https://github.com/Endilll updated
https://github.com/llvm/llvm-project/pull/68705
>From ca4d1bbdeb4ea541199e3db3518b35eb2d5a8cad Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladis...@gmail.com>
Date: Tue, 10 Oct 2023 15:07:56 +0300
Subject: [PATCH 1/3] [lldb] Add SBType::FindNestedType() function
---
lldb/bindings/interface/SBTypeDocstrings.i | 7 +++++++
lldb/include/lldb/API/SBType.h | 2 ++
lldb/include/lldb/Symbol/Type.h | 2 ++
lldb/include/lldb/Symbol/TypeSystem.h | 4 ++++
lldb/source/API/SBType.cpp | 9 +++++++++
.../Plugins/TypeSystem/Clang/TypeSystemClang.cpp | 4 ++++
.../Plugins/TypeSystem/Clang/TypeSystemClang.h | 2 ++
lldb/source/Symbol/Type.cpp | 13 +++++++++++++
lldb/source/Symbol/TypeSystem.cpp | 4 ++++
9 files changed, 47 insertions(+)
diff --git a/lldb/bindings/interface/SBTypeDocstrings.i
b/lldb/bindings/interface/SBTypeDocstrings.i
index 96421a6aa20104b..b4ec67da957c7d4 100644
--- a/lldb/bindings/interface/SBTypeDocstrings.i
+++ b/lldb/bindings/interface/SBTypeDocstrings.i
@@ -720,6 +720,13 @@ SBType supports the eq/ne operator. For example,::
"
) lldb::SBType::GetTypeFlags;
+%feature("docstring",
+ "Searches for a nested type that has provided name.
+
+ Returns the type if it was found.
+ Returns invalid type if nothing was found."
+) lldb::SBType::FindNestedType;
+
%feature("docstring",
"Represents a list of :py:class:`SBType` s.
diff --git a/lldb/include/lldb/API/SBType.h b/lldb/include/lldb/API/SBType.h
index 5962f0c50dee14f..fa02197ff8f3940 100644
--- a/lldb/include/lldb/API/SBType.h
+++ b/lldb/include/lldb/API/SBType.h
@@ -215,6 +215,8 @@ class SBType {
bool GetDescription(lldb::SBStream &description,
lldb::DescriptionLevel description_level);
+ lldb::SBType FindNestedType(const char *name);
+
lldb::SBType &operator=(const lldb::SBType &rhs);
bool operator==(lldb::SBType &rhs);
diff --git a/lldb/include/lldb/Symbol/Type.h b/lldb/include/lldb/Symbol/Type.h
index 046501931d211a7..6da4aaba401fe14 100644
--- a/lldb/include/lldb/Symbol/Type.h
+++ b/lldb/include/lldb/Symbol/Type.h
@@ -313,6 +313,8 @@ class TypeImpl {
bool GetDescription(lldb_private::Stream &strm,
lldb::DescriptionLevel description_level);
+ CompilerType FindNestedType(ConstString name);
+
private:
bool CheckModule(lldb::ModuleSP &module_sp) const;
bool CheckExeModule(lldb::ModuleSP &module_sp) const;
diff --git a/lldb/include/lldb/Symbol/TypeSystem.h
b/lldb/include/lldb/Symbol/TypeSystem.h
index eb6e453e1aec0d0..b503b66eb528c68 100644
--- a/lldb/include/lldb/Symbol/TypeSystem.h
+++ b/lldb/include/lldb/Symbol/TypeSystem.h
@@ -135,6 +135,10 @@ class TypeSystem : public PluginInterface,
virtual lldb::LanguageType DeclContextGetLanguage(void *opaque_decl_ctx) = 0;
+ // CompilerType functions
+
+ virtual CompilerDeclContext GetCompilerDeclContextForType(const
CompilerType& type);
+
// Tests
#ifndef NDEBUG
/// Verify the integrity of the type to catch CompilerTypes that mix
diff --git a/lldb/source/API/SBType.cpp b/lldb/source/API/SBType.cpp
index ee5b6447428098e..7fe1836ea5d670b 100644
--- a/lldb/source/API/SBType.cpp
+++ b/lldb/source/API/SBType.cpp
@@ -586,6 +586,15 @@ lldb::TemplateArgumentKind
SBType::GetTemplateArgumentKind(uint32_t idx) {
return eTemplateArgumentKindNull;
}
+SBType SBType::FindNestedType(const char *name) {
+ LLDB_INSTRUMENT_VA(this);
+
+ if (!IsValid())
+ return SBType();
+ auto ret = SBType(m_opaque_sp->FindNestedType(ConstString(name)));
+ return ret;
+}
+
SBTypeList::SBTypeList() : m_opaque_up(new TypeListImpl()) {
LLDB_INSTRUMENT_VA(this);
}
diff --git a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
index 69cff0f35ae4ab2..b4bf3d3fdb20c1e 100644
--- a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
+++ b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
@@ -2636,6 +2636,10 @@ TypeSystemClang::GetDeclContextForType(const
CompilerType &type) {
return GetDeclContextForType(ClangUtil::GetQualType(type));
}
+CompilerDeclContext TypeSystemClang::GetCompilerDeclContextForType(const
CompilerType& type) {
+ return CreateDeclContext(GetDeclContextForType(type));
+}
+
/// Aggressively desugar the provided type, skipping past various kinds of
/// syntactic sugar and other constructs one typically wants to ignore.
