From: Jordan Justen <jordan.l.justen@intel.com>
Date: Tue, 31 May 2016 01:52:06 +0000 (-0700)
Subject: MdePkg BaseMemoryLibMmx: Convert Ia32/SetMem16.asm to NASM
X-Git-Tag: edk2-stable201903~6600
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=bef0fef44f3546f4f8745498a9cd275cb73ade4d

MdePkg BaseMemoryLibMmx: 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/BaseMemoryLibMmx/BaseMemoryLibMmx.inf b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf
index ad8e2fb7c9..a6a717165b 100644
--- a/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf
+++ b/MdePkg/Library/BaseMemoryLibMmx/BaseMemoryLibMmx.inf
@@ -64,6 +64,7 @@
   Ia32/SetMem64.S
   Ia32/SetMem32.nasm
   Ia32/SetMem32.S
+  Ia32/SetMem16.nasm
   Ia32/SetMem16.S
   Ia32/ZeroMem.S
   Ia32/SetMem.S
@@ -82,6 +83,7 @@
   Ia32/SetMem64.asm
   Ia32/SetMem32.nasm
   Ia32/SetMem32.asm
+  Ia32/SetMem16.nasm
   Ia32/SetMem16.asm
   Ia32/ZeroMem.asm
   Ia32/SetMem.asm
diff --git a/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm
new file mode 100644
index 0000000000..d7ea6c5a45
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibMmx/Ia32/SetMem16.nasm
@@ -0,0 +1,61 @@
+;------------------------------------------------------------------------------
+;
+; 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     eax, [esp + 16]
+    shrd    edx, eax, 16
+    shld    eax, edx, 16
+    mov     edx, [esp + 12]
+    mov     edi, [esp + 8]
+    mov     ecx, edx
+    and     edx, 3
+    shr     ecx, 2
+    jz      @SetWords
+    movd    mm0, eax
+    movd    mm1, eax
+    psllq   mm0, 32
+    por     mm0, mm1
+.0:
+    movq    [edi], mm0
+    add     edi, 8
+    loop    .0
+@SetWords:
+    mov     ecx, edx
+    rep     stosw
+    mov     eax, [esp + 8]
+    pop     edi
+    ret
+