systfloat.h revision 1.1 1 1.1 ross
2 1.1 ross /*
3 1.1 ross ===============================================================================
4 1.1 ross
5 1.1 ross This C header file is part of TestFloat, Release 2a, a package of programs
6 1.1 ross for testing the correctness of floating-point arithmetic complying to the
7 1.1 ross IEC/IEEE Standard for Floating-Point.
8 1.1 ross
9 1.1 ross Written by John R. Hauser. More information is available through the Web
10 1.1 ross page `http://HTTP.CS.Berkeley.EDU/~jhauser/arithmetic/TestFloat.html'.
11 1.1 ross
12 1.1 ross THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort
13 1.1 ross has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT
14 1.1 ross TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO
15 1.1 ross PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY
16 1.1 ross AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE.
17 1.1 ross
18 1.1 ross Derivative works are acceptable, even for commercial purposes, so long as
19 1.1 ross (1) they include prominent notice that the work is derivative, and (2) they
20 1.1 ross include prominent notice akin to these four paragraphs for those parts of
21 1.1 ross this code that are retained.
22 1.1 ross
23 1.1 ross ===============================================================================
24 1.1 ross */
25 1.1 ross
26 1.1 ross /*
27 1.1 ross -------------------------------------------------------------------------------
28 1.1 ross The following macros are defined to indicate that the corresponding
29 1.1 ross functions exist.
30 1.1 ross -------------------------------------------------------------------------------
31 1.1 ross */
32 1.1 ross #define SYST_INT32_TO_FLOAT32
33 1.1 ross #define SYST_INT32_TO_FLOAT64
34 1.1 ross #ifdef BITS64
35 1.1 ross #define SYST_INT64_TO_FLOAT32
36 1.1 ross #define SYST_INT64_TO_FLOAT64
37 1.1 ross #endif
38 1.1 ross #define SYST_FLOAT32_TO_INT32_ROUND_TO_ZERO
39 1.1 ross #ifdef BITS64
40 1.1 ross #define SYST_FLOAT32_TO_INT64_ROUND_TO_ZERO
41 1.1 ross #endif
42 1.1 ross #define SYST_FLOAT32_TO_FLOAT64
43 1.1 ross #define SYST_FLOAT32_ADD
44 1.1 ross #define SYST_FLOAT32_SUB
45 1.1 ross #define SYST_FLOAT32_MUL
46 1.1 ross #define SYST_FLOAT32_DIV
47 1.1 ross #define SYST_FLOAT32_EQ
48 1.1 ross #define SYST_FLOAT32_LE
49 1.1 ross #define SYST_FLOAT32_LT
50 1.1 ross #define SYST_FLOAT64_TO_INT32_ROUND_TO_ZERO
51 1.1 ross #ifdef BITS64
52 1.1 ross #define SYST_FLOAT64_TO_INT64_ROUND_TO_ZERO
53 1.1 ross #endif
54 1.1 ross #define SYST_FLOAT64_TO_FLOAT32
55 1.1 ross #define SYST_FLOAT64_ADD
56 1.1 ross #define SYST_FLOAT64_SUB
57 1.1 ross #define SYST_FLOAT64_MUL
58 1.1 ross #define SYST_FLOAT64_DIV
59 1.1 ross #define SYST_FLOAT64_SQRT
60 1.1 ross #define SYST_FLOAT64_EQ
61 1.1 ross #define SYST_FLOAT64_LE
62 1.1 ross #define SYST_FLOAT64_LT
63 1.1 ross #if defined( FLOATX80 ) && defined( LONG_DOUBLE_IS_FLOATX80 )
64 1.1 ross #define SYST_INT32_TO_FLOATX80
65 1.1 ross #ifdef BITS64
66 1.1 ross #define SYST_INT64_TO_FLOATX80
67 1.1 ross #endif
68 1.1 ross #define SYST_FLOAT32_TO_FLOATX80
69 1.1 ross #define SYST_FLOAT64_TO_FLOATX80
70 1.1 ross #define SYST_FLOATX80_TO_INT32_ROUND_TO_ZERO
71 1.1 ross #ifdef BITS64
72 1.1 ross #define SYST_FLOATX80_TO_INT64_ROUND_TO_ZERO
73 1.1 ross #endif
74 1.1 ross #define SYST_FLOATX80_TO_FLOAT32
75 1.1 ross #define SYST_FLOATX80_TO_FLOAT64
76 1.1 ross #define SYST_FLOATX80_ADD
77 1.1 ross #define SYST_FLOATX80_SUB
78 1.1 ross #define SYST_FLOATX80_MUL
79 1.1 ross #define SYST_FLOATX80_DIV
80 1.1 ross #define SYST_FLOATX80_EQ
81 1.1 ross #define SYST_FLOATX80_LE
