From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oa1-x2c.google.com (mail-oa1-x2c.google.com [IPv6:2001:4860:4864:20::2c]) by sourceware.org (Postfix) with ESMTPS id 503343858D35 for ; Thu, 1 Dec 2022 16:05:51 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 503343858D35 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-oa1-x2c.google.com with SMTP id 586e51a60fabf-142b72a728fso2618612fac.9 for ; Thu, 01 Dec 2022 08:05:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=CbT34Sfd3sgW02OwuvAIiiuXpkLEAyAT+3PTk6AUygA=; b=PQZ4QRItV5u5I5nyM8edlWiVk67I5BPUYgA+pQUCUBRep/GrjeIAsc2N6E2vR2JrgZ wfz17yg4kDxMmPd0f36aAVtPfoeoEp1xm+JToXEgw23BHQoc4nQCbbt6h04aOb7pvbgg tPjxBGNGG9Q1/7DsgAsQJn3OPA4EE3+8QzV7Yng3IZYIj9B2S0pSvFR03hP9Qe3CrBg0 1EnbGB8cyPY4C9kDDB2k9artUTkCSohfwNcA/Kw+KoRuQ64CCSNxOv48amEj+oWsI7BO oMKow14xgw7iUJm/l9y0VYNjfZV9OCkan7wqa1w5DyxB4SWQXlb9KyrmHoSE9i5gC7lV c6PA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=CbT34Sfd3sgW02OwuvAIiiuXpkLEAyAT+3PTk6AUygA=; b=FjETVnPC/892ts6jcb2MR5S8QlKk1M3RHefyWhdCk+uxLbOkEHSIICYI7gvAa0PJ73 Sy0UNXdne9Gmao1T6KrOv2MEMFu/UiIJWgwzYdwLUgj21wJTie4cUv3+Cdk70nrV9Eiz DJcuAaozfmOyZguYRq4j43xcNfjw+TmagUo/pd9Z8QTcQaB+3u+obZzuoGe3w6PU02dl sdQL9AE/+vuLh8OnaamCv1hKLqm5yHMTNxuInij+77rxBDEYx09EvcH4/cU6RRuyQneP 8FTd1KZfpBzyFZu1pyLRB/+mJSh928jYxm6+W1avV4El0kLGf8NGPA8JbtSWM8dneosI /PCA== X-Gm-Message-State: ANoB5pnm3kHOOng3csZZNgiBEoawM0xb3deBx4JF5qyrIa/hUe89Ohx0 dj4PmP1BRTcZTVWYPYFKttUYoIgYWg7E/rQv5g4= X-Google-Smtp-Source: AA0mqf61E6ulY6i0XP/BwOJxLTLas/lXXcUC7igXzQ28R4KAqyc1dg3h6DhzdC+vIfGMMR/alEHUdtXVlNV0Fn9v3O0= X-Received: by 2002:a05:6871:83:b0:142:7cce:ba1b with SMTP id u3-20020a056871008300b001427cceba1bmr31906718oaa.11.1669910750359; Thu, 01 Dec 2022 08:05:50 -0800 (PST) MIME-Version: 1.0 References: <0d2a7894-2540-4eb8-b400-59a5e8408f19@gmail.com> In-Reply-To: From: Kito Cheng Date: Fri, 2 Dec 2022 00:05:38 +0800 Message-ID: Subject: Re: [PATCH] RISC-V: Add attributes for VSETVL PASS To: Palmer Dabbelt Cc: jeffreyalaw@gmail.com, juzhe.zhong@rivai.ai, gcc-patches@gcc.gnu.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,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: LGTM, and committed to trunk! On Tue, Nov 29, 2022 at 4:54 PM Kito Cheng wrote: > > > >>> Yeah, I personally want to support RVV intrinsics in GCC13. As RVV > > >>> intrinsic is going to release soon next week. > > >> > > >> OK, that's fine with me -- I was leaning that way, and I think Jeff only > > >> had a weak opposition. Are there any more changes required outside the > > >> RISC-V backend? Those would be the most controversial and are already > > >> late, but if it's only backend stuff at this point then I'm OK taking > > >> the risk for a bit longer. > > >> > > >> Jeff? > > > It's not ideal, but I can live with the bits going into gcc-13 as long > > > as they don't bleed out of the RISC-V port. > > > > Ya, that's kind of what happens every release though (and not just in > > GCC, it's that way for everything). Maybe for gcc-14 we can commit to > > taking the stage1/stage3 split seriously in RISC-V land? > > > > It's early enough that nobody should be surprised, and even if we don't > > need to do it as per the GCC rules we're going to go crazy if we keep > > letting things go until the last minute like this. I think the only > > real fallout we've had so far was the B stuff in binutils, but we've > > been exceedingly close to broken releases way too many times and it's > > going to bite us at some point. > > I hope we can follow GCC development rule in GCC 14 too, we don't have enough > engineer resource and community in RISC-V GNU land before, but now we have > more people join the development work and review work, so I believe that > could be improved next year. > > > > Hi Jeff: > > Thanksgiving holiday is over, but I guess it's never too late to say thanks. > Thank you for joining the RISC-V world and helping review lots of patches :)