https://github.com/PeterChou1 updated
https://github.com/llvm/llvm-project/pull/96809
>From 72911ee0060d300a393590b47231666e66e85ad5 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Sat, 13 Jul 2024 20:27:31 -0400
Subject: [PATCH 01/14] remove USR
---
clang-tools-extra/clang-doc/HTMLGenerator.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/clang-tools-extra/clang-doc/HTMLGenerator.cpp
b/clang-tools-extra/clang-doc/HTMLGenerator.cpp
index f6b5e8926f903..c4df336418484 100644
--- a/clang-tools-extra/clang-doc/HTMLGenerator.cpp
+++ b/clang-tools-extra/clang-doc/HTMLGenerator.cpp
@@ -983,7 +983,7 @@ static llvm::Error serializeIndex(ClangDocContext &CDCtx) {
llvm::json::OStream J(OS, 2);
std::function<void(Index)> IndexToJSON = [&](const Index &I) {
J.object([&] {
- J.attribute("USR", toHex(llvm::toStringRef(I.USR)));
+ //J.attribute("USR", toHex(llvm::toStringRef(I.USR)));
J.attribute("Name", I.Name);
J.attribute("RefType", getRefType(I.RefType));
J.attribute("Path", I.getRelativeFilePath(""));
>From 0175429ab5769dbba49741c543f54b7b93864372 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Mon, 15 Jul 2024 01:45:44 -0400
Subject: [PATCH 02/14] test
---
.../clang-doc/tool/ClangDocMain.cpp | 76 ++++++++++++-------
1 file changed, 49 insertions(+), 27 deletions(-)
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 6198a6e0cdcc3..08f06f8feed0f 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -45,6 +45,10 @@
#include <atomic>
#include <mutex>
#include <string>
+#include <exception>
+#include <typeinfo>
+#include <stdexcept>
+
using namespace clang::ast_matchers;
using namespace clang::tooling;
@@ -205,6 +209,19 @@ llvm::Error getHtmlAssetFiles(const char *Argv0,
return getDefaultAssetFiles(Argv0, CDCtx);
}
+void handle_eptr(std::exception_ptr eptr) // passing by value is OK
+{
+ try
+ {
+ if (eptr)
+ std::rethrow_exception(eptr);
+ }
+ catch(const std::exception& e)
+ {
+ llvm::outs() << "Caught exception: '" << e.what() << "'\n";
+ }
+}
+
int main(int argc, const char **argv) {
llvm::sys::PrintStackTraceOnErrorSignal(argv[0]);
std::error_code OK;
@@ -231,6 +248,7 @@ Example usage for a project using a compile commands
database:
// Fail early if an invalid format was provided.
std::string Format = getFormatString();
+ llvm::outs() << "Unoptimized\n";
llvm::outs() << "Emiting docs in " << Format << " format.\n";
auto G = doc::findGeneratorByName(Format);
if (!G) {
@@ -302,37 +320,41 @@ Example usage for a project using a compile commands
database:
llvm::DefaultThreadPool
Pool(llvm::hardware_concurrency(ExecutorConcurrency));
for (auto &Group : USRToBitcode) {
Pool.async([&]() {
- std::vector<std::unique_ptr<doc::Info>> Infos;
-
- for (auto &Bitcode : Group.getValue()) {
- llvm::BitstreamCursor Stream(Bitcode);
- doc::ClangDocBitcodeReader Reader(Stream);
- auto ReadInfos = Reader.readBitcode();
- if (!ReadInfos) {
- llvm::errs() << toString(ReadInfos.takeError()) << "\n";
- Error = true;
- return;
+ try {
+ std::vector<std::unique_ptr<doc::Info>> Infos;
+ for (auto &Bitcode : Group.getValue()) {
+ llvm::BitstreamCursor Stream(Bitcode);
+ doc::ClangDocBitcodeReader Reader(Stream);
+ auto ReadInfos = Reader.readBitcode();
+ if (!ReadInfos) {
+ llvm::errs() << toString(ReadInfos.takeError()) << "\n";
+ Error = true;
+ return;
+ }
+ std::move(ReadInfos->begin(), ReadInfos->end(),
+ std::back_inserter(Infos));
}
- std::move(ReadInfos->begin(), ReadInfos->end(),
- std::back_inserter(Infos));
- }
- auto Reduced = doc::mergeInfos(Infos);
- if (!Reduced) {
- llvm::errs() << llvm::toString(Reduced.takeError());
- return;
- }
+ auto Reduced = doc::mergeInfos(Infos);
+ if (!Reduced) {
+ llvm::errs() << llvm::toString(Reduced.takeError());
+ return;
+ }
- // Add a reference to this Info in the Index
- {
- std::lock_guard<llvm::sys::Mutex> Guard(IndexMutex);
- clang::doc::Generator::addInfoToIndex(CDCtx.Idx, Reduced.get().get());
- }
+ // Add a reference to this Info in the Index
+ {
+ std::lock_guard<llvm::sys::Mutex> Guard(IndexMutex);
+ clang::doc::Generator::addInfoToIndex(CDCtx.Idx,
Reduced.get().get());
+ }
- // Save in the result map (needs a lock due to threaded access).
