Polymorphic inlining for some recognized methods in the optimizing compiler.

runtime/vm/intrinsifier_mips.cc

Index: runtime/vm/intrinsifier_mips.cc
===================================================================
--- runtime/vm/intrinsifier_mips.cc	(revision 25997)
+++ runtime/vm/intrinsifier_mips.cc	(working copy)
@@ -134,19 +134,6 @@
 }
 
 
-bool Intrinsifier::Array_getLength(Assembler* assembler) {
-  __ lw(V0, Address(SP, 0 * kWordSize));
-  __ Ret();
-  __ delay_slot()->lw(V0, FieldAddress(V0, Array::length_offset()));
-  return true;
-}
-
-
-bool Intrinsifier::ImmutableArray_getLength(Assembler* assembler) {
-  return Array_getLength(assembler);
-}
-
-
 bool Intrinsifier::Array_getIndexed(Assembler* assembler) {
   Label fall_through;
 
@@ -322,15 +309,6 @@
 }
 
 
-bool Intrinsifier::GrowableArray_getLength(Assembler* assembler) {
-  __ lw(V0, Address(SP, 0 * kWordSize));
-  __ Ret();
-  __ delay_slot()->lw(V0,
-      FieldAddress(V0, GrowableObjectArray::length_offset()));
-  return true;
-}
-
-
 bool Intrinsifier::GrowableArray_getCapacity(Assembler* assembler) {
   __ lw(V0, Address(SP, 0 * kWordSize));
   __ lw(V0, FieldAddress(V0, GrowableObjectArray::data_offset()));
@@ -558,15 +536,6 @@
   __ Bind(&fall_through);                                                      \
 
 
-// Gets the length of a TypedData.
-bool Intrinsifier::TypedData_getLength(Assembler* assembler) {
-  __ lw(T0, Address(SP, 0 * kWordSize));
-  __ Ret();
-  __ delay_slot()->lw(V0, FieldAddress(T0, TypedData::length_offset()));
-  return true;
-}
-
-
 static int GetScaleFactor(intptr_t size) {
   switch (size) {
     case 1: return 0;
@@ -1498,14 +1467,6 @@
 }
 
 
-bool Intrinsifier::String_getLength(Assembler* assembler) {
-  __ lw(T0, Address(SP, 0 * kWordSize));
-  __ Ret();
-  __ delay_slot()->lw(V0, FieldAddress(T0, String::length_offset()));
-  return true;
-}
-
-
 bool Intrinsifier::String_codeUnitAt(Assembler* assembler) {
   Label fall_through, try_two_byte_string;