gcc/gcc vrp.c ChangeLog.hammer

[zlomek@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	hammer-3_3-branch
Changes by:	zlomek@gcc.gnu.org	2003-07-17 20:15:14

Modified files:
	gcc            : vrp.c ChangeLog.hammer 

Log message:
	PR/11559:
	* vrp.c (process_ranges_lt): If both operands are registers and their
	ranges are not constant or empty do not shorten the ranges.
	Minor speedup.
	(process_ranges_ltu): Likewise.
	(dump_operation_list): New function.
	(debug_operation_list): New function.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/vrp.c.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.1.2.4&r2=1.1.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.hammer.diff?cvsroot=gcc&only_with_tag=hammer-3_3-branch&r1=1.1.2.149&r2=1.1.2.150