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Diffstat (limited to 'include/opcode/i386.h')
| -rw-r--r-- | include/opcode/i386.h | 1063 |
1 files changed, 1063 insertions, 0 deletions
diff --git a/include/opcode/i386.h b/include/opcode/i386.h new file mode 100644 index 000000000..ef8fece15 --- /dev/null +++ b/include/opcode/i386.h @@ -0,0 +1,1063 @@ +/* opcode/i386.h -- Intel 80386 opcode table + Copyright 1989, 91, 92, 93, 94, 95, 96, 97, 98, 1999 Free Software Foundation. + +This file is part of GAS, the GNU Assembler, and GDB, the GNU Debugger. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +/* The UnixWare assembler, and probably other AT&T derived ix86 Unix + assemblers, generate floating point instructions with reversed + source and destination registers in certain cases. Unfortunately, + gcc and possibly many other programs use this reversed syntax, so + we're stuck with it. + + eg. `fsub %st(3),%st' results in st <- st - st(3) as expected, but + `fsub %st,%st(3)' results in st(3) <- st - st(3), rather than + the expected st(3) <- st(3) - st ! + + This happens with all the non-commutative arithmetic floating point + operations with two register operands, where the source register is + %st, and destination register is %st(i). Look for FloatDR below. */ + +#ifndef UNIXWARE_COMPAT +/* Set non-zero for broken, compatible instructions. Set to zero for + non-broken opcodes at your peril. gcc generates UnixWare + compatible instructions. */ +#define UNIXWARE_COMPAT 1 +#endif + + +static const template i386_optab[] = { + +#define X None +#define ReverseModrm (ReverseRegRegmem|Modrm) +#define NoSuf (No_bSuf|No_wSuf|No_lSuf|No_sSuf|No_dSuf|No_xSuf) +#define b_Suf (No_wSuf|No_lSuf|No_sSuf|No_dSuf|No_xSuf) +#define w_Suf (No_bSuf|No_lSuf|No_sSuf|No_dSuf|No_xSuf) +#define l_Suf (No_bSuf|No_wSuf|No_sSuf|No_dSuf|No_xSuf) +#define d_Suf (No_bSuf|No_wSuf|No_sSuf|No_lSuf|No_xSuf) +#define x_Suf (No_bSuf|No_wSuf|No_sSuf|No_lSuf|No_dSuf) +#define bw_Suf (No_lSuf|No_sSuf|No_dSuf|No_xSuf) +#define bl_Suf (No_wSuf|No_sSuf|No_dSuf|No_xSuf) +#define wl_Suf (No_bSuf|No_sSuf|No_dSuf|No_xSuf) +#define sl_Suf (No_bSuf|No_wSuf|No_dSuf|No_xSuf) +#define sld_Suf (No_bSuf|No_wSuf|No_xSuf) +#define sldx_Suf (No_bSuf|No_wSuf) +#define bwl_Suf (No_sSuf|No_dSuf|No_xSuf) +#define bwld_Suf (No_sSuf|No_xSuf) +#define FP (NoSuf|IgnoreSize) +#define l_FP (l_Suf|IgnoreSize) +#define d_FP (d_Suf|IgnoreSize) +#define x_FP (x_Suf|IgnoreSize) +#define sl_FP (sl_Suf|IgnoreSize) +#define sld_FP (sld_Suf|IgnoreSize) +#define sldx_FP (sldx_Suf|IgnoreSize) +#if UNIXWARE_COMPAT +#define FloatDR FloatD +#else +#define FloatDR (FloatD|FloatR) +#endif + +/* move instructions */ +#define MOV_AX_DISP32 0xa0 +{ "mov", 2, 0xa0, X, bwl_Suf|D|W, { Disp16|Disp32, Acc, 0 } }, +{ "mov", 2, 0x88, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0 } }, +{ "mov", 2, 0xb0, X, bwl_Suf|W|ShortForm, { Imm, Reg, 0 } }, +{ "mov", 2, 0xc6, X, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0 } }, +/* The next two instructions accept WordReg so that a segment register + can be copied to a 32 bit register, and vice versa, without using a + size prefix. When moving to a 32 bit register, the upper 16 bits + are set to an implementation defined value (on the Pentium Pro, + the implementation defined value is zero). */ +{ "mov", 2, 0x8c, X, wl_Suf|Modrm, { SReg3|SReg2, WordReg|WordMem, 0 } }, +{ "mov", 2, 0x8e, X, wl_Suf|Modrm|IgnoreSize, { WordReg|WordMem, SReg3|SReg2, 0 } }, +/* move to/from control debug registers */ +{ "mov", 2, 0x0f20, X, l_Suf|D|Modrm|IgnoreSize, { Control, Reg32, 0} }, +{ "mov", 2, 0x0f21, X, l_Suf|D|Modrm|IgnoreSize, { Debug, Reg32, 0} }, +{ "mov", 2, 0x0f24, X, l_Suf|D|Modrm|IgnoreSize, { Test, Reg32, 0} }, + +/* move with sign extend */ +/* "movsbl" & "movsbw" must not be unified into "movsb" to avoid + conflict with the "movs" string move instruction. */ +{"movsbl", 2, 0x0fbe, X, NoSuf|ReverseModrm, { Reg8|ByteMem, Reg32, 0} }, +{"movsbw", 2, 0x0fbe, X, NoSuf|ReverseModrm, { Reg8|ByteMem, Reg16, 0} }, +{"movswl", 2, 0x0fbf, X, NoSuf|ReverseModrm, { Reg16|ShortMem, Reg32, 0} }, +/* Intel Syntax */ +{"movsx", 2, 0x0fbf, X, w_Suf|ReverseModrm|IgnoreSize, { Reg16|ShortMem, Reg32, 0} }, +{"movsx", 2, 0x0fbe, X, b_Suf|ReverseModrm, { Reg8|ByteMem, WordReg, 0} }, + +/* move with zero extend */ +{"movzb", 2, 0x0fb6, X, wl_Suf|ReverseModrm, { Reg8|ByteMem, WordReg, 0} }, +{"movzwl", 2, 0x0fb7, X, NoSuf|ReverseModrm, { Reg16|ShortMem, Reg32, 0} }, +/* Intel Syntax */ +{"movzx", 2, 0x0fb7, X, w_Suf|ReverseModrm|IgnoreSize, { Reg16|ShortMem, Reg32, 0} }, +{"movzx", 2, 0x0fb6, X, b_Suf|ReverseModrm, { Reg8|ByteMem, WordReg, 0} }, + +/* push instructions */ +{"push", 1, 0x50, X, wl_Suf|ShortForm, { WordReg,0,0 } }, +{"push", 1, 0xff, 6, wl_Suf|Modrm, { WordReg|WordMem, 0, 0 } }, +{"push", 1, 0x6a, X, wl_Suf, { Imm8S, 0, 0} }, +{"push", 1, 0x68, X, wl_Suf, { Imm16|Imm32, 0, 0} }, +{"push", 1, 0x06, X, wl_Suf|Seg2ShortForm, { SReg2,0,0 } }, +{"push", 1, 0x0fa0, X, wl_Suf|Seg3ShortForm, { SReg3,0,0 } }, +/* push all */ +{"pusha", 0, 0x60, X, wl_Suf, { 0, 0, 0 } }, + +/* pop instructions */ +{"pop", 1, 0x58, X, wl_Suf|ShortForm, { WordReg,0,0 } }, +{"pop", 1, 0x8f, 0, wl_Suf|Modrm, { WordReg|WordMem, 0, 0 } }, +#define POP_SEG_SHORT 0x07 +{"pop", 1, 0x07, X, wl_Suf|Seg2ShortForm, { SReg2,0,0 } }, +{"pop", 1, 0x0fa1, X, wl_Suf|Seg3ShortForm, { SReg3,0,0 } }, +/* pop all */ +{"popa", 0, 0x61, X, wl_Suf, { 0, 0, 0 } }, + +/* xchg exchange instructions + xchg commutes: we allow both operand orders */ +{"xchg", 2, 0x90, X, wl_Suf|ShortForm, { WordReg, Acc, 0 } }, +{"xchg", 2, 0x90, X, wl_Suf|ShortForm, { Acc, WordReg, 0 } }, +{"xchg", 2, 0x86, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0 } }, +{"xchg", 2, 0x86, X, bwl_Suf|W|Modrm, { Reg|AnyMem, Reg, 0 } }, + +/* in/out from ports */ +{"in", 2, 0xe4, X, bwl_Suf|W, { Imm8, Acc, 0 } }, +{"in", 2, 0xec, X, bwl_Suf|W, { InOutPortReg, Acc, 0 } }, +{"in", 1, 0xe4, X, bwl_Suf|W, { Imm8, 0, 0 } }, +{"in", 1, 0xec, X, bwl_Suf|W, { InOutPortReg, 0, 0 } }, +{"out", 2, 0xe6, X, bwl_Suf|W, { Acc, Imm8, 0 } }, +{"out", 2, 0xee, X, bwl_Suf|W, { Acc, InOutPortReg, 0 } }, +{"out", 1, 0xe6, X, bwl_Suf|W, { Imm8, 0, 0 } }, +{"out", 1, 0xee, X, bwl_Suf|W, { InOutPortReg, 0, 0 } }, + +/* load effective address */ +{"lea", 2, 0x8d, X, wl_Suf|Modrm, { WordMem, WordReg, 0 } }, + +/* load segment registers from memory */ +{"lds", 2, 0xc5, X, wl_Suf|Modrm, { WordMem, WordReg, 0} }, +{"les", 2, 0xc4, X, wl_Suf|Modrm, { WordMem, WordReg, 0} }, +{"lfs", 2, 0x0fb4, X, wl_Suf|Modrm, { WordMem, WordReg, 