Enable the register allocator pass.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4829 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86TargetMachine.cpp b/lib/Target/X86/X86TargetMachine.cpp
index 50780fa..e316abc 100644
--- a/lib/Target/X86/X86TargetMachine.cpp
+++ b/lib/Target/X86/X86TargetMachine.cpp
@@ -36,8 +36,12 @@
   PM.add(createMachineFunctionPrinterPass());
 
   // Perform register allocation to convert to a concrete x86 representation
-  //PM.add(createSimpleX86RegisterAllocator(*this));
+  PM.add(createSimpleX86RegisterAllocator(*this));
 
+  // Print the instruction selected machine code...
+  // PM.add(createMachineFunctionPrinterPass());
+
+  // Print the register-allocated code
   PM.add(createX86CodePrinterPass(*this, std::cerr));
 
   //PM.add(createEmitX86CodeToMemory(*this));