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/** @file
Implementation of _LongJump() on IA-32.
Copyright (c) 2006 - 2007, Intel Corporation<BR>
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.
**/
//
// Include common header file for this module.
//
#include "CommonHeader.h"
__declspec (naked)
VOID
EFIAPI
InternalLongJump (
IN BASE_LIBRARY_JUMP_BUFFER *JumpBuffer,
IN UINTN Value
)
{
_asm {
pop eax ; skip return address
pop edx ; edx <- JumpBuffer
pop eax ; eax <- Value
mov ebx, [edx]
mov esi, [edx + 4]
mov edi, [edx + 8]
mov ebp, [edx + 12]
mov esp, [edx + 16]
jmp dword ptr [edx + 20]
}
}
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