go/src/sync/atomic/value.go

type Value …

type efaceWords …

// Load returns the value set by the most recent Store.
// It returns nil if there has been no call to Store for this Value.
func (v *Value) Load() (val any) { … }

var firstStoreInProgress …

// Store sets the value of the [Value] v to val.
// All calls to Store for a given Value must use values of the same concrete type.
// Store of an inconsistent type panics, as does Store(nil).
func (v *Value) Store(val any) { … }

// Swap stores new into Value and returns the previous value. It returns nil if
// the Value is empty.
//
// All calls to Swap for a given Value must use values of the same concrete
// type. Swap of an inconsistent type panics, as does Swap(nil).
func (v *Value) Swap(new any) (old any) { … }

// CompareAndSwap executes the compare-and-swap operation for the [Value].
//
// All calls to CompareAndSwap for a given Value must use values of the same
// concrete type. CompareAndSwap of an inconsistent type panics, as does
// CompareAndSwap(old, nil).
func (v *Value) CompareAndSwap(old, new any) (swapped bool) { … }

// Disable/enable preemption, implemented in runtime.
func runtime_procPin() int

func runtime_procUnpin()