BloombergLP::bsls::AtomicOperations_DefaultInt64::swapInt64AcqRel

Atomically swap atomicInt with acquire/release ordering.

Synopsis

Declared in <bsls_atomicoperations_default.h>

static
Types::Int64
swapInt64AcqRel(
    AtomicTypes::Int64* atomicInt,
    Types::Int64 swapValue);

Description

Atomically set the value of the specified atomicInt to the specified swapValue and return its previous value, providing the acquire/release memory ordering guarantee.

Return Value

previous value of atomicInt

Parameters

NameDescription
atomicIntatomic 64-bit integer to modify
swapValuevalue to store