Merged r11507 into 3.9 branch.

src/mips/stub-cache-mips.cc

Index: src/mips/stub-cache-mips.cc
diff --git a/src/mips/stub-cache-mips.cc b/src/mips/stub-cache-mips.cc
index f7b94b926144931393232bc96743a2637e169383..f1a8c89f5377e7c522dd4aadbd9412720c6f2073 100644
--- a/src/mips/stub-cache-mips.cc
+++ b/src/mips/stub-cache-mips.cc
@@ -4494,6 +4494,8 @@ void KeyedStoreStubCompiler::GenerateStoreFastDoubleElement(
     // Increment the length of the array.
     __ li(length_reg, Operand(Smi::FromInt(1)));
     __ sw(length_reg, FieldMemOperand(receiver_reg, JSArray::kLengthOffset));
+    __ lw(elements_reg,
+          FieldMemOperand(receiver_reg, JSObject::kElementsOffset));
     __ jmp(&finish_store);
 
     __ bind(&check_capacity);