topic Re: GPU Prefetch in OpenCL in GPU Compute Software https://community.intel.com/t5/GPU-Compute-Software/GPU-Prefetch-in-OpenCL/m-p/1495097#M903 <P>Hello!</P><P>OpenCL C has a standard function for prefetch:</P><P><A href="https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_C.html#async-copies" target="_blank">https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_C.html#async-copies</A></P><P>Note, the table at the link has the description for "prefetch" even though the link name just says "async copies".</P><P>Please give this a try.&nbsp; If it doesn't work for some reason can you please send your driver version and the GPU you are using?</P><P>Thanks!</P> Mon, 12 Jun 2023 22:31:19 GMT Ben_A_Intel 2023-06-12T22:31:19Z GPU Prefetch in OpenCL https://community.intel.com/t5/GPU-Compute-Software/GPU-Prefetch-in-OpenCL/m-p/1494999#M901 <P>ESIMD is an extension available as intrinsics on the SYCL compiler;</P><P><A href="https://www.intel.com/content/www/us/en/docs/dpcpp-cpp-compiler/developer-guide-reference/2023-0/explicit-simd-sycl-extension.html" target="_blank">https://www.intel.com/content/www/us/en/docs/dpcpp-cpp-compiler/developer-guide-reference/2023-0/explicit-simd-sycl-extension.html</A></P><P>&nbsp;</P><P>It includes prefetch intrinsics. Is there any way to access GPU prefetch from OpenCL?&nbsp;</P> Mon, 12 Jun 2023 18:15:41 GMT https://community.intel.com/t5/GPU-Compute-Software/GPU-Prefetch-in-OpenCL/m-p/1494999#M901 JEROME_B_Intel1 2023-06-12T18:15:41Z Re: GPU Prefetch in OpenCL https://community.intel.com/t5/GPU-Compute-Software/GPU-Prefetch-in-OpenCL/m-p/1495097#M903 <P>Hello!</P><P>OpenCL C has a standard function for prefetch:</P><P><A href="https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_C.html#async-copies" target="_blank">https://registry.khronos.org/OpenCL/specs/3.0-unified/html/OpenCL_C.html#async-copies</A></P><P>Note, the table at the link has the description for "prefetch" even though the link name just says "async copies".</P><P>Please give this a try.&nbsp; If it doesn't work for some reason can you please send your driver version and the GPU you are using?</P><P>Thanks!</P> Mon, 12 Jun 2023 22:31:19 GMT https://community.intel.com/t5/GPU-Compute-Software/GPU-Prefetch-in-OpenCL/m-p/1495097#M903 Ben_A_Intel 2023-06-12T22:31:19Z