* armdefs.h (SYSTEMBANK): Define as USERBANK.
[deliverable/binutils-gdb.git] / sim / common / sim-trace.c
CommitLineData
c906108c
SS
1/* Simulator tracing/debugging support.
2 Copyright (C) 1997, 1998 Free Software Foundation, Inc.
3 Contributed by Cygnus Support.
4
5This file is part of GDB, the GNU debugger.
6
7This program is free software; you can redistribute it and/or modify
8it under the terms of the GNU General Public License as published by
9the Free Software Foundation; either version 2, or (at your option)
10any later version.
11
12This program is distributed in the hope that it will be useful,
13but WITHOUT ANY WARRANTY; without even the implied warranty of
14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15GNU General Public License for more details.
16
17You should have received a copy of the GNU General Public License along
18with this program; if not, write to the Free Software Foundation, Inc.,
1959 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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};
81
82static const OPTION trace_options[] =
83{
84 /* This table is organized to group related instructions together. */
85 { {"trace", optional_argument, NULL, 't'},
86 't', "on|off", "Trace useful things",
87 trace_option_handler },
88 { {"trace-insn", optional_argument, NULL, OPTION_TRACE_INSN},
89 '\0', "on|off", "Perform instruction tracing",
90 trace_option_handler },
91 { {"trace-decode", optional_argument, NULL, OPTION_TRACE_DECODE},
92 '\0', "on|off", "Trace instruction decoding",
93 trace_option_handler },
94 { {"trace-extract", optional_argument, NULL, OPTION_TRACE_EXTRACT},
95 '\0', "on|off", "Trace instruction extraction",
96 trace_option_handler },
97 { {"trace-linenum", optional_argument, NULL, OPTION_TRACE_LINENUM},
98 '\0', "on|off", "Perform line number tracing (implies --trace-insn)",
99 trace_option_handler },
100 { {"trace-memory", optional_argument, NULL, OPTION_TRACE_MEMORY},
101 '\0', "on|off", "Trace memory operations",
102 trace_option_handler },
103 { {"trace-alu", optional_argument, NULL, OPTION_TRACE_ALU},
104 '\0', "on|off", "Trace ALU operations",
105 trace_option_handler },
106 { {"trace-fpu", optional_argument, NULL, OPTION_TRACE_FPU},
107 '\0', "on|off", "Trace FPU operations",
108 trace_option_handler },
109 { {"trace-branch", optional_argument, NULL, OPTION_TRACE_BRANCH},
110 '\0', "on|off", "Trace branching",
111 trace_option_handler },
112 { {"trace-semantics", optional_argument, NULL, OPTION_TRACE_SEMANTICS},
113 '\0', "on|off", "Perform ALU, FPU, MEMORY, and BRANCH tracing",
114 trace_option_handler },
115 { {"trace-model", optional_argument, NULL, OPTION_TRACE_MODEL},
116 '\0', "on|off", "Include model performance data",
117 trace_option_handler },
118 { {"trace-core", optional_argument, NULL, OPTION_TRACE_CORE},
119 '\0', "on|off", "Trace core operations",
120 trace_option_handler },
121 { {"trace-events", optional_argument, NULL, OPTION_TRACE_EVENTS},
122 '\0', "on|off", "Trace events",
123 trace_option_handler },
124#ifdef SIM_HAVE_ADDR_RANGE
125 { {"trace-range", required_argument, NULL, OPTION_TRACE_RANGE},
126 '\0', "START,END", "Specify range of addresses for instruction tracing",
127 trace_option_handler },
128#if 0 /*wip*/
129 { {"trace-function", required_argument, NULL, OPTION_TRACE_FUNCTION},
130 '\0', "FUNCTION", "Specify function to trace",
131 trace_option_handler },
132#endif
133#endif
134 { {"trace-debug", optional_argument, NULL, OPTION_TRACE_DEBUG},
135 '\0', "on|off", "Add information useful for debugging the simulator to the tracing output",
136 trace_option_handler },
137 { {"trace-file", required_argument, NULL, OPTION_TRACE_FILE},
138 '\0', "FILE NAME", "Specify tracing output file",
139 trace_option_handler },
140 { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL }
141};
142
143/* Set/reset the trace options indicated in MASK. */
144
145static SIM_RC
146set_trace_option_mask (sd, name, mask, arg)
147 SIM_DESC sd;
148 const char *name;
149 int mask;
