From nobody Tue Feb 10 17:13:07 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1623312710; cv=none; d=zohomail.com; s=zohoarc; b=CcLrbhw56UZat1dMDFTOqqQEU/0T7ZnvUL3D0us/C+HseQb8Wj/9duKLVVEqjhxX0SH8wRM55u/Y6K0NLGBHayXDr9GTtQJEuUi1MgwO4tVNUPyaJoZ+Lo2ua3i4K2SJiTViLMqGPJlpC5W3xqXsmldWvybwtu8PnBLKE+dEiww= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1623312710; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=KVOOTrbUQPgawPeELRALuw4ihIwvMJTvs2B9v3TGwI0=; b=oALgjHv2/RkuLOXC/F3yVYW1I0jDLJAQDovOFj+BL1HQPUggmVSdbPtUVbOI7IQOyOVm6udn/a7VkxIpIUn+O2fs9b+4sjS+fnMAkNigT5nNgFdTmkLu6y3t/0DycDePLQEP63CypvVLjR+jdM2zuxqOqNn3VdY/WdDUCiv8j9w= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1623312710790574.1623501481487; Thu, 10 Jun 2021 01:11:50 -0700 (PDT) Received: from localhost ([::1]:33900 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lrFn3-0004oZ-BE for importer@patchew.org; Thu, 10 Jun 2021 04:11:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41530) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrFhQ-0006qB-Pi; Thu, 10 Jun 2021 04:06:01 -0400 Received: from out28-4.mail.aliyun.com ([115.124.28.4]:39988) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrFhL-0001Fx-Ua; Thu, 10 Jun 2021 04:06:00 -0400 Received: from localhost.localdomain(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.KQMXJMA_1623312350) by smtp.aliyun-inc.com(10.147.42.198); Thu, 10 Jun 2021 16:05:51 +0800 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07460574|-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=ay29a033018047192; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=8; RT=7; SR=0; TI=SMTPD_---.KQMXJMA_1623312350; From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v2 13/37] target/riscv: 8-bit Unpacking Instructions Date: Thu, 10 Jun 2021 15:58:44 +0800 Message-Id: <20210610075908.3305506-14-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210610075908.3305506-1-zhiwei_liu@c-sky.com> References: <20210610075908.3305506-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=115.124.28.4; envelope-from=zhiwei_liu@c-sky.com; helo=out28-4.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, richard.henderson@linaro.org, bin.meng@windriver.com, Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 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_tr= ans/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, voi= d *vd, void *va, uint8_t i) } =20 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 =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 1]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + int16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 2]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i)]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 1]; + d[H2(i / 2 + 1)] =3D 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 =3D va; + uint16_t *d =3D vd; + + d[H2(i / 2)] =3D a[H1(i) + 2]; + d[H2(i / 2 + 1)] =3D a[H1(i + 3)]; +} + +RVPR2(zunpkd832, 4, 1); --=20 2.25.1