[Lldb-commits] [lldb] cfb209b - [lldb][lldb-dap] Cleanup breakpoint filters. (#87550)
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lldb-commits at lists.llvm.org
Wed May 29 09:22:46 PDT 2024
Author: Vy Nguyen
Date: 2024-05-29T12:22:42-04:00
New Revision: cfb209b92a26f16ed7413b32da20fc436eff8c58
URL: https://github.com/llvm/llvm-project/commit/cfb209b92a26f16ed7413b32da20fc436eff8c58
DIFF: https://github.com/llvm/llvm-project/commit/cfb209b92a26f16ed7413b32da20fc436eff8c58.diff
LOG: [lldb][lldb-dap] Cleanup breakpoint filters. (#87550)
Details:
- remove Swift breakpoint filter because this version of LLDB does not
support Swift.
- only return objc filters when working on macos.
Added:
Modified:
lldb/include/lldb/API/SBDebugger.h
lldb/include/lldb/Symbol/TypeSystem.h
lldb/source/API/SBDebugger.cpp
lldb/source/Symbol/TypeSystem.cpp
lldb/tools/lldb-dap/DAP.cpp
lldb/tools/lldb-dap/DAP.h
lldb/tools/lldb-dap/lldb-dap.cpp
Removed:
################################################################################
diff --git a/lldb/include/lldb/API/SBDebugger.h b/lldb/include/lldb/API/SBDebugger.h
index af19b1faf3bf5..84ea9c0f772e1 100644
--- a/lldb/include/lldb/API/SBDebugger.h
+++ b/lldb/include/lldb/API/SBDebugger.h
@@ -57,6 +57,8 @@ class LLDB_API SBDebugger {
static const char *GetBroadcasterClass();
+ static bool SupportsLanguage(lldb::LanguageType language);
+
lldb::SBBroadcaster GetBroadcaster();
/// Get progress data from a SBEvent whose type is eBroadcastBitProgress.
diff --git a/lldb/include/lldb/Symbol/TypeSystem.h b/lldb/include/lldb/Symbol/TypeSystem.h
index b4025c173a186..7d48f9b316138 100644
--- a/lldb/include/lldb/Symbol/TypeSystem.h
+++ b/lldb/include/lldb/Symbol/TypeSystem.h
@@ -209,6 +209,7 @@ class TypeSystem : public PluginInterface,
// TypeSystems can support more than one language
virtual bool SupportsLanguage(lldb::LanguageType language) = 0;
+ static bool SupportsLanguageStatic(lldb::LanguageType language);
// Type Completion
virtual bool GetCompleteType(lldb::opaque_compiler_type_t type) = 0;
diff --git a/lldb/source/API/SBDebugger.cpp b/lldb/source/API/SBDebugger.cpp
index 7ef0d6efd4aaa..29da7d33dd80b 100644
--- a/lldb/source/API/SBDebugger.cpp
+++ b/lldb/source/API/SBDebugger.cpp
@@ -1742,3 +1742,7 @@ bool SBDebugger::InterruptRequested() {
return m_opaque_sp->InterruptRequested();
return false;
}
+
+bool SBDebugger::SupportsLanguage(lldb::LanguageType language) {
+ return TypeSystem::SupportsLanguageStatic(language);
+}
diff --git a/lldb/source/Symbol/TypeSystem.cpp b/lldb/source/Symbol/TypeSystem.cpp
index 4956f10a0b0a7..5d56d9b1829da 100644
--- a/lldb/source/Symbol/TypeSystem.cpp
+++ b/lldb/source/Symbol/TypeSystem.cpp
@@ -335,3 +335,14 @@ TypeSystemMap::GetTypeSystemForLanguage(lldb::LanguageType language,
}
return GetTypeSystemForLanguage(language);
}
+
+bool TypeSystem::SupportsLanguageStatic(lldb::LanguageType language) {
+ if (language == eLanguageTypeUnknown)
+ return false;
+
+ LanguageSet languages =
+ PluginManager::GetAllTypeSystemSupportedLanguagesForTypes();
+ if (languages.Empty())
+ return false;
+ return languages[language];
+}
diff --git a/lldb/tools/lldb-dap/DAP.cpp b/lldb/tools/lldb-dap/DAP.cpp
index d419f821999e6..807d27c2c869d 100644
--- a/lldb/tools/lldb-dap/DAP.cpp
+++ b/lldb/tools/lldb-dap/DAP.cpp
@@ -32,14 +32,7 @@ namespace lldb_dap {
DAP g_dap;
DAP::DAP()
- : broadcaster("lldb-dap"),
- exception_breakpoints(
- {{"cpp_catch", "C++ Catch", lldb::eLanguageTypeC_plus_plus},
- {"cpp_throw", "C++ Throw", lldb::eLanguageTypeC_plus_plus},
- {"objc_catch", "Objective-C Catch", lldb::eLanguageTypeObjC},
- {"objc_throw", "Objective-C Throw", lldb::eLanguageTypeObjC},
- {"swift_catch", "Swift Catch", lldb::eLanguageTypeSwift},
- {"swift_throw", "Swift Throw", lldb::eLanguageTypeSwift}}),
+ : broadcaster("lldb-dap"), exception_breakpoints(),
focus_tid(LLDB_INVALID_THREAD_ID), stop_at_entry(false), is_attach(false),
enable_auto_variable_summaries(false),
enable_synthetic_child_debugging(false),
@@ -65,8 +58,32 @@ DAP::DAP()
DAP::~DAP() = default;
+void DAP::PopulateExceptionBreakpoints() {
+ exception_breakpoints = {};