- {
- std::lock_guard<llvm::sys::Mutex> Guard(USRToInfoMutex);
- USRToInfo[Group.getKey()] = std::move(Reduced.get());
+ // Save in the result map (needs a lock due to threaded access).
+ {
+ std::lock_guard<llvm::sys::Mutex> Guard(USRToInfoMutex);
+ USRToInfo[Group.getKey()] = std::move(Reduced.get());
+ }
+ } catch (...) {
+ std::exception_ptr P = std::current_exception();
+ handle_eptr(P);
}
});
}
>From b48acead75665ff809037a37267ec01bc4927407 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Wed, 26 Jun 2024 14:20:03 -0400
Subject: [PATCH 03/14] [clang-doc] add short circuit in mapper
---
clang-tools-extra/clang-doc/Mapper.cpp | 21 +++++++++++++++++++
clang-tools-extra/clang-doc/Mapper.h | 3 +++
.../clang-doc/tool/ClangDocMain.cpp | 13 ++++++------
3 files changed, 31 insertions(+), 6 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index bb8b7952980ac..ba6311e85a2ee 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -17,6 +17,11 @@
namespace clang {
namespace doc {
+
+static std::unordered_set<std::string> USRVisited;
+
+static llvm::sys::Mutex USRVisitedGuard;
+
void MapASTVisitor::HandleTranslationUnit(ASTContext &Context) {
TraverseDecl(Context.getTranslationUnitDecl());
}
@@ -34,6 +39,17 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D) {
// If there is an error generating a USR for the decl, skip this decl.
if (index::generateUSRForDecl(D, USR))
return true;
+
+ // Prevent Visiting USR twice
+ {
+ std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
+ std::string Visited = USR.str().str();
+ if (USRVisited.count(Visited)) {
+ return true;
+ }
+ USRVisited.insert(Visited);
+ }
+
bool IsFileInRootDir;
llvm::SmallString<128> File =
getFile(D, D->getASTContext(), CDCtx.SourceRoot, IsFileInRootDir);
@@ -41,6 +57,11 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D) {
getLine(D, D->getASTContext()), File,
IsFileInRootDir, CDCtx.PublicOnly);
+ // Bitcode
+ if (CDCtx.NoBitcode) {
+ return true;
+ }
+
// A null in place of I indicates that the serializer is skipping this decl
// for some reason (e.g. we're only reporting public decls).
if (I.first)
diff --git a/clang-tools-extra/clang-doc/Mapper.h
b/clang-tools-extra/clang-doc/Mapper.h
index cedde935ab743..1da7a66f1471a 100644
--- a/clang-tools-extra/clang-doc/Mapper.h
+++ b/clang-tools-extra/clang-doc/Mapper.h
@@ -20,6 +20,8 @@
#include "Representation.h"
#include "clang/AST/RecursiveASTVisitor.h"
#include "clang/Tooling/Execution.h"
+#include "llvm/Support/Mutex.h"
+#include <unordered_set>
using namespace clang::comments;
using namespace clang::tooling;
@@ -53,6 +55,7 @@ class MapASTVisitor : public
clang::RecursiveASTVisitor<MapASTVisitor>,
const ASTContext &Context) const;
ClangDocContext CDCtx;
+
};
} // namespace doc
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 08f06f8feed0f..83d2af976105b 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -18,12 +18,9 @@
//===----------------------------------------------------------------------===//
#include "BitcodeReader.h"
-#include "BitcodeWriter.h"
#include "ClangDoc.h"
#include "Generators.h"
#include "Representation.h"
-#include "clang/AST/AST.h"
-#include "clang/AST/Decl.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include "clang/ASTMatchers/ASTMatchersInternal.h"
#include "clang/Driver/Options.h"
@@ -31,14 +28,11 @@
#include "clang/Tooling/AllTUsExecution.h"
#include "clang/Tooling/CommonOptionsParser.h"
#include "clang/Tooling/Execution.h"
-#include "clang/Tooling/Tooling.h"
-#include "llvm/ADT/APFloat.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Mutex.h"
#include "llvm/Support/Path.h"
-#include "llvm/Support/Process.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/ThreadPool.h"
#include "llvm/Support/raw_ostream.h"
@@ -71,6 +65,11 @@ static llvm::cl::opt<std::string>
llvm::cl::desc("Directory for outputting generated files."),
llvm::cl::init("docs"), llvm::cl::cat(ClangDocCategory));
+static llvm::cl::opt<bool> NoBitcode(
+ "nobitcode",
+ llvm::cl::desc("Do not emit bitcode for faster processing time"),
+ llvm::cl::init(false), llvm::cl::cat(ClangDocCategory));
+
static llvm::cl::opt<bool>
PublicOnly("public", llvm::cl::desc("Document only public declarations."),
llvm::cl::init(false), llvm::cl::cat(ClangDocCategory));
@@ -267,6 +266,7 @@ Example usage for a project using a compile commands
database:
Executor->get()->getExecutionContext(),
ProjectName,
PublicOnly,
+ NoBitcode,
OutDirectory,
SourceRoot,
RepositoryUrl,
@@ -313,6 +313,7 @@ Example usage for a project using a compile commands
database:
// First reducing phase (reduce all decls into one info per decl).
llvm::outs() << "Reducing " << USRToBitcode.size() << " infos...\n";
+
std::atomic<bool> Error;
Error = false;
llvm::sys::Mutex IndexMutex;
>From 969354a28099a683d042347203aafba2397022df Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Wed, 26 Jun 2024 14:36:09 -0400
Subject: [PATCH 04/14] [clang-doc] add short circuit to improve performance
---
clang-tools-extra/clang-doc/Mapper.cpp | 7 ++-----
clang-tools-extra/clang-doc/Mapper.h | 3 ---
clang-tools-extra/clang-doc/tool/ClangDocMain.cpp | 13 ++++++-------
3 files changed, 8 insertions(+), 15 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index ba6311e85a2ee..b9ca6edd03b8c 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -12,7 +12,8 @@
#include "clang/AST/Comment.h"
#include "clang/Index/USRGeneration.h"
#include "llvm/ADT/StringExtras.h"
-#include "llvm/Support/Error.h"
+#include "llvm/Support/Mutex.h"
+#include <unordered_set>
namespace clang {
namespace doc {
@@ -57,10 +58,6 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D) {
getLine(D, D->getASTContext()), File,
IsFileInRootDir, CDCtx.PublicOnly);
- // Bitcode
- if (CDCtx.NoBitcode) {
- return true;
- }
// A null in place of I indicates that the serializer is skipping this decl
// for some reason (e.g. we're only reporting public decls).
diff --git a/clang-tools-extra/clang-doc/Mapper.h
b/clang-tools-extra/clang-doc/Mapper.h
index 1da7a66f1471a..cedde935ab743 100644
--- a/clang-tools-extra/clang-doc/Mapper.h
+++ b/clang-tools-extra/clang-doc/Mapper.h
@@ -20,8 +20,6 @@
#include "Representation.h"
#include "clang/AST/RecursiveASTVisitor.h"
#include "clang/Tooling/Execution.h"
-#include "llvm/Support/Mutex.h"
-#include <unordered_set>
using namespace clang::comments;
using namespace clang::tooling;
@@ -55,7 +53,6 @@ class MapASTVisitor : public
clang::RecursiveASTVisitor<MapASTVisitor>,
const ASTContext &Context) const;
ClangDocContext CDCtx;
-
};
} // namespace doc
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 83d2af976105b..08f06f8feed0f 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -18,9 +18,12 @@
//===----------------------------------------------------------------------===//
#include "BitcodeReader.h"
+#include "BitcodeWriter.h"
#include "ClangDoc.h"
#include "Generators.h"
#include "Representation.h"
+#include "clang/AST/AST.h"
+#include "clang/AST/Decl.h"
#include "clang/ASTMatchers/ASTMatchFinder.h"
#include "clang/ASTMatchers/ASTMatchersInternal.h"
#include "clang/Driver/Options.h"
@@ -28,11 +31,14 @@
#include "clang/Tooling/AllTUsExecution.h"
#include "clang/Tooling/CommonOptionsParser.h"
#include "clang/Tooling/Execution.h"
+#include "clang/Tooling/Tooling.h"
+#include "llvm/ADT/APFloat.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Mutex.h"
#include "llvm/Support/Path.h"
+#include "llvm/Support/Process.h"
#include "llvm/Support/Signals.h"
#include "llvm/Support/ThreadPool.h"
#include "llvm/Support/raw_ostream.h"
@@ -65,11 +71,6 @@ static llvm::cl::opt<std::string>
llvm::cl::desc("Directory for outputting generated files."),
llvm::cl::init("docs"), llvm::cl::cat(ClangDocCategory));
-static llvm::cl::opt<bool> NoBitcode(
- "nobitcode",
- llvm::cl::desc("Do not emit bitcode for faster processing time"),
- llvm::cl::init(false), llvm::cl::cat(ClangDocCategory));
-
static llvm::cl::opt<bool>
PublicOnly("public", llvm::cl::desc("Document only public declarations."),
llvm::cl::init(false), llvm::cl::cat(ClangDocCategory));
@@ -266,7 +267,6 @@ Example usage for a project using a compile commands
database:
Executor->get()->getExecutionContext(),
ProjectName,
PublicOnly,
- NoBitcode,
OutDirectory,
SourceRoot,
RepositoryUrl,
@@ -313,7 +313,6 @@ Example usage for a project using a compile commands
database:
// First reducing phase (reduce all decls into one info per decl).
llvm::outs() << "Reducing " << USRToBitcode.size() << " infos...\n";
-
std::atomic<bool> Error;
Error = false;
llvm::sys::Mutex IndexMutex;
>From 0e3eacf656ac9fde42c967e16c812bd267a923ef Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Wed, 26 Jun 2024 15:45:53 -0400
Subject: [PATCH 05/14] [clang-doc] distinguish between declaration and
definition
---
clang-tools-extra/clang-doc/Mapper.cpp | 30 ++++++++++++++++----------
clang-tools-extra/clang-doc/Mapper.h | 2 +-
2 files changed, 20 insertions(+), 12 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index b9ca6edd03b8c..a460a506b27f3 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -23,11 +23,14 @@ static std::unordered_set<std::string> USRVisited;
static llvm::sys::Mutex USRVisitedGuard;
+
+
void MapASTVisitor::HandleTranslationUnit(ASTContext &Context) {
TraverseDecl(Context.getTranslationUnitDecl());
}
-template <typename T> bool MapASTVisitor::mapDecl(const T *D) {
+template <typename T> bool MapASTVisitor::mapDecl(const T *D,
+ bool IsDefinition) {
// If we're looking a decl not in user files, skip this decl.
if (D->getASTContext().getSourceManager().isInSystemHeader(D->getLocation()))
return true;
@@ -45,10 +48,11 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D) {
{
std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
std::string Visited = USR.str().str();
- if (USRVisited.count(Visited)) {
+ if (USRVisited.count(Visited))
return true;
- }
- USRVisited.insert(Visited);
+ // We considered a USR to be visited only when its defined
+ if (IsDefinition)
+ USRVisited.insert(Visited);
}
bool IsFileInRootDir;
@@ -71,30 +75,34 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D) {
}
bool MapASTVisitor::VisitNamespaceDecl(const NamespaceDecl *D) {
- return mapDecl(D);
+ return mapDecl(D, true);
}
-bool MapASTVisitor::VisitRecordDecl(const RecordDecl *D) { return mapDecl(D); }
+bool MapASTVisitor::VisitRecordDecl(const RecordDecl *D) {
+ return mapDecl(D, D->isThisDeclarationADefinition());
+}
-bool MapASTVisitor::VisitEnumDecl(const EnumDecl *D) { return mapDecl(D); }
+bool MapASTVisitor::VisitEnumDecl(const EnumDecl *D) {
+ return mapDecl(D, D->isThisDeclarationADefinition());
+}
bool MapASTVisitor::VisitCXXMethodDecl(const CXXMethodDecl *D) {
- return mapDecl(D);
+ return mapDecl(D, D->isThisDeclarationADefinition());
}
bool MapASTVisitor::VisitFunctionDecl(const FunctionDecl *D) {
// Don't visit CXXMethodDecls twice
if (isa<CXXMethodDecl>(D))
return true;
- return mapDecl(D);
+ return mapDecl(D, D->isThisDeclarationADefinition());
}
