egcs/gcc ChangeLog expr.c rtlanal.c

[davem@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	egcs
Changes by:	davem@sourceware.cygnus.com	99/12/16 06:55:20

Modified files:
	gcc            : ChangeLog expr.c rtlanal.c 

Log message:
	* expr.c (emit_move_insn_1): Only emit clobbers if one of
	the outputs is a SUBREG.
	* rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
	change.