From patchwork Fri Jan 7 11:27:44 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Weiwei Li X-Patchwork-Id: 12706571 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 84C51C433EF for ; Fri, 7 Jan 2022 11:51:05 +0000 (UTC) Received: from localhost ([::1]:53866 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5nlw-00056z-G3 for qemu-devel@archiver.kernel.org; Fri, 07 Jan 2022 06:51:04 -0500 Received: from eggs.gnu.org ([209.51.188.92]:49826) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n5nPx-0004o0-3N; Fri, 07 Jan 2022 06:28:21 -0500 Received: from smtp23.cstnet.cn ([159.226.251.23]:54258 helo=cstnet.cn) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n5nPu-0006VA-1m; Fri, 07 Jan 2022 06:28:20 -0500 Received: from localhost.localdomain (unknown [180.156.147.178]) by APP-03 (Coremail) with SMTP id rQCowAB3fS3CI9hh_s5CBQ--.4982S3; Fri, 07 Jan 2022 19:28:04 +0800 (CST) From: Weiwei Li To: richard.henderson@linaro.org, palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, qemu-riscv@nongnu.org, qemu-devel@nongnu.org Subject: [PATCH v3 1/6] target/riscv: add cfg properties for zfinx, zdinx and zhinx{min} Date: Fri, 7 Jan 2022 19:27:44 +0800 Message-Id: <20220107112749.981-2-liweiwei@iscas.ac.cn> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220107112749.981-1-liweiwei@iscas.ac.cn> References: <20220107112749.981-1-liweiwei@iscas.ac.cn> X-CM-TRANSID: rQCowAB3fS3CI9hh_s5CBQ--.4982S3 X-Coremail-Antispam: 1UD129KBjvJXoWxWr43uF17GrWUAryrCr43GFg_yoW5XrWkpr WUW3WakF98Xry7A3Z3JF1UtF1rWwn7GFWrK392vwn3WrWaqrW5JF1qka4UuF4jq3WrXF1a 9F4qkFy5Ar48Aa7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUBK14x267AKxVW5JVWrJwAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jr4l82xGYIkIc2 x26xkF7I0E14v26r1I6r4UM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Cr0_Gr1UM2 8EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s0DM2AI xVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20x vE14v26r106r15McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xv r2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxan2IY04 v7MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_ Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWUtVW8ZwCIc40Y0x 0EwIxGrwCI42IY6xIIjxv20xvE14v26r1I6r4UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8 JVWxJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Jr0_Gr1lIx AIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI43ZEXa7VUbLFxUUUUUU= = X-Originating-IP: [180.156.147.178] X-CM-SenderInfo: 5olzvxxzhlqxpvfd2hldfou0/ Received-SPF: pass client-ip=159.226.251.23; 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, RCVD_IN_MSPIKE_BL=0.001, RCVD_IN_MSPIKE_L4=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 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: , Cc: wangjunqiang@iscas.ac.cn, Weiwei Li , lazyparser@gmail.com, ardxwe@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Co-authored-by: ardxwe Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang Reviewed-by: Richard Henderson --- target/riscv/cpu.c | 12 ++++++++++++ target/riscv/cpu.h | 4 ++++ target/riscv/translate.c | 8 ++++++++ 3 files changed, 24 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 6ef3314bce..d9ea005724 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -491,6 +491,11 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp) cpu->cfg.ext_d = true; } + if (cpu->cfg.ext_zdinx || cpu->cfg.ext_zhinx || + cpu->cfg.ext_zhinxmin) { + cpu->cfg.ext_zfinx = true; + } + /* Set the ISA extensions, checks should have happened above */ if (cpu->cfg.ext_i) { ext |= RVI; @@ -565,6 +570,13 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp) if (cpu->cfg.ext_j) { ext |= RVJ; } + if (cpu->cfg.ext_zfinx && ((ext & (RVF | RVD)) || cpu->cfg.ext_zfh || + cpu->cfg.ext_zfhmin)) { + error_setg(errp, + "'Zfinx' cannot be supported together with 'F', 'D', 'Zfh'," + " 'Zfhmin'"); + return; + } set_misa(env, env->misa_mxl, ext); } diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index dc10f27093..6fba31c5cd 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -315,8 +315,12 @@ struct RISCVCPU { bool ext_counters; bool ext_ifencei; bool ext_icsr; + bool ext_zdinx; bool ext_zfh; bool ext_zfhmin; + bool ext_zfinx; + bool ext_zhinx; + bool ext_zhinxmin; char *priv_spec; char *user_spec; diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 5df6c0d800..8b1cdacf50 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -76,8 +76,12 @@ typedef struct DisasContext { RISCVMXL ol; bool virt_enabled; bool ext_ifencei; + bool ext_zdinx; bool ext_zfh; bool ext_zfhmin; + bool ext_zfinx; + bool ext_zhinx; + bool ext_zhinxmin; bool hlsx; /* vector extension */ bool vill; @@ -703,8 +707,12 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->misa_ext = env->misa_ext; ctx->frm = -1; /* unknown rounding mode */ ctx->ext_ifencei = cpu->cfg.ext_ifencei; + ctx->ext_zdinx = cpu->cfg.ext_zdinx; ctx->ext_zfh = cpu->cfg.ext_zfh; ctx->ext_zfhmin = cpu->cfg.ext_zfhmin; + ctx->ext_zfinx = cpu->cfg.ext_zfinx; + ctx->ext_zhinx = cpu->cfg.ext_zhinx; + ctx->ext_zhinxmin = cpu->cfg.ext_zhinxmin; ctx->vlen = cpu->cfg.vlen; ctx->elen = cpu->cfg.elen; ctx->mstatus_hs_fs = FIELD_EX32(tb_flags, TB_FLAGS, MSTATUS_HS_FS);