From patchwork Thu Apr 9 02:56:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vineet Gupta X-Patchwork-Id: 38789 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 [149.117.87.133]) by sourceware.org (Postfix) with ESMTPS id 2AE1D394443F for ; Thu, 9 Apr 2020 02:56:39 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 2AE1D394443F Received: from mailhost.synopsys.com (sv2-mailhost1.synopsys.com [10.205.2.133]) (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 61356C033A; Thu, 9 Apr 2020 02:56:38 +0000 (UTC) Received: from vineetg-Latitude-7400.internal.synopsys.com (unknown [10.13.183.89]) by mailhost.synopsys.com (Postfix) with ESMTP id 94031A00BB; Thu, 9 Apr 2020 02:56:37 +0000 (UTC) From: Vineet Gupta To: libc-alpha@sourceware.org Cc: linux-snps-arc@lists.infradead.org, Vineet Gupta Subject: [PATCH v5 14/14] Documentation for ARC port Date: Wed, 8 Apr 2020 19:56:15 -0700 Message-Id: <20200409025615.27003-15-vgupta@synopsys.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200409025615.27003-1-vgupta@synopsys.com> References: <20200409025615.27003-1-vgupta@synopsys.com> MIME-Version: 1.0 X-Spam-Status: No, score=-22.9 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, 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-List-Received-Date: Thu, 09 Apr 2020 02:56:40 -0000 Signed-off-by: Vineet Gupta --- NEWS | 9 +++++++++ README | 1 + manual/install.texi | 5 +++++ 3 files changed, 15 insertions(+) diff --git a/NEWS b/NEWS index 14fd59a16a2d..6d17b6a0a087 100644 --- a/NEWS +++ b/NEWS @@ -17,6 +17,15 @@ Major new features: - rv32imafdc ilp32 - rv32imafdc ilp32d +* Support for Synpsys ARC HS cores (ARCv2 ISA) running Linux. + + 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+ (64-bit time and offsets) + + Both Little and Big-Endian supported + 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..d0f0edb3930a 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