static bool isVGPR(const MachineOperand *MO, const SIRegisterInfo &TRI,
const MachineRegisterInfo &MRI) {
if (!MO->isReg())
return false;
if (TargetRegisterInfo::isVirtualRegister(MO->getReg()))
return TRI.hasVGPRs(MRI.getRegClass(MO->getReg()));
return TRI.hasVGPRs(TRI.getPhysRegClass(MO->getReg()));
}
static bool isSGPRToVGPRCopy(const TargetRegisterClass *SrcRC,
const TargetRegisterClass *DstRC,
const SIRegisterInfo &TRI) {
return TRI.isSGPRClass(SrcRC) && TRI.hasVGPRs(DstRC);
}
bool SIFixSGPRCopies::isSGPRToVGPRCopy(const TargetRegisterClass *SrcRC,
const TargetRegisterClass *DstRC,
const SIRegisterInfo &TRI) const {
return TRI.isSGPRClass(SrcRC) && TRI.hasVGPRs(DstRC);
}