src/vm/statistics.c

   1 /* statistics.c - global varables for statistics
   2
   3    Copyright (C) 1996-2005 R. Grafl, A. Krall, C. Kruegel, C. Oates,
   4    R. Obermaisser, M. Platter, M. Probst, S. Ring, E. Steiner,
   5    C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich, J. Wenninger,
   6    Institut f. Computersprachen - TU Wien
   7
   8    This file is part of CACAO.
   9
  10    This program is free software; you can redistribute it and/or
  11    modify it under the terms of the GNU General Public License as
  12    published by the Free Software Foundation; either version 2, or (at
  13    your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful, but
  16    WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18    General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  23    02111-1307, USA.
  24
  25    Contact: cacao@complang.tuwien.ac.at
  26
  27    Authors: Christian Thalinger
  28
  29    $Id: statistics.c 1735 2004-12-07 14:33:27Z twisti $
  30
  31 */
  32
  33
  34 #include <sys/time.h>
  35 #include <sys/resource.h>
  36 #include "global.h"
  37 #include "statistics.h"
  38 #include "toolbox/logging.h"
  39 #include "options.h"
  40
  41
  42 /* global variables */
  43
  44 static s8 loadingtime = 0;              /* accumulated loading time           */
  45 static s8 loadingstarttime = 0;
  46 static s8 loadingstoptime = 0;
  47 static s4 loadingtime_recursion = 0;
  48
  49 static s8 compilingtime = 0;            /* accumulated compile time           */
  50 static s8 compilingstarttime = 0;
  51 static s8 compilingstoptime = 0;
  52 static s4 compilingtime_recursion = 0;
  53
  54 s4 memoryusage = 0;
  55 s4 maxmemusage = 0;
  56 s4 maxdumpsize = 0;
  57
  58 s4 globalallocateddumpsize = 0;
  59 s4 globaluseddumpsize = 0;
  60
  61 int count_class_infos = 0;              /* variables for measurements         */
  62 int count_const_pool_len = 0;
  63 int count_vftbl_len = 0;
  64 int count_all_methods = 0;
  65 int count_methods_marked_used = 0;  /* RTA */
  66
  67 int count_vmcode_len = 0;
  68 int count_extable_len = 0;
  69 int count_class_loads = 0;
  70 int count_class_inits = 0;
  71
  72 int count_utf_len = 0;                  /* size of utf hash                   */
  73 int count_utf_new = 0;                  /* calls of utf_new                   */
  74 int count_utf_new_found  = 0;           /* calls of utf_new with fast return  */
  75
  76 int count_jit_calls = 0;
  77 int count_methods = 0;
  78 int count_spills = 0;
  79 int count_pcmd_activ = 0;
  80 int count_pcmd_drop = 0;
  81 int count_pcmd_zero = 0;
  82 int count_pcmd_const_store = 0;
  83 int count_pcmd_const_alu = 0;
  84 int count_pcmd_const_bra = 0;
  85 int count_pcmd_load = 0;
  86 int count_pcmd_move = 0;
  87 int count_load_instruction = 0;
  88 int count_pcmd_store = 0;
  89 int count_pcmd_store_comb = 0;
  90 int count_dup_instruction = 0;
  91 int count_pcmd_op = 0;
  92 int count_pcmd_mem = 0;
  93 int count_pcmd_met = 0;
  94 int count_pcmd_bra = 0;
  95 int count_pcmd_table = 0;
  96 int count_pcmd_return = 0;
  97 int count_pcmd_returnx = 0;
  98 int count_check_null = 0;
  99 int count_check_bound = 0;
 100 int count_max_basic_blocks = 0;
 101 int count_basic_blocks = 0;
 102 int count_javainstr = 0;
 103 int count_max_javainstr = 0;
 104 int count_javacodesize = 0;
 105 int count_javaexcsize = 0;
 106 int count_calls = 0;
 107 int count_tryblocks = 0;
 108 int count_code_len = 0;
 109 int count_data_len = 0;
 110 int count_cstub_len = 0;
 111 int count_nstub_len = 0;
 112 int count_max_new_stack = 0;
 113 int count_upper_bound_new_stack = 0;
