Mercurial > hg > truffle
comparison src/share/vm/memory/genMarkSweep.cpp @ 263:12eea04c8b06
6672698: mangle_unused_area() should not remangle the entire heap at each collection.
Summary: Maintain a high water mark for the allocations in a space and mangle only up to that high water mark.
Reviewed-by: ysr, apetrusenko
| author | jmasa |
|---|---|
| date | Wed, 09 Jul 2008 15:08:55 -0700 |
| parents | ba764ed4b6f2 |
| children | 850fdf70db2b |
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| 225:286bee59f34b | 263:12eea04c8b06 |
|---|---|
| 188 #endif | 188 #endif |
| 189 } | 189 } |
| 190 | 190 |
| 191 | 191 |
| 192 void GenMarkSweep::deallocate_stacks() { | 192 void GenMarkSweep::deallocate_stacks() { |
| 193 | |
| 194 GenCollectedHeap* gch = GenCollectedHeap::heap(); | |
| 195 gch->release_scratch(); | |
| 196 | |
| 193 if (_preserved_oop_stack) { | 197 if (_preserved_oop_stack) { |
| 194 delete _preserved_mark_stack; | 198 delete _preserved_mark_stack; |
| 195 _preserved_mark_stack = NULL; | 199 _preserved_mark_stack = NULL; |
| 196 delete _preserved_oop_stack; | 200 delete _preserved_oop_stack; |
| 197 _preserved_oop_stack = NULL; | 201 _preserved_oop_stack = NULL; |