From nobody Mon Sep 16 18:51:39 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1719316050; cv=none; d=zohomail.com; s=zohoarc; b=J2QwLSaLBZpOJODMEpmSXBu2lidy3epK96IdQYmRkJxoxdEhyBJwii+EIky/GEpE/zizLlZLU0lR1lSkZYmDVdjrtwBmWlNU+JdOgPzJJnLpUc9he5oQDNbo8ff5m0McD+PUr7OA+lCl5NndcrCTjLsDlPjQLoD/VrVMElPxGn0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719316050; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=R3BaoUoeV7yh5wrh+1aCVzWH7Yi6fNaAowLotftX5IA=; b=LMtaWe+yIs4yTq5hDtQNTQ0rqFqoRDK1SnXcxTxb3DOVFXwybBM5pZRtSWBsQdW6z+9wGU4YMo/SQiUNZmk0zZ/tufExxdpjaB+Wz59NSFzqb1/ZU+O/V2BxQwYHVW7GXxyTFDe9eG5SVJp3ppRJTGau2rKYvGK7rMvGZeVixJY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719316050172834.8197219441454; Tue, 25 Jun 2024 04:47:30 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sM4dW-0007zR-Fr; Tue, 25 Jun 2024 07:46:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sM4dU-0007ym-1x for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:46:56 -0400 Received: from mail-pl1-x632.google.com ([2607:f8b0:4864:20::632]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sM4dS-0000bO-Ge for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:46:55 -0400 Received: by mail-pl1-x632.google.com with SMTP id d9443c01a7336-1f44b45d6abso42034975ad.0 for ; Tue, 25 Jun 2024 04:46:54 -0700 (PDT) Received: from hsinchu16.internal.sifive.com (59-124-168-89.hinet-ip.hinet.net. [59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.46.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:46:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316012; x=1719920812; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=R3BaoUoeV7yh5wrh+1aCVzWH7Yi6fNaAowLotftX5IA=; b=FC9kn3QqeYaC/Fc3pnpOeGDQv76yDqrNp0BfqGrttoYYmdrt6gEL42+OonRCWpicrB ezJdUbU5waNuaDljt73y1NdWL5l4TYDCCQv9WYm91ljKKlpARIA5jyBRS4khs8EtrzrI ACrWnC8Z5a1t1xy/SajQIDYEghRg7ZuJF3k7mT5uNDKilINY88JQ7Swt/B9TlFC4t8Sl KTDLWyieV5ROascoQ1ar4hi2IezB4yIJenSVHa+GA9XWWBQ+vCTEcQ7TLw6cJgANaVpt xejlCepvcgaA2mLbUQMWzqbX8x1gMLKFJXl1qR8lwObzBdcJa6uk08otda9rWo5xZenX +nSw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316012; x=1719920812; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=R3BaoUoeV7yh5wrh+1aCVzWH7Yi6fNaAowLotftX5IA=; b=M5zUjzFkg1alaQWun6r/khBRr3nBQl13JciPAdZ9XFQzWOqIW0wM1XIjd1c4PuoOLS YOcHkEiatktV68Zfl/wBP11z9DPmvqdic0JkBITLY4p21/WpG7cwe9FqQqPxueura4jR 2EwtadAq9sQjnWNID2kn+dl2cK0UGyCc9SUF5mnG0MaZRWhG+dQ+Ev+ElaKrvWsKtKSQ yUD28hG6bTcD5Xf2h6nbpL3cPYou+/dtXGPOINRe52DN9olYO9js8MUMorJrdSj3ZEF1 +TC6nBPzm2GSj2phgXZHiMb04ciiHCygmN93VdS4y76cIcsWu5rJ91Z1xDYV7ipqZBPe QPdg== X-Gm-Message-State: AOJu0YwhdMogOPwerYUCkp53EKEzYOuPSHMDmPiy9xsAvOxnryhFbS2K ovL0nQqHIF39G4aQCJ+3C6VtLcV2m+S9F6eR7G2BeoaC7fTWas6Bx9X+KxcxI4m1JNHyG69Hzwg zrNDXiQqM3JaH9jWFfspVVlXPzKkcGQy3LRndB5Y0oGl1YZ/jk6ptFSHOC0sHHE5Y8mvKiaigj2 AEPYkk1j8lVy8bYy6K31sLkLHOt/NAGDBRppy3kb2rh9Jv X-Google-Smtp-Source: AGHT+IF4m3I6jEQEx/iGD7KIQMfRqFeP2n/L4ibeglnHIyzFoSlEviiWfSpcJzlGnxsG6r9ayfxVrg== X-Received: by 2002:a17:902:e891:b0:1f4:620b:6a27 with SMTP id d9443c01a7336-1fa1d3b6d92mr87638885ad.13.1719316012024; Tue, 25 Jun 2024 04:46:52 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 1/6] target/riscv: Introduce extension implied rules definition Date: Tue, 25 Jun 2024 19:46:24 +0800 Message-ID: <20240625114629.27793-2-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x632.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316052671100003 Content-Type: text/plain; charset="utf-8" From: Frank Chang RISCVCPUImpliedExtsRule is created to store the implied rules. 'is_misa' flag is used to distinguish whether the rule is derived from the MISA or other extensions. 'ext' stores the MISA bit if 'is_misa' is true. Otherwise, it stores the offset of the extension defined in RISCVCPUConfig. 'ext' will also serve as the key of the hash tables to look up the rule in the following commit. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Reviewed-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis --- target/riscv/cpu.c | 8 ++++++++ target/riscv/cpu.h | 23 +++++++++++++++++++++++ 2 files changed, 31 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 4760cb2cc1..7b071ade04 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -2250,6 +2250,14 @@ RISCVCPUProfile *riscv_profiles[] =3D { NULL, }; =20 +RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[] =3D { + NULL +}; + +RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rules[] =3D { + NULL +}; + static Property riscv_cpu_properties[] =3D { DEFINE_PROP_BOOL("debug", RISCVCPU, cfg.debug, true), =20 diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 90b8f1b08f..87742047ce 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -124,6 +124,29 @@ typedef enum { EXT_STATUS_DIRTY, } RISCVExtStatus; =20 +typedef struct riscv_cpu_implied_exts_rule { +#ifndef CONFIG_USER_ONLY + /* + * Bitmask indicates the rule enabled status for the harts. + * This enhancement is only available in system-mode QEMU, + * as we don't have a good way (e.g. mhartid) to distinguish + * the SMP cores in user-mode QEMU. + */ + unsigned long *enabled; +#endif + /* True if this is a MISA implied rule. */ + bool is_misa; + /* ext is MISA bit if is_misa flag is true, else multi extension offse= t. */ + const uint32_t ext; + const uint32_t implied_misa_exts; + const uint32_t implied_multi_exts[]; +} RISCVCPUImpliedExtsRule; + +extern RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[]; +extern RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rules[]; + +#define