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comparison src/share/vm/gc_implementation/g1/heapRegionSets.hpp @ 4072:8aae2050e83e

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7092309: G1: introduce old region set Summary: Keep track of all the old regions in the heap with a heap region set. Reviewed-by: brutisso, johnc
author tonyp
date Mon, 07 Nov 2011 22:11:12 -0500
parents e8b0b0392037
children
comparison
equal deleted inserted replaced
4071:ed80554efa25 4072:8aae2050e83e
59 59
60 public: 60 public:
61 SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { } 61 SecondaryFreeRegionList(const char* name) : FreeRegionList(name) { }
62 }; 62 };
63 63
64 //////////////////// OldRegionSet ////////////////////
65
66 class OldRegionSet : public HeapRegionSet {
67 protected:
68 virtual const char* verify_region_extra(HeapRegion* hr);
69
70 virtual bool regions_humongous() { return false; }
71 virtual bool regions_empty() { return false; }
72
73 public:
74 OldRegionSet(const char* name) : HeapRegionSet(name) { }
75 };
76
77 //////////////////// MasterOldRegionSet ////////////////////
78
79 class MasterOldRegionSet : public OldRegionSet {
80 private:
81 protected:
82 virtual bool check_mt_safety();
83
84 public:
85 MasterOldRegionSet(const char* name) : OldRegionSet(name) { }
86 };
87
64 //////////////////// HumongousRegionSet //////////////////// 88 //////////////////// HumongousRegionSet ////////////////////
65 89
66 class HumongousRegionSet : public HeapRegionSet { 90 class HumongousRegionSet : public HeapRegionSet {
67 protected: 91 protected:
68 virtual const char* verify_region_extra(HeapRegion* hr); 92 virtual const char* verify_region_extra(HeapRegion* hr);