 114 static int count_block_stack_init[11] = {
 115         0, 0, 0, 0, 0,
 116         0, 0, 0, 0, 0,
 117         0
 118 };
 119 int *count_block_stack = count_block_stack_init;
 120 static int count_analyse_iterations_init[5] = {
 121         0, 0, 0, 0, 0
 122 };
 123 int *count_analyse_iterations = count_analyse_iterations_init;
 124 static int count_method_bb_distribution_init[9] = {
 125         0, 0, 0, 0, 0,
 126         0, 0, 0, 0
 127 };
 128 int *count_method_bb_distribution = count_method_bb_distribution_init;
 129 static int count_block_size_distribution_init[18] = {
 130         0, 0, 0, 0, 0,
 131         0, 0, 0, 0, 0,
 132         0, 0, 0, 0, 0,
 133         0, 0, 0
 134 };
 135 int *count_block_size_distribution = count_block_size_distribution_init;
 136 static int count_store_length_init[21] = {
 137         0, 0, 0, 0, 0,
 138         0, 0, 0, 0, 0,
 139         0, 0, 0, 0, 0,
 140         0, 0, 0, 0, 0,
 141         0
 142 };
 143 int *count_store_length = count_store_length_init;
 144 static int count_store_depth_init[11] = {
 145         0, 0, 0, 0, 0,
 146         0, 0, 0, 0, 0,
 147         0
 148 };
 149 int *count_store_depth = count_store_depth_init;
 150
 151
 152 /* getcputime *********************************** ******************************
 153
 154    Returns the used CPU time in microseconds
 155
 156 *******************************************************************************/
 157
 158 s8 getcputime()
 159 {
 160         struct rusage ru;
 161         int sec, usec;
 162
 163         getrusage(RUSAGE_SELF, &ru);
 164         sec = ru.ru_utime.tv_sec + ru.ru_stime.tv_sec;
 165         usec = ru.ru_utime.tv_usec + ru.ru_stime.tv_usec;
 166
 167         return sec * 1000000 + usec;
 168 }
 169
 170
 171 /* loadingtime_stop ************************************************************
 172
 173    XXX
 174
 175 *******************************************************************************/
 176
 177 void loadingtime_start()
 178 {
 179         loadingtime_recursion++;
 180
 181         if (loadingtime_recursion == 1)
 182                 loadingstarttime = getcputime();
 183 }
 184
 185
 186 /* loadingtime_stop ************************************************************
 187
 188    XXX
 189
 190 *******************************************************************************/
 191
 192 void loadingtime_stop()
 193 {
 194         if (loadingtime_recursion == 1) {
 195                 loadingstoptime = getcputime();
 196                 loadingtime += (loadingstoptime - loadingstarttime);
 197         }
 198
 199         loadingtime_recursion--;
 200 }
 201
 202
 203 /* compilingtime_stop **********************************************************
 204
 205    XXX
 206
 207 *******************************************************************************/
 208
 209 void compilingtime_start()
 210 {
 211         compilingtime_recursion++;
 212
 213         if (compilingtime_recursion == 1)
 214                 compilingstarttime = getcputime();
 215 }
 216
 217
 218 /* compilingtime_stop **********************************************************
 219
 220    XXX
 221
 222 *******************************************************************************/
 223
 224 void compilingtime_stop()
 225 {
 226         if (compilingtime_recursion == 1) {
 227                 compilingstoptime = getcputime();
 228                 compilingtime += (compilingstoptime - compilingstarttime);
 229         }
 230
 231         compilingtime_recursion--;
 232 }
 233
 234
 235 /* print_times *****************************************************************
 236
 237    Prints a summary of CPU time usage.
 238
 239 *******************************************************************************/
 240
 241 void print_times()
 242 {
 243         s8 totaltime = getcputime();
 244         s8 runtime = totaltime - loadingtime - compilingtime;
 245         char logtext[MAXLOGTEXT];
 246
 247 #if defined(__I386__) || defined(__POWERPC__)
 248         sprintf(logtext, "Time for loading classes: %lld secs, %lld millis",
 249 #else
 250         sprintf(logtext, "Time for loading classes: %ld secs, %ld millis",
 251 #endif
 252                         loadingtime / 1000000, (loadingtime % 1000000) / 1000);
 253         log_text(logtext);
 254
 255 #if defined(__I386__) || defined(__POWERPC__)
 256         sprintf(logtext, "Time for compiling code:  %lld secs, %lld millis",
 257 #else
 258         sprintf(logtext, "Time for compiling code:  %ld secs, %ld millis",
 259 #endif
 260                         compilingtime / 1000000, (compilingtime % 1000000) / 1000);
 261         log_text(logtext);
 262
 263 #if defined(__I386__) || defined(__POWERPC__)
 264         sprintf(logtext, "Time for running program: %lld secs, %lld millis",
 265 #else
 266         sprintf(logtext, "Time for running program: %ld secs, %ld millis",
 267 #endif
 268                         runtime / 1000000, (runtime % 1000000) / 1000);
 269         log_text(logtext);
 270
 271 #if defined(__I386__) || defined(__POWERPC__)
 272         sprintf(logtext, "Total time: %lld secs, %lld millis",
 273 #else
 274         sprintf(logtext, "Total time: %ld secs, %ld millis",
 275 #endif
 276                         totaltime / 1000000, (totaltime % 1000000) / 1000);
 277         log_text(logtext);
 278 }
 279
 280
 281 /* print_stats *****************************************************************
 282
 283    outputs detailed compiler statistics
 284
 285 *******************************************************************************/
 286
 287 void print_stats()
 288 {
 289         char logtext[MAXLOGTEXT];
 290
 291         sprintf(logtext, "Number of JitCompiler Calls: %d", count_jit_calls);
 292         log_text(logtext);
 293         sprintf(logtext, "Number of compiled Methods: %d", count_methods);
 294         log_text(logtext);
 295         if (opt_rt) {
 296           sprintf(logtext, "Number of Methods marked Used: %d", count_methods_marked_used);
 297           log_text(logtext);
 298           }
 299         sprintf(logtext, "Number of max basic blocks per method: %d", count_max_basic_blocks);
 300         log_text(logtext);
 301         sprintf(logtext, "Number of compiled basic blocks: %d", count_basic_blocks);
 302         log_text(logtext);
 303         sprintf(logtext, "Number of max JavaVM-Instructions per method: %d", count_max_javainstr);
 304         log_text(logtext);
 305         sprintf(logtext, "Number of compiled JavaVM-Instructions: %d", count_javainstr);
 306         log_text(logtext);
 307         sprintf(logtext, "Size of compiled JavaVM-Instructions:   %d(%d)", count_javacodesize,
 308                         count_javacodesize - count_methods * 18);
 309         log_text(logtext);
 310         sprintf(logtext, "Size of compiled Exception Tables:      %d", count_javaexcsize);
 311         log_text(logtext);
 312         sprintf(logtext, "Number of Machine-Instructions: %d", count_code_len >> 2);
 313         log_text(logtext);
 314         sprintf(logtext, "Number of Spills: %d", count_spills);
 315         log_text(logtext);
 316         sprintf(logtext, "Number of Activ    Pseudocommands: %5d", count_pcmd_activ);
 317         log_text(logtext);
 318         sprintf(logtext, "Number of Drop     Pseudocommands: %5d", count_pcmd_drop);
 319         log_text(logtext);
 320         sprintf(logtext, "Number of Const    Pseudocommands: %5d (zero:%5d)", count_pcmd_load, count_pcmd_zero);
 321         log_text(logtext);
 322         sprintf(logtext, "Number of ConstAlu Pseudocommands: %5d (cmp: %5d, store:%5d)", count_pcmd_const_alu, count_pcmd_const_bra, count_pcmd_const_store);
 323         log_text(logtext);
 324         sprintf(logtext, "Number of Move     Pseudocommands: %5d", count_pcmd_move);
 325         log_text(logtext);
 326         sprintf(logtext, "Number of Load     Pseudocommands: %5d", count_load_instruction);
 327         log_text(logtext);
 328         sprintf(logtext, "Number of Store    Pseudocommands: %5d (combined: %5d)", count_pcmd_store, count_pcmd_store - count_pcmd_store_comb);
 329         log_text(logtext);
 330         sprintf(logtext, "Number of OP       Pseudocommands: %5d", count_pcmd_op);
 331         log_text(logtext);
 332         sprintf(logtext, "Number of DUP      Pseudocommands: %5d", count_dup_instruction);
 333         log_text(logtext);
