[stubs] Add LoadFixedArrayElements with int index

src/builtins/builtins-string.cc

Index: src/builtins/builtins-string.cc
diff --git a/src/builtins/builtins-string.cc b/src/builtins/builtins-string.cc
index 6aeab6b04f23c60c6560efe134bf2b1dabf13730..7c0f2a5dd290ce805397d026111c319dea0d68ce 100644
--- a/src/builtins/builtins-string.cc
+++ b/src/builtins/builtins-string.cc
@@ -1282,9 +1282,7 @@ void Builtins::Generate_StringPrototypeIterator(
 
   Node* native_context = assembler.LoadNativeContext(context);
   Node* map = assembler.LoadFixedArrayElement(

[Igor Sheludko, 2016/12/01 12:26:57]

This is actually LoadContextElement

[jgruber, 2016/12/01 14:10:33]

Done.

-      native_context,
-      assembler.IntPtrConstant(Context::STRING_ITERATOR_MAP_INDEX), 0,
-      CodeStubAssembler::INTPTR_PARAMETERS);
+      native_context, Context::STRING_ITERATOR_MAP_INDEX);
   Node* iterator = assembler.Allocate(JSStringIterator::kSize);
   assembler.StoreMapNoWriteBarrier(iterator, map);
   assembler.StoreObjectFieldRoot(iterator, JSValue::kPropertiesOffset,
@@ -1441,9 +1439,7 @@ void Builtins::Generate_StringIteratorPrototypeNext(
   {
     Node* native_context = assembler.LoadNativeContext(context);
     Node* map = assembler.LoadFixedArrayElement(

[Igor Sheludko, 2016/12/01 12:26:57]

Same here.

[jgruber, 2016/12/01 14:10:32]

Done.

-        native_context,
-        assembler.IntPtrConstant(Context::ITERATOR_RESULT_MAP_INDEX), 0,
-        CodeStubAssembler::INTPTR_PARAMETERS);
+        native_context, Context::ITERATOR_RESULT_MAP_INDEX);
     Node* result = assembler.Allocate(JSIteratorResult::kSize);
     assembler.StoreMapNoWriteBarrier(result, map);
     assembler.StoreObjectFieldRoot(result, JSIteratorResult::kPropertiesOffset,