diff mbox series

[v17,08/13] target/loongarch: Fix missing update CSR_BADV

Message ID 20220616121611.3316074-9-gaosong@loongson.cn
State New
Headers show
Series Add LoongArch linux-user emulation support | expand

Commit Message

gaosong June 16, 2022, 12:16 p.m. UTC 
loongarch_cpu_do_interrupt() should update CSR_BADV for some EXCCODE.

Signed-off-by: Song Gao <gaosong@loongson.cn>
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
---
 target/loongarch/cpu.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

Comments

Richard Henderson June 18, 2022, 2:49 a.m. UTC | #1 
On 6/16/22 05:16, Song Gao wrote:
> loongarch_cpu_do_interrupt() should update CSR_BADV for some EXCCODE.
> 
> Signed-off-by: Song Gao<gaosong@loongson.cn>
> Signed-off-by: Xiaojuan Yang<yangxiaojuan@loongson.cn>
> ---
>   target/loongarch/cpu.c | 10 ++++++----
>   1 file changed, 6 insertions(+), 4 deletions(-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index 4c8f96bc3a..e32d4cc269 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -171,18 +171,20 @@  static void loongarch_cpu_do_interrupt(CPUState *cs)
         cause = cs->exception_index;
         update_badinstr = 0;
         break;
-    case EXCCODE_ADEM:
     case EXCCODE_SYS:
     case EXCCODE_BRK:
+    case EXCCODE_INE:
+    case EXCCODE_IPE:
+    case EXCCODE_FPE:
+        env->CSR_BADV = env->pc;
+        QEMU_FALLTHROUGH;
+    case EXCCODE_ADEM:
     case EXCCODE_PIL:
     case EXCCODE_PIS:
     case EXCCODE_PME:
     case EXCCODE_PNR:
     case EXCCODE_PNX:
     case EXCCODE_PPI:
-    case EXCCODE_INE:
-    case EXCCODE_IPE:
-    case EXCCODE_FPE:
         cause = cs->exception_index;
         break;
     default: