2017-06-29 Richard Biener <rguenther@suse.de>
commitc640fbe761ad6f3db3bb5b19fe7bfbf96a951b8b
authorrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 29 Jun 2017 14:04:02 +0000 (29 14:04 +0000)
committerrguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Thu, 29 Jun 2017 14:04:02 +0000 (29 14:04 +0000)
treecc5cefd595920573102156822f21d901451a76c1
parentc2d38635ed29f93ea5f4cf680d99eadb9d5bd8dd
2017-06-29  Richard Biener  <rguenther@suse.de>

* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
reduction chains to LOOP_VINFO_REDUCTIONS.
* tree-vect-slp.c (vect_analyze_slp): Continue looking for
SLP reductions after processing reduction chains.

* gcc.dg/vect/slp-reduc-8.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@249785 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.dg/vect/slp-reduc-8.c [new file with mode: 0644]
gcc/tree-vect-loop.c
gcc/tree-vect-slp.c