From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from EUR02-DB5-obe.outbound.protection.outlook.com (mail-db5eur02on2062.outbound.protection.outlook.com [40.107.249.62]) by sourceware.org (Postfix) with ESMTPS id CD298384A441 for ; Thu, 4 Jul 2024 14:24:17 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CD298384A441 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=arm.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org CD298384A441 Authentication-Results: server2.sourceware.org; arc=pass smtp.remote-ip=40.107.249.62 ARC-Seal: i=3; a=rsa-sha256; d=sourceware.org; s=key; t=1720103060; cv=pass; b=Hp3N5H5j1G5gQffWwITjWnUgdu9g0Tcm4HRUMNA3Mn1hqUBvXZB/IlmjjqQGIaIINwDXm/xeSQNu8xpV4Qp4l2+kCI8UKFoFXKHlLHehBUVtuYmzSe1p8q59eEvwfFtFjfKyk5BFlcKxvVd3YVs4uC742N42bqBspMtm2TMyGcE= ARC-Message-Signature: i=3; a=rsa-sha256; d=sourceware.org; s=key; t=1720103060; c=relaxed/simple; bh=5qc/FZTGwoloyloQig/ETsBmOQIqixRNE3Ji2dfvgLg=; h=DKIM-Signature:DKIM-Signature:From:To:Subject:Date:Message-ID: MIME-Version; b=LDFyA9Eh/iJlQVnB+wr3f4kgks1F5c+bSSmVsmttqbftpeFdEeZm9602jaq5Mcbn0CZXiIEkhESMHXYNFC3P4VmMAcHCoYxGAv0YXwf+KyF36m5SIKduRsPGAtkORRruAelA5bAOGezjUdn5GwDEmWHvXg0BH9ersO9IvZs0fxI= ARC-Authentication-Results: i=3; server2.sourceware.org ARC-Seal: i=2; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=pass; b=iucZax6/NMNQGJG5ubmytXsVKly36L1KSnSMXYcZ3m7rJsMis1y6V8wzmeTXUWrB4ygnGeviTJRIfTb1y/BCrfAQi7obpri65elQI3JfclkyNwn4mhNew3sqLWhVdHElNZtbbHF8kZV62qk4szLxBPAOTWqaDorQzQdIc/FGTtysuynpU4/hn0Onnavpi6hBNUMFcdDirShntjfKOg+ivopPItkG7w4yzZHRWilLNmzvb+wJm03GcRn6lo+n2+V0nqG4cvD0JGxYCv5HP3aup4ZUYzR7Fqb86CkJbpF9ih+vCyp4ymsz0wAdImKIL7K7kYjrzVuMhkv+3Y2shMFFOA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=lgoknNafGvBEZsK9PdoZxJHxWE/uQSjZmQOQdLoKj5E=; b=WetepYOk1pFXcEzj3IEfYP9Qa8YR2ZafK8iQLZgNuY++iYecjw55+ZJW7mAQAbrBg49X7WfIFtmajD003AtafpR2uOfgf3OMAiyZPJwOu7n/3WbICjD9fSj6a6a41twIPG28lR/8oTbhYmFQgs0QzSvqnX0QTR3j56MMes0ToQI/boHqmxGgaDX4oV1E6Mv0WZBFwQ1DV8JB0qEk8FS/zmx0k2aqp2oSYehB4vktWpVDOH+IjddGsPb1Iuj1YMa1CWqultHdqpukdWf4t5u4axvpIzaq4DrVMp8URUeVToaCPKEZqyN3eN6EAwclcpB614rToNvOTV5nNOMZax8YRA== ARC-Authentication-Results: i=2; mx.microsoft.com 1; spf=pass (sender ip is 63.35.35.123) smtp.rcpttodomain=sourceware.org smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=pass (signature was verified) header.d=arm.com; arc=pass (0 oda=1 ltdi=1 spf=[1,1,smtp.mailfrom=arm.com] dmarc=[1,1,header.from=arm.com]) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arm.