prefetch - Prefetch bytes into the global cache.

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       Prefetch num_gentypes * sizeof(gentype) bytes into the global cache. The prefetch instruction is applied
       to a work-item in a work-group and does not affect the functional behavior of the kernel.

       prefetch - Prefetch bytes into the global cache.

       voidprefetch(const__globalgentype*p,size_tnum_gentypes);

        1. OpenCL Specification
           page 276, section 6.12.10 - Async Copies from Global to Local Memory...

The Khronos Group                                  11/18/2024                                     PREFETCH(3clc)

asyncCopyFunctions(3clc)

OpenCLSpecification[1]