-//===----------------------------------------------------------------------===//
-// Predicate emitter implementation.
-//
-
-void DAGISelEmitter::EmitPredicateFunctions(raw_ostream &OS) {
- OS << "\n// Predicate functions.\n";
-
- // Walk the pattern fragments, adding them to a map, which sorts them by
- // name.
- typedef std::map<std::string, std::pair<Record*, TreePattern*> > PFsByNameTy;
- PFsByNameTy PFsByName;
-
- for (CodeGenDAGPatterns::pf_iterator I = CGP.pf_begin(), E = CGP.pf_end();
- I != E; ++I)
- PFsByName.insert(std::make_pair(I->first->getName(), *I));
-
-
- for (PFsByNameTy::iterator I = PFsByName.begin(), E = PFsByName.end();
- I != E; ++I) {
- Record *PatFragRecord = I->second.first;// Record that derives from PatFrag.
- TreePattern *P = I->second.second;
-
- // If there is a code init for this fragment, emit the predicate code.
- std::string Code = PatFragRecord->getValueAsCode("Predicate");
- if (Code.empty()) continue;
-
- if (P->getOnlyTree()->isLeaf())
- OS << "inline bool Predicate_" << PatFragRecord->getName()
- << "(SDNode *N) const {\n";
- else {
- std::string ClassName =
- CGP.getSDNodeInfo(P->getOnlyTree()->getOperator()).getSDClassName();
- const char *C2 = ClassName == "SDNode" ? "N" : "inN";
-
- OS << "inline bool Predicate_" << PatFragRecord->getName()
- << "(SDNode *" << C2 << ") const {\n";
- if (ClassName != "SDNode")
- OS << " " << ClassName << " *N = cast<" << ClassName << ">(inN);\n";
- }
- OS << Code << "\n}\n";
- }
-
- OS << "\n\n";
-}
-