| 1 | /*
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| 2 | * Copyright (c) 2005 Josef Cejka
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| 3 | * Copyright (c) 2011 Petr Koupy
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup softfloat
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| 31 | * @{
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| 32 | */
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| 33 | /** @file Comparison functions.
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| 34 | */
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| 35 |
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| 36 | #ifndef __COMPARISON_H__
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| 37 | #define __COMPARISON_H__
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| 38 |
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| 39 | #include <mathtypes.h>
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| 40 |
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| 41 | extern int is_float32_nan(float32);
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| 42 | extern int is_float32_signan(float32);
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| 43 |
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| 44 | extern int is_float32_infinity(float32);
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| 45 | extern int is_float32_zero(float32);
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| 46 |
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| 47 | extern int is_float32_eq(float32, float32);
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| 48 | extern int is_float32_lt(float32, float32);
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| 49 | extern int is_float32_gt(float32, float32);
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| 50 |
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| 51 | extern int is_float64_nan(float64);
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| 52 | extern int is_float64_signan(float64);
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| 53 |
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| 54 | extern int is_float64_infinity(float64);
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| 55 | extern int is_float64_zero(float64);
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| 56 |
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| 57 | extern int is_float64_eq(float64, float64);
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| 58 | extern int is_float64_lt(float64, float64);
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| 59 | extern int is_float64_gt(float64, float64);
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| 60 |
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| 61 | extern int is_float96_nan(float96);
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| 62 | extern int is_float96_signan(float96);
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| 63 |
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| 64 | extern int is_float96_infinity(float96);
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| 65 | extern int is_float96_zero(float96);
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| 66 |
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| 67 | extern int is_float96_eq(float96, float96);
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| 68 | extern int is_float96_lt(float96, float96);
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| 69 | extern int is_float96_gt(float96, float96);
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| 70 |
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| 71 | extern int is_float128_nan(float128);
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| 72 | extern int is_float128_signan(float128);
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| 73 |
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| 74 | extern int is_float128_infinity(float128);
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| 75 | extern int is_float128_zero(float128);
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| 76 |
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| 77 | extern int is_float128_eq(float128, float128);
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| 78 | extern int is_float128_lt(float128, float128);
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| 79 | extern int is_float128_gt(float128, float128);
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| 80 |
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| 81 | #ifdef float32_t
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| 82 | extern int __gtsf2(float32_t, float32_t);
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| 83 | extern int __gesf2(float32_t, float32_t);
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| 84 | extern int __ltsf2(float32_t, float32_t);
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| 85 | extern int __lesf2(float32_t, float32_t);
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| 86 | extern int __eqsf2(float32_t, float32_t);
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| 87 | extern int __nesf2(float32_t, float32_t);
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| 88 | extern int __cmpsf2(float32_t, float32_t);
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| 89 | extern int __unordsf2(float32_t, float32_t);
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| 90 | extern int __aeabi_fcmpgt(float32_t, float32_t);
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| 91 | extern int __aeabi_fcmplt(float32_t, float32_t);
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| 92 | extern int __aeabi_fcmpge(float32_t, float32_t);
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| 93 | extern int __aeabi_fcmple(float32_t, float32_t);
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| 94 | extern int __aeabi_fcmpeq(float32_t, float32_t);
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| 95 | #endif
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| 96 |
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| 97 | #ifdef float64_t
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| 98 | extern int __gtdf2(float64_t, float64_t);
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| 99 | extern int __gedf2(float64_t, float64_t);
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| 100 | extern int __ltdf2(float64_t, float64_t);
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| 101 | extern int __ledf2(float64_t, float64_t);
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| 102 | extern int __eqdf2(float64_t, float64_t);
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| 103 | extern int __nedf2(float64_t, float64_t);
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| 104 | extern int __cmpdf2(float64_t, float64_t);
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| 105 | extern int __unorddf2(float64_t, float64_t);
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| 106 | extern int __aeabi_dcmplt(float64_t, float64_t);
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| 107 | extern int __aeabi_dcmpeq(float64_t, float64_t);
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| 108 | extern int __aeabi_dcmpgt(float64_t, float64_t);
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| 109 | extern int __aeabi_dcmpge(float64_t, float64_t);
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| 110 | extern int __aeabi_dcmple(float64_t, float64_t);
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| 111 | #endif
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| 112 |
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| 113 | #ifdef float128_t
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| 114 | extern int __gttf2(float128_t, float128_t);
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| 115 | extern int __getf2(float128_t, float128_t);
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| 116 | extern int __lttf2(float128_t, float128_t);
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| 117 | extern int __letf2(float128_t, float128_t);
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| 118 | extern int __eqtf2(float128_t, float128_t);
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| 119 | extern int __netf2(float128_t, float128_t);
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| 120 | extern int __cmptf2(float128_t, float128_t);
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| 121 | extern int __unordtf2(float128_t, float128_t);
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| 122 | extern int _Qp_cmp(float128_t *, float128_t *);
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| 123 | extern int _Qp_cmpe(float128_t *, float128_t *);
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| 124 | extern int _Qp_fgt(float128_t *, float128_t *);
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| 125 | extern int _Qp_fge(float128_t *, float128_t *);
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| 126 | extern int _Qp_flt(float128_t *, float128_t *);
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| 127 | extern int _Qp_fle(float128_t *, float128_t *);
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| 128 | extern int _Qp_feq(float128_t *, float128_t *);
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| 129 | extern int _Qp_fne(float128_t *, float128_t *);
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| 130 |
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| 131 | #endif
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| 132 |
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| 133 | #endif
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| 134 |
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| 135 | /** @}
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| 136 | */
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