From nobody Thu Apr 25 10:15:21 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 1632255715667957.4625949534566; Tue, 21 Sep 2021 13:21:55 -0700 (PDT) Received: from localhost ([::1]:47132 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmH3-0006ui-Ss for importer@patchew.org; Tue, 21 Sep 2021 16:21:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45196) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEo-0003z0-KQ for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:34 -0400 Received: from [115.28.160.31] (port=55960 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 1mSmEm-0000Lc-KV for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:34 -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 A94C8633F2; Wed, 22 Sep 2021 04:19:25 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255565; bh=+iUspIXOsG/uaNec4qlFLc69K3AZxcAoGJIJBpYxthc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=N2WAdWzXlLo0cQc9j1w/R7bQT2jNwffoRMhUta8MgnDcNBOqRTUUWCHRj8oNVEtcC Eu8k3bJTDRaNTKgOVRExySv4sDjFeic7CBCgr/ek6tn/kTPoV2/MJS2eYiM9HE50ev VI63qUWSz8DIeAtg24fdDNY1Fk2EaK5pZA+Qj1hE= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 01/30] elf: Add machine type value for LoongArch Date: Wed, 22 Sep 2021 04:18:46 +0800 Message-Id: <20210921201915.601245-2-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: 1 X-Spam_score: 0.1 X-Spam_bar: / X-Spam_report: (0.1 / 5.0 requ) BAYES_05=-0.5, 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: WANG Xuerui 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: 1632255719273100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui --- include/elf.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/elf.h b/include/elf.h index 811bf4a1cb..3a4bcb646a 100644 --- a/include/elf.h +++ b/include/elf.h @@ -182,6 +182,8 @@ typedef struct mips_elf_abiflags_v0 { =20 #define EM_NANOMIPS 249 /* Wave Computing nanoMIPS */ =20 +#define EM_LOONGARCH 258 /* LoongArch */ + /* * This is an interim value that we will use until the committee comes * up with a final number. --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255889284118.65965057573021; Tue, 21 Sep 2021 13:24:49 -0700 (PDT) Received: from localhost ([::1]:55826 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmJs-0004Io-AF for importer@patchew.org; Tue, 21 Sep 2021 16:24:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45214) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEp-00040D-La for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:35 -0400 Received: from [115.28.160.31] (port=55958 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 1mSmEm-0000Lb-HM for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:35 -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 D24B0633F3; Wed, 22 Sep 2021 04:19:25 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255565; bh=au+PgO6pbmQb/aX8256i+kViXc/LG9ZHxoFrvtxhdRs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=S+vHsofsr7FpSnKHBpoEPPn9r4BdWgC4KOI/oosK0Nbi/geNZdqOccBabZ8yVNlOq G/5H9ASPjRpAB64Emucho1ZsyUiDybqoqfdVazMLS10JkXzMunsQ0FqRdCrrgm56GC Q9Zolsorkkg9bCLZELgTnbqCJHdAT3efHJS87onM= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 02/30] MAINTAINERS: Add tcg/loongarch64 entry with myself as maintainer Date: Wed, 22 Sep 2021 04:18:47 +0800 Message-Id: <20210921201915.601245-3-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-git@xen0n.name> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632255891453100001 I ported the initial code, so I should maintain it of course. Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- MAINTAINERS | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 6c20634d63..66d1a17ca3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3109,6 +3109,11 @@ S: Maintained F: tcg/i386/ F: disas/i386.c =20 +LoongArch64 TCG target +M: WANG Xuerui +S: Maintained +F: tcg/loongarch64/ + MIPS TCG target M: Philippe Mathieu-Daud=C3=A9 R: Aurelien Jarno --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255716522597.0077842603223; Tue, 21 Sep 2021 13:21:56 -0700 (PDT) Received: from localhost ([::1]:47284 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmH5-00070p-CQ for importer@patchew.org; Tue, 21 Sep 2021 16:21:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45218) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEq-00040o-8Y for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:36 -0400 Received: from [115.28.160.31] (port=55962 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 1mSmEm-0000Lv-KT for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:36 -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 0B081633F4; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=QAdiTCs8iVm4T5ZxRfYlNWgkFHXYPigTpEpEUQzv2/o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UXQQN/bxtUTr1B4o7rUKe1wG3/SppXpw1/L321zCq1fAwzf/zW+TGoOFN4z2l8M8s drsppKVBmn/J+oBY1WQSIwa+HPowiN/1JpaqdXMHWycIm0qKqPVH2nilOoZcXKbJDY FOpHDLQI8d1ej4a+w4bJgyNSKRG6UzOL8Ye1kjU8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 03/30] tcg/loongarch64: Add the tcg-target.h file Date: Wed, 22 Sep 2021 04:18:48 +0800 Message-Id: <20210921201915.601245-4-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632255719324100005 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.h | 180 +++++++++++++++++++++++++++++++++++ 1 file changed, 180 insertions(+) create mode 100644 tcg/loongarch64/tcg-target.h diff --git a/tcg/loongarch64/tcg-target.h b/tcg/loongarch64/tcg-target.h new file mode 100644 index 0000000000..d9d320adac --- /dev/null +++ b/tcg/loongarch64/tcg-target.h @@ -0,0 +1,180 @@ +/* + * Tiny Code Generator for QEMU + * + * Copyright (c) 2021 WANG Xuerui + * + * Based on tcg/riscv/tcg-target.h + * + * 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"), 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. + */ + +#ifndef LOONGARCH_TCG_TARGET_H +#define LOONGARCH_TCG_TARGET_H + +/* + * Loongson removed the (incomplete) 32-bit support from kernel and toolch= ain + * for the initial upstreaming of this architecture, so don't bother and j= ust + * support the LP64 ABI for now. + */ +#if defined(__loongarch64) +# define TCG_TARGET_REG_BITS 64 +#else +# error unsupported LoongArch register size +#endif + +#define TCG_TARGET_INSN_UNIT_SIZE 4 +#define TCG_TARGET_NB_REGS 32 +#define MAX_CODE_GEN_BUFFER_SIZE ((size_t)-1) + +typedef enum { + TCG_REG_ZERO, + TCG_REG_RA, + TCG_REG_TP, + TCG_REG_SP, + 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_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, + TCG_REG_RESERVED, + TCG_REG_S9, + TCG_REG_S0, + TCG_REG_S1, + TCG_REG_S2, + TCG_REG_S3, + TCG_REG_S4, + TCG_REG_S5, + TCG_REG_S6, + TCG_REG_S7, + TCG_REG_S8, + + /* aliases */ + TCG_AREG0 =3D TCG_REG_S0, + TCG_REG_TMP0 =3D TCG_REG_T8, + TCG_REG_TMP1 =3D TCG_REG_T7, + TCG_REG_TMP2 =3D TCG_REG_T6, +} 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_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 1 +#define TCG_TARGET_HAS_deposit_i32 1 +#define TCG_TARGET_HAS_extract_i32 1 +#define TCG_TARGET_HAS_sextract_i32 0 +#define TCG_TARGET_HAS_extract2_i32 0 +#define TCG_TARGET_HAS_add2_i32 0 +#define TCG_TARGET_HAS_sub2_i32 0 +#define TCG_TARGET_HAS_mulu2_i32 0 +#define TCG_TARGET_HAS_muls2_i32 0 +#define TCG_TARGET_HAS_muluh_i32 1 +#define TCG_TARGET_HAS_mulsh_i32 1 +#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 1 +#define TCG_TARGET_HAS_not_i32 1 +#define TCG_TARGET_HAS_neg_i32 0 +#define TCG_TARGET_HAS_andc_i32 1 +#define TCG_TARGET_HAS_orc_i32 1 +#define TCG_TARGET_HAS_eqv_i32 1 +#define TCG_TARGET_HAS_nand_i32 0 +#define TCG_TARGET_HAS_nor_i32 1 +#define TCG_TARGET_HAS_clz_i32 1 +#define TCG_TARGET_HAS_ctz_i32 1 +#define TCG_TARGET_HAS_ctpop_i32 0 +#define TCG_TARGET_HAS_direct_jump 0 +#define TCG_TARGET_HAS_brcond2 0 +#define TCG_TARGET_HAS_setcond2 0 +#define TCG_TARGET_HAS_qemu_st8_i32 0 + +/* 64-bit operations */ +#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 1 +#define TCG_TARGET_HAS_deposit_i64 1 +#define TCG_TARGET_HAS_extract_i64 1 +#define TCG_TARGET_HAS_sextract_i64 0 +#define TCG_TARGET_HAS_extract2_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 1 +#define TCG_TARGET_HAS_bswap64_i64 1 +#define TCG_TARGET_HAS_not_i64 1 +#define TCG_TARGET_HAS_neg_i64 0 +#define TCG_TARGET_HAS_andc_i64 1 +#define TCG_TARGET_HAS_orc_i64 1 +#define TCG_TARGET_HAS_eqv_i64 1 +#define TCG_TARGET_HAS_nand_i64 0 +#define TCG_TARGET_HAS_nor_i64 1 +#define TCG_TARGET_HAS_clz_i64 1 +#define TCG_TARGET_HAS_ctz_i64 1 +#define TCG_TARGET_HAS_ctpop_i64 0 +#define TCG_TARGET_HAS_add2_i64 0 +#define TCG_TARGET_HAS_sub2_i64 0 +#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 + +/* not defined -- call should be eliminated at compile time */ +void tb_target_set_jmp_target(uintptr_t, uintptr_t, uintptr_t, uintptr_t); + +#define TCG_TARGET_DEFAULT_MO (0) + +#ifdef CONFIG_SOFTMMU +#define TCG_TARGET_NEED_LDST_LABELS +#endif + +#define TCG_TARGET_HAS_MEMORY_BSWAP 0 + +#endif /* LOONGARCH_TCG_TARGET_H */ --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255892913733.0195819459043; Tue, 21 Sep 2021 13:24:52 -0700 (PDT) Received: from localhost ([::1]:56110 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmJv-0004Uo-Pq for importer@patchew.org; Tue, 21 Sep 2021 16:24:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45248) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEs-00041c-P9 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:39 -0400 Received: from [115.28.160.31] (port=55956 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 1mSmEm-0000LJ-GM for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:38 -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 2B6C7633F5; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=KmdZI1Isr8VUxjWt6I5+r85shZMUMS3QzYs3ju6dO3w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c5vxllE5CMRxxQGcgPEK5Efkt8ZAXJ8ShIlGlOp0v6eYUhsVW+aSJxzuqEVOBCStK e+C/IlPx2OKDPExs1unef3sxNLvBz+5Mag59YrmumtZ0hmGYDKOhy+luDoavPw6HHA ynxOajPU8td14OOTakqZB2DesDESpT6YHGkBqFyk= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 04/30] tcg/loongarch64: Add generated instruction opcodes and encoding helpers Date: Wed, 22 Sep 2021 04:18:49 +0800 Message-Id: <20210921201915.601245-5-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632255893949100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Acked-by: Richard Henderson --- tcg/loongarch64/tcg-insn-defs.c.inc | 873 ++++++++++++++++++++++++++++ 1 file changed, 873 insertions(+) create mode 100644 tcg/loongarch64/tcg-insn-defs.c.inc diff --git a/tcg/loongarch64/tcg-insn-defs.c.inc b/tcg/loongarch64/tcg-insn= -defs.c.inc new file mode 100644 index 0000000000..b587e92c1b --- /dev/null +++ b/tcg/loongarch64/tcg-insn-defs.c.inc @@ -0,0 +1,873 @@ +/* SPDX-License-Identifier: MIT */ +/* + * LoongArch instruction formats, opcodes, and encoders for TCG use. + * + * Code generated by genqemutcgdefs from + * https://github.com/loongson-community/loongarch-opcodes, + * from commit a6a0cd83c8dbf7d05dcad1554e32fd7ea496c78f. + * DO NOT EDIT. + */ + +typedef enum { + OPC_CLZ_W =3D 0x00001400, + OPC_CTZ_W =3D 0x00001c00, + OPC_CLZ_D =3D 0x00002400, + OPC_CTZ_D =3D 0x00002c00, + OPC_REVB_2W =3D 0x00003800, + OPC_REVB_D =3D 0x00003c00, + OPC_SEXT_H =3D 0x00005800, + OPC_SEXT_B =3D 0x00005c00, + OPC_ADD_W =3D 0x00100000, + OPC_ADD_D =3D 0x00108000, + OPC_SUB_W =3D 0x00110000, + OPC_SUB_D =3D 0x00118000, + OPC_SLT =3D 0x00120000, + OPC_SLTU =3D 0x00128000, + OPC_MASKEQZ =3D 0x00130000, + OPC_MASKNEZ =3D 0x00138000, + OPC_NOR =3D 0x00140000, + OPC_AND =3D 0x00148000, + OPC_OR =3D 0x00150000, + OPC_XOR =3D 0x00158000, + OPC_ORN =3D 0x00160000, + OPC_ANDN =3D 0x00168000, + OPC_SLL_W =3D 0x00170000, + OPC_SRL_W =3D 0x00178000, + OPC_SRA_W =3D 0x00180000, + OPC_SLL_D =3D 0x00188000, + OPC_SRL_D =3D 0x00190000, + OPC_SRA_D =3D 0x00198000, + OPC_ROTR_W =3D 0x001b0000, + OPC_ROTR_D =3D 0x001b8000, + OPC_MUL_W =3D 0x001c0000, + OPC_MULH_W =3D 0x001c8000, + OPC_MULH_WU =3D 0x001d0000, + OPC_MUL_D =3D 0x001d8000, + OPC_MULH_D =3D 0x001e0000, + OPC_MULH_DU =3D 0x001e8000, + OPC_DIV_W =3D 0x00200000, + OPC_MOD_W =3D 0x00208000, + OPC_DIV_WU =3D 0x00210000, + OPC_MOD_WU =3D 0x00218000, + OPC_DIV_D =3D 0x00220000, + OPC_MOD_D =3D 0x00228000, + OPC_DIV_DU =3D 0x00230000, + OPC_MOD_DU =3D 0x00238000, + OPC_SLLI_W =3D 0x00408000, + OPC_SLLI_D =3D 0x00410000, + OPC_SRLI_W =3D 0x00448000, + OPC_SRLI_D =3D 0x00450000, + OPC_SRAI_W =3D 0x00488000, + OPC_SRAI_D =3D 0x00490000, + OPC_ROTRI_W =3D 0x004c8000, + OPC_ROTRI_D =3D 0x004d0000, + OPC_BSTRINS_W =3D 0x00600000, + OPC_BSTRPICK_W =3D 0x00608000, + OPC_BSTRINS_D =3D 0x00800000, + OPC_BSTRPICK_D =3D 0x00c00000, + OPC_SLTI =3D 0x02000000, + OPC_SLTUI =3D 0x02400000, + OPC_ADDI_W =3D 0x02800000, + OPC_ADDI_D =3D 0x02c00000, + OPC_CU52I_D =3D 0x03000000, + OPC_ANDI =3D 0x03400000, + OPC_ORI =3D 0x03800000, + OPC_XORI =3D 0x03c00000, + OPC_LU12I_W =3D 0x14000000, + OPC_CU32I_D =3D 0x16000000, + OPC_PCADDU2I =3D 0x18000000, + OPC_PCADDU12I =3D 0x1c000000, + OPC_PCADDU18I =3D 0x1e000000, + OPC_LD_B =3D 0x28000000, + OPC_LD_H =3D 0x28400000, + OPC_LD_W =3D 0x28800000, + OPC_LD_D =3D 0x28c00000, + OPC_ST_B =3D 0x29000000, + OPC_ST_H =3D 0x29400000, + OPC_ST_W =3D 0x29800000, + OPC_ST_D =3D 0x29c00000, + OPC_LD_BU =3D 0x2a000000, + OPC_LD_HU =3D 0x2a400000, + OPC_LD_WU =3D 0x2a800000, + OPC_DBAR =3D 0x38720000, + OPC_JIRL =3D 0x4c000000, + OPC_B =3D 0x50000000, + OPC_BL =3D 0x54000000, + OPC_BEQ =3D 0x58000000, + OPC_BNE =3D 0x5c000000, + OPC_BGT =3D 0x60000000, + OPC_BLE =3D 0x64000000, + OPC_BGTU =3D 0x68000000, + OPC_BLEU =3D 0x6c000000, +} LoongArchInsn; + +static int32_t __attribute__((unused)) +encode_d_slot(LoongArchInsn opc, uint32_t d) +{ + return opc | d; +} + +static int32_t __attribute__((unused)) +encode_dj_slots(LoongArchInsn opc, uint32_t d, uint32_t j) +{ + return opc | d | j << 5; +} + +static int32_t __attribute__((unused)) +encode_djk_slots(LoongArchInsn opc, uint32_t d, uint32_t j, uint32_t k) +{ + return opc | d | j << 5 | k << 10; +} + +static int32_t __attribute__((unused)) +encode_djkm_slots(LoongArchInsn opc, uint32_t d, uint32_t j, uint32_t k, + uint32_t m) +{ + return opc | d | j << 5 | k << 10 | m << 16; +} + +static int32_t __attribute__((unused)) +encode_dk_slots(LoongArchInsn opc, uint32_t d, uint32_t k) +{ + return opc | d | k << 10; +} + +static int32_t __attribute__((unused)) +encode_dj_insn(LoongArchInsn opc, TCGReg d, TCGReg j) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + return encode_dj_slots(opc, d, j); +} + +static int32_t __attribute__((unused)) +encode_djk_insn(LoongArchInsn opc, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(k >=3D 0 && k <=3D 0x1f); + return encode_djk_slots(opc, d, j, k); +} + +static int32_t __attribute__((unused)) +encode_djsk12_insn(LoongArchInsn opc, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(sk12 >=3D -0x800 && sk12 <=3D 0x7ff); + return encode_djk_slots(opc, d, j, sk12 & 0xfff); +} + +static int32_t __attribute__((unused)) +encode_djsk16_insn(LoongArchInsn opc, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(sk16 >=3D -0x8000 && sk16 <=3D 0x7fff); + return encode_djk_slots(opc, d, j, sk16 & 0xffff); +} + +static int32_t __attribute__((unused)) +encode_djuk12_insn(LoongArchInsn opc, TCGReg d, TCGReg j, uint32_t uk12) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(uk12 <=3D 0xfff); + return encode_djk_slots(opc, d, j, uk12); +} + +static int32_t __attribute__((unused)) +encode_djuk5_insn(LoongArchInsn opc, TCGReg d, TCGReg j, uint32_t uk5) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(uk5 <=3D 0x1f); + return encode_djk_slots(opc, d, j, uk5); +} + +static int32_t __attribute__((unused)) +encode_djuk5um5_insn(LoongArchInsn opc, TCGReg d, TCGReg j, uint32_t uk5, + uint32_t um5) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(uk5 <=3D 0x1f); + tcg_debug_assert(um5 <=3D 0x1f); + return encode_djkm_slots(opc, d, j, uk5, um5); +} + +static int32_t __attribute__((unused)) +encode_djuk6_insn(LoongArchInsn opc, TCGReg d, TCGReg j, uint32_t uk6) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(uk6 <=3D 0x3f); + return encode_djk_slots(opc, d, j, uk6); +} + +static int32_t __attribute__((unused)) +encode_djuk6um6_insn(LoongArchInsn opc, TCGReg d, TCGReg j, uint32_t uk6, + uint32_t um6) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(j >=3D 0 && j <=3D 0x1f); + tcg_debug_assert(uk6 <=3D 0x3f); + tcg_debug_assert(um6 <=3D 0x3f); + return encode_djkm_slots(opc, d, j, uk6, um6); +} + +static int32_t __attribute__((unused)) +encode_dsj20_insn(LoongArchInsn opc, TCGReg d, int32_t sj20) +{ + tcg_debug_assert(d >=3D 0 && d <=3D 0x1f); + tcg_debug_assert(sj20 >=3D -0x80000 && sj20 <=3D 0x7ffff); + return encode_dj_slots(opc, d, sj20 & 0xfffff); +} + +static int32_t __attribute__((unused)) +encode_sd10k16_insn(LoongArchInsn opc, int32_t sd10k16) +{ + tcg_debug_assert(sd10k16 >=3D -0x2000000 && sd10k16 <=3D 0x1ffffff); + return encode_dk_slots(opc, (sd10k16 >> 16) & 0x3ff, sd10k16 & 0xffff); +} + +static int32_t __attribute__((unused)) +encode_ud15_insn(LoongArchInsn opc, uint32_t ud15) +{ + tcg_debug_assert(ud15 <=3D 0x7fff); + return encode_d_slot(opc, ud15); +} + +/* Emits the `clz.w d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_clz_w(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_CLZ_W, d, j)); +} + +/* Emits the `ctz.w d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ctz_w(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_CTZ_W, d, j)); +} + +/* Emits the `clz.d d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_clz_d(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_CLZ_D, d, j)); +} + +/* Emits the `ctz.d d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ctz_d(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_CTZ_D, d, j)); +} + +/* Emits the `revb.2w d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_revb_2w(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_REVB_2W, d, j)); +} + +/* Emits the `revb.d d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_revb_d(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_REVB_D, d, j)); +} + +/* Emits the `sext.h d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sext_h(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_SEXT_H, d, j)); +} + +/* Emits the `sext.b d, j` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sext_b(TCGContext *s, TCGReg d, TCGReg j) +{ + tcg_out32(s, encode_dj_insn(OPC_SEXT_B, d, j)); +} + +/* Emits the `add.