gcc/gcc ChangeLog simplify-rtx.c

[sayle@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-3_4-basic-improvements-branch
Changes by:	sayle@gcc.gnu.org	2002-10-12 13:27:27

Modified files:
	gcc            : ChangeLog simplify-rtx.c 

Log message:
	* simplify-rtx.c (simplify_binary_operation) [ASHIFTRT]: Optimize
	arithmetic right shifts of ~0 during RTL simplifications.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-basic-improvements-branch&r1=1.15234.2.51&r2=1.15234.2.52
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/simplify-rtx.c.diff?cvsroot=gcc&only_with_tag=gcc-3_4-basic-improvements-branch&r1=1.118.4.3&r2=1.118.4.4