http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55623
Ramana Radhakrishnan <ramana at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |ramana at gcc dot gnu.org --- Comment #9 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> 2012-12-11 16:33:25 UTC --- (In reply to comment #8) > You can also adjust --param tree-reassoc-width or have the target implement > the sched.reassociation_width target hook (for the default). I did try it on an A9 when the hook came out and it made bugger all difference to the benchmarks I cared about on a range of values. It's possible this might help on some of the newer cores. ramana