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src/hotspot/share/gc/g1/g1RootProcessor.cpp

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rev 59957 : imported patch 8247819-stefank-review


  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "aot/aotLoader.hpp"
  27 #include "classfile/classLoaderDataGraph.hpp"
  28 #include "classfile/stringTable.hpp"
  29 #include "code/codeCache.hpp"
  30 #include "gc/g1/g1BarrierSet.hpp"
  31 #include "gc/g1/g1CodeBlobClosure.hpp"
  32 #include "gc/g1/g1CollectedHeap.inline.hpp"
  33 #include "gc/g1/g1CollectorState.hpp"
  34 #include "gc/g1/g1GCParPhaseTimesTracker.hpp"
  35 #include "gc/g1/g1GCPhaseTimes.hpp"
  36 #include "gc/g1/g1ParScanThreadState.inline.hpp"
  37 #include "gc/g1/g1Policy.hpp"
  38 #include "gc/g1/g1RootClosures.hpp"
  39 #include "gc/g1/g1RootProcessor.hpp"
  40 #include "gc/g1/heapRegion.inline.hpp"
  41 #include "gc/shared/oopStorage.inline.hpp"
  42 #include "gc/shared/oopStorageSet.hpp"

  43 #include "gc/shared/referenceProcessor.hpp"
  44 #include "memory/allocation.inline.hpp"
  45 #include "memory/universe.hpp"
  46 #include "runtime/mutex.hpp"
  47 #include "services/management.hpp"
  48 #include "utilities/macros.hpp"
  49 
  50 G1RootProcessor::G1RootProcessor(G1CollectedHeap* g1h, uint n_workers) :
  51     _g1h(g1h),
  52     _process_strong_tasks(G1RP_PS_NumElements),
  53     _srs(n_workers) {}
  54 
  55 void G1RootProcessor::evacuate_roots(G1ParScanThreadState* pss, uint worker_id) {
  56   G1GCPhaseTimes* phase_times = _g1h->phase_times();
  57 
  58   G1EvacPhaseTimesTracker timer(phase_times, pss, G1GCPhaseTimes::ExtRootScan, worker_id);
  59 
  60   G1EvacuationRootClosures* closures = pss->closures();
  61   process_java_roots(closures, phase_times, worker_id);
  62 


 172     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::CLDGRoots, worker_id);
 173     if (_process_strong_tasks.try_claim_task(G1RP_PS_ClassLoaderDataGraph_oops_do)) {
 174       ClassLoaderDataGraph::roots_cld_do(closures->strong_clds(), closures->weak_clds());
 175     }
 176   }
 177 }
 178 
 179 void G1RootProcessor::process_vm_roots(G1RootClosures* closures,
 180                                        G1GCPhaseTimes* phase_times,
 181                                        uint worker_id) {
 182   OopClosure* strong_roots = closures->strong_oops();
 183 
 184   {
 185     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::UniverseRoots, worker_id);
 186     if (_process_strong_tasks.try_claim_task(G1RP_PS_Universe_oops_do)) {
 187       Universe::oops_do(strong_roots);
 188     }
 189   }
 190 
 191   {
 192     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::JNIRoots, worker_id);
 193     if (_process_strong_tasks.try_claim_task(G1RP_PS_JNIHandles_oops_do)) {
 194       JNIHandles::oops_do(strong_roots);
 195     }
 196   }
 197 
 198   {
 199     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::ObjectSynchronizerRoots, worker_id);
 200     if (_process_strong_tasks.try_claim_task(G1RP_PS_ObjectSynchronizer_oops_do)) {
 201       ObjectSynchronizer::oops_do(strong_roots);
 202     }
 203   }
 204 
 205   {
 206     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::ManagementRoots, worker_id);
 207     if (_process_strong_tasks.try_claim_task(G1RP_PS_Management_oops_do)) {
 208       Management::oops_do(strong_roots);
 209     }
 210   }
 211 
 212   {
 213     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::JVMTIRoots, worker_id);
 214     if (_process_strong_tasks.try_claim_task(G1RP_PS_jvmti_oops_do)) {
 215       JvmtiExport::oops_do(strong_roots);
 216     }
 217   }
 218 
 219 #if INCLUDE_AOT
 220   if (UseAOT) {
 221     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::AOTCodeRoots, worker_id);
 222     if (_process_strong_tasks.try_claim_task(G1RP_PS_aot_oops_do)) {
 223         AOTLoader::oops_do(strong_roots);
 224     }
 225   }
 226 #endif
 227 
 228   {
 229     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::VMGlobalRoots, worker_id);
 230     if (_process_strong_tasks.try_claim_task(G1RP_PS_VMGlobal_oops_do)) {
 231       OopStorageSet::vm_global()->oops_do(strong_roots);
 232     }
 233   }
 234 }
 235 
 236 void G1RootProcessor::process_code_cache_roots(CodeBlobClosure* code_closure,
 237                                                G1GCPhaseTimes* phase_times,
 238                                                uint worker_id) {
 239   if (_process_strong_tasks.try_claim_task(G1RP_PS_CodeCache_oops_do)) {
 240     CodeCache::blobs_do(code_closure);
 241   }
 242 }
 243 
 244 uint G1RootProcessor::n_workers() const {
 245   return _srs.n_threads();
 246 }