82 1.1 ross #define SYST_FLOATX80_LT
83 1.1 ross #endif
84 1.1 ross #if defined( FLOAT128 ) && defined( LONG_DOUBLE_IS_FLOAT128 )
85 1.1 ross #define SYST_INT32_TO_FLOAT128
86 1.1 ross #ifdef BITS64
87 1.1 ross #define SYST_INT64_TO_FLOAT128
88 1.1 ross #endif
89 1.1 ross #define SYST_FLOAT32_TO_FLOAT128
90 1.1 ross #define SYST_FLOAT64_TO_FLOAT128
91 1.1 ross #define SYST_FLOAT128_TO_INT32_ROUND_TO_ZERO
92 1.1 ross #ifdef BITS64
93 1.1 ross #define SYST_FLOAT128_TO_INT64_ROUND_TO_ZERO
94 1.1 ross #endif
95 1.1 ross #define SYST_FLOAT128_TO_FLOAT32
96 1.1 ross #define SYST_FLOAT128_TO_FLOAT64
97 1.1 ross #define SYST_FLOAT128_ADD
98 1.1 ross #define SYST_FLOAT128_SUB
99 1.1 ross #define SYST_FLOAT128_MUL
100 1.1 ross #define SYST_FLOAT128_DIV
101 1.1 ross #define SYST_FLOAT128_EQ
102 1.1 ross #define SYST_FLOAT128_LE
103 1.1 ross #define SYST_FLOAT128_LT
104 1.1 ross #endif
105 1.1 ross
106 1.1 ross /*
107 1.1 ross -------------------------------------------------------------------------------
108 1.1 ross System function declarations. (Some of these functions may not exist.)
109 1.1 ross -------------------------------------------------------------------------------
110 1.1 ross */
111 1.1 ross float32 syst_int32_to_float32( int32 );
112 1.1 ross float64 syst_int32_to_float64( int32 );
113 1.1 ross #ifdef FLOATX80
114 1.1 ross floatx80 syst_int32_to_floatx80( int32 );
115 1.1 ross #endif
116 1.1 ross #ifdef FLOAT128
117 1.1 ross float128 syst_int32_to_float128( int32 );
118 1.1 ross #endif
119 1.1 ross #ifdef BITS64
120 1.1 ross float32 syst_int64_to_float32( int64 );
121 1.1 ross float64 syst_int64_to_float64( int64 );
122 1.1 ross #ifdef FLOATX80
123 1.1 ross floatx80 syst_int64_to_floatx80( int64 );
124 1.1 ross #endif
125 1.1 ross #ifdef FLOAT128
126 1.1 ross float128 syst_int64_to_float128( int64 );
127 1.1 ross #endif
128 1.1 ross #endif
129 1.1 ross int32 syst_float32_to_int32( float32 );
130 1.1 ross int32 syst_float32_to_int32_round_to_zero( float32 );
131 1.1 ross #ifdef BITS64
132 1.1 ross int64 syst_float32_to_int64( float32 );
133 1.1 ross int64 syst_float32_to_int64_round_to_zero( float32 );
134 1.1 ross #endif
135 1.1 ross float64 syst_float32_to_float64( float32 );
136 1.1 ross #ifdef FLOATX80
137 1.1 ross floatx80 syst_float32_to_floatx80( float32 );
138 1.1 ross #endif
139 1.1 ross #ifdef FLOAT128
140 1.1 ross float128 syst_float32_to_float128( float32 );
141 1.1 ross #endif
142 1.1 ross float32 syst_float32_round_to_int( float32 );
143 1.1 ross float32 syst_float32_add( float32, float32 );
144 1.1 ross float32 syst_float32_sub( float32, float32 );
145 1.1 ross float32 syst_float32_mul( float32, float32 );
146 1.1 ross float32 syst_float32_div( float32, float32 );
147 1.1 ross float32 syst_float32_rem( float32, float32 );
148 1.1 ross float32 syst_float32_sqrt( float32 );
149 1.1 ross flag syst_float32_eq( float32, float32 );
150 1.1 ross flag syst_float32_le( float32, float32 );
151 1.1 ross flag syst_float32_lt( float32, float32 );
152 1.1 ross flag syst_float32_eq_signaling( float32, float32 );
153 1.1 ross flag syst_float32_le_quiet( float32, float32 );
154 1.1 ross flag syst_float32_lt_quiet( float32, float32 );
155 1.1 ross int32 syst_float64_to_int32( float64 );
156 1.1 ross int32 syst_float64_to_int32_round_to_zero( float64 );
157 1.1 ross #ifdef BITS64
158 1.1 ross int64 syst_float64_to_int64( float64 );
159 1.1 ross int64 syst_float64_to_int64_round_to_zero( float64 );
160 1.1 ross #endif
161 1.1 ross float32 syst_float64_to_float32( float64 );
162 1.1 ross #ifdef FLOATX80
163 1.1 ross floatx80 syst_float64_to_floatx80( float64 );
164 1.1 ross #endif
