///
Init *getValueInit(StringRef FieldName) const;
+ /// Return true if the named field is unset.
+ bool isValueUnset(StringRef FieldName) const {
+ return getValueInit(FieldName) == UnsetInit::get();
+ }
+
/// getValueAsString - This method looks up the specified field and returns
/// its value as a string, throwing an exception if the field does not exist
/// or if the value is not a string.
for (CodeGenTarget::inst_iterator I = Target.inst_begin(),
E = Target.inst_end(); I != E; ++I) {
Record *SchedDef = (*I)->TheDef;
- if (!SchedDef->isSubClassOf("Sched"))
+ if (SchedDef->isValueUnset("SchedRW"))
continue;
RecVec RWs = SchedDef->getValueAsListOfDefs("SchedRW");
for (RecIter RWI = RWs.begin(), RWE = RWs.end(); RWI != RWE; ++RWI) {
// instruction definition that inherits from class Sched.
for (CodeGenTarget::inst_iterator I = Target.inst_begin(),
E = Target.inst_end(); I != E; ++I) {
- if (!(*I)->TheDef->isSubClassOf("Sched"))
+ if ((*I)->TheDef->isValueUnset("SchedRW"))
continue;
IdxVec Writes, Reads;
findRWs((*I)->TheDef->getValueAsListOfDefs("SchedRW"), Writes, Reads);
E = Target.inst_end(); I != E; ++I) {
Record *SchedDef = (*I)->TheDef;
std::string InstName = (*I)->TheDef->getName();
- if (SchedDef->isSubClassOf("Sched")) {
+ if (!SchedDef->isValueUnset("SchedRW")) {
IdxVec Writes;
IdxVec Reads;
findRWs((*I)->TheDef->getValueAsListOfDefs("SchedRW"), Writes, Reads);
}
continue;
}
- if (!SchedDef->isSubClassOf("Sched")
+ if (SchedDef->isValueUnset("SchedRW")
&& (SchedDef->getValueAsDef("Itinerary")->getName() == "NoItinerary")) {
dbgs() << "No machine model for " << (*I)->TheDef->getName() << '\n';
}
// If this opcode isn't mapped by the subtarget fallback to the instruction
// definition's SchedRW or ItinDef values.
- if (Inst.TheDef->isSubClassOf("Sched")) {
+ if (!Inst.TheDef->isValueUnset("SchedRW")) {
RecVec RWs = Inst.TheDef->getValueAsListOfDefs("SchedRW");
return getSchedClassIdx(RWs);
}
// class because that is the fall-back class for other processors.
Record *ItinDef = (*I)->getValueAsDef("Itinerary");
SCIdx = SchedClassIdxMap.lookup(ItinDef->getName());
- if (!SCIdx && (*I)->isSubClassOf("Sched"))
+ if (!SCIdx && !(*I)->isValueUnset("SchedRW"))
SCIdx = getSchedClassIdx((*I)->getValueAsListOfDefs("SchedRW"));
}
unsigned CIdx = 0, CEnd = ClassInstrs.size();