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| author | Richard Biener <rguenther@suse.de> | 2018-11-09 10:53:31 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-11-09 10:53:31 +0000 |
| commit | 1dd6990226fd92adf1e3c12a96c5776ec8efcb60 (patch) | |
| tree | 0aac21b4707fd7fd0474d87f2cfc0233c4385409 /libgcc | |
| parent | 43b01cc12de676d5a3871f7f813c740fc32b5a1a (diff) | |
| download | gcc-1dd6990226fd92adf1e3c12a96c5776ec8efcb60.zip gcc-1dd6990226fd92adf1e3c12a96c5776ec8efcb60.tar.gz gcc-1dd6990226fd92adf1e3c12a96c5776ec8efcb60.tar.bz2 | |
re PR tree-optimization/87621 (outer loop auto-vectorization fails for exponentiation code)
2018-11-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/87621
* tree-vect-loop.c (vectorizable_reduction): Handle reduction
op with only phi inputs.
* tree-ssa-loop-ch.c: Include tree-ssa-sccvn.h.
(ch_base::copy_headers): Run CSE on copied loop headers.
(pass_ch_vect::process_loop_p): Simplify.
* g++.dg/vect/pr87621.cc: New testcase.
From-SVN: r265959
Diffstat (limited to 'libgcc')
0 files changed, 0 insertions, 0 deletions