From nobody Wed Jan 7 09:48:06 2026 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 1767095741076249.61638683550393; Tue, 30 Dec 2025 03:55:41 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJY-0005ys-LF; Tue, 30 Dec 2025 06:55:00 -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 1vaYJX-0005w8-55 for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:59 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJU-0005WW-As for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:58 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8AxjsOCvVNptGIEAA--.14409S3; Tue, 30 Dec 2025 19:54:42 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by front1 (Coremail) with SMTP id qMiowJBxLMJ+vVNp_78GAA--.15307S3; Tue, 30 Dec 2025 19:54:41 +0800 (CST) From: Song Gao To: maobibo@loongson.cn Cc: qemu-devel@nongnu.org, philmd@linaro.org, jiaxun.yang@flygoat.com Subject: [PATCH v3 1/3] target/loongach: Fix some exception need't upadate CSR_BADV Date: Tue, 30 Dec 2025 19:30:00 +0800 Message-Id: <20251230113002.59623-2-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20251230113002.59623-1-gaosong@loongson.cn> References: <20251230113002.59623-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJBxLMJ+vVNp_78GAA--.15307S3 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 (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: 1767095744891158500 Content-Type: text/plain; charset="utf-8" According to Volume 1 Manual 7.4.8 ,exception,SYS,BRK,INE,IPE,PPD FPE,SXD,ASXD are need't update CSR_BADV, this patch correct it. Signed-off-by: Song Gao Reviewed-by: Bibo Mao --- target/loongarch/tcg/tcg_cpu.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/target/loongarch/tcg/tcg_cpu.c b/target/loongarch/tcg/tcg_cpu.c index 9d077c56d9..ab247e82ec 100644 --- a/target/loongarch/tcg/tcg_cpu.c +++ b/target/loongarch/tcg/tcg_cpu.c @@ -121,8 +121,6 @@ static void loongarch_cpu_do_interrupt(CPUState *cs) case EXCCODE_FPE: case EXCCODE_SXD: case EXCCODE_ASXD: - env->CSR_BADV =3D env->pc; - QEMU_FALLTHROUGH; case EXCCODE_BCE: case EXCCODE_ADEM: case EXCCODE_PIL: --=20 2.47.3 From nobody Wed Jan 7 09:48:06 2026 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 1767095740634251.75242942012278; Tue, 30 Dec 2025 03:55:40 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJY-0005v7-81; Tue, 30 Dec 2025 06:55:00 -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 1vaYJW-0005tU-7r for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:58 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJT-0005We-Bt for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:58 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8DxecKCvVNpt2IEAA--.13509S3; Tue, 30 Dec 2025 19:54:42 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by front1 (Coremail) with SMTP id qMiowJBxLMJ+vVNp_78GAA--.15307S4; Tue, 30 Dec 2025 19:54:42 +0800 (CST) From: Song Gao To: maobibo@loongson.cn Cc: qemu-devel@nongnu.org, philmd@linaro.org, jiaxun.yang@flygoat.com Subject: [PATCH v3 2/3] target/loongarch: Fix exception BCE missing update CSR_BADV Date: Tue, 30 Dec 2025 19:30:01 +0800 Message-Id: <20251230113002.59623-3-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20251230113002.59623-1-gaosong@loongson.cn> References: <20251230113002.59623-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJBxLMJ+vVNp_78GAA--.15307S4 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 (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: 1767095744290158500 Content-Type: text/plain; charset="utf-8" Exception BCE need update CSR_BADV, and the value is env->pc. Signed-off-by: Song Gao Reviewed-by: Bibo Mao --- target/loongarch/tcg/tcg_cpu.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/target/loongarch/tcg/tcg_cpu.c b/target/loongarch/tcg/tcg_cpu.c index ab247e82ec..c05a06eeb5 100644 --- a/target/loongarch/tcg/tcg_cpu.c +++ b/target/loongarch/tcg/tcg_cpu.c @@ -113,6 +113,9 @@ static void loongarch_cpu_do_interrupt(CPUState *cs) cause =3D cs->exception_index; update_badinstr =3D 0; break; + case EXCCODE_BCE: + env->CSR_BADV =3D env->pc; + QEMU_FALLTHROUGH; case EXCCODE_SYS: case EXCCODE_BRK: case EXCCODE_INE: @@ -121,7 +124,6 @@ static void loongarch_cpu_do_interrupt(CPUState *cs) case EXCCODE_FPE: case EXCCODE_SXD: case EXCCODE_ASXD: - case EXCCODE_BCE: case EXCCODE_ADEM: case EXCCODE_PIL: case EXCCODE_PIS: --=20 2.47.3 From nobody Wed Jan 7 09:48:06 2026 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 1767095755786455.4006228490492; Tue, 30 Dec 2025 03:55:55 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJZ-0005z4-26; Tue, 30 Dec 2025 06:55:01 -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 1vaYJX-0005ve-0R for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:59 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vaYJT-0005Wh-FF for qemu-devel@nongnu.org; Tue, 30 Dec 2025 06:54:58 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8Dx+8KDvVNpumIEAA--.13180S3; Tue, 30 Dec 2025 19:54:43 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by front1 (Coremail) with SMTP id qMiowJBxLMJ+vVNp_78GAA--.15307S5; Tue, 30 Dec 2025 19:54:43 +0800 (CST) From: Song Gao To: maobibo@loongson.cn Cc: qemu-devel@nongnu.org, philmd@linaro.org, jiaxun.yang@flygoat.com Subject: [PATCH v3 3/3] target/loongarch: Fix exception ADEF/ADEM missing update CSR_BADV Date: Tue, 30 Dec 2025 19:30:02 +0800 Message-Id: <20251230113002.59623-4-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20251230113002.59623-1-gaosong@loongson.cn> References: <20251230113002.59623-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJBxLMJ+vVNp_78GAA--.15307S5 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 (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: 1767095757359158500 Content-Type: text/plain; charset="utf-8" Exception ADEM/ADEF need update CSR_BADV, the value from the virtual addres= s. Signed-off-by: Song Gao --- target/loongarch/tcg/tcg_cpu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/loongarch/tcg/tcg_cpu.c b/target/loongarch/tcg/tcg_cpu.c index c05a06eeb5..8615e03d14 100644 --- a/target/loongarch/tcg/tcg_cpu.c +++ b/target/loongarch/tcg/tcg_cpu.c @@ -225,6 +225,7 @@ static void loongarch_cpu_do_transaction_failed(CPUStat= e *cs, hwaddr physaddr, { CPULoongArchState *env =3D cpu_env(cs); =20 + env->CSR_BADV =3D addr; if (access_type =3D=3D MMU_INST_FETCH) { do_raise_exception(env, EXCCODE_ADEF, retaddr); } else { --=20 2.47.3