From nobody Thu Nov 6 18:27:52 2025 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 1542322322173855.2223629499154; Thu, 15 Nov 2018 14:52:02 -0800 (PST) Received: from localhost ([::1]:41185 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNQUS-0004Ek-Th for importer@patchew.org; Thu, 15 Nov 2018 17:52:00 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47997) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNQFG-0006wG-FI for qemu-devel@nongnu.org; Thu, 15 Nov 2018 17:36:19 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gNQFC-0004a1-IH for qemu-devel@nongnu.org; Thu, 15 Nov 2018 17:36:18 -0500 Received: from esa3.hgst.iphmx.com ([216.71.153.141]:51983) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gNQFA-0004ZB-RA; Thu, 15 Nov 2018 17:36:14 -0500 Received: from mail-cys01nam02lp0050.outbound.protection.outlook.com (HELO NAM02-CY1-obe.outbound.protection.outlook.com) ([207.46.163.50]) by ob1.hgst.iphmx.com with ESMTP; 16 Nov 2018 06:36:02 +0800 Received: from MWHPR04MB0401.namprd04.prod.outlook.com (10.173.48.18) by MWHPR04MB0481.namprd04.prod.outlook.com (10.173.48.150) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1294.27; Thu, 15 Nov 2018 22:36:00 +0000 Received: from MWHPR04MB0401.namprd04.prod.outlook.com ([fe80::4853:2cc0:27bc:a62e]) by MWHPR04MB0401.namprd04.prod.outlook.com ([fe80::4853:2cc0:27bc:a62e%12]) with mapi id 15.20.1294.045; Thu, 15 Nov 2018 22:36:01 +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=1542321373; x=1573857373; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=8/Rk6tVCpy6MUHXed+WXJxV2NAZPuHUqOCWACo98NAo=; b=LHXCx4GeBZwkf5BN/edH+lq3PQcDnkBTpbo+Cw7xMgKBJ8A1inL8dI6O r4h6FpZtKJjBbpgdjAiKi1fCCz27+rfoeZckfCkoAw+byvRr5+Z2olWcg h22Mun//akSbiXPP0EX9JeCldYOquFNRJLPEQjH81AK32JB4itI6xxpCn WVgPccKeScS+key9GY5El8LjE81gS6nZvPD6sNZ1l4Ir6xO/pHMPAEhpD nAD75JE73Bqe4CEzmoPAHkhWmwQotXKlDKjxyor6/O4N56idfkd7XgDbE adGIsTawlOmd38Ri4jAu+nIg0ONsY/TKX2bJNLHJQwDimB0yB49o9siJu A==; X-IronPort-AV: E=Sophos;i="5.56,237,1539619200"; d="scan'208";a="99166009" 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=24cG47hRjCzxAS+3zSXXrBJWbfsGhHTnNF9RDpxN58Y=; b=aXat+Cq0DA/+oS+7PpqY8UVtcHZzEUxRy57AhYNprnMBHdoxnnvxg2oYWH8QRfEQ9WPYvWtCtDOTFKzGJjF2TK22iyqwQLSZcGZNWMgM9BfGytFK/XdJdTemAnHDKn85+CP1iwEBaDDfSbmnFXLuti2eguXDEzKYo3NVDn7G4ZU= From: Alistair Francis To: "qemu-devel@nongnu.org" , "qemu-riscv@nongnu.org" Thread-Topic: [RFC v1 14/23] riscv: tcg-target: Add the out load and store instructions Thread-Index: AQHUfTOVaruRtxqVIU6Srehedirs0g== Date: Thu, 15 Nov 2018 22:36:00 +0000 Message-ID: <7961f2bc55e109ff10543c4665c5cbc3c75a5bf7.1542321076.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: BYAPR01CA0024.prod.exchangelabs.com (2603:10b6:a02:80::37) 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: [199.255.44.171] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; MWHPR04MB0481; 6:OSY/ECWBP9kre0B7cM99by2C8P+qPUpHpleMJPn/iESIvbhnohVBn3FqEhKcbwP2MtAuAzFrl4lfT1HypqhIPusbDjUSrsO0uronM2rbTjjB3SonAiCPCRhPDM+DO+pZT+8Ui+dTmCwHzzeabCS1kHXIffwOUrJHTvxv604JBcSiRYFKzHFaXhp9/IJY3iTCb75I4dVqXzKSEGMkUGfCKc89bLkuRETFmh+ZfFnHDssWHP+u33pnDoMrFhUalmBWrBY+6KftwYpT4PZ++OradAxrHKr26OeQgYxOG1427uiZnoEurVO04BHtF9jdnI3XElKC3E7aFIzp9lGJQk10j7Oq4WmHKHxL1hgxGxarW43zK9orHyTGMTU1+Cdv/LgpqAk1TXnHJ3x6Wi0ffLwlGvKZBQwC0clUch2zMXbNfXzBOdxA1EoE0VT09cT0hjR+zHkNr8xAgCOJ9PB02EneaA==; 5:qrLZP4JF914dgPJIrZ/FfufibOLyGiYzo/fw5xC9OXFPbWU567jHk/yTLR3SiqrlHbi/+aqjbzg7romI9ewXYdzF0iEmpXV6O6/akexRmxVHpb2K8lxEDrJ+fMC9SnAo1NPqeprZdse6/qYEBnxFivt24yNhTLwoxOVd3kWN75Q=; 7:hZq0+Up02vcfOfaTIi0H1bFDrIFmpI4xiHSK71uZ5YyqLZ0k9SrYr7AFw8U93x25klxDlRBvVm53XnjGYMxAnsSoq7eKj9v5hVNH6rZSzS/WoxK+z9Hoa5dIOHSSx1BjFyzO9o0v2dStk5QGxQdIoA== x-ms-office365-filtering-correlation-id: 0e9b4a48-ad1e-410d-832a-08d64b4ab7e7 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0; PCL:0; RULEID:(2390098)(7020095)(4652040)(8989299)(5600074)(711020)(4618075)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(2017052603328)(7153060)(7193020); SRVR:MWHPR04MB0481; x-ms-traffictypediagnostic: MWHPR04MB0481: wdcipoutbound: EOP-TRUE x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-ms-exchange-senderadcheck: 1 x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(3231415)(944501410)(52105112)(10201501046)(93006095)(93001095)(3002001)(6055026)(148016)(149066)(150057)(6041310)(20161123558120)(20161123562045)(20161123560045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(201708071742011)(7699051)(76991095); SRVR:MWHPR04MB0481; BCL:0; PCL:0; RULEID:; SRVR:MWHPR04MB0481; x-forefront-prvs: 08572BD77F x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(376002)(39860400002)(396003)(346002)(366004)(136003)(189003)(199004)(8936002)(81166006)(81156014)(54906003)(8676002)(76176011)(86362001)(386003)(71190400001)(6506007)(71200400001)(52116002)(97736004)(110136005)(26005)(446003)(50226002)(118296001)(99286004)(106356001)(2616005)(476003)(66066001)(11346002)(36756003)(39060400002)(72206003)(102836004)(14454004)(186003)(486006)(2501003)(44832011)(3846002)(6116002)(256004)(2900100001)(5660300001)(305945005)(6512007)(6486002)(25786009)(2906002)(478600001)(105586002)(4326008)(68736007)(7736002)(53936002)(316002)(6436002); DIR:OUT; SFP:1102; SCL:1; SRVR:MWHPR04MB0481; H:MWHPR04MB0401.namprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; x-microsoft-antispam-message-info: AXf0J4sPagDzLpaWQFQ4qziKd+5eqctUfp6F+F0FfGvR3U+PBMeXF0g2lp5M2qsi5vY7dCoxx44iPGItkV2NMPr7wTUmdGFHGWtPknojq1Td2QSok5bU4GrFAzIoqs9eaMGc7G/GmD5IDNM7bcEHXeW7zrzsrWAxijAmWQsh0KwqtWL5iaHOznQ6EB4bT6csKYbhKzkP1OrE3nRvOdhKzcETkxJB1xCKZeKNS12hrDH1n4GG0RtJ4mzpfGbWbq6WAFXqs+I+Hr5mFs22IAqYGC3zHKtiK9F+EyrROUc7/9z4ScCdfurrcXAHs6vVD/yjiLQH8i01AJZmocvOPcUGhXJ33XAfRSYOsBB61oATOxU= 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: 0e9b4a48-ad1e-410d-832a-08d64b4ab7e7 X-MS-Exchange-CrossTenant-originalarrivaltime: 15 Nov 2018 22:36:00.9013 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB0481 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 v1 14/23] 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" , 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 Reviewed-by: Richard Henderson --- tcg/riscv/tcg-target.inc.c | 56 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index 646a4d3ebd..bc433170c4 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -518,6 +518,62 @@ static void tcg_out_ext32s(TCGContext *s, TCGReg ret, = TCGReg arg) tcg_out_opc_imm(s, OPC_ADDIW, ret, arg, 0); } =20 +static void tcg_out_ldst(TCGContext *s, RISCVInsn opc, TCGReg data, + TCGReg addr, intptr_t offset) +{ + int32_t imm12 =3D sextract32(offset, 0, 12); + if (offset !=3D imm12) { + 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, addr); + } + 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; +} + void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_addr, uintptr_t addr) { --=20 2.19.1