gcc/gcc ChangeLog alias.c builtins.c c-objc-co ...

[jason@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	jason@gcc.gnu.org	2004-06-09 15:32:45

Modified files:
	gcc            : ChangeLog alias.c builtins.c c-objc-common.c 
	                 fold-const.c gimplify.c target-def.h target.h 
	                 tree-gimple.h tree.h 
	gcc/config/i386: i386.c 
	gcc/config/ia64: ia64.c 
	gcc/config/rs6000: rs6000.c 

Log message:
	Gimplify VA_ARG_EXPR into simpler forms.
	* target.h: Add gimplify_va_arg_expr hook.
	* target-def.h: Add TARGET_GIMPLIFY_VA_ARG_EXPR.
	* fold-const.c (build_fold_addr_expr)
	(build_fold_addr_expr_with_type): Move from gimplify.c.
	* tree.h: Declare them.
	* gimplify.c (gimplify_and_add): New fn.
	(build_addr_expr, build_addr_expr_with_type): Move to fold-const.c.
	(gimplify_array_ref_to_plus, gimplify_modify_expr)
	(gimplify_expr): Use build_fold_*.
	(copy_if_shared_r): Only mark VA_ARG_EXPR volatile if we
	don't know how to gimplify it.
	* builtins.c (std_gimplify_va_arg_expr): New fn.
	(dummy_object): New static fn.
	(gimplify_va_arg_expr): New fn.
	(stabilize_va_list): Use build_fold_*.
	* tree-gimple.h: Declare new fns.
	* config/i386/i386.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
	(ix86_gimplify_va_arg): New fn.
	* config/i386/ia64.c (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
	(ia64_gimplify_va_arg): New fn.
	* config/i386/rs6000.c (rs6000_gimplify_va_arg): New fn.
	(TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
	* config/i386/sparc.c (sparc_gimplify_va_arg): New fn.
	* alias.c (get_varargs_alias_set): Just return 0 for now.
	
	* c-objc-common.c (c_tree_printer): Improve handling of %T.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.3888&r2=2.3889
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/alias.c.diff?cvsroot=gcc&r1=1.227&r2=1.228
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/builtins.c.diff?cvsroot=gcc&r1=1.332&r2=1.333
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-objc-common.c.diff?cvsroot=gcc&r1=1.45&r2=1.46
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.389&r2=1.390
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gimplify.c.diff?cvsroot=gcc&r1=2.13&r2=2.14
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target-def.h.diff?cvsroot=gcc&r1=1.78&r2=1.79
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/target.h.diff?cvsroot=gcc&r1=1.89&r2=1.90
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-gimple.h.diff?cvsroot=gcc&r1=2.2&r2=2.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&r1=1.506&r2=1.507
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/i386/i386.c.diff?cvsroot=gcc&r1=1.671&r2=1.672
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/ia64/ia64.c.diff?cvsroot=gcc&r1=1.288&r2=1.289
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/rs6000/rs6000.c.diff?cvsroot=gcc&r1=1.647&r2=1.648