1# 2# ConvertAsm.py: Automatically generated from SetMem32.asm 3# 4#------------------------------------------------------------------------------ 5# 6# Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR> 7# This program and the accompanying materials 8# are licensed and made available under the terms and conditions of the BSD License 9# which accompanies this distribution. The full text of the license may be found at 10# http://opensource.org/licenses/bsd-license.php. 11# 12# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 13# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 14# 15# Module Name: 16# 17# SetMem32.S 18# 19# Abstract: 20# 21# SetMem32 function 22# 23# Notes: 24# 25#------------------------------------------------------------------------------ 26 27 28#------------------------------------------------------------------------------ 29# VOID * 30# EFIAPI 31# InternalMemSetMem32 ( 32# IN VOID *Buffer, 33# IN UINTN Count, 34# IN UINT32 Value 35# ); 36#------------------------------------------------------------------------------ 37ASM_GLOBAL ASM_PFX(InternalMemSetMem32) 38ASM_PFX(InternalMemSetMem32): 39 movd %r8, %mm0 # mm0 <- Value 40 movq %rcx, %rax # rax <- Buffer 41 xchgq %rdx, %rcx # rcx <- Count rdx <- Buffer 42 shrq $1, % rcx # rcx <- # of qwords to set 43 jz L_SetDwords 44 .byte 0x0f, 0x70, 0x0C0, 0x44 45L0: 46 movntq %mm0, (%rdx) 47 leaq 8(%rdx), %rdx # use "lea" to avoid flag changes 48 loop L0 49 mfence 50L_SetDwords: 51 jnc L1 52 movd %mm0, (%rdx) 53L1: 54 ret 55 56