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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id r191sm5519406pfr.181.2020.07.10.03.53.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 10 Jul 2020 03:53:07 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC 38/65] target/riscv: rvv-0.9: integer merge and move instructions Date: Fri, 10 Jul 2020 18:48:52 +0800 Message-Id: <20200710104920.13550-39-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200710104920.13550-1-frank.chang@sifive.com> References: <20200710104920.13550-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::62c; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62c.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-Mailman-Approved-At: Fri, 10 Jul 2020 08:57:18 -0400 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: Sagar Karandikar , Frank Chang , Bastian Koppelmann , 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 --- target/riscv/insn_trans/trans_rvv.inc.c | 179 ++++++++++++------------ 1 file changed, 90 insertions(+), 89 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 89718fdbc7..53c8dce159 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2008,121 +2008,122 @@ GEN_OPIVX_QUAD_WIDEN_TRANS(vqmacc_vx) GEN_OPIVX_QUAD_WIDEN_TRANS(vqmaccsu_vx) GEN_OPIVX_QUAD_WIDEN_TRANS(vqmaccus_vx) +/* Vector Integer Move Instructions */ static bool trans_vmv_v_v(DisasContext *s, arg_vmv_v_v *a) { - if (vext_check_isa_ill(s) && - vext_check_reg(s, a->rd, false) && - vext_check_reg(s, a->rs1, false)) { + REQUIRE_RVV; + VEXT_CHECK_ISA_ILL(s); + /* vmv.v.v has rs2 = 0 and vm = 1 */ + VEXT_CHECK_SSS(s, a->rd, a->rs1, 0, 1, true); - if (s->vl_eq_vlmax) { - tcg_gen_gvec_mov(s->sew, vreg_ofs(s, a->rd), - vreg_ofs(s, a->rs1), - MAXSZ(s), MAXSZ(s)); - } else { - uint32_t data = 0; - data = FIELD_DP32(data, VDATA, LMUL, s->lmul); - data = FIELD_DP32(data, VDATA, VTA, s->vta); - static gen_helper_gvec_2_ptr * const fns[4] = { - gen_helper_vmv_v_v_b, gen_helper_vmv_v_v_h, - gen_helper_vmv_v_v_w, gen_helper_vmv_v_v_d, - }; - TCGLabel *over = gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + if (s->vl_eq_vlmax) { + tcg_gen_gvec_mov(s->sew, vreg_ofs(s, a->rd), + vreg_ofs(s, a->rs1), + MAXSZ(s), MAXSZ(s)); + } else { + uint32_t data = 0; + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, VTA, s->vta); + static gen_helper_gvec_2_ptr * const fns[4] = { + gen_helper_vmv_v_v_b, gen_helper_vmv_v_v_h, + gen_helper_vmv_v_v_w, gen_helper_vmv_v_v_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - tcg_gen_gvec_2_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), - cpu_env, 0, s->vlen / 8, data, fns[s->sew]); - gen_set_label(over); - } - return true; + tcg_gen_gvec_2_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), + cpu_env, 0, s->vlen / 8, data, fns[s->sew]); + gen_set_label(over); } - return false; + return true; } typedef void gen_helper_vmv_vx(TCGv_ptr, TCGv_i64, TCGv_env, TCGv_i32); static bool trans_vmv_v_x(DisasContext *s, arg_vmv_v_x *a) { - if (vext_check_isa_ill(s) && - vext_check_reg(s, a->rd, false)) { - - TCGv s1; - TCGLabel *over = gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + REQUIRE_RVV; + VEXT_CHECK_ISA_ILL(s); + /* vmv.v.x has rs2 = 0 and vm = 1 */ + VEXT_CHECK_SSS(s, a->rd, a->rs1, 0, 1, false); - s1 = tcg_temp_new(); - gen_get_gpr(s1, a->rs1); + TCGv s1; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - if (s->vl_eq_vlmax) { - tcg_gen_gvec_dup_tl(s->sew, vreg_ofs(s, a->rd), - MAXSZ(s), MAXSZ(s), s1); - } else { - TCGv_i32 desc ; - TCGv_i64 s1_i64 = tcg_temp_new_i64(); - TCGv_ptr dest = tcg_temp_new_ptr(); - uint32_t data = 0; - data = FIELD_DP32(data, VDATA, LMUL, s->lmul); - data = FIELD_DP32(data, VDATA, VTA, s->vta); - static gen_helper_vmv_vx * const fns[4] = { - gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, - gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, - }; + s1 = tcg_temp_new(); + gen_get_gpr(s1, a->rs1); - tcg_gen_ext_tl_i64(s1_i64, s1); - desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); - tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); - fns[s->sew](dest, s1_i64, cpu_env, desc); + if (s->vl_eq_vlmax) { + tcg_gen_gvec_dup_tl(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), s1); + } else { + TCGv_i32 desc ; + TCGv_i64 s1_i64 = tcg_temp_new_i64(); + TCGv_ptr dest = tcg_temp_new_ptr(); + uint32_t data = 0; + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, VTA, s->vta); + static gen_helper_vmv_vx * const fns[4] = { + gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, + gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, + }; - tcg_temp_free_ptr(dest); - tcg_temp_free_i32(desc); - tcg_temp_free_i64(s1_i64); - } + tcg_gen_ext_tl_i64(s1_i64, s1); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); + fns[s->sew](dest, s1_i64, cpu_env, desc); - tcg_temp_free(s1); - gen_set_label(over); - return true; + tcg_temp_free_ptr(dest); + tcg_temp_free_i32(desc); + tcg_temp_free_i64(s1_i64); } - return false; + + tcg_temp_free(s1); + gen_set_label(over); + return true; } static bool trans_vmv_v_i(DisasContext *s, arg_vmv_v_i *a) { - if (vext_check_isa_ill(s) && - vext_check_reg(s, a->rd, false)) { + REQUIRE_RVV; + VEXT_CHECK_ISA_ILL(s); + /* vmv.v.i has rs2 = 0 and vm = 1 */ + VEXT_CHECK_SSS(s, a->rd, a->rs1, 0, 1, false); - int64_t simm = sextract64(a->rs1, 0, 5); - if (s->vl_eq_vlmax) { - tcg_gen_gvec_dup_imm(s->sew, vreg_ofs(s, a->rd), - MAXSZ(s), MAXSZ(s), simm); - } else { - TCGv_i32 desc; - TCGv_i64 s1; - TCGv_ptr dest; - uint32_t data = 0; - data = FIELD_DP32(data, VDATA, LMUL, s->lmul); - data = FIELD_DP32(data, VDATA, VTA, s->vta); - data = FIELD_DP32(data, VDATA, VMA, s->vma); - static gen_helper_vmv_vx * const fns[4] = { - gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, - gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, - }; - TCGLabel *over = gen_new_label(); - tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + int64_t simm = sextract64(a->rs1, 0, 5); + if (s->vl_eq_vlmax) { + tcg_gen_gvec_dup_imm(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), simm); + } else { + TCGv_i32 desc; + TCGv_i64 s1; + TCGv_ptr dest; + uint32_t data = 0; + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, VTA, s->vta); + data = FIELD_DP32(data, VDATA, VMA, s->vma); + static gen_helper_vmv_vx * const fns[4] = { + gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, + gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); - s1 = tcg_const_i64(simm); - dest = tcg_temp_new_ptr(); - desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); - tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); - fns[s->sew](dest, s1, cpu_env, desc); + s1 = tcg_const_i64(simm); + dest = tcg_temp_new_ptr(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); + fns[s->sew](dest, s1, cpu_env, desc); - tcg_temp_free_ptr(dest); - tcg_temp_free_i32(desc); - tcg_temp_free_i64(s1); - gen_set_label(over); - } - return true; + tcg_temp_free_ptr(dest); + tcg_temp_free_i32(desc); + tcg_temp_free_i64(s1); + gen_set_label(over); } - return false; + return true; } +/* Vector Integer Merge Instructions */ GEN_OPIVV_TRANS(vmerge_vvm, opivv_vadc_check) GEN_OPIVX_TRANS(vmerge_vxm, opivx_vadc_check) GEN_OPIVI_TRANS(vmerge_vim, 0, vmerge_vxm, opivx_vadc_check)