From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by sourceware.org (Postfix) with ESMTPS id 090A83858D20 for ; Sat, 22 Apr 2023 00:13:36 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 090A83858D20 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-pf1-x42f.google.com with SMTP id d2e1a72fcca58-63b7096e2e4so2442912b3a.2 for ; Fri, 21 Apr 2023 17:13:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682122415; x=1684714415; 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=hEb5u600q6JN7vKe8rN6TirROc1WI18XFF1wfNC+kK8=; b=Pl0lIAQQKYqAWV6S1LBUfomL7891t6oY05Q71FhI/I6qSwwaJgFdds8qTjmVCD2V/t uefnbzVkJ7pw522gg+o5tZwdLj9FsubxPe4jMdKeCiZ0vs6V65jJ0YEcRc67hP2q2pYi YreGYyRvkxW4nQXMifOVGb6QEPVSqV0Txz4bNBBfgeUSzd4ihI8Acdd2t18sVpUYS2ZA JhjecW4Y0DNlLyDbKP3D9AOgeUF/UJR8VrOJ5YlTTbdUsJTA3YYrqkA/I/fsUQ5UTLq4 wxF5+FoxWcHdrnEE57TZlYIM9YUgVJQP+w1wCEURuL+lbH1MUC1vLc/xYDXQRmxvlzSo QPQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682122415; x=1684714415; 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=hEb5u600q6JN7vKe8rN6TirROc1WI18XFF1wfNC+kK8=; b=d3SyXnYVf8eVzkfaZPA/kLSFWfOCAzFRCKsniuVYhazWoA1sc2vfo3BSs/sVY703Ht 6GdNbXtpWCSeYAgrw725AUOtb0YN/RlPCVeS6j7Uyio3X7o7FY3yOvk2z/xxI/kXq5Ss yrYYKGHpJixVh/C5YGNYtqq/l+PLAp1TEakra2A9JwoCcDhBTXxJZIiNE3Y1BGkh2lCB T72VfkHdqPaEV8SdgOeE+43Sv66IW6UX8VAvV/nYSZNDrshNzz2H5Zq8N+LdKnf3cjC2 JZ/bE6ijMzUXTSK97QochSkda1JkvHPw4/C8gtWwmR8YsCsR14liMdDz6CgeA5DlR/hZ ZeYw== X-Gm-Message-State: AAQBX9e6Hhnul6uRcyOdib1JYf3Q20w/Z4nIyOtQL7F8H3zLEBRNwm1Z fUac9RqC812EYF9Qs5uN/qE= X-Google-Smtp-Source: AKy350b5QOYe86bACOskpRwTH3Rfkbu+FuZuL9/cdS2YJYXdoc1UFnfaG4xjUcCF4RlWce3h3KmmZg== X-Received: by 2002:a05:6a00:a92:b0:63b:2102:a1d4 with SMTP id b18-20020a056a000a9200b0063b2102a1d4mr8217352pfl.13.1682122414805; Fri, 21 Apr 2023 17:13:34 -0700 (PDT) Received: from ?IPV6:2601:681:8600:13d0::99f? ([2601:681:8600:13d0::99f]) by smtp.gmail.com with ESMTPSA id n47-20020a056a000d6f00b0063f18ae1d84sm1804516pfv.202.2023.04.21.17.13.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 21 Apr 2023 17:13:34 -0700 (PDT) Message-ID: <8a94cd14-7691-bb03-2bc6-6d27f2052d70@gmail.com> Date: Fri, 21 Apr 2023 18:13:33 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH] RISC-V: Optimize zbb ins sext.b and sext.h in rv64 Content-Language: en-US To: Feng Wang , gcc-patches@gcc.gnu.org Cc: kito.cheng@gmail.com, palmer@dabbelt.com References: <20230324015324.13616-1-wangfeng@eswincomputing.com> From: Jeff Law In-Reply-To: <20230324015324.13616-1-wangfeng@eswincomputing.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,KAM_NUMSUBJECT,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 3/23/23 19:53, Feng Wang wrote: > This patch optimize the combine processing for sext.b/h in rv64. > Please refer to the following test case, [ ... ] I've opened BZ109592 to track this problem. jeff