jdk8-mips64-public/hotspot: src/share/vm/compiler/disassembler.hpp@2d8a650513c2

     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  */

    25 /*

    26  * This file has been modified by Loongson Technology in 2015. These

    27  * modifications are Copyright (c) 2015 Loongson Technology, and are made

    28  * available on the same license terms set forth above.

    29  */

    31 #ifndef SHARE_VM_COMPILER_DISASSEMBLER_HPP

    32 #define SHARE_VM_COMPILER_DISASSEMBLER_HPP

    34 #include "asm/codeBuffer.hpp"

    35 #include "compiler/disassemblerEnv.hpp"

    36 #include "runtime/globals.hpp"

    37 #ifdef TARGET_OS_FAMILY_linux

    38 # include "os_linux.inline.hpp"

    39 #endif

    40 #ifdef TARGET_OS_FAMILY_solaris

    41 # include "os_solaris.inline.hpp"

    42 #endif

    43 #ifdef TARGET_OS_FAMILY_windows

    44 # include "os_windows.inline.hpp"

    45 #endif

    46 #ifdef TARGET_OS_FAMILY_aix

    47 # include "os_aix.inline.hpp"

    48 #endif

    49 #ifdef TARGET_OS_FAMILY_bsd

    50 # include "os_bsd.inline.hpp"

    51 #endif

    53 class decode_env;

    54 #ifdef MIPS64

    55  # include "disassembler_mips.hpp"

    56 #else

    57 // The disassembler prints out assembly code annotated

    58 // with Java specific information.

    60 class Disassembler {

    61   friend class decode_env;

    62  private:

    63   // this is the type of the dll entry point:

    64   typedef void* (*decode_func_virtual)(uintptr_t start_va, uintptr_t end_va,

    65                                unsigned char* buffer, uintptr_t length,

    66                                void* (*event_callback)(void*, const char*, void*),

    67                                void* event_stream,

    68                                int (*printf_callback)(void*, const char*, ...),

    69                                void* printf_stream,

    70                                const char* options,

    71                                int newline);

    72   // this is the type of the dll entry point for old version:

    73   typedef void* (*decode_func)(void* start_va, void* end_va,

    74                                void* (*event_callback)(void*, const char*, void*),

    75                                void* event_stream,

    76                                int (*printf_callback)(void*, const char*, ...),

    77                                void* printf_stream,

    78                                const char* options);

    79   // points to the library.

    80   static void*    _library;

    81   // bailout

    82   static bool     _tried_to_load_library;

    83   // points to the decode function.

    84   static decode_func_virtual _decode_instructions_virtual;

    85   static decode_func _decode_instructions;

    86   // tries to load library and return whether it succedded.

    87   static bool load_library();

    88 #ifdef MIPS64

    89   // decodes one instruction and return the start of the next instruction.

    90    static address decode_instruction(address start, DisassemblerEnv* env);

    91 #endif

    92   // Machine dependent stuff

    93 #ifdef TARGET_ARCH_x86

    94 # include "disassembler_x86.hpp"

    95 #endif

    96 #ifdef TARGET_ARCH_sparc

    97 # include "disassembler_sparc.hpp"

    98 #endif

    99 #ifdef TARGET_ARCH_zero

   100 # include "disassembler_zero.hpp"

   101 #endif

   102 #ifdef TARGET_ARCH_arm

   103 # include "disassembler_arm.hpp"

   104 #endif

   105 #ifdef TARGET_ARCH_ppc

   106 # include "disassembler_ppc.hpp"

   107 #endif

   109  public:

   110   static bool can_decode() {

   111     return (_decode_instructions_virtual != NULL) ||

   112            (_decode_instructions != NULL) ||

   113            load_library();

   114   }

   115   static void decode(CodeBlob *cb,               outputStream* st = NULL);

   116   static void decode(nmethod* nm,                outputStream* st = NULL);

   117   static void decode(address begin, address end, outputStream* st = NULL, CodeStrings c = CodeStrings());

   118 };

   120 #endif //MIPS64 has its own disassembler implements. 2013/02/25

   122 #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP

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