From patchwork Thu Oct 1 16:33:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florian Weimer X-Patchwork-Id: 40611 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 D0170398B89C; Thu, 1 Oct 2020 16:33:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D0170398B89C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1601570019; bh=m9jGQNZV73o0fR548BsarWMjzlfhvcHCVrKyW2WAnBU=; h=To:Subject:In-Reply-To:References:Date:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=PQSyyuyzw6DxVzf/3td4mCtf7zAZBvSmSsvKUvXz3xQZk95VNd89qLA9f74xMYqle D8st/Qe41wC9joe12sNkIWI2ZpV6TushP7bFfZR92QhnMkVa355Z12JPpjTy4L0g3t fmGXkZ16T/nPH9HWlwGhBQl8m+tICyazwuJLGoKc= 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 [216.205.24.124]) by sourceware.org (Postfix) with ESMTP id B6E8F398B837 for ; Thu, 1 Oct 2020 16:33:37 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org B6E8F398B837 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-551-tMf0JyGyMf-270wQTAv2xg-1; Thu, 01 Oct 2020 12:33:33 -0400 X-MC-Unique: tMf0JyGyMf-270wQTAv2xg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C68A95708B for ; Thu, 1 Oct 2020 16:33:31 +0000 (UTC) Received: from oldenburg2.str.redhat.com (ovpn-114-84.ams2.redhat.com [10.36.114.84]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 391CA19931 for ; Thu, 1 Oct 2020 16:33:31 +0000 (UTC) To: libc-alpha@sourceware.org Subject: [PATCH 18/28] powerpc64le: Add glibc-hwcaps support In-Reply-To: References: Message-Id: <01faff4932d02c7e3224b50a1cdb5956354b1fc2.1601569371.git.fweimer@redhat.com> Date: Thu, 01 Oct 2020 18:33:29 +0200 User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-11.4 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H5, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) 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 Errors-To: libc-alpha-bounces@sourceware.org Sender: "Libc-alpha" The "power10" and "power9" subdirectories are selected. --- .../powerpc/powerpc64/le/dl-hwcaps-subdirs.c | 34 +++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c diff --git a/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c b/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c new file mode 100644 index 0000000000..496daf0fa0 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c @@ -0,0 +1,34 @@ +/* Architecture-specific glibc-hwcaps subdirectories. powerpc64le version. + Copyright (C) 2020 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include +#include + +const char _dl_hwcaps_subdirs[] = "power10:power9"; + +int32_t +_dl_hwcaps_subdirs_active (void) +{ + if (GLRO (dl_hwcap2) & PPC_FEATURE2_ARCH_3_1) + return 3; + + if (GLRO (dl_hwcap2) & PPC_FEATURE2_ARCH_3_00) + return 1; + + return 0; +}