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[2603:800c:1201:c600:119c:490c:a4ee:8e8]) by smtp.gmail.com with ESMTPSA id u25-20020a62ed19000000b004f140515d56sm3318043pfh.46.2022.03.03.11.15.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 11:15:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=f5NF1Xhw+Erdj+thQwPRUzILFmSAD0uMaYQuiNMvI6I=; b=CTTYz6SRD4maCA0i70BHCznp+kU+4cuT7ar01WLuhcim92aPZHQaT5xcbtU7I1UEsn lxrlEgM05kKu4BX34Bnal8cfTXBwzh6spoDoMhBnFRybL64izNK/GKvRudfN+DtG7lCH hA1IwV2hRl5KRL/Pe0ht7p5oxrxWmrXn0ZHuoYFgz9eYKSsoeWLHyHvnzg1vL99pz5mK q8pP4HG3Bffm+yYMZjB0WKcY/ekDq4GPud49aPFYtwRW0Lj72Hegbj0Q3wtx9l3qbPZC Sw6ot4j7f/vwVsavaYHRNSoU6wp/6ucqGyHxYPII9428SA62pbCetMPcJ7e5vSB6EmIg lClw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=f5NF1Xhw+Erdj+thQwPRUzILFmSAD0uMaYQuiNMvI6I=; b=qwATwJjeN6I6pCzHgFs2YjKqMfwr8I+ckhz8/NHNdI5O1LMk3Vq6IRoPOC95eyoeY7 dWsaENOCK9BwR4fhhM1n7FX7BGWh4jhJe7564iIzA2VT8O1xDkJ8BlhAFW2hHQfNILhe BQkWhF7od+xpKCmCaIsv6MqJJs03hirL09JbfIGTtSqlsv/IswEtPVzTCV4d/sxrDag4 6R41OHjWkmkOO97GWBFMeiT2HvfnRkb5uJqTBByGOTWtffwnEAtkRxa52fLgePLDzJoW uvVBzvo6wL/QggLyUwriiNge8wmGbg1LxSplfcUXAQZuCfD1XHBdrHZfY3Ax1+pWD158 9Y3Q== X-Gm-Message-State: AOAM532Iu51fC82Bk8PSdnr4fQySlQ/87R0bxl/aiKjLzBRhoeyLkK2D EMzv4oUvw+5Rim2ZgRgIlKDBRIBQ8IbNsw== X-Google-Smtp-Source: ABdhPJxKmA2HQNTNxWCVgOioqII/Ou6aIh2R9erfQIjw0yVqUNNJqqZLxU2E3svFaxKGJjY1d8JaBA== X-Received: by 2002:a05:6a00:24c7:b0:4e1:cb76:32d1 with SMTP id d7-20020a056a0024c700b004e1cb7632d1mr39486434pfv.36.1646334956978; Thu, 03 Mar 2022 11:15:56 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 2/9] accel/tcg: Split out g2h_tlbe Date: Thu, 3 Mar 2022 09:15:44 -1000 Message-Id: <20220303191551.466631-3-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220303191551.466631-1-richard.henderson@linaro.org> References: <20220303191551.466631-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Host-Lookup-Failed: Reverse DNS lookup failed for 2607:f8b0:4864:20::52b (failed) Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::52b; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x52b.google.com X-Spam_score_int: -6 X-Spam_score: -0.7 X-Spam_bar: / X-Spam_report: (-0.7 / 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, PDS_HP_HELO_NORDNS=0.659, RCVD_IN_DNSWL_NONE=-0.0001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: WANG Xuerui , Alistair Francis , =?UTF-8?q?Alex=20Benn=C3=A9e?= , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1646335239225100001 Create a new function to combine a CPUTLBEntry addend with the guest address to form a host address. Reviewed-by: WANG Xuerui Reviewed-by: Alex Benn=C3=A9e Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Alistair Francis Signed-off-by: Richard Henderson --- accel/tcg/cputlb.c | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) diff --git a/accel/tcg/cputlb.c b/accel/tcg/cputlb.c index 3b918fe018..0e62aa5d7c 100644 --- a/accel/tcg/cputlb.c +++ b/accel/tcg/cputlb.c @@ -91,6 +91,11 @@ static inline size_t