[Gllug] Atomic increment/decrement

Tethys tet at accucard.com
Wed Aug 7 13:46:07 UTC 2002


>The whole thing depended on an atomic cpu test-and-set instruction and was
>written in assembler.

Even that may not be enough. On the Amiga, the TAS instruction wasn't
always atomic, and could be defeated by system DMA...

Tet

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