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[Bug target/51387] Test vect.exp/vect-116.c fails on execution when compiled with -mavx2 on sde.
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 02 Dec 2011 11:42:02 +0000
- Subject: [Bug target/51387] Test vect.exp/vect-116.c fails on execution when compiled with -mavx2 on sde.
- Auto-submitted: auto-generated
- References: <bug-51387-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51387
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2011-12-02
AssignedTo|unassigned at gcc dot |jakub at gcc dot gnu.org
|gnu.org |
Ever Confirmed|0 |1
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-12-02 11:42:02 UTC ---
Created attachment 25970
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25970
gcc47-pr51387.patch
That permutation is of course required, otherwise it wouldn't be extract even
extraction. The bug is elsewhere, for mulv32qi we shouldn't be using extract
even, because the interleave insns don't really interleave fully, but only
intra-lane.