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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE24EC433F5 for ; Tue, 19 Apr 2022 11:25:27 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id A424D4B22C; Tue, 19 Apr 2022 07:25:27 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 2p6AgnyiZSRe; Tue, 19 Apr 2022 07:25:26 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 9CEE34A193; Tue, 19 Apr 2022 07:25:26 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 60FCE40B6C for ; Tue, 19 Apr 2022 07:25:25 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id sxjw+eoMQvT5 for ; Tue, 19 Apr 2022 07:25:24 -0400 (EDT) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 3648E4B20E for ; Tue, 19 Apr 2022 07:25:24 -0400 (EDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 6F14BB817FB; Tue, 19 Apr 2022 11:25:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A6FAAC385A5; Tue, 19 Apr 2022 11:25:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1650367522; bh=gpXYwwHjBWECYd9glOg05wFHftQryu8V/UpzngQGl4Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qEzzxLjdiOogtWlbfRAL/EU2RwJrbiZZrvq45nNHrRWJ6alH6nJAl4QNYqnuPa/Lc Q4xk6WWtg/BbZx9RhME4hqD6JrHtjQfK3eosQHALGdjwBTIqfEjBG3wVbzAMOpAh86 f5sRvOxZUKe31TzPQQw/JDY6YSdaeJvDUTJ1L9q7QgJqtporpvDBFaJ8hkj17fp4uV K+Rej2jJ6DDA1UMoOgST2IYueYV60onN/C+hbqv/QKecSWmRHep8QgDYlptaxE2K2S s80+xzylOp3jXk+JOk6nurFevx3dREzb0MWZErOuAMFQenq8dWerMEeyAnPsSflMiF kJ0f9al1VQDeg== From: Mark Brown To: Catalin Marinas , Will Deacon , Marc Zyngier , Shuah Khan , Shuah Khan Subject: [PATCH v14 28/39] kselftest/arm64: Add manual encodings for SME instructions Date: Tue, 19 Apr 2022 12:22:36 +0100 Message-Id: <20220419112247.711548-29-broonie@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220419112247.711548-1-broonie@kernel.org> References: <20220419112247.711548-1-broonie@kernel.org> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1715; h=from:subject; bh=gpXYwwHjBWECYd9glOg05wFHftQryu8V/UpzngQGl4Q=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBiXpt9ghFiAICiyGmVpz7+92Crrpgc79fXtr+9TOpN 2gK/qxKJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCYl6bfQAKCRAk1otyXVSH0PHDB/ 4vFkeVNZoQKR+0RdQCX55npyDQalLwxRinrjb+VgVuIvV+MEdSJVPgx9RRwMTwy94DMwPDS9ue2iGe KCaexD0jRGIDxoVGEdmHRYwjmA7FnODZwCCpRUzqQ9xp7pLzP0xzoRCw8KjtMY3eaQXmEOB7D8NSeJ vDUC1P9vhz+fa/bBXbZudALuSqLSQzaonlG4tW8eEOVttQYJkVPHYVcBGHSZ/H76BHWBVKiOYQzyDB Z4PwqCwnbG8fv4x25Yva6md72SUaVOETAsZpWX++am0FusNFgGUG96N/HUagNxsMAcISoFAKThFgF6 EtrgMKepiPPTgjsnhaL3AMRcYLt5w3 X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Cc: Basant Kumar Dwivedi , Luis Machado , Szabolcs Nagy , Mark Brown , linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, Alan Hayward , kvmarm@lists.cs.columbia.edu, Salil Akerkar , Luca Salabrino X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu As for the kernel so that we don't have ambitious toolchain requirements to build the tests manually encode some of the SVE instructions. Signed-off-by: Mark Brown Reviewed-by: Shuah Khan Acked-by: Catalin Marinas --- tools/testing/selftests/arm64/fp/sme-inst.h | 51 +++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 tools/testing/selftests/arm64/fp/sme-inst.h diff --git a/tools/testing/selftests/arm64/fp/sme-inst.h b/tools/testing/selftests/arm64/fp/sme-inst.h new file mode 100644 index 000000000000..7191e53ca1c0 --- /dev/null +++ b/tools/testing/selftests/arm64/fp/sme-inst.h @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (C) 2021-2 ARM Limited. +// Original author: Mark Brown + +#ifndef SME_INST_H +#define SME_INST_H + +/* + * RDSVL X\nx, #\imm + */ +.macro rdsvl nx, imm + .inst 0x4bf5800 \ + | (\imm << 5) \ + | (\nx) +.endm + +.macro smstop + msr S0_3_C4_C6_3, xzr +.endm + +.macro smstart_za + msr S0_3_C4_C5_3, xzr +.endm + +.macro smstart_sm + msr S0_3_C4_C3_3, xzr +.endm + +/* + * LDR (vector to ZA array): + * LDR ZA[\nw, #\offset], [X\nxbase, #\offset, MUL VL] + */ +.macro _ldr_za nw, nxbase, offset=0 + .inst 0xe1000000 \ + | (((\nw) & 3) << 13) \ + | ((\nxbase) << 5) \ + | ((\offset) & 7) +.endm + +/* + * STR (vector from ZA array): + * STR ZA[\nw, #\offset], [X\nxbase, #\offset, MUL VL] + */ +.macro _str_za nw, nxbase, offset=0 + .inst 0xe1200000 \ + | (((\nw) & 3) << 13) \ + | ((\nxbase) << 5) \ + | ((\offset) & 7) +.endm + +#endif -- 2.30.2 _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm