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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 | |
3fd725ef | 7 | the Free Software Foundation; either version 3 of the License, or |
c906108c SS |
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 | |
51b318de | 16 | along with this program; if not, see <http://www.gnu.org/licenses/>. |
c906108c SS |
17 | |
18 | */ | |
19 | ||
20 | ||
21 | #ifndef _MON_C_ | |
22 | #define _MON_C_ | |
23 | ||
24 | #include "basics.h" | |
25 | #include "cpu.h" | |
26 | #include "mon.h" | |
27 | #include <stdio.h> | |
28 | ||
29 | #ifdef HAVE_STRING_H | |
30 | #include <string.h> | |
31 | #else | |
32 | #ifdef HAVE_STRINGS_H | |
33 | #include <strings.h> | |
34 | #endif | |
35 | #endif | |
36 | ||
37 | #ifdef HAVE_UNISTD_H | |
38 | #include <unistd.h> | |
39 | #endif | |
40 | ||
41 | #ifdef HAVE_STDLIB_H | |
42 | #include <stdlib.h> | |
43 | #endif | |
44 | ||
45 | #ifdef HAVE_SYS_TYPES_H | |
46 | #include <sys/types.h> | |
47 | #endif | |
48 | ||
49 | #ifdef HAVE_TIME_H | |
50 | #include <time.h> | |
51 | #endif | |
52 | ||
53 | #ifdef HAVE_SYS_TIMES_H | |
54 | #include <sys/times.h> | |
55 | #endif | |
56 | ||
57 | #ifdef HAVE_SYS_TIME_H | |
58 | #include <sys/time.h> | |
59 | #endif | |
60 | ||
61 | #ifdef HAVE_SYS_RESOURCE_H | |
62 | #include <sys/resource.h> | |
63 | int getrusage(); | |
64 | #endif | |
65 | ||
66 | #define MAX_BYTE_READWRITE 9 | |
67 | #define MAX_SHIFT_READWRITE 3 | |
68 | ||
69 | struct _cpu_mon { | |
70 | count_type issue_count[nr_itable_entries]; | |
71 | count_type read_count; | |
72 | count_type read_byte_count[MAX_BYTE_READWRITE]; | |
73 | count_type write_count; | |
74 | count_type write_byte_count[MAX_BYTE_READWRITE]; | |
75 | count_type unaligned_read_count; | |
76 | count_type unaligned_write_count; | |
77 | count_type event_count[nr_mon_events]; | |
78 | }; | |
79 | ||
80 | struct _mon { | |
81 | int nr_cpus; | |
82 | cpu_mon cpu_monitor[MAX_NR_PROCESSORS]; | |
83 | }; | |
84 | ||
85 | ||
86 | INLINE_MON\ | |
87 | (mon *) | |
88 | mon_create(void) | |
89 | { | |
90 | mon *monitor = ZALLOC(mon); | |
91 | return monitor; | |
92 | } | |
93 | ||
94 | ||
95 | INLINE_MON\ | |
96 | (cpu_mon *) | |
97 | mon_cpu(mon *monitor, | |
98 | int cpu_nr) | |
99 | { | |
100 | if (cpu_nr < 0 || cpu_nr >= MAX_NR_PROCESSORS) | |
101 | error("mon_cpu() - invalid cpu number\n"); | |
102 | return &monitor->cpu_monitor[cpu_nr]; | |
103 | } | |
104 | ||
105 | ||
106 | INLINE_MON\ | |
107 | (void) | |
108 | mon_init(mon *monitor, | |
109 | int nr_cpus) | |
110 | { | |
111 | memset(monitor, 0, sizeof(*monitor)); | |
112 | monitor->nr_cpus = nr_cpus; | |
113 | } | |
114 | ||
115 | ||
116 | INLINE_MON\ | |
117 | (void) | |
118 | mon_issue(itable_index index, | |
119 | cpu *processor, | |
120 | unsigned_word cia) | |
121 | { | |
122 | cpu_mon *monitor = cpu_monitor(processor); | |
