On Tue, 29 Sep 2020, Joel Hutton wrote: > Hi All, > > The following patch adds a simple check to prevent slp stmts from vector > constructors being rearranged. vect_attempt_slp_rearrange_stmts tries to > rearrange to avoid a load permutation. > > This fixes PR target/96837 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96827 > gcc/ChangeLog:
OK for trunk and branch(es) Thanks, Richard. > 2020-09-29 Joel Hutton <joel.hut...@arm.com> > > PR target/96837 > * tree-vect-slp.c (vect_analyze_slp): Do not call > vect_attempt_slp_rearrange_stmts for vector constructors. > > gcc/testsuite/ChangeLog: > > 2020-09-29 Joel Hutton <joel.hut...@arm.com> > > PR target/96837 > * gcc.dg/vect/bb-slp-49.c: New test. -- Richard Biener <rguent...@suse.de> SUSE Software Solutions Germany GmbH, Maxfeldstrasse 5, 90409 Nuernberg, Germany; GF: Felix Imend
