A64: Synchronize with r16024.

src/x64/lithium-codegen-x64.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 88 matching lines @@
 
   // Support for converting LOperands to assembler types.
   Register ToRegister(LOperand* op) const;
   XMMRegister ToDoubleRegister(LOperand* op) const;
   bool IsInteger32Constant(LConstantOperand* op) const;
   bool IsSmiConstant(LConstantOperand* op) const;
   int ToRepresentation(LConstantOperand* op, const Representation& r) const;
   int32_t ToInteger32(LConstantOperand* op) const;
   Smi* ToSmi(LConstantOperand* op) const;
   double ToDouble(LConstantOperand* op) const;
+  ExternalReference ToExternalReference(LConstantOperand* op) const;
   bool IsTaggedConstant(LConstantOperand* op) const;
   Handle<Object> ToHandle(LConstantOperand* op) const;
   Operand ToOperand(LOperand* op) const;
 
   // Try to generate code for the entire chunk, but it may fail if the
   // chunk contains constructs we cannot handle. Returns true if the
   // code generation attempt succeeded.
   bool GenerateCode();
 
   // Finish the code by setting stack height, safepoint, and bailout
@@ skipping 52 matching lines @@
 
   void EmitClassOfTest(Label* if_true,
                        Label* if_false,
                        Handle<String> class_name,
                        Register input,
                        Register temporary,
                        Register scratch);
 
   int GetStackSlotCount() const { return chunk()->spill_slot_count(); }
 
-  void Abort(const char* reason);
+  void Abort(BailoutReason reason);
   void FPRINTF_CHECKING Comment(const char* format, ...);
 
   void AddDeferredCode(LDeferredCode* code) { deferred_.Add(code, zone()); }
 
   // Code generation passes.  Returns true if code generation should
   // continue.
   bool GeneratePrologue();
   bool GenerateBody();
   bool GenerateDeferredCode();
   bool GenerateJumpTable();
@@ skipping 68 matching lines @@
   Register ToRegister(int index) const;
   XMMRegister ToDoubleRegister(int index) const;
   Operand BuildFastArrayOperand(
       LOperand* elements_pointer,
       LOperand* key,
       ElementsKind elements_kind,
       uint32_t offset,
       uint32_t additional_index = 0);
 
   void EmitIntegerMathAbs(LMathAbs* instr);
+  void EmitInteger64MathAbs(LMathAbs* instr);
 
   // Support for recording safepoint and position information.
   void RecordSafepoint(LPointerMap* pointers,
                        Safepoint::Kind kind,
                        int arguments,
                        Safepoint::DeoptMode mode);
   void RecordSafepoint(LPointerMap* pointers, Safepoint::DeoptMode mode);
   void RecordSafepoint(Safepoint::DeoptMode mode);
   void RecordSafepointWithRegisters(LPointerMap* pointers,
                                     int arguments,
@@ skipping 57 matching lines @@
                     int* offset,
                     AllocationSiteMode mode);
 
   void EnsureSpaceForLazyDeopt(int space_needed);
   void DoLoadKeyedExternalArray(LLoadKeyed* instr);
   void DoLoadKeyedFixedDoubleArray(LLoadKeyed* instr);
   void DoLoadKeyedFixedArray(LLoadKeyed* instr);
   void DoStoreKeyedExternalArray(LStoreKeyed* instr);
   void DoStoreKeyedFixedDoubleArray(LStoreKeyed* instr);
   void DoStoreKeyedFixedArray(LStoreKeyed* instr);
+#ifdef _MSC_VER
+  // On windows, you may not access the stack more than one page below
+  // the most recently mapped page. To make the allocated area randomly
+  // accessible, we write an arbitrary value to each page in range
+  // rsp + offset - page_size .. rsp in turn.
+  void MakeSureStackPagesMapped(int offset);
+#endif
 
   Zone* zone_;
   LPlatformChunk* const chunk_;
   MacroAssembler* const masm_;
   CompilationInfo* const info_;
 
   int current_block_;
   int current_instruction_;
   const ZoneList<LInstruction*>* instructions_;
   ZoneList<LEnvironment*> deoptimizations_;
@@ skipping 70 matching lines @@
   LCodeGen* codegen_;
   Label entry_;
   Label exit_;
   Label* external_exit_;
   int instruction_index_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_LITHIUM_CODEGEN_X64_H_