1/*===---- mm_malloc.h - Implementation of _mm_malloc and _mm_free ----------===
 2 *
 3 * Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 4 * See https://llvm.org/LICENSE.txt for license information.
 5 * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 6 *
 7 *===-----------------------------------------------------------------------===
 8 */
 9
10#ifndef _MM_MALLOC_H_INCLUDED
11#define _MM_MALLOC_H_INCLUDED
12
13#if defined(__powerpc64__) &&                                                  \
14    (defined(__linux__) || defined(__FreeBSD__) || defined(_AIX))
15
16#include <stdlib.h>
17
18/* We can't depend on <stdlib.h> since the prototype of posix_memalign
19   may not be visible.  */
20#ifndef __cplusplus
21extern int posix_memalign(void **, size_t, size_t);
22#else
23extern "C" int posix_memalign(void **, size_t, size_t);
24#endif
25
26static __inline void *_mm_malloc(size_t __size, size_t __alignment) {
27  /* PowerPC64 ELF V2 ABI requires quadword alignment.  */
28  size_t __vec_align = sizeof(__vector float);
29  void *__ptr;
30
31  if (__alignment < __vec_align)
32    __alignment = __vec_align;
33  if (posix_memalign(&__ptr, __alignment, __size) == 0)
34    return __ptr;
35  else
36    return NULL;
37}
38
39static __inline void _mm_free(void *__ptr) { free(__ptr); }
40
41#else
42#include_next <mm_malloc.h>
43#endif
44
45#endif /* _MM_MALLOC_H_INCLUDED */