r142517 - in /trunk/gcc: ChangeLog cgraphbuild....

Sat Dec 6 08:34:00 GMT 2008

Author: hubicka
Date: Sat Dec  6 08:34:20 2008
New Revision: 142517

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=142517
Log:

	PR tree-optimization/38074
	* cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
	entry frequency.
	* predict.c (combine_predictions_for_bb): Ignore predictor predicting
	in both dirrection for first match heuristics.
	(tree_bb_level_predictions): Disable noreturn heuristic when there
	is no returning path.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/cgraphbuild.c
    trunk/gcc/predict.c