From patchwork Thu Jun 15 06:32:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 1795209 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4QhXZf1sF6z20WR for ; Thu, 15 Jun 2023 16:34:33 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q9gYg-00078Z-Ps; Thu, 15 Jun 2023 02:34:14 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q9gXs-0006SN-Cf; Thu, 15 Jun 2023 02:33:24 -0400 Received: from smtp25.cstnet.cn ([159.226.251.25] helo=cstnet.cn) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1q9gXp-00049D-L1; Thu, 15 Jun 2023 02:33:24 -0400 Received: from localhost.localdomain (unknown [117.61.111.213]) by APP-05 (Coremail) with SMTP id zQCowAD3_h6isIpkuxShAg--.21989S3; Thu, 15 Jun 2023 14:33:10 +0800 (CST) From: Weiwei Li To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, wangjunqiang@iscas.ac.cn, lazyparser@gmail.com, Weiwei Li Subject: [PATCH v2 1/6] target/riscv: Add properties for BF16 extensions Date: Thu, 15 Jun 2023 14:32:57 +0800 Message-Id: <20230615063302.102409-2-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230615063302.102409-1-liweiwei@iscas.ac.cn> References: <20230615063302.102409-1-liweiwei@iscas.ac.cn> MIME-Version: 1.0 X-CM-TRANSID: zQCowAD3_h6isIpkuxShAg--.21989S3 X-Coremail-Antispam: 1UD129KBjvJXoW7uF4rGFyrZFyfAFWUKr4fGrg_yoW8uw13pr srGas0kryDJr9rC343JFyUtw1UCws29w4xK393t3WxZFWfX3y5JF1qkw1jgr4UJF4ruF4a 9w47uFWUursrZa7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBE14x267AKxVW5JVWrJwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jr4l82xGYIkIc2 x26xkF7I0E14v26r1I6r4UM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v2 6r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2 Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_ Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMI IF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUqAp5UUUUU = X-Originating-IP: [117.61.111.213] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.25; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add ext_zfbfmin/zvfbfmin/zvfbfwma properties. Add require check for BF16 extensions. Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Daniel Henrique Barboza Acked-by: Alistair Francis --- target/riscv/cpu.c | 20 ++++++++++++++++++++ target/riscv/cpu_cfg.h | 3 +++ 2 files changed, 23 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 881bddf393..dc6b2f72f6 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -1059,6 +1059,11 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp) return; } + if (cpu->cfg.ext_zfbfmin && !riscv_has_ext(env, RVF)) { + error_setg(errp, "Zfbfmin extension depends on F extension"); + return; + } + if (riscv_has_ext(env, RVD) && !riscv_has_ext(env, RVF)) { error_setg(errp, "D extension requires F extension"); return; @@ -1109,6 +1114,21 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp) return; } + if (cpu->cfg.ext_zvfbfmin && !cpu->cfg.ext_zfbfmin) { + error_setg(errp, "Zvfbfmin extension depends on Zfbfmin extension"); + return; + } + + if (cpu->cfg.ext_zvfbfmin && !cpu->cfg.ext_zve32f) { + error_setg(errp, "Zvfbfmin extension depends on Zve32f extension"); + return; + } + + if (cpu->cfg.ext_zvfbfwma && !cpu->cfg.ext_zvfbfmin) { + error_setg(errp, "Zvfbfwma extension depends on Zvfbfmin extension"); + return; + } + /* Set the ISA extensions, checks should have happened above */ if (cpu->cfg.ext_zhinx) { cpu->cfg.ext_zhinxmin = true; diff --git a/target/riscv/cpu_cfg.h b/target/riscv/cpu_cfg.h index c4a627d335..7d16f32720 100644 --- a/target/riscv/cpu_cfg.h +++ b/target/riscv/cpu_cfg.h @@ -75,6 +75,7 @@ struct RISCVCPUConfig { bool ext_svpbmt; bool ext_zdinx; bool ext_zawrs; + bool ext_zfbfmin; bool ext_zfh; bool ext_zfhmin; bool ext_zfinx; @@ -84,6 +85,8 @@ struct RISCVCPUConfig { bool ext_zve64f; bool ext_zve64d; bool ext_zmmul; + bool ext_zvfbfmin; + bool ext_zvfbfwma; bool