1#------------------------------------------------------------------------------ 2# 3# Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> 4# This program and the accompanying materials 5# are licensed and made available under the terms and conditions of the BSD License 6# which accompanies this distribution. The full text of the license may be found at 7# http://opensource.org/licenses/bsd-license.php. 8# 9# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11# 12# Module Name: 13# 14# CpuId.S 15# 16# Abstract: 17# 18# AsmCpuid function 19# 20# Notes: 21# 22#------------------------------------------------------------------------------ 23 24 25#------------------------------------------------------------------------------ 26# UINT64 27# EFIAPI 28# InternalMathSwapBytes64 ( 29# IN UINT64 Operand 30# ); 31#------------------------------------------------------------------------------ 32ASM_GLOBAL ASM_PFX(InternalMathSwapBytes64) 33ASM_PFX(InternalMathSwapBytes64): 34 movl 8(%esp), %eax # eax <- upper 32 bits 35 movl 4(%esp), %edx # edx <- lower 32 bits 36 bswapl %eax 37 bswapl %edx 38 ret 39