2019-07-20 04:50:45 +08:00
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/*===---- mm_malloc.h - Implementation of _mm_malloc and _mm_free ----------===
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*
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* Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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* See https://llvm.org/LICENSE.txt for license information.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*
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*===-----------------------------------------------------------------------===
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*/
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#ifndef _MM_MALLOC_H_INCLUDED
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#define _MM_MALLOC_H_INCLUDED
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2022-07-29 02:54:23 +08:00
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#if defined(__ppc64__) && \
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(defined(__linux__) || defined(__FreeBSD__) || defined(_AIX))
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2020-01-23 06:42:02 +08:00
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2019-07-20 04:50:45 +08:00
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#include <stdlib.h>
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/* We can't depend on <stdlib.h> since the prototype of posix_memalign
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may not be visible. */
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#ifndef __cplusplus
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2022-07-29 02:54:23 +08:00
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extern int posix_memalign(void **, size_t, size_t);
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2019-07-20 04:50:45 +08:00
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#else
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2022-07-29 02:54:23 +08:00
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extern "C" int posix_memalign(void **, size_t, size_t);
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2019-07-20 04:50:45 +08:00
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#endif
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2022-07-29 02:54:23 +08:00
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static __inline void *_mm_malloc(size_t __size, size_t __alignment) {
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2019-07-20 04:50:45 +08:00
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/* PowerPC64 ELF V2 ABI requires quadword alignment. */
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2022-07-29 02:54:23 +08:00
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size_t __vec_align = sizeof(__vector float);
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void *__ptr;
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2019-07-20 04:50:45 +08:00
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2022-07-29 02:54:23 +08:00
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if (__alignment < __vec_align)
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__alignment = __vec_align;
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if (posix_memalign(&__ptr, __alignment, __size) == 0)
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return __ptr;
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2019-07-20 04:50:45 +08:00
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else
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return NULL;
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}
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2022-07-29 02:54:23 +08:00
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static __inline void _mm_free(void *__ptr) { free(__ptr); }
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2019-07-20 04:50:45 +08:00
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2020-01-23 06:42:02 +08:00
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#else
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#include_next <mm_malloc.h>
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#endif
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2019-07-20 04:50:45 +08:00
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#endif /* _MM_MALLOC_H_INCLUDED */
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