On 31 Mar 2010, at 16:13, Werner Van Belle wrote:
I have been browsing the web somewhat to figure out how I can have
access to a cmpxchg function in freepascal. At the momente I found
very
little information. Some references on people arguing that this is
unnecessary. Others that it takes too much time etcetera. In any
case: I
_really_ want to have access to a cmpxchg function and tried to find
information on the assembler routines on how to get access to such
function.
The function you want is InterlockedCompareExchange(), which is
defined in the system unit: http://www.freepascal.org/docs-html/rtl/system/interlockedcompareexchange.html
It does what cmpxchg does, and moreover is cross-platform.
Jonas
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