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 2F946ECAAD6 for ; Fri, 26 Aug 2022 09:59:08 +0000 (UTC) Received: from localhost ([::1]:43690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oRW7H-0006cr-00 for qemu-devel@archiver.kernel.org; Fri, 26 Aug 2022 05:59:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60308) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRW5h-0004MK-NZ for qemu-devel@nongnu.org; Fri, 26 Aug 2022 05:57:29 -0400 Received: from mga09.intel.com ([134.134.136.24]:31245) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRW5e-0006YJ-63 for qemu-devel@nongnu.org; Fri, 26 Aug 2022 05:57:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1661507846; x=1693043846; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=Kk1Frq0uCwFZxu2TxXpTjMkCUHv3Wia0Yd290FcyGis=; b=nYFV02n3DJZGpUNORRp9M1zK67jvvROJtrhmQiiKULvyb/8BDjNyfp5y nfSqbULH1yJnsOdGcb3QEsxx/gHqMzASsI+q2FWCwLtotnXh+cCdTty/A WOpp/BVSuJEqJLyJDYMAC9odbsZuoDI2/RutIYI53whzWTEZIAjlx9IHM oE0g9kIKdpcISFA5oZ2uPQttvXPGZccNbclQWcav53dG0OgiW3hsDYiMW Wuk7PKQ0AVtCEe/wI/7kq210rzmG1YNcFhQ8ygfV3u49MC0VPy+ZvC0l/ QhCYdLvhj+uQ0u4M+W7wkIYygoIsj3QXI7Wb7t5X1Lg/59+eGXQmvsAdU Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10450"; a="295250421" X-IronPort-AV: E=Sophos;i="5.93,265,1654585200"; d="scan'208";a="295250421" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2022 02:57:23 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,265,1654585200"; d="scan'208";a="639999907" Received: from xuling-b360m-d3h.sh.intel.com ([10.239.82.110]) by orsmga008.jf.intel.com with ESMTP; 26 Aug 2022 02:57:21 -0700 From: ling xu To: qemu-devel@nongnu.org Cc: quintela@redhat.com, dgilbert@redhat.com, ling xu , Zhou Zhao , Jun Jin Subject: [PATCH v6 0/2] This patch updates AVX512 support for xbzrle Date: Fri, 26 Aug 2022 17:57:17 +0800 Message-Id: <20220826095719.2887535-1-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=134.134.136.24; envelope-from=ling1.xu@intel.com; helo=mga09.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, 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 code of avx512 support for xbzrle_encode_buffer function. We modified code of algorithm and check of avx512. Besides, we provide benchmark in xbzrle-bench.c for performance comparison. Signed-off-by: ling xu Co-authored-by: Zhou Zhao Co-authored-by: Jun Jin ling xu (2): Update AVX512 support for xbzrle_encode_buffer Unit test code and benchmark code meson.build | 16 ++ meson_options.txt | 2 + migration/ram.c | 34 ++- migration/xbzrle.c | 124 ++++++++++ migration/xbzrle.h | 4 + tests/bench/meson.build | 4 + tests/bench/xbzrle-bench.c | 465 +++++++++++++++++++++++++++++++++++++ tests/unit/test-xbzrle.c | 39 +++- 8 files changed, 680 insertions(+), 8 deletions(-) create mode 100644 tests/bench/xbzrle-bench.c -- 2.25.1