[bd85400] | 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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[bb82c03] | 7 | // stdlib -- |
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[bd85400] | 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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[b89c7c2] | 11 | // Last Modified By : Peter A. Buhr |
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[c354108] | 12 | // Last Modified On : Fri Aug 14 23:38:50 2020 |
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| 13 | // Update Count : 504 |
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[bd85400] | 14 | // |
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| 15 | |
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[53a6c2a] | 16 | #pragma once |
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[17e5e2b] | 17 | |
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[2026bb6] | 18 | #include "bits/defs.hfa" |
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[d6b03b7] | 19 | #include "bits/align.hfa" |
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[2026bb6] | 20 | |
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[d46ed6e] | 21 | #include <stdlib.h> // *alloc, strto*, ato* |
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[4e7c0fc0] | 22 | #include <heap.hfa> |
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[d6b03b7] | 23 | |
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[ca7949b] | 24 | // Reduce includes by explicitly defining these routines. |
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[3ce0d440] | 25 | extern "C" { |
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[4e7c0fc0] | 26 | void * memalign( size_t alignment, size_t size ); // malloc.h |
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| 27 | void * pvalloc( size_t size ); // malloc.h |
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[b9c04946] | 28 | void * memset( void * dest, int fill, size_t size ); // string.h |
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[57fc7d8] | 29 | void * memcpy( void * dest, const void * src, size_t size ); // string.h |
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[3ce0d440] | 30 | } // extern "C" |
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[e672372] | 31 | |
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[bd85400] | 32 | //--------------------------------------- |
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| 33 | |
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[45161b4d] | 34 | #ifndef EXIT_FAILURE |
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| 35 | #define EXIT_FAILURE 1 // failing exit status |
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| 36 | #define EXIT_SUCCESS 0 // successful exit status |
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| 37 | #endif // ! EXIT_FAILURE |
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| 38 | |
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| 39 | //--------------------------------------- |
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| 40 | |
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[c354108] | 41 | #include "common.hfa" |
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| 42 | |
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| 43 | //--------------------------------------- |
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| 44 | |
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[b0a0ee4] | 45 | // Macro because of returns |
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| 46 | #define $VAR_ALLOC( allocation, alignment ) \ |
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| 47 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)allocation( (size_t)sizeof(T) ); /* C allocation */ \ |
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| 48 | else return (T *)alignment( _Alignof(T), sizeof(T) ) |
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| 49 | |
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| 50 | #define $ARRAY_ALLOC( allocation, alignment, dim ) \ |
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| 51 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)allocation( dim, (size_t)sizeof(T) ); /* C allocation */ \ |
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| 52 | else return (T *)alignment( _Alignof(T), dim, sizeof(T) ) |
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| 53 | |
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| 54 | #define $RE_SPECIALS( ptr, size, allocation, alignment ) \ |
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| 55 | if ( unlikely( size == 0 ) || unlikely( ptr == 0p ) ) { \ |
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| 56 | if ( unlikely( size == 0 ) ) free( ptr ); \ |
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| 57 | $VAR_ALLOC( malloc, memalign ); \ |
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| 58 | } /* if */ |
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| 59 | |
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[74b19fb] | 60 | static inline forall( dtype T | sized(T) ) { |
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[ca7949b] | 61 | // Cforall safe equivalents, i.e., implicit size specification |
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[3ce0d440] | 62 | |
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[74b19fb] | 63 | T * malloc( void ) { |
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[b0a0ee4] | 64 | $VAR_ALLOC( malloc, memalign ); |
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[74b19fb] | 65 | } // malloc |
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| 66 | |
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[856fe3e] | 67 | T * aalloc( size_t dim ) { |
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[b0a0ee4] | 68 | $ARRAY_ALLOC( aalloc, amemalign, dim ); |
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[856fe3e] | 69 | } // aalloc |
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| 70 | |
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[74b19fb] | 71 | T * calloc( size_t dim ) { |
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[b0a0ee4] | 72 | $ARRAY_ALLOC( calloc, cmemalign, dim ); |
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[74b19fb] | 73 | } // calloc |
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| 74 | |
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[b89c7c2] | 75 | T * resize( T * ptr, size_t size ) { // CFA resize, eliminate return-type cast |
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[b0a0ee4] | 76 | $RE_SPECIALS( ptr, size, malloc, memalign ); |
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[60062be] | 77 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)resize( (void *)ptr, size ); // CFA resize |
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| 78 | else return (T *)(void *)resize( (void *)ptr, _Alignof(T), size ); // CFA resize |
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[856fe3e] | 79 | } // resize |
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| 80 | |
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[d74369b] | 81 | T * realloc( T * ptr, size_t size ) { // CFA realloc, eliminate return-type cast |
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[b0a0ee4] | 82 | $RE_SPECIALS( ptr, size, malloc, memalign ); |
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[60062be] | 83 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)realloc( (void *)ptr, size ); // C realloc |
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| 84 | else return (T *)(void *)realloc( (void *)ptr, _Alignof(T), size ); // CFA realloc |
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[74b19fb] | 85 | } // realloc |
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| 86 | |
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| 87 | T * memalign( size_t align ) { |
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[cafb687] | 88 | return (T *)memalign( align, sizeof(T) ); // C memalign |
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[74b19fb] | 89 | } // memalign |
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| 90 | |
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[856fe3e] | 91 | T * amemalign( size_t align, size_t dim ) { |
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| 92 | return (T *)amemalign( align, dim, sizeof(T) ); // CFA amemalign |
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| 93 | } // amemalign |
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| 94 | |
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[d74369b] | 95 | T * cmemalign( size_t align, size_t dim ) { |
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| 96 | return (T *)cmemalign( align, dim, sizeof(T) ); // CFA cmemalign |
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| 97 | } // cmemalign |
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| 98 | |
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[74b19fb] | 99 | T * aligned_alloc( size_t align ) { |
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[cafb687] | 100 | return (T *)aligned_alloc( align, sizeof(T) ); // C aligned_alloc |
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[74b19fb] | 101 | } // aligned_alloc |
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| 102 | |
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| 103 | int posix_memalign( T ** ptr, size_t align ) { |
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| 104 | return posix_memalign( (void **)ptr, align, sizeof(T) ); // C posix_memalign |
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| 105 | } // posix_memalign |
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[ada0246d] | 106 | |
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| 107 | T * valloc( void ) { |
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| 108 | return (T *)valloc( sizeof(T) ); // C valloc |
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| 109 | } // valloc |
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| 110 | |
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| 111 | T * pvalloc( void ) { |
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| 112 | return (T *)pvalloc( sizeof(T) ); // C pvalloc |
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| 113 | } // pvalloc |
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[cfbc703d] | 114 | } // distribution |
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[74b19fb] | 115 | |
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[cfbc703d] | 116 | static inline forall( dtype T | sized(T) ) { |
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[ca7949b] | 117 | // Cforall safe general allocation, fill, resize, array |
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[74b19fb] | 118 | |
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| 119 | T * alloc( void ) { |
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[d6b03b7] | 120 | return malloc(); |
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[74b19fb] | 121 | } // alloc |
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| 122 | |
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[cafb687] | 123 | T * alloc( size_t dim ) { |
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[856fe3e] | 124 | return aalloc( dim ); |
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[74b19fb] | 125 | } // alloc |
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| 126 | |
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[cfbc703d] | 127 | forall( dtype S | sized(S) ) |
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| 128 | T * alloc( S ptr[], size_t dim = 1 ) { // singleton/array resize |
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[60062be] | 129 | return resize( (T *)ptr, dim * sizeof(T) ); // CFA resize |
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[cfbc703d] | 130 | } // alloc |
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| 131 | |
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[60062be] | 132 | T * alloc( T ptr[], size_t dim = 1, bool copy = true ) { |
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[b89c7c2] | 133 | if ( copy ) { |
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| 134 | return realloc( ptr, dim * sizeof(T) ); // CFA realloc |
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[cfbc703d] | 135 | } else { |
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[b89c7c2] | 136 | return resize( ptr, dim * sizeof(T) ); // CFA resize |
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[cfbc703d] | 137 | } // if |
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[7df201c] | 138 | } // alloc |
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| 139 | |
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[cafb687] | 140 | T * alloc_set( char fill ) { |
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| 141 | return (T *)memset( (T *)alloc(), (int)fill, sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 142 | } // alloc_set |
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[cafb687] | 143 | |
