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re PR tree-optimization/84737 (20% degradation in CPU2000 172.mgrid starting with...
authorRichard Biener <rguenther@suse.de>
Thu, 19 Apr 2018 12:41:42 +0000 (12:41 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 19 Apr 2018 12:41:42 +0000 (12:41 +0000)
commit19986382015e2aa8dc539bf31065af4bdff5ce84
tree05e67ae752a6fac4264aa955616ad24dd34a5425tree
parent411a771a1761e89b7420dd94bc296d52dc8c6f5ccommit | diff
re PR tree-optimization/84737 (20% degradation in CPU2000 172.mgrid starting with r256888)

2018-04-19  Richard Biener  <rguenther@suse.de>

PR tree-optimization/84737
* tree-vect-data-refs.c (vect_copy_ref_info): New function
copying restrict info.
(vect_setup_realignment): Use it.
* tree-vectorizer.h (vect_copy_ref_info): Declare.
* tree-vect-stmts.c (vectorizable_store): Copy ref info from
the first DR to all generated stores.
(vectorizable_load): Likewise for loads.

From-SVN: r259493
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