| //===-- SBFrame.cpp ---------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "lldb/API/SBFrame.h" |
| |
| #include <string> |
| #include <algorithm> |
| |
| #include "lldb/lldb-types.h" |
| |
| #include "lldb/Core/Address.h" |
| #include "lldb/Core/ConstString.h" |
| #include "lldb/Core/Log.h" |
| #include "lldb/Core/Stream.h" |
| #include "lldb/Core/StreamFile.h" |
| #include "lldb/Core/ValueObjectRegister.h" |
| #include "lldb/Core/ValueObjectVariable.h" |
| #include "lldb/Expression/ClangUserExpression.h" |
| #include "lldb/Host/Host.h" |
| #include "lldb/Symbol/Block.h" |
| #include "lldb/Symbol/SymbolContext.h" |
| #include "lldb/Symbol/VariableList.h" |
| #include "lldb/Symbol/Variable.h" |
| #include "lldb/Target/ExecutionContext.h" |
| #include "lldb/Target/Target.h" |
| #include "lldb/Target/Process.h" |
| #include "lldb/Target/RegisterContext.h" |
| #include "lldb/Target/StackFrame.h" |
| #include "lldb/Target/StackID.h" |
| #include "lldb/Target/Thread.h" |
| |
| #include "lldb/API/SBDebugger.h" |
| #include "lldb/API/SBValue.h" |
| #include "lldb/API/SBAddress.h" |
| #include "lldb/API/SBStream.h" |
| #include "lldb/API/SBSymbolContext.h" |
| #include "lldb/API/SBThread.h" |
| |
| namespace lldb_private { |
| |
| class StackFrameImpl |
| { |
| public: |
| StackFrameImpl (const lldb::StackFrameSP &frame_sp) : |
| m_frame_wp (frame_sp), |
| m_thread_wp (), |
| m_stack_id () |
| { |
| if (frame_sp) |
| { |
| m_thread_wp = frame_sp->GetThread().shared_from_this(); |
| m_stack_id = frame_sp->GetStackID(); |
| } |
| } |
| |
| ~StackFrameImpl() |
| { |
| } |
| |
| lldb::StackFrameSP |
| GetFrameSP () |
| { |
| lldb::StackFrameSP frame_sp; |
| // We have a weak pointer to our thread, which might |
| // be NULL'ed out if the thread went away, so first |
| // make sure our thread is still alive. |
| lldb::ThreadSP thread_sp (m_thread_wp.lock()); |
| if (thread_sp) |
| { |
| // Our thread is still here, check if our frame |
| // is still alive as well. |
| frame_sp = m_frame_wp.lock(); |
| if (frame_sp) |
| { |
| // Our frame is still alive, make sure that our thread |
| // still has this exact frame... |
| lldb::StackFrameSP tmp_frame_sp (thread_sp->GetStackFrameAtIndex (frame_sp->GetFrameIndex())); |
| if (tmp_frame_sp.get() == frame_sp.get()) |
| return frame_sp; |
| } |
| // The original stack frame might have gone away, |
| // we need to check for the stac |
| frame_sp = thread_sp->GetFrameWithStackID (m_stack_id); |
| m_frame_wp = frame_sp; |
| } |
| return frame_sp; |
| } |
| |
| void |
| SetFrameSP (const lldb::StackFrameSP &frame_sp) |
| { |
| if (frame_sp) |
| { |
| m_frame_wp = frame_sp; |
| m_thread_wp = frame_sp->GetThread().shared_from_this(); |
| m_stack_id = frame_sp->GetStackID(); |
| } |
| else |
| { |
| m_frame_wp.reset(); |
| m_thread_wp.reset(); |
| m_stack_id.Clear(); |
| } |
| } |
| |
| protected: |
| lldb::StackFrameWP m_frame_wp; |
| lldb::ThreadWP m_thread_wp; |
| StackID m_stack_id; |
| }; |
| } // namespace lldb_private |
| |
| using namespace lldb; |
| using namespace lldb_private; |
| |
| |
| SBFrame::SBFrame () : |
| m_opaque_sp () |
| { |
| } |
| |
| SBFrame::SBFrame (const StackFrameSP &lldb_object_sp) : |
| m_opaque_sp (new StackFrameImpl (lldb_object_sp)) |
| { |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| if (log) |
| { |
| SBStream sstr; |
| GetDescription (sstr); |
| log->Printf ("SBFrame::SBFrame (sp=%p) => SBFrame(%p): %s", |
| lldb_object_sp.get(), lldb_object_sp.get(), sstr.GetData()); |
| |
| } |
| } |
| |
| SBFrame::SBFrame(const SBFrame &rhs) : |
| m_opaque_sp (rhs.m_opaque_sp) |
| { |
| } |
| |
| const SBFrame & |
| SBFrame::operator = (const SBFrame &rhs) |
| { |
| if (this != &rhs) |
| m_opaque_sp = rhs.m_opaque_sp; |
| return *this; |
| } |
| |
| SBFrame::~SBFrame() |
| { |
| } |
| |
| StackFrameSP |
| SBFrame::GetFrameSP() const |
