BloombergLP::bsls::AtomicOperations::swapInt64AcqRel

Atomically swap atomicInt with acquire/release ordering.

Synopsis

Declared in <bsls_atomicoperations.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

Name

Description

atomicInt

atomic 64‐bit integer to modify

swapValue

value to store

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