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comparison src/share/vm/code/stubs.hpp @ 6197:d2a62e0f25eb

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6995781: Native Memory Tracking (Phase 1) 7151532: DCmd for hotspot native memory tracking Summary: Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd Reviewed-by: acorn, coleenp, fparain
author zgu
date Thu, 28 Jun 2012 17:03:16 -0400
parents f08d439fab8c
children b31471cdc53e 8c5333c80cfd
comparison
equal deleted inserted replaced
6174:74533f63b116 6197:d2a62e0f25eb
99 // stub interface implementation is a subclass of StubInterface, 99 // stub interface implementation is a subclass of StubInterface,
100 // forwarding its virtual function calls to non-virtual calls 100 // forwarding its virtual function calls to non-virtual calls
101 // of the concrete stub (see also macro below). There's exactly 101 // of the concrete stub (see also macro below). There's exactly
102 // one stub interface instance required per stub queue. 102 // one stub interface instance required per stub queue.
103 103
104 class StubInterface: public CHeapObj { 104 class StubInterface: public CHeapObj<mtCode> {
105 public: 105 public:
106 // Initialization/finalization 106 // Initialization/finalization
107 virtual void initialize(Stub* self, int size) = 0; // called after creation (called twice if allocated via (request, commit)) 107 virtual void initialize(Stub* self, int size) = 0; // called after creation (called twice if allocated via (request, commit))
108 virtual void finalize(Stub* self) = 0; // called before deallocation 108 virtual void finalize(Stub* self) = 0; // called before deallocation
109 109
150 150
151 151
152 // A StubQueue maintains a queue of stubs. 152 // A StubQueue maintains a queue of stubs.
153 // Note: All sizes (spaces) are given in bytes. 153 // Note: All sizes (spaces) are given in bytes.
154 154
155 class StubQueue: public CHeapObj { 155 class StubQueue: public CHeapObj<mtCode> {
156 friend class VMStructs; 156 friend class VMStructs;
157 private: 157 private:
158 StubInterface* _stub_interface; // the interface prototype 158 StubInterface* _stub_interface; // the interface prototype
159 address _stub_buffer; // where all stubs are stored 159 address _stub_buffer; // where all stubs are stored
160 int _buffer_size; // the buffer size in bytes 160 int _buffer_size; // the buffer size in bytes