 334         sprintf(logtext, "Number of Mem      Pseudocommands: %5d", count_pcmd_mem);
 335         log_text(logtext);
 336         sprintf(logtext, "Number of Method   Pseudocommands: %5d", count_pcmd_met);
 337         log_text(logtext);
 338         sprintf(logtext, "Number of Branch   Pseudocommands: %5d (rets:%5d, Xrets: %5d)",
 339                         count_pcmd_bra, count_pcmd_return, count_pcmd_returnx);
 340         log_text(logtext);
 341         sprintf(logtext, "Number of Table    Pseudocommands: %5d", count_pcmd_table);
 342         log_text(logtext);
 343         sprintf(logtext, "Number of Useful   Pseudocommands: %5d", count_pcmd_table +
 344                         count_pcmd_bra + count_pcmd_load + count_pcmd_mem + count_pcmd_op);
 345         log_text(logtext);
 346         sprintf(logtext, "Number of Null Pointer Checks:     %5d", count_check_null);
 347         log_text(logtext);
 348         sprintf(logtext, "Number of Array Bound Checks:      %5d", count_check_bound);
 349         log_text(logtext);
 350         sprintf(logtext, "Number of Try-Blocks: %d", count_tryblocks);
 351         log_text(logtext);
 352         sprintf(logtext, "Maximal count of stack elements:   %d", count_max_new_stack);
 353         log_text(logtext);
 354         sprintf(logtext, "Upper bound of max stack elements: %d", count_upper_bound_new_stack);
 355         log_text(logtext);
 356         sprintf(logtext, "Distribution of stack sizes at block boundary");
 357         log_text(logtext);
 358         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 359         log_text(logtext);
 360         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_block_stack[0],
 361                         count_block_stack[1], count_block_stack[2], count_block_stack[3], count_block_stack[4],
 362                         count_block_stack[5], count_block_stack[6], count_block_stack[7], count_block_stack[8],
 363                         count_block_stack[9], count_block_stack[10]);
 364         log_text(logtext);
 365         sprintf(logtext, "Distribution of store stack depth");
 366         log_text(logtext);
 367         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 368         log_text(logtext);
 369         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_depth[0],
 370                         count_store_depth[1], count_store_depth[2], count_store_depth[3], count_store_depth[4],
 371                         count_store_depth[5], count_store_depth[6], count_store_depth[7], count_store_depth[8],
 372                         count_store_depth[9], count_store_depth[10]);
 373         log_text(logtext);
 374         sprintf(logtext, "Distribution of store creator chains first part");
 375         log_text(logtext);
 376         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9  ");
 377         log_text(logtext);
 378         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[0],
 379                         count_store_length[1], count_store_length[2], count_store_length[3], count_store_length[4],
 380                         count_store_length[5], count_store_length[6], count_store_length[7], count_store_length[8],
 381                         count_store_length[9]);
 382         log_text(logtext);
 383         sprintf(logtext, "Distribution of store creator chains second part");
 384         log_text(logtext);
 385         sprintf(logtext, "   10   11   12   13   14   15   16   17   18   19  >=20");
 386         log_text(logtext);
 387         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[10],
 388                         count_store_length[11], count_store_length[12], count_store_length[13], count_store_length[14],
 389                         count_store_length[15], count_store_length[16], count_store_length[17], count_store_length[18],
 390                         count_store_length[19], count_store_length[20]);
 391         log_text(logtext);
 392         sprintf(logtext, "Distribution of analysis iterations");
 393         log_text(logtext);
 394         sprintf(logtext, "    1    2    3    4    >=5");
 395         log_text(logtext);
 396         sprintf(logtext, "%5d%5d%5d%5d%5d", count_analyse_iterations[0], count_analyse_iterations[1],
 397                         count_analyse_iterations[2], count_analyse_iterations[3], count_analyse_iterations[4]);
 398         log_text(logtext);
 399         sprintf(logtext, "Distribution of basic blocks per method");
 400         log_text(logtext);
 401         sprintf(logtext, " <= 5 <=10 <=15 <=20 <=30 <=40 <=50 <=75  >75");
 402         log_text(logtext);
 403         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_method_bb_distribution[0],
