#endif

#ifdef NEED_EXT_FEATURES_CX
	MOVL	$0x80000001, AX
	CPUID
	ANDL	$NEED_EXT_FEATURES_CX, CX
	CMPL	CX, $NEED_EXT_FEATURES_CX
	JNE	bad_cpu
#endif

#ifdef NEED_OS_SUPPORT_AX
	XORL    CX, CX
	XGETBV
	ANDL	$NEED_OS_SUPPORT_AX, AX
	CMPL	AX, $NEED_OS_SUPPORT_AX
	JNE	bad_cpu
#endif

#ifdef NEED_DARWIN_SUPPORT
	MOVQ	$commpage64_version, BX

			}
			v.reset(Op386ORLmodify)
			v.AuxInt = int32ToAuxInt(off)
			v.Aux = symToAux(sym)
			v.AddArg3(ptr, x, mem)
			return true
		}
		break
	}
	// match: (MOVLstore {sym} [off] ptr y:(XORL l:(MOVLload [off] {sym} ptr mem) x) mem)
	// cond: y.Uses==1 && l.Uses==1 && clobber(y, l)
	// result: (XORLmodify [off] {sym} ptr x mem)
	for {
		off := auxIntToInt32(v.AuxInt)
		sym := auxToSym(v.Aux)

			v.AddArg(x)
			return true
		}
		break
	}
	// match: (XORL x x)
	// result: (MOVLconst [0])
	for {
		x := v_0
		if x != v_1 {
			break
		}
		v.reset(OpAMD64MOVLconst)
		v.AuxInt = int32ToAuxInt(0)
		return true
	}
	// match: (XORL x l:(MOVLload [off] {sym} ptr mem))
	// cond: canMergeLoadClobber(v, l, x) && clobber(l)

		reg: regInfo{
			inputs: []inputInfo{
				{0, 239}, // AX CX DX BX BP SI DI
			},
			outputs: []outputInfo{
				{0, 239}, // AX CX DX BX BP SI DI
			},
		},
	},
	{
		name:         "XORL",
		argLen:       2,
		commutative:  true,
		resultInArg0: true,
		clobberFlags: true,
		asm:          x86.AXORL,
		reg: regInfo{
			inputs: []inputInfo{
				{0, 239}, // AX CX DX BX BP SI DI