From nobody Tue Feb 10 00:40:52 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail header.i=@wdc.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=wdc.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1544230693374795.0901379666052; Fri, 7 Dec 2018 16:58:13 -0800 (PST) Received: from localhost ([::1]:48576 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gVQwe-0003Fb-35 for importer@patchew.org; Fri, 07 Dec 2018 19:58:12 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40016) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gVQnH-0002qr-2Y for qemu-devel@nongnu.org; Fri, 07 Dec 2018 19:48:33 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gVQnD-0000yr-Gj for qemu-devel@nongnu.org; Fri, 07 Dec 2018 19:48:30 -0500 Received: from esa3.hgst.iphmx.com ([216.71.153.141]:8207) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gVQnD-0000yb-0j; Fri, 07 Dec 2018 19:48:27 -0500 Received: from mail-sn1nam01lp2050.outbound.protection.outlook.com (HELO NAM01-SN1-obe.outbound.protection.outlook.com) ([104.47.32.50]) by ob1.hgst.iphmx.com with ESMTP; 08 Dec 2018 08:48:25 +0800 Received: from MWHPR04MB0401.namprd04.prod.outlook.com (10.173.48.18) by MWHPR04MB0304.namprd04.prod.outlook.com (10.169.202.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1404.20; Sat, 8 Dec 2018 00:48:23 +0000 Received: from MWHPR04MB0401.namprd04.prod.outlook.com ([fe80::d13d:19d3:fc93:2ec5]) by MWHPR04MB0401.namprd04.prod.outlook.com ([fe80::d13d:19d3:fc93:2ec5%9]) with mapi id 15.20.1404.021; Sat, 8 Dec 2018 00:48:23 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1544230107; x=1575766107; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=mqZga6OWxRAUOnZeao6lzdgKMbeiaRAgfZdIn9gX0vQ=; b=eKvais533WXq4gwYW85QYSi+LeoZtTgEGfEobnSXEZFvLnnWKLT7JFHc y0i1xvOnKynakq4hCcDIog5H+b1ofoQQ6yBIUxyW+MYi5I5LfzZbuzeTt hNuhdELunfrDJgD/oO9Ohn3aUM6x0mdwsMvEmoWpSF1hqU/KEtYC+Yerc 1eq0P3dRgXv2JMjW+FckymDsEyz+DPNiah2hLWzsqDuLCyvVC/1X6ixBc m0pmWc+3IzHPvxt3BGHeKCGdO4aU9TDZAkni83tnKxt0eAZom7po09Ium TyISzRlc7ARvYEjMgTZrX2CqcffnYRuQv7Jonyo/id3jYNzvSlGD80dBi A==; X-IronPort-AV: E=Sophos;i="5.56,328,1539619200"; d="scan'208";a="101012137" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sharedspace.onmicrosoft.com; s=selector1-wdc-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=j73FdEGo1PDS0uC/cNhV51N7M/cyP+Cv27MCmS91TZI=; b=NguwCFCyv/u5T5LVUjXoWagtxgQxKnQgTCKppXRy+/uhB/CZ7gTRgpqLlwoD2rqZir0bA7uY/aRe68gZ/7ONIGiMoy+hoYy23c57ERvFgNRYoScAiKig4fEiYRfT9uLrRJNITXcGbrsqe5tt0uTMklUM6sSKtVMld7kr0NW6vzU= From: Alistair Francis To: "qemu-devel@nongnu.org" , "qemu-riscv@nongnu.org" Thread-Topic: [RFC v3 14/24] riscv: tcg-target: Add the out load and store instructions Thread-Index: AQHUjo+4KT9F3KH0v06UY50gdwLVQw== Date: Sat, 8 Dec 2018 00:48:23 +0000 Message-ID: <1db9a31231907cfb7630b1570ece72b80f7f8bde.1544229872.git.alistair.francis@wdc.