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Diffstat (limited to 'source/Target/ThreadPlanBase.cpp')
| -rw-r--r-- | source/Target/ThreadPlanBase.cpp | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/source/Target/ThreadPlanBase.cpp b/source/Target/ThreadPlanBase.cpp deleted file mode 100644 index 821643d4bce5..000000000000 --- a/source/Target/ThreadPlanBase.cpp +++ /dev/null @@ -1,197 +0,0 @@ -//===-- ThreadPlanBase.cpp --------------------------------------*- C++ -*-===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// - -#include "lldb/Target/ThreadPlanBase.h" - -// -#include "lldb/Breakpoint/Breakpoint.h" -#include "lldb/Breakpoint/BreakpointLocation.h" -#include "lldb/Breakpoint/BreakpointSite.h" -#include "lldb/Breakpoint/StoppointCallbackContext.h" -#include "lldb/Target/Process.h" -#include "lldb/Target/RegisterContext.h" -#include "lldb/Target/StopInfo.h" -#include "lldb/Utility/Log.h" -#include "lldb/Utility/Stream.h" - -using namespace lldb; -using namespace lldb_private; - -// ThreadPlanBase: This one always stops, and never has anything particular to -// do. -// FIXME: The "signal handling" policies should probably go here. - -ThreadPlanBase::ThreadPlanBase(Thread &thread) - : ThreadPlan(ThreadPlan::eKindBase, "base plan", thread, eVoteYes, - eVoteNoOpinion) { -// Set the tracer to a default tracer. -// FIXME: need to add a thread settings variable to pix various tracers... -#define THREAD_PLAN_USE_ASSEMBLY_TRACER 1 - -#ifdef THREAD_PLAN_USE_ASSEMBLY_TRACER - ThreadPlanTracerSP new_tracer_sp(new ThreadPlanAssemblyTracer(m_thread)); -#else - ThreadPlanTracerSP new_tracer_sp(new ThreadPlanTracer(m_thread)); -#endif - new_tracer_sp->EnableTracing(m_thread.GetTraceEnabledState()); - SetThreadPlanTracer(new_tracer_sp); - SetIsMasterPlan(true); -} - -ThreadPlanBase::~ThreadPlanBase() {} - -void ThreadPlanBase::GetDescription(Stream *s, lldb::DescriptionLevel level) { - s->Printf("Base thread plan."); -} - -bool ThreadPlanBase::ValidatePlan(Stream *error) { return true; } - -bool ThreadPlanBase::DoPlanExplainsStop(Event *event_ptr) { - // The base plan should defer to its tracer, since by default it always - // handles the stop. - return !TracerExplainsStop(); -} - -Vote ThreadPlanBase::ShouldReportStop(Event *event_ptr) { - StopInfoSP stop_info_sp = m_thread.GetStopInfo(); - if (stop_info_sp) { - bool should_notify = stop_info_sp->ShouldNotify(event_ptr); - if (should_notify) - return eVoteYes; - else - return eVoteNoOpinion; - } else - return eVoteNoOpinion; -} - -bool ThreadPlanBase::ShouldStop(Event *event_ptr) { - m_stop_vote = eVoteYes; - m_run_vote = eVoteYes; - - Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_STEP)); - - StopInfoSP stop_info_sp = GetPrivateStopInfo(); - if (stop_info_sp) { - StopReason reason = stop_info_sp->GetStopReason(); - switch (reason) { - case eStopReasonInvalid: - case eStopReasonNone: - // This - m_run_vote = eVoteNoOpinion; - m_stop_vote = eVoteNo; - return false; - - case eStopReasonBreakpoint: - case eStopReasonWatchpoint: - if (stop_info_sp->ShouldStopSynchronous(event_ptr)) { - // If we are going to stop for a breakpoint, then unship the other - // plans at this point. Don't force the discard, however, so Master - // plans can stay in place if they want to. - LLDB_LOGF( - log, - "Base plan discarding thread plans for thread tid = 0x%4.4" PRIx64 - " (breakpoint hit.)", - m_thread.GetID()); - m_thread.DiscardThreadPlans(false); - return true; - } - // If we aren't going to stop at this breakpoint, and it is internal, - // don't report this stop or the subsequent running event. Otherwise we - // will post the stopped & running, but the stopped event will get marked - // with "restarted" so the UI will know to wait and expect the consequent - // "running". - if (stop_info_sp->ShouldNotify(event_ptr)) { - m_stop_vote = eVoteYes; - m_run_vote = eVoteYes; - } else { - m_stop_vote = eVoteNo; - m_run_vote = eVoteNo; - } - return false; - - // TODO: the break below was missing, was this intentional??? If so - // please mention it - break; - - case eStopReasonException: - // If we crashed, discard thread plans and stop. Don't force the - // discard, however, since on rerun the target may clean up this - // exception and continue normally from there. - LLDB_LOGF( - log, - "Base plan discarding thread plans for thread tid = 0x%4.4" PRIx64 - " (exception: %s)", - m_thread.GetID(), stop_info_sp->GetDescription()); - m_thread.DiscardThreadPlans(false); - return true; - - case eStopReasonExec: - // If we crashed, discard thread plans and stop. Don't force the - // discard, however, since on rerun the target may clean up this - // exception and continue normally from there. - LLDB_LOGF( - log, - "Base plan discarding thread plans for thread tid = 0x%4.4" PRIx64 - " (exec.)", - m_thread.GetID()); - m_thread.DiscardThreadPlans(false); - return true; - - case eStopReasonThreadExiting: - case eStopReasonSignal: - if (stop_info_sp->ShouldStop(event_ptr)) { - LLDB_LOGF( - log, - "Base plan discarding thread plans for thread tid = 0x%4.4" PRIx64 - " (signal: %s)", - m_thread.GetID(), stop_info_sp->GetDescription()); - m_thread.DiscardThreadPlans(false); - return true; - } else { - // We're not going to stop, but while we are here, let's figure out - // whether to report this. - if (stop_info_sp->ShouldNotify(event_ptr)) - m_stop_vote = eVoteYes; - else - m_stop_vote = eVoteNo; - } - return false; - - default: - return true; - } - - } else { - m_run_vote = eVoteNoOpinion; - m_stop_vote = eVoteNo; - } - - // If there's no explicit reason to stop, then we will continue. - return false; -} - -bool ThreadPlanBase::StopOthers() { return false; } - -StateType ThreadPlanBase::GetPlanRunState() { return eStateRunning; } - -bool ThreadPlanBase::WillStop() { return true; } - -bool ThreadPlanBase::DoWillResume(lldb::StateType resume_state, - bool current_plan) { - // Reset these to the default values so we don't set them wrong, then not get - // asked for a while, then return the wrong answer. - m_run_vote = eVoteNoOpinion; - m_stop_vote = eVoteNo; - return true; -} - -// The base plan is never done. -bool ThreadPlanBase::MischiefManaged() { - // The base plan is never done. - return false; -} |