set GEMM_PREFERED_SIZE for HASWELL

Haswell likes a GEMM_PREFERED_SIZE of 16 to improve the split that the threading code does to make it a nice multiple of the SIMD kernel size
2018-12-16 23:08:31 +00:00 · 2018-12-16 23:08:31 +00:00 · b28f75cd7e
parent d321448a63
commit b28f75cd7e
1 changed files with 1 additions and 0 deletions
--- a/param.h
+++ b/param.h
@ -1508,6 +1508,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #define SYMV_P  8

 #define SWITCH_RATIO	32
+#define GEMM_PREFERED_SIZE	16

 #ifdef ARCH_X86