2010-11-24 Tobias Burnus <burnus@net-b.de>

[pf3gnuchains/gcc-fork.git] / gcc / fortran / dependency.h

diff --git a/gcc/fortran/dependency.h b/gcc/fortran/dependency.h
index 06744fd..c2f7229 100644 (file)
--- a/gcc/fortran/dependency.h
+++ b/gcc/fortran/dependency.h
@@ -1,12 +1,13 @@
 /* Header for dependency analysis
-   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
+   Free Software Foundation, Inc.
    Contributed by Paul Brook
 
 This file is part of GCC.
 
 GCC is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free
-Software Foundation; either version 2, or (at your option) any later
+Software Foundation; either version 3, or (at your option) any later
 version.
 
 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
@@ -15,20 +16,32 @@ FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 for more details.
 
 You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301, USA.  */
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
 
+/****************************** Enums *********************************/
+typedef enum
+{
+  NOT_ELEMENTAL,        /* Not elemental case: normal dependency check.  */
+  ELEM_CHECK_VARIABLE,  /* Test whether variables overlap.  */
+  ELEM_DONT_CHECK_VARIABLE  /* Test whether variables overlap only if used 
+                              in an expression.  */
+}
+gfc_dep_check;
 
+/*********************** Functions prototypes **************************/
 
 bool gfc_ref_needs_temporary_p (gfc_ref *);
-bool gfc_full_array_ref_p (gfc_ref *);
+bool gfc_full_array_ref_p (gfc_ref *, bool *);
 gfc_expr *gfc_get_noncopying_intrinsic_argument (gfc_expr *);
 int gfc_check_fncall_dependency (gfc_expr *, sym_intent, gfc_symbol *,
-                                gfc_actual_arglist *);
+                                gfc_actual_arglist *, gfc_dep_check);
 int gfc_check_dependency (gfc_expr *, gfc_expr *, bool);
 int gfc_is_same_range (gfc_array_ref *, gfc_array_ref *, int, int);
 int gfc_expr_is_one (gfc_expr *, int);
 
-int gfc_dep_resolver(gfc_ref *, gfc_ref *);
+int gfc_dep_resolver(gfc_ref *, gfc_ref *, gfc_reverse *);
 int gfc_are_equivalenced_arrays (gfc_expr *, gfc_expr *);
+
+bool gfc_are_identical_variables (gfc_expr *, gfc_expr *);
+