u-boot/arch/arm/lib/_ashrdi3.S
Simon Glass 1251d51ca5 arm: Add ENTRY/ENDPROC to private libgcc functions
When CONFIG_SYS_THUMB_BUILD is defined these functions may be called from
Thumb code. Add the required ENTRY and ENDPROC bracketing so that BLX is
used to call these ARM functions, instead of plain BL, which will fail.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reported-by: Pavel Machek <pavel@denx.de>
2015-07-07 11:39:22 +02:00

28 lines
460 B
ArmAsm

/* Copyright 1995, 1996, 1998, 1999, 2000, 2003, 2004, 2005
Free Software Foundation, Inc.
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/linkage.h>
#ifdef __ARMEB__
#define al r1
#define ah r0
#else
#define al r0
#define ah r1
#endif
.globl __ashrdi3
__ashrdi3:
ENTRY(__aeabi_lasr)
subs r3, r2, #32
rsb ip, r2, #32
movmi al, al, lsr r2
movpl al, ah, asr r3
orrmi al, al, ah, lsl ip
mov ah, ah, asr r2
mov pc, lr
ENDPROC(__aeabi_lasr)