/* 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 CONFIG_64BIT
typedef int DWtype __attribute__((mode(TI)));
#else
typedef long long DWtype;
#endif

#ifdef __BIG_ENDIAN
struct DWstruct {
    long high, low;
};

struct TWstruct {
    long long high, low;
};
#elif defined(__LITTLE_ENDIAN)
struct DWstruct {
    long low, high;
};

struct TWstruct {
    long long low, high;
};
#else
#error I feel sick.
#endif

typedef union {
    struct DWstruct s;
    DWtype 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 */