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/gc-common.h"
  43 #include "mm/memory.h"
  44
  45 #include "native/jni.h"
  46 #include "native/llni.h"
  47 #include "native/native.h"
  48
  49 #include "native/include/java_lang_Object.h"             /* required by j.l.C */
  50 #include "native/include/java_lang_String.h"             /* required by j.l.C */
  51
  52 #if defined(WITH_CLASSPATH_SUN)
  53 # include "native/include/java_nio_ByteBuffer.h"        /* required by j.l.CL */
  54 # include "native/include/java_lang_ClassLoader.h"       /* required by j.l.C */
  55 #endif
  56
  57 #include "native/include/java_lang_Class.h"
  58
  59 #include "native/vm/nativevm.h"
  60
  61 #include "threads/threads-common.h"
  62
  63 #include "toolbox/logging.h"
  64
  65 #include "vm/builtin.h"
  66 #include "vm/exceptions.h"
  67 #include "vm/finalizer.h"
  68 #include "vm/global.h"
  69 #include "vm/initialize.h"
  70 #include "vm/primitive.h"
  71 #include "vm/properties.h"
  72 #include "vm/signallocal.h"
  73 #include "vm/stringlocal.h"
  74 #include "vm/vm.h"
  75
  76 #include "vm/jit/jit.h"
  77 #include "vm/jit/md.h"
  78 #include "vm/jit/asmpart.h"
  79
  80 #if defined(ENABLE_PROFILING)
  81 # include "vm/jit/optimizing/profile.h"
  82 #endif
  83
  84 #include "vm/jit/optimizing/recompile.h"
  85
  86 #include "vmcore/classcache.h"
  87 #include "vmcore/options.h"
  88 #include "vmcore/statistics.h"
  89 #include "vmcore/suck.h"
  90
  91 #if defined(ENABLE_JVMTI)
  92 # include "native/jvmti/cacaodbg.h"
  93 #endif
  94
  95 #if defined(ENABLE_VMLOG)
  96 #include <vmlog_cacao.h>
  97 #endif
  98
  99
 100 /* Invocation API variables ***************************************************/
 101
 102 _Jv_JavaVM *_Jv_jvm;                    /* denotes a Java VM                  */
 103 _Jv_JNIEnv *_Jv_env;                    /* pointer to native method interface */
 104
 105
 106 /* global variables ***********************************************************/
 107
 108 s4 vms = 0;                             /* number of VMs created              */
 109
 110 bool vm_initializing = false;
 111 bool vm_exiting = false;
 112
 113 char      *mainstring = NULL;
 114 classinfo *mainclass = NULL;
 115
 116 #if defined(ENABLE_INTRP)
 117 u1 *intrp_main_stack = NULL;
 118 #endif
 119
 120
 121 /* define heap sizes **********************************************************/
 122
 123 #define HEAP_MAXSIZE      128 * 1024 * 1024 /* default 128MB                  */
 124 #define HEAP_STARTSIZE      2 * 1024 * 1024 /* default 2MB                    */
 125 #define STACK_SIZE                64 * 1024 /* default 64kB                   */
 126
 127
 128 /* define command line options ************************************************/
 129
 130 enum {
 131         OPT_FOO,
 132
 133         /* Java options */
 134
 135         OPT_JAR,
 136
 137         OPT_D32,
 138         OPT_D64,
 139
 140         OPT_CLASSPATH,
 141         OPT_D,
 142
 143         OPT_VERBOSE,
 144
 145         OPT_VERSION,
 146         OPT_SHOWVERSION,
 147         OPT_FULLVERSION,
 148
 149         OPT_HELP,
 150         OPT_X,
 151         OPT_XX,
 152
 153         OPT_EA,
 154         OPT_DA,
 155
 156         OPT_ESA,
 157         OPT_DSA,
 158
 159         /* Java non-standard options */
 160
 161         OPT_JIT,
 162         OPT_INTRP,
 163
 164         OPT_BOOTCLASSPATH,
 165         OPT_BOOTCLASSPATH_A,
 166         OPT_BOOTCLASSPATH_P,
 167
 168         OPT_BOOTCLASSPATH_C,
 169
 170 #if defined(ENABLE_PROFILING)
 171         OPT_PROF,
 172         OPT_PROF_OPTION,
 173 #endif
 174
 175         OPT_MS,
 176         OPT_MX,
 177
 178         /* CACAO options */
 179
 180         OPT_VERBOSE1,
 181         OPT_NOIEEE,
 182
 183 #if defined(ENABLE_STATISTICS)
 184         OPT_TIME,
 185         OPT_STAT,
 186 #endif
 187
 188         OPT_LOG,
 189         OPT_CHECK,
 190         OPT_LOAD,
 191         OPT_SHOW,
 192         OPT_DEBUGCOLOR,
 193
 194 #if !defined(NDEBUG)
 195         OPT_ALL,
 196         OPT_METHOD,
 197         OPT_SIGNATURE,
 198 #endif
 199
 200 #if defined(ENABLE_VERIFIER)
 201         OPT_NOVERIFY,
 202 #if defined(TYPECHECK_VERBOSE)
 203         OPT_VERBOSETC,
 204 #endif
 205 #endif /* defined(ENABLE_VERIFIER) */
 206
 207         /* optimization options */
 208
 209 #if defined(ENABLE_LOOP)
 210         OPT_OLOOP,
 211 #endif
 212
 213 #if defined(ENABLE_IFCONV)
 214         OPT_IFCONV,
 215 #endif
 216
 217 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
 218         OPT_LSRA,
 219 #endif
 220
 221 #if defined(ENABLE_INLINING)
 222         OPT_INLINING,
 223 #if !defined(NDEBUG)
 224         OPT_INLINE_LOG,
 225 #endif
 226 #if defined(ENABLE_INLINING_DEBUG)
 227         OPT_INLINE_DEBUG_ALL,
 228         OPT_INLINE_DEBUG_END,
 229         OPT_INLINE_DEBUG_MIN,
 230         OPT_INLINE_DEBUG_MAX,
 231 #endif /* defined(ENABLE_INLINING_DEBUG) */
 232 #endif /* defined(ENABLE_INLINING) */
 233
 234 #if defined(ENABLE_INTRP)
 235         /* interpreter options */
 236
 237         OPT_NO_DYNAMIC,
 238         OPT_NO_REPLICATION,
 239         OPT_NO_QUICKSUPER,
 240         OPT_STATIC_SUPERS,
 241         OPT_TRACE,
 242 #endif
 243
 244         OPT_SS,
 245
 246 #ifdef ENABLE_JVMTI
 247         OPT_DEBUG,
 248         OPT_XRUNJDWP,
 249         OPT_NOAGENT,
 250         OPT_AGENTLIB,
 251         OPT_AGENTPATH,
 252 #endif
 253
 254 #if defined(ENABLE_DEBUG_FILTER)
 255         OPT_FILTER_VERBOSECALL_INCLUDE,
 256         OPT_FILTER_VERBOSECALL_EXCLUDE,
 257         OPT_FILTER_SHOW_METHOD,
 258 #endif
 259
 260         DUMMY
 261 };
 262
 263
 264 opt_struct opts[] = {
 265         { "foo",               false, OPT_FOO },
 266
 267         /* Java options */
 268
 269         { "jar",               false, OPT_JAR },
 270
 271         { "d32",               false, OPT_D32 },
 272         { "d64",               false, OPT_D64 },
 273         { "client",            false, OPT_IGNORE },
 274         { "server",            false, OPT_IGNORE },
 275         { "jvm",               false, OPT_IGNORE },
 276         { "hotspot",           false, OPT_IGNORE },
 277
 278         { "classpath",         true,  OPT_CLASSPATH },
 279         { "cp",                true,  OPT_CLASSPATH },
 280         { "D",                 true,  OPT_D },
 281         { "version",           false, OPT_VERSION },
 282         { "showversion",       false, OPT_SHOWVERSION },
 283         { "fullversion",       false, OPT_FULLVERSION },
 284         { "help",              false, OPT_HELP },
 285         { "?",                 false, OPT_HELP },
 286         { "X",                 false, OPT_X },
 287         { "XX:",               true,  OPT_XX },
 288         { "XX",                false, OPT_XX },
 289
 290         { "ea:",               true,  OPT_EA },
 291         { "da:",               true,  OPT_DA },
 292         { "ea",                false, OPT_EA },
 293         { "da",                false, OPT_DA },
 294
 295         { "esa",                     false, OPT_ESA },
 296         { "enablesystemassertions",  false, OPT_ESA },
 297         { "dsa",                     false, OPT_DSA },
 298         { "disablesystemassertions", false, OPT_DSA },
 299
 300         { "noasyncgc",         false, OPT_IGNORE },
 301 #if defined(ENABLE_VERIFIER)
 302         { "noverify",          false, OPT_NOVERIFY },
 303         { "Xverify:none",      false, OPT_NOVERIFY },
 304 #endif
 305         { "v",                 false, OPT_VERBOSE1 },
 306         { "verbose:",          true,  OPT_VERBOSE },
 307
 308 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
 309         { "verbosetc",         false, OPT_VERBOSETC },
 310 #endif
 311 #if defined(__ALPHA__)
 312         { "noieee",            false, OPT_NOIEEE },
 313 #endif
 314 #if defined(ENABLE_STATISTICS)
 315         { "time",              false, OPT_TIME },
 316         { "stat",              false, OPT_STAT },
 317 #endif
 318         { "log",               true,  OPT_LOG },
 319         { "c",                 true,  OPT_CHECK },
 320         { "l",                 false, OPT_LOAD },
 321
 322 #if !defined(NDEBUG)
 323         { "all",               false, OPT_ALL },
 324         { "sig",               true,  OPT_SIGNATURE },
 325 #endif
 326
 327 #if defined(ENABLE_LOOP)
 328         { "oloop",             false, OPT_OLOOP },
 329 #endif
 330 #if defined(ENABLE_IFCONV)
 331         { "ifconv",            false, OPT_IFCONV },
 332 #endif
 333 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
 334         { "lsra",              false, OPT_LSRA },
 335 #endif
 336
 337 #if defined(ENABLE_INTRP)
 338         /* interpreter options */
 339
 340         { "trace",             false, OPT_TRACE },
 341         { "static-supers",     true,  OPT_STATIC_SUPERS },
 342         { "no-dynamic",        false, OPT_NO_DYNAMIC },
 343         { "no-replication",    false, OPT_NO_REPLICATION },
 344         { "no-quicksuper",     false, OPT_NO_QUICKSUPER },
 345 #endif
 346
 347         /* JVMTI Agent Command Line Options */
 348 #ifdef ENABLE_JVMTI
 349         { "agentlib:",         true,  OPT_AGENTLIB },
 350         { "agentpath:",        true,  OPT_AGENTPATH },
 351 #endif
 352
 353         /* Java non-standard options */
 354
 355         { "Xjit",              false, OPT_JIT },
 356         { "Xint",              false, OPT_INTRP },
 357         { "Xbootclasspath:",   true,  OPT_BOOTCLASSPATH },
 358         { "Xbootclasspath/a:", true,  OPT_BOOTCLASSPATH_A },
 359         { "Xbootclasspath/p:", true,  OPT_BOOTCLASSPATH_P },
 360         { "Xbootclasspath/c:", true,  OPT_BOOTCLASSPATH_C },
 361
 362 #ifdef ENABLE_JVMTI
 363         { "Xdebug",            false, OPT_DEBUG },
 364         { "Xnoagent",          false, OPT_NOAGENT },
 365         { "Xrunjdwp",          true,  OPT_XRUNJDWP },
 366 #endif
 367
 368         { "Xms",               true,  OPT_MS },
 369         { "ms",                true,  OPT_MS },
 370         { "Xmx",               true,  OPT_MX },
 371         { "mx",                true,  OPT_MX },
 372         { "Xss",               true,  OPT_SS },
 373         { "ss",                true,  OPT_SS },
 374
 375 #if defined(ENABLE_PROFILING)
 376         { "Xprof:",            true,  OPT_PROF_OPTION },
 377         { "Xprof",             false, OPT_PROF },
 378 #endif
 379
 380         /* inlining options */
 381
 382 #if defined(ENABLE_INLINING)
 383 #if defined(ENABLE_INLINING_DEBUG)
 384         { "ia",                false, OPT_INLINE_DEBUG_ALL },
 385         { "ii",                true,  OPT_INLINE_DEBUG_MIN },
 386         { "im",                true,  OPT_INLINE_DEBUG_MAX },
 387         { "ie",                true,  OPT_INLINE_DEBUG_END },
 388 #endif /* defined(ENABLE_INLINING_DEBUG) */
 389 #if !defined(NDEBUG)
 390         { "il",                false, OPT_INLINE_LOG },
 391 #endif
 392         { "i",                 false, OPT_INLINING },
 393 #endif /* defined(ENABLE_INLINING) */
 394
 395         /* keep these at the end of the list */
 396
 397 #if !defined(NDEBUG)
 398         { "m",                 true,  OPT_METHOD },
 399 #endif
 400
 401         { "s",                 true,  OPT_SHOW },
 402         { "debug-color",      false,  OPT_DEBUGCOLOR },
 403
 404 #if defined(ENABLE_DEBUG_FILTER)
 405         { "XXfi",              true,  OPT_FILTER_VERBOSECALL_INCLUDE },
 406         { "XXfx",              true,  OPT_FILTER_VERBOSECALL_EXCLUDE },
 407         { "XXfm",              true,  OPT_FILTER_SHOW_METHOD },
 408 #endif
 409
 410         { NULL,                false, 0 }
 411 };
 412
 413
 414 /* usage ***********************************************************************
 415
 416    Prints the correct usage syntax to stdout.
 417
 418 *******************************************************************************/
 419
 420 void usage(void)
 421 {
 422         puts("Usage: cacao [-options] classname [arguments]");
 423         puts("               (to run a class file)");
 424         puts("   or  cacao [-options] -jar jarfile [arguments]");
 425         puts("               (to run a standalone jar file)\n");
 426
 427         puts("where options include:");
 428         puts("    -d32                     use 32-bit data model if available");
 429         puts("    -d64                     use 64-bit data model if available");
 430         puts("    -client                  compatibility (currently ignored)");
 431         puts("    -server                  compatibility (currently ignored)");
 432         puts("    -jvm                     compatibility (currently ignored)");
 433         puts("    -hotspot                 compatibility (currently ignored)\n");
 434
 435         puts("    -cp <path>               specify a path to look for classes");
 436         puts("    -classpath <path>        specify a path to look for classes");
 437         puts("    -D<name>=<value>         add an entry to the property list");
 438         puts("    -verbose[:class|gc|jni]  enable specific verbose output");
 439         puts("    -version                 print product version and exit");
 440         puts("    -fullversion             print jpackage-compatible product version and exit");
 441         puts("    -showversion             print product version and continue");
 442         puts("    -help, -?                print this help message");
 443         puts("    -X                       print help on non-standard Java options");
 444         puts("    -XX                      print help on debugging options");
 445     puts("    -ea[:<packagename>...|:<classname>]");
 446     puts("    -enableassertions[:<packagename>...|:<classname>]");
 447         puts("                             enable assertions with specified granularity");
 448         puts("    -da[:<packagename>...|:<classname>]");
 449         puts("    -disableassertions[:<packagename>...|:<classname>]");
 450         puts("                             disable assertions with specified granularity");
 451         puts("    -esa | -enablesystemassertions");
 452         puts("                             enable system assertions");
 453         puts("    -dsa | -disablesystemassertions");
 454         puts("                             disable system assertions");
 455
 456 #ifdef ENABLE_JVMTI
 457         puts("    -agentlib:<agent-lib-name>=<options>  library to load containg JVMTI agent");
 458         puts ("                                         for jdwp help use: -agentlib:jdwp=help");
 459         puts("    -agentpath:<path-to-agent>=<options>  path to library containg JVMTI agent");
 460 #endif
 461
 462         /* exit with error code */
 463
 464         exit(1);
 465 }
 466
 467
 468 static void Xusage(void)
 469 {
 470 #if defined(ENABLE_JIT)
 471         puts("    -Xjit                    JIT mode execution (default)");
 472 #endif
 473 #if defined(ENABLE_INTRP)
 474         puts("    -Xint                    interpreter mode execution");
 475 #endif
 476         puts("    -Xbootclasspath:<zip/jar files and directories separated by :>");
 477     puts("                             value is set as bootstrap class path");
 478         puts("    -Xbootclasspath/a:<zip/jar files and directories separated by :>");
 479         puts("                             value is appended to the bootstrap class path");
 480         puts("    -Xbootclasspath/p:<zip/jar files and directories separated by :>");
 481         puts("                             value is prepended to the bootstrap class path");
 482         puts("    -Xbootclasspath/c:<zip/jar files and directories separated by :>");
 483         puts("                             value is used as Java core library, but the");
 484         puts("                             hardcoded VM interface classes are prepended");
 485         printf("    -Xms<size>               set the initial size of the heap (default: %dMB)\n", HEAP_STARTSIZE / 1024 / 1024);
 486         printf("    -Xmx<size>               set the maximum size of the heap (default: %dMB)\n", HEAP_MAXSIZE / 1024 / 1024);
 487         printf("    -Xss<size>               set the thread stack size (default: %dkB)\n", STACK_SIZE / 1024);
 488
 489 #if defined(ENABLE_PROFILING)
 490         puts("    -Xprof[:bb]              collect and print profiling data");
 491 #endif
 492
 493 #if defined(ENABLE_JVMTI)
 494     /* -Xdebug option depend on gnu classpath JDWP options. options:
 495          transport=dt_socket,address=<hostname:port>,server=(y|n),suspend(y|n) */
 496         puts("    -Xdebug                  enable remote debugging\n");
 497         puts("    -Xrunjdwp transport=[dt_socket|...],address=<hostname:port>,server=[y|n],suspend=[y|n]\n");
 498         puts("                             enable remote debugging\n");
 499 #endif
 500
 501         /* exit with error code */
 502
 503         exit(1);
 504 }
 505
 506
 507 #if 0
 508 static void XXusage(void)
 509 {
 510         puts("    -v                       write state-information");
 511 #if !defined(NDEBUG)
 512         puts("    -verbose[:jit|threads]");
 513         puts("                             enable specific verbose output");
 514         puts("    -debug-color             colored output for ANSI terms");
 515 #endif
 516 #ifdef TYPECHECK_VERBOSE
 517         puts("    -verbosetc               write debug messages while typechecking");
 518 #endif
 519 #if defined(__ALPHA__)
 520         puts("    -noieee                  don't use ieee compliant arithmetic");
 521 #endif
 522 #if defined(ENABLE_VERIFIER)
 523         puts("    -noverify                don't verify classfiles");
 524 #endif
 525 #if defined(ENABLE_STATISTICS)
 526         puts("    -time                    measure the runtime");
 527         puts("    -stat                    detailed compiler statistics");
 528 #endif
 529         puts("    -log logfile             specify a name for the logfile");
 530         puts("    -c(heck)b(ounds)         don't check array bounds");
 531         puts("            s(ync)           don't check for synchronization");
 532 #if defined(ENABLE_LOOP)
 533         puts("    -oloop                   optimize array accesses in loops");
 534 #endif
 535         puts("    -l                       don't start the class after loading");
 536 #if !defined(NDEBUG)
 537         puts("    -all                     compile all methods, no execution");
 538         puts("    -m                       compile only a specific method");
 539         puts("    -sig                     specify signature for a specific method");
 540 #endif
 541
 542         puts("    -s...                    show...");
 543         puts("      (c)onstants            the constant pool");
 544         puts("      (m)ethods              class fields and methods");
 545         puts("      (u)tf                  the utf - hash");
 546         puts("      (i)ntermediate         intermediate representation");
 547 #if defined(ENABLE_DISASSEMBLER)
 548         puts("      (a)ssembler            disassembled listing");
 549         puts("      n(o)ps                 show NOPs in disassembler output");
 550         puts("      (e)xceptionstubs       disassembled exception stubs (only with -sa)");
 551         puts("      (n)ative               disassembled native stubs");
 552 #endif
 553         puts("      (d)atasegment          data segment listing");
 554
 555 #if defined(ENABLE_INLINING)
 556         puts("    -i                       activate inlining");
 557 #if !defined(NDEBUG)
 558         puts("    -il                      log inlining");
 559 #endif
 560 #if defined(ENABLE_INLINING_DEBUG)
 561         puts("    -ia                      use inlining for all methods");
 562         puts("    -ii <size>               set minimum size for inlined result");
 563         puts("    -im <size>               set maximum size for inlined result");
 564         puts("    -ie <number>             stop inlining after the given number of roots");
 565 #endif /* defined(ENABLE_INLINING_DEBUG) */
 566 #endif /* defined(ENABLE_INLINING) */
 567
 568 #if defined(ENABLE_IFCONV)
 569         puts("    -ifconv                  use if-conversion");
 570 #endif
 571 #if defined(ENABLE_LSRA)
 572         puts("    -lsra                    use linear scan register allocation");
 573 #endif
 574 #if defined(ENABLE_SSA)
 575         puts("    -lsra                    use linear scan register allocation (with SSA)");
 576 #endif
 577 #if defined(ENABLE_DEBUG_FILTER)
 578         puts("    -XXfi <regex>            begin of dynamic scope for verbosecall filter");
 579         puts("    -XXfx <regex>            end of dynamic scope for verbosecall filter");
 580         puts("    -XXfm <regex>            filter for show options");
 581 #endif
 582         /* exit with error code */
 583
 584         exit(1);
 585 }
 586 #endif
 587
 588
 589 /* version *********************************************************************
 590
 591    Only prints cacao version information.
 592
 593 *******************************************************************************/
 594
 595 static void version(bool opt_exit)
 596 {
 597         puts("java version \""JAVA_VERSION"\"");
 598         puts("CACAO version "VERSION"");
 599
 600         puts("Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,");
 601         puts("C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,");
 602         puts("E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,");
 603         puts("J. Wenninger, Institut f. Computersprachen - TU Wien\n");
 604
 605         puts("This program is free software; you can redistribute it and/or");
 606         puts("modify it under the terms of the GNU General Public License as");
 607         puts("published by the Free Software Foundation; either version 2, or (at");
 608         puts("your option) any later version.\n");
 609
 610         puts("This program is distributed in the hope that it will be useful, but");
 611         puts("WITHOUT ANY WARRANTY; without even the implied warranty of");
 612         puts("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU");
 613         puts("General Public License for more details.");
 614
 615         /* exit normally, if requested */
 616
 617         if (opt_exit)
 618                 exit(0);
 619 }
 620
 621
 622 /* fullversion *****************************************************************
 623
 624    Prints a Sun compatible version information (required e.g. by
 625    jpackage, www.jpackage.org).
