Add lower limit for multithreading

2021-07-04 17:00:26 +02:00
parent a4543e4918
commit 8186963d8c
1 changed files with 11 additions and 0 deletions
--- a/interface/syrk.c
+++ b/interface/syrk.c
@@ -354,6 +354,17 @@ void CNAME(enum CBLAS_ORDER order, enum CBLAS_UPLO Uplo, enum CBLAS_TRANSPOSE Tr
 #endif

  args.common = NULL;
+#ifndef COMPLEX
+#ifdef DOUBLE
+  if (args.n < 100)
+#else
+  if (args.n < 200)
+#endif
+#else
+  if (args.n < 65)
+#endif
+  args.nthreads = 1;
+  else
  args.nthreads = num_cpu_avail(3);

  if (args.nthreads == 1) {