Viewing file:  mm_malloc.h (1.31 KB) -rw-r--r--
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/*===---- mm_malloc.h - Implementation of _mm_malloc and _mm_free ----------===
*
* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
* See https://llvm.org/LICENSE.txt for license information.
* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
*
*===-----------------------------------------------------------------------===
*/
#ifndef _MM_MALLOC_H_INCLUDED
#define _MM_MALLOC_H_INCLUDED
#if defined(__powerpc64__) && \
(defined(__linux__) || defined(__FreeBSD__) || defined(_AIX))
#include <stdlib.h>
/* We can't depend on <stdlib.h> since the prototype of posix_memalign
may not be visible. */
#ifndef __cplusplus
extern int posix_memalign(void **, size_t, size_t);
#else
extern "C" int posix_memalign(void **, size_t, size_t);
#endif
static __inline void *_mm_malloc(size_t __size, size_t __alignment) {
/* PowerPC64 ELF V2 ABI requires quadword alignment. */
size_t __vec_align = sizeof(__vector float);
void *__ptr;
if (__alignment < __vec_align)
__alignment = __vec_align;
if (posix_memalign(&__ptr, __alignment, __size) == 0)
return __ptr;
else
return NULL;
}
static __inline void _mm_free(void *__ptr) { free(__ptr); }
#else
#include_next <mm_malloc.h>
#endif
#endif /* _MM_MALLOC_H_INCLUDED */
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