ChangeLog.gcc43 revision 260075
12007-08-08  Andrew Haley  <aph@redhat.com> (r128087)
2
3	* config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4	* config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5	* config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6
72007-07-12  Geoffrey Keating  <geoffk@apple.com> (r126588)
8
9	* builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
10	FUNCTION_DECL.
11	* tree.c (build_decl_stat): Move code from here...
12	(make_node_stat): ... to here.  Don't uselessly clear DECL_USER_ALIGN.
13	(expr_align): Honor DECL_ALIGN on a FUNCTION_DECL.  Add comment
14	about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15	* tree.h (DECL_USER_ALIGN): Fix misplaced comment.
16	* varasm.c (assemble_start_function): Use DECL_ALIGN instead of
17	FUNCTION_BOUNDARY.
18
192007-07-09  Geoffrey Keating  <geoffk@apple.com> (r126529)
20
21	PR 32617
22	* c-common.c (c_alignof_expr): Look at DECL_ALIGN of
23	FUNCTION_DECLs.
24	(handle_aligned_attribute): Allow use on FUNCTION_DECLs.
25	* varasm.c (assemble_start_function): Honor DECL_ALIGN
26	for FUNCTION_DECLs.  Don't use align_functions_log if
27	DECL_USER_ALIGN.
28	* print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
29	even for FUNCTION_DECLs.
30	* c-decl.c (merge_decls): Propagate DECL_ALIGN even for
31	FUNCTION_DECLs.
32	* tree.h (DECL_ALIGN): Update for new location of 'align'.
33	(DECL_FUNCTION_CODE): Update for new location and name of
34	'function_code'.
35	(DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
36	(struct tree_decl_common): Move 'align' and 'off_align' out
37	of union, ensure they're still on a 32-bit boundary.  Remove
38	other fields in union 'u1'.
39	(struct tree_function_decl): Add field 'function_code' replacing
40	'u1.f' in tree_decl_common.
41	* tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
42	* doc/extend.texi (Function Attributes): Add 'aligned' attribute.
43	(Variable Attributes): Cross-reference 'aligned' attribute
44	to Function Attributes.
45	* flags.h (force_align_functions_log): Delete.
46	* toplev.c (force_align_functions_log): Delete.
47
482007-06-28  Geoffrey Keating  <geoffk@apple.com> (r126088)
49
50	* doc/invoke.texi (C++ Dialect Options): Document
51	fvisibility-ms-compat.
52	* c.opt (fvisibility-ms-compat): New.
53
542007-06-05  Joerg Wunsch  <j.gnu@uriah.heep.sax.de> (r125346)
55
56	PR preprocessor/23479
57	* doc/extend.texi: Document the 0b-prefixed binary integer
58	constant extension.
59	
602007-05-31  Daniel Berlin  <dberlin@dberlin.org> (r125239)
61
62	* c-typeck.c (build_indirect_ref): Include type in error message.
63	(build_binary_op): Pass types to binary_op_error.
64	* c-common.c (binary_op_error): Take two type arguments, print out
65	types with error.
66	* c-common.h (binary_op_error): Update prototype.
67
682007-05-27  Eric Christopher  <echristo@apple.com> (r125116)
69
70	* config/rs6000/rs6000.c (rs6000_emit_prologue): Update
71	sp_offset depending on stack size. Save r12 depending
72	on registers we're saving later.
73	(rs6000_emit_epilogue): Update sp_offset depending only
74	on stack size.
75
762007-05-24  Richard Sandiford  <rsandifo@nildram.co.uk> (r125037)
77
78	* postreload-gcse.c (reg_changed_after_insn_p): New function.
79	(oprs_unchanged_p): Use it to check all registers in a REG.
80	(record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
81	(reg_set_between_after_reload_p): Delete.
82	(reg_used_between_after_reload_p): Likewise.
83	(reg_set_or_used_since_bb_start): Likewise.
84	(eliminate_partially_redundant_load): Use reg_changed_after_insn_p
85	and reg_used_between_p instead of reg_set_or_used_since_bb_start.
