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src/share/vm/gc/g1/heapRegionManager.hpp

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*** 148,161 **** --- 148,168 ---- // Return the HeapRegion at the given index. Assume that the index // is valid. inline HeapRegion* at(uint index) const; + // Return the HeapRegion at the given index, or NULL. + inline HeapRegion* at_or_null(uint index) const; + // If addr is within the committed space return its corresponding // HeapRegion, otherwise return NULL. inline HeapRegion* addr_to_region(HeapWord* addr) const; + // If addr is within the maximum heap space, return its corresponding + // HeapRegion index. + inline uint addr_to_index(HeapWord* addr) const; + // Insert the given region into the free region list. inline void insert_into_free_list(HeapRegion* hr); // Insert the given region list into the global free region list. void insert_list_into_free_list(FreeRegionList* list) {
*** 219,228 **** --- 226,238 ---- // start index of that set, or G1_NO_HRM_INDEX. uint find_contiguous_empty_or_unavailable(size_t num) { return find_contiguous(num, false); } HeapRegion* next_region_in_heap(const HeapRegion* r) const; + // Find the highest available empty or uncommitted region in the reserved heap. + uint find_highest_available(bool* expanded); + // Apply blk->doHeapRegion() on all committed regions in address order, // terminating the iteration early if doHeapRegion() returns true. void iterate(HeapRegionClosure* blk) const; void par_iterate(HeapRegionClosure* blk, uint worker_id, HeapRegionClaimer* hrclaimer, bool concurrent) const;
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