Mercurial > hg > truffle
comparison agent/src/share/classes/sun/jvm/hotspot/utilities/ReversePtrsAnalysis.java @ 113:ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
author | coleenp |
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date | Sun, 13 Apr 2008 17:43:42 -0400 |
parents | a61af66fc99e |
children | d1605aabd0a1 |
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110:a49a647afe9a | 113:ba764ed4b6f2 |
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280 " @ " + addr)); | 280 " @ " + addr)); |
281 rp.put(lp, next); | 281 rp.put(lp, next); |
282 markAndTraverse(next); | 282 markAndTraverse(next); |
283 } | 283 } |
284 | 284 |
285 public void visitCompOopAddress(Address addr) { | |
286 Oop next = heap.newOop(addr.getCompOopHandleAt(0)); | |
287 LivenessPathElement lp = new LivenessPathElement(null, | |
288 new NamedFieldIdentifier(baseRootDescription + | |
289 " @ " + addr)); | |
290 rp.put(lp, next); | |
291 markAndTraverse(next); | |
292 } | |
293 | |
285 private String baseRootDescription; | 294 private String baseRootDescription; |
286 } | 295 } |
287 | 296 |
288 // Traverse the roots on a given thread's stack | 297 // Traverse the roots on a given thread's stack |
289 private void doStack(JavaThread thread, AddressVisitor oopVisitor) { | 298 private void doStack(JavaThread thread, AddressVisitor oopVisitor) { |