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c967f187 | 1 | /* Default profiling support. |
3910fb4a | 2 | Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. |
c967f187 DE |
3 | Contributed by Cygnus Support. |
4 | ||
5 | This file is part of GDB, the GNU debugger. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License along | |
18 | with this program; if not, write to the Free Software Foundation, Inc., | |
19 | 59 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" | |
8cc6a83b DE |
24 | #include "sim-assert.h" |
25 | ||
26 | #ifdef HAVE_STDLIB_H | |
27 | #include <stdlib.h> | |
28 | #endif | |
29 | ||
30 | #ifdef HAVE_STRING_H | |
31 | #include <string.h> | |
32 | #else | |
33 | #ifdef HAVE_STRINGS_H | |
34 | #include <strings.h> | |
35 | #endif | |
36 | #endif | |
c967f187 | 37 | |
2317a499 DE |
38 | #define COMMAS(n) sim_add_commas (comma_buf, sizeof (comma_buf), (n)) |
39 | ||
c967f187 DE |
40 | static MODULE_UNINSTALL_FN profile_uninstall; |
41 | ||
8cc6a83b | 42 | #if WITH_PROFILE_INSN_P || WITH_PROFILE_MEMORY_P || WITH_PROFILE_CORE_P || WITH_PROFILE_PC_P |
c967f187 | 43 | static void print_bar (SIM_DESC, unsigned int, unsigned int, unsigned int); |
8cc6a83b | 44 | #endif |
c967f187 DE |
45 | |
46 | static DECLARE_OPTION_HANDLER (profile_option_handler); | |
47 | ||
8cc6a83b DE |
48 | #define OPTION_PROFILE_INSN (OPTION_START + 0) |
49 | #define OPTION_PROFILE_MEMORY (OPTION_START + 1) | |
50 | #define OPTION_PROFILE_MODEL (OPTION_START + 2) | |
51 | #define OPTION_PROFILE_FILE (OPTION_START + 3) | |
52 | #define OPTION_PROFILE_RANGE (OPTION_START + 4) | |
53 | #define OPTION_PROFILE_CORE (OPTION_START + 5) | |
54 | #define OPTION_PROFILE_PC (OPTION_START + 6) | |
55 | #define OPTION_PROFILE_PC_RANGE (OPTION_START + 7) | |
56 | #define OPTION_PROFILE_PC_GRANULARITY (OPTION_START + 8) | |
c967f187 DE |
57 | |
58 | static const OPTION profile_options[] = { | |
59 | { {"profile", no_argument, NULL, 'p'}, | |
60 | 'p', NULL, "Perform profiling", | |
61 | profile_option_handler }, | |
62 | { {"profile-insn", no_argument, NULL, OPTION_PROFILE_INSN}, | |
63 | '\0', NULL, "Perform instruction profiling", | |
64 | profile_option_handler }, | |
65 | { {"profile-memory", no_argument, NULL, OPTION_PROFILE_MEMORY}, | |
66 | '\0', NULL, "Perform memory profiling", | |
67 | profile_option_handler }, | |
8cc6a83b DE |
68 | { {"profile-core", no_argument, NULL, OPTION_PROFILE_CORE}, |
69 | '\0', NULL, "Perform CORE profiling", | |
70 | profile_option_handler }, | |
c967f187 DE |
71 | { {"profile-model", no_argument, NULL, OPTION_PROFILE_MODEL}, |
72 | '\0', NULL, "Perform model profiling", | |
73 | profile_option_handler }, | |
8cc6a83b | 74 | |
c967f187 DE |
75 | { {"profile-file", required_argument, NULL, OPTION_PROFILE_FILE}, |
76 | '\0', "FILE NAME", "Specify profile output file", | |
77 | profile_option_handler }, | |
8cc6a83b DE |
78 | |
79 | { {"profile-pc", no_argument, NULL, OPTION_PROFILE_PC}, | |
80 | '\0', NULL, "Perform PC profiling", | |
81 | profile_option_handler }, | |
c967f187 | 82 | { {"profile-pc-frequency", required_argument, NULL, 'F'}, |
8cc6a83b | 83 | 'F', "PC PROFILE FREQUENCY", "Specified PC profiling frequency", |
c967f187 DE |
84 | profile_option_handler }, |
85 | { {"profile-pc-size", required_argument, NULL, 'S'}, | |
86 | 'S', "PC PROFILE SIZE", "Specify PC profiling size", | |
87 | profile_option_handler }, | |
8cc6a83b DE |
88 | { {"profile-pc-granularity", required_argument, NULL, OPTION_PROFILE_PC_GRANULARITY}, |
89 | '\0', "PC PROFILE GRANULARITY", "Specify PC profiling sample coverage", | |
90 | profile_option_handler }, | |
91 | { {"profile-pc-range", required_argument, NULL, OPTION_PROFILE_PC_RANGE}, | |
92 | '\0', "BASE,BOUND", "Specify PC profiling address range", | |
93 | profile_option_handler }, | |
94 | ||
c967f187 DE |
95 | #if 0 /*FIXME:wip*/ |
96 | { {"profile-range", required_argument, NULL, OPTION_PROFILE_RANGE}, | |
97 | 0, NULL, "Specify range of addresses to profile", | |
98 | profile_option_handler }, | |
99 | #endif | |
8cc6a83b | 100 | |
c967f187 DE |
101 | { {NULL, no_argument, NULL, 0}, '\0', NULL, NULL, NULL } |
102 | }; | |
103 | ||
104 | static SIM_RC | |
8cc6a83b | 105 | profile_option_handler (SIM_DESC sd, |
966df580 | 106 | sim_cpu *cpu, |
8cc6a83b DE |
107 | int opt, |
108 | char *arg, | |
109 | int is_command) | |
c967f187 DE |
110 | { |
111 | int i,n; | |
112 | ||
113 | switch (opt) | |
114 | { | |
115 | case 'p' : | |
116 | if (! WITH_PROFILE) | |
117 | sim_io_eprintf (sd, "Profiling not compiled in, -p option ignored\n"); | |
