ARM: Implement QADD and QSUB.  Fixes #286917.


git-svn-id: svn://svn.valgrind.org/vex/trunk@2424 8f6e269a-dfd6-0310-a8e1-e2731360e62c
diff --git a/priv/host_arm_isel.c b/priv/host_arm_isel.c
index f40aa6e..059006b 100644
--- a/priv/host_arm_isel.c
+++ b/priv/host_arm_isel.c
@@ -1362,6 +1362,10 @@
             fn = &h_generic_calc_QSub8Ux4; break;
          case Iop_Sad8Ux4:
             fn = &h_generic_calc_Sad8Ux4; break;
+         case Iop_QAdd32S:
+            fn = &h_generic_calc_QAdd32S; break;
+         case Iop_QSub32S:
+            fn = &h_generic_calc_QSub32S; break;
          default:
             break;
       }