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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id a13sm289150pfr.59.2020.12.15.18.02.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Dec 2020 18:02:45 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v2 06/15] target/riscv: rvb: min/max instructions Date: Wed, 16 Dec 2020 10:01:31 +0800 Message-Id: <20201216020150.3157-7-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201216020150.3157-1-frank.chang@sifive.com> References: <20201216020150.3157-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::431; envelope-from=frank.chang@sifive.com; helo=mail-pf1-x431.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 , Alistair Francis , Palmer Dabbelt , Kito Cheng Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Kito Cheng Signed-off-by: Kito Cheng Signed-off-by: Frank Chang Reviewed-by: Richard Henderson --- target/riscv/insn32.decode | 4 ++++ target/riscv/insn_trans/trans_rvb.c.inc | 24 ++++++++++++++++++++++++ 2 files changed, 28 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index c337aed8ca3..0d6a8a1c0a5 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -605,3 +605,7 @@ xnor 0100000 .......... 100 ..... 0110011 @r pack 0000100 .......... 100 ..... 0110011 @r packu 0100100 .......... 100 ..... 0110011 @r packh 0000100 .......... 111 ..... 0110011 @r +min 0000101 .......... 100 ..... 0110011 @r +minu 0000101 .......... 101 ..... 0110011 @r +max 0000101 .......... 110 ..... 0110011 @r +maxu 0000101 .......... 111 ..... 0110011 @r diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_trans/trans_rvb.c.inc index 3da233047a9..bd66c2ad84d 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -71,6 +71,30 @@ static bool trans_packh(DisasContext *ctx, arg_packh *a) return gen_arith(ctx, a, &gen_packh); } +static bool trans_min(DisasContext *ctx, arg_min *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &tcg_gen_smin_tl); +} + +static bool trans_max(DisasContext *ctx, arg_max *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &tcg_gen_smax_tl); +} + +static bool trans_minu(DisasContext *ctx, arg_minu *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &tcg_gen_umin_tl); +} + +static bool trans_maxu(DisasContext *ctx, arg_maxu *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &tcg_gen_umax_tl); +} + /* RV64-only instructions */ #ifdef TARGET_RISCV64