Message ID | 20211015074627.3957162-45-frank.chang@sifive.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[123.193.74.252]) by smtp.gmail.com with ESMTPSA id z13sm4271680pfq.130.2021.10.15.00.49.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 15 Oct 2021 00:49:07 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v8 37/78] target/riscv: rvv-1.0: floating-point move instruction Date: Fri, 15 Oct 2021 15:45:45 +0800 Message-Id: <20211015074627.3957162-45-frank.chang@sifive.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211015074627.3957162-1-frank.chang@sifive.com> References: <20211015074627.3957162-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::102e; envelope-from=frank.chang@sifive.com; helo=mail-pj1-x102e.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=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: <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>, Palmer Dabbelt <palmer@dabbelt.com>, Richard Henderson <richard.henderson@linaro.org>, Bin Meng <bin.meng@windriver.com>, Alistair Francis <alistair.francis@wdc.com> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> |
Series |
support vector extension v1.0
|
expand
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diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index 42a9f2764d5..1340ce56806 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -2460,9 +2460,15 @@ static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_v_f *a) require_rvf(s) && vext_check_isa_ill(s) && require_align(a->rd, s->lmul)) { + TCGv_i64 t1; + if (s->vl_eq_vlmax) { + t1 = tcg_temp_new_i64(); + /* NaN-box f[rs1] */ + do_nanbox(s, t1, cpu_fpr[a->rs1]); + tcg_gen_gvec_dup_i64(s->sew, vreg_ofs(s, a->rd), - MAXSZ(s), MAXSZ(s), cpu_fpr[a->rs1]); + MAXSZ(s), MAXSZ(s), t1); mark_vs_dirty(s); } else { TCGv_ptr dest; @@ -2476,15 +2482,21 @@ static bool trans_vfmv_v_f(DisasContext *s, arg_vfmv_v_f *a) TCGLabel *over = gen_new_label(); tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + t1 = tcg_temp_new_i64(); + /* NaN-box f[rs1] */ + do_nanbox(s, t1, cpu_fpr[a->rs1]); + dest = tcg_temp_new_ptr(); desc = tcg_constant_i32(simd_desc(s->vlen / 8, s->vlen / 8, data)); tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); - fns[s->sew - 1](dest, cpu_fpr[a->rs1], cpu_env, desc); + + fns[s->sew - 1](dest, t1, cpu_env, desc); tcg_temp_free_ptr(dest); mark_vs_dirty(s); gen_set_label(over); } + tcg_temp_free_i64(t1); return true; } return false;