source: tests/math1.cfa @ 42cd451e

//
// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// math1.cfa --
//
// Author           : Peter A. Buhr
// Created On       : Fri Apr 22 14:59:21 2016
// Last Modified By : Peter A. Buhr
// Last Modified On : Sun Jul 14 10:16:45 2019
// Update Count     : 112
//

#include <fstream.hfa>
#include <math.hfa>

int main( void ) {
        float f;
        double d;
        long double l;

        sout | "fmod:" | 5.0F % -2.0F | fmod( 5.0F, -2.0F ) | 5.0D % -2.0D | nonl;
        sout | fmod( 5.0D, -2.0D ) | 5.0L % -2.0L | fmod( 5.0L, -2.0L );
        sout | "remainder:" | remainder( 2.0F, 3.0F ) | remainder( 2.0D, 3.0D ) | remainder( 2.0L, 3.0L );
        int quot;
        f = remquo( 3.6F, 0.5F, &quot );
        sout | "remquo:" | quot | f | nonl;
        d = remquo( 3.6D, 0.5F, &quot );
        sout | quot | d | nonl;
        l = remquo( 3.6L, 0.5L, &quot );
        sout | quot | l;
        sout | "div:" | div( 3.6F, 0.5F ) | div( 3.6D, 0.5D ) | div( 3.6L, 0.5L );
        sout | "fma:" | fma( 3.0F, -1.0F, 1.0F ) | fma( 3.0D, -1.0D, 1.0D ) | fma( 3.0L, -1.0L, 1.0L );
        sout | "fdim:" | fdim( 1.0F, -1.0F ) | fdim( 1.0D, -1.0D ) | fdim( 1.0L, -1.0L );
        sout | "nan:" | (float)nan( "" ) | (double)nan( "" ) | (long double)nan( "" );

        //---------------------- Exponential ----------------------

        sout | "exp:" | exp( 1.0F ) | exp( 1.0D ) | exp( 1.0L ) | nonl;
        sout | exp( 1.0F+1.0FI ) | exp( 1.0D+1.0DI ) | exp( 1.0DL+1.0LI );
        sout | "exp2:" | exp2( 1.0F ) | exp2( 1.0D ) | exp2( 1.0L );
        sout | "expm1:" | expm1( 1.0F ) | expm1( 1.0D ) | expm1( 1.0L );
        sout | "pow:" | pow( 1.0F, 1.0F ) | pow( 1.0D, 1.0D ) | pow( 1.0L, 1.0L ) | nonl;
        sout | pow( 1.0F+1.0FI, 1.0F+1.0FI ) | pow( 1.0D+1.0DI, 1.0D+1.0DI ) | pow( 1.5DL+1.5LI, 1.5DL+1.5LI );

        int b = 4;
        unsigned int e = 2;
    b \= e;
    sout | b | "\\" | e | "= " | b \ e;
    sout | 'a' \ 3 | 2 \ 8 | 4 \ 3 | -4 \ 3 | 4 \ -3 | -4 \ -3;
        sout | 4.0 \ -3 | -4.0 \ -3 | 4.0 \ 2.1 | (1.0f+2.0fi) \ (3.0f+2.0fi);
        sout | 4 \ -3 | -4 \ -3 | 4.0 \ 2.1 | (1.0f+2.0fi) \ (3.0f+2.0fi);

        struct S { int i; };
        double ?*?( double d, S s ) { return d * s.i; }
        double ?/?( double d, S s ) { return d / s.i; }
        S ?\?( S s, unsigned long y ) { return (S){ s.i \ y }; }
        ofstream & ?|?( ofstream & os, S s ) { return os | s.i; }
        void ?|?( ofstream & os, S s ) { (ofstream &)(os | s); ends( os ); }
        S s = { 4 };
        S x = s \ 2;
        sout | x;
        sout | s.i | s \ 2u;
} // main

// Local Variables: //
// tab-width: 4 //
// compile-command: "cfa math1.cfa" //
// End: //