From patchwork Tue Aug 8 13:40:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zeng Heng X-Patchwork-Id: 13346080 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6F631C001DB for ; Tue, 8 Aug 2023 13:44:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=K7GGVp8rZdELrolfn7kSAUZgqCOATznw2WeELyFYd7w=; b=C0JYUUiDXhBuPX moUulTJCVR89Gpi1sJixkv36RmMir8FRYavrfLRht7OsvyLk9tfGeQ+Kvf7iXrgke8bnCz9UWb5F9 m34HAcldvgGxei1QBDVJtfcV79CXZJoFLiIRS8t31/IQgOxfJ6pEjzqQPjoI+6ZA9ZLvCuk2/kT6E Edx7WaQbxpL/lDahRknsyFs2VkUbuHpiO7INRZjPQ3R2sO5z2I9Qq22Kq7ZqlD8avfXzD7B11+mUg xfOq7URE03bMJkk2F29MusCbTovuNdo/jEhiPJXFXucP0dLXUtS2D1UIJWkV16CnGuK8O6b4e1kr7 iKF2gqHxpF6RtPAbO94A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qTN05-002gDh-2G; Tue, 08 Aug 2023 13:43:53 +0000 Received: from szxga08-in.huawei.com ([45.249.212.255]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qTMzx-002g8W-14 for linux-arm-kernel@lists.infradead.org; Tue, 08 Aug 2023 13:43:47 +0000 Received: from kwepemi500024.china.huawei.com (unknown [172.30.72.54]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4RKvWQ6l4Vz1L9Dx; Tue, 8 Aug 2023 21:42:26 +0800 (CST) Received: from huawei.com (10.175.103.91) by kwepemi500024.china.huawei.com (7.221.188.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Tue, 8 Aug 2023 21:43:36 +0800 From: Zeng Heng To: , , , , CC: , , , Subject: [PATCH v2 1/5] kselftest/arm64: add float-point feature to hwcap test Date: Tue, 8 Aug 2023 21:40:32 +0800 Message-ID: <20230808134036.668954-2-zengheng4@huawei.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230808134036.668954-1-zengheng4@huawei.com> References: <20230808134036.668954-1-zengheng4@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.103.91] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500024.china.huawei.com (7.221.188.100) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230808_064345_999387_6A62B19A X-CRM114-Status: UNSURE ( 9.55 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the FP feature check in the set of hwcap tests. Signed-off-by: Zeng Heng --- tools/testing/selftests/arm64/abi/hwcap.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) -- 2.25.1 diff --git a/tools/testing/selftests/arm64/abi/hwcap.c b/tools/testing/selftests/arm64/abi/hwcap.c index 6a0adf916028..ec247587f2bf 100644 --- a/tools/testing/selftests/arm64/abi/hwcap.c +++ b/tools/testing/selftests/arm64/abi/hwcap.c @@ -39,6 +39,11 @@ static void cssc_sigill(void) asm volatile(".inst 0xdac01c00" : : : "x0"); } +static void fp_sigill(void) +{ + asm volatile("fmov s0, #1"); +} + static void ilrcpc_sigill(void) { /* LDAPUR W0, [SP, #8] */ @@ -235,6 +240,13 @@ static const struct hwcap_data { .cpuinfo = "cssc", .sigill_fn = cssc_sigill, }, + { + .name = "FP", + .at_hwcap = AT_HWCAP, + .hwcap_bit = HWCAP_FP, + .cpuinfo = "fp", + .sigill_fn = fp_sigill, + }, { .name = "LRCPC", .at_hwcap = AT_HWCAP,