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_add_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ADD_W, d, j, k)); +} + +/* Emits the `add.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_add_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ADD_D, d, j, k)); +} + +/* Emits the `sub.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sub_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SUB_W, d, j, k)); +} + +/* Emits the `sub.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sub_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SUB_D, d, j, k)); +} + +/* Emits the `slt d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_slt(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SLT, d, j, k)); +} + +/* Emits the `sltu d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sltu(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SLTU, d, j, k)); +} + +/* Emits the `maskeqz d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_maskeqz(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MASKEQZ, d, j, k)); +} + +/* Emits the `masknez d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_masknez(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MASKNEZ, d, j, k)); +} + +/* Emits the `nor d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_nor(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_NOR, d, j, k)); +} + +/* Emits the `and d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_and(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_AND, d, j, k)); +} + +/* Emits the `or d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_or(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_OR, d, j, k)); +} + +/* Emits the `xor d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_xor(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_XOR, d, j, k)); +} + +/* Emits the `orn d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_orn(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ORN, d, j, k)); +} + +/* Emits the `andn d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_andn(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ANDN, d, j, k)); +} + +/* Emits the `sll.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sll_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SLL_W, d, j, k)); +} + +/* Emits the `srl.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srl_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SRL_W, d, j, k)); +} + +/* Emits the `sra.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sra_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SRA_W, d, j, k)); +} + +/* Emits the `sll.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sll_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SLL_D, d, j, k)); +} + +/* Emits the `srl.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srl_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SRL_D, d, j, k)); +} + +/* Emits the `sra.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sra_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_SRA_D, d, j, k)); +} + +/* Emits the `rotr.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_rotr_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ROTR_W, d, j, k)); +} + +/* Emits the `rotr.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_rotr_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_ROTR_D, d, j, k)); +} + +/* Emits the `mul.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mul_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MUL_W, d, j, k)); +} + +/* Emits the `mulh.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mulh_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MULH_W, d, j, k)); +} + +/* Emits the `mulh.wu d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mulh_wu(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MULH_WU, d, j, k)); +} + +/* Emits the `mul.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mul_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MUL_D, d, j, k)); +} + +/* Emits the `mulh.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mulh_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MULH_D, d, j, k)); +} + +/* Emits the `mulh.du d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mulh_du(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MULH_DU, d, j, k)); +} + +/* Emits the `div.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_div_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_DIV_W, d, j, k)); +} + +/* Emits the `mod.w d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mod_w(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MOD_W, d, j, k)); +} + +/* Emits the `div.wu d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_div_wu(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_DIV_WU, d, j, k)); +} + +/* Emits the `mod.wu d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mod_wu(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MOD_WU, d, j, k)); +} + +/* Emits the `div.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_div_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_DIV_D, d, j, k)); +} + +/* Emits the `mod.d d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mod_d(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MOD_D, d, j, k)); +} + +/* Emits the `div.du d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_div_du(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_DIV_DU, d, j, k)); +} + +/* Emits the `mod.du d, j, k` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_mod_du(TCGContext *s, TCGReg d, TCGReg j, TCGReg k) +{ + tcg_out32(s, encode_djk_insn(OPC_MOD_DU, d, j, k)); +} + +/* Emits the `slli.w d, j, uk5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_slli_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5) +{ + tcg_out32(s, encode_djuk5_insn(OPC_SLLI_W, d, j, uk5)); +} + +/* Emits the `slli.d d, j, uk6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_slli_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6) +{ + tcg_out32(s, encode_djuk6_insn(OPC_SLLI_D, d, j, uk6)); +} + +/* Emits the `srli.w d, j, uk5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srli_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5) +{ + tcg_out32(s, encode_djuk5_insn(OPC_SRLI_W, d, j, uk5)); +} + +/* Emits the `srli.d d, j, uk6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srli_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6) +{ + tcg_out32(s, encode_djuk6_insn(OPC_SRLI_D, d, j, uk6)); +} + +/* Emits the `srai.w d, j, uk5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srai_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5) +{ + tcg_out32(s, encode_djuk5_insn(OPC_SRAI_W, d, j, uk5)); +} + +/* Emits the `srai.d d, j, uk6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_srai_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6) +{ + tcg_out32(s, encode_djuk6_insn(OPC_SRAI_D, d, j, uk6)); +} + +/* Emits the `rotri.w d, j, uk5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_rotri_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5) +{ + tcg_out32(s, encode_djuk5_insn(OPC_ROTRI_W, d, j, uk5)); +} + +/* Emits the `rotri.d d, j, uk6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_rotri_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6) +{ + tcg_out32(s, encode_djuk6_insn(OPC_ROTRI_D, d, j, uk6)); +} + +/* Emits the `bstrins.w d, j, uk5, um5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bstrins_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5, + uint32_t um5) +{ + tcg_out32(s, encode_djuk5um5_insn(OPC_BSTRINS_W, d, j, uk5, um5)); +} + +/* Emits the `bstrpick.w d, j, uk5, um5` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bstrpick_w(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk5, + uint32_t um5) +{ + tcg_out32(s, encode_djuk5um5_insn(OPC_BSTRPICK_W, d, j, uk5, um5)); +} + +/* Emits the `bstrins.d d, j, uk6, um6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bstrins_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6, + uint32_t um6) +{ + tcg_out32(s, encode_djuk6um6_insn(OPC_BSTRINS_D, d, j, uk6, um6)); +} + +/* Emits the `bstrpick.d d, j, uk6, um6` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bstrpick_d(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk6, + uint32_t um6) +{ + tcg_out32(s, encode_djuk6um6_insn(OPC_BSTRPICK_D, d, j, uk6, um6)); +} + +/* Emits the `slti d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_slti(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_SLTI, d, j, sk12)); +} + +/* Emits the `sltui d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_sltui(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_SLTUI, d, j, sk12)); +} + +/* Emits the `addi.w d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_addi_w(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ADDI_W, d, j, sk12)); +} + +/* Emits the `addi.d d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_addi_d(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ADDI_D, d, j, sk12)); +} + +/* Emits the `cu52i.d d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_cu52i_d(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_CU52I_D, d, j, sk12)); +} + +/* Emits the `andi d, j, uk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_andi(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk12) +{ + tcg_out32(s, encode_djuk12_insn(OPC_ANDI, d, j, uk12)); +} + +/* Emits the `ori d, j, uk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ori(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk12) +{ + tcg_out32(s, encode_djuk12_insn(OPC_ORI, d, j, uk12)); +} + +/* Emits the `xori d, j, uk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_xori(TCGContext *s, TCGReg d, TCGReg j, uint32_t uk12) +{ + tcg_out32(s, encode_djuk12_insn(OPC_XORI, d, j, uk12)); +} + +/* Emits the `lu12i.w d, sj20` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_lu12i_w(TCGContext *s, TCGReg d, int32_t sj20) +{ + tcg_out32(s, encode_dsj20_insn(OPC_LU12I_W, d, sj20)); +} + +/* Emits the `cu32i.d d, sj20` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_cu32i_d(TCGContext *s, TCGReg d, int32_t sj20) +{ + tcg_out32(s, encode_dsj20_insn(OPC_CU32I_D, d, sj20)); +} + +/* Emits the `pcaddu2i d, sj20` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_pcaddu2i(TCGContext *s, TCGReg d, int32_t sj20) +{ + tcg_out32(s, encode_dsj20_insn(OPC_PCADDU2I, d, sj20)); +} + +/* Emits the `pcaddu12i d, sj20` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_pcaddu12i(TCGContext *s, TCGReg d, int32_t sj20) +{ + tcg_out32(s, encode_dsj20_insn(OPC_PCADDU12I, d, sj20)); +} + +/* Emits the `pcaddu18i d, sj20` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_pcaddu18i(TCGContext *s, TCGReg d, int32_t sj20) +{ + tcg_out32(s, encode_dsj20_insn(OPC_PCADDU18I, d, sj20)); +} + +/* Emits the `ld.b d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_b(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_B, d, j, sk12)); +} + +/* Emits the `ld.h d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_h(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_H, d, j, sk12)); +} + +/* Emits the `ld.w d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_w(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_W, d, j, sk12)); +} + +/* Emits the `ld.d d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_d(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_D, d, j, sk12)); +} + +/* Emits the `st.b d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_st_b(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ST_B, d, j, sk12)); +} + +/* Emits the `st.h d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_st_h(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ST_H, d, j, sk12)); +} + +/* Emits the `st.w d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_st_w(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ST_W, d, j, sk12)); +} + +/* Emits the `st.d d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_st_d(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_ST_D, d, j, sk12)); +} + +/* Emits the `ld.bu d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_bu(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_BU, d, j, sk12)); +} + +/* Emits the `ld.hu d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_hu(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_HU, d, j, sk12)); +} + +/* Emits the `ld.wu d, j, sk12` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ld_wu(TCGContext *s, TCGReg d, TCGReg j, int32_t sk12) +{ + tcg_out32(s, encode_djsk12_insn(OPC_LD_WU, d, j, sk12)); +} + +/* Emits the `dbar ud15` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_dbar(TCGContext *s, uint32_t ud15) +{ + tcg_out32(s, encode_ud15_insn(OPC_DBAR, ud15)); +} + +/* Emits the `jirl d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_jirl(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_JIRL, d, j, sk16)); +} + +/* Emits the `b sd10k16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_b(TCGContext *s, int32_t sd10k16) +{ + tcg_out32(s, encode_sd10k16_insn(OPC_B, sd10k16)); +} + +/* Emits the `bl sd10k16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bl(TCGContext *s, int32_t sd10k16) +{ + tcg_out32(s, encode_sd10k16_insn(OPC_BL, sd10k16)); +} + +/* Emits the `beq d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_beq(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BEQ, d, j, sk16)); +} + +/* Emits the `bne d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bne(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BNE, d, j, sk16)); +} + +/* Emits the `bgt d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bgt(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BGT, d, j, sk16)); +} + +/* Emits the `ble d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_ble(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BLE, d, j, sk16)); +} + +/* Emits the `bgtu d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bgtu(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BGTU, d, j, sk16)); +} + +/* Emits the `bleu d, j, sk16` instruction. */ +static void __attribute__((unused)) +tcg_out_opc_bleu(TCGContext *s, TCGReg d, TCGReg j, int32_t sk16) +{ + tcg_out32(s, encode_djsk16_insn(OPC_BLEU, d, j, sk16)); +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255882035629.9931654935352; Tue, 