src/share/vm/gc_implementation/parallelScavenge/vmPSOperations.hpp

Fri, 31 May 2013 14:32:44 +0200

author
stefank
date
Fri, 31 May 2013 14:32:44 +0200
changeset 5515
9766f73e770d
parent 4037
da91efe96a93
child 6876
710a3c8b516e
child 7686
fb69749583e8
permissions
-rw-r--r--

8022880: False sharing between PSPromotionManager instances
Summary: Pad the PSPromotionManager instances in the manager array.
Reviewed-by: brutisso, jmasa

duke@435 1 /*
coleenp@4037 2 * Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
trims@1907 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907 20 * or visit www.oracle.com if you need additional information or have any
trims@1907 21 * questions.
duke@435 22 *
duke@435 23 */
duke@435 24
stefank@2314 25 #ifndef SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_VMPSOPERATIONS_HPP
stefank@2314 26 #define SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_VMPSOPERATIONS_HPP
stefank@2314 27
stefank@2314 28 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.hpp"
stefank@2314 29 #include "gc_implementation/shared/vmGCOperations.hpp"
stefank@2314 30 #include "gc_interface/gcCause.hpp"
stefank@2314 31
duke@435 32 class VM_ParallelGCFailedAllocation: public VM_GC_Operation {
duke@435 33 private:
duke@435 34 size_t _size;
duke@435 35 HeapWord* _result;
duke@435 36
duke@435 37 public:
tonyp@2971 38 VM_ParallelGCFailedAllocation(size_t size, unsigned int gc_count);
duke@435 39
duke@435 40 virtual VMOp_Type type() const {
duke@435 41 return VMOp_ParallelGCFailedAllocation;
duke@435 42 }
duke@435 43 virtual void doit();
duke@435 44
duke@435 45 HeapWord* result() const { return _result; }
duke@435 46 };
duke@435 47
duke@435 48 class VM_ParallelGCSystemGC: public VM_GC_Operation {
duke@435 49 public:
duke@435 50 VM_ParallelGCSystemGC(unsigned int gc_count, unsigned int full_gc_count,
duke@435 51 GCCause::Cause gc_cause);
duke@435 52 virtual VMOp_Type type() const { return VMOp_ParallelGCSystemGC; }
duke@435 53 virtual void doit();
duke@435 54 };
stefank@2314 55
stefank@2314 56 #endif // SHARE_VM_GC_IMPLEMENTATION_PARALLELSCAVENGE_VMPSOPERATIONS_HPP

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