Message ID | 20200806104709.13235-19-frank.chang@sifive.com |
---|---|
State | New |
Headers | show
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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id f18sm6567309pgv.84.2020.08.06.03.48.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Aug 2020 03:48:06 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v3 18/71] target/riscv: rvv-1.0: apply nanbox helper in opfvf_trans Date: Thu, 6 Aug 2020 18:46:15 +0800 Message-Id: <20200806104709.13235-19-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200806104709.13235-1-frank.chang@sifive.com> References: <20200806104709.13235-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62a.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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, URIBL_BLOCKED=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 |
target/riscv: support vector extension v1.0
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expand
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On 8/6/20 3:46 AM, frank.chang@sifive.com wrote: > From: Frank Chang <frank.chang@sifive.com> > > Signed-off-by: Frank Chang <frank.chang@sifive.com> > --- > target/riscv/insn_trans/trans_rvv.inc.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) With patches 16 and 17 merged into here, Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 525aff06815..8a6050f6b32 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2156,6 +2156,7 @@ static bool opfvf_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, { TCGv_ptr dest, src2, mask; TCGv_i32 desc; + TCGv_i64 t1; TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); @@ -2169,12 +2170,17 @@ static bool opfvf_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, vs2)); tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); - fn(dest, mask, cpu_fpr[rs1], src2, cpu_env, desc); + /* NaN-box f[rs1] */ + t1 = tcg_temp_new_i64(); + do_nanbox(s, t1, cpu_fpr[rs1]); + + fn(dest, mask, t1, src2, cpu_env, desc); tcg_temp_free_ptr(dest); tcg_temp_free_ptr(mask); tcg_temp_free_ptr(src2); tcg_temp_free_i32(desc); + tcg_temp_free_i64(t1); mark_vs_dirty(s); gen_set_label(over); return true;