150 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 (sd, name, idx, arg)
226 SIM_DESC sd;
227 const char *name;
228 int idx;
229 const char *arg;
230{
231 return set_trace_option_mask (sd, name, 1 << idx, arg);
232}
233
234
235static SIM_RC
236trace_option_handler (SIM_DESC sd, sim_cpu *cpu, int opt,
237 char *arg, int is_command)
238{
239 int n;
240 int cpu_nr;
241
242 switch (opt)
243 {
244 case 't' :
245 if (! WITH_TRACE)
246 sim_io_eprintf (sd, "Tracing not compiled in, `-t' ignored\n");
247 else
248 return set_trace_option_mask (sd, "trace", TRACE_USEFUL_MASK, arg);
249 break;
250
251 case OPTION_TRACE_INSN :
252 if (WITH_TRACE_INSN_P)
253 return set_trace_option (sd, "-insn", TRACE_INSN_IDX, arg);
254 else
255 sim_io_eprintf (sd, "Instruction tracing not compiled in, `--trace-insn' ignored\n");
256 break;
257
258 case OPTION_TRACE_DECODE :
259 if (WITH_TRACE_DECODE_P)
260 return set_trace_option (sd, "-decode", TRACE_DECODE_IDX, arg);
261 else
262 sim_io_eprintf (sd, "Decode tracing not compiled in, `--trace-decode' ignored\n");
263 break;
264
265 case OPTION_TRACE_EXTRACT :
266 if (WITH_TRACE_EXTRACT_P)
267 return set_trace_option (sd, "-extract", TRACE_EXTRACT_IDX, arg);
268 else
269 sim_io_eprintf (sd, "Extract tracing not compiled in, `--trace-extract' ignored\n");
270 break;
271
272 case OPTION_TRACE_LINENUM :
273 if (WITH_TRACE_LINENUM_P && WITH_TRACE_INSN_P)
274 {
275 if (set_trace_option (sd, "-linenum", TRACE_LINENUM_IDX, arg) != SIM_RC_OK
276 || set_trace_option (sd, "-linenum", TRACE_INSN_IDX, arg) != SIM_RC_OK)
277 return SIM_RC_FAIL;
278 }
279 else
280 sim_io_eprintf (sd, "Line number or instruction tracing not compiled in, `--trace-linenum' ignored\n");
281 break;
282
283 case OPTION_TRACE_MEMORY :
284 if (WITH_TRACE_MEMORY_P)
285 return set_trace_option (sd, "-memory", TRACE_MEMORY_IDX, arg);
286 else
287 sim_io_eprintf (sd, "Memory tracing not compiled in, `--trace-memory' ignored\n");
288 break;
289
290 case OPTION_TRACE_MODEL :
291 if (WITH_TRACE_MODEL_P)
292 return set_trace_option (sd, "-model", TRACE_MODEL_IDX, arg);
293 else
294 sim_io_eprintf (sd, "Model tracing not compiled in, `--trace-model' ignored\n");
295 break;
296
297 case OPTION_TRACE_ALU :
298 if (WITH_TRACE_ALU_P)
299 return set_trace_option (sd, "-alu", TRACE_ALU_IDX, arg);
300 else
301 sim_io_eprintf (sd, "ALU tracing not compiled in, `--trace-alu' ignored\n");
302 break;
303
304 case OPTION_TRACE_CORE :
305 if (WITH_TRACE_CORE_P)
306 return set_trace_option (sd, "-core", TRACE_CORE_IDX, arg);
307 else
308 sim_io_eprintf (sd, "CORE tracing not compiled in, `--trace-core' ignored\n");
309 break;
310
311 case OPTION_TRACE_EVENTS :
312 if (WITH_TRACE_EVENTS_P)
313 return set_trace_option (sd, "-events", TRACE_EVENTS_IDX, arg);
314 else
315 sim_io_eprintf (sd, "EVENTS tracing not compiled in, `--trace-events' ignored\n");
316 break;
317
318 case OPTION_TRACE_FPU :
319 if (WITH_TRACE_FPU_P)
320 return set_trace_option (sd, "-fpu", TRACE_FPU_IDX, arg);
321 else
322 sim_io_eprintf (sd, "FPU tracing not compiled in, `--trace-fpu' ignored\n");
323 break;
324
325 case OPTION_TRACE_BRANCH :
326 if (WITH_TRACE_BRANCH_P)
327 return set_trace_option (sd, "-branch", TRACE_BRANCH_IDX, arg);
328 else
329 sim_io_eprintf (sd, "Branch tracing not compiled in, `--trace-branch' ignored\n");
330 break;
331
332 case OPTION_TRACE_SEMANTICS :
333 if (WITH_TRACE_ALU_P
334 && WITH_TRACE_FPU_P
335 && WITH_TRACE_MEMORY_P
336 && WITH_TRACE_BRANCH_P)
337 {
338 if (set_trace_option (sd, "-semantics", TRACE_ALU_IDX, arg) != SIM_RC_OK
339 || set_trace_option (sd, "-semantics", TRACE_FPU_IDX, arg) != SIM_RC_OK
340 || set_trace_option (sd, "-semantics", TRACE_MEMORY_IDX, arg) != SIM_RC_OK
341 || set_trace_option (sd, "-semantics", TRACE_BRANCH_IDX, arg) != SIM_RC_OK)
342 return SIM_RC_FAIL;
343 }
344 else
345 sim_io_eprintf (sd, "Alu, fpu, memory, and/or branch tracing not compiled in, `--trace-semantics' ignored\n");
346 break;
347
348#ifdef SIM_HAVE_ADDR_RANGE
349 case OPTION_TRACE_RANGE :
350 if (WITH_TRACE)
351 {
352 char *chp = arg;
353 unsigned long start,end;
354 start = strtoul (chp, &chp, 0);
355 if (*chp != ',')
356 {
357 sim_io_eprintf (sd, "--trace-range missing END argument\n");
358 return SIM_RC_FAIL;
359 }
360 end = strtoul (chp + 1, NULL, 0);
361 /* FIXME: Argument validation. */
362 if (cpu != NULL)
363 sim_addr_range_add (TRACE_RANGE (CPU_PROFILE_DATA (cpu)),
364 start, end);
365 else
366 for (cpu_nr = 0; cpu_nr < MAX_NR_PROCESSORS; ++cpu_nr)
367 sim_addr_range_add (TRACE_RANGE (CPU_TRACE_DATA (STATE_CPU (sd, cpu_nr))),
368 start, end);
369 }
370 else
371 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-range' ignored\n");
372 break;
373
374 case OPTION_TRACE_FUNCTION :
375 if (WITH_TRACE)
376 {
377 /*wip: need to compute function range given name*/
378 }
379 else
380 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-function' ignored\n");
381 break;
382#endif /* SIM_HAVE_ADDR_RANGE */
383
384 case OPTION_TRACE_DEBUG :
385 if (WITH_TRACE_DEBUG_P)
386 return set_trace_option (sd, "-debug", TRACE_DEBUG_IDX, arg);
387 else
388 sim_io_eprintf (sd, "Tracing debug support not compiled in, `--trace-debug' ignored\n");
389 break;
390
391 case OPTION_TRACE_FILE :
392 if (! WITH_TRACE)
393 sim_io_eprintf (sd, "Tracing not compiled in, `--trace-file' ignored\n");
394 else
395 {
396 FILE *f = fopen (arg, "w");
397
398 if (f == NULL)
399 {
400 sim_io_eprintf (sd, "Unable to open trace output file `%s'\n", arg);
401 return SIM_RC_FAIL;
402 }
403 for (n = 0; n < MAX_NR_PROCESSORS; ++n)
404 TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, n))) = f;
405 TRACE_FILE (STATE_TRACE_DATA (sd)) = f;
406 }
407 break;
408 }
409
410 return SIM_RC_OK;
411}
412\f
413/* Install tracing support. */
414
415SIM_RC
416trace_install (SIM_DESC sd)
417{
418 int i;
419
420 SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
421
422 sim_add_option_table (sd, NULL, trace_options);
423 memset (STATE_TRACE_DATA (sd), 0, sizeof (* STATE_TRACE_DATA (sd)));
424 for (i = 0; i < MAX_NR_PROCESSORS; ++i)
425 memset (CPU_TRACE_DATA (STATE_CPU (sd, i)), 0,
426 sizeof (* CPU_TRACE_DATA (STATE_CPU (sd, i))));
427 sim_module_add_init_fn (sd, trace_init);
428 sim_module_add_uninstall_fn (sd, trace_uninstall);
429 return SIM_RC_OK;
430}
431
432static SIM_RC
433trace_init (SIM_DESC sd)
434{
435#ifdef SIM_HAVE_ADDR_RANGE
436 /* Check if a range has been specified without specifying what to
437 collect. */
438 {
439 int i;
440
441 for (i = 0; i < MAX_NR_PROCESSORS; ++i)
442 {
443 sim_cpu *cpu = STATE_CPU (sd, i);
444
445 if (ADDR_RANGE_RANGES (TRACE_RANGE (CPU_TRACE_DATA (cpu)))
446 && ! TRACE_INSN_P (cpu))
447 {
448 sim_io_eprintf_cpu (cpu, "Tracing address range specified without --trace-insn.\n");
449 sim_io_eprintf_cpu (cpu, "Address range ignored.\n");
450 sim_addr_range_delete (TRACE_RANGE (CPU_TRACE_DATA (cpu)),
451 0, ~ (address_word) 0);
452 }
453 }
454 }
455#endif
456
457 return SIM_RC_OK;
458}
459
460static void
461trace_uninstall (SIM_DESC sd)
462{
463 int i,j;
464 FILE *sfile = TRACE_FILE (STATE_TRACE_DATA (sd));
465
466 if (sfile != NULL)
467 fclose (sfile);
468
469 for (i = 0; i < MAX_NR_PROCESSORS; ++i)
470 {
471 FILE *cfile = TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, i)));
472 if (cfile != NULL && cfile != sfile)
473 {
474 /* If output from different cpus is going to the same file,
475 avoid closing the file twice. */
476 for (j = 0; j < i; ++j)
477 if (TRACE_FILE (CPU_TRACE_DATA (STATE_CPU (sd, j))) == cfile)
478 break;
479 if (i == j)
480 fclose (cfile);
481 }
482 }
483}
484\f
485typedef enum {
486 trace_fmt_invalid,
487 trace_fmt_word,
488 trace_fmt_fp,
489 trace_fmt_fpu,
490 trace_fmt_string,
491 trace_fmt_bool,
492 trace_fmt_addr,
493 trace_fmt_instruction_incomplete,
494} data_fmt;
495
496/* compute the nr of trace data units consumed by data */
497static int
498save_data_size (TRACE_DATA *data,
499 long size)
500{
501 return ((size + sizeof (TRACE_INPUT_DATA (data) [0]) - 1)
502 / sizeof (TRACE_INPUT_DATA (data) [0]));
503}
504
