src/vm/vm.c

   1 /* src/vm/vm.c - VM startup and shutdown functions
   2
   3    Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
   4    C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
   5    E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
   6    J. Wenninger, 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., 51 Franklin Street, Fifth Floor, Boston, MA
  23    02110-1301, USA.
  24
  25 */
  26
  27
  28 #include "config.h"
  29
  30 #include <assert.h>
  31 #include <errno.h>
  32 #include <stdint.h>
  33 #include <stdlib.h>
  34
  35 #include "vm/types.h"
  36
  37 #include "arch.h"
  38 #include "md-abi.h"
  39
  40 #include "vm/jit/abi-asm.h"
  41
  42 #include "mm/codememory.h"
  43 #include "mm/gc-common.h"
  44 #include "mm/memory.h"
  45
  46 #include "native/jni.h"
  47 #include "native/llni.h"
  48 #include "native/localref.h"
  49 #include "native/native.h"
  50
  51 #include "native/include/java_lang_Object.h"             /* required by j.l.C */
  52 #include "native/include/java_lang_String.h"             /* required by j.l.C */
  53
  54 #if defined(WITH_CLASSPATH_SUN)
  55 # include "native/include/java_nio_ByteBuffer.h"        /* required by j.l.CL */
  56 # include "native/include/java_lang_ClassLoader.h"       /* required by j.l.C */
  57 #endif
  58
  59 #include "native/include/java_lang_Class.h"
  60
  61 #include "native/vm/nativevm.h"
  62
  63 #include "threads/threads-common.h"
  64
  65 #include "toolbox/logging.h"
  66
  67 #include "vm/array.h"
  68
  69 #if defined(ENABLE_ASSERTION)
  70 #include "vm/assertion.h"
  71 #endif
  72
  73 #include "vm/builtin.h"
  74 #include "vm/exceptions.h"
  75 #include "vm/finalizer.h"
  76 #include "vm/global.h"
  77 #include "vm/initialize.h"
  78 #include "vm/package.h"
  79 #include "vm/primitive.h"
  80 #include "vm/properties.h"
  81 #include "vm/signallocal.h"
  82 #include "vm/stringlocal.h"
  83 #include "vm/vm.h"
  84
  85 #include "vm/jit/argument.h"
  86 #include "vm/jit/asmpart.h"
  87
  88 #if defined(ENABLE_DISASSEMBLER)
  89 # include "vm/jit/disass.h"
  90 #endif
  91
  92 #include "vm/jit/jit.h"
  93
  94 #if defined(ENABLE_PROFILING)
  95 # include "vm/jit/optimizing/profile.h"
  96 #endif
  97
  98 #include "vm/jit/optimizing/recompile.h"
  99
 100 #if defined(ENABLE_PYTHON)
 101 # include "vm/jit/python.h"
 102 #endif
 103
 104 #include "vmcore/classcache.h"
 105 #include "vmcore/options.h"
 106 #include "vmcore/statistics.h"
 107 #include "vmcore/suck.h"
 108
 109 #if defined(ENABLE_JVMTI)
 110 # include "native/jvmti/cacaodbg.h"
 111 #endif
 112
 113 #if defined(ENABLE_VMLOG)
 114 #include <vmlog_cacao.h>
 115 #endif
 116
 117
 118 /* Invocation API variables ***************************************************/
 119
 120 _Jv_JavaVM *_Jv_jvm;                    /* denotes a Java VM                  */
 121 _Jv_JNIEnv *_Jv_env;                    /* pointer to native method interface */
 122
 123
 124 /* global variables ***********************************************************/
 125
 126 s4 vms = 0;                             /* number of VMs created              */
 127
 128 bool vm_initializing = false;
 129 bool vm_exiting = false;
 130
 131 char      *mainstring = NULL;
 132 classinfo *mainclass = NULL;
 133
 134 #if defined(ENABLE_INTRP)
 135 u1 *intrp_main_stack = NULL;
 136 #endif
 137
 138
 139 /* define heap sizes **********************************************************/
 140
 141 #define HEAP_MAXSIZE      128 * 1024 * 1024 /* default 128MB                  */
 142 #define HEAP_STARTSIZE      2 * 1024 * 1024 /* default 2MB                    */
 143 #define STACK_SIZE               128 * 1024 /* default 64kB                   */
 144
 145
 146 /* define command line options ************************************************/
 147
 148 enum {
 149         OPT_FOO,
 150
 151         /* Java options */
 152
 153         OPT_JAR,
 154
 155         OPT_D32,
 156         OPT_D64,
 157
 158         OPT_CLASSPATH,
 159         OPT_D,
 160
 161         OPT_VERBOSE,
 162
 163         OPT_VERSION,
 164         OPT_SHOWVERSION,
 165         OPT_FULLVERSION,
 166
 167         OPT_HELP,
 168         OPT_X,
 169         OPT_XX,
 170
 171         OPT_EA,
 172         OPT_DA,
 173
 174         OPT_ESA,
 175         OPT_DSA,
 176
 177         /* Java non-standard options */
 178
 179         OPT_JIT,
 180         OPT_INTRP,
 181
 182         OPT_BOOTCLASSPATH,
 183         OPT_BOOTCLASSPATH_A,
 184         OPT_BOOTCLASSPATH_P,
 185
 186         OPT_BOOTCLASSPATH_C,
 187
 188 #if defined(ENABLE_PROFILING)
 189         OPT_PROF,
 190         OPT_PROF_OPTION,
 191 #endif
 192
 193         OPT_MS,
 194         OPT_MX,
 195
 196         /* CACAO options */
 197
 198         OPT_VERBOSE1,
 199         OPT_NOIEEE,
 200
 201 #if defined(ENABLE_STATISTICS)
 202         OPT_TIME,
 203         OPT_STAT,
 204 #endif
 205
 206         OPT_LOG,
 207         OPT_CHECK,
 208         OPT_LOAD,
 209         OPT_SHOW,
 210         OPT_DEBUGCOLOR,
 211
 212 #if !defined(NDEBUG)
 213         OPT_ALL,
 214         OPT_METHOD,
 215         OPT_SIGNATURE,
 216 #endif
 217
 218 #if defined(ENABLE_VERIFIER)
 219         OPT_NOVERIFY,
 220 #if defined(TYPECHECK_VERBOSE)
 221         OPT_VERBOSETC,
 222 #endif
 223 #endif /* defined(ENABLE_VERIFIER) */
 224
 225         /* optimization options */
 226
 227 #if defined(ENABLE_LOOP)
 228         OPT_OLOOP,
 229 #endif
 230
 231 #if defined(ENABLE_IFCONV)
 232         OPT_IFCONV,
 233 #endif
 234
 235 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
 236         OPT_LSRA,
 237 #endif
 238
 239 #if defined(ENABLE_INLINING)
 240         OPT_INLINING,
 241 #if !defined(NDEBUG)
 242         OPT_INLINE_LOG,
 243 #endif
 244 #if defined(ENABLE_INLINING_DEBUG)
 245         OPT_INLINE_DEBUG_ALL,
 246         OPT_INLINE_DEBUG_END,
 247         OPT_INLINE_DEBUG_MIN,
 248         OPT_INLINE_DEBUG_MAX,
 249 #endif /* defined(ENABLE_INLINING_DEBUG) */
 250 #endif /* defined(ENABLE_INLINING) */
 251
 252 #if defined(ENABLE_INTRP)
 253         /* interpreter options */
 254
 255         OPT_NO_DYNAMIC,
 256         OPT_NO_REPLICATION,
 257         OPT_NO_QUICKSUPER,
 258         OPT_STATIC_SUPERS,
 259         OPT_TRACE,
 260 #endif
 261
 262         OPT_SS,
 263
 264 #ifdef ENABLE_JVMTI
 265         OPT_DEBUG,
 266         OPT_XRUNJDWP,
 267         OPT_NOAGENT,
 268         OPT_AGENTLIB,
 269         OPT_AGENTPATH,
 270 #endif
 271
 272 #if defined(ENABLE_DEBUG_FILTER)
 273         OPT_FILTER_VERBOSECALL_INCLUDE,
 274         OPT_FILTER_VERBOSECALL_EXCLUDE,
 275         OPT_FILTER_SHOW_METHOD,
 276 #endif
 277
 278         DUMMY
 279 };
 280
 281
 282 opt_struct opts[] = {
 283         { "foo",               false, OPT_FOO },
 284
 285         /* Java options */
 286
 287         { "jar",               false, OPT_JAR },
 288
 289         { "d32",               false, OPT_D32 },
 290         { "d64",               false, OPT_D64 },
 291         { "client",            false, OPT_IGNORE },
 292         { "server",            false, OPT_IGNORE },
 293         { "jvm",               false, OPT_IGNORE },
 294         { "hotspot",           false, OPT_IGNORE },
 295
 296         { "classpath",         true,  OPT_CLASSPATH },
 297         { "cp",                true,  OPT_CLASSPATH },
 298         { "D",                 true,  OPT_D },
 299         { "version",           false, OPT_VERSION },
 300         { "showversion",       false, OPT_SHOWVERSION },
 301         { "fullversion",       false, OPT_FULLVERSION },
 302         { "help",              false, OPT_HELP },
 303         { "?",                 false, OPT_HELP },
 304         { "X",                 false, OPT_X },
 305         { "XX:",               true,  OPT_XX },
 306
 307         { "ea:",               true,  OPT_EA },
 308         { "da:",               true,  OPT_DA },
 309         { "ea",                false, OPT_EA },
 310         { "da",                false, OPT_DA },
 311
 312         { "esa",                     false, OPT_ESA },
 313         { "enablesystemassertions",  false, OPT_ESA },
 314         { "dsa",                     false, OPT_DSA },
 315         { "disablesystemassertions", false, OPT_DSA },
 316
 317         { "noasyncgc",         false, OPT_IGNORE },
 318 #if defined(ENABLE_VERIFIER)
 319         { "noverify",          false, OPT_NOVERIFY },
 320         { "Xverify:none",      false, OPT_NOVERIFY },
 321 #endif
 322         { "v",                 false, OPT_VERBOSE1 },
 323         { "verbose:",          true,  OPT_VERBOSE },
 324
 325 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
 326         { "verbosetc",         false, OPT_VERBOSETC },
 327 #endif
 328 #if defined(__ALPHA__)
 329         { "noieee",            false, OPT_NOIEEE },
 330 #endif
 331 #if defined(ENABLE_STATISTICS)
 332         { "time",              false, OPT_TIME },
 333         { "stat",              false, OPT_STAT },
 334 #endif
 335         { "log",               true,  OPT_LOG },
 336         { "c",                 true,  OPT_CHECK },
 337         { "l",                 false, OPT_LOAD },
 338
 339 #if !defined(NDEBUG)
 340         { "all",               false, OPT_ALL },
 341         { "sig",               true,  OPT_SIGNATURE },
 342 #endif
 343
 344 #if defined(ENABLE_LOOP)
 345         { "oloop",             false, OPT_OLOOP },
 346 #endif
 347 #if defined(ENABLE_IFCONV)
 348         { "ifconv",            false, OPT_IFCONV },
 349 #endif
 350 #if defined(ENABLE_LSRA)
 351         { "lsra",              false, OPT_LSRA },
 352 #endif
 353 #if  defined(ENABLE_SSA)
 354         { "lsra",              true, OPT_LSRA },
 355 #endif
 356
 357 #if defined(ENABLE_INTRP)
 358         /* interpreter options */
 359
 360         { "trace",             false, OPT_TRACE },
 361         { "static-supers",     true,  OPT_STATIC_SUPERS },
 362         { "no-dynamic",        false, OPT_NO_DYNAMIC },
 363         { "no-replication",    false, OPT_NO_REPLICATION },
 364         { "no-quicksuper",     false, OPT_NO_QUICKSUPER },
 365 #endif
 366
 367         /* JVMTI Agent Command Line Options */
 368 #ifdef ENABLE_JVMTI
 369         { "agentlib:",         true,  OPT_AGENTLIB },
 370         { "agentpath:",        true,  OPT_AGENTPATH },
 371 #endif
 372
 373         /* Java non-standard options */
 374
 375         { "Xjit",              false, OPT_JIT },
 376         { "Xint",              false, OPT_INTRP },
 377         { "Xbootclasspath:",   true,  OPT_BOOTCLASSPATH },
 378         { "Xbootclasspath/a:", true,  OPT_BOOTCLASSPATH_A },
 379         { "Xbootclasspath/p:", true,  OPT_BOOTCLASSPATH_P },
 380         { "Xbootclasspath/c:", true,  OPT_BOOTCLASSPATH_C },
 381
 382 #ifdef ENABLE_JVMTI
 383         { "Xdebug",            false, OPT_DEBUG },
 384         { "Xnoagent",          false, OPT_NOAGENT },
 385         { "Xrunjdwp",          true,  OPT_XRUNJDWP },
 386 #endif
 387
 388         { "Xms",               true,  OPT_MS },
 389         { "ms",                true,  OPT_MS },
 390         { "Xmx",               true,  OPT_MX },
 391         { "mx",                true,  OPT_MX },
 392         { "Xss",               true,  OPT_SS },
 393         { "ss",                true,  OPT_SS },
 394
 395 #if defined(ENABLE_PROFILING)
 396         { "Xprof:",            true,  OPT_PROF_OPTION },
 397         { "Xprof",             false, OPT_PROF },
 398 #endif
 399
 400         /* inlining options */
 401
 402 #if defined(ENABLE_INLINING)
 403 #if defined(ENABLE_INLINING_DEBUG)
 404         { "ia",                false, OPT_INLINE_DEBUG_ALL },
 405         { "ii",                true,  OPT_INLINE_DEBUG_MIN },
 406         { "im",                true,  OPT_INLINE_DEBUG_MAX },
 407         { "ie",                true,  OPT_INLINE_DEBUG_END },
 408 #endif /* defined(ENABLE_INLINING_DEBUG) */
 409 #if !defined(NDEBUG)
 410         { "il",                false, OPT_INLINE_LOG },
 411 #endif
 412         { "i",                 false, OPT_INLINING },
 413 #endif /* defined(ENABLE_INLINING) */
 414
 415         /* keep these at the end of the list */
 416
 417 #if !defined(NDEBUG)
 418         { "m",                 true,  OPT_METHOD },
 419 #endif
 420
 421         { "s",                 true,  OPT_SHOW },
 422         { "debug-color",      false,  OPT_DEBUGCOLOR },
 423
 424 #if defined(ENABLE_DEBUG_FILTER)
 425         { "XXfi",              true,  OPT_FILTER_VERBOSECALL_INCLUDE },
 426         { "XXfx",              true,  OPT_FILTER_VERBOSECALL_EXCLUDE },
 427         { "XXfm",              true,  OPT_FILTER_SHOW_METHOD },
 428 #endif
 429
 430         { NULL,                false, 0 }
 431 };
 432
 433
 434 /* usage ***********************************************************************
 435
 436    Prints the correct usage syntax to stdout.
 437
 438 *******************************************************************************/
 439
 440 void usage(void)
 441 {
 442         puts("Usage: cacao [-options] classname [arguments]");
 443         puts("               (to run a class file)");
 444         puts("   or  cacao [-options] -jar jarfile [arguments]");
 445         puts("               (to run a standalone jar file)\n");
 446
 447         puts("where options include:");
 448         puts("    -d32                     use 32-bit data model if available");
 449         puts("    -d64                     use 64-bit data model if available");
 450         puts("    -client                  compatibility (currently ignored)");
 451         puts("    -server                  compatibility (currently ignored)");
 452         puts("    -jvm                     compatibility (currently ignored)");
 453         puts("    -hotspot                 compatibility (currently ignored)\n");
 454
 455         puts("    -cp <path>               specify a path to look for classes");
 456         puts("    -classpath <path>        specify a path to look for classes");
 457         puts("    -D<name>=<value>         add an entry to the property list");
 458         puts("    -verbose[:class|gc|jni]  enable specific verbose output");
 459         puts("    -version                 print product version and exit");
 460         puts("    -fullversion             print jpackage-compatible product version and exit");
 461         puts("    -showversion             print product version and continue");
 462         puts("    -help, -?                print this help message");
 463         puts("    -X                       print help on non-standard Java options");
 464         puts("    -XX                      print help on debugging options");
 465     puts("    -ea[:<packagename>...|:<classname>]");
 466     puts("    -enableassertions[:<packagename>...|:<classname>]");
 467         puts("                             enable assertions with specified granularity");
 468         puts("    -da[:<packagename>...|:<classname>]");
 469         puts("    -disableassertions[:<packagename>...|:<classname>]");
 470         puts("                             disable assertions with specified granularity");
 471         puts("    -esa | -enablesystemassertions");
 472         puts("                             enable system assertions");
 473         puts("    -dsa | -disablesystemassertions");
 474         puts("                             disable system assertions");
 475
 476 #ifdef ENABLE_JVMTI
 477         puts("    -agentlib:<agent-lib-name>=<options>  library to load containg JVMTI agent");
 478         puts ("                                         for jdwp help use: -agentlib:jdwp=help");
 479         puts("    -agentpath:<path-to-agent>=<options>  path to library containg JVMTI agent");
 480 #endif
 481
 482         /* exit with error code */
 483
 484         exit(1);
 485 }
 486
 487
 488 static void Xusage(void)
 489 {
 490 #if defined(ENABLE_JIT)
 491         puts("    -Xjit                    JIT mode execution (default)");
 492 #endif
 493 #if defined(ENABLE_INTRP)
 494         puts("    -Xint                    interpreter mode execution");
 495 #endif
 496         puts("    -Xbootclasspath:<zip/jar files and directories separated by :>");
 497     puts("                             value is set as bootstrap class path");
 498         puts("    -Xbootclasspath/a:<zip/jar files and directories separated by :>");
 499         puts("                             value is appended to the bootstrap class path");
 500         puts("    -Xbootclasspath/p:<zip/jar files and directories separated by :>");
 501         puts("                             value is prepended to the bootstrap class path");
 502         puts("    -Xbootclasspath/c:<zip/jar files and directories separated by :>");
 503         puts("                             value is used as Java core library, but the");
 504         puts("                             hardcoded VM interface classes are prepended");
 505         printf("    -Xms<size>               set the initial size of the heap (default: %dMB)\n", HEAP_STARTSIZE / 1024 / 1024);
 506         printf("    -Xmx<size>               set the maximum size of the heap (default: %dMB)\n", HEAP_MAXSIZE / 1024 / 1024);
 507         printf("    -Xss<size>               set the thread stack size (default: %dkB)\n", STACK_SIZE / 1024);
 508
 509 #if defined(ENABLE_PROFILING)
 510         puts("    -Xprof[:bb]              collect and print profiling data");
 511 #endif
 512
 513 #if defined(ENABLE_JVMTI)
 514     /* -Xdebug option depend on gnu classpath JDWP options. options:
 515          transport=dt_socket,address=<hostname:port>,server=(y|n),suspend(y|n) */
 516         puts("    -Xdebug                  enable remote debugging\n");
 517         puts("    -Xrunjdwp transport=[dt_socket|...],address=<hostname:port>,server=[y|n],suspend=[y|n]\n");
 518         puts("                             enable remote debugging\n");
 519 #endif
 520
 521         /* exit with error code */
 522
 523         exit(1);
 524 }
 525
 526
 527 #if 0
 528 static void XXusage(void)
 529 {
 530         puts("    -v                       write state-information");
 531 #if !defined(NDEBUG)
 532         puts("    -verbose:jit             enable specific verbose output");
 533         puts("    -debug-color             colored output for ANSI terms");
 534 #endif
 535 #ifdef TYPECHECK_VERBOSE
 536         puts("    -verbosetc               write debug messages while typechecking");
 537 #endif
 538 #if defined(__ALPHA__)
 539         puts("    -noieee                  don't use ieee compliant arithmetic");
 540 #endif
 541 #if defined(ENABLE_VERIFIER)
 542         puts("    -noverify                don't verify classfiles");
 543 #endif
 544 #if defined(ENABLE_STATISTICS)
 545         puts("    -time                    measure the runtime");
 546         puts("    -stat                    detailed compiler statistics");
 547 #endif
 548         puts("    -log logfile             specify a name for the logfile");
 549         puts("    -c(heck)b(ounds)         don't check array bounds");
 550         puts("            s(ync)           don't check for synchronization");
 551 #if defined(ENABLE_LOOP)
 552         puts("    -oloop                   optimize array accesses in loops");
 553 #endif
 554         puts("    -l                       don't start the class after loading");
 555 #if !defined(NDEBUG)
 556         puts("    -all                     compile all methods, no execution");
 557         puts("    -m                       compile only a specific method");
 558         puts("    -sig                     specify signature for a specific method");
 559 #endif
 560
 561         puts("    -s...                    show...");
 562         puts("      (c)onstants            the constant pool");
 563         puts("      (m)ethods              class fields and methods");
 564         puts("      (u)tf                  the utf - hash");
 565         puts("      (i)ntermediate         intermediate representation");
 566 #if defined(ENABLE_DISASSEMBLER)
 567         puts("      (a)ssembler            disassembled listing");
 568         puts("      n(o)ps                 show NOPs in disassembler output");
 569 #endif
 570         puts("      (d)atasegment          data segment listing");
 571
 572 #if defined(ENABLE_INLINING)
 573         puts("    -i                       activate inlining");
 574 #if !defined(NDEBUG)
 575         puts("    -il                      log inlining");
 576 #endif
 577 #if defined(ENABLE_INLINING_DEBUG)
 578         puts("    -ia                      use inlining for all methods");
 579         puts("    -ii <size>               set minimum size for inlined result");
 580         puts("    -im <size>               set maximum size for inlined result");
 581         puts("    -ie <number>             stop inlining after the given number of roots");
 582 #endif /* defined(ENABLE_INLINING_DEBUG) */
 583 #endif /* defined(ENABLE_INLINING) */
 584
 585 #if defined(ENABLE_IFCONV)
 586         puts("    -ifconv                  use if-conversion");
 587 #endif
 588 #if defined(ENABLE_LSRA)
 589         puts("    -lsra                    use linear scan register allocation");
 590 #endif
 591 #if defined(ENABLE_SSA)
 592         puts("    -lsra:...                use linear scan register allocation (with SSA)");
 593         puts("       (d)ead code elimination");
 594         puts("       (c)opy propagation");
 595 #endif
 596 #if defined(ENABLE_DEBUG_FILTER)
 597         puts("    -XXfi <regex>            begin of dynamic scope for verbosecall filter");
 598         puts("    -XXfx <regex>            end of dynamic scope for verbosecall filter");
 599         puts("    -XXfm <regex>            filter for show options");
 600 #endif
 601         /* exit with error code */
 602
 603         exit(1);
 604 }
 605 #endif
 606
 607
 608 /* version *********************************************************************
