1 2 /* 3 =============================================================================== 4 5 This C header file is part of TestFloat, Release 2a, a package of programs 6 for testing the correctness of floating-point arithmetic complying to the 7 IEC/IEEE Standard for Floating-Point. 8 9 Written by John R. Hauser. More information is available through the Web 10 page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'. 11 12 THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort 13 has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT 14 TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO 15 PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY 16 AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. 17 18 Derivative works are acceptable, even for commercial purposes, so long as 19 (1) they include prominent notice that the work is derivative, and (2) they 20 include prominent notice akin to these four paragraphs for those parts of 21 this code that are retained. 22 23 =============================================================================== 24 */ 25 26 extern int8 slow_float_rounding_mode; 27 extern int8 slow_float_exception_flags; 28 extern int8 slow_float_detect_tininess; 29 #ifdef FLOATX80 30 extern int8 slow_floatx80_rounding_precision; 31 #endif 32 33 float32 slow_int32_to_float32( int32 ); 34 float64 slow_int32_to_float64( int32 ); 35 #ifdef FLOATX80 36 floatx80 slow_int32_to_floatx80( int32 ); 37 #endif 38 #ifdef FLOAT128 39 float128 slow_int32_to_float128( int32 ); 40 #endif 41 #ifdef BITS64 42 float32 slow_int64_to_float32( int64 ); 43 float64 slow_int64_to_float64( int64 ); 44 #ifdef FLOATX80 45 floatx80 slow_int64_to_floatx80( int64 ); 46 #endif 47 #ifdef FLOAT128 48 float128 slow_int64_to_float128( int64 ); 49 #endif 50 #endif 51 52 int32 slow_float32_to_int32( float32 ); 53 int32 slow_float32_to_int32_round_to_zero( float32 ); 54 #ifdef BITS64 55 int64 slow_float32_to_int64( float32 ); 56 int64 slow_float32_to_int64_round_to_zero( float32 ); 57 #endif 58 float64 slow_float32_to_float64( float32 ); 59 #ifdef FLOATX80 60 floatx80 slow_float32_to_floatx80( float32 ); 61 #endif 62 #ifdef FLOAT128 63 float128 slow_float32_to_float128( float32 ); 64 #endif 65 66 float32 slow_float32_round_to_int( float32 ); 67 float32 slow_float32_add( float32, float32 ); 68 float32 slow_float32_sub( float32, float32 ); 69 float32 slow_float32_mul( float32, float32 ); 70 float32 slow_float32_div( float32, float32 ); 71 float32 slow_float32_rem( float32, float32 ); 72 float32 slow_float32_sqrt( float32 ); 73 flag slow_float32_eq( float32, float32 ); 74 flag slow_float32_le( float32, float32 ); 75 flag slow_float32_lt( float32, float32 ); 76 flag slow_float32_eq_signaling( float32, float32 ); 77 flag slow_float32_le_quiet( float32, float32 ); 78 flag slow_float32_lt_quiet( float32, float32 ); 79 80 int32 slow_float64_to_int32( float64 ); 81 int32 slow_float64_to_int32_round_to_zero( float64 ); 82 #ifdef BITS64 83 int64 slow_float64_to_int64( float64 ); 84 int64 slow_float64_to_int64_round_to_zero( float64 ); 85 #endif 86 float32 slow_float64_to_float32( float64 ); 87 #ifdef FLOATX80 88 floatx80 slow_float64_to_floatx80( float64 ); 89 #endif 90 #ifdef FLOAT128 91 float128 slow_float64_to_float128( float64 ); 92 #endif 93 94 float64 slow_float64_round_to_int( float64 ); 95 float64 slow_float64_add( float64, float64 ); 96 float64 slow_float64_sub( float64, float64 ); 97 float64 slow_float64_mul( float64, float64 ); 98 float64 slow_float64_div( float64, float64 ); 99 float64 slow_float64_rem( float64, float64 ); 100 float64 slow_float64_sqrt( float64 ); 101 flag slow_float64_eq( float64, float64 ); 102 flag slow_float64_le( float64, float64 ); 103 flag slow_float64_lt( float64, float64 ); 104 flag slow_float64_eq_signaling( float64, float64 ); 105 flag slow_float64_le_quiet( float64, float64 ); 106 flag slow_float64_lt_quiet( float64, float64 ); 107 108 #ifdef FLOATX80 109 110 int32 slow_floatx80_to_int32( floatx80 ); 111 int32 slow_floatx80_to_int32_round_to_zero( floatx80 ); 112 #ifdef BITS64 113 int64 slow_floatx80_to_int64( floatx80 ); 114 int64 slow_floatx80_to_int64_round_to_zero( floatx80 ); 115 #endif 116 float32 slow_floatx80_to_float32( floatx80 ); 117 float64 slow_floatx80_to_float64( floatx80 ); 118 #ifdef FLOAT128 119 float128 slow_floatx80_to_float128( floatx80 ); 120 #endif 121 122 floatx80 slow_floatx80_round_to_int( floatx80 ); 123 floatx80 slow_floatx80_add( floatx80, floatx80 ); 124 floatx80 slow_floatx80_sub( floatx80, floatx80 ); 125 floatx80 slow_floatx80_mul( floatx80, floatx80 ); 126 floatx80 slow_floatx80_div( floatx80, floatx80 ); 127 floatx80 slow_floatx80_rem( floatx80, floatx80 ); 128 floatx80 slow_floatx80_sqrt( floatx80 ); 129 flag slow_floatx80_eq( floatx80, floatx80 ); 130 flag slow_floatx80_le( floatx80, floatx80 ); 131 flag slow_floatx80_lt( floatx80, floatx80 ); 132 flag slow_floatx80_eq_signaling( floatx80, floatx80 ); 133 flag slow_floatx80_le_quiet( floatx80, floatx80 ); 134 flag slow_floatx80_lt_quiet( floatx80, floatx80 ); 135 136 #endif 137 138 #ifdef FLOAT128 139 140 int32 slow_float128_to_int32( float128 ); 141 int32 slow_float128_to_int32_round_to_zero( float128 ); 142 #ifdef BITS64 143 int64 slow_float128_to_int64( float128 ); 144 int64 slow_float128_to_int64_round_to_zero( float128 ); 145 #endif 146 float32 slow_float128_to_float32( float128 ); 147 float64 slow_float128_to_float64( float128 ); 148 #ifdef FLOATX80 149 floatx80 slow_float128_to_floatx80( float128 ); 150 #endif 151 152 float128 slow_float128_round_to_int( float128 ); 153 float128 slow_float128_add( float128, float128 ); 154 float128 slow_float128_sub( float128, float128 ); 155 float128 slow_float128_mul( float128, float128 ); 156 float128 slow_float128_div( float128, float128 ); 157 float128 slow_float128_rem( float128, float128 ); 158 float128 slow_float128_sqrt( float128 ); 159 flag slow_float128_eq( float128, float128 ); 160 flag slow_float128_le( float128, float128 ); 161 flag slow_float128_lt( float128, float128 ); 162 flag slow_float128_eq_signaling( float128, float128 ); 163 flag slow_float128_le_quiet( float128, float128 ); 164 flag slow_float128_lt_quiet( float128, float128 ); 165 166 #endif 167 168