VirtualBox

source: vbox/trunk/src/VBox/Disassembler/DisasmInternal.h@ 55027

Last change on this file since 55027 was 53172, checked in by vboxsync, 10 years ago

DIS: #6249: Complex instructions support (like gather) and some fixes. VSIB fix.
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 6.6 KB
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1/* $Id: DisasmInternal.h 53172 2014-10-31 17:44:19Z vboxsync $ */
2/** @file
3 * VBox disassembler - Internal header.
4 */
5
6/*
7 * Copyright (C) 2006-2012 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18#ifndef ___DisasmInternal_h___
19#define ___DisasmInternal_h___
20
21#include <VBox/types.h>
22#include <VBox/dis.h>
23
24
25/** @defgroup grp_dis_int Internals.
26 * @ingroup grp_dis
27 * @{
28 */
29
30/** @name Index into g_apfnCalcSize and g_apfnFullDisasm.
31 * @{ */
32enum IDX_Parse
33{
34 IDX_ParseNop = 0,
35 IDX_ParseModRM,
36 IDX_UseModRM,
37 IDX_ParseImmByte,
38 IDX_ParseImmBRel,
39 IDX_ParseImmUshort,
40 IDX_ParseImmV,
41 IDX_ParseImmVRel,
42 IDX_ParseImmAddr,
43 IDX_ParseFixedReg,
44 IDX_ParseImmUlong,
45 IDX_ParseImmQword,
46 IDX_ParseTwoByteEsc,
47 IDX_ParseImmGrpl,
48 IDX_ParseShiftGrp2,
49 IDX_ParseGrp3,
50 IDX_ParseGrp4,
51 IDX_ParseGrp5,
52 IDX_Parse3DNow,
53 IDX_ParseGrp6,
54 IDX_ParseGrp7,
55 IDX_ParseGrp8,
56 IDX_ParseGrp9,
57 IDX_ParseGrp10,
58 IDX_ParseGrp12,
59 IDX_ParseGrp13,
60 IDX_ParseGrp14,
61 IDX_ParseGrp15,
62 IDX_ParseGrp16,
63 IDX_ParseModFence,
64 IDX_ParseYv,
65 IDX_ParseYb,
66 IDX_ParseXv,
67 IDX_ParseXb,
68 IDX_ParseEscFP,
69 IDX_ParseNopPause,
70 IDX_ParseImmByteSX,
71 IDX_ParseImmZ,
72 IDX_ParseThreeByteEsc4,
73 IDX_ParseThreeByteEsc5,
74 IDX_ParseImmAddrF,
75 IDX_ParseInvOpModRM,
76 IDX_ParseVex2b,
77 IDX_ParseVex3b,
78 IDX_ParseVexDest,
79 IDX_ParseMax
80};
81/** @} */
82
83
84/** @name Opcode maps.
85 * @{ */
86extern const DISOPCODE g_InvalidOpcode[1];
87
88extern const DISOPCODE g_aOneByteMapX86[256];
89extern const DISOPCODE g_aOneByteMapX64[256];
90extern const DISOPCODE g_aTwoByteMapX86[256];
91
92/** Two byte opcode map with prefix 0x66 */
93extern const DISOPCODE g_aTwoByteMapX86_PF66[256];
94
95/** Two byte opcode map with prefix 0xF2 */
96extern const DISOPCODE g_aTwoByteMapX86_PFF2[256];
97
98/** Two byte opcode map with prefix 0xF3 */
99extern const DISOPCODE g_aTwoByteMapX86_PFF3[256];
100
101/** Three byte opcode map (0xF 0x38) */
102extern PCDISOPCODE const g_apThreeByteMapX86_0F38[16];
103
104/** Three byte opcode map with prefix 0x66 (0xF 0x38) */
105extern PCDISOPCODE const g_apThreeByteMapX86_660F38[16];
106
107/** Three byte opcode map with prefix 0xF2 (0xF 0x38) */
108extern PCDISOPCODE const g_apThreeByteMapX86_F20F38[16];
109
110/** Three byte opcode map with prefix 0xF3 (0xF 0x38) */
111extern PCDISOPCODE const g_apThreeByteMapX86_F30F38[16];
112
113extern PCDISOPCODE const g_apThreeByteMapX86_0F3A[16];
114
115/** Three byte opcode map with prefix 0x66 (0xF 0x3A) */
116extern PCDISOPCODE const g_apThreeByteMapX86_660F3A[16];
117
118/** Three byte opcode map with prefixes 0x66 0xF2 (0xF 0x38) */
119extern PCDISOPCODE const g_apThreeByteMapX86_66F20F38[16];
120
121/** VEX opcodes table defined by [VEX.m-mmmm - 1].
122 * 0Fh, 0F38h, 0F3Ah correspondingly, VEX.pp = 00b */
123extern PCDISOPCODE const g_aVexOpcodesMap[3];
124
125/** VEX opcodes table defined by [VEX.m-mmmm - 1].
126 * 0Fh, 0F38h, 0F3Ah correspondingly, VEX.pp = 01b (66h) */
127extern PCDISOPCODE const g_aVexOpcodesMap_66H[3];
128
129/** 0Fh, 0F38h, 0F3Ah correspondingly, VEX.pp = 10b (F3h) */
130extern PCDISOPCODE const g_aVexOpcodesMap_F3H[3];
131
