gcc/gcc ra.c ChangeLog.RA

[matz@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	new-regalloc-branch
Changes by:	matz@gcc.gnu.org	2002-01-11 08:08:26

Modified files:
	gcc            : ra.c ChangeLog.RA 

Log message:
	2002-01-11  Michael Matz  <matzmich@cs.tu-berlin.de>
	
	* ra.c (struct web.changed): New.
	(detect_spill_temp): Use it to deny further spilling for marked
	webs.
	(emit_loads): Set it.
	(detect_non_changed_flag, reset_changed_flag): New.
	(actual_spill): Call them.
	(one_pass): Remember state of WEBS(SPILLED) in case it changes.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ra.c.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.42&r2=1.1.2.43
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.RA.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.56&r2=1.1.2.57