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1#------------------------------------------------------------------------------
2#
3# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
4#
5# This program and the accompanying materials
6# are licensed and made available under the terms and conditions of the BSD License
7# which accompanies this distribution.  The full text of the license may be found at
8# http://opensource.org/licenses/bsd-license.php
9#
10# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12#
13#------------------------------------------------------------------------------
14
15#include <AsmMacroIoLib.h>
16
17ASM_FUNC(__ashrdi3)
18  cmp  r2, #31
19  bls  L2
20  cmp  r2, #63
21  subls  r2, r2, #32
22  mov  ip, r1, asr #31
23  movls  r2, r1, asr r2
24  movhi  r2, ip
25  mov  r0, r2
26  mov  r1, ip
27  bx  lr
28L2:
29  cmp  r2, #0
30  rsbne  r3, r2, #32
31  movne  r3, r1, asl r3
32  movne  r1, r1, asr r2
33  orrne  r0, r3, r0, lsr r2
34  bx  lr
35