132/** 0Fh, 0F38h, 0F3Ah correspondingly, VEX.pp = 11b (F2h) */
133extern PCDISOPCODE const g_aVexOpcodesMap_F2H[3];
134/** @} */
135
136/** @name Opcode extensions (Group tables)
137 * @{ */
138extern const DISOPCODE g_aMapX86_Group1[8*4];
139extern const DISOPCODE g_aMapX86_Group2[8*6];
140extern const DISOPCODE g_aMapX86_Group3[8*2];
141extern const DISOPCODE g_aMapX86_Group4[8];
142extern const DISOPCODE g_aMapX86_Group5[8];
143extern const DISOPCODE g_aMapX86_Group6[8];
144extern const DISOPCODE g_aMapX86_Group7_mem[8];
145extern const DISOPCODE g_aMapX86_Group7_mod11_rm000[8];
146extern const DISOPCODE g_aMapX86_Group7_mod11_rm001[8];
147extern const DISOPCODE g_aMapX86_Group8[8];
148extern const DISOPCODE g_aMapX86_Group9[8];
149extern const DISOPCODE g_aMapX86_Group10[8];
150extern const DISOPCODE g_aMapX86_Group11[8*2];
151extern const DISOPCODE g_aMapX86_Group12[8*2];
152extern const DISOPCODE g_aMapX86_Group13[8*2];
153extern const DISOPCODE g_aMapX86_Group14[8*2];
154extern const DISOPCODE g_aMapX86_Group15_mem[8];
155extern const DISOPCODE g_aMapX86_Group15_mod11_rm000[8];
156extern const DISOPCODE g_aMapX86_Group16[8];
157extern const DISOPCODE g_aMapX86_NopPause[2];
158/** @} */
159
160/** 3DNow! map (0x0F 0x0F prefix) */
161extern const DISOPCODE g_aTwoByteMapX86_3DNow[256];
162
163/** Floating point opcodes starting with escape byte 0xDF
164 * @{ */
165extern const DISOPCODE g_aMapX86_EscF0_Low[8];
166extern const DISOPCODE g_aMapX86_EscF0_High[16*4];
167extern const DISOPCODE g_aMapX86_EscF1_Low[8];
168extern const DISOPCODE g_aMapX86_EscF1_High[16*4];
169extern const DISOPCODE g_aMapX86_EscF2_Low[8];
170extern const DISOPCODE g_aMapX86_EscF2_High[16*4];
171extern const DISOPCODE g_aMapX86_EscF3_Low[8];
172extern const DISOPCODE g_aMapX86_EscF3_High[16*4];
173extern const DISOPCODE g_aMapX86_EscF4_Low[8];
174extern const DISOPCODE g_aMapX86_EscF4_High[16*4];
175extern const DISOPCODE g_aMapX86_EscF5_Low[8];
176extern const DISOPCODE g_aMapX86_EscF5_High[16*4];
177extern const DISOPCODE g_aMapX86_EscF6_Low[8];
178extern const DISOPCODE g_aMapX86_EscF6_High[16*4];
179extern const DISOPCODE g_aMapX86_EscF7_Low[8];
180extern const DISOPCODE g_aMapX86_EscF7_High[16*4];
181
182extern const PCDISOPCODE g_apMapX86_FP_Low[8];
183extern const PCDISOPCODE g_apMapX86_FP_High[8];
184/** @} */
185
186/** @def OP
187 * Wrapper which initializes an OPCODE.
188 * We must use this so that we can exclude unused fields in order
189 * to save precious bytes in the GC version.
190 *
191 * @internal
192 */
193#ifndef DIS_CORE_ONLY
194# define OP(pszOpcode, idxParse1, idxParse2, idxParse3, opcode, param1, param2, param3, optype) \
195 { pszOpcode, idxParse1, idxParse2, idxParse3, 0, opcode, param1, param2, param3, 0, 0, optype }
196# define OPVEX(pszOpcode, idxParse1, idxParse2, idxParse3, idxParse4, opcode, param1, param2, param3, param4, optype) \
197 { pszOpcode, idxParse1, idxParse2, idxParse3, idxParse4, opcode, param1, param2, param3, param4, 0, optype | DISOPTYPE_SSE }
198#else
199# define OP(pszOpcode, idxParse1, idxParse2, idxParse3, opcode, param1, param2, param3, optype) \
200 { idxParse1, idxParse2, idxParse3, 0, opcode, param1, param2, param3, 0, 0, optype }
201# define OPVEX(pszOpcode, idxParse1, idxParse2, idxParse3, idxParse4, opcode, param1, param2, param3, param4, optype) \
202 { idxParse1, idxParse2, idxParse3, idxParse4, opcode, param1, param2, param3, param4, 0, optype | DISOPTYPE_SSE}
203#endif
204
205
206size_t disFormatBytes(PCDISSTATE pDis, char *pszDst, size_t cchDst, uint32_t fFlags);
207
208/** @} */
209#endif
210
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