 626
 627 *******************************************************************************/
 628
 629 static void fullversion(void)
 630 {
 631         puts("java full version \"cacao-"JAVA_VERSION"\"");
 632
 633         /* exit normally */
 634
 635         exit(0);
 636 }
 637
 638
 639 void vm_printconfig(void)
 640 {
 641         puts("Configure/Build options:\n");
 642         puts("  ./configure: "VERSION_CONFIGURE_ARGS"");
 643 #if defined(__VERSION__)
 644         puts("  CC         : "VERSION_CC" ("__VERSION__")");
 645 #else
 646         puts("  CC         : "VERSION_CC"");
 647 #endif
 648         puts("  CFLAGS     : "VERSION_CFLAGS"\n");
 649
 650         puts("Default variables:\n");
 651         printf("  maximum heap size              : %d\n", HEAP_MAXSIZE);
 652         printf("  initial heap size              : %d\n", HEAP_STARTSIZE);
 653         printf("  stack size                     : %d\n", STACK_SIZE);
 654
 655 #if defined(WITH_JRE_LAYOUT)
 656         /* When we're building with JRE-layout, the default paths are the
 657            same as the runtime paths. */
 658 #else
 659 # if defined(WITH_CLASSPATH_GNU)
 660         puts("  gnu.classpath.boot.library.path: "CLASSPATH_LIBDIR);
 661         puts("  java.boot.class.path           : "CACAO_VM_ZIP":"CLASSPATH_CLASSES"");
 662 # elif defined(WITH_CLASSPATH_SUN)
 663         puts("  sun.boot.library.path          : "CLASSPATH_LIBDIR);
 664         puts("  java.boot.class.path           : "CLASSPATH_CLASSES);
 665 # endif
 666 #endif
 667
 668         puts("");
 669
 670         puts("Runtime variables:\n");
 671         printf("  maximum heap size              : %d\n", opt_heapmaxsize);
 672         printf("  initial heap size              : %d\n", opt_heapstartsize);
 673         printf("  stack size                     : %d\n", opt_stacksize);
 674
 675 #if defined(WITH_CLASSPATH_GNU)
 676         printf("  gnu.classpath.boot.library.path: %s\n", properties_get("gnu.classpath.boot.library.path"));
 677 #elif defined(WITH_CLASSPATH_SUN)
 678         printf("  sun.boot.library.path          : %s\n", properties_get("sun.boot.library.path"));
 679 #endif
 680
 681         printf("  java.boot.class.path           : %s\n", properties_get("java.boot.class.path"));
 682         printf("  java.class.path                : %s\n", properties_get("java.class.path"));
 683 }
 684
 685
 686 /* forward declarations *******************************************************/
 687
 688 static char *vm_get_mainclass_from_jar(char *mainstring);
 689 #if !defined(NDEBUG)
 690 static void  vm_compile_all(void);
 691 static void  vm_compile_method(void);
 692 #endif
 693
 694
 695 /* vm_createjvm ****************************************************************
 696
 697    Implementation for JNI_CreateJavaVM.
 698
 699 *******************************************************************************/
 700
 701 bool vm_createjvm(JavaVM **p_vm, void **p_env, void *vm_args)
 702 {
 703         JavaVMInitArgs *_vm_args;
 704         _Jv_JNIEnv     *env;
 705         _Jv_JavaVM     *vm;
 706
 707         /* get the arguments for the new JVM */
 708
 709         _vm_args = (JavaVMInitArgs *) vm_args;
 710
 711         /* get the VM and Env tables (must be set before vm_create) */
 712
 713         env = NEW(_Jv_JNIEnv);
 714
 715 #if defined(ENABLE_JNI)
 716         env->env = &_Jv_JNINativeInterface;
 717 #endif
 718
 719         /* XXX Set the global variable.  Maybe we should do that differently. */
 720
 721         _Jv_env = env;
 722
 723         /* create and fill a JavaVM structure */
 724
 725         vm = NEW(_Jv_JavaVM);
 726
 727 #if defined(ENABLE_JNI)
 728         vm->functions = &_Jv_JNIInvokeInterface;
 729 #endif
 730
 731         /* XXX Set the global variable.  Maybe we should do that differently. */
 732         /* XXX JVMTI Agents needs a JavaVM  */
 733
 734         _Jv_jvm = vm;
 735
 736         /* actually create the JVM */
 737
 738         if (!vm_create(_vm_args))
 739                 goto error;
 740
 741 #if defined(ENABLE_JNI)
 742         /* setup the local ref table (must be created after vm_create) */
 743
 744         if (!localref_table_init())
 745                 goto error;
 746 #endif
 747
 748         /* now return the values */
 749
 750         *p_vm  = (JavaVM *) vm;
 751         *p_env = (void *) env;
 752
 753         return true;
 754
 755  error:
 756         /* release allocated memory */
 757
 758         FREE(env, _Jv_JNIEnv);
 759         FREE(vm, _Jv_JavaVM);
 760
 761         return false;
 762 }
 763
 764
 765 /* vm_create *******************************************************************
 766
 767    Creates a JVM.  Called by vm_createjvm.
 768
 769 *******************************************************************************/
 770
 771 bool vm_create(JavaVMInitArgs *vm_args)
 772 {
 773         int   len;
 774         char *p;
 775         char *boot_class_path;
 776         char *class_path;
 777         int   opt;
 778         int   i, j;
 779         bool  opt_version;
 780         bool  opt_exit;
 781
 782 #if defined(ENABLE_JVMTI)
 783         lt_dlhandle  handle;
 784         char *libname, *agentarg;
 785         bool jdwp,agentbypath;
 786         jdwp = agentbypath = false;
 787 #endif
 788
 789 #if defined(ENABLE_VMLOG)
 790         vmlog_cacao_init(vm_args);
 791 #endif
 792
 793         /* check the JNI version requested */
 794
 795         switch (vm_args->version) {
 796         case JNI_VERSION_1_1:
 797                 break;
 798         case JNI_VERSION_1_2:
 799         case JNI_VERSION_1_4:
 800                 break;
 801         default:
 802                 return false;
 803         }
 804
 805         /* we only support 1 JVM instance */
 806
 807         if (vms > 0)
 808                 return false;
 809
 810         if (atexit(vm_exit_handler))
 811                 vm_abort("atexit failed: %s\n", strerror(errno));
 812
 813         if (opt_verbose)
 814                 log_text("CACAO started -------------------------------------------------------");
 815
 816         /* We need to check if the actual size of a java.lang.Class object
 817            is smaller or equal than the assumption made in
 818            src/vmcore/class.h. */
 819
 820         if (sizeof(java_lang_Class) > sizeof(dummy_java_lang_Class))
 821                 vm_abort("vm_create: java_lang_Class structure is bigger than classinfo.object (%d > %d)", sizeof(java_lang_Class), sizeof(dummy_java_lang_Class));
 822
 823         /* set the VM starttime */
 824
 825         _Jv_jvm->starttime = builtin_currenttimemillis();
 826
 827         /* interpret the options **************************************************/
 828
 829         opt_version       = false;
 830         opt_exit          = false;
 831
 832         opt_noieee        = false;
 833
 834         opt_heapmaxsize   = HEAP_MAXSIZE;
 835         opt_heapstartsize = HEAP_STARTSIZE;
 836         opt_stacksize     = STACK_SIZE;
 837
 838
 839 #if defined(ENABLE_JVMTI)
 840         /* initialize JVMTI related  **********************************************/
 841         jvmti = false;
 842 #endif
 843
 844         /* Initialize and fill properties before command-line handling. */
 845
 846         properties_init();
 847         properties_set();
 848
 849         /* iterate over all passed options */
 850
 851         while ((opt = options_get(opts, vm_args)) != OPT_DONE) {
 852                 switch (opt) {
 853                 case OPT_FOO:
 854                         opt_foo = true;
 855                         break;
 856
 857                 case OPT_IGNORE:
 858                         break;
 859
 860                 case OPT_JAR:
 861                         opt_jar = true;
 862                         break;
 863
 864                 case OPT_D32:
 865 #if SIZEOF_VOID_P == 8
 866                         puts("Running a 32-bit JVM is not supported on this platform.");
 867                         exit(1);
 868 #endif
 869                         break;
 870
 871                 case OPT_D64:
 872 #if SIZEOF_VOID_P == 4
 873                         puts("Running a 64-bit JVM is not supported on this platform.");
 874                         exit(1);
 875 #endif
 876                         break;
 877
 878                 case OPT_CLASSPATH:
 879                         /* Forget old classpath and set the argument as new
 880                            classpath. */
 881
 882                         class_path = properties_get("java.class.path");
 883
 884                         p = MNEW(char, strlen(opt_arg) + strlen("0"));
 885
 886                         strcpy(p, opt_arg);
 887
 888 #if defined(ENABLE_JAVASE)
 889                         properties_add("java.class.path", p);
 890 #endif
 891
 892                         MFREE(class_path, char, strlen(class_path));
 893                         break;
 894
 895                 case OPT_D:
 896                         for (i = 0; i < strlen(opt_arg); i++) {
 897                                 if (opt_arg[i] == '=') {
 898                                         opt_arg[i] = '\0';
 899                                         properties_add(opt_arg, opt_arg + i + 1);
 900                                         goto opt_d_done;
 901                                 }
 902                         }
 903
 904                         /* if no '=' is given, just create an empty property */
 905
 906                         properties_add(opt_arg, "");
 907
 908                 opt_d_done:
 909                         break;
 910
 911                 case OPT_BOOTCLASSPATH:
 912                         /* Forget default bootclasspath and set the argument as
 913                            new boot classpath. */
 914
 915                         boot_class_path = properties_get("sun.boot.class.path");
 916
 917                         p = MNEW(char, strlen(opt_arg) + strlen("0"));
 918
 919                         strcpy(p, opt_arg);
 920
 921                         properties_add("sun.boot.class.path", p);
 922                         properties_add("java.boot.class.path", p);
 923
 924                         MFREE(boot_class_path, char, strlen(boot_class_path));
 925                         break;
 926
 927                 case OPT_BOOTCLASSPATH_A:
 928                         /* Append to bootclasspath. */
 929
 930                         boot_class_path = properties_get("sun.boot.class.path");
 931
 932                         len = strlen(boot_class_path);
 933
 934                         p = MREALLOC(boot_class_path,
 935                                                  char,
 936                                                  len + strlen("0"),
 937                                                  len + strlen(":") +
 938                                                  strlen(opt_arg) + strlen("0"));
 939
 940                         strcat(p, ":");
 941                         strcat(p, opt_arg);
 942
 943                         properties_add("sun.boot.class.path", p);
 944                         properties_add("java.boot.class.path", p);
 945                         break;
 946
 947                 case OPT_BOOTCLASSPATH_P:
 948                         /* Prepend to bootclasspath. */
 949
 950                         boot_class_path = properties_get("sun.boot.class.path");
 951
 952                         len = strlen(boot_class_path);
 953
 954                         p = MNEW(char, strlen(opt_arg) + strlen(":") + len + strlen("0"));
 955
 956                         strcpy(p, opt_arg);
 957                         strcat(p, ":");
 958                         strcat(p, boot_class_path);
 959
 960                         properties_add("sun.boot.class.path", p);
 961                         properties_add("java.boot.class.path", p);
 962
 963                         MFREE(boot_class_path, char, len);
 964                         break;
 965
 966                 case OPT_BOOTCLASSPATH_C:
 967                         /* Use as Java core library, but prepend VM interface
 968                            classes. */
 969
 970                         boot_class_path = properties_get("sun.boot.class.path");
 971
 972                         len =
 973                                 strlen(CACAO_VM_ZIP) +
 974                                 strlen(":") +
 975                                 strlen(opt_arg) +
 976                                 strlen("0");
 977
 978                         p = MNEW(char, len);
 979
 980                         strcpy(p, CACAO_VM_ZIP);
 981                         strcat(p, ":");
 982                         strcat(p, opt_arg);
 983
 984                         properties_add("sun.boot.class.path", p);
 985                         properties_add("java.boot.class.path", p);
 986
 987                         MFREE(boot_class_path, char, strlen(boot_class_path));
 988                         break;
 989
 990 #if defined(ENABLE_JVMTI)
 991                 case OPT_DEBUG:
 992                         /* this option exists only for compatibility reasons */
 993                         break;
 994
 995                 case OPT_NOAGENT:
 996                         /* I don't know yet what Xnoagent should do. This is only for
 997                            compatiblity with eclipse - motse */
 998                         break;
 999
1000                 case OPT_XRUNJDWP:
1001                         agentbypath = true;
1002                         jvmti       = true;
1003                         jdwp        = true;
1004
1005                         len =
1006                                 strlen(CACAO_LIBDIR) +
1007                                 strlen("/libjdwp.so=") +
1008                                 strlen(opt_arg) +
1009                                 strlen("0");
1010
1011                         agentarg = MNEW(char, len);
1012
1013                         strcpy(agentarg, CACAO_LIBDIR);
1014                         strcat(agentarg, "/libjdwp.so=");
1015                         strcat(agentarg, &opt_arg[1]);
1016                         break;
1017
1018                 case OPT_AGENTPATH:
1019                         agentbypath = true;
1020
1021                 case OPT_AGENTLIB:
1022                         jvmti = true;
1023                         agentarg = opt_arg;
1024                         break;
1025 #endif
1026
1027                 case OPT_MX:
1028                 case OPT_MS:
1029                 case OPT_SS:
1030                         {
1031                                 char c;
