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8235829: graal crashes with Zombie.java test

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Start ServiceThread before compiler threads, and run nmethod barriers for zgc before adding to the service thread queues, or posting events from the java thread.

Reviewed-by: pliden, dholmes, rehn
This commit is contained in:
Coleen Phillimore 2019-12-18 11:51:22 -05:00
parent f58a8cbed2
commit eb6beeac94
12 changed files with 91 additions and 32 deletions
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5
src/hotspot/share/runtime/thread.cpp
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@ -88,6 +88,7 @@
#include "runtime/safepoint.hpp"
#include "runtime/safepointMechanism.inline.hpp"
#include "runtime/safepointVerifiers.hpp"
#include "runtime/serviceThread.hpp"
#include "runtime/sharedRuntime.hpp"
#include "runtime/statSampler.hpp"
#include "runtime/stubRoutines.hpp"
@ -3995,6 +3996,10 @@ jint Threads::create_vm(JavaVMInitArgs* args, bool* canTryAgain) {
Chunk::start_chunk_pool_cleaner_task();
}
// Start the service thread
// The service thread enqueues JVMTI deferred events and does various hashtable
// and other cleanups. Needs to start before the compilers start posting events.
ServiceThread::initialize();
// initialize compiler(s)
#if defined(COMPILER1) || COMPILER2_OR_JVMCI