mirror of https://github.com/acidanthera/audk.git
31 lines
1.0 KiB
ArmAsm
31 lines
1.0 KiB
ArmAsm
#------------------------------------------------------------------------------
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#
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# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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#
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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#------------------------------------------------------------------------------
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#include <AsmMacroIoLib.h>
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ASM_FUNC(__divsi3)
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eor r3, r0, r0, asr #31
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eor r2, r1, r1, asr #31
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stmfd sp!, {r4, r5, r7, lr}
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mov r5, r0, asr #31
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add r7, sp, #8
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mov r4, r1, asr #31
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sub r0, r3, r0, asr #31
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sub r1, r2, r1, asr #31
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bl ASM_PFX(__udivsi3)
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eor r1, r5, r4
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eor r0, r0, r1
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rsb r0, r1, r0
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ldmfd sp!, {r4, r5, r7, pc}
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