mirror of https://github.com/acidanthera/audk.git
84 lines
2.1 KiB
ArmAsm
84 lines
2.1 KiB
ArmAsm
#/** @file
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#
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# Low level IA32 specific EBC support routines.
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#
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# Copyright (c) 2007 - 2011, Intel Corporation. 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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ASM_GLOBAL ASM_PFX(CopyMem)
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ASM_GLOBAL ASM_PFX(EbcInterpret)
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ASM_GLOBAL ASM_PFX(ExecuteEbcImageEntryPoint)
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ASM_GLOBAL ASM_PFX(EbcLLCALLEXNative)
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ASM_PFX(EbcLLCALLEXNative):
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push %ebp
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push %ebx
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mov %esp,%ebp
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mov 0xc(%esp),%ecx
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mov 0x14(%esp),%eax
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mov 0x10(%esp),%edx
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sub %edx,%eax
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sub %eax,%esp
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mov %esp,%ebx
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push %ecx
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push %eax
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push %edx
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push %ebx
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call ASM_PFX(CopyMem)
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pop %eax
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pop %eax
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pop %eax
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pop %ecx
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call *%ecx
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mov %ebp,%esp
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mov %ebp,%esp
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pop %ebx
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pop %ebp
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ret
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ASM_GLOBAL ASM_PFX(EbcLLEbcInterpret)
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ASM_PFX(EbcLLEbcInterpret):
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# Construct new stack
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push %ebp
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mov %esp, %ebp
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push %esi
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push %edi
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sub $0x40, %esp
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push %eax
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mov %ebp, %esi
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add $0x8, %esi
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mov %esp, %edi
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add $0x4, %edi
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mov $0x10, %ecx
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rep movsd
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# call C-code
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call ASM_PFX(EbcInterpret)
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add $0x44, %esp
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pop %edi
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pop %esi
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pop %ebp
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ret
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ASM_GLOBAL ASM_PFX(EbcLLExecuteEbcImageEntryPoint)
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ASM_PFX(EbcLLExecuteEbcImageEntryPoint):
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# Construct new stack
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mov %eax, -0xC(%esp)
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mov 0x4(%esp), %eax
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mov %eax, -0x8(%esp)
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mov 0x8(%esp), %eax
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mov %eax, -0x4(%esp)
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# call C-code
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sub $0xC, %esp
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call ASM_PFX(ExecuteEbcImageEntryPoint)
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add $0xC, %esp
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ret
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