1 /* src/vm/vm.cpp - VM startup and shutdown functions
3 Copyright (C) 1996-2005, 2006, 2007, 2008
4 CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
6 This file is part of CACAO.
8 This program is free software; you can redistribute it and/or
9 modify it under the terms of the GNU General Public License as
10 published by the Free Software Foundation; either version 2, or (at
11 your option) any later version.
13 This program is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
41 #include "vm/jit/abi-asm.h"
43 #include "mm/codememory.h"
45 #include "mm/memory.h"
47 #include "native/jni.hpp"
48 #include "native/llni.h"
49 #include "native/localref.h"
50 #include "native/native.h"
52 #include "native/vm/nativevm.h"
54 #include "threads/lock-common.h"
55 #include "threads/threadlist.h"
56 #include "threads/thread.hpp"
58 #include "toolbox/logging.h"
62 #if defined(ENABLE_ASSERTION)
63 #include "vm/assertion.h"
66 #include "vm/builtin.h"
67 #include "vm/classcache.h"
68 #include "vm/exceptions.hpp"
69 #include "vm/finalizer.h"
70 #include "vm/global.h"
71 #include "vm/globals.hpp"
72 #include "vm/initialize.h"
73 #include "vm/options.h"
75 #include "vm/package.hpp"
76 #include "vm/primitive.hpp"
77 #include "vm/properties.h"
78 #include "vm/signallocal.h"
79 #include "vm/statistics.h"
80 #include "vm/string.hpp"
84 #include "vm/jit/argument.h"
85 #include "vm/jit/asmpart.h"
86 #include "vm/jit/code.h"
88 #if defined(ENABLE_DISASSEMBLER)
89 # include "vm/jit/disass.h"
92 #include "vm/jit/jit.h"
93 #include "vm/jit/methodtree.h"
95 #if defined(ENABLE_PROFILING)
96 # include "vm/jit/optimizing/profile.h"
99 #include "vm/jit/optimizing/recompile.h"
101 #if defined(ENABLE_PYTHON)
102 # include "vm/jit/python.h"
105 #include "vm/jit/trap.h"
107 #if defined(ENABLE_JVMTI)
108 # include "native/jvmti/cacaodbg.h"
111 #if defined(ENABLE_VMLOG)
112 #include <vmlog_cacao.h>
117 * This is _the_ VM instance.
122 /* global variables ***********************************************************/
124 s4 vms = 0; /* number of VMs created */
126 static classinfo *mainclass = NULL;
128 #if defined(ENABLE_INTRP)
129 u1 *intrp_main_stack = NULL;
133 /* define heap sizes **********************************************************/
135 #define HEAP_MAXSIZE 128 * 1024 * 1024 /* default 128MB */
136 #define HEAP_STARTSIZE 2 * 1024 * 1024 /* default 2MB */
137 #define STACK_SIZE 128 * 1024 /* default 64kB */
140 /* define command line options ************************************************/
174 /* Java non-standard options */
185 #if defined(ENABLE_PROFILING)
198 #if defined(ENABLE_STATISTICS)
215 #if defined(ENABLE_VERIFIER)
217 #if defined(TYPECHECK_VERBOSE)
220 #endif /* defined(ENABLE_VERIFIER) */
222 /* optimization options */
224 #if defined(ENABLE_LOOP)
228 #if defined(ENABLE_IFCONV)
232 #if defined(ENABLE_LSRA) || defined(ENABLE_SSA)
236 #if defined(ENABLE_INTRP)
237 /* interpreter options */
256 #if defined(ENABLE_DEBUG_FILTER)
257 OPT_FILTER_VERBOSECALL_INCLUDE,
258 OPT_FILTER_VERBOSECALL_EXCLUDE,
259 OPT_FILTER_SHOW_METHOD,
266 opt_struct opts[] = {
267 { "foo", false, OPT_FOO },
271 { "jar", false, OPT_JAR },
273 { "d32", false, OPT_D32 },
274 { "d64", false, OPT_D64 },
275 { "client", false, OPT_IGNORE },
276 { "server", false, OPT_IGNORE },
277 { "jvm", false, OPT_IGNORE },
278 { "hotspot", false, OPT_IGNORE },
280 { "classpath", true, OPT_CLASSPATH },
281 { "cp", true, OPT_CLASSPATH },
282 { "D", true, OPT_D },
283 { "version", false, OPT_VERSION },
284 { "showversion", false, OPT_SHOWVERSION },
285 { "fullversion", false, OPT_FULLVERSION },
286 { "help", false, OPT_HELP },
287 { "?", false, OPT_HELP },
288 { "X", false, OPT_X },
289 { "XX:", true, OPT_XX },
291 { "ea:", true, OPT_EA },
292 { "da:", true, OPT_DA },
293 { "ea", false, OPT_EA_NOARG },
294 { "da", false, OPT_DA_NOARG },
296 { "enableassertions:", true, OPT_EA },
297 { "disableassertions:", true, OPT_DA },
298 { "enableassertions", false, OPT_EA_NOARG },
299 { "disableassertions", false, OPT_DA_NOARG },
301 { "esa", false, OPT_ESA },
302 { "enablesystemassertions", false, OPT_ESA },
303 { "dsa", false, OPT_DSA },
304 { "disablesystemassertions", false, OPT_DSA },
306 { "noasyncgc", false, OPT_IGNORE },
307 #if defined(ENABLE_VERIFIER)
308 { "noverify", false, OPT_NOVERIFY },
309 { "Xverify:none", false, OPT_NOVERIFY },
311 { "v", false, OPT_VERBOSE1 },
312 { "verbose:", true, OPT_VERBOSE },
314 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
315 { "verbosetc", false, OPT_VERBOSETC },
317 #if defined(__ALPHA__)
318 { "noieee", false, OPT_NOIEEE },
320 #if defined(ENABLE_STATISTICS)
321 { "time", false, OPT_TIME },
322 { "stat", false, OPT_STAT },
324 { "log", true, OPT_LOG },
325 { "c", true, OPT_CHECK },
326 { "l", false, OPT_LOAD },
329 { "all", false, OPT_ALL },
330 { "sig", true, OPT_SIGNATURE },
333 #if defined(ENABLE_LOOP)
334 { "oloop", false, OPT_OLOOP },
336 #if defined(ENABLE_IFCONV)
337 { "ifconv", false, OPT_IFCONV },
339 #if defined(ENABLE_LSRA)
340 { "lsra", false, OPT_LSRA },
342 #if defined(ENABLE_SSA)
343 { "lsra", true, OPT_LSRA },
346 #if defined(ENABLE_INTRP)
347 /* interpreter options */
349 { "trace", false, OPT_TRACE },
350 { "static-supers", true, OPT_STATIC_SUPERS },
351 { "no-dynamic", false, OPT_NO_DYNAMIC },
352 { "no-replication", false, OPT_NO_REPLICATION },
353 { "no-quicksuper", false, OPT_NO_QUICKSUPER },
356 /* JVMTI Agent Command Line Options */
358 { "agentlib:", true, OPT_AGENTLIB },
359 { "agentpath:", true, OPT_AGENTPATH },
362 /* Java non-standard options */
364 { "Xjit", false, OPT_JIT },
365 { "Xint", false, OPT_INTRP },
366 { "Xbootclasspath:", true, OPT_BOOTCLASSPATH },
367 { "Xbootclasspath/a:", true, OPT_BOOTCLASSPATH_A },
368 { "Xbootclasspath/p:", true, OPT_BOOTCLASSPATH_P },
369 { "Xbootclasspath/c:", true, OPT_BOOTCLASSPATH_C },
372 { "Xdebug", false, OPT_DEBUG },
373 { "Xnoagent", false, OPT_NOAGENT },
374 { "Xrunjdwp", true, OPT_XRUNJDWP },
377 { "Xms", true, OPT_MS },
378 { "ms", true, OPT_MS },
379 { "Xmx", true, OPT_MX },
380 { "mx", true, OPT_MX },
381 { "Xss", true, OPT_SS },
382 { "ss", true, OPT_SS },
384 #if defined(ENABLE_PROFILING)
385 { "Xprof:", true, OPT_PROF_OPTION },
386 { "Xprof", false, OPT_PROF },
389 /* keep these at the end of the list */
392 { "m", true, OPT_METHOD },
395 { "s", true, OPT_SHOW },
396 { "debug-color", false, OPT_DEBUGCOLOR },
398 #if defined(ENABLE_DEBUG_FILTER)
399 { "XXfi", true, OPT_FILTER_VERBOSECALL_INCLUDE },
400 { "XXfx", true, OPT_FILTER_VERBOSECALL_EXCLUDE },
401 { "XXfm", true, OPT_FILTER_SHOW_METHOD },
408 /* usage ***********************************************************************
410 Prints the correct usage syntax to stdout.
412 *******************************************************************************/
416 puts("Usage: cacao [-options] classname [arguments]");
417 puts(" (to run a class file)");
418 puts(" or cacao [-options] -jar jarfile [arguments]");
419 puts(" (to run a standalone jar file)\n");
421 puts("where options include:");
422 puts(" -d32 use 32-bit data model if available");
423 puts(" -d64 use 64-bit data model if available");
424 puts(" -client compatibility (currently ignored)");
425 puts(" -server compatibility (currently ignored)");
426 puts(" -jvm compatibility (currently ignored)");
427 puts(" -hotspot compatibility (currently ignored)\n");
429 puts(" -cp <path> specify a path to look for classes");
430 puts(" -classpath <path> specify a path to look for classes");
431 puts(" -D<name>=<value> add an entry to the property list");
432 puts(" -verbose[:class|gc|jni] enable specific verbose output");
433 puts(" -version print product version and exit");
434 puts(" -fullversion print jpackage-compatible product version and exit");
435 puts(" -showversion print product version and continue");
436 puts(" -help, -? print this help message");
437 puts(" -X print help on non-standard Java options");
438 puts(" -XX print help on debugging options");
439 puts(" -ea[:<packagename>...|:<classname>]");
440 puts(" -enableassertions[:<packagename>...|:<classname>]");
441 puts(" enable assertions with specified granularity");
442 puts(" -da[:<packagename>...|:<classname>]");
443 puts(" -disableassertions[:<packagename>...|:<classname>]");
444 puts(" disable assertions with specified granularity");
445 puts(" -esa | -enablesystemassertions");
446 puts(" enable system assertions");
447 puts(" -dsa | -disablesystemassertions");
448 puts(" disable system assertions");
451 puts(" -agentlib:<agent-lib-name>=<options> library to load containg JVMTI agent");
452 puts (" for jdwp help use: -agentlib:jdwp=help");
453 puts(" -agentpath:<path-to-agent>=<options> path to library containg JVMTI agent");
456 /* exit with error code */
462 static void Xusage(void)
464 #if defined(ENABLE_JIT)
465 puts(" -Xjit JIT mode execution (default)");
467 #if defined(ENABLE_INTRP)
468 puts(" -Xint interpreter mode execution");
470 puts(" -Xbootclasspath:<zip/jar files and directories separated by :>");
471 puts(" value is set as bootstrap class path");
472 puts(" -Xbootclasspath/a:<zip/jar files and directories separated by :>");
473 puts(" value is appended to the bootstrap class path");
474 puts(" -Xbootclasspath/p:<zip/jar files and directories separated by :>");
475 puts(" value is prepended to the bootstrap class path");
476 puts(" -Xbootclasspath/c:<zip/jar files and directories separated by :>");
477 puts(" value is used as Java core library, but the");
478 puts(" hardcoded VM interface classes are prepended");
479 printf(" -Xms<size> set the initial size of the heap (default: %dMB)\n", HEAP_STARTSIZE / 1024 / 1024);
480 printf(" -Xmx<size> set the maximum size of the heap (default: %dMB)\n", HEAP_MAXSIZE / 1024 / 1024);
481 printf(" -Xss<size> set the thread stack size (default: %dkB)\n", STACK_SIZE / 1024);
483 #if defined(ENABLE_PROFILING)
484 puts(" -Xprof[:bb] collect and print profiling data");
487 #if defined(ENABLE_JVMTI)
488 /* -Xdebug option depend on gnu classpath JDWP options. options:
489 transport=dt_socket,address=<hostname:port>,server=(y|n),suspend(y|n) */
490 puts(" -Xdebug enable remote debugging\n");
491 puts(" -Xrunjdwp transport=[dt_socket|...],address=<hostname:port>,server=[y|n],suspend=[y|n]\n");
492 puts(" enable remote debugging\n");
495 /* exit with error code */
502 static void XXusage(void)
504 puts(" -v write state-information");
506 puts(" -verbose:jit enable specific verbose output");
507 puts(" -debug-color colored output for ANSI terms");
509 #ifdef TYPECHECK_VERBOSE
510 puts(" -verbosetc write debug messages while typechecking");
512 #if defined(__ALPHA__)
513 puts(" -noieee don't use ieee compliant arithmetic");
515 #if defined(ENABLE_VERIFIER)
516 puts(" -noverify don't verify classfiles");
518 #if defined(ENABLE_STATISTICS)
519 puts(" -time measure the runtime");
520 puts(" -stat detailed compiler statistics");
522 puts(" -log logfile specify a name for the logfile");
523 puts(" -c(heck)b(ounds) don't check array bounds");
524 puts(" s(ync) don't check for synchronization");
525 #if defined(ENABLE_LOOP)
526 puts(" -oloop optimize array accesses in loops");
528 puts(" -l don't start the class after loading");
530 puts(" -all compile all methods, no execution");
531 puts(" -m compile only a specific method");
532 puts(" -sig specify signature for a specific method");
535 puts(" -s... show...");
536 puts(" (c)onstants the constant pool");
537 puts(" (m)ethods class fields and methods");
538 puts(" (u)tf the utf - hash");
539 puts(" (i)ntermediate intermediate representation");
540 #if defined(ENABLE_DISASSEMBLER)
541 puts(" (a)ssembler disassembled listing");
542 puts(" n(o)ps show NOPs in disassembler output");
544 puts(" (d)atasegment data segment listing");
546 #if defined(ENABLE_IFCONV)
547 puts(" -ifconv use if-conversion");
549 #if defined(ENABLE_LSRA)
550 puts(" -lsra use linear scan register allocation");
552 #if defined(ENABLE_SSA)
553 puts(" -lsra:... use linear scan register allocation (with SSA)");
554 puts(" (d)ead code elimination");
555 puts(" (c)opy propagation");
557 #if defined(ENABLE_DEBUG_FILTER)
558 puts(" -XXfi <regex> begin of dynamic scope for verbosecall filter");
559 puts(" -XXfx <regex> end of dynamic scope for verbosecall filter");
560 puts(" -XXfm <regex> filter for show options");
562 /* exit with error code */
569 /* version *********************************************************************
571 Only prints cacao version information.
573 *******************************************************************************/
575 static void version(bool opt_exit)
577 puts("java version \""JAVA_VERSION"\"");
578 puts("CACAO version "VERSION"\n");
580 puts("Copyright (C) 1996-2005, 2006, 2007, 2008");
581 puts("CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO");
582 puts("This is free software; see the source for copying conditions. There is NO");
583 puts("warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.");
585 /* exit normally, if requested */
592 /* fullversion *****************************************************************
594 Prints a Sun compatible version information (required e.g. by
595 jpackage, www.jpackage.org).
