ASMWrMsrEx.asm revision 9c5875d62215e6a088a86658e5553af6b8401f1c
2d928c5b0e0cc3fd970343e314cd85050c55660evboxsync; IPRT - ASMWrMsrEx().
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; Copyright (C) 2013 Oracle Corporation
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; This file is part of VirtualBox Open Source Edition (OSE), as
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; available from http://www.virtualbox.org. This file is free software;
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; you can redistribute it and/or modify it under the terms of the GNU
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; General Public License (GPL) as published by the Free Software
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; Foundation, in version 2 as it comes in the "COPYING" file of the
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; The contents of this file may alternatively be used under the terms
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; of the Common Development and Distribution License Version 1.0
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6095269a3237b1ef8bf4edefc11f2d888d8a41ebvboxsync;*******************************************************************************
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync;* Header Files *
685409983863f02e8295369273d1844dca1f51c5vboxsync;*******************************************************************************
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; Special version of ASMRdMsr that allow specifying the rdi value.
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; @param uMsr msc=rcx, gcc=rdi, x86=[ebp+8] The MSR to read.
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; @param uXDI msc=rdx, gcc=rsi, x86=[ebp+12] The EDI/RDI value.
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync; @param uValue msc=r8, gcc=rdx, x86=[ebp+16] The 64-bit value to write.
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsyncBEGINPROC_EXPORTED ASMWrMsrEx
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync%ifdef ASM_CALL64_MSC
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsyncproc_frame ASMWrMsrEx_DupWarningHack
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync [pushreg rdi]
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync and ecx, 0ffffffffh ; serious paranoia
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov rdi, rdx
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov eax, r8d
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov rdx, r8
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync shr rdx, 32
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsyncendproc_frame
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync%elifdef ASM_CALL64_GCC
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov ecx, edi
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov rdi, rsi
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov eax, edx
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync shr edx, 32
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync%elifdef RT_ARCH_X86
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov ebp, esp
52ae37fbf70a7b6b438df35f189cf87d239f2792vboxsync mov ecx, [ebp + 8]
1a04ec99647f9be2f2ba19cf247c0f989aa2e80cvboxsync mov edi, [esp + 12]
ec9aa1180070b037866f064ce720254cd9f03721vboxsync mov eax, [esp + 16]
ec9aa1180070b037866f064ce720254cd9f03721vboxsync mov edx, [esp + 20]
ec9aa1180070b037866f064ce720254cd9f03721vboxsync %error "Undefined arch?"
8d4665a316d78d6587fd1c9da948f7aa37d0bfddvboxsyncENDPROC ASMWrMsrEx