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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id c125sm22301879pfa.119.2020.07.22.02.18.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 22 Jul 2020 02:18:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=1cl9gO8y/icELzV9+Mdcow3ZzOPLl80F9cpANs41GGE=; b=ZoZhNXrY1v1CX3TdbURkvJBepuybqmKdHEDpXXmzsrtlnloSj9sJrOfEKOR1o7OUOS vvkOiJIJKphU3PkjRtcfyC8ouwKF0bYbbI0NIz28/4fVL619qgBNS0WQPAI9r63/I/xA GsCLHpqiASFPKdBN4TmELaoh0y8OjllGhVnaqF1YlPdL8KVHKeDa6HvcNkD1xC0mIPXD q/fKb39tQJxVzcssO5855uH3yZHuumnlMDYLKQ0Y4Db3JRRaeCT/IALt7VfAdgIljIih oCsWvcLZpy5xlxe03gmF/1h4ULY2ypc20mSKz36YziCxXKPiAuTFvf++XnT/doHaTPeL dDng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=1cl9gO8y/icELzV9+Mdcow3ZzOPLl80F9cpANs41GGE=; b=QpdY3YGhgZLdlFpt8WknaUbqrpdHidSTGSBREE8c5TpcLQ/4Bcz+jSsJxoqx7c7eDw 1QJcOBrs6L1HIGI8ex58LDFFvhKCGEPbfiFIqEfzK2F8VR3x+W2HAKm69A23M/ZcpE7v bm0PKnCOlqn9WL3WWDgX8U+F2FgoyAcQAwfKT5va0/JVlVMNBmMK4tpaf4vmo3fYYyds knJ+uUFFAl81B2eAciEXRGOEFzxuQKQf6vrd+OMwpAPACM4kbMb90F4p72c61No57M7q uzvQ93zrJvSQgX19rrMzAGR0Kury0vzVF6mQgf9Ul72v/UC3IAej9tKLIYZhJbKUaC1w 5k1w== X-Gm-Message-State: AOAM532jh9J+W+FXUi/5bqO8J7zqZrXF+GzTHgyWf47s4oBJpw0IOcgA DnZDQrNNLSbHyApKyZI21Ypfd/X2Za4= X-Google-Smtp-Source: ABdhPJwCRpCllYGI8icT9GL9/mX+HeXCZ6B4BO4a4mKC6laQ6RzlfFKT5wdGhinwhKQbCwMy8vXqCw== X-Received: by 2002:a17:902:9b83:: with SMTP id y3mr25242309plp.271.1595409497490; Wed, 22 Jul 2020 02:18:17 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v2 11/76] target/riscv: rvv-0.9: remove vxrm and vxsat fields from fcsr register Date: Wed, 22 Jul 2020 17:15:34 +0800 Message-Id: <20200722091641.8834-12-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200722091641.8834-1-frank.chang@sifive.com> References: <20200722091641.8834-1-frank.chang@sifive.com> 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::631; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x631.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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, URIBL_BLOCKED=0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Frank Chang , Alistair Francis , Palmer Dabbelt , Sagar Karandikar , Bastian Koppelmann Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Frank Chang Remove VXRM and VXSAT fields from FCSR register as they are only presented in VCSR register. Signed-off-by: Frank Chang Reviewed-by: Richard Henderson --- target/riscv/csr.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/target/riscv/csr.c b/target/riscv/csr.c index ab4a4fc132..33c77be06e 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -166,10 +166,6 @@ static int read_fcsr(CPURISCVState *env, int csrno, ta= rget_ulong *val) #endif *val =3D (riscv_cpu_get_fflags(env) << FSR_AEXC_SHIFT) | (env->frm << FSR_RD_SHIFT); - if (vs(env, csrno) >=3D 0) { - *val |=3D (env->vxrm << FSR_VXRM_SHIFT) - | (env->vxsat << FSR_VXSAT_SHIFT); - } return 0; } =20 @@ -183,10 +179,6 @@ static int write_fcsr(CPURISCVState *env, int csrno, t= arget_ulong val) env->mstatus |=3D MSTATUS_VS; #endif env->frm =3D (val & FSR_RD) >> FSR_RD_SHIFT; - if (vs(env, csrno) >=3D 0) { - env->vxrm =3D (val & FSR_VXRM) >> FSR_VXRM_SHIFT; - env->vxsat =3D (val & FSR_VXSAT) >> FSR_VXSAT_SHIFT; - } riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT); return 0; } --=20 2.17.1