diff options
| author | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-11-03 09:25:10 +0000 |
|---|---|---|
| committer | qhuang8 <qhuang8@6f19259b-4bc3-4df7-8a09-765794883524> | 2008-11-03 09:25:10 +0000 |
| commit | b1ff428c96518b7f4810eff4688d60ac7c65fba5 (patch) | |
| tree | 026e335affbc22d320ed9088afcec644e85d338f /MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S | |
| parent | db835e01d3e5d2f09c12d73d749c37fcc7c20291 (diff) | |
| download | edk2-platforms-b1ff428c96518b7f4810eff4688d60ac7c65fba5.tar.xz | |
Update to use DOS format
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6360 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S | 124 |
1 files changed, 62 insertions, 62 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S b/MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S index 318ae0ee54..d4f29c79fc 100644 --- a/MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S +++ b/MdePkg/Library/BaseMemoryLibOptPei/Ia32/CopyMem.S @@ -1,62 +1,62 @@ -#------------------------------------------------------------------------------ -# -# 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. -# -# Module Name: -# -# CopyMem.S -# -# Abstract: -# -# CopyMem function -# -# Notes: -# -#------------------------------------------------------------------------------ - -.globl ASM_PFX(InternalMemCopyMem) - -#------------------------------------------------------------------------------ -# VOID * -# EFIAPI -# InternalMemCopyMem ( -# IN VOID *Destination, -# IN VOID *Source, -# IN UINTN Count -# ); -#------------------------------------------------------------------------------ -ASM_PFX(InternalMemCopyMem): - push %esi - push %edi - movl 16(%esp), %esi # esi <- Source - movl 12(%esp), %edi # edi <- Destination - movl 20(%esp), %edx # edx <- Count - cmpl %esi, %edi - je L_CopyDone - cmpl $0, %edx - je L_CopyDone - leal -1(%esi, %edx), %eax # eax <- End of Source - cmpl %edi, %esi - jae L_CopyBytes - cmpl %edi, %eax - jb L_CopyBytes # Copy backward if overlapped - movl %eax, %esi # esi <- End of Source - leal -1(%edi, %edx), %edi # edi <- End of Destination - std -L_CopyBytes: - movl %edx, %ecx - rep - movsb # Copy bytes backward - cld -L_CopyDone: - movl 12(%esp), %eax # eax <- Destination as return value - pop %edi - pop %esi - ret +#------------------------------------------------------------------------------
+#
+# 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.
+#
+# Module Name:
+#
+# CopyMem.S
+#
+# Abstract:
+#
+# CopyMem function
+#
+# Notes:
+#
+#------------------------------------------------------------------------------
+
+.globl ASM_PFX(InternalMemCopyMem)
+
+#------------------------------------------------------------------------------
+# VOID *
+# EFIAPI
+# InternalMemCopyMem (
+# IN VOID *Destination,
+# IN VOID *Source,
+# IN UINTN Count
+# );
+#------------------------------------------------------------------------------
+ASM_PFX(InternalMemCopyMem):
+ push %esi
+ push %edi
+ movl 16(%esp), %esi # esi <- Source
+ movl 12(%esp), %edi # edi <- Destination
+ movl 20(%esp), %edx # edx <- Count
+ cmpl %esi, %edi
+ je L_CopyDone
+ cmpl $0, %edx
+ je L_CopyDone
+ leal -1(%esi, %edx), %eax # eax <- End of Source
+ cmpl %edi, %esi
+ jae L_CopyBytes
+ cmpl %edi, %eax
+ jb L_CopyBytes # Copy backward if overlapped
+ movl %eax, %esi # esi <- End of Source
+ leal -1(%edi, %edx), %edi # edi <- End of Destination
+ std
+L_CopyBytes:
+ movl %edx, %ecx
+ rep
+ movsb # Copy bytes backward
+ cld
+L_CopyDone:
+ movl 12(%esp), %eax # eax <- Destination as return value
+ pop %edi
+ pop %esi
+ ret
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