From: Jordan Justen <jordan.l.justen@intel.com>
Date: Tue, 31 May 2016 01:52:10 +0000 (-0700)
Subject: MdePkg BaseMemoryLibRepStr: Convert Ia32/ScanMem8.asm to NASM
X-Git-Tag: edk2-stable201903~6538
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=05c923a5bb7e11b7d5783e0180fabb4860b59186

MdePkg BaseMemoryLibRepStr: Convert Ia32/ScanMem8.asm to NASM

The BaseTools/Scripts/ConvertMasmToNasm.py script was used to convert
Ia32/ScanMem8.asm to Ia32/ScanMem8.nasm

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
---

diff --git a/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf
index 269f83cdaa..b0fc15dda6 100644
--- a/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf
+++ b/MdePkg/Library/BaseMemoryLibRepStr/BaseMemoryLibRepStr.inf
@@ -52,6 +52,7 @@
   Ia32/ScanMem32.S
   Ia32/ScanMem16.nasm
   Ia32/ScanMem16.S
+  Ia32/ScanMem8.nasm
   Ia32/ScanMem8.S
   Ia32/CompareMem.S
   Ia32/ZeroMem.S
@@ -66,6 +67,7 @@
   Ia32/ScanMem32.asm
   Ia32/ScanMem16.nasm
   Ia32/ScanMem16.asm
+  Ia32/ScanMem8.nasm
   Ia32/ScanMem8.asm
   Ia32/CompareMem.asm
   Ia32/ZeroMem.asm
diff --git a/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.nasm b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.nasm
new file mode 100644
index 0000000000..0f299743a4
--- /dev/null
+++ b/MdePkg/Library/BaseMemoryLibRepStr/Ia32/ScanMem8.nasm
@@ -0,0 +1,56 @@
+;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006 - 2015, 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:
+;
+;   ScanMem8.Asm
+;
+; Abstract:
+;
+;   ScanMem8 function
+;
+; Notes:
+;
+;   The following BaseMemoryLib instances contain the same copy of this file:
+;
+;       BaseMemoryLibRepStr
+;       BaseMemoryLibMmx
+;       BaseMemoryLibSse2
+;       BaseMemoryLibOptDxe
+;       BaseMemoryLibOptPei
+;
+;------------------------------------------------------------------------------
+
+    SECTION .text
+
+;------------------------------------------------------------------------------
+; CONST VOID *
+; EFIAPI
+; InternalMemScanMem8 (
+;   IN      CONST VOID                *Buffer,
+;   IN      UINTN                     Length,
+;   IN      UINT8                     Value
+;   );
+;------------------------------------------------------------------------------
+global ASM_PFX(InternalMemScanMem8)
+ASM_PFX(InternalMemScanMem8):
+    push    edi
+    mov     ecx, [esp + 12]
+    mov     edi, [esp + 8]
+    mov     al, [esp + 16]
+    repne   scasb
+    lea     eax, [edi - 1]
+    jz      .0
+    mov     eax, ecx
+.0:
+    pop     edi
+    ret
+