From: Wentong Wu <wentong...@intel.com>
In line the semantics of DISAS_UPDATE on nios2 target with other targets
which is to explicitly write the PC back into the cpu state before doing
a tcg_gen_exit_tb().
Signed-off-by: Wentong Wu <wentong...@intel.com>
Message-id: 20200710233433.19729-2-wentong...@intel.com
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
target/nios2/translate.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/target/nios2/translate.c b/target/nios2/translate.c
index 00b591cc298..c2a134f932d 100644
--- a/target/nios2/translate.c
+++ b/target/nios2/translate.c
@@ -865,6 +865,7 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock
*tb, int max_insns)
/* Indicate where the next block should start */
switch (dc->is_jmp) {
case DISAS_NEXT:
+ case DISAS_UPDATE:
/* Save the current PC back into the CPU register */
tcg_gen_movi_tl(cpu_R[R_PC], dc->pc);
tcg_gen_exit_tb(NULL, 0);
@@ -872,7 +873,6 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock
*tb, int max_insns)
default:
case DISAS_JUMP:
- case DISAS_UPDATE:
/* The jump will already have updated the PC register */
tcg_gen_exit_tb(NULL, 0);
break;
--
2.20.1
