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af3f7647f4
mame/src/devices/cpu/i386/i386dasm.cpp
AJR af3f7647f4 x86: Step over RET instructions
2018-12-13 13:17:19 -05:00

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// license:BSD-3-Clause
// copyright-holders:Ville Linde, Peter Ferrie
/*
i386 Disassembler
Written by Ville Linde
*/
#include "emu.h"
#include "i386dasm.h"
const i386_disassembler::I386_OPCODE i386_disassembler::i386_opcode_table1[256] =
{
// 0x00
{"add", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"add", MODRM, PARAM_RM, PARAM_REG, 0 },
{"add", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"add", MODRM, PARAM_REG, PARAM_RM, 0 },
{"add", 0, PARAM_AL, PARAM_UI8, 0 },
{"add", 0, PARAM_EAX, PARAM_IMM, 0 },
{"push es", 0, 0, 0, 0 },
{"pop es", 0, 0, 0, 0 },
{"or", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"or", MODRM, PARAM_RM, PARAM_REG, 0 },
{"or", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"or", MODRM, PARAM_REG, PARAM_RM, 0 },
{"or", 0, PARAM_AL, PARAM_UI8, 0 },
{"or", 0, PARAM_EAX, PARAM_IMM, 0 },
{"push cs", 0, 0, 0, 0 },
{"two_byte", TWO_BYTE, 0, 0, 0 },
// 0x10
{"adc", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"adc", MODRM, PARAM_RM, PARAM_REG, 0 },
{"adc", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"adc", MODRM, PARAM_REG, PARAM_RM, 0 },
{"adc", 0, PARAM_AL, PARAM_UI8, 0 },
{"adc", 0, PARAM_EAX, PARAM_IMM, 0 },
{"push ss", 0, 0, 0, 0 },
{"pop ss", 0, 0, 0, 0 },
{"sbb", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"sbb", MODRM, PARAM_RM, PARAM_REG, 0 },
{"sbb", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"sbb", MODRM, PARAM_REG, PARAM_RM, 0 },
{"sbb", 0, PARAM_AL, PARAM_UI8, 0 },
{"sbb", 0, PARAM_EAX, PARAM_IMM, 0 },
{"push ds", 0, 0, 0, 0 },
{"pop ds", 0, 0, 0, 0 },
// 0x20
{"and", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"and", MODRM, PARAM_RM, PARAM_REG, 0 },
{"and", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"and", MODRM, PARAM_REG, PARAM_RM, 0 },
{"and", 0, PARAM_AL, PARAM_UI8, 0 },
{"and", 0, PARAM_EAX, PARAM_IMM, 0 },
{"seg_es", SEG_ES, 0, 0, 0 },
{"daa", 0, 0, 0, 0 },
{"sub", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"sub", MODRM, PARAM_RM, PARAM_REG, 0 },
{"sub", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"sub", MODRM, PARAM_REG, PARAM_RM, 0 },
{"sub", 0, PARAM_AL, PARAM_UI8, 0 },
{"sub", 0, PARAM_EAX, PARAM_IMM, 0 },
{"seg_cs", SEG_CS, 0, 0, 0 },
{"das", 0, 0, 0, 0 },
// 0x30
{"xor", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"xor", MODRM, PARAM_RM, PARAM_REG, 0 },
{"xor", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"xor", MODRM, PARAM_REG, PARAM_RM, 0 },
{"xor", 0, PARAM_AL, PARAM_UI8, 0 },
{"xor", 0, PARAM_EAX, PARAM_IMM, 0 },
{"seg_ss", SEG_SS, 0, 0, 0 },
{"aaa", 0, 0, 0, 0 },
{"cmp", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"cmp", MODRM, PARAM_RM, PARAM_REG, 0 },
{"cmp", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"cmp", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmp", 0, PARAM_AL, PARAM_UI8, 0 },
{"cmp", 0, PARAM_EAX, PARAM_IMM, 0 },
{"seg_ds", SEG_DS, 0, 0, 0 },
{"aas", 0, 0, 0, 0 },
// 0x40
{"inc", ISREX, PARAM_EAX, 0, 0 },
{"inc", ISREX, PARAM_ECX, 0, 0 },
{"inc", ISREX, PARAM_EDX, 0, 0 },
{"inc", ISREX, PARAM_EBX, 0, 0 },
{"inc", ISREX, PARAM_ESP, 0, 0 },
{"inc", ISREX, PARAM_EBP, 0, 0 },
{"inc", ISREX, PARAM_ESI, 0, 0 },
{"inc", ISREX, PARAM_EDI, 0, 0 },
{"dec", ISREX, PARAM_EAX, 0, 0 },
{"dec", ISREX, PARAM_ECX, 0, 0 },
{"dec", ISREX, PARAM_EDX, 0, 0 },
{"dec", ISREX, PARAM_EBX, 0, 0 },
{"dec", ISREX, PARAM_ESP, 0, 0 },
{"dec", ISREX, PARAM_EBP, 0, 0 },
{"dec", ISREX, PARAM_ESI, 0, 0 },
{"dec", ISREX, PARAM_EDI, 0, 0 },
// 0x50
{"push", ALWAYS64, PARAM_EAX, 0, 0 },
{"push", ALWAYS64, PARAM_ECX, 0, 0 },
{"push", ALWAYS64, PARAM_EDX, 0, 0 },
{"push", ALWAYS64, PARAM_EBX, 0, 0 },
{"push", ALWAYS64, PARAM_ESP, 0, 0 },
{"push", ALWAYS64, PARAM_EBP, 0, 0 },
{"push", ALWAYS64, PARAM_ESI, 0, 0 },
{"push", ALWAYS64, PARAM_EDI, 0, 0 },
{"pop", ALWAYS64, PARAM_EAX, 0, 0 },
{"pop", ALWAYS64, PARAM_ECX, 0, 0 },
{"pop", ALWAYS64, PARAM_EDX, 0, 0 },
{"pop", ALWAYS64, PARAM_EBX, 0, 0 },
{"pop", ALWAYS64, PARAM_ESP, 0, 0 },
{"pop", ALWAYS64, PARAM_EBP, 0, 0 },
{"pop", ALWAYS64, PARAM_ESI, 0, 0 },
{"pop", ALWAYS64, PARAM_EDI, 0, 0 },
// 0x60
{"pusha\0pushad\0<invalid>",VAR_NAME,0, 0, 0 },
{"popa\0popad\0<invalid>", VAR_NAME,0, 0, 0 },
{"bound", MODRM, PARAM_REG, PARAM_RM, 0 },
{"arpl", MODRM | SPECIAL64_ENT(0),PARAM_RM, PARAM_REG16, 0 },
{"seg_fs", SEG_FS, 0, 0, 0 },
{"seg_gs", SEG_GS, 0, 0, 0 },
{"op_size", OP_SIZE, 0, 0, 0 },
{"addr_size", ADDR_SIZE, 0, 0, 0 },
{"push", 0, PARAM_IMM, 0, 0 },
{"imul", MODRM, PARAM_REG, PARAM_RM, PARAM_IMM },
{"push", 0, PARAM_I8, 0, 0 },
{"imul", MODRM, PARAM_REG, PARAM_RM, PARAM_I8 },
{"insb", 0, 0, 0, 0 },
{"insw\0insd\0insd",VAR_NAME, 0, 0, 0 },
{"outsb", 0, PARAM_PREIMP, 0, 0 },
{"outsw\0outsd\0outsd",VAR_NAME, PARAM_PREIMP, 0, 0 },
// 0x70
{"jo", 0, PARAM_REL8, 0, 0 },
{"jno", 0, PARAM_REL8, 0, 0 },
{"jb", 0, PARAM_REL8, 0, 0 },
{"jae", 0, PARAM_REL8, 0, 0 },
{"je", 0, PARAM_REL8, 0, 0 },
{"jne", 0, PARAM_REL8, 0, 0 },
{"jbe", 0, PARAM_REL8, 0, 0 },
{"ja", 0, PARAM_REL8, 0, 0 },
{"js", 0, PARAM_REL8, 0, 0 },
{"jns", 0, PARAM_REL8, 0, 0 },
{"jp", 0, PARAM_REL8, 0, 0 },
{"jnp", 0, PARAM_REL8, 0, 0 },
{"jl", 0, PARAM_REL8, 0, 0 },
{"jge", 0, PARAM_REL8, 0, 0 },
{"jle", 0, PARAM_REL8, 0, 0 },
{"jg", 0, PARAM_REL8, 0, 0 },
// 0x80
{"group80", GROUP, 0, 0, 0 },
{"group81", GROUP, 0, 0, 0 },
{"group80", GROUP, 0, 0, 0 },
{"group83", GROUP, 0, 0, 0 },
{"test", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"test", MODRM, PARAM_RM, PARAM_REG, 0 },
{"xchg", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"xchg", MODRM, PARAM_REG, PARAM_RM, 0 },
{"mov", MODRM, PARAM_RM8, PARAM_REG8, 0 },
{"mov", MODRM, PARAM_RM, PARAM_REG, 0 },
{"mov", MODRM, PARAM_REG8, PARAM_RM8, 0 },
{"mov", MODRM, PARAM_REG, PARAM_RM, 0 },
{"mov", MODRM, PARAM_RM, PARAM_SREG, 0 },
{"lea", MODRM, PARAM_REG, PARAM_RM, 0 },
{"mov", MODRM, PARAM_SREG, PARAM_RM, 0 },
{"pop", MODRM, PARAM_RM, 0, 0 },
// 0x90
{"nop\0???\0???\0pause", VAR_NAME4, 0, 0, 0 },
{"xchg", 0, PARAM_EAX, PARAM_ECX, 0 },
{"xchg", 0, PARAM_EAX, PARAM_EDX, 0 },
{"xchg", 0, PARAM_EAX, PARAM_EBX, 0 },
{"xchg", 0, PARAM_EAX, PARAM_ESP, 0 },
{"xchg", 0, PARAM_EAX, PARAM_EBP, 0 },
{"xchg", 0, PARAM_EAX, PARAM_ESI, 0 },
{"xchg", 0, PARAM_EAX, PARAM_EDI, 0 },
{"cbw\0cwde\0cdqe", VAR_NAME, 0, 0, 0 },
{"cwd\0cdq\0cqo", VAR_NAME, 0, 0, 0 },
{"call", ALWAYS64, PARAM_ADDR, 0, 0, STEP_OVER},
{"wait", 0, 0, 0, 0 },
{"pushf\0pushfd\0pushfq",VAR_NAME, 0, 0, 0 },
{"popf\0popfd\0popfq",VAR_NAME, 0, 0, 0 },
{"sahf", 0, 0, 0, 0 },
{"lahf", 0, 0, 0, 0 },
// 0xa0
{"mov", 0, PARAM_AL, PARAM_MEM_OFFS, 0 },
{"mov", 0, PARAM_EAX, PARAM_MEM_OFFS, 0 },
{"mov", 0, PARAM_MEM_OFFS, PARAM_AL, 0 },
{"mov", 0, PARAM_MEM_OFFS, PARAM_EAX, 0 },
{"movsb", 0, PARAM_PREIMP, 0, 0 },
{"movsw\0movsd\0movsq",VAR_NAME, PARAM_PREIMP, 0, 0 },
{"cmpsb", 0, PARAM_PREIMP, 0, 0 },
{"cmpsw\0cmpsd\0cmpsq",VAR_NAME, PARAM_PREIMP, 0, 0 },
{"test", 0, PARAM_AL, PARAM_UI8, 0 },
{"test", 0, PARAM_EAX, PARAM_IMM, 0 },
{"stosb", 0, 0, 0, 0 },
{"stosw\0stosd\0stosq",VAR_NAME, 0, 0, 0 },
{"lodsb", 0, PARAM_PREIMP, 0, 0 },
{"lodsw\0lodsd\0lodsq",VAR_NAME, PARAM_PREIMP, 0, 0 },
{"scasb", 0, 0, 0, 0 },
{"scasw\0scasd\0scasq",VAR_NAME, 0, 0, 0 },
// 0xb0
{"mov", 0, PARAM_AL, PARAM_UI8, 0 },
{"mov", 0, PARAM_CL, PARAM_UI8, 0 },
{"mov", 0, PARAM_DL, PARAM_UI8, 0 },
{"mov", 0, PARAM_BL, PARAM_UI8, 0 },
{"mov", 0, PARAM_AH, PARAM_UI8, 0 },
{"mov", 0, PARAM_CH, PARAM_UI8, 0 },
{"mov", 0, PARAM_DH, PARAM_UI8, 0 },
{"mov", 0, PARAM_BH, PARAM_UI8, 0 },
{"mov", 0, PARAM_EAX, PARAM_IMM64, 0 },
{"mov", 0, PARAM_ECX, PARAM_IMM64, 0 },
{"mov", 0, PARAM_EDX, PARAM_IMM64, 0 },
{"mov", 0, PARAM_EBX, PARAM_IMM64, 0 },
{"mov", 0, PARAM_ESP, PARAM_IMM64, 0 },
{"mov", 0, PARAM_EBP, PARAM_IMM64, 0 },
{"mov", 0, PARAM_ESI, PARAM_IMM64, 0 },
{"mov", 0, PARAM_EDI, PARAM_IMM64, 0 },
// 0xc0
{"groupC0", GROUP, 0, 0, 0 },
{"groupC1", GROUP, 0, 0, 0 },
{"ret", 0, PARAM_UI16, 0, 0, STEP_OUT},
{"ret", 0, 0, 0, 0, STEP_OUT},
{"les", MODRM, PARAM_REG, PARAM_RM, 0 },
{"lds", MODRM, PARAM_REG, PARAM_RM, 0 },
{"mov", MODRM, PARAM_RMPTR8, PARAM_UI8, 0 },
{"mov", MODRM, PARAM_RMPTR, PARAM_IMM, 0 },
{"enter", 0, PARAM_UI16, PARAM_UI8, 0 },
{"leave", 0, 0, 0, 0 },
{"retf", 0, PARAM_UI16, 0, 0, STEP_OUT},
{"retf", 0, 0, 0, 0, STEP_OUT},
{"int 3", 0, 0, 0, 0, STEP_OVER},
{"int", 0, PARAM_UI8, 0, 0, STEP_OVER},
{"into", 0, 0, 0, 0 },
{"iret", 0, 0, 0, 0, STEP_OUT},
// 0xd0
{"groupD0", GROUP, 0, 0, 0 },
{"groupD1", GROUP, 0, 0, 0 },
{"groupD2", GROUP, 0, 0, 0 },
{"groupD3", GROUP, 0, 0, 0 },
{"aam", 0, PARAM_UI8, 0, 0 },
{"aad", 0, PARAM_UI8, 0, 0 },
{"salc", 0, 0, 0, 0 }, //AMD docs name it
{"xlat", 0, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
{"escape", FPU, 0, 0, 0 },
// 0xe0
{"loopne", 0, PARAM_REL8, 0, 0, STEP_OVER},
{"loopz", 0, PARAM_REL8, 0, 0, STEP_OVER},
{"loop", 0, PARAM_REL8, 0, 0, STEP_OVER},
{"jcxz\0jecxz\0jrcxz",VAR_NAME, PARAM_REL8, 0, 0 },
{"in", 0, PARAM_AL, PARAM_UI8, 0 },
{"in", 0, PARAM_EAX, PARAM_UI8, 0 },
{"out", 0, PARAM_UI8, PARAM_AL, 0 },
{"out", 0, PARAM_UI8, PARAM_EAX, 0 },
{"call", 0, PARAM_REL, 0, 0, STEP_OVER},
{"jmp", 0, PARAM_REL, 0, 0 },
{"jmp", 0, PARAM_ADDR, 0, 0 },
{"jmp", 0, PARAM_REL8, 0, 0 },
{"in", 0, PARAM_AL, PARAM_DX, 0 },
{"in", 0, PARAM_EAX, PARAM_DX, 0 },
{"out", 0, PARAM_DX, PARAM_AL, 0 },
{"out", 0, PARAM_DX, PARAM_EAX, 0 },
// 0xf0
{"lock", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"repne", PREFIX, 0, 0, 0 },
{"rep", PREFIX, 0, 0, 0, STEP_OVER},
{"hlt", 0, 0, 0, 0, STEP_OVER},
{"cmc", 0, 0, 0, 0 },
{"groupF6", GROUP, 0, 0, 0 },
{"groupF7", GROUP, 0, 0, 0 },
{"clc", 0, 0, 0, 0 },
{"stc", 0, 0, 0, 0 },
{"cli", 0, 0, 0, 0 },
{"sti", 0, 0, 0, 0 },
{"cld", 0, 0, 0, 0 },
{"std", 0, 0, 0, 0 },
{"groupFE", GROUP, 0, 0, 0 },
{"groupFF", GROUP, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::x64_opcode_alt[] =
{
{"movsxd", MODRM | ALWAYS64,PARAM_REG, PARAM_RMPTR32, 0 },
};
const i386_disassembler::I386_OPCODE i386_disassembler::i386_opcode_table2[256] =
{
// 0x00
{"group0F00", GROUP, 0, 0, 0 },
{"group0F01", GROUP, 0, 0, 0 },
{"lar", MODRM, PARAM_REG, PARAM_RM, 0 },
{"lsl", MODRM, PARAM_REG, PARAM_RM, 0 },
{"???", 0, 0, 0, 0 },
{"syscall", 0, 0, 0, 0 },
{"clts", 0, 0, 0, 0 },
{"sysret", 0, 0, 0, 0 },
{"invd", 0, 0, 0, 0 },
{"wbinvd", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"ud2", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"group0F0D", GROUP, 0, 0, 0 }, //AMD only
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x10
{"movups\0"
"movupd\0"
"movsd\0"
"movss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"movups\0"
"movupd\0"
"movsd\0"
"movss", MODRM|VAR_NAME4,PARAM_XMMM, PARAM_XMM, 0 },
{"group0F12", GROUP|GROUP_MOD, 0, 0, 0 },
{"movlps\0"
"movlpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMMM, PARAM_XMM, 0 },
{"unpcklps\0"
"unpcklpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"unpckhps\0"
"unpckhpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "group0F16", GROUP|GROUP_MOD, 0, 0, 0 },
{"movhps\0"
"movhpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMMM, PARAM_XMM, 0 },
{"group0F18", GROUP, 0, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
{"nop_hint", 0, PARAM_RMPTR8, 0, 0 },
// 0x20
{"mov", MODRM, PARAM_REG2_32, PARAM_CREG, 0 },
{"mov", MODRM, PARAM_REG2_32, PARAM_DREG, 0 },
{"mov", MODRM, PARAM_CREG, PARAM_REG2_32, 0 },
{"mov", MODRM, PARAM_DREG, PARAM_REG2_32, 0 },
{"mov", MODRM, PARAM_REG2_32, PARAM_TREG, 0 },
{"???", 0, 0, 0, 0 },
{"mov", MODRM, PARAM_TREG, PARAM_REG2_32, 0 },
{"???", 0, 0, 0, 0 },
{"movaps\0"
"movapd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"movaps\0"
"movapd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMMM, PARAM_XMM, 0 },
{"cvtpi2ps\0"
"cvtpi2pd\0"
"cvtsi2sd\0"
"cvtsi2ss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_RMXMM, 0 },
{"movntps\0"
"movntpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMMM, PARAM_XMM, 0 },
{"cvttps2pi\0"
"cvttpd2pi\0"
"cvttsd2si\0"
"cvttss2si", MODRM|VAR_NAME4,PARAM_REGORXMM, PARAM_XMMM, 0 },
{"cvtps2pi\0"
"cvtpd2pi\0"
"cvtsd2si\0"
"cvtss2si", MODRM|VAR_NAME4,PARAM_REGORXMM, PARAM_XMMM, 0 },
{"ucomiss\0"
"ucomisd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"comiss\0"
"comisd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
// 0x30
{"wrmsr", 0, 0, 0, 0 },
{"rdtsc", 0, 0, 0, 0 },
{"rdmsr", 0, 0, 0, 0 },
{"rdpmc", 0, 0, 0, 0 },
{"sysenter", 0, 0, 0, 0 },
{"sysexit", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"three_byte", THREE_BYTE, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"three_byte", THREE_BYTE, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x40
{"cmovo", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovno", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovb", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovae", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmove", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovne", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovbe", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmova", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovs", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovns", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovpe", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovpo", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovl", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovge", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovle", MODRM, PARAM_REG, PARAM_RM, 0 },
{"cmovg", MODRM, PARAM_REG, PARAM_RM, 0 },
// 0x50
{"movmskps\0"
"movmskpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_REG3264, PARAM_XMMM, 0 },
{"sqrtps\0"
"sqrtpd\0"
"sqrtsd\0"
"sqrtss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"rsqrtps\0"
"???\0"
"???\0"
"rsqrtss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"rcpps\0"
"???\0"
"???\0"
"rcpss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"andps\0"
"andpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"andnps\0"
"andnpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"orps\0"
"orpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"xorps\0"
"xorpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"addps\0"
"addpd\0"
"addsd\0"
"addss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"mulps\0"
"mulpd\0"
"mulsd\0"
"mulss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"cvtps2pd\0"
"cvtpd2ps\0"
"cvtsd2ss\0"
"cvtss2sd", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"cvtdq2ps\0"
"cvtps2dq\0"
"???\0"
"cvttps2dq", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"subps\0"
"subpd\0"
"subsd\0"
"subss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"minps\0"
"minpd\0"
"minsd\0"
"minss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"divps\0"
"divpd\0"
"divsd\0"
"divss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"maxps\0"
"maxpd\0"
"maxsd\0"
"maxss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
// 0x60
{"punpcklbw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"punpcklwd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"punpckldq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"packsswb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pcmpgtb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pcmpgtw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pcmpgtd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"packuswb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"punpckhbw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"punpckhwd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"punpckhdq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"packssdw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"???\0"
"punpcklqdq\0"
"???\0"
"???\0", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"punpckhqdq\0"
"???\0"
"???\0", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"movd", MODRM, PARAM_MMX, PARAM_RM, 0 },
{"movq\0"
"movdqa\0"
"???\0"
"movdqu", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, 0 },
// 0x70
{"pshufw\0"
"pshufd\0"
"pshuflw\0"
"pshufhw", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, PARAM_UI8 },
{"group0F71", GROUP, 0, 0, 0 },
{"group0F72", GROUP, 0, 0, 0 },
{"group0F73", GROUP, 0, 0, 0 },
{"pcmpeqb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pcmpeqw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pcmpeqd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"emms", 0, 0, 0, 0 },
{"vmread", MODRM, PARAM_RM, PARAM_REG, 0 },
{"vmwrite", MODRM, PARAM_RM, PARAM_REG, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"haddpd\0"
"haddps\0"
"???", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, 0 },
{"???\0"
"hsubpd\0"
"hsubps\0"
"???", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, 0 },
{"movd\0"
"movd\0"
"???\0"
"movq", MODRM|VAR_NAME4,PARAM_RM, PARAM_MMX, 0 },
{"movq\0"
"movdqa\0"
"???\0"
"movdqu", MODRM|VAR_NAME4,PARAM_MMXM, PARAM_MMX, 0 },
// 0x80
{"jo", 0, PARAM_REL, 0, 0 },
{"jno", 0, PARAM_REL, 0, 0 },
{"jb", 0, PARAM_REL, 0, 0 },
{"jae", 0, PARAM_REL, 0, 0 },
{"je", 0, PARAM_REL, 0, 0 },
{"jne", 0, PARAM_REL, 0, 0 },
{"jbe", 0, PARAM_REL, 0, 0 },
{"ja", 0, PARAM_REL, 0, 0 },
{"js", 0, PARAM_REL, 0, 0 },
{"jns", 0, PARAM_REL, 0, 0 },
{"jp", 0, PARAM_REL, 0, 0 },
{"jnp", 0, PARAM_REL, 0, 0 },
{"jl", 0, PARAM_REL, 0, 0 },
{"jge", 0, PARAM_REL, 0, 0 },
{"jle", 0, PARAM_REL, 0, 0 },
{"jg", 0, PARAM_REL, 0, 0 },
// 0x90
{"seto", MODRM, PARAM_RMPTR8, 0, 0 },
{"setno", MODRM, PARAM_RMPTR8, 0, 0 },
{"setb", MODRM, PARAM_RMPTR8, 0, 0 },
{"setae", MODRM, PARAM_RMPTR8, 0, 0 },
{"sete", MODRM, PARAM_RMPTR8, 0, 0 },
{"setne", MODRM, PARAM_RMPTR8, 0, 0 },
{"setbe", MODRM, PARAM_RMPTR8, 0, 0 },
{"seta", MODRM, PARAM_RMPTR8, 0, 0 },
{"sets", MODRM, PARAM_RMPTR8, 0, 0 },
{"setns", MODRM, PARAM_RMPTR8, 0, 0 },
{"setp", MODRM, PARAM_RMPTR8, 0, 0 },
{"setnp", MODRM, PARAM_RMPTR8, 0, 0 },
{"setl", MODRM, PARAM_RMPTR8, 0, 0 },
{"setge", MODRM, PARAM_RMPTR8, 0, 0 },
{"setle", MODRM, PARAM_RMPTR8, 0, 0 },
{"setg", MODRM, PARAM_RMPTR8, 0, 0 },
// 0xa0
{"push fs", 0, 0, 0, 0 },
{"pop fs", 0, 0, 0, 0 },
{"cpuid", 0, 0, 0, 0 },
{"bt", MODRM, PARAM_RM, PARAM_REG, 0 },
{"shld", MODRM, PARAM_RM, PARAM_REG, PARAM_UI8 },
{"shld", MODRM, PARAM_RM, PARAM_REG, PARAM_CL },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"push gs", 0, 0, 0, 0 },
{"pop gs", 0, 0, 0, 0 },
{"rsm", 0, 0, 0, 0 },
{"bts", MODRM, PARAM_RM, PARAM_REG, 0 },
{"shrd", MODRM, PARAM_RM, PARAM_REG, PARAM_UI8 },
{"shrd", MODRM, PARAM_RM, PARAM_REG, PARAM_CL },
{"group0FAE", GROUP, 0, 0, 0 },
{"imul", MODRM, PARAM_REG, PARAM_RM, 0 },
// 0xb0
{"cmpxchg", MODRM, PARAM_RM8, PARAM_REG, 0 },
{"cmpxchg", MODRM, PARAM_RM, PARAM_REG, 0 },
{"lss", MODRM, PARAM_REG, PARAM_RM, 0 },
{"btr", MODRM, PARAM_RM, PARAM_REG, 0 },
{"lfs", MODRM, PARAM_REG, PARAM_RM, 0 },
{"lgs", MODRM, PARAM_REG, PARAM_RM, 0 },
{"movzx", MODRM, PARAM_REG, PARAM_RMPTR8, 0 },
{"movzx", MODRM, PARAM_REG, PARAM_RMPTR16, 0 },
{"???\0"
"???\0"
"???\0"
"popcnt", MODRM|VAR_NAME4, PARAM_REG, PARAM_RM16, 0 },
{"ud2", 0, 0, 0, 0 },
{"group0FBA", GROUP, 0, 0, 0 },
{"btc", MODRM, PARAM_RM, PARAM_REG, 0 },
{"bsf\0"
"???\0"
"???\0"
"tzcnt", MODRM|VAR_NAME4, PARAM_REG, PARAM_RM, 0 },
{"bsr\0"
"???\0"
"???\0"
"lzcnt", MODRM|VAR_NAME4, PARAM_REG, PARAM_RM, 0, STEP_OVER},
{"movsx", MODRM, PARAM_REG, PARAM_RMPTR8, 0 },
{"movsx", MODRM, PARAM_REG, PARAM_RMPTR16, 0 },
// 0xc0
{"xadd", MODRM, PARAM_RM8, PARAM_REG, 0 },
{"xadd", MODRM, PARAM_RM, PARAM_REG, 0 },
{"cmpps\0"
"cmppd\0"
"cmpsd\0"
"cmpss", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"movnti", MODRM, PARAM_RM, PARAM_REG, 0 },
{"pinsrw", MODRM, PARAM_MMX, PARAM_RM, PARAM_UI8 },
{"pextrw", MODRM, PARAM_MMX, PARAM_RM, PARAM_UI8 },
{"shufps\0"
"shufpd\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"group0FC7", GROUP, 0, 0, 0 },
{"bswap", 0, PARAM_EAX, 0, 0 },
{"bswap", 0, PARAM_ECX, 0, 0 },
{"bswap", 0, PARAM_EDX, 0, 0 },
{"bswap", 0, PARAM_EBX, 0, 0 },
{"bswap", 0, PARAM_ESP, 0, 0 },
{"bswap", 0, PARAM_EBP, 0, 0 },
{"bswap", 0, PARAM_ESI, 0, 0 },
{"bswap", 0, PARAM_EDI, 0, 0 },
// 0xd0
{"???\0"
"addsubpd\0"
"addsubps\0"
"???\0", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"psrlw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psrld", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psrlq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmullw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"???\0"
"movq\0"
"movdq2q\0"
"movq2dq", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, 0 },
{"pmovmskb", MODRM, PARAM_REG3264, PARAM_MMXM, 0 },
{"psubusb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psubusw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pminub", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pand", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddusb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddusw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmaxub", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pandn", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
// 0xe0
{"pavgb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psraw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psrad", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pavgw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmulhuw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmulhw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"???\0"
"cvttpd2dq\0"
"cvtpd2dq\0"
"cvtdq2pd", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"movntq\0"
"movntdq\0"
"???\0"
"???\0", MODRM|VAR_NAME4, PARAM_M64, PARAM_MMX, 0 },
{"psubsb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psubsw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pminsw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"por", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddsb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddsw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmaxsw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pxor", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
// 0xf0
{"???\0"
"???\0"
"lddqu\0"
"???", MODRM|VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{"psllw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pslld", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psllq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmuludq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"pmaddwd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psadbw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"maskmovq\0"
"maskmovdqu\0"
"???\0"
"???", MODRM|VAR_NAME4,PARAM_MMX, PARAM_MMXM, 0 },
{"psubb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psubw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psubd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"psubq", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddb", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddw", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"paddd", MODRM, PARAM_MMX, PARAM_MMXM, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::i386_opcode_table0F38[256] =
{
// 0x00
{"pshufb\0"
"pshufb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phaddw\0"
"phaddw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phaddd\0"
"phadd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phaddsw\0"
"phaddsw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"pmaddubsw\0"
"pmaddubsw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phsubw\0"
"phsubw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phsubd\0"
"phsubd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"phsubsw\0"
"phsubsw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"psignb\0"
"psignb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"psignw\0"
"psignw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"psignd\0"
"psignd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"pmulhrsw\0"
"pmulhrsw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x10
{"???\0"
"pblendvb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_XMM0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"blendvps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_XMM0 },
{"???\0"
"blendvpd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_XMM0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"ptest\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"pabsb\0"
"pabsb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"pabsw\0"
"pabsw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"pabsd\0"
"pabsd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
// 0x20
{"???\0"
"pmovsxbw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???\0"
"pmovsxbd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM32, 0 },
{"???\0"
"pmovsxbq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM16, 0 },
{"???\0"
"pmovsxwd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???\0"
"pmovsxwq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM32, 0 },
{"???\0"
"pmovsxdq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"pmuldq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pcmpeqq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"movntdqa\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"packusdw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x30
{"???\0"
"pmovzxbw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???\0"
"pmovzxbd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM32, 0 },
{"???\0"
"pmovzxbq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM16, 0 },
{"???\0"
"pmovzxwd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???\0"
"pmovzxwq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM32, 0 },
{"???\0"
"pmovzxdq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMM64, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"pcmpgtq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pminsb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pminsd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pminuw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pminud\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pmaxsb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pmaxsd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pmaxuw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"pmaxud\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
// 0x40
{"???\0"
"pmulld\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"phminposuw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x50
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x60
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x70
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x80
{"???\0"
"invept\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_REG32, PARAM_XMMM, 0 },
{"???\0"
"invvpid\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_REG32, PARAM_XMMM, 0 },
{"???\0"
"invpcid\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_REG32, PARAM_XMMM, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x90
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xa0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xb0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xc0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xd0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"aesimc\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"aesenc\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"aesenclast\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"aesdec\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
{"???\0"
"aesdeclast\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, 0 },
// 0xe0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xf0
{"movbe\0"
"???\0"
"crc32\0"
"???", MODRM|VAR_NAME4, PARAM_REG32, PARAM_RMPTR, 0 }, // not quite correct
{"movbe\0"
"???\0"
"crc32\0"
"???", MODRM|VAR_NAME4, PARAM_RMPTR, PARAM_REG32, 0 }, // not quite correct
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
};
const i386_disassembler::I386_OPCODE i386_disassembler::i386_opcode_table0F3A[256] =
{
// 0x00
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"roundps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"roundpd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"roundss\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"roundsd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"blendps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"blendpd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"pblendw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"palignr\0"
"palignr\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
// 0x10
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"pextrb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_RM8, PARAM_XMM, PARAM_UI8 },
{"???\0"
"pextrw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_RM16, PARAM_XMM, PARAM_UI8 },
{"???\0"
"pextrd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_RM8, PARAM_XMM, PARAM_UI8 },
{"???\0"
"extractps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_RM32, PARAM_XMM, PARAM_UI8 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x20
{"???\0"
"pinsrb\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_RM8, PARAM_UI8 },
{"???\0"
"insertps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_RM8, PARAM_UI8 },
{"???\0"
"pinsrd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_RM32, PARAM_UI8 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x30
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x40
{"???\0"
"dpps\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"dppd\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"mpsadbw\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???", 0, 0, 0, 0 },
{"???\0"
"pclmulqdq\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x50
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x60
{"???\0"
"pcmestrm\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"pcmestri\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"pcmistrm\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???\0"
"pcmistri\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x70
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x80
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0x90
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xa0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xb0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xc0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xd0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???\0"
"aeskeygenassist\0"
"???\0"
"???", MODRM|VAR_NAME4, PARAM_XMM, PARAM_XMMM, PARAM_UI8 },
// 0xe0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
// 0xf0
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
};
const i386_disassembler::I386_OPCODE i386_disassembler::group80_table[8] =
{
{"add", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"or", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"adc", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"sbb", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"and", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"sub", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"xor", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"cmp", 0, PARAM_RMPTR8, PARAM_UI8, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group81_table[8] =
{
{"add", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"or", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"adc", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"sbb", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"and", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"sub", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"xor", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"cmp", 0, PARAM_RMPTR, PARAM_IMM, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group83_table[8] =
{
{"add", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"or", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"adc", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"sbb", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"and", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"sub", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"xor", 0, PARAM_RMPTR, PARAM_I8, 0 },
{"cmp", 0, PARAM_RMPTR, PARAM_I8, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupC0_table[8] =
{
{"rol", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"ror", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"rcl", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"rcr", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"shl", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"shr", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"sal", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"sar", 0, PARAM_RMPTR8, PARAM_UI8, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupC1_table[8] =
{
{"rol", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"ror", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"rcl", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"rcr", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"shl", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"shr", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"sal", 0, PARAM_RMPTR, PARAM_UI8, 0 },
{"sar", 0, PARAM_RMPTR, PARAM_UI8, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupD0_table[8] =
{
{"rol", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"ror", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"rcl", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"rcr", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"shl", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"shr", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"sal", 0, PARAM_RMPTR8, PARAM_1, 0 },
{"sar", 0, PARAM_RMPTR8, PARAM_1, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupD1_table[8] =
{
{"rol", 0, PARAM_RMPTR, PARAM_1, 0 },
{"ror", 0, PARAM_RMPTR, PARAM_1, 0 },
{"rcl", 0, PARAM_RMPTR, PARAM_1, 0 },
{"rcr", 0, PARAM_RMPTR, PARAM_1, 0 },
{"shl", 0, PARAM_RMPTR, PARAM_1, 0 },
{"shr", 0, PARAM_RMPTR, PARAM_1, 0 },
{"sal", 0, PARAM_RMPTR, PARAM_1, 0 },
{"sar", 0, PARAM_RMPTR, PARAM_1, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupD2_table[8] =
{
{"rol", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"ror", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"rcl", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"rcr", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"shl", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"shr", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"sal", 0, PARAM_RMPTR8, PARAM_CL, 0 },
{"sar", 0, PARAM_RMPTR8, PARAM_CL, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupD3_table[8] =
{
{"rol", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"ror", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"rcl", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"rcr", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"shl", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"shr", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"sal", 0, PARAM_RMPTR, PARAM_CL, 0 },
{"sar", 0, PARAM_RMPTR, PARAM_CL, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupF6_table[8] =
{
{"test", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"test", 0, PARAM_RMPTR8, PARAM_UI8, 0 },
{"not", 0, PARAM_RMPTR8, 0, 0 },
{"neg", 0, PARAM_RMPTR8, 0, 0 },
{"mul", 0, PARAM_RMPTR8, 0, 0 },
{"imul", 0, PARAM_RMPTR8, 0, 0 },
{"div", 0, PARAM_RMPTR8, 0, 0 },
{"idiv", 0, PARAM_RMPTR8, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupF7_table[8] =
{
{"test", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"test", 0, PARAM_RMPTR, PARAM_IMM, 0 },
{"not", 0, PARAM_RMPTR, 0, 0 },
{"neg", 0, PARAM_RMPTR, 0, 0 },
{"mul", 0, PARAM_RMPTR, 0, 0 },
{"imul", 0, PARAM_RMPTR, 0, 0 },
{"div", 0, PARAM_RMPTR, 0, 0 },
{"idiv", 0, PARAM_RMPTR, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupFE_table[8] =
{
{"inc", 0, PARAM_RMPTR8, 0, 0 },
{"dec", 0, PARAM_RMPTR8, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::groupFF_table[8] =
{
{"inc", 0, PARAM_RMPTR, 0, 0 },
{"dec", 0, PARAM_RMPTR, 0, 0 },
