diff --git a/src/builtins/builtins-regexp-gen.cc b/src/builtins/builtins-regexp-gen.cc
index e8c305916b..72b9726656 100644
--- a/src/builtins/builtins-regexp-gen.cc
+++ b/src/builtins/builtins-regexp-gen.cc
@@ -560,7 +560,7 @@ TNode<HeapObject> RegExpBuiltinsAssembler::RegExpExecInternal(
     // Tier-up in runtime to compiler if ticks are non-zero.
     TNode<Smi> ticks = CAST(
         UnsafeLoadFixedArrayElement(data, JSRegExp::kIrregexpTierUpTicksIndex));
-    GotoIf(TruncateIntPtrToInt32(BitcastTaggedSignedToWord(ticks)), &runtime);
+    GotoIf(SmiToInt32(ticks), &runtime);
 
     IncrementCounter(isolate()->counters()->regexp_entry_native(), 1);