go types_64bit 源码
golang types_64bit 代码
文件路径：/src/runtime/internal/atomic/types_64bit.go
// Copyright 2021 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.
//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || wasm
package atomic
// LoadAcquire is a partially unsynchronized version
// of Load that relaxes ordering constraints. Other threads
// may observe operations that precede this operation to
// occur after it, but no operation that occurs after it
// on this thread can be observed to occur before it.
//
// WARNING: Use sparingly and with great care.
func (u *Uint64) LoadAcquire() uint64 {
return LoadAcq64(&u.value)
}
// StoreRelease is a partially unsynchronized version
// of Store that relaxes ordering constraints. Other threads
// may observe operations that occur after this operation to
// precede it, but no operation that precedes it
// on this thread can be observed to occur after it.
//
// WARNING: Use sparingly and with great care.
func (u *Uint64) StoreRelease(value uint64) {
StoreRel64(&u.value, value)
}
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