1 (* Title: Pure/RAW/proper_int.ML |
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2 Author: Makarius |
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3 |
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4 SML basis with type int representing proper integers, not machine |
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5 words. |
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6 *) |
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7 |
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8 val mk_int = IntInf.fromInt: Int.int -> IntInf.int; |
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9 val dest_int = IntInf.toInt: IntInf.int -> Int.int; |
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10 |
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11 |
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12 (* Int *) |
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13 |
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14 type int = IntInf.int; |
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15 |
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16 structure IntInf = |
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17 struct |
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18 open IntInf; |
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19 fun fromInt (a: int) = a; |
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20 fun toInt (a: int) = a; |
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21 val log2 = mk_int o IntInf.log2; |
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22 val sign = mk_int o IntInf.sign; |
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23 end; |
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24 |
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25 structure Int = IntInf; |
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26 |
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27 |
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28 (* List *) |
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29 |
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30 structure List = |
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31 struct |
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32 open List; |
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33 fun length a = mk_int (List.length a); |
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34 fun nth (a, b) = List.nth (a, dest_int b); |
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35 fun take (a, b) = List.take (a, dest_int b); |
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36 fun drop (a, b) = List.drop (a, dest_int b); |
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37 fun tabulate (a, b) = List.tabulate (dest_int a, b o mk_int); |
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38 end; |
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39 |
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40 val length = List.length; |
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41 |
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42 |
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43 (* Array *) |
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44 |
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45 structure Array = |
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46 struct |
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47 open Array; |
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48 val maxLen = mk_int Array.maxLen; |
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49 fun array (a, b) = Array.array (dest_int a, b); |
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50 fun tabulate (a, b) = Array.tabulate (dest_int a, b o mk_int); |
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51 fun length a = mk_int (Array.length a); |
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52 fun sub (a, b) = Array.sub (a, dest_int b); |
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53 fun update (a, b, c) = Array.update (a, dest_int b, c); |
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54 fun copy {src, dst, di} = Array.copy {src = src, dst = dst, di = dest_int di}; |
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55 fun copyVec {src, dst, di} = Array.copyVec {src = src, dst = dst, di = dest_int di}; |
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56 fun appi a b = Array.appi (fn (x, y) => a (mk_int x, y)) b; |
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57 fun modifyi a b = Array.modifyi (fn (x, y) => a (mk_int x, y)) b; |
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58 fun foldli a b c = Array.foldli (fn (x, y, z) => a (mk_int x, y, z)) b c; |
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59 fun foldri a b c = Array.foldri (fn (x, y, z) => a (mk_int x, y, z)) b c; |
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60 fun findi a b = |
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61 (case Array.findi (fn (x, y) => a (mk_int x, y)) b of |
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62 NONE => NONE |
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63 | SOME (c, d) => SOME (mk_int c, d)); |
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64 end; |
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65 |
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66 |
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67 (* Vector *) |
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68 |
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69 structure Vector = |
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70 struct |
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71 open Vector; |
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72 val maxLen = mk_int Vector.maxLen; |
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73 fun tabulate (a, b) = Vector.tabulate (dest_int a, b o mk_int); |
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74 fun length a = mk_int (Vector.length a); |
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75 fun sub (a, b) = Vector.sub (a, dest_int b); |
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76 fun update (a, b, c) = Vector.update (a, dest_int b, c); |
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77 fun appi a b = Vector.appi (fn (x, y) => a (mk_int x, y)) b; |
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78 fun mapi a b = Vector.mapi (fn (x, y) => a (mk_int x, y)) b; |
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79 fun foldli a b c = Vector.foldli (fn (x, y, z) => a (mk_int x, y, z)) b c; |
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80 fun foldri a b c = Vector.foldri (fn (x, y, z) => a (mk_int x, y, z)) b c; |
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81 fun findi a b = |
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82 (case Vector.findi (fn (x, y) => a (mk_int x, y)) b of |
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83 NONE => NONE |
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84 | SOME (c, d) => SOME (mk_int c, d)); |
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85 end; |
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86 |
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87 |
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88 (* CharVector *) |
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89 |
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90 structure CharVector = |
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91 struct |
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92 open CharVector; |
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93 fun tabulate (a, b) = CharVector.tabulate (dest_int a, b o mk_int); |
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94 end; |
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95 |
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96 |
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97 (* Word8VectorSlice *) |
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98 |
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99 structure Word8VectorSlice = |
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100 struct |
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101 open Word8VectorSlice; |
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102 val length = mk_int o Word8VectorSlice.length; |
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103 fun subslice (a, b, c) = Word8VectorSlice.subslice (a, dest_int b, Option.map dest_int c); |
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104 end; |
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105 |
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106 |
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107 (* Char *) |
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108 |
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109 structure Char = |
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110 struct |
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111 open Char; |
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112 val maxOrd = mk_int Char.maxOrd; |
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113 val chr = Char.chr o dest_int; |
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114 val ord = mk_int o Char.ord; |
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115 end; |
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116 |
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117 val chr = Char.chr; |
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118 val ord = Char.ord; |
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119 |
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120 |
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121 (* String *) |
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122 |
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123 structure String = |
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124 struct |
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125 open String; |
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126 val maxSize = mk_int String.maxSize; |
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127 val size = mk_int o String.size; |
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128 fun sub (a, b) = String.sub (a, dest_int b); |
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129 fun extract (a, b, c) = String.extract (a, dest_int b, Option.map dest_int c); |
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130 fun substring (a, b, c) = String.substring (a, dest_int b, dest_int c); |
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131 end; |
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132 |
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133 val size = String.size; |
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134 val substring = String.substring; |
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135 |
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136 |
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137 (* Substring *) |
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138 |
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139 structure Substring = |
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140 struct |
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141 open Substring; |
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142 fun sub (a, b) = Substring.sub (a, dest_int b); |
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143 val size = mk_int o Substring.size; |
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144 fun base a = let val (b, c, d) = Substring.base a in (b, mk_int c, mk_int d) end; |
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145 fun extract (a, b, c) = Substring.extract (a, dest_int b, Option.map dest_int c); |
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146 fun substring (a, b, c) = Substring.substring (a, dest_int b, dest_int c); |
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147 fun triml a b = Substring.triml (dest_int a) b; |
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148 fun trimr a b = Substring.trimr (dest_int a) b; |
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149 fun slice (a, b, c) = Substring.slice (a, dest_int b, Option.map dest_int c); |
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150 fun splitAt (a, b) = Substring.splitAt (a, dest_int b); |
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151 end; |
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152 |
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153 |
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154 (* StringCvt *) |
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155 |
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156 structure StringCvt = |
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157 struct |
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158 open StringCvt; |
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159 datatype realfmt = EXACT | FIX of int option | GEN of int option | SCI of int option; |
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160 fun realfmt fmt = Real.fmt |
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161 (case fmt of |
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162 EXACT => StringCvt.EXACT |
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163 | FIX NONE => StringCvt.FIX NONE |
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164 | FIX (SOME b) => StringCvt.FIX (SOME (dest_int b)) |
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165 | GEN NONE => StringCvt.GEN NONE |
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166 | GEN (SOME b) => StringCvt.GEN (SOME (dest_int b)) |
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167 | SCI NONE => StringCvt.SCI NONE |
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168 | SCI (SOME b) => StringCvt.SCI (SOME (dest_int b))); |
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169 fun padRight a b c = StringCvt.padRight a (dest_int b) c; |
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170 fun padLeft a b c = StringCvt.padLeft a (dest_int b) c; |
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171 end; |
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172 |
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173 |
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174 (* Word *) |
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175 |
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176 structure Word = |
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177 struct |
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178 open Word; |
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179 val wordSize = mk_int Word.wordSize; |
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180 val toInt = Word.toLargeInt; |
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181 val toIntX = Word.toLargeIntX; |
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182 val fromInt = Word.fromLargeInt; |
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183 end; |
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184 |
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185 structure Word8 = |
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186 struct |
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187 open Word8; |
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188 val wordSize = mk_int Word8.wordSize; |
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189 val toInt = Word8.toLargeInt; |
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190 val toIntX = Word8.toLargeIntX; |
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191 val fromInt = Word8.fromLargeInt; |
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192 end; |
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193 |
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194 structure Word32 = |
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195 struct |
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196 open Word32; |
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197 val wordSize = mk_int Word32.wordSize; |
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198 val toInt = Word32.toLargeInt; |
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199 val toIntX = Word32.toLargeIntX; |
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200 val fromInt = Word32.fromLargeInt; |
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201 end; |
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202 |
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203 structure LargeWord = |
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204 struct |
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205 open LargeWord; |
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206 val wordSize = mk_int LargeWord.wordSize; |
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207 val toInt = LargeWord.toLargeInt; |
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208 val toIntX = LargeWord.toLargeIntX; |
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209 val fromInt = LargeWord.fromLargeInt; |
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210 end; |
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211 |
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212 |
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213 (* Real *) |
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214 |
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215 structure Real = |
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216 struct |
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217 open Real; |
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218 val radix = mk_int Real.radix; |
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219 val precision = mk_int Real.precision; |
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220 fun sign a = mk_int (Real.sign a); |
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221 fun toManExp a = let val {man, exp} = Real.toManExp a in {man = man, exp = mk_int exp} end; |
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222 fun fromManExp {man, exp} = Real.fromManExp {man = man, exp = dest_int exp}; |
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223 val ceil = mk_int o Real.ceil; |
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224 val floor = mk_int o Real.floor; |
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225 val real = Real.fromInt o dest_int; |
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226 val round = mk_int o Real.round; |
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227 val trunc = mk_int o Real.trunc; |
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228 fun toInt a b = mk_int (Real.toInt a b); |
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229 fun fromInt a = Real.fromInt (dest_int a); |
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230 val fmt = StringCvt.realfmt; |
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231 end; |
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232 |
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233 val ceil = Real.ceil; |
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234 val floor = Real.floor; |
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235 val real = Real.real; |
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236 val round = Real.round; |
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237 val trunc = Real.trunc; |
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238 |
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239 |
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240 (* TextIO *) |
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241 |
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242 structure TextIO = |
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243 struct |
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244 open TextIO; |
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245 fun inputN (a, b) = TextIO.inputN (a, dest_int b); |
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246 fun canInput (a, b) = Option.map mk_int (TextIO.canInput (a, dest_int b)); |
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247 end; |
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248 |
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249 |
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250 (* BinIO *) |
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251 |
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252 structure BinIO = |
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253 struct |
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254 open BinIO; |
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255 fun inputN (a, b) = BinIO.inputN (a, dest_int b); |
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256 fun canInput (a, b) = Option.map mk_int (BinIO.canInput (a, dest_int b)); |
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257 end; |
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258 |
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259 |
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260 (* Time *) |
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261 |
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262 structure Time = |
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263 struct |
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264 open Time; |
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265 fun fmt a b = Time.fmt (dest_int a) b; |
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266 end; |
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267 |
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268 |
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269 (* Sockets *) |
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270 |
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271 structure INetSock = |
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272 struct |
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273 open INetSock; |
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274 fun toAddr (a, b) = INetSock.toAddr (a, dest_int b); |
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275 fun fromAddr adr = let val (a, b) = INetSock.fromAddr adr in (a, mk_int b) end; |
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276 end; |
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277 |
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278 |
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279 (* OS.FileSys *) |
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280 |
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281 structure OS = |
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282 struct |
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283 open OS; |
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284 structure FileSys = |
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285 struct |
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286 open FileSys; |
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287 fun fileSize a = mk_int (FileSys.fileSize a); |
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288 end; |
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289 end; |
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