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1 // tree-const.h -*- C++ -*- |
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2 /* |
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3 |
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4 Copyright (C) 1992, 1993, 1994, 1995 John W. Eaton |
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5 |
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6 This file is part of Octave. |
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7 |
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8 Octave is free software; you can redistribute it and/or modify it |
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9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation; either version 2, or (at your option) any |
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11 later version. |
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12 |
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13 Octave is distributed in the hope that it will be useful, but WITHOUT |
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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16 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 Octave; see the file COPYING. If not, write to the Free |
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20 Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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21 |
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22 */ |
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23 |
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383
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24 #if !defined (octave_tree_const_h) |
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25 #define octave_tree_const_h 1 |
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26 |
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27 #if defined (__GNUG__) |
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28 #pragma interface |
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29 #endif |
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30 |
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31 #include <cstdlib> |
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32 |
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33 #include <iostream.h> |
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34 |
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35 #include "Range.h" |
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36 #include "mx-base.h" |
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37 |
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38 #include "oct-obj.h" |
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39 #include "oct-str.h" |
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40 #include "tree-base.h" |
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41 #include "tree-expr.h" |
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164
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42 |
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43 class idx_vector; |
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44 class Octave_map; |
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45 |
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529
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46 struct Mapper_fcn; |
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47 |
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48 // Constants. |
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49 |
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50 class |
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51 tree_constant : public tree_fvc |
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52 { |
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53 private: |
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54 |
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55 // The actual representation of the tree_constant. |
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56 |
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57 class |
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58 tree_constant_rep |
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59 { |
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60 friend class tree_constant; |
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61 |
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62 private: |
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63 |
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64 enum constant_type |
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65 { |
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66 unknown_constant, |
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67 scalar_constant, |
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68 matrix_constant, |
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69 complex_scalar_constant, |
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70 complex_matrix_constant, |
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71 char_matrix_constant, |
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72 char_matrix_constant_str, |
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73 range_constant, |
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74 map_constant, |
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75 magic_colon, |
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76 all_va_args, |
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77 }; |
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78 |
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79 enum force_orient |
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80 { |
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81 no_orient, |
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82 row_orient, |
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83 column_orient, |
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84 }; |
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85 |
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86 tree_constant_rep (void); |
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87 |
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88 tree_constant_rep (double d); |
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89 tree_constant_rep (const Matrix& m); |
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90 tree_constant_rep (const DiagMatrix& d); |
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91 tree_constant_rep (const RowVector& v, int pcv); |
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92 tree_constant_rep (const ColumnVector& v, int pcv); |
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93 |
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94 tree_constant_rep (const Complex& c); |
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95 tree_constant_rep (const ComplexMatrix& m); |
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96 tree_constant_rep (const ComplexDiagMatrix& d); |
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97 tree_constant_rep (const ComplexRowVector& v, int pcv); |
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98 tree_constant_rep (const ComplexColumnVector& v, int pcv); |
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99 |
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100 tree_constant_rep (const char *s); |
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101 tree_constant_rep (const charMatrix& chm, int is_string); |
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102 |
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103 tree_constant_rep (double base, double limit, double inc); |
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104 tree_constant_rep (const Range& r); |
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105 |
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106 tree_constant_rep (const Octave_map& m); |
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107 |
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108 tree_constant_rep (tree_constant_rep::constant_type t); |
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109 |
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110 tree_constant_rep (const tree_constant_rep& t); |
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111 |
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112 ~tree_constant_rep (void); |
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113 |
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114 void *operator new (size_t size); |
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115 void operator delete (void *p, size_t size); |
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116 |
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117 int rows (void) const; |
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118 int columns (void) const; |
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119 |
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120 int is_defined (void) const |
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121 { return type_tag != unknown_constant; } |
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122 |
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123 int is_undefined (void) const |
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124 { return type_tag == unknown_constant; } |
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125 |
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126 int is_unknown (void) const |
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127 { return type_tag == unknown_constant; } |
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128 |
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129 int is_real_scalar (void) const |
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130 { return type_tag == scalar_constant; } |
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131 |
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132 int is_real_matrix (void) const |
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133 { return type_tag == matrix_constant; } |
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134 |
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135 int is_complex_scalar (void) const |
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136 { return type_tag == complex_scalar_constant; } |
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137 |
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138 int is_complex_matrix (void) const |
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139 { return type_tag == complex_matrix_constant; } |
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140 |
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141 int is_char_matrix (void) const |
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142 { return type_tag == char_matrix_constant; } |
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143 |
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144 int is_string (void) const |
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145 { return type_tag == char_matrix_constant_str; } |
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146 |
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147 int is_range (void) const |
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148 { return type_tag == range_constant; } |
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149 |
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150 int is_map (void) const |
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151 { return type_tag == map_constant; } |
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152 |
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153 int is_magic_colon (void) const |
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154 { return type_tag == magic_colon; } |
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155 |
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156 int is_all_va_args (void) const |
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157 { return type_tag == all_va_args; } |
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158 |
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159 tree_constant all (void) const; |
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160 tree_constant any (void) const; |
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161 |
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162 int is_real_type (void) const |
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163 { |
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164 return (type_tag == scalar_constant |
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165 || type_tag == matrix_constant |
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166 || type_tag == range_constant |
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167 || type_tag == char_matrix_constant |
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168 || type_tag == char_matrix_constant_str); |
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169 } |
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170 |
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171 int is_complex_type (void) const |
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172 { |
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173 return (type_tag == complex_matrix_constant |
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174 || type_tag == complex_scalar_constant); |
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175 } |
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176 |
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177 // Would be nice to get rid of the next four functions: |
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178 |
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179 int is_scalar_type (void) const |
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180 { |
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181 return (type_tag == scalar_constant |
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182 || type_tag == complex_scalar_constant); |
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183 } |
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184 |
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185 int is_matrix_type (void) const |
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186 { |
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187 return (type_tag == matrix_constant |
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188 || type_tag == complex_matrix_constant); |
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189 } |
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190 |
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191 int is_numeric_type (void) const |
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192 { |
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193 return (type_tag == scalar_constant |
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194 || type_tag == matrix_constant |
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195 || type_tag == complex_matrix_constant |
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196 || type_tag == complex_scalar_constant); |
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197 } |
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198 |
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199 int valid_as_scalar_index (void) const; |
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200 int valid_as_zero_index (void) const; |
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201 |
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202 int is_true (void) const; |
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203 |
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204 int is_empty (void) const |
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205 { |
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206 return ((! (is_magic_colon () |
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207 || is_all_va_args () |
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208 || is_unknown ())) |
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209 && (rows () == 0 |
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210 || columns () == 0)); |
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211 } |
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212 |
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213 double double_value (int frc_str_conv = 0) const; |
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214 Matrix matrix_value (int frc_str_conv = 0) const; |
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215 Complex complex_value (int frc_str_conv = 0) const; |
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216 ComplexMatrix complex_matrix_value (int frc_str_conv = 0) const; |
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217 charMatrix char_matrix_value (int frc_str_conv = 0) const; |
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218 charMatrix all_strings (void) const; |
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219 const char *string_value (void) const; |
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220 Range range_value (void) const; |
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221 Octave_map map_value (void) const; |
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222 |
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223 tree_constant& lookup_map_element (const char *name, int insert = 0, |
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224 int silent = 0); |
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225 |
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226 ColumnVector vector_value (int frc_str_conv = 0, |
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227 int frc_vec_conv = 0) const; |
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228 |
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229 ComplexColumnVector complex_vector_value (int frc_str_conv = 0, |
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230 int frc_vec_conv = 0) const; |
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231 |
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232 tree_constant convert_to_str (void) const; |
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233 |
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234 void convert_to_row_or_column_vector (void); |
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235 |
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236 void bump_value (tree_expression::type); |
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237 |
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238 void resize (int i, int j); |
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239 void resize (int i, int j, double val); |
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240 |
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241 void stash_original_text (char *s); |
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242 |
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243 void maybe_mutate (void); |
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244 |
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245 void print (void); |
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246 void print (ostream& os); |
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247 |
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248 void print_code (ostream& os); |
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249 |
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250 void gripe_wrong_type_arg (const char *name, |
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251 const tree_constant_rep& tcr) const; |
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252 |
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253 char *type_as_string (void) const; |
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254 |
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255 // Binary and unary operations. |
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256 |
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257 friend tree_constant do_binary_op (tree_constant& a, tree_constant& b, |
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258 tree_expression::type t); |
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259 |
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260 friend tree_constant do_unary_op (tree_constant& a, |
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261 tree_expression::type t); |
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262 |
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263 // We want to eliminate this. |
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264 |
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265 constant_type const_type (void) const { return type_tag; } |
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266 |
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267 // We want to get rid of these too: |
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268 |
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269 void force_numeric (int frc_str_conv = 0); |
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270 tree_constant make_numeric (int frc_str_conv = 0) const; |
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271 |
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272 // But not this. |
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273 |
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274 void convert_to_matrix_type (void); |
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275 |
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276 // Indexing and assignment. |
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277 |
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278 void clear_index (void); |
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279 |
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280 // void set_index (double d); |
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281 void set_index (const Range& r); |
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282 void set_index (const ColumnVector& v); |
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283 void set_index (const Matrix& m); |
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284 void set_index (char c); |
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285 |
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286 void set_index (const Octave_object& args); |
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287 |
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288 tree_constant do_index (const Octave_object& args); |
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289 |
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290 void maybe_widen (constant_type t); |
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291 |
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292 void assign (tree_constant& rhs, const Octave_object& args); |
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293 |
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294 // Data. |
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295 |
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296 union |
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297 { |
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298 double scalar; // A real scalar constant. |
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299 Matrix *matrix; // A real matrix constant. |
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300 Complex *complex_scalar; // A real scalar constant. |
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301 ComplexMatrix *complex_matrix; // A real matrix constant. |
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302 charMatrix *char_matrix; // A character string constant. |
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303 Range *range; // A set of evenly spaced values. |
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304 Octave_map *a_map; // An associative array. |
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305 |
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306 tree_constant_rep *freeptr; // For custom memory management. |
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307 }; |
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308 |
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309 constant_type type_tag; |
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310 |
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311 int count; |
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312 |
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313 char *orig_text; |
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314 }; |
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315 |
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316 union |
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317 { |
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318 tree_constant *freeptr; // For custom memory management. |
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319 tree_constant_rep *rep; // The real representation. |
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320 }; |
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321 |
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322 public: |
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620
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323 |
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324 enum magic_colon { magic_colon_t }; |
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325 enum all_va_args { all_va_args_t }; |
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326 |
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327 // Constructors. It is possible to create the following types of |
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328 // constants: |
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329 // |
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330 // constant type constructor arguments |
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331 // ------------- --------------------- |
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332 // unknown none |
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333 // real scalar double |
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334 // real matrix Matrix |
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335 // DiagMatrix |
