blis/kernels/zen at 5bd2a777ba7fb939420899cd968fec5cabbc894a - blis

amd/blis

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Harihara Sudhan S 4b36529a8b Added vector packing logic to ZGEMV variant 2

- In cases when incy != 1, a buffer is created for y vector. The
  contents of vector y is scaled by beta and stored in this buffer.
- After performing the compute using ZAXPYF kernel, the results in
  y buffer memory is copied back to the orginal buffer using ZCOPYV.
- In cases when alpha is zero, we only scale the y vector by beta
  without using the buffer and return.
- The kernels are picked based on the architecture ID. For any zen
  based architecture, AVX2 kernels are invoked. For other, the
  kernels are invoked based on the context.
- In ZSCAL2V, query for the context if NULL pointer is passed.

AMD-Internal: [CPUPL-2773]
Change-Id: If409ca5c438fc2eebe73480c011577088d52c65f

2023-03-22 03:19:18 -04:00