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comparison src/share/vm/utilities/globalDefinitions.cpp @ 1571:2d127394260e

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6916623: Align object to 16 bytes to use Compressed Oops with java heap up to 64Gb Summary: Added new product ObjectAlignmentInBytes flag to control object alignment. Reviewed-by: twisti, ysr, iveresov
author kvn
date Thu, 27 May 2010 18:01:56 -0700
parents d1605aabd0a1
children e9ff18c4ace7
comparison
equal deleted inserted replaced
1570:de91a2f25c7e 1571:2d127394260e
31 int heapOopSize = 0; 31 int heapOopSize = 0;
32 int LogBytesPerHeapOop = 0; 32 int LogBytesPerHeapOop = 0;
33 int LogBitsPerHeapOop = 0; 33 int LogBitsPerHeapOop = 0;
34 int BytesPerHeapOop = 0; 34 int BytesPerHeapOop = 0;
35 int BitsPerHeapOop = 0; 35 int BitsPerHeapOop = 0;
36
37 // Object alignment, in units of HeapWords.
38 // Defaults are -1 so things will break badly if incorrectly initialized.
39 int MinObjAlignment = -1;
40 int MinObjAlignmentInBytes = -1;
41 int MinObjAlignmentInBytesMask = 0;
42
43 int LogMinObjAlignment = -1;
44 int LogMinObjAlignmentInBytes = -1;
45
46 // Oop encoding heap max
47 uint64_t OopEncodingHeapMax = 0;
36 48
37 void basic_fatal(const char* msg) { 49 void basic_fatal(const char* msg) {
38 fatal(msg); 50 fatal(msg);
39 } 51 }
40 52