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(parent: 4e3e2cf) | patch
re PR target/70329 (wrong code with -mavx512bw and 64byte vectors)
authorJakub Jelinek <jakub@redhat.com>
Tue, 22 Mar 2016 08:28:49 +0000 (09:28 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Tue, 22 Mar 2016 08:28:49 +0000 (09:28 +0100)
commitb01915ed169065d75895d504a97337f071d9c4f7
tree00376c15a56bd48797743cba1135cd15e27ce6fbtree
parent4e3e2cf17dda5d1ded1fb49822a1f0fb563b47c5commit | diff
re PR target/70329 (wrong code with -mavx512bw and 64byte vectors)

PR target/70329
* config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
d.perm[i] for i >= d.nelt.  If not full_interleave, compute d.perm[i]
in a way that works also for AVX512BW.

* gcc.target/i386/avx512bw-pr70329-1.c: New test.
* gcc.target/i386/avx512bw-pr70329-2.c: New test.

From-SVN: r234394
gcc/ChangeLog diff | blob | history
gcc/config/i386/i386.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.target/i386/avx512bw-pr70329-1.c [new file with mode: 0644] blob
gcc/testsuite/gcc.target/i386/avx512bw-pr70329-2.c [new file with mode: 0644] blob