21 Sep 2021 13:24:42 -0700 (PDT) Received: from localhost ([::1]:55772 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmJl-0004GN-3i for importer@patchew.org; Tue, 21 Sep 2021 16:24:41 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45290) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEu-00042M-8P for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:41 -0400 Received: from [115.28.160.31] (port=55992 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 1mSmEr-0000Qh-Hw for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:40 -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 5846C633F6; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=zoWVLHeixICyi7w2F1hpUGZ8DdJZNulu86QUXEHuQ+I=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YM4IpHpxKlSqZS7vRr9ACS6FKkNhDTtG3NG1oW75H4NzSeOoiTUa6al5/JH6D4/lA IxmvxGj4Rl0viCMlnV0F4ZGj352ZslPqs91MzlOO7yyzEowGr0Y8C2OO/oD4durcmi k5O7cOCqJzi/FxEgei32J4Os0wa98mGPxEz9O4Uc= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 05/30] tcg/loongarch64: Add register names, allocation order and input/output sets Date: Wed, 22 Sep 2021 04:18:50 +0800 Message-Id: <20210921201915.601245-6-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632255882943100001 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 From nobody Thu Apr 25 10:15:21 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 1632256076419144.14052166600993; Tue, 21 Sep 2021 13:27:56 -0700 (PDT) Received: from localhost ([::1]:35778 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmMt-0001Sy-19 for importer@patchew.org; Tue, 21 Sep 2021 16:27:55 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45268) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEu-00041g-I4 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:41 -0400 Received: from [115.28.160.31] (port=55990 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 1mSmEr-0000Qi-Jm for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:39 -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 7C2B8633F7; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=l9LSxSxnOf1JOSGIGDUrx72FxS3YE2HXZfooNq+1FaQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oJPqAMNnMjsH51Ry91NiOO9woMptnIkyczm/3lIkElcuLApK9ZY22ZpT6WuK+MuvU d4Vai9ceroW5WP3r5VAo9/AfDIIoCMGm3itGYBVi6t/N0GuvS+vwy/Ku21Ew/Tnh99 MwWBwftJO5kvegugqtj+SZ4+Hc2zmmHEuj2ozNMc= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 06/30] tcg/loongarch64: Define the operand constraints Date: Wed, 22 Sep 2021 04:18:51 +0800 Message-Id: <20210921201915.601245-7-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui 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: 1632256077646100002 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-str.h | 28 +++++++++++++++ tcg/loongarch64/tcg-target.c.inc | 52 ++++++++++++++++++++++++++++ 2 files changed, 80 insertions(+) create mode 100644 tcg/loongarch64/tcg-target-con-str.h diff --git a/tcg/loongarch64/tcg-target-con-str.h b/tcg/loongarch64/tcg-tar= get-con-str.h new file mode 100644 index 0000000000..c3986a4fd4 --- /dev/null +++ b/tcg/loongarch64/tcg-target-con-str.h @@ -0,0 +1,28 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Define LoongArch target-specific operand constraints. + * + * Copyright (c) 2021 WANG Xuerui + * + * Based on tcg/riscv/tcg-target-con-str.h + * + * Copyright (c) 2021 Linaro + */ + +/* + * Define constraint letters for register sets: + * REGS(letter, register_mask) + */ +REGS('r', ALL_GENERAL_REGS) +REGS('L', ALL_GENERAL_REGS & ~SOFTMMU_RESERVE_REGS) + +/* + * Define constraint letters for constants: + * CONST(letter, TCG_CT_CONST_* bit set) + */ +CONST('I', TCG_CT_CONST_S12) +CONST('N', TCG_CT_CONST_N12) +CONST('U', TCG_CT_CONST_U12) +CONST('Z', TCG_CT_CONST_ZERO) +CONST('C', TCG_CT_CONST_C12) +CONST('W', TCG_CT_CONST_WSZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 42eebef78e..f0930f77ef 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -116,3 +116,55 @@ static const int tcg_target_call_oarg_regs[] =3D { TCG_REG_A0, TCG_REG_A1, }; + +#define TCG_CT_CONST_ZERO 0x100 +#define TCG_CT_CONST_S12 0x200 +#define TCG_CT_CONST_N12 0x400 +#define TCG_CT_CONST_U12 0x800 +#define TCG_CT_CONST_C12 0x1000 +#define TCG_CT_CONST_WSZ 0x2000 + +#define ALL_GENERAL_REGS MAKE_64BIT_MASK(0, 32) +/* + * For softmmu, we need to avoid conflicts with the first 5 + * argument registers to call the helper. Some of these are + * also used for the tlb lookup. + */ +#ifdef CONFIG_SOFTMMU +#define SOFTMMU_RESERVE_REGS MAKE_64BIT_MASK(TCG_REG_A0, 5) +#else +#define SOFTMMU_RESERVE_REGS 0 +#endif + + +static inline tcg_target_long sextreg(tcg_target_long val, int pos, int le= n) +{ + return sextract64(val, pos, len); +} + +/* test if a constant matches the constraint */ +static bool tcg_target_const_match(int64_t val, TCGType type, int ct) +{ + if (ct & TCG_CT_CONST) { + return 1; + } + if ((ct & TCG_CT_CONST_ZERO) && val =3D=3D 0) { + return 1; + } + if ((ct & TCG_CT_CONST_S12) && val =3D=3D sextreg(val, 0, 12)) { + return 1; + } + if ((ct & TCG_CT_CONST_N12) && -val =3D=3D sextreg(-val, 0, 12)) { + return 1; + } + if ((ct & TCG_CT_CONST_U12) && val >=3D 0 && val <=3D 0xfff) { + return 1; + } + if ((ct & TCG_CT_CONST_C12) && ~val >=3D 0 && ~val <=3D 0xfff) { + return 1; + } + if ((ct & TCG_CT_CONST_WSZ) && val =3D=3D (type =3D=3D TCG_TYPE_I32 ? = 32 : 64)) { + return 1; + } + return 0; +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255715439538.948944086344; Tue, 21 Sep 2021 13:21:55 -0700 (PDT) Received: from localhost ([::1]:47242 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmH4-0006yL-2K for importer@patchew.org; Tue, 21 Sep 2021 16:21:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45292) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEu-00042R-OV for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:41 -0400 Received: from [115.28.160.31] (port=55994 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 1mSmEs-0000TS-5f for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:40 -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 9CC8F633F8; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=3oLxhl7nP2wXWycImvg28oHXfb5Kr/OWF5P/kgaiv34=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g8TyHjNj6L9rptjG/59hXAXgKKmBs93t4QTObW1krozXTeLTbcCKJ2RxFxe7hkd40 K4gLwwx/UFI3qNR+V+MN49R1MmRSmmNqV+gx91ltRkadc1TqU8WU8erd3D2zN+07mq kd+3VBgNj20d7kU3O6v+WlC4j2yjydtqkH/NVDKs= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 07/30] tcg/loongarch64: Implement necessary relocation operations Date: Wed, 22 Sep 2021 04:18:52 +0800 Message-Id: <20210921201915.601245-8-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632255719284100002 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 66 ++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index f0930f77ef..69e882ba5d 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -168,3 +168,69 @@ static bool tcg_target_const_match(int64_t val, TCGTyp= e type, int ct) } return 0; } + +/* + * Relocations + */ + +/* + * Relocation records defined in LoongArch ELF psABI v1.00 is way too + * complicated; a whopping stack machine is needed to stuff the fields, at + * the very least one SOP_PUSH and one SOP_POP (of the correct format) are + * needed. + * + * Hence, define our own simpler relocation types. Numbers are chosen as to + * not collide with potential future additions to the true ELF relocation + * type enum. + */ + +/* Field Sk16, shifted right by 2; suitable for conditional jumps */ +#define R_LOONGARCH_BR_SK16 256 +/* Field Sd10k16, shifted right by 2; suitable for B and BL */ +#define R_LOONGARCH_BR_SD10K16 257 + +static bool reloc_br_sk16(tcg_insn_unit *src_rw, const tcg_insn_unit *targ= et) +{ + const tcg_insn_unit *src_rx =3D tcg_splitwx_to_rx(src_rw); + intptr_t offset =3D (intptr_t)target - (intptr_t)src_rx; + + tcg_debug_assert((offset & 3) =3D=3D 0); + offset >>=3D 2; + if (offset =3D=3D sextreg(offset, 0, 16)) { + *src_rw |=3D (offset << 10) & 0x3fffc00; + return true; + } + + return false; +} + +static bool reloc_br_sd10k16(tcg_insn_unit *src_rw, + const tcg_insn_unit *target) +{ + const tcg_insn_unit *src_rx =3D tcg_splitwx_to_rx(src_rw); + intptr_t offset =3D (intptr_t)target - (intptr_t)src_rx; + + tcg_debug_assert((offset & 3) =3D=3D 0); + offset >>=3D 2; + if (offset =3D=3D sextreg(offset, 0, 26)) { + *src_rw |=3D (offset >> 16) & 0x3ff; /* slot d10 */ + *src_rw |=3D ((offset & 0xffff) << 10) & 0x3fffc00; /* slot k16 */ + return true; + } + + return false; +} + +static bool patch_reloc(tcg_insn_unit *code_ptr, int type, + intptr_t value, intptr_t addend) +{ + tcg_debug_assert(addend =3D=3D 0); + switch (type) { + case R_LOONGARCH_BR_SK16: + return reloc_br_sk16(code_ptr, (tcg_insn_unit *)value); + case R_LOONGARCH_BR_SD10K16: + return reloc_br_sd10k16(code_ptr, (tcg_insn_unit *)value); + default: + g_assert_not_reached(); + } +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256279745584.9366629718236; Tue, 21 Sep 2021 13:31:19 -0700 (PDT) Received: from localhost ([::1]:44292 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmQA-00078n-Ih for importer@patchew.org; Tue, 21 Sep 2021 16:31:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45298) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEu-00042V-Sk for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:41 -0400 Received: from [115.28.160.31] (port=55996 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 1mSmEs-0000TR-62 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:40 -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 BB33A633F9; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=Yvi6U5xfPVBMOuKiTizP8vG2z8RYFfCDVEiumVOVg6c=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=e9yG09pLLF693wjGTDzxAJUbz5qBDEZIUssw1fQiqTdni1h4Szc/L9A3tT35TyJh7 RVOU1p8VPWo4zNtuPFfab2cko9S/lty4ryqoucQxrX4aWdH4XnugZRRYrUw5l9ow4+ wkg4pbhNJmL6lh+F7hqGUcjJ4nBgR8TXn52gNo3U= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 08/30] tcg/loongarch64: Implement the memory barrier op Date: Wed, 22 Sep 2021 04:18:53 +0800 Message-Id: <20210921201915.601245-9-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632256281601100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 69e882ba5d..338b772732 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -234,3 +234,35 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int t= ype, g_assert_not_reached(); } } + +#include "tcg-insn-defs.c.inc" + +/* + * TCG intrinsics + */ + +static void tcg_out_mb(TCGContext *s, TCGArg a0) +{ + /* Baseline LoongArch only has the full barrier, unfortunately. */ + tcg_out_opc_dbar(s, 0); +} + +/* + * Entry-points + */ + +static void tcg_out_op(TCGContext *s, TCGOpcode opc, + const TCGArg args[TCG_MAX_OP_ARGS], + const int const_args[TCG_MAX_OP_ARGS]) +{ + TCGArg a0 =3D args[0]; + + switch (opc) { + case INDEX_op_mb: + tcg_out_mb(s, a0); + break; + + default: + g_assert_not_reached(); + } +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632255874305936.6864185353418; Tue, 21 Sep 2021 13:24:34 -0700 (PDT) Received: from localhost ([::1]:55436 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmJd-00043E-AZ for importer@patchew.org; Tue, 21 Sep 2021 16:24:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45312) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmEw-00044y-B8 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:42 -0400 Received: from [115.28.160.31] (port=56000 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 1mSmEs-0000Tt-PJ for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:41 -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 DA52D633FA; Wed, 22 Sep 2021 04:19:26 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255566; bh=nmCNJBFJYQqh6f/Y9F/vqgeNzI8flVMC97MbVprTZPw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dP05UJUP/0X+uHOUwXROiX+E4tT29pcBvvyci5GjMHZvBH4ow/tBfLJeErmi/1fY/ f1rx8UOv1RXBliIL/sRU3SFo1FqPn7VRczaAPEYf6PQ5g0Y3W6ZTZjw66PSET7u5Pq Mm+frfB8Quqqch/GGY9u58vb9D7qqEd5+n2VO/SE= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 09/30] tcg/loongarch64: Implement tcg_out_mov and tcg_out_movi Date: Wed, 22 Sep 2021 04:18:54 +0800 Message-Id: <20210921201915.601245-10-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui 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: 1632255876211100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui --- tcg/loongarch64/tcg-target.c.inc | 89 ++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 338b772732..e4e7e5e903 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -247,6 +247,93 @@ static void tcg_out_mb(TCGContext *s, TCGArg a0) tcg_out_opc_dbar(s, 0); } =20 +static bool tcg_out_mov(TCGContext *s, TCGType type, TCGReg ret, TCGReg ar= g) +{ + if (ret =3D=3D arg) { + return true; + } + switch (type) { + case TCG_TYPE_I32: + case TCG_TYPE_I64: + /* + * Conventional register-register move used in LoongArch is + * `or dst, src, zero`. + */ + tcg_out_opc_or(s, ret, arg, TCG_REG_ZERO); + break; + default: + g_assert_not_reached(); + } + return true; +} + +static void tcg_out_movi(TCGContext *s, TCGType type, TCGReg rd, + tcg_target_long val) +{ + if (type =3D=3D TCG_TYPE_I32) { + val =3D (int32_t)val; + } + + /* Single-instruction cases. */ + tcg_target_long low =3D sextreg(val, 0, 12); + if (low =3D=3D val) { + /* val fits in simm12: addi.w rd, zero, val */ + tcg_out_opc_addi_w(s, rd, TCG_REG_ZERO, val); + return; + } + if (0x800 <=3D val && val <=3D 0xfff) { + /* val fits in uimm12: ori rd, zero, val */ + tcg_out_opc_ori(s, rd, TCG_REG_ZERO, val); + return; + } + + /* Test for PC-relative values that can be loaded faster. */ + intptr_t pc_offset =3D val - (uintptr_t)s->code_ptr; + if (pc_offset =3D=3D sextreg(pc_offset, 0, 22) && (pc_offset & 3) =3D= =3D 0) { + tcg_out_opc_pcaddu2i(s, rd, pc_offset >> 2); + return; + } + if (pc_offset =3D=3D (int32_t)pc_offset) { + tcg_target_long lo =3D sextreg(pc_offset, 0, 12); + tcg_target_long hi =3D pc_offset - lo; + tcg_out_opc_pcaddu12i(s, rd, hi >> 12); + tcg_out_opc_addi_d(s, rd, rd, lo); + return; + } + + /* + * Slow path: at most lu12i.w + ori + cu32i.d + cu52i.d. + * + * Chop upper bits into 3 immediate-field-sized segments respectively. + */ + tcg_target_long upper =3D (val >> 12) & 0xfffff; + tcg_target_long higher =3D (val >> 32) & 0xfffff; + tcg_target_long top =3D val >> 52; + + tcg_out_opc_lu12i_w(s, rd, upper); + if (low !