if want, got = a-c32s, sub32s(a); got != want {
		panic(fmt.Sprintf("sub32s(%x) = %x, want %x", a, got, want))
	}
	if want, got = a|c32a, or32(a); got != want {
		panic(fmt.Sprintf("or32(%x) = %x, want %x", a, got, want))
	}
	if want, got = a^c32a, xor32(a); got != want {
		panic(fmt.Sprintf("xor32(%x) = %x, want %x", a, got, want))
	}
	if want, got = c32a-a, subr32a(a); got != want {

	MOVD	b+16(FP), R5	// R5 = b
	MOVD	n+24(FP), R6	// R6 = n

	CMPU	R6, $64, CR7	// Check if n ≥ 64 bytes
	MOVD	R0, R8		// R8 = index
	CMPU	R6, $8, CR6	// Check if 8 ≤ n < 64 bytes
	BLE	CR6, small	// <= 8
	BLT	CR7, xor32	// Case for 32 ≤ n < 64 bytes

	// Case for n ≥ 64 bytes
preloop64:
	SRD	$6, R6, R7	// Set up loop counter
	MOVD	R7, CTR
	MOVD	$16, R10
	MOVD	$32, R14
	MOVD	$48, R15

((Add32|Or32|Xor32) left:(Lsh32x64 x y) right:(Rsh32Ux64 x (Sub64 (Const64 [32]) y))) && (shiftIsBounded(left) || shiftIsBounded(right)) && canRotate(config, 32) => (RotateLeft32 x y)
((Add32|Or32|Xor32) left:(Lsh32x32 x y) right:(Rsh32Ux32 x (Sub32 (Const32 [32]) y))) && (shiftIsBounded(left) || shiftIsBounded(right)) && canRotate(config, 32) => (RotateLeft32 x y)

(Rsh64x64 x y)  => (Rsh64x32  x (Or32 <typ.UInt32> (Zeromask (Int64Hi y)) (Int64Lo y)))
(Rsh64Ux64 x y) => (Rsh64Ux32 x (Or32 <typ.UInt32> (Zeromask (Int64Hi y)) (Int64Lo y)))
(Lsh32x64 x y)  => (Lsh32x32  x (Or32 <typ.UInt32> (Zeromask (Int64Hi y)) (Int64Lo y)))
(Rsh32x64 x y)  => (Rsh32x32  x (Or32 <typ.UInt32> (Zeromask (Int64Hi y)) (Int64Lo y)))

}
func rewriteValuedec64_OpXor64(v *Value) bool {
	v_1 := v.Args[1]
	v_0 := v.Args[0]
	b := v.Block
	typ := &b.Func.Config.Types
	// match: (Xor64 x y)
	// result: (Int64Make (Xor32 <typ.UInt32> (Int64Hi x) (Int64Hi y)) (Xor32 <typ.UInt32> (Int64Lo x) (Int64Lo y)))
	for {
		x := v_0
		y := v_1
		v.reset(OpInt64Make)
		v0 := b.NewValue0(v.Pos, OpXor32, typ.UInt32)

					continue
				}
				y := v_1_1
				v.copyOf(y)
				return true
			}
		}
		break
	}
	// match: (Xor32 (Xor32 i:(Const32 <t>) z) x)
	// cond: (z.Op != OpConst32 && x.Op != OpConst32)
	// result: (Xor32 i (Xor32 <t> z x))
	for {
		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
			if v_0.Op != OpXor32 {
				continue
			}
			_ = v_0.Args[1]

	{name: "Or16", argLength: 2, commutative: true},
	{name: "Or32", argLength: 2, commutative: true},
	{name: "Or64", argLength: 2, commutative: true},

	{name: "Xor8", argLength: 2, commutative: true}, // arg0 ^ arg1
	{name: "Xor16", argLength: 2, commutative: true},
	{name: "Xor32", argLength: 2, commutative: true},
	{name: "Xor64", argLength: 2, commutative: true},

//
//go:linkname And32
//go:linkname Or32
//go:linkname And64
//go:linkname Or64
//go:linkname Anduintptr
//go:linkname Oruintptr

package atomic

import _ "unsafe" // For linkname

//go:nosplit
func And32(ptr *uint32, val uint32) uint32 {
	for {
		old := *ptr
		if Cas(ptr, old, old&val) {
			return old
		}
	}
}

//go:nosplit
func Or32(ptr *uint32, val uint32) uint32 {
	for {

	var x [128]uint32 // give x its own cache line
	sink = &x
	for i := 0; i < b.N; i++ {
		atomic.Or32(&x[63], uint32(i))
	}
}

func BenchmarkOr32Parallel(b *testing.B) {
	var x [128]uint32 // give x its own cache line
	sink = &x
	b.RunParallel(func(pb *testing.PB) {
		i := uint32(0)
		for pb.Next() {
			atomic.Or32(&x[63], i)
			i++
		}
	})
}

func BenchmarkOr64(b *testing.B) {

TEXT ·And(SB), NOSPLIT, $0-8
	MOVW	ptr+0(FP), R1
	MOVW	val+4(FP), R2

	SYNC
	LL	(R1), R3
	AND	R2, R3
	SC	R3, (R1)
	BEQ	R3, -4(PC)
	SYNC
	RET

// func Or32(addr *uint32, v uint32) old uint32
TEXT ·Or32(SB), NOSPLIT, $0-12
	MOVW	ptr+0(FP), R1
	MOVW	val+4(FP), R2

	SYNC
	LL	(R1), R3
	OR	R2, R3, R4
	SC	R4, (R1)
	BEQ	R4, -4(PC)
	SYNC
	MOVW	R3, ret+8(FP)
	RET