1 //===-- ThreadPlanStepInstruction.cpp -------------------------------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
21 // ThreadPlanStepInstruction: Step over the current instruction
29                  "Step over single instruction", thread, report_stop_vote,  in ThreadPlanStepInstruction()
41   m_instruction_addr = thread.GetRegisterContext()->GetPC(0);  in SetUpState()
43   m_stack_id = start_frame_sp->GetStackID();  in SetUpState()
46       start_frame_sp->GetSymbolContext(eSymbolContextSymbol).symbol != nullptr;  in SetUpState()
50     m_parent_frame_id = parent_frame_sp->GetStackID();  in SetUpState()
58     s->Printf(" failed (%s)", m_status.AsCString());  in GetDescription()
63       s->Printf("instruction step over");  in GetDescription()
65       s->Printf("instruction step into");  in GetDescription()
69     s->Printf("Stepping one instruction past ");  in GetDescription()
70     DumpAddress(s->AsRawOstream(), m_instruction_addr, sizeof(addr_t));  in GetDescription()
72       s->Printf(" which has no symbol");  in GetDescription()
75       s->Printf(" stepping over calls");  in GetDescription()
77       s->Printf(" stepping into calls");  in GetDescription()
84   // Since we read the instruction we're stepping over from the thread, this  in ValidatePlan()
92     StopReason reason = stop_info_sp->GetStopReason();  in DoPlanExplainsStop()
101   StackID cur_frame_id = thread.GetStackFrameAtIndex(0)->GetStackID();  in IsPlanStale()
104     uint64_t pc = thread.GetRegisterContext()->GetPC(0);  in IsPlanStale()
112     return (thread.GetRegisterContext()->GetPC(0) != m_instruction_addr);  in IsPlanStale()
114     // If the current frame is younger than the start frame and we are stepping  in IsPlanStale()
115     // over, then we need to continue, but if we are doing just one step, we're  in IsPlanStale()
121                 "ThreadPlanStepInstruction::IsPlanStale - Current frame is "  in IsPlanStale()
141     StackID cur_frame_zero_id = cur_frame_sp->GetStackID();  in ShouldStop()
144       if (thread.GetRegisterContext()->GetPC(0) != m_instruction_addr) {  in ShouldStop()
145         if (--m_iteration_count <= 0) {  in ShouldStop()
150           // stepped out, reset the current stack id.  in ShouldStop()
160         if (return_frame->GetStackID() != m_parent_frame_id ||  in ShouldStop()
162           // next-instruction shouldn't step out of inlined functions.  But we  in ShouldStop()
166           if (cur_frame_sp->IsInlined()) {  in ShouldStop()
171                 parent_frame_sp->GetConcreteFrameIndex() ==  in ShouldStop()
172                     cur_frame_sp->GetConcreteFrameIndex()) {  in ShouldStop()
187                 thread.GetStackFrameAtIndex(0)->GetRegisterContext()->GetPC();  in ShouldStop()
191             addr_t return_addr = return_frame->GetRegisterContext()->GetPC();  in ShouldStop()
197           // StepInstruction should probably have the tri-state RunMode, but  in ShouldStop()
206             log->PutCString(  in ShouldStop()
221     lldb::addr_t pc_addr = thread.GetRegisterContext()->GetPC(0);  in ShouldStop()
223       if (--m_iteration_count <= 0) {  in ShouldStop()
228         // in or out, reset the current stack id.  in ShouldStop()