From patchwork Sat Jun 20 02:54:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279954 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY,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 BE48DC433DF for ; Sat, 20 Jun 2020 02:58:36 +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 917F322DD6 for ; Sat, 20 Jun 2020 02:58:36 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 917F322DD6 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]:37156 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmTiF-0002jy-Ra for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 22:58:35 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56590) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmThe-0001WG-QR; Fri, 19 Jun 2020 22:57:58 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:53281) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmThd-0006u7-1J; Fri, 19 Jun 2020 22:57:58 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07846741|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.00409942-0.00304962-0.992851; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03307; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVLgal_1592621870; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVLgal_1592621870) by smtp.aliyun-inc.com(10.147.41.231); Sat, 20 Jun 2020 10:57:50 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 01/61] target/riscv: add vector extension field in CPURISCVState Date: Sat, 20 Jun 2020 10:54:40 +0800 Message-Id: <20200620025540.1109-2-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The 32 vector registers will be viewed as a continuous memory block. It avoids the convension between element index and (regno, offset). Thus elements can be directly accessed by offset from the first vector base address. Signed-off-by: LIU Zhiwei Acked-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/cpu.h | 12 ++++++++++++ target/riscv/translate.c | 3 ++- 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 80569f0d44..0018a79fa3 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -59,6 +59,7 @@ #define RVA RV('A') #define RVF RV('F') #define RVD RV('D') +#define RVV RV('V') #define RVC RV('C') #define RVS RV('S') #define RVU RV('U') @@ -88,9 +89,20 @@ typedef struct CPURISCVState CPURISCVState; #include "pmp.h" +#define RV_VLEN_MAX 512 + struct CPURISCVState { target_ulong gpr[32]; uint64_t fpr[32]; /* assume both F and D extensions */ + + /* vector coprocessor state. */ + uint64_t vreg[32 * RV_VLEN_MAX / 64] QEMU_ALIGNED(16); + target_ulong vxrm; + target_ulong vxsat; + target_ulong vl; + target_ulong vstart; + target_ulong vtype; + target_ulong pc; target_ulong load_res; target_ulong load_val; diff --git a/target/riscv/translate.c b/target/riscv/translate.c index ce71ca7a92..b269f15920 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -32,7 +32,7 @@ #include "instmap.h" /* global register indices */ -static TCGv cpu_gpr[32], cpu_pc; +static TCGv cpu_gpr[32], cpu_pc, cpu_vl; static TCGv_i64 cpu_fpr[32]; /* assume F and D extensions */ static TCGv load_res; static TCGv load_val; @@ -887,6 +887,7 @@ void riscv_translate_init(void) } cpu_pc = tcg_global_mem_new(cpu_env, offsetof(CPURISCVState, pc), "pc"); + cpu_vl = tcg_global_mem_new(cpu_env, offsetof(CPURISCVState, vl), "vl"); load_res = tcg_global_mem_new(cpu_env, offsetof(CPURISCVState, load_res), "load_res"); load_val = tcg_global_mem_new(cpu_env, offsetof(CPURISCVState, load_val), From patchwork Sat Jun 20 02:54:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279953 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=-6.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, UNWANTED_LANGUAGE_BODY, 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 83D7BC433E0 for ; Sat, 20 Jun 2020 03:02:57 +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 5671F22EBE for ; Sat, 20 Jun 2020 03:02:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5671F22EBE 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]:41656 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmTmS-00059u-Kt for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:02:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57166) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTla-0004g0-4h; Fri, 19 Jun 2020 23:02:03 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:51994) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTlX-0008J1-5l; Fri, 19 Jun 2020 23:02:01 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436283|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.291767-0.000224626-0.708008; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03298; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpV3Z6g_1592622111; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpV3Z6g_1592622111) by smtp.aliyun-inc.com(10.147.42.198); Sat, 20 Jun 2020 11:01:52 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 03/61] target/riscv: support vector extension csr Date: Sat, 20 Jun 2020 10:54:42 +0800 Message-Id: <20200620025540.1109-4-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The v0.7.1 specification does not define vector status within mstatus. A future revision will define the privileged portion of the vector status. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/cpu_bits.h | 15 +++++++++ target/riscv/csr.c | 75 ++++++++++++++++++++++++++++++++++++++++- 2 files changed, 89 insertions(+), 1 deletion(-) diff --git a/target/riscv/cpu_bits.h b/target/riscv/cpu_bits.h index 7f64ee1174..8117e8b5a7 100644 --- a/target/riscv/cpu_bits.h +++ b/target/riscv/cpu_bits.h @@ -29,6 +29,14 @@ #define FSR_NXA (FPEXC_NX << FSR_AEXC_SHIFT) #define FSR_AEXC (FSR_NVA | FSR_OFA | FSR_UFA | FSR_DZA | FSR_NXA) +/* Vector Fixed-Point round model */ +#define FSR_VXRM_SHIFT 9 +#define FSR_VXRM (0x3 << FSR_VXRM_SHIFT) + +/* Vector Fixed-Point saturation flag */ +#define FSR_VXSAT_SHIFT 8 +#define FSR_VXSAT (0x1 << FSR_VXSAT_SHIFT) + /* Control and Status Registers */ /* User Trap Setup */ @@ -48,6 +56,13 @@ #define CSR_FRM 0x002 #define CSR_FCSR 0x003 +/* User Vector CSRs */ +#define CSR_VSTART 0x008 +#define CSR_VXSAT 0x009 +#define CSR_VXRM 0x00a +#define CSR_VL 0xc20 +#define CSR_VTYPE 0xc21 + /* User Timers and Counters */ #define CSR_CYCLE 0xc00 #define CSR_TIME 0xc01 diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 383be0a955..ac01c835e1 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -46,6 +46,10 @@ void riscv_set_csr_ops(int csrno, riscv_csr_operations *ops) static int fs(CPURISCVState *env, int csrno) { #if !defined(CONFIG_USER_ONLY) + /* loose check condition for fcsr in vector extension */ + if ((csrno == CSR_FCSR) && (env->misa & RVV)) { + return 0; + } if (!env->debugger && !riscv_cpu_fp_enabled(env)) { return -1; } @@ -53,6 +57,14 @@ static int fs(CPURISCVState *env, int csrno) return 0; } +static int vs(CPURISCVState *env, int csrno) +{ + if (env->misa & RVV) { + return 0; + } + return -1; +} + static int ctr(CPURISCVState *env, int csrno) { #if !defined(CONFIG_USER_ONLY) @@ -154,6 +166,10 @@ static int read_fcsr(CPURISCVState *env, int csrno, target_ulong *val) #endif *val = (riscv_cpu_get_fflags(env) << FSR_AEXC_SHIFT) | (env->frm << FSR_RD_SHIFT); + if (vs(env, csrno) >= 0) { + *val |= (env->vxrm << FSR_VXRM_SHIFT) + | (env->vxsat << FSR_VXSAT_SHIFT); + } return 0; } @@ -166,10 +182,62 @@ static int write_fcsr(CPURISCVState *env, int csrno, target_ulong val) env->mstatus |= MSTATUS_FS; #endif env->frm = (val & FSR_RD) >> FSR_RD_SHIFT; + if (vs(env, csrno) >= 0) { + env->vxrm = (val & FSR_VXRM) >> FSR_VXRM_SHIFT; + env->vxsat = (val & FSR_VXSAT) >> FSR_VXSAT_SHIFT; + } riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT); return 0; } +static int read_vtype(CPURISCVState *env, int csrno, target_ulong *val) +{ + *val = env->vtype; + return 0; +} + +static int read_vl(CPURISCVState *env, int csrno, target_ulong *val) +{ + *val = env->vl; + return 0; +} + +static int read_vxrm(CPURISCVState *env, int csrno, target_ulong *val) +{ + *val = env->vxrm; + return 0; +} + +static int write_vxrm(CPURISCVState *env, int csrno, target_ulong val) +{ + env->vxrm = val; + return 0; +} + +static int read_vxsat(CPURISCVState *env, int csrno, target_ulong *val) +{ + *val = env->vxsat; + return 0; +} + +static int write_vxsat(CPURISCVState *env, int csrno, target_ulong val) +{ + env->vxsat = val; + return 0; +} + +static int read_vstart(CPURISCVState *env, int csrno, target_ulong *val) +{ + *val = env->vstart; + return 0; +} + +static int write_vstart(CPURISCVState *env, int csrno, target_ulong val) +{ + env->vstart = val; + return 0; +} + /* User Timers and Counters */ static int read_instret(CPURISCVState *env, int csrno, target_ulong *val) { @@ -1183,7 +1251,12 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = { [CSR_FFLAGS] = { fs, read_fflags, write_fflags }, [CSR_FRM] = { fs, read_frm, write_frm }, [CSR_FCSR] = { fs, read_fcsr, write_fcsr }, - + /* Vector CSRs */ + [CSR_VSTART] = { vs, read_vstart, write_vstart }, + [CSR_VXSAT] = { vs, read_vxsat, write_vxsat }, + [CSR_VXRM] = { vs, read_vxrm, write_vxrm }, + [CSR_VL] = { vs, read_vl }, + [CSR_VTYPE] = { vs, read_vtype }, /* User Timers and Counters */ [CSR_CYCLE] = { ctr, read_instret }, [CSR_INSTRET] = { ctr, read_instret }, From patchwork Sat Jun 20 02:54:44 2020 Content-Type: text/plain; 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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]:46076 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmTqD-0007Y9-MN for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:06:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57828) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTpV-00077H-G3; Fri, 19 Jun 2020 23:06:05 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:55918) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTpS-0000xV-Gs; Fri, 19 Jun 2020 23:06:05 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.9066699|0.3954161; CH=green; DM=|AD|false|; DS=CONTINUE|ham_system_inform|0.0149268-0.00228504-0.982788; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03298; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVBWYh_1592622353; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVBWYh_1592622353) by smtp.aliyun-inc.com(10.147.41.199); Sat, 20 Jun 2020 11:05:53 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 05/61] target/riscv: add an internals.h header Date: Sat, 20 Jun 2020 10:54:44 +0800 Message-Id: <20200620025540.1109-6-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The internals.h keeps things that are not relevant to the actual architecture, only to the implementation, separate. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/internals.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 target/riscv/internals.h diff --git a/target/riscv/internals.h b/target/riscv/internals.h new file mode 100644 index 0000000000..22a49af413 --- /dev/null +++ b/target/riscv/internals.h @@ -0,0 +1,24 @@ +/* + * QEMU RISC-V CPU -- internal functions and types + * + * Copyright (c) 2020 T-Head Semiconductor Co., Ltd. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2 or later, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + */ + +#ifndef RISCV_CPU_INTERNALS_H +#define RISCV_CPU_INTERNALS_H + +#include "hw/registerfields.h" + +#endif From patchwork Sat Jun 20 02:54:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279951 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 A2339C433DF for ; Sat, 20 Jun 2020 03:12:45 +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 5F70723102 for ; Sat, 20 Jun 2020 03:12:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5F70723102 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]:55906 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmTvw-0005Cw-Lh for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:12:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:58502) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTtP-0001HT-EC; Fri, 19 Jun 2020 23:10:08 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:56738) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTtM-00021j-IQ; Fri, 19 Jun 2020 23:10:07 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436282|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.146678-0.00649423-0.846828; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03305; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVbL0s_1592622594; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVbL0s_1592622594) by smtp.aliyun-inc.com(10.147.40.233); Sat, 20 Jun 2020 11:09:54 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 07/61] target/riscv: add vector index load and store instructions Date: Sat, 20 Jun 2020 10:54:46 +0800 Message-Id: <20200620025540.1109-8-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Vector indexed operations add the contents of each element of the vector offset operand specified by vs2 to the base effective address to give the effective address of each element. Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 35 +++++++ target/riscv/insn32.decode | 13 +++ target/riscv/insn_trans/trans_rvv.inc.c | 129 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 116 +++++++++++++++++++++ 4 files changed, 293 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index f03b3d52f5..f3650f736e 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -189,3 +189,38 @@ DEF_HELPER_6(vsse_v_b, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_h, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_w, void, ptr, ptr, tl, tl, env, i32) DEF_HELPER_6(vsse_v_d, void, ptr, ptr, tl, tl, env, i32) +DEF_HELPER_6(vlxb_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxb_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxh_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxe_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxbu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxhu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxwu_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vlxwu_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxb_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxh_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsxe_v_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 58b95792e6..287d52bcc9 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -243,6 +243,19 @@ vssh_v ... 010 . ..... ..... 101 ..... 0100111 @r_nfvm vssw_v ... 010 . ..... ..... 110 ..... 0100111 @r_nfvm vsse_v ... 010 . ..... ..... 111 ..... 0100111 @r_nfvm +vlxb_v ... 111 . ..... ..... 000 ..... 0000111 @r_nfvm +vlxh_v ... 111 . ..... ..... 101 ..... 0000111 @r_nfvm +vlxw_v ... 111 . ..... ..... 110 ..... 0000111 @r_nfvm +vlxe_v ... 011 . ..... ..... 111 ..... 0000111 @r_nfvm +vlxbu_v ... 011 . ..... ..... 000 ..... 0000111 @r_nfvm +vlxhu_v ... 011 . ..... ..... 101 ..... 0000111 @r_nfvm +vlxwu_v ... 011 . ..... ..... 110 ..... 0000111 @r_nfvm +# Vector ordered-indexed and unordered-indexed store insns. +vsxb_v ... -11 . ..... ..... 000 ..... 0100111 @r_nfvm +vsxh_v ... -11 . ..... ..... 101 ..... 0100111 @r_nfvm +vsxw_v ... -11 . ..... ..... 110 ..... 0100111 @r_nfvm +vsxe_v ... -11 . ..... ..... 111 ..... 0100111 @r_nfvm + # *** new major opcode OP-V *** vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index f9950ad5a0..c3a79c5232 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -432,3 +432,132 @@ GEN_VEXT_TRANS(vssb_v, 0, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vssh_v, 1, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vssw_v, 2, rnfvm, st_stride_op, st_stride_check) GEN_VEXT_TRANS(vsse_v, 3, rnfvm, st_stride_op, st_stride_check) + +/* + *** index load and store + */ +typedef void gen_helper_ldst_index(TCGv_ptr, TCGv_ptr, TCGv, + TCGv_ptr, TCGv_env, TCGv_i32); + +static bool ldst_index_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, + uint32_t data, gen_helper_ldst_index *fn, + DisasContext *s) +{ + TCGv_ptr dest, mask, index; + TCGv base; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + index = tcg_temp_new_ptr(); + base = tcg_temp_new(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(index, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, index, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(index); + tcg_temp_free(base); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool ld_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_index *fn; + static gen_helper_ldst_index * const fns[7][4] = { + { gen_helper_vlxb_v_b, gen_helper_vlxb_v_h, + gen_helper_vlxb_v_w, gen_helper_vlxb_v_d }, + { NULL, gen_helper_vlxh_v_h, + gen_helper_vlxh_v_w, gen_helper_vlxh_v_d }, + { NULL, NULL, + gen_helper_vlxw_v_w, gen_helper_vlxw_v_d }, + { gen_helper_vlxe_v_b, gen_helper_vlxe_v_h, + gen_helper_vlxe_v_w, gen_helper_vlxe_v_d }, + { gen_helper_vlxbu_v_b, gen_helper_vlxbu_v_h, + gen_helper_vlxbu_v_w, gen_helper_vlxbu_v_d }, + { NULL, gen_helper_vlxhu_v_h, + gen_helper_vlxhu_v_w, gen_helper_vlxhu_v_d }, + { NULL, NULL, + gen_helper_vlxwu_v_w, gen_helper_vlxwu_v_d }, + }; + + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_index_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool ld_index_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vlxb_v, 0, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxh_v, 1, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxw_v, 2, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxe_v, 3, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxbu_v, 4, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxhu_v, 5, rnfvm, ld_index_op, ld_index_check) +GEN_VEXT_TRANS(vlxwu_v, 6, rnfvm, ld_index_op, ld_index_check) + +static bool st_index_op(DisasContext *s, arg_rnfvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_ldst_index *fn; + static gen_helper_ldst_index * const fns[4][4] = { + { gen_helper_vsxb_v_b, gen_helper_vsxb_v_h, + gen_helper_vsxb_v_w, gen_helper_vsxb_v_d }, + { NULL, gen_helper_vsxh_v_h, + gen_helper_vsxh_v_w, gen_helper_vsxh_v_d }, + { NULL, NULL, + gen_helper_vsxw_v_w, gen_helper_vsxw_v_d }, + { gen_helper_vsxe_v_b, gen_helper_vsxe_v_h, + gen_helper_vsxe_v_w, gen_helper_vsxe_v_d } + }; + + fn = fns[seq][s->sew]; + if (fn == NULL) { + return false; + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, NF, a->nf); + return ldst_index_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} + +static bool st_index_check(DisasContext *s, arg_rnfvm* a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_nf(s, a->nf)); +} + +GEN_VEXT_TRANS(vsxb_v, 0, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxh_v, 1, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxw_v, 2, rnfvm, st_index_op, st_index_check) +GEN_VEXT_TRANS(vsxe_v, 3, rnfvm, st_index_op, st_index_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 27ddb1d0dc..9355958d3f 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -461,3 +461,119 @@ GEN_VEXT_ST_US(vse_v_b, int8_t, int8_t , ste_b) GEN_VEXT_ST_US(vse_v_h, int16_t, int16_t, ste_h) GEN_VEXT_ST_US(vse_v_w, int32_t, int32_t, ste_w) GEN_VEXT_ST_US(vse_v_d, int64_t, int64_t, ste_d) + +/* + *** index: access vector element from indexed memory + */ +typedef target_ulong vext_get_index_addr(target_ulong base, + uint32_t idx, void *vs2); + +#define GEN_VEXT_GET_INDEX_ADDR(NAME, ETYPE, H) \ +static target_ulong NAME(target_ulong base, \ + uint32_t idx, void *vs2) \ +{ \ + return (base + *((ETYPE *)vs2 + H(idx))); \ +} + +GEN_VEXT_GET_INDEX_ADDR(idx_b, int8_t, H1) +GEN_VEXT_GET_INDEX_ADDR(idx_h, int16_t, H2) +GEN_VEXT_GET_INDEX_ADDR(idx_w, int32_t, H4) +GEN_VEXT_GET_INDEX_ADDR(idx_d, int64_t, H8) + +static inline void +vext_ldst_index(void *vd, void *v0, target_ulong base, + void *vs2, CPURISCVState *env, uint32_t desc, + vext_get_index_addr get_index_addr, + vext_ldst_elem_fn *ldst_elem, + clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra, + MMUAccessType access_type) +{ + uint32_t i, k; + uint32_t nf = vext_nf(desc); + uint32_t vm = vext_vm(desc); + uint32_t mlen = vext_mlen(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + /* probe every access*/ + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + probe_pages(env, get_index_addr(base, i, vs2), nf * msz, ra, + access_type); + } + /* load bytes from guest memory */ + for (i = 0; i < env->vl; i++) { + k = 0; + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + while (k < nf) { + abi_ptr addr = get_index_addr(base, i, vs2) + k * msz; + ldst_elem(env, addr, i + k * vlmax, vd, ra); + k++; + } + } + /* clear tail elements */ + if (clear_elem) { + for (k = 0; k < nf; k++) { + clear_elem(vd, env->vl + k * vlmax, env->vl * esz, vlmax * esz); + } + } +} + +#define GEN_VEXT_LD_INDEX(NAME, MTYPE, ETYPE, INDEX_FN, LOAD_FN, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_index(vd, v0, base, vs2, env, desc, INDEX_FN, \ + LOAD_FN, CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC(), MMU_DATA_LOAD); \ +} + +GEN_VEXT_LD_INDEX(vlxb_v_b, int8_t, int8_t, idx_b, ldb_b, clearb) +GEN_VEXT_LD_INDEX(vlxb_v_h, int8_t, int16_t, idx_h, ldb_h, clearh) +GEN_VEXT_LD_INDEX(vlxb_v_w, int8_t, int32_t, idx_w, ldb_w, clearl) +GEN_VEXT_LD_INDEX(vlxb_v_d, int8_t, int64_t, idx_d, ldb_d, clearq) +GEN_VEXT_LD_INDEX(vlxh_v_h, int16_t, int16_t, idx_h, ldh_h, clearh) +GEN_VEXT_LD_INDEX(vlxh_v_w, int16_t, int32_t, idx_w, ldh_w, clearl) +GEN_VEXT_LD_INDEX(vlxh_v_d, int16_t, int64_t, idx_d, ldh_d, clearq) +GEN_VEXT_LD_INDEX(vlxw_v_w, int32_t, int32_t, idx_w, ldw_w, clearl) +GEN_VEXT_LD_INDEX(vlxw_v_d, int32_t, int64_t, idx_d, ldw_d, clearq) +GEN_VEXT_LD_INDEX(vlxe_v_b, int8_t, int8_t, idx_b, lde_b, clearb) +GEN_VEXT_LD_INDEX(vlxe_v_h, int16_t, int16_t, idx_h, lde_h, clearh) +GEN_VEXT_LD_INDEX(vlxe_v_w, int32_t, int32_t, idx_w, lde_w, clearl) +GEN_VEXT_LD_INDEX(vlxe_v_d, int64_t, int64_t, idx_d, lde_d, clearq) +GEN_VEXT_LD_INDEX(vlxbu_v_b, uint8_t, uint8_t, idx_b, ldbu_b, clearb) +GEN_VEXT_LD_INDEX(vlxbu_v_h, uint8_t, uint16_t, idx_h, ldbu_h, clearh) +GEN_VEXT_LD_INDEX(vlxbu_v_w, uint8_t, uint32_t, idx_w, ldbu_w, clearl) +GEN_VEXT_LD_INDEX(vlxbu_v_d, uint8_t, uint64_t, idx_d, ldbu_d, clearq) +GEN_VEXT_LD_INDEX(vlxhu_v_h, uint16_t, uint16_t, idx_h, ldhu_h, clearh) +GEN_VEXT_LD_INDEX(vlxhu_v_w, uint16_t, uint32_t, idx_w, ldhu_w, clearl) +GEN_VEXT_LD_INDEX(vlxhu_v_d, uint16_t, uint64_t, idx_d, ldhu_d, clearq) +GEN_VEXT_LD_INDEX(vlxwu_v_w, uint32_t, uint32_t, idx_w, ldwu_w, clearl) +GEN_VEXT_LD_INDEX(vlxwu_v_d, uint32_t, uint64_t, idx_d, ldwu_d, clearq) + +#define GEN_VEXT_ST_INDEX(NAME, MTYPE, ETYPE, INDEX_FN, STORE_FN)\ +void HELPER(NAME)(void *vd, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_ldst_index(vd, v0, base, vs2, env, desc, INDEX_FN, \ + STORE_FN, NULL, sizeof(ETYPE), sizeof(MTYPE),\ + GETPC(), MMU_DATA_STORE); \ +} + +GEN_VEXT_ST_INDEX(vsxb_v_b, int8_t, int8_t, idx_b, stb_b) +GEN_VEXT_ST_INDEX(vsxb_v_h, int8_t, int16_t, idx_h, stb_h) +GEN_VEXT_ST_INDEX(vsxb_v_w, int8_t, int32_t, idx_w, stb_w) +GEN_VEXT_ST_INDEX(vsxb_v_d, int8_t, int64_t, idx_d, stb_d) +GEN_VEXT_ST_INDEX(vsxh_v_h, int16_t, int16_t, idx_h, sth_h) +GEN_VEXT_ST_INDEX(vsxh_v_w, int16_t, int32_t, idx_w, sth_w) +GEN_VEXT_ST_INDEX(vsxh_v_d, int16_t, int64_t, idx_d, sth_d) +GEN_VEXT_ST_INDEX(vsxw_v_w, int32_t, int32_t, idx_w, stw_w) +GEN_VEXT_ST_INDEX(vsxw_v_d, int32_t, int64_t, idx_d, stw_d) +GEN_VEXT_ST_INDEX(vsxe_v_b, int8_t, int8_t, idx_b, ste_b) +GEN_VEXT_ST_INDEX(vsxe_v_h, int16_t, int16_t, idx_h, ste_h) +GEN_VEXT_ST_INDEX(vsxe_v_w, int32_t, int32_t, idx_w, ste_w) +GEN_VEXT_ST_INDEX(vsxe_v_d, int64_t, int64_t, idx_d, ste_d) From patchwork Sat Jun 20 02:54:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279950 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 ABE96C433E0 for ; Sat, 20 Jun 2020 03:15:25 +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 6EF12206FA for ; Sat, 20 Jun 2020 03:15:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6EF12206FA 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]:60508 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmTyW-0002Fg-Ou for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:15:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59110) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTxf-00013G-Ji; Fri, 19 Jun 2020 23:14:31 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:44466) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTxI-0002j6-8I; Fri, 19 Jun 2020 23:14:31 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436282|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.656872-0.000448044-0.34268; FP=0|0|0|0|0|-1|-1|-1; HT=e01a16384; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVk5Gy_1592622835; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVk5Gy_1592622835) by smtp.aliyun-inc.com(10.147.42.135); Sat, 20 Jun 2020 11:13:56 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 09/61] target/riscv: add vector amo operations Date: Sat, 20 Jun 2020 10:54:48 +0800 Message-Id: <20200620025540.1109-10-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Vector AMOs operate as if aq and rl bits were zero on each element with regard to ordering relative to other instructions in the same hart. Vector AMOs provide no ordering guarantee between element operations in the same vector AMO instruction Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 29 +++++ target/riscv/insn32-64.decode | 11 ++ target/riscv/insn32.decode | 13 +++ target/riscv/insn_trans/trans_rvv.inc.c | 138 ++++++++++++++++++++++ target/riscv/internals.h | 1 + target/riscv/vector_helper.c | 147 ++++++++++++++++++++++++ 6 files changed, 339 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 5c97bc446e..c5f43b5b64 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -246,3 +246,32 @@ DEF_HELPER_5(vlhuff_v_w, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlhuff_v_d, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlwuff_v_w, void, ptr, ptr, tl, env, i32) DEF_HELPER_5(vlwuff_v_d, void, ptr, ptr, tl, env, i32) +#ifdef TARGET_RISCV64 +DEF_HELPER_6(vamoswapw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoswapd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxorw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxord_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoorw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoord_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomind_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxd_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominuw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominud_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxuw_v_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxud_v_d, void, ptr, ptr, tl, ptr, env, i32) +#endif +DEF_HELPER_6(vamoswapw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoaddw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoxorw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoandw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamoorw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamominuw_v_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vamomaxuw_v_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32-64.decode b/target/riscv/insn32-64.decode index 380bf791bc..86153d93fa 100644 --- a/target/riscv/insn32-64.decode +++ b/target/riscv/insn32-64.decode @@ -57,6 +57,17 @@ amomax_d 10100 . . ..... ..... 011 ..... 0101111 @atom_st amominu_d 11000 . . ..... ..... 011 ..... 0101111 @atom_st amomaxu_d 11100 . . ..... ..... 011 ..... 0101111 @atom_st +#*** Vector AMO operations (in addition to Zvamo) *** +vamoswapd_v 00001 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoaddd_v 00000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoxord_v 00100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoandd_v 01100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamoord_v 01000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomind_v 10000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomaxd_v 10100 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamominud_v 11000 . . ..... ..... 111 ..... 0101111 @r_wdvm +vamomaxud_v 11100 . . ..... ..... 111 ..... 0101111 @r_wdvm + # *** RV64F Standard Extension (in addition to RV32F) *** fcvt_l_s 1100000 00010 ..... ... ..... 1010011 @r2_rm fcvt_lu_s 1100000 00011 ..... ... ..... 1010011 @r2_rm diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 7146aec22a..625914c85f 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -44,6 +44,7 @@ &u imm rd &shift shamt rs1 rd &atomic aq rl rs2 rs1 rd +&rwdvm vm wd rd rs1 rs2 &r2nfvm vm rd rs1 nf &rnfvm vm rd rs1 rs2 nf @@ -67,6 +68,7 @@ @r2 ....... ..... ..... ... ..... ....... %rs1 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd +@r_wdvm ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @hfence_gvma ....... ..... ..... ... ..... ....... %rs2 %rs1 @@ -263,6 +265,17 @@ vsxh_v ... -11 . ..... ..... 101 ..... 0100111 @r_nfvm vsxw_v ... -11 . ..... ..... 110 ..... 0100111 @r_nfvm vsxe_v ... -11 . ..... ..... 111 ..... 0100111 @r_nfvm +#*** Vector AMO operations are encoded under the standard AMO major opcode *** +vamoswapw_v 00001 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoaddw_v 00000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoxorw_v 00100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoandw_v 01100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamoorw_v 01000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamominw_v 10000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamomaxw_v 10100 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamominuw_v 11000 . . ..... ..... 110 ..... 0101111 @r_wdvm +vamomaxuw_v 11100 . . ..... ..... 110 ..... 0101111 @r_wdvm + # *** new major opcode OP-V *** vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 299b479ec1..a551139207 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -634,3 +634,141 @@ GEN_VEXT_TRANS(vleff_v, 3, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlbuff_v, 4, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlhuff_v, 5, r2nfvm, ldff_op, ld_us_check) GEN_VEXT_TRANS(vlwuff_v, 6, r2nfvm, ldff_op, ld_us_check) + +/* + *** vector atomic operation + */ +typedef void gen_helper_amo(TCGv_ptr, TCGv_ptr, TCGv, TCGv_ptr, + TCGv_env, TCGv_i32); + +static bool amo_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, + uint32_t data, gen_helper_amo *fn, DisasContext *s) +{ + TCGv_ptr dest, mask, index; + TCGv base; + TCGv_i32 desc; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + index = tcg_temp_new_ptr(); + base = tcg_temp_new(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + gen_get_gpr(base, rs1); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(index, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, base, index, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(index); + tcg_temp_free(base); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool amo_op(DisasContext *s, arg_rwdvm *a, uint8_t seq) +{ + uint32_t data = 0; + gen_helper_amo *fn; + static gen_helper_amo *const fnsw[9] = { + /* no atomic operation */ + gen_helper_vamoswapw_v_w, + gen_helper_vamoaddw_v_w, + gen_helper_vamoxorw_v_w, + gen_helper_vamoandw_v_w, + gen_helper_vamoorw_v_w, + gen_helper_vamominw_v_w, + gen_helper_vamomaxw_v_w, + gen_helper_vamominuw_v_w, + gen_helper_vamomaxuw_v_w + }; +#ifdef TARGET_RISCV64 + static gen_helper_amo *const fnsd[18] = { + gen_helper_vamoswapw_v_d, + gen_helper_vamoaddw_v_d, + gen_helper_vamoxorw_v_d, + gen_helper_vamoandw_v_d, + gen_helper_vamoorw_v_d, + gen_helper_vamominw_v_d, + gen_helper_vamomaxw_v_d, + gen_helper_vamominuw_v_d, + gen_helper_vamomaxuw_v_d, + gen_helper_vamoswapd_v_d, + gen_helper_vamoaddd_v_d, + gen_helper_vamoxord_v_d, + gen_helper_vamoandd_v_d, + gen_helper_vamoord_v_d, + gen_helper_vamomind_v_d, + gen_helper_vamomaxd_v_d, + gen_helper_vamominud_v_d, + gen_helper_vamomaxud_v_d + }; +#endif + + if (tb_cflags(s->base.tb) & CF_PARALLEL) { + gen_helper_exit_atomic(cpu_env); + s->base.is_jmp = DISAS_NORETURN; + return true; + } else { + if (s->sew == 3) { +#ifdef TARGET_RISCV64 + fn = fnsd[seq]; +#else + /* Check done in amo_check(). */ + g_assert_not_reached(); +#endif + } else { + fn = fnsw[seq]; + } + } + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + data = FIELD_DP32(data, VDATA, WD, a->wd); + return amo_trans(a->rd, a->rs1, a->rs2, data, fn, s); +} +/* + * There are two rules check here. + * + * 1. SEW must be at least as wide as the AMO memory element size. + * + * 2. If SEW is greater than XLEN, an illegal instruction exception is raised. + */ +static bool amo_check(DisasContext *s, arg_rwdvm* a) +{ + return (!s->vill && has_ext(s, RVA) && + (!a->wd || vext_check_overlap_mask(s, a->rd, a->vm, false)) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + ((1 << s->sew) <= sizeof(target_ulong)) && + ((1 << s->sew) >= 4)); +} + +GEN_VEXT_TRANS(vamoswapw_v, 0, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoaddw_v, 1, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoxorw_v, 2, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoandw_v, 3, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoorw_v, 4, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominw_v, 5, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxw_v, 6, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominuw_v, 7, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxuw_v, 8, rwdvm, amo_op, amo_check) +#ifdef TARGET_RISCV64 +GEN_VEXT_TRANS(vamoswapd_v, 9, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoaddd_v, 10, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoxord_v, 11, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoandd_v, 12, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamoord_v, 13, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomind_v, 14, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxd_v, 15, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamominud_v, 16, rwdvm, amo_op, amo_check) +GEN_VEXT_TRANS(vamomaxud_v, 17, rwdvm, amo_op, amo_check) +#endif diff --git a/target/riscv/internals.h b/target/riscv/internals.h index 3253e73474..e59e8b30ad 100644 --- a/target/riscv/internals.h +++ b/target/riscv/internals.h @@ -26,4 +26,5 @@ FIELD(VDATA, MLEN, 0, 8) FIELD(VDATA, VM, 8, 1) FIELD(VDATA, LMUL, 9, 2) FIELD(VDATA, NF, 11, 4) +FIELD(VDATA, WD, 11, 1) #endif diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index d4d34d2471..b37f1f917d 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -95,6 +95,11 @@ static inline uint32_t vext_lmul(uint32_t desc) return FIELD_EX32(simd_data(desc), VDATA, LMUL); } +static uint32_t vext_wd(uint32_t desc) +{ + return (simd_data(desc) >> 11) & 0x1; +} + /* * Get vector group length in bytes. Its range is [64, 2048]. * @@ -687,3 +692,145 @@ GEN_VEXT_LDFF(vlhuff_v_w, uint16_t, uint32_t, ldhu_w, clearl) GEN_VEXT_LDFF(vlhuff_v_d, uint16_t, uint64_t, ldhu_d, clearq) GEN_VEXT_LDFF(vlwuff_v_w, uint32_t, uint32_t, ldwu_w, clearl) GEN_VEXT_LDFF(vlwuff_v_d, uint32_t, uint64_t, ldwu_d, clearq) + +/* + *** Vector AMO Operations (Zvamo) + */ +typedef void vext_amo_noatomic_fn(void *vs3, target_ulong addr, + uint32_t wd, uint32_t idx, CPURISCVState *env, + uintptr_t retaddr); + +/* no atomic opreation for vector atomic insructions */ +#define DO_SWAP(N, M) (M) +#define DO_AND(N, M) (N & M) +#define DO_XOR(N, M) (N ^ M) +#define DO_OR(N, M) (N | M) +#define DO_ADD(N, M) (N + M) + +#define GEN_VEXT_AMO_NOATOMIC_OP(NAME, ESZ, MSZ, H, DO_OP, SUF) \ +static void \ +vext_##NAME##_noatomic_op(void *vs3, target_ulong addr, \ + uint32_t wd, uint32_t idx, \ + CPURISCVState *env, uintptr_t retaddr)\ +{ \ + typedef int##ESZ##_t ETYPE; \ + typedef int##MSZ##_t MTYPE; \ + typedef uint##MSZ##_t UMTYPE __attribute__((unused)); \ + ETYPE *pe3 = (ETYPE *)vs3 + H(idx); \ + MTYPE a = cpu_ld##SUF##_data(env, addr), b = *pe3; \ + \ + cpu_st##SUF##_data(env, addr, DO_OP(a, b)); \ + if (wd) { \ + *pe3 = a; \ + } \ +} + +/* Signed min/max */ +#define DO_MAX(N, M) ((N) >= (M) ? (N) : (M)) +#define DO_MIN(N, M) ((N) >= (M) ? (M) : (N)) + +/* Unsigned min/max */ +#define DO_MAXU(N, M) DO_MAX((UMTYPE)N, (UMTYPE)M) +#define DO_MINU(N, M) DO_MIN((UMTYPE)N, (UMTYPE)M) + +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapw_v_w, 32, 32, H4, DO_SWAP, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddw_v_w, 32, 32, H4, DO_ADD, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxorw_v_w, 32, 32, H4, DO_XOR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandw_v_w, 32, 32, H4, DO_AND, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoorw_v_w, 32, 32, H4, DO_OR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominw_v_w, 32, 32, H4, DO_MIN, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxw_v_w, 32, 32, H4, DO_MAX, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominuw_v_w, 32, 32, H4, DO_MINU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxuw_v_w, 32, 32, H4, DO_MAXU, l) +#ifdef TARGET_RISCV64 +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapw_v_d, 64, 32, H8, DO_SWAP, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoswapd_v_d, 64, 64, H8, DO_SWAP, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddw_v_d, 64, 32, H8, DO_ADD, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoaddd_v_d, 64, 64, H8, DO_ADD, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxorw_v_d, 64, 32, H8, DO_XOR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoxord_v_d, 64, 64, H8, DO_XOR, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandw_v_d, 64, 32, H8, DO_AND, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoandd_v_d, 64, 64, H8, DO_AND, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamoorw_v_d, 64, 32, H8, DO_OR, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamoord_v_d, 64, 64, H8, DO_OR, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamominw_v_d, 64, 32, H8, DO_MIN, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomind_v_d, 64, 64, H8, DO_MIN, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxw_v_d, 64, 32, H8, DO_MAX, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxd_v_d, 64, 64, H8, DO_MAX, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamominuw_v_d, 64, 32, H8, DO_MINU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamominud_v_d, 64, 64, H8, DO_MINU, q) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxuw_v_d, 64, 32, H8, DO_MAXU, l) +GEN_VEXT_AMO_NOATOMIC_OP(vamomaxud_v_d, 64, 64, H8, DO_MAXU, q) +#endif + +static inline void +vext_amo_noatomic(void *vs3, void *v0, target_ulong base, + void *vs2, CPURISCVState *env, uint32_t desc, + vext_get_index_addr get_index_addr, + vext_amo_noatomic_fn *noatomic_op, + clear_fn *clear_elem, + uint32_t esz, uint32_t msz, uintptr_t ra) +{ + uint32_t i; + target_long addr; + uint32_t wd = vext_wd(desc); + uint32_t vm = vext_vm(desc); + uint32_t mlen = vext_mlen(desc); + uint32_t vlmax = vext_maxsz(desc) / esz; + + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_LOAD); + probe_pages(env, get_index_addr(base, i, vs2), msz, ra, MMU_DATA_STORE); + } + for (i = 0; i < env->vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + addr = get_index_addr(base, i, vs2); + noatomic_op(vs3, addr, wd, i, env, ra); + } + clear_elem(vs3, env->vl, env->vl * esz, vlmax * esz); +} + +#define GEN_VEXT_AMO(NAME, MTYPE, ETYPE, INDEX_FN, CLEAR_FN) \ +void HELPER(NAME)(void *vs3, void *v0, target_ulong base, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + vext_amo_noatomic(vs3, v0, base, vs2, env, desc, \ + INDEX_FN, vext_##NAME##_noatomic_op, \ + CLEAR_FN, sizeof(ETYPE), sizeof(MTYPE), \ + GETPC()); \ +} + +#ifdef TARGET_RISCV64 +GEN_VEXT_AMO(vamoswapw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoswapd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoaddw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoaddd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoxorw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoxord_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoandw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoandd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoorw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamoord_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomind_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxw_v_d, int32_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxd_v_d, int64_t, int64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominuw_v_d, uint32_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamominud_v_d, uint64_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxuw_v_d, uint32_t, uint64_t, idx_d, clearq) +GEN_VEXT_AMO(vamomaxud_v_d, uint64_t, uint64_t, idx_d, clearq) +#endif +GEN_VEXT_AMO(vamoswapw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoaddw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoxorw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoandw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamoorw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamominw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamomaxw_v_w, int32_t, int32_t, idx_w, clearl) +GEN_VEXT_AMO(vamominuw_v_w, uint32_t, uint32_t, idx_w, clearl) +GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) From patchwork Sat Jun 20 02:54:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279949 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 07FD9C433E0 for ; Sat, 20 Jun 2020 03:17:13 +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 C10AF2310F for ; Sat, 20 Jun 2020 03:17:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C10AF2310F 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]:36114 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmU0G-0003yP-1x for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:17:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59428) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTzF-0003GE-QA; Fri, 19 Jun 2020 23:16:09 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:49122) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmTzC-000377-4a; Fri, 19 Jun 2020 23:16:09 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436282|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.493133-0.00158504-0.505282; FP=0|0|0|0|0|-1|-1|-1; HT=e01a16367; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVb0xK_1592622957; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVb0xK_1592622957) by smtp.aliyun-inc.com(10.147.44.118); Sat, 20 Jun 2020 11:15:57 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 10/61] target/riscv: vector single-width integer add and subtract Date: Sat, 20 Jun 2020 10:54:49 +0800 Message-Id: <20200620025540.1109-11-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 25 ++ target/riscv/insn32.decode | 10 + target/riscv/insn_trans/trans_rvv.inc.c | 291 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 183 +++++++++++++++ 4 files changed, 509 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index c5f43b5b64..7660bec01f 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -275,3 +275,28 @@ DEF_HELPER_6(vamominw_v_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vamomaxw_v_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vamominuw_v_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vamomaxuw_v_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vadd_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadd_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsub_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsub_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadd_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadd_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadd_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadd_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsub_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsub_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsub_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsub_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrsub_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrsub_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrsub_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vrsub_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_FLAGS_4(vec_rsubs8, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) +DEF_HELPER_FLAGS_4(vec_rsubs16, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) +DEF_HELPER_FLAGS_4(vec_rsubs32, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) +DEF_HELPER_FLAGS_4(vec_rsubs64, TCG_CALL_NO_RWG, void, ptr, ptr, i64, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 625914c85f..bb1e47a2be 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -44,6 +44,7 @@ &u imm rd &shift shamt rs1 rd &atomic aq rl rs2 rs1 rd +&rmrr vm rd rs1 rs2 &rwdvm vm wd rd rs1 rs2 &r2nfvm vm rd rs1 nf &rnfvm vm rd rs1 rs2 nf @@ -68,6 +69,7 @@ @r2 ....... ..... ..... ... ..... ....... %rs1 %rd @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd +@r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd @r_wdvm ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @@ -277,5 +279,13 @@ vamominuw_v 11000 . . ..... ..... 110 ..... 0101111 @r_wdvm vamomaxuw_v 11100 . . ..... ..... 110 ..... 0101111 @r_wdvm # *** new major opcode OP-V *** +vadd_vv 000000 . ..... ..... 000 ..... 1010111 @r_vm +vadd_vx 000000 . ..... ..... 100 ..... 1010111 @r_vm +vadd_vi 000000 . ..... ..... 011 ..... 1010111 @r_vm +vsub_vv 000010 . ..... ..... 000 ..... 1010111 @r_vm +vsub_vx 000010 . ..... ..... 100 ..... 1010111 @r_vm +vrsub_vx 000011 . ..... ..... 100 ..... 1010111 @r_vm +vrsub_vi 000011 . ..... ..... 011 ..... 1010111 @r_vm + vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index a551139207..79b6cd9b4a 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -772,3 +772,294 @@ GEN_VEXT_TRANS(vamomaxd_v, 15, rwdvm, amo_op, amo_check) GEN_VEXT_TRANS(vamominud_v, 16, rwdvm, amo_op, amo_check) GEN_VEXT_TRANS(vamomaxud_v, 17, rwdvm, amo_op, amo_check) #endif + +/* + *** Vector Integer Arithmetic Instructions + */ +#define MAXSZ(s) (s->vlen >> (3 - s->lmul)) + +static bool opivv_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false)); +} + +typedef void GVecGen3Fn(unsigned, uint32_t, uint32_t, + uint32_t, uint32_t, uint32_t); + +static inline bool +do_opivv_gvec(DisasContext *s, arg_rmrr *a, GVecGen3Fn *gvec_fn, + gen_helper_gvec_4_ptr *fn) +{ + TCGLabel *over = gen_new_label(); + if (!opivv_check(s, a)) { + return false; + } + + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + if (a->vm && s->vl_eq_vlmax) { + gvec_fn(s->sew, vreg_ofs(s, a->rd), + vreg_ofs(s, a->rs2), vreg_ofs(s, a->rs1), + MAXSZ(s), MAXSZ(s)); + } else { + uint32_t data = 0; + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), + vreg_ofs(s, a->rs1), vreg_ofs(s, a->rs2), + cpu_env, 0, s->vlen / 8, data, fn); + } + gen_set_label(over); + return true; +} + +/* OPIVV with GVEC IR */ +#define GEN_OPIVV_GVEC_TRANS(NAME, SUF) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + static gen_helper_gvec_4_ptr * const fns[4] = { \ + gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ + }; \ + return do_opivv_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ +} + +GEN_OPIVV_GVEC_TRANS(vadd_vv, add) +GEN_OPIVV_GVEC_TRANS(vsub_vv, sub) + +typedef void gen_helper_opivx(TCGv_ptr, TCGv_ptr, TCGv, TCGv_ptr, + TCGv_env, TCGv_i32); + +static bool opivx_trans(uint32_t vd, uint32_t rs1, uint32_t vs2, uint32_t vm, + gen_helper_opivx *fn, DisasContext *s) +{ + TCGv_ptr dest, src2, mask; + TCGv src1; + TCGv_i32 desc; + uint32_t data = 0; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + src2 = tcg_temp_new_ptr(); + src1 = tcg_temp_new(); + gen_get_gpr(src1, rs1); + + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, src1, src2, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(src2); + tcg_temp_free(src1); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +static bool opivx_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false)); +} + +typedef void GVecGen2sFn(unsigned, uint32_t, uint32_t, TCGv_i64, + uint32_t, uint32_t); + +static inline bool +do_opivx_gvec(DisasContext *s, arg_rmrr *a, GVecGen2sFn *gvec_fn, + gen_helper_opivx *fn) +{ + if (!opivx_check(s, a)) { + return false; + } + + if (a->vm && s->vl_eq_vlmax) { + TCGv_i64 src1 = tcg_temp_new_i64(); + TCGv tmp = tcg_temp_new(); + + gen_get_gpr(tmp, a->rs1); + tcg_gen_ext_tl_i64(src1, tmp); + gvec_fn(s->sew, vreg_ofs(s, a->rd), vreg_ofs(s, a->rs2), + src1, MAXSZ(s), MAXSZ(s)); + + tcg_temp_free_i64(src1); + tcg_temp_free(tmp); + return true; + } + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fn, s); +} + +/* OPIVX with GVEC IR */ +#define GEN_OPIVX_GVEC_TRANS(NAME, SUF) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + static gen_helper_opivx * const fns[4] = { \ + gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ + }; \ + return do_opivx_gvec(s, a, tcg_gen_gvec_##SUF, fns[s->sew]); \ +} + +GEN_OPIVX_GVEC_TRANS(vadd_vx, adds) +GEN_OPIVX_GVEC_TRANS(vsub_vx, subs) + +static void gen_vec_rsub8_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b) +{ + tcg_gen_vec_sub8_i64(d, b, a); +} + +static void gen_vec_rsub16_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b) +{ + tcg_gen_vec_sub8_i64(d, b, a); +} + +static void gen_rsub_i32(TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2) +{ + tcg_gen_sub_i32(ret, arg2, arg1); +} + +static void gen_rsub_i64(TCGv_i64 ret, TCGv_i64 arg1, TCGv_i64 arg2) +{ + tcg_gen_sub_i64(ret, arg2, arg1); +} + +static void gen_rsub_vec(unsigned vece, TCGv_vec r, TCGv_vec a, TCGv_vec b) +{ + tcg_gen_sub_vec(vece, r, b, a); +} + +static void tcg_gen_gvec_rsubs(unsigned vece, uint32_t dofs, uint32_t aofs, + TCGv_i64 c, uint32_t oprsz, uint32_t maxsz) +{ + static const GVecGen2s rsub_op[4] = { + { .fni8 = gen_vec_rsub8_i64, + .fniv = gen_rsub_vec, + .fno = gen_helper_vec_rsubs8, + .vece = MO_8 }, + { .fni8 = gen_vec_rsub16_i64, + .fniv = gen_rsub_vec, + .fno = gen_helper_vec_rsubs16, + .vece = MO_16 }, + { .fni4 = gen_rsub_i32, + .fniv = gen_rsub_vec, + .fno = gen_helper_vec_rsubs32, + .vece = MO_32 }, + { .fni8 = gen_rsub_i64, + .fniv = gen_rsub_vec, + .fno = gen_helper_vec_rsubs64, + .prefer_i64 = TCG_TARGET_REG_BITS == 64, + .vece = MO_64 }, + }; + + tcg_debug_assert(vece <= MO_64); + tcg_gen_gvec_2s(dofs, aofs, oprsz, maxsz, c, &rsub_op[vece]); +} + +GEN_OPIVX_GVEC_TRANS(vrsub_vx, rsubs) + +static bool opivi_trans(uint32_t vd, uint32_t imm, uint32_t vs2, uint32_t vm, + gen_helper_opivx *fn, DisasContext *s, int zx) +{ + TCGv_ptr dest, src2, mask; + TCGv src1; + TCGv_i32 desc; + uint32_t data = 0; + + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + dest = tcg_temp_new_ptr(); + mask = tcg_temp_new_ptr(); + src2 = tcg_temp_new_ptr(); + if (zx) { + src1 = tcg_const_tl(imm); + } else { + src1 = tcg_const_tl(sextract64(imm, 0, 5)); + } + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); + data = FIELD_DP32(data, VDATA, VM, vm); + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, vd)); + tcg_gen_addi_ptr(src2, cpu_env, vreg_ofs(s, vs2)); + tcg_gen_addi_ptr(mask, cpu_env, vreg_ofs(s, 0)); + + fn(dest, mask, src1, src2, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_ptr(mask); + tcg_temp_free_ptr(src2); + tcg_temp_free(src1); + tcg_temp_free_i32(desc); + gen_set_label(over); + return true; +} + +typedef void GVecGen2iFn(unsigned, uint32_t, uint32_t, int64_t, + uint32_t, uint32_t); + +static inline bool +do_opivi_gvec(DisasContext *s, arg_rmrr *a, GVecGen2iFn *gvec_fn, + gen_helper_opivx *fn, int zx) +{ + if (!opivx_check(s, a)) { + return false; + } + + if (a->vm && s->vl_eq_vlmax) { + if (zx) { + gvec_fn(s->sew, vreg_ofs(s, a->rd), vreg_ofs(s, a->rs2), + extract64(a->rs1, 0, 5), MAXSZ(s), MAXSZ(s)); + } else { + gvec_fn(s->sew, vreg_ofs(s, a->rd), vreg_ofs(s, a->rs2), + sextract64(a->rs1, 0, 5), MAXSZ(s), MAXSZ(s)); + } + } else { + return opivi_trans(a->rd, a->rs1, a->rs2, a->vm, fn, s, zx); + } + return true; +} + +/* OPIVI with GVEC IR */ +#define GEN_OPIVI_GVEC_TRANS(NAME, ZX, OPIVX, SUF) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + static gen_helper_opivx * const fns[4] = { \ + gen_helper_##OPIVX##_b, gen_helper_##OPIVX##_h, \ + gen_helper_##OPIVX##_w, gen_helper_##OPIVX##_d, \ + }; \ + return do_opivi_gvec(s, a, tcg_gen_gvec_##SUF, \ + fns[s->sew], ZX); \ +} + +GEN_OPIVI_GVEC_TRANS(vadd_vi, 0, vadd_vx, addi) + +static void tcg_gen_gvec_rsubi(unsigned vece, uint32_t dofs, uint32_t aofs, + int64_t c, uint32_t oprsz, uint32_t maxsz) +{ + TCGv_i64 tmp = tcg_const_i64(c); + tcg_gen_gvec_rsubs(vece, dofs, aofs, tmp, oprsz, maxsz); + tcg_temp_free_i64(tmp); +} + +GEN_OPIVI_GVEC_TRANS(vrsub_vi, 0, vrsub_vx, rsubi) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index b37f1f917d..df7c592526 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -834,3 +834,186 @@ GEN_VEXT_AMO(vamominw_v_w, int32_t, int32_t, idx_w, clearl) GEN_VEXT_AMO(vamomaxw_v_w, int32_t, int32_t, idx_w, clearl) GEN_VEXT_AMO(vamominuw_v_w, uint32_t, uint32_t, idx_w, clearl) GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) + +/* + *** Vector Integer Arithmetic Instructions + */ + +/* expand macro args before macro */ +#define RVVCALL(macro, ...) macro(__VA_ARGS__) + +/* (TD, T1, T2, TX1, TX2) */ +#define OP_SSS_B int8_t, int8_t, int8_t, int8_t, int8_t +#define OP_SSS_H int16_t, int16_t, int16_t, int16_t, int16_t +#define OP_SSS_W int32_t, int32_t, int32_t, int32_t, int32_t +#define OP_SSS_D int64_t, int64_t, int64_t, int64_t, int64_t + +/* operation of two vector elements */ +typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); + +#define OPIVV2(NAME, TD, T1, T2, TX1, TX2, HD, HS1, HS2, OP) \ +static void do_##NAME(void *vd, void *vs1, void *vs2, int i) \ +{ \ + TX1 s1 = *((T1 *)vs1 + HS1(i)); \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) = OP(s2, s1); \ +} +#define DO_SUB(N, M) (N - M) +#define DO_RSUB(N, M) (M - N) + +RVVCALL(OPIVV2, vadd_vv_b, OP_SSS_B, H1, H1, H1, DO_ADD) +RVVCALL(OPIVV2, vadd_vv_h, OP_SSS_H, H2, H2, H2, DO_ADD) +RVVCALL(OPIVV2, vadd_vv_w, OP_SSS_W, H4, H4, H4, DO_ADD) +RVVCALL(OPIVV2, vadd_vv_d, OP_SSS_D, H8, H8, H8, DO_ADD) +RVVCALL(OPIVV2, vsub_vv_b, OP_SSS_B, H1, H1, H1, DO_SUB) +RVVCALL(OPIVV2, vsub_vv_h, OP_SSS_H, H2, H2, H2, DO_SUB) +RVVCALL(OPIVV2, vsub_vv_w, OP_SSS_W, H4, H4, H4, DO_SUB) +RVVCALL(OPIVV2, vsub_vv_d, OP_SSS_D, H8, H8, H8, DO_SUB) + +static void do_vext_vv(void *vd, void *v0, void *vs1, void *vs2, + CPURISCVState *env, uint32_t desc, + uint32_t esz, uint32_t dsz, + opivv2_fn *fn, clear_fn *clearfn) +{ + uint32_t vlmax = vext_maxsz(desc) / esz; + uint32_t mlen = vext_mlen(desc); + uint32_t vm = vext_vm(desc); + uint32_t vl = env->vl; + uint32_t i; + + for (i = 0; i < vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + fn(vd, vs1, vs2, i); + } + clearfn(vd, vl, vl * dsz, vlmax * dsz); +} + +/* generate the helpers for OPIVV */ +#define GEN_VEXT_VV(NAME, ESZ, DSZ, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, \ + void *vs2, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + do_vext_vv(vd, v0, vs1, vs2, env, desc, ESZ, DSZ, \ + do_##NAME, CLEAR_FN); \ +} + +GEN_VEXT_VV(vadd_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vadd_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vadd_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vadd_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vsub_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vsub_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vsub_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vsub_vv_d, 8, 8, clearq) + +typedef void opivx2_fn(void *vd, target_long s1, void *vs2, int i); + +/* + * (T1)s1 gives the real operator type. + * (TX1)(T1)s1 expands the operator type of widen or narrow operations. + */ +#define OPIVX2(NAME, TD, T1, T2, TX1, TX2, HD, HS2, OP) \ +static void do_##NAME(void *vd, target_long s1, void *vs2, int i) \ +{ \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + *((TD *)vd + HD(i)) = OP(s2, (TX1)(T1)s1); \ +} + +RVVCALL(OPIVX2, vadd_vx_b, OP_SSS_B, H1, H1, DO_ADD) +RVVCALL(OPIVX2, vadd_vx_h, OP_SSS_H, H2, H2, DO_ADD) +RVVCALL(OPIVX2, vadd_vx_w, OP_SSS_W, H4, H4, DO_ADD) +RVVCALL(OPIVX2, vadd_vx_d, OP_SSS_D, H8, H8, DO_ADD) +RVVCALL(OPIVX2, vsub_vx_b, OP_SSS_B, H1, H1, DO_SUB) +RVVCALL(OPIVX2, vsub_vx_h, OP_SSS_H, H2, H2, DO_SUB) +RVVCALL(OPIVX2, vsub_vx_w, OP_SSS_W, H4, H4, DO_SUB) +RVVCALL(OPIVX2, vsub_vx_d, OP_SSS_D, H8, H8, DO_SUB) +RVVCALL(OPIVX2, vrsub_vx_b, OP_SSS_B, H1, H1, DO_RSUB) +RVVCALL(OPIVX2, vrsub_vx_h, OP_SSS_H, H2, H2, DO_RSUB) +RVVCALL(OPIVX2, vrsub_vx_w, OP_SSS_W, H4, H4, DO_RSUB) +RVVCALL(OPIVX2, vrsub_vx_d, OP_SSS_D, H8, H8, DO_RSUB) + +static void do_vext_vx(void *vd, void *v0, target_long s1, void *vs2, + CPURISCVState *env, uint32_t desc, + uint32_t esz, uint32_t dsz, + opivx2_fn fn, clear_fn *clearfn) +{ + uint32_t vlmax = vext_maxsz(desc) / esz; + uint32_t mlen = vext_mlen(desc); + uint32_t vm = vext_vm(desc); + uint32_t vl = env->vl; + uint32_t i; + + for (i = 0; i < vl; i++) { + if (!vm && !vext_elem_mask(v0, mlen, i)) { + continue; + } + fn(vd, s1, vs2, i); + } + clearfn(vd, vl, vl * dsz, vlmax * dsz); +} + +/* generate the helpers for OPIVX */ +#define GEN_VEXT_VX(NAME, ESZ, DSZ, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ + void *vs2, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + do_vext_vx(vd, v0, s1, vs2, env, desc, ESZ, DSZ, \ + do_##NAME, CLEAR_FN); \ +} + +GEN_VEXT_VX(vadd_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vadd_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vadd_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vadd_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vsub_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vsub_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vsub_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vsub_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vrsub_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vrsub_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vrsub_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vrsub_vx_d, 8, 8, clearq) + +void HELPER(vec_rsubs8)(void *d, void *a, uint64_t b, uint32_t desc) +{ + intptr_t oprsz = simd_oprsz(desc); + intptr_t i; + + for (i = 0; i < oprsz; i += sizeof(uint8_t)) { + *(uint8_t *)(d + i) = (uint8_t)b - *(uint8_t *)(a + i); + } +} + +void HELPER(vec_rsubs16)(void *d, void *a, uint64_t b, uint32_t desc) +{ + intptr_t oprsz = simd_oprsz(desc); + intptr_t i; + + for (i = 0; i < oprsz; i += sizeof(uint16_t)) { + *(uint16_t *)(d + i) = (uint16_t)b - *(uint16_t *)(a + i); + } +} + +void HELPER(vec_rsubs32)(void *d, void *a, uint64_t b, uint32_t desc) +{ + intptr_t oprsz = simd_oprsz(desc); + intptr_t i; + + for (i = 0; i < oprsz; i += sizeof(uint32_t)) { + *(uint32_t *)(d + i) = (uint32_t)b - *(uint32_t *)(a + i); + } +} + +void HELPER(vec_rsubs64)(void *d, void *a, uint64_t b, uint32_t desc) +{ + intptr_t oprsz = simd_oprsz(desc); + intptr_t i; + + for (i = 0; i < oprsz; i += sizeof(uint64_t)) { + *(uint64_t *)(d + i) = b - *(uint64_t *)(a + i); + } +} From patchwork Sat Jun 20 02:54:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279948 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, 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smtp.aliyun-inc.com(10.147.42.22); Sat, 20 Jun 2020 11:19:59 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 12/61] target/riscv: vector integer add-with-carry / subtract-with-borrow instructions Date: Sat, 20 Jun 2020 10:54:51 +0800 Message-Id: <20200620025540.1109-13-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 ++++++ target/riscv/insn32.decode | 11 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 +++++++++++++++++++ target/riscv/vector_helper.c | 137 ++++++++++++++++++++++++ 4 files changed, 294 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index da6acc067b..67a2e64c4a 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -349,3 +349,36 @@ DEF_HELPER_6(vwadd_wx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsub_wx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsub_wx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwsub_wx_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vadc_vvm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadc_vvm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadc_vvm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadc_vvm_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsbc_vvm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsbc_vvm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsbc_vvm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vsbc_vvm_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmadc_vvm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmadc_vvm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmadc_vvm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmadc_vvm_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsbc_vvm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsbc_vvm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsbc_vvm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmsbc_vvm_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vadc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vadc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsbc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsbc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsbc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vsbc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmadc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmadc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmadc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmadc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsbc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsbc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsbc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmsbc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 6ec166d0ed..be63e900c6 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -70,6 +70,7 @@ @r2_nfvm ... ... vm:1 ..... ..... ... ..... ....... &r2nfvm %nf %rs1 %rd @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd @r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd +@r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=1 %rs2 %rs1 %rd @r_wdvm ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @@ -302,6 +303,16 @@ vwsubu_wv 110110 . ..... ..... 010 ..... 1010111 @r_vm vwsubu_wx 110110 . ..... ..... 110 ..... 1010111 @r_vm vwsub_wv 110111 . ..... ..... 010 ..... 1010111 @r_vm vwsub_wx 110111 . ..... ..... 110 ..... 1010111 @r_vm +vadc_vvm 010000 1 ..... ..... 000 ..... 1010111 @r_vm_1 +vadc_vxm 010000 1 ..... ..... 100 ..... 1010111 @r_vm_1 +vadc_vim 010000 1 ..... ..... 011 ..... 1010111 @r_vm_1 +vmadc_vvm 010001 1 ..... ..... 000 ..... 1010111 @r_vm_1 +vmadc_vxm 010001 1 ..... ..... 100 ..... 1010111 @r_vm_1 +vmadc_vim 010001 1 ..... ..... 011 ..... 1010111 @r_vm_1 +vsbc_vvm 010010 1 ..... ..... 000 ..... 1010111 @r_vm_1 +vsbc_vxm 010010 1 ..... ..... 100 ..... 1010111 @r_vm_1 +vmsbc_vvm 010011 1 ..... ..... 000 ..... 1010111 @r_vm_1 +vmsbc_vxm 010011 1 ..... ..... 100 ..... 