Mercurial > hg > truffle
comparison src/share/vm/runtime/thread.cpp @ 3987:fd65bc7c09b6
Merge
author | tonyp |
---|---|
date | Thu, 06 Oct 2011 13:28:09 -0400 |
parents | f08d439fab8c 4dfb2df418f2 |
children | 23a1c8de9d51 |
comparison
equal
deleted
inserted
replaced
3971:95607b70acb5 | 3987:fd65bc7c09b6 |
---|---|
751 // GC Support | 751 // GC Support |
752 bool Thread::claim_oops_do_par_case(int strong_roots_parity) { | 752 bool Thread::claim_oops_do_par_case(int strong_roots_parity) { |
753 jint thread_parity = _oops_do_parity; | 753 jint thread_parity = _oops_do_parity; |
754 if (thread_parity != strong_roots_parity) { | 754 if (thread_parity != strong_roots_parity) { |
755 jint res = Atomic::cmpxchg(strong_roots_parity, &_oops_do_parity, thread_parity); | 755 jint res = Atomic::cmpxchg(strong_roots_parity, &_oops_do_parity, thread_parity); |
756 if (res == thread_parity) return true; | 756 if (res == thread_parity) { |
757 else { | 757 return true; |
758 } else { | |
758 guarantee(res == strong_roots_parity, "Or else what?"); | 759 guarantee(res == strong_roots_parity, "Or else what?"); |
759 assert(SharedHeap::heap()->n_par_threads() > 0, | 760 assert(SharedHeap::heap()->n_par_threads() > 0, |
760 "Should only fail when parallel."); | 761 "Should only fail when parallel."); |
761 return false; | 762 return false; |
762 } | 763 } |
3907 if (p->claim_oops_do(is_par, cp)) { | 3908 if (p->claim_oops_do(is_par, cp)) { |
3908 p->oops_do(f, cf); | 3909 p->oops_do(f, cf); |
3909 } | 3910 } |
3910 } | 3911 } |
3911 VMThread* vmt = VMThread::vm_thread(); | 3912 VMThread* vmt = VMThread::vm_thread(); |
3912 if (vmt->claim_oops_do(is_par, cp)) | 3913 if (vmt->claim_oops_do(is_par, cp)) { |
3913 vmt->oops_do(f, cf); | 3914 vmt->oops_do(f, cf); |
3915 } | |
3914 } | 3916 } |
3915 | 3917 |
3916 #ifndef SERIALGC | 3918 #ifndef SERIALGC |
3917 // Used by ParallelScavenge | 3919 // Used by ParallelScavenge |
3918 void Threads::create_thread_roots_tasks(GCTaskQueue* q) { | 3920 void Threads::create_thread_roots_tasks(GCTaskQueue* q) { |