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336 // RowVector |
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337 // ColumnVector |
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338 // complex scalar Complex |
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339 // complex matrix ComplexMatrix |
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340 // ComplexDiagMatrix |
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341 // ComplexRowVector |
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342 // ComplexColumnVector |
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343 // char matrix charMatrix |
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344 // string char* (null terminated) |
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345 // charMatrix |
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346 // range double, double, double |
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347 // Range |
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348 // map Octave_map |
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349 // magic colon tree_constant::magic_colon |
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350 // all_va_args tree_constant::all_va_args |
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351 |
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352 tree_constant (void) : tree_fvc () |
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353 { rep = new tree_constant_rep (); rep->count = 1; } |
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354 |
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355 tree_constant (double d) : tree_fvc () |
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356 { rep = new tree_constant_rep (d); rep->count = 1; } |
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357 |
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358 tree_constant (const Matrix& m) : tree_fvc () |
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359 { rep = new tree_constant_rep (m); rep->count = 1; } |
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360 |
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361 tree_constant (const DiagMatrix& d) : tree_fvc () |
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362 { rep = new tree_constant_rep (d); rep->count = 1; } |
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363 |
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364 tree_constant (const RowVector& v, int pcv = -1) : tree_fvc () |
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365 { rep = new tree_constant_rep (v, pcv); rep->count = 1; } |
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366 |
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367 tree_constant (const ColumnVector& v, int pcv = -1) : tree_fvc () |
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368 { rep = new tree_constant_rep (v, pcv); rep->count = 1; } |
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369 |
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370 tree_constant (const Complex& c) : tree_fvc () |
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371 { rep = new tree_constant_rep (c); rep->count = 1; } |
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372 |
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373 tree_constant (const ComplexMatrix& m) : tree_fvc () |
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374 { rep = new tree_constant_rep (m); rep->count = 1; } |
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375 |
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376 tree_constant (const ComplexDiagMatrix& d) : tree_fvc () |
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377 { rep = new tree_constant_rep (d); rep->count = 1; } |
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378 |
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379 tree_constant (const ComplexRowVector& v, int pcv = -1) : tree_fvc () |
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380 { rep = new tree_constant_rep (v, pcv); rep->count = 1; } |
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381 |
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382 tree_constant (const ComplexColumnVector& v, int pcv = -1) : tree_fvc () |
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383 { rep = new tree_constant_rep (v, pcv); rep->count = 1; } |
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384 |
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385 tree_constant (const char *s) : tree_fvc () |
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386 { rep = new tree_constant_rep (s); rep->count = 1; } |
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387 |
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388 tree_constant (const charMatrix& chm, int is_string = 0) : tree_fvc () |
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389 { rep = new tree_constant_rep (chm, is_string); rep->count = 1; } |
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390 |
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391 tree_constant (double base, double limit, double inc) : tree_fvc () |
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392 { rep = new tree_constant_rep (base, limit, inc); rep->count = 1; } |
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393 |
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394 tree_constant (const Range& r) : tree_fvc () |
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395 { rep = new tree_constant_rep (r); rep->count = 1; } |
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396 |
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397 tree_constant (const Octave_map& m) : tree_fvc () |
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398 { rep = new tree_constant_rep (m); rep->count = 1; } |
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399 |
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400 tree_constant (tree_constant::magic_colon) : tree_fvc () |
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620
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401 { |
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402 tree_constant_rep::constant_type tmp; |
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403 tmp = tree_constant_rep::magic_colon; |
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404 rep = new tree_constant_rep (tmp); |
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405 rep->count = 1; |
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406 } |
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407 |
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408 tree_constant (tree_constant::all_va_args) : tree_fvc () |