165 1.1 ross #ifdef FLOAT128
166 1.1 ross float128 syst_float64_to_float128( float64 );
167 1.1 ross #endif
168 1.1 ross float64 syst_float64_round_to_int( float64 );
169 1.1 ross float64 syst_float64_add( float64, float64 );
170 1.1 ross float64 syst_float64_sub( float64, float64 );
171 1.1 ross float64 syst_float64_mul( float64, float64 );
172 1.1 ross float64 syst_float64_div( float64, float64 );
173 1.1 ross float64 syst_float64_rem( float64, float64 );
174 1.1 ross float64 syst_float64_sqrt( float64 );
175 1.1 ross flag syst_float64_eq( float64, float64 );
176 1.1 ross flag syst_float64_le( float64, float64 );
177 1.1 ross flag syst_float64_lt( float64, float64 );
178 1.1 ross flag syst_float64_eq_signaling( float64, float64 );
179 1.1 ross flag syst_float64_le_quiet( float64, float64 );
180 1.1 ross flag syst_float64_lt_quiet( float64, float64 );
181 1.1 ross #ifdef FLOATX80
182 1.1 ross int32 syst_floatx80_to_int32( floatx80 );
183 1.1 ross int32 syst_floatx80_to_int32_round_to_zero( floatx80 );
184 1.1 ross #ifdef BITS64
185 1.1 ross int64 syst_floatx80_to_int64( floatx80 );
186 1.1 ross int64 syst_floatx80_to_int64_round_to_zero( floatx80 );
187 1.1 ross #endif
188 1.1 ross float32 syst_floatx80_to_float32( floatx80 );
189 1.1 ross float64 syst_floatx80_to_float64( floatx80 );
190 1.1 ross #ifdef FLOAT128
191 1.1 ross float128 syst_floatx80_to_float128( floatx80 );
192 1.1 ross #endif
193 1.1 ross floatx80 syst_floatx80_round_to_int( floatx80 );
194 1.1 ross floatx80 syst_floatx80_add( floatx80, floatx80 );
195 1.1 ross floatx80 syst_floatx80_sub( floatx80, floatx80 );
196 1.1 ross floatx80 syst_floatx80_mul( floatx80, floatx80 );
197 1.1 ross floatx80 syst_floatx80_div( floatx80, floatx80 );
198 1.1 ross floatx80 syst_floatx80_rem( floatx80, floatx80 );
199 1.1 ross floatx80 syst_floatx80_sqrt( floatx80 );
200 1.1 ross flag syst_floatx80_eq( floatx80, floatx80 );
201 1.1 ross flag syst_floatx80_le( floatx80, floatx80 );
202 1.1 ross flag syst_floatx80_lt( floatx80, floatx80 );
203 1.1 ross flag syst_floatx80_eq_signaling( floatx80, floatx80 );
204 1.1 ross flag syst_floatx80_le_quiet( floatx80, floatx80 );
205 1.1 ross flag syst_floatx80_lt_quiet( floatx80, floatx80 );
206 1.1 ross #endif
207 1.1 ross #ifdef FLOAT128
208 1.1 ross int32 syst_float128_to_int32( float128 );
209 1.1 ross int32 syst_float128_to_int32_round_to_zero( float128 );
210 1.1 ross #ifdef BITS64
211 1.1 ross int64 syst_float128_to_int64( float128 );
212 1.1 ross int64 syst_float128_to_int64_round_to_zero( float128 );
213 1.1 ross #endif
214 1.1 ross float32 syst_float128_to_float32( float128 );
215 1.1 ross float64 syst_float128_to_float64( float128 );
216 1.1 ross #ifdef FLOATX80
217 1.1 ross floatx80 syst_float128_to_floatx80( float128 );
218 1.1 ross #endif
219 1.1 ross float128 syst_float128_round_to_int( float128 );
220 1.1 ross float128 syst_float128_add( float128, float128 );
221 1.1 ross float128 syst_float128_sub( float128, float128 );
222 1.1 ross float128 syst_float128_mul( float128, float128 );
223 1.1 ross float128 syst_float128_div( float128, float128 );
224 1.1 ross float128 syst_float128_rem( float128, float128 );
225 1.1 ross float128 syst_float128_sqrt( float128 );
226 1.1 ross flag syst_float128_eq( float128, float128 );
227 1.1 ross flag syst_float128_le( float128, float128 );
228 1.1 ross flag syst_float128_lt( float128, float128 );
229 1.1 ross flag syst_float128_eq_signaling( float128, float128 );
230 1.1 ross flag syst_float128_le_quiet( float128, float128 );
231 1.1 ross flag syst_float128_lt_quiet( float128, float128 );
232 1.1 ross #endif
233 1.1 ross
234