8276545: Fix handling of trap count overflow in Parse::Parse()

Reviewed-by: thartmann, kvn
openjdk · Sep 30, 2022 · da4e96d · da4e96d
1 parent 48674d4
commit da4e96d
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/hotspot/share/opto/parse1.cpp b/src/hotspot/share/opto/parse1.cpp
@@ -469,8 +469,9 @@ Parse::Parse(JVMState* caller, ciMethod* parse_method, float expected_uses)
   for (uint reason = 0; reason < md->trap_reason_limit(); reason++) {
     uint md_count = md->trap_count(reason);
     if (md_count != 0) {
-      if (md_count == md->trap_count_limit())
-        md_count += md->overflow_trap_count();
+      if (md_count >= md->trap_count_limit()) {
+        md_count = md->trap_count_limit() + md->overflow_trap_count();
+      }
       uint total_count = C->trap_count(reason);
       uint old_count   = total_count;
       total_count += md_count;