src/vm/statistics.c

   1 /* statistics.c - global varables for statistics
   2
   3    Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
   4    Institut f. Computersprachen, TU Wien
   5    R. Grafl, A. Krall, C. Kruegel, C. Oates, R. Obermaisser, M. Probst,
   6    S. Ring, E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich,
   7    J. Wenninger
   8
   9    This file is part of CACAO.
  10
  11    This program is free software; you can redistribute it and/or
  12    modify it under the terms of the GNU General Public License as
  13    published by the Free Software Foundation; either version 2, or (at
  14    your option) any later version.
  15
  16    This program is distributed in the hope that it will be useful, but
  17    WITHOUT ANY WARRANTY; without even the implied warranty of
  18    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19    General Public License for more details.
  20
  21    You should have received a copy of the GNU General Public License
  22    along with this program; if not, write to the Free Software
  23    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  24    02111-1307, USA.
  25
  26    Contact: cacao@complang.tuwien.ac.at
  27
  28    Authors: Christian Thalinger
  29
  30    $Id: statistics.c 1438 2004-11-05 09:52:49Z twisti $
  31
  32 */
  33
  34
  35 #include <sys/time.h>
  36 #include <sys/resource.h>
  37 #include "global.h"
  38 #include "statistics.h"
  39 #include "toolbox/logging.h"
  40 #include "options.h"
  41
  42
  43 /* global variables */
  44
  45 static s8 loadingtime = 0;              /* accumulated loading time           */
  46 static s8 loadingstarttime = 0;
  47 static s8 loadingstoptime = 0;
  48 static s4 loadingtime_recursion = 0;
  49
  50 static s8 compilingtime = 0;            /* accumulated compile time           */
  51 static s8 compilingstarttime = 0;
  52 static s8 compilingstoptime = 0;
  53 static s4 compilingtime_recursion = 0;
  54
  55 s4 memoryusage = 0;
  56 s4 maxmemusage = 0;
  57 s4 maxdumpsize = 0;
  58
  59 s4 globalallocateddumpsize = 0;
  60 s4 globaluseddumpsize = 0;
  61
  62 int count_class_infos = 0;              /* variables for measurements         */
  63 int count_const_pool_len = 0;
  64 int count_vftbl_len = 0;
  65 int count_all_methods = 0;
  66 int count_methods_marked_used = 0;  /* RTA */
  67
  68 int count_vmcode_len = 0;
  69 int count_extable_len = 0;
  70 int count_class_loads = 0;
  71 int count_class_inits = 0;
  72
  73 int count_utf_len = 0;                  /* size of utf hash                   */
  74 int count_utf_new = 0;                  /* calls of utf_new                   */
  75 int count_utf_new_found  = 0;           /* calls of utf_new with fast return  */
  76
  77 int count_jit_calls = 0;
  78 int count_methods = 0;
  79 int count_spills = 0;
  80 int count_pcmd_activ = 0;
  81 int count_pcmd_drop = 0;
  82 int count_pcmd_zero = 0;
  83 int count_pcmd_const_store = 0;
  84 int count_pcmd_const_alu = 0;
  85 int count_pcmd_const_bra = 0;
  86 int count_pcmd_load = 0;
  87 int count_pcmd_move = 0;
  88 int count_load_instruction = 0;
  89 int count_pcmd_store = 0;
  90 int count_pcmd_store_comb = 0;
  91 int count_dup_instruction = 0;
  92 int count_pcmd_op = 0;
  93 int count_pcmd_mem = 0;
  94 int count_pcmd_met = 0;
  95 int count_pcmd_bra = 0;
  96 int count_pcmd_table = 0;
  97 int count_pcmd_return = 0;
  98 int count_pcmd_returnx = 0;
  99 int count_check_null = 0;
 100 int count_check_bound = 0;
 101 int count_max_basic_blocks = 0;
 102 int count_basic_blocks = 0;
 103 int count_javainstr = 0;
 104 int count_max_javainstr = 0;
 105 int count_javacodesize = 0;
 106 int count_javaexcsize = 0;
 107 int count_calls = 0;
 108 int count_tryblocks = 0;
 109 int count_code_len = 0;
