From nobody Sun Nov 24 01:08:10 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=1728432366; cv=none; d=zohomail.com; s=zohoarc; b=O897Vwn7G7EqVtu/eOewSM+8DF1HHIei68DfOoUnnU9Hty5m086SnR66d/XE69xf6cdWGYpT84kWhXesrAx5f47yKbP9Xm3H88j9qAI4qnK5JtU6dxZ3+/xXcCdXFlzFo1u0XQVrTUWWwIFPOZkg7IHhipEjalWCXwXnngLFIh0= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728432366; 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=hoQpjuwa20HwjACHrMlYHXe57YCg2K0w30eV5HVGvRc=; b=KjIX3C/4Rkpz2OmNsWUkeLKgkVZb4h3cbxNKwdpi8DAd454YNcqdJuYmR3YtNST30rDIqDg7lMW+tuVtRiZmvVS91lfaFt6+GJchroXdhXBb2ch/0OqYI25X/KKYXQTOqXRIdkCkt0cSXkBol4qwgk/mWXjSu8XmWJBYqbwMjRg= 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 1728432366290188.70369332756047; Tue, 8 Oct 2024 17:06:06 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1syKCN-0004DN-PP; Tue, 08 Oct 2024 20:05:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1syKCM-0004Cf-Jy for qemu-devel@nongnu.org; Tue, 08 Oct 2024 20:05:02 -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 1syKCK-0002es-K2 for qemu-devel@nongnu.org; Tue, 08 Oct 2024 20:05:02 -0400 Received: by mail-pg1-x52e.google.com with SMTP id 41be03b00d2f7-7ae3d7222d4so5232425a12.3 for ; Tue, 08 Oct 2024 17:05:00 -0700 (PDT) Received: from stoup.. (174-21-81-121.tukw.qwest.net. [174.21.81.121]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c138cecf2sm60705105ad.104.2024.10.08.17.04.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 08 Oct 2024 17:04:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1728432299; x=1729037099; 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=hoQpjuwa20HwjACHrMlYHXe57YCg2K0w30eV5HVGvRc=; b=SYMsuIHGwC3Jq0/0Pvmcsj3PZYiJvofyiTMeXa6wy1V4+xxh0iiVUrT5x9nn/v0Ku4 ppDaVI/KHL1NyHPEIDt6ohL4heMcs/GpggyciFeTocF59b4RGdaQTJlnmY82WW/UGx+X A2M6MYoWfFqKrrz1O0A11iliqbKEvQoHcIow3OulRB6qBzUt32zGwi2xCyJYrvxZniDG sSYoDastUSdctof8CANvFalV5LIAwKQNIcFB4aqFy+rPXkmMRoHVuKdDa8X6e9F1I544 QY4d7OwaJgRw7ew9OjedISxQpI1CKhe0U5y48z/ZqdvhnEDBOwCQJleqBova2n6YTyo2 btbg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1728432299; x=1729037099; 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=hoQpjuwa20HwjACHrMlYHXe57YCg2K0w30eV5HVGvRc=; b=T40pB3/0ggjazjzR1GSLLtdsigSXxuxtyxI5t8NXYrn9D1rjZ83NDvQmL969y0aIwg C1qjGXI6bLXpetmbFDVbfcB2lohoGn5nodXuHR1MhRw5IdfMTc78StHTfbmI30saGFmf WZN4unQKQHykON1AnsQma8M03nb+XzdlNMpaVA14LEXX4Nofqh8nOg563QbokGWsLbff Nmr3yq4XbWMMiYAnbv7uf9ypti2O2lFQ320/EZIjdAEBvXf3kGZgzb5Gf8pl8N002uE5 8PU6cpMX/FnKTHm5B9coRYeXU9x3f1Qo7n5toU86IStEgkfxyRWc/TyHET1TrLSsPgoE ZPng== X-Gm-Message-State: AOJu0YxtyoN4zlQ7oVC6M3uxHb8iUdyX3rIp7HZAN+JgybytIx8XgJUO uwApPIpevQUDOictMEP1M6Ym4XpNuWcdjTKHcuMfslp8YS8oYJckk9A7IFqu69oho3SNNo1yQql s X-Google-Smtp-Source: AGHT+IEeu9+lnXWIBhz7pgvstBsOBX6KI79/ZD6KPp8fSOXLhjN4UEVyBQB1oHIG/Wwjwoi0un6x8Q== X-Received: by 2002:a17:903:2b05:b0:20b:6d8c:463 with SMTP id d9443c01a7336-20c637557d0mr12308135ad.35.1728432299121; Tue, 08 Oct 2024 17:04:59 -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, Helge Deller Subject: [PATCH v3 04/20] include/exec/memop: Introduce memop_atomicity_bits Date: Tue, 8 Oct 2024 17:04:37 -0700 Message-ID: <20241009000453.315652-5-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241009000453.315652-1-richard.henderson@linaro.org> References: <20241009000453.315652-1-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=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: 1728432367159116600 Content-Type: text/plain; charset="utf-8" Split out of mmu_lookup. Reviewed-by: Helge Deller Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- 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 a975fe5f89..35cda1e2b0 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -1767,20 +1767,8 @@ 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