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Add support for the new ConstantAggregateZero class 

llvm-svn: 11473
This commit is contained in:
Chris Lattner 2004-02-15 05:54:27 +00:00
parent 834b1272f3
commit 7bea8084e0
1 changed files with 39 additions and 11 deletions
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50
llvm/lib/Target/CBackend/Writer.cpp
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@ -475,22 +475,50 @@ void CWriter::printConstant(Constant *CPV) {
}
case Type::ArrayTyID:
printConstantArray(cast<ConstantArray>(CPV));
if (isa<ConstantAggregateZero>(CPV)) {
const ArrayType *AT = cast<ArrayType>(CPV->getType());
Out << "{";
if (AT->getNumElements()) {
Out << " ";
Constant *CZ = Constant::getNullValue(AT->getElementType());
printConstant(CZ);
for (unsigned i = 1, e = AT->getNumElements(); i != e; ++i) {
Out << ", ";
printConstant(CZ);
}
}
Out << " }";
} else {
printConstantArray(cast<ConstantArray>(CPV));
}
break;
case Type::StructTyID: {
Out << "{";
if (CPV->getNumOperands()) {
Out << " ";
printConstant(cast<Constant>(CPV->getOperand(0)));
for (unsigned i = 1, e = CPV->getNumOperands(); i != e; ++i) {
Out << ", ";
printConstant(cast<Constant>(CPV->getOperand(i)));
case Type::StructTyID:
if (isa<ConstantAggregateZero>(CPV)) {
const StructType *ST = cast<StructType>(CPV->getType());
Out << "{";
if (ST->getNumElements()) {
Out << " ";
printConstant(Constant::getNullValue(ST->getElementType(0)));
for (unsigned i = 1, e = ST->getNumElements(); i != e; ++i) {
Out << ", ";
printConstant(Constant::getNullValue(ST->getElementType(i)));
}
}
Out << " }";
} else {
Out << "{";
if (CPV->getNumOperands()) {
Out << " ";
printConstant(cast<Constant>(CPV->getOperand(0)));
for (unsigned i = 1, e = CPV->getNumOperands(); i != e; ++i) {
Out << ", ";
printConstant(cast<Constant>(CPV->getOperand(i)));
}
}
Out << " }";
}
Out << " }";
break;
}
case Type::PointerTyID:
if (isa<ConstantPointerNull>(CPV)) {