Desugar bitwise negation into XOR and kill all UnaryOp stuff.

src/objects-inl.h

 // 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 3998 matching lines @@
   return static_cast<CheckType>(type);
 }
 
 
 void Code::set_check_type(CheckType value) {
   ASSERT(is_call_stub() || is_keyed_call_stub());
   WRITE_BYTE_FIELD(this, kCheckTypeOffset, value);
 }
 
 
-byte Code::unary_op_type() {
-  ASSERT(is_unary_op_stub());
-  return UnaryOpTypeField::decode(
-      READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
-}
-
-
-void Code::set_unary_op_type(byte value) {
-  ASSERT(is_unary_op_stub());
-  int previous = READ_UINT32_FIELD(this, kKindSpecificFlags1Offset);
-  int updated = UnaryOpTypeField::update(previous, value);
-  WRITE_UINT32_FIELD(this, kKindSpecificFlags1Offset, updated);
-}
-
-
 byte Code::to_boolean_state() {
   return extended_extra_ic_state();
 }
 
 
 bool Code::has_function_cache() {
   ASSERT(kind() == STUB);
   return HasFunctionCacheField::decode(
       READ_UINT32_FIELD(this, kKindSpecificFlags1Offset));
 }
@@ skipping 2193 matching lines @@
 #undef WRITE_UINT32_FIELD
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_