Port and integrate the irregexp engine from V8

runtime/vm/method_recognizer.h

Index: runtime/vm/method_recognizer.h
diff --git a/runtime/vm/method_recognizer.h b/runtime/vm/method_recognizer.h
index c7062842c934413a0f7807f7d8a620bd087de9dd..6f7e314c96d47a34c292e1a7b11c9bb37ed1aa04 100644
--- a/runtime/vm/method_recognizer.h
+++ b/runtime/vm/method_recognizer.h
@@ -38,6 +38,12 @@ namespace dart {
   V(_TypedList, _setFloat32x4, ByteArrayBaseSetFloat32x4, 950522310)           \
   V(_TypedList, _setInt32x4, ByteArrayBaseSetInt32x4, 1301138078)              \
   V(_StringBase, _interpolate, StringBaseInterpolate, 1540062866)              \
+  V(_OneByteString, _oneCodeUnitAt, OneByteString_oneCodeUnitAt, 1042963962)   \
+  V(_OneByteString, _twoCodeUnitsAt, OneByteString_twoCodeUnitsAt, 1094453328) \
+  V(_OneByteString, _fourCodeUnitsAt, OneByteString_fourCodeUnitsAt,           \
+      1600083803)                                                              \
+  V(_TwoByteString, _oneCodeUnitAt, TwoByteString_oneCodeUnitAt, 1205041289)   \
+  V(_TwoByteString, _twoCodeUnitsAt, TwoByteString_twoCodeUnitsAt, 1256530655) \
   V(_IntegerImplementation, toDouble, IntegerToDouble, 1084977108)             \
   V(_IntegerImplementation, _leftShiftWithMask32, IntegerLeftShiftWithMask32,  \
       597111055)                                                               \
@@ -194,6 +200,17 @@ namespace dart {
   V(_TwoByteString, ==, TwoByteString_equality, 951149689)                     \
 
 
+// TODO(jgruber): Remove this list and add _ExecuteMatch to
+// CORE_LIB_INTRINSIC_LIST once irregexp code has been implemented for all
+// architectures and JSCRE has been removed.
+#if defined(USE_JSCRE)
+#define CORE_REGEXP_LIB_INTRINSIC_LIST(V)
+#else
+#define CORE_REGEXP_LIB_INTRINSIC_LIST(V)                                      \
+  V(_JSSyntaxRegExp, _ExecuteMatch, JSRegExp_ExecuteMatch, 1654250896)
+#endif
+
+
 #define CORE_INTEGER_LIB_INTRINSIC_LIST(V)                                     \
   V(_IntegerImplementation, _addFromInteger, Integer_addFromInteger,           \
     438687793)                                                                 \
@@ -296,6 +313,7 @@ namespace dart {
 
 #define ALL_INTRINSICS_NO_INTEGER_LIB_LIST(V)                                  \
   CORE_LIB_INTRINSIC_LIST(V)                                                   \
+  CORE_REGEXP_LIB_INTRINSIC_LIST(V)                                            \
   MATH_LIB_INTRINSIC_LIST(V)                                                   \
   TYPED_DATA_LIB_INTRINSIC_LIST(V)                                             \
   PROFILER_LIB_INTRINSIC_LIST(V)
@@ -317,6 +335,14 @@ namespace dart {
   V(_TypedList, get:length, TypedDataLength, 522565357)                        \
   V(_GrowableList, get:length, GrowableArrayLength, 778505107)                 \
   V(_StringBase, get:length, StringBaseLength, 784399628)                      \
+  V(_GrowableList, add, GrowableListAdd, 1899133961)                           \
+  V(_GrowableList, removeLast, GrowableListRemoveLast, 1274907639)             \
+  V(_OneByteString, _oneCodeUnitAt, OneByteString_oneCodeUnitAt, 1042963962)   \
+  V(_OneByteString, _twoCodeUnitsAt, OneByteString_twoCodeUnitsAt, 1094453328) \
+  V(_OneByteString, _fourCodeUnitsAt, OneByteString_fourCodeUnitsAt,           \
+      1600083803)                                                              \
+  V(_TwoByteString, _oneCodeUnitAt, TwoByteString_oneCodeUnitAt, 1205041289)   \
+  V(_TwoByteString, _twoCodeUnitsAt, TwoByteString_twoCodeUnitsAt, 1256530655) \
   V(ListIterator, moveNext, ListIteratorMoveNext, 210829138)                   \
   V(_FixedSizeArrayIterator, moveNext, FixedListIteratorMoveNext, 1147271335)  \
   V(_GrowableList, get:iterator, GrowableArrayIterator, 1812933946)            \