src/vmcore/options.c

   1 /* src/vmcore/options.c - contains global options
   2
   3    Copyright (C) 1996-2005, 2006, 2007, 2008
   4    CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
   5
   6    This file is part of CACAO.
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2, or (at
  11    your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful, but
  14    WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  21    02110-1301, USA.
  22
  23 */
  24
  25
  26 #include "config.h"
  27
  28 #include <limits.h>
  29 #include <stdint.h>
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32
  33 #include "mm/memory.h"
  34
  35 #include "native/jni.h"
  36
  37 #include "vm/vm.h"
  38
  39 #include "vmcore/options.h"
  40 #include "vmcore/system.h"
  41
  42
  43 /* command line option ********************************************************/
  44
  45 s4    opt_index = 0;            /* index of processed arguments               */
  46 char *opt_arg;                  /* this one exports the option argument       */
  47
  48 bool opt_foo = false;           /* option for development                     */
  49
  50 bool opt_jar = false;
  51
  52 #if defined(ENABLE_JIT)
  53 bool opt_jit = true;            /* JIT mode execution (default)               */
  54 bool opt_intrp = false;         /* interpreter mode execution                 */
  55 #else
  56 bool opt_jit = false;           /* JIT mode execution                         */
  57 bool opt_intrp = true;          /* interpreter mode execution (default)       */
  58 #endif
  59
  60 bool opt_run = true;
  61
  62 s4   opt_heapmaxsize   = 0;     /* maximum heap size                          */
  63 s4   opt_heapstartsize = 0;     /* initial heap size                          */
  64 s4   opt_stacksize     = 0;     /* thread stack size                          */
  65
  66 bool opt_verbose = false;
  67 bool opt_debugcolor = false;    /* use ANSI terminal sequences                */
  68 bool compileall = false;
  69
  70 bool loadverbose = false;
  71 bool initverbose = false;
  72
  73 bool opt_verboseclass     = false;
  74 bool opt_verbosegc        = false;
  75 bool opt_verbosejni       = false;
  76 bool opt_verbosecall      = false;      /* trace all method invocation        */
  77
  78 bool showmethods = false;
  79 bool showconstantpool = false;
  80 bool showutf = false;
  81
  82 char *opt_method = NULL;
  83 char *opt_signature = NULL;
  84
  85 bool compileverbose =  false;           /* trace compiler actions             */
  86 bool showstack = false;
  87
  88 bool opt_showdisassemble    = false;    /* generate disassembler listing      */
  89 bool opt_shownops           = false;
  90 bool opt_showddatasegment   = false;    /* generate data segment listing      */
  91 bool opt_showintermediate   = false;    /* generate intermediate code listing */
  92
  93 bool checkbounds = true;       /* check array bounds                         */
  94 bool opt_noieee = false;       /* don't implement ieee compliant floats      */
  95 bool checksync = true;         /* do synchronization                         */
  96 #if defined(ENABLE_LOOP)
  97 bool opt_loops = false;        /* optimize array accesses in loops           */
  98 #endif
  99
 100 bool makeinitializations = true;
 101
 102 #if defined(ENABLE_STATISTICS)
 103 bool opt_stat    = false;
 104 bool opt_getloadingtime = false;   /* to measure the runtime                 */
 105 bool opt_getcompilingtime = false; /* compute compile time                   */
 106 #endif
 107 #if defined(ENABLE_VERIFIER)
 108 bool opt_verify  = true;       /* true if classfiles should be verified      */
 109 #endif
 110
 111 #if defined(ENABLE_PROFILING)
 112 bool opt_prof    = false;
 113 bool opt_prof_bb = false;
 114 #endif
 115
 116
 117 /* optimization options *******************************************************/
 118
 119 #if defined(ENABLE_IFCONV)
 120 bool opt_ifconv = false;
 121 #endif
 122
 123 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
