Commit 943858e2 authored by Wei Yongjun's avatar Wei Yongjun Committed by Avi Kivity
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KVM: x86 emulator: introduce DstImmUByte for dst operand decode 



Introduce DstImmUByte for dst operand decode, which
will be used for out instruction.

Signed-off-by: default avatarWei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent c483c02a

arch/x86/kvm/emulate.c

+7 −0
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ 
#define DstAcc      (4<<1)	/* Destination Accumulator */

#define DstDI       (5<<1)	/* Destination is in ES:(E)DI */

#define DstMem64    (6<<1)	/* 64bit memory operand */

#define DstImmUByte (7<<1)	/* 8-bit unsigned immediate operand */

#define DstMask     (7<<1)

/* Source operand type. */

#define SrcNone     (0<<4)	/* No source operand. */
@@ -2693,6 +2694,12 @@ x86_decode_insn(struct x86_emulate_ctxt *ctxt) 
		decode_register_operand(&c->dst, c,

			 c->twobyte && (c->b == 0xb6 || c->b == 0xb7));

		break;

	case DstImmUByte:

		c->dst.type = OP_IMM;

		c->dst.addr.mem = c->eip;

		c->dst.bytes = 1;

		c->dst.val = insn_fetch(u8, 1, c->eip);

		break;

	case DstMem:

	case DstMem64:

		c->dst = memop;