//go:noescape
func LoadAcq64(ptr *uint64) uint64

//go:noescape
func LoadAcquintptr(ptr *uintptr) uintptr

//go:noescape
func And8(ptr *uint8, val uint8)

//go:noescape
func Or8(ptr *uint8, val uint8)

// NOTE: Do not add atomicxor8 (XOR is not idempotent).

//go:noescape
func And(ptr *uint32, val uint32)

//go:noescape
func Or(ptr *uint32, val uint32)

//go:noescape

TEXT ·StorepNoWB(SB),NOSPLIT,$0-8
	JMP	·Store(SB)

TEXT ·StoreRel(SB),NOSPLIT,$0-8
	JMP	·Store(SB)

TEXT ·StoreReluintptr(SB),NOSPLIT,$0-8
	JMP	·Store(SB)

// void	Or8(byte volatile*, byte);
TEXT ·Or8(SB),NOSPLIT,$0-5
	MOVW	ptr+0(FP), R1
	MOVBU	val+4(FP), R2
	MOVW	$~3, R3	// Align ptr down to 4 bytes so we can use 32-bit load/store.
	AND	R1, R3
#ifdef GOARCH_mips
	// Big endian.  ptr = ptr ^ 3

//go:noescape
func Load64(ptr *uint64) uint64

//go:nosplit
//go:noinline
func Load8(ptr *uint8) uint8 {
	return *ptr
}

//go:noescape
func And8(ptr *uint8, val uint8)

//go:noescape
func Or8(ptr *uint8, val uint8)

//go:noescape
func And(ptr *uint32, val uint32)

//go:noescape
func Or(ptr *uint32, val uint32)

//go:noescape
func And32(ptr *uint32, val uint32) uint32

//go:noescape

//go:noescape
func LoadAcq(ptr *uint32) uint32

//go:noescape
func LoadAcquintptr(ptr *uintptr) uintptr

//go:noescape
func And8(ptr *uint8, val uint8)

//go:noescape
func Or8(ptr *uint8, val uint8)

//go:noescape
func And(ptr *uint32, val uint32)

//go:noescape
func Or(ptr *uint32, val uint32)

//go:noescape
func And32(ptr *uint32, val uint32) uint32

//go:noescape

	SYNC
	MOVB	R2, 0(R1)
	SYNC
	RET

TEXT ·Store64(SB), NOSPLIT, $0-16
	MOVV	ptr+0(FP), R1
	MOVV	val+8(FP), R2
	SYNC
	MOVV	R2, 0(R1)
	SYNC
	RET

// void	Or8(byte volatile*, byte);
TEXT ·Or8(SB), NOSPLIT, $0-9
	MOVV	ptr+0(FP), R1
	MOVBU	val+8(FP), R2
	// Align ptr down to 4 bytes so we can use 32-bit load/store.
	MOVV	$~3, R3
	AND	R1, R3
	// Compute val shift.
#ifdef GOARCH_mips64

	old := *ptr
	*ptr = new
	return old
}

//go:nosplit
//go:noinline
func And8(ptr *uint8, val uint8) {
	*ptr = *ptr & val
}

//go:nosplit
//go:noinline
func Or8(ptr *uint8, val uint8) {
	*ptr = *ptr | val
}

// NOTE: Do not add atomicxor8 (XOR is not idempotent).

//go:nosplit
//go:noinline
func And(ptr *uint32, val uint32) {
	*ptr = *ptr & val
}

		*(*int)(nil) = 0 // crash on unaligned uint64
	}
	_ = *addr // if nil, fault before taking the lock
	addrLock(addr).lock()
	*addr = v
	addrLock(addr).unlock()
}

//go:nosplit
func Or8(addr *uint8, v uint8) {
	// Align down to 4 bytes and use 32-bit CAS.
	uaddr := uintptr(unsafe.Pointer(addr))
	addr32 := (*uint32)(unsafe.Pointer(uaddr &^ 3))
	word := uint32(v) << ((uaddr & 3) * 8) // little endian
	for {