{"call", ALWAYS64, PARAM_RMPTR, 0, 0, STEP_OVER},
{"call far ptr ",0, PARAM_RM, 0, 0, STEP_OVER},
{"jmp", ALWAYS64, PARAM_RMPTR, 0, 0 },
{"jmp far ptr ",0, PARAM_RM, 0, 0 },
{"push", 0, PARAM_RMPTR, 0, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F00_table[8] =
{
{"sldt", 0, PARAM_RM, 0, 0 },
{"str", 0, PARAM_RM, 0, 0 },
{"lldt", 0, PARAM_RM, 0, 0 },
{"ltr", 0, PARAM_RM, 0, 0 },
{"verr", 0, PARAM_RM, 0, 0 },
{"verw", 0, PARAM_RM, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F01_table[8] =
{
{"sgdt", 0, PARAM_RM, 0, 0 },
{"sidt", 0, PARAM_RM, 0, 0 },
{"lgdt", 0, PARAM_RM, 0, 0 },
{"lidt", 0, PARAM_RM, 0, 0 },
{"smsw", 0, PARAM_RM, 0, 0 },
{"???", 0, 0, 0, 0 },
{"lmsw", 0, PARAM_RM, 0, 0 },
{"invlpg", 0, PARAM_RM, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F0D_table[8] =
{
{"prefetch", 0, PARAM_RM8, 0, 0 },
{"prefetchw", 0, PARAM_RM8, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F12_table[4] =
{
{ "movlps\0"
"movlpd\0"
"movddup\0"
"movsldup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movlps\0"
"movlpd\0"
"movddup\0"
"movsldup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movlps\0"
"movlpd\0"
"movddup\0"
"movsldup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movhlps\0"
"???\0"
"movddup\0"
"movsldup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F16_table[4] =
{
{ "movhps\0"
"movhpd\0"
"???\0"
"movshdup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movhps\0"
"movhpd\0"
"???\0"
"movshdup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movhps\0"
"movhpd\0"
"???\0"
"movshdup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 },
{ "movlhps\0"
"movhpd\0"
"???\0"
"movshdup", VAR_NAME4,PARAM_XMM, PARAM_XMMM, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F18_table[8] =
{
{"prefetchnta", 0, PARAM_RM8, 0, 0 },
{"prefetch0", 0, PARAM_RM8, 0, 0 },
{"prefetch1", 0, PARAM_RM8, 0, 0 },
{"prefetch2", 0, PARAM_RM8, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F71_table[8] =
{
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"psrlw", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 },
{"psraw", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 },
{"psllw", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F72_table[8] =
{
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"psrld", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 },
{"psrad", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 },
{"pslld", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0F73_table[8] =
{
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"psrlq", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"psrldq", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"psllq", 0, PARAM_MMX2, PARAM_UI8, 0 },
{"pslldq", 0, PARAM_MMX2, PARAM_UI8, 0 },
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0FAE_table[8] =
{
{"fxsave", 0, PARAM_RM, 0, 0 },
{"fxrstor", 0, PARAM_RM, 0, 0 },
{"ldmxcsr", 0, PARAM_RM, 0, 0 },
{"stmxscr", 0, PARAM_RM, 0, 0 },
{"???", 0, 0, 0, 0 },
{"lfence", 0, 0, 0, 0 },
{"mfence", 0, 0, 0, 0 },
{"sfence", 0, 0, 0, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0FBA_table[8] =
{
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"bt", 0, PARAM_RM, PARAM_UI8, 0 },
{"bts", 0, PARAM_RM, PARAM_UI8, 0 },
{"btr", 0, PARAM_RM, PARAM_UI8, 0 },
{"btc", 0, PARAM_RM, PARAM_UI8, 0 }
};
const i386_disassembler::I386_OPCODE i386_disassembler::group0FC7_table[8] =
{
{"???", 0, 0, 0, 0 },
{"cmpxchg8b", MODRM, PARAM_M64PTR, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"???", 0, 0, 0, 0 },
{"vmptrld\0"
"vmclear\0"
"???\0"
"vmxon", MODRM|VAR_NAME4, PARAM_M64PTR, 0, 0 },
{"vmptrtst", MODRM, PARAM_M64PTR, 0, 0 }
};
const i386_disassembler::GROUP_OP i386_disassembler::group_op_table[] =
{
{ "group80", group80_table },
{ "group81", group81_table },
{ "group83", group83_table },
{ "groupC0", groupC0_table },
{ "groupC1", groupC1_table },
{ "groupD0", groupD0_table },
{ "groupD1", groupD1_table },
{ "groupD2", groupD2_table },
{ "groupD3", groupD3_table },
{ "groupF6", groupF6_table },
{ "groupF7", groupF7_table },
{ "groupFE", groupFE_table },
{ "groupFF", groupFF_table },
{ "group0F00", group0F00_table },
{ "group0F01", group0F01_table },
{ "group0F0D", group0F0D_table },
{ "group0F12", group0F12_table },
{ "group0F16", group0F16_table },
{ "group0F18", group0F18_table },
{ "group0F71", group0F71_table },
{ "group0F72", group0F72_table },
{ "group0F73", group0F73_table },
{ "group0FAE", group0FAE_table },
{ "group0FBA", group0FBA_table },
{ "group0FC7", group0FC7_table }
};
const char *const i386_disassembler::i386_reg[3][16] =
{
{"ax", "cx", "dx", "bx", "sp", "bp", "si", "di", "r8w", "r9w", "r10w","r11w","r12w","r13w","r14w","r15w"},
{"eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi", "r8d", "r9d", "r10d","r11d","r12d","r13d","r14d","r15d"},
{"rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"}
};
const char *const i386_disassembler::i386_reg8[8] = {"al", "cl", "dl", "bl", "ah", "ch", "dh", "bh"};
const char *const i386_disassembler::i386_reg8rex[16] = {"al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil", "r8l", "r9l", "r10l", "r11l", "r12l", "r13l", "r14l", "r15l"};
const char *const i386_disassembler::i386_sreg[8] = {"es", "cs", "ss", "ds", "fs", "gs", "???", "???"};
inline uint8_t i386_disassembler::FETCH(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
if ((pc - base_pc) + 1 > max_length)
return 0xff;
uint8_t d = opcodes.r8(pc);
pc++;
return d;
}
inline uint16_t i386_disassembler::FETCH16(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
if ((pc - base_pc) + 2 > max_length)
return 0xffff;
uint16_t d = opcodes.r16(pc);
pc += 2;
return d;
}
inline uint32_t i386_disassembler::FETCH32(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
if ((pc - base_pc) + 4 > max_length)
return 0xffffffff;
uint32_t d = opcodes.r32(pc);
pc += 4;
return d;
}
inline uint8_t i386_disassembler::FETCHD(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
return FETCH(base_pc, pc, opcodes);
}
inline uint16_t i386_disassembler::FETCHD16(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
return FETCH16(base_pc, pc, opcodes);
}
inline uint32_t i386_disassembler::FETCHD32(offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
return FETCH32(base_pc, pc, opcodes);
}
char *i386_disassembler::hexstring(uint32_t value, int digits)
{
static char buffer[20];
buffer[0] = '0';
if (digits)
sprintf(&buffer[1], "%0*Xh", digits, value);
else
sprintf(&buffer[1], "%Xh", value);
return (buffer[1] >= '0' && buffer[1] <= '9') ? &buffer[1] : &buffer[0];
}
char *i386_disassembler::hexstring64(uint32_t lo, uint32_t hi)
{
static char buffer[40];
buffer[0] = '0';
if (hi != 0)
sprintf(&buffer[1], "%X%08Xh", hi, lo);
else
sprintf(&buffer[1], "%Xh", lo);
return (buffer[1] >= '0' && buffer[1] <= '9') ? &buffer[1] : &buffer[0];
}
char *i386_disassembler::hexstringpc(uint64_t pc)
{
if (m_config->get_mode() == 64)
return hexstring64((uint32_t)pc, (uint32_t)(pc >> 32));
else
return hexstring((uint32_t)pc, 0);
}
char *i386_disassembler::shexstring(uint32_t value, int digits, bool always)
{
static char buffer[20];
if (value >= 0x80000000)
sprintf(buffer, "-%s", hexstring(-value, digits));
else if (always)
sprintf(buffer, "+%s", hexstring(value, digits));
else
return hexstring(value, digits);
return buffer;
}
void i386_disassembler::handle_sib_byte(std::ostream &stream, uint8_t mod, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
uint32_t i32;
uint8_t scale, i, base;
uint8_t sib = FETCHD(base_pc, pc, opcodes);
scale = (sib >> 6) & 0x3;
i = ((sib >> 3) & 0x7) | sibex;
base = (sib & 0x7) | rmex;
if (base == 5 && mod == 0) {
i32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring(i32, 0));
} else if (base != 5 || mod != 3)
util::stream_format(stream, "%s", i386_reg[address_size][base]);
if ( i != 4 ) {
util::stream_format(stream, "+%s", i386_reg[address_size][i]);
if (scale)
util::stream_format(stream, "*%d", 1 << scale);
}
}
void i386_disassembler::handle_modrm(std::ostream &stream, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
int8_t disp8;
int16_t disp16;
int32_t disp32;
uint8_t mod, rm;
modrm = FETCHD(base_pc, pc, opcodes);
mod = (modrm >> 6) & 0x3;
rm = (modrm & 0x7) | rmex;
if( modrm >= 0xc0 )
return;
switch(segment)
{
case SEG_CS: util::stream_format(stream, "cs:"); break;
case SEG_DS: util::stream_format(stream, "ds:"); break;
case SEG_ES: util::stream_format(stream, "es:"); break;
case SEG_FS: util::stream_format(stream, "fs:"); break;
case SEG_GS: util::stream_format(stream, "gs:"); break;
case SEG_SS: util::stream_format(stream, "ss:"); break;
}
util::stream_format(stream, "[" );
if( address_size == 2 ) {
if ((rm & 7) == 4)
handle_sib_byte(stream, mod, base_pc, pc, opcodes);
else if ((rm & 7) == 5 && mod == 0) {
disp32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "rip%s", shexstring(disp32, 0, true));
} else
util::stream_format(stream, "%s", i386_reg[2][rm]);
if( mod == 1 ) {
disp8 = FETCHD(base_pc, pc, opcodes);
if (disp8 != 0)
util::stream_format(stream, "%s", shexstring((int32_t)disp8, 0, true) );
} else if( mod == 2 ) {
disp32 = FETCHD32(base_pc, pc, opcodes);
if (disp32 != 0)
util::stream_format(stream, "%s", shexstring(disp32, 0, true) );
}
} else if (address_size == 1) {
if ((rm & 7) == 4)
handle_sib_byte(stream, mod, base_pc, pc, opcodes);
else if ((rm & 7) == 5 && mod == 0) {
disp32 = FETCHD32(base_pc, pc, opcodes);
if (m_config->get_mode() == 64)
util::stream_format(stream, "eip%s", shexstring(disp32, 0, true) );
else
util::stream_format(stream, "%s", hexstring(disp32, 0) );
} else
util::stream_format(stream, "%s", i386_reg[1][rm]);
if( mod == 1 ) {
disp8 = FETCHD(base_pc, pc, opcodes);
if (disp8 != 0)
util::stream_format(stream, "%s", shexstring((int32_t)disp8, 0, true) );
} else if( mod == 2 ) {
disp32 = FETCHD32(base_pc, pc, opcodes);
if (disp32 != 0)
util::stream_format(stream, "%s", shexstring(disp32, 0, true) );
}
} else {
switch( rm )
{
case 0: util::stream_format(stream, "bx+si" ); break;
case 1: util::stream_format(stream, "bx+di" ); break;
case 2: util::stream_format(stream, "bp+si" ); break;
case 3: util::stream_format(stream, "bp+di" ); break;
case 4: util::stream_format(stream, "si" ); break;
case 5: util::stream_format(stream, "di" ); break;
case 6:
if( mod == 0 ) {
disp16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring((unsigned) (uint16_t) disp16, 0) );
} else {
util::stream_format(stream, "bp" );
}
break;
case 7: util::stream_format(stream, "bx" ); break;
}
if( mod == 1 ) {
disp8 = FETCHD(base_pc, pc, opcodes);
if (disp8 != 0)
util::stream_format(stream, "%s", shexstring((int32_t)disp8, 0, true) );
} else if( mod == 2 ) {
disp16 = FETCHD16(base_pc, pc, opcodes);
if (disp16 != 0)
util::stream_format(stream, "%s", shexstring((int32_t)disp16, 0, true) );
}
}
util::stream_format(stream, "]" );
}
void i386_disassembler::handle_modrm(std::string &buffer, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
std::stringstream stream;
handle_modrm(stream, base_pc, pc, opcodes);
buffer = stream.str();
}
void i386_disassembler::handle_param(std::ostream &stream, uint32_t param, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
uint8_t i8;
uint16_t i16;
uint32_t i32;
uint16_t ptr;
uint32_t addr;
int8_t d8;
int16_t d16;
int32_t d32;
switch(param)
{
case PARAM_REG:
util::stream_format(stream, "%s", i386_reg[operand_size][MODRM_REG1() | regex] );
break;
case PARAM_REG8:
util::stream_format(stream, "%s", (rex ? i386_reg8rex : i386_reg8)[MODRM_REG1() | regex] );
break;
case PARAM_REG16:
util::stream_format(stream, "%s", i386_reg[0][MODRM_REG1() | regex] );
break;
case PARAM_REG32:
util::stream_format(stream, "%s", i386_reg[1][MODRM_REG1() | regex] );
break;
case PARAM_REG3264:
util::stream_format(stream, "%s", i386_reg[(operand_size == 2) ? 2 : 1][MODRM_REG1() | regex] );
break;
case PARAM_MMX:
if (pre0f == 0x66 || pre0f == 0xf2 || pre0f == 0xf3)
util::stream_format(stream, "xmm%d", MODRM_REG1() | regex );
else
util::stream_format(stream, "mm%d", MODRM_REG1() | regex );
break;
case PARAM_MMX2:
if (pre0f == 0x66 || pre0f == 0xf2 || pre0f == 0xf3)
util::stream_format(stream, "xmm%d", MODRM_REG2() | regex );
else
util::stream_format(stream, "mm%d", MODRM_REG2() | regex );
break;
case PARAM_XMM:
util::stream_format(stream, "xmm%d", MODRM_REG1() | regex );
break;
case PARAM_REGORXMM:
if (pre0f != 0xf2 && pre0f != 0xf3)
util::stream_format(stream, "xmm%d", MODRM_REG1() | regex );
else
util::stream_format(stream, "%s", i386_reg[(operand_size == 2) ? 2 : 1][MODRM_REG1() | regex] );
break;
case PARAM_REG2_32:
util::stream_format(stream, "%s", i386_reg[1][MODRM_REG2() | rmex] );
break;
case PARAM_RM:
case PARAM_RMPTR:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "%s", i386_reg[operand_size][MODRM_REG2() | rmex] );
} else {
if (param == PARAM_RMPTR)
{
if( operand_size == 2 )
util::stream_format(stream, "qword ptr " );
else if (operand_size == 1)
util::stream_format(stream, "dword ptr " );
else
util::stream_format(stream, "word ptr " );
}
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_RM8:
case PARAM_RMPTR8:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "%s", (rex ? i386_reg8rex : i386_reg8)[MODRM_REG2() | rmex] );
} else {
if (param == PARAM_RMPTR8)
util::stream_format(stream, "byte ptr " );
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_RM16:
case PARAM_RMPTR16:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "%s", i386_reg[0][MODRM_REG2() | rmex] );
} else {
if (param == PARAM_RMPTR16)
util::stream_format(stream, "word ptr " );
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_RM32:
case PARAM_RMPTR32:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "%s", i386_reg[1][MODRM_REG2() | rmex] );
} else {
if (param == PARAM_RMPTR32)
util::stream_format(stream, "dword ptr " );
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_RMXMM:
if( modrm >= 0xc0 ) {
if (pre0f != 0xf2 && pre0f != 0xf3)
util::stream_format(stream, "xmm%d", MODRM_REG2() | rmex );
else
util::stream_format(stream, "%s", i386_reg[(operand_size == 2) ? 2 : 1][MODRM_REG2() | rmex] );
} else {
if (param == PARAM_RMPTR32)
util::stream_format(stream, "dword ptr " );
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_M64:
case PARAM_M64PTR:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "???" );
} else {
if (param == PARAM_M64PTR)
util::stream_format(stream, "qword ptr " );
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_MMXM:
if( modrm >= 0xc0 ) {
if (pre0f == 0x66 || pre0f == 0xf2 || pre0f == 0xf3)
util::stream_format(stream, "xmm%d", MODRM_REG2() | rmex );
else
util::stream_format(stream, "mm%d", MODRM_REG2() | rmex );
} else {
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_XMMM:
if( modrm >= 0xc0 ) {
util::stream_format(stream, "xmm%d", MODRM_REG2() | rmex );
} else {
util::stream_format(stream, "%s", modrm_string );
}
break;
case PARAM_I4:
i8 = FETCHD(base_pc, pc, opcodes);
util::stream_format(stream, "%d", i8 & 0x0f );
break;
case PARAM_I8:
i8 = FETCHD(base_pc, pc, opcodes);
util::stream_format(stream, "%s", shexstring((int8_t)i8, 0, false) );
break;
case PARAM_I16:
i16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", shexstring((int16_t)i16, 0, false) );
break;
case PARAM_UI8:
i8 = FETCHD(base_pc, pc, opcodes);
util::stream_format(stream, "%s", shexstring((uint8_t)i8, 0, false) );
break;
case PARAM_UI16:
i16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", shexstring((uint16_t)i16, 0, false) );
break;
case PARAM_IMM64:
if (operand_size == 2) {
uint32_t lo32 = FETCHD32(base_pc, pc, opcodes);
i32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring64(lo32, i32) );
} else if( operand_size ) {
i32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring(i32, 0) );
} else {
i16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring(i16, 0) );
}
break;
case PARAM_IMM:
if( operand_size ) {
i32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring(i32, 0) );
} else {
i16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstring(i16, 0) );
}
break;
case PARAM_ADDR:
if( operand_size ) {
addr = FETCHD32(base_pc, pc, opcodes);
ptr = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s:", hexstring(ptr, 4) );
util::stream_format(stream, "%s", hexstring(addr, 0) );
} else {
addr = FETCHD16(base_pc, pc, opcodes);
ptr = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s:", hexstring(ptr, 4) );
util::stream_format(stream, "%s", hexstring(addr, 0) );
}
break;
case PARAM_REL:
if( operand_size ) {
d32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstringpc(pc + d32) );
} else {
/* make sure to keep the relative offset within the segment */
d16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstringpc((pc & 0xFFFF0000) | ((pc + d16) & 0x0000FFFF)) );
}
break;
case PARAM_REL8:
d8 = FETCHD(base_pc, pc, opcodes);
util::stream_format(stream, "%s", hexstringpc(pc + d8) );
break;
case PARAM_MEM_OFFS:
switch(segment)
{
case SEG_CS: util::stream_format(stream, "cs:" ); break;
case SEG_DS: util::stream_format(stream, "ds:" ); break;
case SEG_ES: util::stream_format(stream, "es:" ); break;
case SEG_FS: util::stream_format(stream, "fs:" ); break;
case SEG_GS: util::stream_format(stream, "gs:" ); break;
case SEG_SS: util::stream_format(stream, "ss:" ); break;
}
if( address_size ) {
i32 = FETCHD32(base_pc, pc, opcodes);
util::stream_format(stream, "[%s]", hexstring(i32, 0) );
} else {
i16 = FETCHD16(base_pc, pc, opcodes);
util::stream_format(stream, "[%s]", hexstring(i16, 0) );
}
break;
case PARAM_PREIMP:
switch(segment)
{
case SEG_CS: util::stream_format(stream, "cs:" ); break;
case SEG_DS: util::stream_format(stream, "ds:" ); break;
case SEG_ES: util::stream_format(stream, "es:" ); break;
case SEG_FS: util::stream_format(stream, "fs:" ); break;
case SEG_GS: util::stream_format(stream, "gs:" ); break;
case SEG_SS: util::stream_format(stream, "ss:" ); break;
}
break;
case PARAM_SREG:
util::stream_format(stream, "%s", i386_sreg[MODRM_REG1()] );
break;
case PARAM_CREG:
util::stream_format(stream, "cr%d", MODRM_REG1() | regex );
break;
case PARAM_TREG:
util::stream_format(stream, "tr%d", MODRM_REG1() | regex );
break;
case PARAM_DREG:
util::stream_format(stream, "dr%d", MODRM_REG1() | regex );
break;
case PARAM_1:
util::stream_format(stream, "1" );
break;
case PARAM_DX:
util::stream_format(stream, "dx" );
break;
case PARAM_XMM0:
util::stream_format(stream, "xmm0" );
break;
case PARAM_AL: util::stream_format(stream, "al" ); break;
case PARAM_CL: util::stream_format(stream, "cl" ); break;
case PARAM_DL: util::stream_format(stream, "dl" ); break;
case PARAM_BL: util::stream_format(stream, "bl" ); break;
case PARAM_AH: util::stream_format(stream, "ah" ); break;
case PARAM_CH: util::stream_format(stream, "ch" ); break;
case PARAM_DH: util::stream_format(stream, "dh" ); break;
case PARAM_BH: util::stream_format(stream, "bh" ); break;
case PARAM_EAX: util::stream_format(stream, "%s", i386_reg[operand_size][0 | rmex] ); break;
case PARAM_ECX: util::stream_format(stream, "%s", i386_reg[operand_size][1 | rmex] ); break;
case PARAM_EDX: util::stream_format(stream, "%s", i386_reg[operand_size][2 | rmex] ); break;
case PARAM_EBX: util::stream_format(stream, "%s", i386_reg[operand_size][3 | rmex] ); break;
case PARAM_ESP: util::stream_format(stream, "%s", i386_reg[operand_size][4 | rmex] ); break;
case PARAM_EBP: util::stream_format(stream, "%s", i386_reg[operand_size][5 | rmex] ); break;
case PARAM_ESI: util::stream_format(stream, "%s", i386_reg[operand_size][6 | rmex] ); break;
case PARAM_EDI: util::stream_format(stream, "%s", i386_reg[operand_size][7 | rmex] ); break;
}
}
void i386_disassembler::handle_fpu(std::ostream &stream, uint8_t op1, uint8_t op2, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
switch (op1 & 0x7)
{
case 0: // Group D8
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fadd dword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fmul dword ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "fcom dword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fcomp dword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fsub dword ptr %s", modrm_string); break;
case 5: util::stream_format(stream, "fsubr dword ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fdiv dword ptr %s", modrm_string); break;
case 7: util::stream_format(stream, "fdivr dword ptr %s", modrm_string); break;
}
}
else
{
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fadd st(0),st(%d)", op2 & 0x7); break;
case 1: util::stream_format(stream, "fmul st(0),st(%d)", op2 & 0x7); break;
case 2: util::stream_format(stream, "fcom st(0),st(%d)", op2 & 0x7); break;
case 3: util::stream_format(stream, "fcomp st(0),st(%d)", op2 & 0x7); break;
case 4: util::stream_format(stream, "fsub st(0),st(%d)", op2 & 0x7); break;
case 5: util::stream_format(stream, "fsubr st(0),st(%d)", op2 & 0x7); break;
case 6: util::stream_format(stream, "fdiv st(0),st(%d)", op2 & 0x7); break;
case 7: util::stream_format(stream, "fdivr st(0),st(%d)", op2 & 0x7); break;
}
}
break;
}
case 1: // Group D9
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fld dword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "??? (FPU)"); break;
case 2: util::stream_format(stream, "fst dword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fstp dword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fldenv word ptr %s", modrm_string); break;
case 5: util::stream_format(stream, "fldcw word ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fstenv word ptr %s", modrm_string); break;
case 7: util::stream_format(stream, "fstcw word ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "fld st(0),st(%d)", op2 & 0x7); break;
case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
util::stream_format(stream, "fxch st(0),st(%d)", op2 & 0x7); break;
case 0x10: util::stream_format(stream, "fnop"); break;
case 0x20: util::stream_format(stream, "fchs"); break;
case 0x21: util::stream_format(stream, "fabs"); break;
case 0x24: util::stream_format(stream, "ftst"); break;
case 0x25: util::stream_format(stream, "fxam"); break;
case 0x28: util::stream_format(stream, "fld1"); break;
case 0x29: util::stream_format(stream, "fldl2t"); break;
case 0x2a: util::stream_format(stream, "fldl2e"); break;
case 0x2b: util::stream_format(stream, "fldpi"); break;
case 0x2c: util::stream_format(stream, "fldlg2"); break;
case 0x2d: util::stream_format(stream, "fldln2"); break;
case 0x2e: util::stream_format(stream, "fldz"); break;
case 0x30: util::stream_format(stream, "f2xm1"); break;
case 0x31: util::stream_format(stream, "fyl2x"); break;
case 0x32: util::stream_format(stream, "fptan"); break;
case 0x33: util::stream_format(stream, "fpatan"); break;
case 0x34: util::stream_format(stream, "fxtract"); break;
case 0x35: util::stream_format(stream, "fprem1"); break;
case 0x36: util::stream_format(stream, "fdecstp"); break;
case 0x37: util::stream_format(stream, "fincstp"); break;
case 0x38: util::stream_format(stream, "fprem"); break;
case 0x39: util::stream_format(stream, "fyl2xp1"); break;
case 0x3a: util::stream_format(stream, "fsqrt"); break;
case 0x3b: util::stream_format(stream, "fsincos"); break;
case 0x3c: util::stream_format(stream, "frndint"); break;
case 0x3d: util::stream_format(stream, "fscale"); break;
case 0x3e: util::stream_format(stream, "fsin"); break;
case 0x3f: util::stream_format(stream, "fcos"); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 2: // Group DA
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fiadd dword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fimul dword ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "ficom dword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "ficomp dword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fisub dword ptr %s", modrm_string); break;
case 5: util::stream_format(stream, "fisubr dword ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fidiv dword ptr %s", modrm_string); break;
case 7: util::stream_format(stream, "fidivr dword ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "fcmovb st(0),st(%d)", op2 & 0x7); break;
case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
util::stream_format(stream, "fcmove st(0),st(%d)", op2 & 0x7); break;
case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17:
util::stream_format(stream, "fcmovbe st(0),st(%d)", op2 & 0x7); break;
case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: case 0x1e: case 0x1f:
util::stream_format(stream, "fcmovu st(0),st(%d)", op2 & 0x7); break;
case 0x29:
util::stream_format(stream, "fucompp"); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 3: // Group DB
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fild dword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fisttp dword ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "fist dword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fistp dword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "??? (FPU)"); break;
case 5: util::stream_format(stream, "fld tword ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "??? (FPU)"); break;
case 7: util::stream_format(stream, "fstp tword ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "fcmovnb st(0),st(%d)", op2 & 0x7); break;
case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
util::stream_format(stream, "fcmovne st(0),st(%d)", op2 & 0x7); break;
case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17:
util::stream_format(stream, "fcmovnbe st(0),st(%d)", op2 & 0x7); break;
case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: case 0x1e: case 0x1f:
util::stream_format(stream, "fcmovnu st(0),st(%d)", op2 & 0x7); break;
case 0x22: util::stream_format(stream, "fclex"); break;
case 0x23: util::stream_format(stream, "finit"); break;
case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
util::stream_format(stream, "fucomi st(0),st(%d)", op2 & 0x7); break;
case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
util::stream_format(stream, "fcomi st(0),st(%d)", op2 & 0x7); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 4: // Group DC
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fadd qword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fmul qword ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "fcom qword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fcomp qword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fsub qword ptr %s", modrm_string); break;
case 5: util::stream_format(stream, "fsubr qword ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fdiv qword ptr %s", modrm_string); break;
case 7: util::stream_format(stream, "fdivr qword ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "fadd st(%d),st(0)", op2 & 0x7); break;
case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
util::stream_format(stream, "fmul st(%d),st(0)", op2 & 0x7); break;
case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
util::stream_format(stream, "fsubr st(%d),st(0)", op2 & 0x7); break;
case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
util::stream_format(stream, "fsub st(%d),st(0)", op2 & 0x7); break;
case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
util::stream_format(stream, "fdivr st(%d),st(0)", op2 & 0x7); break;
case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
