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Exchange 2 integers in a thread-safe way
Source position: systemh.inc line 1439
function InterlockedExchange( |
var Target: LongInt; |
Source: LongInt |
):LongInt; |
var Target: Pointer; |
Source: Pointer |
):Pointer; |
var Target: Cardinal; |
Source: Cardinal |
):Cardinal; |
InterLockedExchange stores Source in Target and returns the old value of Target. This is done in a thread-safe way, i.e., only one processor is accessing the Target variable at a time.
None.
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Thread-safe decrement |
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Thread-safe increment |
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Thread-safe add and exchange of 2 values |
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Conditional exchange |