From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 97643 invoked by alias); 1 May 2017 14:13:48 -0000 Mailing-List: contact gnu-gabi-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Post: List-Help: List-Subscribe: Sender: gnu-gabi-owner@sourceware.org Received: (qmail 96874 invoked by uid 89); 1 May 2017 14:13:47 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Checked: by ClamAV 0.99.2 on sourceware.org X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.1 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,RCVD_IN_SORBS_SPAM,SPF_PASS autolearn=ham version=3.3.2 spammy=dje.gcc@gmail.com, djegccgmailcom, U*dje.gcc, sk:dje.gcc X-Spam-Status: No, score=-2.1 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,RCVD_IN_SORBS_SPAM,SPF_PASS autolearn=ham version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on sourceware.org X-Spam-Level: X-Spam-User: qpsmtpd, 2 recipients X-HELO: mail-qt0-f182.google.com Received: from mail-qt0-f182.google.com (HELO mail-qt0-f182.google.com) (209.85.216.182) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 01 May 2017 14:13:46 +0000 Received: by mail-qt0-f182.google.com with SMTP id y33so90073190qta.2; Mon, 01 May 2017 07:13:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=Zq7Ef974v7cRXHpEVwr+g3hx63f6AKeJJL0OIGPa+yw=; b=V91cskdnir49Zu5cqWK/2uuV+1nvvAkTvkDJ/ETsjC/bhCd93wKbD0HpWFMmDBK9vE WV2B6qja5AZY8ZuDuaig+lqCSE76h1R8+oX7PkbxbSEv0FZX3S515NIbBrXpAn4fLznB 5AUIeycq6+FksZtjcJijfnwd7aRQ9HDTcHL7eFhATDVQzK6FgL/v8KiRetmrt0xLOoNG VdW5XSDkbzF6tKkZJUajAMZyqpa0qSDzXK/pia2J5iDGeuZUteHKPIJZxVxMA5rYaWxx FHyYfQlNEysyg4EmNd6YnVT8xG9DDxlNMLVxIkEZn4IeMXGuaPoqHHcZor9VtOyNC83G 6swA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=Zq7Ef974v7cRXHpEVwr+g3hx63f6AKeJJL0OIGPa+yw=; b=m3m7V/O8LQt0XkNsfzY4VBv9eGVTKcJuF7xcJ8Q+QqKmbKvlYEeJtzN/HzoXpzoHV5 Z606ynOiao+6q78kMFQHWUp1hrtWyXTYM8TxhEED4Vk/4BVXoskRSV0g51A/k5p9gOCC oZgpvEG2pM0zFZdry4znXQ7ZkKSzDqKEIxAFxQLvtgVH0tscgkWzZPRYmeyjMl+MReFZ bH0NRFM9PSb3KETVROqRbVJyUbF9VVspv7kB6oUJ4KUvsiOJjJP3l08rGv8moIOy7dxo 1MNYjqQ60bvfZ5s83foE4q7oddBPoBW6w2d2ve2aNy5vRaNTOo4ny2yDj41vIScK+l2G kMPw== X-Gm-Message-State: AN3rC/5w3axka8fCMNFqyDhDLktSDur7vu0B57dVsA+i2Z2fYZUB/wMT 4y6scy9qPHbSVCbNd41V96SKLHAkAQ== X-Received: by 10.237.53.42 with SMTP id a39mr24970235qte.40.1493648027307; Mon, 01 May 2017 07:13:47 -0700 (PDT) MIME-Version: 1.0 Received: by 10.12.185.150 with HTTP; Mon, 1 May 2017 07:13:46 -0700 (PDT) In-Reply-To: <8737cosnym.fsf@localhost.localdomain.i-did-not-set--mail-host-address--so-tickle-me> References: <8737cosnym.fsf@localhost.localdomain.i-did-not-set--mail-host-address--so-tickle-me> From: David Edelsohn Date: Sun, 01 Jan 2017 00:00:00 -0000 Message-ID: Subject: Re: Reducing code size of Position Independent Executables (PIE) by shrinking the size of dynamic relocations section To: Rafael Avila de Espindola Cc: Binutils Development , Alan Modra , Florian Weimer , Cary Coutant , Sriraman Tallam , gnu-gabi@sourceware.org, Xinliang David Li , Sterling Augustine , Paul Pluzhnikov , Ian Lance Taylor , "H.J. Lu" , Rahul Chaudhry , Luis Lozano , Peter Collingbourne , Rui Ueyama Content-Type: text/plain; charset=UTF-8 X-SW-Source: 2017-q2/txt/msg00012.txt.bz2 GNU ld supports earlier versions of AIX XCOFF, so one can look at that code. The current documentation for XCOFF is https://www.ibm.com/support/knowledgecenter/ssw_aix_72/com.ibm.aix.files/XCOFF.htm - David On Mon, May 1, 2017 at 9:31 AM, Rafael Avila de Espindola wrote: > Where is it documented? > > Thanks, > Rafael > > David Edelsohn writes: > >> AIX uses relative relocations and generates position independent >> executables by default. The design of the AIX linker might provide >> some additional inspiration. >> >> Thanks, David