KVM: x86 emulator: Completely decode in/out at decoding stage

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov 2009-04-12 13:36:46 +03:00 committed by Avi Kivity
parent 341de7e372
commit 84ce66a686

View File

@ -190,8 +190,8 @@ static u32 opcode_table[256] = {
0, 0, 0, 0, 0, 0, 0, 0,
/* 0xE0 - 0xE7 */
0, 0, 0, 0,
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps,
SrcNone | ByteOp | ImplicitOps, SrcNone | ImplicitOps,
ByteOp | SrcImmUByte, SrcImmUByte,
ByteOp | SrcImmUByte, SrcImmUByte,
/* 0xE8 - 0xEF */
SrcImm | Stack, SrcImm | ImplicitOps,
SrcImm | Src2Imm16, SrcImmByte | ImplicitOps,
@ -1777,12 +1777,12 @@ special_insn:
break;
case 0xe4: /* inb */
case 0xe5: /* in */
port = insn_fetch(u8, 1, c->eip);
port = c->src.val;
io_dir_in = 1;
goto do_io;
case 0xe6: /* outb */
case 0xe7: /* out */
port = insn_fetch(u8, 1, c->eip);
port = c->src.val;
io_dir_in = 0;
goto do_io;
case 0xe8: /* call (near) */ {