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annotate gcc/graphite-ppl.h @ 81:dbfc0d2dde36

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minor fix
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sat, 24 Sep 2011 02:43:04 +0900
parents f6334be47118
children
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1 /* Gimple Represented as Polyhedra.
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2 Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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3 Contributed by Sebastian Pop <sebastian.pop@inria.fr>
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4 and Tobias Grosser <grosser@fim.uni-passau.de>.
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5
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6 This file is part of GCC.
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7
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8 GCC is free software; you can redistribute it and/or modify
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9 it under the terms of the GNU General Public License as published by
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10 the Free Software Foundation; either version 3, or (at your option)
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11 any later version.
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12
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13 GCC is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU General Public License for more details.
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17
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18 You should have received a copy of the GNU General Public License
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19 along with GCC; see the file COPYING3. If not see
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20 <http://www.gnu.org/licenses/>. */
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21 #ifndef GCC_GRAPHITE_PPL_H
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22 #define GCC_GRAPHITE_PPL_H
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23
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24 #include "double-int.h"
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25 #include "tree.h"
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26
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27 ppl_Polyhedron_t ppl_strip_loop (ppl_Polyhedron_t, ppl_dimension_type, int);
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28 int ppl_lexico_compare_linear_expressions (ppl_Linear_Expression_t,
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29 ppl_Linear_Expression_t);
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31 void ppl_print_polyhedron_matrix (FILE *, ppl_const_Polyhedron_t);
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32 void ppl_print_powerset_matrix (FILE *, ppl_Pointset_Powerset_C_Polyhedron_t);
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33 void debug_ppl_polyhedron_matrix (ppl_Polyhedron_t);
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34 void debug_ppl_powerset_matrix (ppl_Pointset_Powerset_C_Polyhedron_t);
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35 void ppl_print_linear_expr (FILE *, ppl_Linear_Expression_t);
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36 void debug_ppl_linear_expr (ppl_Linear_Expression_t);
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37 void ppl_read_polyhedron_matrix (ppl_Polyhedron_t *, FILE *);
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38 void ppl_insert_dimensions (ppl_Polyhedron_t, int, int);
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39 void ppl_insert_dimensions_pointset (ppl_Pointset_Powerset_C_Polyhedron_t, int,
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40 int);
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41 void ppl_set_inhomogeneous_gmp (ppl_Linear_Expression_t, mpz_t);
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42 void ppl_set_coef_gmp (ppl_Linear_Expression_t, ppl_dimension_type, mpz_t);
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43 void ppl_max_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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44 ppl_Linear_Expression_t, mpz_t);
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45 void ppl_min_for_le_pointset (ppl_Pointset_Powerset_C_Polyhedron_t,
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46 ppl_Linear_Expression_t, mpz_t);
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47 ppl_Constraint_t ppl_build_relation (int, int, int, int,
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48 enum ppl_enum_Constraint_Type);
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49 void debug_gmp_value (mpz_t);
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50 bool ppl_powerset_is_empty (ppl_Pointset_Powerset_C_Polyhedron_t);
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51
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52
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53 /* Assigns to RES the value of the INTEGER_CST T. */
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54
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55 static inline void
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56 tree_int_to_gmp (tree t, mpz_t res)
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57 {
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58 double_int di = tree_to_double_int (t);
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59 mpz_set_double_int (res, di, TYPE_UNSIGNED (TREE_TYPE (t)));
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60 }
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61
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62 /* Converts a GMP constant VAL to a tree and returns it. */
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63
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64 static inline tree
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65 gmp_cst_to_tree (tree type, mpz_t val)
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66 {
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67 tree t = type ? type : integer_type_node;
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68 mpz_t tmp;
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69 double_int di;
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70
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71 mpz_init (tmp);
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72 mpz_set (tmp, val);
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73 di = mpz_get_double_int (t, tmp, true);
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74 mpz_clear (tmp);
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75
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76 return double_int_to_tree (t, di);
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77 }
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78
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79 /* Set the inhomogeneous term of E to the integer X. */
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80
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81 static inline void
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82 ppl_set_inhomogeneous (ppl_Linear_Expression_t e, int x)
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83 {
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84 mpz_t v;
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85 mpz_init (v);
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86 mpz_set_si (v, x);
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87 ppl_set_inhomogeneous_gmp (e, v);
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88 mpz_clear (v);
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89 }
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90
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91 /* Set the inhomogeneous term of E to the tree X. */
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92
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93 static inline void
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94 ppl_set_inhomogeneous_tree (ppl_Linear_Expression_t e, tree x)
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95 {
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96 mpz_t v;
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97 mpz_init (v);
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98 tree_int_to_gmp (x, v);
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99 ppl_set_inhomogeneous_gmp (e, v);
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100 mpz_clear (v);
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101 }
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102
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103 /* Set E[I] to integer X. */
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104
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105 static inline void
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106 ppl_set_coef (ppl_Linear_Expression_t e, ppl_dimension_type i, int x)
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107 {
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108 mpz_t v;
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109 mpz_init (v);
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110 mpz_set_si (v, x);
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111 ppl_set_coef_gmp (e, i, v);
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112 mpz_clear (v);
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113 }
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114
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115 /* Set E[I] to tree X. */
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116
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117 static inline void
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118 ppl_set_coef_tree (ppl_Linear_Expression_t e, ppl_dimension_type i, tree x)
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119 {
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120 mpz_t v;
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121 mpz_init (v);
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122 tree_int_to_gmp (x, v);
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123 ppl_set_coef_gmp (e, i, v);
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124 mpz_clear (v);
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125 }
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126
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127 /* Sets RES to the max of V1 and V2. */
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128
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129 static inline void
63
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130 value_max (mpz_t res, mpz_t v1, mpz_t v2)
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131 {
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132 if (mpz_cmp (v1, v2) < 0)
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133 mpz_set (res, v2);
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134 mpz_set (res, v1);
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135 }
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136
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137 /* Builds a new identity map for dimension DIM. */
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138
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139 static inline ppl_dimension_type *
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140 ppl_new_id_map (ppl_dimension_type dim)
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141 {
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142 ppl_dimension_type *map, i;
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143
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144 map = (ppl_dimension_type *) XNEWVEC (ppl_dimension_type, dim);
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145
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146 for (i = 0; i < dim; i++)
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147 map[i] = i;
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148
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149 return map;
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150 }
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151
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152 /* Builds an interchange of dimensions A and B in MAP. */
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153
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154 static inline void
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155 ppl_interchange (ppl_dimension_type *map,
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156 ppl_dimension_type a,
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157 ppl_dimension_type b)
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158 {
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159 map[a] = b;
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160 map[b] = a;
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161 }
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162
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163 #endif
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164