 110 int count_data_len = 0;
 111 int count_cstub_len = 0;
 112 int count_nstub_len = 0;
 113 int count_max_new_stack = 0;
 114 int count_upper_bound_new_stack = 0;
 115 static int count_block_stack_init[11] = {
 116         0, 0, 0, 0, 0,
 117         0, 0, 0, 0, 0,
 118         0
 119 };
 120 int *count_block_stack = count_block_stack_init;
 121 static int count_analyse_iterations_init[5] = {
 122         0, 0, 0, 0, 0
 123 };
 124 int *count_analyse_iterations = count_analyse_iterations_init;
 125 static int count_method_bb_distribution_init[9] = {
 126         0, 0, 0, 0, 0,
 127         0, 0, 0, 0
 128 };
 129 int *count_method_bb_distribution = count_method_bb_distribution_init;
 130 static int count_block_size_distribution_init[18] = {
 131         0, 0, 0, 0, 0,
 132         0, 0, 0, 0, 0,
 133         0, 0, 0, 0, 0,
 134         0, 0, 0
 135 };
 136 int *count_block_size_distribution = count_block_size_distribution_init;
 137 static int count_store_length_init[21] = {
 138         0, 0, 0, 0, 0,
 139         0, 0, 0, 0, 0,
 140         0, 0, 0, 0, 0,
 141         0, 0, 0, 0, 0,
 142         0
 143 };
 144 int *count_store_length = count_store_length_init;
 145 static int count_store_depth_init[11] = {
 146         0, 0, 0, 0, 0,
 147         0, 0, 0, 0, 0,
 148         0
 149 };
 150 int *count_store_depth = count_store_depth_init;
 151
 152
 153 /* getcputime *********************************** ******************************
 154
 155    Returns the used CPU time in microseconds
 156
 157 *******************************************************************************/
 158
 159 s8 getcputime()
 160 {
 161         struct rusage ru;
 162         int sec, usec;
 163
 164         getrusage(RUSAGE_SELF, &ru);
 165         sec = ru.ru_utime.tv_sec + ru.ru_stime.tv_sec;
 166         usec = ru.ru_utime.tv_usec + ru.ru_stime.tv_usec;
 167
 168         return sec * 1000000 + usec;
 169 }
 170
 171
 172 /* loadingtime_stop ************************************************************
 173
 174    XXX
 175
 176 *******************************************************************************/
 177
 178 void loadingtime_start()
 179 {
 180         loadingtime_recursion++;
 181
 182         if (loadingtime_recursion == 1)
 183                 loadingstarttime = getcputime();
 184 }
 185
 186
 187 /* loadingtime_stop ************************************************************
 188
 189    XXX
 190
 191 *******************************************************************************/
 192
 193 void loadingtime_stop()
 194 {
 195         if (loadingtime_recursion == 1) {
 196                 loadingstoptime = getcputime();
 197                 loadingtime += (loadingstoptime - loadingstarttime);
 198         }
 199
 200         loadingtime_recursion--;
 201 }
 202
 203
 204 /* compilingtime_stop **********************************************************
 205
 206    XXX
 207
 208 *******************************************************************************/
 209
 210 void compilingtime_start()
 211 {
 212         compilingtime_recursion++;
 213
 214         if (compilingtime_recursion == 1)
 215                 compilingstarttime = getcputime();
 216 }
 217
 218
 219 /* compilingtime_stop **********************************************************
 220
 221    XXX
 222
 223 *******************************************************************************/
 224
 225 void compilingtime_stop()
 226 {
 227         if (compilingtime_recursion == 1) {
 228                 compilingstoptime = getcputime();
 229                 compilingtime += (compilingstoptime - compilingstarttime);
 230         }
 231
 232         compilingtime_recursion--;
 233 }
 234
 235
 236 /* print_times *****************************************************************
