| 1 | /* $Id: DisasmInternal.h 41790 2012-06-16 20:33:45Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VBox disassembler - Internal header.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2012 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ___DisasmInternal_h___
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| 19 | #define ___DisasmInternal_h___
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| 20 |
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| 21 | #include <VBox/types.h>
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| 22 | #include <VBox/dis.h>
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| 23 |
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| 24 |
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| 25 | /** @defgroup grp_dis_int Internals.
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| 26 | * @ingroup grp_dis
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| 27 | * @{
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| 28 | */
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| 29 |
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| 30 | /** @name Index into g_apfnCalcSize and g_apfnFullDisasm.
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| 31 | * @{ */
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| 32 | #define IDX_ParseNop 0
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| 33 | #define IDX_ParseModRM 1
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| 34 | #define IDX_UseModRM 2
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| 35 | #define IDX_ParseImmByte 3
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| 36 | #define IDX_ParseImmBRel 4
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| 37 | #define IDX_ParseImmUshort 5
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| 38 | #define IDX_ParseImmV 6
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| 39 | #define IDX_ParseImmVRel 7
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| 40 | #define IDX_ParseImmAddr 8
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| 41 | #define IDX_ParseFixedReg 9
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| 42 | #define IDX_ParseImmUlong 10
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| 43 | #define IDX_ParseImmQword 11
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| 44 | #define IDX_ParseTwoByteEsc 12
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| 45 | #define IDX_ParseImmGrpl 13
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| 46 | #define IDX_ParseShiftGrp2 14
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| 47 | #define IDX_ParseGrp3 15
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| 48 | #define IDX_ParseGrp4 16
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| 49 | #define IDX_ParseGrp5 17
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| 50 | #define IDX_Parse3DNow 18
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| 51 | #define IDX_ParseGrp6 19
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| 52 | #define IDX_ParseGrp7 20
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| 53 | #define IDX_ParseGrp8 21
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| 54 | #define IDX_ParseGrp9 22
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| 55 | #define IDX_ParseGrp10 23
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| 56 | #define IDX_ParseGrp12 24
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| 57 | #define IDX_ParseGrp13 25
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| 58 | #define IDX_ParseGrp14 26
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| 59 | #define IDX_ParseGrp15 27
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| 60 | #define IDX_ParseGrp16 28
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| 61 | #define IDX_ParseModFence 29
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| 62 | #define IDX_ParseYv 30
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| 63 | #define IDX_ParseYb 31
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| 64 | #define IDX_ParseXv 32
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| 65 | #define IDX_ParseXb 33
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| 66 | #define IDX_ParseEscFP 34
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| 67 | #define IDX_ParseNopPause 35
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| 68 | #define IDX_ParseImmByteSX 36
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| 69 | #define IDX_ParseImmZ 37
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| 70 | #define IDX_ParseThreeByteEsc4 38
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| 71 | #define IDX_ParseThreeByteEsc5 39
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| 72 | #define IDX_ParseImmAddrF 40
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| 73 | #define IDX_ParseMax (IDX_ParseImmAddrF+1)
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| 74 | /** @} */
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| 75 |
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| 76 |
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| 77 | /** @name Opcode maps.
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| 78 | * @{ */
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| 79 | extern const DISOPCODE g_InvalidOpcode[1];
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| 80 |
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| 81 | extern const DISOPCODE g_aOneByteMapX86[256];
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| 82 | extern const DISOPCODE g_aOneByteMapX64[256];
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| 83 | extern const DISOPCODE g_aTwoByteMapX86[256];
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| 84 |
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| 85 | /** Two byte opcode map with prefix 0x66 */
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| 86 | extern const DISOPCODE g_aTwoByteMapX86_PF66[256];
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| 87 |
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| 88 | /** Two byte opcode map with prefix 0xF2 */
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| 89 | extern const DISOPCODE g_aTwoByteMapX86_PFF2[256];
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| 90 |
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| 91 | /** Two byte opcode map with prefix 0xF3 */
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| 92 | extern const DISOPCODE g_aTwoByteMapX86_PFF3[256];
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| 93 |
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| 94 | /** Three byte opcode map (0xF 0x38) */
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| 95 | extern PCDISOPCODE const g_apThreeByteMapX86_0F38[16];
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| 96 |
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| 97 | /** Three byte opcode map with prefix 0x66 (0xF 0x38) */
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| 98 | extern PCDISOPCODE const g_apThreeByteMapX86_660F38[16];
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| 99 |
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| 100 | /** Three byte opcode map with prefix 0xF2 (0xF 0x38) */
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| 101 | extern PCDISOPCODE const g_apThreeByteMapX86_F20F38[16];
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| 102 |
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| 103 | /** Three byte opcode map with prefix 0x66 (0xF 0x3A) */
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| 104 | extern PCDISOPCODE const g_apThreeByteMapX86_660F3A[16];
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| 105 | /** @} */
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| 106 |
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| 107 | /** @name Opcode extensions (Group tables)
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| 108 | * @{ */
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| 109 | extern const DISOPCODE g_aMapX86_Group1[8*4];
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| 110 | extern const DISOPCODE g_aMapX86_Group2[8*6];
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| 111 | extern const DISOPCODE g_aMapX86_Group3[8*2];
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| 112 | extern const DISOPCODE g_aMapX86_Group4[8];
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| 113 | extern const DISOPCODE g_aMapX86_Group5[8];
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| 114 | extern const DISOPCODE g_aMapX86_Group6[8];
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| 115 | extern const DISOPCODE g_aMapX86_Group7_mem[8];
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| 116 | extern const DISOPCODE g_aMapX86_Group7_mod11_rm000[8];
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| 117 | extern const DISOPCODE g_aMapX86_Group7_mod11_rm001[8];
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| 118 | extern const DISOPCODE g_aMapX86_Group8[8];
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| 119 | extern const DISOPCODE g_aMapX86_Group9[8];
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| 120 | extern const DISOPCODE g_aMapX86_Group10[8];
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| 121 | extern const DISOPCODE g_aMapX86_Group11[8*2];
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| 122 | extern const DISOPCODE g_aMapX86_Group12[8*2];
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| 123 | extern const DISOPCODE g_aMapX86_Group13[8*2];
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| 124 | extern const DISOPCODE g_aMapX86_Group14[8*2];
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| 125 | extern const DISOPCODE g_aMapX86_Group15_mem[8];
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| 126 | extern const DISOPCODE g_aMapX86_Group15_mod11_rm000[8];
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| 127 | extern const DISOPCODE g_aMapX86_Group16[8];
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| 128 | extern const DISOPCODE g_aMapX86_NopPause[2];
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| 129 | /** @} */
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| 130 |
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| 131 | /** 3DNow! map (0x0F 0x0F prefix) */
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| 132 | extern const DISOPCODE g_aTwoByteMapX86_3DNow[256];
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| 133 |
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| 134 | /** Floating point opcodes starting with escape byte 0xDF
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| 135 | * @{ */
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| 136 | extern const DISOPCODE g_aMapX86_EscF0_Low[8];
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| 137 | extern const DISOPCODE g_aMapX86_EscF0_High[16*4];
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| 138 | extern const DISOPCODE g_aMapX86_EscF1_Low[8];
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| 139 | extern const DISOPCODE g_aMapX86_EscF1_High[16*4];
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| 140 | extern const DISOPCODE g_aMapX86_EscF2_Low[8];
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| 141 | extern const DISOPCODE g_aMapX86_EscF2_High[16*4];
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| 142 | extern const DISOPCODE g_aMapX86_EscF3_Low[8];
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| 143 | extern const DISOPCODE g_aMapX86_EscF3_High[16*4];
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| 144 | extern const DISOPCODE g_aMapX86_EscF4_Low[8];
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| 145 | extern const DISOPCODE g_aMapX86_EscF4_High[16*4];
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| 146 | extern const DISOPCODE g_aMapX86_EscF5_Low[8];
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| 147 | extern const DISOPCODE g_aMapX86_EscF5_High[16*4];
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| 148 | extern const DISOPCODE g_aMapX86_EscF6_Low[8];
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| 149 | extern const DISOPCODE g_aMapX86_EscF6_High[16*4];
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| 150 | extern const DISOPCODE g_aMapX86_EscF7_Low[8];
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| 151 | extern const DISOPCODE g_aMapX86_EscF7_High[16*4];
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| 152 |
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| 153 | extern const PCDISOPCODE g_apMapX86_FP_Low[8];
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| 154 | extern const PCDISOPCODE g_apMapX86_FP_High[8];
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| 155 | /** @} */
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| 156 |
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| 157 | /** @def OP
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| 158 | * Wrapper which initializes an OPCODE.
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| 159 | * We must use this so that we can exclude unused fields in order
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| 160 | * to save precious bytes in the GC version.
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| 161 | *
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| 162 | * @internal
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| 163 | */
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| 164 | #ifndef DIS_CORE_ONLY
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| 165 | # define OP(pszOpcode, idxParse1, idxParse2, idxParse3, opcode, param1, param2, param3, optype) \
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| 166 | { pszOpcode, idxParse1, idxParse2, idxParse3, 0, opcode, param1, param2, param3, optype }
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| 167 | #else
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| 168 | # define OP(pszOpcode, idxParse1, idxParse2, idxParse3, opcode, param1, param2, param3, optype) \
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| 169 | { idxParse1, idxParse2, idxParse3, 0, opcode, param1, param2, param3, optype }
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| 170 | #endif
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| 171 |
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| 172 |
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| 173 | size_t disFormatBytes(PCDISSTATE pDis, char *pszDst, size_t cchDst, uint32_t fFlags);
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| 174 |
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| 175 | /** @} */
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| 176 | #endif
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| 177 |
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