mirror of https://github.com/acidanthera/audk.git
30 lines
844 B
ArmAsm
30 lines
844 B
ArmAsm
#/** @file
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# Compiler intrinsic for ARM compiler
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#
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# Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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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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#
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#include <AsmMacroIoLib.h>
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.syntax unified
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ASM_FUNC(__switch32)
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ldr ip, [lr, #-1]
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cmp r0, ip
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add r0, lr, r0, lsl #2
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ldrcc r0, [r0, #3]
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add ip, lr, ip, lsl #2
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ldrcs r0, [ip, #3]
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add ip, lr, r0
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bx ip
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