Make -print-machineinstrs show us the code both before and after reg. alloc.

llvm-svn: 12344
diff --git a/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp b/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
index 485a358..e8172c1 100644
--- a/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
+++ b/llvm/lib/Target/SparcV9/SparcV9TargetMachine.cpp
@@ -161,10 +161,13 @@
   if (!DisableSched)
     PM.add(createInstructionSchedulingWithSSAPass(*this));
 
+  if (PrintMachineCode)
+    PM.add(createMachineFunctionPrinterPass(&std::cerr, "Before reg alloc:\n"));
+
   PM.add(getRegisterAllocator(*this));
 
   if (PrintMachineCode)
-    PM.add(createMachineFunctionPrinterPass(&std::cerr));
+    PM.add(createMachineFunctionPrinterPass(&std::cerr, "After reg alloc:\n"));
 
   PM.add(createPrologEpilogInsertionPass());