1032                                 c = opt_arg[strlen(opt_arg) - 1];
1033
1034                                 if ((c == 'k') || (c == 'K')) {
1035                                         j = atoi(opt_arg) * 1024;
1036
1037                                 } else if ((c == 'm') || (c == 'M')) {
1038                                         j = atoi(opt_arg) * 1024 * 1024;
1039
1040                                 } else
1041                                         j = atoi(opt_arg);
1042
1043                                 if (opt == OPT_MX)
1044                                         opt_heapmaxsize = j;
1045                                 else if (opt == OPT_MS)
1046                                         opt_heapstartsize = j;
1047                                 else
1048                                         opt_stacksize = j;
1049                         }
1050                         break;
1051
1052                 case OPT_VERBOSE1:
1053                         opt_verbose = true;
1054                         break;
1055
1056                 case OPT_VERBOSE:
1057                         if (strcmp("class", opt_arg) == 0) {
1058                                 opt_verboseclass = true;
1059                         }
1060                         else if (strcmp("gc", opt_arg) == 0) {
1061                                 opt_verbosegc = true;
1062                         }
1063                         else if (strcmp("jni", opt_arg) == 0) {
1064                                 opt_verbosejni = true;
1065                         }
1066 #if !defined(NDEBUG)
1067                         else if (strcmp("jit", opt_arg) == 0) {
1068                                 opt_verbose = true;
1069                                 loadverbose = true;
1070                                 initverbose = true;
1071                                 compileverbose = true;
1072                         }
1073                         else if (strcmp("threads", opt_arg) == 0) {
1074                                 opt_verbosethreads = true;
1075                         }
1076 #endif
1077                         else {
1078                                 printf("Unknown -verbose option: %s\n", opt_arg);
1079                                 usage();
1080                         }
1081                         break;
1082
1083                 case OPT_DEBUGCOLOR:
1084                         opt_debugcolor = true;
1085                         break;
1086
1087 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
1088                 case OPT_VERBOSETC:
1089                         opt_typecheckverbose = true;
1090                         break;
1091 #endif
1092
1093                 case OPT_VERSION:
1094                         opt_version = true;
1095                         opt_exit    = true;
1096                         break;
1097
1098                 case OPT_FULLVERSION:
1099                         fullversion();
1100                         break;
1101
1102                 case OPT_SHOWVERSION:
1103                         opt_version = true;
1104                         break;
1105
1106                 case OPT_NOIEEE:
1107                         opt_noieee = true;
1108                         break;
1109
1110 #if defined(ENABLE_VERIFIER)
1111                 case OPT_NOVERIFY:
1112                         opt_verify = false;
1113                         break;
1114 #endif
1115
1116 #if defined(ENABLE_STATISTICS)
1117                 case OPT_TIME:
1118                         opt_getcompilingtime = true;
1119                         opt_getloadingtime = true;
1120                         break;
1121
1122                 case OPT_STAT:
1123                         opt_stat = true;
1124                         break;
1125 #endif
1126
1127                 case OPT_LOG:
1128                         log_init(opt_arg);
1129                         break;
1130
1131                 case OPT_CHECK:
1132                         for (i = 0; i < strlen(opt_arg); i++) {
1133                                 switch (opt_arg[i]) {
1134                                 case 'b':
1135                                         checkbounds = false;
1136                                         break;
1137                                 case 's':
1138                                         checksync = false;
1139                                         break;
1140                                 default:
1141                                         usage();
1142                                 }
1143                         }
1144                         break;
1145
1146                 case OPT_LOAD:
1147                         opt_run = false;
1148                         makeinitializations = false;
1149                         break;
1150
1151 #if !defined(NDEBUG)
1152                 case OPT_ALL:
1153                         compileall = true;
1154                         opt_run = false;
1155                         makeinitializations = false;
1156                         break;
1157
1158                 case OPT_METHOD:
1159                         opt_run = false;
1160                         opt_method = opt_arg;
1161                         makeinitializations = false;
1162                         break;
1163
1164                 case OPT_SIGNATURE:
1165                         opt_signature = opt_arg;
1166                         break;
1167 #endif
1168
1169                 case OPT_SHOW:       /* Display options */
1170                         for (i = 0; i < strlen(opt_arg); i++) {
1171                                 switch (opt_arg[i]) {
1172                                 case 'c':
1173                                         showconstantpool = true;
1174                                         break;
1175
1176                                 case 'u':
1177                                         showutf = true;
1178                                         break;
1179
1180                                 case 'm':
1181                                         showmethods = true;
1182                                         break;
1183
1184                                 case 'i':
1185                                         opt_showintermediate = true;
1186                                         compileverbose = true;
1187                                         break;
1188
1189 #if defined(ENABLE_DISASSEMBLER)
1190                                 case 'a':
1191                                         opt_showdisassemble = true;
1192                                         compileverbose = true;
1193                                         break;
1194
1195                                 case 'o':
1196                                         opt_shownops = true;
1197                                         break;
1198
1199                                 case 'e':
1200                                         opt_showexceptionstubs = true;
1201                                         break;
1202
1203                                 case 'n':
1204                                         opt_shownativestub = true;
1205                                         break;
1206 #endif
1207
1208                                 case 'd':
1209                                         opt_showddatasegment = true;
1210                                         break;
1211
1212                                 default:
1213                                         usage();
1214                                 }
1215                         }
1216                         break;
1217
1218 #if defined(ENABLE_LOOP)
1219                 case OPT_OLOOP:
1220                         opt_loops = true;
1221                         break;
1222 #endif
1223
1224 #if defined(ENABLE_INLINING)
1225 #if defined(ENABLE_INLINING_DEBUG)
1226                 case OPT_INLINE_DEBUG_ALL:
1227                         opt_inline_debug_all = true;
1228                         break;
1229                 case OPT_INLINE_DEBUG_END:
1230                         opt_inline_debug_end_counter = atoi(opt_arg);
1231                         break;
1232                 case OPT_INLINE_DEBUG_MIN:
1233                         opt_inline_debug_min_size = atoi(opt_arg);
1234                         break;
1235                 case OPT_INLINE_DEBUG_MAX:
1236                         opt_inline_debug_max_size = atoi(opt_arg);
1237                         break;
1238 #endif /* defined(ENABLE_INLINING_DEBUG) */
1239 #if !defined(NDEBUG)
1240                 case OPT_INLINE_LOG:
1241                         opt_inline_debug_log = true;
1242                         break;
1243 #endif /* !defined(NDEBUG) */
1244
1245                 case OPT_INLINING:
1246                         opt_inlining = true;
1247                         break;
1248 #endif /* defined(ENABLE_INLINING) */
1249
1250 #if defined(ENABLE_IFCONV)
1251                 case OPT_IFCONV:
1252                         opt_ifconv = true;
1253                         break;
1254 #endif
1255
1256 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
1257                 case OPT_LSRA:
1258                         opt_lsra = true;
1259                         break;
1260 #endif
1261
1262                 case OPT_HELP:
1263                         usage();
1264                         break;
1265
1266                 case OPT_X:
1267                         Xusage();
1268                         break;
1269
1270                 case OPT_XX:
1271                         options_xx(opt_arg);
1272                         break;
1273
1274                 case OPT_EA:
1275                         /* currently ignored */
1276                         break;
1277
1278                 case OPT_DA:
1279                         /* currently ignored */
1280                         break;
1281
1282                 case OPT_ESA:
1283                         _Jv_jvm->Java_java_lang_VMClassLoader_defaultAssertionStatus = true;
1284                         break;
1285
1286                 case OPT_DSA:
1287                         _Jv_jvm->Java_java_lang_VMClassLoader_defaultAssertionStatus = false;
1288                         break;
1289
1290 #if defined(ENABLE_PROFILING)
1291                 case OPT_PROF_OPTION:
1292                         /* use <= to get the last \0 too */
1293
1294                         for (i = 0, j = 0; i <= strlen(opt_arg); i++) {
1295                                 if (opt_arg[i] == ',')
1296                                         opt_arg[i] = '\0';
1297
1298                                 if (opt_arg[i] == '\0') {
1299                                         if (strcmp("bb", opt_arg + j) == 0)
1300                                                 opt_prof_bb = true;
1301
1302                                         else {
1303                                                 printf("Unknown option: -Xprof:%s\n", opt_arg + j);
1304                                                 usage();
1305                                         }
1306
1307                                         /* set k to next char */
1308
1309                                         j = i + 1;
1310                                 }
1311                         }
1312                         /* fall through */
1313
1314                 case OPT_PROF:
1315                         opt_prof = true;
1316                         break;
1317 #endif
1318
1319                 case OPT_JIT:
1320 #if defined(ENABLE_JIT)
1321                         opt_jit = true;
1322 #else
1323                         printf("-Xjit option not enabled.\n");
1324                         exit(1);
1325 #endif
1326                         break;
1327
1328                 case OPT_INTRP:
1329 #if defined(ENABLE_INTRP)
1330                         opt_intrp = true;
1331 #else
1332                         printf("-Xint option not enabled.\n");
1333                         exit(1);
1334 #endif
1335                         break;
1336
1337 #if defined(ENABLE_INTRP)
1338                 case OPT_STATIC_SUPERS:
1339                         opt_static_supers = atoi(opt_arg);
1340                         break;
1341
1342                 case OPT_NO_DYNAMIC:
1343                         opt_no_dynamic = true;
1344                         break;
1345
1346                 case OPT_NO_REPLICATION:
1347                         opt_no_replication = true;
1348                         break;
1349
1350                 case OPT_NO_QUICKSUPER:
1351                         opt_no_quicksuper = true;
1352                         break;
1353
1354                 case OPT_TRACE:
1355                         vm_debug = true;
1356                         break;
1357 #endif
1358
1359 #if defined(ENABLE_DEBUG_FILTER)
1360                 case OPT_FILTER_VERBOSECALL_INCLUDE:
1361                         opt_filter_verbosecall_include = opt_arg;
1362                         break;
1363
1364                 case OPT_FILTER_VERBOSECALL_EXCLUDE:
1365                         opt_filter_verbosecall_exclude = opt_arg;
1366                         break;
1367
1368                 case OPT_FILTER_SHOW_METHOD:
1369                         opt_filter_show_method = opt_arg;
1370                         break;
1371
1372 #endif
1373                 default:
1374                         printf("Unknown option: %s\n",
1375                                    vm_args->options[opt_index].optionString);
1376                         usage();
1377                 }
1378         }
1379
1380         /* get the main class *****************************************************/
1381
1382         if (opt_index < vm_args->nOptions) {
1383                 mainstring = vm_args->options[opt_index++].optionString;
1384
1385                 /* Put the jar file into the classpath (if any). */
1386
1387                 if (opt_jar == true) {
1388                         /* free old classpath */
1389
1390 /*                      MFREE(_Jv_classpath, char, strlen(_Jv_classpath)); */
1391
1392                         /* put jarfile into classpath */
1393
1394                         p = MNEW(char, strlen(mainstring) + strlen("0"));
1395
1396                         strcpy(p, mainstring);
1397
1398 #if defined(ENABLE_JAVASE)
1399                         properties_add("java.class.path", p);
1400 #endif
1401                 }
1402                 else {
1403                         /* replace .'s with /'s in classname */
1404
1405                         for (i = strlen(mainstring) - 1; i >= 0; i--)
1406                                 if (mainstring[i] == '.')
