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Allow initializing variable initializers with variables 

llvm-svn: 7354
This commit is contained in:
Chris Lattner 2003-07-28 03:39:57 +00:00
parent 09a63a80e2
commit 2c76692496
2 changed files with 11 additions and 1 deletions
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9
llvm/support/tools/TableGen/Record.cpp
View File

@ -127,6 +127,15 @@ Init *RecordRecTy::convertValue(DefInit *DI) {
return DI;
}
Init *RecordRecTy::convertValue(TypedInit *VI) {
// Ensure that VI is compatible with Rec.
if (RecordRecTy *RRT = dynamic_cast<RecordRecTy*>(VI->getType()))
if (RRT->getRecord()->isSubClassOf(getRecord()) ||
RRT->getRecord() == getRecord())
return VI;
return 0;
}
//===----------------------------------------------------------------------===//
// Initializer implementations
//===----------------------------------------------------------------------===//

3
llvm/support/tools/TableGen/Record.h
View File

@ -136,7 +136,8 @@ public:
Record *getRecord() const { return Rec; }
Init *convertValue(UnsetInit *UI) { return (Init*)UI; }
Init *convertValue( DefInit *DI);
Init *convertValue( DefInit *DI);
Init *convertValue(TypedInit *VI);
void print(std::ostream &OS) const;
};