0} }, +{"lgs", 2, 0x0fb5, X, wl_Suf|Modrm, { WordMem, WordReg, 0} }, +{"lss", 2, 0x0fb2, X, wl_Suf|Modrm, { WordMem, WordReg, 0} }, + +/* flags register instructions */ +{"clc", 0, 0xf8, X, NoSuf, { 0, 0, 0} }, +{"cld", 0, 0xfc, X, NoSuf, { 0, 0, 0} }, +{"cli", 0, 0xfa, X, NoSuf, { 0, 0, 0} }, +{"clts", 0, 0x0f06, X, NoSuf, { 0, 0, 0} }, +{"cmc", 0, 0xf5, X, NoSuf, { 0, 0, 0} }, +{"lahf", 0, 0x9f, X, NoSuf, { 0, 0, 0} }, +{"sahf", 0, 0x9e, X, NoSuf, { 0, 0, 0} }, +{"pushf", 0, 0x9c, X, wl_Suf, { 0, 0, 0} }, +{"popf", 0, 0x9d, X, wl_Suf, { 0, 0, 0} }, +{"stc", 0, 0xf9, X, NoSuf, { 0, 0, 0} }, +{"std", 0, 0xfd, X, NoSuf, { 0, 0, 0} }, +{"sti", 0, 0xfb, X, NoSuf, { 0, 0, 0} }, + +/* arithmetic */ +{"add", 2, 0x00, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"add", 2, 0x83, 0, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"add", 2, 0x04, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"add", 2, 0x80, 0, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"inc", 1, 0x40, X, wl_Suf|ShortForm, { WordReg, 0, 0} }, +{"inc", 1, 0xfe, 0, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"sub", 2, 0x28, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"sub", 2, 0x83, 5, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"sub", 2, 0x2c, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"sub", 2, 0x80, 5, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"dec", 1, 0x48, X, wl_Suf|ShortForm, { WordReg, 0, 0} }, +{"dec", 1, 0xfe, 1, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"sbb", 2, 0x18, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"sbb", 2, 0x83, 3, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"sbb", 2, 0x1c, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"sbb", 2, 0x80, 3, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"cmp", 2, 0x38, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"cmp", 2, 0x83, 7, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"cmp", 2, 0x3c, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"cmp", 2, 0x80, 7, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"test", 2, 0x84, X, bwl_Suf|W|Modrm, { Reg|AnyMem, Reg, 0} }, +{"test", 2, 0x84, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"test", 2, 0xa8, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"test", 2, 0xf6, 0, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"and", 2, 0x20, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"and", 2, 0x83, 4, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"and", 2, 0x24, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"and", 2, 0x80, 4, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"or", 2, 0x08, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"or", 2, 0x83, 1, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"or", 2, 0x0c, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"or", 2, 0x80, 1, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"xor", 2, 0x30, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"xor", 2, 0x83, 6, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"xor", 2, 0x34, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"xor", 2, 0x80, 6, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +/* iclr with 1 operand is really xor with 2 operands. */ +{"clr", 1, 0x30, X, bwl_Suf|W|Modrm|regKludge, { Reg, 0, 0 } }, + +{"adc", 2, 0x10, X, bwl_Suf|D|W|Modrm, { Reg, Reg|AnyMem, 0} }, +{"adc", 2, 0x83, 2, wl_Suf|Modrm, { Imm8S, WordReg|WordMem, 0} }, +{"adc", 2, 0x14, X, bwl_Suf|W, { Imm, Acc, 0} }, +{"adc", 2, 0x80, 2, bwl_Suf|W|Modrm, { Imm, Reg|AnyMem, 0} }, + +{"neg", 1, 0xf6, 3, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"not", 1, 0xf6, 2, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"aaa", 0, 0x37, X, NoSuf, { 0, 0, 0} }, +{"aas", 0, 0x3f, X, NoSuf, { 0, 0, 0} }, +{"daa", 0, 0x27, X, NoSuf, { 0, 0, 0} }, +{"das", 0, 0x2f, X, NoSuf, { 0, 0, 0} }, +{"aad", 0, 0xd50a, X, NoSuf, { 0, 0, 0} }, +{"aad", 1, 0xd5, X, NoSuf, { Imm8S, 0, 0} }, +{"aam", 0, 0xd40a, X, NoSuf, { 0, 0, 0} }, +{"aam", 1, 0xd4, X, NoSuf, { Imm8S, 0, 0} }, + +/* conversion insns */ +/* conversion: intel naming */ +{"cbw", 0, 0x98, X, NoSuf|Size16, { 0, 0, 0} }, +{"cwde", 0, 0x98, X, NoSuf|Size32, { 0, 0, 0} }, +{"cwd", 0, 0x99, X, NoSuf|Size16, { 0, 0, 0} }, +{"cdq", 0, 0x99, X, NoSuf|Size32, { 0, 0, 0} }, +/* att naming */ +{"cbtw", 0, 0x98, X, NoSuf|Size16, { 0, 0, 0} }, +{"cwtl", 0, 0x98, X, NoSuf|Size32, { 0, 0, 0} }, +{"cwtd", 0, 0x99, X, NoSuf|Size16, { 0, 0, 0} }, +{"cltd", 0, 0x99, X, NoSuf|Size32, { 0, 0, 0} }, + +/* Warning! the mul/imul (opcode 0xf6) must only have 1 operand! They are + expanding 64-bit multiplies, and *cannot* be selected to accomplish + 'imul %ebx, %eax' (opcode 0x0faf must be used in this case) + These multiplies can only be selected with single operand forms. */ +{"mul", 1, 0xf6, 4, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"imul", 1, 0xf6, 5, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"imul", 2, 0x0faf, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"imul", 3, 0x6b, X, wl_Suf|ReverseModrm, { Imm8S, WordReg|WordMem, WordReg} }, +{"imul", 3, 0x69, X, wl_Suf|ReverseModrm, { Imm16|Imm32, WordReg|WordMem, WordReg} }, +/* imul with 2 operands mimics imul with 3 by putting the register in + both i.rm.reg & i.rm.regmem fields. regKludge enables this + transformation. */ +{"imul", 2, 0x6b, X, wl_Suf|Modrm|regKludge,{ Imm8S, WordReg, 0} }, +{"imul", 2, 0x69, X, wl_Suf|Modrm|regKludge,{ Imm16|Imm32, WordReg, 0} }, + +{"div", 1, 0xf6, 6, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"div", 2, 0xf6, 6, bwl_Suf|W|Modrm, { Reg|AnyMem, Acc, 0} }, +{"idiv", 1, 0xf6, 7, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"idiv", 2, 0xf6, 7, bwl_Suf|W|Modrm, { Reg|AnyMem, Acc, 0} }, + +{"rol", 2, 0xd0, 0, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"rol", 2, 0xc0, 0, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"rol", 2, 0xd2, 0, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"rol", 1, 0xd0, 0, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"ror", 2, 0xd0, 1, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"ror", 2, 0xc0, 1, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"ror", 2, 0xd2, 1, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"ror", 1, 0xd0, 1, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"rcl", 2, 0xd0, 2, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"rcl", 2, 0xc0, 2, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"rcl", 2, 0xd2, 2, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"rcl", 1, 0xd0, 2, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"rcr", 