From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x435.google.com (mail-pf1-x435.google.com [IPv6:2607:f8b0:4864:20::435]) by sourceware.org (Postfix) with ESMTPS id EECCB3858D1E for ; Sat, 6 Apr 2024 04:52:06 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org EECCB3858D1E 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 EECCB3858D1E Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::435 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712379128; cv=none; b=yCgX2T+wfr3JyF7Dl8bDxle9wcAlmd/RXofvsYhwxVr4x3CEuo23H6iN5B5KbP/mr7MId4M4UTkMOsrecmnJDB5+DPJbi6zDR9AhD9RUa+Fh9/fN19ISN5mkyCFf1PIR+NwwBT6BR0jMXmcuIaKRZEcAymahP01OcwQgArvXA/o= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1712379128; c=relaxed/simple; bh=w1JfsN3Fa8czAU76lU0zQqg7hPCIrDlS+w1kN33dgk0=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=R7xZj47aYMBosq1TvS6U20cUDYuZLIVTVmTZ62X2CodJBmocyyNWpJbTn+U7xaj96hJZcFQDaPfWI3l4y4du7hO7Day/LouMVASxkCBDcf20++GU9ZBaLyUJjHMemTVOoEVOZCP7YHLupBXPcwHoxuKwp1tWV3KNt8H2sDuc5DY= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-pf1-x435.google.com with SMTP id d2e1a72fcca58-6ecee5c08e6so2585682b3a.3 for ; Fri, 05 Apr 2024 21:52:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1712379126; x=1712983926; darn=gcc.gnu.org; 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=D1OxfHJjh+WyW1mNjQYedlCU9LDV/umg8PLXMuhUCZY=; b=KjDi+2/PyHVBcXKQVaq+lPxOv0TFQjTBMKX1YHI6asF1gj49BFfhguHH2/T0vNaaSC 4dl1Qaav+eU22FN5Oi+ERkQTu39uJmm0eEzVHnyNubYBCWHdmIwO43pA6ZmcqxZ6GkeV dm17yzU22YX+3xDS7C1029nw9g1/8O+hHxHhtBqDgjcDL6MN5E0cYwsgoVUrEgDZJYCN dwf+CYJsBJAcl5I+Yhra3a5l8GpU2r7bFDGs+IzpWvahDrDzbsHUIvOqSd4RhJTSgdVH un+gDA6bcjwSA9ahYONzjY4HAlhCMfLaWPLHFrkBVwV2EWh1Syumue2pETt3QIB0vcBL 23Cg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712379126; x=1712983926; 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=D1OxfHJjh+WyW1mNjQYedlCU9LDV/umg8PLXMuhUCZY=; b=LHEND6PNglmzGDfmJONdHgNNKJlAuskZNHU+cVg8L/4BojwPJwvSEumzUuN0p7qX8l adF7RuSJCTCEobYi1+bz4H+bor0L065ifBjHoCMj4eOxmvK124I3fYU1HCrGRMo84H4A BOJOWTFMjGROWIVIsjsvkbKWfMZ7Hql7RnYZ/PLWO20IaEyOOD8x97IMtcxqTlPfvhIw bbk3p7K4LA0w1anv4lv4BXdqpOXWPLfQsYL8VBDGKtjZqBHbtwk9xkX1V/2KLE4NbL3c txVZVAh23CEY4W6nrExDIQ524qJFjoVRvM261YwEFhisnao+SYtlf5s03lt4wNLTUAUm Wkfg== X-Gm-Message-State: AOJu0Yy/Wvu3q17Sp/PaWNDPaUQEOQDjmMu5u2JBcJO8/Lfbp8P4eULb 7Wc+DmpaDDjYq3VHacQKqpsvzsYVtPd5Mxd1ChGqiQl0W2JVZvCA X-Google-Smtp-Source: AGHT+IHjb3S8Un9F1VjHEOqQKdcCBhSGV/pMRcFfb6c5WSM1QWpKwCwz5PZ6qWyE0oDwRe8RXdPyjA== X-Received: by 2002:a05:6a00:180f:b0:6ea:f05d:d2ec with SMTP id y15-20020a056a00180f00b006eaf05dd2ecmr4089394pfa.2.1712379125618; Fri, 05 Apr 2024 21:52:05 -0700 (PDT) Received: from [172.31.0.109] ([136.36.72.243]) by smtp.gmail.com with ESMTPSA id p3-20020aa78603000000b006e6854d45afsm2448280pfn.97.2024.04.05.21.52.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 05 Apr 2024 21:52:04 -0700 (PDT) Message-ID: <7d13c190-b5fe-43ac-bd71-ef2d08eaebf7@gmail.com> Date: Fri, 5 Apr 2024 22:52:03 -0600 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Beta Subject: Re: [PATCH v3] RISC-V: Replace zero_extendsidi2_shifted with generalized split Content-Language: en-US To: Philipp Tomsich Cc: gcc-patches@gcc.gnu.org, Vineet Gupta , Kito Cheng , Jeff Law , Manolis Tsamis , Palmer Dabbelt , Christoph Muellner References: <20221109231006.3240799-1-philipp.tomsich@vrull.eu> <12bcc671-c96b-aa78-9a2d-9a832b389148@gmail.com> 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,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: On 3/27/24 4:55 AM, Philipp Tomsich wrote: > Jeff, > > just a heads-up that that trunk (i.e., the soon-to-be GCC14) still > generates the suboptimal sequence: > https://godbolt.org/z/K9YYEPsvY Realistically it's too late to get this into gcc-14. Jeff