-/* 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,
Authors: Christian Thalinger
- Changes:
+ 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 "vm/classcache.h"
#include "vm/stringlocal.h"
#include "vm/suck.h"
#include "vm/vm.h"
+#include "vm/jit/jit.h"
#include "vm/jit/asmpart.h"
#include "vm/jit/profile/profile.h"
+#include "vm/rt-timing.h"
#if defined(ENABLE_JVMTI)
#include "native/jvmti/cacaodbg.h"
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_VERBOSE1,
OPT_NOIEEE,
OPT_SOFTNULL,
- OPT_TIME,
#if defined(ENABLE_STATISTICS)
+ OPT_TIME,
OPT_STAT,
#endif
OPT_SIGNATURE,
OPT_SHOW,
OPT_ALL,
- OPT_OLOOP,
- OPT_INLINING,
- OPT_VERBOSETC,
+#if defined(ENABLE_VERIFIER)
OPT_NOVERIFY,
- OPT_LIBERALUTF,
+#if defined(TYPECHECK_VERBOSE)
+ OPT_VERBOSETC,
+#endif
+#endif /* defined(ENABLE_VERIFIER) */
OPT_EAGER,
/* optimization options */
+#if defined(ENABLE_LOOP)
+ OPT_OLOOP,
+#endif
+
#if defined(ENABLE_IFCONV)
OPT_IFCONV,
#endif
OPT_LSRA,
#endif
+#if defined(ENABLE_INLINING)
+ OPT_INLINING,
+#endif
+
#if defined(ENABLE_INTRP)
/* interpreter options */
{ "X", false, OPT_X },
{ "noasyncgc", false, OPT_IGNORE },
+#if defined(ENABLE_VERIFIER)
{ "noverify", false, OPT_NOVERIFY },
- { "liberalutf", false, OPT_LIBERALUTF },
+#endif
{ "v", false, OPT_VERBOSE1 },
{ "verbose:", true, OPT_VERBOSE },
-#ifdef TYPECHECK_VERBOSE
+#if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
{ "verbosetc", false, OPT_VERBOSETC },
#endif
#if defined(__ALPHA__)
{ "noieee", false, OPT_NOIEEE },
#endif
{ "softnull", false, OPT_SOFTNULL },
- { "time", false, OPT_TIME },
#if defined(ENABLE_STATISTICS)
+ { "time", false, OPT_TIME },
{ "stat", false, OPT_STAT },
#endif
{ "log", true, OPT_LOG },
{ "eager", false, OPT_EAGER },
{ "sig", true, OPT_SIGNATURE },
{ "all", false, OPT_ALL },
+#if defined(ENABLE_LOOP)
{ "oloop", false, OPT_OLOOP },
+#endif
#if defined(ENABLE_IFCONV)
{ "ifconv", false, OPT_IFCONV },
#endif
/* keep these at the end of the list */
+#if defined(ENABLE_INLINING)
{ "i", true, OPT_INLINING },
+#endif
{ "m", true, OPT_METHOD },
{ "s", true, OPT_SHOW },
#if defined(__ALPHA__)
puts(" -noieee don't use ieee compliant arithmetic");
#endif
+#if defined(ENABLE_VERIFIER)
puts(" -noverify don't verify classfiles");
- puts(" -liberalutf don't warn about overlong UTF-8 sequences");
+#endif
puts(" -softnull use software nullpointer check");
- puts(" -time measure the runtime");
#if defined(ENABLE_STATISTICS)
+ puts(" -time measure the runtime");
puts(" -stat detailed compiler statistics");
#endif
puts(" -log logfile specify a name for the logfile");
puts(" -c(heck)b(ounds) don't check array bounds");
puts(" s(ync) don't check for synchronization");
- puts(" -oloop optimize array accesses in loops");
+#if defined(ENABLE_LOOP)
+ puts(" -oloop optimize array accesses in loops");
+#endif
puts(" -l don't start the class after loading");
puts(" -eager perform eager class loading and linking");
puts(" -all compile all methods, no execution");