505
506/* Archive DATA into the trace buffer */
507static void
508save_data (SIM_DESC sd,
509 TRACE_DATA *data,
510 data_fmt fmt,
511 long size,
512 void *buf)
513{
514 int i = TRACE_INPUT_IDX (data);
515 if (i == sizeof (TRACE_INPUT_FMT (data)))
516 sim_io_error (sd, "trace buffer overflow");
517 TRACE_INPUT_FMT (data) [i] = fmt;
518 TRACE_INPUT_SIZE (data) [i] = size;
519 memcpy (&TRACE_INPUT_DATA (data) [i], buf, size);
520 i += save_data_size (data, size);
521 TRACE_INPUT_IDX (data) = i;
522}
523
524static void
525print_data (SIM_DESC sd,
526 sim_cpu *cpu,
527 data_fmt fmt,
528 long size,
529 void *data)
530{
531 switch (fmt)
532 {
533 case trace_fmt_instruction_incomplete:
534 trace_printf (sd, cpu, " (instruction incomplete)");
535 break;
536 case trace_fmt_word:
537 case trace_fmt_addr:
538 {
539 switch (size)
540 {
541 case sizeof (unsigned32):
542 trace_printf (sd, cpu, " 0x%08lx", (long) * (unsigned32*) data);
543 break;
544 case sizeof (unsigned64):
545 trace_printf (sd, cpu, " 0x%08lx%08lx",
546 (long) ((* (unsigned64*) data) >> 32),
547 (long) * (unsigned64*) data);
548 break;
549 default:
550 abort ();
551 }
552 break;
553 }
554 case trace_fmt_bool:
555 {
556 SIM_ASSERT (size == sizeof (int));
557 trace_printf (sd, cpu, " %-8s",
558 (* (int*) data) ? "true" : "false");
559 break;
560 }
561 case trace_fmt_fp:
562 {
563 sim_fpu fp;
564 switch (size)
565 {
566 /* FIXME: Assumes sizeof float == 4; sizeof double == 8 */
567 case 4:
568 sim_fpu_32to (&fp, *(unsigned32*)data);
569 break;
570 case 8:
571 sim_fpu_64to (&fp, *(unsigned64*)data);
572 break;
573 default:
574 abort ();
575 }
576 trace_printf (sd, cpu, " %8g", sim_fpu_2d (&fp));
577 switch (size)
578 {
579 case 4:
580 trace_printf (sd, cpu, " (0x%08lx)",
581 (long) *(unsigned32*)data);
582 break;
583 case 8:
584 trace_printf (sd, cpu, " (0x%08lx%08lx)",
585 (long) (*(unsigned64*)data >> 32),
586 (long) (*(unsigned64*)data));
587 break;
588 default:
589 abort ();
590 }
591 break;
592 }
593 case trace_fmt_fpu:
594 /* FIXME: At present sim_fpu data is stored as a double */
595 trace_printf (sd, cpu, " %8g", * (double*) data);
596 break;
597 case trace_fmt_string:
598 trace_printf (sd, cpu, " %-8s", (char*) data);
599 break;
600 default:
601 abort ();
602 }
603}
604
605static const char *
606trace_idx_to_str (int trace_idx)
607{
608 static char num[8];
609 switch (trace_idx)
610 {
611 case TRACE_ALU_IDX: return "alu: ";
612 case TRACE_INSN_IDX: return "insn: ";
613 case TRACE_DECODE_IDX: return "decode: ";
614 case TRACE_EXTRACT_IDX: return "extract: ";
615 case TRACE_MEMORY_IDX: return "memory: ";
616 case TRACE_CORE_IDX: return "core: ";
617 case TRACE_EVENTS_IDX: return "events: ";
618 case TRACE_FPU_IDX: return "fpu: ";
619 case TRACE_BRANCH_IDX: return "branch: ";
620 default:
621 sprintf (num, "?%d?", trace_idx);
622 return num;
623 }
624}
625
626static void
627trace_results (SIM_DESC sd,
628 sim_cpu *cpu,
629 int trace_idx,
630 int last_input)
631{
632 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
633 int nr_out;
634 int i;
635
636 /* cross check trace_idx against TRACE_IDX (data)? */
637
638 /* prefix */
639 trace_printf (sd, cpu, "%s %s",
640 trace_idx_to_str (TRACE_IDX (data)),
641 TRACE_PREFIX (data));
642 TRACE_IDX (data) = 0;
643
644 for (i = 0, nr_out = 0;
645 i < TRACE_INPUT_IDX (data);
646 i += save_data_size (data, TRACE_INPUT_SIZE (data) [i]), nr_out++)
647 {
648 if (i == last_input)
649 {
650 int pad = (strlen (" 0x") + sizeof (unsigned_word) * 2);
651 int padding = pad * (3 - nr_out);
652 if (padding < 0)
653 padding = 0;
654 padding += strlen (" ::");
655 trace_printf (sd, cpu, "%*s", padding, " ::");
656 }
657 print_data (sd, cpu,
658 TRACE_INPUT_FMT (data) [i],
659 TRACE_INPUT_SIZE (data) [i],
660 &TRACE_INPUT_DATA (data) [i]);
661 }
662 trace_printf (sd, cpu, "\n");
663}
664
665void
666trace_prefix (SIM_DESC sd,
667 sim_cpu *cpu,
668 sim_cia cia,
669 address_word pc,
670 int line_p,
671 const char *filename,
672 int linenum,
673 const char *fmt,
674 ...)
