From patchwork Tue Nov 27 21:07:21 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alistair Francis X-Patchwork-Id: 1004022 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=wdc.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=wdc.com header.i=@wdc.com header.b="cU4FOQYH"; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=sharedspace.onmicrosoft.com header.i=@sharedspace.onmicrosoft.com header.b="SJdrJPHM"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 434GjY6bLjz9s1c for ; Wed, 28 Nov 2018 08:13:36 +1100 (AEDT) Received: from localhost ([::1]:44498 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gRkfl-00010J-2K for incoming@patchwork.ozlabs.org; Tue, 27 Nov 2018 16:13:33 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36025) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gRkZr-0003Gx-BM for qemu-devel@nongnu.org; Tue, 27 Nov 2018 16:07:28 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gRkZo-0003k6-5B for qemu-devel@nongnu.org; Tue, 27 Nov 2018 16:07:27 -0500 Received: from esa5.hgst.iphmx.com ([216.71.153.144]:22206) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gRkZn-0003ji-Rd; Tue, 27 Nov 2018 16:07:24 -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=1543352844; x=1574888844; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=WDaPr+ZejoaBi2m+8wAqMED2iqVQokZPkvaikiDT4zw=; b=cU4FOQYHqM1gCpvpJGFkB0Vi2spHKAxIsDMr3M8dBVwNz1yGDe1of5hs PNtbWJAf3TllWbr0WV4c0821K+JP+8BcdKoQyqWU0J5WMmotLVJpB3LyG 95N/0Lrt4znX4WfnBiqmdQ+bKCU5e2OjkgoiZJqya2mKhKy2wzKTZqA9H eTeG5nKKmJI+MNqYsD7J4D8+7QEecrVlzqDD2NkBafjtQWc9Ch/TvoDlO OefMSzgrTrQ3Ykf9EH1QUEys7WIkNsd+xyIUS51+Cg+BXUQhQylMOXa6C fBfVzjoYxDfH5fwCGt67XINvJ7VkKgBeYlsk+FwqQIPRJoIy9I7o9FTu7 Q==; X-IronPort-AV: E=Sophos;i="5.56,287,1539619200"; d="scan'208";a="96433584" Received: from mail-by2nam05lp0241.outbound.protection.outlook.com (HELO NAM05-BY2-obe.outbound.protection.outlook.com) ([216.32.181.241]) by ob1.hgst.iphmx.com with ESMTP; 28 Nov 2018 05:07:23 +0800 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=SwjABlZvCNL4A1rXm/uYjZ/YNH5E0Jeb/UjXcy7z8qo=; b=SJdrJPHMSbnP1AYjwmbAPv2fGrCP1Jbpusw2IS2+pljREOFYw3aaqZR1PIb1ibuYRC47Uw01XI++bwVxRiYCsCymPcplU1wusWR9MbRcljH1HCMcgCxZ0DS48vSTzFfc4VHG1h79XeaLaVlHnwq6i4rK1aQN/dVzYooRfkxLkmA= Received: from MWHPR04MB0401.namprd04.prod.outlook.com (10.173.48.18) by MWHPR04MB0943.namprd04.prod.outlook.com (10.174.174.153) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1361.19; Tue, 27 Nov 2018 21:07:21 +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 15.20.1361.019; Tue, 27 Nov 2018 21:07:21 +0000 From: Alistair Francis To: "qemu-devel@nongnu.org" , "qemu-riscv@nongnu.org" Thread-Topic: [RFC v2 05/24] riscv: Add the tcg-target header file Thread-Index: AQHUhpUvcZzi1dMAgk2psrdjTfRoVQ== Date: Tue, 27 Nov 2018 21:07:21 +0000 Message-ID: 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: BYAPR01CA0049.prod.exchangelabs.com (2603:10b6:a03:94::26) 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; MWHPR04MB0943; 6:2uhzgkhNeKGT/rX2vIGIaTnTeI1MKfdT60MW6gZWU6+7Y41BBtrFsYwrjP8Jd9f1q6SeG+PZlh32Z6yXfUPdEsZuqvzrQlr6LZLNeMKRd+0NtF3OcpWG2Qn1pKI1Bs06fREAt0qbFoK0jy8nZQBMHytyTjOr2d0l70SXVPhBdk4Wbs8For2fnrq5of1SIig1vDz3dMKG68eUMzG719FdEvDxzQJg0sfXBi8KrJDUnhK5nKqWt03xzMZOlYGK7uroKpGjJNSqKbkZ0q/tdczadqDygM/Bk+RngNY/0eJVfYLzJ9uRr1yn2j6P+pqUvfr9XpplCe0pmPjQxP1JYoOJNZqJyRaUZOum58i0y8t1ejo9YZfwbaWxTC723Sh3KrsoxC4vRqIyvwxbe85PqXAX0bMNkmvcLkZtRVXoqoCmSCtLJ1qdcqfw4Jv4vVa7HMUSbW7jQFTHT7IyOXGCGyWgGg==; 5:8FsidXlYKiLjAgJjosH0IQ3FZvMinzg2H2E2HD48qZ7CBGEAhhXlRuOj4uRLkarXcP2WdmTVzjyPw/1EmYzea+LeIXEYfRRDqedXpqW34PnCd7H8Xh35ZjYx9dlXDYi6Q2cTgLLPWztExS8mxiv+aEL2YEo59mLkP4KVel7G/HI=; 7:XcnIuiF2MEXZuaYJs8A12LkautiJ+3rDZzLnoEiayfCo6ZSZynWswr/eqlPh1Ae9RpsjDiZ98w2UDXUpELGj+gKpx5OCjOvP9L+33z7rTXF9ZPZk2kUC5ebrRTD+QOKW2WgXJOv9tUc8XwN4jyM23A== x-ms-office365-filtering-correlation-id: 58ffb872-4044-4141-2dbb-08d654ac5228 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:MWHPR04MB0943; x-ms-traffictypediagnostic: MWHPR04MB0943: 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)(8121501046)(5005006)(10201501046)(3231443)(944501410)(52105112)(3002001)(93006095)(93001095)(6055026)(148016)(149066)(150057)(6041310)(20161123562045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(20161123558120)(20161123560045)(201708071742011)(7699051)(76991095); SRVR:MWHPR04MB0943; BCL:0; PCL:0; RULEID:; SRVR:MWHPR04MB0943; x-forefront-prvs: 086943A159 x-forefront-antispam-report: SFV:NSPM; SFS:(10019020)(396003)(39860400002)(346002)(366004)(376002)(136003)(189003)(199004)(14454004)(97736004)(5660300001)(2501003)(4326008)(81156014)(81166006)(8936002)(14444005)(256004)(6512007)(316002)(53936002)(8676002)(39060400002)(110136005)(7736002)(305945005)(118296001)(36756003)(3846002)(86362001)(6116002)(54906003)(11346002)(68736007)(99286004)(76176011)(52116002)(2616005)(446003)(72206003)(66066001)(26005)(486006)(44832011)(71200400001)(71190400001)(386003)(6486002)(50226002)(6436002)(25786009)(102836004)(186003)(476003)(105586002)(6506007)(2906002)(106356001)(478600001); DIR:OUT; SFP:1102; SCL:1; SRVR:MWHPR04MB0943; H:MWHPR04MB0401.namprd04.