puts(" m(ethods) show class fields and methods");
puts(" n(ative) show disassembled native stubs");
puts(" u(tf) show the utf - hash");
+#if defined(ENABLE_INLINING)
puts(" -i n(line) activate inlining");
puts(" v(irtual) inline virtual methods (uses/turns rt option on)");
puts(" e(exception) inline methods with exceptions");
puts(" p(aramopt) optimize argument renaming");
puts(" o(utsiders) inline methods of foreign classes");
+#endif /* defined(ENABLE_INLINING) */
#if defined(ENABLE_IFCONV)
puts(" -ifconv use if-conversion");
#endif
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)");
+ 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:
#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_PATH":"CLASSPATH_GLIBJ_ZIP_PATH"");
+ 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);
}
{
char *cp;
s4 cplen;
- u4 heapmaxsize;
- u4 heapstartsize;
s4 opt;
s4 i, j, k;
+
+#if defined(ENABLE_JVMTI)
+ lt_dlhandle handle;
+ char* libname;
+ bool agentbypath = false;;
+#endif
+
+
+
/* check the JNI version requested */
switch (vm_args->version) {
checknull = false;
opt_noieee = false;
- heapmaxsize = HEAP_MAXSIZE;
- heapstartsize = HEAP_STARTSIZE;
- opt_stacksize = STACK_SIZE;
+ opt_heapmaxsize = HEAP_MAXSIZE;
+ opt_heapstartsize = HEAP_STARTSIZE;
+ opt_stacksize = STACK_SIZE;
#if defined(ENABLE_JVMTI)
/* initialize JVMTI related **********************************************/
- jvmtibrkpt.brk=NULL;
- jvmtibrkpt.num=0;
- jvmtibrkpt.size=0;
- jdwp = jvmti = dbgprocess = false;
+ jdwp = 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 no '=' is given, just create an empty property */
properties_add(opt_arg, "");
-
+
didit:
break;
}
break;
+
case OPT_AGENTPATH:
+ agentbypath = true;
case OPT_AGENTLIB:
jvmti=true;
agentarg = opt_arg;
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;
}
opt_verboseexception = true;
break;
-#ifdef TYPECHECK_VERBOSE
+#if defined(ENABLE_VERIFIER) && defined(TYPECHECK_VERBOSE)
case OPT_VERBOSETC:
- typecheckverbose = true;
+ opt_typecheckverbose = true;
break;
#endif
opt_noieee = true;
break;
+#if defined(ENABLE_VERIFIER)
case OPT_NOVERIFY:
opt_verify = false;
break;
-
- case OPT_LIBERALUTF:
- opt_liberalutf = true;
- break;
+#endif
case OPT_SOFTNULL:
checknull = true;
break;
+#if defined(ENABLE_STATISTICS)
case OPT_TIME:
- getcompilingtime = true;
- getloadingtime = true;
+ opt_getcompilingtime = true;
+ opt_getloadingtime = true;
break;
-#if defined(ENABLE_STATISTICS)
case OPT_STAT:
opt_stat = true;
break;
}
break;
+#if defined(ENABLE_LOOP)
case OPT_OLOOP:
opt_loops = true;
break;
+#endif
+#if defined(ENABLE_INLINING)
case OPT_INLINING:
for (j = 0; j < strlen(opt_arg); j++) {
switch (opt_arg[j]) {
}
}
break;
+#endif /* defined(ENABLE_INLINING) */
#if defined(ENABLE_IFCONV)
case OPT_IFCONV:
}
#if defined(ENABLE_JVMTI)
- /* The fork has to occure before threads a created because threads are
- not forked correctly (see man pthread_atfork). Varibale dbgprocess
- stores information whether this is the debugger or debuggee process. */
