mirror of https://github.com/acidanthera/audk.git
44 lines
1.2 KiB
ArmAsm
44 lines
1.2 KiB
ArmAsm
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#------------------------------------------------------------------------------
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#
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# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
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# Portions 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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.text
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.align 3
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GCC_ASM_EXPORT(SecSwitchStack)
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#/**
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# This allows the caller to switch the stack and return
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#
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# @param StackDelta Signed amount by which to modify the stack pointer
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#
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# @return Nothing. Goes to the Entry Point passing in the new parameters
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#
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#**/
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#VOID
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#EFIAPI
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#SecSwitchStack (
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# VOID *StackDelta
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# )#
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#
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ASM_PFX(SecSwitchStack):
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mov R1, R13
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add R1, R0, R1
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mov R13, R1
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bx LR
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