From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158883; cv=none; d=zohomail.com; s=zohoarc; b=Oy08IAK3nmGjHLnjAkcyZEBu75uQUyGUuGM6h2pmWt+SIh6TeTSeMy3RVlNLgfXLrmJLAizW0+cgNUOtZ5MpKbrPw4h4m5yDXRfQznW6E/M5zqLHtYEfPx0i9qmSVV80ELetZqgLzTMMaERdlmKbimSmUpOuzqdI8ouluQfqbY8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158883; 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=Qpc+gtvz4QF2D7U7hwk6I/PwDTmOhNNc5A8A2G2CqV8=; b=a0yd9zwOISmp89kMsPAGmfp6i1AiuXIfJMu4jVhbvXyEXBvkNADdLyEpTiymaLNf9/kYCUMWkNg7Kz/HNr67Bl6LQ9WW2m485EZO23Lhpl5MkmzTg9dSLcyMjtbDdexCvAM/Q54ElqOSyW9vh3Vng0RwFVKaslCaxVoLQEPlHe4= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158883074356.5856373814454; Sat, 5 Oct 2024 13:08:03 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2W-0006Gz-Rc; Sat, 05 Oct 2024 16:06:08 -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 1sxB2U-0006Ez-Nd for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:06 -0400 Received: from mail-pl1-x636.google.com ([2607:f8b0:4864:20::636]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2S-0001hr-0H for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:06 -0400 Received: by mail-pl1-x636.google.com with SMTP id d9443c01a7336-20b58f2e1f4so21812115ad.2 for ; Sat, 05 Oct 2024 13:06:03 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158763; x=1728763563; 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=Qpc+gtvz4QF2D7U7hwk6I/PwDTmOhNNc5A8A2G2CqV8=; b=J7ETou96MJsubgZ7bZXJ1Lpb2hWHSpxbRLjFp2u1d+wjN5yvudDHCgKssjd2UKt6Kl Mk3Ltpy1k9tWHj9KzZocGvPWT6Gdx732waYHFLHGPjdG22sP9zo2nF/DkuLAVN5KeZLa SIZFPwDhiEQwqt8GxnKFAh9kOR3dKbIjZyxA3G2j+1f+VciBOm4lqfYLe2Ug6p4JV/jN UApNsZXFs3KiIli88gNk0U1SwZpI6mXfXexRQwea2pULDHSjpZRnaiY5n0O6hVpw7CLF nKsH2yXvBjsZkdeWwaD1zWpR8jE0WeGeJaG5L5YmfyjtY/mqrDc8GjQU5uxRx5LCRcKq huAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158763; x=1728763563; 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=Qpc+gtvz4QF2D7U7hwk6I/PwDTmOhNNc5A8A2G2CqV8=; b=sy752RxiRO4zcick0KA55F/ygDBpdLm8lVPm3i0iT2D+qtXFjNzuDqrxdxRVSoKOif McIWheIjeAXHWep4J3g3fnMPu3PVlTkNz29wXUfras3mIrtkCGj5/WNxG91A5sx79cXL yhYtktEUeq/yewMoDhYF7MA7Nv+Fi2tljbgZyV92eWs42bEMC8qbl/pDqciuUq2cbOtn +CW4uvrDwbrAsEHNs/1f5l8bsdCGDeJOianaPxVQqSu3BJmjF3RoML8xMosTWjSIKKP3 uvekFn7Py/ZH6cFUSTpg/0xF586c+4n9vX31V3mtGWWFu/7ivhGC7UqiA8t+csaJI+yx Zt5A== X-Gm-Message-State: AOJu0YxLyq5CJ2LcGF0GC3etB3Bu5V80lQuwFKqjq7d4ibd/3x6wd4rt gQcMoJ9rfja3NWYgOdtUAtV9InfW8eLxH1YYkcxexby2FFt5+kERoSwad5tJ5O2CyUXgVbGCgFz O X-Google-Smtp-Source: AGHT+IFmM8Oxp421B76h4UpAzO5VbLx+wqOrR4XfQnLhl5uTco5sEvRm26Oyl1URtBb3k58uPkW8Hg== X-Received: by 2002:a17:902:f545:b0:20b:a576:1896 with SMTP id d9443c01a7336-20bff190668mr89398765ad.43.1728158762695; Sat, 05 Oct 2024 13:06:02 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 01/21] accel/tcg: Assert noreturn from write-only page for atomics Date: Sat, 5 Oct 2024 13:05:40 -0700 Message-ID: <20241005200600.493604-2-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::636; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x636.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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158883532116600 Content-Type: text/plain; charset="utf-8" There should be no "just in case"; the page is already in the tlb, and known to be not readable. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- accel/tcg/cputlb.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index 117b516739..fd6459b695 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1852,10 +1852,9 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr = addr, MemOpIdx oi, /* * Since we don't support reads and writes to different * addresses, and we do have the proper page loaded for - * write, this shouldn't ever return. But just in case, - * handle via stop-the-world. + * write, this shouldn't ever return. */ - goto stop_the_world; + g_assert_not_reached(); } /* Collect tlb flags for read. */ tlb_addr |=3D tlbe->addr_read; --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158836; cv=none; d=zohomail.com; s=zohoarc; b=dMeBAhtAXjWs1rbRH4prZ5MvmwHjrDT9OAU7vsCHdbMgCNtsI89wfQbZbcuPN8v5zR/SyF3qxul/AIp9YuWUc+z8isjy+EEF8nGFTy4qnDT1PQJGXXtnP/VEtchG2ppScoxiRBoyVgwCt5EG3m/NqaPrHIKV92+NCWy4krauOjk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158836; 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=wBthGFf8BfR2i4dob959bB47CFsEJX0Mf+aRMHd0jM4=; b=N0sX+kdIHuKTUMTMnC9ASqcgF54RSIdlaPQSF0LHWqs4cXZVhNXuRqSvbYvV5ja0wtzl44nat93mphqVIWEIBK5uG1j4NkcIZ0jbccJB9Z2+EcuRbhPq2/EPyitjwlkcoUhrBei8Np0msEB/B2qXG3ZKGdsyeJADqZgi4b84jqI= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 17281588368961020.0311009566072; Sat, 5 Oct 2024 13:07:16 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2W-0006H3-Tv; Sat, 05 Oct 2024 16:06:08 -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 1sxB2V-0006FZ-2v for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:07 -0400 Received: from mail-pl1-x635.google.com ([2607:f8b0:4864:20::635]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2S-0001i2-V3 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:06 -0400 Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-20b7a4336easo23470725ad.3 for ; Sat, 05 Oct 2024 13:06:04 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158763; x=1728763563; 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=wBthGFf8BfR2i4dob959bB47CFsEJX0Mf+aRMHd0jM4=; b=w7Ph5oXbphrI33DJh2gZ+NAMDp1REDdK1OGGIscgeI+e64d8bFb0ckjv3N0yrc6uth g5soY0mosslNsohrW3QahAuWlAIZd7Sg4NjMFROQdBQlcmTYVxVdhI07BXg7Pbr9HZgk d3/HIh561IO/9bNT1aNkHzr2raI9fDldZHhIqFCvgRZztAoqu5V01U/AsgTvRY7WWqPi iI7zW4kZ2tlhxLc9OtgRLC0IFs/JKB+W+/Hs93o+dDVcvHOCrpaAvRvSTlAQFJBpv7ej PsUyDmNuiQqy6xNdpYr5i2eiP8XBkx7Ahof90gcjf/4SlZQrJdBtPU7jff4HLIKzOB1j O07A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158763; x=1728763563; 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=wBthGFf8BfR2i4dob959bB47CFsEJX0Mf+aRMHd0jM4=; b=lFycWNK9abbL8kLJlG5ufkpcBqbrC13T53K3ZuL0uPZVQU6kmtPysHGSwHAA0CJgHz HCkQWZRkUWma8/3AXlUcabtfqv5T6fUtVEDkKGkwp0l1NZq9RbEsvHmwpQOsr7Vd1H3M WUNXFsgnks1Kpln1BceYLt9a9WqjJ9lg2poKHuKB5A3C3S46cPCL0ZfaDAb7xrW2zm6V wneCqoY2xxDrjRaul285eTJLvXDWHW2L6mGGjiwBQ2un1HzDOeluGjIvuCIBFHJKw8aJ qOFu18pJv/XcU6j3uenQnDy0elwqMcA/HTLoLTku+kLMlAet4MTMnLOCx0PvC9nLo9Yf QPCg== X-Gm-Message-State: AOJu0Yz4YaJWlceqtDSVXjj++Wgok5C3Ra46+A6q1dXxU9XqZHru3BwK AK2g5WtscgtlZqjb1Xr0PQYxc02oXuVY/Je5jpz69N2MkXGaeG6VS2VE7zJe5Q8dqG+v+O2gh8X U X-Google-Smtp-Source: AGHT+IH0bNmSgTilkfsUlgJ9vbuANm1j0xSSg22B3KtpzdX6j/LOhzX6NRgjtvxwOpPWp0dQMEWPcA== X-Received: by 2002:a17:902:e5c6:b0:20b:6ede:5b1c with SMTP id d9443c01a7336-20bfdfeef3cmr94363425ad.25.1728158763513; Sat, 05 Oct 2024 13:06:03 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 02/21] accel/tcg: Expand tlb_fill for 3 callers Date: Sat, 5 Oct 2024 13:05:41 -0700 Message-ID: <20241005200600.493604-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::635; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x635.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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158837608116600 Content-Type: text/plain; charset="utf-8" Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- accel/tcg/cputlb.c | 33 ++++++++++----------------------- 1 file changed, 10 insertions(+), 23 deletions(-) diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index fd6459b695..58960969f4 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1220,25 +1220,6 @@ void tlb_set_page(CPUState *cpu, vaddr addr, prot, mmu_idx, size); } =20 -/* - * Note: tlb_fill() can trigger a resize of the TLB. This means that all o= f the - * caller's prior references to the TLB table (e.g. CPUTLBEntry pointers) = must - * be discarded and looked up again (e.g. via tlb_entry()). - */ -static void tlb_fill(CPUState *cpu, vaddr addr, int size, - MMUAccessType access_type, int mmu_idx, uintptr_t ret= addr) -{ - bool ok; - - /* - * This is not a probe, so only valid return is success; failure - * should result in exception + longjmp to the cpu loop. - */ - ok =3D cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, - access_type, mmu_idx, false, retaddr); - assert(ok); -} - static inline void cpu_unaligned_access(CPUState *cpu, vaddr addr, MMUAccessType access_type, int mmu_idx, uintptr_t retaddr) @@ -1631,7 +1612,10 @@ static bool mmu_lookup1(CPUState *cpu, MMULookupPage= Data *data, if (!tlb_hit(tlb_addr, addr)) { if (!victim_tlb_hit(cpu, mmu_idx, index, access_type, addr & TARGET_PAGE_MASK)) { - tlb_fill(cpu, addr, data->size, access_type, mmu_idx, ra); + bool ok =3D cpu->cc->tcg_ops->tlb_fill(cpu, addr, data->size, + access_type, mmu_idx, + false, ra); + assert(ok); maybe_resized =3D true; index =3D tlb_index(cpu, mmu_idx, addr); entry =3D tlb_entry(cpu, mmu_idx, addr); @@ -1833,8 +1817,10 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr = addr, MemOpIdx oi, if (!tlb_hit(tlb_addr, addr)) { if (!victim_tlb_hit(cpu, mmu_idx, index, MMU_DATA_STORE, addr & TARGET_PAGE_MASK)) { - tlb_fill(cpu, addr, size, - MMU_DATA_STORE, mmu_idx, retaddr); + bool ok =3D cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, + MMU_DATA_STORE, mmu_idx, + false, retaddr); + assert(ok); index =3D tlb_index(cpu, mmu_idx, addr); tlbe =3D tlb_entry(cpu, mmu_idx, addr); } @@ -1848,7 +1834,8 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr a= ddr, MemOpIdx oi, * but addr_read will only be -1 if PAGE_READ was unset. */ if (unlikely(tlbe->addr_read =3D=3D -1)) { - tlb_fill(cpu, addr, size, MMU_DATA_LOAD, mmu_idx, retaddr); + cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, MMU_DATA_LOAD, + mmu_idx, false, retaddr); /* * Since we don't support reads and writes to different * addresses, and we do have the proper page loaded for --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158973; cv=none; d=zohomail.com; s=zohoarc; b=kXAn7hgJ58pyNQDSClXQydfS0JvvsNgh77qiOFU8RYV1VdLZhnHJEjfmeUOR7g141AhXgaYKdnj3TmIbxGKiCiuXEGKxyTRAlCBUBnlYM+MciKc3vSpAbdr/v7KZ6Gdc6xor6HQyc+hJHUovRZtfEHK5TgCJhu4r9utywgibjjQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158973; 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=js9k8IR/cEhAqGc5dKpCioG/n/UgV+piB56d5dg8Aiw=; b=fypaumr8295oV3jrvqbTUf18e7Qqh1TXQLNMdSh7spPXwnHv5PB5gYWNkNIgF86pCpkFiLwfKS3lOmrBYedLAUwr2iQh3mGUZjuN3LBzLW4JKwZNw2s3HvsEu2APYogmP103zG/SPfb5QAWBUt/nS3owEM67tc/1UXGAkRaoSRk= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158973509732.2105883384967; Sat, 5 Oct 2024 13:09:33 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2X-0006HX-SI; Sat, 05 Oct 2024 16:06:09 -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 1sxB2V-0006Fs-9D for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:07 -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 1sxB2T-0001iD-P9 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:07 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-20aff65aa37so27611155ad.1 for ; Sat, 05 Oct 2024 13:06:05 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158764; x=1728763564; 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=js9k8IR/cEhAqGc5dKpCioG/n/UgV+piB56d5dg8Aiw=; b=uiErL/iL5fiZsmvpRKLEV3mSd4tKAGuHXDlECqRIZFX6tC7NTj3TrDzKnEoVl5IntU nIWzxlgGgcdeH5ayoyRpGmAn1p5XhzhPjaZe3DAsbq2lJ05T6bDPFsT+eGbWbkrsrP0q XtL3mUHYl3f72OqIlzpyjLpbhlnDmefJo6jXzh3sDPgEKxwgRj01ZXHZ0kXwAlhyPhD6 Ad5gEy55JNQG4LnIox0JOqcbVvxw0mvI/sa/V3e8+3p9HMGTaTB/JNIXeEBGJLP3dxVv yGxT6+8eto/YFjMNEeXTxImBqACYrpa04Kw7b5oZs3QbZWTJKA+LC5Tf+SAdkfEy37tc E5Og== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158764; x=1728763564; 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=js9k8IR/cEhAqGc5dKpCioG/n/UgV+piB56d5dg8Aiw=; b=Tr/A8mpaiLBJN9JHJ42CMDhJTf/I6HQR1lAGWpbq8C732A9iYpSaqeaSlQ8fqLihbs yCpdkbIt/X3p7PcaNE2n0Jpqbd4QEUPSlpTfzTK4MPicBsEdBLtnuFKd1k6oNuyeVRp5 ljeUHp3U9petwn83zEyEtEea5jXzdR1RuRG3c13WkHo23zitNOiWNsupN/fkf5nIxWma 9p+q7pbzTtOPcR2obbvyMuO6kcOKqiJLtIuRsVSb7bH4PyNh0hUTqSeODj6o0uJcl4Km xHDCjZ1tKfZTciyO8Wqcy/EkEthKCTo3b01p9xJVjOhfbGgx7EeHZi3bDPwp1tZpKTZ/ VuHQ== X-Gm-Message-State: AOJu0YyEFhUq2clRFx2i5z5px2ofZxk5cxYd8XhPgf71swQPVRob28y2 MSB/9vFfTgUGQfr6n5KtRzUuYwuiG3QpKZma4PgX/Hl79ppXMMWpCDJaLadjZmegzffb32Gq+nM n X-Google-Smtp-Source: AGHT+IG2QzkqWQJ6aa5SACwUNhrBcwJqwMcmd6FgF+mUSPNCiyiBOS8ZrrP8asqO/lz2F3toxq/lxg== X-Received: by 2002:a17:902:db0d:b0:20b:8642:9863 with SMTP id d9443c01a7336-20bfdfc268dmr105234565ad.18.1728158764343; Sat, 05 Oct 2024 13:06:04 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 03/21] include/exec/memop: Move get_alignment_bits from tcg.h Date: Sat, 5 Oct 2024 13:05:42 -0700 Message-ID: <20241005200600.493604-4-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; 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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158973858116600 Content-Type: text/plain; charset="utf-8" This function is specific to MemOp, not TCG in general. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- include/exec/memop.h | 23 +++++++++++++++++++++++ include/tcg/tcg.h | 23 ----------------------- 2 files changed, 23 insertions(+), 23 deletions(-) diff --git a/include/exec/memop.h b/include/exec/memop.h index f881fe7af4..97720a8ee7 100644 --- a/include/exec/memop.h +++ b/include/exec/memop.h @@ -170,4 +170,27 @@ static inline bool memop_big_endian(MemOp op) return (op & MO_BSWAP) =3D=3D MO_BE; } =20 +/** + * get_alignment_bits + * @memop: MemOp value + * + * Extract the alignment size from the memop. + */ +static inline unsigned get_alignment_bits(MemOp memop) +{ + unsigned a =3D memop & MO_AMASK; + + if (a =3D=3D MO_UNALN) { + /* No alignment required. */ + a =3D 0; + } else if (a =3D=3D MO_ALIGN) { + /* A natural alignment requirement. */ + a =3D memop & MO_SIZE; + } else { + /* A specific alignment requirement. */ + a =3D a >> MO_ASHIFT; + } + return a; +} + #endif diff --git a/include/tcg/tcg.h b/include/tcg/tcg.h index 21d5884741..824fb3560d 100644 --- a/include/tcg/tcg.h +++ b/include/tcg/tcg.h @@ -281,29 +281,6 @@ static inline int tcg_type_size(TCGType t) return 4 << i; } =20 -/** - * get_alignment_bits - * @memop: MemOp value - * - * Extract the alignment size from the memop. - */ -static inline unsigned get_alignment_bits(MemOp memop) -{ - unsigned a =3D memop & MO_AMASK; - - if (a =3D=3D MO_UNALN) { - /* No alignment required. */ - a =3D 0; - } else if (a =3D=3D MO_ALIGN) { - /* A natural alignment requirement. */ - a =3D memop & MO_SIZE; - } else { - /* A specific alignment requirement. */ - a =3D a >> MO_ASHIFT; - } - return a; -} - typedef tcg_target_ulong TCGArg; =20 /* Define type and accessor macros for TCG variables. --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158891; cv=none; d=zohomail.com; s=zohoarc; b=kHBAy/rG8bWjoWc+CO9dsULJEpbVYlpl+gdEFW0FHSVj2nQQE59xWDkMslMzt2rW/Gpf5gZeXnHqF1gGD6rvtoj65Bob/BDavO/xB2+9U9pupouyCQpREB/KNuzefActqwxsEQu3Djulh+En6EdDveEfaqhj1zzgebLzRwTpBmY= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158891; 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=DH35lHXcbsJC32qCjyMaGZFqdyczAIeo1misqQjkoMQ=; b=ba40HCvNybFvF2OoBaLQVUd4QEw4JZKKK2+0mgLGk4DPvx8+Fe1bA09NEh/XffaFxzpoymD5qM4eiMzafjTDhQoPnXHVgvW1GgMytMY0WZUPHHGNzgBT/0GNUFmLhOCbTr6h+8v1WDfcHFcEPankUh/af4H2MBv/enN79ZT0uw0= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158891384580.5956631488713; Sat, 5 Oct 2024 13:08:11 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2Y-0006IC-OV; Sat, 05 Oct 2024 16:06:10 -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 1sxB2W-0006Gc-KI for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:08 -0400 Received: from mail-pl1-x635.google.com ([2607:f8b0:4864:20::635]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2U-0001ih-L2 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:08 -0400 Received: by mail-pl1-x635.google.com with SMTP id d9443c01a7336-20b0b2528d8so36877745ad.2 for ; Sat, 05 Oct 2024 13:06:06 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158765; x=1728763565; 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=DH35lHXcbsJC32qCjyMaGZFqdyczAIeo1misqQjkoMQ=; b=uUANICt4yKHHEliqv/nqAsvockkOKEYoKiDbLeS0Be3rfg0um8GwPpQiXaaY4VPwH4 NJfId9juqC7KNhPCDJa+TILw6ONZePfFMLVrFgg4/lcYkhWyrV81zsv1Gs7tHzKobhYo axOeDwquQ3eEHzRXtJ4v/SRZe8gOX99yEVZPjg7MIt9g/lBKEvceAZdZVLu9Ir0dXU6e PtN+Gnxlf463nn88I8Kddpm4omv807XPqCoSU+uVeBG6s6UtMMwZTla+J9Yx8SwQJYji NQX5BPaey2mI6bGje88KQfYTiCO4IlmZs/5q9heP46o1mu9ZF/91jf49joH9yrn4f0HC Nn1A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158765; x=1728763565; 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=DH35lHXcbsJC32qCjyMaGZFqdyczAIeo1misqQjkoMQ=; b=Pt1toZWCohF81aCHVj2UzOjwkBrLfcR/kpEtXk3QiNsJqUvFFjQBWdFbvnWV61tliX NpLEnDKKBcYBFWRhcUJ/Bb/cSwboyZblTe7EIbPcQh1P+5rDt5lJhx5TBomXHoDw/cKp /+pc02e4NvQAgKTZ7rnftCDX9dLZgzuVP/DkwjC1PpFb9GSCPSvFGb1pwRwwnuocmpba WIeuHEoiL/jvcNxO3G/x/2/hOfePU4MpNuxDp1sAncrmNkijBIclb2bhfOD1zVGLxKT2 JcQU99Foc+DJwuIjNcxKPPUqJ1n2y2peTuwccofq53u8Sqn2Zic5DksawTR2CmkvC+F4 om4w== X-Gm-Message-State: AOJu0YycJOnTaomKMAvo5QHALfMsmDuLmplR30vAW2ImDCBtxbL6puQz 6RYmA1t+fDWLAsPe1S+Ah1/JosVoNyAWXMKtbttNr2kJtXQP1t08+cAesbPwmQTJJzWxFFwp0tK h X-Google-Smtp-Source: AGHT+IHIb0nvq4eNPHU0RqWZQLaosTrrxJaEwg0X9iadpDKgGULb2krdXNgtY4yg4RXKinwxw3yncg== X-Received: by 2002:a17:903:40ce:b0:20b:a8d9:2a02 with SMTP id d9443c01a7336-20bfe072971mr98365935ad.36.1728158765269; Sat, 05 Oct 2024 13:06:05 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 04/21] include/exec/memop: Rename get_alignment_bits Date: Sat, 5 Oct 2024 13:05:43 -0700 Message-ID: <20241005200600.493604-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::635; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x635.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158891670116600 Content-Type: text/plain; charset="utf-8" Rename to use "memop_" prefix, like other functions that operate on MemOp. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- include/exec/memop.h | 4 ++-- accel/tcg/cputlb.c | 4 ++-- accel/tcg/user-exec.c | 4 ++-- target/arm/tcg/translate-a64.c | 4 ++-- target/xtensa/translate.c | 2 +- tcg/tcg-op-ldst.c | 6 +++--- tcg/tcg.c | 2 +- tcg/arm/tcg-target.c.inc | 4 ++-- tcg/sparc64/tcg-target.c.inc | 2 +- 9 files changed, 16 insertions(+), 16 deletions(-) diff --git a/include/exec/memop.h b/include/exec/memop.h index 97720a8ee7..f53bf618c6 100644 --- a/include/exec/memop.h +++ b/include/exec/memop.h @@ -171,12 +171,12 @@ static inline bool memop_big_endian(MemOp op) } =20 /** - * get_alignment_bits + * memop_alignment_bits: * @memop: MemOp value * * Extract the alignment size from the memop. */ -static inline unsigned get_alignment_bits(MemOp memop) +static inline unsigned memop_alignment_bits(MemOp memop) { unsigned a =3D memop & MO_AMASK; =20 diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index 58960969f4..b5bff220a3 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1693,7 +1693,7 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Mem= OpIdx oi, tcg_debug_assert(l->mmu_idx < NB_MMU_MODES); =20 /* Handle CPU specific unaligned behaviour */ - a_bits =3D get_alignment_bits(l->memop); + a_bits =3D memop_alignment_bits(l->memop); if (addr & ((1 << a_bits) - 1)) { cpu_unaligned_access(cpu, addr, type, l->mmu_idx, ra); } @@ -1781,7 +1781,7 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr a= ddr, MemOpIdx oi, { uintptr_t mmu_idx =3D get_mmuidx(oi); MemOp mop =3D get_memop(oi); - int a_bits =3D get_alignment_bits(mop); + int a_bits =3D memop_alignment_bits(mop); uintptr_t index; CPUTLBEntry *tlbe; vaddr tlb_addr; diff --git a/accel/tcg/user-exec.c b/accel/tcg/user-exec.c index 7ddc47b0ba..08a6df9987 100644 --- a/accel/tcg/user-exec.c +++ b/accel/tcg/user-exec.c @@ -959,7 +959,7 @@ void page_reset_target_data(target_ulong start, target_= ulong last) { } static void *cpu_mmu_lookup(CPUState *cpu, vaddr addr, MemOp mop, uintptr_t ra, MMUAccessType type) { - int a_bits =3D get_alignment_bits(mop); + int a_bits =3D memop_alignment_bits(mop); void *ret; =20 /* Enforce guest required alignment. */ @@ -1241,7 +1241,7 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr a= ddr, MemOpIdx oi, int size, uintptr_t retaddr) { MemOp mop =3D get_memop(oi); - int a_bits =3D get_alignment_bits(mop); + int a_bits =3D memop_alignment_bits(mop); void *ret; =20 /* Enforce guest required alignment. */ diff --git a/target/arm/tcg/translate-a64.c b/target/arm/tcg/translate-a64.c index 071b6349fc..ec0b1ee252 100644 --- a/target/arm/tcg/translate-a64.c +++ b/target/arm/tcg/translate-a64.c @@ -294,7 +294,7 @@ static TCGv_i64 gen_mte_check1_mmuidx(DisasContext *s, = TCGv_i64 addr, desc =3D FIELD_DP32(desc, MTEDESC, TBI, s->tbid); desc =3D FIELD_DP32(desc, MTEDESC, TCMA, s->tcma); desc =3D FIELD_DP32(desc, MTEDESC, WRITE, is_write); - desc =3D FIELD_DP32(desc, MTEDESC, ALIGN, get_alignment_bits(memop= )); + desc =3D FIELD_DP32(desc, MTEDESC, ALIGN, memop_alignment_bits(mem= op)); desc =3D FIELD_DP32(desc, MTEDESC, SIZEM1, memop_size(memop) - 1); =20 ret =3D tcg_temp_new_i64(); @@ -326,7 +326,7 @@ TCGv_i64 gen_mte_checkN(DisasContext *s, TCGv_i64 addr,= bool is_write, desc =3D FIELD_DP32(desc, MTEDESC, TBI, s->tbid); desc =3D FIELD_DP32(desc, MTEDESC, TCMA, s->tcma); desc =3D FIELD_DP32(desc, MTEDESC, WRITE, is_write); - desc =3D FIELD_DP32(desc, MTEDESC, ALIGN, get_alignment_bits(singl= e_mop)); + desc =3D FIELD_DP32(desc, MTEDESC, ALIGN, memop_alignment_bits(sin= gle_mop)); desc =3D FIELD_DP32(desc, MTEDESC, SIZEM1, total_size - 1); =20 ret =3D tcg_temp_new_i64(); diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c index 75b7bfda4c..f4da4a40f9 100644 --- a/target/xtensa/translate.c +++ b/target/xtensa/translate.c @@ -521,7 +521,7 @@ static MemOp gen_load_store_alignment(DisasContext *dc,= MemOp mop, mop |=3D MO_ALIGN; } if (!option_enabled(dc, XTENSA_OPTION_UNALIGNED_EXCEPTION)) { - tcg_gen_andi_i32(addr, addr, ~0 << get_alignment_bits(mop)); + tcg_gen_andi_i32(addr, addr, ~0 << memop_alignment_bits(mop)); } return mop; } diff --git a/tcg/tcg-op-ldst.c b/tcg/tcg-op-ldst.c index 23dc807f11..a318011229 100644 --- a/tcg/tcg-op-ldst.c +++ b/tcg/tcg-op-ldst.c @@ -45,7 +45,7 @@ static void check_max_alignment(unsigned a_bits) =20 static MemOp tcg_canonicalize_memop(MemOp op, bool is64, bool st) { - unsigned a_bits =3D get_alignment_bits(op); + unsigned a_bits =3D memop_alignment_bits(op); =20 check_max_alignment(a_bits); =20 @@ -559,7 +559,7 @@ static void tcg_gen_qemu_ld_i128_int(TCGv_i128 val, TCG= Temp *addr, TCGv_i64 ext_addr =3D NULL; TCGOpcode opc; =20 - check_max_alignment(get_alignment_bits(memop)); + check_max_alignment(memop_alignment_bits(memop)); tcg_gen_req_mo(TCG_MO_LD_LD | TCG_MO_ST_LD); =20 /* In serial mode, reduce atomicity. */ @@ -676,7 +676,7 @@ static void tcg_gen_qemu_st_i128_int(TCGv_i128 val, TCG= Temp *addr, TCGv_i64 ext_addr =3D NULL; TCGOpcode opc; =20 - check_max_alignment(get_alignment_bits(memop)); + check_max_alignment(memop_alignment_bits(memop)); tcg_gen_req_mo(TCG_MO_ST_LD | TCG_MO_ST_ST); =20 /* In serial mode, reduce atomicity. */ diff --git a/tcg/tcg.c b/tcg/tcg.c index 34e3056380..5decd83cf4 100644 --- a/tcg/tcg.c +++ b/tcg/tcg.c @@ -5506,7 +5506,7 @@ static void tcg_reg_alloc_call(TCGContext *s, TCGOp *= op) static TCGAtomAlign atom_and_align_for_opc(TCGContext *s, MemOp opc, MemOp host_atom, bool allow_two= _ops) { - MemOp align =3D get_alignment_bits(opc); + MemOp align =3D memop_alignment_bits(opc); MemOp size =3D opc & MO_SIZE; MemOp half =3D size ? size - 1 : 0; MemOp atom =3D opc & MO_ATOM_MASK; diff --git a/tcg/arm/tcg-target.c.inc b/tcg/arm/tcg-target.c.inc index 3de5f50b62..56072d89a2 100644 --- a/tcg/arm/tcg-target.c.inc +++ b/tcg/arm/tcg-target.c.inc @@ -1587,7 +1587,7 @@ static void tcg_out_qemu_ld_direct(TCGContext *s, Mem= Op opc, TCGReg datalo, tcg_debug_assert((datalo & 1) =3D=3D 0); tcg_debug_assert(datahi =3D=3D datalo + 1); /* LDRD requires alignment; double-check that. */ - if (get_alignment_bits(opc) >=3D MO_64) { + if (memop_alignment_bits(opc) >=3D MO_64) { if (h.index < 0) { tcg_out_ldrd_8(s, h.cond, datalo, h.base, 0); break; @@ -1691,7 +1691,7 @@ static void tcg_out_qemu_st_direct(TCGContext *s, Mem= Op opc, TCGReg datalo, tcg_debug_assert((datalo & 1) =3D=3D 0); tcg_debug_assert(datahi =3D=3D datalo + 1); /* STRD requires alignment; double-check that. */ - if (get_alignment_bits(opc) >=3D MO_64) { + if (memop_alignment_bits(opc) >=3D MO_64) { if (h.index < 0) { tcg_out_strd_8(s, h.cond, datalo, h.base, 0); } else { diff --git a/tcg/sparc64/tcg-target.c.inc b/tcg/sparc64/tcg-target.c.inc index 176c98740b..32f9ec24b5 100644 --- a/tcg/sparc64/tcg-target.c.inc +++ b/tcg/sparc64/tcg-target.c.inc @@ -1133,7 +1133,7 @@ static TCGLabelQemuLdst *prepare_host_addr(TCGContext= *s, HostAddress *h, * Otherwise, test for at least natural alignment and defer * everything else to the helper functions. */ - if (s_bits !=3D get_alignment_bits(opc)) { + if (s_bits !=3D memop_alignment_bits(opc)) { tcg_debug_assert(check_fit_tl(a_mask, 13)); tcg_out_arithi(s, TCG_REG_G0, addr_reg, a_mask, ARITH_ANDCC); =20 --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158867; cv=none; d=zohomail.com; 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158766; x=1728763566; 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=rMIQXnxelIQ86qxYbOA8sg/WFq9fqYpMUetqZ1DDKfA=; b=PGghxLTt2ynfVDocQ4D+KSHzuhMQ0qVlz0psDELCA8gLqiC+FCLCUzlLQu44sPtQht ytLS/5S4bu3wlr3cF093Kjh7LiNYP8dgjzPtsu9JkNVvi7Im+DhRZkEhitGusUMqSQIR AkRprgZaiHHZXLcrs4Bq7UYp2Uev7H0n1LRQh9XUmiKj5+2cWKDZy1+S5bonyzXyN6Jg /blAXFcVcE48xmUmXCJorOooh+pYnscnAeTPwgy2v8PHsQP4hrEQ4eYTvLPWIDS2vnQH +W1aTMlxxxrI2ITsS2KQNAN9sTbQIc9dA5RPE82DPagKoDe4LrQJyYsrMQZrUWDd1+YR JpBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158766; x=1728763566; 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=rMIQXnxelIQ86qxYbOA8sg/WFq9fqYpMUetqZ1DDKfA=; b=waRF1jZs+A8u53rMlMiYVGze4Bm7zGIhLRgkV3ekI1O7/xdeydwxl97OB54bq081Kx ou3EjSjqmmvM6xXjwgxSJM4VaDfJmV98rgeBgWcNs9bxye2avb9dUaClTWlpokBo02h9 W0IZIhNQexVsj2TwbI2jF24hYQ1HIQgc796vfPVpi6iGKkzd0Rhq8PYEGE1kyWLailGj ciTfDY6VKLBHAiCoidAG5817NsxTLVPj6rP5VxlLRQX5t1rBxUxZqYSGazhd3QDvUDx8 ToPwY9CIieJYatO+rM5vjJY0T4i12pA/L7tIkPHQwpoUdavFZTMIu/rLvFQSDvwzv6NZ lEGw== X-Gm-Message-State: AOJu0YxO9f80Ko+k5F+1aLYfPdk4kk3rKAJvnVFUDhKF7bxA5TPkjXRr GMdCeKTi5kP4DCbsNfga4nI6PRr3t6lC8MDCZ0xDeSc+rm9zuGgpXkBm/xHVOqrbHi8601WpneK U X-Google-Smtp-Source: AGHT+IHH1UPbilIVxeQbQP7YVJkO3rAkayOpruqAQpJ8VTJH0ulhL8QO7zYfsZKakqfCs3+vPIEAIw== X-Received: by 2002:a17:902:f545:b0:20b:a576:1896 with SMTP id d9443c01a7336-20bff190668mr89400615ad.43.1728158766201; Sat, 05 Oct 2024 13:06:06 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 05/21] include/exec/memop: Introduce memop_atomicity_bits Date: Sat, 5 Oct 2024 13:05:44 -0700 Message-ID: <20241005200600.493604-6-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62b; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62b.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158869481116600 Content-Type: text/plain; charset="utf-8" Split out of mmu_lookup. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- include/exec/memop.h | 24 ++++++++++++++++++++++++ accel/tcg/cputlb.c | 16 ++-------------- 2 files changed, 26 insertions(+), 14 deletions(-) diff --git a/include/exec/memop.h b/include/exec/memop.h index f53bf618c6..b699bf7688 100644 --- a/include/exec/memop.h +++ b/include/exec/memop.h @@ -193,4 +193,28 @@ static inline unsigned memop_alignment_bits(MemOp memo= p) return a; } =20 +/* + * memop_atomicity_bits: + * @memop: MemOp value + * + * Extract the atomicity size from the memop. + */ +static inline unsigned memop_atomicity_bits(MemOp memop) +{ + unsigned size =3D memop & MO_SIZE; + + switch (memop & MO_ATOM_MASK) { + case MO_ATOM_NONE: + size =3D MO_8; + break; + case MO_ATOM_IFALIGN_PAIR: + case MO_ATOM_WITHIN16_PAIR: + size =3D size ? size - 1 : 0; + break; + default: + break; + } + return size; +} + #endif diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index b5bff220a3..f5fca5a118 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1751,20 +1751,8 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Me= mOpIdx oi, * Device memory type require alignment. */ if (unlikely(flags & TLB_CHECK_ALIGNED)) { - MemOp size =3D l->memop & MO_SIZE; - - switch (l->memop & MO_ATOM_MASK) { - case MO_ATOM_NONE: - size =3D MO_8; - break; - case MO_ATOM_IFALIGN_PAIR: - case MO_ATOM_WITHIN16_PAIR: - size =3D size ? size - 1 : 0; - break; - default: - break; - } - if (addr & ((1 << size) - 1)) { + a_bits =3D memop_atomicity_bits(l->memop); + if (addr & ((1 << a_bits) - 1)) { cpu_unaligned_access(cpu, addr, type, l->mmu_idx, ra); } } --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158846; cv=none; d=zohomail.com; s=zohoarc; b=M72/mFjRVR+BRX2N0QCBoFYCzVRMP7+kG7JgkqXr31aXtWdphh7/XeIjdrL2OruWIoChG0r9aK5onUimgSWDuYVqCabl1mySgnKCh+ZdYh+mJ6umn7Z182m1XSJk7iSocHihgUDkugp7vrQVi+Gx/cT9Y7Re5RJWMhR47mqvXbU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158846; 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=1f/qgYd1hp1mLwoixEUX+NfB0hBePURRnKwRiQEkN3A=; b=CCaWnl7C83pUcgkY9plfDKaPtNTuJ76QTw7iC45oQCPlONe8RazReZ1qZ0+Z8yqFESskgzlG7RFExdf9ukQKHm5w/h1cAxGJhWQyG8WWJbnM39sVMqV9uaWOvFZ/g9zZz52fukLWWpxzSx0HNeWmEexhF8Xr5elktqVX8yqR2O0= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 172815884629570.77148099371027; Sat, 5 Oct 2024 13:07:26 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2a-0006JR-KO; Sat, 05 Oct 2024 16:06:12 -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 1sxB2Z-0006IH-00 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:11 -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 1sxB2W-0001jb-PU for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:10 -0400 Received: by mail-pl1-x632.google.com with SMTP id d9443c01a7336-207115e3056so29304835ad.2 for ; Sat, 05 Oct 2024 13:06:08 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158767; x=1728763567; 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=1f/qgYd1hp1mLwoixEUX+NfB0hBePURRnKwRiQEkN3A=; b=fN18sDZkGTmoEXDgTTlMx1LNjCkUt3820nP0sM/GKb3n0GXv871ph63t/I0Y4Sin+M GwpwhRtyYeUPuw5/JdzKJ6iU+nTLZjP1IMHRGZTfhpOXjuwQFEM2UgB63BQAU/JBXXKV qyWqlCq2sNXSjsgT2qVlsBJjWOGL8K4rnZ/ArnbbPUHoD6oLaBfhhDtkwJQr9M7MTrKa 8ZKPxuAIYhcrp46Q0oA/Ov3RdqRQY5Z6lX6Ku1PiYv52JxR4MndmRto9dUc8RYlV6ona EJ5YMOpgEFw/64c6cH7IgPYsSbqPIYeT4kqYFH1aavq1fdIjjX8mLLWcp5xe/3QDiXcH HItg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158767; x=1728763567; 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=1f/qgYd1hp1mLwoixEUX+NfB0hBePURRnKwRiQEkN3A=; b=tWNzAUJQFFvCO0CdG1AO1buUv3hU1QSiAdrL9JgklhxnfAVtAdTaMg/xhZZY3CSk6H F5yhylQp/ZF5e+V3m4UkybXzSMvpAFAxKrQ1/7LEpuaGPz0+TDV7I/4k7Sdf9+UnqErU almqGV9J9vBMiGf9Rm+w19y/O2ZJOGdXwnPZPthT/0jHY08QwzIbkchcxyRGle4Gr2hw c98hyAGf2Z+w//Yfw3p/KP64MRC0GN9Y4+w5APcRPEm+eZ5GW06uqHlYYmZ9cbTIwuP5 ZKzsyEGZAWMazHtTfT2t5QILlTj/m8qebSEM48mdUux+75D2NZ2bLNssgoGAkQ1EUPQz 4MkQ== X-Gm-Message-State: AOJu0Yz+f73MU9hyHZk9UDawpZ6hFQdTxK4v5lLyM09VAhLqADUFKj8p FVX8+S9XL98y5yxYI5Y5MzRePMhwq+yzLUPrXPH409Zw6ZxI2UhvIVPcOrEg/a26xseCUMU68mY P X-Google-Smtp-Source: AGHT+IFzmszmyv7EFaMoyI1QCdaJl5nSZJZ1pqGh26krRNpf2aOXvO2XCeE4nHbEYZOTpe8UJGf/ng== X-Received: by 2002:a17:902:ecc8:b0:20b:7784:27a2 with SMTP id d9443c01a7336-20bfe07c8aemr114472495ad.27.1728158767224; Sat, 05 Oct 2024 13:06:07 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 06/21] hw/core/tcg-cpu-ops: Introduce tlb_fill_align hook Date: Sat, 5 Oct 2024 13:05:45 -0700 Message-ID: <20241005200600.493604-7-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=richard.henderson@linaro.org; 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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158847649116600 Content-Type: text/plain; charset="utf-8" Add the hook to struct TCGCPUOps. Add a default implementation that recognizes alignment faults before page faults. Populate all TCGCPUOps structures with the default implementation. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- include/hw/core/tcg-cpu-ops.h | 25 +++++++++++++++++++++++++ accel/tcg/cputlb.c | 19 +++++++++++++++++++ target/alpha/cpu.c | 1 + target/arm/cpu.c | 1 + target/arm/tcg/cpu-v7m.c | 1 + target/avr/cpu.c | 1 + target/hppa/cpu.c | 1 + target/i386/tcg/tcg-cpu.c | 1 + target/loongarch/cpu.c | 1 + target/m68k/cpu.c | 1 + target/microblaze/cpu.c | 1 + target/mips/cpu.c | 1 + target/openrisc/cpu.c | 1 + target/ppc/cpu_init.c | 1 + target/riscv/tcg/tcg-cpu.c | 1 + target/rx/cpu.c | 1 + target/s390x/cpu.c | 1 + target/sh4/cpu.c | 1 + target/sparc/cpu.c | 1 + target/tricore/cpu.c | 1 + target/xtensa/cpu.c | 1 + 21 files changed, 63 insertions(+) diff --git a/include/hw/core/tcg-cpu-ops.h b/include/hw/core/tcg-cpu-ops.h index 34318cf0e6..49420bc93d 100644 --- a/include/hw/core/tcg-cpu-ops.h +++ b/include/hw/core/tcg-cpu-ops.h @@ -13,6 +13,7 @@ #include "exec/breakpoint.h" #include "exec/hwaddr.h" #include "exec/memattrs.h" +#include "exec/memop.h" #include "exec/mmu-access-type.h" #include "exec/vaddr.h" =20 @@ -131,6 +132,21 @@ struct TCGCPUOps { * same function signature. */ bool (*cpu_exec_halt)(CPUState *cpu); + + /** + * @tlb_fill_align: Handle a softmmu tlb miss, and alignment fault + * + * If the access is valid, call tlb_set_page and return true; + * if the access is invalid and probe is true, return false; + * otherwise raise an exception and do not return. + * + * The alignment check is deferred to this hook, so that the + * target can choose to recognize either before or after the + * permission check. + */ + bool (*tlb_fill_align)(CPUState *cpu, vaddr address, MemOp mop, int si= ze, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr); /** * @tlb_fill: Handle a softmmu tlb miss * @@ -234,6 +250,15 @@ void cpu_check_watchpoint(CPUState *cpu, vaddr addr, v= addr len, */ int cpu_watchpoint_address_matches(CPUState *cpu, vaddr addr, vaddr len); =20 +/* + * tlb_fill_align_first: + * + * Prioritize alignment faults over page faults. + */ +bool tlb_fill_align_first(CPUState *cpu, vaddr address, MemOp mop, int siz= e, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr); + #endif =20 #endif /* TCG_CPU_OPS_H */ diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index f5fca5a118..4bc34c8a37 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1565,6 +1565,25 @@ bool tlb_plugin_lookup(CPUState *cpu, vaddr addr, in= t mmu_idx, } #endif =20 + +/* + * Generic implementation of tlb_fill_align which recognizes + * alignment faults before page faults. + */ +bool tlb_fill_align_first(CPUState *cpu, vaddr addr, MemOp mop, int size, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr) +{ + unsigned a_bits =3D memop_alignment_bits(mop); + + if (unlikely(addr & ((1 << a_bits) - 1))) { + cpu_unaligned_access(cpu, addr, access_type, mmu_idx, retaddr); + } + + return cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, access_type, + mmu_idx, probe, retaddr); +} + /* * Probe for a load/store operation. * Return the host address and into @flags. diff --git a/target/alpha/cpu.c b/target/alpha/cpu.c index 9db1dffc03..2eb5afd34a 100644 --- a/target/alpha/cpu.c +++ b/target/alpha/cpu.c @@ -217,6 +217,7 @@ static const TCGCPUOps alpha_tcg_ops =3D { .record_sigsegv =3D alpha_cpu_record_sigsegv, .record_sigbus =3D alpha_cpu_record_sigbus, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D alpha_cpu_tlb_fill, .cpu_exec_interrupt =3D alpha_cpu_exec_interrupt, .cpu_exec_halt =3D alpha_cpu_has_work, diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 19191c2391..08731ed4e0 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2663,6 +2663,7 @@ static const TCGCPUOps arm_tcg_ops =3D { .record_sigsegv =3D arm_cpu_record_sigsegv, .record_sigbus =3D arm_cpu_record_sigbus, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D arm_cpu_tlb_fill, .cpu_exec_interrupt =3D arm_cpu_exec_interrupt, .cpu_exec_halt =3D arm_cpu_exec_halt, diff --git a/target/arm/tcg/cpu-v7m.c b/target/arm/tcg/cpu-v7m.c index 5496f14dc1..8874fe0e11 100644 --- a/target/arm/tcg/cpu-v7m.c +++ b/target/arm/tcg/cpu-v7m.c @@ -242,6 +242,7 @@ static const TCGCPUOps arm_v7m_tcg_ops =3D { .record_sigsegv =3D arm_cpu_record_sigsegv, .record_sigbus =3D arm_cpu_record_sigbus, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D arm_cpu_tlb_fill, .cpu_exec_interrupt =3D arm_v7m_cpu_exec_interrupt, .cpu_exec_halt =3D arm_cpu_exec_halt, diff --git a/target/avr/cpu.c b/target/avr/cpu.c index 3132842d56..6ac4434f1d 100644 --- a/target/avr/cpu.c +++ b/target/avr/cpu.c @@ -211,6 +211,7 @@ static const TCGCPUOps avr_tcg_ops =3D { .restore_state_to_opc =3D avr_restore_state_to_opc, .cpu_exec_interrupt =3D avr_cpu_exec_interrupt, .cpu_exec_halt =3D avr_cpu_has_work, + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D avr_cpu_tlb_fill, .do_interrupt =3D avr_cpu_do_interrupt, }; diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c index 7cf2e2f266..3b6c325e09 100644 --- a/target/hppa/cpu.c +++ b/target/hppa/cpu.c @@ -226,6 +226,7 @@ static const TCGCPUOps hppa_tcg_ops =3D { .restore_state_to_opc =3D hppa_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D hppa_cpu_tlb_fill, .cpu_exec_interrupt =3D hppa_cpu_exec_interrupt, .cpu_exec_halt =3D hppa_cpu_has_work, diff --git a/target/i386/tcg/tcg-cpu.c b/target/i386/tcg/tcg-cpu.c index cca19cd40e..83cfb86346 100644 --- a/target/i386/tcg/tcg-cpu.c +++ b/target/i386/tcg/tcg-cpu.c @@ -117,6 +117,7 @@ static const TCGCPUOps x86_tcg_ops =3D { .record_sigsegv =3D x86_cpu_record_sigsegv, .record_sigbus =3D x86_cpu_record_sigbus, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D x86_cpu_tlb_fill, .do_interrupt =3D x86_cpu_do_interrupt, .cpu_exec_halt =3D x86_cpu_exec_halt, diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 7212fb5f8f..ae8856d988 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -755,6 +755,7 @@ static const TCGCPUOps loongarch_tcg_ops =3D { .restore_state_to_opc =3D loongarch_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D loongarch_cpu_tlb_fill, .cpu_exec_interrupt =3D loongarch_cpu_exec_interrupt, .cpu_exec_halt =3D loongarch_cpu_has_work, diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index 1d49f4cb23..295ebd941b 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -534,6 +534,7 @@ static const TCGCPUOps m68k_tcg_ops =3D { .restore_state_to_opc =3D m68k_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D m68k_cpu_tlb_fill, .cpu_exec_interrupt =3D m68k_cpu_exec_interrupt, .cpu_exec_halt =3D m68k_cpu_has_work, diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c index 135947ee80..6e63600631 100644 --- a/target/microblaze/cpu.c +++ b/target/microblaze/cpu.c @@ -411,6 +411,7 @@ static const TCGCPUOps mb_tcg_ops =3D { .restore_state_to_opc =3D mb_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D mb_cpu_tlb_fill, .cpu_exec_interrupt =3D mb_cpu_exec_interrupt, .cpu_exec_halt =3D mb_cpu_has_work, diff --git a/target/mips/cpu.c b/target/mips/cpu.c index 89655b1900..5a36b22256 100644 --- a/target/mips/cpu.c +++ b/target/mips/cpu.c @@ -553,6 +553,7 @@ static const TCGCPUOps mips_tcg_ops =3D { .restore_state_to_opc =3D mips_restore_state_to_opc, =20 #if !defined(CONFIG_USER_ONLY) + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D mips_cpu_tlb_fill, .cpu_exec_interrupt =3D mips_cpu_exec_interrupt, .cpu_exec_halt =3D mips_cpu_has_work, diff --git a/target/openrisc/cpu.c b/target/openrisc/cpu.c index 6ec54ad7a6..9223228758 100644 --- a/target/openrisc/cpu.c +++ b/target/openrisc/cpu.c @@ -231,6 +231,7 @@ static const TCGCPUOps openrisc_tcg_ops =3D { .restore_state_to_opc =3D openrisc_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D openrisc_cpu_tlb_fill, .cpu_exec_interrupt =3D openrisc_cpu_exec_interrupt, .cpu_exec_halt =3D openrisc_cpu_has_work, diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index 23881d09e9..42a38ec155 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -7482,6 +7482,7 @@ static const TCGCPUOps ppc_tcg_ops =3D { #ifdef CONFIG_USER_ONLY .record_sigsegv =3D ppc_cpu_record_sigsegv, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D ppc_cpu_tlb_fill, .cpu_exec_interrupt =3D ppc_cpu_exec_interrupt, .cpu_exec_halt =3D ppc_cpu_has_work, diff --git a/target/riscv/tcg/tcg-cpu.c b/target/riscv/tcg/tcg-cpu.c index dea8ab7a43..42c4ea13af 100644 --- a/target/riscv/tcg/tcg-cpu.c +++ b/target/riscv/tcg/tcg-cpu.c @@ -137,6 +137,7 @@ static const TCGCPUOps riscv_tcg_ops =3D { .restore_state_to_opc =3D riscv_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D riscv_cpu_tlb_fill, .cpu_exec_interrupt =3D riscv_cpu_exec_interrupt, .cpu_exec_halt =3D riscv_cpu_has_work, diff --git a/target/rx/cpu.c b/target/rx/cpu.c index 36d2a6f189..27fc372ca4 100644 --- a/target/rx/cpu.c +++ b/target/rx/cpu.c @@ -188,6 +188,7 @@ static const TCGCPUOps rx_tcg_ops =3D { .initialize =3D rx_translate_init, .synchronize_from_tb =3D rx_cpu_synchronize_from_tb, .restore_state_to_opc =3D rx_restore_state_to_opc, + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D rx_cpu_tlb_fill, =20 #ifndef CONFIG_USER_ONLY diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index 4e41a3dff5..8120ddeb5b 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -363,6 +363,7 @@ static const TCGCPUOps s390_tcg_ops =3D { .record_sigsegv =3D s390_cpu_record_sigsegv, .record_sigbus =3D s390_cpu_record_sigbus, #else + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D s390_cpu_tlb_fill, .cpu_exec_interrupt =3D s390_cpu_exec_interrupt, .cpu_exec_halt =3D s390_cpu_has_work, diff --git a/target/sh4/cpu.c b/target/sh4/cpu.c index 8f07261dcf..b03f6dfad8 100644 --- a/target/sh4/cpu.c +++ b/target/sh4/cpu.c @@ -252,6 +252,7 @@ static const TCGCPUOps superh_tcg_ops =3D { .restore_state_to_opc =3D superh_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D superh_cpu_tlb_fill, .cpu_exec_interrupt =3D superh_cpu_exec_interrupt, .cpu_exec_halt =3D superh_cpu_has_work, diff --git a/target/sparc/cpu.c b/target/sparc/cpu.c index 54cb269e0a..da1bfad5f0 100644 --- a/target/sparc/cpu.c +++ b/target/sparc/cpu.c @@ -924,6 +924,7 @@ static const TCGCPUOps sparc_tcg_ops =3D { .restore_state_to_opc =3D sparc_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D sparc_cpu_tlb_fill, .cpu_exec_interrupt =3D sparc_cpu_exec_interrupt, .cpu_exec_halt =3D sparc_cpu_has_work, diff --git a/target/tricore/cpu.c b/target/tricore/cpu.c index 1a26171590..9d8f8f13d2 100644 --- a/target/tricore/cpu.c +++ b/target/tricore/cpu.c @@ -173,6 +173,7 @@ static const TCGCPUOps tricore_tcg_ops =3D { .initialize =3D tricore_tcg_init, .synchronize_from_tb =3D tricore_cpu_synchronize_from_tb, .restore_state_to_opc =3D tricore_restore_state_to_opc, + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D tricore_cpu_tlb_fill, .cpu_exec_interrupt =3D tricore_cpu_exec_interrupt, .cpu_exec_halt =3D tricore_cpu_has_work, diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c index a08c7a0b1f..b0f84403f0 100644 --- a/target/xtensa/cpu.c +++ b/target/xtensa/cpu.c @@ -232,6 +232,7 @@ static const TCGCPUOps xtensa_tcg_ops =3D { .restore_state_to_opc =3D xtensa_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY + .tlb_fill_align =3D tlb_fill_align_first, .tlb_fill =3D xtensa_cpu_tlb_fill, .cpu_exec_interrupt =3D xtensa_cpu_exec_interrupt, .cpu_exec_halt =3D xtensa_cpu_has_work, --=20 2.43.0 From 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158768; x=1728763568; 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=aSpIks7wgvzrdGiSzq/HYW4dr1jFM7gjMRozlRGemJM=; b=Uv+nHdFwsLvSThV9MoBoki4al0a6ekJ9ww4iF6f00UhKcW1izC8pMylkj6ikNzksDc gPxWkE86daY7vcZjvcX160ygxFYiVaJ5XiYSSOQWEOJZAgJ3ddfv3QIM5MmZf7f5CSWa LLuNZDa3chTDKUd3CL9YFQgl1vzE9VE2aZZ6JqehlpC+Sh3sMCN32C7aOOe8OY+Lsys3 ge/dW60XHX57kKh4L4lORsVLWn1SnoK7YDDTRimjSy27gN1A0GEHU0oVvDMVTpC8iPdd /9qwqpEfwDoEPCtpgHYVHeOFfzJTjsJ/LNAtUa9xpSa9pY1MNBglXKMk+xJ9BuWRrShO padg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158768; x=1728763568; 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=aSpIks7wgvzrdGiSzq/HYW4dr1jFM7gjMRozlRGemJM=; b=rMC2bjsJZ0eaLL+3f+fmReM5N0TLd2zuH20bki9BC01idxrZQ1OMWzoqR718Oha1Ry v6yRtbtx4hIht80j6N9XvD/4O3g5Hfj8BH8hf2b2E1lT1vp+i6Mo7L6yu7JE6iWtWxmQ 2RY6heVhrDb+iwZxY02TNjsc290dd3Fn9J4UtVed8MkEojzoH6SYdbfSqY2EDoijTHNp k15ZeXP52hWS0/NXbfZeR6+qu/BTS20qCvhIVZKDPMbrCKp7mt9Jjxdq4BDz25ddLvEu geRa0AczNkZz1NEoRDt6EWz3jjtATq6vkEuxMFqZ/ByO/Sl0PY6r8+5I8AUdEqBW2ict celQ== X-Gm-Message-State: AOJu0YzIPGGoq0Hv/oRyJAAxhReM1chsqqSNDkzfeX4YcWmun/TYOok1 tlybM3430S10rMU1EUh1RpQm/tBpSschMCjNev8wk6AbdGJec/IJKoM9lISz70tzU/VvLPhiOqh N X-Google-Smtp-Source: AGHT+IEaeCLxh/V4FYDHhcizmCqrbA2X6RtS9JLzATD1GoweD02dQoKPmQSlloLgWaenfDYRsJ7amg== X-Received: by 2002:a17:90a:a107:b0:2e0:7560:9334 with SMTP id 98e67ed59e1d1-2e1e636f75bmr8187622a91.36.1728158768046; Sat, 05 Oct 2024 13:06:08 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 07/21] accel/tcg: Use the tlb_fill_align hook Date: Sat, 5 Oct 2024 13:05:46 -0700 Message-ID: <20241005200600.493604-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::102a; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x102a.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159016166116600 Content-Type: text/plain; charset="utf-8" When we have a tlb miss, defer the alignment check to the new tlb_fill_align hook. Move the existing alignment check so that we only perform it with a tlb hit. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- accel/tcg/cputlb.c | 89 +++++++++++++++++++++++++--------------------- 1 file changed, 49 insertions(+), 40 deletions(-) diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index 4bc34c8a37..0e6ae65a39 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1616,14 +1616,14 @@ typedef struct MMULookupLocals { * tlb_fill will longjmp out. Return true if the softmmu tlb for * @mmu_idx may have resized. */ -static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data, +static bool mmu_lookup1(CPUState *cpu, MMULookupPageData *data, MemOp memo= p, int mmu_idx, MMUAccessType access_type, uintptr_t = ra) { vaddr addr =3D data->addr; uintptr_t index =3D tlb_index(cpu, mmu_idx, addr); CPUTLBEntry *entry =3D tlb_entry(cpu, mmu_idx, addr); uint64_t tlb_addr =3D tlb_read_idx(entry, access_type); - bool maybe_resized =3D false; + bool did_tlb_fill =3D false; CPUTLBEntryFull *full; int flags; =20 @@ -1631,17 +1631,26 @@ static bool mmu_lookup1(CPUState *cpu, MMULookupPag= eData *data, if (!tlb_hit(tlb_addr, addr)) { if (!victim_tlb_hit(cpu, mmu_idx, index, access_type, addr & TARGET_PAGE_MASK)) { - bool ok =3D cpu->cc->tcg_ops->tlb_fill(cpu, addr, data->size, - access_type, mmu_idx, - false, ra); + bool ok =3D cpu->cc->tcg_ops->tlb_fill_align(cpu, addr, memop, + data->size, access_= type, + mmu_idx, false, ra); assert(ok); - maybe_resized =3D true; + did_tlb_fill =3D true; index =3D tlb_index(cpu, mmu_idx, addr); entry =3D tlb_entry(cpu, mmu_idx, addr); } tlb_addr =3D tlb_read_idx(entry, access_type) & ~TLB_INVALID_MASK; } =20 + if (!did_tlb_fill) { + /* We didn't use tlb_fill_align, so alignment not yet checked. */ + unsigned a_bits =3D memop_alignment_bits(memop); + + if (unlikely(addr & ((1 << a_bits) - 1))) { + cpu_unaligned_access(cpu, addr, access_type, mmu_idx, ra); + } + } + full =3D &cpu->neg.tlb.d[mmu_idx].fulltlb[index]; flags =3D tlb_addr & (TLB_FLAGS_MASK & ~TLB_FORCE_SLOW); flags |=3D full->slow_flags[access_type]; @@ -1651,7 +1660,7 @@ static bool mmu_lookup1(CPUState *cpu, MMULookupPageD= ata *data, /* Compute haddr speculatively; depending on flags it might be invalid= . */ data->haddr =3D (void *)((uintptr_t)addr + entry->addend); =20 - return maybe_resized; + return did_tlb_fill; } =20 /** @@ -1702,7 +1711,6 @@ static void mmu_watch_or_dirty(CPUState *cpu, MMULook= upPageData *data, static bool mmu_lookup(CPUState *cpu, vaddr addr, MemOpIdx oi, uintptr_t ra, MMUAccessType type, MMULookupLocals *= l) { - unsigned a_bits; bool crosspage; int flags; =20 @@ -1711,12 +1719,6 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Me= mOpIdx oi, =20 tcg_debug_assert(l->mmu_idx < NB_MMU_MODES); =20 - /* Handle CPU specific unaligned behaviour */ - a_bits =3D memop_alignment_bits(l->memop); - if (addr & ((1 << a_bits) - 1)) { - cpu_unaligned_access(cpu, addr, type, l->mmu_idx, ra); - } - l->page[0].addr =3D addr; l->page[0].size =3D memop_size(l->memop); l->page[1].addr =3D (addr + l->page[0].size - 1) & TARGET_PAGE_MASK; @@ -1724,7 +1726,7 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Mem= OpIdx oi, crosspage =3D (addr ^ l->page[1].addr) & TARGET_PAGE_MASK; =20 if (likely(!crosspage)) { - mmu_lookup1(cpu, &l->page[0], l->mmu_idx, type, ra); + mmu_lookup1(cpu, &l->page[0], l->memop, l->mmu_idx, type, ra); =20 flags =3D l->page[0].flags; if (unlikely(flags & (TLB_WATCHPOINT | TLB_NOTDIRTY))) { @@ -1743,8 +1745,8 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Mem= OpIdx oi, * Lookup both pages, recognizing exceptions from either. If the * second lookup potentially resized, refresh first CPUTLBEntryFul= l. */ - mmu_lookup1(cpu, &l->page[0], l->mmu_idx, type, ra); - if (mmu_lookup1(cpu, &l->page[1], l->mmu_idx, type, ra)) { + mmu_lookup1(cpu, &l->page[0], l->memop, l->mmu_idx, type, ra); + if (mmu_lookup1(cpu, &l->page[1], 0, l->mmu_idx, type, ra)) { uintptr_t index =3D tlb_index(cpu, l->mmu_idx, addr); l->page[0].full =3D &cpu->neg.tlb.d[l->mmu_idx].fulltlb[index]; } @@ -1770,7 +1772,7 @@ static bool mmu_lookup(CPUState *cpu, vaddr addr, Mem= OpIdx oi, * Device memory type require alignment. */ if (unlikely(flags & TLB_CHECK_ALIGNED)) { - a_bits =3D memop_atomicity_bits(l->memop); + unsigned a_bits =3D memop_atomicity_bits(l->memop); if (addr & ((1 << a_bits) - 1)) { cpu_unaligned_access(cpu, addr, type, l->mmu_idx, ra); } @@ -1788,34 +1790,18 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr= addr, MemOpIdx oi, { uintptr_t mmu_idx =3D get_mmuidx(oi); MemOp mop =3D get_memop(oi); - int a_bits =3D memop_alignment_bits(mop); uintptr_t index; CPUTLBEntry *tlbe; vaddr tlb_addr; void *hostaddr; CPUTLBEntryFull *full; + bool did_tlb_fill =3D false; =20 tcg_debug_assert(mmu_idx < NB_MMU_MODES); =20 /* Adjust the given return address. */ retaddr -=3D GETPC_ADJ; =20 - /* Enforce guest required alignment. */ - if (unlikely(a_bits > 0 && (addr & ((1 << a_bits) - 1)))) { - /* ??? Maybe indicate atomic op to cpu_unaligned_access */ - cpu_unaligned_access(cpu, addr, MMU_DATA_STORE, - mmu_idx, retaddr); - } - - /* Enforce qemu required alignment. */ - if (unlikely(addr & (size - 1))) { - /* We get here if guest alignment was not requested, - or was not enforced by cpu_unaligned_access above. - We might widen the access and emulate, but for now - mark an exception and exit the cpu loop. */ - goto stop_the_world; - } - index =3D tlb_index(cpu, mmu_idx, addr); tlbe =3D tlb_entry(cpu, mmu_idx, addr); =20 @@ -1824,10 +1810,11 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr= addr, MemOpIdx oi, if (!tlb_hit(tlb_addr, addr)) { if (!victim_tlb_hit(cpu, mmu_idx, index, MMU_DATA_STORE, addr & TARGET_PAGE_MASK)) { - bool ok =3D cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, - MMU_DATA_STORE, mmu_idx, - false, retaddr); + bool ok =3D cpu->cc->tcg_ops->tlb_fill_align(cpu, addr, mop, s= ize, + MMU_DATA_STORE, mmu= _idx, + false, retaddr); assert(ok); + did_tlb_fill =3D true; index =3D tlb_index(cpu, mmu_idx, addr); tlbe =3D tlb_entry(cpu, mmu_idx, addr); } @@ -1841,8 +1828,8 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr a= ddr, MemOpIdx oi, * but addr_read will only be -1 if PAGE_READ was unset. */ if (unlikely(tlbe->addr_read =3D=3D -1)) { - cpu->cc->tcg_ops->tlb_fill(cpu, addr, size, MMU_DATA_LOAD, - mmu_idx, false, retaddr); + cpu->cc->tcg_ops->tlb_fill_align(cpu, addr, mop, size, MMU_DATA_LO= AD, + mmu_idx, false, retaddr); /* * Since we don't support reads and writes to different * addresses, and we do have the proper page loaded for @@ -1850,6 +1837,28 @@ static void *atomic_mmu_lookup(CPUState *cpu, vaddr = addr, MemOpIdx oi, */ g_assert_not_reached(); } + + /* Enforce guest required alignment, if not handled by tlb_fill_align.= */ + if (!did_tlb_fill) { + int a_bits =3D memop_alignment_bits(mop); + if (unlikely(a_bits > 0 && (addr & ((1 << a_bits) - 1)))) { + /* ??? Maybe indicate atomic op to cpu_unaligned_access */ + cpu_unaligned_access(cpu, addr, MMU_DATA_STORE, + mmu_idx, retaddr); + } + } + + /* Enforce qemu required alignment. */ + if (unlikely(addr & (size - 1))) { + /* + * We get here if guest alignment was not requested, + * or was not enforced by cpu_unaligned_access above. + * We might widen the access and emulate, but for now + * mark an exception and exit the cpu loop. + */ + goto stop_the_world; + } + /* Collect tlb flags for read. */ tlb_addr |=3D tlbe->addr_read; =20 --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158924; cv=none; d=zohomail.com; s=zohoarc; b=ar2T+rpMfjqzEs/v4RcYE4dUkGKDqS9IE+AtyGSiVI/nIoc4BkK2evWet3jPBd4hUcN2DsKsy3dTN6dRhUa3O3mS7l2ahDQxNERlYNe89XoBHiSPB+ZL05+Ni71vVs27Bd/aBJOq9kfyA8jfTbrbg0eAJs4DRI7xcCKMqMEwrXs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158924; 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=MP+WvwE/XecW9wPOVCpjk+gA5jxWiH/v3HQ4ejXK7hQ=; b=K/7ZKTiOZ4az/LokeZVEOIyA6R3TBg9gG5qJ8MB5Rln9alxGiQK44vhm9Yn5V7aANRalPP0sQvdlrxWC9zFKxsTa5kMd1u850A1N/lduARXwzyELUpGzQ7KH+fWVnvV39h+FvpbqkEQXYKlG09Uxl5vtOErUMpFtFnlOvpLryE4= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158924396490.7997519330082; Sat, 5 Oct 2024 13:08:44 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2g-0006PC-7Z; Sat, 05 Oct 2024 16:06:18 -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 1sxB2a-0006Iz-9t for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:12 -0400 Received: from mail-pl1-x62e.google.com ([2607:f8b0:4864:20::62e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2Y-0001kO-KW for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:12 -0400 Received: by mail-pl1-x62e.google.com with SMTP id d9443c01a7336-20bb92346caso20346485ad.0 for ; Sat, 05 Oct 2024 13:06:10 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158769; x=1728763569; 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=MP+WvwE/XecW9wPOVCpjk+gA5jxWiH/v3HQ4ejXK7hQ=; b=EVLz97HM2CD2mpwhCWDkHTyy2/CbrlRba2ING9mIH9b2auRpZ8Yo+uu5WwGGjd3w7n rYIoRn86EbWZ2lfu813S3h89xhe5fSBB0W0N+NusIi0U01g9xzA/ptfvTKwRHxxpivay ScT1ZRMprsPhzhDSLGUV6iXrt71q/b/0MKa/SrZDpsPLSuI5n+AwOdY3N7qPf+C2bGK4 XQKEp6+BeDUboeGxSxWNVxF4Z26ZGJRxj4Vn8E7XHdWjzyj1K7bw8S+XKftSt9SzXD6+ oPHXtaUXQS2pqASn9gd+gQRH6882abUpwShsr8I4Tty6DANNH/CF+hgsMs+JL/S/ZQa0 uYuw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158769; x=1728763569; 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=MP+WvwE/XecW9wPOVCpjk+gA5jxWiH/v3HQ4ejXK7hQ=; b=KOuRV1eL+15OJDxUYEBb4PD/5sA8V8WVoEZOGGkBrDzPTZTJ6YaEERvZNvoG0Laawk wnb1MWHLLQIjLtWZSYlfa7eB609OtUtU79WW4ctO8jXV5/nE767bfhJKd8jEhMPYy0C6 DLTDkfFwmxsYg1N3wGxD6tW7EGrpRCuvjfEIacWlYeesnhHcyofPseNORx/4AvAoYeuV Rwr7IICGEZ8dYpyG0Kd3Q8tohvD1TuMhCuSX3NFf+d2Aly7xtmSS+kOrtRt3KSuidfE2 yO3uDLTUqQE26VWZ4UQ+D5YDDK5gX35QSXwsbYpBTcIGXWFpnicxAyHbjFCSe7BbYNJ6 qV8A== X-Gm-Message-State: AOJu0Yykq85BGZx+UFsL40yDOtvZIra9LPGLxM6i223yLBreUzI/LbTn Zn910hnEqXYq/nk8nZswGsjB/ITs6l+lPQPfDd590ZgtUqLX3ahV2mlSr6Ar2/R6zY2V2YnPf96 9 X-Google-Smtp-Source: AGHT+IG4o7j/ZFzlHdwrYk17l+PK6a847Ql8/KK14Pm1cpqL+sGkT/q0+Vhje7Ma/G1N+w5P6iDU7A== X-Received: by 2002:a17:902:d2cc:b0:20b:7902:3456 with SMTP id d9443c01a7336-20bff37ac46mr105992105ad.1.1728158769036; Sat, 05 Oct 2024 13:06:09 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 08/21] target/hppa: Add MemOp argument to hppa_get_physical_address Date: Sat, 5 Oct 2024 13:05:47 -0700 Message-ID: <20241005200600.493604-9-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62e; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62e.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158925684116600 Content-Type: text/plain; charset="utf-8" Just add the argument, unused at this point. Zero is the safe do-nothing value for all callers. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/hppa/cpu.h | 2 +- target/hppa/int_helper.c | 2 +- target/hppa/mem_helper.c | 9 +++++---- target/hppa/op_helper.c | 2 +- 4 files changed, 8 insertions(+), 7 deletions(-) diff --git a/target/hppa/cpu.h b/target/hppa/cpu.h index f4e051f176..526855f982 100644 --- a/target/hppa/cpu.h +++ b/target/hppa/cpu.h @@ -369,7 +369,7 @@ bool hppa_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, void hppa_cpu_do_interrupt(CPUState *cpu); bool hppa_cpu_exec_interrupt(CPUState *cpu, int int_req); int hppa_get_physical_address(CPUHPPAState *env, vaddr addr, int mmu_idx, - int type, hwaddr *pphys, int *pprot); + int type, MemOp mop, hwaddr *pphys, int *ppr= ot); void hppa_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, unsigned size, MMUAccessType access_type, diff --git a/target/hppa/int_helper.c b/target/hppa/int_helper.c index 391f32f27d..58695def82 100644 --- a/target/hppa/int_helper.c +++ b/target/hppa/int_helper.c @@ -167,7 +167,7 @@ void hppa_cpu_do_interrupt(CPUState *cs) =20 vaddr =3D hppa_form_gva_psw(old_psw, env->iasq_f, vadd= r); t =3D hppa_get_physical_address(env, vaddr, MMU_KERNEL= _IDX, - 0, &paddr, &prot); + 0, 0, &paddr, &prot); if (t >=3D 0) { /* We can't re-load the instruction. */ env->cr[CR_IIR] =3D 0; diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c index b984f730aa..a386c80fa4 100644 --- a/target/hppa/mem_helper.c +++ b/target/hppa/mem_helper.c @@ -197,7 +197,7 @@ static int match_prot_id64(CPUHPPAState *env, uint32_t = access_id) } =20 int hppa_get_physical_address(CPUHPPAState *env, vaddr addr, int mmu_idx, - int type, hwaddr *pphys, int *pprot) + int type, MemOp mop, hwaddr *pphys, int *ppr= ot) { hwaddr phys; int prot, r_prot, w_prot, x_prot, priv; @@ -340,7 +340,7 @@ hwaddr hppa_cpu_get_phys_page_debug(CPUState *cs, vaddr= addr) mmu_idx =3D (cpu->env.psw & PSW_D ? MMU_KERNEL_IDX : cpu->env.psw & PSW_W ? MMU_ABS_W_IDX : MMU_ABS_IDX); =20 - excp =3D hppa_get_physical_address(&cpu->env, addr, mmu_idx, 0, + excp =3D hppa_get_physical_address(&cpu->env, addr, mmu_idx, 0, 0, &phys, &prot); =20 /* Since we're translating for debugging, the only error that is a @@ -438,7 +438,8 @@ bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int si= ze, break; } =20 - excp =3D hppa_get_physical_address(env, addr, mmu_idx, a_prot, &phys, = &prot); + excp =3D hppa_get_physical_address(env, addr, mmu_idx, a_prot, 0, + &phys, &prot); if (unlikely(excp >=3D 0)) { if (probe) { return false; @@ -678,7 +679,7 @@ target_ulong HELPER(lpa)(CPUHPPAState *env, target_ulon= g addr) hwaddr phys; int prot, excp; =20 - excp =3D hppa_get_physical_address(env, addr, MMU_KERNEL_IDX, 0, + excp =3D hppa_get_physical_address(env, addr, MMU_KERNEL_IDX, 0, 0, &phys, &prot); if (excp >=3D 0) { if (excp =3D=3D EXCP_DTLB_MISS) { diff --git a/target/hppa/op_helper.c b/target/hppa/op_helper.c index 7f79196fff..744325969f 100644 --- a/target/hppa/op_helper.c +++ b/target/hppa/op_helper.c @@ -334,7 +334,7 @@ target_ulong HELPER(probe)(CPUHPPAState *env, target_ul= ong addr, } =20 mmu_idx =3D PRIV_P_TO_MMU_IDX(level, env->psw & PSW_P); - excp =3D hppa_get_physical_address(env, addr, mmu_idx, 0, &phys, &prot= ); + excp =3D hppa_get_physical_address(env, addr, mmu_idx, 0, 0, &phys, &p= rot); if (excp >=3D 0) { cpu_restore_state(env_cpu(env), GETPC()); hppa_set_ior_and_isr(env, addr, MMU_IDX_MMU_DISABLED(mmu_idx)); --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158917; cv=none; d=zohomail.com; s=zohoarc; b=Thl4LPJajI2NDRXEcOf1DXKYJbUFqtX+hga0AkOmvbLoCPJP6SgcQLQcXDxlEwvVOKSOz67khhFzsYqVe8D+15HgHH+gVyUbRjUaKNls75Puh6fooZCOCiHk71PnnJ4f5my10xV85Chm22PhWp+cimVtNM4YVYP8L8vDoqcwHP0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158917; 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=/wa2JC5GTiuZOa9FUt+c/E5R/4D7wBSs90VoPwelenc=; b=MzyUtS/FzV6W/jiUmX6G4Ep5UWOIEHV79YpTvEW4XbkA2hyG33I7bsvCeMf2tYUw2CZRuzgy/TlZ42YvMSjyArpUd8s5KbXk3OtCjc4WgtHB5qW6lRxOqsfDptgxmTowFLlWdKh09ppvdz679lxY8DyGk3aFT/2IluYYoFkAz/8= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158917874207.94395865062995; Sat, 5 Oct 2024 13:08:37 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2d-0006Mq-St; Sat, 05 Oct 2024 16:06:15 -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 1sxB2b-0006L5-OC for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:13 -0400 Received: from mail-pg1-x52e.google.com ([2607:f8b0:4864:20::52e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2Z-0001ks-N0 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:13 -0400 Received: by mail-pg1-x52e.google.com with SMTP id 41be03b00d2f7-7db90a28cf6so2839772a12.0 for ; Sat, 05 Oct 2024 13:06:11 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158770; x=1728763570; 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=/wa2JC5GTiuZOa9FUt+c/E5R/4D7wBSs90VoPwelenc=; b=Oph6G3SGoaxulsvPO1cbl6De/4CT6GGM7Sy8hNzKtC90KA43cXIGH5Sd6nL042+ksJ kWkRdklwrKgYVUGRmqJbuBwrmt97y6VFCOqWUJppjx8tPN2XSH3wv/p/WA0DNQHdb9+a fWD0x2q5cGQQ24WrYqNzPBfp8qq3rZzZaXKBtB7UC8DA4Qw7ad4+v3d+LR2DG/aaruhU r9iJiM/twGXHSlVCcdl8zk1ulaRSh11ttMc7jntQUlBpG8zk6dsxyYqgJoL6tbNIBlNX TNDvwO3VoIzAm0GMyAlFgHwlZZLz565FOjMW/ytJkBByI6qeGxXKPBAU7JIwyJncUAXl l9yA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158770; x=1728763570; 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=/wa2JC5GTiuZOa9FUt+c/E5R/4D7wBSs90VoPwelenc=; b=dRNfKjHxOKAyvD/G8ivCT+xUClwK4bu7mtl6lYB4vKkOgCgjpFwq76n8eZy4ShVnbS AUrMCmLNloxXbP5zwEgoO6DcTfIk5ku6xm+BjMyTWK2CBZM2paYG5qljWRrRcg322zHj nnrazNxgbBWb9s87KRHZAJWqNJwlKJAGDodFS2lRX+0FaLrTWQ9x5Aywy++AeKNPKGUY wVdLkam2iwlzmoG66JVj8OYaolJp3FP8laz7ucI+dPPx55TW7c9++L2TvBeUw7SgaeJZ cGZXIe2DGaZ160ZMz+7QKHuLkdLJrQb8REFKnBSNEDIL2/VL/JyG+KkRa2MV8W67clSC aK+A== X-Gm-Message-State: AOJu0YwL9Eks/ZUgdO5PFDOVBCmP5sDE1mH94YuoEbAq9/5Y24IKBRnK lD0WOMOJfXv6+MK4qmtlAXpGGfzeoHRhGhpC6m0kRyjNLxtkbSlMW4f9zS1MCW7VqYqgwy2JVgL R X-Google-Smtp-Source: AGHT+IEu/yRGIXzgnnxtsNkCW1Gem8iXzS/ffba0hjtpfN6ZQ1VIoxbuDWZWql5a5WIxSKhWPrRs6g== X-Received: by 2002:a17:90b:3709:b0:2e0:7b03:1908 with SMTP id 98e67ed59e1d1-2e1b38c7582mr16486887a91.10.1728158770066; Sat, 05 Oct 2024 13:06:10 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 09/21] target/hppa: Perform access rights before protection id check Date: Sat, 5 Oct 2024 13:05:48 -0700 Message-ID: <20241005200600.493604-10-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52e; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52e.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158919705116600 Content-Type: text/plain; charset="utf-8" In Chapter 5, Interruptions, the group 3 exceptions lists "Data memory access rights trap" in priority order ahead of "Data memory protection ID trap". Swap these checks in hppa_get_physical_address. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/hppa/mem_helper.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c index a386c80fa4..f027c494e2 100644 --- a/target/hppa/mem_helper.c +++ b/target/hppa/mem_helper.c @@ -267,6 +267,12 @@ int hppa_get_physical_address(CPUHPPAState *env, vaddr= addr, int mmu_idx, goto egress; } =20 + if (unlikely(!(prot & type))) { + /* Not allowed -- Inst/Data Memory Access Rights Fault. */ + ret =3D (type & PAGE_EXEC) ? EXCP_IMP : EXCP_DMAR; + goto egress; + } + /* access_id =3D=3D 0 means public page and no check is performed */ if (ent->access_id && MMU_IDX_TO_P(mmu_idx)) { int access_prot =3D (hppa_is_pa20(env) @@ -281,12 +287,6 @@ int hppa_get_physical_address(CPUHPPAState *env, vaddr= addr, int mmu_idx, prot &=3D access_prot; } =20 - if (unlikely(!