From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A3942C00140 for ; Mon, 8 Aug 2022 07:37:37 +0000 (UTC) Received: from localhost ([::1]:49726 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oKxKS-0007xc-Gv for qemu-devel@archiver.kernel.org; Mon, 08 Aug 2022 03:37:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42248) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oKxHh-0005zU-I3 for qemu-devel@nongnu.org; Mon, 08 Aug 2022 03:34:45 -0400 Received: from mga11.intel.com ([192.55.52.93]:41815) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oKxHf-0005qk-0E for qemu-devel@nongnu.org; Mon, 08 Aug 2022 03:34:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1659944083; x=1691480083; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=wrNKwinijnTuKcj8uyFWgPOzEq+0A7kvpJuJqrZIUKk=; b=WcVKt2veg16CMSXLZFv/ut9HWgCRZVKHYAld/khZ6WiY9BR+Nz2rae5W 85MK7hsTlO/tZb9y69rTpTB9kF36ULwb36XQo7vbyp7tKFhTYuuU+sGZt uQF0O6okJT+fC/Q0j7gbCRlyxAj2RsPYBsR+Wwqd3/hu8zMNqJtBWT/Ru W9t7eUKu2SDfuAmmcqlMQ6zB4vC2md5R17OAr27njA8/LPwM2I84cUMXt 7lhUZKou8xtjXi+WmqXOtr+QN7uy58sm5H8IgsPFO8g8S8ISpYd1Na7f0 PxmK8cKI5cQefmeJTBs/BMFZAs1Jiahn1HzbdgsIWCGUd6iMrd/Gmn7RM w==; X-IronPort-AV: E=McAfee;i="6400,9594,10432"; a="288091530" X-IronPort-AV: E=Sophos;i="5.93,221,1654585200"; d="scan'208";a="288091530" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Aug 2022 00:34:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,221,1654585200"; d="scan'208";a="663826317" Received: from xuling-b360m-d3h.sh.intel.com ([10.239.82.110]) by fmsmga008.fm.intel.com with ESMTP; 08 Aug 2022 00:34:34 -0700 From: ling xu To: qemu-devel@nongnu.org Cc: quintela@redhat.com, dgilbert@redhat.com, ling xu Subject: [PATCH v3 0/2] This patch updates runtime check of AVX512 Date: Mon, 8 Aug 2022 15:34:27 +0800 Message-Id: <20220808073429.1484302-1-ling1.xu@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=192.55.52.93; envelope-from=ling1.xu@intel.com; helo=mga11.intel.com X-Spam_score_int: -71 X-Spam_score: -7.2 X-Spam_bar: ------- X-Spam_report: (-7.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This patch updates runtime check of AVX512 and update avx512 support for xbzrle_encode_buffer function to accelerate xbzrle encoding speed. The runtime check is updated in meson.build and meson_options.txt. The updated AVX512 algorithm is provided in ram.c, xbzrle.c and xbzrle.h. The test code is provided in test-xbzrle.c. ling xu (2): Update AVX512 support for xbzrle_encode_buffer function Test code for AVX512 support for xbzrle_encode_buffer meson.build | 16 ++ meson_options.txt | 2 + migration/ram.c | 41 ++++++ migration/xbzrle.c | 181 +++++++++++++++++++++++ migration/xbzrle.h | 4 + tests/unit/test-xbzrle.c | 307 ++++++++++++++++++++++++++++++++++++--- 6 files changed, 534 insertions(+), 17 deletions(-) -- 2.25.1