From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ot1-x32c.google.com (mail-ot1-x32c.google.com [IPv6:2607:f8b0:4864:20::32c]) by sourceware.org (Postfix) with ESMTPS id 05E923858D35 for ; Wed, 28 Jun 2023 04:09:09 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 05E923858D35 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ot1-x32c.google.com with SMTP id 46e09a7af769-6b44b5adfd3so4377880a34.3 for ; Tue, 27 Jun 2023 21:09:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1687925347; x=1690517347; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=m1orvYHtkTk3H/y4+s+LfZoFdcYs1lODwKBdCdRKOZM=; b=dj1z5Yb/7vgJIWyZK8N2PkKZxOZfxzJKMpuPPLWOx4wnSNrl1ZczipPMDINGmNoga9 U/mCDKgt+7nGyEZp8dkxXq7Zz7BBh7gMWJUhBwcopViRo9sd0dg2gti80LPvREVuvaNS AyG/nznprIMP3mWxQXOe0yGseIgTs0sl4Eeqg5ZZrYlwumae1nlrlrluPjEaopbTyDbo lKncDMvHWl4BQivIW62wVntz8C1/6ElU98rkeRRtt/sGuHRC6x2DqGSC1dpcvZG3nl21 gpeTsT5zSm/xFLwzO3PWUacHiLfJoBC56r68aVWEuHhXfv/EUa3UdxUV5lcsHT0cxJs6 Brag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687925347; x=1690517347; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=m1orvYHtkTk3H/y4+s+LfZoFdcYs1lODwKBdCdRKOZM=; b=GMv/XmuZPb1cTbfxpWzJj+L7kOV63ZkhyFiE9XxoEfN2r/sx7jQcHyzOWGxO3+Rs9Q 2foQw6MphkXlfYqVqkoLLlB3lMHNxYoeQIySJHZer9soCgb41y33TnMc3VJH8i+4eCkw /gnQxthiD5kkAmM57iiwchyc4s/9V5c4NUs0IWsBGv+xAhTEyyzVR4qx6fXqhzQ8OM69 LAZhggwUEu+PMWCVRU7ec7jbpZWV3TjPiOV0W78w/qkondwJswn7jVTVkVR0bISFcihT 4VSDkoOJk68NmoqtKlGEdXvwsMvAOjP7lsepvE1f6oGqoyaU0/BF5tZtdjaCNkQYCp4x m2WA== X-Gm-Message-State: AC+VfDxZg0zVui7to+PRY/H5kRY9U2EPIDsJSf/+EwJuFkDYa2NgHkmI 6sxL9tt7uTQEh6JJxcFzuGs= X-Google-Smtp-Source: ACHHUZ5Hpskkf8EARiTfbzBXtTeN+uRldw7IWNYDnEkYGtjhFjlGG+giHykhDcl6emCwlea957G7UQ== X-Received: by 2002:a05:6358:cc2f:b0:134:c836:8e15 with SMTP id gx47-20020a056358cc2f00b00134c8368e15mr3887180rwb.32.1687925347086; Tue, 27 Jun 2023 21:09:07 -0700 (PDT) Received: from [172.31.0.109] ([136.36.130.248]) by smtp.gmail.com with ESMTPSA id x24-20020aa784d8000000b0065438394fa4sm5248421pfn.90.2023.06.27.21.09.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 Jun 2023 21:09:06 -0700 (PDT) Message-ID: <5cd0b044-1816-302c-c563-d503d76c8f0b@gmail.com> Date: Tue, 27 Jun 2023 22:09:04 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.12.0 Subject: Re: [PATCH V2] RISC-V: Fix bug of pre-calculated const vector mask Content-Language: en-US To: Kito Cheng , "juzhe.zhong@rivai.ai" Cc: gcc-patches , "kito.cheng" , palmer , palmer , Robin Dapp References: <20230628015944.112659-1-juzhe.zhong@rivai.ai> From: Jeff Law In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,NICE_REPLY_A,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE 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: On 6/27/23 21:16, Kito Cheng wrote: > Do you mind giving some comments about what the difference between the > two versions? And I'd like a before/after assembly code with the example in the commit message. I didn't see the same behavior when I tried it earlier today and ran out of time to dig into it further. Juzhe -- most folks wait ~1wk to ping patches, even codegen bugfixes. Pinging this fast runs the risk of irritating others. Please be patient. Jeff