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5cbb5849 | 1 | /* Test nextafter. |
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 nextafter_test_data[] = |
22 | { | |
23 | TEST_ff_f (nextafter, 0, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
24 | TEST_ff_f (nextafter, minus_zero, 0, 0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
25 | TEST_ff_f (nextafter, 0, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
26 | TEST_ff_f (nextafter, minus_zero, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
27 | ||
28 | TEST_ff_f (nextafter, 9, 9, 9, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
29 | TEST_ff_f (nextafter, -9, -9, -9, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
30 | TEST_ff_f (nextafter, plus_infty, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
31 | TEST_ff_f (nextafter, minus_infty, minus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
32 | TEST_ff_f (nextafter, plus_infty, minus_infty, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
33 | TEST_ff_f (nextafter, minus_infty, plus_infty, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
34 | ||
35 | TEST_ff_f (nextafter, qnan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
36 | TEST_ff_f (nextafter, -qnan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
37 | TEST_ff_f (nextafter, qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
38 | TEST_ff_f (nextafter, -qnan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
39 | TEST_ff_f (nextafter, qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
40 | TEST_ff_f (nextafter, -qnan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
41 | TEST_ff_f (nextafter, snan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
42 | TEST_ff_f (nextafter, -snan_value, 1.1L, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
43 | TEST_ff_f (nextafter, snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
44 | TEST_ff_f (nextafter, -snan_value, plus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
45 | TEST_ff_f (nextafter, snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
46 | TEST_ff_f (nextafter, -snan_value, minus_infty, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
47 | TEST_ff_f (nextafter, 1.1L, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
48 | TEST_ff_f (nextafter, 1.1L, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
49 | TEST_ff_f (nextafter, plus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
50 | TEST_ff_f (nextafter, plus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
51 | TEST_ff_f (nextafter, minus_infty, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
52 | TEST_ff_f (nextafter, minus_infty, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
53 | TEST_ff_f (nextafter, 1.1L, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
54 | TEST_ff_f (nextafter, 1.1L, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
55 | TEST_ff_f (nextafter, plus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
56 | TEST_ff_f (nextafter, plus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
57 | TEST_ff_f (nextafter, minus_infty, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
58 | TEST_ff_f (nextafter, minus_infty, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
59 | TEST_ff_f (nextafter, qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
60 | TEST_ff_f (nextafter, qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
61 | TEST_ff_f (nextafter, -qnan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
62 | TEST_ff_f (nextafter, -qnan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
63 | TEST_ff_f (nextafter, snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
64 | TEST_ff_f (nextafter, snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
65 | TEST_ff_f (nextafter, -snan_value, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
66 | TEST_ff_f (nextafter, -snan_value, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
67 | TEST_ff_f (nextafter, qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
68 | TEST_ff_f (nextafter, qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
69 | TEST_ff_f (nextafter, -qnan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
70 | TEST_ff_f (nextafter, -qnan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
71 | TEST_ff_f (nextafter, snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
72 | TEST_ff_f (nextafter, snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
73 | TEST_ff_f (nextafter, -snan_value, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
74 | TEST_ff_f (nextafter, -snan_value, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
75 | ||
76 | TEST_ff_f (nextafter, max_value, plus_infty, plus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_ERANGE), | |
77 | TEST_ff_f (nextafter, -max_value, minus_infty, minus_infty, INEXACT_EXCEPTION|OVERFLOW_EXCEPTION|ERRNO_ERANGE), | |
78 | ||
79 | TEST_ff_f (nextafter, min_subnorm_value, 0, 0, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
80 | TEST_ff_f (nextafter, min_subnorm_value, minus_zero, 0, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
81 | TEST_ff_f (nextafter, -min_subnorm_value, 0, minus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
82 | TEST_ff_f (nextafter, -min_subnorm_value, minus_zero, minus_zero, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
83 | ||
84 | #if TEST_COND_intel96 | |
85 | TEST_ff_f (nextafter, -0x0.fffffffep-16382L, 0.0L, -0x0.fffffffdfffffffep-16382L, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
86 | #endif | |
87 | ||
88 | #if TEST_COND_binary32 | |
89 | TEST_ff_f (nextafter, 1.0, 2.0, 0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
90 | TEST_ff_f (nextafter, 1.0, 0.9, 0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
91 | TEST_ff_f (nextafter, -1.0, -2.0, -0x1.000002p0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
92 | TEST_ff_f (nextafter, -1.0, 2.0, -0x0.ffffffp0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
93 | #endif | |
94 | #if TEST_COND_binary64 | |
95 | TEST_ff_f (nextafter, 1.0, 2.0, 0x1.0000000000001p+0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
96 | TEST_ff_f (nextafter, 1.0, 0.9, 0x1.fffffffffffffp-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
97 | TEST_ff_f (nextafter, -1.0, -2.0, -0x1.0000000000001p+0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
98 | TEST_ff_f (nextafter, -1.0, 2.0, -0x1.fffffffffffffp-1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
99 | #endif | |
100 | #if TEST_COND_m68k96 || TEST_COND_intel96 | |
101 | TEST_ff_f (nextafter, 1.0L, 2.0L, 0x8.0000000000000010p-3L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
102 | TEST_ff_f (nextafter, 1.0L, -2.0L, 0xf.fffffffffffffff0p-4L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
103 | TEST_ff_f (nextafter, -1.0L, -2.0L, -0x8.0000000000000010p-3L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
104 | TEST_ff_f (nextafter, -1.0L, 2.0L, -0xf.fffffffffffffff0p-4L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
105 | #endif | |
106 | #if TEST_COND_m68k96 | |
107 | TEST_ff_f (nextafter, -0x0.fffffffep-16383L, 0.0L, -0x0.fffffffdfffffffep-16383L, INEXACT_EXCEPTION|UNDERFLOW_EXCEPTION|ERRNO_ERANGE), | |
108 | #endif | |
109 | #if TEST_COND_ibm128 | |
110 | TEST_ff_f (nextafter, 1.0L, -10.0L, 1.0L - 0x1p-106L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
111 | TEST_ff_f (nextafter, 1.0L, 10.0L, 1.0L + 0x1p-105L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
112 | TEST_ff_f (nextafter, 1.0L - 0x1p-106L, 10.0L, 1.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
113 | TEST_ff_f (nextafter, -1.0L, -10.0L, -1.0L - 0x1p-105L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
114 | TEST_ff_f (nextafter, -1.0L, 10.0L, -1.0L + 0x1p-106L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
115 | TEST_ff_f (nextafter, -1.0L + 0x1p-106L, -10.0L, -1.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
116 | #endif | |
117 | #if TEST_COND_binary128 | |
118 | TEST_ff_f (nextafter, 1.0L, 10.0L, 0x1.0000000000000000000000000001p0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
119 | TEST_ff_f (nextafter, 1.0L, -10.0L, 0x1.ffffffffffffffffffffffffffffp-1L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
120 | TEST_ff_f (nextafter, -1.0L, 10.0L, -0x1.ffffffffffffffffffffffffffffp-1L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
121 | TEST_ff_f (nextafter, -1.0L, -10.0L, -0x1.0000000000000000000000000001p+0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
122 | #endif | |
123 | ||
124 | /* XXX We need the hexadecimal FP number representation here for further | |
125 | tests. */ | |
126 | }; | |
127 | ||
128 | static void | |
129 | nextafter_test (void) | |
130 | { | |
131 | ALL_RM_TEST (nextafter, 1, nextafter_test_data, RUN_TEST_LOOP_ff_f, END); | |
132 | } | |
133 | ||
92061bb0 JM |
134 | static void |
135 | do_test (void) | |
136 | { | |
137 | nextafter_test (); | |
138 | } | |
139 | ||
5cbb5849 JM |
140 | /* |
141 | * Local Variables: | |
142 | * mode:c | |
143 | * End: | |
144 | */ |