/// The \p mask argument allows one to skip certain kinds of simplifications,
diff --git a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
index 0544de3cd33befb..806ff64ef0af76b 100644
--- a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
+++ b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
@@ -219,6 +219,8 @@ class TypeSystemClang : public TypeSystem {
static clang::DeclContext *GetDeclContextForType(const CompilerType &type);
+ CompilerDeclContext GetCompilerDeclContextForType(const CompilerType &type)
override;
+
uint32_t GetPointerByteSize() override;
clang::TranslationUnitDecl *GetTranslationUnitDecl() {
diff --git a/lldb/source/Symbol/Type.cpp b/lldb/source/Symbol/Type.cpp
index 66284eb73cad038..724973b1fd9bd06 100644
--- a/lldb/source/Symbol/Type.cpp
+++ b/lldb/source/Symbol/Type.cpp
@@ -1082,6 +1082,19 @@ bool TypeImpl::GetDescription(lldb_private::Stream &strm,
return true;
}
+CompilerType TypeImpl::FindNestedType(ConstString name) {
+ auto type_system = GetTypeSystem(false);
+ auto *symbol_file = type_system->GetSymbolFile();
+ auto decl_context =
type_system->GetCompilerDeclContextForType(m_static_type);
+ llvm::DenseSet<lldb_private::SymbolFile *> searched_symbol_files;
+ TypeMap search_result;
+ symbol_file->FindTypes(name, decl_context, /*max_matches*/ 1,
searched_symbol_files, search_result);
+ if (search_result.Empty()) {
+ return CompilerType();
+ }
+ return search_result.GetTypeAtIndex(0)->GetFullCompilerType();
+}
+
bool TypeMemberFunctionImpl::IsValid() {
return m_type.IsValid() && m_kind != lldb::eMemberFunctionKindUnknown;
}
diff --git a/lldb/source/Symbol/TypeSystem.cpp
b/lldb/source/Symbol/TypeSystem.cpp
index 24f20293056501f..ce24e312f4f35e0 100644
--- a/lldb/source/Symbol/TypeSystem.cpp
+++ b/lldb/source/Symbol/TypeSystem.cpp
@@ -186,6 +186,10 @@ std::optional<llvm::json::Value>
TypeSystem::ReportStatistics() {
return std::nullopt;
}
+CompilerDeclContext TypeSystem::GetCompilerDeclContextForType(const
CompilerType& type) {
+ return CompilerDeclContext();
+}
+
#pragma mark TypeSystemMap
TypeSystemMap::TypeSystemMap() : m_mutex(), m_map() {}
>From f663bdcb3edc4179e2e541826c648770f9764b22 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladis...@gmail.com>
Date: Wed, 11 Oct 2023 07:00:00 +0300
Subject: [PATCH 2/3] Address some review feedback
---
lldb/source/API/SBType.cpp | 2 +-
lldb/source/Symbol/Type.cpp | 5 ++---
lldb/test/API/python_api/type/TestTypeList.py | 5 +++++
3 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/lldb/source/API/SBType.cpp b/lldb/source/API/SBType.cpp
index 7fe1836ea5d670b..bd8e0c16f6ea7f1 100644
--- a/lldb/source/API/SBType.cpp
+++ b/lldb/source/API/SBType.cpp
@@ -587,7 +587,7 @@ lldb::TemplateArgumentKind
SBType::GetTemplateArgumentKind(uint32_t idx) {
}
SBType SBType::FindNestedType(const char *name) {
- LLDB_INSTRUMENT_VA(this);
+ LLDB_INSTRUMENT_VA(this, name);
if (!IsValid())
return SBType();
diff --git a/lldb/source/Symbol/Type.cpp b/lldb/source/Symbol/Type.cpp
index 724973b1fd9bd06..e2cf9f93f01f41d 100644
--- a/lldb/source/Symbol/Type.cpp
+++ b/lldb/source/Symbol/Type.cpp
@@ -1083,15 +1083,14 @@ bool TypeImpl::GetDescription(lldb_private::Stream
&strm,
}
CompilerType TypeImpl::FindNestedType(ConstString name) {
- auto type_system = GetTypeSystem(false);
+ auto type_system = GetTypeSystem(/*prefer_dynamic*/ false);
auto *symbol_file = type_system->GetSymbolFile();
auto decl_context =
type_system->GetCompilerDeclContextForType(m_static_type);
llvm::DenseSet<lldb_private::SymbolFile *> searched_symbol_files;
TypeMap search_result;
symbol_file->FindTypes(name, decl_context, /*max_matches*/ 1,
searched_symbol_files, search_result);
- if (search_result.Empty()) {
+ if (search_result.Empty())
return CompilerType();
- }
return search_result.GetTypeAtIndex(0)->GetFullCompilerType();
}
diff --git a/lldb/test/API/python_api/type/TestTypeList.py
b/lldb/test/API/python_api/type/TestTypeList.py
index c2fcadc46ec1531..f0054d561472f35 100644
--- a/lldb/test/API/python_api/type/TestTypeList.py
+++ b/lldb/test/API/python_api/type/TestTypeList.py
@@ -119,6 +119,11 @@ def test(self):
self.assertEqual(task_type, task_head_pointee_type)
+ # Check whether we can find a nested type by name
+ name_type = task_type.FindNestedType("name")
+ self.assertTrue(name_type)
+ self.DebugSBType(name_type)
+
# We'll now get the child member 'id' from 'task_head'.
id = task_head.GetChildMemberWithName("id")
self.DebugSBValue(id)
>From 01d3eb8a7f2d2cf5c7ad30350a19b5db04c97344 Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladis...@gmail.com>
Date: Wed, 11 Oct 2023 07:01:09 +0300
Subject: [PATCH 3/3] Run clang-format
---
lldb/include/lldb/Symbol/TypeSystem.h | 3 ++-
lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp | 3 ++-
lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h | 3 ++-
lldb/source/Symbol/Type.cpp | 3 ++-
lldb/source/Symbol/TypeSystem.cpp | 3 ++-
5 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/lldb/include/lldb/Symbol/TypeSystem.h
b/lldb/include/lldb/Symbol/TypeSystem.h
index b503b66eb528c68..6320a3f6084251b 100644
--- a/lldb/include/lldb/Symbol/TypeSystem.h
+++ b/lldb/include/lldb/Symbol/TypeSystem.h
@@ -137,7 +137,8 @@ class TypeSystem : public PluginInterface,
// CompilerType functions
- virtual CompilerDeclContext GetCompilerDeclContextForType(const
CompilerType& type);
+ virtual CompilerDeclContext
+ GetCompilerDeclContextForType(const CompilerType &type);
// Tests
#ifndef NDEBUG
diff --git a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
index b4bf3d3fdb20c1e..bc20720efd6d572 100644
--- a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
+++ b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.cpp
@@ -2636,7 +2636,8 @@ TypeSystemClang::GetDeclContextForType(const CompilerType
&type) {
return GetDeclContextForType(ClangUtil::GetQualType(type));
}
-CompilerDeclContext TypeSystemClang::GetCompilerDeclContextForType(const
CompilerType& type) {
+CompilerDeclContext
+TypeSystemClang::GetCompilerDeclContextForType(const CompilerType &type) {
return CreateDeclContext(GetDeclContextForType(type));
}
diff --git a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
index 806ff64ef0af76b..3abbd2bb0b878f1 100644
--- a/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
+++ b/lldb/source/Plugins/TypeSystem/Clang/TypeSystemClang.h
@@ -219,7 +219,8 @@ class TypeSystemClang : public TypeSystem {
static clang::DeclContext *GetDeclContextForType(const CompilerType &type);
- CompilerDeclContext GetCompilerDeclContextForType(const CompilerType &type)
override;
+ CompilerDeclContext
+ GetCompilerDeclContextForType(const CompilerType &type) override;
uint32_t GetPointerByteSize() override;
diff --git a/lldb/source/Symbol/Type.cpp b/lldb/source/Symbol/Type.cpp
index e2cf9f93f01f41d..08b79b2fdb6e19b 100644
--- a/lldb/source/Symbol/Type.cpp
+++ b/lldb/source/Symbol/Type.cpp
@@ -1088,7 +1088,8 @@ CompilerType TypeImpl::FindNestedType(ConstString name) {
auto decl_context =
type_system->GetCompilerDeclContextForType(m_static_type);
llvm::DenseSet<lldb_private::SymbolFile *> searched_symbol_files;
TypeMap search_result;
- symbol_file->FindTypes(name, decl_context, /*max_matches*/ 1,
searched_symbol_files, search_result);
+ symbol_file->FindTypes(name, decl_context, /*max_matches*/ 1,
+ searched_symbol_files, search_result);
if (search_result.Empty())
return CompilerType();
return search_result.GetTypeAtIndex(0)->GetFullCompilerType();
diff --git a/lldb/source/Symbol/TypeSystem.cpp
b/lldb/source/Symbol/TypeSystem.cpp
index ce24e312f4f35e0..874f12573eca3f0 100644
--- a/lldb/source/Symbol/TypeSystem.cpp
+++ b/lldb/source/Symbol/TypeSystem.cpp
@@ -186,7 +186,8 @@ std::optional<llvm::json::Value>
TypeSystem::ReportStatistics() {
return std::nullopt;
}
-CompilerDeclContext TypeSystem::GetCompilerDeclContextForType(const
CompilerType& type) {
+CompilerDeclContext
+TypeSystem::GetCompilerDeclContextForType(const CompilerType &type) {
return CompilerDeclContext();
}
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