From patchwork Fri Jan 21 05:57:52 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 12719358 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 6B138C433FE for ; Fri, 21 Jan 2022 07:19:36 +0000 (UTC) Received: from localhost ([::1]:34140 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nAoCt-0001gu-7s for qemu-devel@archiver.kernel.org; Fri, 21 Jan 2022 02:19:35 -0500 Received: from eggs.gnu.org ([209.51.188.92]:50752) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nAmyV-00070g-N5 for qemu-devel@nongnu.org; Fri, 21 Jan 2022 01:00:40 -0500 Received: from esa2.hgst.iphmx.com ([68.232.143.124]:60338) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nAmyG-0004AK-S4 for qemu-devel@nongnu.org; Fri, 21 Jan 2022 01:00:33 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1642744824; x=1674280824; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=WZAO9+Rph4XXyW1b/BH9rX/CC+XJHAVd/x9sAayd6Ao=; b=Jl/amEe44NLU2jXgnxMqvRHZuLs7wbkrga6hmslisWyUH86DMiWHQMsZ MnBzzjTsw93852YcXXEcQSCWr10NMJF5OUs6x4ZXtbjtIXry7hFdu/TXG MMmIHQBLmG9BPSwb9DnbClXCOkj4wBhYXb+QSBsrboVmQs45p7ULrHZUU JY2iDjVMjYuUS/xAp6hkjDvlN4fY2bLf/mS3SdknqoC/wkLQiDh81exkD MzFZ4EfnZ+zw4smqe8sit7hCrj2ESyUwxqdy70PsIz7k1I6eAsVBlneS3 Bz9BRyGSDxZDBTwNiJwP7681Bky2ZHW9FBJw/qfmSymLnFVGk2gREjK2w w==; X-IronPort-AV: E=Sophos;i="5.88,304,1635177600"; d="scan'208";a="295082928" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 21 Jan 2022 14:00:23 +0800 IronPort-SDR: +FP7zSKcDYGsJjSkIBNYqg5NRWcsOA4qsVXuS2HHIK41CKXwgtgkIyibamLAa5KQyhP/YSk91x R7gzRk0/6EAsgbYY/r66/dXKueBKizEsjPJuljnGkg4FpZ0gKRKdbyQUrMSC7uOhXzT/qye+a4 JAfWzC/3KbQZdKjVriRb/7wp8116ciQIoBeSCBzPBRDNleJiI3OJLvb6IC57YrXm8JGJTa8nP9 qw463Ff2dX7zHaQG1CFMdtdyp+mwXC1f9HeQOrkVJxIoRYHeTLaDuuPrtSoatSmz1rEV9LvVma qyddU2tIr9OgqLHf6FILQ4O1 Received: from uls-op-cesaip01.wdc.com ([10.248.3.36]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2022 21:33:51 -0800 IronPort-SDR: yAYty4qT3Hlr9rkYOMX5rr/BNTWpTqM/e+EsC+yDqwseb6qWiTJClrEeFasSbmy5ul4NqpVeV7 VnvU2HNXTLn7MTzH1ME41273Fz5r3OTnF4RN5ng//IDSQh+t8WtCiDElBmkD9Dn/K8+h1fFJG6 U6AwWbhWHM/ts5J1BgQD/qv0fWBv9EFv+jRGxlFPOv29ZFk0YHKqLkAb6COgA9xNwuGdtMKdAd RN1by9FfytYPhqPLTDX+ZRpeH1zGGubVe7AEWyL1v7xjt7lQ9nk47NtvJR+zzBYSn3bWzvYFqN rgk= WDCIronportException: Internal Received: from usg-ed-osssrv.wdc.com ([10.3.10.180]) by uls-op-cesaip01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jan 2022 22:00:23 -0800 Received: from usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTP id 4Jg7yb2SPYz1SVnx for ; Thu, 20 Jan 2022 22:00:23 -0800 (PST) Authentication-Results: usg-ed-osssrv.wdc.com (amavisd-new); dkim=pass reason="pass (just generated, assumed good)" header.d=opensource.wdc.