egcs/gcc loop.c unroll.c ChangeLog

[m.hayes@cygnus.com]

CVSROOT:	/egcs/carton/cvsfiles
Module name:	egcs
Changes by:	m.hayes@egcs.cygnus.com	98/11/25 20:51:11

Modified files:
	gcc            : loop.c unroll.c ChangeLog 

Log message:
	* loop.c (check_dbra_loop): Update JUMP_LABEL field of jump insn
	when loop reversed.
	
	* unroll.c (precondition_loop_p): Return loop_initial_value
	for initial_value instead of loop_iteration_var.