gcc/gcc ChangeLog expr.c config/s390/s390.md

[jakub@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-3_2-rhl8-branch
Changes by:	jakub@gcc.gnu.org	2003-07-16 11:44:51

Modified files:
	gcc            : ChangeLog expr.c 
	gcc/config/s390: s390.md 

Log message:
	* expr.c (emit_block_move): Don't move anything if size is const0_rtx.
	(clear_storage): Test against const0_rtx instead of comparing INTVAL
	against 0.
	* config/s390/s390.md (movstrdi, movstrsi, clrstrdi, clrstrsi): Don't
	do anything if length is const0_rtx.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_2-rhl8-branch&r1=1.13152.2.657.2.27.2.145&r2=1.13152.2.657.2.27.2.146
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/expr.c.diff?cvsroot=gcc&only_with_tag=gcc-3_2-rhl8-branch&r1=1.423.2.19.4.1.2.17&r2=1.423.2.19.4.1.2.18
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/s390/s390.md.diff?cvsroot=gcc&only_with_tag=gcc-3_2-rhl8-branch&r1=1.17.2.4.4.5&r2=1.17.2.4.4.6