#include "llvm/ADT/Statistic.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
+#include "llvm/Support/raw_ostream.h"
using namespace llvm;
STATISTIC(NumSunk, "Number of machine instructions sunk");
bool MachineSinking::runOnMachineFunction(MachineFunction &MF) {
- DOUT << "******** Machine Sinking ********\n";
+ DEBUG(errs() << "******** Machine Sinking ********\n");
CurMF = &MF;
TM = &CurMF->getTarget();
if (MI->getParent() == SuccToSinkTo)
return false;
- DEBUG(cerr << "Sink instr " << *MI);
- DEBUG(cerr << "to block " << *SuccToSinkTo);
+ DEBUG(errs() << "Sink instr " << *MI);
+ DEBUG(errs() << "to block " << *SuccToSinkTo);
// If the block has multiple predecessors, this would introduce computation on
// a path that it doesn't already exist. We could split the critical edge,
// but for now we just punt.
// FIXME: Split critical edges if not backedges.
if (SuccToSinkTo->pred_size() > 1) {
- DEBUG(cerr << " *** PUNTING: Critical edge found\n");
+ DEBUG(errs() << " *** PUNTING: Critical edge found\n");
return false;
}