-/* src/vm/finalizer.c - finalizer linked list and thread
+/* src/vm/vm.c - VM startup and shutdown functions
Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
Changes: Martin Platter
- $Id: finalizer.c 4357 2006-01-22 23:33:38Z twisti $
+ $Id: vm.c 4357 2006-01-22 23:33:38Z twisti $
*/
#include "native/jni.h"
#include "native/native.h"
-#if defined(USE_THREADS)
-# if defined(NATIVE_THREADS)
-# include "threads/native/threads.h"
-# else
-# include "threads/green/threads.h"
-# include "threads/green/locks.h"
-# endif
+#if defined(ENABLE_THREADS)
+# include "threads/native/threads.h"
#endif
+#include "toolbox/util.h"
#include "vm/classcache.h"
#include "vm/exceptions.h"
#include "vm/finalizer.h"
#include "vm/vm.h"
#include "vm/jit/jit.h"
#include "vm/jit/asmpart.h"
+
+#include "vm/jit/recompile.h"
+
#include "vm/jit/profile/profile.h"
#include "vm/rt-timing.h"
#include "native/jvmti/cacaodbg.h"
#endif
+
/* Invocation API variables ***************************************************/
_Jv_JavaVM *_Jv_jvm; /* denotes a Java VM */
u1 *intrp_main_stack = NULL;
#endif
-void **stackbottom = NULL;
-
char *mainstring = NULL;
classinfo *mainclass = NULL;
/* define heap sizes **********************************************************/
-#define HEAP_MAXSIZE 64 * 1024 * 1024 /* default 64MB */
-#define HEAP_STARTSIZE 2 * 1024 * 1024 /* default 2MB */
-#define STACK_SIZE 128 * 1024 /* default 128kB */
+#define HEAP_MAXSIZE 128 * 1024 * 1024 /* default 128MB */
+#define HEAP_STARTSIZE 2 * 1024 * 1024 /* default 2MB */
+#define STACK_SIZE 64 * 1024 /* default 64kB */
/* define command line options ************************************************/
OPT_HELP,
OPT_X,
+ OPT_ESA,
+ OPT_DSA,
+
/* Java non-standard options */
OPT_JIT,
OPT_BOOTCLASSPATH_A,
OPT_BOOTCLASSPATH_P,
+ OPT_GLIBJ,
+
OPT_PROF,
OPT_PROF_OPTION,
{ "d64", false, OPT_D64 },
{ "client", false, OPT_IGNORE },
{ "server", false, OPT_IGNORE },
+ { "jvm", false, OPT_IGNORE },
{ "hotspot", false, OPT_IGNORE },
{ "classpath", true, OPT_CLASSPATH },
{ "?", false, OPT_HELP },
{ "X", false, OPT_X },
+ { "esa", false, OPT_ESA },
+ { "enablesystemassertions", false, OPT_ESA },
+ { "dsa", false, OPT_DSA },
+ { "disablesystemassertions", false, OPT_DSA },
+
{ "noasyncgc", false, OPT_IGNORE },
#if defined(ENABLE_VERIFIER)
{ "noverify", false, OPT_NOVERIFY },
{ "Xbootclasspath:", true, OPT_BOOTCLASSPATH },
{ "Xbootclasspath/a:", true, OPT_BOOTCLASSPATH_A },
{ "Xbootclasspath/p:", true, OPT_BOOTCLASSPATH_P },
+ { "Xglibj:", true, OPT_GLIBJ },
+
#ifdef ENABLE_JVMTI
{ "Xdebug", false, OPT_DEBUG },
{ "Xnoagent", false, OPT_NOAGENT },
{ "Xrunjdwp", true, OPT_XRUNJDWP },
#endif
+
{ "Xms", true, OPT_MS },
{ "ms", true, OPT_MS },
{ "Xmx", true, OPT_MX },
puts(" -d64 use 64-bit data model if available");
puts(" -client compatibility (currently ignored)");
puts(" -server compatibility (currently ignored)");
+ puts(" -jvm compatibility (currently ignored)");
puts(" -hotspot compatibility (currently ignored)\n");
puts(" -cp <path> specify a path to look for classes");
puts(" -fullversion print jpackage-compatible product version and exit");
puts(" -showversion print product version and continue");
puts(" -help, -? print this help message");
- puts(" -X print help on non-standard Java options\n");
+ puts(" -X print help on non-standard Java options");
+ puts(" -esa | -enablesystemassertions");
+ puts(" enable system assertions");
+ puts(" -dsa | -disablesystemassertions");
+ puts(" disable system assertions");
+ puts("");
#ifdef ENABLE_JVMTI
puts(" -agentlib:<agent-lib-name>=<options> library to load containg JVMTI agent");
+ puts (" for jdwp help use: -agentlib:jdwp=help");
puts(" -agentpath:<path-to-agent>=<options> path to library containg JVMTI agent");
#endif
- puts("CACAO options:\n");
+ puts("CACAO options:");
puts(" -v write state-information");
- puts(" -verbose[:call|exception]enable specific verbose output");
+ puts(" -verbose[:call|exception|jit]");
+ puts(" enable specific verbose output");
#ifdef TYPECHECK_VERBOSE
puts(" -verbosetc write debug messages while typechecking");
#endif
puts(" -all compile all methods, no execution");
puts(" -m compile only a specific method");
puts(" -sig specify signature for a specific method");
- puts(" -s(how)a(ssembler) show disassembled listing");
- puts(" c(onstants) show the constant pool");
- puts(" d(atasegment) show data segment listing");
- puts(" e(xceptionstubs) show disassembled exception stubs (only with -sa)");
- puts(" i(ntermediate) show intermediate representation");
- puts(" m(ethods) show class fields and methods");
- puts(" n(ative) show disassembled native stubs");
- puts(" u(tf) show the utf - hash");
+ puts(" -s(how)... show...");
+ puts(" c(onstants) the constant pool");
+ puts(" m(ethods) class fields and methods");
+ puts(" u(tf) the utf - hash");
+ puts(" i(ntermediate) intermediate representation");
+#if defined(ENABLE_DISASSEMBLER)
+ puts(" a(ssembler) disassembled listing");
+ puts(" e(xceptionstubs) disassembled exception stubs (only with -sa)");
+ puts(" n(ative) disassembled native stubs");
+#endif
+ puts(" d(atasegment) data segment listing");
#if defined(ENABLE_INLINING)
puts(" -i n(line) activate inlining");
puts(" v(irtual) inline virtual methods (uses/turns rt option on)");
puts(" value is appended to the bootstrap class path");
puts(" -Xbootclasspath/p:<zip/jar files and directories separated by :>");
puts(" value is prepended to the bootstrap class path");
- puts(" -Xms<size> set the initial size of the heap (default: 2MB)");
- puts(" -Xmx<size> set the maximum size of the heap (default: 64MB)");
- puts(" -Xss<size> set the thread stack size (default: 128kB)");
+ puts(" -Xglibj:<zip/jar files and directories separated by :>");
+ puts(" value is used as Java core library, but the");
+ puts(" hardcoded VM interface classes are prepended");
+ printf(" -Xms<size> set the initial size of the heap (default: %dMB)\n", HEAP_STARTSIZE / 1024 / 1024);
+ printf(" -Xmx<size> set the maximum size of the heap (default: %dMB)\n", HEAP_MAXSIZE / 1024 / 1024);
+ printf(" -Xss<size> set the thread stack size (default: %dkB)\n", STACK_SIZE / 1024);
puts(" -Xprof[:bb] collect and print profiling data");
#if defined(ENABLE_JVMTI)
/* -Xdebug option depend on gnu classpath JDWP options. options:
transport=dt_socket,address=<hostname:port>,server=(y|n),suspend(y|n) */
- puts(" -Xdebug enable remote debugging\n");
+ puts(" -Xdebug enable remote debugging\n");
puts(" -Xrunjdwp transport=[dt_socket|...],address=<hostname:port>,server=[y|n],suspend=[y|n]\n");
- puts(" enable remote debugging\n");
+ puts(" enable remote debugging\n");
#endif
/* exit with error code */
*******************************************************************************/
-static void version(void)
+static void version(bool opt_exit)
{
