[Bug rtl-optimization/15633] Failure to propagate FDO counters by vpt results in performance regression

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-06-23 16:08 -------
Subject: Bug 15633

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	dje@gcc.gnu.org	2004-06-23 16:07:59

Modified files:
	gcc            : ChangeLog value-prof.c 

Log message:
	2004-06-23  Pat Haugen  <pthaugen@us.ibm.com>
	
	PR optimization/15633
	* value-prof.c (divmod_fixed_value_transform): Compute probability
	of taking optimal path and pass along to gen_ routine.
	(mod_pow2_value_transform): Same.
	(mod_subtract_transform): Same.
	(gen_divmod_fixed_value): Add new probability parameter.
	Add probability to newly created jump.
	(gen_mod_pow2): Same.
	(gen_mod_subtract): Same.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.4095&r2=2.4096
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/value-prof.c.diff?cvsroot=gcc&r1=1.11&r2=1.12



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15633