[Bug middle-end/77484] [6/7 Regression] Static branch predictor causes ~6-8% regression of SPEC2000 GAP
hubicka at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Dec 1 13:51:00 GMT 2016
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77484
Jan Hubicka <hubicka at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |ASSIGNED
CC| |hubicka at gcc dot gnu.org
Assignee|unassigned at gcc dot gnu.org |hubicka at gcc dot gnu.org
--- Comment #4 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Wilco,
do you have a specific function where this happens?
Martin,
do you know what is hitrate of call predictor here? I am not sure how much we
can do about this (it is all heuristics after all).
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