From f7857f35dbf8e7ca36ebff3f43888fd3fb0f0e70 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Fri, 4 Jan 2013 16:18:53 +0200 Subject: [PATCH] KVM: x86 emulator: add macros for defining 2-operand fastop emulation Acked-by: Gleb Natapov Signed-off-by: Avi Kivity Signed-off-by: Marcelo Tosatti --- arch/x86/kvm/emulate.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 09dbdc5..3b5d4dd 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -465,6 +465,17 @@ static void invalidate_registers(struct x86_emulate_ctxt *ctxt) ON64(FOP1E(op##q, rax)) \ FOP_END +#define FOP2E(op, dst, src) \ + FOP_ALIGN #op " %" #src ", %" #dst " \n\t" FOP_RET + +#define FASTOP2(op) \ + FOP_START(op) \ + FOP2E(op##b, al, bl) \ + FOP2E(op##w, ax, bx) \ + FOP2E(op##l, eax, ebx) \ + ON64(FOP2E(op##q, rax, rbx)) \ + FOP_END + #define __emulate_1op_rax_rdx(ctxt, _op, _suffix, _ex) \ do { \ unsigned long _tmp; \ @@ -3696,6 +3707,7 @@ static int check_perm_out(struct x86_emulate_ctxt *ctxt) #define D2bv(_f) D((_f) | ByteOp), D(_f) #define D2bvIP(_f, _i, _p) DIP((_f) | ByteOp, _i, _p), DIP(_f, _i, _p) #define I2bv(_f, _e) I((_f) | ByteOp, _e), I(_f, _e) +#define F2bv(_f, _e) F((_f) | ByteOp, _e), F(_f, _e) #define I2bvIP(_f, _e, _i, _p) \ IIP((_f) | ByteOp, _e, _i, _p), IIP(_f, _e, _i, _p) -- 2.7.4