From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-4.0 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 3A9521F405 for ; Fri, 21 Dec 2018 14:32:32 +0000 (UTC) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:cc:subject:in-reply-to:message-id :references:mime-version:content-type; q=dns; s=default; b=MppWf YLdfbKqYf6lFa6JmwqgzvMEXchbvyO0dQzGx4dKGEoO9et6B5tWiz2La45LS0KUD 5NsvCGk6fRv3Oiw/XWoMEkghAMPCbaxzooVwoMiGtdQeom5Em5InOzDoEntO358y KTWqM51M/gdU+WUV29HHp6TUIz4fr8+qR7vztE= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:cc:subject:in-reply-to:message-id :references:mime-version:content-type; s=default; bh=Rnf9NAxyMoJ B7JKzg+K8K/O8YOA=; b=pttbKquQKQwUxtHlIfIvOSNHiEZLxJSiACGfgoIESnK SU554AEoF9rvVjXzdewYyWXj0WtcOhVM6DB79qT1l4OD2MAtL8AdG+Y1DvTHdpqi JGCck2NU5tICFFricNJNFK/deZwJqVaTih679/4xmkX8zti3y2Wh7vXzcur2GbM8 = Received: (qmail 19162 invoked by alias); 21 Dec 2018 14:32:29 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Received: (qmail 19144 invoked by uid 89); 21 Dec 2018 14:32:28 -0000 Authentication-Results: sourceware.org; auth=none X-HELO: relay1.mentorg.com Date: Fri, 21 Dec 2018 14:32:18 +0000 From: Joseph Myers To: Vineet Gupta CC: , Subject: Re: [PATCH 00/21] glibc port to ARC processors In-Reply-To: <0f83e63b-dc21-0809-9295-1dde08ab3cc7@synopsys.com> Message-ID: References: <1545167083-16764-1-git-send-email-vgupta@synopsys.com> <0f83e63b-dc21-0809-9295-1dde08ab3cc7@synopsys.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" On Fri, 21 Dec 2018, Vineet Gupta wrote: > is due to linkage of a generic libgcc routine fp-bit.c I'd suggest moving from fp-bit to soft-fp in libgcc (soft-fp is a lot faster, see the 2006 GCC Summit proceedings, though of course you may wish to do your own benchmarking on ARC), which would probably avoid that issue (though if very concerned about about code size, soft-fp is a bit larger). But the "?" in localplt.data would still make sense as long as the GCC versions using fp-bit there are supported for building the ARC glibc port. -- Joseph S. Myers joseph@codesourcery.com