Revert of [interpeter] Move to table based peephole optimizer.

src/interpreter/bytecode-peephole-table.h

Index: src/interpreter/bytecode-peephole-table.h
diff --git a/src/interpreter/bytecode-peephole-table.h b/src/interpreter/bytecode-peephole-table.h
deleted file mode 100644
index 7c0059e8cc3d9d387cf507fe22967432acb90826..0000000000000000000000000000000000000000
--- a/src/interpreter/bytecode-peephole-table.h
+++ /dev/null
@@ -1,73 +0,0 @@
-// Copyright 2016 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_PEEPHOLE_TABLE_H_
-#define V8_INTERPRETER_BYTECODE_PEEPHOLE_TABLE_H_
-
-#include "src/interpreter/bytecodes.h"
-
-namespace v8 {
-namespace internal {
-namespace interpreter {
-
-#define PEEPHOLE_NON_JUMP_ACTION_LIST(V)            \
-  V(DefaultAction)                                  \
-  V(UpdateLastAction)                               \
-  V(UpdateLastIfSourceInfoPresentAction)            \
-  V(ElideCurrentAction)                             \
-  V(ElideCurrentIfOperand0MatchesAction)            \
-  V(ElideCurrentIfLoadingNameConstantAction)        \
-  V(ElideLastAction)                                \
-  V(ChangeBytecodeAction)                           \
-  V(TransformLdaStarToLdrLdarAction)                \
-  V(TransformLdaSmiBinaryOpToBinaryOpWithSmiAction) \
-  V(TransformLdaZeroBinaryOpToBinaryOpWithZeroAction)
-
-#define PEEPHOLE_JUMP_ACTION_LIST(V) \
-  V(DefaultJumpAction)               \
-  V(UpdateLastJumpAction)            \
-  V(ChangeJumpBytecodeAction)        \
-  V(ElideLastBeforeJumpAction)
-
-#define PEEPHOLE_ACTION_LIST(V)    \
-  PEEPHOLE_NON_JUMP_ACTION_LIST(V) \
-  PEEPHOLE_JUMP_ACTION_LIST(V)
-
-// Actions to take when a pair of bytes is encountered. A handler
-// exists for each action.
-enum class PeepholeAction : uint8_t {
-#define DECLARE_PEEPHOLE_ACTION(Action) k##Action,
-  PEEPHOLE_ACTION_LIST(DECLARE_PEEPHOLE_ACTION)
-#undef DECLARE_PEEPHOLE_ACTION
-};
-
-// Tuple of action to take when pair of bytecodes is encountered and
-// optional data to invoke handler with.
-struct PeepholeActionAndData final {
-  // Action to take when tuple of bytecodes encountered.
-  PeepholeAction action;
-
-  // Replacement bytecode (if valid).
-  Bytecode bytecode;
-};
-
-// Lookup table for matching pairs of bytecodes to peephole optimization
-// actions. The contents of the table are generated by mkpeephole.cc.
-struct PeepholeActionTable final {
- public:
-  static const PeepholeActionAndData* Lookup(Bytecode last, Bytecode current);
-
- private:
-  static const size_t kNumberOfBytecodes =
-      static_cast<size_t>(Bytecode::kLast) + 1;
-
-  static const PeepholeActionAndData row_data_[][kNumberOfBytecodes];
-  static const PeepholeActionAndData* const row_[kNumberOfBytecodes];
-};
-
-}  // namespace interpreter
-}  // namespace internal
-}  // namespace v8
-
-#endif  // V8_INTERPRETER_BYTECODE_PEEPHOLE_TABLE_H_