1/* Simulator tracing/debugging support. 2 Copyright (C) 1997, 1998, 2001, 2007, 2008, 2009, 2010, 2011 3 Free Software Foundation, Inc. 4 Contributed by Cygnus Support. 5 6This file is part of GDB, the GNU debugger. 7 8This program is free software; you can redistribute it and/or modify 9it under the terms of the GNU General Public License as published by 10the Free Software Foundation; either version 3 of the License, or 11(at your option) any later version. 12 13This program is distributed in the hope that it will be useful, 14but WITHOUT ANY WARRANTY; without even the implied warranty of 15MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16GNU General Public License for more details. 17 18You should have received a copy of the GNU General Public License 19along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21#include "sim-main.h" 22#include "sim-io.h" 23#include "sim-options.h" 24#include "sim-fpu.h" 25 26#include "bfd.h" 27#include "libiberty.h" 28 29#include "sim-assert.h" 30 31#ifdef HAVE_STRING_H 32#include <string.h> 33#else 34#ifdef HAVE_STRINGS_H 35#include <strings.h> 36#endif 37#endif 38#ifdef HAVE_STDLIB_H 39#include <stdlib.h> 40#endif 41 42#ifndef SIZE_PHASE 43#define SIZE_PHASE 8 44#endif 45 46#ifndef SIZE_LOCATION 47#define SIZE_LOCATION 20 48#endif 49 50#ifndef SIZE_PC 51#define SIZE_PC 6 52#endif 53 54#ifndef SIZE_LINE_NUMBER 55#define SIZE_LINE_NUMBER 4 56#endif 57 58static MODULE_INIT_FN trace_init; 59static MODULE_UNINSTALL_FN trace_uninstall; 60 61static DECLARE_OPTION_HANDLER (trace_option_handler); 62 63enum { 64 OPTION_TRACE_INSN = OPTION_START, 65 OPTION_TRACE_DECODE, 66 OPTION_TRACE_EXTRACT, 67 OPTION_TRACE_LINENUM, 68 OPTION_TRACE_MEMORY, 69 OPTION_TRACE_MODEL, 70 OPTION_TRACE_ALU, 71 OPTION_TRACE_CORE, 72 OPTION_TRACE_EVENTS, 73 OPTION_TRACE_FPU, 74 OPTION_TRACE_BRANCH, 75 OPTION_TRACE_SEMANTICS, 76 OPTION_TRACE_RANGE, 77 OPTION_TRACE_FUNCTION, 78 OPTION_TRACE_DEBUG, 79 OPTION_TRACE_FILE, 80 OPTION_TRACE_VPU 81}; 82 83static const OPTION trace_options[] = 84{ 85 /* This table is organized to group related instructions together. */ 86 { {"trace", optional_argument, NULL, 't'}, 87 't', "on|off", "Trace useful things", 88 trace_option_handler, NULL }, 89 { {"trace-insn", optional_argument, NULL, OPTION_TRACE_INSN}, 90 '\0', "on|off", "Perform instruction tracing", 91 trace_option_handler, NULL }, 92 { {"trace-decode", optional_argument, NULL, OPTION_TRACE_DECODE}, 93 '\0', "on|off", "Trace instruction decoding", 94 trace_option_handler, NULL }, 95 { {"trace-extract", optional_argument, NULL, OPTION_TRACE_EXTRACT}, 96 '\0', "on|off", "Trace instruction extraction", 97 trace_option_handler, NULL }, 98 { {"trace-linenum", optional_argument, NULL, OPTION_TRACE_LINENUM}, 99 '\0', "on|off", "Perform line number tracing (implies --trace-insn)", 100 trace_option_handler, NULL }, 101 { {"trace-memory", optional_argument, NULL, OPTION_TRACE_MEMORY}, 102 '\0', "on|off", "Trace memory operations", 103 trace_option_handler, NULL }, 104 { {"trace-alu", optional_argument, NULL, OPTION_TRACE_ALU}, 105 '\0', "on|off", "Trace ALU operations", 106 trace_option_handler, NULL }, 107 { {"trace-fpu", optional_argument, NULL, OPTION_TRACE_FPU}, 108 '\0', "on|off", "Trace FPU operations", 109 trace_option_handler, NULL }, 110 { {"trace-vpu", optional_argument, NULL, OPTION_TRACE_VPU}, 111 '\0', "on|off", "Trace VPU operations", 112 trace_option_handler, NULL }, 113 { {"trace-branch", optional_argument, NULL, OPTION_TRACE_BRANCH}, 114 '\0', "on|off", "Trace branching", 115 trace_option_handler, NULL }, 116 { {"trace-semantics", optional_argument, NULL, OPTION_TRACE_SEMANTICS}, 117 '\0', "on|off", "Perform ALU, FPU, MEMORY, and BRANCH tracing", 118 trace_option_handler, NULL }, 119 { {"trace-model", optional_argument, NULL, OPTION_TRACE_MODEL}, 120 '\0', "on|off", "Include model performance data", 121 trace_option_handler, NULL }, 122 { {"trace-core", optional_argument, NULL, OPTION_TRACE_CORE}, 123 '\0', "on|off", "Trace core operations", 124 trace_option_handler, NULL }, 125 { {"trace-events", optional_argument, NULL, OPTION_TRACE_EVENTS}, 126 '\0', "on|off", "Trace events", 127 trace_option_handler, NULL }, 128#ifdef SIM_HAVE_ADDR_RANGE 129 { {"trace-range", required_argument, NULL, OPTION_TRACE_RANGE}, 130 '\0', "START,END", "Specify range of addresses for instruction tracing", 131 trace_option_handler, NULL }, 132#if 0 /*wip*/ 133 { {"trace-function", required_argument, NULL, OPTION_TRACE_FUNCTION}, 134 '\0', "FUNCTION", "Specify function to trace", 135 trace_option_handler, NULL }, 136#endif 137#endif 138 { {"trace-debug", optional_argument, NULL, OPTION_TRACE_DEBUG}, 139 '\0', "on|off", "Add information useful for debugging the simulator to the tracing output", 140 trace_option_handler, NULL }, 141 { {"trace-file", required_argument, NULL, OPTION_TRACE_FILE}, 142 '\0', "FILE NAME", "Specify tracing output file", 143 trace_option_handler, NULL }, 144 { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL, NULL } 145}; 146 147/* Set/reset the trace options indicated in MASK. */ 148 149static SIM_RC 150set_trace_option_mask (SIM_DESC sd, const char *name, int mask, const char *arg) 151{ 152 int trace_nr; 153 int cpu_nr; 154 int trace_val = 1; 155 156 if (arg != NULL) 157 { 158 if (strcmp (arg, "yes") == 0 159 || strcmp (arg, "on") == 0 160 || strcmp (arg, "1") == 0) 161 trace_val = 1; 162 else if (strcmp (arg, "no") == 0 163 || strcmp (arg, "off") == 0 164 || strcmp (arg, "0") == 0) 165 trace_val = 0; 166 else 167 { 168 sim_io_eprintf (sd, "Argument `%s' for `--trace%s' invalid, one of `on', `off', `yes', `no' expected\n", arg, name); 169 return SIM_RC_FAIL; 170 } 171 } 172 173 /* update applicable trace bits */ 174 for (trace_nr = 0; trace_nr < MAX_TRACE_VALUES; ++trace_nr) 175 { 176 if ((mask & (1 << trace_nr)) == 0) 177 continue; 178 179 /* Set non-cpu specific values. */ 180 switch (trace_nr) 181 { 182 case TRACE_EVENTS_IDX: 183 STATE_EVENTS (sd)->trace = trace_val; 184 break; 185 case TRACE_DEBUG_IDX: 186 STATE_TRACE_FLAGS (sd)[trace_nr] = trace_val; 187 break; 188 } 189 190 /* Set cpu values. */ 191 for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) 192 { 193 CPU_TRACE_FLAGS (STATE_CPU (sd, cpu_nr))[trace_nr] = trace_val; 194 } 195 } 196 197 /* Re-compute the cpu trace summary. */ 198 if (trace_val) 199 { 200 for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) 201 CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 1; 202 } 203 else 204 { 205 for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; cpu_nr++) 206 { 207 CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 0; 208 for (trace_nr = 0; trace_nr < MAX_TRACE_VALUES; ++trace_nr) 209 { 210 if (CPU_TRACE_FLAGS (STATE_CPU (sd, cpu_nr))[trace_nr]) 211 { 212 CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))->trace_any_p = 1; 213 break; 214 } 215 } 216 } 217 } 218 219 return SIM_RC_OK; 220} 221 222/* Set one trace option based on its IDX value. */ 223 224static SIM_RC 225set_trace_option (SIM_DESC sd, const char *name, int idx, const char *arg) 226{ 227 return set_trace_option_mask (sd, name, 1 << idx, arg); 228} 229 230 231static SIM_RC 232trace_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt, 233 char *arg, int is_command) 234{ 235 int n; 236 237 switch (opt) 238 { 239 case 't' : 240 if (! WITH_TRACE) 241 sim_io_eprintf (sd, "Tracing not compiled in, `-t' ignored\n"); 242 else 243 return set_trace_option_mask (sd, "trace", TRACE_USEFUL_MASK, arg); 244 break; 245 246 case OPTION_TRACE_INSN : 247 if (WITH_TRACE_INSN_P) 248 return set_trace_option (sd, "-insn", TRACE_INSN_IDX, arg); 249 else 250 sim_io_eprintf (sd, "Instruction tracing not compiled in, `--trace-insn' ignored\n"); 251 break; 252 253 case OPTION_TRACE_DECODE : 254 if (WITH_TRACE_DECODE_P) 255 return set_trace_option (sd, "-decode", TRACE_DECODE_IDX, arg); 256 else 257 sim_io_eprintf (sd, "Decode tracing not compiled in, `--trace-decode' ignored\n"); 258 break; 259 260 case OPTION_TRACE_EXTRACT : 261 if (WITH_TRACE_EXTRACT_P) 262 return set_trace_option (sd, "-extract", TRACE_EXTRACT_IDX, arg); 263 else 264 sim_io_eprintf (sd, "Extract tracing not compiled in, `--trace-extract' ignored\n"); 265 break; 266 267 case OPTION_TRACE_LINENUM : 268 if (WITH_TRACE_LINENUM_P && WITH_TRACE_INSN_P) 269 { 270 if (set_trace_option (sd, "-linenum", TRACE_LINENUM_IDX, arg) != SIM_RC_OK 271 || set_trace_option (sd, "-linenum", TRACE_INSN_IDX, arg) != SIM_RC_OK) 272 return SIM_RC_FAIL; 273 } 274 else 275 sim_io_eprintf (sd, "Line number or instruction tracing not compiled in, `--trace-linenum' ignored\n"); 276 break; 277 278 case OPTION_TRACE_MEMORY : 279 if (WITH_TRACE_MEMORY_P) 280 return set_trace_option (sd, "-memory", TRACE_MEMORY_IDX, arg); 281 else 282 sim_io_eprintf (sd, "Memory tracing not compiled in, `--trace-memory' ignored\n"); 283 break; 284 285 case OPTION_TRACE_MODEL : 286 if (WITH_TRACE_MODEL_P) 287 return set_trace_option (sd, "-model", TRACE_MODEL_IDX, arg); 288 else 289 sim_io_eprintf (sd, "Model tracing not compiled in, `--trace-model' ignored\n"); 290 break; 291 292 case OPTION_TRACE_ALU : 293 if (WITH_TRACE_ALU_P) 294 return set_trace_option (sd, "-alu", TRACE_ALU_IDX, arg); 295 else 296 sim_io_eprintf (sd, "ALU tracing not compiled in, `--trace-alu' ignored\n"); 297 break; 298 299 case OPTION_TRACE_CORE : 300 if (WITH_TRACE_CORE_P) 301 return set_trace_option (sd, "-core", TRACE_CORE_IDX, arg); 302 else 303 sim_io_eprintf (sd, "CORE tracing not compiled in, `--trace-core' ignored\n"); 304 break; 305 306 case OPTION_TRACE_EVENTS : 307 if (WITH_TRACE_EVENTS_P) 308 return set_trace_option (sd, "-events", TRACE_EVENTS_IDX, arg); 309 else 310 sim_io_eprintf (sd, "EVENTS tracing not compiled in, `--trace-events' ignored\n"); 311 break; 312 313 case OPTION_TRACE_FPU : 314 if (WITH_TRACE_FPU_P) 315 return set_trace_option (sd, "-fpu", TRACE_FPU_IDX, arg); 316 else 317 sim_io_eprintf (sd, "FPU tracing not compiled in, `--trace-fpu' ignored\n"); 318 break; 319 320 case OPTION_TRACE_VPU : 321 if (WITH_TRACE_VPU_P) 322 return set_trace_option (sd, "-vpu", TRACE_VPU_IDX, arg); 323 else 324 sim_io_eprintf (sd, "VPU tracing not compiled in, `--trace-vpu' ignored\n"); 325 break; 326 327 case OPTION_TRACE_BRANCH : 328 if (WITH_TRACE_BRANCH_P) 329 return set_trace_option (sd, "-branch", TRACE_BRANCH_IDX, arg); 330 else 331 sim_io_eprintf (sd, "Branch tracing not compiled in, `--trace-branch' ignored\n"); 332 break; 333 334 case OPTION_TRACE_SEMANTICS : 335 if (WITH_TRACE_ALU_P 336 && WITH_TRACE_FPU_P 337 && WITH_TRACE_MEMORY_P 338 && WITH_TRACE_BRANCH_P) 339 { 340 if (set_trace_option (sd, "-semantics", TRACE_ALU_IDX, arg) != SIM_RC_OK 341 || set_trace_option (sd, "-semantics", TRACE_FPU_IDX, arg) != SIM_RC_OK 342 || set_trace_option (sd, "-semantics", TRACE_VPU_IDX, arg) != SIM_RC_OK 343 || set_trace_option (sd, "-semantics", TRACE_MEMORY_IDX, arg) != SIM_RC_OK 344 || set_trace_option (sd, "-semantics", TRACE_BRANCH_IDX, arg) != SIM_RC_OK) 345 return SIM_RC_FAIL; 346 } 347 else 348 sim_io_eprintf (sd, "Alu, fpu, memory, and/or branch tracing not compiled in, `--trace-semantics' ignored\n"); 349 break; 350 351#ifdef SIM_HAVE_ADDR_RANGE 352 case OPTION_TRACE_RANGE : 353 if (WITH_TRACE) 354 { 355 int cpu_nr; 356 char *chp = arg; 357 unsigned long start,end; 358 start = strtoul (chp, &chp, 0); 359 if (*chp != ',') 360 { 361 sim_io_eprintf (sd, "--trace-range missing END argument\n"); 362 return SIM_RC_FAIL; 363 } 364 end = strtoul (chp + 1, NULL, 0); 365 /* FIXME: Argument validation. */ 366 if (cpu != NULL) 367 sim_addr_range_add (TRACE_RANGE (CPU_PROFILE_DATA (cpu)), 368 start, end); 369 else 370 for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr) 371 sim_addr_range_add (TRACE_RANGE (CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))), 372 start, end); 373 } 374 else 375 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-range' ignored\n"); 376 break; 377 378 case OPTION_TRACE_FUNCTION : 379 if (WITH_TRACE) 380 { 381 /*wip: need to compute function range given name*/ 382 } 383 else 384 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-function' ignored\n"); 385 break; 386#endif /* SIM_HAVE_ADDR_RANGE */ 387 388 case OPTION_TRACE_DEBUG : 389 if (WITH_TRACE_DEBUG_P) 390 return set_trace_option (sd, "-debug", TRACE_DEBUG_IDX, arg); 391 else 392 sim_io_eprintf (sd, "Tracing debug support not compiled in, `--trace-debug' ignored\n"); 393 break; 394 395 case OPTION_TRACE_FILE : 396 if (! WITH_TRACE) 397 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-file' ignored\n"); 398 else 399 { 400 FILE *f = fopen (arg, "w"); 401 402 if (f == NULL) 403 { 404 sim_io_eprintf (sd, "Unable to open trace output file `%s'\n", arg); 405 return SIM_RC_FAIL; 406 } 407 for (n = 0; n < MAX_NR_PROCESSORS; ++n) 408 TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, n))) = f; 409 TRACE_FILE (STATE_TRACE_DATA (sd)) = f; 410 } 411 break; 412 } 413 414 return SIM_RC_OK; 415} 416 417/* Install tracing support. */ 418 419SIM_RC 420trace_install (SIM_DESC sd) 421{ 422 int i; 423 424 SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); 425 426 sim_add_option_table (sd, NULL, trace_options); 427 memset (STATE_TRACE_DATA (sd), 0, sizeof (* STATE_TRACE_DATA (sd))); 428 for (i = 0; i < MAX_NR_PROCESSORS; ++i) 429 memset (CPU_TRACE_DATA (STATE_CPU (sd, i)), 0, 430 sizeof (* CPU_TRACE_DATA (STATE_CPU (sd, i)))); 431 sim_module_add_init_fn (sd, trace_init); 432 sim_module_add_uninstall_fn (sd, trace_uninstall); 433 return SIM_RC_OK; 434} 435 436static SIM_RC 437trace_init (SIM_DESC sd) 438{ 439#ifdef SIM_HAVE_ADDR_RANGE 440 /* Check if a range has been specified without specifying what to 441 collect. */ 442 { 443 int i; 444 445 for (i = 0; i < MAX_NR_PROCESSORS; ++i) 446 { 447 sim_cpu *cpu = STATE_CPU (sd, i); 448 449 if (ADDR_RANGE_RANGES (TRACE_RANGE (CPU_TRACE_DATA (cpu))) 450 && ! TRACE_INSN_P (cpu)) 451 { 452 sim_io_eprintf_cpu (cpu, "Tracing address range specified without --trace-insn.