VM initialization refactoring.

src/ia32/code-stubs-ia32.h

 // Copyright 2010 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 78 matching lines @@
         mode_(mode),
         flags_(flags),
         args_in_registers_(false),
         args_reversed_(false),
         static_operands_type_(operands_type),
         runtime_operands_type_(BinaryOpIC::UNINIT_OR_SMI),
         name_(NULL) {
     if (static_operands_type_.IsSmi()) {
       mode_ = NO_OVERWRITE;
     }
-    use_sse3_ = Isolate::Current()->cpu_features()->IsSupported(SSE3);
+    use_sse3_ = CpuFeatures::IsSupported(SSE3);
     ASSERT(OpBits::is_valid(Token::NUM_TOKENS));
   }
 
   GenericBinaryOpStub(int key, BinaryOpIC::TypeInfo runtime_operands_type)
       : op_(OpBits::decode(key)),
         mode_(ModeBits::decode(key)),
         flags_(FlagBits::decode(key)),
         args_in_registers_(ArgsInRegistersBits::decode(key)),
         args_reversed_(ArgsReversedBits::decode(key)),
         use_sse3_(SSE3Bits::decode(key)),
@@ skipping 118 matching lines @@
 
 
 class TypeRecordingBinaryOpStub: public CodeStub {
  public:
   TypeRecordingBinaryOpStub(Token::Value op, OverwriteMode mode)
       : op_(op),
         mode_(mode),
         operands_type_(TRBinaryOpIC::UNINITIALIZED),
         result_type_(TRBinaryOpIC::UNINITIALIZED),
         name_(NULL) {
-    use_sse3_ = Isolate::Current()->cpu_features()->IsSupported(SSE3);
+    use_sse3_ = CpuFeatures::IsSupported(SSE3);
     ASSERT(OpBits::is_valid(Token::NUM_TOKENS));
   }
 
   TypeRecordingBinaryOpStub(
       int key,
       TRBinaryOpIC::TypeInfo operands_type,
       TRBinaryOpIC::TypeInfo result_type = TRBinaryOpIC::UNINITIALIZED)
       : op_(OpBits::decode(key)),
         mode_(ModeBits::decode(key)),
         use_sse3_(SSE3Bits::decode(key)),
@@ skipping 237 matching lines @@
 #ifdef DEBUG
   void Print() {
     PrintF("NumberToStringStub\n");
   }
 #endif
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_IA32_CODE_STUBS_IA32_H_