Always try to inline certain core library functions.

runtime/vm/intermediate_language.h

 // Copyright (c) 2013, 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_INTERMEDIATE_LANGUAGE_H_
 #define VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 103 matching lines @@
   V(_Uint32x4, get:flagZ, Uint32x4GetFlagZ, 782547529)                         \
   V(_Uint32x4, get:flagW, Uint32x4GetFlagW, 782547529)                         \
   V(_Uint32x4, select, Uint32x4Select, 810336099)                              \
   V(_Uint32x4, withFlagX, Uint32x4WithFlagX, 25547408)                         \
   V(_Uint32x4, withFlagY, Uint32x4WithFlagY, 1176493005)                       \
   V(_Uint32x4, withFlagZ, Uint32x4WithFlagZ, 1237443319)                       \
   V(_Uint32x4, withFlagW, Uint32x4WithFlagW, 797585077)                        \
   V(_Uint32x4, _toFloat32x4, Uint32x4ToUint32x4, 912844231)                    \
 
 
+// A list of core function that should always be inlined.
+#define INLINE_WHITE_LIST(V)                                                   \
+  V(ListIterator, moveNext, ListIteratorMoveNext, 203118278)                   \
+  V(_GrowableObjectArray, get:iterator, GrowableArrayIterator, 810824939)
+
 // Class that recognizes the name and owner of a function and returns the
 // corresponding enum. See RECOGNIZED_LIST above for list of recognizable
 // functions.
 class MethodRecognizer : public AllStatic {
  public:
   enum Kind {
     kUnknown,
 #define DEFINE_ENUM_LIST(class_name, function_name, enum_name, fp) k##enum_name,
 RECOGNIZED_LIST(DEFINE_ENUM_LIST)
 #undef DEFINE_ENUM_LIST
   };
 
   static Kind RecognizeKind(const Function& function);
+  static bool AlwaysInline(const Function& function);
   static const char* KindToCString(Kind kind);
 };
 
 
 // CompileType describes type of the value produced by the definition.
 //
 // It captures the following properties:
 //    - whether value can potentially be null or it is definitely not null;
 //    - concrete class id of the value or kDynamicCid if unknown statically;
 //    - abstract super type of the value, concrete type of the value in runtime
@@ skipping 6366 matching lines @@
   ForwardInstructionIterator* current_iterator_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FlowGraphVisitor);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_INTERMEDIATE_LANGUAGE_H_