gcc/gcc ChangeLog expmed.c

[uweigand@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	uweigand@gcc.gnu.org	2004-03-21 19:31:30

Modified files:
	gcc            : ChangeLog expmed.c 

Log message:
	* expmed.c (choose_mult_variant): Pass MULT_COST as argument instead
	of using register multiplication cost.
	(expand_mult): Adapt choose_mult_variant call.
	(expand_mult_highpart): Call choose_mult_variant with WIDER_MODE
	of MODE; pass appropriate cost bound.  Adjust result when
	performing signed multiplication by a negative constant.
	Don't use intermediate modes larger than word_mode.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.3243&r2=2.3244
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/expmed.c.diff?cvsroot=gcc&r1=1.153&r2=1.154