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src/share/vm/gc_implementation/g1/g1AllocationContext.hpp@227a9e5e4b4a (annotated)
src/share/vm/gc_implementation/g1/g1AllocationContext.hpp
Fri, 05 Sep 2014 09:49:19 +0200
- author
- sjohanss
- date
- Fri, 05 Sep 2014 09:49:19 +0200
- changeset 7118
- 227a9e5e4b4a
- child 7159
- e5668dcf12e9
- permissions
- -rw-r--r--
8057536: Refactor G1 to allow context specific allocations
Summary: Splitting out a g1 allocator class to simply specialized allocators which can associate each allocation with a given context.
Reviewed-by: mgerdin, brutisso
| sjohanss@7118 | 1 | /* |
| sjohanss@7118 | 2 | * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. |
| sjohanss@7118 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| sjohanss@7118 | 4 | * |
| sjohanss@7118 | 5 | * This code is free software; you can redistribute it and/or modify it |
| sjohanss@7118 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| sjohanss@7118 | 7 | * published by the Free Software Foundation. |
| sjohanss@7118 | 8 | * |
| sjohanss@7118 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| sjohanss@7118 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| sjohanss@7118 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| sjohanss@7118 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| sjohanss@7118 | 13 | * accompanied this code). |
| sjohanss@7118 | 14 | * |
| sjohanss@7118 | 15 | * You should have received a copy of the GNU General Public License version |
| sjohanss@7118 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| sjohanss@7118 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| sjohanss@7118 | 18 | * |
| sjohanss@7118 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| sjohanss@7118 | 20 | * or visit www.oracle.com if you need additional information or have any |
| sjohanss@7118 | 21 | * questions. |
| sjohanss@7118 | 22 | * |
| sjohanss@7118 | 23 | */ |
| sjohanss@7118 | 24 | |
| sjohanss@7118 | 25 | #ifndef SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCATIONCONTEXT_HPP |
| sjohanss@7118 | 26 | #define SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCATIONCONTEXT_HPP |
| sjohanss@7118 | 27 | |
| sjohanss@7118 | 28 | #include "memory/allocation.hpp" |
| sjohanss@7118 | 29 | |
| sjohanss@7118 | 30 | typedef unsigned char AllocationContext_t; |
| sjohanss@7118 | 31 | |
| sjohanss@7118 | 32 | class AllocationContext : AllStatic { |
| sjohanss@7118 | 33 | public: |
| sjohanss@7118 | 34 | // Currently used context |
| sjohanss@7118 | 35 | static AllocationContext_t current() { |
| sjohanss@7118 | 36 | return 0; |
| sjohanss@7118 | 37 | } |
| sjohanss@7118 | 38 | // System wide default context |
| sjohanss@7118 | 39 | static AllocationContext_t system() { |
| sjohanss@7118 | 40 | return 0; |
| sjohanss@7118 | 41 | } |
| sjohanss@7118 | 42 | }; |
| sjohanss@7118 | 43 | |
| sjohanss@7118 | 44 | #endif // SHARE_VM_GC_IMPLEMENTATION_G1_G1ALLOCATIONCONTEXT_HPP |
