From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933663AbaCQPRI (ORCPT ); Mon, 17 Mar 2014 11:17:08 -0400 Received: from terminus.zytor.com ([198.137.202.10]:35963 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933452AbaCQPRG (ORCPT ); Mon, 17 Mar 2014 11:17:06 -0400 User-Agent: K-9 Mail for Android In-Reply-To: <5326C0C3.6000105@redhat.com> References: <1394913720-6466-1-git-send-email-imammedo@redhat.com> <8569d2b4-0593-4f7a-859c-3848670f718d@email.android.com> <5326C0C3.6000105@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Subject: Re: [PATCH 0/2] KVM: x86 emulator: emulate MOVAPS and MOVAPD SSE instructions From: "H. Peter Anvin" Date: Mon, 17 Mar 2014 08:16:35 -0700 To: Paolo Bonzini , Igor Mammedov , linux-kernel@vger.kernel.org CC: gleb@kernel.org, tglx@linutronix.de, mingo@redhat.com, x86@kernel.org, kvm@vger.kernel.org Message-ID: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After seeing the sheer number of one-off additions, I'm wondering if going through the opcode map systematically and see what is still missing might not be a bad idea. On March 17, 2014 2:30:43 AM PDT, Paolo Bonzini wrote: >Il 15/03/2014 23:42, H. Peter Anvin ha scritto: >> Stupid question... what instructions do NOT need emulsion in KVM? It >would seem that at least anything that touches memory would? > >Yes, indeed. Anything that touches memory can be used on MMIO and then > >needs emulation. > >Paolo > >> On March 15, 2014 1:01:58 PM PDT, Igor Mammedov >wrote: >>> MS HCK test fails on 32-bit Windows 8.1 due to missing MOVAPS >>> instruction emulation, this series adds it and while at it, >>> it adds emulation of MOVAPD which is trivial to implement on >>> top of MOVAPS. >>> >>> Igor Mammedov (2): >>> KVM: x86 emulator: emulate MOVAPS >>> KVM: x86 emulator: emulate MOVAPD >>> >>> arch/x86/kvm/emulate.c | 8 +++++++- >>> 1 file changed, 7 insertions(+), 1 deletion(-) >> -- Sent from my mobile phone. Please pardon brevity and lack of formatting.