//go:noescape
func StoreRel64(ptr *uint64, val uint64)

//go:noescape
func StoreReluintptr(ptr *uintptr, val uintptr)

// StorepNoWB performs *ptr = val atomically and without a write
// barrier.
//
// NO go:noescape annotation; see atomic_pointer.go.

// Copyright 2020 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.

#include "textflag.h"

TEXT ·StorepNoWB(SB), NOSPLIT, $0-16
	MOVD ptr+0(FP), R0
	MOVD val+8(FP), 0(R0)

	return atomic.Loadp(addr)
}

var ptr unsafe.Pointer

func Storep() {
	var x int // ERROR "moved to heap: x"
	atomic.StorepNoWB(unsafe.Pointer(&ptr), unsafe.Pointer(&x))
}

func Casp1() {
	// BAD: should always be "does not escape"
	x := new(int) // ERROR "escapes to heap|does not escape"
	var y int     // ERROR "moved to heap: y"

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

//go:noescape
func StoreReluintptr(ptr *uintptr, val uintptr)

// NO go:noescape annotation; see atomic_pointer.go.

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

//go:noescape
func Store8(ptr *uint8, val uint8)

//go:noescape
func Store64(ptr *uint64, val uint64)

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

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

//go:noescape
func StoreRel64(ptr *uint64, val uint64)

//go:noescape

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

//go:noescape
func Store8(ptr *uint8, val uint8)

//go:noescape
func Store64(ptr *uint64, val uint64)

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

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

//go:noescape
func StoreRel64(ptr *uint64, val uint64)

//go:noescape

	*ptr = val
}

//go:nosplit
//go:noinline
func Store64(ptr *uint64, val uint64) {
	*ptr = val
}

// StorepNoWB performs *ptr = val atomically and without a write
// barrier.
//
// NO go:noescape annotation; see atomic_pointer.go.
func StorepNoWB(ptr unsafe.Pointer, val unsafe.Pointer)

//go:nosplit
//go:noinline
func Casint32(ptr *int32, old, new int32) bool {
	if *ptr == old {

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

//go:noescape
func Store8(ptr *uint8, val uint8)

//go:noescape
func Store64(ptr *uint64, val uint64)

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

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

//go:nosplit
//go:noinline
func StoreRel64(ptr *uint64, val uint64) {

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

//go:noescape
func Store8(ptr *uint8, val uint8)

//go:noescape
func Store64(ptr *uint64, val uint64)

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

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

//go:noescape
func StoreRel64(ptr *uint64, val uint64)

//go:noescape

//go:noescape
func StoreRel64(ptr *uint64, val uint64)

//go:noescape
func StoreReluintptr(ptr *uintptr, val uintptr)

// NO go:noescape annotation; see atomic_pointer.go.