Stephen Hines | c6ca60f | 2023-05-09 02:19:22 -0700 | [diff] [blame^] | 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 |