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C++ Thread::GetTemporaryResumeState方法代码示例

本文整理汇总了C++中Thread::GetTemporaryResumeState方法的典型用法代码示例。如果您正苦于以下问题:C++ Thread::GetTemporaryResumeState方法的具体用法?C++ Thread::GetTemporaryResumeState怎么用?C++ Thread::GetTemporaryResumeState使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在Thread的用法示例。


在下文中一共展示了Thread::GetTemporaryResumeState方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: exe_ctx


//.........这里部分代码省略.........
                                wp_sp->SetHardwareIndex((uint32_t)exc_sub_sub_code);
                            return StopInfo::CreateStopReasonWithWatchpointID(thread, wp_sp->GetID());
                        }
                    }
                    else if (exc_code == 2 ||   // EXC_I386_BPT
                             exc_code == 3)     // EXC_I386_BPTFLT
                    {
                        // KDP returns EXC_I386_BPTFLT for trace breakpoints
                        if (exc_code == 3)
                            is_trace_if_software_breakpoint_missing = true;

                        is_software_breakpoint = true;
                        if (!pc_already_adjusted)
                            pc_decrement = 1;
                    }
                    break;

                case llvm::Triple::ppc:
                case llvm::Triple::ppc64:
                    is_software_breakpoint = exc_code == 1; // EXC_PPC_BREAKPOINT
                    break;
                
                case llvm::Triple::arm:
                    if (exc_code == 0x102)
                    {
                        // It's a watchpoint, then, if the exc_sub_code indicates a known/enabled
                        // data break address from our watchpoint list.
                        lldb::WatchpointSP wp_sp;
                        if (target)
                            wp_sp = target->GetWatchpointList().FindByAddress((lldb::addr_t)exc_sub_code);
                        if (wp_sp && wp_sp->IsEnabled())
                        {
                            // Debugserver may piggyback the hardware index of the fired watchpoint in the exception data.
                            // Set the hardware index if that's the case.
                            if (exc_data_count >=3)
                                wp_sp->SetHardwareIndex((uint32_t)exc_sub_sub_code);
                            return StopInfo::CreateStopReasonWithWatchpointID(thread, wp_sp->GetID());
                        }
                        // EXC_ARM_DA_DEBUG seems to be reused for EXC_BREAKPOINT as well as EXC_BAD_ACCESS
                        if (thread.GetTemporaryResumeState() == eStateStepping)
                            return StopInfo::CreateStopReasonToTrace(thread);
                    }
                    else if (exc_code == 1)
                    {
                        is_software_breakpoint = true;
                        is_trace_if_software_breakpoint_missing = true;
                    }
                    break;

                default:
                    break;
                }

                if (is_software_breakpoint)
                {
                    RegisterContextSP reg_ctx_sp (thread.GetRegisterContext());
                    addr_t pc = reg_ctx_sp->GetPC() - pc_decrement;

                    ProcessSP process_sp (thread.CalculateProcess());

                    lldb::BreakpointSiteSP bp_site_sp;
                    if (process_sp)
                        bp_site_sp = process_sp->GetBreakpointSiteList().FindByAddress(pc);
                    if (bp_site_sp && bp_site_sp->IsEnabled())
                    {
                        // Update the PC if we were asked to do so, but only do
                        // so if we find a breakpoint that we know about cause
                        // this could be a trap instruction in the code
                        if (pc_decrement > 0 && adjust_pc_if_needed)
                            reg_ctx_sp->SetPC (pc);

                        // If the breakpoint is for this thread, then we'll report the hit, but if it is for another thread,
                        // we can just report no reason.  We don't need to worry about stepping over the breakpoint here, that
                        // will be taken care of when the thread resumes and notices that there's a breakpoint under the pc.
                        if (bp_site_sp->ValidForThisThread (&thread))
                            return StopInfo::CreateStopReasonWithBreakpointSiteID (thread, bp_site_sp->GetID());
                        else
                            return StopInfoSP();
                    }
                    
                    // Don't call this a trace if we weren't single stepping this thread.
                    if (is_trace_if_software_breakpoint_missing && thread.GetTemporaryResumeState() == eStateStepping)
                    {
                        return StopInfo::CreateStopReasonToTrace (thread);
                    }
                }
            }
            break;

        case 7:     // EXC_SYSCALL
        case 8:     // EXC_MACH_SYSCALL
        case 9:     // EXC_RPC_ALERT
        case 10:    // EXC_CRASH
            break;
        }
        
        return StopInfoSP(new StopInfoMachException (thread, exc_type, exc_data_count, exc_code, exc_sub_code));
    }
    return StopInfoSP();
}
开发者ID:,项目名称:,代码行数:101,代码来源:

示例2: exe_ctx


//.........这里部分代码省略.........
                        }
                    }
                    else if (exc_code == 1) // EXC_ARM_BREAKPOINT
                    {
                        is_actual_breakpoint = true;
                        is_trace_if_actual_breakpoint_missing = true;
                    }
                    else if (exc_code == 0) // FIXME not EXC_ARM_BREAKPOINT but a kernel is currently returning this so accept it as indicating a breakpoint until the kernel is fixed
                    {
                        is_actual_breakpoint = true;
                        is_trace_if_actual_breakpoint_missing = true;
                    }
                    break;

                case llvm::Triple::aarch64:
                {
                    if (exc_code == 1 && exc_sub_code == 0) // EXC_ARM_BREAKPOINT
                    {
                        // This is hit when we single instruction step aka MDSCR_EL1 SS bit 0 is set
                        return StopInfo::CreateStopReasonToTrace(thread);
                    }
                    if (exc_code == 0x102) // EXC_ARM_DA_DEBUG
                    {
                        // It's a watchpoint, then, if the exc_sub_code indicates a known/enabled
                        // data break address from our watchpoint list.
                        lldb::WatchpointSP wp_sp;
                        if (target)
                            wp_sp = target->GetWatchpointList().FindByAddress((lldb::addr_t)exc_sub_code);
                        if (wp_sp && wp_sp->IsEnabled())
                        {
                            // Debugserver may piggyback the hardware index of the fired watchpoint in the exception data.
                            // Set the hardware index if that's the case.
                            if (exc_data_count >= 3)
                                wp_sp->SetHardwareIndex((uint32_t)exc_sub_sub_code);
                            return StopInfo::CreateStopReasonWithWatchpointID(thread, wp_sp->GetID());
                        }
                        // EXC_ARM_DA_DEBUG seems to be reused for EXC_BREAKPOINT as well as EXC_BAD_ACCESS
                        if (thread.GetTemporaryResumeState() == eStateStepping)
                            return StopInfo::CreateStopReasonToTrace(thread);
                    }
                    // It looks like exc_sub_code has the 4 bytes of the instruction that triggered the 
                    // exception, i.e. our breakpoint opcode
                    is_actual_breakpoint = exc_code == 1;
                    break;
                }

                default:
                    break;
                }

                if (is_actual_breakpoint)
                {
                    RegisterContextSP reg_ctx_sp (thread.GetRegisterContext());
                    addr_t pc = reg_ctx_sp->GetPC() - pc_decrement;

                    ProcessSP process_sp (thread.CalculateProcess());

                    lldb::BreakpointSiteSP bp_site_sp;
                    if (process_sp)
                        bp_site_sp = process_sp->GetBreakpointSiteList().FindByAddress(pc);
                    if (bp_site_sp && bp_site_sp->IsEnabled())
                    {
                        // Update the PC if we were asked to do so, but only do
                        // so if we find a breakpoint that we know about cause
                        // this could be a trap instruction in the code
                        if (pc_decrement > 0 && adjust_pc_if_needed)
                            reg_ctx_sp->SetPC (pc);

                        // If the breakpoint is for this thread, then we'll report the hit, but if it is for another thread,
                        // we can just report no reason.  We don't need to worry about stepping over the breakpoint here, that
                        // will be taken care of when the thread resumes and notices that there's a breakpoint under the pc.
                        // If we have an operating system plug-in, we might have set a thread specific breakpoint using the
                        // operating system thread ID, so we can't make any assumptions about the thread ID so we must always
                        // report the breakpoint regardless of the thread.
                        if (bp_site_sp->ValidForThisThread (&thread) || thread.GetProcess()->GetOperatingSystem () != NULL)
                            return StopInfo::CreateStopReasonWithBreakpointSiteID (thread, bp_site_sp->GetID());
                        else
                            return StopInfoSP();
                    }

                    // Don't call this a trace if we weren't single stepping this thread.
                    if (is_trace_if_actual_breakpoint_missing && thread.GetTemporaryResumeState() == eStateStepping)
                    {
                        return StopInfo::CreateStopReasonToTrace (thread);
                    }
                }
            }
            break;

        case 7:     // EXC_SYSCALL
        case 8:     // EXC_MACH_SYSCALL
        case 9:     // EXC_RPC_ALERT
        case 10:    // EXC_CRASH
            break;
        }
        
        return StopInfoSP(new StopInfoMachException (thread, exc_type, exc_data_count, exc_code, exc_sub_code));
    }
    return StopInfoSP();
}
开发者ID:CODECOMMUNITY,项目名称:lldb,代码行数:101,代码来源:StopInfoMachException.cpp


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