egcs/gcc ChangeLog cfgcleanup.c flow.c local-a ...

[hubicka@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	egcs
Changes by:	hubicka@gcc.gnu.org	2002-03-30 05:26:20

Modified files:
	gcc            : ChangeLog cfgcleanup.c flow.c local-alloc.c 
	                 toplev.c 
	gcc/config/i386: i386.c 

Log message:
	* local-alloc.c (local_alloc): Avoid call of update_equiv_regs when not optimizing.
	
	* toplev.c (rest_of_compilation): Cann mark_constant_function
	only when optimizing.
	
	* flow.c (calculate_global_regs_live): Ensure that all AUX fields are NULL.
	
	* cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
	(thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
	(try_optimize_cfg): clear all AUX fields.
	
	* i386.c (aligned_operand): Be prepared for SUBREGed registers.
	(ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
	(ix86_address_cost): Be prepared for SUBREGed registers.
	(legitimate_address_p): Accept SUBREGed registers.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/ChangeLog.diff?cvsroot=gcc&r1=1.13566&r2=1.13567
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/cfgcleanup.c.diff?cvsroot=gcc&r1=1.46&r2=1.47
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/flow.c.diff?cvsroot=gcc&r1=1.512&r2=1.513
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/local-alloc.c.diff?cvsroot=gcc&r1=1.102&r2=1.103
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/toplev.c.diff?cvsroot=gcc&r1=1.606&r2=1.607
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/egcs/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.380&r2=1.381