Add ToSmi and Goto operations to FastAccessorAssembler.

src/fast-accessor-assembler.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_FAST_ACCESSOR_ASSEMBLER_H_
 #define V8_FAST_ACCESSOR_ASSEMBLER_H_
 
 #include <stdint.h>
 #include <memory>
 #include <vector>
@@ skipping 48 matching lines @@
   // with the proper internal fields present.
   // The intended use is to call this on an object whose structure has already
   // been checked previously, e.g. the accessor's receiver, which is map-checked
   // before the fast accessor is called on it. Using this on an arbitrary object
   // will result in unsafe memory accesses.
   ValueId LoadInternalFieldUnchecked(ValueId value_id, int field_no);
 
   ValueId LoadValue(ValueId value_id, int offset);
   ValueId LoadObject(ValueId value_id, int offset);
 
+  // Converts a machine integer to a SMI.
+  ValueId ToSmi(ValueId value_id);
+
   // Builder / assembler functions for control flow.
   void ReturnValue(ValueId value_id);
   void CheckFlagSetOrReturnNull(ValueId value_id, int mask);
   void CheckNotZeroOrReturnNull(ValueId value_id);
   LabelId MakeLabel();
   void SetLabel(LabelId label_id);
+  void Goto(LabelId label_id);
   void CheckNotZeroOrJump(ValueId value_id, LabelId label_id);
 
   // C++ callback.
   ValueId Call(FunctionCallback callback, ValueId arg);
 
   // Assemble the code.
   MaybeHandle<Code> Build();
 
  private:
   ValueId FromRaw(compiler::Node* node);
@@ skipping 21 matching lines @@
   // strict as this class will be exposed at the API.)
   enum { kBuilding, kBuilt, kError } state_;
 
   DISALLOW_COPY_AND_ASSIGN(FastAccessorAssembler);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_FAST_ACCESSOR_ASSEMBLER_H_