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c906108c SS |
1 | /* This file is part of the program psim. |
2 | ||
3 | Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au> | |
4 | ||
5 | This program is free software; you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 2 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | GNU General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
16 | along with this program; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
18 | ||
19 | */ | |
20 | ||
21 | ||
22 | #ifndef _MON_C_ | |
23 | #define _MON_C_ | |
24 | ||
25 | #include "basics.h" | |
26 | #include "cpu.h" | |
27 | #include "mon.h" | |
28 | #include <stdio.h> | |
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 | |
37 | ||
38 | #ifdef HAVE_UNISTD_H | |
39 | #include <unistd.h> | |
40 | #endif | |
41 | ||
42 | #ifdef HAVE_STDLIB_H | |
43 | #include <stdlib.h> | |
44 | #endif | |
45 | ||
46 | #ifdef HAVE_SYS_TYPES_H | |
47 | #include <sys/types.h> | |
48 | #endif | |
49 | ||
50 | #ifdef HAVE_TIME_H | |
51 | #include <time.h> | |
52 | #endif | |
53 | ||
54 | #ifdef HAVE_SYS_TIMES_H | |
55 | #include <sys/times.h> | |
56 | #endif | |
57 | ||
58 | #ifdef HAVE_SYS_TIME_H | |
59 | #include <sys/time.h> | |
60 | #endif | |
61 | ||
62 | #ifdef HAVE_SYS_RESOURCE_H | |
63 | #include <sys/resource.h> | |
64 | int getrusage(); | |
65 | #endif | |
66 | ||
67 | #define MAX_BYTE_READWRITE 9 | |
68 | #define MAX_SHIFT_READWRITE 3 | |
69 | ||
70 | struct _cpu_mon { | |
71 | count_type issue_count[nr_itable_entries]; | |
72 | count_type read_count; | |
73 | count_type read_byte_count[MAX_BYTE_READWRITE]; | |
74 | count_type write_count; | |
75 | count_type write_byte_count[MAX_BYTE_READWRITE]; | |
76 | count_type unaligned_read_count; | |
77 | count_type unaligned_write_count; | |
78 | count_type event_count[nr_mon_events]; | |
79 | }; | |
80 | ||
81 | struct _mon { | |
82 | int nr_cpus; | |
83 | cpu_mon cpu_monitor[MAX_NR_PROCESSORS]; | |
84 | }; | |
85 | ||
86 | ||
87 | INLINE_MON\ | |
88 | (mon *) | |
89 | mon_create(void) | |
90 | { | |
91 | mon *monitor = ZALLOC(mon); | |
92 | return monitor; | |
93 | } | |
94 | ||
95 | ||
96 | INLINE_MON\ | |
97 | (cpu_mon *) | |
98 | mon_cpu(mon *monitor, | |
99 | int cpu_nr) | |
100 | { | |
101 | if (cpu_nr < 0 || cpu_nr >= MAX_NR_PROCESSORS) | |
102 | error("mon_cpu() - invalid cpu number\n"); | |
103 | return &monitor->cpu_monitor[cpu_nr]; | |
104 | } | |
105 | ||
106 | ||
107 | INLINE_MON\ | |
108 | (void) | |
109 | mon_init(mon *monitor, | |
110 | int nr_cpus) | |
111 | { | |
112 | memset(monitor, 0, sizeof(*monitor)); | |
113 | monitor->nr_cpus = nr_cpus; | |
114 | } | |
115 | ||
116 | ||
117 | INLINE_MON\ | |
118 | (void) | |
119 | mon_issue(itable_index index, | |
120 | cpu *processor, | |
121 | unsigned_word cia) | |
122 | { | |
123 | cpu_mon *monitor = cpu_monitor(processor); | |
124 | ASSERT(index <= nr_itable_entries); | |
125 | monitor->issue_count[index] += 1; | |
126 | } | |
127 | ||
128 | ||
129 | INLINE_MON\ | |
130 | (void) | |
131 | mon_read(unsigned_word ea, | |
132 | unsigned_word ra, | |
133 | unsigned nr_bytes, | |
134 | cpu *processor, | |
135 | unsigned_word cia) | |
136 | { | |
137 | cpu_mon *monitor = cpu_monitor(processor); | |
138 | monitor->read_count += 1; | |
139 | monitor->read_byte_count[nr_bytes] += 1; | |
140 | if ((nr_bytes - 1) & ea) | |
141 | monitor->unaligned_read_count += 1; | |
142 | } | |
143 | ||
144 | ||
145 | INLINE_MON\ | |
146 | (void) | |
147 | mon_write(unsigned_word ea, | |
148 | unsigned_word ra, | |
