23086ba84c
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1567 6f19259b-4bc3-4df7-8a09-765794883524
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/** @file
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Implementation of SetJump() on IA-32.
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Copyright (c) 2006, Intel Corporation<BR>
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All rights reserved. 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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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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#if _MSC_EXTENSIONS
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VOID
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EFIAPI
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InternalAssertJumpBuffer (
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IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer
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);
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_declspec (naked)
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UINTN
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EFIAPI
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SetJump (
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OUT BASE_LIBRARY_JUMP_BUFFER *JumpBuffer
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)
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{
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_asm {
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push [esp + 4]
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call InternalAssertJumpBuffer
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pop ecx
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pop ecx
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mov edx, [esp]
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mov [edx], ebx
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mov [edx + 4], esi
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mov [edx + 8], edi
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mov [edx + 12], ebp
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mov [edx + 16], esp
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mov [edx + 20], ecx
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xor eax, eax
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jmp ecx
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}
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}
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#endif
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