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[59.124.168.89]) by smtp.gmail.com with ESMTPSA id f4sm2087955pfg.34.2021.12.09.23.59.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Dec 2021 23:59:54 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Subject: [PATCH v11 54/77] target/riscv: rvv-1.0: widening floating-point reduction instructions Date: Fri, 10 Dec 2021 15:56:40 +0800 Message-Id: <20211210075704.23951-55-frank.chang@sifive.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211210075704.23951-1-frank.chang@sifive.com> References: <20211210075704.23951-1-frank.chang@sifive.com> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::42f (failed) Received-SPF: pass client-ip=2607:f8b0:4864:20::42f; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x42f.google.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: , Cc: qemu-riscv@nongnu.org, Frank Chang , Bin Meng , Richard Henderson , Alistair Francis , Palmer Dabbelt , LIU Zhiwei Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang Signed-off-by: Frank Chang Reviewed-by: Richard Henderson --- target/riscv/insn_trans/trans_rvv.c.inc | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index 998247d71d..b43234ed3f 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -2648,7 +2648,14 @@ GEN_OPFVV_TRANS(vfredmax_vs, freduction_check) GEN_OPFVV_TRANS(vfredmin_vs, freduction_check) /* Vector Widening Floating-Point Reduction Instructions */ -GEN_OPFVV_WIDEN_TRANS(vfwredsum_vs, reduction_check) +static bool freduction_widen_check(DisasContext *s, arg_rmrr *a) +{ + return reduction_widen_check(s, a) && + require_scale_rvf(s) && + (s->sew != MO_8); +} + +GEN_OPFVV_WIDEN_TRANS(vfwredsum_vs, freduction_widen_check) /* *** Vector Mask Operations