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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (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 5C976C433EF for ; Fri, 13 May 2022 09:51:48 +0000 (UTC) Received: from localhost ([::1]:36476 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1npRxb-00041M-23 for qemu-devel@archiver.kernel.org; Fri, 13 May 2022 05:51:47 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50172) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1npRse-00060W-Mn; Fri, 13 May 2022 05:46:40 -0400 Received: from mail-sender.a4lg.com ([153.120.152.154]:53432 helo=mail-sender-0.a4lg.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1npRsc-0004zq-TC; Fri, 13 May 2022 05:46:40 -0400 Received: from [127.0.0.1] (localhost [127.0.0.1]) by mail-sender-0.a4lg.com (Postfix) with ESMTPSA id 2D951300089; Fri, 13 May 2022 09:46:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=irq.a4lg.com; s=2017s01; t=1652435196; bh=TLnUEwKN/kexjxeay7Y8S/KC+ywqS291/qPkVp5ueH8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: Mime-Version:Content-Transfer-Encoding; b=sCL2ElUeiHtcWJDk1t0g8LwK3LKcEq3bZw6kaG7wNy05E00RXUDhaE62+y0oNxz8I RrwY7tUlUoaZmlcaQ4tZeXtWn6l8feHMyaZNqVMauTkmYrGjb7OmLHKcKGmUZofU8C 2UPsJ6sSWBkc6j3UWSeUGY6/+kXyLWCjr+FTuMTM= From: Tsukasa OI To: Tsukasa OI , Alistair Francis , Frank Chang Cc: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH 5/5] target/riscv: Move/refactor ISA extension checks Date: Fri, 13 May 2022 18:45:50 +0900 Message-Id: In-Reply-To: References: Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=153.120.152.154; envelope-from=research_trasio@irq.a4lg.com; helo=mail-sender-0.a4lg.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We should separate "check" and "configure" steps as possible. This commit separates both steps except vector/Zfinx-related checks. Signed-off-by: Tsukasa OI --- target/riscv/cpu.c | 24 ++++++++++++------------ 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 5371b0fd17..f654a6727f 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -635,11 +635,23 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp) return; } + if ((cpu->cfg.ext_zve32f || cpu->cfg.ext_zve64f) && !cpu->cfg.ext_f) { + error_setg(errp, "Zve32f/Zve64f extensions require F extension"); + return; + } + + /* Set the ISA extensions, checks should have happened above */ if (cpu->cfg.ext_zdinx || cpu->cfg.ext_zhinx || cpu->cfg.ext_zhinxmin) { cpu->cfg.ext_zfinx = true; } + if (cpu->cfg.ext_zfinx && !cpu->cfg.ext_f) { + error_setg(errp, + "Zfinx cannot be supported together with F extension"); + return; + } + if (cpu->cfg.ext_zk) { cpu->cfg.ext_zkn = true; cpu->cfg.ext_zkr = true; @@ -663,7 +675,6 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp) cpu->cfg.ext_zksh = true; } - /* Set the ISA extensions, checks should have happened above */ if (cpu->cfg.ext_i) { ext |= RVI; } @@ -734,20 +745,9 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp) } set_vext_version(env, vext_version); } - if ((cpu->cfg.ext_zve32f || cpu->cfg.ext_zve64f) && !cpu->cfg.ext_f) { - error_setg(errp, "Zve32f/Zve64f extension depends upon RVF."); - return; - } if (cpu->cfg.ext_j) { ext |= RVJ; } - if (cpu->cfg.ext_zfinx && ((ext & (RVF | RVD)) || cpu->cfg.ext_zfh || - cpu->cfg.ext_zfhmin)) { - error_setg(errp, - "'Zfinx' cannot be supported together with 'F', 'D', 'Zfh'," - " 'Zfhmin'"); - return; - } set_misa(env, env->misa_mxl, ext); } -- 2.34.1