Hook ByteArrayViewLoad operations into polymorphic inliner

runtime/vm/intermediate_language.h

Index: runtime/vm/intermediate_language.h
diff --git a/runtime/vm/intermediate_language.h b/runtime/vm/intermediate_language.h
index 57bad222844d9320e5e8863b2fb75ee7bd165309..70b59aef4b997ed4091ebd85462d498b5ad5ccab 100644
--- a/runtime/vm/intermediate_language.h
+++ b/runtime/vm/intermediate_language.h
@@ -177,8 +177,19 @@ class Range;
   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
@@ -194,6 +205,7 @@ RECOGNIZED_LIST(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();
 };