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			299 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			299 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| 
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| /*============================================================================
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| 
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| This C header 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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| =============================================================================*/
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| 
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| #include <stdbool.h>
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| #include <stdint.h>
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| #include "softfloat.h"
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| 
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| extern uint_fast8_t slowfloat_roundingMode;
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| extern uint_fast8_t slowfloat_detectTininess;
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| extern uint_fast8_t slowfloat_exceptionFlags;
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| #ifdef EXTFLOAT80
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| extern uint_fast8_t slow_extF80_roundingPrecision;
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| #endif
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| 
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| #ifdef FLOAT16
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| float16_t slow_ui32_to_f16( uint32_t );
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| #endif
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| float32_t slow_ui32_to_f32( uint32_t );
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| #ifdef FLOAT64
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| float64_t slow_ui32_to_f64( uint32_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_ui32_to_extF80M( uint32_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_ui32_to_f128M( uint32_t, float128_t * );
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| #endif
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| #ifdef FLOAT16
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| float16_t slow_ui64_to_f16( uint64_t );
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| #endif
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| float32_t slow_ui64_to_f32( uint64_t );
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| #ifdef FLOAT64
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| float64_t slow_ui64_to_f64( uint64_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_ui64_to_extF80M( uint64_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_ui64_to_f128M( uint64_t, float128_t * );
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| #endif
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| #ifdef FLOAT16
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| float16_t slow_i32_to_f16( int32_t );
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| #endif
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| float32_t slow_i32_to_f32( int32_t );
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| #ifdef FLOAT64
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| float64_t slow_i32_to_f64( int32_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_i32_to_extF80M( int32_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_i32_to_f128M( int32_t, float128_t * );
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| #endif
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| #ifdef FLOAT16
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| float16_t slow_i64_to_f16( int64_t );
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| #endif
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| float32_t slow_i64_to_f32( int64_t );
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| #ifdef FLOAT64
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| float64_t slow_i64_to_f64( int64_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_i64_to_extF80M( int64_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_i64_to_f128M( int64_t, float128_t * );
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| #endif
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| 
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| #ifdef FLOAT16
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| uint_fast32_t slow_f16_to_ui32( float16_t, uint_fast8_t, bool );
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| uint_fast64_t slow_f16_to_ui64( float16_t, uint_fast8_t, bool );
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| int_fast32_t slow_f16_to_i32( float16_t, uint_fast8_t, bool );
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| int_fast64_t slow_f16_to_i64( float16_t, uint_fast8_t, bool );
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| uint_fast32_t slow_f16_to_ui32_r_minMag( float16_t, bool );
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| uint_fast64_t slow_f16_to_ui64_r_minMag( float16_t, bool );
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| int_fast32_t slow_f16_to_i32_r_minMag( float16_t, bool );
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| int_fast64_t slow_f16_to_i64_r_minMag( float16_t, bool );
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| float32_t slow_f16_to_f32( float16_t );
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| #ifdef FLOAT64
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| float64_t slow_f16_to_f64( float16_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_f16_to_extF80M( float16_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_f16_to_f128M( float16_t, float128_t * );
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| #endif
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| float16_t slow_f16_roundToInt( float16_t, uint_fast8_t, bool );
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| float16_t slow_f16_add( float16_t, float16_t );
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| float16_t slow_f16_sub( float16_t, float16_t );
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| float16_t slow_f16_mul( float16_t, float16_t );
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| float16_t slow_f16_mulAdd( float16_t, float16_t, float16_t );
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| float16_t slow_f16_div( float16_t, float16_t );
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| float16_t slow_f16_rem( float16_t, float16_t );
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| float16_t slow_f16_sqrt( float16_t );
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| bool slow_f16_eq( float16_t, float16_t );
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| bool slow_f16_le( float16_t, float16_t );
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| bool slow_f16_lt( float16_t, float16_t );
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| bool slow_f16_eq_signaling( float16_t, float16_t );
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| bool slow_f16_le_quiet( float16_t, float16_t );
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| bool slow_f16_lt_quiet( float16_t, float16_t );
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| #endif
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| 
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| uint_fast32_t slow_f32_to_ui32( float32_t, uint_fast8_t, bool );
