Reapply "Save and restore feedback from JIT."

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 RUNTIME_VM_OBJECT_H_
 #define RUNTIME_VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 1488 matching lines @@
                                    Error* bound_error,
                                    TrailPtr bound_trail,
                                    Heap::Space space);
 
   FINAL_HEAP_OBJECT_IMPLEMENTATION(Class, Object);
   friend class AbstractType;
   friend class Instance;
   friend class Object;
   friend class Type;
   friend class Intrinsifier;
-  friend class Precompiler;
+  friend class ProgramVisitor;
 };
 
 
 // Unresolved class is used for storing unresolved names which will be resolved
 // to a class after all classes have been loaded and finalized.
 class UnresolvedClass : public Object {
  public:
   RawObject* library_or_library_prefix() const {
     return raw_ptr()->library_or_library_prefix_;
   }
@@ skipping 447 matching lines @@
   bool AddSmiSmiCheckForFastSmiStubs() const;
 
   // Used for unoptimized static calls when no class-ids are checked.
   void AddTarget(const Function& target) const;
 
   // Adding checks.
 
   // Adds one more class test to ICData. Length of 'classes' must be equal to
   // the number of arguments tested. Use only for num_args_tested > 1.
   void AddCheck(const GrowableArray<intptr_t>& class_ids,
-                const Function& target) const;
+                const Function& target,
+                intptr_t count = 1) const;
   // Adds sorted so that Smi is the first class-id. Use only for
   // num_args_tested == 1.
   void AddReceiverCheck(intptr_t receiver_class_id,
                         const Function& target,
                         intptr_t count = 1) const;
 
   // Does entry |index| contain the sentinel value?
   bool IsSentinelAt(intptr_t index) const;
 
   // Retrieving checks.
@@ skipping 1552 matching lines @@
                         intptr_t* token_len = NULL) const;
 
   // Returns index of first and last token on the given line. Returns both
   // indices < 0 if no token exists on or after the line. If a token exists
   // after, but not on given line, returns in *first_token_index the index of
   // the first token after the line, and a negative value in *last_token_index.
   void TokenRangeAtLine(intptr_t line_number,
                         TokenPosition* first_token_index,
                         TokenPosition* last_token_index) const;
 
+  int32_t SourceFingerprint() const;
+  int32_t SourceFingerprint(TokenPosition start, TokenPosition end) const;
+
   static intptr_t InstanceSize() {
     return RoundedAllocationSize(sizeof(RawScript));
   }
 
   static RawScript* New(const String& url,
                         const String& source,
                         RawScript::Kind kind);
 
   static RawScript* New(const String& url,
                         const String& resolved_url,
@@ skipping 3335 matching lines @@
 
   static RawString* Transform(int32_t (*mapping)(int32_t ch),
                               const String& str,
                               Heap::Space space = Heap::kNew);
 
   static RawString* ToUpperCase(const String& str,
                                 Heap::Space space = Heap::kNew);
   static RawString* ToLowerCase(const String& str,
                                 Heap::Space space = Heap::kNew);
 
+  static RawString* RemovePrivateKey(const String& name);
+
   static RawString* ScrubName(const String& name);
   static RawString* ScrubNameRetainPrivate(const String& name);
 
   static bool EqualsIgnoringPrivateKey(const String& str1, const String& str2);
 
   static RawString* NewFormatted(const char* format, ...)
       PRINTF_ATTRIBUTE(1, 2);
   static RawString* NewFormatted(Heap::Space space, const char* format, ...)
       PRINTF_ATTRIBUTE(2, 3);
   static RawString* NewFormattedV(const char* format,
@@ skipping 1983 matching lines @@
 
 inline void TypeArguments::SetHash(intptr_t value) const {
   // This is only safe because we create a new Smi, which does not cause
   // heap allocation.
   StoreSmi(&raw_ptr()->hash_, Smi::New(value));
 }
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_OBJECT_H_