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8066133: Fix missing reivew changes for JDK-8065972

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Reviewed-by: mgerdin, stefank
This commit is contained in:
Bengt Rutisson 2014-11-28 08:20:52 +01:00
parent 0ecc753586
commit d8635f58cd
11 changed files with 4 additions and 440 deletions
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40
hotspot/src/share/vm/gc_implementation/shared/parGCAllocBuffer.hpp
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@ -216,44 +216,4 @@ class PLABStats VALUE_OBJ_CLASS_SPEC {
}
};
class ParGCAllocBufferWithBOT: public ParGCAllocBuffer {
BlockOffsetArrayContigSpace _bt;
BlockOffsetSharedArray* _bsa;
HeapWord* _true_end; // end of the whole ParGCAllocBuffer
static const size_t ChunkSizeInWords;
static const size_t ChunkSizeInBytes;
HeapWord* allocate_slow(size_t word_sz);
void fill_region_with_block(MemRegion mr, bool contig);
public:
ParGCAllocBufferWithBOT(size_t word_sz, BlockOffsetSharedArray* bsa);
HeapWord* allocate(size_t word_sz) {
HeapWord* res = ParGCAllocBuffer::allocate(word_sz);
if (res != NULL) {
_bt.alloc_block(res, word_sz);
} else {
res = allocate_slow(word_sz);
}
return res;
}
void undo_allocation(HeapWord* obj, size_t word_sz);
virtual void set_buf(HeapWord* buf_start) {
ParGCAllocBuffer::set_buf(buf_start);
_true_end = _hard_end;
_bt.set_region(MemRegion(buf_start, word_sz()));
_bt.initialize_threshold();
}
virtual void retire(bool end_of_gc, bool retain);
MemRegion range() {
return MemRegion(_top, _true_end);
}
};
#endif // SHARE_VM_GC_IMPLEMENTATION_PARNEW_PARGCALLOCBUFFER_HPP