gcc/gcc ChangeLog config/m68hc11/m68hc11.md

[ciceron@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-3_4-branch
Changes by:	ciceron@gcc.gnu.org	2004-03-02 22:12:39

Modified files:
	gcc            : ChangeLog 
	gcc/config/m68hc11: m68hc11.md 

Log message:
	* config/m68hc11/m68hc11.md (move peephole2): New peepholes to optimize
	sequences of moves.
	(add peepholes): New peepholes to optimize sequences adding small
	constants.
	(bset peepholes): New peepholes to transform an OR in a bset form
	(bclr peepholes): Likewise for bclr form.
	(cmp peepholes): New peepholes to avoid register copies when comparing.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=2.2326.2.276&r2=2.2326.2.277
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/m68hc11/m68hc11.md.diff?cvsroot=gcc&only_with_tag=gcc-3_4-branch&r1=1.54.10.3&r2=1.54.10.4