=3D 0) { + tcg_out_opc_ori(s, rd, rd, low & 0xfff); + } + + if (sextreg(val, 0, 32) =3D=3D val) { + /* + * Fits in 32-bits, upper bits are already properly sign-extended = by + * lu12i.w. + */ + return; + } + tcg_out_opc_cu32i_d(s, rd, higher); + + if (sextreg(val, 0, 52) =3D=3D val) { + /* + * Fits in 52-bits, upper bits are already properly sign-extended = by + * cu32i.d. + */ + return; + } + tcg_out_opc_cu52i_d(s, rd, rd, top); +} + /* * Entry-points */ @@ -262,6 +349,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_mb(s, a0); break; =20 + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ + case INDEX_op_mov_i64: default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256566794714.2982265295758; Tue, 21 Sep 2021 13:36:06 -0700 (PDT) Received: from localhost ([::1]:52918 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmUn-0004mi-Pl for importer@patchew.org; Tue, 21 Sep 2021 16:36:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45336) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF4-0004MB-Jh for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:50 -0400 Received: from [115.28.160.31] (port=55998 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 1mSmF2-0000Tr-Qe for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:50 -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 05E96633FB; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=UDtepMI7KkSP3jzi/4Dl6cjZVPR02uhcGccQG9hLCdM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ABmGhy1EKyHDNpkhyASNJwdV4pgiQvymZWMwAlVykFr2IzEZIPcgwjT7X7MDIXqu/ kj6SEYYH7q96Xqjf2G/yxNDTdxUJFOQz3xIW+Z6LAJoKAiPKe6jL8Or4xbBLlPnCs0 Lv+Phy1C4MrrNwvNUUy6HeiH8TmZwoR1ZJDnckB8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 10/30] tcg/loongarch64: Implement goto_ptr Date: Wed, 22 Sep 2021 04:18:55 +0800 Message-Id: <20210921201915.601245-11-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632256567057100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 17 +++++++++++++++++ tcg/loongarch64/tcg-target.c.inc | 15 +++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 tcg/loongarch64/tcg-target-con-set.h diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h new file mode 100644 index 0000000000..5cc4407367 --- /dev/null +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Define LoongArch target-specific constraint sets. + * + * Copyright (c) 2021 WANG Xuerui + * + * Based on tcg/riscv/tcg-target-con-set.h + * + * Copyright (c) 2021 Linaro + */ + +/* + * C_On_Im(...) defines a constraint set with outputs and inputs. + * Each operand should be a sequence of constraint letters as defined by + * tcg-target-con-str.h; the constraint combination is inclusive or. + */ +C_O0_I1(r) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e4e7e5e903..e789a592c6 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -349,9 +349,24 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_mb(s, a0); break; =20 + case INDEX_op_goto_ptr: + tcg_out_opc_jirl(s, TCG_REG_ZERO, a0, 0); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: g_assert_not_reached(); } } + +static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op) +{ + switch (op) { + case INDEX_op_goto_ptr: + return C_O0_I1(r); + + default: + g_assert_not_reached(); + } +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256754179916.3477514046876; Tue, 21 Sep 2021 13:39:14 -0700 (PDT) Received: from localhost ([::1]:33112 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmXo-0002Lj-TN for importer@patchew.org; Tue, 21 Sep 2021 16:39:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45368) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF6-0004VF-RL for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:52 -0400 Received: from [115.28.160.31] (port=56002 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 1mSmF4-0000VN-Cg for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:52 -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 2928D633FC; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=CbetNoGV6BTyzlkr2EHJUpFFlu7HgeUE9nzsK0+Vxyc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IQCYCSxxTNmLwPY+rN+W0YWCdtuNrZz9Y5xkwY7alIENfbW0kPOI+xKoxCtK9eXJE UU2MxvwAkS1EPA47ZdeO1wDbfqJorbyOEeTR7W8z5IlDRXeSlyXiBpxJ9Kjt4GJlPn vMv4hsuE9sRnuxwCeTJhTW5+28GDI2f2dGxLykto= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 11/30] tcg/loongarch64: Implement sign-/zero-extension ops Date: Wed, 22 Sep 2021 04:18:56 +0800 Message-Id: <20210921201915.601245-12-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632256756043100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 82 ++++++++++++++++++++++++++++ 2 files changed, 83 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 5cc4407367..7e459490ea 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -15,3 +15,4 @@ * tcg-target-con-str.h; the constraint combination is inclusive or. */ C_O0_I1(r) +C_O1_I1(r, r) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e789a592c6..e000a31a06 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -334,6 +334,36 @@ static void tcg_out_movi(TCGContext *s, TCGType type, = TCGReg rd, tcg_out_opc_cu52i_d(s, rd, rd, top); } =20 +static void tcg_out_ext8u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_andi(s, ret, arg, 0xff); +} + +static void tcg_out_ext16u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_bstrpick_w(s, ret, arg, 0, 15); +} + +static void tcg_out_ext32u(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_bstrpick_d(s, ret, arg, 0, 31); +} + +static void tcg_out_ext8s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_sext_b(s, ret, arg); +} + +static void tcg_out_ext16s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_sext_h(s, ret, arg); +} + +static void tcg_out_ext32s(TCGContext *s, TCGReg ret, TCGReg arg) +{ + tcg_out_opc_addi_w(s, ret, arg, 0); +} + /* * Entry-points */ @@ -343,6 +373,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, const int const_args[TCG_MAX_OP_ARGS]) { TCGArg a0 =3D args[0]; + TCGArg a1 =3D args[1]; =20 switch (opc) { case INDEX_op_mb: @@ -353,6 +384,41 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_jirl(s, TCG_REG_ZERO, a0, 0); break; =20 + case INDEX_op_ext8s_i32: + case INDEX_op_ext8s_i64: + tcg_out_ext8s(s, a0, a1); + break; + + case INDEX_op_ext8u_i32: + case INDEX_op_ext8u_i64: + tcg_out_ext8u(s, a0, a1); + break; + + case INDEX_op_ext16s_i32: + case INDEX_op_ext16s_i64: + tcg_out_ext16s(s, a0, a1); + break; + + case INDEX_op_ext16u_i32: + case INDEX_op_ext16u_i64: + tcg_out_ext16u(s, a0, a1); + break; + + case INDEX_op_ext32u_i64: + case INDEX_op_extu_i32_i64: + tcg_out_ext32u(s, a0, a1); + break; + + case INDEX_op_ext32s_i64: + case INDEX_op_extrl_i64_i32: + case INDEX_op_ext_i32_i64: + tcg_out_ext32s(s, a0, a1); + break; + + case INDEX_op_extrh_i64_i32: + tcg_out_opc_srai_d(s, a0, a1, 32); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -366,6 +432,22 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_goto_ptr: return C_O0_I1(r); =20 + case INDEX_op_ext8s_i32: + case INDEX_op_ext8s_i64: + case INDEX_op_ext8u_i32: + case INDEX_op_ext8u_i64: + case INDEX_op_ext16s_i32: + case INDEX_op_ext16s_i64: + case INDEX_op_ext16u_i32: + case INDEX_op_ext16u_i64: + case INDEX_op_ext32s_i64: + case INDEX_op_ext32u_i64: + case INDEX_op_extu_i32_i64: + case INDEX_op_extrl_i64_i32: + case INDEX_op_extrh_i64_i32: + case INDEX_op_ext_i32_i64: + return C_O1_I1(r, r); + default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256170170372.98952797472987; Tue, 21 Sep 2021 13:29:30 -0700 (PDT) Received: from localhost ([::1]:39626 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmOP-00041h-1v for importer@patchew.org; Tue, 21 Sep 2021 16:29:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45366) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF6-0004VB-RB for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:52 -0400 Received: from [115.28.160.31] (port=56004 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 1mSmF4-0000VM-EB for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:52 -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 4C4FA633FD; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=4SnGoSBYRaDR63L2TckxuqEtpaXQfvu0IfWL1+Cc7vE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DdN0gakXf/enDHRYJ5il5cunjbgm1x8FPeuX2SQU8tQtUdDyZrMw2LzeuHrDP/b9q aYqI3dmxLxfnLtjntS8/W/T4wOPPO0cwfAo+nV2D7XRPz0GrcW8uMm5U9zS60Fxv/U zFWU4ifbQavQiwJF98hCkRO052AwAVUN1COTZPl4= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 12/30] tcg/loongarch64: Implement not/and/or/xor/nor/andc/orc/eqv ops Date: Wed, 22 Sep 2021 04:18:57 +0800 Message-Id: <20210921201915.601245-13-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632256171591100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 2 + tcg/loongarch64/tcg-target.c.inc | 101 +++++++++++++++++++++++++++ 2 files changed, 103 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 7e459490ea..9ac24b8ad0 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -16,3 +16,5 @@ */ C_O0_I1(r) C_O1_I1(r, r) +C_O1_I2(r, r, rC) +C_O1_I2(r, r, rU) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e000a31a06..89fdb6d7c3 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -374,6 +374,8 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, { TCGArg a0 =3D args[0]; TCGArg a1 =3D args[1]; + TCGArg a2 =3D args[2]; + int c2 =3D const_args[2]; =20 switch (opc) { case INDEX_op_mb: @@ -419,6 +421,79 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_srai_d(s, a0, a1, 32); break; =20 + case INDEX_op_not_i32: + case INDEX_op_not_i64: + tcg_out_opc_nor(s, a0, a1, TCG_REG_ZERO); + break; + + case INDEX_op_nor_i32: + case INDEX_op_nor_i64: + if (c2) { + tcg_out_opc_ori(s, a0, a1, a2); + tcg_out_opc_nor(s, a0, a0, TCG_REG_ZERO); + } else { + tcg_out_opc_nor(s, a0, a1, a2); + } + break; + + case INDEX_op_andc_i32: + case INDEX_op_andc_i64: + if (c2) { + /* guaranteed to fit due to constraint */ + tcg_out_opc_andi(s, a0, a1, ~a2); + } else { + tcg_out_opc_andn(s, a0, a1, a2); + } + break; + + case INDEX_op_orc_i32: + case INDEX_op_orc_i64: + if (c2) { + /* guaranteed to fit due to constraint */ + tcg_out_opc_ori(s, a0, a1, ~a2); + } else { + tcg_out_opc_orn(s, a0, a1, a2); + } + break; + + case INDEX_op_eqv_i32: + case INDEX_op_eqv_i64: + if (c2) { + /* guaranteed to fit due to constraint */ + tcg_out_opc_xori(s, a0, a1, ~a2); + } else { + tcg_out_opc_nor(s, a0, a2, TCG_REG_ZERO); + tcg_out_opc_xor(s, a0, a1, a0); + } + break; + + case INDEX_op_and_i32: + case INDEX_op_and_i64: + if (c2) { + tcg_out_opc_andi(s, a0, a1, a2); + } else { + tcg_out_opc_and(s, a0, a1, a2); + } + break; + + case INDEX_op_or_i32: + case INDEX_op_or_i64: + if (c2) { + tcg_out_opc_ori(s, a0, a1, a2); + } else { + tcg_out_opc_or(s, a0, a1, a2); + } + break; + + case INDEX_op_xor_i32: + case INDEX_op_xor_i64: + if (c2) { + tcg_out_opc_xori(s, a0, a1, a2); + } else { + tcg_out_opc_xor(s, a0, a1, a2); + } + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -446,8 +521,34 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_extrl_i64_i32: case INDEX_op_extrh_i64_i32: case INDEX_op_ext_i32_i64: + case INDEX_op_not_i32: + case INDEX_op_not_i64: return C_O1_I1(r, r); =20 + case INDEX_op_andc_i32: + case INDEX_op_andc_i64: + case INDEX_op_eqv_i32: + case INDEX_op_eqv_i64: + case INDEX_op_orc_i32: + case INDEX_op_orc_i64: + /* + * LoongArch insns for these ops don't have reg-imm forms, but we + * can express using andi/ori/xori if ~constant satisfies + * TCG_CT_CONST_U12. + */ + return C_O1_I2(r, r, rC); + + case INDEX_op_and_i32: + case INDEX_op_and_i64: + case INDEX_op_nor_i32: + case INDEX_op_nor_i64: + case INDEX_op_or_i32: + case INDEX_op_or_i64: + case INDEX_op_xor_i32: + case INDEX_op_xor_i64: + /* LoongArch reg-imm bitops have their imms ZERO-extended */ + return C_O1_I2(r, r, rU); + default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 163225701415681.34743082402451; Tue, 21 Sep 2021 13:43:34 -0700 (PDT) Received: from localhost ([::1]:41614 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmc1-0008Op-2p for importer@patchew.org; Tue, 21 Sep 2021 16:43:33 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45406) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF8-0004aD-1h for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:54 -0400 Received: from [115.28.160.31] (port=56010 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 1mSmF5-0000Vx-D5 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:53 -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 6AE0B633FE; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=TqzYOvn4Sthsm35MPcESRYXsMgF/IWfP/pNzxpVQ7+4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HhFIU5a5OZzPM2TvQa404ZSoYhQva6r1NGjWCZlssg5xlqY4AYhyE6MGGKHHKyIZr S2YhWNSHUVJs0Q8yVAufOv9ZSxdFO9b7qck/KF+i9WwdW1bY875ykjgSuWVpMQVn/z 9FQpZbDO30DSv39fUhXypnDZ2C2r0QlwExDWIyic= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 13/30] tcg/loongarch64: Implement deposit/extract ops Date: Wed, 22 Sep 2021 04:18:58 +0800 Message-Id: <20210921201915.601245-14-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632257015292100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 21 +++++++++++++++++++++ 2 files changed, 22 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 9ac24b8ad0..d958183020 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -18,3 +18,4 @@ C_O0_I1(r) C_O1_I1(r, r) C_O1_I2(r, r, rC) C_O1_I2(r, r, rU) +C_O1_I2(r, 0, rZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 89fdb6d7c3..27066960cf 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -494,6 +494,20 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, } break; =20 + case INDEX_op_extract_i32: + tcg_out_opc_bstrpick_w(s, a0, a1, a2, a2 + args[3] - 1); + break; + case INDEX_op_extract_i64: + tcg_out_opc_bstrpick_d(s, a0, a1, a2, a2 + args[3] - 1); + break; + + case INDEX_op_deposit_i32: + tcg_out_opc_bstrins_w(s, a0, a2, args[3], args[3] + args[4] - 1); + break; + case INDEX_op_deposit_i64: + tcg_out_opc_bstrins_d(s, a0, a2, args[3], args[3] + args[4] - 1); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -523,6 +537,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcod= e op) case INDEX_op_ext_i32_i64: case INDEX_op_not_i32: case INDEX_op_not_i64: + case INDEX_op_extract_i32: + case INDEX_op_extract_i64: return C_O1_I1(r, r); =20 case INDEX_op_andc_i32: @@ -549,6 +565,11 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) /* LoongArch reg-imm bitops have their imms ZERO-extended */ return C_O1_I2(r, r, rU); =20 + case INDEX_op_deposit_i32: + case INDEX_op_deposit_i64: + /* Must deposit into the same register as input */ + return C_O1_I2(r, 0, rZ); + default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256076257788.7121357464362; Tue, 21 Sep 2021 13:27:56 -0700 (PDT) Received: from localhost ([::1]:35852 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmMs-0001Vu-LE for importer@patchew.org; Tue, 21 Sep 2021 16:27:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45410) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF8-0004aS-4C for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:54 -0400 Received: from [115.28.160.31] (port=56006 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 1mSmF5-0000Vr-3t for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:53 -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 8DDBA633FF; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=Isq8Bm1hj7jeXto+9cPshOSHymkPz07Q6T0DGZ1hhos=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=wKZMkjWkJ8vZGNb1nVaJxZrgVtoryTn+t0gIXtEvoWcgsZaA7Eh/JfgztquZ1sTw/ I53EQeVip4q6rU8h/PES1x1hWo63Kq5ZdON3kuTdy/BAojPkebb7Bo/ym5bZfLq9Ax 754YDjUupDIRlaO8WBdSl+tkwS5SQrB/UEX+BCbM= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 14/30] tcg/loongarch64: Implement bswap32_i32/bswap32_i64/bswap64_i64 Date: Wed, 22 Sep 2021 04:18:59 +0800 Message-Id: <20210921201915.601245-15-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui 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: 1632256077637100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 27066960cf..e7b5f2c5ab 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -508,6 +508,23 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_bstrins_d(s, a0, a2, args[3], args[3] + args[4] - 1); break; =20 + case INDEX_op_bswap32_i32: + /* All 32-bit values are computed sign-extended in the register. = */ + a2 =3D TCG_BSWAP_OS; + /* fallthrough */ + case INDEX_op_bswap32_i64: + tcg_out_opc_revb_2w(s, a0, a1); + if (a2 & TCG_BSWAP_OS) { + tcg_out_ext32s(s, a0, a0); + } else if ((a2 & (TCG_BSWAP_IZ | TCG_BSWAP_OZ)) =3D=3D TCG_BSWAP_O= Z) { + tcg_out_ext32u(s, a0, a0); + } + break; + + case INDEX_op_bswap64_i64: + tcg_out_opc_revb_d(s, a0, a1); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -539,6 +556,9 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcod= e op) case INDEX_op_not_i64: case INDEX_op_extract_i32: case INDEX_op_extract_i64: + case INDEX_op_bswap32_i32: + case INDEX_op_bswap32_i64: + case INDEX_op_bswap64_i64: return C_O1_I1(r, r); =20 case INDEX_op_andc_i32: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257169244235.5452220523597; Tue, 21 Sep 2021 13:46:09 -0700 (PDT) Received: from localhost ([::1]:48660 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmeW-0004lC-7P for importer@patchew.org; Tue, 21 Sep 2021 16:46:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45422) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF8-0004bw-Fa for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:54 -0400 Received: from [115.28.160.31] (port=56012 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 1mSmF6-0000WM-4N for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:54 -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 AC70363400; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=EXsr/9rMamohosQZ73uu0Ij/82a8rL5CbEaOLsq+lZY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NUOPBm8Tvjul7uWB1kTz2xJINLuow9CK5D0SdEhCSyxGysZCZz2egfOWvS0i5vxYO uspY9DbuUTornDhIDknz2Agb+KryzRYiH9HFUsMaXATKVL88BZ+quBaxLp+0H5tTak u8WPEcJtpWcvocVgNcL1ZXwT9ywd1JpNWmDDZMBs= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 15/30] tcg/loongarch64: Implement clz/ctz ops Date: Wed, 22 Sep 2021 04:19:00 +0800 Message-Id: <20210921201915.601245-16-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632257169830100002 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 42 ++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index d958183020..2975e03127 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -18,4 +18,5 @@ C_O0_I1(r) C_O1_I1(r, r) C_O1_I2(r, r, rC) C_O1_I2(r, r, rU) +C_O1_I2(r, r, rW) C_O1_I2(r, 0, rZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e7b5f2c5ab..65545f7636 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -364,6 +364,28 @@ static void tcg_out_ext32s(TCGContext *s, TCGReg ret, = TCGReg arg) tcg_out_opc_addi_w(s, ret, arg, 0); } =20 +static void tcg_out_clzctz(TCGContext *s, LoongArchInsn opc, + TCGReg a0, TCGReg a1, TCGReg a2, + bool c2, bool is_32bit) +{ + if (c2) { + /* + * Fast path: semantics already satisfied due to constraint and + * insn behavior, single instruction is enough. + */ + tcg_debug_assert(a2 =3D=3D (is_32bit ? 