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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id x14sm981326pfp.77.2021.01.11.18.20.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Jan 2021 18:20:31 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v3 04/16] target/riscv: rvb: logic-with-negate Date: Tue, 12 Jan 2021 10:19:45 +0800 Message-Id: <20210112022001.20521-5-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210112022001.20521-1-frank.chang@sifive.com> References: <20210112022001.20521-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::52d; envelope-from=frank.chang@sifive.com; helo=mail-pg1-x52d.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=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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sagar Karandikar , Frank Chang , Bastian Koppelmann , Richard Henderson , Alistair Francis , Palmer Dabbelt , Kito Cheng Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.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 | 18 ++++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0e321da37f4..d0b3f109b4e 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -598,3 +598,7 @@ vsetvl 1000000 ..... ..... 111 ..... 1010111 @r clz 011000 000000 ..... 001 ..... 0010011 @r2 ctz 011000 000001 ..... 001 ..... 0010011 @r2 cpop 011000 000010 ..... 001 ..... 0010011 @r2 + +andn 0100000 .......... 111 ..... 0110011 @r +orn 0100000 .......... 110 ..... 0110011 @r +xnor 0100000 .......... 100 ..... 0110011 @r diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_trans/trans_rvb.c.inc index dbbd94e1015..73c4693a263 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -35,6 +35,24 @@ static bool trans_cpop(DisasContext *ctx, arg_cpop *a) return gen_unary(ctx, a, tcg_gen_ctpop_tl); } +static bool trans_andn(DisasContext *ctx, arg_andn *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, tcg_gen_andc_tl); +} + +static bool trans_orn(DisasContext *ctx, arg_orn *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, tcg_gen_orc_tl); +} + +static bool trans_xnor(DisasContext *ctx, arg_xnor *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, tcg_gen_eqv_tl); +} + /* RV64-only instructions */ #ifdef TARGET_RISCV64