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 X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0FCC7C2D0A3 for ; Fri, 6 Nov 2020 05:15:22 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7B0A920756 for ; Fri, 6 Nov 2020 05:15:21 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="nEovAbYX" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7B0A920756 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=BBDPwjLMKxBHtrZPasM5smWC4mJog/MmLOS9ZaUvXzo=; b=nEovAbYX/lXKrDPJ4f0heKbaz iusGzxxUU0Wc3LZdngQkbfUa4HH2r+CQwZh25mh77v1vLwSlVVU0HtUU2VZHRdLzZhiKXywbk6CSy /XzH8s2BsDqZQjXE9kbppi5v6XD8uOLsXH67UjAYeAkmf3iRfxRW8MdaNUIGspHP6Lr42aDlqHoFK xT7xh5MUx3iHEXKPigsfPnc/7IfawmWR88zXy2TonFKk7Yu62PNF/zbe6LY1Uw+jOaUk7vJg4RHLp upR3LVVct7OLEUnPaxBeAzbzUOPTcSkkBJ5xgUCbJwGo4gQy0auxZq4/2rmJgndSMIMeOHQsmhiy/ iZZhteW6Q==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kau5L-0006Jv-Tu; Fri, 06 Nov 2020 05:14:51 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kau5J-0006Ij-OP for linux-arm-kernel@lists.infradead.org; Fri, 06 Nov 2020 05:14:50 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: aratiu) with ESMTPSA id 4535D1F46669 From: Adrian Ratiu To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 1/2] arm: lib: xor-neon: remove unnecessary GCC < 4.6 warning Date: Fri, 6 Nov 2020 07:14:35 +0200 Message-Id: <20201106051436.2384842-2-adrian.ratiu@collabora.com> X-Mailer: git-send-email 2.29.0 In-Reply-To: <20201106051436.2384842-1-adrian.ratiu@collabora.com> References: <20201106051436.2384842-1-adrian.ratiu@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201106_001449_960388_9124C12E X-CRM114-Status: GOOD ( 12.39 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Nick Desaulniers , Russell King , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, Nathan Chancellor , kernel@collabora.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Nathan Chancellor Drop warning because kernel now requires GCC >= v4.9 after commit 6ec4476ac825 ("Raise gcc version requirement to 4.9"). Reported-by: Nick Desaulniers Signed-off-by: Nathan Chancellor Signed-off-by: Adrian Ratiu --- arch/arm/lib/xor-neon.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/arch/arm/lib/xor-neon.c b/arch/arm/lib/xor-neon.c index b99dd8e1c93f..e1e76186ec23 100644 --- a/arch/arm/lib/xor-neon.c +++ b/arch/arm/lib/xor-neon.c @@ -19,15 +19,8 @@ MODULE_LICENSE("GPL"); * -ftree-vectorize) to attempt to exploit implicit parallelism and emit * NEON instructions. */ -#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6) +#ifdef CONFIG_CC_IS_GCC #pragma GCC optimize "tree-vectorize" -#else -/* - * While older versions of GCC do not generate incorrect code, they fail to - * recognize the parallel nature of these functions, and emit plain ARM code, - * which is known to be slower than the optimized ARM code in asm-arm/xor.h. - */ -#warning This code requires at least version 4.6 of GCC #endif #pragma GCC diagnostic ignored "-Wunused-variable" -- 2.29.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel