https://github.com/torvalds/linux
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Tip revision: 44c026a73be8038f03dbdeef028b642880cf1511 authored by Linus Torvalds on 21 May 2023, 21:05:48 UTC
Linux 6.4-rc3
Tip revision: 44c026a
libgcc.h
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * include/lib/libgcc.h
 */

#ifndef __LIB_LIBGCC_H
#define __LIB_LIBGCC_H

#include <asm/byteorder.h>

typedef int word_type __attribute__ ((mode (__word__)));

#ifdef __BIG_ENDIAN
struct DWstruct {
	int high, low;
};
#elif defined(__LITTLE_ENDIAN)
struct DWstruct {
	int low, high;
};
#else
#error I feel sick.
#endif

typedef union {
	struct DWstruct s;
	long long ll;
} DWunion;

long long notrace __ashldi3(long long u, word_type b);
long long notrace __ashrdi3(long long u, word_type b);
word_type notrace __cmpdi2(long long a, long long b);
long long notrace __lshrdi3(long long u, word_type b);
long long notrace __muldi3(long long u, long long v);
word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b);

#endif /* __ASM_LIBGCC_H */
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