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lgoknNafGvBEZsK9PdoZxJHxWE/uQSjZmQOQdLoKj5E=; b=iyoI9lQ6/4QpAgkh6Fd9PEN9WcrrEVFenYVLguWUMcczxsvVugwormcOXprmsYfU2W18G+39cdmS9efOv2UVsQDeqCCSFlAW9785jUSk0kiIchuWJnMljYPY4pakpMHJvGlPPgByq2n/GAlwiyifHW75ZFtInlvGlw/IORFU/uM= Received: from AS9PR06CA0254.eurprd06.prod.outlook.com (2603:10a6:20b:45f::29) by PAWPR08MB9808.eurprd08.prod.outlook.com (2603:10a6:102:2ea::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.23; Thu, 4 Jul 2024 14:24:14 +0000 Received: from AMS0EPF000001B0.eurprd05.prod.outlook.com (2603:10a6:20b:45f:cafe::b4) by AS9PR06CA0254.outlook.office365.com (2603:10a6:20b:45f::29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.25 via Frontend Transport; Thu, 4 Jul 2024 14:24:14 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 63.35.35.123) smtp.mailfrom=arm.com; dkim=pass (signature was verified) header.d=arm.com;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 63.35.35.123 as permitted sender) receiver=protection.outlook.com; client-ip=63.35.35.123; helo=64aa7808-outbound-1.mta.getcheckrecipient.com; pr=C Received: from 64aa7808-outbound-1.mta.getcheckrecipient.com (63.35.35.123) by AMS0EPF000001B0.mail.protection.outlook.com (10.167.16.164) with Microsoft SMTP Server (version=TLS1_3, cipher=TLS_AES_256_GCM_SHA384) id 15.20.7741.18 via Frontend Transport; Thu, 4 Jul 2024 14:24:14 +0000 Received: ("Tessian outbound 04d7821d2c87:v359"); Thu, 04 Jul 2024 14:24:13 +0000 X-CheckRecipientChecked: true X-CR-MTA-CID: 496034653fccd782 X-CR-MTA-TID: 64aa7808 Received: from 0d27e5fb33f2.1 by 64aa7808-outbound-1.mta.getcheckrecipient.com id 732F3FF4-E978-4DE2-9FBE-CF5D2839F1A8.1; Thu, 04 Jul 2024 14:24:06 +0000 Received: from EUR05-VI1-obe.outbound.protection.outlook.com by 64aa7808-outbound-1.mta.getcheckrecipient.com with ESMTPS id 0d27e5fb33f2.1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384); Thu, 04 Jul 2024 14:24:06 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=hnm1v1tbnGRMyBCKqDz9bt+2Eh83xcF4RAI6rdHNJlsIHnC90Ytq27U9ykshx7bWNfyn9qnIIDMMUtZ9RCpBpliWWLGXTrakztA/Th0MDO3/aPwBa4UhZopVsD/lOBdI/L8REZt8iVW1BcEH8TquVkTZb3nxo8NEf5XdoVo2r2mcmIUPH7GjeyASPuqheYkOpg4x5rU5JwwB7Es9cGyAaLDOuvLskrEwRvIvi3cODPxLsxfznemfvlTwoxnNrTtAem2aJF6OkytLrVirv9NF1+QfOpaeYDxyxCcRkrdVujCfmaX+FS8NjXYb9TG8ErND0QYSLQ04JkKUz88kueYm6A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=lgoknNafGvBEZsK9PdoZxJHxWE/uQSjZmQOQdLoKj5E=; b=NYjwM6VsDCTV5r4ycejEO+Cf0ZlSTh0hiwHrziAI5oUe93+rXgm9u1/RADu4I2hq5vQgn9oDVb8uArPwx4rcCfeNeBp5MiyNhKlEdgmAt4YSHmPmDRErwQRNgqxtSvHPkFCMtdleSguD+32Ps491StOKBb0gYF3ZQ8+UdxlvbarLLmFdzIsqZJB0OEIUVUnQv64XpGNkQVE1DMx/mslpqkzjt5D8SuGmm1yCsxWfWBzl8aqf6dY9HUGJfPp2/FYSzWpYmp0MqglF6cpnOAVCJNKXa0snVJn8agniyhqsmheagMT6sbLfQ8zX1ecndgMrmFwLgXXP1SQPprYSLCiWNQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 40.67.248.234) smtp.rcpttodomain=sourceware.org smtp.mailfrom=arm.com; dmarc=pass (p=none sp=none pct=100) action=none header.from=arm.