diff mbox series

[10/41] target/arm: Use DISAS_TOO_MANY for ISB and SB

Message ID 20210710153143.1320521-11-richard.henderson@linaro.org
State Accepted
Commit 73fce314dbbf2d1c3cd411a34535ebe5d20e1e45
Headers show
Series tcg patch queue | expand

Commit Message

Richard Henderson July 10, 2021, 3:31 p.m. UTC 
Using gen_goto_tb directly misses the single-step check.
Let the branch or debug exception be emitted by arm_tr_tb_stop.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

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

---
 target/arm/translate.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

-- 
2.25.1
diff mbox series

Patch

diff --git a/target/arm/translate.c b/target/arm/translate.c
index fdf2b3d1c8..6d2867be1d 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -8904,7 +8904,7 @@  static bool trans_ISB(DisasContext *s, arg_ISB *a)
      * self-modifying code correctly and also to take
      * any pending interrupts immediately.
      */
-    gen_goto_tb(s, 0, s->base.pc_next);
+    s->base.is_jmp = DISAS_TOO_MANY;
     return true;
 }
 
@@ -8918,7 +8918,7 @@  static bool trans_SB(DisasContext *s, arg_SB *a)
      * for TCG; MB and end the TB instead.
      */
     tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC);
-    gen_goto_tb(s, 0, s->base.pc_next);
+    s->base.is_jmp = DISAS_TOO_MANY;
     return true;
 }