1 /*
2  * Support file for nvptx in newlib.
3  * Copyright (c) 2016-2018 Mentor Graphics.
4  *
5  * The authors hereby grant permission to use, copy, modify, distribute,
6  * and license this software and its documentation for any purpose, provided
7  * that existing copyright notices are retained in all copies and that this
8  * notice is included verbatim in any distributions. No written agreement,
9  * license, or royalty fee is required for any of the authorized uses.
10  * Modifications to this software may be copyrighted by their authors
11  * and need not follow the licensing terms described here, provided that
12  * the new terms are clearly indicated on the first page of each file where
13  * they apply.
14  */
15 
16 #include <stdlib.h>
17 
18 /* The CUDA-provided malloc.  */
19 void *sys_malloc (size_t) __asm__ ("malloc");
20 
21 /* The user-visible malloc (renamed by compiler).  */
malloc(size_t size)22 void *malloc (size_t size)
23 {
24   long long *ptr = sys_malloc (size + sizeof (long long));
25   if (ptr)
26     *(size_t *)ptr++ = size;
27 
28   return ptr;
29 }
30