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[123.193.74.252]) by smtp.gmail.com with ESMTPSA id z13sm4271680pfq.130.2021.10.15.00.51.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Oct 2021 00:51:07 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v8 72/78] target/riscv: set mstatus.SD bit when writing fp CSRs Date: Fri, 15 Oct 2021 15:46:20 +0800 Message-Id: <20211015074627.3957162-80-frank.chang@sifive.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211015074627.3957162-1-frank.chang@sifive.com> References: <20211015074627.3957162-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::633; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x633.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Frank Chang , Alistair Francis , Bin Meng , Palmer Dabbelt Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang Signed-off-by: Frank Chang --- target/riscv/csr.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 9f51626a3d8..3929abb112a 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -224,7 +224,8 @@ static RISCVException write_fflags(CPURISCVState *env, int csrno, target_ulong val) { #if !defined(CONFIG_USER_ONLY) - env->mstatus |= MSTATUS_FS; + target_ulong sd = riscv_cpu_is_32bit(env) ? MSTATUS32_SD : MSTATUS64_SD; + env->mstatus |= MSTATUS_FS | sd; #endif riscv_cpu_set_fflags(env, val & (FSR_AEXC >> FSR_AEXC_SHIFT)); return RISCV_EXCP_NONE; @@ -241,7 +242,8 @@ static RISCVException write_frm(CPURISCVState *env, int csrno, target_ulong val) { #if !defined(CONFIG_USER_ONLY) - env->mstatus |= MSTATUS_FS; + target_ulong sd = riscv_cpu_is_32bit(env) ? MSTATUS32_SD : MSTATUS64_SD; + env->mstatus |= MSTATUS_FS | sd; #endif env->frm = val & (FSR_RD >> FSR_RD_SHIFT); return RISCV_EXCP_NONE; @@ -259,7 +261,8 @@ static RISCVException write_fcsr(CPURISCVState *env, int csrno, target_ulong val) { #if !defined(CONFIG_USER_ONLY) - env->mstatus |= MSTATUS_FS; + target_ulong sd = riscv_cpu_is_32bit(env) ? MSTATUS32_SD : MSTATUS64_SD; + env->mstatus |= MSTATUS_FS | sd; #endif env->frm = (val & FSR_RD) >> FSR_RD_SHIFT; riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT); -- 2.25.1