diff -r 86ab3f0a9f87 -r 954c9575f653 hotspot/src/cpu/sparc/vm/c1_LIRGenerator_sparc.cpp
--- a/hotspot/src/cpu/sparc/vm/c1_LIRGenerator_sparc.cpp	Thu Apr 21 20:49:11 2016 -0700
+++ b/hotspot/src/cpu/sparc/vm/c1_LIRGenerator_sparc.cpp	Fri Apr 22 01:04:00 2016 -0700
@@ -344,7 +344,7 @@
     length.set_instruction(x->length());
     length.load_item();
   }
-  if (needs_store_check) {
+  if (needs_store_check || x->check_boolean()) {
     value.load_item();
   } else {
     value.load_for_store(x->elt_type());
@@ -389,7 +389,8 @@
     pre_barrier(LIR_OprFact::address(array_addr), LIR_OprFact::illegalOpr /* pre_val */,
                 true /* do_load */, false /* patch */, NULL);
   }
-  __ move(value.result(), array_addr, null_check_info);
+  LIR_Opr result = maybe_mask_boolean(x, array.result(), value.result(), null_check_info);
+  __ move(result, array_addr, null_check_info);
   if (obj_store) {
     // Precise card mark
     post_barrier(LIR_OprFact::address(array_addr), value.result());