[Interpreter] Collect type feedback for subtract operation and pass it to turbofan.

src/compiler/bytecode-graph-builder.h

 // 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_COMPILER_BYTECODE_GRAPH_BUILDER_H_
 #define V8_COMPILER_BYTECODE_GRAPH_BUILDER_H_
 
 #include "src/compiler.h"
 #include "src/compiler/bytecode-branch-analysis.h"
 #include "src/compiler/js-graph.h"
+#include "src/compiler/type-hint-analyzer.h"
 #include "src/interpreter/bytecode-array-iterator.h"
 #include "src/interpreter/bytecode-flags.h"
 #include "src/interpreter/bytecodes.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 // The BytecodeGraphBuilder produces a high-level IR graph based on
 // interpreter bytecodes.
@@ skipping 105 matching lines @@
   void BuildThrow();
   void BuildBinaryOp(const Operator* op);
   void BuildBinaryOpWithImmediate(const Operator* op);
   void BuildCompareOp(const Operator* op);
   void BuildDelete(LanguageMode language_mode);
   void BuildCastOperator(const Operator* op);
   void BuildForInPrepare();
   void BuildForInNext();
   void BuildInvokeIntrinsic();
 
+  // Helper function to create binary operation hint from the recorded
+  // type feedback.
+  BinaryOperationHints GetBinaryOperationHint();
+
   // Control flow plumbing.
   void BuildJump();
   void BuildConditionalJump(Node* condition);
   void BuildJumpIfEqual(Node* comperand);
   void BuildJumpIfToBooleanEqual(Node* boolean_comperand);
   void BuildJumpIfNotHole();
 
   // Simulates control flow by forward-propagating environments.
   void MergeIntoSuccessorEnvironment(int target_offset);
   void BuildLoopHeaderEnvironment(int current_offset);
@@ skipping 94 matching lines @@
   ZoneVector<Node*> exit_controls_;
 
   DISALLOW_COPY_AND_ASSIGN(BytecodeGraphBuilder);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_BYTECODE_GRAPH_BUILDER_H_