#include <java/lang/ThreadGroup.h>
#endif
+#include <jvmti.h>
+#include "jvmti-int.h"
+
#ifndef DISABLE_GETENV_PROPERTIES
#include <ctype.h>
#include <java-props.h>
#include <java/lang/NullPointerException.h>
#include <java/lang/OutOfMemoryError.h>
#include <java/lang/System.h>
-#include <java/lang/VMThrowable.h>
#include <java/lang/VMClassLoader.h>
#include <java/lang/reflect/Modifier.h>
#include <java/io/PrintStream.h>
#include <gnu/gcj/runtime/ExtensionClassLoader.h>
#include <gnu/gcj/runtime/FinalizerThread.h>
#include <execution.h>
+#include <gnu/classpath/jdwp/Jdwp.h>
+#include <gnu/classpath/jdwp/VMVirtualMachine.h>
#include <gnu/java/lang/MainThread.h>
#ifdef USE_LTDL
// Execution engine for compiled code.
_Jv_CompiledEngine _Jv_soleCompiledEngine;
+// Execution engine for code compiled with -findirect-classes
+_Jv_IndirectCompiledEngine _Jv_soleIndirectCompiledEngine;
+
// We allocate a single OutOfMemoryError exception which we keep
// around for use if we run out of memory.
static java::lang::OutOfMemoryError *no_memory;
// Number of bytes in largest array object we create. This could be
// increased to the largest size_t value, so long as the appropriate
// functions are changed to take a size_t argument instead of jint.
-#define MAX_OBJECT_SIZE ((1<<31) - 1)
+#define MAX_OBJECT_SIZE (((size_t)1<<31) - 1)
// Properties set at compile time.
const char **_Jv_Compiler_Properties = NULL;
const char **_Jv_argv;
int _Jv_argc;
+// Debugging options
+static bool remoteDebug = false;
+static char defaultJdwpOptions[] = "";
+static char *jdwpOptions = defaultJdwpOptions;
+
// Argument support.
int
_Jv_GetNbArgs (void)
/* Count the number of Unicode chars encoded in a given Ut8 string. */
int
-_Jv_strLengthUtf8(char* str, int len)
+_Jv_strLengthUtf8(const char* str, int len)
{
unsigned char* ptr;
unsigned char* limit;
* This returns the same hash value as specified or java.lang.String.hashCode.
*/
jint
-_Jv_hashUtf8String (char* str, int len)
+_Jv_hashUtf8String (const char* str, int len)
{
unsigned char* ptr = (unsigned char*) str;
unsigned char* limit = ptr + len;
}
void
-_Jv_Utf8Const::init(char *s, int len)
+_Jv_Utf8Const::init(const char *s, int len)
{
::memcpy (data, s, len);
data[len] = 0;
}
_Jv_Utf8Const *
-_Jv_makeUtf8Const (char* s, int len)
+_Jv_makeUtf8Const (const char* s, int len)
{
if (len < 0)
len = strlen (s);
#else
fprintf (stderr, "libgcj failure: %s\n", message);
#endif
+ fflush (stderr);
abort ();
}
jobject
_Jv_NewMultiArray (jclass array_type, jint dimensions, ...)
{
+ // Creating an array of an unresolved type is impossible. So we throw
+ // the NoClassDefFoundError.
+ if (_Jv_IsPhantomClass(array_type))
+ throw new java::lang::NoClassDefFoundError(array_type->getName());
+
va_list args;
jint sizes[dimensions];
va_start (args, dimensions);
DECLARE_PRIM_TYPE(void)
void
-_Jv_InitPrimClass (jclass cl, char *cname, char sig, int len)
+_Jv_InitPrimClass (jclass cl, const char *cname, char sig, int len)
{
using namespace java::lang::reflect;
// Thread stack size specified by the -Xss runtime argument.
size_t stack_size = 0;
+
+ // Start time of the VM
+ jlong startTime = 0;
+
+ // Arguments passed to the VM
+ JArray<jstring>* vmArgs;
+
+ // Currently loaded classes
+ jint loadedClasses = 0;
+
+ // Unloaded classes
+ jlong unloadedClasses = 0;
}
// We accept all non-standard options accepted by Sun's java command,
}
else if (! strcmp (option_string, "debug"))
{
- // FIXME: add JDWP/JVMDI support
+ remoteDebug = true;
+ }
+ else if (! strncmp (option_string, "runjdwp:", 8))
+ {
+ if (strlen (option_string) > 8)
+ jdwpOptions = &option_string[8];
+ else
+ {
+ fprintf (stderr,
+ "libgcj: argument required for JDWP options");
+ return -1;
+ }
}
else if (! strncmp (option_string, "bootclasspath:", 14))
{
return -1;
runtimeInitialized = true;
+ startTime = _Jv_platform_gettimeofday();
jint result = parse_init_args (vm_args);
if (result < 0)
_Jv_InitPrimClass (&_Jv_doubleClass, "double", 'D', 8);
_Jv_InitPrimClass (&_Jv_voidClass, "void", 'V', 0);
- // Turn stack trace generation off while creating exception objects.
