[Bug target/88836] [SVE] Redundant PTEST in loop test

2021-01-15 Thread rsandifo at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug target/88836] [SVE] Redundant PTEST in loop test

2021-01-15 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 --- Comment #5 from CVS Commits --- The master branch has been updated by Richard Sandiford : https://gcc.gnu.org/g:5a783f42d77b2f00a1ed171c119b020e8df8e521 commit r11-6723-g5a783f42d77b2f00a1ed171c119b020e8df8e521 Author: Richard Sandiford

[Bug target/88836] [SVE] Redundant PTEST in loop test

2020-08-11 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 --- Comment #4 from rsandifo at gcc dot gnu.org --- My preferred fix for this is now to finish off the secondary (and ill-fated :-)) combine pass I posted at: https://gcc.gnu.org/pipermail/gcc-patches/2019-November/534728.html I've been

[Bug target/88836] [SVE] Redundant PTEST in loop test

2020-08-11 Thread mkuvyrkov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 Maxim Kuvyrkov changed: What|Removed |Added CC||mkuvyrkov at gcc dot gnu.org ---

[Bug target/88836] [SVE] Redundant PTEST in loop test

2019-02-21 Thread kugan at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 --- Comment #2 from kugan at gcc dot gnu.org --- Created attachment 45795 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45795=edit RFC patch AFIK, we need to: 1. Change the whilelo pattern in backend 2. Change RTL CSE - Add support for

[Bug target/88836] [SVE] Redundant PTEST in loop test

2019-01-14 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88836 ktkachov at gcc dot gnu.org changed: What|Removed |Added Keywords||missed-optimization