2, 0xd0, 3, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"rcr", 2, 0xc0, 3, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"rcr", 2, 0xd2, 3, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"rcr", 1, 0xd0, 3, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"sal", 2, 0xd0, 4, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"sal", 2, 0xc0, 4, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"sal", 2, 0xd2, 4, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"sal", 1, 0xd0, 4, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, +{"shl", 2, 0xd0, 4, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"shl", 2, 0xc0, 4, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"shl", 2, 0xd2, 4, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"shl", 1, 0xd0, 4, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"shld", 3, 0x0fa4, X, wl_Suf|Modrm, { Imm8, WordReg, WordReg|WordMem} }, +{"shld", 3, 0x0fa5, X, wl_Suf|Modrm, { ShiftCount, WordReg, WordReg|WordMem} }, +{"shld", 2, 0x0fa5, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, + +{"shr", 2, 0xd0, 5, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"shr", 2, 0xc0, 5, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"shr", 2, 0xd2, 5, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"shr", 1, 0xd0, 5, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +{"shrd", 3, 0x0fac, X, wl_Suf|Modrm, { Imm8, WordReg, WordReg|WordMem} }, +{"shrd", 3, 0x0fad, X, wl_Suf|Modrm, { ShiftCount, WordReg, WordReg|WordMem} }, +{"shrd", 2, 0x0fad, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, + +{"sar", 2, 0xd0, 7, bwl_Suf|W|Modrm, { Imm1, Reg|AnyMem, 0} }, +{"sar", 2, 0xc0, 7, bwl_Suf|W|Modrm, { Imm8, Reg|AnyMem, 0} }, +{"sar", 2, 0xd2, 7, bwl_Suf|W|Modrm, { ShiftCount, Reg|AnyMem, 0} }, +{"sar", 1, 0xd0, 7, bwl_Suf|W|Modrm, { Reg|AnyMem, 0, 0} }, + +/* control transfer instructions */ +{"call", 1, 0xe8, X, wl_Suf|JumpDword, { Disp16|Disp32, 0, 0} }, +{"call", 1, 0xff, 2, wl_Suf|Modrm, { WordReg|WordMem|JumpAbsolute, 0, 0} }, +/* Intel Syntax */ +{"call", 2, 0x9a, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"lcall", 2, 0x9a, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"lcall", 1, 0xff, 3, wl_Suf|Modrm, { WordMem, 0, 0} }, + +#define JUMP_PC_RELATIVE 0xeb +{"jmp", 1, 0xeb, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jmp", 1, 0xff, 4, wl_Suf|Modrm, { WordReg|WordMem|JumpAbsolute, 0, 0} }, +/* Intel Syntax */ +{"jmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"jmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"ljmp", 2, 0xea, X, wl_Suf|JumpInterSegment, { Imm16, Imm16|Imm32, 0} }, +{"ljmp", 1, 0xff, 5, wl_Suf|Modrm, { WordMem, 0, 0} }, + +{"ret", 0, 0xc3, X, wl_Suf, { 0, 0, 0} }, +{"ret", 1, 0xc2, X, wl_Suf, { Imm16, 0, 0} }, +{"lret", 0, 0xcb, X, wl_Suf, { 0, 0, 0} }, +{"lret", 1, 0xca, X, wl_Suf, { Imm16, 0, 0} }, +{"enter", 2, 0xc8, X, wl_Suf, { Imm16, Imm8, 0} }, +{"leave", 0, 0xc9, X, wl_Suf, { 0, 0, 0} }, + +/* conditional jumps */ +{"jo", 1, 0x70, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jno", 1, 0x71, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jb", 1, 0x72, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jc", 1, 0x72, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnae", 1, 0x72, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnb", 1, 0x73, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnc", 1, 0x73, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jae", 1, 0x73, X, NoSuf|Jump, { Disp, 0, 0} }, +{"je", 1, 0x74, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jz", 1, 0x74, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jne", 1, 0x75, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnz", 1, 0x75, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jbe", 1, 0x76, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jna", 1, 0x76, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnbe", 1, 0x77, X, NoSuf|Jump, { Disp, 0, 0} }, +{"ja", 1, 0x77, X, NoSuf|Jump, { Disp, 0, 0} }, +{"js", 1, 0x78, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jns", 1, 0x79, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jp", 1, 0x7a, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jpe", 1, 0x7a, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnp", 1, 0x7b, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jpo", 1, 0x7b, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jl", 1, 0x7c, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnge", 1, 0x7c, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnl", 1, 0x7d, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jge", 1, 0x7d, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jle", 1, 0x7e, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jng", 1, 0x7e, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jnle", 1, 0x7f, X, NoSuf|Jump, { Disp, 0, 0} }, +{"jg", 1, 0x7f, X, NoSuf|Jump, { Disp, 0, 0} }, + +/* jcxz vs. jecxz is chosen on the basis of the address size prefix. */ +{"jcxz", 1, 0xe3, X, NoSuf|JumpByte|Size16, { Disp, 0, 0} }, +{"jecxz", 1, 0xe3, X, NoSuf|JumpByte|Size32, { Disp, 0, 0} }, + +/* The loop instructions also use the address size prefix to select + %cx rather than %ecx for the loop count, so the `w' form of these + instructions emit an address size prefix rather than a data size + prefix. */ +{"loop", 1, 0xe2, X, wl_Suf|JumpByte, { Disp, 0, 0} }, +{"loopz", 1, 0xe1, X, wl_Suf|JumpByte, { Disp, 0, 0} }, +{"loope", 1, 0xe1, X, wl_Suf|JumpByte, { Disp, 0, 0} }, +{"loopnz", 1, 0xe0, X, wl_Suf|JumpByte, { Disp, 0, 0} }, +{"loopne", 1, 0xe0, X, wl_Suf|JumpByte, { Disp, 0, 0} }, + +/* set byte on flag instructions */ +{"seto", 1, 0x0f90, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setno", 1, 0x0f91, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setb", 1, 0x0f92, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setc", 1, 0x0f92, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnae", 1, 0x0f92, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnb", 1, 0x0f93, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnc", 1, 0x0f93, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setae", 1, 0x0f93, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"sete", 1, 0x0f94, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setz", 1, 0x0f94, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setne", 1, 0x0f95, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnz", 1, 0x0f95, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setbe", 1, 0x0f96, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setna", 1, 