Add missing SDNP properties on the flushw node.

llvm-svn: 162515
diff --git a/llvm/lib/Target/Sparc/SparcInstrInfo.td b/llvm/lib/Target/Sparc/SparcInstrInfo.td
index 15541ef..e64c140 100644
--- a/llvm/lib/Target/Sparc/SparcInstrInfo.td
+++ b/llvm/lib/Target/Sparc/SparcInstrInfo.td
@@ -129,7 +129,7 @@
                            [SDNPHasChain, SDNPOptInGlue]>;
 
 def flushw        : SDNode<"SPISD::FLUSHW", SDTNone,
-                           [SDNPHasChain]>;
+                           [SDNPHasChain, SDNPSideEffect, SDNPMayStore]>;
 
 def getPCX        : Operand<i32> {
   let PrintMethod = "printGetPCX";