mirror of https://github.com/acidanthera/audk.git
50 lines
1.3 KiB
ArmAsm
50 lines
1.3 KiB
ArmAsm
#------------------------------------------------------------------------------
|
|
#
|
|
# Copyright (c) 2008-2009 Apple Inc. All rights reserved.
|
|
#
|
|
# All rights reserved. This program and the accompanying materials
|
|
# 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
|
|
.align 2
|
|
.globl ASM_PFX(__divdi3)
|
|
|
|
ASM_PFX(__divdi3):
|
|
@ args = 0, pretend = 0, frame = 0
|
|
@ frame_needed = 1, uses_anonymous_args = 0
|
|
stmfd sp!, {r4, r5, r7, lr}
|
|
mov r4, r3, asr #31
|
|
add r7, sp, #8
|
|
stmfd sp!, {r10, r11}
|
|
mov r10, r1, asr #31
|
|
sub sp, sp, #8
|
|
mov r11, r10
|
|
mov r5, r4
|
|
eor r0, r0, r10
|
|
eor r1, r1, r10
|
|
eor r2, r2, r4
|
|
eor r3, r3, r4
|
|
subs r2, r2, r4
|
|
sbc r3, r3, r5
|
|
mov ip, #0
|
|
subs r0, r0, r10
|
|
sbc r1, r1, r11
|
|
str ip, [sp, #0]
|
|
bl ASM_PFX(__udivmoddi4)
|
|
eor r2, r10, r4
|
|
eor r3, r10, r4
|
|
eor r0, r0, r2
|
|
eor r1, r1, r3
|
|
subs r0, r0, r2
|
|
sbc r1, r1, r3
|
|
sub sp, r7, #16
|
|
ldmfd sp!, {r10, r11}
|
|
ldmfd sp!, {r4, r5, r7, pc}
|