0x0f96, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnbe", 1, 0x0f97, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"seta", 1, 0x0f97, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"sets", 1, 0x0f98, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setns", 1, 0x0f99, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setp", 1, 0x0f9a, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setpe", 1, 0x0f9a, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnp", 1, 0x0f9b, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setpo", 1, 0x0f9b, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setl", 1, 0x0f9c, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnge", 1, 0x0f9c, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnl", 1, 0x0f9d, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setge", 1, 0x0f9d, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setle", 1, 0x0f9e, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setng", 1, 0x0f9e, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setnle", 1, 0x0f9f, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, +{"setg", 1, 0x0f9f, 0, b_Suf|Modrm, { Reg8|ByteMem, 0, 0} }, + +/* string manipulation */ +{"cmps", 0, 0xa6, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"cmps", 2, 0xa6, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, AnyMem, 0} }, +{"scmp", 0, 0xa6, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"scmp", 2, 0xa6, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, AnyMem, 0} }, +{"ins", 0, 0x6c, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"ins", 2, 0x6c, X, bwld_Suf|W|IsString, { InOutPortReg, AnyMem|EsSeg, 0} }, +{"outs", 0, 0x6e, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"outs", 2, 0x6e, X, bwld_Suf|W|IsString, { AnyMem, InOutPortReg, 0} }, +{"lods", 0, 0xac, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"lods", 1, 0xac, X, bwld_Suf|W|IsString, { AnyMem, 0, 0} }, +{"lods", 2, 0xac, X, bwld_Suf|W|IsString, { AnyMem, Acc, 0} }, +{"slod", 0, 0xac, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"slod", 1, 0xac, X, bwld_Suf|W|IsString, { AnyMem, 0, 0} }, +{"slod", 2, 0xac, X, bwld_Suf|W|IsString, { AnyMem, Acc, 0} }, +{"movs", 0, 0xa4, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"movs", 2, 0xa4, X, bwld_Suf|W|IsString, { AnyMem, AnyMem|EsSeg, 0} }, +{"smov", 0, 0xa4, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"smov", 2, 0xa4, X, bwld_Suf|W|IsString, { AnyMem, AnyMem|EsSeg, 0} }, +{"scas", 0, 0xae, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"scas", 1, 0xae, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, 0, 0} }, +{"scas", 2, 0xae, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, Acc, 0} }, +{"ssca", 0, 0xae, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"ssca", 1, 0xae, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, 0, 0} }, +{"ssca", 2, 0xae, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, Acc, 0} }, +{"stos", 0, 0xaa, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"stos", 1, 0xaa, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, 0, 0} }, +{"stos", 2, 0xaa, X, bwld_Suf|W|IsString, { Acc, AnyMem|EsSeg, 0} }, +{"ssto", 0, 0xaa, X, bwld_Suf|W|IsString, { 0, 0, 0} }, +{"ssto", 1, 0xaa, X, bwld_Suf|W|IsString, { AnyMem|EsSeg, 0, 0} }, +{"ssto", 2, 0xaa, X, bwld_Suf|W|IsString, { Acc, AnyMem|EsSeg, 0} }, +{"xlat", 0, 0xd7, X, b_Suf|IsString, { 0, 0, 0} }, +{"xlat", 1, 0xd7, X, b_Suf|IsString, { AnyMem, 0, 0} }, + +/* bit manipulation */ +{"bsf", 2, 0x0fbc, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"bsr", 2, 0x0fbd, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"bt", 2, 0x0fa3, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, +{"bt", 2, 0x0fba, 4, wl_Suf|Modrm, { Imm8, WordReg|WordMem, 0} }, +{"btc", 2, 0x0fbb, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, +{"btc", 2, 0x0fba, 7, wl_Suf|Modrm, { Imm8, WordReg|WordMem, 0} }, +{"btr", 2, 0x0fb3, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, +{"btr", 2, 0x0fba, 6, wl_Suf|Modrm, { Imm8, WordReg|WordMem, 0} }, +{"bts", 2, 0x0fab, X, wl_Suf|Modrm, { WordReg, WordReg|WordMem, 0} }, +{"bts", 2, 0x0fba, 5, wl_Suf|Modrm, { Imm8, WordReg|WordMem, 0} }, + +/* interrupts & op. sys insns */ +/* See gas/config/tc-i386.c for conversion of 'int $3' into the special + int 3 insn. */ +#define INT_OPCODE 0xcd +#define INT3_OPCODE 0xcc +{"int", 1, 0xcd, X, NoSuf, { Imm8, 0, 0} }, +{"int3", 0, 0xcc, X, NoSuf, { 0, 0, 0} }, +{"into", 0, 0xce, X, NoSuf, { 0, 0, 0} }, +{"iret", 0, 0xcf, X, wl_Suf, { 0, 0, 0} }, +/* i386sl, i486sl, later 486, and Pentium */ +{"rsm", 0, 0x0faa, X, NoSuf, { 0, 0, 0} }, + +{"bound", 2, 0x62, X, wl_Suf|Modrm, { WordReg, WordMem, 0} }, + +{"hlt", 0, 0xf4, X, NoSuf, { 0, 0, 0} }, +/* nop is actually 'xchgl %eax, %eax' */ +{"nop", 0, 0x90, X, NoSuf, { 0, 0, 0} }, + +/* protection control */ +{"arpl", 2, 0x63, X, NoSuf|Modrm|IgnoreSize,{ Reg16, Reg16|ShortMem, 0} }, +{"lar", 2, 0x0f02, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"lgdt", 1, 0x0f01, 2, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"lidt", 1, 0x0f01, 3, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"lldt", 1, 0x0f00, 2, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"lmsw", 1, 0x0f01, 6, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"lsl", 2, 0x0f03, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"ltr", 1, 0x0f00, 3, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, + +{"sgdt", 1, 0x0f01, 0, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"sidt", 1, 0x0f01, 1, wl_Suf|Modrm, { WordMem, 0, 0} }, +{"sldt", 1, 0x0f00, 0, wl_Suf|Modrm, { WordReg|WordMem, 0, 0} }, +{"smsw", 1, 0x0f01, 4, wl_Suf|Modrm, { WordReg|WordMem, 0, 0} }, +{"str", 1, 0x0f00, 1, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, + +{"verr", 1, 0x0f00, 4, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, +{"verw", 1, 0x0f00, 5, NoSuf|Modrm|IgnoreSize,{ Reg16|ShortMem, 0, 0} }, + +/* floating point instructions */ + +/* load */ +{"fld", 1, 0xd9c0, X, FP|ShortForm, { FloatReg, 0, 0} }, /* register */ +{"fld", 1, 0xd9, 0, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, /* %st0 <-- mem float/double */ +{"fld", 1, 0xd9c0, X, l_FP|ShortForm|Ugh, { FloatReg, 0, 0} }, +/* Intel Syntax */ +{"fld", 1, 0xdb, 5, x_FP|Modrm, { LLongMem, 0, 0} }, /* %st0 <-- mem efloat */ +{"fild", 1, 0xdf, 0, sl_Suf|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, /* %st0 <-- mem word(16)/dword(32) */ +/* Intel Syntax */ +{"fild", 1, 0xdf, 5, d_Suf|IgnoreSize|Modrm,{ LLongMem, 0, 0} }, /* %st0 <-- mem qword (64) */ +{"fildq", 