102 G1RegionToSpaceMapper* next_bitmap,
103 G1RegionToSpaceMapper* bot,
104 G1RegionToSpaceMapper* cardtable,
105 G1RegionToSpaceMapper* card_counts);
106
107 uint start_index_of_nvdimm() const;
108 uint start_index_of_dram() const;
109 uint end_index_of_nvdimm() const;
110 uint end_index_of_dram() const;
111
112 // Override.
113 HeapRegion* get_dummy_region();
114
115 // Adjust dram_set to provision 'expected_num_regions' regions.
116 void adjust_dram_regions(uint expected_num_regions, WorkGang* pretouch_workers);
117
118 // Prepare heap regions before and after full collection.
119 void prepare_for_full_collection_start();
120 void prepare_for_full_collection_end();
121
122 virtual HeapRegion* allocate_free_region(HeapRegionType type);
123
124 // Return maximum number of regions that heap can expand to.
125 uint max_expandable_length() const;
126
127 // Override. Expand in nv-dimm.
128 uint expand_by(uint num_regions, WorkGang* pretouch_workers);
129
130 // Override.
131 uint expand_at(uint start, uint num_regions, WorkGang* pretouch_workers);
132
133 // Override. This function is called for humongous allocation, so we need to find empty regions in nv-dimm.
134 uint find_contiguous_only_empty(size_t num);
135
136 // Override. This function is called for humongous allocation, so we need to find empty or unavailable regions in nv-dimm.
137 uint find_contiguous_empty_or_unavailable(size_t num);
138
139 // Overrides base class implementation to find highest free region in dram.
140 uint find_highest_free(bool* expanded);
141
142 // Override. This fuction is called to shrink the heap, we shrink in dram first then in nv-dimm.
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102 G1RegionToSpaceMapper* next_bitmap,
103 G1RegionToSpaceMapper* bot,
104 G1RegionToSpaceMapper* cardtable,
105 G1RegionToSpaceMapper* card_counts);
106
107 uint start_index_of_nvdimm() const;
108 uint start_index_of_dram() const;
109 uint end_index_of_nvdimm() const;
110 uint end_index_of_dram() const;
111
112 // Override.
113 HeapRegion* get_dummy_region();
114
115 // Adjust dram_set to provision 'expected_num_regions' regions.
116 void adjust_dram_regions(uint expected_num_regions, WorkGang* pretouch_workers);
117
118 // Prepare heap regions before and after full collection.
119 void prepare_for_full_collection_start();
120 void prepare_for_full_collection_end();
121
122 virtual HeapRegion* allocate_free_region(HeapRegionType type, uint node_index);
123
124 // Return maximum number of regions that heap can expand to.
125 uint max_expandable_length() const;
126
127 // Override. Expand in nv-dimm.
128 uint expand_by(uint num_regions, WorkGang* pretouch_workers);
129
130 // Override.
131 uint expand_at(uint start, uint num_regions, WorkGang* pretouch_workers);
132
133 // Override. This function is called for humongous allocation, so we need to find empty regions in nv-dimm.
134 uint find_contiguous_only_empty(size_t num);
135
136 // Override. This function is called for humongous allocation, so we need to find empty or unavailable regions in nv-dimm.
137 uint find_contiguous_empty_or_unavailable(size_t num);
138
139 // Overrides base class implementation to find highest free region in dram.
140 uint find_highest_free(bool* expanded);
141
142 // Override. This fuction is called to shrink the heap, we shrink in dram first then in nv-dimm.
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