Mon, 19 Aug 2013 14:59:54 -0400
8021948: Change InstanceKlass::_source_file_name and _generic_signature from Symbol* to constant pool indexes.
Summary: Change InstanceKlass::_source_file_name and _generic_signature to u2 fields.
Reviewed-by: coleenp, iklam
mgerdin@3619 | 1 | /* |
mgerdin@3619 | 2 | * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
mgerdin@3619 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
mgerdin@3619 | 4 | * |
mgerdin@3619 | 5 | * This code is free software; you can redistribute it and/or modify it |
mgerdin@3619 | 6 | * under the terms of the GNU General Public License version 2 only, as |
mgerdin@3619 | 7 | * published by the Free Software Foundation. |
mgerdin@3619 | 8 | * |
mgerdin@3619 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
mgerdin@3619 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
mgerdin@3619 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
mgerdin@3619 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
mgerdin@3619 | 13 | * accompanied this code). |
mgerdin@3619 | 14 | * |
mgerdin@3619 | 15 | * You should have received a copy of the GNU General Public License version |
mgerdin@3619 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
mgerdin@3619 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
mgerdin@3619 | 18 | * |
mgerdin@3619 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
mgerdin@3619 | 20 | * or visit www.oracle.com if you need additional information or have any |
mgerdin@3619 | 21 | * questions. |
mgerdin@3619 | 22 | * |
mgerdin@3619 | 23 | */ |
mgerdin@3619 | 24 | |
mgerdin@3619 | 25 | #ifndef SHARE_VM_PRIMS_WHITEBOX_HPP |
mgerdin@3619 | 26 | #define SHARE_VM_PRIMS_WHITEBOX_HPP |
mgerdin@3619 | 27 | |
nloodin@3681 | 28 | #include "prims/jni.h" |
nloodin@3681 | 29 | |
nloodin@3681 | 30 | #include "memory/allocation.hpp" |
nloodin@3681 | 31 | #include "oops/oopsHierarchy.hpp" |
nloodin@3681 | 32 | |
nloodin@3681 | 33 | // Entry macro to transition from JNI to VM state. |
nloodin@3681 | 34 | |
nloodin@3681 | 35 | #define WB_ENTRY(result_type, header) JNI_ENTRY(result_type, header) |
nloodin@3681 | 36 | #define WB_END JNI_END |
iignatyev@4592 | 37 | #define WB_METHOD_DECLARE(result_type) extern "C" result_type JNICALL |
nloodin@3681 | 38 | |
mgerdin@3619 | 39 | class WhiteBox : public AllStatic { |
mgerdin@3619 | 40 | private: |
mgerdin@3619 | 41 | static bool _used; |
mgerdin@3619 | 42 | public: |
mgerdin@3619 | 43 | static bool used() { return _used; } |
mgerdin@3619 | 44 | static void set_used() { _used = true; } |
nloodin@3681 | 45 | static int offset_for_field(const char* field_name, oop object, |
nloodin@3681 | 46 | Symbol* signature_symbol); |
nloodin@3681 | 47 | static const char* lookup_jstring(const char* field_name, oop object); |
nloodin@3681 | 48 | static bool lookup_bool(const char* field_name, oop object); |
mgerdin@3619 | 49 | }; |
mgerdin@3619 | 50 | |
nloodin@3681 | 51 | |
nloodin@3681 | 52 | |
mgerdin@3619 | 53 | #endif // SHARE_VM_PRIMS_WHITEBOX_HPP |