 237
 238    Prints a summary of CPU time usage.
 239
 240 *******************************************************************************/
 241
 242 void print_times()
 243 {
 244         s8 totaltime = getcputime();
 245         s8 runtime = totaltime - loadingtime - compilingtime;
 246         char logtext[MAXLOGTEXT];
 247
 248 #if defined(__I386__) || defined(__POWERPC__)
 249         sprintf(logtext, "Time for loading classes: %lld secs, %lld millis",
 250 #else
 251         sprintf(logtext, "Time for loading classes: %ld secs, %ld millis",
 252 #endif
 253                         loadingtime / 1000000, (loadingtime % 1000000) / 1000);
 254         log_text(logtext);
 255
 256 #if defined(__I386__) || defined(__POWERPC__)
 257         sprintf(logtext, "Time for compiling code:  %lld secs, %lld millis",
 258 #else
 259         sprintf(logtext, "Time for compiling code:  %ld secs, %ld millis",
 260 #endif
 261                         compilingtime / 1000000, (compilingtime % 1000000) / 1000);
 262         log_text(logtext);
 263
 264 #if defined(__I386__) || defined(__POWERPC__)
 265         sprintf(logtext, "Time for running program: %lld secs, %lld millis",
 266 #else
 267         sprintf(logtext, "Time for running program: %ld secs, %ld millis",
 268 #endif
 269                         runtime / 1000000, (runtime % 1000000) / 1000);
 270         log_text(logtext);
 271
 272 #if defined(__I386__) || defined(__POWERPC__)
 273         sprintf(logtext, "Total time: %lld secs, %lld millis",
 274 #else
 275         sprintf(logtext, "Total time: %ld secs, %ld millis",
 276 #endif
 277                         totaltime / 1000000, (totaltime % 1000000) / 1000);
 278         log_text(logtext);
 279 }
 280
 281
 282 /* print_stats *****************************************************************
 283
 284    outputs detailed compiler statistics
 285
 286 *******************************************************************************/
 287
 288 void print_stats()
 289 {
 290         char logtext[MAXLOGTEXT];
 291
 292         sprintf(logtext, "Number of JitCompiler Calls: %d", count_jit_calls);
 293         log_text(logtext);
 294         sprintf(logtext, "Number of compiled Methods: %d", count_methods);
 295         log_text(logtext);
 296         if (opt_rt) {
 297           sprintf(logtext, "Number of Methods marked Used: %d", count_methods_marked_used);
 298           log_text(logtext);
 299           }
 300         sprintf(logtext, "Number of max basic blocks per method: %d", count_max_basic_blocks);
 301         log_text(logtext);
 302         sprintf(logtext, "Number of compiled basic blocks: %d", count_basic_blocks);
 303         log_text(logtext);
 304         sprintf(logtext, "Number of max JavaVM-Instructions per method: %d", count_max_javainstr);
 305         log_text(logtext);
 306         sprintf(logtext, "Number of compiled JavaVM-Instructions: %d", count_javainstr);
 307         log_text(logtext);
 308         sprintf(logtext, "Size of compiled JavaVM-Instructions:   %d(%d)", count_javacodesize,
 309                         count_javacodesize - count_methods * 18);
 310         log_text(logtext);
 311         sprintf(logtext, "Size of compiled Exception Tables:      %d", count_javaexcsize);
 312         log_text(logtext);
 313         sprintf(logtext, "Number of Machine-Instructions: %d", count_code_len >> 2);
 314         log_text(logtext);
 315         sprintf(logtext, "Number of Spills: %d", count_spills);
 316         log_text(logtext);
 317         sprintf(logtext, "Number of Activ    Pseudocommands: %5d", count_pcmd_activ);
 318         log_text(logtext);
 319         sprintf(logtext, "Number of Drop     Pseudocommands: %5d", count_pcmd_drop);
 320         log_text(logtext);
 321         sprintf(logtext, "Number of Const    Pseudocommands: %5d (zero:%5d)", count_pcmd_load, count_pcmd_zero);
 322         log_text(logtext);
 323         sprintf(logtext, "Number of ConstAlu Pseudocommands: %5d (cmp: %5d, store:%5d)", count_pcmd_const_alu, count_pcmd_const_bra, count_pcmd_const_store);
 324         log_text(logtext);
 325         sprintf(logtext, "Number of Move     Pseudocommands: %5d", count_pcmd_move);
 326         log_text(logtext);
 327         sprintf(logtext, "Number of Load     Pseudocommands: %5d", count_load_instruction);
 328         log_text(logtext);
 329         sprintf(logtext, "Number of Store    Pseudocommands: %5d (combined: %5d)", count_pcmd_store, count_pcmd_store - count_pcmd_store_comb);
 330         log_text(logtext);
 331         sprintf(logtext, "Number of OP       Pseudocommands: %5d", count_pcmd_op);
 332         log_text(logtext);
 333         sprintf(logtext, "Number of DUP      Pseudocommands: %5d", count_dup_instruction);
 334         log_text(logtext);
