source/test_a_f64_z_i64_rx.c

/*============================================================================

This C source file is part of TestFloat, Release 3, a package of programs for
testing the correctness of floating-point arithmetic complying with the IEEE
Standard for Floating-Point, by John R. Hauser.

Copyright 2011, 2012, 2013, 2014 The Regents of the University of California
(Regents).  All Rights Reserved.  Redistribution and use in source and binary
forms, with or without modification, are permitted provided that the following
conditions are met:

Redistributions of source code must retain the above copyright notice,
this list of conditions, and the following two paragraphs of disclaimer.
Redistributions in binary form must reproduce the above copyright notice,
this list of conditions, and the following two paragraphs of disclaimer in the
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the name of the Regents nor the names of its contributors may be used to
endorse or promote products derived from this software without specific prior
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SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
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REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED
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=============================================================================*/

#include <stdbool.h>
#include <stdint.h>
#include "platform.h"
#include "softfloat.h"
#include "genCases.h"
#include "verCases.h"
#include "writeCase.h"
#include "testLoops.h"

#pragma STDC FENV_ACCESS ON

void
 test_a_f64_z_i64_rx(
     int_fast64_t trueFunction( float64_t, uint_fast8_t, bool ),
     int_fast64_t subjFunction( float64_t, uint_fast8_t, bool ),
     uint_fast8_t roundingMode,
     bool exact
 )
{
    int count;
    int_fast64_t trueZ;
    uint_fast8_t trueFlags;
    int_fast64_t subjZ;
    uint_fast8_t subjFlags;

    genCases_f64_a_init();
    genCases_writeTestsTotal( testLoops_forever );
    verCases_errorCount = 0;
    verCases_tenThousandsCount = 0;
    count = 10000;
    while ( ! genCases_done || testLoops_forever ) {
        genCases_f64_a_next();
        *testLoops_trueFlagsPtr = 0;
        trueZ = trueFunction( genCases_f64_a, roundingMode, exact );
        trueFlags = *testLoops_trueFlagsPtr;
        testLoops_subjFlagsFunction();
        subjZ = subjFunction( genCases_f64_a, roundingMode, exact );
        subjFlags = testLoops_subjFlagsFunction();
        --count;
        if ( ! count ) {
            verCases_perTenThousand();
            count = 10000;
        }
        if ( (trueZ != subjZ) || (trueFlags != subjFlags) ) {
            if (
                ! verCases_checkNaNs && f64_isSignalingNaN( genCases_f64_a )
            ) {
                trueFlags |= softfloat_flag_invalid;
            }
            if (
                   (trueZ != INT64_C( 0x7FFFFFFFFFFFFFFF ))
                || ((subjZ != INT64_C( 0x7FFFFFFFFFFFFFFF ))
                        && (subjZ != -INT64_C( 0x7FFFFFFFFFFFFFFF ) - 1))
                || (trueFlags != softfloat_flag_invalid)
                || (subjFlags != softfloat_flag_invalid)
            ) {
                ++verCases_errorCount;
                verCases_writeErrorFound( 10000 - count );
                writeCase_a_f64( genCases_f64_a, "  " );
                writeCase_z_i64( trueZ, trueFlags, subjZ, subjFlags );
                if ( verCases_errorCount == verCases_maxErrorCount ) break;
            }
        }
    }
    verCases_writeTestsPerformed( 10000 - count );

}