1 /* 2 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_VM_COMPILER_DISASSEMBLER_HPP 26 #define SHARE_VM_COMPILER_DISASSEMBLER_HPP 27 28 #include "runtime/globals.hpp" 29 #ifdef TARGET_OS_FAMILY_linux 30 # include "os_linux.inline.hpp" 31 #endif 32 #ifdef TARGET_OS_FAMILY_solaris 33 # include "os_solaris.inline.hpp" 34 #endif 35 #ifdef TARGET_OS_FAMILY_windows 36 # include "os_windows.inline.hpp" 37 #endif 38 #ifdef TARGET_OS_FAMILY_bsd 39 # include "os_bsd.inline.hpp" 40 #endif 41 42 class decode_env; 43 44 // The disassembler prints out assembly code annotated 45 // with Java specific information. 46 47 class Disassembler { 48 friend class decode_env; 49 private: 50 // this is the type of the dll entry point: 51 typedef void* (*decode_func)(void* start, void* end, 52 void* (*event_callback)(void*, const char*, void*), 53 void* event_stream, 54 int (*printf_callback)(void*, const char*, ...), 55 void* printf_stream, 56 const char* options); 57 // points to the library. 58 static void* _library; 59 // bailout 60 static bool _tried_to_load_library; 61 // points to the decode function. 62 static decode_func _decode_instructions; 63 // tries to load library and return whether it succedded. 64 static bool load_library(); 65 66 // Machine dependent stuff 67 #ifdef TARGET_ARCH_x86 68 # include "disassembler_x86.hpp" 69 #endif 70 #ifdef TARGET_ARCH_sparc 71 # include "disassembler_sparc.hpp" 72 #endif 73 #ifdef TARGET_ARCH_zero 74 # include "disassembler_zero.hpp" 75 #endif 76 #ifdef TARGET_ARCH_arm 77 # include "disassembler_arm.hpp" 78 #endif 79 #ifdef TARGET_ARCH_ppc 80 # include "disassembler_ppc.hpp" 81 #endif 82 83 84 public: 85 static bool can_decode() { 86 return (_decode_instructions != NULL) || load_library(); 87 } 88 static void decode(CodeBlob *cb, outputStream* st = NULL); 89 static void decode(nmethod* nm, outputStream* st = NULL); 90 static void decode(address begin, address end, outputStream* st = NULL); 91 }; 92 93 #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP