annotate src/pt-const.h @ 1728:42b4f904f1af

[project @ 1996-01-09 11:36:01 by jwe]
author jwe
date Tue, 09 Jan 1996 11:41:43 +0000
parents 21cc6098cdd3
children c43d042f20be
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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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24 #if !defined (octave_tree_const_h)
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25 #define octave_tree_const_h 1
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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 <string>
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34
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35 #include <iostream.h>
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36
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37 #include "Range.h"
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38 #include "mx-base.h"
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39
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40 #include "oct-obj.h"
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41 #include "tree-base.h"
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42 #include "tree-expr.h"
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43
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44 class idx_vector;
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45 class Octave_map;
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46
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47 struct Mapper_fcn;
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48
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49 // Constants.
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50
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51 class
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52 tree_constant : public tree_fvc
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53 {
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54 private:
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55
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56 // The actual representation of the tree_constant.
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57
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58 class
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59 tree_constant_rep
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60 {
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61 friend class tree_constant;
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62
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63 private:
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64
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65 enum constant_type
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66 {
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67 unknown_constant,
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68 scalar_constant,
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69 matrix_constant,
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70 complex_scalar_constant,
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71 complex_matrix_constant,
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72 char_matrix_constant,
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73 char_matrix_constant_str,
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74 range_constant,
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75 map_constant,
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76 magic_colon,
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77 all_va_args,
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78 };
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79
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80 enum force_orient
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81 {
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82 no_orient,
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83 row_orient,
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84 column_orient,
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85 };
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86
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87 tree_constant_rep (void);
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88
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89 tree_constant_rep (double d);
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90 tree_constant_rep (const Matrix& m);
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91 tree_constant_rep (const DiagMatrix& d);
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92 tree_constant_rep (const RowVector& v, int pcv);
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93 tree_constant_rep (const ColumnVector& v, int pcv);
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94
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95 tree_constant_rep (const Complex& c);
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96 tree_constant_rep (const ComplexMatrix& m);
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97 tree_constant_rep (const ComplexDiagMatrix& d);
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98 tree_constant_rep (const ComplexRowVector& v, int pcv);
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99 tree_constant_rep (const ComplexColumnVector& v, int pcv);
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100
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101 tree_constant_rep (const char *s);
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102 tree_constant_rep (const charMatrix& chm, int is_string);
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103
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104 tree_constant_rep (double base, double limit, double inc);
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105 tree_constant_rep (const Range& r);
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106
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107 tree_constant_rep (const Octave_map& m);
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108
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109 tree_constant_rep (tree_constant_rep::constant_type t);
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110
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111 tree_constant_rep (const tree_constant_rep& t);
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112
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113 ~tree_constant_rep (void);
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114
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115 void *operator new (size_t size);
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116 void operator delete (void *p, size_t size);
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117
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118 int rows (void) const;
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119 int columns (void) const;
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120
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121 int is_defined (void) const
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122 { return type_tag != unknown_constant; }
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123
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124 int is_undefined (void) const
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125 { return type_tag == unknown_constant; }
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126
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127 int is_unknown (void) const
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128 { return type_tag == unknown_constant; }
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129
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130 int is_real_scalar (void) const
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131 { return type_tag == scalar_constant; }
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132
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133 int is_real_matrix (void) const
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134 { return type_tag == matrix_constant; }
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135
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136 int is_complex_scalar (void) const
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137 { return type_tag == complex_scalar_constant; }
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138
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139 int is_complex_matrix (void) const
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140 { return type_tag == complex_matrix_constant; }
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141
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142 int is_char_matrix (void) const
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143 { return type_tag == char_matrix_constant; }
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144
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145 int is_string (void) const
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146 { return type_tag == char_matrix_constant_str; }
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147
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148 int is_range (void) const
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149 { return type_tag == range_constant; }
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150
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151 int is_map (void) const
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152 { return type_tag == map_constant; }
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153
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154 int is_magic_colon (void) const
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155 { return type_tag == magic_colon; }
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156
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157 int is_all_va_args (void) const
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158 { return type_tag == all_va_args; }
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159
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160 tree_constant all (void) const;
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161 tree_constant any (void) const;
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162
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163 int is_real_type (void) const
