From: Song Gao <gaosong@loongson.cn>

Exception BCE need update CSR_BADV, and the value is env->pc.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Bibo Mao <maobibo@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
(cherry picked from commit e4f0ef58d53eb20056f9f3ca9f21dbbbf25f2530)
(Mjt: the changes are in target/loongarch/cpu.c in 10.0)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index 9937fb5ace..897a3bfca2 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -201,6 +201,9 @@ static void loongarch_cpu_do_interrupt(CPUState *cs)
         cause = cs->exception_index;
         update_badinstr = 0;
         break;
+    case EXCCODE_BCE:
+        env->CSR_BADV = env->pc;
+        QEMU_FALLTHROUGH;
     case EXCCODE_SYS:
     case EXCCODE_BRK:
     case EXCCODE_INE:
@@ -209,7 +212,6 @@ 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:
-- 
2.47.3