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=arm.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=lgoknNafGvBEZsK9PdoZxJHxWE/uQSjZmQOQdLoKj5E=; b=iyoI9lQ6/4QpAgkh6Fd9PEN9WcrrEVFenYVLguWUMcczxsvVugwormcOXprmsYfU2W18G+39cdmS9efOv2UVsQDeqCCSFlAW9785jUSk0kiIchuWJnMljYPY4pakpMHJvGlPPgByq2n/GAlwiyifHW75ZFtInlvGlw/IORFU/uM= Received: from AM0PR03CA0033.eurprd03.prod.outlook.com (2603:10a6:208:14::46) by DBBPR08MB6153.eurprd08.prod.outlook.com (2603:10a6:10:20e::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.29; Thu, 4 Jul 2024 14:24:03 +0000 Received: from AM4PEPF00027A5F.eurprd04.prod.outlook.com (2603:10a6:208:14:cafe::8) by AM0PR03CA0033.outlook.office365.com (2603:10a6:208:14::46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7741.27 via Frontend Transport; Thu, 4 Jul 2024 14:24:03 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 40.67.248.234) smtp.mailfrom=arm.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 40.67.248.234 as permitted sender) receiver=protection.outlook.com; client-ip=40.67.248.234; helo=nebula.arm.com; pr=C Received: from nebula.arm.com (40.67.248.234) by AM4PEPF00027A5F.mail.protection.outlook.com (10.167.16.74) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.7741.18 via Frontend Transport; Thu, 4 Jul 2024 14:24:02 +0000 Received: from AZ-NEU-EX03.Arm.com (10.251.24.31) by AZ-NEU-EX03.Arm.com (10.251.24.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Thu, 4 Jul 2024 14:23:59 +0000 Received: from PW070M4K.cambridge.arm.com (10.1.34.157) by mail.arm.com (10.251.24.31) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Thu, 4 Jul 2024 14:23:59 +0000 From: Matthieu Longo To: CC: Richard Earnshaw , Nick Clifton , Matthieu Longo Subject: [PATCH v1 3/4] aarch64: add STEP2 feature and its associated registers Date: Thu, 4 Jul 2024 15:23:37 +0100 Message-ID: <20240704142338.1582659-4-matthieu.longo@arm.com> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20240704142338.1582659-1-matthieu.longo@arm.com> References: <20240704142338.1582659-1-matthieu.longo@arm.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------2.45.1" Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 1 X-MS-TrafficTypeDiagnostic: AM4PEPF00027A5F:EE_|DBBPR08MB6153:EE_|AMS0EPF000001B0:EE_|PAWPR08MB9808:EE_ X-MS-Office365-Filtering-Correlation-Id: 45103e36-4de5-4124-90ea-08dc9c34fadd X-LD-Processed: f34e5979-57d9-4aaa-ad4d-b122a662184d,ExtAddr x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0;ARA:13230040|376014|1800799024|36860700013|82310400026; X-Microsoft-Antispam-Message-Info-Original: =?us-ascii?Q?ofQOIYYoL1XPZFdVNu6YHRz5fNQ/daRPyka2nUb/L1fp7Vwj1GbDa1S6Lax+?= =?us-ascii?Q?P09QDqYC2D+yAdG1BvW9fF3sxCJ28rYY8Kcl0ZtVujiDYK2NEkS0Mwef1ees?= =?us-ascii?Q?16YH5gCCX4GuyZsgubuhwDbTFZEQ+NAh3oPxJrZX0t3Y4HkG7mQ2pm7zT0oL?= =?us-ascii?Q?IMCJDXLBX4a4Hi33f2ILQBkyr6DwnUbV7UWsJ3Maq4thL2qbYTHD+HCPBzzw?= =?us-ascii?Q?xpbp7ZvyfhEGc19mGAj45g57bIAwqAG5GXYmEc+glltd6oHsZmIpwCPhFUho?= =?us-ascii?Q?n2H41kIamc9q2OhqrU5Lyu5CwQrbqZNu24h832bMGRlPXr7w0MkHEfVUYKPh?= =?us-ascii?Q?YT7RAfsjvYfmHqJ9EhETg3E/oLoo6tMpbGa1fp7QTQKHhobADwl3Ehn6vZwY?= =?us-ascii?Q?n08ssdLUYhwh+6v1ovMNnGjTKT6IOW5uVK32IF+gtrGIdDyyRQmpdeWTOu3u?= =?us-ascii?Q?lB//ravKnjHDFQkdKNX1jHR+VQwjuL7WYQVRT4Mz3pleovhzuEKAzYRgbDpy?= =?us-ascii?Q?dcLlP1O+uli4vpx93aewsZb6pkQYr2QH8v+ecrl3X6Zb1xxk1jYiShaUPffc?= =?us-ascii?Q?c7py8mLOZwbwfVBgBA8H0SC6Fo9yRgp4AwyEnbv5rJfkGxTZ/DkbTlfZ/i3P?= =?us-ascii?Q?MvVUioUBOdotxSPuPl/oFnh3J9waUD7l7CqW1zJwN3kmhm/iQI2IuOMHAOV+?= =?us-ascii?Q?wQMo4vin7yIguq83Yt00R8Vykun4X2lhFVpdWBKCzLJjt4gVmVYuVG9fwqEe?= =?us-ascii?Q?+ogmTDhs4oClbEfYlYwipP1B3qp/A/3k2HMyOC6X7eXRo7cufcPV9g1lKWxq?= =?us-ascii?Q?Zh9eh6j+dPMj83vR98A6qab+8/WFGyXIMHR780jiyD7P2Izd7uAlQbVzY0+a?= =?us-ascii?Q?i0MeFEL/A98LyRC34qOUZWSd9zQcSHsoxPEm62Co7EM4CUoHBjVW5V2CvseA?= =?us-ascii?Q?7YmZWuqTgh87vUDbpn6xMjFAZBEc/HExol6etYQJEEb3IKBukvUryurPKuAV?= =?us-ascii?Q?1ocuuXLKsSrAWLrFYYwhAduB1u7ciiI+uMS08IIxiPSZDoD3gH+L4TWHp9JG?= =?us-ascii?Q?Lgc1QxeF6A5esfykCHMKv7fvXDke4eNnD85/5lunlrTN3aRHjnhMOSa53KNJ?= =?us-ascii?Q?Se9nK+NGYbJaMUedd5gqToBZyDWmzr78npL3y/ih5bMdXANxlRsJZ66x+UH2?= =?us-ascii?Q?0NoPrKJnMQ19S21GaTsbxRdtIuE4ARC9zw3AUkYe72trUFNzom3rmUIxOis7?= =?us-ascii?Q?HGh2Q2wgVuv0kh45PYDWsJ86YmL+YhTueFOqJLtJgQt4bXcwqyiMTJ4dIio3?= =?us-ascii?Q?TEMXTaEHWga6mrVrYO5lRDikqK6/P8r0IC74tlIm+E0sQ9aMMn6xIAlqacwD?= =?us-ascii?Q?510w/6m5d/ElE9cDTZ0/5ANtQmwY8221wfDsmAG7Y+kUhmQJ5k6D2C5Pg4zG?= =?us-ascii?Q?KTXkyAH1BC4UCu61FdSHSMijof7UY88s?= X-Forefront-Antispam-Report-Untrusted: CIP:40.67.248.234;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:nebula.arm.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230040)(376014)(1800799024)(36860700013)(82310400026);DIR:OUT;SFP:1101; X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR08MB6153 X-MS-Exchange-Transport-CrossTenantHeadersStripped: AMS0EPF000001B0.eurprd05.prod.outlook.com X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id-Prvs: 26091df5-1ae0-4abb-8aa7-08dc9c34f442 X-Microsoft-Antispam: BCL:0;ARA:13230040|36860700013|1800799024|376014|35042699022|82310400026; X-Microsoft-Antispam-Message-Info: =?utf-8?B?VFFoZ3RaRUZ3MkthYk1JSUdRYjVqeFplTmo4VnFaY09IbENsMWhSZWRweXpP?