From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001 From: Duncan Wilkie Date: Sat, 18 Nov 2023 06:11:09 -0600 Subject: Initial commit. --- gmp-6.3.0/tests/t-popc.c | 79 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 79 insertions(+) create mode 100644 gmp-6.3.0/tests/t-popc.c (limited to 'gmp-6.3.0/tests/t-popc.c') diff --git a/gmp-6.3.0/tests/t-popc.c b/gmp-6.3.0/tests/t-popc.c new file mode 100644 index 0000000..421d4e2 --- /dev/null +++ b/gmp-6.3.0/tests/t-popc.c @@ -0,0 +1,79 @@ +/* Test popc_limb. + +Copyright 2002, 2012 Free Software Foundation, Inc. + +This file is part of the GNU MP Library test suite. + +The GNU MP Library test suite is free software; you can redistribute it +and/or modify it under the terms of the GNU General Public License as +published by the Free Software Foundation; either version 3 of the License, +or (at your option) any later version. + +The GNU MP Library test suite 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 General +Public License for more details. + +You should have received a copy of the GNU General Public License along with +the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */ + +#include +#include + +#include "gmp-impl.h" +#include "tests.h" + + +int +main (void) +{ + mp_limb_t src, want, got; + int i; + + tests_start (); + mp_trace_base = -16; + + for (i = 0; i < GMP_LIMB_BITS; i++) + { + src = CNST_LIMB(1) << i; + want = 1; + + popc_limb (got, src); + if (got != want) + { + error: + printf ("popc_limb wrong result\n"); + mpn_trace (" src ", &src, (mp_size_t) 1); + mpn_trace (" want", &want, (mp_size_t) 1); + mpn_trace (" got ", &got, (mp_size_t) 1); + abort (); + } + } + + src = 0; + want = 0; + for (i = 0; i < GMP_LIMB_BITS; i++) + { + src += CNST_LIMB(1) << i; + want += 1; + + popc_limb (got, src); + if (got != want) + { + goto error; + } + } + + for (i = 0; i < 100; i++) + { + mpn_random2 (&src, (mp_size_t) 1); + want = ref_popc_limb (src); + + popc_limb (got, src); + if (got != want) + goto error; + } + + tests_end (); + exit (0); +} -- cgit v1.2.3