| 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_ */ |