32 : 64)); + /* all clz/ctz insns belong to DJ-format */ + tcg_out32(s, encode_dj_insn(opc, a0, a1)); + return; + } + + tcg_out32(s, encode_dj_insn(opc, TCG_REG_TMP0, a1)); + /* a0 =3D a1 ? REG_TMP0 : a2 */ + tcg_out_opc_maskeqz(s, TCG_REG_TMP0, TCG_REG_TMP0, a1); + tcg_out_opc_masknez(s, a0, a2, a1); + tcg_out_opc_or(s, a0, TCG_REG_TMP0, a0); +} + /* * Entry-points */ @@ -525,6 +547,20 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_revb_d(s, a0, a1); break; =20 + case INDEX_op_clz_i32: + tcg_out_clzctz(s, OPC_CLZ_W, a0, a1, a2, c2, true); + break; + case INDEX_op_clz_i64: + tcg_out_clzctz(s, OPC_CLZ_D, a0, a1, a2, c2, false); + break; + + case INDEX_op_ctz_i32: + tcg_out_clzctz(s, OPC_CTZ_W, a0, a1, a2, c2, true); + break; + case INDEX_op_ctz_i64: + tcg_out_clzctz(s, OPC_CTZ_D, a0, a1, a2, c2, false); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -585,6 +621,12 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) /* LoongArch reg-imm bitops have their imms ZERO-extended */ return C_O1_I2(r, r, rU); =20 + case INDEX_op_clz_i32: + case INDEX_op_clz_i64: + case INDEX_op_ctz_i32: + case INDEX_op_ctz_i64: + return C_O1_I2(r, r, rW); + case INDEX_op_deposit_i32: case INDEX_op_deposit_i64: /* Must deposit into the same register as input */ --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256077844872.6127810000286; Tue, 21 Sep 2021 13:27:57 -0700 (PDT) Received: from localhost ([::1]:36064 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmMu-0001eY-Qa for importer@patchew.org; Tue, 21 Sep 2021 16:27:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45462) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF9-0004gJ-La for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -0400 Received: from [115.28.160.31] (port=56014 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 1mSmF6-0000WN-4C for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -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 CAD7463401; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255567; bh=hsb2j+FYiAoVzgPEcGSTj5rokwTS3oRxGAnQKeACMJA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GVLJ8n+fOAR4qC3vnNHTuL/IUGDi5w3tBsttXe8ygOjGTRJcHLOT1xr2dJfyE9YJk ssbvLBTFEubtIkinHf5v66MHkRhTHnHsqIr9sqph3tqCcAv4fCYjFnxknCaACtBGmH fRivSqkwh19b2huWi9SyKRSkkLM+7JeCTuXiPEC8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 16/30] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops Date: Wed, 22 Sep 2021 04:19:01 +0800 Message-Id: <20210921201915.601245-17-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632256079545100005 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 91 ++++++++++++++++++++++++++++ 2 files changed, 92 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 2975e03127..42f8e28741 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -17,6 +17,7 @@ C_O0_I1(r) C_O1_I1(r, r) C_O1_I2(r, r, rC) +C_O1_I2(r, r, ri) C_O1_I2(r, r, rU) C_O1_I2(r, r, rW) C_O1_I2(r, 0, rZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 65545f7636..f06c61ee2b 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -561,6 +561,85 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_clzctz(s, OPC_CTZ_D, a0, a1, a2, c2, false); break; =20 + case INDEX_op_shl_i32: + if (c2) { + tcg_out_opc_slli_w(s, a0, a1, a2 & 0x1f); + } else { + tcg_out_opc_sll_w(s, a0, a1, a2); + } + break; + case INDEX_op_shl_i64: + if (c2) { + tcg_out_opc_slli_d(s, a0, a1, a2 & 0x3f); + } else { + tcg_out_opc_sll_d(s, a0, a1, a2); + } + break; + + case INDEX_op_shr_i32: + if (c2) { + tcg_out_opc_srli_w(s, a0, a1, a2 & 0x1f); + } else { + tcg_out_opc_srl_w(s, a0, a1, a2); + } + break; + case INDEX_op_shr_i64: + if (c2) { + tcg_out_opc_srli_d(s, a0, a1, a2 & 0x3f); + } else { + tcg_out_opc_srl_d(s, a0, a1, a2); + } + break; + + case INDEX_op_sar_i32: + if (c2) { + tcg_out_opc_srai_w(s, a0, a1, a2 & 0x1f); + } else { + tcg_out_opc_sra_w(s, a0, a1, a2); + } + break; + case INDEX_op_sar_i64: + if (c2) { + tcg_out_opc_srai_d(s, a0, a1, a2 & 0x3f); + } else { + tcg_out_opc_sra_d(s, a0, a1, a2); + } + break; + + case INDEX_op_rotl_i32: + /* transform into equivalent rotr/rotri */ + if (c2) { + tcg_out_opc_rotri_w(s, a0, a1, (32 - a2) & 0x1f); + } else { + tcg_out_opc_sub_w(s, TCG_REG_TMP0, TCG_REG_ZERO, a2); + tcg_out_opc_rotr_w(s, a0, a1, TCG_REG_TMP0); + } + break; + case INDEX_op_rotl_i64: + /* transform into equivalent rotr/rotri */ + if (c2) { + tcg_out_opc_rotri_d(s, a0, a1, (64 - a2) & 0x3f); + } else { + tcg_out_opc_sub_w(s, TCG_REG_TMP0, TCG_REG_ZERO, a2); + tcg_out_opc_rotr_d(s, a0, a1, TCG_REG_TMP0); + } + break; + + case INDEX_op_rotr_i32: + if (c2) { + tcg_out_opc_rotri_w(s, a0, a1, a2 & 0x1f); + } else { + tcg_out_opc_rotr_w(s, a0, a1, a2); + } + break; + case INDEX_op_rotr_i64: + if (c2) { + tcg_out_opc_rotri_d(s, a0, a1, a2 & 0x3f); + } else { + tcg_out_opc_rotr_d(s, a0, a1, a2); + } + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -610,6 +689,18 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) */ return C_O1_I2(r, r, rC); =20 + case INDEX_op_shl_i32: + case INDEX_op_shl_i64: + case INDEX_op_shr_i32: + case INDEX_op_shr_i64: + case INDEX_op_sar_i32: + case INDEX_op_sar_i64: + case INDEX_op_rotl_i32: + case INDEX_op_rotl_i64: + case INDEX_op_rotr_i32: + case INDEX_op_rotr_i64: + return C_O1_I2(r, r, ri); + case INDEX_op_and_i32: case INDEX_op_and_i64: case INDEX_op_nor_i32: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257367043571.7153538109795; Tue, 21 Sep 2021 13:49:27 -0700 (PDT) Received: from localhost ([::1]:55650 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmhh-00018A-QA for importer@patchew.org; Tue, 21 Sep 2021 16:49:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45468) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF9-0004h6-Rf for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -0400 Received: from [115.28.160.31] (port=56016 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 1mSmF6-0000X2-Th for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -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 E99DA63402; Wed, 22 Sep 2021 04:19:27 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=+uc277oS3kxy11bqHFo5gEFFTvp+tPnsoUxtZ3jM564=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Jpsl0DIO+2LbNFbtXVBm1Fm6pCUaCPztxhv3hzy8xBSagvhmvQt2/gTWiTcEruDgM MZAsdqob3VkHKUmWk3jWP6MXdSbgNyXg4TDeEWFWDU+k9GjgRl6COpYOHHP8LkIlpa d7DlTW07i7r1MurwEy+QR1zA32fsRgT4jQzSuoyM= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 17/30] tcg/loongarch64: Implement add/sub ops Date: Wed, 22 Sep 2021 04:19:02 +0800 Message-Id: <20210921201915.601245-18-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632257367773100001 Content-Type: text/plain; charset="utf-8" The neg_i{32,64} ops is fully expressible with sub, so omitted for simplicity. Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 2 ++ tcg/loongarch64/tcg-target.c.inc | 38 ++++++++++++++++++++++++++++ 2 files changed, 40 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 42f8e28741..4b8ce85897 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -18,6 +18,8 @@ C_O0_I1(r) C_O1_I1(r, r) C_O1_I2(r, r, rC) C_O1_I2(r, r, ri) +C_O1_I2(r, r, rI) C_O1_I2(r, r, rU) C_O1_I2(r, r, rW) C_O1_I2(r, 0, rZ) +C_O1_I2(r, rZ, rN) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index f06c61ee2b..e1b333120d 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -640,6 +640,36 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, } break; =20 + case INDEX_op_add_i32: + if (c2) { + tcg_out_opc_addi_w(s, a0, a1, a2); + } else { + tcg_out_opc_add_w(s, a0, a1, a2); + } + break; + case INDEX_op_add_i64: + if (c2) { + tcg_out_opc_addi_d(s, a0, a1, a2); + } else { + tcg_out_opc_add_d(s, a0, a1, a2); + } + break; + + case INDEX_op_sub_i32: + if (c2) { + tcg_out_opc_addi_w(s, a0, a1, -a2); + } else { + tcg_out_opc_sub_w(s, a0, a1, a2); + } + break; + case INDEX_op_sub_i64: + if (c2) { + tcg_out_opc_addi_d(s, a0, a1, -a2); + } else { + tcg_out_opc_sub_d(s, a0, a1, a2); + } + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -701,6 +731,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_rotr_i64: return C_O1_I2(r, r, ri); =20 + case INDEX_op_add_i32: + case INDEX_op_add_i64: + return C_O1_I2(r, r, rI); + case INDEX_op_and_i32: case INDEX_op_and_i64: case INDEX_op_nor_i32: @@ -723,6 +757,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) /* Must deposit into the same register as input */ return C_O1_I2(r, 0, rZ); =20 + case INDEX_op_sub_i32: + case INDEX_op_sub_i64: + return C_O1_I2(r, rZ, rN); + default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256273187120.83321851418225; Tue, 21 Sep 2021 13:31:13 -0700 (PDT) Received: from localhost ([::1]:44226 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmQ4-00076E-4p for importer@patchew.org; Tue, 21 Sep 2021 16:31:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45460) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF9-0004gA-Jz for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -0400 Received: from [115.28.160.31] (port=56018 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 1mSmF6-0000X6-Tf for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -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 13E3E63403; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=f1NEE8g7+34sLipIY1d0LN7sUTofXYXsGDMwSWe2IA0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PxLNtLqBxjonNeXMyY7mGSXuJ9QvKm9i5sBgX7MQG++Te1tuc0TaNY2Q2JdTHPa6o wKiN4EtoWcQsqv6jJgXjyGJONt6ibY3nBrCDCG88mfhktZvPzMbjmRKQSniwJxw5NC 8Zjfks/f2XUpc1hFv2GmeZfCHSXOdSANpbUFgYnk= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 18/30] tcg/loongarch64: Implement mul/mulsh/muluh/div/divu/rem/remu ops Date: Wed, 22 Sep 2021 04:19:03 +0800 Message-Id: <20210921201915.601245-19-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui , Richard Henderson 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: 1632256274355100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 65 ++++++++++++++++++++++++++++ 2 files changed, 66 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 4b8ce85897..fb56f3a295 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -23,3 +23,4 @@ C_O1_I2(r, r, rU) C_O1_I2(r, r, rW) C_O1_I2(r, 0, rZ) C_O1_I2(r, rZ, rN) +C_O1_I2(r, rZ, rZ) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index e1b333120d..802066035b 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -670,6 +670,55 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, } break; =20 + case INDEX_op_mul_i32: + tcg_out_opc_mul_w(s, a0, a1, a2); + break; + case INDEX_op_mul_i64: + tcg_out_opc_mul_d(s, a0, a1, a2); + break; + + case INDEX_op_mulsh_i32: + tcg_out_opc_mulh_w(s, a0, a1, a2); + break; + case INDEX_op_mulsh_i64: + tcg_out_opc_mulh_d(s, a0, a1, a2); + break; + + case INDEX_op_muluh_i32: + tcg_out_opc_mulh_wu(s, a0, a1, a2); + break; + case INDEX_op_muluh_i64: + tcg_out_opc_mulh_du(s, a0, a1, a2); + break; + + case INDEX_op_div_i32: + tcg_out_opc_div_w(s, a0, a1, a2); + break; + case INDEX_op_div_i64: + tcg_out_opc_div_d(s, a0, a1, a2); + break; + + case INDEX_op_divu_i32: + tcg_out_opc_div_wu(s, a0, a1, a2); + break; + case INDEX_op_divu_i64: + tcg_out_opc_div_du(s, a0, a1, a2); + break; + + case INDEX_op_rem_i32: + tcg_out_opc_mod_w(s, a0, a1, a2); + break; + case INDEX_op_rem_i64: + tcg_out_opc_mod_d(s, a0, a1, a2); + break; + + case INDEX_op_remu_i32: + tcg_out_opc_mod_wu(s, a0, a1, a2); + break; + case INDEX_op_remu_i64: + tcg_out_opc_mod_du(s, a0, a1, a2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -761,6 +810,22 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_sub_i64: return C_O1_I2(r, rZ, rN); =20 + case INDEX_op_mul_i32: + case INDEX_op_mul_i64: + case INDEX_op_mulsh_i32: + case INDEX_op_mulsh_i64: + case INDEX_op_muluh_i32: + case INDEX_op_muluh_i64: + case INDEX_op_div_i32: + case INDEX_op_div_i64: + case INDEX_op_divu_i32: + case INDEX_op_divu_i64: + case INDEX_op_rem_i32: + case INDEX_op_rem_i64: + case INDEX_op_remu_i32: + case INDEX_op_remu_i64: + return C_O1_I2(r, rZ, rZ); + default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256568140381.1437081778231; Tue, 21 Sep 2021 13:36:08 -0700 (PDT) Received: from localhost ([::1]:53024 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmUp-0004tK-54 for importer@patchew.org; Tue, 21 Sep 2021 16:36:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45508) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFB-0004ll-2X for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:57 -0400 Received: from [115.28.160.31] (port=56026 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 1mSmF7-0000YB-Nu for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:56 -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 3760763404; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=el55ifAS/7nKLXlgr01PVHvWuOTOt/u9tRyAg34Ptx8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ncQgzFEcGwSgbqCiwGBBdO7GnCQKuMCe3JF95xInRCerXTgItMjge2tKtMS5hLF+o QohJY500TrKSYKBqCLMzXZi5iDL12AZ9u+nmGj20MG4X7jTAmEAZp0ExTGHH/JBzgv oQCRkUbekXHsbPzrPbqM9NjTwVW+3XmfMKIbv2z8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 19/30] tcg/loongarch64: Implement br/brcond ops Date: Wed, 22 Sep 2021 04:19:04 +0800 Message-Id: <20210921201915.601245-20-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632256569122100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 53 ++++++++++++++++++++++++++++ 2 files changed, 54 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index fb56f3a295..367689c2e2 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -15,6 +15,7 @@ * tcg-target-con-str.h; the constraint combination is inclusive or. */ C_O0_I1(r) +C_O0_I2(rZ, rZ) C_O1_I1(r, r) C_O1_I2(r, r, rC) C_O1_I2(r, r, ri) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 802066035b..b0600a3dbd 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -386,6 +386,44 @@ static void tcg_out_clzctz(TCGContext *s, LoongArchIns= n opc, tcg_out_opc_or(s, a0, TCG_REG_TMP0, a0); } =20 +/* + * Branch helpers + */ + +static const struct { + LoongArchInsn op; + bool swap; +} tcg_brcond_to_loongarch[] =3D { + [TCG_COND_EQ] =3D { OPC_BEQ, false }, + [TCG_COND_NE] =3D { OPC_BNE, false }, + [TCG_COND_LT] =3D { OPC_BGT, true }, + [TCG_COND_GE] =3D { OPC_BLE, true }, + [TCG_COND_LE] =3D { OPC_BLE, false }, + [TCG_COND_GT] =3D { OPC_BGT, false }, + [TCG_COND_LTU] =3D { OPC_BGTU, true }, + [TCG_COND_GEU] =3D { OPC_BLEU, true }, + [TCG_COND_LEU] =3D { OPC_BLEU, false }, + [TCG_COND_GTU] =3D { OPC_BGTU, false } +}; + +static void tcg_out_brcond(TCGContext *s, TCGCond cond, TCGReg arg1, + TCGReg arg2, TCGLabel *l) +{ + LoongArchInsn op =3D tcg_brcond_to_loongarch[cond].op; + + tcg_debug_assert(op !