111 class VM_CMS_Final_Remark: public VM_CMS_Operation {
112 public:
113 VM_CMS_Final_Remark(CMSCollector* _collector) :
114 VM_CMS_Operation(_collector) {}
115 virtual VMOp_Type type() const { return VMOp_CMS_Final_Remark; }
116 virtual void doit();
117
118 virtual const CMSCollector::CollectorState legal_state() const {
119 return CMSCollector::FinalMarking;
120 }
121
122 virtual const bool needs_pll() const {
123 return true;
124 }
125 };
126
127
128 // VM operation to invoke a concurrent collection of the heap as a
129 // GenCollectedHeap heap.
130 class VM_GenCollectFullConcurrent: public VM_GC_Operation {
131 bool _disabled_icms;
132 public:
133 VM_GenCollectFullConcurrent(unsigned int gc_count_before,
134 unsigned int full_gc_count_before,
135 GCCause::Cause gc_cause)
136 : VM_GC_Operation(gc_count_before, gc_cause, full_gc_count_before, true /* full */),
137 _disabled_icms(false)
138 {
139 assert(FullGCCount_lock != NULL, "Error");
140 assert(UseAsyncConcMarkSweepGC, "Else will hang caller");
141 }
142 ~VM_GenCollectFullConcurrent() {}
143 virtual VMOp_Type type() const { return VMOp_GenCollectFullConcurrent; }
144 virtual void doit();
145 virtual void doit_epilogue();
146 virtual bool is_cheap_allocated() const { return false; }
147 virtual bool evaluate_at_safepoint() const;
148 };
149
150 #endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_VMCMSOPERATIONS_HPP
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111 class VM_CMS_Final_Remark: public VM_CMS_Operation {
112 public:
113 VM_CMS_Final_Remark(CMSCollector* _collector) :
114 VM_CMS_Operation(_collector) {}
115 virtual VMOp_Type type() const { return VMOp_CMS_Final_Remark; }
116 virtual void doit();
117
118 virtual const CMSCollector::CollectorState legal_state() const {
119 return CMSCollector::FinalMarking;
120 }
121
122 virtual const bool needs_pll() const {
123 return true;
124 }
125 };
126
127
128 // VM operation to invoke a concurrent collection of the heap as a
129 // GenCollectedHeap heap.
130 class VM_GenCollectFullConcurrent: public VM_GC_Operation {
131 public:
132 VM_GenCollectFullConcurrent(unsigned int gc_count_before,
133 unsigned int full_gc_count_before,
134 GCCause::Cause gc_cause)
135 : VM_GC_Operation(gc_count_before, gc_cause, full_gc_count_before, true /* full */)
136 {
137 assert(FullGCCount_lock != NULL, "Error");
138 assert(UseAsyncConcMarkSweepGC, "Else will hang caller");
139 }
140 ~VM_GenCollectFullConcurrent() {}
141 virtual VMOp_Type type() const { return VMOp_GenCollectFullConcurrent; }
142 virtual void doit();
143 virtual void doit_epilogue();
144 virtual bool is_cheap_allocated() const { return false; }
145 virtual bool evaluate_at_safepoint() const;
146 };
147
148 #endif // SHARE_VM_GC_IMPLEMENTATION_CONCURRENTMARKSWEEP_VMCMSOPERATIONS_HPP
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