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Thu, 28 Jan 2021 13:27:39 -0800 (PST) MIME-Version: 1.0 References: <20210112093950.17530-1-frank.chang@sifive.com> <20210112093950.17530-68-frank.chang@sifive.com> In-Reply-To: <20210112093950.17530-68-frank.chang@sifive.com> From: Alistair Francis Date: Thu, 28 Jan 2021 13:27:12 -0800 Message-ID: Subject: Re: [PATCH v6 67/72] target/riscv: rvv-1.0: set mstatus.SD bit when writing vector CSRs To: Frank Chang Content-Type: text/plain; charset="UTF-8" Received-SPF: pass client-ip=2607:f8b0:4864:20::d2d; envelope-from=alistair23@gmail.com; helo=mail-io1-xd2d.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: "open list:RISC-V" , Sagar Karandikar , Bastian Koppelmann , "qemu-devel@nongnu.org Developers" , Alistair Francis , Palmer Dabbelt Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Tue, Jan 12, 2021 at 2:30 AM wrote: > > From: Frank Chang > > Signed-off-by: Frank Chang Reviewed-by: Alistair Francis Alistair > --- > target/riscv/csr.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/target/riscv/csr.c b/target/riscv/csr.c > index 28c1ce7928a..176010674e8 100644 > --- a/target/riscv/csr.c > +++ b/target/riscv/csr.c > @@ -301,7 +301,7 @@ static int write_vxrm(CPURISCVState *env, int csrno, target_ulong val) > if (!env->debugger && !riscv_cpu_vector_enabled(env)) { > return -1; > } > - env->mstatus |= MSTATUS_VS; > + env->mstatus |= MSTATUS_VS | MSTATUS_SD; > #endif > > env->vxrm = val; > @@ -320,7 +320,7 @@ static int write_vxsat(CPURISCVState *env, int csrno, target_ulong val) > if (!env->debugger && !riscv_cpu_vector_enabled(env)) { > return -1; > } > - env->mstatus |= MSTATUS_VS; > + env->mstatus |= MSTATUS_VS | MSTATUS_SD; > #endif > > env->vxsat = val; > @@ -339,7 +339,7 @@ static int write_vstart(CPURISCVState *env, int csrno, target_ulong val) > if (!env->debugger && !riscv_cpu_vector_enabled(env)) { > return -1; > } > - env->mstatus |= MSTATUS_VS; > + env->mstatus |= MSTATUS_VS | MSTATUS_SD; > #endif > > /* > @@ -362,7 +362,7 @@ static int write_vcsr(CPURISCVState *env, int csrno, target_ulong val) > if (!env->debugger && !riscv_cpu_vector_enabled(env)) { > return -1; > } > - env->mstatus |= MSTATUS_VS; > + env->mstatus |= MSTATUS_VS | MSTATUS_SD; > #endif > > env->vxrm = (val & VCSR_VXRM) >> VCSR_VXRM_SHIFT; > -- > 2.17.1 > >