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annotate src/share/vm/oops/compiledICHolderOop.hpp @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 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 | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 1972 | 25 #ifndef SHARE_VM_OOPS_COMPILEDICHOLDEROOP_HPP |
| 26 #define SHARE_VM_OOPS_COMPILEDICHOLDEROOP_HPP | |
| 27 | |
| 28 #include "oops/oop.hpp" | |
| 29 | |
| 0 | 30 // A compiledICHolderOop is a helper object for the inline cache implementation. |
| 31 // It holds an intermediate value (method+klass pair) used when converting from | |
| 32 // compiled to an interpreted call. | |
| 33 // | |
| 34 // compiledICHolderOops are always allocated permanent (to avoid traversing the | |
| 35 // codeCache during scavenge). | |
| 36 | |
| 37 | |
| 38 class compiledICHolderOopDesc : public oopDesc { | |
| 39 friend class VMStructs; | |
| 40 private: | |
| 41 methodOop _holder_method; | |
| 42 klassOop _holder_klass; // to avoid name conflict with oopDesc::_klass | |
| 43 public: | |
| 44 // accessors | |
| 45 methodOop holder_method() const { return _holder_method; } | |
| 46 klassOop holder_klass() const { return _holder_klass; } | |
| 47 | |
| 48 void set_holder_method(methodOop m) { oop_store_without_check((oop*)&_holder_method, (oop)m); } | |
| 49 void set_holder_klass(klassOop k) { oop_store_without_check((oop*)&_holder_klass, (oop)k); } | |
| 50 | |
| 51 static int header_size() { return sizeof(compiledICHolderOopDesc)/HeapWordSize; } | |
| 52 static int object_size() { return align_object_size(header_size()); } | |
| 53 | |
| 54 // interpreter support (offsets in bytes) | |
| 55 static int holder_method_offset() { return offset_of(compiledICHolderOopDesc, _holder_method); } | |
| 56 static int holder_klass_offset() { return offset_of(compiledICHolderOopDesc, _holder_klass); } | |
| 57 | |
| 58 // GC support | |
| 59 oop* adr_holder_method() const { return (oop*)&_holder_method; } | |
| 60 oop* adr_holder_klass() const { return (oop*)&_holder_klass; } | |
| 61 }; | |
| 1972 | 62 |
| 63 #endif // SHARE_VM_OOPS_COMPILEDICHOLDEROOP_HPP |