Ignore:
Timestamp:
May 27, 2015, 8:33:19 PM (9 years ago)
Author:
Peter A. Buhr <pabuhr@…>
Branches:
ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, ctor, deferred_resn, demangler, enum, forall-pointer-decay, gc_noraii, jacob/cs343-translation, jenkins-sandbox, master, memory, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, string, with_gc
Children:
00cc023
Parents:
52ac3b4
Message:

licencing: eighth groups of files

File:
1 edited

Legend:

Unmodified
Added
Removed
  • src/examples/sum.c

    r52ac3b4 r86bd7c1f  
     1//
     2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
     3//
     4// The contents of this file are covered under the licence agreement in the
     5// file "LICENCE" distributed with Cforall.
     6//
     7// sum.c --
     8//
     9// Author           : Richard C. Bilson
     10// Created On       : Wed May 27 17:56:53 2015
     11// Last Modified By : Peter A. Buhr
     12// Last Modified On : Wed May 27 18:43:46 2015
     13// Update Count     : 4
     14//
     15
    116extern "C" {
    2     int printf( const char *, ... );
     17        int printf( const char *, ... );
    318}
    419
    520context sumable( type T ) {
    6     const T 0;
    7     T ?+?( T, T );
    8     T ?++( T * );
    9     T ?+=?( T *, T );
     21        const T 0;
     22        T ?+?( T, T );
     23        T ?++( T * );
     24        T ?+=?( T *, T );
    1025};
    1126
    1227forall( type T | sumable( T ) )
    1328T sum( int n, T a[] ) {
    14     T total;                            // instantiate T, select 0
    15     total = 0;
    16     for ( int i = 0; i < n; i += 1 )
    17         total = total + a[i];           // select +
    18     return total;
     29        T total;                                                                                        // instantiate T, select 0
     30        total = 0;
     31        for ( int i = 0; i < n; i += 1 )
     32                total = total + a[i];                                                   // select +
     33        return total;
    1934}
    2035
     
    2742
    2843int main() {
    29     const int size = 10, low = 0, High = 10;
    30     int si = 0, ai[10]; // size
    31     int i;
    32     for ( i = low; i < High; i += 1 ) {
    33         si += i;
    34         ai[i] = i;
    35     }
    36     printf( "sum from %d to %d is %d, check %d\n",
    37             low, High, sum( size, ai ), si );
     44        const int size = 10, low = 0, High = 10;
     45        int si = 0, ai[10]; // size
     46        int i;
     47        for ( i = low; i < High; i += 1 ) {
     48                si += i;
     49                ai[i] = i;
     50        }
     51        printf( "sum from %d to %d is %d, check %d\n",
     52                        low, High, sum( size, ai ), si );
    3853
    39 //    char ci[10];
    40 //    char c = sum( size, ci );
    41 //    float fi[10];
    42 //    float f = sum( size, fi );
     54//      char ci[10];
     55//      char c = sum( size, ci );
     56//      float fi[10];
     57//      float f = sum( size, fi );
    4358
    44     double sd = 0.0, ad[10]; // size
    45     for ( i = low; i < High; i += 1 ) {
    46         double d = i / (double)size;
    47         sd += d;
    48         ad[i] = d;
    49     }
    50     printf( "sum from %g to %g is %g, check %g\n",
    51             low / (double)size, High / (double)size, sum( size, ad ), sd );
     59        double sd = 0.0, ad[10];                                                        // size
     60        for ( i = low; i < High; i += 1 ) {
     61                double d = i / (double)size;
     62                sd += d;
     63                ad[i] = d;
     64        }
     65        printf( "sum from %g to %g is %g, check %g\n",
     66                        low / (double)size, High / (double)size, sum( size, ad ), sd );
    5267}
    5368
    5469// Local Variables: //
    55 // compile-command: "../../bin/cfa sum.c" //
     70// tab-width: 4 //
     71// compile-command: "cfa sum.c" //
    5672// End: //
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