| /*===---- 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 |
| /* We can't depend on <stdlib.h> since the prototype of posix_memalign |
| extern int posix_memalign (void **, size_t, size_t); |
| extern "C" int posix_memalign (void **, size_t, size_t) throw (); |
| _mm_malloc (size_t size, size_t alignment) |
| /* PowerPC64 ELF V2 ABI requires quadword alignment. */ |
| size_t vec_align = sizeof (__vector float); |
| /* Linux GLIBC malloc alignment is at least 2 X ptr size. */ |
| size_t malloc_align = (sizeof (void *) + sizeof (void *)); |
| if (alignment == malloc_align && alignment == vec_align) |
| if (alignment < vec_align) |
| if (posix_memalign (&ptr, alignment, size) == 0) |
| #endif /* _MM_MALLOC_H_INCLUDED */ |