[Bug c/59100] requesting optimization of safe rotate function

2013-11-13 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59100 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2 f

[Bug c/59100] requesting optimization of safe rotate function

2013-11-12 Thread glisse at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59100 --- Comment #1 from Marc Glisse --- IIRC we already added another safe rotate form this year based on a report by Niels, you may want to search for that (maybe in the comment before simplify_rotate in tree-ssa-forwprop.c). Basically you are askin