diff options
Diffstat (limited to 'contrib/gdb/include/opcode/i386.h')
| -rw-r--r-- | contrib/gdb/include/opcode/i386.h | 898 |
1 files changed, 0 insertions, 898 deletions
diff --git a/contrib/gdb/include/opcode/i386.h b/contrib/gdb/include/opcode/i386.h deleted file mode 100644 index 849a86f..0000000 --- a/contrib/gdb/include/opcode/i386.h +++ /dev/null @@ -1,898 +0,0 @@ -/* i386-opcode.h -- Intel 80386 opcode table - Copyright 1989, 1991, 1992, 1995 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. */ - -static const template i386_optab[] = { - -#define _ None -/* move instructions */ -#define MOV_AX_DISP32 0xa0 -{ "mov", 2, 0xa0, _, DW|NoModrm, { Disp32, Acc, 0 } }, -{ "mov", 2, 0x88, _, DW|Modrm, { Reg, Reg|Mem, 0 } }, -{ "mov", 2, 0xb0, _, ShortFormW, { Imm, Reg, 0 } }, -{ "mov", 2, 0xc6, _, W|Modrm, { Imm, Reg|Mem, 0 } }, -{ "mov", 2, 0x8c, _, D|Modrm, { SReg3|SReg2, Reg16|Mem, 0 } }, -/* move to/from control debug registers */ -{ "mov", 2, 0x0f20, _, D|Modrm, { Control, Reg32, 0} }, -{ "mov", 2, 0x0f21, _, D|Modrm, { Debug, Reg32, 0} }, -{ "mov", 2, 0x0f24, _, D|Modrm, { Test, Reg32, 0} }, - -/* move with sign extend */ -/* "movsbl" & "movsbw" must not be unified into "movsb" to avoid - conflict with the "movs" string move instruction. Thus, - {"movsb", 2, 0x0fbe, _, ReverseRegRegmem|Modrm, { Reg8|Mem, Reg16|Reg32, 0} }, - is not kosher; we must seperate the two instructions. */ -{"movsbl", 2, 0x0fbe, _, ReverseRegRegmem|Modrm|Data32, { Reg8|Mem, Reg32, 0} }, -{"movsbw", 2, 0x0fbe, _, ReverseRegRegmem|Modrm|Data16, { Reg8|Mem, Reg16, 0} }, -{"movswl", 2, 0x0fbf, _, ReverseRegRegmem|Modrm, { Reg16|Mem, Reg32, 0} }, - -/* move with zero extend */ -{"movzb", 2, 0x0fb6, _, ReverseRegRegmem|Modrm, { Reg8|Mem, Reg16|Reg32, 0} }, -{"movzwl", 2, 0x0fb7, _, ReverseRegRegmem|Modrm, { Reg16|Mem, Reg32, 0} }, - -/* push instructions */ -{"push", 1, 0x50, _, ShortForm, { WordReg,0,0 } }, -{"push", 1, 0xff, 0x6, Modrm, { WordReg|WordMem, 0, 0 } }, -{"push", 1, 0x6a, _, NoModrm, { Imm8S, 0, 0} }, -{"push", 1, 0x68, _, NoModrm, { Imm16|Imm32, 0, 0} }, -{"push", 1, 0x06, _, Seg2ShortForm, { SReg2,0,0 } }, -{"push", 1, 0x0fa0, _, Seg3ShortForm, { SReg3,0,0 } }, -/* push all */ -{"pusha", 0, 0x60, _, NoModrm, { 0, 0, 0 } }, - -/* pop instructions */ -{"pop", 1, 0x58, _, ShortForm, { WordReg,0,0 } }, -{"pop", 1, 0x8f, 0x0, Modrm, { WordReg|WordMem, 0, 0 } }, -#define POP_SEG_SHORT 0x7 -{"pop", 1, 0x07, _, Seg2ShortForm, { SReg2,0,0 } }, -{"pop", 1, 0x0fa1, _, Seg3ShortForm, { SReg3,0,0 } }, -/* pop all */ -{"popa", 0, 0x61, _, NoModrm, { 0, 0, 0 } }, - -/* xchg exchange instructions - xchg commutes: we allow both operand orders */ -{"xchg", 2, 0x90, _, ShortForm, { WordReg, Acc, 0 } }, -{"xchg", 2, 0x90, _, ShortForm, { Acc, WordReg, 0 } }, -{"xchg", 2, 0x86, _, W|Modrm, { Reg, Reg|Mem, 0 } }, -{"xchg", 2, 0x86, _, W|Modrm, { Reg|Mem, Reg, 0 } }, - -/* in/out from ports */ -{"in", 2, 0xe4, _, W|NoModrm, { Imm8, Acc, 0 } }, -{"in", 2, 0xec, _, W|NoModrm, { InOutPortReg, Acc, 0 } }, -{"in", 1, 0xe4, _, W|NoModrm, { Imm8, 0, 0 } }, -{"in", 1, 0xec, _, W|NoModrm, { InOutPortReg, 0, 0 } }, -{"out", 2, 0xe6, _, W|NoModrm, { Acc, Imm8, 0 } }, -{"out", 2, 0xee, _, W|NoModrm, { Acc, InOutPortReg, 0 } }, -{"out", 1, 0xe6, _, W|NoModrm, { Imm8, 0, 0 } }, -{"out", 1, 0xee, _, W|NoModrm, { InOutPortReg, 0, 0 } }, - -/* load effective address */ -{"lea", 2, 0x8d, _, Modrm, { WordMem, WordReg, 0 } }, - -/* load segment registers from memory */ -{"lds", 2, 0xc5, _, Modrm, { Mem, Reg32, 0} }, -{"les", 2, 0xc4, _, Modrm, { Mem, Reg32, 0} }, -{"lfs", 2, 0x0fb4, _, Modrm, { Mem, Reg32, 0} }, -{"lgs", 2, 0x0fb5, _, Modrm, { Mem, Reg32, 0} }, -{"lss", 2, 0x0fb2, _, Modrm, { Mem, Reg32, 0} }, - -/* flags register instructions */ -{"clc", 0, 0xf8, _, NoModrm, { 0, 0, 0} }, -{"cld", 0, 0xfc, _, NoModrm, { 0, 0, 0} }, -{"cli", 0, 0xfa, _, NoModrm, { 0, 0, 0} }, -{"clts", 0, 0x0f06, _, NoModrm, { 0, 0, 0} }, -{"cmc", 0, 0xf5, _, NoModrm, { 0, 0, 0} }, -{"lahf", 0, 0x9f, _, NoModrm, { 0, 0, 0} }, -{"sahf", 0, 0x9e, _, NoModrm, { 0, 0, 0} }, -{"pushfl", 0, 0x9c, _, NoModrm|Data32, { 0, 0, 0} }, -{"popfl", 0, 0x9d, _, NoModrm|Data32, { 0, 0, 0} }, -{"pushfw", 0, 0x9c, _, NoModrm|Data16, { 0, 0, 0} }, -{"popfw", 0, 0x9d, _, NoModrm|Data16, { 0, 0, 0} }, -{"pushf", 0, 0x9c, _, NoModrm, { 0, 0, 0} }, -{"popf", 0, 0x9d, _, NoModrm, { 0, 0, 0} }, -{"stc", 0, 0xf9, _, NoModrm, { 0, 0, 0} }, -{"std", 0, 0xfd, _, NoModrm, { 0, 0, 0} }, -{"sti", 0, 0xfb, _, NoModrm, { 0, 0, 0} }, - -{"add", 2, 0x0, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"add", 2, 0x83, 0, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"add", 2, 0x4, _, W|NoModrm, { Imm, Acc, 