https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79489
--- Comment #7 from Martin Liška <marxin at gcc dot gnu.org> --- Author: marxin Date: Wed Jun 21 12:51:46 2017 New Revision: 249450 URL: https://gcc.gnu.org/viewcvs?rev=249450&root=gcc&view=rev Log: Make early return predictor more precise. 2017-06-21 Martin Liska <mli...@suse.cz> PR tree-optimization/79489 * gimplify.c (maybe_add_early_return_predict_stmt): New function. (gimplify_return_expr): Call the function. * predict.c (tree_estimate_probability_bb): Remove handling of early return. * predict.def: Update comment about early return predictor. * gimple-predict.h (is_gimple_predict): New function. * predict.def: Change default value of early return to 66. * tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT statements. * passes.def: Put pass_strip_predict_hints to the beginning of IPA passes. Modified: trunk/gcc/ChangeLog trunk/gcc/gimple-low.c trunk/gcc/gimple-predict.h trunk/gcc/gimplify.c trunk/gcc/passes.def trunk/gcc/predict.c trunk/gcc/predict.def trunk/gcc/tree-tailcall.c