1407                                         mainstring[i] = '/';
1408                 }
1409         }
1410
1411 #if defined(ENABLE_JVMTI)
1412         if (jvmti) {
1413                 jvmti_set_phase(JVMTI_PHASE_ONLOAD);
1414                 jvmti_agentload(agentarg, agentbypath, &handle, &libname);
1415
1416                 if (jdwp)
1417                         MFREE(agentarg, char, strlen(agentarg));
1418
1419                 jvmti_set_phase(JVMTI_PHASE_PRIMORDIAL);
1420         }
1421 #endif
1422
1423         /* initialize this JVM ****************************************************/
1424
1425         vm_initializing = true;
1426
1427         /* initialize the garbage collector */
1428
1429         gc_init(opt_heapmaxsize, opt_heapstartsize);
1430
1431 #if defined(ENABLE_THREADS)
1432         /* AFTER: gc_init (directly after, as this initializes the
1433            stopworldlock lock */
1434
1435         threads_preinit();
1436 #endif
1437
1438         /* install architecture dependent signal handlers */
1439
1440         if (!signal_init())
1441                 vm_abort("vm_create: signal_init failed");
1442
1443 #if defined(ENABLE_INTRP)
1444         /* Allocate main thread stack on the Java heap. */
1445
1446         if (opt_intrp) {
1447                 intrp_main_stack = GCMNEW(u1, opt_stacksize);
1448                 MSET(intrp_main_stack, 0, u1, opt_stacksize);
1449         }
1450 #endif
1451
1452         /* AFTER: threads_preinit */
1453
1454         if (!string_init())
1455                 vm_abort("vm_create: string_init failed");
1456
1457         /* AFTER: threads_preinit */
1458
1459         if (!utf8_init())
1460                 vm_abort("vm_create: utf8_init failed");
1461
1462         /* AFTER: thread_preinit */
1463
1464         if (!suck_init())
1465                 vm_abort("vm_create: suck_init failed");
1466
1467         suck_add_from_property("java.endorsed.dirs");
1468
1469         /* Now we have all options handled and we can print the version
1470            information.
1471
1472            AFTER: suck_add_from_property("java.endorsed.dirs"); */
1473
1474         if (opt_version)
1475                 version(opt_exit);
1476
1477         /* AFTER: utf8_init */
1478
1479         boot_class_path = properties_get("sun.boot.class.path");
1480         suck_add(boot_class_path);
1481
1482         /* initialize the classcache hashtable stuff: lock, hashtable
1483            (must be done _after_ threads_preinit) */
1484
1485         if (!classcache_init())
1486                 vm_abort("vm_create: classcache_init failed");
1487
1488         /* initialize the memory subsystem (must be done _after_
1489            threads_preinit) */
1490
1491         if (!memory_init())
1492                 vm_abort("vm_create: memory_init failed");
1493
1494         /* initialize the finalizer stuff (must be done _after_
1495            threads_preinit) */
1496
1497         if (!finalizer_init())
1498                 vm_abort("vm_create: finalizer_init failed");
1499
1500         /* initialize the codegen subsystems */
1501
1502         codegen_init();
1503
1504         /* initializes jit compiler */
1505
1506         jit_init();
1507
1508         /* machine dependent initialization */
1509
1510 #if defined(ENABLE_JIT)
1511 # if defined(ENABLE_INTRP)
1512         if (opt_intrp)
1513                 intrp_md_init();
1514         else
1515 # endif
1516                 md_init();
1517 #else
1518         intrp_md_init();
1519 #endif
1520
1521         /* AFTER: utf8_init, classcache_init */
1522
1523         loader_preinit();
1524         linker_preinit();
1525
1526         /* AFTER: loader_preinit, linker_preinit */
1527
1528         primitive_init();
1529
1530         loader_init();
1531         linker_init();
1532
1533         /* AFTER: loader_init, linker_init */
1534
1535         primitive_postinit();
1536
1537         if (!exceptions_init())
1538                 vm_abort("vm_create: exceptions_init failed");
1539
1540         if (!builtin_init())
1541                 vm_abort("vm_create: builtin_init failed");
1542
1543         /* Initialize the native subsystem. */
1544         /* BEFORE: threads_init */
1545
1546         if (!native_init())
1547                 vm_abort("vm_create: native_init failed");
1548
1549         /* Register the native methods implemented in the VM. */
1550         /* BEFORE: threads_init */
1551
1552         if (!nativevm_preinit())
1553                 vm_abort("vm_create: nativevm_preinit failed");
1554
1555 #if defined(ENABLE_JNI)
1556         /* Initialize the JNI subsystem (must be done _before_
1557            threads_init, as threads_init can call JNI methods
1558            (e.g. NewGlobalRef). */
1559
1560         if (!jni_init())
1561                 vm_abort("vm_create: jni_init failed");
1562 #endif
1563
1564 #if defined(ENABLE_THREADS)
1565         if (!threads_init())
1566                 vm_abort("vm_create: threads_init failed");
1567 #endif
1568
1569         /* Initialize the native VM subsystem. */
1570         /* AFTER: threads_init (at least for SUN's classes) */
1571
1572         if (!nativevm_init())
1573                 vm_abort("vm_create: nativevm_init failed");
1574
1575 #if defined(ENABLE_PROFILING)
1576         /* initialize profiling */
1577
1578         if (!profile_init())
1579                 vm_abort("vm_create: profile_init failed");
1580 #endif
1581
1582 #if defined(ENABLE_THREADS)
1583         /* initialize recompilation */
1584
1585         if (!recompile_init())
1586                 vm_abort("vm_create: recompile_init failed");
1587
1588         /* start the signal handler thread */
1589
1590 #if defined(__LINUX__)
1591         /* XXX Remove for exact-GC. */
1592         if (threads_pthreads_implementation_nptl)
1593 #endif
1594                 if (!signal_start_thread())
1595                         vm_abort("vm_create: signal_start_thread failed");
1596
1597         /* finally, start the finalizer thread */
1598
1599         if (!finalizer_start_thread())
1600                 vm_abort("vm_create: finalizer_start_thread failed");
1601
1602 # if !defined(NDEBUG)
1603         /* start the memory profiling thread */
1604
1605         if (opt_ProfileMemoryUsage || opt_ProfileGCMemoryUsage)
1606                 if (!memory_start_thread())
1607                         vm_abort("vm_create: memory_start_thread failed");
1608 # endif
1609
1610         /* start the recompilation thread (must be done before the
1611            profiling thread) */
1612
1613         if (!recompile_start_thread())
1614                 vm_abort("vm_create: recompile_start_thread failed");
1615
1616 # if defined(ENABLE_PROFILING)
1617         /* start the profile sampling thread */
1618
1619 /*      if (opt_prof) */
1620 /*              if (!profile_start_thread()) */
1621 /*                      vm_abort("vm_create: profile_start_thread failed"); */
1622 # endif
1623 #endif
1624
1625 #if defined(ENABLE_JVMTI)
1626         if (jvmti) {
1627                 /* add agent library to native library hashtable */
1628                 native_hashtable_library_add(utf_new_char(libname), class_java_lang_Object->classloader, handle);
1629         }
1630 #endif
1631
1632         /* increment the number of VMs */
1633
1634         vms++;
1635
1636         /* initialization is done */
1637
1638         vm_initializing = false;
1639
1640         /* everything's ok */
1641
1642         return true;
1643 }
1644
1645
1646 /* vm_run **********************************************************************
1647
1648    Runs the main-method of the passed class.
1649
1650 *******************************************************************************/
1651
1652 void vm_run(JavaVM *vm, JavaVMInitArgs *vm_args)
1653 {
1654         utf                       *mainutf;
1655         classinfo                 *mainclass;
1656         java_handle_t             *e;
1657         methodinfo                *m;
1658         java_handle_objectarray_t *oa;
1659         s4                         oalength;
1660         utf                       *u;
1661         java_handle_t             *s;
1662         s4                         status;
1663         s4                         i;
1664
1665 #if !defined(NDEBUG)
1666         if (compileall) {
1667                 vm_compile_all();
1668                 return;
1669         }
1670
1671         if (opt_method != NULL) {
1672                 vm_compile_method();
1673                 return;
1674         }
1675 #endif /* !defined(NDEBUG) */
1676
1677         /* should we run the main-method? */
1678
1679         if (mainstring == NULL)
1680                 usage();
1681
1682         /* set return value to OK */
1683
1684         status = 0;
1685
1686         if (opt_jar == true) {
1687                 /* open jar file with java.util.jar.JarFile */
1688
1689                 mainstring = vm_get_mainclass_from_jar(mainstring);
1690
1691                 if (mainstring == NULL)
1692                         vm_exit(1);
1693         }
1694
1695         /* load the main class */
1696
1697         mainutf = utf_new_char(mainstring);
1698
1699 #if defined(ENABLE_JAVAME_CLDC1_1)
1700         mainclass = load_class_bootstrap(mainutf);
1701 #else
1702         mainclass = load_class_from_sysloader(mainutf);
1703 #endif
1704
1705         /* error loading class */
1706
1707         e = exceptions_get_and_clear_exception();
1708
1709         if ((e != NULL) || (mainclass == NULL)) {
1710                 exceptions_throw_noclassdeffounderror_cause(e);
1711                 exceptions_print_stacktrace();
1712                 vm_exit(1);
1713         }
1714
1715         if (!link_class(mainclass)) {
1716                 exceptions_print_stacktrace();
1717                 vm_exit(1);
1718         }
1719
1720         /* find the `main' method of the main class */
1721
1722         m = class_resolveclassmethod(mainclass,
1723                                                                  utf_new_char("main"),
1724                                                                  utf_new_char("([Ljava/lang/String;)V"),
1725                                                                  class_java_lang_Object,
1726                                                                  false);
1727
1728         if (exceptions_get_exception()) {
1729                 exceptions_print_stacktrace();
1730                 vm_exit(1);
1731         }
1732
1733         /* there is no main method or it isn't static */
1734
1735         if ((m == NULL) || !(m->flags & ACC_STATIC)) {
1736                 exceptions_clear_exception();
1737                 exceptions_throw_nosuchmethoderror(mainclass,
1738                                                                                    utf_new_char("main"),
1739                                                                                    utf_new_char("([Ljava/lang/String;)V"));
1740
1741                 exceptions_print_stacktrace();
1742                 vm_exit(1);
1743         }
1744
1745         /* build argument array */
1746
1747         oalength = vm_args->nOptions - opt_index;
1748
1749         oa = builtin_anewarray(oalength, class_java_lang_String);
1750
1751         for (i = 0; i < oalength; i++) {
1752                 u = utf_new_char(vm_args->options[opt_index + i].optionString);
1753                 s = javastring_new(u);
1754
1755                 LLNI_objectarray_element_set(oa, i, s);
1756         }
1757
1758 #ifdef TYPEINFO_DEBUG_TEST
1759         /* test the typeinfo system */
1760         typeinfo_test();
1761 #endif
1762         /*class_showmethods(currentThread->group->header.vftbl->class); */
1763
1764 #if defined(ENABLE_JVMTI)
1765         jvmti_set_phase(JVMTI_PHASE_LIVE);
1766 #endif
1767
1768         /* set ThreadMXBean variables */
1769
1770         _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount++;
1771         _Jv_jvm->java_lang_management_ThreadMXBean_TotalStartedThreadCount++;
1772
1773         if (_Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount >
1774                 _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount)
1775                 _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount =
1776                         _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount;
1777
1778         /* start the main thread */
1779
1780         (void) vm_call_method(m, NULL, oa);
1781
1782         /* exception occurred? */
1783
1784         if (exceptions_get_exception()) {
1785                 exceptions_print_stacktrace();
1786                 status = 1;
1787         }
1788
1789         /* unload the JavaVM */
1790
1791         (void) vm_destroy(vm);
1792
1793         /* and exit */
1794
1795         vm_exit(status);
1796 }
1797
1798
1799 /* vm_destroy ******************************************************************
