28 GenericBitsetFrontEnd(
ValueObject &valobj, StdLib stdlib);
30 size_t GetIndexOfChildWithName(
ConstString name)
override {
34 bool MightHaveChildren()
override {
return true; }
35 bool Update()
override;
37 ValueObjectSP GetChildAtIndex(
size_t idx)
override;
49 std::vector<ValueObjectSP> m_elements;
53 uint8_t m_byte_size = 0;
58 GenericBitsetFrontEnd::GenericBitsetFrontEnd(
ValueObject &valobj, StdLib stdlib)
61 if (
auto target_sp = m_backend.GetTargetSP()) {
62 m_byte_order = target_sp->GetArchitecture().GetByteOrder();
63 m_byte_size = target_sp->GetArchitecture().GetAddressByteSize();
68 ConstString GenericBitsetFrontEnd::GetDataContainerMemberName() {
72 case StdLib::LibStdcpp:
75 llvm_unreachable(
"Unknown StdLib enum");
78 bool GenericBitsetFrontEnd::Update() {
82 TargetSP target_sp = m_backend.GetTargetSP();
88 if (
auto arg = m_backend.GetCompilerType().GetIntegralTemplateArgument(0))
89 size = arg->value.getLimitedValue();
91 m_elements.assign(size, ValueObjectSP());
92 m_first = m_backend.GetChildMemberWithName(GetDataContainerMemberName(),
true)
97 ValueObjectSP GenericBitsetFrontEnd::GetChildAtIndex(
size_t idx) {
98 if (idx >= m_elements.size() || !m_first)
99 return ValueObjectSP();
102 return m_elements[idx];
108 if (m_first->GetCompilerType().IsArrayType(&type)) {
109 llvm::Optional<uint64_t> bit_size =
111 if (!bit_size || *bit_size == 0)
113 chunk = m_first->GetChildAtIndex(idx / *bit_size,
true);
115 type = m_first->GetCompilerType();
116 chunk = m_first->GetSP();
121 llvm::Optional<uint64_t> bit_size =
123 if (!bit_size || *bit_size == 0)
125 size_t chunk_idx = idx % *bit_size;
126 uint8_t value = !!(chunk->GetValueAsUnsigned(0) & (uint64_t(1) << chunk_idx));
127 DataExtractor data(&value,
sizeof(value), m_byte_order, m_byte_size);
129 m_elements[idx] = CreateValueObjectFromData(llvm::formatv(
"[{0}]", idx).str(),
130 data, ctx, m_bool_type);
132 return m_elements[idx];
138 return new GenericBitsetFrontEnd(*valobj_sp,
139 GenericBitsetFrontEnd::StdLib::LibStdcpp);
146 return new GenericBitsetFrontEnd(*valobj_sp,
147 GenericBitsetFrontEnd::StdLib::LibCxx);