r116358 - in /trunk/gcc: ChangeLog basic-block....

Wed Aug 23 22:29:00 GMT 2006

Author: hubicka
Date: Wed Aug 23 22:29:14 2006
New Revision: 116358

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=116358
Log:
	* predict.c (probability_reliable_p): New predicate.
	(edge_probability_reliable_p, br_prob_note_reliable_p): Likewise.
	(predict_loops): Do not predict loop exit with less than 2%
	probability.
	* basic-block.h (edge_probability_reliable_p,
	br_prob_note_reliable_p): Declare.
	* ia64.h (ia64_print_operand): Do not disable on-chip branch
	prediction when static predictor is not reliable.
	* rs6000.c (output_cbranch): Likewise.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/basic-block.h
    trunk/gcc/config/ia64/ia64.c
    trunk/gcc/config/rs6000/rs6000.c
    trunk/gcc/predict.c