/* $NetBSD: systfloat.h,v 1.4 2008/04/28 20:23:04 martin Exp $ */ /* This is a derivative work. */ /*- * Copyright (c) 2001 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Ross Harvey. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* =============================================================================== This C header file is part of TestFloat, Release 2a, a package of programs for testing the correctness of floating-point arithmetic complying to the IEC/IEEE Standard for Floating-Point. Written by John R. Hauser. More information is available through the Web page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'. THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. Derivative works are acceptable, even for commercial purposes, so long as (1) they include prominent notice that the work is derivative, and (2) they include prominent notice akin to these four paragraphs for those parts of this code that are retained. =============================================================================== */ /* ------------------------------------------------------------------------------- The following macros are defined to indicate that the corresponding functions exist. ------------------------------------------------------------------------------- */ #define SYST_INT32_TO_FLOAT32 #define SYST_INT32_TO_FLOAT64 #ifdef BITS64 #define SYST_INT64_TO_FLOAT32 #define SYST_INT64_TO_FLOAT64 #endif #define SYST_FLOAT32_TO_INT32_ROUND_TO_ZERO #ifdef BITS64 #define SYST_FLOAT32_TO_INT64_ROUND_TO_ZERO #endif #define SYST_FLOAT32_TO_FLOAT64 #define SYST_FLOAT32_ADD #define SYST_FLOAT32_SUB #define SYST_FLOAT32_MUL #define SYST_FLOAT32_DIV #define SYST_FLOAT32_EQ #define SYST_FLOAT32_LE #define SYST_FLOAT32_LT #define SYST_FLOAT64_TO_INT32_ROUND_TO_ZERO #ifdef BITS64 #define SYST_FLOAT64_TO_INT64_ROUND_TO_ZERO #endif #define SYST_FLOAT64_TO_FLOAT32 #define SYST_FLOAT64_ADD #define SYST_FLOAT64_SUB #define SYST_FLOAT64_MUL #define SYST_FLOAT64_DIV #define SYST_FLOAT64_SQRT #define SYST_FLOAT64_EQ #define SYST_FLOAT64_LE #define SYST_FLOAT64_LT #if defined( FLOATX80 ) #define SYST_INT32_TO_FLOATX80 #ifdef BITS64 #define SYST_INT64_TO_FLOATX80 #endif #define SYST_FLOAT32_TO_FLOATX80 #define SYST_FLOAT64_TO_FLOATX80 #define SYST_FLOATX80_TO_INT32_ROUND_TO_ZERO #ifdef BITS64 #define SYST_FLOATX80_TO_INT64_ROUND_TO_ZERO #endif #define SYST_FLOATX80_TO_FLOAT32 #define SYST_FLOATX80_TO_FLOAT64 #define SYST_FLOATX80_ADD #define SYST_FLOATX80_SUB #define SYST_FLOATX80_MUL #define SYST_FLOATX80_DIV #define SYST_FLOATX80_EQ #define SYST_FLOATX80_LE #define SYST_FLOATX80_LT #endif #if defined( FLOAT128 ) && defined( LONG_DOUBLE_IS_FLOAT128 ) #define SYST_INT32_TO_FLOAT128 #ifdef BITS64 #define SYST_INT64_TO_FLOAT128 #endif #define SYST_FLOAT32_TO_FLOAT128 #define SYST_FLOAT64_TO_FLOAT128 #define SYST_FLOAT128_TO_INT32_ROUND_TO_ZERO #ifdef BITS64 #define SYST_FLOAT128_TO_INT64_ROUND_TO_ZERO #endif #define SYST_FLOAT128_TO_FLOAT32 #define SYST_FLOAT128_TO_FLOAT64 #define SYST_FLOAT128_ADD #define SYST_FLOAT128_SUB #define SYST_FLOAT128_MUL #define SYST_FLOAT128_DIV #define SYST_FLOAT128_EQ #define SYST_FLOAT128_LE #define SYST_FLOAT128_LT #endif /* ------------------------------------------------------------------------------- System function declarations. (Some of these functions may not exist.) ------------------------------------------------------------------------------- */ float32 syst_int32_to_float32( int32 ); float64 syst_int32_to_float64( int32 ); #ifdef FLOATX80 floatx80 syst_int32_to_floatx80( int32 ); #endif #ifdef FLOAT128 float128 syst_int32_to_float128( int32 ); #endif #ifdef BITS64 float32 syst_int64_to_float32( int64 ); float64 syst_int64_to_float64( int64 ); #ifdef FLOATX80 floatx80 syst_int64_to_floatx80( int64 ); #endif #ifdef FLOAT128 float128 syst_int64_to_float128( int64 ); #endif #endif int32 syst_float32_to_int32( float32 ); int32 syst_float32_to_int32_round_to_zero( float32 ); #ifdef BITS64 int64 syst_float32_to_int64( float32 ); int64 syst_float32_to_int64_round_to_zero( float32 ); #endif float64 syst_float32_to_float64( float32 ); #ifdef FLOATX80 floatx80 syst_float32_to_floatx80( float32 ); #endif #ifdef FLOAT128 float128 syst_float32_to_float128( float32 ); #endif float32 syst_float32_round_to_int( float32 ); float32 syst_float32_add( float32, float32 ); float32 syst_float32_sub( float32, float32 ); float32 syst_float32_mul( float32, float32 ); float32 syst_float32_div( float32, float32 ); float32 syst_float32_rem( float32, float32 ); float32 syst_float32_sqrt( float32 ); flag syst_float32_eq( float32, float32 ); flag syst_float32_le( float32, float32 ); flag syst_float32_lt( float32, float32 ); flag syst_float32_eq_signaling( float32, float32 ); flag syst_float32_le_quiet( float32, float32 ); flag syst_float32_lt_quiet( float32, float32 ); int32 syst_float64_to_int32( float64 ); int32 syst_float64_to_int32_round_to_zero( float64 ); #ifdef BITS64 int64 syst_float64_to_int64( float64 ); int64 syst_float64_to_int64_round_to_zero( float64 ); #endif float32 syst_float64_to_float32( float64 ); #ifdef FLOATX80 floatx80 syst_float64_to_floatx80( float64 ); #endif #ifdef FLOAT128 float128 syst_float64_to_float128( float64 ); #endif float64 syst_float64_round_to_int( float64 ); float64 syst_float64_add( float64, float64 ); float64 syst_float64_sub( float64, float64 ); float64 syst_float64_mul( float64, float64 ); float64 syst_float64_div( float64, float64 ); float64 syst_float64_rem( float64, float64 ); float64 syst_float64_sqrt( float64 ); flag syst_float64_eq( float64, float64 ); flag syst_float64_le( float64, float64 ); flag syst_float64_lt( float64, float64 ); flag syst_float64_eq_signaling( float64, float64 ); flag syst_float64_le_quiet( float64, float64 ); flag syst_float64_lt_quiet( float64, float64 ); #ifdef FLOATX80 int32 syst_floatx80_to_int32( floatx80 ); int32 syst_floatx80_to_int32_round_to_zero( floatx80 ); #ifdef BITS64 int64 syst_floatx80_to_int64( floatx80 ); int64 syst_floatx80_to_int64_round_to_zero( floatx80 ); #endif float32 syst_floatx80_to_float32( floatx80 ); float64 syst_floatx80_to_float64( floatx80 ); #ifdef FLOAT128 float128 syst_floatx80_to_float128( floatx80 ); #endif floatx80 syst_floatx80_round_to_int( floatx80 ); floatx80 syst_floatx80_add( floatx80, floatx80 ); floatx80 syst_floatx80_sub( floatx80, floatx80 ); floatx80 syst_floatx80_mul( floatx80, floatx80 ); floatx80 syst_floatx80_div( floatx80, floatx80 ); floatx80 syst_floatx80_rem( floatx80, floatx80 ); floatx80 syst_floatx80_sqrt( floatx80 ); flag syst_floatx80_eq( floatx80, floatx80 ); flag syst_floatx80_le( floatx80, floatx80 ); flag syst_floatx80_lt( floatx80, floatx80 ); flag syst_floatx80_eq_signaling( floatx80, floatx80 ); flag syst_floatx80_le_quiet( floatx80, floatx80 ); flag syst_floatx80_lt_quiet( floatx80, floatx80 ); #endif #ifdef FLOAT128 int32 syst_float128_to_int32( float128 ); int32 syst_float128_to_int32_round_to_zero( float128 ); #ifdef BITS64 int64 syst_float128_to_int64( float128 ); int64 syst_float128_to_int64_round_to_zero( float128 ); #endif float32 syst_float128_to_float32( float128 ); float64 syst_float128_to_float64( float128 ); #ifdef FLOATX80 floatx80 syst_float128_to_floatx80( float128 ); #endif float128 syst_float128_round_to_int( float128 ); float128 syst_float128_add( float128, float128 ); float128 syst_float128_sub( float128, float128 ); float128 syst_float128_mul( float128, float128 ); float128 syst_float128_div( float128, float128 ); float128 syst_float128_rem( float128, float128 ); float128 syst_float128_sqrt( float128 ); flag syst_float128_eq( float128, float128 ); flag syst_float128_le( float128, float128 ); flag syst_float128_lt( float128, float128 ); flag syst_float128_eq_signaling( float128, float128 ); flag syst_float128_le_quiet( float128, float128 ); flag syst_float128_lt_quiet( float128, float128 ); #endif