atomic_fetch_minmax.h File Reference

Atomic min/max functions. More...

#include "CxxUtils/stall.h"
#include <atomic>

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Namespaces
namespace	CxxUtils

Functions
template<class T>
T	CxxUtils::atomic_fetch_max (std::atomic< T > *a, T v, std::memory_order memorder=std::memory_order_seq_cst)
	Atomically calculate maximum.
template<class T>
T	CxxUtils::atomic_fetch_min (std::atomic< T > *a, T v, std::memory_order memorder=std::memory_order_seq_cst)
	Atomically calculate minimum.

Detailed Description

Atomic min/max functions.

Author

scott snyder snyde.nosp@m.r@bn.nosp@m.l.gov

Date

Nov, 2017

These add atomic operations for finding the minimum or maximum. These have been proposed for addition to the standard, but have not yet made it in:

http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2013/n3696.htm http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0493r0.pdf

Definition in file atomic_fetch_minmax.h.