0} }, -{"add", 2, 0x80, 0, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"inc", 1, 0x40, _, ShortForm, { WordReg, 0, 0} }, -{"inc", 1, 0xfe, 0, W|Modrm, { Reg|Mem, 0, 0} }, - -{"sub", 2, 0x28, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"sub", 2, 0x83, 5, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"sub", 2, 0x2c, _, W|NoModrm, { Imm, Acc, 0} }, -{"sub", 2, 0x80, 5, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"dec", 1, 0x48, _, ShortForm, { WordReg, 0, 0} }, -{"dec", 1, 0xfe, 1, W|Modrm, { Reg|Mem, 0, 0} }, - -{"sbb", 2, 0x18, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"sbb", 2, 0x83, 3, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"sbb", 2, 0x1c, _, W|NoModrm, { Imm, Acc, 0} }, -{"sbb", 2, 0x80, 3, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"cmp", 2, 0x38, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"cmp", 2, 0x83, 7, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"cmp", 2, 0x3c, _, W|NoModrm, { Imm, Acc, 0} }, -{"cmp", 2, 0x80, 7, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"test", 2, 0x84, _, W|Modrm, { Reg|Mem, Reg, 0} }, -{"test", 2, 0x84, _, W|Modrm, { Reg, Reg|Mem, 0} }, -{"test", 2, 0xa8, _, W|NoModrm, { Imm, Acc, 0} }, -{"test", 2, 0xf6, 0, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"and", 2, 0x20, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"and", 2, 0x83, 4, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"and", 2, 0x24, _, W|NoModrm, { Imm, Acc, 0} }, -{"and", 2, 0x80, 4, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"or", 2, 0x08, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"or", 2, 0x83, 1, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"or", 2, 0x0c, _, W|NoModrm, { Imm, Acc, 0} }, -{"or", 2, 0x80, 1, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"xor", 2, 0x30, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"xor", 2, 0x83, 6, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"xor", 2, 0x34, _, W|NoModrm, { Imm, Acc, 0} }, -{"xor", 2, 0x80, 6, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"adc", 2, 0x10, _, DW|Modrm, { Reg, Reg|Mem, 0} }, -{"adc", 2, 0x83, 2, Modrm, { Imm8S, WordReg|WordMem, 0} }, -{"adc", 2, 0x14, _, W|NoModrm, { Imm, Acc, 0} }, -{"adc", 2, 0x80, 2, W|Modrm, { Imm, Reg|Mem, 0} }, - -{"neg", 1, 0xf6, 3, W|Modrm, { Reg|Mem, 0, 0} }, -{"not", 1, 0xf6, 2, W|Modrm, { Reg|Mem, 0, 0} }, - -{"aaa", 0, 0x37, _, NoModrm, { 0, 0, 0} }, -{"aas", 0, 0x3f, _, NoModrm, { 0, 0, 0} }, -{"daa", 0, 0x27, _, NoModrm, { 0, 0, 0} }, -{"das", 0, 0x2f, _, NoModrm, { 0, 0, 0} }, -{"aad", 0, 0xd50a, _, NoModrm, { 0, 0, 0} }, -{"aam", 0, 0xd40a, _, NoModrm, { 0, 0, 0} }, - -/* conversion insns */ -/* conversion: intel naming */ -{"cbw", 0, 0x98, _, NoModrm|Data16, { 0, 0, 0} }, -{"cwd", 0, 0x99, _, NoModrm|Data16, { 0, 0, 0} }, -{"cwde", 0, 0x98, _, NoModrm|Data32, { 0, 0, 0} }, -{"cdq", 0, 0x99, _, NoModrm|Data32, { 0, 0, 0} }, -/* att naming */ -{"cbtw", 0, 0x98, _, NoModrm|Data16, { 0, 0, 0} }, -{"cwtl", 0, 0x98, _, NoModrm|Data32, { 0, 0, 0} }, -{"cwtd", 0, 0x99, _, NoModrm|Data16, { 0, 0, 0} }, -{"cltd", 0, 0x99, _, NoModrm|Data32, { 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, W|Modrm, { Reg|Mem, 0, 0} }, -{"imul", 1, 0xf6, 5, W|Modrm, { Reg|Mem, 0, 0} }, - - - - -/* imulKludge here is needed to reverse the i.rm.reg & i.rm.regmem fields. - These instructions are exceptions: 'imul $2, %eax, %ecx' would put - '%eax' in the reg field and '%ecx' in the regmem field if we did not - switch them. */ -{"imul", 2, 0x0faf, _, Modrm|ReverseRegRegmem, { WordReg|Mem, WordReg, 0} }, -{"imul", 3, 0x6b, _, Modrm|ReverseRegRegmem, { Imm8S, WordReg|Mem, WordReg} }, -{"imul", 3, 0x69, _, Modrm|ReverseRegRegmem, { Imm16|Imm32, WordReg|Mem, WordReg} }, -/* - imul with 2 operands mimicks imul with 3 by puting register both - in i.rm.reg & i.rm.regmem fields -*/ -{"imul", 2, 0x6b, _, Modrm|imulKludge, { Imm8S, WordReg, 0} }, -{"imul", 2, 0x69, _, Modrm|imulKludge, { Imm16|Imm32, WordReg, 0} }, -{"div", 1, 0xf6, 6, W|Modrm, { Reg|Mem, 0, 0} }, -{"div", 2, 0xf6, 6, W|Modrm, { Reg|Mem, Acc, 0} }, -{"idiv", 1, 0xf6, 7, W|Modrm, { Reg|Mem, 0, 0} }, -{"idiv", 2, 0xf6, 7, W|Modrm, { Reg|Mem, Acc, 0} }, - -{"rol", 2, 0xd0, 0, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"rol", 2, 0xc0, 0, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"rol", 2, 0xd2, 0, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"rol", 1, 0xd0, 0, W|Modrm, { Reg|Mem, 0, 0} }, - -{"ror", 2, 0xd0, 1, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"ror", 2, 0xc0, 1, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"ror", 2, 0xd2, 1, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"ror", 1, 0xd0, 1, W|Modrm, { Reg|Mem, 0, 0} }, - -{"rcl", 2, 0xd0, 2, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"rcl", 2, 0xc0, 2, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"rcl", 2, 0xd2, 2, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"rcl", 1, 0xd0, 2, W|Modrm, { Reg|Mem, 0, 0} }, - -{"rcr", 2, 0xd0, 3, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"rcr", 2, 0xc0, 3, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"rcr", 2, 0xd2, 3, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"rcr", 1, 0xd0, 3, W|Modrm, { Reg|Mem, 0, 0} }, - -{"sal", 2, 0xd0, 4, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"sal", 2, 0xc0, 4, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"sal", 2, 0xd2, 4, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"sal", 1, 0xd0, 4, W|Modrm, { Reg|Mem, 0, 0} }, -{"shl", 2, 0xd0, 4, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"shl", 2, 0xc0, 4, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"shl", 2, 0xd2, 4, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"shl", 1, 0xd0, 4, W|Modrm, { Reg|Mem, 0, 0} }, - -{"shld", 3, 0x0fa4, _, Modrm, { Imm8, WordReg, WordReg|Mem} }, -{"shld", 3, 0x0fa5, _, Modrm, { ShiftCount, WordReg, WordReg|Mem} }, -{"shld", 2, 0x0fa5, _, Modrm, { WordReg, WordReg|Mem, 0} }, - -{"shr", 2, 0xd0, 5, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"shr", 2, 0xc0, 5, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"shr", 2, 0xd2, 5, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"shr", 1, 0xd0, 5, W|Modrm, { Reg|Mem, 0, 0} }, - -{"shrd", 3, 0x0fac, _, Modrm, { Imm8, WordReg, WordReg|Mem} }, -{"shrd", 3, 0x0fad, _, Modrm, { ShiftCount, WordReg, WordReg|Mem} }, -{"shrd", 2, 0x0fad, _, Modrm, { WordReg, WordReg|Mem, 0} }, - -{"sar", 2, 0xd0, 7, W|Modrm, { Imm1, Reg|Mem, 0} }, -{"sar", 2, 0xc0, 7, W|Modrm, { Imm8, Reg|Mem, 0} }, -{"sar", 2, 0xd2, 7, W|Modrm, { ShiftCount, Reg|Mem, 0} }, -{"sar", 1, 0xd0, 7, W|Modrm, { Reg|Mem, 0, 0} }, - -/* control transfer instructions */ -#define CALL_PC_RELATIVE 0xe8 -{"call", 1, 0xe8, _, JumpDword, { Disp32, 0, 0} }, -{"call", 1, 0xff, 2, Modrm|Data32, { Reg|Mem|JumpAbsolute, 0, 0} }, -{"callw", 1, 0xff, 2, Modrm|Data16, { Reg|Mem|JumpAbsolute, 0, 0} }, -#define CALL_FAR_IMMEDIATE 0x9a -{"lcall", 2, 0x9a, _, JumpInterSegment, { Imm16, Abs32|Imm32, 0} }, -{"lcall", 1, 0xff, 3, Modrm|Data32, { Mem, 0, 0} }, -{"lcallw", 1, 0xff, 3, Modrm|Data16, { Mem, 0, 0} }, - -#define JUMP_PC_RELATIVE 0xeb -{"jmp", 1, 0xeb, _, Jump, { Disp, 0, 0} }, -{"jmp", 1, 0xff, 4, Modrm, { Reg32|Mem|JumpAbsolute, 0, 0} }, -#define JUMP_FAR_IMMEDIATE 0xea -{"ljmp", 2, 0xea, _, JumpInterSegment, { Imm16, Imm32, 0} }, -{"ljmp", 1, 0xff, 5, Modrm|Data32, { Mem, 0, 0} }, - -{"ret", 0, 0xc3, _, NoModrm|Data32, { 0, 0, 0} }, -{"ret", 1, 0xc2, _, NoModrm|Data32, { Imm16, 0, 0} }, -{"retw", 0, 0xc3, _, NoModrm|Data16, { 0, 0, 0} }, -{"retw", 1, 0xc2, _, NoModrm|Data16, { Imm16, 0, 0} }, -{"lret", 0, 0xcb, _, NoModrm|Data32, { 0, 0, 0} }, -{"lret", 1, 0xca, _, NoModrm|Data32, { Imm16, 0, 0} }, -{"lretw", 0, 0xcb, _, NoModrm|Data16, { 0, 0, 0} }, -{"lretw", 1, 0xca, _, NoModrm|Data16, { Imm16, 0, 0} }, -{"enter", 2, 0xc8, _, NoModrm|Data32, { Imm16, Imm8, 0} }, -{"leave", 0, 0xc9, _, NoModrm|Data32, { 0, 0, 0} }, -{"enterw", 2, 0xc8, _, NoModrm|Data16, { Imm16, Imm8, 0} }, -{"leavew", 0, 0xc9, _, NoModrm|Data16, { 0, 0, 0} }, - -/* conditional jumps */ -{"jo", 1, 0x70, _, Jump, { Disp, 0, 0} }, - -{"jno", 1, 0x71, _, Jump, { Disp, 0, 0} }, - -{"jb", 1, 0x72, _, Jump, { Disp, 0, 0} }, -{"jc", 1, 0x72, _, Jump, { Disp, 0, 0} }, -{"jnae", 1, 0x72, _, Jump, { Disp, 0, 0} }, - -{"jnb", 1, 0x73, _, Jump, { Disp, 0, 0} }, -{"jnc", 1, 0x73, _, Jump, { Disp, 0, 0} }, -{"jae", 1, 0x73, _, Jump, { Disp, 0, 0} }, - -{"je", 1, 0x74, _, Jump, { Disp, 0, 0} }, -{"jz", 1, 0x74, _, Jump, { Disp, 0, 0} }, - -{"jne", 1, 0x75, _, Jump, { Disp, 0, 0} }, -{"jnz", 1, 0x75, _, Jump, { Disp, 0, 0} }, - -{"jbe", 1, 0x76, _, Jump, { Disp, 0, 0} }, -{"jna", 1, 0x76, _, Jump, { Disp, 0, 0} }, - -{"jnbe", 1, 0x77, _, Jump, { Disp, 0, 0} }, -{"ja", 1, 0x77, _, Jump, { Disp, 0, 0} }, - -{"js", 1, 0x78, _, Jump, { Disp, 0, 0} }, - -{"jns", 1, 0x79, _, Jump, { Disp, 0, 0} }, - -{"jp", 1, 0x7a, _, Jump, { Disp, 0, 0} }, -{"jpe", 1, 0x7a, _, Jump, { Disp, 0, 0} }, - -{"jnp", 1, 0x7b, _, Jump, { Disp, 0, 0} }, -{"jpo", 1, 0x7b, _, Jump, { Disp, 0, 0} }, - -{"jl", 1, 0x7c, _, Jump, { Disp, 0, 0} }, -{"jnge", 1, 0x7c, _, Jump, { Disp, 0, 0} }, - -{"jnl", 1, 0x7d, _, Jump, { Disp, 0, 0} }, -{"jge", 1, 0x7d, _, Jump, { Disp, 0, 0} }, - -{"jle", 1, 0x7e, _, Jump, { Disp, 0, 0} }, -{"jng", 1, 0x7e, _, Jump, { Disp, 0, 0} }, - -{"jnle", 1, 0x7f, _, Jump, { Disp, 0, 0} }, -{"jg", 1, 0x7f, _, Jump, { Disp, 0, 0} }, - -#if 0 /* XXX where are these macros used? - To get them working again, they need to take - an entire template as the parameter, - and check for Data16/Data32 flags. */ -/* these turn into pseudo operations when disp is larger than 8 bits */ -#define IS_JUMP_ON_CX_ZERO(o) \ - (o == 0x66e3) -#define IS_JUMP_ON_ECX_ZERO(o) \ - (o == 0xe3) -#endif - -{"jcxz", 1, 0xe3, _, JumpByte|Data16, { Disp, 0, 0} }, -{"jecxz", 1, 0xe3, _, JumpByte|Data32, { Disp, 0, 0} }, - -#define IS_LOOP_ECX_TIMES(o) \ - (o == 0xe2 || o == 0xe1 || o == 0xe0) - -{"loop", 1, 0xe2, _, JumpByte, { Disp, 0, 0} }, - -{"loopz", 1, 0xe1, _, JumpByte, { Disp, 0, 0} }, -{"loope", 1, 0xe1, _, JumpByte, { Disp, 0, 0} }, - -{"loopnz", 1, 0xe0, _, JumpByte, { Disp, 0, 0} }, -{"loopne", 1, 0xe0, _, JumpByte, { Disp, 0, 0} }, - -/* set byte on flag instructions */ -{"seto", 1, 0x0f90, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setno", 1, 0x0f91, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setb", 1, 0x0f92, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setc", 1, 0x0f92, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setnae", 1, 0x0f92, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setnb", 1, 0x0f93, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setnc", 1, 0x0f93, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setae", 1, 0x0f93, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"sete", 1, 0x0f94, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setz", 1, 0x0f94, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setne", 1, 0x0f95, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setnz", 1, 0x0f95, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setbe", 1, 0x0f96, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setna", 1, 0x0f96, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setnbe", 1, 0x0f97, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"seta", 1, 0x0f97, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"sets", 1, 0x0f98, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setns", 1, 0x0f99, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setp", 1, 0x0f9a, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setpe", 1, 0x0f9a, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setnp", 1, 0x0f9b, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setpo", 1, 0x0f9b, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setl", 1, 0x0f9c, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setnge", 1, 0x0f9c, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setnl", 1, 0x0f9d, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setge", 1, 0x0f9d, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setle", 1, 0x0f9e, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setng", 1, 0x0f9e, 0, Modrm, { Reg8|Mem, 0, 0} }, - -{"setnle", 1, 0x0f9f, 0, Modrm, { Reg8|Mem, 0, 0} }, -{"setg", 1, 0x0f9f, 0, Modrm, { Reg8|Mem, 0, 0} }, - -#define IS_STRING_INSTRUCTION(o) \ - ((o) == 0xa6 || (o) == 0x6c || (o) == 0x6e || (o) == 0x6e || \ - (o) == 0xac || (o) == 0xa4 || (o) == 0xae || (o) == 0xaa || \ - (o) == 0xd7) - -/* string manipulation */ -{"cmps", 0, 0xa6, _, W|NoModrm, { 0, 0, 0} }, -{"scmp", 0, 0xa6, _, W|NoModrm, { 0, 0, 0} }, -{"ins", 0, 0x6c, _, W|NoModrm, { 0, 0, 0} }, -{"outs", 0, 0x6e, _, W|NoModrm, { 0, 0, 0} }, -{"lods", 0, 0xac, _, W|NoModrm, { 0, 0, 0} }, -{"slod", 0, 0xac, _, W|NoModrm, { 0, 0, 0} }, -{"movs", 0, 0xa4, _, W|NoModrm, { 0, 0, 0} }, -{"smov", 0, 0xa4, _, W|NoModrm, { 0, 0, 0} }, -{"scas", 0, 0xae, _, W|NoModrm, { 0, 0, 0} }, -{"ssca", 0, 0xae, _, W|NoModrm, { 0, 0, 0} }, -{"stos", 0, 0xaa, _, W|NoModrm, { 0, 0, 0} }, -{"ssto", 0, 0xaa, _, W|NoModrm, { 0, 0, 0} }, -{"xlat", 0, 0xd7, _, NoModrm, { 0, 0, 0} }, - -/* bit manipulation */ -{"bsf", 2, 0x0fbc, _, Modrm|ReverseRegRegmem, { Reg|Mem, Reg, 0} }, -{"bsr", 2, 0x0fbd, _, Modrm|ReverseRegRegmem, { Reg|Mem, Reg, 0} }, -{"bt", 2, 0x0fa3, _, Modrm, { Reg, Reg|Mem, 0} }, -{"bt", 2, 0x0fba, 4, Modrm, { Imm8, Reg|Mem, 0} }, -{"btc", 2, 0x0fbb, _, Modrm, { Reg, Reg|Mem, 0} }, -{"btc", 2, 0x0fba, 7, Modrm, { Imm8, Reg|Mem, 0} }, -{"btr", 2, 0x0fb3, _, Modrm, { Reg, Reg|Mem, 0} }, -{"btr", 2, 0x0fba, 6, Modrm, { Imm8, Reg|Mem, 0} }, -{"bts", 2, 0x0fab, _, Modrm, { Reg, Reg|Mem, 0} }, -{"bts", 2, 0x0fba, 5, Modrm, { Imm8, Reg|Mem, 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, _, NoModrm, { Imm8, 0, 0} }, -{"int3", 0, 0xcc, _, NoModrm, { 0, 0, 0} }, -{"into", 0, 0xce, _, NoModrm, { 0, 0, 0} }, -{"iret", 0, 0xcf, _, NoModrm|Data32, { 0, 0, 0} }, -{"iretw", 0, 0xcf, _, NoModrm|Data16, { 0, 0, 0} }, -/* i386sl, i486sl, later 486, and Pentium */ -{"rsm", 0, 0x0faa, _, NoModrm,{ 0, 0, 