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/* Test and measure memcpy functions.
Copyright (C) 1999-2024 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/>. */
/* test-memcpy-support.h contains all test functions. */
#include "test-memcpy-support.h"
static void
do_random_large_tests (void)
{
size_t i, align1, align2, size;
for (i = 0; i < 32; ++i)
{
align1 = random ();
align2 = random ();
size = (random () % 0x1000000) + 0x200000;
do_test1 (align1, align2, size);
}
for (i = 0; i < 128; ++i)
{
align1 = random ();
align2 = random ();
size = (random () % 32768) + 4096;
do_test1 (align1, align2, size);
}
}
int
test_main (void)
{
size_t i, j;
test_init ();
printf ("%23s", "");
FOR_EACH_IMPL (impl, 0)
printf ("\t%s", impl->name);
putchar ('\n');
do_test (0, 0, getpagesize () - 1);
for (i = 0x200000; i <= 0x2000000; i += i)
{
for (j = 64; j <= 1024; j <<= 1)
{
do_test1 (0, j, i);
do_test1 (4095, j, i);
do_test1 (4096 - j, 0, i);
do_test1 (0, j - 1, i);
do_test1 (4095, j - 1, i);
do_test1 (4096 - j - 1, 0, i);
do_test1 (0, j + 1, i);
do_test1 (4095, j + 1, i);
do_test1 (4096 - j, 1, i);
do_test1 (0, j, i + 1);
do_test1 (4095, j, i + 1);
do_test1 (4096 - j, 0, i + 1);
do_test1 (0, j - 1, i + 1);
do_test1 (4095, j - 1, i + 1);
do_test1 (4096 - j - 1, 0, i + 1);
do_test1 (0, j + 1, i + 1);
do_test1 (4095, j + 1, i + 1);
do_test1 (4096 - j, 1, i + 1);
do_test1 (0, j, i - 1);
do_test1 (4095, j, i - 1);
do_test1 (4096 - j, 0, i - 1);
do_test1 (0, j - 1, i - 1);
do_test1 (4095, j - 1, i - 1);
do_test1 (4096 - j - 1, 0, i - 1);
do_test1 (0, j + 1, i - 1);
do_test1 (4095, j + 1, i - 1);
do_test1 (4096 - j, 1, i - 1);
}
}
do_random_large_tests ();
return ret;
}
#include <support/test-driver.c>
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