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comparison src/share/vm/gc_implementation/g1/g1CollectedHeap.inline.hpp @ 526:818efdefcc99

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6484956: G1: improve evacuation pause efficiency Summary: A bunch of performance optimizations to decrease GC pause times in G1. Reviewed-by: apetrusenko, jmasa, iveresov
author tonyp
date Fri, 16 Jan 2009 13:02:20 -0500
parents 37f87013dfd8
children 0fbdb4381b99
comparison
equal deleted inserted replaced
519:65de26b5ea82 526:818efdefcc99
34 return hr; 34 return hr;
35 } 35 }
36 36
37 inline HeapRegion* 37 inline HeapRegion*
38 G1CollectedHeap::heap_region_containing_raw(const void* addr) const { 38 G1CollectedHeap::heap_region_containing_raw(const void* addr) const {
39 HeapRegion* res = _hrs->addr_to_region(addr); 39 assert(_g1_reserved.contains(addr), "invariant");
40 assert(res != NULL, "addr outside of heap?"); 40 size_t index = ((intptr_t) addr - (intptr_t) _g1_reserved.start())
41 >> HeapRegion::LogOfHRGrainBytes;
42 HeapRegion* res = _hrs->at(index);
43 assert(res == _hrs->addr_to_region(addr), "sanity");
41 return res; 44 return res;
42 } 45 }
43 46
44 inline bool G1CollectedHeap::obj_in_cs(oop obj) { 47 inline bool G1CollectedHeap::obj_in_cs(oop obj) {
45 HeapRegion* r = _hrs->addr_to_region(obj); 48 HeapRegion* r = _hrs->addr_to_region(obj);