newlib-cygwin/newlib/libc/machine/nvptx/malloc.c

30 lines
998 B
C

/*
* Support file for nvptx in newlib.
* Copyright (c) 2016-2018 Mentor Graphics.
*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include <stdlib.h>
/* The CUDA-provided malloc. */
void *sys_malloc (size_t) __asm__ ("malloc");
/* The user-visible malloc (renamed by compiler). */
void *malloc (size_t size)
{
long long *ptr = sys_malloc (size + sizeof (long long));
if (ptr)
*(size_t *)ptr++ = size;
return ptr;
}