118 | else | |
119 | { | |
120 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
121 | for (i = 0; i < MAX_PROFILE_VALUES; ++i) | |
122 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[i] = 1; | |
123 | } | |
124 | break; | |
125 | ||
126 | case OPTION_PROFILE_INSN : | |
127 | #if WITH_PROFILE_INSN_P | |
128 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
129 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_INSN_IDX] = 1; | |
130 | #else | |
131 | sim_io_eprintf (sd, "Instruction profiling not compiled in, `--profile-insn' ignored\n"); | |
132 | #endif | |
133 | break; | |
134 | ||
135 | case OPTION_PROFILE_MEMORY : | |
136 | #if WITH_PROFILE_MEMORY_P | |
137 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
138 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_MEMORY_IDX] = 1; | |
139 | #else | |
140 | sim_io_eprintf (sd, "Memory profiling not compiled in, `--profile-memory' ignored\n"); | |
141 | #endif | |
142 | break; | |
143 | ||
8cc6a83b DE |
144 | case OPTION_PROFILE_CORE : |
145 | #if WITH_PROFILE_CORE_P | |
146 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
147 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_CORE_IDX] = 1; | |
148 | #else | |
149 | sim_io_eprintf (sd, "CORE profiling not compiled in, `--profile-core' ignored\n"); | |
150 | #endif | |
151 | break; | |
152 | ||
c967f187 DE |
153 | case OPTION_PROFILE_MODEL : |
154 | #if WITH_PROFILE_MODEL_P | |
155 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
156 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_MODEL_IDX] = 1; | |
157 | #else | |
158 | sim_io_eprintf (sd, "Model profiling not compiled in, `--profile-model' ignored\n"); | |
159 | #endif | |
160 | break; | |
161 | ||
162 | case OPTION_PROFILE_FILE : | |
163 | /* FIXME: Might want this to apply to pc profiling only, | |
164 | or have two profile file options. */ | |
165 | if (! WITH_PROFILE) | |
166 | sim_io_eprintf (sd, "Profiling not compiled in, `--profile-file' ignored\n"); | |
167 | else | |
168 | { | |
169 | FILE *f = fopen (arg, "w"); | |
170 | ||
171 | if (f == NULL) | |
172 | { | |
173 | sim_io_eprintf (sd, "Unable to open profile output file `%s'\n", arg); | |
174 | return SIM_RC_FAIL; | |
175 | } | |
176 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
177 | PROFILE_FILE (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = f; | |
178 | } | |
179 | break; | |
180 | ||
8cc6a83b DE |
181 | case OPTION_PROFILE_PC: |
182 | if (WITH_PROFILE_PC_P) | |
183 | { | |
184 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
185 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1; | |
186 | } | |
187 | else | |
188 | sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc' ignored\n"); | |
189 | break; | |
190 | ||
c967f187 | 191 | case 'F' : |
8cc6a83b DE |
192 | if (WITH_PROFILE_PC_P) |
193 | { | |
194 | /* FIXME: Validate arg. */ | |
195 | i = atoi (arg); | |
196 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
197 | PROFILE_PC_FREQ (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = i; | |
198 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
199 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1; | |
200 | } | |
201 | else | |
202 | sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc-frequency' ignored\n"); | |
c967f187 DE |
203 | break; |
204 | ||
205 | case 'S' : | |
8cc6a83b DE |
206 | if (WITH_PROFILE_PC_P) |
207 | { | |
208 | /* FIXME: Validate arg. */ | |
209 | i = atoi (arg); | |
210 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
211 | PROFILE_PC_NR_BUCKETS (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = i; | |
212 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
213 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1; | |
214 | } | |
215 | else | |
216 | sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc-size' ignored\n"); | |
c967f187 DE |
217 | break; |
218 | ||
8cc6a83b DE |
219 | case OPTION_PROFILE_PC_GRANULARITY: |
220 | if (WITH_PROFILE_PC_P) | |
221 | { | |
222 | int shift; | |
223 | i = atoi (arg); | |
224 | /* check that the granularity is a power of two */ | |
225 | shift = 0; | |
226 | while (i > (1 << shift)) | |
227 | { | |
228 | shift += 1; | |
229 | } | |
230 | if (i != (1 << shift)) | |
231 | { | |
232 | sim_io_eprintf (sd, "PC profiling granularity not a power of two\n"); | |
233 | return SIM_RC_FAIL; | |
234 | } | |
235 | if (shift == 0) | |
236 | { | |
237 | sim_io_eprintf (sd, "PC profiling granularity too small"); | |
238 | return SIM_RC_FAIL; | |
239 | } | |
