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annotate src/share/vm/compiler/disassembler.hpp @ 6862:8a5ea0a9ccc4

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7127708: G1: change task num types from int to uint in concurrent mark Summary: Change the type of various task num fields, parameters etc to unsigned and rename them to be more consistent with the other collectors. Code changes were also reviewed by Vitaly Davidovich. Reviewed-by: johnc Contributed-by: Kaushik Srenevasan <kaushik@twitter.com>
author johnc
date Sat, 06 Oct 2012 01:17:44 -0700
parents f2e12eb74117
children 3d701c802d01
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1 /*
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2 * Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #ifndef SHARE_VM_COMPILER_DISASSEMBLER_HPP
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26 #define SHARE_VM_COMPILER_DISASSEMBLER_HPP
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27
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28 #include "asm/codeBuffer.hpp"
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29 #include "runtime/globals.hpp"
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30 #ifdef TARGET_OS_FAMILY_linux
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31 # include "os_linux.inline.hpp"
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32 #endif
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33 #ifdef TARGET_OS_FAMILY_solaris
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34 # include "os_solaris.inline.hpp"
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35 #endif
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36 #ifdef TARGET_OS_FAMILY_windows
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37 # include "os_windows.inline.hpp"
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38 #endif
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39 #ifdef TARGET_OS_FAMILY_bsd
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40 # include "os_bsd.inline.hpp"
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41 #endif
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42
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43 class decode_env;
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44
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45 // The disassembler prints out assembly code annotated
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46 // with Java specific information.
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47
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48 class Disassembler {
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49 friend class decode_env;
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50 private:
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51 // this is the type of the dll entry point:
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52 typedef void* (*decode_func)(uintptr_t start_va, uintptr_t end_va,
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53 unsigned char* buffer, uintptr_t length,
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54 void* (*event_callback)(void*, const char*, void*),
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55 void* event_stream,
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56 int (*printf_callback)(void*, const char*, ...),
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57 void* printf_stream,
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58 const char* options);
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59 // points to the library.
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60 static void* _library;
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61 // bailout
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62 static bool _tried_to_load_library;
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63 // points to the decode function.
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64 static decode_func _decode_instructions;
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65 // tries to load library and return whether it succedded.
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66 static bool load_library();
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67
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68 // Machine dependent stuff
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69 #ifdef TARGET_ARCH_x86
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70 # include "disassembler_x86.hpp"
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71 #endif
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72 #ifdef TARGET_ARCH_sparc
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73 # include "disassembler_sparc.hpp"
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74 #endif
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75 #ifdef TARGET_ARCH_zero
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76 # include "disassembler_zero.hpp"
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77 #endif
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78 #ifdef TARGET_ARCH_arm
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79 # include "disassembler_arm.hpp"
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80 #endif
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81 #ifdef TARGET_ARCH_ppc
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82 # include "disassembler_ppc.hpp"
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83 #endif
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86 public:
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87 static bool can_decode() {
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88 return (_decode_instructions != NULL) || load_library();
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89 }
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90 static void decode(CodeBlob *cb, outputStream* st = NULL);
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91 static void decode(nmethod* nm, outputStream* st = NULL);
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92 static void decode(address begin, address end, outputStream* st = NULL, CodeComments c = CodeComments());
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93 };
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94
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95 #endif // SHARE_VM_COMPILER_DISASSEMBLER_HPP