From 45a1467d7edff741d97a8be28342440ee65aa03c Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Fri, 4 Jan 2013 16:18:52 +0200 Subject: [PATCH] KVM: x86 emulator: convert NOT, NEG to fastop Acked-by: Gleb Natapov Signed-off-by: Avi Kivity Signed-off-by: Marcelo Tosatti --- arch/x86/kvm/emulate.c | 17 ++++------------- 1 file changed, 4 insertions(+), 13 deletions(-) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 2af0c44..09dbdc5 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -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), -- 2.7.4