Fixed a bug in LiveInterval scaling (failure to scale VNI defs correctly), removed old TODO comments.

llvm-svn: 74054

llvm/lib/CodeGen/LiveInterval.cpp

@@ -373,7 +373,8 @@ void LiveInterval::scaleNumbering(unsigned factor) {
   for (vni_iterator VNI = vni_begin(), VNIE = vni_end(); VNI != VNIE; ++VNI) {
     VNInfo *vni = *VNI;
 
-    vni->def = InstrSlots::scale(vni->def, factor);
+    if (vni->isDefAccurate())
+      vni->def = InstrSlots::scale(vni->def, factor);
 
     for (unsigned i = 0; i < vni->kills.size(); ++i) {
       if (vni->kills[i] != 0)

llvm/lib/CodeGen/VirtRegRewriter.h

@@ -32,11 +32,6 @@
 #include "VirtRegMap.h"
 #include <map>
 
-// TODO:
-//       - Finish renaming Spiller -> Rewriter
-//         - SimpleSpiller
-//         - LocalSpiller
-
 namespace llvm {
   
   /// VirtRegRewriter interface: Implementations of this interface assign