[turbofan] Deopt support for escape analysis

src/compiler/instruction.h

Index: src/compiler/instruction.h
diff --git a/src/compiler/instruction.h b/src/compiler/instruction.h
index 6b9ad82f341c0f1073389cb0c2ab6018a34a0afe..62bf67ea5011f5fff9b1867a0739a47e7bd846ee 100644
--- a/src/compiler/instruction.h
+++ b/src/compiler/instruction.h
@@ -23,8 +23,10 @@ namespace v8 {
 namespace internal {
 namespace compiler {
 
+class FrameStateDescriptor;
 class Schedule;
 
+
 class InstructionOperand {
  public:
   static const int kInvalidVirtualRegister = -1;
@@ -105,6 +107,9 @@ class InstructionOperand {
 };
 
 
+typedef ZoneVector<InstructionOperand> InstructionOperandVector;
+
+
 struct PrintableInstructionOperand {
   const RegisterConfiguration* register_configuration_;
   InstructionOperand op_;
@@ -928,48 +933,6 @@ class Constant final {
 };
 
 
-class FrameStateDescriptor : public ZoneObject {
- public:
-  FrameStateDescriptor(Zone* zone, FrameStateType type, BailoutId bailout_id,
-                       OutputFrameStateCombine state_combine,
-                       size_t parameters_count, size_t locals_count,
-                       size_t stack_count,
-                       MaybeHandle<SharedFunctionInfo> shared_info,
-                       FrameStateDescriptor* outer_state = nullptr);
-
-  FrameStateType type() const { return type_; }
-  BailoutId bailout_id() const { return bailout_id_; }
-  OutputFrameStateCombine state_combine() const { return frame_state_combine_; }
-  size_t parameters_count() const { return parameters_count_; }
-  size_t locals_count() const { return locals_count_; }
-  size_t stack_count() const { return stack_count_; }
-  MaybeHandle<SharedFunctionInfo> shared_info() const { return shared_info_; }
-  FrameStateDescriptor* outer_state() const { return outer_state_; }
-  bool HasContext() const {
-    return type_ == FrameStateType::kJavaScriptFunction;
-  }
-
-  size_t GetSize(OutputFrameStateCombine combine =
-                     OutputFrameStateCombine::Ignore()) const;
-  size_t GetTotalSize() const;
-  size_t GetFrameCount() const;
-  size_t GetJSFrameCount() const;
-
-  MachineType GetType(size_t index) const;
-  void SetType(size_t index, MachineType type);
-
- private:
-  FrameStateType type_;
-  BailoutId bailout_id_;
-  OutputFrameStateCombine frame_state_combine_;
-  size_t parameters_count_;
-  size_t locals_count_;
-  size_t stack_count_;
-  ZoneVector<MachineType> types_;
-  MaybeHandle<SharedFunctionInfo> const shared_info_;
-  FrameStateDescriptor* outer_state_;
-};
-
 std::ostream& operator<<(std::ostream& os, const Constant& constant);