cpu: rv64: matmul: improving rvv matmul performance by integrating with gemm kernel#4363

dzarukin merged 2 commits intouxlfoundation:mainuxlfoundation/oneDNN:mainfrom

zhangjian29:add-rvv-matmul-gemm-kernelzhangjian29/oneDNN:add-rvv-matmul-gemm-kernelCopy head branch name to clipboard