1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // stdlib -- |
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8 | // |
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9 | // Author : Peter A. Buhr |
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10 | // Created On : Thu Jan 28 17:12:35 2016 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Thu Apr 16 22:44:05 2020 |
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13 | // Update Count : 432 |
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14 | // |
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15 | |
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16 | #pragma once |
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17 | |
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18 | #include "bits/defs.hfa" |
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19 | #include "bits/align.hfa" |
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20 | |
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21 | #include <stdlib.h> // *alloc, strto*, ato* |
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22 | |
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23 | // Reduce includes by explicitly defining these routines. |
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24 | extern "C" { |
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25 | void * memalign( size_t align, size_t size ); // malloc.h |
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26 | size_t malloc_usable_size( void * ptr ); // malloc.h |
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27 | size_t malloc_size( void * addr ); // CFA heap |
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28 | void * cmemalign( size_t alignment, size_t noOfElems, size_t elemSize ); // CFA heap |
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29 | void * memset( void * dest, int fill, size_t size ); // string.h |
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30 | void * memcpy( void * dest, const void * src, size_t size ); // string.h |
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31 | void * resize( void * oaddr, size_t size ); // CFA heap |
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32 | } // extern "C" |
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33 | |
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34 | void * resize( void * oaddr, size_t nalign, size_t size ); // CFA heap |
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35 | void * realloc( void * oaddr, size_t nalign, size_t size ); // CFA heap |
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36 | |
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37 | //--------------------------------------- |
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38 | |
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39 | #ifndef EXIT_FAILURE |
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40 | #define EXIT_FAILURE 1 // failing exit status |
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41 | #define EXIT_SUCCESS 0 // successful exit status |
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42 | #endif // ! EXIT_FAILURE |
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43 | |
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44 | //--------------------------------------- |
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45 | |
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46 | static inline forall( dtype T | sized(T) ) { |
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47 | // Cforall safe equivalents, i.e., implicit size specification |
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48 | |
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49 | T * malloc( void ) { |
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50 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)malloc( (size_t)sizeof(T) ); // C malloc |
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51 | else return (T *)memalign( _Alignof(T), sizeof(T) ); |
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52 | } // malloc |
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53 | |
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54 | T * calloc( size_t dim ) { |
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55 | if ( _Alignof(T) <= libAlign() )return (T *)(void *)calloc( dim, sizeof(T) ); // C calloc |
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56 | else return (T *)cmemalign( _Alignof(T), dim, sizeof(T) ); |
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57 | } // calloc |
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58 | |
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59 | T * realloc( T * ptr, size_t size ) { // CFA realloc, eliminate return-type cast |
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60 | return (T *)(void *)realloc( (void *)ptr, size ); // C realloc |
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61 | } // realloc |
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62 | |
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63 | T * memalign( size_t align ) { |
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64 | return (T *)memalign( align, sizeof(T) ); // C memalign |
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65 | } // memalign |
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66 | |
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67 | T * cmemalign( size_t align, size_t dim ) { |
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68 | return (T *)cmemalign( align, dim, sizeof(T) ); // CFA cmemalign |
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69 | } // cmemalign |
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70 | |
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71 | T * aligned_alloc( size_t align ) { |
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72 | return (T *)aligned_alloc( align, sizeof(T) ); // C aligned_alloc |
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73 | } // aligned_alloc |
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74 | |
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75 | int posix_memalign( T ** ptr, size_t align ) { |
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76 | return posix_memalign( (void **)ptr, align, sizeof(T) ); // C posix_memalign |
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77 | } // posix_memalign |
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78 | } // distribution |
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79 | |
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80 | static inline forall( dtype T | sized(T) ) { |
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81 | // Cforall safe general allocation, fill, resize, array |
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82 | |
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83 | T * alloc( void ) { |
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84 | return malloc(); |
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85 | } // alloc |
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86 | |
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87 | T * alloc( size_t dim ) { |
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88 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)malloc( dim * (size_t)sizeof(T) ); |
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89 | else return (T *)memalign( _Alignof(T), dim * sizeof(T) ); |
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90 | } // alloc |
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91 | |
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92 | forall( dtype S | sized(S) ) |
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93 | T * alloc( S ptr[], size_t dim = 1 ) { // singleton/array resize |
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94 | size_t len = malloc_usable_size( ptr ); // current bucket size |
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95 | if ( sizeof(T) * dim > len ) { // not enough space ? |
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96 | T * temp = alloc( dim ); // new storage |
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97 | free( ptr ); // free old storage |
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98 | return temp; |
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99 | } else { |
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100 | return (T *)ptr; |
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101 | } // if |
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102 | } // alloc |
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103 | |
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104 | T * alloc( T ptr[], size_t dim, bool copy = true ) { |
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105 | if ( copy ) { // realloc |
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106 | return (T *)(void *)realloc( (void *)ptr, dim * sizeof(T) ); // C realloc |
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107 | } else { |
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108 | struct __Unknown {}; |
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109 | return alloc( (__Unknown *)ptr, dim ); // reuse, cheat making T/S different types |
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110 | } // if |
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111 | } // alloc |
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112 | |
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113 | T * alloc_set( char fill ) { |
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114 | return (T *)memset( (T *)alloc(), (int)fill, sizeof(T) ); // initialize with fill value |
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115 | } // alloc |
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116 | |
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117 | T * alloc_set( T fill ) { |
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118 | return (T *)memcpy( (T *)alloc(), &fill, sizeof(T) ); // initialize with fill value |
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119 | } // alloc |
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120 | |
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121 | T * alloc_set( size_t dim, char fill ) { |
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122 | return (T *)memset( (T *)alloc( dim ), (int)fill, dim * sizeof(T) ); // initialize with fill value |
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123 | } // alloc |
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124 | |
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125 | T * alloc_set( size_t dim, T fill ) { |
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126 | T * r = (T *)alloc( dim ); |
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127 | for ( i; dim ) { memcpy( &r[i], &fill, sizeof(T) ); } // initialize with fill value |
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128 | return r; |
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129 | } // alloc |
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130 | |
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131 | T * alloc_set( size_t dim, const T fill[] ) { |
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132 | return (T *)memcpy( (T *)alloc( dim ), fill, dim * sizeof(T) ); // initialize with fill value |
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133 | } // alloc |
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134 | } // distribution |
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135 | |
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136 | forall( dtype T | sized(T) ) { |
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137 | T * alloc_set( T ptr[], size_t dim, char fill ); // realloc array with fill |
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138 | T * alloc_set( T ptr[], size_t dim, T fill ); // realloc array with fill |
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139 | } // distribution |
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140 | |
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141 | static inline forall( dtype T | sized(T) ) { |
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142 | T * alloc_align( size_t align ) { |
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143 | return (T *)memalign( align, sizeof(T) ); |
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144 | } // alloc_align |
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145 | |
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146 | T * alloc_align( size_t align, size_t dim ) { |
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147 | return (T *)memalign( align, dim * sizeof(T) ); |
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148 | } // alloc_align |
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149 | |
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150 | T * alloc_align( T ptr[], size_t align ) { // aligned realloc array |
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151 | return (T *)(void *)realloc( (void *)ptr, align, sizeof(T) ); // CFA realloc |
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152 | } // alloc_align |
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153 | |
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154 | forall( dtype S | sized(S) ) |
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155 | T * alloc_align( S ptr[], size_t align ) { // aligned reuse array |
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156 | return (T *)(void *)resize( (void *)ptr, align, sizeof(T) ); // CFA realloc |
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157 | } // alloc_align |
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158 | |
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159 | T * alloc_align( T ptr[], size_t align, size_t dim ) { // aligned realloc array |
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160 | return (T *)(void *)realloc( (void *)ptr, align, dim * sizeof(T) ); // CFA realloc |
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161 | } // alloc_align |
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162 | |
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163 | T * alloc_align_set( size_t align, char fill ) { |
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164 | return (T *)memset( (T *)alloc_align( align ), (int)fill, sizeof(T) ); // initialize with fill value |
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165 | } // alloc_align |
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166 | |
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167 | T * alloc_align_set( size_t align, T fill ) { |
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168 | return (T *)memcpy( (T *)alloc_align( align ), &fill, sizeof(T) ); // initialize with fill value |
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169 | } // alloc_align |
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170 | |
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171 | T * alloc_align_set( size_t align, size_t dim, char fill ) { |
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172 | return (T *)memset( (T *)alloc_align( align, dim ), (int)fill, dim * sizeof(T) ); // initialize with fill value |
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173 | } // alloc_align |
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174 | |
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175 | T * alloc_align_set( size_t align, size_t dim, T fill ) { |
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176 | T * r = (T *)alloc_align( align, dim ); |
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177 | for ( i; dim ) { memcpy( &r[i], &fill, sizeof(T) ); } // initialize with fill value |
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178 | return r; |
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179 | } // alloc_align |
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180 | |
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181 | T * alloc_align_set( size_t align, size_t dim, const T fill[] ) { |
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182 | return (T *)memcpy( (T *)alloc_align( align, dim ), fill, dim * sizeof(T) ); |
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183 | } // alloc_align |
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184 | } // distribution |
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185 | |
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186 | forall( dtype T | sized(T) ) { |
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187 | T * alloc_align_set( T ptr[], size_t align, char fill ); // aligned realloc with fill |
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188 | T * alloc_align_set( T ptr[], size_t align, T fill ); // aligned realloc with fill |
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189 | T * alloc_align_set( T ptr[], size_t align, size_t dim, char fill ); // aligned realloc array with fill |
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190 | T * alloc_align_set( T ptr[], size_t align, size_t dim, T fill ); // aligned realloc array with fill |
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191 | } // distribution |
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192 | |
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193 | static inline forall( dtype T | sized(T) ) { |
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194 | // Cforall safe initialization/copy, i.e., implicit size specification, non-array types |
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195 | T * memset( T * dest, char fill ) { |
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196 | return (T *)memset( dest, fill, sizeof(T) ); |
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197 | } // memset |
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198 | |
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199 | T * memcpy( T * dest, const T * src ) { |
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200 | return (T *)memcpy( dest, src, sizeof(T) ); |
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201 | } // memcpy |
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202 | } // distribution |
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203 | |
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204 | static inline forall( dtype T | sized(T) ) { |
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205 | // Cforall safe initialization/copy, i.e., implicit size specification, array types |
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206 | T * amemset( T dest[], char fill, size_t dim ) { |
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207 | return (T *)(void *)memset( dest, fill, dim * sizeof(T) ); // C memset |
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208 | } // amemset |
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209 | |
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210 | T * amemcpy( T dest[], const T src[], size_t dim ) { |
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211 | return (T *)(void *)memcpy( dest, src, dim * sizeof(T) ); // C memcpy |
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212 | } // amemcpy |
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213 | } // distribution |
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214 | |
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215 | // Cforall allocation/deallocation and constructor/destructor, non-array types |
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216 | forall( dtype T | sized(T), ttype Params | { void ?{}( T &, Params ); } ) T * new( Params p ); |
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217 | forall( dtype T | sized(T) | { void ^?{}( T & ); } ) void delete( T * ptr ); |
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218 | forall( dtype T, ttype Params | sized(T) | { void ^?{}( T & ); void delete( Params ); } ) void delete( T * ptr, Params rest ); |
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219 | |
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220 | // Cforall allocation/deallocation and constructor/destructor, array types |
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221 | forall( dtype T | sized(T), ttype Params | { void ?{}( T &, Params ); } ) T * anew( size_t dim, Params p ); |
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222 | forall( dtype T | sized(T) | { void ^?{}( T & ); } ) void adelete( size_t dim, T arr[] ); |
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223 | forall( dtype T | sized(T) | { void ^?{}( T & ); }, ttype Params | { void adelete( Params ); } ) void adelete( size_t dim, T arr[], Params rest ); |
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224 | |
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225 | //--------------------------------------- |
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226 | |
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227 | static inline { |
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228 | int strto( const char sptr[], char ** eptr, int base ) { return (int)strtol( sptr, eptr, base ); } |
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229 | unsigned int strto( const char sptr[], char ** eptr, int base ) { return (unsigned int)strtoul( sptr, eptr, base ); } |
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230 | long int strto( const char sptr[], char ** eptr, int base ) { return strtol( sptr, eptr, base ); } |
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231 | unsigned long int strto( const char sptr[], char ** eptr, int base ) { return strtoul( sptr, eptr, base ); } |
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232 | long long int strto( const char sptr[], char ** eptr, int base ) { return strtoll( sptr, eptr, base ); } |
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233 | unsigned long long int strto( const char sptr[], char ** eptr, int base ) { return strtoull( sptr, eptr, base ); } |
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234 | |
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235 | float strto( const char sptr[], char ** eptr ) { return strtof( sptr, eptr ); } |
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236 | double strto( const char sptr[], char ** eptr ) { return strtod( sptr, eptr ); } |
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237 | long double strto( const char sptr[], char ** eptr ) { return strtold( sptr, eptr ); } |
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238 | } // distribution |
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239 | |
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240 | float _Complex strto( const char sptr[], char ** eptr ); |
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241 | double _Complex strto( const char sptr[], char ** eptr ); |
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242 | long double _Complex strto( const char sptr[], char ** eptr ); |
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243 | |
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244 | static inline { |
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245 | int ato( const char sptr[] ) { return (int)strtol( sptr, 0p, 10 ); } |
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246 | unsigned int ato( const char sptr[] ) { return (unsigned int)strtoul( sptr, 0p, 10 ); } |
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247 | long int ato( const char sptr[] ) { return strtol( sptr, 0p, 10 ); } |
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248 | unsigned long int ato( const char sptr[] ) { return strtoul( sptr, 0p, 10 ); } |
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249 | long long int ato( const char sptr[] ) { return strtoll( sptr, 0p, 10 ); } |
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250 | unsigned long long int ato( const char sptr[] ) { return strtoull( sptr, 0p, 10 ); } |
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251 | |
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252 | float ato( const char sptr[] ) { return strtof( sptr, 0p ); } |
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253 | double ato( const char sptr[] ) { return strtod( sptr, 0p ); } |
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254 | long double ato( const char sptr[] ) { return strtold( sptr, 0p ); } |
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255 | |
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256 | float _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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257 | double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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258 | long double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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259 | } // distribution |
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260 | |
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261 | //--------------------------------------- |
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262 | |
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263 | forall( otype E | { int ?<?( E, E ); } ) { |
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264 | E * bsearch( E key, const E * vals, size_t dim ); |
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265 | size_t bsearch( E key, const E * vals, size_t dim ); |
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266 | E * bsearchl( E key, const E * vals, size_t dim ); |
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267 | size_t bsearchl( E key, const E * vals, size_t dim ); |
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268 | E * bsearchu( E key, const E * vals, size_t dim ); |
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269 | size_t bsearchu( E key, const E * vals, size_t dim ); |
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270 | } // distribution |
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271 | |
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272 | forall( otype K, otype E | { int ?<?( K, K ); K getKey( const E & ); } ) { |
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273 | E * bsearch( K key, const E * vals, size_t dim ); |
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274 | size_t bsearch( K key, const E * vals, size_t dim ); |
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275 | E * bsearchl( K key, const E * vals, size_t dim ); |
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276 | size_t bsearchl( K key, const E * vals, size_t dim ); |
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277 | E * bsearchu( K key, const E * vals, size_t dim ); |
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278 | size_t bsearchu( K key, const E * vals, size_t dim ); |
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279 | } // distribution |
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280 | |
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281 | forall( otype E | { int ?<?( E, E ); } ) { |
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282 | void qsort( E * vals, size_t dim ); |
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283 | } // distribution |
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284 | |
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285 | //--------------------------------------- |
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286 | |
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287 | extern "C" { // override C version |
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288 | void srandom( unsigned int seed ); |
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289 | long int random( void ); |
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290 | } // extern "C" |
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291 | |
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292 | static inline { |
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293 | long int random( long int l, long int u ) { if ( u < l ) [u, l] = [l, u]; return lrand48() % (u - l) + l; } // [l,u) |
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294 | long int random( long int u ) { if ( u < 0 ) return random( u, 0 ); else return random( 0, u ); } // [0,u) |
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295 | unsigned long int random( void ) { return lrand48(); } |
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296 | unsigned long int random( unsigned long int l, unsigned long int u ) { if ( u < l ) [u, l] = [l, u]; return lrand48() % (u - l) + l; } // [l,u) |
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297 | unsigned long int random( unsigned long int u ) { return lrand48() % u; } // [0,u) |
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298 | |
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299 | char random( void ) { return (unsigned long int)random(); } |
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300 | char random( char u ) { return random( (unsigned long int)u ); } // [0,u) |
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301 | char random( char l, char u ) { return random( (unsigned long int)l, (unsigned long int)u ); } // [l,u) |
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302 | int random( void ) { return (long int)random(); } |
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303 | int random( int u ) { return random( (long int)u ); } // [0,u] |
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304 | int random( int l, int u ) { return random( (long int)l, (long int)u ); } // [l,u) |
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305 | unsigned int random( void ) { return (unsigned long int)random(); } |
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306 | unsigned int random( unsigned int u ) { return random( (unsigned long int)u ); } // [0,u] |
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307 | unsigned int random( unsigned int l, unsigned int u ) { return random( (unsigned long int)l, (unsigned long int)u ); } // [l,u) |
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308 | } // distribution |
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309 | |
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310 | float random( void ); // [0.0, 1.0) |
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311 | double random( void ); // [0.0, 1.0) |
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312 | float _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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313 | double _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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314 | long double _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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315 | |
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316 | //--------------------------------------- |
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317 | |
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318 | #include "common.hfa" |
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319 | |
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320 | //--------------------------------------- |
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321 | |
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322 | extern bool threading_enabled(void) OPTIONAL_THREAD; |
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323 | |
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324 | // Local Variables: // |
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325 | // mode: c // |
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326 | // tab-width: 4 // |
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327 | // End: // |
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