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1 // tc-rep.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, 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 |
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22 */ |
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23 |
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24 #if !defined (octave_tree_const_rep_h) |
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25 #define octave_tree_const_rep_h 1 |
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26 |
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27 // The actual representation of the tree_constant. |
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28 |
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29 class |
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30 tree_constant_rep |
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31 { |
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32 friend class tree_constant; |
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33 |
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34 private: |
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35 |
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36 enum constant_type |
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37 { |
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38 unknown_constant, |
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39 scalar_constant, |
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40 matrix_constant, |
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41 complex_scalar_constant, |
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42 complex_matrix_constant, |
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43 string_constant, |
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44 range_constant, |
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45 map_constant, |
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46 magic_colon, |
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47 all_va_args, |
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48 }; |
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49 |
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50 enum force_orient |
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51 { |
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52 no_orient, |
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53 row_orient, |
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54 column_orient, |
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55 }; |
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56 |
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57 tree_constant_rep (void); |
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58 |
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59 tree_constant_rep (double d); |
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60 tree_constant_rep (const Matrix& m); |
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61 tree_constant_rep (const DiagMatrix& d); |
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62 tree_constant_rep (const RowVector& v, int pcv); |
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63 tree_constant_rep (const ColumnVector& v, int pcv); |
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64 |
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65 tree_constant_rep (const Complex& c); |
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66 tree_constant_rep (const ComplexMatrix& m); |
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67 tree_constant_rep (const ComplexDiagMatrix& d); |
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68 tree_constant_rep (const ComplexRowVector& v, int pcv); |
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69 tree_constant_rep (const ComplexColumnVector& v, int pcv); |
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70 |
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71 tree_constant_rep (const char *s); |
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72 |
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73 tree_constant_rep (double base, double limit, double inc); |
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74 tree_constant_rep (const Range& r); |
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75 |
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76 tree_constant_rep (const Octave_map& m); |
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77 |
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78 tree_constant_rep (tree_constant_rep::constant_type t); |
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79 |
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80 tree_constant_rep (const tree_constant_rep& t); |
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81 |
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82 ~tree_constant_rep (void); |
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83 |
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84 void *operator new (size_t size); |
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85 void operator delete (void *p, size_t size); |
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86 |
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87 int rows (void) const; |
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88 int columns (void) const; |
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89 |
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90 int is_defined (void) const |
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91 { return type_tag != tree_constant_rep::unknown_constant; } |
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92 |
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93 int is_undefined (void) const |
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94 { return type_tag == tree_constant_rep::unknown_constant; } |
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95 |
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96 int is_unknown (void) const |
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97 { return type_tag == tree_constant_rep::unknown_constant; } |
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98 |
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99 int is_real_scalar (void) const |
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100 { return type_tag == tree_constant_rep::scalar_constant; } |
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101 |
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102 int is_real_matrix (void) const |
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103 { return type_tag == tree_constant_rep::matrix_constant; } |
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104 |
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105 int is_complex_scalar (void) const |
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106 { return type_tag == tree_constant_rep::complex_scalar_constant; } |
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107 |
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108 int is_complex_matrix (void) const |
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109 { return type_tag == tree_constant_rep::complex_matrix_constant; } |
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110 |
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111 int is_string (void) const |
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112 { return type_tag == tree_constant_rep::string_constant; } |
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113 |
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114 int is_range (void) const |
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115 { return type_tag == tree_constant_rep::range_constant; } |
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116 |
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117 int is_map (void) const |
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118 { return type_tag == tree_constant_rep::map_constant; } |
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119 |
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120 int is_magic_colon (void) const |
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121 { return type_tag == tree_constant_rep::magic_colon; } |
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122 |
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123 int is_all_va_args (void) const |
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124 { return type_tag == tree_constant_rep::all_va_args; } |
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125 |
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126 tree_constant all (void) const; |
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127 tree_constant any (void) const; |
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128 |
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129 int is_real_type (void) const |
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130 { |
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131 return (type_tag == scalar_constant |
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132 || type_tag == matrix_constant |
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133 || type_tag == range_constant |
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134 || type_tag == string_constant); |
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135 } |
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136 |
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137 int is_complex_type (void) const |
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138 { |
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139 return (type_tag == complex_matrix_constant |
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140 || type_tag == complex_scalar_constant); |
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141 } |
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142 |
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143 // Would be nice to get rid of the next four functions: |
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144 |
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145 int is_scalar_type (void) const |
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146 { |
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147 return (type_tag == scalar_constant |
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148 || type_tag == complex_scalar_constant); |
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149 } |
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150 |
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151 int is_matrix_type (void) const |
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152 { |
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153 return (type_tag == matrix_constant |
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154 || type_tag == complex_matrix_constant); |
