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use vmRun to execute implementations of JVM_MonitorWait/Notify/NotifyAll

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These methods can all throw exceptions, so they must be run using
vmRun to avoid unwinding past the JVM entry points.
This commit is contained in:
Joel Dice 2011-02-14 18:55:11 -07:00
parent 2f727dc3ce
commit 6e19f4dcca
1 changed files with 39 additions and 6 deletions
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45
src/classpath-openjdk.cpp
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@ -1806,28 +1806,61 @@ EXPORT(JVM_IHashCode)(Thread* t, jobject o)
return objectHash(t, *o); return objectHash(t, *o);
} }
uint64_t
jvmWait(Thread* t, uintptr_t* arguments)
{
jobject o = reinterpret_cast<jobject>(arguments[0]);
jlong milliseconds; memcpy(&milliseconds, arguments + 1, sizeof(jlong));
vm::wait(t, *o, milliseconds);
return 1;
}
extern "C" JNIEXPORT void JNICALL extern "C" JNIEXPORT void JNICALL
EXPORT(JVM_MonitorWait)(Thread* t, jobject o, jlong milliseconds) EXPORT(JVM_MonitorWait)(Thread* t, jobject o, jlong milliseconds)
{ {
ENTER(t, Thread::ActiveState); uintptr_t arguments[1 + (sizeof(jlong) / BytesPerWord)];
arguments[0] = reinterpret_cast<uintptr_t>(o);
memcpy(arguments + 1, &milliseconds, sizeof(jlong));
vm::wait(t, *o, milliseconds); run(t, jvmWait, arguments);
}
uint64_t
jvmNotify(Thread* t, uintptr_t* arguments)
{
jobject o = reinterpret_cast<jobject>(arguments[0]);
notify(t, *o);
return 1;
} }
extern "C" JNIEXPORT void JNICALL extern "C" JNIEXPORT void JNICALL
EXPORT(JVM_MonitorNotify)(Thread* t, jobject o) EXPORT(JVM_MonitorNotify)(Thread* t, jobject o)
{ {
ENTER(t, Thread::ActiveState); uintptr_t arguments[] = { reinterpret_cast<uintptr_t>(o) };
notify(t, *o); run(t, jvmNotify, arguments);
}
uint64_t
jvmNotifyAll(Thread* t, uintptr_t* arguments)
{
jobject o = reinterpret_cast<jobject>(arguments[0]);
notifyAll(t, *o);
return 1;
} }
extern "C" JNIEXPORT void JNICALL extern "C" JNIEXPORT void JNICALL
EXPORT(JVM_MonitorNotifyAll)(Thread* t, jobject o) EXPORT(JVM_MonitorNotifyAll)(Thread* t, jobject o)
{ {
ENTER(t, Thread::ActiveState); uintptr_t arguments[] = { reinterpret_cast<uintptr_t>(o) };
notifyAll(t, *o); run(t, jvmNotifyAll, arguments);
} }
uint64_t uint64_t