stub out a powerpc MCInstPrinter implementation.

llvm-svn: 119059
diff --git a/llvm/lib/Target/PowerPC/Makefile b/llvm/lib/Target/PowerPC/Makefile
index addcf49..484aa98 100644
--- a/llvm/lib/Target/PowerPC/Makefile
+++ b/llvm/lib/Target/PowerPC/Makefile
@@ -18,6 +18,6 @@
                 PPCGenInstrInfo.inc PPCGenDAGISel.inc \
                 PPCGenSubtarget.inc PPCGenCallingConv.inc
 
-DIRS = TargetInfo
+DIRS = InstPrinter TargetInfo
 
 include $(LEVEL)/Makefile.common