86	Use reg_set_between_p instead of reg_set_between_after_reload_p.
87	* rtlanal.c (reg_set_p): Check whether REG overlaps
88	regs_invalidated_by_call, rather than just checking the
89	membership of REGNO (REG).
90
912007-05-18  Geoffrey Keating  <geoffk@apple.com> (r124839)
92 
93	* dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
94	(output_die): Use 'unsigned long' with %x.
95	* sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
96	HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
97	* tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
98
992007-05-16  Eric Christopher  <echristo@apple.com> (r124763)
100
101       * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
102        saving after stack push. Set sp_offset whenever we push.
103        (rs6000_emit_epilogue): Move altivec register restore before stack push.
104
1052007-05-03  Ian Lance Taylor  <iant@google.com> (r124381)
106
107	* config/rs6000/rs6000.c (rs6000_override_options): Don't set
108	MASK_PPC_GFXOPT for 8540 or 8548.
109
1102007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124341)
111
112	* doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of 
113	'AMD Family 10 core'.
114
1152007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124339)
116 
117	* config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3 
118	and athlon64-sse3 as improved versions of k8, opteron and athlon64 
119	with SSE3 instruction set support.
120	* doc/invoke.texi: Likewise.
121
1222007-05-01  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124330)
123
124	* config/i386/i386.c (override_options): Tuning 32-byte loop
125	alignment for amdfam10 architecture. Increasing the max loop
126	alignment to 24 bytes.
127
1282007-04-16  Lawrence Crowl  <crowl@google.com> (r123909)
129
130	* doc/invoke.texi (Debugging Options): Add documentation for the
131	-femit-struct-debug options -femit-struct-debug-baseonly,
132	-femit-struct-debug-reduced, and
133	-femit-struct-debug-detailed[=...].
134
135	* c-opts.c (c_common_handle_option): Add
136	OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
137	and OPT_femit_struct_debug_detailed_.
138	* c.opt: Add specifications for
139	-femit-struct-debug-baseonly, -femit-struct-debug-reduced,
140	and -femit-struct-debug-detailed[=...].
141	* opts.c (set_struct_debug_option): Parse the
142	-femit-struct-debug-... options.
143	* opts.c (matches_main_base, main_input_basename,
144	main_input_baselength, base_of_path, matches_main_base): Add
145	variables and functions to compare header base name to compilation
146	unit base name.
147	* opts.c (should_emit_struct_debug): Add to determine to emit a
148	structure based on the option.
149	(dump_struct_debug) Also disabled function to debug this
150	function.
151	* opts.c (handle_options): Save the base name of the
152	compilation unit.
153
154	* langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
155        (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
156	This hook indicates if a type is generic.  Set it by default
157	to "never generic".
158	* langhooks.h (struct lang_hooks_for_types): Add a new hook
159	to determine if a struct type is generic or not.
160	* cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
161	* cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
162	* cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
163	with live C++ hook.
164
165	* flags.h (enum debug_info_usage): Add an enumeration to describe
166	a program's use of a structure type.
167	* dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
168	to indicate the program's usage of the type.  Filter structs based
169	on the -femit-struct-debug-... specification.
170	(gen_type_die): Split into two routines, gen_type_die and
171	gen_type_die_with_usage.  gen_type_die is now a wrapper
172	that assumes direct usage.
173	(gen_type_die_with_usage): Replace calls to gen_type_die
174	with gen_type_die_with_usage adding the program usage of
175	the referenced type.
176	(dwarf2out_imported_module_or_decl): Suppress struct debug
177	information using should_emit_struct_debug when appropriate.
178
1792007-04-12  Richard Guenther  <rguenther@suse.de> (r123736)
180
181	PR tree-optimization/24689
182	PR tree-optimization/31307
183	* fold-const.c (operand_equal_p): Compare INTEGER_CST array
184	indices by value.
185	* gimplify.c (canonicalize_addr_expr): To be consistent with
186	gimplify_compound_lval only set operands two and three of
187	ARRAY_REFs if they are not gimple_min_invariant.  This makes
188	it never at this place.
189	* tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
190
1912007-04-07  H.J. Lu  <hongjiu.lu@intel.com> (r123639)
192
193	* config/i386/i386.c (ix86_handle_option): Handle SSSE3.
194
1952007-03-28  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com> (r123313)
196
197	* config.gcc: Accept barcelona as a variant of amdfam10.
198	* config/i386/i386.c (override_options): Likewise.
199	* doc/invoke.texi: Likewise.
200
2012007-03-12  Seongbae Park <seongbae.park@gmail.com> (r122851)
202
203	* c-decl.c (warn_variable_length_array): New function.
204	Refactored from grokdeclarator to handle warn_vla
205	and handle unnamed array case.
206	(grokdeclarator): Refactored VLA warning case.
207	* c.opt (Wvla): New flag.
208
2092007-03-11  Ian Lance Taylor  <iant@google.com> (r122831 - partial)
210
211	* tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
212	the *_DIV_EXPR codes correctly with overflow infinities.
213
2142007-02-09  Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r121763)
215
216	* config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
217	(bit_SSE4a): New.
218
2192007-02-08  Harsha Jagasia  <harsha.jagasia@amd.com> (r121726)
220
221	* config/i386/xmmintrin.h: Make inclusion of emmintrin.h
222	conditional to __SSE2__.
223	(Entries below should have been added to first ChangeLog
224	entry for amdfam10 dated 2007-02-05)
225	* config/i386/emmintrin.h: Generate #error if __SSE2__ is not
226	defined.
227	* config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
228	defined.
229	* config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
230	defined.
231
2322007-02-07  Jakub Jelinek  <jakub@redhat.com> (r121687)
233
234	* config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
235
2362007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
237
238	* config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
239	athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
240	athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
241	athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
242	athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
243	athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
244	athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
245	athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
246
2472007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
248
249	* config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
250	cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
251	swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
252	fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
253	x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
254	floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
255	floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
256	mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
257	umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
258	umuldi3_highpart_rex64, umulsi3_highpart_insn,
259	umulsi3_highpart_zext, smuldi3_highpart_rex64,
260	smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
261	x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
262	sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
263	sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
264	sqrtextenddfxf2_i387): Added amdfam10_decode.
265	
266	* config/i386/athlon.md (athlon_idirect_amdfam10,
267	athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
268	athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
269	athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
270	athlon_ivector_store_amdfam10): New define_insn_reservation.
271	(athlon_idirect_loadmov, athlon_idirect_movstore): Added
272	amdfam10.
273
2742007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
275
276	* config/i386/athlon.md (athlon_call_amdfam10,
277	athlon_pop_amdfam10, athlon_lea_amdfam10): New
278	define_insn_reservation.
279	(athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
280	athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
281	athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
282
2832007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
284
285	* config/i386/athlon.md (athlon_sseld_amdfam10,
286	athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
287	athlon_mmxssest_short_amdfam10): New define_insn_reservation.
288
2892007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
290
291	* config/i386/athlon.md (athlon_sseins_amdfam10): New
292	define_insn_reservation.
293	* config/i386/i386.md (sseins): Added sseins to define_attr type
294	and define_attr unit.
295	* config/i386/sse.md: Set type attribute to sseins for insertq
296	and insertqi.
297
2982007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
299
300	* config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
301	ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
302	ssecomi_load_amdfam10, ssecomi_amdfam10,
303	sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
304	define_insn_reservation.
305	(ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
306
3072007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
308
309	* config/i386/athlon.md (cvtss2sd_load_amdfam10,
310	cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
311	cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
312	cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
313	cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
314	cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New 
315	define_insn_reservation.
316
317	* config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
318	cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
319	cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
320	cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
321	cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
322
3232007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
324
325	* config/i386/athlon.md (athlon_ssedivvector_amdfam10,
326	athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
327	athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
328	(athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
329	athlon_ssemul_load_k8): Added amdfam10.
330
3312007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
332
333	* config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
334	(x86_sse_unaligned_move_optimal): New variable.
335	
336	* config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for  
337	m_AMDFAM10.
338	(ix86_expand_vector_move_misalign): Add code to generate movupd/movups
339	for unaligned vector SSE double/single precision loads for AMDFAM10.
340
3412007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
342
343	* config/i386/i386.h (TARGET_AMDFAM10): New macro.
344	(TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
345	Define TARGET_CPU_DEFAULT_amdfam10.
346	(TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
347	(processor_type): Add PROCESSOR_AMDFAM10.	
348	
349	* config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
350	processor_type in config/i386/i386.h.
351	Enable imul peepholes for TARGET_AMDFAM10.
352	
353	* config.gcc: Add support for --with-cpu option for amdfam10.
354	
355	* config/i386/i386.c (amdfam10_cost): New variable.
356	(m_AMDFAM10): New macro.
357	(m_ATHLON_K8_AMDFAM10): New macro.
358	(x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
359	x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
360	x86_promote_QImode, x86_integer_DFmode_moves,
361	x86_partial_reg_dependency, x86_memory_mismatch_stall, 
362	x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
363	x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
364	x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
365	x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
366	Enable/disable for amdfam10.
367	(override_options): Add amdfam10_cost to processor_target_table.
368	Set up PROCESSOR_AMDFAM10 for amdfam10 entry in 
369	processor_alias_table.
370	(ix86_issue_rate): Add PROCESSOR_AMDFAM10.
371	(ix86_adjust_cost): Add code for amdfam10.
372
3732007-02-05  Harsha Jagasia  <harsha.jagasia@amd.com> (r121625)
374	
375	* config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
376	instruction set feature flag. Add new (-mpopcnt) flag for popcnt 
377	instruction. Add new SSE4A (-msse4a) instruction set feature flag.
378	* config/i386/i386.h: Add builtin definition for SSE4A.
379	* config/i386/i386.md: Add support for ABM instructions 
380	(popcnt and lzcnt).
381	* config/i386/sse.md: Add support for SSE4A instructions
382	(movntss, movntsd, extrq, insertq).
383	* config/i386/i386.c: Add support for ABM and SSE4A builtins.
384	Add -march=amdfam10 flag.
385	* config/i386/ammintrin.h: Add support for SSE4A intrinsics.
386	* doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
387	and amdfam10.
388	* doc/extend.texi: Add documentation for SSE4A builtins.
389
3902007-01-24  Jakub Jelinek  <jakub@redhat.com> (r121140)
391
392	* config/i386/i386.h (x86_cmpxchg16b): Remove const.
393	(TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
394	* config/i386/i386.c (x86_cmpxchg16b): Remove const.
395	(override_options): Add PTA_CX16 flag.  Set x86_cmpxchg16b
396	for CPUs that have PTA_CX16 set.
397
3982007-01-17  Eric Christopher  <echristo@apple.com> (r120846)
399
400	* config.gcc: Support core2 processor.
401
4022007-01-11  Joseph Myers  <joseph@codesourcery.com> (r120688)
403
404	* c-common.c (vector_types_convertible_p): Treat opaque types as
405	always convertible if they have the same size, but not otherwise.
406
4072007-01-11  Joseph Myers  <joseph@codesourcery.com> (r120688)
408
409	* c-common.c (vector_types_convertible_p): Treat opaque types as
410	always convertible if they have the same size, but not otherwise.
411
4122007-01-08  Geoffrey Keating  <geoffk@apple.com> (r120611)
413 
414	* target.h (struct gcc_target): New field library_rtti_comdat.
415	* target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
416	(TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
417	* doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
418	* config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
419
4202007-01-08  Mark Shinwell  <shinwell@codesourcery.com> (r120572)
421
422	* c.opt: Add -flax-vector-conversions.
423	* c-typeck.c (convert_for_assignment): Pass flag to
424	vector_types_convertible_p to allow emission of note.
425	(digest_init): Likewise.
426	* c-opts.c: Handle -flax-vector-conversions.
427	* c-common.c (flag_lax_vector_conversions): New.
428	(vector_types_convertible_p): Unless -flax-vector conversions
429	has been passed, disallow conversions between vectors with
430	differing numbers of subparts and/or element types.  If such
431	a conversion is disallowed, possibly emit a note on the first
432	occasion only to inform the user of -flax-vector-conversions.
433	The new last argument specifies this.
434	* c-common.h (flag_lax_vector_conversions): New.
435	(vector_types_convertible_p): Add extra argument.
436	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
437	char_type_node for V*QI type vectors.
438	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
439	Update to satisfy new typechecking rules.
440	* config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
441	C and C++ variants.
442	* doc/invoke.texi (C Dialect Options): Document
443	-flax-vector-conversions.
444
4452007-01-05  Manuel Lopez-Ibanez  <manu@gcc.gnu.org> (r120505)
446
447	PR c/19978
448	* tree.h (TREE_OVERFLOW_P): New.
449	* c-typeck.c (parser_build_unary_op): Warn only if result
450	overflowed and operands did not.
451	(parser_build_binary_op): Likewise.
452	(convert_for_assignment): Remove redundant overflow_warning.
453	* c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
454
4552006-12-13  Ian Lance Taylor  <iant@google.com> (r119855)
456
457	PR c++/19564
458	PR c++/19756
459	* c-typeck.c (parser_build_binary_op): Move parentheses warnings
460	to warn_about_parentheses in c-common.c.
461	* c-common.c (warn_about_parentheses): New function.
462	* c-common.h (warn_about_parentheses): Declare.
463	* doc/invoke.texi (Warning Options): Update -Wparentheses
464	description.
465
4662006-12-02  H.J. Lu  <hongjiu.lu@intel.com> (r119454 - partial)
467
468	PR target/30040
469	* config/i386/driver-i386.c (bit_SSSE3): New.
470
4712006-11-27  Uros Bizjak  <ubizjak@gmail.com> (r119260)
472
473	* config/i386/i386.c (x86_ext_80387_constants): Add m_K8, m_CORE2
474	and m_GENERIC64.
475
4762006-11-18  Vladimir Makarov  <vmakarov@redhat.com> (r118973)
477
478	* doc/invoke.texi (core2): Add item.
479
480	* config/i386/i386.h (TARGET_CORE2, TARGET_CPU_DEFAULT_core2): New
481	macros.
482	(TARGET_CPU_CPP_BUILTINS): Add code for core2.
483	(TARGET_CPU_DEFAULT_generic): Change value.
484	(TARGET_CPU_DEFAULT_NAMES): Add core2.
485	(processor_type): Add new constant PROCESSOR_CORE2.
486
487	* config/i386/i386.md (cpu): Add core2.
488
489	* config/i386/i386.c (core2_cost): New initialized variable.
490	(m_CORE2): New macro.
491	(x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
492	x86_deep_branch, x86_partial_reg_stall, x86_use_simode_fiop,
493	x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
494	x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
495	x86_partial_reg_dependency, x86_memory_mismatch_stall,
496	x86_accumulate_outgoing_args, x86_prologue_using_move,
497	x86_epilogue_using_move, x86_arch_always_fancy_math_387,
498	x86_sse_partial_reg_dependency, x86_rep_movl_optimal,
499	x86_use_incdec, x86_four_jump_limit, x86_schedule,
500	x86_pad_returns): Add m_CORE2.
501	(override_options): Add entries for Core2.
502	(ix86_issue_rate): Add case for Core2.
503	
5042006-10-31  Geoffrey Keating  <geoffk@apple.com> (r118356)
505
506	* c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
507	inline static functions in c99 mode.
508
509	PR 16622
510	* doc/extend.texi (Inline): Update.
511	* c-tree.h (struct language_function): Remove field 'extern_inline'.
512	* c-decl.c (current_extern_inline): Delete.
513	(pop_scope): Adjust test for an undefined nested function.
514	Add warning about undeclared inline function.
515	(diagnose_mismatched_decls): Update comments.  Disallow overriding
516	of inline functions in a translation unit in C99.  Allow inline
517	declarations in C99 at any time.
518	(merge_decls): Boolize variables.  Handle C99 'extern inline'
519	semantics.
520	(grokdeclarator): Set DECL_EXTERNAL here for functions.  Handle
521	C99 inline semantics.
522	(start_function): Don't clear current_extern_inline.  Don't set
523	DECL_EXTERNAL.
524	(c_push_function_context): Don't push current_extern_inline.
525	(c_pop_function_context): Don't restore current_extern_inline.
526
527	PR 11377
528	* c-typeck.c (build_external_ref): Warn about static variables
529	used in extern inline functions.
530	* c-decl.c (start_decl): Warn about static variables declared
531	in extern inline functions.
532
5332006-10-27  Vladimir Makarov  <vmakarov@redhat.com> (r118090)
534
535	* config/i386/i386.h (TARGET_GEODE):
536	(TARGET_CPU_CPP_BUILTINS): Add code for geode.
537	(TARGET_CPU_DEFAULT_geode): New macro.
538	(TARGET_CPU_DEFAULT_k6, TARGET_CPU_DEFAULT_k6_2,
539	TARGET_CPU_DEFAULT_k6_3, TARGET_CPU_DEFAULT_athlon,
540	TARGET_CPU_DEFAULT_athlon_sse, TARGET_CPU_DEFAULT_k8,
541	TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_prescott,
542	TARGET_CPU_DEFAULT_nocona, TARGET_CPU_DEFAULT_generic): Increase
543	the macro values.
544	(TARGET_CPU_DEFAULT_NAMES): Add geode.
545	(processor_type): Add PROCESSOR_GEODE.
546
547	* config/i386/i386.md: Include geode.md.
548	(cpu): Add geode.
549
550	* config/i386/i386.c (geode_cost): New initialized global
551	variable.
552	(m_GEODE, m_K6_GEODE): New macros.
553	(x86_use_leave, x86_push_memory, x86_deep_branch, x86_use_sahf,
554	x86_use_himode_fiop, x86_promote_QImode, x86_add_esp_4,
555	x86_add_esp_8, x86_rep_movl_optimal, x86_ext_80387_constants,
556	x86_schedule): Use m_K6_GEODE instead of m_K6.
557	(x86_movx, x86_cmove): Set up m_GEODE.
558	(x86_integer_DFmode_moves): Clear m_GEODE.
559	(processor_target_table): Add entry for geode.
560	(processor_alias_table): Ditto.
561
562	* config/i386/geode.md: New file.
563
564	* doc/invoke.texi: Add entry about geode processor.
565    
5662006-10-24  Richard Guenther  <rguenther@suse.de> (r118001)
567
568	PR middle-end/28796
569	* builtins.c (fold_builtin_classify): Use HONOR_INFINITIES
570	and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS
571	for deciding optimizations in consistency with fold-const.c
572	(fold_builtin_unordered_cmp): Likewise.
573
5742006-10-22  H.J. Lu  <hongjiu.lu@intel.com> (r117958)
575
576	* config.gcc (i[34567]86-*-*): Add tmmintrin.h to extra_headers.
577	(x86_64-*-*): Likewise.
578
579	* config/i386/i386.c (pta_flags): Add PTA_SSSE3.
580	(override_options): Check SSSE3.