| { |
| StackFrameImplSP impl_sp (m_opaque_sp); |
| StackFrameSP frame_sp; |
| if (impl_sp) |
| frame_sp = impl_sp->GetFrameSP(); |
| return frame_sp; |
| } |
| |
| void |
| SBFrame::SetFrameSP (const StackFrameSP &lldb_object_sp) |
| { |
| if (lldb_object_sp) |
| { |
| if (m_opaque_sp) |
| { |
| StackFrameImplSP impl_sp (m_opaque_sp); |
| if (impl_sp) |
| impl_sp->SetFrameSP (lldb_object_sp); |
| } |
| else |
| { |
| m_opaque_sp = StackFrameImplSP (new StackFrameImpl(lldb_object_sp)); |
| } |
| } |
| else |
| { |
| m_opaque_sp.reset(); |
| } |
| } |
| |
| bool |
| SBFrame::IsValid() const |
| { |
| StackFrameImplSP impl_sp (m_opaque_sp); |
| if (impl_sp) |
| return (impl_sp->GetFrameSP().get() != NULL); |
| return false; |
| } |
| |
| SBSymbolContext |
| SBFrame::GetSymbolContext (uint32_t resolve_scope) const |
| { |
| |
| SBSymbolContext sb_sym_ctx; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_sym_ctx.SetSymbolContext(&frame_sp->GetSymbolContext (resolve_scope)); |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetSymbolContext (resolve_scope=0x%8.8x) => SBSymbolContext(%p)", |
| frame_sp.get(), resolve_scope, sb_sym_ctx.get()); |
| |
| return sb_sym_ctx; |
| } |
| |
| SBModule |
| SBFrame::GetModule () const |
| { |
| SBModule sb_module; |
| ModuleSP module_sp; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| module_sp = frame_sp->GetSymbolContext (eSymbolContextModule).module_sp; |
| sb_module.SetSP (module_sp); |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetModule () => SBModule(%p)", |
| frame_sp.get(), module_sp.get()); |
| |
| return sb_module; |
| } |
| |
| SBCompileUnit |
| SBFrame::GetCompileUnit () const |
| { |
| SBCompileUnit sb_comp_unit; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_comp_unit.reset (frame_sp->GetSymbolContext (eSymbolContextCompUnit).comp_unit); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetModule () => SBCompileUnit(%p)", |
| frame_sp.get(), sb_comp_unit.get()); |
| |
| return sb_comp_unit; |
| } |
| |
| SBFunction |
| SBFrame::GetFunction () const |
| { |
| SBFunction sb_function; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_function.reset(frame_sp->GetSymbolContext (eSymbolContextFunction).function); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetFunction () => SBFunction(%p)", |
| frame_sp.get(), sb_function.get()); |
| |
| return sb_function; |
| } |
| |
| SBSymbol |
| SBFrame::GetSymbol () const |
| { |
| SBSymbol sb_symbol; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_symbol.reset(frame_sp->GetSymbolContext (eSymbolContextSymbol).symbol); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetSymbol () => SBSymbol(%p)", |
| frame_sp.get(), sb_symbol.get()); |
| return sb_symbol; |
| } |
| |
| SBBlock |
| SBFrame::GetBlock () const |
| { |
| SBBlock sb_block; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_block.reset (frame_sp->GetSymbolContext (eSymbolContextBlock).block); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetBlock () => SBBlock(%p)", |
| frame_sp.get(), sb_block.get()); |
| return sb_block; |
| } |
| |
| SBBlock |
| SBFrame::GetFrameBlock () const |
| { |
| SBBlock sb_block; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_block.reset(frame_sp->GetFrameBlock ()); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetFrameBlock () => SBBlock(%p)", |
| frame_sp.get(), sb_block.get()); |
| return sb_block; |
| } |
| |
| SBLineEntry |
| SBFrame::GetLineEntry () const |
| { |
| SBLineEntry sb_line_entry; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_line_entry.SetLineEntry (frame_sp->GetSymbolContext (eSymbolContextLineEntry).line_entry); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetLineEntry () => SBLineEntry(%p)", |
| frame_sp.get(), sb_line_entry.get()); |
| return sb_line_entry; |
| } |
| |
| uint32_t |
| SBFrame::GetFrameID () const |