 609
 610    Only prints cacao version information.
 611
 612 *******************************************************************************/
 613
 614 static void version(bool opt_exit)
 615 {
 616         puts("java version \""JAVA_VERSION"\"");
 617         puts("CACAO version "VERSION"");
 618
 619         puts("Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,");
 620         puts("C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,");
 621         puts("E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,");
 622         puts("J. Wenninger, Institut f. Computersprachen - TU Wien\n");
 623
 624         puts("This program is free software; you can redistribute it and/or");
 625         puts("modify it under the terms of the GNU General Public License as");
 626         puts("published by the Free Software Foundation; either version 2, or (at");
 627         puts("your option) any later version.\n");
 628
 629         puts("This program is distributed in the hope that it will be useful, but");
 630         puts("WITHOUT ANY WARRANTY; without even the implied warranty of");
 631         puts("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU");
 632         puts("General Public License for more details.");
 633
 634         /* exit normally, if requested */
 635
 636         if (opt_exit)
 637                 exit(0);
 638 }
 639
 640
 641 /* fullversion *****************************************************************
 642
 643    Prints a Sun compatible version information (required e.g. by
 644    jpackage, www.jpackage.org).
 645
 646 *******************************************************************************/
 647
 648 static void fullversion(void)
 649 {
 650         puts("java full version \"cacao-"JAVA_VERSION"\"");
 651
 652         /* exit normally */
 653
 654         exit(0);
 655 }
 656
 657
 658 static void vm_printconfig(void)
 659 {
 660         puts("Configure/Build options:\n");
 661         puts("  ./configure: "VERSION_CONFIGURE_ARGS"");
 662 #if defined(__VERSION__)
 663         puts("  CC         : "VERSION_CC" ("__VERSION__")");
 664 #else
 665         puts("  CC         : "VERSION_CC"");
 666 #endif
 667         puts("  CFLAGS     : "VERSION_CFLAGS"\n");
 668
 669         puts("Default variables:\n");
 670         printf("  maximum heap size              : %d\n", HEAP_MAXSIZE);
 671         printf("  initial heap size              : %d\n", HEAP_STARTSIZE);
 672         printf("  stack size                     : %d\n", STACK_SIZE);
 673
 674 #if defined(WITH_JRE_LAYOUT)
 675         /* When we're building with JRE-layout, the default paths are the
 676            same as the runtime paths. */
 677 #else
 678 # if defined(WITH_CLASSPATH_GNU)
 679         puts("  gnu.classpath.boot.library.path: "CLASSPATH_LIBDIR);
 680         puts("  java.boot.class.path           : "CACAO_VM_ZIP":"CLASSPATH_CLASSES"");
 681 # elif defined(WITH_CLASSPATH_SUN)
 682         puts("  sun.boot.library.path          : "CLASSPATH_LIBDIR);
 683         puts("  java.boot.class.path           : "CLASSPATH_CLASSES);
 684 # endif
 685 #endif
 686
 687         puts("");
 688
 689         puts("Runtime variables:\n");
 690         printf("  maximum heap size              : %d\n", opt_heapmaxsize);
 691         printf("  initial heap size              : %d\n", opt_heapstartsize);
 692         printf("  stack size                     : %d\n", opt_stacksize);
 693
 694 #if defined(WITH_CLASSPATH_GNU)
 695         printf("  gnu.classpath.boot.library.path: %s\n", properties_get("gnu.classpath.boot.library.path"));
 696 #elif defined(WITH_CLASSPATH_SUN)
 697         printf("  sun.boot.library.path          : %s\n", properties_get("sun.boot.library.path"));
 698 #endif
 699
 700         printf("  java.boot.class.path           : %s\n", properties_get("java.boot.class.path"));
 701         printf("  java.class.path                : %s\n", properties_get("java.class.path"));
 702 }
 703
 704
 705 /* forward declarations *******************************************************/
 706
 707 static char *vm_get_mainclass_from_jar(char *mainstring);
 708 #if !defined(NDEBUG)
 709 static void  vm_compile_all(void);
 710 static void  vm_compile_method(void);
 711 #endif
 712
 713
 714 /* vm_createjvm ****************************************************************
 715
 716    Implementation for JNI_CreateJavaVM.
 717
 718 *******************************************************************************/
 719
 720 bool vm_createjvm(JavaVM **p_vm, void **p_env, void *vm_args)
 721 {
 722         JavaVMInitArgs *_vm_args;
 723         _Jv_JNIEnv     *env;
 724         _Jv_JavaVM     *vm;
 725
 726         /* get the arguments for the new JVM */
 727
 728         _vm_args = (JavaVMInitArgs *) vm_args;
 729
 730         /* get the VM and Env tables (must be set before vm_create) */
 731
 732         env = NEW(_Jv_JNIEnv);
 733
 734 #if defined(ENABLE_JNI)
 735         env->env = &_Jv_JNINativeInterface;
 736 #endif
 737
 738         /* XXX Set the global variable.  Maybe we should do that differently. */
 739
 740         _Jv_env = env;
 741
 742         /* create and fill a JavaVM structure */
 743
 744         vm = NEW(_Jv_JavaVM);
 745
 746 #if defined(ENABLE_JNI)
 747         vm->functions = &_Jv_JNIInvokeInterface;
 748 #endif
 749
 750         /* XXX Set the global variable.  Maybe we should do that differently. */
 751         /* XXX JVMTI Agents needs a JavaVM  */
 752
 753         _Jv_jvm = vm;
 754
 755         /* actually create the JVM */
 756
 757         if (!vm_create(_vm_args))
 758                 goto error;
 759
 760         /* now return the values */
 761
 762         *p_vm  = (JavaVM *) vm;
 763         *p_env = (void *) env;
 764
 765         return true;
 766
 767  error:
 768         /* release allocated memory */
 769
 770         FREE(env, _Jv_JNIEnv);
 771         FREE(vm, _Jv_JavaVM);
 772
 773         return false;
 774 }
 775
 776
 777 /* vm_create *******************************************************************
 778
 779    Creates a JVM.  Called by vm_createjvm.
 780
 781 *******************************************************************************/
 782
 783 bool vm_create(JavaVMInitArgs *vm_args)
 784 {
 785         int   len;
 786         char *p;
 787         char *boot_class_path;
 788         char *class_path;
 789         int   opt;
 790         int   i, j;
 791         bool  opt_version;
 792         bool  opt_exit;
 793
 794 #if defined(ENABLE_JVMTI)
 795         lt_dlhandle  handle;
 796         char *libname, *agentarg;
 797         bool jdwp,agentbypath;
 798         jdwp = agentbypath = false;
 799 #endif
 800
 801 #if defined(ENABLE_VMLOG)
 802         vmlog_cacao_init(vm_args);
 803 #endif
 804
 805 #if defined(ENABLE_JNI)
 806         /* Check the JNI version requested. */
 807
 808         if (!jni_version_check(vm_args->version))
 809                 return false;
 810 #endif
 811
 812         /* We only support 1 JVM instance. */
 813
 814         if (vms > 0)
 815                 return false;
 816
 817         /* Install the exit handler. */
 818
 819         if (atexit(vm_exit_handler))
 820                 vm_abort("atexit failed: %s\n", strerror(errno));
 821
 822         /* Set some options. */
 823
 824         opt_version       = false;
 825         opt_exit          = false;
 826
 827         opt_noieee        = false;
 828
 829         opt_heapmaxsize   = HEAP_MAXSIZE;
 830         opt_heapstartsize = HEAP_STARTSIZE;
 831         opt_stacksize     = STACK_SIZE;
 832
 833         /* Initialize the properties list before command-line handling.
