/* Header for dependency analysis
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/* Header for dependency analysis
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Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
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Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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Contributed by Paul Brook
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Contributed by Paul Brook
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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/****************************** Enums *********************************/
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/****************************** Enums *********************************/
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typedef enum
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typedef enum
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{
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{
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NOT_ELEMENTAL, /* Not elemental case: normal dependency check. */
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NOT_ELEMENTAL, /* Not elemental case: normal dependency check. */
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ELEM_CHECK_VARIABLE, /* Test whether variables overlap. */
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ELEM_CHECK_VARIABLE, /* Test whether variables overlap. */
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ELEM_DONT_CHECK_VARIABLE /* Test whether variables overlap only if used
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ELEM_DONT_CHECK_VARIABLE /* Test whether variables overlap only if used
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in an expression. */
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in an expression. */
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}
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}
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gfc_dep_check;
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gfc_dep_check;
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/*********************** Functions prototypes **************************/
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/*********************** Functions prototypes **************************/
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bool gfc_ref_needs_temporary_p (gfc_ref *);
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bool gfc_ref_needs_temporary_p (gfc_ref *);
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bool gfc_full_array_ref_p (gfc_ref *, bool *);
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bool gfc_full_array_ref_p (gfc_ref *, bool *);
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gfc_expr *gfc_get_noncopying_intrinsic_argument (gfc_expr *);
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gfc_expr *gfc_get_noncopying_intrinsic_argument (gfc_expr *);
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int gfc_check_fncall_dependency (gfc_expr *, sym_intent, gfc_symbol *,
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int gfc_check_fncall_dependency (gfc_expr *, sym_intent, gfc_symbol *,
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gfc_actual_arglist *, gfc_dep_check);
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gfc_actual_arglist *, gfc_dep_check);
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int gfc_check_dependency (gfc_expr *, gfc_expr *, bool);
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int gfc_check_dependency (gfc_expr *, gfc_expr *, bool);
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int gfc_is_same_range (gfc_array_ref *, gfc_array_ref *, int, int);
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int gfc_is_same_range (gfc_array_ref *, gfc_array_ref *, int, int);
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int gfc_expr_is_one (gfc_expr *, int);
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int gfc_expr_is_one (gfc_expr *, int);
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int gfc_dep_resolver(gfc_ref *, gfc_ref *);
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int gfc_dep_resolver(gfc_ref *, gfc_ref *);
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int gfc_are_equivalenced_arrays (gfc_expr *, gfc_expr *);
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int gfc_are_equivalenced_arrays (gfc_expr *, gfc_expr *);
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