From patchwork Fri Jan 7 08:59:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Weimer X-Patchwork-Id: 49689 Return-Path: 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 ABE463857C48 for ; Fri, 7 Jan 2022 09:00:07 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org ABE463857C48 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1641546007; bh=MoU7iIOVtJSwlmR9ARVr12A4IAX5UOsjT/ypiBzb2hQ=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:Cc:From; b=UaMLpGgwZP6lbn14mPyLvahrcbpSaGBTx0GV2gSywRjX0F0nOTMIL15SGeHyMVjmz XouygYgQqW913520oXacq+ZOfgwU4+trZvGtX891l+o3LEZX6Ra1cOSyvMJXGGkpWg tjXHaHUtYnJy86Nz99IA1QG/aY8zcBpnay8tHU4M= X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id E46E83858421 for ; Fri, 7 Jan 2022 08:59:46 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org E46E83858421 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-372-WnFo0gtYPJa8Grp8qQUW2A-1; Fri, 07 Jan 2022 03:59:43 -0500 X-MC-Unique: WnFo0gtYPJa8Grp8qQUW2A-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 2B7C81800D50; Fri, 7 Jan 2022 08:59:42 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.39.192.102]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0A4E17AB5D; Fri, 7 Jan 2022 08:59:40 +0000 (UTC) To: libc-alpha@sourceware.org Subject: [PATCH] Restore ENTRY_POINT definition on hppa, ia64 (bug 28749) Date: Fri, 07 Jan 2022 09:59:38 +0100 Message-ID: <87zgo79b0l.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-14.2 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=unavailable autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Florian Weimer via Libc-alpha From: Florian Weimer Reply-To: Florian Weimer Cc: danglin@gcc.gnu.org Errors-To: libc-alpha-bounces+patchwork=sourceware.org@sourceware.org Sender: "Libc-alpha" ENTRY_POINT is still needed for elf/rtld.c. Fixes commit 4fb4e7e821e3 ("csu: Always use __executable_start in gmon-start.c"). --- sysdeps/hppa/entry.h | 8 ++++++++ sysdeps/ia64/entry.h | 8 ++++++++ 2 files changed, 16 insertions(+) diff --git a/sysdeps/hppa/entry.h b/sysdeps/hppa/entry.h new file mode 100644 index 0000000000..f88bb5689d --- /dev/null +++ b/sysdeps/hppa/entry.h @@ -0,0 +1,8 @@ +extern void _start (void); + +/* Lives in libgcc.so and canonicalizes function pointers for comparison. */ +extern unsigned int __canonicalize_funcptr_for_compare (unsigned int fptr); + +/* The function's entry point is stored in the first word of the + function descriptor (plabel) of _start(). */ +#define ENTRY_POINT __canonicalize_funcptr_for_compare((unsigned int)_start) diff --git a/sysdeps/ia64/entry.h b/sysdeps/ia64/entry.h new file mode 100644 index 0000000000..9ae8b8615c --- /dev/null +++ b/sysdeps/ia64/entry.h @@ -0,0 +1,8 @@ +#include +#include + +extern void _start (void); + +/* The function's entry point is stored in the first word of the + function descriptor (plabel) of _start(). */ +#define ENTRY_POINT ELF_PTR_TO_FDESC (_start)->ip