119 lines
3.7 KiB
C
119 lines
3.7 KiB
C
/* Test of allocating memory with given alignment.
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Copyright (C) 2020-2024 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2020. */
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#include <config.h>
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#include <stdint.h>
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#include <stdlib.h>
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#define ALIGNMENT 4
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#define aligned_malloc aligned4_malloc
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#define aligned_free aligned4_free
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#include "aligned-malloc.h"
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#undef aligned_free
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#undef aligned_malloc
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#undef ALIGNMENT
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void *(*volatile my_aligned4_malloc) (size_t) = aligned4_malloc;
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#define aligned4_malloc my_aligned4_malloc
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void (*volatile my_aligned4_free) (void *) = aligned4_free;
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#define aligned4_free my_aligned4_free
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#define ALIGNMENT 8
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#define aligned_malloc aligned8_malloc
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#define aligned_free aligned8_free
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#include "aligned-malloc.h"
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#undef aligned_free
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#undef aligned_malloc
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#undef ALIGNMENT
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void *(*volatile my_aligned8_malloc) (size_t) = aligned8_malloc;
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#define aligned8_malloc my_aligned8_malloc
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void (*volatile my_aligned8_free) (void *) = aligned8_free;
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#define aligned8_free my_aligned8_free
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#define ALIGNMENT 16
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#define aligned_malloc aligned16_malloc
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#define aligned_free aligned16_free
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#include "aligned-malloc.h"
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#undef aligned_free
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#undef aligned_malloc
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#undef ALIGNMENT
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void *(*volatile my_aligned16_malloc) (size_t) = aligned16_malloc;
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#define aligned16_malloc my_aligned16_malloc
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void (*volatile my_aligned16_free) (void *) = aligned16_free;
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#define aligned16_free my_aligned16_free
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#define ALIGNMENT 32
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#define aligned_malloc aligned32_malloc
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#define aligned_free aligned32_free
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#include "aligned-malloc.h"
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#undef aligned_free
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#undef aligned_malloc
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#undef ALIGNMENT
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void *(*volatile my_aligned32_malloc) (size_t) = aligned32_malloc;
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#define aligned32_malloc my_aligned32_malloc
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void (*volatile my_aligned32_free) (void *) = aligned32_free;
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#define aligned32_free my_aligned32_free
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#include <string.h>
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#include "macros.h"
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int
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main (int argc, char *argv[])
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{
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static size_t sizes[] =
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{ 13, 8, 17, 450, 320, 1, 99, 4, 15, 16, 2, 76, 37, 127, 2406, 641 };
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void *aligned4_blocks[SIZEOF (sizes)];
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void *aligned8_blocks[SIZEOF (sizes)];
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void *aligned16_blocks[SIZEOF (sizes)];
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void *aligned32_blocks[SIZEOF (sizes)];
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size_t i;
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for (i = 0; i < SIZEOF (sizes); i++)
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{
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size_t size = sizes[i];
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aligned4_blocks[i] = aligned4_malloc (size);
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ASSERT (((uintptr_t) aligned4_blocks[i] % 4) == 0);
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memset (aligned4_blocks[i], 'w', size);
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aligned8_blocks[i] = aligned8_malloc (size);
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ASSERT (((uintptr_t) aligned8_blocks[i] % 8) == 0);
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memset (aligned8_blocks[i], 'x', size);
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aligned16_blocks[i] = aligned16_malloc (size);
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ASSERT (((uintptr_t) aligned16_blocks[i] % 16) == 0);
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memset (aligned16_blocks[i], 'y', size);
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aligned32_blocks[i] = aligned32_malloc (size);
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ASSERT (((uintptr_t) aligned32_blocks[i] % 32) == 0);
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memset (aligned32_blocks[i], 'z', size);
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}
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for (i = 0; i < SIZEOF (sizes); i++)
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{
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aligned4_free (aligned4_blocks[i]);
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aligned8_free (aligned8_blocks[i]);
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aligned16_free (aligned16_blocks[i]);
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aligned32_free (aligned32_blocks[i]);
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}
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return test_exit_status;
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}
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