RISCV_IMPLIED_EXTS_RULE_END -1 + #define MMU_USER_IDX 3 =20 #define MAX_RISCV_PMPS (16) --=20 2.43.2 From nobody Mon Sep 16 18:51:39 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1719316068; cv=none; d=zohomail.com; s=zohoarc; b=fwCwUpikWf1DFEQCbTiymbqVxymVt33B4dAVS5GylzdnXmkb/JOPauGg/EUQKlnrawnRsPrsHEx0fUA6Ug/LK7iXSmUMrsF+9OBZLrYcFgkVC6gfNXDddXF8xNp+ENiYLOIfQ5kQvj65I7Z9VH6DIR4nC39A1bCYwV5PMxowFU0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719316068; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=Lg8MxT2h6w0U7cvVpXZNAg3eMePk9LI4d9l/QDEEcJo=; b=c8UsPAlilXiXL2MPepmuocMOl3Xma9k1MALO+2PZAJZ7eB6yownUStz2FAH+Kb7YPtHo8IHl9XxGKANeMKeAUch49dHPz/+aW2bEZ6Y+eer00tLtHEYZAYfO+eygqfHe51umUInpUOsy01AbwXBa8HTulXgX6Xx3WLCpamdO+eY= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719316068028709.322393669285; Tue, 25 Jun 2024 04:47:48 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sM4da-00080u-Eo; Tue, 25 Jun 2024 07:47:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sM4dW-0007zQ-5M for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:46:58 -0400 Received: from mail-pl1-x629.google.com ([2607:f8b0:4864:20::629]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sM4dU-0000br-CE for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:46:57 -0400 Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-1f47f07acd3so44296975ad.0 for ; Tue, 25 Jun 2024 04:46:55 -0700 (PDT) Received: from hsinchu16.internal.sifive.com (59-124-168-89.hinet-ip.hinet.net. [59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.46.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:46:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316014; x=1719920814; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Lg8MxT2h6w0U7cvVpXZNAg3eMePk9LI4d9l/QDEEcJo=; b=Npvcvly/O1kDnXLeWwrBzrGT0KFZseOnkK51K0YpXyFBtN9uryaQ8FOzhwLxCxT5n7 /FZAxLOAFIirieSCPPmXftOvmrFUjYji/Dl4v4mfx60/qmsTkLjmymaleEPJMFKvjkcY zaxxif2BPaMZdS39xrsD7sQfSxb0A94GkkWNF+x7W/A4EY3ItkHFrWrRONUZdBxukvZD MXSYNq3Q/7Yx9aCCaQ88D3rCwE9XoYcqxZfgvYybOygTdnavsQ65JzfgrAcydWyj23ni t796Sl8mLmKPQOmewgl8RjJA2U58FTW2hWxdImatjeHAFtGrvTH291cHLekHFSAFPKUU iPJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316014; x=1719920814; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Lg8MxT2h6w0U7cvVpXZNAg3eMePk9LI4d9l/QDEEcJo=; b=MbLzCqPVCVC11GKNzKymIJWxp2Jby3zjfibjGJbDj5z5+4279e/fGUQRF+wLDIKVDg pbyXrphs2c6cHBZazWvsQg3HJihSkQ+9oe1mJ6m/8CrDcacp48qlzrzgVvpWyL7CTKHC 4d6o596EYJNj+S771PL98uSshw6v2XQSY3BW2tJkeG1nNE1UCTUAuIzG06wruedAhXN8 EV80IPdEmsfREkRa5+gMaE6qj++CEMGCtwCZWPuiTR0DBZRYMzCHkULubvzG7Ui2c5MH BXhNukNjL0B1YAyv4dF8IPQ1pgg4PY+HAQtV8gxkc4KklsaYcnNadK1kH0Q3vFbORPK7 JTXQ== X-Gm-Message-State: AOJu0YyGIiiMzMoHHsi+3ip515duD0R78XJ3dQeGZDt9f2i41NUjznGP q1sFPrZ+n+A4WtirjRpbSwkkkGYoYdDJfzjU945kILIGeK59PKteyclwuTKabsUMZSw9qsNVmDX TxmYR3KV6vrlXxSh7hkC6UUJpzV6txsxesejVgzHgme+UOZCrBMmfpTtW+y2OcqQeJR5P+u9HZg uAKK/lcPyWQ41UpaO3fjGERER9OVIC0rraaB25rAv/1e3M X-Google-Smtp-Source: AGHT+IEOxT/XJTa+NTqDPIcygySFt9QDuEkRZ4vwFNgbMK7UCbykKJ/FkvwtRdPxiGJEn7LmVarwKQ== X-Received: by 2002:a17:903:41c8:b0:1f9:f1e1:da72 with SMTP id d9443c01a7336-1fa1d68bf60mr95506505ad.63.1719316014424; Tue, 25 Jun 2024 04:46:54 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 2/6] target/riscv: Introduce extension implied rule helpers Date: Tue, 25 Jun 2024 19:46:25 +0800 Message-ID: <20240625114629.27793-3-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x629.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316068486100001 Content-Type: text/plain; charset="utf-8" From: Frank Chang Introduce helpers to enable the extensions based on the implied rules. The implied extensions are enabled recursively, so we don't have to expand all of them manually. This also eliminates the old-fashioned ordering requirement. For example, Zvksg implies Zvks, Zvks implies Zvksed, etc., removing the need to check the implied rules of Zvksg before Zvks. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Reviewed-by: Daniel Henrique Barboza Reviewed-by: Alistair Francis --- target/riscv/tcg/tcg-cpu.c | 121 +++++++++++++++++++++++++++++++++++++ 1 file changed, 121 insertions(+) diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index eb6f7b9d12..1a3aef5bff 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -31,11 +31,17 @@ #include "hw/core/accel-cpu.h" #include "hw/core/tcg-cpu-ops.h" #include "tcg/tcg.h" +#ifndef CONFIG_USER_ONLY +#include "hw/boards.h" +#endif =20 /* Hash that stores user set extensions */ static GHashTable *multi_ext_user_opts; static GHashTable *misa_ext_user_opts; =20 +static GHashTable *multi_ext_implied_rules; +static GHashTable *misa_ext_implied_rules; + static bool cpu_cfg_ext_is_user_set(uint32_t ext_offset) { return g_hash_table_contains(multi_ext_user_opts, @@ -836,11 +842,117 @@ static void riscv_cpu_validate_profiles(RISCVCPU *cp= u) } } =20 +static void riscv_cpu_init_implied_exts_rules(void) +{ + RISCVCPUImpliedExtsRule *rule; +#ifndef CONFIG_USER_ONLY + MachineState *ms =3D MACHINE(qdev_get_machine()); +#endif + static bool initialized; + int i; + + /* Implied rules only need to be initialized once. */ + if (initialized) { + return; + } + + for (i =3D 0; (rule =3D riscv_misa_ext_implied_rules[i]); i++) { +#ifndef CONFIG_USER_ONLY + rule->enabled =3D bitmap_new(ms->smp.cpus); +#endif + g_hash_table_insert(misa_ext_implied_rules, + GUINT_TO_POINTER(rule->ext), (gpointer)rule); + } + + for (i =3D 0; (rule =3D riscv_multi_ext_implied_rules[i]); i++) { +#ifndef CONFIG_USER_ONLY + rule->enabled =3D bitmap_new(ms->smp.cpus); +#endif + g_hash_table_insert(multi_ext_implied_rules, + GUINT_TO_POINTER(rule->ext), (gpointer)rule); + } + + initialized =3D true; +} + +static void cpu_enable_implied_rule(RISCVCPU *cpu, + RISCVCPUImpliedExtsRule *rule) +{ + CPURISCVState *env =3D &cpu->env; + RISCVCPUImpliedExtsRule *ir; + bool enabled =3D false; + int i; + +#ifndef CONFIG_USER_ONLY + enabled =3D test_bit(cpu->env.mhartid, rule->enabled); +#endif + + if (!enabled) { + /* Enable the implied MISAs. */ + if (rule->implied_misa_exts) { + riscv_cpu_set_misa_ext(env, + env->misa_ext | rule->implied_misa_exts= ); + + for (i =3D 0; misa_bits[i] !=3D 0; i++) { + if (rule->implied_misa_exts & misa_bits[i]) { + ir =3D g_hash_table_lookup(misa_ext_implied_rules, + GUINT_TO_POINTER(misa_bits[i]= )); + + if (ir) { + cpu_enable_implied_rule(cpu, ir); + } + } + } + } + + /* Enable the implied extensions. */ + for (i =3D 0; + rule->implied_multi_exts[i] !=3D RISCV_IMPLIED_EXTS_RULE_END;= i++) { + cpu_cfg_ext_auto_update(cpu, rule->implied_multi_exts[i], true= ); + + ir =3D g_hash_table_lookup(multi_ext_implied_rules, + GUINT_TO_POINTER( + rule->implied_multi_exts[i])); + + if (ir) { + cpu_enable_implied_rule(cpu, ir); + } + } + +#ifndef CONFIG_USER_ONLY + bitmap_set(rule->enabled, cpu->env.mhartid, 1); +#endif + } +} + +static void riscv_cpu_enable_implied_rules(RISCVCPU *cpu) +{ + RISCVCPUImpliedExtsRule *rule; + int i; + + /* Enable the implied MISAs. */ + for (i =3D 0; (rule =3D riscv_misa_ext_implied_rules[i]); i++) { + if (riscv_has_ext(&cpu->env, rule->ext)) { + cpu_enable_implied_rule(cpu, rule); + } + } + + /* Enable the implied extensions. */ + for (i =3D 0; (rule =3D riscv_multi_ext_implied_rules[i]); i++) { + if (isa_ext_is_enabled(cpu, rule->ext)) { + cpu_enable_implied_rule(cpu, rule); + } + } +} + void riscv_tcg_cpu_finalize_features(RISCVCPU *cpu, Error **errp) { CPURISCVState *env =3D &cpu->env; Error *local_err =3D NULL; =20 + riscv_cpu_init_implied_exts_rules(); + riscv_cpu_enable_implied_rules(cpu); + riscv_cpu_validate_misa_priv(env, &local_err); if (local_err !=3D NULL) { error_propagate(errp, local_err); @@ -1346,6 +1458,15 @@ static void riscv_tcg_cpu_instance_init(CPUState *cs) =20 misa_ext_user_opts =3D g_hash_table_new(NULL, g_direct_equal); multi_ext_user_opts =3D g_hash_table_new(NULL, g_direct_equal); + + if (!misa_ext_implied_rules) { + misa_ext_implied_rules =3D g_hash_table_new(NULL, g_direct_equal); + } + + if (!multi_ext_implied_rules) { + multi_ext_implied_rules =3D g_hash_table_new(NULL, g_direct_equal); + } + riscv_cpu_add_user_properties(obj); =20 if (riscv_cpu_has_max_extensions(obj)) { --=20 2.43.2 From nobody Mon Sep 16 18:51:39 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1719316087; cv=none; d=zohomail.com; s=zohoarc; b=g3NIQKGwjU9Jn4LuRUWAXjI89St0a19AtUvHhYKOxdR8oiTpXKgIB9gUk2kuBrEdkU/6SQXLOi8ESa7ZQ8XWtqls6DAC3hkUOpS9M4xfWJ3MXc1VIFNkNYD3RxDZ5oPZZKVSHjUVBecW9tAe0ZvTs+1BqP8mmkyNnrMR5GAnACY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719316087; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; 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[59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.46.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:46:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316017; x=1719920817; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qax+N6zJMlHLL8gC9AsPWc/LtF/KqpVZ6WmTr4ImBMo=; b=ata3nTlee/w3ir7ewnAl6cB7MnTzX++7mFYn1UnKqVHNhvBY4gPHSbhkIyfdTDTYmJ sMojYzhCNV6KJEG5x81DoNCTQulSuVbX4rBZIrcr5ReopHGc9eNXue92zn0Yy36k9lRp Zfd37+ne3bqrq5GOs/DGclfqaEDJnKaves1ztz/+D9NPcHKgC7z3VcxzEagFNQGax1BG BDEeUq3q5yKvM4BN5rt0sjwKmKxFVqRibVZdg4rM1TDsoguMQMAjvJ07xhNzeu/2ejVe b+6jkxo78N768HQZQsR22ygt72ENIxbui7IWmf/106SQiFQGX3F/1Mh8RpP5JfldjlKO c9bA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316017; x=1719920817; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qax+N6zJMlHLL8gC9AsPWc/LtF/KqpVZ6WmTr4ImBMo=; b=hVfBllkTfm48KsWxoks86u+aXjzpBCf5eOINotldNmidoYlVM4bGqP6Do4Um9KYeHV NIPk25VPU411JAjMglvecup8Smpz4PQeTfa5xaHDnYBiOZO3XaMJ855Jo8FGtIlyS3Bl xglFcEhfFYVouPYFiKLLtMGAhMUKCK0dHCX3dptUrATUlexLKpxUImSTdXla1vZt6yAH 1qocxRyXXDUB21IE//w8FIjdXbTyu+jC0u481duZ/igbEf3sFKoYQQ8ud+/ikbv6on// TDKOOKGYjSxJsQW2zyFTuORFdp0aKDdsDk0JVYFLWrC/coTWeJOQYjGE6mJ85+oifrHl HHQg== X-Gm-Message-State: AOJu0YxGRTogKu67ZTY3kdlTJ4BFJxAX02obSCkVsfKiYegn/wdFsowa mDE/B1AndgXwo4s8/egRh25btaX+JAaQ/PbQz3ntMwC58OahRbyLvGuagRCJ3Yhs3ZyKCclTRhS Ge4WLWB6R/QNewqdJPS0J2YD1tzZyJtFjh2ppuG628uL5uT8hfx1ABy0mkUmhjboNOLcTlHNqUC lF7UnBvkQjTEDv88S2nBt1wgwwRDl9aypMJy//79Pr7EBH X-Google-Smtp-Source: AGHT+IGnQgMQ6ljR2JBrzMKmrdpD7zsaV/+e5VHw/izKEHqaMIH+GBFGZ3WcP7e+8tOrq6CB4YTdEQ== X-Received: by 2002:a17:902:ccce:b0:1f3:2e31:f83a with SMTP id d9443c01a7336-1fa23f1d31fmr80113845ad.46.1719316016716; Tue, 25 Jun 2024 04:46:56 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 3/6] target/riscv: Add MISA extension implied rules Date: Tue, 25 Jun 2024 19:46:26 +0800 Message-ID: <20240625114629.27793-4-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316088324100001 Content-Type: text/plain; charset="utf-8" From: Frank Chang Add MISA extension implied rules to enable the implied extensions of MISA recursively. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Reviewed-by: Alistair Francis Reviewed-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 50 +++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 49 insertions(+), 1 deletion(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 7b071ade04..b463bd8370 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -2250,8 +2250,56 @@ RISCVCPUProfile *riscv_profiles[] =3D { NULL, }; =20 +static RISCVCPUImpliedExtsRule RVA_IMPLIED =3D { + .is_misa =3D true, + .ext =3D RVA, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zalrsc), CPU_CFG_OFFSET(ext_zaamo), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule RVD_IMPLIED =3D { + .is_misa =3D true, + .ext =3D RVD, + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { RISCV_IMPLIED_EXTS_RULE_END }, +}; + +static RISCVCPUImpliedExtsRule RVF_IMPLIED =3D { + .is_misa =3D true, + .ext =3D RVF, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule RVM_IMPLIED =3D { + .is_misa =3D true, + .ext =3D RVM, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zmmul), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule RVV_IMPLIED =3D { + .is_misa =3D true, + .ext =3D RVV, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve64d), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[] =3D { - NULL + &RVA_IMPLIED, &RVD_IMPLIED, &RVF_IMPLIED, + &RVM_IMPLIED, &RVV_IMPLIED, NULL }; =20 RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rules[] =3D { --=20 2.43.2 From nobody Mon Sep 16 18:51:39 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1719316076; cv=none; d=zohomail.com; s=zohoarc; b=Hl8M65jOIFudzpBVmni8frDOvhaQZX+u2BtbHAJX9TMML7/trAa1cgqxMzYFj7NfTt1PTG0XJjEvxZ5Sn/M/XMMPS9H+j7rP66yTXYpq40wcU/fIl6apCH5kfsf0i8Jf5bjHWJqiLTjAXUhEFFFLTpe+/GE71rjIgcOymurOpPk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719316076; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=Lbsxmg90aTd6nFIb0DqMgD+2BW+Kj7xCn7qm3Ilobms=; b=KWp2wQDnRv1JkhKvD+lAl5us85s5chps6cly/GcAYVrbO8V16eOq6xnNW5FKuaUBmXHN82AKRUBF673GJd9WTfaBYhQdBbdL/Dim1Zzr7M5MMYa5teF5sJrIWZAQqcLpclpyT1IhrJqDRsCztBrq8DoGHzhadYlm8aiuSUBc25g= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719316076497723.5110208169209; Tue, 25 Jun 2024 04:47:56 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sM4df-00083E-L8; Tue, 25 Jun 2024 07:47:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sM4db-00081l-Qn for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:47:05 -0400 Received: from mail-pl1-x62f.google.com ([2607:f8b0:4864:20::62f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sM4dZ-0000cv-9g for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:47:03 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1f480624d10so44549435ad.1 for ; Tue, 25 Jun 2024 04:47:00 -0700 (PDT) Received: from hsinchu16.internal.sifive.com (59-124-168-89.hinet-ip.hinet.net. [59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.46.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:46:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316019; x=1719920819; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Lbsxmg90aTd6nFIb0DqMgD+2BW+Kj7xCn7qm3Ilobms=; b=Nt7WTw4nRfLOc/H/CnRHJjwkVpuNziMkPEtLQtMmng30GqKWhjlf6eEyWCfYOE/3kh CHmh90WaxAj4giZ/5zgU+ajvvkKfxJ6TK/v2e2xOuw74CysW+X+8Y5JafINgM3sBgP9F gF5QqJhYE99hVboysj1gJ4nWipknIajZTBPIGgv++q5G9o7c7VLIR1RjJE5ZdXlQfVuh 2hzFlweYsQTARsCo8H3tEPjx/Za09LCjMNILh5m5SHvoe0fAmL+lIX2ym2NwM/G7s1Ko KCovC20F7UsYuJ17p8e1jRNX0gA9hy72KlOwN5eKY5mzw7/GjoEzQEHLcsujQkm8rsc/ 6jSg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316019; x=1719920819; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Lbsxmg90aTd6nFIb0DqMgD+2BW+Kj7xCn7qm3Ilobms=; b=ElaY7f44yIJJ+3HkTMLTxZO6U1+5dM1HK1L1xjJcdbE4nxsGUVMl06futnb8jXJSgZ GW0K/teLHBsxdUE6Mg9KDPethCqQJcoWMwbv1rotuW5f5DeknPkvyHvzH/VccyEk35Ms 5cAMj7IiWZomCuwMtSR0oWYSh3FaoTh/hY2HPrn07t8h9Sk2rR7x7IS2t5eWld8qcdT6 mle4iURvGNvkrHDUFMQnKeJc4iC9RK+W2Fv02mks2TsRV1oEYB7Vol68w845ZOFdLZPz s3RSlRYHA+mxDWEXVdn/A2U8qgeduATHHuCfkpgK7YBo4vJ6GtMJfJH/gbPHF2HJ7dsW G8Aw== X-Gm-Message-State: AOJu0YwIOPs4L1//XZ9oQIny5wJ/UgSQ7z9pPTYUES4MZAXKiR5xRNsY wCjSkZw/03K4ZkhPsW3M3ntRzxWuWwemzbmEa/aXgaEKCpWUEdC1Nf8g0l2z+vU7HOUrL0P1PDB WAr+u5wBG1R3NLUuI2QM2DvSDosq6ikLOYPhkenuLPugO94XdR0CCQLxF2KxjgmqVT0G5O8bO+n XiNVWDZQoTSQzVUsH3VCiZn/Qn3XV/N84kBOlQ8RAY9E1I X-Google-Smtp-Source: AGHT+IHWTYhFMMaeZ1FXCxTWHZyKoUmxN4wbVk6PvfZkbHis/sAFikNiJUBbSGavUu8/Uf2LXTQCHg== X-Received: by 2002:a17:902:ec84:b0:1f9:a4bf:de10 with SMTP id d9443c01a7336-1fa1d3e0120mr115375845ad.2.1719316019100; Tue, 25 Jun 2024 04:46:59 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 4/6] target/riscv: Add multi extension implied rules Date: Tue, 25 Jun 2024 19:46:27 +0800 Message-ID: <20240625114629.27793-5-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UPPERCASE_50_75=0.008 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316078325100003 Content-Type: text/plain; charset="utf-8" From: Frank Chang Add multi extension implied rules to enable the implied extensions of the multi extension recursively. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Acked-by: Alistair Francis Reviewed-by: Daniel Henrique Barboza --- target/riscv/cpu.c | 340 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 340 insertions(+) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index b463bd8370..a2640cf259 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -2297,12 +2297,352 @@ static RISCVCPUImpliedExtsRule RVV_IMPLIED =3D { }, }; =20 +static RISCVCPUImpliedExtsRule ZCB_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zcb), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zca), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZCD_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zcd), + .implied_misa_exts =3D RVD, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zca), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZCE_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zce), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zcb), CPU_CFG_OFFSET(ext_zcmp), + CPU_CFG_OFFSET(ext_zcmt), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZCF_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zcf), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zca), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZCMP_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zcmp), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zca), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZCMT_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zcmt), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zca), CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZDINX_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zdinx), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zfinx), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZFA_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zfa), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { RISCV_IMPLIED_EXTS_RULE_END }, +}; + +static RISCVCPUImpliedExtsRule ZFBFMIN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zfbfmin), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { RISCV_IMPLIED_EXTS_RULE_END }, +}; + +static RISCVCPUImpliedExtsRule ZFH_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zfh), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zfhmin), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZFHMIN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zfhmin), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { RISCV_IMPLIED_EXTS_RULE_END }, +}; + +static RISCVCPUImpliedExtsRule ZFINX_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zfinx), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZHINX_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zhinx), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zhinxmin), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZHINXMIN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zhinxmin), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zfinx), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZICNTR_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zicntr), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZIHPM_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zihpm), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZK_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zk), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zkn), CPU_CFG_OFFSET(ext_zkr), + CPU_CFG_OFFSET(ext_zkt), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZKN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zkn), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zbkb), CPU_CFG_OFFSET(ext_zbkc), + CPU_CFG_OFFSET(ext_zbkx), CPU_CFG_OFFSET(ext_zkne), + CPU_CFG_OFFSET(ext_zknd), CPU_CFG_OFFSET(ext_zknh), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZKS_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zks), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zbkb), CPU_CFG_OFFSET(ext_zbkc), + CPU_CFG_OFFSET(ext_zbkx), CPU_CFG_OFFSET(ext_zksed), + CPU_CFG_OFFSET(ext_zksh), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVBB_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvbb), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvkb), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVE32F_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zve32f), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32x), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVE32X_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zve32x), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zicsr), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVE64D_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zve64d), + .implied_misa_exts =3D RVD, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve64f), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVE64F_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zve64f), + .implied_misa_exts =3D RVF, + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32f), CPU_CFG_OFFSET(ext_zve64x), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVE64X_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zve64x), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32x), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVFBFMIN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvfbfmin), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32f), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVFBFWMA_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvfbfwma), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvfbfmin), CPU_CFG_OFFSET(ext_zfbfmin), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVFH_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvfh), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvfhmin), CPU_CFG_OFFSET(ext_zfhmin), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVFHMIN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvfhmin), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve32f), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKN_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvkn), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvkned), CPU_CFG_OFFSET(ext_zvknhb), + CPU_CFG_OFFSET(ext_zvkb), CPU_CFG_OFFSET(ext_zvkt), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKNC_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvknc), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvkn), CPU_CFG_OFFSET(ext_zvbc), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKNG_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvkng), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvkn), CPU_CFG_OFFSET(ext_zvkg), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKNHB_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvknhb), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zve64x), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKS_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvks), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvksed), CPU_CFG_OFFSET(ext_zvksh), + CPU_CFG_OFFSET(ext_zvkb), CPU_CFG_OFFSET(ext_zvkt), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKSC_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvksc), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvks), CPU_CFG_OFFSET(ext_zvbc), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + +static RISCVCPUImpliedExtsRule ZVKSG_IMPLIED =3D { + .ext =3D CPU_CFG_OFFSET(ext_zvksg), + .implied_multi_exts =3D { + CPU_CFG_OFFSET(ext_zvks), CPU_CFG_OFFSET(ext_zvkg), + + RISCV_IMPLIED_EXTS_RULE_END + }, +}; + RISCVCPUImpliedExtsRule *riscv_misa_ext_implied_rules[] =3D { &RVA_IMPLIED, &RVD_IMPLIED, &RVF_IMPLIED, &RVM_IMPLIED, &RVV_IMPLIED, NULL }; =20 RISCVCPUImpliedExtsRule *riscv_multi_ext_implied_rules[] =3D { + &ZCB_IMPLIED, &ZCD_IMPLIED, &ZCE_IMPLIED, + &ZCF_IMPLIED, &ZCMP_IMPLIED, &ZCMT_IMPLIED, + &ZDINX_IMPLIED, &ZFA_IMPLIED, &ZFBFMIN_IMPLIED, + &ZFH_IMPLIED, &ZFHMIN_IMPLIED, &ZFINX_IMPLIED, + &ZHINX_IMPLIED, &ZHINXMIN_IMPLIED, &ZICNTR_IMPLIED, + &ZIHPM_IMPLIED, &ZK_IMPLIED, &ZKN_IMPLIED, + &ZKS_IMPLIED, &ZVBB_IMPLIED, &ZVE32F_IMPLIED, + &ZVE32X_IMPLIED, &ZVE64D_IMPLIED, &ZVE64F_IMPLIED, + &ZVE64X_IMPLIED, &ZVFBFMIN_IMPLIED, &ZVFBFWMA_IMPLIED, + &ZVFH_IMPLIED, &ZVFHMIN_IMPLIED, &ZVKN_IMPLIED, + &ZVKNC_IMPLIED, &ZVKNG_IMPLIED, &ZVKNHB_IMPLIED, + &ZVKS_IMPLIED, &ZVKSC_IMPLIED, &ZVKSG_IMPLIED, NULL }; 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[59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.46.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:47:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316021; x=1719920821; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=i3sU1P3Bi7Bp0EOiBgadVjj6g4xG1ocNLTAeQdyId9c=; b=CTFN2GNi8Yc84TRiCccNh9jQlVImk0Fp0qqwyICe39zVGz/HJm/5sAISv67ftbeIG2 3e1f2YMKeYRvk2Pph41arbAPSocsK2lkYsPgk7nKUDaUTTHqiRH6WoxTJGNzxDU6d2We INIhOXuiUnByZGwXym6B3gQ1z8O97af5gbzoYpk+P2nppGDcRuzaCIOhJNvvty1J4hfE Chdsc4yOhnFEAiBdjkNcd/j7UGGMH2WpfuE4UUv39/FyHU6PmnrTjzAeT5oj4hgDmHlW RDbEyw8LtcUFjrbt+h68MF6U8MM4aRL2g/asrsTjPrTh/ON/X3pjLZ8w6a9H4f+Cbg3c M35g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316021; x=1719920821; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=i3sU1P3Bi7Bp0EOiBgadVjj6g4xG1ocNLTAeQdyId9c=; b=O+fNI7dbUgbqwdJKNog9r1YTDWacstCtERL4paS9ATje5tvnYSu1YZZhYw0tOO/YDQ be2KrLXjsYbyil3js1X6ln677mByK89vvt6tGg2JGbWgll2QOiVS3NZJI3nzP4sFpowL JiM0xaPm6ud3cxzDIvv64IurRy8MZ3l/nxaQXevF6PDoqW6jsGwRoarGDPxyQWj7GWwi Q4GM+IzgDqRNYmNIZ+zT6vlBPzKG4PeV4EOVduLa49VxZ7BvtYiInmMm3IxTD3p1MioH eT/Af1hMQWiganJjS7MNmqsZfaa69J+9GF1ni7YLTIAhuhzSI67fY3+vE8JK5nFe73O5 azLA== X-Gm-Message-State: AOJu0Yxlg8qVS0jxOsF/6nDs7IvTod7y0HHJV907hVUFZCId4YEntQ+o 3He1eJdlU0UfSdD03XRghl9gC2jZMowd7ugBKOuQrXHL+INHrFnxLxl4oaZwsur7IZyG20VuA80 Ng7Uv5sypSpS3N+gSHEPtgQ/MO7Qfzb2TfJYnbqfcpYvHcuKyVeK8zO6OvB9h1N1DA3kVWw5jo0 M7VfBOQUkiyoUDDr0Btt8v6ohPAyOWJg9x4p+fjX44sqJP X-Google-Smtp-Source: AGHT+IFi3LEOZRrUQ6uJUwacub3AD+Z7K94Gvpu/nQAIEGG16LbV9EN9T6AQb6UJDIB3NoJz8UjeoQ== X-Received: by 2002:a17:902:d2c5:b0:1fa:2e45:bcb8 with SMTP id d9443c01a7336-1fa2e45bd32mr76106865ad.2.1719316021414; Tue, 25 Jun 2024 04:47:01 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 5/6] target/riscv: Add Zc extension implied rule Date: Tue, 25 Jun 2024 19:46:28 +0800 Message-ID: <20240625114629.27793-6-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62c; envelope-from=frank.chang@sifive.com; helo=mail-pl1-x62c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316104426100007 Content-Type: text/plain; charset="utf-8" From: Frank Chang Zc extension has special implied rules that need to be handled separately. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Reviewed-by: Daniel Henrique Barboza --- target/riscv/tcg/tcg-cpu.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index 1a3aef5bff..ccca9037ed 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -925,11 +925,45 @@ static void cpu_enable_implied_rule(RISCVCPU *cpu, } } =20 +/* Zc extension has special implied rules that need to be handled separate= ly. */ +static void cpu_enable_zc_implied_rules(RISCVCPU *cpu) +{ + RISCVCPUClass *mcc =3D RISCV_CPU_GET_CLASS(cpu); + CPURISCVState *env =3D &cpu->env; + + if (cpu->cfg.ext_zce) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcb), true); + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmp), true); + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmt), true); + + if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); + } + } + + /* Zca, Zcd and Zcf has a PRIV 1.12.0 restriction */ + if (riscv_has_ext(env, RVC) && env->priv_ver >=3D