 834            Otherwise -XX:+PrintConfig crashes. */
 835
 836         properties_init();
 837
 838         /* First of all, parse the -XX options. */
 839
 840         options_xx(vm_args);
 841
 842         /* We need to check if the actual size of a java.lang.Class object
 843            is smaller or equal than the assumption made in
 844            src/vmcore/class.h. */
 845
 846         if (sizeof(java_lang_Class) > sizeof(dummy_java_lang_Class))
 847                 vm_abort("vm_create: java_lang_Class structure is bigger than classinfo.object (%d > %d)", sizeof(java_lang_Class), sizeof(dummy_java_lang_Class));
 848
 849         /* set the VM starttime */
 850
 851         _Jv_jvm->starttime = builtin_currenttimemillis();
 852
 853 #if defined(ENABLE_JVMTI)
 854         /* initialize JVMTI related  **********************************************/
 855         jvmti = false;
 856 #endif
 857
 858         /* Fill the properties before command-line handling. */
 859
 860         properties_set();
 861
 862         /* iterate over all passed options */
 863
 864         while ((opt = options_get(opts, vm_args)) != OPT_DONE) {
 865                 switch (opt) {
 866                 case OPT_FOO:
 867                         opt_foo = true;
 868                         break;
 869
 870                 case OPT_IGNORE:
 871                         break;
 872
 873                 case OPT_JAR:
 874                         opt_jar = true;
 875                         break;
 876
 877                 case OPT_D32:
 878 #if SIZEOF_VOID_P == 8
 879                         puts("Running a 32-bit JVM is not supported on this platform.");
 880                         exit(1);
 881 #endif
 882                         break;
 883
 884                 case OPT_D64:
 885 #if SIZEOF_VOID_P == 4
 886                         puts("Running a 64-bit JVM is not supported on this platform.");
 887                         exit(1);
 888 #endif
 889                         break;
 890
 891                 case OPT_CLASSPATH:
 892                         /* Forget old classpath and set the argument as new
 893                            classpath. */
 894
 895                         class_path = properties_get("java.class.path");
 896
 897                         p = MNEW(char, strlen(opt_arg) + strlen("0"));
 898
 899                         strcpy(p, opt_arg);
 900
 901 #if defined(ENABLE_JAVASE)
 902                         properties_add("java.class.path", p);
 903 #endif
 904
 905                         MFREE(class_path, char, strlen(class_path));
 906                         break;
 907
 908                 case OPT_D:
 909                         for (i = 0; i < strlen(opt_arg); i++) {
 910                                 if (opt_arg[i] == '=') {
 911                                         opt_arg[i] = '\0';
 912                                         properties_add(opt_arg, opt_arg + i + 1);
 913                                         goto opt_d_done;
 914                                 }
 915                         }
 916
 917                         /* if no '=' is given, just create an empty property */
 918
 919                         properties_add(opt_arg, "");
 920
 921                 opt_d_done:
 922                         break;
 923
 924                 case OPT_BOOTCLASSPATH:
 925                         /* Forget default bootclasspath and set the argument as
 926                            new boot classpath. */
 927
 928                         boot_class_path = properties_get("sun.boot.class.path");
 929
 930                         p = MNEW(char, strlen(opt_arg) + strlen("0"));
 931
 932                         strcpy(p, opt_arg);
 933
 934                         properties_add("sun.boot.class.path", p);
 935                         properties_add("java.boot.class.path", p);
 936
 937                         MFREE(boot_class_path, char, strlen(boot_class_path));
 938                         break;
 939
 940                 case OPT_BOOTCLASSPATH_A:
 941                         /* Append to bootclasspath. */
 942
 943                         boot_class_path = properties_get("sun.boot.class.path");
 944
 945                         len = strlen(boot_class_path);
 946
 947                         p = MREALLOC(boot_class_path,
 948                                                  char,
 949                                                  len + strlen("0"),
 950                                                  len + strlen(":") +
 951                                                  strlen(opt_arg) + strlen("0"));
 952
 953                         strcat(p, ":");
 954                         strcat(p, opt_arg);
 955
 956                         properties_add("sun.boot.class.path", p);
 957                         properties_add("java.boot.class.path", p);
 958                         break;
 959
 960                 case OPT_BOOTCLASSPATH_P:
 961                         /* Prepend to bootclasspath. */
 962
 963                         boot_class_path = properties_get("sun.boot.class.path");
 964
 965                         len = strlen(boot_class_path);
 966
 967                         p = MNEW(char, strlen(opt_arg) + strlen(":") + len + strlen("0"));
 968
 969                         strcpy(p, opt_arg);
 970                         strcat(p, ":");
 971                         strcat(p, boot_class_path);
 972
 973                         properties_add("sun.boot.class.path", p);
 974                         properties_add("java.boot.class.path", p);
 975
 976                         MFREE(boot_class_path, char, len);
 977                         break;
 978
 979                 case OPT_BOOTCLASSPATH_C:
 980                         /* Use as Java core library, but prepend VM interface
 981                            classes. */
 982
 983                         boot_class_path = properties_get("sun.boot.class.path");
 984
 985                         len =
 986                                 strlen(CACAO_VM_ZIP) +
 987                                 strlen(":") +
 988                                 strlen(opt_arg) +
 989                                 strlen("0");
 990
 991                         p = MNEW(char, len);
 992
 993                         strcpy(p, CACAO_VM_ZIP);
 994                         strcat(p, ":");
 995                         strcat(p, opt_arg);
 996
 997                         properties_add("sun.boot.class.path", p);
 998                         properties_add("java.boot.class.path", p);
 999
1000                         MFREE(boot_class_path, char, strlen(boot_class_path));
1001                         break;
1002
1003 #if defined(ENABLE_JVMTI)
1004                 case OPT_DEBUG:
1005                         /* this option exists only for compatibility reasons */
1006                         break;
1007
1008                 case OPT_NOAGENT:
1009                         /* I don't know yet what Xnoagent should do. This is only for
1010                            compatiblity with eclipse - motse */
1011                         break;
1012
1013                 case OPT_XRUNJDWP:
1014                         agentbypath = true;
1015                         jvmti       = true;
1016                         jdwp        = true;
1017
1018                         len =
1019                                 strlen(CACAO_LIBDIR) +
1020                                 strlen("/libjdwp.so=") +
1021                                 strlen(opt_arg) +
1022                                 strlen("0");
1023
1024                         agentarg = MNEW(char, len);
1025
1026                         strcpy(agentarg, CACAO_LIBDIR);
1027                         strcat(agentarg, "/libjdwp.so=");
1028                         strcat(agentarg, &opt_arg[1]);
1029                         break;
1030
1031                 case OPT_AGENTPATH:
1032                         agentbypath = true;
1033
1034                 case OPT_AGENTLIB:
1035                         jvmti = true;
1036                         agentarg = opt_arg;
1037                         break;
1038 #endif
1039
1040                 case OPT_MX:
1041                 case OPT_MS:
1042                 case OPT_SS:
1043                         {
1044                                 char c;
1045                                 c = opt_arg[strlen(opt_arg) - 1];
1046
1047                                 if ((c == 'k') || (c == 'K')) {
1048                                         j = atoi(opt_arg) * 1024;
1049
1050                                 } else if ((c == 'm') || (c == 'M')) {
1051                                         j = atoi(opt_arg) * 1024 * 1024;
1052
1053                                 } else
1054                                         j = atoi(opt_arg);
1055
1056                                 if (opt == OPT_MX)
1057                                         opt_heapmaxsize = j;
1058                                 else if (opt == OPT_MS)
1059                                         opt_heapstartsize = j;
1060                                 else
1061                                         opt_stacksize = j;
1062                         }
1063                         break;
1064
1065                 case OPT_VERBOSE1:
1066                         opt_verbose = true;
1067                         break;
1068
1069                 case OPT_VERBOSE:
1070                         if (strcmp("class", opt_arg) == 0) {
1071                                 opt_verboseclass = true;
1072                         }
1073                         else if (strcmp("gc", opt_arg) == 0) {
1074                                 opt_verbosegc = true;
1075                         }
1076                         else if (strcmp("jni", opt_arg) == 0) {
1077                                 opt_verbosejni = true;
1078                         }
1079 #if !defined(NDEBUG)
1080                         else if (strcmp("jit", opt_arg) == 0) {
1081                                 opt_verbose = true;
1082                                 loadverbose = true;
1083                                 initverbose = true;
1084                                 compileverbose = true;
1085                         }
1086 #endif
1087                         else {
1088                                 printf("Unknown -verbose option: %s\n", opt_arg);
1089                                 usage();
1090                         }
1091                         break;
1092
1093                 case OPT_DEBUGCOLOR:
1094                         opt_debugcolor = true;
1095                         break;
1096
1097 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
1098                 case OPT_VERBOSETC:
1099                         opt_typecheckverbose = true;
1100                         break;
1101 #endif
1102
1103                 case OPT_VERSION:
1104                         opt_version = true;
1105                         opt_exit    = true;
1106                         break;
1107
1108                 case OPT_FULLVERSION:
1109                         fullversion();
1110                         break;
1111
1112                 case OPT_SHOWVERSION:
1113                         opt_version = true;
1114                         break;
1115
1116                 case OPT_NOIEEE:
1117                         opt_noieee = true;
1118                         break;
1119
1120 #if defined(ENABLE_VERIFIER)
1121                 case OPT_NOVERIFY:
1122                         opt_verify = false;
1123                         break;
1124 #endif
1125
1126 #if defined(ENABLE_STATISTICS)
1127                 case OPT_TIME:
1128                         opt_getcompilingtime = true;
1129                         opt_getloadingtime = true;
1130                         break;
1131
1132                 case OPT_STAT:
1133                         opt_stat = true;
1134                         break;
1135 #endif
1136
1137                 case OPT_LOG:
1138                         log_init(opt_arg);
1139                         break;
1140
1141                 case OPT_CHECK:
1142                         for (i = 0; i < strlen(opt_arg); i++) {
1143                                 switch (opt_arg[i]) {
1144                                 case 'b':
1145                                         checkbounds = false;
1146                                         break;
1147                                 case 's':
1148                                         checksync = false;
1149                                         break;
1150                                 default:
1151                                         usage();
1152                                 }
1153                         }
