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 1418 2004-10-19 14:11:58Z carolyn $
  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 int count_class_infos = 0;              /* variables for measurements         */
  56 int count_const_pool_len = 0;
  57 int count_vftbl_len = 0;
  58 int count_all_methods = 0;
  59 int count_methods_marked_used = 0;  /* RTA */
  60
  61 int count_vmcode_len = 0;
  62 int count_extable_len = 0;
  63 int count_class_loads = 0;
  64 int count_class_inits = 0;
  65
  66 int count_utf_len = 0;                  /* size of utf hash                   */
  67 int count_utf_new = 0;                  /* calls of utf_new                   */
  68 int count_utf_new_found  = 0;           /* calls of utf_new with fast return  */
  69
  70 int count_jit_calls = 0;
  71 int count_methods = 0;
  72 int count_spills = 0;
  73 int count_pcmd_activ = 0;
  74 int count_pcmd_drop = 0;
  75 int count_pcmd_zero = 0;
  76 int count_pcmd_const_store = 0;
  77 int count_pcmd_const_alu = 0;
  78 int count_pcmd_const_bra = 0;
  79 int count_pcmd_load = 0;
  80 int count_pcmd_move = 0;
  81 int count_load_instruction = 0;
  82 int count_pcmd_store = 0;
  83 int count_pcmd_store_comb = 0;
  84 int count_dup_instruction = 0;
  85 int count_pcmd_op = 0;
  86 int count_pcmd_mem = 0;
  87 int count_pcmd_met = 0;
  88 int count_pcmd_bra = 0;
  89 int count_pcmd_table = 0;
  90 int count_pcmd_return = 0;
  91 int count_pcmd_returnx = 0;
  92 int count_check_null = 0;
  93 int count_check_bound = 0;
  94 int count_max_basic_blocks = 0;
  95 int count_basic_blocks = 0;
  96 int count_javainstr = 0;
  97 int count_max_javainstr = 0;
  98 int count_javacodesize = 0;
  99 int count_javaexcsize = 0;
 100 int count_calls = 0;
 101 int count_tryblocks = 0;
 102 int count_code_len = 0;
 103 int count_data_len = 0;
 104 int count_cstub_len = 0;
 105 int count_nstub_len = 0;
 106 int count_max_new_stack = 0;
 107 int count_upper_bound_new_stack = 0;
 108 static int count_block_stack_init[11] = {
 109         0, 0, 0, 0, 0,
 110         0, 0, 0, 0, 0,
 111         0
 112 };
 113 int *count_block_stack = count_block_stack_init;
 114 static int count_analyse_iterations_init[5] = {
 115         0, 0, 0, 0, 0
 116 };
 117 int *count_analyse_iterations = count_analyse_iterations_init;
 118 static int count_method_bb_distribution_init[9] = {
 119         0, 0, 0, 0, 0,
 120         0, 0, 0, 0
 121 };
 122 int *count_method_bb_distribution = count_method_bb_distribution_init;
 123 static int count_block_size_distribution_init[18] = {
 124         0, 0, 0, 0, 0,
 125         0, 0, 0, 0, 0,
 126         0, 0, 0, 0, 0,
 127         0, 0, 0
 128 };
 129 int *count_block_size_distribution = count_block_size_distribution_init;
 130 static int count_store_length_init[21] = {
 131         0, 0, 0, 0, 0,
 132         0, 0, 0, 0, 0,
 133         0, 0, 0, 0, 0,
 134         0, 0, 0, 0, 0,
 135         0
 136 };
 137 int *count_store_length = count_store_length_init;
 138 static int count_store_depth_init[11] = {
 139         0, 0, 0, 0, 0,
 140         0, 0, 0, 0, 0,
 141         0
 142 };
 143 int *count_store_depth = count_store_depth_init;
 144
 145
 146 /* getcputime *********************************** ******************************
 147
 148    Returns the used CPU time in microseconds
 149
 150 *******************************************************************************/
 151
 152 s8 getcputime()
 153 {
 154         struct rusage ru;
 155         int sec, usec;
 156
 157         getrusage(RUSAGE_SELF, &ru);
 158         sec = ru.ru_utime.tv_sec + ru.ru_stime.tv_sec;
 159         usec = ru.ru_utime.tv_usec + ru.ru_stime.tv_usec;
 160
 161         return sec * 1000000 + usec;
 162 }
 163
 164
 165 /* loadingtime_stop ************************************************************
 166
 167    XXX
 168
 169 *******************************************************************************/
 170
 171 void loadingtime_start()
 172 {
 173         loadingtime_recursion++;
 174
 175         if (loadingtime_recursion == 1)
 176                 loadingstarttime = getcputime();
 177 }
 178
 179
 180 /* loadingtime_stop ************************************************************
 181
 182    XXX
 183
 184 *******************************************************************************/
 185
 186 void loadingtime_stop()
 187 {
 188         if (loadingtime_recursion == 1) {
 189                 loadingstoptime = getcputime();
 190                 loadingtime += (loadingstoptime - loadingstarttime);
 191         }
 192
 193         loadingtime_recursion--;
 194 }
 195
 196
 197 /* compilingtime_stop **********************************************************
 198
 199    XXX
 200
 201 *******************************************************************************/
 202
 203 void compilingtime_start()
 204 {
 205         compilingtime_recursion++;
 206
 207         if (compilingtime_recursion == 1)
 208                 compilingstarttime = getcputime();
 209 }
 210
 211
 212 /* compilingtime_stop **********************************************************
 213
 214    XXX
 215
 216 *******************************************************************************/
 217
 218 void compilingtime_stop()
 219 {
 220         if (compilingtime_recursion == 1) {
 221                 compilingstoptime = getcputime();
 222                 compilingtime += (compilingstoptime - compilingstarttime);
 223         }
 224
 225         compilingtime_recursion--;
 226 }
 227
 228
 229 /* print_times *****************************************************************
 230
 231    Prints a summary of CPU time usage.
 232
 233 *******************************************************************************/
 234
 235 void print_times()
 236 {
 237         s8 totaltime = getcputime();
 238         s8 runtime = totaltime - loadingtime - compilingtime;
 239         char logtext[MAXLOGTEXT];
 240
 241 #if defined(__I386__) || defined(__POWERPC__)
 242         sprintf(logtext, "Time for loading classes: %lld secs, %lld millis",
 243 #else
 244         sprintf(logtext, "Time for loading classes: %ld secs, %ld millis",
 245 #endif
 246                         loadingtime / 1000000, (loadingtime % 1000000) / 1000);
 247         log_text(logtext);
 248
 249 #if defined(__I386__) || defined(__POWERPC__)
 250         sprintf(logtext, "Time for compiling code:  %lld secs, %lld millis",
 251 #else
 252         sprintf(logtext, "Time for compiling code:  %ld secs, %ld millis",
 253 #endif
 254                         compilingtime / 1000000, (compilingtime % 1000000) / 1000);
 255         log_text(logtext);
 256
 257 #if defined(__I386__) || defined(__POWERPC__)
 258         sprintf(logtext, "Time for running program: %lld secs, %lld millis",
 259 #else
 260         sprintf(logtext, "Time for running program: %ld secs, %ld millis",
 261 #endif
 262                         runtime / 1000000, (runtime % 1000000) / 1000);
 263         log_text(logtext);
 264
 265 #if defined(__I386__) || defined(__POWERPC__)
 266         sprintf(logtext, "Total time: %lld secs, %lld millis",
 267 #else
 268         sprintf(logtext, "Total time: %ld secs, %ld millis",
 269 #endif
 270                         totaltime / 1000000, (totaltime % 1000000) / 1000);
 271         log_text(logtext);
 272 }
 273
 274
 275 /* print_stats *****************************************************************
 276
 277    outputs detailed compiler statistics
 278
 279 *******************************************************************************/
 280
 281 void print_stats()
 282 {
 283         char logtext[MAXLOGTEXT];
 284
 285         sprintf(logtext, "Number of JitCompiler Calls: %d", count_jit_calls);
 286         log_text(logtext);
 287         sprintf(logtext, "Number of compiled Methods: %d", count_methods);
 288         log_text(logtext);
 289         if (opt_rt) {
 290           sprintf(logtext, "Number of Methods marked Used: %d", count_methods_marked_used);
 291           log_text(logtext);
 292           }
 293         sprintf(logtext, "Number of max basic blocks per method: %d", count_max_basic_blocks);
 294         log_text(logtext);
 295         sprintf(logtext, "Number of compiled basic blocks: %d", count_basic_blocks);
 296         log_text(logtext);
 297         sprintf(logtext, "Number of max JavaVM-Instructions per method: %d", count_max_javainstr);
 298         log_text(logtext);
 299         sprintf(logtext, "Number of compiled JavaVM-Instructions: %d", count_javainstr);
 300         log_text(logtext);
 301         sprintf(logtext, "Size of compiled JavaVM-Instructions:   %d(%d)", count_javacodesize,
 302                         count_javacodesize - count_methods * 18);
 303         log_text(logtext);
 304         sprintf(logtext, "Size of compiled Exception Tables:      %d", count_javaexcsize);
 305         log_text(logtext);
 306         sprintf(logtext, "Number of Machine-Instructions: %d", count_code_len >> 2);
 307         log_text(logtext);
 308         sprintf(logtext, "Number of Spills: %d", count_spills);
 309         log_text(logtext);
 310         sprintf(logtext, "Number of Activ    Pseudocommands: %5d", count_pcmd_activ);
 311         log_text(logtext);
 312         sprintf(logtext, "Number of Drop     Pseudocommands: %5d", count_pcmd_drop);
 313         log_text(logtext);
 314         sprintf(logtext, "Number of Const    Pseudocommands: %5d (zero:%5d)", count_pcmd_load, count_pcmd_zero);
 315         log_text(logtext);
 316         sprintf(logtext, "Number of ConstAlu Pseudocommands: %5d (cmp: %5d, store:%5d)", count_pcmd_const_alu, count_pcmd_const_bra, count_pcmd_const_store);
 317         log_text(logtext);
 318         sprintf(logtext, "Number of Move     Pseudocommands: %5d", count_pcmd_move);
 319         log_text(logtext);
 320         sprintf(logtext, "Number of Load     Pseudocommands: %5d", count_load_instruction);
 321         log_text(logtext);
 322         sprintf(logtext, "Number of Store    Pseudocommands: %5d (combined: %5d)", count_pcmd_store, count_pcmd_store - count_pcmd_store_comb);
