From patchwork Thu Nov 17 11:41:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 625898 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5B534C433FE for ; Thu, 17 Nov 2022 11:42:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239439AbiKQLly (ORCPT ); Thu, 17 Nov 2022 06:41:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239401AbiKQLlp (ORCPT ); Thu, 17 Nov 2022 06:41:45 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2424E58BFE for ; Thu, 17 Nov 2022 03:41:45 -0800 (PST) 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 C91AFB81FFE for ; Thu, 17 Nov 2022 11:41:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B9C41C433D6; Thu, 17 Nov 2022 11:41:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668685302; bh=CumGgYdfm6kFPjk0CvYkXsehkmA9pVF0C9/Mp2ysaRk=; h=From:To:Cc:Subject:Date:From; b=aPBeF/4/yvWbVoSBFgEdiptYBjOVKeof3SfZRU0YZ9C74vwdCmrLLaqYUMZ9wKXbA WzI8aCB1uh4rj0JCXs2xUU5GtG6Z8QWBCJJWfHX7C6mwlYupjk97LXJfJgrI9K+B5a NAeRYPLF2l4QWdzbX9hd/LuKL8/cNns9rx0awHUxwxWU1MvZwmjDRnMTb+gJrXN9kd 8kwarQT5vsEw0XmSvCu1Am6BOAzGJrKdB8mro2iSm5m4KJii01WK3PBScwhiG0OEfC qZjep8cfqms9Wmf+ZHVxAMEVyew4z49gEHp+KW3rLvSTf0+8ZwgxcZY9/bsJWpwa4F 5SBUyiUycLtvA== From: Mark Brown To: Catalin Marinas , Will Deacon , Shuah Khan Cc: linux-arm-kernel@lists.infradead.org, linux-kselftest@vger.kernel.org, Mark Brown Subject: [PATCH v1] kselftest/arm64: Use preferred form for predicate load/stores Date: Thu, 17 Nov 2022 11:41:30 +0000 Message-Id: <20221117114130.687261-1-broonie@kernel.org> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1140; i=broonie@kernel.org; h=from:subject; bh=CumGgYdfm6kFPjk0CvYkXsehkmA9pVF0C9/Mp2ysaRk=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBjdh3pgiaeFbMSNNCguTWUAMMm18O1tepoINUzmRcY G5pA4emJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCY3Yd6QAKCRAk1otyXVSH0As1CA CBg/IegvtqSIEerlDzMd+2aYwHEonuqHxk0mzdXj4wvCjG5z1gw0Khar9fxJbZJKRIbpgzzcCM4BHF 5eI4XOJTP+rOfyFetWeuJDqmHZXAz8iStKPgoslDdD7p6N8o1g6NK1USHAAbZKJmnrlE9K2sC58XUD LTNy++feWEGbkHdFSw5jLVpgVGTL2Eucwk1yQxgGbTb32raQVYeXRbDz6+eIPGfLmNWn8kQm50R9pT eaSjnNnOwdYWiiQk7L28w71spDTLncOGGzAMSp9glzE7eMEpEiVMun3p2grARlFEvAxYEE96lLM+xo tAr+eC/JTbP5e/LC3wT/wi5f9WV4sw X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org The preferred form of the str/ldr for predicate registers with an immediate of zero is to omit the zero, and the clang built in assembler rejects the zero immediate. Drop the immediate. Signed-off-by: Mark Brown --- tools/testing/selftests/arm64/abi/syscall-abi-asm.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) base-commit: 30a0b95b1335e12efef89dd78518ed3e4a71a763 diff --git a/tools/testing/selftests/arm64/abi/syscall-abi-asm.S b/tools/testing/selftests/arm64/abi/syscall-abi-asm.S index b523c21c2278..acd5e9f3bc0b 100644 --- a/tools/testing/selftests/arm64/abi/syscall-abi-asm.S +++ b/tools/testing/selftests/arm64/abi/syscall-abi-asm.S @@ -153,7 +153,7 @@ do_syscall: // Only set a non-zero FFR, test patterns must be zero since the // syscall should clear it - this lets us handle FA64. ldr x2, =ffr_in - ldr p0, [x2, #0] + ldr p0, [x2] ldr x2, [x2, #0] cbz x2, 2f wrffr p0.b @@ -298,7 +298,7 @@ do_syscall: cbz x2, 1f ldr x2, =ffr_out rdffr p0.b - str p0, [x2, #0] + str p0, [x2] 1: // Restore callee saved registers x19-x30