Message ID | 20210226031902.23656-72-frank.chang@sifive.com |
---|---|
State | New |
Headers | show
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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id p11sm7083709pjb.31.2021.02.25.19.25.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Feb 2021 19:25:41 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v7 71/75] target/riscv: set mstatus.SD bit when writing fp CSRs Date: Fri, 26 Feb 2021 11:18:55 +0800 Message-Id: <20210226031902.23656-72-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210226031902.23656-1-frank.chang@sifive.com> References: <20210226031902.23656-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::433; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x433.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: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Frank Chang <frank.chang@sifive.com>, Alistair Francis <Alistair.Francis@wdc.com>, Palmer Dabbelt <palmer@dabbelt.com>, Sagar Karandikar <sagark@eecs.berkeley.edu>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
support vector extension v1.0
|
expand
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diff --git a/target/riscv/csr.c b/target/riscv/csr.c index e0f1106d909..0082db9cc0c 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -209,7 +209,7 @@ static int write_fflags(CPURISCVState *env, int csrno, target_ulong val) if (!env->debugger && !riscv_cpu_fp_enabled(env)) { return -RISCV_EXCP_ILLEGAL_INST; } - env->mstatus |= MSTATUS_FS; + env->mstatus |= MSTATUS_FS | MSTATUS_SD; #endif riscv_cpu_set_fflags(env, val & (FSR_AEXC >> FSR_AEXC_SHIFT)); return 0; @@ -232,7 +232,7 @@ static int write_frm(CPURISCVState *env, int csrno, target_ulong val) if (!env->debugger && !riscv_cpu_fp_enabled(env)) { return -RISCV_EXCP_ILLEGAL_INST; } - env->mstatus |= MSTATUS_FS; + env->mstatus |= MSTATUS_FS | MSTATUS_SD; #endif env->frm = val & (FSR_RD >> FSR_RD_SHIFT); return 0; @@ -256,7 +256,7 @@ static int write_fcsr(CPURISCVState *env, int csrno, target_ulong val) if (!env->debugger && !riscv_cpu_fp_enabled(env)) { return -RISCV_EXCP_ILLEGAL_INST; } - env->mstatus |= MSTATUS_FS; + env->mstatus |= MSTATUS_FS | MSTATUS_SD; #endif env->frm = (val & FSR_RD) >> FSR_RD_SHIFT; riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT);