make -print-machineinstrs work for both SparcV9 and X86

llvm-svn: 12122
diff --git a/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp b/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
index acd76fb..485a358 100644
--- a/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
+++ b/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
@@ -162,6 +162,10 @@
     PM.add(createInstructionSchedulingWithSSAPass(*this));
 
   PM.add(getRegisterAllocator(*this));
+
+  if (PrintMachineCode)
+    PM.add(createMachineFunctionPrinterPass(&std::cerr));
+
   PM.add(createPrologEpilogInsertionPass());
 
   if (!DisablePeephole)