blob: 681506d2a763d0b215e44925a8f20bb1fd82a832 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
#------------------------------------------------------------------------------
#
# 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:
#
# ScanMem16.Asm
#
# Abstract:
#
# ScanMem16 function
#
# Notes:
#
# The following BaseMemoryLib instances share the same version of this file:
#
# BaseMemoryLibRepStr
# BaseMemoryLibMmx
# BaseMemoryLibSse2
#
#------------------------------------------------------------------------------
#include <EdkIIGlueBase.h>
.globl ASM_PFX(InternalMemScanMem16)
#------------------------------------------------------------------------------
# CONST VOID *
# EFIAPI
# InternalMemScanMem16 (
# IN CONST VOID *Buffer,
# IN UINTN Length,
# IN UINT16 Value
# );
#------------------------------------------------------------------------------
ASM_PFX(InternalMemScanMem16):
push %edi
movl 12(%esp), %ecx
movl 8(%esp), %edi
movl 16(%esp), %eax
repne scasw
leal -2(%edi), %eax
cmovnz %ecx, %eax
pop %edi
ret
|