egcs/gcc ChangeLog regclass.c

[law@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	egcs
Changes by:	law@sourceware.cygnus.com	99/12/15 00:29:37

Modified files:
	gcc            : ChangeLog regclass.c 

Log message:
	* regclass.c (record_reg_classes): Update comment for merging
	register class preferences in reg->reg copies.  Tighten conditions
	for merging register class preferences in reg->reg copies.