/* Gimple Represented as Polyhedra.
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/* Gimple Represented as Polyhedra.
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Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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Contributed by Sebastian Pop <sebastian.pop@inria.fr>
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Contributed by Sebastian Pop <sebastian.pop@inria.fr>
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and Tobias Grosser <grosser@fim.uni-passau.de>.
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and Tobias Grosser <grosser@fim.uni-passau.de>.
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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
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License 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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#ifndef GCC_GRAPHITE_PPL_H
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#ifndef GCC_GRAPHITE_PPL_H
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#define GCC_GRAPHITE_PPL_H
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#define GCC_GRAPHITE_PPL_H
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#include "double-int.h"
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#include "double-int.h"
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#include "tree.h"
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#include "tree.h"
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ppl_Polyhedron_t ppl_strip_loop (ppl_Polyhedron_t, ppl_dimension_type, int);
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ppl_Polyhedron_t ppl_strip_loop (ppl_Polyhedron_t, ppl_dimension_type, int);
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int ppl_lexico_compare_linear_expressions (ppl_Linear_Expression_t,
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int ppl_lexico_compare_linear_expressions (ppl_Linear_Expression_t,
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ppl_Linear_Expression_t);
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ppl_Linear_Expression_t);
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void ppl_print_polyhedron_matrix (FILE *, ppl_const_Polyhedron_t);
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void ppl_print_polyhedron_matrix (FILE *, ppl_const_Polyhedron_t);
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void ppl_print_powerset_matrix (FILE *, ppl_Pointset_Powerset_C_Polyhedron_t);
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void ppl_print_powerset_matrix (FILE *, ppl_Pointset_Powerset_C_Polyhedron_t);
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void debug_ppl_polyhedron_matrix (ppl_Polyhedron_t);
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void debug_ppl_polyhedron_matrix (ppl_Polyhedron_t);
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void debug_ppl_powerset_matrix (ppl_Pointset_Powerset_C_Polyhedron_t);
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void debug_ppl_powerset_matrix (ppl_Pointset_Powerset_C_Polyhedron_t);
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void ppl_print_linear_expr (FILE *, ppl_Linear_Expression_t);
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void ppl_print_linear_expr (FILE *, ppl_Linear_Expression_t);
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void debug_ppl_linear_expr (ppl_Linear_Expression_t);
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void debug_ppl_linear_expr (ppl_Linear_Expression_t);
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void ppl_read_polyhedron_matrix (ppl_Polyhedron_t *, FILE *);
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void ppl_read_polyhedron_matrix (ppl_Polyhedron_t *, FILE *);
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void ppl_insert_dimensions (ppl_Polyhedron_t, int, int);
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void ppl_insert_dimensions (ppl_Polyhedron_t, int, int);
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void ppl_insert_dimensions_pointset (ppl_Pointset_Powerset_C_Polyhedron_t, int,
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void ppl_insert_dimensions_pointset (ppl_Pointset_Powerset_C_Polyhedron_t, int,
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int);
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int);
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void ppl_set_inhomogeneous_gmp (ppl_Linear_Expression_t, mpz_t);
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void ppl_set_inhomogeneous_gmp (ppl_Linear_Expression_t, mpz_t);
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void ppl_set_coef_gmp (ppl_Linear_Expression_t, ppl_dimension_type, mpz_t);
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void ppl_set_coef_gmp (ppl_Linear_Expression_t, ppl_dimension_type, mpz_t);
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void ppl_max_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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void ppl_max_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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ppl_Linear_Expression_t, mpz_t);
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ppl_Linear_Expression_t, mpz_t);
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void ppl_min_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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void ppl_min_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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ppl_Linear_Expression_t, mpz_t);
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ppl_Linear_Expression_t, mpz_t);
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ppl_Constraint_t ppl_build_relation (int, int, int, int,
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ppl_Constraint_t ppl_build_relation (int, int, int, int,
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enum ppl_enum_Constraint_Type);
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enum ppl_enum_Constraint_Type);
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void debug_gmp_value (mpz_t);
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void debug_gmp_value (mpz_t);
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bool ppl_powerset_is_empty (ppl_Pointset_Powerset_C_Polyhedron_t);
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bool ppl_powerset_is_empty (ppl_Pointset_Powerset_C_Polyhedron_t);
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/* Assigns to RES the value of the INTEGER_CST T. */
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/* Assigns to RES the value of the INTEGER_CST T. */
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static inline void
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static inline void
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tree_int_to_gmp (tree t, mpz_t res)
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tree_int_to_gmp (tree t, mpz_t res)
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{
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{
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double_int di = tree_to_double_int (t);
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double_int di = tree_to_double_int (t);
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mpz_set_double_int (res, di, TYPE_UNSIGNED (TREE_TYPE (t)));
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mpz_set_double_int (res, di, TYPE_UNSIGNED (TREE_TYPE (t)));
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}
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}
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/* Converts a GMP constant VAL to a tree and returns it. */
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/* Converts a GMP constant VAL to a tree and returns it. */
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static inline tree
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static inline tree
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gmp_cst_to_tree (tree type, mpz_t val)
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gmp_cst_to_tree (tree type, mpz_t val)
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{
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{
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tree t = type ? type : integer_type_node;
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tree t = type ? type : integer_type_node;
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mpz_t tmp;
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mpz_t tmp;
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double_int di;
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double_int di;
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mpz_init (tmp);
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mpz_init (tmp);
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mpz_set (tmp, val);
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mpz_set (tmp, val);
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di = mpz_get_double_int (t, tmp, true);
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di = mpz_get_double_int (t, tmp, true);
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mpz_clear (tmp);
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mpz_clear (tmp);
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return double_int_to_tree (t, di);
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return double_int_to_tree (t, di);
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}
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}
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/* Set the inhomogeneous term of E to the integer X. */
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/* Set the inhomogeneous term of E to the integer X. */
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static inline void
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static inline void
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ppl_set_inhomogeneous (ppl_Linear_Expression_t e, int x)
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ppl_set_inhomogeneous (ppl_Linear_Expression_t e, int x)
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{
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{
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mpz_t v;
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mpz_t v;
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mpz_init (v);
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mpz_init (v);
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mpz_set_si (v, x);
