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re PR tree-optimization/79390 (10% performance drop in SciMark2 LU after r242550)
authorJakub Jelinek <jakub@redhat.com>
Wed, 12 Apr 2017 18:09:47 +0000 (20:09 +0200)
committerJakub Jelinek <jakub@gcc.gnu.org>
Wed, 12 Apr 2017 18:09:47 +0000 (20:09 +0200)
commitdeed3da9af697ecf073aea855ecce2d22d85ef71
treeaa6adfa7b5640797147ae3695682ee34d546528atree
parentb96a3e11572287992923065def1d64e8a2240f9bcommit | diff
re PR tree-optimization/79390 (10% performance drop in SciMark2 LU after r242550)

PR tree-optimization/79390
* optabs.c (emit_conditional_move): If the preferred op2/op3 operand
order does not result in usable sequence, retry with reversed operand
order.

* gcc.target/i386/pr70465-2.c: Xfail the scan-assembler-not test.

From-SVN: r246882
gcc/ChangeLog diff | blob | history
gcc/optabs.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/gcc.target/i386/pr70465-2.c diff | blob | history