Adding collected type feedback to the IL nodes (only in optimized mode).

runtime/vm/object.h

 // 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.
 
 #ifndef VM_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 2204 matching lines @@
   uword GetPatchCodePc() const;
 
   uword GetDeoptPcAtNodeId(intptr_t node_id) const;
   uword GetTypeTestAtNodeId(intptr_t node_id) const;
 
   // Returns true if there is an object in the code between 'start_offset'
   // (inclusive) and 'end_offset' (exclusive).
   bool ObjectExistInArea(intptr_t start_offest, intptr_t end_offset) const;
 
   // Each (*node_ids)[n] has a an extracted ic data array (*arrays)[n].
-  void ExtractIcDataArraysAtCalls(
+  // Returns the maximum id found.
+  intptr_t ExtractIcDataArraysAtCalls(
       GrowableArray<intptr_t>* node_ids,
       const GrowableObjectArray& ic_data_objs) const;
 
  private:
   static const intptr_t kEntrySize = sizeof(int32_t);  // NOLINT
 
   void set_instructions(RawInstructions* instructions) {
     raw_ptr()->instructions_ = instructions;
   }
   void set_pointer_offsets_length(intptr_t value) {
@@ skipping 2654 matching lines @@
 }
 
 
 intptr_t Stackmap::SizeInBits() const {
   return (Smi::Value(raw_ptr()->bitmap_size_in_bytes_) * kBitsPerByte);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_