OS << "} // End llvm namespace \n";
}
-void InstrInfoEmitter::printDefList(ListInit *LI, const std::string &Name,
- std::ostream &OS) const {
- OS << "static const unsigned " << Name << "[] = { ";
- for (unsigned j = 0, e = LI->getSize(); j != e; ++j)
- if (DefInit *DI = dynamic_cast<DefInit*>(LI->getElement(j)))
- OS << getQualifiedName(DI->getDef()) << ", ";
+static std::vector<Record*> GetDefList(ListInit *LI, const std::string &Name) {
+ std::vector<Record*> Result;
+ for (unsigned i = 0, e = LI->getSize(); i != e; ++i)
+ if (DefInit *DI = dynamic_cast<DefInit*>(LI->getElement(i)))
+ Result.push_back(DI->getDef());
else
throw "Illegal value in '" + Name + "' list!";
+ return Result;
+}
+
+void InstrInfoEmitter::printDefList(const std::vector<Record*> &Uses,
+ unsigned Num, std::ostream &OS) const {
+ OS << "static const unsigned ImplicitList" << Num << "[] = { ";
+ for (unsigned i = 0, e = Uses.size(); i != e; ++i)
+ OS << getQualifiedName(Uses[i]) << ", ";
OS << "0 };\n";
}
Record *PHI = InstrInfo->getValueAsDef("PHIInst");
// Emit empty implicit uses and defs lists
- OS << "static const unsigned EmptyImpUses[] = { 0 };\n"
- << "static const unsigned EmptyImpDefs[] = { 0 };\n";
-
- // Emit all of the instruction's implicit uses and defs...
+ OS << "static const unsigned EmptyImpList[] = { 0 };\n";
+
+ // Keep track of all of the def lists we have emitted already.
+ std::map<std::vector<Record*>, unsigned> EmittedLists;
+ std::map<ListInit*, unsigned> ListNumbers;
+ unsigned ListNumber = 0;
+
+ // Emit all of the instruction's implicit uses and defs.
for (CodeGenTarget::inst_iterator II = Target.inst_begin(),
E = Target.inst_end(); II != E; ++II) {
Record *Inst = II->second.TheDef;
ListInit *LI = Inst->getValueAsListInit("Uses");
- if (LI->getSize()) printDefList(LI, Inst->getName()+"ImpUses", OS);
+ if (LI->getSize()) {
+ std::vector<Record*> Uses = GetDefList(LI, Inst->getName());
+ unsigned &IL = EmittedLists[Uses];
+ if (!IL) printDefList(Uses, IL = ++ListNumber, OS);
+ ListNumbers[LI] = IL;
+ }
LI = Inst->getValueAsListInit("Defs");
- if (LI->getSize()) printDefList(LI, Inst->getName()+"ImpDefs", OS);
+ if (LI->getSize()) {
+ std::vector<Record*> Uses = GetDefList(LI, Inst->getName());
+ unsigned &IL = EmittedLists[Uses];
+ if (!IL) printDefList(Uses, IL = ++ListNumber, OS);
+ ListNumbers[LI] = IL;
+ }
}
OS << "\nstatic const TargetInstrDescriptor " << TargetName
<< "Insts[] = {\n";
- emitRecord(Target.getPHIInstruction(), 0, InstrInfo, OS);
+ emitRecord(Target.getPHIInstruction(), 0, InstrInfo, ListNumbers, OS);
unsigned i = 0;
for (CodeGenTarget::inst_iterator II = Target.inst_begin(),
E = Target.inst_end(); II != E; ++II)
if (II->second.TheDef != PHI)
- emitRecord(II->second, ++i, InstrInfo, OS);
+ emitRecord(II->second, ++i, InstrInfo, ListNumbers, OS);
OS << "};\n";
OS << "} // End llvm namespace \n";
}
void InstrInfoEmitter::emitRecord(const CodeGenInstruction &Inst, unsigned Num,
- Record *InstrInfo, std::ostream &OS) {
+ Record *InstrInfo,
+ std::map<ListInit*, unsigned> &ListNumbers,
+ std::ostream &OS) {
OS << " { \"";
if (Inst.Name.empty())
OS << Inst.TheDef->getName();
// Emit the implicit uses and defs lists...
LI = Inst.TheDef->getValueAsListInit("Uses");
if (!LI->getSize())
- OS << "EmptyImpUses, ";
+ OS << "EmptyImpList, ";
else
- OS << Inst.TheDef->getName() << "ImpUses, ";
+ OS << "ImplicitList" << ListNumbers[LI] << ", ";
LI = Inst.TheDef->getValueAsListInit("Defs");
if (!LI->getSize())
- OS << "EmptyImpDefs ";
+ OS << "EmptyImpList ";
else
- OS << Inst.TheDef->getName() << "ImpDefs ";
+ OS << "ImplicitList" << ListNumbers[LI] << " ";
OS << " }, // Inst #" << Num << " = " << Inst.TheDef->getName() << "\n";
}