  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "aot/aotLoader.hpp"
  27 #include "classfile/classLoaderDataGraph.hpp"
  28 #include "classfile/stringTable.hpp"
  29 #include "code/codeCache.hpp"
  30 #include "gc/g1/g1BarrierSet.hpp"
  31 #include "gc/g1/g1CodeBlobClosure.hpp"
  32 #include "gc/g1/g1CollectedHeap.inline.hpp"
  33 #include "gc/g1/g1CollectorState.hpp"
  34 #include "gc/g1/g1GCParPhaseTimesTracker.hpp"
  35 #include "gc/g1/g1GCPhaseTimes.hpp"
  36 #include "gc/g1/g1ParScanThreadState.inline.hpp"
  37 #include "gc/g1/g1Policy.hpp"
  38 #include "gc/g1/g1RootClosures.hpp"
  39 #include "gc/g1/g1RootProcessor.hpp"
  40 #include "gc/g1/heapRegion.inline.hpp"
  41 #include "gc/shared/oopStorage.inline.hpp"
  42 #include "gc/shared/oopStorageSet.hpp"
  43 #include "gc/shared/oopStorageSetParState.inline.hpp"
  44 #include "gc/shared/referenceProcessor.hpp"
  45 #include "memory/allocation.inline.hpp"
  46 #include "memory/universe.hpp"
  47 #include "runtime/mutex.hpp"
  48 #include "services/management.hpp"
  49 #include "utilities/macros.hpp"
  50 
  51 G1RootProcessor::G1RootProcessor(G1CollectedHeap* g1h, uint n_workers) :
  52     _g1h(g1h),
  53     _process_strong_tasks(G1RP_PS_NumElements),
  54     _srs(n_workers) {}
  55 
  56 void G1RootProcessor::evacuate_roots(G1ParScanThreadState* pss, uint worker_id) {
  57   G1GCPhaseTimes* phase_times = _g1h->phase_times();
  58 
  59   G1EvacPhaseTimesTracker timer(phase_times, pss, G1GCPhaseTimes::ExtRootScan, worker_id);
  60 
  61   G1EvacuationRootClosures* closures = pss->closures();
  62   process_java_roots(closures, phase_times, worker_id);
  63 


 173     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::CLDGRoots, worker_id);
 174     if (_process_strong_tasks.try_claim_task(G1RP_PS_ClassLoaderDataGraph_oops_do)) {
 175       ClassLoaderDataGraph::roots_cld_do(closures->strong_clds(), closures->weak_clds());
 176     }
 177   }
 178 }
 179 
 180 void G1RootProcessor::process_vm_roots(G1RootClosures* closures,
 181                                        G1GCPhaseTimes* phase_times,
 182                                        uint worker_id) {
 183   OopClosure* strong_roots = closures->strong_oops();
 184 
 185   {
 186     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::UniverseRoots, worker_id);
 187     if (_process_strong_tasks.try_claim_task(G1RP_PS_Universe_oops_do)) {
 188       Universe::oops_do(strong_roots);
 189     }
 190   }
 191 
 192   {







 193     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::ObjectSynchronizerRoots, worker_id);
 194     if (_process_strong_tasks.try_claim_task(G1RP_PS_ObjectSynchronizer_oops_do)) {
 195       ObjectSynchronizer::oops_do(strong_roots);
 196     }
 197   }
 198 
 199   {
 200     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::ManagementRoots, worker_id);
 201     if (_process_strong_tasks.try_claim_task(G1RP_PS_Management_oops_do)) {
 202       Management::oops_do(strong_roots);
 203     }
 204   }
 205 
 206   {
 207     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::JVMTIRoots, worker_id);
 208     if (_process_strong_tasks.try_claim_task(G1RP_PS_jvmti_oops_do)) {
 209       JvmtiExport::oops_do(strong_roots);
 210     }
 211   }
 212 
 213 #if INCLUDE_AOT
 214   if (UseAOT) {
 215     G1GCParPhaseTimesTracker x(phase_times, G1GCPhaseTimes::AOTCodeRoots, worker_id);
 216     if (_process_strong_tasks.try_claim_task(G1RP_PS_aot_oops_do)) {
 217         AOTLoader::oops_do(strong_roots);
 218     }
 219   }
 220 #endif
 221 
 222   for (int i = 0; i < _oop_storage_set_strong_par_state.par_state_count(); ++i) {
 223     G1GCPhaseTimes::GCParPhases phase = G1GCPhaseTimes::GCParPhases(G1GCPhaseTimes::StrongOopStorageSetRoots + i);
 224     G1GCParPhaseTimesTracker x(phase_times, phase, worker_id);
 225     _oop_storage_set_strong_par_state.par_state(i)->oops_do(closures->strong_oops());

 226   }
 227 }
 228 
 229 void G1RootProcessor::process_code_cache_roots(CodeBlobClosure* code_closure,
 230                                                G1GCPhaseTimes* phase_times,
 231                                                uint worker_id) {
 232   if (_process_strong_tasks.try_claim_task(G1RP_PS_CodeCache_oops_do)) {
 233     CodeCache::blobs_do(code_closure);
 234   }
 235 }
 236 
 237 uint G1RootProcessor::n_workers() const {
 238   return _srs.n_threads();
 239 }
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