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: git-send-email 2.19.1 x-clientproxiedby: BYAPR08CA0032.namprd08.prod.outlook.com (2603:10b6:a03:100::45) To MWHPR04MB0401.namprd04.prod.outlook.com (2603:10b6:300:70::18) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alistair.Francis@wdc.com; x-ms-exchange-messagesentrepresentingtype: 1 x-originating-ip: [199.255.44.250] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; MWHPR04MB0304; 6:MkBJHvHKMeeIbry3YVK+L8rldyueNcgGpPIFHyCqqmlACtug4xOZv4BCZVPfoUgx5kp8eDvsEbvY248jSdPYFTqFKgxcGPpieBuBvIgqFKHTMkhJsvke/Er6Cp3XnqvsQU23G9CdJyaGPhE1MV2poCl2G16Gqmwqw9ISDCq7oC5nkvdwgsZ+Xv7okA0OjLfOTDXEH+eS3iumvzvznjGU8G3wHCd1oTnTCcYk0p8WI2kuloKjanQALsKOdqsuDHWzjkQiI0fHwnEX0CtwEs09bLW73sY7iL7qjD1+t3megE9o/op3KxVgIpu71uwFoMjfq8L5ACvypYSTOUuO/XO9r+MjCJEwnmCUZuDR2RAcPP5psVDRSWVBB1kVfvIt0i9PkGDheNYu6ruicG4h6v1NNqpO3rpn82shiCMqGydpZoC0rwAqv0z7q7vibxV9BEe3xcNpjTIBHvzIaM2vG1YXRQ==; 5:RiQosFi2QKuo4BBnrTQFGaep4mSyxGFh5BD35AVHvF+lCt4z+x2BBIA04myZDBZ5u5smX7mR6YHw7ZMraOzPewZiT1Vy7vMfhDuppQUIS6NZp8KWLD6842PZMfEKVaxlwFXA+HF8EXaXtnLiqmNxbkvNMx5wF1PvJ+Zup3ePvyU=; 7:jScU1eRw/dpxSyPtvZfyCg2ePV6aNZ/GAT1fxrvD4Ow43nlIXTPgg8MiIFoQoYgshpBNer204NaeRhN4GszXJtrvPB6z7SW/K19eeihCE7lWaQYWifaQHTAPUK6cIvNqXLDc5mZKt2Cv1+dvZaI88A== x-ms-office365-filtering-correlation-id: f61533bf-5af3-444c-1081-08d65ca6db45 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390098)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600074)(711020)(4618075)(2017052603328)(7153060)(7193020); SRVR:MWHPR04MB0304; x-ms-traffictypediagnostic: MWHPR04MB0304: wdcipoutbound: EOP-TRUE x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(93006095)(93001095)(3231455)(999002)(944501520)(52105112)(3002001)(10201501046)(6055026)(148016)(149066)(150057)(6041310)(20161123564045)(20161123560045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123562045)(20161123558120)(201708071742011)(7699051)(76991095); SRVR:MWHPR04MB0304; BCL:0; PCL:0; RULEID:; SRVR:MWHPR04MB0304; x-forefront-prvs: 0880FB6EC1 x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(346002)(396003)(39860400002)(366004)(376002)(136003)(189003)(199004)(54906003)(110136005)(44832011)(386003)(6506007)(5660300001)(68736007)(2906002)(71190400001)(25786009)(71200400001)(86362001)(316002)(99286004)(14454004)(66066001)(102836004)(2501003)(6512007)(53936002)(4326008)(11346002)(6116002)(478600001)(81166006)(81156014)(3846002)(72206003)(8936002)(105586002)(256004)(118296001)(106356001)(39060400002)(446003)(6436002)(36756003)(6486002)(486006)(76176011)(186003)(2616005)(305945005)(26005)(97736004)(52116002)(476003)(50226002)(7736002)(8676002); DIR:OUT; SFP:1102; SCL:1; SRVR:MWHPR04MB0304; H:MWHPR04MB0401.namprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; x-microsoft-antispam-message-info: 5HmTtpRk07iYG7kZQ1F076yUwV+/kWQR8mx7WIqMVJwhl2Y29I/lXAcJQF/N9t6rqRCImfaP2K2iqj0XymQna/4VJAHuYYxrcHbeYkIidhYf+0Bu5Q5UmHULGmOqIgfJXnvqks65E7bK6vy3r/2a9nS7gZOXQ0XTAfyhx6mldCkkBcUj9on6Abj3Cm8Jh7qM1kjz+t7S4Dv4EmAi7no8gsC7neDbmuxlEItcbFgqVCj4yyiic86a1+QBy7OGyfgLMUQWCxYUUsmRVZDy+OT36L3JdCZv2HyzVdit0ZCr6j1CzHCG+LH6ud24Sbl9V3m8xLEZ050moeSHPFZTIa9z8FPXRssL30DKRNef9xpzs+s= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: f61533bf-5af3-444c-1081-08d65ca6db45 X-MS-Exchange-CrossTenant-originalarrivaltime: 08 Dec 2018 00:48:23.5649 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB0304 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 216.71.153.141 Subject: [Qemu-devel] [RFC v3 14/24] riscv: tcg-target: Add the out load and store instructions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "alistair23@gmail.com" , "richard.henderson@linaro.org" , Alistair Francis Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (found 2 invalid signatures) Content-Type: text/plain; charset="utf-8" Signed-off-by: Alistair Francis Signed-off-by: Michael Clark Signed-off-by: Richard Henderson Reviewed-by: Richard Henderson --- tcg/riscv/tcg-target.inc.c | 65 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index b7de24e5c8..04e81f811a 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -616,3 +616,68 @@ static void tcg_out_ext32s(TCGContext *s, TCGReg ret, = TCGReg arg) { tcg_out_opc_imm(s, OPC_ADDIW, ret, arg, 0); } + +static void tcg_out_ldst(TCGContext *s, RISCVInsn opc, TCGReg data, + TCGReg addr, intptr_t offset) +{ + intptr_t imm12 =3D sextreg(offset, 0, 12); + + if (offset !=3D imm12) { + intptr_t diff =3D offset - (uintptr_t)s->code_ptr; + + if (addr =3D=3D TCG_REG_ZERO && diff =3D=3D (int32_t)diff) { + imm12 =3D sextreg(diff, 0, 12); + tcg_out_opc_upper(s, OPC_AUIPC, TCG_REG_TMP2, diff - imm12); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_TMP2, offset - imm12); + if (addr !=3D TCG_REG_ZERO) { + tcg_out_opc_reg(s, OPC_ADD, TCG_REG_TMP2, TCG_REG_TMP2, ad= dr); + } + } + addr =3D TCG_REG_TMP2; + } + + switch (opc) { + case OPC_SB: + case OPC_SH: + case OPC_SW: + case OPC_SD: + tcg_out_opc_store(s, opc, addr, data, imm12); + break; + case OPC_LB: + case OPC_LBU: + case OPC_LH: + case OPC_LHU: + case OPC_LW: + case OPC_LWU: + case OPC_LD: + tcg_out_opc_imm(s, opc, data, addr, imm12); + break; + default: + g_assert_not_reached(); + } +} + +static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, intptr_t arg2) +{ + bool is32bit =3D (TCG_TARGET_REG_BITS =3D=3D 32 || type =3D=3D TCG_TYP= E_I32); + tcg_out_ldst(s, is32bit ? OPC_LW : OPC_LD, arg, arg1, arg2); +} + +static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, intptr_t arg2) +{ + bool is32bit =3D (TCG_TARGET_REG_BITS =3D=3D 32 || type =3D=3D TCG_TYP= E_I32); + tcg_out_ldst(s, is32bit ? OPC_SW : OPC_SD, arg, arg1, arg2); +} + +static bool tcg_out_sti(TCGContext *s, TCGType type, TCGArg val, + TCGReg base, intptr_t ofs) +{ + if (val =3D=3D 0) { + tcg_out_st(s, type, TCG_REG_ZERO, base, ofs); + return true; + } + return false; +} --=20 2.19.1