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comparison src/share/vm/memory/tenuredGeneration.hpp @ 8001:db9981fd3124

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8005915: Unify SERIALGC and INCLUDE_ALTERNATE_GCS Summary: Rename INCLUDE_ALTERNATE_GCS to INCLUDE_ALL_GCS and replace SERIALGC with INCLUDE_ALL_GCS. Reviewed-by: coleenp, stefank
author jprovino
date Wed, 23 Jan 2013 13:02:39 -0500
parents f95d63e2154a
children 8617e38bb4cb
comparison
equal deleted inserted replaced
7619:46e60405583b 8001:db9981fd3124
27 27
28 #include "gc_implementation/shared/cSpaceCounters.hpp" 28 #include "gc_implementation/shared/cSpaceCounters.hpp"
29 #include "gc_implementation/shared/gcStats.hpp" 29 #include "gc_implementation/shared/gcStats.hpp"
30 #include "gc_implementation/shared/generationCounters.hpp" 30 #include "gc_implementation/shared/generationCounters.hpp"
31 #include "memory/generation.hpp" 31 #include "memory/generation.hpp"
32 #include "utilities/macros.hpp"
32 33
33 // TenuredGeneration models the heap containing old (promoted/tenured) objects. 34 // TenuredGeneration models the heap containing old (promoted/tenured) objects.
34 35
35 class ParGCAllocBufferWithBOT; 36 class ParGCAllocBufferWithBOT;
36 37
43 // These are gathered in the gc_prologue (and should_collect) 44 // These are gathered in the gc_prologue (and should_collect)
44 // to control growing/shrinking policy in spite of promotions. 45 // to control growing/shrinking policy in spite of promotions.
45 size_t _capacity_at_prologue; 46 size_t _capacity_at_prologue;
46 size_t _used_at_prologue; 47 size_t _used_at_prologue;
47 48
48 #ifndef SERIALGC 49 #if INCLUDE_ALL_GCS
49 // To support parallel promotion: an array of parallel allocation 50 // To support parallel promotion: an array of parallel allocation
50 // buffers, one per thread, initially NULL. 51 // buffers, one per thread, initially NULL.
51 ParGCAllocBufferWithBOT** _alloc_buffers; 52 ParGCAllocBufferWithBOT** _alloc_buffers;
52 #endif // SERIALGC 53 #endif // INCLUDE_ALL_GCS
53 54
54 // Retire all alloc buffers before a full GC, so that they will be 55 // Retire all alloc buffers before a full GC, so that they will be
55 // re-allocated at the start of the next young GC. 56 // re-allocated at the start of the next young GC.
56 void retire_alloc_buffers_before_full_gc(); 57 void retire_alloc_buffers_before_full_gc();
57 58
91 virtual void collect(bool full, 92 virtual void collect(bool full,
92 bool clear_all_soft_refs, 93 bool clear_all_soft_refs,
93 size_t size, 94 size_t size,
94 bool is_tlab); 95 bool is_tlab);
95 96
96 #ifndef SERIALGC 97 #if INCLUDE_ALL_GCS
97 // Overrides. 98 // Overrides.
98 virtual oop par_promote(int thread_num, 99 virtual oop par_promote(int thread_num,
99 oop obj, markOop m, size_t word_sz); 100 oop obj, markOop m, size_t word_sz);
100 virtual void par_promote_alloc_undo(int thread_num, 101 virtual void par_promote_alloc_undo(int thread_num,
101 HeapWord* obj, size_t word_sz); 102 HeapWord* obj, size_t word_sz);
102 virtual void par_promote_alloc_done(int thread_num); 103 virtual void par_promote_alloc_done(int thread_num);
103 #endif // SERIALGC 104 #endif // INCLUDE_ALL_GCS
104 105
105 // Performance Counter support 106 // Performance Counter support
106 void update_counters(); 107 void update_counters();
107 108
108 // Statistics 109 // Statistics