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164 {
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165 return (type_tag == scalar_constant
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166 || type_tag == matrix_constant
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167 || type_tag == range_constant
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168 || type_tag == char_matrix_constant
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169 || type_tag == char_matrix_constant_str);
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170 }
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171
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172 int is_complex_type (void) const
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173 {
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174 return (type_tag == complex_matrix_constant
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175 || type_tag == complex_scalar_constant);
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176 }
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177
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178 // Would be nice to get rid of the next four functions:
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179
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180 int is_scalar_type (void) const
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181 {
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182 return (type_tag == scalar_constant
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183 || type_tag == complex_scalar_constant);
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184 }
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185
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186 int is_matrix_type (void) const
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187 {
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188 return (type_tag == matrix_constant
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189 || type_tag == complex_matrix_constant);
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190 }
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191
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192 int is_numeric_type (void) const
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193 {
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194 return (type_tag == scalar_constant
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195 || type_tag == matrix_constant
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196 || type_tag == complex_matrix_constant
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197 || type_tag == complex_scalar_constant);
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198 }
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199
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200 int valid_as_scalar_index (void) const;
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201 int valid_as_zero_index (void) const;
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202
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203 int is_true (void) const;
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204
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205 int is_empty (void) const
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206 {
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207 return ((! (is_magic_colon ()
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208 || is_all_va_args ()
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209 || is_unknown ()))
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210 && (rows () == 0
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211 || columns () == 0));
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212 }
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213
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214 double double_value (int frc_str_conv = 0) const;
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215 Matrix matrix_value (int frc_str_conv = 0) const;
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216 Complex complex_value (int frc_str_conv = 0) const;
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217 ComplexMatrix complex_matrix_value (int frc_str_conv = 0) const;
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218 charMatrix char_matrix_value (int frc_str_conv = 0) const;
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219 charMatrix all_strings (void) const;
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220 string string_value (void) const;
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221 Range range_value (void) const;
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222 Octave_map map_value (void) const;
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223
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224 tree_constant& lookup_map_element (const char *name, int insert = 0,
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225 int silent = 0);
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226
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227 ColumnVector vector_value (int frc_str_conv = 0,
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228 int frc_vec_conv = 0) const;
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229
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230 ComplexColumnVector complex_vector_value (int frc_str_conv = 0,
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231 int frc_vec_conv = 0) const;
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232
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233 tree_constant convert_to_str (void) const;
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234
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235 void convert_to_row_or_column_vector (void);
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236
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237 void bump_value (tree_expression::type);
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238
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239 void resize (int i, int j);
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240 void resize (int i, int j, double val);
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241
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242 void stash_original_text (char *s);
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243
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244 void maybe_mutate (void);
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245
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246 void print (void);
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247 void print (ostream& os);
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248
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249 void print_code (ostream& os);
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250
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251 void gripe_wrong_type_arg (const char *name,
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252 const tree_constant_rep& tcr) const;
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253
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254 char *type_as_string (void) const;
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255
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256 // Binary and unary operations.
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257
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258 friend tree_constant do_binary_op (tree_constant& a, tree_constant& b,
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259 tree_expression::type t);
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260
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261 friend tree_constant do_unary_op (tree_constant& a,
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262 tree_expression::type t);
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263
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264 // We want to eliminate this.
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265
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266 constant_type const_type (void) const { return type_tag; }
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267
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268 // We want to get rid of these too:
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269
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270 void force_numeric (int frc_str_conv = 0);
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271 tree_constant make_numeric (int frc_str_conv = 0) const;
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272
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273 // But not this.
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274
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275 void convert_to_matrix_type (int make_complex);
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276
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277 // Indexing and assignment.
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278
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279 void clear_index (void);
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280
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281 // void set_index (double d);
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282 void set_index (const Range& r);
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283 void set_index (const ColumnVector& v);
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284 void set_index (const Matrix& m);
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285 void set_index (char c);
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286
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287 void set_index (const Octave_object& args, int rhs_is_complex = 0);
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288
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289 tree_constant do_index (const Octave_object& args);
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290
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291 void maybe_widen (constant_type t);
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292
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293 void assign (tree_constant& rhs, const Octave_object& args);
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294
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295 // Data.
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296
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297 union
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298 {
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299 double scalar; // A real scalar constant.
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300 Matrix *matrix; // A real matrix constant.
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301 Complex *complex_scalar; // A real scalar constant.
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302 ComplexMatrix *complex_matrix; // A real matrix constant.
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303 charMatrix *char_matrix; // A character string constant.
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304 Range *range; // A set of evenly spaced values.
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305 Octave_map *a_map; // An associative array.
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306
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307 tree_constant_rep *freeptr; // For custom memory management.
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308 };
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309
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310 constant_type type_tag;
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311
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312 int count;
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313
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314 char *orig_text;
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315 };
620
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316
1168
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317 union
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318 {
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319 tree_constant *freeptr; // For custom memory management.
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320 tree_constant_rep *rep; // The real representation.
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321 };
1
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322
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323 public:
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324
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325 enum magic_colon { magic_colon_t };
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326 enum all_va_args { all_va_args_t };
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327
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328 // Constructors. It is possible to create the following types of
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329 // constants:
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330 //
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331 // constant type constructor arguments
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332 // ------------- ---------------------
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333 // unknown none
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334 // real scalar double
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335 // real matrix Matrix
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336 // DiagMatrix
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337 // RowVector
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338 // ColumnVector
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339 // complex scalar Complex
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340 // complex matrix ComplexMatrix
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341 // ComplexDiagMatrix
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342 // ComplexRowVector
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343 // ComplexColumnVector
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344 // char matrix charMatrix
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345 // string char* (null terminated)
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346 // charMatrix
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347 // range double, double, double
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348 // Range
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349 // map Octave_map
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350 // magic colon tree_constant::magic_colon
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351 // all_va_args tree_constant::all_va_args
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352
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353 tree_constant (void) : tree_fvc ()
1
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354 { rep = new tree_constant_rep (); rep->count = 1; }
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355
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356 tree_constant (double d, int l = -1, int c = -1) : tree_fvc (l, c)
1
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357 { rep = new tree_constant_rep (d); rep->count = 1; }
620
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358
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359 tree_constant (const Matrix& m) : tree_fvc ()
1
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360 { rep = new tree_constant_rep (m); rep->count = 1; }
620
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361
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362 tree_constant (const DiagMatrix& d) : tree_fvc ()
1
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363 { rep = new tree_constant_rep (d); rep->count = 1; }
620
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364
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365 tree_constant (const RowVector& v, int pcv = -1) : tree_fvc ()
1
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366 { rep = new tree_constant_rep (v, pcv); rep->count = 1; }
620
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367
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368 tree_constant (const ColumnVector& v, int pcv = -1) : tree_fvc ()
1
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369 { rep = new tree_constant_rep (v, pcv); rep->count = 1; }
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370
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371 tree_constant (const Complex& C, int l = -1, int c = -1) : tree_fvc (l, c)
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372 { rep = new tree_constant_rep (C); rep->count = 1; }
620
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373
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374 tree_constant (const ComplexMatrix& m) : tree_fvc ()
1
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375 { rep = new tree_constant_rep (m); rep->count = 1; }
620
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376
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377 tree_constant (const ComplexDiagMatrix& d) : tree_fvc ()
1
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378 { rep = new tree_constant_rep (d); rep->count = 1; }
620
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379
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380 tree_constant (const ComplexRowVector& v, int pcv = -1) : tree_fvc ()
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381 { rep = new tree_constant_rep (v, pcv); rep->count = 1; }
620
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382
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383 tree_constant (const ComplexColumnVector& v, int pcv = -1) : tree_fvc ()
1572
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384 { rep = new tree_constant_rep (v, pcv); rep->count = 1; }
1
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385
1606
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386 tree_constant (const char *s, int l = -1, int c = -1) : tree_fvc (l, c)
1
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387 { rep = new tree_constant_rep (s); rep->count = 1; }
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388
1572
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389 tree_constant (const charMatrix& chm, int is_string = 0) : tree_fvc ()
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390 { rep = new tree_constant_rep (chm, is_string); rep->count = 1; }
1355
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391
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392 tree_constant (double base, double limit, double inc) : tree_fvc ()
1
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393 { rep = new tree_constant_rep (base, limit, inc); rep->count = 1; }
620
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394
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395 tree_constant (const Range& r) : tree_fvc ()
1
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396 { rep = new tree_constant_rep (r); rep->count = 1; }
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397
747
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398 tree_constant (const Octave_map& m) : tree_fvc ()
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399 { rep = new tree_constant_rep (m); rep->count = 1; }
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400
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401 tree_constant (tree_constant::magic_colon) : tree_fvc ()
620
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402 {
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403 tree_constant_rep::constant_type tmp;
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404 tmp = tree_constant_rep::magic_colon;
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405 rep = new tree_constant_rep (tmp);
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406 rep->count = 1;
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407 }
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408
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409 tree_constant (tree_constant::all_va_args) : tree_fvc ()
922
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410 {
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411 tree_constant_rep::constant_type tmp;
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412 tmp = tree_constant_rep::all_va_args;
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413 rep = new tree_constant_rep (tmp);
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414 rep->count = 1;
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415 }
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416
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417 // Copy constructor.
1
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418
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419 tree_constant (const tree_constant& a) : tree_fvc ()
1
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420 { rep = a.rep; rep->count++; }
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421
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422 // Delete the representation of this constant if the count drops to
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423 // zero.
620
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424
1
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425 ~tree_constant (void);
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426
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427 void *operator new (size_t size);
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428 void operator delete (void *p, size_t size);
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429
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430 // Simple assignment.
620
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431
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432 tree_constant operator = (const tree_constant& a);
1
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433
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434 // Indexed assignment.
1
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435
782
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diff changeset
436 tree_constant assign (tree_constant& rhs, const Octave_object& args)
1
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437 {
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438 if (rep->count > 1)
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439 {
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440 --rep->count;
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441 rep = new tree_constant_rep (*rep);
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442 rep->count = 1;
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443 }
1004
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parents: 922
diff changeset
444
506
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diff changeset
445 rep->assign (rhs, args);
1004
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446
1
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447 return *this;
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448 }
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449
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450 // Simple structure assignment.
747
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451
782
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diff changeset
452 tree_constant assign_map_element (SLList<char*>& list,
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diff changeset
453 tree_constant& rhs);
747
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454
1558
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455 // Indexed structure assignment.
747
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456
782
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diff changeset
457 tree_constant assign_map_element (SLList<char*>& list,
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diff changeset
458 tree_constant& rhs,
747
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459 const Octave_object& args);
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diff changeset
460
1558
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diff changeset
461 // Type. It would be nice to eliminate the need for this.
620
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diff changeset
462
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diff changeset
463 int is_constant (void) const { return 1; }
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diff changeset
464
1558
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465 // Size.
620
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diff changeset
466
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diff changeset
467 int rows (void) const { return rep->rows (); }
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diff changeset
468 int columns (void) const { return rep->columns (); }
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diff changeset
469
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diff changeset
470 // Does this constant have a type? Both of these are provided since
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471 // it is sometimes more natural to write is_undefined() instead of
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diff changeset
472 // ! is_defined().
620
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parents: 610
diff changeset
473
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parents: 610
diff changeset
474 int is_defined (void) const { return rep->is_defined (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
475 int is_undefined (void) const { return rep->is_undefined (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
476
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
477 // Is this constant a particular type, or does it belong to a
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
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parents: 1487
diff changeset
478 // particular class of types?
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
479
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
480 int is_unknown (void) const { return rep->is_unknown (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
481 int is_real_scalar (void) const { return rep->is_real_scalar (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
482 int is_real_matrix (void) const { return rep->is_real_matrix (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
483 int is_complex_scalar (void) const { return rep->is_complex_scalar (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
484 int is_complex_matrix (void) const { return rep->is_complex_matrix (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
485 int is_string (void) const { return rep->is_string (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
486 int is_range (void) const { return rep->is_range (); }
747
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
487 int is_map (void) const { return rep->is_map (); }
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
488 int is_magic_colon (void) const { return rep->is_magic_colon (); }
922
708827b941b4 [project @ 1994-11-14 22:14:13 by jwe]
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parents: 878
diff changeset
489 int is_all_va_args (void) const { return rep->is_all_va_args (); }
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
490
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
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parents: 1487
diff changeset
491 // Are any or all of the elements in this constant nonzero?
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
492
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
493 tree_constant all (void) const { return rep->all (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
494 tree_constant any (void) const { return rep->any (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
495
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
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parents: 1487
diff changeset
496 // Other type stuff.
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
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parents: 1487
diff changeset
497
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
498 int is_real_type (void) const { return rep->is_real_type (); }
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
499
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
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parents: 610
diff changeset
500 int is_complex_type (void) const { return rep->is_complex_type (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
501
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
502 int is_scalar_type (void) const { return rep->is_scalar_type (); }
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
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parents: 628
diff changeset
503 int is_matrix_type (void) const { return rep->is_matrix_type (); }
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
504
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
505 int is_numeric_type (void) const
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
506 { return rep->is_numeric_type (); }
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
507
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
508 int valid_as_scalar_index (void) const
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
509 { return rep->valid_as_scalar_index (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
510
1041
7dbf5bb19bde [project @ 1995-01-18 15:06:19 by jwe]
jwe
parents: 1009
diff changeset
511 int valid_as_zero_index (void) const
7dbf5bb19bde [project @ 1995-01-18 15:06:19 by jwe]
jwe
parents: 1009
diff changeset
512 { return rep->valid_as_zero_index (); }
7dbf5bb19bde [project @ 1995-01-18 15:06:19 by jwe]
jwe
parents: 1009
diff changeset
513
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
514 // Does this constant correspond to a truth value?
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
515
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
516 int is_true (void) const { return rep->is_true (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
517
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
518 // Is at least one of the dimensions of this constant zero?
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
519
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
520 int is_empty (void) const
1277
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
521 { return rep->is_empty (); }
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
522
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
523 // Are the dimensions of this constant zero by zero?
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
524
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
525 int is_zero_by_zero (void) const
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
526 {
922
708827b941b4 [project @ 1994-11-14 22:14:13 by jwe]
jwe
parents: 878
diff changeset
527 return ((! (is_magic_colon () || is_all_va_args () || is_unknown ()))
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
528 && rows () == 0 && columns () == 0);
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
529 }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
530
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
531 // Values.
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
532
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
533 double double_value (int frc_str_conv = 0) const
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
534 { return rep->double_value (frc_str_conv); }
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
535
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
536 Matrix matrix_value (int frc_str_conv = 0) const
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
537 { return rep->matrix_value (frc_str_conv); }
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
538
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
539 Complex complex_value (int frc_str_conv = 0) const
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
540 { return rep->complex_value (frc_str_conv); }
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
541
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
542 ComplexMatrix complex_matrix_value (int frc_str_conv = 0) const
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
543 { return rep->complex_matrix_value (frc_str_conv); }
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
544
1572
0d9e10d10bd7 [project @ 1995-10-19 04:31:30 by jwe]
jwe
parents: 1558
diff changeset
545 charMatrix char_matrix_value (int frc_str_conv = 0) const
0d9e10d10bd7 [project @ 1995-10-19 04:31:30 by jwe]
jwe
parents: 1558
diff changeset
546 { return rep->char_matrix_value (frc_str_conv); }
0d9e10d10bd7 [project @ 1995-10-19 04:31:30 by jwe]
jwe
parents: 1558
diff changeset
547
0d9e10d10bd7 [project @ 1995-10-19 04:31:30 by jwe]
jwe
parents: 1558
diff changeset
548 charMatrix all_strings (void) const
1355
94697d007075 [project @ 1995-09-05 20:04:15 by jwe]
jwe
parents: 1315
diff changeset
549 { return rep->all_strings (); }
94697d007075 [project @ 1995-09-05 20:04:15 by jwe]
jwe
parents: 1315
diff changeset
550
1728
42b4f904f1af [project @ 1996-01-09 11:36:01 by jwe]
jwe
parents: 1630
diff changeset
551 string string_value (void) const
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
552 { return rep->string_value (); }
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
553
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
554 Range range_value (void) const
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
555 { return rep->range_value (); }
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
556
747
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
557 Octave_map map_value (void) const;
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
558
1277
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
559 tree_constant lookup_map_element (const char *ref, int insert = 0,
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
560 int silent = 0);
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
561
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
562 tree_constant lookup_map_element (SLList<char*>& list,
db4f4009d6e8 [project @ 1995-04-24 20:35:06 by jwe]
jwe
parents: 1204
diff changeset
563 int insert = 0, int silent = 0);
747
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
564
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
565 ColumnVector vector_value (int /* frc_str_conv */ = 0,
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
566 int /* frc_vec_conv */ = 0) const
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
567 { return rep->vector_value (); }
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
568
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
569 ComplexColumnVector complex_vector_value (int /* frc_str_conv */ = 0,
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
570 int /* frc_vec_conv */ = 0) const
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
571 { return rep->complex_vector_value (); }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
572
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
573 // Binary and unary operations.
1204
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
574
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
575 friend tree_constant do_binary_op (tree_constant& a, tree_constant& b,
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
576 tree_expression::type t);
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
577
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
578 friend tree_constant do_unary_op (tree_constant& a,
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
579 tree_expression::type t);
68d147abe7ca [project @ 1995-04-04 01:42:14 by jwe]
jwe
parents: 1199
diff changeset
580
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
581 // Conversions. These should probably be private. If a user of this
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
582 // class wants a certain kind of constant, he should simply ask for
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
583 // it, and we should convert it if possible.
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
584
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
585 tree_constant convert_to_str (void)
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
586 { return rep->convert_to_str (); }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
587
435
5e778965b6ea [project @ 1994-05-25 23:59:02 by jwe]
jwe
parents: 428
diff changeset
588 void convert_to_row_or_column_vector (void)
455
8c6b86564cee [project @ 1994-06-06 00:24:19 by jwe]
jwe
parents: 435
diff changeset
589 { rep->convert_to_row_or_column_vector (); }
435
5e778965b6ea [project @ 1994-05-25 23:59:02 by jwe]
jwe
parents: 428
diff changeset
590
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
591 // Increment or decrement this constant.
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
592
578
d169be9237fb [project @ 1994-08-03 20:06:54 by jwe]
jwe
parents: 565
diff changeset
593 void bump_value (tree_expression::type et)
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
594 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
595 if (rep->count > 1)
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
596 {
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
597 --rep->count;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
598 rep = new tree_constant_rep (*rep);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
599 rep->count = 1;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
600 }
1004
df3c4da3adb0 [project @ 1995-01-02 20:59:39 by jwe]
jwe
parents: 922
diff changeset
601
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
602 rep->bump_value (et);
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
603 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
604
1199
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
605 void print (void);
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
606 void print (ostream& os) { rep->print (os); }
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
607
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
608 // Evaluate this constant, possibly converting complex to real, or
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
609 // matrix to scalar, etc.
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
610
1199
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
611 tree_constant eval (int print_result)
495
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
612 {
1199
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
613 if (print_result)
1616
ac7e10016ca0 [project @ 1995-11-03 15:26:11 by jwe]
jwe
parents: 1606
diff changeset
614 {
ac7e10016ca0 [project @ 1995-11-03 15:26:11 by jwe]
jwe
parents: 1606
diff changeset
615 rep->maybe_mutate (); // XXX FIXME XXX -- is this necessary?
ac7e10016ca0 [project @ 1995-11-03 15:26:11 by jwe]
jwe
parents: 1606
diff changeset
616 print ();
ac7e10016ca0 [project @ 1995-11-03 15:26:11 by jwe]
jwe
parents: 1606
diff changeset
617 }
1004
df3c4da3adb0 [project @ 1995-01-02 20:59:39 by jwe]
jwe
parents: 922
diff changeset
618
495
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
619 return *this;
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
620 }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
621
1487
eaf4f68d3757 [project @ 1995-09-26 09:58:02 by jwe]
jwe
parents: 1355
diff changeset
622 Octave_object eval (int print, int /* nargout */, const Octave_object& args)
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
623 {
565
b04c0d02f2de [project @ 1994-07-26 01:03:20 by jwe]
jwe
parents: 529
diff changeset
624 Octave_object retval;
495
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
625
506
0f388340e607 [project @ 1994-07-09 06:10:34 by jwe]
jwe
parents: 504
diff changeset
626 if (args.length () > 0)
0f388340e607 [project @ 1994-07-09 06:10:34 by jwe]
jwe
parents: 504
diff changeset
627 retval(0) = rep->do_index (args);
495
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
628 else
500
5f91088cb98e [project @ 1994-07-08 02:16:02 by jwe]
jwe
parents: 495
diff changeset
629 retval(0) = *this;
495
36e25526fa9f [project @ 1994-07-06 14:57:55 by jwe]
jwe
parents: 482
diff changeset
630
500
5f91088cb98e [project @ 1994-07-08 02:16:02 by jwe]
jwe
parents: 495
diff changeset
631 if (retval(0).is_defined ())
5f91088cb98e [project @ 1994-07-08 02:16:02 by jwe]
jwe
parents: 495
diff changeset
632 retval(0).eval (print);
1004
df3c4da3adb0 [project @ 1995-01-02 20:59:39 by jwe]
jwe
parents: 922
diff changeset
633
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
634 return retval;
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
635 }
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
636
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
637 // Store the original text corresponding to this constant for later
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
638 // pretty printing.
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
639
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
640 void stash_original_text (char *s)
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
641 { rep->stash_original_text (s); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
642
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
643 // Pretty print this constant.
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
644
581
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 578
diff changeset
645 void print_code (ostream& os);
bc813f5eb025 [project @ 1994-08-07 01:02:15 by jwe]
jwe
parents: 578
diff changeset
646
628
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
647 char *type_as_string (void) const
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
648 { return rep->type_as_string (); }
aecbe369233b [project @ 1994-08-19 13:27:51 by jwe]
jwe
parents: 620
diff changeset
649
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
650 // We really do need this, and it should be private:
747
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
651
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
652 private:
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
653
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
654 void make_unique (void);
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
655
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
656 tree_constant_rep *make_unique_map (void);
6182de8cb3b7 [project @ 1994-09-30 15:09:36 by jwe]
jwe
parents: 650
diff changeset
657
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
658 // We want to eliminate this, or at least make it private.
620
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
659
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
660 tree_constant_rep::constant_type const_type (void) const
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
661 { return rep->const_type (); }
8e4e7e5f307e [project @ 1994-08-16 04:36:32 by jwe]
jwe
parents: 610
diff changeset
662
1581
c02f877ca525 [project @ 1995-10-23 12:09:33 by jwe]
jwe
parents: 1572
diff changeset
663 void convert_to_matrix_type (int make_complex)
c02f877ca525 [project @ 1995-10-23 12:09:33 by jwe]
jwe
parents: 1572
diff changeset
664 { rep->convert_to_matrix_type (make_complex); }
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
665
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
666 // Can we make these go away?
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
667
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
668 // These need better names, since a range really is a numeric type.
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
669
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
670 void force_numeric (int frc_str_conv = 0)
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
671 { rep->force_numeric (frc_str_conv); }
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
672
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
673 tree_constant make_numeric (int frc_str_conv = 0) const
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
674 {
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
675 if (is_numeric_type ())
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
676 return *this;
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
677 else
1558
297e084c3857 [project @ 1995-10-12 07:20:28 by jwe]
jwe
parents: 1487
diff changeset
678 return rep->make_numeric (frc_str_conv);
636
fae2bd91c027 [project @ 1994-08-23 18:39:50 by jwe]
jwe
parents: 628
diff changeset
679 }
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
680 };
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
681
1199
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
682 extern int print_as_scalar (const tree_constant& val);
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
683
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
684 extern int print_as_structure (const tree_constant& val);
4f1bfa351b99 [project @ 1995-03-31 22:16:54 by jwe]
jwe
parents: 1168
diff changeset
685
1
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
686 #endif
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
687
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
688 /*
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
689 ;;; Local Variables: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
690 ;;; mode: C++ ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
691 ;;; page-delimiter: "^/\\*" ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
692 ;;; End: ***
78fd87e624cb [project @ 1993-08-08 01:13:40 by jwe]
jwe
parents:
diff changeset
693 */