ext_zvfh; bool ext_zvfhmin; bool ext_smaia; From patchwork Thu Jun 15 06:32:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 1795215 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; 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Thu, 15 Jun 2023 02:33:25 -0400 Received: from localhost.localdomain (unknown [117.61.111.213]) by APP-05 (Coremail) with SMTP id zQCowAD3_h6isIpkuxShAg--.21989S4; Thu, 15 Jun 2023 14:33:12 +0800 (CST) From: Weiwei Li To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, wangjunqiang@iscas.ac.cn, lazyparser@gmail.com, Weiwei Li , Richard Henderson Subject: [PATCH v2 2/6] target/riscv: Add support for Zfbfmin extension Date: Thu, 15 Jun 2023 14:32:58 +0800 Message-Id: <20230615063302.102409-3-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230615063302.102409-1-liweiwei@iscas.ac.cn> References: <20230615063302.102409-1-liweiwei@iscas.ac.cn> MIME-Version: 1.0 X-CM-TRANSID: zQCowAD3_h6isIpkuxShAg--.21989S4 X-Coremail-Antispam: 1UD129KBjvJXoWxKr4fGw13tF1xZF17CryUKFg_yoWxWFy8pF 4fCFW7C3ykJFyxZayfKa15AF17Ga1fKw4UJwn3Kw1kJay5GrZ8Zr4DK3y3KrWDJFyqgr1Y 93WjyFy5ArW0qa7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBE14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jryl82xGYIkIc2 x26xkF7I0E14v26r4j6ryUM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v2 6r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIxkGc2 Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_ Gr0_Cr1lIxAIcVCF04k26cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMI IF0xvEx4A2jsIEc7CjxVAFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x0JUc6pPUUUUU = X-Originating-IP: [117.61.111.213] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.25; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add trans_* and helper function for Zfbfmin instructions. Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson --- target/riscv/fpu_helper.c | 12 +++++ target/riscv/helper.h | 4 ++ target/riscv/insn32.decode | 4 ++ target/riscv/insn_trans/trans_rvbf16.c.inc | 53 ++++++++++++++++++++++ target/riscv/insn_trans/trans_rvzfh.c.inc | 12 ++--- target/riscv/translate.c | 1 + 6 files changed, 80 insertions(+), 6 deletions(-) create mode 100644 target/riscv/insn_trans/trans_rvbf16.c.inc diff --git a/target/riscv/fpu_helper.c b/target/riscv/fpu_helper.c index 5dd14d8390..eb5ee5c4c9 100644 --- a/target/riscv/fpu_helper.c +++ b/target/riscv/fpu_helper.c @@ -593,3 +593,15 @@ uint64_t helper_fcvt_d_h(CPURISCVState *env, uint64_t rs1) float16 frs1 = check_nanbox_h(env, rs1); return float16_to_float64(frs1, true, &env->fp_status); } + +uint64_t helper_fcvt_bf16_s(CPURISCVState *env, uint64_t rs1) +{ + float32 frs1 = check_nanbox_s(env, rs1); + return nanbox_h(env, float32_to_bfloat16(frs1, &env->fp_status)); +} + +uint64_t helper_fcvt_s_bf16(CPURISCVState *env, uint64_t rs1) +{ + float16 frs1 = check_nanbox_h(env, rs1); + return nanbox_s(env, bfloat16_to_float32(frs1, &env->fp_status)); +} diff --git a/target/riscv/helper.h b/target/riscv/helper.h index 98e97810fd..ef8487f1ee 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1153,3 +1153,7 @@ DEF_HELPER_FLAGS_3(sm4ks, TCG_CALL_NO_RWG_SE, tl, tl, tl, tl) /* Zce helper */ DEF_HELPER_FLAGS_2(cm_jalt, TCG_CALL_NO_WG, tl, env, i32) + +/* BF16 functions */ +DEF_HELPER_FLAGS_2(fcvt_bf16_s, TCG_CALL_NO_RWG, i64, env, i64) +DEF_HELPER_FLAGS_2(fcvt_s_bf16, TCG_CALL_NO_RWG, i64, env, i64) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 73d5d1b045..45fdcad185 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -908,3 +908,7 @@ sm4ks .. 11010 ..... ..... 000 ..... 0110011 @k_aes # *** RV32 Zicond Standard Extension *** czero_eqz 0000111 ..... ..... 101 ..... 0110011 @r czero_nez 0000111 ..... ..... 111 ..... 0110011 @r + +# *** Zfbfmin Standard Extension *** +fcvt_bf16_s 0100010 01000 ..... ... ..... 1010011 @r2_rm +fcvt_s_bf16 0100000 00110 ..... ... ..... 1010011 @r2_rm diff --git a/target/riscv/insn_trans/trans_rvbf16.c.inc b/target/riscv/insn_trans/trans_rvbf16.c.inc new file mode 100644 index 0000000000..8cafde505f --- /dev/null +++ b/target/riscv/insn_trans/trans_rvbf16.c.inc @@ -0,0 +1,53 @@ +/* + * RISC-V translation routines for the BF16 Standard Extensions. + * + * Copyright (c) 2020-2023 PLCT Lab + * + * 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 . + */ + +#define REQUIRE_ZFBFMIN(ctx) do { \ + if (!ctx->cfg_ptr->ext_zfbfmin) { \ + return false; \ + } \ +} while (0) + +static bool trans_fcvt_bf16_s(DisasContext *ctx, arg_fcvt_bf16_s *a) +{ + REQUIRE_FPU; + REQUIRE_ZFBFMIN(ctx); + + TCGv_i64 dest = dest_fpr(ctx, a->rd); + TCGv_i64 src1 = get_fpr_hs(ctx, a->rs1); + + gen_set_rm(ctx, a->rm); + gen_helper_fcvt_bf16_s(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); + mark_fs_dirty(ctx); + return true; +} + +static bool trans_fcvt_s_bf16(DisasContext *ctx, arg_fcvt_s_bf16 *a) +{ + REQUIRE_FPU; + REQUIRE_ZFBFMIN(ctx); + + TCGv_i64 dest = dest_fpr(ctx, a->rd); + TCGv_i64 src1 = get_fpr_hs(ctx, a->rs1); + + gen_set_rm(ctx, a->rm); + gen_helper_fcvt_s_bf16(dest, cpu_env, src1); + gen_set_fpr_hs(ctx, a->rd, dest); + mark_fs_dirty(ctx); + return true; +} diff --git a/target/riscv/insn_trans/trans_rvzfh.c.inc b/target/riscv/insn_trans/trans_rvzfh.c.inc index 74dde37ff7..8b1e2519bb 100644 --- a/target/riscv/insn_trans/trans_rvzfh.c.inc +++ b/target/riscv/insn_trans/trans_rvzfh.c.inc @@ -28,8 +28,8 @@ } \ } while (0) -#define REQUIRE_ZFHMIN(ctx) do { \ - if (!ctx->cfg_ptr->ext_zfhmin) { \ +#define REQUIRE_ZFHMIN_OR_ZFBFMIN(ctx) do { \ + if (!ctx->cfg_ptr->ext_zfhmin && !ctx->cfg_ptr->ext_zfbfmin) { \ return false; \ } \ } while (0) @@ -46,7 +46,7 @@ static bool trans_flh(DisasContext *ctx, arg_flh *a) TCGv t0; REQUIRE_FPU; - REQUIRE_ZFHMIN(ctx); + REQUIRE_ZFHMIN_OR_ZFBFMIN(ctx); decode_save_opc(ctx); t0 = get_gpr(ctx, a->rs1, EXT_NONE); @@ -69,7 +69,7 @@ static bool trans_fsh(DisasContext *ctx, arg_fsh *a) TCGv t0; REQUIRE_FPU; - REQUIRE_ZFHMIN(ctx); + REQUIRE_ZFHMIN_OR_ZFBFMIN(ctx); decode_save_opc(ctx); t0 = get_gpr(ctx, a->rs1, EXT_NONE); @@ -574,7 +574,7 @@ static bool trans_fcvt_h_wu(DisasContext *ctx, arg_fcvt_h_wu *a) static bool trans_fmv_x_h(DisasContext *ctx, arg_fmv_x_h *a) { REQUIRE_FPU; - REQUIRE_ZFHMIN(ctx); + REQUIRE_ZFHMIN_OR_ZFBFMIN(ctx); TCGv dest = dest_gpr(ctx, a->rd); @@ -594,7 +594,7 @@ static bool trans_fmv_x_h(DisasContext *ctx, arg_fmv_x_h *a) static bool trans_fmv_h_x(DisasContext *ctx, arg_fmv_h_x *a) { REQUIRE_FPU; - REQUIRE_ZFHMIN(ctx); + REQUIRE_ZFHMIN_OR_ZFBFMIN(ctx); TCGv t0 = get_gpr(ctx, a->rs1, EXT_ZERO); diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 8a33da811e..0ce2b97ba5 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -1108,6 +1108,7 @@ static uint32_t opcode_at(DisasContextBase *dcbase, target_ulong pc) #include "insn_trans/trans_rvk.c.inc" #include "insn_trans/trans_privileged.c.inc" #include "insn_trans/trans_svinval.c.inc" +#include "insn_trans/trans_rvbf16.c.inc" #include "decode-xthead.c.inc" #include "insn_trans/trans_xthead.c.inc" #include "insn_trans/trans_xventanacondops.c.inc" From patchwork Thu Jun 15 06:32:59 2023 Content-Type: text/plain; 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envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add trans_* and helper function for Zvfbfmin instructions. Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson --- target/riscv/helper.h | 3 + target/riscv/insn32.decode | 4 ++ target/riscv/insn_trans/trans_rvbf16.c.inc | 64 ++++++++++++++++++++++ target/riscv/vector_helper.c | 6 ++ 4 files changed, 77 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index ef8487f1ee..fc48853e07 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1157,3 +1157,6 @@ DEF_HELPER_FLAGS_2(cm_jalt, TCG_CALL_NO_WG, tl, env, i32) /* BF16 functions */ DEF_HELPER_FLAGS_2(fcvt_bf16_s, TCG_CALL_NO_RWG, i64, env, i64) DEF_HELPER_FLAGS_2(fcvt_s_bf16, TCG_CALL_NO_RWG, i64, env, i64) + +DEF_HELPER_5(vfncvtbf16_f_f_w, void, ptr, ptr, ptr, env, i32) +DEF_HELPER_5(vfwcvtbf16_f_f_v, void, ptr, ptr, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 45fdcad185..10d001f14d 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -912,3 +912,7 @@ czero_nez 0000111 ..... ..... 111 ..... 0110011 @r # *** Zfbfmin Standard Extension *** fcvt_bf16_s 0100010 01000 ..... ... ..... 1010011 @r2_rm fcvt_s_bf16 0100000 00110 ..... ... ..... 1010011 @r2_rm + +# *** Zvfbfmin Standard Extension *** +vfncvtbf16_f_f_w 010010 . ..... 11101 001 ..... 1010111 @r2_vm +vfwcvtbf16_f_f_v 010010 . ..... 01101 001 ..... 1010111 @r2_vm diff --git a/target/riscv/insn_trans/trans_rvbf16.c.inc b/target/riscv/insn_trans/trans_rvbf16.c.inc index 8cafde505f..f794a3f745 100644 --- a/target/riscv/insn_trans/trans_rvbf16.c.inc +++ b/target/riscv/insn_trans/trans_rvbf16.c.inc @@ -22,6 +22,12 @@ } \ } while (0) +#define REQUIRE_ZVFBFMIN(ctx) do { \ + if (!ctx->cfg_ptr->ext_zvfbfmin) { \ + return false; \ + } \ +} while (0) + static bool trans_fcvt_bf16_s(DisasContext *ctx, arg_fcvt_bf16_s *a) { REQUIRE_FPU; @@ -51,3 +57,61 @@ static bool trans_fcvt_s_bf16(DisasContext *ctx, arg_fcvt_s_bf16 *a) mark_fs_dirty(ctx); return true; } + +static bool trans_vfncvtbf16_f_f_w(DisasContext *ctx, arg_vfncvtbf16_f_f_w *a) +{ + REQUIRE_FPU; + REQUIRE_ZVFBFMIN(ctx); + + if (opfv_narrow_check(ctx, a) && (ctx->sew == MO_16)) { + uint32_t data = 0; + TCGLabel *over = gen_new_label(); + + gen_set_rm_chkfrm(ctx, RISCV_FRM_DYN); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, ctx->lmul); + data = FIELD_DP32(data, VDATA, VTA, ctx->vta); + data = FIELD_DP32(data, VDATA, VMA, ctx->vma); + tcg_gen_gvec_3_ptr(vreg_ofs(ctx, a->rd), vreg_ofs(ctx, 0), + vreg_ofs(ctx, a->rs2), cpu_env, + ctx->cfg_ptr->vlen / 8, + ctx->cfg_ptr->vlen / 8, data, + gen_helper_vfncvtbf16_f_f_w); + mark_vs_dirty(ctx); + gen_set_label(over); + return true; + } + return false; +} + +static bool trans_vfwcvtbf16_f_f_v(DisasContext *ctx, arg_vfwcvtbf16_f_f_v *a) +{ + REQUIRE_FPU; + REQUIRE_ZVFBFMIN(ctx); + + if (opfv_widen_check(ctx, a) && (ctx->sew == MO_16)) { + uint32_t data = 0; + TCGLabel *over = gen_new_label(); + + gen_set_rm_chkfrm(ctx, RISCV_FRM_DYN); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, ctx->lmul); + data = FIELD_DP32(data, VDATA, VTA, ctx->vta); + data = FIELD_DP32(data, VDATA, VMA, ctx->vma); + tcg_gen_gvec_3_ptr(vreg_ofs(ctx, a->rd), vreg_ofs(ctx, 0), + vreg_ofs(ctx, a->rs2), cpu_env, + ctx->cfg_ptr->vlen / 8, + ctx->cfg_ptr->vlen / 8, data, + gen_helper_vfwcvtbf16_f_f_v); + mark_vs_dirty(ctx); + gen_set_label(over); + return true; + } + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 1e06e7447c..4d2bd42155 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -4535,6 +4535,9 @@ RVVCALL(OPFVV1, vfwcvt_f_f_v_w, WOP_UU_W, H8, H4, float32_to_float64) GEN_VEXT_V_ENV(vfwcvt_f_f_v_h, 4) GEN_VEXT_V_ENV(vfwcvt_f_f_v_w, 8) +RVVCALL(OPFVV1, vfwcvtbf16_f_f_v, WOP_UU_H, H4, H2, bfloat16_to_float32) +GEN_VEXT_V_ENV(vfwcvtbf16_f_f_v, 4) + /* Narrowing Floating-Point/Integer Type-Convert Instructions */ /* (TD, T2, TX2) */ #define NOP_UU_B uint8_t, uint16_t, uint32_t @@ -4581,6 +4584,9 @@ RVVCALL(OPFVV1, vfncvt_f_f_w_w, NOP_UU_W, H4, H8, float64_to_float32) GEN_VEXT_V_ENV(vfncvt_f_f_w_h, 2) GEN_VEXT_V_ENV(vfncvt_f_f_w_w, 4) +RVVCALL(OPFVV1, vfncvtbf16_f_f_w, NOP_UU_H, H2, H4, float32_to_bfloat16) +GEN_VEXT_V_ENV(vfncvtbf16_f_f_w, 2) + /* * Vector Reduction Operations */ From patchwork Thu Jun 15 06:33:00 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 1795213 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4QhXbB6d8Dz20WR for ; Thu, 15 Jun 2023 16:35:02 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q9gYo-0007Ow-4U; Thu, 15 Jun 2023 02:34:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q9gY0-0006Vj-03; 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envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Add trans_* and helper function for Zvfbfwma instructions. Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson --- target/riscv/helper.h | 3 ++ target/riscv/insn32.decode | 4 ++ target/riscv/insn_trans/trans_rvbf16.c.inc | 58 ++++++++++++++++++++++ target/riscv/vector_helper.c | 11 ++++ 4 files changed, 76 insertions(+) diff --git a/target/riscv/helper.h b/target/riscv/helper.h index fc48853e07..3170b8daa6 100644 --- a/target/riscv/helper.h +++ b/target/riscv/helper.h @@ -1160,3 +1160,6 @@ DEF_HELPER_FLAGS_2(fcvt_s_bf16, TCG_CALL_NO_RWG, i64, env, i64) DEF_HELPER_5(vfncvtbf16_f_f_w, void, ptr, ptr, ptr, env, i32) DEF_HELPER_5(vfwcvtbf16_f_f_v, void, ptr, ptr, ptr, env, i32) + +DEF_HELPER_6(vfwmaccbf16_vv, void, ptr, ptr, ptr, ptr, env, i32) +DEF_HELPER_6(vfwmaccbf16_vf, void, ptr, ptr, i64, ptr, env, i32) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 10d001f14d..8c5d293f07 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -916,3 +916,7 @@ fcvt_s_bf16 0100000 00110 ..... ... ..... 1010011 @r2_rm # *** Zvfbfmin Standard Extension *** vfncvtbf16_f_f_w 010010 . ..... 11101 001 ..... 1010111 @r2_vm vfwcvtbf16_f_f_v 010010 . ..... 01101 001 ..... 1010111 @r2_vm + +# *** Zvfbfwma Standard Extension *** +vfwmaccbf16_vv 111011 . ..... ..... 001 ..... 1010111 @r_vm +vfwmaccbf16_vf 111011 . ..... ..... 101 ..... 1010111 @r_vm diff --git a/target/riscv/insn_trans/trans_rvbf16.c.inc b/target/riscv/insn_trans/trans_rvbf16.c.inc index f794a3f745..911bc29908 100644 --- a/target/riscv/insn_trans/trans_rvbf16.c.inc +++ b/target/riscv/insn_trans/trans_rvbf16.c.inc @@ -28,6 +28,12 @@ } \ } while (0) +#define REQUIRE_ZVFBFWMA(ctx) do { \ + if (!ctx->cfg_ptr->ext_zvfbfwma) { \ + return false; \ + } \ +} while (0) + static bool trans_fcvt_bf16_s(DisasContext *ctx, arg_fcvt_bf16_s *a) { REQUIRE_FPU; @@ -115,3 +121,55 @@ static bool trans_vfwcvtbf16_f_f_v(DisasContext *ctx, arg_vfwcvtbf16_f_f_v *a) } return false; } + +static bool trans_vfwmaccbf16_vv(DisasContext *ctx, arg_vfwmaccbf16_vv *a) +{ + REQUIRE_FPU; + REQUIRE_ZVFBFWMA(ctx); + + if (require_rvv(ctx) && vext_check_isa_ill(ctx) && (ctx->sew == MO_16) && + vext_check_dss(ctx, a->rd, a->rs1, a->rs2, a->vm)) { + uint32_t data = 0; + TCGLabel *over = gen_new_label(); + + gen_set_rm_chkfrm(ctx, RISCV_FRM_DYN); + tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_vl, 0, over); + tcg_gen_brcond_tl(TCG_COND_GEU, cpu_vstart, cpu_vl, over); + + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, ctx->lmul); + data = FIELD_DP32(data, VDATA, VTA, ctx->vta); + data = FIELD_DP32(data, VDATA, VMA, ctx->vma); + tcg_gen_gvec_4_ptr(vreg_ofs(ctx, a->rd), vreg_ofs(ctx, 0), + vreg_ofs(ctx, a->rs1), + vreg_ofs(ctx, a->rs2), cpu_env, + ctx->cfg_ptr->vlen / 8, + ctx->cfg_ptr->vlen / 8, data, + gen_helper_vfwmaccbf16_vv); + mark_vs_dirty(ctx); + gen_set_label(over); + return true; + } + return false; +} + +static bool trans_vfwmaccbf16_vf(DisasContext *ctx, arg_vfwmaccbf16_vf *a) +{ + REQUIRE_FPU; + REQUIRE_ZVFBFWMA(ctx); + + if (require_rvv(ctx) && (ctx->sew == MO_16) && vext_check_isa_ill(ctx) && + vext_check_ds(ctx, a->rd, a->rs2, a->vm)) { + uint32_t data = 0; + + gen_set_rm(ctx, RISCV_FRM_DYN); + data = FIELD_DP32(data, VDATA, VM, a->vm); + data = FIELD_DP32(data, VDATA, LMUL, ctx->lmul); + data = FIELD_DP32(data, VDATA, VTA, ctx->vta); + data = FIELD_DP32(data, VDATA, VMA, ctx->vma); + return opfvf_trans(a->rd, a->rs1, a->rs2, data, + gen_helper_vfwmaccbf16_vf, ctx); + } + + return false; +} diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 