1154                         break;
1155
1156                 case OPT_LOAD:
1157                         opt_run = false;
1158                         makeinitializations = false;
1159                         break;
1160
1161 #if !defined(NDEBUG)
1162                 case OPT_ALL:
1163                         compileall = true;
1164                         opt_run = false;
1165                         makeinitializations = false;
1166                         break;
1167
1168                 case OPT_METHOD:
1169                         opt_run = false;
1170                         opt_method = opt_arg;
1171                         makeinitializations = false;
1172                         break;
1173
1174                 case OPT_SIGNATURE:
1175                         opt_signature = opt_arg;
1176                         break;
1177 #endif
1178
1179                 case OPT_SHOW:       /* Display options */
1180                         for (i = 0; i < strlen(opt_arg); i++) {
1181                                 switch (opt_arg[i]) {
1182                                 case 'c':
1183                                         showconstantpool = true;
1184                                         break;
1185
1186                                 case 'u':
1187                                         showutf = true;
1188                                         break;
1189
1190                                 case 'm':
1191                                         showmethods = true;
1192                                         break;
1193
1194                                 case 'i':
1195                                         opt_showintermediate = true;
1196                                         compileverbose = true;
1197                                         break;
1198
1199 #if defined(ENABLE_DISASSEMBLER)
1200                                 case 'a':
1201                                         opt_showdisassemble = true;
1202                                         compileverbose = true;
1203                                         break;
1204
1205                                 case 'o':
1206                                         opt_shownops = true;
1207                                         break;
1208 #endif
1209
1210                                 case 'd':
1211                                         opt_showddatasegment = true;
1212                                         break;
1213
1214                                 default:
1215                                         usage();
1216                                 }
1217                         }
1218                         break;
1219
1220 #if defined(ENABLE_LOOP)
1221                 case OPT_OLOOP:
1222                         opt_loops = true;
1223                         break;
1224 #endif
1225
1226 #if defined(ENABLE_INLINING)
1227 #if defined(ENABLE_INLINING_DEBUG)
1228                 case OPT_INLINE_DEBUG_ALL:
1229                         opt_inline_debug_all = true;
1230                         break;
1231                 case OPT_INLINE_DEBUG_END:
1232                         opt_inline_debug_end_counter = atoi(opt_arg);
1233                         break;
1234                 case OPT_INLINE_DEBUG_MIN:
1235                         opt_inline_debug_min_size = atoi(opt_arg);
1236                         break;
1237                 case OPT_INLINE_DEBUG_MAX:
1238                         opt_inline_debug_max_size = atoi(opt_arg);
1239                         break;
1240 #endif /* defined(ENABLE_INLINING_DEBUG) */
1241 #if !defined(NDEBUG)
1242                 case OPT_INLINE_LOG:
1243                         opt_inline_debug_log = true;
1244                         break;
1245 #endif /* !defined(NDEBUG) */
1246
1247                 case OPT_INLINING:
1248                         opt_inlining = true;
1249                         break;
1250 #endif /* defined(ENABLE_INLINING) */
1251
1252 #if defined(ENABLE_IFCONV)
1253                 case OPT_IFCONV:
1254                         opt_ifconv = true;
1255                         break;
1256 #endif
1257
1258 #if defined(ENABLE_LSRA)
1259                 case OPT_LSRA:
1260                         opt_lsra = true;
1261                         break;
1262 #endif
1263 #if  defined(ENABLE_SSA)
1264                 case OPT_LSRA:
1265                         opt_lsra = true;
1266                         for (i = 0; i < strlen(opt_arg); i++) {
1267                                 switch (opt_arg[i]) {
1268                                 case 'c':
1269                                         opt_ssa_cp = true;
1270                                         break;
1271
1272                                 case 'd':
1273                                         opt_ssa_dce = true;
1274                                         break;
1275
1276                                 case ':':
1277                                         break;
1278
1279                                 default:
1280                                         usage();
1281                                 }
1282                         }
1283                         break;
1284 #endif
1285
1286                 case OPT_HELP:
1287                         usage();
1288                         break;
1289
1290                 case OPT_X:
1291                         Xusage();
1292                         break;
1293
1294                 case OPT_XX:
1295                         /* Already parsed. */
1296                         break;
1297
1298                 case OPT_EA:
1299 #if defined(ENABLE_ASSERTION)
1300                         assertion_ea_da(opt_arg, true);
1301 #endif
1302                         break;
1303
1304                 case OPT_DA:
1305 #if defined(ENABLE_ASSERTION)
1306                         assertion_ea_da(opt_arg, false);
1307 #endif
1308                         break;
1309
1310                 case OPT_ESA:
1311 #if defined(ENABLE_ASSERTION)
1312                         assertion_system_enabled = true;
1313 #endif
1314                         break;
1315
1316                 case OPT_DSA:
1317 #if defined(ENABLE_ASSERTION)
1318                         assertion_system_enabled = false;
1319 #endif
1320                         break;
1321
1322 #if defined(ENABLE_PROFILING)
1323                 case OPT_PROF_OPTION:
1324                         /* use <= to get the last \0 too */
1325
1326                         for (i = 0, j = 0; i <= strlen(opt_arg); i++) {
1327                                 if (opt_arg[i] == ',')
1328                                         opt_arg[i] = '\0';
1329
1330                                 if (opt_arg[i] == '\0') {
1331                                         if (strcmp("bb", opt_arg + j) == 0)
1332                                                 opt_prof_bb = true;
1333
1334                                         else {
1335                                                 printf("Unknown option: -Xprof:%s\n", opt_arg + j);
1336                                                 usage();
1337                                         }
1338
1339                                         /* set k to next char */
1340
1341                                         j = i + 1;
1342                                 }
1343                         }
1344                         /* fall through */
1345
1346                 case OPT_PROF:
1347                         opt_prof = true;
1348                         break;
1349 #endif
1350
1351                 case OPT_JIT:
1352 #if defined(ENABLE_JIT)
1353                         opt_jit = true;
1354 #else
1355                         printf("-Xjit option not enabled.\n");
1356                         exit(1);
1357 #endif
1358                         break;
1359
1360                 case OPT_INTRP:
1361 #if defined(ENABLE_INTRP)
1362                         opt_intrp = true;
1363 #else
1364                         printf("-Xint option not enabled.\n");
1365                         exit(1);
1366 #endif
1367                         break;
1368
1369 #if defined(ENABLE_INTRP)
1370                 case OPT_STATIC_SUPERS:
1371                         opt_static_supers = atoi(opt_arg);
1372                         break;
1373
1374                 case OPT_NO_DYNAMIC:
1375                         opt_no_dynamic = true;
1376                         break;
1377
1378                 case OPT_NO_REPLICATION:
1379                         opt_no_replication = true;
1380                         break;
1381
1382                 case OPT_NO_QUICKSUPER:
1383                         opt_no_quicksuper = true;
1384                         break;
1385
1386                 case OPT_TRACE:
1387                         vm_debug = true;
1388                         break;
1389 #endif
1390
1391 #if defined(ENABLE_DEBUG_FILTER)
1392                 case OPT_FILTER_VERBOSECALL_INCLUDE:
1393                         opt_filter_verbosecall_include = opt_arg;
1394                         break;
1395
1396                 case OPT_FILTER_VERBOSECALL_EXCLUDE:
1397                         opt_filter_verbosecall_exclude = opt_arg;
1398                         break;
1399
1400                 case OPT_FILTER_SHOW_METHOD:
1401                         opt_filter_show_method = opt_arg;
1402                         break;
1403
1404 #endif
1405                 default:
1406                         printf("Unknown option: %s\n",
1407                                    vm_args->options[opt_index].optionString);
1408                         usage();
1409                 }
1410         }
1411
1412         /* get the main class *****************************************************/
1413
1414         if (opt_index < vm_args->nOptions) {
1415                 mainstring = vm_args->options[opt_index++].optionString;
1416
1417                 /* Put the jar file into the classpath (if any). */
1418
1419                 if (opt_jar == true) {
1420                         /* free old classpath */
1421
1422 /*                      MFREE(_Jv_classpath, char, strlen(_Jv_classpath)); */
1423
1424                         /* put jarfile into classpath */
1425
1426                         p = MNEW(char, strlen(mainstring) + strlen("0"));
1427
1428                         strcpy(p, mainstring);
1429
1430 #if defined(ENABLE_JAVASE)
1431                         properties_add("java.class.path", p);
1432 #endif
1433                 }
1434                 else {
1435                         /* replace .'s with /'s in classname */
1436
1437                         for (i = strlen(mainstring) - 1; i >= 0; i--)
1438                                 if (mainstring[i] == '.')
1439                                         mainstring[i] = '/';
1440                 }
1441         }
1442
1443 #if defined(ENABLE_JVMTI)
1444         if (jvmti) {
1445                 jvmti_set_phase(JVMTI_PHASE_ONLOAD);
1446                 jvmti_agentload(agentarg, agentbypath, &handle, &libname);
1447
1448                 if (jdwp)
1449                         MFREE(agentarg, char, strlen(agentarg));
1450
1451                 jvmti_set_phase(JVMTI_PHASE_PRIMORDIAL);
1452         }
1453 #endif
1454
1455         /* initialize this JVM ****************************************************/
1456
1457         vm_initializing = true;
1458
1459         /* initialize the garbage collector */
1460
1461         gc_init(opt_heapmaxsize, opt_heapstartsize);
1462
1463 #if defined(ENABLE_THREADS)
1464         /* AFTER: gc_init (directly after, as this initializes the
1465            stopworldlock lock */
1466
1467         threads_preinit();
1468 #endif
1469
1470         /* install architecture dependent signal handlers */
1471
1472         if (!signal_init())
1473                 vm_abort("vm_create: signal_init failed");
1474
1475 #if defined(ENABLE_INTRP)
1476         /* Allocate main thread stack on the Java heap. */
1477
1478         if (opt_intrp) {
1479                 intrp_main_stack = GCMNEW(u1, opt_stacksize);
1480                 MSET(intrp_main_stack, 0, u1, opt_stacksize);
1481         }
1482 #endif
1483
1484         /* AFTER: threads_preinit */
1485
1486         if (!string_init())
1487                 vm_abort("vm_create: string_init failed");
1488
1489         /* AFTER: threads_preinit */
1490
1491         if (!utf8_init())
1492                 vm_abort("vm_create: utf8_init failed");
1493
1494         /* AFTER: thread_preinit */
1495
1496         if (!suck_init())
1497                 vm_abort("vm_create: suck_init failed");
1498
1499         suck_add_from_property("java.endorsed.dirs");
1500
1501         /* Now we have all options handled and we can print the version
1502            information.