- _Jv_InitClass (&java::lang::VMThrowable::class$);
- java::lang::VMThrowable::trace_enabled = 0;
-
// We have to initialize this fairly early, to avoid circular class
// initialization. In particular we want to start the
// initialization of ClassLoader before we start the initialization
no_memory = new java::lang::OutOfMemoryError;
- java::lang::VMThrowable::trace_enabled = 1;
-
#ifdef USE_LTDL
LTDL_SET_PRELOADED_SYMBOLS ();
#endif
_Jv_platform_initialize ();
_Jv_JNI_Init ();
+ _Jv_JVMTI_Init ();
_Jv_GCInitializeFinalizers (&::gnu::gcj::runtime::FinalizerThread::finalizerReady);
{
}
+ runtimeInitialized = true;
+
return 0;
}
fprintf (stderr, "libgcj: couldn't create virtual machine\n");
exit (1);
}
+
+ if (vm_args == NULL)
+ gcj::vmArgs = JvConvertArgv(0, NULL);
+ else
+ {
+ const char* vmArgs[vm_args->nOptions];
+ const char** vmPtr = vmArgs;
+ struct _Jv_VMOption* optionPtr = vm_args->options;
+ for (int i = 0; i < vm_args->nOptions; ++i)
+ *vmPtr++ = (*optionPtr++).optionString;
+ gcj::vmArgs = JvConvertArgv(vm_args->nOptions, vmArgs);
+ }
// Get the Runtime here. We want to initialize it before searching
// for `main'; that way it will be set up if `main' is a JNI method.
if (klass)
main_thread = new MainThread (klass, arg_vec);
else
- main_thread = new MainThread (JvNewStringLatin1 (name),
+ main_thread = new MainThread (JvNewStringUTF (name),
arg_vec, is_jar);
+ _Jv_AttachCurrentThread (main_thread);
+
+ // Start JDWP
+ if (remoteDebug)
+ {
+ using namespace gnu::classpath::jdwp;
+ VMVirtualMachine::initialize ();
+ Jdwp *jdwp = new Jdwp ();
+ jdwp->setDaemon (true);
+ jdwp->configure (JvNewStringLatin1 (jdwpOptions));
+ jdwp->start ();
+
+ // Wait for JDWP to initialize and start
+ jdwp->join ();
+ }
+
+ // Send VMInit
+ if (JVMTI_REQUESTED_EVENT (VMInit))
+ _Jv_JVMTI_PostEvent (JVMTI_EVENT_VM_INIT, main_thread);
}
catch (java::lang::Throwable *t)
{
("Exception during runtime initialization"));
t->printStackTrace();
if (runtime)
- runtime->exit (1);
+ java::lang::Runtime::exitNoChecksAccessor (1);
// In case the runtime creation failed.
::exit (1);
}
- _Jv_AttachCurrentThread (main_thread);
_Jv_ThreadRun (main_thread);
+ // Send VMDeath
+ if (JVMTI_REQUESTED_EVENT (VMDeath))
+ {
+ java::lang::Thread *thread = java::lang::Thread::currentThread ();
+ JNIEnv *jni_env = _Jv_GetCurrentJNIEnv ();
+ _Jv_JVMTI_PostEvent (JVMTI_EVENT_VM_DEATH, thread, jni_env);
+ }
+
// If we got here then something went wrong, as MainThread is not
// supposed to terminate.
::exit (1);
_Jv_RunMain (klass, NULL, argc, argv, false);
}
+void
+JvRunMainName (const char *name, int argc, const char **argv)
+{
+ _Jv_RunMain (NULL, name, argc, argv, false);
+}
+
\f
// Parse a string and return a heap size.
&& _Jv_ClassNameSamePackage (self_klass->name,
other_klass->name)));
}
+
+// Prepend GCJ_VERSIONED_LIBDIR to a module search path stored in a C
+// char array, if the path is not already prefixed by
+// GCJ_VERSIONED_LIBDIR. Return a newly JvMalloc'd char buffer. The
+// result should be freed using JvFree.
+char*
+_Jv_PrependVersionedLibdir (char* libpath)
+{
+ char* retval = 0;
+
+ if (libpath && libpath[0] != '\0')
+ {
+ if (! strncmp (libpath,
+ GCJ_VERSIONED_LIBDIR,
+ sizeof (GCJ_VERSIONED_LIBDIR) - 1))
+ {
+ // LD_LIBRARY_PATH is already prefixed with
+ // GCJ_VERSIONED_LIBDIR.
+ retval = (char*) _Jv_Malloc (strlen (libpath) + 1);
+ strcpy (retval, libpath);
+ }
+ else
+ {
+ // LD_LIBRARY_PATH is not prefixed with
+ // GCJ_VERSIONED_LIBDIR.
+ char path_sep[2];
+ path_sep[0] = (char) _Jv_platform_path_separator;
+ path_sep[1] = '\0';
+ jsize total = ((sizeof (GCJ_VERSIONED_LIBDIR) - 1)
+ + 1 /* path separator */ + strlen (libpath) + 1);
+ retval = (char*) _Jv_Malloc (total);
+ strcpy (retval, GCJ_VERSIONED_LIBDIR);
+ strcat (retval, path_sep);
+ strcat (retval, libpath);
+ }
+ }
+ else
+ {
+ // LD_LIBRARY_PATH was not specified or is empty.
+ retval = (char*) _Jv_Malloc (sizeof (GCJ_VERSIONED_LIBDIR));
+ strcpy (retval, GCJ_VERSIONED_LIBDIR);
+ }
+
+ return retval;
+}