123 | ASSERT(index <= nr_itable_entries); | |
124 | monitor->issue_count[index] += 1; | |
125 | } | |
126 | ||
127 | ||
128 | INLINE_MON\ | |
129 | (void) | |
130 | mon_read(unsigned_word ea, | |
131 | unsigned_word ra, | |
132 | unsigned nr_bytes, | |
133 | cpu *processor, | |
134 | unsigned_word cia) | |
135 | { | |
136 | cpu_mon *monitor = cpu_monitor(processor); | |
137 | monitor->read_count += 1; | |
138 | monitor->read_byte_count[nr_bytes] += 1; | |
139 | if ((nr_bytes - 1) & ea) | |
140 | monitor->unaligned_read_count += 1; | |
141 | } | |
142 | ||
143 | ||
144 | INLINE_MON\ | |
145 | (void) | |
146 | mon_write(unsigned_word ea, | |
147 | unsigned_word ra, | |
148 | unsigned nr_bytes, | |
149 | cpu *processor, | |
150 | unsigned_word cia) | |
151 | { | |
152 | cpu_mon *monitor = cpu_monitor(processor); | |
153 | monitor->write_count += 1; | |
154 | monitor->write_byte_count[nr_bytes] += 1; | |
155 | if ((nr_bytes - 1) & ea) | |
156 | monitor->unaligned_write_count += 1; | |
157 | } | |
158 | ||
159 | INLINE_MON\ | |
160 | (void) | |
161 | mon_event(mon_events event, | |
162 | cpu *processor, | |
163 | unsigned_word cia) | |
164 | { | |
165 | cpu_mon *monitor = cpu_monitor(processor); | |
166 | ASSERT(event < nr_mon_events); | |
167 | monitor->event_count[event] += 1; | |
168 | } | |
169 | ||
170 | INLINE_MON\ | |
171 | (unsigned) | |
172 | mon_get_number_of_insns(mon *monitor, | |
173 | int cpu_nr) | |
174 | { | |
175 | itable_index index; | |
176 | unsigned total_insns = 0; | |
177 | ASSERT(cpu_nr >= 0 && cpu_nr < monitor->nr_cpus); | |
178 | for (index = 0; index < nr_itable_entries; index++) | |
179 | total_insns += monitor->cpu_monitor[cpu_nr].issue_count[index]; | |
180 | return total_insns; | |
181 | } | |
182 | ||
183 | STATIC_INLINE_MON\ | |
184 | (int) | |
185 | mon_sort_instruction_names(const void *ptr_a, const void *ptr_b) | |
186 | { | |
187 | itable_index a = *(const itable_index *)ptr_a; | |
188 | itable_index b = *(const itable_index *)ptr_b; | |
189 | ||
190 | return strcmp (itable[a].name, itable[b].name); | |
191 | } | |
192 | ||
193 | STATIC_INLINE_MON\ | |
194 | (char *) | |
195 | mon_add_commas(char *buf, | |
196 | int sizeof_buf, | |
197 | count_type value) | |
198 | { | |
199 | int comma = 3; | |
200 | char *endbuf = buf + sizeof_buf - 1; | |
201 | ||
202 | *--endbuf = '\0'; | |
203 | do { | |
204 | if (comma-- == 0) | |
205 | { | |
206 | *--endbuf = ','; | |
207 | comma = 2; | |
208 | } | |
209 | ||
210 | *--endbuf = (value % 10) + '0'; | |
211 | } while ((value /= 10) != 0); | |
212 | ||
213 | ASSERT(endbuf >= buf); | |
214 | return endbuf; | |
215 | } | |
216 | ||
217 | ||
218 | INLINE_MON\ | |
219 | (void) | |
220 | mon_print_info(psim *system, | |
221 | mon *monitor, | |
222 | int verbose) | |
223 | { | |
224 | char buffer[20]; | |
