[turbofan] Some common operators are globally shared singletons.

src/compiler/instruction.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_COMPILER_INSTRUCTION_H_
 #define V8_COMPILER_INSTRUCTION_H_
 
 #include <deque>
 #include <map>
 #include <set>
 
-// TODO(titzer): don't include the assembler?
-#include "src/assembler.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/frame.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/instruction-codes.h"
 #include "src/compiler/opcodes.h"
 #include "src/compiler/schedule.h"
+// TODO(titzer): don't include the macro-assembler?
+#include "src/macro-assembler.h"
 #include "src/zone-allocator.h"
 
 namespace v8 {
 namespace internal {
 
 // Forward declarations.
 class OStream;
 
 namespace compiler {
 
@@ skipping 872 matching lines @@
   DeoptimizationVector deoptimization_entries_;
 };
 
 OStream& operator<<(OStream& os, const InstructionSequence& code);
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_INSTRUCTION_H_