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authorJordan Justen <jordan.l.justen@intel.com>2016-05-30 18:52:07 -0700
committerLiming Gao <liming.gao@intel.com>2016-06-28 09:50:45 +0800
commitb7629d4a80e6a60373843a609d38cbee43bedf1d (patch)
tree0bf2a5ab4470224f499850fe5cb81ea9d54e0b55 /MdePkg/Library/BaseMemoryLibOptDxe
parent3309f2d00cf390dbc9c0a4c14023ebc1606a465b (diff)
downloadedk2-platforms-b7629d4a80e6a60373843a609d38cbee43bedf1d.tar.xz
MdePkg BaseMemoryLibOptDxe: Convert Ia32/ZeroMem.asm to NASM
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert Ia32/ZeroMem.asm to Ia32/ZeroMem.nasm Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibOptDxe')
-rw-r--r--MdePkg/Library/BaseMemoryLibOptDxe/BaseMemoryLibOptDxe.inf2
-rw-r--r--MdePkg/Library/BaseMemoryLibOptDxe/Ia32/ZeroMem.nasm49
2 files changed, 51 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/BaseMemoryLibOptDxe.inf b/MdePkg/Library/BaseMemoryLibOptDxe/BaseMemoryLibOptDxe.inf
index b7945f9c67..2e5da4f08e 100644
--- a/MdePkg/Library/BaseMemoryLibOptDxe/BaseMemoryLibOptDxe.inf
+++ b/MdePkg/Library/BaseMemoryLibOptDxe/BaseMemoryLibOptDxe.inf
@@ -44,6 +44,7 @@
Ia32/ScanMem8.S
Ia32/CompareMem.nasm
Ia32/CompareMem.S
+ Ia32/ZeroMem.nasm
Ia32/ZeroMem.S
Ia32/SetMem64.S
Ia32/SetMem32.S
@@ -60,6 +61,7 @@
Ia32/ScanMem8.asm
Ia32/CompareMem.nasm
Ia32/CompareMem.asm
+ Ia32/ZeroMem.nasm
Ia32/ZeroMem.asm
Ia32/SetMem64.asm
Ia32/SetMem32.asm
diff --git a/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/ZeroMem.nasm b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/ZeroMem.nasm
new file mode 100644
index 0000000000..9a92220343
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibOptDxe/Ia32/ZeroMem.nasm
@@ -0,0 +1,49 @@
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; 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:
+;
+; ZeroMem.Asm
+;
+; Abstract:
+;
+; ZeroMem function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; VOID *
+; InternalMemZeroMem (
+; IN VOID *Buffer,
+; IN UINTN Count
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemZeroMem)
+ASM_PFX(InternalMemZeroMem):
+ push edi
+ xor eax, eax
+ mov edi, [esp + 8]
+ mov ecx, [esp + 12]
+ mov edx, ecx
+ shr ecx, 2
+ and edx, 3
+ push edi
+ rep stosd
+ mov ecx, edx
+ rep stosb
+ pop eax
+ pop edi
+ ret
+