92
93 void VM_ThreadStop::doit() {
94 assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
95 JavaThread* target = java_lang_Thread::thread(target_thread());
96 // Note that this now allows multiple ThreadDeath exceptions to be
97 // thrown at a thread.
98 if (target != NULL) {
99 // the thread has run and is not already in the process of exiting
100 target->send_thread_stop(throwable());
101 }
102 }
103
104 void VM_Deoptimize::doit() {
105 // We do not want any GCs to happen while we are in the middle of this VM operation
106 ResourceMark rm;
107 DeoptimizationMarker dm;
108
109 // Deoptimize all activations depending on marked nmethods
110 Deoptimization::deoptimize_dependents();
111
112 // Make the dependent methods zombies
113 CodeCache::make_marked_nmethods_zombies();
114 }
115
116 void VM_MarkActiveNMethods::doit() {
117 NMethodSweeper::mark_active_nmethods();
118 }
119
120 VM_DeoptimizeFrame::VM_DeoptimizeFrame(JavaThread* thread, intptr_t* id) {
121 _thread = thread;
122 _id = id;
123 }
124
125
126 void VM_DeoptimizeFrame::doit() {
127 Deoptimization::deoptimize_frame_internal(_thread, _id);
128 }
129
130
131 #ifndef PRODUCT
132
133 void VM_DeoptimizeAll::doit() {
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92
93 void VM_ThreadStop::doit() {
94 assert(SafepointSynchronize::is_at_safepoint(), "must be at a safepoint");
95 JavaThread* target = java_lang_Thread::thread(target_thread());
96 // Note that this now allows multiple ThreadDeath exceptions to be
97 // thrown at a thread.
98 if (target != NULL) {
99 // the thread has run and is not already in the process of exiting
100 target->send_thread_stop(throwable());
101 }
102 }
103
104 void VM_Deoptimize::doit() {
105 // We do not want any GCs to happen while we are in the middle of this VM operation
106 ResourceMark rm;
107 DeoptimizationMarker dm;
108
109 // Deoptimize all activations depending on marked nmethods
110 Deoptimization::deoptimize_dependents();
111
112 // Make the dependent methods not entrant
113 CodeCache::make_marked_nmethods_not_entrant();
114 }
115
116 void VM_MarkActiveNMethods::doit() {
117 NMethodSweeper::mark_active_nmethods();
118 }
119
120 VM_DeoptimizeFrame::VM_DeoptimizeFrame(JavaThread* thread, intptr_t* id) {
121 _thread = thread;
122 _id = id;
123 }
124
125
126 void VM_DeoptimizeFrame::doit() {
127 Deoptimization::deoptimize_frame_internal(_thread, _id);
128 }
129
130
131 #ifndef PRODUCT
132
133 void VM_DeoptimizeAll::doit() {
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