#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetInstrInfo.h"
-#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include "llvm/Target/TargetSubtargetInfo.h"
using namespace llvm;
MachineLoop *loop = nullptr;
bool isExiting = false;
float totalWeight = 0;
+ unsigned numInstr = 0; // Number of instructions using li
SmallPtrSet<MachineInstr*, 8> visited;
// Find the best physreg hint and the best virtreg hint.
I = mri.reg_instr_begin(li.reg), E = mri.reg_instr_end();
I != E; ) {
MachineInstr *mi = &*(I++);
+ numInstr++;
if (mi->isIdentityCopy() || mi->isImplicitDef() || mi->isDebugValue())
continue;
- if (!visited.insert(mi))
+ if (!visited.insert(mi).second)
continue;
float weight = 1.0f;
if (isRematerializable(li, LIS, *MF.getSubtarget().getInstrInfo()))
totalWeight *= 0.5F;
- li.weight = normalize(totalWeight, li.getSize());
+ li.weight = normalize(totalWeight, li.getSize(), numInstr);
}