[turbofan] Add Symbol feedback to Equal/StrictEqual.

src/compiler/js-operator.cc

 // Copyright 2014 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/compiler/js-operator.h"
 
 #include <limits>
 
 #include "src/base/lazy-instance.h"
 #include "src/compiler/opcodes.h"
@@ skipping 649 matching lines @@
   };                                                                         \
   Name##Operator<CompareOperationHint::kNone> k##Name##NoneOperator;         \
   Name##Operator<CompareOperationHint::kSignedSmall>                         \
       k##Name##SignedSmallOperator;                                          \
   Name##Operator<CompareOperationHint::kNumber> k##Name##NumberOperator;     \
   Name##Operator<CompareOperationHint::kNumberOrOddball>                     \
       k##Name##NumberOrOddballOperator;                                      \
   Name##Operator<CompareOperationHint::kInternalizedString>                  \
       k##Name##InternalizedStringOperator;                                   \
   Name##Operator<CompareOperationHint::kString> k##Name##StringOperator;     \
+  Name##Operator<CompareOperationHint::kSymbol> k##Name##SymbolOperator;     \
   Name##Operator<CompareOperationHint::kReceiver> k##Name##ReceiverOperator; \
   Name##Operator<CompareOperationHint::kAny> k##Name##AnyOperator;
   COMPARE_OP_LIST(COMPARE_OP)
 #undef COMPARE_OP
 };
 
 static base::LazyInstance<JSOperatorGlobalCache>::type kCache =
     LAZY_INSTANCE_INITIALIZER;
 
 JSOperatorBuilder::JSOperatorBuilder(Zone* zone)
@@ skipping 36 matching lines @@
       case CompareOperationHint::kSignedSmall:                         \
         return &cache_.k##Name##SignedSmallOperator;                   \
       case CompareOperationHint::kNumber:                              \
         return &cache_.k##Name##NumberOperator;                        \
       case CompareOperationHint::kNumberOrOddball:                     \
         return &cache_.k##Name##NumberOrOddballOperator;               \
       case CompareOperationHint::kInternalizedString:                  \
         return &cache_.k##Name##InternalizedStringOperator;            \
       case CompareOperationHint::kString:                              \
         return &cache_.k##Name##StringOperator;                        \
+      case CompareOperationHint::kSymbol:                              \
+        return &cache_.k##Name##SymbolOperator;                        \
       case CompareOperationHint::kReceiver:                            \
         return &cache_.k##Name##ReceiverOperator;                      \
       case CompareOperationHint::kAny:                                 \
         return &cache_.k##Name##AnyOperator;                           \
     }                                                                  \
     UNREACHABLE();                                                     \
     return nullptr;                                                    \
   }
 COMPARE_OP_LIST(COMPARE_OP)
 #undef COMPARE_OP
@@ skipping 372 matching lines @@
   return new (zone()) Operator1<Handle<ScopeInfo>>(               // --
       IrOpcode::kJSCreateScriptContext, Operator::kNoProperties,  // opcode
       "JSCreateScriptContext",                                    // name
       1, 1, 1, 1, 1, 2,                                           // counts
       scope_info);                                                // parameter
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8