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Mon, 15 Sep 2025 01:40:55 -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 , Max Chou Subject: [RFC PATCH 2/8] target/riscv: Add the Zvfbfa extension implied rule Date: Mon, 15 Sep 2025 16:40:30 +0800 Message-ID: <20250915084037.1816893-3-max.chou@sifive.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250915084037.1816893-1-max.chou@sifive.com> References: <20250915084037.1816893-1-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::533; envelope-from=max.chou@sifive.com; helo=mail-pg1-x533.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, UPPERCASE_50_75=0.008 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: 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: 1757925828235116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Max Chou Reviewed-by: Daniel Henrique Barboza --- 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 fc0614dadba..b5c9f9ac586 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -2576,6 +2576,15 @@ 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 @@ -2589,8 +2598,8 @@ 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 2.43.0