4d2bd42155..71bb9b4457 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -3554,6 +3554,17 @@ RVVCALL(OPFVF3, vfwmacc_vf_w, WOP_UUU_W, H8, H4, fwmacc32) GEN_VEXT_VF(vfwmacc_vf_h, 4) GEN_VEXT_VF(vfwmacc_vf_w, 8) +static uint32_t fwmaccbf16(uint16_t a, uint16_t b, uint32_t d, float_status *s) +{ + return float32_muladd(bfloat16_to_float32(a, s), + bfloat16_to_float32(b, s), d, 0, s); +} + +RVVCALL(OPFVV3, vfwmaccbf16_vv, WOP_UUU_H, H4, H2, H2, fwmaccbf16) +GEN_VEXT_VV_ENV(vfwmaccbf16_vv, 4) +RVVCALL(OPFVF3, vfwmaccbf16_vf, WOP_UUU_H, H4, H2, fwmacc16) +GEN_VEXT_VF(vfwmaccbf16_vf, 4) + 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), From patchwork Thu Jun 15 06:33:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 1795210 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4QhXZg5BGFz20WR for ; Thu, 15 Jun 2023 16:34:35 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q9gYi-0007DE-26; Thu, 15 Jun 2023 02:34:16 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q9gXz-0006Vh-Tp; Thu, 15 Jun 2023 02:33:32 -0400 Received: from smtp25.cstnet.cn ([159.226.251.25] helo=cstnet.cn) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1q9gXq-0004Ah-Jy; Thu, 15 Jun 2023 02:33:25 -0400 Received: from localhost.localdomain (unknown [117.61.111.213]) by APP-05 (Coremail) with SMTP id zQCowAD3_h6isIpkuxShAg--.21989S7; Thu, 15 Jun 2023 14:33:18 +0800 (CST) From: Weiwei Li To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, wangjunqiang@iscas.ac.cn, lazyparser@gmail.com, Weiwei Li Subject: [PATCH v2 5/6] target/riscv: Expose properties for BF16 extensions Date: Thu, 15 Jun 2023 14:33:01 +0800 Message-Id: <20230615063302.102409-6-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230615063302.102409-1-liweiwei@iscas.ac.cn> References: <20230615063302.102409-1-liweiwei@iscas.ac.cn> MIME-Version: 1.0 X-CM-TRANSID: zQCowAD3_h6isIpkuxShAg--.21989S7 X-Coremail-Antispam: 1UD129KBjvJXoW7KFy7CF45Xw1DCF1rGF17KFg_yoW8uF1xpr 4jga4UGw15Jr13WwnxtrWDGa15Jw45X3s7K3yxCa4xXrWfCrsrGFnrC39rWayUKF4rZa1I qr1a9w1xJr4kta7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUPF14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F 4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq 3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7 IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4U M4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2 kIc2xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E 14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIx kGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUCVW8JwCI42IY6xIIjxv20xvEc7CjxVAF wI0_Cr0_Gr1UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVWUJV W8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjfUOBTY UUUUU X-Originating-IP: [117.61.111.213] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.25; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index dc6b2f72f6..feb0ee5e6f 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -83,6 +83,7 @@ static const struct isa_ext_data isa_edata_arr[] = { ISA_EXT_DATA_ENTRY(zifencei, PRIV_VERSION_1_10_0, ext_ifencei), ISA_EXT_DATA_ENTRY(zihintpause, PRIV_VERSION_1_10_0, ext_zihintpause), ISA_EXT_DATA_ENTRY(zawrs, PRIV_VERSION_1_12_0, ext_zawrs), + ISA_EXT_DATA_ENTRY(zfbfmin, PRIV_VERSION_1_12_0, ext_zfbfmin), ISA_EXT_DATA_ENTRY(zfh, PRIV_VERSION_1_11_0, ext_zfh), ISA_EXT_DATA_ENTRY(zfhmin, PRIV_VERSION_1_11_0, ext_zfhmin), ISA_EXT_DATA_ENTRY(zfinx, PRIV_VERSION_1_12_0, ext_zfinx), @@ -114,6 +115,8 @@ static const struct isa_ext_data isa_edata_arr[] = { ISA_EXT_DATA_ENTRY(zve32f, PRIV_VERSION_1_10_0, ext_zve32f), ISA_EXT_DATA_ENTRY(zve64f, PRIV_VERSION_1_10_0, ext_zve64f), ISA_EXT_DATA_ENTRY(zve64d, PRIV_VERSION_1_10_0, ext_zve64d), + ISA_EXT_DATA_ENTRY(zvfbfmin, PRIV_VERSION_1_12_0, ext_zvfbfmin), + ISA_EXT_DATA_ENTRY(zvfbfwma, PRIV_VERSION_1_12_0, ext_zvfbfwma), ISA_EXT_DATA_ENTRY(zvfh, PRIV_VERSION_1_12_0, ext_zvfh), ISA_EXT_DATA_ENTRY(zvfhmin, PRIV_VERSION_1_12_0, ext_zvfhmin), ISA_EXT_DATA_ENTRY(zhinx, PRIV_VERSION_1_12_0, ext_zhinx), @@ -1703,6 +1706,10 @@ static Property riscv_cpu_extensions[] = { DEFINE_PROP_BOOL("x-zvfh", RISCVCPU, cfg.ext_zvfh, false), DEFINE_PROP_BOOL("x-zvfhmin", RISCVCPU, cfg.ext_zvfhmin, false), + DEFINE_PROP_BOOL("x-zfbfmin", RISCVCPU, cfg.ext_zfbfmin, false), + DEFINE_PROP_BOOL("x-zvfbfmin", RISCVCPU, cfg.ext_zvfbfmin, false), + DEFINE_PROP_BOOL("x-zvfbfwma", RISCVCPU, cfg.ext_zvfbfwma, false), + DEFINE_PROP_END_OF_LIST(), }; From patchwork Thu Jun 15 06:33:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 1795212 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4QhXZx4703z20WR for ; Thu, 15 Jun 2023 16:34:49 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q9gYq-0007SV-L5; Thu, 15 Jun 2023 02:34:27 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q9gY0-0006Vl-7V; Thu, 15 Jun 2023 02:33:32 -0400 Received: from smtp25.cstnet.cn ([159.226.251.25] helo=cstnet.cn) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1q9gXt-0004BY-1R; Thu, 15 Jun 2023 02:33:31 -0400 Received: from localhost.localdomain (unknown [117.61.111.213]) by APP-05 (Coremail) with SMTP id zQCowAD3_h6isIpkuxShAg--.21989S8; Thu, 15 Jun 2023 14:33:20 +0800 (CST) From: Weiwei Li To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, wangjunqiang@iscas.ac.cn, lazyparser@gmail.com, Weiwei Li Subject: [PATCH v2 6/6] target/riscv: Add disas support for BF16 extensions Date: Thu, 15 Jun 2023 14:33:02 +0800 Message-Id: <20230615063302.102409-7-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230615063302.102409-1-liweiwei@iscas.ac.cn> References: <20230615063302.102409-1-liweiwei@iscas.ac.cn> MIME-Version: 1.0 X-CM-TRANSID: zQCowAD3_h6isIpkuxShAg--.21989S8 X-Coremail-Antispam: 1UD129KBjvJXoWxuF47Kr4xJFyUAF47WrWrAFb_yoW7JFyfpr y5Z3y3KrZIkF1xJa1fZF4UAF95try8Jr48Za4Fv3y3WasxWFy5Cr45X343AFy8WFW0yr4x Wa1Sg3yYvF1xAa7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUPF14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_JF0E3s1l82xGYI kIc2x26xkF7I0E14v26ryj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2 z4x0Y4vE2Ix0cI8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F 4UJwA2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq 3wAS0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7 IYx2IY67AKxVWUJVWUGwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4U M4x0Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2 kIc2xKxwCF04k20xvY0x0EwIxGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E 14v26r1j6r18MI8I3I0E7480Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jw0_GFylIx kGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVWUCVW8JwCI42IY6xIIjxv20xvEc7CjxVAF wI0_Cr0_Gr1UMIIF0xvE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVWUJV W8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa73UjIFyTuYvjfUOBTY UUUUU X-Originating-IP: [117.61.111.213] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.25; envelope-from=liweiwei@iscas.ac.cn; helo=cstnet.cn X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang --- disas/riscv.c | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/disas/riscv.c b/disas/riscv.c index 5005364aba..44ea69315c 100644 --- a/disas/riscv.c +++ b/disas/riscv.c @@ -964,6 +964,16 @@ typedef enum { rv_op_cm_jalt = 788, rv_op_czero_eqz = 789, rv_op_czero_nez = 790, + rv_op_fcvt_bf16_s = 791, + rv_op_fcvt_s_bf16 = 792, + rv_op_vfncvtbf16_f_f_w = 793, + rv_op_vfwcvtbf16_f_f_v = 794, + rv_op_vfwmaccbf16_vv = 795, + rv_op_vfwmaccbf16_vf = 796, + rv_op_flh = 797, + rv_op_fsh = 798, + rv_op_fmv_h_x = 799, + rv_op_fmv_x_h = 800, } rv_op; /* structures */ @@ -2168,6 +2178,16 @@ const rv_opcode_data opcode_data[] = { { "cm.jalt", rv_codec_zcmt_jt, rv_fmt_zcmt_index, NULL, 