4059386c70
https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>
52 lines
1.0 KiB
ArmAsm
52 lines
1.0 KiB
ArmAsm
#------------------------------------------------------------------------------
|
|
#
|
|
# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
|
|
#
|
|
# SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
#
|
|
#------------------------------------------------------------------------------
|
|
|
|
#include <AsmMacroIoLib.h>
|
|
|
|
.syntax unified
|
|
|
|
ASM_FUNC(__udivsi3)
|
|
cmp r1, #0
|
|
cmpne r0, #0
|
|
stmfd sp!, {r4, r5, r7, lr}
|
|
add r7, sp, #8
|
|
beq L2
|
|
clz r2, r1
|
|
clz r3, r0
|
|
rsb r3, r3, r2
|
|
cmp r3, #31
|
|
bhi L2
|
|
ldmfdeq sp!, {r4, r5, r7, pc}
|
|
add r5, r3, #1
|
|
rsb r3, r3, #31
|
|
mov lr, #0
|
|
mov r2, r0, asl r3
|
|
mov ip, r0, lsr r5
|
|
mov r4, lr
|
|
b L8
|
|
L9:
|
|
mov r0, r2, lsr #31
|
|
orr ip, r0, ip, asl #1
|
|
orr r2, r3, lr
|
|
rsb r3, ip, r1
|
|
sub r3, r3, #1
|
|
and r0, r1, r3, asr #31
|
|
mov lr, r3, lsr #31
|
|
rsb ip, r0, ip
|
|
add r4, r4, #1
|
|
L8:
|
|
cmp r4, r5
|
|
mov r3, r2, asl #1
|
|
bne L9
|
|
orr r0, r3, lr
|
|
ldmfd sp!, {r4, r5, r7, pc}
|
|
L2:
|
|
mov r0, #0
|
|
ldmfd sp!, {r4, r5, r7, pc}
|
|
|