 335         sprintf(logtext, "Number of Mem      Pseudocommands: %5d", count_pcmd_mem);
 336         log_text(logtext);
 337         sprintf(logtext, "Number of Method   Pseudocommands: %5d", count_pcmd_met);
 338         log_text(logtext);
 339         sprintf(logtext, "Number of Branch   Pseudocommands: %5d (rets:%5d, Xrets: %5d)",
 340                         count_pcmd_bra, count_pcmd_return, count_pcmd_returnx);
 341         log_text(logtext);
 342         sprintf(logtext, "Number of Table    Pseudocommands: %5d", count_pcmd_table);
 343         log_text(logtext);
 344         sprintf(logtext, "Number of Useful   Pseudocommands: %5d", count_pcmd_table +
 345                         count_pcmd_bra + count_pcmd_load + count_pcmd_mem + count_pcmd_op);
 346         log_text(logtext);
 347         sprintf(logtext, "Number of Null Pointer Checks:     %5d", count_check_null);
 348         log_text(logtext);
 349         sprintf(logtext, "Number of Array Bound Checks:      %5d", count_check_bound);
 350         log_text(logtext);
 351         sprintf(logtext, "Number of Try-Blocks: %d", count_tryblocks);
 352         log_text(logtext);
 353         sprintf(logtext, "Maximal count of stack elements:   %d", count_max_new_stack);
 354         log_text(logtext);
 355         sprintf(logtext, "Upper bound of max stack elements: %d", count_upper_bound_new_stack);
 356         log_text(logtext);
 357         sprintf(logtext, "Distribution of stack sizes at block boundary");
 358         log_text(logtext);
 359         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 360         log_text(logtext);
 361         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_block_stack[0],
 362                         count_block_stack[1], count_block_stack[2], count_block_stack[3], count_block_stack[4],
 363                         count_block_stack[5], count_block_stack[6], count_block_stack[7], count_block_stack[8],
 364                         count_block_stack[9], count_block_stack[10]);
 365         log_text(logtext);
 366         sprintf(logtext, "Distribution of store stack depth");
 367         log_text(logtext);
 368         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 369         log_text(logtext);
 370         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_depth[0],
 371                         count_store_depth[1], count_store_depth[2], count_store_depth[3], count_store_depth[4],
 372                         count_store_depth[5], count_store_depth[6], count_store_depth[7], count_store_depth[8],
 373                         count_store_depth[9], count_store_depth[10]);
 374         log_text(logtext);
 375         sprintf(logtext, "Distribution of store creator chains first part");
 376         log_text(logtext);
 377         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9  ");
 378         log_text(logtext);
 379         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[0],
 380                         count_store_length[1], count_store_length[2], count_store_length[3], count_store_length[4],
 381                         count_store_length[5], count_store_length[6], count_store_length[7], count_store_length[8],
 382                         count_store_length[9]);
 383         log_text(logtext);
 384         sprintf(logtext, "Distribution of store creator chains second part");
 385         log_text(logtext);
 386         sprintf(logtext, "   10   11   12   13   14   15   16   17   18   19  >=20");
 387         log_text(logtext);
 388         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[10],
 389                         count_store_length[11], count_store_length[12], count_store_length[13], count_store_length[14],
 390                         count_store_length[15], count_store_length[16], count_store_length[17], count_store_length[18],
 391                         count_store_length[19], count_store_length[20]);
 392         log_text(logtext);
 393         sprintf(logtext, "Distribution of analysis iterations");
 394         log_text(logtext);
 395         sprintf(logtext, "    1    2    3    4    >=5");
 396         log_text(logtext);
 397         sprintf(logtext, "%5d%5d%5d%5d%5d", count_analyse_iterations[0], count_analyse_iterations[1],
 398                         count_analyse_iterations[2], count_analyse_iterations[3], count_analyse_iterations[4]);
 399         log_text(logtext);
 400         sprintf(logtext, "Distribution of basic blocks per method");
 401         log_text(logtext);
 402         sprintf(logtext, " <= 5 <=10 <=15 <=20 <=30 <=40 <=50 <=75  >75");
 403         log_text(logtext);
 404         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_method_bb_distribution[0],
 405                         count_method_bb_distribution[1], count_method_bb_distribution[2], count_method_bb_distribution[3],
 406                         count_method_bb_distribution[4], count_method_bb_distribution[5], count_method_bb_distribution[6],
 407                         count_method_bb_distribution[7], count_method_bb_distribution[8]);
 408         log_text(logtext);
 409         sprintf(logtext, "Distribution of basic block sizes");
 410         log_text(logtext);
 411         sprintf(logtext,
 412                          "  0    1    2    3    4   5   6   7   8   9 <13 <15 <17 <19 <21 <26 <31 >30");
 413         log_text(logtext);
 414         sprintf(logtext, "%3d%5d%5d%5d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d",
 415                         count_block_size_distribution[0], count_block_size_distribution[1], count_block_size_distribution[2],
 416                         count_block_size_distribution[3], count_block_size_distribution[4], count_block_size_distribution[5],
 417                         count_block_size_distribution[6], count_block_size_distribution[7], count_block_size_distribution[8],
 418                         count_block_size_distribution[9], count_block_size_distribution[10], count_block_size_distribution[11],
 419                         count_block_size_distribution[12], count_block_size_distribution[13], count_block_size_distribution[14],
 420                         count_block_size_distribution[15], count_block_size_distribution[16], count_block_size_distribution[17]);
 421         log_text(logtext);
 422         sprintf(logtext, "Size of Code Area (Kb):  %10.3f", (float) count_code_len / 1024);
 423         log_text(logtext);
 424         sprintf(logtext, "Size of data Area (Kb):  %10.3f", (float) count_data_len / 1024);
 425         log_text(logtext);
 426         sprintf(logtext, "Size of Class Infos (Kb):%10.3f", (float) (count_class_infos) / 1024);
 427         log_text(logtext);
 428         sprintf(logtext, "Size of Const Pool (Kb): %10.3f", (float) (count_const_pool_len + count_utf_len) / 1024);
 429         log_text(logtext);
 430         sprintf(logtext, "Size of Vftbl (Kb):      %10.3f", (float) count_vftbl_len / 1024);
 431         log_text(logtext);
 432         sprintf(logtext, "Size of comp stub (Kb):  %10.3f", (float) count_cstub_len / 1024);
 433         log_text(logtext);
 434         sprintf(logtext, "Size of native stub (Kb):%10.3f", (float) count_nstub_len / 1024);
 435         log_text(logtext);
 436         sprintf(logtext, "Size of Utf (Kb):        %10.3f", (float) count_utf_len / 1024);
 437         log_text(logtext);
 438         sprintf(logtext, "Size of VMCode (Kb):     %10.3f(%d)", (float) count_vmcode_len / 1024,
 439                         count_vmcode_len - 18 * count_all_methods);
 440         log_text(logtext);
 441         sprintf(logtext, "Size of ExTable (Kb):    %10.3f", (float) count_extable_len / 1024);
 442         log_text(logtext);
 443         sprintf(logtext, "Number of class loads:   %d", count_class_loads);
 444         log_text(logtext);
 445         sprintf(logtext, "Number of class inits:   %d", count_class_inits);
 446         log_text(logtext);
 447         sprintf(logtext, "Number of loaded Methods: %d\n\n", count_all_methods);
 448         log_text(logtext);
 449
 450         sprintf(logtext, "Calls of utf_new: %22d", count_utf_new);
 451         log_text(logtext);
 452         sprintf(logtext, "Calls of utf_new (element found): %6d\n\n", count_utf_new_found);
 453         log_text(logtext);
 454 }
 455
 456
 457 /* mem_usagelog ****************************************************************
 458
 459    prints some memory related infos
 460
 461 *******************************************************************************/
 462
 463 void mem_usagelog(bool givewarnings)
 464 {
 465         if ((memoryusage != 0) && givewarnings) {
 466                 dolog("Allocated memory not returned: %d", (s4) memoryusage);
 467         }
 468
 469         if ((globalallocateddumpsize != 0) && givewarnings) {
 470                 dolog("Dump memory not returned: %d", (s4) globalallocateddumpsize);
 471         }
 472
 473         dolog("Random/Dump - max. memory usage: %dkB/%dkB",
 474                   (s4) ((maxmemusage + 1023) / 1024),
 475                   (s4) ((maxdumpsize + 1023) / 1024));
 476 }
 477
 478
 479 /*
 480  * These are local overrides for various environment variables in Emacs.
 481  * Please do not remove this and leave it at the end of the file, where
 482  * Emacs will automagically detect them.
 483  * ---------------------------------------------------------------------
 484  * Local variables:
 485  * mode: c
 486  * indent-tabs-mode: t
 487  * c-basic-offset: 4
 488  * tab-width: 4
 489  * End:
 490  */