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[1/2] target/s390x: Fix successful-branch PER events

Message ID 20221130174610.434590-1-iii@linux.ibm.com
State New
Headers show

Commit Message

Ilya Leoshkevich Nov. 30, 2022, 5:46 p.m. UTC 
The branching code sets per_perc_atmid, but afterwards it does
goto_tb/exit_tb, so per_check_exception() added by translate_one() is
not reached.

Fix by raising PER exception in per_branch().

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 target/s390x/tcg/misc_helper.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/target/s390x/tcg/misc_helper.c b/target/s390x/tcg/misc_helper.c
index 71388a71197..b7220cef44b 100644
--- a/target/s390x/tcg/misc_helper.c
+++ b/target/s390x/tcg/misc_helper.c
@@ -619,6 +619,7 @@  void HELPER(per_branch)(CPUS390XState *env, uint64_t from, uint64_t to)
             || get_per_in_range(env, to)) {
             env->per_address = from;
             env->per_perc_atmid = PER_CODE_EVENT_BRANCH | get_per_atmid(env);
+            tcg_s390_program_interrupt(env, PGM_PER, GETPC());
         }
     }
 }