1503
1504            AFTER: suck_add_from_property("java.endorsed.dirs"); */
1505
1506         if (opt_version)
1507                 version(opt_exit);
1508
1509         /* AFTER: utf8_init */
1510
1511         boot_class_path = properties_get("sun.boot.class.path");
1512         suck_add(boot_class_path);
1513
1514         /* initialize the classcache hashtable stuff: lock, hashtable
1515            (must be done _after_ threads_preinit) */
1516
1517         if (!classcache_init())
1518                 vm_abort("vm_create: classcache_init failed");
1519
1520         /* Initialize the code memory management. */
1521         /* AFTER: threads_preinit */
1522
1523         codememory_init();
1524
1525         /* initialize the finalizer stuff (must be done _after_
1526            threads_preinit) */
1527
1528         if (!finalizer_init())
1529                 vm_abort("vm_create: finalizer_init failed");
1530
1531         /* initializes jit compiler */
1532
1533         jit_init();
1534
1535 #if defined(ENABLE_PYTHON)
1536         pythonpass_init();
1537 #endif
1538
1539         /* BEFORE: loader_preinit */
1540
1541         package_init();
1542
1543         /* AFTER: utf8_init, classcache_init */
1544
1545         loader_preinit();
1546         linker_preinit();
1547
1548         /* AFTER: loader_preinit, linker_preinit */
1549
1550         primitive_init();
1551
1552         loader_init();
1553         linker_init();
1554
1555         /* AFTER: loader_init, linker_init */
1556
1557         primitive_postinit();
1558
1559         exceptions_init();
1560
1561         if (!builtin_init())
1562                 vm_abort("vm_create: builtin_init failed");
1563
1564         /* Initialize the native subsystem. */
1565         /* BEFORE: threads_init */
1566
1567         if (!native_init())
1568                 vm_abort("vm_create: native_init failed");
1569
1570         /* Register the native methods implemented in the VM. */
1571         /* BEFORE: threads_init */
1572
1573         if (!nativevm_preinit())
1574                 vm_abort("vm_create: nativevm_preinit failed");
1575
1576 #if defined(ENABLE_JNI)
1577         /* Initialize the JNI subsystem (must be done _before_
1578            threads_init, as threads_init can call JNI methods
1579            (e.g. NewGlobalRef). */
1580
1581         if (!jni_init())
1582                 vm_abort("vm_create: jni_init failed");
1583 #endif
1584
1585 #if defined(ENABLE_JNI) || defined(ENABLE_HANDLES)
1586         /* Initialize the local reference table for the main thread. */
1587         /* BEFORE: threads_init */
1588
1589         if (!localref_table_init())
1590                 vm_abort("vm_create: localref_table_init failed");
1591 #endif
1592
1593 #if defined(ENABLE_THREADS)
1594         if (!threads_init())
1595                 vm_abort("vm_create: threads_init failed");
1596 #endif
1597
1598         /* Initialize the native VM subsystem. */
1599         /* AFTER: threads_init (at least for SUN's classes) */
1600
1601         if (!nativevm_init())
1602                 vm_abort("vm_create: nativevm_init failed");
1603
1604 #if defined(ENABLE_PROFILING)
1605         /* initialize profiling */
1606
1607         if (!profile_init())
1608                 vm_abort("vm_create: profile_init failed");
1609 #endif
1610
1611 #if defined(ENABLE_THREADS)
1612         /* initialize recompilation */
1613
1614         if (!recompile_init())
1615                 vm_abort("vm_create: recompile_init failed");
1616
1617         /* start the signal handler thread */
1618
1619 #if defined(__LINUX__)
1620         /* XXX Remove for exact-GC. */
1621         if (threads_pthreads_implementation_nptl)
1622 #endif
1623                 if (!signal_start_thread())
1624                         vm_abort("vm_create: signal_start_thread failed");
1625
1626         /* finally, start the finalizer thread */
1627
1628         if (!finalizer_start_thread())
1629                 vm_abort("vm_create: finalizer_start_thread failed");
1630
1631 # if !defined(NDEBUG)
1632         /* start the memory profiling thread */
1633
1634         if (opt_ProfileMemoryUsage || opt_ProfileGCMemoryUsage)
1635                 if (!memory_start_thread())
1636                         vm_abort("vm_create: memory_start_thread failed");
1637 # endif
1638
1639         /* start the recompilation thread (must be done before the
1640            profiling thread) */
1641
1642         if (!recompile_start_thread())
1643                 vm_abort("vm_create: recompile_start_thread failed");
1644
1645 # if defined(ENABLE_PROFILING)
1646         /* start the profile sampling thread */
1647
1648 /*      if (opt_prof) */
1649 /*              if (!profile_start_thread()) */
1650 /*                      vm_abort("vm_create: profile_start_thread failed"); */
1651 # endif
1652 #endif
1653
1654 #if defined(ENABLE_JVMTI)
1655 # if defined(ENABLE_GC_CACAO)
1656         /* XXX this will not work with the new indirection cells for classloaders!!! */
1657         assert(0);
1658 # endif
1659         if (jvmti) {
1660                 /* add agent library to native library hashtable */
1661                 native_hashtable_library_add(utf_new_char(libname), class_java_lang_Object->classloader, handle);
1662         }
1663 #endif
1664
1665         /* increment the number of VMs */
1666
1667         vms++;
1668
1669         /* initialization is done */
1670
1671         vm_initializing = false;
1672
1673 #if !defined(NDEBUG)
1674         /* Print the VM configuration after all stuff is set and the VM is
1675            initialized. */
1676
1677         if (opt_PrintConfig)
1678                 vm_printconfig();
1679 #endif
1680
1681         /* everything's ok */
1682
1683         return true;
1684 }
1685
1686
1687 /* vm_run **********************************************************************
1688
1689    Runs the main-method of the passed class.
1690
1691 *******************************************************************************/
1692
1693 void vm_run(JavaVM *vm, JavaVMInitArgs *vm_args)
1694 {
1695         utf                       *mainutf;
1696         classinfo                 *mainclass;
1697         java_handle_t             *e;
1698         methodinfo                *m;
1699         java_handle_objectarray_t *oa;
1700         s4                         oalength;
1701         utf                       *u;
1702         java_handle_t             *s;
1703         s4                         status;
1704         s4                         i;
1705
1706 #if !defined(NDEBUG)
1707         if (compileall) {
1708                 vm_compile_all();
1709                 return;
1710         }
1711
1712         if (opt_method != NULL) {
1713                 vm_compile_method();
1714                 return;
1715         }
1716 #endif /* !defined(NDEBUG) */
1717
1718         /* should we run the main-method? */
1719
1720         if (mainstring == NULL)
1721                 usage();
1722
1723         /* set return value to OK */
1724
1725         status = 0;
1726
1727         if (opt_jar == true) {
1728                 /* open jar file with java.util.jar.JarFile */
1729
1730                 mainstring = vm_get_mainclass_from_jar(mainstring);
1731
1732                 if (mainstring == NULL)
1733                         vm_exit(1);
1734         }
1735
1736         /* load the main class */
1737
1738         mainutf = utf_new_char(mainstring);
1739
1740 #if defined(ENABLE_JAVAME_CLDC1_1)
1741         mainclass = load_class_bootstrap(mainutf);
1742 #else
1743         mainclass = load_class_from_sysloader(mainutf);
1744 #endif
1745
1746         /* error loading class */
1747
1748         e = exceptions_get_and_clear_exception();
1749
1750         if ((e != NULL) || (mainclass == NULL)) {
1751                 exceptions_throw_noclassdeffounderror_cause(e);
1752                 exceptions_print_stacktrace();
1753                 vm_exit(1);
1754         }
1755
1756         if (!link_class(mainclass)) {
1757                 exceptions_print_stacktrace();
1758                 vm_exit(1);
1759         }
1760
1761         /* find the `main' method of the main class */
1762
1763         m = class_resolveclassmethod(mainclass,
1764                                                                  utf_new_char("main"),
1765                                                                  utf_new_char("([Ljava/lang/String;)V"),
1766                                                                  class_java_lang_Object,
1767                                                                  false);
1768
1769         if (exceptions_get_exception()) {
1770                 exceptions_print_stacktrace();
1771                 vm_exit(1);
1772         }
1773
1774         /* there is no main method or it isn't static */
1775
1776         if ((m == NULL) || !(m->flags & ACC_STATIC)) {
1777                 exceptions_clear_exception();
1778                 exceptions_throw_nosuchmethoderror(mainclass,
1779                                                                                    utf_new_char("main"),
1780                                                                                    utf_new_char("([Ljava/lang/String;)V"));
1781
1782                 exceptions_print_stacktrace();
1783                 vm_exit(1);
1784         }
1785
1786         /* build argument array */
1787
1788         oalength = vm_args->nOptions - opt_index;
1789
1790         oa = builtin_anewarray(oalength, class_java_lang_String);
1791
1792         for (i = 0; i < oalength; i++) {
1793                 u = utf_new_char(vm_args->options[opt_index + i].optionString);
1794                 s = javastring_new(u);
1795
1796                 array_objectarray_element_set(oa, i, s);
1797         }
1798
1799 #ifdef TYPEINFO_DEBUG_TEST
1800         /* test the typeinfo system */
1801         typeinfo_test();
1802 #endif
1803         /*class_showmethods(currentThread->group->header.vftbl->class); */
1804
1805 #if defined(ENABLE_JVMTI)
1806         jvmti_set_phase(JVMTI_PHASE_LIVE);
1807 #endif
1808
1809         /* set ThreadMXBean variables */
1810
1811         _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount++;
1812         _Jv_jvm->java_lang_management_ThreadMXBean_TotalStartedThreadCount++;
1813
1814         if (_Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount >
1815                 _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount)
1816                 _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount =
1817                         _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount;
1818
1819         /* start the main thread */
1820
1821         (void) vm_call_method(m, NULL, oa);
1822
1823         /* exception occurred? */
1824
1825         if (exceptions_get_exception()) {
1826                 exceptions_print_stacktrace();
1827                 status = 1;
1828         }
1829
1830         /* unload the JavaVM */
1831
1832         (void) vm_destroy(vm);
1833
1834         /* and exit */
1835
1836         vm_exit(status);
1837 }
1838
1839
1840 /* vm_destroy ******************************************************************
1841
1842    Unloads a Java VM and reclaims its resources.
1843
1844 *******************************************************************************/
1845
1846 s4 vm_destroy(JavaVM *vm)
1847 {
1848 #if defined(ENABLE_THREADS)
1849         threads_join_all_threads();
1850 #endif
1851
1852         /* everything's ok */
1853
1854         return 0;
1855 }
1856
1857
1858 /* vm_exit *********************************************************************
1859
1860    Calls java.lang.System.exit(I)V to exit the JavaVM correctly.
1861
1862 *******************************************************************************/
1863
1864 void vm_exit(s4 status)
1865 {
1866         methodinfo *m;
1867
1868         /* signal that we are exiting */
1869
1870         vm_exiting = true;
1871
1872         assert(class_java_lang_System);
1873         assert(class_java_lang_System->state & CLASS_LOADED);
1874
1875 #if defined(ENABLE_JVMTI)
1876         if (jvmti || (dbgcom!=NULL)) {
1877                 jvmti_set_phase(JVMTI_PHASE_DEAD);
1878                 if (jvmti) jvmti_agentunload();
1879         }
1880 #endif
1881
1882         if (!link_class(class_java_lang_System)) {
1883                 exceptions_print_stacktrace();
1884                 exit(1);
1885         }
1886
1887         /* call java.lang.System.exit(I)V */
1888
1889         m = class_resolveclassmethod(class_java_lang_System,
1890                                                                  utf_new_char("exit"),
1891                                                                  utf_int__void,
1892                                                                  class_java_lang_Object,
1893                                                                  true);
1894
1895         if (m == NULL) {
1896                 exceptions_print_stacktrace();
1897                 exit(1);
1898         }
1899
1900         /* call the exit function with passed exit status */
1901
1902         (void) vm_call_method(m, NULL, status);
1903
1904         /* If we had an exception, just ignore the exception and exit with
1905            the proper code. */
1906
1907         vm_shutdown(status);
1908 }
1909
1910
1911 /* vm_shutdown *****************************************************************
1912
1913    Terminates the system immediately without freeing memory explicitly
1914    (to be used only for abnormal termination).
