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5cbb5849 | 1 | /* Test scalb. |
2b778ceb | 2 | Copyright (C) 1997-2021 Free Software Foundation, Inc. |
5cbb5849 JM |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
5cbb5849 | 18 | |
92061bb0 JM |
19 | #include "libm-test-driver.c" |
20 | ||
5cbb5849 JM |
21 | static const struct test_ff_f_data scalb_test_data[] = |
22 | { | |
3c023dbf | 23 | #if !TEST_FLOATN |
5cbb5849 JM |
24 | /* Results in this case are unspecified by POSIX, so, for an |
25 | otherwise fully-determined function, spurious "inexact" | |
26 | exceptions are OK. */ | |
27 | TEST_ff_f (scalb, 2.0, 0.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM), | |
28 | TEST_ff_f (scalb, 3.0, -2.5, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM), | |
29 | ||
30 | TEST_ff_f (scalb, 0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
31 | TEST_ff_f (scalb, 0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
32 | TEST_ff_f (scalb, 1, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
33 | TEST_ff_f (scalb, 1, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
34 | TEST_ff_f (scalb, 0, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
35 | TEST_ff_f (scalb, 0, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
36 | TEST_ff_f (scalb, 1, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
37 | TEST_ff_f (scalb, 1, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
38 | ||
39 | TEST_ff_f (scalb, 1, 0, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
40 | TEST_ff_f (scalb, -1, 0, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
41 | ||
42 | TEST_ff_f (scalb, 0, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM), | |
43 | TEST_ff_f (scalb, minus_zero, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM), | |
44 | ||
45 | TEST_ff_f (scalb, 0, 2, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
46 | TEST_ff_f (scalb, minus_zero, -4, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
47 | TEST_ff_f (scalb, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
48 | TEST_ff_f (scalb, minus_zero, 0, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
49 | TEST_ff_f (scalb, 0, -1, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
50 | TEST_ff_f (scalb, minus_zero, -10, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
51 | TEST_ff_f (scalb, 0, minus_infty, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
52 | TEST_ff_f (scalb, minus_zero, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
53 | ||
54 | TEST_ff_f (scalb, plus_infty, -1, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
55 | TEST_ff_f (scalb, minus_infty, -10, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
56 | TEST_ff_f (scalb, plus_infty, 0, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
57 | TEST_ff_f (scalb, minus_infty, 0, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
58 | TEST_ff_f (scalb, plus_infty, 2, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
59 | TEST_ff_f (scalb, minus_infty, 100, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
60 | ||
61 | TEST_ff_f (scalb, 0.1L, minus_infty, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
62 | TEST_ff_f (scalb, -0.1L, minus_infty, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
63 | ||
64 | TEST_ff_f (scalb, 1, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
65 | TEST_ff_f (scalb, -1, plus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
66 | TEST_ff_f (scalb, plus_infty, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
67 | TEST_ff_f (scalb, minus_infty, plus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
68 | ||
69 | TEST_ff_f (scalb, plus_infty, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM), | |
70 | TEST_ff_f (scalb, minus_infty, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION|ERRNO_EDOM), | |
71 | ||
72 | TEST_ff_f (scalb, qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
73 | TEST_ff_f (scalb, -qnan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
74 | TEST_ff_f (scalb, snan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
75 | TEST_ff_f (scalb, -snan_value, 1, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
76 | TEST_ff_f (scalb, 1, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
77 | TEST_ff_f (scalb, 1, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
78 | TEST_ff_f (scalb, 1, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
79 | TEST_ff_f (scalb, 1, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
80 | TEST_ff_f (scalb, qnan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
81 | TEST_ff_f (scalb, -qnan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
82 | TEST_ff_f (scalb, snan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
83 | TEST_ff_f (scalb, -snan_value, 0.5, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
84 | TEST_ff_f (scalb, 0.5, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
85 | TEST_ff_f (scalb, 0.5, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
86 | TEST_ff_f (scalb, 0.5, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
87 | TEST_ff_f (scalb, 0.5, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
88 | TEST_ff_f (scalb, qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
89 | TEST_ff_f (scalb, -qnan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
90 | TEST_ff_f (scalb, snan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
91 | TEST_ff_f (scalb, -snan_value, 0, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
92 | TEST_ff_f (scalb, 0, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
93 | TEST_ff_f (scalb, 0, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
94 | TEST_ff_f (scalb, 0, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
95 | TEST_ff_f (scalb, 0, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
96 | TEST_ff_f (scalb, qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
97 | TEST_ff_f (scalb, -qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
98 | TEST_ff_f (scalb, snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
99 | TEST_ff_f (scalb, -snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
100 | TEST_ff_f (scalb, plus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
101 | TEST_ff_f (scalb, plus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
102 | TEST_ff_f (scalb, plus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
103 | TEST_ff_f (scalb, plus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
104 | TEST_ff_f (scalb, qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
105 | TEST_ff_f (scalb, -qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
106 | TEST_ff_f (scalb, snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
107 | TEST_ff_f (scalb, -snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
108 | TEST_ff_f (scalb, minus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
109 | TEST_ff_f (scalb, minus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
110 | TEST_ff_f (scalb, minus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
111 | TEST_ff_f (scalb, minus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
112 | TEST_ff_f (scalb, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
113 | TEST_ff_f (scalb, qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
114 | TEST_ff_f (scalb, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
115 | TEST_ff_f (scalb, -qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
116 | TEST_ff_f (scalb, snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
117 | TEST_ff_f (scalb, snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
118 | TEST_ff_f (scalb, -snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
119 | TEST_ff_f (scalb, -snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
120 | TEST_ff_f (scalb, qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
121 | TEST_ff_f (scalb, qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
122 | TEST_ff_f (scalb, -qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
123 | TEST_ff_f (scalb, -qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
124 | TEST_ff_f (scalb, snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
125 | TEST_ff_f (scalb, snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
126 | TEST_ff_f (scalb, -snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
127 | TEST_ff_f (scalb, -snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
128 | ||
129 | TEST_ff_f (scalb, max_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
130 | TEST_ff_f (scalb, max_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW), | |
131 | TEST_ff_f (scalb, 1, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
132 | TEST_ff_f (scalb, 1, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW), | |
133 | TEST_ff_f (scalb, min_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
134 | TEST_ff_f (scalb, min_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW), | |
135 | TEST_ff_f (scalb, min_subnorm_value, max_value, plus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_PLUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
136 | TEST_ff_f (scalb, min_subnorm_value, -max_value, plus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_PLUS_UFLOW), | |
137 | TEST_ff_f (scalb, -max_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
138 | TEST_ff_f (scalb, -max_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW), | |
139 | TEST_ff_f (scalb, -1, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
140 | TEST_ff_f (scalb, -1, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW), | |
141 | TEST_ff_f (scalb, -min_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
142 | TEST_ff_f (scalb, -min_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW), | |
143 | TEST_ff_f (scalb, -min_subnorm_value, max_value, minus_oflow, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_MINUS_OFLOW|XFAIL_ROUNDING_IBM128_LIBGCC), | |
144 | TEST_ff_f (scalb, -min_subnorm_value, -max_value, minus_uflow, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_MINUS_UFLOW), | |
145 | ||
146 | TEST_ff_f (scalb, 0.8L, 4, 12.8L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
147 | TEST_ff_f (scalb, -0.854375L, 5, -27.34L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
3c023dbf | 148 | #endif |
5cbb5849 JM |
149 | }; |
150 | ||
151 | static void | |
152 | scalb_test (void) | |
153 | { | |
3c023dbf | 154 | #if !TEST_FLOATN |
5cbb5849 | 155 | ALL_RM_TEST (scalb, 1, scalb_test_data, RUN_TEST_LOOP_ff_f, END); |
3c023dbf | 156 | #endif |
5cbb5849 JM |
157 | } |
158 | ||
92061bb0 JM |
159 | static void |
160 | do_test (void) | |
161 | { | |
162 | scalb_test (); | |
163 | } | |
164 | ||
5cbb5849 JM |
165 | /* |
166 | * Local Variables: | |
167 | * mode:c | |
168 | * End: | |
169 | */ |