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 X-Spam-Level: X-Spam-Status: No, score=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE40AC433E2 for ; Fri, 28 Aug 2020 20:54:53 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 67FDC2080C for ; Fri, 28 Aug 2020 20:54:53 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Nt/YzJUw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 67FDC2080C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57610 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kBlOe-0007Qc-Lj for qemu-devel@archiver.kernel.org; Fri, 28 Aug 2020 16:54:52 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59432) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kBlO0-00070v-5x for qemu-devel@nongnu.org; Fri, 28 Aug 2020 16:54:12 -0400 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:37261) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kBlNy-0006Gb-PI for qemu-devel@nongnu.org; Fri, 28 Aug 2020 16:54:11 -0400 Received: by mail-pf1-x443.google.com with SMTP id x143so1252050pfc.4 for ; Fri, 28 Aug 2020 13:54:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=hMKTiRWmC8+fF/++QLGQDBcmYsOcbnbUBbMB8OfSekY=; b=Nt/YzJUwAPt97nDBk8KUPjg4l7kbUVpJSoFueBvP6amijtFrprzBNcFzlZ9dYAO6Ld yQaEOxXZZxpG5ylKMyUnmp0g09GCROAnJufuXVVgjZfbNaxh2gK2zNTB6BycntAeH8/M iUKaQsyDUFsUC/8tbiUKAyZZWCOMKIrlLoCfiBOU3gNVKTkUUera48v5tNeoQBkdFmmg zVzNGGam2QWSZBYjJkN9ZLe5HyULnZDYtjWW6ykv6O14z3asAfs6dWSZU/JqJ2y5OufM F/52ZP8Qx/AS4ThGbhHFsDF8aUYoD6XwVQ14c3dLCHYKZWMTthPLoTyq7KL+d8YjmoFv J7MA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=hMKTiRWmC8+fF/++QLGQDBcmYsOcbnbUBbMB8OfSekY=; b=gfWt+aVK6EExMLr6blWaCMm0TNZDIFapjBQgKQxjUOO59NFoxJOTAL8pyZ05GaL6a7 hupHs0uYNhGozcoNuQJ2xcOEvb/nHsE4VkYryJeXGuwZVpnLaDu3gyoj3D1eLdAz6EJ/ uVpuHCV/Lix16HjhfhpZ3QORX/tqp7g8puSonlfS/gl9V6yi101ch9VSKyWKYOO1bNyY oO7HZhx/4zyDaBGqNIvKHa3mF+WPA4/sX9STZgYXW9FV8GvMp94oDyQMLySMPz7w/Xif lnXCWtfvgGP2sCveTxvyx4aLZ8XLAx8qk3tTn68KaPRqaVM2cacFI4VrkJdmSXGTnMNi wo+A== X-Gm-Message-State: AOAM533H1IcA54mQBGBn5jvPXaz1evdBGdhpeseG1tcZLroYkoZfXQDm PYlW81iFVTmthmDUJYe+4Wr/UMceqeXWiA== X-Google-Smtp-Source: ABdhPJz7aQVUzwspaq6+4JoYoGYpxhw+hz5PV+nbc1XOaw7MBsgVt2K2vJbSrGlbbHGVlALUUKanlQ== X-Received: by 2002:a63:511a:: with SMTP id f26mr457275pgb.15.1598648049179; Fri, 28 Aug 2020 13:54:09 -0700 (PDT) Received: from [192.168.1.11] ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id y13sm315603pfr.142.2020.08.28.13.54.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 28 Aug 2020 13:54:08 -0700 (PDT) Subject: Re: [PATCH v2 30/45] target/arm: Implement fp16 for Neon VMLA, VMLS operations To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org References: <20200828183354.27913-1-peter.maydell@linaro.org> <20200828183354.27913-31-peter.maydell@linaro.org> From: Richard Henderson Message-ID: <7b17dd24-b45e-d7e5-9e59-d29aa954898e@linaro.org> Date: Fri, 28 Aug 2020 13:54:06 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200828183354.27913-31-peter.maydell@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::443; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x443.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.809, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 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" On 8/28/20 11:33 AM, Peter Maydell wrote: > Convert the Neon floating-point VMLA and VMLS insns over to using a > gvec helper, and use this to implement the fp16 case. > > Signed-off-by: Peter Maydell > --- > target/arm/helper.h | 6 +++++ > target/arm/vec_helper.c | 42 +++++++++++++++++++++++++++++++++ > target/arm/translate-neon.c.inc | 33 ++------------------------ > 3 files changed, 50 insertions(+), 31 deletions(-) Reviewed-by: Richard Henderson r~