DbgValues.clear();
assert(!(IsPostRA && MRI.getNumVirtRegs()) &&
"Virtual registers must be removed prior to PostRA scheduling");
+
+ const TargetSubtargetInfo &ST = TM.getSubtarget<TargetSubtargetInfo>();
+ SchedModel.init(*ST.getSchedModel(), &ST, TII);
}
/// getUnderlyingObjectFromInt - This is the function that does the work of
// perform its own adjustments.
SDep dep(SU, SDep::Data, LDataLatency, *Alias);
if (!UnitLatencies) {
- unsigned Latency =
- TII->computeOperandLatency(InstrItins, SU->getInstr(), OperIdx,
- (UseOp < 0 ? 0 : UseMI), UseOp);
- dep.setLatency(Latency);
- unsigned MinLatency =
- TII->computeOperandLatency(InstrItins, SU->getInstr(), OperIdx,
- (UseOp < 0 ? 0 : UseMI), UseOp,
- /*FindMin=*/true);
- dep.setMinLatency(MinLatency);
+ MachineInstr *RegUse = UseOp < 0 ? 0 : UseMI;
+ dep.setLatency(
+ SchedModel.computeOperandLatency(SU->getInstr(), OperIdx,
+ RegUse, UseOp, /*FindMin=*/false));
+ dep.setMinLatency(
+ SchedModel.computeOperandLatency(SU->getInstr(), OperIdx,
+ RegUse, UseOp, /*FindMin=*/true));
ST.adjustSchedDependency(SU, UseSU, dep);
}
// Adjust the dependence latency using operand def/use information, then
// allow the target to perform its own adjustments.
int DefOp = Def->findRegisterDefOperandIdx(Reg);
- unsigned Latency =
- TII->computeOperandLatency(InstrItins, Def, DefOp, MI, OperIdx);
- dep.setLatency(Latency);
- unsigned MinLatency =
- TII->computeOperandLatency(InstrItins, Def, DefOp, MI, OperIdx,
- /*FindMin=*/true);
- dep.setMinLatency(MinLatency);
+ dep.setLatency(
+ SchedModel.computeOperandLatency(Def, DefOp, MI, OperIdx, false));
+ dep.setMinLatency(
+ SchedModel.computeOperandLatency(Def, DefOp, MI, OperIdx, true));
const TargetSubtargetInfo &ST = TM.getSubtarget<TargetSubtargetInfo>();
ST.adjustSchedDependency(DefSU, SU, const_cast<SDep &>(dep));
/// (like a call or something with unmodeled side effects).
static inline bool isGlobalMemoryObject(AliasAnalysis *AA, MachineInstr *MI) {
if (MI->isCall() || MI->hasUnmodeledSideEffects() ||
- (MI->hasVolatileMemoryRef() &&
+ (MI->hasOrderedMemoryRef() &&
(!MI->mayLoad() || !MI->isInvariantLoad(AA))))
return true;
return false;
}
void ScheduleDAGInstrs::dumpNode(const SUnit *SU) const {
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
SU->getInstr()->dump();
+#endif
}
std::string ScheduleDAGInstrs::getGraphNodeLabel(const SUnit *SU) const {