From nobody Thu Apr 3 23:46:44 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1741157751709493.1777896747625; Tue, 4 Mar 2025 22:55:51 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tpif5-0001A2-Ac; Wed, 05 Mar 2025 01:55:25 -0500 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 1tpiek-00017E-Sf for qemu-devel@nongnu.org; Wed, 05 Mar 2025 01:55:06 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tpiei-0005wQ-6a for qemu-devel@nongnu.org; Wed, 05 Mar 2025 01:55:02 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8BxjaxC9cdnDOmKAA--.8056S3; Wed, 05 Mar 2025 14:54:58 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by front1 (Coremail) with SMTP id qMiowMCx_cYw9cdnViM3AA--.10022S3; Wed, 05 Mar 2025 14:54:57 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org, peter.maydell@linaro.org, maobibo@loongson.cn Cc: richard.henderson@linaro.org, yangxiaojuan@loongson.cn, wangliupu@loongson.cn Subject: [PATCH v7 1/2] target/loongarch: fix 'make check-functional' failed Date: Wed, 5 Mar 2025 14:33:10 +0800 Message-Id: <20250305063311.830674-2-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20250305063311.830674-1-gaosong@loongson.cn> References: <20250305063311.830674-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowMCx_cYw9cdnViM3AA--.10022S3 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== 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=114.242.206.163; envelope-from=gaosong@loongson.cn; helo=mail.loongson.cn X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, 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-ZM-MESSAGEID: 1741157753117019100 Content-Type: text/plain; charset="utf-8" some tlb instructions get the tlb_ps from tlb->misc but the value may has been initialized to 0,just check the tlb_ps skip the function and write a log. Signed-off-by: Song Gao Reviewed-by: Bibo Mao --- target/loongarch/tcg/tlb_helper.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/target/loongarch/tcg/tlb_helper.c b/target/loongarch/tcg/tlb_h= elper.c index a323606e5a..27c729b5b5 100644 --- a/target/loongarch/tcg/tlb_helper.c +++ b/target/loongarch/tcg/tlb_helper.c @@ -123,7 +123,11 @@ static void invalidate_tlb_entry(CPULoongArchState *en= v, int index) uint8_t tlb_v0 =3D FIELD_EX64(tlb->tlb_entry0, TLBENTRY, V); uint8_t tlb_v1 =3D FIELD_EX64(tlb->tlb_entry1, TLBENTRY, V); uint64_t tlb_vppn =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, VPPN); + uint8_t tlb_e =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, E); =20 + if (!tlb_e) { + return; + } if (index >=3D LOONGARCH_STLB) { tlb_ps =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS); } else { @@ -427,7 +431,11 @@ void helper_invtlb_page_asid(CPULoongArchState *env, t= arget_ulong info, uint16_t tlb_asid =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, ASID); uint64_t vpn, tlb_vppn; uint8_t tlb_ps, compare_shift; + uint8_t tlb_e =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, E); =20 + if (!tlb_e) { + continue; + } if (i >=3D LOONGARCH_STLB) { tlb_ps =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS); } else { @@ -456,7 +464,11 @@ void helper_invtlb_page_asid_or_g(CPULoongArchState *e= nv, uint16_t tlb_asid =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, ASID); uint64_t vpn, tlb_vppn; uint8_t tlb_ps, compare_shift; + uint8_t tlb_e =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, E); =20 + if (!tlb_e) { + continue; + } if (i >=3D LOONGARCH_STLB) { tlb_ps =3D FIELD_EX64(tlb->tlb_misc, TLB_MISC, PS); } else { --=20 2.34.1