gcc/gcc ChangeLog.tree-ssa tree-ssanames.c tree.h

[law@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	law@gcc.gnu.org	2003-11-23 05:03:59

Modified files:
	gcc            : ChangeLog.tree-ssa tree-ssanames.c tree.h 

Log message:
	* tree-ssa-names.c (release_ssa_name): Use SSA_NAME_IN_FREE_LIST
	instead of checking SSA_NAME_DEF_STMT being null.
	* tree.h (SSA_NAME_DEF_STMT): Use chain field rather than the
	def_stmt field.
	(SSA_NAME_OCCURS_IN_ABNORMAL_PHI): Use existing flag from tree_common.
	(SSA_NAME_IN_FREE_LIST): Define.
	(struct tree_ssa_name): Kill DEF_STMT and OCCURS_IN_ABNORMAL_PHI fields.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.tree-ssa.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.915&r2=1.1.2.916
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssanames.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.3&r2=1.1.2.4
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.342.2.137&r2=1.342.2.138