[46941] | 1 | ; $Id: ASMXRstor.asm 98103 2023-01-17 14:15:46Z vboxsync $
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[8255] | 2 | ;; @file
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[55311] | 3 | ; IPRT - ASMXRstor().
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[8255] | 4 | ;
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| 5 |
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| 6 | ;
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[98103] | 7 | ; Copyright (C) 2006-2023 Oracle and/or its affiliates.
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[5999] | 8 | ;
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[96407] | 9 | ; This file is part of VirtualBox base platform packages, as
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| 10 | ; available from https://www.virtualbox.org.
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[5999] | 11 | ;
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[96407] | 12 | ; This program is free software; you can redistribute it and/or
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| 13 | ; modify it under the terms of the GNU General Public License
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| 14 | ; as published by the Free Software Foundation, in version 3 of the
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| 15 | ; License.
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| 16 | ;
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| 17 | ; This program is distributed in the hope that it will be useful, but
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| 18 | ; WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | ; General Public License for more details.
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| 21 | ;
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| 22 | ; You should have received a copy of the GNU General Public License
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| 23 | ; along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | ;
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[5999] | 25 | ; The contents of this file may alternatively be used under the terms
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| 26 | ; of the Common Development and Distribution License Version 1.0
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[96407] | 27 | ; (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 28 | ; in the VirtualBox distribution, in which case the provisions of the
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[5999] | 29 | ; CDDL are applicable instead of those of the GPL.
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| 30 | ;
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| 31 | ; You may elect to license modified versions of this file under the
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| 32 | ; terms and conditions of either the GPL or the CDDL or both.
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| 33 | ;
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[96407] | 34 | ; SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 35 | ;
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[8255] | 36 |
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| 37 | ;*******************************************************************************
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| 38 | ;* Header Files *
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| 39 | ;*******************************************************************************
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[55308] | 40 | %define RT_ASM_WITH_SEH64
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[8255] | 41 | %include "iprt/asmdefs.mac"
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| 42 |
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| 43 | BEGINCODE
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| 44 |
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| 45 | ;;
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[55308] | 46 | ; Loads extended CPU state.
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| 47 | ; @param pXStateArea Pointer to the XRSTOR state area.
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| 48 | ; msc=rcx, gcc=rdi, x86=[esp+4]
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| 49 | ; @param fMask The 64-bit state component mask.
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| 50 | ; msc=rdx, gcc=rsi, x86=[esp+8]
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[8255] | 51 | ;
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[92799] | 52 | RT_BEGINPROC ASMXRstor
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[55308] | 53 | SEH64_END_PROLOGUE
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[46941] | 54 | %ifdef ASM_CALL64_MSC
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[55729] | 55 | mov eax, edx
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[55107] | 56 | shr rdx, 32
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[55308] | 57 | xrstor [rcx]
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[46941] | 58 | %elifdef ASM_CALL64_GCC
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[55308] | 59 | mov rdx, rsi
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[55107] | 60 | shr rdx, 32
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[55308] | 61 | mov eax, esi
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| 62 | xrstor [rdi]
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[46941] | 63 | %elifdef RT_ARCH_X86
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[55308] | 64 | mov ecx, [esp + 4]
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| 65 | mov eax, [esp + 8]
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| 66 | mov edx, [esp + 12]
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| 67 | xrstor [ecx]
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[46941] | 68 | %else
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| 69 | %error "Undefined arch?"
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| 70 | %endif
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[8255] | 71 | ret
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[55311] | 72 | ENDPROC ASMXRstor
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[8255] | 73 |
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