Message ID | 20220428180630.6715-1-palmer@rivosinc.com |
---|---|
State | Committed |
Headers |
Return-Path: <gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org> X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 5882A3949090 for <patchwork@sourceware.org>; Thu, 28 Apr 2022 18:23:24 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by sourceware.org (Postfix) with ESMTPS id E9879385DC2D for <gcc-patches@gcc.gnu.org>; Thu, 28 Apr 2022 18:23:06 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org E9879385DC2D 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-pl1-x62f.google.com with SMTP id n8so5100721plh.1 for <gcc-patches@gcc.gnu.org>; Thu, 28 Apr 2022 11:23:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20210112.gappssmtp.com; s=20210112; h=subject:date:message-id:mime-version:content-transfer-encoding:cc :from:to; bh=71IVigOClU/42xmVIogM+vBrCbLicND5CPecD5UcseI=; b=cDJkuVb9poPpCFda3bJbnPJfwYiRsSAta43+amHA8+n48erh4+Hnqp5BhmQC9juggx EKSVZXEPjWDiAWTg1ay0Mz6aNO9s34vXTw+BgEhGkINnqSXe1KHCJeHxgs/X6xKCjBJn 9ChyQGK3gQ9LnwxvzNhx9uu5TKP0rLFZ5a4JG0ofs6srYolPMPjFOVGUDlOYT2VZriDa wzcIrCZM3k85U35bpXjEyqQnL+fLBNcPQyzICIAm/nqBSLaxthi6vwF5xo9VB6GQ9iyZ SnZXtVOWkM5FnzcEosdyFsi7bgVs3smKZmGvX0AQ9xWr7f/Ho7XdkP43ByVoNe7pBDxU psXQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:date:message-id:mime-version :content-transfer-encoding:cc:from:to; bh=71IVigOClU/42xmVIogM+vBrCbLicND5CPecD5UcseI=; b=gZ2uaUWSI+/sqZQAElYcsGET8cNH0j4V95MqIM3N3d/cfebX0gaNyhovt8ejvA/I2i XgIG7trP94a1hwSzSrfqQ0mxTjclxOQXXAyX9b/19nVkBCWZW9gvSGJHX6EtLTOenx9W uJIeG7EjgeyFNfsdKJaFXdnCYhXGUw5Wynz1nRHgmTLbJCkr9HEmoJ6ADS9aDKRCOhvR nC0xdtw+wwGwojhlsQ2XU5tGn88YEjXxHsr3VQO+2pp1/nEDIaM2FeDJC4aSOvabSUdR HFbbaghD47iIENqgMcdAxrYvbf9UipvQyhWPbeeDNJJMzGz/c3fbR3jw8q73aycP8tkt 637Q== X-Gm-Message-State: AOAM530xiDN6SDZSMS/w6V7pUMncyuQMJJecbtsWbUU/jBiAnbSeBFuP xnQ5ffu8NBxiu1NZ1lYePe7H6Q== X-Google-Smtp-Source: ABdhPJwWTPZEfvPU42/u/RZli+4qxG2oQra7RAPWgXAZxnEmu6dgT2IHp9C8uw19733mjScxo2bgzQ== X-Received: by 2002:a17:902:9b94:b0:156:2c08:14a5 with SMTP id y20-20020a1709029b9400b001562c0814a5mr34510048plp.60.1651170185839; Thu, 28 Apr 2022 11:23:05 -0700 (PDT) Received: from localhost ([12.3.194.138]) by smtp.gmail.com with ESMTPSA id mj19-20020a17090b369300b001d29a04d665sm11129811pjb.11.2022.04.28.11.23.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 28 Apr 2022 11:23:04 -0700 (PDT) Subject: [wwwdocs] gcc-12/changes.html: Document the RISC-V libstdc++ -latomic detection Date: Thu, 28 Apr 2022 11:06:31 -0700 Message-Id: <20220428180630.6715-1-palmer@rivosinc.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Palmer Dabbelt <palmer@rivosinc.com> To: Kito Cheng <kito.cheng@gmail.com>, gcc-patches@gcc.gnu.org X-Spam-Status: No, score=-12.3 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list <gcc-patches.gcc.gnu.org> List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe> List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/> List-Post: <mailto:gcc-patches@gcc.gnu.org> List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help> List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>, <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe> Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" <gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org> |
Series |
[wwwdocs] gcc-12/changes.html: Document the RISC-V libstdc++ -latomic detection
|
|
Commit Message
Palmer Dabbelt
April 28, 2022, 6:06 p.m. UTC
--- IMO this one is worth documenting too, not sure if it's too late for gcc-12's docs (due to those branch commits) so I haven't committed it yet to avoid any fallout. --- htdocs/gcc-12/changes.html | 3 +++ 1 file changed, 3 insertions(+)
Comments
LGTM, I think document what we really did in GCC 12 is never too late :P On Fri, Apr 29, 2022 at 2:23 AM Palmer Dabbelt <palmer@rivosinc.com> wrote: > > --- > IMO this one is worth documenting too, not sure if it's too late for > gcc-12's docs (due to those branch commits) so I haven't committed it > yet to avoid any fallout. > --- > htdocs/gcc-12/changes.html | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html > index e9f132c0..e8a9cea2 100644 > --- a/htdocs/gcc-12/changes.html > +++ b/htdocs/gcc-12/changes.html > @@ -746,6 +746,9 @@ function Multiply (S1, S2 : Sign) return Sign is > support architecture testing marco and <code>-march=</code> parsing.</li> > <li>The option <code>-mtune=thead-c906</code> is added to tune for T-HEAD > c906 cores.</li> > + <li>libstdc++'s no longer attempts to detect built-in atomics, > + distributions that have out-of-tree workarounds for > + <code>-latomic</code> should check their ABIs again.</li> > </li> > </ul> > > -- > 2.34.1 >
On Tue, 10 May 2022 18:34:33 PDT (-0700), Kito Cheng wrote: > LGTM, I think document what we really did in GCC 12 is never too late :P OK, committed. > > > > On Fri, Apr 29, 2022 at 2:23 AM Palmer Dabbelt <palmer@rivosinc.com> wrote: >> >> --- >> IMO this one is worth documenting too, not sure if it's too late for >> gcc-12's docs (due to those branch commits) so I haven't committed it >> yet to avoid any fallout. >> --- >> htdocs/gcc-12/changes.html | 3 +++ >> 1 file changed, 3 insertions(+) >> >> diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html >> index e9f132c0..e8a9cea2 100644 >> --- a/htdocs/gcc-12/changes.html >> +++ b/htdocs/gcc-12/changes.html >> @@ -746,6 +746,9 @@ function Multiply (S1, S2 : Sign) return Sign is >> support architecture testing marco and <code>-march=</code> parsing.</li> >> <li>The option <code>-mtune=thead-c906</code> is added to tune for T-HEAD >> c906 cores.</li> >> + <li>libstdc++'s no longer attempts to detect built-in atomics, >> + distributions that have out-of-tree workarounds for >> + <code>-latomic</code> should check their ABIs again.</li> >> </li> >> </ul> >> >> -- >> 2.34.1 >>
On Wed, 11 May 2022, Kito Cheng via Gcc-patches wrote:
> LGTM, I think document what we really did in GCC 12 is never too late :P
Totally. And thanks for doing this, Palmer.
I went ahead and made two editorial changes per the patch below
which I pushed.
Gerald
commit 87fb03bc6ce3e190ba74215a9aad5021e263185a
Author: Gerald Pfeifer <gerald@pfeifer.com>
Date: Sun May 22 00:23:09 2022 +0200
gcc-12: Editorial changes for RISC-V
diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html
index 0eae78ff..3b94378e 100644
--- a/htdocs/gcc-12/changes.html
+++ b/htdocs/gcc-12/changes.html
@@ -817,8 +817,8 @@ function Multiply (S1, S2 : Sign) return Sign is
support architecture testing marco and <code>-march=</code> parsing.</li>
<li>The option <code>-mtune=thead-c906</code> is added to tune for T-HEAD
c906 cores.</li>
- <li>libstdc++'s no longer attempts to detect built-in atomics,
- distributions that have out-of-tree workarounds for
+ <li>libstdc++ no longer attempts to detect built-in atomics.
+ Distributions that have out-of-tree workarounds for
<code>-latomic</code> should check their ABIs again.</li>
</li>
</ul>
diff --git a/htdocs/gcc-12/changes.html b/htdocs/gcc-12/changes.html index e9f132c0..e8a9cea2 100644 --- a/htdocs/gcc-12/changes.html +++ b/htdocs/gcc-12/changes.html @@ -746,6 +746,9 @@ function Multiply (S1, S2 : Sign) return Sign is support architecture testing marco and <code>-march=</code> parsing.</li> <li>The option <code>-mtune=thead-c906</code> is added to tune for T-HEAD c906 cores.</li> + <li>libstdc++'s no longer attempts to detect built-in atomics, + distributions that have out-of-tree workarounds for + <code>-latomic</code> should check their ABIs again.</li> </li> </ul>