225 | char buffer1[20]; | |
226 | char buffer2[20]; | |
227 | char buffer4[20]; | |
228 | char buffer8[20]; | |
229 | int cpu_nr; | |
230 | int len_cpu; | |
231 | int len_num = 0; | |
232 | int len_sub_num[MAX_BYTE_READWRITE]; | |
233 | int len; | |
234 | int i; | |
235 | long total_insns = 0; | |
236 | long cpu_insns_second = 0; | |
237 | long total_sim_cycles = 0; | |
238 | long sim_cycles_second = 0; | |
239 | double cpu_time = 0.0; | |
240 | ||
241 | for (i = 0; i < MAX_BYTE_READWRITE; i++) | |
242 | len_sub_num[i] = 0; | |
243 | ||
244 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { | |
245 | count_type num_insns = mon_get_number_of_insns(monitor, cpu_nr); | |
246 | ||
247 | total_insns += num_insns; | |
248 | len = strlen (mon_add_commas(buffer, sizeof(buffer), num_insns)); | |
249 | if (len_num < len) | |
250 | len_num = len; | |
251 | ||
252 | for (i = 0; i <= MAX_SHIFT_READWRITE; i++) { | |
253 | int size = 1<<i; | |
254 | len = strlen (mon_add_commas(buffer, sizeof(buffer), | |
255 | monitor->cpu_monitor[cpu_nr].read_byte_count[size])); | |
256 | if (len_sub_num[size] < len) | |
257 | len_sub_num[size] = len; | |
258 | ||
259 | len = strlen (mon_add_commas(buffer, sizeof(buffer), | |
260 | monitor->cpu_monitor[cpu_nr].write_byte_count[size])); | |
261 | if (len_sub_num[size] < len) | |
262 | len_sub_num[size] = len; | |
263 | } | |
264 | } | |
265 | ||
266 | sprintf (buffer, "%d", (int)monitor->nr_cpus + 1); | |
267 | len_cpu = strlen (buffer); | |
268 | ||
269 | #ifdef HAVE_GETRUSAGE | |
270 | { | |
271 | struct rusage mytime; | |
272 | if (getrusage (RUSAGE_SELF, &mytime) == 0 | |
273 | && (mytime.ru_utime.tv_sec > 0 || mytime.ru_utime.tv_usec > 0)) { | |
274 | ||
275 | cpu_time = (double)mytime.ru_utime.tv_sec + (((double)mytime.ru_utime.tv_usec) / 1000000.0); | |
276 | } | |
277 | } | |
278 | if (WITH_EVENTS) | |
279 | total_sim_cycles = event_queue_time(psim_event_queue(system)) - 1; | |
280 | if (cpu_time > 0) { | |
281 | if (total_insns > 0) | |
282 | cpu_insns_second = (long)(((double)total_insns / cpu_time) + 0.5); | |
283 | if (total_sim_cycles) { | |
284 | sim_cycles_second = (long)(((double)total_sim_cycles / cpu_time) + 0.5); | |
285 | } | |
286 | } | |
287 | #endif | |
288 | ||
289 | for (cpu_nr = 0; cpu_nr < monitor->nr_cpus; cpu_nr++) { | |
290 | ||
291 | if (verbose > 1) { | |
292 | itable_index sort_insns[nr_itable_entries]; | |
293 | int nr_sort_insns = 0; | |
294 | itable_index index; | |
295 | int index2; | |
296 | ||
297 | if (cpu_nr) | |
298 | printf_filtered ("\n"); | |
299 | ||
300 | for (index = 0; index < nr_itable_entries; index++) { | |
301 | if (monitor->cpu_monitor[cpu_nr].issue_count[index]) { | |
302 | sort_insns[nr_sort_insns++] = index; | |
303 | } | |
304 | } | |
305 | ||
306 | qsort((void *)sort_insns, nr_sort_insns, sizeof(sort_insns[0]), mon_sort_instruction_names); | |
