store InstructionOperands directly in Instruction

test/cctest/compiler/test-instruction.cc

 // 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.
 
 #include "src/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/compiler/code-generator.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
@@ skipping 308 matching lines @@
   for (size_t i = 0; i < arraysize(outputs); i++) {
     for (size_t j = 0; j < arraysize(inputs); j++) {
       for (size_t k = 0; k < arraysize(temps); k++) {
         TestInstr* m =
             TestInstr::New(&zone, 101, i, outputs, j, inputs, k, temps);
         CHECK(i == m->OutputCount());
         CHECK(j == m->InputCount());
         CHECK(k == m->TempCount());
 
         for (size_t z = 0; z < i; z++) {
-          CHECK_EQ(outputs[z], m->OutputAt(z));
+          CHECK(outputs[z]->Equals(m->OutputAt(z)));
         }
 
         for (size_t z = 0; z < j; z++) {
-          CHECK_EQ(inputs[z], m->InputAt(z));
+          CHECK(inputs[z]->Equals(m->InputAt(z)));
         }
 
         for (size_t z = 0; z < k; z++) {
-          CHECK_EQ(temps[z], m->TempAt(z));
+          CHECK(temps[z]->Equals(m->TempAt(z)));
         }
       }
     }
   }
 }