From patchwork Fri Mar 13 03:04:19 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vineet Gupta X-Patchwork-Id: 38553 Return-Path: X-Original-To: libc-alpha@sourceware.org Delivered-To: libc-alpha@sourceware.org Received: from smtprelay-out1.synopsys.com (smtprelay-out1.synopsys.com [149.117.73.133]) by sourceware.org (Postfix) with ESMTPS id 955CE3AA8025 for ; Fri, 13 Mar 2020 03:04:33 +0000 (GMT) Received: from mailhost.synopsys.com (sv1-mailhost2.synopsys.com [10.205.2.132]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by smtprelay-out1.synopsys.com (Postfix) with ESMTPS id D3057402BA; Fri, 13 Mar 2020 03:04:32 +0000 (UTC) Received: from vineetg-Latitude-E7450.internal.synopsys.com (unknown [10.13.182.230]) by mailhost.synopsys.com (Postfix) with ESMTP id A5A4AA007C; Fri, 13 Mar 2020 03:04:32 +0000 (UTC) From: Vineet Gupta To: libc-alpha@sourceware.org Cc: linux-snps-arc@lists.infradead.org, Vineet Gupta Subject: [PATCH v4 15/15] Documentation for ARC port Date: Thu, 12 Mar 2020 20:04:19 -0700 Message-Id: <20200313030419.15843-16-vgupta@synopsys.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200313030419.15843-1-vgupta@synopsys.com> References: <20200313030419.15843-1-vgupta@synopsys.com> MIME-Version: 1.0 X-Spam-Status: No, score=-27.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, SPF_HELO_NONE, SPF_PASS 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-List-Received-Date: Fri, 13 Mar 2020 03:04:35 -0000 Signed-off-by: Vineet Gupta --- NEWS | 11 +++++++++++ README | 1 + manual/install.texi | 5 +++++ 3 files changed, 17 insertions(+) diff --git a/NEWS b/NEWS index b03681eb1462..fd1ef4f56429 100644 --- a/NEWS +++ b/NEWS @@ -17,6 +17,17 @@ Major new features: - rv32imafdc ilp32 - rv32imafdc ilp32d +* Support for ARC HS cores running Linux has been contributed by Synopsys. + + Port requires atleast + - binutils-2.32 (binutils-2_31-branch: commit 6ce881c15fc4, 2018-10-04) + - gcc 8.3 (gcc-8-stable: commit 0d5ba57508c5, 2019-01-29) + - Linux kernel 5.1+ + + ISA: ARCv2 + ABI: 32-bit, soft-float, LE: /lib/ld-linux-arc.so.2 (compatible with + hard-float builds) + Deprecated and removed features, and other changes affecting compatibility: [Add deprecations, removals and changes affecting compatibility here] diff --git a/README b/README index cee86ab178cf..73b4f9f3c907 100644 --- a/README +++ b/README @@ -24,6 +24,7 @@ The GNU C Library supports these configurations for using Linux kernels: aarch64*-*-linux-gnu alpha*-*-linux-gnu + arc-*-linux-gnu arm-*-linux-gnueabi csky-*-linux-gnuabiv2 hppa-*-linux-gnu diff --git a/manual/install.texi b/manual/install.texi index 71bf47cac659..c4b11e4e7973 100644 --- a/manual/install.texi +++ b/manual/install.texi @@ -507,6 +507,9 @@ the newest version of the compiler that is known to work for building release time, GCC 9.2.1 is the newest compiler verified to work to build @theglibc{}. +For ARC architecture builds, GCC 8.3 is needed which has the necessary +fixes to support @theglibc{}. + For multi-arch support it is recommended to use a GCC which has been built with support for GNU indirect functions. This ensures that correct debugging information is generated for functions selected by IFUNC resolvers. This @@ -528,6 +531,8 @@ No other assembler or linker has the necessary functionality at the moment. As of release time, GNU @code{binutils} 2.32 is the newest verified to work to build @theglibc{}. +ARC architecture needs @code{binutils} 2.32 for TLS related fixes. + @item GNU @code{texinfo} 4.7 or later