tree-flow.h (tm_restart_node, gimple_df): Move to gimple-ssa.h.

	* tree-flow.h (tm_restart_node, gimple_df): Move to gimple-ssa.h.
	(struct int_tree_map): Move to tree-hasher.h
	(SCALE, LABEL, PERCENT): Move to gimple.h
	* tree-flow-inline.h: Delete.  Move functions to other files.
	(unmodifiable_var_p, ref_contains_array_ref): Unused, so delete.
	* gimple-ssa.h (tm_restart_node, gimple_df): Relocate from tree-flow.h.
	(gimple_in_ssa_p, gimple_vop): Relocate from tree-flow-inline.h
	* gimple.h (imple_stmt_max_uid, set_gimple_stmt_max_uid,
	inc_gimple_stmt_max_uid, get_lineno): Relocate from tree-flow-inline.h.
	(SCALE, LABEL, PERCENT): Relocate from tree-flow.h
	* tree-hasher.h: Don't include tree-flow.h.
	(struct int_tree_map): Relocate from tree-flow.h.
	* tree-sra.c (contains_view_convert_expr_p): Relocate from
	tree-flow-inline.h and make static.
	* tree-ssa-alias.h (ranges_overlap_p): Relocate from tree-flow-inline.h.
	* tree-ssa-operands.c (gimple_ssa_operands): Relocate from
	tree-flow-inline.h and make static.
	* tree.h (is_global_var, may_be_aliased): Relocate from
	tree-flow-inline.h.
	* Makefile.in (GTFILES): Remove tree-flow.h and add gimple-ssa.h.
	* value-prof.c: No longer include tree-flow-inline.h.
	* tree-switch-conversion.c: No longer include tree-flow-inline.h.

From-SVN: r203318

1 files changed, 25 insertions, 0 deletions

diff --git a/gcc/tree.h b/gcc/tree.h
index 8a6a8f3..fa9d605 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -4951,6 +4951,31 @@ builtin_decl_implicit_p (enum built_in_function fncode)
 	  && builtin_info.implicit_p[uns_fncode]);
 }
 
+/* Return true if T (assumed to be a DECL) is a global variable.
+   A variable is considered global if its storage is not automatic.  */
+
+static inline bool
+is_global_var (const_tree t)
+{
+  return (TREE_STATIC (t) || DECL_EXTERNAL (t));
+}
+
+/* Return true if VAR may be aliased.  A variable is considered as
+   maybe aliased if it has its address taken by the local TU
+   or possibly by another TU and might be modified through a pointer.  */
+
+static inline bool
+may_be_aliased (const_tree var)
+{
+  return (TREE_CODE (var) != CONST_DECL
+	  && !((TREE_STATIC (var) || TREE_PUBLIC (var) || DECL_EXTERNAL (var))
+	       && TREE_READONLY (var)
+	       && !TYPE_NEEDS_CONSTRUCTING (TREE_TYPE (var)))
+	  && (TREE_PUBLIC (var)
+	      || DECL_EXTERNAL (var)
+	      || TREE_ADDRESSABLE (var)));
+}
+
 /* For anonymous aggregate types, we need some sort of name to
    hold on to.  In practice, this should not appear, but it should
    not be harmful if it does.  */