// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// +build ppc64 ppc64le

package runtime

import "unsafe"

//go:noescape
func xadd(ptr *uint32, delta int32) uint32

//go:noescape
func xadd64(ptr *uint64, delta int64) uint64

//go:noescape
//go:linkname xadduintptr runtime.xadd64
func xadduintptr(ptr *uintptr, delta uintptr) uintptr

//go:noescape
func xchg(ptr *uint32, new uint32) uint32

//go:noescape
func xchg64(ptr *uint64, new uint64) uint64

// NO go:noescape annotation; see atomic_pointer.go.
func xchgp1(ptr unsafe.Pointer, new unsafe.Pointer) unsafe.Pointer

//go:noescape
func xchguintptr(ptr *uintptr, new uintptr) uintptr

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

//go:noescape
func atomicload64(ptr *uint64) uint64

//go:noescape
func atomicloadp(ptr unsafe.Pointer) unsafe.Pointer

//go:noescape
func atomicand8(ptr *uint8, val uint8)

//go:noescape
func atomicor8(ptr *uint8, val uint8)

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

//go:noescape
func cas64(ptr *uint64, old, new uint64) bool

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

//go:noescape
func atomicstore64(ptr *uint64, val uint64)

// NO go:noescape annotation; see atomic_pointer.go.
func atomicstorep1(ptr unsafe.Pointer, val unsafe.Pointer)