#------------------------------------------------------------------------------
#
# Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
# 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:
#
#   AsmXRestore.s
#
#------------------------------------------------------------------------------

ASM_GLOBAL ASM_PFX(AsmXRestore)
ASM_PFX(AsmXRestore):
    movq    %rdx,  %r8  # r8 = XStateBuffer
    movl    %ecx,  %eax # eax = mask[31:0]
    shrq    $0x20, %rcx
    movl    %ecx,  %edx # edx = mask[63:32]
    movq    %r8,   %rcx # rcx = XStateBuffer
    xrstor  (%rcx)
    ret
