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comparison src/share/vm/runtime/thread.cpp @ 16795:a29e6e7b7a86

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Replace hsail donor threads with hsail tlabs
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Tue, 12 Aug 2014 16:30:17 -0700
parents ce6696559683
children 52b4284cb496
comparison
equal deleted inserted replaced
16794:74c02c90a3f9 16795:a29e6e7b7a86
1472 set_monitor_chunks(NULL); 1472 set_monitor_chunks(NULL);
1473 set_next(NULL); 1473 set_next(NULL);
1474 #ifdef GRAAL 1474 #ifdef GRAAL
1475 set_gpu_exception_bci(0); 1475 set_gpu_exception_bci(0);
1476 set_gpu_exception_method(NULL); 1476 set_gpu_exception_method(NULL);
1477 set_gpu_hsail_deopt_info(NULL); 1477 set_gpu_hsail_deopt_info(NULL);
1478 _gpu_hsail_tlabs_count = 0;
1479 _gpu_hsail_tlabs = NULL;
1478 #endif 1480 #endif
1479 set_thread_state(_thread_new); 1481 set_thread_state(_thread_new);
1480 #if INCLUDE_NMT 1482 #if INCLUDE_NMT
1481 set_recorder(NULL); 1483 set_recorder(NULL);
1482 #endif 1484 #endif
1692 _graal_old_thread_counters[i] += _graal_counters[i]; 1694 _graal_old_thread_counters[i] += _graal_counters[i];
1693 } 1695 }
1694 } 1696 }
1695 FREE_C_HEAP_ARRAY(jlong, _graal_counters, mtInternal); 1697 FREE_C_HEAP_ARRAY(jlong, _graal_counters, mtInternal);
1696 } 1698 }
1699
1700 delete_gpu_hsail_tlabs();
1697 #endif // GRAAL 1701 #endif // GRAAL
1698 } 1702 }
1699 1703
1700 1704
1701 // The first routine called by a new Java thread 1705 // The first routine called by a new Java thread
1966 1970
1967 // These have to be removed while this is still a valid thread. 1971 // These have to be removed while this is still a valid thread.
1968 remove_stack_guard_pages(); 1972 remove_stack_guard_pages();
1969 1973
1970 if (UseTLAB) { 1974 if (UseTLAB) {
1971 tlab().make_parsable(true); // retire TLAB 1975 tlabs_make_parsable(true); // retire TLABs, if any
1972 } 1976 }
1973 1977
1974 if (JvmtiEnv::environments_might_exist()) { 1978 if (JvmtiEnv::environments_might_exist()) {
1975 JvmtiExport::cleanup_thread(this); 1979 JvmtiExport::cleanup_thread(this);
1976 } 1980 }
2045 2049
2046 // These have to be removed while this is still a valid thread. 2050 // These have to be removed while this is still a valid thread.
2047 remove_stack_guard_pages(); 2051 remove_stack_guard_pages();
2048 2052
2049 if (UseTLAB) { 2053 if (UseTLAB) {
2050 tlab().make_parsable(true); // retire TLAB, if any 2054 tlabs_make_parsable(true); // retire TLABs, if any
2051 } 2055 }
2052 2056
2053 #if INCLUDE_ALL_GCS 2057 #if INCLUDE_ALL_GCS
2054 if (UseG1GC) { 2058 if (UseG1GC) {
2055 flush_barrier_queues(); 2059 flush_barrier_queues();
4790 p->verify(); 4794 p->verify();
4791 } 4795 }
4792 VMThread* thread = VMThread::vm_thread(); 4796 VMThread* thread = VMThread::vm_thread();
4793 if (thread != NULL) thread->verify(); 4797 if (thread != NULL) thread->verify();
4794 } 4798 }
4799
4800 void JavaThread::tlabs_make_parsable(bool retire) {
4801 // do the primary tlab for this thread
4802 tlab().make_parsable(retire);
4803 #ifdef GRAAL
4804 // do the gpu_hsail tlabs if any
4805 gpu_hsail_tlabs_make_parsable(retire);
4806 #endif
4807 }
4808
4809
4810 #ifdef GRAAL
4811 void JavaThread::initialize_gpu_hsail_tlabs(jint count) {
4812 if (!UseTLAB) return;
4813 // create tlabs
4814 _gpu_hsail_tlabs = NEW_C_HEAP_ARRAY(ThreadLocalAllocBuffer*, count, mtInternal);
4815 // initialize
4816 for (jint i = 0; i < count; i++) {
4817 _gpu_hsail_tlabs[i] = new ThreadLocalAllocBuffer();
4818 _gpu_hsail_tlabs[i]->initialize(Thread::current());
4819 }
4820 _gpu_hsail_tlabs_count = count;
4821 }
4822
4823 ThreadLocalAllocBuffer* JavaThread::get_gpu_hsail_tlab_at(jint idx) {
4824 assert(idx >= 0 && idx < get_gpu_hsail_tlabs_count(), "illegal gpu tlab index");
4825 return _gpu_hsail_tlabs[idx];
4826 }
4827
4828 void JavaThread::gpu_hsail_tlabs_make_parsable(bool retire) {
4829 for (jint i = 0; i < get_gpu_hsail_tlabs_count(); i++) {
4830 get_gpu_hsail_tlab_at(i)->make_parsable(retire);
4831 }
4832 }
4833
4834 void JavaThread::delete_gpu_hsail_tlabs() {
4835 if (!UseTLAB) return;
4836 if (_gpu_hsail_tlabs_count == 0) return;
4837
4838 gpu_hsail_tlabs_make_parsable(true);
4839 for (jint i = 0; i < get_gpu_hsail_tlabs_count(); i++) {
4840 delete get_gpu_hsail_tlab_at(i);
4841 }
4842 FREE_C_HEAP_ARRAY(ThreadLocalAllocBuffer*, _gpu_hsail_tlabs, mtInternal);
4843 _gpu_hsail_tlabs = NULL;
4844 _gpu_hsail_tlabs_count = 0;
4845 }
4846
4847
4848 #endif
4849