 124 bool opt_lsra = false;
 125 #endif
 126 #if defined(ENABLE_SSA)
 127 bool opt_ssa_dce = false;          /* enable dead code elemination */
 128 bool opt_ssa_cp = false;           /* enable copy propagation      */
 129 #endif
 130
 131
 132 /* interpreter options ********************************************************/
 133
 134 #if defined(ENABLE_INTRP)
 135 bool opt_no_dynamic = false;            /* suppress dynamic superinstructions */
 136 bool opt_no_replication = false;        /* don't use replication in intrp     */
 137 bool opt_no_quicksuper = false;         /* instructions for quickening cannot be
 138                                                                                    part of dynamic superinstructions */
 139
 140 s4   opt_static_supers = 0x7fffffff;
 141 bool vm_debug = false;          /* XXX this should be called `opt_trace'      */
 142 #endif
 143
 144 #if defined(ENABLE_DEBUG_FILTER)
 145 const char *opt_filter_verbosecall_include = 0;
 146 const char *opt_filter_verbosecall_exclude = 0;
 147 const char *opt_filter_show_method = 0;
 148 #endif
 149
 150
 151 /* -XX options ****************************************************************/
 152
 153 /* NOTE: For better readability keep these alpha-sorted. */
 154
 155 /* Options which must always be available (production options in
 156    HotSpot). */
 157
 158 int64_t  opt_MaxDirectMemorySize          = -1;
 159 int      opt_MaxPermSize                  = 0;
 160 int      opt_PermSize                     = 0;
 161 int      opt_ThreadStackSize              = 0;
 162
 163 /* Debugging options which can be turned off. */
 164
 165 int      opt_DebugExceptions              = 0;
 166 int      opt_DebugFinalizer               = 0;
 167 int      opt_DebugLocalReferences         = 0;
 168 int      opt_DebugLocks                   = 0;
 169 int      opt_DebugPackage                 = 0;
 170 int      opt_DebugPatcher                 = 0;
 171 int      opt_DebugProperties              = 0;
 172 int      opt_DebugStackFrameInfo          = 0;
 173 int      opt_DebugStackTrace              = 0;
 174 int      opt_DebugThreads                 = 0;
 175 #if defined(ENABLE_DISASSEMBLER)
 176 int      opt_DisassembleStubs             = 0;
 177 #endif
 178 #if defined(ENABLE_GC_CACAO)
 179 int      opt_GCDebugRootSet               = 0;
 180 int      opt_GCStress                     = 0;
 181 #endif
 182 #if defined(ENABLE_INLINING)
 183 int      opt_Inline                       = 0;
 184 #if defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG)
 185 int      opt_InlineAll                    = 0;
 186 int      opt_InlineCount                  = INT_MAX;
 187 int      opt_InlineMaxSize                = INT_MAX;
 188 int      opt_InlineMinSize                = 0;
 189 #endif
 190 #endif
 191 int      opt_PrintConfig                  = 0;
 192 int      opt_ProfileGCMemoryUsage         = 0;
 193 int      opt_ProfileMemoryUsage           = 0;
 194 FILE    *opt_ProfileMemoryUsageGNUPlot    = NULL;
 195 #if defined(ENABLE_REPLACEMENT)
 196 int      opt_TestReplacement              = 0;
 197 #endif
 198 int      opt_TraceCompilerCalls           = 0;
 199 int      opt_TraceExceptions              = 0;
 200 #if defined(ENABLE_INLINING) && !defined(NDEBUG)
 201 int      opt_TraceInlining                = 0;
 202 #endif
 203 int      opt_TraceJavaCalls               = 0;
 204 int      opt_TraceJNICalls                = 0;
 205 int      opt_TraceJVMCalls                = 0;
 206 int      opt_TraceJVMCallsVerbose         = 0;
 207 int      opt_TraceLinkClass               = 0;
 208 #if defined(ENABLE_REPLACEMENT)
 209 int      opt_TraceReplacement             = 0;
 210 #endif
 211 int      opt_TraceSubsystemInitialization = 0;
 212 int      opt_TraceTraps                   = 0;
 213
 214
 215 enum {
 216         OPT_TYPE_BOOLEAN,
 217         OPT_TYPE_VALUE
 218 };
 219
 220 enum {
 221         /* Options which must always be available (production options in
 222            HotSpot). */
 223
