# # ConvertAsm.py: Automatically generated from ZeroMem.asm # #------------------------------------------------------------------------------ # # Copyright (c) 2006 - 2008, 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: # # ZeroMem.S # # Abstract: # # ZeroMem function # # Notes: # #------------------------------------------------------------------------------ #------------------------------------------------------------------------------ # VOID * # InternalMemZeroMem ( # IN VOID *Buffer, # IN UINTN Count # ); #------------------------------------------------------------------------------ .intel_syntax noprefix ASM_GLOBAL ASM_PFX(InternalMemZeroMem) ASM_PFX(InternalMemZeroMem): push rdi mov rdi, rcx mov rcx, rdx mov r8, rdi and edx, 7 shr rcx, 3 jz L_ZeroBytes pxor mm0, mm0 L0: movntq [rdi], mm0 add rdi, 8 loop L0 mfence L_ZeroBytes: xor eax, eax mov ecx, edx rep stosb mov rax, r8 pop rdi ret