From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4C573CDB474 for ; Tue, 17 Oct 2023 07:33:25 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 1AFA586BD7; Tue, 17 Oct 2023 09:33:24 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=fail (p=quarantine dis=none) header.from=andestech.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Received: by phobos.denx.de (Postfix, from userid 109) id A8D9B86C2D; Tue, 17 Oct 2023 09:33:22 +0200 (CEST) Received: from Atcsqr.andestech.com (60-248-80-70.hinet-ip.hinet.net [60.248.80.70]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 7B1D386AA8 for ; Tue, 17 Oct 2023 09:33:19 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=quarantine dis=none) header.from=andestech.com Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=ycliang@andestech.com Received: from mail.andestech.com (ATCPCS16.andestech.com [10.0.1.222]) by Atcsqr.andestech.com with ESMTP id 39H7XBZT078909; Tue, 17 Oct 2023 15:33:11 +0800 (+08) (envelope-from ycliang@andestech.com) Received: from swlinux02 (10.0.15.183) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.498.0; Tue, 17 Oct 2023 15:33:11 +0800 Date: Tue, 17 Oct 2023 15:30:22 +0800 From: Leo Liang To: Yu Chien Peter Lin CC: , , , Subject: Re: [PATCH] riscv: Add Zbb support for building U-Boot Message-ID: References: <20230809104930.7462-1-peterlin@andestech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20230809104930.7462-1-peterlin@andestech.com> User-Agent: Mutt/2.2.10 (e0e92c31) (2023-03-25) X-Originating-IP: [10.0.15.183] X-DNSRBL: X-MAIL: Atcsqr.andestech.com 39H7XBZT078909 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean On Wed, Aug 09, 2023 at 06:49:30PM +0800, Yu Chien Peter Lin wrote: > This patch adds ISA string to the -march to generate zbb instructions > for U-Boot binaries, along with optimized string functions introduced > from Linux kernel. > > Signed-off-by: Yu Chien Peter Lin > --- > arch/riscv/Kconfig | 92 +++++++++++++++++++++++++++++ > arch/riscv/Makefile | 5 +- > arch/riscv/include/asm/string.h | 18 ++++++ > arch/riscv/lib/Makefile | 3 + > arch/riscv/lib/strcmp_zbb.S | 81 +++++++++++++++++++++++++ > arch/riscv/lib/strlen_zbb.S | 101 ++++++++++++++++++++++++++++++++ > arch/riscv/lib/strncmp_zbb.S | 94 +++++++++++++++++++++++++++++ > 7 files changed, 393 insertions(+), 1 deletion(-) > create mode 100644 arch/riscv/lib/strcmp_zbb.S > create mode 100644 arch/riscv/lib/strlen_zbb.S > create mode 100644 arch/riscv/lib/strncmp_zbb.S Reviewed-by: Leo Yu-Chi Liang