Revert of [interpreter] Reduce dependencies in bytecodes.{h,cc}

src/interpreter/bytecode-register.h

Index: src/interpreter/bytecode-register.h
diff --git a/src/interpreter/bytecode-register.h b/src/interpreter/bytecode-register.h
deleted file mode 100644
index 34ba4c21591e143ec798a9d938fac0d7191fddfb..0000000000000000000000000000000000000000
--- a/src/interpreter/bytecode-register.h
+++ /dev/null
@@ -1,102 +0,0 @@
-// Copyright 2015 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_INTERPRETER_BYTECODE_REGISTER_H_
-#define V8_INTERPRETER_BYTECODE_REGISTER_H_
-
-#include "src/interpreter/bytecodes.h"
-
-namespace v8 {
-namespace internal {
-namespace interpreter {
-
-// An interpreter Register which is located in the function's Register file
-// in its stack-frame. Register hold parameters, this, and expression values.
-class Register final {
- public:
-  explicit Register(int index = kInvalidIndex) : index_(index) {}
-
-  int index() const { return index_; }
-  bool is_parameter() const { return index() < 0; }
-  bool is_valid() const { return index_ != kInvalidIndex; }
-
-  static Register FromParameterIndex(int index, int parameter_count);
-  int ToParameterIndex(int parameter_count) const;
-
-  // Returns an invalid register.
-  static Register invalid_value() { return Register(); }
-
-  // Returns the register for the function's closure object.
-  static Register function_closure();
-  bool is_function_closure() const;
-
-  // Returns the register which holds the current context object.
-  static Register current_context();
-  bool is_current_context() const;
-
-  // Returns the register for the incoming new target value.
-  static Register new_target();
-  bool is_new_target() const;
-
-  // Returns the register for the bytecode array.
-  static Register bytecode_array();
-  bool is_bytecode_array() const;
-
-  // Returns the register for the saved bytecode offset.
-  static Register bytecode_offset();
-  bool is_bytecode_offset() const;
-
-  // Returns a register that can be used to represent the accumulator
-  // within code in the interpreter, but should never be emitted in
-  // bytecode.
-  static Register virtual_accumulator();
-
-  OperandSize SizeOfOperand() const;
-
-  int32_t ToOperand() const { return kRegisterFileStartOffset - index_; }
-  static Register FromOperand(int32_t operand) {
-    return Register(kRegisterFileStartOffset - operand);
-  }
-
-  static bool AreContiguous(Register reg1, Register reg2,
-                            Register reg3 = Register(),
-                            Register reg4 = Register(),
-                            Register reg5 = Register());
-
-  std::string ToString(int parameter_count);
-
-  bool operator==(const Register& other) const {
-    return index() == other.index();
-  }
-  bool operator!=(const Register& other) const {
-    return index() != other.index();
-  }
-  bool operator<(const Register& other) const {
-    return index() < other.index();
-  }
-  bool operator<=(const Register& other) const {
-    return index() <= other.index();
-  }
-  bool operator>(const Register& other) const {
-    return index() > other.index();
-  }
-  bool operator>=(const Register& other) const {
-    return index() >= other.index();
-  }
-
- private:
-  static const int kInvalidIndex;
-  static const int kRegisterFileStartOffset;
-
-  void* operator new(size_t size) = delete;
-  void operator delete(void* p) = delete;
-
-  int index_;
-};
-
-}  // namespace interpreter
-}  // namespace internal
-}  // namespace v8
-
-#endif  // V8_INTERPRETER_BYTECODE_REGISTER_H_