Mercurial > hg > truffle
comparison src/share/vm/memory/resourceArea.hpp @ 14521:29ccc4cbabca
Merge
| author | Gilles Duboscq <duboscq@ssw.jku.at> |
|---|---|
| date | Wed, 12 Mar 2014 13:30:08 +0100 |
| parents | 63a4eb8bcd23 |
| children | 4ca6dc0799b6 |
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| 14520:f84115370178 | 14521:29ccc4cbabca |
|---|---|
| 194 // was used. With new style lazy deoptimization the vframeArray is created in the | 194 // was used. With new style lazy deoptimization the vframeArray is created in the |
| 195 // the thread that will use it and we can use a much simpler scheme for the vframeArray | 195 // the thread that will use it and we can use a much simpler scheme for the vframeArray |
| 196 // leveraging existing data structures if we simply create a way to manage this one | 196 // leveraging existing data structures if we simply create a way to manage this one |
| 197 // special need for a ResourceMark. If ResourceMark simply inherited from CHeapObj | 197 // special need for a ResourceMark. If ResourceMark simply inherited from CHeapObj |
| 198 // then existing ResourceMarks would work fine since no one use new to allocate them | 198 // then existing ResourceMarks would work fine since no one use new to allocate them |
| 199 // and they would be stack allocated. This leaves open the possibilty of accidental | 199 // and they would be stack allocated. This leaves open the possibility of accidental |
| 200 // misuse so we simple duplicate the ResourceMark functionality here. | 200 // misuse so we simple duplicate the ResourceMark functionality here. |
| 201 | 201 |
| 202 class DeoptResourceMark: public CHeapObj<mtInternal> { | 202 class DeoptResourceMark: public CHeapObj<mtInternal> { |
| 203 protected: | 203 protected: |
| 204 ResourceArea *_area; // Resource area to stack allocate | 204 ResourceArea *_area; // Resource area to stack allocate |