Mercurial > hg > graal-compiler
comparison src/share/vm/gc_implementation/g1/heapRegionSet.hpp @ 2432:455328d90876
7029458: G1: Add newly-reclaimed regions to the beginning of the region free list, not the end
Summary: What the synopsis says.
Reviewed-by: jwilhelm, iveresov, johnc
author | tonyp |
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date | Tue, 29 Mar 2011 22:36:16 -0400 |
parents | 1216415d8e35 |
children | fe189d4a44e9 |
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2431:02f49b66361a | 2432:455328d90876 |
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275 HeapRegionLinkedList(const char* name) : HeapRegionSetBase(name) { | 275 HeapRegionLinkedList(const char* name) : HeapRegionSetBase(name) { |
276 clear(); | 276 clear(); |
277 } | 277 } |
278 | 278 |
279 public: | 279 public: |
280 // It adds hr to the list as the new head. The region should not be | |
281 // a member of another set. | |
282 inline void add_as_head(HeapRegion* hr); | |
283 | |
280 // It adds hr to the list as the new tail. The region should not be | 284 // It adds hr to the list as the new tail. The region should not be |
281 // a member of another set. | 285 // a member of another set. |
282 inline void add_as_tail(HeapRegion* hr); | 286 inline void add_as_tail(HeapRegion* hr); |
283 | 287 |
284 // It removes and returns the head of the list. It assumes that the | 288 // It removes and returns the head of the list. It assumes that the |
285 // list is not empty so it will return a non-NULL value. | 289 // list is not empty so it will return a non-NULL value. |
286 inline HeapRegion* remove_head(); | 290 inline HeapRegion* remove_head(); |
287 | 291 |
288 // Convenience method. | 292 // Convenience method. |
289 inline HeapRegion* remove_head_or_null(); | 293 inline HeapRegion* remove_head_or_null(); |
294 | |
295 // It moves the regions from from_list to this list and empties | |
296 // from_list. The new regions will appear in the same order as they | |
297 // were in from_list and be linked in the beginning of this list. | |
298 void add_as_head(HeapRegionLinkedList* from_list); | |
290 | 299 |
291 // It moves the regions from from_list to this list and empties | 300 // It moves the regions from from_list to this list and empties |
292 // from_list. The new regions will appear in the same order as they | 301 // from_list. The new regions will appear in the same order as they |
293 // were in from_list and be linked in the end of this list. | 302 // were in from_list and be linked in the end of this list. |
294 void add_as_tail(HeapRegionLinkedList* from_list); | 303 void add_as_tail(HeapRegionLinkedList* from_list); |