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KVM: x86 emulator: implement SCAS (opcodes AE, AF)

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Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2010-08-17 11:20:37 +03:00
parent 5c56e1cf7a
commit f6b33fc504
1 changed files with 2 additions and 3 deletions
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5
arch/x86/kvm/emulate.c
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@ -2311,7 +2311,7 @@ static struct opcode opcode_table[256] = {
D(DstAcc | SrcImmByte | ByteOp), D(DstAcc | SrcImm), D(DstAcc | SrcImmByte | ByteOp), D(DstAcc | SrcImm),
D(ByteOp | SrcAcc | DstDI | Mov | String), D(SrcAcc | DstDI | Mov | String), D(ByteOp | SrcAcc | DstDI | Mov | String), D(SrcAcc | DstDI | Mov | String),
D(ByteOp | SrcSI | DstAcc | Mov | String), D(SrcSI | DstAcc | Mov | String), D(ByteOp | SrcSI | DstAcc | Mov | String), D(SrcSI | DstAcc | Mov | String),
D(ByteOp | DstDI | String), D(DstDI | String), D(ByteOp | SrcAcc | DstDI | String), D(SrcAcc | DstDI | String),
/* 0xB0 - 0xB7 */ /* 0xB0 - 0xB7 */
X8(D(ByteOp | DstReg | SrcImm | Mov)), X8(D(ByteOp | DstReg | SrcImm | Mov)),
/* 0xB8 - 0xBF */ /* 0xB8 - 0xBF */
@ -3046,8 +3046,7 @@ special_insn:
case 0xac ... 0xad: /* lods */ case 0xac ... 0xad: /* lods */
goto mov; goto mov;
case 0xae ... 0xaf: /* scas */ case 0xae ... 0xaf: /* scas */
DPRINTF("Urk! I don't handle SCAS.\n"); goto cmp;
goto cannot_emulate;
case 0xb0 ... 0xbf: /* mov r, imm */ case 0xb0 ... 0xbf: /* mov r, imm */
goto mov; goto mov;
case 0xc0 ... 0xc1: case 0xc0 ... 0xc1: