Derive MDNode from MetadataBase instead of Constant. Emit MDNodes into METADATA_BLOCK in bitcode file.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76834 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2009-07-23 01:07:34 +00:00
parent 0aaf4e91c2
commit 104cf9e02b
17 changed files with 109 additions and 154 deletions

View File

@@ -1327,9 +1327,9 @@ void UndefValue::destroyConstant() {
//
MDNode::MDNode(Value*const* Vals, unsigned NumVals)
: Constant(Type::MetadataTy, MDNodeVal, 0, 0) {
: MetadataBase(Type::MetadataTy, Value::MDNodeVal) {
for (unsigned i = 0; i != NumVals; ++i)
Node.push_back(ElementVH(Vals[i], this));
Node.push_back(WeakVH(Vals[i]));
}
void MDNode::Profile(FoldingSetNodeID &ID) const {
@@ -1337,11 +1337,6 @@ void MDNode::Profile(FoldingSetNodeID &ID) const {
ID.AddPointer(*I);
}
void MDNode::destroyConstant() {
getType()->getContext().erase(this);
destroyConstantImpl();
}
//---- ConstantExpr::get() implementations...
//
@@ -2315,6 +2310,4 @@ void MDNode::replaceElement(Value *From, Value *To) {
assert(Replacement != this && "I didn't contain From!");
uncheckedReplaceAllUsesWith(Replacement);
destroyConstant();
}