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 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 7C826C32772 for ; Fri, 19 Aug 2022 14:03:16 +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=naOYZhrmc0Y6lm4RkkgBddvnYPxt+KaMky+W5hpSrFI=; b=015H0gwuL6Gxgz HS8Fbuh/HdmXBHYAtqM9YSlL8B1/fGQF0cr7V2Ma4go9POPmxCow+buBnkUGZnywaCNukig/2l2+U 1BKi5p4d9f8S0GUpbTL7UlfBZMhAAH4fKV0wTijKgJKEGSJ/w9RASFmaWQTxhu7DWMEGDZzP/XoJZ mU5Rwy0SiflVliynDmhxyx0n/9gKuVL51E5ryk8+ZcK03YhZFwQ3N1MeBZOGSj6qdrSlF1AizLdBy b+/EUwb3yr5AtCOrCLL5yn6UiTk5rVt9sesUhMjBvCM9H2OTBJ3Me138XUY5m4vDQ+rrN0oOiRSc6 tX1atWd2AuhGNIysS6Sw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oP2aW-009KfN-Eq; Fri, 19 Aug 2022 14:03:04 +0000 Received: from mail-ed1-x52f.google.com ([2a00:1450:4864:20::52f]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oP2aQ-009KXB-Rh for linux-riscv@lists.infradead.org; Fri, 19 Aug 2022 14:03:00 +0000 Received: by mail-ed1-x52f.google.com with SMTP id e21so943175edc.7 for ; Fri, 19 Aug 2022 07:02:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc; bh=gWpCeboSTd362c81JJRbfvlhocgLTAM7tdDbcBSzWLo=; b=nAbT1+smFaqdX4qfGI5TykDxMyIbjzhqPcHArokTkIhBwchex3uvH78ENi3Bnt4BX0 7w5W23B0DjDiFlHt0tvmIR7ZBNYQXCvUgD8pwYp8qlP3gFqj6NxL89vjWHt8T25TT1Wy UrKpuERmkAa5DCCZ1tOsYOxShaMrJ1Purq4AJ0OlUWJZnLKm9oeL6UTGZSl4ncJ7MzFr 82RvD6l56TIYCeypl3BK4Mgyzwq3H8JprBrW79AqcMzodyc7wGF4QoM8pQgA9htThGnF pqTJ9f/BsE6PliI6Iwsc5feBsinOW5WQUQkxw0puSHoOgvWPFWikY5bEgkDHA8tOF5ra LK2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc; bh=gWpCeboSTd362c81JJRbfvlhocgLTAM7tdDbcBSzWLo=; b=ZTc6gl9Eg8jb/y5uBTt6qBPU7kFGvxHp6Dkv8I+FlKdizTAFyFCWOBqafNcUsJi7pR Zw1UWaeWAkmaAfTjZHkR+TKpLjNOKvb6U4vYWahjJzvZ+fw32MOpaawI615bK1Q9Qsp2 WNhRqK8g1PH+yMXfKTr7pfSCmBw0hN8Hxixgsjc+WZZFx5mEGGVirWzTpPr+/O6lVm1F xGjLUAU1B7WXAQrsFHYDmc6vDvLqiteO5JiwP/qLbxO1X8uWu1isATZIeniLIsqaQOHz 2WVUqcF27CTb9T5fyEow+8MVnhU9Tej5PS79dBsLHhwuJYeqzdfXW6+feZM4+3zIJDdE EUuw== X-Gm-Message-State: ACgBeo0z81RSPWEbbT0ngFbXWWHVtaiUioj5eSaRXUwFWA6xEwOc4zVR xEyRGbS+rN4y2u5WB+YAmUD6x+UN6bGArg== X-Google-Smtp-Source: AA6agR6iqHD8BlV5q3t5q+oMfU59Fa2v3ezBpXzZ0BeKOHeC9Vpm41nPJvjiQV3QcFghPode/hRkQw== X-Received: by 2002:a05:6402:198:b0:442:da5a:6716 with SMTP id r24-20020a056402019800b00442da5a6716mr6164620edv.5.1660917773621; Fri, 19 Aug 2022 07:02:53 -0700 (PDT) Received: from localhost (cst2-173-67.cust.vodafone.cz. [31.30.173.67]) by smtp.gmail.com with ESMTPSA id q15-20020a170906360f00b00730a73cbe08sm2383101ejb.169.2022.08.19.07.02.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Aug 2022 07:02:53 -0700 (PDT) From: Andrew Jones To: linux-riscv@lists.infradead.org, kvm-riscv@lists.infradead.org Cc: linux-kernel@vger.kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, anup@brainfault.org, mchitale@ventanamicro.com, heiko@sntech.de Subject: [PATCH 1/4] riscv: Add X register names to gpr-nums Date: Fri, 19 Aug 2022 16:02:47 +0200 Message-Id: <20220819140250.3892995-2-ajones@ventanamicro.com> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220819140250.3892995-1-ajones@ventanamicro.com> References: <20220819140250.3892995-1-ajones@ventanamicro.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220819_070258_981716_EE1C0187 X-CRM114-Status: UNSURE ( 9.15 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org When encoding instructions it's sometimes necessary to set a register field to a precise number. This is easiest to do using the x naming. Signed-off-by: Andrew Jones --- arch/riscv/include/asm/gpr-num.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/riscv/include/asm/gpr-num.h b/arch/riscv/include/asm/gpr-num.h index dfee2829fc7c..efeb5edf8a3a 100644 --- a/arch/riscv/include/asm/gpr-num.h +++ b/arch/riscv/include/asm/gpr-num.h @@ -3,6 +3,11 @@ #define __ASM_GPR_NUM_H #ifdef __ASSEMBLY__ + + .irp num,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31 + .equ .L__gpr_num_x\num, \num + .endr + .equ .L__gpr_num_zero, 0 .equ .L__gpr_num_ra, 1 .equ .L__gpr_num_sp, 2 @@ -39,6 +44,9 @@ #else /* __ASSEMBLY__ */ #define __DEFINE_ASM_GPR_NUMS \ +" .irp num,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31\n" \ +" .equ .L__gpr_num_x\\num, \\num\n" \ +" .endr\n" \ " .equ .L__gpr_num_zero, 0\n" \ " .equ .L__gpr_num_ra, 1\n" \ " .equ .L__gpr_num_sp, 2\n" \ -- 2.37.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv