if (DPRMI && SPRMI) {
// See if the first operand of this insert_subreg is IMPLICIT_DEF
MachineInstr *ECDef = elideCopies(DPRMI);
- if (ECDef != 0 && ECDef->isImplicitDef()) {
+ if (ECDef && ECDef->isImplicitDef()) {
// Another corner case - if we're inserting something that is purely
// a subreg copy of a DPR, just use that DPR.
if (!MI->isFullCopy())
return MI;
if (!TRI->isVirtualRegister(MI->getOperand(1).getReg()))
- return NULL;
+ return nullptr;
MachineInstr *Def = MRI->getVRegDef(MI->getOperand(1).getReg());
if (!Def)
- return NULL;
+ return nullptr;
return elideCopies(Def);
}