[ic] Introduce BOOLEAN state for CompareIC.

src/code-stubs.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/cpu-profiler.h"
@@ skipping 333 matching lines @@
 void StringAddTFStub::PrintBaseName(std::ostream& os) const {  // NOLINT
   os << "StringAddTFStub_" << flags() << "_" << pretenure_flag();
 }
 
 
 InlineCacheState CompareICStub::GetICState() const {
   CompareICState::State state = Max(left(), right());
   switch (state) {
     case CompareICState::UNINITIALIZED:
       return ::v8::internal::UNINITIALIZED;
+    case CompareICState::BOOLEAN:
     case CompareICState::SMI:
     case CompareICState::NUMBER:
     case CompareICState::INTERNALIZED_STRING:
     case CompareICState::STRING:
     case CompareICState::UNIQUE_NAME:
     case CompareICState::OBJECT:
     case CompareICState::KNOWN_OBJECT:
       return MONOMORPHIC;
     case CompareICState::GENERIC:
       return ::v8::internal::GENERIC;
@@ skipping 45 matching lines @@
   }
   return false;
 }
 
 
 void CompareICStub::Generate(MacroAssembler* masm) {
   switch (state()) {
     case CompareICState::UNINITIALIZED:
       GenerateMiss(masm);
       break;
+    case CompareICState::BOOLEAN:
+      GenerateBooleans(masm);
+      break;
     case CompareICState::SMI:
       GenerateSmis(masm);
       break;
     case CompareICState::NUMBER:
       GenerateNumbers(masm);
       break;
     case CompareICState::STRING:
       GenerateStrings(masm);
       break;
     case CompareICState::INTERNALIZED_STRING:
@@ skipping 626 matching lines @@
 
   if (type->Is(Type::UntaggedPointer())) {
     return Representation::External();
   }
 
   DCHECK(!type->Is(Type::Untagged()));
   return Representation::Tagged();
 }
 }  // namespace internal
 }  // namespace v8