Fix StoreIndexedInstr input representation requirements for Int32/Uint32 arrays.

runtime/vm/il_printer.cc

 // Copyright (c) 2012, 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 "vm/il_printer.h"
 
 #include "vm/flow_graph_range_analysis.h"
 #include "vm/intermediate_language.h"
 #include "vm/os.h"
 #include "vm/parser.h"
@@ skipping 1025 matching lines @@
     f->Print(" %s", RepresentationToCString(representation()));
   }
 
   if (type_ != NULL) {
     f->Print(" ");
     type_->PrintTo(f);
   }
 }
 
 
+void UnboxIntNInstr::PrintOperandsTo(BufferFormatter* f) const {
+  if (is_truncating()) {
+    f->Print("[tr], ");
+  }
+  Definition::PrintOperandsTo(f);
+}
+
+
 void UnboxedIntConverterInstr::PrintOperandsTo(BufferFormatter* f) const {
-  f->Print("%s->%s, ",
+  f->Print("%s->%s%s, ",
            RepresentationToCString(from()),
-           RepresentationToCString(to()));
+           RepresentationToCString(to()),
+           is_truncating() ? "[tr]" : "");
   Definition::PrintOperandsTo(f);
 }
 
 
 void ParameterInstr::PrintOperandsTo(BufferFormatter* f) const {
   f->Print("%" Pd, index());
 }
 
 
 void CheckStackOverflowInstr::PrintOperandsTo(BufferFormatter* f) const {
@@ skipping 97 matching lines @@
 }
 
 const char* Environment::ToCString() const {
   char buffer[1024];
   BufferFormatter bf(buffer, 1024);
   PrintTo(&bf);
   return Isolate::Current()->current_zone()->MakeCopyOfString(buffer);
 }
 
 }  // namespace dart