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Use Sandybridge daxpy kernel on Haswell and Zen for now
author
Martin Kroeker
<martin@ruby.chemie.uni-freiburg.de>
Sun, 10 Dec 2017 18:24:31 +0000
(19:24 +0100)
committer
GitHub
<noreply@github.com>
Sun, 10 Dec 2017 18:24:31 +0000
(19:24 +0100)
The testcase from #1332 exposes a problem in daxpy_microk_haswell-2.c that is not seen with
any of the other Intel x86_64 microkernels.
kernel/x86_64/daxpy.c
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diff --git
a/kernel/x86_64/daxpy.c
b/kernel/x86_64/daxpy.c
index
4bde628
..
36410d3
100644
(file)
--- a/
kernel/x86_64/daxpy.c
+++ b/
kernel/x86_64/daxpy.c
@@
-38,7
+38,11
@@
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#elif defined(PILEDRIVER)
#include "daxpy_microk_piledriver-2.c"
#elif defined(HASWELL) || defined(ZEN)
+/*
+this appears to be broken, see issue 1332
#include "daxpy_microk_haswell-2.c"
+*/
+#include "daxpy_microk_sandy-2.c"
#elif defined(SANDYBRIDGE)
#include "daxpy_microk_sandy-2.c"
#endif