0} }, - -{"boundl", 2, 0x62, _, Modrm|Data32, { Reg32, Mem, 0} }, -{"boundw", 2, 0x62, _, Modrm|Data16, { Reg16, Mem, 0} }, - -{"hlt", 0, 0xf4, _, NoModrm, { 0, 0, 0} }, -{"wait", 0, 0x9b, _, NoModrm, { 0, 0, 0} }, -/* nop is actually 'xchgl %eax, %eax' */ -{"nop", 0, 0x90, _, NoModrm, { 0, 0, 0} }, - -/* protection control */ -{"arpl", 2, 0x63, _, Modrm, { Reg16, Reg16|Mem, 0} }, -{"lar", 2, 0x0f02, _, Modrm|ReverseRegRegmem, { WordReg|Mem, WordReg, 0} }, -{"lgdt", 1, 0x0f01, 2, Modrm, { Mem, 0, 0} }, -{"lidt", 1, 0x0f01, 3, Modrm, { Mem, 0, 0} }, -{"lldt", 1, 0x0f00, 2, Modrm, { WordReg|Mem, 0, 0} }, -{"lmsw", 1, 0x0f01, 6, Modrm, { WordReg|Mem, 0, 0} }, -{"lsl", 2, 0x0f03, _, Modrm|ReverseRegRegmem, { WordReg|Mem, WordReg, 0} }, -{"ltr", 1, 0x0f00, 3, Modrm, { WordReg|Mem, 0, 0} }, - -{"sgdt", 1, 0x0f01, 0, Modrm, { Mem, 0, 0} }, -{"sidt", 1, 0x0f01, 1, Modrm, { Mem, 0, 0} }, -{"sldt", 1, 0x0f00, 0, Modrm, { WordReg|Mem, 0, 0} }, -{"smsw", 1, 0x0f01, 4, Modrm, { WordReg|Mem, 0, 0} }, -{"str", 1, 0x0f00, 1, Modrm, { Reg16|Mem, 0, 0} }, - -{"verr", 1, 0x0f00, 4, Modrm, { WordReg|Mem, 0, 0} }, -{"verw", 1, 0x0f00, 5, Modrm, { WordReg|Mem, 0, 0} }, - -/* floating point instructions */ - -/* load */ -{"fld", 1, 0xd9c0, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"flds", 1, 0xd9, 0, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem float */ -{"fldl", 1, 0xdd, 0, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem double */ -{"fldl", 1, 0xd9c0, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"fild", 1, 0xdf, 0, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem word (16) */ -{"fildl", 1, 0xdb, 0, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem dword (32) */ -{"fildq",1, 0xdf, 5, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem qword (64) */ -{"fildll",1, 0xdf, 5, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem qword (64) */ -{"fldt", 1, 0xdb, 5, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem efloat */ -{"fbld", 1, 0xdf, 4, Modrm, { Mem, 0, 0} }, /* %st0 <-- mem bcd */ - -/* store (no pop) */ -{"fst", 1, 0xddd0, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"fsts", 1, 0xd9, 2, Modrm, { Mem, 0, 0} }, /* %st0 --> mem float */ -{"fstl", 1, 0xdd, 2, Modrm, { Mem, 0, 0} }, /* %st0 --> mem double */ -{"fstl", 1, 0xddd0, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"fist", 1, 0xdf, 2, Modrm, { Mem, 0, 0} }, /* %st0 --> mem word (16) */ -{"fistl", 1, 0xdb, 2, Modrm, { Mem, 0, 0} }, /* %st0 --> mem dword (32) */ - -/* store (with pop) */ -{"fstp", 1, 0xddd8, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"fstps", 1, 0xd9, 3, Modrm, { Mem, 0, 0} }, /* %st0 --> mem float */ -{"fstpl", 1, 0xdd, 3, Modrm, { Mem, 0, 0} }, /* %st0 --> mem double */ -{"fstpl", 1, 0xddd8, _, ShortForm, { FloatReg, 0, 0} }, /* register */ -{"fistp", 1, 0xdf, 3, Modrm, { Mem, 0, 0} }, /* %st0 --> mem word (16) */ -{"fistpl",1, 0xdb, 3, Modrm, { Mem, 0, 0} }, /* %st0 --> mem dword (32) */ -{"fistpq",1, 0xdf, 7, Modrm, { Mem, 0, 0} }, /* %st0 --> mem qword (64) */ -{"fistpll",1,0xdf, 7, Modrm, { Mem, 0, 0} }, /* %st0 --> mem qword (64) */ -{"fstpt", 1, 0xdb, 7, Modrm, { Mem, 0, 0} }, /* %st0 --> mem efloat */ -{"fbstp", 1, 0xdf, 6, Modrm, { Mem, 0, 0} }, /* %st0 --> mem bcd */ - -/* exchange %st<n> with %st0 */ -{"fxch", 1, 0xd9c8, _, ShortForm, { FloatReg, 0, 0} }, -{"fxch", 0, 0xd9c9, _, NoModrm, { 0, 0, 0} }, /* alias for fxch %st, %st(1) */ - -/* comparison (without pop) */ -{"fcom", 1, 0xd8d0, _, ShortForm, { FloatReg, 0, 0} }, -{"fcoms", 1, 0xd8, 2, Modrm, { Mem, 0, 0} }, /* compare %st0, mem float */ -{"ficoml", 1, 0xda, 2, Modrm, { Mem, 0, 0} }, /* compare %st0, mem word */ -{"fcoml", 1, 0xdc, 2, Modrm, { Mem, 0, 0} }, /* compare %st0, mem double */ -{"fcoml", 1, 0xd8d0, _, ShortForm, { FloatReg, 0, 0} }, -{"ficoms", 1, 0xde, 2, Modrm, { Mem, 0, 0} }, /* compare %st0, mem dword */ - -/* comparison (with pop) */ -{"fcomp", 1, 0xd8d8, _, ShortForm, { FloatReg, 0, 0} }, -{"fcomps", 1, 0xd8, 3, Modrm, { Mem, 0, 0} }, /* compare %st0, mem float */ -{"ficompl", 1, 0xda, 3, Modrm, { Mem, 0, 0} }, /* compare %st0, mem word */ -{"fcompl", 1, 0xdc, 3, Modrm, { Mem, 0, 0} }, /* compare %st0, mem double */ -{"fcompl", 1, 0xd8d8, _, ShortForm, { FloatReg, 0, 0} }, -{"ficomps", 1, 0xde, 3, Modrm, { Mem, 0, 0} }, /* compare %st0, mem dword */ -{"fcompp", 0, 0xded9, _, NoModrm, { 0, 0, 0} }, /* compare %st0, %st1 & pop 2 */ - -/* unordered comparison (with pop) */ -{"fucom", 1, 0xdde0, _, ShortForm, { FloatReg, 0, 0} }, -{"fucomp", 1, 0xdde8, _, ShortForm, { FloatReg, 0, 0} }, -{"fucompp", 0, 0xdae9, _, NoModrm, { 0, 0, 0} }, /* ucompare %st0, %st1 & pop twice */ - -{"ftst", 0, 0xd9e4, _, NoModrm, { 