From nobody Tue Feb 10 09:57:48 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1610523705; cv=none; d=zohomail.com; s=zohoarc; b=n4jN1KdqDyYHXVj2MyrTzsuK+oMnBbwgnDBaQAipEefENMP64vX1R0yp4nfOBEYtLaga0GiM2vRCsbTgbYBEsJiDTCg6dkzr9du8yzH0mu4Z52txzXJBxbpsm4OFxINyPNLOv8yhyaNEhSClfT9I4iLPdgMkWuiFpc+FeerHGA0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1610523705; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To; bh=bgbzWphZC0k9VvuIAsuvJ5F+P+gmKRofw87fYcF3rqM=; b=iLNziOGf24ZOasNoKePVrtb/A1LVDJEFZ84OLu7wB9DtziksS4n9C8Agw2F3u/oODFNRppKj7KtU713AOvKRj24Wa8jNn5Ud6EALilcVUHLAhmQ+ysMrKykVyGVPs1phLqwkdzog9I0E/Mst0lrcvCJdkHzByeGOrptnY4hkgO0= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1610523705402644.0561265018068; Tue, 12 Jan 2021 23:41:45 -0800 (PST) Received: from localhost ([::1]:37400 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kzamm-0003S5-BF for importer@patchew.org; Wed, 13 Jan 2021 02:41:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:49164) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kzaN7-0007cY-Vm for qemu-devel@nongnu.org; Wed, 13 Jan 2021 02:15:14 -0500 Received: from mail-pj1-x102b.google.com ([2607:f8b0:4864:20::102b]:38568) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kzaMy-0004AR-2e for qemu-devel@nongnu.org; Wed, 13 Jan 2021 02:15:13 -0500 Received: by mail-pj1-x102b.google.com with SMTP id j13so596030pjz.3 for ; Tue, 12 Jan 2021 23:15:02 -0800 (PST) Received: from frankchang-ThinkPad-T490.internal.sifive.com (114-34-229-221.HINET-IP.hinet.net. [114.34.229.221]) by smtp.gmail.com with ESMTPSA id l7sm1361888pjy.29.2021.01.12.23.14.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Jan 2021 23:15:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=bgbzWphZC0k9VvuIAsuvJ5F+P+gmKRofw87fYcF3rqM=; b=RNh0ydLhmAm2r1ulptTtrEZwqTK1BgSPb9EvL5s2x8IXKoeZuQYtB/eiELOrspvwxi lkJA9paTJx8OWdboQO8E/fZkyaILyvN7RXGEXCnyYlWcKTdjVfg7XtmHNxgcDwcj1aGk 8UvaoO8pK7wqbLHrUJoDrMLiOIy5jSlbDMdr0dGXitdHM0MZ/UGqAOMGB5S8KIs6Qr8f WeiWkAt6eiYZNaroIl53t/Kjx5mxf7hfVZCVAliWhtZYeMiobl6oJvThBQ9pmMDzwZhF aLHFgqe48bWRAK6kuUfup6XzChK//J/ILlBX0uncsXqGVqoMFN2NVubj1TEMeV8gkTe1 ifXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=bgbzWphZC0k9VvuIAsuvJ5F+P+gmKRofw87fYcF3rqM=; b=kK67gBpGde0T9G+lb+rNHQK3yiPvbaH9wuDzimuz6Xi48FeSxJ6iMnI1d09BZ85pxJ ZgLa+GwTDDnBAKUe0XvkhiJdnW1xYtkNPUWxf3eODeTL4xVhPSoLUG45D9nWe586T5gO fkcoobzsoURrhoHfRshp7H9WWDAXwgP8cxYgw8PXzbG3e/mdBWdif9PZcgnxUgnPv5QL yFk3nmufod5Dn6KrmBMeDD1YxjjhZ8iyCX1+wT7KQN8xAGKXeuZhDfpxrsh3JdwP3jRt 8G+3MqXQhBqQ1CgeDe3P9ByuuT/gWjErwUG6SEoPwtweGmcWNM/caVg/Dj1KB0pC09MZ mgrA== X-Gm-Message-State: AOAM533ahlFJ/8p3aOa/EPZkELC8dDBvW8AsqhD88BZbMfznedhQsoYx Ua2sFZF32UCnlagjKF/rN5Bmqg1gBp8mKnp/ X-Google-Smtp-Source: ABdhPJw7xhyfxARtn4hZN8I4Ve6KX7rO7hMoljYmoonLer7mQWmLBLKQny0rHkNvprJCbsUtML6Z3Q== X-Received: by 2002:a17:90b:16cd:: with SMTP id iy13mr827516pjb.182.1610522101641; Tue, 12 Jan 2021 23:15:01 -0800 (PST) From: frank.chang@sifive.com To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [RFC v4 11/16] target/riscv: rvb: rotate (left/right) Date: Wed, 13 Jan 2021 15:13:43 +0800 Message-Id: <20210113071350.24852-12-frank.chang@sifive.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210113071350.24852-1-frank.chang@sifive.com> References: <20210113071350.24852-1-frank.chang@sifive.com> Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102b; envelope-from=frank.chang@sifive.com; helo=mail-pj1-x102b.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 , Kito Cheng Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Kito Cheng Signed-off-by: Kito Cheng Signed-off-by: Frank Chang Reviewed-by: Richard Henderson --- target/riscv/insn32-64.decode | 3 +++ target/riscv/insn32.decode | 3 +++ target/riscv/insn_trans/trans_rvb.c.inc | 36 +++++++++++++++++++++++++ target/riscv/translate.c | 36 +++++++++++++++++++++++++ 4 files changed, 78 insertions(+) diff --git a/target/riscv/insn32-64.decode b/target/riscv/insn32-64.decode index 8c3ed33077e..8f9ba21b352 100644 --- a/target/riscv/insn32-64.decode +++ b/target/riscv/insn32-64.decode @@ -100,9 +100,12 @@ binvw 0110100 .......... 001 ..... 0111011 @r bextw 0100100 .......... 101 ..... 0111011 @r slow 0010000 .......... 001 ..... 0111011 @r srow 0010000 .......... 101 ..... 0111011 @r +rorw 0110000 .......... 101 ..... 0111011 @r +rolw 0110000 .......... 001 ..... 0111011 @r =20 bsetiw 0010100 .......... 001 ..... 0011011 @sh5 bclriw 0100100 .......... 001 ..... 0011011 @sh5 binviw 0110100 .......... 001 ..... 0011011 @sh5 sloiw 0010000 .......... 001 ..... 0011011 @sh5 sroiw 0010000 .......... 101 ..... 0011011 @sh5 +roriw 0110000 .......... 101 ..... 0011011 @sh5 diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0ea92312372..6d1b604c800 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -617,6 +617,8 @@ binv 0110100 .......... 001 ..... 0110011 @r bext 0100100 .......... 101 ..... 0110011 @r slo 0010000 .......... 001 ..... 0110011 @r sro 0010000 .......... 101 ..... 0110011 @r +ror 0110000 .......... 101 ..... 0110011 @r +rol 0110000 .......... 001 ..... 0110011 @r =20 bseti 00101. ........... 001 ..... 0010011 @sh bclri 01001. ........... 001 ..... 0010011 @sh @@ -624,3 +626,4 @@ binvi 01101. ........... 001 ..... 0010011 @sh bexti 01001. ........... 101 ..... 0010011 @sh sloi 00100. ........... 001 ..... 0010011 @sh sroi 00100. ........... 101 ..... 0010011 @sh +rori 01100. ........... 101 ..... 0010011 @sh diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_tr= ans/trans_rvb.c.inc index 44f9f639240..8a46fde4767 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -179,6 +179,24 @@ static bool trans_sroi(DisasContext *ctx, arg_sroi *a) return gen_shifti(ctx, a, gen_sro); } =20 +static bool trans_ror(DisasContext *ctx, arg_ror *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shift(ctx, a, tcg_gen_rotr_tl); +} + +static bool trans_rori(DisasContext *ctx, arg_rori *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shifti(ctx, a, tcg_gen_rotr_tl); +} + +static bool trans_rol(DisasContext *ctx, arg_rol *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shift(ctx, a, tcg_gen_rotl_tl); +} + /* RV64-only instructions */ #ifdef TARGET_RISCV64 =20 @@ -278,4 +296,22 @@ static bool trans_sroiw(DisasContext *ctx, arg_sroiw *= a) return gen_shiftiw(ctx, a, gen_sro); } =20 +static bool trans_rorw(DisasContext *ctx, arg_rorw *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shiftw(ctx, a, gen_rorw); +} + +static bool trans_roriw(DisasContext *ctx, arg_roriw *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shiftiw(ctx, a, gen_rorw); +} + +static bool trans_rolw(DisasContext *ctx, arg_rolw *a) +{ + REQUIRE_EXT(ctx, RVB); + return gen_shiftw(ctx, a, gen_rolw); +} + #endif diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 678c3dca81f..eee69e6bba9 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -828,6 +828,42 @@ static void gen_packuw(TCGv ret, TCGv arg1, TCGv arg2) tcg_temp_free(t); } =20 +static void gen_rorw(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv_i32 t1 =3D tcg_temp_new_i32(); + TCGv_i32 t2 =3D tcg_temp_new_i32(); + + /* truncate to 32-bits */ + tcg_gen_trunc_tl_i32(t1, arg1); + tcg_gen_trunc_tl_i32(t2, arg2); + + tcg_gen_rotr_i32(t1, t1, t2); + + /* sign-extend 64-bits */ + tcg_gen_ext_i32_tl(ret, t1); + + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t2); +} + +static void gen_rolw(TCGv ret, TCGv arg1, TCGv arg2) +{ + TCGv_i32 t1 =3D tcg_temp_new_i32(); + TCGv_i32 t2 =3D tcg_temp_new_i32(); + + /* truncate to 32-bits */ + tcg_gen_trunc_tl_i32(t1, arg1); + tcg_gen_trunc_tl_i32(t2, arg2); + + tcg_gen_rotl_i32(t1, t1, t2); + + /* sign-extend 64-bits */ + tcg_gen_ext_i32_tl(ret, t1); + + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t2); +} + #endif =20 static bool gen_arith(DisasContext *ctx, arg_r *a, --=20 2.17.1