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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id p11sm7083709pjb.31.2021.02.25.19.24.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Feb 2021 19:24:36 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v7 57/75] target/riscv: rvv-1.0: remove integer extract instruction Date: Fri, 26 Feb 2021 11:18:41 +0800 Message-Id: <20210226031902.23656-58-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210226031902.23656-1-frank.chang@sifive.com> References: <20210226031902.23656-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62d.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: 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang Signed-off-by: Frank Chang Reviewed-by: Richard Henderson --- target/riscv/insn32.decode | 1 - target/riscv/insn_trans/trans_rvv.c.inc | 23 ----------------------- 2 files changed, 24 deletions(-) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 2d96c53d066..0d29ac2b2a1 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -607,7 +607,6 @@ viota_m 010100 . ..... 10000 010 ..... 1010111 @r2_vm vid_v 010100 . 00000 10001 010 ..... 1010111 @r1_vm vmv_x_s 010000 1 ..... 00000 010 ..... 1010111 @r2rd vmv_s_x 010000 1 00000 ..... 110 ..... 1010111 @r2 -vext_x_v 001100 1 ..... ..... 010 ..... 1010111 @r vfmv_f_s 010000 1 ..... 00000 001 ..... 1010111 @r2rd vfmv_s_f 010000 1 00000 ..... 101 ..... 1010111 @r2 vslideup_vx 001110 . ..... ..... 100 ..... 1010111 @r_vm diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index c3ec88e238c..de7152dc323 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -3071,8 +3071,6 @@ static bool trans_vid_v(DisasContext *s, arg_vid_v *a) *** Vector Permutation Instructions */ -/* Integer Extract Instruction */ - static void load_element(TCGv_i64 dest, TCGv_ptr base, int ofs, int sew, bool sign) { @@ -3174,27 +3172,6 @@ static void vec_element_loadi(DisasContext *s, TCGv_i64 dest, load_element(dest, cpu_env, endian_ofs(s, vreg, idx), s->sew, sign); } -static bool trans_vext_x_v(DisasContext *s, arg_r *a) -{ - TCGv_i64 tmp = tcg_temp_new_i64(); - TCGv dest = tcg_temp_new(); - - if (a->rs1 == 0) { - /* Special case vmv.x.s rd, vs2. */ - vec_element_loadi(s, tmp, a->rs2, 0, false); - } else { - /* This instruction ignores LMUL and vector register groups */ - int vlmax = s->vlen >> (3 + s->sew); - vec_element_loadx(s, tmp, a->rs2, cpu_gpr[a->rs1], vlmax); - } - tcg_gen_trunc_i64_tl(dest, tmp); - gen_set_gpr(a->rd, dest); - - tcg_temp_free(dest); - tcg_temp_free_i64(tmp); - return true; -} - /* Integer Scalar Move Instruction */ static void store_element(TCGv_i64 val, TCGv_ptr base, -- 2.17.1