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155 } |
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156 |
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157 int is_numeric_type (void) const |
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158 { |
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159 return (type_tag == scalar_constant |
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160 || type_tag == matrix_constant |
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161 || type_tag == complex_matrix_constant |
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162 || type_tag == complex_scalar_constant); |
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163 } |
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164 |
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165 int is_numeric_or_range_type (void) const |
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166 { |
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167 return (type_tag == scalar_constant |
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168 || type_tag == matrix_constant |
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169 || type_tag == complex_matrix_constant |
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170 || type_tag == complex_scalar_constant |
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171 || type_tag == range_constant); |
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172 } |
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173 |
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174 int valid_as_scalar_index (void) const; |
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175 int valid_as_zero_index (void) const; |
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176 |
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177 int is_true (void) const; |
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178 |
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179 double double_value (int force_string_conversion = 0) const; |
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180 Matrix matrix_value (int force_string_conversion = 0) const; |
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181 Complex complex_value (int force_string_conversion = 0) const; |
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182 ComplexMatrix complex_matrix_value (int force_string_conversion = 0) const; |
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183 char *string_value (void) const; |
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184 Range range_value (void) const; |
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185 Octave_map map_value (void) const; |
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186 |
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187 tree_constant& lookup_map_element (const char *name, int insert = 0); |
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188 |
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189 ColumnVector vector_value (int force_string_conversion = 0, |
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190 int force_vector_conversion = 0) const; |
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191 |
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192 ComplexColumnVector complex_vector_value (int force_string_conv = 0, |
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193 int force_vec_conv = 0) const; |
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194 |
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195 tree_constant convert_to_str (void) const; |
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196 |
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197 void convert_to_row_or_column_vector (void); |
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198 |
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199 void bump_value (tree_expression::type); |
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200 |
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201 void resize (int i, int j); |
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202 void resize (int i, int j, double val); |
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203 |
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204 void maybe_resize (int imax, force_orient fo = no_orient); |
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205 void maybe_resize (int imax, int jmax); |
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206 |
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207 void stash_original_text (char *s); |
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208 |
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209 void maybe_mutate (void); |
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210 |
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211 void print (void); |
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212 void print (ostream& os); |
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213 |
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214 void print_code (ostream& os); |
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215 |
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216 void gripe_wrong_type_arg (const char *name, |
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217 const tree_constant_rep& tcr) const; |
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218 |
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219 char *type_as_string (void) const; |
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220 |
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221 // Binary and unary operations. |
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222 |
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223 friend tree_constant do_binary_op (tree_constant& a, tree_constant& b, |
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224 tree_expression::type t); |
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225 |
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226 friend tree_constant do_unary_op (tree_constant& a, |
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227 tree_expression::type t); |
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228 |
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229 // ------------------------------------------------------------------- |
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230 |
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231 // We want to eliminate this. |
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232 |
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233 constant_type const_type (void) const { return type_tag; } |
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234 |
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235 // We want to get rid of these too: |
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236 |
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237 void force_numeric (int force_str_conv = 0); |
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238 tree_constant make_numeric (int force_str_conv = 0) const; |
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239 |
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240 // Indexing. |
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241 |
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242 tree_constant do_index (const Octave_object& args); |
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243 |
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244 tree_constant do_scalar_index (const Octave_object& args) const; |
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245 |
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246 tree_constant do_matrix_index (const Octave_object& args) const; |
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247 |
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248 tree_constant do_matrix_index (const tree_constant& i_arg) const; |
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249 |
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250 tree_constant do_matrix_index (const tree_constant& i_arg, |
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251 const tree_constant& j_arg) const; |
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252 |
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253 tree_constant do_matrix_index (constant_type i) const; |
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254 |
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255 tree_constant fortran_style_matrix_index (const tree_constant& i_arg) const; |
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256 tree_constant fortran_style_matrix_index (const Matrix& mi) const; |
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257 |
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258 tree_constant do_vector_index (const tree_constant& i_arg) const; |
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259 |
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260 tree_constant do_matrix_index (int i, const tree_constant& i_arg) const; |
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261 tree_constant do_matrix_index (const idx_vector& i, |
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262 const tree_constant& i_arg) const; |
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263 tree_constant do_matrix_index (const Range& i, |
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264 const tree_constant& i_arg) const; |
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265 tree_constant do_matrix_index (constant_type i, |
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266 const tree_constant& i_arg) const; |
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267 |
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268 tree_constant do_matrix_index (int i, int j) const; |
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269 tree_constant do_matrix_index (int i, const idx_vector& j) const; |
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270 tree_constant do_matrix_index (int i, const Range& j) const; |
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271 tree_constant do_matrix_index (int i, constant_type cj) const; |
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272 |
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273 tree_constant do_matrix_index (const idx_vector& i, int j) const; |
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274 tree_constant do_matrix_index (const idx_vector& i, |
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275 const idx_vector& j) const; |
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276 tree_constant do_matrix_index (const idx_vector& i, const Range& j) const; |
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277 tree_constant do_matrix_index (const idx_vector& i, constant_type j) const; |
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278 |
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279 tree_constant do_matrix_index (const Range& i, int j) const; |
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280 tree_constant do_matrix_index (const Range& i, const idx_vector& j) const; |
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281 tree_constant do_matrix_index (const Range& i, const Range& j) const; |
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282 tree_constant do_matrix_index (const Range& i, constant_type j) const; |
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283 |
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284 tree_constant do_matrix_index (constant_type i, int j) const; |
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285 tree_constant do_matrix_index (constant_type i, const idx_vector& j) const; |
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286 tree_constant do_matrix_index (constant_type i, const Range& j) const; |
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287 tree_constant do_matrix_index (constant_type i, constant_type j) const; |
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288 |
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289 // Assignment. |
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290 |
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291 void assign (tree_constant& rhs, const Octave_object& args); |
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292 |
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293 void do_scalar_assignment (const tree_constant& rhs, |
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294 const Octave_object& args); |
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295 |
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296 void do_matrix_assignment (const tree_constant& rhs, |
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297 const Octave_object& args); |
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298 |
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299 void do_matrix_assignment (const tree_constant& rhs, |
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300 const tree_constant& i_arg); |
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301 |
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302 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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303 const tree_constant& i_arg); |
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304 |
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305 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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306 constant_type ci); |
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307 |
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308 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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309 idx_vector& i); |
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310 |
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311 void vector_assignment (const tree_constant& rhs, |
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312 const tree_constant& i_arg); |
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313 |
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314 void check_vector_assign (int rhs_nr, int rhs_nc, int ilen, |
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315 const char *rm); |
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316 |
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317 void do_vector_assign (const tree_constant& rhs, int i); |
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318 void do_vector_assign (const tree_constant& rhs, idx_vector& i); |
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319 void do_vector_assign (const tree_constant& rhs, Range& i); |
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320 |
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321 void do_matrix_assignment (const tree_constant& rhs, |
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322 const tree_constant& i_arg, |
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323 const tree_constant& j_arg); |
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324 |
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325 void do_matrix_assignment (const tree_constant& rhs, int i, |
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326 const tree_constant& j_arg); |
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327 void do_matrix_assignment (const tree_constant& rhs, idx_vector& i, |
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328 const tree_constant& j_arg); |
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329 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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330 const tree_constant& j_arg); |
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331 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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332 const tree_constant& j_arg); |
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333 |
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334 void do_matrix_assignment (const tree_constant& rhs, int i, int j); |
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335 void do_matrix_assignment (const tree_constant& rhs, int i, idx_vector& jv); |
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336 void do_matrix_assignment (const tree_constant& rhs, int i, Range& j); |
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337 void do_matrix_assignment (const tree_constant& rhs, int i, constant_type cj); |
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338 |
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339 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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340 int j); |
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341 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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342 idx_vector& jv); |
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343 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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344 Range& j); |
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345 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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346 constant_type j); |
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347 |
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348 void do_matrix_assignment (const tree_constant& rhs, Range& i, int j); |
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349 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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350 idx_vector& jv); |
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351 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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352 Range& j); |
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353 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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354 constant_type j); |
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355 |
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356 void do_matrix_assignment (const tree_constant& rhs, constant_type i, int j); |
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357 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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358 idx_vector& jv); |
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359 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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360 Range& j); |
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361 void do_matrix_assignment (const tree_constant& rhs, |
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362 const constant_type i, |
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363 constant_type j); |
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364 |
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365 void delete_row (int); |
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366 void delete_rows (idx_vector& i); |
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367 void delete_rows (Range& i); |
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368 |
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369 void delete_column (int); |
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370 void delete_columns (idx_vector& j); |
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371 void delete_columns (Range& j); |
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372 |
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373 // Data. |
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374 |
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375 union |
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376 { |
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377 double scalar; // A real scalar constant. |
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378 Matrix *matrix; // A real matrix constant. |
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379 Complex *complex_scalar; // A real scalar constant. |
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380 ComplexMatrix *complex_matrix; // A real matrix constant. |
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381 char *string; // A character string constant. |
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382 Range *range; // A set of evenly spaced values. |
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383 Octave_map *a_map; // An associative array. |
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384 |
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385 tree_constant_rep *freeptr; // For custom memory management. |
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386 }; |
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387 |
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388 constant_type type_tag; |
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389 |
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390 int count; |
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391 |
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392 char *orig_text; |
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393 }; |
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394 |
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395 #endif |
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396 |
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397 /* |
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398 ;;; Local Variables: *** |
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399 ;;; mode: C++ *** |
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400 ;;; page-delimiter: "^/\\*" *** |
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401 ;;; End: *** |
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402 */ |
