| [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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| [4803a901] | 12 | // Last Modified On : Sat Dec 12 13:52:34 2020 | 
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|  | 13 | // Update Count     : 536 | 
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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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| [94429f8] | 18 | #include "bits/defs.hfa"                                                                // OPTIONAL_THREAD | 
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|  | 19 | #include "bits/align.hfa"                                                               // libAlign | 
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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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| [f67b983] | 45 | // Macro because of returns | 
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| [b0a0ee4] | 46 | #define $ARRAY_ALLOC( allocation, alignment, dim ) \ | 
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|  | 47 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)allocation( dim, (size_t)sizeof(T) ); /* C allocation */ \ | 
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|  | 48 | else return (T *)alignment( _Alignof(T), dim, sizeof(T) ) | 
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|  | 49 |  | 
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| [74b19fb] | 50 | static inline forall( dtype T | sized(T) ) { | 
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| [4803a901] | 51 | // CFA safe equivalents, i.e., implicit size specification | 
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| [3ce0d440] | 52 |  | 
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| [74b19fb] | 53 | T * malloc( void ) { | 
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| [f67b983] | 54 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)malloc( (size_t)sizeof(T) ); // C allocation | 
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| [68f0c4e] | 55 | else return (T *)memalign( _Alignof(T), sizeof(T) ); | 
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| [74b19fb] | 56 | } // malloc | 
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|  | 57 |  | 
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| [856fe3e] | 58 | T * aalloc( size_t dim ) { | 
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| [b0a0ee4] | 59 | $ARRAY_ALLOC( aalloc, amemalign, dim ); | 
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| [856fe3e] | 60 | } // aalloc | 
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|  | 61 |  | 
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| [74b19fb] | 62 | T * calloc( size_t dim ) { | 
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| [b0a0ee4] | 63 | $ARRAY_ALLOC( calloc, cmemalign, dim ); | 
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| [74b19fb] | 64 | } // calloc | 
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|  | 65 |  | 
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| [b89c7c2] | 66 | T * resize( T * ptr, size_t size ) {                            // CFA resize, eliminate return-type cast | 
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| [60062be] | 67 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)resize( (void *)ptr, size ); // CFA resize | 
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|  | 68 | else return (T *)(void *)resize( (void *)ptr, _Alignof(T), size ); // CFA resize | 
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| [856fe3e] | 69 | } // resize | 
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|  | 70 |  | 
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| [d74369b] | 71 | T * realloc( T * ptr, size_t size ) {                           // CFA realloc, eliminate return-type cast | 
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| [60062be] | 72 | if ( _Alignof(T) <= libAlign() ) return (T *)(void *)realloc( (void *)ptr, size ); // C realloc | 
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|  | 73 | else return (T *)(void *)realloc( (void *)ptr, _Alignof(T), size ); // CFA realloc | 
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| [74b19fb] | 74 | } // realloc | 
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|  | 75 |  | 
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|  | 76 | T * memalign( size_t align ) { | 
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| [cafb687] | 77 | return (T *)memalign( align, sizeof(T) );               // C memalign | 
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| [74b19fb] | 78 | } // memalign | 
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|  | 79 |  | 
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| [856fe3e] | 80 | T * amemalign( size_t align, size_t dim ) { | 
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|  | 81 | return (T *)amemalign( align, dim, sizeof(T) ); // CFA amemalign | 
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|  | 82 | } // amemalign | 
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|  | 83 |  | 
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| [d74369b] | 84 | T * cmemalign( size_t align, size_t dim  ) { | 
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|  | 85 | return (T *)cmemalign( align, dim, sizeof(T) ); // CFA cmemalign | 
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|  | 86 | } // cmemalign | 
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|  | 87 |  | 
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| [74b19fb] | 88 | T * aligned_alloc( size_t align ) { | 
