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comparison agent/src/share/classes/sun/jvm/hotspot/oops/Array.java @ 6848:8e47bac5643a

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7054512: Compress class pointers after perm gen removal Summary: support of compress class pointers in the compilers. Reviewed-by: kvn, twisti
author roland
date Tue, 09 Oct 2012 10:11:38 +0200
parents da91efe96a93
children
comparison
equal deleted inserted replaced
6847:65d07d9ee446 6848:8e47bac5643a
57 57
58 private static long headerSizeInBytes() { 58 private static long headerSizeInBytes() {
59 if (headerSize != 0) { 59 if (headerSize != 0) {
60 return headerSize; 60 return headerSize;
61 } 61 }
62 if (VM.getVM().isCompressedHeadersEnabled()) { 62 if (VM.getVM().isCompressedKlassPointersEnabled()) {
63 headerSize = typeSize; 63 headerSize = typeSize;
64 } else { 64 } else {
65 headerSize = VM.getVM().alignUp(typeSize + VM.getVM().getIntSize(), 65 headerSize = VM.getVM().alignUp(typeSize + VM.getVM().getIntSize(),
66 VM.getVM().getHeapWordSize()); 66 VM.getVM().getHeapWordSize());
67 } 67 }
78 78
79 private long lengthOffsetInBytes() { 79 private long lengthOffsetInBytes() {
80 if (lengthOffsetInBytes != 0) { 80 if (lengthOffsetInBytes != 0) {
81 return lengthOffsetInBytes; 81 return lengthOffsetInBytes;
82 } 82 }
83 if (VM.getVM().isCompressedHeadersEnabled()) { 83 if (VM.getVM().isCompressedKlassPointersEnabled()) {
84 lengthOffsetInBytes = typeSize - VM.getVM().getIntSize(); 84 lengthOffsetInBytes = typeSize - VM.getVM().getIntSize();
85 } else { 85 } else {
86 lengthOffsetInBytes = typeSize; 86 lengthOffsetInBytes = typeSize;
87 } 87 }
88 return lengthOffsetInBytes; 88 return lengthOffsetInBytes;