From patchwork Thu Jun 24 10:54:52 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 12341853 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 06DE7C48BDF for ; Thu, 24 Jun 2021 11:14:57 +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 C9875600CC for ; Thu, 24 Jun 2021 11:14:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C9875600CC 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]:50072 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lwNJw-0001yj-0A for qemu-devel@archiver.kernel.org; Thu, 24 Jun 2021 07:14:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42806) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwN69-0000IM-S3; Thu, 24 Jun 2021 07:00:42 -0400 Received: from out28-100.mail.aliyun.com ([115.124.28.100]:37358) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwN66-00071B-B3; Thu, 24 Jun 2021 07:00:41 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07646371|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.664607-0.0175856-0.317808; 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_---.KXKEBn9_1624532431; Received: from roman-VirtualBox.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.KXKEBn9_1624532431) by smtp.aliyun-inc.com(10.147.43.230); Thu, 24 Jun 2021 19:00:31 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v3 08/37] target/riscv: SIMD 8-bit Compare Instructions Date: Thu, 24 Jun 2021 18:54:52 +0800 Message-Id: <20210624105521.3964-9-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=115.124.28.100; envelope-from=zhiwei_liu@c-sky.com; helo=out28-100.mail.aliyun.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, 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" There are 5 instructions here, including 8-bit compare equal, signed less than, signed less than & equal, unsigned less than, unsigned less than & equal. Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis --- target/riscv/helper.h | 6 ++++ target/riscv/insn32.decode | 6 ++++ target/riscv/insn_trans/trans_rvp.c.inc | 7 ++++ target/riscv/packed_helper.c | 46 +++++++++++++++++++++++++ 4 files changed, 65 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 830845761b..c424e45fe5 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1212,3 +1212,9 @@ DEF_HELPER_3(scmplt16, tl, env, tl, tl) DEF_HELPER_3(scmple16, tl, env, tl, tl) DEF_HELPER_3(ucmplt16, tl, env, tl, tl) DEF_HELPER_3(ucmple16, tl, env, tl, tl) + +DEF_HELPER_3(cmpeq8, tl, env, tl, tl) +DEF_HELPER_3(scmplt8, tl, env, tl, tl) +DEF_HELPER_3(scmple8, tl, env, tl, tl) +DEF_HELPER_3(ucmplt8, tl, env, tl, tl) +DEF_HELPER_3(ucmple8, tl, env, tl, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5031cebf1f..fdbf3798c7 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -815,3 +815,9 @@ scmplt16 0000110 ..... ..... 000 ..... 1110111 @r scmple16 0001110 ..... ..... 000 ..... 1110111 @r ucmplt16 0010110 ..... ..... 000 ..... 1110111 @r ucmple16 0011110 ..... ..... 000 ..... 1110111 @r + +cmpeq8 0100111 ..... ..... 000 ..... 1110111 @r +scmplt8 0000111 ..... ..... 000 ..... 1110111 @r +scmple8 0001111 ..... ..... 000 ..... 1110111 @r +ucmplt8 0010111 ..... ..... 000 ..... 1110111 @r +ucmple8 0011111 ..... ..... 000 ..... 1110111 @r diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 65199ffb5a..aa432701c8 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -210,3 +210,10 @@ GEN_RVP_R_OOL(scmplt16); GEN_RVP_R_OOL(scmple16); GEN_RVP_R_OOL(ucmplt16); GEN_RVP_R_OOL(ucmple16); + +/* SIMD 8-bit Compare Instructions */ +GEN_RVP_R_OOL(cmpeq8); +GEN_RVP_R_OOL(scmplt8); +GEN_RVP_R_OOL(scmple8); +GEN_RVP_R_OOL(ucmplt8); +GEN_RVP_R_OOL(ucmple8); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 30b916b5ad..ff86e015e4 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -677,3 +677,49 @@ static inline void do_ucmple16(CPURISCVState *env, void *vd, void *va, } RVPR(ucmple16, 1, 2); + +/* SIMD 8-bit Compare Instructions */ +static inline void do_cmpeq8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] == b[i]) ? 0xff : 0x0; +} + +RVPR(cmpeq8, 1, 1); + +static inline void do_scmplt8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] < b[i]) ? 0xff : 0x0; +} + +RVPR(scmplt8, 1, 1); + +static inline void do_scmple8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] <= b[i]) ? 0xff : 0x0; +} + +RVPR(scmple8, 1, 1); + +static inline void do_ucmplt8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] < b[i]) ? 0xff : 0x0; +} + +RVPR(ucmplt8, 1, 1); + +static inline void do_ucmple8(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + uint8_t *d = vd, *a = va, *b = vb; + d[i] = (a[i] <= b[i]) ? 0xff : 0x0; +} + +RVPR(ucmple8, 1, 1);