597 *******************************************************************************/
599 static void fullversion(void)
601 puts("java full version \"cacao-"JAVA_VERSION"\"");
609 static void vm_printconfig(void)
611 puts("Configure/Build options:\n");
612 puts(" ./configure: "VERSION_CONFIGURE_ARGS"");
613 #if defined(__VERSION__)
614 puts(" CC : "VERSION_CC" ("__VERSION__")");
616 puts(" CC : "VERSION_CC"");
618 puts(" CFLAGS : "VERSION_CFLAGS"\n");
620 puts("Default variables:\n");
621 printf(" maximum heap size : %d\n", HEAP_MAXSIZE);
622 printf(" initial heap size : %d\n", HEAP_STARTSIZE);
623 printf(" stack size : %d\n", STACK_SIZE);
625 #if defined(ENABLE_JRE_LAYOUT)
626 /* When we're building with JRE-layout, the default paths are the
627 same as the runtime paths. */
629 # if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
630 puts(" gnu.classpath.boot.library.path: "JAVA_RUNTIME_LIBRARY_LIBDIR);
631 puts(" java.boot.class.path : "CACAO_VM_ZIP":"JAVA_RUNTIME_LIBRARY_CLASSES"");
632 # elif defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
633 puts(" sun.boot.library.path : "JAVA_RUNTIME_LIBRARY_LIBDIR);
634 puts(" java.boot.class.path : "JAVA_RUNTIME_LIBRARY_CLASSES);
640 puts("Runtime variables:\n");
641 printf(" maximum heap size : %d\n", opt_heapmaxsize);
642 printf(" initial heap size : %d\n", opt_heapstartsize);
643 printf(" stack size : %d\n", opt_stacksize);
645 #if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
646 printf(" gnu.classpath.boot.library.path: %s\n", properties_get("gnu.classpath.boot.library.path"));
647 #elif defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
648 printf(" sun.boot.library.path : %s\n", properties_get("sun.boot.library.path"));
651 printf(" java.boot.class.path : %s\n", properties_get("java.boot.class.path"));
652 printf(" java.class.path : %s\n", properties_get("java.class.path"));
656 /* forward declarations *******************************************************/
658 static char *vm_get_mainclass_from_jar(char *mainstring);
660 static void vm_compile_all(void);
661 static void vm_compile_method(char* mainname);
666 * Implementation for JNI_CreateJavaVM. This function creates a VM
673 * @return true on success, false otherwise.
675 bool VM::create(JavaVM** p_vm, void** p_env, void* vm_args)
677 JavaVMInitArgs* _vm_args;
679 // Get the arguments for the new JVM.
680 _vm_args = (JavaVMInitArgs *) vm_args;
682 // Instantiate a new VM.
684 _vm = new VM(_vm_args);
686 catch (std::exception e) {
687 // FIXME How can we delete the resources allocated?
688 // /* release allocated memory */
689 // FREE(env, _Jv_JNIEnv);
690 // FREE(vm, _Jv_JavaVM);
697 // Return the values.
699 *p_vm = _vm->get_javavm();
700 *p_env = _vm->get_jnienv();
707 * C wrapper for VM::create.
710 bool VM_create(JavaVM** p_vm, void** p_env, void* vm_args)
712 return VM::create(p_vm, p_env, vm_args);
720 VM::VM(JavaVMInitArgs* vm_args)
722 // Very first thing to do: we are initializing.
723 _initializing = true;
725 // Make ourself globally visible.
726 // XXX Is this a good idea?
729 /* create and fill a JavaVM structure */
731 _javavm = new JavaVM();
733 #if defined(ENABLE_JNI)
734 _javavm->functions = &_Jv_JNIInvokeInterface;
737 /* get the VM and Env tables (must be set before vm_create) */
738 /* XXX JVMTI Agents needs a JavaVM */
740 _jnienv = new JNIEnv();
742 #if defined(ENABLE_JNI)
743 _jnienv->functions = &_Jv_JNINativeInterface;
746 /* actually create the JVM */
750 char *boot_class_path;
756 #if defined(ENABLE_JVMTI)
758 char *libname, *agentarg;
759 bool jdwp,agentbypath;
760 jdwp = agentbypath = false;
763 #if defined(ENABLE_JNI)
764 /* Check the JNI version requested. */
766 if (!jni_version_check(vm_args->version))
767 throw std::exception();
770 /* We only support 1 JVM instance. */
773 throw std::exception();
775 /* Install the exit handler. */
777 if (atexit(vm_exit_handler))
778 VM::get_current()->abort("atexit failed: %s\n", strerror(errno));
780 /* Set some options. */
787 opt_heapmaxsize = HEAP_MAXSIZE;
788 opt_heapstartsize = HEAP_STARTSIZE;
789 opt_stacksize = STACK_SIZE;
791 /* Initialize the properties list before command-line handling.
792 Otherwise -XX:+PrintConfig crashes. */
796 /* First of all, parse the -XX options. */
798 #if defined(ENABLE_VMLOG)
799 vmlog_cacao_init_options();
804 #if defined(ENABLE_VMLOG)
808 /* We need to check if the actual size of a java.lang.Class object
809 is smaller or equal than the assumption made in
812 #warning FIXME We need to check the size of java.lang.Class!!!
813 // if (sizeof(java_lang_Class) > sizeof(dummy_java_lang_Class))
814 // vm_abort("vm_create: java_lang_Class structure is bigger than classinfo.object (%d > %d)", sizeof(java_lang_Class), sizeof(dummy_java_lang_Class));
816 /* set the VM starttime */
818 _starttime = builtin_currenttimemillis();
820 #if defined(ENABLE_JVMTI)
821 /* initialize JVMTI related **********************************************/
825 /* Fill the properties before command-line handling. */
829 /* iterate over all passed options */
831 while ((opt = options_get(opts, vm_args)) != OPT_DONE) {
845 #if SIZEOF_VOID_P == 8
846 puts("Running a 32-bit JVM is not supported on this platform.");
852 #if SIZEOF_VOID_P == 4
853 puts("Running a 64-bit JVM is not supported on this platform.");
859 /* Forget old classpath and set the argument as new
862 // FIXME Make class_path const char*.
