Double compare-and-swap
id:
double-compare-and-swap-265-13031574
title:
Double compare-and-swap
text:
Double compare-and-swap (DCAS or CAS2) is an atomic primitive proposed to support certain concurrent programming techniques. DCAS takes two not necessarily contiguous memory locations and writes new values into them only if they match pre-supplied "expected" values; as such, it is an extension of the much more popular compare-and-swap (CAS) operation. DCAS is sometimes confused with the double-width compare-and-swap (DWCAS) implemented by instructions such as x86 CMPXCHG16B. DCAS, as discussed h
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wiki
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encyclopedia
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original url:
https://en.wikipedia.org/wiki/Double_compare-and-swap
date created:
date modified:
2022-12-23T12:42:48Z
main entity:
{"identifier":"Q5299986","url":"https://www.wikidata.org/entity/Q5299986"}
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fields total:
13
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13