From nobody Sat Apr 11 20:15:01 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1775137693; cv=none; d=zohomail.com; s=zohoarc; b=L7HddD5OVQI3/n/IQTCmOlNwbeJG23yl1TjA+M1Vfwdkd+m630m8LjSVcHYqe2WqS29K6DRvEm2sAhR6lA1aSmdiQrzT7WcPnFnDq9WVI8iNCPwXtMkDoxWDw6WvyW9+wjSrvFmKqbBjb2AcjwwY9BZrt1Blt4ZblBQoZdRo9wo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1775137693; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=sHZMfLd721WymKv16yZIfjlFDLuoBChOk4Wra0IfBGI=; b=Txn+77CyPZDEmfhM1gJLDw2k8hquE5DCsxe2S1VdrQovLHWiFPO8hLfUiiJ+jY0DjHcOUm7QhXQFVbVPnmq7fOnuEvfEb6e5RZ6Ct8HwBkzOcbHMERL9hkKQvO0ck/6V6FJUmLM9qQqjxkoXVhM70knNPN6ec951+ZyhHKPo61c= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1775137693787568.5921522983608; Thu, 2 Apr 2026 06:48:13 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1w8ILK-0008RA-9Z; Thu, 02 Apr 2026 09:44:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1w8IL8-0006PC-VD for qemu-devel@nongnu.org; Thu, 02 Apr 2026 09:44:10 -0400 Received: from mail-pj1-x1033.google.com ([2607:f8b0:4864:20::1033]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1w8HXZ-0008NY-5y for qemu-devel@nongnu.org; Thu, 02 Apr 2026 08:52:55 -0400 Received: by mail-pj1-x1033.google.com with SMTP id 98e67ed59e1d1-35691a231a7so457972a91.3 for ; Thu, 02 Apr 2026 05:52:47 -0700 (PDT) Received: from duncan.localdomain (114-35-142-126.hinet-ip.hinet.net. [114.35.142.126]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35dd35364edsm2730032a91.0.2026.04.02.05.52.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Apr 2026 05:52:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1775134366; x=1775739166; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=sHZMfLd721WymKv16yZIfjlFDLuoBChOk4Wra0IfBGI=; b=FWoCIxsuHv7lSd0ZTSVxVSaSS3NM/mATlwjDLVNGzjZ+5DIZfsXHgg8+PDVjVWwyqw FOZ68xyW7/igrBAH+AE1HuHyx0D3GKcUwD60Qra5WdoEAdCHHokjoU6gH/x6Hymwajtm ybZjPcEvnYBIBgeiS+ZLiwhO6j8S1KfI7FQuKCUfNL/ClpgpofC7WPcgDNDrOTBTbCvf 5ridI4y7ByaYy/j4FDWM15OSJn39mk5jl8FKsqMXyBJZYp4OZGvL13KGJ22cJQOKf5TM xvGx745/JXBMS3JLE4aZlBrhIba06GY9zqyd5kBd4u+GGuc29Lk9U2GMuqpxDS2Q1nU/ QQUQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775134366; x=1775739166; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=sHZMfLd721WymKv16yZIfjlFDLuoBChOk4Wra0IfBGI=; b=gaiBN4l5fCXLHW0wlsFTd9c4pzp2SBwg376Q4qidbNI0e0eQWpMl2ZY6y8yKJOL5z0 tR0e3KHsVC0szQu/ywajwxHPt7fpQ+y7BCRiqO/4/uAo/6/cbieE1df6lqO5lBHrRYpq ayqPsi8t98KQWmqn33THsgMayo1FyA+9lPDOTDufrDkPQRKrukl5hy1FbIIBj4vByPH0 /kOm5iZnOUsM8AlbNRPwXdrMiHHbEAEvdnuIBGXkSRMk7DXaEo/yO24Bq5yFiVi2EjNB /YRhGOqrPVZviSE057iAmVA7oQl/97X9cXRBE0hN1q155V4ATBd4FeLFGuQPUm6gPQ+h 8Qcg== X-Gm-Message-State: AOJu0YyOFv01Bn7iGNSymSZFj7foPSGojMQbW8VGAYRcPE5oRp2coC7B 2iJSaX/hkmSXIMDnpLAC/MLe+2dR5AxTpXnCILB9/mlexGuAiNGzqtoengHkQAl99y5kHHiShFd fpgAxHXFFRFqCWP9F5G++xMo03AtgPKaN1Kqhh0T3hI2U4MfIbt4m8IA7a0sNXd8Zlaj2l0GnPV 3TKDQxMaTXQIvylurgtSMoOmP1zjtimLO99F2tFKE= X-Gm-Gg: AeBDieuDqdH8mHeItFjg2a1KjAjcYsz28ayX4WkN6JlTcpOpggdvJDfquCXb4N9aqwL xa3KJZYdyaTCQFvWd1jxZR4TFIJLEv5WgJ9VRJPd7Jqnm4sm6hFKvO+UAwUEbSwlvwkt6Za1SfX 9bEyFldnRHyp2+kTeHK4eP2k0ocT/daGbYnO56FOFpSqULRxDfcJAOwq2M6rXA2LXtypCqWGg/o q5N1713YsIIQl9DLEeuOhojK0AF0Y+vr83aYX3gYRQdsvg3u3ILCWmUUDgty6cgsMrgOSqHnP2s YRRMnI4QeBDTIDk1vIdBtWf7qiNGq3CKh+nx1orWHiKaXxy6zaRvUDaEnRGSZVm8KaOdoD40gV4 tjSjVMhVcN2sIiSUWQF9Y+S/KCNv0qLRJO4igCzUU9/K0nXGxJG9MTwY1qaPuMlWczWzB/fZpPW pZOyyANd8lOyJSvS3eXY1mc4ZAzMXcWY7CedXHG4WL2X1Ls0V5x5X43qVVp95sXkJ2cw/8ivSOK RLOqQqZf6+eaHmSrVjIXAbp7aw= X-Received: by 2002:a17:90b:2892:b0:35b:ea35:c3d7 with SMTP id 98e67ed59e1d1-35dc6d29cdbmr7300483a91.0.1775134365983; Thu, 02 Apr 2026 05:52:45 -0700 (PDT) From: Max Chou To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , Chao Liu , Max Chou , Daniel Henrique Barboza , Nutty Liu Subject: [PATCH v6 2/9] target/riscv: Add the Zvfbfa extension implied rule Date: Thu, 2 Apr 2026 20:52:27 +0800 Message-ID: <20260402125234.1371897-3-max.chou@sifive.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260402125234.1371897-1-max.chou@sifive.com> References: <20260402125234.1371897-1-max.chou@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::1033; envelope-from=max.chou@sifive.com; helo=mail-pj1-x1033.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1775137695961154100 Content-Type: text/plain; charset="utf-8" According to the Zvfbfa isa spec: The Zvfbfa extension requires the Zve32f and Zfbfmin extensions. Reviewed-by: Daniel Henrique Barboza Reviewed-by: Nutty Liu Reviewed-by: Chao Liu Reviewed-by: Alistair Francis Signed-off-by: Max Chou --- target/riscv/cpu.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 7c652dea78..bbab96385b 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -2622,6 +2622,15 @@ static RISCVCPUImpliedExtsRule SSCTR_IMPLIED =3D { }, }; =20 +static RISCVCPUImpliedExtsRule ZVFBFA_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvfbfa), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32f), CPU_CFG_OFFSET(ext_zfbfmin), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[] =3D { &RVA_IMPLIED, &RVD_IMPLIED, &RVF_IMPLIED, &RVM_IMPLIED, &RVV_IMPLIED, NULL @@ -2635,8 +2644,8 @@ RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rule= s[] =3D { &ZHINX_IMPLIED, &ZHINXMIN_IMPLIED, &ZICNTR_IMPLIED, &ZIHPM_IMPLIED, &ZK_IMPLIED, &ZKN_IMPLIED, &ZKS_IMPLIED, &ZVBB_IMPLIED, &ZVE32F_IMPLIED, - &ZVE32X_IMPLIED, &ZVE64D_IMPLIED, &ZVE64F_IMPLIED, - &ZVE64X_IMPLIED, &ZVFBFMIN_IMPLIED, &ZVFBFWMA_IMPLIED, + &ZVE32X_IMPLIED, &ZVE64D_IMPLIED, &ZVE64F_IMPLIED, &ZVE64X_IMPLIED, + &ZVFBFA_IMPLIED, &ZVFBFMIN_IMPLIED, &ZVFBFWMA_IMPLIED, &ZVFH_IMPLIED, &ZVFHMIN_IMPLIED, &ZVKN_IMPLIED, &ZVKNC_IMPLIED, &ZVKNG_IMPLIED, &ZVKNHB_IMPLIED, &ZVKS_IMPLIED, &ZVKSC_IMPLIED, &ZVKSG_IMPLIED, &SSCFG_IMPLIED, --=20 2.52.0