12008-06-05 Richard Sandiford <rdsandiford@googlemail.com> 2 3 * config/mips/mips.c (mips_emit_loadgp): Emit a blockage if 4 current_function_profile. 5 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI. 6 72008-05-29 Eric Botcazou <ebotcazou@adacore.com> 8 9 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo. 10 112008-04-08 Richard Guenther <rguenther@suse.de> 12 13 * fold-const.c (fold_widened_comparison): Do not allow 14 sign-changes that change the result. 15 162008-03-25 Richard Guenther <rguenther@suse.de> 17 18 Backport from mainline: 19 2008-02-12 Richard Guenther <rguenther@suse.de> 20 21 PR middle-end/35163 22 * fold-const.c (fold_widened_comparison): Use get_unwidened in 23 value-preserving mode. Disallow final truncation. 24 252008-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 26 27 Backport: 28 2007-09-27 Matthias Klose <doko@ubuntu.com> 29 30 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the 31 multilib osdirname if it exists. 32 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise. 33 342008-02-14 Alan Modra <amodra@bigpond.net.au> 35 36 PR target/34393 37 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1] 38 to a reg. 39 402008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 41 42 PR middle_end/34150 43 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a 44 pic_label_operand source. Similarly, add a REG_LABEL note and 45 update LABEL_NUSES during and after reload. 46 472008-02-08 Steven Bosscher <stevenb.gcc@gmail.com> 48 49 PR middle-end/34627 50 * combine.c (simplify_if_then_else): Make sure the comparison is 51 against const0_rtx when simplifying to (abs x) or (neg (abs X)). 52 532008-02-04 Richard Guenther <rguenther@suse.de> 54 55 PR middle-end/33631 56 * expr.c (count_type_elements): Give for unions instead of 57 guessing. 58 592008-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 60 61 Backport: 62 2007-08-02 Nathan Froyd <froydnj@codesourcery.com> 63 64 PR middle-end/25445 65 * varasm.c (default_binds_local_p_1): Consult flag_whole_program 66 if we are compiling with -fPIC. 67 682008-01-31 Richard Henderson <rth@redhat.com> 69 70 PR c/34993 71 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN 72 for unbounded arrays. 73 742008-01-31 Andreas Krebbel <krebbel1@de.ibm.com> 75 76 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange 77 the overflow check to make it easier to read. 78 (__fixtfdi): Change the type of the ll member in union 79 long_double to UDItype_x. 80 812008-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 82 83 Backport: 84 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com> 85 86 PR middle-end/33826 87 * ipa-pure-const (static_execute): Added code to keep recursive 88 functions from being marked as pure or const. 89 * ipa-utils (searchc): Fixed comment. 90 912008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 92 93 PR libgfortran/34699 94 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on 95 static links. 96 * pa-hpux10.h (LINK_SPEC): Likewise. 97 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1. 98 992008-01-14 Eric Botcazou <ebotcazou@adacore.com> 100 101 PR rtl-optimization/31944 102 * cse.c (remove_pseudo_from_table): New function. 103 (merge_equiv_classes): Use above function to remove pseudo-registers. 104 (invalidate): Likewise. 105 1062007-12-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 107 108 PR driver/33772 109 * collect2.c (SHLIB_SUFFIX): Define if not defined. 110 (write_c_file_stat): Use SHLIB_SUFFIX. 111 * som.h (SHLIB_SUFFIX): Define. 112 * doc/tm.texi (SHLIB_SUFFIX): Document. 113 1142007-12-20 Jakub Jelinek <jakub@redhat.com> 115 116 PR bootstrap/34003 117 * c-decl.c (merge_decls): Copy RTL from olddecl to newdecl. 118 * config/pa/pa.c (pa_encode_section_info): If !first, preserve 119 SYMBOL_FLAG_REFERENCED flag. 120 1212007-12-19 Kaz Kylheku <kaz@zeugmasystems.com> 122 123 PR rtl-optimization/34456 124 * resource.c (mark_set_resources): Use regs_invalidated_by_call 125 rather than call_used_regs and global_regs. 126 1272007-11-29 Matthias Klose <doko@ubuntu.com> 128 129 Backport from mainline: 130 2007-11-17 Richard Guenther <rguenther@suse.de> 131 132 PR middle-end/34130 133 * fold-const.c (extract_muldiv_1): Do not move negative 134 constants inside ABS_EXPR. 135 1362007-11-16 Richard Guenther <rguenther@suse.de> 137 138 PR middle-end/34030 139 * fold-const.c (fold_binary): Use correct types for folding 140 1 << X & Y to Y >> X & 1. 141 1422007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr> 143 144 PR rtl-optimization/33822 145 * rtl.h (REG_OFFSET): Fix comment. 146 * var-tracking.c (INT_MEM_OFFSET): New macro. 147 (var_mem_set): Use it. 148 (var_mem_delete_and_set): Likewise. 149 (var_mem_delete): Likewise. 150 (vt_get_decl_and_offset): Likewise. 151 (offset_valid_for_tracked_p): New predicate. 152 (count_uses): Do not track locations with invalid offsets. 153 (add_uses): Likewise. 154 (add_stores): Likewise. 155 1562007-11-04 Hirohisa Yamaguchi <umq@ueo.co.jp> 157 158 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Fix 159 broken else-if chain. 160 1612007-11-04 Gerald Pfeifer <gerald@pfeifer.com> 162 163 * config.gcc: Proactively add FreeBSD 10 and FreeBSD 11. 164 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto. 165 1662007-11-02 Eric Botcazou <ebotcazou@libertysurf.fr> 167 168 Backport from mainline: 169 2006-12-11 Zdenek Dvorak <dvorakz@suse.cz> 170 171 PR rtl-optimization/30113 172 * loop-iv.c (implies_p): Require the mode of the operands to be 173 scalar. 174 1752007-10-30 Ian Lance Taylor <iant@google.com> 176 177 * ifcvt.c (noce_can_store_speculate_p): New static function. 178 (noce_process_if_block): Call it. 179 (find_if_header): Only call find_if_case_1 and find_if_case_2 if 180 life_data_ok is set. 181 (if_convert): Always compute postdominators. 182 1832007-10-29 Janis Johnson <janis187@us.ibm.com> 184 185 * doc/invoke.texi (Option Summary, optimizations): Remove 186 -fbounds-check. Show that the value for options -falign-jumps, 187 -falign-labels, -falign-loops, -falign-functions, 188 -fsched-stalled-insns, and -fsched-stalled-insns-dep is optional. 189 Break up a long line. Add -ftree-vrp and -funit-at-a-time. 190 (Option Summary, code gen options) Add -fno-stack-limit. 191 * doc/invoke.texi (Option Summary, optimizations): 192 (Optimization Options): Remove -fbounds-check, which is also 193 documented under Code Generation Options. In the descriptions for 194 -fsched-stalled-insns and -fsched-stalled-insns-dep, show the 195 options with and without values. Change -fno-cprop-registers 196 to -fcprop-registers to match other options, and say when it is 197 enabled rather than disabled. Remove extra index entry for 198 -fno-cx-limited-range. Add opindex for several optimization 199 options, and fix typos in the opindex commands for several others. 200 (Code Gen Options): Add index entry for -ftls-model. 201 2022007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr> 203 204 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry. 205 Document MEM_POINTER. Replace mentions of "integrated" 206 field with "return_val". Delete outdated stuff. 207 2082007-10-20 Jakub Jelinek <jakub@redhat.com> 209 210 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point 211 saved CR2 offset to low 32 bits of regs->ccr rather than the whole 212 64-bit register in 64-bit libgcc. 213 2142007-09-23 H.J. Lu <hongjiu.lu@intel.com> 215 216 * configure.ac (ld_vers): Support GNU linker version xx.xx.* 217 * configure: Regenerated. 218 2192007-09-23 Jakub Jelinek <jakub@redhat.com> 220 221 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above. 222 * configure: Regenerated. 223 2242007-09-13 H.J. Lu <hongjiu.lu@intel.com> 225 226 PR bootstrap/33418 227 * configure.ac (ld_vers): Support Linux linker. 228 * configure: Regenerated. 229 2302007-09-06 Richard Sandiford <richard@codesourcery.com> 231 232 PR target/33256 233 * config/mips/mips.c (mips_classify_symbolic_expression): New function. 234 (mips_classify_address): Use it instead of mips_symbolic_constant_p. 235 (print_operand_reloc): Likewise. 236 2372007-08-24 Jakub Jelinek <jakub@redhat.com> 238 239 PR middle-end/32912 240 * fold-const.c (fold_binary): Only optimize X | ~X and X ^ ~X for 241 integral types. 242 2432007-08-22 Richard Guenther <rguenther@suse.de> 244 245 PR tree-optimization/33142 246 * tree-vrp.c (extract_range_from_unary_expr): Compare with 247 TYPE_MIN/MAX_VALUE using tree_int_cst_equal. 248 2492007-08-21 Adam Nemet <anemet@caviumnetworks.com> 250 251 * config/mips/predicates.md (const_call_insn_operand): Invoke 252 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs. 253 2542007-08-02 Andreas Krebbel <krebbel1@de.ibm.com> 255 256 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg. 257 2582007-08-01 Andreas Krebbel <krebbel1@de.ibm.com> 259 260 * config/s390/s390.md (TF in GPR splitter): Change operand_subword 261 parameter to TFmode. 262 2632007-07-16 Richard Guenther <rguenther@suse.de> 264 Uros Bizjak <ubizjak@gmail.com> 265 266 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond" 267 before forcing it to gimple operand. 268 2692007-07-13 Paolo Bonzini <bonzini@gnu.org> 270 271 Revert these patches: 272 273 2007-07-09 Paolo Bonzini <bonzini@gnu.org> 274 275 PR middle-end/32004 276 * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO. 277 278 2007-07-06 Paolo Bonzini <bonzini@gnu.org> 279 280 PR middle-end/32004 281 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints, 282 pass_match_asm_constraints): New. 283 * passes.c (init_optimization_passes): Add new pass. 284 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement. 285 * function.h (struct function): Add has_asm_statement bit. 286 (current_function_has_asm_statement): New. 287 * tree-pass.h (pass_match_asm_constraints): New. 288 2892007-07-09 Paolo Bonzini <bonzini@gnu.org> 290 291 PR middle-end/32004 292 * function.c (rest_of_match_asm_constraints): Pass PROP_REG_INFO. 293 2942007-07-09 Uros Bizjak <ubizjak@gmail.com> 295 296 PR tree-optimization/32681 297 * tree-if-conv.c (find_phi_replacement_condition): Use the condition 298 saved in second_edge->aux when first_bb is a loop header. 299 3002007-07-07 Anatoly Sokolov <aesok@post.ru> 301 302 PR target/31331 303 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type 304 rather than a decl. 305 (avr_attribute_table): Make "naked" attribute apply to function types 306 rather than to decls. 307 (avr_handle_fntype_attribute): New function. 308 3092007-07-07 Uros Bizjak <ubizjak@gmail.com> 310 311 PR target/32660 312 Backport from mainline. 313 * config/i386/sse.md (*vec_extractv2di_1_sse2): New. 314 (*vec_extractv2di_1_sse): New. 315 3162007-07-06 Paolo Bonzini <bonzini@gnu.org> 317 318 PR middle-end/32004 319 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints, 320 pass_match_asm_constraints): New. 321 * passes.c (init_optimization_passes): Add new pass. 322 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement. 323 * function.h (struct function): Add has_asm_statement bit. 324 (current_function_has_asm_statement): New. 325 * tree-pass.h (pass_match_asm_constraints): New. 326 3272007-07-06 Uros Bizjak <ubizjak@gmail.com> 328 329 PR rtl-optimization/32450 330 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn 331 to ensure that instructions are not moved into the prologue when 332 profiling is on. 333 3342007-07-04 Uros Bizjak <ubizjak@gmail.com> 335 336 PR tree-optimization/31966 337 PR tree-optimization/32533 338 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not 339 "basic_block" description as its third argument. Update function 340 calls to get destination bb from "edge" argument. Save "cond" into 341 aux field of the edge. Update prototype for changed arguments. 342 (if_convertible_loop_p): Clear aux field of incoming edges if bb 343 contains phi node. 344 (find_phi_replacement_condition): Operate on incoming edges, not 345 on predecessor blocks. If there is a condition saved in the 346 incoming edge aux field, AND it with incoming bb predicate. 347 Return source bb of the first edge. 348 (clean_predicate_lists): Clean aux field of outgoing node edges. 349 (tree_if_conversion): Do not initialize cond variable. Move 350 variable declaration into the loop. 351 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded 352 initializations of new_stmt, arg0 and arg1 variables. 353 3542007-07-04 Kaz Kojima <kkojima@gcc.gnu.org> 355 356 PR target/32506 357 Backport from mainline. 358 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand 359 predicate instead of target_operand. 360 (divsi3_i1_media, divsi3_media_2): Likewise. 361 3622007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 363 364 PR target/28307 365 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK] 366 (__gthrw_pragma): Provide default definition. 367 (__gthrw2): Use it. 368 * gthr-posix.c (__gthrw_pragma): Define. 369 3702007-06-30 Alexandre Oliva <aoliva@redhat.com> 371 372 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of 373 limbo die nodes. 374 3752007-06-28 Seongbae Park <seongbae.park@gmail.com> 376 377 * config/arm/arm.c (arm_get_frame_offsets): Set 378 offsets->locals_base to avoid negative stack size. 379 (thumb1_expand_prologue): Assert on negative stack size. 380 3812007-06-28 Jakub Jelinek <jakub@redhat.com> 382 383 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure 384 decl is non-external for AIX ABI. 385 3862007-06-28 David Edelsohn <edelsohn@gnu.org> 387 388 * config/rs6000/predicates.md (current_file_function_operand): 389 Ensure the symbol is non-external for AIX ABI. 390 3912007-06-21 Uros Bizjak <ubizjak@gmail.com> 392 393 PR target/32389 394 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL. 395 * config/i386/i386.c (assign_386_stack_local): Assert that 396 SLOT_VIRTUAL is valid only before virtual regs are instantiated. 397 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]: 398 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP. 399 * config/i386/i386.md (truncdfsf2, truncxfsf2, truncxfdf2): Ditto. 400 4012007-06-20 Jakub Jelinek <jakub@redhat.com> 402 403 PR inline-asm/32109 404 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable 405 and !allows_mem. 406 407 PR middle-end/32285 408 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments 409 if ACCUMULATE_OUTGOING_ARGS. 410 4112007-06-20 Kaz Kojima <kkojima@gcc.gnu.org> 412 413 PR rtl-optimization/28011 414 Backport from mainline. 415 * reload.c (push_reload): Set dont_share if IN appears in OUT 416 also when IN is a PLUS rtx. 417 (reg_overlap_mentioned_for_reload_p): Return true if X and IN 418 are same PLUS rtx. 419 4202007-06-19 Jakub Jelinek <jakub@redhat.com> 421 422 PR tree-optimization/32353 423 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL. 424 4252007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr> 426 427 * config/sparc/sparc.c (sparc_override_options): Initialize 428 fpu mask correctly. 429 4302007-06-08 Kaz Kojima <kkojima@gcc.gnu.org> 431 432 PR target/32163 433 Backport from mainline. 434 * config/sh/sh.md (symGOT_load): Don't schedule insns when 435 the symbol is generated with the stack protector. 436 4372007-05-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 438 439 Backport from mainline: 440 2007-05-05 Aurelien Jarno <aurelien@aurel32.net> 441 442 * config/pa/pa.md: Split tgd_load, tld_load and tie_load 443 into pic and non-pic versions. Mark r19 as used for 444 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used 445 for tgd_load, tld_load and tie_load . 446 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic 447 version of tgd_load, tld_load and tie_load depending on the 448 value of flag_pic. 449 4502007-05-20 Kaz Kojima <kkojima@gcc.gnu.org> 451 452 PR target/31701 453 Backport from mainline. 454 * config/sh/sh.c (output_stack_adjust): Avoid using the frame 455 register itself to hold the offset constant. Tell flow the use 456 of r4 and r5 when they are used. 457 4582007-05-20 Kaz Kojima <kkojima@gcc.gnu.org> 459 460 PR target/31480 461 Backport from mainline. 462 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn) 463 is null. 464 4652007-05-20 Kaz Kojima <kkojima@gcc.gnu.org> 466 467 PR target/31022 468 Backport from mainline. 469 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set 470 instead of PATTERN. 471 4722007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr> 473 474 PR rtl-optimization/31691 475 * combine.c (simplify_set): Build a new src pattern instead of 476 substituting its operands in the COMPARE case. 477 4782007-05-16 Richard Guenther <rguenther@suse.de> 479 480 Backport from mainline: 481 2006-06-09 Richard Guenther <rguenther@suse.de> 482 483 PR tree-optimization/26998 484 * tree-vrp.c (extract_range_from_unary_expr): For NEGATE_EXPR 485 of signed types, only TYPE_MIN_VALUE is special, but for both, 486 minimum and maximum value. Likewise VR_ANTI_RANGE is special 487 in this case, as is -fwrapv. 488 4892007-05-11 Kaz Kojima <kkojima@gcc.gnu.org> 490 491 PR target/31876 492 * config/sh/sh.md (andsi3): Avoid calling gen_lowpart on 493 a SImode SUBREG of a floating point register. 494 4952007-05-08 Andreas Krebbel <krebbel1@de.ibm.com> 496 497 * loop.c (move_movables): Remove REG_EQUAL notes for conditional 498 invariants as well. 499 5002007-04-29 Bernd Schmidt <bernd.schmidt@analog.com> 501 502 * reload.c (combine_reloads): When trying to use a dying register, 503 check whether it's uninitialized and don't use if so. 504 5052007-04-27 Ulrich Weigand <uweigand@de.ibm.com> 506 507 PR middle-end/30761 508 * reload1.c (eliminate_regs_in_insn): In the single_set special 509 case, attempt to re-recognize the insn before falling back to 510 having reload fix it up. 511 5122007-04-26 Ian Lance Taylor <iant@google.com> 513 514 PR target/28675 515 * reload.c (find_reloads_subreg_address): If the address was valid 516 in the original mode but not in the new mode, reload the whole 517 address. 518 5192007-04-25 Anatoly Sokolov <aesok@post.ru> 520 521 PR target/18989 522 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine. 523 5242007-04-25 Richard Guenther <rguenther@suse.de> 525 526 Backport from mainline: 527 2006-10-13 Richard Guenther <rguenther@suse.de> 528 529 PR tree-optimization/29446 530 * tree-vrp.c (fix_equivalence_set): Remove. 531 (extract_range_from_assert): Do not call fix_equivalence_set. 532 (debug_value_range): Print a newline. 533 (compare_name_with_value): For equivalence sets with 534 inconsistent value ranges conservatively bail out. 535 (compare_names): Likewise. 536 5372007-04-24 Andreas Krebbel <krebbel1@de.ibm.com> 538 539 PR target/31641 540 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length 541 argument of 0 for memset. 542 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use 543 unsigned shift instead of the signed variant. 544 5452007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com> 546 547 PR middle-end/31448 548 * expr.c (reduce_to_bit_field_precision): Handle 549 CONST_INT rtx's. 550 5512007-04-20 Richard Henderson <rth@redhat.com> 552 553 PR target/28623 554 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset 555 argument; update all callers. 556 (get_unaligned_offset): New. 557 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use 558 get_unaligned_address, just pass on the address directly. 559 (unaligned_extendqidi): Use gen_lowpart instead of open-coding 560 the subreg in the helper patterns. 561 (unaligned_extendqidi_le): Use get_unaligned_offset. 562 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise. 563 (unaligned_extendhidi_be): Likewise. 564 (unaligned_extendhidi): Tidy. 565 * config/alpha/alpha-protos.h: Update. 566 5672007-04-20 Richard Henderson <rth@redhat.com> 568 569 * config/alpha/linux.h (CPP_SPEC): Undef before redefine. 570 5712007-04-20 Jakub Jelinek <jakub@redhat.com> 572 573 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED 574 for __builtin_ia32_cmpordss. 575 576 PR tree-optimization/31632 577 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0 578 and arg1 for optimizations of comparison against min/max values. 579 Fold arg0 to arg1's type for optimizations of comparison against 580 min+1 and max-1 values. 581 5822007-04-18 Anatoly Sokolov <aesok@post.ru> 583 584 * config/avr/avr.c (ptrreg_to_str): Replace error() with 585 output_operand_lossage(). 586 5872007-04-17 Anatoly Sokolov <aesok@post.ru> 588 589 PR target/30483 590 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with 591 error(). 592 5932007-04-16 Matthias Klose <doko@debian.org> 594 595 * config/alpha/linux.h (CPP_SPEC): Define. 596 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend. 597 5982007-04-16 H.J. Lu <hongjiu.lu@intel.com> 599 600 * Backport from mainline: 601 2007-04-16 H.J. Lu <hongjiu.lu@intel.com> 602 603 PR target/31582 604 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a 605 copy of source, pass it to ix86_expand_vector_set and return 606 it as target. 607 6082007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com> 609 610 PR tree-opt/30045 611 * tree-vrp.c (nonnull_arg_p): Treat the static decl as always 612 non null. 613 6142007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com> 615 616 PR middle-end/30729 617 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side 618 effects unknown to this function, return early. 619 6202007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com> 621 622 PR c/31520 623 * c-decl.c (finish_decl): Grab the type of the decl after the call 624 to store_init_value. 625 6262007-04-07 Anatoly Sokolov <aesok@post.ru> 627 628 PR target/30289 629 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as 630 earlyclobber. 631 6322007-04-05 Anatoly Sokolov <aesok@post.ru> 633 634 PR target/25448 635 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the 636 DECL_ASSEMBLER_NAME, not the DECL_NAME. 637 6382007-04-04 Richard Henderson <rth@redhat.com> 639 640 PR target/31361 641 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove 642 v8hi_ftype_v8hi_v2di, v4si_ftype_v4si_v2di. Use like-types for 643 the variable shift builtins. 644 (ix86_expand_builtin): Properly expand the variable shift builtins. 645 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make 646 operand 2 be TImode. 647 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32, 648 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, 649 _mm_srli_epi32, _mm_srli_epi64): Turn into macros. 650 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions. 651 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16, 652 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use 653 two-vector shift builtins. 654 6552007-04-02 Anatoly Sokolov <aesok@post.ru> 656 657 PR target/31137 658 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements. 659 6602007-04-02 H.J. Lu <hongjiu.lu@intel.com> 661 662 * Backport from mainline: 663 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com> 664 665 PR target/31380 666 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX. 667 6682007-03-30 Anatoly Sokolov <aesok@post.ru> 669 670 * config/avr/avr.c (avr_override_options): Clear 671 'flag_delete_null_pointer_checks'. 672 6732007-03-21 Richard Henderson <rth@redhat.com> 674 675 PR target/31245 676 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias. 677 * config/i386/mmintrin.h (__m64): Likewise. 678 * config/i386/xmmintrin.h (__m128): Likewise. 679 6802007-03-19 Seongbae Park <seongbae.park@gmail.com> 681 682 PR tree-optimization/30590 683 * tree-nrv.c (tree_nrv): Check for the partial update 684 of the return value. 685 6862007-03-19 Jeff Law <law@redhat.com> 687 688 * tree-cfg.c (find_taken_edge): Tighten conditions for 689 optimizing computed gotos. 690 6912007-03-19 Brooks Moses <brooks.moses@codesourcery.com> 692 693 * doc/extend.texi: Edit "gnu_inline" documentation. 694 * doc/invoke.texi: Edit "-fgnu89-inline" documentation. 695 6962007-03-19 Ian Lance Taylor <iant@google.com> 697 698 * c.opt (fgnu89-inline): New option. 699 * c-opts.c (c_common_post_options): Warn about -fno-gnu89-inline. 700 * c-common.c (c_common_attributes): Add gnu_inline attribyte. 701 (handle_gnu_inline_attribute): New static function. 702 * c-cppbuiltin.c (c_cpp_builtins): Define __GNUC_GNU_INLINE__. 703 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline. 704 (C Dialect Options): Document -fgnu89-inline. 705 * doc/extend.texi (Function Attributes): Document gnu_inline. 706 (Inline): Mention that C99 inline will be implemented in 4.3. 707 Refer to ways to get the old handling. 708 * doc/cpp.texi (Common Predefined Macros): Document 709 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__. 710 7112007-03-17 Alexandre Oliva <aoliva@redhat.com> 712 713 PR debug/29906 714 * dwarf2out.c (force_type_die): Adjust comment. 715 (dwarf2out_imported_module_or_decl): Handle base AT_import types. 716 7172007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 718 719 * pa.c (attr_length_call): Partially revert change of 2007-03-09. 720 (output_call): Likewise. 721 7222007-03-15 Richard Guenther <rguenther@suse.de> 723 724 Backport from mainline: 725 2007-02-28 Richard Guenther <rguenther@suse.de> 726 727 PR middle-end/30364 728 * fold-const.c (fold_binary): Do not associate expressions 729 with more than one variable for integer types that do not wrap. 730 7312007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 732 733 PR target/31123 734 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for 735 two unamed patterns. 736 7372007-03-12 Roger Sayle <roger@eyesopen.com> 738 Andrew Pinski <andrew_pinski@playstation.sony.com> 739 740 PR middle-end/30433 741 * fold-const.c (fold_relational_const): Add back compile-time 742 evaluation of complex constant equality/inequality comparisons. 743 7442007-03-12 Richard Henderson <rth@redhat.com> 745 746 PR target/26090 747 * config/alpha/alpha.c (alpha_elf_select_section): New. 748 (alpha_elf_unique_section, alpha_elf_section_type_flags): New. 749 (alpha_elf_select_rtx_section): Force flag_pic true. 750 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New. 751 (TARGET_SECTION_TYPE_FLAGS): New. 752 7532007-03-12 Ira Rosen <irar@il.ibm.com> 754 755 PR tree-optimization/29925 756 * tree-data-ref.c (analyze_offset): Add a return value (bool) to 757 indicate success/failure of the analysis. Add negation to subtrahend 758 in case of subtraction. Fail if both operands contain constants. 759 (create_data_ref): Fail if analyze_offset fails. 760 7612007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 762 763 * pa.c (attr_length_call): Revise condition for long pc-relative branch. 764 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local 765 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on 766 SOM target. 767 7682007-03-09 Alexandre Oliva <aoliva@redhat.com> 769 770 PR rtl-optimization/30643 771 * cse.c (cse_insn): Recompute dest_hash after insert_regs for 772 dest_addr_elt. 773 7742007-03-08 Andreas Schwab <schwab@suse.de> 775 776 * c-common.c (fold_offsetof_1): Remove extra argument in recursive 777 call. 778 7792007-03-08 Volker Reichelt <reichelt@netcologne.de> 780 781 PR c++/30852 782 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR. 783 7842007-03-07 Richard Henderson <rth@redhat.com> 785 786 PR target/30848 787 * reg-stack.c (emit_swap_insn): If a malformed asm was seen, 788 silently fix up the stack in the case of a missing register. 789 7902007-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 791 792 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint 793 conversion. 794 7952007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 796 797 * pa.md: In unamed move patterns, disparge copies between general 798 and floating point registers using '?' modifier. Don't include 'f' 799 constraint for register preferences in DImode, SImode, HImode and 800 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns. 801 Remove constraints for copies between general and floating registers 802 in soft-float DFmode pattern. 803 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard 804 floating register. 805 (movsf): Likewise. 806 8072007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 808 809 * pa/predicates.md (move_src_operand): Allow zero for mode. 810 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode 811 move pattern. 812 8132007-02-27 Eric Botcazou <ebotcazou@libertysurf.fr> 814 815 PR rtl-optimization/30931 816 * loop.c (combine_givs_p): Return false if either GIV is not 817 always executed. 818 8192007-02-21 Ira Rosen <irar@il.ibm.com> 820 821 * Makefile.in (tree-ssa-alias.o): Depend on pointer-set.h. 822 8232007-02-20 Ira Rosen <irar@il.ibm.com> 824 825 * tree-ssa-alias.c: Include pointer-set.h. 826 (may_aliases_intersect): Use the correct type (varray) for 827 may_aliases sets. 828 8292007-02-18 Kaz Kojima <kkojima@gcc.gnu.org> 830 831 Backport from mainline. 832 PR rtl-optimization/29599 833 * reload1.c (eliminate_regs_in_insn): Take the destination 834 mode into account when computing the offset. 835 8362007-02-18 Roger Sayle <roger@eyesopen.com> 837 838 Backport from mainline. 839 PR middle-end/24427 840 PR rtl-optimization/28173 841 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Transform (X&C1)|C2 842 into (X,C2) if C1 is a subset of the bits of C2. Transform 843 (X&C1)|C2 into X|C2 if C1|C2 == ~0. Canonicalize (X&C1)|C2 as 844 (X&(C1&~C2))|C2. 845 <BIT_AND_EXPR>: Canonicalize (X|C1)&C2 as (X&C2)|(C1&C2). 846 8472007-02-18 Ira Rosen <irar@il.ibm.com> 848 849 * tree-ssa-alias.c (may_aliases_intersect): New function. 850 * tree-data-ref.c (ptr_ptr_may_alias_p): Call may_aliases_intersect 851 for different tags. 852 * tree-flow.h (may_aliases_intersect): Add function declaration. 853 8542007-02-17 Alexandre Oliva <aoliva@redhat.com> 855 856 PR tree-optimization/30823 857 * tree-sra.c (sra_build_assignment): Drop type-checking assert. 858 8592007-02-16 Guy Martin <gmsoft@gentoo.org> 860 861 * pa.md (tp_load): Correct mfctl instruction syntax. 862 8632007-02-16 Eric Botcazou <ebotcazou@libertysurf.fr> 864 865 PR rtl-optimization/30787 866 * loop.c (strength_reduce): Don't reduce giv that is not always 867 executed and where add_val or mult_val can trap. 868 8692007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> 870 871 PR other/27843 872 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid 873 nested double- and backquotes. 874 8752007-02-15 Anatoly Sokolov <aesok@post.ru> 876 877 PR target/19087 878 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define. 879 8802007-02-15 Bob Wilson <bob.wilson@acm.org> 881 882 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs. 883 8842007-02-15 Alexandre Oliva <aoliva@redhat.com> 885 886 * tree-sra.c (instantiate_missing_elements): Canonicalize 887 bit-field types. 888 (sra_build_assignment): New. 889 (generate_copy_inout, generate_element_copy, 890 generate_element_zero, generate_one_element_init): Use it. 891 8922007-02-15 Alexandre Oliva <aoliva@redhat.com> 893 894 PR debug/30189 895 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE 896 even if cv-qualification is the same. 897 8982007-02-14 Eric Botcazou <ebotcazou@adacore.com> 899 Maxim Kuvyrkov <mkuvyrkov@ispras.ru> 900 901 PR rtl-optimization/28772 902 * Makefile.in (haifa-sched.o): Add dependency on $(PARAMS_H). 903 904 Backport from mainline: 905 2006-04-13 Eric Botcazou <ebotcazou@adacore.com> 906 907 * params.def (PARAM_MAX_SCHED_READY_INSNS): New parameter, 908 defaulting to 100. 909 * params.h (MAX_SCHED_READY_INSNS): New macro. 910 * haifa-sched.c: (queue_to_ready): Re-queue insns for the next cycle 911 past MAX_SCHED_READY_INSNS during the first scheduling pass. 912 (schedule_block): Delay insns past MAX_SCHED_READY_INSNS in 913 the ready list for 1 cycle during the first scheduling pass. 914 * doc/invoke.texi (--param): New parameter max-sched-ready-insns. 915 9162007-02-14 Jakub Jelinek <jakub@redhat.com> 917 918 PR middle-end/30473 919 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize 920 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++). 921 9222007-02-14 Richard Guenther <rguenther@suse.de> 923 924 Backport from mainline: 925 2007-01-30 Richard Guenther <rguenther@suse.de> 926 927 PR middle-end/30313 928 * passes.c (execute_one_pass): Reset in_gimple_form to not 929 confuse non-unit-at-a-time mode. 930 9312007-02-14 Mark Mitchell <mark@codesourcery.com> 932 933 * DEV-PHASE: Set to prerelease. 934 * BASE-VER: Increment. 935 9362007-02-13 Release Manager 937 938 * GCC 4.1.2 released. 939 9402007-02-06 Mark Mitchell <mark@codesourcery.com> 941 942 PR target/29487 943 * tree.h (DECL_REPLACEABLE_P): New macro. 944 * except.c (set_nothrow_function_flags): Likewise. 945 9462007-02-06 Rask Ingemann Lamberisen <rask@sygehus.dk> 947 948 PR 30370 949 * config/rs6000/t-ppccomm: Correct Makefile typo. 950 9512007-01-29 Josh Conner <jconner@apple.com> 952 953 PR middle-end/29683 954 * calls.c (compute_argument_addresses): Set stack and stack_slot 955 for partial args, too. 956 (store_one_arg): Use locate.size.constant for the size when 957 generating a save_area. 958 9592007-01-28 Ralf Wildenhalf Wildenhues <Ralf.Wildenhues@gmx.de> 960 961 * doc/sourcebuild.texi: Add comma for clarity. 962 * doc/extend.texi: Fix some typos. 963 * doc/passes.texi: Likewise. 964 * doc/cppinternals.texi: Likewise. 965 * doc/c-tree.texi: Likewise. 966 * doc/tree-ssa.texi: Likewise. 967 * doc/install.texi: Likewise. 968 9692007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr> 970 971 PR rtl-optimization/29329 972 * combine.c (replaced_rhs_insn): Rename to i2mod. 973 (replaced_rhs_value): Rename to i2mod_new_rhs. 974 (i2mod_old_rhs): New global variable. 975 (combine_instructions): Adjust for above change. Save a copy of 976 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL 977 note are substituted in the second instruction. 978 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not 979 ditch the note if it pertains to the second eliminated register 980 and this register is mentioned in i2mod_old_rhs. 981 982 Revert: 983 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr> 984 985 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past 986 the insn to which the note was originally attached. 987 9882007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 989 990 * pa.c (output_move_double): Change array size of xoperands to 4. 991 9922007-01-17 Tom Tromey <tromey@redhat.com> 993 994 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org. 995 * doc/install.texi (Testing): Use sourceware.org. 996 (Binaries): Likewise. 997 (Specific): Likewise. 998 * doc/contrib.texi (Contributors): Use sourceware.org. 999 10002007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1001 1002 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine. 1003 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS. 1004 (ASM_OUTPUT_INTERNAL_LABEL): Define. 1005 10062007-01-09 Nicolas Pitre <nico@cam.org> 1007 1008 PR target/30173 1009 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero. 1010 10112007-01-08 Nick Clifton <nickc@redhat.com> 1012 1013 * config/frv/predicates.md (reg_or_0_operand): Accept 1014 CONST_DOUBLEs. 1015 10162007-01-06 Richard Sandiford <richard@codesourcery.com> 1017 1018 Backport from mainline: 1019 2006-05-23 Richard Sandiford <richard@codesourcery.com> 1020 1021 PR rtl-optimization/27736 1022 * combine.c (replaced_rhs_value): New variable. 1023 (combine_instructions): Set it. 1024 (distribute_notes): When distributing a note in replaced_rhs_insn, 1025 check whether the value was used in replaced_rhs_value. 1026 1027 2006-05-22 Richard Sandiford <richard@codesourcery.com> 1028 1029 PR rtl-optimization/25514 1030 * combine.c (replaced_rhs_insn): New variable. 1031 (combine_instructions): Set replaced_rhs_insn when trying to replace 1032 a SET_SRC with a REG_EQUAL note. 1033 (distribute_notes): Use replaced_rhs_insn when determining the live 1034 range of a REG_DEAD register. 1035 10362007-01-05 Richard Guenther <rguenther@suse.de> 1037 1038 PR tree-optimization/30212 1039 * tree-vrp.c (adjust_range_with_scev): Do not adjust invalid 1040 ranges by using TYPE_MIN_VALUE or TYPE_MAX_VALUE. 1041 10422007-01-05 Richard Guenther <rguenther@suse.de> 1043 1044 PR middle-end/27826 1045 * tree.c (get_narrower): Do not construct COMPONENT_REFs 1046 with mismatched types. Instead explicitly build a 1047 conversion NOP_EXPR. 1048 10492007-01-05 Richard Guenther <rguenther@suse.de> 1050 1051 Backport from mainline: 1052 2006-06-24 Jan Hubicka <jh@suse.cz> 1053 1054 PR c/25795 1055 PR c++/27369 1056 * craph.c (cgraph_varpool_nodes): Export. 1057 (decide_is_variable_needed): Do not worry about "used" attribute. 1058 * cgraph.h (cgraph_varpool_nodes): Declare. 1059 * cgraphunit.c (decide_is_function_needed): Do not worry about "used" 1060 attribute. 1061 (process_function_and_variable_attributes): New function. 1062 (cgraph_finalize_compilation_unit): Call it. 1063 * c-decl.c (finish_decl): Do not worry about used attribute. 1064 * c-common.c (handle_externally_visible_attribute): Only validate. 1065 10662007-01-05 Joel Brobecker <brobecker@adacore.com> 1067 1068 * doc/install.texi (Final install): Document the fact that 1069 the GNAT runtime should not be stripped. 1070 10712007-01-05 Jakub Jelinek <jakub@redhat.com> 1072 1073 PR c/30360 1074 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of 1075 denom against 0.0. 1076 1077 Backport from mainline: 1078 2006-09-17 Steven Bosscher <steven@gcc.gnu.org> 1079 1080 PR c/25993 1081 * c-opts.c (c_common_handle_option): Ignore the -std options 1082 if the input language is assembly. 1083 10842007-01-05 Richard Guenther <rguenther@suse.de> 1085 1086 PR middle-end/28116 1087 * tree-inline.c (copy_body_r): Mark argument of ADDR_EXPR 1088 addressable. 1089 10902007-01-05 Richard Guenther <rguenther@suse.de> 1091 1092 Backport from mainline: 1093 2006-10-15 Jan Hubicka <jh@suse.cz> 1094 1095 PR middle-end/29241 1096 * cgraphunit.c (cgraph_preserve_function_body_p): Preserve functions 1097 declared always_inline even when not inlining. 1098 10992007-01-03 Jakub Jelinek <jakub@redhat.com> 1100 1101 PR middle-end/30286 1102 * fold-const.c (negate_expr): Don't call fold_build1 1103 for INTEGER_CST or REAL_CST. 1104 11052006-12-27 Ian Lance Taylor <iant@google.com> 1106 1107 PR debug/26964 1108 * dwarf2out.c (gen_type_die): Don't write out a DIE for 1109 ENUMERAL_TYPE if it was already written out. 1110 11112006-12-23 Eric Botcazou <ebotcazou@adacore.com> 1112 1113 * dwarf2out.c (dbx_reg_number): Do leaf register remapping 1114 only if the function is leaf. 1115 (multiple_reg_loc_descriptor): Likewise. 1116 1117 Backport from mainline: 1118 2006-05-13 Nick Clifton <nickc@redhat.com> 1119 1120 * dwarf2out.c (dbx_reg_number): Check return value from 1121 LEAF_REG_REMAP and only use it if it is valid. 1122 (multiple_reg_loc_descriptor): Likewise. 1123 11242006-12-21 Jakub Jelinek <jakub@redhat.com> 1125 1126 PR target/30230 1127 * config/ia64/ia64.c (ia64_add_bundle_selector_before): New function. 1128 (bundling): Use it. 1129 11302006-12-17 Matthias Klose <doko@debian.org> 1131 1132 PR libstdc++/11953 1133 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Extend. 1134 11352006-12-16 Joseph Myers <joseph@codesourcery.com> 1136 David Edelsohn <edelsohn@gnu.org> 1137 1138 PR target/24036 1139 * doc/tm.texi (HARD_REGNO_NREGS_HAS_PADDING, 1140 HARD_REGNO_NREGS_WITH_PADDING): Document new target macros. 1141 * defaults.h (HARD_REGNO_NREGS_HAS_PADDING, 1142 HARD_REGNO_NREGS_WITH_PADDING): Define. 1143 * config/i386/i386.h (HARD_REGNO_NREGS_HAS_PADDING, 1144 HARD_REGNO_NREGS_WITH_PADDING): Define. 1145 * rtlanal.c (subreg_regno_offset, subreg_offset_representable_p): 1146 Use new macros to detect modes with holes; do not look at integer 1147 units. 1148 (subreg_offset_representable_p): Check for and disallow cases 1149 where the modes use different numbers of bits from registers. 1150 * config/rs6000/rs6000.c (rs6000_emit_move): Handle TFmode 1151 constant for soft-float. 1152 (rs6000_hard_regno_nregs): Use UNITS_PER_FP_WORD for e500 GPRs 1153 containing doubles. 1154 (rs6000_split_multireg_move): Use DFmode reg_mode for TFmode moves 1155 in E500 double case. 1156 * config/rs6000/rs6000.md (movtf): Allow soft-float. 1157 (movtf_softfloat): New. 1158 11592006-12-15 Jakub Jelinek <jakub@redhat.com> 1160 1161 PR target/30185 1162 * config/rs6000/rs6000.md (div<mode>3): Use correct mode in 1163 force_reg call. 1164 11652006-12-12 Jakub Jelinek <jakub@redhat.com> 1166 1167 PR libstdc++/11953 1168 * gthr-posix.h (_REENTRANT): Only define if __osf__ is defined. 1169 1170 * config/ia64/linux.h (CPP_SPEC): Define. 1171 * config/s390/linux.h (CPP_SPEC): Define. 1172 11732006-12-12 Jim Wilson <wilson@specifix.com> 1174 Jakub Jelinek <jakub@redhat.com> 1175 1176 PR rtl-optimization/27761 1177 * combine.c (try_combine): Don't create a useless garbage SET 1178 if PATTERN (i2) is a PARALLEL. If added_sets_1, save 1179 PATTERN (i1) resp. SET from i1src to i1dest in i1pat 1180 and use it to prevent accidental modification of i1src. 1181 11822006-12-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1183 1184 PR target/30039 1185 * pa.md (high:DI and lo_sum:DI): Handle 64-bit CONST_INTs in 32-bit 1186 patterns. Correct length of high:DI instruction sequence. 1187 11882006-11-29 Joseph Myers <joseph@codesourcery.com> 1189 1190 * config/rs6000/predicates.md (gpc_reg_operand): Check 1191 invalid_e500_subreg. 1192 * config/rs6000/rs6000.c (invalid_e500_subreg): Don't allow any 1193 SImode subregs of SPE vectors. 1194 * config/rs6000/rs6000.md (insv): Fail for invalid E500 subregs. 1195 * jump.c (true_regnum): Require subregs to satisfy 1196 subreg_offset_representable_p. 1197 11982006-11-29 Jie Zhang <jie.zhang@analog.com> 1199 1200 * doc/tm.texi (NO_PROFILE_COUNTERS): Document more accurately. 1201 12022006-11-29 Joseph Myers <joseph@codesourcery.com> 1203 1204 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): If 1205 STRICT_ALIGNMENT and the type is more aligned than the saved 1206 registers, copy via a temporary. 1207 12082006-11-28 Joseph Myers <joseph@codesourcery.com> 1209 1210 * function.c (instantiate_virtual_regs_in_insn): Call force_reg 1211 inside start_sequence / end_sequence pair. 1212 12132006-11-27 Michael Matz <matz@suse.de> 1214 Andreas Krebbel <krebbel1@de.ibm.com> 1215 1216 PR target/29319 1217 * config/s390/predicates.md (larl_operand): Check addend of larl 1218 operand to be in range of -/+2GB. 1219 * config/s390/s390.c (legitimize_pic_address): Likewise. 1220 Changed type of variable even to HOST_WIDE_INT. 1221 12222006-11-25 Andrew Pinski <andrew_pinski@playstation.sony.com> 1223 1224 PR tree-opt/29964 1225 * ipa-pure-const.c (check_tree): If the original tree 1226 is volatile return early and say the function is not pure 1227 nor const. Remove the volatile check for writes. 1228 (analyze_function): Print out the result of the local 1229 analysis pass. 1230 12312006-11-24 Jakub Jelinek <jakub@redhat.com> 1232 1233 PR c/29736 1234 * c-common.c (handle_vector_size_attribute): Disallow VECTOR_TYPE 1235 or UNION_TYPE inner types. 1236 12372006-11-24 Joseph Myers <joseph@codesourcery.com> 1238 1239 * config/rs6000/eabispe.h (TARGET_DEFAULT): Include 1240 MASK_STRICT_ALIGN. 1241 * config/rs6000/linuxspe.h (TARGET_DEFAULT): Likewise. 1242 * config/rs6000/rs6000.c (rs6000_override_options): Use 1243 MASK_STRICT_ALIGN for 8540 and 8548. Add MASK_STRICT_ALIGN to 1244 POWERPC_MASKS. 1245 12462006-11-24 Andreas Krebbel <krebbel1@de.ibm.com> 1247 1248 * config/s390.c (s390_emit_compare_and_swap): New function. 1249 (s390_expand_cs_hqi, s390_expand_atomic): Call 1250 s390_emit_compare_and_swap. 1251 12522006-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1253 1254 * pa.c (return_addr_rtx): Change 0xe0400002 to -532676606. 1255 12562006-11-22 Joseph Myers <joseph@codesourcery.com> 1257 1258 * config/rs6000/spe.md (SPE64): New mode macro. 1259 (mov_sidf_e500_subreg0): Change to mov_si<mode>_e500_subreg0. Add 1260 memory load. 1261 (mov_si<mode>_e500_subreg0_2): New. 1262 (mov_sidf_e500_subreg4): Change to mov_si<mode>_e500_subreg4. Add 1263 memory load. 1264 (mov_si<mode>_e500_subreg4_2): New. 1265 * config/rs6000/predicates.md (input_operand): Do not allow 1266 invalid E500 subregs. 1267 (rs6000_nonimmediate_operand): Check for invalid E500 subregs also 1268 if TARGET_SPE. 1269 * config/rs6000/rs6000.c (invalid_e500_subreg): Check for subregs 1270 involving DFmode if TARGET_E500_DOUBLE. Check for subregs 1271 involving vector modes if TARGET_SPE. 1272 12732006-11-20 Anatoly Sokolov <aesok@post.ru> 1274 1275 PR target/18553 1276 PR target/29449 1277 * config/avr/avr.h (OBJECT_FORMAT_ELF): Define. 1278 1279 * config/avr/avr.h (DWARF2_DEBUGGING_INFO): Define. 1280 12812006-11-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1282 1283 PR target/29114 1284 * pa.c (emit_move_sequence): Don't split constants with PLUS for modes 1285 larger than BITS_PER_WORD. 1286 12872006-11-19 Richard Guenther <rguenther@suse.de> 1288 1289 Backport from mainline: 1290 2006-11-15 Paolo Bonzini <bonzini@gnu.org> 1291 1292 PR middle-end/29753 1293 * gimplify.c (fold_indirect_ref_rhs): Use 1294 STRIP_USELESS_TYPE_CONVERSION rather than STRIP_NOPS. 1295 12962006-11-19 Richard Guenther <rguenther@suse.de> 1297 1298 Backport from mainline: 1299 2006-09-22 Zdenek Dvorak <dvorakz@suse.cz> 1300 1301 PR tree-optimization/28888 1302 * tree-if-conv.c (combine_blocks): Rewritten. 1303 * tree-cfg.c (tree_verify_flow_info): Check that edges with 1304 EDGE_TRUE/FALSE_VALUE follow COND_EXPR. 1305 13062006-11-18 Joseph Myers <joseph@codesourcery.com> 1307 1308 * config/rs6000/spe.md (movv4hi_internal): Add alternative for 1309 easy vector constant loads. 1310 13112006-11-18 Joseph Myers <joseph@codesourcery.com> 1312 1313 * config/rs6000/rs6000.h (TARGET_NO_LWSYNC): Define. 1314 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define 1315 __NO_LWSYNC__ if TARGET_NO_LWSYNC. 1316 * config/rs6000/sync.md (lwsync): Emit plain sync if 1317 TARGET_NO_LWSYNC. 1318 13192006-11-17 Andrew Pinski <andrew_pinski@playstation.sony.com> 1320 1321 PR tree-opt/29788 1322 * fold-const.c (fold_indirect_ref_1): Fold *&CONST_DECL down 1323 to what is the const decl is a place holder for. 1324 13252006-11-17 Jakub Jelinek <jakub@redhat.com> 1326 1327 PR middle-end/29584 1328 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Don't 1329 optimize if DEF doesn't have integral type. 1330 13312006-11-17 Uros Bizjak <ubizjak@gmail.com> 1332 1333 * config/i386/i386.c (ix86_function_sseregparm): Fix comment: 1334 number of arguments passed to local functions in SSE registers is 3. 1335 1336 * doc/invoke.texi (Function Attributes) [sseregparm]: Correct 1337 number of arguments passed in SSE registers to 3. 1338 13392006-11-16 Eric Botcazou <ebotcazou@adacore.com> 1340 1341 PR middle-end/26306 1342 * gimplify.c (gimplify_expr): Only force a load for references to 1343 non-BLKmode volatile values. 1344 * doc/implement-c.texi (Qualifiers implementation): Document the 1345 interpretation of what a volatile access is. 1346 * doc/extend.texi (C++ Extensions): Rework same documentation. 1347 13482006-11-16 Joseph Myers <joseph@codesourcery.com> 1349 1350 * config/rs6000/spe.md (frob_di_df_2): Handle non-offsettable 1351 memory operand. 1352 13532006-11-15 Steve Ellcey <sje@cup.hp.com> 1354 1355 * config/ia64/ia64.c (ia64_hpux_init_libfuncs): Use HP-UX millicode 1356 routines for integer division. 1357 13582006-11-15 Jakub Jelinek <jakub@redhat.com> 1359 1360 PR tree-optimization/29581 1361 * lambda-code.c (replace_uses_equiv_to_x_with_y): Add YINIT, 1362 REPLACEMENTS, FIRSTBSI arguments. If initial condition or 1363 type is different between Y and USE, create a temporary 1364 variable, initialize it at the beginning of the body bb 1365 and use it as replacement instead of Y. 1366 13672006-11-15 Richard Guenther <rguenther@suse.de> 1368 1369 Backport from mainline: 1370 2006-11-12 Michael Matz <matz@suse.de> 1371 Roger Sayle <roger@eyesopen.com> 1372 1373 PR rtl-optimization/29797 1374 * ifcvt.c (noce_try_bitop): Correct calculation of bitnum on 1375 BITS_BIG_ENDIAN targets. 1376 13772006-11-13 Jakub Jelinek <jakub@redhat.com> 1378 1379 * configure.ac (ld_vers): Parse GNU ld version 2.17.50.0.3-6 20060715 1380 style versions. 1381 * configure: Rebuilt. 1382 13832006-11-13 Richard Guenther <rguenther@suse.de> 1384 1385 Backport from mainline: 1386 2006-10-23 Richard Guenther <rguenther@suse.de> 1387 1388 PR middle-end/21032 1389 * convert.c (convert_to_real): Fold (float)-x to -(float)x 1390 only if not flag_rounding_math. 1391 13922006-11-11 Andrew Pinski <andrew_pinski@playstation.sony.com> 1393 1394 PR tree-opt/28545 1395 * tree-vrp.c (replace_uses_by_vrp): New function. 1396 (remove_range_assertions): Use it. 1397 13982006-11-12 Jie Zhang <jie.zhang@analog.com> 1399 1400 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Use builtin_define_std 1401 instead of builtin_define for bfin and BFIN. 1402 14032006-11-11 Jie Zhang <jie.zhang@analog.com> 1404 1405 * config/bfin/bfin.h (FUNCTION_PROFILER): Don't use LABELNO. 1406 (NO_PROFILE_COUNTERS): Define as 1. 1407 14082006-11-09 Janis Johnson <janis187@us.ibm.com> 1409 1410 Backports from mainline. 1411 * doc/sourcebuild.texi (Test Directives): Document dg-shouldfail, 1412 output-exists and output-exists-not. 1413 14142006-11-07 Richard Guenther <rguenther@suse.de> 1415 1416 PR tree-optimization/29610 1417 * tree-cfgcleanup.c (cleanup_control_flow): Honor return value 1418 of tree_purge_dead_eh_edges as it may free dominators. 1419 1420 * g++.dg/other/pr29610.C: New testcase. 1421 14222006-11-07 Jie Zhang <jie.zhang@analog.com> 1423 1424 * gcc.c (process_command): Treat -b as normal switch if its argument 1425 has no dash. 1426 14272006-11-05 Jakub Jelinek <jakub@redhat.com> 1428 1429 PR middle-end/29695 1430 * fold-const.c (fold_ternary): Fix A < 0 ? <sign bit of A> : 0 1431 simplification. 1432 14332006-11-02 Eric Botcazou <ebotcazou@libertysurf.fr> 1434 1435 * doc/install.texi (sparc-sun-solaris2*): Update GMP/MPFR build 1436 1437 (sparc64-sun-solaris2*): Likewise. 1438 14392006-11-02 Zdenek Dvorak <dvorakz@suse.cz> 1440 1441 PR tree-optimization/27891 1442 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Do not insert code 1443 on abnormal edge. 1444 14452006-11-01 David Edelsohn <edelsohn@gnu.org> 1446 Ian Lance Taylor <ian@airs.com> 1447 1448 PR middle-end/29250 1449 * expr.c (expand_expr_real_1) <NON_LVALUE_EXPR, NOP_EXPR, 1450 CONVERT_EXPR>: Change EXPAND_SUM modifier to EXPAND_NORMAL when 1451 recursing. 1452 14532006-11-01 Chris Johns <chris@contemporary.net.au> 1454 1455 PR bootstrap/28400 1456 * Makefile.in (install-driver): Use exeext when installing 1457 $target-gcc-$version. 1458 14592006-11-01 Eric Botcazou <ebotcazou@libertysurf.fr> 1460 1461 PR rtl-optimization/28970 1462 * loop.c (loop_giv_reduce_benefit): Take the max of the addition 1463 cost on all the increments of the BIV. 1464 14652006-11-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1466 1467 * builtins.def (gamma, lgamma): Use ATTR_MATHFN_FPROUNDING_STORE. 1468 14692006-10-31 Eric Botcazou <ebotcazou@libertysurf.fr> 1470 1471 PR rtl-optimization/29631 1472 * loop.c (basic_induction_var): Add new parameter inner_mode. 1473 <PLUS>: If set, convert the increment to it before sign-extending. 1474 <CONST_INT>: Likewise. 1475 <SUBREG>: Set it. 1476 <ASHIFTRT>: Likewise. Return 0 if flag_wrapv. 1477 (check_insn_for_bivs): Pass VOIDmode as inner_mode to above. 1478 14792006-10-30 Jakub Jelinek <jakub@redhat.com> 1480 1481 PR tree-optimization/29637 1482 * tree.c (make_vector_type): Don't recurse if TYPE_MAIN_VARIANT 1483 of the innertype is the innertype itself. 1484 14852006-10-28 Uros Bizjak <uros@kss-loka.si> 1486 1487 PR target/29377 1488 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Change "size" 1489 argument to HOST_WIDE_INT. Update function prototype. 1490 (round_frame_size): Change return type to HOST_WIDE_INT. Change 1491 "size" argument to HOST_WIDE_INT. Update function prototype. 1492 14932006-10-26 Andreas Krebbel <krebbel1@de.ibm.com> 1494 1495 * config/s390/s390.c (s390_init_frame_layout): Check positive 1496 frame_size. 1497 14982006-10-25 Steve Ellcey <sje@cup.hp.com> 1499 1500 * config/ia64/hpux.h: Define _INCLUDE__STDC_A1_SOURCE in C++. 1501 Add unix98.o to link line. 1502 15032006-10-25 Paolo Bonzini <bonzini@gnu.org> 1504 1505 PR c/29092 1506 * c-typeck.c (digest_init): Always allow initializing vectors 1507 that have static storage duration with compound literals. 1508 * tree.c (build_type_attribute_qual_variant): New, based on 1509 build_type_attribute_variant. 1510 (build_type_attribute_variant): Rewrite using the former. 1511 (make_vector_type): Use build_type_attribute_qual_variant to build 1512 type variants. Use type_hash_canon on the others. 1513 15142006-10-23 Ulrich Weigand <uweigand@de.ibm.com> 1515 1516 * config/s390/predicates.md ("bras_sym_operand"): Do not accept 1517 nonlocal function symbols if flag_pic. 1518 15192006-10-19 Eric Botcazou <ebotcazou@adacore.com> 1520 1521 * fold-const.c (add_double): Rename to add_double_with_sign. 1522 Add 'unsigned_p' parameter and take it into account for the overflow. 1523 (mul_double): Rename to mul_double_with_sign. 1524 Add 'unsigned_p' parameter and take it into account for the overflow. 1525 (fold_div_compare): Call add_double_with_sign instead of add_double 1526 and mul_double_with_sign instead of mul_double, passing them the 1527 unsignedness of the type. 1528 * tree.h (add_double): Macroize. 1529 (add_double_with_sign): New prototype. 1530 (mul_double): Macroize. 1531 (mul_double_with_sign): New prototype. 1532 15332006-10-19 Ira Rosen <irar@il.ibm.com> 1534 1535 Backport from mainline: 1536 2006-08-07 Victor Kaplansky <victork@il.ibm.com> 1537 1538 PR tree-optimization/26969 1539 * tree-vect-analyze.c (vect_analyze_loop_form): Add check of latch 1540 with an empty list of PHIs. 1541 15422006-10-18 Richard Guenther <rguenther@suse.de> 1543 1544 Backport from mainline: 1545 2006-08-16 Zdenek Dvorak <dvorakz@suse.cz> 1546 1547 PR gcov/profile/26570 1548 * value-prof.c (static_values): Removed. 1549 (tree_find_values_to_profile): Do not set static_values. 1550 (find_values_to_profile): Do not free static_values. 1551 * profile.c (instrument_values): Do not free the values. 1552 (branch_prob): Free the values. 1553 15542006-10-18 Richard Guenther <rguenther@suse.de> 1555 1556 Backport from mainline: 1557 2006-05-11 Jan Hubicka <jh@suse.cz> 1558 1559 PR debug/26881 1560 * Makefile.in (gt-cgraphunit.h): Add. 1561 * cgraphunit.c: Include gt-cgraphunit.h. 1562 (local_static_output): New static vector. 1563 (cgraph_varpool_assemble_decl): Defer outputting debug info 1564 for local statics to... 1565 (cgraph_varpool_debug_local_statics): ... here. 1566 (cgraph_optimize): Use it. 1567 15682006-10-18 Richard Guenther <rguenther@suse.de> 1569 1570 * except.c (set_nothrow_function_flags): Fix return value. 1571 15722006-10-17 Paul Brook <paul@codesourcery.com> 1573 1574 Backport from mainline: 1575 * config/arm/arm.c (arm_rtx_costs_1): Handle multiply-accumulate. 1576 15772006-10-16 Richard Guenther <rguenther@suse.de> 1578 1579 PR target/28960 1580 Backport from mainline: 1581 2006-08-23 Stuart Hastings <stuart@apple.com> 1582 1583 PR target/28825 1584 * config/i386/i386.c (ix86_expand_vector_init_duplicate, 1585 ix86_expand_vector_init_one_nonzero): Remove TARGET_SSE test. 1586 15872006-10-16 Richard Guenther <rguenther@suse.de> 1588 1589 Backport from mainline: 1590 2006-10-10 Richard Guenther <rguenther@suse.de> 1591 1592 PR inline-asm/29119 1593 * gimplify.c (gimplify_asm_expr): Mark the gimplified lvalue 1594 addressable. 1595 15962006-10-16 Richard Guenther <rguenther@suse.de> 1597 1598 Backport from mainline: 1599 2006-08-13 Alexandre Oliva <aoliva@redhat.com> 1600 Andrew Pinski <pinskia@physics.uc.edu> 1601 1602 PR c/27184 1603 * tree.c (build_array_type): Unify array types with 1604 unspecified index_type. 1605 * c-decl.c (grokdeclarator): Make sure we do not modify a 1606 unified incomplete array type. 1607 * c-typeck.c (store_init_value): Create distinct type before 1608 filling in the index type in an initializer from a compound 1609 literal. 1610 1611 * c-decl.c (grokdeclarator): Remove code where we copy the 1612 array type over. 1613 16142006-10-16 Jakub Jelinek <jakub@redhat.com> 1615 1616 PR c/29091 1617 * varasm.c (output_constant): If TREE_VECTOR_CST_ELTS chain is shorter than 1618 the number of vector elements fill the rest with zeros. 1619 16202006-10-16 Richard Guenther <rguenther@suse.de> 1621 1622 PR target/25519 1623 * doc/extend.texi (X86 Built-in Functions): Fix typos in 1624 SSE builtin documentation. Document SSE2 builtins. 1625 16262006-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 1627 1628 * pa64-hpux.h (LINK_SPEC): Force __cxa_finalize to be an undefined 1629 symbol in the output file for non-shared links when -nostdlib or 1630 -nodefaultlibs isn't specified. 1631 1632 * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*): Default to 1633 posix thread support. 1634 16352006-10-14 Richard Guenther <rguenther@suse.de> 1636 1637 PR rtl-optimization/29323 1638 * except.c (set_nothrow_function_flags): For functions 1639 that do not bind local bail out early. 1640 16412006-10-14 Uros Bizjak <uros@kss-loka.si> 1642 1643 * config/i386/athlon.md (athlon_fist): Add fisttp. 1644 16452006-10-12 Jie Zhang <jie.zhang@analog.com> 1646 1647 * config/bfin/bfin.md (eh_return): Call emit_jump_insn instead of 1648 emit_insn to emit eh_return_internal instruction. 1649 (eh_return_internal): Explicitly set pc. 1650 16512006-10-06 Steve Ellcey <sje@cup.hp.com> 1652 1653 PR target/28490 1654 Backport from mainline 1655 2006-09-15 Jim Wilson <wilson@specifix.com> 1656 2006-09-19 Steve Ellcey <sje@cup.hp.com> 1657 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow function 1658 pointers as legitimate constants. Handle symbol offsets same as 1659 they are handled in ia64_expand_move and move_operand. 1660 16612006-10-06 Jakub Jelinek <jakub@redhat.com> 1662 1663 * tree-loop-linear.c (linear_transform_loops): Don't forget to 1664 free DEPENDENCE_RELATIONS and DATAREFS. 1665 1666 PR target/28924 1667 * builtins.c (expand_builtin_sync_operation, 1668 expand_builtin_compare_and_swap, expand_builtin_lock_test_and_set): 1669 Use convert_to_mode to handle promoted arguments. 1670 16712006-10-05 Uros Bizjak <uros@kss-loka.si> 1672 1673 * config/i386/sync.md ("sync_add<mode>", "sync_sub<mode>", 1674 "sync_ior<mode>", "sync_and<mode>", "sync_xor<mode>"): 1675 Use <modeconstraint> instead of "r" as operand 1 constraint. 1676 16772006-10-06 Jakub Jelinek <jakub@redhat.com> 1678 1679 PR tree-optimization/29290 1680 * tree-loop-linear.c (linear_transform_loops): Bail if loop_nest has 1681 multiple exits. 1682 1683 PR target/29198 1684 * config/i386/i386.c (legitimize_pic_address): Reject TLS symbols. 1685 * config/i386/predicates.md (local_symbolic_operand): Likewise. 1686 16872006-10-05 David Edelsohn <edelsohn@gnu.org> 1688 1689 Backport from mainline 1690 2006-09-11 Guenter Roeck <guenter@roeck-us.net> 1691 David Edelsohn <edelsohn@gnu.org> 1692 1693 PR target/27287 1694 * config/rs6000/spe.md (frob_df_di): Remove %H. 1695 (frob_di_df): Remove %H. Change evmergelo to mr. 1696 (frob_di_df_2): Remove %H. Change evldd to two loads. 1697 16982006-10-05 Andrew Pinski <pinskia@physics.uc.edu> 1699 1700 PR debug/28980 1701 * dwarf2out.c (loc_descriptor_from_tree_1): Handle 1702 FUNCTION_DECL. 1703 17042006-10-04 Andrew Pinski <pinskia@physics.uc.edu> 1705 1706 PR c/27490 1707 PR c/27489 1708 * c-typeck.c (build_compound_expr): If the second expression 1709 is an error mark, then just return an error mark instead of 1710 creating a COMPOUND_EXPR. 1711 17122006-10-04 Andrew Pinski <pinskia@physics.uc.edu> 1713 1714 PR tree-opt/28952 1715 * tree-vect-transform.c (vectorizable_condition): Move the check 1716 for the type after the check for simple condition. 1717 17182006-10-03 Andrew Pinski <pinskia@physics.uc.edu> 1719 1720 PR middle-end/28862 1721 * stor-layout.c (relayout_decl): Don't zero the alignment if it 1722 was set by the user. 1723 17242006-10-02 Jakub Jelinek <jakub@redhat.com> 1725 1726 Backport from mainline 1727 2006-02-20 Angel Nunez Mencias <anunez@de.ibm.com> 1728 1729 * config/s390/s390.c (legitimize_pic_address): Assertions checking 1730 for non tls symbols added. 1731 (legitimize_address): Do nothing for PLUS expressions if one of the 1732 addends is a tls symbol reference. 1733 17342006-10-02 Jakub Jelinek <jakub@redhat.com> 1735 1736 PR c/29154 1737 * gimplify.c (gimplify_self_mod_expr): Run inner expression's post 1738 side effects after the outer expression's post side effects. 1739 17402006-09-27 Paul Brook <paul@codesourcery.com> 1741 1742 PR target/29230 1743 Backport from mainline. 1744 * config/arm/arm.md (arith_adjacentmem): Handle large offsets. 1745 17462006-09-25 Matthias Klose <doko@debian.org> 1747 1748 * doc/invoke.texi: Add missing full stop. 1749 17502006-09-24 Roger Sayle <roger@eyesopen.com> 1751 1752 PR debug/29132 1753 Backport from mainline 1754 * dwarf2out.c (dwarf2out_begin_prologue): Initialise the current label, 1755 dw_fde_current_label, to be the start of the function, i.e. the same 1756 value as dw_fde_begin. 1757 17582006-09-20 Steven Bosscher <steven@gcc.gnu.org> 1759 1760 PR middle-end/26983 1761 Backport from mainline 1762 * builtins.c (expand_builtin_setjmp): Force next_lab to be 1763 preserved. 1764 17652006-09-20 Paul Brook <paul@codesourcery.com> 1766 1767 Backport from mainline. 1768 * config/arm/unwind-arm.c (selfrel_offset31): Clear top bit for 1769 positive offsets. 1770 17712006-09-18 Roger Sayle <roger@eyesopen.com> 1772 1773 PR middle-end/4520 1774 Backport from mainline 1775 * cselib.c (cselib_hash_rtx): Avoid hashing on the address of labels 1776 and symbols. Instead use the implementation from cse.c's hash_rtx. 1777 17782006-09-18 Richard Guenther <rguenther@suse.de> 1779 1780 Backport from mainline: 1781 PR tree-optimization/28900 1782 * tree-if-conv.c (find_phi_replacement_condition): Gimplify 1783 compound conditional before creating COND_EXPR condition. 1784 17852006-09-18 Richard Guenther <rguenther@suse.de> 1786 1787 Backport from mainline: 1788 J"orn Rennecke <joern.rennecke@st.com> 1789 Richard Guenther <rguenther@suse.de> 1790 Adam Nemet <anemet@caviumnetworks.com> 1791 1792 PR middle-end/27226 1793 * builtins.c (get_pointer_alignment): Handle more forms 1794 of base addresses that can be used to derive more precise 1795 information about alignment. 1796 17972006-09-15 Uros Bizjak <uros@kss-loka.si> 1798 1799 PR target/28946 1800 * config/i386/i386.md ("*ashldi3_cconly_rex64", "*ashlsi3_cconly", 1801 "*ashlhi3_cconly", "*ashlqi3_cconly", "*ashrdi3_one_bit_cconly_rex64", 1802 "*ashrdi3_cconly_rex64", "*ashrsi3_one_bit_cconly", "*ashrsi3_cconly", 1803 "*ashrhi3_one_bit_cconly", "*ashrhi3_cconly", 1804 "*ashrqi3_one_bit_cconly", "*ashrqi3_cconly", 1805 "*lshrdi3_cconly_one_bit_rex64", "*lshrdi3_cconly_rex64", 1806 "*lshrsi3_one_bit_cconly", "*lshrsi3_cconly", 1807 "*lshrhi3_one_bit_cconly", "*lshrhi3_cconly", 1808 "*lshrqi2_one_bit_cconly", "*lshrqi2_cconly": New patterns to 1809 implement only CC setting effects of shift instructions. 1810 18112006-09-14 Jason Merrill <jason@redhat.com> 1812 1813 PR middle-end/28493 1814 * builtins.c (expand_builtin_setjmp_receiver): Clobber 1815 hard_frame_pointer_rtx after using it to update the frame pointer. 1816 18172006-09-14 Anatoly Sokolov <aesok@post.ru> 1818 1819 PR target/26504 1820 * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Define. 1821 18222006-09-12 H.J. Lu <hongjiu.lu@intel.com> 1823 1824 * doc/invoke.texi (mpreferred-stack-boundary): Remove exception 1825 for -Os. Update __m128 alignment requirement. 1826 18272006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr> 1828 1829 PR rtl-optimization/28243 1830 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past 1831 the insn to which the note was originally attached. 1832 18332006-09-11 H.J. Lu <hongjiu.lu@intel.com> 1834 1835 PR target/13685 1836 PR target/27537 1837 PR target/28621 1838 * config/i386/i386.c (override_options): Always default to 16 1839 byte stack boundary. 1840 18412006-09-11 Eric Botcazou <ebotcazou@libertysurf.fr> 1842 1843 PR rtl-optimization/28726 1844 * sched-deps.c (sched_analyze_reg): New function extracted from... 1845 (sched_analyze_1): ...here. Call it to analyze references to 1846 registers. Treat again writes to a stack register as writing to the 1847 register. 1848 (sched_analyze_2): ...and here. Call it to analyze references to 1849 registers. Treat again reads of a stack register as reading the 1850 register. 1851 18522006-09-11 Hideki Iwamoto <h-iwamoto@kit.hi-ho.ne.jp> 1853 1854 * doc/cpp.texi: Fix names of charset options. 1855 18562006-09-10 Roger Sayle <roger@eyesopen.com> 1857 Nicolas Setton <setton@adacore.com> 1858 1859 Backport from mainline 1860 * dwarf2out.c (convert_cfa_to_fb_loc_list): Handle DW_CFA_set_loc. 1861 18622006-09-10 Eric Botcazou <ebotcazou@libertysurf.fr> 1863 1864 PR rtl-optimization/28636 1865 * combine.c (force_to_mode): Test for side-effects before 1866 substituting by zero. 1867 (simplify_shift_const): Likewise for zero or other constants. 1868 18692006-09-10 Richard Sandiford <richard@codesourcery.com> 1870 1871 PR target/29006 1872 * config/mips/mips-protos.h (mips_mem_fits_mode_p): Declare. 1873 * config/mips/mips.c (mips_expand_unaligned_store): Use the mode 1874 returned by mode_for_size, rather than the mode of src itself, 1875 to choose between 32-bit and 64-bit patterns. 1876 (mips_mem_fits_mode_p): New function. 1877 * config/mips/mips.md (mov_<load>l, mov_<load>r): Use it to check 1878 that the size of the source matches the size of the destination. 1879 (mov_<store>l, mov_<store>r): Likewise. 1880 18812006-09-10 Richard Sandiford <richard@codesourcery.com> 1882 1883 PR target/27681 1884 1885 Backport from mainline: 1886 1887 2006-05-23 Richard Sandiford <richard@codesourcery.com> 1888 1889 * libgcc2.c (LIBGCC2_MAX_UNITS_PER_WORD): New macro. 1890 (LIBGCC2_UNITS_PER_WORD): Use LIBGCC2_MAX_UNITS_PER_WORD rather than 1891 MIN_UNITS_PER_WORD to set the default. Also use it in the guard. 1892 1893 2006-05-22 Richard Sandiford <richard@codesourcery.com> 1894 1895 * mklibgcc.in (lib2funcs): Remove _floatdidf from initial assignment. 1896 1897 2006-05-19 Richard Sandiford <richard@codesourcery.com> 1898 1899 * libgcc2.c (MIN_UNITS_PER_WORD): Move default definition from 1900 libgcc2.h. 1901 (LIBGCC2_UNITS_PER_WORD): Provide default definition, using old 1902 MIN_UNITS_PER_WORD logic from libgcc2.h. Do nothing if 1903 LIBGCC2_UNITS_PER_WORD > MIN_UNITS_PER_WORD. 1904 * libgcc2.h (MIN_UNITS_PER_WORD): Remove definition from here. 1905 Use LIBGCC2_UNITS_PER_WORD rather than MIN_UNITS_PER_WORD to 1906 determine the size of Wtype, etc. 1907 * mklibgcc.in (LIB2_SIDITI_CONV_FUNCS): New argument. 1908 (swfloatfuncs): New variable. 1909 (dwfloatfuncs): Likewise. 1910 (lib2funcs): Remove floating-point conversion functions from 1911 initial assignment. Use LIB2_SIDITI_CONV_FUNCS to determine 1912 the set of conversion routines needed. Allow entries to specify 1913 an object name, filename and word size. Update users accordingly. 1914 * Makefile.in (libgcc.mk): Pass LIB2_SIDITI_CONV_FUNCS. 1915 * config/mips/t-mips (LIB2_SIDITI_CONV_FUNCS): Define. 1916 1917 Revert: 1918 1919 2006-02-08 Roger Sayle <roger@eyesopen.com> 1920 1921 PR target/22209 1922 * config/fixtfdi.c: New libgcc source file. 1923 * config/fixunstfdi.c: New source file. 1924 * config/floatditf.c: New source file. 1925 * config/floatunditf.c: New souce file. 1926 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source 1927 files above instead of config/mips/_tilib.c. 1928 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise. 1929 19302006-09-09 Richard Sandiford <richard@codesourcery.com> 1931 1932 PR rtl-optimization/28634 1933 * reorg.c (fill_slots_from_thread): Do not assume A + X - X == A 1934 for floating-point modes unless flag_unsafe_math_optimizations. 1935 19362006-09-07 Jason Merrill <jason@redhat.com> 1937 1938 PR middle-end/27724 1939 * varasm.c (output_constant): Only strip actual no-op conversions. 1940 19412006-09-06 Matthias Klose <doko@debian.org> 1942 1943 PR bootstrap/26764 1944 PR bootstrap/27334 1945 * Makefile.in (s-macro_list): Conform to POSIX rules in single quoted 1946 strings. 1947 19482006-09-05 Eric Botcazou <ebotcazou@libertysurf.fr> 1949 1950 PR rtl-optimization/28386 1951 * loop.c (biased_biv_may_wrap_p): Rename to biv_may_wrap_p and 1952 remove 'bias' parameter. 1953 (maybe_eliminate_biv_1): Adjust for above change. 1954 19552006-09-04 Eric Botcazou <ebotcazou@libertysurf.fr> 1956 1957 PR rtl-optimization/27616 1958 * cse.c (table_size): New static variable. 1959 (new_basic_block): Initialize it to 0. 1960 (remove_from_table): Decrement it. 1961 (insert): Increment it. 1962 (fold_rtx_mem_1): New function, renamed from fold_rtx_mem. 1963 (fold_rtx_mem): Enforce a cap on the recursion depth. Call 1964 fold_rtx_mem_1 if under the cap. 1965 (fold_rtx) <RTX_COMM_ARITH>: In the associative case, delay a little 1966 the lookup of the equivalent expression and test for equality of the 1967 first operand of the equivalent expression before in turn looking up 1968 an equivalent constant for the second operand. 1969 19702006-09-01 Richard Guenther <rguenther@suse.de> 1971 1972 Backport from mainline: 1973 PR middle-end/28814 1974 * fold-const.c (fold_binary): Fold temporary to correct 1975 type before constructing new comparison. 1976 19772006-09-01 Roger Sayle <roger@eyesopen.com> 1978 1979 PR other/22313 1980 * dwarf2out.c (add_fde_cfi): Use a set_loc if the current label is 1981 NULL, otherwise use an advance_loc4 to adjust relative to the 1982 current label. 1983 (output_cfi) <DW_CFA_set_loc>: Update the current label. 1984 (dwarf2out_switch_text_section): Reset the current label to avoid 1985 using advance_loc4 over section boundaries. 1986 19872006-09-01 Jakub Jelinek <jakub@redhat.com> 1988 1989 PR middle-end/28683 1990 * cfgexpand.c (add_reg_br_prob_note): Check if last has exactly 1991 3 following insns. 1992 19932006-08-31 Andreas Krebbel <krebbel1@de.ibm.com> 1994 1995 PR target/24367 1996 * config/s390/s390.md ("movsi", "movdi" expander): Accept rtxes like 1997 r12 + SYMBOLIC_CONST. 1998 19992006-08-25 Joseph S. Myers <joseph@codesourcery.com> 2000 2001 PR c/27893 2002 * gimplify.c (gimplify_decl_expr, gimplify_init_ctor_preeval): 2003 Treat sizes as variable whenever not INTEGER_CST. 2004 20052006-08-25 Fariborz Jahanian <fjahanian@apple.com> 2006 2007 PR c/28418 2008 * c-gimplify.c (gimplify_compound_literal_expr): Don't add 2009 variable again if DECL_SEEN_IN_BIND_EXPR_P. 2010 20112006-08-25 Joseph S. Myers <joseph@codesourcery.com> 2012 2013 PR c/28299 2014 * c-decl.c (start_function): Don't try to process prototype 2015 information from old declaration that isn't a function. 2016 20172006-08-25 Joseph Myers <joseph@codesourcery.com> 2018 2019 PR c/27558 2020 Backport: 2021 2006-04-20 Jakub Jelinek <jakub@redhat.com> 2022 * c-pretty-print.c (pp_c_direct_abstract_declarator): Print 2023 TYPE_MAX_VALUE (TYPE_DOMAIN (t)) + 1 for ARRAY_TYPE rather 2024 than plain TYPE_MAX_VALUE (TYPE_DOMAIN (t)). 2025 20262006-08-25 Alan Modra <amodra@bigpond.net.au> 2027 2028 PR target/27075 2029 * config/rs6000/rs6000.c (print_operand): Only use e500 %y syntax 2030 for 8 byte objects. 2031 20322006-08-21 Mark Shinwell <shinwell@codesourcery.com> 2033 2034 * config/arm/pr-support.c (__gnu_unwind_execute): Insert " + 1" in 2035 necessary places to pass the correct "number of registers" values 2036 to _Unwind_VRS_Pop. 2037 20382006-08-18 Joseph Myers <joseph@codesourcery.com> 2039 2040 PR target/27565 2041 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): For SPE, only adjust 2042 alignment of SPE vector types. 2043 20442006-08-17 Sebastian Pop <pop@cri.ensmp.fr> 2045 2046 PR middle-end/25211 2047 PR middle-end/20256 2048 PR middle-end/26435 2049 * tree-loop-linear.c (linear_transform_loops): Don't test perfect_nest_p. 2050 Call rewrite_into_loop_closed_ssa only when something changed. 2051 * lambda.h (gcc_loopnest_to_lambda_loopnest): Update declaration. 2052 * lambda-code.c (can_convert_to_perfect_nest): Declared. 2053 (gcc_loopnest_to_lambda_loopnest): Removed need_perfect_nest parameter. 2054 Test for perfect_nest_p here. Fix formating. 2055 (replace_uses_equiv_to_x_with_y): Fix formating. 2056 (stmt_uses_op): Removed. 2057 (can_convert_to_perfect_nest): Removed loopivs parameter. 2058 Complete the test by checking the scalar dependences. 2059 (perfect_nestify): Remove the test for can_convert_to_perfect_nest. 2060 Fix formating. Don't copy statements in the inner loop: move them to 2061 the inner loop header. 2062 20632006-08-16 Joseph S. Myers <joseph@codesourcery.com> 2064 2065 PR c/27697 2066 * c-typeck.c (build_component_ref): Combine qualifiers of 2067 structure or union and field. 2068 20692006-08-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2070 2071 PR c/28649 2072 * c-parser.c (c_parser_compound_statement_nostart): Reset 2073 parser->error after each statement. 2074 20752006-08-14 Andrew Pinski <pinskia@gmail.com> 2076 2077 PR middle-end/28075 2078 * tree-inline.c (setup_one_parameter): Strip useless 2079 type conversion before adding it to the IR. 2080 (declare_return_variable): Likewise. 2081 20822006-08-13 Andrew MacLeod <amacleod@redhat.com> 2083 2084 PR middle-end/27793 2085 * tree-dfa.c (add_referenced_var): Assert DECL_UID is unique for 2086 different decls. 2087 20882006-08-13 Jakub Jelinek <jakub@redhat.com> 2089 2090 PR c++/28677 2091 Revert: 2092 2006-06-06 Andrew MacLeod <amacleod@redhat.com> 2093 PR middle-end/27793 2094 * tree-dfa.c (referenced_vars_dup_list): New. List of duplicate 2095 referenced_variables with matching DECL_UID's. 2096 (find_referenced_vars): Make sure duplicate list is empty to start. 2097 (add_referenced_var): Add var to duplicate list if required. 2098 * tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates. 2099 * tree-flow.h (referenced_vars_dup_list): External declaration. 2100 21012006-08-13 Matthias Klose <doko@debian.org> 2102 2103 * doc/invoke.texi: Fix spelling errors. 2104 21052006-08-11 Eric Botcazou <ebotcazou@libertysurf.fr> 2106 2107 PR rtl-optimization/23454 2108 * reorg.c (relax_delay_slots): Update comment. 2109 21102006-08-11 Paolo Bonzini <bonzini@gnu.org> 2111 2112 PR target/27827 2113 * config/i386/i386.md: Add peephole2 to avoid "fld %st" 2114 instructions. 2115 21162006-08-11 Richard Guenther <rguenther@suse.de> 2117 2118 PR middle-end/28651 2119 * simplify-rtx.c (simplify_const_relational_operation): 2120 Simplify A CMP B to A - B CMP 0 only for EQ and NE comparison 2121 codes. 2122 21232006-08-05 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2124 2125 PR c/27721 2126 * c-typeck.c (build_modify_expr): Test earlier for non-lvalues. 2127 2128 PR c/28136 2129 * c-parser.c (c_parser_postfix_expression_after_paren_type): Robustify. 2130 21312006-08-03 Mark Mitchell <mark@codesourcery.com> 2132 2133 PR c++/28148 2134 * varasm.c (output_constant): Give the front end another chance to 2135 expand constants, after stripping NOPs. 2136 21372006-08-03 David Edelsohn <edelsohn@gnu.org> 2138 2139 Backport from mainline 2140 PR target/27566 2141 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do 2142 not reload a SPE symbol_ref into a lo_sum address. 2143 21442006-08-03 Steve Ellcey <sje@cup.hp.com> 2145 2146 PR rtl-optimization/28221 2147 Backport from mainline. 2148 2005-11-30 Nathan Sidwell <nathan@codesourcery.com> 2149 * loop-doloop.c (add_test): Only add jump note if we did emit a jump. 2150 2006-05-01 Zdenek Dvorak <dvorakz@suse.cz> 2151 PR rtl-optimization/27291 2152 * loop-doloop.c (add_test, doloop_modify): Handle the case condition 2153 is folded to a constant. 2154 21552006-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2156 2157 PR c++/28257 2158 PR c++/28259 2159 PR c++/28267 2160 * toplev.c (compile_file): Return early on errorcount or sorrycount. 2161 * cgraphunit.c (cgraph_finalize_compilation_unit): Likewise. 2162 (cgraph_optimize): Likewise. 2163 21642006-08-02 Janis Johnson <janis187@us.ibm.com> 2165 2166 Backport from mainline 2167 * doc/sourcebuild.texi (Test Directives): Document dg-shouldfail. 2168 21692006-08-01 Steven Bosscher <steven@gcc.gnu.org> 2170 2171 PR debug/25468 2172 Backport from mainline 2173 * config/elfos.h (ASM_OUTPUT_ASCII): Remove 'register' marks. 2174 Cache the last found '\0' marker to avoid quadratic behavior. 2175 21762006-07-29 Roger Sayle <roger@eyesopen.com> 2177 2178 PR middle-end/28473 2179 Backport from mainline 2180 * convert.c (convert_to_integer): When transforming (T)foo(x) into 2181 bar(x) check that bar's result type can represent all the values of T. 2182 * builtins.c (fold_fixed_mathfn): When long and long long are the 2183 same size, canonicalize llceil*, llfloor*, llround* and llrint* 2184 functions to their lceil*, lfloor*, lround* and lrint* forms. 2185 21862006-07-26 David delsohn <edelsohn@gnu.org> 2187 2188 Backport from mainline 2189 2006-07-14 Eliot Dresselhaus <eliot@sonic.net> 2190 2191 PR target/27287 2192 * config/rs6000/spe.md (frob_di_df_2): Add m->r alternative. 2193 2194 2006-07-06 David Edelsohn <edelsohn@gnu.org> 2195 2196 PR target/28150 2197 * config/rs6000/rs6000.c (rs6000_legitimate_address): Do not allow 2198 PRE_{INC,DEC} of TFmode. 2199 2200 2006-07-06 David Edelsohn <edelsohn@gnu.org> 2201 Alan Modra <amodra@bigpond.net.au> 2202 2203 PR target/28170 2204 * config/rs6000/rs6000.c (insvdi_rshift_rlwimi_p): Correct shiftop 2205 bounds. Simplify. 2206 22072006-07-26 Richard Sandiford <richard@codesourcery.com> 2208 2209 PR middle-end/28403 2210 * optabs.c (expand_doubleword_shift): Wrap the call to 2211 do_compare_rtx_and_jump with NO_DEFER_POP and OK_DEFER_POP. 2212 22132006-07-26 Richard Sandiford <richard@codesourcery.com> 2214 2215 PR middle-end/28402 2216 * optabs.c (expand_binop): Pass next_methods rather than methods 2217 to expand_doubleword_shift. 2218 22192006-07-25 Zdenek Dvorak <dvorakz@suse.cz> 2220 2221 * tree-chrec.c (chrec_convert_aggressive): Return NULL on failure. 2222 22232006-07-24 Richard Guenther <rguenther@suse.de> 2224 2225 Backport from mainline 2226 2006-07-17 Zdenek Dvorak <dvorakz@suse.cz> 2227 2228 * tree-chrec.c (avoid_arithmetics_in_type_p): New. 2229 (convert_affine_scev, chrec_convert_aggressive): Use 2230 avoid_arithmetics_in_type_p. Do not check for the subtypes 2231 separately. 2232 22332006-07-24 Richard Guenther <rguenther@suse.de> 2234 2235 PR tree-optimization/28238 2236 * tree-inline.c (copy_bb): Check if we produced valid 2237 gimple copying and substituting a stmt. If not, gimplify 2238 it. 2239 22402006-07-24 Toon Moene <toon@moene.indiv.nluug.nl> 2241 2242 * doc/invoke.texi: Remove mention of f77; Reformat table for 2243 inline parameter options correctly; mention that -malign-double 2244 is default on x86-64 targets. 2245 22462006-07-24 Richard Guenther <rguenther@suse.de> 2247 2248 PR tree-optimization/27795 2249 PR tree-optimization/27639 2250 PR tree-optimization/26719 2251 Backport from mainline 2252 2006-05-24 Zdenek Dvorak <dvorakz@suse.cz> 2253 2254 * tree-vrp.c (adjust_range_with_scev): Use scev_direction and adjust 2255 call to scev_probably_wraps_p. 2256 * tree-ssa-loop-niter.c (compare_trees, convert_step_widening, 2257 used_in_pointer_arithmetic_p, convert_step): Removed. 2258 (nowrap_type_p): New function. 2259 (scev_probably_wraps_p): Rewritten. 2260 * tree-scalar-evolution.c (instantiate_parameters_1): Do not call 2261 chrec_convert if chrec_convert_aggressive might have been used. 2262 * tree-chrec.c (convert_affine_scev, chrec_convert_1, 2263 scev_direction): New functions. 2264 (chrec_convert): Changed to a wrapper over chrec_convert_1. 2265 * tree-ssa-loop-ivopts.c (idx_find_step): Use convert_affine_scev 2266 instead of convert_step. 2267 * tree-flow.h (scev_probably_wraps_p): Declaration changed. 2268 (convert_step): Declaration removed. 2269 (convert_affine_scev, nowrap_type_p, scev_direction): Declare. 2270 22712006-07-24 Richard Guenther <rguenther@suse.de> 2272 2273 PR tree-optimization/28029 2274 Backport 2275 2006-02-15 Daniel Berlin <dberlin@dberlin.org> 2276 2277 * tree-ssa-alias.c (get_tmt_for): Don't handle TYPE_READONLY 2278 specially here. 2279 22802006-07-24 Roger Sayle <roger@eyesopen.com> 2281 2282 PR target/28247 2283 * gthr-solaris.h: Prototype __gthrw forms of thr_self, mutex_init and 2284 mutex_destroy even when !_LIBOOBJC. Remove duplicate prototype of 2285 the __gthrw form of thr_keycreate. 2286 (__gthread_key_delete): Silence the unused argument warning. 2287 22882006-07-21 Roger Sayle <roger@eyesopen.com> 2289 2290 PR middle-end/28283 2291 * expmed.c (expand_shift): Additionally check that the shift_cost 2292 is not MAX_COST and that INTVAL(op1) is less than MAX_BITS_PER_WORD 2293 before implementing a LSHIFT_EXPR as a sequence of additions. 2294 * config/sh/sh.c (shift_costs): Return MAX_COST to inform the 2295 middle-end that DImode shifts need to be synthesized by expand. 2296 22972006-07-20 Richard Henderson <rth@redhat.com> 2298 2299 PR 27889 2300 * tree-nested.c (create_tmp_var_for): Set DECL_COMPLEX_GIMPLE_REG_P 2301 if needed. 2302 23032006-07-20 Paul Brook <paul@codesourcery.com> 2304 2305 Backport from mainline. 2306 PR 27363 2307 * cse.c (cse_insn): Add destination addresses to hash table. Check if 2308 they are invalidated by this instruction. 2309 23102006-07-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2311 2312 PR c/28286 2313 * c-pragma.c (handle_pragma_pack): Handle invalid constants. 2314 23152006-07-18 Andrew Haley <aph@redhat.com> 2316 2317 PR tree-optimization/19505 2318 * tree-cfgcleanup.c (tree_forwarder_block_p): If we have an EH 2319 edge leaving this block, make sure that the destination of this 2320 block has only one predecessor. 2321 23222006-07-18 Alexandre Oliva <aoliva@redhat.com> 2323 2324 PR c/26993 2325 * c-common.c (handle_weakref_attribute): Ignore attribute in 2326 the same conditions the alias attribute is ignored. 2327 23282006-07-16 Eric Botcazou <ebotcazou@libertysurf.fr> 2329 2330 * doc/install.texi (sparc-sun-solaris2*): Add GMP version number. 2331 23322006-07-12 Paolo Carlini <pcarlini@suse.de> 2333 2334 PR libstdc++/27878 2335 * doc/install.texi (mips-sgi-irix6): Add note about IRIX 6.5.x, 2336 x < 19, vs wchar_t support. 2337 23382006-07-12 Richard Guenther <rguenther@suse.de> 2339 2340 PR tree-optimization/28187 2341 * tree-vrp.c (vrp_operand_equal_p): New function. 2342 (vrp_bitmap_equal_p): Likewise. 2343 (update_value_range): Use them to compare old and new 2344 max and min values. 2345 23462006-07-11 Richard Guenther <rguenther@suse.de> 2347 2348 PR tree-optimization/28162 2349 * fold-const.c (fold_binary): For (-A) * (-B) -> A * B 2350 make sure to convert the operands to the correct type. 2351 23522006-07-08 Matthias Klose <doko@debian.org> 2353 2354 * doc/sourcebuild.texi: Fix typo. 2355 23562006-07-05 Jason Merrill <jason@redhat.com> 2357 2358 PR c++/13983 2359 PR c++/17519 2360 * stor-layout.c (finish_record_layout): Copy TYPE_PACKED to variants. 2361 23622006-07-04 Paolo Bonzini <bonzini@gnu.org> 2363 2364 PR tree-optimization/28218 2365 2366 * tree-ssa-math-opts.c (execute_cse_reciprocals): Fix calls 2367 to calculate and free the dominator information. 2368 23692006-07-04 Peter O'Gorman <peter@pogma.com> 2370 2371 * mklibgcc.in: chmod 644 before ranlib during install. 2372 23732006-07-04 Jakub Jelinek <jakub@redhat.com> 2374 2375 PR middle-end/26991 2376 Backport from mainline 2377 2006-02-16 Bernd Schmidt <bernd.schmidt@analog.com> 2378 2379 PR rtl-optimization/25636 2380 * local-alloc.c (update_equiv_regs): Lose a bogus rtx_equal_p test 2381 when deciding whether an insn is an initializing insn. 2382 23832006-07-04 Alan Modra <amodra@bigpond.net.au> 2384 2385 PR target/28207 2386 * config/rs6000/rs6000.c (function_arg_boundary): Double-word align 2387 128-bit IBM long doubles for ABI_V4. 2388 23892006-07-03 Pete Steinmetz <steinmtz@us.ibm.com> 2390 2391 Backport from mainline 2392 * doc/invoke.texi: Add cpu_type power6. 2393 * config.gcc: Add cpu_type power6. 2394 * config/rs6000/rs6000.c (rs6000_override_options): Alias power6 2395 to power5+ with Altivec. 2396 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power6. 2397 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add power6. 2398 23992006-07-01 Roger Sayle <roger@eyesopen.com> 2400 2401 PR middle-end/27428 2402 * c-lex.c (c_lex_with_flags) <CPP_N_INVALID>: Increment errorcount 2403 to indicate the cpplib has issued an error message for us. 2404 24052006-07-01 Martin Michlmayr <tbm@cyrius.com> 2406 2407 * doc/gcov.texi (Invoking Gcov): Add a missing word. 2408 24092006-06-28 Jason Merrill <jason@redhat.com> 2410 2411 PR c++/27768 2412 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add 2413 may_aliases already in the tag's annotations to the bitmap. 2414 24152006-06-25 Eric Botcazou <ebotcazou@adacore.com> 2416 2417 PR middle-end/28151 2418 * fold-const.c (const_binop): Be prepared for self returning zero. 2419 Simplify code handling complex values. 2420 24212006-06-23 Richard Guenther <rguenther@suse.de> 2422 2423 PR middle-end/28045 2424 * fold-const.c (operand_equal_p): Check if the argument types 2425 have the same precision before stripping NOPs. 2426 24272006-06-21 Richard Henderson <rth@redhat.com> 2428 2429 PR target/26347 2430 PR target/27082 2431 * config/alpha/predicates.md (small_symbolic_operand): Deny weak 2432 symbols. 2433 (global_symbolic_operand): Allow weak symbols, even if local_p. 2434 24352006-06-21 Richard Guenther <rguenther@suse.de> 2436 2437 PR tree-optimization/27781 2438 * Makefile.in (ipa-pure-const.o): Add $(TARGET_H) dependency. 2439 * ipa-pure-const.c (target.h): Include. 2440 (analyze_function): Do not analyze functions that do not 2441 bind locally. 2442 24432006-06-21 Jakub Jelinek <jakub@redhat.com> 2444 2445 * varasm.c (mergeable_string_section): Check for embedded NULs and 2446 NUL termination in the first int_size_in_bytes (TREE_TYPE (decl)) 2447 rather than TREE_STRING_LENGTH bytes. 2448 24492006-06-20 Roger Sayle <roger@eyesopen.com> 2450 2451 PR target/27861 2452 * expmed.c (expand_shift): On SHIFT_COUNT_TRUNCATED targets, we may 2453 have stripped a SUBREG from the shift count, so we may need to 2454 convert_to_mode back to the type's mode before calling make_tree. 2455 Use new_amount instead of amount to avoid expanding a tree twice. 2456 24572006-06-18 Roger Sayle <roger@eyesopen.com> 2458 2459 PR middle-end/27802 2460 * reg-stack.c (subst_stack_regs): Handle noreturn function calls 2461 that (would) return their results in stack registers. 2462 24632006-06-16 Richard Guenther <rguenther@suse.de> 2464 2465 PR tree-optimization/27830 2466 * tree-inline.c (copy_body_r): For copying the operand 2467 of an ADDR_EXPR make sure to fold &* afterwards. 2468 24692006-06-14 Roger Sayle <roger@eyesopen.com> 2470 2471 PR target/27858 2472 Revert incorrect fix for PR target/27158 2473 2006-05-11 Roger Sayle <roger@eyesopen.com> 2474 * reload.c (find_reloads_toplev): Only return the simplified SUBREG 2475 of a reg_equiv_constant if the result is a legitimate constant. 2476 24772006-06-14 Roger Sayle <roger@eyesopen.com> 2478 2479 PR target/27158 2480 * config/rs6000/rs6000.c (const_vector_elt_as_int): New function to 2481 extract a CONST_VECTOR element and interpret it as an integer. 2482 (vspltis_constant): Use const_vector_elt_as_int instead of the 2483 macro CONST_VECTOR_ELT in order to handle FP vector modes. 2484 * config/rs6000/predicates.md (easy_vector_const): Consider 2485 floating point ALTIVEC_VECTOR_MODEs via easy_altivec_constant. 2486 24872006-06-14 Andreas Krebbel <krebbel1@de.ibm.com> 2488 2489 PR middle-end/27959 2490 * reload1.c (reload): Remove registers returned by update_eliminables 2491 from used_spill_regs. 2492 24932005-06-13 Bernd Schmidt <bernd.schmidt@analog.com> 2494 2495 PR bootstrap/22541 2496 From Dan Kegel <dank@kegel.com>: 2497 * Makefile.in: Strip "dir/../" combinations from SYSTEM_INCLUDE_DIR. 2498 24992006-06-13 Paolo Bonzini <bonzini@gnu.org> 2500 2501 PR middle-end/27733 2502 * expmed.c (struct alg_hash_entry): Fix type of field T 2503 to match synth_mult argument. 2504 (NUM_ALG_HASH_ENTRIES): Make it bigger for 64-bit HOST_WIDE_INT. 2505 25062006-06-12 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2507 2508 PR target/27421 2509 * config/i386/i386.c (classify_argument): Skip fields with invalid 2510 types in unions. 2511 25122006-06-09 Ralf Corsepius <ralf.corsepius@rtems.org> 2513 2514 * config/mips/t-rtems: Add EL/EB multilib variants. 2515 25162006-06-07 Uros Bizjak <uros@kss-loka.si> 2517 2518 PR target/27790 2519 * config/i386/i386.c (ix86_expand_int_vcond): Force cop0 2520 into register for (code == GTU). 2521 25222006-06-06 Andrew MacLeod <amacleod@redhat.com> 2523 2524 PR middle-end/27793 2525 * tree-dfa.c (referenced_vars_dup_list): New. List of duplicate 2526 referenced_variables with matching DECL_UID's. 2527 (find_referenced_vars): Make sure duplicate list is empty to start. 2528 (add_referenced_var): Add var to duplicate list if required. 2529 * tree-ssa.c (delete_tree_ssa): Clear var_ann's on duplicates. 2530 * tree-flow.h (referenced_vars_dup_list): External declaration. 2531 25322006-06-06 Ulrich Weigand <uweigand@de.ibm.com> 2533 2534 PR target/27842 2535 * config/rs6000/altivec.md (UNSPEC_VSLW): Remove. 2536 ("altivec_vspltisw_v4sf", "altivec_vslw_v4sf"): Remove. 2537 ("mulv4sf3", "absv4sf3", "negv4sf3"): Adapt users to use 2538 V4SImode temporaries and operations instead. 2539 25402006-06-05 Roger Sayle <roger@eyesopen.com> 2541 2542 PR target/26223 2543 * config/i386/i386.c (construct_container): Split static issued_error 2544 flag into issued_sse_arg_error, issued_sse_ret_error and 2545 issued_x87_ret_error. Issue a daignostic if the x86-64 ABI 2546 requires the use of x87 registers and the user explicitly 2547 specified the -mno-80387 command line option. 2548 25492006-06-05 Joseph S. Myers <joseph@codesourcery.com> 2550 2551 PR c/25161 2552 PR c/27020 2553 * c-decl.c (grokdeclarator): Disallow variably modified types at 2554 file scope. Avoid marking shared array type of constant size as 2555 VLA. 2556 25572006-06-04 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2558 2559 PR c++/27601 2560 * c-common.c (fold_offsetof_1): Handle static members. 2561 25622006-06-01 Alan Modra <amodra@bigpond.net.au> 2563 2564 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Consume all 2565 fp regs if the last fp arg doesn't fit in regs. 2566 25672006-05-31 Jie Zhang <jie.zhang@analog.com> 2568 2569 * config/bfin/bfin.c (bfin_delegitimize_address): New. 2570 (TARGET_DELEGITIMIZE_ADDRESS): Define. 2571 25722006-05-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2573 2574 PR c/27718 2575 * c-typeck.c (c_expr_sizeof_type): Handle invalid types. 2576 25772006-05-29 Diego Novillo <dnovillo@redhat.com> 2578 2579 PR 26242 2580 * passes.texi: Add documentation for pass_vrp, 2581 pass_fre, pass_store_ccp, pass_copy_prop, 2582 pass_store_copy_prop, pass_merge_phi, pass_nrv, 2583 pass_return_slot, pass_object_sizes, pass_lim, 2584 pass_linear_transform, pass_empty_loop, pass_complete_unroll, 2585 and pass_stdarg. 2586 25872006-05-29 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2588 2589 PR c++/27451 2590 * stmt.c (expand_asm_operands): Skip asm statement with erroneous 2591 clobbers. 2592 2593 PR c/26818 2594 * c-decl.c (finish_struct): Skip erroneous fields. 2595 25962006-05-28 Kazu Hirata <kazu@codesourcery.com> 2597 2598 PR tree-optimization/26622. 2599 * fold-const.c (fold_ternary) <COND_EXPR>: Call fold_convert 2600 on arg1. 2601 26022006-05-26 Eric Botcazou <ebotcazou@adacore.com> 2603 2604 * doc/invoke.texi (Optimize Options): Document that -funit-at-a-time 2605 is enabled at -O and above. 2606 26072006-05-26 Jakub Jelinek <jakub@redhat.com> 2608 2609 PR target/27758 2610 Backported from mainline 2611 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu> 2612 2613 PR target/25758 2614 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>: 2615 Use output_addr_const instead of assemble_name. 2616 26172006-05-26 Richard Guenther <rguenther@suse.de> 2618 2619 PR middle-end/27743 2620 * fold-const.c (fold_binary): Do not look at the stripped 2621 op0 for (a OP c1) OP c2 to a OP (c1+c2) shift optimization. 2622 26232006-05-24 Mark Mitchell <mark@codesourcery.com> 2624 2625 * DEV-PHASE: Set to prerelease. 2626 * BASE-VER: Increment. 2627 26282006-05-24 Release Manager 2629 2630 * GCC 4.1.1 released. 2631 26322006-05-22 Gerald Pfeifer <gerald@pfeifer.com> 2633 2634 * doc/install.texi (Configuration): Remove reference to CrossGCC 2635 FAQ which was gone. 2636 (Building): Ditto. 2637 26382006-05-17 H.J. Lu <hongjiu.lu@intel.com> 2639 2640 * Makefile.in: Undo the last 2 changes. 2641 * optc-gen.awk: Likewise. 2642 2643 * common.opt: Undo the last change. 2644 * doc/options.texi: Likewise. 2645 * gcc.c: Likewise. 2646 * opts.c: Likewise. 2647 * opts.h: Likewise. 2648 2649 * opts-common.c: Removed. 2650 26512005-05-17 Bernd Schmidt <bernd.schmidt@analog.com> 2652 2653 PR middle-end/27620 2654 * expr.c (safe_from_p): Handle CONSTRUCTOR again. 2655 26562006-05-17 Zdenek Dvorak <dvorakz@suse.cz> 2657 2658 PR tree-optimization/27548 2659 * tree-scalar-evolution.c (scev_const_prop): Do not prolong life 2660 range of ssa names that appear on abnormal edges. 2661 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Export. 2662 * tree-flow.h (contains_abnormal_ssa_name_p): Declare. 2663 26642006-05-17 Jakub Jelinek <jakub@redhat.com> 2665 2666 PR tree-optimization/27549 2667 Backported from mainline 2668 2669 2006-05-01 Zdenek Dvorak <dvorakz@suse.cz> 2670 2671 PR tree-optimization/27283 2672 * tree-ssa-loop-ivopts.c (struct nfe_cache_elt): Store just trees, 2673 not whole # of iteration descriptions. 2674 (niter_for_exit): Return just # of iterations. Fail if # of iterations 2675 uses abnormal ssa name. 2676 (niter_for_single_dom_exit): Ditto. 2677 (find_induction_variables, may_eliminate_iv): Expect niter_for_exit to 2678 return just the number of iterations. 2679 (add_iv_outer_candidates, may_replace_final_value): Likewise. 2680 26812006-05-16 H.J. Lu <hongjiu.lu@intel.com> 2682 2683 * Makefile.in (GCC_OBJS): Replace options.o with gcc-options.o. 2684 (gcc-options.o): New rule. 2685 2686 * optc-gen.awk: Protect variables for gcc-options.o with 2687 #ifdef GCC_DRIVER/#endif. 2688 26892006-05-16 Roger Sayle <roger@eyesopen.com> 2690 2691 PR target/26600 2692 * config/i386/i386.c (legitimate_constant_p) <CONST_DOUBLE>: TImode 2693 integer constants other than zero are only legitimate on TARGET_64BIT. 2694 <CONST_VECTOR> Only zero vectors are legitimate. 2695 (ix86_cannot_force_const_mem): Integral and vector constants can 2696 always be put in the constant pool. 2697 26982006-05-16 Andrew MacLeod <amacleod@redhat.com> 2699 2700 PR c++/26757 2701 * tree-dfa.c (struct walk_state): Remove. 2702 (add_referenced_var): Change Parameters. 2703 (find_referenced_vars): Done use a walk_state. 2704 (find_vars_r): Unused parameter and change parms to add_referenced_var. 2705 (referenced_var_insert): Assert same UID has not been inserted. 2706 (add_referenced_var): Check if var exists via referenced_var table. 2707 (get_virtual_var): Call add_referenced_var with new parameter. 2708 27092006-05-16 H.J. Lu <hongjiu.lu@intel.com> 2710 2711 PR driver/26885 2712 * Makefile.in (GCC_OBJS): New. 2713 (OBJS-common): Add opts-common.o. 2714 (xgcc$(exeext)): Replace gcc.o with $(GCC_OBJS). 2715 (cpp$(exeext)): Likewise. 2716 (gcc.o): Also depend on opts.h. 2717 (opts-common.o): New. 2718 2719 * common.opt (gcoff): Add Negative(gdwarf-2). 2720 (gdwarf-2): Add Negative(gstabs). 2721 (gstabs): Add Negative(gstabs+). 2722 (gstabs+): Add Negative(gvms). 2723 (gvms): Add Negative(gxcoff). 2724 (gxcoff): Add Negative(gxcoff+). 2725 (gxcoff+): Add Negative(gcoff). 2726 * config/i386/i386.opt (m32): Add Negative(m64). 2727 (m64): Add Negative(m32). 2728 2729 * doc/options.texi: Document the Negative option. 2730 2731 * gcc.c: Include "opts.h". 2732 (main): Call prune_options after expandargv. 2733 2734 * optc-gen.awk: Generate common declarations for all flag 2735 variables in options.c. Output the neg_index field. 2736 2737 * opts.c (find_opt): Moved to ... 2738 * opts-common.c: Here. New file. 2739 2740 * opts.h (cl_option): Add a neg_index field. 2741 (find_opt): New. 2742 (prune_options): Likewise. 2743 27442006-05-16 Richard Guenther <rguenther@suse.de> 2745 2746 PR tree-optimization/27603 2747 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): 2748 Do computation in original type, do division only for nonzero 2749 steps. 2750 27512006-05-15 Andreas Krebbel <krebbel1@de.ibm.com> 2752 2753 * expmed.c (store_bit_field): Handle paradoxical subregs on big endian 2754 machines. 2755 27562006-05-15 Andreas Krebbel <krebbel1@de.ibm.com> 2757 2758 PR rtl-optimization/14261 2759 * ifcvt.c (noce_emit_move_insn): Call store_bit_field if the resulting 2760 move would be an INSV insn. 2761 (noce_process_if_block): Don't optimize if the destination is a 2762 ZERO_EXTRACT which can't be handled by noce_emit_move_insn. 2763 27642006-05-15 Roger Sayle <roger@eyesopen.com> 2765 2766 PR rtl-optimization/22563 2767 Backports from mainline 2768 * expmed.c (store_fixed_bit_field): When using AND and IOR to store 2769 a fixed width bitfield, always force the intermediates into pseudos. 2770 Also check whether the bitsize is valid for the machine's "insv" 2771 instruction before moving the target into a pseudo for use with 2772 the insv. 2773 * config/i386/predicates.md (const8_operand): New predicate. 2774 * config/i386/i386.md (extv, extzv, insv): Use the new 2775 const8_operand predicate where appropriate. 2776 27772006-05-13 Roger Sayle <roger@eyesopen.com> 2778 2779 PR middle-end/26729 2780 * fold-const.c (fold_truthop): Check integer_nonzerop instead of 2781 !integer_zerop to avoid problems with TREE_OVERFLOW. 2782 27832005-05-13 Zdenek Dvorak <dvorakz@suse.cz> 2784 2785 PR rtl-optimization/27335 2786 * loop-unroll.c (peel_loops_completely): Use loops->parray to walk the 2787 loops. 2788 27892006-05-12 Andreas Krebbel <krebbel1@de.ibm.com> 2790 2791 * config/s390/s390.c (s390_const_ok_for_constraint_p): Disallow -4G for 2792 On contraint. 2793 * config/s390/s390.md: Adjust comment describing On constraint. 2794 27952006-05-11 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 2796 2797 PR target/27421 2798 * config/i386/i386.c (classify_argument): Skip fields with invalid 2799 types. 2800 2801 PR middle-end/27384 2802 * fold-const.c (size_binop): Move sanity check for arguments to 2803 the beginning of the function. 2804 2805 PR middle-end/27488 2806 * fold-const.c (tree_expr_nonnegative_p): Return early on invalid 2807 expression. 2808 28092006-05-11 Roger Sayle <roger@eyesopen.com> 2810 2811 PR target/27158 2812 * reload.c (find_reloads_toplev): Only return the simplified SUBREG 2813 of a reg_equiv_constant if the result is a legitimate constant. 2814 28152006-05-09 Steve Ellcey <sje@cup.hp.com> 2816 2817 PR bootstrap/26872 2818 * config.gcc (hppa[12]*-*-hpux10*): Set gas to yes. 2819 (hppa*64*-*-hpux11*): Ditto. 2820 (hppa[12]*-*-hpux11*): Ditto. 2821 28222006-05-09 David Edelsohn <edelsohn@gnu.org> 2823 2824 PR target/26545 2825 * config/rs6000/aix41.h (TARGET_64BIT): Define. 2826 28272006-05-09 Richard Guenther <rguenther@suse.de> 2828 2829 PR tree-optimization/27136 2830 * tree-ssa-loop-niter.c (get_val_for): Correct function 2831 comment, assert requirements. 2832 (loop_niter_by_eval): Stop processing if the iterated 2833 value did not simplify. 2834 28352006-05-09 Richard Guenther <rguenther@suse.de> 2836 2837 PR tree-optimization/27409 2838 * tree-ssa-structalias.c (get_constraint_for_component_ref): 2839 Do not try to find zero-sized subvars. 2840 28412006-05-08 Alan Modra <amodra@bigpond.net.au> 2842 2843 PR middle-end/27260 2844 * builtins.c (expand_builtin_memset): Expand val in original mode. 2845 28462006-05-06 Richard Guenther <rguenther@suse.de> 2847 2848 PR tree-optimization/27151 2849 * tree-vect-transform.c (vectorizable_condition): Punt on 2850 values that have a different type than the condition. 2851 28522006-05-04 David Edelsohn <edelsohn@gnu.org> 2853 2854 PR target/26481 2855 * config/rs6000/rs6000.md (stmsi_power): Mark clobber constraint 2856 with output modifier. 2857 28582006-05-04 Richard Sandiford <richard@codesourcery.com> 2859 2860 PR target/26765 2861 * config/mips/mips.c (mips_symbolic_address_p): Return true 2862 for SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL, SYMBOL_TPREL, 2863 SYMBOL_GOTTPREL, and SYMBOL_TLS. 2864 28652006-05-04 David Edelsohn <edelsohn@gnu.org> 2866 2867 PR target/26481 2868 * config/rs6000/rs6000.md (store_multiple_power): Delete. 2869 (stmsi[345678]_power): New. 2870 28712006-05-04 Jakub Jelinek <jakub@redhat.com> 2872 2873 PR tree-optimization/27285 2874 2875 Backport from mainline: 2876 2877 2006-03-28 Zdenek Dvorak <dvorakz@suse.cz> 2878 2879 PR tree-optimization/25985 2880 * tree-ssa-loop-niter.c (number_of_iterations_le, 2881 number_of_iterations_ne): Make comments more precise. 2882 (number_of_iterations_cond): Add only_exit argument. Use the 2883 fact that signed variables do not overflow only when only_exit 2884 is true. 2885 (loop_only_exit_p): New. 2886 (number_of_iterations_exit): Pass result of loop_only_exit_p to 2887 number_of_iterations_cond. 2888 28892006-05-02 Jeff Law <law@redhat.com> 2890 2891 PR tree-optimization/27364 2892 * tree-vrp.c (vrp_int_const_binop): Fix detection of overflow from 2893 multiply expressions. 2894 28952006-05-02 Roger Sayle <roger@eyesopen.com> 2896 2897 PR c/25309 2898 * c-typeck.c (struct spelling): Make I an unsigned HOST_WIDE_INT. 2899 (push_array_bounds): Delete prototype. Change BOUNDS argument to 2900 an unsigned HOST_WIDE_INT. 2901 (print_spelling): Use HOST_WIDE_INT_PRINT_UNSIGNED to output the 2902 array index. 2903 (really_start_incremental_init): No need to call convert because 2904 bitsize_zero_node is already of type bitsizetype. 2905 (push_init_level): Extract the value of constructor_index as an 2906 unsigned HOST_WIDE_INT quantity, using tree_low_cst. 2907 (process_init_element): Likewise. 2908 29092006-05-02 Kazu Hirata <kazu@codesourcery.com> 2910 2911 PR target/27387 2912 * arm.c (arm_output_mi_thunk): Use pc-relative addressing when 2913 -mthumb -fPIC are used. 2914 29152006-05-01 Kazu Hirata <kazu@codesourcery.com> 2916 2917 PR target/27374 2918 * config/arm/vfp.md (*arm_movdi_vfp): Correct the output 2919 templates for case 3 and 4. 2920 29212006-05-01 Richard Guenther <rguenther@suse.de> 2922 2923 PR middle-end/26565 2924 * builtins.c (get_pointer_alignment): Handle component 2925 references for field alignment. 2926 29272006-04-28 Richard Guenther <rguenther@suse.de> 2928 2929 PR target/26826 2930 * reload.c (push_reload): Guard calls to get_secondary_mem 2931 for memory subregs. 2932 29332006-04-28 Andrew Pinski <pinskia@gcc.gnu.org> 2934 Richard Guenther <rguenther@suse.de> 2935 2936 PR tree-optimization/27236 2937 * tree-inline.c (copy_body_r): Make sure to copy 2938 TREE_THIS_VOLATILE flag. 2939 29402006-04-28 Richard Guenther <rguenther@suse.de> 2941 2942 PR middle-end/26869 2943 * tree-complex.c (update_parameter_components): Don't handle 2944 unused parameters which have no default def. 2945 29462006-04-28 Andrew Pinski <pinskia@gcc.gnu.org> 2947 Richard Guenther <rguenther@suse.de> 2948 2949 PR tree-optimization/27218 2950 * tree-inline.c (expand_call_inline): Strip useless type 2951 conversions for the return slot address. 2952 29532006-04-27 Richard Guenther <rguenther@suse.de> 2954 2955 PR rtl-optimization/26685 2956 * params.def (PARAM_MAX_CSE_INSNS): Correct typo that named 2957 this one "max-flow-memory-locations". 2958 29592006-04-25 Jakub Jelinek <jakub@redhat.com> 2960 2961 PR tree-optimization/26865 2962 * tree-ssa-structalias.c (find_func_aliases): Check that anyoffsetrhs 2963 type is pointer or array type. 2964 29652006-04-24 Roger Sayle <roger@eyesopen.com> 2966 2967 PR target/26961 2968 * fold-const.c (fold_ternary): When converting "A ? B : C" into either 2969 "A op B" or "A op C", we may need to convert A to the type of B and C. 2970 29712006-04-23 Roger Sayle <roger@eyesopen.com> 2972 2973 PR target/21283 2974 * config/fr30/fr30.md (define_split): Avoid calling gen_lowpart on 2975 a SImode SUBREG of a floating point register after no_new_pseudos. 2976 29772006-04-23 Roger Sayle <roger@eyesopen.com> 2978 2979 * config/fr30/fr30.md (addsi_small_int): Use REGNO_PTR_FRAME_P to 2980 identify potentially eliminable registers to additionally catch 2981 VIRTUAL_INCOMING_ARGS_REGNUM. 2982 (addsi3): Update the conditions on when to use addsi_small_int. 2983 29842006-04-23 Eric Botcazou <ebotcazou@adacore.com> 2985 2986 * tree-tailcall.c (pass_tail_recursion): Use gate_tail_calls too. 2987 29882006-04-21 Carlos O'Donell <carlos@codesourcery.com> 2989 2990 Backport from mainline: 2991 2006-04-19 Carlos O'Donell <carlos@codesourcery.com> 2992 Nathan Sidwell <nathan@codesourcery.com> 2993 PR c/26774 2994 * stor-layout.c (update_alignment_for_field): Do not align 2995 ERROR_MARK nodes. 2996 (place_union_field): Place union field at the start of the union. 2997 (place_field): Move ERROR_MARK check later, and use the current 2998 allocation position to maintain monotonicity. 2999 30002006-04-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 3001 3002 PR c/25875 3003 * c-typeck.c (digest_init): Robustify. 3004 30052006-04-21 Steve Ellcey <sje@cup.hp.com> 3006 3007 * config/pa/t-pa64: Add dependencies on $(GCC_PASSES). 3008 30092006-04-21 Paul Brook <paul@codesourcery.com> 3010 3011 Backport from mainline. 3012 * config/arm/arm.c (arm_override_options): Error on iWMMXt and 3013 hardware floating point. 3014 30152006-04-20 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 3016 3017 PR mudflap/26789 3018 * tree-mudflap.c (mudflap_finish_file): Skip function when there were 3019 errors. 3020 30212006-04-20 Kaz Kojima <kkojima@gcc.gnu.org> 3022 3023 PR target/27182 3024 * config/sh/sh.md (movsicc_true+3): Tweak condition for the case 3025 that the last insn has the REG_INC note. 3026 30272006-04-19 Jeff Law <law@redhat.com> 3028 3029 PR tree-optimization/26854 3030 * tree-ssa-dse.c (dse_optimize_stmt): Use has_single_use rather 3031 than num_imm_uses. 3032 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Similarly. 3033 30342006-04-18 Jeff Law <law@redhat.com> 3035 3036 PR tree-optimization/27087 3037 * tree-ssa-copy.c (may_propagate_copy): Test flow sensitive 3038 alias information too. 3039 30402006-04-18 Andreas Krebbel <krebbel1@de.ibm.com> 3041 3042 * builtins.c (expand_builtin_strcmp): Cover label definition of 3043 do_libcall with HAVE_cmpstrnsi. 3044 30452006-04-18 Paolo Bonzini <bonzini@gnu.org> 3046 3047 PR tree-optimization/26643 3048 3049 Backport from mainline: 3050 2006-03-29 Zdenek Dvorak <dvorakz@suse.cz> 3051 3052 PR tree-optimization/26643 3053 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not handle 3054 bit_field_refs. 3055 30562006-04-18 Paolo Bonzini <bonzini@gnu.org> 3057 3058 PR tree-optimization/26821 3059 3060 Backport from mainline: 3061 3062 2006-04-18 Paolo Bonzini <bonzini@gnu.org> 3063 3064 PR tree-optimization/26821 3065 * tree-ssa-math-opts.c (get_constant_one): New. 3066 (insert_reciprocals): Use it. 3067 3068 2006-02-02 Paolo Bonzini <bonzini@gnu.org> 3069 3070 * tree-flow-inline.h (bsi_after_labels): Rewrite, return 3071 what its name says. 3072 * lambda-code.c (perfect_nestify): Use bsi_insert_before on 3073 bsi_after_labels iterator. 3074 * tree-if-conv.c (find_phi_replacement_condition, 3075 replace_phi_with_cond_modify_expr): Likewise. 3076 * tree-scalar-evolution.c (scev_const_prop): Likewise. 3077 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise. 3078 30792006-04-18 Alan Modra <amodra@bigpond.net.au> 3080 3081 PR middle-end/27095 3082 * builtins.c (expand_builtin_memset): Stabilize args before expansion 3083 and emit libcall here in case the builtin fails. 3084 (expand_builtin_strcmp): Always emit the libcall here on failure. 3085 30862006-04-16 Uros Bizjak <uros@kss-loka.si> 3087 3088 PR middle-end/27134 3089 * builtins.c (expand_builtin_int_roundingfn): Use expand_expr() 3090 to expand fallback builtin function call. 3091 30922006-04-14 Alexey Starovoytov <alexey.starovoytov@sun.com> 3093 Eric Botcazou <ebotcazou@libertysurf.fr> 3094 3095 * config/sparc/sparc.c (emit_and_preserve): Allocate space for the 3096 register save area. 3097 30982006-04-13 Paolo Bonzini <bonzini@gnu.org> 3099 Ulrich Weigand <uweigand@de.ibm.com> 3100 3101 PR target/27006 3102 * config/rs6000/rs6000.h (EASY_VECTOR_15_ADD_SELF): Require n 3103 to be even. 3104 31052006-04-13 Alan Modra <amodra@bigpond.net.au> 3106 3107 PR target/26459 3108 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't 3109 optimize to lo_sum for DFmode if !TARGET_FPRS. 3110 31112006-04-07 Jan Hubicka <jh@suse.cz> 3112 3113 * ipa-inline.c (cgraph_early_inlining): Collect garbage. 3114 31152006-04-11 Mark Mitchell <mark@codesourcery.com> 3116 3117 PR target/26459 3118 * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Test 3119 rs6000_explicit_options.float_gprs. 3120 31212006-04-10 Eric Botcazou <ebotcazou@libertysurf.fr> 3122 3123 * doc/install.texi (*-*-solaris2*): Point to the configure page. 3124 31252006-04-10 Jakub Jelinek <jakub@redhat.com> 3126 3127 PR debug/27057 3128 * dwarf2out.c (is_symbol_die): Return true also for namespaces. 3129 31302006-04-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3131 3132 PR target/26508 3133 * config.gcc (hppa*64*-*-hpux11*): Add 'libgcc_stub.a' to extra_parts. 3134 * pa64-hpux.h (LIB_SPEC): Don't append milli.a. 3135 (LINK_GCC_C_SEQUENCE_SPEC): Define. Append milli.a here. 3136 (PA_CXA_FINALIZE_STUB, PA_JV_REGISTERCLASSES_STUB): Delete defines. 3137 (PA_INIT_FINI_HACK): Rename to PA_CRTBEGIN_HACK. 3138 (PA_CRTBEGIN_HACK): Ensure __do_global_ctors_aux is placed in text 3139 section. Delete PA_CXA_FINALIZE_STUB and PA_JV_REGISTERCLASSES_STUB 3140 stubs. Add ".align 8" directives before all ".dword" directives. 3141 (GTHREAD_USE_WEAK): Revise comment. 3142 (TARGET_ATTRIBUTE_WEAK): Define. 3143 * pa/t-pa64 (LIBGCCSTUB_OBJS): Add new rules for stublib.c, rfi-stub.o, 3144 dfi-stub.o, cxaf-stub.o and jvrc-stub.o. 3145 * stublib.c: New file. 3146 31472006-04-09 Gerald Pfeifer <gerald@pfeifer.com> 3148 3149 * doc/install.texi (Prerequisites): Refine some wording on 3150 bootstrapping and ksh. 3151 Move the version numbers of DejaGnu here from the testing section 3152 and fix casing of names. 3153 Fix markup and clarify wording for autogen requirements. 3154 Refer to GCJ instead of just java. 3155 Refer to SVN instead of CVS. 3156 Describe diffutils as useful instead of necessary. 3157 (Downloading the source): Refer to SVN instead of CVS. 3158 Adjust a link to our web site accordingly. 3159 (Configuration): Fix casing of Bison. 3160 (Specific): Avoid reference to CVS. 3161 (Building): Refer to SVN instead of CVS. 3162 Fix a sentence on the use of Bison and remove duplicate (and 3163 incorrect) version number of Bison requirement. 3164 31652006-04-08 Matthias Klose <doko@debian.org> 3166 3167 * Makefile.in (unprotoize.o): Same dependencies as for protoize.o. 3168 31692006-04-07 Richard Guenther <rguenther@suse.de> 3170 3171 PR tree-optimization/26919 3172 * ipa-inline.c (cgraph_decide_inlining_incrementally): Fix argument 3173 to cgraph_estimate_size_after_inlining. 3174 31752006-04-05 Sebastian Pop <pop@cri.ensmp.fr> 3176 3177 PR tree-optimization/26996 3178 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Don't analyze 3179 VECTOR_TYPE variables. 3180 31812006-04-05 Richard Guenther <rguenther@suse.de> 3182 3183 PR tree-optimization/26763 3184 * fold-const.c (fold_binary): Fold PTR + CST CMP PTR + CST 3185 only for EQ_EXPR and NE_EXPR. 3186 31872006-04-04 Paul Brook <paul@codesourcery.com> 3188 3189 Backport form mainline. 3190 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz> 3191 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several 3192 functions. 3193 (number_of_iterations_ne, number_of_iterations_lt_to_ne, 3194 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt, 3195 number_of_iterations_le): New functions. 3196 (number_of_iterations_special): Removed. 3197 (number_of_iterations_exit): Do not use number_of_iterations_special. 3198 * tree.c (unsigned_type_for): Always return integer type. 3199 3200 2005-01-06 Zdenek Dvorak <dvorakz@suse.cz> 3201 PR tree-optimization/18527 3202 * tree-ssa-loop-niter.c (number_of_iterations_cond, 3203 number_of_iterations_special, number_of_iterations_exit): 3204 Move base and step of an iv to a single structure. Add 3205 no_overflow flag, and use it in # of iterations analysis. 3206 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add 3207 folded_casts argument. 3208 (simple_iv): Pass base and step in a structure. Set no_overflow 3209 flag. 3210 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop. 3211 Evaluate expensiveness of computing # of iterations instead of 3212 the final expression. 3213 * tree-scalar-evolution.h (affine_iv): New structure. 3214 (simple_iv): Declaration changed. 3215 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols. 3216 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev, 3217 find_givs_in_stmt): Changed due to simple_iv change. 3218 32192006-04-03 Paolo Bonzini <bonzini@gnu.org> 3220 3221 PR tree-optimization/26830 3222 * tree-cfg.c (tree_duplicate_sese_region): Do not update SSA. 3223 * tree-ssa-loop-ch.c (copy_loop_headers): Count successfully duplicated 3224 headers and, if there was any, update SSA at the end. 3225 3226 Backport from mainline: 3227 2006-03-30 Paolo Bonzini <bonzini@gnu.org> 3228 3229 * tree-ssa-copy.c (copy_prop_visit_assignment): Do not check loop depth. 3230 (copy_prop_visit_stmt): Remove write-only variable ann. 3231 (init_copy_prop): Check variable loop depth here. Do not simulate 3232 memory-tag and virtual operand PHIs except for store copy prop. 3233 3234 32352006-03-31 H.J. Lu <hongjiu.lu@intel.com> 3236 3237 PR testsuite/25741 3238 Backport from mainline 3239 2006-01-16 H.J. Lu <hongjiu.lu@intel.com> 3240 3241 * Makefile.in (check-%): Depend on site.exp instead of 3242 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language 3243 directories. 3244 3245 2006-01-17 Shantonu Sen <ssen@opendarwin.org> 3246 3247 * Makefile.in (check-%, check-consistency): Use $${srcdir} 3248 instead of $(srcdir) and ${srcdir}. 3249 32502006-03-31 Richard Guenther <rguenther@suse.de> 3251 3252 PR bootstrap/26936 3253 Backport from mainline. 3254 2006-02-25 Juergen Weigert <jw@suse.de> 3255 Richard Guenther <rguenther@suse.de> 3256 3257 * scan-decls.c (scan_decls): Don't fetch new statement after CPP_EOF. 3258 32592006-03-31 Alan Modra <amodra@bigpond.net.au> 3260 3261 PR target/26459 3262 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Limit 2003-12-08 3263 change to FLOAT_REGS. 3264 3265 * config/rs6000/rs6000.c (rs6000_explicit_options): Add ieee. 3266 (rs6000_override_options): Use it. 3267 (rs6000_handle_option): Set it. Set rs6000_explicit_options.abi 3268 only for -mabi=spe/no-spe and -mabi=altivec. 3269 32702006-03-30 Jie Zhang <jie.zhang@analog.com> 3271 3272 * config/bfin/bfin.c (single_move_for_strmov): Renamed to... 3273 (single_move_for_movmem): ... this. Also change all uses. 3274 (bfin_expand_strmov): Renamed to... 3275 (bfin_expand_movmem): ... this. Also change all uses. 3276 * config/bfin/bfin.md (movstrsi): Renamed to... 3277 (movstrsi): ...this. 3278 32792006-03-28 Daniel Berlin <dberlin@dberlin.org> 3280 3281 * tree-ssa-alias.c (create_sft): Initially inherit TREE_ADDRESSABLE 3282 from parent_var. 3283 32842006-03-27 Alan Modra <amodra@bigpond.net.au> 3285 3286 PR target/26459 3287 * config/rs6000/rs6000.md (DF reg move peephole): Prevent 3288 peephole removing spe frob_di_df_2. 3289 32902006-03-24 Alan Modra <amodra@bigpond.net.au> 3291 3292 PR target/26607 3293 * config/rs6000/darwin-ldouble.c: Don't compile when __NO_FPRS__ 3294 or __LITTLE_ENDIAN__. 3295 32962006-03-23 Richard Henderson <rth@redhat.com> 3297 3298 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject 3299 tls symbols. 3300 3301 PR target/26347 3302 * config/alpha/predicates.md (local_symbolic_operand): Reject 3303 weak symbols. 3304 33052006-03-22 Jie Zhang <jie.zhang@analog.com> 3306 3307 * config/bfin/bfin.h (ASM_FORMAT_PRIVATE_NAME): Remove. 3308 33092006-03-21 Jason Merrill <jason@redhat.com> 3310 3311 * builtins.c (expand_builtin_fork_or_exec): Fix pasto. 3312 3313 PR middle-end/20297 3314 * expr.c (init_block_move_fn): Force default visibility. 3315 (init_block_clear_fn): Likewise. 3316 * builtins.c (expand_builtin_fork_or_exec): Likewise. 3317 * targhooks.c (default_external_stack_protect_fail): Likewise. 3318 33192006-03-16 David Edelsohn <edelsohn@gnu.org> 3320 3321 Backport from mainline. 3322 * config/rs6000/rs6000.c (rs6000_init_builtins): Change 3323 decl libname for clog to __clog on AIX. 3324 33252006-03-16 Steve Ellcey <sje@cup.hp.com> 3326 3327 PR target/25917 3328 Backport from mainline. 3329 * config/ia64/predicates.md (extr_len_operand): New predicate. 3330 * config/ia64/ia64.md (extv): Tighten constraints. 3331 (extzv): Ditto. 3332 (*tbit_and_2): Ditto. 3333 (*tbit_and_3): Ditto. 3334 (*tbit_or_2): Ditto. 3335 (*tbit_or_3): Ditto. 3336 (*bit_zero): Ditto. 3337 (*bit_one): Ditto. 3338 33392006-03-16 Paul Brook <paul@codesourcery.com> 3340 3341 Backport from mainline. 3342 * config/arm/arm.c (minipool_pad): New. 3343 (add_minipool_forward_ref): Include pool alignment padding in address 3344 calculation. 3345 (push_minipool_fix): Set minipool_pad. 3346 (minipool_pad): Ditto. 3347 33482006-03-14 Roger Sayle <roger@eyesopen.com> 3349 3350 PR middle-end/19543 3351 Backport from mainline. 3352 * varasm.c (compare_constant) <INTEGER_CST>: Integer constants are 3353 only equivalent if the have both the same mode and precision. 3354 33552006-03-14 Roger Sayle <roger@eyesopen.com> 3356 3357 PR other/26489 3358 Backport from mainline. 3359 * gthr-posix.h (__gthrw2): Define to take three parameters, the 3360 declared name, the weak reference name, and the typeof name. 3361 (__gthrw): Avoid expanding the declared name suffix. 3362 (__gthrw3): New Tru64 specific macro to simplify the OSF/1 decls. 3363 33642006-03-14 Roger Sayle <roger@eyesopen.com> 3365 3366 PR middle-end/26557 3367 * stmt.c (emit_case_nodes): Handle the case where the index is a 3368 CONST_INT, where the comparison mode is specified by the index type. 3369 33702006-03-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3371 3372 * pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Fix typo. 3373 33742006-03-14 Richard Guenther <rguenther@suse.de> 3375 3376 PR tree-optimization/26672 3377 * tree-ssa-propagate.c (set_rhs): Don't walk DEFs if not in 3378 SSA form. 3379 33802006-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3381 3382 * pa/pa32-linux.h (CRT_CALL_STATIC_FUNCTION): Define when CRTSTUFFS_O 3383 is defined. 3384 33852006-03-13 Jie Zhang <jie.zhang@analog.com> 3386 3387 * config/bfin/uclinux.h: Define _GNU_SOURCE in CPLUSPLUS_CPP_SPEC. 3388 33892006-03-13 Bernd Schmidt <bernd.schmidt@analog.com> 3390 3391 * config/bfin/lib1funcs.asm (___umodsi3): Use stack to save contents 3392 of RETS. 3393 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If 3394 TARGET_ID_SHARED_LIBRARY, define __ID_SHARED_LIB__. 3395 * config/bfin/crti.S: Use it instead of __PIC__. 3396 * config/bfin/crtn.S: Likewise. 3397 3398 * config/bfin/bfin.md (call_value_symbol, sibcall_value_symbol, 3399 call_symbol, sibcall_symbol): Disallow if TARGET_ID_SHARED_LIBRARY, 3400 not if flag_pic. 3401 Lose 'G' modifier for call operand. 3402 * config/bfin/bfin.c (print_operand) <case SYMBOL_REF>: Don't 3403 recognize 'G' modifier. 3404 34052006-03-13 Eric Botcazou <ebotcazou@adacore.com> 3406 3407 PR middle-end/18859 3408 * stmt.c (expand_case): Discard empty ranges. 3409 34102006-03-10 Jason Merrill <jason@redhat.com> 3411 3412 PR c/26004 3413 * gimplify.c (gimplify_modify_expr_rhs): Don't do return slot opt if 3414 the target was declared 'register'. 3415 34162006-03-09 Roger Sayle <roger@eyesopen.com> 3417 3418 PR tree-optimization/26524 3419 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Use 3420 fold_convert to create a constant of the appropriate type. 3421 34222006-03-07 Richard Guenther <rguenther@suse.de> 3423 3424 PR tree-optimization/26587 3425 * tree-ssa-structalias.c (handle_ptr_arith): Handle MINUS_EXPR. 3426 34272006-03-03 Steve Ellcey <sje@cup.hp.com> 3428 3429 PR rtl-optimization/26345 3430 PR target/19061 3431 * config/ia64/predicates.md (basereg_operand): Don't look in subregs. 3432 34332006-03-02 Alan Modra <amodra@bigpond.net.au> 3434 3435 PR target/26453 3436 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't 3437 output traceback table for thunks. Localise rs6000_stack_info call. 3438 34392006-02-28 David Edelsohn <edelsohn@gnu.org> 3440 3441 * doc/install.texi: Require GNU tar version 1.14. 3442 34432006-02-28 Mark Mitchell <mark@codesourcery.com> 3444 3445 * BASE-VER: 4.1.1. 3446 * DEV-PHASE: Prerelease. 3447 34482006-02-28 Release Manager 3449 3450 * GCC 4.1.0 released. 3451 34522006-02-23 Mark Mitchell <mark@codesourcery.com> 3453 3454 Backport: 3455 2006-02-20 Roger Sayle <roger@eyesopen.com> 3456 * gthr-posix.h: On Tru64, map __gthr_foo as a weak reference to 3457 __foo and not foo when _PTHREAD_USE_MANGLED_NAMES_ is defined. 3458 34592006-02-23 Mark Mitchell <mark@codesourcery.com> 3460 3461 Backport: 3462 2006-02-21 Jakub Jelinek <jakub@redhat.com> 3463 PR middle-end/26379 3464 * combine.c (simplify_shift_const_1): Disable nested shifts 3465 optimization for vector shifts. 3466 34672006-02-23 Mark Mitchell <mark@codesourcery.com> 3468 3469 Backport: 3470 2006-02-16 Denis Nagorny <denis_nagorny@linux.intel.com> 3471 PR rtl-optimization/25603 3472 * reload.c (reg_inc_found_and_valid_p): New. Check REG_INC note. 3473 (regno_clobbered_p): Use it. Reusing SETS argument for REG_INC case. 3474 * reload1.c (choose_reload_regs): Added call of regno_clobbered_p 3475 with new meaning of SETS. 3476 34772006-02-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3478 3479 * doc/install.texi: Add missing `@samp'. 3480 34812006-02-19 David Edelsohn <edelsohn@gnu.org> 3482 3483 PR target/26350 3484 * config/rs6000/rs6000.md (extenddftf2): Force 0.0 to validized 3485 MEM for ABI_V4 pic. 3486 34872006-02-18 Mark Wielaard <mark@klomp.org> 3488 3489 * doc/contrib.texi (Contributors): Add classpath/libgcj hackers 3490 who added new 4.1 features, bug fixes and integration support. 3491 34922006-02-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3493 3494 * doc/install.texi (hppa*-hp-hpux*): Update for 4.1.0. 3495 34962006-02-18 Olivier Hainque <hainque@adacore.com> 3497 3498 PR ada/13408 3499 * pa.h (WIDEST_HARDWARE_FP_SIZE): Define. 3500 35012006-02-18 Jakub Jelinek <jakub@redhat.com> 3502 3503 PR middle-end/26334 3504 * stmt.c (decl_overlaps_hard_reg_set_p): Use DECL_HARD_REGISTER 3505 instead of DECL_REGISTER. 3506 35072006-02-17 Roger Sayle <roger@eyesopen.com> 3508 Richard Sandiford <richard@codesourcery.com> 3509 3510 PR target/22209 3511 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc. 3512 * config/mips/_tilib.c: Remove. 3513 * config/fixtfdi.c: New libgcc source file. 3514 * config/fixunstfdi.c: New source file. 3515 * config/floatditf.c: New source file. 3516 * config/floatunditf.c: New souce file. 3517 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source 3518 files above instead of config/mips/_tilib.c. 3519 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise. 3520 35212006-02-17 Jakub Jelinek <jakub@redhat.com> 3522 3523 PR middle-end/26300 3524 * combine.c (make_extraction): Bail out if ORIG_POS is negative. 3525 35262005-02-16 Zdenek Dvorak <dvorakz@suse.cz> 3527 3528 PR tree-optimization/26209 3529 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_cleanup_cfg. 3530 * tree-cfgcleanup.c (cleanup_control_flow): Remove dead 3531 eh edges. 3532 * tree-cfg.c (replace_uses_by): Do not alter cfg. 3533 3534 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Call scev_reset if cfg 3535 changes. 3536 * Makefile.in (tree-cfgcleanup.o): Add SCEV_H dependency. 3537 35382006-02-15 J"orn Rennecke <joern.rennecke@st.com> 3539 3540 PR middle-end/25335 3541 * reload1.c (gen_reload): Also use find_replacement in UNARY_P case. 3542 35432006-02-15 Hans-Peter Nilsson <hp@axis.com> 3544 3545 PR target/23424 3546 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"): 3547 Reenable. 3548 35492006-02-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3550 3551 PR target/26255 3552 * pa.md: Create separate HI and QI move patterns for 32-bit and 64-bit 3553 with hardware float support, and software float support. Add fcpy 3554 alternative to hardware patterns. Add alternatives to copy between 3555 general and floating-point registers to the 32-bit pattern. 3556 * pa32-regs.h (VALID_FP_MODE_P): Allow QImode and HImode. 3557 * pa64-regs.h (VALID_FP_MODE_P): Likewise. 3558 35592006-02-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 3560 3561 PR bootstrap/26053 3562 * configure.ac (HAVE_COMDAT_GROUP): Don't assume non-GNU linkers 3563 support COMDAT group. 3564 * configure: Regenerate. 3565 35662006-02-14 Michael Matz <matz@suse.de> 3567 3568 PR middle-end/22275 3569 3570 * stor-layout.c (layout_decl): Zero-width bitfields aren't 3571 influenced by maximum_field_alignment or DECL_PACKED. 3572 (update_alignment_for_field): Ditto. 3573 (place_field): Ditto. 3574 * doc/extend.texi (<#pragma pack>, <Type Attributes>): Document 3575 this behaviour. 3576 35772006-02-14 Michael Matz <matz@suse.de> 3578 3579 * tree-ssa-structalias.c: Include <params.h>. 3580 * Makefile.in (tree-ssa-structalias.o): Adjust dependencies. 3581 35822006-02-14 Daniel Berlin <dberlin@dberlin.org> 3583 3584 Fix PR tree-optimization/26260 3585 3586 * doc/invoke.texi (max-fields-for-field-sensitive): Document 3587 param. 3588 * params.h (MAX_FIELDS_FOR_FIELD_SENSITIVE): New. 3589 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Ditto. 3590 * tree-ssa-structalias.c (create_variable_info_for): Use 3591 MAX_FIELDS_FOR_FIELD_SENSITIVE. 3592 35932006-02-14 J"orn Rennecke <joern.rennecke@st.com> 3594 3595 PR target/26141 3596 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when 3597 computing the effective result type. 3598 35992006-02-14 J"orn Rennecke <joern.rennecke@st.com> 3600 3601 PR inline-asm/16194 3602 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare. 3603 (tree_overlaps_hard_reg_set): Declare. 3604 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return 3605 type and signature to match function type expected by walk_tree. 3606 (tree_overlaps_hard_reg_set): New function. 3607 (decl_conflicts_with_clobbers_p): Rename to: 3608 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument. 3609 Use tree_overlaps_hard_reg_set. Changed caller. 3610 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace 3611 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set. 3612 * cris.c (cris_md_asm_clobbers): Likewise. 3613 36142006-02-14 Richard Guenther <rguenther@suse.de> 3615 3616 PR tree-optimization/26258 3617 * tree-ssa-structalias.c (find_func_aliases): Handle aggregates 3618 in PHI argument processing. 3619 36202006-02-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3621 3622 * pa/quadlib.c: Use defines instead of enum qfcmp_magic. 3623 36242006-02-13 Jakub Jelinek <jakub@redhat.com> 3625 3626 PR middle-end/26092 3627 * gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl 3628 twice if decl is a builtin. When trying again, call get_callee_fndecl 3629 first to verify it is still a builtin. 3630 36312006-02-11 Jason Merrill <jason@redhat.com> 3632 3633 PR tree-opt/24365 3634 * tree-inline.c (declare_return_variable): Just don't use the 3635 modify target if it's a gimple complex reg and the return slot 3636 isn't. 3637 36382006-02-11 David Edelsohn <edelsohn@gnu.org> 3639 3640 * doc/invoke.texi (xl-compat): Document conversion and support 3641 routine names. 3642 36432006-02-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3644 3645 * doc/contrib.texi: Update my entry. 3646 36472006-02-11 Jakub Jelinek <jakub@redhat.com> 3648 3649 PR target/25864 3650 Backport from mainline 3651 3652 2006-02-06 Aldy Hernandez <aldyh@redhat.com> 3653 3654 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. 3655 (s390_mangle_fundamental_type): New. 3656 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): 3657 Define. 3658 3659 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. 3660 (alpha_mangle_fundamental_type): New. 3661 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): 3662 Define. 3663 3664 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): 3665 Define. 3666 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING): 3667 Define. 3668 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define. 3669 (sparc_mangle_fundamental_type): New. 3670 36712006-02-10 Jakub Jelinek <jakub@redhat.com> 3672 3673 PR target/25864 3674 Backport from mainline 3675 3676 2006-02-04 David Edelsohn <edelsohn@gnu.org> 3677 Jakub Jelinek <jakub@redhat.com> 3678 3679 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle 3680 IBM extended float format long double as "g" on powerpc*-linux. 3681 3682 2006-02-01 Jakub Jelinek <jakub@redhat.com> 3683 3684 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For 3685 -msoft-float -mlong-double-128 only issue a warning, but don't 3686 swich to DFmode long double. 3687 3688 2006-01-28 David Edelsohn <edelsohn@gnu.org> 3689 3690 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float 3691 and -mlong-double-128 are incompatible. 3692 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same. 3693 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c. 3694 (TARGET_LIBGCC2_CFLAGS): Define. 3695 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same. 3696 (TARGET_LIBGCC2_CFLAGS): Same. 3697 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX. 3698 3699 2006-01-27 Jakub Jelinek <jakub@redhat.com> 3700 3701 * libgcc-std.ver: Add GCC_4.1.0 symbol version. 3702 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append 3703 -mno-minimal-toc to previous content. 3704 (bispecs): Remove goal. 3705 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h. 3706 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4 3707 compatibility aliases on powerpc-*-*gnu*. 3708 * config/rs6000/libgcc-ppc-glibc.ver: New file. 3709 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append 3710 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*. 3711 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs. 3712 (ldblspecs): New goal. 3713 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed. 3714 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and 3715 _df_to_tf. 3716 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT, 3717 L_sf_to_tf or L_df_to_tf is defined. 3718 3719 2006-01-27 David Edelsohn <edelsohn@gnu.org> 3720 Alan Modra <amodra@bigpond.net.au> 3721 3722 * config/rs6000/linux.h (POWERPC_LINUX): Define. 3723 * config/rs6000/linux64.h (POWERPC_LINUX): Define. 3724 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC. 3725 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero. 3726 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero. 3727 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable. 3728 (rs6000_override_options): Initialize rs6000_ieeequad. 3729 Initialize TFmode format to ibm_extended_format if not 3730 TARGET_IEEEQUAD. 3731 (rs6000_handle_option): Accept -mabi= ibmlongdouble and 3732 ieeelongdouble. 3733 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts. 3734 (rs6000_return_in_memory): Only return IEEEQUAD in memory. 3735 (function_arg_advance): IBM long double passed in two FPRs, not 3736 split. 3737 (function_arg): IBM long double passed in FPRs. 3738 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference. 3739 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs. 3740 Only multireg GPR aligned. 3741 (rs6000_init_libfuncs): Enable IBM long double functions if not 3742 IEEEQUAD. 3743 (rs6000_generate_compare): Use IBM long double compare if not 3744 TARGET_IEEEQUAD. 3745 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare. 3746 (TARGET_IEEEQUAD): Define. 3747 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if 3748 not TARGET_IEEEQUAD. 3749 * config/rs6000/rs6000.md: Enable TFmode patterns if 3750 !TARGET_IEEEQUAD. 3751 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c. 3752 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float 3753 and -mlong-double-128 are incompatible. 3754 * doc/invoke.texi (-mabi): Collect options together. Add 3755 ibmlongdouble and ieeelongdouble. 3756 37572006-02-08 Jason Merrill <jason@redhat.com> 3758 3759 PR c++/25979 3760 * tree.def: Elaborate on difference from MODIFY_EXPR. 3761 * doc/c-tree.texi (INIT_EXPR): Likewise. 3762 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR. 3763 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise. 3764 (gimplify_target_expr): Likewise. 3765 (gimplify_cond_expr): Remove target handling. 3766 (gimplify_modify_expr): Don't clobber INIT_EXPR code here. 3767 (gimplify_expr): Clobber it here. 3768 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here. 3769 Do return slot optimization if we have an INIT_EXPR. 3770 3771 PR tree-opt/24365 3772 * tree-inline.c (declare_return_variable): Also clear 3773 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case. 3774 3775 PR c++/16405 3776 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling. 3777 3778 PR middle-end/22439 3779 * gimplify.c (gimplify_one_sizepos): Fix typo. 3780 37812006-02-09 Andrew Pinski <pinskia@physics.uc.edu> 3782 3783 PR tree-opt/25251 3784 * tree-cfg.c (cleanup_dead_labels): Also don't remove 3785 forced labels. 3786 37872006-02-09 Andrew Pinski <pinskia@physics.uc.edu> 3788 3789 * tree-flow-inline.h (var_can_have_subvars): 3790 Volatile variables should not have subvariables. 3791 37922006-02-09 Diego Novillo <dnovillo@redhat.com> 3793 3794 PR 26180 3795 * tree-vrp.c (vrp_int_const_binop): Detect overflow when 3796 multiplying unsigned values. 3797 Tidy comments. 3798 37992006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr> 3800 3801 * config/sparc/sparc.c (tls_call_delay): Fix oversight. 3802 38032006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3804 3805 PR target/26109 3806 * pa.c (attr_length_indirect_call): Don't return length 8 for distances 3807 >= 240000 when generating code for SOM runtime. 3808 (output_indirect_call): Don't use "b,l" instruction for indirect calls 3809 to $$dyncall when generating code for SOM runtime.. 3810 38112006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr> 3812 3813 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread. 3814 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise. 3815 (LIB_SPEC): Likewise. 3816 * doc/invoke.texi (SPARC options): Document -pthread. 3817 38182006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr> 3819 3820 * configure.ac (TLS assembler check): Do not enable TLS by 3821 default on SPARC/Solaris before version 10. 3822 * configure: Regenerate. 3823 38242006-02-07 Alexandre Oliva <aoliva@redhat.com> 3825 3826 PR debug/24444 3827 * config/ia64/unwind-ia64.c: Revert last change. 3828 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed. 3829 (INCOMING_FRAME_SP_OFFSET): Define. 3830 38312006-02-06 Andreas Tobler <a.tobler@schweiz.ch> 3832 3833 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate 3834 object files. 3835 38362006-02-06 Andrew Pinski <pinskia@physics.uc.edu> 3837 3838 PR target/23359 3839 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word. 3840 38412006-02-06 Jakub Jelinek <jakub@redhat.com> 3842 3843 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file. 3844 (s390x-*-linux*): Likewise. 3845 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed. 3846 * config/s390/t-linux: New file. 3847 38482006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr> 3849 3850 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID. 3851 38522006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3853 3854 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files. 3855 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of 3856 pa/t-pa. 3857 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of 3858 pa/t-pa. 3859 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of 3860 pa/x-ada. 3861 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules. 3862 * pa/t-pa64: Delete quadlib.c rule. 3863 * pa/x-ada: Revert last change. 3864 * pa/t-pa: Revert last change. Delete quadlib.c rule. 3865 38662006-02-04 Alexandre Oliva <aoliva@redhat.com> 3867 3868 PR debug/24444 3869 * config/ia64/ia64.c: Include debug.h. 3870 (MAX_ARTIFICIAL_LABEL_BYTES): New. 3871 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New. 3872 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0. 3873 (process_epilogue, process_set, process_for_unwind_directive): 3874 Output unwind info only if requested. Add CFA info if requested. 3875 Add new arguments as needed. Adjust callers. 3876 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override 3877 incorrect default. 3878 (DWARF2_FRAME_INFO): Define to zero. 3879 * config/ia64/unwind-ia64.c: Remove code that compensated for 3880 the CFA offset error fixed above. 3881 * config/ia64/t-ia64 (ia64.o): Depend on debug.h. 3882 * dwarf2out.c (DWARF2_FRAME_INFO): Define default. 3883 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for 3884 -funwind-tables and -fexceptions to enable frame info. 3885 (dwarf2out_frame_init): Define initial CFA even if 3886 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if 3887 DWARF2_UNWIND_INFO is nonzero, not just defined. 3888 (dwarf2out_frame_finish): Output non-EH call frame info only 3889 if DWARF2_FRAME_INFO is nonzero. 3890 (convert_cfa_to_loc_list, 3891 compute_frame_pointer_to_cfa_displacement): Define even if 3892 unwind info is not supported. 3893 (gen_subprogram_die): Use the above unconditionally. Remove 3894 legacy alternate code. 3895 * toplev.c (compile_file): Compile in call to 3896 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined. 3897 (lang_dependent_init): Ditto for dwarf2out_frame_init. 3898 38992006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 3900 3901 PR target/25926 3902 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10. 3903 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10. 3904 39052006-02-03 Richard Henderson <rth@redhat.com> 3906 3907 PR target/26090 3908 * config/ia64/sysv4.h (TARGET_ASM_SELECT_RTX_SECTION, 3909 TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION, 3910 TARGET_ASM_SELECT_RTX_SECTION, TARGET_RWRELOC): Copy from 3911 the hpux definition. 3912 39132006-02-03 Jason Merrill <jason@redhat.com> 3914 3915 PR c++/25979 3916 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now. 3917 3918 PR middle-end/25977 3919 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO 3920 on the return slot if it's an NRV. 3921 39222006-01-31 Andrew Pinski <pinskia@physics.uc.edu> 3923 3924 PR middle-end/26001 3925 * expr.c (expand_expr_real_1) <case ARRAY_REF>: 3926 Use the corrected index for the character 3927 out of the string constant. 3928 39292006-02-03 Steve Ellcey <sje@cup.hp.com> 3930 3931 PR middle-end/24901 3932 * fold-const.c (fold_checksum_tree): Change type of buf. 3933 39342006-02-03 Alan Modra <amodra@bigpond.net.au> 3935 3936 PR target/25960 3937 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result. 3938 39392006-02-03 Andreas Krebbel <krebbel1@de.ibm.com> 3940 Ulrich Weigand <uweigand@de.ibm.com> 3941 3942 PR target/25864 3943 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf", 3944 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations. 3945 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions. 3946 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr 3947 and dxr fields. 3948 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added. 3949 (s390_rtx_costs): Use the new fields to calculate rtx costs. 3950 (s390_secondary_input_reload_class, s390_secondary_output_reload_class): 3951 Define secondary reloads for TFmode moves. 3952 (constant_modes): Add TFmode. 3953 (NR_C_MODES): Set to 8. 3954 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__ 3955 builtin define. 3956 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64. 3957 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define. 3958 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS, 3959 CANNOT_CHANGE_MODE_CLASS): Consider TFmode. 3960 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf, 3961 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values. 3962 (FPR mode macro): Add TFmode. 3963 (DSF mode macro): New. 3964 (<de>, <dee> mode attributes): Removed. 3965 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New. 3966 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs", 3967 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee", 3968 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3", 3969 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm", 3970 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly", 3971 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>", 3972 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc", 3973 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm", 3974 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2", 3975 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly", 3976 "*negabs<mode>2", "sqrt<mode>2"): 3977 Changed <de> to <xde>. R constraint replaced by <Rf>. 3978 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by 3979 <Rf>. 3980 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed. 3981 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF. 3982 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5 3983 splitters. 3984 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2", 3985 "extenddftf2", "extendsftf2"): New expanders. 3986 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee", 3987 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm", 3988 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns. 3989 * config/s390/s390.opt (mlong-double-128, mlong-double-64): 3990 New options. 3991 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined. 3992 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2, 3993 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi, 3994 __floatditf): Add a GCC_4.1.0 symbol version tag. 3995 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document 3996 the new options. 3997 39982006-01-31 Jakub Jelinek <jakub@redhat.com> 3999 4000 * config/s390/s390.c (init_alignment_context): Set 4001 ALIAS_SET_MEMORY_BARRIER on the MEM. 4002 40032006-01-31 Carlos O'Donell <carlos@codesourcery.com> 4004 4005 * optabs.c (prepare_cmp_insn): If unbiased and unsigned then bias 4006 the comparison routine return. 4007 40082006-01-31 Nathan Sidwell <nathan@codesourcery.com> 4009 4010 * config/m68k/lb1sf68.asm: Use moveq to load small constants. 4011 40122006-01-31 Richard Guenther <rguenther@suse.de> 4013 4014 Backport 4015 2006-01-03 Adrian Straetling <straetling@de.ibm.com> 4016 4017 * builtins.c (get_builtin_sync_mem): New function. 4018 (expand_builtin_sync_operation, expand_builtin_compare_and_swap, 4019 expand_builtin_lock_test_and_set, expand_builtin_lock_release): 4020 Call get_builtin_sync_mem to generate mem rtx. 4021 4022 2006-01-25 Richard Henderson <rth@redhat.com> 4023 4024 * alias.h (ALIAS_SET_MEMORY_BARRIER): New. 4025 * alias.c (true_dependence): Respect it. 4026 (canon_true_dependence, write_dependence_p): Likewise. 4027 * builtins.c (get_builtin_sync_mem): Set it. 4028 40292006-01-30 Ulrich Weigand <uweigand@de.ibm.com> 4030 4031 PR target/26018 4032 * config/s390/s390.c (struct machine_function): New flag 4033 decomposed_literal_pool_addresses_ok_p. 4034 (s390_reorg): Set it before final stage of literal pool transforms. 4035 (s390_decompose_address): Only accept displacements of the form 4036 (minus (label_ref ...) (label_ref ...)) if that flag is set. 4037 40382006-01-30 J"orn Rennecke <joern.rennecke@st.com> 4039 4040 Merged from mainline r107469: 4041 * caller-save.c: (this_insn_sets): Move into: 4042 (save_call_clobbered_regs). 4043 (mark_set_regs): Get this_insn_sets from data. 4044 4045 (save_call_clobbered_regs): Take sets of the return value by 4046 sibcalls into account. 4047 40482006-01-30 J"orn Rennecke <joern.rennecke@st.com> 4049 4050 PR target/14798: 4051 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable. 4052 (pragma_trap, pragma_nosave_low_regs): Likewise. 4053 (current_function_anonymous_args): Likewise. 4054 (sh_deferred_function_attributes): New variable. 4055 (sh_deferred_function_attributes_tail): Likewise. 4056 (print_operand): For '@', look up trap_exit attribute. 4057 (calc_live_regs): Look up trapa_handler attribute. For trapa 4058 handlers, save/restore fpscr, but don't do any other 4059 interrupt-specific saves. 4060 Don't save r0..r7 if the nosave_low_regs attribute is in effect. 4061 Fix check for partially saved registers to check for SHmedia. 4062 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute. 4063 (sh_output_function_epilogue): Don't clear any of the removed 4064 variables. 4065 (sh_insert_attributes): Don't check pragma_interrupt. 4066 Insert deferred attributes. Check that interrupt attribute is 4067 present for other attributes that require its presence. 4068 (sh_attribute_table): Add new attributes trapa_handler and 4069 nosave_low_regs. 4070 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute): 4071 Don't check for pragma_interrupt. Don't store argument. 4072 * sh.h (pragma_interrupt, sp_switch): Don't declare. 4073 (sh_deferred_function_attributes): Declare. 4074 (sh_deferred_function_attributes_tail): Likewise. 4075 * sh.md (sp_switch_1): Add operand. Change generator caller. 4076 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove. 4077 (*return_i): Don't use when trap_exit attribute is in effect. 4078 (*return_trapa): New insn pattern. 4079 * sh-c.c: New file. 4080 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza, 4081 setting c_target_objs and cxx_target_objs. 4082 * t-sh: Add rule for sh-c.o. 4083 4084 * config/sh/sh.c (sh_cfun_trap_exit_p): New function. 4085 * sh-protos.h (sh_cfun_trap_exit_p): Declare. 4086 40872006-01-29 Eric Botcazou <ebotcazou@adacore.com> 4088 4089 Revert 4090 4091 2005-11-09 Eric Botcazou <ebotcazou@adacore.com> 4092 * tree.c (build_qualified_type): Chain the new type to the original 4093 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is 4094 a POINTER_TYPE or a REFERENCE_TYPE respectively. 4095 (build_pointer_type_for_mode): Only return unqualified types. 4096 (build_reference_type_for_mode): Likewise. 4097 40982006-01-28 Hans-Peter Nilsson <hp@axis.com> 4099 4100 PR target/25706 4101 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side") 4102 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side", 4103 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E 4104 output pattern modifier, not %e. 4105 * config/cris/cris.c (cris_op_str): Update comment about pattern 4106 modifier. 4107 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound 4108 before falling through into... 4109 <case 'E'>: Redefined from old 'e' case. 4110 4111 PR target/25718 4112 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes 4113 for a negative bound. 4114 4115 PR target/25947 4116 * config/cris/cris.c (cris_order_for_addsi3): New function. 4117 * config/cris/cris-protos.h: Prototype it. 4118 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry") 4119 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]") 4120 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry") 4121 (split for "op.S1 [rx=rx+i],ry (swapped)") 4122 (split for "op(s|u).S1 [rx=rx+i],ry") 4123 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"): 4124 Apply cris_order_for_addsi3 when generating addsi3 insns. 4125 41262006-01-26 Alexandre Oliva <aoliva@redhat.com> 4127 4128 PR other/24829 4129 PR target/24831 4130 * gthr-dce.h: Do not gthrw-ify pthread_once_init, 4131 pthread_key_delete. From John David Anglin. gthrw-ify 4132 pthread_getunique_np only if it it's not a macro. Delete 4133 UNUSED macro. 4134 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate, 4135 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast, 4136 __gthread_objc_condition_signal, __gthread_key_delete): Add 4137 "__attribute__ ((__unused__))" to unused arguments. 4138 (__gthread_recursive_mutex_init_function): Add missing return. 4139 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h, 4140 gthr-posix95.h: Use macro-based approach for name redirection 4141 on targets missing weakref. 4142 41432006-01-26 Alexandre Oliva <aoliva@redhat.com> 4144 4145 PR c/25892 4146 * c.opt (Wpointer-sign): Init to -1. 4147 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and 4148 OPT_pedantic, to 0 otherwise. 4149 * doc/invoke.texi: Update. 4150 41512006-01-24 David Daney <ddaney@avtrex.com> 4152 4153 PR java/25816 4154 * configure.ac (enable_tls): New enable option. 4155 (HAVE_AS_TLS): Don't do assembler check if enable_tls set. 4156 * configure: Regenerate. 4157 * doc/install.texi (--enable-tls): Document new option. 4158 (--disable-tls): Ditto. 4159 41602006-01-23 Richard Guenther <rguenther@suse.de> 4161 Steven Bosscher <stevenb.gcc@gmail.com> 4162 4163 PR rtl-optimization/24626 4164 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set 4165 EDGE_TRUE_VALUE if in RTL mode. 4166 4167 Revert 4168 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com> 4169 * cfgrtl.c (rtl_verify_flow_info_1): Fix. 4170 41712006-01-23 Steven Bosscher <stevenb.gcc@gmail.com> 4172 Jan Hubicka <jh@suse.cz> 4173 Richard Guenther <rguenther@suse.de> 4174 4175 PR rtl-optimization/25654 4176 * cfgexpand.c (aggregate_contains_union_type): New function. 4177 (add_alias_set_conflicts): Call it. Make sure to add conflicts 4178 for structure variables that contain a union type. 4179 41802006-01-21 Joseph S. Myers <joseph@codesourcery.com> 4181 4182 * gcc.c (process_command), gcov.c (print_version), gcov-dump.c 4183 (print_version), mips-tdump.c (main), mips-tfile.c (main): Update 4184 copyright notice dates. 4185 41862006-01-19 Paul Brook <paul@codesourcery.com> 4187 4188 * config/arm/arm.c (arm_compute_func_type): Treat all functions 4189 as nothrow when unwinding tables are disabled. 4190 41912006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4192 4193 PR testsuite/25171 4194 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type 4195 of bit-field" when in system header. 4196 41972006-01-19 Richard Sandiford <richard@codesourcery.com> 4198 4199 PR c/25805 4200 * c-decl.c (add_flexible_array_elts_to_size): New function. 4201 (finish_decl): Use it. 4202 42032006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4204 4205 PR target/25731 4206 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*, 4207 hppa[12]*-*-hpux11*): Override default shared libgcc version for both 4208 sjlj and dwarf2 exception handling. 4209 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable. 4210 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION. 4211 * pa/pa.c (function_value): Treat complex and vector types as 4212 aggregates. 4213 (function_arg): Likewise. Only pass scalar floats in the floating 4214 point argument registers. 4215 * pa/t-slibgcc-dwarf-ver: New file. 4216 * pa/t-slibgcc-sjlj-ver: New file. 4217 * pa/t-slibgcc-elf-ver: Delete file. 4218 42192006-01-17 Jakub Jelinek <jakub@redhat.com> 4220 4221 PR c/25682 4222 * c-typeck.c (build_unary_op): Fold offsetof-like expressions 4223 even when the pointer is not NULL. 4224 42252006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4226 4227 * pa.md: Disparage copies between general and floating-point registers 4228 in 32-bit move patterns. 4229 42302006-01-16 Steven Bosscher <stevenb.gcc@gmail.com> 4231 Richard Guenther <rguenther@suse.de> 4232 4233 PR rtl-optimization/24257 4234 * gcse.c (find_moveable_store): Only consider a store movable 4235 when the SET_SRC of the insn can be assigned to a register. 4236 42372006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4238 4239 PR target/25168 4240 * tree.c (get_file_function_name_long): Concatenate the first global 4241 object name with a string derived from the input filename of the object 4242 for type "F". 4243 42442006-01-13 Andrew Pinski <pinskia@physics.uc.edu> 4245 4246 PR tree-opt/24365 4247 * tree-inline.c (declare_return_variable): If the return variable 4248 was marked as a non gimple complex, set the return slot variable 4249 to be a non gimple comple variable. 4250 42512006-01-11 Paolo Bonzini <bonzini@gnu.org> 4252 4253 PR tree-optimization/23109 4254 PR tree-optimization/23948 4255 PR tree-optimization/24123 4256 4257 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies. 4258 * tree-cfg.c (single_noncomplex_succ): New. 4259 * tree-flow.h (single_noncomplex_succ): Declare it. 4260 * tree-ssa-math-opts.c (enum place_reciprocal): Remove. 4261 * tree-ssa-math-opts.c (enum place_reciprocal): Remove. 4262 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit, 4263 insert_bb, register_division_in, insert_reciprocals, 4264 replace_reciprocal, free_bb): New. 4265 (execute_cse_reciprocals_1): Rewritten. 4266 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1. 4267 Do not commit any edge insertion. Always compute dominators and 4268 create the allocation pool. 4269 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New. 4270 * target.h (struct gcc_target): Add min_divistions_for_recip_mul. 4271 * targhooks.c (default_min_divistions_for_recip_mul): New. 4272 * targhooks.h (default_min_divistions_for_recip_mul): New prototype. 4273 * passes.c (init_optimization_passes): Run recip after tree loop 4274 optimizations. 4275 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL. 4276 42772006-01-11 Jan Hubicka <jh@suse.cz> 4278 4279 PR target/25042 4280 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128 4281 42822006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4283 4284 PR target/20754 4285 * config/pa/pa.md: Create separate 32 and 64-bit move patterns 4286 for SI, DI, SF and DF modes. Add alternatives to copy between 4287 general and floating point registers to the 32-bit patterns. 4288 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine. 4289 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define. 4290 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when 4291 generating 64-bit code. 4292 * config/pa/pa.c (output_move_double): Handle copies between general 4293 and floating registers. 4294 42952006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr> 4296 4297 PR rtl-optimization/25367 4298 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro. 4299 43002006-01-10 Jan Beulich <jbeulich@novell.com> 4301 4302 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include 4303 MASK_ALIGN_DOUBLE. 4304 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option. 4305 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr 4306 arguments. 4307 43082006-01-09 Kazu Hirata <kazu@codesourcery.com> 4309 4310 PR tree-optimization/25125 4311 * convert.c (convert_to_integer): Don't narrow the type of a 4312 PLUX_EXPR or MINUS_EXPR if !flag_wrapv and the unwidened type 4313 is signed. 4314 43152006-01-08 Ian Lance Taylor <ian@airs.com> 4316 David Edelsohn <edelsohn@gnu.org> 4317 4318 PR rtl-optimization/25662 4319 * optabs.c (simplify_expand_binop): Use simplify_binary_operation 4320 for constant operands instead of simplify_gen_binary. 4321 43222006-01-04 Jakub Jelinek <jakub@redhat.com> 4323 4324 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus, 4325 make the prototype extern "C" and add throw (). 4326 4327 PR target/25554 4328 * config/i386/i386.md (testqi_ext_3): Ensure len is positive 4329 and pos non-negative and pos + len <= 32. 4330 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative, 4331 drop pos + len < HOST_BITS_PER_WIDE_INT test. 4332 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT. 4333 4334 PR c/25559 4335 * c-common.c (handle_vector_size_attribute): Reject zero vector size 4336 as well as sizes not multiple of component size. 4337 4338 PR debug/25562 4339 * function.c (instantiate_expr): New function. 4340 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P, 4341 walk its DECL_VALUE_EXPR with instantiate_expr. 4342 4343 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add 4344 DW_OP_deref{,_size} if address isn't going to be added. 4345 43462006-01-03 Steven Bosscher <stevenb.gcc@gmail.com> 4347 4348 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for 4349 COMPONENT_REFs. 4350 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for 4351 hashing trees instead of a pointer hash. 4352 (mem_attrs_htab_eq): Do a deep compare instead of a pointer 4353 compare for MEM_EXPR. 4354 4355 PR rtl-optimization/25130 4356 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET 4357 when comparing MEMs for GCSE 4358 43592006-01-03 Richard Guenther <rguenther@suse.de> 4360 4361 PR c/25183 4362 * stmt.c (add_case_node): Make sure to clear overflow flags 4363 from ranges. 4364 43652005-12-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4366 4367 PR fortran/25586 4368 * pa.md: Remove REG_POINTER check from REG+REG peephole2 floating-point 4369 store patterns. 4370 43712005-12-29 Daniel Jacobowitz <dan@codesourcery.com> 4372 Paul Brook <paul@codesourcery.com> 4373 4374 * config/m68k/m68k.c (m68k_output_pic_call): Don't use bsr.l for 4375 !TARGET_68020. 4376 * config/m68k/t-m68kelf (EXTRA_PARTS): Remove. 4377 (EXTRA_MULTILIB_PARTS): Set. 4378 * config/m68k/t-uclinux (EXTRA_PARTS): Remove. 4379 (EXTRA_MULTILIB_PARTS): Set. 4380 43812005-12-29 Hans-Peter Nilsson <hp@axis.com> 4382 4383 PR target/24342 4384 * config/cris/cris.c (cris_split_movdx): Add REG_INC notes for 4385 emitted insns with post-increments. 4386 (cris_expand_epilogue): Ditto. 4387 43882005-12-29 Alan Modra <amodra@bigpond.net.au> 4389 4390 PR target/25572 4391 * config/rs6000/rs6000.c (create_TOC_reference): Set regs_ever_live. 4392 43932005-12-26 Mark Mitchell <mark@codesourcery.com> 4394 4395 PR c++/23171, c++/23172, c++/25417. 4396 * c-decl.c (compound_literal_number): Remove. 4397 (build_compound_literal): Use set_compound_literal_name. 4398 * c-common.c (compound_literal_number): New variable. 4399 (set_compound_literal_name): New function. 4400 * c-common.h (set_compound_literal_name): Declare. 4401 44022005-12-24 Mark Mitchell <mark@codesourcery.com> 4403 4404 PR c++/23171 4405 * varasm.c (initializer_constant_valid_p): An ADDR_EXPR of a 4406 CONSTRUCTOR is invalid. 4407 44082005-12-23 Ulrich Weigand <uweigand@de.ibm.com> 4409 4410 PR rtl-optimization/21041 4411 * reload.c (find_reloads_subreg_address): Replace paradoxical 4412 subreg of MEM by widened access only if the resulting memory 4413 is properly aligned, even on !STRICT_ALIGNMENT targets. 4414 44152005-12-23 Jakub Jelinek <jakub@redhat.com> 4416 4417 PR target/25005 4418 * regrename.c (replace_oldest_value_reg): Use validate_change with 4419 IN_GROUP set to 1 instead of doing direct modifications. 4420 (copyprop_hardreg_forward_1): Likewise. If any replace_oldest_* 4421 replacements have been performed on an instruction, use 4422 apply_change_group (). 4423 44242005-12-23 Alan Modra <amodra@bigpond.net.au> 4425 4426 PR rtl-optimization/25432 4427 * reload1.c (eliminate_regs_in_insn): Update insn code on 4428 successfully re-recognizing modified insn. 4429 44302005-12-22 Andrew Pinski <pinskia@physics.uc.edu> 4431 4432 PR tree-opt/25513 4433 * tree-dfa.c (make_rename_temp): Set DECL_COMPLEX_GIMPLE_REG_P complex 4434 variables. 4435 44362005-12-21 Andrew Pinski <pinskia@physics.uc.edu> 4437 4438 PR debug/25518 4439 * dwarf2out.c (dwarf2out_switch_text_section): Declare when 4440 DWARF2_UNWIND_INFO is defined or when DWARF2_DEBUGGING_INFO is 4441 defined. 4442 44432005-12-20 Zdenek Dvorak <dvorakz@suse.cz> 4444 4445 PR tree-optimization/24793 4446 * tree-ssa-loop-ivopts.c (get_ref_tag): Remember the 4447 original reference if there are subvars. 4448 * tree-ssa-operands.c (get_tmr_operands): Handle subvars. 4449 44502005-12-21 Steven Bosscher <stevenb@suse.de> 4451 4452 PR rtl-optimization/25196 4453 * postreload-gcse.c (record_last_set_info): Notice stack pointer 4454 changes in push insns without REG_INC notes. 4455 44562005-12-21 Andrew Haley <aph@redhat.com> 4457 4458 PR middle-end/25121 4459 * recog.c (peephole2_optimize): Don't peephole any 4460 RTX_FRAME_RELATED_P insns. 4461 44622005-12-20 Richard Guenther <rguenther@suse.de> 4463 4464 PR middle-end/24306 4465 * builtins.c (std_gimplify_va_arg_expr): Do not align 4466 va frame for zero sized types. 4467 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise. 4468 44692005-12-19 Andrew Pinski <pinskia@physics.uc.edu> 4470 4471 PR middle-end/22313 4472 * dwarf2out.c (dwarf2out_switch_text_section): Export. 4473 * debug.h (dwarf2out_switch_text_section): Prototype. 4474 * final.c (final_scan_insn): Call dwarf2out_switch_text_section 4475 if we need to call it for dwarf2 unwind info. 4476 44772005-12-20 Kaz Kojima <kkojima@gcc.gnu.org> 4478 4479 PR rtl-optimization/24982 4480 * reload.c (refers_to_regno_for_reload_p): Take 4481 reg_equiv_invariant and reg_equiv_init into account. 4482 * reload.h (reg_equiv_invariant): Declare. 4483 44842005-12-19 Paolo Bonzini <bonzini@gnu.org> 4485 4486 PR target/25180 4487 * config/rs6000/predicates.md (logical_const_operand): Split 4488 out of logical_operand. 4489 (logical_operand): Use it. 4490 * config/rs6000/rs6000.md (cmp -> xor peephole2): Use 4491 logical_const_operand. 4492 44932005-12-19 Nathan Sidwell <nathan@codesourcery.com> 4494 4495 * config/mt/mt.md (decrement_and_branch_until_zero): Add another 4496 scratch. Correct its reload split. Adjust its peephole. 4497 (nop): Use 'nop'. 4498 * config/mt/mt.c (MT_INT_ARG_FIRST): Remove. 4499 (mt_asm_output_opcode, mt_print_operand): Use 'nop'. 4500 (mt_function_arg_slotno): Use FIRST_ARG_REGNUM. 4501 (mt_builtin_saveregs): Replace with ... 4502 (mt_setup_incoming_varargs): ... here. Save just the varadic 4503 args. 4504 (mt_va_start): Remove. 4505 (mt_reorg_hazard): Ignore USE insns. Don't call set_noop_p. 4506 (mt_machine_reorg): Split all insns here. 4507 (TARGET_SETUP_INCOMING_VARARGS): Override. 4508 * config/mt/mt.h (TARGET_CPU_CPP_BUILTINS): Define __mt__ only. 4509 Set to CPU type. 4510 (EXPAND_BUILTIN_VA_START): Remove. 4511 45122005-12-18 Andreas Krebbel <krebbel1@de.ibm.com> 4513 4514 * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks. 4515 45162005-12-18 Jan Hubicka <jh@suse.cz> 4517 4518 PR rtl-optimization/25224 4519 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free copy 4520 tables. 4521 45222005-12-18 Dorit Nuzman <dorit@il.ibm.com> 4523 4524 PR tree-optimization/24378 4525 * tree-vect-transform.c (vect_transform_loop): Create single-predecessor 4526 basic-block after loop-versioning. 4527 45282005-12-17 Steven Bosscher <stevenb@suse.de> 4529 4530 PR rtl-optimization/23837 4531 * optabs.c (expand_binop): For a multi-word rotate, never emit 4532 a REG_NO_CONFLICT block. 4533 45342005-12-16 Nathan Sidwell <nathan@codesourcery.com> 4535 4536 Second part of MS1->MT renaming 4537 * config/mt/mt.md (doloop_end): Call mt_add_loop. 4538 (movqi, movhi): Call mt_set_memflags. 4539 (*movdf_internal): Call mt_split_words. 4540 (reload_inqi, reload_outqi, reload_inhi, reload_outhi): Call 4541 mt_set_memflags. 4542 (cmpsi): Store to mt_compare_op[01]. 4543 (beq, bne, bge, bgt, ble, blt, bgeu, bgtu, bleu, bltu, bunge, 4544 bungt, bunle, bunlt): Call mt_emit_cbranch. 4545 (prologue): Call mt_expand_prologue. 4546 (epilogu): Call mt_expend_epilogue. 4547 (eh_return): Call mt_expand_eh_return. 4548 (eh_epilogue): Call me_emit_eh_epilogue. 4549 (conditional_trap): Store to mt_compare_op[01]. 4550 * config/mt/crti.asm: Adjust comment. 4551 * config/mt/crtn.asm: Adjust comment. 4552 * config/mt/mt.c (MT_INT_ARG_FIRST): Renamed. 4553 (mt_compare_op0, mt_compare_op1): Renamed. 4554 (current_frame_info, zero_frame_info): Adjust type. 4555 (mt_ucmpsi3_libcall): Renamed. 4556 (mt_flag_delayed_branch): Renamed. 4557 (mt_struct_value_rtx, mt_return_addr_rtx): Renamed. 4558 (mt_nops_required, mt_nop_reasons): Renamed. 4559 (mt_asm_output_opcode, mt_get_attr_type, mt_final_prescan_insn, 4560 mt_debug_stack, mt_print_operand_simple_address, 4561 mt_print_operand_address, mt_print_operand): Renamed, adjusted. 4562 (mt_init_cumulative_args, mt_function_arg_slotno, mt_function_arg, 4563 mt_function_arg_advance, mt_arg_partial_bytes, 4564 mt_pass_by_reference, mt_function_arg_boundary, 4565 mt_reg_ok_for_base_p, mt_legitimate_simple_address_p, 4566 mt_legitimate_address_p): Renamed, adjusted. 4567 (mt_cpu): Renamed. 4568 (mt_init_machine_status, mt_override_options, mt_builtin_saveregs, 4569 mt_va_start, mt_compute_frame_size, mt_emit_save_restore, 4570 mt_emit_save_fp, mt_emit_save_regs, mt_interrupt_function_p, 4571 mt_expand_prologue, mt_epilogue_uses, mt_expand_epilogue, 4572 mt_expand_eh_return, mt_emit_eh_prologue, 4573 mt_handl_interrupt_attribute): Renamed, adjusted. 4574 (mt_attribute_table): Renamed, adjusted. 4575 (mt_initial_elimination_offset, mt_generate_compare, 4576 mt_emit_cbranch, mt_set_memflags_1, mt_set_memflags, 4577 mt_secondary_reload_class, mt_function_value, mt_split_words, 4578 mt_pass_in_stack, mt_add_loop, mt_loop_nesting, mt_block_length, 4579 mt_scan_loop, mt_reorg_loops): Renamed, adjusted. 4580 (mt_labels): Renamed. 4581 (mt_add_branches, mt_check_delay_slot, mt_reorg_hazard, 4582 mt_machine_reorg): Renamed, adjusted. 4583 (mt_attribute_table: Renamed. 4584 (TARGET_ATTRIBUTE_TABLE, TARGET_STRUCT_VALUE_RTX, 4585 TARGET_PASS_BY_REFERENCE, TARGET_MUST_PASS_IN_STACK, 4586 TARGET_ARG_PARTIAL_BYTES, TARGET_MACHINE_DEPENDENT_REORG): Adjust. 4587 * config/mt/mt.opt (march): Set mt_cpu_string. 4588 * config/mt/mt.h (mt_ucmpsi3_libcall, mt_cpu): Renamed. 4589 (TARGET_CPU_CPP_BUILTINS): Adjust. 4590 (TARGET_MS1_64_001, TARGET_MS1_16_002, TARGET_MS1_16_003, 4591 TARGET_MS2): Adjust. 4592 (TARGET_VERSION, OVERRIDE_OPTIONS, SECONDARY_RELOAD_CLASS): Adjust. 4593 (MT_MIN_INT): Renamed. 4594 (RETURN_ADDR_RTX): Adjust. 4595 (struct mt_frame_info): Renamed. 4596 (current_frame_info): Adjust type. 4597 (INITIAL_ELIMINATION_OFFSET): Adjust. 4598 (MT_NUM_ARG_REGS): Renamed. 4599 (REG_PARM_STACK_SPACE, FUNCTION_ARG, INIT_CUMULATVE_ARGS, 4600 FUNCTION_ARG_ADVANCE, FUNCTION_ARG_BOUNDARY, FUNCTION_VALUE, 4601 LIBCALL_VALUE, EPILOGUE_USES, EXPAND_BUILTIN_VA_START, 4602 GO_IF_LEGITIMATE_ADDRESS, REG_OK_FOR_BASE_P, ASM_OUTPUT_OPCODE, 4603 FINAL_REPSCAN_INSN, PRINT_OPERAND, PRINT_OPERAND_ADDRESS): Adjust. 4604 (mt_compare_op0, mt_compare_op1): Renamed. 4605 * config/mt/mt-protos.h: Rename prototypes. 4606 4607 * config/mt/mt.c (mt_override_options): Require lower case 4608 architectures. Revert accidental default to ms2. 4609 * config/mt/mt.h (ASM_SPEC, LIBSPEC, STARTFILE_SPEC, 4610 ENDFILE_SPEC): Require lower case architectures. Revert default 4611 to ms2. 4612 4613 * doc/invoke.texi (MT Options): Rename and update. 4614 * doc/md.texi (MorphoTech family): Rename and update. 4615 4616 * config/mt/t-mt (crti.o, crtn.o): Add multilib options. 4617 (EXTRA_MULTILIB_PARTS): Define. 4618 4619 * config/mt/t-mt (MULTILIB_OPTIONS): Add ms2 4620 (MULTILIB_DIRNAMES): Add ms2. Prefix ms1 dirs with 'ms1'. 4621 * config/mt/mt.c (ms1_final_prescan): Use TARGET_MS2, 4622 TARGET_MS1_64_001 appropriately. 4623 (ms1_machine_reorg): Use TARGET_MS2. 4624 4625 2005-12-09 Aldy Hernandez <aldyh@redhat.com> 4626 * config/mt/t-mt (MULTILIB_OPTIONS): Define. 4627 (MULTILIB_DIRNAMES): Define. 4628 4629 * config.gcc (ms1): Replace with ... 4630 (mt): ... this. 4631 * config/ms1: Rename to ... 4632 * config/mt: ... here. Rename ms1 files to mt. 4633 * config/mt/mt.c: Adjust gt-mt.h #include. 4634 * config/mt/t-mt (LIB1ASMSRCS, LIB2FUNCS_EXTRA): Adjust. 4635 (crti.o, crtn.o): Adjust file names. 4636 46372005-12-16 Andrew Haley <aph@redhat.com> 4638 4639 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Guard 4640 against prev_cache_entry == NULL when moving a cache entry to the 4641 head of the list. 4642 46432005-12-16 Nathan Sidwell <nathan@codesourcery.com> 4644 4645 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves. 4646 46472005-12-16 Jakub Jelinek <jakub@redhat.com> 4648 4649 PR rtl-optimization/24899 4650 * loop.c (strength_reduce): Don't reduce giv that is not always 4651 computable and where add_val or mult_val can trap. 4652 4653 * doc/invoke.texi (-fdump-tree-*): Remove note about C/C++ only. 4654 46552005-12-16 Andreas Krebbel <krebbel1@de.ibm.com> 4656 4657 PR 24823 4658 * flow.c (mark_used_dest_regs): New function. 4659 (mark_used_regs): Call mark_used_dest_regs. 4660 46612005-12-15 Jakub Jelinek <jakub@redhat.com> 4662 4663 * varasm.c (default_unique_section_1): Use special section 4664 names for SECCAT_DATA_REL{,_RO}{,_LOCAL}. 4665 46662005-12-15 Jan Hubicka <jh@suse.cz> 4667 4668 PR target/24969 4669 * i386.c (classify_argument): Properly adjust offset of bitfield for 4670 substructures. 4671 46722005-12-15 Eric Botcazou <ebotcazou@adacore.com> 4673 4674 PR ada/18659 4675 PR ada/18819 4676 * doc/invoke.texi (Optimize Options): Document that 4677 -ftree-sra is not automatically enabled for the Ada compiler. 4678 46792005-12-15 Olivier Hainque <hainque@adacore.com> 4680 4681 * stor-layout.c (layout_type): Don't complain about a too small 4682 an array element type size compared to its alignment when the 4683 size overflows. 4684 46852005-12-14 Jeff Law <law@redhat.com> 4686 4687 PR tree-optimization/23838 4688 * tree-ssa-dse.c (dse_optimize_stmt): Correctly handle PHI nodes which 4689 represent a use and definition of the same SSA_NAME. 4690 46912005-12-14 Ulrich Weigand <uweigand@de.ibm.com> 4692 4693 PR rtl-optimization/25310 4694 * reload1.c (eliminate_regs_in_insn): Handle lowpart SUBREGs 4695 of the eliminable register when substituting into a PLUS. 4696 46972005-12-14 Jakub Jelinek <jakub@redhat.com> 4698 4699 PR debug/25023 4700 * config/i386/i386.c (ix86_force_to_memory): Always use 4701 SImode push for HImode in -m32. 4702 (ix86_free_from_memory): Likewise. 4703 4704 PR target/25254 4705 PR target/24188 4706 * config/i386/i386.c (x86_64_elf_select_section): If DECL is not 4707 DECL_P, call named_section_flags rather than named_section. Supply 4708 section flags to it. 4709 47102005-12-13 Jakub Jelinek <jakub@redhat.com> 4711 4712 PR debug/25023 4713 PR target/25293 4714 * expr.c (emit_move_resolve_push): Handle PRE_MODIFY 4715 and POST_MODIFY with CONST_INT adjustment equal to PUSH_ROUNDING. 4716 Fix POST_INC/POST_DEC handling if PUSH_ROUNDING is not identity. 4717 * config/i386/i386.md (pushhi2, pushqi2): Use pushl instead of pushw. 4718 Set mode to SI, adjust constraints. 4719 (pushhi2_rex64, pushqi2_rex64): Set mode to DI. 4720 * config/i386/i386.h (PUSH_ROUNDING): Round up to 4 instead of 2 for 4721 32-bit code. 4722 47232005-12-13 Paul Brook <paul@codesourcery.com> 4724 4725 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=gnu for 4726 apcs/atpcs. 4727 47282005-12-13 Alan Modra <amodra@bigpond.net.au> 4729 4730 * config/rs6000/linux64.h (TARGET_ALIGN_NATURAL): Define. 4731 47322005-12-12 Alan Modra <amodra@bigpond.net.au> 4733 4734 PR target/25212 4735 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern 4736 generated by reload. 4737 (print_operand): Check that both operands of indexed address are regs. 4738 (print_operand_address): Likewise. 4739 * config/rs6000/rs6000.h (INT_REG_OK_FOR_INDEX_P): Simplify. 4740 (INT_REG_OK_FOR_BASE_P): Correct. 4741 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use 4742 indexed_or_indirect_address. 4743 (indexed_or_indirect_address): Don't test for base reg. Call 4744 address_operand last. Make it a special predicate. 4745 47462005-12-10 Mark Mitchell <mark@codesourcery.com> 4747 4748 PR c++/25010 4749 * ipa-inline.c (cgraph_clone_inlined_nodes): Do not assume that 4750 DECL_EXTERNAL functions have no bodies. Tidy. 4751 47522005-12-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 4753 4754 PR target/25258 4755 * pa.c (som_text_section_asm_op): Use .NSUBSPA directive when changing 4756 to the text subspace to output debugging information. 4757 47582005-12-09 Bernd Schmidt <bernd.schmidt@analog.com> 4759 4760 * config/bfin/bfin.c: Include "cgraph.h". 4761 (bfin_load_pic_reg): Omit loading pic reg if in a local function. 4762 Return the reg that holds the pointer to the GOT. 4763 (bfin_expand_prologue): Use return value of bfin_load_pic_reg when 4764 doing stack checking. 4765 47662005-12-09 Ulrich Weigand <uweigand@de.ibm.com> 4767 4768 PR target/25311 4769 * config/s390/s390.c (struct s390_address): New field literal_pool. 4770 (s390_decompose_address): Compute literal_pool field. Do not 4771 assume register %r13 is always (and solely) used as pool base. 4772 (s390_extra_constraint_str): Use literal_pool field. 4773 47742005-12-09 Thiemo Seufer <ths@networkno.de> 4775 4776 * config/mips/mips.c (override_options): Don't allow too small 4777 integers in FP registers. 4778 47792005-12-09 Alan Modra <amodra@bigpond.net.au> 4780 4781 PR debug/24908 4782 * dwarf2out.c (dwarf2out_frame_debug_expr): Don't assert that 4783 call_used_regs can't be used to save reg in another reg. 4784 47852005-12-09 Hans-Peter Nilsson <hp@axis.com> 4786 4787 PR target/23424 4788 * recog.c (constrain_operands): Strip unary operators 4789 only ifndef KEEP_UNARY_OPERATORS_AT_CONSTRAINT_CHECKING. 4790 * reload.c (find_reloads): Ditto. 4791 * config/cris/cris.h (KEEP_UNARY_OPERATORS_AT_CONSTRAINT_CHECKING): 4792 Define. 4793 47942005-12-08 Zdenek Dvorak <dvorakz@suse.cz> 4795 4796 PR tree-optimization/25248 4797 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Do not use 4798 evolution_of_loop from the failed attempt. Remove handling of 4799 MULT_EXPR. 4800 48012005-12-08 Richard Guenther <rguenther@suse.de> 4802 4803 Backport from mainline 4804 2005-11-28 Richard Guenther <rguenther@suse.de> 4805 4806 * c-common.c (strict_aliasing_warning): Handle all 4807 component-ref like accesses. 4808 4809 2005-11-24 Richard Guenther <rguenther@suse.de> 4810 Dirk Mueller <dmueller@suse.de> 4811 4812 PR c++/14024 4813 * c-common.h (strict_aliasing_warning): Declare. 4814 * c-common.c (strict_aliasing_warning): New function, 4815 split out from ... 4816 * c-typeck.c (build_c_cast): ... here. 4817 48182005-12-08 Andreas Krebbel <krebbel1@de.ibm.com> 4819 Jakub Jelinek <jakub@redhat.com> 4820 4821 PR target/25268 4822 * config/s390/s390.c (s390_decompose_shift_count): Remove BITS 4823 argument. Don't drop outer ANDs. 4824 (s390_extra_constraint_str, print_shift_count_operand): Adjust callers. 4825 * config/s390/s390-protos.h (s390_decompose_shift_count): Adjust 4826 prototype. 4827 * config/s390/predicates.md (setmem_operand): Remove. 4828 (shift_count_operand): Rename to... 4829 (shift_count_or_setmem_operand): ... this. Adjust 4830 s390_decompose_shift_count caller. 4831 * config/s390/s390.md (<shift>di3_31_and, <shift>di3_64_and, 4832 ashrdi3_cc_31_and, ashrdi3_cconly_31_and, ashrdi3_31_and, 4833 ashrdi3_cc_64_and, ashrdi3_cconly_64_and, ashrdi3_64_and, 4834 <shift>si3_and, ashrsi3_cc_and, ashrsi3_cconly_and, ashrsi3_and, 4835 rotl<mode>3_and, setmem_long_and): New insns. 4836 (<shift>di3_31, <shift>di3_64, ashrdi3_cc_31, ashrdi3_cconly_31, 4837 ashrdi3_31, ashrdi3_cc_64, ashrdi3_cconly_64, ashrdi3_64, 4838 <shift>si3, ashrsi3_cc, ashrsi3_cconly, ashrsi3, rotl<mode>3, 4839 <shift>di3, ashrdi3): Use shift_count_or_setmem_operand instead 4840 of shift_count_operand. 4841 (setmem_long): Use shift_count_or_setmem_operand instead of 4842 setmem_operand. 4843 48442005-12-07 Adrian Straetling <straetling@de.ibm.com> 4845 4846 * config/s390/s390.c (s390_expand_atomic): New function. 4847 Adjust comment of helper functions. 4848 * config/s390/s390-protos.h (s390_expand_atomic): Declare. 4849 * config/s390/s390.md ("ATOMIC"): New code macro. 4850 ("atomic"): Corresponding new code attribute. 4851 ("sync_lock_test_and_set[hq]i", 4852 "sync_{new_,old_,}{and,ior,xor,add,sub,nand}[hq]i"): New pattern. 4853 48542005-12-07 Adrian Straetling <straetling@de.ibm.com> 4855 4856 * config/s390/s390.c (s390_expand_mask_and_shift, 4857 struct alignment_context, init_alignment_context, 4858 s390_expand_cs_hqi): New. 4859 * config/s390/s390-protos.h (s390_expand_cs_hqi): Declare. 4860 * config/s390/s390.md ("sync_compare_and_swaphi", 4861 "sync_compare_and_swapqi"): New pattern. 4862 48632005-12-07 Adrian Straetling <straetling@de.ibm.com> 4864 4865 * doc/md.texi: Adapt to implementation. 4866 48672005-12-07 Aldy Hernandez <aldyh@redhat.com> 4868 4869 PR C++/24138 4870 * tree.c (integer_all_onesp): Always return true if all bits on. 4871 4872 * testsuite/g++.dg/init/array0.C: New. 4873 48742005-12-06 Andreas Schwab <schwab@suse.de> 4875 4876 * opts.c (decode_options): Fix typo in message. 4877 48782005-12-06 Alan Modra <amodra@bigpond.net.au> 4879 4880 PR other/13873 4881 * longlong.h: Merge PPC tests from upstream. 4882 48832005-12-05 James E Wilson <wilson@specifix.com> 4884 4885 PR target/24934 4886 * opts.c (decode_options): Turn off partitioning if flag_unwind_tables 4887 is set. 4888 48892005-12-05 Geoffrey Keating <geoffk@apple.com> 4890 4891 * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so 4892 we don't go into an infinite loop. 4893 48942005-12-04 Joseph S. Myers <joseph@codesourcery.com> 4895 4896 * doc/invoke.texi, doc/standards.texi: Refer to 4897 gcc-4.1/c99status.html. 4898 48992005-12-02 Jakub Jelinek <jakub@redhat.com> 4900 4901 PR target/25199 4902 * config/i386/i386.md (movqi_1): Only force imovx for alternative 4903 5 if operand 1 is not aligned. Undo previous constraint change. 4904 * config/i386/predicates.md (aligned_operand): Use MEM_ALIGN. 4905 49062005-12-02 Alan Modra <amodra@bigpond.net.au> 4907 4908 PR middle-end/25176 4909 * function.c (expand_function_end): Emit blockage for unwinder 4910 after return label. 4911 49122005-12-01 Richard Henderson <rth@redhat.com> 4913 4914 * optabs.c (expand_vec_cond_expr): Use EXPAND_NORMAL. 4915 49162005-11-30 Dale Johannesen <dalej@apple.com> 4917 Andrew Pinski <pinskia@physics.uc.edu> 4918 4919 PR rtl-opt/24930 4920 * combine.c (find_split_point): Sign extend bitmask 4921 when changing bitfield assignment to IOR of AND. 4922 49232005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4924 4925 PR middle-end/25158 4926 * builtins.c (fold_builtin_fputs): Defer check for missing 4927 replacement functions. 4928 49292005-11-30 Kean Johnston <jkj@sco.com> 4930 4931 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not 4932 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0. 4933 49342005-11-30 Nathan Sidwell <nathan@codesourcery.com> 4935 4936 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early 4937 clobber to scratch reg. 4938 (*decrement_and_branch_until_zero_no_clobber): Remove. 4939 (decrement_and_branch peephole): Add dummy scratch reg to pattern. 4940 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2. 4941 * config/ms1/ms1.opt (mmul): Remove. 4942 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names. 4943 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002. 4944 49452005-11-30 Jeff Law <law@redhat.com> 4946 4947 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly 4948 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI. 4949 49502005-11-28 Nathan Sidwell <nathan@codesourcery.com> 4951 4952 PR c++/21166 4953 * c-decl.c (finish_struct): Only set DECL_PACKED on a field 4954 when its natural alignment is > BITS_PER_UNIT. 4955 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08. 4956 * c-common.c (handle_packed_attribute): Ignore packing on a field 4957 whose type is naturally char aligned. 4958 49592005-11-30 Jakub Jelinek <jakub@redhat.com> 4960 4961 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument. 4962 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case. 4963 (ia64_expand_move): Adjust caller. 4964 4965 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use 4966 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS 4967 negate VAL. 4968 49692005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4970 4971 PR middle-end/20109 4972 PR middle-end/25120 4973 * builtins.c (init_target_chars): New. 4974 (expand_builtin_printf, expand_builtin_fprintf, 4975 expand_builtin_sprintf, fold_builtin_sprintf, 4976 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk, 4977 fold_builtin_snprintf_chk, fold_builtin_printf, 4978 fold_builtin_fprintf): Check for matching format strings using 4979 the target charset. 4980 49812005-11-28 Alexandre Oliva <aoliva@redhat.com> 4982 4983 PR libfortran/24991 4984 * config/darwin.c (machopic_indirection_name, 4985 machopic_output_indirection): Follow transparent alias chain. 4986 49872005-11-28 Alexandre Oliva <aoliva@redhat.com> 4988 4989 * varasm.c (ultimate_transparent_alias_target): Add comment. 4990 49912005-11-26 Roger Sayle <roger@eyesopen.com> 4992 4993 PR middle-end/21309 4994 * expmed.c (choose_mult_variant): Return immediately when mult_cost 4995 is less than zero. Limit mult_cost to a reasonable upper bound for 4996 the synthetic multiplication sequence. 4997 49982005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4999 5000 PR middle-end/25022 5001 * builtins.c (expand_builtin_printf, expand_builtin_fprintf, 5002 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf): 5003 Lookup the explicit replacement functions for any unlocked 5004 stdio builtin transformations. 5005 50062005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 5007 5008 * fold-const.c (negate_mathfn_p): Fix comment. 5009 50102005-11-22 Eric Botcazou <ebotcazou@adacore.com> 5011 5012 PR middle-end/22561 5013 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF. 5014 50152005-11-22 Kazu Hirata <kazu@codesourcery.com> 5016 5017 PR target/23435 5018 * m68k.md (zero_extendsidi2): Force operands[1] to a register 5019 if both operands[0] and operands[1] are memory. 5020 50212005-11-22 Jan Hubicka <jh@suse.cz> 5022 5023 PR tree-optimization/24653 5024 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions. 5025 50262005-11-23 Alan Modra <amodra@bigpond.net.au> 5027 5028 PR target/24954 5029 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix 5030 typo last change. 5031 50322005-11-22 Alan Modra <amodra@bigpond.net.au> 5033 5034 PR middle-end/24950 5035 * expmed.c (store_bit_field): Don't attempt to insv a field 5036 larger than the reg. 5037 50382005-11-22 Alan Modra <amodra@bigpond.net.au> 5039 5040 PR target/24954 5041 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use 5042 explicit sign extension, not a (char) cast. 5043 50442005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com> 5045 5046 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC 5047 which matches behavior of gcc 4.0 and older for RTEMS targets. The 5048 default now includes a linker group which makes the RTEMS one nest. 5049 50502005-11-21 David Edelsohn <edelsohn@gnu.org> 5051 5052 PR target/24953 5053 * config/rs6000/predicates.md (vrsave_operation): Check 5054 UNSPEC_VOLATILE value. 5055 50562005-11-21 Paolo Bonzini <bonzini@gnu.org> 5057 5058 PR target/24951 5059 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and 5060 cst2 only for SPE vectors. 5061 50622005-11-21 Kazu Hirata <kazu@codesourcery.com> 5063 5064 PR middle-end/20583 5065 * cse.c (cse_insn): Reject invalid forms of CONST earlier. 5066 50672005-11-20 Ian Lance Taylor <ian@airs.com> 5068 5069 PR rtl-optimization/24883 5070 * combine.c (combinable_i3pat): When checking whether the 5071 destination of i3 is used in i3, consider paradoxical subregs. 5072 50732005-11-20 Richard Henderson <rth@redhat.com> 5074 5075 PR 24931 5076 * tree-sra.c (struct sra_elt): Add all_no_warning. 5077 (struct sra_walk_fns) <use>: Add use_all argument. 5078 (sra_walk_expr): Pass it. 5079 (sra_walk_modify_expr): Likewise. 5080 (scalarize_ldst): Likewise. 5081 (scan_use): Update for new argument. 5082 (mark_no_warning): New. 5083 (scalarize_use): Use it. 5084 50852005-11-19 Richard Henderson <rth@redhat.com> 5086 5087 PR tree-opt/24665 5088 * tree-gimple.c (is_gimple_id): Export. 5089 * tree-gimple.h (is_gimple_id): Declare. 5090 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New. 5091 (get_default_value): Use it. 5092 (maybe_fold_stmt_indirect): Likewise. 5093 50942005-11-20 Andreas Schwab <schwab@suse.de> 5095 5096 PR target/24757 5097 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp 5098 insn. 5099 51002005-11-19 Hans-Peter Nilsson <hp@axis.com> 5101 5102 PR middle-end/24912 5103 PR middle-end/24750 5104 * reload.c (find_reloads_address_1): Mention dependency on 5105 gen_reload. 5106 * reload1.c (gen_reload): For IN with an unary operation, try 5107 moving inner expression to OUT if trivial SET is not valid. 5108 Confirm that the result is valid. Move common code block into... 5109 (emit_insn_if_valid_for_reload): New function. 5110 51112005-11-19 Jakub Jelinek <jakub@redhat.com> 5112 5113 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in 5114 fatal format string. 5115 51162005-11-18 Mark Mitchell <mark@codesourcery.com> 5117 5118 * DEV-PHASE: Change to prerelease. 5119 51202005-11-18 James E Wilson <wilson@specifix.com> 5121 5122 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before 5123 returning it. 5124 51252005-11-18 Mike Stump <mrs@apple.com> 5126 5127 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name. 5128 * config/darwin-c.c (darwin_pragma_unused): Likewise. 5129 * c-decl.c (lookup_name_two) Remove. 5130 * c-tree.h (lookup_name_two): Remove. 5131 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add. 5132 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add. 5133 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME. 5134 * langhooks.h (lang_hooks_for_decls): Add lookup_name. 5135 51362005-11-18 Richard Earnshaw <richard.earnshaw@arm.com> 5137 5138 PR target/24914 5139 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok 5140 when not generating code to use that co-processor. 5141 51422005-11-18 James A. Morrison <phython@gcc.gnu.org> 5143 5144 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node, 5145 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that 5146 these functions are now in tree-phinodes.c. 5147 51482005-11-18 Jie Zhang <jie.zhang@analog.com> 5149 5150 * config/bfin/bfin.md (trap): New pattern. 5151 51522005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5153 5154 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds 5155 on types. 5156 5157 * expr.c (expand_expr_real): Don't call record_block_change unless 5158 ib_boundaries_block is non-null 5159 5160 * postreload.c (reload_cse_move2add): Don't try to work with BImode. 5161 5162 * fold-const.c (build_range_check): Use proper type for subtraction 5163 when merging lower bound. 5164 51652005-11-18 Zdenek Dvorak <dvorakz@suse.cz> 5166 5167 PR rtl-optimization/24497 5168 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of 5169 the copied insn. 5170 51712005-11-18 Zdenek Dvorak <dvorakz@suse.cz> 5172 5173 * tree-scalar-evolution.c (expression_expensive_p): New function. 5174 (scev_const_prop): Use compute_overall_effect_of_inner_loop. 5175 51762005-11-18 Bernd Schmidt <bernd.schmidt@analog.com> 5177 5178 * config/bfin/crtlibid.s: New file. 5179 51802005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 5181 5182 PR target/24348 5183 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config 5184 when not using sjlj exceptions. 5185 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links. 5186 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. 5187 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define. 5188 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use 5189 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column. 5190 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define. 5191 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX, 5192 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT, 5193 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines. 5194 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete. 5195 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX, 5196 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN, 5197 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New 5198 defines. 5199 * config/pa/hpux-unwind.h: New file. 5200 52012005-11-17 Alexandre Oliva <aoliva@redhat.com> 5202 5203 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define. 5204 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument. 5205 * varasm.c (do_assemble_alias): Adjust call. 5206 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL 5207 is defined. 5208 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it. 5209 52102005-11-17 James E Wilson <wilson@specifix.com> 5211 5212 * tree.def (FUNCTION_DECL): Correct typo in comment. 5213 52142005-11-17 Richard Henderson <rth@redhat.com> 5215 5216 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int. 5217 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf 5218 and DW_CFA_def_cfa_sf. 5219 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values. 5220 (dbx_reg_number): Don't assert particular registers here. 5221 (based_loc_descr): ... do it here instead. Fold in ... 5222 (eliminate_reg_to_offset): ... this function. 5223 (compute_frame_pointer_to_cfa_displacement): Fold in the effects 5224 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET. 5225 * unwind-dw2.c (execute_cfa_program): Apply data align factor 5226 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf. 5227 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET. 5228 (instantiate_virtual_regs): Likewise. 5229 * var-tracking.c (adjust_stack_reference): Likewise. 5230 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New. 5231 52322005-11-17 Bernd Schmidt <bernd.schmidt@analog.com> 5233 5234 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s" 5235 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise. 5236 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add 5237 crtlibid.o. 5238 ($(T)crtlibid.o): New rule. 5239 52402005-11-16 Richard Guenther <rguenther@suse.de> 5241 5242 PR middle-end/24851 5243 * fold-const.c (extract_array_ref): Return byte offset 5244 in all cases. 5245 (fold_binary): Fold &x[a] CMP &x[b] to 5246 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow 5247 behavior. 5248 52492005-11-16 Richard Henderson <rth@redhat.com> 5250 5251 PR middle-end/23497 5252 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary 5253 parts of an SSA_NAME. 5254 52552005-11-16 Richard Earnshaw <richard.earnshaw@arm.com> 5256 5257 PR target/24861 5258 * arm.md (split for movsf with immediate): Restrict split to insns 5259 that set a general register. 5260 52612005-11-16 Daniel Jacobowitz <dan@codesourcery.com> 5262 5263 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call 5264 uw_update_context. 5265 * unwind-dw2.c (uw_advance_context): Likewise. 5266 * unwind-sjlj.c (uw_advance_context): Likewise. Also call 5267 _Unwind_SjLj_Unregister. 5268 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context. 5269 52702005-11-16 Daniel Jacobowitz <dan@codesourcery.com> 5271 5272 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case. 5273 52742005-11-16 Eric Botcazou <ebotcazou@adacore.com> 5275 5276 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode 5277 langhook to get a DImode integer type. 5278 52792005-11-16 Richard Henderson <rth@redhat.com> 5280 J"orn Rennecke <joern.rennecke@st.com> 5281 Ulrich Weigand <uweigand@de.ibm.com> 5282 5283 PR rtl-opt/24160 5284 PR target/24621 5285 * reload1.c (reg_equiv_invariant): New. 5286 (reload): Allocate, initialize, and free it. 5287 (calculate_needs_all_insns): Check it when skipping equivalence 5288 setting insns. 5289 (alter_reg): Likewise. 5290 (eliminate_regs_1): Rename from eliminate_regs. Add new 5291 may_use_invariant argument; only use reg_equiv_invariant when true. 5292 (eliminate_regs): New. 5293 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in 5294 a context for which may_use_invariant may be true. 5295 52962005-11-16 Eric Botcazou <ebotcazou@adacore.com> 5297 5298 * fold-const.c (const_binop): Don't constant fold the operation 5299 if the result has overflowed and flag_trapping_math. 5300 * simplify-rtx.c (simplify_const_binary_operation): Likewise. 5301 53022005-11-16 Daniel Jacobowitz <dan@codesourcery.com> 5303 5304 * config/arm/unwind-arm.c (abort): Add prototype here. 5305 (UCB_FORCED_STOP_ARG): Correct typo in macro argument. 5306 (struct phase1_vrs): Add prev_sp. 5307 (unwind_phase2_forced): Save the original core registers instead of 5308 modifying entry_vrs. Take a new flag argument for resuming unwinding 5309 and set action flags accordingly. Always set _US_END_OF_STACK when 5310 get_eit_entry fails. Unwind before calling the stop function. 5311 (_Unwind_GetCFA): New function. 5312 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced. 5313 (__gnu_Unwind_Resume_or_Rethrow): Likewise. 5314 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding; 5315 just call unwind_phase2_forced. 5316 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here. 5317 * config/arm/unwind-arm.h (abort): Remove prototype. 5318 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to 5319 prototypes. 5320 (_Unwind_GetCFA): New prototype. 5321 * config/arm/pr-support.c (abort): Add prototype here. 5322 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle 5323 forced unwinding. 5324 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do 5325 not schedule the prologue with non-call exceptions and EABI. 5326 53272005-11-16 Nathan Sidwell <nathan@codesourcery.com> 5328 5329 * config/arm/unwind-arm.h: Reorder interface function declarations. 5330 (_URC_END_OF_STACK): New enumeration value. 5331 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise. 5332 (struct _Unwind_Control_Block): Document reserved field use. 5333 (_Unwind_Stop_Fn): New typedef. 5334 (_Unwind_ForcedUnwind): Declare. 5335 (_Unwind_Resume_or_Rethrow): Declare. 5336 * config/arm/libunwind.S (UNWIND_WRAPER): Add nargs 5337 argument. Adjust. 5338 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New. 5339 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN) 5340 (UCB_FORCED_STOP_ARG): New. 5341 (search_EIT_table): Update boundary condition checks. 5342 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind. 5343 (unwind_phase2): Replace for with do..while. 5344 (unwind_phase2_forced): New. 5345 (__gnu_Unwind_RaiseException): Replace for with do..while. 5346 (__gnu_Unwind_ForcedUnwind): New. 5347 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding. 5348 Use appropriate phase2 unwinder. 5349 (__gnu_Unwind_Resume_or_Rethrow): New. 5350 (__gnu_unwind_pr_common): Cope with forced unwinding. 5351 53522005-11-16 David Edelsohn <edelsohn@gnu.org> 5353 5354 PR target/24772 5355 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC. 5356 5357 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2, 5358 roundsf2): Remove "s" from mnemonic. 5359 53602005-11-16 Bernd Schmidt <bernd.schmidt@analog.com> 5361 5362 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if 5363 __PIC__ is defined. 5364 * config/bfin/crtn.s: Change epilogues to match. 5365 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define. 5366 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define 5367 __PIC__ and __pic__. 5368 53692005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de> 5370 5371 PR 24357 5372 * doc/invoke.texi: Distinguish between free and fixed form instead of 5373 Fortran and Fortran 90/95. Remove ratfor from the list of supported 5374 languages. 5375 * gcc.c (default_compilers): Remove double entries, add entries for 5376 suffixes '.F90' and '.F95'. 5377 53782005-11-16 Eric Botcazou <ebotcazou@adacore.com> 5379 5380 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug 5381 in the stack probing loop. 5382 53832005-11-15 David Edelsohn <edelsohn@gnu.org> 5384 5385 * configure.ac: Use .machine power5 not power5x. 5386 * configure: Regenerate. 5387 53882005-11-15 Mike Stump <mrs@apple.com> 5389 5390 * c-decl.c (lookup_name_two): Add. 5391 * c-tree.h (lookup_name_two): Likewise. 5392 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead. 5393 * config/darwin-c.c (darwin_pragma_unused): Likewise. 5394 53952005-11-16 Alan Modra <amodra@bigpond.net.au> 5396 5397 PR rtl-optimization/23392 5398 * regrename.c (enum scan_actions) Add mark_access. 5399 (scan_actions_name): Ditto. 5400 (scan_rtx_reg): Handle mark_access. 5401 (scan_rtx_address): Do nothing for mark_access. 5402 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR 5403 and regs in REG_INC notes before closing chains for dead regs. 5404 Mark destination regs in REG_FRAME_RELATED_EXPR notes after 5405 opening chains for new writes. 5406 54072005-11-15 David Edelsohn <edelsohn@gnu.org> 5408 5409 * c.opt (ffixed-line-length-none): New. 5410 54112005-11-15 Steve Ellcey <sje@cup.hp.com> 5412 5413 * mklibgcc.in: Change contents of eh_dummy.c. 5414 54152005-11-15 Daniel Jacobowitz <dan@codesourcery.com> 5416 5417 * loop.c (scan_loop): Do not insert temporaries for hard registers. 5418 54192005-11-15 Daniel Jacobowitz <dan@codesourcery.com> 5420 5421 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead 5422 of making syscalls. 5423 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also. 5424 54252005-11-15 Jan Hubicka <jh@suse.cz> 5426 5427 * invoke.texi (large-unit-insns): Document. 5428 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param. 5429 * params.def (large-unit-insns): New param. 5430 54312005-11-15 Hans-Peter Nilsson <hp@axis.com> 5432 5433 PR target/24869 5434 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match 5435 special register for operand 3. Reindent constraints to align 5436 them vertically. 5437 54382005-11-14 David Edelsohn <edelsohn@gnu.org> 5439 5440 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf, 5441 -mpopcntb, -mfprnd. Add -mcpu=power5+. 5442 * configure.ac: Add test for FP rounding instructions. 5443 * configure: Regenerate. 5444 * config.in: Regenerate. 5445 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define 5446 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if 5447 features enabled. 5448 * config/rs6000/rs6000.opt (mfprnd): New. 5449 * config/rs6000/rs6000.c (processor_target_table): Add power5+. 5450 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND. 5451 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+. 5452 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+. 5453 (TARGET_FPRND): New. 5454 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP, 5455 UNSPEC_FRIZ): New. 5456 (btrunc<mode>2): New. 5457 (ceil<mode>2): New. 5458 (floor<mode>2): New. 5459 (round<mode>2): New. 5460 54612005-11-14 Geoffrey Keating <geoffk@apple.com> 5462 5463 * gcc.c (version_compare_spec_function): Use fatal() rather than 5464 abort(). 5465 5466 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New. 5467 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2). 5468 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2) 5469 as empty. 5470 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly 5471 link in crt2.o. 5472 5473 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending 5474 on -mmacosx-version-min setting. 5475 54762005-11-14 Diego Novillo <dnovillo@redhat.com> 5477 5478 PR 24840 5479 * tree-vrp.c (infer_value_range): Return false if STMT is a 5480 block terminator and its basic block has no successors. 5481 54822005-11-14 Mike Stump <mrs@apple.com> 5483 5484 * config/i386/i386.c (override_options): -masm=intel isn't 5485 supported on darwin. 5486 * doc/invoke.texi (i386 and x86-64 Options): Likewise. 5487 54882005-11-15 Joseph S. Myers <joseph@codesourcery.com> 5489 5490 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and 5491 vfork after including auto-host.h. 5492 54932005-11-15 Alan Modra <amodra@bigpond.net.au> 5494 5495 PR rtl-optimization/22002 5496 * combine.c (distribute_notes): Detect cases where a reg dies 5497 two or more times in a bb, including on the insn we are combining, 5498 and place the death note on the correct range. 5499 55002005-11-14 Dale Johannesen <dalej@apple.com> 5501 5502 * expmed.c (store_bit_field): Add offset unconditionally for 5503 memory targets. 5504 (extract_bit_field): Don't force extzv or extv operand into 5505 a register if field is too big. 5506 55072005-11-14 Daniel Jacobowitz <dan@codesourcery.com> 5508 5509 * config/arm/arm.c (pic_labelno): New. 5510 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a 5511 LABEL_REF. Pass only the labelno to PIC insns. 5512 (arm_call_tls_get_addr, legitimize_tls_address): Likewise. 5513 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL. 5514 * arm.md (UNSPEC_PIC_LABEL): New constant. 5515 (pic_add_dot_plus_four, pic_add_dot_plus_eight) 5516 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF. 5517 Use the correct label prefix. 5518 55192005-11-14 Daniel Jacobowitz <dan@codesourcery.com> 5520 5521 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for 5522 REQ_EQUIV note. 5523 55242005-11-14 Richard Earnshaw <richard.earnshaw@arm.com> 5525 5526 * loop-invariant.c: Include tm_p.h. 5527 * Makefile.in: Updated. 5528 55292005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 5530 5531 * pa.c (store_reg): Revise generation of frame notes in large frames. 5532 (set_reg_plus_d): Likewise. 5533 55342005-11-13 Andrew MacLeod <amacleod@redhat.com> 5535 5536 PR tree-optimization/24709 5537 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite 5538 loop check. 5539 55402005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr> 5541 5542 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype 5543 and duplicate declaration of pthread_self. 5544 55452005-11-13 Eric Botcazou <ebotcazou@adacore.com> 5546 Ian Lance Taylor <ian@airs.com> 5547 5548 PR middle-end/24003 5549 * calls.c (expand_call): If TARGET is a MEM and some part of the 5550 argument area has been saved, force TARGET to a register. 5551 55522005-11-13 Razya Ladelsky <razya@il.ibm.com> 5553 5554 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type 5555 checking. 5556 55572005-11-13 Jason Merrill <jason@redhat.com> 5558 5559 PR c++/22489 5560 * dwarf2out.c (gen_subprogram_die): Force a declaration die for 5561 lazily declared methods. 5562 (force_decl_die): Stop if forcing out the context already make a 5563 DIE for the decl. 5564 (force_type_die): Likewise. 5565 55662005-11-13 Andrew Pinski <pinskia@physics.uc.edu> 5567 5568 PR middle-end/24820 5569 * builtins.c (integer_valued_real_p): Add break in 5570 REAL_CST having TREE_OVERFLOW set. 5571 55722005-11-13 Zdenek Dvorak <dvorakz@suse.cz> 5573 5574 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting 5575 addressing modes during calculation of costs. 5576 55772005-11-12 Eric Botcazou <ebotcazou@adacore.com> 5578 5579 * function.c (assign_stack_local_1): Restrict sanity check 5580 on frame size overflow to 32-bit and above platforms. 5581 55822005-11-12 Hans-Peter Nilsson <hp@axis.com> 5583 5584 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define. 5585 * config/cris/cris.c: Include reload.h. 5586 (cris_initial_elimination_offset): New function. 5587 * config/cris/cris-protos.h: (cris_initial_elimination_offset): 5588 Prototype. 5589 55902005-11-12 Richard Guenther <rguenther@suse.de> 5591 5592 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table. 5593 55942005-11-12 Jan Hubicka <jh@suse.cz> 5595 5596 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize 5597 to compare against 0 when possible. 5598 55992005-11-12 Jie Zhang <jie.zhang@analog.com> 5600 5601 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES, 5602 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS, 5603 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers. 5604 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers 5605 in the new order. 5606 56072005-11-12 Hans-Peter Nilsson <hp@axis.com> 5608 5609 * recog.c (constrain_operands) <case 'g'>: For a match, require 5610 that a non-register matches general_operand when strict >= 0. 5611 56122005-11-11 Steven Bosscher <stevenb@suse.de> 5613 5614 * loop-invariant.c (move_loop_invariants): Fix a thinko in the 5615 previous checkin. 5616 56172005-11-11 Daniel Jacobowitz <dan@codesourcery.com> 5618 5619 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same) 5620 (memory_address_same): New. 5621 (dse_optimize_stmt): Call memory_address_same. 5622 56232005-11-12 Hans-Peter Nilsson <hp@axis.com> 5624 5625 PR middle-end/24750 5626 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND, 5627 ZERO_EXTEND>: New cases. 5628 56292005-11-11 Daniel Jacobowitz <dan@codesourcery.com> 5630 5631 * longlong.h (__clz_tab): Always provide. 5632 56332005-11-11 Steven Bosscher <stevenb@suse.de> 5634 5635 PR 24265 5636 * loop-invariant.c (may_assign_reg_p): Make sure a hard register 5637 can be assigned to. 5638 (find_invariant_insn): Do the cheapest check, may_assign_reg_p, 5639 before check_maybe_invariant. 5640 (move_invariant_reg): Use gen_move_insn instead of replacing 5641 SET_DEST with the temporary for the invariant. 5642 (move_loop_invariants): If checking is enabled, do internal 5643 consistency checks after completing the pass. 5644 56452005-11-11 David Edelsohn <edelsohn@gnu.org> 5646 5647 PR 24644 5648 * common.opt (Wvolatile-register-var): New. 5649 * varasm.c (make_decl_rtl): Only emit warning when option 5650 specified. Clarify warning message. 5651 * doc/invoke.texi (Wvolatile-register-var): Document new option. 5652 5653 * doc/md.texi (copysign): Document standard named pattern. 5654 56552005-11-11 Jie Zhang <jie.zhang@analog.com> 5656 5657 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing 5658 bytes when align is 2. 5659 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed 5660 by the first instruction of the loop. 5661 56622005-11-11 Jason Merrill <jason@redhat.com> 5663 5664 PR c++/24686 5665 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore 5666 the cleanup list. 5667 56682005-11-11 Zdenek Dvorak <dvorakz@suse.cz> 5669 5670 PR rtl-optimization/22509 5671 * local-alloc.c (memref_used_between_p): Check whether a function call 5672 could not reference the memref. 5673 56742005-11-11 Ulrich Weigand <uweigand@de.ibm.com> 5675 5676 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting 5677 algorithm so as to choose the best, not the worst, alternative. 5678 Reset accumulated register class before processing next alternative. 5679 56802005-11-11 Kaz Kojima <kkojima@gcc.gnu.org> 5681 5682 PR target/24445 5683 * calls.c (expand_call): Copy a return value to a plain register 5684 if needed. 5685 56862005-11-10 Alexandre Oliva <aoliva@redhat.com> 5687 5688 PR target/24778 5689 * varasm.c (assemble_name): Recompute name only for transparent 5690 aliases. 5691 56922005-11-10 Hans-Peter Nilsson <hp@axis.com> 5693 5694 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from. 5695 56962005-11-04 Jeff Law <law@redhat.com> 5697 5698 PR middle-end/23181 5699 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not 5700 perform reassociation if the parent statement will not die as 5701 a result of the optimization. 5702 57032005-11-10 Daniel Berlin <dberlin@dberlin.org> 5704 5705 * tree-ssa-alias.c (compute_may_aliases): Remove call to 5706 delete_old_heap_vars. 5707 * tree-dfa.c (referenced_var_remove): Remove function. 5708 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars. 5709 (delete_tree_ssa): Remove call to delete_old_heapvars. 5710 Add call to delete_alias_heapvars. 5711 * tree-flow.h (referenced_var_remove): Remove prototype 5712 (init_alias_heapvars): New prototype. 5713 (delete_alias_heapvars): Ditto. 5714 * Makefile.in (tree-ssa-structalias.o): Add 5715 gt-tree-ssa-structalias.o 5716 (GTFILES): Add tree-ssa-structalias.h and 5717 tree-ssa-structalias.c. 5718 (s-gtype): Add gt-tree-ssa-structalias.h. 5719 * tree-ssa-structalias.c (heapvars): Remove. 5720 (oldheapvars): Remove. 5721 (heapvar_for_stmt): New variable. 5722 (heapvar_lookup): New function. 5723 (heapvar_insert): Ditto. 5724 (get_constraint_for): See if we have an old heapvar 5725 to reuse. 5726 (init_alias_heapvars): New function. 5727 (delete_alias_heapvars): Ditto. 5728 Add include of gt-tree-ssa-structalias.h. 5729 57302005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr> 5731 5732 PR middle-end/22127 5733 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext. 5734 57352005-11-10 Eric Botcazou <ebotcazou@adacore.com> 5736 5737 * tree.c (int_fits_type_p): Only look at the base type 5738 if it has the same precision as the original type. 5739 57402005-11-10 Jakub Jelinek <jakub@redhat.com> 5741 5742 PR other/4372 5743 * varasm.c (assemble_alias): Use %q+D in the error 5744 message instead of %J and %qD. 5745 57462005-11-10 Richard Guenther <rguenther@suse.de> 5747 5748 * gcse.c (free_ldst_entry): Only free hashtable if 5749 it exists. 5750 57512005-11-09 Eric Botcazou <ebotcazou@adacore.com> 5752 5753 * function.c (assign_stack_local_1): Issue an error message if 5754 the frame size overflows in the signed target arithmetics. 5755 57562005-11-09 Eric Botcazou <ebotcazou@adacore.com> 5757 5758 * tree.c (build_qualified_type): Chain the new type to the original 5759 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is 5760 a POINTER_TYPE or a REFERENCE_TYPE respectively. 5761 (build_pointer_type_for_mode): Only return unqualified types. 5762 (build_reference_type_for_mode): Likewise. 5763 57642005-11-09 Jakub Jelinek <jakub@redhat.com> 5765 5766 * Makefile.in (gnucompare): Do comparison of all files using one of 5767 the chosen methods and only afterwards decide if just warning should 5768 be issued or comparison failure raised. 5769 57702005-11-09 Eric Botcazou <ebotcazou@adacore.com> 5771 5772 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn. 5773 (noce_try_abs): Negate if the comparison is reversed. 5774 Look only one instruction backwards for a REG_EQUAL note. 5775 57762005-11-09 Alexandre Oliva <aoliva@redhat.com> 5777 5778 PR other/4372 5779 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h, 5780 gthr-tpf.h: Define __gthrw. For all identifiers that might 5781 be weak, introduce weakrefs or non-weak aliases with __gthrw, 5782 and prefix all uses with __ghtrw. 5783 57842005-11-09 Alexandre Oliva <aoliva@redhat.com> 5785 5786 PR other/4372 5787 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New. 5788 (TREE_DEPRECATED): Adjust comment. Check for a DECL. 5789 * c-common.c (handle_weakref_attribute): New. 5790 (c_common_attribute_table): Add weakref. 5791 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support 5792 in the assembler. 5793 * configure, config.in: Rebuilt. 5794 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF. 5795 * doc/extend.texi: Document weakref attribute. 5796 * varasm.c (ultimate_transparent_alias_target): New 5797 (assemble_name): Use it. 5798 (weak_finish_1): Split out of... 5799 (weak_finish): ... and deal with weakrefs in... 5800 (weakref_targets): ... new list. 5801 (globalize_decl): Clean up weakref_targets. 5802 (do_assemble_alias): Handle weakrefs. 5803 (finish_aliases_1): Do not reject weakrefs to external symbols. 5804 (assemble_alias): Handle weakrefs. 5805 58062005-11-09 Richard Guenther <rguenther@suse.de> 5807 5808 PR tree-optimization/24716 5809 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use 5810 t_bool to track results from follow_ssa_edge. 5811 58122005-11-09 Eric Botcazou <ebotcazou@adacore.com> 5813 5814 * final.c (force_source_line): New global variable. 5815 (final_scan_insn): Set it to true instead of clearing last_filename. 5816 (notice_source_line): Return true if force_source_line is true, 5817 unless source info is absent. 5818 58192005-11-09 Andrew Pinski <pinskia@physics.uc.edu> 5820 5821 PR c/24644 5822 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add 5823 a linkage name for a variable if it a register variable. 5824 * c-decl.c (grokdeclarator): Global register variables 5825 should be set as PUBLIC. 5826 58272005-11-09 Andreas Krebbel <krebbel1@de.ibm.com> 5828 5829 PR 24624 5830 * config/s390/s390.c (struct s390_frame_layout): New fields 5831 first_save_gpr_slot and last_save_gpr_slot. 5832 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue, 5833 s390_emit_epilogue, s390_initial_elimination_offset): Replaced 5834 first_save_gpr and last_save_gpr with the _slot variants. 5835 (s390_register_info): Calculate first_save_gpr_slot and 5836 last_save_gpr_slot using regs_ever_live. 5837 58382005-11-09 Andreas Krebbel <krebbel1@de.ibm.com> 5839 5840 PR 24623 5841 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs 5842 for a function containing a landing pad. 5843 58442005-11-09 Andreas Krebbel <krebbel1@de.ibm.com> 5845 5846 PR 24034 5847 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register 5848 is live afterwards. 5849 58502005-11-08 Bernd Schmidt <bernd.schmidt@analog.com> 5851 5852 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS, 5853 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New. 5854 58552005-11-09 Nathan Sidwell <nathan@codesourcery.com> 5856 5857 Add ms2 support 5858 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New 5859 constants. 5860 (call,load,store): New insn types. 5861 (mem_access, branch_access): Adjust reservation conditions. 5862 (define_delay): Adjust condition. 5863 (decrement_and_branch_until_zero): Allow for ms2. Set branch 5864 type. 5865 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2. 5866 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store 5867 insn type. 5868 (call_internal, call_value_internal, return_internal, 5869 return_interrupt_internal, eh_return_internal, indirect_jump, 5870 tablejump): Set call insn type. 5871 (blockage, ei, di): Use appropriate unspec const. 5872 * config/ms1/ms1.c (ms1_flag_delayed_branch): New. 5873 (ms1_get_attr_type): Adjust to give load & store types. 5874 (ms1_final_prescan_insn): Adjust for new insn types. Don't look 5875 backwards past a barrier. 5876 (ms1_override_options): Accept ms2 arch. Copy and reset delayed 5877 branch scheduling. 5878 (struct branch_info, struct label_info): New. 5879 (ms1_labels): New. 5880 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New. 5881 (ms1_machine_reorg): New. 5882 (TARGET_MACHINE_DEPENDENT_REORG): Override. 5883 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard. 5884 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2. 5885 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2. 5886 (TARGET_MS2): New. 5887 58882005-11-09 Per Bothner <per@bothner.com> 5889 Uros Bizjak <uros@kss-loka.si> 5890 5891 PR c/24101 5892 * toplev.c (process_options): Initialize debug_hooks early 5893 in case lang_hooks.post_options ends up calling a debug_hook. 5894 58952005-11-08 Jakub Jelinek <jakub@redhat.com> 5896 5897 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume 5898 DBX_REGISTER_NUMBER being contiguous. 5899 59002005-11-08 James A. Morrison <phython@gcc.gnu.org> 5901 Diego Novillo <dnovillo@redhat.com> 5902 5903 PR 23046 5904 * tree-vrp.c (register_edge_assert_for): Do not register 5905 always-false predicates. 5906 59072005-11-08 Devang Patel <dpatel@apple.com> 5908 5909 PR tree-optimization/23115 5910 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by 5911 relation. 5912 59132005-11-08 Joseph S. Myers <joseph@codesourcery.com> 5914 5915 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include 5916 -mcpu=440. 5917 59182005-11-08 Daniel Berlin <dberlin@dberlin.org> 5919 5920 Fix PR tree-optimization/23382 5921 5922 * tree-ssa-alias.c (compute_may_aliases): Call 5923 delete_old_heap_vars. 5924 * tree-dfa.c (referenced_var_remove): New function. 5925 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars. 5926 * tree-flow.h (referenced_var_remove): Add prototype. 5927 (delete_old_heap_vars): Ditto. 5928 * tree-ssa-structalias.c (heapvars): New variable. 5929 (oldheapvars): Ditto. 5930 (get_constraint_for): Put heap vars on heapvars list. 5931 (delete_old_heap_vars): New function. 5932 59332005-11-08 Jason Merrill <jason@redhat.com> 5934 5935 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK. 5936 59372005-11-08 Uros Bizjak <uros@kss-loka.si> 5938 5939 PR target/19340 5940 * reg-stack.c (reg_to_stack): Update register liveness also 5941 for flag_sched2_use_traces. 5942 59432005-11-08 Alan Modra <amodra@bigpond.net.au> 5944 5945 PR target/23704 5946 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't 5947 override prior explicit -mno-powerpc-gfxopt. 5948 59492005-11-07 Eric Botcazou <ebotcazou@adacore.com> 5950 5951 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns 5952 if the bitsize is zero. 5953 * doc/md.texi (Standard Pattern Names): Document it. 5954 5955 * config/ia64/ia64.c (ia64_pass_by_reference): Delete. 5956 (TARGET_PASS_BY_REFERENCE): Likewise. 5957 59582005-11-07 Ian Lance Taylor <ian@airs.com> 5959 5960 PR rtl-optimization/24683 5961 * config/i386/i386.c (legitimize_pic_address): If constant operand 5962 to PLUS is too large, put it in a register. 5963 59642005-11-07 Jie Zhang <jie.zhang@analog.com> 5965 5966 * configure.ac: Enable checking assembler dwarf2 support for bfin 5967 target. 5968 * configure: Regenerate. 5969 59702005-11-07 Paolo Bonzini <bonzini@gnu.org> 5971 5972 PR target/24230 5973 5974 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same, 5975 gen_easy_vector_constant_add_self): Delete. 5976 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant): 5977 New. 5978 (output_vec_const_move): Use gen_easy_altivec_constant. 5979 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE. 5980 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests. 5981 (easy_vector_constant_add_self): Rewritten. 5982 * config/rs6000/rs6000-protos.h (easy_vector_splat_const, 5983 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype. 5984 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype. 5985 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters): 5986 Macroize and adjust for the other changes. 5987 59882005-11-07 Paolo Bonzini <bonzini@gnu.org> 5989 5990 PR c/24599 5991 5992 * c-typeck.c (build_c_cast): Try using a shared constant, and see 5993 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed. 5994 59952005-11-07 Jakub Jelinek <jakub@redhat.com> 5996 5997 PR rtl-optimization/23567 5998 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function. 5999 (noce_process_if_block): Don't do any optimizations except 6000 if (cond) x = x; if !set_b and write into orig_x may trap 6001 or fault. Remove the MEM_READONLY_P check. 6002 60032005-11-06 Diego Novillo <dnovillo@redhat.com> 6004 6005 PR 24670 6006 * tree-vrp.c (fix_equivalence_set): New. 6007 (extract_range_from_assert): Call it. 6008 60092005-11-05 Ian Lance Taylor <ian@airs.com> 6010 6011 PR target/22432 6012 * combine.c (apply_distributive_law): Don't distribute across a 6013 vector mode subreg. 6014 60152005-11-05 Kazu Hirata <kazu@codesourcery.com> 6016 6017 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md, 6018 config/ms1/ms1.h, config/rs6000/predicates.md, 6019 config/s390/s390.c, params.def, postreload-gcse.c, 6020 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c, 6021 tree-vrp.c, tree.c: Fix comment typos. 6022 * doc/invoke.texi: Fix typos. 6023 60242005-11-05 Sebastian Pop <pop@cri.ensmp.fr> 6025 6026 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS 6027 for testing whether the data_dependence_relation contains distance 6028 vectors. Iterate over all distance vectors of the ddr. 6029 * lambda.h: Define a vec of lambda_vector pointers. 6030 * tree-data-ref.c (dump_data_dependence_relation, 6031 dump_data_dependence_direction): Iterate over all distance and 6032 direction vectors of the ddr. 6033 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and 6034 DDR_DIST_VECTS. 6035 (build_classic_dist_vector, build_classic_dir_vector): Push a set 6036 of distance/direction vectors instead of a single one. 6037 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist 6038 lambda_vectors with a vec of lambda_vectors. 6039 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec. 6040 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS, 6041 DDR_NUM_DIST_VECTS): New. 6042 * tree-loop-linear.c (gather_interchange_stats): Test for the 6043 existence of distance vectors only after having checked that there 6044 is a dependence. Iterate over all distance vectors of the ddr. 6045 (linear_transform_loops): Use dump_data_dependence_relation. 6046 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for 6047 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the 6048 distance vectors of the ddr. 6049 60502005-11-05 Bernd Schmidt <bernd.schmidt@analog.com> 6051 6052 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save, 6053 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument 6054 IS_INTHANDLER; all callers changed. 6055 (n_regs_saved_by_prologue): Take interrupt handler attributes into 6056 account. 6057 (do_link, do_unlink): New argument ALL; all callers changed. 6058 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue): 6059 If function isn't leaf, save and restore all registers. 6060 (bfin_function_ok_for_sibcall): Only true if not an interrupt or 6061 exception handler. 6062 60632005-11-05 Jan Hubicka <jh@suse.cz> 6064 6065 PR rtl-optimization/23490 6066 * doc/invoke.texi (max-predicted-iterations, max-cse-insns, 6067 max-flow-memory-location): Document. 6068 * flow.c: Include params.h 6069 (MAX_MEM_SET_LIST_LEN): Kill. 6070 (add_to_mem_set_list): Use new param. 6071 * cse.c (cse_basic_block): Replace 1000 by new param. 6072 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS, 6073 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New. 6074 * predict.c (predict_loops): Use new param. 6075 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove. 6076 6077 * ipa-inline.c (cgraph_decide_inlining_of_small_function, 6078 cgraph_decide_inlining, cgraph_decide_inlining_incrementally): 6079 Do not hold memory returned by cgraph_node_name across other call. 6080 60812005-11-04 Hans-Peter Nilsson <hp@axis.com> 6082 6083 PR target/23424 6084 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"): 6085 Disable. 6086 60872005-11-04 Jeff Law <law@redhat.com> 6088 6089 PR/21883 6090 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM. 6091 * tree-ssa-dom.c: Include params.h. 6092 (thread_across_edge): If there are too many statements in the 6093 target block, then do not thread through it. 6094 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H). 6095 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM. 6096 60972005-11-03 Diego Novillo <dnovillo@redhat.com> 6098 6099 PR 24627 6100 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use 6101 TODO_update_ssa instead of TODO_update_ssa_no_phi. 6102 61032005-11-04 Sebastian Pop <pop@cri.ensmp.fr> 6104 6105 PR/18595 6106 * tree-scalar-evolution.c (instantiate_parameters_1, 6107 instantiate_parameters, resolve_mixers): Compute the size of an 6108 expression to be instantiated and give up the instantiation if the 6109 size exceeds PARAM_SCEV_MAX_EXPR_SIZE. 6110 61112005-11-04 Richard Guenther <rguenther@suse.de> 6112 6113 * tree-flow.h (ref_contains_indirect_ref): Rename to 6114 array_ref_contains_indirect_ref. 6115 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise. 6116 (array_ref_contains_indirect_ref): Make comment match the code 6117 and vice-versa. 6118 (ref_contains_array_ref): Likewise. 6119 * tree-ssa-structalias.c (find_func_aliases): Remove call to 6120 ref_contains_indirect_ref. 6121 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): 6122 Rename calls to ref_contains_indirect_ref. 6123 61242005-11-04 Paul Brook <paul@codesourcery.com> 6125 6126 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to 6127 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight. 6128 (arm_call_tls_get_addr, legitimize_tls_address): Likewise. 6129 * config/arm/arm.md: Use match_operand in peephole input templates 6130 and match_dup in peephole output templates. 6131 61322005-11-04 Daniel Jacobowitz <dan@codesourcery.com> 6133 6134 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and 6135 __aeabi_uidiv. 6136 61372005-11-04 Mark Mitchell <mark@codesourcery.com> 6138 Daniel Jacobowitz <dan@codesourcery.com> 6139 6140 * longlong.h (add_ssaaaa): Clobber condition code register 6141 in ARM version. 6142 (sub_ddmmss): Likewise. 6143 (umul_ppmm): Likewise. 6144 61452005-11-04 Daniel Jacobowitz <dan@codesourcery.com> 6146 Paul Brook <paul@codesourcery.com> 6147 Phil Blundell <pb@reciva.com> 6148 6149 * configure.ac: Add test for ARM TLS support. 6150 * configure: Regenerated. 6151 * config/arm/arm-protos.h (legitimize_tls_address) 6152 (arm_tls_referenced_p, tls_mentioned_p) 6153 (arm_output_addr_const_extra): New prototypes. 6154 (thumb_legitimize_pic_address): Delete. 6155 * config/arm/arm.c: Include "gt-arm.h". 6156 (enum tls_reloc): New. 6157 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand) 6158 (pcrel_constant_p, get_tls_get_addr, arm_load_tp) 6159 (arm_call_tls_get_addr, legitimize_tls_address) 6160 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p) 6161 (arm_init_tls_builtins, arm_emit_tls_decoration) 6162 (arm_output_addr_const_extra): New functions. 6163 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM) 6164 (TARGET_HAVE_TLS): Define. 6165 (target_thread_pointer): New. 6166 (arm_override_options): Handle -mtp=. 6167 (legitimize_pic_address): Ignore UNSPECs. 6168 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC 6169 relative symbols. 6170 (arm_legitimize_address, thumb_legitimize_address): Handle TLS. 6171 (tls_get_addr_libfunc): New variable. 6172 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS. 6173 (arm_init_builtins): Call arm_init_tls_builtins. 6174 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER. 6175 (arm_encode_section_info): Call default_encode_section_info. 6176 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define. 6177 (enum arm_tp_type): New. 6178 (target_thread_pointer): Add declaration. 6179 (LEGITIMATE_CONSTANT_P): Handle TLS. 6180 (LEGITIMATE_PIC_OPERAND_P): Handle TLS. 6181 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra. 6182 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER. 6183 * config/arm/arm.md: Add UNSPEC_TLS. 6184 (movsi): Handle TLS. 6185 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for 6186 non-PIC. 6187 (tls_load_dot_plus_eight): New insn and a peephole to create it. 6188 (load_tp_hard, load_tp_soft): New insns. 6189 * arm.opt: Add -mtp=. 6190 * doc/invoke.texi (ARM Options): Document -mtp. 6191 61922005-11-04 Daniel Jacobowitz <dan@codesourcery.com> 6193 6194 * config/arm/lib1funcs.asm: Don't include "libunwind.S". 6195 * config/arm/libunwind.S: Include "lib1funcs.asm". 6196 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind. 6197 (LIB2ADDEH): Add libunwind.S. 6198 (LIB2ADDEHDEP): Add lib1funcs.asm. 6199 * mklibgcc.in: Handle asm files in libgcc_eh.a. 6200 62012005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr> 6202 6203 PR fortran/18452 6204 * c.opt: Add a -lang-fortran option. 6205 * c-opts.c: Add a lang_fortran flag. 6206 (c_common_init_options): Handling the -lang-fortran option. 6207 (c_common_handle_option): Add a case for Fortran options in 6208 preprocessing. Remove cases for -ffixed-form and 6209 -ffixed-line-length. Add a case for -lang-fortran. 6210 62112005-11-03 David Edelsohn <edelsohn@gnu.org> 6212 6213 * config/rs6000/rs6000.c: Include params.h 6214 (optimization_options): Set max-grow-copy-bb-insns default to 16. 6215 (bdesc_2arg): Delete vpkuhss and vpkuwss. 6216 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete. 6217 (UNSPEC_VPKUWSS): Delete. 6218 (altivec_vpkuhss): Delete. 6219 (altivec_vpkuwss): Delete. 6220 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from 6221 final condition. 6222 (neg_eq0<mode>): Remove final condition. 6223 (neg_eq<mode>): Remove condition and split-condition. 6224 62252005-11-04 Alan Modra <amodra@bigpond.net.au> 6226 6227 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT. 6228 Use associated print macros. 6229 62302005-11-03 Joseph S. Myers <joseph@codesourcery.com> 6231 6232 PR c++/17964 6233 * diagnostic.c (diagnostic_set_info_translated): New function. 6234 (diagnostic_set_info): Use it. Add comment. 6235 * diagnostic.h (diagnostic_set_info_translated): Declare. 6236 62372005-11-03 Eric Botcazou <ebotcazou@adacore.com> 6238 6239 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'. 6240 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect 6241 reference only if 'public' is true. 6242 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms, 6243 emit the .hidden directive only if the indirect reference is public. 6244 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'. 6245 Pass it to dw2_force_const_mem. 6246 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'. 6247 * dwarf2out.c (output_cfi): Adjust calls to above function. 6248 (output_call_frame_info): Likewise. 6249 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object 6250 as 'public' argument to dw2_asm_output_encoded_addr_rtx. 6251 62522005-11-03 Zdenek Dvorak <dvorakz@suse.cz> 6253 6254 PR tree-optimization/24483 6255 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest 6256 field to elts if possible. 6257 62582005-11-03 Andrew Pinski <pinskia@physics.uc.edu> 6259 6260 PR middle-end/23155 6261 * gimplifier.c (gimplify_expr): Create a temporary for lvalue 6262 CONSTRUCTOR. 6263 62642005-11-03 Daniel Berlin <dberlin@dberlin.org> 6265 6266 Fix PR tree-optimization/24351 6267 6268 * tree-ssa-structalias.c (struct variable_info): Add 6269 collapsed_into. 6270 (get_varinfo_fc): New function to follow collapsing. 6271 (new_var_info): Set collapsed_to to NULL. 6272 (dump_constraint): Follow collapsing. 6273 (build_constraint_graph): Handle collapsing. 6274 (do_simple_structure_copy): Return false if something bad 6275 happened. 6276 (collapse_rest_of_var): New function. 6277 (do_structure_copy): Collapse if do_simple_structure_copy returns 6278 false. 6279 62802005-11-03 Andrew Pinski <pinskia@physics.uc.edu> 6281 6282 PR middle-end/24589 6283 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the 6284 expressions to a statement list instead of gimplifying them. 6285 62862005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr> 6287 6288 PR rtl-optimization/23585 6289 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address 6290 that can't trap plus a constant integer, if the mode has zero size. 6291 62922005-11-03 Ulrich Weigand <uweigand@de.ibm.com> 6293 6294 PR target/24620 6295 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT 6296 as operand 2. 6297 ("*insv<mode>_reg_extimm"): Likewise. 6298 62992005-11-03 Joseph S. Myers <joseph@codesourcery.com> 6300 6301 PR c/24329 6302 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if 6303 c_common_type_for_mode returns an unnamed type. 6304 63052005-11-02 Richard Henderson <rth@redhat.com> 6306 6307 PR target/9350 6308 PR target/24374 6309 * dwarf2out.c (dwarf2out_reg_save_reg): New. 6310 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec. 6311 * function.c (assign_parms): Use calls.internal_arg_pointer. 6312 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN 6313 code. 6314 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New. 6315 (TARGET_CALLS): Add it. 6316 * target.h (struct gcc_target): Add calls.internal_arg_pointer. 6317 * targhooks.c (default_internal_arg_pointer): New. 6318 * targhooks.h (default_internal_arg_pointer): Declare. 6319 * tree.h (dwarf2out_reg_save_reg): Declare. 6320 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove. 6321 * config/i386/i386.c (dbx_register_map): Add return column. 6322 (dbx64_register_map, svr4_dbx_register_map): Likewise. 6323 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New. 6324 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New. 6325 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer. 6326 (ix86_save_reg): Save force_align_arg_pointer. 6327 (ix86_emit_save_regs): Make regno unsigned. 6328 (ix86_emit_save_regs_using_mov): Likewise. 6329 (ix86_expand_prologue): Handle force_align_arg_pointer. 6330 (ix86_expand_epilogue): Likewise. 6331 * config/i386/i386.h: (dbx_register_map): Update. 6332 (dbx64_register_map, svr4_dbx_register_map): Update. 6333 (struct machine_function): Add force_align_arg_pointer. 6334 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New. 6335 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber. 6336 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P. 6337 63382005-11-02 Jan Hubicka <jh@suse.cz> 6339 6340 PR target/23303 6341 * i386.md: Add peep2 for simplyfing array accesses. 6342 63432005-11-02 Ulrich Weigand <uweigand@de.ibm.com> 6344 6345 PR target/24615 6346 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare. 6347 * config/s390/s390.c (s390_decompose_shift_count): New function. 6348 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count. 6349 (print_shift_count_operand): Use s390_decompose_shift_count. 6350 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"): 6351 Use s390_decompose_shift_count. Do not accept any non-base hard regs. 6352 63532005-11-02 Ulrich Weigand <uweigand@de.ibm.com> 6354 6355 PR target/24600 6356 * loop.c (loop_givs_rescan): Use force_operand to expand 6357 complex GIVs. 6358 63592005-11-02 Andrew Pinski <pinskia@physics.uc.edu> 6360 6361 PR 22429 6362 * fold-const.c (build_range_check): Use unsigned when signed 6363 overflow is undefined also. If etype is subtype, make sure that 6364 the subtraction is in the supertype. 6365 63662005-11-02 Richard Henderson <rth@redhat.com> 6367 6368 PR target/24178 6369 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given 6370 by MEM_ALIGN. 6371 63722005-11-01 Richard Henderson <rth@redhat.com> 6373 6374 PR 21518 6375 * loop.c (scan_loop): Do not propagate computations to a hard 6376 register destination with SMALL_REGISTER_CLASSES. 6377 63782005-11-01 Joseph S. Myers <joseph@codesourcery.com> 6379 6380 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra 6381 costs for MULT inside PLUS or MINUS. 6382 63832005-11-01 Bob Wilson <bob.wilson@acm.org> 6384 6385 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding. 6386 (TRAMPOLINE_SIZE): Round up to 60. 6387 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise. 6388 63892005-10-31 James E. Wilson <wilson@specifix.com> 6390 6391 PR debug/24444 6392 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO 6393 ifdef. Put ifdefs around call in gen_subprogram_die. 6394 (compute_frame_pointer_to_cfa_displacement): Likewise. 6395 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is 6396 not defined. 6397 6398 PR rtl-optimization/17356 6399 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code, 6400 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true. 6401 64022005-10-31 Jan Hubicka <jh@suse.cz> 6403 6404 PR middle-end/24093 6405 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative 6406 6407 PR target/20928 6408 * i386.c (legitimize_pic_address): Deal with large immediates. 6409 6410 PR profile/20815 6411 * coverage.c (coverage_checksum_string): Fix code to stip random seeds 6412 from symbol names while computing checkup. 6413 6414 PR profile/24487 6415 * predict.c (predict_loops): Do not estimate more than 6416 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic. 6417 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define. 6418 64192005-10-31 Andrew MacLeod <amacleod@redhat.com> 6420 6421 PR tree-optimization/19097 6422 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts. 6423 64242005-10-31 J"orn Rennecke <joern.rennecke@st.com> 6425 6426 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account. 6427 64282005-10-31 Andrew Pinski <pinskia@physics.uc.edu> 6429 6430 PR middle-end/23492 6431 * tree-inline.c (setup_one_parameter): If the init_stmt 6432 is NULL, don't insert the statement. 6433 64342005-10-30 Jan Hubicka <jh@suse.cz> 6435 6436 PR tree-optimization/24172 6437 * tree-inline.c (copy_body_r): Unshare the substituted value first. 6438 64392005-10-30 Hans-Peter Nilsson <hp@bitrange.com> 6440 6441 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode 6442 constants for hosts with long != 32 bits. 6443 64442005-10-28 Andreas Krebbel <krebbel1@de.ibm.com> 6445 6446 PR middle-end/24093 6447 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value. 6448 64492005-10-28 Aldy Hernandez <aldyh@redhat.com> 6450 6451 * config/ms1/ms1.h (TARGET_MS1_64_001): New. 6452 (TARGET_MS1_16_002): New. 6453 (TARGET_MS1_16_003): New. 6454 6455 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite. 6456 ("*decrement_and_branch_until_zero_no_clobber"): New. 6457 Add corresponding splitter for decrement_and_branch_until_zero 6458 instruction. 6459 Key all decrement_and_branch_until_zero patterns off of 6460 TARGET_MS1_16_003. 6461 64622005-10-28 Andrew Pinski <pinskia@physics.uc.edu> 6463 6464 PR middle-end/24362 6465 * tree-complex.c (extract_component): Treat RESULT_DECL 6466 like the rest of the decls. 6467 64682005-10-25 Eric Botcazou <ebotcazou@adacore.com> 6469 6470 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an 6471 indirect call to _mcount if the function needs a static chain. 6472 64732005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr> 6474 Caroline Tice <ctice@apple.com> 6475 6476 PR rtl-optimization/24460 6477 * dwarf2out.c (have_switched_text_sections): New boolean variable. 6478 (dwarf2out_switch_text_section): Set it to true instead of 6479 incrementing separate_line_info_table_in_use. 6480 (output_loc_list): Additionally test have_switched_text_sections. 6481 (output_ranges): Likewise. 6482 (dwarf2out_finish): Likewise. 6483 * varasm.c (assemble_start_function): Do not call 6484 insert_section_boundary_note. 6485 (assemble_end_function): If flag_reorder_blocks_and_partition, 6486 switch to the function's section before emitting the .size directive. 6487 * bb-reorder.c (insert_section_boundary_note): Staticify. 6488 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note. 6489 * output.h (insert_section_boundary_note): Delete. 6490 64912005-10-24 Andrew Pinski <pinskia@physics.uc.edu> 6492 6493 PR c/23103 6494 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p 6495 instead of pointer equality when comparing types. 6496 64972005-10-24 James E. Wilson <wilson@specifix.com> 6498 6499 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two 6500 add_dependence_list_and_free calls. 6501 65022005-10-24 Steven Bosscher <stevenb@suse.de> 6503 6504 * contrib.texi: Add the names of the LLNL folks who donated 6505 Cray pointer support for gfortran. 6506 65072005-10-24 Steven Bosscher <stevenb@suse.de> 6508 6509 PR tree-optimization/24225 6510 * profile.c (branch_prob): Look from end to start through a 6511 basic block when looking for a locus. 6512 65132005-10-24 Richard Henderson <rth@redhat.com> 6514 6515 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in 6516 parallel. 6517 (hppa_expand_prologue): Likewise. 6518 65192005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 6520 6521 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define. 6522 (NO_DEFERRED_PROFILE_COUNTERS): Define. 6523 * pa.h (NO_PROFILE_COUNTERS): Define. 6524 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined. 6525 (funcdef_nos): New vector to hold label numbers of deferred profile 6526 counters. 6527 (output_deferred_profile_counters): New function. 6528 (hppa_profile_hook): Push label number onto funcdef_nos. 6529 (pa_hpux_file_end): Call output_deferred_profile_counters if 6530 NO_DEFERRED_PROFILE_COUNTERS is false. 6531 6532 * pa-protos.h (get_deferred_plabel): New prototype. 6533 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel. 6534 Make global. 6535 (output_call): Adjust calls. 6536 65372005-10-24 Alan Modra <amodra@bigpond.net.au> 6538 6539 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain 6540 peculiarity of GOT/TOC section usage. 6541 65422005-10-23 Andrew Pinski <pinskia@physics.uc.edu> 6543 6544 PR objc/24435 6545 * c-common.c (constant_string_class_name): Add documentation. 6546 65472005-10-23 Kaz Kojima <kkojima@gcc.gnu.org> 6548 6549 PR target/23832 6550 * recog.c (peephole2_optimize): Increment peep2_current_count 6551 only when the slot is empty. 6552 65532005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 6554 6555 PR ada/23957 6556 * except.c (output_function_exception_table): Call 6557 assemble_external_libcall if we need a personality function. 6558 65592005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr> 6560 6561 PR rtl-optimization/24460 6562 * bb-reorder.c (fix_crossing_unconditional_branches): Do not 6563 set the basic block for barriers. 6564 65652005-10-21 Janis Johnson <janis187@us.ibm.com> 6566 6567 * var-tracking.c (vt_initialize): Initialize post. 6568 65692005-10-21 Devang Patel <dpatel@apple.com> 6570 6571 PR/24220 6572 * c-common.c (vector_types_convertible_p): Check vector element type. 6573 65742005-10-21 Kaz Kojima <kkojima@gcc.gnu.org> 6575 6576 * config/sh/sh.c (prepare_move_operands): Handle the address 6577 constant which is a tls symbolic address plus a constant. 6578 65792005-10-21 Andrew Pinski <pinskia@physics.uc.edu> 6580 6581 PR driver/24473 6582 * gcc.c (main): Use the correct counter for erroring out 6583 about mulitple files. 6584 65852005-10-21 Alan Modra <amodra@bigpond.net.au> 6586 6587 PR target/24465 6588 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always 6589 use r2 for 64-bit tls .got access. 6590 65912005-10-21 Paolo Bonzini <bonzini@gnu.org> 6592 6593 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and 6594 TRUTH_OR_EXPR. 6595 65962005-10-20 Steven Bosscher <stevenb@suse.de> 6597 6598 PR tree-optimization/24307 6599 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR. 6600 66012005-10-20 Alexandre Oliva <aoliva@redhat.com> 6602 6603 PR middle-end/24295 6604 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark 6605 alias targets. 6606 * varasm.c (find_decl_and_mark_needed): After cgraph global info 6607 is ready, stop marking functions, but still mark variables. 6608 66092005-10-20 Richard Guenther <rguenther@suse.de> 6610 6611 PR c++/24439 6612 * fold-const.c (invert_truthvalue): Handle COND_EXPR with 6613 void type operands. 6614 66152005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr> 6616 6617 PR rtl-optimization/23585 6618 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from... 6619 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1. 6620 (may_trap_p_1): New predicate extracted from... 6621 (may_trap_p): ... here. Invoke may_trap_p_1. 6622 (may_trap_or_fault_p): New predicate. 6623 * rtl.h (may_trap_or_fault_p): Declare it. 6624 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p 6625 instead of may_trap_p. 6626 (steal_delay_list_from_fallthrough): Likewise. 6627 (fill_simple_delay_slots): Likewise. 6628 (fill_slots_from_thread): Likewise. 6629 * function.c (pad_to_arg_alignment): Rework comment about 6630 SPARC_STACK_BOUNDARY_HACK. 6631 * config/sparc/sparc.h: Likewise. 6632 66332005-10-19 Adrian Straetling <straetling@de.ibm.com> 6634 6635 * config/s390/s390.c (s390_expand_insv): New. 6636 * config/s390/s390-protos.h (s390_expand_insv): Declare. 6637 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM". 6638 ("icm_hi"): Remove mode attribute. 6639 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>". 6640 Adjust all uses. 6641 ("*extracthi", "*extractqi"): Remove. 6642 (extv<mode>", "*extzv<mode>"): New. 6643 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh", 6644 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New. 6645 66462005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 6647 6648 * cfgexpand.c (discover_nonconstant_array_refs_r, 6649 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c 6650 (tree_expand_cfg): Call discover_nonconstant_array_refs. 6651 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to 6652 discover_nonconstant_array_refs. 6653 66542005-10-19 Steven Bosscher <stevenb@suse.de> 6655 6656 PR c/23228 6657 * c-decl.c (pop_scope): Don't warn about an unused variable 6658 if it is marked with TREE_NO_WARNING. 6659 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl 6660 somenow mismatch and olddecl is to be replaced. 6661 66622005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr> 6663 6664 PR middle-end/23199 6665 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect 6666 whether registers live on the edge can be saved/restored. 6667 66682005-10-19 Kaz Kojima <kkojima@gcc.gnu.org> 6669 6670 * config/sh/sh.c (fixup_mova): Skip notes. 6671 66722005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 6673 6674 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype. 6675 * config/s390/s390.c (s390_hard_regno_rename_ok): New function. 6676 (s390_can_eliminate): Handle BASE_REGNUM elimination. 6677 (s390_initial_elimination_offset): Likewise. 6678 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed 6679 register on TARGET_ZARCH targets. 6680 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define 6681 (INITIAL_FRAME_POINTER_OFFSET): Remove. 6682 (REG_ALLOC_ORDER): Move BASE_REGNUM lower. 6683 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule. 6684 66852005-10-19 Andreas Krebbel <krebbel1@de.ibm.com> 6686 6687 * config/s390/s390.md: Comment describing output modifiers updated. 6688 * config/s390/s390.c (print_operand): Likewise. 6689 66902005-10-19 Andreas Krebbel <krebbel1@de.ibm.com> 6691 6692 * config/s390/s390.c (override_options): Added check for -mstack-size 6693 64k limitation. 6694 * doc/invoke.texi: Mention that limit in the documenation. 6695 66962005-10-18 Paolo Bonzini <bonzini@gnu.org> 6697 6698 PR #19672 6699 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here. 6700 67012005-10-18 Daniel Berlin <dberlin@dberlin.org> 6702 6703 Fix PR tree-optimization/24231 6704 6705 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names 6706 (compute_avail): Ditto. 6707 67082005-10-18 Richard Henderson <rth@redhat.com> 6709 6710 PR target/24428 6711 * config/i386/i386.c (legitimate_constant_p): Check 6712 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF 6713 if LABEL_REF. 6714 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly. 6715 (legitimate_pic_address_disp_p): Reorg CONST checking to make 6716 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL 6717 directly. 6718 (print_operand_address): Likewise. 6719 * config/i386/predicates.md (x86_64_immediate_operand): Test 6720 SYMBOL_REF_TLS_MODEL properly inside CONST. 6721 (x86_64_zext_immediate_operand): Likewise. 6722 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand, 6723 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove. 6724 * config/i386/i386-protos.h: Remove predicates.md entries. 6725 67262005-10-18 Danny Smith <dannysmith@users.sourceforge.net> 6727 6728 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): 6729 Check that elements of TYPE_METHODS are FUNCTION_DECLs. 6730 67312005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com> 6732 Ian Lance Taylor <ian@airs.com> 6733 6734 PR middle-end/23522 6735 * fold-const.c (fold_widened_comparison): Do not allow range based 6736 constant folding when right operand cannot be unwidened. 6737 67382005-10-17 Richard Henderson <rth@redhat.com> 6739 6740 * builtins.c (expand_builtin_synchronize): Build a new-style asm 6741 with a memory clobber. 6742 67432005-10-17 James E Wilson <wilson@specifix.com> 6744 6745 PR rtl-optimization/17356 6746 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before 6747 checking for EDGE_EH. 6748 67492005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr> 6750 6751 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align 6752 the slot on an even boundary for any type with 16-byte alignment. 6753 67542005-10-17 Hans-Peter Nilsson <hp@axis.com> 6755 6756 PR target/23424 6757 * md.texi (Modifiers) <%>: Clarify that % doesn't work 6758 after register allocation. 6759 67602005-10-17 DJ Delorie <dj@redhat.com> 6761 6762 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns 6763 as frame related. 6764 67652005-10-17 Nathan Sidwell <nathan@codesourcery.com> 6766 6767 PR c++/22551 6768 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of 6769 overflow flags. 6770 67712005-10-17 Kaz Kojima <kkojima@gcc.gnu.org> 6772 6773 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns 6774 to 2 if it's already non-zero. 6775 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions 6776 is set and warn about it if flag_schedule_insns is 1. 6777 67782005-10-17 Paul Woegerer <paul.woegerer@nsc.com> 6779 6780 * config/crx/crx.md: Compare-and-branch instructions need to 6781 invalidate CC. 6782 67832005-10-17 Uros Bizjak <uros@kss-loka.si> 6784 6785 PR target/24315 6786 * config/i386/i386.md (*pushdi2_rex64 splitter) 6787 (*movdi_1_rex64 splitter, *ashldi3_1 splitter) 6788 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after 6789 flow2 pass only when (optimize > 0 && flag_peephole2). 6790 67912005-10-16 Andrew Pinski <pinskia@physics.uc.edu> 6792 6793 PR driver/22544 6794 * gcc.c (have_c): New static variable. 6795 (have_o): Likewise. 6796 (process_command): Remove declation of have_c. 6797 Set have_o to 1 when handling -o. 6798 (main): Add a fatel error if there are multiple 6799 files specified and -o and -c/-S is passed witout 6800 -combine or multiple languages. 6801 68022005-10-16 Daniel Berlin <dberlin@dberlin.org> 6803 6804 Fix PR tree-optimization/22444 6805 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): 6806 Assert that we don't hit something with subvars. 6807 (setup_pointers_and_addressables): Don't add things with subvars, 6808 because we'll already process the subvars for aliasing purposes. 6809 68102005-10-16 Hans-Peter Nilsson <hp@axis.com> 6811 6812 PR target/23424 6813 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf") 6814 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>") 6815 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>") 6816 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side") 6817 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate, 6818 swapped, alternatives for the R constraint. 6819 6820 PR middle-end/24341 6821 * builtins.c (get_builtin_sync_mode): Make unlimited 6822 mode_for_size request. 6823 68242005-10-15 Richard Henderson <rth@redhat.com> 6825 6826 * gimplify.c (gimplify_var_or_parm_decl): Split out from ... 6827 (gimplify_expr): ... here. 6828 (gimplify_compound_lval): Use it in initial scan loop. Allow 6829 fb_lvalue in base expression. 6830 68312005-10-15 Richard Henderson <rth@redhat.com> 6832 6833 PR 23714 6834 * builtins.c (expand_builtin_trap): Export. 6835 * expr.h (expand_builtin_trap): Declare. 6836 * expr.c (expand_assignment): Emit a trap for integral offsets 6837 from registers that weren't reduced to bitpos. 6838 6839 * tree-cfg.c (mark_array_ref_addressable_1): Remove. 6840 (mark_array_ref_addressable): Remove. 6841 * tree-flow.h (mark_array_ref_addressable): Remove. 6842 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it. 6843 68442005-10-15 James E Wilson <wilson@specifix.com> 6845 6846 PR target/24232 6847 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers. 6848 (add_dependence_list_and_free): Likewise. 6849 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p 6850 call. 6851 68522005-10-15 Diego Novillo <dnovillo@redhat.com> 6853 6854 PR 23141 6855 PR 23142 6856 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence 6857 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an 6858 anti-range. 6859 (vrp_visit_phi_node): Only prevent infinite iterations when 6860 the previous result and the new result are both VR_RANGEs. 6861 68622005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org> 6863 6864 * tree-into-ssa.c (mark_def_sites): Correct minor typo in 6865 function comment. 6866 68672005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 6868 6869 PR c/23439 6870 * c-parser.c (c_parser_for_statement): Use location of RID_FOR 6871 to initialize loc. 6872 68732005-10-14 Per Bothner <per@bothner.com> 6874 6875 PR preprocessor/21250 6876 * c-ppoutput.c (print_line): Print internal line 0 as 1. 6877 68782005-10-14 Nathan Sidwell <nathan@codesourcery.com> 6879 6880 PR c++/22551 6881 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's 6882 overflow flags. Refactor some conditionals. 6883 68842005-10-13 Andrew Pinski <pinskia@physics.uc.edu> 6885 6886 PR tree-opt/21304 6887 * tree-dfa.c (add_referenced_var): Only look at decls which 6888 have TREE_CONSTANT or TREE_READONLY set instead of if 6889 !TREE_PUBLIC or !TREE_CONSTANT. 6890 68912005-10-13 James E Wilson <wilson@specifix.com> 6892 6893 * doc/invoke.texi: For -x, add f95-cpp-input. 6894 * doc/install.texi: For --enable-languages doc, change f95 to fortran. 6895 68962005-10-12 Sebastian Pop <pop@cri.ensmp.fr> 6897 6898 PR tree-optimization/24262 6899 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant 6900 in loop all the time. 6901 69022005-10-12 Richard Henderson <rth@redhat.com> 6903 6904 PR c/24255 6905 * tree.h (DECL_TRANSPARENT_UNION): Remove. 6906 * function.c (assign_parm_find_data_types): Don't support it. 6907 * print-tree.c (print_node): Likewise. 6908 * c-common.c (handle_transparent_union_attribute): Likewise. 6909 Use build_duplicate_type. 6910 * tree-inline.c (remap_type_1): Split out of remap_type; 6911 properly remap aggregate fields. 6912 (build_duplicate_type): New. 6913 * doc/extend.texi (Variable Attributes): Remove documentation 6914 for transparent_union. 6915 69162005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr> 6917 6918 PR target/24284 6919 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand. 6920 (gen_stack_pointer_dec): Likewise. 6921 69222005-10-12 Danny Smith <dannysmith@users.sourceforge.net> 6923 6924 PR middle-end/21275 6925 PR middle-end/21766 6926 * target.h (struct gcc_target): Add valid_dllimport_attribute_p 6927 target hook. 6928 (struct cxx): Add adjust_class_at_definition target hook. 6929 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define, 6930 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER 6931 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to 6932 hook_void_tree. Add to TARGET_CXX. 6933 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to 6934 dllimport_flag. 6935 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro. 6936 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P 6937 instead of attribute. Check for dllexport override. Warn if 6938 inconsistent dll linkage. Don't lose old dllimport if decl has 6939 had address referenced. Tweak lookup of dllimport atribute. 6940 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p 6941 for target specific rules. Don't add dllimport attribute if 6942 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding 6943 dllimport attribute. 6944 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P. 6945 * varasm.c (initializer_constant_valid_p): Replace 6946 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P 6947 6948 PR target/21801 6949 PR target/23589 6950 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to 6951 'cxx_target_objs', winnt-stubs,o to 'extra_objs'. 6952 (i[34567]86-*-mingw32*): Likewise. 6953 6954 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document. 6955 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document. 6956 6957 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out 6958 C++-specific code. Change return value to bool. 6959 (i386_pe_dllimport_p): Likewise. 6960 (associated_type): Simplify and make language-independent 6961 (i386_pe_encode_section_info): Replace override of ambiguous 6962 dllimport symbol refs with a gcc_assert. 6963 (i386_pe_valid_dllimport_attribute_p): Define. 6964 * config/i386/winnt-cxx.c: New file. Define C++ versions of 6965 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, 6966 i386_pe_adjust_class_at_definition. 6967 * config/i386/winnt-stubs.c: New file. Define stub versions of 6968 lang-specific functions. 6969 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions 6970 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p, 6971 i386_pe_adjust_class_at_definition. 6972 (i386_pe_valid_dllimport_attribute_p): Declare. 6973 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define. 6974 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define. 6975 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o. 6976 6977 PR target/19704 6978 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for 6979 dllimport attribute with test of DECL_DLLIMPORT_P. 6980 69812005-10-12 Adrian Straetling <straetling@de.ibm.com> 6982 6983 * combine.c (make_extraction): Correct offset computation. 6984 69852005-10-12 Hans-Peter Nilsson <hp@axis.com> 6986 6987 * config/cris/t-linux (LIMITS_H_TEST): Define. 6988 69892005-10-12 Richard Henderson <rth@redhat.com> 6990 6991 PR rtl-opt/23324 6992 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p. 6993 69942005-10-12 Richard Guenther <rguenther@suse.de> 6995 6996 * Makefile.in (CGRAPH_H): Depend on $(TREE_H). 6997 69982005-10-12 Nathan Sidwell <nathan@codesourcery.com> 6999 7000 PR c++/19964 7001 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and 7002 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid 7003 type. 7004 70052005-10-12 Richard Guenther <rguenther@suse.de> 7006 7007 PR c++/23799 7008 * varasm.c (output_constant): Correct typo from previous 7009 patch by DJ. 7010 70112005-10-11 Ian Lance Taylor <ian@airs.com> 7012 7013 PR rtl-optimization/13931 7014 * combine.c: Revert patch of 2003-05-14, and: 7015 (try_combine): Only set elim_i1 and elim_i2 if the destination is 7016 completely killed in the appropriate insn. 7017 (distribute_notes): Don't skip multiple hard register test for 7018 elim_i1 and elim_i2. 7019 70202005-10-11 Richard Henderson <rth@redhat.com> 7021 7022 PR c/24255 7023 * c-typeck.c (convert_for_assignment): Use build_constructor_single 7024 to initialize a transparent union instead of a nop_expr. 7025 70262005-10-11 Richard Henderson <rth@redhat.com> 7027 7028 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H. 7029 * tree-ssa-dce.c: Include tree-scalar-evolution.h. 7030 (tree_ssa_dce_loop): Call scev_reset. 7031 7032 PR tree-opt/24300 7033 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H. 7034 * tree-ssa-dce.c: Include cfgloop.h. 7035 (tree_ssa_dce_loop, pass_dce_loop): New. 7036 * tree-pass.h (pass_dce_loop): Declare it. 7037 * passes.c (init_optimization_passes): Use it. 7038 70392005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr> 7040 7041 PR middle-end/24263 7042 * convert.c (convert_to_real): Revert 2005-10-05 patch. 7043 Only apply the optimization for rounding builtins if the inner 7044 cast is also an extension. 7045 70462005-10-11 Andrew Pinski <pinskia@physics.uc.edu> 7047 7048 PR tree-opt/23946 7049 * tree-ssa-ccp.c (execute_fold_all_builtins): Call 7050 mark_new_vars_to_rename instead of update_stmt. 7051 70522005-10-11 Bernd Schmidt <bernd.schmidt@analog.com> 7053 7054 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini. 7055 70562005-10-11 Jakub Jelinek <jakub@redhat.com> 7057 7058 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type 7059 for setting MMX register to 0 rather than mmx. 7060 70612005-10-10 Steve Ellcey <sje@cup.hp.com> 7062 7063 PR target/12098 7064 * configure.ac: Move gas check from mips specific case to common case. 7065 Do check for GNU as for mips*-*-* and *-*-hpux* targets. 7066 * configure: Regenerate 7067 * doc/install.texi: Update. 7068 70692005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr> 7070 7071 PR target/24284 7072 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN. 7073 70742005-10-10 Maciej W. Rozycki <macro@linux-mips.org> 7075 7076 * gcc.c (do_spec_1): Accept numeric characters in file name 7077 suffixes. 7078 70792005-10-10 Nick Clifton <nickc@redhat.com> 7080 7081 * config/arm/arm.c: Remove extraneous whitespace. Remove comment 7082 describing the deleted arm_gen_rotated_half_load function. 7083 70842005-10-09 Kaz Kojima <kkojima@gcc.gnu.org> 7085 7086 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for 7087 __fpscr_values. 7088 70892005-10-09 Daniel Jacobowitz <dan@codesourcery.com> 7090 7091 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and 7092 gnu_ld assignments. 7093 * config/arm/t-linux-eabi (LIB1ASMFUNCS) 7094 (EXTRA_MULTILIB_PARTS): Define. 7095 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) 7096 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) 7097 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to... 7098 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC) 7099 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC) 7100 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here. 7101 71022005-10-09 Zdenek Dvorak <dvorakz@suse.cz> 7103 7104 PR tree-optimization/24226 7105 * tree-cfg.c (remove_bb): Clean up unreachable loops. 7106 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare. 7107 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop): 7108 Export. 7109 71102005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr> 7111 7112 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used. 7113 71142005-10-08 Andrew Pinski <pinskia@physics.uc.edu> 7115 7116 PR target/24136 7117 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber. 7118 Rewrite for no need for the early clobber. 7119 71202005-10-08 Kazu Hirata <kazu@codesourcery.com> 7121 7122 Merge from csl-arm-branch: 7123 2005-09-07 Paul Brook <paul@codesourcery.com> 7124 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a 7125 space to string. 7126 7127 2005-04-30 Paul Brook <paul@codesourcery.com> 7128 * config/arm/bpabi.h (TARGET_DEFAULT): Define. 7129 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define. 7130 7131 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com> 7132 * config/arm/arm.c (arm_all_abis): Add aapcs-linux. 7133 (arm_override_options): Use TARGET_AAPCS_BASED. 7134 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX. 7135 (PTRDIFF_TYPE): Use int for AAPCS. 7136 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux. 7137 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define. 7138 (DEFAULT_SHORT_ENUMS): Delete. 7139 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux. 7140 7141 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com> 7142 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef. 7143 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0. 7144 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC. 7145 7146 2004-12-03 Mark Mitchell <mark@codesourcery.com> 7147 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define. 7148 7149 2004-11-22 Mark Mitchell <mark@codesourcery.com> 7150 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit. 7151 7152 2004-11-19 Mark Mitchell <mark@codesourcery.com> 7153 * config.gcc (arm*-*-linux-gnueabi): Add it. 7154 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before 7155 redefining it. 7156 (TARGET_OS_CPP_BUILTINS): Likeiwse. 7157 * config/arm/linux-eabi.h: New file. 7158 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro. 7159 (LINUX_TARET_LINK_SPEC): Likewise. 7160 (LINK_SPEC): Use it. 7161 * config/arm/t-linux-eabi: New file. 7162 71632005-10-08 Steven Bosscher <stevenb@suse.de> 7164 7165 PR other/22202 7166 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous 7167 spaces. 7168 (PARAM_SMS_DFA_HISTORY): Likewise. 7169 71702005-10-08 Kazu Hirata <kazu@codesourcery.com> 7171 7172 PR middle-end/23150 7173 * calls.c (mem_overlaps_already_clobbered_arg_p): New. 7174 (load_register_parameters): Call it. 7175 (check_sibcall_argument_overlap_1): Likewise. 7176 (store_one_arg): Likewise. 7177 71782005-10-07 James E. Wilson <wilson@specifix.com> 7179 7180 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use 7181 DImode not VECINT24 for operand 2. 7182 7183 PR target/23644 7184 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from 7185 -mtune-arch. 7186 7187 PR target/24193 7188 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal, 7189 fr_spill): Use destination_operand for operand 0. 7190 71912005-10-07 DJ Delorie <dj@redhat.com> 7192 7193 * varasm.c (output_constant): Limit error to expanding 7194 conversions. 7195 71962005-10-07 Richard Guenther <rguenther@suse.de> 7197 7198 PR middle-end/24227 7199 * fold-const.c (fold_binary): Fix operand types during folding 7200 of X op (A, Y). Evaluation order of the side-effects of 7201 X and A are frontend-defined, so ensure we honour that even for 7202 tcc_comparison class operands; eased by removing duplicate code. 7203 72042005-10-07 Steve Ellcey <sje@cup.hp.com> 7205 7206 * stor-layout.c (layout_type): Do not allow alignment of array 7207 elements to be greater than their size. 7208 72092005-10-07 Steve Ellcey <sje@cup.hp.com> 7210 7211 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and 7212 host_xmake_file. 7213 (hppa*-*-linux*): Ditto. 7214 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file. 7215 * config/host-hpux.c: New. 7216 * config/x-hpux: New. 7217 * config/pa/x-hpux: Remove. 7218 * config/pa/x-linux: Remove. 7219 * config/pa/pa-host.c: Remove. 7220 72212005-10-07 Jeff Law <law@redhat.com> 7222 7223 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to 7224 determine whether or not to try and thread outgoing edges. 7225 72262005-10-07 David Edelsohn <edelsohn@gnu.org> 7227 7228 * config/rs6000/rs6000.md (eqsi_power): New. 7229 (neg_eq0si): Add TARGET_POWER to final condition. 7230 (neg_eqsi): Same. 7231 72322005-10-06 Richard Henderson <rth@redhat.com> 7233 7234 * config/rs6000/rs6000.c: Revert last change. 7235 72362005-10-06 Richard Henderson <rth@redhat.com> 7237 7238 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New. 7239 (TARGET_CANNOT_FORCE_CONST_MEM): Use it. 7240 72412005-10-06 Andrew Pinski <pinskia@physics.uc.edu> 7242 7243 PR middle-end/22216 7244 PR middle-end/23651 7245 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear 7246 out return_label and naked_return_label. 7247 72482005-10-06 Daniel Berlin <dberlin@dberlin.org> 7249 7250 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last 7251 change. 7252 72532005-10-06 Richard Henderson <rth@redhat.com> 7254 7255 PR tree-opt/22237 7256 * tree-inline.c (declare_return_variable): Handle modify_dest not 7257 being a DECL. 7258 72592005-10-06 Daniel Berlin <dberlin@dberlin.org> 7260 7261 Fix PR tree-optimization/22488 7262 * tree-ssa-structalias.c (check_for_overlaps): New function. 7263 (create_variable_info_for): Use it. 7264 72652005-10-06 Richard Henderson <rth@redhat.com> 7266 7267 PR debug/24070 7268 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file. 7269 (dwarf2out_start_source_file): Print it. 7270 72712005-10-06 Geoffrey Keating <geoffk@apple.com> 7272 7273 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='. 7274 72752005-10-06 Richard Henderson <rth@redhat.com> 7276 7277 PR 23706 7278 * mode-switching.c (optimize_mode_switching): Clear transp bit 7279 for block with incomming abnormal edges. 7280 7281 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New. 7282 (fpscr_set_from_mem): Use them. 7283 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove. 7284 (fpscr postinc splitters): Rewrite as peephole2+split. 7285 72862005-10-06 David Edelsohn <edelsohn@gnu.org> 7287 7288 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER. 7289 (eq<mode>_compare): Same. 7290 72912005-10-06 Richard Guenther <rguenther@suse.de> 7292 7293 PR tree-optimization/24238 7294 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL. 7295 72962005-10-06 Daniel Jacobowitz <dan@codesourcery.com> 7297 7298 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables 7299 here. Use AC_PATH_PROG for environment variables instead of 7300 test -x. 7301 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for 7302 objdump also. 7303 * configure: Regenerated. 7304 73052005-10-06 Richard Earnshaw <richard.earnshaw@arm.com> 7306 7307 PR target/23783 7308 * arm.md (call): If the address isn't a SYMBOL_REF or a register, 7309 then force it into a register. 7310 (call_value): Likewise. 7311 73122005-10-06 Richard Henderson <rth@redhat.com> 7313 7314 PR 24049 7315 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa 7316 under pass_vectorize. Clear TODO_ggc_collect from the dce pass 7317 under pass_vectorize. 7318 73192005-10-05 Devang Patel <dpatel@apple.com> 7320 7321 PR Debug/23205 7322 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after 7323 handling constants. Check NAMESPACE_DECL context for constants. 7324 73252005-10-05 Eric Christopher <echristo@apple.com> 7326 7327 * doc/md.texi (Standard Names): Fix name of pushm1 pattern. 7328 73292005-10-05 Richard Henderson <rth@redhat.com> 7330 7331 PR 23714 7332 * tree-cfg.c (mark_array_ref_addressable_1): New. 7333 (mark_array_ref_addressable): New. 7334 * tree-flow.h (mark_array_ref_addressable): Declare. 7335 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it. 7336 73372005-10-05 Andrew Pinski <pinskia@physics.uc.edu> 7338 7339 PR middle-end/20606 7340 PR middle-end/24069 7341 * reload.c (subst_reloads): When adding a REG_LABEL to a 7342 jump instruction, also update JUMP_LABEL. 7343 73442005-10-05 David Edelsohn <edelsohn@gnu.org> 7345 7346 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New. 7347 * bb-reorder.c (copy_bb_p): Use it. 7348 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn. 7349 73502005-10-05 Richard Henderson <rth@redhat.com> 7351 7352 PR target/23602 7353 * toplev.c (process_options): Warn about unsupported combinations 7354 of unwind tables and omit-frame-pointer. 7355 * config/i386/i386.c (override_options): Similarly. Enable 7356 accumulate-outgoing-args if not explicitly disabled. 7357 73582005-10-05 Steve Ellcey <sje@cup.hp.com> 7359 7360 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI. 7361 Handle big endian vs. small endian. 7362 (vec_initv2sf): Handle big endian vs. small endian. 7363 (*vec_extractv2sf_1): Ditto. 7364 73652005-10-05 Dale Johannesen <dalej@apple.com> 7366 7367 * convert.c (convert_to_real): Don't convert 7368 (float)floor(double d) to floorf((float)d). 7369 73702005-10-05 Daniel Jacobowitz <dan@codesourcery.com> 7371 7372 * config/arm/arm.md (insv): Use gen_int_mode in more places. 7373 73742005-10-05 Andrew MacLeod <amacleod@redhat.com> 7375 7376 PR tree-optimization/18587 7377 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete. 7378 (build_defs, build_uses, build_v_may_defs, build_v_must_defs, 7379 build_vuses): Change to VEC type. 7380 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free, 7381 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual, 7382 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual, 7383 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete. 7384 (get_name_decl): New. Return DECL_UID of base variable. 7385 (operand_build_cmp): New. qsort comparison routine. 7386 (operand_build_sort_virtual): New. Sort virtual build vector. 7387 (init_ssa_operands, fini_ssa_operands): Use VEC routines. 7388 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index. 7389 (FINALIZE_BASE): Use get_name_decl. 7390 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs, 7391 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs, 7392 (start_ssa_stmt_operands, append_def, append_use, append_vuse, 7393 append_v_may_def, append_v_must_def): Replace opbuild_* routines with 7394 direct VEC_* manipulations. 7395 (build_ssa_operands): Call operand_build_sort_virtual. 7396 (copy_virtual_operand, create_ssa_artficial_load_stmt, 7397 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines 7398 with direct VEC_* manipulations. 7399 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines 7400 with direct VEC manipulations. 7401 74022005-10-05 Paolo Bonzini <bonzini@gnu.org> 7403 7404 PR tree-optimization/21419 7405 PR tree-optimization/24146 7406 PR tree-optimization/24151 7407 7408 * c-typeck.c (readonly_error): Handle USE being lv_asm. 7409 (build_asm_expr): Call it if outputs are read-only. 7410 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419. 7411 74122005-10-05 Billy Biggs <billy.biggs@gmail.com> 7413 Paolo Bonzini <bonzini@gnu.org> 7414 7415 PR target/23809 7416 7417 * doc/extend.texi (x86 Built-ins): Document that -msse and friends 7418 enable the instructions and not just the built-ins. 7419 * doc/invoke.texi (x86 Options): Likewise. 7420 74212005-10-04 Geoffrey Keating <geoffk@apple.com> 7422 7423 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo. 7424 7425 * doc/invoke.texi (Option Summary): Correct spelling 7426 of -mmacosx-version-min. 7427 74282005-10-04 Devang Patel <dpatel@apple.com> 7429 7430 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for 7431 real types. 7432 74332005-10-04 Steve Ellcey <sje@cup.hp.com> 7434 7435 * tree-vect-transform.c (vect_create_epilog_for_reduction): 7436 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN. 7437 74382005-10-04 Adrian Straetling <straetling@de.ibm.com> 7439 7440 * config/s390/s390.md ("TDSI","DP"): New mode macros. 7441 ("TE","tg"): New mode attributes. 7442 ("sync_compare_and_swap<mode>"): Replace with a define_expand. 7443 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI. 7444 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for 7445 dword_mode and one for GPRmode. 7446 74472005-10-04 Ian Lance Taylor <ian@airs.com> 7448 7449 PR preprocessor/13726 7450 * c-ppoutput.c (cb_include): Add comments parameter, and print out 7451 any comments passed in. 7452 74532005-10-04 Andrew Pinski <pinskia@physics.uc.edu> 7454 7455 * tree.c (annotate_with_file_line): Fix typo. 7456 74572005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 7458 7459 PR ada/19382 7460 * builtins.c (fold_builtin_memcmp): When constructing the pointer 7461 type used to access data in the inlined length == 1 case, use 7462 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true. 7463 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise. 7464 74652005-10-04 Uros Bizjak <uros@kss-loka.si> 7466 7467 * config/i386/i386.h (TARGET_FISTTP): Enable also for 7468 TARGET_SSE3 and only for TARGET_80387. 7469 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1, 7470 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp): 7471 Do not depend on TARGET_80387. 7472 74732005-10-04 Andrew Pinski <pinskia@physics.uc.edu> 7474 7475 * tree.c (last_annotated_node): Change type to location_t*. 7476 (annotate_with_file_line): Reflect the change of 7477 last_annotated_node type. 7478 74792005-10-04 Richard Guenther <rguenther@suse.de> 7480 7481 PR c/23576 7482 * c-decl.c (grokdeclarator): Don't write to fields 7483 of error_mark_node. 7484 74852005-10-04 Andrew Pinski <pinskia@physics.uc.edu> 7486 7487 PR middle-end/23125 7488 * c-decl.c (finish_decl): Use set_user_assembler_name even for 7489 register variables. 7490 * varasm.c (make_decl_rtl): If a register variable does not 7491 have a set user assmbler name, error out. 7492 Decode the asmspec is now name+1 bypassing '*'. 7493 74942005-10-04 Steven Bosscher <stevenb@suse.de> 7495 7496 PR tree-optimization/23049 7497 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition 7498 of a COND_EXPR is folded before calling fold on the whole rhs of a 7499 conditional assignment. 7500 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to 7501 document that a COND_EXPR may appear there. 7502 75032005-10-03 Diego Novillo <dnovillo@redhat.com> 7504 7505 PR 23445 7506 * tree-vrp.c (extract_range_from_assert): If the new numeric 7507 range created out of the assertion contradicts the existing 7508 numeric range of the ASSERT_EXPR variable, make the new range 7509 varying. 7510 75112005-10-03 Kaz Kojima <kkojima@gcc.gnu.org> 7512 7513 * config/sh/sh.c (sh_register_move_cost): Add case for moving 7514 from T_REGS to FP register class. 7515 75162005-10-03 Richard Henderson <rth@redhat.com> 7517 7518 PR 24135 7519 * tree-nested.c (convert_nl_goto_reference): Lookup a translation 7520 before creating a new one. 7521 75222005-10-03 David Edelsohn <edelsohn@gnu.org> 7523 7524 * config/rs6000/t-aix43 (LDFLAGS): New. 7525 * config/rs6000/t-aix52 (LDFLAGS): New. 7526 75272005-10-03 Ian Lance Taylor <ian@airs.com> 7528 7529 * gimplify.c (find_single_pointer_decl_1): New static function. 7530 (find_single_pointer_decl): New static function. 7531 (internal_get_tmp_var): For a formal variable, set restrict base 7532 information if appropriate. 7533 * alias.c (find_base_decl): If a VAR_DECL has a restrict base, 7534 return it. 7535 * tree.h (DECL_BASED_ON_RESTRICT_P): Define. 7536 (DECL_GET_RESTRICT_BASE): Define. 7537 (SET_DECL_RESTRICT_BASE): Define. 7538 (decl_restrict_base_lookup): Declare. 7539 (decl_restrict_base_insert): Declare. 7540 (struct tree_decl_with_vis): Add based_on_restrict_p field. 7541 * tree.c (restrict_base_for_decl): New static variable. 7542 (init_ttree): Initialize restrict_base_for_decl. 7543 (copy_node_stat): Copy restrict base information. 7544 (decl_restrict_base_lookup): New function. 7545 (decl_restrict_base_insert): New function. 7546 (print_restrict_base_statistics): New static function. 7547 (dump_tree_statistics): Call print_restrict_base_statistics. 7548 75492005-10-02 Diego Novillo <dnovillo@redhat.com> 7550 7551 PR 24142 7552 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in 7553 case of anti-ranges. 7554 75552005-10-02 Andrew Pinski <pinskia@physics.uc.edu> 7556 7557 PR c/18851 7558 * c-typeck.c (tagged_tu_seen): Rename to ... 7559 (tagged_tu_seen_cache): this and add val field. 7560 (comptypes): Move functional to comptypes_internal 7561 and free tagged_tu_seen. 7562 (comptypes_internal): New function and call comptypes_internal 7563 instead of comptypes. Speed up by sibcalling 7564 tagged_types_tu_compatible_p. 7565 (alloc_tagged_tu_seen): New function 7566 (free_all_tagged_tu_seen_up_to): New function. 7567 (tagged_types_tu_compatible_p): Return the val of the seen two 7568 types. 7569 Add that the two types are the same to tagged_tu_seen_base 7570 if they are and call comptypes_internal instead of comptypes. 7571 <case UNION_TYPE>: Speed up common type where the fields are 7572 in the same order. 7573 (function_types_compatible_p): Call comptypes_internal instead of 7574 comptypes. 7575 (type_lists_compatible_p): Likewise. 7576 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/. 7577 75782005-10-02 Matthias Klose <doko@debian.org> 7579 7580 * doc/invoke.texi: Fix typo and speling error. 7581 75822005-10-01 Richard Henderson <rth@redhat.com> 7583 7584 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too. 7585 75862005-10-01 Mark Mitchell <mark@codesourcery.com> 7587 7588 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define 7589 using --start-group and --end-group. 7590 75912005-10-01 Diego Novillo <dnovillo@redhat.com> 7592 7593 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add 7594 FIXME note regarding quirky semantics. 7595 75962005-10-01 Diego Novillo <dnovillo@redhat.com> 7597 7598 PR 24141 7599 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a 7600 non-null range as a last resort. 7601 76022005-10-01 James A. Morrison <phython@gcc.gnu.org> 7603 Diego Novillo <dnovillo@redhat.com> 7604 7605 PR 23604 7606 * tree-vrp.c (extract_range_from_assert): For != 7607 assertions, only build an anti-range if LIMIT is a 7608 single-valued range. 7609 76102005-09-30 Richard Earnshaw <richard.earnshaw@arm.com> 7611 7612 * arm.md (movqi): On thumb when optimizing, handle loading from 7613 memory by describing this as taking a subreg of a zero-extended load 7614 into an SImode register. 7615 (movhi): Likewise. 7616 76172005-09-30 Daniel Jacobowitz <dan@codesourcery.com> 7618 7619 * reload1.c (merge_assigned_reloads): Do not change any 7620 RELOAD_FOR_OUTPUT_ADDRESS reloads. 7621 76222005-09-30 Geoffrey Keating <geoffk@apple.com> 7623 7624 * Makefile.in (LIPO_FOR_TARGET): Define. 7625 (STRIP_FOR_TARGET): Define. 7626 7627 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks 7628 before creating new ones. Do symlinks before creating the actual 7629 targets. 7630 7631 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib 7632 to work out which multilibs are actually being built. 7633 76342005-09-30 Kazu Hirata <kazu@codesourcery.com> 7635 7636 * tree-vect-transform.c, config/ms1/ms1.md, 7637 config/s390/s390.c, config/v850/v850.md: Fix comment typos. 7638 Follow spelling conventions. 7639 * doc/invoke.texi, doc/md.texi: Fix typos. 7640 76412005-09-30 Andrew Macleod <amacleod@redat.com> 7642 7643 PR tree-optimization/21430 7644 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual 7645 use operands, and set stmt pointer if need be. 7646 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine. 7647 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if 7648 present. 7649 76502005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7651 7652 PR middle-end/24053 7653 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype. 7654 76552005-09-29 Mark Mitchell <mark@codesourcery.com> 7656 7657 * optabs.c (expand_binop): Initialize first_pass_p. 7658 76592005-09-29 Jakub Jelinek <jakub@redhat.com> 7660 7661 PR middle-end/24109 7662 * c-decl.c (c_write_global_declarations_1): If any 7663 wrapup_global_declaration_2 call returned true, restart the loop. 7664 76652005-09-29 Daniel Berlin <dberlin@dberlin.org> 7666 7667 Fix PR tree-optimization/24117 7668 * tree-ssa-structalias.c (find_func_aliases): Strip nops 7669 before considering whether to use anyoffset. 7670 76712005-09-29 Paolo Bonzini <bonzini@gnu.org> 7672 7673 Revert this patch: 7674 7675 2005-09-15 Paolo Bonzini <bonzini@gnu.org> 7676 7677 * optabs.c (expand_binop): Use swap_commutative_operands_with_target 7678 to order operands. 7679 (swap_commutative_operands_with_target): New. 7680 76812005-09-29 Paolo Bonzini <bonzini@gnu.org> 7682 7683 PR c/21419 7684 * gimplify.c (gimplify_asm_expr): Raise an error if an output is 7685 read-only. 7686 76872005-09-29 Steven Bosscher <stevenb@suse.de> 7688 7689 PR tree-optimization/23911 7690 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR 7691 and IMAGPART_EXPR too. 7692 76932005-09-28 Mark Mitchell <mark@codesourcery.com> 7694 7695 PR 17886 7696 * expmed.c (expand_shift): Move logic to reverse rotation 7697 direction when rotating by constants ... 7698 * optabs.c (expand_binop): ... here. 7699 * config/i386/i386.md (rotrdi3): Handle 32-bit mode. 7700 (ix86_rotrdi3): New pattern. 7701 (rotldi3): Handle 32-bit mode. 7702 (ix86_rotldi3): New pattern. 7703 77042005-09-29 Alan Modra <amodra@bigpond.net.au> 7705 7706 PR target/24102 7707 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range 7708 check for numbers that need no bit twiddle. 7709 77102005-09-28 Geoffrey Keating <geoffk@apple.com> 7711 7712 * config/rs6000/t-darwin8: Uncomment contents, allow -m64 7713 multilib to be built. 7714 7715 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET. 7716 (stage1-start): Delete old libgcc and libunwind before moving 7717 anything into the stage directory. 7718 (stage2-start): Likewise. 7719 (stage3-start): Likewise. 7720 (stage4-start): Likewise. 7721 (stageprofile-start): Likewise. 7722 (stagefeedback-start): Likewise. 7723 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h 7724 header in tm_file and CPU-specific t-darwin in tmake_file. 7725 (i[34567]86-*-darwin*): Don't change tm_file. 7726 (powerpc-*-darwin*): Don't change tm_file or tmake_file. 7727 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc 7728 shared library stub for target OS version. 7729 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete. 7730 (SHLIB_LINK): Don't make SHLIB_SOLINK. 7731 (SHLIB_INSTALL): Don't install SHLIB_SOLINK. 7732 (libgcc_s.%.dylib): New. 7733 (LIBGCC): Define. 7734 (install-darwin-libgcc-stubs): New. 7735 (INSTALL_LIBGCC): New append. 7736 * config/i386/darwin-libgcc.10.4.ver: New. 7737 * config/i386/darwin-libgcc.10.5.ver: New. 7738 * config/i386/t-darwin: New. 7739 * config/rs6000/darwin-libgcc.10.4.ver: New. 7740 * config/rs6000/darwin-libgcc.10.5.ver: New. 7741 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete. 7742 * config/rs6000/t-darwin (SHLIB_VERPFX): Define. 7743 77442005-09-28 Paul Brook <paul@codesourcery.com> 7745 7746 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle 7747 denormals. 7748 77492005-09-28 Richard Guenther <rguenther@suse.de> 7750 7751 PR tree-optimization/23853 7752 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use 7753 host_integerp to verify misalignment value. 7754 77552005-09-28 Richard Henderson <rth@redhat.com> 7756 7757 * builtins.c (get_builtin_sync_mode): New. 7758 (expand_builtin_sync_operation): Pass in mode argument. 7759 (expand_builtin_compare_and_swap): Likewise. 7760 (expand_builtin_lock_test_and_set): Likewise. 7761 (expand_builtin_lock_release): Likewise. 7762 (expand_builtin): Update to match. 7763 77642005-09-28 Nick Clifton <nickc@redhat.com> 7765 7766 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up 7767 formatting. Add check to PLUS case to ensure that the offset is 7768 within an acceptable range. 7769 7770 * config/v850/v850.md (casesi): Disable the generation of the 7771 switch pattern as it is not being handled properly at the moment. 7772 7773 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction 7774 for when the high words are identical. 7775 77762005-09-27 Richard Henderson <rth@redhat.com> 7777 7778 * pretty-print.c (pp_base_format): Fix typo for %>. 7779 77802005-09-27 Daniel Berlin <dberlin@dberlin.org> 7781 Devang Patel <dpatel@apple.com> 7782 7783 PR tree-optimization/23625 7784 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is 7785 LABEL_EXPR, assertion check. 7786 77872005-09-27 J"orn Rennecke <joern.rennecke@st.com> 7788 7789 * optabs.c (no_conflict_move_test): Check if a result of a 7790 to-be-moved insn would be clobbered by an originally 7791 preceding insn. 7792 77932005-09-27 Jeff Law <law@redhat.com> 7794 7795 * passes.c (init_optimization_passes): Replace copy propagation 7796 passes immediately after DOM with phi-only copy propagation 7797 pases. Add phi-only copy propagation pass after first DOM pass. 7798 * tree-pass.h (pass_phi_only_copy_prop): Declare. 7799 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument. 7800 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN. 7801 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along 7802 to init_copy_prop. Callers updated. 7803 (do_phi_only_copy_prop): New function. 7804 (pass_phi_only_copy_prop): New pass descriptor. 7805 78062005-09-27 Nick Clifton <nickc@redhat.com> 7807 7808 * libgcc2.c (__popcount_tab): Remove redundant prototype. 7809 78102005-09-26 Jason Merrill <jason@redhat.com> 7811 7812 PR c++/13764 7813 * c-common.c (finish_fname_decls): Use append_to_statement_list_force. 7814 7815 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs. 7816 78172005-09-26 James E Wilson <wilson@specifix.com> 7818 7819 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc 7820 copyright. Add gcc copyright plus libgcc exception. 7821 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc 7822 copyright. 7823 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception. 7824 78252005-09-26 Jeff Law <law@redhat.com> 7826 7827 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective 7828 about when to iterate. 7829 78302005-09-23 Fariborz Jahanian <fjahanian@apple.com> 7831 7832 PR target/23847 7833 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern 7834 for __complex__ double in -mcpu=G5 mode. 7835 78362005-09-26 Sebastian Pop <pop@cri.ensmp.fr> 7837 7838 PR tree-optimization/23942 7839 * Makefile.in (SCEV_H): Depends on PARAMS_H. 7840 * tree-scalar-evolution.c: Include params.h. 7841 (t_bool): New enum. 7842 (follow_ssa_edge, follow_ssa_edge_in_rhs, 7843 follow_ssa_edge_in_condition_phi_branch, 7844 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi): 7845 Change return type to t_bool. Use a parameter to limit the size of 7846 trees that are walked before stopping 7847 (analyze_evolution_in_loop): Initialize the limit to 0. 7848 (follow_ssa_edge): Give up by returning t_dont_know if the limit 7849 exceeds PARAM_SCEV_MAX_EXPR_SIZE. 7850 78512005-09-26 Uros Bizjak <uros@kss-loka.si> 7852 7853 PR middle-end/23831 7854 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip 7855 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT. 7856 78572005-09-26 Fariborz Jahanian <fjahanian@apple.com> 7858 7859 * combine.c (make_extraction): Check for valid use of subreg. 7860 78612005-09-26 Uros Bizjak <uros@kss-loka.si> 7862 7863 PR target/24055 7864 * config/i386/i386.md ("*fistdi2_1"): New pattern. 7865 ("*fist<mode>2_1"): Use only HImode and SImode register operands. 7866 ("fist<mode>2_with_temp"): Use only register operands. 7867 78682005-09-26 J"orn Rennecke <joern.rennecke@st.com> 7869 7870 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in 7871 CALL_INSN_FUNCTION_USAGE. 7872 78732005-09-26 Richard Guenther <rguenther@suse.de> 7874 7875 PR middle-end/15855 7876 * gcse.c: Include hashtab.h, define ldst entry hashtable. 7877 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions. 7878 (ldst_entry): Use the hashtable instead of list-walking. 7879 (find_rtx_in_ldst): Likewise. 7880 (free_ldst_entry): Free the hashtable. 7881 (compute_ld_motion_mems): Create the hashtable. 7882 (trim_ld_motion_mems): Remove entry from hashtable if 7883 removing it from list. 7884 (compute_store_table): Likewise^2. 7885 (store_motion): Free hashtable in case we did not see 7886 any stores. 7887 78882005-09-25 Kazu Hirata <kazu@codesourcery.com> 7889 7890 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0 7891 and arg1 if we are passing them to fold_build2. 7892 78932005-09-25 Dan Nicolaescu <dann@ics.uci.edu> 7894 7895 PR 23828 7896 * config/i386/i386.c (ix86_function_regparm): Fix the test for 7897 a nested function. 7898 78992005-09-25 Richard Henderson <rth@redhat.com> 7900 7901 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust 7902 SYMBOL_REF_TLS_MODEL to be correct. 7903 79042005-09-24 Richard Henderson <rth@redhat.com> 7905 7906 * ipa-type-escape.c (discover_unique_type): Remove dead code at 7907 end of function. Reindent. 7908 79092005-09-24 Ian Lance Taylor <ian@airs.com> 7910 7911 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in 7912 NEGATE_EXPR/BIT_NOT_EXPR case. 7913 79142005-09-24 Richard Henderson <rth@redhat.com> 7915 7916 * c-common.c (handle_mode_attribute): When not modifying in place, 7917 create subtypes for enumerations. 7918 (sync_resolve_return): Use TYPE_MAIN_VARIANT. 7919 * gimplify.c (create_tmp_from_val): Likewise. 7920 79212005-09-24 Alexandre Oliva <aoliva@redhat.com> 7922 7923 * config/i386/i386.md (*tls_global_dynamic_64, 7924 *tls_local_dynamic_base_64): Add missing mode to call. 7925 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise. 7926 79272005-09-24 Jan Hubicka <jh@suse.cz> 7928 7929 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type. 7930 (cgraph_clone_node): Likewise. 7931 * cgraph.h (cgraph_clone_edge): Update prototype. 7932 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove 7933 duplicated prototypes; add updating argument. 7934 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative. 7935 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without 7936 updating profile. 7937 (cgraph_mark_inline_edge): Likewise. 7938 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge. 7939 (cgraph_flatten_node): Likewise. 7940 (cgraph_decide_recursive_inlining): Likewise. 7941 (cgraph_decide_inlining_of_small_function): Likewise. 7942 * tree-optimize.c (tree_rest_of_compilation): Likewise. 7943 79442005-09-23 David Edelsohn <edelsohn@gnu.org> 7945 Pete Steinmetz <steinmtz@us.ibm.com> 7946 7947 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul. 7948 (rldic.): Set type to "compare". 7949 (rldicr.): Same. 7950 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to 7951 mfjmpr for MFCTR/MFLR. 7952 (movdf_hardfloat64): Same. 7953 (movdf_softfloat64): Same. Correct order of store and move types. 7954 (movti_string): Set type to store_ux/load_ux. 7955 (load_multiple): Set type to load_ux. 7956 (store_multiple): Set type to store_ux. 7957 (movmemsi): Set type to store_ux. 7958 (output_cbranch direct_return): Set type to jmpreg. 7959 (stmw): Set type to store_ux. 7960 (lmw): Set type to load_ux. 7961 * config/rs6000/40x.md (ppc403-store): Increase latency to 2. 7962 * config/rs6000/440.md (ppc440-store): Increase latency to 6. 7963 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles. 7964 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3. 7965 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2. 7966 * config/rs6000/rios1.md (rios1-store): Increase latency to 2. 7967 (rios1-fpstore): Increase latency to 3. 7968 * config/rs6000/rios2.md (rios2-store): Increase latency to 2. 7969 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2. 7970 79712005-09-23 David Edelsohn <edelsohn@gnu.org> 7972 Andrew Pinski <pinskia@physics.uc.edu> 7973 7974 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change 7975 operand2 constraint to "b". 7976 (sync_<fetchop_name>di_internal): Same. 7977 (sync_old_<fetchop_name>si_internal): Change operand3 constraint 7978 to "b". 7979 (sync_old_<fetchop_name>di_internal): Same. 7980 (sync_new_<fetchop_name>si_internal): Same. 7981 (sync_new_<fetchop_name>di_internal): Same. 7982 79832005-09-23 J"orn Rennecke <joern.rennecke@st.com> 7984 7985 PR middle-end/23991 7986 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length 7987 case, define as macros. 7988 7989 PR rtl-optimization/23837 7990 * optabs.c (no_conflict_move_test): Don't set must_stay for a 7991 clobber / clobber match between dest and p->first. 7992 7993 * optabs.c (emit_libcall_block): Use no_conflict_move_test. 7994 (no_conflict_move_test): Update comments. 7995 79962005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org> 7997 7998 * doc/install.texi: Update URL for Jacks. 7999 * doc/sourcebuild.texi: Likewise. 8000 80012005-09-22 David Edelsohn <edelsohn@gnu.org> 8002 8003 PR target/24007 8004 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special 8005 registers when choosing register preferences. 8006 (movdf_hardfloat64): Same. 8007 80082005-09-22 Andreas Krebbel <krebbel1@de.ibm.com> 8009 8010 * expmed.c (expand_shift): Don't use the target of the rotate as 8011 target for the first expanded shift insn. 8012 * testsuite/gcc.dg/20050922-1.c: Testcase added. 8013 80142005-09-21 Zdenek Dvorak <dvorakz@suse.cz> 8015 8016 PR tree-optimization/22438 8017 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all 8018 preserved iv rhs rewriting specially. 8019 80202005-09-21 Daniel Berlin <dberlin@dberlin.org> 8021 8022 * tree-data-ref.c (analyze_array_indexes): Only estimate when 8023 estimate_only is true. 8024 * tree-flow.h (ref_contains_indirect_ref): New prototype. 8025 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from 8026 tree-ssa-structalias.c 8027 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use 8028 ref_contains_indirect_ref. 8029 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved. 8030 80312005-09-21 DJ Delorie <dj@redhat.com> 8032 8033 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add 8034 MASK_PTR_A0D0. 8035 (mn10300_return_in_memory): Support variable size types also. 8036 (mn10300_pass_by_reference): Likewise. 8037 (mn10300_function_value): New. 8038 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above. 8039 (FUNCTION_OUTGOING_VALUE): Likewise. 8040 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0. 8041 * doc/invoke.texi: Document it. 8042 80432005-09-21 Uros Bizjak <uros@kss-loka.si> 8044 8045 PR target/22585 8046 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not 8047 force integer op1 into register for XFmode compares. 8048 80492005-09-21 Kazu Hirata <kazu@codesourcery.com> 8050 8051 PR middle-end/23971 8052 * expmed.c (alg_code): Add alg_impossible. 8053 (alg_hash_entry): Add cost. 8054 (synth_mult): Record alg_impossible in the hash table if 8055 multiplication by a given integer is impossble within the 8056 limit. Speed up using alg_impossible. 8057 80582005-09-20 Daniel Berlin <dberlin@dberlin.org> 8059 8060 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add 8061 argument. Allow and set any offset if needs_anyoffset is passed 8062 in. 8063 (get_constraint_for): Add argument here too. 8064 Pass it down. 8065 (do_structure_copy): Pass NULL to get_constraint_for. 8066 (handle_ptr_arith): Ditto. 8067 (find_func_aliases): Ditto. 8068 80692005-09-20 J"orn Rennecke <joern.rennecke@st.com> 8070 8071 PR rtl-optimization/23898 8072 * output.h (get_attr_min_length): Declare. 8073 * final.c (get_attr_length_1): New function, broken out of: 8074 (get_attr_length). 8075 (get_attr_min_length): New function. 8076 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it. 8077 (duplicate_computed_gotos): Likewise. 8078 * genattr.c (insn_min_length): Generate declaration. 8079 * genattrtab.c (min_fn, min_attr_value): New functions. 8080 (make_length_attrs): Generate insn_min_length. 8081 80822005-09-20 Steve Ellcey <sje@cup.hp.com> 8083 8084 * config/pa/pa.c (output_cbranch): Check for zero in operands[2]. 8085 80862005-09-20 Richard Henderson <rth@redhat.com> 8087 8088 PR tree-optimization/24059 8089 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier 8090 EXPAND_STACK_PARM. 8091 80922005-09-20 Joseph S. Myers <joseph@codesourcery.com> 8093 8094 * c.opt (fextended-identifiers): New. 8095 * c-opts.c (c_common_handle_option): Handle 8096 -fextended-identifiers. 8097 * doc/cpp.texi: Update documentation of extended identifiers. 8098 * doc/cppopts.texi (-fextended-identifiers): Document. 8099 81002005-09-20 Jakub Jelinek <jakub@redhat.com> 8101 8102 PR tree-optimization/23929 8103 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately 8104 if expr is NULL. 8105 8106 PR tree-optimization/23818 8107 * tree-stdarg.c (execute_optimize_stdarg): Call 8108 calculate_dominance_info. 8109 81102005-09-20 Daniel Berlin <dberlin@dberlin.org> 8111 8112 * tree-data-ref.c (get_number_of_iters_for_loop): New function. 8113 (analyze_siv_subscript_cst_affine): Add weak SIV test. 8114 (compute_overlap_steps_for_affine_1_2): Use 8115 get_number_of_iters_for_loop. 8116 (analyze_subscript_affine_affine): Check whether difference is 8117 zero first. 8118 Use get_number_of_iters_for_loop. 8119 Check whether overlap occurs outside of bounds. 8120 (analyze_miv_subscript): Use get_number_of_iters_for_loop. 8121 81222005-09-20 Andreas Krebbel <krebbel1@de.ibm.com> 8123 8124 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the 8125 base register if possible. 8126 81272005-09-20 Zdenek Dvorak <dvorakz@suse.cz> 8128 8129 PR tree-optimization/18463 8130 * tree-chrec.c (chrec_convert): Return fold_converted chrec if 8131 converting it directly is not possible. 8132 (chrec_convert_aggressive): New function. 8133 * tree-chrec.h (chrec_convert_aggressive): Declare. 8134 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers): 8135 Fold chrec conversions aggressively if asked to. 8136 (instantiate_parameters): Modified because of changes in 8137 instantiate_parameters_1. 8138 81392005-09-19 Richard Henderson <rth@redhat.com> 8140 8141 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf. 8142 (reduc_splus_v2df): New. 8143 81442005-09-19 Richard Sandiford <richard@codesourcery.com> 8145 8146 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash. 8147 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma. 8148 81492005-09-19 Richard Henderson <rth@redhat.com> 8150 8151 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from 8152 vcondu<SSEMODE12>. 8153 81542005-09-19 Richard Henderson <rth@redhat.com> 8155 8156 * config/ia64/ia64.c (ia64_expand_widen_sum): New. 8157 (ia64_expand_dot_prod_v8qi): New. 8158 * config/ia64/ia64-protos.h: Update. 8159 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3, 8160 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi, 8161 sdot_prodv8qi, sdot_prodv4hi): New. 8162 (reduc_splus_v2sf): Rename from reduc_plus_v2sf. 8163 81642005-09-19 Richard Henderson <rth@redhat.com> 8165 8166 PR 23941 8167 * real.c (exact_real_truncate): Return false if the format cannot 8168 represent the number as a normal. 8169 8170 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0 8171 for a memory source. 8172 81732005-09-19 Dorit Nuzman <dorit@il.ibm.com> 8174 8175 * tree-ssa-operands.c (swap_tree_operands): Export. 8176 * tree.h (swap_tree_operands): Declare. 8177 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED. 8178 Call swap_tree_operands. 8179 81802005-09-19 Richard Henderson <rth@redhat.com> 8181 8182 * tree-flow.h (merge_alias_info): Declare. 8183 * tree-ssa-copy.c (merge_alias_info): Export. 8184 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove. 8185 (vect_create_data_ref_ptr): Use create_iv directly. 8186 (vectorizable_load): Use correct types for integer constants. 8187 (vect_generate_tmps_on_preheader): Likewise. 8188 (vect_gen_niters_for_prolog_loop): Likewise. 8189 81902005-09-19 Steven Bosscher <stevenb@suse.de> 8191 8192 PR rtl-optimization/23943 8193 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx. 8194 81952005-09-18 Jan Hubicka <jh@suse.cz> 8196 8197 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK. 8198 81992005-09-18 Eric Botcazou <ebotcazou@adacore.com> 8200 8201 * varasm.c (output_constant): Do not abort on conversions to union 8202 types between different sizes. 8203 82042005-09-18 Richard Guenther <rguenther@suse.de> 8205 8206 PR middle-end/23944 8207 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in 8208 fallback. 8209 82102005-09-18 Paul Brook <paul@codesourcery.com> 8211 8212 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow. 8213 82142005-09-17 Richard Henderson <rth@redhat.com> 8215 8216 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change. 8217 * tree-ssa-loop.c (pass_vect_dce): Remove. 8218 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass 8219 of pass_vectorize. 8220 82212005-09-17 Richard Henderson <rth@redhat.com> 8222 8223 * tree-pass.h (pass_vect_dce): Declare. 8224 * passes.c (init_optimization_passes): Add it. 8225 * tree-flow.h (tree_ssa_dce): Declare. 8226 * tree-ssa-dce.c (tree_ssa_dce): Export. 8227 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ... 8228 (gate_tree_vectorize): ... here. 8229 (pass_vect_dce): New. 8230 82312005-09-17 Jan Hubicka <jh@suse.cz> 8232 8233 * except.c (struct eh_status): Turn region_array into vec. 8234 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions, 8235 convert_from_eh_region_ranges, find_exception_handler_labels, 8236 current_function_has_exception_handlers, assign_filter_values, 8237 build_post_landing_pads, dw2_build_landing_pads, 8238 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites, 8239 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region, 8240 foreach_reachable_handler, can_throw_internal_1, 8241 convert_to_eh_region_ranges, verify_eh_tree): Update uses of 8242 region_array. 8243 (duplicate_eh_region_1): Update region_array. 8244 (duplicate_eh_regions): Resize region_array and avoid recomputing. 8245 82462005-09-17 David Edelsohn <edelsohn@gnu.org> 8247 8248 PR middle-end/22067 8249 * expmed.c (expand_mult): Substitute simple register for op0 when 8250 computing max_cost. 8251 82522005-09-17 Richard Henderson <rth@redhat.com> 8253 8254 * expr.c (emit_move_via_integer): Add force argument, pass it on 8255 to emit_move_change_mode. Update callers. 8256 (emit_move_complex): Pass true to new force argument. 8257 * function.c (expand_function_end): Move expand_eh_return call 8258 earlier. Merge sub-word complex values into a pseudo before 8259 copying to the return hard register. 8260 82612005-09-17 Eric Botcazou <ebotcazou@adacore.com> 8262 8263 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs 8264 between different sizes. 8265 82662005-09-16 Paolo Bonzini <bonzini@gnu.org> 8267 8268 PR 23903 8269 8270 * passes.c (init_optimization_passes): Register dump files for 8271 IPA passes first. 8272 82732005-09-16 Andreas Krebbel <krebbel1@de.ibm.com> 8274 8275 * config/s390/s390-protos.h (s390_overlap_p): Prototype added. 8276 * config/s390/s390.c (s390_overlap_p): New function. 8277 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc" 8278 peephole2, "*xc" peephole2): Added overlap check to the peephole2 8279 condition. 8280 82812005-09-16 Richard Guenther <rguenther@suse.de> 8282 8283 * ipa-pure-const.c (static_execute): Free auxiliar information. 8284 * ipa-type-escape.c (discover_unique_type): Free temporary key. 8285 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap. 8286 82872005-09-15 DJ Delorie <dj@redhat.com> 8288 8289 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo. 8290 82912005-09-15 Paolo Bonzini <bonzini@gnu.org> 8292 8293 * optabs.c (expand_binop): Use swap_commutative_operands_with_target 8294 to order operands. 8295 (swap_commutative_operands_with_target): New. 8296 82972005-09-15 Daniel Berlin <dberlin@dberlin.org> 8298 8299 * tree-data-ref.c (analyze_array_indexes): Add estimate_only 8300 parameter. 8301 Update callers. 8302 (estimate_iters_using_array): New function. 8303 * tree-data-ref.h (estimate_iters_using_array): Prototype 8304 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): 8305 Use estimate_iters_using_array instead of analyze_array. 8306 83072005-09-15 Eric Botcazou <ebotcazou@adacore.com> 8308 8309 * tree-nested.c (get_frame_type): Mark the "non-local frame structure" 8310 as addressable. 8311 83122005-09-15 Michael Matz <matz@suse.de> 8313 8314 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF. 8315 83162005-09-14 Daniel Berlin <dberlin@dberlin.org> 8317 8318 PR tree-optimization/23835 8319 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function. 8320 (create_name_tags): Rewrite to be not O(num_ssa_names^2). 8321 83222005-09-14 Richard Henderson <rth@redhat.com> 8323 8324 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand. 8325 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New. 8326 83272005-09-14 Andrew Pinski <pinskia@physics.uc.edu> 8328 8329 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break 8330 in the ARRAY_TYPE case. 8331 83322005-09-14 Eric Botcazou <ebotcazou@adacore.com> 8333 8334 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF. 8335 83362005-09-14 Uros Bizjak <uros@kss-loka.si> 8337 8338 PR middle-end/22480 8339 * tree-vect-transform.c (vectorizable_operation): Return false for 8340 scalar shift operations and for vector shift operations with 8341 non-invariant shift arguments. Use scalar tree operand op1 as 8342 a shift operand when vector shift insn pattern uses scalar shift 8343 operand. 8344 * Makefile.in (tree-vect-transform.o): Depend on recog.h. 8345 83462005-09-14 Olivier Hainque <hainque@adacore.com> 8347 8348 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized 8349 value if it has side-effects. 8350 83512005-09-14 David Edelsohn <edelsohn@gnu.org> 8352 8353 PR target/22068 8354 * config/rs6000/rs6000.md (muldi3): Add mulli alternative. 8355 83562005-09-14 Alan Modra <amodra@bigpond.net.au> 8357 8358 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name 8359 passed as NAME as if it were label at start of function code. 8360 83612005-09-13 Kaz Kojima <kkojima@gcc.gnu.org> 8362 8363 * config/sh/sh.md (*movv4sf_i): Add general register cases to 8364 the constraints. 8365 83662005-09-13 Andrew Pinski <pinskia@physics.uc.edu> 8367 8368 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint 8369 as early clobber. Rewrite so the PIC register is not implicitly used. 8370 83712005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 8372 8373 * tree.c (annotate_with_file_line): Compare line numbers before 8374 file names. 8375 83762005-09-13 Uros Bizjak <uros@kss-loka.si> 8377 8378 PR target/23816 8379 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3) 8380 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns. 8381 83822005-09-13 Ian Lance Taylor <ian@airs.com> 8383 8384 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather 8385 than a HOST_WIDEST_INT to gen_doloop_begin. 8386 83872005-09-13 Diego Novillo <dnovillo@redhat.com> 8388 8389 * tree-dfa.c (dump_variable): Guard against NULL annotations. 8390 83912005-09-13 Zdenek Dvorak <dvorakz@suse.cz> 8392 8393 PR tree-optimize/23817 8394 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa. 8395 83962005-09-13 Alan Modra <amodra@bigpond.net.au> 8397 8398 PR target/23774 8399 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain 8400 word before changing the stack pointer. Use gen_frame_mem for MEMs. 8401 Use UNSPEC_TIE to prevent insn scheduling reordering the insns. 8402 (restore_stack_nonlocal): Likewise. 8403 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem. 8404 84052005-09-12 Ian Lance Taylor <ian@airs.com> 8406 8407 PR g++/7874 8408 * c.opt (ffriend-injection): New C++ option. 8409 * doc/invoke.texi (Option Summary): Mention -ffriend-injection. 8410 (C++ Dialect Options): Document -ffriend-injection. 8411 84122005-09-12 Josh Conner <jconner@apple.com> 8413 8414 PR middle-end/23237 8415 * ipa-reference.c (static_execute): Don't mark variables in 8416 named sections TREE_READONLY. 8417 84182005-09-12 Alan Modra <amodra@bigpond.net.au> 8419 8420 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for 8421 stack_tie. 8422 84232005-09-12 Andrew Pinski <pinskia@physics.uc.edu> 8424 8425 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and 8426 V_MUST_DEF instead of just the first_use_p. 8427 Don't mark the virtual variables for renaming on the statement which 8428 is being removed. 8429 (pass_dse): Remove TODO_update_ssa. 8430 84312005-09-12 J"orn Rennecke <joern.rennecke@st.com> 8432 8433 PR middle-end/23290 8434 * stor-layout.c (compute_record_mode): For records with a single 8435 field, actually check the field's mode size against the type size. 8436 8437 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose 8438 registers for TARGET_SHMEDIA. 8439 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename 8440 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union 8441 of GENERAL_REGS and FP_REGS. 8442 84432005-09-12 Bernd Schmidt <bernd.schmidt@analog.com> 8444 8445 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem. 8446 84472005-09-12 Alan Modra <amodra@bigpond.net.au> 8448 8449 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using 8450 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels 8451 are omitted. Exclude stack_tie insn too. 8452 84532005-09-11 David Edelsohn <edelsohn@gnu.org> 8454 8455 PR rtl-optimization/23098 8456 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant 8457 0.0f is easy. 8458 * config/rs6000/rs6000.md (movdf splitter): Use 8459 const_double_operand predicate for TARGET_POWERPC64. 8460 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand 8461 SYMBOL_REF method to ABI_V4. 8462 8463 * config/rs6000/altivec.md (build_vector_mask_for_load): Use 8464 replace_equiv_address. 8465 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as 8466 rs6000_sr_alias_set and MEM_NOTRAP. 8467 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem(). 8468 84692005-09-11 Eric Botcazou <ebotcazou@adacore.com> 8470 8471 * tree.c (contains_placeholder_p) <tcc_expression>: Properly 8472 handle CALL_EXPR again. 8473 84742005-09-11 Richard Earnshaw <richard.earnshaw@arm.com> 8475 8476 * arm/predicates.md (alignable_memory_operand): Delete. 8477 84782005-09-10 Richard Henderson <rth@redhat.com> 8479 8480 PR debug/23806 8481 * dbxout.c (dbxout_expand_expr): New. 8482 (dbxout_symbol): Use it. 8483 84842005-09-10 Richard Earnshaw <richard.earnshaw@arm.com> 8485 8486 * arm.c (arm_gen_rotated_half_load): Delete. 8487 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem. 8488 (emit_multi_reg_push, emit_sfm, arm_expand_prologue) 8489 (thumb_set_return_address): Likewise. 8490 (thumb_load_double_from_address): Use adjust_address. 8491 * arm.md (splits calling arm_gen_rotated_half_load): Delete. 8492 (extendhsisi2_mem, movhi_bytes): Use change_address. 8493 (movhi): Use widen_memory_access. 8494 (reload_out_df): Use replace_equiv_address. 8495 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype. 8496 84972005-09-09 Richard Henderson <rth@redhat.com> 8498 8499 PR debug/20998 8500 * dbxout.c: Include expr.h. 8501 (dbxout_global_decl): Don't suppress for DECL_RTL unset. 8502 (dbxout_symbol): Handle DECL_VALUE_EXPR. 8503 * Makefile.in (dbxout.o): Add EXPR_H. 8504 85052005-09-09 Zdenek Dvorak <dvorakz@suse.cz> 8506 8507 PR tree-optimization/23509 8508 * tree-cfg.c (replace_uses_by): Use replace_exp. 8509 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced 8510 pointers have name_mem_tag or type_mem_tag set. 8511 85122005-09-09 Sebastian Pop <pop@cri.ensmp.fr> 8513 8514 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use 8515 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead 8516 of wrongly accessing operands. 8517 85182005-09-09 Sebastian Pop <pop@cri.ensmp.fr> 8519 8520 * Makefile.in (tree-chrec.o): Depends on SCEV_H. 8521 * tree-chrec.c: Include tree-scalar-evolution.h. 8522 (chrec_convert): Instantiate the base and step before calling 8523 scev_probably_wraps_p that would fail on parametric evolutions. 8524 Collect all the fails into a single section failed_to_convert, 8525 print a diagnostic, and return chrec_dont_know instead of calling 8526 fold_convert. 8527 * tree-scalar-evolution.c (loop_closed_phi_def): New. 8528 (instantiate_parameters_1): Avoid instantiation of loop closed ssa 8529 phi nodes. 8530 (scev_const_prop): Don't replace the definition of a loop closed ssa 8531 phi node by itself, or by another loop closed ssa phi node. 8532 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check 8533 that base and step are defined. 8534 85352005-09-09 Richard Guenther <rguenther@suse.de> 8536 8537 PR c++/23624 8538 * fold-const.c (fold_ternary): Check truth_value_p before 8539 calling invert_truthvalue. 8540 85412005-09-09 Nick Clifton <nickc@redhat.com> 8542 8543 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h. 8544 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed 8545 dimension of these arrays. 8546 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of 8547 these arrays. 8548 * longlong.h: Only provide a prototype for the __clz_tab[] array 8549 if this header has not been included from libgcc2.h. 8550 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than 8551 defining own types. 8552 Provide prototypes for exported functions. 8553 Use the __clz_tab[] and __popcount_tab[] arrays provided by 8554 libgcc2.c. 8555 85562005-09-08 Josh Conner <jconner@apple.com> 8557 8558 PR c++/21135 8559 PR c++/23180 8560 * expr.c (expand_expr_addr_expr_1): Don't invoke 8561 expand_simple_binop for EXPAND_INITIALIZER. 8562 85632005-09-08 Richard Henderson <rth@redhat.com> 8564 8565 PR debug/23190 8566 * toplev.c (wrapup_global_declaration_1): Split out ... 8567 (wrapup_global_declaration_2): ... from ... 8568 (wrapup_global_declarations): ... here. Return bool. 8569 (check_global_declaration_1): Split out ... 8570 (check_global_declarations): from here. 8571 (emit_debug_global_declarations): New. 8572 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2, 8573 check_global_declaration_1, emit_debug_global_declarations): Declare. 8574 * c-decl.c (c_write_global_declarations_1): Don't create a vector 8575 of decls. Call wrapup_global_declaration_1, 8576 wrapup_global_declaration_2, check_global_declaration_1 directly. 8577 (c_write_global_declarations_2): New. 8578 (ext_block): New. 8579 (c_write_global_declarations): Call c_write_global_declarations_2. 8580 * langhooks.c (write_global_declarations): Call 8581 emit_debug_global_declarations. 8582 8583 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't 8584 remove decls that have DECL_RTL_SET_P. 8585 * passes.c (rest_of_decl_compilation): Invoke 8586 cgraph_varpool_finalize_decl for all but functions. 8587 85882005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr> 8589 8590 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for 8591 the result of a conversion if the new min and max cannot be compared. 8592 85932005-09-08 Andreas Krebbel <krebbel1@de.ibm.com> 8594 8595 * config/s390/s390.c (s390_sr_alias_set): Variable removed. 8596 (override_options): Setting s390_sr_alias_set removed. 8597 (save_fpr, save_gprs): Set alias set to vararg or frame. 8598 (restore_fpr, restore_gprs, s390_emit_prologue): Replace 8599 s390_sr_alias_set with get_frame_alias_set (). 8600 (s390_gimplify_va_arg): Replace s390_sr_alias_set with 8601 get_varargs_alias_set (). 8602 86032005-09-08 Andrew Pinski <pinskia@physics.uc.edu> 8604 8605 PR objc/20574 8606 PR objc/19324 8607 * c-parser.c (c_parser_objc_method_definition): If the next 8608 token is not "{", error out and don't start the function. 8609 86102005-09-08 Andrew Pinski <pinskia@physics.uc.edu> 8611 8612 * tree-vrp.c (extract_range_from_expr): Move the check for non 8613 nullness after the check for gimple invariant. 8614 86152005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8616 8617 * tree.c (host_integerp, tree_low_cst): Correct function comment. 8618 86192005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> 8620 8621 PR target/23747 8622 * config/m32r.md (movmemsi_internal): Canonicalize order of 8623 operands in PLUS component of template. 8624 86252005-09-07 Andreas Krebbel <krebbel1@de.ibm.com> 8626 8627 * reload1.c (fixup_eh_region_note): Remove assertion. 8628 (fixup_abnormal_edges): Reverted removal of call to 8629 find_many_sub_basic_blocks made on 2005-08-31. 8630 86312005-09-07 Richard Henderson <rth@redhat.com> 8632 8633 * function.c (ARG_POINTER_CFA_OFFSET): Move ... 8634 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here. 8635 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c. 8636 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int, 8637 rearrange for better packing. 8638 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h. 8639 (lookup_cfa_1): Remove inline marker. 8640 (cfa_equal_p): Split out of ... 8641 (def_cfa_1): ... here. Use INVALID_REGNUM. 8642 (build_cfa_loc): Handle !cfa->indirect. 8643 (frame_pointer_cfa_offset): New. 8644 (dbx_reg_number): Assert register elimination performed; do 8645 leaf register remapping. 8646 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused. 8647 (eliminate_reg_to_offset): New. 8648 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only 8649 for verifiably local stack frame addresses; re-base to CFA. 8650 (mem_loc_descriptor): Remove can_use_fbreg argument. 8651 (concat_loc_descriptor, loc_descriptor): Likewise. 8652 (containing_function_has_frame_base): Remove. 8653 (rtl_for_decl_location): Don't do register elimination or 8654 leaf register remapping here. 8655 (secname_for_decl): Split out from .. 8656 (add_location_or_const_value_attribute): ... here. 8657 (convert_cfa_to_loc_list): New. 8658 (compute_frame_pointer_to_cfa_displacement): New. 8659 (gen_subprogram_die): Use them. 8660 * tree.h (frame_base_decl): Remove. 8661 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove. 8662 (prologue_stack_adjust): Remove. 8663 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET. 8664 (adjust_stack_reference): Re-base memories to arg_pointer_rtx. 8665 (set_frame_base_location): Remove. 8666 (compute_bb_dataflow, emit_notes_in_bb): Don't call it. 8667 (dump_attrs_list, dump_dataflow_set): Use string concatenation. 8668 (vt_add_function_parameters): Don't eliminate_regs. 8669 (vt_initialize): Don't create frame_base_decl. 8670 86712005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr> 8672 8673 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended 8674 version of GNU binutils for 4.x and later. 8675 86762005-09-06 Mark Mitchell <mark@codesourcery.com> 8677 8678 * ggc-page.c (ggc_push_context): Remove. 8679 (ggc_pop_context): Likewise. 8680 * ggc.h (ggc_push_context): Remove. 8681 (ggc_pop_context): Likewise. 8682 86832005-09-06 Saurabh Verma <saurabh.verma@codito.com> 8684 8685 PR target/8973 8686 * config/arc/arc.c (arc_output_function_epilogue): Update flags while 8687 returning from an interrupt handler. 8688 86892005-09-06 Saurabh Verma <saurabh.verma@codito.com> 8690 8691 PR target/8972 8692 * config/arc/arc.c (output_shift): Add check for loop count when 8693 optimizing. 8694 86952005-09-06 Steven Bosscher <stevenb@suse.de> 8696 8697 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA 8698 form manually. 8699 (abs_replacement): Likewise. 8700 (pass_phiopt): Remove TODO_update_ssa. 8701 87022005-09-06 Jakub Jelinek <jakub@redhat.com> 8703 8704 PR c/23075 8705 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR 8706 if "return with no value, in function returning non-void" warning 8707 has been issued. 8708 * tree-cfg.c (execute_warn_function_return): Don't look at 8709 RETURN_EXPRs with TREE_NO_WARNING set. 8710 8711 PR target/22362 8712 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm 8713 for internal functions doesn't use registers used by global registers 8714 variables. Use fewer register parameters if there are global register 8715 variables. 8716 87172005-09-06 Olivier Hainque <hainque@adacore.com> 8718 Eric Botcazou <ebotcazou@adacore.com> 8719 8720 PR middle-end/14997 8721 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem 8722 when we would be extracting outside its bit span (bitpos+bitsize 8723 larger than its mode), possible with some VIEW_CONVERT_EXPRs from 8724 Ada unchecked conversions. 8725 87262005-09-06 Steven Bosscher <stevenb@suse.de> 8727 8728 * tree-ssa-pre.c (try_look_through_load): New function. 8729 (compute_avail): Use it to try to look through loads for some 8730 more useful expressions. 8731 87322005-09-06 Saurabh Verma <saurabh.verma@codito.com> 8733 8734 * simplify-rtx.c (simplify_binary_operation_1): Correct the 8735 condition for detecting cases like (a&a) and (a^a). 8736 87372005-09-06 Keith Besaw <kbesaw@us.ibm.com> 8738 8739 * common.opt: Add option ftree-vect-loop-version. 8740 * params.def: Add --param vect-max-version-checks. 8741 * doc/invoke.texi: Document ftree-vect-loop-version and 8742 --param vect-max-version-checks. 8743 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and 8744 may_misalign_stmts and defines for accessors. 8745 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for 8746 LOOP_VINFO_MAY_MISALIGN_STMTS. 8747 (destroy_loop_vec_info): VEC_free for 8748 LOOP_VINFO_MAY_MISALIGN_STMTS. 8749 * tree-vect-analyze.c (vect_compute_data_ref_alignment): 8750 Update documentation. 8751 (vect_update_misalignment_for_peel): New. 8752 (vect_enhance_data_refs_alignment): Update to choose loop 8753 peeling or loop versioning if appropriate for the (potentially) 8754 unaligned data references in the loop. 8755 (vect_analyze_data_refs_alignment): Remove call to 8756 vect_enhance_data_refs_alignment so the checks can be done 8757 earlier. 8758 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment 8759 and move up call to vect_analyze_data_refs_alignment. 8760 * tree-vect-transform.c (vect_create_cond_for_align_checks): New. 8761 (vect_transform_loop): Add call to loop_version. 8762 87632005-09-06 Jakub Jelinek <jakub@redhat.com> 8764 8765 PR rtl-optimization/23098 8766 * cse.c (fold_rtx_mem): Call delegitimize_address target hook. 8767 * simplify-rtx.c (constant_pool_reference_p): New function. 8768 * rtl.h (constant_pool_reference_p): New prototype. 8769 * config/i386/i386.md (pushf split, mov[sdx]f split): Use 8770 constant_pool_reference_p in condition and 8771 avoid_constant_pool_reference in preparation statements. 8772 87732005-09-06 Andreas Krebbel <krebbel1@de.ibm.com> 8774 8775 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for 8776 STRICT_LOW_PART SETs. 8777 87782005-09-06 Alan Modra <amodra@bigpond.net.au> 8779 8780 PR middle-end/21460 8781 * except.c (sjlj_emit_function_enter): Find the function begin 8782 note even when it's not in first basic block. 8783 87842005-09-06 Kelley Cook <kcook@gcc.gnu.org> 8785 8786 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET, 8787 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND. 8788 * aclocal.m4: Regenerate. 8789 87902005-09-05 DJ Delorie <dj@redhat.com> 8791 8792 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling 8793 of macro. 8794 87952005-09-06 Kazu Hirata <kazu@codesourcery.com> 8796 8797 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c, 8798 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c, 8799 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos. 8800 Follow spelling conventions. 8801 * doc/invoke.texi: Follow spelling conventions. 8802 88032005-09-05 J"orn Rennecke <joern.rennecke@st.com> 8804 8805 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare. 8806 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions. 8807 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem. 8808 88092005-09-05 J"orn Rennecke <joern.rennecke@st.com> 8810 8811 PR target/23683 8812 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem. 8813 (output_stack_adjust): Use gen_tmp_stack_mem. 8814 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem. 8815 (sh_set_return_address, sh_allocate_initial_value): Likewise. 8816 (sh_get_pr_initial_val): Likewise. 8817 (sh_builtin_saveregs): Use gen_frame_mem and change_address. 8818 (sh_initialize_trampoline): Likewise. Also use adjust_address. 8819 * sh.md (divsi_inv_m0): Use gen_const_mem. 8820 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem. 8821 (movdf_i4+1): Use gen_tmp_stack_mem. 8822 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address. 8823 (fpu_switch+2): Likewise. 8824 (movv4sf_i, movv16sf_i): Use adjust_address. 8825 (symGOT_load): Set MEM_NOTRAP_P bit. 8826 88272005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 8828 8829 PR target/23721 8830 * pa.c (emit_move_sequence): Fix typo in last change. 8831 88322005-09-03 Jakub Jelinek <jakub@redhat.com> 8833 8834 PR rtl-optimization/23454 8835 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p 8836 is true. 8837 88382005-09-03 Richard Henderson <rth@redhat.com> 8839 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 8840 8841 PR middle-end/23671 8842 * pa.c (emit_move_sequence): Use replace_equiv_address instead of 8843 gen_rtx_MEM. 8844 88452005-09-02 Nicolas Pitre <nico@cam.org> 8846 8847 * config/arm/arm.c (arm_legitimize_address): Limit the value passed 8848 to bit_count to 32 bits. 8849 88502005-08-31 Mark Mitchell <mark@codesourcery.com> 8851 8852 PR c++/23167 8853 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when 8854 generating synthetic loads from volatile lvalues. 8855 8856005-09-02 Nick Clifton <nickc@redhat.com> 8857 8858 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2, 8859 __ctzhi2, __clzhi2): New functions. 8860 88612005-09-02 Andrew Pinski <pinskia@physics.uc.edu> 8862 8863 PR middle-end/23547 8864 * tree-nested.c (struct var_map_elt): Mark with GTY. 8865 (struct nesting_info): Mark with GTY. Mark var_map's param is struct 8866 var_map_elt. 8867 (lookup_field_for_decl): Allocate new element in GC memory. 8868 (lookup_tramp_for_decl): Likewise. 8869 (convert_nl_goto_reference): Likewise 8870 (create_nesting_tree): Allocate info in GC memory. Likewise for 8871 info->var_map. 8872 (free_nesting_tree): Free with ggc_free instead of free. 8873 (root): New static variable. 8874 (lower_nested_functions): Remove root as local variable. And zero out 8875 root at the end of the function. 8876 88772005-09-02 J"orn Rennecke <joern.rennecke@st.com> 8878 8879 PR rtl-optimization/20365 8880 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg 8881 to short. New member ix. 8882 (simplify_plus_minus_op_data_cmp): Break ties using ix member. 8883 (simplify_plus_minus): Initialize ix members before calling qsort. 8884 88852005-09-02 Zdenek Dvorak <dvorakz@suse.cz> 8886 8887 PR tree-optimization/23626 8888 * tree-cfg.c (replace_uses_by): Clean up eh info. 8889 88902005-09-01 DJ Delorie <dj@redhat.com> 8891 8892 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug 8893 fprintf. 8894 88952005-09-01 David Edelsohn <edelsohn@gnu.org> 8896 8897 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P. 8898 (rs6000_split_multireg_move): Use replace_equiv_address instead of 8899 gen_rtx_MEM. 8900 89012005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org> 8902 8903 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls, 8904 do not issue warning for a variable definition following 8905 a declaration. 8906 89072005-09-01 Richard Henderson <rth@redhat.com> 8908 8909 PR 23668 8910 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore 8911 conversion to CONST_VECTOR. 8912 89132005-09-01 Richard Henderson <rth@redhat.com> 8914 8915 PR 23676 8916 * reload1.c (reload_as_needed): Check !CALL_P before calling 8917 fixup_eh_region_note. 8918 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap. 8919 89202005-09-01 DJ Delorie <dj@redhat.com> 8921 8922 * varasm.c (output_constant): Let the target resolve 8923 conversions of addresses to non-default pointer sizes. 8924 89252005-09-01 Nicolas Pitre <nico@cam.org> 8926 8927 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses 8928 to alow matching ARM pre-indexed addressing mode. 8929 (arm_override_options): Remove now irrelevant comment. 8930 89312005-09-01 Phil Edwards <phil@codesourcery.com> 8932 8933 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target. 8934 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode. 8935 * config/i386/vxworks.h: Likewise. 8936 * config/i386/t-vxworksae: New file, for VxWorks AE. 8937 * config/i386/vxworksae.h: Likewise. 8938 89392005-09-01 Sebastian Pop <pop@cri.ensmp.fr> 8940 8941 PR tree-optimization/23410 8942 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the 8943 sequence is not wrapping during the first step. 8944 89452005-09-01 Jakub Jelinek <jakub@redhat.com> 8946 8947 PR debug/7241 8948 * dwarf2out.c (base_type_die): Compare char_type_node with 8949 TYPE_MAIN_VARIANT (type), not type. 8950 89512005-09-01 Richard Guenther <rguenther@suse.de> 8952 8953 PR tree-optimization/15366 8954 * common.opt: Add -finline-functions-called-once. 8955 Put -fearly-inlining in alphabetically ordered place. 8956 * doc/invoke.texi: Document new option. 8957 * ipa-inline.c (cgraph_decide_inlining): Honour 8958 flag_inline_functions_called_once. 8959 89602005-09-01 Jakub Jelinek <jakub@redhat.com> 8961 8962 PR rtl-optimization/23478 8963 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field. 8964 (alloc_qty): Initialize it. 8965 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED. 8966 (combine_regs): Combine also n_throwing_calls_crossed fields. 8967 (find_free_reg): Don't attempt to caller-save pseudos crossing 8968 calls that might throw. 8969 * global.c (struct allocno): Add throwing_calls_crossed field. 8970 (global_alloc): Revert 2005-08-22 change. Initialize 8971 throwing_calls_crossed. 8972 (find_reg): Don't attempt to caller-save pseudos crossing calls that 8973 might throw. 8974 89752005-09-01 Alan Modra <amodra@bigpond.net.au> 8976 8977 PR target/23649 8978 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks. 8979 (mask64_operand): Reinstate code prior to 2005-06-11 change. 8980 (mask64_2_operand): Reinstate code prior to 2004-11-11 change. 8981 (and64_2_operand): Tweak to use predicate. 8982 (and_operand): Adjust for mask_operand changes. 8983 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11. 8984 (print_operand): Likewise. 8985 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand. 8986 (mask64_1or2_operand): Delete. 8987 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete. 8988 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11. 8989 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate. 8990 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches. 8991 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11. 8992 (rotldi3_internal4): Likewise. 8993 (rotldi3_internal5, rotldi3_internal5 split): Likewise. 8994 (rotldi3_internal6, rotldi3_internal6 split): Likewise. 8995 (ashldi3_internal7): Likewise. 8996 (ashldi3_internal8, ashldi3_internal8 split): Likewise. 8997 (ashldi3_internal, ashldi3_internal9 split): Likewise. 8998 (anddi3 split): Don't match mask64_operand. 8999 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate. 9000 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0 9001 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify 9002 't' splitter predicate. 9003 (movdi_internal64 + 2): Revert 2005-06-11 change. 9004 90052005-08-31 DJ Delorie <dj@redhat.com> 9006 9007 * config/m32c/m32c.c (m32c_valid_pointer_mode): New. 9008 (m32c_asm_integer): Add support for 32 bit pointers. 9009 90102005-08-31 Richard Henderson <rth@redhat.com> 9011 9012 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through 9013 component-like references for setting MEM_NOTRAP_P. 9014 9015 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P. 9016 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise. 9017 90182005-08-31 Richard Henderson <rth@redhat.com> 9019 9020 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs 9021 into a pseudo before applying gen_lowpart. 9022 90232005-08-31 Geoffrey Keating <geoffk@apple.com> 9024 9025 * doc/install.texi (Specific): Update cctools version required 9026 for full functionality. 9027 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the 9028 linkers as -macosx_version_min. 9029 90302005-08-31 J"orn Rennecke <joern.rennecke@st.com> 9031 9032 PR target/21255 9033 * sh.c (print_operand, %R and %S): Add handling of floating point 9034 registers, memory, constants and invalid operands. 9035 90362005-08-31 Daniel Berlin <dberlin@dberlin.org> 9037 9038 * ipa-pure-const.c: Change dump name. 9039 90402005-08-31 Uros Bizjak <uros@kss-loka.si> 9041 9042 PR target/23570 9043 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint 9044 to "reg_or_0_operand". 9045 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand". 9046 90472005-08-31 Dale Johannesen <dalej@apple.com> 9048 9049 * loop-iv.c (iv_number_of_iterations): Fix overflow check for 9050 loops that count down. 9051 90522005-08-31 Richard Henderson <rth@redhat.com> 9053 9054 PR rtl-opt/23601 9055 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots. 9056 (fixup_eh_region_note): New. 9057 (reload_as_needed): Call it. 9058 (fixup_abnormal_edges): Allow all throwing insns to be deleted; 9059 don't call find_many_sub_basic_blocks; call verify_flow_info. 9060 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P. 9061 (keep_stack_depressed): Likewise. 9062 (assign_stack_temp_for_type): Likewise; use adjust_address_nv. 9063 90642005-08-31 Richard Henderson <rth@redhat.com> 9065 9066 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for 9067 fp return matching. 9068 90692005-08-31 Fariborz Jahanian <fjahanian@apple.com> 9070 9071 * expr.c (expand_expr_real_1): Compare size of address 9072 mode to target's address mode size in deciding expansion of 9073 the constant address. 9074 90752005-08-31 Richard Guenther <rguenther@suse.de> 9076 9077 PR middle-end/23477 9078 * expr.c (all_zeros_p): New function. 9079 (expand_expr_real_1): Handle the case of an all-zero 9080 non-addressable constructor separately. 9081 90822005-08-31 Adrian Straetling <straetling@de.ibm.com> 9083 9084 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change 9085 arguments, adjust all callers. 9086 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy. 9087 90882005-08-30 Richard Henderson <rth@redhat.com> 9089 9090 PR target/23630 9091 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart 9092 whenever the mode sizes match. 9093 90942005-08-31 Alan Modra <amodra@bigpond.net.au> 9095 9096 * calls.c (load_register_parameters): Fix comment typo. 9097 * expr.c (emit_push_insn): Comment formatting. 9098 90992005-08-30 Ian Lance Taylor <ian@airs.com> 9100 9101 * config/i386/x-cygwin (host-cygwin): Change dependency from 9102 hosthooks-def.h to $(HOSTHOOKS_DEF_H). 9103 91042005-08-29 Geoffrey Keating <geoffk@apple.com> 9105 9106 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify 9107 parts of 'vals'. 9108 91092005-08-29 Andrew Pinski <pinskia@physics.uc.edu> 9110 9111 PR middle-end/23408 9112 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the 9113 call to ggc_collect. 9114 91152005-08-29 Paolo Bonzini <bonzini@gnu.org> 9116 9117 PR bootstrap/21268 9118 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the 9119 beginning. Remove $(INCLUDES) from all the rules, if following 9120 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS). 9121 91222005-08-29 Jakub Jelinek <jakub@redhat.com> 9123 9124 PR middle-end/23484 9125 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk, 9126 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is 9127 not constant, but maxlen is, don't set len to maxlen, rather 9128 set maxlen to len if len is a constant. 9129 91302005-08-29 Zdenek Dvorak <dvorakz@suse.cz> 9131 9132 PR tree-optimization/23475 9133 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies 9134 and counts. 9135 91362005-08-28 Daniel Berlin <dberlin@dberlin.org> 9137 9138 Fix PR middle-end/22455 9139 9140 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size. 9141 Checksum only the parts of the tree that exist for the tree code. 9142 91432005-08-28 Dale Johannesen <dalej@apple.com> 9144 9145 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO. 9146 91472005-08-28 Andrew Pinski <pinskia@physics.uc.edu> 9148 9149 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize. 9150 91512005-08-28 Richard Henderson <rth@redhat.com> 9152 9153 * stor-layout.c (finalize_type_size): Revert workaround from 08-26. 9154 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment 9155 of char_type_node. 9156 91572005-08-28 Jakub Jelinek <jakub@redhat.com> 9158 9159 PR ada/23593 9160 * builtins.c (get_memory_rtx): Don't strip nops 9161 in between COMPONENT_REFs. 9162 91632005-08-27 Andrew Pinski <pinskia@physics.uc.edu> 9164 9165 PR middle-end/23463 9166 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized 9167 types. 9168 (gimplify_modify_expr): Check for zero sized types and gimplify the 9169 rhs and lhs as statements. 9170 91712005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca> 9172 9173 PR libgcj/23508 9174 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame 9175 state for return address column of signal frames. 9176 91772005-08-27 David Edelsohn <edelsohn@gnu.org> 9178 9179 PR target/23539 9180 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when 9181 bytes >= 2 not bytes == 2. 9182 (expand_block_move): Same. 9183 91842005-08-27 Richard Guenther <rguenther@suse.de> 9185 9186 PR target/23575 9187 * config/i386/sse.md (sse2_movsd): Add missing closing 9188 braces. 9189 91902005-08-27 Paul Brook <paul@codesourcery.com> 9191 9192 * genrecog.c (enum decision_type): Add DT_num_insns. 9193 (struct decision_test): Add u.num_insns. 9194 (add_to_sequence): Add DT_num_insns test. 9195 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns. 9196 (write_cond, debug_decision_2): Ditto. 9197 (change_state): Assume peep2_next_insn never fails. 9198 Remove "afterward" argument. 9199 (write afterward, write_tree): Update to match. 9200 * recog.c (peep2_current_count): New variable. 9201 (peep2_next_insn): Check it. 9202 (peephole2_optimize): Set peep2_current_count. 9203 * recog.h (peep2_current_count): Declare. 9204 92052005-08-26 Josh Conner <jconner@apple.com> 9206 9207 PR middle-end/23584 9208 * ipa-pure-const.c (check_tree): Check for volatile-ness 9209 when considering a dereference. 9210 92112005-08-27 Jakub Jelinek <jakub@redhat.com> 9212 9213 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo. 9214 92152005-08-26 Jakub Jelinek <jakub@redhat.com> 9216 9217 PR rtl-optimization/23561 9218 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is 9219 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless 9220 at most LEN bytes long memory fits into the field. 9221 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr, 9222 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp, 9223 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers. 9224 92252005-08-26 Richard Henderson <rth@redhat.com> 9226 9227 PR rtl-opt/23560 9228 * loop.c (biased_biv_may_wrap_p): New. 9229 (maybe_eliminate_biv_1): Use it to suppress non-equality 9230 comparison transformations. Delete disabled code. 9231 92322005-08-26 Ian Lance Taylor <ian@airs.com> 9233 9234 * combine.c (make_extraction): Avoid reference outside object. 9235 92362005-08-26 J"orn Rennecke <joern.rennecke@st.com> 9237 9238 * stor-layout.c (finalize_type_size): Restore behaviour for 9239 non-aggregate types to the status quo ante of the patch for 9240 pr 23467. Document why it matters. 9241 92422005-08-26 Jakub Jelinek <jakub@redhat.com> 9243 9244 PR c/23506 9245 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types 9246 array by one element, initialize the BT_LAST element with NULL. 9247 92482005-08-26 David Edelsohn <edelsohn@gnu.org> 9249 9250 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when 9251 optimizing for size. 9252 (plus_eqsi): Same. 9253 (compare_plus_eqsi): Same. 9254 (plus_eqsi_compare): Same. 9255 (neg_eq0<mode>): Same. 9256 (neg_eq<mode>): Same. 9257 9258 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to 9259 PROCESSOR_POWER4. 9260 92612005-08-26 Nick Clifton <nickc@redhat.com> 9262 9263 * config/v850/v850.c (ep_memory_operand): Return FALSE if 9264 TARGET_EP is not defined. 9265 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if 9266 TARGET_EP is enabled. 9267 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing. 9268 * config/v850/v850.md (save_all_interrupt): Only use the EP 9269 register if TARGET_EP is defined. 9270 (restore_all_interrupt): Likewise. 9271 * config/v850/lib1funcs.asm: Update functions so that the EP 9272 register is only used if __EP__ is defined. 9273 92742005-08-26 David Ung <davidu@mips.com> 9275 9276 * config/mips/mips.c (mips_expand_prologue): Handle case when 9277 generating for MIPS16 and the outgoing argument area is more than 9278 SMALL_OPERAND. Use the frame pointer as temporary to generate the 9279 add instruction. 9280 92812005-08-26 Paul Woegerer <paul.woegerer@nsc.com> 9282 9283 * config/crx/crx.md: Make doloop_end pattern usage controllable 9284 via mloop-nesting=<max-nesting> command line switch. Make sure 9285 the combiner cannot use doloop_end_<mode> in an illegal way. 9286 * config/crx/crx.c: Use regs up to r6 for argument passing. 9287 Refine crx_address_cost (non cst4 displacements are expensive). 9288 * config/crx/crx.opt: Add switch for mloop-nesting=. 9289 92902005-08-26 Adrian Straetling <straetling@de.ibm.com> 9291 9292 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns. 9293 (UNSPEC_MVST): New constant. 9294 92952005-08-26 Andreas Krebbel <krebbel1@de.ibm.com> 9296 9297 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"): 9298 Reject operands containing eliminable registers. 9299 * testsuite/gcc.dg/20050825-1.c: New testcase. 9300 93012005-08-24 Paolo Bonzini <bonzini@gnu.org> 9302 Jan Hubicka <jh@suse.cz> 9303 9304 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links. 9305 93062005-08-24 Paolo Bonzini <bonzini@gnu.org> 9307 9308 PR tree-optimization/23546 9309 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST 9310 and REAL_CST nodes. 9311 93122005-08-24 Pete Steinmetz <steinmtz@us.ibm.com> 9313 9314 * params.def (PARAM_MIN_SPEC_PROB): New. 9315 * sched-rgn.c (MIN_PROBABILITY): Delete. 9316 (compute_trg_info): Convert to PARAM_VALUE. 9317 * doc/invoke.texi (param): Document min-spec-prob. 9318 93192005-08-24 Fariborz Jahanian <fjahanian@apple.com> 9320 9321 * config/darwin.h: define __PIC__ 9322 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to 9323 TARGET_OS_CPP_BUILTINS macro. 9324 93252005-08-24 Paolo Bonzini <bonzini@gnu.org> 9326 9327 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added 9328 yesterday. 9329 93302005-08-24 Zdenek Dvorak <dvorakz@suse.cz> 9331 9332 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument 9333 to duplicate_block. 