From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pl1-x635.google.com (mail-pl1-x635.google.com [IPv6:2607:f8b0:4864:20::635]) by sourceware.org (Postfix) with ESMTPS id C3CDB3858281 for ; Tue, 31 Oct 2023 17:16:33 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org C3CDB3858281 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=rivosinc.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org C3CDB3858281 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2607:f8b0:4864:20::635 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1698772597; cv=none; b=JNkrzcxt8MJpan5dQ+IiecISPqgo9tQFfyv5eAO+IuSKS2c5vdwizZOQyQpwQ4Kfto6cioouZmPBUyoxEXamf6ddeilwDyeYtBmIZhWc0PTk6+OVW7TdYi0hHa2P6dw+ftxDMyp+tFKpzYsbr2uf7+4GZW0MP/6QUWJvmBZLU4U= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1698772597; c=relaxed/simple; bh=jm2g0w6kSRU57qngYkIV2hWMgne5keHzzBJQt8NVq9Y=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=g0n7C87auMawh4mP+EWmdUt0Ul0xPc5LVuUtsTdShdpFeSgVV0qH0emt5XD16DSXGp40qfCw8aR4PuFBkMbepqtvpOsmV8+LdT0Ove/02ZymlXA+feQBCJ8rVJxZDZ4lerf6hfE3BS1Ju0dHL9YrsV7NCnRqTCvBIKYrKQVWhKc= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-1cc2575dfc7so31537175ad.1 for ; Tue, 31 Oct 2023 10:16:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1698772593; x=1699377393; darn=gcc.gnu.org; h=content-transfer-encoding:in-reply-to:from:references:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=yOe2UkxnxjQz6JvSlF/BZn7HrKUteK3thPm4IpqRasg=; b=NJJv9LV3HdUk7pvUylBKW+58SeZ2BwtKYsP7v+s1SRPtfsTegi95mmBv6shMZGEZ1p pWYD8mnhqggoHutfAOQGaN+HGjrpdcBgiT6WVK01xf6i4Q4sHuHGWHnr/HSd3fkxKwfx RLY5L8FGSGHHV2YXnve4VD5o7LFEn/MT9u23OnXtKW3mfXfv9TaXhcX7phZcFtaX2H8Y IatepyrMaakuyku7MqLXnCc7dBW5rPpzqcvDnbmSKSymaiqqisPPviI7Y4urrSyriZSI 6V6sbp9MR1XiQirg/TzToUkFfEjhfNLxrjxwRw7dPx7+/hdgca96xHHIgU3zK0fZoef+ PYJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1698772593; x=1699377393; h=content-transfer-encoding:in-reply-to:from:references: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=yOe2UkxnxjQz6JvSlF/BZn7HrKUteK3thPm4IpqRasg=; b=r8roQE0pOZK5gzyVLpZA3Dp88YbCPUQ483VpLXNavxNOCnu8eJE19VVykRcUgIqtOJ mDoQmJFVK/DVJZuW3cz+x20IaRFy0+ig00A3pccha7ylElhHqyXzNQ/fpUgrpjX16slv Jz2Jk6ZfMbISsdJhZrVG+tEwNXa7eFLX8jr2AkzbzPDOVrRay9pkdqQTVh9LV6DXvpYq ebwd9Ay8k0fOkWHkadpWjZmHjS7npeCSRKYn9g3hBNFEjrcGbnkfOszd92qRyQ70Tqss SY/yeWJsnzp6EvszJ2Zpw3XlvU+HVkaIf5Ntsob8Z4Z/pmUVL6UMCEFZblJXJmgRZm++ 5CaA== X-Gm-Message-State: AOJu0YxH1ciNnTNjwm+XpL0StZHUHCAkV3cw9Tv1Oia6mxvNA+OZT5Tb +suOEQcrvrGuYff/1Gks1qh19A== X-Google-Smtp-Source: AGHT+IGpF58E6B6o2roDgUtn4erNvgRGdx1l8oYVaFdGWRi6CiaeLhasV247JSyHouXe5kK+sUN1gg== X-Received: by 2002:a17:903:1211:b0:1bb:994c:bc43 with SMTP id l17-20020a170903121100b001bb994cbc43mr12236301plh.18.1698772592742; Tue, 31 Oct 2023 10:16:32 -0700 (PDT) Received: from [10.0.17.156] ([12.44.203.122]) by smtp.gmail.com with ESMTPSA id i17-20020a170902eb5100b001cc29b5a2aesm1561877pli.254.2023.10.31.10.16.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 31 Oct 2023 10:16:32 -0700 (PDT) Message-ID: <6d92e096-3777-411d-86a3-34ec89bef826@rivosinc.com> Date: Tue, 31 Oct 2023 10:16:31 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [Committed 1/2] RISC-V: Let non-atomic targets use optimized amo loads/stores Content-Language: en-US To: Jeff Law , gcc-patches@gcc.gnu.org References: <20231031004929.1435217-1-patrick@rivosinc.com> <3c27765c-cc0f-47a0-ad55-7ad797291653@gmail.com> From: Patrick O'Neill In-Reply-To: <3c27765c-cc0f-47a0-ad55-7ad797291653@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,BODY_8BITS,DKIM_SIGNED,DKIM_VALID,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 10/31/23 06:05, Jeff Law wrote: > > > On 10/30/23 18:49, Patrick O'Neill wrote: >> Non-atomic targets are currently prevented from using the optimized >> fencing for >> seq_cst load/seq_cst store. This patch removes that constraint. >> >> gcc/ChangeLog: >> >>     * config/riscv/sync-rvwmo.md (atomic_load_rvwmo): Remove >>     TARGET_ATOMIC constraint >>     (atomic_store_rvwmo): Ditto. >>     * config/riscv/sync-ztso.md (atomic_load_ztso): Ditto. >>     (atomic_store_ztso): Ditto. >>     * config/riscv/sync.md (atomic_load): Ditto. >>     (atomic_store): Ditto. > OK > jeff Committed Patrick