\n"); 453 sim_io_eprintf_cpu (cpu, "Address range ignored.\n"); 454 sim_addr_range_delete (TRACE_RANGE (CPU_TRACE_DATA (cpu)), 455 0, ~ (address_word) 0); 456 } 457 } 458 } 459#endif 460 461 return SIM_RC_OK; 462} 463 464static void 465trace_uninstall (SIM_DESC sd) 466{ 467 int i,j; 468 FILE *sfile = TRACE_FILE (STATE_TRACE_DATA (sd)); 469 470 if (sfile != NULL) 471 fclose (sfile); 472 473 for (i = 0; i < MAX_NR_PROCESSORS; ++i) 474 { 475 FILE *cfile = TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, i))); 476 if (cfile != NULL && cfile != sfile) 477 { 478 /* If output from different cpus is going to the same file, 479 avoid closing the file twice. */ 480 for (j = 0; j < i; ++j) 481 if (TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, j))) == cfile) 482 break; 483 if (i == j) 484 fclose (cfile); 485 } 486 } 487} 488 489typedef enum { 490 trace_fmt_invalid, 491 trace_fmt_word, 492 trace_fmt_fp, 493 trace_fmt_fpu, 494 trace_fmt_string, 495 trace_fmt_bool, 496 trace_fmt_addr, 497 trace_fmt_instruction_incomplete, 498} data_fmt; 499 500/* compute the nr of trace data units consumed by data */ 501static int 502save_data_size (TRACE_DATA *data, 503 long size) 504{ 505 return ((size + sizeof (TRACE_INPUT_DATA (data) [0]) - 1) 506 / sizeof (TRACE_INPUT_DATA (data) [0])); 507} 508 509 510/* Archive DATA into the trace buffer */ 511static void 512save_data (SIM_DESC sd, 513 TRACE_DATA *data, 514 data_fmt fmt, 515 long size, 516 const void *buf) 517{ 518 int i = TRACE_INPUT_IDX (data); 519 if (i == sizeof (TRACE_INPUT_FMT (data))) 520 sim_io_error (sd, "trace buffer overflow"); 521 TRACE_INPUT_FMT (data) [i] = fmt; 522 TRACE_INPUT_SIZE (data) [i] = size; 523 memcpy (&TRACE_INPUT_DATA (data) [i], buf, size); 524 i += save_data_size (data, size); 525 TRACE_INPUT_IDX (data) = i; 526} 527 528static void 529print_data (SIM_DESC sd, 530 sim_cpu *cpu, 531 data_fmt fmt, 532 long size, 533 void *data) 534{ 535 switch (fmt) 536 { 537 case trace_fmt_instruction_incomplete: 538 trace_printf (sd, cpu, " (instruction incomplete)"); 539 break; 540 case trace_fmt_word: 541 case trace_fmt_addr: 542 { 543 switch (size) 544 { 545 case sizeof (unsigned32): 546 trace_printf (sd, cpu, " 0x%08lx", (long) * (unsigned32*) data); 547 break; 548 case sizeof (unsigned64): 549 trace_printf (sd, cpu, " 0x%08lx%08lx", 550 (long) ((* (unsigned64*) data) >> 32), 551 (long) * (unsigned64*) data); 552 break; 553 default: 554 abort (); 555 } 556 break; 557 } 558 case trace_fmt_bool: 559 { 560 SIM_ASSERT (size == sizeof (int)); 561 trace_printf (sd, cpu, " %-8s", 562 (* (int*) data) ? "true" : "false"); 563 break; 564 } 565 case trace_fmt_fp: 566 { 567 sim_fpu fp; 568 switch (size) 569 { 570 /* FIXME: Assumes sizeof float == 4; sizeof double == 8 */ 571 case 4: 572 sim_fpu_32to (&fp, *(unsigned32*)data); 573 break; 574 case 8: 575 sim_fpu_64to (&fp, *(unsigned64*)data); 576 break; 577 default: 578 abort (); 579 } 580 trace_printf (sd, cpu, " %8g", sim_fpu_2d (&fp)); 581 switch (size) 582 { 583 case 4: 584 trace_printf (sd, cpu, " (0x%08lx)", 585 (long) *(unsigned32*)data); 586 break; 587 case 8: 588 trace_printf (sd, cpu, " (0x%08lx%08lx)", 589 (long) (*(unsigned64*)data >> 32), 590 (long) (*(unsigned64*)data)); 591 break; 592 default: 593 abort (); 594 } 595 break; 596 } 597 case trace_fmt_fpu: 598 /* FIXME: At present sim_fpu data is stored as a double */ 599 trace_printf (sd, cpu, " %8g", * (double*) data); 600 break; 601 case trace_fmt_string: 602 trace_printf (sd, cpu, " %-8s", (char*) data); 603 break; 604 default: 605 abort (); 606 } 607} 608 609static const char * 610trace_idx_to_str (int trace_idx) 611{ 612 static char num[8]; 613 switch (trace_idx) 614 { 615 case TRACE_ALU_IDX: return "alu: "; 616 case TRACE_INSN_IDX: return "insn: "; 617 case TRACE_DECODE_IDX: return "decode: "; 618 case TRACE_EXTRACT_IDX: return "extract: "; 619 case TRACE_MEMORY_IDX: return "memory: "; 620 case TRACE_CORE_IDX: return "core: "; 621 case TRACE_EVENTS_IDX: return "events: "; 622 case TRACE_FPU_IDX: return "fpu: "; 623 case TRACE_BRANCH_IDX: return "branch: "; 624 case TRACE_VPU_IDX: return "vpu: "; 625 default: 626 sprintf (num, "?