149 | unsigned nr_bytes, | |
150 | cpu *processor, | |
151 | unsigned_word cia) | |
152 | { | |
153 | cpu_mon *monitor = cpu_monitor(processor); | |
154 | monitor->write_count += 1; | |
155 | monitor->write_byte_count[nr_bytes] += 1; | |
156 | if ((nr_bytes - 1) & ea) | |
157 | monitor->unaligned_write_count += 1; | |
158 | } | |
159 | ||
160 | INLINE_MON\ | |
161 | (void) | |
162 | mon_event(mon_events event, | |
163 | cpu *processor, | |
164 | unsigned_word cia) | |
165 | { | |
166 | cpu_mon *monitor = cpu_monitor(processor); | |
167 | ASSERT(event < nr_mon_events); | |
168 | monitor->event_count[event] += 1; | |
169 | } | |
170 | ||
171 | INLINE_MON\ | |
172 | (unsigned) | |
173 | mon_get_number_of_insns(mon *monitor, | |
174 | int cpu_nr) | |
175 | { | |
176 | itable_index index; | |
177 | unsigned total_insns = 0; | |
178 | ASSERT(cpu_nr >= 0 && cpu_nr < monitor->nr_cpus); | |
179 | for (index = 0; index < nr_itable_entries; index++) | |
180 | total_insns += monitor->cpu_monitor[cpu_nr].issue_count[index]; | |
181 | return total_insns; | |
182 | } | |
183 | ||
184 | STATIC_INLINE_MON\ | |
185 | (int) | |
186 | mon_sort_instruction_names(const void *ptr_a, const void *ptr_b) | |
187 | { | |
188 | itable_index a = *(const itable_index *)ptr_a; | |
189 | itable_index b = *(const itable_index *)ptr_b; | |
190 | ||
191 | return strcmp (itable[a].name, itable[b].name); | |
192 | } | |
193 | ||
194 | STATIC_INLINE_MON\ | |
195 | (char *) | |
196 | mon_add_commas(char *buf, | |
197 | int sizeof_buf, | |
198 | count_type value) | |
199 | { | |
200 | int comma = 3; | |
201 | char *endbuf = buf + sizeof_buf - 1; | |
202 | ||
203 | *--endbuf = '\0'; | |
204 | do { | |
205 | if (comma-- == 0) | |
206 | { | |
207 | *--endbuf = ','; | |
208 | comma = 2; | |
209 | } | |
210 | ||
211 | *--endbuf = (value % 10) + '0'; | |
212 | } while ((value /= 10) != 0); | |
213 | ||
214 | ASSERT(endbuf >= buf); | |
215 | return endbuf; | |
216 | } | |
217 | ||
218 | ||
219 | INLINE_MON\ | |
220 | (void) | |
221 | mon_print_info(psim *system, | |
222 | mon *monitor, | |
223 | int verbose) | |
224 | { | |
225 | char buffer[20]; | |
226 | char buffer1[20]; | |
227 | char buffer2[20]; | |
228 | char buffer4[20]; | |
229 | char buffer8[20]; | |
230 | int cpu_nr; | |
231 | int len_cpu; | |
232 | int len_num = 0; | |
233 | int len_sub_num[MAX_BYTE_READWRITE]; | |
234 | int len; | |
235 | int i; | |
236 | long total_insns = 0; | |
237 | long cpu_insns_second = 0; | |
238 | long total_sim_cycles = 0; | |
239 | long sim_cycles_second = 0; | |
240 | double cpu_time = 0.0; | |
241 | ||
242 | for (i = 0; i < MAX_BYTE_READWRITE; i++) | |
243 | len_sub_num[i] = 0; | |
244 | ||
245 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { | |
246 | count_type num_insns = mon_get_number_of_insns(monitor, cpu_nr); | |
247 | ||
248 | total_insns += num_insns; | |
249 | len = strlen (mon_add_commas(buffer, sizeof(buffer), num_insns)); | |
250 | if (len_num < len) | |
251 | len_num = len; | |
252 | ||
253 | for (i = 0; i <= MAX_SHIFT_READWRITE; i++) { | |
254 | int size = 1<<i; | |
255 | len = strlen (mon_add_commas(buffer, sizeof(buffer), | |
256 | monitor->cpu_monitor[cpu_nr].read_byte_count[size])); | |
257 | if (len_sub_num[size] < len) | |
258 | len_sub_num[size] = len; | |
259 | ||
260 | len = strlen (mon_add_commas(buffer, sizeof(buffer), | |
261 | monitor->cpu_monitor[cpu_nr].write_byte_count[size])); | |
262 | if (len_sub_num[size] < len) | |
263 | len_sub_num[size] = len; | |
264 | } | |
265 | } | |
266 | ||
267 | sprintf (buffer, "%d", (int)monitor->nr_cpus + 1); | |
268 | len_cpu = strlen (buffer); | |
269 | ||
270 | #ifdef HAVE_GETRUSAGE | |
271 | { | |
272 | struct rusage mytime; | |
273 | if (getrusage (RUSAGE_SELF, &mytime) == 0 | |
274 | && (mytime.ru_utime.tv_sec > 0 || mytime.ru_utime.tv_usec > 0)) { | |
275 | ||
276 | cpu_time = (double)mytime.ru_utime.tv_sec + (((double)mytime.ru_utime.tv_usec) / 1000000.0); | |
277 | } | |
278 | } | |
279 | if (WITH_EVENTS) | |
280 | total_sim_cycles = event_queue_time(psim_event_queue(system)) - 1; | |
281 | if (cpu_time > 0) { | |
282 | if (total_insns > 0) | |
283 | cpu_insns_second = (long)(((double)total_insns / cpu_time) + 0.5); | |
284 | if (total_sim_cycles) { | |
285 | sim_cycles_second = (long)(((double)total_sim_cycles / cpu_time) + 0.5); | |
286 | } | |
287 | } | |
288 | #endif | |
289 | ||
290 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { | |
291 | ||
292 | if (verbose > 1) { | |
293 | itable_index sort_insns[nr_itable_entries]; | |
294 | int nr_sort_insns = 0; | |
295 | itable_index index; | |
296 | int index2; | |
297 | ||
298 | if (cpu_nr) | |
299 | printf_filtered ("\n"); | |
300 | ||
301 | for (index = 0; index < nr_itable_entries; index++) { | |
302 | if (monitor->cpu_monitor[cpu_nr].issue_count[index]) { | |
303 | sort_insns[nr_sort_insns++] = index; | |
304 | } | |
305 | } | |
306 | ||
307 | qsort((void *)sort_insns, nr_sort_insns, sizeof(sort_insns[0]), mon_sort_instruction_names); | |
308 | ||
309 | for (index2 = 0; index2 < nr_sort_insns; index2++) { | |
310 | index = sort_insns[index2]; | |
311 | printf_filtered("CPU #%*d executed %*s %s instruction%s.\n", | |
312 | len_cpu, cpu_nr+1, | |
313 | len_num, mon_add_commas(buffer, | |
314 | sizeof(buffer), | |
315 | monitor->cpu_monitor[cpu_nr].issue_count[index]), | |
316 | itable[index].name, | |
317 | (monitor->cpu_monitor[cpu_nr].issue_count[index] == 1) ? "" : "s"); | |
318 | } | |
319 | ||
320 | printf_filtered ("\n"); | |
321 | } | |
322 | ||
323 | if (CURRENT_MODEL_ISSUE > 0) | |
324 | { | |
325 | model_data *model_ptr = cpu_model(psim_cpu(system, cpu_nr)); | |
326 | model_print *ptr = model_mon_info(model_ptr); | |
327 | model_print *orig_ptr = ptr; | |
328 | ||
329 | while (ptr) { | |
330 | if (ptr->count) | |
331 | printf_filtered("CPU #%*d executed %*s %s%s.\n", | |
332 | len_cpu, cpu_nr+1, | |
333 | len_num, mon_add_commas(buffer, | |
334 | sizeof(buffer), | |
335 | ptr->count), | |
336 | ptr->name, | |
337 | ((ptr->count == 1) | |
338 | ? ptr->suffix_singular | |
339 | : ptr->suffix_plural)); | |
340 | ||
341 | ptr = ptr->next; | |
342 | } | |
343 | ||
344 | model_mon_info_free(model_ptr, orig_ptr); | |
345 | } | |
346 | ||
347 | if (monitor->cpu_monitor[cpu_nr].read_count) | |
348 | printf_filtered ("CPU #%*d executed %*s read%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n", | |
349 | len_cpu, cpu_nr+1, | |
350 | len_num, mon_add_commas(buffer, | |
351 | sizeof(buffer), | |
352 | monitor->cpu_monitor[cpu_nr].read_count), | |
353 | (monitor->cpu_monitor[cpu_nr].read_count == 1) ? "" : "s", | |
354 | len_sub_num[1], mon_add_commas(buffer1, | |
355 | sizeof(buffer1), | |
356 | monitor->cpu_monitor[cpu_nr].read_byte_count[1]), | |
357 | len_sub_num[2], mon_add_commas(buffer2, | |
358 | sizeof(buffer2), | |
359 | monitor->cpu_monitor[cpu_nr].read_byte_count[2]), | |
360 | len_sub_num[4], mon_add_commas(buffer4, | |
361 | sizeof(buffer4), | |
362 | monitor->cpu_monitor[cpu_nr].read_byte_count[4]), | |
363 | len_sub_num[8], mon_add_commas(buffer8, | |
364 | sizeof(buffer8), | |
