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https://github.com/openhwgroup/cvw
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112 lines
4.2 KiB
C
112 lines
4.2 KiB
C
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/*============================================================================
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This C source file is part of TestFloat, Release 3e, a package of programs for
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testing the correctness of floating-point arithmetic complying with the IEEE
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Standard for Floating-Point, by John R. Hauser.
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Copyright 2011, 2012, 2013, 2014, 2015, 2017 The Regents of the University of
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California. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions, and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions, and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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3. Neither the name of the University nor the names of its contributors may
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be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE
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DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=============================================================================*/
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#include <stdint.h>
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#include "platform.h"
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#include "softfloat.h"
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#include "genCases.h"
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#include "verCases.h"
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#include "writeCase.h"
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#include "testLoops.h"
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#ifdef FLOAT16
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#pragma STDC FENV_ACCESS ON
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void
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test_abcz_f16(
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float16_t trueFunction( float16_t, float16_t, float16_t ),
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float16_t subjFunction( float16_t, float16_t, float16_t )
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)
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{
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int count;
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float16_t trueZ;
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uint_fast8_t trueFlags;
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float16_t subjZ;
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uint_fast8_t subjFlags;
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genCases_f16_abc_init();
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genCases_writeTestsTotal( testLoops_forever );
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verCases_errorCount = 0;
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verCases_tenThousandsCount = 0;
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count = 10000;
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while ( ! genCases_done || testLoops_forever ) {
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genCases_f16_abc_next();
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*testLoops_trueFlagsPtr = 0;
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trueZ = trueFunction( genCases_f16_a, genCases_f16_b, genCases_f16_c );
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trueFlags = *testLoops_trueFlagsPtr;
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testLoops_subjFlagsFunction();
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subjZ = subjFunction( genCases_f16_a, genCases_f16_b, genCases_f16_c );
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subjFlags = testLoops_subjFlagsFunction();
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--count;
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if ( ! count ) {
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verCases_perTenThousand();
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count = 10000;
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}
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if ( ! f16_same( trueZ, subjZ ) || (trueFlags != subjFlags) ) {
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if (
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! verCases_checkNaNs
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&& ( f16_isSignalingNaN( genCases_f16_a )
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|| f16_isSignalingNaN( genCases_f16_b )
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|| f16_isSignalingNaN( genCases_f16_c )
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)
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) {
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trueFlags |= softfloat_flag_invalid;
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}
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if (
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verCases_checkNaNs
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|| ! f16_isNaN( trueZ )
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|| ! f16_isNaN( subjZ )
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|| f16_isSignalingNaN( subjZ )
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|| (trueFlags != subjFlags)
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) {
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++verCases_errorCount;
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verCases_writeErrorFound( 10000 - count );
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writeCase_abc_f16(
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genCases_f16_a, genCases_f16_b, genCases_f16_c );
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writeCase_z_f16( trueZ, trueFlags, subjZ, subjFlags );
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if ( verCases_errorCount == verCases_maxErrorCount ) break;
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}
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}
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}
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verCases_writeTestsPerformed( 10000 - count );
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}
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#endif
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