307 | ||
308 | for (index2 = 0; index2 < nr_sort_insns; index2++) { | |
309 | index = sort_insns[index2]; | |
310 | printf_filtered("CPU #%*d executed %*s %s instruction%s.\n", | |
311 | len_cpu, cpu_nr+1, | |
312 | len_num, mon_add_commas(buffer, | |
313 | sizeof(buffer), | |
314 | monitor->cpu_monitor[cpu_nr].issue_count[index]), | |
315 | itable[index].name, | |
316 | (monitor->cpu_monitor[cpu_nr].issue_count[index] == 1) ? "" : "s"); | |
317 | } | |
318 | ||
319 | printf_filtered ("\n"); | |
320 | } | |
321 | ||
322 | if (CURRENT_MODEL_ISSUE > 0) | |
323 | { | |
324 | model_data *model_ptr = cpu_model(psim_cpu(system, cpu_nr)); | |
325 | model_print *ptr = model_mon_info(model_ptr); | |
326 | model_print *orig_ptr = ptr; | |
327 | ||
328 | while (ptr) { | |
329 | if (ptr->count) | |
330 | printf_filtered("CPU #%*d executed %*s %s%s.\n", | |
331 | len_cpu, cpu_nr+1, | |
332 | len_num, mon_add_commas(buffer, | |
333 | sizeof(buffer), | |
334 | ptr->count), | |
335 | ptr->name, | |
336 | ((ptr->count == 1) | |
337 | ? ptr->suffix_singular | |
338 | : ptr->suffix_plural)); | |
339 | ||
340 | ptr = ptr->next; | |
341 | } | |
342 | ||
343 | model_mon_info_free(model_ptr, orig_ptr); | |
344 | } | |
345 | ||
346 | if (monitor->cpu_monitor[cpu_nr].read_count) | |
347 | printf_filtered ("CPU #%*d executed %*s read%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n", | |
348 | len_cpu, cpu_nr+1, | |
349 | len_num, mon_add_commas(buffer, | |
350 | sizeof(buffer), | |
351 | monitor->cpu_monitor[cpu_nr].read_count), | |
352 | (monitor->cpu_monitor[cpu_nr].read_count == 1) ? "" : "s", | |
353 | len_sub_num[1], mon_add_commas(buffer1, | |
354 | sizeof(buffer1), | |
355 | monitor->cpu_monitor[cpu_nr].read_byte_count[1]), | |
356 | len_sub_num[2], mon_add_commas(buffer2, | |
357 | sizeof(buffer2), | |
358 | monitor->cpu_monitor[cpu_nr].read_byte_count[2]), | |
359 | len_sub_num[4], mon_add_commas(buffer4, | |
360 | sizeof(buffer4), | |
361 | monitor->cpu_monitor[cpu_nr].read_byte_count[4]), | |
362 | len_sub_num[8], mon_add_commas(buffer8, | |
363 | sizeof(buffer8), | |
364 | monitor->cpu_monitor[cpu_nr].read_byte_count[8])); | |
365 | ||
366 | if (monitor->cpu_monitor[cpu_nr].write_count) | |
367 | printf_filtered ("CPU #%*d executed %*s write%s (%*s 1-byte, %*s 2-byte, %*s 4-byte, %*s 8-byte).\n", | |
368 | len_cpu, cpu_nr+1, | |
369 | len_num, mon_add_commas(buffer, | |
370 | sizeof(buffer), | |
371 | monitor->cpu_monitor[cpu_nr].write_count), | |
372 | (monitor->cpu_monitor[cpu_nr].write_count == 1) ? "" : "s", | |
373 | len_sub_num[1], mon_add_commas(buffer1, | |
374 | sizeof(buffer1), | |
375 | monitor->cpu_monitor[cpu_nr].write_byte_count[1]), | |
376 | len_sub_num[2], mon_add_commas(buffer2, | |
377 | sizeof(buffer2), | |
378 | monitor->cpu_monitor[cpu_nr].write_byte_count[2]), | |
