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re PR tree-optimization/92834 (misssed SLP vectorization in LightPixel)
authorJakub Jelinek <jakub@redhat.com>
Mon, 9 Dec 2019 10:13:18 +0000 (11:13 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Mon, 9 Dec 2019 10:13:18 +0000 (11:13 +0100)
commit49647b7b25673273262fb630598027c6d841690f
tree4c6f773e0273b14f939c5926752cfd99310ca630tree
parent8e03b21e84e4b6a3c806bb48bb5eceac1f7ed273commit | diff
re PR tree-optimization/92834 (misssed SLP vectorization in LightPixel)

PR tree-optimization/92834
* match.pd (A - ((A - B) & -(C cmp D)) -> (C cmp D) ? B : A,
A + ((B - A) & -(C cmp D)) -> (C cmp D) ? B : A): New simplifications.

* gcc.dg/tree-ssa/pr92834.c: New test.

From-SVN: r279113
gcc/ChangeLog diff | blob | history
gcc/match.pd diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.dg/tree-ssa/pr92834.c [new file with mode: 0644] blob