================
@@ -2809,6 +2919,243 @@ ValueObjectSP ValueObject::CastPointerType(const char
*name, TypeSP &type_sp) {
return valobj_sp;
}
+lldb::addr_t ValueObject::GetLoadAddress() {
+ lldb::addr_t addr_value = LLDB_INVALID_ADDRESS;
+ lldb::TargetSP target_sp = GetTargetSP();
+ if (target_sp) {
+ const bool scalar_is_load_address = true;
+ AddressType addr_type;
+ addr_value = GetAddressOf(scalar_is_load_address, &addr_type);
+ if (addr_type == eAddressTypeFile) {
+ lldb::ModuleSP module_sp(GetModule());
+ if (!module_sp)
+ addr_value = LLDB_INVALID_ADDRESS;
+ else {
+ Address tmp_addr;
+ module_sp->ResolveFileAddress(addr_value, tmp_addr);
+ addr_value = tmp_addr.GetLoadAddress(target_sp.get());
+ }
+ } else if (addr_type == eAddressTypeHost || addr_type == eAddressTypeHost)
+ addr_value = LLDB_INVALID_ADDRESS;
+ }
+ return addr_value;
+}
+
+lldb::ValueObjectSP
+ValueObject::CastDerivedToBaseType(CompilerType type,
+ const std::vector<uint32_t> &idx) {
+
+ lldb::TargetSP target = GetTargetSP();
+ assert((type.IsPointerType() || type.IsReferenceType()) &&
+ "invalid ast: target type should be a pointer or a reference");
+ assert(!idx.empty() && "invalid ast: children sequence should be non-empty");
+
+ // The `value` can be a pointer, but GetChildAtIndex works for pointers too.
+ lldb::ValueObjectSP inner_value;
+
+ for (const uint32_t i : idx) {
+ // Force static value, otherwise we can end up with the "real" type.
+ inner_value = GetChildAtIndex(i, /*can_create_synthetic*/ false);
+ }
+
+ // At this point type of `inner_value` should be the dereferenced target
type.
+ CompilerType inner_value_type = inner_value->GetCompilerType();
+ if (type.IsPointerType()) {
+ assert(inner_value_type.CompareTypes(type.GetPointeeType()) &&
+ "casted value doesn't match the desired type");
+
+ uintptr_t addr = inner_value->GetLoadAddress();
+ return ValueObject::CreateValueObjectFromPointer(target, addr, type);
+ }
+
+ // At this point the target type should be a reference.
+ assert(inner_value_type.CompareTypes(type.GetNonReferenceType()) &&
+ "casted value doesn't match the desired type");
+
+ return lldb::ValueObjectSP(inner_value->Cast(type.GetNonReferenceType()));
+}
+
+lldb::ValueObjectSP ValueObject::CastBaseToDerivedType(CompilerType type,
+ uint64_t offset) {
+ lldb::TargetSP target = GetTargetSP();
+
+ assert((type.IsPointerType() || type.IsReferenceType()) &&
+ "invalid ast: target type should be a pointer or a reference");
----------------
bulbazord wrote:
Same w/ this assertion
https://github.com/llvm/llvm-project/pull/87197
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