re PR tree-optimization/92818 (Typo in vec_perm -> bit_insert pattern)
authorRichard Biener <rguenther@suse.de>
Thu, 5 Dec 2019 13:02:57 +0000 (13:02 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Thu, 5 Dec 2019 13:02:57 +0000 (13:02 +0000)
commitb0a71a184c6e2ec2cdf5eed90308d4e96fb1beda
tree017581cfcaebd81bd790d173af7224a41d44a392
parentf1355c8ddab619f0e5fae40cbdca33d468780b58
re PR tree-optimization/92818 (Typo in vec_perm -> bit_insert pattern)

2019-12-05  Richard Biener  <rguenther@suse.de>

PR middle-end/92818
* tree-ssa-forwprop.c (simplify_vector_constructor): Improve
heuristics on what don't care element to choose.
* match.pd (VEC_PERM_EXPR -> BIT_INSERT_EXPR): Fix typo.

* gcc.target/i386/pr92818.c: New testcase.

From-SVN: r278998
gcc/ChangeLog
gcc/match.pd
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.target/i386/pr92818.c [new file with mode: 0644]
gcc/tree-ssa-forwprop.c