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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 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 #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 <stdlib.h> |
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32 |
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33 #include "tree-base.h" |
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34 |
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35 #include "mx-base.h" |
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36 #include "Range.h" |
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37 |
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38 class idx_vector; |
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39 |
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40 struct Mapper_fcn; |
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41 |
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42 // Forward class declarations. |
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43 |
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44 class tree; |
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45 class tree_constant; |
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46 |
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47 // The actual representation of the tree_constant. |
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48 |
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49 class |
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50 tree_constant_rep |
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51 { |
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52 friend class tree_constant; |
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53 |
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54 public: |
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55 enum constant_type |
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56 { |
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57 unknown_constant, |
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58 scalar_constant, |
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59 matrix_constant, |
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60 complex_scalar_constant, |
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61 complex_matrix_constant, |
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62 string_constant, |
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63 range_constant, |
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64 magic_colon, |
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65 }; |
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66 |
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67 enum force_orient |
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68 { |
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69 no_orient, |
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70 row_orient, |
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71 column_orient, |
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72 }; |
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73 |
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74 private: |
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75 tree_constant_rep (void); |
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76 |
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77 tree_constant_rep (double d); |
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78 tree_constant_rep (const Matrix& m); |
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79 tree_constant_rep (const DiagMatrix& d); |
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80 tree_constant_rep (const RowVector& v, int pcv); |
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81 tree_constant_rep (const ColumnVector& v, int pcv); |
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82 |
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83 tree_constant_rep (const Complex& c); |
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84 tree_constant_rep (const ComplexMatrix& m); |
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85 tree_constant_rep (const ComplexDiagMatrix& d); |
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86 tree_constant_rep (const ComplexRowVector& v, int pcv); |
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87 tree_constant_rep (const ComplexColumnVector& v, int pcv); |
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88 |
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89 tree_constant_rep (const char *s); |
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90 |
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91 tree_constant_rep (double base, double limit, double inc); |
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92 tree_constant_rep (const Range& r); |
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93 |
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94 tree_constant_rep (tree_constant_rep::constant_type t); |
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95 |
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96 tree_constant_rep (const tree_constant_rep& t); |
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97 |
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98 ~tree_constant_rep (void); |
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99 |
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100 #if defined (MDEBUG) |
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101 void *operator new (size_t size); |
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102 void operator delete (void *p, size_t size); |
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103 #endif |
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104 |
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105 void resize (int i, int j); |
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106 void resize (int i, int j, double val); |
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107 |
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108 void maybe_resize (int imax, force_orient fo = no_orient); |
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109 void maybe_resize (int imax, int jmax); |
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110 |
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111 int valid_as_scalar_index (void) const; |
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112 |
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113 // What type of constant am I? |
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114 |
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115 int is_unknown (void) const |
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116 { return type_tag == tree_constant_rep::unknown_constant; } |
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117 |
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118 int is_scalar (void) const |
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119 { return type_tag == tree_constant_rep::scalar_constant; } |
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120 |
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121 int is_matrix (void) const |
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122 { return type_tag == tree_constant_rep::matrix_constant; } |
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123 |
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124 int is_complex_scalar (void) const |
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125 { return type_tag == tree_constant_rep::complex_scalar_constant; } |
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126 |
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127 int is_complex_matrix (void) const |
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128 { return type_tag == tree_constant_rep::complex_matrix_constant; } |
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129 |
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130 int is_string (void) const |
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131 { return type_tag == tree_constant_rep::string_constant; } |
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132 |
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133 int is_range (void) const |
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134 { return type_tag == tree_constant_rep::range_constant; } |
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135 |
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136 // Others tests, some more general, some just old names for the things |
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137 // above. |
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138 |
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139 int is_defined (void) const |
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140 { return type_tag != tree_constant_rep::unknown_constant; } |
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141 |
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142 int is_undefined (void) const |
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143 { return type_tag == tree_constant_rep::unknown_constant; } |
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144 |
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145 int is_string_type (void) const |
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146 { return type_tag == tree_constant_rep::string_constant; } |
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147 |
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148 int is_scalar_type (void) const |
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149 { return type_tag == scalar_constant |
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150 || type_tag == complex_scalar_constant; } |
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151 |
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152 int is_matrix_type (void) const |
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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 int is_real_type (void) const |