863 class_path = (char*) properties_get("java.class.path");
865 p = MNEW(char, strlen(opt_arg) + strlen("0"));
869 #if defined(ENABLE_JAVASE)
870 properties_add("java.class.path", p);
873 MFREE(class_path, char, strlen(class_path));
877 for (unsigned int i = 0; i < strlen(opt_arg); i++) {
878 if (opt_arg[i] == '=') {
880 properties_add(opt_arg, opt_arg + i + 1);
885 /* if no '=' is given, just create an empty property */
887 properties_add(opt_arg, "");
892 case OPT_BOOTCLASSPATH:
893 /* Forget default bootclasspath and set the argument as
894 new boot classpath. */
896 // FIXME Make boot_class_path const char*.
897 boot_class_path = (char*) properties_get("sun.boot.class.path");
899 p = MNEW(char, strlen(opt_arg) + strlen("0"));
903 properties_add("sun.boot.class.path", p);
904 properties_add("java.boot.class.path", p);
906 MFREE(boot_class_path, char, strlen(boot_class_path));
909 case OPT_BOOTCLASSPATH_A:
910 /* Append to bootclasspath. */
912 // FIXME Make boot_class_path const char*.
913 boot_class_path = (char*) properties_get("sun.boot.class.path");
915 len = strlen(boot_class_path);
917 // XXX (char*) quick hack
918 p = (char*) MREALLOC(boot_class_path,
922 strlen(opt_arg) + strlen("0"));
927 properties_add("sun.boot.class.path", p);
928 properties_add("java.boot.class.path", p);
931 case OPT_BOOTCLASSPATH_P:
932 /* Prepend to bootclasspath. */
934 // FIXME Make boot_class_path const char*.
935 boot_class_path = (char*) properties_get("sun.boot.class.path");
937 len = strlen(boot_class_path);
939 p = MNEW(char, strlen(opt_arg) + strlen(":") + len + strlen("0"));
943 strcat(p, boot_class_path);
945 properties_add("sun.boot.class.path", p);
946 properties_add("java.boot.class.path", p);
948 MFREE(boot_class_path, char, len);
951 case OPT_BOOTCLASSPATH_C:
952 /* Use as Java core library, but prepend VM interface
955 // FIXME Make boot_class_path const char*.
956 boot_class_path = (char*) properties_get("sun.boot.class.path");
959 strlen(CACAO_VM_ZIP) +
966 strcpy(p, CACAO_VM_ZIP);
970 properties_add("sun.boot.class.path", p);
971 properties_add("java.boot.class.path", p);
973 MFREE(boot_class_path, char, strlen(boot_class_path));
976 #if defined(ENABLE_JVMTI)
978 /* this option exists only for compatibility reasons */
982 /* I don't know yet what Xnoagent should do. This is only for
983 compatiblity with eclipse - motse */
992 strlen(CACAO_LIBDIR) +
993 strlen("/libjdwp.so=") +
997 agentarg = MNEW(char, len);
999 strcpy(agentarg, CACAO_LIBDIR);
1000 strcat(agentarg, "/libjdwp.so=");
1001 strcat(agentarg, &opt_arg[1]);
1020 c = opt_arg[strlen(opt_arg) - 1];
1022 if ((c == 'k') || (c == 'K')) {
1023 j = atoi(opt_arg) * 1024;
1025 } else if ((c == 'm') || (c == 'M')) {
1026 j = atoi(opt_arg) * 1024 * 1024;
1032 opt_heapmaxsize = j;
1033 else if (opt == OPT_MS)
1034 opt_heapstartsize = j;
1045 if (strcmp("class", opt_arg) == 0) {
1046 opt_verboseclass = true;
1048 else if (strcmp("gc", opt_arg) == 0) {
1049 opt_verbosegc = true;
1051 else if (strcmp("jni", opt_arg) == 0) {
1052 opt_verbosejni = true;
1054 #if !defined(NDEBUG)
1055 else if (strcmp("jit", opt_arg) == 0) {
1059 compileverbose = true;
1063 printf("Unknown -verbose option: %s\n", opt_arg);
1068 case OPT_DEBUGCOLOR:
1069 opt_debugcolor = true;
1072 #if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
1074 opt_typecheckverbose = true;
1083 case OPT_FULLVERSION:
1087 case OPT_SHOWVERSION:
1095 #if defined(ENABLE_VERIFIER)
1101 #if defined(ENABLE_STATISTICS)
1103 opt_getcompilingtime = true;
1104 opt_getloadingtime = true;
1117 for (unsigned int i = 0; i < strlen(opt_arg); i++) {
1118 switch (opt_arg[i]) {
1120 checkbounds = false;
1133 makeinitializations = false;
1136 #if !defined(NDEBUG)
1140 makeinitializations = false;
1145 opt_method = opt_arg;
1146 makeinitializations = false;
1150 opt_signature = opt_arg;
1154 case OPT_SHOW: /* Display options */
1155 for (unsigned int i = 0; i < strlen(opt_arg); i++) {
1156 switch (opt_arg[i]) {
1158 showconstantpool = true;
1170 opt_showintermediate = true;
1171 compileverbose = true;
1174 #if defined(ENABLE_DISASSEMBLER)
1176 opt_showdisassemble = true;
1177 compileverbose = true;
1182 opt_showddatasegment = true;
1191 #if defined(ENABLE_LOOP)
1197 #if defined(ENABLE_IFCONV)
1203 #if defined(ENABLE_LSRA)
1208 #if defined(ENABLE_SSA)
1211 for (unsigned int i = 0; i < strlen(opt_arg); i++) {
1212 switch (opt_arg[i]) {
1240 /* Already parsed. */
1244 #if defined(ENABLE_ASSERTION)
1245 assertion_ea_da(opt_arg, true);
1250 #if defined(ENABLE_ASSERTION)
1251 assertion_ea_da(opt_arg, false);
1256 #if defined(ENABLE_ASSERTION)
1257 assertion_user_enabled = true;
1262 #if defined(ENABLE_ASSERTION)
1263 assertion_user_enabled = false;
1268 #if defined(ENABLE_ASSERTION)
1269 assertion_system_enabled = true;
1274 #if defined(ENABLE_ASSERTION)
1275 assertion_system_enabled = false;
1279 #if defined(ENABLE_PROFILING)
1280 case OPT_PROF_OPTION:
1281 /* use <= to get the last \0 too */
1283 for (unsigned int i = 0, j = 0; i <= strlen(opt_arg); i++) {
1284 if (opt_arg[i] == ',')
1287 if (opt_arg[i] == '\0') {
1288 if (strcmp("bb", opt_arg + j) == 0)
1292 printf("Unknown option: -Xprof:%s\n", opt_arg + j);
1296 /* set k to next char */
1309 #if defined(ENABLE_JIT)
1312 printf("-Xjit option not enabled.\n");
1318 #if defined(ENABLE_INTRP)
1321 printf("-Xint option not enabled.\n");
1326 #if defined(ENABLE_INTRP)
1327 case OPT_STATIC_SUPERS:
1328 opt_static_supers = atoi(opt_arg);
1331 case OPT_NO_DYNAMIC:
1332 opt_no_dynamic = true;
1335 case OPT_NO_REPLICATION:
1336 opt_no_replication = true;
1339 case OPT_NO_QUICKSUPER:
1340 opt_no_quicksuper = true;
1348 #if defined(ENABLE_DEBUG_FILTER)
1349 case OPT_FILTER_VERBOSECALL_INCLUDE:
1350 opt_filter_verbosecall_include = opt_arg;
1353 case OPT_FILTER_VERBOSECALL_EXCLUDE:
1354 opt_filter_verbosecall_exclude = opt_arg;
1357 case OPT_FILTER_SHOW_METHOD:
1358 opt_filter_show_method = opt_arg;
1363 printf("Unknown option: %s\n",
1364 vm_args->options[opt_index].optionString);
1369 #if defined(ENABLE_JVMTI)
1371 jvmti_set_phase(JVMTI_PHASE_ONLOAD);
1372 jvmti_agentload(agentarg, agentbypath, &handle, &libname);
1375 MFREE(agentarg, char, strlen(agentarg));
1377 jvmti_set_phase(JVMTI_PHASE_PRIMORDIAL);
1381 /* initialize the garbage collector */
1383 gc_init(opt_heapmaxsize, opt_heapstartsize);
1385 #if defined(ENABLE_THREADS)
1386 /* BEFORE: threads_preinit */
1390 /* AFTER: gc_init */
1396 /* install architecture dependent signal handlers */
1399 VM::get_current()->abort("vm_create: signal_init failed");
1401 #if defined(ENABLE_INTRP)
1402 /* Allocate main thread stack on the Java heap. */
1405 intrp_main_stack = GCMNEW(u1, opt_stacksize);
1406 MSET(intrp_main_stack, 0, u1, opt_stacksize);
1410 /* AFTER: threads_preinit */
1413 VM::get_current()->abort("vm_create: string_init failed");
1415 /* AFTER: threads_preinit */
1419 /* AFTER: thread_preinit */
1422 VM::get_current()->abort("vm_create: suck_init failed");
1424 suck_add_from_property("java.endorsed.dirs");
1426 /* Now we have all options handled and we can print the version
1429 AFTER: suck_add_from_property("java.endorsed.dirs"); */
1434 /* AFTER: utf8_init */
1436 // FIXME Make boot_class_path const char*.
1437 boot_class_path = (char*) properties_get("sun.boot.class.path");
1438 suck_add(boot_class_path);
1440 /* initialize the classcache hashtable stuff: lock, hashtable
1441 (must be done _after_ threads_preinit) */
1443 if (!classcache_init())
1444 VM::get_current()->abort("vm_create: classcache_init failed");
1446 /* Initialize the code memory management. */
1447 /* AFTER: threads_preinit */
1451 /* initialize the finalizer stuff (must be done _after_
1454 if (!finalizer_init())
1455 VM::get_current()->abort("vm_create: finalizer_init failed");
1457 /* Initialize the JIT compiler. */
1463 #if defined(ENABLE_PYTHON)
1467 /* BEFORE: loader_preinit */
1469 Package::initialize();
1471 /* AFTER: utf8_init, classcache_init */
1476 /* AFTER: loader_preinit, linker_preinit */
1483 /* AFTER: loader_init, linker_init */
1485 primitive_postinit();
1488 #if defined(ENABLE_JIT)
1492 if (!builtin_init())
1493 VM::get_current()->abort("vm_create: builtin_init failed");
1495 /* Initialize the native subsystem. */
1496 /* BEFORE: threads_init */
1499 VM::get_current()->abort("vm_create: native_init failed");
1501 /* Register the native methods implemented in the VM. */
1502 /* BEFORE: threads_init */
1506 #if defined(ENABLE_JNI)
1507 /* Initialize the JNI subsystem (must be done _before_
1508 threads_init, as threads_init can call JNI methods
1509 (e.g. NewGlobalRef). */
1512 VM::get_current()->abort("vm_create: jni_init failed");
1515 #if defined(ENABLE_JNI) || defined(ENABLE_HANDLES)
1516 /* Initialize the local reference table for the main thread. */
1517 /* BEFORE: threads_init */
1519 if (!localref_table_init())
1520 VM::get_current()->abort("vm_create: localref_table_init failed");
1523 /* Iinitialize some important system classes. */
1524 /* BEFORE: threads_init */
1528 #if defined(ENABLE_THREADS)
1532 /* Initialize the native VM subsystem. */
1533 /* AFTER: threads_init (at least for SUN's classes) */
1537 #if defined(ENABLE_PROFILING)
1538 /* initialize profiling */
1540 if (!profile_init())
1541 VM::get_current()->abort("vm_create: profile_init failed");
1544 #if defined(ENABLE_THREADS)
1545 /* initialize recompilation */
1547 if (!recompile_init())
1548 VM::get_current()->abort("vm_create: recompile_init failed");
1550 /* start the signal handler thread */
1552 #if defined(__LINUX__)
1553 /* XXX Remove for exact-GC. */
1554 if (threads_pthreads_implementation_nptl)
1556 if (!signal_start_thread())
1557 VM::get_current()->abort("vm_create: signal_start_thread failed");
1559 /* finally, start the finalizer thread */
1561 if (!finalizer_start_thread())
1562 VM::get_current()->abort("vm_create: finalizer_start_thread failed");
1564 # if !defined(NDEBUG)
1565 /* start the memory profiling thread */
1567 if (opt_ProfileMemoryUsage || opt_ProfileGCMemoryUsage)
1568 if (!memory_start_thread())
1569 VM::get_current()->abort("vm_create: memory_start_thread failed");
1572 /* start the recompilation thread (must be done before the
1573 profiling thread) */
1575 if (!recompile_start_thread())
1576 VM::get_current()->abort("vm_create: recompile_start_thread failed");
1578 # if defined(ENABLE_PROFILING)
1579 /* start the profile sampling thread */
1582 /* if (!profile_start_thread()) */
1583 /* VM::get_current()->abort("vm_create: profile_start_thread failed"); */
1587 #if defined(ENABLE_JVMTI)
1588 # if defined(ENABLE_GC_CACAO)
1589 /* XXX this will not work with the new indirection cells for classloaders!!! */
1593 /* add agent library to native library hashtable */
1594 native_hashtable_library_add(utf_new_char(libname), class_java_lang_Object->classloader, handle);
1598 /* Increment the number of VMs. */
1602 // Initialization is done, VM is created.
1604 _initializing = false;
1606 /* Print the VM configuration after all stuff is set and the VM is
1609 if (opt_PrintConfig)
1614 /* vm_run **********************************************************************
1616 Runs the main-method of the passed class.
1618 *******************************************************************************/
1620 void vm_run(JavaVM *vm, JavaVMInitArgs *vm_args)
1626 classinfo *mainclass;
1629 java_handle_objectarray_t *oa;
1635 // Prevent compiler warnings.
1638 #if !defined(NDEBUG)
1645 /* Get the main class plus it's arguments. */
1649 if (opt_index < vm_args->nOptions) {
1650 /* Get main-class argument. */
1652 mainname = vm_args->options[opt_index].optionString;
1654 /* If the main class argument is a jar file, put it into the
1657 if (opt_jar == true) {
1658 p = MNEW(char, strlen(mainname) + strlen("0"));
1660 strcpy(p, mainname);
1662 #if defined(ENABLE_JAVASE)
1663 properties_add("java.class.path", p);
1667 /* Replace dots with slashes in the class name. */
1669 for (unsigned int i = 0; i < strlen(mainname); i++)
1670 if (mainname[i] == '.')
1674 /* Build argument array. Move index to first argument. */
1678 oalength = vm_args->nOptions - opt_index;
1680 oa = builtin_anewarray(oalength, class_java_lang_String);
1682 for (int i = 0; i < oalength; i++) {
1683 option = vm_args->options[opt_index + i].optionString;
1685 u = utf_new_char(option);
1686 s = javastring_new(u);
1688 array_objectarray_element_set(oa, i, s);
1692 /* Do we have a main-class argument? */
1694 if (mainname == NULL)
1697 #if !defined(NDEBUG)
1698 if (opt_method != NULL) {
1699 vm_compile_method(mainname);
1704 /* set return value to OK */
1708 if (opt_jar == true) {
1709 /* open jar file with java.util.jar.JarFile */
1711 mainname = vm_get_mainclass_from_jar(mainname);
1713 if (mainname == NULL)
1717 /* load the main class */
1719 mainutf = utf_new_char(mainname);
1721 #if defined(ENABLE_JAVAME_CLDC1_1)
1722 mainclass = load_class_bootstrap(mainutf);
1724 mainclass = load_class_from_sysloader(mainutf);
1727 /* error loading class */
1729 e = exceptions_get_and_clear_exception();
1731 if ((e != NULL) || (mainclass == NULL)) {
1732 exceptions_throw_noclassdeffounderror_cause(e);
1733 exceptions_print_stacktrace();
1737 if (!link_class(mainclass)) {
1738 exceptions_print_stacktrace();
1742 /* find the `main' method of the main class */
1744 m = class_resolveclassmethod(mainclass,
1745 utf_new_char("main"),
1746 utf_new_char("([Ljava/lang/String;)V"),
1747 class_java_lang_Object,
1750 if (exceptions_get_exception()) {
1751 exceptions_print_stacktrace();
1755 /* there is no main method or it isn't static */
1757 if ((m == NULL) || !(m->flags & ACC_STATIC)) {
1758 exceptions_clear_exception();
1759 exceptions_throw_nosuchmethoderror(mainclass,
1760 utf_new_char("main"),
1761 utf_new_char("([Ljava/lang/String;)V"));
1763 exceptions_print_stacktrace();
1767 #ifdef TYPEINFO_DEBUG_TEST
1768 /* test the typeinfo system */
1772 #if defined(ENABLE_JVMTI)
1773 jvmti_set_phase(JVMTI_PHASE_LIVE);
1776 /* set ThreadMXBean variables */
1778 // _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount++;
1779 // _Jv_jvm->java_lang_management_ThreadMXBean_TotalStartedThreadCount++;
1781 // if (_Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount >
1782 // _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount)
1783 // _Jv_jvm->java_lang_management_ThreadMXBean_PeakThreadCount =
1784 // _Jv_jvm->java_lang_management_ThreadMXBean_ThreadCount;
1785 #warning Move to C++
1787 /* start the main thread */
1789 (void) vm_call_method(m, NULL, oa);
1791 /* exception occurred? */
1793 if (exceptions_get_exception()) {
1794 exceptions_print_stacktrace();
1798 #if defined(ENABLE_THREADS)
1799 /* Detach the main thread so that it appears to have ended when
1800 the application's main method exits. */
1802 if (!thread_detach_current_thread())
1803 VM::get_current()->abort("vm_run: Could not detach main thread.");
1806 /* Destroy the JavaVM. */
1808 (void) vm_destroy(vm);
1816 /* vm_destroy ******************************************************************
1818 Unloads a Java VM and reclaims its resources.
1820 *******************************************************************************/
1822 int vm_destroy(JavaVM *vm)
1824 #if defined(ENABLE_THREADS)
1825 /* Create a a trivial new Java waiter thread called
1828 JavaVMAttachArgs args;
1830 args.name = (char*) "DestroyJavaVM";
1833 if (!thread_attach_current_thread(&args, false))
1836 /* Wait until we are the last non-daemon thread. */
1838 threads_join_all_threads();
1843 // _created = false;
1844 #warning Move to C++
1846 /* Everything is ok. */
1852 /* vm_exit *********************************************************************
1854 Calls java.lang.System.exit(I)V to exit the JavaVM correctly.
1856 *******************************************************************************/
1858 void vm_exit(s4 status)
1862 /* signal that we are exiting */
1865 #warning Move to C++
1867 assert(class_java_lang_System);
1868 assert(class_java_lang_System->state & CLASS_LOADED);
1870 #if defined(ENABLE_JVMTI)
1871 if (jvmti || (dbgcom!=NULL)) {
1872 jvmti_set_phase(JVMTI_PHASE_DEAD);
1873 if (jvmti) jvmti_agentunload();
1877 if (!link_class(class_java_lang_System)) {
1878 exceptions_print_stacktrace();
1882 /* call java.lang.System.exit(I)V */
1884 m = class_resolveclassmethod(class_java_lang_System,
1885 utf_new_char("exit"),
1887 class_java_lang_Object,
1891 exceptions_print_stacktrace();
1895 /* call the exit function with passed exit status */
1897 (void) vm_call_method(m, NULL, status);
1899 /* If we had an exception, just ignore the exception and exit with
1902 vm_shutdown(status);
1906 /* vm_shutdown *****************************************************************
1908 Terminates the system immediately without freeing memory explicitly
1909 (to be used only for abnormal termination).
1911 *******************************************************************************/
1913 void vm_shutdown(s4 status)
1916 #if defined(ENABLE_STATISTICS)
1917 || opt_getcompilingtime || opt_stat
1921 log_text("CACAO terminated by shutdown");
1922 dolog("Exit status: %d\n", (s4) status);
1926 #if defined(ENABLE_JVMTI)
1927 /* terminate cacaodbgserver */
1929 mutex_lock(&dbgcomlock);
1931 mutex_unlock(&dbgcomlock);
1932 jvmti_cacaodbgserver_quit();
1940 /* vm_exit_handler *************************************************************
1942 The exit_handler function is called upon program termination.
1944 ATTENTION: Don't free system resources here! Some threads may still
1945 be running as this is called from VMRuntime.exit(). The OS does the
1948 *******************************************************************************/
1950 void vm_exit_handler(void)
1952 #if !defined(NDEBUG)
1954 class_showmethods(mainclass);
1956 if (showconstantpool)
1957 class_showconstantpool(mainclass);
1962 # if defined(ENABLE_PROFILING)
1964 profile_printstats();
1966 #endif /* !defined(NDEBUG) */
1968 #if defined(ENABLE_RT_TIMING)
1969 rt_timing_print_time_stats(stderr);
1972 #if defined(ENABLE_CYCLES_STATS)
1973 builtin_print_cycles_stats(stderr);
1974 stacktrace_print_cycles_stats(stderr);
1978 #if defined(ENABLE_STATISTICS)
1979 || opt_getcompilingtime || opt_stat
1983 log_text("CACAO terminated");
1985 #if defined(ENABLE_STATISTICS)
1988 #ifdef TYPECHECK_STATISTICS
1989 typecheck_print_statistics(get_logfile());
1993 if (opt_getcompilingtime)
1995 #endif /* defined(ENABLE_STATISTICS) */
1997 /* vm_print_profile(stderr);*/
2002 * Prints an error message and aborts the VM.
2004 * @param text Error message to print.
2006 void VM::abort(const char* text, ...)
