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