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d= opensource.wdc.com; h=content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:subject:to :from; s=dkim; t=1642744822; x=1645336823; bh=WZAO9+Rph4XXyW1b/B H9rX/CC+XJHAVd/x9sAayd6Ao=; b=p7eCC1OF/QpkEcHR9BxTabUguBkGESdXCE wM1iDR4pYU/tMB7fPQ62SLBrBumCj10v8lPlOsIeDbmGTuIHGVsnIjYelxInMuSq w7VxF3DlobInK0aDK4CUyrJbkbO3LZ6TnV4VOLGFGu4bq1+uGzyR59KylF8yEErp XaOO21tbq3f+AjMmFJMKJ/AzBe+BMXoXQcrtak+cQE5q1EU32fli2z8Ebh1rZYCr 3VosKY44myAmhaq7TDwLnuaFuUaJ686JLnetqdqpiMkMzsZwEuoYXweNRvkLq+83 Z3GNzl3LBgFmc148f4fRAtGhVvPqv6jSUCN0c245XnxDNgBa5ZnA== X-Virus-Scanned: amavisd-new at usg-ed-osssrv.wdc.com Received: from usg-ed-osssrv.wdc.com ([127.0.0.1]) by usg-ed-osssrv.wdc.com (usg-ed-osssrv.wdc.com [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id U3USLOr3t3gD for ; Thu, 20 Jan 2022 22:00:22 -0800 (PST) Received: from toolbox.alistair23.me (unknown [10.225.165.80]) by usg-ed-osssrv.wdc.com (Postfix) with ESMTPSA id 4Jg7yX1JgWz1RvlN; Thu, 20 Jan 2022 22:00:19 -0800 (PST) From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Frank Chang , Alistair Francis Subject: [PULL 23/61] target/riscv: rvv-1.0: Add Zve64f support for vsmul.vv and vsmul.vx insns Date: Fri, 21 Jan 2022 15:57:52 +1000 Message-Id: <20220121055830.3164408-24-alistair.francis@opensource.wdc.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220121055830.3164408-1-alistair.francis@opensource.wdc.com> References: <20220121055830.3164408-1-alistair.francis@opensource.wdc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=68.232.143.124; envelope-from=prvs=0135fdaf6=alistair.francis@opensource.wdc.com; helo=esa2.hgst.iphmx.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Frank Chang All Zve* extensions support all vector fixed-point arithmetic instructions, except that vsmul.vv and vsmul.vx are not supported for EEW=64 in Zve64*. Signed-off-by: Frank Chang Reviewed-by: Alistair Francis Message-id: 20220118014522.13613-6-frank.chang@sifive.com Signed-off-by: Alistair Francis --- target/riscv/insn_trans/trans_rvv.c.inc | 27 +++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc index e64dddda28..8e493b7933 100644 --- a/target/riscv/insn_trans/trans_rvv.c.inc +++ b/target/riscv/insn_trans/trans_rvv.c.inc @@ -2123,8 +2123,31 @@ GEN_OPIVX_TRANS(vasub_vx, opivx_check) GEN_OPIVX_TRANS(vasubu_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) + +static bool vsmul_vv_check(DisasContext *s, arg_rmrr *a) +{ + /* + * All Zve* extensions support all vector fixed-point arithmetic + * instructions, except that vsmul.vv and vsmul.vx are not supported + * for EEW=64 in Zve64*. (Section 18.2) + */ + return opivv_check(s, a) && + (!has_ext(s, RVV) && s->ext_zve64f ? s->sew != MO_64 : true); +} + +static bool vsmul_vx_check(DisasContext *s, arg_rmrr *a) +{ + /* + * All Zve* extensions support all vector fixed-point arithmetic + * instructions, except that vsmul.vv and vsmul.vx are not supported + * for EEW=64 in Zve64*. (Section 18.2) + */ + return opivx_check(s, a) && + (!has_ext(s, RVV) && s->ext_zve64f ? s->sew != MO_64 : true); +} + +GEN_OPIVV_TRANS(vsmul_vv, vsmul_vv_check) +GEN_OPIVX_TRANS(vsmul_vx, vsmul_vx_check) /* Vector Single-Width Scaling Shift Instructions */ GEN_OPIVV_TRANS(vssrl_vv, opivv_check)