 404                         count_method_bb_distribution[1], count_method_bb_distribution[2], count_method_bb_distribution[3],
 405                         count_method_bb_distribution[4], count_method_bb_distribution[5], count_method_bb_distribution[6],
 406                         count_method_bb_distribution[7], count_method_bb_distribution[8]);
 407         log_text(logtext);
 408         sprintf(logtext, "Distribution of basic block sizes");
 409         log_text(logtext);
 410         sprintf(logtext,
 411                          "  0    1    2    3    4   5   6   7   8   9 <13 <15 <17 <19 <21 <26 <31 >30");
 412         log_text(logtext);
 413         sprintf(logtext, "%3d%5d%5d%5d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d",
 414                         count_block_size_distribution[0], count_block_size_distribution[1], count_block_size_distribution[2],
 415                         count_block_size_distribution[3], count_block_size_distribution[4], count_block_size_distribution[5],
 416                         count_block_size_distribution[6], count_block_size_distribution[7], count_block_size_distribution[8],
 417                         count_block_size_distribution[9], count_block_size_distribution[10], count_block_size_distribution[11],
 418                         count_block_size_distribution[12], count_block_size_distribution[13], count_block_size_distribution[14],
 419                         count_block_size_distribution[15], count_block_size_distribution[16], count_block_size_distribution[17]);
 420         log_text(logtext);
 421         sprintf(logtext, "Size of Code Area (Kb):  %10.3f", (float) count_code_len / 1024);
 422         log_text(logtext);
 423         sprintf(logtext, "Size of data Area (Kb):  %10.3f", (float) count_data_len / 1024);
 424         log_text(logtext);
 425         sprintf(logtext, "Size of Class Infos (Kb):%10.3f", (float) (count_class_infos) / 1024);
 426         log_text(logtext);
 427         sprintf(logtext, "Size of Const Pool (Kb): %10.3f", (float) (count_const_pool_len + count_utf_len) / 1024);
 428         log_text(logtext);
 429         sprintf(logtext, "Size of Vftbl (Kb):      %10.3f", (float) count_vftbl_len / 1024);
 430         log_text(logtext);
 431         sprintf(logtext, "Size of comp stub (Kb):  %10.3f", (float) count_cstub_len / 1024);
 432         log_text(logtext);
 433         sprintf(logtext, "Size of native stub (Kb):%10.3f", (float) count_nstub_len / 1024);
 434         log_text(logtext);
 435         sprintf(logtext, "Size of Utf (Kb):        %10.3f", (float) count_utf_len / 1024);
 436         log_text(logtext);
 437         sprintf(logtext, "Size of VMCode (Kb):     %10.3f(%d)", (float) count_vmcode_len / 1024,
 438                         count_vmcode_len - 18 * count_all_methods);
 439         log_text(logtext);
 440         sprintf(logtext, "Size of ExTable (Kb):    %10.3f", (float) count_extable_len / 1024);
 441         log_text(logtext);
 442         sprintf(logtext, "Number of class loads:   %d", count_class_loads);
 443         log_text(logtext);
 444         sprintf(logtext, "Number of class inits:   %d", count_class_inits);
 445         log_text(logtext);
 446         sprintf(logtext, "Number of loaded Methods: %d\n\n", count_all_methods);
 447         log_text(logtext);
 448
 449         sprintf(logtext, "Calls of utf_new: %22d", count_utf_new);
 450         log_text(logtext);
 451         sprintf(logtext, "Calls of utf_new (element found): %6d\n\n", count_utf_new_found);
 452         log_text(logtext);
 453 }
 454
 455
 456 /* mem_usagelog ****************************************************************
 457
 458    prints some memory related infos
 459
 460 *******************************************************************************/
 461
 462 void mem_usagelog(bool givewarnings)
 463 {
 464         if ((memoryusage != 0) && givewarnings) {
 465                 dolog("Allocated memory not returned: %d", (s4) memoryusage);
 466         }
 467
 468         if ((globalallocateddumpsize != 0) && givewarnings) {
 469                 dolog("Dump memory not returned: %d", (s4) globalallocateddumpsize);
 470         }
 471
 472         dolog("Random/Dump - max. memory usage: %dkB/%dkB",
 473                   (s4) ((maxmemusage + 1023) / 1024),
 474                   (s4) ((maxdumpsize + 1023) / 1024));
 475 }
 476
 477
 478 /*
 479  * These are local overrides for various environment variables in Emacs.
 480  * Please do not remove this and leave it at the end of the file, where
 481  * Emacs will automagically detect them.
 482  * ---------------------------------------------------------------------
 483  * Local variables:
 484  * mode: c
 485  * indent-tabs-mode: t
 486  * c-basic-offset: 4
 487  * tab-width: 4
 488  * End:
 489  */