1, 0xdf, 5, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 <-- mem qword (64) */ +{"fildll", 1, 0xdf, 5, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 <-- mem qword (64) */ +{"fldt", 1, 0xdb, 5, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 <-- mem efloat */ +{"fbld", 1, 0xdf, 4, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 <-- mem bcd */ + +/* store (no pop) */ +{"fst", 1, 0xddd0, X, FP|ShortForm, { FloatReg, 0, 0} }, /* register */ +{"fst", 1, 0xd9, 2, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, /* %st0 --> mem float/double */ +{"fst", 1, 0xddd0, X, l_FP|ShortForm|Ugh, { FloatReg, 0, 0} }, +{"fist", 1, 0xdf, 2, sld_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, /* %st0 --> mem word(16)/dword(32) */ + +/* store (with pop) */ +{"fstp", 1, 0xddd8, X, FP|ShortForm, { FloatReg, 0, 0} }, /* register */ +{"fstp", 1, 0xd9, 3, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, /* %st0 --> mem float/double */ +{"fstp", 1, 0xddd8, X, l_FP|ShortForm|Ugh, { FloatReg, 0, 0} }, +/* Intel Syntax */ +{"fstp", 1, 0xdb, 7, x_FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem efloat */ +{"fistp", 1, 0xdf, 3, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, /* %st0 --> mem word(16)/dword(32) */ +/* Intel Syntax */ +{"fistp", 1, 0xdf, 7, d_FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem qword (64) */ +{"fistpq", 1, 0xdf, 7, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem qword (64) */ +{"fistpll",1, 0xdf, 7, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem qword (64) */ +{"fstpt", 1, 0xdb, 7, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem efloat */ +{"fbstp", 1, 0xdf, 6, FP|Modrm, { LLongMem, 0, 0} }, /* %st0 --> mem bcd */ + +/* exchange %st<n> with %st0 */ +{"fxch", 1, 0xd9c8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fxch", 0, 0xd9c9, X, FP, { 0, 0, 0} }, /* alias for fxch %st(1) */ + +/* comparison (without pop) */ +{"fcom", 1, 0xd8d0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fcom", 0, 0xd8d1, X, FP, { 0, 0, 0} }, /* alias for fcom %st(1) */ +{"fcom", 1, 0xd8, 2, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, /* compare %st0, mem float/double */ +{"fcom", 1, 0xd8d0, X, l_FP|ShortForm|Ugh, { FloatReg, 0, 0} }, +{"ficom", 1, 0xde, 2, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, /* compare %st0, mem word/dword */ + +/* comparison (with pop) */ +{"fcomp", 1, 0xd8d8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fcomp", 0, 0xd8d9, X, FP, { 0, 0, 0} }, /* alias for fcomp %st(1) */ +{"fcomp", 1, 0xd8, 3, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, /* compare %st0, mem float/double */ +{"fcomp", 1, 0xd8d8, X, l_FP|ShortForm|Ugh, { FloatReg, 0, 0} }, +{"ficomp", 1, 0xde, 3, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, /* compare %st0, mem word/dword */ +{"fcompp", 0, 0xded9, X, FP, { 0, 0, 0} }, /* compare %st0, %st1 & pop 2 */ + +/* unordered comparison (with pop) */ +{"fucom", 1, 0xdde0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fucom", 0, 0xdde1, X, FP, { 0, 0, 0} }, /* alias for fucom %st(1) */ +{"fucomp", 1, 0xdde8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fucomp", 0, 0xdde9, X, FP, { 0, 0, 0} }, /* alias for fucomp %st(1) */ +{"fucompp",0, 0xdae9, X, FP, { 0, 0, 0} }, /* ucompare %st0, %st1 & pop twice */ + +{"ftst", 0, 0xd9e4, X, FP, { 0, 0, 0} }, /* test %st0 */ +{"fxam", 0, 0xd9e5, X, FP, { 0, 0, 0} }, /* examine %st0 */ + +/* load constants into %st0 */ +{"fld1", 0, 0xd9e8, X, FP, { 0, 0, 0} }, /* %st0 <-- 1.0 */ +{"fldl2t", 0, 0xd9e9, X, FP, { 0, 0, 0} }, /* %st0 <-- log2(10) */ +{"fldl2e", 0, 0xd9ea, X, FP, { 0, 0, 0} }, /* %st0 <-- log2(e) */ +{"fldpi", 0, 0xd9eb, X, FP, { 0, 0, 0} }, /* %st0 <-- pi */ +{"fldlg2", 0, 0xd9ec, X, FP, { 0, 0, 0} }, /* %st0 <-- log10(2) */ +{"fldln2", 0, 0xd9ed, X, FP, { 0, 0, 0} }, /* %st0 <-- ln(2) */ +{"fldz", 0, 0xd9ee, X, FP, { 0, 0, 0} }, /* %st0 <-- 0.0 */ + +/* arithmetic */ + +/* add */ +{"fadd", 2, 0xd8c0, X, FP|ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, +{"fadd", 1, 0xd8c0, X, FP|ShortForm, { FloatReg, 0, 0} }, /* alias for fadd %st(i), %st */ +#if UNIXWARE_COMPAT +{"fadd", 0, 0xdec1, X, FP|Ugh, { 0, 0, 0} }, /* alias for faddp */ +#endif +{"fadd", 1, 0xd8, 0, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fiadd", 1, 0xde, 0, sld_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +{"faddp", 2, 0xdec0, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"faddp", 1, 0xdec0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"faddp", 0, 0xdec1, X, FP, { 0, 0, 0} }, /* alias for faddp %st, %st(1) */ +{"faddp", 2, 0xdec0, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, + +/* subtract */ +{"fsub", 2, 0xd8e0, X, FP|ShortForm|FloatDR, { FloatReg, FloatAcc, 0} }, +{"fsub", 1, 0xd8e0, X, FP|ShortForm, { FloatReg, 0, 0} }, +#if UNIXWARE_COMPAT +{"fsub", 0, 0xdee1, X, FP|Ugh, { 0, 0, 0} }, /* alias for fsubp */ +#endif +{"fsub", 1, 0xd8, 4, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fisub", 1, 0xde, 4, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +#if UNIXWARE_COMPAT +{"fsubp", 2, 0xdee0, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fsubp", 1, 0xdee0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fsubp", 0, 0xdee1, X, FP, { 0, 0, 0} }, +{"fsubp", 2, 0xdee0, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, +#else +{"fsubp", 2, 0xdee8, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fsubp", 1, 0xdee8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fsubp", 0, 0xdee9, X, FP, { 0, 0, 0} }, +#endif + +/* subtract reverse */ +{"fsubr", 2, 0xd8e8, X, FP|ShortForm|FloatDR, { FloatReg, FloatAcc, 0} }, +{"fsubr", 1, 0xd8e8, X, FP|ShortForm, { FloatReg, 0, 0} }, +#if UNIXWARE_COMPAT +{"fsubr", 0, 0xdee9, X, FP|Ugh, { 0, 0, 0} }, /* alias for fsubrp */ +#endif +{"fsubr", 1, 0xd8, 5, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fisubr", 1, 0xde, 5, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +#if UNIXWARE_COMPAT +{"fsubrp", 2, 0xdee8, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fsubrp", 1, 0xdee8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fsubrp", 0, 0xdee9, X, FP, { 0, 0, 0} }, +{"fsubrp", 2, 0xdee8, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, +#else +{"fsubrp", 2, 0xdee0, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fsubrp", 1, 0xdee0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fsubrp", 0, 0xdee1, X, FP, { 0, 0, 0} }, +#endif + +/* multiply */ +{"fmul", 2, 0xd8c8, X, FP|ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, +{"fmul", 1, 0xd8c8, X, FP|ShortForm, { FloatReg, 0, 0} }, +#if UNIXWARE_COMPAT +{"fmul", 0, 0xdec9, X, FP|Ugh, { 0, 0, 0} }, /* alias for fmulp */ +#endif +{"fmul", 1, 0xd8, 1, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fimul", 1, 0xde, 1, sld_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +{"fmulp", 2, 0xdec8, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fmulp", 1, 0xdec8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fmulp", 0, 0xdec9, X, FP, { 0, 0, 0} }, +{"fmulp", 2, 0xdec8, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, + +/* divide */ +{"fdiv", 2, 0xd8f0, X, FP|ShortForm|FloatDR, { FloatReg, FloatAcc, 0} }, +{"fdiv", 1, 0xd8f0, X, FP|ShortForm, { FloatReg, 0, 0} }, +#if UNIXWARE_COMPAT +{"fdiv", 0, 0xdef1, X, FP|Ugh, { 0, 0, 0} }, /* alias for fdivp */ +#endif +{"fdiv", 1, 0xd8, 6, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fidiv", 1, 0xde, 6, sld_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +#if UNIXWARE_COMPAT +{"fdivp", 2, 0xdef0, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fdivp", 1, 0xdef0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fdivp", 0, 0xdef1, X, FP, { 0, 0, 0} }, +{"fdivp", 2, 0xdef0, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, +#else +{"fdivp", 2, 0xdef8, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fdivp", 1, 0xdef8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fdivp", 0, 0xdef9, X, FP, { 0, 0, 0} }, +#endif + +/* divide reverse */ +{"fdivr", 2, 0xd8f8, X, FP|ShortForm|FloatDR, { FloatReg, FloatAcc, 0} }, +{"fdivr", 1, 0xd8f8, X, FP|ShortForm, { FloatReg, 0, 0} }, +#if UNIXWARE_COMPAT +{"fdivr", 0, 0xdef9, X, FP|Ugh, { 0, 0, 0} }, /* alias for fdivrp */ +#endif +{"fdivr", 1, 0xd8, 7, sld_FP|FloatMF|Modrm, { LongMem|LLongMem, 0, 0} }, +{"fidivr", 1, 0xde, 7, sl_FP|FloatMF|Modrm, { ShortMem|LongMem, 0, 0} }, + +#if UNIXWARE_COMPAT +{"fdivrp", 2, 0xdef8, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fdivrp", 1, 0xdef8, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fdivrp", 0, 0xdef9, X, FP, { 0, 0, 0} }, +{"fdivrp", 2, 0xdef8, X, FP|ShortForm|Ugh, { FloatReg, FloatAcc, 0} }, +#else +{"fdivrp", 2, 0xdef0, X, FP|ShortForm, { FloatAcc, FloatReg, 0} }, +{"fdivrp", 1, 0xdef0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fdivrp", 0, 0xdef1, X, FP, { 0, 0, 0} }, +#endif + +{"f2xm1", 0, 0xd9f0, X, FP, { 0, 0, 0} }, +{"fyl2x", 0, 0xd9f1, X, FP, { 0, 0, 0} }, +{"fptan", 0, 0xd9f2, X, FP, { 0, 0, 0} }, +{"fpatan", 0, 0xd9f3, X, FP, { 0, 0, 0} }, +{"fxtract",0, 0xd9f4, X, FP, { 0, 0, 0} }, +{"fprem1", 0, 0xd9f5, X, FP, { 0, 0, 0} }, +{"fdecstp",0, 0xd9f6, X, FP, { 0, 0, 0} }, +{"fincstp",0, 0xd9f7, X, FP, { 0, 0, 0} }, +{"fprem", 0, 0xd9f8, X, FP, { 0, 0, 0} }, +{"fyl2xp1",0, 0xd9f9, X, FP, { 0, 0, 0} }, +{"fsqrt", 0, 0xd9fa, X, FP, { 0, 0, 0} }, +{"fsincos",0, 0xd9fb, X, FP, { 0, 0, 0} }, +{"frndint",0, 0xd9fc, X, FP, { 0, 0, 0} }, +{"fscale", 0, 0xd9fd, X, FP, { 0, 0, 0} }, +{"fsin", 0, 0xd9fe, X, FP, { 0, 0, 0} }, +{"fcos", 0, 0xd9ff, X, FP, { 0, 0, 0} }, +{"fchs", 0, 0xd9e0, X, FP, { 0, 0, 0} }, +{"fabs", 0, 0xd9e1, X, FP, { 0, 0, 0} }, + +/* processor control */ +{"fninit", 0, 0xdbe3, X, FP, { 0, 0, 0} }, +{"finit", 0, 0xdbe3, X, FP|FWait, { 0, 0, 0} }, +{"fldcw", 1, 0xd9, 5, FP|Modrm, { ShortMem, 0, 0} }, +{"fnstcw", 1, 0xd9, 7, FP|Modrm, { ShortMem, 0, 0} }, +{"fstcw", 1, 0xd9, 7, FP|FWait|Modrm, { ShortMem, 0, 0} }, +{"fnstsw", 1, 0xdfe0, X, FP, { Acc, 0, 0} }, +{"fnstsw", 1, 0xdd, 7, FP|Modrm, { ShortMem, 0, 0} }, +{"fnstsw", 0, 0xdfe0, X, FP, { 0, 0, 0} }, +{"fstsw", 1, 0xdfe0, X, FP|FWait, { Acc, 0, 0} }, +{"fstsw", 1, 0xdd, 7, FP|FWait|Modrm, { ShortMem, 0, 0} }, +{"fstsw", 0, 0xdfe0, X, FP|FWait, { 0, 0, 0} }, +{"fnclex", 0, 0xdbe2, X, FP, { 0, 0, 0} }, +{"fclex", 0, 0xdbe2, X, FP|FWait, { 0, 0, 0} }, +/* Short forms of fldenv, fstenv use data size prefix. + FIXME: Are these the right suffixes? */ +{"fnstenv",1, 0xd9, 6, sl_Suf|Modrm, { LLongMem, 0, 0} }, +{"fstenv", 1, 0xd9, 6, sl_Suf|FWait|Modrm, { LLongMem, 0, 0} }, +{"fldenv", 1, 0xd9, 4, sl_Suf|Modrm, { LLongMem, 0, 0} }, +{"fnsave", 1, 0xdd, 6, sl_Suf|Modrm, { LLongMem, 0, 0} }, +{"fsave", 1, 0xdd, 6, sl_Suf|FWait|Modrm, { LLongMem, 0, 0} }, +{"frstor", 1, 0xdd, 4, sl_Suf|Modrm, { LLongMem, 0, 0} }, + +{"ffree", 1, 0xddc0, X, FP|ShortForm, { FloatReg, 0, 0} }, +/* P6:free st(i), pop st */ +{"ffreep", 1, 0xdfc0, X, FP|ShortForm, { FloatReg, 0, 0} }, +{"fnop", 0, 0xd9d0, X, FP, { 0, 0, 0} }, +#define FWAIT_OPCODE 0x9b +{"fwait", 0, 0x9b, X, FP, { 0, 0, 0} }, + +/* + opcode prefixes; we allow them as seperate insns too +*/ +#define ADDR_PREFIX_OPCODE 0x67 +{"addr16", 0, 0x67, X, NoSuf|IsPrefix|Size16|IgnoreSize, { 0, 0, 0} }, +{"addr32", 0, 0x67, X, NoSuf|IsPrefix|Size32|IgnoreSize, { 0, 0, 0} }, +{"aword", 0, 0x67, X, NoSuf|IsPrefix|Size16|IgnoreSize, { 0, 0, 0} }, +{"adword", 0, 0x67, X, NoSuf|IsPrefix|Size32|IgnoreSize, { 0, 0, 0} }, +#define DATA_PREFIX_OPCODE 0x66 +{"data16", 0, 0x66, X, NoSuf|IsPrefix|Size16|IgnoreSize, { 0, 0, 0} }, +{"data32", 0, 0x66, X, NoSuf|IsPrefix|Size32|IgnoreSize, { 0, 0, 0} }, +{"word", 0, 0x66, X, NoSuf|IsPrefix|Size16|IgnoreSize, { 0, 0, 0} }, +{"dword", 0, 0x66, X, NoSuf|IsPrefix|Size32|IgnoreSize, { 0, 0, 0} }, +#define LOCK_PREFIX_OPCODE 0xf0 +{"lock", 0, 0xf0, X, NoSuf|IsPrefix, { 0, 0, 0} }, +{"wait", 0, 0x9b, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define CS_PREFIX_OPCODE 0x2e +{"cs", 0, 0x2e, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define DS_PREFIX_OPCODE 0x3e +{"ds", 0, 0x3e, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define ES_PREFIX_OPCODE 0x26 +{"es", 0, 0x26, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define FS_PREFIX_OPCODE 0x64 +{"fs", 0, 0x64, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define GS_PREFIX_OPCODE 0x65 +{"gs", 0, 0x65, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define SS_PREFIX_OPCODE 0x36 +{"ss", 0, 0x36, X, NoSuf|IsPrefix, { 0, 0, 0} }, +#define REPNE_PREFIX_OPCODE 0xf2 +#define REPE_PREFIX_OPCODE 0xf3 +{"rep", 0, 0xf3, X, NoSuf|IsPrefix, { 0, 0, 0} }, +{"repe", 0, 0xf3, X, NoSuf|IsPrefix, { 0, 0, 0} }, +{"repz", 0, 0xf3, X, NoSuf|IsPrefix, { 0, 0, 0} }, +{"repne", 0, 0xf2, X, NoSuf|IsPrefix, { 0, 0, 0} }, +{"repnz", 0, 0xf2, X, NoSuf|IsPrefix, { 0, 0, 0} }, + +/* 486 extensions */ + +{"bswap", 1, 0x0fc8, X, NoSuf|ShortForm, { Reg32,0,0 } }, +{"xadd", 2, 0x0fc0, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0 } }, +{"cmpxchg", 2, 0x0fb0, X, bwl_Suf|W|Modrm, { Reg, Reg|AnyMem, 0 } }, +{"invd", 0, 0x0f08, X, NoSuf, { 0, 0, 0} }, +{"wbinvd", 0, 0x0f09, X, NoSuf, { 0, 0, 0} }, +{"invlpg", 1, 0x0f01, 7, NoSuf|Modrm, { AnyMem, 0, 