#include "llvm/CodeGen/Passes.h"
#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetMachine.h"
-#include "llvm/ADT/DepthFirstIterator.h"
+#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
}
MachineBasicBlock *Entry = MF->begin();
- SmallPtrSet<MachineBasicBlock*, 16> Visited;
- for (df_ext_iterator<MachineBasicBlock*, SmallPtrSet<MachineBasicBlock*, 16> >
- DFI = df_ext_begin(Entry, Visited), DFE = df_ext_end(Entry, Visited);
- DFI != DFE; ++DFI) {
- MachineBasicBlock *MBB = *DFI;
+ ReversePostOrderTraversal<MachineBasicBlock*> RPOT(Entry);
+ for (ReversePostOrderTraversal<MachineBasicBlock*>::rpo_iterator
+ MBBI = RPOT.begin(), MBBE = RPOT.end(); MBBI != MBBE; ++MBBI) {
+ MachineBasicBlock *MBB = *MBBI;
enterBasicBlock(MBB);
for (MachineBasicBlock::iterator I = MBB->begin(), E = MBB->end(); I != E;
++I)