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1 /* |
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2 |
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3 Copyright (C) 2004 John W. Eaton |
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4 |
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5 This file is part of Octave. |
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6 |
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7 Octave is free software; you can redistribute it and/or modify it |
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8 under the terms of the GNU General Public License as published by the |
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9 Free Software Foundation; either version 3 of the License, or (at your |
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10 option) any later version. |
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11 |
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12 Octave is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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15 for more details. |
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16 |
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17 You should have received a copy of the GNU General Public License |
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18 along with Octave; see the file COPYING. If not, see |
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19 <http://www.gnu.org/licenses/>. |
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20 |
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21 */ |
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22 |
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23 #if !defined (octave_inttypes_h) |
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24 #define octave_inttypes_h 1 |
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25 |
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26 #include <climits> |
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27 |
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28 #include <limits> |
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29 #include <iostream> |
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30 |
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31 #include "oct-types.h" |
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32 #include "lo-ieee.h" |
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33 #include "lo-mappers.h" |
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34 |
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35 template <class T1, class T2> |
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36 class |
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37 octave_int_binop_traits |
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38 { |
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39 public: |
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40 // The return type for a T1 by T2 binary operation. |
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41 typedef T1 TR; |
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42 }; |
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43 |
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44 #define OCTAVE_INT_BINOP_TRAIT(T1, T2, T3) \ |
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45 template<> \ |
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46 class octave_int_binop_traits <T1, T2> \ |
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47 { \ |
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48 public: \ |
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49 typedef T3 TR; \ |
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50 } |
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51 |
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52 OCTAVE_INT_BINOP_TRAIT (int8_t, int8_t, int8_t); |
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53 OCTAVE_INT_BINOP_TRAIT (int8_t, int16_t, int8_t); |
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54 OCTAVE_INT_BINOP_TRAIT (int8_t, int32_t, int8_t); |
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55 OCTAVE_INT_BINOP_TRAIT (int8_t, int64_t, int8_t); |
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56 OCTAVE_INT_BINOP_TRAIT (int8_t, uint8_t, int8_t); |
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57 OCTAVE_INT_BINOP_TRAIT (int8_t, uint16_t, int8_t); |
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58 OCTAVE_INT_BINOP_TRAIT (int8_t, uint32_t, int8_t); |
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59 OCTAVE_INT_BINOP_TRAIT (int8_t, uint64_t, int8_t); |
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60 |
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61 OCTAVE_INT_BINOP_TRAIT (int16_t, int8_t, int16_t); |
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62 OCTAVE_INT_BINOP_TRAIT (int16_t, int16_t, int16_t); |
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63 OCTAVE_INT_BINOP_TRAIT (int16_t, int32_t, int16_t); |
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64 OCTAVE_INT_BINOP_TRAIT (int16_t, int64_t, int16_t); |
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65 OCTAVE_INT_BINOP_TRAIT (int16_t, uint8_t, int16_t); |
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66 OCTAVE_INT_BINOP_TRAIT (int16_t, uint16_t, int16_t); |
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67 OCTAVE_INT_BINOP_TRAIT (int16_t, uint32_t, int16_t); |
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68 OCTAVE_INT_BINOP_TRAIT (int16_t, uint64_t, int16_t); |
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69 |
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70 OCTAVE_INT_BINOP_TRAIT (int32_t, int8_t, int32_t); |
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71 OCTAVE_INT_BINOP_TRAIT (int32_t, int16_t, int32_t); |
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72 OCTAVE_INT_BINOP_TRAIT (int32_t, int32_t, int32_t); |
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73 OCTAVE_INT_BINOP_TRAIT (int32_t, int64_t, int32_t); |
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74 OCTAVE_INT_BINOP_TRAIT (int32_t, uint8_t, int32_t); |
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75 OCTAVE_INT_BINOP_TRAIT (int32_t, uint16_t, int32_t); |
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76 OCTAVE_INT_BINOP_TRAIT (int32_t, uint32_t, int32_t); |
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77 OCTAVE_INT_BINOP_TRAIT (int32_t, uint64_t, int32_t); |
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78 |
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79 OCTAVE_INT_BINOP_TRAIT (int64_t, int8_t, int64_t); |
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80 OCTAVE_INT_BINOP_TRAIT (int64_t, int16_t, int64_t); |
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81 OCTAVE_INT_BINOP_TRAIT (int64_t, int32_t, int64_t); |
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82 OCTAVE_INT_BINOP_TRAIT (int64_t, int64_t, int64_t); |
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83 OCTAVE_INT_BINOP_TRAIT (int64_t, uint8_t, int64_t); |
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84 OCTAVE_INT_BINOP_TRAIT (int64_t, uint16_t, int64_t); |
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85 OCTAVE_INT_BINOP_TRAIT (int64_t, uint32_t, int64_t); |
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86 OCTAVE_INT_BINOP_TRAIT (int64_t, uint64_t, int64_t); |
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87 |
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88 OCTAVE_INT_BINOP_TRAIT (uint8_t, int8_t, int8_t); |
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89 OCTAVE_INT_BINOP_TRAIT (uint8_t, int16_t, int8_t); |
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90 OCTAVE_INT_BINOP_TRAIT (uint8_t, int32_t, int8_t); |
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91 OCTAVE_INT_BINOP_TRAIT (uint8_t, int64_t, int8_t); |
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92 OCTAVE_INT_BINOP_TRAIT (uint8_t, uint8_t, uint8_t); |
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93 OCTAVE_INT_BINOP_TRAIT (uint8_t, uint16_t, uint8_t); |
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94 OCTAVE_INT_BINOP_TRAIT (uint8_t, uint32_t, uint8_t); |
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95 OCTAVE_INT_BINOP_TRAIT (uint8_t, uint64_t, uint8_t); |
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96 |
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97 OCTAVE_INT_BINOP_TRAIT (uint16_t, int8_t, int16_t); |
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98 OCTAVE_INT_BINOP_TRAIT (uint16_t, int16_t, int16_t); |
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99 OCTAVE_INT_BINOP_TRAIT (uint16_t, int32_t, int16_t); |
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100 OCTAVE_INT_BINOP_TRAIT (uint16_t, int64_t, int16_t); |
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101 OCTAVE_INT_BINOP_TRAIT (uint16_t, uint8_t, uint16_t); |
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102 OCTAVE_INT_BINOP_TRAIT (uint16_t, uint16_t, uint16_t); |
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103 OCTAVE_INT_BINOP_TRAIT (uint16_t, uint32_t, uint16_t); |
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104 OCTAVE_INT_BINOP_TRAIT (uint16_t, uint64_t, uint16_t); |
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105 |
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106 OCTAVE_INT_BINOP_TRAIT (uint32_t, int8_t, int32_t); |
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107 OCTAVE_INT_BINOP_TRAIT (uint32_t, int16_t, int32_t); |
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108 OCTAVE_INT_BINOP_TRAIT (uint32_t, int32_t, int32_t); |
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109 OCTAVE_INT_BINOP_TRAIT (uint32_t, int64_t, int32_t); |
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110 OCTAVE_INT_BINOP_TRAIT (uint32_t, uint8_t, uint32_t); |
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111 OCTAVE_INT_BINOP_TRAIT (uint32_t, uint16_t, uint32_t); |
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112 OCTAVE_INT_BINOP_TRAIT (uint32_t, uint32_t, uint32_t); |
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113 OCTAVE_INT_BINOP_TRAIT (uint32_t, uint64_t, uint32_t); |
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114 |
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115 OCTAVE_INT_BINOP_TRAIT (uint64_t, int8_t, int64_t); |
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116 OCTAVE_INT_BINOP_TRAIT (uint64_t, int16_t, int64_t); |
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117 OCTAVE_INT_BINOP_TRAIT (uint64_t, int32_t, int64_t); |
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118 OCTAVE_INT_BINOP_TRAIT (uint64_t, int64_t, int64_t); |
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119 OCTAVE_INT_BINOP_TRAIT (uint64_t, uint8_t, uint64_t); |
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120 OCTAVE_INT_BINOP_TRAIT (uint64_t, uint16_t, uint64_t); |
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121 OCTAVE_INT_BINOP_TRAIT (uint64_t, uint32_t, uint64_t); |
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122 OCTAVE_INT_BINOP_TRAIT (uint64_t, uint64_t, uint64_t); |
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123 |
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124 template <class T1, class T2> |
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125 inline T2 |
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126 octave_int_fit_to_range (const T1& x, const T2& mn, const T2& mx) |
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127 { |
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128 return (x > mx ? mx : (x < mn ? mn : T2 (x))); |
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129 } |
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130 |
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131 // If X is unsigned and the new type is signed, then we only have to |
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132 // check the upper limit, but we should cast the maximum value of the |
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133 // new type to an unsigned type before performing the comparison. |
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134 // This should always be OK because the maximum value should always be |
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135 // positive. |
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136 |
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137 #define OCTAVE_US_S_FTR(T1, T2, TC) \ |
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138 template <> \ |
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139 inline T2 \ |
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140 octave_int_fit_to_range<T1, T2> (const T1& x, const T2&, const T2& mx) \ |
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141 { \ |
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142 return x > static_cast<TC> (mx) ? mx : x; \ |
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143 } |
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144 |
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145 #define OCTAVE_US_S_FTR_FCNS(T) \ |
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146 OCTAVE_US_S_FTR (T, char, unsigned char) \ |
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147 OCTAVE_US_S_FTR (T, signed char, unsigned char) \ |
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148 OCTAVE_US_S_FTR (T, short, unsigned short) \ |
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149 OCTAVE_US_S_FTR (T, int, unsigned int) \ |
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150 OCTAVE_US_S_FTR (T, long, unsigned long) \ |
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151 OCTAVE_US_S_FTR (T, long long, unsigned long long) |
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152 |
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153 OCTAVE_US_S_FTR_FCNS (unsigned char) |
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154 OCTAVE_US_S_FTR_FCNS (unsigned short) |
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155 OCTAVE_US_S_FTR_FCNS (unsigned int) |
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156 OCTAVE_US_S_FTR_FCNS (unsigned long) |
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157 OCTAVE_US_S_FTR_FCNS (unsigned long long) |
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158 |
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159 // If X is signed and the new type is unsigned, then we only have to |
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160 // check the lower limit (which will always be 0 for an unsigned |
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161 // type). The upper limit will be enforced correctly by converting to |
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162 // the new type, even if the type of X is wider than the new type. |
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163 |
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164 #define OCTAVE_S_US_FTR(T1, T2) \ |
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165 template <> \ |
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166 inline T2 \ |
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167 octave_int_fit_to_range<T1, T2> (const T1& x, const T2&, const T2&) \ |
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168 { \ |
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169 return x <= 0 ? 0 : x; \ |
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170 } |
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171 |
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172 #define OCTAVE_S_US_FTR_FCNS(T) \ |
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173 OCTAVE_S_US_FTR (T, unsigned char) \ |
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174 OCTAVE_S_US_FTR (T, unsigned short) \ |
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175 OCTAVE_S_US_FTR (T, unsigned int) \ |
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176 OCTAVE_S_US_FTR (T, unsigned long) \ |
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177 OCTAVE_S_US_FTR (T, unsigned long long) |
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178 |
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179 OCTAVE_S_US_FTR_FCNS (char) |
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180 OCTAVE_S_US_FTR_FCNS (signed char) |
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181 OCTAVE_S_US_FTR_FCNS (short) |
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182 OCTAVE_S_US_FTR_FCNS (int) |
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183 OCTAVE_S_US_FTR_FCNS (long) |
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184 OCTAVE_S_US_FTR_FCNS (long long) |
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185 |
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186 #define OCTAVE_INT_FIT_TO_RANGE(r, T) \ |
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187 octave_int_fit_to_range (r, \ |
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188 std::numeric_limits<T>::min (), \ |
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189 std::numeric_limits<T>::max ()) |
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190 |
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191 #define OCTAVE_INT_MIN_VAL2(T1, T2) \ |
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192 std::numeric_limits<typename octave_int_binop_traits<T1, T2>::TR>::min () |
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193 |
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194 #define OCTAVE_INT_MAX_VAL2(T1, T2) \ |
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195 std::numeric_limits<typename octave_int_binop_traits<T1, T2>::TR>::max () |
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196 |
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197 #define OCTAVE_INT_FIT_TO_RANGE2(r, T1, T2) \ |
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198 octave_int_fit_to_range (r, \ |
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199 OCTAVE_INT_MIN_VAL2 (T1, T2), \ |
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200 OCTAVE_INT_MAX_VAL2 (T1, T2)) |
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201 |
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202 template <class T> |
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203 class |
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204 octave_int |
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205 { |
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206 public: |
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207 |
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208 typedef T val_type; |
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209 |
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210 octave_int (void) : ival () { } |
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211 |
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212 template <class U> |
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213 octave_int (U i) : ival (OCTAVE_INT_FIT_TO_RANGE (i, T)) { } |
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214 |
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215 octave_int (double d) : ival (OCTAVE_INT_FIT_TO_RANGE (xround (d), T)) { } |
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216 |
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217 octave_int (bool b) : ival (b) { } |
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218 |
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219 template <class U> |
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220 octave_int (const octave_int<U>& i) |
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221 : ival (OCTAVE_INT_FIT_TO_RANGE (i.value (), T)) { } |
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222 |
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223 octave_int (const octave_int<T>& i) : ival (i.ival) { } |
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224 |
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225 octave_int& operator = (const octave_int<T>& i) |
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226 { |
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227 ival = i.ival; |
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228 return *this; |
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229 } |
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230 |
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231 ~octave_int (void) { } |
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232 |
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233 T value (void) const { return ival; } |
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234 |
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235 const unsigned char * iptr (void) const |
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236 { return reinterpret_cast<const unsigned char *> (& ival); } |
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237 |
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238 bool operator ! (void) const { return ! ival; } |
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239 |
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240 octave_int<T> operator + (void) const { return *this; } |
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241 |
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242 octave_int<T> operator - (void) const |
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243 { |
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244 // Can't just return -ival because signed types are not |
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245 // symmetric, which causes things like -intmin("int32") to be the |
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246 // same as intmin("int32") instead of intmax("int32") (which is |
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247 // what we should get with saturation semantics). |
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248 |
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249 return std::numeric_limits<T>::is_signed ? |
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250 OCTAVE_INT_FIT_TO_RANGE (- static_cast<double> (ival), T) : 0; |
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251 } |
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252 |
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253 operator bool (void) const { return static_cast<bool> (value ()); } |
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254 |
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255 operator char (void) const { return static_cast<char> (value ()); } |
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256 |
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257 operator double (void) const { return static_cast<double> (value ()); } |
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258 |
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259 operator float (void) const { return static_cast<float> (value ()); } |
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260 |
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261 octave_int<T>& operator += (const octave_int<T>& x) |
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262 { |
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263 double t = static_cast<double> (value ()); |
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264 double tx = static_cast<double> (x.value ()); |
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265 ival = OCTAVE_INT_FIT_TO_RANGE (t + tx, T); |
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266 return *this; |
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267 } |
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268 |
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269 octave_int<T>& operator -= (const octave_int<T>& x) |
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270 { |
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271 double t = static_cast<double> (value ()); |
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272 double tx = static_cast<double> (x.value ()); |
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273 ival = OCTAVE_INT_FIT_TO_RANGE (t - tx, T); |
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274 return *this; |
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275 } |
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276 |
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277 octave_int<T>& operator *= (const octave_int<T>& x) |
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278 { |
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279 double t = static_cast<double> (value ()); |
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280 double tx = static_cast<double> (x.value ()); |
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281 ival = OCTAVE_INT_FIT_TO_RANGE (t * tx, T); |
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282 return *this; |
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283 } |
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284 |
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285 octave_int<T>& operator /= (const octave_int<T>& x) |
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286 { |
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287 double t = static_cast<double> (value ()); |
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288 double tx = static_cast<double> (x.value ()); |
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289 double r = (t == 0 && tx == 0) ? 0 : xround (t / tx); |
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290 ival = OCTAVE_INT_FIT_TO_RANGE (r, T); |
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291 return *this; |
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292 } |
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293 |
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294 template <class T2> |
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295 octave_int<T>& operator <<= (const T2& x) |
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296 { |
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297 ival = ival << x; |
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298 return *this; |
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299 } |
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300 |
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301 template <class T2> |
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302 octave_int<T>& operator >>= (const T2& x) |
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303 { |
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304 if (ival < 0) |
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305 ival = - (((-ival) >> x) & std::numeric_limits<T>::max()); |
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306 else |
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307 ival = ival >> x; |
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308 return *this; |
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309 } |
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310 |
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311 octave_int<T> min (void) const { return std::numeric_limits<T>::min (); } |
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312 octave_int<T> max (void) const { return std::numeric_limits<T>::max (); } |
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313 |
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314 static int nbits (void) { return sizeof (T) * CHAR_BIT; } |
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315 |
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316 static int byte_size (void) { return sizeof(T); } |
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317 |
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318 // Unsafe. This function exists to support the MEX interface. |
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319 // You should not use it anywhere else. |
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320 void *mex_get_data (void) const { return const_cast<T *> (&ival); } |
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321 |
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322 private: |
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323 |
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324 T ival; |
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325 }; |
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326 |
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327 template <class T> |
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328 octave_int<T> |
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329 pow (const octave_int<T>& a, const octave_int<T>& b) |
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330 { |
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331 octave_int<T> retval; |
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332 |
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333 octave_int<T> zero = octave_int<T> (0); |
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334 octave_int<T> one = octave_int<T> (1); |
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335 |
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336 if (b == zero) |
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337 retval = one; |
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338 else if (b < zero) |
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339 retval = zero; |
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340 else |
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341 { |
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342 octave_int<T> a_val = a; |
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343 octave_int<T> b_val = b; |
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344 |
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345 retval = a; |
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346 |
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347 b_val -= 1; |
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348 |
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349 while (b_val != zero) |
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350 { |
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351 if ((b_val & one) != zero) |
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352 retval = retval * a_val; |
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353 |
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354 b_val = b_val >> 1; |
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355 |
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356 if (b_val > zero) |
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357 a_val = a_val * a_val; |
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358 } |
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359 } |
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360 |
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361 return retval; |
|
|
362 } |
|
|
363 |
|
|
364 template <class T> |
|
4953
|
365 octave_int<T> |
|
|
366 pow (double a, const octave_int<T>& b) |
|
|
367 { |
|
|
368 double tb = static_cast<double> (b.value ()); |
|
|
369 double r = pow (a, tb); |
|
4968
|
370 r = lo_ieee_isnan (r) ? 0 : xround (r); |
|
4953
|
371 return OCTAVE_INT_FIT_TO_RANGE (r, T); |
|
|
372 } |
|
|
373 |
|
|
374 template <class T> |
|
|
375 octave_int<T> |
|
|
376 pow (const octave_int<T>& a, double b) |
|
|
377 { |
|
|
378 double ta = static_cast<double> (a.value ()); |
|
|
379 double r = pow (ta, b); |
|
4968
|
380 r = lo_ieee_isnan (r) ? 0 : xround (r); |
|
4953
|
381 return OCTAVE_INT_FIT_TO_RANGE (r, T); |
|
|
382 } |
|
|
383 |
|
|
384 template <class T> |
|
4902
|
385 std::ostream& |
|
|
386 operator << (std::ostream& os, const octave_int<T>& ival) |
|
|
387 { |
|
|
388 os << ival.value (); |
|
|
389 return os; |
|
|
390 } |
|
|
391 |
|
|
392 template <class T> |
|
|
393 std::istream& |
|
|
394 operator >> (std::istream& is, octave_int<T>& ival) |
|
|
395 { |
|
|
396 T tmp = 0; |
|
|
397 is >> tmp; |
|
|
398 ival = tmp; |
|
|
399 return is; |
|
|
400 } |
|
|
401 |
|
5828
|
402 typedef octave_int<int8_t> octave_int8; |
|
|
403 typedef octave_int<int16_t> octave_int16; |
|
|
404 typedef octave_int<int32_t> octave_int32; |
|
|
405 typedef octave_int<int64_t> octave_int64; |
|
4902
|
406 |
|
5828
|
407 typedef octave_int<uint8_t> octave_uint8; |
|
|
408 typedef octave_int<uint16_t> octave_uint16; |
|
|
409 typedef octave_int<uint32_t> octave_uint32; |
|
|
410 typedef octave_int<uint64_t> octave_uint64; |
|
4902
|
411 |
|
|
412 #define OCTAVE_INT_BIN_OP(OP) \ |
|
|
413 template <class T1, class T2> \ |
|
|
414 octave_int<typename octave_int_binop_traits<T1, T2>::TR> \ |
|
|
415 operator OP (const octave_int<T1>& x, const octave_int<T2>& y) \ |
|
|
416 { \ |
|
|
417 double tx = static_cast<double> (x.value ()); \ |
|
|
418 double ty = static_cast<double> (y.value ()); \ |
|
|
419 double r = tx OP ty; \ |
|
|
420 return OCTAVE_INT_FIT_TO_RANGE2 (r, T1, T2); \ |
|
4906
|
421 } |
|
4902
|
422 |
|
|
423 OCTAVE_INT_BIN_OP(+) |
|
|
424 OCTAVE_INT_BIN_OP(-) |
|
|
425 OCTAVE_INT_BIN_OP(*) |
|
4953
|
426 |
|
|
427 template <class T1, class T2> |
|
|
428 octave_int<typename octave_int_binop_traits<T1, T2>::TR> |
|
|
429 operator / (const octave_int<T1>& x, const octave_int<T2>& y) |
|
|
430 { |
|
|
431 double tx = static_cast<double> (x.value ()); |
|
|
432 double ty = static_cast<double> (y.value ()); |
|
6402
|
433 double r = (tx == 0 && ty == 0) ? 0 : xround (tx / ty); |
|
4953
|
434 return OCTAVE_INT_FIT_TO_RANGE2 (r, T1, T2); |
|
|
435 } |
|
|
436 |
|
|
437 #define OCTAVE_INT_DOUBLE_BIN_OP(OP) \ |
|
|
438 template <class T> \ |
|
|
439 octave_int<T> \ |
|
|
440 operator OP (const octave_int<T>& x, double y) \ |
|
|
441 { \ |
|
|
442 double tx = static_cast<double> (x.value ()); \ |
|
4968
|
443 double r = xround (tx OP y); \ |
|
|
444 r = lo_ieee_isnan (r) ? 0 : xround (r); \ |
|
4953
|
445 return OCTAVE_INT_FIT_TO_RANGE (r, T); \ |
|
|
446 } |
|
|
447 |
|
|
448 OCTAVE_INT_DOUBLE_BIN_OP(+) |
|
|
449 OCTAVE_INT_DOUBLE_BIN_OP(-) |
|
|
450 OCTAVE_INT_DOUBLE_BIN_OP(*) |
|
|
451 OCTAVE_INT_DOUBLE_BIN_OP(/) |
|
|
452 |
|
|
453 #define OCTAVE_DOUBLE_INT_BIN_OP(OP) \ |
|
|
454 template <class T> \ |
|
|
455 octave_int<T> \ |
|
|
456 operator OP (double x, const octave_int<T>& y) \ |
|
|
457 { \ |
|
|
458 double ty = static_cast<double> (y.value ()); \ |
|
|
459 double r = x OP ty; \ |
|
4968
|
460 r = lo_ieee_isnan (r) ? 0 : xround (r); \ |
|
4953
|
461 return OCTAVE_INT_FIT_TO_RANGE (r, T); \ |
|
|
462 } |
|
|
463 |
|
|
464 OCTAVE_DOUBLE_INT_BIN_OP(+) |
|
|
465 OCTAVE_DOUBLE_INT_BIN_OP(-) |
|
|
466 OCTAVE_DOUBLE_INT_BIN_OP(*) |
|
|
467 OCTAVE_DOUBLE_INT_BIN_OP(/) |
|
4902
|
468 |
|
5029
|
469 #define OCTAVE_INT_DOUBLE_CMP_OP(OP) \ |
|
|
470 template <class T> \ |
|
|
471 bool \ |
|
|
472 operator OP (const octave_int<T>& x, const double& y) \ |
|
|
473 { \ |
|
|
474 double tx = static_cast<double> (x.value ()); \ |
|
5030
|
475 return tx OP y; \ |
|
5029
|
476 } |
|
|
477 |
|
|
478 OCTAVE_INT_DOUBLE_CMP_OP (<) |
|
|
479 OCTAVE_INT_DOUBLE_CMP_OP (<=) |
|
|
480 OCTAVE_INT_DOUBLE_CMP_OP (>=) |
|
|
481 OCTAVE_INT_DOUBLE_CMP_OP (>) |
|
|
482 OCTAVE_INT_DOUBLE_CMP_OP (==) |
|
|
483 OCTAVE_INT_DOUBLE_CMP_OP (!=) |
|
|
484 |
|
|
485 #define OCTAVE_DOUBLE_INT_CMP_OP(OP) \ |
|
|
486 template <class T> \ |
|
|
487 bool \ |
|
|
488 operator OP (const double& x, const octave_int<T>& y) \ |
|
|
489 { \ |
|
|
490 double ty = static_cast<double> (y.value ()); \ |
|
5030
|
491 return x OP ty; \ |
|
5029
|
492 } |
|
|
493 |
|
|
494 OCTAVE_DOUBLE_INT_CMP_OP (<) |
|
|
495 OCTAVE_DOUBLE_INT_CMP_OP (<=) |
|
|
496 OCTAVE_DOUBLE_INT_CMP_OP (>=) |
|
|
497 OCTAVE_DOUBLE_INT_CMP_OP (>) |
|
|
498 OCTAVE_DOUBLE_INT_CMP_OP (==) |
|
|
499 OCTAVE_DOUBLE_INT_CMP_OP (!=) |
|
|
500 |
|
4906
|
501 #define OCTAVE_INT_BITCMP_OP(OP) \ |
|
|
502 template <class T> \ |
|
|
503 octave_int<T> \ |
|
|
504 operator OP (const octave_int<T>& x, const octave_int<T>& y) \ |
|
|
505 { \ |
|
|
506 return x.value () OP y.value (); \ |
|
|
507 } |
|
|
508 |
|
|
509 OCTAVE_INT_BITCMP_OP (&) |
|
|
510 OCTAVE_INT_BITCMP_OP (|) |
|
|
511 OCTAVE_INT_BITCMP_OP (^) |
|
|
512 |
|
4952
|
513 template <class T1, class T2> |
|
|
514 octave_int<T1> |
|
|
515 operator << (const octave_int<T1>& x, const T2& y) |
|
|
516 { |
|
5030
|
517 octave_int<T1> retval = x; |
|
4952
|
518 return retval <<= y; |
|
|
519 } |
|
4906
|
520 |
|
4952
|
521 template <class T1, class T2> |
|
|
522 octave_int<T1> |
|
|
523 operator >> (const octave_int<T1>& x, const T2& y) |
|
|
524 { |
|
5030
|
525 octave_int<T1> retval = x; |
|
4952
|
526 return retval >>= y; |
|
|
527 } |
|
4906
|
528 |
|
4909
|
529 template <class T> |
|
|
530 octave_int<T> |
|
4920
|
531 bitshift (const octave_int<T>& a, int n, |
|
|
532 const octave_int<T>& mask = std::numeric_limits<T>::max ()) |
|
4909
|
533 { |
|
|
534 if (n > 0) |
|
4952
|
535 return (a << n) & mask; |
|
4909
|
536 else if (n < 0) |
|
4952
|
537 return (a >> -n) & mask; |
|
4909
|
538 else |
|
|
539 return a; |
|
|
540 } |
|
|
541 |
|
4902
|
542 #define OCTAVE_INT_CMP_OP(OP) \ |
|
|
543 template <class T1, class T2> \ |
|
|
544 bool \ |
|
|
545 operator OP (const octave_int<T1>& x, const octave_int<T2>& y) \ |
|
|
546 { \ |
|
5072
|
547 return x.value () OP y.value (); \ |
|
4906
|
548 } |
|
4902
|
549 |
|
|
550 OCTAVE_INT_CMP_OP (<) |
|
|
551 OCTAVE_INT_CMP_OP (<=) |
|
|
552 OCTAVE_INT_CMP_OP (>=) |
|
|
553 OCTAVE_INT_CMP_OP (>) |
|
|
554 OCTAVE_INT_CMP_OP (==) |
|
|
555 OCTAVE_INT_CMP_OP (!=) |
|
|
556 |
|
5072
|
557 // The following apply if the unsigned type is at least as wide as the |
|
|
558 // signed type (then we can cast postive signed values to the unsigned |
|
|
559 // type and compare). |
|
|
560 |
|
|
561 #define OCTAVE_US_TYPE1_CMP_OP_DECL(OP, LTZ_VAL, UT, ST) \ |
|
6108
|
562 bool OCTAVE_API operator OP (const octave_int<UT>& lhs, const octave_int<ST>& rhs); |
|
5072
|
563 |
|
|
564 #define OCTAVE_US_TYPE1_CMP_OP_DECLS(UT, ST) \ |
|
|
565 OCTAVE_US_TYPE1_CMP_OP_DECL (<, false, UT, ST) \ |
|
|
566 OCTAVE_US_TYPE1_CMP_OP_DECL (<=, false, UT, ST) \ |
|
|
567 OCTAVE_US_TYPE1_CMP_OP_DECL (>=, true, UT, ST) \ |
|
|
568 OCTAVE_US_TYPE1_CMP_OP_DECL (>, true, UT, ST) \ |
|
|
569 OCTAVE_US_TYPE1_CMP_OP_DECL (==, false, UT, ST) \ |
|
|
570 OCTAVE_US_TYPE1_CMP_OP_DECL (!=, true, UT, ST) |
|
|
571 |
|
|
572 #define OCTAVE_SU_TYPE1_CMP_OP_DECL(OP, LTZ_VAL, ST, UT) \ |
|
6108
|
573 bool OCTAVE_API operator OP (const octave_int<ST>& lhs, const octave_int<UT>& rhs); |
|
5072
|
574 |
|
|
575 #define OCTAVE_SU_TYPE1_CMP_OP_DECLS(ST, UT) \ |
|
|
576 OCTAVE_SU_TYPE1_CMP_OP_DECL (<, true, ST, UT) \ |
|
|
577 OCTAVE_SU_TYPE1_CMP_OP_DECL (<=, true, ST, UT) \ |
|
|
578 OCTAVE_SU_TYPE1_CMP_OP_DECL (>=, false, ST, UT) \ |
|
|
579 OCTAVE_SU_TYPE1_CMP_OP_DECL (>, false, ST, UT) \ |
|
|
580 OCTAVE_SU_TYPE1_CMP_OP_DECL (==, false, ST, UT) \ |
|
|
581 OCTAVE_SU_TYPE1_CMP_OP_DECL (!=, true, ST, UT) |
|
|
582 |
|
|
583 #define OCTAVE_TYPE1_CMP_OP_DECLS(UT, ST) \ |
|
|
584 OCTAVE_US_TYPE1_CMP_OP_DECLS (UT, ST) \ |
|
|
585 OCTAVE_SU_TYPE1_CMP_OP_DECLS (ST, UT) |
|
|
586 |
|
5828
|
587 OCTAVE_TYPE1_CMP_OP_DECLS (uint32_t, int8_t) |
|
|
588 OCTAVE_TYPE1_CMP_OP_DECLS (uint32_t, int16_t) |
|
|
589 OCTAVE_TYPE1_CMP_OP_DECLS (uint32_t, int32_t) |
|
5072
|
590 |
|
5828
|
591 OCTAVE_TYPE1_CMP_OP_DECLS (uint64_t, int8_t) |
|
|
592 OCTAVE_TYPE1_CMP_OP_DECLS (uint64_t, int16_t) |
|
|
593 OCTAVE_TYPE1_CMP_OP_DECLS (uint64_t, int32_t) |
|
|
594 OCTAVE_TYPE1_CMP_OP_DECLS (uint64_t, int64_t) |
|
5072
|
595 |
|
|
596 // The following apply if the signed type is wider than the unsigned |
|
|
597 // type (then we can cast unsigned values to the signed type and |
|
|
598 // compare if the signed value is positive). |
|
|
599 |
|
|
600 #define OCTAVE_US_TYPE2_CMP_OP_DECL(OP, LTZ_VAL, UT, ST) \ |
|
6108
|
601 bool OCTAVE_API operator OP (const octave_int<UT>& lhs, const octave_int<ST>& rhs); |
|
5072
|
602 |
|
|
603 #define OCTAVE_US_TYPE2_CMP_OP_DECLS(ST, UT) \ |
|
|
604 OCTAVE_US_TYPE2_CMP_OP_DECL (<, false, ST, UT) \ |
|
|
605 OCTAVE_US_TYPE2_CMP_OP_DECL (<=, false, ST, UT) \ |
|
|
606 OCTAVE_US_TYPE2_CMP_OP_DECL (>=, true, ST, UT) \ |
|
|
607 OCTAVE_US_TYPE2_CMP_OP_DECL (>, true, ST, UT) \ |
|
|
608 OCTAVE_US_TYPE2_CMP_OP_DECL (==, false, ST, UT) \ |
|
|
609 OCTAVE_US_TYPE2_CMP_OP_DECL (!=, true, ST, UT) |
|
|
610 |
|
|
611 #define OCTAVE_SU_TYPE2_CMP_OP_DECL(OP, LTZ_VAL, ST, UT) \ |
|
6108
|
612 bool OCTAVE_API operator OP (const octave_int<ST>& lhs, const octave_int<UT>& rhs); |
|
5072
|
613 |
|
|
614 #define OCTAVE_SU_TYPE2_CMP_OP_DECLS(ST, UT) \ |
|
|
615 OCTAVE_SU_TYPE2_CMP_OP_DECL (<, true, ST, UT) \ |
|
|
616 OCTAVE_SU_TYPE2_CMP_OP_DECL (<=, true, ST, UT) \ |
|
|
617 OCTAVE_SU_TYPE2_CMP_OP_DECL (>=, false, ST, UT) \ |
|
|
618 OCTAVE_SU_TYPE2_CMP_OP_DECL (>, false, ST, UT) \ |
|
|
619 OCTAVE_SU_TYPE2_CMP_OP_DECL (==, false, ST, UT) \ |
|
|
620 OCTAVE_SU_TYPE2_CMP_OP_DECL (!=, true, ST, UT) |
|
|
621 |
|
|
622 #define OCTAVE_TYPE2_CMP_OP_DECLS(UT, ST) \ |
|
|
623 OCTAVE_US_TYPE2_CMP_OP_DECLS (UT, ST) \ |
|
|
624 OCTAVE_SU_TYPE2_CMP_OP_DECLS (ST, UT) |
|
|
625 |
|
5828
|
626 OCTAVE_TYPE2_CMP_OP_DECLS (uint32_t, int64_t) |
|
5072
|
627 |
|
4902
|
628 #undef OCTAVE_INT_BINOP_TRAIT |
|
5072
|
629 #undef OCTAVE_US_S_FTR |
|
|
630 #undef OCTAVE_US_S_FTR_FCNS |
|
|
631 #undef OCTAVE_S_US_FTR |
|
|
632 #undef OCTAVE_S_US_FTR_FCNS |
|
4902
|
633 #undef OCTAVE_INT_FIT_TO_RANGE |
|
|
634 #undef OCTAVE_INT_MIN_VAL2 |
|
|
635 #undef OCTAVE_INT_MAX_VAL2 |
|
|
636 #undef OCTAVE_INT_FIT_TO_RANGE2 |
|
|
637 #undef OCTAVE_INT_BIN_OP |
|
5072
|
638 #undef OCTAVE_INT_DOUBLE_BIN_OP |
|
|
639 #undef OCTAVE_DOUBLE_INT_BIN_OP |
|
|
640 #undef OCTAVE_INT_DOUBLE_CMP_OP |
|
|
641 #undef OCTAVE_DOUBLE_INT_CMP_OP |
|
|
642 #undef OCTAVE_INT_BITCMP_OP |
|
4902
|
643 #undef OCTAVE_INT_CMP_OP |
|
5072
|
644 #undef OCTAVE_US_TYPE1_CMP_OP_DECL |
|
|
645 #undef OCTAVE_US_TYPE1_CMP_OP_DECLS |
|
|
646 #undef OCTAVE_SU_TYPE1_CMP_OP_DECL |
|
|
647 #undef OCTAVE_SU_TYPE1_CMP_OP_DECLS |
|
|
648 #undef OCTAVE_TYPE1_CMP_OP_DECLS |
|
|
649 #undef OCTAVE_US_TYPE2_CMP_OP_DECL |
|
|
650 #undef OCTAVE_US_TYPE2_CMP_OP_DECLS |
|
|
651 #undef OCTAVE_SU_TYPE2_CMP_OP_DECL |
|
|
652 #undef OCTAVE_SU_TYPE2_CMP_OP_DECLS |
|
5074
|
653 #undef OCTAVE_TYPE2_CMP_OP_DECLS |
|
4902
|
654 |
|
|
655 #endif |
|
|
656 |
|
|
657 /* |
|
|
658 ;;; Local Variables: *** |
|
|
659 ;;; mode: C++ *** |
|
|
660 ;;; End: *** |
|
|
661 */ |
