Mercurial > hg > graal-compiler
comparison src/share/vm/gc_implementation/g1/heapRegionSeq.cpp @ 6197:d2a62e0f25eb
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 |
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date | Thu, 28 Jun 2012 17:03:16 -0400 |
parents | 720b6a76dd9d |
children | b0d20fa374b4 |
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6174:74533f63b116 | 6197:d2a62e0f25eb |
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84 _region_shift = HeapRegion::LogOfHRGrainBytes; | 84 _region_shift = HeapRegion::LogOfHRGrainBytes; |
85 _next_search_index = 0; | 85 _next_search_index = 0; |
86 _allocated_length = 0; | 86 _allocated_length = 0; |
87 _max_length = max_length; | 87 _max_length = max_length; |
88 | 88 |
89 _regions = NEW_C_HEAP_ARRAY(HeapRegion*, max_length); | 89 _regions = NEW_C_HEAP_ARRAY(HeapRegion*, max_length, mtGC); |
90 memset(_regions, 0, (size_t) max_length * sizeof(HeapRegion*)); | 90 memset(_regions, 0, (size_t) max_length * sizeof(HeapRegion*)); |
91 _regions_biased = _regions - ((uintx) bottom >> _region_shift); | 91 _regions_biased = _regions - ((uintx) bottom >> _region_shift); |
92 | 92 |
93 assert(&_regions[0] == &_regions_biased[addr_to_index_biased(bottom)], | 93 assert(&_regions[0] == &_regions_biased[addr_to_index_biased(bottom)], |
94 "bottom should be included in the region with index 0"); | 94 "bottom should be included in the region with index 0"); |