Added type recording for unary minus and unary bitwise negation. Note that the

src/type-info.cc

 // Copyright 2011 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 221 matching lines @@
     case CompareIC::OBJECTS:
       // TODO(kasperl): We really need a type for JS objects here.
       return TypeInfo::NonPrimitive();
     case CompareIC::GENERIC:
     default:
       return unknown;
   }
 }
 
 
+TypeInfo TypeFeedbackOracle::UnaryType(UnaryOperation* expr) {
+  Handle<Object> object = GetInfo(expr->position());
+  TypeInfo unknown = TypeInfo::Unknown();
+  if (!object->IsCode()) return unknown;
+  Handle<Code> code = Handle<Code>::cast(object);
+  ASSERT(code->is_type_recording_unary_op_stub());
+  TRUnaryOpIC::TypeInfo type = static_cast<TRUnaryOpIC::TypeInfo>(
+      code->type_recording_unary_op_type());
+  switch (type) {
+    case TRUnaryOpIC::SMI:
+      return TypeInfo::Smi();
+    case TRUnaryOpIC::HEAP_NUMBER:
+      return TypeInfo::Double();
+    default:
+      return unknown;
+  }
+}
+
+
 TypeInfo TypeFeedbackOracle::BinaryType(BinaryOperation* expr) {
   Handle<Object> object = GetInfo(expr->position());
   TypeInfo unknown = TypeInfo::Unknown();
   if (!object->IsCode()) return unknown;
   Handle<Code> code = Handle<Code>::cast(object);
   if (code->is_type_recording_binary_op_stub()) {
     TRBinaryOpIC::TypeInfo type = static_cast<TRBinaryOpIC::TypeInfo>(
         code->type_recording_binary_op_type());
     TRBinaryOpIC::TypeInfo result_type = static_cast<TRBinaryOpIC::TypeInfo>(
         code->type_recording_binary_op_result_type());
@@ skipping 195 matching lines @@
         source_positions->Add(position);
       }
     } else {
       ASSERT(RelocInfo::IsPosition(mode));
       position = static_cast<int>(info->data());
     }
   }
 }
 
 } }  // namespace v8::internal