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Commit 45a1467d authored by Avi Kivity's avatar Avi Kivity Committed by Marcelo Tosatti
Browse files

KVM: x86 emulator: convert NOT, NEG to fastop 



Acked-by: default avatarGleb Natapov <gleb@redhat.com>
Signed-off-by: default avatarAvi Kivity <avi.kivity@gmail.com>
Signed-off-by: default avatarMarcelo Tosatti <mtosatti@redhat.com>
parent 75f72845

arch/x86/kvm/emulate.c

+4 −13
Original line number Diff line number Diff line
@@ -2050,17 +2050,8 @@ static int em_grp2(struct x86_emulate_ctxt *ctxt) 
	return X86EMUL_CONTINUE;

}



static int em_not(struct x86_emulate_ctxt *ctxt)

{

	ctxt->dst.val = ~ctxt->dst.val;

	return X86EMUL_CONTINUE;

}



static int em_neg(struct x86_emulate_ctxt *ctxt)

{

	emulate_1op(ctxt, "neg");

	return X86EMUL_CONTINUE;

}

FASTOP1(not);

FASTOP1(neg);



static int em_mul_ex(struct x86_emulate_ctxt *ctxt)

{
@@ -3753,8 +3744,8 @@ static const struct opcode group1A[] = { 
static const struct opcode group3[] = {

	I(DstMem | SrcImm | NoWrite, em_test),

	I(DstMem | SrcImm | NoWrite, em_test),

	I(DstMem | SrcNone | Lock, em_not),

	I(DstMem | SrcNone | Lock, em_neg),

	F(DstMem | SrcNone | Lock, em_not),

	F(DstMem | SrcNone | Lock, em_neg),

	I(SrcMem, em_mul_ex),

	I(SrcMem, em_imul_ex),

	I(SrcMem, em_div_ex),