%d?", trace_idx); 627 return num; 628 } 629} 630 631static void 632trace_results (SIM_DESC sd, 633 sim_cpu *cpu, 634 int trace_idx, 635 int last_input) 636{ 637 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 638 int nr_out; 639 int i; 640 641 /* cross check trace_idx against TRACE_IDX (data)? */ 642 643 /* prefix */ 644 trace_printf (sd, cpu, "%s %s", 645 trace_idx_to_str (TRACE_IDX (data)), 646 TRACE_PREFIX (data)); 647 TRACE_IDX (data) = 0; 648 649 for (i = 0, nr_out = 0; 650 i < TRACE_INPUT_IDX (data); 651 i += save_data_size (data, TRACE_INPUT_SIZE (data) [i]), nr_out++) 652 { 653 if (i == last_input) 654 { 655 int pad = (strlen (" 0x") + sizeof (unsigned_word) * 2); 656 int padding = pad * (3 - nr_out); 657 if (padding < 0) 658 padding = 0; 659 padding += strlen (" ::"); 660 trace_printf (sd, cpu, "%*s", padding, " ::"); 661 } 662 print_data (sd, cpu, 663 TRACE_INPUT_FMT (data) [i], 664 TRACE_INPUT_SIZE (data) [i], 665 &TRACE_INPUT_DATA (data) [i]); 666 } 667 trace_printf (sd, cpu, "\n"); 668} 669 670void 671trace_prefix (SIM_DESC sd, 672 sim_cpu *cpu, 673 sim_cia cia, 674 address_word pc, 675 int line_p, 676 const char *filename, 677 int linenum, 678 const char *fmt, 679 ...) 680{ 681 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 682 va_list ap; 683 char *prefix = TRACE_PREFIX (data); 684 char *chp; 685 /* FIXME: The TRACE_PREFIX_WIDTH should be determined at build time using 686 known information about the disassembled instructions. */ 687#ifndef TRACE_PREFIX_WIDTH 688#define TRACE_PREFIX_WIDTH 48 689#endif 690 int width = TRACE_PREFIX_WIDTH; 691 692 /* if the previous trace data wasn't flushed, flush it now with a 693 note indicating that the trace was incomplete. */ 694 if (TRACE_IDX (data) != 0) 695 { 696 int last_input = TRACE_INPUT_IDX (data); 697 save_data (sd, data, trace_fmt_instruction_incomplete, 1, ""); 698 trace_results (sd, cpu, TRACE_IDX (data), last_input); 699 } 700 TRACE_IDX (data) = 0; 701 TRACE_INPUT_IDX (data) = 0; 702 703 /* Create the text prefix for this new instruction: */ 704 if (!line_p) 705 { 706 if (filename) 707 { 708 sprintf (prefix, "%s:%-*d 0x%.*lx ", 709 filename, 710 SIZE_LINE_NUMBER, linenum, 711 SIZE_PC, (long) pc); 712 } 713 else 714 { 715 sprintf (prefix, "0x%.*lx ", 716 SIZE_PC, (long) pc); 717 /* Shrink the width by the amount that we didn't print. */ 718 width -= SIZE_LINE_NUMBER + SIZE_PC + 8; 719 } 720 chp = strchr (prefix, '\0'); 721 va_start (ap, fmt); 722 vsprintf (chp, fmt, ap); 723 va_end (ap); 724 } 725 else 726 { 727 char buf[256]; 728 buf[0] = 0; 729 if (STATE_TEXT_SECTION (CPU_STATE (cpu)) 730 && pc >= STATE_TEXT_START (CPU_STATE (cpu)) 731 && pc < STATE_TEXT_END (CPU_STATE (cpu))) 732 { 733 const char *pc_filename = (const char *)0; 734 const char *pc_function = (const char *)0; 735 unsigned int pc_linenum = 0; 736 bfd *abfd; 737 asymbol **asymbols; 738 739 abfd = STATE_PROG_BFD (CPU_STATE (cpu)); 740 asymbols = STATE_PROG_SYMS (CPU_STATE (cpu)); 741 if (asymbols == NULL) 742 { 743 long symsize; 744 long symbol_count; 745 746 symsize = bfd_get_symtab_upper_bound (abfd); 747 if (symsize < 0) 748 { 749 sim_engine_abort (sd, cpu, cia, "could not read symbols"); 750 } 751 asymbols = (asymbol **) xmalloc (symsize); 752 symbol_count = bfd_canonicalize_symtab (abfd, asymbols); 753 if (symbol_count < 0) 754 { 755 sim_engine_abort (sd, cpu, cia, "could not canonicalize symbols"); 756 } 757 STATE_PROG_SYMS (CPU_STATE (cpu)) = asymbols; 758 } 759 760 if (bfd_find_nearest_line (abfd, 761 STATE_TEXT_SECTION (CPU_STATE (cpu)), 762 asymbols, 763 pc - STATE_TEXT_START (CPU_STATE (cpu)), 764 &pc_filename, &pc_function, &pc_linenum)) 765 { 766 char *p = buf; 767 if (pc_linenum) 768 { 769 sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum); 770 p += strlen (p); 771 } 772 else 773 { 774 sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); 775 p += SIZE_LINE_NUMBER+2; 776 } 777 778 if (pc_function) 779 { 780 sprintf (p, "%s ", pc_function); 781 p += strlen (p); 782 } 783 else if (pc_filename) 784 { 785 char *q = (char *) strrchr (pc_filename, '/'); 786 sprintf (p, "%s ", (q) ? q+1 : pc_filename); 787 p += strlen (p); 788 } 789 790 if (*p == ' ') 791 *p = '\0'; 792 } 793 } 794 795 sprintf (prefix, "0x%.*x %-*.*s ", 796 SIZE_PC, (unsigned) pc, 797 SIZE_LOCATION, SIZE_LOCATION, buf); 798 chp = strchr (prefix, '\0'); 799 va_start (ap, fmt); 800 vsprintf (chp, fmt, ap); 801 va_end (ap); 802 } 803 804 /* Pad it out to TRACE_PREFIX_WIDTH. */ 805 chp = strchr (prefix, '\0'); 806 if (chp - prefix < width) 807 { 808 memset (chp, ' ', width - (chp - prefix)); 809 chp = &prefix [width]; 810 *chp = '\0'; 811 } 812 strcpy (chp, " -"); 813 814 /* check that we've not over flowed the prefix buffer */ 815 if (strlen (prefix) >= sizeof (TRACE_PREFIX (data))) 816 abort (); 817} 818 819void 820trace_generic (SIM_DESC sd, 821 sim_cpu *cpu, 822 int trace_idx, 823 const char *fmt, 824 ...) 825{ 826 va_list ap; 827 trace_printf (sd, cpu, "%s %s", 828 trace_idx_to_str (trace_idx), 829 TRACE_PREFIX (CPU_TRACE_DATA (cpu))); 830 va_start (ap, fmt); 831 trace_vprintf (sd, cpu, fmt, ap); 832 va_end (ap); 833 trace_printf (sd, cpu, "\n"); 834} 835 836void 837trace_input0 (SIM_DESC sd, 838 sim_cpu *cpu, 839 int trace_idx) 840{ 841 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 842 TRACE_IDX (data) = trace_idx; 843} 844 845void 846trace_input_word1 (SIM_DESC sd, 847 sim_cpu *cpu, 848 int trace_idx, 849 unsigned_word d0) 850{ 851 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 852 TRACE_IDX (data) = trace_idx; 853 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); 854} 855 856void 857trace_input_word2 (SIM_DESC sd, 858 sim_cpu *cpu, 859 int trace_idx, 860 unsigned_word d0, 861 unsigned_word d1) 862{ 863 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 864 TRACE_IDX (data) = trace_idx; 865 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); 866 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1); 867} 868 869void 870trace_input_word3 (SIM_DESC sd, 871 sim_cpu *cpu, 872 int trace_idx, 873 unsigned_word d0, 874 unsigned_word d1, 875 unsigned_word d2) 876{ 877 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 878 TRACE_IDX (data) = trace_idx; 879 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0); 880 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1); 881 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d2); 882} 883 884void 885trace_input_word4 (SIM_DESC sd, 886 sim_cpu *cpu, 887 int trace_idx, 888 unsigned_word d0, 889 unsigned_word d1, 890 unsigned_word d2, 891 unsigned_word d3) 892{ 893 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 894 TRACE_IDX (data) = trace_idx; 895 save_data (sd, data, trace_fmt_word, sizeof (d0), &d0); 896 save_data (sd, data, trace_fmt_word, sizeof (d1), &d1); 897 save_data (sd, data, trace_fmt_word, sizeof (d2), &d2); 898 save_data (sd, data, trace_fmt_word, sizeof (d3), &d3); 899} 900 901void 902trace_input_bool1 (SIM_DESC sd, 903 sim_cpu *cpu, 904 int trace_idx, 905 int d0) 906{ 907 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 908 TRACE_IDX (data) = trace_idx; 909 save_data (sd, data, trace_fmt_bool, sizeof (d0), &d0); 910} 911 912void 913trace_input_addr1 (SIM_DESC sd, 914 sim_cpu *cpu, 915 int trace_idx, 916 address_word d0) 917{ 918 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 919 TRACE_IDX (data) = trace_idx; 920 save_data (sd, data, trace_fmt_addr, sizeof (d0), &d0); 921} 922 923void 924trace_input_fp1 (SIM_DESC sd, 925 sim_cpu *cpu, 926 int trace_idx, 927 fp_word f0) 928{ 929 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 930 TRACE_IDX (data) = trace_idx; 931 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); 932} 933 934void 935trace_input_fp2 (SIM_DESC sd, 936 sim_cpu *cpu, 937 int trace_idx, 938 fp_word f0, 939 fp_word f1) 940{ 941 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 942 TRACE_IDX (data) = trace_idx; 943 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); 944 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1); 945} 946 947void 948trace_input_fp3 (SIM_DESC sd, 949 sim_cpu *cpu, 950 int trace_idx, 951 fp_word f0, 952 fp_word f1, 953 fp_word f2) 954{ 955 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 956 TRACE_IDX (data) = trace_idx; 957 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); 958 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1); 959 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f2); 960} 961 962void 963trace_input_fpu1 (SIM_DESC sd, 964 sim_cpu *cpu, 965 int trace_idx, 966 sim_fpu *f0) 967{ 968 double d; 969 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 970 TRACE_IDX (data) = trace_idx; 971 d = sim_fpu_2d (f0); 972 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 973} 974 975void 976trace_input_fpu2 (SIM_DESC sd, 977 sim_cpu *cpu, 978 int trace_idx, 979 sim_fpu *f0, 980 sim_fpu *f1) 981{ 982 double d; 983 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 984 TRACE_IDX (data) = trace_idx; 985 d = sim_fpu_2d (f0); 986 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 987 d = sim_fpu_2d (f1); 988 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 989} 990 991void 992trace_input_fpu3 (SIM_DESC sd, 993 sim_cpu *cpu, 994 int trace_idx, 995 sim_fpu *f0, 996 sim_fpu *f1, 997 sim_fpu *f2) 998{ 999 double d; 1000 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1001 TRACE_IDX (data) = trace_idx; 1002 d = sim_fpu_2d (f0); 1003 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 1004 d = sim_fpu_2d (f1); 1005 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 1006 d = sim_fpu_2d (f2); 1007 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 1008} 1009 1010void 1011trace_result_word1 (SIM_DESC sd, 1012 sim_cpu *cpu, 1013 int trace_idx, 1014 unsigned_word r0) 1015{ 1016 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1017 int last_input; 1018 1019 /* Append any results to the end of the inputs */ 1020 last_input = TRACE_INPUT_IDX (data); 1021 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0); 1022 1023 trace_results (sd, cpu, trace_idx, last_input); 1024} 1025 1026void 1027trace_result0 (SIM_DESC sd, 1028 sim_cpu *cpu, 1029 int trace_idx) 1030{ 1031 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1032 int last_input; 1033 1034 /* Append any results to the end of the inputs */ 1035 last_input = TRACE_INPUT_IDX (data); 1036 1037 trace_results (sd, cpu, trace_idx, last_input); 1038} 1039 1040void 1041trace_result_word2 (SIM_DESC sd, 1042 sim_cpu *cpu, 1043 int trace_idx, 1044 unsigned_word r0, 1045 unsigned_word r1) 1046{ 1047 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1048 int last_input; 1049 1050 /* Append any results to the end of the inputs */ 1051 last_input = TRACE_INPUT_IDX (data); 1052 save_data (sd, data, trace_fmt_word, sizeof (r0), &r0); 1053 save_data (sd, data, trace_fmt_word, sizeof (r1), &r1); 1054 1055 trace_results (sd, cpu, trace_idx, last_input); 1056} 1057 1058void 1059trace_result_word4 (SIM_DESC sd, 1060 sim_cpu *cpu, 1061 int trace_idx, 1062 unsigned_word r0, 1063 unsigned_word r1, 1064 unsigned_word r2, 1065 unsigned_word r3) 1066{ 1067 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1068 int last_input; 1069 1070 /* Append any results to the end of the inputs */ 1071 last_input = TRACE_INPUT_IDX (data); 1072 save_data (sd, data, trace_fmt_word, sizeof (r0), &r0); 1073 save_data (sd, data, trace_fmt_word, sizeof (r1), &r1); 1074 save_data (sd, data, trace_fmt_word, sizeof (r2), &r2); 1075 save_data (sd, data, trace_fmt_word, sizeof (r3), &r3); 1076 1077 trace_results (sd, cpu, trace_idx, last_input); 1078} 1079 1080void 1081trace_result_bool1 (SIM_DESC sd, 1082 sim_cpu *cpu, 1083 int trace_idx, 1084 int r0) 1085{ 1086 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1087 int last_input; 1088 1089 /* Append any results to the end of the inputs */ 1090 last_input = TRACE_INPUT_IDX (data); 1091 save_data (sd, data, trace_fmt_bool, sizeof (r0), &r0); 1092 1093 trace_results (sd, cpu, trace_idx, last_input); 1094} 1095 1096void 1097trace_result_addr1 (SIM_DESC sd, 1098 sim_cpu *cpu, 1099 int trace_idx, 1100 address_word r0) 1101{ 1102 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1103 int last_input; 1104 1105 /* Append any results to the end of the inputs */ 1106 last_input = TRACE_INPUT_IDX (data); 1107 save_data (sd, data, trace_fmt_addr, sizeof (r0), &r0); 1108 1109 trace_results (sd, cpu, trace_idx, last_input); 1110} 1111 1112void 1113trace_result_fp1 (SIM_DESC sd, 1114 sim_cpu *cpu, 1115 int trace_idx, 1116 fp_word f0) 1117{ 1118 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1119 int last_input; 1120 1121 /* Append any results to the end of the inputs */ 1122 last_input = TRACE_INPUT_IDX (data); 1123 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0); 1124 1125 trace_results (sd, cpu, trace_idx, last_input); 1126} 1127 1128void 1129trace_result_fp2 (SIM_DESC sd, 1130 sim_cpu *cpu, 1131 int trace_idx, 1132 fp_word f0, 1133 fp_word f1) 1134{ 1135 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1136 int last_input; 1137 1138 /* Append any results to the end of the inputs */ 1139 last_input = TRACE_INPUT_IDX (data); 1140 save_data (sd, data, trace_fmt_fp, sizeof (f0), &f0); 1141 save_data (sd, data, trace_fmt_fp, sizeof (f1), &f1); 1142 1143 trace_results (sd, cpu, trace_idx, last_input); 1144} 1145 1146void 1147trace_result_fpu1 (SIM_DESC sd, 1148 sim_cpu *cpu, 1149 int trace_idx, 1150 sim_fpu *f0) 1151{ 1152 double d; 1153 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1154 int last_input; 1155 1156 /* Append any results to the end of the inputs */ 1157 last_input = TRACE_INPUT_IDX (data); 1158 d = sim_fpu_2d (f0); 1159 save_data (sd, data, trace_fmt_fp, sizeof (double), &d); 1160 1161 trace_results (sd, cpu, trace_idx, last_input); 1162} 1163 1164void 1165trace_result_string1 (SIM_DESC sd, 1166 sim_cpu *cpu, 1167 int trace_idx, 1168 char *s0) 1169{ 1170 