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Diffstat (limited to 'source/slowfloat.h')
| -rw-r--r-- | source/slowfloat.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/source/slowfloat.h b/source/slowfloat.h new file mode 100644 index 0000000..b2d8cb8 --- /dev/null +++ b/source/slowfloat.h @@ -0,0 +1,220 @@ + +/*============================================================================ + +This C header 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 +documentation and/or other materials provided with the distribution. Neither +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 +written permission. + +IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, +SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING +OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS +BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED +TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED +HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE +MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + +=============================================================================*/ + +#include <stdbool.h> +#include <stdint.h> +#include "softfloat.h" + +extern uint_fast8_t slowfloat_roundingMode; +extern uint_fast8_t slowfloat_detectTininess; +extern uint_fast8_t slowfloat_exceptionFlags; +#ifdef EXTFLOAT80 +extern uint_fast8_t slow_extF80_roundingPrecision; +#endif + +float32_t slow_ui32_to_f32( uint32_t ); +float64_t slow_ui32_to_f64( uint32_t ); +#ifdef EXTFLOAT80 +void slow_ui32_to_extF80M( uint32_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_ui32_to_f128M( uint32_t, float128_t * ); +#endif +float32_t slow_ui64_to_f32( uint64_t ); +float64_t slow_ui64_to_f64( uint64_t ); +#ifdef EXTFLOAT80 +void slow_ui64_to_extF80M( uint64_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_ui64_to_f128M( uint64_t, float128_t * ); +#endif +float32_t slow_i32_to_f32( int32_t ); +float64_t slow_i32_to_f64( int32_t ); +#ifdef EXTFLOAT80 +void slow_i32_to_extF80M( int32_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_i32_to_f128M( int32_t, float128_t * ); +#endif +float32_t slow_i64_to_f32( int64_t ); +float64_t slow_i64_to_f64( int64_t ); +#ifdef EXTFLOAT80 +void slow_i64_to_extF80M( int64_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_i64_to_f128M( int64_t, float128_t * ); +#endif + +uint_fast32_t slow_f32_to_ui32( float32_t, uint_fast8_t, bool ); +uint_fast64_t slow_f32_to_ui64( float32_t, uint_fast8_t, bool ); +int_fast32_t slow_f32_to_i32( float32_t, uint_fast8_t, bool ); +int_fast64_t slow_f32_to_i64( float32_t, uint_fast8_t, bool ); +uint_fast32_t slow_f32_to_ui32_r_minMag( float32_t, bool ); +uint_fast64_t slow_f32_to_ui64_r_minMag( float32_t, bool ); +int_fast32_t slow_f32_to_i32_r_minMag( float32_t, bool ); +int_fast64_t slow_f32_to_i64_r_minMag( float32_t, bool ); +float64_t slow_f32_to_f64( float32_t ); +#ifdef EXTFLOAT80 +void slow_f32_to_extF80M( float32_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_f32_to_f128M( float32_t, float128_t * ); +#endif +float32_t slow_f32_roundToInt( float32_t, uint_fast8_t, bool ); +float32_t slow_f32_add( float32_t, float32_t ); +float32_t slow_f32_sub( float32_t, float32_t ); +float32_t slow_f32_mul( float32_t, float32_t ); +float32_t slow_f32_mulAdd( float32_t, float32_t, float32_t ); +float32_t slow_f32_div( float32_t, float32_t ); +float32_t slow_f32_rem( float32_t, float32_t ); +float32_t slow_f32_sqrt( float32_t ); +bool slow_f32_eq( float32_t, float32_t ); +bool slow_f32_le( float32_t, float32_t ); +bool slow_f32_lt( float32_t, float32_t ); +bool slow_f32_eq_signaling( float32_t, float32_t ); +bool slow_f32_le_quiet( float32_t, float32_t ); +bool slow_f32_lt_quiet( float32_t, float32_t ); + +uint_fast32_t slow_f64_to_ui32( float64_t, uint_fast8_t, bool ); +uint_fast64_t slow_f64_to_ui64( float64_t, uint_fast8_t, bool ); +int_fast32_t slow_f64_to_i32( float64_t, uint_fast8_t, bool ); +int_fast64_t slow_f64_to_i64( float64_t, uint_fast8_t, bool ); +uint_fast32_t slow_f64_to_ui32_r_minMag( float64_t, bool ); +uint_fast64_t slow_f64_to_ui64_r_minMag( float64_t, bool ); +int_fast32_t slow_f64_to_i32_r_minMag( float64_t, bool ); +int_fast64_t slow_f64_to_i64_r_minMag( float64_t, bool ); +float32_t slow_f64_to_f32( float64_t ); +#ifdef EXTFLOAT80 +void slow_f64_to_extF80M( float64_t, extFloat80_t * ); +#endif +#ifdef FLOAT128 +void slow_f64_to_f128M( float64_t, float128_t * ); +#endif +float64_t slow_f64_roundToInt( float64_t, uint_fast8_t, bool ); +float64_t slow_f64_add( float64_t, float64_t ); +float64_t slow_f64_sub( float64_t, float64_t ); +float64_t slow_f64_mul( float64_t, float64_t ); +float64_t slow_f64_mulAdd( float64_t, float64_t, float64_t ); +float64_t slow_f64_div( float64_t, float64_t ); +float64_t slow_f64_rem( float64_t, float64_t ); +float64_t slow_f64_sqrt( float64_t ); +bool slow_f64_eq( float64_t, float64_t ); +bool slow_f64_le( float64_t, float64_t ); +bool slow_f64_lt( float64_t, float64_t ); +bool slow_f64_eq_signaling( float64_t, float64_t ); +bool slow_f64_le_quiet( float64_t, float64_t ); +bool slow_f64_lt_quiet( float64_t, float64_t ); + +#ifdef EXTFLOAT80 +uint_fast32_t slow_extF80M_to_ui32( const extFloat80_t *, uint_fast8_t, bool ); +uint_fast64_t slow_extF80M_to_ui64( const extFloat80_t *, uint_fast8_t, bool ); +int_fast32_t slow_extF80M_to_i32( const extFloat80_t *, uint_fast8_t, bool ); +int_fast64_t slow_extF80M_to_i64( const extFloat80_t *, uint_fast8_t, bool ); +uint_fast32_t slow_extF80M_to_ui32_r_minMag( const extFloat80_t *, bool ); +uint_fast64_t slow_extF80M_to_ui64_r_minMag( const extFloat80_t *, bool ); +int_fast32_t slow_extF80M_to_i32_r_minMag( const extFloat80_t *, bool ); +int_fast64_t slow_extF80M_to_i64_r_minMag( const extFloat80_t *, bool ); +float32_t slow_extF80M_to_f32( const extFloat80_t * ); +float64_t slow_extF80M_to_f64( const extFloat80_t * ); +#ifdef FLOAT128 +void slow_extF80M_to_f128M( const extFloat80_t *, float128_t * ); +#endif +void + slow_extF80M_roundToInt( + const extFloat80_t *, uint_fast8_t, bool, extFloat80_t * ); +void + slow_extF80M_add( + const extFloat80_t *, const extFloat80_t *, extFloat80_t * ); +void + slow_extF80M_sub( + const extFloat80_t *, const extFloat80_t *, extFloat80_t * ); +void + slow_extF80M_mul( + const extFloat80_t *, const extFloat80_t *, extFloat80_t * ); +void + slow_extF80M_mulAdd( + const extFloat80_t *, + const extFloat80_t *, + const extFloat80_t *, + extFloat80_t * + ); +void + slow_extF80M_div( + const extFloat80_t *, const extFloat80_t *, extFloat80_t * ); +void + slow_extF80M_rem( + const extFloat80_t *, const extFloat80_t *, extFloat80_t * ); +void slow_extF80M_sqrt( const extFloat80_t *, extFloat80_t * ); +bool slow_extF80M_eq( const extFloat80_t *, const extFloat80_t * ); +bool slow_extF80M_le( const extFloat80_t *, const extFloat80_t * ); +bool slow_extF80M_lt( const extFloat80_t *, const extFloat80_t * ); +bool slow_extF80M_eq_signaling( const extFloat80_t *, const extFloat80_t * ); +bool slow_extF80M_le_quiet( const extFloat80_t *, const extFloat80_t * ); +bool slow_extF80M_lt_quiet( const extFloat80_t *, const extFloat80_t * ); +#endif + +#ifdef FLOAT128 +uint_fast32_t slow_f128M_to_ui32( const float128_t *, uint_fast8_t, bool ); +uint_fast64_t slow_f128M_to_ui64( const float128_t *, uint_fast8_t, bool ); +int_fast32_t slow_f128M_to_i32( const float128_t *, uint_fast8_t, bool ); +int_fast64_t slow_f128M_to_i64( const float128_t *, uint_fast8_t, bool ); +uint_fast32_t slow_f128M_to_ui32_r_minMag( const float128_t *, bool ); +uint_fast64_t slow_f128M_to_ui64_r_minMag( const float128_t *, bool ); +int_fast32_t slow_f128M_to_i32_r_minMag( const float128_t *, bool ); +int_fast64_t slow_f128M_to_i64_r_minMag( const float128_t *, bool ); +float32_t slow_f128M_to_f32( const float128_t * ); +float64_t slow_f128M_to_f64( const float128_t * ); +#ifdef EXTFLOAT80 +void slow_f128M_to_extF80M( const float128_t *, extFloat80_t * ); +#endif +void + slow_f128M_roundToInt( const float128_t *, uint_fast8_t, bool, float128_t * ); +void slow_f128M_add( const float128_t *, const float128_t *, float128_t * ); +void slow_f128M_sub( const float128_t *, const float128_t *, float128_t * ); +void slow_f128M_mul( const float128_t *, const float128_t *, float128_t * ); +void + slow_f128M_mulAdd( + const float128_t *, const float128_t *, const float128_t *, float128_t * + ); +void slow_f128M_div( const float128_t *, const float128_t *, float128_t * ); +void slow_f128M_rem( const float128_t *, const float128_t *, float128_t * ); +void slow_f128M_sqrt( const float128_t *, float128_t * ); +bool slow_f128M_eq( const float128_t *, const float128_t * ); +bool slow_f128M_le( const float128_t *, const float128_t * ); +bool slow_f128M_lt( const float128_t *, const float128_t * ); +bool slow_f128M_eq_signaling( const float128_t *, const float128_t * ); +bool slow_f128M_le_quiet( const float128_t *, const float128_t * ); +bool slow_f128M_lt_quiet( const float128_t *, const float128_t * ); +#endif + |