1800
1801    Unloads a Java VM and reclaims its resources.
1802
1803 *******************************************************************************/
1804
1805 s4 vm_destroy(JavaVM *vm)
1806 {
1807 #if defined(ENABLE_THREADS)
1808         threads_join_all_threads();
1809 #endif
1810
1811         /* everything's ok */
1812
1813         return 0;
1814 }
1815
1816
1817 /* vm_exit *********************************************************************
1818
1819    Calls java.lang.System.exit(I)V to exit the JavaVM correctly.
1820
1821 *******************************************************************************/
1822
1823 void vm_exit(s4 status)
1824 {
1825         methodinfo *m;
1826
1827         /* signal that we are exiting */
1828
1829         vm_exiting = true;
1830
1831         assert(class_java_lang_System);
1832         assert(class_java_lang_System->state & CLASS_LOADED);
1833
1834 #if defined(ENABLE_JVMTI)
1835         if (jvmti || (dbgcom!=NULL)) {
1836                 jvmti_set_phase(JVMTI_PHASE_DEAD);
1837                 if (jvmti) jvmti_agentunload();
1838         }
1839 #endif
1840
1841         if (!link_class(class_java_lang_System)) {
1842                 exceptions_print_stacktrace();
1843                 exit(1);
1844         }
1845
1846         /* call java.lang.System.exit(I)V */
1847
1848         m = class_resolveclassmethod(class_java_lang_System,
1849                                                                  utf_new_char("exit"),
1850                                                                  utf_int__void,
1851                                                                  class_java_lang_Object,
1852                                                                  true);
1853
1854         if (m == NULL) {
1855                 exceptions_print_stacktrace();
1856                 exit(1);
1857         }
1858
1859         /* call the exit function with passed exit status */
1860
1861         (void) vm_call_method(m, NULL, status);
1862
1863         /* If we had an exception, just ignore the exception and exit with
1864            the proper code. */
1865
1866         vm_shutdown(status);
1867 }
1868
1869
1870 /* vm_shutdown *****************************************************************
1871
1872    Terminates the system immediately without freeing memory explicitly
1873    (to be used only for abnormal termination).
1874
1875 *******************************************************************************/
1876
1877 void vm_shutdown(s4 status)
1878 {
1879         if (opt_verbose
1880 #if defined(ENABLE_STATISTICS)
1881                 || opt_getcompilingtime || opt_stat
1882 #endif
1883            )
1884         {
1885                 log_text("CACAO terminated by shutdown");
1886                 dolog("Exit status: %d\n", (s4) status);
1887
1888         }
1889
1890 #if defined(ENABLE_JVMTI)
1891         /* terminate cacaodbgserver */
1892         if (dbgcom!=NULL) {
1893                 pthread_mutex_lock(&dbgcomlock);
1894                 dbgcom->running=1;
1895                 pthread_mutex_unlock(&dbgcomlock);
1896                 jvmti_cacaodbgserver_quit();
1897         }
1898 #endif
1899
1900         exit(status);
1901 }
1902
1903
1904 /* vm_exit_handler *************************************************************
1905
1906    The exit_handler function is called upon program termination.
1907
1908    ATTENTION: Don't free system resources here! Some threads may still
1909    be running as this is called from VMRuntime.exit(). The OS does the
1910    cleanup for us.
1911
1912 *******************************************************************************/
1913
1914 void vm_exit_handler(void)
1915 {
1916 #if !defined(NDEBUG)
1917         if (showmethods)
1918                 class_showmethods(mainclass);
1919
1920         if (showconstantpool)
1921                 class_showconstantpool(mainclass);
1922
1923         if (showutf)
1924                 utf_show();
1925
1926 # if defined(ENABLE_PROFILING)
1927         if (opt_prof)
1928                 profile_printstats();
1929 # endif
1930 #endif /* !defined(NDEBUG) */
1931
1932 #if defined(ENABLE_RT_TIMING)
1933         rt_timing_print_time_stats(stderr);
1934 #endif
1935
1936 #if defined(ENABLE_CYCLES_STATS)
1937         builtin_print_cycles_stats(stderr);
1938         stacktrace_print_cycles_stats(stderr);
1939 #endif
1940
1941         if (opt_verbose
1942 #if defined(ENABLE_STATISTICS)
1943                 || opt_getcompilingtime || opt_stat
1944 #endif
1945            )
1946         {
1947                 log_text("CACAO terminated");
1948
1949 #if defined(ENABLE_STATISTICS)
1950                 if (opt_stat) {
1951                         print_stats();
1952 #ifdef TYPECHECK_STATISTICS
1953                         typecheck_print_statistics(get_logfile());
1954 #endif
1955                 }
1956
1957                 if (opt_getcompilingtime)
1958                         print_times();
1959 #endif /* defined(ENABLE_STATISTICS) */
1960         }
1961         /* vm_print_profile(stderr);*/
1962 }
1963
1964
1965 /* vm_abort ********************************************************************
1966
1967    Prints an error message and aborts the VM.
1968
1969 *******************************************************************************/
1970
1971 void vm_abort(const char *text, ...)
1972 {
1973         va_list ap;
1974
1975         /* print the log message */
1976
1977         log_start();
1978
1979         va_start(ap, text);
1980         log_vprint(text, ap);
1981         va_end(ap);
1982
1983         log_finish();
1984
1985         /* now abort the VM */
1986
1987         abort();
1988 }
1989
1990
1991 /* vm_get_mainclass_from_jar ***************************************************
1992
1993    Gets the name of the main class from a JAR's manifest file.
1994
1995 *******************************************************************************/
1996
1997 static char *vm_get_mainclass_from_jar(char *mainstring)
1998 {
1999         classinfo     *c;
2000         java_handle_t *o;
2001         methodinfo    *m;
2002         java_handle_t *s;
2003
2004         c = load_class_from_sysloader(utf_new_char("java/util/jar/JarFile"));
2005
2006         if (c == NULL) {
2007                 exceptions_print_stacktrace();
2008                 return NULL;
2009         }
2010
2011         /* create JarFile object */
2012
2013         o = builtin_new(c);
2014
2015         if (o == NULL) {
2016                 exceptions_print_stacktrace();
2017                 return NULL;
2018         }
2019
2020         m = class_resolveclassmethod(c,
2021                                                                  utf_init,
2022                                                                  utf_java_lang_String__void,
2023                                                                  class_java_lang_Object,
2024                                                                  true);
2025
2026         if (m == NULL) {
2027                 exceptions_print_stacktrace();
2028                 return NULL;
2029         }
2030
2031         s = javastring_new_from_ascii(mainstring);
2032
2033         (void) vm_call_method(m, o, s);
2034
2035         if (exceptions_get_exception()) {
2036                 exceptions_print_stacktrace();
2037                 return NULL;
2038         }
2039
2040         /* get manifest object */
2041
2042         m = class_resolveclassmethod(c,
2043                                                                  utf_new_char("getManifest"),
2044                                                                  utf_new_char("()Ljava/util/jar/Manifest;"),
2045                                                                  class_java_lang_Object,
2046                                                                  true);
2047
2048         if (m == NULL) {
2049                 exceptions_print_stacktrace();
2050                 return NULL;
2051         }
2052
2053         o = vm_call_method(m, o);
2054
2055         if (o == NULL) {
2056                 fprintf(stderr, "Could not get manifest from %s (invalid or corrupt jarfile?)\n", mainstring);
2057                 return NULL;
2058         }
2059
2060
2061         /* get Main Attributes */
2062
2063         m = class_resolveclassmethod(o->vftbl->class,
2064                                                                  utf_new_char("getMainAttributes"),
2065                                                                  utf_new_char("()Ljava/util/jar/Attributes;"),
2066                                                                  class_java_lang_Object,
2067                                                                  true);
2068
2069         if (m == NULL) {
2070                 exceptions_print_stacktrace();
2071                 return NULL;
2072         }
2073
2074         o = vm_call_method(m, o);
2075
2076         if (o == NULL) {
2077                 fprintf(stderr, "Could not get main attributes from %s (invalid or corrupt jarfile?)\n", mainstring);
2078                 return NULL;
2079         }
2080
2081
2082         /* get property Main-Class */
2083
2084         m = class_resolveclassmethod(o->vftbl->class,
2085                                                                  utf_new_char("getValue"),
2086                                                                  utf_new_char("(Ljava/lang/String;)Ljava/lang/String;"),
2087                                                                  class_java_lang_Object,
2088                                                                  true);
2089
2090         if (m == NULL) {
2091                 exceptions_print_stacktrace();
2092                 return NULL;
2093         }
2094
2095         s = javastring_new_from_ascii("Main-Class");
2096
2097         o = vm_call_method(m, o, s);
2098
2099         if (o == NULL) {
2100                 exceptions_print_stacktrace();
2101                 return NULL;
2102         }
2103
2104         return javastring_tochar(o);
2105 }
2106
2107
2108 /* vm_compile_all **************************************************************
2109
2110    Compile all methods found in the bootclasspath.
2111
2112 *******************************************************************************/
2113
2114 #if !defined(NDEBUG)
2115 static void vm_compile_all(void)
2116 {
2117         classinfo              *c;
2118         methodinfo             *m;
2119         u4                      slot;
2120         classcache_name_entry  *nmen;
2121         classcache_class_entry *clsen;
2122         s4                      i;
2123
2124         /* create all classes found in the bootclasspath */
2125         /* XXX currently only works with zip/jar's */
2126
2127         loader_load_all_classes();
2128
2129         /* link all classes */
2130
2131         for (slot = 0; slot < hashtable_classcache.size; slot++) {
2132                 nmen = (classcache_name_entry *) hashtable_classcache.ptr[slot];
2133
2134                 for (; nmen; nmen = nmen->hashlink) {
2135                         /* iterate over all class entries */
2136
2137                         for (clsen = nmen->classes; clsen; clsen = clsen->next) {
2138                                 c = clsen->classobj;
2139
2140                                 if (c == NULL)
2141                                         continue;
2142
2143                                 if (!(c->state & CLASS_LINKED)) {
2144                                         if (!link_class(c)) {
2145                                                 fprintf(stderr, "Error linking: ");
2146                                                 utf_fprint_printable_ascii_classname(stderr, c->name);
2147                                                 fprintf(stderr, "\n");
2148
2149                                                 /* print out exception and cause */
2150
2151                                                 exceptions_print_current_exception();
2152
2153                                                 /* goto next class */
2154
2155                                                 continue;
2156                                         }
2157                                 }
2158
2159                                 /* compile all class methods */
2160
2161                                 for (i = 0; i < c->methodscount; i++) {
2162                                         m = &(c->methods[i]);
2163
2164                                         if (m->jcode != NULL) {
2165                                                 if (!jit_compile(m)) {
2166                                                         fprintf(stderr, "Error compiling: ");
2167                                                         utf_fprint_printable_ascii_classname(stderr, c->name);
2168                                                         fprintf(stderr, ".");
2169                                                         utf_fprint_printable_ascii(stderr, m->name);
2170                                                         utf_fprint_printable_ascii(stderr, m->descriptor);
2171                                                         fprintf(stderr, "\n");
2172
2173                                                         /* print out exception and cause */
2174
2175                                                         exceptions_print_current_exception();
2176                                                 }
2177                                         }
2178                                 }
2179                         }
2180                 }
2181         }
2182 }
2183 #endif /* !defined(NDEBUG) */
2184
2185
2186 /* vm_compile_method ***********************************************************