| { |
| uint32_t frame_idx = UINT32_MAX; |
| |
| |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| frame_idx = frame_sp->GetFrameIndex (); |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetFrameID () => %u", |
| frame_sp.get(), frame_idx); |
| return frame_idx; |
| } |
| |
| addr_t |
| SBFrame::GetPC () const |
| { |
| addr_t addr = LLDB_INVALID_ADDRESS; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| addr = frame_sp->GetFrameCodeAddress().GetOpcodeLoadAddress (&frame_sp->GetThread().GetProcess().GetTarget()); |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetPC () => 0x%llx", frame_sp.get(), addr); |
| |
| return addr; |
| } |
| |
| bool |
| SBFrame::SetPC (addr_t new_pc) |
| { |
| bool ret_val = false; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| ret_val = frame_sp->GetRegisterContext()->SetPC (new_pc); |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::SetPC (new_pc=0x%llx) => %i", |
| frame_sp.get(), new_pc, ret_val); |
| |
| return ret_val; |
| } |
| |
| addr_t |
| SBFrame::GetSP () const |
| { |
| addr_t addr = LLDB_INVALID_ADDRESS; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| addr = frame_sp->GetRegisterContext()->GetSP(); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetSP () => 0x%llx", frame_sp.get(), addr); |
| |
| return addr; |
| } |
| |
| |
| addr_t |
| SBFrame::GetFP () const |
| { |
| addr_t addr = LLDB_INVALID_ADDRESS; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| addr = frame_sp->GetRegisterContext()->GetFP(); |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetFP () => 0x%llx", frame_sp.get(), addr); |
| return addr; |
| } |
| |
| |
| SBAddress |
| SBFrame::GetPCAddress () const |
| { |
| SBAddress sb_addr; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| sb_addr.SetAddress (&frame_sp->GetFrameCodeAddress()); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::GetPCAddress () => SBAddress(%p)", frame_sp.get(), sb_addr.get()); |
| return sb_addr; |
| } |
| |
| void |
| SBFrame::Clear() |
| { |
| m_opaque_sp.reset(); |
| } |
| |
| lldb::SBValue |
| SBFrame::GetValueForVariablePath (const char *var_path) |
| { |
| SBValue sb_value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| lldb::DynamicValueType use_dynamic = frame_sp->CalculateTarget()->GetPreferDynamicValue(); |
| sb_value = GetValueForVariablePath (var_path, use_dynamic); |
| } |
| return sb_value; |
| } |
| |
| lldb::SBValue |
| SBFrame::GetValueForVariablePath (const char *var_path, DynamicValueType use_dynamic) |
| { |
| SBValue sb_value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp && var_path && var_path[0]) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| VariableSP var_sp; |
| Error error; |
| ValueObjectSP value_sp (frame_sp->GetValueForVariableExpressionPath (var_path, |
| use_dynamic, |
| StackFrame::eExpressionPathOptionCheckPtrVsMember, |
| var_sp, |
| error)); |
| *sb_value = value_sp; |
| } |
| return sb_value; |
| } |
| |
| SBValue |
| SBFrame::FindVariable (const char *name) |
| { |
| SBValue value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| lldb::DynamicValueType use_dynamic = frame_sp->CalculateTarget()->GetPreferDynamicValue(); |
| value = FindVariable (name, use_dynamic); |
| } |
| return value; |
| } |
| |
| |
| SBValue |
| SBFrame::FindVariable (const char *name, lldb::DynamicValueType use_dynamic) |
| { |
| VariableSP var_sp; |
| SBValue sb_value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp && name && name[0]) |
| { |
| VariableList variable_list; |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| SymbolContext sc (frame_sp->GetSymbolContext (eSymbolContextBlock)); |
| |
| if (sc.block) |
| { |
| const bool can_create = true; |
| const bool get_parent_variables = true; |
| const bool stop_if_block_is_inlined_function = true; |
| |
| if (sc.block->AppendVariables (can_create, |
