diff options
Diffstat (limited to 'MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S')
-rw-r--r-- | MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S | 105 |
1 files changed, 50 insertions, 55 deletions
diff --git a/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S b/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S index e7d2a26cad..7a834a5635 100644 --- a/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S +++ b/MdePkg/Library/BaseMemoryLibSse2/Ia32/ScanMem8.S @@ -1,55 +1,50 @@ -//
-// Include common header file for this module.
-//
-#include "CommonHeader.h"
-
-#------------------------------------------------------------------------------
-#
-# Copyright (c) 2006, Intel Corporation
-# All rights reserved. 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 share the same version of this file:
-#
-# BaseMemoryLibRepStr
-# BaseMemoryLibMmx
-# BaseMemoryLibSse2
-#
-#------------------------------------------------------------------------------
-
-.globl _InternalMemScanMem8
-
-#------------------------------------------------------------------------------
-# CONST VOID *
-# EFIAPI
-# InternalMemScanMem8 (
-# IN CONST VOID *Buffer,
-# IN UINTN Length,
-# IN UINT8 Value
-# );
-#------------------------------------------------------------------------------
-_InternalMemScanMem8:
- push %edi
- movl 12(%esp), %ecx
- movl 8(%esp), %edi
- movb 16(%esp), %al
- repne scasb
- leal -1(%edi), %eax
- cmovnz %ecx, %eax
- pop %edi
- ret
+#------------------------------------------------------------------------------ +# +# Copyright (c) 2006, Intel Corporation +# All rights reserved. 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 share the same version of this file: +# +# BaseMemoryLibRepStr +# BaseMemoryLibMmx +# BaseMemoryLibSse2 +# +#------------------------------------------------------------------------------ + +.globl _InternalMemScanMem8 + +#------------------------------------------------------------------------------ +# CONST VOID * +# EFIAPI +# InternalMemScanMem8 ( +# IN CONST VOID *Buffer, +# IN UINTN Length, +# IN UINT8 Value +# ); +#------------------------------------------------------------------------------ +_InternalMemScanMem8: + push %edi + movl 12(%esp), %ecx + movl 8(%esp), %edi + movb 16(%esp), %al + repne scasb + leal -1(%edi), %eax + cmovnz %ecx, %eax + pop %edi + ret |