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Make VarInit Name an Init

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Make the VarInit name an Init itself.  We need this to implement paste
functionality so we can reference variables whose names are not yet
completely resolved.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142497 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Greene 2011-10-19 13:02:33 +00:00
parent 96a9f78c4a
commit ee6dca1725
2 changed files with 22 additions and 4 deletions
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12
include/llvm/TableGen/Record.h
View File

@ -1058,9 +1058,11 @@ public:
/// VarInit - 'Opcode' - Represent a reference to an entire variable object.
///
class VarInit : public TypedInit {
std::string VarName;
Init *VarName;
explicit VarInit(const std::string &VN, RecTy *T)
: TypedInit(T), VarName(StringInit::get(VN)) {}
explicit VarInit(Init *VN, RecTy *T)
: TypedInit(T), VarName(VN) {}
VarInit(const VarInit &Other); // Do not define.
@ -1074,7 +1076,11 @@ public:
return Ty->convertValue(const_cast<VarInit *>(this));
}
const std::string &getName() const { return VarName; }
const std::string &getName() const;
Init *getNameInit() const { return VarName; }
std::string getNameInitAsString() const {
return getNameInit()->getAsUnquotedString();
}
virtual Init *resolveBitReference(Record &R, const RecordVal *RV,
unsigned Bit) const;
@ -1092,7 +1098,7 @@ public:
///
virtual Init *resolveReferences(Record &R, const RecordVal *RV) const;
virtual std::string getAsString() const { return VarName; }
virtual std::string getAsString() const { return getName(); }
};

14
lib/TableGen/Record.cpp
View File

@ -1298,7 +1298,12 @@ TypedInit::convertInitListSlice(const std::vector<unsigned> &Elements) const {
VarInit *VarInit::get(const std::string &VN, RecTy *T) {
typedef std::pair<RecTy *, TableGenStringKey> Key;
Init *Value = StringInit::get(VN);
return VarInit::get(Value, T);
}
VarInit *VarInit::get(Init *VN, RecTy *T) {
typedef std::pair<RecTy *, Init *> Key;
typedef DenseMap<Key, VarInit *> Pool;
static Pool ThePool;
@ -1309,6 +1314,13 @@ VarInit *VarInit::get(const std::string &VN, RecTy *T) {
return I;
}
const std::string &VarInit::getName() const {
StringInit *NameString =
dynamic_cast<StringInit *>(getNameInit());
assert(NameString && "VarInit name is not a string!");
return NameString->getValue();
}
Init *VarInit::resolveBitReference(Record &R, const RecordVal *IRV,
unsigned Bit) const {
if (R.isTemplateArg(getName())) return 0;