A64: Synchronize with r17441.

src/assembler.h

 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 124 matching lines @@
 
 
 // Enable a unsupported feature within a scope for cross-compiling for a
 // different CPU.
 class PlatformFeatureScope BASE_EMBEDDED {
  public:
   explicit PlatformFeatureScope(CpuFeature f);
   ~PlatformFeatureScope();
 
  private:
-  uint64_t old_supported_;
-  uint64_t old_found_by_runtime_probing_only_;
+  uint64_t old_cross_compile_;
 };
 
 
 // -----------------------------------------------------------------------------
 // Labels represent pc locations; they are typically jump or call targets.
 // After declaration, a label can be freely used to denote known or (yet)
 // unknown pc location. Assembler::bind() is used to bind a label to the
 // current pc. A label can be bound only once.
 
 class Label BASE_EMBEDDED {
@@ skipping 238 matching lines @@
   INLINE(void set_target_object(Object* target,
                                 WriteBarrierMode mode = UPDATE_WRITE_BARRIER));
   INLINE(Address target_runtime_entry(Assembler* origin));
   INLINE(void set_target_runtime_entry(Address target,
                                        WriteBarrierMode mode =
                                            UPDATE_WRITE_BARRIER));
   INLINE(Cell* target_cell());
   INLINE(Handle<Cell> target_cell_handle());
   INLINE(void set_target_cell(Cell* cell,
                               WriteBarrierMode mode = UPDATE_WRITE_BARRIER));
+  INLINE(Handle<Object> code_age_stub_handle(Assembler* origin));
   INLINE(Code* code_age_stub());
   INLINE(void set_code_age_stub(Code* stub));
 
   // Read the address of the word containing the target_address in an
   // instruction stream.  What this means exactly is architecture-independent.
   // The only architecture-independent user of this function is the serializer.
   // The serializer uses it to find out how many raw bytes of instruction to
   // output before the next target.  Architecture-independent code shouldn't
   // dereference the pointer it gets back from this.
   INLINE(Address target_address_address());
@@ skipping 306 matching lines @@
   static ExternalReference fill_heap_number_with_random_function(
       Isolate* isolate);
   static ExternalReference random_uint32_function(Isolate* isolate);
   static ExternalReference transcendental_cache_array_address(Isolate* isolate);
   static ExternalReference delete_handle_scope_extensions(Isolate* isolate);
 
   static ExternalReference get_date_field_function(Isolate* isolate);
   static ExternalReference date_cache_stamp(Isolate* isolate);
 
   static ExternalReference get_make_code_young_function(Isolate* isolate);
+  static ExternalReference get_mark_code_as_executed_function(Isolate* isolate);
+
+  // New heap objects tracking support.
+  static ExternalReference record_object_allocation_function(Isolate* isolate);
 
   // Deoptimization support.
   static ExternalReference new_deoptimizer_function(Isolate* isolate);
   static ExternalReference compute_output_frames_function(Isolate* isolate);
 
   // Log support.
   static ExternalReference log_enter_external_function(Isolate* isolate);
   static ExternalReference log_leave_external_function(Isolate* isolate);
 
   // Static data in the keyed lookup cache.
@@ skipping 63 matching lines @@
   // Static variables containing common double constants.
   static ExternalReference address_of_min_int();
   static ExternalReference address_of_one_half();
   static ExternalReference address_of_minus_one_half();
   static ExternalReference address_of_minus_zero();
   static ExternalReference address_of_zero();
   static ExternalReference address_of_uint8_max_value();
   static ExternalReference address_of_negative_infinity();
   static ExternalReference address_of_canonical_non_hole_nan();
   static ExternalReference address_of_the_hole_nan();
+  static ExternalReference address_of_uint32_bias();
 
   static ExternalReference math_sin_double_function(Isolate* isolate);
   static ExternalReference math_cos_double_function(Isolate* isolate);
   static ExternalReference math_tan_double_function(Isolate* isolate);
   static ExternalReference math_log_double_function(Isolate* isolate);
 
   static ExternalReference math_exp_constants(int constant_index);
   static ExternalReference math_exp_log_table();
 
   static ExternalReference page_flags(Page* page);
@@ skipping 219 matching lines @@
  public:
   NullCallWrapper() { }
   virtual ~NullCallWrapper() { }
   virtual void BeforeCall(int call_size) const { }
   virtual void AfterCall() const { }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_ASSEMBLER_H_