diff options
Diffstat (limited to 'lldb/source/Target')
-rw-r--r-- | lldb/source/Target/CMakeLists.txt | 1 | ||||
-rw-r--r-- | lldb/source/Target/StackFrame.cpp | 18 | ||||
-rw-r--r-- | lldb/source/Target/StackFrameRecognizer.cpp | 190 |
3 files changed, 3 insertions, 206 deletions
diff --git a/lldb/source/Target/CMakeLists.txt b/lldb/source/Target/CMakeLists.txt index 265b3a80779..df137c314af 100644 --- a/lldb/source/Target/CMakeLists.txt +++ b/lldb/source/Target/CMakeLists.txt @@ -28,7 +28,6 @@ add_lldb_library(lldbTarget SectionLoadList.cpp StackFrame.cpp StackFrameList.cpp - StackFrameRecognizer.cpp StackID.cpp StopInfo.cpp StructuredDataPlugin.cpp diff --git a/lldb/source/Target/StackFrame.cpp b/lldb/source/Target/StackFrame.cpp index 6340459dea3..00be79d6f31 100644 --- a/lldb/source/Target/StackFrame.cpp +++ b/lldb/source/Target/StackFrame.cpp @@ -31,7 +31,6 @@ #include "lldb/Target/ExecutionContext.h" #include "lldb/Target/Process.h" #include "lldb/Target/RegisterContext.h" -#include "lldb/Target/StackFrameRecognizer.h" #include "lldb/Target/Target.h" #include "lldb/Target/Thread.h" #include "lldb/Utility/RegisterValue.h" @@ -59,8 +58,7 @@ StackFrame::StackFrame(const ThreadSP &thread_sp, user_id_t frame_idx, m_id(pc, cfa, nullptr), m_frame_code_addr(pc), m_sc(), m_flags(), m_frame_base(), m_frame_base_error(), m_cfa_is_valid(cfa_is_valid), m_stack_frame_kind(kind), m_variable_list_sp(), - m_variable_list_value_objects(), m_recognized_frame_sp(), m_disassembly(), - m_mutex() { + m_variable_list_value_objects(), m_disassembly(), m_mutex() { // If we don't have a CFA value, use the frame index for our StackID so that // recursive functions properly aren't confused with one another on a history // stack. @@ -84,8 +82,7 @@ StackFrame::StackFrame(const ThreadSP &thread_sp, user_id_t frame_idx, m_frame_code_addr(pc), m_sc(), m_flags(), m_frame_base(), m_frame_base_error(), m_cfa_is_valid(true), m_stack_frame_kind(StackFrame::Kind::Regular), m_variable_list_sp(), - m_variable_list_value_objects(), m_recognized_frame_sp(), m_disassembly(), - m_mutex() { + m_variable_list_value_objects(), m_disassembly(), m_mutex() { if (sc_ptr != nullptr) { m_sc = *sc_ptr; m_flags.Set(m_sc.GetResolvedMask()); @@ -110,8 +107,7 @@ StackFrame::StackFrame(const ThreadSP &thread_sp, user_id_t frame_idx, m_frame_code_addr(pc_addr), m_sc(), m_flags(), m_frame_base(), m_frame_base_error(), m_cfa_is_valid(true), m_stack_frame_kind(StackFrame::Kind::Regular), m_variable_list_sp(), - m_variable_list_value_objects(), m_recognized_frame_sp(), m_disassembly(), - m_mutex() { + m_variable_list_value_objects(), m_disassembly(), m_mutex() { if (sc_ptr != nullptr) { m_sc = *sc_ptr; m_flags.Set(m_sc.GetResolvedMask()); @@ -1956,11 +1952,3 @@ bool StackFrame::GetStatus(Stream &strm, bool show_frame_info, bool show_source, } return true; } - -RecognizedStackFrameSP StackFrame::GetRecognizedFrame() { - if (!m_recognized_frame_sp) { - m_recognized_frame_sp = - StackFrameRecognizerManager::RecognizeFrame(CalculateStackFrame()); - } - return m_recognized_frame_sp; -} diff --git a/lldb/source/Target/StackFrameRecognizer.cpp b/lldb/source/Target/StackFrameRecognizer.cpp deleted file mode 100644 index cb8603699c3..00000000000 --- a/lldb/source/Target/StackFrameRecognizer.cpp +++ /dev/null @@ -1,190 +0,0 @@ -//===-- StackFrameRecognizer.cpp --------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -// C Includes -// C++ Includes -#include <vector> -// Other libraries and framework includes -// Project includes -#include "lldb/Core/Module.h" -#include "lldb/Interpreter/ScriptInterpreter.h" -#include "lldb/Symbol/Symbol.h" -#include "lldb/Target/StackFrame.h" -#include "lldb/Target/StackFrameRecognizer.h" -#include "lldb/Utility/RegularExpression.h" - -using namespace lldb; -using namespace lldb_private; - -class ScriptedRecognizedStackFrame : public RecognizedStackFrame { -public: - ScriptedRecognizedStackFrame(ValueObjectListSP args) { - m_arguments = args; - } -}; - -ScriptedStackFrameRecognizer::ScriptedStackFrameRecognizer( - ScriptInterpreter *interpreter, const char *pclass) - : m_interpreter(interpreter), m_python_class(pclass) { - m_python_object_sp = - m_interpreter->CreateFrameRecognizer(m_python_class.c_str()); -} - -RecognizedStackFrameSP -ScriptedStackFrameRecognizer::RecognizeFrame(lldb::StackFrameSP frame) { - if (!m_python_object_sp || !m_interpreter) - return RecognizedStackFrameSP(); - - ValueObjectListSP args = - m_interpreter->GetRecognizedArguments(m_python_object_sp, frame); - - return RecognizedStackFrameSP(new ScriptedRecognizedStackFrame(args)); -} - -class StackFrameRecognizerManagerImpl { -public: - void AddRecognizer(StackFrameRecognizerSP recognizer, ConstString &module, - ConstString &symbol, bool first_instruction_only) { - m_recognizers.push_front({(uint32_t)m_recognizers.size(), false, recognizer, false, module, RegularExpressionSP(), - symbol, RegularExpressionSP(), - first_instruction_only}); - } - - void AddRecognizer(StackFrameRecognizerSP recognizer, - RegularExpressionSP module, RegularExpressionSP symbol, - bool first_instruction_only) { - m_recognizers.push_front({(uint32_t)m_recognizers.size(), false, recognizer, true, ConstString(), module, - ConstString(), symbol, first_instruction_only}); - } - - void ForEach( - std::function<void(uint32_t recognized_id, std::string recognizer_name, std::string module, - std::string symbol, bool regexp)> const &callback) { - for (auto entry : m_recognizers) { - if (entry.is_regexp) { - callback(entry.recognizer_id, entry.recognizer->GetName(), entry.module_regexp->GetText(), - entry.symbol_regexp->GetText(), true); - } else { - callback(entry.recognizer_id, entry.recognizer->GetName(), entry.module.GetCString(), - entry.symbol.GetCString(), false); - } - } - } - - bool RemoveRecognizerWithID(uint32_t recognizer_id) { - if (recognizer_id >= m_recognizers.size()) return false; - if (m_recognizers[recognizer_id].deleted) return false; - m_recognizers[recognizer_id].deleted = true; - return true; - } - - void RemoveAllRecognizers() { - m_recognizers.clear(); - } - - StackFrameRecognizerSP GetRecognizerForFrame(StackFrameSP frame) { - const SymbolContext &symctx = - frame->GetSymbolContext(eSymbolContextModule | eSymbolContextFunction); - ConstString function_name = symctx.GetFunctionName(); - ModuleSP module_sp = symctx.module_sp; - if (!module_sp) return StackFrameRecognizerSP(); - ConstString module_name = module_sp->GetFileSpec().GetFilename(); - Symbol *symbol = symctx.symbol; - if (!symbol) return StackFrameRecognizerSP(); - Address start_addr = symbol->GetAddress(); - Address current_addr = frame->GetFrameCodeAddress(); - - for (auto entry : m_recognizers) { - if (entry.deleted) continue; - if (entry.module) - if (entry.module != module_name) continue; - - if (entry.module_regexp) - if (!entry.module_regexp->Execute(module_name.GetStringRef())) continue; - - if (entry.symbol) - if (entry.symbol != function_name) continue; - - if (entry.symbol_regexp) - if (!entry.symbol_regexp->Execute(function_name.GetStringRef())) - continue; - - if (entry.first_instruction_only) - if (start_addr != current_addr) continue; - - return entry.recognizer; - } - return StackFrameRecognizerSP(); - } - - RecognizedStackFrameSP RecognizeFrame(StackFrameSP frame) { - auto recognizer = GetRecognizerForFrame(frame); - if (!recognizer) return RecognizedStackFrameSP(); - return recognizer->RecognizeFrame(frame); - } - - private: - struct RegisteredEntry { - uint32_t recognizer_id; - bool deleted; - StackFrameRecognizerSP recognizer; - bool is_regexp; - ConstString module; - RegularExpressionSP module_regexp; - ConstString symbol; - RegularExpressionSP symbol_regexp; - bool first_instruction_only; - }; - - std::deque<RegisteredEntry> m_recognizers; -}; - -StackFrameRecognizerManagerImpl &GetStackFrameRecognizerManagerImpl() { - static StackFrameRecognizerManagerImpl instance = - StackFrameRecognizerManagerImpl(); - return instance; -} - -void StackFrameRecognizerManager::AddRecognizer( - StackFrameRecognizerSP recognizer, ConstString &module, ConstString &symbol, - bool first_instruction_only) { - GetStackFrameRecognizerManagerImpl().AddRecognizer(recognizer, module, symbol, - first_instruction_only); -} - -void StackFrameRecognizerManager::AddRecognizer( - StackFrameRecognizerSP recognizer, RegularExpressionSP module, - RegularExpressionSP symbol, bool first_instruction_only) { - GetStackFrameRecognizerManagerImpl().AddRecognizer(recognizer, module, symbol, - first_instruction_only); -} - -void StackFrameRecognizerManager::ForEach( - std::function<void(uint32_t recognized_id, std::string recognizer_name, std::string module, - std::string symbol, bool regexp)> const &callback) { - GetStackFrameRecognizerManagerImpl().ForEach(callback); -} - -void StackFrameRecognizerManager::RemoveAllRecognizers() { - GetStackFrameRecognizerManagerImpl().RemoveAllRecognizers(); -} - -bool StackFrameRecognizerManager::RemoveRecognizerWithID(uint32_t recognizer_id) { - return GetStackFrameRecognizerManagerImpl().RemoveRecognizerWithID(recognizer_id); -} - -RecognizedStackFrameSP StackFrameRecognizerManager::RecognizeFrame( - StackFrameSP frame) { - return GetStackFrameRecognizerManagerImpl().RecognizeFrame(frame); -} - -StackFrameRecognizerSP StackFrameRecognizerManager::GetRecognizerForFrame( - lldb::StackFrameSP frame) { - return GetStackFrameRecognizerManagerImpl().GetRecognizerForFrame(frame); -} |