[Isolates] Merge from bleeding_edge, revisions 5934-6100.

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 31 matching lines @@
 namespace internal {
 
 
 // -----------------------------------------------------------------------------
 // Common double constants.
 
 class DoubleConstant: public AllStatic {
  public:
   static const double min_int;
   static const double one_half;
+  static const double negative_infinity;
 };
 
 
 // -----------------------------------------------------------------------------
 // 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 251 matching lines @@
   // with a call to the debugger.
   INLINE(bool IsPatchedReturnSequence());
 
   // Check whether this debug break slot has been patched with a call to the
   // debugger.
   INLINE(bool IsPatchedDebugBreakSlotSequence());
 
 #ifdef ENABLE_DISASSEMBLER
   // Printing
   static const char* RelocModeName(Mode rmode);
-  void Print();
+  void Print(FILE* out);
 #endif  // ENABLE_DISASSEMBLER
 #ifdef DEBUG
   // Debugging
   void Verify();
 #endif
 
   static const int kCodeTargetMask = (1 << (LAST_CODE_ENUM + 1)) - 1;
   static const int kPositionMask = 1 << POSITION | 1 << STATEMENT_POSITION;
   static const int kDebugMask = kPositionMask | 1 << COMMENT;
   static const int kApplyMask;  // Modes affected by apply. Depends on arch.
@@ skipping 197 matching lines @@
   static ExternalReference new_space_start();
   static ExternalReference new_space_mask();
   static ExternalReference heap_always_allocate_scope_depth();
 
   // Used for fast allocation in generated code.
   static ExternalReference new_space_allocation_top_address();
   static ExternalReference new_space_allocation_limit_address();
 
   static ExternalReference double_fp_operation(Token::Value operation);
   static ExternalReference compare_doubles();
+  static ExternalReference power_double_double_function();
+  static ExternalReference power_double_int_function();
 
   static ExternalReference handle_scope_next_address();
   static ExternalReference handle_scope_limit_address();
   static ExternalReference handle_scope_level_address();
 
   static ExternalReference scheduled_exception_address();
 
   // Static variables containing common double constants.
   static ExternalReference address_of_min_int();
   static ExternalReference address_of_one_half();
+  static ExternalReference address_of_negative_infinity();
 
   Address address() const {return reinterpret_cast<Address>(address_);}
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   // Function Debug::Break()
   static ExternalReference debug_break();
 
   // Used to check if single stepping is enabled in generated code.
   static ExternalReference debug_step_in_fp_address();
 #endif
@@ skipping 144 matching lines @@
 static inline bool is_uint28(int x)  { return is_uintn(x, 28); }
 
 static inline int NumberOfBitsSet(uint32_t x) {
   unsigned int num_bits_set;
   for (num_bits_set = 0; x; x >>= 1) {
     num_bits_set += x & 1;
   }
   return num_bits_set;
 }
 
+// Computes pow(x, y) with the special cases in the spec for Math.pow.
+double power_double_int(double x, int y);
+double power_double_double(double x, double y);
+
 } }  // namespace v8::internal
 
 #endif  // V8_ASSEMBLER_H_