From: Song Gao <gaosong@loongson.cn>
Date: Wed, 14 Jan 2026 07:24:17 +0000 (+0800)
Subject: target/loongarch: Fix exception ADEF/ADEM missing to update CSR_BADV
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a7be2e0a3f7d0f35bcc3b17e2b558084efc5d9fe;p=thirdparty%2Fqemu.git

target/loongarch: Fix exception ADEF/ADEM missing to update CSR_BADV

Exception ADEM/ADEF need update CSR_BADV, the value from the virtual
address.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
---

diff --git a/target/loongarch/tcg/tcg_cpu.c b/target/loongarch/tcg/tcg_cpu.c
index 4b4bf39d09..af92277669 100644
--- a/target/loongarch/tcg/tcg_cpu.c
+++ b/target/loongarch/tcg/tcg_cpu.c
@@ -227,6 +227,7 @@ static void loongarch_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
 {
     CPULoongArchState *env = cpu_env(cs);
 
+    env->CSR_BADV = addr;
     if (access_type == MMU_INST_FETCH) {
         do_raise_exception(env, EXCCODE_ADEF, retaddr);
     } else {