 224         OPT_MaxDirectMemorySize,
 225         OPT_MaxPermSize,
 226         OPT_PermSize,
 227         OPT_ThreadStackSize,
 228
 229         /* Debugging options which can be turned off. */
 230
 231         OPT_DebugExceptions,
 232         OPT_DebugFinalizer,
 233         OPT_DebugLocalReferences,
 234         OPT_DebugLocks,
 235         OPT_DebugPackage,
 236         OPT_DebugPatcher,
 237         OPT_DebugProperties,
 238         OPT_DebugStackFrameInfo,
 239         OPT_DebugStackTrace,
 240         OPT_DebugThreads,
 241         OPT_DisassembleStubs,
 242         OPT_GCDebugRootSet,
 243         OPT_GCStress,
 244         OPT_Inline,
 245         OPT_InlineAll,
 246         OPT_InlineCount,
 247         OPT_InlineMaxSize,
 248         OPT_InlineMinSize,
 249         OPT_PrintConfig,
 250         OPT_ProfileGCMemoryUsage,
 251         OPT_ProfileMemoryUsage,
 252         OPT_ProfileMemoryUsageGNUPlot,
 253         OPT_TestReplacement,
 254         OPT_TraceCompilerCalls,
 255         OPT_TraceExceptions,
 256         OPT_TraceInlining,
 257         OPT_TraceJavaCalls,
 258         OPT_TraceJNICalls,
 259         OPT_TraceJVMCalls,
 260         OPT_TraceJVMCallsVerbose,
 261         OPT_TraceLinkClass,
 262         OPT_TraceReplacement,
 263         OPT_TraceSubsystemInitialization,
 264         OPT_TraceTraps,
 265         OPT_Vmlog,
 266         OPT_VmlogStrings,
 267         OPT_VmlogIgnore
 268 };
 269
 270
 271 option_t options_XX[] = {
 272         /* Options which must always be available (production options in
 273            HotSpot). */
 274
 275         { "MaxDirectMemorySize",          OPT_MaxDirectMemorySize,          OPT_TYPE_VALUE,   "Maximum total size of NIO direct-buffer allocations" },
 276         { "MaxPermSize",                  OPT_MaxPermSize,                  OPT_TYPE_VALUE,   "not implemented" },
 277         { "PermSize",                     OPT_PermSize,                     OPT_TYPE_VALUE,   "not implemented" },
 278         { "ThreadStackSize",              OPT_ThreadStackSize,              OPT_TYPE_VALUE,   "TODO" },
 279
 280         /* Debugging options which can be turned off. */
 281
 282         { "DebugExceptions",              OPT_DebugExceptions,              OPT_TYPE_BOOLEAN, "debug exceptions" },
 283         { "DebugFinalizer",               OPT_DebugFinalizer,               OPT_TYPE_BOOLEAN, "debug finalizer thread" },
 284         { "DebugLocalReferences",         OPT_DebugLocalReferences,         OPT_TYPE_BOOLEAN, "print debug information for local reference tables" },
 285         { "DebugLocks",                   OPT_DebugLocks,                   OPT_TYPE_BOOLEAN, "print debug information for locks" },
 286         { "DebugPackage",                 OPT_DebugPackage,                 OPT_TYPE_BOOLEAN, "debug Java boot-packages" },
 287         { "DebugPatcher",                 OPT_DebugPatcher,                 OPT_TYPE_BOOLEAN, "debug JIT code patching" },
 288         { "DebugProperties",              OPT_DebugProperties,              OPT_TYPE_BOOLEAN, "print debug information for properties" },
 289         { "DebugStackFrameInfo",          OPT_DebugStackFrameInfo,          OPT_TYPE_BOOLEAN, "TODO" },
 290         { "DebugStackTrace",              OPT_DebugStackTrace,              OPT_TYPE_BOOLEAN, "debug stacktrace creation" },
 291         { "DebugThreads",                 OPT_DebugThreads,                 OPT_TYPE_BOOLEAN, "print debug information for threads" },
 292 #if defined(ENABLE_DISASSEMBLER)
 293         { "DisassembleStubs",             OPT_DisassembleStubs,             OPT_TYPE_BOOLEAN, "disassemble builtin and native stubs when generated" },
 294 #endif
 295 #if defined(ENABLE_GC_CACAO)
 296         { "GCDebugRootSet",               OPT_GCDebugRootSet,               OPT_TYPE_BOOLEAN, "GC: print root-set at collection" },
 297         { "GCStress",                     OPT_GCStress,                     OPT_TYPE_BOOLEAN, "GC: forced collection at every allocation" },
 298 #endif
 299 #if defined(ENABLE_INLINING)
 300         { "Inline",                       OPT_Inline,                       OPT_TYPE_BOOLEAN, "enable method inlining" },
 301 #if defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG)
 302         { "InlineAll",                    OPT_InlineAll,                    OPT_TYPE_BOOLEAN, "use inlining in all compilations" },
 303         { "InlineCount",                  OPT_InlineCount,                  OPT_TYPE_VALUE,   "stop inlining after the given number of roots" },
 304         { "InlineMaxSize",                OPT_InlineMaxSize,                OPT_TYPE_VALUE,   "maximum size for inlined result" },
 305         { "InlineMinSize",                OPT_InlineMinSize,                OPT_TYPE_VALUE,   "minimum size for inlined result" },
 306 #endif
 307 #endif
 308         { "PrintConfig",                  OPT_PrintConfig,                  OPT_TYPE_BOOLEAN, "print VM configuration" },
 309         { "ProfileGCMemoryUsage",         OPT_ProfileGCMemoryUsage,         OPT_TYPE_VALUE,   "profiles GC memory usage in the given interval, <value> is in seconds (default: 5)" },
 310         { "ProfileMemoryUsage",           OPT_ProfileMemoryUsage,           OPT_TYPE_VALUE,   "TODO" },
 311         { "ProfileMemoryUsageGNUPlot",    OPT_ProfileMemoryUsageGNUPlot,    OPT_TYPE_VALUE,   "TODO" },
 312 #if defined(ENABLE_REPLACEMENT)
 313         { "TestReplacement",              OPT_TestReplacement,              OPT_TYPE_BOOLEAN, "activate all replacement points during code generation" },
 314 #endif
 315         { "TraceCompilerCalls",           OPT_TraceCompilerCalls,           OPT_TYPE_BOOLEAN, "trace JIT compiler calls" },
 316         { "TraceExceptions",              OPT_TraceExceptions,              OPT_TYPE_BOOLEAN, "trace Exception throwing" },
 317 #if defined(ENABLE_INLINING) && !defined(NDEBUG)
 318         { "TraceInlining",                OPT_TraceInlining,                OPT_TYPE_VALUE,   "trace method inlining with the given verbosity level (default: 1)" },
 319 #endif
 320 #if !defined(ENABLE_VMLOG)
 321         { "TraceJavaCalls",               OPT_TraceJavaCalls,               OPT_TYPE_BOOLEAN, "trace Java method calls" },
 322 #endif
 323         { "TraceJNICalls",                OPT_TraceJNICalls,                OPT_TYPE_BOOLEAN, "trace JNI method calls" },
 324         { "TraceJVMCalls",                OPT_TraceJVMCalls,                OPT_TYPE_BOOLEAN, "trace JVM method calls but omit very frequent ones" },
 325         { "TraceJVMCallsVerbose",         OPT_TraceJVMCallsVerbose,         OPT_TYPE_BOOLEAN, "trace all JVM method calls" },
 326         { "TraceLinkClass",               OPT_TraceLinkClass,               OPT_TYPE_BOOLEAN, "trace class linking" },
 327 #if defined(ENABLE_REPLACEMENT)
 328         { "TraceReplacement",             OPT_TraceReplacement,             OPT_TYPE_VALUE,   "trace on-stack replacement with the given verbosity level (default: 1)" },
 329 #endif
 330         { "TraceSubsystemInitialization", OPT_TraceSubsystemInitialization, OPT_TYPE_BOOLEAN, "trace initialization of subsystems" },
 331         { "TraceTraps",                   OPT_TraceTraps,                   OPT_TYPE_BOOLEAN, "trace traps generated by JIT code" },
 332 #if defined(ENABLE_VMLOG)
 333         { "Vmlog",                        OPT_Vmlog,                        OPT_TYPE_VALUE,   "prefix for vmlog trace files (enables vmlog)" },
 334         { "VmlogStrings",                 OPT_VmlogStrings,                 OPT_TYPE_VALUE,   "prefix of vmlog string file to load" },
 335         { "VmlogIgnore",                  OPT_VmlogIgnore,                  OPT_TYPE_VALUE,   "prefix of vmlog ignore file to load" },
 336 #endif
 337
 338         /* end marker */
 339
 340         { NULL,                           -1,                               -1,               NULL }
 341 };
 342
 343
 344 /* options_get *****************************************************************
 345
 346    DOCUMENT ME!!!
 347
 348 *******************************************************************************/
 349
 350 int options_get(opt_struct *opts, JavaVMInitArgs *vm_args)
 351 {
 352         char *option;
 353         int   i;
 354
 355         if (opt_index >= vm_args->nOptions)
 356                 return OPT_DONE;
 357
 358         /* get the current option */
 359
 360         option = vm_args->options[opt_index].optionString;
 361
 362         if ((option == NULL) || (option[0] != '-'))
 363                 return OPT_DONE;
 364
 365         for (i = 0; opts[i].name; i++) {
 366                 if (!opts[i].arg) {
 367                         /* boolean option found */
 368
 369                         if (strcmp(option + 1, opts[i].name) == 0) {
 370                                 opt_index++;
 371                                 return opts[i].value;
 372                         }
 373
 374                 } else {
 375                         /* parameter option found */
 376
 377                         /* with a space between */
 378
 379                         if (strcmp(option + 1, opts[i].name) == 0) {
 380                                 opt_index++;
 381
 382                                 if (opt_index < vm_args->nOptions) {
 383                                         opt_arg = system_strdup(vm_args->options[opt_index].optionString);
 384                                         opt_index++;
 385                                         return opts[i].value;
 386                                 }
 387
 388                                 return OPT_ERROR;
 389
 390                         } else {
 391                                 /* parameter and option have no space between */
 392
 393                                 /* FIXME: this assumption is plain wrong, hits you if there is a
 394                                  * parameter with no argument starting with same letter as param with argument
 395                                  * but named after that one, ouch! */
 396
 397                                 size_t l = system_strlen(opts[i].name);
 398
 399                                 if (system_strlen(option + 1) > l) {
 400                                         if (memcmp(option + 1, opts[i].name, l) == 0) {
 401                                                 opt_index++;
 402                                                 opt_arg = system_strdup(option + 1 + l);
 403                                                 return opts[i].value;
 404                                         }
 405                                 }
 406                         }
 407                 }
 408         }
 409
 410         return OPT_ERROR;
 411 }
 412
 413
 414 /* options_xxusage *************************************************************
 415
 416    Print usage message for debugging options.
 417
 418 *******************************************************************************/
 419
 420 static void options_xxusage(void)
 421 {
 422         option_t *opt;
 423         int       length;
 424         int       i;
 425         char     *c;
 426
 427         /* Prevent compiler warning. */
 428
 429         length = 0;
 430
 431         for (opt = options_XX; opt->name != NULL; opt++) {
 432                 printf("    -XX:");
 433
 434                 switch (opt->type) {
 435                 case OPT_TYPE_BOOLEAN:
 436                         printf("+%s", opt->name);
 437                         length = system_strlen("    -XX:+") + system_strlen(opt->name);
 438                         break;
 439
 440                 case OPT_TYPE_VALUE:
 441                         printf("%s=<value>", opt->name);
 442                         length = system_strlen("    -XX:") + system_strlen(opt->name) +
 443                                 system_strlen("=<value>");
 444                         break;
 445
 446                 default:
 447                         vm_abort("options_xxusage: unkown option type %d", opt->type);
 448                 }
 449
 450                 /* Check if the help fits into one 80-column line.
 451                    Documentation starts at column 29. */
 452
 453                 if (length < (29 - 1)) {
 454                         /* Print missing spaces up to column 29. */
 455
 456                         for (i = length; i < 29; i++)
 457                                 printf(" ");
 458                 }
 459                 else {
 460                         printf("\n");
 461                         printf("                             "); /* 29 spaces */
 462                 }
 463
 464                 /* Check documentation length. */
 465
 466                 length = system_strlen(opt->doc);
 467
 468                 if (length < (80 - 29)) {
 469                         printf("%s", opt->doc);
 470                 }
 471                 else {
 472                         for (c = opt->doc, i = 29; *c != 0; c++, i++) {
 473                                 /* If we are at the end of the line, break it. */
 474
 475                                 if (i == 80) {
 476                                         printf("\n");
 477                                         printf("                             "); /* 29 spaces */
 478                                         i = 29;
 479                                 }
 480
 481                                 printf("%c", *c);
 482                         }
 483                 }
 484
 485                 printf("\n");
 486         }
 487
 488         /* exit with error code */
 489
 490         exit(1);
 491 }
 492
 493
 494 /* options_xx ******************************************************************
 495
 496    Handle -XX: options.
 497
 498 *******************************************************************************/
 499
 500 void options_xx(JavaVMInitArgs *vm_args)
 501 {
 502         const char *name;
 503         const char *start;
 504         char       *end;
 505         int         length;
 506         int         enable;
 507         char       *value;
 508         option_t   *opt;
 509         char       *filename;
 510         FILE       *file;
 511         int         i;
 512
 513         /* Iterate over all passed options. */
 514
 515         for (i = 0; i < vm_args->nOptions; i++) {
 516                 /* Get the current option. */
 517
 518                 name = vm_args->options[i].optionString;
 519
 520                 /* Check for help (-XX). */
 521
 522                 if (strcmp(name, "-XX") == 0)
 523                         options_xxusage();
 524
 525                 /* Check if the option start with -XX. */
 526
 527                 start = strstr(name, "-XX:");
 528
 529                 if ((start == NULL) || (start != name))
 530                         continue;
 531
 532                 /* Check if the option is a boolean option. */
 533
 534                 if (name[4] == '+') {
 535                         start  = name + 4 + 1;
 536                         enable = 1;
 537                 }
 538                 else if (name[4] == '-') {
 539                         start  = name + 4 + 1;
 540                         enable = 0;
 541                 }
 542                 else {
 543                         start  = name + 4;
 544                         enable = -1;
 545                 }
 546
 547                 /* Search for a '=' in the option name and get the option name
 548                    length and the value of the option. */
 549
 550                 end = strchr(start, '=');
 551
 552                 if (end == NULL) {
 553                         length = system_strlen(start);
 554                         value  = NULL;
 555                 }
 556                 else {
 557                         length = end - start;
 558                         value  = end + 1;
 559                 }
 560
 561                 /* Search the option in the option array. */
 562
 563                 for (opt = options_XX; opt->name != NULL; opt++) {
 564                         if (strncmp(opt->name, start, length) == 0) {
 565                                 /* Check if the options passed fits to the type. */
 566
 567                                 switch (opt->type) {
 568                                 case OPT_TYPE_BOOLEAN:
 569                                         if ((enable == -1) || (value != NULL))
 570                                                 options_xxusage();
 571                                         break;
 572                                 case OPT_TYPE_VALUE:
 573                                         if ((enable != -1) || (value == NULL))
 574                                                 options_xxusage();
 575                                         break;
 576                                 default:
 577                                         vm_abort("options_xx: unknown option type %d for option %s",
 578                                                          opt->type, opt->name);
 579                                 }
 580
 581                                 break;
 582                         }
 583                 }
 584
 585                 /* Process the option. */
 586
 587                 switch (opt->value) {
 588
 589                 /* Options which must always be available (production options
 590                    in HotSpot). */
 591
 592                 case OPT_MaxDirectMemorySize:
 593                         opt_MaxDirectMemorySize = system_atoi(value);
 594                         break;
 595
 596                 case OPT_MaxPermSize:
 597                         /* Currently ignored. */
 598                         break;
 599
 600                 case OPT_PermSize:
 601                         /* Currently ignored. */
 602                         break;
 603
 604                 case OPT_ThreadStackSize:
 605                         /* currently ignored */
 606                         break;
 607
 608                 /* Debugging options which can be turned off. */
 609
 610                 case OPT_DebugExceptions:
 611                         opt_DebugExceptions = enable;
 612                         break;
 613
 614                 case OPT_DebugFinalizer:
 615                         opt_DebugFinalizer = enable;
 616                         break;
 617
 618                 case OPT_DebugLocalReferences:
 619                         opt_DebugLocalReferences = enable;
 620                         break;
 621
 622                 case OPT_DebugLocks:
 623                         opt_DebugLocks = enable;
 624                         break;
 625
 626                 case OPT_DebugPackage:
 627                         opt_DebugPackage = enable;
 628                         break;
 629
 630                 case OPT_DebugPatcher:
 631                         opt_DebugPatcher = enable;
 632                         break;
 633
 634                 case OPT_DebugProperties:
 635                         opt_DebugProperties = enable;
 636                         break;
 637
 638                 case OPT_DebugStackFrameInfo:
 639                         opt_DebugStackFrameInfo = enable;
 640                         break;
 641
 642                 case OPT_DebugStackTrace:
 643                         opt_DebugStackTrace = enable;
 644                         break;
 645
 646                 case OPT_DebugThreads:
 647                         opt_DebugThreads = enable;
 648                         break;
 649
 650 #if defined(ENABLE_DISASSEMBLER)
 651                 case OPT_DisassembleStubs:
 652                         opt_DisassembleStubs = enable;
 653                         break;
 654 #endif
 655
 656 #if defined(ENABLE_GC_CACAO)
 657                 case OPT_GCDebugRootSet:
 658                         opt_GCDebugRootSet = enable;
 659                         break;
 660
 661                 case OPT_GCStress:
 662                         opt_GCStress = enable;
 663                         break;
 664 #endif
 665
 666 #if defined(ENABLE_INLINING)
 667                 case OPT_Inline:
 668                         opt_Inline = enable;
 669                         break;
 670 #if defined(ENABLE_INLINING_DEBUG) || !defined(NDEBUG)
 671                 case OPT_InlineAll:
 672                         opt_InlineAll = enable;
 673                         break;
 674
 675                 case OPT_InlineCount:
 676                         if (value != NULL)
 677                                 opt_InlineCount = system_atoi(value);
 678                         break;
 679
 680                 case OPT_InlineMaxSize:
 681                         if (value != NULL)
 682                                 opt_InlineMaxSize = system_atoi(value);
 683                         break;
 684
 685                 case OPT_InlineMinSize:
 686                         if (value != NULL)
 687                                 opt_InlineMinSize = system_atoi(value);
 688                         break;
 689 #endif
 690 #endif
 691
 692                 case OPT_PrintConfig:
 693                         opt_PrintConfig = enable;
 694                         break;
 695
 696                 case OPT_ProfileGCMemoryUsage:
 697                         if (value == NULL)
 698                                 opt_ProfileGCMemoryUsage = 5;
 699                         else
 700                                 opt_ProfileGCMemoryUsage = system_atoi(value);
 701                         break;
 702
 703                 case OPT_ProfileMemoryUsage:
 704                         if (value == NULL)
