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Add new Record::getValueAsBit method

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7544 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2003-08-03 21:58:13 +00:00
parent a3ae6143c1
commit 0969c5bdf2
4 changed files with 44 additions and 0 deletions
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16
support/tools/TableGen/Record.cpp
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@@ -579,6 +579,22 @@ Record *Record::getValueAsDef(const std::string &FieldName) const {
"' does not have a list initializer!";
}
/// getValueAsBit - This method looks up the specified field and returns its
/// value as a bit, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
bool Record::getValueAsBit(const std::string &FieldName) const {
const RecordVal *R = getValue(FieldName);
if (R == 0 || R->getValue() == 0)
throw "Record '" + R->getName() + "' does not have a field named '" +
FieldName + "!\n";
if (BitInit *DI = dynamic_cast<BitInit*>(R->getValue()))
return DI->getValue();
throw "Record '" + R->getName() + "', field '" + FieldName +
"' does not have a list initializer!";
}
void RecordKeeper::dump() const { std::cerr << *this; }