379 | len_sub_num[4], mon_add_commas(buffer4, | |
380 | sizeof(buffer4), | |
381 | monitor->cpu_monitor[cpu_nr].write_byte_count[4]), | |
382 | len_sub_num[8], mon_add_commas(buffer8, | |
383 | sizeof(buffer8), | |
384 | monitor->cpu_monitor[cpu_nr].write_byte_count[8])); | |
385 | ||
386 | if (monitor->cpu_monitor[cpu_nr].unaligned_read_count) | |
387 | printf_filtered ("CPU #%*d executed %*s unaligned read%s.\n", | |
388 | len_cpu, cpu_nr+1, | |
389 | len_num, mon_add_commas(buffer, | |
390 | sizeof(buffer), | |
391 | monitor->cpu_monitor[cpu_nr].unaligned_read_count), | |
392 | (monitor->cpu_monitor[cpu_nr].unaligned_read_count == 1) ? "" : "s"); | |
393 | ||
394 | if (monitor->cpu_monitor[cpu_nr].unaligned_write_count) | |
395 | printf_filtered ("CPU #%*d executed %*s unaligned write%s.\n", | |
396 | len_cpu, cpu_nr+1, | |
397 | len_num, mon_add_commas(buffer, | |
398 | sizeof(buffer), | |
399 | monitor->cpu_monitor[cpu_nr].unaligned_write_count), | |
400 | (monitor->cpu_monitor[cpu_nr].unaligned_write_count == 1) ? "" : "s"); | |
401 | ||
402 | if (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]) | |
403 | printf_filtered ("CPU #%*d executed %*s icache miss%s.\n", | |
404 | len_cpu, cpu_nr+1, | |
405 | len_num, mon_add_commas(buffer, | |
406 | sizeof(buffer), | |
407 | monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss]), | |
408 | (monitor->cpu_monitor[cpu_nr].event_count[mon_event_icache_miss] == 1) ? "" : "es"); | |
409 | ||
410 | { | |
411 | long nr_insns = mon_get_number_of_insns(monitor, cpu_nr); | |
412 | if (nr_insns > 0) | |
413 | printf_filtered("CPU #%*d executed %*s instructions in total.\n", | |
414 | len_cpu, cpu_nr+1, | |
415 | len_num, mon_add_commas(buffer, | |
416 | sizeof(buffer), | |
417 | nr_insns)); | |
418 | } | |
419 | } | |
420 | ||
421 | if (total_insns > 0) { | |
422 | if (monitor->nr_cpus > 1) | |
423 | printf_filtered("\nAll CPUs executed %s instructions in total.\n", | |
424 | mon_add_commas(buffer, sizeof(buffer), total_insns)); | |
425 | } | |
426 | else if (total_sim_cycles > 0) { | |
427 | printf_filtered("\nSimulator performed %s simulation cycles.\n", | |
428 | mon_add_commas(buffer, sizeof(buffer), total_sim_cycles)); | |
429 | } | |
430 | ||
431 | if (cpu_insns_second) | |
432 | printf_filtered ("%sSimulator speed was %s instructions/second.\n", | |
433 | (monitor->nr_cpus > 1) ? "" : "\n", | |
434 | mon_add_commas(buffer, sizeof(buffer), cpu_insns_second)); | |
435 | else if (sim_cycles_second) | |
436 | printf_filtered ("Simulator speed was %s simulation cycles/second\n", | |
437 | mon_add_commas(buffer, sizeof(buffer), sim_cycles_second)); | |
438 | else if (cpu_time > 0.0) | |
439 | printf_filtered ("%sSimulator executed for %.2f seconds\n", | |
440 | (monitor->nr_cpus > 1) ? "" : "\n", cpu_time); | |
441 | ||
442 | } | |
443 | ||
444 | #endif /* _MON_C_ */ |