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1171 int last_input; 1172 1173 /* Append any results to the end of the inputs */ 1174 last_input = TRACE_INPUT_IDX (data); 1175 save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0); 1176 1177 trace_results (sd, cpu, trace_idx, last_input); 1178} 1179 1180void 1181trace_result_word1_string1 (SIM_DESC sd, 1182 sim_cpu *cpu, 1183 int trace_idx, 1184 unsigned_word r0, 1185 char *s0) 1186{ 1187 TRACE_DATA *data = CPU_TRACE_DATA (cpu); 1188 int last_input; 1189 1190 /* Append any results to the end of the inputs */ 1191 last_input = TRACE_INPUT_IDX (data); 1192 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0); 1193 save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0); 1194 1195 trace_results (sd, cpu, trace_idx, last_input); 1196} 1197 1198void 1199trace_vprintf (SIM_DESC sd, sim_cpu *cpu, const char *fmt, va_list ap) 1200{ 1201 if (cpu != NULL) 1202 { 1203 if (TRACE_FILE (CPU_TRACE_DATA (cpu)) != NULL) 1204 vfprintf (TRACE_FILE (CPU_TRACE_DATA (cpu)), fmt, ap); 1205 else 1206 sim_io_evprintf (sd, fmt, ap); 1207 } 1208 else 1209 { 1210 if (TRACE_FILE (STATE_TRACE_DATA (sd)) != NULL) 1211 vfprintf (TRACE_FILE (STATE_TRACE_DATA (sd)), fmt, ap); 1212 else 1213 sim_io_evprintf (sd, fmt, ap); 1214 } 1215} 1216 1217/* The function trace_one_insn has been replaced by the function pair 1218 trace_prefix() + trace_generic(). It is still used. */ 1219void 1220trace_one_insn (SIM_DESC sd, sim_cpu *cpu, address_word pc, 1221 int line_p, const char *filename, int linenum, 1222 const char *phase_wo_colon, const char *fmt, 1223 ...) 1224{ 1225 va_list ap; 1226 char phase[SIZE_PHASE+2]; 1227 1228 strncpy (phase, phase_wo_colon, SIZE_PHASE); 1229 strcat (phase, ":"); 1230 1231 if (!line_p) 1232 { 1233 trace_printf (sd, cpu, "%-*s %s:%-*d 0x%.*lx ", 1234 SIZE_PHASE+1, phase, 1235 filename, 1236 SIZE_LINE_NUMBER, linenum, 1237 SIZE_PC, (long)pc); 1238 va_start (ap, fmt); 1239 trace_vprintf (sd, cpu, fmt, ap); 1240 va_end (ap); 1241 trace_printf (sd, cpu, "\n"); 1242 } 1243 else 1244 { 1245 char buf[256]; 1246 1247 buf[0] = 0; 1248 if (STATE_TEXT_SECTION (CPU_STATE (cpu)) 1249 && pc >= STATE_TEXT_START (CPU_STATE (cpu)) 1250 && pc < STATE_TEXT_END (CPU_STATE (cpu))) 1251 { 1252 const char *pc_filename = (const char *)0; 1253 const char *pc_function = (const char *)0; 1254 unsigned int pc_linenum = 0; 1255 1256 if (bfd_find_nearest_line (STATE_PROG_BFD (CPU_STATE (cpu)), 1257 STATE_TEXT_SECTION (CPU_STATE (cpu)), 1258 (struct bfd_symbol **) 0, 1259 pc - STATE_TEXT_START (CPU_STATE (cpu)), 1260 &pc_filename, &pc_function, &pc_linenum)) 1261 { 1262 char *p = buf; 1263 if (pc_linenum) 1264 { 1265 sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum); 1266 p += strlen (p); 1267 } 1268 else 1269 { 1270 sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---"); 1271 p += SIZE_LINE_NUMBER+2; 1272 } 1273 1274 if (pc_function) 1275 { 1276 sprintf (p, "%s ", pc_function); 1277 p += strlen (p); 1278 } 1279 else if (pc_filename) 1280 { 1281 char *q = (char *) strrchr (pc_filename, '/'); 1282 sprintf (p, "%s ", (q) ? q+1 : pc_filename); 1283 p += strlen (p); 1284 } 1285 1286 if (*p == ' ') 1287 *p = '\0'; 1288 } 1289 } 1290 1291 trace_printf (sd, cpu, "%-*s 0x%.*x %-*.*s ", 1292 SIZE_PHASE+1, phase, 1293 SIZE_PC, (unsigned) pc, 1294 SIZE_LOCATION, SIZE_LOCATION, buf); 1295 va_start (ap, fmt); 1296 trace_vprintf (sd, cpu, fmt, ap); 1297 va_end (ap); 1298 trace_printf (sd, cpu, "\n"); 1299 } 1300} 1301 1302void 1303trace_printf VPARAMS ((SIM_DESC sd, sim_cpu *cpu, const char *fmt, ...)) 1304{ 1305#if !defined __STDC__ && !defined ALMOST_STDC 1306 SIM_DESC sd; 1307 sim_cpu *cpu; 1308 const char *fmt; 1309#endif 1310 va_list ap; 1311 1312 VA_START (ap, fmt); 1313#if !defined __STDC__ && !defined ALMOST_STDC 1314 sd = va_arg (ap, SIM_DESC); 1315 cpu = va_arg (ap, sim_cpu *); 1316 fmt = va_arg (ap, const char *); 1317#endif 1318 1319 trace_vprintf (sd, cpu, fmt, ap); 1320 1321 va_end (ap); 1322} 1323 1324void 1325debug_printf VPARAMS ((sim_cpu *cpu, const char *fmt, ...)) 1326{ 1327#if !defined __STDC__ && !defined ALMOST_STDC 1328 sim_cpu *cpu; 1329 const char *fmt; 1330#endif 1331 va_list ap; 1332 1333 VA_START (ap, fmt); 1334#if !defined __STDC__ && !defined ALMOST_STDC 1335 cpu = va_arg (ap, sim_cpu *); 1336 fmt = va_arg (ap, const char *); 1337#endif 1338 1339 if (CPU_DEBUG_FILE (cpu) == NULL) 1340 (* STATE_CALLBACK (CPU_STATE (cpu))->evprintf_filtered) 1341 (STATE_CALLBACK (CPU_STATE (cpu)), fmt, ap); 1342 else 1343 vfprintf (CPU_DEBUG_FILE (cpu), fmt, ap); 1344 1345 va_end (ap); 1346} 1347