nkeynes@362 | 1 | /* Print i386 instructions for GDB, the GNU debugger.
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nkeynes@362 | 2 | Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
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nkeynes@362 | 3 | 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
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nkeynes@362 | 4 |
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nkeynes@362 | 5 | This file is part of GDB.
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nkeynes@362 | 6 |
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nkeynes@362 | 7 | This program is free software; you can redistribute it and/or modify
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nkeynes@362 | 8 | it under the terms of the GNU General Public License as published by
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nkeynes@362 | 9 | the Free Software Foundation; either version 2 of the License, or
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nkeynes@362 | 10 | (at your option) any later version.
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nkeynes@362 | 11 |
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nkeynes@362 | 12 | This program is distributed in the hope that it will be useful,
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nkeynes@362 | 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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nkeynes@362 | 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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nkeynes@362 | 15 | GNU General Public License for more details.
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nkeynes@362 | 16 |
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nkeynes@362 | 17 | You should have received a copy of the GNU General Public License
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nkeynes@362 | 18 | along with this program; if not, write to the Free Software
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nkeynes@362 | 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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nkeynes@362 | 20 |
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nkeynes@362 | 21 | /* 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu)
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nkeynes@362 | 22 | July 1988
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nkeynes@362 | 23 | modified by John Hassey (hassey@dg-rtp.dg.com)
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nkeynes@362 | 24 | x86-64 support added by Jan Hubicka (jh@suse.cz)
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nkeynes@362 | 25 | VIA PadLock support by Michal Ludvig (mludvig@suse.cz). */
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nkeynes@362 | 26 |
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nkeynes@362 | 27 | /* The main tables describing the instructions is essentially a copy
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nkeynes@362 | 28 | of the "Opcode Map" chapter (Appendix A) of the Intel 80386
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nkeynes@362 | 29 | Programmers Manual. Usually, there is a capital letter, followed
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nkeynes@362 | 30 | by a small letter. The capital letter tell the addressing mode,
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nkeynes@362 | 31 | and the small letter tells about the operand size. Refer to
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nkeynes@362 | 32 | the Intel manual for details. */
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nkeynes@362 | 33 |
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nkeynes@1264 | 34 | #include "xlat/disasm/dis-asm.h"
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nkeynes@1264 | 35 | #include "xlat/disasm/sysdep.h"
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nkeynes@1263 | 36 | #include "xlat/xlatdasm.h"
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nkeynes@755 | 37 | #include "gettext.h"
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nkeynes@362 | 38 |
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nkeynes@362 | 39 | #define MAXLEN 20
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nkeynes@362 | 40 |
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nkeynes@362 | 41 | #include <setjmp.h>
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nkeynes@362 | 42 |
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nkeynes@362 | 43 | #ifndef UNIXWARE_COMPAT
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nkeynes@362 | 44 | /* Set non-zero for broken, compatible instructions. Set to zero for
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nkeynes@362 | 45 | non-broken opcodes. */
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nkeynes@362 | 46 | #define UNIXWARE_COMPAT 1
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nkeynes@362 | 47 | #endif
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nkeynes@362 | 48 |
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nkeynes@362 | 49 | static int fetch_data (struct disassemble_info *, bfd_byte *);
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nkeynes@362 | 50 | static void ckprefix (void);
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nkeynes@362 | 51 | static const char *prefix_name (int, int);
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nkeynes@362 | 52 | static int print_insn (bfd_vma, disassemble_info *);
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nkeynes@362 | 53 | static void dofloat (int);
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nkeynes@362 | 54 | static void OP_ST (int, int);
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nkeynes@362 | 55 | static void OP_STi (int, int);
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nkeynes@362 | 56 | static int putop (const char *, int);
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nkeynes@362 | 57 | static void oappend (const char *);
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nkeynes@362 | 58 | static void append_seg (void);
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nkeynes@362 | 59 | static void OP_indirE (int, int);
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nkeynes@362 | 60 | static void OP_E (int, int);
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nkeynes@362 | 61 | static void OP_G (int, int);
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nkeynes@362 | 62 | static bfd_vma get64 (void);
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nkeynes@362 | 63 | static bfd_signed_vma get32 (void);
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nkeynes@362 | 64 | static bfd_signed_vma get32s (void);
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nkeynes@362 | 65 | static int get16 (void);
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nkeynes@362 | 66 | static void set_op (bfd_vma, int);
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nkeynes@362 | 67 | static void OP_REG (int, int);
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nkeynes@362 | 68 | static void OP_IMREG (int, int);
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nkeynes@362 | 69 | static void OP_I (int, int);
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nkeynes@362 | 70 | static void OP_I64 (int, int);
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nkeynes@362 | 71 | static void OP_sI (int, int);
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nkeynes@362 | 72 | static void OP_J (int, int);
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nkeynes@362 | 73 | static void OP_SEG (int, int);
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nkeynes@362 | 74 | static void OP_DIR (int, int);
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nkeynes@362 | 75 | static void OP_OFF (int, int);
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nkeynes@362 | 76 | static void OP_OFF64 (int, int);
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nkeynes@362 | 77 | static void ptr_reg (int, int);
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nkeynes@362 | 78 | static void OP_ESreg (int, int);
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nkeynes@362 | 79 | static void OP_DSreg (int, int);
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nkeynes@362 | 80 | static void OP_C (int, int);
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nkeynes@362 | 81 | static void OP_D (int, int);
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nkeynes@362 | 82 | static void OP_T (int, int);
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nkeynes@362 | 83 | static void OP_Rd (int, int);
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nkeynes@362 | 84 | static void OP_MMX (int, int);
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nkeynes@362 | 85 | static void OP_XMM (int, int);
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nkeynes@362 | 86 | static void OP_EM (int, int);
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nkeynes@362 | 87 | static void OP_EX (int, int);
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nkeynes@362 | 88 | static void OP_MS (int, int);
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nkeynes@362 | 89 | static void OP_XS (int, int);
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nkeynes@362 | 90 | static void OP_M (int, int);
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nkeynes@362 | 91 | static void OP_0fae (int, int);
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nkeynes@362 | 92 | static void OP_0f07 (int, int);
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nkeynes@362 | 93 | static void NOP_Fixup (int, int);
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nkeynes@362 | 94 | static void OP_3DNowSuffix (int, int);
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nkeynes@362 | 95 | static void OP_SIMD_Suffix (int, int);
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nkeynes@362 | 96 | static void SIMD_Fixup (int, int);
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nkeynes@362 | 97 | static void PNI_Fixup (int, int);
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nkeynes@362 | 98 | static void INVLPG_Fixup (int, int);
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nkeynes@362 | 99 | static void BadOp (void);
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nkeynes@362 | 100 |
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nkeynes@362 | 101 | struct dis_private {
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nkeynes@362 | 102 | /* Points to first byte not fetched. */
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nkeynes@362 | 103 | bfd_byte *max_fetched;
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nkeynes@362 | 104 | bfd_byte the_buffer[MAXLEN];
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nkeynes@362 | 105 | bfd_vma insn_start;
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nkeynes@362 | 106 | int orig_sizeflag;
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nkeynes@362 | 107 | jmp_buf bailout;
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nkeynes@362 | 108 | };
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nkeynes@362 | 109 |
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nkeynes@362 | 110 | /* The opcode for the fwait instruction, which we treat as a prefix
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nkeynes@362 | 111 | when we can. */
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nkeynes@362 | 112 | #define FWAIT_OPCODE (0x9b)
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nkeynes@362 | 113 |
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nkeynes@362 | 114 | /* Set to 1 for 64bit mode disassembly. */
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nkeynes@362 | 115 | static int mode_64bit;
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nkeynes@362 | 116 |
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nkeynes@362 | 117 | /* Flags for the prefixes for the current instruction. See below. */
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nkeynes@362 | 118 | static int prefixes;
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nkeynes@362 | 119 |
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nkeynes@362 | 120 | /* REX prefix the current instruction. See below. */
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nkeynes@362 | 121 | static int rex;
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nkeynes@362 | 122 | /* Bits of REX we've already used. */
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nkeynes@362 | 123 | static int rex_used;
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nkeynes@362 | 124 | #define REX_MODE64 8
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nkeynes@362 | 125 | #define REX_EXTX 4
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nkeynes@362 | 126 | #define REX_EXTY 2
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nkeynes@362 | 127 | #define REX_EXTZ 1
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nkeynes@362 | 128 | /* Mark parts used in the REX prefix. When we are testing for
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nkeynes@362 | 129 | empty prefix (for 8bit register REX extension), just mask it
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nkeynes@362 | 130 | out. Otherwise test for REX bit is excuse for existence of REX
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nkeynes@362 | 131 | only in case value is nonzero. */
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nkeynes@362 | 132 | #define USED_REX(value) \
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nkeynes@362 | 133 | { \
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nkeynes@362 | 134 | if (value) \
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nkeynes@362 | 135 | rex_used |= (rex & value) ? (value) | 0x40 : 0; \
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nkeynes@362 | 136 | else \
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nkeynes@362 | 137 | rex_used |= 0x40; \
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nkeynes@362 | 138 | }
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nkeynes@362 | 139 |
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nkeynes@362 | 140 | /* Flags for prefixes which we somehow handled when printing the
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nkeynes@362 | 141 | current instruction. */
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nkeynes@362 | 142 | static int used_prefixes;
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nkeynes@362 | 143 |
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nkeynes@362 | 144 | /* Flags stored in PREFIXES. */
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nkeynes@362 | 145 | #define PREFIX_REPZ 1
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nkeynes@362 | 146 | #define PREFIX_REPNZ 2
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nkeynes@362 | 147 | #define PREFIX_LOCK 4
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nkeynes@362 | 148 | #define PREFIX_CS 8
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nkeynes@362 | 149 | #define PREFIX_SS 0x10
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nkeynes@362 | 150 | #define PREFIX_DS 0x20
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nkeynes@362 | 151 | #define PREFIX_ES 0x40
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nkeynes@362 | 152 | #define PREFIX_FS 0x80
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nkeynes@362 | 153 | #define PREFIX_GS 0x100
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nkeynes@362 | 154 | #define PREFIX_DATA 0x200
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nkeynes@362 | 155 | #define PREFIX_ADDR 0x400
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nkeynes@362 | 156 | #define PREFIX_FWAIT 0x800
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nkeynes@362 | 157 |
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nkeynes@362 | 158 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive)
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nkeynes@362 | 159 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps
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nkeynes@362 | 160 | on error. */
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nkeynes@362 | 161 | #define FETCH_DATA(info, addr) \
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nkeynes@362 | 162 | ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
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nkeynes@362 | 163 | ? 1 : fetch_data ((info), (addr)))
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nkeynes@362 | 164 |
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nkeynes@362 | 165 | static int
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nkeynes@362 | 166 | fetch_data (struct disassemble_info *info, bfd_byte *addr)
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nkeynes@362 | 167 | {
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nkeynes@362 | 168 | int status;
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nkeynes@362 | 169 | struct dis_private *priv = (struct dis_private *) info->private_data;
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nkeynes@362 | 170 | bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer);
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nkeynes@362 | 171 |
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nkeynes@362 | 172 | status = (*info->read_memory_func) (start,
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nkeynes@362 | 173 | priv->max_fetched,
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nkeynes@362 | 174 | addr - priv->max_fetched,
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nkeynes@362 | 175 | info);
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nkeynes@362 | 176 | if (status != 0)
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nkeynes@362 | 177 | {
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nkeynes@362 | 178 | /* If we did manage to read at least one byte, then
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nkeynes@362 | 179 | print_insn_i386 will do something sensible. Otherwise, print
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nkeynes@362 | 180 | an error. We do that here because this is where we know
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nkeynes@362 | 181 | STATUS. */
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nkeynes@362 | 182 | if (priv->max_fetched == priv->the_buffer)
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nkeynes@362 | 183 | (*info->memory_error_func) (status, start, info);
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nkeynes@362 | 184 | longjmp (priv->bailout, 1);
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nkeynes@362 | 185 | }
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nkeynes@362 | 186 | else
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nkeynes@362 | 187 | priv->max_fetched = addr;
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nkeynes@362 | 188 | return 1;
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nkeynes@362 | 189 | }
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nkeynes@362 | 190 |
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nkeynes@362 | 191 | #define XX NULL, 0
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nkeynes@362 | 192 |
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nkeynes@362 | 193 | #define Eb OP_E, b_mode
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nkeynes@362 | 194 | #define Ev OP_E, v_mode
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nkeynes@362 | 195 | #define Ed OP_E, d_mode
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nkeynes@362 | 196 | #define Eq OP_E, q_mode
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nkeynes@362 | 197 | #define Edq OP_E, dq_mode
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nkeynes@362 | 198 | #define Edqw OP_E, dqw_mode
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nkeynes@362 | 199 | #define indirEv OP_indirE, v_mode
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nkeynes@362 | 200 | #define indirEp OP_indirE, f_mode
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nkeynes@362 | 201 | #define Ew OP_E, w_mode
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nkeynes@362 | 202 | #define Ma OP_E, v_mode
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nkeynes@362 | 203 | #define M OP_M, 0 /* lea, lgdt, etc. */
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nkeynes@362 | 204 | #define Mp OP_M, f_mode /* 32 or 48 bit memory operand for LDS, LES etc */
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nkeynes@362 | 205 | #define Gb OP_G, b_mode
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nkeynes@362 | 206 | #define Gv OP_G, v_mode
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nkeynes@362 | 207 | #define Gd OP_G, d_mode
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nkeynes@362 | 208 | #define Gdq OP_G, dq_mode
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nkeynes@362 | 209 | #define Gw OP_G, w_mode
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nkeynes@362 | 210 | #define Rd OP_Rd, d_mode
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nkeynes@362 | 211 | #define Rm OP_Rd, m_mode
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nkeynes@362 | 212 | #define Ib OP_I, b_mode
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nkeynes@362 | 213 | #define sIb OP_sI, b_mode /* sign extened byte */
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nkeynes@362 | 214 | #define Iv OP_I, v_mode
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nkeynes@362 | 215 | #define Iq OP_I, q_mode
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nkeynes@362 | 216 | #define Iv64 OP_I64, v_mode
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nkeynes@362 | 217 | #define Iw OP_I, w_mode
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nkeynes@362 | 218 | #define I1 OP_I, const_1_mode
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nkeynes@362 | 219 | #define Jb OP_J, b_mode
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nkeynes@362 | 220 | #define Jv OP_J, v_mode
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nkeynes@362 | 221 | #define Cm OP_C, m_mode
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nkeynes@362 | 222 | #define Dm OP_D, m_mode
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nkeynes@362 | 223 | #define Td OP_T, d_mode
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nkeynes@362 | 224 |
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nkeynes@362 | 225 | #define RMeAX OP_REG, eAX_reg
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nkeynes@362 | 226 | #define RMeBX OP_REG, eBX_reg
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nkeynes@362 | 227 | #define RMeCX OP_REG, eCX_reg
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nkeynes@362 | 228 | #define RMeDX OP_REG, eDX_reg
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nkeynes@362 | 229 | #define RMeSP OP_REG, eSP_reg
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nkeynes@362 | 230 | #define RMeBP OP_REG, eBP_reg
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nkeynes@362 | 231 | #define RMeSI OP_REG, eSI_reg
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nkeynes@362 | 232 | #define RMeDI OP_REG, eDI_reg
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nkeynes@362 | 233 | #define RMrAX OP_REG, rAX_reg
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nkeynes@362 | 234 | #define RMrBX OP_REG, rBX_reg
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nkeynes@362 | 235 | #define RMrCX OP_REG, rCX_reg
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nkeynes@362 | 236 | #define RMrDX OP_REG, rDX_reg
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nkeynes@362 | 237 | #define RMrSP OP_REG, rSP_reg
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nkeynes@362 | 238 | #define RMrBP OP_REG, rBP_reg
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nkeynes@362 | 239 | #define RMrSI OP_REG, rSI_reg
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nkeynes@362 | 240 | #define RMrDI OP_REG, rDI_reg
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nkeynes@362 | 241 | #define RMAL OP_REG, al_reg
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nkeynes@362 | 242 | #define RMAL OP_REG, al_reg
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nkeynes@362 | 243 | #define RMCL OP_REG, cl_reg
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nkeynes@362 | 244 | #define RMDL OP_REG, dl_reg
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nkeynes@362 | 245 | #define RMBL OP_REG, bl_reg
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nkeynes@362 | 246 | #define RMAH OP_REG, ah_reg
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nkeynes@362 | 247 | #define RMCH OP_REG, ch_reg
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nkeynes@362 | 248 | #define RMDH OP_REG, dh_reg
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nkeynes@362 | 249 | #define RMBH OP_REG, bh_reg
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nkeynes@362 | 250 | #define RMAX OP_REG, ax_reg
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nkeynes@362 | 251 | #define RMDX OP_REG, dx_reg
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nkeynes@362 | 252 |
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nkeynes@362 | 253 | #define eAX OP_IMREG, eAX_reg
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nkeynes@362 | 254 | #define eBX OP_IMREG, eBX_reg
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nkeynes@362 | 255 | #define eCX OP_IMREG, eCX_reg
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nkeynes@362 | 256 | #define eDX OP_IMREG, eDX_reg
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nkeynes@362 | 257 | #define eSP OP_IMREG, eSP_reg
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nkeynes@362 | 258 | #define eBP OP_IMREG, eBP_reg
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nkeynes@362 | 259 | #define eSI OP_IMREG, eSI_reg
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nkeynes@362 | 260 | #define eDI OP_IMREG, eDI_reg
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nkeynes@362 | 261 | #define AL OP_IMREG, al_reg
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nkeynes@362 | 262 | #define AL OP_IMREG, al_reg
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nkeynes@362 | 263 | #define CL OP_IMREG, cl_reg
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nkeynes@362 | 264 | #define DL OP_IMREG, dl_reg
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nkeynes@362 | 265 | #define BL OP_IMREG, bl_reg
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nkeynes@362 | 266 | #define AH OP_IMREG, ah_reg
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nkeynes@362 | 267 | #define CH OP_IMREG, ch_reg
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nkeynes@362 | 268 | #define DH OP_IMREG, dh_reg
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nkeynes@362 | 269 | #define BH OP_IMREG, bh_reg
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nkeynes@362 | 270 | #define AX OP_IMREG, ax_reg
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nkeynes@362 | 271 | #define DX OP_IMREG, dx_reg
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nkeynes@362 | 272 | #define indirDX OP_IMREG, indir_dx_reg
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nkeynes@362 | 273 |
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nkeynes@362 | 274 | #define Sw OP_SEG, w_mode
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nkeynes@362 | 275 | #define Ap OP_DIR, 0
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nkeynes@362 | 276 | #define Ob OP_OFF, b_mode
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nkeynes@362 | 277 | #define Ob64 OP_OFF64, b_mode
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nkeynes@362 | 278 | #define Ov OP_OFF, v_mode
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nkeynes@362 | 279 | #define Ov64 OP_OFF64, v_mode
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nkeynes@362 | 280 | #define Xb OP_DSreg, eSI_reg
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nkeynes@362 | 281 | #define Xv OP_DSreg, eSI_reg
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nkeynes@362 | 282 | #define Yb OP_ESreg, eDI_reg
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nkeynes@362 | 283 | #define Yv OP_ESreg, eDI_reg
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nkeynes@362 | 284 | #define DSBX OP_DSreg, eBX_reg
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nkeynes@362 | 285 |
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nkeynes@362 | 286 | #define es OP_REG, es_reg
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nkeynes@362 | 287 | #define ss OP_REG, ss_reg
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nkeynes@362 | 288 | #define cs OP_REG, cs_reg
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nkeynes@362 | 289 | #define ds OP_REG, ds_reg
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nkeynes@362 | 290 | #define fs OP_REG, fs_reg
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nkeynes@362 | 291 | #define gs OP_REG, gs_reg
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nkeynes@362 | 292 |
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nkeynes@362 | 293 | #define MX OP_MMX, 0
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nkeynes@362 | 294 | #define XM OP_XMM, 0
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nkeynes@362 | 295 | #define EM OP_EM, v_mode
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nkeynes@362 | 296 | #define EX OP_EX, v_mode
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nkeynes@362 | 297 | #define MS OP_MS, v_mode
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nkeynes@362 | 298 | #define XS OP_XS, v_mode
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nkeynes@362 | 299 | #define OPSUF OP_3DNowSuffix, 0
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nkeynes@362 | 300 | #define OPSIMD OP_SIMD_Suffix, 0
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nkeynes@362 | 301 |
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nkeynes@362 | 302 | #define cond_jump_flag NULL, cond_jump_mode
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nkeynes@362 | 303 | #define loop_jcxz_flag NULL, loop_jcxz_mode
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nkeynes@362 | 304 |
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nkeynes@362 | 305 | /* bits in sizeflag */
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nkeynes@362 | 306 | #define SUFFIX_ALWAYS 4
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nkeynes@362 | 307 | #define AFLAG 2
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nkeynes@362 | 308 | #define DFLAG 1
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nkeynes@362 | 309 |
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nkeynes@362 | 310 | #define b_mode 1 /* byte operand */
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nkeynes@362 | 311 | #define v_mode 2 /* operand size depends on prefixes */
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nkeynes@362 | 312 | #define w_mode 3 /* word operand */
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nkeynes@362 | 313 | #define d_mode 4 /* double word operand */
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nkeynes@362 | 314 | #define q_mode 5 /* quad word operand */
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nkeynes@362 | 315 | #define t_mode 6 /* ten-byte operand */
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nkeynes@362 | 316 | #define x_mode 7 /* 16-byte XMM operand */
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nkeynes@362 | 317 | #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */
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nkeynes@362 | 318 | #define cond_jump_mode 9
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nkeynes@362 | 319 | #define loop_jcxz_mode 10
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nkeynes@362 | 320 | #define dq_mode 11 /* operand size depends on REX prefixes. */
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nkeynes@362 | 321 | #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */
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nkeynes@362 | 322 | #define f_mode 13 /* 4- or 6-byte pointer operand */
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nkeynes@362 | 323 | #define const_1_mode 14
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nkeynes@362 | 324 |
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nkeynes@362 | 325 | #define es_reg 100
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nkeynes@362 | 326 | #define cs_reg 101
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nkeynes@362 | 327 | #define ss_reg 102
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nkeynes@362 | 328 | #define ds_reg 103
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nkeynes@362 | 329 | #define fs_reg 104
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nkeynes@362 | 330 | #define gs_reg 105
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nkeynes@362 | 331 |
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nkeynes@362 | 332 | #define eAX_reg 108
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nkeynes@362 | 333 | #define eCX_reg 109
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nkeynes@362 | 334 | #define eDX_reg 110
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nkeynes@362 | 335 | #define eBX_reg 111
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nkeynes@362 | 336 | #define eSP_reg 112
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nkeynes@362 | 337 | #define eBP_reg 113
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nkeynes@362 | 338 | #define eSI_reg 114
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nkeynes@362 | 339 | #define eDI_reg 115
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nkeynes@362 | 340 |
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nkeynes@362 | 341 | #define al_reg 116
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nkeynes@362 | 342 | #define cl_reg 117
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nkeynes@362 | 343 | #define dl_reg 118
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nkeynes@362 | 344 | #define bl_reg 119
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nkeynes@362 | 345 | #define ah_reg 120
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nkeynes@362 | 346 | #define ch_reg 121
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nkeynes@362 | 347 | #define dh_reg 122
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nkeynes@362 | 348 | #define bh_reg 123
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nkeynes@362 | 349 |
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nkeynes@362 | 350 | #define ax_reg 124
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nkeynes@362 | 351 | #define cx_reg 125
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nkeynes@362 | 352 | #define dx_reg 126
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nkeynes@362 | 353 | #define bx_reg 127
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nkeynes@362 | 354 | #define sp_reg 128
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nkeynes@362 | 355 | #define bp_reg 129
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nkeynes@362 | 356 | #define si_reg 130
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nkeynes@362 | 357 | #define di_reg 131
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nkeynes@362 | 358 |
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nkeynes@362 | 359 | #define rAX_reg 132
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nkeynes@362 | 360 | #define rCX_reg 133
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nkeynes@362 | 361 | #define rDX_reg 134
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nkeynes@362 | 362 | #define rBX_reg 135
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nkeynes@362 | 363 | #define rSP_reg 136
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nkeynes@362 | 364 | #define rBP_reg 137
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nkeynes@362 | 365 | #define rSI_reg 138
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nkeynes@362 | 366 | #define rDI_reg 139
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nkeynes@362 | 367 |
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nkeynes@362 | 368 | #define indir_dx_reg 150
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nkeynes@362 | 369 |
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nkeynes@362 | 370 | #define FLOATCODE 1
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nkeynes@362 | 371 | #define USE_GROUPS 2
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nkeynes@362 | 372 | #define USE_PREFIX_USER_TABLE 3
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nkeynes@362 | 373 | #define X86_64_SPECIAL 4
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nkeynes@362 | 374 |
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nkeynes@362 | 375 | #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0
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nkeynes@362 | 376 |
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nkeynes@362 | 377 | #define GRP1b NULL, NULL, USE_GROUPS, NULL, 0, NULL, 0
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nkeynes@362 | 378 | #define GRP1S NULL, NULL, USE_GROUPS, NULL, 1, NULL, 0
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nkeynes@362 | 379 | #define GRP1Ss NULL, NULL, USE_GROUPS, NULL, 2, NULL, 0
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nkeynes@362 | 380 | #define GRP2b NULL, NULL, USE_GROUPS, NULL, 3, NULL, 0
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nkeynes@362 | 381 | #define GRP2S NULL, NULL, USE_GROUPS, NULL, 4, NULL, 0
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nkeynes@362 | 382 | #define GRP2b_one NULL, NULL, USE_GROUPS, NULL, 5, NULL, 0
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nkeynes@362 | 383 | #define GRP2S_one NULL, NULL, USE_GROUPS, NULL, 6, NULL, 0
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nkeynes@362 | 384 | #define GRP2b_cl NULL, NULL, USE_GROUPS, NULL, 7, NULL, 0
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nkeynes@362 | 385 | #define GRP2S_cl NULL, NULL, USE_GROUPS, NULL, 8, NULL, 0
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nkeynes@362 | 386 | #define GRP3b NULL, NULL, USE_GROUPS, NULL, 9, NULL, 0
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nkeynes@362 | 387 | #define GRP3S NULL, NULL, USE_GROUPS, NULL, 10, NULL, 0
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nkeynes@362 | 388 | #define GRP4 NULL, NULL, USE_GROUPS, NULL, 11, NULL, 0
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nkeynes@362 | 389 | #define GRP5 NULL, NULL, USE_GROUPS, NULL, 12, NULL, 0
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nkeynes@362 | 390 | #define GRP6 NULL, NULL, USE_GROUPS, NULL, 13, NULL, 0
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nkeynes@362 | 391 | #define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0
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nkeynes@362 | 392 | #define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0
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nkeynes@362 | 393 | #define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0
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nkeynes@362 | 394 | #define GRP10 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0
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nkeynes@362 | 395 | #define GRP11 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0
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nkeynes@362 | 396 | #define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0
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nkeynes@362 | 397 | #define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0
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nkeynes@362 | 398 | #define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0
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nkeynes@362 | 399 | #define GRPAMD NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0
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nkeynes@362 | 400 | #define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0
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nkeynes@362 | 401 | #define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0
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nkeynes@362 | 402 |
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nkeynes@362 | 403 | #define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0
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nkeynes@362 | 404 | #define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0
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nkeynes@362 | 405 | #define PREGRP2 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 2, NULL, 0
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nkeynes@362 | 406 | #define PREGRP3 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 3, NULL, 0
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nkeynes@362 | 407 | #define PREGRP4 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 4, NULL, 0
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nkeynes@362 | 408 | #define PREGRP5 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 5, NULL, 0
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nkeynes@362 | 409 | #define PREGRP6 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 6, NULL, 0
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nkeynes@362 | 410 | #define PREGRP7 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 7, NULL, 0
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nkeynes@362 | 411 | #define PREGRP8 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 8, NULL, 0
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nkeynes@362 | 412 | #define PREGRP9 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 9, NULL, 0
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nkeynes@362 | 413 | #define PREGRP10 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 10, NULL, 0
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nkeynes@362 | 414 | #define PREGRP11 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 11, NULL, 0
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nkeynes@362 | 415 | #define PREGRP12 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 12, NULL, 0
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nkeynes@362 | 416 | #define PREGRP13 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 13, NULL, 0
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nkeynes@362 | 417 | #define PREGRP14 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 14, NULL, 0
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nkeynes@362 | 418 | #define PREGRP15 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 15, NULL, 0
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nkeynes@362 | 419 | #define PREGRP16 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 16, NULL, 0
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nkeynes@362 | 420 | #define PREGRP17 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 17, NULL, 0
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nkeynes@362 | 421 | #define PREGRP18 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 18, NULL, 0
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nkeynes@362 | 422 | #define PREGRP19 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 19, NULL, 0
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nkeynes@362 | 423 | #define PREGRP20 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 20, NULL, 0
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nkeynes@362 | 424 | #define PREGRP21 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 21, NULL, 0
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nkeynes@362 | 425 | #define PREGRP22 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 22, NULL, 0
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nkeynes@362 | 426 | #define PREGRP23 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 23, NULL, 0
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nkeynes@362 | 427 | #define PREGRP24 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 24, NULL, 0
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nkeynes@362 | 428 | #define PREGRP25 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 25, NULL, 0
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nkeynes@362 | 429 | #define PREGRP26 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 26, NULL, 0
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nkeynes@362 | 430 | #define PREGRP27 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 27, NULL, 0
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nkeynes@362 | 431 | #define PREGRP28 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 28, NULL, 0
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nkeynes@362 | 432 | #define PREGRP29 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 29, NULL, 0
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nkeynes@362 | 433 | #define PREGRP30 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 30, NULL, 0
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nkeynes@362 | 434 | #define PREGRP31 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 31, NULL, 0
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nkeynes@362 | 435 | #define PREGRP32 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 32, NULL, 0
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nkeynes@362 | 436 |
|
nkeynes@362 | 437 | #define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0
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nkeynes@362 | 438 |
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nkeynes@362 | 439 | typedef void (*op_rtn) (int bytemode, int sizeflag);
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nkeynes@362 | 440 |
|
nkeynes@362 | 441 | struct dis386 {
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nkeynes@362 | 442 | const char *name;
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nkeynes@362 | 443 | op_rtn op1;
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nkeynes@362 | 444 | int bytemode1;
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nkeynes@362 | 445 | op_rtn op2;
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nkeynes@362 | 446 | int bytemode2;
|
nkeynes@362 | 447 | op_rtn op3;
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nkeynes@362 | 448 | int bytemode3;
|
nkeynes@362 | 449 | };
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nkeynes@362 | 450 |
|
nkeynes@362 | 451 | /* Upper case letters in the instruction names here are macros.
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nkeynes@362 | 452 | 'A' => print 'b' if no register operands or suffix_always is true
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nkeynes@362 | 453 | 'B' => print 'b' if suffix_always is true
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nkeynes@362 | 454 | 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand
|
nkeynes@362 | 455 | . size prefix
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nkeynes@362 | 456 | 'E' => print 'e' if 32-bit form of jcxz
|
nkeynes@362 | 457 | 'F' => print 'w' or 'l' depending on address size prefix (loop insns)
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nkeynes@362 | 458 | 'H' => print ",pt" or ",pn" branch hint
|
nkeynes@362 | 459 | 'I' => honor following macro letter even in Intel mode (implemented only
|
nkeynes@362 | 460 | . for some of the macro letters)
|
nkeynes@362 | 461 | 'J' => print 'l'
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nkeynes@362 | 462 | 'L' => print 'l' if suffix_always is true
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nkeynes@362 | 463 | 'N' => print 'n' if instruction has no wait "prefix"
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nkeynes@362 | 464 | 'O' => print 'd', or 'o'
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nkeynes@362 | 465 | 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
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nkeynes@362 | 466 | . or suffix_always is true. print 'q' if rex prefix is present.
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nkeynes@362 | 467 | 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always
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nkeynes@362 | 468 | . is true
|
nkeynes@362 | 469 | 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode)
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nkeynes@362 | 470 | 'S' => print 'w', 'l' or 'q' if suffix_always is true
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nkeynes@362 | 471 | 'T' => print 'q' in 64bit mode and behave as 'P' otherwise
|
nkeynes@362 | 472 | 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise
|
nkeynes@362 | 473 | 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
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nkeynes@362 | 474 | 'X' => print 's', 'd' depending on data16 prefix (for XMM)
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nkeynes@362 | 475 | 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
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nkeynes@362 | 476 |
|
nkeynes@362 | 477 | Many of the above letters print nothing in Intel mode. See "putop"
|
nkeynes@362 | 478 | for the details.
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nkeynes@362 | 479 |
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nkeynes@362 | 480 | Braces '{' and '}', and vertical bars '|', indicate alternative
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nkeynes@362 | 481 | mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel
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nkeynes@362 | 482 | modes. In cases where there are only two alternatives, the X86_64
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nkeynes@362 | 483 | instruction is reserved, and "(bad)" is printed.