= =?utf-8?B?enBqcTdka0NYdnBLY25iVjJBcUZsbEZzNGZsYzVFUXFPa0xXQWl5a3I3QVpT?= =?utf-8?B?OXJSS0ozSC82bk80aW9tRnhVYS93VWZwbTBkZDdlam8wbmhaUnZ0UmR5SXpj?= =?utf-8?B?TEo1eUtUL0dPU2Rpa3FYY05hZlJ2MC8vYnZ5Umw2QjhBRG5vNE4wR0VyazJG?= =?utf-8?B?RitoQVdQL0dRbjFUK0p2NGxDc2VxTUR1N09wTkdGS3ZWMkZqMWUwVDJCUDgw?= =?utf-8?B?SStMRy9laHFvSnpKVmhUOFJNZWhBajI0MVQvanFuOEcybUN6MUlpdnhVeUJC?= =?utf-8?B?d0N3RHZaMjJzUmtsRXJGVG1kcy85RjQzZXNXMks5ZEt3S0FHZGZtMDJ4NTNm?= =?utf-8?B?cUtwZXp6Z0lncnBRZHFPdFBHOGt2MHI2cW5CMHRiZ2xOTEcwZEU4Q0RQUGVl?= =?utf-8?B?VEFWclB2SUYvNFI4RzV0dDJGRlRVMy90U2JRVTFQVC9WcUVkZ25Iek5IL3FZ?= =?utf-8?B?M3JuRjY1b0hpSlFVMm5QRTF2RWNHTnVIazRNRFpMN2Q4OVgyZTF0aWl4dDMv?= =?utf-8?B?SS9JMkU2MkxQOVJzRkZMenZKbWMzNVBYMVRDTWs2c0ppU1FRM3p4S1MvMytr?= =?utf-8?B?ckpIVi9sdWxMaGJnMzV0VzVQUFlCanBKNWJDdDZaV1JzNzZQMDFPbDZpMDdU?= =?utf-8?B?S0g1SmVxSDRYeGc3YmFURHpWL1gzbGxEVmJJQnRzQ2NxNGVacnBmZjBabjRj?= =?utf-8?B?YzFQTjJHYS9kSVNBUHpRUjRjeEdSeUFlZ1VFYmU0eUFVU295V0NVNG5BdldE?= =?utf-8?B?d0lzNVZmd2Y2dlUwOTRPRS9TOHFiYktVdnl1azk4TEVzeENZbFpURTZkaGxt?= =?utf-8?B?YlQwWnZ2bHpPMzlneTFVeGI3Z2MybFdWekRZOGxTQTVWUVFCaUhsSC8yWGVF?= =?utf-8?B?WU9LeEZaWUQ2MFJxUHdBSW85M3RQbWhjRnRjZXpXcUlSdHgxa0RhSHZVR05x?= =?utf-8?B?TnBpbnZXMEZPSGRJSFcwZzY3UlNqajNwSFBTNHNSNGFlY1lpN1NiM2FHd2I5?= =?utf-8?B?NnFSaEJBbDRSdHh2MTArTHAzcU8zVys0cldOSVFuOHlWdlByMGxlcHVaZVZy?= =?utf-8?B?WTMyUGtVRmJrWk13L3k1RXlWUlRzQVRNMVh0dmRIRUcwbGpVcEhvUmtENlF1?= =?utf-8?B?UnNvK25sdTRXamRnekJOc0kxK3RzaUM5RFV5a0JFY0dWM3BxV0J0NGRLTHNZ?= =?utf-8?B?Mm9KL3lISS9LenlWVEEvV0NsOWxMUjhRTGI3NUYyYlYwbnI5N01qbmdScXk4?= =?utf-8?B?UUZQajczbWtTVlBIY0QrYW1Mc3YvNUcreGlrWWFKalZSNGNNdWZKRDBHV20w?= =?utf-8?B?Qm5DMnEyS3lhV3lWamlDQzVXSlZ0ZFAraXgxRnhaNFlDUHNnSmRPQlN6Y1dl?= =?utf-8?B?cEdTQ0NLMnN4OWxvR0pGU0lOeXVuQjRQM3poczAzNEdlcFkyU09jSGxBVmM1?= =?utf-8?B?YzluOEpLZEQ3aWZPdTJUQmxhb0YvVWFScVBOVTJyYW5haWpMUWpmQlVOQ0F6?= =?utf-8?B?c3JVT2Rja0hKNUgwbUQzckNTcG1Raks3dE5ld0crbVBuajJOWFo5ZUpOQi9E?= =?utf-8?B?SEo3ZjFvdmdtL1lUSDlkMVUvUXN4d000RUEzZ0E3Q29GSHM2YTA2QWcrdFM2?= =?utf-8?B?VDQ4aWRrNUxJaWdUSXdYV29nNzJJT1ZLRC9WOUlrSlpJRi9JYlcwUmhXOHN2?= =?utf-8?B?SkxxcmRTaDVBVVA4VnhmandnRVNXa1RpcTY5RkhmLzhnbzFxZ0N2T2hUakRW?= =?utf-8?B?L3hyemFVSFd4MU9pekN4Y21KN0p1anN6UHZmdjZsY3U4ZHMzUW9IOHA3WDhn?= =?utf-8?B?SXRYU0RId0dwOWl6Nkg2eXhwVEF2VDRQNEZiY2lyYUVNRHZISW1vbUQwTjNp?= =?utf-8?Q?c8+sWaYWnlfVBXTQhrluui7FPhqpVT8k?