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/* cilk_malloc.c -*-C-*-
*
*************************************************************************
*
* @copyright
* Copyright (C) 2009-2011
* Intel Corporation
*
* @copyright
* This file is part of the Intel Cilk Plus Library. This library 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 3, or (at your option)
* any later version.
*
* @copyright
* This library 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.
*
* @copyright
* Under Section 7 of GPL version 3, you are granted additional
* permissions described in the GCC Runtime Library Exception, version
* 3.1, as published by the Free Software Foundation.
*
* @copyright
* You should have received a copy of the GNU General Public License and
* a copy of the GCC Runtime Library Exception along with this program;
* see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
* <http://www.gnu.org/licenses/>.
**************************************************************************/
#include "cilk_malloc.h"
#include <stdlib.h>
#if defined _WIN32 || defined _WIN64 || defined __linux__
#include <malloc.h>
#define HAS_MEMALIGN 1
#endif
#ifdef __VXWORKS__
#define HAS_MEMALIGN 1
#include <memLib.h>
#endif
#define PREFERRED_ALIGNMENT 64 /* try to keep runtime system data
structures within one cache line */
void *__cilkrts_malloc(size_t size)
{
/* TODO: check for out of memory */
#ifdef _WIN32
return _aligned_malloc(size, PREFERRED_ALIGNMENT);
#elif defined HAS_MEMALIGN
return memalign(PREFERRED_ALIGNMENT, size);
#else
return malloc(size);
#endif
}
void *__cilkrts_realloc(void *ptr, size_t size)
{
#ifdef _WIN32
return _aligned_realloc(ptr, size, PREFERRED_ALIGNMENT);
#else
return realloc(ptr, size);
#endif
}
void __cilkrts_free(void *ptr)
{
#ifdef _WIN32
_aligned_free(ptr);
#else
free(ptr);
#endif
}
/* End cilk_malloc.c */
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