0 }, { "czero.eqz", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, { "czero.nez", rv_codec_r, rv_fmt_rd_rs1_rs2, NULL, 0, 0, 0 }, + { "fcvt.bf16.s", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, + { "fcvt.s.bf16", rv_codec_r_m, rv_fmt_rm_frd_frs1, NULL, 0, 0, 0 }, + { "vfncvtbf16.f.f.w", rv_codec_v_r, rv_fmt_vd_vs2_vm, NULL, 0, 0, 0 }, + { "vfwcvtbf16.f.f.v", rv_codec_v_r, rv_fmt_vd_vs2_vm, NULL, 0, 0, 0 }, + { "vfwmaccbf16.vv", rv_codec_v_r, rv_fmt_vd_vs1_vs2_vm, NULL, 0, 0, 0 }, + { "vfwmaccbf16.vf", rv_codec_v_r, rv_fmt_vd_fs1_vs2_vm, NULL, 0, 0, 0 }, + { "flh", rv_codec_i, rv_fmt_frd_offset_rs1, NULL, 0, 0, 0 }, + { "fsh", rv_codec_s, rv_fmt_frs2_offset_rs1, NULL, 0, 0, 0 }, + { "fmv.h.x", rv_codec_r, rv_fmt_frd_rs1, NULL, 0, 0, 0 }, + { "fmv.x.h", rv_codec_r, rv_fmt_rd_frs1, NULL, 0, 0, 0 }, }; /* CSR names */ @@ -2643,6 +2663,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 3: op = rv_op_vloxei8_v; break; } break; + case 1: op = rv_op_flh; break; case 2: op = rv_op_flw; break; case 3: op = rv_op_fld; break; case 4: op = rv_op_flq; break; @@ -2846,6 +2867,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 3: op = rv_op_vsoxei8_v; break; } break; + case 1: op = rv_op_fsh; break; case 2: op = rv_op_fsw; break; case 3: op = rv_op_fsd; break; case 4: op = rv_op_fsq; break; @@ -3123,6 +3145,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) switch ((inst >> 20) & 0b11111) { case 1: op = rv_op_fcvt_s_d; break; case 3: op = rv_op_fcvt_s_q; break; + case 6: op = rv_op_fcvt_s_bf16; break; } break; case 33: @@ -3131,6 +3154,11 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 3: op = rv_op_fcvt_d_q; break; } break; + case 34: + switch (((inst >> 20) & 0b11111)) { + case 8: op = rv_op_fcvt_bf16_s; break; + } + break; case 35: switch ((inst >> 20) & 0b11111) { case 0: op = rv_op_fcvt_q_s; break; @@ -3235,6 +3263,12 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 1: op = rv_op_fclass_d; break; } break; + case 114: + switch (((inst >> 17) & 0b11111000) | + ((inst >> 12) & 0b00000111)) { + case 0: op = rv_op_fmv_x_h; break; + } + break; case 115: switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { @@ -3254,6 +3288,12 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 0: op = rv_op_fmv_d_x; break; } break; + case 122: + switch (((inst >> 17) & 0b11111000) | + ((inst >> 12) & 0b00000111)) { + case 0: op = rv_op_fmv_h_x; break; + } + break; case 123: switch (((inst >> 17) & 0b11111000) | ((inst >> 12) & 0b00000111)) { @@ -3350,6 +3390,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 10: op = rv_op_vfwcvt_f_xu_v; break; case 11: op = rv_op_vfwcvt_f_x_v; break; case 12: op = rv_op_vfwcvt_f_f_v; break; + case 13: op = rv_op_vfwcvtbf16_f_f_v; break; case 14: op = rv_op_vfwcvt_rtz_xu_f_v; break; case 15: op = rv_op_vfwcvt_rtz_x_f_v; break; case 16: op = rv_op_vfncvt_xu_f_w; break; @@ -3360,6 +3401,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 21: op = rv_op_vfncvt_rod_f_f_w; break; case 22: op = rv_op_vfncvt_rtz_xu_f_w; break; case 23: op = rv_op_vfncvt_rtz_x_f_w; break; + case 29: op = rv_op_vfncvtbf16_f_f_w; break; } break; case 19: @@ -3391,6 +3433,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 52: op = rv_op_vfwadd_wv; break; case 54: op = rv_op_vfwsub_wv; break; case 56: op = rv_op_vfwmul_vv; break; + case 59: op = rv_op_vfwmaccbf16_vv; break; case 60: op = rv_op_vfwmacc_vv; break; case 61: op = rv_op_vfwnmacc_vv; break; case 62: op = rv_op_vfwmsac_vv; break; @@ -3629,6 +3672,7 @@ static void decode_inst_opcode(rv_decode *dec, rv_isa isa) case 52: op = rv_op_vfwadd_wf; break; case 54: op = rv_op_vfwsub_wf; break; case 56: op = rv_op_vfwmul_vf; break; + case 59: op = rv_op_vfwmaccbf16_vf; break; case 60: op = rv_op_vfwmacc_vf; break; case 61: op = rv_op_vfwnmacc_vf; break; case 62: op = rv_op_vfwmsac_vf; break;