diff options
Diffstat (limited to 'MdePkg/Library')
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf | 2 | ||||
| -rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.nasm | 54 |
2 files changed, 56 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf index 432e05fe4b..d846afd8bb 100644 --- a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf +++ b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf @@ -49,6 +49,7 @@ Ia32/ScanMem64.S
Ia32/ScanMem32.nasm
Ia32/ScanMem32.S
+ Ia32/ScanMem16.nasm
Ia32/ScanMem16.S
Ia32/ScanMem8.S
Ia32/CompareMem.S
@@ -62,6 +63,7 @@ Ia32/ScanMem64.asm
Ia32/ScanMem32.nasm
Ia32/ScanMem32.asm
+ Ia32/ScanMem16.nasm
Ia32/ScanMem16.asm
Ia32/ScanMem8.asm
Ia32/CompareMem.asm
diff --git a/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.nasm b/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.nasm new file mode 100644 index 0000000000..38c986ada1 --- /dev/null +++ b/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem16.nasm @@ -0,0 +1,54 @@ +;------------------------------------------------------------------------------
+;
+; 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:
+;
+; ScanMem16.Asm
+;
+; Abstract:
+;
+; ScanMem16 function
+;
+; Notes:
+;
+; The following BaseMemoryLib instances contain the same copy of this file:
+;
+; BaseMemoryLibRepStr
+; BaseMemoryLibMmx
+; BaseMemoryLibSse2
+; BaseMemoryLibOptDxe
+; BaseMemoryLibOptPei
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem16 (
+; IN CONST VOID *Buffer,
+; IN UINTN Length,
+; IN UINT16 Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemScanMem16)
+ASM_PFX(InternalMemScanMem16):
+ push edi
+ mov ecx, [esp + 12]
+ mov edi, [esp + 8]
+ mov eax, [esp + 16]
+ repne scasw
+ lea eax, [edi - 2]
+ cmovnz eax, ecx
+ pop edi
+ ret
+
|