const AArch64InstrInfo *TII;
const TargetRegisterInfo *TRI;
const MachineRegisterInfo *MRI;
- MachineFunction *MF;
TargetSchedModel SchedModel;
MachineTraceMetrics *Traces;
MachineTraceMetrics::Ensemble *MinInstr;
static char ID;
AArch64StorePairSuppress() : MachineFunctionPass(ID) {}
- virtual const char *getPassName() const override {
+ const char *getPassName() const override {
return "AArch64 Store Pair Suppression";
}
bool isNarrowFPStore(const MachineInstr &MI);
- virtual void getAnalysisUsage(AnalysisUsage &AU) const override {
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesCFG();
AU.addRequired<MachineTraceMetrics>();
AU.addPreserved<MachineTraceMetrics>();
// If a subtarget does not define resources for STPQi, bail here.
if (SCDesc->isValid() && !SCDesc->isVariant()) {
- unsigned ResLenWithSTP = BBTrace.getResourceLength(
- ArrayRef<const MachineBasicBlock *>(), SCDesc);
+ unsigned ResLenWithSTP = BBTrace.getResourceLength(None, SCDesc);
if (ResLenWithSTP > ResLength) {
DEBUG(dbgs() << " Suppress STP in BB: " << BB->getNumber()
<< " resources " << ResLength << " -> " << ResLenWithSTP
}
}
-bool AArch64StorePairSuppress::runOnMachineFunction(MachineFunction &mf) {
- MF = &mf;
- TII = static_cast<const AArch64InstrInfo *>(MF->getTarget().getInstrInfo());
- TRI = MF->getTarget().getRegisterInfo();
- MRI = &MF->getRegInfo();
- const TargetSubtargetInfo &ST =
- MF->getTarget().getSubtarget<TargetSubtargetInfo>();
- SchedModel.init(*ST.getSchedModel(), &ST, TII);
-
+bool AArch64StorePairSuppress::runOnMachineFunction(MachineFunction &MF) {
+ const TargetSubtargetInfo &ST = MF.getSubtarget();
+ TII = static_cast<const AArch64InstrInfo *>(ST.getInstrInfo());
+ TRI = ST.getRegisterInfo();
+ MRI = &MF.getRegInfo();
+ SchedModel.init(ST.getSchedModel(), &ST, TII);
Traces = &getAnalysis<MachineTraceMetrics>();
MinInstr = nullptr;
- DEBUG(dbgs() << "*** " << getPassName() << ": " << MF->getName() << '\n');
+ DEBUG(dbgs() << "*** " << getPassName() << ": " << MF.getName() << '\n');
if (!SchedModel.hasInstrSchedModel()) {
DEBUG(dbgs() << " Skipping pass: no machine model present.\n");
// precisely determine whether a store pair can be formed. But we do want to
// filter out most situations where we can't form store pairs to avoid
// computing trace metrics in those cases.
- for (auto &MBB : *MF) {
+ for (auto &MBB : MF) {
bool SuppressSTP = false;
unsigned PrevBaseReg = 0;
for (auto &MI : MBB) {
continue;
unsigned BaseReg;
unsigned Offset;
- if (TII->getLdStBaseRegImmOfs(&MI, BaseReg, Offset, TRI)) {
+ if (TII->getMemOpBaseRegImmOfs(&MI, BaseReg, Offset, TRI)) {
if (PrevBaseReg == BaseReg) {
// If this block can take STPs, skip ahead to the next block.
if (!SuppressSTP && shouldAddSTPToBlock(MI.getParent()))