[Bug tree-optimization/87621] outer loop auto-vectorization fails for exponentiation code

2018-11-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87621 --- Comment #5 from Richard Biener --- Author: rguenth Date: Fri Nov 9 10:53:31 2018 New Revision: 265959 URL: https://gcc.gnu.org/viewcvs?rev=265959&root=gcc&view=rev Log: 2018-11-09 Richard Biener PR tree-optimization/87621

[Bug tree-optimization/87621] outer loop auto-vectorization fails for exponentiation code

2018-11-09 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87621 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/87621] outer loop auto-vectorization fails for exponentiation code

2018-10-16 Thread hoganmeier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87621 --- Comment #3 from krux --- Yes see the godbolt link. clang compiles it down to a few vpmulld's.

[Bug tree-optimization/87621] outer loop auto-vectorization fails for exponentiation code

2018-10-16 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87621 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|