1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * include/lib/libgcc.h
4 */
5
6#ifndef __LIB_LIBGCC_H
7#define __LIB_LIBGCC_H
8
9#include <asm/byteorder.h>
10
11typedef int word_type __attribute__ ((mode (__word__)));
12
13#ifdef __BIG_ENDIAN
14struct DWstruct {
15 int high, low;
16};
17#elif defined(__LITTLE_ENDIAN)
18struct DWstruct {
19 int low, high;
20};
21#else
22#error I feel sick.
23#endif
24
25typedef union {
26 struct DWstruct s;
27 long long ll;
28} DWunion;
29
30long long notrace __ashldi3(long long u, word_type b);
31long long notrace __ashrdi3(long long u, word_type b);
32word_type notrace __cmpdi2(long long a, long long b);
33long long notrace __lshrdi3(long long u, word_type b);
34long long notrace __muldi3(long long u, long long v);
35word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b);
36
37#endif /* __ASM_LIBGCC_H */
38

source code of linux/include/linux/libgcc.h