1010111 @r_vm_1 vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 7a14b64c3d..6fe2f071e6 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1249,3 +1249,116 @@ GEN_OPIWX_WIDEN_TRANS(vwaddu_wx) GEN_OPIWX_WIDEN_TRANS(vwadd_wx) GEN_OPIWX_WIDEN_TRANS(vwsubu_wx) GEN_OPIWX_WIDEN_TRANS(vwsub_wx) + +/* Vector Integer Add-with-Carry / Subtract-with-Borrow Instructions */ +/* OPIVV without GVEC IR */ +#define GEN_OPIVV_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[4] = { \ + gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ + }; \ + TCGLabel *over = gen_new_label(); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs1), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +/* + * For vadc and vsbc, an illegal instruction exception is raised if the + * destination vector register is v0 and LMUL > 1. (Section 12.3) + */ +static bool opivv_vadc_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + ((a->rd != 0) || (s->lmul == 0))); +} + +GEN_OPIVV_TRANS(vadc_vvm, opivv_vadc_check) +GEN_OPIVV_TRANS(vsbc_vvm, opivv_vadc_check) + +/* + * For vmadc and vmsbc, an illegal instruction exception is raised if the + * destination vector register overlaps a source vector register group. + */ +static bool opivv_vmadc_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 1, a->rs1, 1 << s->lmul) && + vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul)); +} + +GEN_OPIVV_TRANS(vmadc_vvm, opivv_vmadc_check) +GEN_OPIVV_TRANS(vmsbc_vvm, opivv_vmadc_check) + +static bool opivx_vadc_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, false) && + ((a->rd != 0) || (s->lmul == 0))); +} + +/* OPIVX without GVEC IR */ +#define GEN_OPIVX_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + static gen_helper_opivx * const fns[4] = { \ + gen_helper_##NAME##_b, gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, gen_helper_##NAME##_d, \ + }; \ + \ + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s);\ + } \ + return false; \ +} + +GEN_OPIVX_TRANS(vadc_vxm, opivx_vadc_check) +GEN_OPIVX_TRANS(vsbc_vxm, opivx_vadc_check) + +static bool opivx_vmadc_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_reg(s, a->rs2, false) && + vext_check_overlap_group(a->rd, 1, a->rs2, 1 << s->lmul)); +} + +GEN_OPIVX_TRANS(vmadc_vxm, opivx_vmadc_check) +GEN_OPIVX_TRANS(vmsbc_vxm, opivx_vmadc_check) + +/* OPIVI without GVEC IR */ +#define GEN_OPIVI_TRANS(NAME, ZX, OPIVX, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + static gen_helper_opivx * const fns[4] = { \ + gen_helper_##OPIVX##_b, gen_helper_##OPIVX##_h, \ + gen_helper_##OPIVX##_w, gen_helper_##OPIVX##_d, \ + }; \ + return opivi_trans(a->rd, a->rs1, a->rs2, a->vm, \ + fns[s->sew], s, ZX); \ + } \ + return false; \ +} + +GEN_OPIVI_TRANS(vadc_vim, 0, vadc_vxm, opivx_vadc_check) +GEN_OPIVI_TRANS(vmadc_vim, 0, vmadc_vxm, opivx_vmadc_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 2aa1924960..ad746175bd 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -187,6 +187,14 @@ static void clearq(void *vd, uint32_t idx, uint32_t cnt, uint32_t tot) vext_clear(cur, cnt, tot); } +static inline void vext_set_elem_mask(void *v0, int mlen, int index, + uint8_t value) +{ + int idx = (index * mlen) / 64; + int pos = (index * mlen) % 64; + uint64_t old = ((uint64_t *)v0)[idx]; + ((uint64_t *)v0)[idx] = deposit64(old, pos, mlen, value); +} static inline int vext_elem_mask(void *v0, int mlen, int index) { @@ -1128,3 +1136,132 @@ GEN_VEXT_VX(vwadd_wx_w, 4, 8, clearq) GEN_VEXT_VX(vwsub_wx_b, 1, 2, clearh) GEN_VEXT_VX(vwsub_wx_h, 2, 4, clearl) GEN_VEXT_VX(vwsub_wx_w, 4, 8, clearq) + +/* Vector Integer Add-with-Carry / Subtract-with-Borrow Instructions */ +#define DO_VADC(N, M, C) (N + M + C) +#define DO_VSBC(N, M, C) (N - M - C) + +#define GEN_VEXT_VADC_VVM(NAME, ETYPE, H, DO_OP, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + uint8_t carry = vext_elem_mask(v0, mlen, i); \ + \ + *((ETYPE *)vd + H(i)) = DO_OP(s2, s1, carry); \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VADC_VVM(vadc_vvm_b, uint8_t, H1, DO_VADC, clearb) +GEN_VEXT_VADC_VVM(vadc_vvm_h, uint16_t, H2, DO_VADC, clearh) +GEN_VEXT_VADC_VVM(vadc_vvm_w, uint32_t, H4, DO_VADC, clearl) +GEN_VEXT_VADC_VVM(vadc_vvm_d, uint64_t, H8, DO_VADC, clearq) + +GEN_VEXT_VADC_VVM(vsbc_vvm_b, uint8_t, H1, DO_VSBC, clearb) +GEN_VEXT_VADC_VVM(vsbc_vvm_h, uint16_t, H2, DO_VSBC, clearh) +GEN_VEXT_VADC_VVM(vsbc_vvm_w, uint32_t, H4, DO_VSBC, clearl) +GEN_VEXT_VADC_VVM(vsbc_vvm_d, uint64_t, H8, DO_VSBC, clearq) + +#define GEN_VEXT_VADC_VXM(NAME, ETYPE, H, DO_OP, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + uint8_t carry = vext_elem_mask(v0, mlen, i); \ + \ + *((ETYPE *)vd + H(i)) = DO_OP(s2, (ETYPE)(target_long)s1, carry);\ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VADC_VXM(vadc_vxm_b, uint8_t, H1, DO_VADC, clearb) +GEN_VEXT_VADC_VXM(vadc_vxm_h, uint16_t, H2, DO_VADC, clearh) +GEN_VEXT_VADC_VXM(vadc_vxm_w, uint32_t, H4, DO_VADC, clearl) +GEN_VEXT_VADC_VXM(vadc_vxm_d, uint64_t, H8, DO_VADC, clearq) + +GEN_VEXT_VADC_VXM(vsbc_vxm_b, uint8_t, H1, DO_VSBC, clearb) +GEN_VEXT_VADC_VXM(vsbc_vxm_h, uint16_t, H2, DO_VSBC, clearh) +GEN_VEXT_VADC_VXM(vsbc_vxm_w, uint32_t, H4, DO_VSBC, clearl) +GEN_VEXT_VADC_VXM(vsbc_vxm_d, uint64_t, H8, DO_VSBC, clearq) + +#define DO_MADC(N, M, C) (C ? (__typeof(N))(N + M + 1) <= N : \ + (__typeof(N))(N + M) < N) +#define DO_MSBC(N, M, C) (C ? N <= M : N < M) + +#define GEN_VEXT_VMADC_VVM(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + uint8_t carry = vext_elem_mask(v0, mlen, i); \ + \ + vext_set_elem_mask(vd, mlen, i, DO_OP(s2, s1, carry));\ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +GEN_VEXT_VMADC_VVM(vmadc_vvm_b, uint8_t, H1, DO_MADC) +GEN_VEXT_VMADC_VVM(vmadc_vvm_h, uint16_t, H2, DO_MADC) +GEN_VEXT_VMADC_VVM(vmadc_vvm_w, uint32_t, H4, DO_MADC) +GEN_VEXT_VMADC_VVM(vmadc_vvm_d, uint64_t, H8, DO_MADC) + +GEN_VEXT_VMADC_VVM(vmsbc_vvm_b, uint8_t, H1, DO_MSBC) +GEN_VEXT_VMADC_VVM(vmsbc_vvm_h, uint16_t, H2, DO_MSBC) +GEN_VEXT_VMADC_VVM(vmsbc_vvm_w, uint32_t, H4, DO_MSBC) +GEN_VEXT_VMADC_VVM(vmsbc_vvm_d, uint64_t, H8, DO_MSBC) + +#define GEN_VEXT_VMADC_VXM(NAME, ETYPE, H, DO_OP) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t vlmax = vext_maxsz(desc) / sizeof(ETYPE); \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + uint8_t carry = vext_elem_mask(v0, mlen, i); \ + \ + vext_set_elem_mask(vd, mlen, i, \ + DO_OP(s2, (ETYPE)(target_long)s1, carry)); \ + } \ + for (; i < vlmax; i++) { \ + vext_set_elem_mask(vd, mlen, i, 0); \ + } \ +} + +GEN_VEXT_VMADC_VXM(vmadc_vxm_b, uint8_t, H1, DO_MADC) +GEN_VEXT_VMADC_VXM(vmadc_vxm_h, uint16_t, H2, DO_MADC) +GEN_VEXT_VMADC_VXM(vmadc_vxm_w, uint32_t, H4, DO_MADC) +GEN_VEXT_VMADC_VXM(vmadc_vxm_d, uint64_t, H8, DO_MADC) + +GEN_VEXT_VMADC_VXM(vmsbc_vxm_b, uint8_t, H1, DO_MSBC) +GEN_VEXT_VMADC_VXM(vmsbc_vxm_h, uint16_t, H2, DO_MSBC) +GEN_VEXT_VMADC_VXM(vmsbc_vxm_w, uint32_t, H4, DO_MSBC) +GEN_VEXT_VMADC_VXM(vmsbc_vxm_d, uint64_t, H8, DO_MSBC) From patchwork Sat Jun 20 02:54:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279947 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 E5E46C433DF for ; Sat, 20 Jun 2020 03:23:19 +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 B99C32311B for ; Sat, 20 Jun 2020 03:23:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B99C32311B 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]:45996 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmU6B-0001Vr-35 for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:23:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60210) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmU52-0000Si-DC; Fri, 19 Jun 2020 23:22:08 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:38750) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmU4z-00040Y-Mx; Fri, 19 Jun 2020 23:22:08 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.08121449|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.44655-0.0111531-0.542297; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03302; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVKPG._1592623319; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVKPG._1592623319) by smtp.aliyun-inc.com(10.147.42.241); Sat, 20 Jun 2020 11:22:00 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 13/61] target/riscv: vector bitwise logical instructions Date: Sat, 20 Jun 2020 10:54:52 +0800 Message-Id: <20200620025540.1109-14-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 25 ++++++++++++ target/riscv/insn32.decode | 9 +++++ target/riscv/insn_trans/trans_rvv.inc.c | 11 ++++++ target/riscv/vector_helper.c | 51 +++++++++++++++++++++++++ 4 files changed, 96 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 67a2e64c4a..f8b1c8a800 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -382,3 +382,28 @@ DEF_HELPER_6(vmsbc_vxm_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsbc_vxm_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vand_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vor_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vxor_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vand_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vand_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vor_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vxor_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index be63e900c6..34d05a5917 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -313,6 +313,15 @@ vsbc_vvm 010010 1 ..... ..... 000 ..... 1010111 @r_vm_1 vsbc_vxm 010010 1 ..... ..... 100 ..... 1010111 @r_vm_1 vmsbc_vvm 010011 1 ..... ..... 000 ..... 1010111 @r_vm_1 vmsbc_vxm 010011 1 ..... ..... 100 ..... 1010111 @r_vm_1 +vand_vv 001001 . ..... ..... 000 ..... 1010111 @r_vm +vand_vx 001001 . ..... ..... 100 ..... 1010111 @r_vm +vand_vi 001001 . ..... ..... 011 ..... 1010111 @r_vm +vor_vv 001010 . ..... ..... 000 ..... 1010111 @r_vm +vor_vx 001010 . ..... ..... 100 ..... 1010111 @r_vm +vor_vi 001010 . ..... ..... 011 ..... 1010111 @r_vm +vxor_vv 001011 . ..... ..... 000 ..... 1010111 @r_vm +vxor_vx 001011 . ..... ..... 100 ..... 1010111 @r_vm +vxor_vi 001011 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 6fe2f071e6..35c92986a6 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1362,3 +1362,14 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPIVI_TRANS(vadc_vim, 0, vadc_vxm, opivx_vadc_check) GEN_OPIVI_TRANS(vmadc_vim, 0, vmadc_vxm, opivx_vmadc_check) + +/* Vector Bitwise Logical Instructions */ +GEN_OPIVV_GVEC_TRANS(vand_vv, and) +GEN_OPIVV_GVEC_TRANS(vor_vv, or) +GEN_OPIVV_GVEC_TRANS(vxor_vv, xor) +GEN_OPIVX_GVEC_TRANS(vand_vx, ands) +GEN_OPIVX_GVEC_TRANS(vor_vx, ors) +GEN_OPIVX_GVEC_TRANS(vxor_vx, xors) +GEN_OPIVI_GVEC_TRANS(vand_vi, 0, vand_vx, andi) +GEN_OPIVI_GVEC_TRANS(vor_vi, 0, vor_vx, ori) +GEN_OPIVI_GVEC_TRANS(vxor_vi, 0, vxor_vx, xori) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index ad746175bd..6c53dc5796 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1265,3 +1265,54 @@ GEN_VEXT_VMADC_VXM(vmsbc_vxm_b, uint8_t, H1, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_h, uint16_t, H2, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_w, uint32_t, H4, DO_MSBC) GEN_VEXT_VMADC_VXM(vmsbc_vxm_d, uint64_t, H8, DO_MSBC) + +/* Vector Bitwise Logical Instructions */ +RVVCALL(OPIVV2, vand_vv_b, OP_SSS_B, H1, H1, H1, DO_AND) +RVVCALL(OPIVV2, vand_vv_h, OP_SSS_H, H2, H2, H2, DO_AND) +RVVCALL(OPIVV2, vand_vv_w, OP_SSS_W, H4, H4, H4, DO_AND) +RVVCALL(OPIVV2, vand_vv_d, OP_SSS_D, H8, H8, H8, DO_AND) +RVVCALL(OPIVV2, vor_vv_b, OP_SSS_B, H1, H1, H1, DO_OR) +RVVCALL(OPIVV2, vor_vv_h, OP_SSS_H, H2, H2, H2, DO_OR) +RVVCALL(OPIVV2, vor_vv_w, OP_SSS_W, H4, H4, H4, DO_OR) +RVVCALL(OPIVV2, vor_vv_d, OP_SSS_D, H8, H8, H8, DO_OR) +RVVCALL(OPIVV2, vxor_vv_b, OP_SSS_B, H1, H1, H1, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_h, OP_SSS_H, H2, H2, H2, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_w, OP_SSS_W, H4, H4, H4, DO_XOR) +RVVCALL(OPIVV2, vxor_vv_d, OP_SSS_D, H8, H8, H8, DO_XOR) +GEN_VEXT_VV(vand_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vand_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vand_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vand_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vor_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vor_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vor_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vor_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vxor_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vxor_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vxor_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vxor_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vand_vx_b, OP_SSS_B, H1, H1, DO_AND) +RVVCALL(OPIVX2, vand_vx_h, OP_SSS_H, H2, H2, DO_AND) +RVVCALL(OPIVX2, vand_vx_w, OP_SSS_W, H4, H4, DO_AND) +RVVCALL(OPIVX2, vand_vx_d, OP_SSS_D, H8, H8, DO_AND) +RVVCALL(OPIVX2, vor_vx_b, OP_SSS_B, H1, H1, DO_OR) +RVVCALL(OPIVX2, vor_vx_h, OP_SSS_H, H2, H2, DO_OR) +RVVCALL(OPIVX2, vor_vx_w, OP_SSS_W, H4, H4, DO_OR) +RVVCALL(OPIVX2, vor_vx_d, OP_SSS_D, H8, H8, DO_OR) +RVVCALL(OPIVX2, vxor_vx_b, OP_SSS_B, H1, H1, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_h, OP_SSS_H, H2, H2, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_w, OP_SSS_W, H4, H4, DO_XOR) +RVVCALL(OPIVX2, vxor_vx_d, OP_SSS_D, H8, H8, DO_XOR) +GEN_VEXT_VX(vand_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vand_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vand_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vand_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vor_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vor_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vor_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vor_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vxor_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vxor_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vxor_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vxor_vx_d, 8, 8, clearq) From patchwork Sat Jun 20 02:54:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279946 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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2020 23:26:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60736) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmU8w-0003wF-P1; Fri, 19 Jun 2020 23:26:10 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:43187) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmU8t-0004d1-Tw; Fri, 19 Jun 2020 23:26:10 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07608437|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.723719-8.98328e-05-0.276191; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03308; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpW0-sx_1592623561; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpW0-sx_1592623561) by smtp.aliyun-inc.com(10.147.43.95); Sat, 20 Jun 2020 11:26:01 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 15/61] target/riscv: vector narrowing integer right shift instructions Date: Sat, 20 Jun 2020 10:54:54 +0800 Message-Id: <20200620025540.1109-16-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 ++++ target/riscv/insn32.decode | 6 ++ target/riscv/insn_trans/trans_rvv.inc.c | 90 +++++++++++++++++++++++++ target/riscv/vector_helper.c | 14 ++++ 4 files changed, 123 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 6805bf7dbd..1ec2202814 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -432,3 +432,16 @@ DEF_HELPER_6(vsra_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsra_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vnsrl_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsra_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsrl_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnsra_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index e5334230df..435415f9f9 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -331,6 +331,12 @@ vsrl_vi 101000 . ..... ..... 011 ..... 1010111 @r_vm vsra_vv 101001 . ..... ..... 000 ..... 1010111 @r_vm vsra_vx 101001 . ..... ..... 100 ..... 1010111 @r_vm vsra_vi 101001 . ..... ..... 011 ..... 1010111 @r_vm +vnsrl_vv 101100 . ..... ..... 000 ..... 1010111 @r_vm +vnsrl_vx 101100 . ..... ..... 100 ..... 1010111 @r_vm +vnsrl_vi 101100 . ..... ..... 011 ..... 1010111 @r_vm +vnsra_vv 101101 . ..... ..... 000 ..... 1010111 @r_vm +vnsra_vx 101101 . ..... ..... 100 ..... 1010111 @r_vm +vnsra_vi 101101 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 8ea7c437ee..87f9ee7f6c 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1425,3 +1425,93 @@ GEN_OPIVX_GVEC_SHIFT_TRANS(vsra_vx, sars) GEN_OPIVI_GVEC_TRANS(vsll_vi, 1, vsll_vx, shli) GEN_OPIVI_GVEC_TRANS(vsrl_vi, 1, vsrl_vx, shri) GEN_OPIVI_GVEC_TRANS(vsra_vi, 1, vsra_vx, sari) + +/* Vector Narrowing Integer Right Shift Instructions */ +static bool opivv_narrow_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, true) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs2, + 2 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3)); +} + +/* OPIVV with NARROW */ +#define GEN_OPIVV_NARROW_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivv_narrow_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[3] = { \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs1), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} +GEN_OPIVV_NARROW_TRANS(vnsra_vv) +GEN_OPIVV_NARROW_TRANS(vnsrl_vv) + +static bool opivx_narrow_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, false) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs2, true) && + vext_check_overlap_group(a->rd, 1 << s->lmul, a->rs2, + 2 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3)); +} + +/* OPIVX with NARROW */ +#define GEN_OPIVX_NARROW_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivx_narrow_check(s, a)) { \ + static gen_helper_opivx * const fns[3] = { \ + gen_helper_##NAME##_b, \ + gen_helper_##NAME##_h, \ + gen_helper_##NAME##_w, \ + }; \ + return opivx_trans(a->rd, a->rs1, a->rs2, a->vm, fns[s->sew], s);\ + } \ + return false; \ +} + +GEN_OPIVX_NARROW_TRANS(vnsra_vx) +GEN_OPIVX_NARROW_TRANS(vnsrl_vx) + +/* OPIVI with NARROW */ +#define GEN_OPIVI_NARROW_TRANS(NAME, ZX, OPIVX) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opivx_narrow_check(s, a)) { \ + static gen_helper_opivx * const fns[3] = { \ + gen_helper_##OPIVX##_b, \ + gen_helper_##OPIVX##_h, \ + gen_helper_##OPIVX##_w, \ + }; \ + return opivi_trans(a->rd, a->rs1, a->rs2, a->vm, \ + fns[s->sew], s, ZX); \ + } \ + return false; \ +} + +GEN_OPIVI_NARROW_TRANS(vnsra_vi, 1, vnsra_vx) +GEN_OPIVI_NARROW_TRANS(vnsrl_vi, 1, vnsrl_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index f63f06bd37..7b59719baa 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -1395,3 +1395,17 @@ GEN_VEXT_SHIFT_VX(vsra_vx_b, int8_t, int8_t, H1, H1, DO_SRL, 0x7, clearb) GEN_VEXT_SHIFT_VX(vsra_vx_h, int16_t, int16_t, H2, H2, DO_SRL, 0xf, clearh) GEN_VEXT_SHIFT_VX(vsra_vx_w, int32_t, int32_t, H4, H4, DO_SRL, 0x1f, clearl) GEN_VEXT_SHIFT_VX(vsra_vx_d, int64_t, int64_t, H8, H8, DO_SRL, 0x3f, clearq) + +/* Vector Narrowing Integer Right Shift Instructions */ +GEN_VEXT_SHIFT_VV(vnsrl_vv_b, uint8_t, uint16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VV(vnsrl_vv_h, uint16_t, uint32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VV(vnsrl_vv_w, uint32_t, uint64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VV(vnsra_vv_b, uint8_t, int16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VV(vnsra_vv_h, uint16_t, int32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VV(vnsra_vv_w, uint32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VX(vnsrl_vx_b, uint8_t, uint16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VX(vnsrl_vx_h, uint16_t, uint32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VX(vnsrl_vx_w, uint32_t, uint64_t, H4, H8, DO_SRL, 0x3f, clearl) +GEN_VEXT_SHIFT_VX(vnsra_vx_b, int8_t, int16_t, H1, H2, DO_SRL, 0xf, clearb) +GEN_VEXT_SHIFT_VX(vnsra_vx_h, int16_t, int32_t, H2, H4, DO_SRL, 0x1f, clearh) +GEN_VEXT_SHIFT_VX(vnsra_vx_w, int32_t, int64_t, H4, H8, DO_SRL, 0x3f, clearl) From patchwork Sat Jun 20 02:54:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279945 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 E902DC433E2 for ; Sat, 20 Jun 2020 03:30:50 +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 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1jmUCl-00056O-PK; Fri, 19 Jun 2020 23:30:09 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07448019|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.273484-0.00573218-0.720784; FP=0|0|0|0|0|-1|-1|-1; HT=e01a16367; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpW4BW0_1592623802; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpW4BW0_1592623802) by smtp.aliyun-inc.com(10.147.40.7); Sat, 20 Jun 2020 11:30:02 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 17/61] target/riscv: vector integer min/max instructions Date: Sat, 20 Jun 2020 10:54:56 +0800 Message-Id: <20200620025540.1109-18-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 33 ++++++++++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++++ target/riscv/vector_helper.c | 71 +++++++++++++++++++++++++ 4 files changed, 122 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 2bcb6c7889..9c576e1220 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -502,3 +502,36 @@ DEF_HELPER_6(vmsgt_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmsgt_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vminu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmin_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmaxu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmax_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vminu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vminu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmin_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmaxu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmax_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5d022ff414..3d8986c74d 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -357,6 +357,14 @@ vmsgtu_vx 011110 . ..... ..... 