[turbofan] Store nodes use only MachineRepresentation, not MachineType.

test/cctest/compiler/codegen-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_CODEGEN_TESTER_H_
 #define V8_CCTEST_COMPILER_CODEGEN_TESTER_H_
 
 #include "src/compiler/instruction-selector.h"
 #include "src/compiler/pipeline.h"
 #include "src/compiler/raw-machine-assembler.h"
@@ skipping 84 matching lines @@
     CHECK(index >= 0 && index < 4);
     return parameter_nodes_[index];
   }
 
 
   // The BufferedRawMachineAssemblerTester adds a Store node to the IR graph
   // to store the graph's return value in memory. The memory address for the
   // Store node is provided as a parameter. By storing the return value in
   // memory it is possible to return 64 bit values.
   void Return(Node* input) {
-    Store(MachineTypeForC<ReturnType>(),
+    Store(MachineTypeForC<ReturnType>().representation(),
           RawMachineAssembler::Parameter(return_parameter_index_), input,
           kNoWriteBarrier);
     RawMachineAssembler::Return(Int32Constant(1234));
   }
 
   ReturnType Call() {
     ReturnType return_value;
     test_graph_signature_->VerifyParams();
     CallHelper<int32_t>::Call(reinterpret_cast<void*>(&return_value));
     return return_value;
@@ skipping 209 matching lines @@
     if (use_result_buffer) {
       CHECK_EQ(CHECK_VALUE, T->Call());
       return result;
     } else {
       return static_cast<CType>(T->Call());
     }
   }
 
   void AddReturn(Node* val) {
     if (use_result_buffer) {
-      T->Store(rep, T->PointerConstant(&result), T->Int32Constant(0), val,
-               kNoWriteBarrier);
+      T->Store(rep.representation(), T->PointerConstant(&result),
+               T->Int32Constant(0), val, kNoWriteBarrier);
       T->Return(T->Int32Constant(CHECK_VALUE));
     } else {
       T->Return(val);
     }
   }
 
   template <typename Ci, typename Cj, typename Fn>
   void Run(const Ci& ci, const Cj& cj, const Fn& fn) {
     typename Ci::const_iterator i;
     typename Cj::const_iterator j;
@@ skipping 196 matching lines @@
   } else {
     CHECK_EQ(x, y);
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CCTEST_COMPILER_CODEGEN_TESTER_H_