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This commit is contained in:
Jon Masamitsu 2008-07-28 15:30:23 -07:00
commit b8633a3b01
46 changed files with 1401 additions and 256 deletions
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9
hotspot/src/share/vm/memory/generation.hpp
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@ -376,6 +376,9 @@ class Generation: public CHeapObj {
// The default is to do nothing.
virtual void gc_epilogue(bool full) {};
// Save the high water marks for the used space in a generation.
virtual void record_spaces_top() {};
// Some generations may need to be "fixed-up" after some allocation
// activity to make them parsable again. The default is to do nothing.
virtual void ensure_parsability() {};
@ -476,6 +479,10 @@ class Generation: public CHeapObj {
virtual void contribute_scratch(ScratchBlock*& list, Generation* requestor,
size_t max_alloc_words) {}
// Give each generation an opportunity to do clean up for any
// contributed scratch.
virtual void reset_scratch() {};
// When an older generation has been collected, and perhaps resized,
// this method will be invoked on all younger generations (from older to
// younger), allowing them to resize themselves as appropriate.
@ -699,6 +706,8 @@ class OneContigSpaceCardGeneration: public CardGeneration {
virtual void gc_epilogue(bool full);
virtual void record_spaces_top();
virtual void verify(bool allow_dirty);
virtual void print_on(outputStream* st) const;
};