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Add [cz]scal microkernels for SKYLAKEX

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These are as similar to dscal_microk_skylakex-2.c as possible
for consistency.

Note that before this change SKYLAKEX+ uses generic C functions for
cscal/zscal via commit 2271c350 from #2610 (which is masked by
commit 086d87a30). However now #3799 disables FMAs (in turn enabled
by `-march=skylake-avx512`) in the plain C code which fixes excessive
LAPACK test failures more nicely.
This commit is contained in:
Bart Oldeman
2022-11-09 08:28:23 -05:00
parent 4743d80c22
commit 6c1043eb41
5 changed files with 310 additions and 5 deletions
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kernel/x86_64/zscal.c
+3 -1
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@@ -41,7 +41,9 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "common.h"
#if defined(HASWELL) || defined(ZEN) || defined (SKYLAKEX) || defined (COOPERLAKE) || defined (SAPPHIRERAPIDS)
#if defined (SKYLAKEX) || defined (COOPERLAKE) || defined (SAPPHIRERAPIDS)
#include "zscal_microk_skylakex-2.c"
#elif defined(HASWELL) || defined(ZEN)
#include "zscal_microk_haswell-2.c"
#elif defined(BULLDOZER) || defined(PILEDRIVER)
#include "zscal_microk_bulldozer-2.c"