# | |
# ConvertAsm.py: Automatically generated from ScanMem8.asm | |
# | |
#------------------------------------------------------------------------------ | |
# | |
# Copyright (c) 2006 - 2009, 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.S | |
# | |
# Abstract: | |
# | |
# ScanMem8 function | |
# | |
# Notes: | |
# | |
# The following BaseMemoryLib instances contain the same copy of this file: | |
# | |
# BaseMemoryLibRepStr | |
# BaseMemoryLibMmx | |
# BaseMemoryLibSse2 | |
# BaseMemoryLibOptDxe | |
# BaseMemoryLibOptPei | |
# | |
#------------------------------------------------------------------------------ | |
#------------------------------------------------------------------------------ | |
# CONST VOID * | |
# EFIAPI | |
# InternalMemScanMem8 ( | |
# IN CONST VOID *Buffer, | |
# IN UINTN Length, | |
# IN UINT8 Value | |
# ); | |
#------------------------------------------------------------------------------ | |
ASM_GLOBAL ASM_PFX(InternalMemScanMem8) | |
ASM_PFX(InternalMemScanMem8): | |
pushq %rdi | |
movq %rcx, %rdi | |
movq %rdx, %rcx | |
movq %r8, %rax | |
repne scasb | |
leaq -1(%rdi), %rax | |
cmovnz %rcx, %rax # set rax to 0 if not found | |
popq %rdi | |
ret | |