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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id y10sm1618407pjm.34.2020.11.18.00.32.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Nov 2020 00:32:26 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC 04/15] target/riscv: rvb: logic-with-negate Date: Wed, 18 Nov 2020 16:29:42 +0800 Message-Id: <20201118083044.13992-5-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201118083044.13992-1-frank.chang@sifive.com> References: <20201118083044.13992-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::52f; envelope-from=frank.chang@sifive.com; helo=mail-pg1-x52f.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 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 , 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 --- target/riscv/insn32.decode | 4 +++ target/riscv/insn_trans/trans_rvb.c.inc | 18 ++++++++++++++ target/riscv/translate.c | 33 +++++++++++++++++++++++++ 3 files changed, 55 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9e70a85d6f0..29a3d4c6ebc 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -598,3 +598,7 @@ vsetvl 1000000 ..... ..... 111 ..... 1010111 @r clz 011000000000 ..... 001 ..... 0010011 @r2 ctz 011000000001 ..... 001 ..... 0010011 @r2 pcnt 011000000010 ..... 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 6f1054e3908..be25431e990 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_pcnt(DisasContext *ctx, arg_pcnt *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, &gen_andn); +} + +static bool trans_orn(DisasContext *ctx, arg_orn *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &gen_orn); +} + +static bool trans_xnor(DisasContext *ctx, arg_xnor *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &gen_xnor); +} + /* RV64-only instructions */ #ifdef TARGET_RISCV64 diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 97e5899750e..254a9dca8c2 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -710,6 +710,39 @@ static bool gen_arith_div_uw(DisasContext *ctx, arg_r *a, #endif +static void gen_andn(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_and_tl(ret, arg1, t); + + tcg_temp_free(t); +} + +static void gen_orn(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_or_tl(ret, arg1, t); + + tcg_temp_free(t); +} + +static void gen_xnor(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_xor_tl(ret, arg1, t); + + tcg_temp_free(t); +} + #ifdef TARGET_RISCV64 static bool gen_cxzw(DisasContext *ctx, arg_r2 *a, -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kfItD-00011R-Rx for mharc-qemu-riscv@gnu.org; Wed, 18 Nov 2020 03:32:31 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:50452) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kfItB-0000wI-Vv for qemu-riscv@nongnu.org; Wed, 18 Nov 2020 03:32:30 -0500 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]:34425) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kfIt9-0004mx-VX for qemu-riscv@nongnu.org; Wed, 18 Nov 2020 03:32:29 -0500 Received: by mail-pg1-x52e.google.com with SMTP id q28so709408pgk.1 for ; 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[114.34.229.221]) by smtp.gmail.com with ESMTPSA id y10sm1618407pjm.34.2020.11.18.00.32.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Nov 2020 00:32:26 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Kito Cheng , Palmer Dabbelt , Alistair Francis , Sagar Karandikar , Bastian Koppelmann , Frank Chang Subject: [RFC 04/15] target/riscv: rvb: logic-with-negate Date: Wed, 18 Nov 2020 16:29:42 +0800 Message-Id: <20201118083044.13992-5-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201118083044.13992-1-frank.chang@sifive.com> References: <20201118083044.13992-1-frank.chang@sifive.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::52e; envelope-from=frank.chang@sifive.com; helo=mail-pg1-x52e.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 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Nov 2020 08:32:30 -0000 From: Kito Cheng Signed-off-by: Kito Cheng --- target/riscv/insn32.decode | 4 +++ target/riscv/insn_trans/trans_rvb.c.inc | 18 ++++++++++++++ target/riscv/translate.c | 33 +++++++++++++++++++++++++ 3 files changed, 55 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9e70a85d6f0..29a3d4c6ebc 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -598,3 +598,7 @@ vsetvl 1000000 ..... ..... 111 ..... 1010111 @r clz 011000000000 ..... 001 ..... 0010011 @r2 ctz 011000000001 ..... 001 ..... 0010011 @r2 pcnt 011000000010 ..... 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 6f1054e3908..be25431e990 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_pcnt(DisasContext *ctx, arg_pcnt *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, &gen_andn); +} + +static bool trans_orn(DisasContext *ctx, arg_orn *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &gen_orn); +} + +static bool trans_xnor(DisasContext *ctx, arg_xnor *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_arith(ctx, a, &gen_xnor); +} + /* RV64-only instructions */ #ifdef TARGET_RISCV64 diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 97e5899750e..254a9dca8c2 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -710,6 +710,39 @@ static bool gen_arith_div_uw(DisasContext *ctx, arg_r *a, #endif +static void gen_andn(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_and_tl(ret, arg1, t); + + tcg_temp_free(t); +} + +static void gen_orn(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_or_tl(ret, arg1, t); + + tcg_temp_free(t); +} + +static void gen_xnor(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv t; + t = tcg_temp_new(); + + tcg_gen_not_tl(t, arg2); + tcg_gen_xor_tl(ret, arg1, t); + + tcg_temp_free(t); +} + #ifdef TARGET_RISCV64 static bool gen_cxzw(DisasContext *ctx, arg_r2 *a, -- 2.17.1