Remove value check from ICData checks/house-keeping

runtime/vm/object.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef VM_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 3561 matching lines @@
   }
 
   // Note: only deopts with reasons before Unknown in this list are recorded in
   // the ICData. All other reasons are used purely for informational messages
   // printed during deoptimization itself.
   #define DEOPT_REASONS(V)                                                     \
     V(BinarySmiOp)                                                             \
     V(BinaryMintOp)                                                            \
     V(DoubleToSmi)                                                             \
     V(Unknown)                                                                 \
-    V(InstanceGetter)                                                          \
     V(PolymorphicInstanceCallTestFail)                                         \
-    V(InstanceCallNoICData)                                                    \
-    V(IntegerToDouble)                                                         \
     V(UnaryMintOp)                                                             \
     V(BinaryDoubleOp)                                                          \
-    V(InstanceSetter)                                                          \
-    V(Equality)                                                                \
-    V(RelationalOp)                                                            \
-    V(EqualityClassCheck)                                                      \
-    V(NoTypeFeedback)                                                          \
     V(UnaryOp)                                                                 \
     V(UnboxInteger)                                                            \
     V(CheckClass)                                                              \
     V(CheckSmi)                                                                \
     V(CheckArrayBound)                                                         \
     V(AtCall)                                                                  \
-    V(Int32Load)                                                               \
     V(Uint32Load)                                                              \
     V(GuardField)                                                              \
     V(TestCids)                                                                \
     V(NumReasons)                                                              \
 
   enum DeoptReasonId {
   #define DEFINE_ENUM_LIST(name) kDeopt##name,
   DEOPT_REASONS(DEFINE_ENUM_LIST)
   #undef DEFINE_ENUM_LIST
   };
@@ skipping 98 matching lines @@
   intptr_t GetCountAt(intptr_t index) const;
   intptr_t AggregateCount() const;
 
   // Returns this->raw() if num_args_tested == 1 and arg_nr == 1, otherwise
   // returns a new ICData object containing only unique arg_nr checks.
   // Returns only used entries.
   RawICData* AsUnaryClassChecksForArgNr(intptr_t arg_nr) const;
   RawICData* AsUnaryClassChecks() const {
     return AsUnaryClassChecksForArgNr(0);
   }
+  RawICData* AsUnaryClassChecksForCid(
+      intptr_t cid, const Function& target) const;
 
   // Consider only used entries.
   bool AllTargetsHaveSameOwner(intptr_t owner_cid) const;
   bool AllReceiversAreNumbers() const;
   bool HasOneTarget() const;
   bool HasReceiverClassId(intptr_t class_id) const;
 
   static RawICData* New(const Function& owner,
                         const String& target_name,
                         const Array& arguments_descriptor,
                         intptr_t deopt_id,
                         intptr_t num_args_tested);
+  static RawICData* NewFrom(const ICData& from, intptr_t num_args_tested);
 
   static intptr_t TestEntryLengthFor(intptr_t num_args);
 
   static intptr_t TargetIndexFor(intptr_t num_args) {
     return num_args;
   }
 
   static intptr_t CountIndexFor(intptr_t num_args) {
     return (num_args + 1);
   }
@@ skipping 4009 matching lines @@
 
 
 RawObject* MegamorphicCache::GetTargetFunction(const Array& array,
                                                intptr_t index) {
   return array.At((index * kEntryLength) + kTargetFunctionIndex);
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_