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| uint_fast64_t slow_f32_to_ui64( float32_t, uint_fast8_t, bool );
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| int_fast32_t slow_f32_to_i32( float32_t, uint_fast8_t, bool );
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| int_fast64_t slow_f32_to_i64( float32_t, uint_fast8_t, bool );
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| uint_fast32_t slow_f32_to_ui32_r_minMag( float32_t, bool );
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| uint_fast64_t slow_f32_to_ui64_r_minMag( float32_t, bool );
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| int_fast32_t slow_f32_to_i32_r_minMag( float32_t, bool );
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| int_fast64_t slow_f32_to_i64_r_minMag( float32_t, bool );
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| #ifdef FLOAT16
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| float16_t slow_f32_to_f16( float32_t );
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| #endif
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| #ifdef FLOAT64
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| float64_t slow_f32_to_f64( float32_t );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_f32_to_extF80M( float32_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_f32_to_f128M( float32_t, float128_t * );
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| #endif
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| float32_t slow_f32_roundToInt( float32_t, uint_fast8_t, bool );
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| float32_t slow_f32_add( float32_t, float32_t );
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| float32_t slow_f32_sub( float32_t, float32_t );
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| float32_t slow_f32_mul( float32_t, float32_t );
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| float32_t slow_f32_mulAdd( float32_t, float32_t, float32_t );
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| float32_t slow_f32_div( float32_t, float32_t );
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| float32_t slow_f32_rem( float32_t, float32_t );
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| float32_t slow_f32_sqrt( float32_t );
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| bool slow_f32_eq( float32_t, float32_t );
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| bool slow_f32_le( float32_t, float32_t );
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| bool slow_f32_lt( float32_t, float32_t );
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| bool slow_f32_eq_signaling( float32_t, float32_t );
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| bool slow_f32_le_quiet( float32_t, float32_t );
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| bool slow_f32_lt_quiet( float32_t, float32_t );
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| 
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| #ifdef FLOAT64
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| uint_fast32_t slow_f64_to_ui32( float64_t, uint_fast8_t, bool );
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| uint_fast64_t slow_f64_to_ui64( float64_t, uint_fast8_t, bool );
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| int_fast32_t slow_f64_to_i32( float64_t, uint_fast8_t, bool );
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| int_fast64_t slow_f64_to_i64( float64_t, uint_fast8_t, bool );
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| uint_fast32_t slow_f64_to_ui32_r_minMag( float64_t, bool );
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| uint_fast64_t slow_f64_to_ui64_r_minMag( float64_t, bool );
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| int_fast32_t slow_f64_to_i32_r_minMag( float64_t, bool );
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| int_fast64_t slow_f64_to_i64_r_minMag( float64_t, bool );
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| #ifdef FLOAT16
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| float16_t slow_f64_to_f16( float64_t );
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| #endif
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| float32_t slow_f64_to_f32( float64_t );
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| #ifdef EXTFLOAT80
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| void slow_f64_to_extF80M( float64_t, extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_f64_to_f128M( float64_t, float128_t * );
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| #endif
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| float64_t slow_f64_roundToInt( float64_t, uint_fast8_t, bool );
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| float64_t slow_f64_add( float64_t, float64_t );
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| float64_t slow_f64_sub( float64_t, float64_t );
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| float64_t slow_f64_mul( float64_t, float64_t );
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| float64_t slow_f64_mulAdd( float64_t, float64_t, float64_t );
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| float64_t slow_f64_div( float64_t, float64_t );
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| float64_t slow_f64_rem( float64_t, float64_t );
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| float64_t slow_f64_sqrt( float64_t );
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| bool slow_f64_eq( float64_t, float64_t );
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| bool slow_f64_le( float64_t, float64_t );
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| bool slow_f64_lt( float64_t, float64_t );
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| bool slow_f64_eq_signaling( float64_t, float64_t );
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| bool slow_f64_le_quiet( float64_t, float64_t );
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| bool slow_f64_lt_quiet( float64_t, float64_t );
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| #endif
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| 
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| #ifdef EXTFLOAT80
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| uint_fast32_t slow_extF80M_to_ui32( const extFloat80_t *, uint_fast8_t, bool );
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| uint_fast64_t slow_extF80M_to_ui64( const extFloat80_t *, uint_fast8_t, bool );
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| int_fast32_t slow_extF80M_to_i32( const extFloat80_t *, uint_fast8_t, bool );
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| int_fast64_t slow_extF80M_to_i64( const extFloat80_t *, uint_fast8_t, bool );
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| uint_fast32_t slow_extF80M_to_ui32_r_minMag( const extFloat80_t *, bool );
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| uint_fast64_t slow_extF80M_to_ui64_r_minMag( const extFloat80_t *, bool );
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| int_fast32_t slow_extF80M_to_i32_r_minMag( const extFloat80_t *, bool );
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| int_fast64_t slow_extF80M_to_i64_r_minMag( const extFloat80_t *, bool );
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| #ifdef FLOAT16
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| float16_t slow_extF80M_to_f16( const extFloat80_t * );
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| #endif
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| float32_t slow_extF80M_to_f32( const extFloat80_t * );
