From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by sourceware.org (Postfix) with ESMTPS id B41D33858C31 for ; Wed, 3 May 2023 14:14:53 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org B41D33858C31 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=rivosinc.com Received: by mail-pf1-x42c.google.com with SMTP id d2e1a72fcca58-64115eef620so5061894b3a.1 for ; Wed, 03 May 2023 07:14:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20221208.gappssmtp.com; s=20221208; t=1683123292; x=1685715292; h=content-transfer-encoding:mime-version:message-id:to:from:cc :in-reply-to:subject:date:from:to:cc:subject:date:message-id :reply-to; bh=vwP+rAsHuKs18/6AMw5YVoEGkGM9J7X6JF1NqJZDYwE=; b=a+FDL2rXqwHOGrweNJ2dAN+BzInv99nrDu39jWfoxleMuUugi7RKyz/B+LVUPmJDfy w/zC27I2iQrWowVmj3OXqitVJ26hA7RXuEn4GplPTGEtuxsKL9PxRGgPBlqHt+KSwPzc 4jPPiKTx2cropxbgFkJVSGUY6BWqdmtCspTDO25BWLIq0xGDfvFG2df51IEivRRryYRi OW1f7V1Z4fJEzMVW6x2QZD1LLo4aHPoz/PkwVsslrtzcSbCIEu+NwmLpjXgfAP84omQ4 MZNE39c9zw2e924phua6Qx9wy5yDh5WBocYy3t9DnpJDuGvYXdpyaPrwDptRmBXcs8+s 6RuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1683123292; x=1685715292; h=content-transfer-encoding:mime-version:message-id:to:from:cc :in-reply-to:subject:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=vwP+rAsHuKs18/6AMw5YVoEGkGM9J7X6JF1NqJZDYwE=; b=XvfxDg4kK97rfdddDkXqGOFnEZ9aA1JLUTfLZ5ueV3Cz2EZJmWLfR2WuBEwr6cQUSc Yb7MWY07AkY/f9du1dmbLOQq37vSEMD64vGlVhF4Edzcay5WxI6lGIWlaHPchrRNqOpR mVH55HabLWN+rDu8X3vu2jItdzhfNHiQyC37MkVRjBECo/HPG2EqXxW6OdaIjBUjnOLE GZRaJQoxPhCQ8UBlOq6bmpX4AR2FvpuB3qSZM+vUBpTskf9eEayXm1r8oX4oPUKBsb8T fVRmIo76QSEdLF3525gvFe5gRJYj0JJHocNUls6EJWnCuCMYzfEKFSRGaaywATEiLTHd 20Zg== X-Gm-Message-State: AC+VfDyrqqG68GPVsO9KDhcEPn5M3yncDFTho7MzsCfd3J/5OcalCPei SFZD0lqgVwaufztbmigg72/KqA== X-Google-Smtp-Source: ACHHUZ4V3PAyA4RnG3M7Gj8eXpQDzkMiJeK+VlRKIkSI7nbVc4y/EywdvaJa7vx4A1I5CHaV+AdYYQ== X-Received: by 2002:a17:903:1208:b0:1aa:d235:6dd4 with SMTP id l8-20020a170903120800b001aad2356dd4mr161121plh.19.1683123292506; Wed, 03 May 2023 07:14:52 -0700 (PDT) Received: from localhost ([135.180.227.0]) by smtp.gmail.com with ESMTPSA id d23-20020a170902aa9700b001a634e79af0sm4997695plr.283.2023.05.03.07.14.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 May 2023 07:14:51 -0700 (PDT) Date: Wed, 03 May 2023 07:14:51 -0700 (PDT) X-Google-Original-Date: Wed, 03 May 2023 07:14:49 PDT (-0700) Subject: Re: [committed] RISCV: Inline subword atomic ops In-Reply-To: CC: jeffreyalaw@gmail.com, Patrick O'Neill , gcc-patches@gcc.gnu.org, Kito Cheng , david.abd@gmail.com, schwab@linux-m68k.org From: Palmer Dabbelt To: richard.guenther@gmail.com Message-ID: Mime-Version: 1.0 (MHng) Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00,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 Wed, 03 May 2023 02:49:41 PDT (-0700), richard.guenther@gmail.com wrote: > On Wed, May 3, 2023 at 8:33 AM Jeff Law via Gcc-patches > wrote: >> >> >> >> On 5/2/23 14:34, Patrick O'Neill wrote: >> > Is this OK for a backport to GCC-13 as well? >> Let me sync with Richi & Jakub. They're the release managers and this >> doesn't fall under the usual rules for things that can be backported. > > I would guess that most distros have these patches backported (SUSE has > that to both 12 and 13), so it wouldn't make much of a difference. Since That'd be my argument, too. The distros that don't have this probably have something scarier, like an implicit default to -latomic. > this is backend specific and RISCV is neither primary nor secondary > it's up to the target maintainer discretion to bend the rules. Fair, though we're trying to at least pretend we're playing by the rules... ;) > Richard. > >> jeff