How to use XMX with dpcpp on Xe-HPG

[might]

hi,as I mentioned bolow,I know that there are XMXs on Xe-HPG,which are used to do GEMM,but I don't know how to use it explicitly with dpcpp .could you give me some help, please.

[NoorjahanSk_Intel · Accepted solution]

Hi,

Thanks for reaching out to us.

You can use it using experimental oneAPI extension, joint_matrix from DPC++ extension, sycl_ext_oneapi_matrix.

Please refer to the below link for more details:

https://github.com/intel/llvm/blob/sycl/sycl/doc/extensions/experimental/sycl_ext_oneapi_matrix.asciidoc

Please refer to the below link for a sample program:

https://github.com/intel/llvm-test-suite/blob/intel/SYCL/Matrix/joint_matrix_bfloat16.cpp

Thanks & Regards,

Noorjahan.

[might]

Thank you very much for your reply, it was very helpful to me。

thanks again

[NoorjahanSk_Intel]

Hi,

Thanks for accepting our solution.

As this issue has been resolved, we will no longer respond to this thread. If you need any additional information, please post a new question

Thanks & Regards,

Noorjahan.