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nkeynes@362 | 484 | */
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nkeynes@362 | 485 |
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nkeynes@362 | 486 | static const struct dis386 dis386[] = {
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nkeynes@362 | 487 | /* 00 */
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nkeynes@362 | 488 | { "addB", Eb, Gb, XX },
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nkeynes@362 | 489 | { "addS", Ev, Gv, XX },
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nkeynes@362 | 490 | { "addB", Gb, Eb, XX },
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nkeynes@362 | 491 | { "addS", Gv, Ev, XX },
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nkeynes@362 | 492 | { "addB", AL, Ib, XX },
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nkeynes@362 | 493 | { "addS", eAX, Iv, XX },
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nkeynes@362 | 494 | { "push{T|}", es, XX, XX },
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nkeynes@362 | 495 | { "pop{T|}", es, XX, XX },
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nkeynes@362 | 496 | /* 08 */
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nkeynes@362 | 497 | { "orB", Eb, Gb, XX },
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nkeynes@362 | 498 | { "orS", Ev, Gv, XX },
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nkeynes@362 | 499 | { "orB", Gb, Eb, XX },
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nkeynes@362 | 500 | { "orS", Gv, Ev, XX },
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nkeynes@362 | 501 | { "orB", AL, Ib, XX },
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nkeynes@362 | 502 | { "orS", eAX, Iv, XX },
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nkeynes@362 | 503 | { "push{T|}", cs, XX, XX },
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nkeynes@362 | 504 | { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
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nkeynes@362 | 505 | /* 10 */
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nkeynes@362 | 506 | { "adcB", Eb, Gb, XX },
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nkeynes@362 | 507 | { "adcS", Ev, Gv, XX },
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nkeynes@362 | 508 | { "adcB", Gb, Eb, XX },
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nkeynes@362 | 509 | { "adcS", Gv, Ev, XX },
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nkeynes@362 | 510 | { "adcB", AL, Ib, XX },
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nkeynes@362 | 511 | { "adcS", eAX, Iv, XX },
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nkeynes@362 | 512 | { "push{T|}", ss, XX, XX },
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nkeynes@362 | 513 | { "popT|}", ss, XX, XX },
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nkeynes@362 | 514 | /* 18 */
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nkeynes@362 | 515 | { "sbbB", Eb, Gb, XX },
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nkeynes@362 | 516 | { "sbbS", Ev, Gv, XX },
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nkeynes@362 | 517 | { "sbbB", Gb, Eb, XX },
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nkeynes@362 | 518 | { "sbbS", Gv, Ev, XX },
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nkeynes@362 | 519 | { "sbbB", AL, Ib, XX },
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nkeynes@362 | 520 | { "sbbS", eAX, Iv, XX },
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nkeynes@362 | 521 | { "push{T|}", ds, XX, XX },
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nkeynes@362 | 522 | { "pop{T|}", ds, XX, XX },
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nkeynes@362 | 523 | /* 20 */
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nkeynes@362 | 524 | { "andB", Eb, Gb, XX },
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nkeynes@362 | 525 | { "andS", Ev, Gv, XX },
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nkeynes@362 | 526 | { "andB", Gb, Eb, XX },
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nkeynes@362 | 527 | { "andS", Gv, Ev, XX },
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nkeynes@362 | 528 | { "andB", AL, Ib, XX },
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nkeynes@362 | 529 | { "andS", eAX, Iv, XX },
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nkeynes@362 | 530 | { "(bad)", XX, XX, XX }, /* SEG ES prefix */
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nkeynes@362 | 531 | { "daa{|}", XX, XX, XX },
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nkeynes@362 | 532 | /* 28 */
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nkeynes@362 | 533 | { "subB", Eb, Gb, XX },
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nkeynes@362 | 534 | { "subS", Ev, Gv, XX },
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nkeynes@362 | 535 | { "subB", Gb, Eb, XX },
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nkeynes@362 | 536 | { "subS", Gv, Ev, XX },
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nkeynes@362 | 537 | { "subB", AL, Ib, XX },
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nkeynes@362 | 538 | { "subS", eAX, Iv, XX },
|
nkeynes@362 | 539 | { "(bad)", XX, XX, XX }, /* SEG CS prefix */
|
nkeynes@362 | 540 | { "das{|}", XX, XX, XX },
|
nkeynes@362 | 541 | /* 30 */
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nkeynes@362 | 542 | { "xorB", Eb, Gb, XX },
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nkeynes@362 | 543 | { "xorS", Ev, Gv, XX },
|
nkeynes@362 | 544 | { "xorB", Gb, Eb, XX },
|
nkeynes@362 | 545 | { "xorS", Gv, Ev, XX },
|
nkeynes@362 | 546 | { "xorB", AL, Ib, XX },
|
nkeynes@362 | 547 | { "xorS", eAX, Iv, XX },
|
nkeynes@362 | 548 | { "(bad)", XX, XX, XX }, /* SEG SS prefix */
|
nkeynes@362 | 549 | { "aaa{|}", XX, XX, XX },
|
nkeynes@362 | 550 | /* 38 */
|
nkeynes@362 | 551 | { "cmpB", Eb, Gb, XX },
|
nkeynes@362 | 552 | { "cmpS", Ev, Gv, XX },
|
nkeynes@362 | 553 | { "cmpB", Gb, Eb, XX },
|
nkeynes@362 | 554 | { "cmpS", Gv, Ev, XX },
|
nkeynes@362 | 555 | { "cmpB", AL, Ib, XX },
|
nkeynes@362 | 556 | { "cmpS", eAX, Iv, XX },
|
nkeynes@362 | 557 | { "(bad)", XX, XX, XX }, /* SEG DS prefix */
|
nkeynes@362 | 558 | { "aas{|}", XX, XX, XX },
|
nkeynes@362 | 559 | /* 40 */
|
nkeynes@362 | 560 | { "inc{S|}", RMeAX, XX, XX },
|
nkeynes@362 | 561 | { "inc{S|}", RMeCX, XX, XX },
|
nkeynes@362 | 562 | { "inc{S|}", RMeDX, XX, XX },
|
nkeynes@362 | 563 | { "inc{S|}", RMeBX, XX, XX },
|
nkeynes@362 | 564 | { "inc{S|}", RMeSP, XX, XX },
|
nkeynes@362 | 565 | { "inc{S|}", RMeBP, XX, XX },
|
nkeynes@362 | 566 | { "inc{S|}", RMeSI, XX, XX },
|
nkeynes@362 | 567 | { "inc{S|}", RMeDI, XX, XX },
|
nkeynes@362 | 568 | /* 48 */
|
nkeynes@362 | 569 | { "dec{S|}", RMeAX, XX, XX },
|
nkeynes@362 | 570 | { "dec{S|}", RMeCX, XX, XX },
|
nkeynes@362 | 571 | { "dec{S|}", RMeDX, XX, XX },
|
nkeynes@362 | 572 | { "dec{S|}", RMeBX, XX, XX },
|
nkeynes@362 | 573 | { "dec{S|}", RMeSP, XX, XX },
|
nkeynes@362 | 574 | { "dec{S|}", RMeBP, XX, XX },
|
nkeynes@362 | 575 | { "dec{S|}", RMeSI, XX, XX },
|
nkeynes@362 | 576 | { "dec{S|}", RMeDI, XX, XX },
|
nkeynes@362 | 577 | /* 50 */
|
nkeynes@362 | 578 | { "pushS", RMrAX, XX, XX },
|
nkeynes@362 | 579 | { "pushS", RMrCX, XX, XX },
|
nkeynes@362 | 580 | { "pushS", RMrDX, XX, XX },
|
nkeynes@362 | 581 | { "pushS", RMrBX, XX, XX },
|
nkeynes@362 | 582 | { "pushS", RMrSP, XX, XX },
|
nkeynes@362 | 583 | { "pushS", RMrBP, XX, XX },
|
nkeynes@362 | 584 | { "pushS", RMrSI, XX, XX },
|
nkeynes@362 | 585 | { "pushS", RMrDI, XX, XX },
|
nkeynes@362 | 586 | /* 58 */
|
nkeynes@362 | 587 | { "popS", RMrAX, XX, XX },
|
nkeynes@362 | 588 | { "popS", RMrCX, XX, XX },
|
nkeynes@362 | 589 | { "popS", RMrDX, XX, XX },
|
nkeynes@362 | 590 | { "popS", RMrBX, XX, XX },
|
nkeynes@362 | 591 | { "popS", RMrSP, XX, XX },
|
nkeynes@362 | 592 | { "popS", RMrBP, XX, XX },
|
nkeynes@362 | 593 | { "popS", RMrSI, XX, XX },
|
nkeynes@362 | 594 | { "popS", RMrDI, XX, XX },
|
nkeynes@362 | 595 | /* 60 */
|
nkeynes@362 | 596 | { "pusha{P|}", XX, XX, XX },
|
nkeynes@362 | 597 | { "popa{P|}", XX, XX, XX },
|
nkeynes@362 | 598 | { "bound{S|}", Gv, Ma, XX },
|
nkeynes@362 | 599 | { X86_64_0 },
|
nkeynes@362 | 600 | { "(bad)", XX, XX, XX }, /* seg fs */
|
nkeynes@362 | 601 | { "(bad)", XX, XX, XX }, /* seg gs */
|
nkeynes@362 | 602 | { "(bad)", XX, XX, XX }, /* op size prefix */
|
nkeynes@362 | 603 | { "(bad)", XX, XX, XX }, /* adr size prefix */
|
nkeynes@362 | 604 | /* 68 */
|
nkeynes@362 | 605 | { "pushT", Iq, XX, XX },
|
nkeynes@362 | 606 | { "imulS", Gv, Ev, Iv },
|
nkeynes@362 | 607 | { "pushT", sIb, XX, XX },
|
nkeynes@362 | 608 | { "imulS", Gv, Ev, sIb },
|
nkeynes@362 | 609 | { "ins{b||b|}", Yb, indirDX, XX },
|
nkeynes@362 | 610 | { "ins{R||R|}", Yv, indirDX, XX },
|
nkeynes@362 | 611 | { "outs{b||b|}", indirDX, Xb, XX },
|
nkeynes@362 | 612 | { "outs{R||R|}", indirDX, Xv, XX },
|
nkeynes@362 | 613 | /* 70 */
|
nkeynes@362 | 614 | { "joH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 615 | { "jnoH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 616 | { "jbH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 617 | { "jaeH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 618 | { "jeH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 619 | { "jneH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 620 | { "jbeH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 621 | { "jaH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 622 | /* 78 */
|
nkeynes@362 | 623 | { "jsH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 624 | { "jnsH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 625 | { "jpH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 626 | { "jnpH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 627 | { "jlH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 628 | { "jgeH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 629 | { "jleH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 630 | { "jgH", Jb, XX, cond_jump_flag },
|
nkeynes@362 | 631 | /* 80 */
|
nkeynes@362 | 632 | { GRP1b },
|
nkeynes@362 | 633 | { GRP1S },
|
nkeynes@362 | 634 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 635 | { GRP1Ss },
|
nkeynes@362 | 636 | { "testB", Eb, Gb, XX },
|
nkeynes@362 | 637 | { "testS", Ev, Gv, XX },
|
nkeynes@362 | 638 | { "xchgB", Eb, Gb, XX },
|
nkeynes@362 | 639 | { "xchgS", Ev, Gv, XX },
|
nkeynes@362 | 640 | /* 88 */
|
nkeynes@362 | 641 | { "movB", Eb, Gb, XX },
|
nkeynes@362 | 642 | { "movS", Ev, Gv, XX },
|
nkeynes@362 | 643 | { "movB", Gb, Eb, XX },
|
nkeynes@362 | 644 | { "movS", Gv, Ev, XX },
|
nkeynes@362 | 645 | { "movQ", Ev, Sw, XX },
|
nkeynes@362 | 646 | { "leaS", Gv, M, XX },
|
nkeynes@362 | 647 | { "movQ", Sw, Ev, XX },
|
nkeynes@362 | 648 | { "popU", Ev, XX, XX },
|
nkeynes@362 | 649 | /* 90 */
|
nkeynes@362 | 650 | { "nop", NOP_Fixup, 0, XX, XX },
|
nkeynes@362 | 651 | { "xchgS", RMeCX, eAX, XX },
|
nkeynes@362 | 652 | { "xchgS", RMeDX, eAX, XX },
|
nkeynes@362 | 653 | { "xchgS", RMeBX, eAX, XX },
|
nkeynes@362 | 654 | { "xchgS", RMeSP, eAX, XX },
|
nkeynes@362 | 655 | { "xchgS", RMeBP, eAX, XX },
|
nkeynes@362 | 656 | { "xchgS", RMeSI, eAX, XX },
|
nkeynes@362 | 657 | { "xchgS", RMeDI, eAX, XX },
|
nkeynes@362 | 658 | /* 98 */
|
nkeynes@362 | 659 | { "cW{tR||tR|}", XX, XX, XX },
|
nkeynes@362 | 660 | { "cR{tO||tO|}", XX, XX, XX },
|
nkeynes@362 | 661 | { "Jcall{T|}", Ap, XX, XX },
|
nkeynes@362 | 662 | { "(bad)", XX, XX, XX }, /* fwait */
|
nkeynes@362 | 663 | { "pushfT", XX, XX, XX },
|
nkeynes@362 | 664 | { "popfT", XX, XX, XX },
|
nkeynes@362 | 665 | { "sahf{|}", XX, XX, XX },
|
nkeynes@362 | 666 | { "lahf{|}", XX, XX, XX },
|
nkeynes@362 | 667 | /* a0 */
|
nkeynes@362 | 668 | { "movB", AL, Ob64, XX },
|
nkeynes@362 | 669 | { "movS", eAX, Ov64, XX },
|
nkeynes@362 | 670 | { "movB", Ob64, AL, XX },
|
nkeynes@362 | 671 | { "movS", Ov64, eAX, XX },
|
nkeynes@362 | 672 | { "movs{b||b|}", Yb, Xb, XX },
|
nkeynes@362 | 673 | { "movs{R||R|}", Yv, Xv, XX },
|
nkeynes@362 | 674 | { "cmps{b||b|}", Xb, Yb, XX },
|
nkeynes@362 | 675 | { "cmps{R||R|}", Xv, Yv, XX },
|
nkeynes@362 | 676 | /* a8 */
|
nkeynes@362 | 677 | { "testB", AL, Ib, XX },
|
nkeynes@362 | 678 | { "testS", eAX, Iv, XX },
|
nkeynes@362 | 679 | { "stosB", Yb, AL, XX },
|
nkeynes@362 | 680 | { "stosS", Yv, eAX, XX },
|
nkeynes@362 | 681 | { "lodsB", AL, Xb, XX },
|
nkeynes@362 | 682 | { "lodsS", eAX, Xv, XX },
|
nkeynes@362 | 683 | { "scasB", AL, Yb, XX },
|
nkeynes@362 | 684 | { "scasS", eAX, Yv, XX },
|
nkeynes@362 | 685 | /* b0 */
|
nkeynes@362 | 686 | { "movB", RMAL, Ib, XX },
|
nkeynes@362 | 687 | { "movB", RMCL, Ib, XX },
|
nkeynes@362 | 688 | { "movB", RMDL, Ib, XX },
|
nkeynes@362 | 689 | { "movB", RMBL, Ib, XX },
|
nkeynes@362 | 690 | { "movB", RMAH, Ib, XX },
|
nkeynes@362 | 691 | { "movB", RMCH, Ib, XX },
|
nkeynes@362 | 692 | { "movB", RMDH, Ib, XX },
|
nkeynes@362 | 693 | { "movB", RMBH, Ib, XX },
|
nkeynes@362 | 694 | /* b8 */
|
nkeynes@362 | 695 | { "movS", RMeAX, Iv64, XX },
|
nkeynes@362 | 696 | { "movS", RMeCX, Iv64, XX },
|
nkeynes@362 | 697 | { "movS", RMeDX, Iv64, XX },
|
nkeynes@362 | 698 | { "movS", RMeBX, Iv64, XX },
|
nkeynes@362 | 699 | { "movS", RMeSP, Iv64, XX },
|
nkeynes@362 | 700 | { "movS", RMeBP, Iv64, XX },
|
nkeynes@362 | 701 | { "movS", RMeSI, Iv64, XX },
|
nkeynes@362 | 702 | { "movS", RMeDI, Iv64, XX },
|
nkeynes@362 | 703 | /* c0 */
|
nkeynes@362 | 704 | { GRP2b },
|
nkeynes@362 | 705 | { GRP2S },
|
nkeynes@362 | 706 | { "retT", Iw, XX, XX },
|
nkeynes@362 | 707 | { "retT", XX, XX, XX },
|
nkeynes@362 | 708 | { "les{S|}", Gv, Mp, XX },
|
nkeynes@362 | 709 | { "ldsS", Gv, Mp, XX },
|
nkeynes@362 | 710 | { "movA", Eb, Ib, XX },
|
nkeynes@362 | 711 | { "movQ", Ev, Iv, XX },
|
nkeynes@362 | 712 | /* c8 */
|
nkeynes@362 | 713 | { "enterT", Iw, Ib, XX },
|
nkeynes@362 | 714 | { "leaveT", XX, XX, XX },
|
nkeynes@362 | 715 | { "lretP", Iw, XX, XX },
|
nkeynes@362 | 716 | { "lretP", XX, XX, XX },
|
nkeynes@362 | 717 | { "int3", XX, XX, XX },
|
nkeynes@362 | 718 | { "int", Ib, XX, XX },
|
nkeynes@362 | 719 | { "into{|}", XX, XX, XX },
|
nkeynes@362 | 720 | { "iretP", XX, XX, XX },
|
nkeynes@362 | 721 | /* d0 */
|
nkeynes@362 | 722 | { GRP2b_one },
|
nkeynes@362 | 723 | { GRP2S_one },
|
nkeynes@362 | 724 | { GRP2b_cl },
|
nkeynes@362 | 725 | { GRP2S_cl },
|
nkeynes@362 | 726 | { "aam{|}", sIb, XX, XX },
|
nkeynes@362 | 727 | { "aad{|}", sIb, XX, XX },
|
nkeynes@362 | 728 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 729 | { "xlat", DSBX, XX, XX },
|
nkeynes@362 | 730 | /* d8 */
|
nkeynes@362 | 731 | { FLOAT },
|
nkeynes@362 | 732 | { FLOAT },
|
nkeynes@362 | 733 | { FLOAT },
|
nkeynes@362 | 734 | { FLOAT },
|
nkeynes@362 | 735 | { FLOAT },
|
nkeynes@362 | 736 | { FLOAT },
|
nkeynes@362 | 737 | { FLOAT },
|
nkeynes@362 | 738 | { FLOAT },
|
nkeynes@362 | 739 | /* e0 */
|
nkeynes@362 | 740 | { "loopneFH", Jb, XX, loop_jcxz_flag },
|
nkeynes@362 | 741 | { "loopeFH", Jb, XX, loop_jcxz_flag },
|
nkeynes@362 | 742 | { "loopFH", Jb, XX, loop_jcxz_flag },
|
nkeynes@362 | 743 | { "jEcxzH", Jb, XX, loop_jcxz_flag },
|
nkeynes@362 | 744 | { "inB", AL, Ib, XX },
|
nkeynes@362 | 745 | { "inS", eAX, Ib, XX },
|
nkeynes@362 | 746 | { "outB", Ib, AL, XX },
|
nkeynes@362 | 747 | { "outS", Ib, eAX, XX },
|
nkeynes@362 | 748 | /* e8 */
|
nkeynes@362 | 749 | { "callT", Jv, XX, XX },
|
nkeynes@362 | 750 | { "jmpT", Jv, XX, XX },
|
nkeynes@362 | 751 | { "Jjmp{T|}", Ap, XX, XX },
|
nkeynes@362 | 752 | { "jmp", Jb, XX, XX },
|
nkeynes@362 | 753 | { "inB", AL, indirDX, XX },
|
nkeynes@362 | 754 | { "inS", eAX, indirDX, XX },
|
nkeynes@362 | 755 | { "outB", indirDX, AL, XX },
|
nkeynes@362 | 756 | { "outS", indirDX, eAX, XX },
|
nkeynes@362 | 757 | /* f0 */
|
nkeynes@362 | 758 | { "(bad)", XX, XX, XX }, /* lock prefix */
|
nkeynes@362 | 759 | { "icebp", XX, XX, XX },
|
nkeynes@362 | 760 | { "(bad)", XX, XX, XX }, /* repne */
|
nkeynes@362 | 761 | { "(bad)", XX, XX, XX }, /* repz */
|
nkeynes@362 | 762 | { "hlt", XX, XX, XX },
|
nkeynes@362 | 763 | { "cmc", XX, XX, XX },
|
nkeynes@362 | 764 | { GRP3b },
|
nkeynes@362 | 765 | { GRP3S },
|
nkeynes@362 | 766 | /* f8 */
|
nkeynes@362 | 767 | { "clc", XX, XX, XX },
|
nkeynes@362 | 768 | { "stc", XX, XX, XX },
|
nkeynes@362 | 769 | { "cli", XX, XX, XX },
|
nkeynes@362 | 770 | { "sti", XX, XX, XX },
|
nkeynes@362 | 771 | { "cld", XX, XX, XX },
|
nkeynes@362 | 772 | { "std", XX, XX, XX },
|
nkeynes@362 | 773 | { GRP4 },
|
nkeynes@362 | 774 | { GRP5 },
|
nkeynes@362 | 775 | };
|
nkeynes@362 | 776 |
|
nkeynes@362 | 777 | static const struct dis386 dis386_twobyte[] = {
|
nkeynes@362 | 778 | /* 00 */
|
nkeynes@362 | 779 | { GRP6 },
|
nkeynes@362 | 780 | { GRP7 },
|
nkeynes@362 | 781 | { "larS", Gv, Ew, XX },
|
nkeynes@362 | 782 | { "lslS", Gv, Ew, XX },
|
nkeynes@362 | 783 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 784 | { "syscall", XX, XX, XX },
|
nkeynes@362 | 785 | { "clts", XX, XX, XX },
|
nkeynes@362 | 786 | { "sysretP", XX, XX, XX },
|
nkeynes@362 | 787 | /* 08 */
|
nkeynes@362 | 788 | { "invd", XX, XX, XX },
|
nkeynes@362 | 789 | { "wbinvd", XX, XX, XX },
|
nkeynes@362 | 790 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 791 | { "ud2a", XX, XX, XX },
|
nkeynes@362 | 792 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 793 | { GRPAMD },
|
nkeynes@362 | 794 | { "femms", XX, XX, XX },
|
nkeynes@362 | 795 | { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix. */
|
nkeynes@362 | 796 | /* 10 */
|
nkeynes@362 | 797 | { PREGRP8 },
|
nkeynes@362 | 798 | { PREGRP9 },
|
nkeynes@362 | 799 | { PREGRP30 },
|
nkeynes@362 | 800 | { "movlpX", EX, XM, SIMD_Fixup, 'h' },
|
nkeynes@362 | 801 | { "unpcklpX", XM, EX, XX },
|
nkeynes@362 | 802 | { "unpckhpX", XM, EX, XX },
|
nkeynes@362 | 803 | { PREGRP31 },
|
nkeynes@362 | 804 | { "movhpX", EX, XM, SIMD_Fixup, 'l' },
|
nkeynes@362 | 805 | /* 18 */
|
nkeynes@362 | 806 | { GRP14 },
|
nkeynes@362 | 807 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 808 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 809 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 810 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 811 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 812 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 813 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 814 | /* 20 */
|
nkeynes@362 | 815 | { "movL", Rm, Cm, XX },
|
nkeynes@362 | 816 | { "movL", Rm, Dm, XX },
|
nkeynes@362 | 817 | { "movL", Cm, Rm, XX },
|
nkeynes@362 | 818 | { "movL", Dm, Rm, XX },
|
nkeynes@362 | 819 | { "movL", Rd, Td, XX },
|
nkeynes@362 | 820 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 821 | { "movL", Td, Rd, XX },
|
nkeynes@362 | 822 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 823 | /* 28 */
|
nkeynes@362 | 824 | { "movapX", XM, EX, XX },
|
nkeynes@362 | 825 | { "movapX", EX, XM, XX },
|
nkeynes@362 | 826 | { PREGRP2 },
|
nkeynes@362 | 827 | { "movntpX", Ev, XM, XX },
|
nkeynes@362 | 828 | { PREGRP4 },
|
nkeynes@362 | 829 | { PREGRP3 },
|
nkeynes@362 | 830 | { "ucomisX", XM,EX, XX },
|
nkeynes@362 | 831 | { "comisX", XM,EX, XX },
|
nkeynes@362 | 832 | /* 30 */
|
nkeynes@362 | 833 | { "wrmsr", XX, XX, XX },
|
nkeynes@362 | 834 | { "rdtsc", XX, XX, XX },
|
nkeynes@362 | 835 | { "rdmsr", XX, XX, XX },
|
nkeynes@362 | 836 | { "rdpmc", XX, XX, XX },
|
nkeynes@362 | 837 | { "sysenter", XX, XX, XX },
|
nkeynes@362 | 838 | { "sysexit", XX, XX, XX },
|
nkeynes@362 | 839 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 840 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 841 | /* 38 */
|
nkeynes@362 | 842 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 843 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 844 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 845 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 846 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 847 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 848 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 849 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 850 | /* 40 */
|
nkeynes@362 | 851 | { "cmovo", Gv, Ev, XX },
|
nkeynes@362 | 852 | { "cmovno", Gv, Ev, XX },
|
nkeynes@362 | 853 | { "cmovb", Gv, Ev, XX },
|
nkeynes@362 | 854 | { "cmovae", Gv, Ev, XX },
|
nkeynes@362 | 855 | { "cmove", Gv, Ev, XX },
|
nkeynes@362 | 856 | { "cmovne", Gv, Ev, XX },
|
nkeynes@362 | 857 | { "cmovbe", Gv, Ev, XX },
|
nkeynes@362 | 858 | { "cmova", Gv, Ev, XX },
|
nkeynes@362 | 859 | /* 48 */
|
nkeynes@362 | 860 | { "cmovs", Gv, Ev, XX },
|
nkeynes@362 | 861 | { "cmovns", Gv, Ev, XX },
|
nkeynes@362 | 862 | { "cmovp", Gv, Ev, XX },
|
nkeynes@362 | 863 | { "cmovnp", Gv, Ev, XX },
|
nkeynes@362 | 864 | { "cmovl", Gv, Ev, XX },
|
nkeynes@362 | 865 | { "cmovge", Gv, Ev, XX },
|
nkeynes@362 | 866 | { "cmovle", Gv, Ev, XX },
|
nkeynes@362 | 867 | { "cmovg", Gv, Ev, XX },
|
nkeynes@362 | 868 | /* 50 */
|
nkeynes@362 | 869 | { "movmskpX", Gdq, XS, XX },
|
nkeynes@362 | 870 | { PREGRP13 },
|
nkeynes@362 | 871 | { PREGRP12 },
|
nkeynes@362 | 872 | { PREGRP11 },
|
nkeynes@362 | 873 | { "andpX", XM, EX, XX },
|
nkeynes@362 | 874 | { "andnpX", XM, EX, XX },
|
nkeynes@362 | 875 | { "orpX", XM, EX, XX },
|
nkeynes@362 | 876 | { "xorpX", XM, EX, XX },
|
nkeynes@362 | 877 | /* 58 */
|
nkeynes@362 | 878 | { PREGRP0 },
|
nkeynes@362 | 879 | { PREGRP10 },
|
nkeynes@362 | 880 | { PREGRP17 },
|
nkeynes@362 | 881 | { PREGRP16 },
|
nkeynes@362 | 882 | { PREGRP14 },
|
nkeynes@362 | 883 | { PREGRP7 },
|
nkeynes@362 | 884 | { PREGRP5 },
|
nkeynes@362 | 885 | { PREGRP6 },
|
nkeynes@362 | 886 | /* 60 */
|
nkeynes@362 | 887 | { "punpcklbw", MX, EM, XX },
|
nkeynes@362 | 888 | { "punpcklwd", MX, EM, XX },
|
nkeynes@362 | 889 | { "punpckldq", MX, EM, XX },
|
nkeynes@362 | 890 | { "packsswb", MX, EM, XX },
|
nkeynes@362 | 891 | { "pcmpgtb", MX, EM, XX },
|
nkeynes@362 | 892 | { "pcmpgtw", MX, EM, XX },
|
nkeynes@362 | 893 | { "pcmpgtd", MX, EM, XX },
|
nkeynes@362 | 894 | { "packuswb", MX, EM, XX },
|
nkeynes@362 | 895 | /* 68 */
|
nkeynes@362 | 896 | { "punpckhbw", MX, EM, XX },
|
nkeynes@362 | 897 | { "punpckhwd", MX, EM, XX },
|
nkeynes@362 | 898 | { "punpckhdq", MX, EM, XX },
|
nkeynes@362 | 899 | { "packssdw", MX, EM, XX },
|
nkeynes@362 | 900 | { PREGRP26 },
|
nkeynes@362 | 901 | { PREGRP24 },
|
nkeynes@362 | 902 | { "movd", MX, Edq, XX },
|
nkeynes@362 | 903 | { PREGRP19 },
|
nkeynes@362 | 904 | /* 70 */
|
nkeynes@362 | 905 | { PREGRP22 },
|
nkeynes@362 | 906 | { GRP10 },
|
nkeynes@362 | 907 | { GRP11 },
|
nkeynes@362 | 908 | { GRP12 },
|
nkeynes@362 | 909 | { "pcmpeqb", MX, EM, XX },
|
nkeynes@362 | 910 | { "pcmpeqw", MX, EM, XX },
|
nkeynes@362 | 911 | { "pcmpeqd", MX, EM, XX },
|
nkeynes@362 | 912 | { "emms", XX, XX, XX },
|
nkeynes@362 | 913 | /* 78 */
|
nkeynes@362 | 914 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 915 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 916 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 917 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 918 | { PREGRP28 },
|
nkeynes@362 | 919 | { PREGRP29 },
|
nkeynes@362 | 920 | { PREGRP23 },
|
nkeynes@362 | 921 | { PREGRP20 },
|
nkeynes@362 | 922 | /* 80 */
|
nkeynes@362 | 923 | { "joH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 924 | { "jnoH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 925 | { "jbH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 926 | { "jaeH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 927 | { "jeH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 928 | { "jneH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 929 | { "jbeH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 930 | { "jaH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 931 | /* 88 */
|
nkeynes@362 | 932 | { "jsH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 933 | { "jnsH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 934 | { "jpH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 935 | { "jnpH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 936 | { "jlH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 937 | { "jgeH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 938 | { "jleH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 939 | { "jgH", Jv, XX, cond_jump_flag },
|
nkeynes@362 | 940 | /* 90 */
|
nkeynes@362 | 941 | { "seto", Eb, XX, XX },
|
nkeynes@362 | 942 | { "setno", Eb, XX, XX },
|
nkeynes@362 | 943 | { "setb", Eb, XX, XX },
|
nkeynes@362 | 944 | { "setae", Eb, XX, XX },
|
nkeynes@362 | 945 | { "sete", Eb, XX, XX },
|
nkeynes@362 | 946 | { "setne", Eb, XX, XX },
|
nkeynes@362 | 947 | { "setbe", Eb, XX, XX },
|
nkeynes@362 | 948 | { "seta", Eb, XX, XX },
|
nkeynes@362 | 949 | /* 98 */
|
nkeynes@362 | 950 | { "sets", Eb, XX, XX },
|
nkeynes@362 | 951 | { "setns", Eb, XX, XX },
|
nkeynes@362 | 952 | { "setp", Eb, XX, XX },
|
nkeynes@362 | 953 | { "setnp", Eb, XX, XX },
|
nkeynes@362 | 954 | { "setl", Eb, XX, XX },
|
nkeynes@362 | 955 | { "setge", Eb, XX, XX },
|
nkeynes@362 | 956 | { "setle", Eb, XX, XX },
|
nkeynes@362 | 957 | { "setg", Eb, XX, XX },
|
nkeynes@362 | 958 | /* a0 */
|
nkeynes@362 | 959 | { "pushT", fs, XX, XX },
|
nkeynes@362 | 960 | { "popT", fs, XX, XX },
|
nkeynes@362 | 961 | { "cpuid", XX, XX, XX },
|
nkeynes@362 | 962 | { "btS", Ev, Gv, XX },
|
nkeynes@362 | 963 | { "shldS", Ev, Gv, Ib },
|
nkeynes@362 | 964 | { "shldS", Ev, Gv, CL },
|
nkeynes@362 | 965 | { GRPPADLCK2 },
|
nkeynes@362 | 966 | { GRPPADLCK1 },
|
nkeynes@362 | 967 | /* a8 */
|
nkeynes@362 | 968 | { "pushT", gs, XX, XX },
|
nkeynes@362 | 969 | { "popT", gs, XX, XX },
|
nkeynes@362 | 970 | { "rsm", XX, XX, XX },
|
nkeynes@362 | 971 | { "btsS", Ev, Gv, XX },
|
nkeynes@362 | 972 | { "shrdS", Ev, Gv, Ib },
|
nkeynes@362 | 973 | { "shrdS", Ev, Gv, CL },
|
nkeynes@362 | 974 | { GRP13 },
|
nkeynes@362 | 975 | { "imulS", Gv, Ev, XX },
|
nkeynes@362 | 976 | /* b0 */
|
nkeynes@362 | 977 | { "cmpxchgB", Eb, Gb, XX },
|
nkeynes@362 | 978 | { "cmpxchgS", Ev, Gv, XX },
|
nkeynes@362 | 979 | { "lssS", Gv, Mp, XX },
|
nkeynes@362 | 980 | { "btrS", Ev, Gv, XX },
|
nkeynes@362 | 981 | { "lfsS", Gv, Mp, XX },
|
nkeynes@362 | 982 | { "lgsS", Gv, Mp, XX },
|
nkeynes@362 | 983 | { "movz{bR|x|bR|x}", Gv, Eb, XX },
|
nkeynes@362 | 984 | { "movz{wR|x|wR|x}", Gv, Ew, XX }, /* yes, there really is movzww ! */
|
nkeynes@362 | 985 | /* b8 */
|
nkeynes@362 | 986 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 987 | { "ud2b", XX, XX, XX },
|
nkeynes@362 | 988 | { GRP8 },
|
nkeynes@362 | 989 | { "btcS", Ev, Gv, XX },
|
nkeynes@362 | 990 | { "bsfS", Gv, Ev, XX },
|
nkeynes@362 | 991 | { "bsrS", Gv, Ev, XX },
|
nkeynes@362 | 992 | { "movs{bR|x|bR|x}", Gv, Eb, XX },
|
nkeynes@362 | 993 | { "movs{wR|x|wR|x}", Gv, Ew, XX }, /* yes, there really is movsww ! */
|
nkeynes@362 | 994 | /* c0 */
|
nkeynes@362 | 995 | { "xaddB", Eb, Gb, XX },
|
nkeynes@362 | 996 | { "xaddS", Ev, Gv, XX },
|
nkeynes@362 | 997 | { PREGRP1 },
|
nkeynes@362 | 998 | { "movntiS", Ev, Gv, XX },
|
nkeynes@362 | 999 | { "pinsrw", MX, Edqw, Ib },
|
nkeynes@362 | 1000 | { "pextrw", Gdq, MS, Ib },
|
nkeynes@362 | 1001 | { "shufpX", XM, EX, Ib },
|
nkeynes@362 | 1002 | { GRP9 },
|
nkeynes@362 | 1003 | /* c8 */
|
nkeynes@362 | 1004 | { "bswap", RMeAX, XX, XX },
|
nkeynes@362 | 1005 | { "bswap", RMeCX, XX, XX },
|
nkeynes@362 | 1006 | { "bswap", RMeDX, XX, XX },
|
nkeynes@362 | 1007 | { "bswap", RMeBX, XX, XX },
|
nkeynes@362 | 1008 | { "bswap", RMeSP, XX, XX },
|
nkeynes@362 | 1009 | { "bswap", RMeBP, XX, XX },
|
nkeynes@362 | 1010 | { "bswap", RMeSI, XX, XX },
|
nkeynes@362 | 1011 | { "bswap", RMeDI, XX, XX },
|
nkeynes@362 | 1012 | /* d0 */
|
nkeynes@362 | 1013 | { PREGRP27 },
|
nkeynes@362 | 1014 | { "psrlw", MX, EM, XX },
|
nkeynes@362 | 1015 | { "psrld", MX, EM, XX },
|
nkeynes@362 | 1016 | { "psrlq", MX, EM, XX },
|
nkeynes@362 | 1017 | { "paddq", MX, EM, XX },
|
nkeynes@362 | 1018 | { "pmullw", MX, EM, XX },
|
nkeynes@362 | 1019 | { PREGRP21 },
|
nkeynes@362 | 1020 | { "pmovmskb", Gdq, MS, XX },
|
nkeynes@362 | 1021 | /* d8 */
|
nkeynes@362 | 1022 | { "psubusb", MX, EM, XX },
|
nkeynes@362 | 1023 | { "psubusw", MX, EM, XX },
|
nkeynes@362 | 1024 | { "pminub", MX, EM, XX },
|
nkeynes@362 | 1025 | { "pand", MX, EM, XX },
|
nkeynes@362 | 1026 | { "paddusb", MX, EM, XX },
|
nkeynes@362 | 1027 | { "paddusw", MX, EM, XX },
|
nkeynes@362 | 1028 | { "pmaxub", MX, EM, XX },
|
nkeynes@362 | 1029 | { "pandn", MX, EM, XX },
|
nkeynes@362 | 1030 | /* e0 */
|
nkeynes@362 | 1031 | { "pavgb", MX, EM, XX },
|
nkeynes@362 | 1032 | { "psraw", MX, EM, XX },
|
nkeynes@362 | 1033 | { "psrad", MX, EM, XX },
|
nkeynes@362 | 1034 | { "pavgw", MX, EM, XX },
|
nkeynes@362 | 1035 | { "pmulhuw", MX, EM, XX },
|
nkeynes@362 | 1036 | { "pmulhw", MX, EM, XX },
|
nkeynes@362 | 1037 | { PREGRP15 },
|
nkeynes@362 | 1038 | { PREGRP25 },
|
nkeynes@362 | 1039 | /* e8 */
|
nkeynes@362 | 1040 | { "psubsb", MX, EM, XX },
|
nkeynes@362 | 1041 | { "psubsw", MX, EM, XX },
|
nkeynes@362 | 1042 | { "pminsw", MX, EM, XX },
|
nkeynes@362 | 1043 | { "por", MX, EM, XX },
|
nkeynes@362 | 1044 | { "paddsb", MX, EM, XX },
|
nkeynes@362 | 1045 | { "paddsw", MX, EM, XX },
|
nkeynes@362 | 1046 | { "pmaxsw", MX, EM, XX },
|
nkeynes@362 | 1047 | { "pxor", MX, EM, XX },
|
nkeynes@362 | 1048 | /* f0 */
|
nkeynes@362 | 1049 | { PREGRP32 },
|
nkeynes@362 | 1050 | { "psllw", MX, EM, XX },
|
nkeynes@362 | 1051 | { "pslld", MX, EM, XX },
|
nkeynes@362 | 1052 | { "psllq", MX, EM, XX },
|
nkeynes@362 | 1053 | { "pmuludq", MX, EM, XX },
|
nkeynes@362 | 1054 | { "pmaddwd", MX, EM, XX },
|
nkeynes@362 | 1055 | { "psadbw", MX, EM, XX },
|
nkeynes@362 | 1056 | { PREGRP18 },
|
nkeynes@362 | 1057 | /* f8 */
|
nkeynes@362 | 1058 | { "psubb", MX, EM, XX },
|
nkeynes@362 | 1059 | { "psubw", MX, EM, XX },
|
nkeynes@362 | 1060 | { "psubd", MX, EM, XX },
|
nkeynes@362 | 1061 | { "psubq", MX, EM, XX },
|
nkeynes@362 | 1062 | { "paddb", MX, EM, XX },
|
nkeynes@362 | 1063 | { "paddw", MX, EM, XX },
|
nkeynes@362 | 1064 | { "paddd", MX, EM, XX },
|
nkeynes@362 | 1065 | { "(bad)", XX, XX, XX }
|
nkeynes@362 | 1066 | };
|
nkeynes@362 | 1067 |
|
nkeynes@362 | 1068 | static const unsigned char onebyte_has_modrm[256] = {
|
nkeynes@362 | 1069 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1070 | /* ------------------------------- */
|
nkeynes@362 | 1071 | /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */
|
nkeynes@362 | 1072 | /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */
|
nkeynes@362 | 1073 | /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */
|
nkeynes@362 | 1074 | /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */
|
nkeynes@362 | 1075 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */
|
nkeynes@362 | 1076 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */
|
nkeynes@362 | 1077 | /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */
|
nkeynes@362 | 1078 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */
|
nkeynes@362 | 1079 | /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */
|
nkeynes@362 | 1080 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */
|
nkeynes@362 | 1081 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */
|
nkeynes@362 | 1082 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */
|
nkeynes@362 | 1083 | /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */
|
nkeynes@362 | 1084 | /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */
|
nkeynes@362 | 1085 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */
|
nkeynes@362 | 1086 | /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */
|
nkeynes@362 | 1087 | /* ------------------------------- */
|
nkeynes@362 | 1088 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1089 | };
|
nkeynes@362 | 1090 |
|
nkeynes@362 | 1091 | static const unsigned char twobyte_has_modrm[256] = {
|
nkeynes@362 | 1092 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1093 | /* ------------------------------- */
|
nkeynes@362 | 1094 | /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */
|
nkeynes@362 | 1095 | /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, /* 1f */
|
nkeynes@362 | 1096 | /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
|
nkeynes@362 | 1097 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
|
nkeynes@362 | 1098 | /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
|
nkeynes@362 | 1099 | /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
|
nkeynes@362 | 1100 | /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
|
nkeynes@362 | 1101 | /* 70 */ 1,1,1,1,1,1,1,0,0,0,0,0,1,1,1,1, /* 7f */
|
nkeynes@362 | 1102 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
|
nkeynes@362 | 1103 | /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */
|
nkeynes@362 | 1104 | /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */
|
nkeynes@362 | 1105 | /* b0 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */
|
nkeynes@362 | 1106 | /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
|
nkeynes@362 | 1107 | /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
|
nkeynes@362 | 1108 | /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */
|
nkeynes@362 | 1109 | /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
|
nkeynes@362 | 1110 | /* ------------------------------- */
|
nkeynes@362 | 1111 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1112 | };
|
nkeynes@362 | 1113 |
|
nkeynes@362 | 1114 | static const unsigned char twobyte_uses_SSE_prefix[256] = {
|
nkeynes@362 | 1115 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1116 | /* ------------------------------- */
|
nkeynes@362 | 1117 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
|
nkeynes@362 | 1118 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
|
nkeynes@362 | 1119 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0, /* 2f */
|
nkeynes@362 | 1120 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
|
nkeynes@362 | 1121 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
|
nkeynes@362 | 1122 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
|
nkeynes@362 | 1123 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
|
nkeynes@362 | 1124 | /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,1,1,1,1, /* 7f */
|
nkeynes@362 | 1125 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
|
nkeynes@362 | 1126 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
|
nkeynes@362 | 1127 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
|
nkeynes@362 | 1128 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
|
nkeynes@362 | 1129 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
|
nkeynes@362 | 1130 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
|
nkeynes@362 | 1131 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
|
nkeynes@362 | 1132 | /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
|
nkeynes@362 | 1133 | /* ------------------------------- */
|
nkeynes@362 | 1134 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
|
nkeynes@362 | 1135 | };
|
nkeynes@362 | 1136 |
|
nkeynes@362 | 1137 | static char obuf[100];
|
nkeynes@362 | 1138 | static char *obufp;
|
nkeynes@362 | 1139 | static char scratchbuf[100];
|
nkeynes@362 | 1140 | static unsigned char *start_codep;
|
nkeynes@362 | 1141 | static unsigned char *insn_codep;
|
nkeynes@362 | 1142 | static unsigned char *codep;
|
nkeynes@362 | 1143 | static disassemble_info *the_info;
|
nkeynes@362 | 1144 | static int mod;
|
nkeynes@362 | 1145 | static int rm;
|
nkeynes@362 | 1146 | static int reg;
|
nkeynes@362 | 1147 | static unsigned char need_modrm;
|
nkeynes@362 | 1148 |
|
nkeynes@362 | 1149 | /* If we are accessing mod/rm/reg without need_modrm set, then the
|
nkeynes@362 | 1150 | values are stale. Hitting this abort likely indicates that you
|
nkeynes@362 | 1151 | need to update onebyte_has_modrm or twobyte_has_modrm. */
|
nkeynes@362 | 1152 | #define MODRM_CHECK if (!need_modrm) abort ()
|
nkeynes@362 | 1153 |
|
nkeynes@362 | 1154 | static const char **names64;
|
nkeynes@362 | 1155 | static const char **names32;
|
nkeynes@362 | 1156 | static const char **names16;
|
nkeynes@362 | 1157 | static const char **names8;
|
nkeynes@362 | 1158 | static const char **names8rex;
|
nkeynes@362 | 1159 | static const char **names_seg;
|
nkeynes@362 | 1160 | static const char **index16;
|
nkeynes@362 | 1161 |
|
nkeynes@362 | 1162 | static const char *intel_names64[] = {
|
nkeynes@362 | 1163 | "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
|
nkeynes@362 | 1164 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
|
nkeynes@362 | 1165 | };
|
nkeynes@362 | 1166 | static const char *intel_names32[] = {
|
nkeynes@362 | 1167 | "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
|
nkeynes@362 | 1168 | "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d"
|
nkeynes@362 | 1169 | };
|
nkeynes@362 | 1170 | static const char *intel_names16[] = {
|
nkeynes@362 | 1171 | "ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
|
nkeynes@362 | 1172 | "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w"
|
nkeynes@362 | 1173 | };
|
nkeynes@362 | 1174 | static const char *intel_names8[] = {
|
nkeynes@362 | 1175 | "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh",
|
nkeynes@362 | 1176 | };
|
nkeynes@362 | 1177 | static const char *intel_names8rex[] = {
|
nkeynes@362 | 1178 | "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil",
|
nkeynes@362 | 1179 | "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b"
|
nkeynes@362 | 1180 | };
|
nkeynes@362 | 1181 | static const char *intel_names_seg[] = {
|
nkeynes@362 | 1182 | "es", "cs", "ss", "ds", "fs", "gs", "?", "?",
|
nkeynes@362 | 1183 | };
|
nkeynes@362 | 1184 | static const char *intel_index16[] = {
|
nkeynes@362 | 1185 | "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
|
nkeynes@362 | 1186 | };
|
nkeynes@362 | 1187 |
|
nkeynes@362 | 1188 | static const char *att_names64[] = {
|
nkeynes@362 | 1189 | "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi",
|
nkeynes@362 | 1190 | "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
|
nkeynes@362 | 1191 | };
|
nkeynes@362 | 1192 | static const char *att_names32[] = {
|
nkeynes@362 | 1193 | "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi",
|
nkeynes@362 | 1194 | "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
|
nkeynes@362 | 1195 | };
|
nkeynes@362 | 1196 | static const char *att_names16[] = {
|
nkeynes@362 | 1197 | "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di",
|
nkeynes@362 | 1198 | "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
|
nkeynes@362 | 1199 | };
|
nkeynes@362 | 1200 | static const char *att_names8[] = {
|
nkeynes@362 | 1201 | "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
|
nkeynes@362 | 1202 | };
|
nkeynes@362 | 1203 | static const char *att_names8rex[] = {
|
nkeynes@362 | 1204 | "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil",
|
nkeynes@362 | 1205 | "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
|
nkeynes@362 | 1206 | };
|
nkeynes@362 | 1207 | static const char *att_names_seg[] = {
|
nkeynes@362 | 1208 | "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
|
nkeynes@362 | 1209 | };
|
nkeynes@362 | 1210 | static const char *att_index16[] = {
|
nkeynes@362 | 1211 | "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
|
nkeynes@362 | 1212 | };
|
nkeynes@362 | 1213 |
|
nkeynes@362 | 1214 | static const struct dis386 grps[][8] = {
|
nkeynes@362 | 1215 | /* GRP1b */
|
nkeynes@362 | 1216 | {
|
nkeynes@362 | 1217 | { "addA", Eb, Ib, XX },
|
nkeynes@362 | 1218 | { "orA", Eb, Ib, XX },
|
nkeynes@362 | 1219 | { "adcA", Eb, Ib, XX },
|
nkeynes@362 | 1220 | { "sbbA", Eb, Ib, XX },
|
nkeynes@362 | 1221 | { "andA", Eb, Ib, XX },
|
nkeynes@362 | 1222 | { "subA", Eb, Ib, XX },
|
nkeynes@362 | 1223 | { "xorA", Eb, Ib, XX },
|
nkeynes@362 | 1224 | { "cmpA", Eb, Ib, XX }
|
nkeynes@362 | 1225 | },
|
nkeynes@362 | 1226 | /* GRP1S */
|
nkeynes@362 | 1227 | {
|
nkeynes@362 | 1228 | { "addQ", Ev, Iv, XX },
|
nkeynes@362 | 1229 | { "orQ", Ev, Iv, XX },
|
nkeynes@362 | 1230 | { "adcQ", Ev, Iv, XX },
|
nkeynes@362 | 1231 | { "sbbQ", Ev, Iv, XX },
|
nkeynes@362 | 1232 | { "andQ", Ev, Iv, XX },
|
nkeynes@362 | 1233 | { "subQ", Ev, Iv, XX },
|
nkeynes@362 | 1234 | { "xorQ", Ev, Iv, XX },
|
nkeynes@362 | 1235 | { "cmpQ", Ev, Iv, XX }
|
nkeynes@362 | 1236 | },
|
nkeynes@362 | 1237 | /* GRP1Ss */
|
nkeynes@362 | 1238 | {
|
nkeynes@362 | 1239 | { "addQ", Ev, sIb, XX },
|
nkeynes@362 | 1240 | { "orQ", Ev, sIb, XX },
|
nkeynes@362 | 1241 | { "adcQ", Ev, sIb, XX },
|
nkeynes@362 | 1242 | { "sbbQ", Ev, sIb, XX },
|
nkeynes@362 | 1243 | { "andQ", Ev, sIb, XX },
|
nkeynes@362 | 1244 | { "subQ", Ev, sIb, XX },
|
nkeynes@362 | 1245 | { "xorQ", Ev, sIb, XX },
|
nkeynes@362 | 1246 | { "cmpQ", Ev, sIb, XX }
|
nkeynes@362 | 1247 | },
|
nkeynes@362 | 1248 | /* GRP2b */
|
nkeynes@362 | 1249 | {
|
nkeynes@362 | 1250 | { "rolA", Eb, Ib, XX },
|
nkeynes@362 | 1251 | { "rorA", Eb, Ib, XX },
|
nkeynes@362 | 1252 | { "rclA", Eb, Ib, XX },
|
nkeynes@362 | 1253 | { "rcrA", Eb, Ib, XX },
|
nkeynes@362 | 1254 | { "shlA", Eb, Ib, XX },
|
nkeynes@362 | 1255 | { "shrA", Eb, Ib, XX },
|
nkeynes@362 | 1256 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1257 | { "sarA", Eb, Ib, XX },
|
nkeynes@362 | 1258 | },
|
nkeynes@362 | 1259 | /* GRP2S */
|
nkeynes@362 | 1260 | {
|
nkeynes@362 | 1261 | { "rolQ", Ev, Ib, XX },
|
nkeynes@362 | 1262 | { "rorQ", Ev, Ib, XX },
|
nkeynes@362 | 1263 | { "rclQ", Ev, Ib, XX },
|
nkeynes@362 | 1264 | { "rcrQ", Ev, Ib, XX },
|
nkeynes@362 | 1265 | { "shlQ", Ev, Ib, XX },
|
nkeynes@362 | 1266 | { "shrQ", Ev, Ib, XX },
|
nkeynes@362 | 1267 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1268 | { "sarQ", Ev, Ib, XX },
|
nkeynes@362 | 1269 | },
|
nkeynes@362 | 1270 | /* GRP2b_one */
|
nkeynes@362 | 1271 | {
|
nkeynes@362 | 1272 | { "rolA", Eb, I1, XX },
|
nkeynes@362 | 1273 | { "rorA", Eb, I1, XX },
|
nkeynes@362 | 1274 | { "rclA", Eb, I1, XX },
|
nkeynes@362 | 1275 | { "rcrA", Eb, I1, XX },
|
nkeynes@362 | 1276 | { "shlA", Eb, I1, XX },
|
nkeynes@362 | 1277 | { "shrA", Eb, I1, XX },
|
nkeynes@362 | 1278 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1279 | { "sarA", Eb, I1, XX },
|
nkeynes@362 | 1280 | },
|
nkeynes@362 | 1281 | /* GRP2S_one */
|
nkeynes@362 | 1282 | {
|
nkeynes@362 | 1283 | { "rolQ", Ev, I1, XX },
|
nkeynes@362 | 1284 | { "rorQ", Ev, I1, XX },
|
nkeynes@362 | 1285 | { "rclQ", Ev, I1, XX },
|
nkeynes@362 | 1286 | { "rcrQ", Ev, I1, XX },
|
nkeynes@362 | 1287 | { "shlQ", Ev, I1, XX },
|
nkeynes@362 | 1288 | { "shrQ", Ev, I1, XX },
|
nkeynes@362 | 1289 | { "(bad)", XX, XX, XX},
|
nkeynes@362 | 1290 | { "sarQ", Ev, I1, XX },
|
nkeynes@362 | 1291 | },
|
nkeynes@362 | 1292 | /* GRP2b_cl */
|
nkeynes@362 | 1293 | {
|
nkeynes@362 | 1294 | { "rolA", Eb, CL, XX },
|
nkeynes@362 | 1295 | { "rorA", Eb, CL, XX },
|
nkeynes@362 | 1296 | { "rclA", Eb, CL, XX },
|
nkeynes@362 | 1297 | { "rcrA", Eb, CL, XX },
|
nkeynes@362 | 1298 | { "shlA", Eb, CL, XX },
|
nkeynes@362 | 1299 | { "shrA", Eb, CL, XX },
|
nkeynes@362 | 1300 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1301 | { "sarA", Eb, CL, XX },
|
nkeynes@362 | 1302 | },
|
nkeynes@362 | 1303 | /* GRP2S_cl */
|
nkeynes@362 | 1304 | {
|
nkeynes@362 | 1305 | { "rolQ", Ev, CL, XX },
|
nkeynes@362 | 1306 | { "rorQ", Ev, CL, XX },
|
nkeynes@362 | 1307 | { "rclQ", Ev, CL, XX },
|
nkeynes@362 | 1308 | { "rcrQ", Ev, CL, XX },
|
nkeynes@362 | 1309 | { "shlQ", Ev, CL, XX },
|
nkeynes@362 | 1310 | { "shrQ", Ev, CL, XX },
|
nkeynes@362 | 1311 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1312 | { "sarQ", Ev, CL, XX }
|
nkeynes@362 | 1313 | },
|
nkeynes@362 | 1314 | /* GRP3b */
|
nkeynes@362 | 1315 | {
|
nkeynes@362 | 1316 | { "testA", Eb, Ib, XX },
|
nkeynes@362 | 1317 | { "(bad)", Eb, XX, XX },
|
nkeynes@362 | 1318 | { "notA", Eb, XX, XX },
|
nkeynes@362 | 1319 | { "negA", Eb, XX, XX },
|
nkeynes@362 | 1320 | { "mulA", Eb, XX, XX }, /* Don't print the implicit %al register, */
|
nkeynes@362 | 1321 | { "imulA", Eb, XX, XX }, /* to distinguish these opcodes from other */
|
nkeynes@362 | 1322 | { "divA", Eb, XX, XX }, /* mul/imul opcodes. Do the same for div */
|
nkeynes@362 | 1323 | { "idivA", Eb, XX, XX } /* and idiv for consistency. */
|
nkeynes@362 | 1324 | },
|
nkeynes@362 | 1325 | /* GRP3S */
|
nkeynes@362 | 1326 | {
|
nkeynes@362 | 1327 | { "testQ", Ev, Iv, XX },
|
nkeynes@362 | 1328 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1329 | { "notQ", Ev, XX, XX },
|
nkeynes@362 | 1330 | { "negQ", Ev, XX, XX },
|
nkeynes@362 | 1331 | { "mulQ", Ev, XX, XX }, /* Don't print the implicit register. */
|
nkeynes@362 | 1332 | { "imulQ", Ev, XX, XX },
|
nkeynes@362 | 1333 | { "divQ", Ev, XX, XX },
|
nkeynes@362 | 1334 | { "idivQ", Ev, XX, XX },
|
nkeynes@362 | 1335 | },
|
nkeynes@362 | 1336 | /* GRP4 */
|
nkeynes@362 | 1337 | {
|
nkeynes@362 | 1338 | { "incA", Eb, XX, XX },
|
nkeynes@362 | 1339 | { "decA", Eb, XX, XX },
|
nkeynes@362 | 1340 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1341 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1342 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1343 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1344 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1345 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1346 | },
|
nkeynes@362 | 1347 | /* GRP5 */
|
nkeynes@362 | 1348 | {
|
nkeynes@362 | 1349 | { "incQ", Ev, XX, XX },
|
nkeynes@362 | 1350 | { "decQ", Ev, XX, XX },
|
nkeynes@362 | 1351 | { "callT", indirEv, XX, XX },
|
nkeynes@362 | 1352 | { "JcallT", indirEp, XX, XX },
|
nkeynes@362 | 1353 | { "jmpT", indirEv, XX, XX },
|
nkeynes@362 | 1354 | { "JjmpT", indirEp, XX, XX },
|
nkeynes@362 | 1355 | { "pushU", Ev, XX, XX },
|
nkeynes@362 | 1356 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1357 | },
|
nkeynes@362 | 1358 | /* GRP6 */
|
nkeynes@362 | 1359 | {
|
nkeynes@362 | 1360 | { "sldtQ", Ev, XX, XX },
|
nkeynes@362 | 1361 | { "strQ", Ev, XX, XX },
|
nkeynes@362 | 1362 | { "lldt", Ew, XX, XX },
|
nkeynes@362 | 1363 | { "ltr", Ew, XX, XX },
|
nkeynes@362 | 1364 | { "verr", Ew, XX, XX },
|
nkeynes@362 | 1365 | { "verw", Ew, XX, XX },
|
nkeynes@362 | 1366 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1367 | { "(bad)", XX, XX, XX }
|
nkeynes@362 | 1368 | },
|
nkeynes@362 | 1369 | /* GRP7 */
|
nkeynes@362 | 1370 | {
|
nkeynes@362 | 1371 | { "sgdtIQ", M, XX, XX },
|