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| #ifdef FLOAT64
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| float64_t slow_extF80M_to_f64( const extFloat80_t * );
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| #endif
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| #ifdef FLOAT128
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| void slow_extF80M_to_f128M( const extFloat80_t *, float128_t * );
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| #endif
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| void
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|  slow_extF80M_roundToInt(
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|      const extFloat80_t *, uint_fast8_t, bool, extFloat80_t * );
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| void
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|  slow_extF80M_add(
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|      const extFloat80_t *, const extFloat80_t *, extFloat80_t * );
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| void
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|  slow_extF80M_sub(
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|      const extFloat80_t *, const extFloat80_t *, extFloat80_t * );
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| void
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|  slow_extF80M_mul(
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|      const extFloat80_t *, const extFloat80_t *, extFloat80_t * );
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| void
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|  slow_extF80M_mulAdd(
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|      const extFloat80_t *,
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|      const extFloat80_t *,
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|      const extFloat80_t *,
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|      extFloat80_t *
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|  );
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| void
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|  slow_extF80M_div(
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|      const extFloat80_t *, const extFloat80_t *, extFloat80_t * );
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| void
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|  slow_extF80M_rem(
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|      const extFloat80_t *, const extFloat80_t *, extFloat80_t * );
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| void slow_extF80M_sqrt( const extFloat80_t *, extFloat80_t * );
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| bool slow_extF80M_eq( const extFloat80_t *, const extFloat80_t * );
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| bool slow_extF80M_le( const extFloat80_t *, const extFloat80_t * );
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| bool slow_extF80M_lt( const extFloat80_t *, const extFloat80_t * );
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| bool slow_extF80M_eq_signaling( const extFloat80_t *, const extFloat80_t * );
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| bool slow_extF80M_le_quiet( const extFloat80_t *, const extFloat80_t * );
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| bool slow_extF80M_lt_quiet( const extFloat80_t *, const extFloat80_t * );
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| #endif
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| 
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| #ifdef FLOAT128
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| uint_fast32_t slow_f128M_to_ui32( const float128_t *, uint_fast8_t, bool );
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| uint_fast64_t slow_f128M_to_ui64( const float128_t *, uint_fast8_t, bool );
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| int_fast32_t slow_f128M_to_i32( const float128_t *, uint_fast8_t, bool );
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| int_fast64_t slow_f128M_to_i64( const float128_t *, uint_fast8_t, bool );
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| uint_fast32_t slow_f128M_to_ui32_r_minMag( const float128_t *, bool );
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| uint_fast64_t slow_f128M_to_ui64_r_minMag( const float128_t *, bool );
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| int_fast32_t slow_f128M_to_i32_r_minMag( const float128_t *, bool );
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| int_fast64_t slow_f128M_to_i64_r_minMag( const float128_t *, bool );
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| #ifdef FLOAT16
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| float16_t slow_f128M_to_f16( const float128_t * );
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| #endif
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| float32_t slow_f128M_to_f32( const float128_t * );
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| #ifdef FLOAT64
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| float64_t slow_f128M_to_f64( const float128_t * );
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| #endif
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| #ifdef EXTFLOAT80
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| void slow_f128M_to_extF80M( const float128_t *, extFloat80_t * );
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| #endif
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| void
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|  slow_f128M_roundToInt( const float128_t *, uint_fast8_t, bool, float128_t * );
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| void slow_f128M_add( const float128_t *, const float128_t *, float128_t * );
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| void slow_f128M_sub( const float128_t *, const float128_t *, float128_t * );
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| void slow_f128M_mul( const float128_t *, const float128_t *, float128_t * );
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| void
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|  slow_f128M_mulAdd(
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|      const float128_t *, const float128_t *, const float128_t *, float128_t *
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|  );
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| void slow_f128M_div( const float128_t *, const float128_t *, float128_t * );
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| void slow_f128M_rem( const float128_t *, const float128_t *, float128_t * );
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| void slow_f128M_sqrt( const float128_t *, float128_t * );
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| bool slow_f128M_eq( const float128_t *, const float128_t * );
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| bool slow_f128M_le( const float128_t *, const float128_t * );
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| bool slow_f128M_lt( const float128_t *, const float128_t * );
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| bool slow_f128M_eq_signaling( const float128_t *, const float128_t * );
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| bool slow_f128M_le_quiet( const float128_t *, const float128_t * );
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| bool slow_f128M_lt_quiet( const float128_t *, const float128_t * );
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| #endif
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| 
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