sizeof_tlb(CPUTLBDescFast *fast) return fast->mask + (1 << CPU_TLB_ENTRY_BITS); } =20 +static inline uintptr_t g2h_tlbe(const CPUTLBEntry *tlb, target_ulong gadd= r) +{ + return tlb->addend + (uintptr_t)gaddr; +} + static void tlb_window_reset(CPUTLBDesc *desc, int64_t ns, size_t max_entries) { @@ -986,8 +991,7 @@ static void tlb_reset_dirty_range_locked(CPUTLBEntry *t= lb_entry, =20 if ((addr & (TLB_INVALID_MASK | TLB_MMIO | TLB_DISCARD_WRITE | TLB_NOTDIRTY)) =3D=3D 0) { - addr &=3D TARGET_PAGE_MASK; - addr +=3D tlb_entry->addend; + addr =3D g2h_tlbe(tlb_entry, addr & TARGET_PAGE_MASK); if ((addr - start) < length) { #if TCG_OVERSIZED_GUEST tlb_entry->addr_write |=3D TLB_NOTDIRTY; @@ -1537,7 +1541,7 @@ tb_page_addr_t get_page_addr_code_hostp(CPUArchState = *env, target_ulong addr, return -1; } =20 - p =3D (void *)((uintptr_t)addr + entry->addend); + p =3D (void *)g2h_tlbe(entry, addr); if (hostp) { *hostp =3D p; } @@ -1629,7 +1633,7 @@ static int probe_access_internal(CPUArchState *env, t= arget_ulong addr, } =20 /* Everything else is RAM. */ - *phost =3D (void *)((uintptr_t)addr + entry->addend); + *phost =3D (void *)g2h_tlbe(entry, addr); return flags; } =20 @@ -1737,7 +1741,7 @@ bool tlb_plugin_lookup(CPUState *cpu, target_ulong ad= dr, int mmu_idx, data->v.io.offset =3D (iotlbentry->addr & TARGET_PAGE_MASK) + = addr; } else { data->is_io =3D false; - data->v.ram.hostaddr =3D (void *)((uintptr_t)addr + tlbe->adde= nd); + data->v.ram.hostaddr =3D (void *)g2h_tlbe(tlbe, addr); } return true; } else { @@ -1836,7 +1840,7 @@ static void *atomic_mmu_lookup(CPUArchState *env, tar= get_ulong addr, goto stop_the_world; } =20 - hostaddr =3D (void *)((uintptr_t)addr + tlbe->addend); + hostaddr =3D (void *)g2h_tlbe(tlbe, addr); =20 if (unlikely(tlb_addr & TLB_NOTDIRTY)) { notdirty_write(env_cpu(env), addr, size, @@ -1967,7 +1971,7 @@ load_helper(CPUArchState *env, target_ulong addr, Mem= OpIdx oi, access_type, op ^ (need_swap * MO_BSWAP)); } =20 - haddr =3D (void *)((uintptr_t)addr + entry->addend); + haddr =3D (void *)g2h_tlbe(entry, addr); =20 /* * Keep these two load_memop separate to ensure that the compiler @@ -2004,7 +2008,7 @@ load_helper(CPUArchState *env, target_ulong addr, Mem= OpIdx oi, return res & MAKE_64BIT_MASK(0, size * 8); } =20 - haddr =3D (void *)((uintptr_t)addr + entry->addend); + haddr =3D (void *)g2h_tlbe(entry, addr); return load_memop(haddr, op); } =20 @@ -2375,7 +2379,7 @@ store_helper(CPUArchState *env, target_ulong addr, ui= nt64_t val, notdirty_write(env_cpu(env), addr, size, iotlbentry, retaddr); } =20 - haddr =3D (void *)((uintptr_t)addr + entry->addend); + haddr =3D (void *)g2h_tlbe(entry, addr); =20 /* * Keep these two store_memop separate to ensure that the compiler @@ -2400,7 +2404,7 @@ store_helper(CPUArchState *env, target_ulong addr, ui= nt64_t val, return; } =20 - haddr =3D (void *)((uintptr_t)addr + entry->addend); + haddr =3D (void *)g2h_tlbe(entry, addr); store_memop(haddr, val, op); } =20 --=20 2.25.1