= X-Forefront-Antispam-Report: CIP:63.35.35.123;CTRY:IE;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:64aa7808-outbound-1.mta.getcheckrecipient.com;PTR:ec2-63-35-35-123.eu-west-1.compute.amazonaws.com;CAT:NONE;SFS:(13230040)(36860700013)(1800799024)(376014)(35042699022)(82310400026);DIR:OUT;SFP:1101; X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Jul 2024 14:24:14.0199 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 45103e36-4de5-4124-90ea-08dc9c34fadd X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: AMS0EPF000001B0.eurprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PAWPR08MB9808 X-Spam-Status: No, score=-11.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FORGED_SPF_HELO,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_NONE,TXREP,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: --------------2.45.1 Content-Type: text/plain; charset="UTF-8"; format=fixed Content-Transfer-Encoding: 8bit AArch64 defines new registers for the feature step2 (Enhanced Software Step Extension). step2 is an Armv9.5-A feature. This patch also adds relevant tests. Regression tested on aarch64-none-elf, and no regression found. --- .../aarch64/sysreg/armv9_5-a-sysregs-archv9_4-unsupported.l | 4 ++++ gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.d | 2 ++ gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.s | 3 +++ include/opcode/aarch64.h | 3 +++ opcodes/aarch64-sys-regs.def | 1 + 5 files changed, 13 insertions(+) --------------2.45.1 Content-Type: text/x-patch; name="v1-0003-aarch64-add-STEP2-feature-and-its-associated-regi.patch" Content-Transfer-Encoding: 8bit Content-Disposition: attachment; filename="v1-0003-aarch64-add-STEP2-feature-and-its-associated-regi.patch" diff --git a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs-archv9_4-unsupported.l b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs-archv9_4-unsupported.l index 66dd5e8558e..58e7f9b9c26 100644 --- a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs-archv9_4-unsupported.l +++ b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs-archv9_4-unsupported.l @@ -10,4 +10,8 @@ [^ :]+:[0-9]+: Error: selected processor does not support system register name 'spmzr_el0' [^ :]+:[0-9]+: Info: macro invoked from here [^ :]+:[0-9]+: Error: selected processor does not support system register name 'spmzr_el0' +[^ :]+:[0-9]+: Info: macro invoked from here +[^ :]+:[0-9]+: Error: selected processor does not support system register name 'mdstepop_el1' +[^ :]+:[0-9]+: Info: macro invoked from here +[^ :]+:[0-9]+: Error: selected