1 //===-- ThreadPlanStepUntil.h -----------------------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLDB_TARGET_THREADPLANSTEPUNTIL_H 10 #define LLDB_TARGET_THREADPLANSTEPUNTIL_H 11 12 #include "lldb/Target/Thread.h" 13 #include "lldb/Target/ThreadPlan.h" 14 15 namespace lldb_private { 16 17 class ThreadPlanStepUntil : public ThreadPlan { 18 public: 19 ~ThreadPlanStepUntil() override; 20 21 void GetDescription(Stream *s, lldb::DescriptionLevel level) override; 22 bool ValidatePlan(Stream *error) override; 23 bool ShouldStop(Event *event_ptr) override; 24 bool StopOthers() override; 25 lldb::StateType GetPlanRunState() override; 26 bool WillStop() override; 27 bool MischiefManaged() override; 28 29 protected: 30 bool DoWillResume(lldb::StateType resume_state, bool current_plan) override; 31 bool DoPlanExplainsStop(Event *event_ptr) override; 32 33 ThreadPlanStepUntil(Thread &thread, lldb::addr_t *address_list, 34 size_t num_addresses, bool stop_others, 35 uint32_t frame_idx = 0); 36 37 void AnalyzeStop(); 38 39 private: 40 StackID m_stack_id; 41 lldb::addr_t m_step_from_insn; 42 lldb::break_id_t m_return_bp_id; 43 lldb::addr_t m_return_addr; 44 bool m_stepped_out; 45 bool m_should_stop; 46 bool m_ran_analyze; 47 bool m_explains_stop; 48 49 typedef std::map<lldb::addr_t, lldb::break_id_t> until_collection; 50 until_collection m_until_points; 51 bool m_stop_others; 52 53 void Clear(); 54 55 friend lldb::ThreadPlanSP Thread::QueueThreadPlanForStepUntil( 56 bool abort_other_plans, lldb::addr_t *address_list, size_t num_addresses, 57 bool stop_others, uint32_t frame_idx, Status &status); 58 59 // Need an appropriate marker for the current stack so we can tell step out 60 // from step in. 61 62 ThreadPlanStepUntil(const ThreadPlanStepUntil &) = delete; 63 const ThreadPlanStepUntil &operator=(const ThreadPlanStepUntil &) = delete; 64 }; 65 66 } // namespace lldb_private 67 68 #endif // LLDB_TARGET_THREADPLANSTEPUNTIL_H 69