2010 // Print the log message.
2014 log_vprint(text, ap);
2019 // Now abort the VM.
2025 * Prints an error message, appends ":" plus the strerror-message of
2026 * errnum and aborts the VM.
2028 * @param errnum Error number.
2029 * @param text Error message to print.
2031 void VM::abort_errnum(int errnum, const char* text, ...)
2035 // Print the log message.
2039 log_vprint(text, ap);
2042 // Print the strerror-message of errnum.
2043 log_print(": %s", os::strerror(errnum));
2047 // Now abort the VM.
2053 * Equal to VM::abort_errnum, but uses errno to get the error number.
2055 * @param text Error message to print.
2057 void VM::abort_errno(const char* text, ...)
2062 abort_errnum(errno, text, ap);
2067 /* vm_abort_disassemble ********************************************************
2069 Prints an error message, disassemble the given code range (if
2070 enabled) and aborts the VM.
2073 pc.......PC to disassemble
2074 count....number of instructions to disassemble
2076 *******************************************************************************/
2078 void vm_abort_disassemble(void *pc, int count, const char *text, ...)
2081 #if defined(ENABLE_DISASSEMBLER)
2085 /* Print debug message. */
2090 log_vprint(text, ap);
2097 #if SIZEOF_VOID_P == 8
2098 log_println("PC=0x%016lx", pc);
2100 log_println("PC=0x%08x", pc);
2103 #if defined(ENABLE_DISASSEMBLER)
2104 log_println("machine instructions at PC:");
2106 /* Disassemble the given number of instructions. */
2108 for (i = 0; i < count; i++)
2109 // FIXME disassinstr should use void*.
2110 pc = disassinstr((u1*) pc);
2113 VM::get_current()->abort("Aborting...");
2117 /* vm_get_mainclass_from_jar ***************************************************
2119 Gets the name of the main class from a JAR's manifest file.
2121 *******************************************************************************/
2123 static char *vm_get_mainclass_from_jar(char *mainname)
2130 c = load_class_from_sysloader(utf_new_char("java/util/jar/JarFile"));
2133 exceptions_print_stacktrace();
2137 /* create JarFile object */
2142 exceptions_print_stacktrace();
2146 m = class_resolveclassmethod(c,
2148 utf_java_lang_String__void,
2149 class_java_lang_Object,
2153 exceptions_print_stacktrace();
2157 s = javastring_new_from_ascii(mainname);
2159 (void) vm_call_method(m, o, s);
2161 if (exceptions_get_exception()) {
2162 exceptions_print_stacktrace();
2166 /* get manifest object */
2168 m = class_resolveclassmethod(c,
2169 utf_new_char("getManifest"),
2170 utf_new_char("()Ljava/util/jar/Manifest;"),
2171 class_java_lang_Object,
2175 exceptions_print_stacktrace();
2179 o = vm_call_method(m, o);
2182 fprintf(stderr, "Could not get manifest from %s (invalid or corrupt jarfile?)\n", mainname);
2187 /* get Main Attributes */
2189 LLNI_class_get(o, c);
2191 m = class_resolveclassmethod(c,
2192 utf_new_char("getMainAttributes"),
2193 utf_new_char("()Ljava/util/jar/Attributes;"),
2194 class_java_lang_Object,
2198 exceptions_print_stacktrace();
2202 o = vm_call_method(m, o);
2205 fprintf(stderr, "Could not get main attributes from %s (invalid or corrupt jarfile?)\n", mainname);
2210 /* get property Main-Class */
2212 LLNI_class_get(o, c);
2214 m = class_resolveclassmethod(c,
2215 utf_new_char("getValue"),
2216 utf_new_char("(Ljava/lang/String;)Ljava/lang/String;"),
2217 class_java_lang_Object,
2221 exceptions_print_stacktrace();
2225 s = javastring_new_from_ascii("Main-Class");
2227 o = vm_call_method(m, o, s);
2230 fprintf(stderr, "Failed to load Main-Class manifest attribute from\n");
2231 fprintf(stderr, "%s\n", mainname);
2235 return javastring_tochar(o);
2239 /* vm_compile_all **************************************************************
2241 Compile all methods found in the bootclasspath.
2243 *******************************************************************************/
2245 #if !defined(NDEBUG)
2246 static void vm_compile_all(void)
2251 classcache_name_entry *nmen;
2252 classcache_class_entry *clsen;
2255 /* create all classes found in the bootclasspath */
2256 /* XXX currently only works with zip/jar's */
2258 loader_load_all_classes();
2260 /* link all classes */
2262 for (slot = 0; slot < hashtable_classcache.size; slot++) {
2263 nmen = (classcache_name_entry *) hashtable_classcache.ptr[slot];
2265 for (; nmen; nmen = nmen->hashlink) {
2266 /* iterate over all class entries */
2268 for (clsen = nmen->classes; clsen; clsen = clsen->next) {
2269 c = clsen->classobj;
2274 if (!(c->state & CLASS_LINKED)) {
2275 if (!link_class(c)) {
2276 fprintf(stderr, "Error linking: ");
2277 utf_fprint_printable_ascii_classname(stderr, c->name);
2278 fprintf(stderr, "\n");
2280 /* print out exception and cause */
2282 exceptions_print_current_exception();
2284 /* goto next class */
2290 /* compile all class methods */
2292 for (i = 0; i < c->methodscount; i++) {
2293 m = &(c->methods[i]);
2295 if (m->jcode != NULL) {
2296 if (!jit_compile(m)) {
2297 fprintf(stderr, "Error compiling: ");
2298 utf_fprint_printable_ascii_classname(stderr, c->name);
2299 fprintf(stderr, ".");
2300 utf_fprint_printable_ascii(stderr, m->name);
2301 utf_fprint_printable_ascii(stderr, m->descriptor);
2302 fprintf(stderr, "\n");
2304 /* print out exception and cause */
2306 exceptions_print_current_exception();
2314 #endif /* !defined(NDEBUG) */
2317 /* vm_compile_method ***********************************************************
2319 Compile a specific method.
2321 *******************************************************************************/
2323 #if !defined(NDEBUG)
2324 static void vm_compile_method(char* mainname)
2328 /* create, load and link the main class */
2330 mainclass = load_class_bootstrap(utf_new_char(mainname));
2332 if (mainclass == NULL)
2333 exceptions_print_stacktrace();
2335 if (!link_class(mainclass))
2336 exceptions_print_stacktrace();
2338 if (opt_signature != NULL) {
2339 m = class_resolveclassmethod(mainclass,
2340 utf_new_char(opt_method),
2341 utf_new_char(opt_signature),
2346 m = class_resolveclassmethod(mainclass,
2347 utf_new_char(opt_method),
2354 VM::get_current()->abort("vm_compile_method: java.lang.NoSuchMethodException: %s.%s",
2355 opt_method, opt_signature ? opt_signature : "");
2359 #endif /* !defined(NDEBUG) */
2362 /* vm_call_array ***************************************************************
2364 Calls a Java method with a variable number of arguments, passed via
2367 ATTENTION: This function has to be used outside the nativeworld.
2369 *******************************************************************************/
2371 #define VM_CALL_ARRAY(name, type) \
2372 static type vm_call##name##_array(methodinfo *m, uint64_t *array) \
2378 assert(m->code != NULL); \
2380 md = m->parseddesc; \
2381 pv = m->code->entrypoint; \
2383 STATISTICS(count_calls_native_to_java++); \
2385 value = asm_vm_call_method##name(pv, array, md->memuse); \
2390 static java_handle_t *vm_call_array(methodinfo *m, uint64_t *array)
2396 assert(m->code != NULL);
2399 pv = m->code->entrypoint;
2401 STATISTICS(count_calls_native_to_java++);
2403 o = asm_vm_call_method(pv, array, md->memuse);
2405 if (md->returntype.type == TYPE_VOID)
2408 return LLNI_WRAP(o);
2411 VM_CALL_ARRAY(_int, int32_t)
2412 VM_CALL_ARRAY(_long, int64_t)
2413 VM_CALL_ARRAY(_float, float)
2414 VM_CALL_ARRAY(_double, double)
2417 /* vm_call_method **************************************************************
2419 Calls a Java method with a variable number of arguments.
2421 *******************************************************************************/
2423 #define VM_CALL_METHOD(name, type) \
2424 type vm_call_method##name(methodinfo *m, java_handle_t *o, ...) \
2430 value = vm_call_method##name##_valist(m, o, ap); \
2436 VM_CALL_METHOD(, java_handle_t *)
2437 VM_CALL_METHOD(_int, int32_t)
2438 VM_CALL_METHOD(_long, int64_t)
2439 VM_CALL_METHOD(_float, float)
2440 VM_CALL_METHOD(_double, double)
2443 /* vm_call_method_valist *******************************************************
2445 Calls a Java method with a variable number of arguments, passed via
2448 *******************************************************************************/
2450 #define VM_CALL_METHOD_VALIST(name, type) \
2451 type vm_call_method##name##_valist(methodinfo *m, java_handle_t *o, \
2456 int32_t dumpmarker; \
2458 if (m->code == NULL) \
2459 if (!jit_compile(m)) \
2462 THREAD_NATIVEWORLD_EXIT; \
2465 array = argument_vmarray_from_valist(m, o, ap); \
2466 value = vm_call##name##_array(m, array); \
2469 THREAD_NATIVEWORLD_ENTER; \
2474 VM_CALL_METHOD_VALIST(, java_handle_t *)
2475 VM_CALL_METHOD_VALIST(_int, int32_t)
2476 VM_CALL_METHOD_VALIST(_long, int64_t)
2477 VM_CALL_METHOD_VALIST(_float, float)
2478 VM_CALL_METHOD_VALIST(_double, double)
2481 /* vm_call_method_jvalue *******************************************************
2483 Calls a Java method with a variable number of arguments, passed via
2486 *******************************************************************************/
2488 #define VM_CALL_METHOD_JVALUE(name, type) \
2489 type vm_call_method##name##_jvalue(methodinfo *m, java_handle_t *o, \
2490 const jvalue *args) \
2494 int32_t dumpmarker; \
2496 if (m->code == NULL) \
2497 if (!jit_compile(m)) \
2500 THREAD_NATIVEWORLD_EXIT; \
2503 array = argument_vmarray_from_jvalue(m, o, args); \
2504 value = vm_call##name##_array(m, array); \
2507 THREAD_NATIVEWORLD_ENTER; \
2512 VM_CALL_METHOD_JVALUE(, java_handle_t *)
2513 VM_CALL_METHOD_JVALUE(_int, int32_t)
2514 VM_CALL_METHOD_JVALUE(_long, int64_t)
2515 VM_CALL_METHOD_JVALUE(_float, float)
2516 VM_CALL_METHOD_JVALUE(_double, double)
2519 /* vm_call_method_objectarray **************************************************
2521 Calls a Java method with a variable number if arguments, passed via
2522 an objectarray of boxed values. Returns a boxed value.
2524 *******************************************************************************/
2526 java_handle_t *vm_call_method_objectarray(methodinfo *m, java_handle_t *o,
2527 java_handle_objectarray_t *params)
2530 java_handle_t *xptr;
2535 /* Prevent compiler warnings. */
2539 /* compile methods which are not yet compiled */
2541 if (m->code == NULL)
2542 if (!jit_compile(m))
2545 /* leave the nativeworld */
2547 THREAD_NATIVEWORLD_EXIT;
2549 /* mark start of dump memory area */
2553 /* Fill the argument array from a object-array. */
2555 array = argument_vmarray_from_objectarray(m, o, params);
2557 if (array == NULL) {
2558 /* release dump area */
2562 /* enter the nativeworld again */
2564 THREAD_NATIVEWORLD_ENTER;
2566 exceptions_throw_illegalargumentexception();
2571 switch (m->parseddesc->returntype.primitivetype) {
2572 case PRIMITIVETYPE_VOID:
2573 value.a = vm_call_array(m, array);
2576 case PRIMITIVETYPE_BOOLEAN:
2577 case PRIMITIVETYPE_BYTE:
2578 case PRIMITIVETYPE_CHAR:
2579 case PRIMITIVETYPE_SHORT:
2580 case PRIMITIVETYPE_INT:
2581 value.i = vm_call_int_array(m, array);
2584 case PRIMITIVETYPE_LONG:
2585 value.l = vm_call_long_array(m, array);
2588 case PRIMITIVETYPE_FLOAT:
2589 value.f = vm_call_float_array(m, array);
2592 case PRIMITIVETYPE_DOUBLE:
2593 value.d = vm_call_double_array(m, array);
2597 ro = vm_call_array(m, array);
2601 VM::get_current()->abort("vm_call_method_objectarray: invalid return type %d", m->parseddesc->returntype.primitivetype);
2604 /* release dump area */
2608 /* enter the nativeworld again */
2610 THREAD_NATIVEWORLD_ENTER;
2612 /* box the return value if necesarry */
2614 if (m->parseddesc->returntype.primitivetype != TYPE_ADR)
2615 ro = Primitive::box(m->parseddesc->returntype.primitivetype, value);
2617 /* check for an exception */
2619 xptr = exceptions_get_exception();
2622 /* clear exception pointer, we are calling JIT code again */
2624 exceptions_clear_exception();
2626 exceptions_throw_invocationtargetexception(xptr);
2633 /* Legacy C interface *********************************************************/
2637 JavaVM* VM_get_javavm() { return VM::get_current()->get_javavm(); }
2638 JNIEnv* VM_get_jnienv() { return VM::get_current()->get_jnienv(); }
2639 bool VM_is_initializing() { return VM::get_current()->is_initializing(); }
2640 bool VM_is_created() { return VM::get_current()->is_created(); }
2641 int64_t VM_get_starttime() { return VM::get_current()->get_starttime(); }
2643 void vm_abort(const char* text, ...)
2648 VM::get_current()->abort(text, ap);
2652 void vm_abort_errnum(int errnum, const char* text, ...)
2657 VM::get_current()->abort_errnum(errnum, text, ap);
2661 void vm_abort_errno(const char* text, ...)
2666 VM::get_current()->abort_errno(text, ap);
2674 * These are local overrides for various environment variables in Emacs.
2675 * Please do not remove this and leave it at the end of the file, where
2676 * Emacs will automagically detect them.
2677 * ---------------------------------------------------------------------
2680 * indent-tabs-mode: t
2684 * vim:noexpandtab:sw=4:ts=4: