From patchwork Thu Jun 24 10:55:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 12341949 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7BDEFC48BDF for ; Thu, 24 Jun 2021 11:34:12 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C1D1C613B3 for ; Thu, 24 Jun 2021 11:34:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1D1C613B3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:58306 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lwNcY-0004nI-VD for qemu-devel@archiver.kernel.org; Thu, 24 Jun 2021 07:34:10 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45158) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwNH9-00038P-NE; Thu, 24 Jun 2021 07:12:03 -0400 Received: from mail142-9.mail.alibaba.com ([198.11.142.9]:23525) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwNH5-0005Yj-KZ; Thu, 24 Jun 2021 07:12:03 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07821563|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_system_inform|0.600505-0.00222066-0.397274; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047202; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.KXKmNP6_1624533101; Received: from roman-VirtualBox.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.KXKmNP6_1624533101) by smtp.aliyun-inc.com(10.147.42.197); Thu, 24 Jun 2021 19:11:41 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v3 30/37] target/riscv: RV64 Only SIMD 32-bit Miscellaneous Instructions Date: Thu, 24 Jun 2021 18:55:14 +0800 Message-Id: <20210624105521.3964-31-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210624105521.3964-1-zhiwei_liu@c-sky.com> References: <20210624105521.3964-1-zhiwei_liu@c-sky.com> Received-SPF: none client-ip=198.11.142.9; envelope-from=zhiwei_liu@c-sky.com; helo=mail142-9.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, bin.meng@windriver.com, Alistair.Francis@wdc.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" SIMD 32-bit absolute value, signed or unsigned maximum, minimum. Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 6 +++ target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvp.c.inc | 15 +++++++ target/riscv/packed_helper.c | 55 +++++++++++++++++++++++++ 4 files changed, 82 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 3b2a73db9a..d992859747 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1437,3 +1437,9 @@ DEF_HELPER_3(sll32, i64, env, i64, i64) DEF_HELPER_3(ksll32, i64, env, i64, i64) DEF_HELPER_3(kslra32, i64, env, i64, i64) DEF_HELPER_3(kslra32_u, i64, env, i64, i64) + +DEF_HELPER_3(smin32, i64, env, i64, i64) +DEF_HELPER_3(umin32, i64, env, i64, i64) +DEF_HELPER_3(smax32, i64, env, i64, i64) +DEF_HELPER_3(umax32, i64, env, i64, i64) +DEF_HELPER_2(kabs32, tl, env, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 80150c693a..ee5f855f28 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -1060,3 +1060,9 @@ ksll32 0110010 ..... ..... 010 ..... 1110111 @r kslli32 1000010 ..... ..... 010 ..... 1110111 @sh5 kslra32 0101011 ..... ..... 010 ..... 1110111 @r kslra32_u 0110011 ..... ..... 010 ..... 1110111 @r + +smin32 1001000 ..... ..... 010 ..... 1110111 @r +umin32 1010000 ..... ..... 010 ..... 1110111 @r +smax32 1001001 ..... ..... 010 ..... 1110111 @r +umax32 1010001 ..... ..... 010 ..... 1110111 @r +kabs32 1010110 10010 ..... 000 ..... 1110111 @r2 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 6cba14be84..77586e07e4 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -1088,3 +1088,18 @@ GEN_RVP64_R_OOL(kslra32); GEN_RVP64_R_OOL(sra32_u); GEN_RVP64_R_OOL(srl32_u); GEN_RVP64_R_OOL(kslra32_u); + +/* (RV64 Only) SIMD 32-bit Miscellaneous Instructions */ +GEN_RVP64_R_OOL(smin32); +GEN_RVP64_R_OOL(umin32); +GEN_RVP64_R_OOL(smax32); +GEN_RVP64_R_OOL(umax32); + +#define GEN_RVP64_R2_OOL(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_r2 *a) \ +{ \ + REQUIRE_64BIT(s); \ + return r2_ool(s, a, gen_helper_##NAME); \ +} + +GEN_RVP64_R2_OOL(kabs32); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 74d42e4c33..a808dae9d8 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -3367,3 +3367,58 @@ static inline void do_kslra32_u(CPURISCVState *env, void *vd, void *va, } RVPR64_64_64(kslra32_u, 1, 4); + +/* (RV64 Only) SIMD 32-bit Miscellaneous Instructions */ +static inline void do_smin32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int32_t *d = vd, *a = va, *b = vb; + + d[i] = (a[i] < b[i]) ? a[i] : b[i]; +} + +RVPR64_64_64(smin32, 1, 4); + +static inline void do_umin32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint32_t *d = vd, *a = va, *b = vb; + + d[i] = (a[i] < b[i]) ? a[i] : b[i]; +} + +RVPR64_64_64(umin32, 1, 4); + +static inline void do_smax32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int32_t *d = vd, *a = va, *b = vb; + + d[i] = (a[i] > b[i]) ? a[i] : b[i]; +} + +RVPR64_64_64(smax32, 1, 4); + +static inline void do_umax32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint32_t *d = vd, *a = va, *b = vb; + + d[i] = (a[i] > b[i]) ? a[i] : b[i]; +} + +RVPR64_64_64(umax32, 1, 4); + +static inline void do_kabs32(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int32_t *d = vd, *a = va; + + if (a[i] == INT32_MIN) { + d[i] = INT32_MAX; + env->vxsat = 0x1; + } else { + d[i] = abs(a[i]); + } +} + +RVPR2(kabs32, 1, 4);