0, 0, 0} }, /* test %st0 */ -{"fxam", 0, 0xd9e5, _, NoModrm, { 0, 0, 0} }, /* examine %st0 */ - -/* load constants into %st0 */ -{"fld1", 0, 0xd9e8, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- 1.0 */ -{"fldl2t", 0, 0xd9e9, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- log2(10) */ -{"fldl2e", 0, 0xd9ea, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- log2(e) */ -{"fldpi", 0, 0xd9eb, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- pi */ -{"fldlg2", 0, 0xd9ec, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- log10(2) */ -{"fldln2", 0, 0xd9ed, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- ln(2) */ -{"fldz", 0, 0xd9ee, _, NoModrm, { 0, 0, 0} }, /* %st0 <-- 0.0 */ - -/* arithmetic */ - -/* add */ -{"fadd", 1, 0xd8c0, _, ShortForm, { FloatReg, 0, 0} }, -{"fadd", 2, 0xd8c0, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, -{"fadd", 0, 0xdcc1, _, NoModrm, { 0, 0, 0} }, /* alias for fadd %st, %st(1) */ -{"faddp", 1, 0xdac0, _, ShortForm, { FloatReg, 0, 0} }, -{"faddp", 2, 0xdac0, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, -{"faddp", 0, 0xdec1, _, NoModrm, { 0, 0, 0} }, /* alias for faddp %st, %st(1) */ -{"fadds", 1, 0xd8, 0, Modrm, { Mem, 0, 0} }, -{"fiaddl", 1, 0xda, 0, Modrm, { Mem, 0, 0} }, -{"faddl", 1, 0xdc, 0, Modrm, { Mem, 0, 0} }, -{"fiadds", 1, 0xde, 0, Modrm, { Mem, 0, 0} }, - -/* sub */ -/* Note: intel has decided that certain of these operations are reversed - in assembler syntax. */ -{"fsub", 1, 0xd8e0, _, ShortForm, { FloatReg, 0, 0} }, -{"fsub", 2, 0xd8e0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fsub", 2, 0xdce8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fsub", 2, 0xdce0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fsub", 0, 0xdce1, _, NoModrm, { 0, 0, 0} }, -{"fsubp", 1, 0xdae0, _, ShortForm, { FloatReg, 0, 0} }, -{"fsubp", 2, 0xdae0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fsubp", 2, 0xdee8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fsubp", 2, 0xdee0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fsubp", 0, 0xdee1, _, NoModrm, { 0, 0, 0} }, -{"fsubs", 1, 0xd8, 4, Modrm, { Mem, 0, 0} }, -{"fisubl", 1, 0xda, 4, Modrm, { Mem, 0, 0} }, -{"fsubl", 1, 0xdc, 4, Modrm, { Mem, 0, 0} }, -{"fisubs", 1, 0xde, 4, Modrm, { Mem, 0, 0} }, - -/* sub reverse */ -{"fsubr", 1, 0xd8e8, _, ShortForm, { FloatReg, 0, 0} }, -{"fsubr", 2, 0xd8e8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fsubr", 2, 0xdce0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fsubr", 2, 0xdce8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fsubr", 0, 0xdce9, _, NoModrm, { 0, 0, 0} }, -{"fsubrp", 1, 0xdae8, _, ShortForm, { FloatReg, 0, 0} }, -{"fsubrp", 2, 0xdae8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fsubrp", 2, 0xdee0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fsubrp", 2, 0xdee8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fsubrp", 0, 0xdee9, _, NoModrm, { 0, 0, 0} }, -{"fsubrs", 1, 0xd8, 5, Modrm, { Mem, 0, 0} }, -{"fisubrl", 1, 0xda, 5, Modrm, { Mem, 0, 0} }, -{"fsubrl", 1, 0xdc, 5, Modrm, { Mem, 0, 0} }, -{"fisubrs", 1, 0xde, 5, Modrm, { Mem, 0, 0} }, - -/* mul */ -{"fmul", 1, 0xd8c8, _, ShortForm, { FloatReg, 0, 0} }, -{"fmul", 2, 0xd8c8, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, -{"fmul", 0, 0xdcc9, _, NoModrm, { 0, 0, 0} }, -{"fmulp", 1, 0xdac8, _, ShortForm, { FloatReg, 0, 0} }, -{"fmulp", 2, 0xdac8, _, ShortForm|FloatD, { FloatReg, FloatAcc, 0} }, -{"fmulp", 0, 0xdec9, _, NoModrm, { 0, 0, 0} }, -{"fmuls", 1, 0xd8, 1, Modrm, { Mem, 0, 0} }, -{"fimull", 1, 0xda, 1, Modrm, { Mem, 0, 0} }, -{"fmull", 1, 0xdc, 1, Modrm, { Mem, 0, 0} }, -{"fimuls", 1, 0xde, 1, Modrm, { Mem, 0, 0} }, - -/* div */ -/* Note: intel has decided that certain of these operations are reversed - in assembler syntax. */ -{"fdiv", 1, 0xd8f0, _, ShortForm, { FloatReg, 0, 0} }, -{"fdiv", 2, 0xd8f0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fdiv", 2, 0xdcf8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fdiv", 2, 0xdcf0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fdiv", 0, 0xdcf1, _, NoModrm, { 0, 0, 0} }, -{"fdivp", 1, 0xdaf0, _, ShortForm, { FloatReg, 0, 0} }, -{"fdivp", 2, 0xdaf0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fdivp", 2, 0xdef8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fdivp", 2, 0xdef0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fdivp", 0, 0xdef1, _, NoModrm, { 0, 0, 0} }, -{"fdivs", 1, 0xd8, 6, Modrm, { Mem, 0, 0} }, -{"fidivl", 1, 0xda, 6, Modrm, { Mem, 0, 0} }, -{"fdivl", 1, 0xdc, 6, Modrm, { Mem, 0, 0} }, -{"fidivs", 1, 0xde, 6, Modrm, { Mem, 0, 0} }, - -/* div reverse */ -{"fdivr", 1, 0xd8f8, _, ShortForm, { FloatReg, 0, 0} }, -{"fdivr", 2, 