MdePkg BaseMemoryLibSse2: Convert Ia32/SetMem16.asm to NASM
The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert
Ia32/SetMem16.asm to Ia32/SetMem16.nasm
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
diff --git a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
index bfa40b0..d37bba2 100644
--- a/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
+++ b/MdePkg/Library/BaseMemoryLibSse2/BaseMemoryLibSse2.inf
@@ -61,6 +61,7 @@
Ia32/SetMem64.S
Ia32/SetMem32.nasm
Ia32/SetMem32.S
+ Ia32/SetMem16.nasm
Ia32/SetMem16.S
Ia32/SetMem.S
Ia32/CopyMem.S
@@ -80,6 +81,7 @@
Ia32/SetMem64.asm
Ia32/SetMem32.nasm
Ia32/SetMem32.asm
+ Ia32/SetMem16.nasm
Ia32/SetMem16.asm
Ia32/SetMem.asm
Ia32/CopyMem.asm
diff --git a/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.nasm b/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.nasm
new file mode 100644
index 0000000..cf44fba
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibSse2/Ia32/SetMem16.nasm
@@ -0,0 +1,69 @@
+;------------------------------------------------------------------------------
+;
+; 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:
+;
+; SetMem16.nasm
+;
+; Abstract:
+;
+; SetMem16 function
+;
+; Notes:
+;
+;------------------------------------------------------------------------------
+
+ SECTION .text
+
+;------------------------------------------------------------------------------
+; VOID *
+; EFIAPI
+; InternalMemSetMem16 (
+; IN VOID *Buffer,
+; IN UINTN Count,
+; IN UINT16 Value
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemSetMem16)
+ASM_PFX(InternalMemSetMem16):
+ push edi
+ mov edx, [esp + 12]
+ mov edi, [esp + 8]
+ xor ecx, ecx
+ sub ecx, edi
+ and ecx, 15 ; ecx + edi aligns on 16-byte boundary
+ mov eax, [esp + 16]
+ jz .0
+ shr ecx, 1
+ cmp ecx, edx
+ cmova ecx, edx
+ sub edx, ecx
+ rep stosw
+.0:
+ mov ecx, edx
+ and edx, 7
+ shr ecx, 3
+ jz @SetWords
+ movd xmm0, eax
+ pshuflw xmm0, xmm0, 0
+ movlhps xmm0, xmm0
+.1:
+ movntdq [edi], xmm0 ; edi should be 16-byte aligned
+ add edi, 16
+ loop .1
+ mfence
+@SetWords:
+ mov ecx, edx
+ rep stosw
+ mov eax, [esp + 8]
+ pop edi
+ ret
+