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409 { |
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410 tree_constant_rep::constant_type tmp; |
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411 tmp = tree_constant_rep::all_va_args; |
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412 rep = new tree_constant_rep (tmp); |
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413 rep->count = 1; |
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414 } |
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415 |
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416 // Copy constructor. |
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417 |
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418 tree_constant (const tree_constant& a) : tree_fvc () |
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1
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419 { rep = a.rep; rep->count++; } |
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420 |
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421 // Delete the representation of this constant if the count drops to |
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422 // zero. |
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620
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423 |
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1
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424 ~tree_constant (void); |
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425 |
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426 void *operator new (size_t size); |
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427 void operator delete (void *p, size_t size); |
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428 |
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1558
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429 // Simple assignment. |
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620
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430 |
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747
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431 tree_constant operator = (const tree_constant& a); |
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432 |
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1558
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433 // Indexed assignment. |
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1
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434 |
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782
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435 tree_constant assign (tree_constant& rhs, const Octave_object& args) |
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1
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436 { |
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437 if (rep->count > 1) |
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438 { |
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439 --rep->count; |
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440 rep = new tree_constant_rep (*rep); |
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441 rep->count = 1; |
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442 } |
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1004
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443 |
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506
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444 rep->assign (rhs, args); |
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1004
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445 |
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1
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446 return *this; |
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447 } |
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448 |
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1558
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449 // Simple structure assignment. |
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747
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450 |
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782
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451 tree_constant assign_map_element (SLList<char*>& list, |
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452 tree_constant& rhs); |
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747
|
453 |
|
1558
|
454 // Indexed structure assignment. |
|
747
|
455 |
|
782
|
456 tree_constant assign_map_element (SLList<char*>& list, |
|
|
457 tree_constant& rhs, |
|
747
|
458 const Octave_object& args); |
|
|
459 |
|
1558
|
460 // Type. It would be nice to eliminate the need for this. |
|
620
|
461 |
|
|
462 int is_constant (void) const { return 1; } |
|
|
463 |
|
1558
|
464 // Size. |
|
620
|
465 |
|
|
466 int rows (void) const { return rep->rows (); } |
|
|
467 int columns (void) const { return rep->columns (); } |
|
|
468 |
|
1558
|
469 // Does this constant have a type? Both of these are provided since |
|
|
470 // it is sometimes more natural to write is_undefined() instead of |
|
|
471 // ! is_defined(). |
|
620
|
472 |
|
|
473 int is_defined (void) const { return rep->is_defined (); } |
|
|
474 int is_undefined (void) const { return rep->is_undefined (); } |
|
|
475 |
|
1558
|
476 // Is this constant a particular type, or does it belong to a |
|
|
477 // particular class of types? |
|
620
|
478 |
|
|
479 int is_unknown (void) const { return rep->is_unknown (); } |
|
|
480 int is_real_scalar (void) const { return rep->is_real_scalar (); } |
|
|
481 int is_real_matrix (void) const { return rep->is_real_matrix (); } |
|
|
482 int is_complex_scalar (void) const { return rep->is_complex_scalar (); } |
|
|
483 int is_complex_matrix (void) const { return rep->is_complex_matrix (); } |
|
|
484 int is_string (void) const { return rep->is_string (); } |
|
|
485 int is_range (void) const { return rep->is_range (); } |
|
747
|
486 int is_map (void) const { return rep->is_map (); } |
|
620
|
487 int is_magic_colon (void) const { return rep->is_magic_colon (); } |
|
922
|
488 int is_all_va_args (void) const { return rep->is_all_va_args (); } |
|
620
|
489 |
|
1558
|
490 // Are any or all of the elements in this constant nonzero? |
|
620
|
491 |
|
|
492 tree_constant all (void) const { return rep->all (); } |
|
|
493 tree_constant any (void) const { return rep->any (); } |
|
|
494 |
|
1558
|
495 // Other type stuff. |
|
|
496 |
|
620
|
497 int is_real_type (void) const { return rep->is_real_type (); } |
|
628
|
498 |
|
620
|
499 int is_complex_type (void) const { return rep->is_complex_type (); } |
|
|
500 |
|
636
|
501 int is_scalar_type (void) const { return rep->is_scalar_type (); } |
|
|
502 int is_matrix_type (void) const { return rep->is_matrix_type (); } |
|
620
|
503 |
|
628
|
504 int is_numeric_type (void) const |
|
|
505 { return rep->is_numeric_type (); } |
|
620
|
506 |
|
|
507 int valid_as_scalar_index (void) const |
|
|
508 { return rep->valid_as_scalar_index (); } |
|
|
509 |
|
1041
|
510 int valid_as_zero_index (void) const |
|
|
511 { return rep->valid_as_zero_index (); } |
|
|
512 |
|
1558
|
513 // Does this constant correspond to a truth value? |
|
620
|
514 |
|
|
515 int is_true (void) const { return rep->is_true (); } |
|
|
516 |
|
1558
|
517 // Is at least one of the dimensions of this constant zero? |
|
620
|
518 |
|
|
519 int is_empty (void) const |
|
1277
|
520 { return rep->is_empty (); } |
|
620
|
521 |
|
1558
|
522 // Are the dimensions of this constant zero by zero? |
|
620
|
523 |
|
|
524 int is_zero_by_zero (void) const |
|
|
525 { |
|
922
|
526 return ((! (is_magic_colon () || is_all_va_args () || is_unknown ())) |
|
620
|
527 && rows () == 0 && columns () == 0); |
|
|
528 } |
|
|
529 |
|
1558
|
530 // Values. |
|
620
|
531 |
|
1558
|
532 double double_value (int frc_str_conv = 0) const |
|
|
533 { return rep->double_value (frc_str_conv); } |
|
628
|
534 |
|
1558
|
535 Matrix matrix_value (int frc_str_conv = 0) const |
|
|
536 { return rep->matrix_value (frc_str_conv); } |
|
628
|
537 |
|
1558
|
538 Complex complex_value (int frc_str_conv = 0) const |
|
|
539 { return rep->complex_value (frc_str_conv); } |
|
628
|
540 |
|
1558
|
541 ComplexMatrix complex_matrix_value (int frc_str_conv = 0) const |
|
|
542 { return rep->complex_matrix_value (frc_str_conv); } |
|
628
|
543 |
|
1572
|
544 charMatrix char_matrix_value (int frc_str_conv = 0) const |
|
|
545 { return rep->char_matrix_value (frc_str_conv); } |
|
|
546 |
|
|
547 charMatrix all_strings (void) const |
|
1355
|
548 { return rep->all_strings (); } |
|
|
549 |
|
|
550 const char *string_value (void) const |
|
628
|
551 { return rep->string_value (); } |
|
|
552 |
|
|
553 Range range_value (void) const |
|
|
554 { return rep->range_value (); } |
|
|
555 |
|
747
|
556 Octave_map map_value (void) const; |
|
|
557 |
|
1277
|
558 tree_constant lookup_map_element (const char *ref, int insert = 0, |
|
|
559 int silent = 0); |
|
|
560 |
|
|
561 tree_constant lookup_map_element (SLList<char*>& list, |
|
|
562 int insert = 0, int silent = 0); |
|
747
|
563 |
|
1558
|
564 ColumnVector vector_value (int /* frc_str_conv */ = 0, |
|
|
565 int /* frc_vec_conv */ = 0) const |
|
628
|
566 { return rep->vector_value (); } |
|
|
567 |
|
1558
|
568 ComplexColumnVector complex_vector_value (int /* frc_str_conv */ = 0, |
|
|
569 int /* frc_vec_conv */ = 0) const |
|
628
|
570 { return rep->complex_vector_value (); } |
|
1
|
571 |
|
1558
|
572 // Binary and unary operations. |
|
1204
|
573 |
|
|
574 friend tree_constant do_binary_op (tree_constant& a, tree_constant& b, |
|
|
575 tree_expression::type t); |
|
|
576 |
|
|
577 friend tree_constant do_unary_op (tree_constant& a, |
|
|
578 tree_expression::type t); |
|
|
579 |
|
1558
|
580 // Conversions. These should probably be private. If a user of this |
|
|
581 // class wants a certain kind of constant, he should simply ask for |
|
|
582 // it, and we should convert it if possible. |
|
1
|
583 |
|
628
|
584 tree_constant convert_to_str (void) |
|
|
585 { return rep->convert_to_str (); } |
|
1
|
586 |
|
435
|
587 void convert_to_row_or_column_vector (void) |
|
455
|
588 { rep->convert_to_row_or_column_vector (); } |
|
435
|
589 |
|
1558
|
590 // Increment or decrement this constant. |
|
1
|
591 |
|
578
|
592 void bump_value (tree_expression::type et) |
|
1
|
593 { |
|
|
594 if (rep->count > 1) |
|
|
595 { |
|
|
596 --rep->count; |
|
|
597 rep = new tree_constant_rep (*rep); |
|
|
598 rep->count = 1; |
|
|
599 } |
|
1004
|
600 |
|
1
|
601 rep->bump_value (et); |
|
|
602 } |
|
|
603 |
|
1199
|
604 void print (void); |
|
|
605 void print (ostream& os) { rep->print (os); } |
|
|
606 |
|
1558
|
607 // Evaluate this constant, possibly converting complex to real, or |
|
|
608 // matrix to scalar, etc. |
|
620
|
609 |
|
1199
|
610 tree_constant eval (int print_result) |
|
495
|
611 { |
|
1004
|
612 if (! is_scalar_type ()) |
|
|
613 rep->maybe_mutate (); |
|
|
614 |
|
1199
|
615 if (print_result) |
|
|
616 print (); |
|
1004
|
617 |
|
495
|
618 return *this; |
|
|
619 } |
|
1
|
620 |
|
1487
|
621 Octave_object eval (int print, int /* nargout */, const Octave_object& args) |
|
1
|
622 { |
|
565
|
623 Octave_object retval; |
|
495
|
624 |
|
506
|
625 if (args.length () > 0) |
|
|
626 retval(0) = rep->do_index (args); |
|
495
|
627 else |
|
500
|
628 retval(0) = *this; |
|
495
|
629 |
|
500
|
630 if (retval(0).is_defined ()) |
|
|
631 retval(0).eval (print); |
|
1004
|
632 |
|
1
|
633 return retval; |
|
|
634 } |
|
|
635 |
|
1558
|
636 // Store the original text corresponding to this constant for later |
|
|
637 // pretty printing. |
|
620
|
638 |
|
|
639 void stash_original_text (char *s) |
|
|
640 { rep->stash_original_text (s); } |
|
|
641 |
|
1558
|
642 // Pretty print this constant. |
|
620
|
643 |
|
581
|
644 void print_code (ostream& os); |
|
|
645 |
|
628
|
646 char *type_as_string (void) const |
|
|
647 { return rep->type_as_string (); } |
|
|
648 |
|
1558
|
649 // We really do need this, and it should be private: |
|
747
|
650 |
|
|
651 private: |
|
|
652 |
|
|
653 void make_unique (void); |
|
|
654 |
|
|
655 tree_constant_rep *make_unique_map (void); |
|
|
656 |
|
1558
|
657 // We want to eliminate this, or at least make it private. |
|
620
|
658 |
|
|
659 tree_constant_rep::constant_type const_type (void) const |
|
|
660 { return rep->const_type (); } |
|
|
661 |
|
1558
|
662 void convert_to_matrix_type (void) { rep->convert_to_matrix_type (); } |
|
636
|
663 |
|
1558
|
664 // Can we make these go away? |
|
636
|
665 |
|
1558
|
666 // These need better names, since a range really is a numeric type. |
|
636
|
667 |
|
1558
|
668 void force_numeric (int frc_str_conv = 0) |
|
|
669 { rep->force_numeric (frc_str_conv); } |
|
636
|
670 |
|
1558
|
671 tree_constant make_numeric (int frc_str_conv = 0) const |
|
636
|
672 { |
|
|
673 if (is_numeric_type ()) |
|
|
674 return *this; |
|
|
675 else |
|
1558
|
676 return rep->make_numeric (frc_str_conv); |
|
636
|
677 } |
|
1
|
678 }; |
|
|
679 |
|
1199
|
680 extern int print_as_scalar (const tree_constant& val); |
|
|
681 |
|
|
682 extern int print_as_structure (const tree_constant& val); |
|
|
683 |
|
1
|
684 #endif |
|
|
685 |
|
|
686 /* |
|
|
687 ;;; Local Variables: *** |
|
|
688 ;;; mode: C++ *** |
|
|
689 ;;; page-delimiter: "^/\\*" *** |
|
|
690 ;;; End: *** |
|
|
691 */ |
