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src/hotspot/share/runtime/vmOperations.cpp

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rev 54697 : imported patch 8221734-v2-merge


  98 void VM_ThreadStop::doit() {
  99   assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
 100   ThreadsListHandle tlh;
 101   JavaThread* target = java_lang_Thread::thread(target_thread());
 102   // Note that this now allows multiple ThreadDeath exceptions to be
 103   // thrown at a thread.
 104   if (target != NULL && (!EnableThreadSMRExtraValidityChecks || tlh.includes(target))) {
 105     // The target thread has run and has not exited yet.
 106     target->send_thread_stop(throwable());
 107   }
 108 }
 109 
 110 void VM_ClearICs::doit() {
 111   if (_preserve_static_stubs) {
 112     CodeCache::cleanup_inline_caches();
 113   } else {
 114     CodeCache::clear_inline_caches();
 115   }
 116 }
 117 
 118 void VM_Deoptimize::doit() {
 119   // We do not want any GCs to happen while we are in the middle of this VM operation
 120   ResourceMark rm;
 121   DeoptimizationMarker dm;
 122 
 123   // Deoptimize all activations depending on marked nmethods
 124   Deoptimization::deoptimize_dependents();
 125 
 126   // Make the dependent methods not entrant
 127   CodeCache::make_marked_nmethods_not_entrant();
 128 }
 129 
 130 void VM_MarkActiveNMethods::doit() {
 131   NMethodSweeper::mark_active_nmethods();
 132 }
 133 
 134 VM_DeoptimizeFrame::VM_DeoptimizeFrame(JavaThread* thread, intptr_t* id, int reason) {
 135   _thread = thread;
 136   _id     = id;
 137   _reason = reason;
 138 }
 139 
 140 
 141 void VM_DeoptimizeFrame::doit() {
 142   assert(_reason > Deoptimization::Reason_none && _reason < Deoptimization::Reason_LIMIT, "invalid deopt reason");
 143   Deoptimization::deoptimize_frame_internal(_thread, _id, (Deoptimization::DeoptReason)_reason);
 144 }
 145 
 146 
 147 #ifndef PRODUCT
 148 
 149 void VM_DeoptimizeAll::doit() {




  98 void VM_ThreadStop::doit() {
  99   assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
 100   ThreadsListHandle tlh;
 101   JavaThread* target = java_lang_Thread::thread(target_thread());
 102   // Note that this now allows multiple ThreadDeath exceptions to be
 103   // thrown at a thread.
 104   if (target != NULL && (!EnableThreadSMRExtraValidityChecks || tlh.includes(target))) {
 105     // The target thread has run and has not exited yet.
 106     target->send_thread_stop(throwable());
 107   }
 108 }
 109 
 110 void VM_ClearICs::doit() {
 111   if (_preserve_static_stubs) {
 112     CodeCache::cleanup_inline_caches();
 113   } else {
 114     CodeCache::clear_inline_caches();
 115   }
 116 }
 117 












 118 void VM_MarkActiveNMethods::doit() {
 119   NMethodSweeper::mark_active_nmethods();
 120 }
 121 
 122 VM_DeoptimizeFrame::VM_DeoptimizeFrame(JavaThread* thread, intptr_t* id, int reason) {
 123   _thread = thread;
 124   _id     = id;
 125   _reason = reason;
 126 }
 127 
 128 
 129 void VM_DeoptimizeFrame::doit() {
 130   assert(_reason > Deoptimization::Reason_none && _reason < Deoptimization::Reason_LIMIT, "invalid deopt reason");
 131   Deoptimization::deoptimize_frame_internal(_thread, _id, (Deoptimization::DeoptReason)_reason);
 132 }
 133 
 134 
 135 #ifndef PRODUCT
 136 
 137 void VM_DeoptimizeAll::doit() {


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