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Diffstat (limited to 'stdlib/tst-stdc_bit_floor.c')
| -rw-r--r-- | stdlib/tst-stdc_bit_floor.c | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/stdlib/tst-stdc_bit_floor.c b/stdlib/tst-stdc_bit_floor.c new file mode 100644 index 0000000000..3f1d0537fd --- /dev/null +++ b/stdlib/tst-stdc_bit_floor.c @@ -0,0 +1,88 @@ +/* Test stdc_bit_floor functions and macros. + Copyright (C) 2024 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <tst-stdbit.h> + +static const struct stdbit_test inputs[] = + { + { 0ULL, 0, 0, 0, 0ULL }, + { 0x1ULL, 0x1, 0x1, 0x1, 0x1ULL }, + { 0x2ULL, 0x2, 0x2, 0x2, 0x2ULL }, + { 0x3ULL, 0x2, 0x2, 0x2, 0x2ULL }, + { 0x4ULL, 0x4, 0x4, 0x4, 0x4ULL }, + { 0x5ULL, 0x4, 0x4, 0x4, 0x4ULL }, + { 0x6ULL, 0x4, 0x4, 0x4, 0x4ULL }, + { 0x7ULL, 0x4, 0x4, 0x4, 0x4ULL }, + { 0x8ULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0x9ULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xaULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xbULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xcULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xdULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xeULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0xfULL, 0x8, 0x8, 0x8, 0x8ULL }, + { 0x10ULL, 0x10, 0x10, 0x10, 0x10ULL }, + { 0x11ULL, 0x10, 0x10, 0x10, 0x10ULL }, + { 0x12ULL, 0x10, 0x10, 0x10, 0x10ULL }, + { 0x1fULL, 0x10, 0x10, 0x10, 0x10ULL }, + { 0x20ULL, 0x20, 0x20, 0x20, 0x20ULL }, + { 0x7fULL, 0x40, 0x40, 0x40, 0x40ULL }, + { 0x80ULL, 0x80, 0x80, 0x80, 0x80ULL }, + { 0x81ULL, 0x80, 0x80, 0x80, 0x80ULL }, + { 0x9aULL, 0x80, 0x80, 0x80, 0x80ULL }, + { 0xf3ULL, 0x80, 0x80, 0x80, 0x80ULL }, + { 0xffULL, 0x80, 0x80, 0x80, 0x80ULL }, + { 0x100ULL, 0, 0x100, 0x100, 0x100ULL }, + { 0x101ULL, 0x1, 0x100, 0x100, 0x100ULL }, + { 0x102ULL, 0x2, 0x100, 0x100, 0x100ULL }, + { 0x1feULL, 0x80, 0x100, 0x100, 0x100ULL }, + { 0x1ffULL, 0x80, 0x100, 0x100, 0x100ULL }, + { 0x200ULL, 0, 0x200, 0x200, 0x200ULL }, + { 0x234ULL, 0x20, 0x200, 0x200, 0x200ULL }, + { 0x4567ULL, 0x40, 0x4000, 0x4000, 0x4000ULL }, + { 0x7fffULL, 0x80, 0x4000, 0x4000, 0x4000ULL }, + { 0x8000ULL, 0, 0x8000, 0x8000, 0x8000ULL }, + { 0x8001ULL, 0x1, 0x8000, 0x8000, 0x8000ULL }, + { 0xfffeULL, 0x80, 0x8000, 0x8000, 0x8000ULL }, + { 0xffffULL, 0x80, 0x8000, 0x8000, 0x8000ULL }, + { 0x10000ULL, 0, 0, 0x10000, 0x10000ULL }, + { 0x10001ULL, 0x1, 0x1, 0x10000, 0x10000ULL }, + { 0xfedcba98ULL, 0x80, 0x8000, 0x80000000, 0x80000000ULL }, + { 0xfffffefeULL, 0x80, 0x8000, 0x80000000, 0x80000000ULL }, + { 0xffffffffULL, 0x80, 0x8000, 0x80000000, 0x80000000ULL }, + { 0x100000000ULL, 0, 0, 0, 0x100000000ULL }, + { 0x100000001ULL, 0x1, 0x1, 0x1, 0x100000000ULL }, + { 0x123456789ULL, 0x80, 0x4000, 0x20000000, 0x100000000ULL }, + { 0x123456789abcdefULL, 0x80, 0x8000, 0x80000000, 0x100000000000000ULL }, + { 0x789abcdef0123456ULL, 0x40, 0x2000, 0x80000000, 0x4000000000000000ULL }, + { 0x8000000000000000ULL, 0, 0, 0, 0x8000000000000000ULL }, + { 0x8000000000000001ULL, 0x1, 0x1, 0x1, 0x8000000000000000ULL }, + { 0xfffffffffffffffeULL, 0x80, 0x8000, 0x80000000, 0x8000000000000000ULL }, + { 0xffffffffffffffffULL, 0x80, 0x8000, 0x80000000, 0x8000000000000000ULL }, + }; + +TEST_STDBIT_SAME_TOPLEVEL (stdc_bit_floor); + +static int +do_test (void) +{ + TEST_STDBIT_SAME (stdc_bit_floor, inputs); + return 0; +} + +#include <support/test-driver.c> |