From patchwork Thu Jun 24 10:54:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 12341921 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 7FE75C48BDF for ; Thu, 24 Jun 2021 11:25:44 +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 254C76102A for ; Thu, 24 Jun 2021 11:25:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 254C76102A 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]:60396 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lwNUN-0003R0-AK for qemu-devel@archiver.kernel.org; Thu, 24 Jun 2021 07:25:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43428) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwN8b-0003ce-UB; Thu, 24 Jun 2021 07:03:13 -0400 Received: from out28-196.mail.aliyun.com ([115.124.28.196]:45105) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lwN8X-0000Rv-Js; Thu, 24 Jun 2021 07:03:13 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07458639|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.76618-0.00882805-0.224992; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047203; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=6; RT=6; SR=0; TI=SMTPD_---.KXKCj-P_1624532583; Received: from roman-VirtualBox.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.KXKCj-P_1624532583) by smtp.aliyun-inc.com(10.147.42.22); Thu, 24 Jun 2021 19:03:04 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v3 13/37] target/riscv: 8-bit Unpacking Instructions Date: Thu, 24 Jun 2021 18:54:57 +0800 Message-Id: <20210624105521.3964-14-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=115.124.28.196; envelope-from=zhiwei_liu@c-sky.com; helo=out28-196.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_H2=-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" Sign-extend or zero-extend selected 8-bit elements to 16-bit elements. Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis --- target/riscv/helper.h | 11 +++ target/riscv/insn32.decode | 11 +++ target/riscv/insn_trans/trans_rvp.c.inc | 12 +++ target/riscv/packed_helper.c | 121 ++++++++++++++++++++++++ 4 files changed, 155 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 240df8b766..9fd2a70f7d 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1255,3 +1255,14 @@ DEF_HELPER_2(clrs8, tl, env, tl) DEF_HELPER_2(clz8, tl, env, tl) DEF_HELPER_2(clo8, tl, env, tl) DEF_HELPER_2(swap8, tl, env, tl) + +DEF_HELPER_2(sunpkd810, tl, env, tl) +DEF_HELPER_2(sunpkd820, tl, env, tl) +DEF_HELPER_2(sunpkd830, tl, env, tl) +DEF_HELPER_2(sunpkd831, tl, env, tl) +DEF_HELPER_2(sunpkd832, tl, env, tl) +DEF_HELPER_2(zunpkd810, tl, env, tl) +DEF_HELPER_2(zunpkd820, tl, env, tl) +DEF_HELPER_2(zunpkd830, tl, env, tl) +DEF_HELPER_2(zunpkd831, tl, env, tl) +DEF_HELPER_2(zunpkd832, tl, env, tl) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 4c34f0f4f4..9b8ea0f9ab 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -858,3 +858,14 @@ clrs8 1010111 00000 ..... 000 ..... 1110111 @r2 clz8 1010111 00001 ..... 000 ..... 1110111 @r2 clo8 1010111 00011 ..... 000 ..... 1110111 @r2 swap8 1010110 11000 ..... 000 ..... 1110111 @r2 + +sunpkd810 1010110 01000 ..... 000 ..... 1110111 @r2 +sunpkd820 1010110 01001 ..... 000 ..... 1110111 @r2 +sunpkd830 1010110 01010 ..... 000 ..... 1110111 @r2 +sunpkd831 1010110 01011 ..... 000 ..... 1110111 @r2 +sunpkd832 1010110 10011 ..... 000 ..... 1110111 @r2 +zunpkd810 1010110 01100 ..... 000 ..... 1110111 @r2 +zunpkd820 1010110 01101 ..... 000 ..... 1110111 @r2 +zunpkd830 1010110 01110 ..... 000 ..... 1110111 @r2 +zunpkd831 1010110 01111 ..... 000 ..... 1110111 @r2 +zunpkd832 1010110 10111 ..... 000 ..... 1110111 @r2 diff --git a/target/riscv/insn_trans/trans_rvp.c.inc b/target/riscv/insn_trans/trans_rvp.c.inc index c5ec530fd7..5af2c7c2cc 100644 --- a/target/riscv/insn_trans/trans_rvp.c.inc +++ b/target/riscv/insn_trans/trans_rvp.c.inc @@ -348,3 +348,15 @@ GEN_RVP_R2_OOL(clrs8); GEN_RVP_R2_OOL(clz8); GEN_RVP_R2_OOL(clo8); GEN_RVP_R2_OOL(swap8); + +/* 8-bit Unpacking Instructions */ +GEN_RVP_R2_OOL(sunpkd810); +GEN_RVP_R2_OOL(sunpkd820); +GEN_RVP_R2_OOL(sunpkd830); +GEN_RVP_R2_OOL(sunpkd831); +GEN_RVP_R2_OOL(sunpkd832); +GEN_RVP_R2_OOL(zunpkd810); +GEN_RVP_R2_OOL(zunpkd820); +GEN_RVP_R2_OOL(zunpkd830); +GEN_RVP_R2_OOL(zunpkd831); +GEN_RVP_R2_OOL(zunpkd832); diff --git a/target/riscv/packed_helper.c b/target/riscv/packed_helper.c index 3d3d2bf3e4..8226dbd079 100644 --- a/target/riscv/packed_helper.c +++ b/target/riscv/packed_helper.c @@ -1193,3 +1193,124 @@ static inline void do_swap8(CPURISCVState *env, void *vd, void *va, uint8_t i) } RVPR2(swap8, 2, 1); + +/* 8-bit Unpacking Instructions */ +static inline void +do_sunpkd810(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a = va; + int16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 1)]; +} + +RVPR2(sunpkd810, 4, 1); + +static inline void +do_sunpkd820(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a = va; + int16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 2)]; +} + +RVPR2(sunpkd820, 4, 1); + +static inline void +do_sunpkd830(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a = va; + int16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(sunpkd830, 4, 1); + +static inline void +do_sunpkd831(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a = va; + int16_t *d = vd; + + d[H2(i / 2)] = a[H1(i) + 1]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(sunpkd831, 4, 1); + +static inline void +do_sunpkd832(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + int8_t *a = va; + int16_t *d = vd; + + d[H2(i / 2)] = a[H1(i) + 2]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(sunpkd832, 4, 1); + +static inline void +do_zunpkd810(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a = va; + uint16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 1)]; +} + +RVPR2(zunpkd810, 4, 1); + +static inline void +do_zunpkd820(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a = va; + uint16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 2)]; +} + +RVPR2(zunpkd820, 4, 1); + +static inline void +do_zunpkd830(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a = va; + uint16_t *d = vd; + + d[H2(i / 2)] = a[H1(i)]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(zunpkd830, 4, 1); + +static inline void +do_zunpkd831(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a = va; + uint16_t *d = vd; + + d[H2(i / 2)] = a[H1(i) + 1]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(zunpkd831, 4, 1); + +static inline void +do_zunpkd832(CPURISCVState *env, void *vd, void *va, uint8_t i) +{ + uint8_t *a = va; + uint16_t *d = vd; + + d[H2(i / 2)] = a[H1(i) + 2]; + d[H2(i / 2 + 1)] = a[H1(i + 3)]; +} + +RVPR2(zunpkd832, 4, 1);