Mercurial > hg > truffle
comparison src/share/vm/gc_implementation/parallelScavenge/psYoungGen.hpp @ 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 | a61af66fc99e |
| children | 9ee9cf798b59 |
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| 225:286bee59f34b | 263:12eea04c8b06 |
|---|---|
| 177 | 177 |
| 178 void verify(bool allow_dirty); | 178 void verify(bool allow_dirty); |
| 179 | 179 |
| 180 // Space boundary invariant checker | 180 // Space boundary invariant checker |
| 181 void space_invariants() PRODUCT_RETURN; | 181 void space_invariants() PRODUCT_RETURN; |
| 182 | |
| 183 // Helper for mangling survivor spaces. | |
| 184 void mangle_survivors(MutableSpace* s1, | |
| 185 MemRegion s1MR, | |
| 186 MutableSpace* s2, | |
| 187 MemRegion s2MR) PRODUCT_RETURN; | |
| 188 | |
| 189 void record_spaces_top() PRODUCT_RETURN; | |
| 182 }; | 190 }; |