[llvm-commits] CVS: reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp

[Brian Gaeke]

Changes in directory reopt/lib/LightWtProfiling:

UnpackTraceFunction.cpp updated: 1.47 -> 1.48

---
Log message:

Clear out prolog and epilog blocks using clear().


---
Diffs of the changes:  (+2 -5)

Index: reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp
diff -u reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp:1.47 reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp:1.48
--- reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp:1.47	Wed Mar 31 15:05:35 2004
+++ reopt/lib/LightWtProfiling/UnpackTraceFunction.cpp	Wed Mar 31 16:40:25 2004
@@ -361,6 +361,7 @@
   MachineBasicBlock &E = MF.front (); // E = Entry MBB of MF
   std::vector<CopyInfo> EntryCopies;
   DEBUG(std::cerr << "UnpackTraceFunction: Modifying entry BB\n");
+  E.clear ();
   for (LiveVariableSet::iterator SI = Si.begin (), SE = Si.end (); SI != SE;
        ++SI) {
     // Insert copies from each live-in variable's reg. in the matrix fn.
@@ -400,11 +401,7 @@
               && "Can't find matrix fn BB address to return to from trace");
       uint64_t ReturnAddress = 
         getBasicBlockInfo(TF->ReturnBlockForTraceExit[RBB]).first;
-      // Erase the contents of MBB.
-      while (!MBB.empty ()) {
-        MachineBasicBlock::iterator MBBI = MBB.begin ();
-        MBB.erase (MBBI);
-      }
+      MBB.clear (); // Empty it out first.
       // Insert copies from each live-out variable's reg. in the trace
       // to its reg. in the matrix function.
       for (LiveVariableSet::iterator SI = So.begin (), SE = So.end ();