Fix windows build warnings.

src/hydrogen-instructions.cc

 // 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 2767 matching lines @@
     }
     if (HChange::cast(value())->value()->type().IsSmi()) {
       return false;
     }
   }
   return true;
 }
 
 
 #define H_CONSTANT_INT32(val)                                                  \
-new(zone) HConstant(FACTORY->NewNumberFromInt(val, TENURED),                   \
-                    Representation::Integer32())
+new(zone) HConstant(static_cast<int32_t>(val), Representation::Integer32())
 #define H_CONSTANT_DOUBLE(val)                                                 \
-new(zone) HConstant(FACTORY->NewNumber(val, TENURED),                          \
-                    Representation::Double())
+new(zone) HConstant(static_cast<double>(val), Representation::Double())

[Jakob Kummerow, 2013/02/21 12:17:04]

I don't think this cast is necessary, but it shouldn't hurt and it makes things
more consistent. Fine.

 
 #define DEFINE_NEW_H_SIMPLE_ARITHMETIC_INSTR(HInstr, op)                       \
 HInstruction* HInstr::New(                                                     \
     Zone* zone, HValue* context, HValue* left, HValue* right) {                \
   if (FLAG_fold_constants && left->IsConstant() && right->IsConstant()) {      \
     HConstant* c_left = HConstant::cast(left);                                 \
     HConstant* c_right = HConstant::cast(right);                               \
     if ((c_left->HasNumberValue() && c_right->HasNumberValue())) {             \
       double double_res = c_left->DoubleValue() op c_right->DoubleValue();     \
       if (TypeInfo::IsInt32Double(double_res)) {                               \
@@ skipping 447 matching lines @@
 
 
 void HCheckFunction::Verify() {
   HInstruction::Verify();
   ASSERT(HasNoUses());
 }
 
 #endif
 
 } }  // namespace v8::internal