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      1 /*	$NetBSD: testFunction.h,v 1.4 2008/04/28 20:23:04 martin Exp $	*/
      2 
      3 /* This is a derivative work. */
      4 
      5 /*-
      6  * Copyright (c) 2001 The NetBSD Foundation, Inc.
      7  * All rights reserved.
      8  *
      9  * This code is derived from software contributed to The NetBSD Foundation
     10  * by Ross Harvey.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31  * POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 /*
     35 ===============================================================================
     36 
     37 This C header file is part of TestFloat, Release 2a, a package of programs
     38 for testing the correctness of floating-point arithmetic complying to the
     39 IEC/IEEE Standard for Floating-Point.
     40 
     41 Written by John R. Hauser.  More information is available through the Web
     42 page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
     43 
     44 THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE.  Although reasonable effort
     45 has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT
     46 TIMES RESULT IN INCORRECT BEHAVIOR.  USE OF THIS SOFTWARE IS RESTRICTED TO
     47 PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
     48 AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
     49 
     50 Derivative works are acceptable, even for commercial purposes, so long as
     51 (1) they include prominent notice that the work is derivative, and (2) they
     52 include prominent notice akin to these four paragraphs for those parts of
     53 this code that are retained.
     54 
     55 ===============================================================================
     56 */
     57 
     58 enum {
     59     INT32_TO_FLOAT32 = 1,
     60     INT32_TO_FLOAT64,
     61     INT32_TO_FLOATX80,
     62     INT32_TO_FLOAT128,
     63     INT64_TO_FLOAT32,
     64     INT64_TO_FLOAT64,
     65     INT64_TO_FLOATX80,
     66     INT64_TO_FLOAT128,
     67     FLOAT32_TO_INT32,
     68     FLOAT32_TO_INT32_ROUND_TO_ZERO,
     69     FLOAT32_TO_INT64,
     70     FLOAT32_TO_INT64_ROUND_TO_ZERO,
     71     FLOAT32_TO_FLOAT64,
     72     FLOAT32_TO_FLOATX80,
     73     FLOAT32_TO_FLOAT128,
     74     FLOAT32_ROUND_TO_INT,
     75     FLOAT32_ADD,
     76     FLOAT32_SUB,
     77     FLOAT32_MUL,
     78     FLOAT32_DIV,
     79     FLOAT32_REM,
     80     FLOAT32_SQRT,
     81     FLOAT32_EQ,
     82     FLOAT32_LE,
     83     FLOAT32_LT,
     84     FLOAT32_EQ_SIGNALING,
     85     FLOAT32_LE_QUIET,
     86     FLOAT32_LT_QUIET,
     87     FLOAT64_TO_INT32,
     88     FLOAT64_TO_INT32_ROUND_TO_ZERO,
     89     FLOAT64_TO_INT64,
     90     FLOAT64_TO_INT64_ROUND_TO_ZERO,
     91     FLOAT64_TO_FLOAT32,
     92     FLOAT64_TO_FLOATX80,
     93     FLOAT64_TO_FLOAT128,
     94     FLOAT64_ROUND_TO_INT,
     95     FLOAT64_ADD,
     96     FLOAT64_SUB,
     97     FLOAT64_MUL,
     98     FLOAT64_DIV,
     99     FLOAT64_REM,
    100     FLOAT64_SQRT,
    101     FLOAT64_EQ,
    102     FLOAT64_LE,
    103     FLOAT64_LT,
    104     FLOAT64_EQ_SIGNALING,
    105     FLOAT64_LE_QUIET,
    106     FLOAT64_LT_QUIET,
    107     FLOATX80_TO_INT32,
    108     FLOATX80_TO_INT32_ROUND_TO_ZERO,
    109     FLOATX80_TO_INT64,
    110     FLOATX80_TO_INT64_ROUND_TO_ZERO,
    111     FLOATX80_TO_FLOAT32,
    112     FLOATX80_TO_FLOAT64,
    113     FLOATX80_TO_FLOAT128,
    114     FLOATX80_ROUND_TO_INT,
    115     FLOATX80_ADD,
    116     FLOATX80_SUB,
    117     FLOATX80_MUL,
    118     FLOATX80_DIV,
    119     FLOATX80_REM,
    120     FLOATX80_SQRT,
    121     FLOATX80_EQ,
    122     FLOATX80_LE,
    123     FLOATX80_LT,
    124     FLOATX80_EQ_SIGNALING,
    125     FLOATX80_LE_QUIET,
    126     FLOATX80_LT_QUIET,
    127     FLOAT128_TO_INT32,
    128     FLOAT128_TO_INT32_ROUND_TO_ZERO,
    129     FLOAT128_TO_INT64,
    130     FLOAT128_TO_INT64_ROUND_TO_ZERO,
    131     FLOAT128_TO_FLOAT32,
    132     FLOAT128_TO_FLOAT64,
    133     FLOAT128_TO_FLOATX80,
    134     FLOAT128_ROUND_TO_INT,
    135     FLOAT128_ADD,
    136     FLOAT128_SUB,
    137     FLOAT128_MUL,
    138     FLOAT128_DIV,
    139     FLOAT128_REM,
    140     FLOAT128_SQRT,
    141     FLOAT128_EQ,
    142     FLOAT128_LE,
    143     FLOAT128_LT,
    144     FLOAT128_EQ_SIGNALING,
    145     FLOAT128_LE_QUIET,
    146     FLOAT128_LT_QUIET,
    147     NUM_FUNCTIONS
    148 };
    149 
    150 typedef struct {
    151     const char *name;
    152     int8 numInputs;
    153     flag roundingPrecision, roundingMode;
    154 } functionT;
    155 extern const functionT functions[ NUM_FUNCTIONS ];
    156 extern const flag functionExists[ NUM_FUNCTIONS ];
    157 
    158 enum {
    159     ROUND_NEAREST_EVEN = 1,
    160     ROUND_TO_ZERO,
    161     ROUND_DOWN,
    162     ROUND_UP,
    163     NUM_ROUNDINGMODES
    164 };
    165 
    166 void testFunction( uint8, int8, int8 );
    167 
    168