- if (jvmti || jdwp) {
- set_jvmti_phase(JVMTI_PHASE_ONLOAD);
- dbgprocess = cacaodbgfork();
- }
-
- if (dbgprocess && jvmti) { /* is this the parent/debugger process ? */
- agentload(agentarg);
- set_jvmti_phase(JVMTI_PHASE_PRIMORDIAL);
+ if (jvmti) {
+ jvmti_set_phase(JVMTI_PHASE_ONLOAD);
+ jvmti_agentload(agentarg, agentbypath, &handle, &libname);
}
+ jvmti_set_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
- initLocks();
-#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 (!builtin_init())
throw_main_exception_exit();
-#if defined(USE_THREADS)
- if (!threads_init((u1 *) stackbottom))
+ /* Initialize the JNI subsystem (must be done _before_
+ threads_init, as threads_init can call JNI methods
+ (e.g. NewGlobalRef). */
+
+ if (!jni_init())
+ throw_main_exception_exit();
+
+#if defined(ENABLE_THREADS)
+ if (!threads_init())
throw_main_exception_exit();
#endif
if (!initialize_class(class_java_lang_System))
throw_main_exception_exit();
- /* JNI init creates a Java object (this means running Java code) */
-
- if (!jni_init())
- throw_main_exception_exit();
-
#if defined(ENABLE_PROFILING)
/* initialize profiling */
throw_main_exception_exit();
#endif
-#if defined(USE_THREADS)
+#if defined(ENABLE_THREADS)
/* finally, start the finalizer thread */
if (!finalizer_start_thread())
/* throw_main_exception_exit(); */
#endif
+#if defined(ENABLE_JVMTI)
+ if (jvmti) {
+ /* add agent library to native library hashtable */
+ native_hashtable_library_add(utf_new_char(libname), class_java_lang_Object->classloader, handle);
+ }
+#endif
+
/* increment the number of VMs */
vms++;
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)
- if (dbgprocess) {
- set_jvmti_phase(JVMTI_PHASE_DEAD);
- if (jvmti) agentunload();
+ if (jvmti || (dbgcom!=NULL)) {
+ jvmti_set_phase(JVMTI_PHASE_DEAD);
+ if (jvmti) jvmti_agentunload();
}
#endif
void vm_shutdown(s4 status)
{
-#if defined(ENABLE_JVMTI)
- if (dbgprocess) {
- set_jvmti_phase(JVMTI_PHASE_DEAD);
- if (jvmti) agentunload();
- ipcrm();
- }
+ if (opt_verbose
+#if defined(ENABLE_STATISTICS)
+ || opt_getcompilingtime || opt_stat
#endif
- if (opt_verbose || getcompilingtime || opt_stat) {
+ )
+ {
log_text("CACAO terminated by shutdown");
dolog("Exit status: %d\n", (s4) status);
}
void vm_exit_handler(void)
{
-#if defined(ENABLE_JVMTI)
- if (jvmti && jdwp) set_jvmti_phase(JVMTI_PHASE_DEAD);
- if (jvmti) agentunload();
- ipcrm();
-#endif
-
#if !defined(NDEBUG)
if (showmethods)
class_showmethods(mainclass);
if (opt_prof)
profile_printstats();
# endif
+#endif /* !defined(NDEBUG) */
+
+#if defined(ENABLE_RT_TIMING)
+ rt_timing_print_time_stats(stderr);
#endif
-#if defined(USE_THREADS) && !defined(NATIVE_THREADS)
- clear_thread_flags(); /* restores standard file descriptor
- flags */
+#if defined(ENABLE_CYCLES_STATS)
+ builtin_print_cycles_stats(stderr);
+ stacktrace_print_cycles_stats(stderr);
#endif
- if (opt_verbose || getcompilingtime || opt_stat) {
+ if (opt_verbose