675{
676 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
677 va_list ap;
678 char *prefix = TRACE_PREFIX (data);
679 char *chp;
680 /* FIXME: The TRACE_PREFIX_WIDTH should be determined at build time using
681 known information about the disassembled instructions. */
682#ifndef TRACE_PREFIX_WIDTH
683#define TRACE_PREFIX_WIDTH 48
684#endif
685 int width = TRACE_PREFIX_WIDTH;
686
687 /* if the previous trace data wasn't flushed, flush it now with a
688 note indicating that the trace was incomplete. */
689 if (TRACE_IDX (data) != 0)
690 {
691 int last_input = TRACE_INPUT_IDX (data);
692 save_data (sd, data, trace_fmt_instruction_incomplete, 1, "");
693 trace_results (sd, cpu, TRACE_IDX (data), last_input);
694 }
695 TRACE_IDX (data) = 0;
696 TRACE_INPUT_IDX (data) = 0;
697
698 /* Create the text prefix for this new instruction: */
699 if (!line_p)
700 {
701 if (filename)
702 {
703 sprintf (prefix, "%s:%-*d 0x%.*lx ",
704 filename,
705 SIZE_LINE_NUMBER, linenum,
706 SIZE_PC, (long) pc);
707 }
708 else
709 {
710 sprintf (prefix, "0x%.*lx ",
711 SIZE_PC, (long) pc);
712 /* Shrink the width by the amount that we didn't print. */
713 width -= SIZE_LINE_NUMBER + SIZE_PC + 8;
714 }
715 chp = strchr (prefix, '\0');
716 va_start (ap, fmt);
717 vsprintf (chp, fmt, ap);
718 va_end (ap);
719 }
720 else
721 {
722 char buf[256];
723 buf[0] = 0;
724 if (STATE_TEXT_SECTION (CPU_STATE (cpu))
725 && pc >= STATE_TEXT_START (CPU_STATE (cpu))
726 && pc < STATE_TEXT_END (CPU_STATE (cpu)))
727 {
728 const char *pc_filename = (const char *)0;
729 const char *pc_function = (const char *)0;
730 unsigned int pc_linenum = 0;
731 bfd *abfd;
732 asymbol **asymbols;
733
734 abfd = STATE_PROG_BFD (CPU_STATE (cpu));
735 asymbols = STATE_PROG_SYMS (CPU_STATE (cpu));
736 if (asymbols == NULL)
737 {
738 long symsize;
739 long symbol_count;
740
741 symsize = bfd_get_symtab_upper_bound (abfd);
742 if (symsize < 0)
743 {
744 sim_engine_abort (sd, cpu, cia, "could not read symbols");
745 }
746 asymbols = (asymbol **) xmalloc (symsize);
747 symbol_count = bfd_canonicalize_symtab (abfd, asymbols);
748 if (symbol_count < 0)
749 {
750 sim_engine_abort (sd, cpu, cia, "could not canonicalize symbols");
751 }
752 STATE_PROG_SYMS (CPU_STATE (cpu)) = asymbols;
753 }
754
755 if (bfd_find_nearest_line (abfd,
756 STATE_TEXT_SECTION (CPU_STATE (cpu)),
757 asymbols,
758 pc - STATE_TEXT_START (CPU_STATE (cpu)),
759 &pc_filename, &pc_function, &pc_linenum))
760 {
761 char *p = buf;
762 if (pc_linenum)
763 {
764 sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum);
765 p += strlen (p);
766 }
767 else
768 {
769 sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---");
770 p += SIZE_LINE_NUMBER+2;
771 }
772
773 if (pc_function)
774 {
775 sprintf (p, "%s ", pc_function);
776 p += strlen (p);
777 }
778 else if (pc_filename)
779 {
780 char *q = (char *) strrchr (pc_filename, '/');
781 sprintf (p, "%s ", (q) ? q+1 : pc_filename);
782 p += strlen (p);
783 }
784
785 if (*p == ' ')
786 *p = '\0';
787 }
788 }
789
790 sprintf (prefix, "0x%.*x %-*.*s ",
791 SIZE_PC, (unsigned) pc,
792 SIZE_LOCATION, SIZE_LOCATION, buf);
793 chp = strchr (prefix, '\0');
794 va_start (ap, fmt);
795 vsprintf (chp, fmt, ap);
796 va_end (ap);
797 }
798
799 /* Pad it out to TRACE_PREFIX_WIDTH. */
800 chp = strchr (prefix, '\0');
801 if (chp - prefix < width)
802 {
803 memset (chp, ' ', width - (chp - prefix));
804 chp = &prefix [width];
805 *chp = '\0';
806 }
807 strcpy (chp, " -");
808
809 /* check that we've not over flowed the prefix buffer */
810 if (strlen (prefix) >= sizeof (TRACE_PREFIX (data)))
811 abort ();
812}
813
814void
815trace_generic (SIM_DESC sd,
816 sim_cpu *cpu,
817 int trace_idx,
818 const char *fmt,
819 ...)
