sgemm : AVX Q4_0 and Q8_0 (#6891)

* basic avx implementation

* style

* combine denibble with load

* reduce 256 to 128 (and back!) conversions

* sse load

* Update sgemm.cpp

* oops

oops

Eve committed 2y ago

465263d0cf1e8f8bc41948332dbd009d27a68590

Parent: 911b390

Committed by GitHub <noreply@github.com> on 5/8/2024, 2:29:23 PM