puts("java version \""JAVA_VERSION"\"");
puts("CACAO version "VERSION"");
#else
puts(" CC : "VERSION_CC"");
#endif
- puts(" CFLAGS : "VERSION_CFLAGS"");
+ puts(" CFLAGS : "VERSION_CFLAGS"\n");
+
+ puts("Default variables:\n");
+ printf(" maximum heap size : %d\n", HEAP_MAXSIZE);
+ printf(" initial heap size : %d\n", HEAP_STARTSIZE);
+ printf(" stack size : %d\n", STACK_SIZE);
+ puts(" java.boot.class.path: "CACAO_VM_ZIP":"CLASSPATH_GLIBJ_ZIP"");
+ puts(" java.library.path : "CLASSPATH_LIBRARY_PATH"\n");
+
+ puts("Runtime variables:\n");
+ printf(" maximum heap size : %d\n", opt_heapmaxsize);
+ printf(" initial heap size : %d\n", opt_heapstartsize);
+ printf(" stack size : %d\n", opt_stacksize);
+ printf(" java.boot.class.path: %s\n", bootclasspath);
+
+ /* exit normally, if requested */
+
+ if (opt_exit)
+ exit(0);
}
{
char *cp;
s4 cplen;
- u4 heapmaxsize;
- u4 heapstartsize;
s4 opt;
s4 i, j, k;
-
+ bool opt_version;
+ bool opt_exit;
#if defined(ENABLE_JVMTI)
lt_dlhandle handle;
- char* libname;
- bool agentbypath = false;;
+ char *libname, *agentarg;
+ bool jdwp,agentbypath;
+ jdwp = agentbypath = false;
#endif
-
-
/* check the JNI version requested */
if (vms > 0)
return false;
+ /* set the VM starttime */
+
+ _Jv_jvm->starttime = util_current_time_millis();
/* get stuff from the environment *****************************************/
nogc_init(HEAP_MAXSIZE, HEAP_STARTSIZE);
#endif
-
/* set the bootclasspath */
cp = getenv("BOOTCLASSPATH");
strcpy(bootclasspath, cp);
} else {
- cplen = strlen(CACAO_VM_ZIP_PATH) +
+ cplen = strlen(CACAO_VM_ZIP) +
strlen(":") +
- strlen(CLASSPATH_GLIBJ_ZIP_PATH) +
+ strlen(CLASSPATH_GLIBJ_ZIP) +
strlen("0");
bootclasspath = MNEW(char, cplen);
- strcat(bootclasspath, CACAO_VM_ZIP_PATH);
+ strcat(bootclasspath, CACAO_VM_ZIP);
strcat(bootclasspath, ":");
- strcat(bootclasspath, CLASSPATH_GLIBJ_ZIP_PATH);
+ strcat(bootclasspath, CLASSPATH_GLIBJ_ZIP);
}
-
/* set the classpath */
cp = getenv("CLASSPATH");
/* interpret the options **************************************************/
-
- checknull = false;
- opt_noieee = false;
- heapmaxsize = HEAP_MAXSIZE;
- heapstartsize = HEAP_STARTSIZE;
- opt_stacksize = STACK_SIZE;
+ opt_version = false;
+ opt_exit = false;
+
+ checknull = false;
+ opt_noieee = false;
+
+ opt_heapmaxsize = HEAP_MAXSIZE;
+ opt_heapstartsize = HEAP_STARTSIZE;
+ opt_stacksize = STACK_SIZE;
#if defined(ENABLE_JVMTI)
/* initialize JVMTI related **********************************************/
- jdwp = jvmti = false;
+ jvmti = false;
#endif
/* initialize properties before commandline handling */
throw_cacao_exception_exit(string_java_lang_InternalError,
"Unable to init properties");
+ /* add some default properties */
+
+ properties_add("java.endorsed.dirs", ""CACAO_PREFIX"/jre/lib/endorsed");
+
+
/* iterate over all passed options */
while ((opt = options_get(opts, vm_args)) != OPT_DONE) {
if (opt_arg[j] == '=') {
opt_arg[j] = '\0';
properties_add(opt_arg, opt_arg + j + 1);
- goto didit;
+ goto opt_d_done;
}
}
/* if no '=' is given, just create an empty property */
properties_add(opt_arg, "");
-
- didit:
+
+ opt_d_done:
break;
case OPT_BOOTCLASSPATH:
/* Forget default bootclasspath and set the argument as
new boot classpath. */
+
MFREE(bootclasspath, char, strlen(bootclasspath));
bootclasspath = MNEW(char, strlen(opt_arg) + strlen("0"));
case OPT_BOOTCLASSPATH_A:
/* append to end of bootclasspath */
+
