From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) by sourceware.org (Postfix) with ESMTPS id 37EAB3858D20 for ; Mon, 22 May 2023 10:15:40 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 37EAB3858D20 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-lf1-x132.google.com with SMTP id 2adb3069b0e04-4f3b337e842so2884884e87.3 for ; Mon, 22 May 2023 03:15:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684750539; x=1687342539; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=IbMFL7nJl0W5ShgjUP28wuntqBaVhagDiVHJUP9987U=; b=HbCOUF9eBn5vGDQuIxcCrOcMDWWkCmjq+qAjXpT3ZMzIq2eiH+amic3xfS+2PkkIXW J9wInp8tIV73ByYFynYHoxsZSVRWWoylhfjf7Sw91Mk05p+OvUT01aJT9xhJjr75dzwi 1eI9DKY3iRCcuwr7w216EW58D9/44VAWhgUyqRRBPY7q0KelNpz0FFyskpkpRx012tN4 DmAZziA5MfnuBlaJMKm5iyXxn2OlgVb77qmYn2vPy/kX3JeoBdyt6bMURvv3zc4XiB9D 3lD90bHFRNM6Ld9bCHq5Wl5+BXqJYvYrryjH7BawPTZi/jsCNYdooYK5/Z7sOMnKgflA AWzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684750539; x=1687342539; h=content-transfer-encoding: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=IbMFL7nJl0W5ShgjUP28wuntqBaVhagDiVHJUP9987U=; b=Ix94Awi+fr7U/ISTGcky3iTDAOIzRjZFYSDSwbn3G3ChY7u4ixX+CshnX9R145zc4v FsxOWOaksA0O09YvqyyRsAl1fwla6x4TTmlGXYUNF4eFK7P2/2+T3C5ygE776vAlmD2E tcIn7o2PsgMX0e2muACp7iraQtlX2Rhz61L+dtZVmcEIoQKclV5F5fnVbBfIVqivsTMu JcDdSWPFb7FnPTHV6deMY6SOyC7J+qdH596qOo250dlkcLfqCMIF1H+1JKjo9zxHKKzf 73+p/a5MTNSJvt+0ysuiRxmsDRay+KnnNT00gt6LjTR+rbY9aXE/HBXPchk+xrUEmHP7 kbMw== X-Gm-Message-State: AC+VfDxVjKveacX3QKoEVMJuYtD8+Nnsay80qOwoiZ8MUsZzbAnMBbmk CTmWWk7odLLOzG8r8fMmMdnCr2BblkibeqB933ZyLPXX X-Google-Smtp-Source: ACHHUZ4wwQyVlEa82IgWoD1UZspLFQrImYB+5EiUqeIEPoJsYAYEoUoD13L5QOlyCwNGk5hH/azHUrqBbmSH+Cz5RGA= X-Received: by 2002:ac2:5ece:0:b0:4f4:a656:246f with SMTP id d14-20020ac25ece000000b004f4a656246fmr853383lfq.18.1684750538561; Mon, 22 May 2023 03:15:38 -0700 (PDT) MIME-Version: 1.0 References: <91be1ec3-de85-04cc-0d9f-d3aa69f075dc@ventanamicro.com> <20230502032401.A270320418@pchp3.se.axis.com> <0bd369c5-cd8b-fa67-ef12-a3ee264f6a64@gmail.com> In-Reply-To: From: Richard Biener Date: Mon, 22 May 2023 12:15:26 +0200 Message-ID: Subject: Re: [committed] Enable LRA on several ports To: "Maciej W. Rozycki" Cc: Jeff Law , Hans-Peter Nilsson , Jeff Law , gcc-patches@gcc.gnu.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-1.6 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,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 Fri, May 19, 2023 at 1:45=E2=80=AFPM Maciej W. Rozycki wrote: > > On Tue, 2 May 2023, Jeff Law via Gcc-patches wrote: > > > Well, I'd say that my plan would be to deprecate any target that is not > > converted by the end of this development cycle. So the change keeps cr= is from > > falling into that bucket. > > As I noted in the other thread it is highly unlikely I will make it with > the VAX target in this release cycle, owing to the catastrophic breakage > of the exception unwinder, recently discovered, which I consider higher > priority as a show-stopper for important software such as current GDB. I > will appreciate your taking this into consideration. You might end up with VAX working fine with reload for GCC 14 but marked as deprecated. You then have the full next cycle to GCC 15 to improve the code quality with LRA - note that reload is likely removed early in the development cycle. > That written the VAX target does build its target libraries with `-mlra'= , > but there are ICE regressions in the test suite and overall code produced > is brown paperbag quality. And removing `-mno-lra' before that has been > sorted will make making LRA match old reload quality much tougher. You can always compare to GCC 14 then or even work based off the release branch. Richard. > Maciej