gcc/gcc ChangeLog config/i386/i386.c

[jakub@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	jakub@gcc.gnu.org	2005-05-06 19:31:17

Modified files:
	gcc            : ChangeLog 
	gcc/config/i386: i386.c 

Log message:
	2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
	Jakub Jelinek  <jakub@redhat.com>
	
	PR target/21329
	* config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
	for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
	Don't use rep; movs{l,q} if the repetition count is really small,
	instead use a sequence of movs{l,q} instructions.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8626&r2=2.8627
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.818&r2=1.819