1915
1916 *******************************************************************************/
1917
1918 void vm_shutdown(s4 status)
1919 {
1920         if (opt_verbose
1921 #if defined(ENABLE_STATISTICS)
1922                 || opt_getcompilingtime || opt_stat
1923 #endif
1924            )
1925         {
1926                 log_text("CACAO terminated by shutdown");
1927                 dolog("Exit status: %d\n", (s4) status);
1928
1929         }
1930
1931 #if defined(ENABLE_JVMTI)
1932         /* terminate cacaodbgserver */
1933         if (dbgcom!=NULL) {
1934                 pthread_mutex_lock(&dbgcomlock);
1935                 dbgcom->running=1;
1936                 pthread_mutex_unlock(&dbgcomlock);
1937                 jvmti_cacaodbgserver_quit();
1938         }
1939 #endif
1940
1941         exit(status);
1942 }
1943
1944
1945 /* vm_exit_handler *************************************************************
1946
1947    The exit_handler function is called upon program termination.
1948
1949    ATTENTION: Don't free system resources here! Some threads may still
1950    be running as this is called from VMRuntime.exit(). The OS does the
1951    cleanup for us.
1952
1953 *******************************************************************************/
1954
1955 void vm_exit_handler(void)
1956 {
1957 #if !defined(NDEBUG)
1958         if (showmethods)
1959                 class_showmethods(mainclass);
1960
1961         if (showconstantpool)
1962                 class_showconstantpool(mainclass);
1963
1964         if (showutf)
1965                 utf_show();
1966
1967 # if defined(ENABLE_PROFILING)
1968         if (opt_prof)
1969                 profile_printstats();
1970 # endif
1971 #endif /* !defined(NDEBUG) */
1972
1973 #if defined(ENABLE_RT_TIMING)
1974         rt_timing_print_time_stats(stderr);
1975 #endif
1976
1977 #if defined(ENABLE_CYCLES_STATS)
1978         builtin_print_cycles_stats(stderr);
1979         stacktrace_print_cycles_stats(stderr);
1980 #endif
1981
1982         if (opt_verbose
1983 #if defined(ENABLE_STATISTICS)
1984                 || opt_getcompilingtime || opt_stat
1985 #endif
1986            )
1987         {
1988                 log_text("CACAO terminated");
1989
1990 #if defined(ENABLE_STATISTICS)
1991                 if (opt_stat) {
1992                         print_stats();
1993 #ifdef TYPECHECK_STATISTICS
1994                         typecheck_print_statistics(get_logfile());
1995 #endif
1996                 }
1997
1998                 if (opt_getcompilingtime)
1999                         print_times();
2000 #endif /* defined(ENABLE_STATISTICS) */
2001         }
2002         /* vm_print_profile(stderr);*/
2003 }
2004
2005
2006 /* vm_abort ********************************************************************
2007
2008    Prints an error message and aborts the VM.
2009
2010 *******************************************************************************/
2011
2012 void vm_abort(const char *text, ...)
2013 {
2014         va_list ap;
2015
2016         /* print the log message */
2017
2018         log_start();
2019
2020         va_start(ap, text);
2021         log_vprint(text, ap);
2022         va_end(ap);
2023
2024         log_finish();
2025
2026         /* now abort the VM */
2027
2028         abort();
2029 }
2030
2031
2032 /* vm_abort_disassemble ********************************************************
2033
2034    Prints an error message, disassemble the given code range (if
2035    enabled) and aborts the VM.
2036
2037    IN:
2038        pc.......PC to disassemble
2039            count....number of instructions to disassemble
2040
2041 *******************************************************************************/
2042
2043 void vm_abort_disassemble(void *pc, int count, const char *text, ...)
2044 {
2045         va_list ap;
2046 #if defined(ENABLE_DISASSEMBLER)
2047         int     i;
2048 #endif
2049
2050         /* Print debug message. */
2051
2052         log_start();
2053
2054         va_start(ap, text);
2055         log_vprint(text, ap);
2056         va_end(ap);
2057
2058         log_finish();
2059
2060         /* Print the PC. */
2061
2062 #if SIZEOF_VOID_P == 8
2063         log_println("PC=0x%016lx", pc);
2064 #else
2065         log_println("PC=0x%08x", pc);
2066 #endif
2067
2068 #if defined(ENABLE_DISASSEMBLER)
2069         log_println("machine instructions at PC:");
2070
2071         /* Disassemble the given number of instructions. */
2072
2073         for (i = 0; i < count; i++)
2074                 pc = disassinstr(pc);
2075 #endif
2076
2077         vm_abort("Aborting...");
2078 }
2079
2080
2081 /* vm_get_mainclass_from_jar ***************************************************
2082
2083    Gets the name of the main class from a JAR's manifest file.
2084
2085 *******************************************************************************/
2086
2087 static char *vm_get_mainclass_from_jar(char *mainstring)
2088 {
2089         classinfo     *c;
2090         java_handle_t *o;
2091         methodinfo    *m;
2092         java_handle_t *s;
2093
2094         c = load_class_from_sysloader(utf_new_char("java/util/jar/JarFile"));
2095
2096         if (c == NULL) {
2097                 exceptions_print_stacktrace();
2098                 return NULL;
2099         }
2100
2101         /* create JarFile object */
2102
2103         o = builtin_new(c);
2104
2105         if (o == NULL) {
2106                 exceptions_print_stacktrace();
2107                 return NULL;
2108         }
2109
2110         m = class_resolveclassmethod(c,
2111                                                                  utf_init,
2112                                                                  utf_java_lang_String__void,
2113                                                                  class_java_lang_Object,
2114                                                                  true);
2115
2116         if (m == NULL) {
2117                 exceptions_print_stacktrace();
2118                 return NULL;
2119         }
2120
2121         s = javastring_new_from_ascii(mainstring);
2122
2123         (void) vm_call_method(m, o, s);
2124
2125         if (exceptions_get_exception()) {
2126                 exceptions_print_stacktrace();
2127                 return NULL;
2128         }
2129
2130         /* get manifest object */
2131
2132         m = class_resolveclassmethod(c,
2133                                                                  utf_new_char("getManifest"),
2134                                                                  utf_new_char("()Ljava/util/jar/Manifest;"),
2135                                                                  class_java_lang_Object,
2136                                                                  true);
2137
2138         if (m == NULL) {
2139                 exceptions_print_stacktrace();
2140                 return NULL;
2141         }
2142
2143         o = vm_call_method(m, o);
2144
2145         if (o == NULL) {
2146                 fprintf(stderr, "Could not get manifest from %s (invalid or corrupt jarfile?)\n", mainstring);
2147                 return NULL;
2148         }
2149
2150
2151         /* get Main Attributes */
2152
2153         LLNI_class_get(o, c);
2154
2155         m = class_resolveclassmethod(c,
2156                                                                  utf_new_char("getMainAttributes"),
2157                                                                  utf_new_char("()Ljava/util/jar/Attributes;"),
2158                                                                  class_java_lang_Object,
2159                                                                  true);
2160
2161         if (m == NULL) {
2162                 exceptions_print_stacktrace();
2163                 return NULL;
2164         }
2165
2166         o = vm_call_method(m, o);
2167
2168         if (o == NULL) {
2169                 fprintf(stderr, "Could not get main attributes from %s (invalid or corrupt jarfile?)\n", mainstring);
2170                 return NULL;
2171         }
2172
2173
2174         /* get property Main-Class */
2175
2176         LLNI_class_get(o, c);
2177
2178         m = class_resolveclassmethod(c,
2179                                                                  utf_new_char("getValue"),
2180                                                                  utf_new_char("(Ljava/lang/String;)Ljava/lang/String;"),
2181                                                                  class_java_lang_Object,
2182                                                                  true);
2183
2184         if (m == NULL) {
2185                 exceptions_print_stacktrace();
2186                 return NULL;
2187         }
2188
2189         s = javastring_new_from_ascii("Main-Class");
2190
2191         o = vm_call_method(m, o, s);
2192
2193         if (o == NULL) {
2194                 exceptions_print_stacktrace();
2195                 return NULL;
2196         }
2197
2198         return javastring_tochar(o);
2199 }
2200
2201
2202 /* vm_compile_all **************************************************************
2203
2204    Compile all methods found in the bootclasspath.
2205
2206 *******************************************************************************/
2207
2208 #if !defined(NDEBUG)
2209 static void vm_compile_all(void)
2210 {
2211         classinfo              *c;
2212         methodinfo             *m;
2213         u4                      slot;
2214         classcache_name_entry  *nmen;
2215         classcache_class_entry *clsen;
2216         s4                      i;
2217
2218         /* create all classes found in the bootclasspath */
2219         /* XXX currently only works with zip/jar's */
2220
2221         loader_load_all_classes();
2222
2223         /* link all classes */
2224
2225         for (slot = 0; slot < hashtable_classcache.size; slot++) {
2226                 nmen = (classcache_name_entry *) hashtable_classcache.ptr[slot];
2227
2228                 for (; nmen; nmen = nmen->hashlink) {
2229                         /* iterate over all class entries */
2230
2231                         for (clsen = nmen->classes; clsen; clsen = clsen->next) {
2232                                 c = clsen->classobj;
2233
2234                                 if (c == NULL)
2235                                         continue;
2236
2237                                 if (!(c->state & CLASS_LINKED)) {
2238                                         if (!link_class(c)) {
2239                                                 fprintf(stderr, "Error linking: ");
2240                                                 utf_fprint_printable_ascii_classname(stderr, c->name);
2241                                                 fprintf(stderr, "\n");
2242
2243                                                 /* print out exception and cause */
2244
2245                                                 exceptions_print_current_exception();
2246
2247                                                 /* goto next class */
2248
2249                                                 continue;
2250                                         }
2251                                 }
2252
2253                                 /* compile all class methods */
2254
2255                                 for (i = 0; i < c->methodscount; i++) {
2256                                         m = &(c->methods[i]);
2257
2258                                         if (m->jcode != NULL) {
2259                                                 if (!jit_compile(m)) {
2260                                                         fprintf(stderr, "Error compiling: ");
2261                                                         utf_fprint_printable_ascii_classname(stderr, c->name);
2262                                                         fprintf(stderr, ".");
2263                                                         utf_fprint_printable_ascii(stderr, m->name);
2264                                                         utf_fprint_printable_ascii(stderr, m->descriptor);
2265                                                         fprintf(stderr, "\n");
2266
2267                                                         /* print out exception and cause */
2268
2269                                                         exceptions_print_current_exception();
2270                                                 }
2271                                         }
2272                                 }
2273                         }
2274                 }
2275         }
2276 }
2277 #endif /* !defined(NDEBUG) */
2278
2279
2280 /* vm_compile_method ***********************************************************
2281
2282    Compile a specific method.
2283
2284 *******************************************************************************/
2285
2286 #if !defined(NDEBUG)
2287 static void vm_compile_method(void)
2288 {
2289         methodinfo *m;
2290
2291         /* create, load and link the main class */
2292
2293         mainclass = load_class_bootstrap(utf_new_char(mainstring));
2294
2295         if (mainclass == NULL)
2296                 exceptions_print_stacktrace();
2297
2298         if (!link_class(mainclass))
2299                 exceptions_print_stacktrace();
2300
2301         if (opt_signature != NULL) {
2302                 m = class_resolveclassmethod(mainclass,
2303                                                                          utf_new_char(opt_method),
2304                                                                          utf_new_char(opt_signature),
2305                                                                          mainclass,
2306                                                                          false);
2307         }
2308         else {
2309                 m = class_resolveclassmethod(mainclass,
2310                                                                          utf_new_char(opt_method),
2311                                                                          NULL,
2312                                                                          mainclass,
2313                                                                          false);
2314         }
2315
2316         if (m == NULL)
2317                 vm_abort("vm_compile_method: java.lang.NoSuchMethodException: %s.%s",
2318                                  opt_method, opt_signature ? opt_signature : "");
2319
2320         jit_compile(m);
2321 }
2322 #endif /* !defined(NDEBUG) */
2323
2324
2325 /* vm_call_array ***************************************************************
2326
2327    Calls a Java method with a variable number of arguments, passed via
2328    an argument array.
2329
2330    ATTENTION: This function has to be used outside the nativeworld.
2331
2332 *******************************************************************************/
2333
2334 #define VM_CALL_ARRAY(name, type)                                 \
2335 static type vm_call##name##_array(methodinfo *m, uint64_t *array) \
2336 {                                                                 \
2337         methoddesc *md;                                               \
2338         void       *pv;                                               \
2339         type        value;                                            \
2340                                                                   \
2341         assert(m->code != NULL);                                      \
2342                                                                   \
2343         md = m->parseddesc;                                           \
2344         pv = m->code->entrypoint;                                     \
2345                                                                   \
2346         STATISTICS(count_calls_native_to_java++);                     \
2347                                                                   \
2348         value = asm_vm_call_method##name(pv, array, md->memuse);      \
2349                                                                   \
2350         return value;                                                 \
2351 }
2352
2353 static java_handle_t *vm_call_array(methodinfo *m, uint64_t *array)
2354 {
2355         methoddesc    *md;
2356         void          *pv;
2357         java_object_t *o;
2358
2359         assert(m->code != NULL);
2360
2361         md = m->parseddesc;
2362         pv = m->code->entrypoint;
2363
2364         STATISTICS(count_calls_native_to_java++);
2365
2366         o = asm_vm_call_method(pv, array, md->memuse);
2367
2368         if (md->returntype.type == TYPE_VOID)
2369                 o = NULL;
2370
2371         return LLNI_WRAP(o);
2372 }
2373
2374 VM_CALL_ARRAY(_int,    int32_t)
2375 VM_CALL_ARRAY(_long,   int64_t)
2376 VM_CALL_ARRAY(_float,  float)
2377 VM_CALL_ARRAY(_double, double)
2378
2379
2380 /* vm_call_method **************************************************************
2381
2382    Calls a Java method with a variable number of arguments.
2383
2384 *******************************************************************************/
2385
2386 #define VM_CALL_METHOD(name, type)                                  \
2387 type vm_call_method##name(methodinfo *m, java_handle_t *o, ...)     \
2388 {                                                                   \
2389         va_list ap;                                                     \
2390         type    value;                                                  \
2391                                                                     \
2392         va_start(ap, o);                                                \
2393         value = vm_call_method##name##_valist(m, o, ap);                \
2394         va_end(ap);                                                     \
2395                                                                     \
2396         return value;                                                   \
2397 }
2398
2399 VM_CALL_METHOD(,        java_handle_t *)
2400 VM_CALL_METHOD(_int,    int32_t)
2401 VM_CALL_METHOD(_long,   int64_t)
2402 VM_CALL_METHOD(_float,  float)
2403 VM_CALL_METHOD(_double, double)
2404
2405
2406 /* vm_call_method_valist *******************************************************
2407
2408    Calls a Java method with a variable number of arguments, passed via
2409    a va_list.
2410
2411 *******************************************************************************/
2412
2413 #define VM_CALL_METHOD_VALIST(name, type)                               \
2414 type vm_call_method##name##_valist(methodinfo *m, java_handle_t *o,     \
2415                                                                    va_list ap)                          \
2416 {                                                                       \
2417         int32_t   dumpsize;                                                 \
2418         uint64_t *array;                                                    \
2419         type      value;                                                    \
2420                                                                         \
2421         if (m->code == NULL)                                                \
2422                 if (!jit_compile(m))                                            \
2423                         return 0;                                                   \
2424                                                                         \
2425         THREAD_NATIVEWORLD_EXIT;                                            \
2426                                                                         \
2427         dumpsize = dump_size();                                             \
2428         array = argument_vmarray_from_valist(m, o, ap);                     \
2429         value = vm_call##name##_array(m, array);                            \
2430         dump_release(dumpsize);                                             \
2431                                                                         \
2432         THREAD_NATIVEWORLD_ENTER;                                           \
2433                                                                         \
2434         return value;                                                       \
2435 }
2436
2437 VM_CALL_METHOD_VALIST(,        java_handle_t *)
2438 VM_CALL_METHOD_VALIST(_int,    int32_t)
2439 VM_CALL_METHOD_VALIST(_long,   int64_t)
2440 VM_CALL_METHOD_VALIST(_float,  float)
2441 VM_CALL_METHOD_VALIST(_double, double)
2442
2443
2444 /* vm_call_method_jvalue *******************************************************
2445
2446    Calls a Java method with a variable number of arguments, passed via
2447    a jvalue array.
2448
2449 *******************************************************************************/
2450
2451 #define VM_CALL_METHOD_JVALUE(name, type)                               \
2452 type vm_call_method##name##_jvalue(methodinfo *m, java_handle_t *o,     \
2453                                                            const jvalue *args)                  \
2454 {                                                                       \
2455         int32_t   dumpsize;                                                 \
2456         uint64_t *array;                                                    \
2457         type      value;                                                    \
2458                                                                         \
2459         if (m->code == NULL)                                                \
2460                 if (!jit_compile(m))                                            \
2461                         return 0;                                                   \
2462                                                                         \
2463         THREAD_NATIVEWORLD_EXIT;                                            \
2464                                                                         \
2465         dumpsize = dump_size();                                             \
2466         array = argument_vmarray_from_jvalue(m, o, args);                   \
2467         value = vm_call##name##_array(m, array);                            \
2468         dump_release(dumpsize);                                             \
2469                                                                         \
2470         THREAD_NATIVEWORLD_ENTER;                                           \
2471                                                                         \
2472         return value;                                                       \
2473 }
2474
2475 VM_CALL_METHOD_JVALUE(,        java_handle_t *)
2476 VM_CALL_METHOD_JVALUE(_int,    int32_t)
2477 VM_CALL_METHOD_JVALUE(_long,   int64_t)
2478 VM_CALL_METHOD_JVALUE(_float,  float)
2479 VM_CALL_METHOD_JVALUE(_double, double)
2480
2481
2482 /* vm_call_method_objectarray **************************************************
2483
2484    Calls a Java method with a variable number if arguments, passed via
2485    an objectarray of boxed values. Returns a boxed value.
2486
2487 *******************************************************************************/
2488
2489 java_handle_t *vm_call_method_objectarray(methodinfo *m, java_handle_t *o,
2490                                                                                   java_handle_objectarray_t *params)
2491 {
2492         int32_t        dumpsize;
2493         uint64_t      *array;
2494         java_handle_t *xptr;
2495         java_handle_t *ro;
2496         imm_union      value;
2497
2498         /* compile methods which are not yet compiled */
2499
2500         if (m->code == NULL)
2501                 if (!jit_compile(m))
2502                         return NULL;
2503
2504         /* leave the nativeworld */
2505
2506         THREAD_NATIVEWORLD_EXIT;
2507
2508         /* mark start of dump memory area */
2509
2510         dumpsize = dump_size();
2511
2512         /* Fill the argument array from a object-array. */
2513
2514         array = argument_vmarray_from_objectarray(m, o, params);
2515
2516         if (array == NULL) {
2517                 /* release dump area */
2518
2519                 dump_release(dumpsize);
2520
2521                 /* enter the nativeworld again */
2522
2523                 THREAD_NATIVEWORLD_ENTER;
2524
2525                 exceptions_throw_illegalargumentexception();
2526
2527                 return NULL;
2528         }
2529
2530         switch (m->parseddesc->returntype.decltype) {
2531         case PRIMITIVETYPE_VOID:
2532                 value.a = vm_call_array(m, array);
2533                 break;
2534
2535         case PRIMITIVETYPE_BOOLEAN:
2536         case PRIMITIVETYPE_BYTE:
2537         case PRIMITIVETYPE_CHAR:
2538         case PRIMITIVETYPE_SHORT:
2539         case PRIMITIVETYPE_INT:
2540                 value.i = vm_call_int_array(m, array);
2541                 break;
2542
2543         case PRIMITIVETYPE_LONG:
2544                 value.l = vm_call_long_array(m, array);
2545                 break;
2546
2547         case PRIMITIVETYPE_FLOAT:
2548                 value.f = vm_call_float_array(m, array);
2549                 break;
2550
2551         case PRIMITIVETYPE_DOUBLE:
2552                 value.d = vm_call_double_array(m, array);
2553                 break;
2554
2555         case TYPE_ADR:
2556                 ro = vm_call_array(m, array);
2557                 break;
2558
2559         default:
2560                 vm_abort("vm_call_method_objectarray: invalid return type %d", m->parseddesc->returntype.decltype);
2561         }
2562
2563         /* release dump area */
2564
2565         dump_release(dumpsize);
2566
2567         /* enter the nativeworld again */
2568
2569         THREAD_NATIVEWORLD_ENTER;
2570
2571         /* box the return value if necesarry */
2572
2573         if (m->parseddesc->returntype.decltype != TYPE_ADR)
2574                 ro = primitive_box(m->parseddesc->returntype.decltype, value);
2575
2576         /* check for an exception */
2577
2578         xptr = exceptions_get_exception();
2579
2580         if (xptr != NULL) {
2581                 /* clear exception pointer, we are calling JIT code again */
2582
2583                 exceptions_clear_exception();
2584
2585                 exceptions_throw_invocationtargetexception(xptr);
2586         }
2587
2588         return ro;
2589 }
2590
2591
2592 /*
2593  * These are local overrides for various environment variables in Emacs.
2594  * Please do not remove this and leave it at the end of the file, where
2595  * Emacs will automagically detect them.
2596  * ---------------------------------------------------------------------
2597  * Local variables:
2598  * mode: c
2599  * indent-tabs-mode: t
2600  * c-basic-offset: 4
2601  * tab-width: 4
2602  * End:
2603  * vim:noexpandtab:sw=4:ts=4:
2604  */