From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yb1-xb2a.google.com (mail-yb1-xb2a.google.com [IPv6:2607:f8b0:4864:20::b2a]) by sourceware.org (Postfix) with ESMTPS id 8116A3858D20 for ; Fri, 17 May 2024 02:13:44 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 8116A3858D20 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 8116A3858D20 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::b2a ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1715912026; cv=none; b=f1ykGuePiusMdaw7qCL23bGpxLKRPjn6Djsvrt6G/2q8g9wlEyZmwKq84V6x+vfUumepy6PBJW5vKTKHnnNxuzoCBhah523h8tbAT04BHE6Ke4mdSpDyaoLUXbb3mh2OPlv5AuxGOhSRtL8hvnkGxAVCigZVrzM3fB5xZuMJyaU= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1715912026; c=relaxed/simple; bh=DLo5nqlYsmwtL/1neS3zpxLCBL96SrMS/ShtN6sDE5E=; h=DKIM-Signature:MIME-Version:From:Date:Message-ID:Subject:To; b=LHU0uvpanIMwA5MhdS0YAAlPHOJDeeXw7fITBdsaPNmvXeTiCL/DBXoNDWYrS5AsQpc5oTU6NhKpYRq3blDFR0JVFmlPsZtxcLLaxTTINxjtIXIel7lc1qaxevww0SXi73RHq6VI9NoGr43r/zgYnzdcg6K1SSfLZauF7iHJYWA= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-yb1-xb2a.google.com with SMTP id 3f1490d57ef6-de607ab52f4so9220705276.2 for ; Thu, 16 May 2024 19:13:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1715912024; x=1716516824; darn=gcc.gnu.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=N1BYewkhTuXaLF6hFLF/6/7S0dNtQwE2INmkVkcL144=; b=GUfriehT84cYXTV/lF4ah/sy4cDolO8AEo0p+85rhfMNhCs7GaEdnKb0T+BKQSWUnf BEBzwFnPj2FxICk2XBo8XCISMzBP/p6sQR2y6OnO3DwXxmFwbNkQ9501fgfeaXpFxQBt xyMnmtwyTTlKBE0mgLhldmD4oP/SekfvxJjX5voWf7PCOlrynOFf7Eih8wxLo/RpKrkM 8vm2q6RZv+fMMwVDQ6ritksahUUfE+tjBjFjsiaE8VUsergvQonvh1Ztu76+LO+00hK4 JVXNZgjkm73kqv6YbMrj3sYu0LK2aszh4HWaBwfUoEYFvZQp5MFymeIq8+fkHwdvM5Dx ZRWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715912024; x=1716516824; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=N1BYewkhTuXaLF6hFLF/6/7S0dNtQwE2INmkVkcL144=; b=bzUeD6c50OexRtnDI3QSQCWkVYuRZfDfppFkdVuHuNYdDeR4r/Qc4EK7etH5Hy/2O+ tu4MQQLhwJ1SM58Jv+0IpicE4NIjEbkxXe+fBxozgG/eCnkUb0+bNamw3Fo/eZ+iC72b 33Xs1DpDpBUb5YJrYVAKmlJ9MderTYrWmRnd0IyapRO/MERsE1GhL5ybUZXPjpN8why8 oT2jo0i1VNORVX0Zlaqb2ZoLxOp6x4gus4/SJuDxYdwFCUAn0OQY36Bv/hmpGuLT56SF J18lciHuoq6fnM42WwVG/q4d85aT903YTREivluzBRiPikZ6Z4GVu+r0hAglauNDuNPT HiAA== X-Gm-Message-State: AOJu0Yw/DZ0XQBmku0Kd8jU5PV3qEgxBKVYTx5tAS97HsfMRfokMeZAi 0fY65uAvGZe+KbnTrTIeshAY7xUatFpPQT6W1cERgIdwFB2WP3Vof+wepWGH2TldnX5kOHLScgZ s4rNxDYU3UrWFMOfTVIuwvxjPrGQ= X-Google-Smtp-Source: AGHT+IG1fuCL998CDMW9uAWvtzDr9LhF9hKWLfpr/iUBrdkxxL7OuSesr8xceCjGaQEB0oGcUjrzkW3SpOkbPHnvnpM= X-Received: by 2002:a25:2610:0:b0:df4:432c:68a1 with SMTP id 3f1490d57ef6-df4432c6a2emr4973580276.27.1715912023845; Thu, 16 May 2024 19:13:43 -0700 (PDT) MIME-Version: 1.0 References: <20240516143920.2513640-1-victor.donascimento@arm.com> In-Reply-To: From: Hongtao Liu Date: Fri, 17 May 2024 10:13:32 +0800 Message-ID: Subject: Re: [PATCH] middle-end: Expand {u|s}dot product support in autovectorizer To: Victor Do Nascimento Cc: gcc-patches@gcc.gnu.org, richard.sandiford@arm.com, Richard.Earnshaw@arm.com, Victor Do Nascimento Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: > > > Sorry to chime in, for x86 backend, we defined usdot_prodv16hi, and > 2-way dot_prod operations can be generated > This is the link https://godbolt.org/z/hcWr64vx3, x86 define udot_prodv16qi/udot_prod8hi and both 2-way and 4-way dot_prod instructions are generated -- BR, Hongtao