1 /*
   2  * Copyright (c) 2008, 2013, 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 "asm/codeBuffer.hpp"
  29 #include "runtime/globals.hpp"
  30 #ifdef TARGET_OS_FAMILY_linux
  31 # include "os_linux.inline.hpp"
  32 #endif
  33 #ifdef TARGET_OS_FAMILY_solaris
  34 # include "os_solaris.inline.hpp"
  35 #endif
  36 #ifdef TARGET_OS_FAMILY_windows
  37 # include "os_windows.inline.hpp"
  38 #endif
  39 #ifdef TARGET_OS_FAMILY_aix
  40 # include "os_aix.inline.hpp"
  41 #endif
  42 #ifdef TARGET_OS_FAMILY_bsd
  43 # include "os_bsd.inline.hpp"
  44 #endif
  45 
  46 class decode_env;
  47 
  48 // The disassembler prints out assembly code annotated
  49 // with Java specific information.
  50 
  51 class Disassembler {
  52   friend class decode_env;
  53  private:
  54   // this is the type of the dll entry point:
  55   typedef void* (*decode_func_virtual)(uintptr_t start_va, uintptr_t end_va,
  56                                unsigned char* buffer, uintptr_t length,
  57                                void* (*event_callback)(void*, const char*, void*),
  58                                void* event_stream,
  59                                int (*printf_callback)(void*, const char*, ...),
  60                                void* printf_stream,
  61                                const char* options,
  62                                int newline);
  63   // this is the type of the dll entry point for old version:
  64   typedef void* (*decode_func)(void* start_va, void* end_va,
  65                                void* (*event_callback)(void*, const char*, void*),
  66                                void* event_stream,
  67                                int (*printf_callback)(void*, const char*, ...),
  68                                void* printf_stream,
  69                                const char* options);
  70   // points to the library.
  71   static void*    _library;
  72   // bailout
  73   static bool     _tried_to_load_library;
  74   // points to the decode function.
  75   static decode_func_virtual _decode_instructions_virtual;
  76   static decode_func _decode_instructions;
  77   // tries to load library and return whether it succedded.
  78   static bool load_library();
  79 
  80   // Machine dependent stuff
  81 #ifdef TARGET_ARCH_x86
  82 # include "disassembler_x86.hpp"
  83 #endif
  84 #ifdef TARGET_ARCH_sparc
  85 # include "disassembler_sparc.hpp"
  86 #endif
  87 #ifdef TARGET_ARCH_zero
  88 # include "disassembler_zero.hpp"
  89 #endif
  90 #ifdef TARGET_ARCH_arm
  91 # include "disassembler_arm.hpp"
  92 #endif
  93 #ifdef TARGET_ARCH_ppc
  94 # include "disassembler_ppc.hpp"
  95 #endif



  96 
  97 
  98  public:
  99   static bool can_decode() {
 100     return (_decode_instructions_virtual != NULL) ||
 101            (_decode_instructions != NULL) ||
 102            load_library();
 103   }
 104   static void decode(CodeBlob *cb,               outputStream* st = NULL);
 105   static void decode(nmethod* nm,                outputStream* st = NULL);
 106   static void decode(address begin, address end, outputStream* st = NULL, CodeStrings c = CodeStrings());
 107 };
 108 
 109 #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP
--- EOF ---