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6420645: Create a vm that uses compressed oops for up to 32gb heapsizes

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Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv

Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
This commit is contained in:
Coleen Phillimore 2008-04-13 17:43:42 -04:00
parent 680ecf1611
commit 4a831d45f0
273 changed files with 6585 additions and 2993 deletions
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4
hotspot/src/share/vm/gc_implementation/parNew/parGCAllocBuffer.hpp
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@ -41,8 +41,8 @@ protected:
size_t _allocated; // in HeapWord units
size_t _wasted; // in HeapWord units
char tail[32];
static const size_t FillerHeaderSize;
static const size_t AlignmentReserve;
static size_t FillerHeaderSize;
static size_t AlignmentReserve;
public:
// Initializes the buffer to be empty, but with the given "word_sz".