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8234796: Refactor Handshake::execute to take a more complex type than ThreadClosure

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Reviewed-by: dholmes, pliden, coleenp
This commit is contained in:
Robbin Ehn 2019-12-03 15:32:41 +01:00
parent 095d77acf0
commit 21e03e71aa
36 changed files with 95 additions and 50 deletions
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10
src/hotspot/share/runtime/deoptimization.cpp
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@ -805,10 +805,10 @@ JRT_LEAF(BasicType, Deoptimization::unpack_frames(JavaThread* thread, int exec_m
return bt;
JRT_END
class DeoptimizeMarkedTC : public ThreadClosure {
class DeoptimizeMarkedClosure : public HandshakeClosure {
public:
virtual void do_thread(Thread* thread) {
assert(thread->is_Java_thread(), "must be");
DeoptimizeMarkedClosure() : HandshakeClosure("Deoptimize") {}
void do_thread(Thread* thread) {
JavaThread* jt = (JavaThread*)thread;
jt->deoptimize_marked_methods();
}
@ -819,7 +819,7 @@ void Deoptimization::deoptimize_all_marked() {
DeoptimizationMarker dm;
if (SafepointSynchronize::is_at_safepoint()) {
DeoptimizeMarkedTC deopt;
DeoptimizeMarkedClosure deopt;
// Make the dependent methods not entrant
CodeCache::make_marked_nmethods_not_entrant();
Threads::java_threads_do(&deopt);
@ -829,7 +829,7 @@ void Deoptimization::deoptimize_all_marked() {
MutexLocker mu(CodeCache_lock, Mutex::_no_safepoint_check_flag);
CodeCache::make_marked_nmethods_not_entrant();
}
DeoptimizeMarkedTC deopt;
DeoptimizeMarkedClosure deopt;
Handshake::execute(&deopt);
}
}