[J-u-boot.git] / arch / arm / lib / lshrdi3.S

/* SPDX-License-Identifier: GPL-2.0+ */
/* Copyright 1995, 1996, 1998, 1999, 2000, 2003, 2004, 2005
   Free Software Foundation, Inc.
 */

#include <linux/linkage.h>
#include <asm/assembler.h>

#ifdef __ARMEB__
#define al r1
#define ah r0
#else
#define al r0
#define ah r1
#endif

.pushsection .text.__lshldi3, "ax"
ENTRY(__lshrdi3)
ENTRY(__aeabi_llsr)

	subs	r3, r2, #32
	rsb	ip, r2, #32
	movmi	al, al, lsr r2
	movpl	al, ah, lsr r3
 ARM(	orrmi	al, al, ah, lsl ip	)
 THUMB(	lslmi	r3, ah, ip		)
 THUMB(	orrmi	al, al, r3		)
	mov	ah, ah, lsr r2
	ret	lr

ENDPROC(__lshrdi3)
ENDPROC(__aeabi_llsr)
.popsection
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
deec15b3 HS	2	/* Copyright 1995, 1996, 1998, 1999, 2000, 2003, 2004, 2005
deec15b3 HS	3	Free Software Foundation, Inc.
1a459660	4	*/
deec15b3	5
1251d51c	6	#include <linux/linkage.h>
06b36cb7	7	#include <asm/assembler.h>
1251d51c	8
deec15b3 HS	9	#ifdef __ARMEB__
	10	#define al r1
	11	#define ah r0
	12	#else
	13	#define al r0
	14	#define ah r1
	15	#endif
	16
b2f18584	17	.pushsection .text.__lshldi3, "ax"
06b36cb7	18	ENTRY(__lshrdi3)
1251d51c	19	ENTRY(__aeabi_llsr)
deec15b3 HS	20
	21	subs r3, r2, #32
	22	rsb ip, r2, #32
	23	movmi al, al, lsr r2
	24	movpl al, ah, lsr r3
06b36cb7 MV	25	ARM( orrmi al, al, ah, lsl ip )
	26	THUMB( lslmi r3, ah, ip )
	27	THUMB( orrmi al, al, r3 )
deec15b3	28	mov ah, ah, lsr r2
06b36cb7 MV	29	ret lr
	30
	31	ENDPROC(__lshrdi3)
1251d51c	32	ENDPROC(__aeabi_llsr)
b2f18584	33	.popsection