Commit f7857f35 authored by Avi Kivity's avatar Avi Kivity Committed by Marcelo Tosatti
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KVM: x86 emulator: add macros for defining 2-operand fastop emulation 



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 45a1467d

arch/x86/kvm/emulate.c

+12 −0
Original line number Diff line number Diff line
@@ -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)