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157 { return type_tag == scalar_constant |
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158 || type_tag == matrix_constant |
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159 || type_tag == range_constant; } |
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160 |
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161 int is_complex_type (void) const |
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162 { return type_tag == complex_matrix_constant |
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163 || type_tag == complex_scalar_constant; } |
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164 |
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165 |
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166 int is_numeric_type (void) const |
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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 |
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172 int is_numeric_or_range_type (void) const |
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173 { return type_tag == scalar_constant |
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174 || type_tag == matrix_constant |
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175 || type_tag == complex_matrix_constant |
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176 || type_tag == complex_scalar_constant |
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177 || type_tag == range_constant; } |
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178 |
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179 double to_scalar (void) const; |
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180 ColumnVector to_vector (void) const; |
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181 Matrix to_matrix (void) const; |
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182 |
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183 void stash_original_text (char *s); |
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184 |
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185 tree_constant_rep::constant_type force_numeric (int force_str_conv = 0); |
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186 tree_constant make_numeric (int force_str_conv = 0) const; |
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187 |
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188 void assign (const tree_constant& rhs, const Octave_object& args); |
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189 |
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190 void do_scalar_assignment (const tree_constant& rhs, |
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191 const Octave_object& args); |
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192 |
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193 void do_matrix_assignment (const tree_constant& rhs, |
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194 const Octave_object& args); |
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195 |
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196 void do_matrix_assignment (const tree_constant& rhs, |
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197 const tree_constant& i_arg); |
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198 |
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199 void do_matrix_assignment (const tree_constant& rhs, |
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200 const tree_constant& i_arg, |
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201 const tree_constant& j_arg); |
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202 |
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203 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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204 const tree_constant& i_arg); |
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205 |
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206 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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207 constant_type ci); |
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208 |
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209 void fortran_style_matrix_assignment (const tree_constant& rhs, |
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210 idx_vector& i); |
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211 |
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212 void vector_assignment (const tree_constant& rhs, |
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213 const tree_constant& i_arg); |
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214 |
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215 void check_vector_assign (int rhs_nr, int rhs_nc, int ilen, |
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216 const char *rm); |
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217 |
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218 void do_vector_assign (const tree_constant& rhs, int i); |
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219 void do_vector_assign (const tree_constant& rhs, idx_vector& i); |
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220 void do_vector_assign (const tree_constant& rhs, Range& i); |
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221 |
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222 void do_matrix_assignment (const tree_constant& rhs, int i, |
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223 const tree_constant& j_arg); |
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224 void do_matrix_assignment (const tree_constant& rhs, idx_vector& i, |
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225 const tree_constant& j_arg); |
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226 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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227 const tree_constant& j_arg); |
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228 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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229 const tree_constant& j_arg); |
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230 |
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231 void do_matrix_assignment (const tree_constant& rhs, int i, int j); |
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232 void do_matrix_assignment (const tree_constant& rhs, int i, idx_vector& jv); |
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233 void do_matrix_assignment (const tree_constant& rhs, int i, Range& j); |
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234 void do_matrix_assignment (const tree_constant& rhs, int i, constant_type cj); |
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235 |
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236 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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237 int j); |
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238 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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239 idx_vector& jv); |
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240 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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241 Range& j); |
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242 void do_matrix_assignment (const tree_constant& rhs, idx_vector& iv, |
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243 constant_type j); |
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244 |
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245 void do_matrix_assignment (const tree_constant& rhs, Range& i, int j); |
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246 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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247 idx_vector& jv); |
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248 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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249 Range& j); |
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250 void do_matrix_assignment (const tree_constant& rhs, Range& i, |
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251 constant_type j); |
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252 |
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253 void do_matrix_assignment (const tree_constant& rhs, constant_type i, int j); |
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254 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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255 idx_vector& jv); |
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256 void do_matrix_assignment (const tree_constant& rhs, constant_type i, |
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257 Range& j); |
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258 void do_matrix_assignment (const tree_constant& rhs, |
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259 const constant_type i, |
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260 constant_type j); |
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261 |
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262 void delete_row (int); |
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263 void delete_rows (idx_vector& i); |
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264 void delete_rows (Range& i); |
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265 |
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266 void delete_column (int); |
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267 void delete_columns (idx_vector& j); |
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268 void delete_columns (Range& j); |
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269 |
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270 void bump_value (tree_expression::type); |
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271 |
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272 void maybe_mutate (void); |
