MOVQ	ptr+0(FP), BX
	MOVL	delta+8(FP), AX
	MOVL	AX, CX
	LOCK
	XADDL	AX, 0(BX)
	ADDL	CX, AX
	MOVL	AX, ret+16(FP)
	RET

// uint64 Xadd64(uint64 volatile *val, int64 delta)
// Atomically:
//	*val += delta;
//	return *val;
TEXT ·Xadd64(SB), NOSPLIT, $0-24
	MOVQ	ptr+0(FP), BX
	MOVQ	delta+8(FP), AX
	MOVQ	AX, CX
	LOCK
	XADDQ	AX, 0(BX)
	ADDQ	CX, AX
	MOVQ	AX, ret+16(FP)
	RET

	MOVV	R3, ret+16(FP)
	RET

// func And64(addr *uint64, v uint64) old uint64
TEXT ·And64(SB), NOSPLIT, $0-24
	MOVV	ptr+0(FP), R1
	MOVV	val+8(FP), R2

	SYNC
	LLV	(R1), R3
	AND	R2, R3, R4
	SCV	R4, (R1)
	BEQ	R4, -3(PC)
	SYNC
	MOVV	R3, ret+16(FP)
	RET

// func Anduintptr(addr *uintptr, v uintptr) old uintptr
TEXT ·Anduintptr(SB), NOSPLIT, $0-24
	JMP	·And64(SB)

		stats := memstats.heapStats.acquire()
		slotsUsed := int64(s.allocCount) - int64(s.allocCountBeforeCache)
		atomic.Xadd64(&stats.smallAllocCount[spc.sizeclass()], slotsUsed)

		// Flush tinyAllocs.
		if spc == tinySpanClass {
			atomic.Xadd64(&stats.tinyAllocCount, int64(c.tinyAllocs))
			c.tinyAllocs = 0
		}
		memstats.heapStats.release()

//go:build mips || mipsle

// Export some functions via linkname to assembly in sync/atomic.
//
//go:linkname Xadd64
//go:linkname Xchg64
//go:linkname Cas64
//go:linkname Load64
//go:linkname Store64
//go:linkname Or64
//go:linkname And64

package atomic

import (
	"internal/cpu"
	"unsafe"
)

// TODO implement lock striping
var lock struct {
	state uint32

	B	·Store64(SB)

TEXT ·Storeuintptr(SB), NOSPLIT, $0-16
	B	·Store64(SB)

TEXT ·Xaddint32(SB), NOSPLIT, $0-20
	B	·Xadd(SB)

TEXT ·Xaddint64(SB), NOSPLIT, $0-24
	B	·Xadd64(SB)

TEXT ·Xadduintptr(SB), NOSPLIT, $0-24
	B	·Xadd64(SB)

TEXT ·Casp1(SB), NOSPLIT, $0-25
	B ·Cas64(SB)

// uint32 ·Load(uint32 volatile* addr)
TEXT ·Load(SB),NOSPLIT,$0-12
	MOVD	ptr+0(FP), R0
	LDARW	(R0), R0
	MOVW	R0, ret+8(FP)

	MOVD	R6, ret+16(FP)
	RET

// func And64(addr *uint64, v uint64) old uint64
TEXT ·And64(SB), NOSPLIT, $0-24
	MOVD	ptr+0(FP), R3
	MOVD	val+8(FP), R4
	LWSYNC
again:
	LDAR	(R3),R6
	AND	R4, R6, R7
	STDCCC	R7, (R3)
	BNE	again
	MOVD	R6, ret+16(FP)
	RET

// func Anduintptr(addr *uintptr, v uintptr) old uintptr
TEXT ·Anduintptr(SB), NOSPLIT, $0-24
	JMP	·And64(SB)

// func Xadduintptr(ptr *uintptr, delta uintptr) uintptr
TEXT ·Xadduintptr(SB), NOSPLIT, $0-24
	BR	·Xadd64(SB)

// func Xaddint32(ptr *int32, delta int32) int32
TEXT ·Xaddint32(SB), NOSPLIT, $0-20
	BR	·Xadd(SB)

// func Xaddint64(ptr *int64, delta int64) int64
TEXT ·Xaddint64(SB), NOSPLIT, $0-24
	BR	·Xadd64(SB)

// func Casp1(ptr *unsafe.Pointer, old, new unsafe.Pointer) bool
// Atomically:
//	if *ptr == old {

//go:linkname Load64
//go:linkname Loadint32
//go:linkname Loadint64
//go:linkname Loaduintptr
//go:linkname LoadAcquintptr
//go:linkname Xadd
//go:linkname Xaddint32
//go:linkname Xaddint64
//go:linkname Xadd64
//go:linkname Xadduintptr
//go:linkname Xchg
//go:linkname Xchg64
//go:linkname Xchgint32
//go:linkname Xchgint64
//go:linkname Xchguintptr
//go:linkname Cas
//go:linkname Cas64
//go:linkname Casint32

	MOVV R6, ret+16(FP)
	RET

// func And64(addr *uint64, v uint64) old uint64
TEXT ·And64(SB), NOSPLIT, $0-24
	MOVV	ptr+0(FP), R4
	MOVV	val+8(FP), R5
	DBAR
	LLV	(R4), R6
	AND	R5, R6, R7
	SCV	R7, (R4)
	BEQ	R7, -4(PC)
	DBAR
	MOVV R6, ret+16(FP)
	RET

// func Anduintptr(addr *uintptr, v uintptr) old uintptr
TEXT ·Anduintptr(SB), NOSPLIT, $0-24
	JMP	·And64(SB)

	ADD	A2,A1,A0
	MOVW	A0, ret+16(FP)
	RET

// func Xadd64(ptr *uint64, delta int64) uint64
TEXT ·Xadd64(SB), NOSPLIT, $0-24
	MOV	ptr+0(FP), A0
	MOV	delta+8(FP), A1
	AMOADDD A1, (A0), A2
	ADD	A2, A1, A0
	MOV	A0, ret+16(FP)
	RET

// func Xadduintptr(ptr *uintptr, delta uintptr) uintptr
TEXT ·Xadduintptr(SB), NOSPLIT, $0-24
	JMP	·Xadd64(SB)

// func Xchgint32(ptr *int32, new int32) int32