bool TypeIsImmutable() const {
if (Node->getNumOperands() < 3)
return false;
- ConstantInt *CI = dyn_cast<ConstantInt>(Node->getOperand(2));
+ ConstantInt *CI = mdconst::dyn_extract<ConstantInt>(Node->getOperand(2));
if (!CI)
return false;
return CI->getValue()[0];
return dyn_cast_or_null<MDNode>(Node->getOperand(1));
}
uint64_t getOffset() const {
- return cast<ConstantInt>(Node->getOperand(2))->getZExtValue();
+ return mdconst::extract<ConstantInt>(Node->getOperand(2))->getZExtValue();
}
/// TypeIsImmutable - Test if this TBAAStructTagNode represents a type for
/// objects which are not modified (by any means) in the context where this
bool TypeIsImmutable() const {
if (Node->getNumOperands() < 4)
return false;
- ConstantInt *CI = dyn_cast<ConstantInt>(Node->getOperand(3));
+ ConstantInt *CI = mdconst::dyn_extract<ConstantInt>(Node->getOperand(3));
if (!CI)
return false;
return CI->getValue()[0];
// Fast path for a scalar type node and a struct type node with a single
// field.
if (Node->getNumOperands() <= 3) {
- uint64_t Cur = Node->getNumOperands() == 2 ? 0 :
- cast<ConstantInt>(Node->getOperand(2))->getZExtValue();
+ uint64_t Cur = Node->getNumOperands() == 2
+ ? 0
+ : mdconst::extract<ConstantInt>(Node->getOperand(2))
+ ->getZExtValue();
Offset -= Cur;
MDNode *P = dyn_cast_or_null<MDNode>(Node->getOperand(1));
if (!P)
// the current offset is bigger than the given offset.
unsigned TheIdx = 0;
for (unsigned Idx = 1; Idx < Node->getNumOperands(); Idx += 2) {
- uint64_t Cur = cast<ConstantInt>(Node->getOperand(Idx + 1))->
- getZExtValue();
+ uint64_t Cur = mdconst::extract<ConstantInt>(Node->getOperand(Idx + 1))
+ ->getZExtValue();
if (Cur > Offset) {
assert(Idx >= 3 &&
"TBAAStructTypeNode::getParent should have an offset match!");
// Move along the last field.
if (TheIdx == 0)
TheIdx = Node->getNumOperands() - 2;
- uint64_t Cur = cast<ConstantInt>(Node->getOperand(TheIdx + 1))->
- getZExtValue();
+ uint64_t Cur = mdconst::extract<ConstantInt>(Node->getOperand(TheIdx + 1))
+ ->getZExtValue();
Offset -= Cur;
MDNode *P = dyn_cast_or_null<MDNode>(Node->getOperand(TheIdx));
if (!P)
if (const MDNode *L = Loc.AATags.TBAA)
if (const MDNode *M =
- CS.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
+ CS.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
if (!Aliases(L, M))
return NoModRef;
return AliasAnalysis::getModRefInfo(CS1, CS2);
if (const MDNode *M1 =
- CS1.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
+ CS1.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
if (const MDNode *M2 =
- CS2.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
+ CS2.getInstruction()->getMetadata(LLVMContext::MD_tbaa))
if (!Aliases(M1, M2))
return NoModRef;
return nullptr;
// We need to convert from a type node to a tag node.
Type *Int64 = IntegerType::get(A->getContext(), 64);
- Value *Ops[3] = { Ret, Ret, ConstantInt::get(Int64, 0) };
+ Metadata *Ops[3] = {Ret, Ret,
+ ConstantAsMetadata::get(ConstantInt::get(Int64, 0))};
return MDNode::get(A->getContext(), Ops);
}
void Instruction::getAAMetadata(AAMDNodes &N, bool Merge) const {
if (Merge)
- N.TBAA = MDNode::getMostGenericTBAA(N.TBAA,
- getMetadata(LLVMContext::MD_tbaa));
+ N.TBAA =
+ MDNode::getMostGenericTBAA(N.TBAA, getMetadata(LLVMContext::MD_tbaa));
else
N.TBAA = getMetadata(LLVMContext::MD_tbaa);
+
+ if (Merge)
+ N.Scope =
+ MDNode::intersect(N.Scope, getMetadata(LLVMContext::MD_alias_scope));
+ else
+ N.Scope = getMetadata(LLVMContext::MD_alias_scope);
+
+ if (Merge)
+ N.NoAlias =
+ MDNode::intersect(N.NoAlias, getMetadata(LLVMContext::MD_noalias));
+ else
+ N.NoAlias = getMetadata(LLVMContext::MD_noalias);
}