From patchwork Fri Feb 12 15:02:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 12085611 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 A29C9C433E0 for ; Fri, 12 Feb 2021 16:12:22 +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 42C0864E70 for ; Fri, 12 Feb 2021 16:12:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 42C0864E70 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]:58422 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lAb3N-0003zj-9F for qemu-devel@archiver.kernel.org; Fri, 12 Feb 2021 11:12:21 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:57774) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAb2I-00038u-Ag; Fri, 12 Feb 2021 11:11:14 -0500 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:47941) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAb2G-00083I-Eu; Fri, 12 Feb 2021 11:11:14 -0500 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.0927783|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_regular_dialog|0.343025-0.00652002-0.650455; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047206; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.JYHY1EE_1613146265; Received: from localhost.localdomain(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.JYHY1EE_1613146265) by smtp.aliyun-inc.com(10.147.41.178); Sat, 13 Feb 2021 00:11:05 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org Subject: [PATCH 33/38] target/riscv: RV64 Only 32-bit Multiply Instructions Date: Fri, 12 Feb 2021 23:02:51 +0800 Message-Id: <20210212150256.885-34-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210212150256.885-1-zhiwei_liu@c-sky.com> References: <20210212150256.885-1-zhiwei_liu@c-sky.com> Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.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, 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: richard.henderson@linaro.org, LIU Zhiwei , qemu-riscv@nongnu.org, palmer@dabbelt.com, alistair23@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 3 +++ target/riscv/insn32-64.decode | 3 +++ target/riscv/insn_trans/trans_rvp.c.inc | 4 ++++ target/riscv/packed_helper.c | 19 +++++++++++++++++++ 4 files changed, 29 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f8521a5388..198b010601 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1450,4 +1450,7 @@ DEF_HELPER_3(kdmtt16, tl, env, tl, tl) DEF_HELPER_4(kdmabb16, tl, env, tl, tl, tl) DEF_HELPER_4(kdmabt16, tl, env, tl, tl, tl) DEF_HELPER_4(kdmatt16, tl, env, tl, tl, tl) + +DEF_HELPER_3(smbt32, tl, env, tl, tl) +DEF_HELPER_3(smtt32, tl, env, tl, tl) #endif diff --git a/target/riscv/insn32-64.decode b/target/riscv/insn32-64.decode index 2e1c1817e4..46a4e5d080 100644 --- a/target/riscv/insn32-64.decode +++ b/target/riscv/insn32-64.decode @@ -145,3 +145,6 @@ kdmtt16 1111101 ..... ..... 001 ..... 1111111 @r kdmabb16 1101100 ..... ..... 001 ..... 1111111 @r kdmabt16 1110100 ..... ..... 001 ..... 1111111 @r kdmatt16 1111100 ..... ..... 001 ..... 1111111 @r + +smbt32 0001100 ..... ..... 010 ..... 1111111 @r +smtt32 0010100 ..... ..... 010 ..... 1111111 @r diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 2b4418abd8..33435c3a9e 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -1190,4 +1190,8 @@ GEN_RVP_R_OOL(kdmtt16); GEN_RVP_R_ACC_OOL(kdmabb16); GEN_RVP_R_ACC_OOL(kdmabt16); GEN_RVP_R_ACC_OOL(kdmatt16); + +/* (RV64 Only) 32-bit Multiply Instructions */ +GEN_RVP_R_OOL(smbt32); +GEN_RVP_R_OOL(smtt32); #endif diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 5636848aaf..11b41637a1 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -3572,5 +3572,24 @@ static inline void do_kdmatt16(CPURISCVState *env, void *vd, void *va, RVPR_ACC(kdmatt16, 2, 2); +/* (RV64 Only) 32-bit Multiply Instructions */ +static inline void do_smbt32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int64_t *d = vd; + int32_t *a = va, *b = vb; + *d = (int64_t)a[H4(2 * i)] * b[H4(4 * i + 1)]; +} + +RVPR(smbt32, 1, sizeof(target_ulong)); + +static inline void do_smtt32(CPURISCVState *env, void *vd, void *va, + void *vb, uint8_t i) +{ + int64_t *d = vd; + int32_t *a = va, *b = vb; + *d = (int64_t)a[H4(2 * i + 1)] * b[H4(2 * i + 1)]; +} +RVPR(smtt32, 1, sizeof(target_ulong)); #endif