2009-12-06 02:57:05 +01:00
|
|
|
#/** @file
|
|
|
|
# Compiler intrinsic for ARM compiler
|
|
|
|
#
|
2010-04-29 14:15:47 +02:00
|
|
|
# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
|
|
|
|
# This program and the accompanying materials
|
2009-12-06 02:57:05 +01:00
|
|
|
# are licensed and made available under the terms and conditions of the BSD License
|
|
|
|
# which accompanies this distribution. The full text of the license may be found at
|
|
|
|
# http)://opensource.org/licenses/bsd-license.php
|
|
|
|
#
|
|
|
|
# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
|
|
# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.;
|
|
|
|
#
|
|
|
|
#**/
|
|
|
|
#
|
|
|
|
|
|
|
|
.text
|
|
|
|
.p2align 2
|
|
|
|
|
|
|
|
.globl ASM_PFX(__switchu8)
|
|
|
|
|
|
|
|
|
|
|
|
ASM_PFX(__switchu8):
|
|
|
|
ldrb ip,[lr,#-1]
|
|
|
|
cmp r3,ip
|
|
|
|
ldrccb r3,[lr,r3]
|
|
|
|
ldrcsb r3,[lr,ip]
|
|
|
|
add ip,lr,r3,LSL #1
|
|
|
|
bx ip
|
|
|
|
|