365 | monitor->cpu_monitor[cpu_nr].read_byte_count[8])); | |
366 | ||
367 | if (monitor->cpu_monitor[cpu_nr].write_count) | |
368 | printf_filtered ("CPU #%*d executed %*s write%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n", | |
369 | len_cpu, cpu_nr+1, | |
370 | len_num, mon_add_commas(buffer, | |
371 | sizeof(buffer), | |
372 | monitor->cpu_monitor[cpu_nr].write_count), | |
373 | (monitor->cpu_monitor[cpu_nr].write_count == 1) ? "" : "s", | |
374 | len_sub_num[1], mon_add_commas(buffer1, | |
375 | sizeof(buffer1), | |
376 | monitor->cpu_monitor[cpu_nr].write_byte_count[1]), | |
377 | len_sub_num[2], mon_add_commas(buffer2, | |
378 | sizeof(buffer2), | |
379 | monitor->cpu_monitor[cpu_nr].write_byte_count[2]), | |
380 | len_sub_num[4], mon_add_commas(buffer4, | |
381 | sizeof(buffer4), | |
382 | monitor->cpu_monitor[cpu_nr].write_byte_count[4]), | |
383 | len_sub_num[8], mon_add_commas(buffer8, | |
384 | sizeof(buffer8), | |
385 | monitor->cpu_monitor[cpu_nr].write_byte_count[8])); | |
386 | ||
387 | if (monitor->cpu_monitor[cpu_nr].unaligned_read_count) | |
388 | printf_filtered ("CPU #%*d executed %*s unaligned read%s.\n", | |
389 | len_cpu, cpu_nr+1, | |
390 | len_num, mon_add_commas(buffer, | |
391 | sizeof(buffer), | |
392 | monitor->cpu_monitor[cpu_nr].unaligned_read_count), | |
393 | (monitor->cpu_monitor[cpu_nr].unaligned_read_count == 1) ? "" : "s"); | |
394 | ||
395 | if (monitor->cpu_monitor[cpu_nr].unaligned_write_count) | |
396 | printf_filtered ("CPU #%*d executed %*s unaligned write%s.\n", | |
397 | len_cpu, cpu_nr+1, | |
398 | len_num, mon_add_commas(buffer, | |
399 | sizeof(buffer), | |
400 | monitor->cpu_monitor[cpu_nr].unaligned_write_count), | |
401 | (monitor->cpu_monitor[cpu_nr].unaligned_write_count == 1) ? "" : "s"); | |
402 | ||
403 | if (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]) | |
404 | printf_filtered ("CPU #%*d executed %*s icache miss%s.\n", | |
405 | len_cpu, cpu_nr+1, | |
406 | len_num, mon_add_commas(buffer, | |
407 | sizeof(buffer), | |
408 | monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]), | |
409 | (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss] == 1) ? "" : "es"); | |
410 | ||
411 | { | |
412 | long nr_insns = mon_get_number_of_insns(monitor, cpu_nr); | |
413 | if (nr_insns > 0) | |
414 | printf_filtered("CPU #%*d executed %*s instructions in total.\n", | |
415 | len_cpu, cpu_nr+1, | |
416 | len_num, mon_add_commas(buffer, | |
417 | sizeof(buffer), | |
418 | nr_insns)); | |
419 | } | |
420 | } | |
421 | ||
422 | if (total_insns > 0) { | |
423 | if (monitor->nr_cpus > 1) | |
424 | printf_filtered("\nAll CPUs executed %s instructions in total.\n", | |
425 | mon_add_commas(buffer, sizeof(buffer), total_insns)); | |
426 | } | |
427 | else if (total_sim_cycles > 0) { | |
428 | printf_filtered("\nSimulator performed %s simulation cycles.\n", | |
429 | mon_add_commas(buffer, sizeof(buffer), total_sim_cycles)); | |
430 | } | |
431 | ||
432 | if (cpu_insns_second) | |
433 | printf_filtered ("%sSimulator speed was %s instructions/second.\n", | |
434 | (monitor->nr_cpus > 1) ? "" : "\n", | |
435 | mon_add_commas(buffer, sizeof(buffer), cpu_insns_second)); | |
436 | else if (sim_cycles_second) | |
437 | printf_filtered ("Simulator speed was %s simulation cycles/second\n", | |
438 | mon_add_commas(buffer, sizeof(buffer), sim_cycles_second)); | |
439 | else if (cpu_time > 0.0) | |
440 | printf_filtered ("%sSimulator executed for %.2f seconds\n", | |
441 | (monitor->nr_cpus > 1) ? "" : "\n", cpu_time); | |
442 | ||
443 | } | |
444 | ||
445 | #endif /* _MON_C_ */ |