Enable stub generation using Hydrogen/Lithium (again)

src/deoptimizer.h

Index: src/deoptimizer.h
diff --git a/src/deoptimizer.h b/src/deoptimizer.h
index 89955b38bde84d67790ef01e5d3c87d7ad9b260a..dbcdf615b108e6759399bc5f49e95409cc66a4f5 100644
--- a/src/deoptimizer.h
+++ b/src/deoptimizer.h
@@ -135,6 +135,8 @@ class Deoptimizer : public Malloced {
 
   int output_count() const { return output_count_; }
 
+  Code::Kind compiled_code_kind() const { return compiled_code_->kind(); }
+
   // Number of created JS frames. Not all created frames are necessarily JS.
   int jsframe_count() const { return jsframe_count_; }
 
@@ -297,6 +299,9 @@ class Deoptimizer : public Malloced {
 
   static size_t GetMaxDeoptTableSize();
 
+  static void EnsureCodeForDeoptimizationEntry(BailoutType type,
+                                               int max_entry_id);
+
  private:
   static const int kMinNumberOfEntries = 64;
   static const int kMaxNumberOfEntries = 16384;
@@ -320,6 +325,8 @@ class Deoptimizer : public Malloced {
   void DoComputeAccessorStubFrame(TranslationIterator* iterator,
                                   int frame_index,
                                   bool is_setter_stub_frame);
+  void DoCompiledStubFrame(TranslationIterator* iterator,
+                           int frame_index);
   void DoTranslateCommand(TranslationIterator* iterator,
                           int frame_index,
                           unsigned output_offset);
@@ -342,8 +349,6 @@ class Deoptimizer : public Malloced {
   void AddArgumentsObjectValue(intptr_t value);
   void AddDoubleValue(intptr_t slot_address, double value);
 
-  static void EnsureCodeForDeoptimizationEntry(BailoutType type,
-                                               int max_entry_id);
   static void GenerateDeoptimizationEntries(
       MacroAssembler* masm, int count, BailoutType type);
 
@@ -360,7 +365,7 @@ class Deoptimizer : public Malloced {
 
   Isolate* isolate_;
   JSFunction* function_;
-  Code* optimized_code_;
+  Code* compiled_code_;
   unsigned bailout_id_;
   BailoutType bailout_type_;
   Address from_;
@@ -530,7 +535,7 @@ class FrameDescription {
   uintptr_t frame_size_;  // Number of bytes.
   JSFunction* function_;
   intptr_t registers_[Register::kNumRegisters];
-  double double_registers_[DoubleRegister::kNumAllocatableRegisters];
+  double double_registers_[DoubleRegister::kMaxNumAllocatableRegisters];
   intptr_t top_;
   intptr_t pc_;
   intptr_t fp_;
@@ -600,6 +605,7 @@ class Translation BASE_EMBEDDED {
     GETTER_STUB_FRAME,
     SETTER_STUB_FRAME,
     ARGUMENTS_ADAPTOR_FRAME,
+    COMPILED_STUB_FRAME,
     REGISTER,
     INT32_REGISTER,
     UINT32_REGISTER,
@@ -630,6 +636,7 @@ class Translation BASE_EMBEDDED {
 
   // Commands.
   void BeginJSFrame(BailoutId node_id, int literal_id, unsigned height);
+  void BeginCompiledStubFrame();
   void BeginArgumentsAdaptorFrame(int literal_id, unsigned height);
   void BeginConstructStubFrame(int literal_id, unsigned height);
   void BeginGetterStubFrame(int literal_id);