bool MapASTVisitor::VisitTypedefDecl(const TypedefDecl *D) {
- return mapDecl(D);
+ return mapDecl(D, true);
}
bool MapASTVisitor::VisitTypeAliasDecl(const TypeAliasDecl *D) {
- return mapDecl(D);
+ return mapDecl(D, true);
}
comments::FullComment *
diff --git a/clang-tools-extra/clang-doc/Mapper.h
b/clang-tools-extra/clang-doc/Mapper.h
index cedde935ab743..c1315b93786c0 100644
--- a/clang-tools-extra/clang-doc/Mapper.h
+++ b/clang-tools-extra/clang-doc/Mapper.h
@@ -43,7 +43,7 @@ class MapASTVisitor : public
clang::RecursiveASTVisitor<MapASTVisitor>,
bool VisitTypeAliasDecl(const TypeAliasDecl *D);
private:
- template <typename T> bool mapDecl(const T *D);
+ template <typename T> bool mapDecl(const T *D, bool isDefinition);
int getLine(const NamedDecl *D, const ASTContext &Context) const;
llvm::SmallString<128> getFile(const NamedDecl *D, const ASTContext &Context,
>From d606b97d3b1cf94e51aa6068d0ddcd3482b66a7f Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 27 Jun 2024 14:53:17 -0400
Subject: [PATCH 06/14] [clang-doc] address pr comments
---
clang-tools-extra/clang-doc/Mapper.cpp | 14 ++++----------
clang-tools-extra/clang-doc/tool/ClangDocMain.cpp | 6 ++++++
2 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index a460a506b27f3..9af7ac222da1d 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -12,19 +12,15 @@
#include "clang/AST/Comment.h"
#include "clang/Index/USRGeneration.h"
#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/StringSet.h"
#include "llvm/Support/Mutex.h"
-#include <unordered_set>
namespace clang {
namespace doc {
-
-static std::unordered_set<std::string> USRVisited;
-
+static llvm::StringSet USRVisited;
static llvm::sys::Mutex USRVisitedGuard;
-
-
void MapASTVisitor::HandleTranslationUnit(ASTContext &Context) {
TraverseDecl(Context.getTranslationUnitDecl());
}
@@ -47,12 +43,11 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D,
// Prevent Visiting USR twice
{
std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
- std::string Visited = USR.str().str();
- if (USRVisited.count(Visited))
+ if (USRVisited.count(USR.str()))
return true;
// We considered a USR to be visited only when its defined
if (IsDefinition)
- USRVisited.insert(Visited);
+ USRVisited.insert(USR.str());
}
bool IsFileInRootDir;
@@ -62,7 +57,6 @@ template <typename T> bool MapASTVisitor::mapDecl(const T *D,
getLine(D, D->getASTContext()), File,
IsFileInRootDir, CDCtx.PublicOnly);
-
// A null in place of I indicates that the serializer is skipping this decl
// for some reason (e.g. we're only reporting public decls).
if (I.first)
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 08f06f8feed0f..a3835fd78872d 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -313,6 +313,12 @@ Example usage for a project using a compile commands
database:
// First reducing phase (reduce all decls into one info per decl).
llvm::outs() << "Reducing " << USRToBitcode.size() << " infos...\n";
+ int i = 0;
+ for(auto &Group : USRToBitcode) {
+ i += USRToBitcode.size();
+ }
+ llvm::outs() << "USR: " << i << "\n";
+
std::atomic<bool> Error;
Error = false;
llvm::sys::Mutex IndexMutex;
>From 382380729c970c9aaa3c189784fd81cc561fb1be Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 27 Jun 2024 14:54:14 -0400
Subject: [PATCH 07/14] [clang-doc] remove debug code
---
clang-tools-extra/clang-doc/tool/ClangDocMain.cpp | 6 ------
1 file changed, 6 deletions(-)
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index a3835fd78872d..08f06f8feed0f 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -313,12 +313,6 @@ Example usage for a project using a compile commands
database:
// First reducing phase (reduce all decls into one info per decl).
