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5cbb5849 | 1 | /* Test floor. |
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_f_f_data floor_test_data[] = |
22 | { | |
23 | TEST_f_f (floor, 0.0, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
24 | TEST_f_f (floor, minus_zero, minus_zero, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
25 | TEST_f_f (floor, plus_infty, plus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
26 | TEST_f_f (floor, minus_infty, minus_infty, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
27 | TEST_f_f (floor, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
28 | TEST_f_f (floor, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
29 | TEST_f_f (floor, snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
30 | TEST_f_f (floor, -snan_value, qnan_value, NO_INEXACT_EXCEPTION|INVALID_EXCEPTION), | |
31 | ||
32 | TEST_f_f (floor, lit_pi, 3.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
33 | TEST_f_f (floor, -lit_pi, -4.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
34 | TEST_f_f (floor, min_subnorm_value, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
35 | TEST_f_f (floor, min_value, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
36 | TEST_f_f (floor, 0.1, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
37 | TEST_f_f (floor, 0.25, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
38 | TEST_f_f (floor, 0.625, 0.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
39 | TEST_f_f (floor, 1, 1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
40 | TEST_f_f (floor, 2, 2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
41 | TEST_f_f (floor, 0x1p23, 0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
42 | TEST_f_f (floor, 0x1p24, 0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
43 | TEST_f_f (floor, 0x1p25, 0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
44 | TEST_f_f (floor, 0x1p52, 0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
45 | TEST_f_f (floor, 0x1p53, 0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
46 | TEST_f_f (floor, 0x1p54, 0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
47 | TEST_f_f (floor, 0x1p63, 0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
48 | TEST_f_f (floor, 0x1p64, 0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
49 | TEST_f_f (floor, 0x1p65, 0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
50 | TEST_f_f (floor, 0x1p105, 0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
51 | TEST_f_f (floor, 0x1p106, 0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
52 | TEST_f_f (floor, 0x1p107, 0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
53 | TEST_f_f (floor, 0x1p112, 0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
54 | TEST_f_f (floor, 0x1p113, 0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
55 | TEST_f_f (floor, 0x1p114, 0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
56 | TEST_f_f (floor, max_value, max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
57 | TEST_f_f (floor, -min_subnorm_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
58 | TEST_f_f (floor, -min_value, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
59 | TEST_f_f (floor, -0.1, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
60 | TEST_f_f (floor, -0.25, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
61 | TEST_f_f (floor, -0.625, -1.0, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
62 | TEST_f_f (floor, -1, -1, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
63 | TEST_f_f (floor, -2, -2, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
64 | TEST_f_f (floor, -0x1p23, -0x1p23, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
65 | TEST_f_f (floor, -0x1p24, -0x1p24, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
66 | TEST_f_f (floor, -0x1p25, -0x1p25, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
67 | TEST_f_f (floor, -0x1p52, -0x1p52, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
68 | TEST_f_f (floor, -0x1p53, -0x1p53, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
69 | TEST_f_f (floor, -0x1p54, -0x1p54, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
70 | TEST_f_f (floor, -0x1p63, -0x1p63, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
71 | TEST_f_f (floor, -0x1p64, -0x1p64, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
72 | TEST_f_f (floor, -0x1p65, -0x1p65, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
73 | TEST_f_f (floor, -0x1p105, -0x1p105, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
74 | TEST_f_f (floor, -0x1p106, -0x1p106, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
75 | TEST_f_f (floor, -0x1p107, -0x1p107, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
76 | TEST_f_f (floor, -0x1p112, -0x1p112, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
77 | TEST_f_f (floor, -0x1p113, -0x1p113, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
78 | TEST_f_f (floor, -0x1p114, -0x1p114, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
79 | TEST_f_f (floor, -max_value, -max_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
80 | ||
81 | #if MANT_DIG >= 64 | |
82 | /* The result can only be represented in long double. */ | |
83 | TEST_f_f (floor, 4503599627370495.5L, 4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
84 | TEST_f_f (floor, 4503599627370496.25L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
85 | TEST_f_f (floor, 4503599627370496.5L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
86 | TEST_f_f (floor, 4503599627370496.75L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
87 | TEST_f_f (floor, 4503599627370497.5L, 4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
88 | # if MANT_DIG > 100 | |
89 | TEST_f_f (floor, 4503599627370494.5000000000001L, 4503599627370494.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
90 | TEST_f_f (floor, 4503599627370495.5000000000001L, 4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
91 | TEST_f_f (floor, 4503599627370496.5000000000001L, 4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
92 | # endif | |
93 | ||
94 | TEST_f_f (floor, -4503599627370495.5L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
95 | TEST_f_f (floor, -4503599627370496.25L, -4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
96 | TEST_f_f (floor, -4503599627370496.5L, -4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
97 | TEST_f_f (floor, -4503599627370496.75L, -4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
98 | TEST_f_f (floor, -4503599627370497.5L, -4503599627370498.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
99 | # if MANT_DIG > 100 | |
100 | TEST_f_f (floor, -4503599627370494.5000000000001L, -4503599627370495.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
101 | TEST_f_f (floor, -4503599627370495.5000000000001L, -4503599627370496.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
102 | TEST_f_f (floor, -4503599627370496.5000000000001L, -4503599627370497.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
103 | # endif | |
104 | ||
105 | TEST_f_f (floor, 9007199254740991.5L, 9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
106 | TEST_f_f (floor, 9007199254740992.25L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
107 | TEST_f_f (floor, 9007199254740992.5L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
108 | TEST_f_f (floor, 9007199254740992.75L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
109 | TEST_f_f (floor, 9007199254740993.5L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
110 | ||
111 | # if MANT_DIG > 100 | |
112 | TEST_f_f (floor, 9007199254740991.0000000000001L, 9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
113 | TEST_f_f (floor, 9007199254740992.0000000000001L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
114 | TEST_f_f (floor, 9007199254740993.0000000000001L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
115 | TEST_f_f (floor, 9007199254740991.5000000000001L, 9007199254740991.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
116 | TEST_f_f (floor, 9007199254740992.5000000000001L, 9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
117 | TEST_f_f (floor, 9007199254740993.5000000000001L, 9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
118 | # endif | |
119 | ||
120 | TEST_f_f (floor, -9007199254740991.5L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
121 | TEST_f_f (floor, -9007199254740992.25L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
122 | TEST_f_f (floor, -9007199254740992.5L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
123 | TEST_f_f (floor, -9007199254740992.75L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
124 | TEST_f_f (floor, -9007199254740993.5L, -9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
125 | ||
126 | # if MANT_DIG > 100 | |
127 | TEST_f_f (floor, -9007199254740991.0000000000001L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
128 | TEST_f_f (floor, -9007199254740992.0000000000001L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
129 | TEST_f_f (floor, -9007199254740993.0000000000001L, -9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
130 | TEST_f_f (floor, -9007199254740991.5000000000001L, -9007199254740992.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
131 | TEST_f_f (floor, -9007199254740992.5000000000001L, -9007199254740993.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
132 | TEST_f_f (floor, -9007199254740993.5000000000001L, -9007199254740994.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
133 | # endif | |
134 | ||
135 | TEST_f_f (floor, 72057594037927935.5L, 72057594037927935.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
136 | TEST_f_f (floor, 72057594037927936.25L, 72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
137 | TEST_f_f (floor, 72057594037927936.5L, 72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
138 | TEST_f_f (floor, 72057594037927936.75L, 72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
139 | TEST_f_f (floor, 72057594037927937.5L, 72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
140 | ||
141 | TEST_f_f (floor, -72057594037927935.5L, -72057594037927936.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
142 | TEST_f_f (floor, -72057594037927936.25L, -72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
143 | TEST_f_f (floor, -72057594037927936.5L, -72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
144 | TEST_f_f (floor, -72057594037927936.75L, -72057594037927937.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
145 | TEST_f_f (floor, -72057594037927937.5L, -72057594037927938.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
146 | ||
147 | TEST_f_f (floor, 10141204801825835211973625643007.5L, 10141204801825835211973625643007.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
148 | TEST_f_f (floor, 10141204801825835211973625643008.25L, 10141204801825835211973625643008.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
149 | TEST_f_f (floor, 10141204801825835211973625643008.5L, 10141204801825835211973625643008.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
150 | TEST_f_f (floor, 10141204801825835211973625643008.75L, 10141204801825835211973625643008.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
151 | TEST_f_f (floor, 10141204801825835211973625643009.5L, 10141204801825835211973625643009.0L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
152 | ||
153 | TEST_f_f (floor, 0xf.ffffffffffffff8p+47L, 0xf.fffffffffffep+47L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
154 | TEST_f_f (floor, -0x8.000000000000004p+48L, -0x8.000000000001p+48L, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED), | |
155 | #endif | |
156 | }; | |
157 | ||
158 | static void | |
159 | floor_test (void) | |
160 | { | |
161 | ALL_RM_TEST (floor, 1, floor_test_data, RUN_TEST_LOOP_f_f, END); | |
162 | } | |
163 | ||
92061bb0 JM |
164 | static void |
165 | do_test (void) | |
166 | { | |
167 | floor_test (); | |
168 | } | |
169 | ||
5cbb5849 JM |
170 | /* |
171 | * Local Variables: | |
172 | * mode:c | |
173 | * End: | |
174 | */ |