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; MX:1; A:1; x-microsoft-antispam-message-info: 8mX/C4dKnIEZuMPTVMkFnuLKhI8g910wXMExpSbwVSpmZPSh81NccSE1rFEWEBWnZipzgxehlvM/A4gxxJTNvku77cEEAZDJlmWJznrnTfEexpb2bXU/HHYh7s0Q/L0wvXUTP9rxVZI37W/UQMwBNdH4O89o+7pHjI1ZIN9OfXJiWq8OatTRkDbPAwqBGztjHWjf+rbyHxqM0Atcv/AMpmqg5CC0mUpNhfHn+EE+hBc4lNQE2xn8juSPrGrzeldf4RekA0yxelIseYS8AS7JAFoPjasx0q0ugri7WJFIpbVCFkAh48UrrA5Hqspu0gd/7+rh62xBUjdQyxSugc8MNOAITQZXdL/lV3FmCpD084I= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-Network-Message-Id: 58ffb872-4044-4141-2dbb-08d654ac5228 X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Nov 2018 21:07:21.3820 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR04MB0943 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 216.71.153.144 Subject: [Qemu-devel] [RFC v2 05/24] riscv: Add the tcg-target header file 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Alistair Francis Signed-off-by: Michael Clark Reviewed-by: Richard Henderson --- tcg/riscv/tcg-target.h | 173 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 tcg/riscv/tcg-target.h diff --git a/tcg/riscv/tcg-target.h b/tcg/riscv/tcg-target.h new file mode 100644 index 0000000000..76ce2acfb5 --- /dev/null +++ b/tcg/riscv/tcg-target.h @@ -0,0 +1,173 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2018 SiFive, Inc + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef RISCV_TCG_TARGET_H +#define RISCV_TCG_TARGET_H + +#if __riscv_xlen == 32 +# define TCG_TARGET_REG_BITS 32 +#elif __riscv_xlen == 64 +# define TCG_TARGET_REG_BITS 64 +#endif + +#define TCG_TARGET_INSN_UNIT_SIZE 4 +#define TCG_TARGET_TLB_DISPLACEMENT_BITS 20 +#define TCG_TARGET_NB_REGS 32 + +typedef enum { + TCG_REG_ZERO, + TCG_REG_RA, + TCG_REG_SP, + TCG_REG_GP, + TCG_REG_TP, + TCG_REG_T0, + TCG_REG_T1, + TCG_REG_T2, + TCG_REG_S0, + TCG_REG_S1, + TCG_REG_A0, + TCG_REG_A1, + TCG_REG_A2, + TCG_REG_A3, + TCG_REG_A4, + TCG_REG_A5, + TCG_REG_A6, + TCG_REG_A7, + TCG_REG_S2, + TCG_REG_S3, + TCG_REG_S4, + TCG_REG_S5, + TCG_REG_S6, + TCG_REG_S7, + TCG_REG_S8, + TCG_REG_S9, + TCG_REG_S10, + TCG_REG_S11, + TCG_REG_T3, + TCG_REG_T4, + TCG_REG_T5, + TCG_REG_T6, + + /* aliases */ + TCG_AREG0 = TCG_REG_S0, + TCG_GUEST_BASE_REG = TCG_REG_S1, + TCG_REG_TMP0 = TCG_REG_T6, + TCG_REG_TMP1 = TCG_REG_T5, + TCG_REG_TMP2 = TCG_REG_T4, +} TCGReg; + +/* used for function call generation */ +#define TCG_REG_CALL_STACK TCG_REG_SP +#define TCG_TARGET_STACK_ALIGN 16 +#define TCG_TARGET_CALL_ALIGN_ARGS 1 +#define TCG_TARGET_CALL_STACK_OFFSET 0 + +/* optional instructions */ +#define TCG_TARGET_HAS_goto_ptr 1 +#define TCG_TARGET_HAS_movcond_i32 0 +#define TCG_TARGET_HAS_div_i32 1 +#define TCG_TARGET_HAS_rem_i32 1 +#define TCG_TARGET_HAS_div2_i32 0 +#define TCG_TARGET_HAS_rot_i32 0 +#define TCG_TARGET_HAS_deposit_i32 0 +#define TCG_TARGET_HAS_extract_i32 0 +#define TCG_TARGET_HAS_sextract_i32 0 +#define TCG_TARGET_HAS_add2_i32 1 +#define TCG_TARGET_HAS_sub2_i32 1 +#define TCG_TARGET_HAS_mulu2_i32 0 +#define TCG_TARGET_HAS_muls2_i32 0 +#define TCG_TARGET_HAS_muluh_i32 (TCG_TARGET_REG_BITS == 32) +#define TCG_TARGET_HAS_mulsh_i32 (TCG_TARGET_REG_BITS == 32) +#define TCG_TARGET_HAS_ext8s_i32 1 +#define TCG_TARGET_HAS_ext16s_i32 1 +#define TCG_TARGET_HAS_ext8u_i32 1 +#define TCG_TARGET_HAS_ext16u_i32 1 +#define TCG_TARGET_HAS_bswap16_i32 0 +#define TCG_TARGET_HAS_bswap32_i32 0 +#define TCG_TARGET_HAS_not_i32 1 +#define TCG_TARGET_HAS_neg_i32 1 +#define TCG_TARGET_HAS_andc_i32 0 +#define TCG_TARGET_HAS_orc_i32 0 +#define TCG_TARGET_HAS_eqv_i32 0 +#define TCG_TARGET_HAS_nand_i32 0 +#define TCG_TARGET_HAS_nor_i32 0 +#define TCG_TARGET_HAS_clz_i32 0 +#define TCG_TARGET_HAS_ctz_i32 0 +#define TCG_TARGET_HAS_ctpop_i32 0 +#define TCG_TARGET_HAS_direct_jump 0 +#define TCG_TARGET_HAS_brcond2 1 +#define TCG_TARGET_HAS_setcond2 1 + +#if TCG_TARGET_REG_BITS == 64 +#define TCG_TARGET_HAS_movcond_i64 0 +#define TCG_TARGET_HAS_div_i64 1 +#define TCG_TARGET_HAS_rem_i64 1 +#define TCG_TARGET_HAS_div2_i64 0 +#define TCG_TARGET_HAS_rot_i64 0 +#define TCG_TARGET_HAS_deposit_i64 0 +#define TCG_TARGET_HAS_extract_i64 0 +#define TCG_TARGET_HAS_sextract_i64 0 +#define TCG_TARGET_HAS_extrl_i64_i32 1 +#define TCG_TARGET_HAS_extrh_i64_i32 1 +#define TCG_TARGET_HAS_ext8s_i64 1 +#define TCG_TARGET_HAS_ext16s_i64 1 +#define TCG_TARGET_HAS_ext32s_i64 1 +#define TCG_TARGET_HAS_ext8u_i64 1 +#define TCG_TARGET_HAS_ext16u_i64 1 +#define TCG_TARGET_HAS_ext32u_i64 1 +#define TCG_TARGET_HAS_bswap16_i64 0 +#define TCG_TARGET_HAS_bswap32_i64 0 +#define TCG_TARGET_HAS_bswap64_i64 0 +#define TCG_TARGET_HAS_not_i64 1 +#define TCG_TARGET_HAS_neg_i64 1 +#define TCG_TARGET_HAS_andc_i64 0 +#define TCG_TARGET_HAS_orc_i64 0 +#define TCG_TARGET_HAS_eqv_i64 0 +#define TCG_TARGET_HAS_nand_i64 0 +#define TCG_TARGET_HAS_nor_i64 0 +#define TCG_TARGET_HAS_clz_i64 0 +#define TCG_TARGET_HAS_ctz_i64 0 +#define TCG_TARGET_HAS_ctpop_i64 0 +#define TCG_TARGET_HAS_add2_i64 1 +#define TCG_TARGET_HAS_sub2_i64 1 +#define TCG_TARGET_HAS_mulu2_i64 0 +#define TCG_TARGET_HAS_muls2_i64 0 +#define TCG_TARGET_HAS_muluh_i64 1 +#define TCG_TARGET_HAS_mulsh_i64 1 +#endif + +static inline void flush_icache_range(uintptr_t start, uintptr_t stop) +{ + __builtin___clear_cache((char *)start, (char *)stop); +} + +void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t); + +#define TCG_TARGET_DEFAULT_MO (0) + +#ifdef CONFIG_SOFTMMU +#define TCG_TARGET_NEED_LDST_LABELS +#endif + +#endif