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mpz_set_si (v, x);
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ppl_set_inhomogeneous_gmp (e, v);
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ppl_set_inhomogeneous_gmp (e, v);
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mpz_clear (v);
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mpz_clear (v);
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}
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}
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/* Set the inhomogeneous term of E to the tree X. */
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/* Set the inhomogeneous term of E to the tree X. */
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static inline void
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static inline void
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ppl_set_inhomogeneous_tree (ppl_Linear_Expression_t e, tree x)
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ppl_set_inhomogeneous_tree (ppl_Linear_Expression_t e, tree x)
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{
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{
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mpz_t v;
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mpz_t v;
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mpz_init (v);
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mpz_init (v);
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tree_int_to_gmp (x, v);
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tree_int_to_gmp (x, v);
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ppl_set_inhomogeneous_gmp (e, v);
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ppl_set_inhomogeneous_gmp (e, v);
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mpz_clear (v);
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mpz_clear (v);
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}
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}
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/* Set E[I] to integer X. */
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/* Set E[I] to integer X. */
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static inline void
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static inline void
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ppl_set_coef (ppl_Linear_Expression_t e, ppl_dimension_type i, int x)
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ppl_set_coef (ppl_Linear_Expression_t e, ppl_dimension_type i, int x)
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{
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{
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mpz_t v;
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mpz_t v;
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mpz_init (v);
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mpz_init (v);
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mpz_set_si (v, x);
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mpz_set_si (v, x);
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ppl_set_coef_gmp (e, i, v);
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ppl_set_coef_gmp (e, i, v);
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mpz_clear (v);
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mpz_clear (v);
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}
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}
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/* Set E[I] to tree X. */
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/* Set E[I] to tree X. */
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static inline void
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static inline void
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ppl_set_coef_tree (ppl_Linear_Expression_t e, ppl_dimension_type i, tree x)
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ppl_set_coef_tree (ppl_Linear_Expression_t e, ppl_dimension_type i, tree x)
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{
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{
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mpz_t v;
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mpz_t v;
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mpz_init (v);
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mpz_init (v);
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tree_int_to_gmp (x, v);
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tree_int_to_gmp (x, v);
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ppl_set_coef_gmp (e, i, v);
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ppl_set_coef_gmp (e, i, v);
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mpz_clear (v);
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mpz_clear (v);
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}
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}
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/* Sets RES to the min of V1 and V2. */
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/* Sets RES to the min of V1 and V2. */
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static inline void
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static inline void
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value_min (mpz_t res, mpz_t v1, mpz_t v2)
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value_min (mpz_t res, mpz_t v1, mpz_t v2)
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{
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{
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if (mpz_cmp (v1, v2) < 0)
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if (mpz_cmp (v1, v2) < 0)
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mpz_set (res, v1);
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mpz_set (res, v1);
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else
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else
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mpz_set (res, v2);
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mpz_set (res, v2);
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}
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}
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/* Sets RES to the max of V1 and V2. */
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/* Sets RES to the max of V1 and V2. */
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static inline void
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static inline void
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value_max (mpz_t res, mpz_t v1, mpz_t v2)
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value_max (mpz_t res, mpz_t v1, mpz_t v2)
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{
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{
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if (mpz_cmp (v1, v2) < 0)
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if (mpz_cmp (v1, v2) < 0)
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mpz_set (res, v2);
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mpz_set (res, v2);
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else
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else
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mpz_set (res, v1);
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mpz_set (res, v1);
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}
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}
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/* Builds a new identity map for dimension DIM. */
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/* Builds a new identity map for dimension DIM. */
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static inline ppl_dimension_type *
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static inline ppl_dimension_type *
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ppl_new_id_map (ppl_dimension_type dim)
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ppl_new_id_map (ppl_dimension_type dim)
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{
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{
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ppl_dimension_type *map, i;
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ppl_dimension_type *map, i;
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map = (ppl_dimension_type *) XNEWVEC (ppl_dimension_type, dim);
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map = (ppl_dimension_type *) XNEWVEC (ppl_dimension_type, dim);
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for (i = 0; i < dim; i++)
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for (i = 0; i < dim; i++)
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map[i] = i;
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map[i] = i;
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return map;
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return map;
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}
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}
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/* Builds an interchange of dimensions A and B in MAP. */
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/* Builds an interchange of dimensions A and B in MAP. */
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static inline void
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static inline void
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ppl_interchange (ppl_dimension_type *map,
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ppl_interchange (ppl_dimension_type *map,
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ppl_dimension_type a,
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ppl_dimension_type a,
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ppl_dimension_type b)
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ppl_dimension_type b)
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{
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{
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map[a] = b;
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map[a] = b;
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map[b] = a;
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map[b] = a;
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}
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}
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#endif
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#endif
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