nkeynes@362 | 1372 | { "sidtIQ", PNI_Fixup, 0, XX, XX },
|
nkeynes@362 | 1373 | { "lgdt{Q|Q||}", M, XX, XX },
|
nkeynes@362 | 1374 | { "lidt{Q|Q||}", M, XX, XX },
|
nkeynes@362 | 1375 | { "smswQ", Ev, XX, XX },
|
nkeynes@362 | 1376 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1377 | { "lmsw", Ew, XX, XX },
|
nkeynes@362 | 1378 | { "invlpg", INVLPG_Fixup, w_mode, XX, XX },
|
nkeynes@362 | 1379 | },
|
nkeynes@362 | 1380 | /* GRP8 */
|
nkeynes@362 | 1381 | {
|
nkeynes@362 | 1382 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1383 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1384 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1385 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1386 | { "btQ", Ev, Ib, XX },
|
nkeynes@362 | 1387 | { "btsQ", Ev, Ib, XX },
|
nkeynes@362 | 1388 | { "btrQ", Ev, Ib, XX },
|
nkeynes@362 | 1389 | { "btcQ", Ev, Ib, XX },
|
nkeynes@362 | 1390 | },
|
nkeynes@362 | 1391 | /* GRP9 */
|
nkeynes@362 | 1392 | {
|
nkeynes@362 | 1393 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1394 | { "cmpxchg8b", Eq, XX, XX },
|
nkeynes@362 | 1395 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1396 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1397 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1398 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1399 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1400 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1401 | },
|
nkeynes@362 | 1402 | /* GRP10 */
|
nkeynes@362 | 1403 | {
|
nkeynes@362 | 1404 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1405 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1406 | { "psrlw", MS, Ib, XX },
|
nkeynes@362 | 1407 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1408 | { "psraw", MS, Ib, XX },
|
nkeynes@362 | 1409 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1410 | { "psllw", MS, Ib, XX },
|
nkeynes@362 | 1411 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1412 | },
|
nkeynes@362 | 1413 | /* GRP11 */
|
nkeynes@362 | 1414 | {
|
nkeynes@362 | 1415 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1416 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1417 | { "psrld", MS, Ib, XX },
|
nkeynes@362 | 1418 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1419 | { "psrad", MS, Ib, XX },
|
nkeynes@362 | 1420 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1421 | { "pslld", MS, Ib, XX },
|
nkeynes@362 | 1422 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1423 | },
|
nkeynes@362 | 1424 | /* GRP12 */
|
nkeynes@362 | 1425 | {
|
nkeynes@362 | 1426 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1427 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1428 | { "psrlq", MS, Ib, XX },
|
nkeynes@362 | 1429 | { "psrldq", MS, Ib, XX },
|
nkeynes@362 | 1430 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1431 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1432 | { "psllq", MS, Ib, XX },
|
nkeynes@362 | 1433 | { "pslldq", MS, Ib, XX },
|
nkeynes@362 | 1434 | },
|
nkeynes@362 | 1435 | /* GRP13 */
|
nkeynes@362 | 1436 | {
|
nkeynes@362 | 1437 | { "fxsave", Ev, XX, XX },
|
nkeynes@362 | 1438 | { "fxrstor", Ev, XX, XX },
|
nkeynes@362 | 1439 | { "ldmxcsr", Ev, XX, XX },
|
nkeynes@362 | 1440 | { "stmxcsr", Ev, XX, XX },
|
nkeynes@362 | 1441 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1442 | { "lfence", OP_0fae, 0, XX, XX },
|
nkeynes@362 | 1443 | { "mfence", OP_0fae, 0, XX, XX },
|
nkeynes@362 | 1444 | { "clflush", OP_0fae, 0, XX, XX },
|
nkeynes@362 | 1445 | },
|
nkeynes@362 | 1446 | /* GRP14 */
|
nkeynes@362 | 1447 | {
|
nkeynes@362 | 1448 | { "prefetchnta", Ev, XX, XX },
|
nkeynes@362 | 1449 | { "prefetcht0", Ev, XX, XX },
|
nkeynes@362 | 1450 | { "prefetcht1", Ev, XX, XX },
|
nkeynes@362 | 1451 | { "prefetcht2", Ev, XX, XX },
|
nkeynes@362 | 1452 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1453 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1454 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1455 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1456 | },
|
nkeynes@362 | 1457 | /* GRPAMD */
|
nkeynes@362 | 1458 | {
|
nkeynes@362 | 1459 | { "prefetch", Eb, XX, XX },
|
nkeynes@362 | 1460 | { "prefetchw", Eb, XX, XX },
|
nkeynes@362 | 1461 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1462 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1463 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1464 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1465 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1466 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 1467 | },
|
nkeynes@362 | 1468 | /* GRPPADLCK1 */
|
nkeynes@362 | 1469 | {
|
nkeynes@362 | 1470 | { "xstorerng", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1471 | { "xcryptecb", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1472 | { "xcryptcbc", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1473 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1474 | { "xcryptcfb", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1475 | { "xcryptofb", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1476 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1477 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1478 | },
|
nkeynes@362 | 1479 | /* GRPPADLCK2 */
|
nkeynes@362 | 1480 | {
|
nkeynes@362 | 1481 | { "montmul", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1482 | { "xsha1", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1483 | { "xsha256", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1484 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1485 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1486 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1487 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1488 | { "(bad)", OP_0f07, 0, XX, XX },
|
nkeynes@362 | 1489 | }
|
nkeynes@362 | 1490 | };
|
nkeynes@362 | 1491 |
|
nkeynes@362 | 1492 | static const struct dis386 prefix_user_table[][4] = {
|
nkeynes@362 | 1493 | /* PREGRP0 */
|
nkeynes@362 | 1494 | {
|
nkeynes@362 | 1495 | { "addps", XM, EX, XX },
|
nkeynes@362 | 1496 | { "addss", XM, EX, XX },
|
nkeynes@362 | 1497 | { "addpd", XM, EX, XX },
|
nkeynes@362 | 1498 | { "addsd", XM, EX, XX },
|
nkeynes@362 | 1499 | },
|
nkeynes@362 | 1500 | /* PREGRP1 */
|
nkeynes@362 | 1501 | {
|
nkeynes@362 | 1502 | { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX. */
|
nkeynes@362 | 1503 | { "", XM, EX, OPSIMD },
|
nkeynes@362 | 1504 | { "", XM, EX, OPSIMD },
|
nkeynes@362 | 1505 | { "", XM, EX, OPSIMD },
|
nkeynes@362 | 1506 | },
|
nkeynes@362 | 1507 | /* PREGRP2 */
|
nkeynes@362 | 1508 | {
|
nkeynes@362 | 1509 | { "cvtpi2ps", XM, EM, XX },
|
nkeynes@362 | 1510 | { "cvtsi2ssY", XM, Ev, XX },
|
nkeynes@362 | 1511 | { "cvtpi2pd", XM, EM, XX },
|
nkeynes@362 | 1512 | { "cvtsi2sdY", XM, Ev, XX },
|
nkeynes@362 | 1513 | },
|
nkeynes@362 | 1514 | /* PREGRP3 */
|
nkeynes@362 | 1515 | {
|
nkeynes@362 | 1516 | { "cvtps2pi", MX, EX, XX },
|
nkeynes@362 | 1517 | { "cvtss2siY", Gv, EX, XX },
|
nkeynes@362 | 1518 | { "cvtpd2pi", MX, EX, XX },
|
nkeynes@362 | 1519 | { "cvtsd2siY", Gv, EX, XX },
|
nkeynes@362 | 1520 | },
|
nkeynes@362 | 1521 | /* PREGRP4 */
|
nkeynes@362 | 1522 | {
|
nkeynes@362 | 1523 | { "cvttps2pi", MX, EX, XX },
|
nkeynes@362 | 1524 | { "cvttss2siY", Gv, EX, XX },
|
nkeynes@362 | 1525 | { "cvttpd2pi", MX, EX, XX },
|
nkeynes@362 | 1526 | { "cvttsd2siY", Gv, EX, XX },
|
nkeynes@362 | 1527 | },
|
nkeynes@362 | 1528 | /* PREGRP5 */
|
nkeynes@362 | 1529 | {
|
nkeynes@362 | 1530 | { "divps", XM, EX, XX },
|
nkeynes@362 | 1531 | { "divss", XM, EX, XX },
|
nkeynes@362 | 1532 | { "divpd", XM, EX, XX },
|
nkeynes@362 | 1533 | { "divsd", XM, EX, XX },
|
nkeynes@362 | 1534 | },
|
nkeynes@362 | 1535 | /* PREGRP6 */
|
nkeynes@362 | 1536 | {
|
nkeynes@362 | 1537 | { "maxps", XM, EX, XX },
|
nkeynes@362 | 1538 | { "maxss", XM, EX, XX },
|
nkeynes@362 | 1539 | { "maxpd", XM, EX, XX },
|
nkeynes@362 | 1540 | { "maxsd", XM, EX, XX },
|
nkeynes@362 | 1541 | },
|
nkeynes@362 | 1542 | /* PREGRP7 */
|
nkeynes@362 | 1543 | {
|
nkeynes@362 | 1544 | { "minps", XM, EX, XX },
|
nkeynes@362 | 1545 | { "minss", XM, EX, XX },
|
nkeynes@362 | 1546 | { "minpd", XM, EX, XX },
|
nkeynes@362 | 1547 | { "minsd", XM, EX, XX },
|
nkeynes@362 | 1548 | },
|
nkeynes@362 | 1549 | /* PREGRP8 */
|
nkeynes@362 | 1550 | {
|
nkeynes@362 | 1551 | { "movups", XM, EX, XX },
|
nkeynes@362 | 1552 | { "movss", XM, EX, XX },
|
nkeynes@362 | 1553 | { "movupd", XM, EX, XX },
|
nkeynes@362 | 1554 | { "movsd", XM, EX, XX },
|
nkeynes@362 | 1555 | },
|
nkeynes@362 | 1556 | /* PREGRP9 */
|
nkeynes@362 | 1557 | {
|
nkeynes@362 | 1558 | { "movups", EX, XM, XX },
|
nkeynes@362 | 1559 | { "movss", EX, XM, XX },
|
nkeynes@362 | 1560 | { "movupd", EX, XM, XX },
|
nkeynes@362 | 1561 | { "movsd", EX, XM, XX },
|
nkeynes@362 | 1562 | },
|
nkeynes@362 | 1563 | /* PREGRP10 */
|
nkeynes@362 | 1564 | {
|
nkeynes@362 | 1565 | { "mulps", XM, EX, XX },
|
nkeynes@362 | 1566 | { "mulss", XM, EX, XX },
|
nkeynes@362 | 1567 | { "mulpd", XM, EX, XX },
|
nkeynes@362 | 1568 | { "mulsd", XM, EX, XX },
|
nkeynes@362 | 1569 | },
|
nkeynes@362 | 1570 | /* PREGRP11 */
|
nkeynes@362 | 1571 | {
|
nkeynes@362 | 1572 | { "rcpps", XM, EX, XX },
|
nkeynes@362 | 1573 | { "rcpss", XM, EX, XX },
|
nkeynes@362 | 1574 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1575 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1576 | },
|
nkeynes@362 | 1577 | /* PREGRP12 */
|
nkeynes@362 | 1578 | {
|
nkeynes@362 | 1579 | { "rsqrtps", XM, EX, XX },
|
nkeynes@362 | 1580 | { "rsqrtss", XM, EX, XX },
|
nkeynes@362 | 1581 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1582 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1583 | },
|
nkeynes@362 | 1584 | /* PREGRP13 */
|
nkeynes@362 | 1585 | {
|
nkeynes@362 | 1586 | { "sqrtps", XM, EX, XX },
|
nkeynes@362 | 1587 | { "sqrtss", XM, EX, XX },
|
nkeynes@362 | 1588 | { "sqrtpd", XM, EX, XX },
|
nkeynes@362 | 1589 | { "sqrtsd", XM, EX, XX },
|
nkeynes@362 | 1590 | },
|
nkeynes@362 | 1591 | /* PREGRP14 */
|
nkeynes@362 | 1592 | {
|
nkeynes@362 | 1593 | { "subps", XM, EX, XX },
|
nkeynes@362 | 1594 | { "subss", XM, EX, XX },
|
nkeynes@362 | 1595 | { "subpd", XM, EX, XX },
|
nkeynes@362 | 1596 | { "subsd", XM, EX, XX },
|
nkeynes@362 | 1597 | },
|
nkeynes@362 | 1598 | /* PREGRP15 */
|
nkeynes@362 | 1599 | {
|
nkeynes@362 | 1600 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1601 | { "cvtdq2pd", XM, EX, XX },
|
nkeynes@362 | 1602 | { "cvttpd2dq", XM, EX, XX },
|
nkeynes@362 | 1603 | { "cvtpd2dq", XM, EX, XX },
|
nkeynes@362 | 1604 | },
|
nkeynes@362 | 1605 | /* PREGRP16 */
|
nkeynes@362 | 1606 | {
|
nkeynes@362 | 1607 | { "cvtdq2ps", XM, EX, XX },
|
nkeynes@362 | 1608 | { "cvttps2dq",XM, EX, XX },
|
nkeynes@362 | 1609 | { "cvtps2dq",XM, EX, XX },
|
nkeynes@362 | 1610 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1611 | },
|
nkeynes@362 | 1612 | /* PREGRP17 */
|
nkeynes@362 | 1613 | {
|
nkeynes@362 | 1614 | { "cvtps2pd", XM, EX, XX },
|
nkeynes@362 | 1615 | { "cvtss2sd", XM, EX, XX },
|
nkeynes@362 | 1616 | { "cvtpd2ps", XM, EX, XX },
|
nkeynes@362 | 1617 | { "cvtsd2ss", XM, EX, XX },
|
nkeynes@362 | 1618 | },
|
nkeynes@362 | 1619 | /* PREGRP18 */
|
nkeynes@362 | 1620 | {
|
nkeynes@362 | 1621 | { "maskmovq", MX, MS, XX },
|
nkeynes@362 | 1622 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1623 | { "maskmovdqu", XM, EX, XX },
|
nkeynes@362 | 1624 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1625 | },
|
nkeynes@362 | 1626 | /* PREGRP19 */
|
nkeynes@362 | 1627 | {
|
nkeynes@362 | 1628 | { "movq", MX, EM, XX },
|
nkeynes@362 | 1629 | { "movdqu", XM, EX, XX },
|
nkeynes@362 | 1630 | { "movdqa", XM, EX, XX },
|
nkeynes@362 | 1631 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1632 | },
|
nkeynes@362 | 1633 | /* PREGRP20 */
|
nkeynes@362 | 1634 | {
|
nkeynes@362 | 1635 | { "movq", EM, MX, XX },
|
nkeynes@362 | 1636 | { "movdqu", EX, XM, XX },
|
nkeynes@362 | 1637 | { "movdqa", EX, XM, XX },
|
nkeynes@362 | 1638 | { "(bad)", EX, XM, XX },
|
nkeynes@362 | 1639 | },
|
nkeynes@362 | 1640 | /* PREGRP21 */
|
nkeynes@362 | 1641 | {
|
nkeynes@362 | 1642 | { "(bad)", EX, XM, XX },
|
nkeynes@362 | 1643 | { "movq2dq", XM, MS, XX },
|
nkeynes@362 | 1644 | { "movq", EX, XM, XX },
|
nkeynes@362 | 1645 | { "movdq2q", MX, XS, XX },
|
nkeynes@362 | 1646 | },
|
nkeynes@362 | 1647 | /* PREGRP22 */
|
nkeynes@362 | 1648 | {
|
nkeynes@362 | 1649 | { "pshufw", MX, EM, Ib },
|
nkeynes@362 | 1650 | { "pshufhw", XM, EX, Ib },
|
nkeynes@362 | 1651 | { "pshufd", XM, EX, Ib },
|
nkeynes@362 | 1652 | { "pshuflw", XM, EX, Ib },
|
nkeynes@362 | 1653 | },
|
nkeynes@362 | 1654 | /* PREGRP23 */
|
nkeynes@362 | 1655 | {
|
nkeynes@362 | 1656 | { "movd", Edq, MX, XX },
|
nkeynes@362 | 1657 | { "movq", XM, EX, XX },
|
nkeynes@362 | 1658 | { "movd", Edq, XM, XX },
|
nkeynes@362 | 1659 | { "(bad)", Ed, XM, XX },
|
nkeynes@362 | 1660 | },
|
nkeynes@362 | 1661 | /* PREGRP24 */
|
nkeynes@362 | 1662 | {
|
nkeynes@362 | 1663 | { "(bad)", MX, EX, XX },
|
nkeynes@362 | 1664 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1665 | { "punpckhqdq", XM, EX, XX },
|
nkeynes@362 | 1666 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1667 | },
|
nkeynes@362 | 1668 | /* PREGRP25 */
|
nkeynes@362 | 1669 | {
|
nkeynes@362 | 1670 | { "movntq", EM, MX, XX },
|
nkeynes@362 | 1671 | { "(bad)", EM, XM, XX },
|
nkeynes@362 | 1672 | { "movntdq", EM, XM, XX },
|
nkeynes@362 | 1673 | { "(bad)", EM, XM, XX },
|
nkeynes@362 | 1674 | },
|
nkeynes@362 | 1675 | /* PREGRP26 */
|
nkeynes@362 | 1676 | {
|
nkeynes@362 | 1677 | { "(bad)", MX, EX, XX },
|
nkeynes@362 | 1678 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1679 | { "punpcklqdq", XM, EX, XX },
|
nkeynes@362 | 1680 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1681 | },
|
nkeynes@362 | 1682 | /* PREGRP27 */
|
nkeynes@362 | 1683 | {
|
nkeynes@362 | 1684 | { "(bad)", MX, EX, XX },
|
nkeynes@362 | 1685 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1686 | { "addsubpd", XM, EX, XX },
|
nkeynes@362 | 1687 | { "addsubps", XM, EX, XX },
|
nkeynes@362 | 1688 | },
|
nkeynes@362 | 1689 | /* PREGRP28 */
|
nkeynes@362 | 1690 | {
|
nkeynes@362 | 1691 | { "(bad)", MX, EX, XX },
|
nkeynes@362 | 1692 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1693 | { "haddpd", XM, EX, XX },
|
nkeynes@362 | 1694 | { "haddps", XM, EX, XX },
|
nkeynes@362 | 1695 | },
|
nkeynes@362 | 1696 | /* PREGRP29 */
|
nkeynes@362 | 1697 | {
|
nkeynes@362 | 1698 | { "(bad)", MX, EX, XX },
|
nkeynes@362 | 1699 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1700 | { "hsubpd", XM, EX, XX },
|
nkeynes@362 | 1701 | { "hsubps", XM, EX, XX },
|
nkeynes@362 | 1702 | },
|
nkeynes@362 | 1703 | /* PREGRP30 */
|
nkeynes@362 | 1704 | {
|
nkeynes@362 | 1705 | { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */
|
nkeynes@362 | 1706 | { "movsldup", XM, EX, XX },
|
nkeynes@362 | 1707 | { "movlpd", XM, EX, XX },
|
nkeynes@362 | 1708 | { "movddup", XM, EX, XX },
|
nkeynes@362 | 1709 | },
|
nkeynes@362 | 1710 | /* PREGRP31 */
|
nkeynes@362 | 1711 | {
|
nkeynes@362 | 1712 | { "movhpX", XM, EX, SIMD_Fixup, 'l' },
|
nkeynes@362 | 1713 | { "movshdup", XM, EX, XX },
|
nkeynes@362 | 1714 | { "movhpd", XM, EX, XX },
|
nkeynes@362 | 1715 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1716 | },
|
nkeynes@362 | 1717 | /* PREGRP32 */
|
nkeynes@362 | 1718 | {
|
nkeynes@362 | 1719 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1720 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1721 | { "(bad)", XM, EX, XX },
|
nkeynes@362 | 1722 | { "lddqu", XM, M, XX },
|
nkeynes@362 | 1723 | },
|
nkeynes@362 | 1724 | };
|
nkeynes@362 | 1725 |
|
nkeynes@362 | 1726 | static const struct dis386 x86_64_table[][2] = {
|
nkeynes@362 | 1727 | {
|
nkeynes@362 | 1728 | { "arpl", Ew, Gw, XX },
|
nkeynes@362 | 1729 | { "movs{||lq|xd}", Gv, Ed, XX },
|
nkeynes@362 | 1730 | },
|
nkeynes@362 | 1731 | };
|
nkeynes@362 | 1732 |
|
nkeynes@362 | 1733 | #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
|
nkeynes@362 | 1734 |
|
nkeynes@362 | 1735 | static void
|
nkeynes@362 | 1736 | ckprefix (void)
|
nkeynes@362 | 1737 | {
|
nkeynes@362 | 1738 | int newrex;
|
nkeynes@362 | 1739 | rex = 0;
|
nkeynes@362 | 1740 | prefixes = 0;
|
nkeynes@362 | 1741 | used_prefixes = 0;
|
nkeynes@362 | 1742 | rex_used = 0;
|
nkeynes@362 | 1743 | while (1)
|
nkeynes@362 | 1744 | {
|
nkeynes@362 | 1745 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 1746 | newrex = 0;
|
nkeynes@362 | 1747 | switch (*codep)
|
nkeynes@362 | 1748 | {
|
nkeynes@362 | 1749 | /* REX prefixes family. */
|
nkeynes@362 | 1750 | case 0x40:
|
nkeynes@362 | 1751 | case 0x41:
|
nkeynes@362 | 1752 | case 0x42:
|
nkeynes@362 | 1753 | case 0x43:
|
nkeynes@362 | 1754 | case 0x44:
|
nkeynes@362 | 1755 | case 0x45:
|
nkeynes@362 | 1756 | case 0x46:
|
nkeynes@362 | 1757 | case 0x47:
|
nkeynes@362 | 1758 | case 0x48:
|
nkeynes@362 | 1759 | case 0x49:
|
nkeynes@362 | 1760 | case 0x4a:
|
nkeynes@362 | 1761 | case 0x4b:
|
nkeynes@362 | 1762 | case 0x4c:
|
nkeynes@362 | 1763 | case 0x4d:
|
nkeynes@362 | 1764 | case 0x4e:
|
nkeynes@362 | 1765 | case 0x4f:
|
nkeynes@362 | 1766 | if (mode_64bit)
|
nkeynes@362 | 1767 | newrex = *codep;
|
nkeynes@362 | 1768 | else
|
nkeynes@362 | 1769 | return;
|
nkeynes@362 | 1770 | break;
|
nkeynes@362 | 1771 | case 0xf3:
|
nkeynes@362 | 1772 | prefixes |= PREFIX_REPZ;
|
nkeynes@362 | 1773 | break;
|
nkeynes@362 | 1774 | case 0xf2:
|
nkeynes@362 | 1775 | prefixes |= PREFIX_REPNZ;
|
nkeynes@362 | 1776 | break;
|
nkeynes@362 | 1777 | case 0xf0:
|
nkeynes@362 | 1778 | prefixes |= PREFIX_LOCK;
|
nkeynes@362 | 1779 | break;
|
nkeynes@362 | 1780 | case 0x2e:
|
nkeynes@362 | 1781 | prefixes |= PREFIX_CS;
|
nkeynes@362 | 1782 | break;
|
nkeynes@362 | 1783 | case 0x36:
|
nkeynes@362 | 1784 | prefixes |= PREFIX_SS;
|
nkeynes@362 | 1785 | break;
|
nkeynes@362 | 1786 | case 0x3e:
|
nkeynes@362 | 1787 | prefixes |= PREFIX_DS;
|
nkeynes@362 | 1788 | break;
|
nkeynes@362 | 1789 | case 0x26:
|
nkeynes@362 | 1790 | prefixes |= PREFIX_ES;
|
nkeynes@362 | 1791 | break;
|
nkeynes@362 | 1792 | case 0x64:
|
nkeynes@362 | 1793 | prefixes |= PREFIX_FS;
|
nkeynes@362 | 1794 | break;
|
nkeynes@362 | 1795 | case 0x65:
|
nkeynes@362 | 1796 | prefixes |= PREFIX_GS;
|
nkeynes@362 | 1797 | break;
|
nkeynes@362 | 1798 | case 0x66:
|
nkeynes@362 | 1799 | prefixes |= PREFIX_DATA;
|
nkeynes@362 | 1800 | break;
|
nkeynes@362 | 1801 | case 0x67:
|
nkeynes@362 | 1802 | prefixes |= PREFIX_ADDR;
|
nkeynes@362 | 1803 | break;
|
nkeynes@362 | 1804 | case FWAIT_OPCODE:
|
nkeynes@362 | 1805 | /* fwait is really an instruction. If there are prefixes
|
nkeynes@362 | 1806 | before the fwait, they belong to the fwait, *not* to the
|
nkeynes@362 | 1807 | following instruction. */
|
nkeynes@362 | 1808 | if (prefixes)
|
nkeynes@362 | 1809 | {
|
nkeynes@362 | 1810 | prefixes |= PREFIX_FWAIT;
|
nkeynes@362 | 1811 | codep++;
|
nkeynes@362 | 1812 | return;
|
nkeynes@362 | 1813 | }
|
nkeynes@362 | 1814 | prefixes = PREFIX_FWAIT;
|
nkeynes@362 | 1815 | break;
|
nkeynes@362 | 1816 | default:
|
nkeynes@362 | 1817 | return;
|
nkeynes@362 | 1818 | }
|
nkeynes@362 | 1819 | /* Rex is ignored when followed by another prefix. */
|
nkeynes@362 | 1820 | if (rex)
|
nkeynes@362 | 1821 | {
|
nkeynes@362 | 1822 | oappend (prefix_name (rex, 0));
|
nkeynes@362 | 1823 | oappend (" ");
|
nkeynes@362 | 1824 | }
|
nkeynes@362 | 1825 | rex = newrex;
|
nkeynes@362 | 1826 | codep++;
|
nkeynes@362 | 1827 | }
|
nkeynes@362 | 1828 | }
|
nkeynes@362 | 1829 |
|
nkeynes@362 | 1830 | /* Return the name of the prefix byte PREF, or NULL if PREF is not a
|
nkeynes@362 | 1831 | prefix byte. */
|
nkeynes@362 | 1832 |
|
nkeynes@362 | 1833 | static const char *
|
nkeynes@362 | 1834 | prefix_name (int pref, int sizeflag)
|
nkeynes@362 | 1835 | {
|
nkeynes@362 | 1836 | switch (pref)
|
nkeynes@362 | 1837 | {
|
nkeynes@362 | 1838 | /* REX prefixes family. */
|
nkeynes@362 | 1839 | case 0x40:
|
nkeynes@362 | 1840 | return "rex";
|
nkeynes@362 | 1841 | case 0x41:
|
nkeynes@362 | 1842 | return "rexZ";
|
nkeynes@362 | 1843 | case 0x42:
|
nkeynes@362 | 1844 | return "rexY";
|
nkeynes@362 | 1845 | case 0x43:
|
nkeynes@362 | 1846 | return "rexYZ";
|
nkeynes@362 | 1847 | case 0x44:
|
nkeynes@362 | 1848 | return "rexX";
|
nkeynes@362 | 1849 | case 0x45:
|
nkeynes@362 | 1850 | return "rexXZ";
|
nkeynes@362 | 1851 | case 0x46:
|
nkeynes@362 | 1852 | return "rexXY";
|
nkeynes@362 | 1853 | case 0x47:
|
nkeynes@362 | 1854 | return "rexXYZ";
|
nkeynes@362 | 1855 | case 0x48:
|
nkeynes@362 | 1856 | return "rex64";
|
nkeynes@362 | 1857 | case 0x49:
|
nkeynes@362 | 1858 | return "rex64Z";
|
nkeynes@362 | 1859 | case 0x4a:
|
nkeynes@362 | 1860 | return "rex64Y";
|
nkeynes@362 | 1861 | case 0x4b:
|
nkeynes@362 | 1862 | return "rex64YZ";
|
nkeynes@362 | 1863 | case 0x4c:
|
nkeynes@362 | 1864 | return "rex64X";
|
nkeynes@362 | 1865 | case 0x4d:
|
nkeynes@362 | 1866 | return "rex64XZ";
|
nkeynes@362 | 1867 | case 0x4e:
|
nkeynes@362 | 1868 | return "rex64XY";
|
nkeynes@362 | 1869 | case 0x4f:
|
nkeynes@362 | 1870 | return "rex64XYZ";
|
nkeynes@362 | 1871 | case 0xf3:
|
nkeynes@362 | 1872 | return "repz";
|
nkeynes@362 | 1873 | case 0xf2:
|
nkeynes@362 | 1874 | return "repnz";
|
nkeynes@362 | 1875 | case 0xf0:
|
nkeynes@362 | 1876 | return "lock";
|
nkeynes@362 | 1877 | case 0x2e:
|
nkeynes@362 | 1878 | return "cs";
|
nkeynes@362 | 1879 | case 0x36:
|
nkeynes@362 | 1880 | return "ss";
|
nkeynes@362 | 1881 | case 0x3e:
|
nkeynes@362 | 1882 | return "ds";
|
nkeynes@362 | 1883 | case 0x26:
|
nkeynes@362 | 1884 | return "es";
|
nkeynes@362 | 1885 | case 0x64:
|
nkeynes@362 | 1886 | return "fs";
|
nkeynes@362 | 1887 | case 0x65:
|
nkeynes@362 | 1888 | return "gs";
|
nkeynes@362 | 1889 | case 0x66:
|
nkeynes@362 | 1890 | return (sizeflag & DFLAG) ? "data16" : "data32";
|
nkeynes@362 | 1891 | case 0x67:
|
nkeynes@362 | 1892 | if (mode_64bit)
|
nkeynes@362 | 1893 | return (sizeflag & AFLAG) ? "addr32" : "addr64";
|
nkeynes@362 | 1894 | else
|
nkeynes@362 | 1895 | return ((sizeflag & AFLAG) && !mode_64bit) ? "addr16" : "addr32";
|
nkeynes@362 | 1896 | case FWAIT_OPCODE:
|
nkeynes@362 | 1897 | return "fwait";
|
nkeynes@362 | 1898 | default:
|
nkeynes@362 | 1899 | return NULL;
|
nkeynes@362 | 1900 | }
|
nkeynes@362 | 1901 | }
|
nkeynes@362 | 1902 |
|
nkeynes@362 | 1903 | static char op1out[100], op2out[100], op3out[100];
|
nkeynes@362 | 1904 | static int op_ad, op_index[3];
|
nkeynes@362 | 1905 | static int two_source_ops;
|
nkeynes@362 | 1906 | static bfd_vma op_address[3];
|
nkeynes@362 | 1907 | static bfd_vma op_riprel[3];
|
nkeynes@362 | 1908 | static bfd_vma start_pc;
|
nkeynes@362 | 1909 |
|
nkeynes@362 | 1910 | /*
|
nkeynes@362 | 1911 | * On the 386's of 1988, the maximum length of an instruction is 15 bytes.
|
nkeynes@362 | 1912 | * (see topic "Redundant prefixes" in the "Differences from 8086"
|
nkeynes@362 | 1913 | * section of the "Virtual 8086 Mode" chapter.)
|
nkeynes@362 | 1914 | * 'pc' should be the address of this instruction, it will
|
nkeynes@362 | 1915 | * be used to print the target address if this is a relative jump or call
|
nkeynes@362 | 1916 | * The function returns the length of this instruction in bytes.
