Support unaligned integer loads on ARM and MIPS.

runtime/vm/kernel_to_il.cc

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include <map>
 #include <set>
 #include <string>
 
 #include "vm/kernel_to_il.h"
 
@@ skipping 2331 matching lines @@
   Push(call);
   return Fragment(call);
 }
 
 
 Fragment FlowGraphBuilder::StoreIndexed(intptr_t class_id) {
   Value* value = Pop();
   Value* index = Pop();
   // TODO(27590): Omit store barrier when possible (e.g., storing
   // some constants).
+  bool aligned = true;
   StoreIndexedInstr* store = new (Z) StoreIndexedInstr(
       Pop(),  // Array.
       index, value, kEmitStoreBarrier, Instance::ElementSizeFor(class_id),
-      class_id, Thread::kNoDeoptId, TokenPosition::kNoSource);
+      class_id, aligned, Thread::kNoDeoptId, TokenPosition::kNoSource);
   Push(store);
   return Fragment(store);
 }
 
 
 Fragment FlowGraphBuilder::StoreInstanceField(const dart::Field& field) {
   Value* value = Pop();
   // TODO(27590): Omit store barrier when possible (e.g., storing
   // some constants).
   StoreInstanceFieldInstr* store = new (Z) StoreInstanceFieldInstr(
@@ skipping 3203 matching lines @@
   instructions += LoadLocal(closure);
   instructions += LoadLocal(parsed_function_->current_context_var());
   instructions += StoreInstanceField(Closure::context_offset());
 
   return instructions;
 }
 
 
 }  // namespace kernel
 }  // namespace dart