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Commit 615ac125 authored by Guillaume Thouvenin's avatar Guillaume Thouvenin Committed by Avi Kivity
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KVM: x86 emulator: adds support to mov r,imm (opcode 0xb8) instruction 



Add support to mov r, imm (0xb8) instruction.

Signed-off-by: default avatarGuillaume Thouvenin <guillaume.thouvenin@ext.bull.net>
Signed-off-by: default avatarLaurent Vivier <laurent.vivier@bull.net>
Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent 954cd36f

arch/x86/kvm/x86_emulate.c

+4 −1
Original line number Original line Diff line number Diff line
@@ -152,7 +152,8 @@ static u16 opcode_table[256] = { 
	ByteOp | ImplicitOps | Mov | String, ImplicitOps | Mov | String,

	ByteOp | ImplicitOps | Mov | String, ImplicitOps | Mov | String,

	ByteOp | ImplicitOps | String, ImplicitOps | String,

	ByteOp | ImplicitOps | String, ImplicitOps | String,

	/* 0xB0 - 0xBF */

	/* 0xB0 - 0xBF */

	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,

	0, 0, 0, 0, 0, 0, 0, 0,

	DstReg | SrcImm | Mov, 0, 0, 0, 0, 0, 0, 0,

	/* 0xC0 - 0xC7 */

	/* 0xC0 - 0xC7 */

	ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM,

	ByteOp | DstMem | SrcImm | ModRM, DstMem | SrcImmByte | ModRM,

	0, ImplicitOps | Stack, 0, 0,

	0, ImplicitOps | Stack, 0, 0,
@@ -1624,6 +1625,8 @@ x86_emulate_insn(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops) 
	case 0xae ... 0xaf:	/* scas */

	case 0xae ... 0xaf:	/* scas */

		DPRINTF("Urk! I don't handle SCAS.\n");

		DPRINTF("Urk! I don't handle SCAS.\n");

		goto cannot_emulate;

		goto cannot_emulate;

	case 0xb8: /* mov r, imm */

		goto mov;

	case 0xc0 ... 0xc1:

	case 0xc0 ... 0xc1:

		emulate_grp2(ctxt);

		emulate_grp2(ctxt);

		break;

		break;