Changes between Version 21 and Version 22 of Notes_on_CUDA_Semantics


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Timestamp:
07/27/22 11:43:58 (4 years ago)
Author:
Alex Wilton
Comment:

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  • Notes_on_CUDA_Semantics

    v21 v22  
    297297* If a thread t is in its own mask then it will participate in the barrier
    298298  * If sourceLane is in t's mask then t requests a message from sourceLane and returns the value obtained.
    299   * If sourceLane is not in t's mask then we cannot guarantee that sourceLane will participate with us and so we simply make no request and just return a havoced value at the end.
     299  * If sourceLane is not in t's mask then we cannot guarantee that sourceLane will participate with t and so t simply makes no request and just returns a havoced value at the end.
    300300  * Regardless of these two cases, t will always check for requests sent to it after the barrier call and fulfill these requests.
    301301