diff options
author | Jordan Justen <jordan.l.justen@intel.com> | 2016-05-30 18:52:08 -0700 |
---|---|---|
committer | Liming Gao <liming.gao@intel.com> | 2016-06-28 09:50:57 +0800 |
commit | e8273934c23be2eb08b07f3c9873a688e0f2e0e1 (patch) | |
tree | 8570ad577810941505bfa981e53cf53bd9917c60 | |
parent | 78a04284b203d3d90b692b8a6304dd23d5277d39 (diff) | |
download | edk2-platforms-e8273934c23be2eb08b07f3c9873a688e0f2e0e1.tar.xz |
MdePkg BaseMemoryLibOptPei: Convert Ia32/ScanMem64.asm to NASM
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert
Ia32/ScanMem64.asm to Ia32/ScanMem64.nasm
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
-rw-r--r-- | MdePkg/Library/BaseMemoryLibOptPei/BaseMemoryLibOptPei.inf | 2 | ||||
-rw-r--r-- | MdePkg/Library/BaseMemoryLibOptPei/Ia32/ScanMem64.nasm | 63 |
2 files changed, 65 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibOptPei/BaseMemoryLibOptPei.inf b/MdePkg/Library/BaseMemoryLibOptPei/BaseMemoryLibOptPei.inf index 7c1f68ade7..913748f868 100644 --- a/MdePkg/Library/BaseMemoryLibOptPei/BaseMemoryLibOptPei.inf +++ b/MdePkg/Library/BaseMemoryLibOptPei/BaseMemoryLibOptPei.inf @@ -34,6 +34,7 @@ MemLibInternals.h
[Sources.Ia32]
+ Ia32/ScanMem64.nasm
Ia32/ScanMem64.S
Ia32/ScanMem32.S
Ia32/ScanMem16.S
@@ -45,6 +46,7 @@ Ia32/SetMem16.S
Ia32/SetMem.S
Ia32/CopyMem.S
+ Ia32/ScanMem64.nasm
Ia32/ScanMem64.asm
Ia32/ScanMem32.asm
Ia32/ScanMem16.asm
diff --git a/MdePkg/Library/BaseMemoryLibOptPei/Ia32/ScanMem64.nasm b/MdePkg/Library/BaseMemoryLibOptPei/Ia32/ScanMem64.nasm new file mode 100644 index 0000000000..b5c4257702 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibOptPei/Ia32/ScanMem64.nasm @@ -0,0 +1,63 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2008, 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:
+;
+; ScanMem64.Asm
+;
+; Abstract:
+;
+; ScanMem64 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances contain the same copy of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+; BaseMemoryLibOptDxe
+; BaseMemoryLibOptPei
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem64 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT64 Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemScanMem64)
+ASM_PFX(InternalMemScanMem64):
+ push edi
+ mov ecx, [esp + 12]
+ mov eax, [esp + 16]
+ mov edx, [esp + 20]
+ mov edi, [esp + 8]
+.0:
+ cmp eax, [edi]
+ lea edi, [edi + 8]
+ loopne .0
+ jne .1
+ cmp edx, [edi - 4]
+ jecxz .1
+ jne .0
+.1:
+ lea eax, [edi - 8]
+ cmovne eax, ecx
+ pop edi
+ ret
+
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