Implements type checking in MIPS needed for FindCodeObject test.

runtime/vm/assembler_mips.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_ASSEMBLER_MIPS_H_
 #define VM_ASSEMBLER_MIPS_H_
 
 #ifndef VM_ASSEMBLER_H_
 #error Do not include assembler_mips.h directly; use assembler.h instead.
 #endif
@@ skipping 577 matching lines @@
   void ReserveAlignedFrameSpace(intptr_t frame_space);
 
   void LoadWordFromPoolOffset(Register rd, int32_t offset);
   void LoadObject(Register rd, const Object& object);
   void PushObject(const Object& object);
 
   // Sets register rd to zero if the object is equal to register rn,
   // set to non-zero otherwise.
   void CompareObject(Register rd, Register rn, const Object& object);
 
+  void LoadClassId(Register result, Register object);
+  void LoadClassById(Register result, Register class_id);
+  void LoadClass(Register result, Register object, Register scratch);
+
   void CallRuntime(const RuntimeEntry& entry);
 
   // Set up a Dart frame on entry with a frame pointer and PC information to
   // enable easy access to the RawInstruction object of code corresponding
   // to this frame.
   void EnterDartFrame(intptr_t frame_size);
   void LeaveDartFrame();
 
  private:
   AssemblerBuffer buffer_;
@@ skipping 117 matching lines @@
     delay_slot_available_ = true;
   }
 
   DISALLOW_ALLOCATION();
   DISALLOW_COPY_AND_ASSIGN(Assembler);
 };
 
 }  // namespace dart
 
 #endif  // VM_ASSEMBLER_MIPS_H_