61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/* Copyright (C) 2004, 2006 Free Software Foundation, Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
GCC is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GCC; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 51 Franklin Street, Fifth Floor,
|
|
Boston, MA 02110-1301, USA. */
|
|
|
|
/* As a special exception, if you include this header file into source
|
|
files compiled by GCC, this header file does not by itself cause
|
|
the resulting executable to be covered by the GNU General Public
|
|
License. This exception does not however invalidate any other
|
|
reasons why the executable file might be covered by the GNU General
|
|
Public License. */
|
|
|
|
#ifndef _MM_MALLOC_H_INCLUDED
|
|
#define _MM_MALLOC_H_INCLUDED
|
|
|
|
#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)
|
|
{
|
|
void *ptr;
|
|
if (alignment == 1)
|
|
return malloc (size);
|
|
if (alignment == 2 || (sizeof (void *) == 8 && alignment == 4))
|
|
alignment = sizeof (void *);
|
|
if (posix_memalign (&ptr, alignment, size) == 0)
|
|
return ptr;
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
static __inline void
|
|
_mm_free (void * ptr)
|
|
{
|
|
free (ptr);
|
|
}
|
|
|
|
#endif /* _MM_MALLOC_H_INCLUDED */
|