cplen = strlen(bootclasspath);
bootclasspath = MREALLOC(bootclasspath,
case OPT_BOOTCLASSPATH_P:
/* prepend in front of bootclasspath */
+
cp = bootclasspath;
cplen = strlen(cp);
MFREE(cp, char, cplen);
break;
+ case OPT_GLIBJ:
+ /* use as Java core library, but prepend VM interface classes */
+
+ MFREE(bootclasspath, char, strlen(bootclasspath));
+
+ cplen = strlen(CACAO_VM_ZIP) +
+ strlen(":") +
+ strlen(opt_arg) +
+ strlen("0");
+
+ bootclasspath = MNEW(char, cplen);
+
+ strcpy(bootclasspath, CACAO_VM_ZIP);
+ strcat(bootclasspath, ":");
+ strcat(bootclasspath, opt_arg);
+ break;
+
#if defined(ENABLE_JVMTI)
case OPT_DEBUG:
- jdwp=true;
+ /* this option exists only for compatibility reasons */
break;
case OPT_NOAGENT:
/* I don't know yet what Xnoagent should do. This is only for
compatiblity with eclipse - motse */
break;
case OPT_XRUNJDWP:
- transport = opt_arg;
- j=0;
- while (transport[j]!='=') j++;
- j++;
- while (j<strlen(transport)) {
- if (strncmp("suspend=",&transport[j],8)==0) {
- if ((j+8)>=strlen(transport) ||
- (transport[j+8]!= 'y' && transport[j+8]!= 'n')) {
- printf("bad Xrunjdwp option: -Xrunjdwp%s\n",transport);
- usage();
- break;
- }
- else {
- suspend = transport[j+8] == 'y';
- break;
- }
- }
- while (transport[j]!=',') j++;
- j++;
- }
-
+ agentbypath=jvmti=jdwp=true;
+ i = strlen(opt_arg)+33;
+ agentarg = MNEW(char,i);
+ /* XXX how can I get the <prefix>/lib directory ? */
+ snprintf(agentarg,i,"/usr/local/cacao/lib/libjdwp.so=%s",&opt_arg[1]);
break;
-
case OPT_AGENTPATH:
agentbypath = true;
case OPT_AGENTLIB:
j = atoi(opt_arg);
if (opt == OPT_MX)
- heapmaxsize = j;
+ opt_heapmaxsize = j;
else if (opt == OPT_MS)
- heapstartsize = j;
+ opt_heapstartsize = j;
else
opt_stacksize = j;
}
#endif
case OPT_VERSION:
- version();
- exit(0);
+ opt_version = true;
+ opt_exit = true;
break;
case OPT_FULLVERSION:
break;
case OPT_SHOWVERSION:
- version();
+ opt_version = true;
break;
case OPT_NOIEEE:
case OPT_SHOW: /* Display options */
for (j = 0; j < strlen(opt_arg); j++) {
switch (opt_arg[j]) {
- case 'a':
- opt_showdisassemble = true;
- compileverbose = true;
- break;
case 'c':
showconstantpool = true;
break;
- case 'd':
- opt_showddatasegment = true;
+
+ case 'u':
+ showutf = true;
break;
- case 'e':
- opt_showexceptionstubs = true;
+
+ case 'm':
+ showmethods = true;
break;
+
case 'i':
opt_showintermediate = true;
compileverbose = true;
break;
- case 'm':
- showmethods = true;
+
+#if defined(ENABLE_DISASSEMBLER)
+ case 'a':
+ opt_showdisassemble = true;
+ compileverbose = true;
+ break;
+
+ case 'e':
+ opt_showexceptionstubs = true;
break;
+
case 'n':
opt_shownativestub = true;
break;
- case 'u':
- showutf = true;
+#endif
+
+ case 'd':
+ opt_showddatasegment = true;
break;
+
default:
usage();
}
Xusage();
break;
+ case OPT_ESA:
+ _Jv_jvm->Java_java_lang_VMClassLoader_defaultAssertionStatus = true;
+ break;
+
+ case OPT_DSA:
+ _Jv_jvm->Java_java_lang_VMClassLoader_defaultAssertionStatus = false;
+ break;
+
case OPT_PROF_OPTION:
/* use <= to get the last \0 too */
}
+ /* Now we have all options handled and we can print the version
+ information. */
+
+ if (opt_version)
+ version(opt_exit);
+
+
/* get the main class *****************************************************/
if (opt_index < vm_args->nOptions) {
#if defined(ENABLE_JVMTI)
if (jvmti) {
- set_jvmti_phase(JVMTI_PHASE_ONLOAD);
- agentload(agentarg, agentbypath, &handle, &libname);
+ jvmti_set_phase(JVMTI_PHASE_ONLOAD);
+ jvmti_agentload(agentarg, agentbypath, &handle, &libname);
+ if (jdwp) MFREE(agentarg,char,strlen(agentarg));
+ jvmti_set_phase(JVMTI_PHASE_PRIMORDIAL);
}
- set_jvmti_phase(JVMTI_PHASE_PRIMORDIAL);
+
#endif
/* initialize the garbage collector */
- gc_init(heapmaxsize, heapstartsize);
+ gc_init(opt_heapmaxsize, opt_heapstartsize);
#if defined(ENABLE_INTRP)
/* Allocate main thread stack on the Java heap. */
}
#endif
-#if defined(USE_THREADS)
-#if defined(NATIVE_THREADS)
+#if defined(ENABLE_THREADS)
threads_preinit();
#endif
- lock_init();
-#endif
/* initialize the string hashtable stuff: lock (must be done
_after_ threads_preinit) */
/* initialize the loader subsystems (must be done _after_
classcache_init) */
- if (!loader_init((u1 *) stackbottom))
+ if (!loader_init())
throw_main_exception_exit();
if (!linker_init())
if (!jni_init())
throw_main_exception_exit();
-#if defined(USE_THREADS)
- if (!threads_init((u1 *) stackbottom))
+#if defined(ENABLE_THREADS)
+ if (!threads_init())
throw_main_exception_exit();
#endif
throw_main_exception_exit();
#endif
-#if defined(USE_THREADS)
+ /* initialize recompilation */
+
+ if (!recompile_init())
+ throw_main_exception_exit();
+
+#if defined(ENABLE_THREADS)
/* finally, start the finalizer thread */
if (!finalizer_start_thread())
throw_main_exception_exit();
+ /* start the recompilation thread (must be done before the
+ profiling thread) */
+
+ if (!recompile_start_thread())
+ throw_main_exception_exit();
+
+# if defined(ENABLE_PROFILING)
/* start the profile sampling thread */
-/* if (!profile_start_thread()) */
-/* throw_main_exception_exit(); */
+ if (opt_prof)
+ if (!profile_start_thread())
+ throw_main_exception_exit();
+# endif
#endif
#if defined(ENABLE_JVMTI)
s4 vm_destroy(JavaVM *vm)
{
-#if defined(USE_THREADS)
-#if defined(NATIVE_THREADS)
- joinAllThreads();
-#else
- killThread(currentThread);
-#endif
+#if defined(ENABLE_THREADS)
+ threads_join_all_threads();
#endif
/* everything's ok */
assert(class_java_lang_System->state & CLASS_LOADED);
#if defined(ENABLE_JVMTI)
- set_jvmti_phase(JVMTI_PHASE_DEAD);
- if (jvmti) agentunload();
+ if (jvmti || (dbgcom!=NULL)) {
+ jvmti_set_phase(JVMTI_PHASE_DEAD);
+ if (jvmti) jvmti_agentunload();
+ }
#endif
if (!link_class(class_java_lang_System))
{
log_text("CACAO terminated by shutdown");
dolog("Exit status: %d\n", (s4) status);
+
}
+#if defined(ENABLE_JVMTI)
+ /* terminate cacaodbgserver */
+ if (dbgcom!=NULL) {
+ pthread_mutex_lock(&dbgcomlock);
+ dbgcom->running=1;
+ pthread_mutex_unlock(&dbgcomlock);
+ jvmti_cacaodbgserver_quit();
+ }
+#endif
+
exit(status);
}
# endif
#endif /* !defined(NDEBUG) */
-#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
- clear_thread_flags(); /* restores standard file descriptor
- flags */
-#endif
-
#if defined(ENABLE_RT_TIMING)
rt_timing_print_time_stats(stderr);
#endif
}
+/* vm_abort ********************************************************************
+
+ Prints an error message and aborts the VM.
+
+*******************************************************************************/
+
+void vm_abort(const char *text, ...)
+{
+ va_list ap;
+
+ /* print the log message */
+
+ log_start();
+
+ va_start(ap, text);
+ log_vprint(text, ap);
+ va_end(ap);
+
+ log_finish();
+
+ /* now abort the VM */
+
+ abort();
+}
+
+
/* vm_vmargs_from_valist *******************************************************
XXX