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 <picolibc.h>
17
18 #include <stdlib.h>
19
20 /* The CUDA-provided malloc. */
21 void *sys_malloc (size_t) __asm__ ("malloc");
22
23 /* The user-visible malloc (renamed by compiler). */
malloc(size_t size)24 void *malloc (size_t size)
25 {
26 long long *ptr = sys_malloc (size + sizeof (long long));
27 if (ptr)
28 *(size_t *)ptr++ = size;
29
30 return ptr;
31 }
32