| get_parent_variables, |
| stop_if_block_is_inlined_function, |
| &variable_list)) |
| { |
| var_sp = variable_list.FindVariable (ConstString(name)); |
| } |
| } |
| |
| if (var_sp) |
| *sb_value = ValueObjectSP (frame_sp->GetValueObjectForFrameVariable(var_sp, use_dynamic)); |
| |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::FindVariable (name=\"%s\") => SBValue(%p)", |
| frame_sp.get(), name, sb_value.get()); |
| |
| return sb_value; |
| } |
| |
| SBValue |
| SBFrame::FindValue (const char *name, ValueType value_type) |
| { |
| SBValue value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| lldb::DynamicValueType use_dynamic = frame_sp->CalculateTarget()->GetPreferDynamicValue(); |
| value = FindValue (name, value_type, use_dynamic); |
| } |
| return value; |
| } |
| |
| SBValue |
| SBFrame::FindValue (const char *name, ValueType value_type, lldb::DynamicValueType use_dynamic) |
| { |
| SBValue sb_value; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp && name && name[0]) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| |
| switch (value_type) |
| { |
| case eValueTypeVariableGlobal: // global variable |
| case eValueTypeVariableStatic: // static variable |
| case eValueTypeVariableArgument: // function argument variables |
| case eValueTypeVariableLocal: // function local variables |
| { |
| VariableList *variable_list = frame_sp->GetVariableList(true); |
| |
| SymbolContext sc (frame_sp->GetSymbolContext (eSymbolContextBlock)); |
| |
| const bool can_create = true; |
| const bool get_parent_variables = true; |
| const bool stop_if_block_is_inlined_function = true; |
| |
| if (sc.block && sc.block->AppendVariables (can_create, |
| get_parent_variables, |
| stop_if_block_is_inlined_function, |
| variable_list)) |
| { |
| ConstString const_name(name); |
| const uint32_t num_variables = variable_list->GetSize(); |
| for (uint32_t i = 0; i < num_variables; ++i) |
| { |
| VariableSP variable_sp (variable_list->GetVariableAtIndex(i)); |
| if (variable_sp && |
| variable_sp->GetScope() == value_type && |
| variable_sp->GetName() == const_name) |
| { |
| *sb_value = ValueObjectSP (frame_sp->GetValueObjectForFrameVariable(variable_sp, |
| use_dynamic)); |
| break; |
| } |
| } |
| } |
| } |
| break; |
| |
| case eValueTypeRegister: // stack frame register value |
| { |
| RegisterContextSP reg_ctx (frame_sp->GetRegisterContext()); |
| if (reg_ctx) |
| { |
| const uint32_t num_regs = reg_ctx->GetRegisterCount(); |
| for (uint32_t reg_idx = 0; reg_idx < num_regs; ++reg_idx) |
| { |
| const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoAtIndex (reg_idx); |
| if (reg_info && |
| ((reg_info->name && strcasecmp (reg_info->name, name) == 0) || |
| (reg_info->alt_name && strcasecmp (reg_info->alt_name, name) == 0))) |
| { |
| *sb_value = ValueObjectRegister::Create (frame_sp.get(), reg_ctx, reg_idx); |
| } |
| } |
| } |
| } |
| break; |
| |
| case eValueTypeRegisterSet: // A collection of stack frame register values |
| { |
| RegisterContextSP reg_ctx (frame_sp->GetRegisterContext()); |
| if (reg_ctx) |
| { |
| const uint32_t num_sets = reg_ctx->GetRegisterSetCount(); |
| for (uint32_t set_idx = 0; set_idx < num_sets; ++set_idx) |
| { |
| const RegisterSet *reg_set = reg_ctx->GetRegisterSet (set_idx); |
| if (reg_set && |
| ((reg_set->name && strcasecmp (reg_set->name, name) == 0) || |
| (reg_set->short_name && strcasecmp (reg_set->short_name, name) == 0))) |
| { |
| *sb_value = ValueObjectRegisterSet::Create (frame_sp.get(), reg_ctx, set_idx); |
| } |
| } |
| } |
| } |
| break; |
| |
| case eValueTypeConstResult: // constant result variables |
| { |
| ConstString const_name(name); |
| ClangExpressionVariableSP expr_var_sp (frame_sp->GetThread().GetProcess().GetTarget().GetPersistentVariables().GetVariable (const_name)); |
| if (expr_var_sp) |
| *sb_value = expr_var_sp->GetValueObject(); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| if (log) |
| log->Printf ("SBFrame(%p)::FindVariableInScope (name=\"%s\", value_type=%i) => SBValue(%p)", |
| frame_sp.get(), name, value_type, sb_value.get()); |
| |
| |
| return sb_value; |
| } |
| |
| bool |
| SBFrame::operator == (const SBFrame &rhs) const |
| { |
| return GetFrameSP().get() == rhs.GetFrameSP().get(); |
| } |
| |
| bool |
| SBFrame::operator != (const SBFrame &rhs) const |
| { |
| return GetFrameSP().get() != rhs.GetFrameSP().get(); |
| } |
| |
| SBThread |
| SBFrame::GetThread () const |
| { |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBThread sb_thread; |
| ThreadSP thread_sp; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| thread_sp = frame_sp->GetThread().shared_from_this(); |
| sb_thread.SetThread (thread_sp); |
| } |
| |
| if (log) |
| { |
| SBStream sstr; |
| sb_thread.GetDescription (sstr); |
| log->Printf ("SBFrame(%p)::GetThread () => SBThread(%p): %s", frame_sp.get(), |
| thread_sp.get(), sstr.GetData()); |
| } |
| |
| return sb_thread; |
| } |
| |
| const char * |
| SBFrame::Disassemble () const |
| { |
| const char *disassembly = NULL; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| disassembly = frame_sp->Disassemble(); |
| } |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| if (log) |
| log->Printf ("SBFrame(%p)::Disassemble () => %s", frame_sp.get(), disassembly); |
| |
| return disassembly; |
| } |
| |
| |
| SBValueList |
| SBFrame::GetVariables (bool arguments, |
| bool locals, |
| bool statics, |
| bool in_scope_only) |
| { |
| SBValueList value_list; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| lldb::DynamicValueType use_dynamic = frame_sp->CalculateTarget()->GetPreferDynamicValue(); |
| value_list = GetVariables (arguments, locals, statics, in_scope_only, use_dynamic); |
| } |
| return value_list; |
| } |
| |
| SBValueList |
| SBFrame::GetVariables (bool arguments, |
| bool locals, |
| bool statics, |
| bool in_scope_only, |
| lldb::DynamicValueType use_dynamic) |
| { |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBValueList value_list; |
| StackFrameSP frame_sp(GetFrameSP()); |
| |
| if (log) |
| log->Printf ("SBFrame(%p)::GetVariables (arguments=%i, locals=%i, statics=%i, in_scope_only=%i)", |
| frame_sp.get(), |
| arguments, |
| locals, |
| statics, |
| in_scope_only); |
| |
| if (frame_sp) |
| { |
| |
| size_t i; |
| VariableList *variable_list = NULL; |
| // Scope for locker |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| variable_list = frame_sp->GetVariableList(true); |
| } |
| if (variable_list) |
| { |
| const size_t num_variables = variable_list->GetSize(); |
| if (num_variables) |
| { |
| for (i = 0; i < num_variables; ++i) |
| { |
| VariableSP variable_sp (variable_list->GetVariableAtIndex(i)); |
| if (variable_sp) |
| { |
| bool add_variable = false; |
| switch (variable_sp->GetScope()) |
| { |
| case eValueTypeVariableGlobal: |
| case eValueTypeVariableStatic: |
| add_variable = statics; |
| break; |
| |
| case eValueTypeVariableArgument: |
| add_variable = arguments; |
| break; |
| |
| case eValueTypeVariableLocal: |
| add_variable = locals; |
| break; |
| |
| default: |
| break; |
| } |
| if (add_variable) |
| { |
| if (in_scope_only && !variable_sp->IsInScope(frame_sp.get())) |
| continue; |
| |
| value_list.Append(frame_sp->GetValueObjectForFrameVariable (variable_sp, use_dynamic)); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| if (log) |
| { |
| log->Printf ("SBFrame(%p)::GetVariables (...) => SBValueList(%p)", frame_sp.get(), |
| value_list.get()); |
| } |
| |
| return value_list; |
| } |
| |
| SBValueList |
| SBFrame::GetRegisters () |
| { |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| SBValueList value_list; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| RegisterContextSP reg_ctx (frame_sp->GetRegisterContext()); |
| if (reg_ctx) |
| { |
| const uint32_t num_sets = reg_ctx->GetRegisterSetCount(); |
| for (uint32_t set_idx = 0; set_idx < num_sets; ++set_idx) |
| { |
| value_list.Append(ValueObjectRegisterSet::Create (frame_sp.get(), reg_ctx, set_idx)); |
| } |
| } |
| } |
| |
| if (log) |
| log->Printf ("SBFrame(%p)::Registers () => SBValueList(%p)", frame_sp.get(), value_list.get()); |
| |
| return value_list; |
| } |
| |
| bool |
| SBFrame::GetDescription (SBStream &description) |
| { |
| Stream &strm = description.ref(); |
| |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| frame_sp->DumpUsingSettingsFormat (&strm); |
| } |
| else |
| strm.PutCString ("No value"); |
| |
| return true; |
| } |
| |
| SBValue |
| SBFrame::EvaluateExpression (const char *expr) |
| { |
| SBValue result; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| lldb::DynamicValueType use_dynamic = frame_sp->CalculateTarget()->GetPreferDynamicValue(); |
| result = EvaluateExpression (expr, use_dynamic); |
| } |
| return result; |
| } |
| |
| SBValue |
| SBFrame::EvaluateExpression (const char *expr, lldb::DynamicValueType fetch_dynamic_value) |
| { |
| LogSP log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_API)); |
| |
| LogSP expr_log(GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS)); |
| |
| ExecutionResults exe_results; |
| SBValue expr_result; |
| |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (log) |
| log->Printf ("SBFrame(%p)::EvaluateExpression (expr=\"%s\")...", frame_sp.get(), expr); |
| |
| if (frame_sp) |
| { |
| Mutex::Locker api_locker (frame_sp->GetThread().GetProcess().GetTarget().GetAPIMutex()); |
| |
| |
| StreamString frame_description; |
| frame_sp->DumpUsingSettingsFormat (&frame_description); |
| |
| Host::SetCrashDescriptionWithFormat ("SBFrame::EvaluateExpression (expr = \"%s\", fetch_dynamic_value = %u) %s", |
| expr, fetch_dynamic_value, frame_description.GetString().c_str()); |
| |
| const bool coerce_to_id = false; |
| const bool unwind_on_error = true; |
| const bool keep_in_memory = false; |
| |
| exe_results = frame_sp->GetThread().GetProcess().GetTarget().EvaluateExpression(expr, |
| frame_sp.get(), |
| eExecutionPolicyOnlyWhenNeeded, |
| coerce_to_id, |
| unwind_on_error, |
| keep_in_memory, |
| fetch_dynamic_value, |
| *expr_result); |
| |
| Host::SetCrashDescription (NULL); |
| } |
| |
| if (expr_log) |
| expr_log->Printf("** [SBFrame::EvaluateExpression] Expression result is %s, summary %s **", |
| expr_result.GetValue(), |
| expr_result.GetSummary()); |
| |
| if (log) |
| log->Printf ("SBFrame(%p)::EvaluateExpression (expr=\"%s\") => SBValue(%p) (execution result=%d)", frame_sp.get(), |
| expr, |
| expr_result.get(), |
| exe_results); |
| |
| return expr_result; |
| } |
| |
| bool |
| SBFrame::IsInlined() |
| { |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| Block *block = frame_sp->GetSymbolContext(eSymbolContextBlock).block; |
| if (block) |
| return block->GetContainingInlinedBlock () != NULL; |
| } |
| return false; |
| } |
| |
| const char * |
| SBFrame::GetFunctionName() |
| { |
| const char *name = NULL; |
| StackFrameSP frame_sp(GetFrameSP()); |
| if (frame_sp) |
| { |
| SymbolContext sc (frame_sp->GetSymbolContext(eSymbolContextFunction | eSymbolContextBlock | eSymbolContextSymbol)); |
| if (sc.block) |
| { |
| Block *inlined_block = sc.block->GetContainingInlinedBlock (); |
| if (inlined_block) |
| { |
| const InlineFunctionInfo* inlined_info = inlined_block->GetInlinedFunctionInfo(); |
| name = inlined_info->GetName().AsCString(); |
| } |
| } |
| |
| if (name == NULL) |
| { |
| if (sc.function) |
| name = sc.function->GetName().GetCString(); |
| } |
| |
| if (name == NULL) |
| { |
| if (sc.symbol) |
| name = sc.symbol->GetName().GetCString(); |
| } |
| } |
| return name; |
| } |
| |