Mercurial > hg > graal-compiler
view src/share/vm/utilities/decoder.hpp @ 3641:a8021a9f2a14
Fixed a problem when looking up class constants.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 16 Nov 2011 13:56:32 +0100 |
parents | 2d4762ec74af |
children | f08d439fab8c |
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/* * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef __DECODER_HPP #define __DECODER_HPP #include "memory/allocation.hpp" #ifdef _WINDOWS #include <windows.h> #include <imagehlp.h> // functions needed for decoding symbols typedef DWORD (WINAPI *pfn_SymSetOptions)(DWORD); typedef BOOL (WINAPI *pfn_SymInitialize)(HANDLE, PCTSTR, BOOL); typedef BOOL (WINAPI *pfn_SymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64); typedef DWORD (WINAPI *pfn_UndecorateSymbolName)(const char*, char*, DWORD, DWORD); #else class ElfFile; #endif // _WINDOWS class Decoder: public StackObj { public: // status code for decoding native C frame enum decoder_status { no_error, // successfully decoded frames out_of_memory, // out of memory file_invalid, // invalid elf file file_not_found, // could not found symbol file (on windows), such as jvm.pdb or jvm.map helper_not_found, // could not load dbghelp.dll (Windows only) helper_func_error, // decoding functions not found (Windows only) helper_init_error, // SymInitialize failed (Windows only) symbol_not_found // could not find the symbol }; public: Decoder() { initialize(); }; ~Decoder() { uninitialize(); }; static bool can_decode_C_frame_in_vm(); static void initialize(); static void uninitialize(); #ifdef _WINDOWS static decoder_status decode(address addr, char *buf, int buflen, int *offset); #else static decoder_status decode(address addr, const char* filepath, char *buf, int buflen, int *offset); #endif static bool demangle(const char* symbol, char *buf, int buflen); static decoder_status get_status() { return _decoder_status; }; #ifndef _WINDOWS private: static ElfFile* get_elf_file(const char* filepath); #endif // _WINDOWS private: static decoder_status _decoder_status; static bool _initialized; #ifdef _WINDOWS static HMODULE _dbghelp_handle; static bool _can_decode_in_vm; static pfn_SymGetSymFromAddr64 _pfnSymGetSymFromAddr64; static pfn_UndecorateSymbolName _pfnUndecorateSymbolName; #else static ElfFile* _opened_elf_files; #endif // _WINDOWS }; #endif // __DECODER_HPP