[linux-2.6-block.git] / include / linux / 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 */
Commit	Line	Data
588cb88c	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
b35cd988 PD	2	/*
b35cd988 PD	3	* include/lib/libgcc.h
b35cd988 PD	4	*/
	5
	6	#ifndef __LIB_LIBGCC_H
	7	#define __LIB_LIBGCC_H
	8
	9	#include <asm/byteorder.h>
	10
	11	typedef int word_type __attribute__ ((mode (__word__)));
	12
	13	#ifdef __BIG_ENDIAN
	14	struct DWstruct {
	15	int high, low;
	16	};
	17	#elif defined(__LITTLE_ENDIAN)
	18	struct DWstruct {
	19	int low, high;
	20	};
	21	#else
	22	#error I feel sick.
	23	#endif
	24
	25	typedef union {
	26	struct DWstruct s;
	27	long long ll;
	28	} DWunion;
	29
4f20b747 GU	30	long long notrace __ashldi3(long long u, word_type b);
	31	long long notrace __ashrdi3(long long u, word_type b);
	32	word_type notrace __cmpdi2(long long a, long long b);
	33	long long notrace __lshrdi3(long long u, word_type b);
	34	long long notrace __muldi3(long long u, long long v);
	35	word_type notrace __ucmpdi2(unsigned long long a, unsigned long long b);
	36
b35cd988	37	#endif /* __ASM_LIBGCC_H */