[Lldb-commits] [PATCH] D62061: Add AST logging
Gabor Marton via Phabricator via lldb-commits
lldb-commits at lists.llvm.org
Fri May 17 06:11:08 PDT 2019
martong created this revision.
martong added a reviewer: shafik.
Herald added subscribers: lldb-commits, gamesh411, Szelethus, dkrupp, rnkovacs.
Herald added a project: LLDB.
Log the AST of the TU associated with LLDB's `expr` command, once a declaration
is completed
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D62061
Files:
lldb/include/lldb/Utility/Logging.h
lldb/source/Symbol/ClangASTImporter.cpp
lldb/source/Utility/Logging.cpp
Index: lldb/source/Utility/Logging.cpp
===================================================================
--- lldb/source/Utility/Logging.cpp
+++ lldb/source/Utility/Logging.cpp
@@ -17,6 +17,7 @@
static constexpr Log::Category g_categories[] = {
{{"api"}, {"log API calls and return values"}, LIBLLDB_LOG_API},
+ {{"ast"}, {"log AST"}, LIBLLDB_LOG_AST},
{{"break"}, {"log breakpoints"}, LIBLLDB_LOG_BREAKPOINTS},
{{"commands"}, {"log command argument parsing"}, LIBLLDB_LOG_COMMANDS},
{{"comm"}, {"log communication activities"}, LIBLLDB_LOG_COMMUNICATION},
Index: lldb/source/Symbol/ClangASTImporter.cpp
===================================================================
--- lldb/source/Symbol/ClangASTImporter.cpp
+++ lldb/source/Symbol/ClangASTImporter.cpp
@@ -951,6 +951,28 @@
if (clang::TagDecl *to_tag = dyn_cast<clang::TagDecl>(to)) {
if (clang::TagDecl *from_tag = dyn_cast<clang::TagDecl>(from)) {
to_tag->setCompleteDefinition(from_tag->isCompleteDefinition());
+
+ Log *log_ast(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_AST));
+ if (log_ast) {
+ std::string name_string;
+ if (NamedDecl *from_named_decl = dyn_cast<clang::NamedDecl>(from)) {
+ llvm::raw_string_ostream name_stream(name_string);
+ from_named_decl->printName(name_stream);
+ name_stream.flush();
+ }
+ log_ast->Printf("==== [ClangASTImporter][TUDecl: %p] Imported "
+ "(%sDecl*)%p, named %s (from "
+ "(Decl*)%p)",
+ static_cast<void *>(to->getTranslationUnitDecl()),
+ from->getDeclKindName(), static_cast<void *>(to),
+ name_string.c_str(), static_cast<void *>(from));
+
+ // Log the AST of the TU.
+ std::string ast_string;
+ llvm::raw_string_ostream ast_stream(ast_string);
+ to->getTranslationUnitDecl()->dump(ast_stream);
+ log_ast->Printf("%s", ast_string.c_str());
+ }
}
}
Index: lldb/include/lldb/Utility/Logging.h
===================================================================
--- lldb/include/lldb/Utility/Logging.h
+++ lldb/include/lldb/Utility/Logging.h
@@ -42,6 +42,7 @@
#define LIBLLDB_LOG_LANGUAGE (1u << 28)
#define LIBLLDB_LOG_DATAFORMATTERS (1u << 29)
#define LIBLLDB_LOG_DEMANGLE (1u << 30)
+#define LIBLLDB_LOG_AST (1u << 31)
#define LIBLLDB_LOG_ALL (UINT32_MAX)
#define LIBLLDB_LOG_DEFAULT \
(LIBLLDB_LOG_PROCESS | LIBLLDB_LOG_THREAD | LIBLLDB_LOG_DYNAMIC_LOADER | \
-------------- next part --------------
A non-text attachment was scrubbed...
Name: D62061.200028.patch
Type: text/x-patch
Size: 2605 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/lldb-commits/attachments/20190517/ba0d29c2/attachment.bin>
More information about the lldb-commits
mailing list