0} }, + +/* 586 and late 486 extensions */ +{"cpuid", 0, 0x0fa2, X, NoSuf, { 0, 0, 0} }, + +/* Pentium extensions */ +{"wrmsr", 0, 0x0f30, X, NoSuf, { 0, 0, 0} }, +{"rdtsc", 0, 0x0f31, X, NoSuf, { 0, 0, 0} }, +{"rdmsr", 0, 0x0f32, X, NoSuf, { 0, 0, 0} }, +{"cmpxchg8b",1,0x0fc7, 1, NoSuf|Modrm, { LLongMem, 0, 0} }, +{"sysenter", 0, 0x0f34, X, NoSuf, { 0, 0, 0} }, +{"sysexit", 0, 0x0f35, X, NoSuf, { 0, 0, 0} }, +{"fxsave", 1, 0x0fae, 0, FP|Modrm, { LLongMem, 0, 0} }, +{"fxrstor", 1, 0x0fae, 1, FP|Modrm, { LLongMem, 0, 0} }, + +/* Pentium Pro extensions */ +{"rdpmc", 0, 0x0f33, X, NoSuf, { 0, 0, 0} }, + +{"ud2", 0, 0x0f0b, X, NoSuf, { 0, 0, 0} }, /* official undefined instr. */ +{"ud2a", 0, 0x0f0b, X, NoSuf, { 0, 0, 0} }, /* alias for ud2 */ +{"ud2b", 0, 0x0fb9, X, NoSuf, { 0, 0, 0} }, /* 2nd. official undefined instr. */ + +{"cmovo", 2, 0x0f40, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovno", 2, 0x0f41, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovb", 2, 0x0f42, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovc", 2, 0x0f42, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnae", 2, 0x0f42, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovae", 2, 0x0f43, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnc", 2, 0x0f43, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnb", 2, 0x0f43, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmove", 2, 0x0f44, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovz", 2, 0x0f44, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovne", 2, 0x0f45, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnz", 2, 0x0f45, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovbe", 2, 0x0f46, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovna", 2, 0x0f46, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmova", 2, 0x0f47, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnbe", 2, 0x0f47, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovs", 2, 0x0f48, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovns", 2, 0x0f49, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovp", 2, 0x0f4a, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnp", 2, 0x0f4b, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovl", 2, 0x0f4c, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnge", 2, 0x0f4c, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovge", 2, 0x0f4d, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnl", 2, 0x0f4d, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovle", 2, 0x0f4e, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovng", 2, 0x0f4e, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovg", 2, 0x0f4f, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, +{"cmovnle", 2, 0x0f4f, X, wl_Suf|ReverseModrm, { WordReg|WordMem, WordReg, 0} }, + +{"fcmovb", 2, 0xdac0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnae",2, 0xdac0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmove", 2, 0xdac8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovbe", 2, 0xdad0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovna", 2, 0xdad0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovu", 2, 0xdad8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovae", 2, 0xdbc0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnb", 2, 0xdbc0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovne", 2, 0xdbc8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmova", 2, 0xdbd0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnbe",2, 0xdbd0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcmovnu", 2, 0xdbd8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, + +{"fcomi", 2, 0xdbf0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcomi", 0, 0xdbf1, X, NoSuf|ShortForm, { 0, 0, 0} }, +{"fcomi", 1, 0xdbf0, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, +{"fucomi", 2, 0xdbe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucomi", 0, 0xdbe9, X, NoSuf|ShortForm, { 0, 0, 0} }, +{"fucomi", 1, 0xdbe8, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, +{"fcomip", 2, 0xdff0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcompi", 2, 0xdff0, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fcompi", 0, 0xdff1, X, NoSuf|ShortForm, { 0, 0, 0} }, +{"fcompi", 1, 0xdff0, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, +{"fucomip", 2, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucompi", 2, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, FloatAcc, 0} }, +{"fucompi", 0, 0xdfe9, X, NoSuf|ShortForm, { 0, 0, 0} }, +{"fucompi", 1, 0xdfe8, X, NoSuf|ShortForm, { FloatReg, 0, 0} }, + +/* MMX instructions. */ + +{"emms", 0, 0x0f77, X, NoSuf, { 0, 0, 0 } }, +{"movd", 2, 0x0f6e, X, NoSuf|Modrm, { Reg32|LongMem, RegMMX, 0 } }, +{"movd", 2, 0x0f7e, X, NoSuf|Modrm, { RegMMX, Reg32|LongMem, 0 } }, +{"movq", 2, 0x0f6f, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"movq", 2, 0x0f7f, X, NoSuf|Modrm, { RegMMX, RegMMX|LongMem, 0 } }, +{"packssdw", 2, 0x0f6b, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"packsswb", 2, 0x0f63, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"packuswb", 2, 0x0f67, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddb", 2, 0x0ffc, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddw", 2, 0x0ffd, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddd", 2, 0x0ffe, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddsb", 2, 0x0fec, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddsw", 2, 0x0fed, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddusb", 2, 0x0fdc, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"paddusw", 2, 0x0fdd, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pand", 2, 0x0fdb, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pandn", 2, 0x0fdf, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpeqb", 2, 0x0f74, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpeqw", 2, 0x0f75, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpeqd", 2, 0x0f76, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpgtb", 2, 0x0f64, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpgtw", 2, 0x0f65, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pcmpgtd", 2, 0x0f66, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pmaddwd", 2, 0x0ff5, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pmulhw", 2, 0x0fe5, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pmullw", 2, 0x0fd5, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"por", 2, 0x0feb, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psllw", 2, 0x0ff1, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psllw", 2, 0x0f71, 6, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"pslld", 2, 0x0ff2, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pslld", 2, 0x0f72, 6, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psllq", 2, 0x0ff3, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psllq", 2, 0x0f73, 6, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psraw", 2, 0x0fe1, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psraw", 2, 0x0f71, 4, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psrad", 2, 0x0fe2, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psrad", 2, 0x0f72, 4, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psrlw", 2, 0x0fd1, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psrlw", 2, 0x0f71, 2, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psrld", 2, 0x0fd2, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psrld", 2, 0x0f72, 2, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psrlq", 2, 0x0fd3, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psrlq", 2, 0x0f73, 2, NoSuf|Modrm, { Imm8, RegMMX, 0 } }, +{"psubb", 2, 0x0ff8, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubw", 2, 0x0ff9, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubd", 2, 0x0ffa, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubsb", 2, 0x0fe8, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubsw", 2, 0x0fe9, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubusb", 2, 0x0fd8, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"psubusw", 2, 0x0fd9, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpckhbw",2, 0x0f68, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpckhwd",2, 0x0f69, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpckhdq",2, 0x0f6a, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpcklbw",2, 0x0f60, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpcklwd",2, 0x0f61, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"punpckldq",2, 0x0f62, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pxor", 2, 0x0fef, X, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, + + +/* AMD 3DNow! instructions */ +#define AMD_3DNOW_OPCODE 0x0f0f + +{"prefetch", 1, 0x0f0d, 0, NoSuf|Modrm, { ByteMem, 0, 0 } }, +{"prefetchw",1, 0x0f0d, 1, NoSuf|Modrm, { ByteMem, 0, 0 } }, +{"femms", 0, 0x0f0e, X, NoSuf, { 0, 0, 0 } }, +{"pavgusb", 2, 0x0f0f, 0xbf, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pf2id", 2, 0x0f0f, 0x1d, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfacc", 2, 0x0f0f, 0xae, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfadd", 2, 0x0f0f, 0x9e, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfcmpeq", 2, 0x0f0f, 0xb0, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfcmpge", 2, 0x0f0f, 0x90, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfcmpgt", 2, 0x0f0f, 0xa0, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfmax", 2, 0x0f0f, 0xa4, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfmin", 2, 0x0f0f, 0x94, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfmul", 2, 0x0f0f, 0xb4, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfrcp", 2, 0x0f0f, 0x96, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfrcpit1", 2, 0x0f0f, 0xa6, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfrcpit2", 2, 0x0f0f, 0xb6, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfrsqit1", 2, 0x0f0f, 0xa7, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfrsqrt", 2, 0x0f0f, 0x97, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfsub", 2, 0x0f0f, 0x9a, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pfsubr", 2, 0x0f0f, 0xaa, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pi2fd", 2, 0x0f0f, 0x0d, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, +{"pmulhrw", 2, 0x0f0f, 0xb7, NoSuf|Modrm, { RegMMX|LongMem, RegMMX, 0 } }, + +{NULL, 0, 0, 0, 0, { 0, 0, 0} } /* sentinel */ +}; +#undef X +#undef ReverseModrm +#undef NoSuf +#undef b_Suf +#undef w_Suf +#undef l_Suf +#undef bw_Suf +#undef bl_Suf +#undef wl_Suf +#undef sl_Suf +#undef bwl_Suf +#undef FP +#undef l_FP +#undef sl_FP + +#define MAX_MNEM_SIZE 16 /* for parsing insn mnemonics from input */ + + +/* 386 register table */ + +static const reg_entry i386_regtab[] = { + /* 8 bit regs */ + {"al", Reg8|Acc, 0}, + {"cl", Reg8|ShiftCount, 1}, + {"dl", Reg8, 2}, + {"bl", Reg8, 3}, + {"ah", Reg8, 4}, + {"ch", Reg8, 5}, + {"dh", Reg8, 6}, + {"bh", Reg8, 7}, + /* 16 bit regs */ + {"ax", Reg16|Acc, 0}, + {"cx", Reg16, 1}, + {"dx", Reg16|InOutPortReg, 2}, + {"bx", Reg16|BaseIndex, 3}, + {"sp", Reg16, 4}, + {"bp", Reg16|BaseIndex, 5}, + {"si", Reg16|BaseIndex, 6}, + {"di", Reg16|BaseIndex, 7}, + /* 32 bit regs */ + {"eax", Reg32|BaseIndex|Acc, 0}, + {"ecx", Reg32|BaseIndex, 1}, + {"edx", Reg32|BaseIndex, 2}, + {"ebx", Reg32|BaseIndex, 3}, + {"esp", Reg32, 4}, + {"ebp", Reg32|BaseIndex, 5}, + {"esi", Reg32|BaseIndex, 6}, + {"edi", Reg32|BaseIndex, 7}, + /* segment registers */ + {"es", SReg2, 0}, + {"cs", SReg2, 1}, + {"ss", SReg2, 2}, + {"ds", SReg2, 3}, + {"fs", SReg3, 4}, + {"gs", SReg3, 5}, + /* control registers */ + {"cr0", Control, 0}, + {"cr1", Control, 1}, + {"cr2", Control, 2}, + {"cr3", Control, 3}, + {"cr4", Control, 4}, + {"cr5", Control, 5}, + {"cr6", Control, 6}, + {"cr7", Control, 7}, + /* debug registers */ + {"db0", Debug, 0}, + {"db1", Debug, 1}, + {"db2", Debug, 2}, + {"db3", Debug, 3}, + {"db4", Debug, 4}, + {"db5", Debug, 5}, + {"db6", Debug, 6}, + {"db7", Debug, 7}, + {"dr0", Debug, 0}, + {"dr1", Debug, 1}, + {"dr2", Debug, 2}, + {"dr3", Debug, 3}, + {"dr4", Debug, 4}, + {"dr5", Debug, 5}, + {"dr6", Debug, 6}, + {"dr7", Debug, 7}, + /* test registers */ + {"tr0", Test, 0}, + {"tr1", Test, 1}, + {"tr2", Test, 2}, + {"tr3", Test, 3}, + {"tr4", Test, 4}, + {"tr5", Test, 5}, + {"tr6", Test, 6}, + {"tr7", Test, 7}, + /* float registers */ + {"st(0)", FloatReg|FloatAcc, 0}, + {"st", FloatReg|FloatAcc, 0}, + {"st(1)", FloatReg, 1}, + {"st(2)", FloatReg, 2}, + {"st(3)", FloatReg, 3}, + {"st(4)", FloatReg, 4}, + {"st(5)", FloatReg, 5}, + {"st(6)", FloatReg, 6}, + {"st(7)", FloatReg, 7}, + {"mm0", RegMMX, 0}, + {"mm1", RegMMX, 1}, + {"mm2", RegMMX, 2}, + {"mm3", RegMMX, 3}, + {"mm4", RegMMX, 4}, + {"mm5", RegMMX, 5}, + {"mm6", RegMMX, 6}, + {"mm7", RegMMX, 7} +}; + +#define MAX_REG_NAME_SIZE 8 /* for parsing register names from input */ + +/* segment stuff */ +static const seg_entry cs = { "cs", 0x2e }; +static const seg_entry ds = { "ds", 0x3e }; +static const seg_entry ss = { "ss", 0x36 }; +static const seg_entry es = { "es", 0x26 }; +static const seg_entry fs = { "fs", 0x64 }; +static const seg_entry gs = { "gs", 0x65 }; + +/* end of opcode/i386.h */ |