+#if defined(ENABLE_STATISTICS)
+ || opt_getcompilingtime || opt_stat
+#endif
+ )
+ {
log_text("CACAO terminated");
#if defined(ENABLE_STATISTICS)
mem_usagelog(1);
- if (getcompilingtime)
+ if (opt_getcompilingtime)
print_times();
-#endif
+#endif /* defined(ENABLE_STATISTICS) */
}
/* vm_print_profile(stderr);*/
}
+/* 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
if (o != NULL) {
/* the `this' pointer */
- vmargs[0].type = TYPE_ADR;
- vmargs[0].data = (u8) (ptrint) o;
+ vmargs[0].type = TYPE_ADR;
+ vmargs[0].data.l = (u8) (ptrint) o;
paramtypes++;
i++;
case PRIMITIVETYPE_CHAR:
case PRIMITIVETYPE_SHORT:
case PRIMITIVETYPE_INT:
- vmargs[i].type = TYPE_INT;
- vmargs[i].data = (s8) va_arg(ap, s4);
+ vmargs[i].type = TYPE_INT;
+ vmargs[i].data.l = (s8) va_arg(ap, s4);
break;
case PRIMITIVETYPE_LONG:
- vmargs[i].type = TYPE_LNG;
- vmargs[i].data = (s8) va_arg(ap, s8);
+ vmargs[i].type = TYPE_LNG;
+ vmargs[i].data.l = (s8) va_arg(ap, s8);
break;
case PRIMITIVETYPE_FLOAT:
- vmargs[i].type = TYPE_FLT;
+ vmargs[i].type = TYPE_FLT;
#if defined(__ALPHA__)
/* this keeps the assembler function much simpler */
- *((jdouble *) (&vmargs[i].data)) = (jdouble) va_arg(ap, jdouble);
+ vmargs[i].data.d = (jdouble) va_arg(ap, jdouble);
#else
- *((jfloat *) (&vmargs[i].data)) = (jfloat) va_arg(ap, jdouble);
+ vmargs[i].data.f = (jfloat) va_arg(ap, jdouble);
#endif
break;
case PRIMITIVETYPE_DOUBLE:
- vmargs[i].type = TYPE_DBL;
- *((jdouble *) (&vmargs[i].data)) = (jdouble) va_arg(ap, jdouble);
+ vmargs[i].type = TYPE_DBL;
+ vmargs[i].data.d = (jdouble) va_arg(ap, jdouble);
break;
case TYPE_ADR:
- vmargs[i].type = TYPE_ADR;
- vmargs[i].data = (u8) (ptrint) va_arg(ap, void*);
+ vmargs[i].type = TYPE_ADR;
+ vmargs[i].data.l = (u8) (ptrint) va_arg(ap, void*);
break;
}
}
if (o != NULL) {
/* the `this' pointer */
- vmargs[0].type = TYPE_ADR;
- vmargs[0].data = (u8) (ptrint) o;
+ vmargs[0].type = TYPE_ADR;
+ vmargs[0].data.l = (u8) (ptrint) o;
paramtypes++;
i++;
case PRIMITIVETYPE_CHAR:
case PRIMITIVETYPE_SHORT:
case PRIMITIVETYPE_INT:
- vmargs[i].type = TYPE_INT;
- vmargs[i].data = (s8) args[j].i;
+ vmargs[i].type = TYPE_INT;
+ vmargs[i].data.l = (s8) args[j].i;
break;
case PRIMITIVETYPE_LONG:
- vmargs[i].type = TYPE_LNG;
- vmargs[i].data = (s8) args[j].j;
+ vmargs[i].type = TYPE_LNG;
+ vmargs[i].data.l = (s8) args[j].j;
break;
case PRIMITIVETYPE_FLOAT:
#if defined(__ALPHA__)
/* this keeps the assembler function much simpler */
- *((jdouble *) (&vmargs[i].data)) = (jdouble) args[j].f;
+ vmargs[i].data.d = (jdouble) args[j].f;
#else
- *((jfloat *) (&vmargs[i].data)) = args[j].f;
+ vmargs[i].data.f = args[j].f;
#endif
break;
case PRIMITIVETYPE_DOUBLE:
- vmargs[i].type = TYPE_DBL;
- *((jdouble *) (&vmargs[i].data)) = args[j].d;
+ vmargs[i].type = TYPE_DBL;
+ vmargs[i].data.d = args[j].d;
break;
case TYPE_ADR:
- vmargs[i].type = TYPE_ADR;
- vmargs[i].data = (u8) (ptrint) args[j].l;
+ vmargs[i].type = TYPE_ADR;
+ vmargs[i].data.l = (u8) (ptrint) args[j].l;
break;
}
}