From nobody Wed Feb 11 02:12:13 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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=1623314349; cv=none; d=zohomail.com; s=zohoarc; b=DdzX4Y1Qx5BxLSOVOoWRq1H5BYTUXaaedPlo0/+M6xOtYGILZc0XPoxvdQW8cUmfKDo71RDv5DTwEpiCh+HCmwOw/J9YLb3YsYjVH6exx1wxPWfFC2ls2jAYhnK8N7OpMgLMmnWWd4Yt4Fmpmxe1Evq/PdBqfYG1HwfLyxzCVJQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1623314349; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=+n0lqPyKWL8A7+XGLHZ/ZKFPotZc8Vs64YsPixxl2+E=; b=ckuEeKumSgmL4BF+j3fTJqLCurANukSQB5XD4EXbJaNqN+yEsc8+ljmY+9TJl7MeOLYui0tlaRGsn+yYo0v2UJ9BKaduqesOj3H52DlJl/GOvcjoMCK6VmXLA5P6pOkk2KvxNZFJZrusxz2eLAiW8UkyFz7lb6S1ArUPkb+X37Y= ARC-Authentication-Results: i=1; mx.zohomail.com; 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 1623314349035495.2696710064947; Thu, 10 Jun 2021 01:39:09 -0700 (PDT) Received: from localhost ([::1]:59932 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lrGDT-0001mS-Ns for importer@patchew.org; Thu, 10 Jun 2021 04:39:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44542) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrFsV-0007nW-BX; Thu, 10 Jun 2021 04:17:27 -0400 Received: from mail142-26.mail.alibaba.com ([198.11.142.26]:6494) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrFsP-0007rr-Dw; Thu, 10 Jun 2021 04:17:27 -0400 Received: from localhost.localdomain(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.KQNWif8_1623313021) by smtp.aliyun-inc.com(10.147.44.145); Thu, 10 Jun 2021 16:17:01 +0800 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.1340529|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_system_inform|0.238603-0.00565254-0.755744; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047203; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=7; RT=7; SR=0; TI=SMTPD_---.KQNWif8_1623313021; From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v2 35/37] target/riscv: RV64 Only Non-SIMD 32-bit Shift Instructions Date: Thu, 10 Jun 2021 15:59:06 +0800 Message-Id: <20210610075908.3305506-36-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210610075908.3305506-1-zhiwei_liu@c-sky.com> References: <20210610075908.3305506-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: none client-ip=198.11.142.26; envelope-from=zhiwei_liu@c-sky.com; helo=mail142-26.mail.alibaba.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=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: palmer@dabbelt.com, richard.henderson@linaro.org, bin.meng@windriver.com, Alistair.Francis@wdc.com, LIU Zhiwei Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 32-bit rounding arithmetic shift right immediate. Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 2 ++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvp.c.inc | 3 +++ target/riscv/packed_helper.c | 13 +++++++++++++ 4 files changed, 20 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index aa80095e1d..b998c86abf 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1472,3 +1472,5 @@ DEF_HELPER_4(kmsxda32, tl, env, tl, tl, tl) DEF_HELPER_3(smds32, i64, env, i64, i64) DEF_HELPER_3(smdrs32, i64, env, i64, i64) DEF_HELPER_3(smxds32, i64, env, i64, i64) + +DEF_HELPER_3(sraiw_u, i64, env, i64, i64) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index b9eeb57ca7..8e8aca4ea1 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -1095,3 +1095,5 @@ kmsxda32 0100111 ..... ..... 010 ..... 1110111 @r smds32 0101100 ..... ..... 010 ..... 1110111 @r smdrs32 0110100 ..... ..... 010 ..... 1110111 @r smxds32 0111100 ..... ..... 010 ..... 1110111 @r + +sraiw_u 0011010 ..... ..... 001 ..... 1110111 @sh5 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_tr= ans/trans_rvp.c.inc index 48bcf37e36..68c1ef9f48 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -1144,3 +1144,6 @@ GEN_RVP64_R_ACC_OOL(kmsxda32); GEN_RVP64_R_OOL(smds32); GEN_RVP64_R_OOL(smdrs32); GEN_RVP64_R_OOL(smxds32); + +/* (RV64 Only) Non-SIMD 32-bit Shift Instructions */ +GEN_RVP64_SHIFTI(sraiw_u, gen_helper_sraiw_u); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 834e7dbebb..42f1d96fa5 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -3795,3 +3795,16 @@ static inline void do_smxds32(CPURISCVState *env, vo= id *vd, void *va, } =20 RVPR64_64_64(smxds32, 1, 8); + +/* (RV64 Only) Non-SIMD 32-bit Shift Instructions */ +static inline void do_sraiw_u(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int64_t *d =3D vd; + int32_t *a =3D va; + uint8_t shift =3D *(uint8_t *)vb; + + *d =3D vssra32(env, 0, a[H4(i)], shift); +} + +RVPR64_64_64(sraiw_u, 1, 8); --=20 2.25.1