Add shortcut for small-size gemv_n with increments of one

2021-05-26 22:02:34 +02:00 · 2021-05-26 22:02:34 +02:00 · f0e7345fb8
parent 02087a62e7
commit f0e7345fb8
1 changed files with 5 additions and 0 deletions
--- a/interface/gemv.c
+++ b/interface/gemv.c
@ -202,6 +202,11 @@ void CNAME(enum CBLAS_ORDER order,

  if (alpha == ZERO) return;

+  if (trans == 0 && incx == 1 && incy == 1 && m*n < 2304 *GEMM_MULTITHREAD_THRESHOLD) {
+    GEMV_N(m, n, 0, alpha, a, lda, x, incx, y, incy, buffer);
+    return;
+  }    
+
  IDEBUG_START;

  FUNCTION_PROFILE_START();