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r237103 - in /trunk/gcc: ChangeLog predict.c pr...
- From: hubicka at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Sun, 05 Jun 2016 16:43:19 -0000
- Subject: r237103 - in /trunk/gcc: ChangeLog predict.c pr...
Author: hubicka
Date: Sun Jun 5 16:43:19 2016
New Revision: 237103
URL: https://gcc.gnu.org/viewcvs?rev=237103&root=gcc&view=rev
Log:
* predict.c (predicted_by_loop_heuristics_p): New function.
(predict_iv_comparison): Use it.
(predict_loops): Walk from innermost loops; do not predict edges
leaving multiple loops multiple times; implement
PRED_LOOP_ITERATIONS_MAX heuristics.
* predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
* gcc.dg/predict-9.c: Update template.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/predict.c
trunk/gcc/predict.def
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.dg/predict-9.c