processor does not support system register name 'mdstepop_el1' [^ :]+:[0-9]+: Info: macro invoked from here \ No newline at end of file diff --git a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.d b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.d index 1a6c3be8abb..c52142d3998 100644 --- a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.d +++ b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.d @@ -13,3 +13,5 @@ Disassembly of section \.text: .*: d53e5260 mrs x0, vsesr_el3 .*: d5139c80 msr spmzr_el0, x0 .*: d5339c80 mrs x0, spmzr_el0 +.*: d5100540 msr mdstepop_el1, x0 +.*: d5300540 mrs x0, mdstepop_el1 diff --git a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.s b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.s index 701a80ce903..e3ba989c88e 100644 --- a/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.s +++ b/gas/testsuite/gas/aarch64/sysreg/armv9_5-a-sysregs.s @@ -8,3 +8,6 @@ rw_sys_reg sys_reg=vsesr_el3 xreg=x0 r=1 w=1 /* System Performance Monitors Extension version 2. */ rw_sys_reg sys_reg=spmzr_el0 xreg=x0 r=1 w=1 + +/* Enhanced Software Step Extension. */ +rw_sys_reg sys_reg=mdstepop_el1 xreg=x0 r=1 w=1 diff --git a/include/opcode/aarch64.h b/include/opcode/aarch64.h index 4dc30193d40..dfed0a509b2 100644 --- a/include/opcode/aarch64.h +++ b/include/opcode/aarch64.h @@ -234,6 +234,8 @@ enum aarch64_feature_bit { AARCH64_FEATURE_SVE2p1, /* RCPC3 instructions. */ AARCH64_FEATURE_RCPC3, + /* Enhanced Software Step Extension. */ + AARCH64_FEATURE_STEP2, /* Checked Pointer Arithmetic instructions. */ AARCH64_FEATURE_CPA, /* FAMINMAX instructions. */ @@ -373,6 +375,7 @@ enum aarch64_feature_bit { | AARCH64_FEATBIT (X, FAMINMAX)\ | AARCH64_FEATBIT (X, E3DSE) \ | AARCH64_FEATBIT (X, SPMU2) \ + | AARCH64_FEATBIT (X, STEP2) \ ) /* Architectures are the sum of the base and extensions. */ diff --git a/opcodes/aarch64-sys-regs.def b/opcodes/aarch64-sys-regs.def index 4fbc65e32fd..cd2f1ac8516 100644 --- a/opcodes/aarch64-sys-regs.def +++ b/opcodes/aarch64-sys-regs.def @@ -573,6 +573,7 @@ SYSREG ("mdrar_el1", CPENC (2,0,1,0,0), F_REG_READ, AARCH64_NO_FEATURES) SYSREG ("mdscr_el1", CPENC (2,0,0,2,2), 0, AARCH64_NO_FEATURES) SYSREG ("mdselr_el1", CPENC (2,0,0,4,2), F_ARCHEXT, AARCH64_FEATURE (DEBUGv8p9)) + SYSREG ("mdstepop_el1", CPENC (2,0,0,5,2), F_ARCHEXT, AARCH64_FEATURE (STEP2)) SYSREG ("mecid_a0_el2", CPENC (3,4,10,8,1), 0, AARCH64_NO_FEATURES) SYSREG ("mecid_a1_el2", CPENC (3,4,10,8,3), 0, AARCH64_NO_FEATURES) SYSREG ("mecid_p0_el2", CPENC (3,4,10,8,0), 0, AARCH64_NO_FEATURES) --------------2.45.1--