| /* |
| * Copyright (c) 2008, 2016, 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 SHARE_VM_COMPILER_DISASSEMBLER_HPP |
| #define SHARE_VM_COMPILER_DISASSEMBLER_HPP |
| |
| #include "asm/codeBuffer.hpp" |
| #include "runtime/globals.hpp" |
| #include "utilities/macros.hpp" |
| |
| class decode_env; |
| |
| // The disassembler prints out assembly code annotated |
| // with Java specific information. |
| |
| class Disassembler { |
| friend class decode_env; |
| private: |
| // this is the type of the dll entry point: |
| typedef void* (*decode_func_virtual)(uintptr_t start_va, uintptr_t end_va, |
| unsigned char* buffer, uintptr_t length, |
| void* (*event_callback)(void*, const char*, void*), |
| void* event_stream, |
| int (*printf_callback)(void*, const char*, ...), |
| void* printf_stream, |
| const char* options, |
| int newline); |
| // this is the type of the dll entry point for old version: |
| typedef void* (*decode_func)(void* start_va, void* end_va, |
| void* (*event_callback)(void*, const char*, void*), |
| void* event_stream, |
| int (*printf_callback)(void*, const char*, ...), |
| void* printf_stream, |
| const char* options); |
| // points to the library. |
| static void* _library; |
| // bailout |
| static bool _tried_to_load_library; |
| // points to the decode function. |
| static decode_func_virtual _decode_instructions_virtual; |
| static decode_func _decode_instructions; |
| // tries to load library and return whether it succedded. |
| static bool load_library(); |
| |
| // Machine dependent stuff |
| #include CPU_HEADER(disassembler) |
| |
| public: |
| static bool can_decode() { |
| ttyLocker tl; |
| return (_decode_instructions_virtual != NULL) || |
| (_decode_instructions != NULL) || |
| load_library(); |
| } |
| static void decode(CodeBlob *cb, outputStream* st = NULL); |
| static void decode(nmethod* nm, outputStream* st = NULL); |
| static void decode(address begin, address end, outputStream* st = NULL, CodeStrings c = CodeStrings()); |
| }; |
| |
| #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP |