From patchwork Wed May 15 08:23:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Beulich X-Patchwork-Id: 10944405 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 063361390 for ; Wed, 15 May 2019 08:25:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EB2A528950 for ; Wed, 15 May 2019 08:25:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DF04C28A25; Wed, 15 May 2019 08:25:39 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D50A328950 for ; Wed, 15 May 2019 08:25:38 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hQpCR-0003FH-06; Wed, 15 May 2019 08:23:43 +0000 Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1hQpCP-0003FC-PR for xen-devel@lists.xenproject.org; Wed, 15 May 2019 08:23:41 +0000 X-Inumbo-ID: be2527ad-76ea-11e9-8980-bc764e045a96 Received: from prv1-mh.provo.novell.com (unknown [137.65.248.33]) by us1-rack-dfw2.inumbo.com (Halon) with ESMTPS id be2527ad-76ea-11e9-8980-bc764e045a96; Wed, 15 May 2019 08:23:40 +0000 (UTC) Received: from INET-PRV1-MTA by prv1-mh.provo.novell.com with Novell_GroupWise; Wed, 15 May 2019 02:23:39 -0600 Message-Id: <5CDBCC89020000780022F1DE@prv1-mh.provo.novell.com> X-Mailer: Novell GroupWise Internet Agent 18.1.0 Date: Wed, 15 May 2019 02:23:37 -0600 From: "Jan Beulich" To: "xen-devel" Mime-Version: 1.0 Content-Disposition: inline Subject: [Xen-devel] [PATCH] x86emul: add support for missing {, V}PMADDWD insns X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , Wei Liu , Razvan Cojocaru , Roger Pau Monne Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP Their pre-AVX512 incarnations have clearly been overlooked during much earlier work. Their memory access pattern is entirely standard, so no specific tests get added to the harness. Reported-by: Razvan Cojocaru Signed-off-by: Jan Beulich Tested-by: Alexandru Isaila Reviewed-by: Andrew Cooper --- a/xen/arch/x86/x86_emulate/x86_emulate.c +++ b/xen/arch/x86/x86_emulate/x86_emulate.c @@ -6624,6 +6624,8 @@ x86_emulate( case X86EMUL_OPC_VEX_66(0x0f, 0xf3): /* vpsllq xmm/m128,{x,y}mm,{x,y}mm */ case X86EMUL_OPC_66(0x0f, 0xf4): /* pmuludq xmm/m128,xmm */ case X86EMUL_OPC_VEX_66(0x0f, 0xf4): /* vpmuludq {x,y}mm/mem,{x,y}mm,{x,y}mm */ + CASE_SIMD_PACKED_INT(0x0f, 0xf5): /* pmaddwd {,x}mm/mem,{,x}mm */ + case X86EMUL_OPC_VEX_66(0x0f, 0xf5): /* vpmaddwd {x,y}mm/mem,{x,y}mm,{x,y}mm */ case X86EMUL_OPC_66(0x0f, 0xf6): /* psadbw xmm/m128,xmm */ case X86EMUL_OPC_VEX_66(0x0f, 0xf6): /* vpsadbw {x,y}mm/mem,{x,y}mm,{x,y}mm */ CASE_SIMD_PACKED_INT(0x0f, 0xf8): /* psubb {,x}mm/mem,{,x}mm */