test_fp.c

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#include "../tester.h"
 
void test_fp_conversion_to_bytes( Environment * _environment, double _value, int _expected[4] ) {
 
    int result[4];
 
    cpu_float_single_from_double_to_int_array( _environment, _value, &result[0] );
 
    if ( memcmp( &_expected[0], &result[0], 4 ) == 0 ) {
        printf( "." );
    } else {
        printf( "\n%f -> %2.2x%2.2x%2.2x%2.2x ... BAD\n", _value, (unsigned char) _expected[0], (unsigned char) _expected[1], (unsigned char) _expected[2], (unsigned char) _expected[3] );
        printf( "    got : %2.2x %2.2x %2.2x %2.2x\n", (unsigned char) result[0], (unsigned char) result[1], (unsigned char) result[2], (unsigned char) result[3] );
    }
 
}
 
void test_fp_conversion_to_double( Environment * _environment, int _value[4], double _expected ) {
 
    double result;
 
    cpu_float_single_from_int_array_to_double( _environment, _value, &result );
 
    if ( ( result - _expected ) < 0.01 ) {
        printf( "." );
    } else {
        printf( "\n%2.2x%2.2x%2.2x%2.2x -> %f ... BAD\n", (unsigned char) _value[0], (unsigned char) _value[1], (unsigned char) _value[2], (unsigned char) _value[3], _expected );
        printf( "    got : %f\n", result );
    }
 
}