Add Utility to Scope Names

Add a couple of utility functions to take a variable name and qualify
it with the namespace of the enclosing class and/or multiclass.  This
is inpreparation for making template arg names first-class Inits.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142498 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene 2011-10-19 13:02:36 +00:00
parent ee6dca1725
commit 30c2225b3c
2 changed files with 46 additions and 0 deletions

View File

@ -1674,6 +1674,16 @@ struct LessRecordFieldName {
raw_ostream &operator<<(raw_ostream &OS, const RecordKeeper &RK);
/// QualifyName - Return an Init with a qualifier prefix referring
/// to CurRec's name.
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
Init *Name, const std::string &Scoper);
/// QualifyName - Return an Init with a qualifier prefix referring
/// to CurRec's name.
Init *QualifyName(Record &CurRec, MultiClass *CurMultiClass,
const std::string &Name, const std::string &Scoper);
} // End llvm namespace
#endif

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@ -2041,3 +2041,39 @@ RecordKeeper::getAllDerivedDefinitions(const std::string &ClassName) const {
return Defs;
}
/// QualifyName - Return an Init with a qualifier prefix referring
/// to CurRec's name.
Init *llvm::QualifyName(Record &CurRec, MultiClass *CurMultiClass,
Init *Name, const std::string &Scoper) {
RecTy *Type = dynamic_cast<TypedInit *>(Name)->getType();
BinOpInit *NewName =
BinOpInit::get(BinOpInit::STRCONCAT,
BinOpInit::get(BinOpInit::STRCONCAT,
CurRec.getNameInit(),
StringInit::get(Scoper),
Type)->Fold(&CurRec, CurMultiClass),
Name,
Type);
if (CurMultiClass && Scoper != "::") {
NewName =
BinOpInit::get(BinOpInit::STRCONCAT,
BinOpInit::get(BinOpInit::STRCONCAT,
CurMultiClass->Rec.getNameInit(),
StringInit::get("::"),
Type)->Fold(&CurRec, CurMultiClass),
NewName->Fold(&CurRec, CurMultiClass),
Type);
}
return NewName->Fold(&CurRec, CurMultiClass);
}
/// QualifyName - Return an Init with a qualifier prefix referring
/// to CurRec's name.
Init *llvm::QualifyName(Record &CurRec, MultiClass *CurMultiClass,
const std::string &Name,
const std::string &Scoper) {
return QualifyName(CurRec, CurMultiClass, StringInit::get(Name), Scoper);
}