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| [cafb687] | 89 | return (T *)aligned_alloc( align, sizeof(T) );  // C aligned_alloc | 
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| [74b19fb] | 90 | } // aligned_alloc | 
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|  | 91 |  | 
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|  | 92 | int posix_memalign( T ** ptr, size_t align ) { | 
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|  | 93 | return posix_memalign( (void **)ptr, align, sizeof(T) ); // C posix_memalign | 
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|  | 94 | } // posix_memalign | 
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| [ada0246d] | 95 |  | 
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|  | 96 | T * valloc( void ) { | 
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|  | 97 | return (T *)valloc( sizeof(T) );                                // C valloc | 
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|  | 98 | } // valloc | 
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|  | 99 |  | 
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|  | 100 | T * pvalloc( void ) { | 
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|  | 101 | return (T *)pvalloc( sizeof(T) );                               // C pvalloc | 
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|  | 102 | } // pvalloc | 
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| [55acc3a] | 103 | } // distribution | 
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|  | 104 |  | 
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| [ceb7db8] | 105 | /* | 
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|  | 106 | FIX ME : fix alloc interface after Ticker Number 214 is resolved, define and add union to S_fill. Then, modify postfix-fill functions to support T * with nmemb, char, and T object of any size. Finally, change alloc_internal. | 
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|  | 107 | Or, just follow the instructions below for that. | 
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|  | 108 |  | 
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|  | 109 | 1. Replace the current forall-block that contains defintions of S_fill and S_realloc with following: | 
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|  | 110 | forall( dtype T | sized(T) ) { | 
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|  | 111 | union  U_fill           { char c; T * a; T t; }; | 
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| [685810e] | 112 | struct S_fill           { char tag; U_fill(T) fill; }; | 
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| [ceb7db8] | 113 | struct S_realloc        { inline T *; }; | 
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|  | 114 | } | 
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|  | 115 |  | 
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|  | 116 | 2. Replace all current postfix-fill functions with following for updated S_fill: | 
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|  | 117 | S_fill(T) ?`fill( char a )                                      { S_fill(T) ret = {'c'}; ret.fill.c = a; return ret; } | 
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|  | 118 | S_fill(T) ?`fill( T    a )                                      { S_fill(T) ret = {'t'}; memcpy(&ret.fill.t, &a, sizeof(T)); return ret; } | 
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|  | 119 | S_fill(T) ?`fill( T    a[], size_t nmemb )      { S_fill(T) ret = {'a', nmemb}; ret.fill.a = a; return ret; } | 
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|  | 120 |  | 
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|  | 121 | 3. Replace the $alloc_internal function which is outside ttype forall-block with following function: | 
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|  | 122 | T * $alloc_internal( void * Resize, T * Realloc, size_t Align, size_t Dim, S_fill(T) Fill) { | 
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|  | 123 | T * ptr = NULL; | 
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|  | 124 | size_t size = sizeof(T); | 
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|  | 125 | size_t copy_end = 0; | 
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|  | 126 |  | 
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|  | 127 | if(Resize) { | 
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|  | 128 | ptr = (T*) (void *) resize( (int *)Resize, Align, Dim * size ); | 
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|  | 129 | } else if (Realloc) { | 
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|  | 130 | if (Fill.tag != '0') copy_end = min(malloc_size( Realloc ), Dim * size); | 
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|  | 131 | ptr = (T*) (void *) realloc( (int *)Realloc, Align, Dim * size ); | 
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|  | 132 | } else { | 
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|  | 133 | ptr = (T*) (void *) memalign( Align, Dim * size ); | 
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|  | 134 | } | 
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|  | 135 |  | 
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|  | 136 | if(Fill.tag == 'c') { | 
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|  | 137 | memset( (char *)ptr + copy_end, (int)Fill.fill.c, Dim * size - copy_end ); | 
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|  | 138 | } else if(Fill.tag == 't') { | 
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|  | 139 | for ( int i = copy_end; i <= Dim * size - size ; i += size ) { | 