100 ..... 1010111 @r_vm vmsgtu_vi 011110 . ..... ..... 011 ..... 1010111 @r_vm vmsgt_vx 011111 . ..... ..... 100 ..... 1010111 @r_vm vmsgt_vi 011111 . ..... ..... 011 ..... 1010111 @r_vm +vminu_vv 000100 . ..... ..... 000 ..... 1010111 @r_vm +vminu_vx 000100 . ..... ..... 100 ..... 1010111 @r_vm +vmin_vv 000101 . ..... ..... 000 ..... 1010111 @r_vm +vmin_vx 000101 . ..... ..... 100 ..... 1010111 @r_vm +vmaxu_vv 000110 . ..... ..... 000 ..... 1010111 @r_vm +vmaxu_vx 000110 . ..... ..... 100 ..... 1010111 @r_vm +vmax_vv 000111 . ..... ..... 000 ..... 1010111 @r_vm +vmax_vx 000111 . ..... ..... 100 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 8fa3d5ecb0..cbcb40e682 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1561,3 +1561,13 @@ GEN_OPIVI_TRANS(vmsleu_vi, 1, vmsleu_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsle_vi, 0, vmsle_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsgtu_vi, 1, vmsgtu_vx, opivx_cmp_check) GEN_OPIVI_TRANS(vmsgt_vi, 0, vmsgt_vx, opivx_cmp_check) + +/* Vector Integer Min/Max Instructions */ +GEN_OPIVV_GVEC_TRANS(vminu_vv, umin) +GEN_OPIVV_GVEC_TRANS(vmin_vv, smin) +GEN_OPIVV_GVEC_TRANS(vmaxu_vv, umax) +GEN_OPIVV_GVEC_TRANS(vmax_vv, smax) +GEN_OPIVX_TRANS(vminu_vx, opivx_check) +GEN_OPIVX_TRANS(vmin_vx, opivx_check) +GEN_OPIVX_TRANS(vmaxu_vx, opivx_check) +GEN_OPIVX_TRANS(vmax_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 07e474781c..cb41daa3ac 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -855,6 +855,10 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #define OP_SSS_H int16_t, int16_t, int16_t, int16_t, int16_t #define OP_SSS_W int32_t, int32_t, int32_t, int32_t, int32_t #define OP_SSS_D int64_t, int64_t, int64_t, int64_t, int64_t +#define OP_UUU_B uint8_t, uint8_t, uint8_t, uint8_t, uint8_t +#define OP_UUU_H uint16_t, uint16_t, uint16_t, uint16_t, uint16_t +#define OP_UUU_W uint32_t, uint32_t, uint32_t, uint32_t, uint32_t +#define OP_UUU_D uint64_t, uint64_t, uint64_t, uint64_t, uint64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1532,3 +1536,70 @@ GEN_VEXT_CMP_VX(vmsgt_vx_b, int8_t, H1, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_h, int16_t, H2, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_w, int32_t, H4, DO_MSGT) GEN_VEXT_CMP_VX(vmsgt_vx_d, int64_t, H8, DO_MSGT) + +/* Vector Integer Min/Max Instructions */ +RVVCALL(OPIVV2, vminu_vv_b, OP_UUU_B, H1, H1, H1, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_h, OP_UUU_H, H2, H2, H2, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_w, OP_UUU_W, H4, H4, H4, DO_MIN) +RVVCALL(OPIVV2, vminu_vv_d, OP_UUU_D, H8, H8, H8, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_b, OP_SSS_B, H1, H1, H1, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_h, OP_SSS_H, H2, H2, H2, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_w, OP_SSS_W, H4, H4, H4, DO_MIN) +RVVCALL(OPIVV2, vmin_vv_d, OP_SSS_D, H8, H8, H8, DO_MIN) +RVVCALL(OPIVV2, vmaxu_vv_b, OP_UUU_B, H1, H1, H1, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_h, OP_UUU_H, H2, H2, H2, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_w, OP_UUU_W, H4, H4, H4, DO_MAX) +RVVCALL(OPIVV2, vmaxu_vv_d, OP_UUU_D, H8, H8, H8, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_b, OP_SSS_B, H1, H1, H1, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_h, OP_SSS_H, H2, H2, H2, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_w, OP_SSS_W, H4, H4, H4, DO_MAX) +RVVCALL(OPIVV2, vmax_vv_d, OP_SSS_D, H8, H8, H8, DO_MAX) +GEN_VEXT_VV(vminu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vminu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vminu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vminu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmin_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmin_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmin_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmin_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmaxu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmaxu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmaxu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmaxu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmax_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmax_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmax_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmax_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vminu_vx_b, OP_UUU_B, H1, H1, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_h, OP_UUU_H, H2, H2, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_w, OP_UUU_W, H4, H4, DO_MIN) +RVVCALL(OPIVX2, vminu_vx_d, OP_UUU_D, H8, H8, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_b, OP_SSS_B, H1, H1, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_h, OP_SSS_H, H2, H2, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_w, OP_SSS_W, H4, H4, DO_MIN) +RVVCALL(OPIVX2, vmin_vx_d, OP_SSS_D, H8, H8, DO_MIN) +RVVCALL(OPIVX2, vmaxu_vx_b, OP_UUU_B, H1, H1, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_h, OP_UUU_H, H2, H2, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_w, OP_UUU_W, H4, H4, DO_MAX) +RVVCALL(OPIVX2, vmaxu_vx_d, OP_UUU_D, H8, H8, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_b, OP_SSS_B, H1, H1, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_h, OP_SSS_H, H2, H2, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_w, OP_SSS_W, H4, H4, DO_MAX) +RVVCALL(OPIVX2, vmax_vx_d, OP_SSS_D, H8, H8, DO_MAX) +GEN_VEXT_VX(vminu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vminu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vminu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vminu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmin_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmin_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmin_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmin_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmaxu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmaxu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmaxu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmaxu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmax_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmax_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmax_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmax_vx_d, 8, 8, clearq) From patchwork Sat Jun 20 02:54:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279944 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 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with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUEm-0002Vs-1v; Fri, 19 Jun 2020 23:32:12 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:54041) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUEj-0005Q6-B0; Fri, 19 Jun 2020 23:32:11 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436416|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.335301-0.0134057-0.651294; FP=0|0|0|0|0|-1|-1|-1; HT=e01a16370; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVtl1L_1592623923; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVtl1L_1592623923) by smtp.aliyun-inc.com(10.147.40.26); Sat, 20 Jun 2020 11:32:03 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 18/61] target/riscv: vector single-width integer multiply instructions Date: Sat, 20 Jun 2020 10:54:57 +0800 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qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 33 +++++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 10 ++ target/riscv/vector_helper.c | 163 ++++++++++++++++++++++++ 4 files changed, 214 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 9c576e1220..c2de0d29ba 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -535,3 +535,36 @@ DEF_HELPER_6(vmax_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vmax_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vmul_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulh_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmul_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmul_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulh_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhu_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmulhsu_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 3d8986c74d..6b29aad4d2 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -365,6 +365,14 @@ vmaxu_vv 000110 . ..... ..... 000 ..... 1010111 @r_vm vmaxu_vx 000110 . ..... ..... 100 ..... 1010111 @r_vm vmax_vv 000111 . ..... ..... 000 ..... 1010111 @r_vm vmax_vx 000111 . ..... ..... 100 ..... 1010111 @r_vm +vmul_vv 100101 . ..... ..... 010 ..... 1010111 @r_vm +vmul_vx 100101 . ..... ..... 110 ..... 1010111 @r_vm +vmulh_vv 100111 . ..... ..... 010 ..... 1010111 @r_vm +vmulh_vx 100111 . ..... ..... 110 ..... 1010111 @r_vm +vmulhu_vv 100100 . ..... ..... 010 ..... 1010111 @r_vm +vmulhu_vx 100100 . ..... ..... 110 ..... 1010111 @r_vm +vmulhsu_vv 100110 . ..... ..... 010 ..... 1010111 @r_vm +vmulhsu_vx 100110 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index cbcb40e682..de5b8b7df6 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1571,3 +1571,13 @@ GEN_OPIVX_TRANS(vminu_vx, opivx_check) GEN_OPIVX_TRANS(vmin_vx, opivx_check) GEN_OPIVX_TRANS(vmaxu_vx, opivx_check) GEN_OPIVX_TRANS(vmax_vx, opivx_check) + +/* Vector Single-Width Integer Multiply Instructions */ +GEN_OPIVV_GVEC_TRANS(vmul_vv, mul) +GEN_OPIVV_TRANS(vmulh_vv, opivv_check) +GEN_OPIVV_TRANS(vmulhu_vv, opivv_check) +GEN_OPIVV_TRANS(vmulhsu_vv, opivv_check) +GEN_OPIVX_GVEC_TRANS(vmul_vx, muls) +GEN_OPIVX_TRANS(vmulh_vx, opivx_check) +GEN_OPIVX_TRANS(vmulhu_vx, opivx_check) +GEN_OPIVX_TRANS(vmulhsu_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index cb41daa3ac..3319370ae2 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -859,6 +859,10 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #define OP_UUU_H uint16_t, uint16_t, uint16_t, uint16_t, uint16_t #define OP_UUU_W uint32_t, uint32_t, uint32_t, uint32_t, uint32_t #define OP_UUU_D uint64_t, uint64_t, uint64_t, uint64_t, uint64_t +#define OP_SUS_B int8_t, uint8_t, int8_t, uint8_t, int8_t +#define OP_SUS_H int16_t, uint16_t, int16_t, uint16_t, int16_t +#define OP_SUS_W int32_t, uint32_t, int32_t, uint32_t, int32_t +#define OP_SUS_D int64_t, uint64_t, int64_t, uint64_t, int64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1603,3 +1607,162 @@ GEN_VEXT_VX(vmax_vx_b, 1, 1, clearb) GEN_VEXT_VX(vmax_vx_h, 2, 2, clearh) GEN_VEXT_VX(vmax_vx_w, 4, 4, clearl) GEN_VEXT_VX(vmax_vx_d, 8, 8, clearq) + +/* Vector Single-Width Integer Multiply Instructions */ +#define DO_MUL(N, M) (N * M) +RVVCALL(OPIVV2, vmul_vv_b, OP_SSS_B, H1, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_h, OP_SSS_H, H2, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_w, OP_SSS_W, H4, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vmul_vv_d, OP_SSS_D, H8, H8, H8, DO_MUL) +GEN_VEXT_VV(vmul_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmul_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmul_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmul_vv_d, 8, 8, clearq) + +static int8_t do_mulh_b(int8_t s2, int8_t s1) +{ + return (int16_t)s2 * (int16_t)s1 >> 8; +} + +static int16_t do_mulh_h(int16_t s2, int16_t s1) +{ + return (int32_t)s2 * (int32_t)s1 >> 16; +} + +static int32_t do_mulh_w(int32_t s2, int32_t s1) +{ + return (int64_t)s2 * (int64_t)s1 >> 32; +} + +static int64_t do_mulh_d(int64_t s2, int64_t s1) +{ + uint64_t hi_64, lo_64; + + muls64(&lo_64, &hi_64, s1, s2); + return hi_64; +} + +static uint8_t do_mulhu_b(uint8_t s2, uint8_t s1) +{ + return (uint16_t)s2 * (uint16_t)s1 >> 8; +} + +static uint16_t do_mulhu_h(uint16_t s2, uint16_t s1) +{ + return (uint32_t)s2 * (uint32_t)s1 >> 16; +} + +static uint32_t do_mulhu_w(uint32_t s2, uint32_t s1) +{ + return (uint64_t)s2 * (uint64_t)s1 >> 32; +} + +static uint64_t do_mulhu_d(uint64_t s2, uint64_t s1) +{ + uint64_t hi_64, lo_64; + + mulu64(&lo_64, &hi_64, s2, s1); + return hi_64; +} + +static int8_t do_mulhsu_b(int8_t s2, uint8_t s1) +{ + return (int16_t)s2 * (uint16_t)s1 >> 8; +} + +static int16_t do_mulhsu_h(int16_t s2, uint16_t s1) +{ + return (int32_t)s2 * (uint32_t)s1 >> 16; +} + +static int32_t do_mulhsu_w(int32_t s2, uint32_t s1) +{ + return (int64_t)s2 * (uint64_t)s1 >> 32; +} + +/* + * Let A = signed operand, + * B = unsigned operand + * P = mulu64(A, B), unsigned product + * + * LET X = 2 ** 64 - A, 2's complement of A + * SP = signed product + * THEN + * IF A < 0 + * SP = -X * B + * = -(2 ** 64 - A) * B + * = A * B - 2 ** 64 * B + * = P - 2 ** 64 * B + * ELSE + * SP = P + * THEN + * HI_P -= (A < 0 ? B : 0） + */ + +static int64_t do_mulhsu_d(int64_t s2, uint64_t s1) +{ + uint64_t hi_64, lo_64; + + mulu64(&lo_64, &hi_64, s2, s1); + + hi_64 -= s2 < 0 ? s1 : 0; + return hi_64; +} + +RVVCALL(OPIVV2, vmulh_vv_b, OP_SSS_B, H1, H1, H1, do_mulh_b) +RVVCALL(OPIVV2, vmulh_vv_h, OP_SSS_H, H2, H2, H2, do_mulh_h) +RVVCALL(OPIVV2, vmulh_vv_w, OP_SSS_W, H4, H4, H4, do_mulh_w) +RVVCALL(OPIVV2, vmulh_vv_d, OP_SSS_D, H8, H8, H8, do_mulh_d) +RVVCALL(OPIVV2, vmulhu_vv_b, OP_UUU_B, H1, H1, H1, do_mulhu_b) +RVVCALL(OPIVV2, vmulhu_vv_h, OP_UUU_H, H2, H2, H2, do_mulhu_h) +RVVCALL(OPIVV2, vmulhu_vv_w, OP_UUU_W, H4, H4, H4, do_mulhu_w) +RVVCALL(OPIVV2, vmulhu_vv_d, OP_UUU_D, H8, H8, H8, do_mulhu_d) +RVVCALL(OPIVV2, vmulhsu_vv_b, OP_SUS_B, H1, H1, H1, do_mulhsu_b) +RVVCALL(OPIVV2, vmulhsu_vv_h, OP_SUS_H, H2, H2, H2, do_mulhsu_h) +RVVCALL(OPIVV2, vmulhsu_vv_w, OP_SUS_W, H4, H4, H4, do_mulhsu_w) +RVVCALL(OPIVV2, vmulhsu_vv_d, OP_SUS_D, H8, H8, H8, do_mulhsu_d) +GEN_VEXT_VV(vmulh_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulh_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulh_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulh_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmulhu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulhu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulhu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulhu_vv_d, 8, 8, clearq) +GEN_VEXT_VV(vmulhsu_vv_b, 1, 1, clearb) +GEN_VEXT_VV(vmulhsu_vv_h, 2, 2, clearh) +GEN_VEXT_VV(vmulhsu_vv_w, 4, 4, clearl) +GEN_VEXT_VV(vmulhsu_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2, vmul_vx_b, OP_SSS_B, H1, H1, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_h, OP_SSS_H, H2, H2, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_w, OP_SSS_W, H4, H4, DO_MUL) +RVVCALL(OPIVX2, vmul_vx_d, OP_SSS_D, H8, H8, DO_MUL) +RVVCALL(OPIVX2, vmulh_vx_b, OP_SSS_B, H1, H1, do_mulh_b) +RVVCALL(OPIVX2, vmulh_vx_h, OP_SSS_H, H2, H2, do_mulh_h) +RVVCALL(OPIVX2, vmulh_vx_w, OP_SSS_W, H4, H4, do_mulh_w) +RVVCALL(OPIVX2, vmulh_vx_d, OP_SSS_D, H8, H8, do_mulh_d) +RVVCALL(OPIVX2, vmulhu_vx_b, OP_UUU_B, H1, H1, do_mulhu_b) +RVVCALL(OPIVX2, vmulhu_vx_h, OP_UUU_H, H2, H2, do_mulhu_h) +RVVCALL(OPIVX2, vmulhu_vx_w, OP_UUU_W, H4, H4, do_mulhu_w) +RVVCALL(OPIVX2, vmulhu_vx_d, OP_UUU_D, H8, H8, do_mulhu_d) +RVVCALL(OPIVX2, vmulhsu_vx_b, OP_SUS_B, H1, H1, do_mulhsu_b) +RVVCALL(OPIVX2, vmulhsu_vx_h, OP_SUS_H, H2, H2, do_mulhsu_h) +RVVCALL(OPIVX2, vmulhsu_vx_w, OP_SUS_W, H4, H4, do_mulhsu_w) +RVVCALL(OPIVX2, vmulhsu_vx_d, OP_SUS_D, H8, H8, do_mulhsu_d) +GEN_VEXT_VX(vmul_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmul_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmul_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmul_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulh_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulh_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulh_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulh_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulhu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulhu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulhu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulhu_vx_d, 8, 8, clearq) +GEN_VEXT_VX(vmulhsu_vx_b, 1, 1, clearb) +GEN_VEXT_VX(vmulhsu_vx_h, 2, 2, clearh) +GEN_VEXT_VX(vmulhsu_vx_w, 4, 4, clearl) +GEN_VEXT_VX(vmulhsu_vx_d, 8, 8, clearq) From patchwork Sat Jun 20 02:54:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279943 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 90401C433E0 for ; Sat, 20 Jun 2020 03:36:50 +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 2EDD223122 for ; Sat, 20 Jun 2020 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CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.68344-0.000122694-0.316437; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03312; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpVrvnq_1592624164; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpVrvnq_1592624164) by smtp.aliyun-inc.com(10.147.42.198); Sat, 20 Jun 2020 11:36:05 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 20/61] target/riscv: vector widening integer multiply instructions Date: Sat, 20 Jun 2020 10:54:59 +0800 Message-Id: <20200620025540.1109-21-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 19 +++++++++ target/riscv/insn32.decode | 6 +++ target/riscv/insn_trans/trans_rvv.inc.c | 8 ++++ target/riscv/vector_helper.c | 51 +++++++++++++++++++++++++ 4 files changed, 84 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index e14979e452..60c436616a 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -601,3 +601,22 @@ DEF_HELPER_6(vrem_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vrem_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vwmul_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmul_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwmulsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index cf58764308..877d999129 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -381,6 +381,12 @@ vremu_vv 100010 . ..... ..... 010 ..... 1010111 @r_vm vremu_vx 100010 . ..... ..... 110 ..... 1010111 @r_vm vrem_vv 100011 . ..... ..... 010 ..... 1010111 @r_vm vrem_vx 100011 . ..... ..... 110 ..... 1010111 @r_vm +vwmulu_vv 111000 . ..... ..... 010 ..... 1010111 @r_vm +vwmulu_vx 111000 . ..... ..... 110 ..... 1010111 @r_vm +vwmulsu_vv 111010 . ..... ..... 010 ..... 1010111 @r_vm +vwmulsu_vx 111010 . ..... ..... 110 ..... 1010111 @r_vm +vwmul_vv 111011 . ..... ..... 010 ..... 1010111 @r_vm +vwmul_vx 111011 . ..... ..... 