0xd8f8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fdivr", 2, 0xdcf0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fdivr", 2, 0xdcf8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fdivr", 0, 0xdcf9, _, NoModrm, { 0, 0, 0} }, -{"fdivrp", 1, 0xdaf8, _, ShortForm, { FloatReg, 0, 0} }, -{"fdivrp", 2, 0xdaf8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -#ifdef NON_BROKEN_OPCODES -{"fdivrp", 2, 0xdef0, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#else -{"fdivrp", 2, 0xdef8, _, ShortForm, { FloatAcc, FloatReg, 0} }, -#endif -{"fdivrp", 0, 0xdef9, _, NoModrm, { 0, 0, 0} }, -{"fdivrs", 1, 0xd8, 7, Modrm, { Mem, 0, 0} }, -{"fidivrl", 1, 0xda, 7, Modrm, { Mem, 0, 0} }, -{"fdivrl", 1, 0xdc, 7, Modrm, { Mem, 0, 0} }, -{"fidivrs", 1, 0xde, 7, Modrm, { Mem, 0, 0} }, - -{"f2xm1", 0, 0xd9f0, _, NoModrm, { 0, 0, 0} }, -{"fyl2x", 0, 0xd9f1, _, NoModrm, { 0, 0, 0} }, -{"fptan", 0, 0xd9f2, _, NoModrm, { 0, 0, 0} }, -{"fpatan", 0, 0xd9f3, _, NoModrm, { 0, 0, 0} }, -{"fxtract", 0, 0xd9f4, _, NoModrm, { 0, 0, 0} }, -{"fprem1", 0, 0xd9f5, _, NoModrm, { 0, 0, 0} }, -{"fdecstp", 0, 0xd9f6, _, NoModrm, { 0, 0, 0} }, -{"fincstp", 0, 0xd9f7, _, NoModrm, { 0, 0, 0} }, -{"fprem", 0, 0xd9f8, _, NoModrm, { 0, 0, 0} }, -{"fyl2xp1", 0, 0xd9f9, _, NoModrm, { 0, 0, 0} }, -{"fsqrt", 0, 0xd9fa, _, NoModrm, { 0, 0, 0} }, -{"fsincos", 0, 0xd9fb, _, NoModrm, { 0, 0, 0} }, -{"frndint", 0, 0xd9fc, _, NoModrm, { 0, 0, 0} }, -{"fscale", 0, 0xd9fd, _, NoModrm, { 0, 0, 0} }, -{"fsin", 0, 0xd9fe, _, NoModrm, { 0, 0, 0} }, -{"fcos", 0, 0xd9ff, _, NoModrm, { 0, 0, 0} }, - -{"fchs", 0, 0xd9e0, _, NoModrm, { 0, 0, 0} }, -{"fabs", 0, 0xd9e1, _, NoModrm, { 0, 0, 0} }, - -/* processor control */ -{"fninit", 0, 0xdbe3, _, NoModrm, { 0, 0, 0} }, -{"finit", 0, 0x9bdbe3, _, NoModrm, { 0, 0, 0} }, -{"fldcw", 1, 0xd9, 5, Modrm, { Mem, 0, 0} }, -{"fnstcw", 1, 0xd9, 7, Modrm, { Mem, 0, 0} }, -{"fstcw", 1, 0x9bd9, 7, Modrm, { Mem, 0, 0} }, -{"fnstsw", 1, 0xdfe0, _, NoModrm, { Acc, 0, 0} }, -{"fnstsw", 1, 0xdd, 7, Modrm, { Mem, 0, 0} }, -{"fnstsw", 0, 0xdfe0, _, NoModrm, { 0, 0, 0} }, -{"fstsw", 1, 0x9bdfe0, _, NoModrm, { Acc, 0, 0} }, -{"fstsw", 1, 0x9bdd, 7, Modrm, { Mem, 0, 0} }, -{"fstsw", 0, 0x9bdfe0, _, NoModrm, { 0, 0, 0} }, -{"fnclex", 0, 0xdbe2, _, NoModrm, { 0, 0, 0} }, -{"fclex", 0, 0x9bdbe2, _, NoModrm, { 0, 0, 0} }, -/* - We ignore the short format (287) versions of fstenv/fldenv & fsave/frstor - instructions; i'm not sure how to add them or how they are different. - My 386/387 book offers no details about this. -*/ -{"fnstenv", 1, 0xd9, 6, Modrm, { Mem, 0, 0} }, -{"fstenv", 1, 0x9bd9, 6, Modrm, { Mem, 0, 0} }, -{"fldenv", 1, 0xd9, 4, Modrm, { Mem, 0, 0} }, -{"fnsave", 1, 0xdd, 6, Modrm, { Mem, 0, 0} }, -{"fsave", 1, 0x9bdd, 6, Modrm, { Mem, 0, 0} }, -{"frstor", 1, 0xdd, 4, Modrm, { Mem, 0, 0} }, - -{"ffree", 1, 0xddc0, _, ShortForm, { FloatReg, 0, 0} }, -{"fnop", 0, 0xd9d0, _, NoModrm, { 0, 0, 0} }, -{"fwait", 0, 0x9b, _, NoModrm, { 0, 0, 0} }, - -/* - opcode prefixes; we allow them as seperate insns too - (see prefix table below) -*/ -{"aword", 0, 0x67, _, NoModrm, { 0, 0, 0} }, -{"addr16", 0, 0x67, _, NoModrm, { 0, 0, 0} }, -{"word", 0, 0x66, _, NoModrm, { 0, 0, 0} }, -{"data16", 0, 0x66, _, NoModrm, { 0, 0, 0} }, -{"lock", 0, 0xf0, _, NoModrm, { 0, 0, 0} }, -{"cs", 0, 0x2e, _, NoModrm, { 0, 0, 0} }, -{"ds", 0, 0x3e, _, NoModrm, { 0, 0, 0} }, -{"es", 0, 0x26, _, NoModrm, { 0, 0, 0} }, -{"fs", 0, 0x64, _, NoModrm, { 0, 0, 0} }, -{"gs", 0, 0x65, _, NoModrm, { 0, 0, 0} }, -{"ss", 0, 0x36, _, NoModrm, { 0, 0, 0} }, -{"rep", 0, 0xf3, _, NoModrm, { 0, 0, 0} }, -{"repe", 0, 0xf3, _, NoModrm, { 0, 0, 0} }, -{"repz", 0, 0xf3, _, NoModrm, { 0, 0, 0} }, -{"repne", 0, 0xf2, _, NoModrm, { 0, 0, 0} }, -{"repnz", 0, 0xf2, _, NoModrm, { 0, 0, 0} }, - -/* 486 extensions */ - -{"bswap", 1, 0x0fc8, _, ShortForm, { Reg32,0,0 } }, -{"xadd", 2, 0x0fc0, _, DW|Modrm, { Reg, Reg|Mem, 0 } }, -{"cmpxchg", 2, 0x0fb0, _, DW|Modrm, { Reg, Reg|Mem, 0 } }, -{"invd", 0, 0x0f08, _, NoModrm, { 0, 0, 0} }, -{"wbinvd", 0, 0x0f09, _, NoModrm, { 0, 0, 0} }, -{"invlpg", 1, 0x0f01, 7, Modrm, { Mem, 0, 0} }, - -/* 586 and late 486 extensions */ -{"cpuid", 0, 0x0fa2, _, NoModrm, { 0, 0, 0} }, - -/* Pentium extensions */ -{"wrmsr", 0, 0x0f30, _, NoModrm, { 0, 0, 0} }, -{"rdtsc", 0, 0x0f31, _, NoModrm, { 0, 0, 0} }, -{"rdmsr", 0, 0x0f32, _, NoModrm, { 0, 0, 0} }, -{"cmpxchg8b", 1, 0x0fc7, 1, Modrm, { Mem, 0, 0} }, - -/* Pentium Pro extensions */ -{"rdpmc", 0, 0x0f33, _, NoModrm, { 0, 0, 0} }, - -{"cmovo", 2, 0x0f40, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovno", 2, 0x0f41, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovb", 2, 0x0f42, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovae", 2, 0x0f43, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmove", 2, 0x0f44, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovne", 2, 0x0f45, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovbe", 2, 0x0f46, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmova", 2, 0x0f47, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovs", 2, 0x0f48, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovns", 2, 0x0f49, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovp", 2, 0x0f4a, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovnp", 2, 0x0f4b, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovl", 2, 0x0f4c, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovge", 2, 0x0f4d, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovle", 2, 0x0f4e, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, -{"cmovg", 2, 0x0f4f, _, W|Modrm|ReverseRegRegmem, { WordReg|WordMem, WordReg, 0} }, - -{"fcmovb", 2, 0xdac0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmove", 2, 0xdac8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovbe",2, 0xdad0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovu", 2, 0xdad8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnb", 2, 0xdbc0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovne", 2, 0xdbc8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnbe",2, 0xdbd0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcmovnu", 2, 0xdbd8, _, ShortForm, { FloatReg, FloatAcc, 0} }, - -{"fcomi", 2, 0xdbf0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fucomi", 2, 0xdbe8, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fcomip", 2, 0xdff0, _, ShortForm, { FloatReg, FloatAcc, 0} }, -{"fucomip",2, 0xdfe8, _, ShortForm, { FloatReg, FloatAcc, 0} }, - -{"", 0, 0, 0, 0, { 0, 0, 0} } /* sentinel */ -}; -#undef _ - -static const template *const i386_optab_end - = i386_optab + sizeof (i386_optab)/sizeof(i386_optab[0]); - -/* 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, 3}, - {"sp", Reg16, 4}, {"bp", Reg16, 5}, {"si", Reg16, 6}, {"di", Reg16, 7}, - /* 32 bit regs */ - {"eax", Reg32|Acc, 0}, {"ecx", Reg32, 1}, {"edx", Reg32, 2}, {"ebx", Reg32, 3}, - {"esp", Reg32, 4}, {"ebp", Reg32, 5}, {"esi", Reg32, 6}, {"edi", Reg32, 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}, {"cr2", Control, 2}, {"cr3", Control, 3}, - {"cr4", Control, 4}, - /* debug registers */ - {"db0", Debug, 0}, {"db1", Debug, 1}, {"db2", Debug, 2}, - {"db3", Debug, 3}, {"db6", Debug, 6}, {"db7", Debug, 7}, - {"dr0", Debug, 0}, {"dr1", Debug, 1}, {"dr2", Debug, 2}, - {"dr3", Debug, 3}, {"dr6", Debug, 6}, {"dr7", Debug, 7}, - /* test registers */ - {"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} -}; - -#define MAX_REG_NAME_SIZE 8 /* for parsing register names from input */ - -static const reg_entry *const i386_regtab_end - = i386_regtab + sizeof(i386_regtab)/sizeof(i386_regtab[0]); - -/* 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 }; -static const seg_entry null = { "", 0x0 }; - -/* - This table is used to store the default segment register implied by all - possible memory addressing modes. - It is indexed by the mode & modrm entries of the modrm byte as follows: - index = (mode<<3) | modrm; -*/ -static const seg_entry *const one_byte_segment_defaults[] = { - /* mode 0 */ - &ds, &ds, &ds, &ds, &null, &ds, &ds, &ds, - /* mode 1 */ - &ds, &ds, &ds, &ds, &null, &ss, &ds, &ds, - /* mode 2 */ - &ds, &ds, &ds, &ds, &null, &ss, &ds, &ds, - /* mode 3 --- not a memory reference; never referenced */ -}; - -static const seg_entry *const two_byte_segment_defaults[] = { - /* mode 0 */ - &ds, &ds, &ds, &ds, &ss, &ds, &ds, &ds, - /* mode 1 */ - &ds, &ds, &ds, &ds, &ss, &ds, &ds, &ds, - /* mode 2 */ - &ds, &ds, &ds, &ds, &ss, &ds, &ds, &ds, - /* mode 3 --- not a memory reference; never referenced */ -}; - -static const prefix_entry i386_prefixtab[] = { -#define ADDR_PREFIX_OPCODE 0x67 - { "addr16", 0x67 }, /* address size prefix ==> 16bit addressing - * (How is this useful?) */ -#define WORD_PREFIX_OPCODE 0x66 - { "data16", 0x66 }, /* operand size prefix */ - { "lock", 0xf0 }, /* bus lock prefix */ - { "wait", 0x9b }, /* wait for coprocessor */ - { "cs", 0x2e }, { "ds", 0x3e }, /* segment overrides ... */ - { "es", 0x26 }, { "fs", 0x64 }, - { "gs", 0x65 }, { "ss", 0x36 }, -/* REPE & REPNE used to detect rep/repne with a non-string instruction */ -#define REPNE 0xf2 -#define REPE 0xf3 - { "rep", 0xf3 }, /* repeat string instructions */ - { "repe", 0xf3 }, { "repz", 0xf3 }, - { "repne", 0xf2 }, { "repnz", 0xf2 } -}; - -static const prefix_entry *const i386_prefixtab_end - = i386_prefixtab + sizeof(i386_prefixtab)/sizeof(i386_prefixtab[0]); - -/* end of i386-opcode.h */ |