llvm::outs() << "Reducing " << USRToBitcode.size() << " infos...\n";
- int i = 0;
- for(auto &Group : USRToBitcode) {
- i += USRToBitcode.size();
- }
- llvm::outs() << "USR: " << i << "\n";
-
std::atomic<bool> Error;
Error = false;
llvm::sys::Mutex IndexMutex;
>From d4fe3e83f30556bcbecdf95ad97d763cb89421c3 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 27 Jun 2024 14:57:31 -0400
Subject: [PATCH 08/14] [clang-doc] switch to string ref
---
clang-tools-extra/clang-doc/Mapper.cpp | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index 9af7ac222da1d..1d686c7cc9783 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -43,11 +43,12 @@ template <typename T> bool MapASTVisitor::mapDecl(const T
*D,
// Prevent Visiting USR twice
{
std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
- if (USRVisited.count(USR.str()))
+ StringRef Visited = USR.str();
+ if (USRVisited.count(Visited))
return true;
// We considered a USR to be visited only when its defined
if (IsDefinition)
- USRVisited.insert(USR.str());
+ USRVisited.insert(Visited);
}
bool IsFileInRootDir;
>From de7305bcc0098beafaa1e7413c87f98c56307941 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 11 Jul 2024 02:36:37 -0400
Subject: [PATCH 09/14] [clang-doc] account anonymous typedef
---
clang-tools-extra/clang-doc/Mapper.cpp | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index 1d686c7cc9783..0cbf94e16691a 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -21,6 +21,16 @@ namespace doc {
static llvm::StringSet USRVisited;
static llvm::sys::Mutex USRVisitedGuard;
+
+template <typename T> bool isTypedefAnonRecord(const T* D) {
+ if (const auto *C = dyn_cast<CXXRecordDecl>(D)) {
+ if (const TypedefNameDecl *TD = C->getTypedefNameForAnonDecl()) {
+ return true;
+ }
+ }
+ return false;
+}
+
void MapASTVisitor::HandleTranslationUnit(ASTContext &Context) {
TraverseDecl(Context.getTranslationUnitDecl());
}
@@ -44,7 +54,7 @@ template <typename T> bool MapASTVisitor::mapDecl(const T *D,
{
std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
StringRef Visited = USR.str();
- if (USRVisited.count(Visited))
+ if (USRVisited.count(Visited) && !isTypedefAnonRecord<T>(D))
return true;
// We considered a USR to be visited only when its defined
if (IsDefinition)
>From 34824a92448704b3b24515fa63ebf16d3280e9ef Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 11 Jul 2024 18:31:56 -0400
Subject: [PATCH 10/14] [clang-doc] clang-format + addressing pr comments
---
clang-tools-extra/clang-doc/Mapper.cpp | 17 +++++++----------
clang-tools-extra/clang-doc/Mapper.h | 2 +-
2 files changed, 8 insertions(+), 11 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index 0cbf94e16691a..eda6113626a27 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -21,12 +21,9 @@ namespace doc {
static llvm::StringSet USRVisited;
static llvm::sys::Mutex USRVisitedGuard;
-
-template <typename T> bool isTypedefAnonRecord(const T* D) {
+template <typename T> bool isTypedefAnonRecord(const T *D) {
if (const auto *C = dyn_cast<CXXRecordDecl>(D)) {
- if (const TypedefNameDecl *TD = C->getTypedefNameForAnonDecl()) {
- return true;
- }
+ return C->getTypedefNameForAnonDecl();
}
return false;
}
@@ -35,8 +32,8 @@ void MapASTVisitor::HandleTranslationUnit(ASTContext
&Context) {
TraverseDecl(Context.getTranslationUnitDecl());
}
-template <typename T> bool MapASTVisitor::mapDecl(const T *D,
- bool IsDefinition) {
+template <typename T>
+bool MapASTVisitor::mapDecl(const T *D, bool IsDefinition) {
// If we're looking a decl not in user files, skip this decl.
if (D->getASTContext().getSourceManager().isInSystemHeader(D->getLocation()))
return true;
@@ -80,7 +77,7 @@ template <typename T> bool MapASTVisitor::mapDecl(const T *D,
}
bool MapASTVisitor::VisitNamespaceDecl(const NamespaceDecl *D) {
- return mapDecl(D, true);
+ return mapDecl(D, /*isDefinition=*/true);
}
bool MapASTVisitor::VisitRecordDecl(const RecordDecl *D) {
@@ -103,11 +100,11 @@ bool MapASTVisitor::VisitFunctionDecl(const FunctionDecl
*D) {
}
bool MapASTVisitor::VisitTypedefDecl(const TypedefDecl *D) {
- return mapDecl(D, true);
+ return mapDecl(D, /*isDefinition=*/true);
}
bool MapASTVisitor::VisitTypeAliasDecl(const TypeAliasDecl *D) {
- return mapDecl(D, true);
+ return mapDecl(D, /*isDefinition=*/true);
}
comments::FullComment *
diff --git a/clang-tools-extra/clang-doc/Mapper.h
b/clang-tools-extra/clang-doc/Mapper.h
index c1315b93786c0..75c8e947c8f90 100644
--- a/clang-tools-extra/clang-doc/Mapper.h
+++ b/clang-tools-extra/clang-doc/Mapper.h
@@ -43,7 +43,7 @@ class MapASTVisitor : public
clang::RecursiveASTVisitor<MapASTVisitor>,
bool VisitTypeAliasDecl(const TypeAliasDecl *D);
private:
- template <typename T> bool mapDecl(const T *D, bool isDefinition);
+ template <typename T> bool mapDecl(const T *D, bool IsDefinition);
int getLine(const NamedDecl *D, const ASTContext &Context) const;
llvm::SmallString<128> getFile(const NamedDecl *D, const ASTContext &Context,
>From 5cb8482fcba939128ffdfc9f4142c5fad88b2b7d Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Thu, 11 Jul 2024 18:33:16 -0400
Subject: [PATCH 11/14] [clang-doc] fix compiler warning
---
clang-tools-extra/clang-doc/Mapper.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index eda6113626a27..0ee827ebda498 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -18,7 +18,7 @@
namespace clang {
namespace doc {
-static llvm::StringSet USRVisited;
+static llvm::StringSet<> USRVisited;
static llvm::sys::Mutex USRVisitedGuard;
template <typename T> bool isTypedefAnonRecord(const T *D) {
>From 6de47d31490549f6d2356e4e388bfdbf85d67c62 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Sat, 13 Jul 2024 01:21:54 -0400
Subject: [PATCH 12/14] [clang-doc] status
---
clang-tools-extra/clang-doc/Mapper.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index 0ee827ebda498..e0afd267ab3fb 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -46,7 +46,6 @@ bool MapASTVisitor::mapDecl(const T *D, bool IsDefinition) {
// If there is an error generating a USR for the decl, skip this decl.
if (index::generateUSRForDecl(D, USR))
return true;
-
// Prevent Visiting USR twice
{
std::lock_guard<llvm::sys::Mutex> Guard(USRVisitedGuard);
@@ -57,7 +56,6 @@ bool MapASTVisitor::mapDecl(const T *D, bool IsDefinition) {
if (IsDefinition)
USRVisited.insert(Visited);
}
-
bool IsFileInRootDir;
llvm::SmallString<128> File =
getFile(D, D->getASTContext(), CDCtx.SourceRoot, IsFileInRootDir);
@@ -145,5 +143,7 @@ llvm::SmallString<128> MapASTVisitor::getFile(const
NamedDecl *D,
return File;
}
+
+
} // namespace doc
} // namespace clang
>From 3f09835b9d212db83b794f07f3a814a6a0968fd0 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Tue, 23 Jul 2024 17:28:52 -0400
Subject: [PATCH 13/14] [clang-doc] remove useless try catch
---
clang-tools-extra/clang-doc/HTMLGenerator.cpp | 2 +-
.../clang-doc/tool/ClangDocMain.cpp | 74 +++++++------------
2 files changed, 27 insertions(+), 49 deletions(-)
diff --git a/clang-tools-extra/clang-doc/HTMLGenerator.cpp
b/clang-tools-extra/clang-doc/HTMLGenerator.cpp
index c4df336418484..f6b5e8926f903 100644
--- a/clang-tools-extra/clang-doc/HTMLGenerator.cpp
+++ b/clang-tools-extra/clang-doc/HTMLGenerator.cpp
@@ -983,7 +983,7 @@ static llvm::Error serializeIndex(ClangDocContext &CDCtx) {
llvm::json::OStream J(OS, 2);
std::function<void(Index)> IndexToJSON = [&](const Index &I) {
J.object([&] {
- //J.attribute("USR", toHex(llvm::toStringRef(I.USR)));
+ J.attribute("USR", toHex(llvm::toStringRef(I.USR)));
J.attribute("Name", I.Name);
J.attribute("RefType", getRefType(I.RefType));
J.attribute("Path", I.getRelativeFilePath(""));
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 08f06f8feed0f..eeb2f0d9a70bc 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -45,10 +45,6 @@
#include <atomic>
#include <mutex>
#include <string>
-#include <exception>
-#include <typeinfo>
-#include <stdexcept>
-
using namespace clang::ast_matchers;
using namespace clang::tooling;
@@ -209,19 +205,6 @@ llvm::Error getHtmlAssetFiles(const char *Argv0,
return getDefaultAssetFiles(Argv0, CDCtx);
}
-void handle_eptr(std::exception_ptr eptr) // passing by value is OK
-{
- try
- {
- if (eptr)
- std::rethrow_exception(eptr);
- }
- catch(const std::exception& e)
- {
- llvm::outs() << "Caught exception: '" << e.what() << "'\n";
- }
-}
-
int main(int argc, const char **argv) {
llvm::sys::PrintStackTraceOnErrorSignal(argv[0]);
std::error_code OK;
@@ -320,41 +303,36 @@ Example usage for a project using a compile commands
database:
llvm::DefaultThreadPool
Pool(llvm::hardware_concurrency(ExecutorConcurrency));
for (auto &Group : USRToBitcode) {
Pool.async([&]() {
- try {
- std::vector<std::unique_ptr<doc::Info>> Infos;
- for (auto &Bitcode : Group.getValue()) {
- llvm::BitstreamCursor Stream(Bitcode);
- doc::ClangDocBitcodeReader Reader(Stream);
- auto ReadInfos = Reader.readBitcode();
- if (!ReadInfos) {
- llvm::errs() << toString(ReadInfos.takeError()) << "\n";
- Error = true;
- return;
- }
- std::move(ReadInfos->begin(), ReadInfos->end(),
- std::back_inserter(Infos));
- }
-
- auto Reduced = doc::mergeInfos(Infos);
- if (!Reduced) {
- llvm::errs() << llvm::toString(Reduced.takeError());
+ std::vector<std::unique_ptr<doc::Info>> Infos;
+ for (auto &Bitcode : Group.getValue()) {
+ llvm::BitstreamCursor Stream(Bitcode);
+ doc::ClangDocBitcodeReader Reader(Stream);
+ auto ReadInfos = Reader.readBitcode();
+ if (!ReadInfos) {
+ llvm::errs() << toString(ReadInfos.takeError()) << "\n";
+ Error = true;
return;
}
+ std::move(ReadInfos->begin(), ReadInfos->end(),
+ std::back_inserter(Infos));
+ }
- // Add a reference to this Info in the Index
- {
- std::lock_guard<llvm::sys::Mutex> Guard(IndexMutex);
- clang::doc::Generator::addInfoToIndex(CDCtx.Idx,
Reduced.get().get());
- }
+ auto Reduced = doc::mergeInfos(Infos);
+ if (!Reduced) {
+ llvm::errs() << llvm::toString(Reduced.takeError());
+ return;
+ }
- // Save in the result map (needs a lock due to threaded access).
- {
- std::lock_guard<llvm::sys::Mutex> Guard(USRToInfoMutex);
- USRToInfo[Group.getKey()] = std::move(Reduced.get());
- }
- } catch (...) {
- std::exception_ptr P = std::current_exception();
- handle_eptr(P);
+ // Add a reference to this Info in the Index
+ {
+ std::lock_guard<llvm::sys::Mutex> Guard(IndexMutex);
+ clang::doc::Generator::addInfoToIndex(CDCtx.Idx, Reduced.get().get());
+ }
+
+ // Save in the result map (needs a lock due to threaded access).
+ {
+ std::lock_guard<llvm::sys::Mutex> Guard(USRToInfoMutex);
+ USRToInfo[Group.getKey()] = std::move(Reduced.get());
}
});
}
>From b2c358c1048e66dc827bf6994e838a1a67721d95 Mon Sep 17 00:00:00 2001
From: PeterChou1 <peter.c...@mail.utoronto.ca>
Date: Tue, 23 Jul 2024 17:40:41 -0400
Subject: [PATCH 14/14] [clang-doc] clang-format
---
clang-tools-extra/clang-doc/Mapper.cpp | 2 --
1 file changed, 2 deletions(-)
diff --git a/clang-tools-extra/clang-doc/Mapper.cpp
b/clang-tools-extra/clang-doc/Mapper.cpp
index e0afd267ab3fb..6c90db03424c6 100644
--- a/clang-tools-extra/clang-doc/Mapper.cpp
+++ b/clang-tools-extra/clang-doc/Mapper.cpp
@@ -143,7 +143,5 @@ llvm::SmallString<128> MapASTVisitor::getFile(const
NamedDecl *D,
return File;
}
-
-
} // namespace doc
} // namespace clang
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