=3D 0); + + if (tcg_brcond_to_loongarch[cond].swap) { + TCGReg t =3D arg1; + arg1 =3D arg2; + arg2 =3D t; + } + + /* all conditional branch insns belong to DJSk16-format */ + tcg_out_reloc(s, s->code_ptr, R_LOONGARCH_BR_SK16, l, 0); + tcg_out32(s, encode_djsk16_insn(op, arg1, arg2, 0)); +} + /* * Entry-points */ @@ -408,6 +446,17 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_jirl(s, TCG_REG_ZERO, a0, 0); break; =20 + case INDEX_op_br: + tcg_out_reloc(s, s->code_ptr, R_LOONGARCH_BR_SD10K16, arg_label(a0= ), + 0); + tcg_out_opc_b(s, 0); + break; + + case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: + tcg_out_brcond(s, a2, a0, a1, arg_label(args[3])); + break; + case INDEX_op_ext8s_i32: case INDEX_op_ext8s_i64: tcg_out_ext8s(s, a0, a1); @@ -732,6 +781,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_goto_ptr: return C_O0_I1(r); =20 + case INDEX_op_brcond_i32: + case INDEX_op_brcond_i64: + return C_O0_I2(rZ, rZ); + case INDEX_op_ext8s_i32: case INDEX_op_ext8s_i64: case INDEX_op_ext8u_i32: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256651989387.9045824491915; Tue, 21 Sep 2021 13:37:31 -0700 (PDT) Received: from localhost ([::1]:56640 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmWA-0007Ub-Ue for importer@patchew.org; Tue, 21 Sep 2021 16:37:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45506) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFB-0004li-32 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:57 -0400 Received: from [115.28.160.31] (port=56020 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 1mSmF7-0000Xs-Um for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:56 -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 5A58E63405; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=/veKq+vUvfeSIZkxmYQCKeB2K2BfNP9eWfHusCJN6FU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VTOaZ0vzFtonQlMX0lGCGXo1vORc2cSi11EYHD0bh9ikflrRLuVYFEi3xzuMQRBXo Z1wtLuxBsSoJhjPTpaPZYxjLKwCI+kGWvHECmr7AGlwjqTJ9fqv5pafCxTqKkA1eT0 gtRTqXDE4z+h4ni9XLbBSap8xLDzTm6BFZpfmDT0= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 20/30] tcg/loongarch64: Implement setcond ops Date: Wed, 22 Sep 2021 04:19:05 +0800 Message-Id: <20210921201915.601245-21-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui 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: 1632256653706100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 74 ++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index b0600a3dbd..08e6541dcf 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -386,6 +386,73 @@ static void tcg_out_clzctz(TCGContext *s, LoongArchIns= n opc, tcg_out_opc_or(s, a0, TCG_REG_TMP0, a0); } =20 +static void tcg_out_setcond(TCGContext *s, TCGCond cond, TCGReg ret, + TCGReg arg1, TCGReg arg2, bool c1, bool c2) +{ + TCGReg tmp; + + if (c1) { + tcg_debug_assert(arg1 =3D=3D 0); + } + if (c2) { + tcg_debug_assert(arg2 =3D=3D 0); + } + + switch (cond) { + case TCG_COND_EQ: + if (c1) { + tmp =3D arg2; + } else if (c2) { + tmp =3D arg1; + } else { + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tmp =3D ret; + } + tcg_out_opc_sltui(s, ret, tmp, 1); + break; + case TCG_COND_NE: + if (c1) { + tmp =3D arg2; + } else if (c2) { + tmp =3D arg1; + } else { + tcg_out_opc_sub_d(s, ret, arg1, arg2); + tmp =3D ret; + } + tcg_out_opc_sltu(s, ret, TCG_REG_ZERO, tmp); + break; + case TCG_COND_LT: + tcg_out_opc_slt(s, ret, arg1, arg2); + break; + case TCG_COND_GE: + tcg_out_opc_slt(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LE: + tcg_out_setcond(s, TCG_COND_GE, ret, arg2, arg1, c2, c1); + break; + case TCG_COND_GT: + tcg_out_setcond(s, TCG_COND_LT, ret, arg2, arg1, c2, c1); + break; + case TCG_COND_LTU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + break; + case TCG_COND_GEU: + tcg_out_opc_sltu(s, ret, arg1, arg2); + tcg_out_opc_xori(s, ret, ret, 1); + break; + case TCG_COND_LEU: + tcg_out_setcond(s, TCG_COND_GEU, ret, arg2, arg1, c2, c1); + break; + case TCG_COND_GTU: + tcg_out_setcond(s, TCG_COND_LTU, ret, arg2, arg1, c2, c1); + break; + default: + g_assert_not_reached(); + break; + } +} + /* * Branch helpers */ @@ -768,6 +835,11 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_opc_mod_du(s, a0, a1, a2); break; =20 + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: + tcg_out_setcond(s, args[3], a0, a1, a2, const_args[1], c2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: default: @@ -877,6 +949,8 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpcod= e op) case INDEX_op_rem_i64: case INDEX_op_remu_i32: case INDEX_op_remu_i64: + case INDEX_op_setcond_i32: + case INDEX_op_setcond_i64: return C_O1_I2(r, rZ, rZ); =20 default: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256282777397.87347136449876; Tue, 21 Sep 2021 13:31:22 -0700 (PDT) Received: from localhost ([::1]:44690 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmQD-0007Op-Mj for importer@patchew.org; Tue, 21 Sep 2021 16:31:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45472) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmF9-0004hX-TC for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -0400 Received: from [115.28.160.31] (port=56022 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 1mSmF7-0000Xv-Lt for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:55 -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 795C963406; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=jqiuI2TMYYZhvjXdPOUkPnDq+r0pUiZfXerj64dp1Ns=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=DLs8c6cf3uOg6m0SAaSP0A5owBtEX5LH9CH6BoAG4fvhj1Ze13nsgUtpJSZSAudhU gURY8xxzDmvxfIj58y4yb6/3FlFptWWMDYk7Ab/9nyreZnMz8VbDVLAdt4QXiXV90x o0iSpActhMz4WK2tM6ezULiZ7S0T1CMoB9EtbrsU= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 21/30] tcg/loongarch64: Implement tcg_out_call Date: Wed, 22 Sep 2021 04:19:06 +0800 Message-Id: <20210921201915.601245-22-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632256284042100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 34 ++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 08e6541dcf..44532ee1e4 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -491,6 +491,39 @@ static void tcg_out_brcond(TCGContext *s, TCGCond cond= , TCGReg arg1, tcg_out32(s, encode_djsk16_insn(op, arg1, arg2, 0)); } =20 +static void tcg_out_call_int(TCGContext *s, const tcg_insn_unit *arg, bool= tail) +{ + TCGReg link =3D tail ? TCG_REG_ZERO : TCG_REG_RA; + ptrdiff_t offset =3D tcg_pcrel_diff(s, arg); + + tcg_debug_assert((offset & 3) =3D=3D 0); + if (offset =3D=3D sextreg(offset, 0, 28)) { + /* short jump: +/- 256MiB */ + if (tail) { + tcg_out_opc_b(s, offset >> 2); + } else { + tcg_out_opc_bl(s, offset >> 2); + } + } else if (offset =3D=3D sextreg(offset, 0, 38)) { + /* long jump: +/- 256GiB */ + tcg_target_long lo =3D sextreg(offset, 0, 18); + tcg_target_long hi =3D offset - lo; + tcg_out_opc_pcaddu18i(s, TCG_REG_TMP0, hi >> 18); + tcg_out_opc_jirl(s, link, TCG_REG_TMP0, lo >> 2); + } else { + /* far jump: 64-bit */ + tcg_target_long lo =3D sextreg((tcg_target_long)arg, 0, 18); + tcg_target_long hi =3D (tcg_target_long)arg - lo; + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_TMP0, hi); + tcg_out_opc_jirl(s, link, TCG_REG_TMP0, lo >> 2); + } +} + +static void tcg_out_call(TCGContext *s, const tcg_insn_unit *arg) +{ + tcg_out_call_int(s, arg, false); +} + /* * Entry-points */ @@ -842,6 +875,7 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, =20 case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: + case INDEX_op_call: /* Always emitted via tcg_out_call. */ default: g_assert_not_reached(); } --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256393898788.6379137123199; Tue, 21 Sep 2021 13:33:13 -0700 (PDT) Received: from localhost ([::1]:48260 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmRz-0001XI-Cd for importer@patchew.org; Tue, 21 Sep 2021 16:33:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45496) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFA-0004kd-JS for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:56 -0400 Received: from [115.28.160.31] (port=56024 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 1mSmF7-0000Xw-LC for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:56 -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 97E4063407; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=QRHEyTdWYT/4jhJk+zGlEHn6yQlLsRJ7UUxYpNulo44=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=we0O1yaLHKlZZ1DSMuQWDudqx9ukYJG1Q5c9rETcUF5lgt4pQjrbcGv+ZN1V/YPGI FOKxeXNRuzNSr/HxIUADoHwbNgnF0adHdBAakHL0TCl3OBEi0x1PzJuqgHJsoaM9V3 K7ciSshL0B0sLLfEm2gPbiEweQOY95hUYO0s0+F8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 22/30] tcg/loongarch64: Implement simple load/store ops Date: Wed, 22 Sep 2021 04:19:07 +0800 Message-Id: <20210921201915.601245-23-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632256395176100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target-con-set.h | 1 + tcg/loongarch64/tcg-target.c.inc | 131 +++++++++++++++++++++++++++ 2 files changed, 132 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 367689c2e2..3ab0416d9f 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -15,6 +15,7 @@ * tcg-target-con-str.h; the constraint combination is inclusive or. */ C_O0_I1(r) +C_O0_I2(rZ, r) C_O0_I2(rZ, rZ) C_O1_I1(r, r) C_O1_I2(r, r, rC) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 44532ee1e4..18b2473d9c 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -524,6 +524,73 @@ static void tcg_out_call(TCGContext *s, const tcg_insn= _unit *arg) tcg_out_call_int(s, arg, false); } =20 +/* + * Load/store helpers + */ + +static void tcg_out_ldst(TCGContext *s, LoongArchInsn 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_pcaddu12i(s, TCG_REG_TMP2, (diff - imm12) >> 12); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_TMP2, offset - imm12); + if (addr !=3D TCG_REG_ZERO) { + tcg_out_opc_add_d(s, TCG_REG_TMP2, TCG_REG_TMP2, addr); + } + } + addr =3D TCG_REG_TMP2; + } + + switch (opc) { + case OPC_LD_B: + case OPC_LD_BU: + case OPC_LD_H: + case OPC_LD_HU: + case OPC_LD_W: + case OPC_LD_WU: + case OPC_LD_D: + case OPC_ST_B: + case OPC_ST_H: + case OPC_ST_W: + case OPC_ST_D: + tcg_out32(s, encode_djsk12_insn(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 is_32bit =3D type =3D=3D TCG_TYPE_I32; + tcg_out_ldst(s, is_32bit ? OPC_LD_W : OPC_LD_D, arg, arg1, arg2); +} + +static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg, + TCGReg arg1, intptr_t arg2) +{ + bool is_32bit =3D type =3D=3D TCG_TYPE_I32; + tcg_out_ldst(s, is_32bit ? OPC_ST_W : OPC_ST_D, 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; +} + /* * Entry-points */ @@ -873,6 +940,49 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_setcond(s, args[3], a0, a1, a2, const_args[1], c2); break; =20 + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + tcg_out_ldst(s, OPC_LD_B, a0, a1, a2); + break; + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + tcg_out_ldst(s, OPC_LD_BU, a0, a1, a2); + break; + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + tcg_out_ldst(s, OPC_LD_H, a0, a1, a2); + break; + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + tcg_out_ldst(s, OPC_LD_HU, a0, a1, a2); + break; + case INDEX_op_ld_i32: + case INDEX_op_ld32s_i64: + tcg_out_ldst(s, OPC_LD_W, a0, a1, a2); + break; + case INDEX_op_ld32u_i64: + tcg_out_ldst(s, OPC_LD_WU, a0, a1, a2); + break; + case INDEX_op_ld_i64: + tcg_out_ldst(s, OPC_LD_D, a0, a1, a2); + break; + + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + tcg_out_ldst(s, OPC_ST_B, a0, a1, a2); + break; + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + tcg_out_ldst(s, OPC_ST_H, a0, a1, a2); + break; + case INDEX_op_st_i32: + case INDEX_op_st32_i64: + tcg_out_ldst(s, OPC_ST_W, a0, a1, a2); + break; + case INDEX_op_st_i64: + tcg_out_ldst(s, OPC_ST_D, a0, a1, a2); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_call: /* Always emitted via tcg_out_call. */ @@ -887,6 +997,15 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpco= de op) case INDEX_op_goto_ptr: return C_O0_I1(r); =20 + case INDEX_op_st8_i32: + case INDEX_op_st8_i64: + case INDEX_op_st16_i32: + case INDEX_op_st16_i64: + case INDEX_op_st32_i64: + case INDEX_op_st_i32: + case INDEX_op_st_i64: + return C_O0_I2(rZ, r); + case INDEX_op_brcond_i32: case INDEX_op_brcond_i64: return C_O0_I2(rZ, rZ); @@ -912,6 +1031,18 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOpc= ode op) case INDEX_op_bswap32_i32: case INDEX_op_bswap32_i64: case INDEX_op_bswap64_i64: + case INDEX_op_ld8s_i32: + case INDEX_op_ld8s_i64: + case INDEX_op_ld8u_i32: + case INDEX_op_ld8u_i64: + case INDEX_op_ld16s_i32: + case INDEX_op_ld16s_i64: + case INDEX_op_ld16u_i32: + case INDEX_op_ld16u_i64: + case INDEX_op_ld32s_i64: + case INDEX_op_ld32u_i64: + case INDEX_op_ld_i32: + case INDEX_op_ld_i64: return C_O1_I1(r, r); =20 case INDEX_op_andc_i32: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256557085704.5945957028212; Tue, 21 Sep 2021 13:35:57 -0700 (PDT) Received: from localhost ([::1]:52606 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmUd-0004aC-VM for importer@patchew.org; Tue, 21 Sep 2021 16:35:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45514) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFB-0004ou-OT for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:57 -0400 Received: from [115.28.160.31] (port=56028 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 1mSmF8-0000Z0-K3 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:57 -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 BB37A63408; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=D1qjatUxSqv40ZQ6IrfYR7ZhLc/X2dVJJHQxjt6VOvQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=AoboO4YFMXthNy4/f5sFt3E9YTGZtQQxgwOBu8GlnSIyKuGZ9hY/SpW2T3vBBJts1 4K7dNHdZbqXpC5LZpv8LZj65Z/Jt+b4+C2hAxxe2CUvajQNd64VKEVxsJvT2UJyJpK 8QCD/I7O8pASuSgOsc67OwMoFW/MP3hBhmNBX4mw= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 23/30] tcg/loongarch64: Add softmmu load/store helpers, implement qemu_ld/qemu_st ops Date: Wed, 22 Sep 2021 04:19:08 +0800 Message-Id: <20210921201915.601245-24-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632256558880100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui --- tcg/loongarch64/tcg-target-con-set.h | 2 + tcg/loongarch64/tcg-target.c.inc | 332 +++++++++++++++++++++++++++ 2 files changed, 334 insertions(+) diff --git a/tcg/loongarch64/tcg-target-con-set.h b/tcg/loongarch64/tcg-tar= get-con-set.h index 3ab0416d9f..8fd3a2f4a1 100644 --- a/tcg/loongarch64/tcg-target-con-set.h +++ b/tcg/loongarch64/tcg-target-con-set.h @@ -17,7 +17,9 @@ C_O0_I1(r) C_O0_I2(rZ, r) C_O0_I2(rZ, rZ) +C_O0_I2(LZ, L) C_O1_I1(r, r) +C_O1_I1(r, L) C_O1_I2(r, r, rC) C_O1_I2(r, r, ri) C_O1_I2(r, r, rI) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 18b2473d9c..bbb6b7f47d 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -117,6 +117,11 @@ static const int tcg_target_call_oarg_regs[] =3D { TCG_REG_A1, }; =20 +#ifndef CONFIG_SOFTMMU +#define USE_GUEST_BASE (guest_base !=3D 0) +#define TCG_GUEST_BASE_REG TCG_REG_S1 +#endif + #define TCG_CT_CONST_ZERO 0x100 #define TCG_CT_CONST_S12 0x200 #define TCG_CT_CONST_N12 0x400 @@ -591,6 +596,312 @@ static bool tcg_out_sti(TCGContext *s, TCGType type, = TCGArg val, return false; } =20 +/* + * Load/store helpers for SoftMMU, and qemu_ld/st implementations + */ + +#if defined(CONFIG_SOFTMMU) +#include "../tcg-ldst.c.inc" + +/* + * helper signature: helper_ret_ld_mmu(CPUState *env, target_ulong addr, + * TCGMemOpIdx oi, uintptr_t ra) + */ +static void * const qemu_ld_helpers[4] =3D { + [MO_8] =3D helper_ret_ldub_mmu, + [MO_16] =3D helper_le_lduw_mmu, + [MO_32] =3D helper_le_ldul_mmu, + [MO_64] =3D helper_le_ldq_mmu, +}; + +/* + * helper signature: helper_ret_st_mmu(CPUState *env, target_ulong addr, + * uintxx_t val, TCGMemOpIdx oi, + * uintptr_t ra) + */ +static void * const qemu_st_helpers[4] =3D { + [MO_8] =3D helper_ret_stb_mmu, + [MO_16] =3D helper_le_stw_mmu, + [MO_32] =3D helper_le_stl_mmu, + [MO_64] =3D helper_le_stq_mmu, +}; + +/* We expect to use a 12-bit negative offset from ENV. */ +QEMU_BUILD_BUG_ON(TLB_MASK_TABLE_OFS(0) > 0); +QEMU_BUILD_BUG_ON(TLB_MASK_TABLE_OFS(0) < -(1 << 11)); + +static bool tcg_out_goto(TCGContext *s, const tcg_insn_unit *target) +{ + tcg_out_opc_b(s, 0); + return reloc_br_sd10k16(s->code_ptr - 1, target); +} + +static void tcg_out_tlb_load(TCGContext *s, TCGReg addrl, TCGMemOpIdx oi, + tcg_insn_unit **label_ptr, bool is_load) +{ + MemOp opc =3D get_memop(oi); + unsigned s_bits =3D opc & MO_SIZE; + unsigned a_bits =3D get_alignment_bits(opc); + tcg_target_long compare_mask; + int mem_index =3D get_mmuidx(oi); + int fast_ofs =3D TLB_MASK_TABLE_OFS(mem_index); + int mask_ofs =3D fast_ofs + offsetof(CPUTLBDescFast, mask); + int table_ofs =3D fast_ofs + offsetof(CPUTLBDescFast, table); + + tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP0, TCG_AREG0, mask_ofs); + tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP1, TCG_AREG0, table_ofs); + + tcg_out_opc_srli_d(s, TCG_REG_TMP2, addrl, + TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS); + tcg_out_opc_and(s, TCG_REG_TMP2, TCG_REG_TMP2, TCG_REG_TMP0); + tcg_out_opc_add_d(s, TCG_REG_TMP2, TCG_REG_TMP2, TCG_REG_TMP1); + + /* Load the tlb comparator and the addend. */ + tcg_out_ld(s, TCG_TYPE_TL, TCG_REG_TMP0, TCG_REG_TMP2, + is_load ? offsetof(CPUTLBEntry, addr_read) + : offsetof(CPUTLBEntry, addr_write)); + tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP2, TCG_REG_TMP2, + offsetof(CPUTLBEntry, addend)); + + /* We don't support unaligned accesses. */ + if (a_bits < s_bits) { + a_bits =3D s_bits; + } + /* Clear the non-page, non-alignment bits from the address. */ + compare_mask =3D (tcg_target_long)TARGET_PAGE_MASK | ((1 << a_bits) - = 1); + tcg_out_movi(s, TCG_TYPE_TL, TCG_REG_TMP1, compare_mask); + tcg_out_opc_and(s, TCG_REG_TMP1, TCG_REG_TMP1, addrl); + + /* Compare masked address with the TLB entry. */ + label_ptr[0] =3D s->code_ptr; + tcg_out_opc_bne(s, TCG_REG_TMP0, TCG_REG_TMP1, 0); + + /* TLB Hit - translate address using addend. */ + tcg_out_opc_add_d(s, TCG_REG_TMP0, TCG_REG_TMP2, addrl); +} + +static void add_qemu_ldst_label(TCGContext *s, int is_ld, TCGMemOpIdx oi, + TCGReg datalo, TCGReg addrlo, + void *raddr, tcg_insn_unit **label_ptr) +{ + TCGLabelQemuLdst *label =3D new_ldst_label(s); + + label->is_ld =3D is_ld; + label->oi =3D oi; + label->type =3D 0; + label->datalo_reg =3D datalo; + label->datahi_reg =3D 0; + label->addrlo_reg =3D addrlo; + label->addrhi_reg =3D 0; + label->raddr =3D tcg_splitwx_to_rx(raddr); + label->label_ptr[0] =3D label_ptr[0]; +} + +static bool tcg_out_qemu_ld_slow_path(TCGContext *s, TCGLabelQemuLdst *l) +{ + TCGMemOpIdx oi =3D l->oi; + MemOp opc =3D get_memop(oi); + MemOp size =3D opc & MO_SIZE; + + /* resolve label address */ + if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { + return false; + } + + /* call load helper */ + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A0, TCG_AREG0); + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A1, l->addrlo_reg); + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A2, oi); + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A3, (tcg_target_long)l->raddr); + + tcg_out_call(s, qemu_ld_helpers[size]); + if (opc & MO_SIGN) { + /* Sign-extend directly into destination. */ + switch (size) { + case MO_8: + tcg_out_ext8s(s, l->datalo_reg, TCG_REG_A0); + break; + case MO_16: + tcg_out_ext16s(s, l->datalo_reg, TCG_REG_A0); + break; + case MO_32: + tcg_out_ext32s(s, l->datalo_reg, TCG_REG_A0); + break; + default: + g_assert_not_reached(); + break; + } + } else { + tcg_out_mov(s, size =3D=3D MO_64, l->datalo_reg, TCG_REG_A0); + } + + return tcg_out_goto(s, l->raddr); +} + +static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l) +{ + TCGMemOpIdx oi =3D l->oi; + MemOp opc =3D get_memop(oi); + MemOp size =3D opc & MO_SIZE; + + /* resolve label address */ + if (!reloc_br_sk16(l->label_ptr[0], tcg_splitwx_to_rx(s->code_ptr))) { + return false; + } + + /* call store helper */ + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A0, TCG_AREG0); + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A1, l->addrlo_reg); + switch (size) { + case MO_8: + tcg_out_ext8u(s, TCG_REG_A2, l->datalo_reg); + break; + case MO_16: + tcg_out_ext16u(s, TCG_REG_A2, l->datalo_reg); + break; + case MO_32: + tcg_out_ext32u(s, TCG_REG_A2, l->datalo_reg); + break; + case MO_64: + tcg_out_mov(s, TCG_TYPE_PTR, TCG_REG_A2, l->datalo_reg); + break; + default: + g_assert_not_reached(); + break; + } + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A3, oi); + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A4, (tcg_target_long)l->raddr); + + tcg_out_call(s, qemu_st_helpers[size]); + + return tcg_out_goto(s, l->raddr); +} +#endif /* CONFIG_SOFTMMU */ + +static void tcg_out_qemu_ld_direct(TCGContext *s, TCGReg lo, TCGReg base, + MemOp opc, bool is_64) +{ + /* Byte swapping is left to middle-end expansion. */ + tcg_debug_assert((opc & MO_BSWAP) =3D=3D 0); + + switch (opc & MO_SSIZE) { + case MO_UB: + tcg_out_opc_ld_bu(s, lo, base, 0); + break; + case MO_SB: + tcg_out_opc_ld_b(s, lo, base, 0); + break; + case MO_UW: + tcg_out_opc_ld_hu(s, lo, base, 0); + break; + case MO_SW: + tcg_out_opc_ld_h(s, lo, base, 0); + break; + case MO_UL: + if (is_64) { + tcg_out_opc_ld_wu(s, lo, base, 0); + break; + } + /* fallthrough */ + case MO_SL: + tcg_out_opc_ld_w(s, lo, base, 0); + break; + case MO_Q: + tcg_out_opc_ld_d(s, lo, base, 0); + break; + default: + g_assert_not_reached(); + } +} + +static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args, bool is_64) +{ + TCGReg addr_regl; + TCGReg data_regl; + TCGMemOpIdx oi; + MemOp opc; +#if defined(CONFIG_SOFTMMU) + tcg_insn_unit *label_ptr[1]; +#endif + TCGReg base =3D TCG_REG_TMP0; + + data_regl =3D *args++; + addr_regl =3D *args++; + oi =3D *args++; + opc =3D get_memop(oi); + +#if defined(CONFIG_SOFTMMU) + tcg_out_tlb_load(s, addr_regl, oi, label_ptr, 1); + tcg_out_qemu_ld_direct(s, data_regl, base, opc, is_64); + add_qemu_ldst_label(s, 1, oi, + data_regl, addr_regl, + s->code_ptr, label_ptr); +#else + if (USE_GUEST_BASE) { + tcg_out_opc_add_d(s, base, TCG_GUEST_BASE_REG, addr_regl); + } else { + base =3D addr_regl; + } + tcg_out_qemu_ld_direct(s, data_regl, base, opc, is_64); +#endif +} + +static void tcg_out_qemu_st_direct(TCGContext *s, TCGReg lo, + TCGReg base, MemOp opc) +{ + /* Byte swapping is left to middle-end expansion. */ + tcg_debug_assert((opc & MO_BSWAP) =3D=3D 0); + + switch (opc & MO_SIZE) { + case MO_8: + tcg_out_opc_st_b(s, lo, base, 0); + break; + case MO_16: + tcg_out_opc_st_h(s, lo, base, 0); + break; + case MO_32: + tcg_out_opc_st_w(s, lo, base, 0); + break; + case MO_64: + tcg_out_opc_st_d(s, lo, base, 0); + break; + default: + g_assert_not_reached(); + } +} + +static void tcg_out_qemu_st(TCGContext *s, const TCGArg *args) +{ + TCGReg addr_regl; + TCGReg data_regl; + TCGMemOpIdx oi; + MemOp opc; +#if defined(CONFIG_SOFTMMU) + tcg_insn_unit *label_ptr[1]; +#endif + TCGReg base =3D TCG_REG_TMP0; + + data_regl =3D *args++; + addr_regl =3D *args++; + oi =3D *args++; + opc =3D get_memop(oi); + +#if defined(CONFIG_SOFTMMU) + tcg_out_tlb_load(s, addr_regl, oi, label_ptr, 0); + tcg_out_qemu_st_direct(s, data_regl, base, opc); + add_qemu_ldst_label(s, 0, oi, + data_regl, addr_regl, + s->code_ptr, label_ptr); +#else + if (USE_GUEST_BASE) { + tcg_out_opc_add_d(s, base, TCG_GUEST_BASE_REG, addr_regl); + } else { + tcg_out_opc_add_d(s, base, addr_regl, TCG_REG_ZERO); + } + tcg_out_qemu_st_direct(s, data_regl, base, opc); +#endif +} + /* * Entry-points */ @@ -983,6 +1294,19 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, tcg_out_ldst(s, OPC_ST_D, a0, a1, a2); break; =20 + case INDEX_op_qemu_ld_i32: + tcg_out_qemu_ld(s, args, false); + break; + case INDEX_op_qemu_ld_i64: + tcg_out_qemu_ld(s, args, true); + break; + case INDEX_op_qemu_st_i32: + tcg_out_qemu_st(s, args); + break; + case INDEX_op_qemu_st_i64: + tcg_out_qemu_st(s, args); + break; + case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */ case INDEX_op_mov_i64: case INDEX_op_call: /* Always emitted via tcg_out_call. */ @@ -1010,6 +1334,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOp= code op) case INDEX_op_brcond_i64: return C_O0_I2(rZ, rZ); =20 + case INDEX_op_qemu_st_i32: + case INDEX_op_qemu_st_i64: + return C_O0_I2(LZ, L); + case INDEX_op_ext8s_i32: case INDEX_op_ext8s_i64: case INDEX_op_ext8u_i32: @@ -1045,6 +1373,10 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOp= code op) case INDEX_op_ld_i64: return C_O1_I1(r, r); =20 + case INDEX_op_qemu_ld_i32: + case INDEX_op_qemu_ld_i64: + return C_O1_I1(r, L); + case INDEX_op_andc_i32: case INDEX_op_andc_i64: case INDEX_op_eqv_i32: --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256873184659.2461700744514; Tue, 21 Sep 2021 13:41:13 -0700 (PDT) Received: from localhost ([::1]:36728 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmZk-0004oq-5h for importer@patchew.org; Tue, 21 Sep 2021 16:41:12 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45512) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFB-0004my-8a for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:57 -0400 Received: from [115.28.160.31] (port=56030 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 1mSmF8-0000Z2-MN for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:19:56 -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 D96DC63409; Wed, 22 Sep 2021 04:19:28 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255568; bh=fGkQOcGADAuUktIClX7xY2mHnWiUB+bW/6Ha7Vi4tvU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xFwhE69/wwRE0BuygSEVoq0m8R3sm2jipDueGvAknorh7mEfjBE35dp/lvQ+ciJmG 8uIHZ++LLB7cwvGtYg1J0akVDxcqXqa8T0RVoGF3oD9lQ2E8RprSkPlnQeB2Wg3y+v SBvfU6AEny8rpnDeuNJl0wi7z7AsqPaEot/Ugnk8= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 24/30] tcg/loongarch64: Implement tcg_target_qemu_prologue Date: Wed, 22 Sep 2021 04:19:09 +0800 Message-Id: <20210921201915.601245-25-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui , Richard Henderson 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: 1632256873760100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 68 ++++++++++++++++++++++++++++++++ 1 file changed, 68 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index bbb6b7f47d..0c413c4c95 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -906,6 +906,8 @@ static void tcg_out_qemu_st(TCGContext *s, const TCGArg= *args) * Entry-points */ =20 +static const tcg_insn_unit *tb_ret_addr; + static void tcg_out_op(TCGContext *s, TCGOpcode opc, const TCGArg args[TCG_MAX_OP_ARGS], const int const_args[TCG_MAX_OP_ARGS]) @@ -1454,3 +1456,69 @@ static TCGConstraintSetIndex tcg_target_op_def(TCGOp= code op) g_assert_not_reached(); } } + +static const int tcg_target_callee_save_regs[] =3D { + TCG_REG_S0, /* used for the global env (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, + TCG_REG_RA, /* should be last for ABI compliance */ +}; + +/* Stack frame parameters. */ +#define REG_SIZE (TCG_TARGET_REG_BITS / 8) +#define SAVE_SIZE ((int)ARRAY_SIZE(tcg_target_callee_save_regs) * REG_SIZ= E) +#define TEMP_SIZE (CPU_TEMP_BUF_NLONGS * (int)sizeof(long)) +#define FRAME_SIZE ((TCG_STATIC_CALL_ARGS_SIZE + TEMP_SIZE + SAVE_SIZE \ + + TCG_TARGET_STACK_ALIGN - 1) \ + & -TCG_TARGET_STACK_ALIGN) +#define SAVE_OFS (TCG_STATIC_CALL_ARGS_SIZE + TEMP_SIZE) + +/* We're expecting to be able to use an immediate for frame allocation. */ +QEMU_BUILD_BUG_ON(FRAME_SIZE > 0x7ff); + +/* Generate global QEMU prologue and epilogue code */ +static void tcg_target_qemu_prologue(TCGContext *s) +{ + int i; + + tcg_set_frame(s, TCG_REG_SP, TCG_STATIC_CALL_ARGS_SIZE, TEMP_SIZE); + + /* TB prologue */ + tcg_out_opc_addi_d(s, TCG_REG_SP, TCG_REG_SP, -FRAME_SIZE); + for (i =3D 0; i < ARRAY_SIZE(tcg_target_callee_save_regs); i++) { + tcg_out_st(s, TCG_TYPE_REG, tcg_target_callee_save_regs[i], + TCG_REG_SP, SAVE_OFS + i * REG_SIZE); + } + +#if !defined(CONFIG_SOFTMMU) + if (USE_GUEST_BASE) { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_GUEST_BASE_REG, guest_base); + tcg_regset_set_reg(s->reserved_regs, TCG_GUEST_BASE_REG); + } +#endif + + /* Call generated code */ + tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]); + tcg_out_opc_jirl(s, TCG_REG_ZERO, tcg_target_call_iarg_regs[1], 0); + + /* Return path for goto_ptr. Set return value to 0 */ + tcg_code_gen_epilogue =3D tcg_splitwx_to_rx(s->code_ptr); + tcg_out_mov(s, TCG_TYPE_REG, TCG_REG_A0, TCG_REG_ZERO); + + /* TB epilogue */ + tb_ret_addr =3D tcg_splitwx_to_rx(s->code_ptr); + for (i =3D 0; i < ARRAY_SIZE(tcg_target_callee_save_regs); i++) { + tcg_out_ld(s, TCG_TYPE_REG, tcg_target_callee_save_regs[i], + TCG_REG_SP, SAVE_OFS + i * REG_SIZE); + } + + tcg_out_opc_addi_d(s, TCG_REG_SP, TCG_REG_SP, FRAME_SIZE); + tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_RA, 0); +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632256750434326.68957226867315; Tue, 21 Sep 2021 13:39:10 -0700 (PDT) Received: from localhost ([::1]:60990 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmXl-00026Y-6x for importer@patchew.org; Tue, 21 Sep 2021 16:39:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45538) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFJ-0005G2-KR for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:05 -0400 Received: from [115.28.160.31] (port=56032 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 1mSmFH-0000ei-Pk for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:05 -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 08A4C6340A; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=Fw+S1twza7SZq00p4taiDaE9pV/qBTcipo9DIUh1DuE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uYxWvlfoy1rOOPO8M4M6k8A8ap59eVLeEmCqJNVaAbiTQruKwmr4oDdZMcwo8NQJZ 3V5lCJFZf+e2oAXs5tYdTvWCn63y4WUpnLHnoHBWW5mQQxo1tzuHrwmsRbMDZlKV9L qIrRu6GPnIpVCH0iK8Swh0vZSqm6Nf0qH3tgPtnc= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 25/30] tcg/loongarch64: Implement exit_tb/goto_tb Date: Wed, 22 Sep 2021 04:19:10 +0800 Message-Id: <20210921201915.601245-26-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632256752343100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 0c413c4c95..9cdb283942 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -918,6 +918,25 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc, int c2 =3D const_args[2]; =20 switch (opc) { + case INDEX_op_exit_tb: + /* Reuse the zeroing that exists for goto_ptr. */ + if (a0 =3D=3D 0) { + tcg_out_call_int(s, tcg_code_gen_epilogue, true); + } else { + tcg_out_movi(s, TCG_TYPE_PTR, TCG_REG_A0, a0); + tcg_out_call_int(s, tb_ret_addr, true); + } + break; + + case INDEX_op_goto_tb: + assert(s->tb_jmp_insn_offset =3D=3D 0); + /* indirect jump method */ + tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TMP0, TCG_REG_ZERO, + (uintptr_t)(s->tb_jmp_target_addr + a0)); + tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_TMP0, 0); + set_jmp_reset_offset(s, a0); + break; + case INDEX_op_mb: tcg_out_mb(s, a0); break; --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257002197210.8563233106198; Tue, 21 Sep 2021 13:43:22 -0700 (PDT) Received: from localhost ([::1]:41184 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmbo-00087X-TU for importer@patchew.org; Tue, 21 Sep 2021 16:43:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45540) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFJ-0005GM-L7 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:05 -0400 Received: from [115.28.160.31] (port=56034 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 1mSmFH-0000ek-Pq for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:05 -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 2B3986340B; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=kyEXAd77mZrsP92WljgaDKEedlyq7Qm0wzi2DLCKGG4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sSyGsvZSHRVcbWE4zSA/5NMjuWpxiX0C8dysnNuwPoX6AjpQxHJxjlL9qiPEH8NB/ MCkkkpyKfzo0kRiLYbBzujAis6CVjuRKAvb/xPGxo4ifd+1BDTt+l5jKGFdfrwLi9y rrQq4e7spgBrCDPWqtTNTkcTkBJtSAu9h3GJxLEQ= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 26/30] tcg/loongarch64: Implement tcg_target_init Date: Wed, 22 Sep 2021 04:19:11 +0800 Message-Id: <20210921201915.601245-27-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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, TVD_SPACE_RATIO=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: WANG Xuerui , Richard Henderson 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: 1632257004670100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 9cdb283942..240e40374a 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1541,3 +1541,30 @@ static void tcg_target_qemu_prologue(TCGContext *s) tcg_out_opc_addi_d(s, TCG_REG_SP, TCG_REG_SP, FRAME_SIZE); tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_RA, 0); } + +static void tcg_target_init(TCGContext *s) +{ + tcg_target_available_regs[TCG_TYPE_I32] =3D ALL_GENERAL_REGS; + tcg_target_available_regs[TCG_TYPE_I64] =3D ALL_GENERAL_REGS; + + tcg_target_call_clobber_regs =3D ALL_GENERAL_REGS; + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S0); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S1); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S2); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S3); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S4); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S5); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S6); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S7); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S8); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S9); + + s->reserved_regs =3D 0; + tcg_regset_set_reg(s->reserved_regs, TCG_REG_ZERO); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP2); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_RESERVED); +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257722991408.7020367052427; Tue, 21 Sep 2021 13:55:22 -0700 (PDT) Received: from localhost ([::1]:37916 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmnR-0008Eu-Po for importer@patchew.org; Tue, 21 Sep 2021 16:55:21 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45604) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFX-0005Wt-W9 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:20 -0400 Received: from [115.28.160.31] (port=56036 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 1mSmFJ-0000fg-Bv for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:19 -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 4E04C6340C; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=3E3FdhYyqx653ebSRnRAbsyCMFHvzsX5QXgPl4kD3Kk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=r9Bs0+oYT+ad76+VNku9RYB8E0N8ejpSXRS5vK0BlK9ZAQTeIcy7kLLLzMwhXE5qS nuX/8lMXHtw/s/L1ppyqZ1oe1K0eVe9YjdTFsz1zjwG3jQBVQ74NYkAQZaLbR1taOX ajEKSGGzuWYcwDnpcLKc6/jmzHGa22SfXzkn1wSs= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 27/30] tcg/loongarch64: Register the JIT Date: Wed, 22 Sep 2021 04:19:12 +0800 Message-Id: <20210921201915.601245-28-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui , Richard Henderson 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: 1632257724447100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 44 ++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.= c.inc index 240e40374a..d599de3b17 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -1568,3 +1568,47 @@ static void tcg_target_init(TCGContext *s) tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP); tcg_regset_set_reg(s->reserved_regs, TCG_REG_RESERVED); } + +typedef struct { + DebugFrameHeader h; + uint8_t fde_def_cfa[4]; + uint8_t fde_reg_ofs[ARRAY_SIZE(tcg_target_callee_save_regs) * 2]; +} DebugFrame; + +#define ELF_HOST_MACHINE EM_LOONGARCH + +static const DebugFrame debug_frame =3D { + .h.cie.len =3D sizeof(DebugFrameCIE) - 4, /* length after .len member = */ + .h.cie.id =3D -1, + .h.cie.version =3D 1, + .h.cie.code_align =3D 1, + .h.cie.data_align =3D -(TCG_TARGET_REG_BITS / 8) & 0x7f, /* sleb128 */ + .h.cie.return_column =3D TCG_REG_RA, + + /* Total FDE size does not include the "len" member. */ + .h.fde.len =3D sizeof(DebugFrame) - offsetof(DebugFrame, h.fde.cie_off= set), + + .fde_def_cfa =3D { + 12, TCG_REG_SP, /* DW_CFA_def_cfa sp, ... */ + (FRAME_SIZE & 0x7f) | 0x80, /* ... uleb128 FRAME_SIZE */ + (FRAME_SIZE >> 7) + }, + .fde_reg_ofs =3D { + 0x80 + 23, 11, /* DW_CFA_offset, s0, -88 */ + 0x80 + 24, 10, /* DW_CFA_offset, s1, -80 */ + 0x80 + 25, 9, /* DW_CFA_offset, s2, -72 */ + 0x80 + 26, 8, /* DW_CFA_offset, s3, -64 */ + 0x80 + 27, 7, /* DW_CFA_offset, s4, -56 */ + 0x80 + 28, 6, /* DW_CFA_offset, s5, -48 */ + 0x80 + 29, 5, /* DW_CFA_offset, s6, -40 */ + 0x80 + 30, 4, /* DW_CFA_offset, s7, -32 */ + 0x80 + 31, 3, /* DW_CFA_offset, s8, -24 */ + 0x80 + 22, 2, /* DW_CFA_offset, s9, -16 */ + 0x80 + 1 , 1, /* DW_CFA_offset, ra, -8 */ + } +}; + +void tcg_register_jit(const void *buf, size_t buf_size) +{ + tcg_register_jit_int(buf, buf_size, &debug_frame, sizeof(debug_frame)); +} --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257167368673.7933803476851; Tue, 21 Sep 2021 13:46:07 -0700 (PDT) Received: from localhost ([::1]:48528 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmeU-0004g1-8J for importer@patchew.org; Tue, 21 Sep 2021 16:46:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45586) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFM-0005MY-L0 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:08 -0400 Received: from [115.28.160.31] (port=56038 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 1mSmFJ-0000fj-9n for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:08 -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 70A076340D; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=8E1dSeQfKtNvj4JBOEWU1+MP7Y2urtXi3sxcHU9lHGA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RcUIJ5qUbJr5FIy+VVKuvEpTbuRo6xO/9d3ACBqB6Ns/uWMRvyUXWKI1mGn4Kc+D3 gpI5LEJIiQc0abp2wlzZyu+dbWRTg5tzNlc2aajEyrKSNj8mfvuifRLA71C6wstprj 69ZJRV+hVVvSxCAk60oQww9pWdY7Fm5lYDR+YXfE= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 28/30] linux-user: Add safe syscall handling for loongarch64 hosts Date: Wed, 22 Sep 2021 04:19:13 +0800 Message-Id: <20210921201915.601245-29-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: WANG Xuerui 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: 1632257169815100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- linux-user/host/loongarch64/hostdep.h | 34 ++++++++ .../host/loongarch64/safe-syscall.inc.S | 80 +++++++++++++++++++ 2 files changed, 114 insertions(+) create mode 100644 linux-user/host/loongarch64/hostdep.h create mode 100644 linux-user/host/loongarch64/safe-syscall.inc.S diff --git a/linux-user/host/loongarch64/hostdep.h b/linux-user/host/loonga= rch64/hostdep.h new file mode 100644 index 0000000000..e3d5fa703f --- /dev/null +++ b/linux-user/host/loongarch64/hostdep.h @@ -0,0 +1,34 @@ +/* + * hostdep.h : things which are dependent on the host architecture + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ + +#ifndef LOONGARCH64_HOSTDEP_H +#define LOONGARCH64_HOSTDEP_H + +/* We have a safe-syscall.inc.S */ +#define HAVE_SAFE_SYSCALL + +#ifndef __ASSEMBLER__ + +/* These are defined by the safe-syscall.inc.S file */ +extern char safe_syscall_start[]; +extern char safe_syscall_end[]; + +/* Adjust the signal context to rewind out of safe-syscall if we're in it = */ +static inline void rewind_if_in_safe_syscall(void *puc) +{ + ucontext_t *uc =3D puc; + unsigned long long *pcreg =3D &uc->uc_mcontext.__pc; + + if (*pcreg > (uintptr_t)safe_syscall_start + && *pcreg < (uintptr_t)safe_syscall_end) { + *pcreg =3D (uintptr_t)safe_syscall_start; + } +} + +#endif /* __ASSEMBLER__ */ + +#endif diff --git a/linux-user/host/loongarch64/safe-syscall.inc.S b/linux-user/ho= st/loongarch64/safe-syscall.inc.S new file mode 100644 index 0000000000..bb530248b3 --- /dev/null +++ b/linux-user/host/loongarch64/safe-syscall.inc.S @@ -0,0 +1,80 @@ +/* + * safe-syscall.inc.S : host-specific assembly fragment + * to handle signals occurring at the same time as system calls. + * This is intended to be included by linux-user/safe-syscall.S + * + * Ported to LoongArch by WANG Xuerui + * + * Based on safe-syscall.inc.S code for every other architecture, + * originally written by Richard Henderson + * Copyright (C) 2018 Linaro, Inc. + * + * This work is licensed under the terms of the GNU GPL, version 2 or late= r. + * See the COPYING file in the top-level directory. + */ + + .global safe_syscall_base + .global safe_syscall_start + .global safe_syscall_end + .type safe_syscall_base, @function + .type safe_syscall_start, @function + .type safe_syscall_end, @function + + /* + * This is the entry point for making a system call. The calling + * convention here is that of a C varargs function with the + * first argument an 'int *' to the signal_pending flag, the + * second one the system call number (as a 'long'), and all further + * arguments being syscall arguments (also 'long'). + * We return a long which is the syscall's return value, which + * may be negative-errno on failure. Conversion to the + * -1-and-errno-set convention is done by the calling wrapper. + */ +safe_syscall_base: + .cfi_startproc + /* + * The syscall calling convention is nearly the same as C: + * we enter with a0 =3D=3D *signal_pending + * a1 =3D=3D syscall number + * a2 ... a7 =3D=3D syscall arguments + * and return the result in a0 + * and the syscall instruction needs + * a7 =3D=3D syscall number + * a0 ... a5 =3D=3D syscall arguments + * and returns the result in a0 + * Shuffle everything around appropriately. + */ + move $t0, $a0 /* signal_pending pointer */ + move $t1, $a1 /* syscall number */ + move $a0, $a2 /* syscall arguments */ + move $a1, $a3 + move $a2, $a4 + move $a3, $a5 + move $a4, $a6 + move $a5, $a7 + move $a7, $t1 + + /* + * This next sequence of code works in conjunction with the + * rewind_if_safe_syscall_function(). If a signal is taken + * and the interrupted PC is anywhere between 'safe_syscall_start' + * and 'safe_syscall_end' then we rewind it to 'safe_syscall_start'. + * The code sequence must therefore be able to cope with this, and + * the syscall instruction must be the final one in the sequence. + */ +safe_syscall_start: + /* If signal_pending is non-zero, don't do the call */ + ld.w $t1, $t0, 0 + bnez $t1, 0f + syscall 0 +safe_syscall_end: + /* code path for having successfully executed the syscall */ + jr $ra + +0: + /* code path when we didn't execute the syscall */ + li.w $a0, -TARGET_ERESTARTSYS + jr $ra + .cfi_endproc + + .size safe_syscall_base, .-safe_syscall_base --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257069140431.93741029330965; Tue, 21 Sep 2021 13:44:29 -0700 (PDT) Received: from localhost ([::1]:45114 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmcu-0002Mh-0d for importer@patchew.org; Tue, 21 Sep 2021 16:44:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45584) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFM-0005MS-EC for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:08 -0400 Received: from [115.28.160.31] (port=56040 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 1mSmFJ-0000fh-96 for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:08 -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 8F0966340F; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=ATDpU388Ry4cv2DxjYAhmVThNmqFD/sQQjdLvosqxIA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hxLESv93ngGkc/qKhq7s1UwLUhhLnDhLE5ho3N93BwSymmtYg2WS4LbgDe4jjRGVv 7UaYXZFSc6zpLyfPI2CVayHnxxZyjUkgyGzpXH5Jbii8LCts+liP5+L0afnA6i2pS8 hNebEYaIv7YzpRf00jjnDEuLwE9vUBljzwBrdFFE= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 29/30] accel/tcg/user-exec: Implement CPU-specific signal handler for loongarch64 hosts Date: Wed, 22 Sep 2021 04:19:14 +0800 Message-Id: <20210921201915.601245-30-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632257070821100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- accel/tcg/user-exec.c | 78 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c index 8fed542622..87660903b2 100644 --- a/accel/tcg/user-exec.c +++ b/accel/tcg/user-exec.c @@ -878,6 +878,84 @@ int cpu_signal_handler(int host_signum, void *pinfo, return handle_cpu_signal(pc, info, is_write, &uc->uc_sigmask); } =20 +#elif defined(__loongarch64) + +int cpu_signal_handler(int host_signum, void *pinfo, + void *puc) +{ + siginfo_t *info =3D pinfo; + ucontext_t *uc =3D puc; + greg_t pc =3D uc->uc_mcontext.__pc; + uint32_t insn =3D *(uint32_t *)pc; + int is_write =3D 0; + + /* Detect store by reading the instruction at the program counter. */ + switch ((insn >> 26) & 0b111111) { + case 0b001000: /* {ll,sc}.[wd] */ + switch ((insn >> 24) & 0b11) { + case 0b01: /* sc.w */ + case 0b11: /* sc.d */ + is_write =3D 1; + break; + } + break; + case 0b001001: /* {ld,st}ox4.[wd] ({ld,st}ptr.[wd]) */ + switch ((insn >> 24) & 0b11) { + case 0b01: /* stox4.w (stptr.w) */ + case 0b11: /* stox4.d (stptr.d) */ + is_write =3D 1; + break; + } + break; + case 0b001010: /* {ld,st}.* family */ + switch ((insn >> 22) & 0b1111) { + case 0b0100: /* st.b */ + case 0b0101: /* st.h */ + case 0b0110: /* st.w */ + case 0b0111: /* st.d */ + case 0b1101: /* fst.s */ + case 0b1111: /* fst.d */ + is_write =3D 1; + break; + } + break; + case 0b001110: /* indexed, atomic, bounds-checking memory operations */ + uint32_t sel =3D (insn >> 15) & 0b11111111111; + + switch (sel) { + case 0b00000100000: /* stx.b */ + case 0b00000101000: /* stx.h */ + case 0b00000110000: /* stx.w */ + case 0b00000111000: /* stx.d */ + case 0b00001110000: /* fstx.s */ + case 0b00001111000: /* fstx.d */ + case 0b00011101100: /* fstgt.s */ + case 0b00011101101: /* fstgt.d */ + case 0b00011101110: /* fstle.s */ + case 0b00011101111: /* fstle.d */ + case 0b00011111000: /* stgt.b */ + case 0b00011111001: /* stgt.h */ + case 0b00011111010: /* stgt.w */ + case 0b00011111011: /* stgt.d */ + case 0b00011111100: /* stle.b */ + case 0b00011111101: /* stle.h */ + case 0b00011111110: /* stle.w */ + case 0b00011111111: /* stle.d */ + is_write =3D 1; + break; + default: + /* test for am* instruction range */ + if (0b00011000000 <=3D sel && sel <=3D 0b00011100011) { + is_write =3D 1; + } + break; + } + break; + } + + return handle_cpu_signal(pc, info, is_write, &uc->uc_sigmask); +} + #else =20 #error host CPU specific signal handler needed --=20 2.33.0 From nobody Thu Apr 25 10:15:21 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 1632257604421632.7910018104624; Tue, 21 Sep 2021 13:53:24 -0700 (PDT) Received: from localhost ([::1]:33892 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mSmlX-0005ZL-CN for importer@patchew.org; Tue, 21 Sep 2021 16:53:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45566) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mSmFL-0005Jr-2Z for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:07 -0400 Received: from [115.28.160.31] (port=56042 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 1mSmFJ-0000fm-9e for qemu-devel@nongnu.org; Tue, 21 Sep 2021 16:20:06 -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 ACDF963410; Wed, 22 Sep 2021 04:19:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632255569; bh=H+Vw9fju16A1TtZe3j6yTSXD9fA4Un29hG8ZHWm8TZY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BsM4/x9mOyyf/yUHJ1vR5z6NakkdrV8xBr8AZgPm2RZY+OTyjvkrVhArhe8Z2mZg1 fmJ2dpNyzBhKcqKpNLxOdmEeLbVBfhU7DrJB/mP2bC6LQdCuokDEkirFwwkDRoKNF3 ljEjh0emIBBgk1eZmIJw5vTyteZN2tIYyuLbt2xc= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v2 30/30] configure, meson.build: Mark support for loongarch64 hosts Date: Wed, 22 Sep 2021 04:19:15 +0800 Message-Id: <20210921201915.601245-31-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210921201915.601245-1-git@xen0n.name> References: <20210921201915.601245-1-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: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, 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: WANG Xuerui 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: 1632257606079100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- configure | 7 ++++++- meson.build | 4 +++- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/configure b/configure index 1043ccce4f..3a9035385d 100755 --- a/configure +++ b/configure @@ -659,6 +659,8 @@ elif check_define __arm__ ; then cpu=3D"arm" elif check_define __aarch64__ ; then cpu=3D"aarch64" +elif check_define __loongarch64 ; then + cpu=3D"loongarch64" else cpu=3D$(uname -m) fi @@ -667,7 +669,7 @@ ARCH=3D # Normalise host CPU name and set ARCH. # Note that this case should only have supported host CPUs, not guests. case "$cpu" in - ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64) + ppc|ppc64|s390x|sparc64|x32|riscv32|riscv64|loongarch64) ;; ppc64le) ARCH=3D"ppc64" @@ -4969,6 +4971,9 @@ if test "$linux" =3D "yes" ; then aarch64) linux_arch=3Darm64 ;; + loongarch*) + linux_arch=3Dloongarch + ;; mips64) linux_arch=3Dmips ;; diff --git a/meson.build b/meson.build index 2711cbb789..10e527423a 100644 --- a/meson.build +++ b/meson.build @@ -57,7 +57,7 @@ python =3D import('python').find_installation() =20 supported_oses =3D ['windows', 'freebsd', 'netbsd', 'openbsd', 'darwin', '= sunos', 'linux'] supported_cpus =3D ['ppc', 'ppc64', 's390x', 'riscv32', 'riscv64', 'x86', = 'x86_64', - 'arm', 'aarch64', 'mips', 'mips64', 'sparc', 'sparc64'] + 'arm', 'aarch64', 'loongarch64', 'mips', 'mips64', 'sparc', 'sparc64'] =20 cpu =3D host_machine.cpu_family() targetos =3D host_machine.system() @@ -269,6 +269,8 @@ if not get_option('tcg').disabled() tcg_arch =3D 's390' elif config_host['ARCH'] in ['x86_64', 'x32'] tcg_arch =3D 'i386' + elif config_host['ARCH'] =3D=3D 'loongarch64' + tcg_arch =3D 'loongarch64' elif config_host['ARCH'] =3D=3D 'ppc64' tcg_arch =3D 'ppc' elif config_host['ARCH'] in ['riscv32', 'riscv64'] --=20 2.33.0