(prot & type))) { - /* Not allowed -- Inst/Data Memory Access Rights Fault. */ - ret =3D (type & PAGE_EXEC) ? EXCP_IMP : EXCP_DMAR; - goto egress; - } - /* * In priority order, check for conditions which raise faults. * Remove PROT bits that cover the condition we want to check, --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158987; cv=none; d=zohomail.com; s=zohoarc; b=ZYnicaHCI8C9iPdcIVRgCYppNj/1FZzMw8+06lN8ke9q1btgZVFcagfgjebYFh5XWjf8fmFBMoVfJ5yVApL2QLRwxuAQtmZVjlelU07SgfmHd2ptTPmQa2V76HleC4nwxFtLiJmRBsfujRjIaYm07OaUjZ6JnIb/e/g3xCpWZ2U= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158987; 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=posPbKSzdb+ffX+WhfgYFaW0pAyKjx4IZlbzVQLaTuc=; b=CYfNe2ssY7DOAlAKQE1MScBI0tivVpdFKoFuGI0mPZNihknTaNdhIR7mTiU9XvuRbzO3ksZelGaqyEbbkt2kFDpF0TC3CNj7YCiPfIaTcsRgbKVurO4f5cVB5re5C5mTzgMN7EzMULdwwSusQjovXZyG58kVCK7/bbkZMlLAjWQ= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 17281589871971003.2245347341582; Sat, 5 Oct 2024 13:09:47 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2d-0006MS-F6; Sat, 05 Oct 2024 16:06:15 -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 1sxB2b-0006L7-PA for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:13 -0400 Received: from mail-pl1-x62a.google.com ([2607:f8b0:4864:20::62a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2a-0001lH-9G for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:13 -0400 Received: by mail-pl1-x62a.google.com with SMTP id d9443c01a7336-20b64584fd4so31622195ad.1 for ; Sat, 05 Oct 2024 13:06:11 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158771; x=1728763571; 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=posPbKSzdb+ffX+WhfgYFaW0pAyKjx4IZlbzVQLaTuc=; b=biJvJf7wos00Tvn/zBBXdRUSswBdCaY5G59gtRmKzqtoqmyi/75x5xDuQ/reIjDraG 5YukJlEkeMUJjyFNehbPunAV1RZQby6xMwyp9t9wVHLjp0jfS8qV+en9TssXuWaINmS1 xiFB+G3adOqO8UBdcw0g3gPsFBfD38jWpmJLRaaM6VDpUrFizVhGWvj881hH0sObx645 b9i7XqC5WVMXgeDg+yp4XfrX6wrY5KuzH5ym7lA0PpuL4i5VT6sLK9ILo/zFVFxVQwiq AAIlkP8itVjoOxFutzZhWGTEa01wWcudDtnmvPbZdClHW6LhBs/wd5/7qffY5D/+CXIs IrLQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158771; x=1728763571; 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=posPbKSzdb+ffX+WhfgYFaW0pAyKjx4IZlbzVQLaTuc=; b=BliutfFt63tI+8O50l2bqm1M+RIbocdoXDHJTCkzrNDewyS9tvjI9puRO3gGgpYTgj PrWDB/ttmyL++iZgO1Thg+bVDPXCXWDZsXrSCsDZqPNNRJF7KvHwCL4DkO8rRxIeufhL sRa7PHOqu1HLE+JuTdb6r9M3EZYo0PJSe3/ZvWZcrVBUa/bng/nadey9k3Svy3Wb3zEi vX5R9eDdR/vh+xps+HOsG09DgoAAxNXIkFIPenWdftHUgkNBQ6PtCX0WcvhkgFAng55O 208N77WbfMMe8fQ0eI2SkFsnysRtjsDse4wpwmg5B+Z/XMTKOlSiSnay0BFlPP73iTLw ibcQ== X-Gm-Message-State: AOJu0YwjfcJb3MrsbLIYVW6fGM0rcAtVy2D/GzT3N8tXM/RChh8Dj7ye ae+aRMGnHyOPHANjvY4YJkbcGh9Mnj/fuqiJRYrMrFnCpvuzR0O9hA/hMCWQWW8xgS2V5PsCDzw + X-Google-Smtp-Source: AGHT+IFkbH5I/ZaJe+I4v335+XuhQ/F/ef46EsJUG+t30A/nnryOiFz1aTLseUaZK0R77t/l8tl9fg== X-Received: by 2002:a17:902:da91:b0:20b:7c00:5e50 with SMTP id d9443c01a7336-20bfe022a33mr98058335ad.12.1728158770895; Sat, 05 Oct 2024 13:06:10 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 10/21] target/hppa: Fix priority of T, D, and B page faults Date: Sat, 5 Oct 2024 13:05:49 -0700 Message-ID: <20241005200600.493604-11-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62a; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62a.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158987939116600 Content-Type: text/plain; charset="utf-8" Drop the 'else' so that ret is overridden with the highest priority fault. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/hppa/mem_helper.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c index f027c494e2..f71cedd7a9 100644 --- a/target/hppa/mem_helper.c +++ b/target/hppa/mem_helper.c @@ -288,7 +288,7 @@ int hppa_get_physical_address(CPUHPPAState *env, vaddr = addr, int mmu_idx, } =20 /* - * In priority order, check for conditions which raise faults. + * In reverse priority order, check for conditions which raise faults. * Remove PROT bits that cover the condition we want to check, * so that the resulting PROT will force a re-check of the * architectural TLB entry for the next access. @@ -299,13 +299,15 @@ int hppa_get_physical_address(CPUHPPAState *env, vadd= r addr, int mmu_idx, /* The T bit is set -- Page Reference Fault. */ ret =3D EXCP_PAGE_REF; } - } else if (!ent->d) { + } + if (unlikely(!ent->d)) { prot &=3D PAGE_READ | PAGE_EXEC; if (type & PAGE_WRITE) { /* The D bit is not set -- TLB Dirty Bit Fault. */ ret =3D EXCP_TLB_DIRTY; } - } else if (unlikely(ent->b)) { + } + if (unlikely(ent->b)) { prot &=3D PAGE_READ | PAGE_EXEC; if (type & PAGE_WRITE) { /* --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728159010; cv=none; d=zohomail.com; s=zohoarc; b=g/hI2iqM4FKxjCtL+159YfprWMkMuBgLFs0jo6l07WUcdZUp/5QzwJP9kQp+z38BxaQ6xvOSP9R8Yok+2EFhX/4afqmoswd+Le7U8SYWSxXXEcamxiKNhgnoImHtM7dnLBznLlN1fZsPr1J/KxbUn07rkVa5I2cJC9ekX2v0MK0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728159010; 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=TZFSB9ZUy/VXACo96L3HUXARpyVU9ywq9XNxX+p9inM=; b=HjYuH5PPilWJugp+ANdrdhdIB78+TzExQm5ipdQm9iQHCd3qbHr9CKhD6WSbr0MqFLVAnMHyM/DpyMMxR5cCG1WgyoILHUdTbleYWTOyiMW/Lkb2RI+VqiyfFiLcV+BDfXnVosKmJYHtVXgfjb/8gSeDlREZhCl53oB+xm/C8R4= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 17281590103891005.8128689828887; Sat, 5 Oct 2024 13:10:10 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2f-0006Ns-7D; Sat, 05 Oct 2024 16:06:17 -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 1sxB2c-0006MM-V9 for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:15 -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 1sxB2b-0001ll-GV for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:14 -0400 Received: by mail-pl1-x629.google.com with SMTP id d9443c01a7336-20b0b5cdb57so31579105ad.1 for ; Sat, 05 Oct 2024 13:06:12 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158772; x=1728763572; 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=TZFSB9ZUy/VXACo96L3HUXARpyVU9ywq9XNxX+p9inM=; b=q8PjW6IzI6J5qSFAcwUsV+z/0WbaX+3XpAU/L8uimhuEJ8JoZDc0komF8RnXmxv/Xk gdsWO0XLA4dOgS7guvwoADKjZPEo5+JKXtoXqLBAYDAoA0dxj2qjiT76hrIMANPodPSx nGA/JiYU80MjLs7nALKLQzGeMJxv84ubIyzvQwYEuxTPk67hXoJ0e0k+xjWIBRxe7JXZ lef3upSuj2Id1hmWWVNWH7gaYgIm4L/yRsTNqHn45Hncd4VCz/TOsG4N9S3dYXJG0Bof NOsVg+qP9cLzGAAfdXhDBgD2s136NwPosYTBnutUWvVs4IXbO4dtl6yFseE3P0/2AUd0 fDVg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158772; x=1728763572; 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=TZFSB9ZUy/VXACo96L3HUXARpyVU9ywq9XNxX+p9inM=; b=Znx1GKBWCH7AqDILUT2movPHJQfqlbobJU4yflEQhDcBrEDJYP0TryKz2ohg4KH/Lh q2za77MFfB4rQ5H64By6U6A7XccyP3HGlbUSNtfSdfHU4UzRmqeIVGv5gUEj+cZpnacv LZsAeNHFP8X5CWJE4HsOSianie4ZOcUiLsqmKsqBkqse3uDfSJjz8p5C0jZqzDWwtPzH tc12VvwbiWz3r/haq/ohyzicBJUNHpEFBgS6Dzj/GABrbsPZ5/qfcJYOXIGyWaQ8nvEA kEErk7MOGUR1mGEQP+hnuvwnY+C/WrO9ux6X0Y6xUKzVDGjn3KjbLdXws6DX7DAWwLic 6sJA== X-Gm-Message-State: AOJu0YwJ3UYMuk7xINITFH81KackfsETI5O657/UoP3DqGJDNQAN4S4n 5SWSGJ++QFlwan7DXsQgkb3gryx0z0d9UdwDU74TRS76BtemPMVg7bExtw0vR6DOZDhIbm8EDZz h X-Google-Smtp-Source: AGHT+IEnSEOUIrHMqhl+2wC7MJEt2x3LJD6slbQirH4WqyRvisJVw+9UvtZb97XvweZZ36AVIQ0gZA== X-Received: by 2002:a17:902:ecca:b0:20b:805d:bfe5 with SMTP id d9443c01a7336-20be19c0fb0mr135947635ad.30.1728158771892; Sat, 05 Oct 2024 13:06:11 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 11/21] target/hppa: Handle alignment faults in hppa_get_physical_address Date: Sat, 5 Oct 2024 13:05:50 -0700 Message-ID: <20241005200600.493604-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159012237116600 Content-Type: text/plain; charset="utf-8" In Chapter 5, Interruptions, the group 3 exceptions lists "Unaligned data reference trap" has higher priority than "Data memory break trap". Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/hppa/mem_helper.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c index f71cedd7a9..d38054da8a 100644 --- a/target/hppa/mem_helper.c +++ b/target/hppa/mem_helper.c @@ -221,7 +221,7 @@ int hppa_get_physical_address(CPUHPPAState *env, vaddr = addr, int mmu_idx, g_assert_not_reached(); } prot =3D PAGE_READ | PAGE_WRITE | PAGE_EXEC; - goto egress; + goto egress_align; } =20 /* Find a valid tlb entry that matches the virtual address. */ @@ -323,6 +323,11 @@ int hppa_get_physical_address(CPUHPPAState *env, vaddr= addr, int mmu_idx, } } =20 + egress_align: + if (addr & ((1u << memop_alignment_bits(mop)) - 1)) { + ret =3D EXCP_UNALIGN; + } + egress: *pphys =3D phys; *pprot =3D prot; --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158917; cv=none; d=zohomail.com; s=zohoarc; b=FnFMm3+nqWsb92873wfJeQGB26xHm2XXjbqE2CBK17rVrbfc7+plBNAMKjVrwmF6yEHiciBKNdgCV3e7zKojTXVhu4MK+mYscnldbZfptKaP8EATnl63RKh+TBc0Vfa6EQV5YpSeLEICqtAgZgEpRFXCk2yvuJMS/YrkYXTz2fg= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158917; 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=Rc7m2CC+o/vfg9459Vx/ro/giFzSXc14VGjLvy+03yM=; b=K2x14DnjC0nr+kngkGBAXebTeGytVQmx3q/NCg8fxWZzytzOHF+8eZEmVOcp/yTjNNsnXObg5mSwnACnoR33+oq4sPjN698mdQXjnQMz1zPLFbuIL0e9KRWt4xqrH13ycljXLKh2hwjomTWS+c0InfAuY1GU7A8/AoFlekzGsjE= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158917970638.7673121342359; Sat, 5 Oct 2024 13:08:37 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2f-0006Oq-Vh; Sat, 05 Oct 2024 16:06:18 -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 1sxB2e-0006ND-CH for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:16 -0400 Received: from mail-pl1-x630.google.com ([2607:f8b0:4864:20::630]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2c-0001m9-5k for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:16 -0400 Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-20bb610be6aso36805795ad.1 for ; Sat, 05 Oct 2024 13:06:13 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158773; x=1728763573; 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=Rc7m2CC+o/vfg9459Vx/ro/giFzSXc14VGjLvy+03yM=; b=ZC78gVrHhnobGyYxt0y01dTaw24akCBzHEV+MREDyk+pTKhVFoPJ0LYKcyiP0yoj5w NltfYMwUcvfw3MpYNpzV1WFHq1683PT9zRrL6kZ50ymy9GFKK3XfAgUpXvRPluQROipK NDmk5m+6oMAhUOc8MrAq59Qw4WFviFlkZ61Wj/3fzmPmMCJ1v13uy6ZbvLloEFtlHbIw QxC5uOZNh/08ScUse/6xO9HxJsmzTGT7zBsFVl4zkJRHlaVmpifa8jQA46eFlOMzPMGa eXwXmvxa1C+uSpwSB9Q7+LJLAwGIUsIXdt97aMqp35CvVSa5nPJMmoZ/KV6k9L03/Pr/ DVzw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158773; x=1728763573; 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=Rc7m2CC+o/vfg9459Vx/ro/giFzSXc14VGjLvy+03yM=; b=m0CxWZUyZMu0PbBF9A0GW6JonqkR0BJUpXVEw28vJ8XaYPe3L+jhepJy70gkBcIMGi KDTdcBjnwuB2q017qtIz1S0L9OMwqO9DhhhEjuxoDJ+m423HuclM18vNoowrBIYPjdV9 5AmiJrUWspxfUn9X+CA0vkvjWckopybDNDM4ozwW/DkXgA+Bc2kV65mtUzM/7e/z45HP wgHJ743Fauz+ZicyyI3h46VbFjB6SQkgeibIp7g1tOteq2Guaswu2ULbk7W/kss+uYha F7sikWzjJUOkwFq67dSLvRG4UdGg20BPoSnB5c61acCA8s3CGuBtbzcn/EwqkkWs/jt9 bC6Q== X-Gm-Message-State: AOJu0YxHoN+z9eqNhH2Vkr/F3rvzGZslpSZikTGf3Ol+Yr9uZEQaRXpi 6ghKr6FUvNyMivRTo9npHEd/VCSIkA+cMez/G5JzomWi5BBgCTLDxJpEmjWvQbeIytWxNMY5uw9 O X-Google-Smtp-Source: AGHT+IGHEK6fjBSmL22oUUwIkylcWSfEnGAMH/PbqEEDgjtyaqNVMTdBmg2DLFABo2GcKikjZC9wnw== X-Received: by 2002:a17:902:e54f:b0:20b:9698:a234 with SMTP id d9443c01a7336-20bfde65b4dmr91370085ad.8.1728158772729; Sat, 05 Oct 2024 13:06:12 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 12/21] target/hppa: Add hppa_cpu_tlb_fill_align Date: Sat, 5 Oct 2024 13:05:51 -0700 Message-ID: <20241005200600.493604-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x630.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158919732116600 Content-Type: text/plain; charset="utf-8" Fill in the tlb_fill_align hook, so that we can recognize alignment exceptions in the correct priority order. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/hppa/cpu.h | 3 +++ target/hppa/cpu.c | 2 +- target/hppa/mem_helper.c | 16 ++++++++++++---- 3 files changed, 16 insertions(+), 5 deletions(-) diff --git a/target/hppa/cpu.h b/target/hppa/cpu.h index 526855f982..c0567ce0ab 100644 --- a/target/hppa/cpu.h +++ b/target/hppa/cpu.h @@ -366,6 +366,9 @@ void hppa_set_ior_and_isr(CPUHPPAState *env, vaddr addr= , bool mmu_disabled); bool hppa_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, bool probe, uintptr_t retaddr); +bool hppa_cpu_tlb_fill_align(CPUState *cs, vaddr address, MemOp mop, int s= ize, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr); void hppa_cpu_do_interrupt(CPUState *cpu); bool hppa_cpu_exec_interrupt(CPUState *cpu, int int_req); int hppa_get_physical_address(CPUHPPAState *env, vaddr addr, int mmu_idx, diff --git a/target/hppa/cpu.c b/target/hppa/cpu.c index 3b6c325e09..768abc6e5d 100644 --- a/target/hppa/cpu.c +++ b/target/hppa/cpu.c @@ -226,7 +226,7 @@ static const TCGCPUOps hppa_tcg_ops =3D { .restore_state_to_opc =3D hppa_restore_state_to_opc, =20 #ifndef CONFIG_USER_ONLY - .tlb_fill_align =3D tlb_fill_align_first, + .tlb_fill_align =3D hppa_cpu_tlb_fill_align, .tlb_fill =3D hppa_cpu_tlb_fill, .cpu_exec_interrupt =3D hppa_cpu_exec_interrupt, .cpu_exec_halt =3D hppa_cpu_has_work, diff --git a/target/hppa/mem_helper.c b/target/hppa/mem_helper.c index d38054da8a..35e9170bf3 100644 --- a/target/hppa/mem_helper.c +++ b/target/hppa/mem_helper.c @@ -424,9 +424,9 @@ void hppa_cpu_do_transaction_failed(CPUState *cs, hwadd= r physaddr, } } =20 -bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int size, - MMUAccessType type, int mmu_idx, - bool probe, uintptr_t retaddr) +bool hppa_cpu_tlb_fill_align(CPUState *cs, vaddr addr, MemOp mop, int size, + MMUAccessType type, int mmu_idx, + bool probe, uintptr_t retaddr) { HPPACPU *cpu =3D HPPA_CPU(cs); CPUHPPAState *env =3D &cpu->env; @@ -445,7 +445,7 @@ bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int si= ze, break; } =20 - excp =3D hppa_get_physical_address(env, addr, mmu_idx, a_prot, 0, + excp =3D hppa_get_physical_address(env, addr, mmu_idx, a_prot, mop, &phys, &prot); if (unlikely(excp >=3D 0)) { if (probe) { @@ -473,6 +473,14 @@ bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int s= ize, return true; } =20 +bool hppa_cpu_tlb_fill(CPUState *cs, vaddr addr, int size, + MMUAccessType type, int mmu_idx, + bool probe, uintptr_t retaddr) +{ + return hppa_cpu_tlb_fill_align(cs, addr, 0, size, type, + mmu_idx, probe, retaddr); +} + /* Insert (Insn/Data) TLB Address. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158774; x=1728763574; 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=E1uh5v8Er5HwrssIP/tcmhd1DyyVCAW+cpRhBaU0frQ=; b=mIDgLo1YeoAjIlsCWmFQGzKzAAiQ/7g1smqZIr3qEPDWucOIJ/htjXDDOV4XBToFj5 HO0qFZUhtxtCwlKYBxvj/4LiiB6MoNkALnJGNR5JIxX8XdjIQ9JFOyrAdDr3vGzuSDSJ mKYaQn/2bZgiK19UAR8X1kQOnlLnv+/0TmNCpaJcsn6P+zbpqECPrVcVslYGfqBlkKxg zenry6k7bMejARRn9knX0bc2Mqb0QgxvtK6y9UpyY2qZnf1W2ZnAIJ+MJsF+hCUqWtSk Unl6Lj+Q/SSu7awBGOmO6GpKy8+eS4Jk6wpZ1xkaXqj42B2VWaL+JzDX7uvTWA1rm2BG ucyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158774; x=1728763574; 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=E1uh5v8Er5HwrssIP/tcmhd1DyyVCAW+cpRhBaU0frQ=; b=IRzV94U4wsFVwJNQxavvAlDoSGNcbDC+HTKdxynbofuhnRnQZUCeZ66mB94mrkQGtv TUj5qVBTtGxjpH11FeEnQLrXS9VxjUMGboZXtt9s8FNYJXh6qvS7Aa6WK/2v7sAJRqzh rGO5NPSZ9wkvHTXouNwDIHUsMtImgckXyIlpwXmEdw2LKHEa7EBmJVrf7+dNgv16BIal iEOdrCds3kekinvWvPkXgjCGkiU6ibSg8kOPa3Jl6XTJBj7zAoR1rKWyNxZWSMerrZaa rO30RInCj2siWo8smzSrxzxl6mS0z1ZLcETaueVe6cjXA37UhWtYPZcB7mP/6fMJtm4H Cm0g== X-Gm-Message-State: AOJu0YzGBF6JTmgocOfbgNbeadOOslk9MdtFZ7EwQeqRnAZACkHDGAK7 0ttg3rixvTr+S6L4wT0ZGa55I5C239rn/f0AcZ73Xc0ByEOb2u7DO6FAGw2bPaEtVS6DsLU/Oa/ W X-Google-Smtp-Source: AGHT+IFuIEZa4i6J0XzDsWHUBnGbrBzjQrdOCbbZFKtwtRYvhgzw6qHzcnt8mJfy/cgTXRoh5crEPg== X-Received: by 2002:a17:902:d4c6:b0:20b:b48d:68e with SMTP id d9443c01a7336-20bfde57cf8mr99495885ad.7.1728158773783; Sat, 05 Oct 2024 13:06:13 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 13/21] target/arm: Pass MemOp to get_phys_addr Date: Sat, 5 Oct 2024 13:05:52 -0700 Message-ID: <20241005200600.493604-14-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::630; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x630.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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158927735116600 Content-Type: text/plain; charset="utf-8" Zero is the safe do-nothing value for callers to use. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller --- target/arm/internals.h | 3 ++- target/arm/ptw.c | 2 +- target/arm/tcg/m_helper.c | 8 ++++---- target/arm/tcg/tlb_helper.c | 2 +- 4 files changed, 8 insertions(+), 7 deletions(-) diff --git a/target/arm/internals.h b/target/arm/internals.h index 1e5da81ce9..2b16579fa5 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -1432,6 +1432,7 @@ typedef struct GetPhysAddrResult { * @env: CPUARMState * @address: virtual address to get physical address for * @access_type: 0 for read, 1 for write, 2 for execute + * @memop: memory operation feeding this access, or 0 for none * @mmu_idx: MMU index indicating required translation regime * @result: set on translation success. * @fi: set to fault info if the translation fails @@ -1450,7 +1451,7 @@ typedef struct GetPhysAddrResult { * value. */ bool get_phys_addr(CPUARMState *env, vaddr address, - MMUAccessType access_type, ARMMMUIdx mmu_idx, + MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_i= dx, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) __attribute__((nonnull)); =20 diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 659855133c..373095a339 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -3572,7 +3572,7 @@ bool get_phys_addr_with_space_nogpc(CPUARMState *env,= vaddr address, } =20 bool get_phys_addr(CPUARMState *env, vaddr address, - MMUAccessType access_type, ARMMMUIdx mmu_idx, + MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_i= dx, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { S1Translate ptw =3D { diff --git a/target/arm/tcg/m_helper.c b/target/arm/tcg/m_helper.c index 23d7f73035..f7354f3c6e 100644 --- a/target/arm/tcg/m_helper.c +++ b/target/arm/tcg/m_helper.c @@ -222,7 +222,7 @@ static bool v7m_stack_write(ARMCPU *cpu, uint32_t addr,= uint32_t value, int exc; bool exc_secure; =20 - if (get_phys_addr(env, addr, MMU_DATA_STORE, mmu_idx, &res, &fi)) { + if (get_phys_addr(env, addr, MMU_DATA_STORE, 0, mmu_idx, &res, &fi)) { /* MPU/SAU lookup failed */ if (fi.type =3D=3D ARMFault_QEMU_SFault) { if (mode =3D=3D STACK_LAZYFP) { @@ -311,7 +311,7 @@ static bool v7m_stack_read(ARMCPU *cpu, uint32_t *dest,= uint32_t addr, bool exc_secure; uint32_t value; =20 - if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) { + if (get_phys_addr(env, addr, MMU_DATA_LOAD, 0, mmu_idx, &res, &fi)) { /* MPU/SAU lookup failed */ if (fi.type =3D=3D ARMFault_QEMU_SFault) { qemu_log_mask(CPU_LOG_INT, @@ -2009,7 +2009,7 @@ static bool v7m_read_half_insn(ARMCPU *cpu, ARMMMUIdx= mmu_idx, bool secure, "...really SecureFault with SFSR.INVEP\n"); return false; } - if (get_phys_addr(env, addr, MMU_INST_FETCH, mmu_idx, &res, &fi)) { + if (get_phys_addr(env, addr, MMU_INST_FETCH, 0, mmu_idx, &res, &fi)) { /* the MPU lookup failed */ env->v7m.cfsr[env->v7m.secure] |=3D R_V7M_CFSR_IACCVIOL_MASK; armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_MEM, env->v7m.secur= e); @@ -2045,7 +2045,7 @@ static bool v7m_read_sg_stack_word(ARMCPU *cpu, ARMMM= UIdx mmu_idx, ARMMMUFaultInfo fi =3D {}; uint32_t value; =20 - if (get_phys_addr(env, addr, MMU_DATA_LOAD, mmu_idx, &res, &fi)) { + if (get_phys_addr(env, addr, MMU_DATA_LOAD, 0, mmu_idx, &res, &fi)) { /* MPU/SAU lookup failed */ if (fi.type =3D=3D ARMFault_QEMU_SFault) { qemu_log_mask(CPU_LOG_INT, diff --git a/target/arm/tcg/tlb_helper.c b/target/arm/tcg/tlb_helper.c index 885bf4ec14..1d8b7bcaa2 100644 --- a/target/arm/tcg/tlb_helper.c +++ b/target/arm/tcg/tlb_helper.c @@ -344,7 +344,7 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int = size, * return false. Otherwise populate fsr with ARM DFSR/IFSR fault * register format, and signal the fault. */ - ret =3D get_phys_addr(&cpu->env, address, access_type, + ret =3D get_phys_addr(&cpu->env, address, access_type, 0, core_to_arm_mmu_idx(&cpu->env, mmu_idx), &res, fi); if (likely(!ret)) { --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158973; cv=none; d=zohomail.com; s=zohoarc; b=TuBPlDaz/J2QRy7EVbho315b9fvw8qgZIeT3oT6SICp87O3FRzn/yFCYk1OsKyuOMmYV844ZUmimqXONYwBlPwRWmDnro0vj28z73Oa++lW74wGKMSyP5iIZw4x2gZCaB1ItOWTBHEgcV9RMF9YCRSD1Wov5RCI1XCCk3pgJSS8= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158973; 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=or+46uGq1e2/GbDMKkBXfTr+x8kd8hih+f1GC2rPQFE=; b=MX7SL29yxjCW395x1RA76Q3N6bRFS/kKwJEh6WD5pVPrd2+9uT8dZcCUseyzJvnRC0QbpHsrjocksTlNgRHIVm0PkXTZ/EXvUOTejO9TsueH4LJ/oLBawloEIsuhaaAz3Ac7SCgyGZwGh4P5tWZ+duvY8jMGrahXfy5DPeqeGEQ= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158973510580.4871707548517; Sat, 5 Oct 2024 13:09:33 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2o-0006T1-Ne; Sat, 05 Oct 2024 16:06:26 -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 1sxB2f-0006On-Si for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:17 -0400 Received: from mail-pl1-x634.google.com ([2607:f8b0:4864:20::634]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2e-0001n1-Cp for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:17 -0400 Received: by mail-pl1-x634.google.com with SMTP id d9443c01a7336-20b01da232aso25564635ad.1 for ; Sat, 05 Oct 2024 13:06:15 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158775; x=1728763575; 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=or+46uGq1e2/GbDMKkBXfTr+x8kd8hih+f1GC2rPQFE=; b=ALs6xGQZEfb9+x/t/egHxvOEcBfGC29eE+mpgBu78nFAWVtu4MQLHnc33lvGIfGZDk nnM0Rbw+w2iq07PJ2PGv9QorquM1BicyQ3ZdgWueIs+ZWc/fC4CEswsDSg73oYi8TUUR 6pWDDlyhVhst8fbVBwANj8oF3HWqVJnV2Lz+V3TfbOv85EbUUxShTsAfZxhLMuYevG0c rAHhTF2fd5k0vNTpIG2mcEkXYpmY84b3cygXR0zmcVykUKga/DG4kMLyGHuDsf2n3mCf oB9yd3eBQ1456kTwZ8vCzQJzf2w+xf5ztSbVdO/0/Kju+cURnouyrn8XOLhROaTRZaNl k5EQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158775; x=1728763575; 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=or+46uGq1e2/GbDMKkBXfTr+x8kd8hih+f1GC2rPQFE=; b=lWkPvbU8ywhC2VMp1njpYg++a3Uo3RWuCJPqDPg8I26eWf3mWuFGGoevZBQiHPfzTl qX7dgFV+osfA3rzky2eoB/zQV1OEZLBPxz4cDggxbcNu/rsrt56n0BVEkMaYBaSZzucF opArStBIrEn6w/11dJGaWSxlNpmiaKGdq2KejClYHlq42K0+rPuzXfpT4ha7++GfTG0+ iob+cf/gGAldbwe+FIVqCAH3rq4+Riv3Xu7AacWUZ6bSvlwq2z0Kx18yW+CwfIwz/wFU MbD/fQwqsewvz38W6EIpxy98stokhsHUORd88Cor9X58XUZ5YSjHb4l1ep6y1FUVNtrv 7+DQ== X-Gm-Message-State: AOJu0YyBiV31wOdJuf1nYNZFvR26FQXVjgyzLU2OFtjlDGNRwlVNjdfd VyJGl5KvepOPRz+WVGzWIMZeeLw+bHogdXnUsb0ZvFT+ZhHrQm5+kv07mIEW8eKhgvCHgsGF/XY 1 X-Google-Smtp-Source: AGHT+IGg8sgiEBRoSbtsp5hCkfkIAZ+oEWQnrBAFFM+N7oyUTJv3AhGKcIaJbMYi1S9IuPikpnwrog== X-Received: by 2002:a17:902:d2ca:b0:206:9dfb:3e9e with SMTP id d9443c01a7336-20be189892dmr148488525ad.10.1728158774767; Sat, 05 Oct 2024 13:06:14 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 14/21] target/arm: Pass MemOp to get_phys_addr_with_space_nogpc Date: Sat, 5 Oct 2024 13:05:53 -0700 Message-ID: <20241005200600.493604-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::634; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x634.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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158973896116600 Content-Type: text/plain; charset="utf-8" Zero is the safe do-nothing value for callers to use. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/internals.h | 3 ++- target/arm/helper.c | 4 ++-- target/arm/ptw.c | 2 +- 3 files changed, 5 insertions(+), 4 deletions(-) diff --git a/target/arm/internals.h b/target/arm/internals.h index 2b16579fa5..a6088d551c 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -1461,6 +1461,7 @@ bool get_phys_addr(CPUARMState *env, vaddr address, * @env: CPUARMState * @address: virtual address to get physical address for * @access_type: 0 for read, 1 for write, 2 for execute + * @memop: memory operation feeding this access, or 0 for none * @mmu_idx: MMU index indicating required translation regime * @space: security space for the access * @result: set on translation success. @@ -1470,7 +1471,7 @@ bool get_phys_addr(CPUARMState *env, vaddr address, * a Granule Protection Check on the resulting address. */ bool get_phys_addr_with_space_nogpc(CPUARMState *env, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_idx, ARMSecuritySpace sp= ace, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) diff --git a/target/arm/helper.c b/target/arm/helper.c index 3f77b40734..f2f329e00a 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -3602,8 +3602,8 @@ static uint64_t do_ats_write(CPUARMState *env, uint64= _t value, * I_MXTJT: Granule protection checks are not performed on the final a= ddress * of a successful translation. */ - ret =3D get_phys_addr_with_space_nogpc(env, value, access_type, mmu_id= x, ss, - &res, &fi); + ret =3D get_phys_addr_with_space_nogpc(env, value, access_type, 0, + mmu_idx, ss, &res, &fi); =20 /* * ATS operations only do S1 or S1+S2 translations, so we never diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 373095a339..9af86da597 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -3559,7 +3559,7 @@ static bool get_phys_addr_gpc(CPUARMState *env, S1Tra= nslate *ptw, } =20 bool get_phys_addr_with_space_nogpc(CPUARMState *env, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, ARMMMUIdx mmu_idx, ARMSecuritySpace sp= ace, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728159035; cv=none; d=zohomail.com; s=zohoarc; b=aWW2RIVn5nvO/LSiySSKHd2dCPAyov07obsBR7CqEDVkauAfc0eh5YMhQNZ8hjEEn0ua5AnOsC/R1HF2f61XCV2pOObOnLu/SuT3I1kpKsi5b6U5Q627/dh1RkPmRZHAi43qCVaHFFEpAa/6HDyHQgfp62Us/cKD4SmeXhUYDRE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728159035; 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=4X5zP7zXx4H0vSkmfgBSYylbUDArgVMPw2dfqzvhfaA=; b=FVvIE3NoypRnZjRqFT+r1QbnjqmO0y3wo3pP3vWHQY3xtoBmLJiZUch61TT9RHTYZslsfkPIrlOGuJZJytnCwQJCjoDade95/QTa9caM2pDmQ3nv+/4U93RB0VtDIElv4rGIY8sjvT55TsncpLtrg7mnMCHSreBWRm/LhyAPuaY= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728159035261598.4590137247861; Sat, 5 Oct 2024 13:10:35 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2i-0006Ra-1t; Sat, 05 Oct 2024 16:06:20 -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 1sxB2g-0006PP-HI for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:18 -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 1sxB2f-0001nK-0g for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:18 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-20b90ab6c19so35190375ad.0 for ; Sat, 05 Oct 2024 13:06:16 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158776; x=1728763576; 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=4X5zP7zXx4H0vSkmfgBSYylbUDArgVMPw2dfqzvhfaA=; b=sgwEB8Uhx/P52vUTv5xyl4uXggYLuzfqF16GGrp04uGuPWt/SjWB5XnMoIu1PKx2PD 9z4m2LNNH4zrxL+KuFrOsGnF1iJsG4c+LTxKC6y5VCeJNU4zjSuRahomeqvxDP8qvf1r c9h0sKmhNN+sQ3VLojV9BEj5g9CYcsY0nNknhCXTyTRkuoowZ/TRLfN5Gz30nOM+shia QOde+CGjLIx4tHKPqygW6TjPFDnJG4egdgAswQUeXkDyqkPobHrOvGi4xGHkZ3N9h5jx em5uPmvEzvx2/EeHkrPv4iLZpw4XaNBRRCAHpqzX1cj/lfdz+H9/rkmL+07p6xBdrohT EFTg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158776; x=1728763576; 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=4X5zP7zXx4H0vSkmfgBSYylbUDArgVMPw2dfqzvhfaA=; b=J/m7w3BpALoGrBr/TqblChFzT3lZGXXCK7xBPR4H7S1JGriwyRQYJG7cUDY0u3O8Mx n4c8cbKavmuwRpu+8QZ0ZDY2ZydnwxSVl2xClqvRvtuA8pGvAnJukvVMKjlOw1FO7TuU o1lrdQh13XkL82xE8NNVI9blEI70atM7eyuwQwqVvxMtzgWoJAKscxgG3dPQcmifCawV ZpyFYDa4xaKQJQq61UEX/QkI65FmmSY3+5kDiNFS6dL9NPv/gNL/sT2waQtH73JINaN5 xOpVBgGnI8ElR28ZTWIIyI7OUoMSgzSnB/Z3fKKiZItQPRTYpVGm9fGtXkJxP23srHVT Pgdg== X-Gm-Message-State: AOJu0YwevPDGOBxqf0JcS/3rkbVfyS8BOjl/kSyUcrBSA/NV9beHZrPM eIEhjLLNuI3MVMLNhIeezXgiL6y5G0l8tT9zkpBnjJuPh/BC+RYbf3cBtYk3Y+tUUGry89kE1Ns Y X-Google-Smtp-Source: AGHT+IEx5vHtVkprUThlZwV+Lqo7Z029AoCfFZ0CZWDgQlrwN//FsMIaExtuwtG6PQ0wcXYm3ZJH7Q== X-Received: by 2002:a17:902:e84f:b0:20b:b7b2:b6c5 with SMTP id d9443c01a7336-20bfee383c2mr91865325ad.54.1728158775790; Sat, 05 Oct 2024 13:06:15 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 15/21] target/arm: Pass MemOp to get_phys_addr_gpc Date: Sat, 5 Oct 2024 13:05:54 -0700 Message-ID: <20241005200600.493604-16-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159036098116600 Content-Type: text/plain; charset="utf-8" Zero is the safe do-nothing value for callers to use. Pass the value through from get_phys_addr. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/ptw.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 9af86da597..e92537d8f2 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -81,7 +81,7 @@ static bool get_phys_addr_nogpc(CPUARMState *env, S1Trans= late *ptw, =20 static bool get_phys_addr_gpc(CPUARMState *env, S1Translate *ptw, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, GetPhysAddrResult *result, ARMMMUFaultInfo *fi); =20 @@ -579,7 +579,7 @@ static bool S1_ptw_translate(CPUARMState *env, S1Transl= ate *ptw, }; GetPhysAddrResult s2 =3D { }; =20 - if (get_phys_addr_gpc(env, &s2ptw, addr, MMU_DATA_LOAD, &s2, fi)) { + if (get_phys_addr_gpc(env, &s2ptw, addr, MMU_DATA_LOAD, 0, &s2, fi= )) { goto fail; } =20 @@ -3543,7 +3543,7 @@ static bool get_phys_addr_nogpc(CPUARMState *env, S1T= ranslate *ptw, =20 static bool get_phys_addr_gpc(CPUARMState *env, S1Translate *ptw, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { @@ -3641,7 +3641,8 @@ bool get_phys_addr(CPUARMState *env, vaddr address, } =20 ptw.in_space =3D ss; - return get_phys_addr_gpc(env, &ptw, address, access_type, result, fi); + return get_phys_addr_gpc(env, &ptw, address, access_type, + memop, result, fi); } =20 hwaddr arm_cpu_get_phys_page_attrs_debug(CPUState *cs, vaddr addr, @@ -3660,7 +3661,7 @@ hwaddr arm_cpu_get_phys_page_attrs_debug(CPUState *cs= , vaddr addr, ARMMMUFaultInfo fi =3D {}; bool ret; =20 - ret =3D get_phys_addr_gpc(env, &ptw, addr, MMU_DATA_LOAD, &res, &fi); + ret =3D get_phys_addr_gpc(env, &ptw, addr, MMU_DATA_LOAD, 0, &res, &fi= ); *attrs =3D res.f.attrs; =20 if (ret) { --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158887; cv=none; d=zohomail.com; s=zohoarc; b=h+H3Wja67deZmf0jXFOeZ94hcCCaDJ6lEjlFWOa1r6az1LfSm6C+gFQ4nf/dp7ld9AvkwdSJLvnXjQKX2ocCRi7E3HxduGdyOwc/PDBoYDftET4hgXzTUlgdpyKlkLMwFq3C+uMBAXnC5VRF2twbPkMCnK8wZRtwg6nFPcEIsTs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158887; 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=3KXMhwqlNY3FEn9X64ijA0SceY+BOiTFnpHj8/s1p5o=; b=fpg6AuRV1Fra7qc5g9L+Q0t8SrWPUjddCfRKp/Pgwod9rGcD/X0NdPyuDYVgX0+MkQhkc+9+1SiuqxItnO5ch3HccfZnGlKRq1B7zp5gE2KVjdQydGF4+2ZhUyL2ghM3en0PPZXdAH5RPRWy2ITK/ERiYvvRJCLs5E6OdpP5EAU= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158887210471.52379089335693; Sat, 5 Oct 2024 13:08:07 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2q-0006TI-6u; Sat, 05 Oct 2024 16:06:28 -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 1sxB2h-0006QT-Da for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:19 -0400 Received: from mail-pl1-x631.google.com ([2607:f8b0:4864:20::631]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2f-0001nw-RF for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:19 -0400 Received: by mail-pl1-x631.google.com with SMTP id d9443c01a7336-20b93887decso26368875ad.3 for ; Sat, 05 Oct 2024 13:06:17 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158776; x=1728763576; 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=3KXMhwqlNY3FEn9X64ijA0SceY+BOiTFnpHj8/s1p5o=; b=vrb6jEE0BUrnGnkUrpSJrrfglUrisnKmYE4za2LznzTb+9cwSlwO/r/idErvpUUXBP KdeokkKxZvI9rEJgLGfU+jRi9Yxy1h0yB1S04BFjVMRarh2wuJZV6YEsCcqdv4hPm5Ed IVDGrlZTWRhOTWOFPKZGUpcRDrWegYO1rfLm1PutkEdJQ6zbjKe8OrB+mvQ0J7n7qGXB 6r94+8X+kZsrRLO9HWN6AqIJak8WnZVWQhorJroBnqdNKp1l4eO4o8bu6e2Q+eT2eG0F QJwDmxyHKw5pIVOKwSja8csGgQ5IKVUhYSnyhFRlbrc7Vxw3UrHsTpCjs5wNLobVVT9h sUMw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158776; x=1728763576; 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=3KXMhwqlNY3FEn9X64ijA0SceY+BOiTFnpHj8/s1p5o=; b=C8F2/c9TNlKhP4r37y+wcugJ5mbhpa046dB8UIWIMSdBxVUSC57V2FrFACVYsoHqFh qUNPcz0QqhLDU9Y2YGnjntPMOOP3hCHVVKn1Cp7TlCFUlJoAdFEBleUKy1BBpMJlkIDZ cjLUnG0eCYH6BcoLYGmilPRT1Wsg20YTgKWFFs6C7nwrBalxuxcKtMTdT7QOgTLJoPq3 6EYrogXdRloLDrC8WZcYW3p+WYqS3HmqSX+C51CK9/JVRtZW0LRXcQ+94W8NW0k3ocZJ bQjQ4mrAU6g/L/Vr1sZerjFvYEtC2uLqUEG34h+YkjZlaMPgyZoZkJDPaQM+3tj7bMBy oaUA== X-Gm-Message-State: AOJu0YwxK9Wt3/SPdWBpOoc5cFZn+ChH/HtFU7L+VHpOi8VkwzVQxp0+ kITEFP93pK2PnHj/oxTrQ69xPh6Tm9jrKWgcgB8f/z1hZthrS1UOMgeY+xnA8u5akX8DzzyR2i7 / X-Google-Smtp-Source: AGHT+IEc/YiENR//GQsH6NJPwFKZle512StiSwrb6jw4fVSQbkD7P+i/ct1jx2CukoHpWHGxpya25Q== X-Received: by 2002:a17:902:ec84:b0:20b:6b68:c635 with SMTP id d9443c01a7336-20bff20ca7dmr104384815ad.58.1728158776618; Sat, 05 Oct 2024 13:06:16 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 16/21] target/arm: Pass MemOp to get_phys_addr_nogpc Date: Sat, 5 Oct 2024 13:05:55 -0700 Message-ID: <20241005200600.493604-17-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::631; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x631.