[interpreter] Add basic framework for bytecode handler code generation.

test/cctest/compiler/instruction-selector-tester.h

 // Copyright 2014 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_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_
 #define V8_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_
 
 #include <deque>
 #include <set>
 
@@ skipping 15 matching lines @@
  public:
   enum Mode { kTargetMode, kInternalMode };
 
   static const int kParameterCount = 3;
   static CallDescriptor* BuildCallDescriptor(Zone* zone) {
     MachineType* parameter_array = zone->NewArray<MachineType>(kParameterCount);
     for (int i = 0; i < kParameterCount; ++i) {
       array[i] = kMachInt32;
     }
     return Linkage::GetSimplifiedCDescriptor(
-        graph->zone(),
-        new (zone) MachineCallDescriptorBuilder(kMachInt32, kParameterCount,
-                                                parameter_array));
+        graph->zone(), new (zone) MachineCallDescriptorBuilder(
+                           kMachInt32, kParameterCount, parameter_array));
   }
 
   InstructionSelectorTester()
       : RawMachineAssembler(
             new (main_zone()) Graph(main_zone()),
             BuildCallDescriptor(main_zone()),
             kMachPtr,
             machine_sig)) {}
 
   void SelectInstructions(CpuFeature feature) {
@@ skipping 72 matching lines @@
   CHECK_EQ(InstructionOperand::UNALLOCATED, val->kind());
   CHECK_EQ(UnallocatedOperand::cast(exp)->virtual_register(),
            UnallocatedOperand::cast(val)->virtual_register());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CCTEST_COMPILER_INSTRUCTION_SELECTOR_TEST_H_