Hook ByteArrayViewLoad operations into polymorphic inliner

runtime/vm/intermediate_language.h

 // Copyright (c) 2013, 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_INTERMEDIATE_LANGUAGE_H_
 #define VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 159 matching lines @@
 
 // A list of core function that should always be inlined.
 #define INLINE_WHITE_LIST(V)                                                   \
   V(_List, get:length, ObjectArrayLength, 215153395)                           \
   V(_ImmutableList, get:length, ImmutableArrayLength, 578733070)               \
   V(_TypedList, get:length, TypedDataLength, 26616328)                         \
   V(_GrowableList, get:length, GrowableArrayLength, 1654225242)                \
   V(_StringBase, get:length, StringBaseLength, 1483520063)                     \
   V(ListIterator, moveNext, ListIteratorMoveNext, 90930587)                    \
   V(_GrowableList, get:iterator, GrowableArrayIterator, 1305127405)            \
-  V(_GrowableList, forEach, GrowableArrayForEach, 1675430533)
+  V(_GrowableList, forEach, GrowableArrayForEach, 1675430533)                  \
 
+// A list of core functions that internally dispatch based on received id.
+#define POLYMORPHC_TARGET_LIST(V)                                              \

[Cutch, 2013/10/22 03:46:16]

These methods internally dispatch on the receiver id.

+  V(_TypedList, _getInt8, ByteArrayBaseGetInt8, 272598802)                     \
+  V(_TypedList, _getUint8, ByteArrayBaseGetUint8, 831354841)                   \
+  V(_TypedList, _getInt16, ByteArrayBaseGetInt16, 1832126257)                  \
+  V(_TypedList, _getUint16, ByteArrayBaseGetUint16, 1762714698)                \
+  V(_TypedList, _getInt32, ByteArrayBaseGetInt32, 48785449)                    \
+  V(_TypedList, _getUint32, ByteArrayBaseGetUint32, 1392579206)                \
+  V(_TypedList, _getFloat32, ByteArrayBaseGetFloat32, 185163470)               \
+  V(_TypedList, _getFloat64, ByteArrayBaseGetFloat64, 1356392173)              \
+  V(_TypedList, _getFloat32x4, ByteArrayBaseGetFloat32x4, 1239681356)          \
 
 // Class that recognizes the name and owner of a function and returns the
 // corresponding enum. See RECOGNIZED_LIST above for list of recognizable
 // functions.
 class MethodRecognizer : public AllStatic {
  public:
   enum Kind {
     kUnknown,
 #define DEFINE_ENUM_LIST(class_name, function_name, enum_name, fp) k##enum_name,
 RECOGNIZED_LIST(DEFINE_ENUM_LIST)
 #undef DEFINE_ENUM_LIST
   };
 
   static Kind RecognizeKind(const Function& function);
   static bool AlwaysInline(const Function& function);
+  static bool PolymorphicTarget(const Function& function);

[Cutch, 2013/10/22 03:46:16]

Returns true if the target is in the above POLYMORPHIC_TARGET_LIST. This is used
in the polymorphic inliner where it forces the above methods to be inlined
despite only having one target.

   static const char* KindToCString(Kind kind);
   static void InitializeState();
 };
 
 
 // CompileType describes type of the value produced by the definition.
 //
 // It captures the following properties:
 //    - whether value can potentially be null or it is definitely not null;
 //    - concrete class id of the value or kDynamicCid if unknown statically;
@@ skipping 6649 matching lines @@
   ForwardInstructionIterator* current_iterator_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FlowGraphVisitor);
 };
 
 
 }  // namespace dart
 
 #endif  // VM_INTERMEDIATE_LANGUAGE_H_