240 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
241 | PROFILE_PC_SHIFT (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = shift; | |
242 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
243 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1; | |
244 | } | |
245 | else | |
246 | sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc-granularity' ignored\n"); | |
247 | break; | |
248 | ||
249 | case OPTION_PROFILE_PC_RANGE: | |
250 | if (WITH_PROFILE_PC_P) | |
251 | { | |
252 | /* FIXME: Validate args */ | |
253 | char *chp = arg; | |
254 | unsigned long base; | |
255 | unsigned long bound; | |
256 | base = strtoul (chp, &chp, 0); | |
257 | if (*chp != ',') | |
258 | { | |
259 | sim_io_eprintf (sd, "--profile-pc-range missing BOUND argument\n"); | |
260 | return SIM_RC_FAIL; | |
261 | } | |
262 | bound = strtoul (chp + 1, NULL, 0); | |
263 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
264 | { | |
265 | PROFILE_PC_START (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = base; | |
266 | PROFILE_PC_END (CPU_PROFILE_DATA (STATE_CPU (sd, n))) = bound; | |
267 | } | |
268 | for (n = 0; n < MAX_NR_PROCESSORS; ++n) | |
269 | CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] = 1; | |
270 | } | |
271 | else | |
272 | sim_io_eprintf (sd, "PC profiling not compiled in, `--profile-pc-range' ignored\n"); | |
273 | ||
274 | ||
c967f187 DE |
275 | #if 0 /* FIXME:wip */ |
276 | case OPTION_PROFILE_RANGE : | |
277 | break; | |
278 | #endif | |
279 | } | |
280 | ||
281 | return SIM_RC_OK; | |
282 | } | |
2317a499 | 283 | \f |
8cc6a83b | 284 | /* PC profiling support */ |
c967f187 | 285 | |
8cc6a83b DE |
286 | #if WITH_PROFILE_PC_P |
287 | ||
288 | static void | |
289 | profile_pc_cleanup (SIM_DESC sd) | |
c967f187 | 290 | { |
8cc6a83b DE |
291 | int n; |
292 | for (n = 0; n < MAX_NR_PROCESSORS; n++) | |
293 | { | |
294 | sim_cpu *cpu = STATE_CPU (sd, n); | |
295 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
296 | if (PROFILE_PC_COUNT (data) != NULL) | |
297 | zfree (PROFILE_PC_COUNT (data)); | |
298 | PROFILE_PC_COUNT (data) = NULL; | |
299 | if (PROFILE_PC_EVENT (data) != NULL) | |
300 | sim_events_deschedule (sd, PROFILE_PC_EVENT (data)); | |
301 | PROFILE_PC_EVENT (data) = NULL; | |
302 | } | |
303 | } | |
c967f187 | 304 | |
8cc6a83b DE |
305 | |
306 | static void | |
307 | profile_pc_uninstall (SIM_DESC sd) | |
308 | { | |
309 | profile_pc_cleanup (sd); | |
310 | } | |
311 | ||
312 | static void | |
313 | profile_pc_event (SIM_DESC sd, | |
314 | void *data) | |
315 | { | |
316 | sim_cpu *cpu = (sim_cpu*) data; | |
317 | PROFILE_DATA *profile = CPU_PROFILE_DATA (cpu); | |
318 | address_word pc; | |
319 | unsigned i; | |
320 | switch (STATE_WATCHPOINTS (sd)->sizeof_pc) | |
321 | { | |
322 | case 2: pc = *(unsigned_2*)(STATE_WATCHPOINTS (sd)->pc) ; break; | |
323 | case 4: pc = *(unsigned_4*)(STATE_WATCHPOINTS (sd)->pc) ; break; | |
324 | case 8: pc = *(unsigned_8*)(STATE_WATCHPOINTS (sd)->pc) ; break; | |
325 | default: pc = 0; | |
326 | } | |
327 | i = (pc - PROFILE_PC_START (profile)) >> PROFILE_PC_SHIFT (profile); | |
328 | if (i < PROFILE_PC_NR_BUCKETS (profile)) | |
329 | PROFILE_PC_COUNT (profile) [i] += 1; /* Overflow? */ | |
330 | else | |
331 | PROFILE_PC_COUNT (profile) [PROFILE_PC_NR_BUCKETS (profile)] += 1; | |
332 | PROFILE_PC_EVENT (profile) = | |
333 | sim_events_schedule (sd, PROFILE_PC_FREQ (profile), profile_pc_event, cpu); | |
334 | } | |
335 | ||
336 | static SIM_RC | |
337 | profile_pc_init (SIM_DESC sd) | |
338 | { | |
339 | int n; | |
340 | profile_pc_cleanup (sd); | |
341 | for (n = 0; n < MAX_NR_PROCESSORS; n++) | |
342 | { | |
343 | sim_cpu *cpu = STATE_CPU (sd, n); | |
344 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
345 | if (CPU_PROFILE_FLAGS (STATE_CPU (sd, n))[PROFILE_PC_IDX] | |
346 | && STATE_WATCHPOINTS (sd)->pc != NULL) | |
347 | { | |
348 | int bucket_size; | |
349 | /* fill in the frequency if not specified */ | |
350 | if (PROFILE_PC_FREQ (data) == 0) | |
351 | PROFILE_PC_FREQ (data) = 256; | |
352 | /* fill in the start/end if not specified */ | |
353 | if (PROFILE_PC_END (data) == 0) | |
354 | { | |
355 | PROFILE_PC_START (data) = STATE_TEXT_START (sd); | |
356 | PROFILE_PC_END (data) = STATE_TEXT_END (sd); | |
357 | } | |
358 | /* Compute the number of buckets if not specified. */ | |
359 | if (PROFILE_PC_NR_BUCKETS (data) == 0) | |
360 | { | |
361 | if (PROFILE_PC_BUCKET_SIZE (data) == 0) | |
362 | PROFILE_PC_NR_BUCKETS (data) = 16; | |
363 | else | |
364 | { | |
365 | if (PROFILE_PC_END (data) == 0) | |
