return MDString::get(Context, Str);
}
+ConstantAsMetadata *MDBuilder::createConstant(Constant *C) {
+ return ConstantAsMetadata::get(C);
+}
+
MDNode *MDBuilder::createFPMath(float Accuracy) {
if (Accuracy == 0.0)
return nullptr;
assert(Accuracy > 0.0 && "Invalid fpmath accuracy!");
- Value *Op = ConstantFP::get(Type::getFloatTy(Context), Accuracy);
+ auto *Op =
+ createConstant(ConstantFP::get(Type::getFloatTy(Context), Accuracy));
return MDNode::get(Context, Op);
}
MDNode *MDBuilder::createBranchWeights(ArrayRef<uint32_t> Weights) {
assert(Weights.size() >= 2 && "Need at least two branch weights!");
- SmallVector<Value *, 4> Vals(Weights.size() + 1);
+ SmallVector<Metadata *, 4> Vals(Weights.size() + 1);
Vals[0] = createString("branch_weights");
Type *Int32Ty = Type::getInt32Ty(Context);
for (unsigned i = 0, e = Weights.size(); i != e; ++i)
- Vals[i + 1] = ConstantInt::get(Int32Ty, Weights[i]);
+ Vals[i + 1] = createConstant(ConstantInt::get(Int32Ty, Weights[i]));
+
+ return MDNode::get(Context, Vals);
+}
+
+MDNode *MDBuilder::createUnpredictable() {
+ return MDNode::get(Context, None);
+}
+
+MDNode *MDBuilder::createFunctionEntryCount(uint64_t Count) {
+ SmallVector<Metadata *, 2> Vals(2);
+ Vals[0] = createString("function_entry_count");
+
+ Type *Int64Ty = Type::getInt64Ty(Context);
+ Vals[1] = createConstant(ConstantInt::get(Int64Ty, Count));
return MDNode::get(Context, Vals);
}
MDNode *MDBuilder::createRange(const APInt &Lo, const APInt &Hi) {
assert(Lo.getBitWidth() == Hi.getBitWidth() && "Mismatched bitwidths!");
+
+ Type *Ty = IntegerType::get(Context, Lo.getBitWidth());
+ return createRange(ConstantInt::get(Ty, Lo), ConstantInt::get(Ty, Hi));
+}
+
+MDNode *MDBuilder::createRange(Constant *Lo, Constant *Hi) {
// If the range is everything then it is useless.
if (Hi == Lo)
return nullptr;
// Return the range [Lo, Hi).
- Type *Ty = IntegerType::get(Context, Lo.getBitWidth());
- Value *Range[2] = {ConstantInt::get(Ty, Lo), ConstantInt::get(Ty, Hi)};
+ Metadata *Range[2] = {createConstant(Lo), createConstant(Hi)};
return MDNode::get(Context, Range);
}
MDNode *MDBuilder::createAnonymousAARoot(StringRef Name, MDNode *Extra) {
// To ensure uniqueness the root node is self-referential.
- MDNode *Dummy = MDNode::getTemporary(Context, None);
+ auto Dummy = MDNode::getTemporary(Context, None);
- SmallVector<Value *, 3> Args(1, Dummy);
+ SmallVector<Metadata *, 3> Args(1, Dummy.get());
if (Extra)
Args.push_back(Extra);
if (!Name.empty())
// !1 = metadata !{metadata !0} <- root
// Replace the dummy operand with the root node itself and delete the dummy.
Root->replaceOperandWith(0, Root);
- MDNode::deleteTemporary(Dummy);
+
// We now have
// !1 = metadata !{metadata !1} <- self-referential root
return Root;
bool isConstant) {
if (isConstant) {
Constant *Flags = ConstantInt::get(Type::getInt64Ty(Context), 1);
- Value *Ops[3] = {createString(Name), Parent, Flags};
+ Metadata *Ops[3] = {createString(Name), Parent, createConstant(Flags)};
return MDNode::get(Context, Ops);
} else {
- Value *Ops[2] = {createString(Name), Parent};
+ Metadata *Ops[2] = {createString(Name), Parent};
return MDNode::get(Context, Ops);
}
}
}
MDNode *MDBuilder::createAliasScope(StringRef Name, MDNode *Domain) {
- Value *Ops[2] = { createString(Name), Domain };
+ Metadata *Ops[2] = {createString(Name), Domain};
return MDNode::get(Context, Ops);
}
/// \brief Return metadata for a tbaa.struct node with the given
/// struct field descriptions.
MDNode *MDBuilder::createTBAAStructNode(ArrayRef<TBAAStructField> Fields) {
- SmallVector<Value *, 4> Vals(Fields.size() * 3);
+ SmallVector<Metadata *, 4> Vals(Fields.size() * 3);
Type *Int64 = Type::getInt64Ty(Context);
for (unsigned i = 0, e = Fields.size(); i != e; ++i) {
- Vals[i * 3 + 0] = ConstantInt::get(Int64, Fields[i].Offset);
- Vals[i * 3 + 1] = ConstantInt::get(Int64, Fields[i].Size);
+ Vals[i * 3 + 0] = createConstant(ConstantInt::get(Int64, Fields[i].Offset));
+ Vals[i * 3 + 1] = createConstant(ConstantInt::get(Int64, Fields[i].Size));
Vals[i * 3 + 2] = Fields[i].TBAA;
}
return MDNode::get(Context, Vals);
/// with the given name, a list of pairs (offset, field type in the type DAG).
MDNode *MDBuilder::createTBAAStructTypeNode(
StringRef Name, ArrayRef<std::pair<MDNode *, uint64_t>> Fields) {
- SmallVector<Value *, 4> Ops(Fields.size() * 2 + 1);
+ SmallVector<Metadata *, 4> Ops(Fields.size() * 2 + 1);
Type *Int64 = Type::getInt64Ty(Context);
Ops[0] = createString(Name);
for (unsigned i = 0, e = Fields.size(); i != e; ++i) {
Ops[i * 2 + 1] = Fields[i].first;
- Ops[i * 2 + 2] = ConstantInt::get(Int64, Fields[i].second);
+ Ops[i * 2 + 2] = createConstant(ConstantInt::get(Int64, Fields[i].second));
}
return MDNode::get(Context, Ops);
}
MDNode *MDBuilder::createTBAAScalarTypeNode(StringRef Name, MDNode *Parent,
uint64_t Offset) {
ConstantInt *Off = ConstantInt::get(Type::getInt64Ty(Context), Offset);
- Value *Ops[3] = {createString(Name), Parent, Off};
+ Metadata *Ops[3] = {createString(Name), Parent, createConstant(Off)};
return MDNode::get(Context, Ops);
}
/// \brief Return metadata for a TBAA tag node with the given
/// base type, access type and offset relative to the base type.
MDNode *MDBuilder::createTBAAStructTagNode(MDNode *BaseType, MDNode *AccessType,
- uint64_t Offset) {
+ uint64_t Offset, bool IsConstant) {
Type *Int64 = Type::getInt64Ty(Context);
- Value *Ops[3] = {BaseType, AccessType, ConstantInt::get(Int64, Offset)};
- return MDNode::get(Context, Ops);
+ if (IsConstant) {
+ Metadata *Ops[4] = {BaseType, AccessType,
+ createConstant(ConstantInt::get(Int64, Offset)),
+ createConstant(ConstantInt::get(Int64, 1))};
+ return MDNode::get(Context, Ops);
+ } else {
+ Metadata *Ops[3] = {BaseType, AccessType,
+ createConstant(ConstantInt::get(Int64, Offset))};
+ return MDNode::get(Context, Ops);
+ }
}