From nobody Thu Nov 7 13:26:41 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1632591595556793.5630548336557; Sat, 25 Sep 2021 10:39:55 -0700 (PDT) Received: from localhost ([::1]:58336 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mUBeU-0007xF-80 for importer@patchew.org; Sat, 25 Sep 2021 13:39:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36500) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUBW3-0002Ge-7e for qemu-devel@nongnu.org; Sat, 25 Sep 2021 13:31:12 -0400 Received: from [115.28.160.31] (port=57182 helo=mailbox.box.xen0n.name) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mUBW0-0005OE-Vy for qemu-devel@nongnu.org; Sat, 25 Sep 2021 13:31:10 -0400 Received: from ld50.lan (unknown [101.88.29.172]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by mailbox.box.xen0n.name (Postfix) with ESMTPSA id 7652F60B35; Sun, 26 Sep 2021 01:30:52 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632591052; bh=zoWVLHeixICyi7w2F1hpUGZ8DdJZNulu86QUXEHuQ+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=f3mityLa0ScmIyKcj5T+UhQBUO9D0uCvn7etIAAOzHWj/2vgcx+LMZfmT9vmV+8O6 xMJ38extEG0fnQaAlh4eYGD6YuzjB7QW2FboPv9uhLTbef39W4cRPaRMof2UNyldhp aD0MKb0tXWLzhHTpglf/lGRlPp0Sl7iCfwUDbl48= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v6 05/30] tcg/loongarch64: Add register names, allocation order and input/output sets Date: Sun, 26 Sep 2021 01:30:07 +0800 Message-Id: <20210925173032.2434906-6-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210925173032.2434906-1-git@xen0n.name> References: <20210925173032.2434906-1-git@xen0n.name> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 115.28.160.31 (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: 6 X-Spam_score: 0.6 X-Spam_bar: / X-Spam_report: (0.6 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , XiaoJuan Yang , Richard Henderson , Song Gao , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , WANG Xuerui , Laurent Vivier Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1632591598000100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 118 +++++++++++++++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 tcg/loongarch64/tcg-target.c.inc diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc new file mode 100644 index 0000000000..42eebef78e --- /dev/null +++ b/tcg/loongarch64/tcg-target.c.inc @@ -0,0 +1,118 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2021 WANG Xuerui + * + * Based on tcg/riscv/tcg-target.c.inc + * + * Copyright (c) 2018 SiFive, Inc + * Copyright (c) 2008-2009 Arnaud Patard + * Copyright (c) 2009 Aurelien Jarno + * Copyright (c) 2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * 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 OT= HER + * 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. + */ + +#ifdef CONFIG_DEBUG_TCG +static const char * const tcg_target_reg_names[TCG_TARGET_NB_REGS] =3D { + "zero", + "ra", + "tp", + "sp", + "a0", + "a1", + "a2", + "a3", + "a4", + "a5", + "a6", + "a7", + "t0", + "t1", + "t2", + "t3", + "t4", + "t5", + "t6", + "t7", + "t8", + "r21", /* reserved in the LP64 ABI, hence no ABI name */ + "s9", + "s0", + "s1", + "s2", + "s3", + "s4", + "s5", + "s6", + "s7", + "s8" +}; +#endif + +static const int tcg_target_reg_alloc_order[] =3D { + /* Registers preserved across calls */ + /* TCG_REG_S0 reserved for TCG_AREG0 */ + TCG_REG_S1, + TCG_REG_S2, + TCG_REG_S3, + TCG_REG_S4, + TCG_REG_S5, + TCG_REG_S6, + TCG_REG_S7, + TCG_REG_S8, + TCG_REG_S9, + + /* Registers (potentially) clobbered across calls */ + TCG_REG_T0, + TCG_REG_T1, + TCG_REG_T2, + TCG_REG_T3, + TCG_REG_T4, + TCG_REG_T5, + TCG_REG_T6, + TCG_REG_T7, + TCG_REG_T8, + + /* Argument registers, opposite order of allocation. */ + TCG_REG_A7, + TCG_REG_A6, + TCG_REG_A5, + TCG_REG_A4, + TCG_REG_A3, + TCG_REG_A2, + TCG_REG_A1, + TCG_REG_A0, +}; + +static const int tcg_target_call_iarg_regs[] =3D { + TCG_REG_A0, + TCG_REG_A1, + TCG_REG_A2, + TCG_REG_A3, + TCG_REG_A4, + TCG_REG_A5, + TCG_REG_A6, + TCG_REG_A7, +}; + +static const int tcg_target_call_oarg_regs[] =3D { + TCG_REG_A0, + TCG_REG_A1, +}; --=20 2.33.0