9334 * cfghooks.c (duplicate_block): Added position where to place 9335 new block as argument. 9336 * cfghooks.h (duplicate_block): Declaration changed. 9337 * cfglayout.c (copy_bbs): Add argument after. Pass it to 9338 duplicate_block. 9339 * cfglayout.h (copy_bbs): Declaration changed. 9340 * cfgloop.h (loop_version): Declaration changed. 9341 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass 9342 position to copy_bbs. 9343 (loop_version): Pass position to duplicate_loop_to_header_edge. 9344 Add place_after argument and position new blocks according to 9345 it. 9346 * modulo-sched.c (sms_schedule): Pass place_after argument 9347 to loop_version. 9348 * tracer.c (tail_duplicate): Pass argument to duplicate_block. 9349 * tree-cfg.c (split_edge_bb_loc): New function. 9350 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc 9351 to determine position of new blocks. 9352 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument 9353 to loop_version. 9354 * tree-ssa-threadupdate.c (create_block_for_threading): Pass 9355 argument to duplicate_block. 9356 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): 9357 Pass position to copy_bbs. 9358 93592005-08-24 Zdenek Dvorak <dvorakz@suse.cz> 9360 9361 * fold-const.c (ptr_difference_const): Use 9362 cst_and_fits_in_hwi instead of host_integerp. 9363 93642005-08-24 Paolo Bonzini <bonzini@gnu.org> 9365 9366 * config/darwin.c (gen_pic_offset): New. 9367 (machopic_indirect_data_reference, machopic_legitimize_pic_address): 9368 Use it. 9369 93702005-08-23 Zdenek Dvorak <dvorakz@suse.cz> 9371 9372 PR tree-optimization/23486 9373 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals. 9374 93752005-08-23 Phil Edwards <phil@codesourcery.com> 9376 9377 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options, 9378 remove use_collect2. 9379 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target. 9380 9381 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target 9382 configuration files to override the default value. 9383 9384 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO, 9385 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS. 9386 * config/vx-common.h: New file, split out from... 9387 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode. 9388 * config/vxworksae.h: New file, for VxWorks AE. 9389 * config/vxworks.opt: New file. 9390 * config/vxlib.c: Update for VxWorks 6. 9391 9392 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust 9393 other MULTILIB_* variables appropriately. 9394 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm. 9395 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE. 9396 * config/rs6000/vxworks.h: Update for VxWorks 6. 9397 * config/rs6000/vxworksae.h: New file, mostly placeholder for now. 9398 93992005-08-23 Andrew Pinski <pinskia@physics.uc.edu> 9400 9401 PR target/20799 9402 * config/darwin.c (machopic_select_section): Remove the hack to 9403 mark "::operator new" and "::operator delete" for coalescing 9404 even though they are not weak. 9405 94062005-08-24 Alan Modra <amodra@bigpond.net.au> 9407 9408 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch. 9409 * configure: Regenerate. 9410 94112005-08-23 Paolo Bonzini <bonzini@gnu.org> 9412 9413 PR middle-end/23517 9414 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert 9415 between vectors. 9416 * convert.c (convert_to_integer, convert_to_vector): Likewise. 9417 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1): 9418 Likewise. 9419 94202005-08-23 Paolo Bonzini <bonzini@gnu.org> 9421 9422 * config/rs6000/predicates.md (equality_operator): New. 9423 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for 9424 comparison with a large constant. 9425 94262005-08-23 Mark Mitchell <mark@codesourcery.com> 9427 9428 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT. 9429 94302005-08-23 J"orn Rennecke <joern.rennecke@st.com> 9431 9432 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp 9433 registers is even, and we have a hardware double precision fp, 9434 align the buffer. 9435 (sh_gimplify_va_arg_expr): For floating point arguments, consider 9436 size of current argument when checking if argument was passed in 9437 registers. 9438 9439 * sh.c (sh_attr_renesas_p): Handle error_mark_node. 9440 9441 PR middle-end/23467 9442 * stor-layout.c (finalize_type_size): Dont override 9443 existing alignment with a smaller alignment from the mode. 9444 94452005-08-23 Sebastian Pop <pop@cri.ensmp.fr> 9446 9447 * lambda-code.c (lambda_vector_lexico_pos): Moved... 9448 * lambda.h (lambda_vector_lexico_pos): ... here. 9449 * tree-data-ref.c (build_classic_dist_vector): Return false when 9450 the distance vector is lexicographically negative. 9451 94522005-08-23 Sebastian Pop <pop@cri.ensmp.fr> 9453 9454 PR tree-optimization/23511 9455 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't 9456 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE. 9457 94582005-08-23 Jakub Jelinek <jakub@redhat.com> 9459 9460 PR tree-optimization/22043 9461 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument. 9462 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument. 9463 If ALLOW_FLEXARR, handle types ending with flexible array member. 9464 Pass false as second argument to recursive count_type_elements calls. 9465 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second 9466 argument to count_type_elements call. 9467 * tree-sra.c (decide_block_copy): Likewise. 9468 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0 9469 for a constant-sized object, set cleared as well. Pass true as 9470 second argument to count_type_elements call. 9471 94722005-08-23 Alan Modra <amodra@bigpond.net.au> 9473 9474 PR target/21571 9475 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename 9476 from legitimate_small_data_p, and make global. Update use. 9477 Remove forward declaration. 9478 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p): 9479 Declare. 9480 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems. 9481 94822005-08-23 David Edelsohn <edelsohn@gnu.org> 9483 9484 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead 9485 of scratch intermediates. 9486 (eq<mode>_compare): Same. 9487 (neg_eq0<mode>): New. 9488 (neg_eq<mode>): Convert to define_insn_and_split. 9489 94902005-08-23 Alan Modra <amodra@bigpond.net.au> 9491 9492 PR target/23070 9493 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to 9494 stdarg functions, set/clear the fp marker even when no variable 9495 args are passed. 9496 * config/rs6000/sysv4.opt (mprototype): Describe. 9497 94982005-08-22 Jakub Jelinek <jakub@redhat.com> 9499 9500 PR rtl-optimization/23478 9501 * regs.h (reg_info): Add throw_calls_crossed. 9502 (REG_N_THROWING_CALLS_CROSSED): Define. 9503 * flow.c (allocate_reg_life_data): Initialize 9504 REG_N_THROWING_CALLS_CROSSED. 9505 (propagate_one_insn, attempt_auto_inc): Update 9506 REG_N_THROWING_CALLS_CROSSED. 9507 * global.c (global_alloc): Don't allocate pseudos across 9508 calls that may throw. 9509 95102005-08-22 Andrew Pinski <pinskia@physics.uc.edu> 9511 9512 PR c/18715 9513 * c-common.c (c_do_switch_warnings): Look for a node where the enum's 9514 value is inbetween the range if we did not find an exact match. 9515 95162005-08-22 Aldy Hernandez <aldyh@redhat.com> 9517 9518 * doc/invoke.texi (Option Summary): Add ms1 options. 9519 * doc/extend.texi: Document interrupt handler attribute for ms1. 9520 * doc/md.texi: Document ms1 constraints. 9521 * config.gcc: Add ms1-*-elf. 9522 * config/ms1/ms1.h: New. 9523 * config/ms1/ms1.c: New. 9524 * config/ms1/ms1.md: New. 9525 * config/ms1/ms1-protos.h: New. 9526 * config/ms1/ABI.txt: New. 9527 * config/ms1/crti.asm: New. 9528 * config/ms1/crtn.asm: New. 9529 * config/ms1/lib2extra-funcs.c: New. 9530 * config/ms1/t-ms1: New. 9531 * config/ms1/ms1.opt: New. 9532 95332005-08-22 Ira Rosen <irar@il.ibm.com> 9534 9535 * config/rs6000/altivec.md (xorv4sf3): New. 9536 (negv4sf2, neg<mode>2): Likewise. 9537 95382005-08-21 H.J. Lu <hongjiu.lu@intel.com> 9539 9540 PR target/23485 9541 * config/ia64/ia64.md (divsi3): Check divide by zero. 9542 (udivsi3): Likewise. 9543 (divdi3): Likewise. 9544 (udivdi3): Likewise. 9545 95462005-08-21 Jakub Jelinek <jakub@redhat.com> 9547 9548 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear 9549 up to elem_bitsize bits, not max_bitsize. 9550 95512005-08-21 Sebastian Pop <pop@cri.ensmp.fr> 9552 9553 PR tree-optimization/23433 9554 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a 9555 REAL_CST when the type is SCALAR_FLOAT_TYPE_P. 9556 95572005-08-21 Sebastian Pop <pop@cri.ensmp.fr> 9558 9559 PR tree-optimization/23434 9560 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when 9561 the iteration bound is not an INTEGER_CST. 9562 95632005-08-21 Dorit Nuzman <dorit@il.ibm.com> 9564 9565 * tree-vect-transform.c (get_initial_def_for_reduction): Set 9566 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to 9567 NULL if need_epilog_adjust is false. 9568 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed. 9569 Case 3 always peels first itration, not just for PLUS case, and no need 9570 to use scalar_initial_def here. Create an epilog adjustment only if 9571 scalar_initial_def is not NULL. 9572 9573 (vectorizable_reduction): Remove assert. 9574 95752005-08-20 H.J. Lu <hongjiu.lu@intel.com> 9576 9577 PR target/23485 9578 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero. 9579 (__moddi3): Likewise. 9580 (__udivdi3): Likewise. 9581 (__umoddi3): Likewise. 9582 (__divsi3): Likewise. 9583 (__modsi3): Likewise. 9584 (__udivsi3): Likewise. 9585 (__umodsi3): Likewise. 9586 95872005-08-20 Jakub Jelinek <jakub@redhat.com> 9588 9589 * tree-pass.h (TDF_GRAPH): Define. 9590 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all". 9591 * passes.c (finish_optimization_passes): Only call 9592 finish_graph_dump_file if TDF_GRAPH is set. 9593 (execute_one_pass): Only call clean_graph_dump_file if dump_file != 9594 NULL. Set TDF_GRAPH bit. 9595 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set. 9596 95972005-08-20 Richard Earnshaw <richard.earnshaw@arm.com> 9598 9599 * arm.h (arm_stack_offsets): Add locals_base field. 9600 * arm.c (arm_get_frame_offsets): Compute it. 9601 (thumb_compute_initial_elimination offset): Make the Thumb frame 9602 pointer point to the base of the local variables. 9603 (thumb_expand_prologue): Update accordingly. 9604 (thumb_expand_epilogue): Likewise. 9605 9606 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change 9607 mode of clobbered scratch to DImode. Handle a case that's known to 9608 need this. 9609 96102005-08-19 David Edelsohn <edelsohn@gnu.org> 9611 9612 * config/rs6000/rs6000.md (gt0<mode>): Delete. 9613 (gt0<mode>_compare): Delete. 9614 (neg_gt0<mode>): Delete. 9615 96162005-08-19 Eric Christopher <echristo@apple.com> 9617 9618 * optabs.h: Change CTI_ to COI_. 9619 * optabs.c: Ditto. 9620 96212005-08-19 James E Wilson <wilson@specifix.com> 9622 9623 * builtins.c (expand_builtin_return_addr): Set 9624 current_function_accesses_prior_frames when count != 0. Use 9625 frame_pointer_rtx when count == 0. 9626 * function.h (struct function): Add accesses_prior_frames field. 9627 (current_function_accesses_prior_frames): Define. 9628 * reload1.c (init_elim_table): Check 9629 current_function_accesses_prior_frames. 9630 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs. 9631 96322005-08-19 Diego Novillo <dnovillo@redhat.com> 9633 9634 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change 9635 indicator. Return true if the flowgraph changed during 9636 cleanup. 9637 96382005-08-19 Diego Novillo <dnovillo@redhat.com> 9639 9640 PR 23476 9641 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the 9642 conditional expression before testing its value. 9643 96442005-08-19 Diego Novillo <dnovillo@redhat.com> 9645 9646 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts. 9647 96482005-08-19 Devang Patel <dpatel@apple.com> 9649 9650 PR tree-optimization/23048 9651 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as 9652 third parameter. Check whether latch is dominated by exit 9653 block or not. 9654 (if_convertible_loop_p): Supply exit block itself to 9655 if_convertible_bb_p. 9656 96572005-08-19 Richard Earnshaw <richard.earnshaw@arm.com> 9658 9659 PR target/23473 9660 * arm.md (arm_load_pic_register): Change argument to the mask of 9661 saved registers. Call thumb_find_work_register if we need a 9662 scratch register on Thumb. 9663 (arm_expand_prologue): Pass empty register set to 9664 arm_load_pic_register. 9665 (thumb_expand_prologue): Pass live_regs_mask directly to 9666 arm_load_pic_register. 9667 * arm-protos.h (arm_load_pic_register): Update prototype. 9668 96692005-08-19 J"orn Rennecke <joern.rennecke@st.com> 9670 9671 * sh.c (find_sole_member): New function. 9672 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch 9673 if the record's alignment is larger than the size of its only member. 9674 96752005-08-19 Richard Earnshaw <richard.earnshaw@arm.com> 9676 9677 PR target/23436 9678 * arm.c (thumb_legitimize_reload_address): New function. 9679 * arm-protos.h (thumb_legitimize_reload_address): Add prototype. 9680 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it. 9681 96822005-08-19 Paul Woegerer <paul.woegerer@nsc.com> 9683 9684 * config/crx/crx.c: Implement crx_decompose_address. Reject 9685 symbolic displacements since CRX register relative adressing 9686 mode can't handle unsigned 32-bit values as displacements. 9687 * config/crx/crx.h: Simplify definitions, remove redundant 9688 parenthesis and obsolete macros. 9689 * config/crx/crx.opt: Add new switch for debugging addresses. 9690 * config/crx/crx-protos.h: Add new declarations for above. 9691 96922005-08-19 Andrew Pinski <pinskia@physics.uc.edu> 9693 9694 PR middle-end/20624 9695 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by 9696 looking past it. 9697 96982005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9699 9700 * collect2.c (dup2): Delete. 9701 * configure.ac: Don't check for dup2. 9702 9703 * config.in, configure: Regenerate. 9704 97052005-08-18 J"orn Rennecke <joern.rennecke@st.com> 9706 9707 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE 9708 record with the type of its only member. 9709 97102005-08-18 David Edelsohn <edelsohn@gnu.org> 9711 9712 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to 9713 define_insn_and_split. 9714 (plus_ltu<mode>_compare): Same. 9715 (gtu<mode>_compare): Same. 9716 (plus_gtu<mode>_compare): Same. 9717 97182005-08-18 Dorit Nuzman <dorit@il.ibm.com> 9719 9720 PR tree-optimization/22228 9721 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to 9722 todo_flags_start. 9723 * tree-vect-transform.c (vect_transform_loop): Mark the variables that 9724 are recorded in vect_vnames_to_rename for renaming. 9725 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap. 9726 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming 9727 in vect_vnames_to_rename. 9728 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap. 9729 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable. 9730 97312005-08-18 Jan Hubicka <jh@suse.cz> 9732 9733 PR c++/22034 9734 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug 9735 info only for local statics, not for member variables. 9736 97372005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 9738 9739 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo. 9740 97412005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 9742 9743 * c-typeck.c (designator_errorneous): Rename to designator_erroneous. 9744 97452005-08-18 Andrew Pinski <pinskia@physics.uc.edu> 9746 9747 PR middle-end/16045 9748 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time. 9749 97502005-08-17 James E Wilson <wilson@specifix.com> 9751 9752 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in 9753 array size check. 9754 97552005-08-17 David Edelsohn <edelsohn@gnu.org> 9756 9757 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro. 9758 (leu<mode>_compare): Same. 9759 (plus_leu<mode>): Same. 9760 (neg_leu<mode>): Same. 9761 (and_neg_leu<mode): Same. 9762 (ltu<mode>_compare): Same. 9763 (plus_ltu<mode>): Same. 9764 (geu<mode>): Same. 9765 (geu<mode>_compare): Same. 9766 (plus_geu<mode>): Same. 9767 (neg_geu<mode>): Same. 9768 (and_neg_geu<mode>): Same. 9769 (plus_gt<mode>): Same. 9770 (gtu<mode>_compare): Same. 9771 (plus_gtu<mode>): Same. 9772 97732005-08-17 Erik Christiansen <erik@dd.nec.com.au> 9774 9775 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos. 9776 Move call_table_data to end. Delete spurious .text. 9777 (callt_save_all_interrupt): Fix comment typo. 9778 97792005-08-17 James E Wilson <wilson@specifix.com> 9780 Kevin Winchester <winchester@amirix.com> 9781 9782 PR target/21684 9783 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0. 9784 97852005-08-17 Uros Bizjak <uros@kss-loka.si> 9786 9787 PR target/23268 9788 * config/i386/i386.md ("*fist<mode>2_1"): New pattern. 9789 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern. 9790 97912005-08-17 J"orn Rennecke <joern.rennecke@st.com> 9792 9793 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE 9794 record with the type of its only member if the modes don't match. 9795 9796 * varasm.c (decode_reg_name): Skip empty additional register names. 9797 97982005-08-16 Zdenek Dvorak <dvorakz@suse.cz> 9799 9800 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name, 9801 lsm_tmp_name_length): New. 9802 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions. 9803 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp". 9804 98052005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com> 9806 Andreas Krebbel <krebbel1@de.ibm.com> 9807 9808 * config.gcc: Added z9-109 switch. 9809 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl", 9810 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi", 9811 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other", 9812 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf", 9813 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable 9814 for "z9_109" cpu attribute. 9815 * config/s390/s390.c (z9_109_cost): New processor cost structure. 9816 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros. 9817 (s390_handle_arch_option): Added z9-109 switch. 9818 (override_options): Set respective cost function for z9-109. 9819 (s390_const_ok_for_constraint_p): New constraints Os, Op, On. 9820 (legitimate_reload_constant_p): Accept extended immediates. 9821 (print_operand): Three new output modifiers added: k, m and o. 9822 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990. 9823 (s390_output_mi_thunk): Use extended immediate when possible. 9824 * config/s390/s390.h (processor_flags): Added PF_EXTIMM. 9825 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros. 9826 (CONSTRAINT_LEN): Added length of O constraint. 9827 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added. 9828 * config/s390/s390.md ("cpu"): New value z9_109 added. 9829 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm", 9830 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm", 9831 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm", 9832 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm", 9833 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns. 9834 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2", 9835 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64", 9836 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM. 9837 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu", 9838 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc", 9839 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc", 9840 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3", 9841 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc", 9842 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly", 9843 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended 9844 immediates. 9845 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2", 9846 "zero_extend<mode>si2"): Allow memory operands and don't manually emit 9847 insns for TARGET_EXTIMM. 9848 98492005-08-17 Andreas Krebbel <krebbel1@de.ibm.com> 9850 9851 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options. 9852 98532005-08-17 Nick Clifton <nickc@redhat.com> 9854 9855 * config/stormy16/stormy16.c (xstormy16_encode_section_info): 9856 Call default_encode_section_info. 9857 98582005-08-17 Steven Bosscher <stevenb@suse.de> 9859 9860 PR tree-optimization/21574 9861 * tree-ssa-ccp.c (likely_value): If the right hand side is a 9862 constant, return CONSTANT. 9863 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal. 9864 (ccp_fold, visit_assignment): Likewise. 9865 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way. 9866 98672005-08-16 James A. Morrison <phython@gcc.gnu.org> 9868 9869 * c-typeck.c (build_function_call): Call fold_buildN_initializer or 9870 fold_buildN instead of buildN then fold_initializer or fold. 9871 (build_unary_op): Likewise. 9872 (build_binary_op): Likewise. 9873 * fold-const.c (fold_initializer): Remove. 9874 (fold_build1_initializer): New function. 9875 (fold_build2_initializer): New function. 9876 (fold_build3_initializer): New function. 9877 * tree.h (fold_initializer): Remove. 9878 (fold_build1_initializer): New function. 9879 (fold_build2_initializer): New function. 9880 (fold_build3_initializer): New function. 9881 98822005-08-16 James A. Morrison <phython@gcc.gnu.org> 9883 9884 * fold-const.c (optimize_bit_field_compare): Remove extra fold call. 9885 (try_move_mult_to_index): Call fold_build2 instead of build2. 9886 (fold_binary): Don't call fold after calls to try_move_mult_to_index. 9887 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of 9888 fold_binary_to_constant. 9889 (infer_loop_bounds_from_undefined): Call fold_build2 instead of 9890 fold (build. 9891 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to 9892 check if A == gcd (A, B). Remove TYPE argument. 9893 (analyze_offset) Use fold_build2 instead of fold (build. 9894 (create_data_ref): Likewise. 9895 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p. 9896 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2 9897 then fold. 9898 98992005-08-17 Kelley Cook <kcook@gcc.gnu.org> 9900 9901 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c, 9902 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address. 9903 99042005-08-16 Andrew Pinski <pinskia@physics.uc.edu> 9905 9906 PR tree-opt/23402 9907 * gimplify.c (zero_sized_type): New function. 9908 (gimplify_modify_expr_rhs): If we have a zero sized type, 9909 replace the statement with an empty statement. 9910 99112005-08-16 H.J. Lu <hongjiu.lu@intel.com> 9912 9913 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for 9914 fxsave. 9915 99162005-08-16 Ian Lance Taylor <ian@airs.com> 9917 9918 * doc/tm.texi (Label Output): Correct typo. 9919 99202005-08-16 Steven Bosscher <stevenb@suse.de> 9921 9922 PR target/23376 9923 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that 9924 force_operand will work later on using have_insn_for. 9925 99262005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 9927 9928 * fold-const.c (tree_expr_nonnegative_p): Regroup cases. 9929 99302005-08-16 Ian Lance Taylor <ian@airs.com> 9931 9932 PR c++/23337 9933 * gimplify.c (gimplify_init_ctor_eval): If we see an element of 9934 vector type, don't try to construct it element by element. Add an 9935 assertion that we use a FIELD_DECL when building a COMPONENT_REF. 9936 99372005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 9938 9939 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR. 9940 99412005-08-16 Geoffrey Keating <geoffk@apple.com> 9942 9943 * doc/invoke.texi (Precompiled Headers): Document some more options 9944 which are known to be safe. 9945 99462005-08-16 James E Wilson <wilson@specifix.com> 9947 9948 PR tree-optimization/21105 9949 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in 9950 TREE_OVERFLOW check. 9951 99522005-08-16 David Edelsohn <edelsohn@gnu.org> 9953 9954 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro. 9955 (neg_ltu<mode>): Same. 9956 (gtu<mode>): Same. 9957 (neg_gtu<mode>): Same. 9958 99592005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 9960 9961 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold. 9962 (fold_builtin_isdigit): Use fold_buildN. 9963 (build_function_call_expr): Likewise. 9964 * c-typeck.c (c_finish_loop): Likewise. 9965 99662005-08-16 J"orn Rennecke <joern.rennecke@st.com> 9967 Richard Shann <rshann@superh.com> 9968 9969 PR middle-end/20396: 9970 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account. 9971 99722005-08-16 Sebastian Pop <pop@cri.ensmp.fr> 9973 9974 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment. 9975 99762005-08-15 Richard Earnshaw <richard.earnshaw@arm.com> 9977 9978 PR target/23355 9979 * arm.c (thumb_compute_save_reg_mask): Use similar logic to 9980 arm_compure_save_reg0_reg12_mask to determine when the PIC register 9981 must be saved. 9982 99832005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 9984 9985 PR middle-end/23369 9986 * fold-const.c (build_range_check): Disable optimization for function 9987 pointer expressions on targets that require function pointer 9988 canonicalization. 9989 99902005-08-15 Ulrich Weigand <uweigand@de.ibm.com> 9991 9992 * simplify-rtx.c (simplify_const_relational_operation): When 9993 extracting arguments of a COMPARE, recompute the mode as well. 9994 99952005-08-15 Ian Lance Taylor <ian@airs.com> 9996 9997 * tree.c (build_string): Mark tree CONSTANT and INVARIANT. 9998 99992005-08-15 DJ Delorie <dj@redhat.com> 10000 10001 * config/m32c/mov.md (movqi_op): Immediates can't be moved to 10002 the stack. 10003 (movsi_splittable): Allow, but split, moves to the stack. 10004 * config/m32c/m32c.c (m32c_split_move): Always split moves to the 10005 stack. 10006 100072005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10008 10009 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete. 10010 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR. 10011 * system.h (HOST_PTR_PRINTF): Don't define, poison it. 10012 10013 * bitmap.c, c-decl.c, config/i386/i386-interix.h, 10014 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c: 10015 Delete HOST_PTR_PRINTF. 10016 10017 * configure, config.in: Regenerate. 10018 100192005-08-15 David Edelsohn <edelsohn@gnu.org> 10020 10021 * config/rs6000/rs6000.md (QHSI): New mode macro. 10022 (wd): Extend mode attr for QImode and HImode 10023 (dbits): New mode attr. 10024 (zero_extend<mode>di2): Convert to mode macro. 10025 100262005-08-15 Steve Ellcey <sje@cup.hp.com> 10027 10028 PR target/21841 10029 * doc/invoke.texi (-mgnu-ld): Update description. 10030 (-mhp-ld): Ditto. 10031 100322005-08-15 Sebastian Pop <pop@cri.ensmp.fr> 10033 10034 PR 23391 10035 * Makefile.in (tree-chrec.o): Depends on real.h. 10036 * tree-chrec.c: Include real.h. 10037 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly, 10038 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P. 10039 * tree-scalar-evolution.c (add_to_evolution_1, 10040 interpret_rhs_modify_expr): Ditto. 10041 100422005-08-15 Sebastian Pop <pop@cri.ensmp.fr> 10043 10044 PR 23386 10045 * tree-data-ref.c (estimate_niter_from_size_of_data): When 10046 step is negative compute the estimation from init downwards to zero. 10047 100482005-08-14 James A. Morrison <phython@gcc.gnu.org> 10049 10050 * fold-const (fold_binary): Call fold_build2 instead of fold (build. 10051 100522005-08-14 Ulrich Weigand <uweigand@de.ibm.com> 10053 10054 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P' 10055 constraint. 10056 (legitimate_reload_constant_p): Fix handling of lliXX operands. 10057 Accept double-word constants that can be split. 10058 * config/s390/s390.md ("movti"): Use 'P' constraint. 10059 ("*movdi_31", "*movdf_31"): Likewise. 10060 100612005-08-14 Daniel Berlin <dberlin@dberlin.org> 10062 10063 Fix PR tree-optimization/22615 10064 10065 * tree-ssa-structalias.c (solution_set_add): Handle 10066 first_vi_for_offset returning NULL. 10067 (do_da_constraint): Ditto. 10068 (do_sd_constraint): Ditto. 10069 (do_ds_constraint): Ditto 10070 (find_func_aliases): Ditto. 10071 (build_constraint_graph): RHS is allowed be ANYTHING. 10072 (first_vi_for_offset): Return NULL if we couldn't find anything at 10073 the offset. 10074 100752005-08-14 Ulrich Weigand <uweigand@de.ibm.com> 10076 10077 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register 10078 over memory as first operand. 10079 100802005-08-14 H.J. Lu <hongjiu.lu@intel.com> 10081 10082 PR target/23360 10083 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is 10084 available for setting it. 10085 100862005-08-14 Ira Rosen <irar@il.ibm.com> 10087 10088 PR tree-optimization/23320 10089 * tree-data-ref.c (base_addr_differ_p): Add comment. Check 10090 data-refs' types instead of base object nullness. Add check for 10091 pointer type data-refs before first location comparison. Remove 10092 assert. 10093 100942005-08-14 Andreas Schwab <schwab@suse.de> 10095 10096 * doc/md.texi (Machine Constraints): Fix misplaced @end table. 10097 100982005-08-13 James E Wilson <wilson@specifix.com> 10099 10100 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document. 10101 * doc/invoke.texi (-Wstack-protector, -fstack-protector, 10102 -fstack-protector-all, --param ssp-buffer-size): Document. 10103 (-Wvariadic-macros): Alphabetize. 10104 (-fsched-stalled-insns-dep): Add missing 'f'. 10105 10106 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect 10107 macros. 10108 101092005-08-13 David Edelsohn <edelsohn@gnu.org> 10110 10111 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed 10112 or indirect address operand. 10113 (EXTRA_ADDRESS_CONSTRAINT): New. 10114 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a". 10115 101162005-08-13 Sebastian Pop <pop@cri.ensmp.fr> 10117 10118 PR tree-optimization/22236 10119 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print 10120 successors and predecessors. 10121 * tree-chrec.c (chrec_convert): Before converting, check that 10122 sequences don't wrap. 10123 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ... 10124 (analyze_array): Extern. 10125 (find_data_references_in_loop): Remove call to 10126 compute_estimated_nb_iterations. 10127 * tree-data-ref.h (analyze_array): Declared. 10128 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand, 10129 single_ssa_def_operand, zero_ssa_operands): Fix documentation. 10130 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter. 10131 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry 10132 condition. 10133 * tree-ssa-loop-ivcanon.c: Fix documentation. 10134 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note. 10135 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here. 10136 (infer_loop_bounds_from_undefined): New. 10137 (estimate_numbers_of_iterations_loop): Use 10138 infer_loop_bounds_from_undefined. 10139 (used_in_pointer_arithmetic_p): New. 10140 (scev_probably_wraps_p): Pass an extra parameter. Call 10141 used_in_pointer_arithmetic_p. Check that AT_STMT is not null. 10142 (convert_step): Fix documentation. 10143 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters. 10144 Use initial_condition_in_loop_num and evolution_part_in_loop_num 10145 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to 10146 scev_probably_wraps_p. 10147 101482005-08-13 Ulrich Weigand <uweigand@de.ibm.com> 10149 10150 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change. 10151 (s390_register_info): Ignore clobbered_regs information for fixed 10152 registers, and only fixed registers. 10153 (s390_init_frame_layout): Remove redundant call. 10154 101552005-08-12 Gerald Pfeifer <gerald@pfeifer.com> 10156 10157 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to 10158 description of -Wold-style-casts. 10159 101602005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10161 Jakub Jelinek <jakub@redhat.com> 10162 10163 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define. 10164 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added. 10165 * config/s390/s390.c (print_operand): New output modifier 'G' added. 10166 (get_thread_pointer): Renamed to s390_get_thread_pointer. 10167 * config/s390/s390.md (stack_protect_set, stack_protect_test): If 10168 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to 10169 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))). 10170 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. 10171 ("stack_protect_set", "stack_protect_test"): New expanders. 10172 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi", 10173 "stack_protect_testdi"): New insn definitions. 10174 101752005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10176 10177 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K. 10178 101792005-08-12 Paul Brook <paul@codesourcery.com> 10180 10181 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set. 10182 101832005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10184 10185 * config/s390/predicates.md (setmem_operand): New predicate. 10186 (shift_count_operand): Accept ANDs with special constants as 10187 operand. 10188 * config/s390/s390.c (print_shift_count_operand): Skip ANDs 10189 with special constants. 10190 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced 10191 shift_count_operand with setmem_operand. 10192 101932005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10194 10195 * config/s390/s390.c (s390_extract_part, s390_single_part): 10196 Type cast added. 10197 (s390_const_ok_for_constraint_p): Added SImode to the N constraint. 10198 (s390_output_mi_thunk): Don't use lg on 31 bit. 10199 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy. 10200 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH. 10201 102022005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10203 10204 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros. 10205 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p, 10206 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue, 10207 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P 10208 with one of the new macros. 10209 102102005-08-12 Andreas Krebbel <krebbel1@de.ibm.com> 10211 10212 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout): 10213 Don't set save_return_addr_p. 10214 (s390_register_info): Make clobbered_regs not depending on 10215 save_return_addr_p. 10216 102172005-08-12 Kaz Kojima <kkojima@gcc.gnu.org> 10218 10219 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }. 10220 (LINK_COMMAND_SPEC): Add space after %(link_ssp). 10221 102222005-08-11 James E. Wilson <wilson@specifix.com> 10223 10224 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New. 10225 102262005-08-11 Jakub Jelinek <jakub@redhat.com> 10227 10228 * dwarf2out.c (add_location_or_const_value_attribute): Prefer 10229 locations gathered by var-tracking in single entry loc_list 10230 over loc_descriptor_from_tree. 10231 10232 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument, 10233 pass it down to loc_descriptor. 10234 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor. 10235 (containing_function_has_frame_base): Move earlier in the file. 10236 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base 10237 instead of always assuming fbreg can't be used. 10238 102392005-08-11 David Edelsohn <edelsohn@gnu.org> 10240 10241 * config/rs6000/altivec.md: Change constraint "m" to "Z". 10242 * config/rs6000/predicates.md (indexed_or_indirect_operand): 10243 Accept address wrapped in AND for Altivec. 10244 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): 10245 Strip AND wrapping offset address for Altivec. 10246 102472005-08-11 Richard Henderson <rth@redhat.com> 10248 10249 PR middle-end/23312 10250 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE 10251 before using TYPE_IS_SIZETYPE. 10252 102532005-08-11 Richard Henderson <rth@redhat.com> 10254 10255 PR target/22225 10256 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for 10257 insn types not present on ev4. 10258 (alphaev5_insn_pipe): Similarly. 10259 102602005-08-11 Richard Earnshaw <richard.earnshaw@arm.com> 10261 10262 PR target/23250 10263 * arm.c (arm_override_options): If the user has selected callee-super- 10264 interworking, then enable normal interworking. 10265 102662005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 10267 10268 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before 10269 redefinition. 10270 102712005-08-11 Wu Zhou <woodzltc@cn.ibm.com> 10272 10273 * doc/rtl.texi: Fix two typos. 10274 102752005-08-11 Richard Guenther <rguenther@suse.de> 10276 10277 PR target/23289 10278 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle 10279 cases where we call to/from functions returning void. 10280 102812005-08-10 James A. Morrison <phython@gcc.gnu.org> 10282 10283 PR c++/23225 10284 * tree.c (build_pointer_type_for_mode): Robustify. 10285 102862005-08-10 James E Wilson <wilson@specifix.com> 10287 10288 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h 10289 (ASM_OUTPUT_ADDR_VEC_ELT): Delete. 10290 10291 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to 10292 "cum->". 10293 102942005-08-10 Eric Christopher <echristo@apple.com> 10295 10296 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite. 10297 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use 10298 V2DFmode. 10299 103002005-08-10 Andrew Pinski <pinskia@physics.uc.edu> 10301 10302 PR target/21887 10303 * config/darwin.c (machopic_indirect_data_reference): Use a new register 10304 for the high part when generating dynamic-no-pic code. 10305 103062005-08-10 H.J. Lu <hongjiu.lu@intel.com> 10307 10308 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file. 10309 (x86_64-*-linux*): Likewise. 10310 10311 * config/i386/crtfastmath.c: New file. 10312 * config/i386/t-crtfm: Likewise. 10313 10314 * config/i386/linux.h (ENDFILE_SPEC): New. 10315 * config/i386/linux64.h (ENDFILE_SPEC): Likewise. 10316 10317 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add 10318 crtfastmath.o. 10319 103202005-08-10 Dorit Nuzman <dorit@il.ibm.com> 10321 10322 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus): 10323 (vec_shl, vec_shr): Document new operations. 10324 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment. 10325 103262005-08-10 David Edelsohn <edelsohn@gnu.org> 10327 10328 * config/rs6000/predicates.md (indexed_or_indirect_address): New. 10329 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and 10330 change predicate to indexed_or_indirect_address. 10331 103322005-08-10 Richard Sandiford <richard@codesourcery.com> 10333 10334 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases. 10335 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv, 10336 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4 10337 and __aeabi_uwrite8. 10338 * config/arm/unaligned-funcs.c: New file. 10339 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c. 10340 103412005-08-09 Paolo Bonzini <bonzini@gnu.org> 10342 10343 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks): 10344 Add dump. 10345 * cfglayout.c (pass_insn_locators_initialize): Add dump. 10346 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): 10347 Add dump. 10348 * except.c (pass_convert_to_eh_region_ranges): Add dump. 10349 * final.c (pass_shorten_branches): Add dump. 10350 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump. 10351 (pass_life): Rename dump. 10352 (rest_of_handle_flow2): Remove initial verify_flow_info. 10353 * function.c (pass_instantiate_virtual_regs): Add dump. 10354 * integrate.c (pass_initial_value_sets): Add dump. 10355 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump. 10356 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump. 10357 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop, 10358 pass_rtl_unroll_and_peel_loops): Rename dump and add gate. 10359 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop, 10360 gate_rtl_unrool_and_peel_loops): New. 10361 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops, 10362 rtl_doloop): Do not look at flags. 10363 * mode-switching.c (pass_mode_switching): Add dump. 10364 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches, 10365 pass_split_before_regstack): Add dump. 10366 * regmove.c (pass_stack_adjustments): Add dump. 10367 * tree-optimize.c (pass_fixup_cfg): Add dump. 10368 103692005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> 10370 10371 PR 23309 10372 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when 10373 deciding which instruction sequence to use. 10374 103752005-08-09 Dorit Nuzman <dorit@il.ibm.com> 10376 10377 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set 10378 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs. 10379 103802005-08-09 Richard Guenther <rguenther@suse.de> 10381 10382 * c-common.c (builtin_function_2): Remove. 10383 (def_builtin_1): New function. 10384 (c_common_nodes_and_builtins): Use def_builtin_1 to 10385 build builtin functions. 10386 103872005-08-09 Jie Zhang <jie.zhang@analog.com> 10388 10389 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define. 10390 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define. 10391 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match 10392 Visual DSP. 10393 103942005-08-09 James A. Morrison <phython@gcc.gnu.org> 10395 10396 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use 10397 fold_binary instead of fold_build2 since we don't care about the 10398 resulting tree. 10399 (loop_niter_by_eval): Likewise. 10400 (compare_trees): Likewise. 10401 (proved_non_wrapping_p): Likewise. 10402 104032005-08-09 James A. Morrison <phython@gcc.gnu.org> 10404 10405 PR c/23161 10406 PR c/23165 10407 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see 10408 if the if is really empty. 10409 104102005-08-09 Steven Bosscher <stevenb@suse.de> 10411 10412 PR tree-optimization/23234 10413 * tree-ssa-math-opts.c (place_reciprocal): New enum. 10414 (execute_cse_reciprocals_1): Replace the 'phi' argument with an 10415 argument of the new enum. 10416 (execute_cse_reciprocals): Add reciprocals for function arguments 10417 on the unique successor edge of the entry block. Update other calls 10418 to execute_cse_reciprocals_1. 10419 104202005-08-08 Richard Henderson <rth@redhat.com> 10421 10422 PR 22439 10423 * gimplify.c (gimplify_one_sizepos): Preserve the original type. 10424 104252005-08-08 Bob Wilson <bob.wilson@acm.org> 10426 10427 * expr.c (write_complex_part): Return after handling MEM. 10428 104292005-08-08 Josh Conner <jconner@apple.com> 10430 10431 PR rtl-optimization/23241 10432 * combine.c (simplify_comparison): Fix error in determining 10433 whether to lift a subreg from comparison. 10434 104352005-08-08 David Edelsohn <edelsohn@gnu.org> 10436 10437 PR target/18506 10438 * config/rs6000/altivec.md (vec_init<mode>): New. 10439 (vec_set<mode>): New. 10440 (vec_extract<mode>): New. 10441 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New. 10442 (rs6000_expand_vector_set): New. 10443 (rs6000_expand_vector_extract): New. 10444 (rs6000_legitimate_offset_address_p): Offset addresses are valid 10445 for Altivec modes before reload. 10446 (altivec_expand_vec_init_builtin): New. 10447 (get_element_number): New. 10448 (altivec_expand_vec_set_builtin): New. 10449 (altivec_expand_vec_ext_builtin): New. 10450 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext 10451 builtins. 10452 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext 10453 builtins. 10454 * config/rs6000/rs6000.h (rs6000_builtins): Add 10455 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>, 10456 ALTIVEC_BUILTIN_VEC_EXT_<mode>. 10457 * config/rs6000/rs6000-protos.h: Declare new functions. 10458 104592005-08-08 Jan Hubicka <jh@suse.cz> 10460 10461 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode. 10462 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode. 10463 * i386.md (movdi*): Use pic_32bit_operand. 10464 * predicates.md (pic_32bit_operand): New. 10465 104662005-08-08 Nathan Sidwell <nathan@codesourcery.com> 10467 10468 PR c++/21166 10469 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible. 10470 104712005-08-07 James A. Morrison <phython@gcc.gnu.org> 10472 10473 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2. 10474 (test_for_singularity): Use fold_build2. 10475 104762005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 10477 10478 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound. 10479 104802005-08-07 Danny Smith <dannysmith@users.sourceforge.net> 10481 10482 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define. 10483 (COMMON_ASM_OP) Define. 10484 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED 10485 (ix86_encode_section_info): Likewise. 10486 (TARGET_ENCODE_SECTION_INFO): Conditionally define as 10487 SUBTARGET_ENCODE_SECTION_INFO. 10488 104892005-08-06 Richard Henderson <rth@redhat.com> 10490 10491 PR 21894 10492 * tree-nested.c (convert_local_reference): Save and restore val_only 10493 around component_ref and friends. Clear walk_subtrees by default. 10494 104952005-08-06 Peter O'Gorman <peter@pogma.com> 10496 10497 PR 21366 10498 * gcc.c (process_command): Check the argument to -b has a dash. 10499 * doc/invoke.texi: Update -b and -V docs. 10500 105012005-08-06 James E Wilson <wilson@specifix.com> 10502 10503 * config/mips/cross64.h, config/mips/t-cross64: Delete. 10504 105052005-08-06 Michael Matz <matz@suse.de> 10506 10507 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code 10508 member only if only one insn is associated with the value. 10509 105102005-08-06 Nick Clifton <nickc@redhat.com> 10511 10512 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100): 10513 New define. 10514 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed. 10515 * config/stormy16/stormy16.c (xstormy16_below100_symbol): 10516 Check symbol flags instead of symbol name mangling. 10517 (xstormy16_asm_output_aligned_common): Likewise. Also 10518 simplify code since the bss100_section cass is the only case 10519 where the below100 code will be triggered. 10520 (xstormy16_encode_section_info): Encode below100 attribute 10521 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling 10522 the name. 10523 (xstormy16_strip_name_encoding): Delete - this function is no 10524 longer needed. 10525 (TARGET_STRIP_NAME_ENCODING): Undefine. 10526 * config/stormy16/stormy16-protos.h: Delete prototype for 10527 xstormy16_strip_name_encoding. 10528 105292005-08-06 Kazu Hirata <kazu@codesourcery.com> 10530 10531 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c, 10532 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c, 10533 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h, 10534 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h, 10535 config/alpha/predicates.md, config/arc/arc.h, 10536 config/arm/arm.h, config/arm/ieee754-df.S, 10537 config/arm/ieee754-sf.S, config/bfin/bfin.c, 10538 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c, 10539 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h, 10540 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h, 10541 config/m68hc11/m68hc11.h, config/mips/mips.c, 10542 config/mips/mips.h, config/mips/openbsd.h, 10543 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h, 10544 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h, 10545 config/rs6000/rs6000.c, config/rs6000/rs6000.h, 10546 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h, 10547 config/sparc/linux.h, config/sparc/linux64.h, 10548 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h, 10549 doc/extend.texi, doc/gcov.texi, doc/install.texi, 10550 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc 10551 typos. Follow spelling conventions. 10552 105532005-08-06 Joseph S. Myers <joseph@codesourcery.com> 10554 10555 PR c/23113 10556 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start. 10557 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR 10558 specially. Check for side effects only for COND_EXPR. 10559 * c-typeck.c (c_finish_stmt_expr): Mark statement expression 10560 return with TREE_NO_WARNING. 10561 105622005-08-06 Richard Sandiford <richard@codesourcery.com> 10563 10564 PR rtl-optimization/23233 10565 * loop.c (combine_movables): Require the modes to be the same. 10566 (move_movables): Remove handling of cases where the replacement 10567 had a different mode to the original. 10568 105692005-08-05 James A. Morrison <phython@gcc.gnu.org> 10570 10571 PR tree-optimization/23128 10572 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or 10573 subtraction wrap, and set TREE_OVERFLOW if they do. 10574 105752005-08-05 Richard Henderson <rth@redhat.com> 10576 10577 PR 21728 10578 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into 10579 FORCED_LABEL labels. 10580 105812005-08-05 J"orn Rennecke <joern.rennecke@st.com> 10582 10583 PR middle-end/23135 10584 * reload.c (find_reloads_subreg_address): Pass down TYPE 10585 unchanged. Change all callers except find_reloads_toplev. 10586 105872005-08-05 Michael Matz <matz@suse.de> 10588 10589 * genattrtab.c (current_alternative_string): Remove. 10590 (SIMPLIFY_ALTERNATIVE): Ditto. 10591 (attr_alt_bit_p): Ditto. 10592 (alternative_name): Make const char *. 10593 (evaluate_eq_attr): Remove use of above things. 10594 (simplify_test_exp): Ditto. 10595 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 . 10596 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left'). 10597 105982005-08-04 James E Wilson <wilson@specifix.com> 10599 10600 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h, 10601 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h, 10602 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h, 10603 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h 10604 (LINK_SPEC): Delete useless %{Wl,*:%*} item. 10605 106062005-08-04 Richard Henderson <rth@redhat.com> 10607 10608 PR 21529 10609 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New. 10610 * params.h (SRA_MAX_STRUCTURE_COUNT): New. 10611 * tree-sra.c (decide_block_copy): Use it. Disable element copy 10612 if we'd have to instantiate too many members. 10613 106142005-08-04 Richard Henderson <rth@redhat.com> 10615 10616 PR 21291 10617 * tree-outof-ssa.c (coalesce_asm_operands): New. 10618 (coalesce_ssa_name): Use it. Split out ... 10619 (coalesce_phi_operands, coalesce_result_decls): ... these. 10620 106212005-08-04 Paul Brook <paul@codesourcery.com> 10622 10623 * read-rtl.c (read_quoted_string): Break if EOF. 10624 106252005-08-04 Andrew Pinski <pinskia@physics.uc.edu> 10626 10627 * tree.h (fold_build1): Change to macro and call fold_build1_stat. 10628 (fold_build2): Likewise. 10629 (fold_build3): Likewise. 10630 (fold_build1_stat): New function prototype. 10631 (fold_build2_stat): Likewise. 10632 (fold_build3_stat): Likewise. 10633 * fold-const.c (fold_build1): Rename to .. 10634 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats 10635 through to build1_stat. 10636 (fold_build2): Rename to .. 10637 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats 10638 through to build2_stat. 10639 (fold_build3): Rename to .. 10640 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats 10641 through to build3_stat. 10642 106432005-08-04 David Edelsohn <edelsohn@gnu.org> 10644 Ian Lance Taylor <ian@airs.com> 10645 10646 * function.c (assign_stack_local_1): Do not correct stack slot 10647 address if allocation size is smaller than mode size. 10648 106492005-08-04 Diego Novillo <dnovillo@redhat.com> 10650 10651 PR 22037 10652 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename. 10653 (tree_merge_blocks): Propagate anything allowed by 10654 may_propagate_copy. 10655 Clarify documentation. 10656 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the 10657 SSA form, schedule an update if necessary. 10658 106592005-08-04 Gerald Pfeifer <gerald@pfeifer.com> 10660 10661 * doc/install.texi (Binaries): Remove broken link to 10662 Sinix/Reliant Unix binaries. 10663 106642005-08-03 Richard Henderson <rth@redhat.com> 10665 10666 PR 23221 10667 * function.c (stack_protect_epilogue): Export. 10668 * tree.h (stack_protect_epilogue): Declare. 10669 * calls.c (expand_call): Call it. 10670 106712005-08-03 Eric Christopher <echristo@apple.com> 10672 10673 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all. 10674 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp 10675 spec. 10676 106772005-08-04 Jan Hubicka <jh@suse.cz> 10678 10679 * profile.c (branch_prob): Split edges with goto locus on them 10680 to get proper line counts. 10681 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any. 10682 106832005-08-03 Paul Brook <paul@codesourcery.com> 10684 10685 * function.c (assign_parms): Round current_function_args_size 10686 to PARM_BOUNDARY, not STACK_BOUNDARY. 10687 106882005-08-03 Geoffrey Keating <geoffk@apple.com> 10689 10690 * config/i386/i386.c (x86_elf_aligned_common) 10691 (x86_output_aligned_bss): Don't try to use symbols that aren't defined. 10692 106932005-08-03 Zdenek Dvorak <dvorakz@suse.cz> 10694 10695 PR tree-optimization/23157 10696 * tree-scalar-evolution.c (scev_const_prop): Unshare trees 10697 before emitting them. 10698 106992005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 10700 10701 PR tree-optimization/19899 10702 * Makefile.in (tree-scalar-evolution.o): Add real.h. 10703 * tree-scalar-evolution.c: Include real.h. 10704 (add_to_evolution): Build constant -1 of correct type. 10705 107062005-08-03 Jan Hubicka <jh@suse.cz> 10707 10708 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag. 10709 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case 10710 profile updating for complette unrolling. 10711 * loop-unroll.c (peel_loop_completely): Use it. 10712 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise. 10713 (tree_unroll_loops_completely): Disable code growing unrolling of cold 10714 loops. 10715 107162005-08-03 Paul Brook <paul@codesourcery.com> 10717 10718 * combine.c (can_change_dest_mode): New function. 10719 (try_combine, simplify_set): Use it. 10720 107212005-08-03 Eric Botcazou <ebotcazou@adacore.com> 10722 10723 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force 10724 TFmode to BLKmode. 10725 107262005-08-03 Gerald Pfeifer <gerald@pfeifer.com> 10727 10728 * doc/install.texi (Specific): Adjust link to openavr.org. 10729 (Specific): Remove broken reference to GCC 2.8.1 for OS/2. 10730 (Binaries): Adjust HP-UX Porting Center link. 10731 (Binaries): Adjust Free Software Foundation ordering link. 10732 107332005-08-03 Andrew Pinski <pinskia@physics.uc.edu> 10734 10735 * convert.c (convert_to_integer): Use fold_build1 instead of 10736 build1 when converting an integer to an integer. 10737 107382005-08-02 Richard Henderson <rth@redhat.com> 10739 10740 * combine.c (combine_instructions): Don't use reg_equal/equiv 10741 results if the mode doesn't match. 10742 107432005-08-02 Mark Mitchell <mark@codesourcery.com> 10744 10745 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it. 10746 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it. 10747 107482005-08-02 Richard Henderson <rth@redhat.com> 10749 10750 PR 23196 10751 * explow.c (memory_address): Remove special-case for 10752 virtual_stack_vars_rtx and virtual_incoming_args_rtx. 10753 107542005-08-02 Diego Novillo <dnovillo@redhat.com> 10755 10756 PR 23164 10757 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the 10758 number of calls to cleanup_tree_cfg_1. 10759 107602005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de> 10761 10762 * doc/invoke.texi: document file extensions .F90 and .F95 10763 107642005-08-02 Richard Guenther <rguenther@suse.de> 10765 10766 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is 10767 positive if its first argument is positive. 10768 107692005-08-02 Richard Guenther <rguenther@suse.de> 10770 10771 PR tree-optimization/23177 10772 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands 10773 on TMR_TAG. 10774 107752005-08-02 James A. Morrison <phython@gcc.gnu.org> 10776 10777 PR tree-optimization/23129 10778 * tree-vrp.c (extract_range_from_binary_expr): Set value range to 10779 varying for divisions with anti-ranges. 10780 107812005-08-02 Jan Hubicka <jh@suse.cz> 10782 10783 * tree-ssa-dom.c (thread_across_edge): Remove updating here. 10784 * tree-ssa-threadupdate.c (thread_block): Add it here. 10785 107862005-08-01 James E Wilson <wilson@specifix.com> 10787 10788 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table, 10789 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New. 10790 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P): 10791 New. 10792 * config/mips/predicates.md (const_call_insn_operand): Add check for 10793 SYMBOL_REF_LONG_CALL_P. 10794 * doc/extend.texi (long_call): Document the new attribute. 10795 107962005-08-01 Ian Lance Taylor <ian@airs.com> 10797 Richard Henderson <rth@redhat.com> 10798 10799 * Makefile.in (RTL_BASE_H): Add real.h. 10800 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy 10801 instead of memcpy. 10802 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv 10803 directly. 10804 * rtl.c (rtl_check_failed_code_mode): New. 10805 * rtl.h (struct rtx_def): Add u.rv. 10806 (XCMWINT, XCNMPRV): New. 10807 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT. 10808 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify. 10809 108102005-08-01 Richard Henderson <rth@redhat.com> 10811 10812 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG, 10813 with auto-inc codes. 10814 10815 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE. 10816 108172005-08-01 Jan Hubicka <jh@suse.cz> 10818 10819 * i386-protos.h (asm_preferred_eh_data_format): Declare. 10820 * i386.c: Include dwarf2.h 10821 (asm_preferred_eh_data_format): New. 10822 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline. 10823 108242005-08-01 Ian Lance Taylor <ian@airs.com> 10825 10826 * config/host-linux.c (linux_gt_pch_get_address): Add new name 10827 randomize_va_space for virtual address randomization control. 10828 108292005-08-01 Steven Bosscher <stevenb@suse.de> 10830 10831 * common.opt (flag_ipa_cp): Put in right place to maintain 10832 alphabetic sort. 10833 108342005-08-01 Jan Hubicka <jh@suse.cz> 10835 10836 * profile.c (compute_value_histograms): Fix thinko. 10837 * value-prof.c: Include toplev.h 10838 (check_counter): New function. 10839 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform, 10840 tree_mod_subtract_transform): Add sanity check. 10841 108422005-08-01 Richard Guenther <rguenther@suse.de> 10843 10844 PR tree-optimization/23133 10845 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk 10846 current functions parameter decls to find defs to cse 10847 reciprocals of. 10848 108492005-08-01 Richard Guenther <rguenther@suse.de> 10850 10851 PR tree-optimization/23109 10852 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): 10853 If trapping math is in effect, use post-dominator information 10854 to check if we'd in any case reach a trapping point before 10855 doing the reciprocal insertion. 10856 (execute_cse_reciprocals): Compute post-dominators, if necessary. 10857 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV 10858 expressions are invariant only if trapping math is not in effect. 10859 108602005-08-01 Razya Ladelsky <razya@il.ibm.com> 10861 10862 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning, 10863 cgraph_function_versioning): New declarations. 10864 * cgraphunit.c: Add include to ipa-prop.h. 10865 (update_call_expr, cgraph_copy_node_for_versioning, 10866 cgraph_function_versioning): New functions. 10867 * integrate.c (copy_decl_for_inlining): Remove. 10868 * ipa-prop.h (ipa_replace_map): New struct. 10869 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields. 10870 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned, 10871 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale, 10872 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate, 10873 ipcp_iterate_stage, ipcp_method_scale_print, 10874 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print, 10875 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print, 10876 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph, 10877 ipcp_update_bb_counts, ipcp_update_profiling, 10878 ipcp_update_edges_counts): New functions. 10879 (ipcp_method_cval_init): Remove restriction regarding local methods. 10880 (ipcp_init_stage): Add ipcp_method_compute_scale. 10881 (ipcp_insert_stage): Add versioning. 10882 (ipcp_structures_print): Add ipcp_method_scale_print. 10883 (ipcp_driver): Dump profiling info. 10884 * Makefile.in: Remove integrate.h dependency from tree-inline.o. 10885 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o. 10886 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h. 10887 (struct inline_data): Add versioning_p, ipa_info, new fields. 10888 (remap_decl, mark_local_for_remap_r, setup_one_parameter, 10889 declare_return_variable): Replace calls to copy_decl_for_inlining with 10890 copy_decl_for_dup. 10891 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add 10892 versioning support. 10893 (copy_decl_for_dup): Rename from copy_decl_for_inlining. 10894 Add argument VERSIONING. 10895 (copy_arguments_for_versioning, copy_static_chain, 10896 function_versionable_p, tree_versionable_function_p, 10897 tree_function_versioning, replace_ref_tree): New functions. 10898 * tree-inline.h: Include varray.h. 10899 (tree_versionable_function_p, tree_function_versioning, 10900 tree copy_decl_for_dup): New declarations. 10901 109022005-08-01 Razya Ladelsky <razya@il.ibm.com> 10903 10904 * ipa-cp.c: New file. Contains IPCP specific functionality. 10905 * ipa-prop.h: New file. Contains structures/definitions that can be 10906 used by several interprocedural data flow optimizations (and also IPCP). 10907 * ipa-prop.c: New file. 10908 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c. 10909 * common.opt: Add ipa-cp flag. 10910 * timevar.def: Add IPCP optimization. 10911 * tree-optimize.c (init_tree_optimization_passes): Schedule 10912 pass_ipa_cp. 10913 * tree-pass.h (pass_ipa_cp): Declare. 10914 109152005-08-01 Kazu Hirata <kazu@codesourcery.com> 10916 10917 * dwarf2out.c, fold-const.c, ipa-type-escape.c, 10918 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c, 10919 tree-sra.c, config/arm/arm.c, config/crx/crx.c, 10920 config/i386/i386.c, config/mips/mips.h, 10921 config/rs6000/rs6000.h, config/sh/sh.c, 10922 config/stormy16/stormy16.c: Fix comment typos. 10923 109242005-08-01 Joseph S. Myers <joseph@codesourcery.com> 10925 10926 PR c/22311 10927 * c-typeck.c (build_binary_op): Use common_type wrapper on 10928 shortened types. 10929 (common_type): Update comment. 10930 109312005-07-31 Steven Bosscher <stevenb@suse.de> 10932 10933 PR target/23095 10934 * common.opt (flag_gcse_after_reload): Don't initialize to 2. 10935 (flag_rerun_cse_after_loop): Initialize this to 2 instead. 10936 * postreload-gcse.c (hash_scan_set): Do not consider stack regs. 10937 109382005-07-31 Jan Hubicka <jh@suse.cz> 10939 10940 * pretty-print.h (pp_widest_integer): New macro. 10941 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and 10942 counts. 10943 109442005-07-31 Jan Hubicka <jh@suse.cz> 10945 10946 * output.h (enum section_category): Export from varasm.c 10947 (categorize_decl_for_section): Likewise. 10948 * varasm.c (enum section_category): Kill. 10949 (categorize_decl_for_section): Make global. 10950 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common): 10951 Declare. 10952 * i386.c (ix86_section_threshold): New static variable. 10953 (ix86_in_large_data_p, ix86_encode_section_info, 10954 x86_64_elf_unique_section, 10955 x86_64_elf_select_section): New functions. 10956 (TARGET_ENCODE_SECTION_INFO): Define 10957 (override_options): Enable medium model for PIC. 10958 (ix86_expand_prologue): Expand gen_set_got_rex64. 10959 (legitimate_constant_p): Handle new UNSPECs. 10960 (legitimate_pic_address_disp_p): Likewise. 10961 (legitimize_pic_address): Lower MEDIUM model addressing. 10962 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC. 10963 (enum cmodel): Add MEDIUM_PIC. 10964 (SYMBOL_REF_FAR_ADDR_P): New macro. 10965 (SYMBOL_FLAG_FAR_ADDR): New flag. 10966 * i386.md (movdi): Support medium model. 10967 (set_got_rex64): New pattern. 10968 * i386.opt (mlarge-data-threshold): New flag. 10969 * predicates.md (zext_operand/sext_operand): Deal with medium model. 10970 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss. 10971 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION, 10972 TARGET_ASM_UNIQUE_SECTION): New. 10973 10974 * invoke.texi (-mlarge_data_threshold): Document 10975 109762005-07-31 Jan Hubicka <jh@suse.cz> 10977 10978 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost. 10979 (coalesce_vars): Likewise. 10980 * tree-ssa-live.c (coalesce_cost): New. 10981 (build_tree_conflict_graph): Use coalesce_cost. 10982 * tree-ssa-live.h (coalesce_cost): Declare. 10983 109842005-07-30 Richard Earnshaw <richard.earnshaw@arm.com> 10985 10986 * arm.md (all peepholes for post-increment operations): Delete. 10987 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec) 10988 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec) 10989 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec) 10990 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc) 10991 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete. 10992 109932005-07-30 James A. Morrison <phython@gcc.gnu.org> 10994 10995 * fold-const.c (tree_expr_nonnegative_p): Always return true for 10996 non-integral types. 10997 109982005-07-29 Wolfgang Bangerth <bangerth@dealii.org> 10999 11000 PR target/22582 11001 * doc/invoke.texi: Document -rdynamic. 11002 110032005-07-30 Joseph S. Myers <joseph@codesourcery.com> 11004 11005 PR c/23143 11006 * c-parser.c (c_parser_parms_list_declarator): Call 11007 mark_forward_parm_decls. 11008 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for 11009 decls with visibility structure. 11010 110112005-07-30 Paul Brook <paul@codesourcery.com> 11012 11013 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment. 11014 110152005-07-30 Paul Brook <paul@codesourcery.com> 11016 11017 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update 11018 prototype. 11019 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit 11020 value for mode. 11021 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument. 11022 110232005-07-29 Joseph S. Myers <joseph@codesourcery.com> 11024 11025 PR c/529 11026 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in 11027 nested function declarators. 11028 (pushdecl): Don't call warn_if_shadowing for PARM_DECL. 11029 (grokparms): Call warn_if_shadowing for parameters used within the 11030 parameter list. 11031 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters 11032 not used within the parameter list. 11033 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters. 11034 110352005-07-30 Jan Hubicka <jh@suse.cz> 11036 11037 * expr.c (expand_expr_real_1): Do not load mem targets into register. 11038 * i386.c (ix86_fixup_binary_operands): Likewise. 11039 (ix86_expand_unary_operator): Likewise. 11040 (ix86_expand_fp_absneg_operator): Likewise. 11041 * optabs.c (expand_vec_cond_expr): Validate dest. 11042 110432005-07-29 Joseph S. Myers <joseph@codesourcery.com> 11044 11045 PR c/21720 11046 * real.c (real_from_string): Also set last bit if there is a 11047 nonzero hex digit beyond GCC's internal precision after ".". 11048 110492005-07-29 David Edelsohn <edelsohn@gnu.org> 11050 11051 * config/rs6000/altivec.md: Convert UNSPEC numerical values to 11052 define_constants. Change duplicate values to unassigned numbers. 11053 Change UNSPEC_SUBS to UNSPEC_VSUBS. 11054 (*altivec_vspltsf): New. 11055 (altivec_vperm_v4sf): Delete. 11056 (altivec_vperm_<mode>): Use mode macro V. 11057 (altivec_vsldoi_<mode>): Convert to mode macro pattern. 11058 (altivec_predicate_v4sf): Delete. 11059 (altivec_predicate_<mode>): Use mode macro V. 11060 (*altivec_lvesfx): New. 11061 (*altivec_stvesfx): New. 11062 (vec_realign_load_v4sf): Delete. 11063 (vec_realign_load_<mode>): Use mode macro V. 11064 * config/rs6000/rs6000.c (generate_set_vrsave): Use 11065 UNSPECV_SET_VRSAVE. 11066 110672005-07-29 Mark Mitchell <mark@codesourcery.com> 11068 11069 PR bootstrap/23131 11070 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty 11071 string. 11072 * configure: Regenerated. 11073 110742005-07-29 Paul Brook <paul@codesourcery.com> 11075 11076 * doc/install.texi: Add link to GFortran binaries wiki page. 11077 110782005-07-29 David Ung <davidu@mips.com> 11079 11080 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table. 11081 (mips_rtx_cost_data): Add costs for 5kc and 5kf. 11082 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF. 11083 * config/mips/mips.md (cpu): Add 5kf name. 11084 (includes): Includes 5k.md. 11085 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf. 11086 * doc/invoke.texi (MIPS Options): Updated cpu name supported with 11087 -march flag. 11088 110892005-07-29 Diego Novillo <dnovillo@redhat.com> 11090 11091 PR 22550 11092 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ... 