gcc/gcc ChangeLog.tree-ssa Makefile.in basic-b ...

[dnovillo at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	tree-ssa-20020619-branch
Changes by:	dnovillo@gcc.gnu.org	2002-10-14 10:01:54

Modified files:
	gcc            : ChangeLog.tree-ssa Makefile.in basic-block.h 
	                 c-decl.c toplev.c tree-cfg.c tree-dfa.c 
	                 tree-flow-inline.h tree-flow.h tree-optimize.c 
	                 tree-simple.h tree-ssa-ccp.c tree-ssa-dce.c 
	                 tree-ssa-pre.c 

Log message:
	* Makefile.in (c-decl.o): Add dependency on diagnostic.h.
	* c-decl.c: Include diagnostic.h
	(c_expand_body): Call get_name.
	
	* basic-block.h (struct basic_block_def): Rename head_tree to
	head_tree_p and end_tree to end_tree_p.  Change type to tree *.
	Update all users.
	(BLOCK_HEAD_TREE): Remove.  Update all users.
	(BLOCK_END_TREE): Remove.  Update all users.
	* tree-cfg.c (build_tree_cfg): Return if function body is empty.
	(make_blocks): Change first argument to tree *.  Update all users.
	(make_bind_expr_blocks): Likewise.
	(make_loop_expr_blocks): Likewise.
	(make_cond_expr_blocks): Likewise.
	(make_switch_expr_blocks): Likewise.
	(create_bb): Likewise.
	(first_exec_block): Likewise.
	(first_exec_stmt): Likewise.
	(tree_delete_bb): Use a gimple statement iterator to unmap
	statements.
	(insert_stmt_before): Remove empty function.
	(replace_expr_in_tree): Remove.  Update all users.
	(find_expr_in_tree_helper): Likewise.
	(find_expr_in_tree): Likewise.
	(first_stmt): Call STRIP_NOPS.
	(last_stmt): Call STRIP_NOPS.
	
	* tree-dfa.c (struct clobber_data_d): Rename parent_stmt to
	parent_stmt_p and parent_expr to parent_expr_p.  Change types to
	tree *.  Update all users.
	(find_refs_in_stmt): Change first argument type to tree *.  Update
	all users.
	(find_refs_in_expr): Chnage arguments parent_stmt and parent_expr
	to tree *.  Update all users.
	(create_ref): Don't add the same reference twice on the same list
	when parent_stmt and parent_expr are the same node.
	Don't set output_ref when the parent statement is not in GIMPLE
	form.
	(replace_ref_operand_with): Move from tree-flow-inline.h
	(replace_ref_expr_with): New function.
	(replace_ref_stmt_with): New function.
	(create_tree_ann): Abort if trying to annotate certain nodes.
	Don't create an empty ref list.
	In the presence of WFL or NOPS wrappers, add the annotation to the
	inner node.
	(dump_ref): Don't call tree_annotation to access the tree
	annotation.
	
	* tree-flow.h (struct tree_ref_common): Rename field stmt to stmt_p
	and field expr to expr_p.  Change types to tree *.  Update all
	users.
	(replace_ref_expr_with): Declare.
	(replace_ref_stmt_with): Declare.
	(insert_stmt_before, insert_stmt_after, replace_expr_in_tree,
	find_expr_in_tree): Remove.
	* tree-flow-inline.h (ref_expr): Return NULL_TREE if expr_p is
	NULL.
	(ref_stmt): Return NULL_TREE if stmt_p is NULL.
	(tree_annotation): Call STRIP_WFL and STRIP_NOPS before returning
	the annotation.
	(add_tree_ref): Remove consistency checks.  Create an empty list
	the first time.
	(get_lineno): Return -1 on NULL_TREE.
	(set_output_ref): Remove consistency.
	(set_tree_flag): Likewise.
	(clear_tree_flag): Likewise.
	(reset_tree_flags): Likewise.
	* tree-simple.h (gimple_stmt_iterator): Rename ptr to tp.  Change
	type to tree *.  Update all users.
	(gsi_start): Change argument type to tree *.  Update all users.
	(gsi_stmt_ptr): New function.
	(gsi_container): New function.
	
	* tree-optimize.c (optimize_function_tree): Don't test fnbody for
	NULL.
	Re-enable optimizers.
	* tree-ssa-ccp.c: Update documentation comments.
	Don't include c-common.h and c-tree.h.
	(tree_ssa_ccp): Don't call COMPOUND_BODY.
	(ccp_fold): New private function.
	(substitute_and_fold): Call it.
	Call replace_ref_expr_with.
	Set TF_FOLDED flag on the statement, not the expression.
	(visit_assignment_for): Call STRIP_NOPS and STRIP_WFL.
	(evaluate_expr): Call ccp_fold.  Only use the RHS of the simplified
	value in the case of MODIFY_EXPR or INIT_EXPR.
	(restore_expr):
	* tree-ssa-dce.c (mark_control_parent_necessary): Use a gimple
	iterator.
	(tree_ssa_eliminate_dead_code): Likewise.
	* tree-ssa-pre.c: Disable and add warning comments for out-of-date
	calls to create_ref, find_refs_in_stmt and replace_expr_in_tree.

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=1.1.2.88&r2=1.1.2.89
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/Makefile.in.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.903.2.40&r2=1.903.2.41
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/basic-block.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.153.2.13&r2=1.153.2.14
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/c-decl.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.334.2.16&r2=1.334.2.17
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/toplev.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.654.2.21&r2=1.654.2.22
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-cfg.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.14&r2=1.1.4.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-dfa.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.28&r2=1.1.4.29
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow-inline.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.2&r2=1.1.2.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-flow.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.23&r2=1.1.4.24
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-optimize.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.14&r2=1.1.4.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-simple.h.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.14&r2=1.1.4.15
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-ccp.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.20&r2=1.1.2.21
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-dce.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.2.5&r2=1.1.2.6
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&only_with_tag=tree-ssa-20020619-branch&r1=1.1.4.23&r2=1.1.4.24