PRIV_VERSION_1_12_0)= { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); + + if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); + } + + if (riscv_has_ext(env, RVD)) { + cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcd), true); + } + } +} + static void riscv_cpu_enable_implied_rules(RISCVCPU *cpu) { RISCVCPUImpliedExtsRule *rule; int i; =20 + /* Enable the implied extensions for Zc. */ + cpu_enable_zc_implied_rules(cpu); + /* Enable the implied MISAs. */ for (i =3D 0; (rule =3D riscv_misa_ext_implied_rules[i]); i++) { if (riscv_has_ext(&cpu->env, rule->ext)) { --=20 2.43.2 From nobody Mon Sep 16 18:51:39 2024 Delivered-To: importer2@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass(p=reject dis=none) header.from=sifive.com ARC-Seal: i=1; a=rsa-sha256; t=1719316100; cv=none; d=zohomail.com; s=zohoarc; b=MwKf3tSvzru/5xCUrPwjIRRpmPrU+2hVJSoMBxiK8Uj/Lt5m/PIowMV5Kg/7riEoeGL95RI/4hvkZFGEcZxfrNEadwcYq1dJnpPtorEKgfBufiLpRU6VNHX9PGJNJfAVLsZbPLWAa1mGz6BTan5pMYazRBAURIBtL5DZ6beRdoM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1719316100; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=16P/qh8NE2AySnsAICHV0TNGZ7UDEyiWURrCAdDDKvU=; b=oKYvUkFdLUccvE6fpkjVQ6EJocFwdQ8WOtpUS3B+F3lij3hEnR14D+rnAS2sfqNtaRH62mP+NoyYf5wVXENlS4fBwE3mxxdVU5x7St/7aM19x1I4dooQsV7Mo8vKMyyyDm6JOezghCVAmdW6O7grQ3uEcTyEbxRe18ToOPJhR84= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer2=patchew.org@nongnu.org; dmarc=pass header.from= (p=reject dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1719316099959323.11512023931846; Tue, 25 Jun 2024 04:48:19 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sM4ds-00087n-3x; Tue, 25 Jun 2024 07:47:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sM4dm-00084d-Bb for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:47:14 -0400 Received: from mail-pg1-x52c.google.com ([2607:f8b0:4864:20::52c]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sM4dk-0000eO-G0 for qemu-devel@nongnu.org; Tue, 25 Jun 2024 07:47:14 -0400 Received: by mail-pg1-x52c.google.com with SMTP id 41be03b00d2f7-718354c17e4so2384925a12.1 for ; Tue, 25 Jun 2024 04:47:11 -0700 (PDT) Received: from hsinchu16.internal.sifive.com (59-124-168-89.hinet-ip.hinet.net. [59.124.168.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb321d4esm79472325ad.67.2024.06.25.04.47.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Jun 2024 04:47:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1719316026; x=1719920826; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=16P/qh8NE2AySnsAICHV0TNGZ7UDEyiWURrCAdDDKvU=; b=iEOJpB+w4KOw0JaDmM1Ho4g/UBNjgb96kfHFTb5jcrazuDxCGTrRygvl0+8SdunCr/ m6hZDnZ3iQK+LxBixzPxwSz2KwoBri1YbSyFKPCdkEW2u3qPVT4XbBYp3LRtY+eQju0M dIYqqJcmmc7emILKbTSUORXYLs4dWp1KJctosCVlNmK8Ja9sHyIC6eySSfvgU2FPbb6T VpY+Wh0F/mfz6CwBx+VUSs0xUZ2b+dtbou9CfSCRgdoiUZM76RkdjOFRWtdAY74PaUT0 X7xFEzy6MUlD5Wqqwaykf+8NwVABgz6wiGy1wcUiZkMunnsvuLkiIU7PpsoDYd3Bj/F0 8OAw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719316026; x=1719920826; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=16P/qh8NE2AySnsAICHV0TNGZ7UDEyiWURrCAdDDKvU=; b=a5gpep+qdGizysLUfEYrPpvbEcG4isH7NwIKVW8EkqW+1175BF4DuCZi1qG2oK8VmC o7XMWv/TredS6xYzh2zxC4GZva7wV1poeejnxG9Fw4Gd4UqifmDIoTmOoWCmGK6J5vRp sBqRy3TrDs22XcHPJN5om1qdZAlSpWxLoMpYMxSxY/XDrnKVl25ITwmb0kY8C+qimVfB mqCwDNhZdPMYeTHz1UEGxzgjBncINDfIpuLpTVV6jpV9jFLlJHQzTFWo1z+C6fcyrfLC k+KzB/v9/ensTAjdCayUf7QkbYKjN/5Y60+Z7EKmirkbs0AM62+qE13br7GvvgHwTNrb bCdQ== X-Gm-Message-State: AOJu0YwdzZS3ZGktzx4LAfmt87C3QkVZ6C8aA+qfuEnkdvu7qoRmZ1mN iiENnL1F68dYW4MQD7xR8PtGa8UF3IEhLsGI03bvdHNwaZCo5NzD7Dci5hM2/5YE1LpKWawImyP aENT9DenvVqc1pv2BnlMsN9al8/zqwooV1K1kGoY4owKxvtISJ8Wgxl8Qo1wcKk4cYyvfVJh2OF YT+n3aKhMiZwoRd0l5VU7H7TS70SfL8dd3guUOr1Pq+XUj X-Google-Smtp-Source: AGHT+IEwuI49ycMJVLzpclTqY+UW3I1TlJcdN6Ps0WXf5BmwZswudBC2a+xa7+0f+oaYtJwFDj4N8w== X-Received: by 2002:a05:6a20:7a96:b0:1b6:a7c5:4fbe with SMTP id adf61e73a8af0-1bcf7ead34amr5675380637.14.1719316023785; Tue, 25 Jun 2024 04:47:03 -0700 (PDT) From: frank.chang@sifive.com To: qemu-devel@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Bin Meng , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , qemu-riscv@nongnu.org (open list:RISC-V TCG CPUs), Frank Chang , Jerry Zhang Jian , Max Chou Subject: [PATCH v3 6/6] target/riscv: Remove extension auto-update check statements Date: Tue, 25 Jun 2024 19:46:29 +0800 Message-ID: <20240625114629.27793-7-frank.chang@sifive.com> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240625114629.27793-1-frank.chang@sifive.com> References: <20240625114629.27793-1-frank.chang@sifive.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52c; envelope-from=frank.chang@sifive.com; helo=mail-pg1-x52c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @sifive.com) X-ZM-MESSAGEID: 1719316100416100001 Content-Type: text/plain; charset="utf-8" From: Frank Chang Remove the old-fashioned extension auto-update check statements as they are replaced by the extension implied rules. Signed-off-by: Frank Chang Reviewed-by: Jerry Zhang Jian Tested-by: Max Chou Reviewed-by: Daniel Henrique Barboza --- target/riscv/tcg/tcg-cpu.c | 119 ------------------------------------- 1 file changed, 119 deletions(-) diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index ccca9037ed..ae25686824 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -471,10 +471,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) return; } =20 - if (cpu->cfg.ext_zfh) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zfhmin), true); - } - if (cpu->cfg.ext_zfhmin && !riscv_has_ext(env, RVF)) { error_setg(errp, "Zfh/Zfhmin extensions require F extension"); return; @@ -496,9 +492,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, E= rror **errp) error_propagate(errp, local_err); return; } - - /* The V vector extension depends on the Zve64d extension */ - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve64d), true); } =20 /* The Zve64d extension depends on the Zve64f extension */ @@ -507,18 +500,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) error_setg(errp, "Zve64d/V extensions require D extension"); return; } - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve64f), true); - } - - /* The Zve64f extension depends on the Zve64x and Zve32f extensions */ - if (cpu->cfg.ext_zve64f) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve64x), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32f), true); - } - - /* The Zve64x extension depends on the Zve32x extension */ - if (cpu->cfg.ext_zve64x) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32x), true); } =20 /* The Zve32f extension depends on the Zve32x extension */ @@ -527,11 +508,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) error_setg(errp, "Zve32f/Zve64f extensions require F extension= "); return; } - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zve32x), true); - } - - if (cpu->cfg.ext_zvfh) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvfhmin), true); } =20 if (cpu->cfg.ext_zvfhmin && !cpu->cfg.ext_zve32f) { @@ -554,11 +530,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) return; } =20 - /* Set the ISA extensions, checks should have happened above */ - if (cpu->cfg.ext_zhinx) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); - } - if ((cpu->cfg.ext_zdinx || cpu->cfg.ext_zhinxmin) && !cpu->cfg.ext_zfi= nx) { error_setg(errp, "Zdinx/Zhinx/Zhinxmin extensions require Zfinx"); return; @@ -576,27 +547,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) } } =20 - if (cpu->cfg.ext_zce) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmp), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcmt), true); - if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); - } - } - - /* zca, zcd and zcf has a PRIV 1.12.0 restriction */ - if (riscv_has_ext(env, RVC) && env->priv_ver >=3D PRIV_VERSION_1_12_0)= { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zca), true); - if (riscv_has_ext(env, RVF) && mcc->misa_mxl_max =3D=3D MXL_RV32) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcf), true); - } - if (riscv_has_ext(env, RVD)) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zcd), true); - } - } - if (mcc->misa_mxl_max !=3D MXL_RV32 && cpu->cfg.ext_zcf) { error_setg(errp, "Zcf extension is only relevant to RV32"); return; @@ -630,52 +580,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) return; } =20 - /* - * Shorthand vector crypto extensions - */ - if (cpu->cfg.ext_zvknc) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkn), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvbc), true); - } - - if (cpu->cfg.ext_zvkng) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkn), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkg), true); - } - - if (cpu->cfg.ext_zvkn) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkned), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvknhb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkt), true); - } - - if (cpu->cfg.ext_zvksc) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvks), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvbc), true); - } - - if (cpu->cfg.ext_zvksg) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvks), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkg), true); - } - - if (cpu->cfg.ext_zvks) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvksed), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvksh), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkt), true); - } - - if (cpu->cfg.ext_zvkt) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvbb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvbc), true); - } - - if (cpu->cfg.ext_zvbb) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zvkb), true); - } - if ((cpu->cfg.ext_zvbb || cpu->cfg.ext_zvkb || cpu->cfg.ext_zvkg || cpu->cfg.ext_zvkned || cpu->cfg.ext_zvknha || cpu->cfg.ext_zvksed= || cpu->cfg.ext_zvksh) && !cpu->cfg.ext_zve32x) { @@ -691,29 +595,6 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, = Error **errp) return; } =20 - if (cpu->cfg.ext_zk) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zkn), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zkr), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zkt), true); - } - - if (cpu->cfg.ext_zkn) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkc), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkx), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zkne), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zknd), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zknh), true); - } - - if (cpu->cfg.ext_zks) { - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkb), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkc), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zbkx), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zksed), true); - cpu_cfg_ext_auto_update(cpu, CPU_CFG_OFFSET(ext_zksh), true); - } - if (cpu->cfg.ext_zicntr && !cpu->cfg.ext_zicsr) { if (cpu_cfg_ext_is_user_set(CPU_CFG_OFFSET(ext_zicntr))) { error_setg(errp, "zicntr requires zicsr"); --=20 2.43.2