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Name	Size	Permission
asm_386.s	5.27 KB	-rw-r--r--
asm_amd64.s	3.89 KB	-rw-r--r--
asm_arm.s	5.22 KB	-rw-r--r--
asm_arm64.s	1.63 KB	-rw-r--r--
asm_mips64x.s	3.96 KB	-rw-r--r--
asm_mipsx.s	2.88 KB	-rw-r--r--
asm_ppc64x.s	4.48 KB	-rw-r--r--
asm_s390x.s	4.79 KB	-rw-r--r--
atomic_386.go	1.62 KB	-rw-r--r--
atomic_amd64.go	1.73 KB	-rw-r--r--
atomic_arm.go	4.31 KB	-rw-r--r--
atomic_arm64.go	1.38 KB	-rw-r--r--
atomic_arm64.s	3.21 KB	-rw-r--r--
atomic_mips64x.go	1.45 KB	-rw-r--r--
atomic_mips64x.s	1.06 KB	-rw-r--r--
atomic_mipsx.go	2.49 KB	-rw-r--r--
atomic_mipsx.s	482 B	-rw-r--r--
atomic_ppc64x.go	1.45 KB	-rw-r--r--
atomic_ppc64x.s	1.34 KB	-rw-r--r--
atomic_riscv64.go	1.37 KB	-rw-r--r--
atomic_riscv64.s	5.48 KB	-rw-r--r--
atomic_s390x.go	1.68 KB	-rw-r--r--
atomic_test.go	5.1 KB	-rw-r--r--
atomic_wasm.go	3.69 KB	-rw-r--r--
bench_test.go	1.78 KB	-rw-r--r--
stubs.go	795 B	-rw-r--r--
sys_linux_arm.s	3.14 KB	-rw-r--r--
sys_nonlinux_arm.s	1.34 KB	-rw-r--r--

Code Editor : atomic_amd64.go

// Copyright 2009 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.

package atomic

import "unsafe"

// Export some functions via linkname to assembly in sync/atomic.
//go:linkname Load
//go:linkname Loadp
//go:linkname Load64

//go:nosplit
//go:noinline
func Load(ptr *uint32) uint32 {
	return *ptr
}

//go:nosplit
//go:noinline
func Loadp(ptr unsafe.Pointer) unsafe.Pointer {
	return *(*unsafe.Pointer)(ptr)
}

//go:nosplit
//go:noinline
func Load64(ptr *uint64) uint64 {
	return *ptr
}

//go:nosplit
//go:noinline
func LoadAcq(ptr *uint32) uint32 {
	return *ptr
}

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

//go:noescape
func Xadd64(ptr *uint64, delta int64) uint64

//go:noescape
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

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

//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)

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

//go:noescape
func Cas64(ptr *uint64, old, new uint64) bool

//go:noescape
func CasRel(ptr *uint32, old, new uint32) bool

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

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

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

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

// 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)

${this.title}

Code Editor : atomic_amd64.go