LXR uboot/arch/arm/lib/lshrdi3.S

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/* Copyright 1995, 1996, 1998, 1999, 2000, 2003, 2004, 2005
   3   Free Software Foundation, Inc.
   4 */
   5
   6#include <linux/linkage.h>
   7#include <asm/assembler.h>
   8
   9#ifdef __ARMEB__
  10#define al r1
  11#define ah r0
  12#else
  13#define al r0
  14#define ah r1
  15#endif
  16
  17.pushsection .text.__lshldi3, "ax"
  18ENTRY(__lshrdi3)
  19ENTRY(__aeabi_llsr)
  20
  21        subs    r3, r2, #32
  22        rsb     ip, r2, #32
  23        movmi   al, al, lsr r2
  24        movpl   al, ah, lsr r3
  25 ARM(   orrmi   al, al, ah, lsl ip      )
  26 THUMB( lslmi   r3, ah, ip              )
  27 THUMB( orrmi   al, al, r3              )
  28        mov     ah, ah, lsr r2
  29        ret     lr
  30
  31ENDPROC(__lshrdi3)
  32ENDPROC(__aeabi_llsr)
  33.popsection
  34