Mercurial > hg > graal-compiler
comparison src/share/vm/gc_implementation/parallelScavenge/psPromotionManager.hpp @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
author | sla |
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date | Mon, 10 Jun 2013 11:30:51 +0200 |
parents | d2a62e0f25eb |
children | 9766f73e770d |
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10404:d0add7016434 | 10405:f2110083203d |
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1 /* | 1 /* |
2 * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved. | 2 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | 4 * |
5 * This code is free software; you can redistribute it and/or modify it | 5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as | 6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. | 7 * published by the Free Software Foundation. |
24 | 24 |
25 #ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONMANAGER_HPP | 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONMANAGER_HPP |
26 #define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONMANAGER_HPP | 26 #define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_PSPROMOTIONMANAGER_HPP |
27 | 27 |
28 #include "gc_implementation/parallelScavenge/psPromotionLAB.hpp" | 28 #include "gc_implementation/parallelScavenge/psPromotionLAB.hpp" |
29 #include "gc_implementation/shared/gcTrace.hpp" | |
30 #include "gc_implementation/shared/copyFailedInfo.hpp" | |
29 #include "memory/allocation.hpp" | 31 #include "memory/allocation.hpp" |
30 #include "utilities/taskqueue.hpp" | 32 #include "utilities/taskqueue.hpp" |
31 | 33 |
32 // | 34 // |
33 // psPromotionManager is used by a single thread to manage object survival | 35 // psPromotionManager is used by a single thread to manage object survival |
34 // during a scavenge. The promotion manager contains thread local data only. | 36 // during a scavenge. The promotion manager contains thread local data only. |
35 // | 37 // |
36 // NOTE! Be carefull when allocating the stacks on cheap. If you are going | 38 // NOTE! Be careful when allocating the stacks on cheap. If you are going |
37 // to use a promotion manager in more than one thread, the stacks MUST be | 39 // to use a promotion manager in more than one thread, the stacks MUST be |
38 // on cheap. This can lead to memory leaks, though, as they are not auto | 40 // on cheap. This can lead to memory leaks, though, as they are not auto |
39 // deallocated. | 41 // deallocated. |
40 // | 42 // |
41 // FIX ME FIX ME Add a destructor, and don't rely on the user to drain/flush/deallocate! | 43 // FIX ME FIX ME Add a destructor, and don't rely on the user to drain/flush/deallocate! |
82 bool _totally_drain; | 84 bool _totally_drain; |
83 uint _target_stack_size; | 85 uint _target_stack_size; |
84 | 86 |
85 uint _array_chunk_size; | 87 uint _array_chunk_size; |
86 uint _min_array_size_for_chunking; | 88 uint _min_array_size_for_chunking; |
89 | |
90 PromotionFailedInfo _promotion_failed_info; | |
87 | 91 |
88 // Accessors | 92 // Accessors |
89 static PSOldGen* old_gen() { return _old_gen; } | 93 static PSOldGen* old_gen() { return _old_gen; } |
90 static MutableSpace* young_space() { return _young_space; } | 94 static MutableSpace* young_space() { return _young_space; } |
91 | 95 |
147 public: | 151 public: |
148 // Static | 152 // Static |
149 static void initialize(); | 153 static void initialize(); |
150 | 154 |
151 static void pre_scavenge(); | 155 static void pre_scavenge(); |
152 static void post_scavenge(); | 156 static bool post_scavenge(YoungGCTracer& gc_tracer); |
153 | 157 |
154 static PSPromotionManager* gc_thread_promotion_manager(int index); | 158 static PSPromotionManager* gc_thread_promotion_manager(int index); |
155 static PSPromotionManager* vm_thread_promotion_manager(); | 159 static PSPromotionManager* vm_thread_promotion_manager(); |
156 | 160 |
157 static bool steal_depth(int queue_num, int* seed, StarTask& t) { | 161 static bool steal_depth(int queue_num, int* seed, StarTask& t) { |