820{
821 va_list ap;
822 trace_printf (sd, cpu, "%s %s",
823 trace_idx_to_str (trace_idx),
824 TRACE_PREFIX (CPU_TRACE_DATA (cpu)));
825 va_start (ap, fmt);
826 trace_vprintf (sd, cpu, fmt, ap);
827 va_end (ap);
828 trace_printf (sd, cpu, "\n");
829}
830
831void
832trace_input0 (SIM_DESC sd,
833 sim_cpu *cpu,
834 int trace_idx)
835{
836 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
837 TRACE_IDX (data) = trace_idx;
838}
839
840void
841trace_input_word1 (SIM_DESC sd,
842 sim_cpu *cpu,
843 int trace_idx,
844 unsigned_word d0)
845{
846 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
847 TRACE_IDX (data) = trace_idx;
848 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0);
849}
850
851void
852trace_input_word2 (SIM_DESC sd,
853 sim_cpu *cpu,
854 int trace_idx,
855 unsigned_word d0,
856 unsigned_word d1)
857{
858 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
859 TRACE_IDX (data) = trace_idx;
860 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0);
861 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1);
862}
863
864void
865trace_input_word3 (SIM_DESC sd,
866 sim_cpu *cpu,
867 int trace_idx,
868 unsigned_word d0,
869 unsigned_word d1,
870 unsigned_word d2)
871{
872 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
873 TRACE_IDX (data) = trace_idx;
874 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d0);
875 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d1);
876 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &d2);
877}
878
879void
880trace_input_word4 (SIM_DESC sd,
881 sim_cpu *cpu,
882 int trace_idx,
883 unsigned_word d0,
884 unsigned_word d1,
885 unsigned_word d2,
886 unsigned_word d3)
887{
888 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
889 TRACE_IDX (data) = trace_idx;
890 save_data (sd, data, trace_fmt_word, sizeof (d0), &d0);
891 save_data (sd, data, trace_fmt_word, sizeof (d1), &d1);
892 save_data (sd, data, trace_fmt_word, sizeof (d2), &d2);
893 save_data (sd, data, trace_fmt_word, sizeof (d3), &d3);
894}
895
896void
897trace_input_bool1 (SIM_DESC sd,
898 sim_cpu *cpu,
899 int trace_idx,
900 int d0)
901{
902 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
903 TRACE_IDX (data) = trace_idx;
904 save_data (sd, data, trace_fmt_bool, sizeof (d0), &d0);
905}
906
907void
908trace_input_addr1 (SIM_DESC sd,
909 sim_cpu *cpu,
910 int trace_idx,
911 address_word d0)
912{
913 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
914 TRACE_IDX (data) = trace_idx;
915 save_data (sd, data, trace_fmt_addr, sizeof (d0), &d0);
916}
917
918void
919trace_input_fp1 (SIM_DESC sd,
920 sim_cpu *cpu,
921 int trace_idx,
922 fp_word f0)
923{
924 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
925 TRACE_IDX (data) = trace_idx;
926 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0);
927}
928
929void
930trace_input_fp2 (SIM_DESC sd,
931 sim_cpu *cpu,
932 int trace_idx,
933 fp_word f0,
934 fp_word f1)
935{
936 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
937 TRACE_IDX (data) = trace_idx;
938 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0);
939 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1);
940}
941
942void
943trace_input_fp3 (SIM_DESC sd,
944 sim_cpu *cpu,
945 int trace_idx,
946 fp_word f0,
947 fp_word f1,
948 fp_word f2)
949{
950 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
951 TRACE_IDX (data) = trace_idx;
952 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0);
953 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f1);
954 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f2);
955}
956
957void
958trace_input_fpu1 (SIM_DESC sd,
959 sim_cpu *cpu,
960 int trace_idx,
961 sim_fpu *f0)
962{
963 double d;
964 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
965 TRACE_IDX (data) = trace_idx;
966 d = sim_fpu_2d (f0);
967 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
968}
969
970void
971trace_input_fpu2 (SIM_DESC sd,
972 sim_cpu *cpu,
973 int trace_idx,
974 sim_fpu *f0,
975 sim_fpu *f1)
976{
977 double d;
978 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
979 TRACE_IDX (data) = trace_idx;
980 d = sim_fpu_2d (f0);
981 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
982 d = sim_fpu_2d (f1);
983 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
984}
985
986void
987trace_input_fpu3 (SIM_DESC sd,
988 sim_cpu *cpu,
989 int trace_idx,
990 sim_fpu *f0,
991 sim_fpu *f1,
992 sim_fpu *f2)
993{
994 double d;
995 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
996 TRACE_IDX (data) = trace_idx;
997 d = sim_fpu_2d (f0);
998 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
999 d = sim_fpu_2d (f1);
1000 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
1001 d = sim_fpu_2d (f2);
1002 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
1003}
1004
1005void
1006trace_result_word1 (SIM_DESC sd,
1007 sim_cpu *cpu,
1008 int trace_idx,
1009 unsigned_word r0)
1010{
1011 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1012 int last_input;
1013
1014 /* Append any results to the end of the inputs */
1015 last_input = TRACE_INPUT_IDX (data);
1016 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0);
1017
1018 trace_results (sd, cpu, trace_idx, last_input);
1019}
1020
1021void
1022trace_result0 (SIM_DESC sd,
1023 sim_cpu *cpu,
1024 int trace_idx)
1025{
1026 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1027 int last_input;
1028
1029 /* Append any results to the end of the inputs */
1030 last_input = TRACE_INPUT_IDX (data);
1031
1032 trace_results (sd, cpu, trace_idx, last_input);
1033}
1034
1035void
1036trace_result_word2 (SIM_DESC sd,
1037 sim_cpu *cpu,
1038 int trace_idx,
1039 unsigned_word r0,
1040 unsigned_word r1)
1041{
1042 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1043 int last_input;
1044
1045 /* Append any results to the end of the inputs */
1046 last_input = TRACE_INPUT_IDX (data);
1047 save_data (sd, data, trace_fmt_word, sizeof (r0), &r0);
1048 save_data (sd, data, trace_fmt_word, sizeof (r1), &r1);
1049
1050 trace_results (sd, cpu, trace_idx, last_input);
1051}
1052
1053void
1054trace_result_word4 (SIM_DESC sd,
1055 sim_cpu *cpu,
1056 int trace_idx,
1057 unsigned_word r0,
1058 unsigned_word r1,
1059 unsigned_word r2,
1060 unsigned_word r3)
1061{
1062 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1063 int last_input;
1064
1065 /* Append any results to the end of the inputs */
1066 last_input = TRACE_INPUT_IDX (data);
1067 save_data (sd, data, trace_fmt_word, sizeof (r0), &r0);
1068 save_data (sd, data, trace_fmt_word, sizeof (r1), &r1);
1069 save_data (sd, data, trace_fmt_word, sizeof (r2), &r2);
1070 save_data (sd, data, trace_fmt_word, sizeof (r3), &r3);
1071
1072 trace_results (sd, cpu, trace_idx, last_input);
1073}
1074
1075void
1076trace_result_bool1 (SIM_DESC sd,
1077 sim_cpu *cpu,
1078 int trace_idx,
1079 int r0)
1080{
1081 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1082 int last_input;
1083
1084 /* Append any results to the end of the inputs */
1085 last_input = TRACE_INPUT_IDX (data);
1086 save_data (sd, data, trace_fmt_bool, sizeof (r0), &r0);
1087
1088 trace_results (sd, cpu, trace_idx, last_input);
1089}
1090
1091void
1092trace_result_addr1 (SIM_DESC sd,
1093 sim_cpu *cpu,
1094 int trace_idx,
1095 address_word r0)
1096{
1097 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1098 int last_input;
1099
1100 /* Append any results to the end of the inputs */
1101 last_input = TRACE_INPUT_IDX (data);
1102 save_data (sd, data, trace_fmt_addr, sizeof (r0), &r0);
1103
1104 trace_results (sd, cpu, trace_idx, last_input);
1105}
1106
1107void
1108trace_result_fp1 (SIM_DESC sd,
1109 sim_cpu *cpu,
1110 int trace_idx,
1111 fp_word f0)
1112{
1113 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1114 int last_input;
1115
1116 /* Append any results to the end of the inputs */
1117 last_input = TRACE_INPUT_IDX (data);
1118 save_data (sd, data, trace_fmt_fp, sizeof (fp_word), &f0);
1119
1120 trace_results (sd, cpu, trace_idx, last_input);
1121}
1122
1123void
1124trace_result_fp2 (SIM_DESC sd,
1125 sim_cpu *cpu,
1126 int trace_idx,
1127 fp_word f0,
1128 fp_word f1)
1129{
1130 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1131 int last_input;
1132
1133 /* Append any results to the end of the inputs */
1134 last_input = TRACE_INPUT_IDX (data);
1135 save_data (sd, data, trace_fmt_fp, sizeof (f0), &f0);
1136 save_data (sd, data, trace_fmt_fp, sizeof (f1), &f1);
1137
1138 trace_results (sd, cpu, trace_idx, last_input);
1139}
1140
1141void
1142trace_result_fpu1 (SIM_DESC sd,
1143 sim_cpu *cpu,
1144 int trace_idx,
1145 sim_fpu *f0)
1146{
1147 double d;
1148 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1149 int last_input;
1150
1151 /* Append any results to the end of the inputs */
1152 last_input = TRACE_INPUT_IDX (data);
1153 d = sim_fpu_2d (f0);
1154 save_data (sd, data, trace_fmt_fp, sizeof (double), &d);
1155
1156 trace_results (sd, cpu, trace_idx, last_input);
1157}
1158
1159void
1160trace_result_string1 (SIM_DESC sd,
1161 sim_cpu *cpu,
1162 int trace_idx,
1163 char *s0)
1164{
1165 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1166 int last_input;
1167
1168 /* Append any results to the end of the inputs */
1169 last_input = TRACE_INPUT_IDX (data);
1170 save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0);
1171
1172 trace_results (sd, cpu, trace_idx, last_input);
1173}
1174
1175void
1176trace_result_word1_string1 (SIM_DESC sd,
1177 sim_cpu *cpu,
1178 int trace_idx,
1179 unsigned_word r0,
1180 char *s0)
1181{
1182 TRACE_DATA *data = CPU_TRACE_DATA (cpu);
1183 int last_input;
1184
1185 /* Append any results to the end of the inputs */
1186 last_input = TRACE_INPUT_IDX (data);
1187 save_data (sd, data, trace_fmt_word, sizeof (unsigned_word), &r0);
1188 save_data (sd, data, trace_fmt_string, strlen (s0) + 1, s0);
1189
1190 trace_results (sd, cpu, trace_idx, last_input);
1191}
1192\f
1193void
1194trace_vprintf (SIM_DESC sd, sim_cpu *cpu, const char *fmt, va_list ap)
1195{
1196 if (cpu != NULL)
1197 {
1198 if (TRACE_FILE (CPU_TRACE_DATA (cpu)) != NULL)
1199 vfprintf (TRACE_FILE (CPU_TRACE_DATA (cpu)), fmt, ap);
1200 else
1201 sim_io_evprintf (sd, fmt, ap);
1202 }
1203 else
1204 {
1205 if (TRACE_FILE (STATE_TRACE_DATA (sd)) != NULL)
1206 vfprintf (TRACE_FILE (STATE_TRACE_DATA (sd)), fmt, ap);
1207 else
1208 sim_io_evprintf (sd, fmt, ap);
1209 }
1210}
1211
1212/* The function trace_one_insn has been replaced by the function pair
1213 trace_prefix() + trace_generic(). It is still used. */
1214void
1215trace_one_insn (SIM_DESC sd, sim_cpu *cpu, address_word pc,
1216 int line_p, const char *filename, int linenum,
1217 const char *phase_wo_colon, const char *fmt,
1218 ...)
1219{
1220 va_list ap;
1221 char phase[SIZE_PHASE+2];
1222
1223 strncpy (phase, phase_wo_colon, SIZE_PHASE);
1224 strcat (phase, ":");
1225
1226 if (!line_p)
1227 {
1228 trace_printf (sd, cpu, "%-*s %s:%-*d 0x%.*lx ",
1229 SIZE_PHASE+1, phase,
1230 filename,
1231 SIZE_LINE_NUMBER, linenum,
1232 SIZE_PC, (long)pc);
1233 va_start (ap, fmt);
1234 trace_vprintf (sd, cpu, fmt, ap);
1235 va_end (ap);
1236 trace_printf (sd, cpu, "\n");
1237 }
1238 else
1239 {
1240 char buf[256];
1241
1242 buf[0] = 0;
1243 if (STATE_TEXT_SECTION (CPU_STATE (cpu))
1244 && pc >= STATE_TEXT_START (CPU_STATE (cpu))
1245 && pc < STATE_TEXT_END (CPU_STATE (cpu)))
1246 {
1247 const char *pc_filename = (const char *)0;
1248 const char *pc_function = (const char *)0;
1249 unsigned int pc_linenum = 0;
1250
1251 if (bfd_find_nearest_line (STATE_PROG_BFD (CPU_STATE (cpu)),
1252 STATE_TEXT_SECTION (CPU_STATE (cpu)),
1253 (struct symbol_cache_entry **) 0,
1254 pc - STATE_TEXT_START (CPU_STATE (cpu)),
1255 &pc_filename, &pc_function, &pc_linenum))
1256 {
1257 char *p = buf;
1258 if (pc_linenum)
1259 {
1260 sprintf (p, "#%-*d ", SIZE_LINE_NUMBER, pc_linenum);
1261 p += strlen (p);
1262 }
1263 else
1264 {
1265 sprintf (p, "%-*s ", SIZE_LINE_NUMBER+1, "---");
1266 p += SIZE_LINE_NUMBER+2;
1267 }
1268
1269 if (pc_function)
1270 {
1271 sprintf (p, "%s ", pc_function);
1272 p += strlen (p);
1273 }
1274 else if (pc_filename)
1275 {
1276 char *q = (char *) strrchr (pc_filename, '/');
1277 sprintf (p, "%s ", (q) ? q+1 : pc_filename);
1278 p += strlen (p);
1279 }
1280
1281 if (*p == ' ')
1282 *p = '\0';
1283 }
1284 }
1285
1286 trace_printf (sd, cpu, "%-*s 0x%.*x %-*.*s ",
1287 SIZE_PHASE+1, phase,
1288 SIZE_PC, (unsigned) pc,
1289 SIZE_LOCATION, SIZE_LOCATION, buf);
1290 va_start (ap, fmt);
1291 trace_vprintf (sd, cpu, fmt, ap);
1292 va_end (ap);
1293 trace_printf (sd, cpu, "\n");
1294 }
1295}
1296
1297void
1298trace_printf VPARAMS ((SIM_DESC sd, sim_cpu *cpu, const char *fmt, ...))
1299{
1300#if !defined __STDC__ && !defined ALMOST_STDC
1301 SIM_DESC sd;
1302 sim_cpu *cpu;
1303 const char *fmt;
1304#endif
1305 va_list ap;
1306
1307 VA_START (ap, fmt);
1308#if !defined __STDC__ && !defined ALMOST_STDC
1309 sd = va_arg (ap, SIM_DESC);
1310 cpu = va_arg (ap, sim_cpu *);
1311 fmt = va_arg (ap, const char *);
1312#endif
1313
1314 trace_vprintf (sd, cpu, fmt, ap);
1315
1316 va_end (ap);
1317}
1318
1319void
1320debug_printf VPARAMS ((sim_cpu *cpu, const char *fmt, ...))
1321{
1322#if !defined __STDC__ && !defined ALMOST_STDC
1323 sim_cpu *cpu;
1324 const char *fmt;
1325#endif
1326 va_list ap;
1327
1328 VA_START (ap, fmt);
1329#if !defined __STDC__ && !defined ALMOST_STDC
1330 cpu = va_arg (ap, sim_cpu *);
1331 fmt = va_arg (ap, const char *);
1332#endif
1333
1334 if (CPU_DEBUG_FILE (cpu) == NULL)
1335 (* STATE_CALLBACK (CPU_STATE (cpu))->evprintf_filtered)
1336 (STATE_CALLBACK (CPU_STATE (cpu)), fmt, ap);
1337 else
1338 vfprintf (CPU_DEBUG_FILE (cpu), fmt, ap);
1339
1340 va_end (ap);
1341}
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