//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "regalloc"
#include "LiveRangeCalc.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
using namespace llvm;
+#define DEBUG_TYPE "regalloc"
+
void LiveRangeCalc::reset(const MachineFunction *mf,
SlotIndexes *SI,
MachineDominatorTree *MDT,
// The value is live-through, update LiveOut as well.
// Defer the Domtree lookup until it is needed.
assert(Seen.test(MBB->getNumber()));
- LiveOut[MBB] = LiveOutPair(I->Value, (MachineDomTreeNode *)0);
+ LiveOut[MBB] = LiveOutPair(I->Value, (MachineDomTreeNode *)nullptr);
}
Updater.setDest(&I->LR);
Updater.add(Start, End, I->Value);
// Remember if we have seen more than one value.
bool UniqueVNI = true;
- VNInfo *TheVNI = 0;
+ VNInfo *TheVNI = nullptr;
// Using Seen as a visited set, perform a BFS for all reaching defs.
for (unsigned i = 0; i != WorkList.size(); ++i) {
End = Kill;
else
LiveOut[MF->getBlockNumbered(*I)] =
- LiveOutPair(TheVNI, (MachineDomTreeNode *)0);
+ LiveOutPair(TheVNI, nullptr);
Updater.add(Start, End, TheVNI);
}
return true;
VNInfo *VNI = LR.getNextValue(Start, *Alloc);
I->Value = VNI;
// This block is done, we know the final value.
- I->DomNode = 0;
+ I->DomNode = nullptr;
// Add liveness since updateLiveIns now skips this node.
if (I->Kill.isValid())