From patchwork Fri Feb 12 15:02:39 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 1439908 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 ozlabs.org (Postfix) with ESMTPS id 4DcdFk69S6z9s1l for ; Sat, 13 Feb 2021 02:48:42 +1100 (AEDT) Received: from localhost ([::1]:43274 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lAagS-00011a-R5 for incoming@patchwork.ozlabs.org; Fri, 12 Feb 2021 10:48:40 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:52206) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAaet-0000AT-V2; Fri, 12 Feb 2021 10:47:03 -0500 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:54637) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lAaes-00062p-23; Fri, 12 Feb 2021 10:47:03 -0500 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.1166958|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.533591-0.0146714-0.451738; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047204; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.JYHU1d9_1613144815; Received: from localhost.localdomain(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.JYHU1d9_1613144815) by smtp.aliyun-inc.com(10.147.42.241); Fri, 12 Feb 2021 23:46:55 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org Subject: [PATCH 21/38] target/riscv: 8-bit Multiply with 32-bit Add Instructions Date: Fri, 12 Feb 2021 23:02:39 +0800 Message-Id: <20210212150256.885-22-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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei --- target/riscv/helper.h | 4 +++ target/riscv/insn32.decode | 4 +++ target/riscv/insn_trans/trans_rvp.c.inc | 5 +++ target/riscv/packed_helper.c | 44 +++++++++++++++++++++++++ 4 files changed, 57 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 7c3a0654d6..0ddd07b305 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1323,3 +1323,7 @@ DEF_HELPER_2(clz32, tl, env, tl) DEF_HELPER_2(clo32, tl, env, tl) DEF_HELPER_3(pbsad, tl, env, tl, tl) DEF_HELPER_4(pbsada, tl, env, tl, tl, tl) + +DEF_HELPER_4(smaqa, tl, env, tl, tl, tl) +DEF_HELPER_4(umaqa, tl, env, tl, tl, tl) +DEF_HELPER_4(smaqa_su, tl, env, tl, tl, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 12e95f9c5f..6a50abca21 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -793,3 +793,7 @@ clz32 1010111 11001 ..... 000 ..... 1111111 @r2 clo32 1010111 11011 ..... 000 ..... 1111111 @r2 pbsad 1111110 ..... ..... 000 ..... 1111111 @r pbsada 1111111 ..... ..... 000 ..... 1111111 @r + +smaqa 1100100 ..... ..... 000 ..... 1111111 @r +umaqa 1100110 ..... ..... 000 ..... 1111111 @r +smaqa_su 1100101 ..... ..... 000 ..... 1111111 @r diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index 42656682c6..0877cd04b4 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -665,3 +665,8 @@ GEN_RVP_R2_OOL(clz32); GEN_RVP_R2_OOL(clo32); GEN_RVP_R_OOL(pbsad); GEN_RVP_R_ACC_OOL(pbsada); + +/* 8-bit Multiply with 32-bit Add Instructions */ +GEN_RVP_R_ACC_OOL(smaqa); +GEN_RVP_R_ACC_OOL(umaqa); +GEN_RVP_R_ACC_OOL(smaqa_su); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 96e73c045b..02a0f912e9 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -2053,3 +2053,47 @@ static inline void do_pbsada(CPURISCVState *env, void *vd, void *va, } RVPR_ACC(pbsada, 1, 1); + +/* 8-bit Multiply with 32-bit Add Instructions */ +static inline void do_smaqa(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int8_t *a = va, *b = vb; + int32_t *d = vd, *c = vc; + + d[H4(i)] = c[H4(i)] + a[H1(i * 4)] * b[H1(i * 4)] + + a[H1(i * 4 + 1)] * b[H1(i * 4 + 1)] + + a[H1(i * 4 + 2)] * b[H1(i * 4 + 2)] + + a[H1(i * 4 + 3)] * b[H1(i * 4 + 3)]; +} + +RVPR_ACC(smaqa, 1, 4); + +static inline void do_umaqa(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + uint8_t *a = va, *b = vb; + uint32_t *d = vd, *c = vc; + + d[H4(i)] = c[H4(i)] + a[H1(i * 4)] * b[H1(i * 4)] + + a[H1(i * 4 + 1)] * b[H1(i * 4 + 1)] + + a[H1(i * 4 + 2)] * b[H1(i * 4 + 2)] + + a[H1(i * 4 + 3)] * b[H1(i * 4 + 3)]; +} + +RVPR_ACC(umaqa, 1, 4); + +static inline void do_smaqa_su(CPURISCVState *env, void *vd, void *va, + void *vb, void *vc, uint8_t i) +{ + int8_t *a = va; + uint8_t *b = vb; + int32_t *d = vd, *c = vc; + + d[H4(i)] = c[H4(i)] + a[H1(i * 4)] * b[H1(i * 4)] + + a[H1(i * 4 + 1)] * b[H1(i * 4 + 1)] + + a[H1(i * 4 + 2)] * b[H1(i * 4 + 2)] + + a[H1(i * 4 + 3)] * b[H1(i * 4 + 3)]; +} + +RVPR_ACC(smaqa_su, 1, 4);