+ if (debugger.SupportsLanguage(lldb::eLanguageTypeC_plus_plus)) {
+ exception_breakpoints->emplace_back("cpp_catch", "C++ Catch",
+ lldb::eLanguageTypeC_plus_plus);
+ exception_breakpoints->emplace_back("cpp_throw", "C++ Throw",
+ lldb::eLanguageTypeC_plus_plus);
+ }
+ if (debugger.SupportsLanguage(lldb::eLanguageTypeObjC)) {
+ exception_breakpoints->emplace_back("objc_catch", "Objective-C Catch",
+ lldb::eLanguageTypeObjC);
+ exception_breakpoints->emplace_back("objc_throw", "Objective-C Throw",
+ lldb::eLanguageTypeObjC);
+ }
+ if (debugger.SupportsLanguage(lldb::eLanguageTypeSwift)) {
+ exception_breakpoints->emplace_back("swift_catch", "Swift Catch",
+ lldb::eLanguageTypeSwift);
+ exception_breakpoints->emplace_back("swift_throw", "Swift Throw",
+ lldb::eLanguageTypeSwift);
+ }
+}
+
ExceptionBreakpoint *DAP::GetExceptionBreakpoint(const std::string &filter) {
- for (auto &bp : exception_breakpoints) {
+ assert(exception_breakpoints.has_value() &&
+ "PopulateExceptionBreakpoints must be called first");
+ for (auto &bp : *exception_breakpoints) {
if (bp.filter == filter)
return &bp;
}
@@ -74,7 +91,9 @@ ExceptionBreakpoint *DAP::GetExceptionBreakpoint(const std::string &filter) {
}
ExceptionBreakpoint *DAP::GetExceptionBreakpoint(const lldb::break_id_t bp_id) {
- for (auto &bp : exception_breakpoints) {
+ assert(exception_breakpoints.has_value() &&
+ "PopulateExceptionBreakpoints must be called first");
+ for (auto &bp : *exception_breakpoints) {
if (bp.bp.GetID() == bp_id)
return &bp;
}
diff --git a/lldb/tools/lldb-dap/DAP.h b/lldb/tools/lldb-dap/DAP.h
index a88ee3e1dec6b..d114b886a1597 100644
--- a/lldb/tools/lldb-dap/DAP.h
+++ b/lldb/tools/lldb-dap/DAP.h
@@ -156,7 +156,7 @@ struct DAP {
std::unique_ptr<std::ofstream> log;
llvm::StringMap<SourceBreakpointMap> source_breakpoints;
FunctionBreakpointMap function_breakpoints;
- std::vector<ExceptionBreakpoint> exception_breakpoints;
+ std::optional<std::vector<ExceptionBreakpoint>> exception_breakpoints;
std::vector<std::string> init_commands;
std::vector<std::string> pre_run_commands;
std::vector<std::string> post_run_commands;
@@ -228,6 +228,8 @@ struct DAP {
llvm::json::Value CreateTopLevelScopes();
+ void PopulateExceptionBreakpoints();
+
/// \return
/// Attempt to determine if an expression is a variable expression or
/// lldb command using a hueristic based on the first term of the
diff --git a/lldb/tools/lldb-dap/lldb-dap.cpp b/lldb/tools/lldb-dap/lldb-dap.cpp
index 7746afb6cbbf3..470c9f84c6a20 100644
--- a/lldb/tools/lldb-dap/lldb-dap.cpp
+++ b/lldb/tools/lldb-dap/lldb-dap.cpp
@@ -16,6 +16,7 @@
#include <cstdio>
#include <cstdlib>
#include <cstring>
+#include <optional>
#include <sys/stat.h>
#include <sys/types.h>
#if defined(_WIN32)
@@ -1586,6 +1587,7 @@ void request_initialize(const llvm::json::Object &request) {
bool source_init_file = GetBoolean(arguments, "sourceInitFile", true);
g_dap.debugger = lldb::SBDebugger::Create(source_init_file, log_cb, nullptr);
+ g_dap.PopulateExceptionBreakpoints();
auto cmd = g_dap.debugger.GetCommandInterpreter().AddMultiwordCommand(
"lldb-dap", "Commands for managing lldb-dap.");
if (GetBoolean(arguments, "supportsStartDebuggingRequest", false)) {
@@ -1621,7 +1623,7 @@ void request_initialize(const llvm::json::Object &request) {
body.try_emplace("supportsEvaluateForHovers", true);
// Available filters or options for the setExceptionBreakpoints request.
llvm::json::Array filters;
- for (const auto &exc_bp : g_dap.exception_breakpoints) {
+ for (const auto &exc_bp : *g_dap.exception_breakpoints) {
filters.emplace_back(CreateExceptionBreakpointFilter(exc_bp));
}
body.try_emplace("exceptionBreakpointFilters", std::move(filters));
@@ -2476,7 +2478,7 @@ void request_setExceptionBreakpoints(const llvm::json::Object &request) {
// Keep a list of any exception breakpoint filter names that weren't set
// so we can clear any exception breakpoints if needed.
std::set<std::string> unset_filters;
- for (const auto &bp : g_dap.exception_breakpoints)
+ for (const auto &bp : *g_dap.exception_breakpoints)
unset_filters.insert(bp.filter);
for (const auto &value : *filters) {
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