2187
2188    Compile a specific method.
2189
2190 *******************************************************************************/
2191
2192 #if !defined(NDEBUG)
2193 static void vm_compile_method(void)
2194 {
2195         methodinfo *m;
2196
2197         /* create, load and link the main class */
2198
2199         mainclass = load_class_bootstrap(utf_new_char(mainstring));
2200
2201         if (mainclass == NULL)
2202                 exceptions_print_stacktrace();
2203
2204         if (!link_class(mainclass))
2205                 exceptions_print_stacktrace();
2206
2207         if (opt_signature != NULL) {
2208                 m = class_resolveclassmethod(mainclass,
2209                                                                          utf_new_char(opt_method),
2210                                                                          utf_new_char(opt_signature),
2211                                                                          mainclass,
2212                                                                          false);
2213         }
2214         else {
2215                 m = class_resolveclassmethod(mainclass,
2216                                                                          utf_new_char(opt_method),
2217                                                                          NULL,
2218                                                                          mainclass,
2219                                                                          false);
2220         }
2221
2222         if (m == NULL)
2223                 vm_abort("vm_compile_method: java.lang.NoSuchMethodException: %s.%s",
2224                                  opt_method, opt_signature ? opt_signature : "");
2225
2226         jit_compile(m);
2227 }
2228 #endif /* !defined(NDEBUG) */
2229
2230
2231 /* vm_array_store_int **********************************************************
2232
2233    Helper function to store an integer into the argument array, taking
2234    care of architecture specific issues.
2235
2236 *******************************************************************************/
2237
2238 static void vm_array_store_int(uint64_t *array, paramdesc *pd, int32_t value)
2239 {
2240         int32_t index;
2241
2242         if (!pd->inmemory) {
2243                 index        = pd->index;
2244                 array[index] = (int64_t) value;
2245         }
2246         else {
2247                 index        = ARG_CNT + pd->index;
2248 #if SIZEOF_VOID_P == 8
2249                 array[index] = (int64_t) value;
2250 #else
2251 # if WORDS_BIGENDIAN == 1
2252                 array[index] = ((int64_t) value) << 32;
2253 # else
2254                 array[index] = (int64_t) value;
2255 # endif
2256 #endif
2257         }
2258 }
2259
2260
2261 /* vm_array_store_lng **********************************************************
2262
2263    Helper function to store a long into the argument array, taking
2264    care of architecture specific issues.
2265
2266 *******************************************************************************/
2267
2268 static void vm_array_store_lng(uint64_t *array, paramdesc *pd, int64_t value)
2269 {
2270         int32_t index;
2271
2272 #if SIZEOF_VOID_P == 8
2273         if (!pd->inmemory)
2274                 index = pd->index;
2275         else
2276                 index = ARG_CNT + pd->index;
2277
2278         array[index] = value;
2279 #else
2280         if (!pd->inmemory) {
2281                 /* move low and high 32-bits into it's own argument slot */
2282
2283                 index        = GET_LOW_REG(pd->index);
2284                 array[index] = value & 0x00000000ffffffff;
2285
2286                 index        = GET_HIGH_REG(pd->index);
2287                 array[index] = value >> 32;
2288         }
2289         else {
2290                 index        = ARG_CNT + pd->index;
2291                 array[index] = value;
2292         }
2293 #endif
2294 }
2295
2296
2297 /* vm_array_store_flt **********************************************************
2298
2299    Helper function to store a float into the argument array, taking
2300    care of architecture specific issues.
2301
2302 *******************************************************************************/
2303
2304 static void vm_array_store_flt(uint64_t *array, paramdesc *pd, uint64_t value)
2305 {
2306         int32_t index;
2307
2308         if (!pd->inmemory) {
2309 #if defined(SUPPORT_PASS_FLOATARGS_IN_INTREGS)
2310                 index        = pd->index;
2311 #else
2312                 index        = INT_ARG_CNT + pd->index;
2313 #endif
2314 #if WORDS_BIGENDIAN == 1 && !defined(__POWERPC__) && !defined(__POWERPC64__) && !defined(__S390__)
2315                 array[index] = value >> 32;
2316 #else
2317                 array[index] = value;
2318 #endif
2319         }
2320         else {
2321                 index        = ARG_CNT + pd->index;
2322 #if defined(__SPARC_64__)
2323                 array[index] = value >> 32;
2324 #else
2325                 array[index] = value;
2326 #endif
2327         }
2328 }
2329
2330
2331 /* vm_array_store_dbl **********************************************************
2332
2333    Helper function to store a double into the argument array, taking
2334    care of architecture specific issues.
2335
2336 *******************************************************************************/
2337
2338 static void vm_array_store_dbl(uint64_t *array, paramdesc *pd, uint64_t value)
2339 {
2340         int32_t index;
2341
2342         if (!pd->inmemory) {
2343 #if SIZEOF_VOID_P != 8 && defined(SUPPORT_PASS_FLOATARGS_IN_INTREGS)
2344                 index        = GET_LOW_REG(pd->index);
2345                 array[index] = value & 0x00000000ffffffff;
2346
2347                 index        = GET_HIGH_REG(pd->index);
2348                 array[index] = value >> 32;
2349 #else
2350                 index        = INT_ARG_CNT + pd->index;
2351                 array[index] = value;
2352 #endif
2353         }
2354         else {
2355                 index        = ARG_CNT + pd->index;
2356                 array[index] = value;
2357         }
2358 }
2359
2360
2361 /* vm_array_store_adr **********************************************************
2362
2363    Helper function to store an address into the argument array, taking
2364    care of architecture specific issues.
2365
2366 *******************************************************************************/
2367
2368 static void vm_array_store_adr(uint64_t *array, paramdesc *pd, void *value)
2369 {
2370         int32_t index;
2371
2372         if (!pd->inmemory) {
2373 #if defined(HAS_ADDRESS_REGISTER_FILE)
2374                 /* When the architecture has address registers, place them
2375                    after integer and float registers. */
2376
2377                 index        = INT_ARG_CNT + FLT_ARG_CNT + pd->index;
2378 #else
2379                 index        = pd->index;
2380 #endif
2381                 array[index] = (uint64_t) (intptr_t) value;
2382         }
2383         else {
2384                 index        = ARG_CNT + pd->index;
2385 #if SIZEOF_VOID_P == 8
2386                 array[index] = (uint64_t) (intptr_t) value;
2387 #else
2388 # if WORDS_BIGENDIAN == 1
2389                 array[index] = ((uint64_t) (intptr_t) value) << 32;
2390 # else
2391                 array[index] = (uint64_t) (intptr_t) value;
2392 # endif
2393 #endif
2394         }
2395 }
2396
2397
2398 /* vm_array_from_valist ********************************************************
2399
2400    XXX
2401
2402 *******************************************************************************/
2403
2404 uint64_t *vm_array_from_valist(methodinfo *m, java_object_t *o, va_list ap)
2405 {
2406         methoddesc *md;
2407         paramdesc  *pd;
2408         typedesc   *td;
2409         uint64_t   *array;
2410         int32_t     i;
2411         imm_union   value;
2412
2413         /* get the descriptors */
2414
2415         md = m->parseddesc;
2416         pd = md->params;
2417         td = md->paramtypes;
2418
2419         /* allocate argument array */
2420
2421         array = DMNEW(uint64_t, INT_ARG_CNT + FLT_ARG_CNT + md->memuse);
2422
2423         /* if method is non-static fill first block and skip `this' pointer */
2424
2425         i = 0;
2426
2427         if (o != NULL) {
2428                 /* the `this' pointer */
2429                 vm_array_store_adr(array, pd, o);
2430
2431                 pd++;
2432                 td++;
2433                 i++;
2434         }
2435
2436         for (; i < md->paramcount; i++, pd++, td++) {
2437                 switch (td->type) {
2438                 case TYPE_INT:
2439                         value.i = va_arg(ap, int32_t);
2440                         vm_array_store_int(array, pd, value.i);
2441                         break;
2442
2443                 case TYPE_LNG:
2444                         value.l = va_arg(ap, int64_t);
2445                         vm_array_store_lng(array, pd, value.l);
2446                         break;
2447
2448                 case TYPE_FLT:
2449 #if defined(__ALPHA__) || defined(__POWERPC__) || defined(__POWERPC64__)
2450                         /* This is required to load the correct float value in
2451                            assembler code. */
2452
2453                         value.d = (double) va_arg(ap, double);
2454 #else
2455                         value.f = (float) va_arg(ap, double);
2456 #endif
2457                         vm_array_store_flt(array, pd, value.l);
2458                         break;
2459
2460                 case TYPE_DBL:
2461                         value.d = va_arg(ap, double);
2462                         vm_array_store_dbl(array, pd, value.l);
2463                         break;
2464
2465                 case TYPE_ADR:
2466                         value.a = va_arg(ap, void*);
2467                         vm_array_store_adr(array, pd, value.a);
2468                         break;
2469                 }
2470         }
2471
2472         return array;
2473 }
2474
2475
2476 /* vm_array_from_jvalue ********************************************************
2477
2478    XXX
2479
2480 *******************************************************************************/
2481
2482 static uint64_t *vm_array_from_jvalue(methodinfo *m, java_object_t *o,
2483                                                                           const jvalue *args)
2484 {
2485         methoddesc *md;
2486         paramdesc  *pd;
2487         typedesc   *td;
2488         uint64_t   *array;
2489         int32_t     i;
2490         int32_t     j;
2491
2492         /* get the descriptors */
2493
2494         md = m->parseddesc;
2495         pd = md->params;
2496         td = md->paramtypes;
2497
2498         /* allocate argument array */
2499
2500 #if defined(HAS_ADDRESS_REGISTER_FILE)
2501         array = DMNEW(uint64_t, INT_ARG_CNT + FLT_ARG_CNT + ADR_ARG_CNT + md->memuse);
2502 #else
2503         array = DMNEW(uint64_t, INT_ARG_CNT + FLT_ARG_CNT + md->memuse);
2504 #endif
2505
2506         /* if method is non-static fill first block and skip `this' pointer */
2507
2508         i = 0;
2509
2510         if (o != NULL) {
2511                 /* the `this' pointer */
2512                 vm_array_store_adr(array, pd, o);
2513
2514                 pd++;
2515                 td++;
2516                 i++;
2517         }
2518
2519         for (j = 0; i < md->paramcount; i++, j++, pd++, td++) {
2520                 switch (td->decltype) {
2521                 case TYPE_INT:
2522                         vm_array_store_int(array, pd, args[j].i);
2523                         break;
2524
2525                 case TYPE_LNG:
2526                         vm_array_store_lng(array, pd, args[j].j);
2527                         break;
2528
2529                 case TYPE_FLT:
2530                         vm_array_store_flt(array, pd, args[j].j);
2531                         break;
2532
2533                 case TYPE_DBL:
2534                         vm_array_store_dbl(array, pd, args[j].j);
2535                         break;
2536
2537                 case TYPE_ADR:
2538                         vm_array_store_adr(array, pd, args[j].l);
2539                         break;
2540                 }
2541         }
2542
2543         return array;
2544 }
2545
2546
2547 /* vm_array_from_objectarray ***************************************************
2548
2549    XXX
2550
2551 *******************************************************************************/
2552
2553 uint64_t *vm_array_from_objectarray(methodinfo *m, java_object_t *o,
2554                                                                         java_handle_objectarray_t *params)
2555 {
2556         methoddesc    *md;
2557         paramdesc     *pd;
2558         typedesc      *td;
2559         uint64_t      *array;
2560         java_handle_t *param;
2561         classinfo     *c;
2562         int            type;
2563         int32_t        i;
2564         int32_t        j;
2565         imm_union      value;
2566
2567         /* get the descriptors */
2568
2569         md = m->parseddesc;
2570         pd = md->params;
2571         td = md->paramtypes;
2572
2573         /* allocate argument array */
2574
2575         array = DMNEW(uint64_t, INT_ARG_CNT + FLT_ARG_CNT + md->memuse);
2576
2577         /* if method is non-static fill first block and skip `this' pointer */
2578
2579         i = 0;
2580
2581         if (o != NULL) {
2582                 /* this pointer */
2583                 vm_array_store_adr(array, pd, o);
2584
2585                 pd++;
2586                 td++;
2587                 i++;
2588         }
2589
2590         for (j = 0; i < md->paramcount; i++, j++, pd++, td++) {
2591                 LLNI_objectarray_element_get(params, j, param);
2592
2593                 switch (td->type) {
2594                 case TYPE_INT:
2595                         if (param == NULL)
2596                                 goto illegal_arg;
2597
2598                         /* convert the value according to its declared type */
2599
2600                         c    = param->vftbl->class;
2601                         type = primitive_type_get_by_wrapperclass(c);
2602
2603                         switch (td->decltype) {
2604                         case PRIMITIVETYPE_BOOLEAN:
2605                                 switch (type) {
2606                                 case PRIMITIVETYPE_BOOLEAN:
2607                                         /* This type is OK. */
2608                                         break;
2609                                 default:
2610                                         goto illegal_arg;
2611                                 }
2612                                 break;
2613
2614                         case PRIMITIVETYPE_BYTE:
2615                                 switch (type) {
2616                                 case PRIMITIVETYPE_BYTE:
2617                                         /* This type is OK. */
2618                                         break;
2619                                 default:
2620                                         goto illegal_arg;
2621                                 }
2622                                 break;
2623
2624                         case PRIMITIVETYPE_CHAR:
2625                                 switch (type) {
2626                                 case PRIMITIVETYPE_CHAR:
2627                                         /* This type is OK. */
2628                                         break;
2629                                 default:
2630                                         goto illegal_arg;
2631                                 }
2632                                 break;
2633
2634                         case PRIMITIVETYPE_SHORT:
2635                                 switch (type) {
2636                                 case PRIMITIVETYPE_BYTE:
2637                                 case PRIMITIVETYPE_SHORT:
2638                                         /* These types are OK. */
2639                                         break;
2640                                 default:
2641                                         goto illegal_arg;
2642                                 }
2643                                 break;
2644
2645                         case PRIMITIVETYPE_INT:
2646                                 switch (type) {
2647                                 case PRIMITIVETYPE_BYTE:
2648                                 case PRIMITIVETYPE_SHORT:
2649                                 case PRIMITIVETYPE_INT:
2650                                         /* These types are OK. */
2651                                         break;
2652                                 default:
2653                                         goto illegal_arg;
2654                                 }
2655                                 break;
2656
2657                         default:
2658                                 vm_abort("vm_array_from_objectarray: invalid type %d",
2659                                                  td->decltype);
2660                         }
2661
2662                         value = primitive_unbox(param);
2663                         vm_array_store_int(array, pd, value.i);
2664                         break;
2665
2666                 case TYPE_LNG:
2667                         if (param == NULL)
2668                                 goto illegal_arg;
2669
2670                         c    = param->vftbl->class;
2671                         type = primitive_type_get_by_wrapperclass(c);
2672
2673                         assert(td->decltype == PRIMITIVETYPE_LONG);
2674
2675                         switch (type) {
2676                         case PRIMITIVETYPE_BYTE:
2677                         case PRIMITIVETYPE_SHORT:
2678                         case PRIMITIVETYPE_INT:
2679                         case PRIMITIVETYPE_LONG:
2680                                 /* These types are OK. */
2681                                 break;
2682                         default:
2683                                 goto illegal_arg;
2684                         }
2685
2686                         value = primitive_unbox(param);
2687                         vm_array_store_lng(array, pd, value.l);
2688                         break;
2689
2690                 case TYPE_FLT:
2691                         if (param == NULL)
2692                                 goto illegal_arg;
2693
2694                         c    = param->vftbl->class;
2695                         type = primitive_type_get_by_wrapperclass(c);
2696
2697                         assert(td->decltype == PRIMITIVETYPE_FLOAT);
2698
2699                         switch (type) {
2700                         case PRIMITIVETYPE_FLOAT:
2701                                 /* This type is OK. */
2702                                 break;
2703                         default:
2704                                 goto illegal_arg;
2705                         }
2706
2707                         value = primitive_unbox(param);
2708                         vm_array_store_flt(array, pd, value.l);
2709                         break;
2710
2711                 case TYPE_DBL:
2712                         if (param == NULL)
2713                                 goto illegal_arg;
2714
2715                         c    = param->vftbl->class;
2716                         type = primitive_type_get_by_wrapperclass(c);
2717
2718                         assert(td->decltype == PRIMITIVETYPE_DOUBLE);
2719
2720                         switch (type) {
2721                         case PRIMITIVETYPE_FLOAT:
2722                         case PRIMITIVETYPE_DOUBLE:
2723                                 /* These types are OK. */
2724                                 break;
2725                         default:
2726                                 goto illegal_arg;
2727                         }
2728
2729                         value = primitive_unbox(param);
2730                         vm_array_store_dbl(array, pd, value.l);
2731                         break;
2732
2733                 case TYPE_ADR:
2734                         if (!resolve_class_from_typedesc(td, true, true, &c))
2735                                 return false;
2736
2737                         if (param != NULL) {
2738                                 if (td->arraydim > 0) {
2739                                         if (!builtin_arrayinstanceof(param, c))
2740                                                 goto illegal_arg;
2741                                 }
2742                                 else {
2743                                         if (!builtin_instanceof(param, c))
2744                                                 goto illegal_arg;
2745                                 }
2746                         }
2747
2748                         vm_array_store_adr(array, pd, param);
2749                         break;
2750
2751                 default:
2752                         vm_abort("vm_array_from_objectarray: invalid type %d", td->type);
2753                 }
2754         }
2755
2756         return array;
2757
2758 illegal_arg:
2759         exceptions_throw_illegalargumentexception();
2760         return NULL;
2761 }
2762
2763
2764 /* vm_call_method **************************************************************
2765
2766    Calls a Java method with a variable number of arguments.
2767
2768 *******************************************************************************/
2769
2770 #define VM_CALL_METHOD(name, type)                                  \
2771 type vm_call_method##name(methodinfo *m, java_handle_t *o, ...)     \
2772 {                                                                   \
2773         va_list ap;                                                     \
2774         type    value;                                                  \
2775                                                                     \
2776         va_start(ap, o);                                                \
2777         value = vm_call_method##name##_valist(m, o, ap);                \
2778         va_end(ap);                                                     \
2779                                                                     \
2780         return value;                                                   \
2781 }
2782
2783 VM_CALL_METHOD(,        java_handle_t *)
2784 VM_CALL_METHOD(_int,    int32_t)
2785 VM_CALL_METHOD(_long,   int64_t)
2786 VM_CALL_METHOD(_float,  float)
2787 VM_CALL_METHOD(_double, double)
2788
2789
2790 /* vm_call_method_valist *******************************************************
2791
2792    Calls a Java method with a variable number of arguments, passed via
2793    a va_list.
2794
2795 *******************************************************************************/
2796
2797 #define VM_CALL_METHOD_VALIST(name, type)                               \
2798 type vm_call_method##name##_valist(methodinfo *m, java_handle_t *o,     \
2799                                                                    va_list ap)                          \
2800 {                                                                       \
2801         int32_t   dumpsize;                                                 \
2802         uint64_t *array;                                                    \
2803         type      value;                                                    \
2804                                                                         \
2805         dumpsize = dump_size();                                             \
2806         array = vm_array_from_valist(m, o, ap);                             \
2807         value = vm_call##name##_array(m, array);                            \
2808         dump_release(dumpsize);                                             \
2809                                                                         \
2810         return value;                                                       \
2811 }
2812
2813 VM_CALL_METHOD_VALIST(,        java_handle_t *)
2814 VM_CALL_METHOD_VALIST(_int,    int32_t)
2815 VM_CALL_METHOD_VALIST(_long,   int64_t)
2816 VM_CALL_METHOD_VALIST(_float,  float)
2817 VM_CALL_METHOD_VALIST(_double, double)
2818
2819
2820 /* vm_call_method_jvalue *******************************************************
2821
2822    Calls a Java method with a variable number of arguments, passed via
2823    a jvalue array.
2824
2825 *******************************************************************************/
2826
2827 #define VM_CALL_METHOD_JVALUE(name, type)                               \
2828 type vm_call_method##name##_jvalue(methodinfo *m, java_handle_t *o,     \
2829                                                            const jvalue *args)                  \
2830 {                                                                       \
2831         int32_t   dumpsize;                                                 \
2832         uint64_t *array;                                                    \
2833         type      value;                                                    \
2834                                                                         \
2835         dumpsize = dump_size();                                             \
2836         array = vm_array_from_jvalue(m, o, args);                           \
2837         value = vm_call##name##_array(m, array);                            \
2838         dump_release(dumpsize);                                             \
2839                                                                         \
2840         return value;                                                       \
2841 }
2842
2843 VM_CALL_METHOD_JVALUE(,        java_handle_t *)
2844 VM_CALL_METHOD_JVALUE(_int,    int32_t)
2845 VM_CALL_METHOD_JVALUE(_long,   int64_t)
2846 VM_CALL_METHOD_JVALUE(_float,  float)
2847 VM_CALL_METHOD_JVALUE(_double, double)
2848
2849
2850 /* vm_call_array ***************************************************************
2851
2852    Calls a Java method with a variable number of arguments, passed via
2853    an argument array.
2854
2855 *******************************************************************************/
2856
2857 #define VM_CALL_ARRAY(name, type)                            \
2858 type vm_call##name##_array(methodinfo *m, uint64_t *array)   \
2859 {                                                            \
2860         methoddesc *md;                                          \
2861         void       *pv;                                          \
2862         type        value;                                       \
2863                                                              \
2864         md = m->parseddesc;                                      \
2865                                                              \
2866         if (m->code == NULL)                                     \
2867                 if (!jit_compile(m))                                 \
2868                         return 0;                                        \
2869                                                              \
2870     pv = m->code->entrypoint;                                \
2871                                                              \
2872         STATISTICS(count_calls_native_to_java++);                \
2873                                                              \
2874         value = asm_vm_call_method##name(pv, array, md->memuse); \
2875                                                              \
2876         return value;                                            \
2877 }
2878
2879 VM_CALL_ARRAY(,        java_handle_t *)
2880 VM_CALL_ARRAY(_int,    int32_t)
2881 VM_CALL_ARRAY(_long,   int64_t)
2882 VM_CALL_ARRAY(_float,  float)
2883 VM_CALL_ARRAY(_double, double)
2884
2885
2886 /*
2887  * These are local overrides for various environment variables in Emacs.
2888  * Please do not remove this and leave it at the end of the file, where
2889  * Emacs will automagically detect them.
2890  * ---------------------------------------------------------------------
2891  * Local variables:
2892  * mode: c
2893  * indent-tabs-mode: t
2894  * c-basic-offset: 4
2895  * tab-width: 4
2896  * End:
2897  */