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 EC84D3858D37; Fri, 28 Apr 2023 18:01:02 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org EC84D3858D37 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-x435.google.com with SMTP id d2e1a72fcca58-63b733fd00bso260559b3a.0; Fri, 28 Apr 2023 11:01:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1682704862; x=1685296862; 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=+YUuDQS5TQKxC40VMMiRsCM4aWyyWRh4+Ca+QA+6Ql8=; b=MGcTtl3WvBOzUL1e5LDxoQPbZe0S+NmVg3kYcercNq5qDpGzRoCl7QhKefT6SUxVa7 vJZPVnqOQ5OtE10Hb22e9XNajmYJUGMbTKP6/pPAC13oJcSwHBtADvx+sbjeUF0FVQEv MoKZMvKl7QftrvWqAo5NaF5RRxYDYvHAp5HcQ0X1olc1V3pNrNzCN9FbN01400LO62Su FPSudePJeBLyL1OqpahNnBjzqMn+/Bmj4iWFpRKXY53xinC9VZd6Cz+Vy1iR5/vcYRRZ 2P3U0pDHroYbzYz4qqPWoMSw7IVlJqVjtK83PhUolyGw+llKTJ3cNjohHnXAD8oNE1gH +7eA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1682704862; x=1685296862; 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=+YUuDQS5TQKxC40VMMiRsCM4aWyyWRh4+Ca+QA+6Ql8=; b=ZVCaZSMwzG6X001UuGP0XsW8m+6jZEKCgF9KYv6J9zb8vKVrZTDiy+FvTAohU3eSOe So1r/02yAJ4Hvz859D7Lj9zGNFCyZDeOZlKZrcDRN99PZZTYz9JeSKZSfb0Y325ed79O k6a9KWiUdT51Zpzam32f/ahBd3egJjmU/PK8DALN++07aFueTqWTy+xH6bO/CwnYKsE8 VNhhTmtrLVoBiTDiQJ0km6aDzuSxHsQOUFlBF5r+/fBQlS4VF0ZOjyHgewF4hdO+KlSJ +UX8tMaG9gGmluQh9p0KkvM/qmiS9bblYeon8Rr7D+YEoMd7W6gB6k7i737OOZSjHQpf XrrA== X-Gm-Message-State: AC+VfDwdI2ZAhEb+vJZkhT5Cziiz4n0a8AsHq74YuYlkjbHFV89DwpSB Ay0Fk4+TqECICBSbT5vuxHU= X-Google-Smtp-Source: ACHHUZ4bC3au5zIdK8LDXvHIUz3ThEt2rIH8kPeG4xCgC5Wy0XETsMHU8OEC36nBZYv8QyylKkrb7A== X-Received: by 2002:a05:6a00:2d05:b0:640:ddf8:607a with SMTP id fa5-20020a056a002d0500b00640ddf8607amr8087081pfb.14.1682704861982; Fri, 28 Apr 2023 11:01:01 -0700 (PDT) Received: from ?IPV6:2601:681:8600:13d0::99f? ([2601:681:8600:13d0::99f]) by smtp.gmail.com with ESMTPSA id p23-20020a056a0026d700b00634b9132694sm15417519pfw.126.2023.04.28.11.01.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 28 Apr 2023 11:01:01 -0700 (PDT) Message-ID: <80843e48-90b6-63e6-8735-2e723f353b75@gmail.com> Date: Fri, 28 Apr 2023 12:00:59 -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 v5 09/11] RISC-V: Weaken mem_thread_fence Content-Language: en-US To: Patrick O'Neill , gcc-patches@gcc.gnu.org Cc: palmer@rivosinc.com, gnu-toolchain@rivosinc.com, vineetg@rivosinc.com, andrew@sifive.com, kito.cheng@sifive.com, dlustig@nvidia.com, cmuellner@gcc.gnu.org, andrea@rivosinc.com, hboehm@google.com References: <20230414170942.1695672-1-patrick@rivosinc.com> <20230427162301.1151333-1-patrick@rivosinc.com> <20230427162301.1151333-10-patrick@rivosinc.com> From: Jeff Law In-Reply-To: <20230427162301.1151333-10-patrick@rivosinc.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-3.3 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 4/27/23 10:22, Patrick O'Neill wrote: > This change brings atomic fences in line with table A.6 of the ISA > manual. > > Relax mem_thread_fence according to the memmodel given. > > 2023-04-27 Patrick O'Neill > > gcc/ChangeLog: > > * config/riscv/sync.md (mem_thread_fence_1): Change fence > depending on the given memory model. OK jeff