 323         log_text(logtext);
 324         sprintf(logtext, "Number of OP       Pseudocommands: %5d", count_pcmd_op);
 325         log_text(logtext);
 326         sprintf(logtext, "Number of DUP      Pseudocommands: %5d", count_dup_instruction);
 327         log_text(logtext);
 328         sprintf(logtext, "Number of Mem      Pseudocommands: %5d", count_pcmd_mem);
 329         log_text(logtext);
 330         sprintf(logtext, "Number of Method   Pseudocommands: %5d", count_pcmd_met);
 331         log_text(logtext);
 332         sprintf(logtext, "Number of Branch   Pseudocommands: %5d (rets:%5d, Xrets: %5d)",
 333                         count_pcmd_bra, count_pcmd_return, count_pcmd_returnx);
 334         log_text(logtext);
 335         sprintf(logtext, "Number of Table    Pseudocommands: %5d", count_pcmd_table);
 336         log_text(logtext);
 337         sprintf(logtext, "Number of Useful   Pseudocommands: %5d", count_pcmd_table +
 338                         count_pcmd_bra + count_pcmd_load + count_pcmd_mem + count_pcmd_op);
 339         log_text(logtext);
 340         sprintf(logtext, "Number of Null Pointer Checks:     %5d", count_check_null);
 341         log_text(logtext);
 342         sprintf(logtext, "Number of Array Bound Checks:      %5d", count_check_bound);
 343         log_text(logtext);
 344         sprintf(logtext, "Number of Try-Blocks: %d", count_tryblocks);
 345         log_text(logtext);
 346         sprintf(logtext, "Maximal count of stack elements:   %d", count_max_new_stack);
 347         log_text(logtext);
 348         sprintf(logtext, "Upper bound of max stack elements: %d", count_upper_bound_new_stack);
 349         log_text(logtext);
 350         sprintf(logtext, "Distribution of stack sizes at block boundary");
 351         log_text(logtext);
 352         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 353         log_text(logtext);
 354         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_block_stack[0],
 355                         count_block_stack[1], count_block_stack[2], count_block_stack[3], count_block_stack[4],
 356                         count_block_stack[5], count_block_stack[6], count_block_stack[7], count_block_stack[8],
 357                         count_block_stack[9], count_block_stack[10]);
 358         log_text(logtext);
 359         sprintf(logtext, "Distribution of store stack depth");
 360         log_text(logtext);
 361         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9    >=10");
 362         log_text(logtext);
 363         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_depth[0],
 364                         count_store_depth[1], count_store_depth[2], count_store_depth[3], count_store_depth[4],
 365                         count_store_depth[5], count_store_depth[6], count_store_depth[7], count_store_depth[8],
 366                         count_store_depth[9], count_store_depth[10]);
 367         log_text(logtext);
 368         sprintf(logtext, "Distribution of store creator chains first part");
 369         log_text(logtext);
 370         sprintf(logtext, "    0    1    2    3    4    5    6    7    8    9  ");
 371         log_text(logtext);
 372         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[0],
 373                         count_store_length[1], count_store_length[2], count_store_length[3], count_store_length[4],
 374                         count_store_length[5], count_store_length[6], count_store_length[7], count_store_length[8],
 375                         count_store_length[9]);
 376         log_text(logtext);
 377         sprintf(logtext, "Distribution of store creator chains second part");
 378         log_text(logtext);
 379         sprintf(logtext, "   10   11   12   13   14   15   16   17   18   19  >=20");
 380         log_text(logtext);
 381         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_store_length[10],
 382                         count_store_length[11], count_store_length[12], count_store_length[13], count_store_length[14],
 383                         count_store_length[15], count_store_length[16], count_store_length[17], count_store_length[18],
 384                         count_store_length[19], count_store_length[20]);
 385         log_text(logtext);
 386         sprintf(logtext, "Distribution of analysis iterations");
 387         log_text(logtext);
 388         sprintf(logtext, "    1    2    3    4    >=5");
 389         log_text(logtext);
 390         sprintf(logtext, "%5d%5d%5d%5d%5d", count_analyse_iterations[0], count_analyse_iterations[1],
