From patchwork Tue Jul 18 21:11:45 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13317706 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 66E9DC04A94 for ; Tue, 18 Jul 2023 21:11:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231218AbjGRVL5 (ORCPT ); Tue, 18 Jul 2023 17:11:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230373AbjGRVLy (ORCPT ); Tue, 18 Jul 2023 17:11:54 -0400 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 14711198D; Tue, 18 Jul 2023 14:11:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1689714713; x=1721250713; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=VqCLuF6+Bx4Auyc0wAAAKOAjCrnRB30KAZm7eJddByA=; b=jwqKRkE7HhrTu7FparjZwQUPbpFkbKVmIxz5AqrV3l+1HIKfwhJ5LAvg eN4Xd5esP5ONPU3MNtW/OUmgNbIPVwmqC8pOgoS1KKLxrHZAGLLooWDgq D7G0+SP8zOc/b7HPqpksSFWnzyD10x7Ri81pzhjkkH6OQnuumVncpgEFT e6ShWoXChIkSEYU4qLkoCfVCGDH38SX0d0KsTZXnrx3HYUgwhyUapfbxC t/ElpWzaJgScvduqFGuwi3FSB6e/bh+2yoxsce4LK06NpcX/fxFyghG8d OlMC/0Ho2Xd0Fs3oUQAIj0roV/eT4lDtoibfGxMCFTJ29dKenKCVrIv3s g==; X-IronPort-AV: E=McAfee;i="6600,9927,10775"; a="432495861" X-IronPort-AV: E=Sophos;i="6.01,215,1684825200"; d="scan'208";a="432495861" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jul 2023 14:11:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10775"; a="753469037" X-IronPort-AV: E=Sophos;i="6.01,215,1684825200"; d="scan'208";a="753469037" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga008.jf.intel.com with ESMTP; 18 Jul 2023 14:11:42 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id BDADD33B; Wed, 19 Jul 2023 00:11:49 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Shuah Khan , David Gow , Daniel Latypov , "Steven Rostedt (Google)" , Bjorn Helgaas , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, linux-trace-kernel@vger.kernel.org Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Brendan Higgins , Mark Rutland , Lorenzo Pieralisi , Sudeep Holla , Masami Hiramatsu , Andrew Morton Subject: [PATCH v4 2/4] x86/asm: Replace custom COUNT_ARGS() & CONCATENATE() implementations Date: Wed, 19 Jul 2023 00:11:45 +0300 Message-Id: <20230718211147.18647-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230718211147.18647-1-andriy.shevchenko@linux.intel.com> References: <20230718211147.18647-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org Replace custom implementation of the macros from args.h. Signed-off-by: Andy Shevchenko --- arch/x86/include/asm/rmwcc.h | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/arch/x86/include/asm/rmwcc.h b/arch/x86/include/asm/rmwcc.h index 7fa611216417..4b081e0d3306 100644 --- a/arch/x86/include/asm/rmwcc.h +++ b/arch/x86/include/asm/rmwcc.h @@ -2,12 +2,7 @@ #ifndef _ASM_X86_RMWcc #define _ASM_X86_RMWcc -/* This counts to 12. Any more, it will return 13th argument. */ -#define __RMWcc_ARGS(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _n, X...) _n -#define RMWcc_ARGS(X...) __RMWcc_ARGS(, ##X, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0) - -#define __RMWcc_CONCAT(a, b) a ## b -#define RMWcc_CONCAT(a, b) __RMWcc_CONCAT(a, b) +#include #define __CLOBBERS_MEM(clb...) "memory", ## clb @@ -48,7 +43,7 @@ cc_label: c = true; \ #define GEN_UNARY_RMWcc_3(op, var, cc) \ GEN_UNARY_RMWcc_4(op, var, cc, "%[var]") -#define GEN_UNARY_RMWcc(X...) RMWcc_CONCAT(GEN_UNARY_RMWcc_, RMWcc_ARGS(X))(X) +#define GEN_UNARY_RMWcc(X...) CONCATENATE(GEN_UNARY_RMWcc_, COUNT_ARGS(X))(X) #define GEN_BINARY_RMWcc_6(op, var, cc, vcon, _val, arg0) \ __GEN_RMWcc(op " %[val], " arg0, var, cc, \ @@ -57,7 +52,7 @@ cc_label: c = true; \ #define GEN_BINARY_RMWcc_5(op, var, cc, vcon, val) \ GEN_BINARY_RMWcc_6(op, var, cc, vcon, val, "%[var]") -#define GEN_BINARY_RMWcc(X...) RMWcc_CONCAT(GEN_BINARY_RMWcc_, RMWcc_ARGS(X))(X) +#define GEN_BINARY_RMWcc(X...) CONCATENATE(GEN_BINARY_RMWcc_, COUNT_ARGS(X))(X) #define GEN_UNARY_SUFFIXED_RMWcc(op, suffix, var, cc, clobbers...) \ __GEN_RMWcc(op " %[var]\n\t" suffix, var, cc, \