Reland 21774: Generate KeyedLoadGeneric with Hydrogen

src/ic.cc

Index: src/ic.cc
diff --git a/src/ic.cc b/src/ic.cc
index 46820fe0c0f6c6b0223400e85151d1ea6cc9f310..b43770615ae6a0c4f7f83cd675be703e71b282ec 100644
--- a/src/ic.cc
+++ b/src/ic.cc
@@ -523,6 +523,23 @@ void KeyedLoadIC::Clear(Isolate* isolate, Address address, Code* target) {
 }
 
 
+Handle<Code> KeyedLoadIC::megamorphic_stub() {
+  if (FLAG_compiled_keyed_generic_loads) {
+    return KeyedLoadGenericElementStub().GetCode(isolate());
+  } else {
+    return isolate()->builtins()->KeyedLoadIC_Generic();
+  }
+}
+
+Handle<Code> KeyedLoadIC::generic_stub() const {
+  if (FLAG_compiled_keyed_generic_loads) {
+    return KeyedLoadGenericElementStub().GetCode(isolate());
+  } else {
+    return isolate()->builtins()->KeyedLoadIC_Generic();
+  }
+}
+
+
 void LoadIC::Clear(Isolate* isolate, Address address, Code* target) {
   if (IsCleared(target)) return;
   SetTargetAtAddress(address, *pre_monomorphic_stub(isolate));