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|  | 140 | memcpy( (char *)ptr + i, &Fill.fill.t, size ); | 
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|  | 141 | } | 
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|  | 142 | } else if(Fill.tag == 'a') { | 
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|  | 143 | memcpy( (char *)ptr + copy_end, Fill.fill.a, min(Dim * size - copy_end, size * Fill.nmemb) ); | 
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|  | 144 | } | 
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|  | 145 |  | 
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|  | 146 | return ptr; | 
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|  | 147 | } // $alloc_internal | 
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|  | 148 | */ | 
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|  | 149 |  | 
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|  | 150 | typedef struct S_align                  { inline size_t;  } T_align; | 
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|  | 151 | typedef struct S_resize                 { inline void *;  }     T_resize; | 
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|  | 152 |  | 
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|  | 153 | forall( dtype T ) { | 
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|  | 154 | struct S_fill           { char tag; char c; size_t size; T * at; char t[50]; }; | 
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|  | 155 | struct S_realloc        { inline T *; }; | 
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|  | 156 | } | 
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|  | 157 |  | 
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|  | 158 | static inline T_align   ?`align   ( size_t a )  { return (T_align){a}; } | 
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|  | 159 | static inline T_resize  ?`resize  ( void * a )  { return (T_resize){a}; } | 
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| [74b19fb] | 160 |  | 
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| [94429f8] | 161 | static inline forall( dtype T | sized(T) ) { | 
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| [ceb7db8] | 162 | S_fill(T) ?`fill ( T t ) { | 
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|  | 163 | S_fill(T) ret = { 't' }; | 
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|  | 164 | size_t size = sizeof(T); | 
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|  | 165 | if(size > sizeof(ret.t)) { printf("ERROR: const object of size greater than 50 bytes given for dynamic memory fill\n"); exit(1); } | 
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|  | 166 | memcpy( &ret.t, &t, size ); | 
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|  | 167 | return ret; | 
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|  | 168 | } | 
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|  | 169 | S_fill(T)               ?`fill ( char c )                               { return (S_fill(T)){ 'c', c }; } | 
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|  | 170 | S_fill(T)               ?`fill ( T * a )                                { return (S_fill(T)){ 'T', '0', 0, a }; } | 
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|  | 171 | S_fill(T)               ?`fill ( T a[], size_t nmemb )  { return (S_fill(T)){ 'a', '0', nmemb * sizeof(T), a }; } | 
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|  | 172 |  | 
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|  | 173 | S_realloc(T)    ?`realloc ( T * a )                             { return (S_realloc(T)){a}; } | 
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|  | 174 |  | 
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|  | 175 | T * $alloc_internal( void * Resize, T * Realloc, size_t Align, size_t Dim, S_fill(T) Fill) { | 
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|  | 176 | T * ptr = NULL; | 
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|  | 177 | size_t size = sizeof(T); | 
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|  | 178 | size_t copy_end = 0; | 
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| [f67b983] | 179 |  | 
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|  | 180 | if ( Resize ) { | 
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| [68f0c4e] | 181 | ptr = (T*) (void *) resize( (void *)Resize, Align, Dim * size ); | 
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| [f67b983] | 182 | } else if ( Realloc ) { | 
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| [ceb7db8] | 183 | if (Fill.tag != '0') copy_end = min(malloc_size( Realloc ), Dim * size); | 
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| [68f0c4e] | 184 | ptr = (T*) (void *) realloc( (void *)Realloc, Align, Dim * size ); | 
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| [cfbc703d] | 185 | } else { | 
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| [ceb7db8] | 186 | ptr = (T*) (void *) memalign( Align, Dim * size ); | 
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|  | 187 | } | 
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|  | 188 |  | 
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|  | 189 | if(Fill.tag == 'c') { | 
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|  | 190 | memset( (char *)ptr + copy_end, (int)Fill.c, Dim * size - copy_end ); | 
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|  | 191 | } else if(Fill.tag == 't') { | 
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| [191a190] | 192 | for ( int i = copy_end; i < Dim * size; i += size ) { | 
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| [ceb7db8] | 193 | memcpy( (char *)ptr + i, &Fill.t, size ); | 
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|  | 194 | } | 
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|  | 195 | } else if(Fill.tag == 'a') { | 
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|  | 196 | memcpy( (char *)ptr + copy_end, Fill.at, min(Dim * size - copy_end, Fill.size) ); | 
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|  | 197 | } else if(Fill.tag == 'T') { | 
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| [191a190] | 198 | for ( int i = copy_end; i < Dim * size; i += size ) { | 
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| [ceb7db8] | 199 | memcpy( (char *)ptr + i, Fill.at, size ); | 
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|  | 200 | } | 
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|  | 201 | } | 
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|  | 202 |  | 
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|  | 203 | return ptr; | 
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|  | 204 | } // $alloc_internal | 
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|  | 205 |  | 
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|  | 206 | forall( ttype TT | { T * $alloc_internal( void *, T *, size_t, size_t, S_fill(T), TT ); } ) { | 
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|  | 207 |  | 
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|  | 208 | T * $alloc_internal( void *       , T * Realloc, size_t Align, size_t Dim, S_fill(T) Fill, T_resize Resize, TT rest) { | 
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|  | 209 | return $alloc_internal( Resize, (T*)0p, Align, Dim, Fill, rest); | 
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|  | 210 | } | 
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|  | 211 |  | 
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|  | 212 | T * $alloc_internal( void * Resize, T *        , size_t Align, size_t Dim, S_fill(T) Fill, S_realloc(T) Realloc, TT rest) { | 
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|  | 213 | return $alloc_internal( (void*)0p, Realloc, Align, Dim, Fill, rest); | 
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|  | 214 | } | 
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|  | 215 |  | 
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|  | 216 | T * $alloc_internal( void * Resize, T * Realloc, size_t      , size_t Dim, S_fill(T) Fill, T_align Align, TT rest) { | 
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|  | 217 | return $alloc_internal( Resize, Realloc, Align, Dim, Fill, rest); | 
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|  | 218 | } | 
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|  | 219 |  | 
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|  | 220 | T * $alloc_internal( void * Resize, T * Realloc, size_t Align, size_t Dim, S_fill(T)     , S_fill(T) Fill, TT rest) { | 
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|  | 221 | return $alloc_internal( Resize, Realloc, Align, Dim, Fill, rest); | 
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|  | 222 | } | 
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|  | 223 |  | 
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|  | 224 | T * alloc( TT all ) { | 
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|  | 225 | return $alloc_internal( (void*)0p, (T*)0p, (_Alignof(T) > libAlign() ? _Alignof(T) : libAlign()), (size_t)1, (S_fill(T)){'0'}, all); | 
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|  | 226 | } | 
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|  | 227 |  | 
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|  | 228 | T * alloc( size_t dim, TT all ) { | 
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|  | 229 | return $alloc_internal( (void*)0p, (T*)0p, (_Alignof(T) > libAlign() ? _Alignof(T) : libAlign()), dim, (S_fill(T)){'0'}, all); | 
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|  | 230 | } | 
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|  | 231 |  | 
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|  | 232 | } // distribution TT | 
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|  | 233 | } // distribution T | 
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| [3ce0d440] | 234 |  | 
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|  | 235 | static inline forall( dtype T | sized(T) ) { | 
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| [4803a901] | 236 | // CFA safe initialization/copy, i.e., implicit size specification, non-array types | 
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| [b9c04946] | 237 | T * memset( T * dest, char fill ) { | 
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|  | 238 | return (T *)memset( dest, fill, sizeof(T) ); | 
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| [3ce0d440] | 239 | } // memset | 
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|  | 240 |  | 
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|  | 241 | T * memcpy( T * dest, const T * src ) { | 
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|  | 242 | return (T *)memcpy( dest, src, sizeof(T) ); | 
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|  | 243 | } // memcpy | 
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|  | 244 |  | 
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| [4803a901] | 245 | // CFA safe initialization/copy, i.e., implicit size specification, array types | 
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| [b9c04946] | 246 | T * amemset( T dest[], char fill, size_t dim ) { | 
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|  | 247 | return (T *)(void *)memset( dest, fill, dim * sizeof(T) ); // C memset | 
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|  | 248 | } // amemset | 
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| [3ce0d440] | 249 |  | 
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| [b9c04946] | 250 | T * amemcpy( T dest[], const T src[], size_t dim ) { | 
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| [3ce0d440] | 251 | return (T *)(void *)memcpy( dest, src, dim * sizeof(T) ); // C memcpy | 
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| [b9c04946] | 252 | } // amemcpy | 
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| [3ce0d440] | 253 | } // distribution | 
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| [f3fc631f] | 254 |  | 
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| [4803a901] | 255 | // CFA deallocation for multiple objects | 
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|  | 256 | static inline forall( dtype T )                                                 // FIX ME, problems with 0p in list | 
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|  | 257 | void free( T * ptr ) { | 
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|  | 258 | free( (void *)ptr );                                                            // C free | 
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|  | 259 | } // free | 
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| [94429f8] | 260 | static inline forall( dtype T, ttype TT | { void free( TT ); } ) | 
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| [4803a901] | 261 | void free( T * ptr, TT rest ) { | 
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|  | 262 | free( ptr ); | 
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| [94429f8] | 263 | free( rest ); | 
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|  | 264 | } // free | 
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|  | 265 |  | 
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| [4803a901] | 266 | // CFA allocation/deallocation and constructor/destructor, non-array types | 
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| [94429f8] | 267 | static inline forall( dtype T | sized(T), ttype TT | { void ?{}( T &, TT ); } ) | 
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|  | 268 | T * new( TT p ) { | 
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|  | 269 | return &(*malloc()){ p };                                                       // run constructor | 
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|  | 270 | } // new | 
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|  | 271 |  | 
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|  | 272 | static inline forall( dtype T | { void ^?{}( T & ); } ) | 
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|  | 273 | void delete( T * ptr ) { | 
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| [0f7a0ea] | 274 | // special case for 0-sized object => always call destructor | 
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|  | 275 | if ( ptr || sizeof(ptr) == 0 ) {                                        // ignore null but not 0-sized objects | 
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| [94429f8] | 276 | ^(*ptr){};                                                                              // run destructor | 
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|  | 277 | } // if | 
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| [4803a901] | 278 | free( ptr );                                                                            // always call free | 
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| [94429f8] | 279 | } // delete | 
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|  | 280 | static inline forall( dtype T, ttype TT | { void ^?{}( T & ); void delete( TT ); } ) | 
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|  | 281 | void delete( T * ptr, TT rest ) { | 
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|  | 282 | delete( ptr ); | 
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|  | 283 | delete( rest ); | 
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|  | 284 | } // delete | 
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| [627f585] | 285 |  | 
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| [4803a901] | 286 | // CFA allocation/deallocation and constructor/destructor, array types | 
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| [94429f8] | 287 | forall( dtype T | sized(T), ttype TT | { void ?{}( T &, TT ); } ) T * anew( size_t dim, TT p ); | 
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| [45444c3] | 288 | forall( dtype T | sized(T) | { void ^?{}( T & ); } ) void adelete( T arr[] ); | 
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| [94429f8] | 289 | forall( dtype T | sized(T) | { void ^?{}( T & ); }, ttype TT | { void adelete( TT ); } ) void adelete( T arr[], TT rest ); | 
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| [6065b3aa] | 290 |  | 
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| [bd85400] | 291 | //--------------------------------------- | 
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|  | 292 |  | 
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| [57fc7d8] | 293 | static inline { | 
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| [e3fea42] | 294 | int strto( const char sptr[], char ** eptr, int base ) { return (int)strtol( sptr, eptr, base ); } | 
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|  | 295 | unsigned int strto( const char sptr[], char ** eptr, int base ) { return (unsigned int)strtoul( sptr, eptr, base ); } | 
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|  | 296 | long int strto( const char sptr[], char ** eptr, int base ) { return strtol( sptr, eptr, base ); } | 
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|  | 297 | unsigned long int strto( const char sptr[], char ** eptr, int base ) { return strtoul( sptr, eptr, base ); } | 
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|  | 298 | long long int strto( const char sptr[], char ** eptr, int base ) { return strtoll( sptr, eptr, base ); } | 
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|  | 299 | unsigned long long int strto( const char sptr[], char ** eptr, int base ) { return strtoull( sptr, eptr, base ); } | 
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|  | 300 |  | 
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|  | 301 | float strto( const char sptr[], char ** eptr ) { return strtof( sptr, eptr ); } | 
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|  | 302 | double strto( const char sptr[], char ** eptr ) { return strtod( sptr, eptr ); } | 
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|  | 303 | long double strto( const char sptr[], char ** eptr ) { return strtold( sptr, eptr ); } | 
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| [57fc7d8] | 304 | } // distribution | 
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| [e672372] | 305 |  | 
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| [e3fea42] | 306 | float _Complex strto( const char sptr[], char ** eptr ); | 
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|  | 307 | double _Complex strto( const char sptr[], char ** eptr ); | 
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|  | 308 | long double _Complex strto( const char sptr[], char ** eptr ); | 
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| [bd85400] | 309 |  | 
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| [57fc7d8] | 310 | static inline { | 
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| [e3fea42] | 311 | int ato( const char sptr[] ) { return (int)strtol( sptr, 0p, 10 ); } | 
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|  | 312 | unsigned int ato( const char sptr[] ) { return (unsigned int)strtoul( sptr, 0p, 10 ); } | 
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|  | 313 | long int ato( const char sptr[] ) { return strtol( sptr, 0p, 10 ); } | 
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|  | 314 | unsigned long int ato( const char sptr[] ) { return strtoul( sptr, 0p, 10 ); } | 
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|  | 315 | long long int ato( const char sptr[] ) { return strtoll( sptr, 0p, 10 ); } | 
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|  | 316 | unsigned long long int ato( const char sptr[] ) { return strtoull( sptr, 0p, 10 ); } | 
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|  | 317 |  | 
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|  | 318 | float ato( const char sptr[] ) { return strtof( sptr, 0p ); } | 
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|  | 319 | double ato( const char sptr[] ) { return strtod( sptr, 0p ); } | 
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|  | 320 | long double ato( const char sptr[] ) { return strtold( sptr, 0p ); } | 
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|  | 321 |  | 
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|  | 322 | float _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } | 
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|  | 323 | double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } | 
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|  | 324 | long double _Complex ato( const char sptr[] ) { return strto( sptr, 0p ); } | 
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| [57fc7d8] | 325 | } // distribution | 
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| [e672372] | 326 |  | 
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| [bd85400] | 327 | //--------------------------------------- | 
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|  | 328 |  | 
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| [3ce0d440] | 329 | forall( otype E | { int ?<?( E, E ); } ) { | 
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|  | 330 | E * bsearch( E key, const E * vals, size_t dim ); | 
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|  | 331 | size_t bsearch( E key, const E * vals, size_t dim ); | 
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|  | 332 | E * bsearchl( E key, const E * vals, size_t dim ); | 
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|  | 333 | size_t bsearchl( E key, const E * vals, size_t dim ); | 
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|  | 334 | E * bsearchu( E key, const E * vals, size_t dim ); | 
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|  | 335 | size_t bsearchu( E key, const E * vals, size_t dim ); | 
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|  | 336 | } // distribution | 
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| [9c47a47] | 337 |  | 
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| [3ce0d440] | 338 | forall( otype K, otype E | { int ?<?( K, K ); K getKey( const E & ); } ) { | 
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|  | 339 | E * bsearch( K key, const E * vals, size_t dim ); | 
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|  | 340 | size_t bsearch( K key, const E * vals, size_t dim ); | 
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|  | 341 | E * bsearchl( K key, const E * vals, size_t dim ); | 
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|  | 342 | size_t bsearchl( K key, const E * vals, size_t dim ); | 
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|  | 343 | E * bsearchu( K key, const E * vals, size_t dim ); | 
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|  | 344 | size_t bsearchu( K key, const E * vals, size_t dim ); | 
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|  | 345 | } // distribution | 
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| [bd85400] | 346 |  | 
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| [b9c04946] | 347 | forall( otype E | { int ?<?( E, E ); } ) { | 
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|  | 348 | void qsort( E * vals, size_t dim ); | 
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|  | 349 | } // distribution | 
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|  | 350 |  | 
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| [bd85400] | 351 | //--------------------------------------- | 
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|  | 352 |  | 
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| [bbe1a87] | 353 | extern "C" {                                                                                    // override C version | 
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|  | 354 | void srandom( unsigned int seed ); | 
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| [4e7c0fc0] | 355 | long int random( void );                                                        // GENERATES POSITIVE AND NEGATIVE VALUES | 
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|  | 356 | // For positive values, use unsigned int, e.g., unsigned int r = random() % 100U; | 
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| [bbe1a87] | 357 | } // extern "C" | 
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|  | 358 |  | 
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|  | 359 | static inline { | 
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|  | 360 | 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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|  | 361 | long int random( long int u ) { if ( u < 0 ) return random( u, 0 ); else return random( 0, u ); } // [0,u) | 
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|  | 362 | unsigned long int random( void ) { return lrand48(); } | 
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|  | 363 | unsigned long int random( unsigned long int u ) { return lrand48() % u; } // [0,u) | 
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| [4e7c0fc0] | 364 | 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] | 365 |  | 
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|  | 366 | char random( void ) { return (unsigned long int)random(); } | 
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|  | 367 | char random( char u ) { return random( (unsigned long int)u ); } // [0,u) | 
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|  | 368 | char random( char l, char u ) { return random( (unsigned long int)l, (unsigned long int)u ); } // [l,u) | 
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|  | 369 | int random( void ) { return (long int)random(); } | 
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|  | 370 | int random( int u ) { return random( (long int)u ); } // [0,u] | 
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|  | 371 | int random( int l, int u ) { return random( (long int)l, (long int)u ); } // [l,u) | 
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|  | 372 | unsigned int random( void ) { return (unsigned long int)random(); } | 
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|  | 373 | unsigned int random( unsigned int u ) { return random( (unsigned long int)u ); } // [0,u] | 
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|  | 374 | 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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|  | 375 | } // distribution | 
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|  | 376 |  | 
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|  | 377 | float random( void );                                                                   // [0.0, 1.0) | 
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|  | 378 | double random( void );                                                                  // [0.0, 1.0) | 
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|  | 379 | float _Complex random( void );                                                  // [0.0, 1.0)+[0.0, 1.0)i | 
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|  | 380 | double _Complex random( void );                                                 // [0.0, 1.0)+[0.0, 1.0)i | 
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|  | 381 | long double _Complex random( void );                                    // [0.0, 1.0)+[0.0, 1.0)i | 
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| [bd85400] | 382 |  | 
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|  | 383 | //--------------------------------------- | 
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|  | 384 |  | 
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| [94429f8] | 385 | extern bool threading_enabled( void ) OPTIONAL_THREAD; | 
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| [2026bb6] | 386 |  | 
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| [bd85400] | 387 | // Local Variables: // | 
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|  | 388 | // mode: c // | 
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|  | 389 | // tab-width: 4 // | 
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|  | 390 | // End: // | 
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