Do not count invocations but usage of a function, i.e., increment a function's counter at IC calls …

runtime/vm/raw_object_snapshot.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/bigint_operations.h"
 #include "vm/object.h"
 #include "vm/object_store.h"
 #include "vm/snapshot.h"
 #include "vm/visitor.h"
 
@@ skipping 449 matching lines @@
   reader->AddBackwardReference(object_id, &func);
 
   // Set the object tags.
   func.set_tags(tags);
 
   // Set all the non object fields.
   func.set_token_index(reader->ReadIntptrValue());
   func.set_end_token_index(reader->ReadIntptrValue());
   func.set_num_fixed_parameters(reader->ReadIntptrValue());
   func.set_num_optional_parameters(reader->ReadIntptrValue());
-  func.set_invocation_counter(reader->ReadIntptrValue());
+  func.set_usage_counter(reader->ReadIntptrValue());
   func.set_deoptimization_counter(reader->ReadIntptrValue());
   func.set_kind(static_cast<RawFunction::Kind >(reader->ReadIntptrValue()));
   func.set_is_static(reader->Read<bool>());
   func.set_is_const(reader->Read<bool>());
   func.set_is_optimizable(reader->Read<bool>());
 
   // Set all the object fields.
   // TODO(5411462): Need to assert No GC can happen here, even though
   // allocations may happen.
   intptr_t num_flds = (func.raw()->to() - func.raw()->from());
@@ skipping 15 matching lines @@
   writer->WriteSerializationMarker(kInlined, object_id);
 
   // Write out the class and tags information.
   writer->WriteObjectHeader(Object::kFunctionClass, ptr()->tags_);
 
   // Write out all the non object fields.
   writer->WriteIntptrValue(ptr()->token_index_);
   writer->WriteIntptrValue(ptr()->end_token_index_);
   writer->WriteIntptrValue(ptr()->num_fixed_parameters_);
   writer->WriteIntptrValue(ptr()->num_optional_parameters_);
-  writer->WriteIntptrValue(ptr()->invocation_counter_);
+  writer->WriteIntptrValue(ptr()->usage_counter_);
   writer->WriteIntptrValue(ptr()->deoptimization_counter_);
   writer->WriteIntptrValue(ptr()->kind_);
   writer->Write<bool>(ptr()->is_static_);
   writer->Write<bool>(ptr()->is_const_);
   writer->Write<bool>(ptr()->is_optimizable_);
 
   // Write out all the object pointer fields.
   SnapshotWriterVisitor visitor(writer);
   visitor.VisitPointers(from(), to());
 }
@@ skipping 1341 matching lines @@
 
 
 void RawICData::WriteTo(SnapshotWriter* writer,
                         intptr_t object_id,
                         Snapshot::Kind kind) {
   UNIMPLEMENTED();
 }
 
 
 }  // namespace dart