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[ded61bf2] | 144 | T * alloc_set( const T & fill ) { |
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[cafb687] | 145 | return (T *)memcpy( (T *)alloc(), &fill, sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 146 | } // alloc_set |
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[74b19fb] | 147 | |
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[cafb687] | 148 | T * alloc_set( size_t dim, char fill ) { |
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[d6b03b7] | 149 | return (T *)memset( (T *)alloc( dim ), (int)fill, dim * sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 150 | } // alloc_set |
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[74b19fb] | 151 | |
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[ded61bf2] | 152 | T * alloc_set( size_t dim, const T & fill ) { |
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[7df201c] | 153 | T * r = (T *)alloc( dim ); |
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| 154 | for ( i; dim ) { memcpy( &r[i], &fill, sizeof(T) ); } // initialize with fill value |
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| 155 | return r; |
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[ded61bf2] | 156 | } // alloc_set |
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[7df201c] | 157 | |
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[c354108] | 158 | T * alloc_set( size_t dimNew, const T fill[], size_t dimOld ) { |
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| 159 | return (T *)memcpy( (T *)alloc( dimNew ), fill, min( dimNew, dimOld ) * sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 160 | } // alloc_set |
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[6065b3aa] | 161 | |
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[b89c7c2] | 162 | T * alloc_set( T ptr[], size_t dim, char fill ) { // realloc array with fill |
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| 163 | size_t osize = malloc_size( ptr ); // current allocation |
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[d8d8f20] | 164 | size_t nsize = dim * sizeof(T); // new allocation |
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| 165 | T * nptr = realloc( ptr, nsize ); // CFA realloc |
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[b89c7c2] | 166 | if ( nsize > osize ) { // larger ? |
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| 167 | memset( (char *)nptr + osize, (int)fill, nsize - osize ); // initialize added storage |
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| 168 | } // if |
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[60062be] | 169 | return nptr; |
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[b89c7c2] | 170 | } // alloc_set |
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| 171 | |
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[ded61bf2] | 172 | T * alloc_set( T ptr[], size_t dim, const T & fill ) { // realloc array with fill |
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[d8d8f20] | 173 | size_t odim = malloc_size( ptr ) / sizeof(T); // current dimension |
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| 174 | size_t nsize = dim * sizeof(T); // new allocation |
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| 175 | size_t ndim = nsize / sizeof(T); // new dimension |
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| 176 | T * nptr = realloc( ptr, nsize ); // CFA realloc |
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[b89c7c2] | 177 | if ( ndim > odim ) { // larger ? |
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| 178 | for ( i; odim ~ ndim ) { |
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| 179 | memcpy( &nptr[i], &fill, sizeof(T) ); // initialize with fill value |
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| 180 | } // for |
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| 181 | } // if |
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[60062be] | 182 | return nptr; |
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[ded61bf2] | 183 | } // alloc_set |
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[cafb687] | 184 | } // distribution |
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[f3fc631f] | 185 | |
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[3ce0d440] | 186 | static inline forall( dtype T | sized(T) ) { |
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[cafb687] | 187 | T * alloc_align( size_t align ) { |
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[3ce0d440] | 188 | return (T *)memalign( align, sizeof(T) ); |
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[cafb687] | 189 | } // alloc_align |
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[3ce0d440] | 190 | |
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[cafb687] | 191 | T * alloc_align( size_t align, size_t dim ) { |
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[3ce0d440] | 192 | return (T *)memalign( align, dim * sizeof(T) ); |
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[cafb687] | 193 | } // alloc_align |
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| 194 | |
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[856fe3e] | 195 | T * alloc_align( T * ptr, size_t align ) { // aligned realloc array |
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[60062be] | 196 | return (T *)(void *)realloc( (void *)ptr, align, sizeof(T) ); // CFA C realloc |
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[d74369b] | 197 | } // alloc_align |
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| 198 | |
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[cfbc703d] | 199 | forall( dtype S | sized(S) ) |
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| 200 | T * alloc_align( S ptr[], size_t align ) { // aligned reuse array |
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| 201 | return (T *)(void *)resize( (void *)ptr, align, sizeof(T) ); // CFA realloc |
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| 202 | } // alloc_align |
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| 203 | |
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[d74369b] | 204 | T * alloc_align( T ptr[], size_t align, size_t dim ) { // aligned realloc array |
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| 205 | return (T *)(void *)realloc( (void *)ptr, align, dim * sizeof(T) ); // CFA realloc |
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| 206 | } // alloc_align |
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| 207 | |
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[cafb687] | 208 | T * alloc_align_set( size_t align, char fill ) { |
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| 209 | return (T *)memset( (T *)alloc_align( align ), (int)fill, sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 210 | } // alloc_align_set |
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[3ce0d440] | 211 | |
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[ded61bf2] | 212 | T * alloc_align_set( size_t align, const T & fill ) { |
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[cafb687] | 213 | return (T *)memcpy( (T *)alloc_align( align ), &fill, sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 214 | } // alloc_align_set |
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[d6b03b7] | 215 | |
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[cafb687] | 216 | T * alloc_align_set( size_t align, size_t dim, char fill ) { |
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| 217 | return (T *)memset( (T *)alloc_align( align, dim ), (int)fill, dim * sizeof(T) ); // initialize with fill value |
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[ded61bf2] | 218 | } // alloc_align_set |
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[cafb687] | 219 | |
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[ded61bf2] | 220 | T * alloc_align_set( size_t align, size_t dim, const T & fill ) { |
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[cafb687] | 221 | T * r = (T *)alloc_align( align, dim ); |
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| 222 | for ( i; dim ) { memcpy( &r[i], &fill, sizeof(T) ); } // initialize with fill value |
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| 223 | return r; |
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[ded61bf2] | 224 | } // alloc_align_set |
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[cafb687] | 225 | |
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[c354108] | 226 | T * alloc_align_set( size_t align, size_t dimNew, const T fill[], size_t dimOld ) { |
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| 227 | return (T *)memcpy( (T *)alloc_align( align, dimNew ), fill, min( dimNew, dimOld ) * sizeof(T) ); |
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[ded61bf2] | 228 | } // alloc_align_set |
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[cafb687] | 229 | |
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[b89c7c2] | 230 | T * alloc_align_set( T ptr[], size_t align, size_t dim, char fill ) { |
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| 231 | size_t osize = malloc_size( ptr ); // current allocation |
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[d8d8f20] | 232 | size_t nsize = dim * sizeof(T); // new allocation |
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[60062be] | 233 | T * nptr = alloc_align( ptr, align, nsize ); |
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[b89c7c2] | 234 | if ( nsize > osize ) { // larger ? |
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| 235 | memset( (char *)nptr + osize, (int)fill, nsize - osize ); // initialize added storage |
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| 236 | } // if |
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[60062be] | 237 | return nptr; |
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[b89c7c2] | 238 | } // alloc_align_set |
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| 239 | |
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[ded61bf2] | 240 | T * alloc_align_set( T ptr[], size_t align, size_t dim, const T & fill ) { |
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[d8d8f20] | 241 | size_t odim = malloc_size( ptr ) / sizeof(T); // current dimension |
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| 242 | size_t nsize = dim * sizeof(T); // new allocation |
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| 243 | size_t ndim = nsize / sizeof(T); // new dimension |
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[60062be] | 244 | T * nptr = alloc_align( ptr, align, nsize ); |
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[b89c7c2] | 245 | if ( ndim > odim ) { // larger ? |
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| 246 | for ( i; odim ~ ndim ) { |
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| 247 | memcpy( &nptr[i], &fill, sizeof(T) ); // initialize with fill value |
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| 248 | } // for |
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| 249 | } // if |
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[60062be] | 250 | return nptr; |
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[b89c7c2] | 251 | } // alloc_align_set |
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[cafb687] | 252 | } // distribution |
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[3ce0d440] | 253 | |
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| 254 | static inline forall( dtype T | sized(T) ) { |
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[ca7949b] | 255 | // Cforall safe initialization/copy, i.e., implicit size specification, non-array types |
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[b9c04946] | 256 | T * memset( T * dest, char fill ) { |
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| 257 | return (T *)memset( dest, fill, sizeof(T) ); |
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[3ce0d440] | 258 | } // memset |
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| 259 | |
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| 260 | T * memcpy( T * dest, const T * src ) { |
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| 261 | return (T *)memcpy( dest, src, sizeof(T) ); |
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| 262 | } // memcpy |
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| 263 | } // distribution |
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| 264 | |
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| 265 | static inline forall( dtype T | sized(T) ) { |
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[ca7949b] | 266 | // Cforall safe initialization/copy, i.e., implicit size specification, array types |
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[b9c04946] | 267 | T * amemset( T dest[], char fill, size_t dim ) { |
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| 268 | return (T *)(void *)memset( dest, fill, dim * sizeof(T) ); // C memset |
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| 269 | } // amemset |
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[3ce0d440] | 270 | |
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[b9c04946] | 271 | T * amemcpy( T dest[], const T src[], size_t dim ) { |
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[3ce0d440] | 272 | return (T *)(void *)memcpy( dest, src, dim * sizeof(T) ); // C memcpy |
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[b9c04946] | 273 | } // amemcpy |
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[3ce0d440] | 274 | } // distribution |
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[f3fc631f] | 275 | |
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[ca7949b] | 276 | // Cforall allocation/deallocation and constructor/destructor, non-array types |
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[aca65621] | 277 | forall( dtype T | sized(T), ttype Params | { void ?{}( T &, Params ); } ) T * new( Params p ); |
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[aabb846] | 278 | forall( dtype T | { void ^?{}( T & ); } ) void delete( T * ptr ); |
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| 279 | forall( dtype T, ttype Params | { void ^?{}( T & ); void delete( Params ); } ) void delete( T * ptr, Params rest ); |
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[627f585] | 280 | |
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[ca7949b] | 281 | // Cforall allocation/deallocation and constructor/destructor, array types |
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[aca65621] | 282 | forall( dtype T | sized(T), ttype Params | { void ?{}( T &, Params ); } ) T * anew( size_t dim, Params p ); |
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| 283 | forall( dtype T | sized(T) | { void ^?{}( T & ); } ) void adelete( size_t dim, T arr[] ); |
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| 284 | 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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[6065b3aa] | 285 | |
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[bd85400] | 286 | //--------------------------------------- |
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| 287 | |
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[57fc7d8] | 288 | static inline { |
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[e3fea42] | 289 | int strto( const char sptr[], char ** eptr, int base ) { return (int)strtol( sptr, eptr, base ); } |
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| 290 | unsigned int strto( const char sptr[], char ** eptr, int base ) { return (unsigned int)strtoul( sptr, eptr, base ); } |
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| 291 | long int strto( const char sptr[], char ** eptr, int base ) { return strtol( sptr, eptr, base ); } |
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| 292 | unsigned long int strto( const char sptr[], char ** eptr, int base ) { return strtoul( sptr, eptr, base ); } |
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| 293 | long long int strto( const char sptr[], char ** eptr, int base ) { return strtoll( sptr, eptr, base ); } |
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| 294 | unsigned long long int strto( const char sptr[], char ** eptr, int base ) { return strtoull( sptr, eptr, base ); } |
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| 295 | |
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| 296 | float strto( const char sptr[], char ** eptr ) { return strtof( sptr, eptr ); } |
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| 297 | double strto( const char sptr[], char ** eptr ) { return strtod( sptr, eptr ); } |
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| 298 | long double strto( const char sptr[], char ** eptr ) { return strtold( sptr, eptr ); } |
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[57fc7d8] | 299 | } // distribution |
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[e672372] | 300 | |
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[e3fea42] | 301 | float _Complex strto( const char sptr[], char ** eptr ); |
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| 302 | double _Complex strto( const char sptr[], char ** eptr ); |
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| 303 | long double _Complex strto( const char sptr[], char ** eptr ); |
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[bd85400] | 304 | |
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[57fc7d8] | 305 | static inline { |
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[e3fea42] | 306 | int ato( const char sptr[] ) { return (int)strtol( sptr, 0p, 10 ); } |
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| 307 | unsigned int ato( const char sptr[] ) { return (unsigned int)strtoul( sptr, 0p, 10 ); } |
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| 308 | long int ato( const char sptr[] ) { return strtol( sptr, 0p, 10 ); } |
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| 309 | unsigned long int ato( const char sptr[] ) { return strtoul( sptr, 0p, 10 ); } |
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| 310 | long long int ato( const char sptr[] ) { return strtoll( sptr, 0p, 10 ); } |
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| 311 | unsigned long long int ato( const char sptr[] ) { return strtoull( sptr, 0p, 10 ); } |
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| 312 | |
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| 313 | float ato( const char sptr[] ) { return strtof( sptr, 0p ); } |
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| 314 | double ato( const char sptr[] ) { return strtod( sptr, 0p ); } |
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| 315 | long double ato( const char sptr[] ) { return strtold( sptr, 0p ); } |
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| 316 | |
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| 317 | float _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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| 318 | double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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| 319 | long double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } |
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[57fc7d8] | 320 | } // distribution |
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[e672372] | 321 | |
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[bd85400] | 322 | //--------------------------------------- |
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| 323 | |
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[3ce0d440] | 324 | forall( otype E | { int ?<?( E, E ); } ) { |
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| 325 | E * bsearch( E key, const E * vals, size_t dim ); |
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| 326 | size_t bsearch( E key, const E * vals, size_t dim ); |
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| 327 | E * bsearchl( E key, const E * vals, size_t dim ); |
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| 328 | size_t bsearchl( E key, const E * vals, size_t dim ); |
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| 329 | E * bsearchu( E key, const E * vals, size_t dim ); |
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| 330 | size_t bsearchu( E key, const E * vals, size_t dim ); |
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| 331 | } // distribution |
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[9c47a47] | 332 | |
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[3ce0d440] | 333 | forall( otype K, otype E | { int ?<?( K, K ); K getKey( const E & ); } ) { |
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| 334 | E * bsearch( K key, const E * vals, size_t dim ); |
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| 335 | size_t bsearch( K key, const E * vals, size_t dim ); |
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| 336 | E * bsearchl( K key, const E * vals, size_t dim ); |
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| 337 | size_t bsearchl( K key, const E * vals, size_t dim ); |
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| 338 | E * bsearchu( K key, const E * vals, size_t dim ); |
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| 339 | size_t bsearchu( K key, const E * vals, size_t dim ); |
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| 340 | } // distribution |
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[bd85400] | 341 | |
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[b9c04946] | 342 | forall( otype E | { int ?<?( E, E ); } ) { |
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| 343 | void qsort( E * vals, size_t dim ); |
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| 344 | } // distribution |
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| 345 | |
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[bd85400] | 346 | //--------------------------------------- |
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| 347 | |
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[bbe1a87] | 348 | extern "C" { // override C version |
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| 349 | void srandom( unsigned int seed ); |
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[4e7c0fc0] | 350 | long int random( void ); // GENERATES POSITIVE AND NEGATIVE VALUES |
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| 351 | // For positive values, use unsigned int, e.g., unsigned int r = random() % 100U; |
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[bbe1a87] | 352 | } // extern "C" |
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| 353 | |
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| 354 | static inline { |
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| 355 | 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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| 356 | long int random( long int u ) { if ( u < 0 ) return random( u, 0 ); else return random( 0, u ); } // [0,u) |
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| 357 | unsigned long int random( void ) { return lrand48(); } |
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| 358 | unsigned long int random( unsigned long int u ) { return lrand48() % u; } // [0,u) |
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[4e7c0fc0] | 359 | 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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[bbe1a87] | 360 | |
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| 361 | char random( void ) { return (unsigned long int)random(); } |
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| 362 | char random( char u ) { return random( (unsigned long int)u ); } // [0,u) |
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| 363 | char random( char l, char u ) { return random( (unsigned long int)l, (unsigned long int)u ); } // [l,u) |
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| 364 | int random( void ) { return (long int)random(); } |
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| 365 | int random( int u ) { return random( (long int)u ); } // [0,u] |
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| 366 | int random( int l, int u ) { return random( (long int)l, (long int)u ); } // [l,u) |
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| 367 | unsigned int random( void ) { return (unsigned long int)random(); } |
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| 368 | unsigned int random( unsigned int u ) { return random( (unsigned long int)u ); } // [0,u] |
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| 369 | 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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| 370 | } // distribution |
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| 371 | |
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| 372 | float random( void ); // [0.0, 1.0) |
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| 373 | double random( void ); // [0.0, 1.0) |
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| 374 | float _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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| 375 | double _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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| 376 | long double _Complex random( void ); // [0.0, 1.0)+[0.0, 1.0)i |
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[bd85400] | 377 | |
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| 378 | //--------------------------------------- |
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| 379 | |
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[2026bb6] | 380 | extern bool threading_enabled(void) OPTIONAL_THREAD; |
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| 381 | |
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[bd85400] | 382 | // Local Variables: // |
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| 383 | // mode: c // |
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| 384 | // tab-width: 4 // |
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| 385 | // End: // |
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