110 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 4b4312fa99..fbdd1b43d6 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1591,3 +1591,11 @@ GEN_OPIVX_TRANS(vdivu_vx, opivx_check) GEN_OPIVX_TRANS(vdiv_vx, opivx_check) GEN_OPIVX_TRANS(vremu_vx, opivx_check) GEN_OPIVX_TRANS(vrem_vx, opivx_check) + +/* Vector Widening Integer Multiply Instructions */ +GEN_OPIVV_WIDEN_TRANS(vwmul_vv, opivv_widen_check) +GEN_OPIVV_WIDEN_TRANS(vwmulu_vv, opivv_widen_check) +GEN_OPIVV_WIDEN_TRANS(vwmulsu_vv, opivv_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwmul_vx) +GEN_OPIVX_WIDEN_TRANS(vwmulu_vx) +GEN_OPIVX_WIDEN_TRANS(vwmulsu_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index aee107a82e..116cc9f092 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -863,6 +863,18 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #define OP_SUS_H int16_t, uint16_t, int16_t, uint16_t, int16_t #define OP_SUS_W int32_t, uint32_t, int32_t, uint32_t, int32_t #define OP_SUS_D int64_t, uint64_t, int64_t, uint64_t, int64_t +#define WOP_UUU_B uint16_t, uint8_t, uint8_t, uint16_t, uint16_t +#define WOP_UUU_H uint32_t, uint16_t, uint16_t, uint32_t, uint32_t +#define WOP_UUU_W uint64_t, uint32_t, uint32_t, uint64_t, uint64_t +#define WOP_SSS_B int16_t, int8_t, int8_t, int16_t, int16_t +#define WOP_SSS_H int32_t, int16_t, int16_t, int32_t, int32_t +#define WOP_SSS_W int64_t, int32_t, int32_t, int64_t, int64_t +#define WOP_SUS_B int16_t, uint8_t, int8_t, uint16_t, int16_t +#define WOP_SUS_H int32_t, uint16_t, int16_t, uint32_t, int32_t +#define WOP_SUS_W int64_t, uint32_t, int32_t, uint64_t, int64_t +#define WOP_SSU_B int16_t, int8_t, uint8_t, int16_t, uint16_t +#define WOP_SSU_H int32_t, int16_t, uint16_t, int32_t, uint32_t +#define WOP_SSU_W int64_t, int32_t, uint32_t, int64_t, uint64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -1840,3 +1852,42 @@ GEN_VEXT_VX(vrem_vx_b, 1, 1, clearb) GEN_VEXT_VX(vrem_vx_h, 2, 2, clearh) GEN_VEXT_VX(vrem_vx_w, 4, 4, clearl) GEN_VEXT_VX(vrem_vx_d, 8, 8, clearq) + +/* Vector Widening Integer Multiply Instructions */ +RVVCALL(OPIVV2, vwmul_vv_b, WOP_SSS_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmul_vv_h, WOP_SSS_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmul_vv_w, WOP_SSS_W, H8, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_b, WOP_UUU_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_h, WOP_UUU_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmulu_vv_w, WOP_UUU_W, H8, H4, H4, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_b, WOP_SUS_B, H2, H1, H1, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_h, WOP_SUS_H, H4, H2, H2, DO_MUL) +RVVCALL(OPIVV2, vwmulsu_vv_w, WOP_SUS_W, H8, H4, H4, DO_MUL) +GEN_VEXT_VV(vwmul_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmul_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmul_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmulu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmulu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmulu_vv_w, 4, 8, clearq) +GEN_VEXT_VV(vwmulsu_vv_b, 1, 2, clearh) +GEN_VEXT_VV(vwmulsu_vv_h, 2, 4, clearl) +GEN_VEXT_VV(vwmulsu_vv_w, 4, 8, clearq) + +RVVCALL(OPIVX2, vwmul_vx_b, WOP_SSS_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmul_vx_h, WOP_SSS_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmul_vx_w, WOP_SSS_W, H8, H4, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_b, WOP_UUU_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_h, WOP_UUU_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmulu_vx_w, WOP_UUU_W, H8, H4, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_b, WOP_SUS_B, H2, H1, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_h, WOP_SUS_H, H4, H2, DO_MUL) +RVVCALL(OPIVX2, vwmulsu_vx_w, WOP_SUS_W, H8, H4, DO_MUL) +GEN_VEXT_VX(vwmul_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmul_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmul_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmulu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmulu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmulu_vx_w, 4, 8, clearq) +GEN_VEXT_VX(vwmulsu_vx_b, 1, 2, clearh) +GEN_VEXT_VX(vwmulsu_vx_h, 2, 4, clearl) +GEN_VEXT_VX(vwmulsu_vx_w, 4, 8, clearq) From patchwork Sat Jun 20 02:55:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279942 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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([2001:470:142:3::10]:35004) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUOX-0004y3-8i; Fri, 19 Jun 2020 23:42:17 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:42252) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUOU-0007WX-E8; Fri, 19 Jun 2020 23:42:16 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.076086|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_regular_dialog|0.0775195-0.00181647-0.920664; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03305; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWCGQl_1592624527; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWCGQl_1592624527) by smtp.aliyun-inc.com(10.147.42.22); Sat, 20 Jun 2020 11:42:07 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 23/61] target/riscv: vector integer merge and move instructions Date: Sat, 20 Jun 2020 10:55:02 +0800 Message-Id: <20200620025540.1109-24-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 ++++ target/riscv/insn32.decode | 7 ++ target/riscv/insn_trans/trans_rvv.inc.c | 113 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 88 ++++++++++++++++++ 4 files changed, 225 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 1249ee274d..9851086730 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -675,3 +675,20 @@ DEF_HELPER_6(vwmaccsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwmaccus_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwmaccus_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vwmaccus_vx_w, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vmerge_vvm_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmerge_vvm_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmerge_vvm_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmerge_vvm_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vmerge_vxm_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmerge_vxm_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmerge_vxm_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vmerge_vxm_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_4(vmv_v_v_b, void, ptr, ptr, env, i32) +DEF_HELPER_4(vmv_v_v_h, void, ptr, ptr, env, i32) +DEF_HELPER_4(vmv_v_v_w, void, ptr, ptr, env, i32) +DEF_HELPER_4(vmv_v_v_d, void, ptr, ptr, env, i32) +DEF_HELPER_4(vmv_v_x_b, void, ptr, i64, env, i32) +DEF_HELPER_4(vmv_v_x_h, void, ptr, i64, env, i32) +DEF_HELPER_4(vmv_v_x_w, void, ptr, i64, env, i32) +DEF_HELPER_4(vmv_v_x_d, void, ptr, i64, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 843c15f8fa..238aa014d1 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -71,6 +71,7 @@ @r_nfvm ... ... vm:1 ..... ..... ... ..... ....... &rnfvm %nf %rs2 %rs1 %rd @r_vm ...... vm:1 ..... ..... ... ..... ....... &rmrr %rs2 %rs1 %rd @r_vm_1 ...... . ..... ..... ... ..... ....... &rmrr vm=1 %rs2 %rs1 %rd +@r_vm_0 ...... . ..... ..... ... ..... ....... &rmrr vm=0 %rs2 %rs1 %rd @r_wdvm ..... wd:1 vm:1 ..... ..... ... ..... ....... &rwdvm %rs2 %rs1 %rd @r2_zimm . zimm:11 ..... ... ..... ....... %rs1 %rd @@ -402,6 +403,12 @@ vwmacc_vx 111101 . ..... ..... 110 ..... 1010111 @r_vm vwmaccsu_vv 111110 . ..... ..... 010 ..... 1010111 @r_vm vwmaccsu_vx 111110 . ..... ..... 110 ..... 1010111 @r_vm vwmaccus_vx 111111 . ..... ..... 110 ..... 1010111 @r_vm +vmv_v_v 010111 1 00000 ..... 000 ..... 1010111 @r2 +vmv_v_x 010111 1 00000 ..... 100 ..... 1010111 @r2 +vmv_v_i 010111 1 00000 ..... 011 ..... 1010111 @r2 +vmerge_vvm 010111 0 ..... ..... 000 ..... 1010111 @r_vm_0 +vmerge_vxm 010111 0 ..... ..... 100 ..... 1010111 @r_vm_0 +vmerge_vim 010111 0 ..... ..... 011 ..... 1010111 @r_vm_0 vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 3093191edc..d726995f84 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1618,3 +1618,116 @@ GEN_OPIVX_WIDEN_TRANS(vwmaccu_vx) GEN_OPIVX_WIDEN_TRANS(vwmacc_vx) GEN_OPIVX_WIDEN_TRANS(vwmaccsu_vx) GEN_OPIVX_WIDEN_TRANS(vwmaccus_vx) + +/* Vector Integer Merge and Move Instructions */ +static bool trans_vmv_v_v(DisasContext *s, arg_vmv_v_v *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false) && + vext_check_reg(s, a->rs1, false)) { + + if (s->vl_eq_vlmax) { + tcg_gen_gvec_mov(s->sew, vreg_ofs(s, a->rd), + vreg_ofs(s, a->rs1), + MAXSZ(s), MAXSZ(s)); + } else { + uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul); + static gen_helper_gvec_2_ptr * const fns[4] = { + gen_helper_vmv_v_v_b, gen_helper_vmv_v_v_h, + gen_helper_vmv_v_v_w, gen_helper_vmv_v_v_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + tcg_gen_gvec_2_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, a->rs1), + cpu_env, 0, s->vlen / 8, data, fns[s->sew]); + gen_set_label(over); + } + return true; + } + return false; +} + +typedef void gen_helper_vmv_vx(TCGv_ptr, TCGv_i64, TCGv_env, TCGv_i32); +static bool trans_vmv_v_x(DisasContext *s, arg_vmv_v_x *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false)) { + + TCGv s1; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + s1 = tcg_temp_new(); + gen_get_gpr(s1, a->rs1); + + if (s->vl_eq_vlmax) { + tcg_gen_gvec_dup_tl(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), s1); + } else { + TCGv_i32 desc ; + TCGv_i64 s1_i64 = tcg_temp_new_i64(); + TCGv_ptr dest = tcg_temp_new_ptr(); + uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul); + static gen_helper_vmv_vx * const fns[4] = { + gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, + gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, + }; + + tcg_gen_ext_tl_i64(s1_i64, s1); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); + fns[s->sew](dest, s1_i64, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_i32(desc); + tcg_temp_free_i64(s1_i64); + } + + tcg_temp_free(s1); + gen_set_label(over); + return true; + } + return false; +} + +static bool trans_vmv_v_i(DisasContext *s, arg_vmv_v_i *a) +{ + if (vext_check_isa_ill(s) && + vext_check_reg(s, a->rd, false)) { + + int64_t simm = sextract64(a->rs1, 0, 5); + if (s->vl_eq_vlmax) { + tcg_gen_gvec_dup_imm(s->sew, vreg_ofs(s, a->rd), + MAXSZ(s), MAXSZ(s), simm); + } else { + TCGv_i32 desc; + TCGv_i64 s1; + TCGv_ptr dest; + uint32_t data = FIELD_DP32(0, VDATA, LMUL, s->lmul); + static gen_helper_vmv_vx * const fns[4] = { + gen_helper_vmv_v_x_b, gen_helper_vmv_v_x_h, + gen_helper_vmv_v_x_w, gen_helper_vmv_v_x_d, + }; + TCGLabel *over = gen_new_label(); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + + s1 = tcg_const_i64(simm); + dest = tcg_temp_new_ptr(); + desc = tcg_const_i32(simd_desc(0, s->vlen / 8, data)); + tcg_gen_addi_ptr(dest, cpu_env, vreg_ofs(s, a->rd)); + fns[s->sew](dest, s1, cpu_env, desc); + + tcg_temp_free_ptr(dest); + tcg_temp_free_i32(desc); + tcg_temp_free_i64(s1); + gen_set_label(over); + } + return true; + } + return false; +} + +GEN_OPIVV_TRANS(vmerge_vvm, opivv_vadc_check) +GEN_OPIVX_TRANS(vmerge_vxm, opivx_vadc_check) +GEN_OPIVI_TRANS(vmerge_vim, 0, vmerge_vxm, opivx_vadc_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index c966ad8470..8439aeb0eb 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -2024,3 +2024,91 @@ GEN_VEXT_VX(vwmaccsu_vx_w, 4, 8, clearq) GEN_VEXT_VX(vwmaccus_vx_b, 1, 2, clearh) GEN_VEXT_VX(vwmaccus_vx_h, 2, 4, clearl) GEN_VEXT_VX(vwmaccus_vx_w, 4, 8, clearq) + +/* Vector Integer Merge and Move Instructions */ +#define GEN_VEXT_VMV_VV(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *vs1, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s1 = *((ETYPE *)vs1 + H(i)); \ + *((ETYPE *)vd + H(i)) = s1; \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VMV_VV(vmv_v_v_b, int8_t, H1, clearb) +GEN_VEXT_VMV_VV(vmv_v_v_h, int16_t, H2, clearh) +GEN_VEXT_VMV_VV(vmv_v_v_w, int32_t, H4, clearl) +GEN_VEXT_VMV_VV(vmv_v_v_d, int64_t, H8, clearq) + +#define GEN_VEXT_VMV_VX(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, uint64_t s1, CPURISCVState *env, \ + uint32_t desc) \ +{ \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + *((ETYPE *)vd + H(i)) = (ETYPE)s1; \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VMV_VX(vmv_v_x_b, int8_t, H1, clearb) +GEN_VEXT_VMV_VX(vmv_v_x_h, int16_t, H2, clearh) +GEN_VEXT_VMV_VX(vmv_v_x_w, int32_t, H4, clearl) +GEN_VEXT_VMV_VX(vmv_v_x_d, int64_t, H8, clearq) + +#define GEN_VEXT_VMERGE_VV(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ + CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE *vt = (!vext_elem_mask(v0, mlen, i) ? vs2 : vs1); \ + *((ETYPE *)vd + H(i)) = *(vt + H(i)); \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VMERGE_VV(vmerge_vvm_b, int8_t, H1, clearb) +GEN_VEXT_VMERGE_VV(vmerge_vvm_h, int16_t, H2, clearh) +GEN_VEXT_VMERGE_VV(vmerge_vvm_w, int32_t, H4, clearl) +GEN_VEXT_VMERGE_VV(vmerge_vvm_d, int64_t, H8, clearq) + +#define GEN_VEXT_VMERGE_VX(NAME, ETYPE, H, CLEAR_FN) \ +void HELPER(NAME)(void *vd, void *v0, target_ulong s1, \ + void *vs2, CPURISCVState *env, uint32_t desc) \ +{ \ + uint32_t mlen = vext_mlen(desc); \ + uint32_t vl = env->vl; \ + uint32_t esz = sizeof(ETYPE); \ + uint32_t vlmax = vext_maxsz(desc) / esz; \ + uint32_t i; \ + \ + for (i = 0; i < vl; i++) { \ + ETYPE s2 = *((ETYPE *)vs2 + H(i)); \ + ETYPE d = (!vext_elem_mask(v0, mlen, i) ? s2 : \ + (ETYPE)(target_long)s1); \ + *((ETYPE *)vd + H(i)) = d; \ + } \ + CLEAR_FN(vd, vl, vl * esz, vlmax * esz); \ +} + +GEN_VEXT_VMERGE_VX(vmerge_vxm_b, int8_t, H1, clearb) +GEN_VEXT_VMERGE_VX(vmerge_vxm_h, int16_t, H2, clearh) +GEN_VEXT_VMERGE_VX(vmerge_vxm_w, int32_t, H4, clearl) +GEN_VEXT_VMERGE_VX(vmerge_vxm_d, int64_t, H8, clearq) From patchwork Sat Jun 20 02:55:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279941 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 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from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWGUWH_1592624771) by smtp.aliyun-inc.com(10.147.41.187); Sat, 20 Jun 2020 11:46:11 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 25/61] target/riscv: vector single-width averaging add and subtract Date: Sat, 20 Jun 2020 10:55:04 +0800 Message-Id: <20200620025540.1109-26-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis Reviewed-by: Richard Henderson --- target/riscv/helper.h | 17 ++++ target/riscv/insn32.decode | 5 ++ target/riscv/insn_trans/trans_rvv.inc.c | 7 ++ target/riscv/vector_helper.c | 100 ++++++++++++++++++++++++ 4 files changed, 129 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 85bd4b91bc..db9e2024ae 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -725,3 +725,20 @@ DEF_HELPER_6(vssub_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssub_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssub_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssub_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vaadd_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vaadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vaadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vaadd_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vasub_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vasub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vasub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vasub_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vaadd_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vaadd_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vaadd_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vaadd_vx_d, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vasub_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vasub_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vasub_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vasub_vx_d, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 70df42de9a..57228242aa 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -419,6 +419,11 @@ vssubu_vv 100010 . ..... ..... 000 ..... 1010111 @r_vm vssubu_vx 100010 . ..... ..... 100 ..... 1010111 @r_vm vssub_vv 100011 . ..... ..... 000 ..... 1010111 @r_vm vssub_vx 100011 . ..... ..... 100 ..... 1010111 @r_vm +vaadd_vv 100100 . ..... ..... 000 ..... 1010111 @r_vm +vaadd_vx 100100 . ..... ..... 100 ..... 1010111 @r_vm +vaadd_vi 100100 . ..... ..... 011 ..... 1010111 @r_vm +vasub_vv 100110 . ..... ..... 000 ..... 1010111 @r_vm +vasub_vx 100110 . ..... ..... 100 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 4d5eae8dde..ed1ee0f1b5 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1747,3 +1747,10 @@ GEN_OPIVX_TRANS(vssubu_vx, opivx_check) GEN_OPIVX_TRANS(vssub_vx, opivx_check) GEN_OPIVI_TRANS(vsaddu_vi, 1, vsaddu_vx, opivx_check) GEN_OPIVI_TRANS(vsadd_vi, 0, vsadd_vx, opivx_check) + +/* Vector Single-Width Averaging Add and Subtract */ +GEN_OPIVV_TRANS(vaadd_vv, opivv_check) +GEN_OPIVV_TRANS(vasub_vv, opivv_check) +GEN_OPIVX_TRANS(vaadd_vx, opivx_check) +GEN_OPIVX_TRANS(vasub_vx, opivx_check) +GEN_OPIVI_TRANS(vaadd_vi, 0, vaadd_vx, opivx_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 3d4212ea4a..ada95ab1e7 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -2497,3 +2497,103 @@ GEN_VEXT_VX_RM(vssub_vx_b, 1, 1, clearb) GEN_VEXT_VX_RM(vssub_vx_h, 2, 2, clearh) GEN_VEXT_VX_RM(vssub_vx_w, 4, 4, clearl) GEN_VEXT_VX_RM(vssub_vx_d, 8, 8, clearq) + +/* Vector Single-Width Averaging Add and Subtract */ +static inline uint8_t get_round(int vxrm, uint64_t v, uint8_t shift) +{ + uint8_t d = extract64(v, shift, 1); + uint8_t d1; + uint64_t D1, D2; + + if (shift == 0 || shift > 64) { + return 0; + } + + d1 = extract64(v, shift - 1, 1); + D1 = extract64(v, 0, shift); + if (vxrm == 0) { /* round-to-nearest-up (add +0.5 LSB) */ + return d1; + } else if (vxrm == 1) { /* round-to-nearest-even */ + if (shift > 1) { + D2 = extract64(v, 0, shift - 1); + return d1 & ((D2 != 0) | d); + } else { + return d1 & d; + } + } else if (vxrm == 3) { /* round-to-odd (OR bits into LSB, aka "jam") */ + return !d & (D1 != 0); + } + return 0; /* round-down (truncate) */ +} + +static inline int32_t aadd32(CPURISCVState *env, int vxrm, int32_t a, int32_t b) +{ + int64_t res = (int64_t)a + b; + uint8_t round = get_round(vxrm, res, 1); + + return (res >> 1) + round; +} + +static inline int64_t aadd64(CPURISCVState *env, int vxrm, int64_t a, int64_t b) +{ + int64_t res = a + b; + uint8_t round = get_round(vxrm, res, 1); + int64_t over = (res ^ a) & (res ^ b) & INT64_MIN; + + /* With signed overflow, bit 64 is inverse of bit 63. */ + return ((res >> 1) ^ over) + round; +} + +RVVCALL(OPIVV2_RM, vaadd_vv_b, OP_SSS_B, H1, H1, H1, aadd32) +RVVCALL(OPIVV2_RM, vaadd_vv_h, OP_SSS_H, H2, H2, H2, aadd32) +RVVCALL(OPIVV2_RM, vaadd_vv_w, OP_SSS_W, H4, H4, H4, aadd32) +RVVCALL(OPIVV2_RM, vaadd_vv_d, OP_SSS_D, H8, H8, H8, aadd64) +GEN_VEXT_VV_RM(vaadd_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vaadd_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vaadd_vv_w, 4, 4, clearl) +GEN_VEXT_VV_RM(vaadd_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2_RM, vaadd_vx_b, OP_SSS_B, H1, H1, aadd32) +RVVCALL(OPIVX2_RM, vaadd_vx_h, OP_SSS_H, H2, H2, aadd32) +RVVCALL(OPIVX2_RM, vaadd_vx_w, OP_SSS_W, H4, H4, aadd32) +RVVCALL(OPIVX2_RM, vaadd_vx_d, OP_SSS_D, H8, H8, aadd64) +GEN_VEXT_VX_RM(vaadd_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vaadd_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vaadd_vx_w, 4, 4, clearl) +GEN_VEXT_VX_RM(vaadd_vx_d, 8, 8, clearq) + +static inline int32_t asub32(CPURISCVState *env, int vxrm, int32_t a, int32_t b) +{ + int64_t res = (int64_t)a - b; + uint8_t round = get_round(vxrm, res, 1); + + return (res >> 1) + round; +} + +static inline int64_t asub64(CPURISCVState *env, int vxrm, int64_t a, int64_t b) +{ + int64_t res = (int64_t)a - b; + uint8_t round = get_round(vxrm, res, 1); + int64_t over = (res ^ a) & (a ^ b) & INT64_MIN; + + /* With signed overflow, bit 64 is inverse of bit 63. */ + return ((res >> 1) ^ over) + round; +} + +RVVCALL(OPIVV2_RM, vasub_vv_b, OP_SSS_B, H1, H1, H1, asub32) +RVVCALL(OPIVV2_RM, vasub_vv_h, OP_SSS_H, H2, H2, H2, asub32) +RVVCALL(OPIVV2_RM, vasub_vv_w, OP_SSS_W, H4, H4, H4, asub32) +RVVCALL(OPIVV2_RM, vasub_vv_d, OP_SSS_D, H8, H8, H8, asub64) +GEN_VEXT_VV_RM(vasub_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vasub_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vasub_vv_w, 4, 4, clearl) +GEN_VEXT_VV_RM(vasub_vv_d, 8, 8, clearq) + +RVVCALL(OPIVX2_RM, vasub_vx_b, OP_SSS_B, H1, H1, asub32) +RVVCALL(OPIVX2_RM, vasub_vx_h, OP_SSS_H, H2, H2, asub32) +RVVCALL(OPIVX2_RM, vasub_vx_w, OP_SSS_W, H4, H4, asub32) +RVVCALL(OPIVX2_RM, vasub_vx_d, OP_SSS_D, H8, H8, asub64) +GEN_VEXT_VX_RM(vasub_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vasub_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vasub_vx_w, 4, 4, clearl) +GEN_VEXT_VX_RM(vasub_vx_d, 8, 8, clearq) From patchwork Sat Jun 20 02:55:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279940 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 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(TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUWN-000507-H7; Fri, 19 Jun 2020 23:50:23 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:50671) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUWL-0008UW-4p; Fri, 19 Jun 2020 23:50:23 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436282|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_regular_dialog|0.345499-0.00503094-0.64947; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03267; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWKh4k_1592625013; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWKh4k_1592625013) by smtp.aliyun-inc.com(10.147.41.120); Sat, 20 Jun 2020 11:50:14 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 27/61] target/riscv: vector widening saturating scaled multiply-add Date: Sat, 20 Jun 2020 10:55:06 +0800 Message-Id: <20200620025540.1109-28-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 22 +++ target/riscv/insn32.decode | 7 + target/riscv/insn_trans/trans_rvv.inc.c | 9 ++ target/riscv/vector_helper.c | 205 ++++++++++++++++++++++++ 4 files changed, 243 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index b2fc71c2ea..f123302b82 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -751,3 +751,25 @@ DEF_HELPER_6(vsmul_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsmul_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsmul_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vsmul_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vwsmaccu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vwsmaccu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmacc_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccsu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccus_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccus_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vwsmaccus_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 1dfc5f7ca0..8cc2bf4864 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -426,6 +426,13 @@ vasub_vv 100110 . ..... ..... 