11093 (cleanup_tree_cfg): ... here. 11094 Call cleanup_tree_cfg_1 until there are no more cleanups to 11095 do. 11096 110972005-07-29 James A. Morrison <phython@gcc.gnu.org> 11098 11099 * tree-vrp.c (compare_range_with_value): Return true or false 11100 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and 11101 EQ_EXPR respectively. 11102 111032005-07-29 Kazu Hirata <kazu@codesourcery.com> 11104 11105 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c: 11106 Fix comment typos. 11107 111082005-07-29 Diego Novillo <dnovillo@redhat.com> 11109 11110 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations. 11111 (tree_ssa_dominator_optimize): Increment it. 11112 (dump_dominator_optimization_stats): Print it. 11113 111142005-07-29 Richard Earnshaw <richard.earnshaw@arm.com> 11115 Steven Bosscher <stevenb@suse.de> 11116 11117 PR rtl-optimization/23117 11118 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly 11119 when head == tail. Tidy comment. 11120 111212005-07-28 Richard Henderson <rth@redhat.com> 11122 11123 * cse.c (exp_equiv_p): Special case CONST_DOUBLE. 11124 * cselib.c (rtx_equal_for_cselib_p): Likewise. 11125 * jump.c (rtx_renumbered_equal_p): Likewise. 11126 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0, 11127 CONST_INT and CONST_DOUBLE. 11128 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF. 11129 * reload.c (operands_match_p): Special case CONST_INT and 11130 CONST_DOUBLE; check mode earlier. 11131 111322005-07-29 Joseph S. Myers <joseph@codesourcery.com> 11133 11134 PR c/22240 11135 * c-typeck.c (convert_for_assignment): Do not check 11136 DECL_IN_SYSTEM_HEADER on NULL fundecl. 11137 111382005-07-29 Joseph S. Myers <joseph@codesourcery.com> 11139 11140 PR c/22192 11141 * c-typeck.c (composite_type): Prefer constant size arrays to 11142 VLAs. 11143 111442005-07-29 Joseph S. Myers <joseph@codesourcery.com> 11145 11146 PR c/21720 11147 * real.c (real_from_string): Set last bit if there is a nonzero 11148 hex digit beyond GCC's internal precision. 11149 111502005-07-28 Richard Henderson <rth@redhat.com> 11151 11152 PR rtl-opt/22619 11153 * cfgcleanup.c (try_forward_edges): Watch out for end of 11154 insn chain. 11155 111562005-07-28 James E Wilson <wilson@specifixinc.com> 11157 11158 PR c/23106 11159 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording. 11160 111612005-07-28 Jan Hubicka <jh@suse.cz> 11162 11163 * Makefile.in (rtl-profile.o): Kill all traces of it. 11164 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill. 11165 * coverage.h (rtl_coverage_counter_ref): Kill. 11166 * opts.c (flag_speculative_prefetching_set): Kill. 11167 (flag_loop_optimize_set): New. 11168 (common_handle_option): Disable loop optimizer when profiling; 11169 do not handle speculative prefetching. 11170 * passes.c (init_optimization_passes): Replace pass_profiling combo 11171 by branch_prob pass. 11172 * profile.c (compute_value_histograms): Update for simplified value 11173 profiles. 11174 (rtl_register_profile_hooks): Kill. 11175 (pass_profiling): Kill. 11176 (rest_of_handle_branch_prob): Do not profile. 11177 * toplev.c (process_options): Remove speculative prefetching. 11178 * toplev.h (flag_tree_based_profiling): Kill. 11179 * tree-profile.c (prepare_instrumented_value, 11180 tree_gen_interval_profiler, tree_gen_pow2_profiler, 11181 tree_gen_one_value_profiler, do_tree_profiling): Update for 11182 simplified datastructures. 11183 * value-prof.c: Add comment that speculative prefetching was dropped; 11184 update rest of file for simplified datastructures. 11185 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX, 11186 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile, 11187 find_mem_reference_1, find_mem_reference_2, find_mem_reference, 11188 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2, 11189 rtl_mod_subtract, gen_speculative_prefetch, 11190 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform, 11191 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill. 11192 (gate_handle_value_profile_transformations, 11193 rest_of_handle_value_profile_transformations, 11194 pass_value_profile_transformations): Kill. 11195 * value-prof.h (histogram_value_t): Remove IL based unions. 11196 (rtl_register_value_prof_hooks, rtl_register_profile_hooks, 11197 rtl_profile_hooks): Remove hooks. 11198 11199 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill. 11200 11201 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument. 11202 (cgraph_clone_node): Likewise. 11203 * cgraph.h (cgraph_clone_edge): Update prototype. 11204 (cgraph_clone_node): Likewise. 11205 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of 11206 cgraph_clone_node. 11207 (lookup_recursive_calls): Consider profile. 11208 (cgraph_decide_recursive_inlining): Fix updating; use new 11209 probability argument; use profile. 11210 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New. 11211 * tree-inline.c (copy_bb): Update clal of clone_edge. 11212 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node. 11213 11214 * invoke.texi (min-inline-recursive-probability): Document. 11215 112162005-07-28 Gerald Pfeifer <gerald@pfeifer.com> 11217 11218 * doc/install.texi (Configuration): Update Valgrind homepage. 11219 112202005-07-28 Richard Henderson <rth@redhat.com> 11221 11222 PR middle-end/21362 11223 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on 11224 labels we want to delete. 11225 (cfg_layout_merge_blocks): Likewise. 11226 112272005-07-28 Richard Henderson <rth@redhat.com> 11228 11229 PR target/17692 11230 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note 11231 when expanding to nothing. 11232 112332005-07-28 Josh Conner <jconner@apple.com> 11234 11235 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching. 11236 (cgraph_decide_inlining_of_small_functions): Likewise. 11237 112382005-07-28 Josh Conner <jconner@apple.com> 11239 11240 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift 11241 direction of badness if negative. 11242 (cgraph_default_inline_p): Add reason to parameters, and assign it 11243 a value. 11244 (cgraph_decide_inlining_of_small_functions): New parameter in call 11245 to cgraph_default_inline_p. 11246 (cgraph_decide_inlining_incrementally): Likewise. 11247 * cgraphunit.c (decide_is_function_needed): Likewise. 11248 * cgraph.h (cgraph_default_inline_p): Likewise. 11249 112502005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 11251 11252 * builtins.c: Fix comment typo(s). 11253 * genautomata.c: Likewise. 11254 * gimplify.c: Likewise. 11255 * tree-dfa.c: Likewise. 11256 * tree-flow-inline.h: Likewise. 11257 * tree-into-ssa.c: Likewise. 11258 * tree-ssa-alias.c: Likewise. 11259 * tree-ssa-ccp.c: Likewise. 11260 * tree-ssa-copy.c: Likewise. 11261 * tree-ssa-dce.c: Likewise. 11262 * tree-ssa-dom.c: Likewise. 11263 * tree-ssa-operands.c: Likewise. 11264 * tree-tailcall.c: Likewise. 11265 * tree-vectorizer.c: Likewise. 11266 * tree-vrp.c: Likewise. 11267 * tree.c: Likewise. 11268 112692005-07-28 Jeff Law <law@redhat.com> 11270 11271 * tree-vrp.c (test_for_singularity): Extracted from ... 11272 (simplify_cond_using_ranges): Attempt to simplify a relational 11273 test to NE_EXPR. Dump information when a COND_EXPR is simplified. 11274 112752005-07-28 Dorit Nuzman <dorit@il.ibm.com> 11276 11277 PR tree-optimization/22506 11278 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed 11279 phis whose argument is constant. 11280 112812005-07-28 J"orn Rennecke <joern.rennecke@st.com> 11282 11283 PR rtl-optimization/18992 11284 Back out this patch: 11285 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 11286 PR optimization/12142 11287 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the 11288 uses of the register in the SET_SRC. Remove unnecessary argument. 11289 11290 Replace it with this: 11291 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases, 11292 if flag_non_call_exceptions is set and the insn may trap, pass 11293 pc_rtx as dest for recursion. 11294 In SET_SRC part of SET case, if dest is already set, pass it down 11295 unchanged. 11296 112972005-07-28 Jan Hubicka <jh@suse.cz> 11298 11299 * cfg.c (update_bb_profile_for_threading): Use RDIV. 11300 (scale_bbs_frequencies_int): Likewise, assert for possible overflow. 11301 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and 11302 roundoff errors. 11303 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating 11304 profile when available. 11305 113062005-07-28 Jan Beulich <jbeulich@novell.com> 11307 11308 * config/ia64/ia64.c (ia64_load_pair_ok): New. 11309 (ia64_print_operand): Describe and handle 'X'. 11310 (ia64_register_move_cost): Also handle FP_REGS. 11311 (ia64_preferred_reload_class): Likewise. 11312 (ia64_secondary_reload_class): Likewise. 11313 (ia64_dependencies_evaluation_hook): New local variable c. Initialize 11314 it. Also check for ITANIUM_CLASS_FLDP. 11315 * config/ia64/ia64.h (FP_REGNO_P): New. 11316 (HARD_REGNO_MODE_OK): Remove explusion of TImode. 11317 (reg_class): Add FP_REGS. 11318 (REG_CLASS_NAMES): Adjust for it. 11319 (REG_CLASS_CONTENTS): Likewise. 11320 (REGNO_REG_CLASS): Use FP_REGS where appropriate. 11321 (REG_CLASS_FROM_LETTER): Handle 'x'. 11322 (CLASS_MAX_NREGS): Handle FP_REGS. 11323 (MEMORY_MOVE_COST): Likewise. 11324 * config/ia64/ia64.md (itanium_class): Add fldp. 11325 (type): Handle fldp. 11326 (movti_internal): More allowable operand combinations. Use ldfp8 when 11327 splitting unnecessary. Remove predicable attribute. Adjust 11328 itanium_class attribute. 11329 (smuldi3_highpart): Remove outdated comment. 11330 (mulditi3, umulditi3, rotlti3): New expanders. 11331 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns. 11332 (absti2): Disabled new insn for future reference. 11333 Respective new splitters. 11334 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations. 11335 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise. 11336 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New. 11337 113382005-07-25 James A. Morrison <phython@gcc.gnu.org> 11339 11340 PR rtl-optimization/23047 11341 * simplify-rtx.c (simplify_const_relational_operation): Respect 11342 flag_wrapv for comparisons with ABS. 11343 113442005-07-27 James A. Morrison <phython@gcc.gnu.org> 11345 11346 PR tree-optimization/22493 11347 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and 11348 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs. 11349 113502005-07-27 Aldy Hernandez <aldyh@redhat.com> 11351 11352 * config/frv/frv.opt (moptimize-membar): New. 11353 11354 * doc/invoke.texi: Document -moptimize-membar and its inverse. 11355 11356 * config/frv/frv.h: Remove machine_function definition. 11357 11358 * config/frv/frv.c (struct frv_io): New. 11359 (struct machine_function): Moved from frv.h. Add has_membar_p. 11360 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union) 11361 (frv_extract_membar, frv_io_check_address, frv_io_handle_set) 11362 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local) 11363 (frv_optimize_membar_global, frv_optimize_membar): New functions. 11364 (frv_reorg): Call frv_optimize_membar when appropriate. 11365 (bdesc_loads, bdesc_stores): Use the membar code as the icode field. 11366 (frv_expand_builtin): Adjust calls accordingly. 11367 (frv_io_address_cookie): New function. 11368 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal 11369 load or store rather than a special insn. Add ccnstant address and 11370 io-type operands to the membar. 11371 (frv_ifcvt_modify_tests): Unsign regno. 11372 (frv_ifcvt_modify_tests): Same. 11373 11374 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change 11375 UNSPEC_OPTIONAL_MEMBAR constant. 11376 (builtin_read_<mode>): Delete. 11377 (builtin_write_<mode>): Delete. 11378 ("optional_membar_<mode>"): Add operand. 11379 11380 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete. 11381 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete. 11382 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete. 11383 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete. 11384 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete. 11385 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete. 11386 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete. 11387 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete. 11388 * testsuite/gcc.target/frv/all-read-write-1.c: New. 11389 113902005-07-28 Kaz Kojima <kkojima@gcc.gnu.org> 11391 11392 * df.c (df_uses_record): Handle SCRATCH. 11393 113942005-07-28 Steven Bosscher <stevenb@suse.de> 11395 11396 PR debug/20161 11397 * passes.c (rest_of_decl_compilation): If decl is a type and 11398 we have encountered errors, don't emit debug information. 11399 114002005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com> 11401 11402 * params.def: Fixed comment. 11403 114042005-07-27 Bjoern Haase <bjoern.m.haase@web.de> 11405 11406 PR target/19885 11407 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add. 11408 (TARGET_ASM_UNALIGNED_HI_OP): Add. 11409 (TARGET_ASM_UNALIGNED_SI_OP): Add. 11410 114112005-07-27 Steven Bosscher <stevenb@suse.de> 11412 11413 PR c++/22003 11414 * varasm.c (assemble_start_function): Don't do anything that may 11415 require a CFG if the current function is a thunk. 11416 114172005-07-25 Geoffrey Keating <geoffk@apple.com> 11418 11419 * doc/install.texi (Prerequisites): Mention that perl is needed 11420 to do export control in libstdc++ targetting Darwin. 11421 114222005-07-27 Steven Bosscher <stevenb@suse.de> 11423 11424 PR rtl-optimization/17808 11425 * sched-deps.c (sched_get_condition): Enable #if 0'ed code. 11426 (sched_insns_conditions_mutex_p): Split out from... 11427 (add_dependence): ...here. But don't call it from here. 11428 (add_dependence_list): Check sched_insns_conditions_mutex_p 11429 before calling add_dependence. 11430 (add_dependence_list_and_free): Likewise. 11431 (fixup_sched_groups): Likewise. 11432 (sched_analyze_1): Likewise. 11433 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE). 11434 (sched_analyze): Likewise. 11435 (sched_analyze_insn): Likewise. 11436 * sched-ebb.c (add_deps_for_risky_insns): Likewise. 11437 * sched-rgn.c (add_branch_dependences): Likewise. Also, add 11438 dependencies on all COND_EXEC insns to jumps ending basic blocks 11439 when doing intrablock scheduling. 11440 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype. 11441 114422005-07-27 Jeff Law <law@redhat.com> 11443 11444 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when 11445 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting 11446 equivalency sets, correctly handle the case were vr0 has an 11447 equivalency set, but vr1 does not. 11448 114492005-07-27 Dorit Nuzman <dorit@il.ibm.com> 11450 11451 PR tree-optimization/23073 11452 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call 11453 vect_print_dump_info before fprintf. 11454 114552005-07-27 Zdenek Dvorak <dvorakz@suse.cz> 11456 11457 PR tree-optimize/22348 11458 * tree-ssa-loop-niter.c (number_of_iterations_cond): 11459 Fold the partial computation. 11460 114612005-07-27 Zdenek Dvorak <dvorakz@suse.cz> 11462 11463 PR tree-optimization/22325 11464 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost): 11465 Declare. 11466 * tree-scalar-evolution.c (scev_const_prop): Add generic final 11467 value replacement. 11468 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ... 11469 (force_var_cost): ... this function. 11470 (compute_phi_arg_on_exit): Export. 11471 114722005-07-27 Zdenek Dvorak <dvorakz@suse.cz> 11473 11474 PR tree-optimization/20773 11475 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch 11476 edge. 11477 114782005-07-27 Richard Guenther <rguenther@suse.de> 11479 11480 * tree-ssa-structalias.c (push_fields_onto_fieldstack): 11481 Avoid pushing again if current struct contains only 11482 fields we decomposed. 11483 114842005-07-27 Jan Hubicka <jh@suse.cz> 11485 11486 PR tree-optimization/22574 11487 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are 11488 not available. 11489 11490 * tree-tailcall.c (decrease_profile): New function. 11491 (eliminate_tail_call): Use it. 11492 11493 * cgraphunit.c (cgraph_function_and_variable_visibility): Set 11494 visibility flags correctly in whole program mode. 11495 114962005-07-26 Steve Ellcey <sje@cup.hp.com> 11497 11498 PR rtl-optimization/22472 11499 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define. 11500 115012005-07-26 Steven Bosscher <stevenb@suse.de> 11502 11503 PR tree-optimization/22504 11504 * tree-complex.c (expand_complex_addition): Use 'code' instead 11505 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING). 11506 115072005-07-26 Aldy Hernandez <aldyh@redhat.com> 11508 11509 * config.gcc (cpu_type): Add frv case. 11510 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases. 11511 (supported_defaults): Add fr550 case. 11512 115132005-07-26 Diego Novillo <dnovillo@redhat.com> 11514 11515 PR 22591 11516 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests 11517 whether a pointer of type T * may point to objects of type T *. 11518 115192005-07-26 DJ Delorie <dj@redhat.com> 11520 11521 * configure: Regenerate. 11522 115232005-07-26 Dale Johannesen <dalej@apple.com> 11524 11525 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1. 11526 115272005-07-26 Mark Mitchell <mark@codesourcery.com> 11528 11529 * doc/install.texi (--with-build-sysroot): Fix grammatical error. 11530 Clarify use of "build" in name. 11531 115322005-07-26 Aldy Hernandez <aldyh@redhat.com> 11533 11534 * doc/extend.texi (Raw read/write Functions): New section. 11535 * testsuite/gcc.target/frv/all-builtin-read8.c: New. 11536 * testsuite/gcc.target/frv/all-builtin-read16.c: New. 11537 * testsuite/gcc.target/frv/all-builtin-read32.c: New. 11538 * testsuite/gcc.target/frv/all-builtin-read64.c: New. 11539 * testsuite/gcc.target/frv/all-builtin-write8.c: New. 11540 * testsuite/gcc.target/frv/all-builtin-write16.c: New. 11541 * testsuite/gcc.target/frv/all-builtin-write32.c: New. 11542 * testsuite/gcc.target/frv/all-builtin-write64.c: New. 11543 * config/frv/frv.c: Add bdesc_loads global. 11544 Add bdesc_stores global. 11545 (frv_init_builtins): Add support for __builtin_{read/write}*. 11546 (frv_volatile_memref): New. 11547 (frv_expand_load_builtin): New. 11548 (frv_expand_store_builtin): New. 11549 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN, 11550 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32, 11551 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16, 11552 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64. 11553 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD, 11554 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR. 11555 (builtin_read_<mode>): New. 11556 (builtin_write_<mode>): New. 11557 (builtin_write64): New. 11558 (optional_membar_<mode>): New. 11559 115602005-07-26 J"orn Rennecke <joern.rennecke@st.com> 11561 11562 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits 11563 (rather than units) against HOST_BITS_PER_WIDE_INT. 11564 115652005-07-26 Kazu Hirata <kazu@codesourcery.com> 11566 11567 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, 11568 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c, 11569 ipa-utils.h, treestruct.def, config/crx/crx-protos.h, 11570 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update 11571 FSF address. 11572 11573 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c, 11574 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h, 11575 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix 11576 comment typos. 11577 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos. 11578 115792005-07-26 Richard Guenther <rguenther@suse.de> 11580 11581 PR tree-optimization/22486 11582 * fold-const.c (fold_unary): Fold away useless component 11583 references of the form (T *)&T.x, if the address 11584 doesn't change. 11585 115862005-07-25 James E Wilson <wilson@specifixinc.com> 11587 11588 * dwarf2out.c (add_call_src_coords_attributes): New. 11589 (gen_inlined_subroutine_die): Call it. 11590 (maybe_emit_file, init_file_table): Add comments. 11591 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through 11592 maybe_emit_file. 11593 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION. 11594 (expand_call_inline): Set BLOCK_SOURCE_LOCATION. 11595 * tree.h (BLOCK_SOURCE_LOCATION): New. 11596 (struct tree_block): New field locus. 11597 115982005-07-26 Andreas Schwab <schwab@suse.de> 11599 11600 PR rtl-optimization/23043 11601 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo 11602 when allocating a struct unoccr. 11603 116042005-07-25 Richard Henderson <rth@redhat.com> 11605 11606 PR 22626 11607 * tree-complex.c (gate_no_optimization): True if errors. 11608 * Makefile.in (tree-complex.o): Update dependencies. 11609 116102005-07-25 Aldy Hernandez <aldyh@redhat.com> 11611 11612 * config/frv/predicates.md (integer_register_operand): Use 11613 GPR_AP_OR_PSEUDO_P. 11614 116152005-07-25 Andrew Pinski <pinskia@physics.uc.edu> 11616 11617 PR tree-opt/22484 11618 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions 11619 after fold. 11620 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands. 11621 116222005-07-25 Andrew Pinski <pinskia@physics.uc.edu> 11623 11624 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point 11625 types when flag_unsafe_math_optimizations is true. 11626 116272005-07-25 Mark Mitchell <mark@codesourcery.com> 11628 11629 * gcc.c (option_map): Add --sysroot. 11630 (process_command): Handle --sysroot. 11631 (display_help): Document it. 11632 * doc/cppopts.tex (-isysroot): Document. 11633 * doc/invoke.texi (--sysroot): Document. 11634 * doc/install.texi (--with-build-sysroot): Document. 11635 11636 * Makefile.in (inhibit_libc): New variable. 11637 (INHIBIT_LIBC_CFLAGS): Likewise. 11638 (LIBGCC2_CFLAGS): Include 11639 $(INHIBIT_LIBC_CFLAGS). 11640 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS). 11641 ($(T)crtbegin.o): Do not use @inhibit_libc@. 11642 ($(T)crtend.o): Likewise. 11643 ($(T)crtbeginS.o): Do not use @inhibit_libc@. 11644 ($(T)crtendS.o): Likewise. 11645 ($(T)crtbeginT.o): Do not use @inhibit_libc@. 11646 ($(T)crtendT.o): Likewise. 11647 (stmp-fixinc): Do not complain about missing headers if 11648 inhibit_libc. 11649 * configure.ac (inhibit_libc): Set it to true/false. 11650 (--with-build-sysroot): New option. Use it to set 11651 SYSTEM_HEADER_DIR. 11652 * configure: Regenerated. 11653 116542005-07-25 Manfred Hollstein <mh@suse.com> 11655 11656 * calls.c (store_one_arg): Fix unsigned comparison warning. 11657 116582005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru> 11659 11660 PR other/22337 11661 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD. 11662 (ggc_print_statistics): Initialize variable before use. 11663 116642005-07-25 Richard Guenther <rguenther@suse.de> 11665 11666 * tree-dfa.c (mark_new_vars_to_rename): Protect against 11667 calling with a PHI_NODE argument. 11668 11669 * tree-flow-inline.h (overlap_subvar): Protect against 11670 possible overflow. 11671 116722005-07-25 Paolo Bonzini <bonzini@gnu.org> 11673 11674 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory. 11675 * configure: Regenerate. 11676 116772005-07-25 Ira Rosen <irar@il.ibm.com> 11678 11679 * expr.c (highest_pow2_factor): Make extern. 11680 * tree-data-ref.c (ptr_decl_may_alias_p): New function. 11681 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p, 11682 record_array_differ_p, array_ptr_differ_p): Likewise. 11683 (base_object_differ_p): Rename (from array_base_name_differ_p). Support 11684 additional cases. Call the above functions. 11685 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call 11686 base_object_differ_p when there are two base objects. Otherwise, compare 11687 base address and offset. Call may_alias_p. 11688 (dump_data_reference): Use a correct field name. 11689 (analyze_array): Make static. Initialize new data-ref fields. 11690 (analyze_indirect_ref): New function. 11691 (init_data_ref): Initialize new data-ref fields. 11692 (strip_conversion): Moved from tree-vect-analyze.c. 11693 (analyze_offset_expr, get_ptr_offset, address_analysis, 11694 object_analysis): Likewise. 11695 (analyze_offset): New function. 11696 (create_data_ref): Likewise. 11697 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare 11698 dimensions for ARRAY_REFs only. 11699 (build_classic_dist_vector): Make static. 11700 (access_functions_are_affine_or_constant_p): Call macro to get the 11701 address of access functions. 11702 (compute_all_dependences): Add new parameter 11703 compute_self_and_read_read_dependences. Compute self and read-read 11704 dependences if it is true. 11705 (find_data_references_in_loop): Call create_data_ref. Initialize new 11706 data-ref fields. 11707 (compute_data_dependences_for_loop): Add new parameter 11708 compute_self_and_read_read_dependences. Remove parameter nb_loops, 11709 compute nb_loops. Call compute_all_dependences, 11710 build_classic_dist_vector and build_classic_dir_vector with correct 11711 parameters. 11712 (analyze_all_data_dependences): Call compute_data_dependences_for_loop 11713 with correct parameters. Compare dimensions for ARRAY_REFs only. 11714 (free_data_refs): Call macro to free access functions. 11715 * tree-data-ref.h (struct first_location_in_loop): New structure. Move 11716 fields from stmt_vinfo. 11717 (struct base_object_info): New structure. 11718 (struct data_reference): Move fields to base_object_info. Add fields 11719 first_location and object_info for above structures. Move fields from 11720 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field 11721 aligned_to. Add macros to access the new fields. 11722 Update functions declarations. 11723 * tree-flow.h (is_aliased_with): Declare. 11724 * tree-loop-linear.c (linear_transform_loops): Call 11725 compute_data_dependences_for_loop with correct parameters. 11726 * tree-ssa-alias.c (is_aliased_with): New function. 11727 * tree-vect-analyze.c (vect_get_ptr_offset): Remove. 11728 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise. 11729 (vect_analyze_data_ref_dependence): Get ddr. Remove call to 11730 vect_base_addr_differ_p, compute_subscript_distance and 11731 build_classic_dist_vector. Add printings. Check absolute value of 11732 distance. 11733 (vect_analyze_data_ref_dependences): Go through ddrs instead of 11734 data-refs. 11735 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of 11736 stmt. Check aligned_to. Check if the base is aligned. Remove conversion 11737 to bytes. Add printing. 11738 (vect_compute_data_refs_alignment): Go through loads and stores in one 11739 loop. 11740 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment, 11741 vect_analyze_data_ref_access): Likewise. 11742 (vect_analyze_pointer_ref_access): Remove. 11743 (vect_address_analysis, vect_object_analysis): Likewise. 11744 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find 11745 and analyze data-refs in the loop. 11746 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the 11747 fields of data-ref instead of stmt. Add init to the offset from the 11748 base. 11749 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt. 11750 (vect_update_init_of_dr): Likewise. 11751 (vect_update_inits_of_drs): Go through loads and stores in one loop. 11752 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of 11753 removed fields. 11754 (new_loop_vec_info): Initialize new fields. 11755 (destroy_loop_vec_info): Free new fields. 11756 (vect_strip_conversion): Remove. 11757 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level. 11758 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into 11759 datarefs. Add new field ddrs. 11760 Add macros for the new fields access. 11761 (struct _stmt_vec_info): Remove: base_address, initial_offset, step, 11762 base_aligned_p, misalignment, memtag, ptr_info and subvars. 11763 Remove their macros. 11764 * tree.h (highest_pow2_factor): Declare. 11765 117662005-07-25 Jakub Jelinek <jakub@redhat.com> 11767 11768 * calls.c (store_one_arg): Check for sibling call MEM arguments 11769 from already clobbered incoming argument area. 11770 117712005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11772 11773 * c-common.c (check_missing_format_attribute): New. 11774 * c-common.h (check_missing_format_attribute): Likewise. 11775 * c-typeck.c (convert_for_assignment): Use it. 11776 117772005-07-24 Andreas Schwab <schwab@suse.de> 11778 11779 * config/m68k/m68k.md ("extendqidi2"): When source is an address 11780 register use a word move. Correct operand of ext.w in 68000 code. 11781 117822005-07-23 Mark Mitchell <mark@codesourcery.com> 11783 11784 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT 11785 variables as declarations, rather than definitions. 11786 117872005-07-24 Ira Rosen <irar@il.ibm.com> 11788 11789 PR tree-optimization/22526 11790 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type 11791 of the zero node. 11792 117932005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr> 11794 11795 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins 11796 that C99 reserve for future use. Use it to define clog10, 11797 clog10f and clog10l. 11798 117992005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11800 11801 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute. 11802 * configure.ac: Check for -Wmissing-format-attribute. 11803 11804 * configure: Regenerate. 11805 118062005-07-23 Richard Henderson <rth@redhat.com> 11807 11808 PR tree-optimization/22623 11809 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol. 11810 118112005-07-23 Giovanni Bajo <giovannibajo@libero.it> 11812 11813 PR target/22577 11814 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR. 11815 118162005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11817 11818 * Makefile.in (C_TREE_H): Update dependencies. 11819 * c-tree.h: Include toplev.h. 11820 * diagnostic.h (diagnostic_set_info): Add format attribute. 11821 * rtl-error.c (diagnostic_for_asm): Likewise. 11822 118232005-07-23 Chao-ying Fu <fu@mips.com> 11824 11825 * config/mips/mips-dsp.md: New file. 11826 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes. 11827 * config/mips/mips.c (mips_function_type): Add types for DSP builtin 11828 functions. 11829 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and 11830 MIPS_BUILTIN_BPOSGE32. 11831 (mips_expand_builtin_direct): Add one parameter to indicate that 11832 builtin functions need to return a value. 11833 (mips_expand_builtin_bposge): New for expanding "bposge" builtin 11834 functions. 11835 (mips_regno_to_class): Add classes for 12 new DSP registers. 11836 (mips_subword): Change to check four HI registers. 11837 (mips_output_move): Output move to and from 6 new DSP accumulators. 11838 (override_options): Make sure -mdsp and -mips16 are not used together. 11839 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators 11840 for machine modes. 11841 (mips_conditional_register_usage): Disable 6 new DSP accumulators 11842 when !TARGET_DSP. 11843 (print_operand): Add 'q' for printing DSP accumulators. 11844 (mips_cannot_change_mode_class): Check ACC_REGS. 11845 (mips_secondary_reload_class): Check ACC_REGS. 11846 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP. 11847 (mips_register_move_cost): Check ACC_REGS. 11848 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph) 11849 (CODE_FOR_mips_subu_qb): New code-aliasing macros. 11850 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros. 11851 (dsp_bdesc): New array. 11852 (bdesc_arrays): Add DSP builtin function table. 11853 (mips_prepare_builtin_arg): Check predicate again after 11854 copy_to_mode_reg. 11855 (mips_expand_builtin): Add one more parameter to 11856 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and 11857 MIPS_BUILTIN_BPOSGE32. 11858 (mips_init_builtins): Initialize new function types. 11859 (mips_expand_builtin_direct): Check if builtin functions need to 11860 return a value and pass operands properly. 11861 (mips_expand_builtin_bposge): New function. 11862 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp. 11863 (ASM_SPEC): Map -mdsp to -mdsp in GAS. 11864 (FIRST_PSEUDO_REGISTER): Increase to 188. 11865 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS): 11866 Update for 12 new DSP registers. 11867 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM) 11868 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM): 11869 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros. 11870 (reg_class): Add DSP_ACC_REGS and ACC_REGS. 11871 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS. 11872 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS. 11873 (REG_ALLOC_ORDER): Update for 12 new DSP registers. 11874 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS. 11875 (UIMM6_OPERAND, IMM10_OPERAND): New macros. 11876 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints. 11877 (REGISTER_NAMES): Add names for 12 new DSP registers. 11878 * config/mips/mips.md: Include mips-dsp.md. 11879 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC) 11880 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S) 11881 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W) 11882 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR) 11883 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA) 11884 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR) 11885 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL) 11886 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R) 11887 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH) 11888 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL) 11889 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR) 11890 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH) 11891 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL) 11892 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR) 11893 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH) 11894 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB) 11895 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH) 11896 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H) 11897 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP) 11898 (UNSPEC_RDDSP): New constants. 11899 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS. 11900 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an 11901 A<-d alternative. 11902 * config/mips/mips.opt (-mdsp): New option. 11903 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand) 11904 (reg_imm10_operand): New predicates. 11905 * doc/extend.texi (MIPS DSP Built-in Functions): New section. 11906 * doc/invoke.texi (-mdsp): Document new option. 11907 119082005-07-22 DJ Delorie <dj@redhat.com> 11909 11910 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control 11911 to warning calls. 11912 * tree-inline.c (inlinable_function_p): Likewise. 11913 119142005-07-22 Mark Mitchell <mark@codesourcery.com> 11915 11916 PR debug/21828 11917 * toplev.c (check_global_declarations): Do not mark undefined 11918 variables as DECL_IGNORED_P. 11919 * varasm.c (first_global_object_name): GTY it. 11920 (weak_global_object_name): Likewise. 11921 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating 11922 a string to go into {weak,first}_global_object_name. 11923 119242005-07-22 DJ Delorie <dj@redhat.com> 11925 11926 * c-format.c (check_function_format): Change warning control 11927 option from OPT_Wattribute to OPT_Wmissing_format_attribute. 11928 119292005-07-22 Diego Novillo <dnovillo@redhat.com> 11930 11931 * tree-ssa-alias.c (count_ptr_derefs): Do not consider 11932 &PTR->FLD a dereference of PTR. 11933 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD 11934 a potential dereference of PTR. 11935 119362005-07-22 J"orn Rennecke <joern.rennecke@st.com> 11937 11938 PR rtl-optimization/20370 11939 * ifcvt.c (dead_or_predicable): Before calling propagate_block, 11940 call allocate_reg_info if necessary. 11941 11942 PR rtl-optimization/21848 11943 * calls.c (emit_library_call_value_1): For const functions, add 11944 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE. 11945 11946 PR rtl-optimization/22445 11947 * cselib.c (target.h): Include. 11948 (rtx_equal_for_cselib_p): Allow commutative matches. 11949 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing. 11950 Remove MODE parameter. Changed all callers. 11951 11952 PR rtl-optimization/22258 11953 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p): 11954 New functions. 11955 (try_combine): Use likely_spilled_retval_p. 11956 119572005-07-22 Paul Woegerer <paul.woegerer@nsc.com> 11958 11959 * config.gcc: Add crx-elf support. 11960 11961 * doc/contrib.texi: Mention crx. 11962 * doc/extend.texi: Document crx extensions. 11963 * doc/install.texi: Document crx install. 11964 * doc/invoke.texi: Document crx options. 11965 * doc/md.texi: Document crx constraints. 11966 11967 * config/crx/crx-protos.h: New file. 11968 * config/crx/crx.c: New file. 11969 * config/crx/crx.h: New file. 11970 * config/crx/crx.md: New file. 11971 * config/crx/crx.opt: New file. 11972 * config/crx/t-crx: New file. 11973 119742005-07-22 Manfred Hollstein <mh@suse.com> 11975 11976 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised 11977 warnings. 11978 (int_add_graph_edge): Likewise. 11979 (collapse_nodes): Likewise. 11980 (process_unification_queue): Likewise. 11981 119822005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11983 Laurent GUERBY <laurent@guerby.net> 11984 11985 PR tree-optimization/22336 11986 * function.c (record_block_change): Check for 11987 cfun->ib_boundaries_block. 11988 119892005-07-21 James A. Morrison <phython@gcc.gnu.org> 11990 11991 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs. 11992 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED. 11993 119942005-07-21 DJ Delorie <dj@redhat.com> 11995 11996 * toplev.c (warn_deprecated_use): Add warning control to warning 11997 call. 11998 * c-typeck.c (parser_build_binary_op): Likewise. 11999 (c_finish_if_stmt): Likewise. 12000 * c-common.c (check_function_sentinel): Likewise. 12001 (check_nonnull_arg): Likewise. 12002 120032005-07-21 Richard Henderson <rth@redhat.com> 12004 12005 PR tree-opt/22504 12006 * tree-complex.c (complex_ssa_name_components): New. 12007 (cvc_lookup): Allow entry not found. 12008 (create_components): Remove. 12009 (create_one_component_var, get_component_var): New. 12010 (get_component_ssa_name, set_component_ssa_name): New. 12011 (extract_component): Use get_component_ssa_name. 12012 (update_complex_components): Use set_component_ssa_name. 12013 (update_complex_components_on_edge): Likewise. 12014 (update_phi_components): Create new PHI nodes directly, instead 12015 of adding insns to edges. 12016 (tree_lower_complex): Allocate and free complex_variable_components 12017 and complex_ssa_name_components here. 12018 120192005-07-20 Daniel Berlin <dberlin@dberlin.org> 12020 12021 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT, 12022 revert to returning false. 12023 120242005-07-21 Uros Bizjak <uros@kss-loka.si> 12025 12026 PR target/21149 12027 * config/i386/i386.md (sse_movhlps): Fix vec_select values. 12028 120292005-07-21 Uros Bizjak <uros@kss-loka.si> 12030 12031 PR target/22576 12032 * config/i386/i386.md (cmpxf): Change operand constraints 12033 to "nonmemory_operand". 12034 120352005-07-21 Andrew Pinski <pinskia@physics.uc.edu> 12036 12037 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2. 12038 120392005-07-21 Andrew Pinski <pinskia@physics.uc.edu> 12040 12041 PR middle-end/21180 12042 * fold-const.c (fold_build1): Add checksum for the operands. 12043 (fold_build2): Likewise. 12044 (fold_build3): Likewise. 12045 120462005-07-21 Andrew Pinski <pinskia@physics.uc.edu> 12047 12048 PR middle-end/19055 12049 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X". 12050 120512005-07-21 Paolo Bonzini <bonzini@gnu.org> 12052 12053 * common.opt (-fforward-propagate): Committed by mistake, 12054 removed. 12055 120562005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de> 12057 12058 * reg-stack.c: Fix comment typo(s). 12059 * tree-ssa-operands.c: Likewise. 12060 * tree-vectorizer: Likewise. 12061 120622005-07-21 Nick Clifton <nickc@redhat.com> 12063 12064 * config/sh/symbian.c: Replace C++ style line comments with C 12065 style line comments. 12066 (symbian_add_attribute): Do not use a ? operator on the LHS of 12067 an assignment. 12068 (sh_symbian_handle_dll_attribute): Change the type of the 12069 method vector to "VEC(tree,gc)*" and use vector accessor 12070 macros to walk over the elements. 12071 (symbian_export_vtable_and_rtti_p): Likewise. 12072 (symbian_class_needs_attribute_p): Likewise. 12073 120742005-07-21 Paolo Bonzini <bonzini@gnu.org> 12075 12076 PR target/22085 12077 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not 12078 initialize targetm.resolve_overloaded_builtin here. 12079 (altivec_expand_overloaded_builtin): Make it non-static. 12080 * config/rs6000/rs6000-protos.h 12081 (altivec_expand_overloaded_builtin): New prototype. 12082 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize 12083 targetm.resolve_overloaded_builtin here. 12084 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise. 12085 120862005-07-21 Paolo Bonzini <bonzini@gnu.org> 12087 Zdenek Dvorak <dvorakz@suse.cz> 12088 12089 PR tree-optimization/19210 12090 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations): 12091 New. 12092 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o. 12093 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations, 12094 rely on unproven assumptions. 12095 * predict.c (predict_loops): Adjust call to number_of_iterations_exit. 12096 * tree-flow.h (number_of_iterations_exit): Add final parameter. 12097 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call 12098 to number_of_iterations_exit. 12099 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise. 12100 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise. 12101 * tree-ssa-loop-niter.c (find_loop_niter, 12102 estimate_numbers_of_iterations_loop): Likewise. 12103 (number_of_iterations_exit): Honor the new options. 12104 * doc/invoke.texi (Wunsafe-loop-optimizations, 12105 funsafe-loop-optimizations): Document them. 12106 121072005-07-21 Richard Sandiford <richard@codesourcery.com> 12108 12109 PR rtl-optimization/22167 12110 * gcse.c (hoist_code): Fix hoist_exprs[] check. 12111 121122005-07-20 Adam Nemet <anemet@lnxw.com> 12113 12114 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and 12115 __do_global_dtors_aux longcall. 12116 121172005-07-20 Kazu Hirata <kazu@cs.umass.edu> 12118 12119 * gensupport.c (old_preds): Don't reference PREDICATE_CODES. 12120 (old_special_pred_table): Don't reference 12121 SPECIAL_MODE_PREDICATES. 12122 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison. 12123 * config/arc/arc.h: Don't mention PREDICATE_CODES. 12124 * config/sh/predicates.h: Don't mention 12125 SPECIAL_MODE_PREDICATES. 12126 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): 12127 Remove. 12128 121292005-07-20 DJ Delorie <dj@redhat.com> 12130 12131 * config.gcc: Add m32c-elf support. 12132 12133 * doc/contrib.texi: Mention m32c. 12134 * doc/extend.texi: Document m32c extensions. 12135 * doc/install.texi: Mention m32c. 12136 * doc/invoke.texi: Document m32c options. 12137 * doc/md.texi: Document m32c constraints. 12138 12139 * config/m32c/addsub.md: New file. 12140 * config/m32c/bitops.md: New file. 12141 * config/m32c/cond.md: New file. 12142 * config/m32c/jump.md: New file. 12143 * config/m32c/m32c-lib1.S: New file. 12144 * config/m32c/m32c-lib2.c: New file. 12145 * config/m32c/m32c-modes.def: New file. 12146 * config/m32c/m32c-pragma.c: New file. 12147 * config/m32c/m32c-protos.h: New file. 12148 * config/m32c/m32c.abi: New file. 12149 * config/m32c/m32c.c: New file. 12150 * config/m32c/m32c.h: New file. 12151 * config/m32c/m32c.md: New file. 12152 * config/m32c/m32c.opt: New file. 12153 * config/m32c/minmax.md: New file. 12154 * config/m32c/mov.md: New file. 12155 * config/m32c/muldiv.md: New file. 12156 * config/m32c/predicates.md: New file. 12157 * config/m32c/prologue.md: New file. 12158 * config/m32c/shift.md: New file. 12159 * config/m32c/t-m32c: New file. 12160 121612005-07-20 Kaz Kojima <kkojima@gcc.gnu.org> 12162 12163 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants. 12164 (stack_protect_set, stack_protect_test): New expanders. 12165 (stack_protect_set_si, stack_protect_set_si_media, 12166 stack_protect_set_di_media, stack_protect_test_si, 12167 stack_protect_test_si_media, stack_protect_test_di_media): 12168 New insns. 12169 121702005-07-20 Andrew Pinski <pinskia@physics.uc.edu> 12171 12172 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST. 12173 121742005-07-20 James A. Morrison <phython@gcc.gnu.org> 12175 12176 * tree.h (tree_expr_nonzero_p): Export. 12177 * fold-const.c (tree_expr_nonzero_p): Likewise. 12178 Return true for CALL_EXPRs that are alloca calls. 12179 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs 12180 against zero. 12181 * tree-flow.h (expr_computes_nonzero): Remove. 12182 * tree-vrp.c (expr_computes_nonzero): Remove. 12183 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p. 12184 (extract_range_from_unary_expr): Likewise. 12185 * tree-ssa-dom.c (record_equivalences_from_stmt): Use 12186 tree_expr_nonzero_p. 12187 121882005-07-20 Bernd Schmidt <bernd.schmidt@analog.com> 12189 12190 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare. 12191 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take 12192 extra arg "picreg" and use it instead of pic_offset_table_rtx. 12193 All callers changed. 12194 (frame_related_constant_load): New arg "related" which controls 12195 setting of RTX_FRAME_RELATED_P. All callers changed. 12196 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue. 12197 (bfin_expand_prologue): Add stack limit checking. 12198 * config/bfin/bfin.md (trapifcc): New pattern. 12199 12200 * config/bfin/bfin.c: Include "langhooks.h". 12201 (def_builtin): Go through lang_hooks to call builtin_function. 12202 12203 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare. 12204 * config/bfin/predicates.md (symbol_ref_operand): New. 12205 (call_insn_operand): Delete. All callers changed to use 12206 register_no_elim_operand. 12207 * config/bfin/bfin.c (init_cumulative_args): Initialize the new 12208 call_cookie field. 12209 (function_arg): Use it to generate the call's operand 2. 12210 (bfin_longcall_p): New function. 12211 (bfin_expand_call): Extra arg "cookie". All callers and declaration 12212 changed. Emit extra USE in the pattern. Use bfin_longcall_p to 12213 determine if the address needs to be in a REG. 12214 (bfin_handle_longcall_attribute): New function. 12215 (bfin_attribute_table): Add "longcall" and "shortcall". 12216 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros. 12217 (CUMULATIVE_ARGS): New member call_cookie. 12218 (PREDICATE_CODES): Add symbol_ref_operand. 12219 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add 12220 extra USE to the pattern. 12221 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol): 12222 New patterns, split off call_insn, sibcall_insn, call_value_insn and 12223 sibcall_value_insn; now the new patterns handle direct calls and the 12224 old ones indirect calls. 12225 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs. 12226 122272005-07-20 Zdenek Dvorak <dvorakz@suse.cz> 12228 12229 * doc/trouble.texi: Update section on handling of empty loops. 12230 122312005-07-20 Kazu Hirata <kazu@codesourcery.com> 12232 12233 * config.gcc: Remove support for sparc-*-openbsd*, 12234 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*, 12235 ns32k-*-netbsd*. 12236 * config.host: Remove support for i860-*-sysv4* as a host. 12237 * config/i860/*, config/ip2k/*, config/ns32k/*, 12238 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove. 12239 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't 12240 mention obsolete ports. 12241 122422005-07-20 Kaz Kojima <kkojima@gcc.gnu.org> 12243 12244 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for 12245 soft frame pointer. 12246 (sh_expand_prologue): Use hard_frame_pointer_rtx instead 12247 of frame_pointer_rtx. 12248 (sh_expand_epilogue): Likewise. 12249 (sh_set_return_address): Likewise. 12250 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM 12251 instead of FRAME_POINTER_REGNUM if needed. Add elimination 12252 offsets from FRAME_POINTER_REGNUM. 12253 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp. 12254 (sh_register_names): Add initializer for sfp. 12255 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM. 12256 (VALID_REGISTER_P): Likewise. 12257 (FIRST_PSEUDO_REGISTER): Update. 12258 (DWARF_FRAME_REGISTERS): Define. 12259 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp. 12260 (HARD_FRAME_POINTER_REGNUM): Define. 12261 (FRAME_POINTER_REGNUM): Redefine. 12262 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM, 12263 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations 12264 from FRAME_POINTER_REGNUM. 12265 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of 12266 FRAME_POINTER_REGNUM. 12267 (REG_CLASS_CONTENTS): Add sfp. 12268 (REG_ALLOC_ORDER): Likewise. 12269 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment. 12270 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead 12271 of frame_pointer_rtx. 12272 (LEGITIMIZE_RELOAD_ADDRESS): Likewise. 12273 122742005-07-19 James A. Morrison <phython@gcc.gnu.org> 12275 12276 * fold-const.c (tree_expr_nonnegative_p): Only return true for 12277 ABS_EXPR when flag_wrapv is false because of INT_MIN. 12278 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument 12279 of an ABS_EXPR. 12280 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into 12281 ABS_EXPR<x>. 12282 122832005-07-20 Giovanni Bajo <giovannibajo@libero.it> 12284 12285 Make CONSTRUCTOR use VEC to store initializers. 12286 * c-common.c (complete_array_type): Update to cope with VEC in 12287 CONSTRUCTOR_ELTS. 12288 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts. 12289 (pp_c_constructor_elts): New function. 12290 * c-pretty-print.h (pp_c_constructor_elts): Declare. 12291 * c-typeck.c (build_function_call, build_c_cast, digest_init, 12292 struct constructor_stack, struct initializer_stack, 12293 constructor_elements, push_init_level, pop_init_level, 12294 add_pending_init, find_init_member, output_init_element): Update to 12295 cope with VEC in CONSTRUCTOR_ELTS. 12296 * coverage.c (build_fn_info_value, build_ctr_info_value, 12297 build_gcov_info): Likewise. 12298 * expr.c (categorize_ctor_elements_1, store_constructor, 12299 expand_expr_real_1): Likewise. 12300 * fold-const.c (fold_ternary): Likewise. 12301 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl, 12302 gimplify_init_constructor, gimplify_expr): Likewise. 12303 * tree-dump.c (dequeue_and_dump): Likewise. 12304 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR 12305 node. 12306 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in 12307 CONSTRUCTOR_ELTS. 12308 * tree-sra.c (generate_element_init_1): Likewise. 12309 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise. 12310 * tree-ssa-operands.c (get_expr_operands): Likewise. 12311 * tree-vect-generic.c (expand_vector_piecewise): Likewise. 12312 * tree-vect-transform.c (vect_get_vec_def_for_operand): 12313 (get_initial_def_for_reduction): Likewise. 12314 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses 12315 value handle in annotations. 12316 * tree.c (tree_node_kind, tree_code_size, make_node_stat, 12317 tree_node_structure): Add support for constr_kind. 12318 (build_vector_from_ctor, build_constructor_single, 12319 build_constructor_from_list): New functions. 12320 (build_constructor): Update to take a VEC instead of a TREE_LIST. 12321 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree): 12322 Update to cope with VEC in CONSTRUCTOR_ELTS. 12323 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node. 12324 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT, 12325 CONSTRUCTOR_APPEND_ELT): New macros. 12326 (struct constructor_elt, struct tree_constructor): New data types. 12327 (union tree_node): Add tree_constructor field. 12328 * treestruct.def: Define TS_CONSTRUCTOR. 12329 * varasm.c (const_hash_1, compare_constant, copy_constant, 12330 compute_reloc_for_constant, output_addressed_constants, 12331 initializer_constant_valid_p, output_constant, 12332 array_size_for_constructor, output_constructor): Update to cope with 12333 VEC in CONSTRUCTOR_ELTS. 12334 * vec.h (VEC_empty, VEC_copy): New macros. 12335 123362005-07-19 Devang Patel <dpatel@apple.com> 12337 12338 * dbxout.c (dbxout_type): Check Objective-C++ lang. 12339 123402005-07-19 Richard Henderson <rth@redhat.com> 12341 12342 PR tree-opt/22278 12343 * gimplify.c (gimplify_expr): Use main variant type for the temp 12344 destination for a discarded volatile read. 12345 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide 12346 casts between non-void types that change volatility. 12347 123482005-07-15 DJ Delorie <dj@redhat.com> 12349 12350 * toplev.h: Add comment about the first parameter for warning(). 12351 * errors.h: Likewise. 12352 12353 * c.opt (Wpragmas): New. 12354 * doc/invoke.texi: Document it. 12355 12356 * function.c (do_warn_unused_parameter): Add warning control to 12357 warning call. 12358 * c-decl.c (warn_if_shadowing): Likewise. 12359 * c-lex.c (cb_def_pragma): Likewise. 12360 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. 12361 (pop_alignment): Likewise. 12362 (handle_pragma_pack): Likewise. 12363 (apply_pragma_weak): Likewise. 12364 (handle_pragma_weak): Likewise. 12365 (handle_pragma_redefine_extname): Likewise. 12366 (add_to_renaming_pragma_list): Likewise. 12367 (handle_pragma_extern_prefix): Likewise. 12368 (maybe_apply_renaming_pragma): Likewise. 12369 (handle_pragma_visibility): Likewise. 12370 12371 * config/c4x/c4x-c.c (BAD): Likewise. 12372 (c4x_parse_pragma): Likewise. 12373 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise. 12374 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. 12375 (rs6000_pragma_longcall): Likewise. 12376 * config/v850/v850-c.c (pop_data_area): Likewise. 12377 (ghs_pragma_section): Likewise. 12378 (ghs_pragma_section): Likewise. 12379 (ghs_pragma_interrupt): Likewise. 12380 (ghs_pragma_starttda): Likewise. 12381 (ghs_pragma_startsda): Likewise. 12382 (ghs_pragma_startzda): Likewise. 12383 (ghs_pragma_endtda): Likewise. 12384 (ghs_pragma_endsda): Likewise. 12385 (ghs_pragma_endzda): Likewise. 12386 123872005-07-19 Danny Berlin <dberlin@dberlin.org> 12388 Kenneth Zadeck <zadeck@naturalbridge.com> 12389 12390 * Makefile.in: Removed tree-promote-statics.c 12391 * tree-promote-statics.c: Removed. 12392 * common.opt: Removed flag-promote-statics. 12393 * opts.c: Ditto. 12394 * passes.c: Removed tree-promote-statics pass. 12395 * tree-pass.h: Ditto. 12396 * timevar.def: Removed TV_PROMOTE_STATICS. 12397 12398 123992005-07-19 Gerald Pfeifer <gerald@pfeifer.com> 12400 12401 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8, 12402 and *-*-freebsd9. 12403 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto. 12404 124052005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12406 12407 PR c/22476 12408 * c-common.c (check_function_arguments): Call 12409 'check_function_format' if either -Wformat or 12410 -Wmissing-format-attribute are specified. 12411 * c-format.c (check_function_format): Check -Wformat before 12412 calling 'check_format_info'. 12413 * c-opts.c (c_common_post_options): Don't warn for 12414 -Wmissing-format-attribute without -Wformat. 12415 * c-typeck.c (convert_for_assignment): Detect additional cases for 12416 -Wmissing-format-attribute. 12417 * doc/invoke.texi (-Wmissing-format-attribute): Document new 12418 behavior. 12419 124202005-07-19 Richard Guenther <rguenther@suse.de> 12421 12422 * config/i386/i386.md (lrint<mode>2): Use temporary 12423 instead of clobbering non-existent memory. 12424 124252005-07-19 Nick Clifton <nickc@redhat.com> 12426 12427 * config/avr/avr.c (legitimate_address_p): Fix debugging print 12428 statement to avoid displaying ASCII control characters. 12429 124302005-07-19 Ben Elliston <bje@au.ibm.com> 12431 12432 * bt-load.c (link_btr_uses): Fix uninitialised warnings. 12433 * cfganal.c (find_edge_index): Ditto. 12434 * combine.c (combine_instructions): Ditto. 12435 * ddg.c (create_scc): Ditto. 12436 (find_successors): Ditto. 12437 (find_predecessors): Ditto. 12438 (find_nodes_on_paths): Ditto. 12439 (longest_simple_path): Ditto. 12440 * flow.c (update_life_info): Ditto. 12441 (count_or_remove_death_notes): Ditto. 12442 (clear_log_links): Ditto. 12443 * modulo-sched.c (generate_reg_moves): Ditto. 12444 (find_max_asap): Ditto. 12445 (find_max_hv_min_mob): Ditto. 12446 (find_max_dv_min_mob): Ditto. 12447 * sbitmap.c (sbitmap_first_set_bit): Ditto. 12448 * sched-rgn.c (extract_edgelst): Ditto. 12449 * tree-into-ssa.c (prepare_names_to_update): Ditto. 12450 (dump_update_ssa): Ditto. 12451 (ssa_names_to_replace) Ditto. 12452 (switch_virtuals_to_full_rewrite): Ditto. 12453 (update_ssa): Ditto. 12454 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto. 12455 124562005-07-18 Daniel Berlin <dberlin@dberlin.org> 12457 12458 Fix PR tree-optimization/22483 12459 12460 * tree-complex.c (create_components): Use 12461 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE. 12462 * tree-flow-inline.h (fill_referenced_var_vec): New function. 12463 * tree-flow.h (safe_referenced_var_iterator): New structure. 12464 (FOR_EACH_REFERENCED_VAR_SAFE): New macro. 12465 * tree-ssa-alias.c (setup_pointers_and_addressables): Use 12466 safe_referenced_var iterator. 12467 (add_type_alias): Ditto. 12468 124692005-07-19 Steven Bosscher <stevenb@suse.de> 12470 12471 * loop-init.c (rest_of_handle_loop2): Remove. 12472 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants, 12473 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions. 12474 (pass_rtl_loop_init, pass_rtl_loop_done, 12475 pass_rtl_move_loop_invariants, pass_rtl_unswitch, 12476 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes. 12477 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done, 12478 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init, 12479 pass_tree_loop_done, and pass_tree_unswitch. 12480 (gate_loop): Rename to gate_tree_loop. 12481 * passes.c (init_optimization_passes): Update for renamed tree 12482 loop passes. Add the new loop2 passes as subpasses of loop2. 12483 * tree-pass.h: Add extern declarations for the new loop2 subpasses. 12484 Update for the renamed tree loop passes. 12485 124862005-07-18 Ian Lance Taylor <ian@airs.com> 12487 12488 PR middle-end/22057 12489 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder 12490 blocks when optimizing. 12491 124922005-07-18 Steve Ellcey <sje@cup.hp.com> 12493 12494 * common.opt (frename-registers): Initialize to 2. 12495 (fweb): Ditto. 12496 (fgcse-after-reload): Ditto. 12497 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE. 12498 (process_options): Only change flag_web, flag_rename_registers, 12499 and flag_rerun_cse_after_loop if not explicitly set by user. 12500 125012005-07-18 Jan Beulich <jbeulich@novell.com> 12502 12503 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc, 12504 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode 12505 in 64-bit mode the same as DImode in 32-bit mode. 12506 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr, 12507 ix86_split_lshr): Likewise. Rename to no longer refer to a specific 12508 mode. Add new mode parameter. 12509 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'. 12510 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3, 12511 x86_64_shift_adj): New expanders. 12512 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1, 12513 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New 12514 insns. 12515 Respective new splitters. Use renamed shift splitter helpers in 32-bit 12516 DImode shift splitters. 12517 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr, 12518 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new 12519 mode parameter. 12520 125212005-07-18 Jan Beulich <jbeulich@novell.com> 12522 12523 * i386.md (movdi_extzv_1): New. 12524 (zero_extendhidi2): Combine alternatives and never force use of 12525 REX64 prefix. 12526 (zero_extendqidi2): Likewise. Don't restrict input selection. 12527 125282005-07-17 Daniel Berlin <dberlin@dberlin.org> 12529 12530 Fix PR tree-optimization/22531 12531 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the 12532 moment. 12533 125342005-07-17 Daniel Berlin <dberlin@dberlin.org> 12535 12536 * tree-promote-statics.c (pass_promote_statics): Change dump file 12537 name. 12538 125392005-07-17 Daniel Berlin <dberlin@dberlin.org> 12540 12541 * tree-optimize.c (init_tree_optimization_passes): Add 12542 pass_eliminate_useless_stores pass. 12543 * tree-pass.h (pass_eliminate_useless_stores): New pass structure. 12544 * tree-ssa-pre.c (is_copy_stmt): New function. 12545 (follow_copies_till_vuse): Ditto. 12546 (do_eustores): Ditto. 12547 (gate_eustores): Ditto. 12548 125492005-07-16 Richard Henderson <rth@redhat.com> 12550 12551 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit. 12552 125532005-07-16 Danny Berlin <dberlin@dberlin.org> 12554 Kenneth Zadeck <zadeck@naturalbridge.com> 12555 12556 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c, 12557 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c, 12558 ipa-type-escape.h, tree-promote-statics.c 12559 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c, 12560 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h, 12561 tree-promote-statics.c: new files. 12562 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p, 12563 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1, 12564 int nonlocal_set_p, mark_constant_function): Deleted. 12565 (rest_of_handle_cfg): Removed call to mark_constant_function. 12566 (nonoverlapping_component_refs_p): Added calls to support 12567 type based aliasing. 12568 * tree-ssa-alias.c (may_alias_p, 12569 compute_flow_insensitive_aliasing): Ditto. 12570 * calls.c (flags_from_decl_or_type): Removed reference to 12571 cgraph_rtl_info. 12572 * c-typeck.c (convert_arguments): Make builtins tolerant of having 12573 too many arguments. This is necessary for Spec 2000. 12574 * cgraph.h (const_function, pure_function): Removed. 12575 * common.opt: Added "fipa-pure-const", "fipa-reference", 12576 "fipa-type-escape", and "ftree-promote-static". 12577 * opts.c: Ditto. 12578 * passes.c: Added ipa and tree-promote-statics passes. 12579 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE, 12580 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS. 12581 * tree-dfa.c (referenced_var_lookup_if_exists): New function. 12582 * tree-flow.h: Added exposed sra calls and addition of 12583 reference_vars_info field for FUNCTION_DECLS. 12584 * tree-pass.h: Added passes. 12585 * tree-sra.c: (sra_init_cache): New function. 12586 (sra_insert_before, sra_insert_after) Made public. 12587 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p 12588 and made public. 12589 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based 12590 aliasing. (may_alias_p): Added code to use type escape analysis to 12591 improve alias sets. 12592 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and 12593 code to prune clobbers of static variables based on information 12594 produced in ipa-reference pass. Changed call clobbering so that 12595 statics are not marked as clobbered if the call does not clobber 12596 them. 12597 125982005-07-16 Daniel Berlin <dberlin@dberlin.org> 12599 12600 * tree-ssa-structalias.c (need_to_solve): Need to check for preds, 12601 too. 12602 126032005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr> 12604 12605 * doc/install.texi (*-*-solaris2*): Document recommended version 12606 of GNU binutils and mention GNU linker problem on Solaris 10. 12607 126082005-07-16 Joseph S. Myers <joseph@codesourcery.com> 12609 12610 PR c/22421 12611 * c-decl.c (c_build_bitfield_integer_type): New function. 12612 (finish_struct): Call it. 12613 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types. 12614 126152005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12616 12617 * c-typeck.c (digest_init): Call 'convert_for_assignment' 12618 before returning. 12619 126202005-07-16 Jan Hubicka <jh@suse.cz> 12621 12622 * cfg.c (update_bb_profile_for_threading): Fix profile updating. 12623 (scale_bbs_frequencies_int): Watch roundoff errors. 12624 * predict.c (return_prediction): Initialize return_stmt. 12625 126262005-07-16 Jan Hubicka <jh@suse.cz> 12627 12628 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation 12629 after RTL profiling. 12630 126312005-07-11 Andrew Pinski <pinskia@physics.uc.edu> 12632 12633 PR middle-end/22398 12634 * fold-const.c (build_range_check): Convert high/low to etype 12635 if we are only comparing against exp. 12636 126372005-07-13 Daniel Berlin <dberlin@dberlin.org> 12638 12639 Fix PR tree-optimization/22376 12640 * tree-ssa-structalias.c (build_constraint_graph): We really meant 12641 special var here. 12642 (need_to_solve): New function. 12643 (compute_points_to_sets): Use it. 12644 126452005-07-15 Jan Hubicka <jh@suse.cz> 12646 12647 * cfg.c (update_bb_profile_for_threading): More diagnostic. 12648 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block. 12649 126502005-07-15 Richard Guenther <rguenther@suse.de> 12651 12652 * c-common.c (handle_flatten_attribute): New function. 12653 Add flatten function attribute. 12654 * doc/extend.texi: Document flatten function attribute. 12655 * Makefile.in (ipa-inline.o): Depend on hashtab.h. 12656 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node): 12657 New functions. 12658 (cgraph_decide_inlining): Handle functions with flatten 12659 attribute. 12660 126612005-07-14 David Edelsohn <edelsohn@gnu.org> 12662 12663 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC, 12664 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG, 12665 UNSPEC_XCHG, UNSPEC_AND): New. 12666 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, 12667 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete. 12668 * config/rs6000/sync.md (FETCHOP): New code macro. 12669 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr): 12670 New code attrs. 12671 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile. 12672 (sync_compare_and_swap<mode>): Same. 12673 (sync_lock_test_and_set<mode>): Same. 12674 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync 12675 for QImode and HImode, and not PPC405. 12676 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same. 12677 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same. 12678 (sync_<fetchop>{si,di}_internal): New. 12679 (sync_nand{si,di}_internal): New. 12680 (sync_old_<fetchop>{si,di}_internal): New. 12681 (sync_old_nand{si,di}_internal): New 12682 (sync_new_<fetchop>{si,di}_internal): New. 12683 (sync_new_nand{si,di}_internal): New. 12684 (atomic_and{si,di}): New. 12685 (sync_new_nand{si,di}_internal): New. 12686 (atomic_and{si,di}): New. 12687 (sync_add<mode>_internal): Delete. 12688 (sync_addshort_internal): Use unspec instead of unspec_volatile. 12689 (sync_sub<mode>_internal): Delte. 12690 (sync_subshort_internal): New. 12691 (sync_andsi_internal): Use unspec instead of unspec_volatile. 12692 (sync_anddi_internal): Delete. 12693 (sync_boolsi_internal): Use unspec instead of unspec_volatile. 12694 (sync_booldi_internal): Delete. 12695 (sync_boolc<mode>_internal): Delete. 12696 (sync_boolcshort_internal): Use unspec instead of unspec_volatile. 12697 (sync_boolc<mode>_internal2): Delete. 12698 (sync_boolcc<mode>_internal): Delete. 12699 (isync, lwsync): Use unspec instead of unspec_volatile. 12700 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS. 12701 Revert UNSPEC_VOLATILE. 12702 (rs6000_split_atomic_op): New. 12703 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare. 12704 127052005-07-14 Eric Christopher <echristo@redhat.com> 12706 12707 * config/mips/mips.c (mips_canonicalize_comparison): Cast 12708 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT. 12709 127102005-07-14 Eric Christopher <echristo@redhat.com> 12711 12712 * config/s390/t-tpf (SHLIB_MAPFILES): Remove. 12713 127142005-07-14 Steven Bosscher <stevenb@suse.de> 12715 12716 PR tree-optimization/22230 12717 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in 12718 the computation of the four cross productions for "range op range". 12719 127202005-07-14 Alexandre Oliva <aoliva@redhat.com> 12721 Ulrich Weigand <uweigand@de.ibm.com> 12722 12723 PR target/20126 12724 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV 12725 in some insn. 12726 127272005-07-14 Ulrich Weigand <uweigand@de.ibm.com> 12728 12729 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition. 12730 127312005-07-14 Steve Ellcey <sje@cup.hp.com> 12732 12733 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode. 12734 127352005-07-14 Richard Guenther <rguenther@suse.de> 12736 12737 PR middle-end/22347 12738 * config/i386/i386-protos.h (ix86_function_value): Change 12739 prototype to match new target hook. 12740 * config/i386/i386.c (ix86_value_regno): Change prototype 12741 to take extra type argument. 12742 (TARGET_FUNCTION_VALUE): Define. 12743 (ix86_function_ok_for_sibcall): Pass extra argument to 12744 ix86_value_regno, check return slot rtx for exact match. 12745 (ix86_function_value): Take extra parameter. Dispatch to 12746 ix86_value_regno with fndecl/fntype as provided. 12747 (ix86_value_regno): Handle extra type argument. 12748 * config/i386/i386.h (FUNCTION_VALUE): No longer define. 12749 12750 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase. 12751 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase. 12752 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase. 12753 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase. 12754 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase. 12755 127562005-07-14 Richard Guenther <rguenther@suse.de> 12757 12758 * Makefile.in (explow.o, reg-stack.o): Depend on target.h. 12759 * calls.c (expand_call): Pass fntype to hard_function_value. 12760 (emit_library_call_value_1): Likewise. 12761 * explow.c: Include target.h. 12762 (hard_function_value): Take extra argument, the fntype. 12763 Use new target hook for function_value. 12764 * expr.h (hard_function_value): Change prototype. 12765 * function.c (aggregate_value_p): Pass 0 as fntype to 12766 hard_function_value. 12767 (assign_parms): Use new target hook for function_value. 12768 Pass 0 as fntype to hard_function_value. 12769 (expand_function_end): Likewise. 12770 * reg-stack.c: Include target.h. 12771 (stack_result): Use new target hook for function_value. 12772 * target-def.h: New target hook function_value. 12773 * target.h: Likewise. 12774 * targhooks.c (default_function_value): New function. 12775 * targhooks.h (default_function_value): Declare. 12776 127772005-07-13 Ian Lance Taylor <ian@airs.com> 12778 12779 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define. 12780 127812005-07-14 Jan Hubicka <jh@suse.cz> 12782 12783 * tree-dfa.c (dump_variable): Use default_def function. 12784 * tree-ssa-alias.c (dump_points_to_info): Likewise. 12785 * tree-ssa.c (verify_use): Likewise. 12786 * tree-ssanames.c (release_ssa_name): Likewise. 12787 * tree-tailcall.c (eliminate_tail_call): Likewise. 12788 (tree_optimize_tail_calls_1): Likewise. 12789 * tree-vrp.c (get_value_range): Likewise. 12790 127912005-07-14 Ben Elliston <bje@au.ibm.com> 12792 12793 * gcc.c (main): Compare language[0] with '*' when iterating over 12794 the infiles. 12795 127962005-07-13 Adrian Strae½tling <straetling@de.ibm.com> 12797 12798 * config/s390/s390.c: (s390_cc_modes_compatible): Move before 12799 "s390_emit_compare". Add handling of CCZ1mode. 12800 (s390_canonicalize_comparison): Simplify cascaded EQ, NE. 12801 (390_emit_compare): Use "s390_cc_modes_compatible" for mode 12802 checking. 12803 (s390_branch_condition_mask): Add CCZ1mode handling. 12804 * config/s390/s390.md: ("seq", "*seq"): New pattern. 12805 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"): 12806 Use CCZ1mode instead of CCZmode. 12807 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode. 12808 128092005-07-13 Adrian Strae½tling <straetling@de.ibm.com> 12810 12811 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New 12812 pattern. 12813 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode. 12814 128152005-07-13 Eric Christopher <echristo@redhat.com> 12816 12817 * config/mips/mips.c (mips_canonicalize_comparison): New. 12818 (mips_emit_int_relational): Use. 12819 128202005-07-13 Eric Christopher <echristo@redhat.com> 12821 12822 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove 12823 static extra parts. 12824 * config/s390/s390.md: Include tpf.md. Move tpf specific 12825 patterns... 12826 * config/s390/tpf.md: To here. 12827 * config/s390/s390.opt: Move tpf specific options... 12828 * config/s390/tpf.opt: to here. Add mmain option. 12829 * config/s390/tpf-unwind.h: Remove unnecessary defines. 12830 * config/s390/tpf.h: Rewrite. 12831 128322005-07-13 H.J. Lu <hongjiu.lu@intel.com> 12833 12834 * doc/tm.texi: Remove @xref{Cross-profiling}. 12835 128362005-07-13 Jeff Law <law@redhat.com> 12837 12838 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR 12839 expressions, test their _DECL operands for pointer equality rather 12840 than using operand_equal_p. 12841 128422005-07-13 H.J. Lu <hongjiu.lu@intel.com> 12843 12844 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ... 12845 (TARGET_POSIX_IO): This. 12846 * config/darwin.h: Likewise. 12847 * config/freebsd.h: Likewise. 12848 * config/linux.h: Likewise. 12849 * config/lynx.h: Likewise. 12850 * config/netbsd.h: Likewise. 12851 * config/rs6000/linux64.h: Likewise. 12852 * config/rs6000/linux.h: Likewise. 12853 * config/s390/tpf.h: Likewise. 12854 * config/sh/embed-elf.h: Likewise. 12855 * config/sparc/linux64.h: Likewise. 12856 * config/sparc/linux.h: Likewise. 12857 * config/svr4.h: Likewise. 12858 * gcov-io.h: Likewise. 12859 12860 * doc/tm.texi: Updated. 12861 12862 * libgcov.c (create_file_directory): Defined only if 12863 TARGET_POSIX_IO is defined. 12864 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO 12865 is defined. 12866 128672005-07-13 Jan Hubicka <jh@suse.cz> 12868 12869 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch. 12870 128712005-07-13 David Edelsohn <edelsohn@gnu.org> 12872 12873 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed 12874 structure as argument. 12875 128762005-07-13 Paolo Bonzini <bonzini@gnu.org> 12877 12878 PR tree-optimization/21921 12879 * tree-iterator.c (tsi_link_before): Support the case when 12880 tsi_end_p (tsi) == true. 12881 128822005-07-12 Zdenek Dvorak <dvorakz@suse.cz> 12883 12884 PR tree-optimization/22442 12885 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs 12886 correctly. 12887 128882005-07-12 Zdenek Dvorak <dvorakz@suse.cz> 12889 12890 PR rtl-optimization/20376 12891 * toplev.c (process_options): Enable -fweb and -frename-registers when 12892 unrolling. 12893 * doc/invoke.texi: Update the information about when -fweb and 12894 -frename-registers are enabled. 12895 128962005-07-12 Andrew Pinski <pinskia@physics.uc.edu> 12897 12898 PR tree-opt/21840 12899 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type 12900 if *rhs_p is not a SSA_NAME. 12901 129022005-07-12 Daniel Berlin <dberlin@dberlin.org> 12903 12904 Fix PR tree-optimization/22422 12905 * tree-ssa-structalias.c (struct variable_info): Add flag for 12906 special vars. 12907 (get_varinfo): Now a static function. 12908 (new_varinfo): init has_union and is_special_var to false. 12909 (solution_set_add): Check has_union. 12910 (do_da_constraint): Move temporary variable so it gets reset 12911 properly. 12912 Also check for special variable. 12913 (do_ds_constraint): Ditto. 12914 (do_sd_constraint): Ditto. 12915 (do_structure_copy): Check for special variable. 12916 (find_func_aliases): Ditto. 12917 (init_base_vars): Set special vars properly. 12918 129192005-07-13 Jan Hubicka <jh@suse.cz> 12920 12921 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we 12922 do unit-at-a-time. 12923 12924 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting. 12925 (get_expr_operands): Fix thinko wrt flags and subvars. 12926 12927 PR tree-optimize/22379 12928 * tree-inline.c (expand_call_inline): Do not output sorry in early 12929 inlining. 12930 129312005-07-12 Dale Johannesen <dalej@apple.com> 12932 12933 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND. 12934 129352005-07-12 Andrew Pinski <pinskia@physics.uc.edu> 12936 12937 PR bootstrap/21704 12938 * host-linux.h: Include limits.h. 12939 129402005-07-12 Dale Johannesen <dalej@apple.com> 12941 12942 * expr.c (compress_float_constant): Add cost check. 12943 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost. 12944 129452005-07-12 Dale Johannesen <dalej@apple.com> 12946 12947 * gcc.target/i386/compress-float-sse.c: New. 12948 * gcc.target/i386/compress-float-sse-pic.c: New. 12949 * gcc.target/i386/compress-float-387.c: New. 12950 * gcc.target/i386/compress-float-387-pic.c: New. 12951 * gcc.dg/compress-float-ppc.c: New. 12952 * gcc.dg/compress-float-ppc-pic.c: New. 12953 129542005-07-12 Eric Christopher <echristo@redhat.com> 12955 12956 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove 12957 static extra parts. 12958 * config/s390/s390.md: Include tpf.md. Move tpf specific 12959 patterns... 12960 * config/s390/tpf.md: To here. 12961 * config/s390/s390.opt: Move tpf specific options... 12962 * config/s390/tpf.opt: to here. Add mmain option. 12963 * config/s390/tpf-unwind.h: Remove unnecessary defines. 12964 * config/s390/tpf.h: Rewrite. 12965 129662005-07-12 Eric Christopher <echristo@redhat.com> 12967 12968 * gcc.c (struct infile): Update comment for language. 12969 (main): Rewrite input file resetting code. 12970 129712005-07-12 Andrew Pinski <pinskia@physics.uc.edu> 12972 12973 PR tree-opt/22335 12974 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if 12975 requiring a cast in a non RHS of modify_expr. Add a cast when required. 12976 (lookup_avail_expr): Use constant_boolean_node instead 12977 of boolean_false_node/boolean_true_node. 12978 129792005-07-12 Ben Elliston <bje@au.ibm.com> 12980 12981 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string 12982 and use it when printing num_edges. 12983 129842005-07-12 Bernd Schmidt <bernd.schmidt@analog.com> 12985 12986 * doc/extend.texi (Blackfin Built-in Functions): New section. 12987 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the 12988 @opindex. 12989 129902005-07-12 Adrian Straetling <straetling@de.ibm.com> 12991 12992 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp): 12993 s/cmpstrsi/cmpstrnsi 12994 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and 12995 'cmpstrnsi'. 12996 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'. 12997 (init_optabs): Initialize cmpstrn_optab. 12998 * optabs.h: (enum insn_code cmpstrn_optab): Declare. 12999 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation. 13000 * expr.c: (enum insn_code cmpstrn_optab): Declare. 13001 * config/i386/i386.md: s/cmpstr/cmpstrn 13002 * config/c4x/c4x.md: s/cmpstr/cmpstrn 13003 * doc/md.texi: Update documentation. 13004 130052005-07-11 Richard Henderson <rth@redhat.com> 13006 13007 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use 13008 build_va_arg_indirect_ref. 13009 (alpha_gimplify_va_arg): Likewise. 13010 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise. 13011 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise. 13012 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise. 13013 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise. 13014 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise. 13015 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg): 13016 Likewise. 13017 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise. 13018 130192005-07-12 Zdenek Dvorak <dvorakz@suse.cz> 13020 13021 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare. 13022 * passes.c (init_optimization_passes): Add pass_empty_loop. 13023 * tree-pass.h (pass_empty_loop): Declare. 13024 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop, 13025 try_remove_empty_loop, remove_empty_loops): New functions. 13026 * tree-ssa-loop-ivopts.c (single_dom_exit): Export. 13027 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New. 13028 130292005-07-12 Peter Barada <peter@the-baradas.com> 13030 13031 PR middle-end/16719 13032 PR middle-end/18421 13033 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes 13034 in address registers. 13035 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise. 13036 * config/m68k/m68k.md: Replace 's' with 'i' in 4th 13037 alternative of addsi3_5200. 13038 130392005-07-11 Ian Lance Taylor <ian@airs.com> 13040 13041 * config/mips/mips.md (ffs<mode>2): Remove. 13042 130432005-07-11 Ian Lance Taylor <ian@airs.com> 13044 13045 * doc/tree-ssa.texi (Cleanups): Improve description of 13046 TRY_FINALLY_EXPR. 13047 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases. 13048 130492005-07-11 Daniel Berlin <dberlin@dberlin.org> 13050 13051 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD. 13052 * tree.h (DECL_ARGUMENT_FLD): New macro. 13053 130542005-07-11 Daniel Berlin <dberlin@dberlin.org> 13055 13056 Fix PR tree-optimization/22404 13057 13058 * tree-ssa-structalias.c (create_variable_info_for): Use 13059 correct offset. 13060 130612005-07-11 Bernd Schmidt <bernd.schmidt@analog.com> 13062 13063 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt, 13064 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand 13065 for second comparison operand. 13066 * config/bfin/predicates.md (reg_or_const_int_operand): New. 13067 13068 * config/bfin/bfin.md (define_attr "type"): Add "sync". 13069 (define_insn_reservation "alu"): Likewise. 13070 (csync, ssync): Now of type sync. 13071 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to 13072 -mcsync-anomaly -mspecld-anomaly. 13073 * config/bfin/bfin.opt (mcsync): Remove. 13074 (mcsync-anomaly, mspecld-anomaly): Add. 13075 * config/bfin/bfin.c: Include "insn-codes.h". 13076 (bfin_reorg): Extend to handle the CSYNC anomaly as well. 13077 (TARGET_DEFAULT_TARGET_FLAGS): New. 13078 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly. 13079 130802005-07-11 Steven Bosscher <stevenb@suse.de> 13081 13082 * basic-block.h: Give the BB flags enum a name, bb_flags. 13083 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK. 13084 * cfgcleanup.c (enum bb_flags): Remove here. 13085 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove. 13086 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS. 13087 (update_forwarder_flag): Likewise. 13088 (thread_jump): Likewise. 13089 (try_forward_edges): Likewise. 13090 (try_optimize_cfg): Likewise. Clear bb->flags before updating the 13091 forwarder flags. Don't clear bb->aux for all basic blocks. Only 13092 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags. 13093 130942005-07-11 Richard Guenther <rguenther@suse.de> 13095 13096 * config/i386/i386.opt: New target option -msseregparm. 13097 * config/i386/i386.c (override_options): Error out for 13098 -msseregparm but no SSE support. 13099 (ix86_function_sseregparm): Check for global sseregparm. 13100 * doc/invoke.texi: Document -msseregparm. 13101 131022005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> 13103 13104 * config.gcc (m32r-*-linux*): Use the default extra_parts. 13105 (m32rle-*-linux*): Ditto. 13106 131072005-07-11 Jakub Jelinek <jakub@redhat.com> 13108 13109 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type) 13110 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in 13111 bytes. 13112 131132005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 13114 13115 PR middle-end/22239 13116 PR target/20126 13117 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of 13118 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)). 13119 131202005-07-07 Daniel Berlin <dberlin@dberlin.org> 13121 13122 * tree-ssa-structalias.c (struct variable_info): Heapify complex. 13123 (varmap): Heapify varmap. 13124 (constraints): Heapify constraints. 13125 (struct constraint_graph): Heapify succs and preds. 13126 (constraint_vec_find): Update for heapification. 13127 (constraint_set_union): Ditto. 13128 (insert_into_complex): Ditto. 13129 (constraint_edge_vec_find): Ditto. 13130 (erase_graph_self_edge): Ditto. 13131 (add_graph_edge): Ditto. 13132 (get_graph_weights): Ditto. 13133 (merge_graph_nodes): Ditto. 13134 (build_constraint_graph): Ditto. 13135 (topo_visit): Ditto. 13136 (solve_graph): Ditto. 13137 (create_variable_info_for): Ditto. 13138 (init_base_vars): Ditto. 13139 (delete_points_to_sets): Free graph, varmap, and complex constraints. 13140 (condese_varmap_nodes): Free complex vector. 13141 (clear_edges_for_node): Clear succs and preds vector. 13142 131432005-07-10 Daniel Berlin <dberlin@dberlin.org> 13144 13145 * tree-ssa-structalias.c (update_alias_info): Change counting of 13146 references to not include vdefs. 13147 131482005-07-10 Daniel Berlin <dberlin@dberlin.org> 13149 13150 * tree-ssa-alias.c (free_used_part_map): Add missing free. 13151 (up_insert): Ditto. 13152 131532005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 13154 13155 * pa.c (pa_commutative_p): Make PLUS commutative when 13156 TARGET_NO_SPACE_REGS is true. 13157 131582005-07-09 Diego Novillo <dnovillo@redhat.com> 13159 13160 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h 13161 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val. 13162 * tree-dfa.c (dump_subvars_for): New. 13163 (debug_subvars_for): New. 13164 (dump_variable): Show subvariables if VAR has them. 13165 * tree-flow-inline.h (get_subvar_at): New. 13166 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT. 13167 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc. 13168 Update all users. 13169 (struct subvar): Change fields offset and size to unsigned 13170 HOST_WIDE_INT. 13171 (dump_subvars_for): Declare. 13172 (debug_subvars_for): Declare. 13173 (get_subvar_at): Declare. 13174 (okay_component_ref_for_subvars): Change 2nd and 3rd argument 13175 to unsigned HOST_WIDE_INT *. 13176 (overlap_subvar): Likewise. 13177 * tree-gimple.c (is_gimple_reg): Always return false for 13178 SFTs and memory tags. 13179 * tree-pass.h (pass_build_pta, pass_del_pta): Remove. 13180 Update all callers. 13181 * tree-ssa-alias.c: Include tree-ssa-structalias.h. 13182 (compute_may_aliases): Call compute_points_to_sets. 13183 (collect_points_to_info_for): Remove. 13184 (compute_points_to_and_addr_escape): Remove. 13185 (delete_alias_info): Call delete_points_to_sets. 13186 (compute_flow_sensitive_aliasing): If the call to 13187 find_what_p_points_to returns false, call set_pt_anything. 13188 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias. 13189 (set_pt_anything): Clear pi->pt_vars. 13190 (set_pt_malloc): Remove. 13191 (merge_pointed_to_info): Remove. 13192 (add_pointed_to_expr): Remove. 13193 (add_pointed_to_var): Remove. 13194 (collect_points_to_info_r): Remove. 13195 (is_escape_site): Make extern. 13196 (create_sft): New. 13197 (create_overlap_variables_for): Call it. 13198 * tree-ssa-copy.c (merge_alias_info): Never merge 13199 flow-sensitive alias information. 13200 * tree-ssa-operands.c (get_expr_operands): Adjust variables 13201 offset and size to be unsigned HOST_WIDE_INT. 13202 (add_to_addressable_set): Rename from note_addressable. 13203 Set TREE_ADDRESSABLE as the variables are added to the set. 13204 Update all users. 13205 (add_stmt_operand): Do not try to micro-optimize unmodifiable 13206 operands into VUSEs when adding V_MAY_DEFs for members in an 13207 alias set. 13208 * tree-ssa-operands.h (add_to_addressable_set): Declare. 13209 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last. 13210 (struct variable_info): Add bitfield is_heap_var. 13211 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare. 13212 (new_var_info): Initialize is_heap_var. 13213 (get_constraint_for): Add HEAP variables to the symbol table. 13214 Mark them with is_heap_var. 13215 (update_alias_info): New. Taken mostly from the old 13216 compute_points_to_and_addr_escape. 13217 (handle_ptr_arith): New. 13218 (find_func_aliases): Call update_alias_info. 13219 Call handle_ptr_info for tcc_binary expressions. 13220 Call mark_stmt_modified. 13221 (create_variable_info_for): If DECL has subvars, do not create 13222 variables for its subvars. Always add all the fields. 13223 (set_uids_in_ptset): If the solution includes ANYOFFSET and 13224 SFTs, then add all the SFTs of the structure. 13225 If VI->DECL is an aggregate with subvariables, add the SFT at 13226 VI->OFFSET. 13227 (find_what_p_points_to): If VI is an artificial variable, 13228 translate to bitfields in SSA_NAME_PTR_INFO. 13229 If the solution is empty, set pi->pt_vars to NULL 13230 (init_base_vars): Create ANYOFFSET. 13231 (compute_points_to_sets): Rename from create_alias_vars. 13232 Make extern. 13233 (pass_build_pta): Remove. 13234 (delete_points_to_sets): Rename from delete_alias_vars. 13235 (pass_del_pta): Remove. 13236 * tree-ssa-structalias.h (struct alias_info): Move from 13237 tree-ssa-alias.h. 13238 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC, 13239 NUM_REFERENCES_SET): Likewise. 13240 (compute_points_to_sets, delete_points_to_sets): Declare. 13241 132422005-07-09 Richard Henderson <rth@redhat.com> 13243 13244 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12, 13245 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12, 13246 alpha_split_lock_test_and_set_12): New functions. 13247 * config/alpha/alpha-protos.h: Update. 13248 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC, 13249 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO. 13250 * config/alpha/sync.md (I12MODE): New. 13251 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile. 13252 (sync_<fetchop_name><I48MODE>): Likewise. 13253 (sync_nand<I48MODE>): Likewise. 13254 (sync_old_<fetchop_name><I48MODE>): Likewise. 13255 (sync_new_<fetchop_name><I48MODE>): Likewise. 13256 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise. 13257 (sync_compare_and_swap<I48MODE>): Likewise. 13258 (sync_lock_test_and_set<I48MODE>): Likewise. 13259 (sync_compare_and_swap<I12MODE>): New. 13260 (sync_compare_and_swap<I12MODE>_1): New. 13261 (sync_lock_test_and_set<I12MODE>): New. 13262 (sync_lock_test_and_set<I12MODE>_1): New. 13263 132642005-07-09 Diego Novillo <dnovillo@redhat.com> 13265 13266 PR 21356 13267 PR 22332 13268 * passes.c (execute_todo): Cleanup the CFG before updating SSA. 13269 132702005-07-09 Jakub Jelinek <jakub@redhat.com> 13271 13272 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT: 13273 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx). 13274 132752005-07-09 Richard SAndiford <richard@codesourcery.com> 13276 13277 PR target/21656 13278 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define. 13279 132802005-07-08 David Edelsohn <edelsohn@gnu.org> 13281 13282 * config/rs6000/sync.md (load_locked_<mode>): Use Z for 13283 memory_operand constraint. 13284 (store_conditional_<mode>): Same. 13285 (sync_compare_and_swap<mode>): Same. 13286 (sync_lock_test_and_set<mode>): Same. 13287 132882005-07-08 Hans-Peter Nilsson <hp@axis.com> 13289 13290 Rewrite PIC support to more closely model actual instructions. 13291 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol) 13292 (cris_symbol): Remove prototypes for removed functions. 13293 (cris_pic_symbol_type_of, cris_valid_pic_const) 13294 (cris_expand_pic_call_address): Prototypes for new functions. 13295 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused 13296 variable. 13297 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused 13298 modifiers. 13299 <case ':'>: Add case for new punctuation character. 13300 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly 13301 emitting (extra) PIC modifier. 13302 <case UNSPEC>: Do not assert for PLT. 13303 (cris_initial_frame_pointer_offset, cris_simple_epilogue) 13304 (cris_expand_prologue, cris_expand_epilogue): Check 13305 for pic_offset_table_rtx usage instead of taking 13306 current_function_uses_pic_offset_table as the final word. 13307 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok): 13308 Remove flag_pic difference. 13309 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions, 13310 the moral equivalents of... 13311 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove 13312 functions. 13313 (cris_legitimate_pic_operand): Just call cris_valid_pic_const. 13314 (cris_handle_option): Mark ARG as unused. 13315 (cris_expand_pic_call_address): New worker function for "call", 13316 "call_value". 13317 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not 13318 output PIC constructs here. 13319 (cris_output_addr_const_extra): Changes for emitting PIC modifiers 13320 as symbol-specific modifers, not whole or part of operands. 13321 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case. 13322 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped 13323 constants and flag_pic. 13324 (CONSTANT_INDEX_P): Adjust for new functions. 13325 (enum cris_pic_symbol_type): New helper type. 13326 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'. 13327 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL) 13328 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New 13329 define_constants. 13330 ("movsi"): Emit actual instructions for GOT and relative access. 13331 ("*movsi_got_load"): New pattern to set up the register holding 13332 the GOT pointer. 13333 ("*movsi_internal"): Operand 1 is not a plain general_operand. 13334 Adjust FIXME for 'S'. 13335 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC. 13336 Use "movs" for -fpic cases. 13337 ("addsi3"): Add alternative for 'S'; use adds.w when possible. 13338 ("uminsi3","*expanded_call_value"): Remove 'S' alternative. 13339 ("call", "call_value"): Just call cris_expand_pic_call_address for 13340 PIC addresses. 13341 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"): 13342 Remove special pattern. 13343 ("*expanded_call_side", "*expanded_call_value_side"): New 13344 patterns. 13345 (gotplt-to-plt, gotplt-to-plt-side-call) 13346 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New 13347 peephole2:s. 13348 * config/cris/cris/predicates.md 13349 ("cris_general_operand_or_gotless_symbol"): Remove unused 13350 predicate. 13351 ("cris_general_operand_or_symbol"): Adjust for new functions. 13352 133532005-07-08 Andrew Pinski <pinskia@physics.uc.edu> 13354 13355 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1. 13356 133572005-07-08 Daniel Berlin <dberlin@dberlin.org> 13358 13359 * Makefile.in (TREE_H): Add treestruct.def. 13360 (c-decl.o): Add pointer-set.h 13361 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at 13362 visibility on regular DECL's. 13363 (merge_decls): Fix the copying of decl nodes of various types for 13364 the new structures. Don't update RTL, section name, weak status, 13365 etc, on DECL's without RTL. 13366 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone. 13367 Don't check volatile on non-variable types. 13368 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK 13369 to check whether we have seen arguments. 13370 * c-objc-common.c (c_tree_printer): Reverse order of tests so that 13371 flag is checked before field (flag is common, field is not). 13372 * dwarf2out.c (decl_ultimate_origin): Only DECL's with 13373 TS_DECL_COMMON could have an origin. 13374 (add_location_or_const_value_attribute): Don't check section name 13375 on non-var/function decls. 13376 (dwarf2out_var_location): Reverse order of tests. 13377 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace 13378 with DECL_WRTL_CHECK. 13379 * expmed.c (make_tree): rtl is now in decl_with_rtl. 13380 * fold-const.c (fold_binary): Don't check weakness on 13381 non-var/function decls. 13382 (tree_expr_nonzero_p): Ditto. 13383 (fold_checksum_tree): Use tree_decl_extra as sizeof 13384 buffer. 13385 * ggc-page.c (extra_order_size_table): Add sizes for 13386 tree_decl_non_common, tree_parm_decl, tree_var_decl, and 13387 tree_field_decl. 13388 * gimplify.c (gimplify_bind_expr): Only set 13389 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL. 13390 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's 13391 without RTL. 13392 * langhooks-def.h (LANG_HOOK_INIT_TS): New. 13393 * langhooks.h (init_ts). New langhook. 13394 * passes.c (rest_of_decl_compilation): Reverse order of tests. 13395 * print-tree.c (print_node): Update to only print fields that 13396 exist in the structures the passed decl has. 13397 * toplev.c (wrapup_global_declarations): Don't reset 13398 DECL_DEFER_OUTPUT on DECL's that don't contain it. 13399 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed. 13400 * tree-inline.c (remap_decl): Ditto. 13401 * tree-outof-ssa.c (create_temp): Reverse order of tests. 13402 * tree-pretty-print.c (print_declaration): Don't print 13403 DECL_REGISTER on things that don't contain it. 13404 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on 13405 non-var/function decls. 13406 * tree.c (tree_contains_struct): New structure. 13407 (init_priority_for_decl): New hashtable. 13408 (tree_int_map): New structure. 13409 (tree_int_map_eq): New function. 13410 (tree_int_map_marked_p): Ditto. 13411 (tree_int_map_hash): Ditto. 13412 (tree_map): Move to tree.h. 13413 (tree_map_eq): Externalize. 13414 (tree_map_hash): Ditto. 13415 (tree_map_marked_p): Ditto. 13416 (init_ttree): Set up tree_contains_struct and call langhook. 13417 (decl_assembler_name): Use DECL_NON_COMMON_CHECK.. 13418 (tree_code_size): Update for new structures. 13419 (tree_node_structure): Update for new structures. 13420 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls 13421 without the field. 13422 (copy_node_stat): Copy init priority. 13423 (build_decl_stat): Ditto for visibility. 13424 (ts_enum_names): New. 13425 (tree_contains_struct_check_failed): New function. 13426 (decl_init_priority_lookup): Ditto. 13427 (decl_init_priority_insert): Ditto. 13428 * treestruct.def: New file. 13429 * tree.h (CODE_CONTAINS_STRUCT): New macro. 13430 (CONTAINS_STRUCT_CHECK): Ditto. 13431 (tree_contains_struct_check_failed): New prototype. 13432 (DECL_CHECK): Removed. 13433 (DECL_MINIMAL_CHECK): New. 13434 (DECL_COMMON_CHECK): Ditto. 13435 (DECL_WRTL_CHECK): Ditto. 13436 (DECL_NON_COMMON_CHECK): Ditto. 13437 (DECL_WITH_VIS_CHECK): Ditto. 13438 (VAR_OR_FUNCTION_DECL_P): Ditto 13439 (struct tree_decl_minimal): New structure. 13440 (struct tree_decl_common): Ditto. 13441 (struct tree_decl_with_rtl): Ditto. 13442 (struct tree_decl_with_vis): Ditto. 13443 (struct tree_decl_non_common): Ditto. 13444 (struct tree_field_decl): Ditto. 13445 (struct tree_parm_decl): Ditto. 13446 (struct tree_var_decl): Ditto. 13447 (struct tree_function_decl): Ditto. 13448 (struct tree_const_decl): Ditto. 13449 (struct tree_result_decl): Ditto. 13450 (union tree_node): Add new structures. 13451 * var-tracking.c (track_expr_p): Reverse order of tests. 13452 13453 * doc/c-tree.texi: Add documentation on DECL node internal structure. 13454 134552005-07-08 Kazu Hirata <kazu@codesourcery.com> 13456 13457 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC. 13458 * system.h: Poison FINALIZE_PIC. 13459 * doc/tm.texi (FINALIZE_PIC): Remove. 13460 134612005-07-08 Andrew Pinski <pinskia@physics.uc.edu> 13462 13463 PR tree-opt/22329 13464 * tree-ssa-propagate.c (fold_predicate_in): Convert the value 13465 to the correct type if we have a MODIFY_EXPR. 13466 134672005-07-08 Kazu Hirata <kazu@codesourcery.com> 13468 13469 PR tree-optimization/22360 13470 * tree.c (upper_bound_in_type): Fix calculations for casting 13471 to a non-wider signed type and casting a signed value to a 13472 wider unsigned type. 13473 (lower_bound_in_type): Fix calculations for casting to a 13474 non-wider signed type. 13475 13476 PR tree-optimization/20139 13477 * tree-cfg.c (remove_bb): Check in_ssa_p before calling 13478 release_defs. 13479 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call 13480 fold_cond_expr_cond. 13481 * tree-ssanames.c (release_defs): Assert in_ssa_p. 13482 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite. 13483 134842005-07-08 Andrew Pinski <pinskia@physics.uc.edu> 13485 13486 PR tree-opt/22356 13487 * tree-complex.c (expand_complex_libcall): Produce 13488 REALPART_EXPR/IMAGPART_EXPR with the correct type. 13489 134902005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com> 13491 13492 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl, 13493 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a != 13494 b" assert and inserted fastpath code for this case. 13495 (bitmap_ior): Removed "a != b" assert. 13496 134972005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> 13498 13499 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE. 13500 (ENDFILE_SPEC): Likewise. 13501 * config/m32r/m32r.h (ASM_SPEC): Likewise. 13502 13503 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for 13504 a large stack frame at epilogue. 13505 135062005-07-08 David Billinghurst <David.Billinghurst@riotinto.com> 13507 13508 * final.c: Include sdbout.h when required. 13509 135102005-07-07 Geoffrey Keating <geoffk@apple.com> 13511 13512 * config.gcc (*-*-darwin*): Only one target-specific header file 13513 for generic darwin. 13514 (powerpc-*-darwin*): Add version-specific header files. 13515 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp. 13516 * config.in: Regenerate. 13517 * configure: Regenerate. 13518 * gcc.c: Include xregex.h. 13519 (version_compare_spec_function): New. 13520 (spec_function): Add version-compare. 13521 (replace_outfile_spec_function): Reformat comment. 13522 (compare_version_strings): New. 13523 * config/darwin-c.c (version_as_macro): New. 13524 (builtin_define): New. 13525 (darwin_cpp_builtins): New. 13526 * config/darwin-protos.h (darwin_cpp_builtins): New. 13527 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here. 13528 (LIB_SPEC): Make unconditional, update comment. 13529 (TARGET_C99_FUNCTIONS): Define. 13530 * config/darwin.opt: Sort. 13531 (mmacosx-version-min=): New. 13532 * config/darwin7.h: Delete. 13533 * config/darwin8.h: Delete. 13534 * config/i386/darwin.h (): Call darwin_cpp_builtins. 13535 * config/rs6000/darwin.h (): Call darwin_cpp_builtins. 13536 (TARGET_C99_FUNCTIONS): Define. 13537 * config/rs6000/darwin7.h: New. 13538 * config/rs6000/darwin8.h: New. 13539 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min= 13540 (-mmacosx-version-min): Document. 13541 135422005-07-07 Ian Lance Taylor <ian@airs.com> 13543 13544 * config/mips/mips.md (abs<mode>2) [GPR]: Remove. 13545 135462005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca> 13547 13548 PR middle-end/22239 13549 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG. 13550 135512005-07-07 Khem Raj <kraj@mvista.com> 13552 13553 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset 13554 in bytes, not words. 13555 135562005-07-07 Paul Brook <paul@codesourcery.com> 13557 13558 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of 13559 DEFAULT_FUNCTION_ARG_PADDING to upward. 13560 135612005-07-07 Richard Henderson <rth@redhat.com> 13562 13563 * function.c (locate_and_pad_parm): Record parameter alignment in 13564 stack_alignment_needed. 13565 135662005-07-07 David Edelsohn <edelsohn@gnu.org> 13567 13568 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP, 13569 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete. 13570 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC, 13571 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New. 13572 (define_attr "type"): Add isync, sync, load_l, store_c. 13573 * config/rs6000/sync.md (memory_barrier): Change to define_expand. 13574 Create scratch volatile MEM. 13575 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute 13576 sync. 13577 (load_locked_<mode>): New. 13578 (store_conditional_<mode>): New. 13579 (sync_compare_and_swap<mode>): Replace with splitter. 13580 (sync_lock_test_and_set<mode>): Replace with splitter. 13581 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP 13582 and UNSPECV_ISYNC. 13583 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic 13584 is ics. Attribute isync. 13585 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute 13586 lwsync. 13587 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE 13588 and UNSPECV_SYNC_OP. 13589 (emit_unlikely_jump): New. 13590 (emit_load_locked): New. 13591 (emit_store_conditional): New. 13592 (rs6000_split_compare_and_swap): New. 13593 (rs6000_split_lock_test_and_set): New. 13594 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L, 13595 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC. 13596 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap, 13597 rs6000_split_lock_test_and_set): Declare. 13598 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md, 13599 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l, 13600 store_c, isync, sync. 13601 136022005-07-07 Kelley Cook <kcook@gcc.gnu.org> 13603 13604 * Makefile.in (echo_quoted_to_gtyp): New template for outputing 13605 filenames to gtyp-gen.h. 13606 (s-typ-gen): Use it in place of for loops. 13607 136082005-07-07 J"orn Rennecke <joern.rennecke@st.com> 13609 13610 * hooks.c (hook_bool_rtx_int_false): New function. 13611 * hooks.h (hook_bool_rtx_int_false): Declare. 13612 * target-def.h (TARGET_COMMUTATIVE_P): Define. 13613 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P. 13614 * target.h (struct gcc_target): Add commutative_p member. 13615 * targhooks.c (hook_bool_rtx_commutative_p): New function. 13616 * targhooks.h (hook_bool_rtx_commutative_p): Declare. 13617 * pa.c (TARGET_COMMUTATIVE_P): Redefine. 13618 (pa_commutative_p): New function. 13619 * jump.c (target.h): Include. 13620 (rtx_renumbered_equal_p): Use targetm.commutative_p. 13621 * doc/tm.texi: Document TARGET_COMMUTATIVE_P. 13622 136232005-07-07 Adrian Straetling <straetling@de.ibm.com> 13624 13625 * config/s390/s390-protos.h (s390_expand_clrmem): Delete. 13626 (s390_expand_setmem): New. 13627 * config/s390/s390.c: Likewise. 13628 (print_shift_count_operand): Truncate to 12 bits instead of 6. 13629 Adapt comments. 13630 * config/s390/s390.md: ("setmem<mode>"): Accept character as 13631 general_operand. Call new function "s390_expand_setmem". 13632 ("clrmem_long", "*clrmem_long"): Rewrite to ... 13633 ("setmem_long", "*setmem_long"): ... this. 13634 136352005-07-07 Adrian Straetling <straetling@de.ibm.com> 13636 13637 * config/s390/s390.c: (optimization_options): Enable 13638 TARGET_MVCLE at -Os. 13639 * doc/invoke.texi: Document changes in default behaviour. 13640 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle". 13641 136422005-07-07 Adrian Straetling <straetling@de.ibm.com> 13643 13644 * expr.c: (set_storage_via_setmem): Convert opchar to mode 13645 defined by back-end. 13646 136472005-07-07 Jakub Jelinek <jakub@redhat.com> 13648 13649 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after 13650 all sets in the pattern. 13651 * config/rs6000/rs6000.md (stack_protect_testsi, 13652 stack_protect_testdi): Likewise. 13653 136542005-07-06 Jeff Law <law@redhat.com> 13655 13656 * tree-vrp.c (simplify_using_ranges): Kill. 13657 (vrp_finalize): Remove call to simplify_using_ranges. 13658 (simplify_stmt_using_ranges): New function extracted from 13659 simplify_using_ranges. 13660 (simplify_div_or_mod_using_ranges): Likewise. 13661 (simplify_abs_using_ranges): Likewise. 13662 (simplify_cond_using_ranges): New function. 13663 * tree-flow.h (simplify_stmt_using_ranges): Prototype. 13664 * tree-ssa-propagate.c (substitute_and_fold): Call 13665 simplify_stmt_using_ranges if we have range information. 13666 136672005-07-06 James E. Wilson <wilson@specifixinc.com> 13668 13669 * config/ia64/ia64.c (ia64_reorg): Check optimize before 13670 ia64_flag_schedule_isns2. 13671 13672 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when 13673 reading/writing general registers. 13674 (ia64_function_arg): Revert 2005-06-18 change. 13675 136762005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca> 13677 13678 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort. 13679 (legitimize_tls_address): Use gcc_unreachable instead of abort. 13680 136812005-07-06 Kaz Kojima <kkojima@gcc.gnu.org> 13682 13683 * function.c (expand_function_end): Revert part of 2005-06-27 13684 patch. Do sjlj_emit_function_exit_after after return_label. 13685 136862005-07-06 Kazu Hirata <kazu@codesourcery.com> 13687 13688 * doc/install.texi (--disable-libssp): New. 13689 136902005-07-06 Fariborz Jahanian <fjahanian@apple.com> 13691 13692 * doc/invoke.texi: Update -fforce-mem documentation. 13693 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove 13694 code for -fforce-mem. 13695 * expmed.c: (store_bit_field,store_fixed_bit_field, 13696 extract_bit_field): Ditto. 13697 * expr.c: (convert_move): Ditto. 13698 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop, 13699 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move, 13700 emit_conditional_add,expand_float,expand_fix): Ditto. 13701 * opts.c: (decode_options): Remove setting of flag_force_mem flag. 13702 (common_handle_option): Issue warning when -fforce-mem specified. 13703 137042005-07-06 Paul Brook <paul@codesourcery.com> 13705 13706 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last 13707 argument is empty. 13708 * configure: Regenerate. 13709 137102005-07-06 J"orn Rennecke <joern.rennecke@st.com> 13711 13712 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09. 13713 137142005-07-06 Daniel Berlin <dberlin@dberlin.org> 13715 13716 Fix PR tree-optimization/22319 13717 Fix PR tree-optimization/22140 13718 Fix PR tree-optimization/22310 13719 13720 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on 13721 variable sized types. 13722 Use correct type for intermediate structure on *a = *b structure 13723 copies. 13724 137252005-07-06 Jakub Jelinek <jakub@redhat.com> 13726 13727 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE): 13728 Remove. 13729 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA. 13730 (machine_function): Move typedef to... 13731 * config/rs6000/rs6000.c (machine_function): ... here. Add 13732 varargs_save_offset field. 13733 (rs6000_stack_t): Remove varargs_size field. 13734 (setup_incoming_varargs): Allocate varargs save area using 13735 assign_stack_local, try to make it as small as possible. 13736 Save offset from virtual_stack_vars_rtx to the save area 13737 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD 13738 instead of magic 8 when fp word byte size is used. 13739 (rs6000_va_start): Use cfun->machine->varargs_save_offset 13740 instead of -RS6000_VARARGS_SIZE. 13741 (rs6000_stack_info, debug_stack_info, 13742 rs6000_initial_elimination_offset): Remove all traces of 13743 varargs_size. 13744 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove. 13745 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add 13746 RS6000_VARARGS_AREA. 13747 137482005-07-06 Zdenek Dvorak <dvorakz@suse.cz> 13749 13750 PR tree-optimization/21963 13751 * tree-ssa-loop-ivopts.c (get_computation_aff): Use 13752 constant_multiple_of in the same way get_computation_cost_at does. 13753 137542005-07-06 Jakub Jelinek <jakub@redhat.com> 13755 13756 * config/sparc/sparc.h (sparc_compare_emitted): New extern. 13757 * config/sparc/sparc.c (sparc_compare_emitted): New variable. 13758 (gen_compare_reg): If sparc_compare_emitted is set, clear it 13759 and return its previous value. 13760 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL. 13761 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New 13762 constants. 13763 (stack_protect_set, stack_protect_test): New expanders. 13764 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi, 13765 stack_protect_testdi): New insns. 13766 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define. 13767 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define. 13768 137692005-07-06 Jeff Law <law@redhat.com> 13770 13771 * tree-ssa-dce.c (cfg_altered): New global. 13772 (tree_dce_init): Initialize cfg_altered. 13773 (remove_dead_stmt): If we remove an edge in the CFG, then set 13774 CFG_ALTERED. 13775 (perform_tree_ssa_dce): If we altered the CFG, then invalidate 13776 the dominators. 13777 137782005-07-06 Kazu Hirata <kazu@codesourcery.com> 13779 13780 * Makefile.in (stamp-collect-ld): Use 13781 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove 13782 ./collect-ld if it already exists. 13783 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<. 13784 Don't remove ./nm if it already exists. 13785 137862005-07-05 Devang Patel <dpatel@apple.com> 13787 13788 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number. 13789 (LOOP_VINFO_LOC, LOOP_LOC): Remove. 13790 * tree-vectorizer.c (vect_loop_location): New. 13791 (vect_print_dump_info): Use vect_loop_location. 13792 (new_loop_vec_info): Do not set LOOP_VINFO_LOC. 13793 (vectorize_loops): Set vect_loop_location. 13794 * tree-vect-analyze.c (vect_analyze_offset_expr, 13795 vect_determin_vectorization_factor, vect_analyze_operations, 13796 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence, 13797 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment, 13798 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access, 13799 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access, 13800 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant, 13801 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized, 13802 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form, 13803 vect_analyze_loop): Adjust vect_print_dump_info API. 13804 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref, 13805 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand, 13806 vect_finish_stmt_generation, vectorizable_assignment, 13807 vectorizable_operation, vectorizable_store, vectorizable_load, 13808 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt, 13809 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound, 13810 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment, 13811 vect_transform_loop): Same. 13812 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use, 13813 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops): 13814 Same. 13815 138162005-07-05 Randolph Chung <tausq@debian.org> 13817 13818 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas. 13819 * configure: Regenerate. 13820 * config/pa/pa-protos.h (tls_symbolic_operand): Declare. 13821 (pa_tls_referenced_p): Declare. 13822 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands. 13823 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New. 13824 (legitimize_tls_address): New. 13825 (hppa_legitimize_address): Handle TLS addresses. 13826 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New. 13827 (TARGET_CANNOT_FORCE_CONST_MEM): Define. 13828 (emit_move_sequence): Handle TLS addresses. 13829 (pa_encode_section_info): Call default handler to handle common 13830 sections. 13831 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New. 13832 (CONSTANT_ADDRESS_P): Reject TLS operands. 13833 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define. 13834 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM) 13835 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE) 13836 (UNSPEC_TLSLE): Define new constants. 13837 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New. 13838 * config/pa/predicates.md (symbolic_operand): Reject TLS operands. 13839 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand) 13840 (tie_symbolic_operand, tle_symbolic_operand): New 13841 138422005-07-06 Kelley Cook <kcook@gcc.gnu.org> 13843 13844 * aclocal.m4: Update macros for autoconf 2.59 style. 13845 * configure.ac: Likewise. 13846 138472005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 13848 13849 * pa.c (function_value): Handle small aggregates on 32-bit targets. 13850 (function_arg): Pass small aggregates in general registers on 32-bit 13851 targets. 13852 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define. 13853 138542005-07-05 Andrew Pinski <pinskia@physics.uc.edu> 13855 13856 * Makefile.in (final.o): Fix dependencies. 13857 138582005-07-05 Joseph S. Myers <joseph@codesourcery.com> 13859 13860 PR c/22013 13861 PR c/22098 13862 * langhooks.h (struct lang_hooks): Add expr_to_decl. 13863 * langhooks.c (lhd_expr_to_decl): New. 13864 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL): 13865 New. 13866 (LANG_HOOKS_INITIALIZER): Update. 13867 * tree.c (recompute_tree_invarant_for_addr_expr): Call 13868 expr_to_decl langhook. 13869 * c-tree.h (c_expr_to_decl): Declare. 13870 * c-typeck.c (c_expr_to_decl): New. 13871 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR 13872 specially. 13873 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define. 13874 138752005-07-05 Joseph S. Myers <joseph@codesourcery.com> 13876 13877 PR c/22308 13878 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY, 13879 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants. 13880 138812005-07-05 Paolo Bonzini <bonzini@gnu.org> 13882 13883 * Makefile.in: Adjust dependencies. 13884 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c. 13885 * basic-block.h (duplicate_computed_gotos): Remove, it is now static. 13886 * alias.c (rest_of_handle_cfg, pass_cfg): New. 13887 * bb-reorder.c (duplicate_computed_gotos): Make it static. 13888 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of 13889 rest_of_compilation. 13890 13891 * bb-reorder.c (gate_duplicate_computed_gotos, 13892 pass_duplicate_computed_gotos, gate_handle_reorder_blocks, 13893 rest_of_handle_reorder_blocks, pass_reorder_blocks, 13894 gate_handle_partition_blocks, rest_of_handle_partition_blocks, 13895 pass_partition_blocks): New. 13896 * bt-load.c (gate_handle_branch_target_load_optimize, 13897 rest_of_handle_branch_target_load_optimize, 13898 pass_branch_target_load_optimize): New. 13899 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2, 13900 pass_jump2): New. 13901 * cfglayout.c (pass_insn_locators_initialize): New. 13902 * cfgrtl.c (pass_free_cfg): New. 13903 * combine.c (gate_handle_combine, rest_of_handle_combine, 13904 pass_combine): New. 13905 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse, 13906 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New. 13907 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New. 13908 * except.c (pass_set_nothrow_function_flags, 13909 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh, 13910 pass_rtl_eh): New. 13911 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final, 13912 rest_of_handle_shorten_branches, pass_shorten_branches, 13913 rest_of_clean_state, pass_clean_state): New. 13914 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes, 13915 rest_of_handle_remove_death_notes, pass_remove_death_notes, 13916 rest_of_handle_life, pass_life, rest_of_handle_flow2, 13917 pass_flow2): New. 13918 * function.c (pass_instantiate_virtual_regs, pass_init_function, 13919 rest_of_handle_check_leaf_regs, pass_leaf_regs): New. 13920 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass, 13921 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse, 13922 pass_gcse): New. 13923 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New. 13924 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion, 13925 pass_rtl_ifcvt, gate_handle_if_after_combine, 13926 rest_of_handle_if_after_combine, pass_if_after_combine, 13927 gate_handle_if_after_reload, rest_of_handle_if_after_reload, 13928 pass_if_after_reload): New. 13929 * integrate.c (pass_initial_value_sets): New. 13930 * jump.c (pass_cleanup_barriers, purge_line_number_notes, 13931 pass_purge_lineno_notes): New. 13932 * mode-switching.c (rest_of_handle_mode_switching, 13933 pass_mode_switching): New. 13934 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New. 13935 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2, 13936 pass_loop2): New. 13937 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize, 13938 pass_loop_optimize): New. 13939 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms, 13940 pass_sms): New. 13941 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2, 13942 pass_gcse2): New. 13943 * postreload.c (gate_handle_postreload, rest_of_handle_postreload, 13944 pass_postreload_cse): New. 13945 * profile.c (gate_handle_profiling, pass_profiling, 13946 rest_of_handle_branch_prob, pass_branch_prob): New. 13947 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 13948 pass_split_before_regstack, gate_handle_split_before_regstack, 13949 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2, 13950 rest_of_handle_split_all_insns, pass_split_all_insns): New. 13951 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs, 13952 pass_stack_regs): New. 13953 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove, 13954 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments, 13955 pass_stack_adjustments): New. 13956 * regrename.c (gate_handle_regrename, rest_of_handle_regrename, 13957 pass_regrename): New. 13958 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots, 13959 pass_delay_slots, gate_handle_machine_reorg, 13960 rest_of_handle_machine_reorg, pass_machine_reorg): New. 13961 * rtl.h (extern void purge_line_number_notes): New. 13962 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched, 13963 gate_handle_sched2, rest_of_handle_sched2, pass_sched, 13964 pass_sched2): New. 13965 * tracer.c (gate_handle_tracer, rest_of_handle_tracer, 13966 pass_tracer): New. 13967 * value-prof.c (gate_handle_value_profile_transformations, 13968 rest_of_handle_value_profile_transformations, 13969 pass_value_profile_transformations): New. 13970 * var-tracking.c (gate_handle_var_tracking, 13971 pass_variable_tracking): New. 13972 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New. 13973 13974 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final, 13975 rest_of_handle_delay_slots, rest_of_handle_stack_regs, 13976 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg, 13977 rest_of_handle_old_regalloc, rest_of_handle_regrename, 13978 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks, 13979 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2, 13980 rest_of_handle_gcse2, rest_of_handle_regmove, 13981 rest_of_handle_tracer, rest_of_handle_if_conversion, 13982 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload, 13983 rest_of_handle_web, rest_of_handle_branch_prob, 13984 rest_of_handle_value_profile_transformations, rest_of_handle_cfg, 13985 rest_of_handle_jump_bypass, rest_of_handle_combine, 13986 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2, 13987 rest_of_handle_gcse, rest_of_handle_loop_optimize, 13988 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize, 13989 rest_of_handle_mode_switching, rest_of_handle_jump, 13990 rest_of_handle_eh, rest_of_handle_stack_adjustments, 13991 rest_of_handle_flow2, rest_of_handle_jump2, 13992 rest_of_handle_peephole2, rest_of_handle_postreload, 13993 rest_of_handle_shorten_branches, rest_of_clean_state, 13994 rest_of_compilation): Remove. 13995 13996 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c. 13997 * passes.c (dump_flags, in_gimple_form, all_passes, 13998 all_ipa_passes, all_lowering_passes, register_one_dump_file, 13999 register_dump_files, next_pass_1, last_verified, execute_todo, 14000 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved 14001 from tree-optimize.c. 14002 (init_optimization_passes): Moved from tree-optimize.c, 14003 adding the RTL optimizations. 14004 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h. 14005 * tree-optimize.c (dump_flags, in_gimple_form, all_passes, 14006 all_ipa_passes, all_lowering_passes, register_one_dump_file, 14007 register_dump_files, next_pass_1, last_verified, execute_todo, 14008 execute_one_pass, execute_pass_list, execute_ipa_pass_list, 14009 init_tree_optimization_passes, ipa_passes): Delete. 14010 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing 14011 the RTL dumps. 14012 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p, 14013 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved 14014 from tree.h. 14015 (ipa_passes): Remove. 14016 (all_passes, all_ipa_passes, all_lowering_passes): Now extern. 14017 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name, 14018 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node, 14019 dump_switch_p, dump_flag_name): Moved to tree-pass.h. 14020 (dump_info_p, dump_flag): Moved to tree-dump.h. 14021 14022 * Makefile.in: Adjust dependencies for tree-pretty-print.c, 14023 cgraph.c, opts.c. 14024 * passes.c (finish_optimization_passes): Use dump_begin 14025 and dump_end, TDI_end. 14026 (gate_rest_of_compilation): New. 14027 (pass_rest_of_compilation): Use it. 14028 (gate_postreload, pass_postreload): New. 14029 * toplev.c (general_init): Rename init_tree_optimization_passes. 14030 * toplev.h (init_tree_optimization_passes): Rename to 14031 init_optimizations_passes. 14032 * tree-dump.c (dump_flag): Make static. 14033 (dump_files): Remove RTL dumps. 14034 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes, 14035 pass_cleanup_cfg, pass_free_cfg_annotations, 14036 pass_cleanup_cfg_post_optimizing, pass_free_datastructures, 14037 pass_init_datastructures, pass_fixup_cfg): Make non-static. 14038 * tree-pretty-print.c: Include tree-pass.h. 14039 * cgraph.c: Include tree-dump.h. 14040 140412005-07-04 Daniel Berlin <dberlin@dberlin.org> 14042 14043 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var): 14044 Only fall back to saying it points to readonly memory if 14045 we can't do better. 14046 140472005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com> 14048 14049 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic. 14050 * config/m32r/m32r.c (m32r_compute_frame_size, 14051 m32r_expand_prologue): Take current_function_profile into 14052 account whenever we reference 14053 current_function_uses_pic_offset_table. 14054 (m32r_finalize_pic): Remove. 14055 * config/m32r/m32r.h (FINALIZE_PIC): Likewise. 14056 140572005-07-05 Kazu Hirata <kazu@codesourcery.com> 14058 14059 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET) 14060 instead of $<. Don't remove ./as if it already exists. 14061 140622005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 14063 14064 PR target/21723 14065 * pa.md: Remove fcpy alternative from movhi and movqi patterns. 14066 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers 14067 for complex modes when generating code for PA 1.0. 14068 (VALID_FP_MODE_P): New macro. 14069 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register 14070 sets for all general and floating point modes. Align wide floating 14071 point modes to even register boundaries to comply with architectural 14072 requirements. 14073 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS. 14074 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting. 14075 (VALID_FP_MODE_P): New macro. 14076 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register 14077 sets for all general and floating point modes. Align wide floating 14078 point modes to even register boundaries to comply with architectural 14079 requirements. 14080 140812005-07-04 Diego Novillo <dnovillo@redhat.com> 14082 14083 * tree-dump.c (dump_files): Initialize dump number for .cgraph 14084 to 0. 14085 140862005-07-04 Diego Novillo <dnovillo@redhat.com> 14087 14088 * tree-ssa-structalias.c: Don't include expr.h. 14089 140902005-07-04 Diego Novillo <dnovillo@redhat.com> 14091 14092 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix 14093 comments. 14094 140952005-07-04 Daniel Berlin <dberlin@dberlin.org> 14096 14097 Fix PR tree-optimization/22279 14098 14099 * tree-ssa-structalias.c (offset_overlaps_with_access): Use 14100 correct operator. 14101 141022005-07-04 J"orn Rennecke <joern.rennecke@st.com> 14103 14104 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t". 14105 141062005-07-03 Joseph S. Myers <joseph@codesourcery.com> 14107 14108 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c, 14109 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c, 14110 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c, 14111 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h, 14112 config/stormy16/stormy16.c, config/v850/v850.c, 14113 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c, 14114 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c: 14115 Avoid "." or "\n" at end of diagnostics and capital letters at 14116 start of diagnostics. 14117 * combine.c, cse.c: Don't translate dump file output. 14118 * toplev.c (print_version): Only translate output if going to 14119 stderr. 14120 141212005-07-03 Kazu Hirata <kazu@codesourcery.com> 14122 14123 * c-decl.c, tree-object-size.c, tree-vectorizer.c, 14124 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment 14125 typos. 14126 141272005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> 14128 14129 * pa.c (fix_range): Fix typo in comment. 14130 141312005-07-03 Kazu Hirata <kazu@codesourcery.com> 14132 14133 * tree-vrp.c (extract_range_from_assert): Replace 14134 fold (build (...)) with fold_build2. 14135 141362005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14137 14138 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs, 14139 gcc_gfc_char_table, init_dynamic_gfc_info): New. 14140 (format_types_orig, handle_format_attribute): Add support for 14141 format "gcc_gfc". 14142 141432005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net> 14144 14145 * varasm.c (assemble_variable): Fix format specifier thinko. 14146 141472005-07-03 Ira Rosen <irar@il.ibm.com> 14148 14149 PR tree-optimization/22029 (and 22135) 14150 * tree-pretty-print.c (dump_generic_node): Check that the node is not 14151 a phi node before calling dump_vops. 14152 141532005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net> 14154 14155 * tree-dump.h (dump_string_field): Declare. 14156 * tree-dump.c: Use it instead of dump_string. 14157 (dump_string_field): Make non-static. 14158 141592005-07-03 Kaz Kojima <kkojima@gcc.gnu.org> 14160 14161 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean 14162 up the minimal CFG stuff always when optimize > 0. Call 14163 split_all_insns_noflow in PIC case if needed. 14164 141652005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net> 14166 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de> 14167 14168 PR c++/18279 14169 * c-decl.c (c_write_global_declarations): Dump contents of 14170 external scope to. 14171 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl. 14172 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>, 14173 <GOTO_EXPR>, <SWITCH_EXPR>: Add. 14174 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump 14175 is enabled. 14176 141772005-07-03 Joseph S. Myers <joseph@codesourcery.com> 14178 14179 * c-common.h (GCC_DIAG_STYLE): Define. 14180 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC 14181 version for format checking to 4.1. 14182 * c-format.c: Include toplev.h after c-common.h. 14183 (enum format_type): Add gcc_tdiag_format_type. 14184 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs, 14185 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New. 14186 (format_types_orig): Add gcc_tdiag. 14187 (init_dynamic_diag_info): Support gcc_tdiag formats. 14188 (handle_format_attribute): Likewise. 14189 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove. 14190 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC 14191 version for format checking to 4.1. 14192 (warning0, warning, error, pedwarn, sorry): Use 14193 ATTRIBUTE_GCC_DIAG. 14194 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c 14195 (finish_aliases_1): Do not use %qE. 14196 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c, 14197 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c: 14198 Correct format bugs. 14199 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size 14200 parameter to unsigned HOST_WIDE_INT. 14201 * config/v850/v850.c (v850_output_aligned_bss): Likewise. 14202 142032005-07-02 David Edelsohn <edelsohn@gnu.org> 14204 14205 PR middle-end/21742 14206 * expr.c (write_complex_part): Use adjust_address for MEM. 14207 (read_complex_part): Same. 14208 142092005-07-02 Daniel Berlin <dberlin@dberlin.org> 14210 14211 Fix PR tree-optimization/22280 14212 14213 * tree-sra.c (generate_element_init): Remove useless loop. 14214 142152005-07-02 Richard Henderson <rth@redhat.com> 14216 14217 * config/alpha/alpha.c (alpha_legitimize_address): Check for 14218 TLS_MODEL_NONE. 14219 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars. 14220 142212005-07-02 Andrew Pinski <pinskia@physics.uc.edu> 14222 14223 PR middle-end/14490 14224 * fold-const.c (fold_binary): Handle the return value of 14225 fold_to_nonsharp_ineq_using_bound if we get back the same operand back. 14226 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1". 14227 142282005-07-02 Jeff Law <law@redhat.com> 14229 14230 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not 14231 a eliminate type conversion which feeds an equality comparison 14232 if the original type or either operand in the comparison is a 14233 function pointer. 14234 142352005-07-02 Joseph S. Myers <joseph@codesourcery.com> 14236 14237 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt, 14238 config/rs6000/rs6000.opt, params.def: Remove "." from end of help 14239 texts. 14240 * config/avr/avr.c: Do not use '`' as left quote. 14241 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c: 14242 Remove "." from end of diagnostics. Make diagnostics start with 14243 lowercase letter. 14244 142452005-07-02 Zack Weinberg <zack@codesourcery.com> 14246 Joseph S. Myers <joseph@codesourcery.com> 14247 14248 * toplev.c (default_tree_printer): Handle setting location with 14249 '+' flag. 14250 * c-objc.common.c (c_tree_printer): Likewise. 14251 * c-format.c (gcc_diag_flag_specs): Add '+'. 14252 (gcc_cdiag_char_table): Allow '+' flag for tree formats. 14253 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag 14254 formats. 14255 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c, 14256 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c, 14257 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c, 14258 config/v850/v850.c, function.c, stor-layout.c, toplev.c, 14259 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag 14260 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end 14261 of diagnostics. Use %q+D not %s for a decl. Do not pass excess 14262 format arguments where %J is used without %D. 14263 142642005-07-02 Jakub Jelinek <jakub@redhat.com> 14265 14266 * gcc.c (LINK_SSP_SPEC): Define. 14267 (link_ssp_spec): New variable. 14268 (LINK_COMMAND_SPEC): Add %(link_ssp). 14269 (static_specs): Add link_ssp_spec. 14270 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test. 14271 * configure: Rebuilt. 14272 * config.in: Rebuilt. 14273 14274 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define. 14275 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. 14276 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise. 14277 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise. 14278 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test): 14279 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp. 14280 -0x7008(2) instead of reading __stack_chk_guard variable. 14281 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change 14282 number. 14283 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants. 14284 (stack_protect_set, stack_protect_test): Use *_tls* patterns 14285 if TARGET_THREAD_SSP_OFFSET is defined. 14286 (stack_tls_protect_set_si, stack_tls_protect_set_di, 14287 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns. 14288 14289 Revert: 14290 2005-06-27 Richard Henderson <rth@redhat.com> 14291 * libgcc-std.ver (GCC_4.1.0): New. 14292 * libgcc.h (__stack_chk_guard): Declare. 14293 (__stack_chk_fail, __stack_chk_fail_local): Declare. 14294 * libgcc2.c (L_stack_chk, L_stack_chk_local): New. 14295 * mklibgcc.in (lib2funcs): Add them. 14296 142972005-07-01 Richard Henderson <rth@redhat.com> 14298 14299 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to 14300 void * before struct sigcontext *. 14301 (x86_fallback_frame_state): Likewise. 14302 143032005-07-01 James E. Wilson <wilson@specifixinc.com> 14304 14305 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet. 14306 143072005-07-01 Andrew Pinski <pinskia@physics.uc.edu> 14308 14309 PR tree-opt/22269 14310 * tree-ssa-reassoc.c (should_transpose): Fix which operand 14311 we check for SSA_NAME for. 14312 143132005-07-01 Daniel Berlin <dberlin@dberlin.org> 14314 14315 Fix PR tree-optimization/22071 14316 14317 * tree-ssa-structalias.c (offset_overlaps_with_access): New 14318 function. 14319 (get_constraint_for_component_ref): Use it. 14320 143212005-07-01 Andrew Pinski <pinskia@physics.uc.edu> 14322 14323 PR other/22264 14324 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to 14325 print out the last new line. 14326 143272005-07-01 Hans-Peter Nilsson <hp@axis.se> 14328 14329 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant. 14330 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM. 14331 * config/cris/cris.c (cris_conditional_register_usage): Adjust 14332 reg_names[CRIS_CC0_REGNUM] for early CRIS versions. 14333 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM. 14334 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms. 14335 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro. 14336 (enum reg_class): New member CC0_REGS. 14337 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS. 14338 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER) 14339 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES) 14340 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS) 14341 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER): 14342 Adjust for register now described. 14343 143442005-07-01 Jakub Jelinek <jakub@redhat.com> 14345 14346 PR target/22262 14347 * config/i386/i386.md (stack_protect_test_si, 14348 stack_protect_test_di): Add earlyclobber for scratch 3. 14349 * config/rs6000/rs6000.md (stack_protect_testsi, 14350 stack_protect_testdi): Add earlyclobber for scratch 3, 14351 remove earlyclobber from scratch 4. 14352 14353Older entries for 2005 can be found in ChangeLog-2005. 14354