366 | { | |
367 | /* nr_buckets = (full-address-range / 2) / (bucket_size / 2) */ | |
368 | PROFILE_PC_NR_BUCKETS (data) = | |
369 | ((1 << (STATE_WATCHPOINTS (sd)->sizeof_pc) * (8 - 1)) | |
370 | / (PROFILE_PC_BUCKET_SIZE (data) / 2)); | |
371 | } | |
372 | else | |
373 | { | |
374 | PROFILE_PC_NR_BUCKETS (data) = | |
375 | ((PROFILE_PC_END (data) | |
376 | - PROFILE_PC_START (data) | |
377 | + PROFILE_PC_BUCKET_SIZE (data) - 1) | |
378 | / PROFILE_PC_BUCKET_SIZE (data)); | |
379 | } | |
380 | } | |
381 | } | |
382 | /* Compute the bucket size if not specified. Ensure that it | |
383 | is rounded up to the next power of two */ | |
384 | if (PROFILE_PC_BUCKET_SIZE (data) == 0) | |
385 | { | |
386 | if (PROFILE_PC_END (data) == 0) | |
387 | /* bucket_size = (full-address-range / 2) / (nr_buckets / 2) */ | |
388 | bucket_size = ((1 << ((STATE_WATCHPOINTS (sd)->sizeof_pc * 8) - 1)) | |
389 | / (PROFILE_PC_NR_BUCKETS (data) / 2)); | |
390 | else | |
391 | bucket_size = ((PROFILE_PC_END (data) | |
392 | - PROFILE_PC_START (data) | |
393 | + PROFILE_PC_NR_BUCKETS (data) - 1) | |
394 | / PROFILE_PC_NR_BUCKETS (data)); | |
395 | PROFILE_PC_SHIFT (data) = 0; | |
396 | while (bucket_size < PROFILE_PC_BUCKET_SIZE (data)) | |
397 | { | |
398 | PROFILE_PC_SHIFT (data) += 1; | |
399 | } | |
400 | } | |
401 | /* Align the end address with bucket size */ | |
402 | if (PROFILE_PC_END (data) != 0) | |
403 | PROFILE_PC_END (data) = (PROFILE_PC_START (data) | |
404 | + (PROFILE_PC_BUCKET_SIZE (data) | |
405 | * PROFILE_PC_NR_BUCKETS (data))); | |
406 | /* create the relevant buffers */ | |
407 | PROFILE_PC_COUNT (data) = | |
408 | NZALLOC (unsigned, PROFILE_PC_NR_BUCKETS (data) + 1); | |
409 | PROFILE_PC_EVENT (data) = | |
410 | sim_events_schedule (sd, | |
411 | PROFILE_PC_FREQ (data), | |
412 | profile_pc_event, | |
413 | cpu); | |
414 | } | |
415 | } | |
c967f187 DE |
416 | return SIM_RC_OK; |
417 | } | |
418 | ||
419 | static void | |
8cc6a83b | 420 | profile_print_pc (sim_cpu *cpu, int verbose) |
c967f187 | 421 | { |
8cc6a83b DE |
422 | SIM_DESC sd = CPU_STATE (cpu); |
423 | PROFILE_DATA *profile = CPU_PROFILE_DATA (cpu); | |
424 | char comma_buf[20]; | |
425 | unsigned max_val; | |
426 | unsigned total; | |
427 | unsigned i; | |
c967f187 | 428 | |
3910fb4a DE |
429 | if (PROFILE_PC_COUNT (profile) == 0) |
430 | return; | |
431 | ||
8cc6a83b DE |
432 | sim_io_printf (sd, "Program Counter Statistics:\n\n"); |
433 | ||
434 | /* First pass over data computes various things. */ | |
435 | max_val = 0; | |
436 | total = 0; | |
437 | for (i = 0; i <= PROFILE_PC_NR_BUCKETS (profile); ++i) | |
c967f187 | 438 | { |
8cc6a83b DE |
439 | total += PROFILE_PC_COUNT (profile) [i]; |
440 | if (PROFILE_PC_COUNT (profile) [i] > max_val) | |
441 | max_val = PROFILE_PC_COUNT (profile) [i]; | |
c967f187 | 442 | } |
8cc6a83b DE |
443 | |
444 | sim_io_printf (sd, " Total samples: %s\n", | |
445 | COMMAS (total)); | |
446 | sim_io_printf (sd, " Granularity: %s bytes per bucket\n", | |
447 | COMMAS (PROFILE_PC_BUCKET_SIZE (profile))); | |
448 | sim_io_printf (sd, " Size: %s buckets\n", | |
449 | COMMAS (PROFILE_PC_NR_BUCKETS (profile))); | |
450 | sim_io_printf (sd, " Frequency: %s cycles per sample\n", | |
451 | COMMAS (PROFILE_PC_FREQ (profile))); | |
452 | ||
453 | if (PROFILE_PC_END (profile) != 0) | |
454 | sim_io_printf (sd, " Range: 0x%lx 0x%lx\n", | |
455 | (long) PROFILE_PC_START (profile), | |
456 | (long) PROFILE_PC_END (profile)); | |
457 | ||
458 | if (verbose && max_val != 0) | |
459 | { | |
460 | /* Now we can print the histogram. */ | |
461 | sim_io_printf (sd, "\n"); | |
462 | for (i = 0; i <= PROFILE_PC_NR_BUCKETS (profile); ++i) | |
463 | { | |
464 | if (PROFILE_PC_COUNT (profile) [i] != 0) | |
465 | { | |
466 | sim_io_printf (sd, " "); | |
467 | if (i == PROFILE_PC_NR_BUCKETS (profile)) | |
468 | sim_io_printf (sd, "%10s:", "overflow"); | |
469 | else | |
470 | sim_io_printf (sd, "0x%08lx:", | |
471 | (long) (PROFILE_PC_START (profile) | |
472 | + (i * PROFILE_PC_BUCKET_SIZE (profile)))); | |
473 | sim_io_printf (sd, " %*s", | |
474 | max_val < 10000 ? 5 : 10, | |
475 | COMMAS (PROFILE_PC_COUNT (profile) [i])); | |
476 | sim_io_printf (sd, " %4.1f", | |
477 | (PROFILE_PC_COUNT (profile) [i] * 100.0) / total); | |
478 | sim_io_printf (sd, ": "); | |
479 | print_bar (sd, PROFILE_HISTOGRAM_WIDTH, | |
480 | PROFILE_PC_COUNT (profile) [i], | |
481 | max_val); | |
482 | sim_io_printf (sd, "\n"); | |
483 | } | |
484 | } | |
485 | } | |
486 | ||
487 | /* dump the histogram to the file "gmon.out" using BSD's gprof file | |
488 | format */ | |
489 | /* Since a profile data file is in the native format of the host on | |
490 | which the profile is being, endian issues are not considered in | |
491 | the code below. */ | |
492 | /* FIXME: Is this the best place for this code? */ | |
493 | { | |
494 | FILE *pf = fopen ("gmon.out", "wb"); | |
495 | ||
496 | if (pf == NULL) | |
497 | sim_io_eprintf (sd, "Failed to open \"gmon.out\" profile file\n"); | |
498 | else | |
499 | { | |
500 | int ok; | |
501 | /* FIXME: what if the target has a 64 bit PC? */ | |
502 | unsigned32 header[3]; | |
503 | unsigned loop; | |
504 | if (PROFILE_PC_END (profile) != 0) | |
505 | { | |
506 | header[0] = PROFILE_PC_START (profile); | |
507 | header[1] = PROFILE_PC_END (profile); | |
508 | } | |
509 | else | |
510 | { | |
511 | header[0] = 0; | |
512 | header[1] = 0; | |
513 | } | |
514 | /* size of sample buffer (+ header) */ | |
515 | header[2] = PROFILE_PC_NR_BUCKETS (profile) * 2 + sizeof (header); | |
516 | ok = fwrite (&header, sizeof (header), 1, pf); | |
517 | for (loop = 0; | |
518 | ok && (loop < PROFILE_PC_NR_BUCKETS (profile)); | |
519 | loop++) | |
520 | { | |
521 | signed16 sample; | |
522 | if (PROFILE_PC_COUNT (profile) [loop] >= 0xffff) | |
523 | sample = 0xffff; | |
524 | else | |
525 | sample = PROFILE_PC_COUNT (profile) [loop]; | |
526 | ok = fwrite (&sample, sizeof (sample), 1, pf); | |
527 | } | |
528 | if (ok == 0) | |
529 | sim_io_eprintf (sd, "Failed to write to \"gmon.out\" profile file\n"); | |
530 | fclose(pf); | |
531 | } | |
532 | } | |
533 | ||
534 | sim_io_printf (sd, "\n"); | |
c967f187 | 535 | } |
8cc6a83b DE |
536 | |
537 | #endif | |
2317a499 DE |
538 | \f |
539 | /* Summary printing support. */ | |
c967f187 DE |
540 | |
541 | #if WITH_PROFILE_INSN_P | |
542 | ||
543 | static void | |
544 | profile_print_insn (sim_cpu *cpu, int verbose) | |
545 | { | |
546 | unsigned int i, n, total, max_val, max_name_len; | |
547 | SIM_DESC sd = CPU_STATE (cpu); | |
548 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
2317a499 | 549 | char comma_buf[20]; |
c967f187 | 550 | |
8cc6a83b | 551 | sim_io_printf (sd, "Instruction Statistics:\n\n"); |
c967f187 DE |
552 | |
553 | /* First pass over data computes various things. */ | |
8cc6a83b DE |
554 | max_val = 0; |
555 | total = 0; | |
556 | max_name_len = 0; | |
557 | for (i = 0; i < MAX_INSNS; ++i) | |
c967f187 | 558 | { |
8cc6a83b DE |
559 | if (INSN_NAME (i) == NULL) |
560 | continue; | |
c967f187 DE |
561 | total += PROFILE_INSN_COUNT (data) [i]; |
562 | if (PROFILE_INSN_COUNT (data) [i] > max_val) | |
563 | max_val = PROFILE_INSN_COUNT (data) [i]; | |
564 | n = strlen (INSN_NAME (i)); | |
565 | if (n > max_name_len) | |
566 | max_name_len = n; | |
567 | } | |
8cc6a83b DE |
568 | /* set the total insn count, in case client is being lazy */ |
569 | if (PROFILE_TOTAL_INSN_COUNT (data)) | |
570 | PROFILE_TOTAL_INSN_COUNT (data) = total; | |
c967f187 | 571 | |
2317a499 | 572 | sim_io_printf (sd, " Total: %s insns\n", COMMAS (total)); |
c967f187 DE |
573 | |
574 | if (verbose && max_val != 0) | |
575 | { | |
576 | /* Now we can print the histogram. */ | |
577 | sim_io_printf (sd, "\n"); | |
8cc6a83b | 578 | for (i = 0; i < MAX_INSNS; ++i) |
c967f187 | 579 | { |
8cc6a83b DE |
580 | if (INSN_NAME (i) == NULL) |
581 | continue; | |
c967f187 DE |
582 | if (PROFILE_INSN_COUNT (data) [i] != 0) |
583 | { | |
2317a499 | 584 | sim_io_printf (sd, " %*s: %*s: ", |
c967f187 | 585 | max_name_len, INSN_NAME (i), |
2317a499 DE |
586 | max_val < 10000 ? 5 : 10, |
587 | COMMAS (PROFILE_INSN_COUNT (data) [i])); | |
c967f187 DE |
588 | print_bar (sd, PROFILE_HISTOGRAM_WIDTH, |
589 | PROFILE_INSN_COUNT (data) [i], | |
590 | max_val); | |
591 | sim_io_printf (sd, "\n"); | |
592 | } | |
593 | } | |
594 | } | |
595 | ||
596 | sim_io_printf (sd, "\n"); | |
597 | } | |
598 | ||
599 | #endif | |
600 | ||
601 | #if WITH_PROFILE_MEMORY_P | |
602 | ||
603 | static void | |
604 | profile_print_memory (sim_cpu *cpu, int verbose) | |
605 | { | |
606 | unsigned int i, n; | |
607 | unsigned int total_read, total_write; | |
608 | unsigned int max_val, max_name_len; | |
609 | /* FIXME: Need to add smp support. */ | |
610 | SIM_DESC sd = CPU_STATE (cpu); | |
611 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
2317a499 | 612 | char comma_buf[20]; |
c967f187 | 613 | |
8cc6a83b | 614 | sim_io_printf (sd, "Memory Access Statistics:\n\n"); |
c967f187 DE |
615 | |
616 | /* First pass over data computes various things. */ | |
617 | max_val = total_read = total_write = max_name_len = 0; | |
618 | for (i = 0; i < MAX_MODES; ++i) | |
619 | { | |
620 | total_read += PROFILE_READ_COUNT (data) [i]; | |
621 | total_write += PROFILE_WRITE_COUNT (data) [i]; | |
622 | if (PROFILE_READ_COUNT (data) [i] > max_val) | |
623 | max_val = PROFILE_READ_COUNT (data) [i]; | |
624 | if (PROFILE_WRITE_COUNT (data) [i] > max_val) | |
625 | max_val = PROFILE_WRITE_COUNT (data) [i]; | |
626 | n = strlen (MODE_NAME (i)); | |
627 | if (n > max_name_len) | |
628 | max_name_len = n; | |
629 | } | |
630 | ||
631 | /* One could use PROFILE_LABEL_WIDTH here. I chose not to. */ | |
2317a499 DE |
632 | sim_io_printf (sd, " Total read: %s accesses\n", |
633 | COMMAS (total_read)); | |
634 | sim_io_printf (sd, " Total write: %s accesses\n", | |
635 | COMMAS (total_write)); | |
c967f187 DE |
636 | |
637 | if (verbose && max_val != 0) | |
638 | { | |
639 | /* FIXME: Need to separate instruction fetches from data fetches | |
640 | as the former swamps the latter. */ | |
641 | /* Now we can print the histogram. */ | |
642 | sim_io_printf (sd, "\n"); | |
643 | for (i = 0; i < MAX_MODES; ++i) | |
644 | { | |
645 | if (PROFILE_READ_COUNT (data) [i] != 0) | |
646 | { | |
2317a499 | 647 | sim_io_printf (sd, " %*s read: %*s: ", |
c967f187 | 648 | max_name_len, MODE_NAME (i), |
2317a499 DE |
649 | max_val < 10000 ? 5 : 10, |
650 | COMMAS (PROFILE_READ_COUNT (data) [i])); | |
c967f187 DE |
651 | print_bar (sd, PROFILE_HISTOGRAM_WIDTH, |
652 | PROFILE_READ_COUNT (data) [i], | |
653 | max_val); | |
654 | sim_io_printf (sd, "\n"); | |
655 | } | |
656 | if (PROFILE_WRITE_COUNT (data) [i] != 0) | |
657 | { | |
2317a499 | 658 | sim_io_printf (sd, " %*s write: %*s: ", |
c967f187 | 659 | max_name_len, MODE_NAME (i), |
2317a499 DE |
660 | max_val < 10000 ? 5 : 10, |
661 | COMMAS (PROFILE_WRITE_COUNT (data) [i])); | |
c967f187 DE |
662 | print_bar (sd, PROFILE_HISTOGRAM_WIDTH, |
663 | PROFILE_WRITE_COUNT (data) [i], | |
664 | max_val); | |
665 | sim_io_printf (sd, "\n"); | |
666 | } | |
667 | } | |
668 | } | |
669 | ||
670 | sim_io_printf (sd, "\n"); | |
671 | } | |
672 | ||
673 | #endif | |
674 | ||
8cc6a83b DE |
675 | #if WITH_PROFILE_CORE_P |
676 | ||
677 | static void | |
678 | profile_print_core (sim_cpu *cpu, int verbose) | |
679 | { | |
680 | unsigned int total; | |
681 | unsigned int max_val; | |
682 | /* FIXME: Need to add smp support. */ | |
683 | SIM_DESC sd = CPU_STATE (cpu); | |
684 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
685 | char comma_buf[20]; | |
686 | ||
687 | sim_io_printf (sd, "CORE Statistics:\n\n"); | |
688 | ||
689 | /* First pass over data computes various things. */ | |
690 | { | |
691 | sim_core_maps map; | |
692 | total = 0; | |
693 | max_val = 0; | |
694 | for (map = 0; map < nr_sim_core_maps; map++) | |
695 | { | |
696 | total += PROFILE_CORE_COUNT (data) [map]; | |
697 | if (PROFILE_CORE_COUNT (data) [map] > max_val) | |
698 | max_val = PROFILE_CORE_COUNT (data) [map]; | |
699 | } | |
700 | } | |
701 | ||
702 | /* One could use PROFILE_LABEL_WIDTH here. I chose not to. */ | |
703 | sim_io_printf (sd, " Total: %s accesses\n", | |
704 | COMMAS (total)); | |
705 | ||
706 | if (verbose && max_val != 0) | |
707 | { | |
708 | sim_core_maps map; | |
709 | /* Now we can print the histogram. */ | |
710 | sim_io_printf (sd, "\n"); | |
711 | for (map = 0; map < nr_sim_core_maps; map++) | |
712 | { | |
713 | if (PROFILE_CORE_COUNT (data) [map] != 0) | |
714 | { | |
751197f2 | 715 | sim_io_printf (sd, "%10s:", sim_core_map_to_str (map)); |
8cc6a83b DE |
716 | sim_io_printf (sd, "%*s: ", |
717 | max_val < 10000 ? 5 : 10, | |
718 | COMMAS (PROFILE_CORE_COUNT (data) [map])); | |
719 | print_bar (sd, PROFILE_HISTOGRAM_WIDTH, | |
720 | PROFILE_CORE_COUNT (data) [map], | |
721 | max_val); | |
722 | sim_io_printf (sd, "\n"); | |
723 | } | |
724 | } | |
725 | } | |
726 | ||
727 | sim_io_printf (sd, "\n"); | |
728 | } | |
729 | ||
730 | #endif | |
731 | ||
c967f187 DE |
732 | #if WITH_PROFILE_MODEL_P |
733 | ||
734 | static void | |
735 | profile_print_model (sim_cpu *cpu, int verbose) | |
736 | { | |
737 | SIM_DESC sd = CPU_STATE (cpu); | |
738 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
739 | unsigned long cti_stalls = PROFILE_MODEL_CTI_STALL_COUNT (data); | |
740 | unsigned long load_stalls = PROFILE_MODEL_LOAD_STALL_COUNT (data); | |
741 | unsigned long total = PROFILE_MODEL_CYCLE_COUNT (data) | |
742 | + cti_stalls + load_stalls; | |
2317a499 | 743 | char comma_buf[20]; |
c967f187 DE |
744 | |
745 | sim_io_printf (sd, "Model %s Timing Information\n\n", | |
8cc6a83b | 746 | MODEL_NAME (CPU_MODEL (cpu))); |
2317a499 | 747 | sim_io_printf (sd, " %-*s %s\n", |
c967f187 | 748 | PROFILE_LABEL_WIDTH, "Taken branches:", |
2317a499 DE |
749 | COMMAS (PROFILE_MODEL_TAKEN_COUNT (data))); |
750 | sim_io_printf (sd, " %-*s %s\n", | |
c967f187 | 751 | PROFILE_LABEL_WIDTH, "Untaken branches:", |
2317a499 DE |
752 | COMMAS (PROFILE_MODEL_UNTAKEN_COUNT (data))); |
753 | sim_io_printf (sd, " %-*s %s\n", | |
c967f187 | 754 | PROFILE_LABEL_WIDTH, "Cycles stalled due to branches:", |
2317a499 DE |
755 | COMMAS (cti_stalls)); |
756 | sim_io_printf (sd, " %-*s %s\n", | |
c967f187 | 757 | PROFILE_LABEL_WIDTH, "Cycles stalled due to loads:", |
2317a499 DE |
758 | COMMAS (load_stalls)); |
759 | sim_io_printf (sd, " %-*s %s\n", | |
c967f187 | 760 | PROFILE_LABEL_WIDTH, "Total cycles (*approximate*):", |
2317a499 | 761 | COMMAS (total)); |
c967f187 DE |
762 | sim_io_printf (sd, "\n"); |
763 | } | |
764 | ||
765 | #endif | |
766 | ||
8cc6a83b DE |
767 | |
768 | #if WITH_PROFILE_INSN_P || WITH_PROFILE_MEMORY_P || WITH_PROFILE_CORE_P || WITH_PROFILE_PC_P | |
769 | ||
c967f187 DE |
770 | static void |
771 | print_bar (SIM_DESC sd, unsigned int width, | |
772 | unsigned int val, unsigned int max_val) | |
773 | { | |
774 | unsigned int i, count; | |
775 | ||
776 | count = ((double) val / (double) max_val) * (double) width; | |
777 | ||
778 | for (i = 0; i < count; ++i) | |
779 | sim_io_printf (sd, "*"); | |
780 | } | |
781 | ||
8cc6a83b DE |
782 | #endif |
783 | ||
c967f187 DE |
784 | /* Print the simulator's execution speed for CPU. */ |
785 | ||
786 | static void | |
787 | profile_print_speed (sim_cpu *cpu) | |
788 | { | |
789 | SIM_DESC sd = CPU_STATE (cpu); | |
790 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
8cc6a83b | 791 | unsigned long milliseconds = sim_events_elapsed_time (sd); |
c967f187 | 792 | unsigned long total = PROFILE_TOTAL_INSN_COUNT (data); |
2317a499 | 793 | char comma_buf[20]; |
c967f187 DE |
794 | |
795 | sim_io_printf (sd, "Simulator Execution Speed\n\n"); | |
796 | ||
797 | if (total != 0) | |
2317a499 DE |
798 | sim_io_printf (sd, " Total instructions: %s\n", COMMAS (total)); |
799 | ||
c967f187 DE |
800 | if (milliseconds < 1000) |
801 | sim_io_printf (sd, " Total Execution Time: < 1 second\n\n"); | |
802 | else | |
803 | { | |
2317a499 DE |
804 | /* The printing of the time rounded to 2 decimal places makes the speed |
805 | calculation seem incorrect [even though it is correct]. So round | |
806 | MILLISECONDS first. This can marginally affect the result, but it's | |
807 | better that the user not perceive there's a math error. */ | |
808 | double secs = (double) milliseconds / 1000; | |
809 | secs = ((double) (unsigned long) (secs * 100 + .5)) / 100; | |
810 | sim_io_printf (sd, " Total Execution Time: %.2f seconds\n", secs); | |
c967f187 | 811 | /* Don't confuse things with data that isn't useful. |
2317a499 | 812 | If we ran for less than 2 seconds, only use the data if we |
c967f187 | 813 | executed more than 100,000 insns. */ |
2317a499 DE |
814 | if (secs >= 2 || total >= 100000) |
815 | sim_io_printf (sd, " Simulator Speed: %s insns/second\n\n", | |
816 | COMMAS ((unsigned long) ((double) total / secs))); | |
c967f187 DE |
817 | } |
818 | } | |
819 | ||
820 | /* Top level function to print all summary profile information. | |
821 | It is [currently] intended that all such data is printed by this function. | |
822 | I'd rather keep it all in one place for now. To that end, MISC_CPU and | |
823 | MISC are callbacks used to print any miscellaneous data. | |
824 | ||
825 | One might want to add a user option that allows printing by type or by cpu | |
826 | (i.e. print all insn data for each cpu first, or print data cpu by cpu). | |
827 | This may be a case of featuritis so it's currently left out. | |
828 | ||
829 | Note that results are indented two spaces to distinguish them from | |
830 | section titles. */ | |
831 | ||
0e701ac3 AC |
832 | static void |
833 | profile_info (SIM_DESC sd, int verbose) | |
c967f187 DE |
834 | { |
835 | int i,c; | |
836 | int print_title_p = 0; | |
837 | ||
838 | /* Only print the title if some data has been collected. */ | |
839 | /* FIXME: If the number of processors can be selected on the command line, | |
840 | then MAX_NR_PROCESSORS will need to take an argument of `sd'. */ | |
841 | ||
842 | for (c = 0; c < MAX_NR_PROCESSORS; ++c) | |
843 | { | |
844 | sim_cpu *cpu = STATE_CPU (sd, c); | |
845 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
846 | ||
847 | for (i = 0; i < MAX_PROFILE_VALUES; ++i) | |
848 | if (PROFILE_FLAGS (data) [i]) | |
849 | print_title_p = 1; | |
850 | /* One could break out early if print_title_p is set. */ | |
851 | } | |
852 | if (print_title_p) | |
853 | sim_io_printf (sd, "Summary profiling results:\n\n"); | |
854 | ||
855 | /* Loop, cpu by cpu, printing results. */ | |
856 | ||
857 | for (c = 0; c < MAX_NR_PROCESSORS; ++c) | |
858 | { | |
859 | sim_cpu *cpu = STATE_CPU (sd, c); | |
860 | PROFILE_DATA *data = CPU_PROFILE_DATA (cpu); | |
861 | ||
3910fb4a DE |
862 | if (MAX_NR_PROCESSORS > 1 |
863 | && (0 | |
864 | #if WITH_PROFILE_INSN_P | |
865 | || PROFILE_FLAGS (data) [PROFILE_INSN_IDX] | |
866 | #endif | |
867 | #if WITH_PROFILE_MEMORY_P | |
868 | || PROFILE_FLAGS (data) [PROFILE_MEMORY_IDX] | |
869 | #endif | |
870 | #if WITH_PROFILE_CORE_P | |
871 | || PROFILE_FLAGS (data) [PROFILE_CORE_IDX] | |
872 | #endif | |
873 | #if WITH_PROFILE_MODEL_P | |
874 | || PROFILE_FLAGS (data) [PROFILE_MODEL_IDX] | |
875 | #endif | |
876 | #if WITH_PROFILE_SCACHE_P && WITH_SCACHE | |
877 | || PROFILE_FLAGS (data) [PROFILE_SCACHE_IDX] | |
878 | #endif | |
879 | #if WITH_PROFILE_PC_P | |
880 | || PROFILE_FLAGS (data) [PROFILE_PC_IDX] | |
881 | #endif | |
882 | )) | |
883 | { | |
884 | sim_io_printf (sd, "CPU %d\n\n", c); | |
885 | } | |
c967f187 DE |
886 | |
887 | #if WITH_PROFILE_INSN_P | |
888 | if (PROFILE_FLAGS (data) [PROFILE_INSN_IDX]) | |
889 | profile_print_insn (cpu, verbose); | |
890 | #endif | |
891 | ||
892 | #if WITH_PROFILE_MEMORY_P | |
893 | if (PROFILE_FLAGS (data) [PROFILE_MEMORY_IDX]) | |
894 | profile_print_memory (cpu, verbose); | |
895 | #endif | |
896 | ||
8cc6a83b DE |
897 | #if WITH_PROFILE_CORE_P |
898 | if (PROFILE_FLAGS (data) [PROFILE_CORE_IDX]) | |
899 | profile_print_core (cpu, verbose); | |
900 | #endif | |
901 | ||
c967f187 DE |
902 | #if WITH_PROFILE_MODEL_P |
903 | if (PROFILE_FLAGS (data) [PROFILE_MODEL_IDX]) | |
904 | profile_print_model (cpu, verbose); | |
905 | #endif | |
906 | ||
907 | #if WITH_PROFILE_SCACHE_P && WITH_SCACHE | |
908 | if (PROFILE_FLAGS (data) [PROFILE_SCACHE_IDX]) | |
909 | scache_print_profile (cpu, verbose); | |
910 | #endif | |
911 | ||
8cc6a83b DE |
912 | #if WITH_PROFILE_PC_P |
913 | if (PROFILE_FLAGS (data) [PROFILE_PC_IDX]) | |
914 | profile_print_pc (cpu, verbose); | |
915 | #endif | |
916 | ||
c967f187 | 917 | /* Print cpu-specific data before the execution speed. */ |
0e701ac3 AC |
918 | if (PROFILE_INFO_CPU_CALLBACK (data) != NULL) |
919 | PROFILE_INFO_CPU_CALLBACK (data) (cpu, verbose); | |
c967f187 DE |
920 | |
921 | /* Always try to print execution time and speed. */ | |
922 | if (verbose | |
923 | || PROFILE_FLAGS (data) [PROFILE_INSN_IDX]) | |
924 | profile_print_speed (cpu); | |
925 | } | |
926 | ||
927 | /* Finally print non-cpu specific miscellaneous data. */ | |
0e701ac3 AC |
928 | if (STATE_PROFILE_INFO_CALLBACK (sd)) |
929 | STATE_PROFILE_INFO_CALLBACK (sd) (sd, verbose); | |
c967f187 | 930 | |
c967f187 | 931 | } |
8cc6a83b DE |
932 | \f |
933 | /* Install profiling support in the simulator. */ | |
934 | ||
935 | SIM_RC | |
936 | profile_install (SIM_DESC sd) | |
937 | { | |
938 | int i; | |
939 | ||
940 | SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER); | |
966df580 | 941 | sim_add_option_table (sd, NULL, profile_options); |
8cc6a83b DE |
942 | for (i = 0; i < MAX_NR_PROCESSORS; ++i) |
943 | memset (CPU_PROFILE_DATA (STATE_CPU (sd, i)), 0, | |
944 | sizeof (* CPU_PROFILE_DATA (STATE_CPU (sd, i)))); | |
945 | #if WITH_PROFILE_PC_P | |
946 | sim_module_add_uninstall_fn (sd, profile_pc_uninstall); | |
947 | sim_module_add_init_fn (sd, profile_pc_init); | |
948 | #endif | |
949 | sim_module_add_uninstall_fn (sd, profile_uninstall); | |
0e701ac3 | 950 | sim_module_add_info_fn (sd, profile_info); |
8cc6a83b DE |
951 | return SIM_RC_OK; |
952 | } | |
953 | ||
954 | static void | |
955 | profile_uninstall (SIM_DESC sd) | |
956 | { | |
957 | int i,j; | |
958 | ||
959 | for (i = 0; i < MAX_NR_PROCESSORS; ++i) | |
960 | { | |
961 | PROFILE_DATA *data = CPU_PROFILE_DATA (STATE_CPU (sd, i)); | |
962 | if (PROFILE_FILE (data) != NULL) | |
963 | { | |
964 | /* If output from different cpus is going to the same file, | |
965 | avoid closing the file twice. */ | |
966 | for (j = 0; j < i; ++j) | |
967 | if (PROFILE_FILE (CPU_PROFILE_DATA (STATE_CPU (sd, j))) | |
968 | == PROFILE_FILE (data)) | |
969 | break; | |
970 | if (i == j) | |
971 | fclose (PROFILE_FILE (data)); | |
972 | } | |
973 | } | |
974 | } |