000 ..... 1010111 @r_vm vasub_vx 100110 . ..... ..... 100 ..... 1010111 @r_vm vsmul_vv 100111 . ..... ..... 000 ..... 1010111 @r_vm vsmul_vx 100111 . ..... ..... 100 ..... 1010111 @r_vm +vwsmaccu_vv 111100 . ..... ..... 000 ..... 1010111 @r_vm +vwsmaccu_vx 111100 . ..... ..... 100 ..... 1010111 @r_vm +vwsmacc_vv 111101 . ..... ..... 000 ..... 1010111 @r_vm +vwsmacc_vx 111101 . ..... ..... 100 ..... 1010111 @r_vm +vwsmaccsu_vv 111110 . ..... ..... 000 ..... 1010111 @r_vm +vwsmaccsu_vx 111110 . ..... ..... 100 ..... 1010111 @r_vm +vwsmaccus_vx 111111 . ..... ..... 100 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 23714793df..3886b2f45a 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1758,3 +1758,12 @@ GEN_OPIVI_TRANS(vaadd_vi, 0, vaadd_vx, opivx_check) /* Vector Single-Width Fractional Multiply with Rounding and Saturation */ GEN_OPIVV_TRANS(vsmul_vv, opivv_check) GEN_OPIVX_TRANS(vsmul_vx, opivx_check) + +/* Vector Widening Saturating Scaled Multiply-Add */ +GEN_OPIVV_WIDEN_TRANS(vwsmaccu_vv, opivv_widen_check) +GEN_OPIVV_WIDEN_TRANS(vwsmacc_vv, opivv_widen_check) +GEN_OPIVV_WIDEN_TRANS(vwsmaccsu_vv, opivv_widen_check) +GEN_OPIVX_WIDEN_TRANS(vwsmaccu_vx) +GEN_OPIVX_WIDEN_TRANS(vwsmacc_vx) +GEN_OPIVX_WIDEN_TRANS(vwsmaccsu_vx) +GEN_OPIVX_WIDEN_TRANS(vwsmaccus_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index dd3fc39016..d653ec5e2b 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -2704,3 +2704,208 @@ GEN_VEXT_VX_RM(vsmul_vx_b, 1, 1, clearb) GEN_VEXT_VX_RM(vsmul_vx_h, 2, 2, clearh) GEN_VEXT_VX_RM(vsmul_vx_w, 4, 4, clearl) GEN_VEXT_VX_RM(vsmul_vx_d, 8, 8, clearq) + +/* Vector Widening Saturating Scaled Multiply-Add */ +static inline uint16_t +vwsmaccu8(CPURISCVState *env, int vxrm, uint8_t a, uint8_t b, + uint16_t c) +{ + uint8_t round; + uint16_t res = (uint16_t)a * b; + + round = get_round(vxrm, res, 4); + res = (res >> 4) + round; + return saddu16(env, vxrm, c, res); +} + +static inline uint32_t +vwsmaccu16(CPURISCVState *env, int vxrm, uint16_t a, uint16_t b, + uint32_t c) +{ + uint8_t round; + uint32_t res = (uint32_t)a * b; + + round = get_round(vxrm, res, 8); + res = (res >> 8) + round; + return saddu32(env, vxrm, c, res); +} + +static inline uint64_t +vwsmaccu32(CPURISCVState *env, int vxrm, uint32_t a, uint32_t b, + uint64_t c) +{ + uint8_t round; + uint64_t res = (uint64_t)a * b; + + round = get_round(vxrm, res, 16); + res = (res >> 16) + round; + return saddu64(env, vxrm, c, res); +} + +#define OPIVV3_RM(NAME, TD, T1, T2, TX1, TX2, HD, HS1, HS2, OP) \ +static inline void \ +do_##NAME(void *vd, void *vs1, void *vs2, int i, \ + CPURISCVState *env, int vxrm) \ +{ \ + TX1 s1 = *((T1 *)vs1 + HS1(i)); \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + TD d = *((TD *)vd + HD(i)); \ + *((TD *)vd + HD(i)) = OP(env, vxrm, s2, s1, d); \ +} + +RVVCALL(OPIVV3_RM, vwsmaccu_vv_b, WOP_UUU_B, H2, H1, H1, vwsmaccu8) +RVVCALL(OPIVV3_RM, vwsmaccu_vv_h, WOP_UUU_H, H4, H2, H2, vwsmaccu16) +RVVCALL(OPIVV3_RM, vwsmaccu_vv_w, WOP_UUU_W, H8, H4, H4, vwsmaccu32) +GEN_VEXT_VV_RM(vwsmaccu_vv_b, 1, 2, clearh) +GEN_VEXT_VV_RM(vwsmaccu_vv_h, 2, 4, clearl) +GEN_VEXT_VV_RM(vwsmaccu_vv_w, 4, 8, clearq) + +#define OPIVX3_RM(NAME, TD, T1, T2, TX1, TX2, HD, HS2, OP) \ +static inline void \ +do_##NAME(void *vd, target_long s1, void *vs2, int i, \ + CPURISCVState *env, int vxrm) \ +{ \ + TX2 s2 = *((T2 *)vs2 + HS2(i)); \ + TD d = *((TD *)vd + HD(i)); \ + *((TD *)vd + HD(i)) = OP(env, vxrm, s2, (TX1)(T1)s1, d); \ +} + +RVVCALL(OPIVX3_RM, vwsmaccu_vx_b, WOP_UUU_B, H2, H1, vwsmaccu8) +RVVCALL(OPIVX3_RM, vwsmaccu_vx_h, WOP_UUU_H, H4, H2, vwsmaccu16) +RVVCALL(OPIVX3_RM, vwsmaccu_vx_w, WOP_UUU_W, H8, H4, vwsmaccu32) +GEN_VEXT_VX_RM(vwsmaccu_vx_b, 1, 2, clearh) +GEN_VEXT_VX_RM(vwsmaccu_vx_h, 2, 4, clearl) +GEN_VEXT_VX_RM(vwsmaccu_vx_w, 4, 8, clearq) + +static inline int16_t +vwsmacc8(CPURISCVState *env, int vxrm, int8_t a, int8_t b, int16_t c) +{ + uint8_t round; + int16_t res = (int16_t)a * b; + + round = get_round(vxrm, res, 4); + res = (res >> 4) + round; + return sadd16(env, vxrm, c, res); +} + +static inline int32_t +vwsmacc16(CPURISCVState *env, int vxrm, int16_t a, int16_t b, int32_t c) +{ + uint8_t round; + int32_t res = (int32_t)a * b; + + round = get_round(vxrm, res, 8); + res = (res >> 8) + round; + return sadd32(env, vxrm, c, res); + +} + +static inline int64_t +vwsmacc32(CPURISCVState *env, int vxrm, int32_t a, int32_t b, int64_t c) +{ + uint8_t round; + int64_t res = (int64_t)a * b; + + round = get_round(vxrm, res, 16); + res = (res >> 16) + round; + return sadd64(env, vxrm, c, res); +} + +RVVCALL(OPIVV3_RM, vwsmacc_vv_b, WOP_SSS_B, H2, H1, H1, vwsmacc8) +RVVCALL(OPIVV3_RM, vwsmacc_vv_h, WOP_SSS_H, H4, H2, H2, vwsmacc16) +RVVCALL(OPIVV3_RM, vwsmacc_vv_w, WOP_SSS_W, H8, H4, H4, vwsmacc32) +GEN_VEXT_VV_RM(vwsmacc_vv_b, 1, 2, clearh) +GEN_VEXT_VV_RM(vwsmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV_RM(vwsmacc_vv_w, 4, 8, clearq) +RVVCALL(OPIVX3_RM, vwsmacc_vx_b, WOP_SSS_B, H2, H1, vwsmacc8) +RVVCALL(OPIVX3_RM, vwsmacc_vx_h, WOP_SSS_H, H4, H2, vwsmacc16) +RVVCALL(OPIVX3_RM, vwsmacc_vx_w, WOP_SSS_W, H8, H4, vwsmacc32) +GEN_VEXT_VX_RM(vwsmacc_vx_b, 1, 2, clearh) +GEN_VEXT_VX_RM(vwsmacc_vx_h, 2, 4, clearl) +GEN_VEXT_VX_RM(vwsmacc_vx_w, 4, 8, clearq) + +static inline int16_t +vwsmaccsu8(CPURISCVState *env, int vxrm, uint8_t a, int8_t b, int16_t c) +{ + uint8_t round; + int16_t res = a * (int16_t)b; + + round = get_round(vxrm, res, 4); + res = (res >> 4) + round; + return ssub16(env, vxrm, c, res); +} + +static inline int32_t +vwsmaccsu16(CPURISCVState *env, int vxrm, uint16_t a, int16_t b, uint32_t c) +{ + uint8_t round; + int32_t res = a * (int32_t)b; + + round = get_round(vxrm, res, 8); + res = (res >> 8) + round; + return ssub32(env, vxrm, c, res); +} + +static inline int64_t +vwsmaccsu32(CPURISCVState *env, int vxrm, uint32_t a, int32_t b, int64_t c) +{ + uint8_t round; + int64_t res = a * (int64_t)b; + + round = get_round(vxrm, res, 16); + res = (res >> 16) + round; + return ssub64(env, vxrm, c, res); +} + +RVVCALL(OPIVV3_RM, vwsmaccsu_vv_b, WOP_SSU_B, H2, H1, H1, vwsmaccsu8) +RVVCALL(OPIVV3_RM, vwsmaccsu_vv_h, WOP_SSU_H, H4, H2, H2, vwsmaccsu16) +RVVCALL(OPIVV3_RM, vwsmaccsu_vv_w, WOP_SSU_W, H8, H4, H4, vwsmaccsu32) +GEN_VEXT_VV_RM(vwsmaccsu_vv_b, 1, 2, clearh) +GEN_VEXT_VV_RM(vwsmaccsu_vv_h, 2, 4, clearl) +GEN_VEXT_VV_RM(vwsmaccsu_vv_w, 4, 8, clearq) +RVVCALL(OPIVX3_RM, vwsmaccsu_vx_b, WOP_SSU_B, H2, H1, vwsmaccsu8) +RVVCALL(OPIVX3_RM, vwsmaccsu_vx_h, WOP_SSU_H, H4, H2, vwsmaccsu16) +RVVCALL(OPIVX3_RM, vwsmaccsu_vx_w, WOP_SSU_W, H8, H4, vwsmaccsu32) +GEN_VEXT_VX_RM(vwsmaccsu_vx_b, 1, 2, clearh) +GEN_VEXT_VX_RM(vwsmaccsu_vx_h, 2, 4, clearl) +GEN_VEXT_VX_RM(vwsmaccsu_vx_w, 4, 8, clearq) + +static inline int16_t +vwsmaccus8(CPURISCVState *env, int vxrm, int8_t a, uint8_t b, int16_t c) +{ + uint8_t round; + int16_t res = (int16_t)a * b; + + round = get_round(vxrm, res, 4); + res = (res >> 4) + round; + return ssub16(env, vxrm, c, res); +} + +static inline int32_t +vwsmaccus16(CPURISCVState *env, int vxrm, int16_t a, uint16_t b, int32_t c) +{ + uint8_t round; + int32_t res = (int32_t)a * b; + + round = get_round(vxrm, res, 8); + res = (res >> 8) + round; + return ssub32(env, vxrm, c, res); +} + +static inline int64_t +vwsmaccus32(CPURISCVState *env, int vxrm, int32_t a, uint32_t b, int64_t c) +{ + uint8_t round; + int64_t res = (int64_t)a * b; + + round = get_round(vxrm, res, 16); + res = (res >> 16) + round; + return ssub64(env, vxrm, c, res); +} + +RVVCALL(OPIVX3_RM, vwsmaccus_vx_b, WOP_SUS_B, H2, H1, vwsmaccus8) +RVVCALL(OPIVX3_RM, vwsmaccus_vx_h, WOP_SUS_H, H4, H2, vwsmaccus16) +RVVCALL(OPIVX3_RM, vwsmaccus_vx_w, WOP_SUS_W, H8, H4, vwsmaccus32) +GEN_VEXT_VX_RM(vwsmaccus_vx_b, 1, 2, clearh) +GEN_VEXT_VX_RM(vwsmaccus_vx_h, 2, 4, clearl) +GEN_VEXT_VX_RM(vwsmaccus_vx_w, 4, 8, clearq) From patchwork Sat Jun 20 02:55:08 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279939 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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2020 23:55:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36968) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUaJ-0007gm-Q2; Fri, 19 Jun 2020 23:54:27 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:34679) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUaH-0000oA-QD; Fri, 19 Jun 2020 23:54:27 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07436283|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_system_inform|0.144939-0.000344041-0.854717; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03307; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWCOiZ_1592625258; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWCOiZ_1592625258) by smtp.aliyun-inc.com(10.147.42.22); Sat, 20 Jun 2020 11:54:18 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 29/61] target/riscv: vector narrowing fixed-point clip instructions Date: Sat, 20 Jun 2020 10:55:08 +0800 Message-Id: <20200620025540.1109-30-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 +++ target/riscv/insn32.decode | 6 + target/riscv/insn_trans/trans_rvv.inc.c | 8 ++ target/riscv/vector_helper.c | 141 ++++++++++++++++++++++++ 4 files changed, 168 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 78438f1ad6..5fa4330200 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -790,3 +790,16 @@ DEF_HELPER_6(vssra_vx_b, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_h, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_w, void, ptr, ptr, tl, ptr, env, i32) DEF_HELPER_6(vssra_vx_d, void, ptr, ptr, tl, ptr, env, i32) + +DEF_HELPER_6(vnclip_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclip_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclip_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_b, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclipu_vx_w, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_b, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_h, void, ptr, ptr, tl, ptr, env, i32) +DEF_HELPER_6(vnclip_vx_w, void, ptr, ptr, tl, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 7d5dfeb5c7..78e6da6205 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -439,6 +439,12 @@ vssrl_vi 101010 . ..... ..... 011 ..... 1010111 @r_vm vssra_vv 101011 . ..... ..... 000 ..... 1010111 @r_vm vssra_vx 101011 . ..... ..... 100 ..... 1010111 @r_vm vssra_vi 101011 . ..... ..... 011 ..... 1010111 @r_vm +vnclipu_vv 101110 . ..... ..... 000 ..... 1010111 @r_vm +vnclipu_vx 101110 . ..... ..... 100 ..... 1010111 @r_vm +vnclipu_vi 101110 . ..... ..... 011 ..... 1010111 @r_vm +vnclip_vv 101111 . ..... ..... 000 ..... 1010111 @r_vm +vnclip_vx 101111 . ..... ..... 100 ..... 1010111 @r_vm +vnclip_vi 101111 . ..... ..... 011 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 0d9e65a194..96fcf02a8c 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1775,3 +1775,11 @@ GEN_OPIVX_TRANS(vssrl_vx, opivx_check) GEN_OPIVX_TRANS(vssra_vx, opivx_check) GEN_OPIVI_TRANS(vssrl_vi, 1, vssrl_vx, opivx_check) GEN_OPIVI_TRANS(vssra_vi, 0, vssra_vx, opivx_check) + +/* Vector Narrowing Fixed-Point Clip Instructions */ +GEN_OPIVV_NARROW_TRANS(vnclipu_vv) +GEN_OPIVV_NARROW_TRANS(vnclip_vv) +GEN_OPIVX_NARROW_TRANS(vnclipu_vx) +GEN_OPIVX_NARROW_TRANS(vnclip_vx) +GEN_OPIVI_NARROW_TRANS(vnclipu_vi, 1, vnclipu_vx) +GEN_OPIVI_NARROW_TRANS(vnclip_vi, 1, vnclip_vx) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index c33e845a90..1c375f437a 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -875,6 +875,12 @@ GEN_VEXT_AMO(vamomaxuw_v_w, uint32_t, uint32_t, idx_w, clearl) #define WOP_SSU_B int16_t, int8_t, uint8_t, int16_t, uint16_t #define WOP_SSU_H int32_t, int16_t, uint16_t, int32_t, uint32_t #define WOP_SSU_W int64_t, int32_t, uint32_t, int64_t, uint64_t +#define NOP_SSS_B int8_t, int8_t, int16_t, int8_t, int16_t +#define NOP_SSS_H int16_t, int16_t, int32_t, int16_t, int32_t +#define NOP_SSS_W int32_t, int32_t, int64_t, int32_t, int64_t +#define NOP_UUU_B uint8_t, uint8_t, uint16_t, uint8_t, uint16_t +#define NOP_UUU_H uint16_t, uint16_t, uint32_t, uint16_t, uint32_t +#define NOP_UUU_W uint32_t, uint32_t, uint64_t, uint32_t, uint64_t /* operation of two vector elements */ typedef void opivv2_fn(void *vd, void *vs1, void *vs2, int i); @@ -3009,6 +3015,7 @@ vssra64(CPURISCVState *env, int vxrm, int64_t a, int64_t b) res = (a >> shift) + round; return res; } + RVVCALL(OPIVV2_RM, vssra_vv_b, OP_SSS_B, H1, H1, H1, vssra8) RVVCALL(OPIVV2_RM, vssra_vv_h, OP_SSS_H, H2, H2, H2, vssra16) RVVCALL(OPIVV2_RM, vssra_vv_w, OP_SSS_W, H4, H4, H4, vssra32) @@ -3026,3 +3033,137 @@ GEN_VEXT_VX_RM(vssra_vx_b, 1, 1, clearb) GEN_VEXT_VX_RM(vssra_vx_h, 2, 2, clearh) GEN_VEXT_VX_RM(vssra_vx_w, 4, 4, clearl) GEN_VEXT_VX_RM(vssra_vx_d, 8, 8, clearq) + +/* Vector Narrowing Fixed-Point Clip Instructions */ +static inline int8_t +vnclip8(CPURISCVState *env, int vxrm, int16_t a, int8_t b) +{ + uint8_t round, shift = b & 0xf; + int16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT8_MAX) { + env->vxsat = 0x1; + return INT8_MAX; + } else if (res < INT8_MIN) { + env->vxsat = 0x1; + return INT8_MIN; + } else { + return res; + } +} + +static inline int16_t +vnclip16(CPURISCVState *env, int vxrm, int32_t a, int16_t b) +{ + uint8_t round, shift = b & 0x1f; + int32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT16_MAX) { + env->vxsat = 0x1; + return INT16_MAX; + } else if (res < INT16_MIN) { + env->vxsat = 0x1; + return INT16_MIN; + } else { + return res; + } +} + +static inline int32_t +vnclip32(CPURISCVState *env, int vxrm, int64_t a, int32_t b) +{ + uint8_t round, shift = b & 0x3f; + int64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > INT32_MAX) { + env->vxsat = 0x1; + return INT32_MAX; + } else if (res < INT32_MIN) { + env->vxsat = 0x1; + return INT32_MIN; + } else { + return res; + } +} + +RVVCALL(OPIVV2_RM, vnclip_vv_b, NOP_SSS_B, H1, H2, H1, vnclip8) +RVVCALL(OPIVV2_RM, vnclip_vv_h, NOP_SSS_H, H2, H4, H2, vnclip16) +RVVCALL(OPIVV2_RM, vnclip_vv_w, NOP_SSS_W, H4, H8, H4, vnclip32) +GEN_VEXT_VV_RM(vnclip_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vnclip_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vnclip_vv_w, 4, 4, clearl) + +RVVCALL(OPIVX2_RM, vnclip_vx_b, NOP_SSS_B, H1, H2, vnclip8) +RVVCALL(OPIVX2_RM, vnclip_vx_h, NOP_SSS_H, H2, H4, vnclip16) +RVVCALL(OPIVX2_RM, vnclip_vx_w, NOP_SSS_W, H4, H8, vnclip32) +GEN_VEXT_VX_RM(vnclip_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vnclip_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vnclip_vx_w, 4, 4, clearl) + +static inline uint8_t +vnclipu8(CPURISCVState *env, int vxrm, uint16_t a, uint8_t b) +{ + uint8_t round, shift = b & 0xf; + uint16_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT8_MAX) { + env->vxsat = 0x1; + return UINT8_MAX; + } else { + return res; + } +} + +static inline uint16_t +vnclipu16(CPURISCVState *env, int vxrm, uint32_t a, uint16_t b) +{ + uint8_t round, shift = b & 0x1f; + uint32_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT16_MAX) { + env->vxsat = 0x1; + return UINT16_MAX; + } else { + return res; + } +} + +static inline uint32_t +vnclipu32(CPURISCVState *env, int vxrm, uint64_t a, uint32_t b) +{ + uint8_t round, shift = b & 0x3f; + int64_t res; + + round = get_round(vxrm, a, shift); + res = (a >> shift) + round; + if (res > UINT32_MAX) { + env->vxsat = 0x1; + return UINT32_MAX; + } else { + return res; + } +} + +RVVCALL(OPIVV2_RM, vnclipu_vv_b, NOP_UUU_B, H1, H2, H1, vnclipu8) +RVVCALL(OPIVV2_RM, vnclipu_vv_h, NOP_UUU_H, H2, H4, H2, vnclipu16) +RVVCALL(OPIVV2_RM, vnclipu_vv_w, NOP_UUU_W, H4, H8, H4, vnclipu32) +GEN_VEXT_VV_RM(vnclipu_vv_b, 1, 1, clearb) +GEN_VEXT_VV_RM(vnclipu_vv_h, 2, 2, clearh) +GEN_VEXT_VV_RM(vnclipu_vv_w, 4, 4, clearl) + +RVVCALL(OPIVX2_RM, vnclipu_vx_b, NOP_UUU_B, H1, H2, vnclipu8) +RVVCALL(OPIVX2_RM, vnclipu_vx_h, NOP_UUU_H, H2, H4, vnclipu16) +RVVCALL(OPIVX2_RM, vnclipu_vx_w, NOP_UUU_W, H4, H8, vnclipu32) +GEN_VEXT_VX_RM(vnclipu_vx_b, 1, 1, clearb) +GEN_VEXT_VX_RM(vnclipu_vx_h, 2, 2, clearh) +GEN_VEXT_VX_RM(vnclipu_vx_w, 4, 4, clearl) From patchwork Sat Jun 20 02:55:10 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279938 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 52E6AC433E0 for ; Sat, 20 Jun 2020 03:59:16 +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 DE25A233A0 for ; Sat, 20 Jun 2020 03:59:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org DE25A233A0 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]:40022 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmUex-0004by-6m for qemu-devel@archiver.kernel.org; Fri, 19 Jun 2020 23:59:15 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37422) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUeH-0003eW-Sb; Fri, 19 Jun 2020 23:58:33 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:49897) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUeE-0001G6-Dz; Fri, 19 Jun 2020 23:58:33 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.0760828|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_system_inform|0.0267904-6.01599e-05-0.973149; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03278; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWV09._1592625501; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWV09._1592625501) by smtp.aliyun-inc.com(10.147.41.137); Sat, 20 Jun 2020 11:58:21 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 31/61] target/riscv: vector widening floating-point add/subtract instructions Date: Sat, 20 Jun 2020 10:55:10 +0800 Message-Id: <20200620025540.1109-32-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 +++ target/riscv/insn32.decode | 8 ++ target/riscv/insn_trans/trans_rvv.inc.c | 149 ++++++++++++++++++++++++ target/riscv/vector_helper.c | 83 +++++++++++++ 4 files changed, 257 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index ba8a3710e1..828b145150 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -819,3 +819,20 @@ DEF_HELPER_6(vfsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwadd_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_wv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_wv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_wv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwsub_wv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwadd_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_wf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwadd_wf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_wf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwsub_wf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9e26ed36e7..42d8a967d0 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -450,6 +450,14 @@ vfadd_vf 000000 . ..... ..... 101 ..... 1010111 @r_vm vfsub_vv 000010 . ..... ..... 001 ..... 1010111 @r_vm vfsub_vf 000010 . ..... ..... 101 ..... 1010111 @r_vm vfrsub_vf 100111 . ..... ..... 101 ..... 1010111 @r_vm +vfwadd_vv 110000 . ..... ..... 001 ..... 1010111 @r_vm +vfwadd_vf 110000 . ..... ..... 101 ..... 1010111 @r_vm +vfwadd_wv 110100 . ..... ..... 001 ..... 1010111 @r_vm +vfwadd_wf 110100 . ..... ..... 101 ..... 1010111 @r_vm +vfwsub_vv 110010 . ..... ..... 001 ..... 1010111 @r_vm +vfwsub_vf 110010 . ..... ..... 101 ..... 1010111 @r_vm +vfwsub_wv 110110 . ..... ..... 001 ..... 1010111 @r_vm +vfwsub_wf 110110 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 7461e86de8..bee4d4cb76 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -1901,3 +1901,152 @@ static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ GEN_OPFVF_TRANS(vfadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfsub_vf, opfvf_check) GEN_OPFVF_TRANS(vfrsub_vf, opfvf_check) + +/* Vector Widening Floating-Point Add/Subtract Instructions */ +static bool opfvv_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, false) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs2, + 1 << s->lmul) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs1, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* OPFVV with WIDEN */ +#define GEN_OPFVV_WIDEN_TRANS(NAME, CHECK) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (CHECK(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs1), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFVV_WIDEN_TRANS(vfwadd_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwsub_vv, opfvv_widen_check) + +static bool opfvf_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs2, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* OPFVF with WIDEN */ +#define GEN_OPFVF_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfvf_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_opfvf *const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + gen_set_rm(s, 7); \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ + fns[s->sew - 1], s); \ + } \ + return false; \ +} + +GEN_OPFVF_WIDEN_TRANS(vfwadd_vf) +GEN_OPFVF_WIDEN_TRANS(vfwsub_vf) + +static bool opfwv_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, true) && + vext_check_reg(s, a->rs1, false) && + vext_check_overlap_group(a->rd, 2 << s->lmul, a->rs1, + 1 << s->lmul) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* WIDEN OPFVV with WIDEN */ +#define GEN_OPFWV_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfwv_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_gvec_4_ptr * const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + TCGLabel *over = gen_new_label(); \ + gen_set_rm(s, 7); \ + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); \ + \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + tcg_gen_gvec_4_ptr(vreg_ofs(s, a->rd), vreg_ofs(s, 0), \ + vreg_ofs(s, a->rs1), \ + vreg_ofs(s, a->rs2), cpu_env, 0, \ + s->vlen / 8, data, fns[s->sew - 1]); \ + gen_set_label(over); \ + return true; \ + } \ + return false; \ +} + +GEN_OPFWV_WIDEN_TRANS(vfwadd_wv) +GEN_OPFWV_WIDEN_TRANS(vfwsub_wv) + +static bool opfwf_widen_check(DisasContext *s, arg_rmrr *a) +{ + return (vext_check_isa_ill(s) && + vext_check_overlap_mask(s, a->rd, a->vm, true) && + vext_check_reg(s, a->rd, true) && + vext_check_reg(s, a->rs2, true) && + (s->lmul < 0x3) && (s->sew < 0x3) && (s->sew != 0)); +} + +/* WIDEN OPFVF with WIDEN */ +#define GEN_OPFWF_WIDEN_TRANS(NAME) \ +static bool trans_##NAME(DisasContext *s, arg_rmrr *a) \ +{ \ + if (opfwf_widen_check(s, a)) { \ + uint32_t data = 0; \ + static gen_helper_opfvf *const fns[2] = { \ + gen_helper_##NAME##_h, gen_helper_##NAME##_w, \ + }; \ + gen_set_rm(s, 7); \ + data = FIELD_DP32(data, VDATA, MLEN, s->mlen); \ + data = FIELD_DP32(data, VDATA, VM, a->vm); \ + data = FIELD_DP32(data, VDATA, LMUL, s->lmul); \ + return opfvf_trans(a->rd, a->rs1, a->rs2, data, \ + fns[s->sew - 1], s); \ + } \ + return false; \ +} + +GEN_OPFWF_WIDEN_TRANS(vfwadd_wf) +GEN_OPFWF_WIDEN_TRANS(vfwsub_wf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index f8f82008af..b65ef51116 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3278,3 +3278,86 @@ RVVCALL(OPFVF2, vfrsub_vf_d, OP_UUU_D, H8, H8, float64_rsub) GEN_VEXT_VF(vfrsub_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfrsub_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfrsub_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Add/Subtract Instructions */ +static uint32_t vfwadd16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_add(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwadd32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_add(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} + +RVVCALL(OPFVV2, vfwadd_vv_h, WOP_UUU_H, H4, H2, H2, vfwadd16) +RVVCALL(OPFVV2, vfwadd_vv_w, WOP_UUU_W, H8, H4, H4, vfwadd32) +GEN_VEXT_VV_ENV(vfwadd_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwadd_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwadd_vf_h, WOP_UUU_H, H4, H2, vfwadd16) +RVVCALL(OPFVF2, vfwadd_vf_w, WOP_UUU_W, H8, H4, vfwadd32) +GEN_VEXT_VF(vfwadd_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwadd_vf_w, 4, 8, clearq) + +static uint32_t vfwsub16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_sub(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwsub32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_sub(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} + +RVVCALL(OPFVV2, vfwsub_vv_h, WOP_UUU_H, H4, H2, H2, vfwsub16) +RVVCALL(OPFVV2, vfwsub_vv_w, WOP_UUU_W, H8, H4, H4, vfwsub32) +GEN_VEXT_VV_ENV(vfwsub_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwsub_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwsub_vf_h, WOP_UUU_H, H4, H2, vfwsub16) +RVVCALL(OPFVF2, vfwsub_vf_w, WOP_UUU_W, H8, H4, vfwsub32) +GEN_VEXT_VF(vfwsub_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwsub_vf_w, 4, 8, clearq) + +static uint32_t vfwaddw16(uint32_t a, uint16_t b, float_status *s) +{ + return float32_add(a, float16_to_float32(b, true, s), s); +} + +static uint64_t vfwaddw32(uint64_t a, uint32_t b, float_status *s) +{ + return float64_add(a, float32_to_float64(b, s), s); +} + +RVVCALL(OPFVV2, vfwadd_wv_h, WOP_WUUU_H, H4, H2, H2, vfwaddw16) +RVVCALL(OPFVV2, vfwadd_wv_w, WOP_WUUU_W, H8, H4, H4, vfwaddw32) +GEN_VEXT_VV_ENV(vfwadd_wv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwadd_wv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwadd_wf_h, WOP_WUUU_H, H4, H2, vfwaddw16) +RVVCALL(OPFVF2, vfwadd_wf_w, WOP_WUUU_W, H8, H4, vfwaddw32) +GEN_VEXT_VF(vfwadd_wf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwadd_wf_w, 4, 8, clearq) + +static uint32_t vfwsubw16(uint32_t a, uint16_t b, float_status *s) +{ + return float32_sub(a, float16_to_float32(b, true, s), s); +} + +static uint64_t vfwsubw32(uint64_t a, uint32_t b, float_status *s) +{ + return float64_sub(a, float32_to_float64(b, s), s); +} + +RVVCALL(OPFVV2, vfwsub_wv_h, WOP_WUUU_H, H4, H2, H2, vfwsubw16) +RVVCALL(OPFVV2, vfwsub_wv_w, WOP_WUUU_W, H8, H4, H4, vfwsubw32) +GEN_VEXT_VV_ENV(vfwsub_wv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwsub_wv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwsub_wf_h, WOP_WUUU_H, H4, H2, vfwsubw16) +RVVCALL(OPFVF2, vfwsub_wf_w, WOP_WUUU_W, H8, H4, vfwsubw32) +GEN_VEXT_VF(vfwsub_wf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwsub_wf_w, 4, 8, clearq) From patchwork Sat Jun 20 02:55:12 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 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MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWLa59_1592625744; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWLa59_1592625744) by smtp.aliyun-inc.com(10.147.40.44); Sat, 20 Jun 2020 12:02:24 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 33/61] target/riscv: vector widening floating-point multiply Date: Sat, 20 Jun 2020 10:55:12 +0800 Message-Id: <20200620025540.1109-34-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 5 +++++ target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvv.inc.c | 4 ++++ target/riscv/vector_helper.c | 22 ++++++++++++++++++++++ 4 files changed, 33 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 94305bd870..9d7dcfeef9 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -852,3 +852,8 @@ DEF_HELPER_6(vfdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfrdiv_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwmul_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmul_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmul_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmul_vf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 5db02f0c0a..dd9bca7eeb 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -463,6 +463,8 @@ vfmul_vf 100100 . ..... ..... 101 ..... 1010111 @r_vm vfdiv_vv 100000 . ..... ..... 001 ..... 1010111 @r_vm vfdiv_vf 100000 . ..... ..... 101 ..... 1010111 @r_vm vfrdiv_vf 100001 . ..... ..... 101 ..... 1010111 @r_vm +vfwmul_vv 111000 . ..... ..... 001 ..... 1010111 @r_vm +vfwmul_vf 111000 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index be60115801..7ff3af0c61 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2057,3 +2057,7 @@ GEN_OPFVV_TRANS(vfdiv_vv, opfvv_check) GEN_OPFVF_TRANS(vfmul_vf, opfvf_check) GEN_OPFVF_TRANS(vfdiv_vf, opfvf_check) GEN_OPFVF_TRANS(vfrdiv_vf, opfvf_check) + +/* Vector Widening Floating-Point Multiply */ +GEN_OPFVV_WIDEN_TRANS(vfwmul_vv, opfvv_widen_check) +GEN_OPFVF_WIDEN_TRANS(vfwmul_vf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index ea807ef731..0dd94348e8 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3410,3 +3410,25 @@ RVVCALL(OPFVF2, vfrdiv_vf_d, OP_UUU_D, H8, H8, float64_rdiv) GEN_VEXT_VF(vfrdiv_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfrdiv_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfrdiv_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Multiply */ +static uint32_t vfwmul16(uint16_t a, uint16_t b, float_status *s) +{ + return float32_mul(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), s); +} + +static uint64_t vfwmul32(uint32_t a, uint32_t b, float_status *s) +{ + return float64_mul(float32_to_float64(a, s), + float32_to_float64(b, s), s); + +} +RVVCALL(OPFVV2, vfwmul_vv_h, WOP_UUU_H, H4, H2, H2, vfwmul16) +RVVCALL(OPFVV2, vfwmul_vv_w, WOP_UUU_W, H8, H4, H4, vfwmul32) +GEN_VEXT_VV_ENV(vfwmul_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmul_vv_w, 4, 8, clearq) +RVVCALL(OPFVF2, vfwmul_vf_h, WOP_UUU_H, H4, H2, vfwmul16) +RVVCALL(OPFVF2, vfwmul_vf_w, WOP_UUU_W, H8, H4, vfwmul32) +GEN_VEXT_VF(vfwmul_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmul_vf_w, 4, 8, clearq) From patchwork Sat Jun 20 02:55:14 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 279936 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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 05B2CC433DF for ; Sat, 20 Jun 2020 04:07:13 +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 C76D2233F6 for ; Sat, 20 Jun 2020 04:07:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C76D2233F6 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]:48884 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmUme-0002HC-49 for qemu-devel@archiver.kernel.org; Sat, 20 Jun 2020 00:07:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38838) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUm4-0001ij-LR; Sat, 20 Jun 2020 00:06:36 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:41490) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUm1-0002hO-VZ; Sat, 20 Jun 2020 00:06:36 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.07443887|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_system_inform|0.0476141-5.33604e-05-0.952333; FP=0|0|0|0|0|-1|-1|-1; HT=e01l07381; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWTaAu_1592625987; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWTaAu_1592625987) by smtp.aliyun-inc.com(10.147.44.145); Sat, 20 Jun 2020 12:06:27 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 35/61] target/riscv: vector widening floating-point fused multiply-add instructions Date: Sat, 20 Jun 2020 10:55:14 +0800 Message-Id: <20200620025540.1109-36-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 17 +++++ target/riscv/insn32.decode | 8 +++ target/riscv/insn_trans/trans_rvv.inc.c | 10 +++ target/riscv/vector_helper.c | 91 +++++++++++++++++++++++++ 4 files changed, 126 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 108a177f25..b537030a11 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -906,3 +906,20 @@ DEF_HELPER_6(vfmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_h, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_6(vfnmsub_vf_d, void, ptr, ptr, i64, ptr, env, i32) + +DEF_HELPER_6(vfwmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmacc_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 9ca765d37f..c9d5078385 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -481,6 +481,14 @@ vfmsub_vv 101010 . ..... ..... 001 ..... 1010111 @r_vm vfmsub_vf 101010 . ..... ..... 101 ..... 1010111 @r_vm vfnmsub_vv 101011 . ..... ..... 001 ..... 1010111 @r_vm vfnmsub_vf 101011 . ..... ..... 101 ..... 1010111 @r_vm +vfwmacc_vv 111100 . ..... ..... 001 ..... 1010111 @r_vm +vfwmacc_vf 111100 . ..... ..... 101 ..... 1010111 @r_vm +vfwnmacc_vv 111101 . ..... ..... 001 ..... 1010111 @r_vm +vfwnmacc_vf 111101 . ..... ..... 101 ..... 1010111 @r_vm +vfwmsac_vv 111110 . ..... ..... 001 ..... 1010111 @r_vm +vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm +vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm +vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 439bfc0469..945c9424ba 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2079,3 +2079,13 @@ GEN_OPFVF_TRANS(vfmadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfnmadd_vf, opfvf_check) GEN_OPFVF_TRANS(vfmsub_vf, opfvf_check) GEN_OPFVF_TRANS(vfnmsub_vf, opfvf_check) + +/* Vector Widening Floating-Point Fused Multiply-Add Instructions */ +GEN_OPFVV_WIDEN_TRANS(vfwmacc_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwnmacc_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwmsac_vv, opfvv_widen_check) +GEN_OPFVV_WIDEN_TRANS(vfwnmsac_vv, opfvv_widen_check) +GEN_OPFVF_WIDEN_TRANS(vfwmacc_vf) +GEN_OPFVF_WIDEN_TRANS(vfwnmacc_vf) +GEN_OPFVF_WIDEN_TRANS(vfwmsac_vf) +GEN_OPFVF_WIDEN_TRANS(vfwnmsac_vf) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index d3ad4aa8f1..7abdc2b7d8 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3683,3 +3683,94 @@ RVVCALL(OPFVF3, vfnmsub_vf_d, OP_UUU_D, H8, H8, fnmsub64) GEN_VEXT_VF(vfnmsub_vf_h, 2, 2, clearh) GEN_VEXT_VF(vfnmsub_vf_w, 4, 4, clearl) GEN_VEXT_VF(vfnmsub_vf_d, 8, 8, clearq) + +/* Vector Widening Floating-Point Fused Multiply-Add Instructions */ +static uint32_t fwmacc16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, 0, s); +} + +static uint64_t fwmacc32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, 0, s); +} + +RVVCALL(OPFVV3, vfwmacc_vv_h, WOP_UUU_H, H4, H2, H2, fwmacc16) +RVVCALL(OPFVV3, vfwmacc_vv_w, WOP_UUU_W, H8, H4, H4, fwmacc32) +GEN_VEXT_VV_ENV(vfwmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmacc_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwmacc_vf_h, WOP_UUU_H, H4, H2, fwmacc16) +RVVCALL(OPFVF3, vfwmacc_vf_w, WOP_UUU_W, H8, H4, fwmacc32) +GEN_VEXT_VF(vfwmacc_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmacc_vf_w, 4, 8, clearq) + +static uint32_t fwnmacc16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +static uint64_t fwnmacc32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_c | float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfwnmacc_vv_h, WOP_UUU_H, H4, H2, H2, fwnmacc16) +RVVCALL(OPFVV3, vfwnmacc_vv_w, WOP_UUU_W, H8, H4, H4, fwnmacc32) +GEN_VEXT_VV_ENV(vfwnmacc_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwnmacc_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwnmacc_vf_h, WOP_UUU_H, H4, H2, fwnmacc16) +RVVCALL(OPFVF3, vfwnmacc_vf_w, WOP_UUU_W, H8, H4, fwnmacc32) +GEN_VEXT_VF(vfwnmacc_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwnmacc_vf_w, 4, 8, clearq) + +static uint32_t fwmsac16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_c, s); +} + +static uint64_t fwmsac32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_c, s); +} + +RVVCALL(OPFVV3, vfwmsac_vv_h, WOP_UUU_H, H4, H2, H2, fwmsac16) +RVVCALL(OPFVV3, vfwmsac_vv_w, WOP_UUU_W, H8, H4, H4, fwmsac32) +GEN_VEXT_VV_ENV(vfwmsac_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwmsac_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwmsac_vf_h, WOP_UUU_H, H4, H2, fwmsac16) +RVVCALL(OPFVF3, vfwmsac_vf_w, WOP_UUU_W, H8, H4, fwmsac32) +GEN_VEXT_VF(vfwmsac_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwmsac_vf_w, 4, 8, clearq) + +static uint32_t fwnmsac16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(float16_to_float32(a, true, s), + float16_to_float32(b, true, s), d, + float_muladd_negate_product, s); +} + +static uint64_t fwnmsac32(uint32_t a, uint32_t b, uint64_t d, float_status *s) +{ + return float64_muladd(float32_to_float64(a, s), + float32_to_float64(b, s), d, + float_muladd_negate_product, s); +} + +RVVCALL(OPFVV3, vfwnmsac_vv_h, WOP_UUU_H, H4, H2, H2, fwnmsac16) +RVVCALL(OPFVV3, vfwnmsac_vv_w, WOP_UUU_W, H8, H4, H4, fwnmsac32) +GEN_VEXT_VV_ENV(vfwnmsac_vv_h, 2, 4, clearl) +GEN_VEXT_VV_ENV(vfwnmsac_vv_w, 4, 8, clearq) +RVVCALL(OPFVF3, vfwnmsac_vf_h, WOP_UUU_H, H4, H2, fwnmsac16) +RVVCALL(OPFVF3, vfwnmsac_vf_w, WOP_UUU_W, H8, H4, fwnmsac32) +GEN_VEXT_VF(vfwnmsac_vf_h, 2, 4, clearl) +GEN_VEXT_VF(vfwnmsac_vf_w, 4, 8, clearq) From patchwork Sat Jun 20 02:55:16 2020 Content-Type: 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mail.kernel.org 157C323407 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]:58028 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jmUr7-0006YK-CU for qemu-devel@archiver.kernel.org; Sat, 20 Jun 2020 00:11:49 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39632) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUpy-0005ZD-US; Sat, 20 Jun 2020 00:10:38 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:47735) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jmUpx-0003Kw-1M; Sat, 20 Jun 2020 00:10:38 -0400 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.1363184|-1; CH=blue; DM=|OVERLOAD|false|; DS=CONTINUE|ham_regular_dialog|0.0106247-0.000108178-0.989267; FP=0|0|0|0|0|-1|-1|-1; HT=e02c03305; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.HpWV8Zp_1592626230; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.HpWV8Zp_1592626230) by smtp.aliyun-inc.com(10.147.41.137); Sat, 20 Jun 2020 12:10:30 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v10 37/61] target/riscv: vector floating-point min/max instructions Date: Sat, 20 Jun 2020 10:55:16 +0800 Message-Id: <20200620025540.1109-38-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20200620025540.1109-1-zhiwei_liu@c-sky.com> References: <20200620025540.1109-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=121.197.200.217; envelope-from=zhiwei_liu@c-sky.com; helo=smtp2200-217.mail.aliyun.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/19 21:09:48 X-ACL-Warn: Detected OS = Linux 3.x [generic] [fuzzy] 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=_AUTOLEARN 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, wxy194768@alibaba-inc.com, wenmeng_zhang@c-sky.com, Alistair Francis , palmer@dabbelt.com, LIU Zhiwei Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/helper.h | 13 ++++++++++++ target/riscv/insn32.decode | 4 ++++ target/riscv/insn_trans/trans_rvv.inc.c | 6 ++++++ target/riscv/vector_helper.c | 27 +++++++++++++++++++++++++ 4 files changed, 50 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 8d44154ad2..a080f8358a 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -927,3 +927,16 @@ DEF_HELPER_6(vfwnmsac_vf_w, void, ptr, ptr, i64, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_h, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfsqrt_v_d, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vfmin_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_h, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_w, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmax_vv_d, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmin_vf_d, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_h, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_w, void, ptr, ptr, i64, ptr, env, i32) +DEF_HELPER_6(vfmax_vf_d, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 0d58c4c5e8..854ff9a38f 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -492,6 +492,10 @@ vfwmsac_vf 111110 . ..... ..... 101 ..... 1010111 @r_vm vfwnmsac_vv 111111 . ..... ..... 001 ..... 1010111 @r_vm vfwnmsac_vf 111111 . ..... ..... 101 ..... 1010111 @r_vm vfsqrt_v 100011 . ..... 00000 001 ..... 1010111 @r2_vm +vfmin_vv 000100 . ..... ..... 001 ..... 1010111 @r_vm +vfmin_vf 000100 . ..... ..... 101 ..... 1010111 @r_vm +vfmax_vv 000110 . ..... ..... 001 ..... 1010111 @r_vm +vfmax_vf 000110 . ..... ..... 101 ..... 1010111 @r_vm vsetvli 0 ........... ..... 111 ..... 1010111 @r2_zimm vsetvl 1000000 ..... ..... 111 ..... 1010111 @r diff --git a/target/riscv/insn_trans/trans_rvv.inc.c b/target/riscv/insn_trans/trans_rvv.inc.c index 35db704bbc..0c1e45123d 100644 --- a/target/riscv/insn_trans/trans_rvv.inc.c +++ b/target/riscv/insn_trans/trans_rvv.inc.c @@ -2132,3 +2132,9 @@ static bool trans_##NAME(DisasContext *s, arg_rmr *a) \ } GEN_OPFV_TRANS(vfsqrt_v, opfv_check) + +/* Vector Floating-Point MIN/MAX Instructions */ +GEN_OPFVV_TRANS(vfmin_vv, opfvv_check) +GEN_OPFVV_TRANS(vfmax_vv, opfvv_check) +GEN_OPFVF_TRANS(vfmin_vf, opfvf_check) +GEN_OPFVF_TRANS(vfmax_vf, opfvf_check) diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 7f527c95e0..82e570da4e 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3817,3 +3817,30 @@ RVVCALL(OPFVV1, vfsqrt_v_d, OP_UU_D, H8, H8, float64_sqrt) GEN_VEXT_V_ENV(vfsqrt_v_h, 2, 2, clearh) GEN_VEXT_V_ENV(vfsqrt_v_w, 4, 4, clearl) GEN_VEXT_V_ENV(vfsqrt_v_d, 8, 8, clearq) + +/* Vector Floating-Point MIN/MAX Instructions */ +RVVCALL(OPFVV2, vfmin_vv_h, OP_UUU_H, H2, H2, H2, float16_minnum) +RVVCALL(OPFVV2, vfmin_vv_w, OP_UUU_W, H4, H4, H4, float32_minnum) +RVVCALL(OPFVV2, vfmin_vv_d, OP_UUU_D, H8, H8, H8, float64_minnum) +GEN_VEXT_VV_ENV(vfmin_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmin_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmin_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfmin_vf_h, OP_UUU_H, H2, H2, float16_minnum) +RVVCALL(OPFVF2, vfmin_vf_w, OP_UUU_W, H4, H4, float32_minnum) +RVVCALL(OPFVF2, vfmin_vf_d, OP_UUU_D, H8, H8, float64_minnum) +GEN_VEXT_VF(vfmin_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmin_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmin_vf_d, 8, 8, clearq) + +RVVCALL(OPFVV2, vfmax_vv_h, OP_UUU_H, H2, H2, H2, float16_maxnum) +RVVCALL(OPFVV2, vfmax_vv_w, OP_UUU_W, H4, H4, H4, float32_maxnum) +RVVCALL(OPFVV2, vfmax_vv_d, OP_UUU_D, H8, H8, H8, float64_maxnum) +GEN_VEXT_VV_ENV(vfmax_vv_h, 2, 2, clearh) +GEN_VEXT_VV_ENV(vfmax_vv_w, 4, 4, clearl) +GEN_VEXT_VV_ENV(vfmax_vv_d, 8, 8, clearq) +RVVCALL(OPFVF2, vfmax_vf_h, OP_UUU_H, H2, H2, float16_maxnum) +RVVCALL(OPFVF2, vfmax_vf_w, OP_UUU_W, H4, H4, float32_maxnum) +RVVCALL(OPFVF2, vfmax_vf_d, OP_UUU_D, H8, H8, float64_maxnum) +GEN_VEXT_VF(vfmax_vf_h, 2, 2, clearh) +GEN_VEXT_VF(vfmax_vf_w, 4, 4, clearl) +GEN_VEXT_VF(vfmax_vf_d, 8, 8, clearq)