 391                         count_analyse_iterations[2], count_analyse_iterations[3], count_analyse_iterations[4]);
 392         log_text(logtext);
 393         sprintf(logtext, "Distribution of basic blocks per method");
 394         log_text(logtext);
 395         sprintf(logtext, " <= 5 <=10 <=15 <=20 <=30 <=40 <=50 <=75  >75");
 396         log_text(logtext);
 397         sprintf(logtext, "%5d%5d%5d%5d%5d%5d%5d%5d%5d", count_method_bb_distribution[0],
 398                         count_method_bb_distribution[1], count_method_bb_distribution[2], count_method_bb_distribution[3],
 399                         count_method_bb_distribution[4], count_method_bb_distribution[5], count_method_bb_distribution[6],
 400                         count_method_bb_distribution[7], count_method_bb_distribution[8]);
 401         log_text(logtext);
 402         sprintf(logtext, "Distribution of basic block sizes");
 403         log_text(logtext);
 404         sprintf(logtext,
 405                          "  0    1    2    3    4   5   6   7   8   9 <13 <15 <17 <19 <21 <26 <31 >30");
 406         log_text(logtext);
 407         sprintf(logtext, "%3d%5d%5d%5d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d%4d",
 408                         count_block_size_distribution[0], count_block_size_distribution[1], count_block_size_distribution[2],
 409                         count_block_size_distribution[3], count_block_size_distribution[4], count_block_size_distribution[5],
 410                         count_block_size_distribution[6], count_block_size_distribution[7], count_block_size_distribution[8],
 411                         count_block_size_distribution[9], count_block_size_distribution[10], count_block_size_distribution[11],
 412                         count_block_size_distribution[12], count_block_size_distribution[13], count_block_size_distribution[14],
 413                         count_block_size_distribution[15], count_block_size_distribution[16], count_block_size_distribution[17]);
 414         log_text(logtext);
 415         sprintf(logtext, "Size of Code Area (Kb):  %10.3f", (float) count_code_len / 1024);
 416         log_text(logtext);
 417         sprintf(logtext, "Size of data Area (Kb):  %10.3f", (float) count_data_len / 1024);
 418         log_text(logtext);
 419         sprintf(logtext, "Size of Class Infos (Kb):%10.3f", (float) (count_class_infos) / 1024);
 420         log_text(logtext);
 421         sprintf(logtext, "Size of Const Pool (Kb): %10.3f", (float) (count_const_pool_len + count_utf_len) / 1024);
 422         log_text(logtext);
 423         sprintf(logtext, "Size of Vftbl (Kb):      %10.3f", (float) count_vftbl_len / 1024);
 424         log_text(logtext);
 425         sprintf(logtext, "Size of comp stub (Kb):  %10.3f", (float) count_cstub_len / 1024);
 426         log_text(logtext);
 427         sprintf(logtext, "Size of native stub (Kb):%10.3f", (float) count_nstub_len / 1024);
 428         log_text(logtext);
 429         sprintf(logtext, "Size of Utf (Kb):        %10.3f", (float) count_utf_len / 1024);
 430         log_text(logtext);
 431         sprintf(logtext, "Size of VMCode (Kb):     %10.3f(%d)", (float) count_vmcode_len / 1024,
 432                         count_vmcode_len - 18 * count_all_methods);
 433         log_text(logtext);
 434         sprintf(logtext, "Size of ExTable (Kb):    %10.3f", (float) count_extable_len / 1024);
 435         log_text(logtext);
 436         sprintf(logtext, "Number of class loads:   %d", count_class_loads);
 437         log_text(logtext);
 438         sprintf(logtext, "Number of class inits:   %d", count_class_inits);
 439         log_text(logtext);
 440         sprintf(logtext, "Number of loaded Methods: %d\n\n", count_all_methods);
 441         log_text(logtext);
 442
 443         sprintf(logtext, "Calls of utf_new: %22d", count_utf_new);
 444         log_text(logtext);
 445         sprintf(logtext, "Calls of utf_new (element found): %6d\n\n", count_utf_new_found);
 446         log_text(logtext);
 447 }
 448
 449
 450 /*
 451  * These are local overrides for various environment variables in Emacs.
 452  * Please do not remove this and leave it at the end of the file, where
 453  * Emacs will automagically detect them.
 454  * ---------------------------------------------------------------------
 455  * Local variables:
 456  * mode: c
 457  * indent-tabs-mode: t
 458  * c-basic-offset: 4
 459  * tab-width: 4
 460  * End:
 461  */