A64: Synchronize with r15358.

src/a64/lithium-codegen-a64.h

 // Copyright 2013 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 64 matching lines @@
   MacroAssembler* masm() const { return masm_; }
   CompilationInfo* info() const { return info_; }
   Zone* zone() const { return zone_; }
   HGraph* graph() const { return chunk()->graph(); }
   LPlatformChunk* chunk() const { return chunk_; }
   Isolate* isolate() const { return info_->isolate(); }
   Factory* factory() const { return isolate()->factory(); }
   Scope* scope() const { return scope_; }
   Heap* heap() const { return isolate()->heap(); }
 
-  // TODO(svenpanne) Use this consistently.
   int LookupDestination(int block_id) const {
     return chunk()->LookupDestination(block_id);
   }
 
   bool IsNextEmittedBlock(int block_id) const {
     return LookupDestination(block_id) == GetNextEmittedBlock();
   }
 
   bool NeedsEagerFrame() const {
     return GetStackSlotCount() > 0 ||
@@ skipping 72 matching lines @@
   void DoDeferredNumberTagI(LInstruction* instr,
                             LOperand* value,
                             LOperand* temp1,
                             LOperand* temp2,
                             IntegerSignedness signedness);
   void DoDeferredTaggedToI(LTaggedToI* instr,
                            LOperand* value,
                            LOperand* temp1,
                            LOperand* temp2);
   void DoDeferredAllocate(LAllocate* instr);
+  void DoDeferredAllocateObject(LAllocateObject* instr);
 
   void DoDeferredInstanceOfKnownGlobal(LInstanceOfKnownGlobal* instr,
                                        Label* map_check);
 
   static Condition TokenToCondition(Token::Value op, bool is_unsigned);
   void EmitGoto(int block);
   int GetNextEmittedBlock() const;
   void DoGap(LGap* instr);
 
   // Generic version of EmitBranch. It contains some code to avoid emitting a
@@ skipping 12 matching lines @@
                             Condition condition,
                             const Register& lhs,
                             const Operand& rhs);
 
   template<class InstrType>
   void EmitTestAndBranch(InstrType instr,
                          Condition condition,
                          const Register& value,
                          uint64_t mask);
 
+  template<class InstrType>
+  void EmitBranchIfNonZeroNumber(InstrType instr,
+                                 const FPRegister& value,
+                                 const FPRegister& scratch);
+
   // Emits optimized code to deep-copy the contents of statically known object
   // graphs (e.g. object literal boilerplate). Expects a pointer to the
   // allocated destination object in the result register, and a pointer to the
   // source object in the source register.
   void EmitDeepCopy(Handle<JSObject> object,
                     Register result,
                     Register source,
                     Register scratch,
                     int* offset,
                     AllocationSiteMode mode);
 
   // Emits optimized code for %_IsString(x).  Preserves input register.
   // Returns the condition on which a final split to
   // true and false label should be made, to optimize fallthrough.
-  Condition EmitIsString(Register input, Register temp1, Label* is_not_string);
+  Condition EmitIsString(Register input, Register temp1, Label* is_not_string,
+                         SmiCheck check_needed);
 
   void EmitLoadFieldOrConstantFunction(Register result,
                                        Register object,
                                        Handle<Map> type,
                                        Handle<String> name,
                                        LEnvironment* env);
 
   void RegisterDependentCodeForEmbeddedMaps(Handle<Code> code);
   int DefineDeoptimizationLiteral(Handle<Object> literal);
   void PopulateDeoptimizationData(Handle<Code> code);
@@ skipping 236 matching lines @@
 
  protected:
   MacroAssembler* masm() const { return codegen_->masm(); }
 
   LCodeGen* codegen_;
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_A64_LITHIUM_CODEGEN_A64_H_