Skip to content

[lldb] Provide default impl for MightHaveChildren (NFC) #119977

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 3 commits into from
Feb 17, 2025
Merged

[lldb] Provide default impl for MightHaveChildren (NFC) #119977

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
3bf901b
[lldb] Provide default impl for MightHaveChildren (NFC)
kastiglione Dec 14, 2024
4b76ed1
Fix formatting
kastiglione Dec 14, 2024
e1d0a3e
Another format
kastiglione Dec 16, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion lldb/include/lldb/DataFormatters/TypeSynthetic.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@ class SyntheticChildrenFrontEnd {
// a false return value from this call if it returns true, then
// CalculateNumChildren() can return any number >= 0 (0 being valid) it
// should if at all possible be more efficient than CalculateNumChildren()
virtual bool MightHaveChildren() = 0;
virtual bool MightHaveChildren() { return true; }

// if this function returns a non-null ValueObject, then the returned
// ValueObject will stand for this ValueObject whenever a "value" request is
Expand Down
2 changes: 0 additions & 2 deletions lldb/include/lldb/DataFormatters/VectorIterator.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,6 @@ class VectorIteratorSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down
2 changes: 0 additions & 2 deletions lldb/source/DataFormatters/VectorType.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -268,8 +268,6 @@ class VectorTypeSyntheticFrontEnd : public SyntheticChildrenFrontEnd {
return lldb::ChildCacheState::eRefetch;
}

bool MightHaveChildren() override { return true; }

size_t GetIndexOfChildWithName(ConstString name) override {
const char *item_name = name.GetCString();
uint32_t idx = ExtractIndexFromString(item_name);
Expand Down
3 changes: 0 additions & 3 deletions lldb/source/Plugins/Language/CPlusPlus/BlockPointer.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -144,9 +144,6 @@ class BlockPointerSyntheticFrontEnd : public SyntheticChildrenFrontEnd {
return lldb::ChildCacheState::eRefetch;
}

// maybe return false if the block pointer is, say, null
bool MightHaveChildren() override { return true; }

size_t GetIndexOfChildWithName(ConstString name) override {
if (!m_block_struct_type.IsValid())
return UINT32_MAX;
Expand Down
5 changes: 0 additions & 5 deletions lldb/source/Plugins/Language/CPlusPlus/Coroutines.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -199,11 +199,6 @@ lldb_private::formatters::StdlibCoroutineHandleSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::StdlibCoroutineHandleSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t StdlibCoroutineHandleSyntheticFrontEnd::GetIndexOfChildWithName(
ConstString name) {
if (!m_resume_ptr_sp || !m_destroy_ptr_sp)
Expand Down
2 changes: 0 additions & 2 deletions lldb/source/Plugins/Language/CPlusPlus/Coroutines.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,6 @@ class StdlibCoroutineHandleSyntheticFrontEnd

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/GenericBitset.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,6 @@ class GenericBitsetFrontEnd : public SyntheticChildrenFrontEnd {
return formatters::ExtractIndexFromString(name.GetCString());
}

bool MightHaveChildren() override { return true; }
lldb::ChildCacheState Update() override;
llvm::Expected<uint32_t> CalculateNumChildren() override {
return m_elements.size();
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/GenericOptional.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,6 @@ class GenericOptionalFrontend : public SyntheticChildrenFrontEnd {
return formatters::ExtractIndexFromString(name.GetCString());
}

bool MightHaveChildren() override { return true; }
llvm::Expected<uint32_t> CalculateNumChildren() override {
return m_has_value ? 1U : 0U;
}
Expand Down
10 changes: 0 additions & 10 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxx.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -309,11 +309,6 @@ lldb_private::formatters::LibcxxSharedPtrSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxSharedPtrSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxSharedPtrSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (name == "__ptr_")
Expand Down Expand Up @@ -412,11 +407,6 @@ lldb_private::formatters::LibcxxUniquePtrSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxUniquePtrSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxUniquePtrSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (name == "pointer")
Expand Down
4 changes: 0 additions & 4 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxx.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -102,8 +102,6 @@ class LibcxxSharedPtrSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

~LibcxxSharedPtrSyntheticFrontEnd() override;
Expand All @@ -122,8 +120,6 @@ class LibcxxUniquePtrSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

~LibcxxUniquePtrSyntheticFrontEnd() override;
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxAtomic.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -96,8 +96,6 @@ class LibcxxStdAtomicSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand All @@ -119,11 +117,6 @@ lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdAtomicSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

llvm::Expected<uint32_t> lldb_private::formatters::
LibcxxStdAtomicSyntheticFrontEnd::CalculateNumChildren() {
return m_real_child ? 1 : 0;
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxInitializerList.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -32,8 +32,6 @@ class LibcxxInitializerListSyntheticFrontEnd

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -99,11 +97,6 @@ lldb_private::formatters::LibcxxInitializerListSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxInitializerListSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxInitializerListSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_start)
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/LibCxxList.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,6 @@ class AbstractListFrontEnd : public SyntheticChildrenFrontEnd {
size_t GetIndexOfChildWithName(ConstString name) override {
return ExtractIndexFromString(name.GetCString());
}
bool MightHaveChildren() override { return true; }
lldb::ChildCacheState Update() override;

protected:
Expand Down
14 changes: 0 additions & 14 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxMap.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -197,8 +197,6 @@ class LibcxxStdMapSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -237,8 +235,6 @@ class LibCxxMapIteratorSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

~LibCxxMapIteratorSyntheticFrontEnd() override = default;
Expand Down Expand Up @@ -397,11 +393,6 @@ lldb_private::formatters::LibcxxStdMapSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdMapSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdMapSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
return ExtractIndexFromString(name.GetCString());
Expand Down Expand Up @@ -497,11 +488,6 @@ lldb_private::formatters::LibCxxMapIteratorSyntheticFrontEnd::GetChildAtIndex(
return m_pair_sp->GetChildAtIndex(idx);
}

bool lldb_private::formatters::LibCxxMapIteratorSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibCxxMapIteratorSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_pair_sp)
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxProxyArray.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -41,8 +41,6 @@ class LibcxxStdProxyArraySyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -173,11 +171,6 @@ lldb_private::formatters::LibcxxStdProxyArraySyntheticFrontEnd::Update() {
return ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdProxyArraySyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdProxyArraySyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_base)
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/LibCxxQueue.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,6 @@ class QueueFrontEnd : public SyntheticChildrenFrontEnd {
: UINT32_MAX;
}

bool MightHaveChildren() override { return true; }
lldb::ChildCacheState Update() override;

llvm::Expected<uint32_t> CalculateNumChildren() override {
Expand Down
2 changes: 0 additions & 2 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxRangesRefView.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,6 @@ class LibcxxStdRangesRefViewSyntheticFrontEnd

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override { return true; }

size_t GetIndexOfChildWithName(ConstString name) override {
// We only have a single child
return 0;
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxSliceArray.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -62,8 +62,6 @@ class LibcxxStdSliceArraySyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -145,11 +143,6 @@ lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::Update() {
return ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdSliceArraySyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_start)
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxSpan.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -55,8 +55,6 @@ class LibcxxStdSpanSyntheticFrontEnd : public SyntheticChildrenFrontEnd {
// from the only other place it can be: the template argument.
lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -126,11 +124,6 @@ lldb_private::formatters::LibcxxStdSpanSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eReuse;
}

bool lldb_private::formatters::LibcxxStdSpanSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdSpanSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_start)
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/LibCxxTuple.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,6 @@ class TupleFrontEnd: public SyntheticChildrenFrontEnd {
return formatters::ExtractIndexFromString(name.GetCString());
}

bool MightHaveChildren() override { return true; }
lldb::ChildCacheState Update() override;
llvm::Expected<uint32_t> CalculateNumChildren() override {
return m_elements.size();
Expand Down
14 changes: 0 additions & 14 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxUnorderedMap.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,6 @@ class LibcxxStdUnorderedMapSyntheticFrontEnd

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -70,8 +68,6 @@ class LibCxxUnorderedMapIteratorSyntheticFrontEnd

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -294,11 +290,6 @@ lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdUnorderedMapSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
return ExtractIndexFromString(name.GetCString());
Expand Down Expand Up @@ -406,11 +397,6 @@ lldb::ValueObjectSP lldb_private::formatters::
return lldb::ValueObjectSP();
}

bool lldb_private::formatters::LibCxxUnorderedMapIteratorSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibCxxUnorderedMapIteratorSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (name == "first")
Expand Down
7 changes: 0 additions & 7 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxValarray.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -30,8 +30,6 @@ class LibcxxStdValarraySyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -124,11 +122,6 @@ lldb_private::formatters::LibcxxStdValarraySyntheticFrontEnd::Update() {
return ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdValarraySyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdValarraySyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_start || !m_finish)
Expand Down
1 change: 0 additions & 1 deletion lldb/source/Plugins/Language/CPlusPlus/LibCxxVariant.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -203,7 +203,6 @@ class VariantFrontEnd : public SyntheticChildrenFrontEnd {
return formatters::ExtractIndexFromString(name.GetCString());
}

bool MightHaveChildren() override { return true; }
lldb::ChildCacheState Update() override;
llvm::Expected<uint32_t> CalculateNumChildren() override { return m_size; }
ValueObjectSP GetChildAtIndex(uint32_t idx) override;
Expand Down
9 changes: 0 additions & 9 deletions lldb/source/Plugins/Language/CPlusPlus/LibCxxVector.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,6 @@ class LibcxxStdVectorSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override;

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand All @@ -54,8 +52,6 @@ class LibcxxVectorBoolSyntheticFrontEnd : public SyntheticChildrenFrontEnd {

lldb::ChildCacheState Update() override;

bool MightHaveChildren() override { return true; }

size_t GetIndexOfChildWithName(ConstString name) override;

private:
Expand Down Expand Up @@ -153,11 +149,6 @@ lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::Update() {
return lldb::ChildCacheState::eRefetch;
}

bool lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::
MightHaveChildren() {
return true;
}

size_t lldb_private::formatters::LibcxxStdVectorSyntheticFrontEnd::
GetIndexOfChildWithName(ConstString name) {
if (!m_start || !m_finish)
Expand Down
Loading
Loading