Adapt Danno's Track Allocation Info idea to fast literals. When allocating a literal array,

src/x64/codegen-x64.cc

Index: src/x64/codegen-x64.cc
diff --git a/src/x64/codegen-x64.cc b/src/x64/codegen-x64.cc
index 7954604e999160e9dff1f677855d5c8ad1f7213d..2f8e3b615ed1d03f898a5d2bb350fbc979d9a6c0 100644
--- a/src/x64/codegen-x64.cc
+++ b/src/x64/codegen-x64.cc
@@ -283,6 +283,10 @@ void ElementsTransitionGenerator::GenerateSmiToDouble(
   // The fail label is not actually used since we do not allocate.
   Label allocated, new_backing_store, only_change_map, done;
 
+  if (FLAG_track_allocation_sites) {
+    masm->TestJSArrayForAllocationSiteInfo(rdx, rdi, fail);
+  }
+
   // Check for empty arrays, which only require a map transition and no changes
   // to the backing store.
   __ movq(r8, FieldOperand(rdx, JSObject::kElementsOffset));