util::stream_format(stream, "fdiv st(%d),st(0)", op2 & 0x7); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 5: // Group DD
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fld qword ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fisttp qword ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "fst qword ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fstp qword ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "frstor %s", modrm_string); break;
case 5: util::stream_format(stream, "??? (FPU)"); break;
case 6: util::stream_format(stream, "fsave %s", modrm_string); break;
case 7: util::stream_format(stream, "fstsw word ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "ffree st(%d)", op2 & 0x7); break;
case 0x10: case 0x11: case 0x12: case 0x13: case 0x14: case 0x15: case 0x16: case 0x17:
util::stream_format(stream, "fst st(%d)", op2 & 0x7); break;
case 0x18: case 0x19: case 0x1a: case 0x1b: case 0x1c: case 0x1d: case 0x1e: case 0x1f:
util::stream_format(stream, "fstp st(%d)", op2 & 0x7); break;
case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
util::stream_format(stream, "fucom st(%d), st(0)", op2 & 0x7); break;
case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
util::stream_format(stream, "fucomp st(%d)", op2 & 0x7); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 6: // Group DE
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fiadd word ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fimul word ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "ficom word ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "ficomp word ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fisub word ptr %s", modrm_string); break;
case 5: util::stream_format(stream, "fisubr word ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fidiv word ptr %s", modrm_string); break;
case 7: util::stream_format(stream, "fidivr word ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x00: case 0x01: case 0x02: case 0x03: case 0x04: case 0x05: case 0x06: case 0x07:
util::stream_format(stream, "faddp st(%d)", op2 & 0x7); break;
case 0x08: case 0x09: case 0x0a: case 0x0b: case 0x0c: case 0x0d: case 0x0e: case 0x0f:
util::stream_format(stream, "fmulp st(%d)", op2 & 0x7); break;
case 0x19: util::stream_format(stream, "fcompp"); break;
case 0x20: case 0x21: case 0x22: case 0x23: case 0x24: case 0x25: case 0x26: case 0x27:
util::stream_format(stream, "fsubrp st(%d)", op2 & 0x7); break;
case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
util::stream_format(stream, "fsubp st(%d)", op2 & 0x7); break;
case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
util::stream_format(stream, "fdivrp st(%d), st(0)", op2 & 0x7); break;
case 0x38: case 0x39: case 0x3a: case 0x3b: case 0x3c: case 0x3d: case 0x3e: case 0x3f:
util::stream_format(stream, "fdivp st(%d)", op2 & 0x7); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
case 7: // Group DF
{
if (op2 < 0xc0)
{
pc--; // adjust fetch pointer, so modrm byte read again
handle_modrm(modrm_string, base_pc, pc, opcodes);
switch ((op2 >> 3) & 0x7)
{
case 0: util::stream_format(stream, "fild word ptr %s", modrm_string); break;
case 1: util::stream_format(stream, "fisttp word ptr %s", modrm_string); break;
case 2: util::stream_format(stream, "fist word ptr %s", modrm_string); break;
case 3: util::stream_format(stream, "fistp word ptr %s", modrm_string); break;
case 4: util::stream_format(stream, "fbld %s", modrm_string); break;
case 5: util::stream_format(stream, "fild qword ptr %s", modrm_string); break;
case 6: util::stream_format(stream, "fbstp %s", modrm_string); break;
case 7: util::stream_format(stream, "fistp qword ptr %s", modrm_string); break;
}
}
else
{
switch (op2 & 0x3f)
{
case 0x20: util::stream_format(stream, "fstsw ax"); break;
case 0x28: case 0x29: case 0x2a: case 0x2b: case 0x2c: case 0x2d: case 0x2e: case 0x2f:
util::stream_format(stream, "fucomip st(%d)", op2 & 0x7); break;
case 0x30: case 0x31: case 0x32: case 0x33: case 0x34: case 0x35: case 0x36: case 0x37:
util::stream_format(stream, "fcomip st(%d),st(0)", op2 & 0x7); break;
default: util::stream_format(stream, "??? (FPU)"); break;
}
}
break;
}
}
}
void i386_disassembler::decode_opcode(std::ostream &stream, const I386_OPCODE *op, uint8_t op1, offs_t base_pc, offs_t &pc, const data_buffer &opcodes)
{
int i;
uint8_t op2;
if ((op->flags & SPECIAL64) && (address_size == 2))
op = &x64_opcode_alt[op->flags >> 24];
switch( op->flags & FLAGS_MASK )
{
case ISREX:
if (m_config->get_mode() == 64)
{
rex = op1;
operand_size = (op1 & 8) ? 2 : 1;
regex = (op1 << 1) & 8;
sibex = (op1 << 2) & 8;
rmex = (op1 << 3) & 8;
op2 = FETCH(base_pc, pc, opcodes);
decode_opcode(stream, &i386_opcode_table1[op2], op1, base_pc, pc, opcodes);
return;
}
break;
case OP_SIZE:
rex = regex = sibex = rmex = 0;
if (operand_size < 2 && operand_prefix == 0)
{
operand_size ^= 1;
operand_prefix = 1;
}
op2 = FETCH(base_pc, pc, opcodes);
decode_opcode(stream, &i386_opcode_table1[op2], op2, base_pc, pc, opcodes);
return;
case ADDR_SIZE:
rex = regex = sibex = rmex = 0;
if(address_prefix == 0)
{
if (m_config->get_mode() != 64)
address_size ^= 1;
else
address_size ^= 3;
address_prefix = 1;
}
op2 = FETCH(base_pc, pc, opcodes);
decode_opcode(stream, &i386_opcode_table1[op2], op2, base_pc, pc, opcodes);
return;
case TWO_BYTE:
if (pc - 2 >= base_pc)
pre0f = opcodes.r8(pc-2);
op2 = FETCHD(base_pc, pc, opcodes);
decode_opcode(stream, &i386_opcode_table2[op2], op1, base_pc, pc, opcodes);
return;
case THREE_BYTE:
op2 = FETCHD(base_pc, pc, opcodes);
if (opcodes.r8(pc-2) == 0x38)
decode_opcode(stream, &i386_opcode_table0F38[op2], op1, base_pc, pc, opcodes);
else
decode_opcode(stream, &i386_opcode_table0F3A[op2], op1, base_pc, pc, opcodes);
return;
case SEG_CS:
case SEG_DS:
case SEG_ES:
case SEG_FS:
case SEG_GS:
case SEG_SS:
rex = regex = sibex = rmex = 0;
segment = op->flags;
op2 = FETCH(base_pc, pc, opcodes);
decode_opcode(stream, &i386_opcode_table1[op2], op2, base_pc, pc, opcodes);
return;
case PREFIX:
op2 = FETCH(base_pc, pc, opcodes);
if ((op2 != 0x0f) && (op2 != 0x90))
util::stream_format(stream, "%-7s ", op->mnemonic );
if ((op2 == 0x90) && !pre0f)
pre0f = op1;
decode_opcode(stream, &i386_opcode_table1[op2], op2, base_pc, pc, opcodes);
dasm_flags |= op->dasm_flags;
return;
case GROUP:
handle_modrm(modrm_string, base_pc, pc, opcodes);
for( i=0; i < ARRAY_LENGTH(group_op_table); i++ ) {
if( strcmp(op->mnemonic, group_op_table[i].mnemonic) == 0 ) {
if (op->flags & GROUP_MOD)
decode_opcode(stream, &group_op_table[i].opcode[MODRM_MOD()], op1, base_pc, pc, opcodes);
else
decode_opcode(stream, &group_op_table[i].opcode[MODRM_REG1()], op1, base_pc, pc, opcodes);
return;
}
}
goto handle_unknown;
case FPU:
op2 = FETCHD(base_pc, pc, opcodes);
handle_fpu(stream, op1, op2, base_pc, pc, opcodes);
return;
case MODRM:
handle_modrm(modrm_string, base_pc, pc, opcodes);
break;
}
if ((op->flags & ALWAYS64) && m_config->get_mode() == 64)
operand_size = 2;
if ((op->flags & VAR_NAME) && operand_size > 0)
{
const char *mnemonic = op->mnemonic + strlen(op->mnemonic) + 1;
if (operand_size == 2)
mnemonic += strlen(mnemonic) + 1;
util::stream_format(stream, "%-7s ", mnemonic );
}
else if (op->flags & VAR_NAME4)
{
const char *mnemonic = op->mnemonic;
int which = (pre0f == 0xf3) ? 3 : (pre0f == 0xf2) ? 2 : (pre0f == 0x66) ? 1 : 0;
while (which--)
mnemonic += strlen(mnemonic) + 1;
util::stream_format(stream, "%-7s ", mnemonic );
}
else
util::stream_format(stream, "%-7s ", op->mnemonic );
dasm_flags = op->dasm_flags;
if( op->param1 != 0 ) {
handle_param(stream, op->param1, base_pc, pc, opcodes);
}
if( op->param2 != 0 ) {
util::stream_format(stream, "," );
handle_param(stream, op->param2, base_pc, pc, opcodes);
}
if( op->param3 != 0 ) {
util::stream_format(stream, "," );
handle_param(stream, op->param3, base_pc, pc, opcodes);
}
return;
handle_unknown:
util::stream_format(stream, "???");
}
offs_t i386_disassembler::disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer &params)
{
offs_t base_pc = pc;
uint8_t op;
switch(m_config->get_mode())
{
case 1: /* 8086/8088/80186/80188 */
address_size = 0;
operand_size = 0;
max_length = 8; /* maximum without redundant prefixes - not enforced by chip */
break;
case 2: /* 80286 */
address_size = 0;
operand_size = 0;
max_length = 10;
break;
case 16: /* 80386+ 16-bit code segment */
address_size = 0;
operand_size = 0;
max_length = 15;
break;
case 32: /* 80386+ 32-bit code segment */
address_size = 1;
operand_size = 1;
max_length = 15;
break;
case 64: /* x86_64 */
address_size = 2;
operand_size = 1;
max_length = 15;
break;
}
dasm_flags = 0;
segment = 0;
pre0f = 0;
rex = regex = sibex = rmex = 0;
address_prefix = 0;
operand_prefix = 0;
op = FETCH(base_pc, pc, opcodes);
decode_opcode( stream, &i386_opcode_table1[op], op, base_pc, pc, opcodes);
return (pc-base_pc) | dasm_flags | SUPPORTED;
}
i386_disassembler::i386_disassembler(config *conf) : m_config(conf)
{
}
u32 i386_disassembler::opcode_alignment() const
{
return 1;
}
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