gcc/gcc ChangeLog.RA df.h ra-build.c ra-rewrit ...

[matz@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	new-regalloc-branch
Changes by:	matz@gcc.gnu.org	2003-07-02 15:08:53

Modified files:
	gcc            : ChangeLog.RA df.h ra-build.c ra-rewrite.c ra.c 
	                 toplev.c 

Log message:
	http://gcc.gnu.org/ml/gcc-patches/2003-07/msg00206.html
	* df.h (enum df_ref_flags, DF_REF_STRICTLY_PARTIAL_DEF): New.
	* ra-build.c (live_out_1): Set this flag on some refs.
	(select_regclass): Obey flag_caller_saves.
	* ra-rewrite.c (detect_web_parts_to_rebuild): Reset
	DF_REF_STRICTLY_PARTIAL_DEF.
	(create_flow_barriers_2): Rename from ...
	(create_flow_barriers): ... this.  Reimplement.
	* ra.c (reg_alloc): Delete the fake clobbers inserted as
	flow barriers before returning.
	* toplev.c (parse_options_and_default_flags): Don't do register
	renaming with the new RA.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.RA.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.105&r2=1.1.2.106
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/df.h.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.13&r2=1.1.2.14
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ra-build.c.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.17&r2=1.1.2.18
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ra-rewrite.c.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.15&r2=1.1.2.16
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ra.c.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.1.2.69&r2=1.1.2.70
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/toplev.c.diff?cvsroot=gcc&only_with_tag=new-regalloc-branch&r1=1.418.2.18&r2=1.418.2.19