 705                                 opt_ProfileMemoryUsage = 5;
 706                         else
 707                                 opt_ProfileMemoryUsage = system_atoi(value);
 708
 709 # if defined(ENABLE_STATISTICS)
 710                         /* we also need statistics */
 711
 712                         opt_stat = true;
 713 # endif
 714                         break;
 715
 716                 case OPT_ProfileMemoryUsageGNUPlot:
 717                         if (value == NULL)
 718                                 filename = "profile.dat";
 719                         else
 720                                 filename = value;
 721
 722                         file = fopen(filename, "w");
 723
 724                         if (file == NULL)
 725                                 vm_abort_errno("options_xx: fopen failed");
 726
 727                         opt_ProfileMemoryUsageGNUPlot = file;
 728                         break;
 729
 730 #if defined(ENABLE_REPLACEMENT)
 731                 case OPT_TestReplacement:
 732                         opt_TestReplacement = enable;
 733                         break;
 734 #endif
 735
 736                 case OPT_TraceCompilerCalls:
 737                         opt_TraceCompilerCalls = enable;
 738                         break;
 739
 740                 case OPT_TraceExceptions:
 741                         opt_TraceExceptions = enable;
 742                         break;
 743
 744 #if defined(ENABLE_INLINING) && !defined(NDEBUG)
 745                 case OPT_TraceInlining:
 746                         if (value == NULL)
 747                                 opt_TraceInlining = 1;
 748                         else
 749                                 opt_TraceInlining = system_atoi(value);
 750                         break;
 751 #endif
 752
 753                 case OPT_TraceJavaCalls:
 754                         opt_verbosecall = enable;
 755                         opt_TraceJavaCalls = enable;
 756                         break;
 757
 758                 case OPT_TraceJNICalls:
 759                         opt_TraceJNICalls = enable;
 760                         break;
 761
 762                 case OPT_TraceJVMCalls:
 763                         opt_TraceJVMCalls = enable;
 764                         break;
 765
 766                 case OPT_TraceJVMCallsVerbose:
 767                         opt_TraceJVMCallsVerbose = enable;
 768                         break;
 769
 770                 case OPT_TraceLinkClass:
 771                         opt_TraceLinkClass = enable;
 772                         break;
 773
 774 #if defined(ENABLE_REPLACEMENT)
 775                 case OPT_TraceReplacement:
 776                         if (value == NULL)
 777                                 opt_TraceReplacement = 1;
 778                         else
 779                                 opt_TraceReplacement = system_atoi(value);
 780                         break;
 781 #endif
 782
 783                 case OPT_TraceSubsystemInitialization:
 784                         opt_TraceSubsystemInitialization = enable;
 785                         break;
 786
 787                 case OPT_TraceTraps:
 788                         opt_TraceTraps = enable;
 789                         break;
 790
 791 #if defined(ENABLE_VMLOG)
 792                 case OPT_Vmlog:
 793                         if (value == NULL)
 794                                 vmlog_cacao_set_prefix("vmlog");
 795                         else
 796                                 vmlog_cacao_set_prefix(value);
 797                         opt_verbosecall = 1;
 798                         opt_TraceJavaCalls = 1;
 799                         break;
 800
 801                 case OPT_VmlogStrings:
 802                         if (value != NULL)
 803                                 vmlog_cacao_set_stringprefix(value);
 804                         break;
 805
 806                 case OPT_VmlogIgnore:
 807                         if (value != NULL)
 808                                 vmlog_cacao_set_ignoreprefix(value);
 809                         break;
 810 #endif
 811
 812                 default:
 813                         printf("Unknown -XX option: %s\n", name);
 814                         break;
 815                 }
 816         }
 817 }
 818
 819
 820 /*
 821  * These are local overrides for various environment variables in Emacs.
 822  * Please do not remove this and leave it at the end of the file, where
 823  * Emacs will automagically detect them.
 824  * ---------------------------------------------------------------------
 825  * Local variables:
 826  * mode: c
 827  * indent-tabs-mode: t
 828  * c-basic-offset: 4
 829  * tab-width: 4
 830  * End:
 831  */