qhuang8 73ebf379a4 1. Advance IP in case of Break(3) in breakpoint exception
2. Add stack management algorithm to avoid pool allocation during EBC instruction interpretation. 
3. Add multi EBC image support.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2519 6f19259b-4bc3-4df7-8a09-765794883524
2007-03-30 08:44:55 +00:00

55 lines
2.0 KiB
ArmAsm

#****************************************************************************
#*
#* Copyright (c) 2006, Intel Corporation
#* 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.
#*
#****************************************************************************
.globl ASM_PFX(CopyMem)
.globl ASM_PFX(EbcLLCALLEXNative)
ASM_PFX(EbcLLCALLEXNative):
push %ebp
push %ebx
mov %esp,%ebp
mov 0xc(%esp),%ecx
mov 0x14(%esp),%eax
mov 0x10(%esp),%edx
sub %edx,%eax
sub %eax,%esp
mov %esp,%ebx
push %ecx
push %eax
push %edx
push %ebx
call ASM_PFX(CopyMem)
pop %eax
pop %eax
pop %eax
pop %ecx
call *%ecx
mov %ebp,%esp
mov %ebp,%esp
pop %ebx
pop %ebp
ret
.globl ASM_PFX(EbcLLGetEbcEntryPoint)
ASM_PFX(EbcLLGetEbcEntryPoint):
ret
.globl ASM_PFX(EbcLLGetStackPointer)
ASM_PFX(EbcLLGetStackPointer):
mov %esp,%eax
add $0x4,%eax
ret
.globl ASM_PFX(EbcLLGetReturnValue)
ASM_PFX(EbcLLGetReturnValue):
ret