|
nkeynes@362 | 1917 | */
|
nkeynes@362 | 1918 |
|
nkeynes@362 | 1919 | static char intel_syntax;
|
nkeynes@362 | 1920 | static char open_char;
|
nkeynes@362 | 1921 | static char close_char;
|
nkeynes@362 | 1922 | static char separator_char;
|
nkeynes@362 | 1923 | static char scale_char;
|
nkeynes@362 | 1924 |
|
nkeynes@362 | 1925 | /* Here for backwards compatibility. When gdb stops using
|
nkeynes@362 | 1926 | print_insn_i386_att and print_insn_i386_intel these functions can
|
nkeynes@362 | 1927 | disappear, and print_insn_i386 be merged into print_insn. */
|
nkeynes@362 | 1928 | int
|
nkeynes@362 | 1929 | print_insn_i386_att (bfd_vma pc, disassemble_info *info)
|
nkeynes@362 | 1930 | {
|
nkeynes@362 | 1931 | intel_syntax = 0;
|
nkeynes@362 | 1932 |
|
nkeynes@362 | 1933 | return print_insn (pc, info);
|
nkeynes@362 | 1934 | }
|
nkeynes@362 | 1935 |
|
nkeynes@362 | 1936 | int
|
nkeynes@362 | 1937 | print_insn_i386_intel (bfd_vma pc, disassemble_info *info)
|
nkeynes@362 | 1938 | {
|
nkeynes@362 | 1939 | intel_syntax = 1;
|
nkeynes@362 | 1940 |
|
nkeynes@362 | 1941 | return print_insn (pc, info);
|
nkeynes@362 | 1942 | }
|
nkeynes@362 | 1943 |
|
nkeynes@362 | 1944 | int
|
nkeynes@362 | 1945 | print_insn_i386 (bfd_vma pc, disassemble_info *info)
|
nkeynes@362 | 1946 | {
|
nkeynes@362 | 1947 | intel_syntax = -1;
|
nkeynes@362 | 1948 |
|
nkeynes@362 | 1949 | return print_insn (pc, info);
|
nkeynes@362 | 1950 | }
|
nkeynes@362 | 1951 |
|
nkeynes@362 | 1952 | static int
|
nkeynes@362 | 1953 | print_insn (bfd_vma pc, disassemble_info *info)
|
nkeynes@362 | 1954 | {
|
nkeynes@362 | 1955 | const struct dis386 *dp;
|
nkeynes@362 | 1956 | int i;
|
nkeynes@362 | 1957 | char *first, *second, *third;
|
nkeynes@362 | 1958 | int needcomma;
|
nkeynes@362 | 1959 | unsigned char uses_SSE_prefix, uses_LOCK_prefix;
|
nkeynes@362 | 1960 | int sizeflag;
|
nkeynes@362 | 1961 | const char *p;
|
nkeynes@362 | 1962 | struct dis_private priv;
|
nkeynes@362 | 1963 |
|
nkeynes@362 | 1964 | mode_64bit = (info->mach == bfd_mach_x86_64_intel_syntax
|
nkeynes@362 | 1965 | || info->mach == bfd_mach_x86_64);
|
nkeynes@362 | 1966 |
|
nkeynes@362 | 1967 | if (intel_syntax == (char) -1)
|
nkeynes@362 | 1968 | intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax
|
nkeynes@362 | 1969 | || info->mach == bfd_mach_x86_64_intel_syntax);
|
nkeynes@362 | 1970 |
|
nkeynes@362 | 1971 | if (info->mach == bfd_mach_i386_i386
|
nkeynes@362 | 1972 | || info->mach == bfd_mach_x86_64
|
nkeynes@362 | 1973 | || info->mach == bfd_mach_i386_i386_intel_syntax
|
nkeynes@362 | 1974 | || info->mach == bfd_mach_x86_64_intel_syntax)
|
nkeynes@362 | 1975 | priv.orig_sizeflag = AFLAG | DFLAG;
|
nkeynes@362 | 1976 | else if (info->mach == bfd_mach_i386_i8086)
|
nkeynes@362 | 1977 | priv.orig_sizeflag = 0;
|
nkeynes@362 | 1978 | else
|
nkeynes@362 | 1979 | abort ();
|
nkeynes@362 | 1980 |
|
nkeynes@362 | 1981 | for (p = info->disassembler_options; p != NULL; )
|
nkeynes@362 | 1982 | {
|
nkeynes@362 | 1983 | if (strncmp (p, "x86-64", 6) == 0)
|
nkeynes@362 | 1984 | {
|
nkeynes@362 | 1985 | mode_64bit = 1;
|
nkeynes@362 | 1986 | priv.orig_sizeflag = AFLAG | DFLAG;
|
nkeynes@362 | 1987 | }
|
nkeynes@362 | 1988 | else if (strncmp (p, "i386", 4) == 0)
|
nkeynes@362 | 1989 | {
|
nkeynes@362 | 1990 | mode_64bit = 0;
|
nkeynes@362 | 1991 | priv.orig_sizeflag = AFLAG | DFLAG;
|
nkeynes@362 | 1992 | }
|
nkeynes@362 | 1993 | else if (strncmp (p, "i8086", 5) == 0)
|
nkeynes@362 | 1994 | {
|
nkeynes@362 | 1995 | mode_64bit = 0;
|
nkeynes@362 | 1996 | priv.orig_sizeflag = 0;
|
nkeynes@362 | 1997 | }
|
nkeynes@362 | 1998 | else if (strncmp (p, "intel", 5) == 0)
|
nkeynes@362 | 1999 | {
|
nkeynes@362 | 2000 | intel_syntax = 1;
|
nkeynes@362 | 2001 | }
|
nkeynes@362 | 2002 | else if (strncmp (p, "att", 3) == 0)
|
nkeynes@362 | 2003 | {
|
nkeynes@362 | 2004 | intel_syntax = 0;
|
nkeynes@362 | 2005 | }
|
nkeynes@362 | 2006 | else if (strncmp (p, "addr", 4) == 0)
|
nkeynes@362 | 2007 | {
|
nkeynes@362 | 2008 | if (p[4] == '1' && p[5] == '6')
|
nkeynes@362 | 2009 | priv.orig_sizeflag &= ~AFLAG;
|
nkeynes@362 | 2010 | else if (p[4] == '3' && p[5] == '2')
|
nkeynes@362 | 2011 | priv.orig_sizeflag |= AFLAG;
|
nkeynes@362 | 2012 | }
|
nkeynes@362 | 2013 | else if (strncmp (p, "data", 4) == 0)
|
nkeynes@362 | 2014 | {
|
nkeynes@362 | 2015 | if (p[4] == '1' && p[5] == '6')
|
nkeynes@362 | 2016 | priv.orig_sizeflag &= ~DFLAG;
|
nkeynes@362 | 2017 | else if (p[4] == '3' && p[5] == '2')
|
nkeynes@362 | 2018 | priv.orig_sizeflag |= DFLAG;
|
nkeynes@362 | 2019 | }
|
nkeynes@362 | 2020 | else if (strncmp (p, "suffix", 6) == 0)
|
nkeynes@362 | 2021 | priv.orig_sizeflag |= SUFFIX_ALWAYS;
|
nkeynes@362 | 2022 |
|
nkeynes@362 | 2023 | p = strchr (p, ',');
|
nkeynes@362 | 2024 | if (p != NULL)
|
nkeynes@362 | 2025 | p++;
|
nkeynes@362 | 2026 | }
|
nkeynes@362 | 2027 |
|
nkeynes@362 | 2028 | if (intel_syntax)
|
nkeynes@362 | 2029 | {
|
nkeynes@362 | 2030 | names64 = intel_names64;
|
nkeynes@362 | 2031 | names32 = intel_names32;
|
nkeynes@362 | 2032 | names16 = intel_names16;
|
nkeynes@362 | 2033 | names8 = intel_names8;
|
nkeynes@362 | 2034 | names8rex = intel_names8rex;
|
nkeynes@362 | 2035 | names_seg = intel_names_seg;
|
nkeynes@362 | 2036 | index16 = intel_index16;
|
nkeynes@362 | 2037 | open_char = '[';
|
nkeynes@362 | 2038 | close_char = ']';
|
nkeynes@362 | 2039 | separator_char = '+';
|
nkeynes@362 | 2040 | scale_char = '*';
|
nkeynes@362 | 2041 | }
|
nkeynes@362 | 2042 | else
|
nkeynes@362 | 2043 | {
|
nkeynes@362 | 2044 | names64 = att_names64;
|
nkeynes@362 | 2045 | names32 = att_names32;
|
nkeynes@362 | 2046 | names16 = att_names16;
|
nkeynes@362 | 2047 | names8 = att_names8;
|
nkeynes@362 | 2048 | names8rex = att_names8rex;
|
nkeynes@362 | 2049 | names_seg = att_names_seg;
|
nkeynes@362 | 2050 | index16 = att_index16;
|
nkeynes@362 | 2051 | open_char = '(';
|
nkeynes@362 | 2052 | close_char = ')';
|
nkeynes@362 | 2053 | separator_char = ',';
|
nkeynes@362 | 2054 | scale_char = ',';
|
nkeynes@362 | 2055 | }
|
nkeynes@362 | 2056 |
|
nkeynes@362 | 2057 | /* The output looks better if we put 7 bytes on a line, since that
|
nkeynes@362 | 2058 | puts most long word instructions on a single line. */
|
nkeynes@362 | 2059 | info->bytes_per_line = 7;
|
nkeynes@362 | 2060 |
|
nkeynes@362 | 2061 | info->private_data = &priv;
|
nkeynes@362 | 2062 | priv.max_fetched = priv.the_buffer;
|
nkeynes@362 | 2063 | priv.insn_start = pc;
|
nkeynes@362 | 2064 |
|
nkeynes@362 | 2065 | obuf[0] = 0;
|
nkeynes@362 | 2066 | op1out[0] = 0;
|
nkeynes@362 | 2067 | op2out[0] = 0;
|
nkeynes@362 | 2068 | op3out[0] = 0;
|
nkeynes@362 | 2069 |
|
nkeynes@362 | 2070 | op_index[0] = op_index[1] = op_index[2] = -1;
|
nkeynes@362 | 2071 |
|
nkeynes@362 | 2072 | the_info = info;
|
nkeynes@362 | 2073 | start_pc = pc;
|
nkeynes@362 | 2074 | start_codep = priv.the_buffer;
|
nkeynes@362 | 2075 | codep = priv.the_buffer;
|
nkeynes@362 | 2076 |
|
nkeynes@362 | 2077 | if (setjmp (priv.bailout) != 0)
|
nkeynes@362 | 2078 | {
|
nkeynes@362 | 2079 | const char *name;
|
nkeynes@362 | 2080 |
|
nkeynes@362 | 2081 | /* Getting here means we tried for data but didn't get it. That
|
nkeynes@362 | 2082 | means we have an incomplete instruction of some sort. Just
|
nkeynes@362 | 2083 | print the first byte as a prefix or a .byte pseudo-op. */
|
nkeynes@362 | 2084 | if (codep > priv.the_buffer)
|
nkeynes@362 | 2085 | {
|
nkeynes@362 | 2086 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
|
nkeynes@362 | 2087 | if (name != NULL)
|
nkeynes@362 | 2088 | (*info->fprintf_func) (info->stream, "%s", name);
|
nkeynes@362 | 2089 | else
|
nkeynes@362 | 2090 | {
|
nkeynes@362 | 2091 | /* Just print the first byte as a .byte instruction. */
|
nkeynes@362 | 2092 | (*info->fprintf_func) (info->stream, ".byte 0x%x",
|
nkeynes@362 | 2093 | (unsigned int) priv.the_buffer[0]);
|
nkeynes@362 | 2094 | }
|
nkeynes@362 | 2095 |
|
nkeynes@362 | 2096 | return 1;
|
nkeynes@362 | 2097 | }
|
nkeynes@362 | 2098 |
|
nkeynes@362 | 2099 | return -1;
|
nkeynes@362 | 2100 | }
|
nkeynes@362 | 2101 |
|
nkeynes@362 | 2102 | obufp = obuf;
|
nkeynes@362 | 2103 | ckprefix ();
|
nkeynes@362 | 2104 |
|
nkeynes@362 | 2105 | insn_codep = codep;
|
nkeynes@362 | 2106 | sizeflag = priv.orig_sizeflag;
|
nkeynes@362 | 2107 |
|
nkeynes@362 | 2108 | FETCH_DATA (info, codep + 1);
|
nkeynes@362 | 2109 | two_source_ops = (*codep == 0x62) || (*codep == 0xc8);
|
nkeynes@362 | 2110 |
|
nkeynes@362 | 2111 | if ((prefixes & PREFIX_FWAIT)
|
nkeynes@362 | 2112 | && ((*codep < 0xd8) || (*codep > 0xdf)))
|
nkeynes@362 | 2113 | {
|
nkeynes@362 | 2114 | const char *name;
|
nkeynes@362 | 2115 |
|
nkeynes@362 | 2116 | /* fwait not followed by floating point instruction. Print the
|
nkeynes@362 | 2117 | first prefix, which is probably fwait itself. */
|
nkeynes@362 | 2118 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
|
nkeynes@362 | 2119 | if (name == NULL)
|
nkeynes@362 | 2120 | name = INTERNAL_DISASSEMBLER_ERROR;
|
nkeynes@362 | 2121 | (*info->fprintf_func) (info->stream, "%s", name);
|
nkeynes@362 | 2122 | return 1;
|
nkeynes@362 | 2123 | }
|
nkeynes@362 | 2124 |
|
nkeynes@362 | 2125 | if (*codep == 0x0f)
|
nkeynes@362 | 2126 | {
|
nkeynes@362 | 2127 | FETCH_DATA (info, codep + 2);
|
nkeynes@362 | 2128 | dp = &dis386_twobyte[*++codep];
|
nkeynes@362 | 2129 | need_modrm = twobyte_has_modrm[*codep];
|
nkeynes@362 | 2130 | uses_SSE_prefix = twobyte_uses_SSE_prefix[*codep];
|
nkeynes@362 | 2131 | uses_LOCK_prefix = (*codep & ~0x02) == 0x20;
|
nkeynes@362 | 2132 | }
|
nkeynes@362 | 2133 | else
|
nkeynes@362 | 2134 | {
|
nkeynes@362 | 2135 | dp = &dis386[*codep];
|
nkeynes@362 | 2136 | need_modrm = onebyte_has_modrm[*codep];
|
nkeynes@362 | 2137 | uses_SSE_prefix = 0;
|
nkeynes@362 | 2138 | uses_LOCK_prefix = 0;
|
nkeynes@362 | 2139 | }
|
nkeynes@362 | 2140 | codep++;
|
nkeynes@362 | 2141 |
|
nkeynes@362 | 2142 | if (!uses_SSE_prefix && (prefixes & PREFIX_REPZ))
|
nkeynes@362 | 2143 | {
|
nkeynes@362 | 2144 | oappend ("repz ");
|
nkeynes@362 | 2145 | used_prefixes |= PREFIX_REPZ;
|
nkeynes@362 | 2146 | }
|
nkeynes@362 | 2147 | if (!uses_SSE_prefix && (prefixes & PREFIX_REPNZ))
|
nkeynes@362 | 2148 | {
|
nkeynes@362 | 2149 | oappend ("repnz ");
|
nkeynes@362 | 2150 | used_prefixes |= PREFIX_REPNZ;
|
nkeynes@362 | 2151 | }
|
nkeynes@362 | 2152 | if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK))
|
nkeynes@362 | 2153 | {
|
nkeynes@362 | 2154 | oappend ("lock ");
|
nkeynes@362 | 2155 | used_prefixes |= PREFIX_LOCK;
|
nkeynes@362 | 2156 | }
|
nkeynes@362 | 2157 |
|
nkeynes@362 | 2158 | if (prefixes & PREFIX_ADDR)
|
nkeynes@362 | 2159 | {
|
nkeynes@362 | 2160 | sizeflag ^= AFLAG;
|
nkeynes@362 | 2161 | if (dp->bytemode3 != loop_jcxz_mode || intel_syntax)
|
nkeynes@362 | 2162 | {
|
nkeynes@362 | 2163 | if ((sizeflag & AFLAG) || mode_64bit)
|
nkeynes@362 | 2164 | oappend ("addr32 ");
|
nkeynes@362 | 2165 | else
|
nkeynes@362 | 2166 | oappend ("addr16 ");
|
nkeynes@362 | 2167 | used_prefixes |= PREFIX_ADDR;
|
nkeynes@362 | 2168 | }
|
nkeynes@362 | 2169 | }
|
nkeynes@362 | 2170 |
|
nkeynes@362 | 2171 | if (!uses_SSE_prefix && (prefixes & PREFIX_DATA))
|
nkeynes@362 | 2172 | {
|
nkeynes@362 | 2173 | sizeflag ^= DFLAG;
|
nkeynes@362 | 2174 | if (dp->bytemode3 == cond_jump_mode
|
nkeynes@362 | 2175 | && dp->bytemode1 == v_mode
|
nkeynes@362 | 2176 | && !intel_syntax)
|
nkeynes@362 | 2177 | {
|
nkeynes@362 | 2178 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2179 | oappend ("data32 ");
|
nkeynes@362 | 2180 | else
|
nkeynes@362 | 2181 | oappend ("data16 ");
|
nkeynes@362 | 2182 | used_prefixes |= PREFIX_DATA;
|
nkeynes@362 | 2183 | }
|
nkeynes@362 | 2184 | }
|
nkeynes@362 | 2185 |
|
nkeynes@362 | 2186 | if (need_modrm)
|
nkeynes@362 | 2187 | {
|
nkeynes@362 | 2188 | FETCH_DATA (info, codep + 1);
|
nkeynes@362 | 2189 | mod = (*codep >> 6) & 3;
|
nkeynes@362 | 2190 | reg = (*codep >> 3) & 7;
|
nkeynes@362 | 2191 | rm = *codep & 7;
|
nkeynes@362 | 2192 | }
|
nkeynes@362 | 2193 |
|
nkeynes@362 | 2194 | if (dp->name == NULL && dp->bytemode1 == FLOATCODE)
|
nkeynes@362 | 2195 | {
|
nkeynes@362 | 2196 | dofloat (sizeflag);
|
nkeynes@362 | 2197 | }
|
nkeynes@362 | 2198 | else
|
nkeynes@362 | 2199 | {
|
nkeynes@362 | 2200 | int index;
|
nkeynes@362 | 2201 | if (dp->name == NULL)
|
nkeynes@362 | 2202 | {
|
nkeynes@362 | 2203 | switch (dp->bytemode1)
|
nkeynes@362 | 2204 | {
|
nkeynes@362 | 2205 | case USE_GROUPS:
|
nkeynes@362 | 2206 | dp = &grps[dp->bytemode2][reg];
|
nkeynes@362 | 2207 | break;
|
nkeynes@362 | 2208 |
|
nkeynes@362 | 2209 | case USE_PREFIX_USER_TABLE:
|
nkeynes@362 | 2210 | index = 0;
|
nkeynes@362 | 2211 | used_prefixes |= (prefixes & PREFIX_REPZ);
|
nkeynes@362 | 2212 | if (prefixes & PREFIX_REPZ)
|
nkeynes@362 | 2213 | index = 1;
|
nkeynes@362 | 2214 | else
|
nkeynes@362 | 2215 | {
|
nkeynes@362 | 2216 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2217 | if (prefixes & PREFIX_DATA)
|
nkeynes@362 | 2218 | index = 2;
|
nkeynes@362 | 2219 | else
|
nkeynes@362 | 2220 | {
|
nkeynes@362 | 2221 | used_prefixes |= (prefixes & PREFIX_REPNZ);
|
nkeynes@362 | 2222 | if (prefixes & PREFIX_REPNZ)
|
nkeynes@362 | 2223 | index = 3;
|
nkeynes@362 | 2224 | }
|
nkeynes@362 | 2225 | }
|
nkeynes@362 | 2226 | dp = &prefix_user_table[dp->bytemode2][index];
|
nkeynes@362 | 2227 | break;
|
nkeynes@362 | 2228 |
|
nkeynes@362 | 2229 | case X86_64_SPECIAL:
|
nkeynes@362 | 2230 | dp = &x86_64_table[dp->bytemode2][mode_64bit];
|
nkeynes@362 | 2231 | break;
|
nkeynes@362 | 2232 |
|
nkeynes@362 | 2233 | default:
|
nkeynes@362 | 2234 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 2235 | break;
|
nkeynes@362 | 2236 | }
|
nkeynes@362 | 2237 | }
|
nkeynes@362 | 2238 |
|
nkeynes@362 | 2239 | if (putop (dp->name, sizeflag) == 0)
|
nkeynes@362 | 2240 | {
|
nkeynes@362 | 2241 | obufp = op1out;
|
nkeynes@362 | 2242 | op_ad = 2;
|
nkeynes@362 | 2243 | if (dp->op1)
|
nkeynes@362 | 2244 | (*dp->op1) (dp->bytemode1, sizeflag);
|
nkeynes@362 | 2245 |
|
nkeynes@362 | 2246 | obufp = op2out;
|
nkeynes@362 | 2247 | op_ad = 1;
|
nkeynes@362 | 2248 | if (dp->op2)
|
nkeynes@362 | 2249 | (*dp->op2) (dp->bytemode2, sizeflag);
|
nkeynes@362 | 2250 |
|
nkeynes@362 | 2251 | obufp = op3out;
|
nkeynes@362 | 2252 | op_ad = 0;
|
nkeynes@362 | 2253 | if (dp->op3)
|
nkeynes@362 | 2254 | (*dp->op3) (dp->bytemode3, sizeflag);
|
nkeynes@362 | 2255 | }
|
nkeynes@362 | 2256 | }
|
nkeynes@362 | 2257 |
|
nkeynes@362 | 2258 | /* See if any prefixes were not used. If so, print the first one
|
nkeynes@362 | 2259 | separately. If we don't do this, we'll wind up printing an
|
nkeynes@362 | 2260 | instruction stream which does not precisely correspond to the
|
nkeynes@362 | 2261 | bytes we are disassembling. */
|
nkeynes@362 | 2262 | if ((prefixes & ~used_prefixes) != 0)
|
nkeynes@362 | 2263 | {
|
nkeynes@362 | 2264 | const char *name;
|
nkeynes@362 | 2265 |
|
nkeynes@362 | 2266 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
|
nkeynes@362 | 2267 | if (name == NULL)
|
nkeynes@362 | 2268 | name = INTERNAL_DISASSEMBLER_ERROR;
|
nkeynes@362 | 2269 | (*info->fprintf_func) (info->stream, "%s", name);
|
nkeynes@362 | 2270 | return 1;
|
nkeynes@362 | 2271 | }
|
nkeynes@362 | 2272 | if (rex & ~rex_used)
|
nkeynes@362 | 2273 | {
|
nkeynes@362 | 2274 | const char *name;
|
nkeynes@362 | 2275 | name = prefix_name (rex | 0x40, priv.orig_sizeflag);
|
nkeynes@362 | 2276 | if (name == NULL)
|
nkeynes@362 | 2277 | name = INTERNAL_DISASSEMBLER_ERROR;
|
nkeynes@362 | 2278 | (*info->fprintf_func) (info->stream, "%s ", name);
|
nkeynes@362 | 2279 | }
|
nkeynes@362 | 2280 |
|
nkeynes@362 | 2281 | obufp = obuf + strlen (obuf);
|
nkeynes@362 | 2282 | for (i = strlen (obuf); i < 6; i++)
|
nkeynes@362 | 2283 | oappend (" ");
|
nkeynes@362 | 2284 | oappend (" ");
|
nkeynes@362 | 2285 | (*info->fprintf_func) (info->stream, "%s", obuf);
|
nkeynes@362 | 2286 |
|
nkeynes@362 | 2287 | /* The enter and bound instructions are printed with operands in the same
|
nkeynes@362 | 2288 | order as the intel book; everything else is printed in reverse order. */
|
nkeynes@362 | 2289 | if (intel_syntax || two_source_ops)
|
nkeynes@362 | 2290 | {
|
nkeynes@362 | 2291 | first = op1out;
|
nkeynes@362 | 2292 | second = op2out;
|
nkeynes@362 | 2293 | third = op3out;
|
nkeynes@362 | 2294 | op_ad = op_index[0];
|
nkeynes@362 | 2295 | op_index[0] = op_index[2];
|
nkeynes@362 | 2296 | op_index[2] = op_ad;
|
nkeynes@362 | 2297 | }
|
nkeynes@362 | 2298 | else
|
nkeynes@362 | 2299 | {
|
nkeynes@362 | 2300 | first = op3out;
|
nkeynes@362 | 2301 | second = op2out;
|
nkeynes@362 | 2302 | third = op1out;
|
nkeynes@362 | 2303 | }
|
nkeynes@362 | 2304 | needcomma = 0;
|
nkeynes@362 | 2305 | if (*first)
|
nkeynes@362 | 2306 | {
|
nkeynes@362 | 2307 | if (op_index[0] != -1 && !op_riprel[0])
|
nkeynes@362 | 2308 | (*info->print_address_func) ((bfd_vma) op_address[op_index[0]], info);
|
nkeynes@362 | 2309 | else
|
nkeynes@362 | 2310 | (*info->fprintf_func) (info->stream, "%s", first);
|
nkeynes@362 | 2311 | needcomma = 1;
|
nkeynes@362 | 2312 | }
|
nkeynes@362 | 2313 | if (*second)
|
nkeynes@362 | 2314 | {
|
nkeynes@362 | 2315 | if (needcomma)
|
nkeynes@362 | 2316 | (*info->fprintf_func) (info->stream, ",");
|
nkeynes@362 | 2317 | if (op_index[1] != -1 && !op_riprel[1])
|
nkeynes@362 | 2318 | (*info->print_address_func) ((bfd_vma) op_address[op_index[1]], info);
|
nkeynes@362 | 2319 | else
|
nkeynes@362 | 2320 | (*info->fprintf_func) (info->stream, "%s", second);
|
nkeynes@362 | 2321 | needcomma = 1;
|
nkeynes@362 | 2322 | }
|
nkeynes@362 | 2323 | if (*third)
|
nkeynes@362 | 2324 | {
|
nkeynes@362 | 2325 | if (needcomma)
|
nkeynes@362 | 2326 | (*info->fprintf_func) (info->stream, ",");
|
nkeynes@362 | 2327 | if (op_index[2] != -1 && !op_riprel[2])
|
nkeynes@362 | 2328 | (*info->print_address_func) ((bfd_vma) op_address[op_index[2]], info);
|
nkeynes@362 | 2329 | else
|
nkeynes@362 | 2330 | (*info->fprintf_func) (info->stream, "%s", third);
|
nkeynes@362 | 2331 | }
|
nkeynes@362 | 2332 | for (i = 0; i < 3; i++)
|
nkeynes@362 | 2333 | if (op_index[i] != -1 && op_riprel[i])
|
nkeynes@362 | 2334 | {
|
nkeynes@362 | 2335 | (*info->fprintf_func) (info->stream, " # ");
|
nkeynes@362 | 2336 | (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep
|
nkeynes@362 | 2337 | + op_address[op_index[i]]), info);
|
nkeynes@362 | 2338 | }
|
nkeynes@362 | 2339 | return codep - priv.the_buffer;
|
nkeynes@362 | 2340 | }
|
nkeynes@362 | 2341 |
|
nkeynes@362 | 2342 | static const char *float_mem[] = {
|
nkeynes@362 | 2343 | /* d8 */
|
nkeynes@362 | 2344 | "fadd{s||s|}",
|
nkeynes@362 | 2345 | "fmul{s||s|}",
|
nkeynes@362 | 2346 | "fcom{s||s|}",
|
nkeynes@362 | 2347 | "fcomp{s||s|}",
|
nkeynes@362 | 2348 | "fsub{s||s|}",
|
nkeynes@362 | 2349 | "fsubr{s||s|}",
|
nkeynes@362 | 2350 | "fdiv{s||s|}",
|
nkeynes@362 | 2351 | "fdivr{s||s|}",
|
nkeynes@362 | 2352 | /* d9 */
|
nkeynes@362 | 2353 | "fld{s||s|}",
|
nkeynes@362 | 2354 | "(bad)",
|
nkeynes@362 | 2355 | "fst{s||s|}",
|
nkeynes@362 | 2356 | "fstp{s||s|}",
|
nkeynes@362 | 2357 | "fldenvIC",
|
nkeynes@362 | 2358 | "fldcw",
|
nkeynes@362 | 2359 | "fNstenvIC",
|
nkeynes@362 | 2360 | "fNstcw",
|
nkeynes@362 | 2361 | /* da */
|
nkeynes@362 | 2362 | "fiadd{l||l|}",
|
nkeynes@362 | 2363 | "fimul{l||l|}",
|
nkeynes@362 | 2364 | "ficom{l||l|}",
|
nkeynes@362 | 2365 | "ficomp{l||l|}",
|
nkeynes@362 | 2366 | "fisub{l||l|}",
|
nkeynes@362 | 2367 | "fisubr{l||l|}",
|
nkeynes@362 | 2368 | "fidiv{l||l|}",
|
nkeynes@362 | 2369 | "fidivr{l||l|}",
|
nkeynes@362 | 2370 | /* db */
|
nkeynes@362 | 2371 | "fild{l||l|}",
|
nkeynes@362 | 2372 | "fisttp{l||l|}",
|
nkeynes@362 | 2373 | "fist{l||l|}",
|
nkeynes@362 | 2374 | "fistp{l||l|}",
|
nkeynes@362 | 2375 | "(bad)",
|
nkeynes@362 | 2376 | "fld{t||t|}",
|
nkeynes@362 | 2377 | "(bad)",
|
nkeynes@362 | 2378 | "fstp{t||t|}",
|
nkeynes@362 | 2379 | /* dc */
|
nkeynes@362 | 2380 | "fadd{l||l|}",
|
nkeynes@362 | 2381 | "fmul{l||l|}",
|
nkeynes@362 | 2382 | "fcom{l||l|}",
|
nkeynes@362 | 2383 | "fcomp{l||l|}",
|
nkeynes@362 | 2384 | "fsub{l||l|}",
|
nkeynes@362 | 2385 | "fsubr{l||l|}",
|
nkeynes@362 | 2386 | "fdiv{l||l|}",
|
nkeynes@362 | 2387 | "fdivr{l||l|}",
|
nkeynes@362 | 2388 | /* dd */
|
nkeynes@362 | 2389 | "fld{l||l|}",
|
nkeynes@362 | 2390 | "fisttp{ll||ll|}",
|
nkeynes@362 | 2391 | "fst{l||l|}",
|
nkeynes@362 | 2392 | "fstp{l||l|}",
|
nkeynes@362 | 2393 | "frstorIC",
|
nkeynes@362 | 2394 | "(bad)",
|
nkeynes@362 | 2395 | "fNsaveIC",
|
nkeynes@362 | 2396 | "fNstsw",
|
nkeynes@362 | 2397 | /* de */
|
nkeynes@362 | 2398 | "fiadd",
|
nkeynes@362 | 2399 | "fimul",
|
nkeynes@362 | 2400 | "ficom",
|
nkeynes@362 | 2401 | "ficomp",
|
nkeynes@362 | 2402 | "fisub",
|
nkeynes@362 | 2403 | "fisubr",
|
nkeynes@362 | 2404 | "fidiv",
|
nkeynes@362 | 2405 | "fidivr",
|
nkeynes@362 | 2406 | /* df */
|
nkeynes@362 | 2407 | "fild",
|
nkeynes@362 | 2408 | "fisttp",
|
nkeynes@362 | 2409 | "fist",
|
nkeynes@362 | 2410 | "fistp",
|
nkeynes@362 | 2411 | "fbld",
|
nkeynes@362 | 2412 | "fild{ll||ll|}",
|
nkeynes@362 | 2413 | "fbstp",
|
nkeynes@362 | 2414 | "fistp{ll||ll|}",
|
nkeynes@362 | 2415 | };
|
nkeynes@362 | 2416 |
|
nkeynes@362 | 2417 | static const unsigned char float_mem_mode[] = {
|
nkeynes@362 | 2418 | /* d8 */
|
nkeynes@362 | 2419 | d_mode,
|
nkeynes@362 | 2420 | d_mode,
|
nkeynes@362 | 2421 | d_mode,
|
nkeynes@362 | 2422 | d_mode,
|
nkeynes@362 | 2423 | d_mode,
|
nkeynes@362 | 2424 | d_mode,
|
nkeynes@362 | 2425 | d_mode,
|
nkeynes@362 | 2426 | d_mode,
|
nkeynes@362 | 2427 | /* d9 */
|
nkeynes@362 | 2428 | d_mode,
|
nkeynes@362 | 2429 | 0,
|
nkeynes@362 | 2430 | d_mode,
|
nkeynes@362 | 2431 | d_mode,
|
nkeynes@362 | 2432 | 0,
|
nkeynes@362 | 2433 | w_mode,
|
nkeynes@362 | 2434 | 0,
|
nkeynes@362 | 2435 | w_mode,
|
nkeynes@362 | 2436 | /* da */
|
nkeynes@362 | 2437 | d_mode,
|
nkeynes@362 | 2438 | d_mode,
|
nkeynes@362 | 2439 | d_mode,
|
nkeynes@362 | 2440 | d_mode,
|
nkeynes@362 | 2441 | d_mode,
|
nkeynes@362 | 2442 | d_mode,
|
nkeynes@362 | 2443 | d_mode,
|
nkeynes@362 | 2444 | d_mode,
|
nkeynes@362 | 2445 | /* db */
|
nkeynes@362 | 2446 | d_mode,
|
nkeynes@362 | 2447 | d_mode,
|
nkeynes@362 | 2448 | d_mode,
|
nkeynes@362 | 2449 | d_mode,
|
nkeynes@362 | 2450 | 0,
|
nkeynes@362 | 2451 | t_mode,
|
nkeynes@362 | 2452 | 0,
|
nkeynes@362 | 2453 | t_mode,
|
nkeynes@362 | 2454 | /* dc */
|
nkeynes@362 | 2455 | q_mode,
|
nkeynes@362 | 2456 | q_mode,
|
nkeynes@362 | 2457 | q_mode,
|
nkeynes@362 | 2458 | q_mode,
|
nkeynes@362 | 2459 | q_mode,
|
nkeynes@362 | 2460 | q_mode,
|
nkeynes@362 | 2461 | q_mode,
|
nkeynes@362 | 2462 | q_mode,
|
nkeynes@362 | 2463 | /* dd */
|
nkeynes@362 | 2464 | q_mode,
|
nkeynes@362 | 2465 | q_mode,
|
nkeynes@362 | 2466 | q_mode,
|
nkeynes@362 | 2467 | q_mode,
|
nkeynes@362 | 2468 | 0,
|
nkeynes@362 | 2469 | 0,
|
nkeynes@362 | 2470 | 0,
|
nkeynes@362 | 2471 | w_mode,
|
nkeynes@362 | 2472 | /* de */
|
nkeynes@362 | 2473 | w_mode,
|
nkeynes@362 | 2474 | w_mode,
|
nkeynes@362 | 2475 | w_mode,
|
nkeynes@362 | 2476 | w_mode,
|
nkeynes@362 | 2477 | w_mode,
|
nkeynes@362 | 2478 | w_mode,
|
nkeynes@362 | 2479 | w_mode,
|
nkeynes@362 | 2480 | w_mode,
|
nkeynes@362 | 2481 | /* df */
|
nkeynes@362 | 2482 | w_mode,
|
nkeynes@362 | 2483 | w_mode,
|
nkeynes@362 | 2484 | w_mode,
|
nkeynes@362 | 2485 | w_mode,
|
nkeynes@362 | 2486 | t_mode,
|
nkeynes@362 | 2487 | q_mode,
|
nkeynes@362 | 2488 | t_mode,
|
nkeynes@362 | 2489 | q_mode
|
nkeynes@362 | 2490 | };
|
nkeynes@362 | 2491 |
|
nkeynes@362 | 2492 | #define ST OP_ST, 0
|
nkeynes@362 | 2493 | #define STi OP_STi, 0
|
nkeynes@362 | 2494 |
|
nkeynes@362 | 2495 | #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0
|
nkeynes@362 | 2496 | #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0
|
nkeynes@362 | 2497 | #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0
|
nkeynes@362 | 2498 | #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0
|
nkeynes@362 | 2499 | #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0
|
nkeynes@362 | 2500 | #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0
|
nkeynes@362 | 2501 | #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0
|
nkeynes@362 | 2502 | #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0
|
nkeynes@362 | 2503 | #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0
|
nkeynes@362 | 2504 |
|
nkeynes@362 | 2505 | static const struct dis386 float_reg[][8] = {
|
nkeynes@362 | 2506 | /* d8 */
|
nkeynes@362 | 2507 | {
|
nkeynes@362 | 2508 | { "fadd", ST, STi, XX },
|
nkeynes@362 | 2509 | { "fmul", ST, STi, XX },
|
nkeynes@362 | 2510 | { "fcom", STi, XX, XX },
|
nkeynes@362 | 2511 | { "fcomp", STi, XX, XX },
|
nkeynes@362 | 2512 | { "fsub", ST, STi, XX },
|
nkeynes@362 | 2513 | { "fsubr", ST, STi, XX },
|
nkeynes@362 | 2514 | { "fdiv", ST, STi, XX },
|
nkeynes@362 | 2515 | { "fdivr", ST, STi, XX },
|
nkeynes@362 | 2516 | },
|
nkeynes@362 | 2517 | /* d9 */
|
nkeynes@362 | 2518 | {
|
nkeynes@362 | 2519 | { "fld", STi, XX, XX },
|
nkeynes@362 | 2520 | { "fxch", STi, XX, XX },
|
nkeynes@362 | 2521 | { FGRPd9_2 },
|
nkeynes@362 | 2522 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2523 | { FGRPd9_4 },
|
nkeynes@362 | 2524 | { FGRPd9_5 },
|
nkeynes@362 | 2525 | { FGRPd9_6 },
|
nkeynes@362 | 2526 | { FGRPd9_7 },
|
nkeynes@362 | 2527 | },
|
nkeynes@362 | 2528 | /* da */
|
nkeynes@362 | 2529 | {
|
nkeynes@362 | 2530 | { "fcmovb", ST, STi, XX },
|
nkeynes@362 | 2531 | { "fcmove", ST, STi, XX },
|
nkeynes@362 | 2532 | { "fcmovbe",ST, STi, XX },
|
nkeynes@362 | 2533 | { "fcmovu", ST, STi, XX },
|
nkeynes@362 | 2534 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2535 | { FGRPda_5 },
|
nkeynes@362 | 2536 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2537 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2538 | },
|
nkeynes@362 | 2539 | /* db */
|
nkeynes@362 | 2540 | {
|
nkeynes@362 | 2541 | { "fcmovnb",ST, STi, XX },
|
nkeynes@362 | 2542 | { "fcmovne",ST, STi, XX },
|
nkeynes@362 | 2543 | { "fcmovnbe",ST, STi, XX },
|
nkeynes@362 | 2544 | { "fcmovnu",ST, STi, XX },
|
nkeynes@362 | 2545 | { FGRPdb_4 },
|
nkeynes@362 | 2546 | { "fucomi", ST, STi, XX },
|
nkeynes@362 | 2547 | { "fcomi", ST, STi, XX },
|
nkeynes@362 | 2548 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2549 | },
|
nkeynes@362 | 2550 | /* dc */
|
nkeynes@362 | 2551 | {
|
nkeynes@362 | 2552 | { "fadd", STi, ST, XX },
|
nkeynes@362 | 2553 | { "fmul", STi, ST, XX },
|
nkeynes@362 | 2554 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2555 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2556 | #if UNIXWARE_COMPAT
|
nkeynes@362 | 2557 | { "fsub", STi, ST, XX },
|
nkeynes@362 | 2558 | { "fsubr", STi, ST, XX },
|
nkeynes@362 | 2559 | { "fdiv", STi, ST, XX },
|
nkeynes@362 | 2560 | { "fdivr", STi, ST, XX },
|
nkeynes@362 | 2561 | #else
|
nkeynes@362 | 2562 | { "fsubr", STi, ST, XX },
|
nkeynes@362 | 2563 | { "fsub", STi, ST, XX },
|
nkeynes@362 | 2564 | { "fdivr", STi, ST, XX },
|
nkeynes@362 | 2565 | { "fdiv", STi, ST, XX },
|
nkeynes@362 | 2566 | #endif
|
nkeynes@362 | 2567 | },
|
nkeynes@362 | 2568 | /* dd */
|
nkeynes@362 | 2569 | {
|
nkeynes@362 | 2570 | { "ffree", STi, XX, XX },
|
nkeynes@362 | 2571 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2572 | { "fst", STi, XX, XX },
|
nkeynes@362 | 2573 | { "fstp", STi, XX, XX },
|
nkeynes@362 | 2574 | { "fucom", STi, XX, XX },
|
nkeynes@362 | 2575 | { "fucomp", STi, XX, XX },
|
nkeynes@362 | 2576 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2577 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2578 | },
|
nkeynes@362 | 2579 | /* de */
|
nkeynes@362 | 2580 | {
|
nkeynes@362 | 2581 | { "faddp", STi, ST, XX },
|
nkeynes@362 | 2582 | { "fmulp", STi, ST, XX },
|
nkeynes@362 | 2583 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2584 | { FGRPde_3 },
|
nkeynes@362 | 2585 | #if UNIXWARE_COMPAT
|
nkeynes@362 | 2586 | { "fsubp", STi, ST, XX },
|
nkeynes@362 | 2587 | { "fsubrp", STi, ST, XX },
|
nkeynes@362 | 2588 | { "fdivp", STi, ST, XX },
|
nkeynes@362 | 2589 | { "fdivrp", STi, ST, XX },
|
nkeynes@362 | 2590 | #else
|
nkeynes@362 | 2591 | { "fsubrp", STi, ST, XX },
|
nkeynes@362 | 2592 | { "fsubp", STi, ST, XX },
|
nkeynes@362 | 2593 | { "fdivrp", STi, ST, XX },
|
nkeynes@362 | 2594 | { "fdivp", STi, ST, XX },
|
nkeynes@362 | 2595 | #endif
|
nkeynes@362 | 2596 | },
|
nkeynes@362 | 2597 | /* df */
|
nkeynes@362 | 2598 | {
|
nkeynes@362 | 2599 | { "ffreep", STi, XX, XX },
|
nkeynes@362 | 2600 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2601 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2602 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2603 | { FGRPdf_4 },
|
nkeynes@362 | 2604 | { "fucomip",ST, STi, XX },
|
nkeynes@362 | 2605 | { "fcomip", ST, STi, XX },
|
nkeynes@362 | 2606 | { "(bad)", XX, XX, XX },
|
nkeynes@362 | 2607 | },
|
nkeynes@362 | 2608 | };
|
nkeynes@362 | 2609 |
|
nkeynes@362 | 2610 | static char *fgrps[][8] = {
|
nkeynes@362 | 2611 | /* d9_2 0 */
|
nkeynes@362 | 2612 | {
|
nkeynes@362 | 2613 | "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
|
nkeynes@362 | 2614 | },
|
nkeynes@362 | 2615 |
|
nkeynes@362 | 2616 | /* d9_4 1 */
|
nkeynes@362 | 2617 | {
|
nkeynes@362 | 2618 | "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
|
nkeynes@362 | 2619 | },
|
nkeynes@362 | 2620 |
|
nkeynes@362 | 2621 | /* d9_5 2 */
|
nkeynes@362 | 2622 | {
|
nkeynes@362 | 2623 | "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
|
nkeynes@362 | 2624 | },
|
nkeynes@362 | 2625 |
|
nkeynes@362 | 2626 | /* d9_6 3 */
|
nkeynes@362 | 2627 | {
|
nkeynes@362 | 2628 | "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
|
nkeynes@362 | 2629 | },
|
nkeynes@362 | 2630 |
|
nkeynes@362 | 2631 | /* d9_7 4 */
|
nkeynes@362 | 2632 | {
|
nkeynes@362 | 2633 | "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
|
nkeynes@362 | 2634 | },
|
nkeynes@362 | 2635 |
|
nkeynes@362 | 2636 | /* da_5 5 */
|
nkeynes@362 | 2637 | {
|
nkeynes@362 | 2638 | "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
|
nkeynes@362 | 2639 | },
|
nkeynes@362 | 2640 |
|
nkeynes@362 | 2641 | /* db_4 6 */
|
nkeynes@362 | 2642 | {
|
nkeynes@362 | 2643 | "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
|
nkeynes@362 | 2644 | "fNsetpm(287 only)","(bad)","(bad)","(bad)",
|
nkeynes@362 | 2645 | },
|
nkeynes@362 | 2646 |
|
nkeynes@362 | 2647 | /* de_3 7 */
|
nkeynes@362 | 2648 | {
|
nkeynes@362 | 2649 | "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
|
nkeynes@362 | 2650 | },
|
nkeynes@362 | 2651 |
|
nkeynes@362 | 2652 | /* df_4 8 */
|
nkeynes@362 | 2653 | {
|
nkeynes@362 | 2654 | "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
|
nkeynes@362 | 2655 | },
|
nkeynes@362 | 2656 | };
|
nkeynes@362 | 2657 |
|
nkeynes@362 | 2658 | static void
|
nkeynes@362 | 2659 | dofloat (int sizeflag)
|
nkeynes@362 | 2660 | {
|
nkeynes@362 | 2661 | const struct dis386 *dp;
|
nkeynes@362 | 2662 | unsigned char floatop;
|
nkeynes@362 | 2663 |
|
nkeynes@362 | 2664 | floatop = codep[-1];
|
nkeynes@362 | 2665 |
|
nkeynes@362 | 2666 | if (mod != 3)
|
nkeynes@362 | 2667 | {
|
nkeynes@362 | 2668 | int fp_indx = (floatop - 0xd8) * 8 + reg;
|
nkeynes@362 | 2669 |
|
nkeynes@362 | 2670 | putop (float_mem[fp_indx], sizeflag);
|
nkeynes@362 | 2671 | obufp = op1out;
|
nkeynes@362 | 2672 | OP_E (float_mem_mode[fp_indx], sizeflag);
|
nkeynes@362 | 2673 | return;
|
nkeynes@362 | 2674 | }
|
nkeynes@362 | 2675 | /* Skip mod/rm byte. */
|
nkeynes@362 | 2676 | MODRM_CHECK;
|
nkeynes@362 | 2677 | codep++;
|
nkeynes@362 | 2678 |
|
nkeynes@362 | 2679 | dp = &float_reg[floatop - 0xd8][reg];
|
nkeynes@362 | 2680 | if (dp->name == NULL)
|
nkeynes@362 | 2681 | {
|
nkeynes@362 | 2682 | putop (fgrps[dp->bytemode1][rm], sizeflag);
|
nkeynes@362 | 2683 |
|
nkeynes@362 | 2684 | /* Instruction fnstsw is only one with strange arg. */
|
nkeynes@362 | 2685 | if (floatop == 0xdf && codep[-1] == 0xe0)
|
nkeynes@362 | 2686 | strcpy (op1out, names16[0]);
|
nkeynes@362 | 2687 | }
|
nkeynes@362 | 2688 | else
|
nkeynes@362 | 2689 | {
|
nkeynes@362 | 2690 | putop (dp->name, sizeflag);
|
nkeynes@362 | 2691 |
|
nkeynes@362 | 2692 | obufp = op1out;
|
nkeynes@362 | 2693 | if (dp->op1)
|
nkeynes@362 | 2694 | (*dp->op1) (dp->bytemode1, sizeflag);
|
nkeynes@362 | 2695 | obufp = op2out;
|
nkeynes@362 | 2696 | if (dp->op2)
|
nkeynes@362 | 2697 | (*dp->op2) (dp->bytemode2, sizeflag);
|
nkeynes@362 | 2698 | }
|
nkeynes@362 | 2699 | }
|
nkeynes@362 | 2700 |
|
nkeynes@362 | 2701 | static void
|
nkeynes@362 | 2702 | OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 2703 | {
|
nkeynes@362 | 2704 | oappend ("%st");
|
nkeynes@362 | 2705 | }
|
nkeynes@362 | 2706 |
|
nkeynes@362 | 2707 | static void
|
nkeynes@362 | 2708 | OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 2709 | {
|
nkeynes@362 | 2710 | sprintf (scratchbuf, "%%st(%d)", rm);
|
nkeynes@362 | 2711 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 2712 | }
|
nkeynes@362 | 2713 |
|
nkeynes@362 | 2714 | /* Capital letters in template are macros. */
|
nkeynes@362 | 2715 | static int
|
nkeynes@362 | 2716 | putop (const char *template, int sizeflag)
|
nkeynes@362 | 2717 | {
|
nkeynes@362 | 2718 | const char *p;
|
nkeynes@362 | 2719 | int alt = 0;
|
nkeynes@362 | 2720 |
|
nkeynes@362 | 2721 | for (p = template; *p; p++)
|
nkeynes@362 | 2722 | {
|
nkeynes@362 | 2723 | switch (*p)
|
nkeynes@362 | 2724 | {
|
nkeynes@362 | 2725 | default:
|
nkeynes@362 | 2726 | *obufp++ = *p;
|
nkeynes@362 | 2727 | break;
|
nkeynes@362 | 2728 | case '{':
|
nkeynes@362 | 2729 | alt = 0;
|
nkeynes@362 | 2730 | if (intel_syntax)
|
nkeynes@362 | 2731 | alt += 1;
|
nkeynes@362 | 2732 | if (mode_64bit)
|
nkeynes@362 | 2733 | alt += 2;
|
nkeynes@362 | 2734 | while (alt != 0)
|
nkeynes@362 | 2735 | {
|
nkeynes@362 | 2736 | while (*++p != '|')
|
nkeynes@362 | 2737 | {
|
nkeynes@362 | 2738 | if (*p == '}')
|
nkeynes@362 | 2739 | {
|
nkeynes@362 | 2740 | /* Alternative not valid. */
|
nkeynes@362 | 2741 | strcpy (obuf, "(bad)");
|
nkeynes@362 | 2742 | obufp = obuf + 5;
|
nkeynes@362 | 2743 | return 1;
|
nkeynes@362 | 2744 | }
|
nkeynes@362 | 2745 | else if (*p == '\0')
|
nkeynes@362 | 2746 | abort ();
|
nkeynes@362 | 2747 | }
|
nkeynes@362 | 2748 | alt--;
|
nkeynes@362 | 2749 | }
|
nkeynes@362 | 2750 | /* Fall through. */
|
nkeynes@362 | 2751 | case 'I':
|
nkeynes@362 | 2752 | alt = 1;
|
nkeynes@362 | 2753 | continue;
|
nkeynes@362 | 2754 | case '|':
|
nkeynes@362 | 2755 | while (*++p != '}')
|
nkeynes@362 | 2756 | {
|
nkeynes@362 | 2757 | if (*p == '\0')
|
nkeynes@362 | 2758 | abort ();
|
nkeynes@362 | 2759 | }
|
nkeynes@362 | 2760 | break;
|
nkeynes@362 | 2761 | case '}':
|
nkeynes@362 | 2762 | break;
|
nkeynes@362 | 2763 | case 'A':
|
nkeynes@362 | 2764 | if (intel_syntax)
|
nkeynes@362 | 2765 | break;
|
nkeynes@362 | 2766 | if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
|
nkeynes@362 | 2767 | *obufp++ = 'b';
|
nkeynes@362 | 2768 | break;
|
nkeynes@362 | 2769 | case 'B':
|
nkeynes@362 | 2770 | if (intel_syntax)
|
nkeynes@362 | 2771 | break;
|
nkeynes@362 | 2772 | if (sizeflag & SUFFIX_ALWAYS)
|
nkeynes@362 | 2773 | *obufp++ = 'b';
|
nkeynes@362 | 2774 | break;
|
nkeynes@362 | 2775 | case 'C':
|
nkeynes@362 | 2776 | if (intel_syntax && !alt)
|
nkeynes@362 | 2777 | break;
|
nkeynes@362 | 2778 | if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS))
|
nkeynes@362 | 2779 | {
|
nkeynes@362 | 2780 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2781 | *obufp++ = intel_syntax ? 'd' : 'l';
|
nkeynes@362 | 2782 | else
|
nkeynes@362 | 2783 | *obufp++ = intel_syntax ? 'w' : 's';
|
nkeynes@362 | 2784 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2785 | }
|
nkeynes@362 | 2786 | break;
|
nkeynes@362 | 2787 | case 'E': /* For jcxz/jecxz */
|
nkeynes@362 | 2788 | if (mode_64bit)
|
nkeynes@362 | 2789 | {
|
nkeynes@362 | 2790 | if (sizeflag & AFLAG)
|
nkeynes@362 | 2791 | *obufp++ = 'r';
|
nkeynes@362 | 2792 | else
|
nkeynes@362 | 2793 | *obufp++ = 'e';
|
nkeynes@362 | 2794 | }
|
nkeynes@362 | 2795 | else
|
nkeynes@362 | 2796 | if (sizeflag & AFLAG)
|
nkeynes@362 | 2797 | *obufp++ = 'e';
|
nkeynes@362 | 2798 | used_prefixes |= (prefixes & PREFIX_ADDR);
|
nkeynes@362 | 2799 | break;
|
nkeynes@362 | 2800 | case 'F':
|
nkeynes@362 | 2801 | if (intel_syntax)
|
nkeynes@362 | 2802 | break;
|
nkeynes@362 | 2803 | if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS))
|
nkeynes@362 | 2804 | {
|
nkeynes@362 | 2805 | if (sizeflag & AFLAG)
|
nkeynes@362 | 2806 | *obufp++ = mode_64bit ? 'q' : 'l';
|
nkeynes@362 | 2807 | else
|
nkeynes@362 | 2808 | *obufp++ = mode_64bit ? 'l' : 'w';
|
nkeynes@362 | 2809 | used_prefixes |= (prefixes & PREFIX_ADDR);
|
nkeynes@362 | 2810 | }
|
nkeynes@362 | 2811 | break;
|
nkeynes@362 | 2812 | case 'H':
|
nkeynes@362 | 2813 | if (intel_syntax)
|
nkeynes@362 | 2814 | break;
|
nkeynes@362 | 2815 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS
|
nkeynes@362 | 2816 | || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS)
|
nkeynes@362 | 2817 | {
|
nkeynes@362 | 2818 | used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS);
|
nkeynes@362 | 2819 | *obufp++ = ',';
|
nkeynes@362 | 2820 | *obufp++ = 'p';
|
nkeynes@362 | 2821 | if (prefixes & PREFIX_DS)
|
nkeynes@362 | 2822 | *obufp++ = 't';
|
nkeynes@362 | 2823 | else
|
nkeynes@362 | 2824 | *obufp++ = 'n';
|
nkeynes@362 | 2825 | }
|
nkeynes@362 | 2826 | break;
|
nkeynes@362 | 2827 | case 'J':
|
nkeynes@362 | 2828 | if (intel_syntax)
|
nkeynes@362 | 2829 | break;
|
nkeynes@362 | 2830 | *obufp++ = 'l';
|
nkeynes@362 | 2831 | break;
|
nkeynes@362 | 2832 | case 'L':
|
nkeynes@362 | 2833 | if (intel_syntax)
|
nkeynes@362 | 2834 | break;
|
nkeynes@362 | 2835 | if (sizeflag & SUFFIX_ALWAYS)
|
nkeynes@362 | 2836 | *obufp++ = 'l';
|
nkeynes@362 | 2837 | break;
|
nkeynes@362 | 2838 | case 'N':
|
nkeynes@362 | 2839 | if ((prefixes & PREFIX_FWAIT) == 0)
|
nkeynes@362 | 2840 | *obufp++ = 'n';
|
nkeynes@362 | 2841 | else
|
nkeynes@362 | 2842 | used_prefixes |= PREFIX_FWAIT;
|
nkeynes@362 | 2843 | break;
|
nkeynes@362 | 2844 | case 'O':
|
nkeynes@362 | 2845 | USED_REX (REX_MODE64);
|
nkeynes@362 | 2846 | if (rex & REX_MODE64)
|
nkeynes@362 | 2847 | *obufp++ = 'o';
|
nkeynes@362 | 2848 | else
|
nkeynes@362 | 2849 | *obufp++ = 'd';
|
nkeynes@362 | 2850 | break;
|
nkeynes@362 | 2851 | case 'T':
|
nkeynes@362 | 2852 | if (intel_syntax)
|
nkeynes@362 | 2853 | break;
|
nkeynes@362 | 2854 | if (mode_64bit)
|
nkeynes@362 | 2855 | {
|
nkeynes@362 | 2856 | *obufp++ = 'q';
|
nkeynes@362 | 2857 | break;
|
nkeynes@362 | 2858 | }
|
nkeynes@362 | 2859 | /* Fall through. */
|
nkeynes@362 | 2860 | case 'P':
|
nkeynes@362 | 2861 | if (intel_syntax)
|
nkeynes@362 | 2862 | break;
|
nkeynes@362 | 2863 | if ((prefixes & PREFIX_DATA)
|
nkeynes@362 | 2864 | || (rex & REX_MODE64)
|
nkeynes@362 | 2865 | || (sizeflag & SUFFIX_ALWAYS))
|
nkeynes@362 | 2866 | {
|
nkeynes@362 | 2867 | USED_REX (REX_MODE64);
|
nkeynes@362 | 2868 | if (rex & REX_MODE64)
|
nkeynes@362 | 2869 | *obufp++ = 'q';
|
nkeynes@362 | 2870 | else
|
nkeynes@362 | 2871 | {
|
nkeynes@362 | 2872 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2873 | *obufp++ = 'l';
|
nkeynes@362 | 2874 | else
|
nkeynes@362 | 2875 | *obufp++ = 'w';
|
nkeynes@362 | 2876 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2877 | }
|
nkeynes@362 | 2878 | }
|
nkeynes@362 | 2879 | break;
|
nkeynes@362 | 2880 | case 'U':
|
nkeynes@362 | 2881 | if (intel_syntax)
|
nkeynes@362 | 2882 | break;
|
nkeynes@362 | 2883 | if (mode_64bit)
|
nkeynes@362 | 2884 | {
|
nkeynes@362 | 2885 | *obufp++ = 'q';
|
nkeynes@362 | 2886 | break;
|
nkeynes@362 | 2887 | }
|
nkeynes@362 | 2888 | /* Fall through. */
|
nkeynes@362 | 2889 | case 'Q':
|
nkeynes@362 | 2890 | if (intel_syntax && !alt)
|
nkeynes@362 | 2891 | break;
|
nkeynes@362 | 2892 | USED_REX (REX_MODE64);
|
nkeynes@362 | 2893 | if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
|
nkeynes@362 | 2894 | {
|
nkeynes@362 | 2895 | if (rex & REX_MODE64)
|
nkeynes@362 | 2896 | *obufp++ = 'q';
|
nkeynes@362 | 2897 | else
|
nkeynes@362 | 2898 | {
|
nkeynes@362 | 2899 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2900 | *obufp++ = intel_syntax ? 'd' : 'l';
|
nkeynes@362 | 2901 | else
|
nkeynes@362 | 2902 | *obufp++ = 'w';
|
nkeynes@362 | 2903 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2904 | }
|
nkeynes@362 | 2905 | }
|
nkeynes@362 | 2906 | break;
|
nkeynes@362 | 2907 | case 'R':
|
nkeynes@362 | 2908 | USED_REX (REX_MODE64);
|
nkeynes@362 | 2909 | if (intel_syntax)
|
nkeynes@362 | 2910 | {
|
nkeynes@362 | 2911 | if (rex & REX_MODE64)
|
nkeynes@362 | 2912 | {
|
nkeynes@362 | 2913 | *obufp++ = 'q';
|
nkeynes@362 | 2914 | *obufp++ = 't';
|
nkeynes@362 | 2915 | }
|
nkeynes@362 | 2916 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 2917 | {
|
nkeynes@362 | 2918 | *obufp++ = 'd';
|
nkeynes@362 | 2919 | *obufp++ = 'q';
|
nkeynes@362 | 2920 | }
|
nkeynes@362 | 2921 | else
|
nkeynes@362 | 2922 | {
|
nkeynes@362 | 2923 | *obufp++ = 'w';
|
nkeynes@362 | 2924 | *obufp++ = 'd';
|
nkeynes@362 | 2925 | }
|
nkeynes@362 | 2926 | }
|
nkeynes@362 | 2927 | else
|
nkeynes@362 | 2928 | {
|
nkeynes@362 | 2929 | if (rex & REX_MODE64)
|
nkeynes@362 | 2930 | *obufp++ = 'q';
|
nkeynes@362 | 2931 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 2932 | *obufp++ = 'l';
|
nkeynes@362 | 2933 | else
|
nkeynes@362 | 2934 | *obufp++ = 'w';
|
nkeynes@362 | 2935 | }
|
nkeynes@362 | 2936 | if (!(rex & REX_MODE64))
|
nkeynes@362 | 2937 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2938 | break;
|
nkeynes@362 | 2939 | case 'S':
|
nkeynes@362 | 2940 | if (intel_syntax)
|
nkeynes@362 | 2941 | break;
|
nkeynes@362 | 2942 | if (sizeflag & SUFFIX_ALWAYS)
|
nkeynes@362 | 2943 | {
|
nkeynes@362 | 2944 | if (rex & REX_MODE64)
|
nkeynes@362 | 2945 | *obufp++ = 'q';
|
nkeynes@362 | 2946 | else
|
nkeynes@362 | 2947 | {
|
nkeynes@362 | 2948 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2949 | *obufp++ = 'l';
|
nkeynes@362 | 2950 | else
|
nkeynes@362 | 2951 | *obufp++ = 'w';
|
nkeynes@362 | 2952 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2953 | }
|
nkeynes@362 | 2954 | }
|
nkeynes@362 | 2955 | break;
|
nkeynes@362 | 2956 | case 'X':
|
nkeynes@362 | 2957 | if (prefixes & PREFIX_DATA)
|
nkeynes@362 | 2958 | *obufp++ = 'd';
|
nkeynes@362 | 2959 | else
|
nkeynes@362 | 2960 | *obufp++ = 's';
|
nkeynes@362 | 2961 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 2962 | break;
|
nkeynes@362 | 2963 | case 'Y':
|
nkeynes@362 | 2964 | if (intel_syntax)
|
nkeynes@362 | 2965 | break;
|
nkeynes@362 | 2966 | if (rex & REX_MODE64)
|
nkeynes@362 | 2967 | {
|
nkeynes@362 | 2968 | USED_REX (REX_MODE64);
|
nkeynes@362 | 2969 | *obufp++ = 'q';
|
nkeynes@362 | 2970 | }
|
nkeynes@362 | 2971 | break;
|
nkeynes@362 | 2972 | /* implicit operand size 'l' for i386 or 'q' for x86-64 */
|
nkeynes@362 | 2973 | case 'W':
|
nkeynes@362 | 2974 | /* operand size flag for cwtl, cbtw */
|
nkeynes@362 | 2975 | USED_REX (0);
|
nkeynes@362 | 2976 | if (rex)
|
nkeynes@362 | 2977 | *obufp++ = 'l';
|
nkeynes@362 | 2978 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 2979 | *obufp++ = 'w';
|
nkeynes@362 | 2980 | else
|
nkeynes@362 | 2981 | *obufp++ = 'b';
|
nkeynes@362 | 2982 | if (intel_syntax)
|
nkeynes@362 | 2983 | {
|
nkeynes@362 | 2984 | if (rex)
|
nkeynes@362 | 2985 | {
|
nkeynes@362 | 2986 | *obufp++ = 'q';
|
nkeynes@362 | 2987 | *obufp++ = 'e';
|
nkeynes@362 | 2988 | }
|
nkeynes@362 | 2989 | if (sizeflag & DFLAG)
|
nkeynes@362 | 2990 | {
|
nkeynes@362 | 2991 | *obufp++ = 'd';
|
nkeynes@362 | 2992 | *obufp++ = 'e';
|
nkeynes@362 | 2993 | }
|
nkeynes@362 | 2994 | else
|
nkeynes@362 | 2995 | {
|
nkeynes@362 | 2996 | *obufp++ = 'w';
|
nkeynes@362 | 2997 | }
|
nkeynes@362 | 2998 | }
|
nkeynes@362 | 2999 | if (!rex)
|
nkeynes@362 | 3000 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3001 | break;
|
nkeynes@362 | 3002 | }
|
nkeynes@362 | 3003 | alt = 0;
|
nkeynes@362 | 3004 | }
|
nkeynes@362 | 3005 | *obufp = 0;
|
nkeynes@362 | 3006 | return 0;
|
nkeynes@362 | 3007 | }
|
nkeynes@362 | 3008 |
|
nkeynes@362 | 3009 | static void
|
nkeynes@362 | 3010 | oappend (const char *s)
|
nkeynes@362 | 3011 | {
|
nkeynes@362 | 3012 | strcpy (obufp, s);
|
nkeynes@362 | 3013 | obufp += strlen (s);
|
nkeynes@362 | 3014 | }
|
nkeynes@362 | 3015 |
|
nkeynes@362 | 3016 | static void
|
nkeynes@362 | 3017 | append_seg (void)
|
nkeynes@362 | 3018 | {
|
nkeynes@362 | 3019 | if (prefixes & PREFIX_CS)
|
nkeynes@362 | 3020 | {
|
nkeynes@362 | 3021 | used_prefixes |= PREFIX_CS;
|
nkeynes@362 | 3022 | oappend ("%cs:" + intel_syntax);
|
nkeynes@362 | 3023 | }
|
nkeynes@362 | 3024 | if (prefixes & PREFIX_DS)
|
nkeynes@362 | 3025 | {
|
nkeynes@362 | 3026 | used_prefixes |= PREFIX_DS;
|
nkeynes@362 | 3027 | oappend ("%ds:" + intel_syntax);
|
nkeynes@362 | 3028 | }
|
nkeynes@362 | 3029 | if (prefixes & PREFIX_SS)
|
nkeynes@362 | 3030 | {
|
nkeynes@362 | 3031 | used_prefixes |= PREFIX_SS;
|
nkeynes@362 | 3032 | oappend ("%ss:" + intel_syntax);
|
nkeynes@362 | 3033 | }
|
nkeynes@362 | 3034 | if (prefixes & PREFIX_ES)
|
nkeynes@362 | 3035 | {
|
nkeynes@362 | 3036 | used_prefixes |= PREFIX_ES;
|
nkeynes@362 | 3037 | oappend ("%es:" + intel_syntax);
|
nkeynes@362 | 3038 | }
|
nkeynes@362 | 3039 | if (prefixes & PREFIX_FS)
|
nkeynes@362 | 3040 | {
|
nkeynes@362 | 3041 | used_prefixes |= PREFIX_FS;
|
nkeynes@362 | 3042 | oappend ("%fs:" + intel_syntax);
|
nkeynes@362 | 3043 | }
|
nkeynes@362 | 3044 | if (prefixes & PREFIX_GS)
|
nkeynes@362 | 3045 | {
|
nkeynes@362 | 3046 | used_prefixes |= PREFIX_GS;
|
nkeynes@362 | 3047 | oappend ("%gs:" + intel_syntax);
|
nkeynes@362 | 3048 | }
|
nkeynes@362 | 3049 | }
|
nkeynes@362 | 3050 |
|
nkeynes@362 | 3051 | static void
|
nkeynes@362 | 3052 | OP_indirE (int bytemode, int sizeflag)
|
nkeynes@362 | 3053 | {
|
nkeynes@362 | 3054 | if (!intel_syntax)
|
nkeynes@362 | 3055 | oappend ("*");
|
nkeynes@362 | 3056 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 3057 | }
|
nkeynes@362 | 3058 |
|
nkeynes@362 | 3059 | static void
|
nkeynes@362 | 3060 | OP_E (int bytemode, int sizeflag)
|
nkeynes@362 | 3061 | {
|
nkeynes@362 | 3062 | bfd_vma disp;
|
nkeynes@362 | 3063 | int add = 0;
|
nkeynes@362 | 3064 | int riprel = 0;
|
nkeynes@362 | 3065 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 3066 | if (rex & REX_EXTZ)
|
nkeynes@362 | 3067 | add += 8;
|
nkeynes@362 | 3068 |
|
nkeynes@362 | 3069 | /* Skip mod/rm byte. */
|
nkeynes@362 | 3070 | MODRM_CHECK;
|
nkeynes@362 | 3071 | codep++;
|
nkeynes@362 | 3072 |
|
nkeynes@362 | 3073 | if (mod == 3)
|
nkeynes@362 | 3074 | {
|
nkeynes@362 | 3075 | switch (bytemode)
|
nkeynes@362 | 3076 | {
|
nkeynes@362 | 3077 | case b_mode:
|
nkeynes@362 | 3078 | USED_REX (0);
|
nkeynes@362 | 3079 | if (rex)
|
nkeynes@362 | 3080 | oappend (names8rex[rm + add]);
|
nkeynes@362 | 3081 | else
|
nkeynes@362 | 3082 | oappend (names8[rm + add]);
|
nkeynes@362 | 3083 | break;
|
nkeynes@362 | 3084 | case w_mode:
|
nkeynes@362 | 3085 | oappend (names16[rm + add]);
|
nkeynes@362 | 3086 | break;
|
nkeynes@362 | 3087 | case d_mode:
|
nkeynes@362 | 3088 | oappend (names32[rm + add]);
|
nkeynes@362 | 3089 | break;
|
nkeynes@362 | 3090 | case q_mode:
|
nkeynes@362 | 3091 | oappend (names64[rm + add]);
|
nkeynes@362 | 3092 | break;
|
nkeynes@362 | 3093 | case m_mode:
|
nkeynes@362 | 3094 | if (mode_64bit)
|
nkeynes@362 | 3095 | oappend (names64[rm + add]);
|
nkeynes@362 | 3096 | else
|
nkeynes@362 | 3097 | oappend (names32[rm + add]);
|
nkeynes@362 | 3098 | break;
|
nkeynes@362 | 3099 | case v_mode:
|
nkeynes@362 | 3100 | case dq_mode:
|
nkeynes@362 | 3101 | case dqw_mode:
|
nkeynes@362 | 3102 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3103 | if (rex & REX_MODE64)
|
nkeynes@362 | 3104 | oappend (names64[rm + add]);
|
nkeynes@362 | 3105 | else if ((sizeflag & DFLAG) || bytemode != v_mode)
|
nkeynes@362 | 3106 | oappend (names32[rm + add]);
|
nkeynes@362 | 3107 | else
|
nkeynes@362 | 3108 | oappend (names16[rm + add]);
|
nkeynes@362 | 3109 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3110 | break;
|
nkeynes@362 | 3111 | case 0:
|
nkeynes@362 | 3112 | break;
|
nkeynes@362 | 3113 | default:
|
nkeynes@362 | 3114 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3115 | break;
|
nkeynes@362 | 3116 | }
|
nkeynes@362 | 3117 | return;
|
nkeynes@362 | 3118 | }
|
nkeynes@362 | 3119 |
|
nkeynes@362 | 3120 | disp = 0;
|
nkeynes@362 | 3121 | append_seg ();
|
nkeynes@362 | 3122 |
|
nkeynes@362 | 3123 | if ((sizeflag & AFLAG) || mode_64bit) /* 32 bit address mode */
|
nkeynes@362 | 3124 | {
|
nkeynes@362 | 3125 | int havesib;
|
nkeynes@362 | 3126 | int havebase;
|
nkeynes@362 | 3127 | int base;
|
nkeynes@362 | 3128 | int index = 0;
|
nkeynes@362 | 3129 | int scale = 0;
|
nkeynes@362 | 3130 |
|
nkeynes@362 | 3131 | havesib = 0;
|
nkeynes@362 | 3132 | havebase = 1;
|
nkeynes@362 | 3133 | base = rm;
|
nkeynes@362 | 3134 |
|
nkeynes@362 | 3135 | if (base == 4)
|
nkeynes@362 | 3136 | {
|
nkeynes@362 | 3137 | havesib = 1;
|
nkeynes@362 | 3138 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3139 | index = (*codep >> 3) & 7;
|
nkeynes@362 | 3140 | if (mode_64bit || index != 0x4)
|
nkeynes@362 | 3141 | /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */
|
nkeynes@362 | 3142 | scale = (*codep >> 6) & 3;
|
nkeynes@362 | 3143 | base = *codep & 7;
|
nkeynes@362 | 3144 | USED_REX (REX_EXTY);
|
nkeynes@362 | 3145 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 3146 | if (rex & REX_EXTY)
|
nkeynes@362 | 3147 | index += 8;
|
nkeynes@362 | 3148 | if (rex & REX_EXTZ)
|
nkeynes@362 | 3149 | base += 8;
|
nkeynes@362 | 3150 | codep++;
|
nkeynes@362 | 3151 | }
|
nkeynes@362 | 3152 |
|
nkeynes@362 | 3153 | switch (mod)
|
nkeynes@362 | 3154 | {
|
nkeynes@362 | 3155 | case 0:
|
nkeynes@362 | 3156 | if ((base & 7) == 5)
|
nkeynes@362 | 3157 | {
|
nkeynes@362 | 3158 | havebase = 0;
|
nkeynes@362 | 3159 | if (mode_64bit && !havesib)
|
nkeynes@362 | 3160 | riprel = 1;
|
nkeynes@362 | 3161 | disp = get32s ();
|
nkeynes@362 | 3162 | }
|
nkeynes@362 | 3163 | break;
|
nkeynes@362 | 3164 | case 1:
|
nkeynes@362 | 3165 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3166 | disp = *codep++;
|
nkeynes@362 | 3167 | if ((disp & 0x80) != 0)
|
nkeynes@362 | 3168 | disp -= 0x100;
|
nkeynes@362 | 3169 | break;
|
nkeynes@362 | 3170 | case 2:
|
nkeynes@362 | 3171 | disp = get32s ();
|
nkeynes@362 | 3172 | break;
|
nkeynes@362 | 3173 | }
|
nkeynes@362 | 3174 |
|
nkeynes@362 | 3175 | if (!intel_syntax)
|
nkeynes@362 | 3176 | if (mod != 0 || (base & 7) == 5)
|
nkeynes@362 | 3177 | {
|
nkeynes@1263 | 3178 | xlat_print_symbolic_operand (scratchbuf, !riprel, disp);
|
nkeynes@362 | 3179 | oappend (scratchbuf);
|
nkeynes@362 | 3180 | if (riprel)
|
nkeynes@362 | 3181 | {
|
nkeynes@362 | 3182 | set_op (disp, 1);
|
nkeynes@362 | 3183 | oappend ("(%rip)");
|
nkeynes@362 | 3184 | }
|
nkeynes@362 | 3185 | }
|
nkeynes@362 | 3186 |
|
nkeynes@362 | 3187 | if (havebase || (havesib && (index != 4 || scale != 0)))
|
nkeynes@362 | 3188 | {
|
nkeynes@362 | 3189 | if (intel_syntax)
|
nkeynes@362 | 3190 | {
|
nkeynes@362 | 3191 | switch (bytemode)
|
nkeynes@362 | 3192 | {
|
nkeynes@362 | 3193 | case b_mode:
|
nkeynes@362 | 3194 | oappend ("BYTE PTR ");
|
nkeynes@362 | 3195 | break;
|
nkeynes@362 | 3196 | case w_mode:
|
nkeynes@362 | 3197 | case dqw_mode:
|
nkeynes@362 | 3198 | oappend ("WORD PTR ");
|
nkeynes@362 | 3199 | break;
|
nkeynes@362 | 3200 | case v_mode:
|
nkeynes@362 | 3201 | case dq_mode:
|
nkeynes@362 | 3202 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3203 | if (rex & REX_MODE64)
|
nkeynes@362 | 3204 | oappend ("QWORD PTR ");
|
nkeynes@362 | 3205 | else if ((sizeflag & DFLAG) || bytemode == dq_mode)
|
nkeynes@362 | 3206 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3207 | else
|
nkeynes@362 | 3208 | oappend ("WORD PTR ");
|
nkeynes@362 | 3209 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3210 | break;
|
nkeynes@362 | 3211 | case d_mode:
|
nkeynes@362 | 3212 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3213 | break;
|
nkeynes@362 | 3214 | case q_mode:
|
nkeynes@362 | 3215 | oappend ("QWORD PTR ");
|
nkeynes@362 | 3216 | break;
|
nkeynes@362 | 3217 | case m_mode:
|
nkeynes@362 | 3218 | if (mode_64bit)
|
nkeynes@362 | 3219 | oappend ("QWORD PTR ");
|
nkeynes@362 | 3220 | else
|
nkeynes@362 | 3221 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3222 | break;
|
nkeynes@362 | 3223 | case f_mode:
|
nkeynes@362 | 3224 | if (sizeflag & DFLAG)
|
nkeynes@362 | 3225 | {
|
nkeynes@362 | 3226 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3227 | oappend ("FWORD PTR ");
|
nkeynes@362 | 3228 | }
|
nkeynes@362 | 3229 | else
|
nkeynes@362 | 3230 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3231 | break;
|
nkeynes@362 | 3232 | case t_mode:
|
nkeynes@362 | 3233 | oappend ("TBYTE PTR ");
|
nkeynes@362 | 3234 | break;
|
nkeynes@362 | 3235 | case x_mode:
|
nkeynes@362 | 3236 | oappend ("XMMWORD PTR ");
|
nkeynes@362 | 3237 | break;
|
nkeynes@362 | 3238 | default:
|
nkeynes@362 | 3239 | break;
|
nkeynes@362 | 3240 | }
|
nkeynes@362 | 3241 | }
|
nkeynes@362 | 3242 | *obufp++ = open_char;
|
nkeynes@362 | 3243 | if (intel_syntax && riprel)
|
nkeynes@362 | 3244 | oappend ("rip + ");
|
nkeynes@362 | 3245 | *obufp = '\0';
|
nkeynes@362 | 3246 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 3247 | if (!havesib && (rex & REX_EXTZ))
|
nkeynes@362 | 3248 | base += 8;
|
nkeynes@362 | 3249 | if (havebase)
|
nkeynes@362 | 3250 | oappend (mode_64bit && (sizeflag & AFLAG)
|
nkeynes@362 | 3251 | ? names64[base] : names32[base]);
|
nkeynes@362 | 3252 | if (havesib)
|
nkeynes@362 | 3253 | {
|
nkeynes@362 | 3254 | if (index != 4)
|
nkeynes@362 | 3255 | {
|
nkeynes@362 | 3256 | if (!intel_syntax || havebase)
|
nkeynes@362 | 3257 | {
|
nkeynes@362 | 3258 | *obufp++ = separator_char;
|
nkeynes@362 | 3259 | *obufp = '\0';
|
nkeynes@362 | 3260 | }
|
nkeynes@362 | 3261 | oappend (mode_64bit && (sizeflag & AFLAG)
|
nkeynes@362 | 3262 | ? names64[index] : names32[index]);
|
nkeynes@362 | 3263 | }
|
nkeynes@362 | 3264 | if (scale != 0 || (!intel_syntax && index != 4))
|
nkeynes@362 | 3265 | {
|
nkeynes@362 | 3266 | *obufp++ = scale_char;
|
nkeynes@362 | 3267 | *obufp = '\0';
|
nkeynes@362 | 3268 | sprintf (scratchbuf, "%d", 1 << scale);
|
nkeynes@362 | 3269 | oappend (scratchbuf);
|
nkeynes@362 | 3270 | }
|
nkeynes@362 | 3271 | }
|
nkeynes@362 | 3272 | if (intel_syntax)
|
nkeynes@362 | 3273 | if (mod != 0 || (base & 7) == 5)
|
nkeynes@362 | 3274 | {
|
nkeynes@362 | 3275 | /* Don't print zero displacements. */
|
nkeynes@362 | 3276 | if (disp != 0)
|
nkeynes@362 | 3277 | {
|
nkeynes@362 | 3278 | if ((bfd_signed_vma) disp > 0)
|
nkeynes@362 | 3279 | {
|
nkeynes@362 | 3280 | *obufp++ = '+';
|
nkeynes@362 | 3281 | *obufp = '\0';
|
nkeynes@362 | 3282 | }
|
nkeynes@362 | 3283 |
|
nkeynes@1263 | 3284 | xlat_print_symbolic_operand (scratchbuf, 0, disp);
|
nkeynes@362 | 3285 | oappend (scratchbuf);
|
nkeynes@362 | 3286 | }
|
nkeynes@362 | 3287 | }
|
nkeynes@362 | 3288 |
|
nkeynes@362 | 3289 | *obufp++ = close_char;
|
nkeynes@362 | 3290 | *obufp = '\0';
|
nkeynes@362 | 3291 | }
|
nkeynes@362 | 3292 | else if (intel_syntax)
|
nkeynes@362 | 3293 | {
|
nkeynes@362 | 3294 | if (mod != 0 || (base & 7) == 5)
|
nkeynes@362 | 3295 | {
|
nkeynes@362 | 3296 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
|
nkeynes@362 | 3297 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))
|
nkeynes@362 | 3298 | ;
|
nkeynes@362 | 3299 | else
|
nkeynes@362 | 3300 | {
|
nkeynes@362 | 3301 | oappend (names_seg[ds_reg - es_reg]);
|
nkeynes@362 | 3302 | oappend (":");
|
nkeynes@362 | 3303 | }
|
nkeynes@1263 | 3304 | xlat_print_symbolic_operand (scratchbuf, 1, disp);
|
nkeynes@362 | 3305 | oappend (scratchbuf);
|
nkeynes@362 | 3306 | }
|
nkeynes@362 | 3307 | }
|
nkeynes@362 | 3308 | }
|
nkeynes@362 | 3309 | else
|
nkeynes@362 | 3310 | { /* 16 bit address mode */
|
nkeynes@362 | 3311 | switch (mod)
|
nkeynes@362 | 3312 | {
|
nkeynes@362 | 3313 | case 0:
|
nkeynes@362 | 3314 | if ((rm & 7) == 6)
|
nkeynes@362 | 3315 | {
|
nkeynes@362 | 3316 | disp = get16 ();
|
nkeynes@362 | 3317 | if ((disp & 0x8000) != 0)
|
nkeynes@362 | 3318 | disp -= 0x10000;
|
nkeynes@362 | 3319 | }
|
nkeynes@362 | 3320 | break;
|
nkeynes@362 | 3321 | case 1:
|
nkeynes@362 | 3322 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3323 | disp = *codep++;
|
nkeynes@362 | 3324 | if ((disp & 0x80) != 0)
|
nkeynes@362 | 3325 | disp -= 0x100;
|
nkeynes@362 | 3326 | break;
|
nkeynes@362 | 3327 | case 2:
|
nkeynes@362 | 3328 | disp = get16 ();
|
nkeynes@362 | 3329 | if ((disp & 0x8000) != 0)
|
nkeynes@362 | 3330 | disp -= 0x10000;
|
nkeynes@362 | 3331 | break;
|
nkeynes@362 | 3332 | }
|
nkeynes@362 | 3333 |
|
nkeynes@362 | 3334 | if (!intel_syntax)
|
nkeynes@362 | 3335 | if (mod != 0 || (rm & 7) == 6)
|
nkeynes@362 | 3336 | {
|
nkeynes@1263 | 3337 | xlat_print_symbolic_operand (scratchbuf, 0, disp);
|
nkeynes@362 | 3338 | oappend (scratchbuf);
|
nkeynes@362 | 3339 | }
|
nkeynes@362 | 3340 |
|
nkeynes@362 | 3341 | if (mod != 0 || (rm & 7) != 6)
|
nkeynes@362 | 3342 | {
|
nkeynes@362 | 3343 | *obufp++ = open_char;
|
nkeynes@362 | 3344 | *obufp = '\0';
|
nkeynes@362 | 3345 | oappend (index16[rm + add]);
|
nkeynes@362 | 3346 | *obufp++ = close_char;
|
nkeynes@362 | 3347 | *obufp = '\0';
|
nkeynes@362 | 3348 | }
|
nkeynes@362 | 3349 | }
|
nkeynes@362 | 3350 | }
|
nkeynes@362 | 3351 |
|
nkeynes@362 | 3352 | static void
|
nkeynes@362 | 3353 | OP_G (int bytemode, int sizeflag)
|
nkeynes@362 | 3354 | {
|
nkeynes@362 | 3355 | int add = 0;
|
nkeynes@362 | 3356 | USED_REX (REX_EXTX);
|
nkeynes@362 | 3357 | if (rex & REX_EXTX)
|
nkeynes@362 | 3358 | add += 8;
|
nkeynes@362 | 3359 | switch (bytemode)
|
nkeynes@362 | 3360 | {
|
nkeynes@362 | 3361 | case b_mode:
|
nkeynes@362 | 3362 | USED_REX (0);
|
nkeynes@362 | 3363 | if (rex)
|
nkeynes@362 | 3364 | oappend (names8rex[reg + add]);
|
nkeynes@362 | 3365 | else
|
nkeynes@362 | 3366 | oappend (names8[reg + add]);
|
nkeynes@362 | 3367 | break;
|
nkeynes@362 | 3368 | case w_mode:
|
nkeynes@362 | 3369 | oappend (names16[reg + add]);
|
nkeynes@362 | 3370 | break;
|
nkeynes@362 | 3371 | case d_mode:
|
nkeynes@362 | 3372 | oappend (names32[reg + add]);
|
nkeynes@362 | 3373 | break;
|
nkeynes@362 | 3374 | case q_mode:
|
nkeynes@362 | 3375 | oappend (names64[reg + add]);
|
nkeynes@362 | 3376 | break;
|
nkeynes@362 | 3377 | case v_mode:
|
nkeynes@362 | 3378 | case dq_mode:
|
nkeynes@362 | 3379 | case dqw_mode:
|
nkeynes@362 | 3380 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3381 | if (rex & REX_MODE64)
|
nkeynes@362 | 3382 | oappend (names64[reg + add]);
|
nkeynes@362 | 3383 | else if ((sizeflag & DFLAG) || bytemode != v_mode)
|
nkeynes@362 | 3384 | oappend (names32[reg + add]);
|
nkeynes@362 | 3385 | else
|
nkeynes@362 | 3386 | oappend (names16[reg + add]);
|
nkeynes@362 | 3387 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3388 | break;
|
nkeynes@362 | 3389 | default:
|
nkeynes@362 | 3390 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3391 | break;
|
nkeynes@362 | 3392 | }
|
nkeynes@362 | 3393 | }
|
nkeynes@362 | 3394 |
|
nkeynes@362 | 3395 | static bfd_vma
|
nkeynes@362 | 3396 | get64 (void)
|
nkeynes@362 | 3397 | {
|
nkeynes@362 | 3398 | bfd_vma x;
|
nkeynes@362 | 3399 | #ifdef BFD64
|
nkeynes@362 | 3400 | unsigned int a;
|
nkeynes@362 | 3401 | unsigned int b;
|
nkeynes@362 | 3402 |
|
nkeynes@362 | 3403 | FETCH_DATA (the_info, codep + 8);
|
nkeynes@362 | 3404 | a = *codep++ & 0xff;
|
nkeynes@362 | 3405 | a |= (*codep++ & 0xff) << 8;
|
nkeynes@362 | 3406 | a |= (*codep++ & 0xff) << 16;
|
nkeynes@362 | 3407 | a |= (*codep++ & 0xff) << 24;
|
nkeynes@362 | 3408 | b = *codep++ & 0xff;
|
nkeynes@362 | 3409 | b |= (*codep++ & 0xff) << 8;
|
nkeynes@362 | 3410 | b |= (*codep++ & 0xff) << 16;
|
nkeynes@362 | 3411 | b |= (*codep++ & 0xff) << 24;
|
nkeynes@362 | 3412 | x = a + ((bfd_vma) b << 32);
|
nkeynes@362 | 3413 | #else
|
nkeynes@362 | 3414 | abort ();
|
nkeynes@362 | 3415 | x = 0;
|
nkeynes@362 | 3416 | #endif
|
nkeynes@362 | 3417 | return x;
|
nkeynes@362 | 3418 | }
|
nkeynes@362 | 3419 |
|
nkeynes@362 | 3420 | static bfd_signed_vma
|
nkeynes@362 | 3421 | get32 (void)
|
nkeynes@362 | 3422 | {
|
nkeynes@362 | 3423 | bfd_signed_vma x = 0;
|
nkeynes@362 | 3424 |
|
nkeynes@362 | 3425 | FETCH_DATA (the_info, codep + 4);
|
nkeynes@362 | 3426 | x = *codep++ & (bfd_signed_vma) 0xff;
|
nkeynes@362 | 3427 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
|
nkeynes@362 | 3428 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
|
nkeynes@362 | 3429 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
|
nkeynes@362 | 3430 | return x;
|
nkeynes@362 | 3431 | }
|
nkeynes@362 | 3432 |
|
nkeynes@362 | 3433 | static bfd_signed_vma
|
nkeynes@362 | 3434 | get32s (void)
|
nkeynes@362 | 3435 | {
|
nkeynes@362 | 3436 | bfd_signed_vma x = 0;
|
nkeynes@362 | 3437 |
|
nkeynes@362 | 3438 | FETCH_DATA (the_info, codep + 4);
|
nkeynes@362 | 3439 | x = *codep++ & (bfd_signed_vma) 0xff;
|
nkeynes@362 | 3440 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
|
nkeynes@362 | 3441 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
|
nkeynes@362 | 3442 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
|
nkeynes@362 | 3443 |
|
nkeynes@362 | 3444 | x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31);
|
nkeynes@362 | 3445 |
|
nkeynes@362 | 3446 | return x;
|
nkeynes@362 | 3447 | }
|
nkeynes@362 | 3448 |
|
nkeynes@362 | 3449 | static int
|
nkeynes@362 | 3450 | get16 (void)
|
nkeynes@362 | 3451 | {
|
nkeynes@362 | 3452 | int x = 0;
|
nkeynes@362 | 3453 |
|
nkeynes@362 | 3454 | FETCH_DATA (the_info, codep + 2);
|
nkeynes@362 | 3455 | x = *codep++ & 0xff;
|
nkeynes@362 | 3456 | x |= (*codep++ & 0xff) << 8;
|
nkeynes@362 | 3457 | return x;
|
nkeynes@362 | 3458 | }
|
nkeynes@362 | 3459 |
|
nkeynes@362 | 3460 | static void
|
nkeynes@362 | 3461 | set_op (bfd_vma op, int riprel)
|
nkeynes@362 | 3462 | {
|
nkeynes@362 | 3463 | op_index[op_ad] = op_ad;
|
nkeynes@362 | 3464 | if (mode_64bit)
|
nkeynes@362 | 3465 | {
|
nkeynes@362 | 3466 | op_address[op_ad] = op;
|
nkeynes@362 | 3467 | op_riprel[op_ad] = riprel;
|
nkeynes@362 | 3468 | }
|
nkeynes@362 | 3469 | else
|
nkeynes@362 | 3470 | {
|
nkeynes@362 | 3471 | /* Mask to get a 32-bit address. */
|
nkeynes@362 | 3472 | op_address[op_ad] = op & 0xffffffff;
|
nkeynes@362 | 3473 | op_riprel[op_ad] = riprel & 0xffffffff;
|
nkeynes@362 | 3474 | }
|
nkeynes@362 | 3475 | }
|
nkeynes@362 | 3476 |
|
nkeynes@362 | 3477 | static void
|
nkeynes@362 | 3478 | OP_REG (int code, int sizeflag)
|
nkeynes@362 | 3479 | {
|
nkeynes@362 | 3480 | const char *s;
|
nkeynes@362 | 3481 | int add = 0;
|
nkeynes@362 | 3482 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 3483 | if (rex & REX_EXTZ)
|
nkeynes@362 | 3484 | add = 8;
|
nkeynes@362 | 3485 |
|
nkeynes@362 | 3486 | switch (code)
|
nkeynes@362 | 3487 | {
|
nkeynes@362 | 3488 | case indir_dx_reg:
|
nkeynes@362 | 3489 | if (intel_syntax)
|
nkeynes@362 | 3490 | s = "[dx]";
|
nkeynes@362 | 3491 | else
|
nkeynes@362 | 3492 | s = "(%dx)";
|
nkeynes@362 | 3493 | break;
|
nkeynes@362 | 3494 | case ax_reg: case cx_reg: case dx_reg: case bx_reg:
|
nkeynes@362 | 3495 | case sp_reg: case bp_reg: case si_reg: case di_reg:
|
nkeynes@362 | 3496 | s = names16[code - ax_reg + add];
|
nkeynes@362 | 3497 | break;
|
nkeynes@362 | 3498 | case es_reg: case ss_reg: case cs_reg:
|
nkeynes@362 | 3499 | case ds_reg: case fs_reg: case gs_reg:
|
nkeynes@362 | 3500 | s = names_seg[code - es_reg + add];
|
nkeynes@362 | 3501 | break;
|
nkeynes@362 | 3502 | case al_reg: case ah_reg: case cl_reg: case ch_reg:
|
nkeynes@362 | 3503 | case dl_reg: case dh_reg: case bl_reg: case bh_reg:
|
nkeynes@362 | 3504 | USED_REX (0);
|
nkeynes@362 | 3505 | if (rex)
|
nkeynes@362 | 3506 | s = names8rex[code - al_reg + add];
|
nkeynes@362 | 3507 | else
|
nkeynes@362 | 3508 | s = names8[code - al_reg];
|
nkeynes@362 | 3509 | break;
|
nkeynes@362 | 3510 | case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg:
|
nkeynes@362 | 3511 | case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg:
|
nkeynes@362 | 3512 | if (mode_64bit)
|
nkeynes@362 | 3513 | {
|
nkeynes@362 | 3514 | s = names64[code - rAX_reg + add];
|
nkeynes@362 | 3515 | break;
|
nkeynes@362 | 3516 | }
|
nkeynes@362 | 3517 | code += eAX_reg - rAX_reg;
|
nkeynes@362 | 3518 | /* Fall through. */
|
nkeynes@362 | 3519 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
|
nkeynes@362 | 3520 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
|
nkeynes@362 | 3521 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3522 | if (rex & REX_MODE64)
|
nkeynes@362 | 3523 | s = names64[code - eAX_reg + add];
|
nkeynes@362 | 3524 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 3525 | s = names32[code - eAX_reg + add];
|
nkeynes@362 | 3526 | else
|
nkeynes@362 | 3527 | s = names16[code - eAX_reg + add];
|
nkeynes@362 | 3528 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3529 | break;
|
nkeynes@362 | 3530 | default:
|
nkeynes@362 | 3531 | s = INTERNAL_DISASSEMBLER_ERROR;
|
nkeynes@362 | 3532 | break;
|
nkeynes@362 | 3533 | }
|
nkeynes@362 | 3534 | oappend (s);
|
nkeynes@362 | 3535 | }
|
nkeynes@362 | 3536 |
|
nkeynes@362 | 3537 | static void
|
nkeynes@362 | 3538 | OP_IMREG (int code, int sizeflag)
|
nkeynes@362 | 3539 | {
|
nkeynes@362 | 3540 | const char *s;
|
nkeynes@362 | 3541 |
|
nkeynes@362 | 3542 | switch (code)
|
nkeynes@362 | 3543 | {
|
nkeynes@362 | 3544 | case indir_dx_reg:
|
nkeynes@362 | 3545 | if (intel_syntax)
|
nkeynes@362 | 3546 | s = "[dx]";
|
nkeynes@362 | 3547 | else
|
nkeynes@362 | 3548 | s = "(%dx)";
|
nkeynes@362 | 3549 | break;
|
nkeynes@362 | 3550 | case ax_reg: case cx_reg: case dx_reg: case bx_reg:
|
nkeynes@362 | 3551 | case sp_reg: case bp_reg: case si_reg: case di_reg:
|
nkeynes@362 | 3552 | s = names16[code - ax_reg];
|
nkeynes@362 | 3553 | break;
|
nkeynes@362 | 3554 | case es_reg: case ss_reg: case cs_reg:
|
nkeynes@362 | 3555 | case ds_reg: case fs_reg: case gs_reg:
|
nkeynes@362 | 3556 | s = names_seg[code - es_reg];
|
nkeynes@362 | 3557 | break;
|
nkeynes@362 | 3558 | case al_reg: case ah_reg: case cl_reg: case ch_reg:
|
nkeynes@362 | 3559 | case dl_reg: case dh_reg: case bl_reg: case bh_reg:
|
nkeynes@362 | 3560 | USED_REX (0);
|
nkeynes@362 | 3561 | if (rex)
|
nkeynes@362 | 3562 | s = names8rex[code - al_reg];
|
nkeynes@362 | 3563 | else
|
nkeynes@362 | 3564 | s = names8[code - al_reg];
|
nkeynes@362 | 3565 | break;
|
nkeynes@362 | 3566 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
|
nkeynes@362 | 3567 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
|
nkeynes@362 | 3568 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3569 | if (rex & REX_MODE64)
|
nkeynes@362 | 3570 | s = names64[code - eAX_reg];
|
nkeynes@362 | 3571 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 3572 | s = names32[code - eAX_reg];
|
nkeynes@362 | 3573 | else
|
nkeynes@362 | 3574 | s = names16[code - eAX_reg];
|
nkeynes@362 | 3575 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3576 | break;
|
nkeynes@362 | 3577 | default:
|
nkeynes@362 | 3578 | s = INTERNAL_DISASSEMBLER_ERROR;
|
nkeynes@362 | 3579 | break;
|
nkeynes@362 | 3580 | }
|
nkeynes@362 | 3581 | oappend (s);
|
nkeynes@362 | 3582 | }
|
nkeynes@362 | 3583 |
|
nkeynes@362 | 3584 | static void
|
nkeynes@362 | 3585 | OP_I (int bytemode, int sizeflag)
|
nkeynes@362 | 3586 | {
|
nkeynes@362 | 3587 | bfd_signed_vma op;
|
nkeynes@362 | 3588 | bfd_signed_vma mask = -1;
|
nkeynes@362 | 3589 |
|
nkeynes@362 | 3590 | switch (bytemode)
|
nkeynes@362 | 3591 | {
|
nkeynes@362 | 3592 | case b_mode:
|
nkeynes@362 | 3593 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3594 | op = *codep++;
|
nkeynes@362 | 3595 | mask = 0xff;
|
nkeynes@362 | 3596 | break;
|
nkeynes@362 | 3597 | case q_mode:
|
nkeynes@362 | 3598 | if (mode_64bit)
|
nkeynes@362 | 3599 | {
|
nkeynes@362 | 3600 | op = get32s ();
|
nkeynes@362 | 3601 | break;
|
nkeynes@362 | 3602 | }
|
nkeynes@362 | 3603 | /* Fall through. */
|
nkeynes@362 | 3604 | case v_mode:
|
nkeynes@362 | 3605 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3606 | if (rex & REX_MODE64)
|
nkeynes@362 | 3607 | op = get32s ();
|
nkeynes@362 | 3608 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 3609 | {
|
nkeynes@362 | 3610 | op = get32 ();
|
nkeynes@362 | 3611 | mask = 0xffffffff;
|
nkeynes@362 | 3612 | }
|
nkeynes@362 | 3613 | else
|
nkeynes@362 | 3614 | {
|
nkeynes@362 | 3615 | op = get16 ();
|
nkeynes@362 | 3616 | mask = 0xfffff;
|
nkeynes@362 | 3617 | }
|
nkeynes@362 | 3618 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3619 | break;
|
nkeynes@362 | 3620 | case w_mode:
|
nkeynes@362 | 3621 | mask = 0xfffff;
|
nkeynes@362 | 3622 | op = get16 ();
|
nkeynes@362 | 3623 | break;
|
nkeynes@362 | 3624 | case const_1_mode:
|
nkeynes@362 | 3625 | if (intel_syntax)
|
nkeynes@362 | 3626 | oappend ("1");
|
nkeynes@362 | 3627 | return;
|
nkeynes@362 | 3628 | default:
|
nkeynes@362 | 3629 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3630 | return;
|
nkeynes@362 | 3631 | }
|
nkeynes@362 | 3632 |
|
nkeynes@362 | 3633 | op &= mask;
|
nkeynes@362 | 3634 | scratchbuf[0] = '$';
|
nkeynes@1263 | 3635 | xlat_print_symbolic_operand (scratchbuf + 1, 1, op);
|
nkeynes@362 | 3636 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 3637 | scratchbuf[0] = '\0';
|
nkeynes@362 | 3638 | }
|
nkeynes@362 | 3639 |
|
nkeynes@362 | 3640 | static void
|
nkeynes@362 | 3641 | OP_I64 (int bytemode, int sizeflag)
|
nkeynes@362 | 3642 | {
|
nkeynes@362 | 3643 | bfd_signed_vma op;
|
nkeynes@362 | 3644 | bfd_signed_vma mask = -1;
|
nkeynes@362 | 3645 |
|
nkeynes@362 | 3646 | if (!mode_64bit)
|
nkeynes@362 | 3647 | {
|
nkeynes@362 | 3648 | OP_I (bytemode, sizeflag);
|
nkeynes@362 | 3649 | return;
|
nkeynes@362 | 3650 | }
|
nkeynes@362 | 3651 |
|
nkeynes@362 | 3652 | switch (bytemode)
|
nkeynes@362 | 3653 | {
|
nkeynes@362 | 3654 | case b_mode:
|
nkeynes@362 | 3655 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3656 | op = *codep++;
|
nkeynes@362 | 3657 | mask = 0xff;
|
nkeynes@362 | 3658 | break;
|
nkeynes@362 | 3659 | case v_mode:
|
nkeynes@362 | 3660 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3661 | if (rex & REX_MODE64)
|
nkeynes@362 | 3662 | op = get64 ();
|
nkeynes@362 | 3663 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 3664 | {
|
nkeynes@362 | 3665 | op = get32 ();
|
nkeynes@362 | 3666 | mask = 0xffffffff;
|
nkeynes@362 | 3667 | }
|
nkeynes@362 | 3668 | else
|
nkeynes@362 | 3669 | {
|
nkeynes@362 | 3670 | op = get16 ();
|
nkeynes@362 | 3671 | mask = 0xfffff;
|
nkeynes@362 | 3672 | }
|
nkeynes@362 | 3673 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3674 | break;
|
nkeynes@362 | 3675 | case w_mode:
|
nkeynes@362 | 3676 | mask = 0xfffff;
|
nkeynes@362 | 3677 | op = get16 ();
|
nkeynes@362 | 3678 | break;
|
nkeynes@362 | 3679 | default:
|
nkeynes@362 | 3680 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3681 | return;
|
nkeynes@362 | 3682 | }
|
nkeynes@362 | 3683 |
|
nkeynes@362 | 3684 | op &= mask;
|
nkeynes@362 | 3685 | scratchbuf[0] = '$';
|
nkeynes@1263 | 3686 | xlat_print_symbolic_operand (scratchbuf + 1, 1, op);
|
nkeynes@362 | 3687 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 3688 | scratchbuf[0] = '\0';
|
nkeynes@362 | 3689 | }
|
nkeynes@362 | 3690 |
|
nkeynes@362 | 3691 | static void
|
nkeynes@362 | 3692 | OP_sI (int bytemode, int sizeflag)
|
nkeynes@362 | 3693 | {
|
nkeynes@362 | 3694 | bfd_signed_vma op;
|
nkeynes@362 | 3695 | bfd_signed_vma mask = -1;
|
nkeynes@362 | 3696 |
|
nkeynes@362 | 3697 | switch (bytemode)
|
nkeynes@362 | 3698 | {
|
nkeynes@362 | 3699 | case b_mode:
|
nkeynes@362 | 3700 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3701 | op = *codep++;
|
nkeynes@362 | 3702 | if ((op & 0x80) != 0)
|
nkeynes@362 | 3703 | op -= 0x100;
|
nkeynes@362 | 3704 | mask = 0xffffffff;
|
nkeynes@362 | 3705 | break;
|
nkeynes@362 | 3706 | case v_mode:
|
nkeynes@362 | 3707 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3708 | if (rex & REX_MODE64)
|
nkeynes@362 | 3709 | op = get32s ();
|
nkeynes@362 | 3710 | else if (sizeflag & DFLAG)
|
nkeynes@362 | 3711 | {
|
nkeynes@362 | 3712 | op = get32s ();
|
nkeynes@362 | 3713 | mask = 0xffffffff;
|
nkeynes@362 | 3714 | }
|
nkeynes@362 | 3715 | else
|
nkeynes@362 | 3716 | {
|
nkeynes@362 | 3717 | mask = 0xffffffff;
|
nkeynes@362 | 3718 | op = get16 ();
|
nkeynes@362 | 3719 | if ((op & 0x8000) != 0)
|
nkeynes@362 | 3720 | op -= 0x10000;
|
nkeynes@362 | 3721 | }
|
nkeynes@362 | 3722 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3723 | break;
|
nkeynes@362 | 3724 | case w_mode:
|
nkeynes@362 | 3725 | op = get16 ();
|
nkeynes@362 | 3726 | mask = 0xffffffff;
|
nkeynes@362 | 3727 | if ((op & 0x8000) != 0)
|
nkeynes@362 | 3728 | op -= 0x10000;
|
nkeynes@362 | 3729 | break;
|
nkeynes@362 | 3730 | default:
|
nkeynes@362 | 3731 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3732 | return;
|
nkeynes@362 | 3733 | }
|
nkeynes@362 | 3734 |
|
nkeynes@362 | 3735 | scratchbuf[0] = '$';
|
nkeynes@1263 | 3736 | xlat_print_symbolic_operand (scratchbuf + 1, 1, op);
|
nkeynes@362 | 3737 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 3738 | }
|
nkeynes@362 | 3739 |
|
nkeynes@362 | 3740 | static void
|
nkeynes@362 | 3741 | OP_J (int bytemode, int sizeflag)
|
nkeynes@362 | 3742 | {
|
nkeynes@362 | 3743 | bfd_vma disp;
|
nkeynes@362 | 3744 | bfd_vma mask = -1;
|
nkeynes@362 | 3745 |
|
nkeynes@362 | 3746 | switch (bytemode)
|
nkeynes@362 | 3747 | {
|
nkeynes@362 | 3748 | case b_mode:
|
nkeynes@362 | 3749 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 3750 | disp = *codep++;
|
nkeynes@362 | 3751 | if ((disp & 0x80) != 0)
|
nkeynes@362 | 3752 | disp -= 0x100;
|
nkeynes@362 | 3753 | break;
|
nkeynes@362 | 3754 | case v_mode:
|
nkeynes@362 | 3755 | if (sizeflag & DFLAG)
|
nkeynes@362 | 3756 | disp = get32s ();
|
nkeynes@362 | 3757 | else
|
nkeynes@362 | 3758 | {
|
nkeynes@362 | 3759 | disp = get16 ();
|
nkeynes@362 | 3760 | /* For some reason, a data16 prefix on a jump instruction
|
nkeynes@362 | 3761 | means that the pc is masked to 16 bits after the
|
nkeynes@362 | 3762 | displacement is added! */
|
nkeynes@362 | 3763 | mask = 0xffff;
|
nkeynes@362 | 3764 | }
|
nkeynes@362 | 3765 | break;
|
nkeynes@362 | 3766 | default:
|
nkeynes@362 | 3767 | oappend (INTERNAL_DISASSEMBLER_ERROR);
|
nkeynes@362 | 3768 | return;
|
nkeynes@362 | 3769 | }
|
nkeynes@362 | 3770 | disp = (start_pc + codep - start_codep + disp) & mask;
|
nkeynes@362 | 3771 | set_op (disp, 0);
|
nkeynes@1263 | 3772 | xlat_print_symbolic_operand (scratchbuf, 1, disp);
|
nkeynes@362 | 3773 | oappend (scratchbuf);
|
nkeynes@362 | 3774 | }
|
nkeynes@362 | 3775 |
|
nkeynes@362 | 3776 | static void
|
nkeynes@362 | 3777 | OP_SEG (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3778 | {
|
nkeynes@362 | 3779 | oappend (names_seg[reg]);
|
nkeynes@362 | 3780 | }
|
nkeynes@362 | 3781 |
|
nkeynes@362 | 3782 | static void
|
nkeynes@362 | 3783 | OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag)
|
nkeynes@362 | 3784 | {
|
nkeynes@362 | 3785 | int seg, offset;
|
nkeynes@362 | 3786 |
|
nkeynes@362 | 3787 | if (sizeflag & DFLAG)
|
nkeynes@362 | 3788 | {
|
nkeynes@362 | 3789 | offset = get32 ();
|
nkeynes@362 | 3790 | seg = get16 ();
|
nkeynes@362 | 3791 | }
|
nkeynes@362 | 3792 | else
|
nkeynes@362 | 3793 | {
|
nkeynes@362 | 3794 | offset = get16 ();
|
nkeynes@362 | 3795 | seg = get16 ();
|
nkeynes@362 | 3796 | }
|
nkeynes@362 | 3797 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3798 | if (intel_syntax)
|
nkeynes@362 | 3799 | sprintf (scratchbuf, "0x%x,0x%x", seg, offset);
|
nkeynes@362 | 3800 | else
|
nkeynes@362 | 3801 | sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
|
nkeynes@362 | 3802 | oappend (scratchbuf);
|
nkeynes@362 | 3803 | }
|
nkeynes@362 | 3804 |
|
nkeynes@362 | 3805 | static void
|
nkeynes@362 | 3806 | OP_OFF (int bytemode ATTRIBUTE_UNUSED, int sizeflag)
|
nkeynes@362 | 3807 | {
|
nkeynes@362 | 3808 | bfd_vma off;
|
nkeynes@362 | 3809 |
|
nkeynes@362 | 3810 | append_seg ();
|
nkeynes@362 | 3811 |
|
nkeynes@362 | 3812 | if ((sizeflag & AFLAG) || mode_64bit)
|
nkeynes@362 | 3813 | off = get32 ();
|
nkeynes@362 | 3814 | else
|
nkeynes@362 | 3815 | off = get16 ();
|
nkeynes@362 | 3816 |
|
nkeynes@362 | 3817 | if (intel_syntax)
|
nkeynes@362 | 3818 | {
|
nkeynes@362 | 3819 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
|
nkeynes@362 | 3820 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
|
nkeynes@362 | 3821 | {
|
nkeynes@362 | 3822 | oappend (names_seg[ds_reg - es_reg]);
|
nkeynes@362 | 3823 | oappend (":");
|
nkeynes@362 | 3824 | }
|
nkeynes@362 | 3825 | }
|
nkeynes@1263 | 3826 | xlat_print_symbolic_operand (scratchbuf, 1, off);
|
nkeynes@362 | 3827 | oappend (scratchbuf);
|
nkeynes@362 | 3828 | }
|
nkeynes@362 | 3829 |
|
nkeynes@362 | 3830 | static void
|
nkeynes@362 | 3831 | OP_OFF64 (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3832 | {
|
nkeynes@362 | 3833 | bfd_vma off;
|
nkeynes@362 | 3834 |
|
nkeynes@362 | 3835 | if (!mode_64bit)
|
nkeynes@362 | 3836 | {
|
nkeynes@362 | 3837 | OP_OFF (bytemode, sizeflag);
|
nkeynes@362 | 3838 | return;
|
nkeynes@362 | 3839 | }
|
nkeynes@362 | 3840 |
|
nkeynes@362 | 3841 | append_seg ();
|
nkeynes@362 | 3842 |
|
nkeynes@362 | 3843 | off = get64 ();
|
nkeynes@362 | 3844 |
|
nkeynes@362 | 3845 | if (intel_syntax)
|
nkeynes@362 | 3846 | {
|
nkeynes@362 | 3847 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
|
nkeynes@362 | 3848 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
|
nkeynes@362 | 3849 | {
|
nkeynes@362 | 3850 | oappend (names_seg[ds_reg - es_reg]);
|
nkeynes@362 | 3851 | oappend (":");
|
nkeynes@362 | 3852 | }
|
nkeynes@362 | 3853 | }
|
nkeynes@1263 | 3854 | xlat_print_symbolic_operand (scratchbuf, 1, off);
|
nkeynes@362 | 3855 | oappend (scratchbuf);
|
nkeynes@362 | 3856 | }
|
nkeynes@362 | 3857 |
|
nkeynes@362 | 3858 | static void
|
nkeynes@362 | 3859 | ptr_reg (int code, int sizeflag)
|
nkeynes@362 | 3860 | {
|
nkeynes@362 | 3861 | const char *s;
|
nkeynes@362 | 3862 |
|
nkeynes@362 | 3863 | *obufp++ = open_char;
|
nkeynes@362 | 3864 | used_prefixes |= (prefixes & PREFIX_ADDR);
|
nkeynes@362 | 3865 | if (mode_64bit)
|
nkeynes@362 | 3866 | {
|
nkeynes@362 | 3867 | if (!(sizeflag & AFLAG))
|
nkeynes@362 | 3868 | s = names32[code - eAX_reg];
|
nkeynes@362 | 3869 | else
|
nkeynes@362 | 3870 | s = names64[code - eAX_reg];
|
nkeynes@362 | 3871 | }
|
nkeynes@362 | 3872 | else if (sizeflag & AFLAG)
|
nkeynes@362 | 3873 | s = names32[code - eAX_reg];
|
nkeynes@362 | 3874 | else
|
nkeynes@362 | 3875 | s = names16[code - eAX_reg];
|
nkeynes@362 | 3876 | oappend (s);
|
nkeynes@362 | 3877 | *obufp++ = close_char;
|
nkeynes@362 | 3878 | *obufp = 0;
|
nkeynes@362 | 3879 | }
|
nkeynes@362 | 3880 |
|
nkeynes@362 | 3881 | static void
|
nkeynes@362 | 3882 | OP_ESreg (int code, int sizeflag)
|
nkeynes@362 | 3883 | {
|
nkeynes@362 | 3884 | if (intel_syntax)
|
nkeynes@362 | 3885 | {
|
nkeynes@362 | 3886 | if (codep[-1] & 1)
|
nkeynes@362 | 3887 | {
|
nkeynes@362 | 3888 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3889 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3890 | if (rex & REX_MODE64)
|
nkeynes@362 | 3891 | oappend ("QWORD PTR ");
|
nkeynes@362 | 3892 | else if ((sizeflag & DFLAG))
|
nkeynes@362 | 3893 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3894 | else
|
nkeynes@362 | 3895 | oappend ("WORD PTR ");
|
nkeynes@362 | 3896 | }
|
nkeynes@362 | 3897 | else
|
nkeynes@362 | 3898 | oappend ("BYTE PTR ");
|
nkeynes@362 | 3899 | }
|
nkeynes@362 | 3900 |
|
nkeynes@362 | 3901 | oappend ("%es:" + intel_syntax);
|
nkeynes@362 | 3902 | ptr_reg (code, sizeflag);
|
nkeynes@362 | 3903 | }
|
nkeynes@362 | 3904 |
|
nkeynes@362 | 3905 | static void
|
nkeynes@362 | 3906 | OP_DSreg (int code, int sizeflag)
|
nkeynes@362 | 3907 | {
|
nkeynes@362 | 3908 | if (intel_syntax)
|
nkeynes@362 | 3909 | {
|
nkeynes@362 | 3910 | if (codep[-1] != 0xd7 && (codep[-1] & 1))
|
nkeynes@362 | 3911 | {
|
nkeynes@362 | 3912 | USED_REX (REX_MODE64);
|
nkeynes@362 | 3913 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3914 | if (rex & REX_MODE64)
|
nkeynes@362 | 3915 | oappend ("QWORD PTR ");
|
nkeynes@362 | 3916 | else if ((sizeflag & DFLAG))
|
nkeynes@362 | 3917 | oappend ("DWORD PTR ");
|
nkeynes@362 | 3918 | else
|
nkeynes@362 | 3919 | oappend ("WORD PTR ");
|
nkeynes@362 | 3920 | }
|
nkeynes@362 | 3921 | else
|
nkeynes@362 | 3922 | oappend ("BYTE PTR ");
|
nkeynes@362 | 3923 | }
|
nkeynes@362 | 3924 |
|
nkeynes@362 | 3925 | if ((prefixes
|
nkeynes@362 | 3926 | & (PREFIX_CS
|
nkeynes@362 | 3927 | | PREFIX_DS
|
nkeynes@362 | 3928 | | PREFIX_SS
|
nkeynes@362 | 3929 | | PREFIX_ES
|
nkeynes@362 | 3930 | | PREFIX_FS
|
nkeynes@362 | 3931 | | PREFIX_GS)) == 0)
|
nkeynes@362 | 3932 | prefixes |= PREFIX_DS;
|
nkeynes@362 | 3933 | append_seg ();
|
nkeynes@362 | 3934 | ptr_reg (code, sizeflag);
|
nkeynes@362 | 3935 | }
|
nkeynes@362 | 3936 |
|
nkeynes@362 | 3937 | static void
|
nkeynes@362 | 3938 | OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3939 | {
|
nkeynes@362 | 3940 | int add = 0;
|
nkeynes@362 | 3941 | if (rex & REX_EXTX)
|
nkeynes@362 | 3942 | {
|
nkeynes@362 | 3943 | USED_REX (REX_EXTX);
|
nkeynes@362 | 3944 | add = 8;
|
nkeynes@362 | 3945 | }
|
nkeynes@362 | 3946 | else if (!mode_64bit && (prefixes & PREFIX_LOCK))
|
nkeynes@362 | 3947 | {
|
nkeynes@362 | 3948 | used_prefixes |= PREFIX_LOCK;
|
nkeynes@362 | 3949 | add = 8;
|
nkeynes@362 | 3950 | }
|
nkeynes@362 | 3951 | sprintf (scratchbuf, "%%cr%d", reg + add);
|
nkeynes@362 | 3952 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 3953 | }
|
nkeynes@362 | 3954 |
|
nkeynes@362 | 3955 | static void
|
nkeynes@362 | 3956 | OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3957 | {
|
nkeynes@362 | 3958 | int add = 0;
|
nkeynes@362 | 3959 | USED_REX (REX_EXTX);
|
nkeynes@362 | 3960 | if (rex & REX_EXTX)
|
nkeynes@362 | 3961 | add = 8;
|
nkeynes@362 | 3962 | if (intel_syntax)
|
nkeynes@362 | 3963 | sprintf (scratchbuf, "db%d", reg + add);
|
nkeynes@362 | 3964 | else
|
nkeynes@362 | 3965 | sprintf (scratchbuf, "%%db%d", reg + add);
|
nkeynes@362 | 3966 | oappend (scratchbuf);
|
nkeynes@362 | 3967 | }
|
nkeynes@362 | 3968 |
|
nkeynes@362 | 3969 | static void
|
nkeynes@362 | 3970 | OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3971 | {
|
nkeynes@362 | 3972 | sprintf (scratchbuf, "%%tr%d", reg);
|
nkeynes@362 | 3973 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 3974 | }
|
nkeynes@362 | 3975 |
|
nkeynes@362 | 3976 | static void
|
nkeynes@362 | 3977 | OP_Rd (int bytemode, int sizeflag)
|
nkeynes@362 | 3978 | {
|
nkeynes@362 | 3979 | if (mod == 3)
|
nkeynes@362 | 3980 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 3981 | else
|
nkeynes@362 | 3982 | BadOp ();
|
nkeynes@362 | 3983 | }
|
nkeynes@362 | 3984 |
|
nkeynes@362 | 3985 | static void
|
nkeynes@362 | 3986 | OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 3987 | {
|
nkeynes@362 | 3988 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 3989 | if (prefixes & PREFIX_DATA)
|
nkeynes@362 | 3990 | {
|
nkeynes@362 | 3991 | int add = 0;
|
nkeynes@362 | 3992 | USED_REX (REX_EXTX);
|
nkeynes@362 | 3993 | if (rex & REX_EXTX)
|
nkeynes@362 | 3994 | add = 8;
|
nkeynes@362 | 3995 | sprintf (scratchbuf, "%%xmm%d", reg + add);
|
nkeynes@362 | 3996 | }
|
nkeynes@362 | 3997 | else
|
nkeynes@362 | 3998 | sprintf (scratchbuf, "%%mm%d", reg);
|
nkeynes@362 | 3999 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 4000 | }
|
nkeynes@362 | 4001 |
|
nkeynes@362 | 4002 | static void
|
nkeynes@362 | 4003 | OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 4004 | {
|
nkeynes@362 | 4005 | int add = 0;
|
nkeynes@362 | 4006 | USED_REX (REX_EXTX);
|
nkeynes@362 | 4007 | if (rex & REX_EXTX)
|
nkeynes@362 | 4008 | add = 8;
|
nkeynes@362 | 4009 | sprintf (scratchbuf, "%%xmm%d", reg + add);
|
nkeynes@362 | 4010 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 4011 | }
|
nkeynes@362 | 4012 |
|
nkeynes@362 | 4013 | static void
|
nkeynes@362 | 4014 | OP_EM (int bytemode, int sizeflag)
|
nkeynes@362 | 4015 | {
|
nkeynes@362 | 4016 | if (mod != 3)
|
nkeynes@362 | 4017 | {
|
nkeynes@362 | 4018 | if (intel_syntax && bytemode == v_mode)
|
nkeynes@362 | 4019 | {
|
nkeynes@362 | 4020 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
|
nkeynes@362 | 4021 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 4022 | }
|
nkeynes@362 | 4023 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4024 | return;
|
nkeynes@362 | 4025 | }
|
nkeynes@362 | 4026 |
|
nkeynes@362 | 4027 | /* Skip mod/rm byte. */
|
nkeynes@362 | 4028 | MODRM_CHECK;
|
nkeynes@362 | 4029 | codep++;
|
nkeynes@362 | 4030 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 4031 | if (prefixes & PREFIX_DATA)
|
nkeynes@362 | 4032 | {
|
nkeynes@362 | 4033 | int add = 0;
|
nkeynes@362 | 4034 |
|
nkeynes@362 | 4035 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 4036 | if (rex & REX_EXTZ)
|
nkeynes@362 | 4037 | add = 8;
|
nkeynes@362 | 4038 | sprintf (scratchbuf, "%%xmm%d", rm + add);
|
nkeynes@362 | 4039 | }
|
nkeynes@362 | 4040 | else
|
nkeynes@362 | 4041 | sprintf (scratchbuf, "%%mm%d", rm);
|
nkeynes@362 | 4042 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 4043 | }
|
nkeynes@362 | 4044 |
|
nkeynes@362 | 4045 | static void
|
nkeynes@362 | 4046 | OP_EX (int bytemode, int sizeflag)
|
nkeynes@362 | 4047 | {
|
nkeynes@362 | 4048 | int add = 0;
|
nkeynes@362 | 4049 | if (mod != 3)
|
nkeynes@362 | 4050 | {
|
nkeynes@362 | 4051 | if (intel_syntax && bytemode == v_mode)
|
nkeynes@362 | 4052 | {
|
nkeynes@362 | 4053 | switch (prefixes & (PREFIX_DATA|PREFIX_REPZ|PREFIX_REPNZ))
|
nkeynes@362 | 4054 | {
|
nkeynes@362 | 4055 | case 0: bytemode = x_mode; break;
|
nkeynes@362 | 4056 | case PREFIX_REPZ: bytemode = d_mode; used_prefixes |= PREFIX_REPZ; break;
|
nkeynes@362 | 4057 | case PREFIX_DATA: bytemode = x_mode; used_prefixes |= PREFIX_DATA; break;
|
nkeynes@362 | 4058 | case PREFIX_REPNZ: bytemode = q_mode; used_prefixes |= PREFIX_REPNZ; break;
|
nkeynes@362 | 4059 | default: bytemode = 0; break;
|
nkeynes@362 | 4060 | }
|
nkeynes@362 | 4061 | }
|
nkeynes@362 | 4062 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4063 | return;
|
nkeynes@362 | 4064 | }
|
nkeynes@362 | 4065 | USED_REX (REX_EXTZ);
|
nkeynes@362 | 4066 | if (rex & REX_EXTZ)
|
nkeynes@362 | 4067 | add = 8;
|
nkeynes@362 | 4068 |
|
nkeynes@362 | 4069 | /* Skip mod/rm byte. */
|
nkeynes@362 | 4070 | MODRM_CHECK;
|
nkeynes@362 | 4071 | codep++;
|
nkeynes@362 | 4072 | sprintf (scratchbuf, "%%xmm%d", rm + add);
|
nkeynes@362 | 4073 | oappend (scratchbuf + intel_syntax);
|
nkeynes@362 | 4074 | }
|
nkeynes@362 | 4075 |
|
nkeynes@362 | 4076 | static void
|
nkeynes@362 | 4077 | OP_MS (int bytemode, int sizeflag)
|
nkeynes@362 | 4078 | {
|
nkeynes@362 | 4079 | if (mod == 3)
|
nkeynes@362 | 4080 | OP_EM (bytemode, sizeflag);
|
nkeynes@362 | 4081 | else
|
nkeynes@362 | 4082 | BadOp ();
|
nkeynes@362 | 4083 | }
|
nkeynes@362 | 4084 |
|
nkeynes@362 | 4085 | static void
|
nkeynes@362 | 4086 | OP_XS (int bytemode, int sizeflag)
|
nkeynes@362 | 4087 | {
|
nkeynes@362 | 4088 | if (mod == 3)
|
nkeynes@362 | 4089 | OP_EX (bytemode, sizeflag);
|
nkeynes@362 | 4090 | else
|
nkeynes@362 | 4091 | BadOp ();
|
nkeynes@362 | 4092 | }
|
nkeynes@362 | 4093 |
|
nkeynes@362 | 4094 | static void
|
nkeynes@362 | 4095 | OP_M (int bytemode, int sizeflag)
|
nkeynes@362 | 4096 | {
|
nkeynes@362 | 4097 | if (mod == 3)
|
nkeynes@362 | 4098 | BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
|
nkeynes@362 | 4099 | else
|
nkeynes@362 | 4100 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4101 | }
|
nkeynes@362 | 4102 |
|
nkeynes@362 | 4103 | static void
|
nkeynes@362 | 4104 | OP_0f07 (int bytemode, int sizeflag)
|
nkeynes@362 | 4105 | {
|
nkeynes@362 | 4106 | if (mod != 3 || rm != 0)
|
nkeynes@362 | 4107 | BadOp ();
|
nkeynes@362 | 4108 | else
|
nkeynes@362 | 4109 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4110 | }
|
nkeynes@362 | 4111 |
|
nkeynes@362 | 4112 | static void
|
nkeynes@362 | 4113 | OP_0fae (int bytemode, int sizeflag)
|
nkeynes@362 | 4114 | {
|
nkeynes@362 | 4115 | if (mod == 3)
|
nkeynes@362 | 4116 | {
|
nkeynes@362 | 4117 | if (reg == 7)
|
nkeynes@362 | 4118 | strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence");
|
nkeynes@362 | 4119 |
|
nkeynes@362 | 4120 | if (reg < 5 || rm != 0)
|
nkeynes@362 | 4121 | {
|
nkeynes@362 | 4122 | BadOp (); /* bad sfence, mfence, or lfence */
|
nkeynes@362 | 4123 | return;
|
nkeynes@362 | 4124 | }
|
nkeynes@362 | 4125 | }
|
nkeynes@362 | 4126 | else if (reg != 7)
|
nkeynes@362 | 4127 | {
|
nkeynes@362 | 4128 | BadOp (); /* bad clflush */
|
nkeynes@362 | 4129 | return;
|
nkeynes@362 | 4130 | }
|
nkeynes@362 | 4131 |
|
nkeynes@362 | 4132 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4133 | }
|
nkeynes@362 | 4134 |
|
nkeynes@362 | 4135 | static void
|
nkeynes@362 | 4136 | NOP_Fixup (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 4137 | {
|
nkeynes@362 | 4138 | /* NOP with REPZ prefix is called PAUSE. */
|
nkeynes@362 | 4139 | if (prefixes == PREFIX_REPZ)
|
nkeynes@362 | 4140 | strcpy (obuf, "pause");
|
nkeynes@362 | 4141 | }
|
nkeynes@362 | 4142 |
|
nkeynes@362 | 4143 | static const char *const Suffix3DNow[] = {
|
nkeynes@362 | 4144 | /* 00 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4145 | /* 04 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4146 | /* 08 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4147 | /* 0C */ "pi2fw", "pi2fd", NULL, NULL,
|
nkeynes@362 | 4148 | /* 10 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4149 | /* 14 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4150 | /* 18 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4151 | /* 1C */ "pf2iw", "pf2id", NULL, NULL,
|
nkeynes@362 | 4152 | /* 20 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4153 | /* 24 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4154 | /* 28 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4155 | /* 2C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4156 | /* 30 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4157 | /* 34 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4158 | /* 38 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4159 | /* 3C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4160 | /* 40 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4161 | /* 44 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4162 | /* 48 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4163 | /* 4C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4164 | /* 50 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4165 | /* 54 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4166 | /* 58 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4167 | /* 5C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4168 | /* 60 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4169 | /* 64 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4170 | /* 68 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4171 | /* 6C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4172 | /* 70 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4173 | /* 74 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4174 | /* 78 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4175 | /* 7C */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4176 | /* 80 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4177 | /* 84 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4178 | /* 88 */ NULL, NULL, "pfnacc", NULL,
|
nkeynes@362 | 4179 | /* 8C */ NULL, NULL, "pfpnacc", NULL,
|
nkeynes@362 | 4180 | /* 90 */ "pfcmpge", NULL, NULL, NULL,
|
nkeynes@362 | 4181 | /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt",
|
nkeynes@362 | 4182 | /* 98 */ NULL, NULL, "pfsub", NULL,
|
nkeynes@362 | 4183 | /* 9C */ NULL, NULL, "pfadd", NULL,
|
nkeynes@362 | 4184 | /* A0 */ "pfcmpgt", NULL, NULL, NULL,
|
nkeynes@362 | 4185 | /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1",
|
nkeynes@362 | 4186 | /* A8 */ NULL, NULL, "pfsubr", NULL,
|
nkeynes@362 | 4187 | /* AC */ NULL, NULL, "pfacc", NULL,
|
nkeynes@362 | 4188 | /* B0 */ "pfcmpeq", NULL, NULL, NULL,
|
nkeynes@362 | 4189 | /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw",
|
nkeynes@362 | 4190 | /* B8 */ NULL, NULL, NULL, "pswapd",
|
nkeynes@362 | 4191 | /* BC */ NULL, NULL, NULL, "pavgusb",
|
nkeynes@362 | 4192 | /* C0 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4193 | /* C4 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4194 | /* C8 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4195 | /* CC */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4196 | /* D0 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4197 | /* D4 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4198 | /* D8 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4199 | /* DC */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4200 | /* E0 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4201 | /* E4 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4202 | /* E8 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4203 | /* EC */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4204 | /* F0 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4205 | /* F4 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4206 | /* F8 */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4207 | /* FC */ NULL, NULL, NULL, NULL,
|
nkeynes@362 | 4208 | };
|
nkeynes@362 | 4209 |
|
nkeynes@362 | 4210 | static void
|
nkeynes@362 | 4211 | OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 4212 | {
|
nkeynes@362 | 4213 | const char *mnemonic;
|
nkeynes@362 | 4214 |
|
nkeynes@362 | 4215 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 4216 | /* AMD 3DNow! instructions are specified by an opcode suffix in the
|
nkeynes@362 | 4217 | place where an 8-bit immediate would normally go. ie. the last
|
nkeynes@362 | 4218 | byte of the instruction. */
|
nkeynes@362 | 4219 | obufp = obuf + strlen (obuf);
|
nkeynes@362 | 4220 | mnemonic = Suffix3DNow[*codep++ & 0xff];
|
nkeynes@362 | 4221 | if (mnemonic)
|
nkeynes@362 | 4222 | oappend (mnemonic);
|
nkeynes@362 | 4223 | else
|
nkeynes@362 | 4224 | {
|
nkeynes@362 | 4225 | /* Since a variable sized modrm/sib chunk is between the start
|
nkeynes@362 | 4226 | of the opcode (0x0f0f) and the opcode suffix, we need to do
|
nkeynes@362 | 4227 | all the modrm processing first, and don't know until now that
|
nkeynes@362 | 4228 | we have a bad opcode. This necessitates some cleaning up. */
|
nkeynes@362 | 4229 | op1out[0] = '\0';
|
nkeynes@362 | 4230 | op2out[0] = '\0';
|
nkeynes@362 | 4231 | BadOp ();
|
nkeynes@362 | 4232 | }
|
nkeynes@362 | 4233 | }
|
nkeynes@362 | 4234 |
|
nkeynes@362 | 4235 | static const char *simd_cmp_op[] = {
|
nkeynes@362 | 4236 | "eq",
|
nkeynes@362 | 4237 | "lt",
|
nkeynes@362 | 4238 | "le",
|
nkeynes@362 | 4239 | "unord",
|
nkeynes@362 | 4240 | "neq",
|
nkeynes@362 | 4241 | "nlt",
|
nkeynes@362 | 4242 | "nle",
|
nkeynes@362 | 4243 | "ord"
|
nkeynes@362 | 4244 | };
|
nkeynes@362 | 4245 |
|
nkeynes@362 | 4246 | static void
|
nkeynes@362 | 4247 | OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 4248 | {
|
nkeynes@362 | 4249 | unsigned int cmp_type;
|
nkeynes@362 | 4250 |
|
nkeynes@362 | 4251 | FETCH_DATA (the_info, codep + 1);
|
nkeynes@362 | 4252 | obufp = obuf + strlen (obuf);
|
nkeynes@362 | 4253 | cmp_type = *codep++ & 0xff;
|
nkeynes@362 | 4254 | if (cmp_type < 8)
|
nkeynes@362 | 4255 | {
|
nkeynes@362 | 4256 | char suffix1 = 'p', suffix2 = 's';
|
nkeynes@362 | 4257 | used_prefixes |= (prefixes & PREFIX_REPZ);
|
nkeynes@362 | 4258 | if (prefixes & PREFIX_REPZ)
|
nkeynes@362 | 4259 | suffix1 = 's';
|
nkeynes@362 | 4260 | else
|
nkeynes@362 | 4261 | {
|
nkeynes@362 | 4262 | used_prefixes |= (prefixes & PREFIX_DATA);
|
nkeynes@362 | 4263 | if (prefixes & PREFIX_DATA)
|
nkeynes@362 | 4264 | suffix2 = 'd';
|
nkeynes@362 | 4265 | else
|
nkeynes@362 | 4266 | {
|
nkeynes@362 | 4267 | used_prefixes |= (prefixes & PREFIX_REPNZ);
|
nkeynes@362 | 4268 | if (prefixes & PREFIX_REPNZ)
|
nkeynes@362 | 4269 | suffix1 = 's', suffix2 = 'd';
|
nkeynes@362 | 4270 | }
|
nkeynes@362 | 4271 | }
|
nkeynes@362 | 4272 | sprintf (scratchbuf, "cmp%s%c%c",
|
nkeynes@362 | 4273 | simd_cmp_op[cmp_type], suffix1, suffix2);
|
nkeynes@362 | 4274 | used_prefixes |= (prefixes & PREFIX_REPZ);
|
nkeynes@362 | 4275 | oappend (scratchbuf);
|
nkeynes@362 | 4276 | }
|
nkeynes@362 | 4277 | else
|
nkeynes@362 | 4278 | {
|
nkeynes@362 | 4279 | /* We have a bad extension byte. Clean up. */
|
nkeynes@362 | 4280 | op1out[0] = '\0';
|
nkeynes@362 | 4281 | op2out[0] = '\0';
|
nkeynes@362 | 4282 | BadOp ();
|
nkeynes@362 | 4283 | }
|
nkeynes@362 | 4284 | }
|
nkeynes@362 | 4285 |
|
nkeynes@362 | 4286 | static void
|
nkeynes@362 | 4287 | SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED)
|
nkeynes@362 | 4288 | {
|
nkeynes@362 | 4289 | /* Change movlps/movhps to movhlps/movlhps for 2 register operand
|
nkeynes@362 | 4290 | forms of these instructions. */
|
nkeynes@362 | 4291 | if (mod == 3)
|
nkeynes@362 | 4292 | {
|
nkeynes@362 | 4293 | char *p = obuf + strlen (obuf);
|
nkeynes@362 | 4294 | *(p + 1) = '\0';
|
nkeynes@362 | 4295 | *p = *(p - 1);
|
nkeynes@362 | 4296 | *(p - 1) = *(p - 2);
|
nkeynes@362 | 4297 | *(p - 2) = *(p - 3);
|
nkeynes@362 | 4298 | *(p - 3) = extrachar;
|
nkeynes@362 | 4299 | }
|
nkeynes@362 | 4300 | }
|
nkeynes@362 | 4301 |
|
nkeynes@362 | 4302 | static void
|
nkeynes@362 | 4303 | PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
|
nkeynes@362 | 4304 | {
|
nkeynes@362 | 4305 | if (mod == 3 && reg == 1 && rm <= 1)
|
nkeynes@362 | 4306 | {
|
nkeynes@362 | 4307 | /* Override "sidt". */
|
nkeynes@362 | 4308 | char *p = obuf + strlen (obuf) - 4;
|
nkeynes@362 | 4309 |
|
nkeynes@362 | 4310 | /* We might have a suffix. */
|
nkeynes@362 | 4311 | if (*p == 'i')
|
nkeynes@362 | 4312 | --p;
|
nkeynes@362 | 4313 |
|
nkeynes@362 | 4314 | if (rm)
|
nkeynes@362 | 4315 | {
|
nkeynes@362 | 4316 | /* mwait %eax,%ecx */
|
nkeynes@362 | 4317 | strcpy (p, "mwait");
|
nkeynes@362 | 4318 | if (!intel_syntax)
|
nkeynes@362 | 4319 | strcpy (op1out, names32[0]);
|
nkeynes@362 | 4320 | }
|
nkeynes@362 | 4321 | else
|
nkeynes@362 | 4322 | {
|
nkeynes@362 | 4323 | /* monitor %eax,%ecx,%edx" */
|
nkeynes@362 | 4324 | strcpy (p, "monitor");
|
nkeynes@362 | 4325 | if (!intel_syntax)
|
nkeynes@362 | 4326 | {
|
nkeynes@362 | 4327 | if (!mode_64bit)
|
nkeynes@362 | 4328 | strcpy (op1out, names32[0]);
|
nkeynes@362 | 4329 | else if (!(prefixes & PREFIX_ADDR))
|
nkeynes@362 | 4330 | strcpy (op1out, names64[0]);
|
nkeynes@362 | 4331 | else
|
nkeynes@362 | 4332 | {
|
nkeynes@362 | 4333 | strcpy (op1out, names32[0]);
|
nkeynes@362 | 4334 | used_prefixes |= PREFIX_ADDR;
|
nkeynes@362 | 4335 | }
|
nkeynes@362 | 4336 | strcpy (op3out, names32[2]);
|
nkeynes@362 | 4337 | }
|
nkeynes@362 | 4338 | }
|
nkeynes@362 | 4339 | if (!intel_syntax)
|
nkeynes@362 | 4340 | {
|
nkeynes@362 | 4341 | strcpy (op2out, names32[1]);
|
nkeynes@362 | 4342 | two_source_ops = 1;
|
nkeynes@362 | 4343 | }
|
nkeynes@362 | 4344 |
|
nkeynes@362 | 4345 | codep++;
|
nkeynes@362 | 4346 | }
|
nkeynes@362 | 4347 | else
|
nkeynes@362 | 4348 | OP_E (0, sizeflag);
|
nkeynes@362 | 4349 | }
|
nkeynes@362 | 4350 |
|
nkeynes@362 | 4351 | static void
|
nkeynes@362 | 4352 | INVLPG_Fixup (int bytemode, int sizeflag)
|
nkeynes@362 | 4353 | {
|
nkeynes@362 | 4354 | const char *alt;
|
nkeynes@362 | 4355 |
|
nkeynes@362 | 4356 | switch (*codep)
|
nkeynes@362 | 4357 | {
|
nkeynes@362 | 4358 | case 0xf8:
|
nkeynes@362 | 4359 | alt = "swapgs";
|
nkeynes@362 | 4360 | break;
|
nkeynes@362 | 4361 | case 0xf9:
|
nkeynes@362 | 4362 | alt = "rdtscp";
|
nkeynes@362 | 4363 | break;
|
nkeynes@362 | 4364 | default:
|
nkeynes@362 | 4365 | OP_E (bytemode, sizeflag);
|
nkeynes@362 | 4366 | return;
|
nkeynes@362 | 4367 | }
|
nkeynes@362 | 4368 | /* Override "invlpg". */
|
nkeynes@362 | 4369 | strcpy (obuf + strlen (obuf) - 6, alt);
|
nkeynes@362 | 4370 | codep++;
|
nkeynes@362 | 4371 | }
|
nkeynes@362 | 4372 |
|
nkeynes@362 | 4373 | static void
|
nkeynes@362 | 4374 | BadOp (void)
|
nkeynes@362 | 4375 | {
|
nkeynes@362 | 4376 | /* Throw away prefixes and 1st. opcode byte. */
|
nkeynes@362 | 4377 | codep = insn_codep + 1;
|
nkeynes@362 | 4378 | oappend ("(bad)");
|
nkeynes@362 | 4379 | }
|