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Add support for member data pointer type.

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Given:

class A {
private:
   int fInt;
};

We need to support storing the return value of
a function like this:

int A::*
f()
{
   return &A::fInt;
}
This commit is contained in:
Paul Russo 2013-08-27 17:06:17 -05:00 committed by sftnight
parent 7179804c46
commit b4e6d23d4c
1 changed files with 16 additions and 9 deletions
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25
lib/Interpreter/StoredValueRef.cpp
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@ -17,16 +17,23 @@ using namespace llvm;
StoredValueRef::StoredValue::StoredValue(const ASTContext& ctx,
QualType clangTy,
const llvm::Type* llvm_Ty)
:Value(GenericValue(), clangTy, llvm_Ty), m_Mem(0) {
if (!(clangTy->isIntegralOrEnumerationType()
|| clangTy->isRealFloatingType()
|| clangTy->hasPointerRepresentation())) {
const uint64_t size = (uint64_t)getAllocSizeInBytes(ctx);
if (size > sizeof(m_Buf))
m_Mem = new char[size];
else m_Mem = m_Buf;
setGV(llvm::PTOGV(m_Mem));
: Value(GenericValue(), clangTy, llvm_Ty), m_Mem(0) {
if (clangTy->isIntegralOrEnumerationType() ||
clangTy->isRealFloatingType() ||
clangTy->hasPointerRepresentation()) {
return;
};
if (const MemberPointerType* MPT = clangTy->getAs<MemberPointerType>()) {
if (MPT->isMemberDataPointer()) {
return;
}
}
m_Mem = m_Buf;
const uint64_t size = (uint64_t) getAllocSizeInBytes(ctx);
if (size > sizeof(m_Buf)) {
m_Mem = new char[size];
}
setGV(llvm::PTOGV(m_Mem));
}
StoredValueRef::StoredValue::~StoredValue() {