From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pj1-x1036.google.com (mail-pj1-x1036.google.com [IPv6:2607:f8b0:4864:20::1036]) by sourceware.org (Postfix) with ESMTPS id 45FE33858C27 for ; Sun, 22 Jan 2023 19:37:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 45FE33858C27 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-pj1-x1036.google.com with SMTP id z4-20020a17090a170400b00226d331390cso9299671pjd.5 for ; Sun, 22 Jan 2023 11:37:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; 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=PDiUpogDpJfKlXQJfLvyIzZ+7Jv0YSgylA2Ixjma17A=; b=hSugZHZE3tXcpBSBqEN1m56NgJ9LoBLF+lwWxWH3MgJzsJij/A7wzzWDhimfNl1DGq eu1WpwW58mPtMn6l88HERoil+fFa1dbRjPMfyYT4WQdIevRtPaO3kSkUOQhgOZ+Y8zp0 1h6P+JWf+A515EL4I5TmE5SH4+y3wppMdIIJEf1l42rGj1PEftGvOFWwEupeYo1gPXVf ZUUOaWdjOGiScCQylodVQwfZorB9RKb7leAc0cCgBrb3AYOsKx47jE94ckGdzrigXyey kbhEsUlF6Du1BCECLOdu8w1FBU1tG95A60WUcCx/eW342MF/EKgbyh5/mfN1q9y4OJLb ighQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=PDiUpogDpJfKlXQJfLvyIzZ+7Jv0YSgylA2Ixjma17A=; b=FFmqZrag0AASX+y0amqqA0ykC3FroSzwfymMmGQEPhnTCetvQUGJPdwXhWqf3plPT+ tEPusd3v3umFL1GctAvKpzz9ijYlM80Y/sHlp1WxqBgckkRAkkMtLsBMQPg9HS3h3Umh 9foB8b4QoBVyYGm1rtes4njhLuEREjW9GJ+NdgTTghat4rrY3DR8NDNB3K+1WhSWvW2u hFk5NTwvNJxzK4dkmjWBBMhm3ZWQd9w7QlUhu+X92M1by3uKd5BZ4Uo3K6ON63L5Gn7S cjmaHkwaZ7uSWs/XS0fXIAInM2texKefjcKNG3X1tRbiWTRvFtGUR0hJMtg38DiGenMe 2KMA== X-Gm-Message-State: AFqh2kqoIkuuJMy8KW5exc7Z6gUumW9Xaj1A88taZTWrdGB+Q1YCuVdZ pB2vSgBxTHXN13/koxVhk0c= X-Google-Smtp-Source: AMrXdXs9nBD24VpSMYpvxnylbEt4U5RDAlnB4ldzr2r/0XVOpoGqGUIybDtwo8GVmz3DW11KDV5+EA== X-Received: by 2002:a17:90b:4a0c:b0:22a:3c8:9d1 with SMTP id kk12-20020a17090b4a0c00b0022a03c809d1mr11554760pjb.32.1674416257391; Sun, 22 Jan 2023 11:37:37 -0800 (PST) Received: from ?IPV6:2601:681:8600:13d0::f0a? ([2601:681:8600:13d0::f0a]) by smtp.gmail.com with ESMTPSA id ge17-20020a17090b0e1100b00218daa55e5fsm5301884pjb.12.2023.01.22.11.37.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 22 Jan 2023 11:37:36 -0800 (PST) Message-ID: Date: Sun, 22 Jan 2023 12:37:35 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH] RISC-V: Remove DCE in VSETVL PASS Content-Language: en-US To: juzhe.zhong@rivai.ai, gcc-patches@gcc.gnu.org Cc: kito.cheng@gmail.com, palmer@dabbelt.com References: <20230118025341.66033-1-juzhe.zhong@rivai.ai> From: Jeff Law In-Reply-To: <20230118025341.66033-1-juzhe.zhong@rivai.ai> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.0 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 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 1/17/23 19:53, juzhe.zhong@rivai.ai wrote: > From: Ju-Zhe Zhong > > gcc/ChangeLog: > > * config/riscv/riscv-vsetvl.cc (pass_vsetvl::done): Remove DCE. > * config/riscv/t-riscv: Ditto. OK. Presumably this is because the pass is now placed before DCE. Jeff