581	(ix86_builtins): Add IX86_BUILTIN_PHADDW, IX86_BUILTIN_PHADDD,
582	IX86_BUILTIN_PHADDSW, IX86_BUILTIN_PHSUBW, IX86_BUILTIN_PHSUBD,
583	IX86_BUILTIN_PHSUBSW, IX86_BUILTIN_PMADDUBSW,
584	IX86_BUILTIN_PMULHRSW, IX86_BUILTIN_PSHUFB,
585	IX86_BUILTIN_PSIGNB, IX86_BUILTIN_PSIGNW, IX86_BUILTIN_PSIGND,
586	IX86_BUILTIN_PALIGNR, IX86_BUILTIN_PABSB, IX86_BUILTIN_PABSW,
587	IX86_BUILTIN_PABSD, IX86_BUILTIN_PHADDW128,
588	IX86_BUILTIN_PHADDD128, IX86_BUILTIN_PHADDSW128,
589	IX86_BUILTIN_PHSUBW128, IX86_BUILTIN_PHSUBD128,
590	IX86_BUILTIN_PHSUBSW128, IX86_BUILTIN_PMADDUBSW128,
591	IX86_BUILTIN_PMULHRSW128, IX86_BUILTIN_PSHUFB128,
592	IX86_BUILTIN_PSIGNB128, IX86_BUILTIN_PSIGNW128,
593	IX86_BUILTIN_PSIGND128, IX86_BUILTIN_PALIGNR128,
594	IX86_BUILTIN_PABSB128, IX86_BUILTIN_PABSW128 and
595	IX86_BUILTIN_PABSD128.
596	(bdesc_2arg): Add SSSE3.
597	(bdesc_1arg): Likewise.
598	(ix86_init_mmx_sse_builtins): Support SSSE3.
599	(ix86_expand_builtin): Likewise.
600	* config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Likewise.
601
602	* config/i386/i386.md (UNSPEC_PSHUFB): New.
603	(UNSPEC_PSIGN): Likewise.
604	(UNSPEC_PALIGNR): Likewise.
605	Include mmx.md before sse.md.
606
607	* config/i386/i386.opt: Add -mssse3.
608
609	* config/i386/sse.md (ssse3_phaddwv8hi3): New pattern for SSSE3.
610	(ssse3_phaddwv4hi3): Likewise.
611	(ssse3_phadddv4si3): Likewise.
612	(ssse3_phadddv2si3): Likewise.
613	(ssse3_phaddswv8hi3): Likewise.
614	(ssse3_phaddswv4hi3): Likewise.
615	(ssse3_phsubwv8hi3): Likewise.
616	(ssse3_phsubwv4hi3): Likewise.
617	(ssse3_phsubdv4si3): Likewise.
618	(ssse3_phsubdv2si3): Likewise.
619	(ssse3_phsubswv8hi3): Likewise.
620	(ssse3_phsubswv4hi3): Likewise.
621	(ssse3_pmaddubswv8hi3): Likewise.
622	(ssse3_pmaddubswv4hi3): Likewise.
623	(ssse3_pmulhrswv8hi3): Likewise.
624	(ssse3_pmulhrswv4hi3): Likewise.
625	(ssse3_pshufbv16qi3): Likewise.
626	(ssse3_pshufbv8qi3): Likewise.
627	(ssse3_psign<mode>3): Likewise.
628	(ssse3_psign<mode>3): Likewise.
629	(ssse3_palignrti): Likewise.
630	(ssse3_palignrdi): Likewise.
631	(abs<mode>2): Likewise.
632	(abs<mode>2): Likewise.
633
634	* config/i386/tmmintrin.h: New file.
635
636	* doc/extend.texi: Document SSSE3 built-in functions.
637
638	* doc/invoke.texi: Document -mssse3/-mno-ssse3 switches.
639
6402006-10-22  H.J. Lu  <hongjiu.lu@intel.com> (r117959)
641  	 
642	* config/i386/tmmintrin.h: Remove the duplicated content.
643
6442006-10-21  Richard Guenther  <rguenther@suse.de> (r117932)
645
646	PR tree-optimization/3511
647	* tree-ssa-pre.c (phi_translate): Fold CALL_EXPRs that
648	got new invariant arguments during PHI translation.
649
6502006-10-21  Richard Guenther  <rguenther@suse.de> (r117929)
651
652	* builtins.c (fold_builtin_classify): Fix typo.
653
654