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273 void print (void); |
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274 |
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275 void print_code (ostream& os); |
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276 |
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277 tree_constant do_index (const Octave_object& args); |
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278 |
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506
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279 tree_constant do_scalar_index (const Octave_object& args) const; |
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280 |
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281 tree_constant do_matrix_index (const Octave_object& args) const; |
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282 |
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283 tree_constant do_matrix_index (const tree_constant& i_arg) const; |
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284 |
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285 tree_constant do_matrix_index (const tree_constant& i_arg, |
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286 const tree_constant& j_arg) const; |
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287 |
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288 tree_constant do_matrix_index (constant_type i) const; |
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289 |
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290 tree_constant fortran_style_matrix_index (const tree_constant& i_arg) const; |
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291 tree_constant fortran_style_matrix_index (const Matrix& mi) const; |
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292 |
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293 tree_constant do_vector_index (const tree_constant& i_arg) const; |
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294 |
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295 tree_constant do_matrix_index (int i, const tree_constant& i_arg) const; |
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296 tree_constant do_matrix_index (const idx_vector& i, |
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297 const tree_constant& i_arg) const; |
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298 tree_constant do_matrix_index (const Range& i, |
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299 const tree_constant& i_arg) const; |
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300 tree_constant do_matrix_index (constant_type i, |
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301 const tree_constant& i_arg) const; |
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302 |
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303 tree_constant do_matrix_index (int i, int j) const; |
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304 tree_constant do_matrix_index (int i, const idx_vector& j) const; |
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305 tree_constant do_matrix_index (int i, const Range& j) const; |
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306 tree_constant do_matrix_index (int i, constant_type cj) const; |
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307 |
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308 tree_constant do_matrix_index (const idx_vector& i, int j) const; |
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309 tree_constant do_matrix_index (const idx_vector& i, |
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310 const idx_vector& j) const; |
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311 tree_constant do_matrix_index (const idx_vector& i, const Range& j) const; |
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312 tree_constant do_matrix_index (const idx_vector& i, constant_type j) const; |
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313 |
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314 tree_constant do_matrix_index (const Range& i, int j) const; |
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315 tree_constant do_matrix_index (const Range& i, const idx_vector& j) const; |
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316 tree_constant do_matrix_index (const Range& i, const Range& j) const; |
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317 tree_constant do_matrix_index (const Range& i, constant_type j) const; |
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318 |
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319 tree_constant do_matrix_index (constant_type i, int j) const; |
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320 tree_constant do_matrix_index (constant_type i, const idx_vector& j) const; |
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321 tree_constant do_matrix_index (constant_type i, const Range& j) const; |
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322 tree_constant do_matrix_index (constant_type i, constant_type j) const; |
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323 |
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324 double double_value (void) const; |
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325 Matrix matrix_value (void) const; |
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326 Complex complex_value (void) const; |
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327 ComplexMatrix complex_matrix_value (void) const; |
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328 char *string_value (void) const; |
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329 Range range_value (void) const; |
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330 |
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331 int rows (void) const; |
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332 int columns (void) const; |
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333 |
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334 tree_constant all (void) const; |
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335 tree_constant any (void) const; |
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336 tree_constant isstr (void) const; |
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337 |
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338 tree_constant convert_to_str (void); |
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339 |
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340 void convert_to_row_or_column_vector (void); |
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341 |
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342 int is_true (void) const; |
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343 |
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344 tree_constant cumprod (void) const; |
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345 tree_constant cumsum (void) const; |
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346 tree_constant prod (void) const; |
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347 tree_constant sum (void) const; |
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348 tree_constant sumsq (void) const; |
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349 |
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350 tree_constant diag (void) const; |
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351 tree_constant diag (const tree_constant& a) const; |
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352 |
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353 constant_type const_type (void) const { return type_tag; } |
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354 |
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355 tree_constant mapper (Mapper_fcn& m_fcn, int print) const; |
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356 |
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357 int count; |
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358 constant_type type_tag; |
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359 union |
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360 { |
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361 double scalar; // A real scalar constant. |
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362 Matrix *matrix; // A real matrix constant. |
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363 Complex *complex_scalar; // A real scalar constant. |
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364 ComplexMatrix *complex_matrix; // A real matrix constant. |
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365 char *string; // A character string constant. |
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366 Range *range; // A set of evenly spaced values. |
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367 }; |
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368 char *orig_text; |
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369 }; |
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370 |
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371 extern tree_constant do_binary_op (tree_constant& a, tree_constant& b, |
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372 tree_expression::type t); |
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373 |
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374 extern tree_constant do_unary_op (tree_constant& a, |
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375 tree_expression::type t); |
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376 |
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377 #endif |
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378 |
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379 /* |
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380 ;;; Local Variables: *** |
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381 ;;; mode: C++ *** |
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382 ;;; page-delimiter: "^/\\*" *** |
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383 ;;; End: *** |
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384 */ |