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158887574116600 Content-Type: text/plain; charset="utf-8" Zero is the safe do-nothing value for callers to use. Pass the value through from get_phys_addr_gpc and get_phys_addr_with_space_nogpc. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/ptw.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index e92537d8f2..0445c3ccf3 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -75,7 +75,7 @@ typedef struct S1Translate { =20 static bool get_phys_addr_nogpc(CPUARMState *env, S1Translate *ptw, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, GetPhysAddrResult *result, ARMMMUFaultInfo *fi); =20 @@ -3313,7 +3313,7 @@ static bool get_phys_addr_twostage(CPUARMState *env, = S1Translate *ptw, ARMSecuritySpace ipa_space; uint64_t hcr; =20 - ret =3D get_phys_addr_nogpc(env, ptw, address, access_type, result, fi= ); + ret =3D get_phys_addr_nogpc(env, ptw, address, access_type, 0, result,= fi); =20 /* If S1 fails, return early. */ if (ret) { @@ -3339,7 +3339,7 @@ static bool get_phys_addr_twostage(CPUARMState *env, = S1Translate *ptw, cacheattrs1 =3D result->cacheattrs; memset(result, 0, sizeof(*result)); =20 - ret =3D get_phys_addr_nogpc(env, ptw, ipa, access_type, result, fi); + ret =3D get_phys_addr_nogpc(env, ptw, ipa, access_type, 0, result, fi); fi->s2addr =3D ipa; =20 /* Combine the S1 and S2 perms. */ @@ -3406,7 +3406,7 @@ static bool get_phys_addr_twostage(CPUARMState *env, = S1Translate *ptw, =20 static bool get_phys_addr_nogpc(CPUARMState *env, S1Translate *ptw, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp mem= op, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { @@ -3547,7 +3547,8 @@ static bool get_phys_addr_gpc(CPUARMState *env, S1Tra= nslate *ptw, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { - if (get_phys_addr_nogpc(env, ptw, address, access_type, result, fi)) { + if (get_phys_addr_nogpc(env, ptw, address, access_type, + memop, result, fi)) { return true; } if (!granule_protection_check(env, result->f.phys_addr, @@ -3568,7 +3569,8 @@ bool get_phys_addr_with_space_nogpc(CPUARMState *env,= vaddr address, .in_mmu_idx =3D mmu_idx, .in_space =3D space, }; - return get_phys_addr_nogpc(env, &ptw, address, access_type, result, fi= ); + return get_phys_addr_nogpc(env, &ptw, address, access_type, + memop, result, fi); } =20 bool get_phys_addr(CPUARMState *env, vaddr address, --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158917; cv=none; d=zohomail.com; s=zohoarc; b=MpPMAeCSP9m7ULjahK/dUSLikI5bZqjUzoeNHhLZOo6SuiWs87yPLAQq0ekmTVWWg0GPqjeSEXffLHBh/ppRIQyIM/LTXZOgaPTgy72q1xcm9tvHkGY7r5DeDMpKge9eH3VcM4Gixh3lq2u8Mc91I4Y9FXp5+/DMJCmm2ExMqjQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158917; 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=oB3S/z+Tf/YurYPbjZAkQ2iOmy2pkllXkguo9aONGm0=; b=QURwDuvFaDJM6Zz2xwLJuaHVrnaePWUCkmuBdcwpvFP6TZxaho8V0oGrNS1wQpRUwVV4PXtJ2I/iI79jblcV4jlSpOULKT2soXhszk0nhwb679r/ANoPwTK2YThUr8Dwoupgsh374oZUrBDHSBZEfK18TH+QD1V1eNlgmHSStXI= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158917583752.5578300738567; Sat, 5 Oct 2024 13:08:37 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2s-0006UA-IU; Sat, 05 Oct 2024 16:06:30 -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 1sxB2i-0006S1-Dj for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:20 -0400 Received: from mail-pl1-x631.google.com ([2607:f8b0:4864:20::631]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sxB2g-0001oJ-Ob for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:20 -0400 Received: by mail-pl1-x631.google.com with SMTP id d9443c01a7336-20b9b35c7c7so22719815ad.1 for ; Sat, 05 Oct 2024 13:06:18 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158777; x=1728763577; 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=oB3S/z+Tf/YurYPbjZAkQ2iOmy2pkllXkguo9aONGm0=; b=Z81JQxamY/5IMjBFOjU5Qo4rmxWDSF7rUAPlpeNZVZRoJt0HgQE4QSQZQ9CARxwbWQ k2a/w9ERxKkfstauPyLojlPVWFEELh4HepdX6N3YJPcA7fkXNcAvVto9au0hhhxSYzk/ p9nAXPZydfCzN9L6jB0zpuOBtMIFkQhtyXoN+AWCIk3Zn2A6p2JleRdI/LbmdcN1MO7e PdrVrwXOPNri+UFk57nu3IPS51rf0Oc/F2DFGsP+OCLPyLUo7IR3WcwpSQZzNHzHYlVv 2xUWRTrqEjYN0ExYdIOL3em7frb8LJJ8HPOI1WvS5VEso20kow9KyU3CP3Tv3gbSWZc8 8PyA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158777; x=1728763577; 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=oB3S/z+Tf/YurYPbjZAkQ2iOmy2pkllXkguo9aONGm0=; b=uD7WnBiSQ5AjiGt8/iBk+7Qlg7lLOE1uwA1hV1H6g1MMCnZ5ADEESeQwGjPkLx8cLM ZZM19ExDv68FGkVprQCP8++/pRPxaBg6/kuOswlONsFTmQWz3vB9dzJdGAx3FnCNz5v4 pN9E9PL7kULjN1cZcu3fJb7dPBw9xljd0dCO/51z8boUaJdHih4wz3EmQ4W7p8O9w5GR dBWTxTAqyhPRtZFIBcOLK1lZhPK8Wp2PUyPdiON3xB/b8bgj528BS2PPi37JwD5AlsNi KwW9oRv0c+u/45CSbGwz6cKooakvWrPs6XEhmOdigVTH86uyfVEY1jdgXPovjZrum1YR NjHw== X-Gm-Message-State: AOJu0YwlQ5r/Pk2urjZOqELISEy50JZMK8BnPNk+Zgz9v/UjSwqUUkz4 YsT44uPvsoXfEnmjtrKhKM/IRTzpJd9GTVHp/FV6nZxwh8bf3SOUNZEcVUmZulPCDwX19caGSoA r X-Google-Smtp-Source: AGHT+IFI03P/ZwqgMEeykQf6RuuyTdik7GAJO+0IxSS0VbFT5FxKQ+by1C3Nfg/VbMmCSMS//V9B9g== X-Received: by 2002:a17:902:dac5:b0:20b:b132:4dec with SMTP id d9443c01a7336-20bfde57e80mr119970415ad.11.1728158777552; Sat, 05 Oct 2024 13:06:17 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 17/21] target/arm: Pass MemOp through get_phys_addr_twostage Date: Sat, 5 Oct 2024 13:05:56 -0700 Message-ID: <20241005200600.493604-18-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::631; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x631.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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158919679116600 Content-Type: text/plain; charset="utf-8" Pass memop through get_phys_addr_twostage with its recursion with get_phys_addr_nogpc. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/ptw.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 0445c3ccf3..f1fca086a4 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -3301,7 +3301,7 @@ static bool get_phys_addr_disabled(CPUARMState *env, =20 static bool get_phys_addr_twostage(CPUARMState *env, S1Translate *ptw, vaddr address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { @@ -3313,7 +3313,8 @@ static bool get_phys_addr_twostage(CPUARMState *env, = S1Translate *ptw, ARMSecuritySpace ipa_space; uint64_t hcr; =20 - ret =3D get_phys_addr_nogpc(env, ptw, address, access_type, 0, result,= fi); + ret =3D get_phys_addr_nogpc(env, ptw, address, access_type, + memop, result, fi); =20 /* If S1 fails, return early. */ if (ret) { @@ -3339,7 +3340,8 @@ static bool get_phys_addr_twostage(CPUARMState *env, = S1Translate *ptw, cacheattrs1 =3D result->cacheattrs; memset(result, 0, sizeof(*result)); =20 - ret =3D get_phys_addr_nogpc(env, ptw, ipa, access_type, 0, result, fi); + ret =3D get_phys_addr_nogpc(env, ptw, ipa, access_type, + memop, result, fi); fi->s2addr =3D ipa; =20 /* Combine the S1 and S2 perms. */ @@ -3469,7 +3471,7 @@ static bool get_phys_addr_nogpc(CPUARMState *env, S1T= ranslate *ptw, if (arm_feature(env, ARM_FEATURE_EL2) && !regime_translation_disabled(env, ARMMMUIdx_Stage2, ptw->in_sp= ace)) { return get_phys_addr_twostage(env, ptw, address, access_type, - result, fi); + memop, result, fi); } /* fall through */ =20 --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728158912; cv=none; d=zohomail.com; s=zohoarc; b=QQyO2cjBzPFEweyHenSGjc6/71ryXcPJP9oUwMXRWG2kJAjNC2Ehed5mO/39mGi386e+okQpPKPc6hFtrUeJMmFhZoksN5nvRRppxYT+dB2qdLmSXlBuW0aeU21l/nkge10lVlNSTCboKf40mASnZLROgoDCwA92ns2MVeCwbvM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728158912; 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=9tqb0TUsQOZF/sRJ8YxWqhKeQa3g/EH2JXyCvd2UdW4=; b=jV5ebAYnaCRWTgjDwN7ZRcYQiBOUisLWvUuVghmJRsyFaz2vb7yP4292sjk7v7QO1xqFUiUnsvX65QLKN3OEMFClDVZNCseDhOyWFnZqJtdooLuyg0UIlRIbkTsQu58Y8EFtmrNrqUtOOt5I/YY+yl9atlWldzyogHiB9zSi2t0= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728158912068901.0917138772859; Sat, 5 Oct 2024 13:08:32 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2w-0006Uo-7C; Sat, 05 Oct 2024 16:06:34 -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 1sxB2s-0006UP-Pc for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:30 -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 1sxB2h-0001od-Jz for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:20 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-20bb39d97d1so28024695ad.2 for ; Sat, 05 Oct 2024 13:06:19 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158778; x=1728763578; 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=9tqb0TUsQOZF/sRJ8YxWqhKeQa3g/EH2JXyCvd2UdW4=; b=Flcb35A3+1e0lsaNuT/iRTYxaoXDAOfgB2fFgVojuYRJl0JK/nazrkzhfd5G+0xgGB kyP6gMU3L2r/730jQvXooLHHjn3eFGM8KsNIzWTDWwMFi1jhGpbcDsJhUucNlAjSp/lv 2zKlp3sK7UcvDkfxaqJyUpzWRi7y4aE7kTVjtrq6Qp7d83zAbhR5zeky4oSfb4wz/W1z AFwLYueV5krCqBjJQStqqdk/V7rZwhx6mrIFmnAk9u2zM9Y1LLRZiy0v+8gtIk6WoDRU aSy975YaoPawmKJiv7FfxICeeaNEg26RMZbfodfnyfHKZGraZW+ozfnglQo2SLAD6d5G aMaA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158778; x=1728763578; 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=9tqb0TUsQOZF/sRJ8YxWqhKeQa3g/EH2JXyCvd2UdW4=; b=YTcVdqw3BJUxXxJJji+70Y38Yp/Vk2hdya+lKQeWBE/PtAYhyRlopD+tJAbHZW/rXe 9notRDWc/+HqRn1EpwowqDkNJW8k/Ik4hXK79XwMqrXL61d+UJDeH8s2fxT1bnosnzpt 7P8qP1R2VHzopJt/HwMTyPmivelZFCkja/aSj6d5Ri7GMDlBYip6KrMf1BT0Rrl8lO+F LkKOb2g81cPlcyCsn1MA/HipJt7EaOd+29emJGrtOSYYfK8YgfTiS1dbaQO38dV5BABW cxlrvWoWR9TJkE58Q6Orksjjb/FZNmnJ79nGot3JV8sBXYm5iJ5UfaHog19bjD57z0pB YkHA== X-Gm-Message-State: AOJu0YysFFUhSZXA+WzypQI49QLTdBm4iVsASElGKSWVbX1ah3BDsRPE uaP4o45p9+hgxouY26h4VjqRpUrb/rIJ1TW0PBrMNLk5XhM4HWKis4+0qfzfWYtpEgDzA+cY2S0 H X-Google-Smtp-Source: AGHT+IF/QbpbF3vd5RhMGi/uYgncSfdSoTpNoytfe03axosXsTK4sk6Oan6NQUL6chZLVm5cLU1oHQ== X-Received: by 2002:a17:902:f78f:b0:20b:7731:e3df with SMTP id d9443c01a7336-20bff1a5c04mr101016475ad.43.1728158778416; Sat, 05 Oct 2024 13:06:18 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 18/21] target/arm: Pass MemOp to get_phys_addr_lpae Date: Sat, 5 Oct 2024 13:05:57 -0700 Message-ID: <20241005200600.493604-19-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=richard.henderson@linaro.org; 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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728158913712116600 Content-Type: text/plain; charset="utf-8" Pass the value through from get_phys_addr_nogpc. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/ptw.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index f1fca086a4..238b2c92a9 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -1684,12 +1684,13 @@ static bool nv_nv1_enabled(CPUARMState *env, S1Tran= slate *ptw) * @ptw: Current and next stage parameters for the walk. * @address: virtual address to get physical address for * @access_type: MMU_DATA_LOAD, MMU_DATA_STORE or MMU_INST_FETCH + * @memop: memory operation feeding this access, or 0 for none * @result: set on translation success, * @fi: set to fault info if the translation fails */ static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw, uint64_t address, - MMUAccessType access_type, + MMUAccessType access_type, MemOp memop, GetPhysAddrResult *result, ARMMMUFaultInfo = *fi) { ARMCPU *cpu =3D env_archcpu(env); @@ -3534,7 +3535,8 @@ static bool get_phys_addr_nogpc(CPUARMState *env, S1T= ranslate *ptw, } =20 if (regime_using_lpae_format(env, mmu_idx)) { - return get_phys_addr_lpae(env, ptw, address, access_type, result, = fi); + return get_phys_addr_lpae(env, ptw, address, access_type, + memop, result, fi); } else if (arm_feature(env, ARM_FEATURE_V7) || regime_sctlr(env, mmu_idx) & SCTLR_XP) { return get_phys_addr_v6(env, ptw, address, access_type, result, fi= ); --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728159026; cv=none; d=zohomail.com; s=zohoarc; b=hcfedd15nfTDlpycqxIkS++Un8m+n4kGjQJjUP0hz38kHWhMRb5J3SR+GFuY2qh3HoEoLM8j5Hmh20WxLGAWXqRVn5GnC1wY5zHTXn49TqBhCnuoQ5a+rSTVOgK7Ze10eJz5ilsgulNE6E+0s39+Y+JCgfz8haUCOYDHKUN9/fM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728159026; 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=/ZHU/9Bj/Yhl/fLIAf9ED9KKjqQvRkGT+c+Pl2SvUJY=; b=HnBYjq0D7Rvo/uY9zQ42paeKbQJm8Dxs8EfZ0gMtP1bkOOVwXcYgr6eseWjWBdIZCf4DOVPJyQ40/u395sfuYhBnBbAZAuomF5dfb049EGAZ9fQ/0H3ye0tNDherv3FOAWu2sWtZE1jUkUgGc2m23BVNCCtuKLViDABIfHbJH5o= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728159026181921.1461153851151; Sat, 5 Oct 2024 13:10:26 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2y-0006Wi-Ar; Sat, 05 Oct 2024 16:06:36 -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 1sxB2w-0006V7-FP for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:34 -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 1sxB2s-0001p9-IJ for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:33 -0400 Received: by mail-pl1-x632.google.com with SMTP id d9443c01a7336-20b5fb2e89dso24663535ad.1 for ; Sat, 05 Oct 2024 13:06:20 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158779; x=1728763579; 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=/ZHU/9Bj/Yhl/fLIAf9ED9KKjqQvRkGT+c+Pl2SvUJY=; b=iwueuDNexQJ5b9aqfwad/mV8GZjyQRtqNKzG3Cbvg4xrQDQ8lOlmHV5/5OKvn44EvL r8HoAN2UOxglWfrmDnF1+HDWs98BHLEcRvGw8b55idEZeHOW9jXqe6mBInInPTyEhOVa 5dASRg84vrzFIjM0TQo7AW70do7DE5YzG7P4aLCfuX3I6BZIJuOQ/WypCfmv2yoIUsQy YNmPo6+4IcicIH2KPX4VO5ekqi8YYSVNnM4Pbv+4xbOWzWjIqmyA21ioS3K7Bnf0a2X5 GPR7PQqRA3i+dZ5IG7MGojwQ57p7FV4eIQ8kkkCVZApx46GgPhAMqshib0ACBkWEjW06 DCGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158780; x=1728763580; 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=/ZHU/9Bj/Yhl/fLIAf9ED9KKjqQvRkGT+c+Pl2SvUJY=; b=OUaIXh4AXEQC8mGzv/4DAZD986CODRofpRdnyQn5Ovp6MAM5SqwQ5AGwjljeprW6Cg /QBgpAhi14dV4RBUvD6ZsvZJuG2MzlU9Y8wbWPuqs+d1VKPwpLa1jgZ9etFTYLgEQX3a pYzWgZAVlHWVKYXDbmfpZ4iuThztRGH8uvg6tb1OzPvyVZRxJYctUxGsCPPBD8wdAjn4 BD2Fvn8kYqF5nUO1rAX9ZRfpjCBKAwPMLgKhDslVuQje88glBafT/rwA2Bn2rYCJOHBG rM3jhJPHSYbG4h2HI5Jy0enkaMOnroGDJKzHe1/q1UXOWu9vOtx8rbRh7RYOyxj23syX 3ptQ== X-Gm-Message-State: AOJu0YyNJQX/IuBw2E4HrihdIzzeHuuopn2z5CGtjbteYcG6mRZ0b9ZZ Ud6OywFpxUUXUCCTJposaRmktpfO3LdrYIG8uLBiZi+lyRVIro+MqFaqEvWqP33i6N1c+FRogzJ q X-Google-Smtp-Source: AGHT+IGaG41RXKz72+WYu6xA+vlkOEFZ7bvd3v+g0ts4N6YOcoq8IJtsLlpIollZYFin0+jpif++rQ== X-Received: by 2002:a17:903:228a:b0:207:1825:c65e with SMTP id d9443c01a7336-20bfe05f3c5mr90235625ad.18.1728158779678; Sat, 05 Oct 2024 13:06:19 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 19/21] target/arm: Move device detection earlier in get_phys_addr_lpae Date: Sat, 5 Oct 2024 13:05:58 -0700 Message-ID: <20241005200600.493604-20-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=richard.henderson@linaro.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159028133116600 Content-Type: text/plain; charset="utf-8" Determine cache attributes, and thence Device vs Normal memory, earlier in the function. We have an existing regime_is_stage2 if block into which this can be slotted. Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/ptw.c | 49 ++++++++++++++++++++++++------------------------ 1 file changed, 25 insertions(+), 24 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 238b2c92a9..0a1a820362 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -2029,8 +2029,20 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1T= ranslate *ptw, xn =3D extract64(attrs, 53, 2); result->f.prot =3D get_S2prot(env, ap, xn, ptw->in_s1_is_el0); } + + result->cacheattrs.is_s2_format =3D true; + result->cacheattrs.attrs =3D extract32(attrs, 2, 4); + /* + * Security state does not really affect HCR_EL2.FWB; + * we only need to filter FWB for aa32 or other FEAT. + */ + device =3D S2_attrs_are_device(arm_hcr_el2_eff(env), + result->cacheattrs.attrs); } else { int nse, ns =3D extract32(attrs, 5, 1); + uint8_t attrindx; + uint64_t mair; + switch (out_space) { case ARMSS_Root: /* @@ -2102,6 +2114,19 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1T= ranslate *ptw, */ result->f.prot =3D get_S1prot(env, mmu_idx, aarch64, ap, xn, pxn, result->f.attrs.space, out_space); + + /* Index into MAIR registers for cache attributes */ + attrindx =3D extract32(attrs, 2, 3); + mair =3D env->cp15.mair_el[regime_el(env, mmu_idx)]; + assert(attrindx <=3D 7); + result->cacheattrs.is_s2_format =3D false; + result->cacheattrs.attrs =3D extract64(mair, attrindx * 8, 8); + + /* When in aarch64 mode, and BTI is enabled, remember GP in the TL= B. */ + if (aarch64 && cpu_isar_feature(aa64_bti, cpu)) { + result->f.extra.arm.guarded =3D extract64(attrs, 50, 1); /* GP= */ + } + device =3D S1_attrs_are_device(result->cacheattrs.attrs); } =20 if (!(result->f.prot & (1 << access_type))) { @@ -2131,30 +2156,6 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1T= ranslate *ptw, result->f.attrs.space =3D out_space; result->f.attrs.secure =3D arm_space_is_secure(out_space); =20 - if (regime_is_stage2(mmu_idx)) { - result->cacheattrs.is_s2_format =3D true; - result->cacheattrs.attrs =3D extract32(attrs, 2, 4); - /* - * Security state does not really affect HCR_EL2.FWB; - * we only need to filter FWB for aa32 or other FEAT. - */ - device =3D S2_attrs_are_device(arm_hcr_el2_eff(env), - result->cacheattrs.attrs); - } else { - /* Index into MAIR registers for cache attributes */ - uint8_t attrindx =3D extract32(attrs, 2, 3); - uint64_t mair =3D env->cp15.mair_el[regime_el(env, mmu_idx)]; - assert(attrindx <=3D 7); - result->cacheattrs.is_s2_format =3D false; - result->cacheattrs.attrs =3D extract64(mair, attrindx * 8, 8); - - /* When in aarch64 mode, and BTI is enabled, remember GP in the TL= B. */ - if (aarch64 && cpu_isar_feature(aa64_bti, cpu)) { - result->f.extra.arm.guarded =3D extract64(attrs, 50, 1); /* GP= */ - } - device =3D S1_attrs_are_device(result->cacheattrs.attrs); - } - /* * Enable alignment checks on Device memory. * --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158780; x=1728763580; 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=0AFMCCsh2dZpLpZMXFYavJotm9FHniFYW8AGrgK05Hs=; b=W684qDrv9e+rU+AfZ4SNTfi6obvo2LcmM2x0VKZHOP8T1tKDu3J/W8ja2ztaDZN4Nb MHyquZihJ1yEtGfdE3QD8uXTts9ej2COkd31/g/cnjMqsjWH5eq+h5HY232pRyLGT4Og aS7vaCA2Eu1GbCS3hVYJe8S1SNPilNWWsVoC5jJ4dsiS3W9tIHefW0RqSBgTy6im7jzJ +dYpjJOhpffigFCycRiKrz6YhVXappHs38kWY6XO84EXSKS85L6Tlu7Lyx4xoTOvMTzP iIBDU1jDCg96Nuc/YueoTefDM9QSbn0ZxwEl/NGB+afyf8UUOCFS5Q8dF/txgvpPBGcp xyNA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158780; x=1728763580; 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=0AFMCCsh2dZpLpZMXFYavJotm9FHniFYW8AGrgK05Hs=; b=JXQPTpR71wN8qvHWbdnXkOUjL+WneSvpUYkhXfgXLNVDXQKYZreQPcHWAkjGjwszgD GFfPR+hbzHJ+SViOvcJHLWC/KqFbjS2vRRxIaGAAUMKP/G/fFlSsKhczIV1ZLVwVDPqz WWWopR6CpXSkWG9D0lUlllv7fNBPiPmzA6RMvLFApJUqXOCVWtZ8ddhfxQGPiqTCNvDi 6P5WFgrRfSTCBMhFVhEhqbhQbKIS/3Z0z7thQusBZ1FFapp7x/EWPIsudJ/HX/h8gc7d tRl/8ySPhReC7CYeE31G74QWs3DzT8KyqOVcn2+Fo+HA+cE4ETpOFEwx2b+JddLoE6tY LaHg== X-Gm-Message-State: AOJu0YyF296gqZNwvrogQirfqOTwtQglrhMFSL5y6A5v7XZ7lb9c272b 8Jb4LMloLTRGu7PC7O8AqJY1Iqaf0wBtl1017IC5bK9Vyzp30zWZfv90tTy2d/OE893SVMz8/C8 9 X-Google-Smtp-Source: AGHT+IFQWlOaLHXh4IPf9U+1cxmSVfYPLms4xolaX7BFBENlDrFNojC92ydhZIWJvqWY9iSxsqXglg== X-Received: by 2002:a17:903:32ca:b0:206:9818:5439 with SMTP id d9443c01a7336-20bfdff2fe6mr85317145ad.19.1728158780508; Sat, 05 Oct 2024 13:06:20 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 20/21] target/arm: Add arm_cpu_tlb_fill_align Date: Sat, 5 Oct 2024 13:05:59 -0700 Message-ID: <20241005200600.493604-21-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159014058116600 Content-Type: text/plain; charset="utf-8" Fill in the tlb_fill_align hook. So far this is the same as tlb_fill_align_first, except that we can pass memop to get_phys_addr as well. Signed-off-by: Richard Henderson Reviewed-by: Helge Deller Reviewed-by: Peter Maydell --- target/arm/internals.h | 3 +++ target/arm/cpu.c | 2 +- target/arm/tcg/cpu-v7m.c | 2 +- target/arm/tcg/tlb_helper.c | 27 +++++++++++++++++++++++---- 4 files changed, 28 insertions(+), 6 deletions(-) diff --git a/target/arm/internals.h b/target/arm/internals.h index a6088d551c..6916d43009 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -819,6 +819,9 @@ void arm_cpu_record_sigbus(CPUState *cpu, vaddr addr, bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size, MMUAccessType access_type, int mmu_idx, bool probe, uintptr_t retaddr); +bool arm_cpu_tlb_fill_align(CPUState *cs, vaddr address, MemOp memop, + int size, MMUAccessType access_type, + int mmu_idx, bool probe, uintptr_t retaddr); #endif =20 static inline int arm_to_core_mmu_idx(ARMMMUIdx mmu_idx) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 08731ed4e0..293eb5949e 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -2663,7 +2663,7 @@ static const TCGCPUOps arm_tcg_ops =3D { .record_sigsegv =3D arm_cpu_record_sigsegv, .record_sigbus =3D arm_cpu_record_sigbus, #else - .tlb_fill_align =3D tlb_fill_align_first, + .tlb_fill_align =3D arm_cpu_tlb_fill_align, .tlb_fill =3D arm_cpu_tlb_fill, .cpu_exec_interrupt =3D arm_cpu_exec_interrupt, .cpu_exec_halt =3D arm_cpu_exec_halt, diff --git a/target/arm/tcg/cpu-v7m.c b/target/arm/tcg/cpu-v7m.c index 8874fe0e11..a071979636 100644 --- a/target/arm/tcg/cpu-v7m.c +++ b/target/arm/tcg/cpu-v7m.c @@ -242,7 +242,7 @@ static const TCGCPUOps arm_v7m_tcg_ops =3D { .record_sigsegv =3D arm_cpu_record_sigsegv, .record_sigbus =3D arm_cpu_record_sigbus, #else - .tlb_fill_align =3D tlb_fill_align_first, + .tlb_fill_align =3D arm_cpu_tlb_fill_align, .tlb_fill =3D arm_cpu_tlb_fill, .cpu_exec_interrupt =3D arm_v7m_cpu_exec_interrupt, .cpu_exec_halt =3D arm_cpu_exec_halt, diff --git a/target/arm/tcg/tlb_helper.c b/target/arm/tcg/tlb_helper.c index 1d8b7bcaa2..e83ece9462 100644 --- a/target/arm/tcg/tlb_helper.c +++ b/target/arm/tcg/tlb_helper.c @@ -318,9 +318,9 @@ void arm_cpu_do_transaction_failed(CPUState *cs, hwaddr= physaddr, arm_deliver_fault(cpu, addr, access_type, mmu_idx, &fi); } =20 -bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size, - MMUAccessType access_type, int mmu_idx, - bool probe, uintptr_t retaddr) +static bool tlb_fill_internal(CPUState *cs, vaddr address, int size, + MMUAccessType access_type, MemOp memop, + int mmu_idx, bool probe, uintptr_t retaddr) { ARMCPU *cpu =3D ARM_CPU(cs); GetPhysAddrResult res =3D {}; @@ -344,7 +344,7 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int = size, * return false. Otherwise populate fsr with ARM DFSR/IFSR fault * register format, and signal the fault. */ - ret =3D get_phys_addr(&cpu->env, address, access_type, 0, + ret =3D get_phys_addr(&cpu->env, address, access_type, memop, core_to_arm_mmu_idx(&cpu->env, mmu_idx), &res, fi); if (likely(!ret)) { @@ -371,6 +371,25 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, arm_deliver_fault(cpu, address, access_type, mmu_idx, fi); } } + +bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size, + MMUAccessType access_type, int mmu_idx, + bool probe, uintptr_t retaddr) +{ + return tlb_fill_internal(cs, address, size, access_type, 0, + mmu_idx, probe, retaddr); +} + +bool arm_cpu_tlb_fill_align(CPUState *cs, vaddr address, MemOp memop, + int size, MMUAccessType access_type, + int mmu_idx, bool probe, uintptr_t retaddr) +{ + if (unlikely(address & ((1 << memop_alignment_bits(memop)) - 1))) { + arm_cpu_do_unaligned_access(cs, address, access_type, mmu_idx, ret= addr); + } + return tlb_fill_internal(cs, address, size, access_type, memop, + mmu_idx, probe, retaddr); +} #else void arm_cpu_record_sigsegv(CPUState *cs, vaddr addr, MMUAccessType access_type, --=20 2.43.0 From nobody Sat Nov 23 22:37:13 2024 Delivered-To: importer@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+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1728159030; cv=none; d=zohomail.com; s=zohoarc; b=Uc9wIHUKd/rluJdsUFELMrt1EqgfsBeV9dojVqTkJepsBVevyYXdCFnKqJwSCM8xesULZCWA3NOD93RMCLD+YNnleiYdq0f93PlFg9cZGbDQbtrRP4oSFixpCuPt71PZ/5pkEma0log78A1wsPFhoPKeASdzwfyRW1WFzSJeI2s= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728159030; 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=OPq3M0kuo1Nn8l2/hQhKXzGFF76ZzptYhUbdCidOcco=; b=Lk4KoGYM2GqBVTrju2oVoWYHV/vdD3G71SOAtE7sK2ckf94uyfmrc1ElxW0b2oy6Ihr2GfWYFxI0zbvsXANc6np1BU4w5IiXF2v6w3xX9Pifr02l/iE7YJ6pSP8WsxBh9WmCc+VA2CwDshUb1Pf75KbKeFGeV/QgHtxOTFIHTlY= 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+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1728159030407659.8080992380534; Sat, 5 Oct 2024 13:10:30 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxB2y-0006WL-7U; Sat, 05 Oct 2024 16:06:36 -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 1sxB2w-0006V4-DS for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:34 -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 1sxB2s-0001pb-HY for qemu-devel@nongnu.org; Sat, 05 Oct 2024 16:06:32 -0400 Received: by mail-pl1-x632.google.com with SMTP id d9443c01a7336-20b9b35c7c7so22719975ad.1 for ; Sat, 05 Oct 2024 13:06:22 -0700 (PDT) Received: from stoup.. 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[174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c13931055sm16493405ad.139.2024.10.05.13.06.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 05 Oct 2024 13:06:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728158781; x=1728763581; 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=OPq3M0kuo1Nn8l2/hQhKXzGFF76ZzptYhUbdCidOcco=; b=ctumXebQxONXJtiRS6QP2JrV9gIES24w0rbyA1zRuXT7gJXu3SyWlr3WEpwMNAFdx3 WDqcwQjce+gvAZeoxIymSG3X2+CyKiJDCNp0W1IolcCeAEMcgZ7Zt0R+wLCt67/6rypg C9p+1Yqj+li8GrvSR00JWalAgiphg2EFi9PJPdYh0JpJf482At+dgc3aG1RcGjC2y8LS qi9heu3ytK1y0Ptfw6+SGREnC4Qv3I5LtVxC/jFCjsgrT1dmi9i8bqUsaA6DcbF+DZGx HOfhBGgLSufIBAeSKjFQsXH1YThTEWPP7SxpyKqWLVfxTH0SgREfDKBfZMnlWFsCkcdo 8sYg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728158781; x=1728763581; 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=OPq3M0kuo1Nn8l2/hQhKXzGFF76ZzptYhUbdCidOcco=; b=OP89oCgQJw6ObkJQED0W5oGFfwQ8dWrVA1BJuHvCh4oeoWdR3dvHAIskwaygmm+vrl Vfgo0aEFqMDA0LpTiT758qiGSCgZAkFaQiG2rTC9+Ncli0b+466gtZorerPeTgD9jLWE aq3qyiRBIWarsKvld1i8PVrjB1iUO4aGIpUJ1uM9gLTAPH9wzvWqASFFH8t8n/dngJXK XMqUtgbjQpj7gwHJ3JUV+t6CgixHAuljGkRw7uJhZ73PMsc4nNbGLZuMw5g5QLS87pFw j0lnvtU6HTAakMHoNqomDKGaxxeD68fFBmU93nkTc6qqnOcWvN5G+FmI64V2V/ERzpEV 6dRg== X-Gm-Message-State: AOJu0YzpwMpMWhgKhdDV2xjkJFjOGAFFsIi+baArAOFmANTWENbrtuZM mD7ZmhqrYmnkS8uQgxmOPpEqGhaexXiprjvcX+3/tcjM98Sn+KBVw48T1cs5jI59VlCmDZxxfWU P X-Google-Smtp-Source: AGHT+IEXZ+Zzt8PYusjsrpVGhTnFdRGcsZ6PugCvEf2Sr7CI2YAi0gDdsUS8CYPUBNKBVP2Jklnamw== X-Received: by 2002:a17:902:da92:b0:20b:6188:fc5e with SMTP id d9443c01a7336-20bfdfff45emr91588865ad.28.1728158781473; Sat, 05 Oct 2024 13:06:21 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: deller@kernel.org, peter.maydell@linaro.org, alex.bennee@linaro.org, linux-parisc@vger.kernel.org, qemu-arm@nongnu.org Subject: [PATCH v2 21/21] target/arm: Fix alignment fault priority in get_phys_addr_lpae Date: Sat, 5 Oct 2024 13:06:00 -0700 Message-ID: <20241005200600.493604-22-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241005200600.493604-1-richard.henderson@linaro.org> References: <20241005200600.493604-1-richard.henderson@linaro.org> 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=richard.henderson@linaro.org; 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=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1728159032092116600 Content-Type: text/plain; charset="utf-8" Now that we have the MemOp for the access, we can order the alignment fault caused by memory type before the permission fault for the page. For subsequent page hits, permission and stage 2 checks are known to pass, and so the TLB_CHECK_ALIGNED fault raised in generic code is not mis-ordered. Signed-off-by: Richard Henderson Reviewed-by: Peter Maydell --- target/arm/ptw.c | 51 ++++++++++++++++++++++++++++-------------------- 1 file changed, 30 insertions(+), 21 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index 0a1a820362..dd40268397 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -2129,6 +2129,36 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1T= ranslate *ptw, device =3D S1_attrs_are_device(result->cacheattrs.attrs); } =20 + /* + * Enable alignment checks on Device memory. + * + * Per R_XCHFJ, the correct ordering for alignment, permission, + * and stage 2 faults is: + * - Alignment fault caused by the memory type + * - Permission fault + * - A stage 2 fault on the memory access + * Perform the alignment check now, so that we recognize it in + * the correct order. Set TLB_CHECK_ALIGNED so that any subsequent + * softmmu tlb hit will also check the alignment; clear along the + * non-device path so that tlb_fill_flags is consistent in the + * event of restart_atomic_update. + * + * In v7, for a CPU without the Virtualization Extensions this + * access is UNPREDICTABLE; we choose to make it take the alignment + * fault as is required for a v7VE CPU. (QEMU doesn't emulate any + * CPUs with ARM_FEATURE_LPAE but not ARM_FEATURE_V7VE anyway.) + */ + if (device) { + unsigned a_bits =3D memop_atomicity_bits(memop); + if (address & ((1 << a_bits) - 1)) { + fi->type =3D ARMFault_Alignment; + goto do_fault; + } + result->f.tlb_fill_flags =3D TLB_CHECK_ALIGNED; + } else { + result->f.tlb_fill_flags =3D 0; + } + if (!(result->f.prot & (1 << access_type))) { fi->type =3D ARMFault_Permission; goto do_fault; @@ -2156,27 +2186,6 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1T= ranslate *ptw, result->f.attrs.space =3D out_space; result->f.attrs.secure =3D arm_space_is_secure(out_space); =20 - /* - * Enable alignment checks on Device memory. - * - * Per R_XCHFJ, this check is mis-ordered. The correct ordering - * for alignment, permission, and stage 2 faults should be: - * - Alignment fault caused by the memory type - * - Permission fault - * - A stage 2 fault on the memory access - * but due to the way the TCG softmmu TLB operates, we will have - * implicitly done the permission check and the stage2 lookup in - * finding the TLB entry, so the alignment check cannot be done sooner. - * - * In v7, for a CPU without the Virtualization Extensions this - * access is UNPREDICTABLE; we choose to make it take the alignment - * fault as is required for a v7VE CPU. (QEMU doesn't emulate any - * CPUs with ARM_FEATURE_LPAE but not ARM_FEATURE_V7VE anyway.) - */ - if (device) { - result->f.tlb_fill_flags |=3D TLB_CHECK_ALIGNED; - } - /* * For FEAT_LPA2 and effective DS, the SH field in the attributes * was re-purposed for output address bits. The SH attribute in --=20 2.43.0