[Bug tree-optimization/97081] wrong code for rotate vectorization (x86 target)

2020-09-18 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97081 Richard Biener changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org

[Bug tree-optimization/97081] wrong code for rotate vectorization (x86 target)

2020-09-16 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97081 Richard Biener changed: What|Removed |Added Last reconfirmed||2020-09-17 Ever confirmed|0

[Bug tree-optimization/97081] wrong code for rotate vectorization (x86 target)

2020-09-16 Thread igor at tachyum dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97081 --- Comment #1 from Igor Shevlyakov --- vect_recog_rotate_pattern() seems to be the culprit