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Current Path: /usr/src/contrib/llvm-project/lldb/source/Breakpoint

usr / src / contrib / llvm-project / lldb / source / Breakpoint /

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📄 Breakpoint.cpp(38.18 KB)
📄 BreakpointID.cpp(3.66 KB)
📄 BreakpointIDList.cpp(12.99 KB)
📄 BreakpointList.cpp(5.97 KB)
📄 BreakpointLocation.cpp(21.31 KB)
📄 BreakpointLocationCollection.cpp(6.14 KB)
📄 BreakpointLocationList.cpp(10.13 KB)
📄 BreakpointName.cpp(2.5 KB)
📄 BreakpointOptions.cpp(22.65 KB)
📄 BreakpointPrecondition.cpp(909 B)
📄 BreakpointResolver.cpp(13.07 KB)
📄 BreakpointResolverAddress.cpp(6.65 KB)
📄 BreakpointResolverFileLine.cpp(10.01 KB)
📄 BreakpointResolverFileRegex.cpp(5.83 KB)
📄 BreakpointResolverName.cpp(15.42 KB)
📄 BreakpointResolverScripted.cpp(5.25 KB)
📄 BreakpointSite.cpp(7.09 KB)
📄 BreakpointSiteList.cpp(6.83 KB)
📄 Stoppoint.cpp(730 B)
📄 StoppointCallbackContext.cpp(874 B)
📄 StoppointLocation.cpp(1.14 KB)
📄 Watchpoint.cpp(13.03 KB)
📄 WatchpointList.cpp(7.97 KB)
📄 WatchpointOptions.cpp(5.69 KB)

Editing: BreakpointList.cpp

//===-- BreakpointList.cpp ------------------------------------------------===//
//
// 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/Breakpoint/BreakpointList.h"

#include "lldb/Target/Target.h"

#include "llvm/Support/Errc.h"

using namespace lldb;
using namespace lldb_private;

static void NotifyChange(const BreakpointSP &bp, BreakpointEventType event) {
  Target &target = bp->GetTarget();
  if (target.EventTypeHasListeners(Target::eBroadcastBitBreakpointChanged))
    target.BroadcastEvent(Target::eBroadcastBitBreakpointChanged,
                          new Breakpoint::BreakpointEventData(event, bp));
}

BreakpointList::BreakpointList(bool is_internal)
    : m_mutex(), m_breakpoints(), m_next_break_id(0),
      m_is_internal(is_internal) {}

BreakpointList::~BreakpointList() {}

break_id_t BreakpointList::Add(BreakpointSP &bp_sp, bool notify) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);

// Internal breakpoint IDs are negative, normal ones are positive
  bp_sp->SetID(m_is_internal ? --m_next_break_id : ++m_next_break_id);

m_breakpoints.push_back(bp_sp);

if (notify)
    NotifyChange(bp_sp, eBreakpointEventTypeAdded);

return bp_sp->GetID();
}

bool BreakpointList::Remove(break_id_t break_id, bool notify) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);

auto it = std::find_if(
      m_breakpoints.begin(), m_breakpoints.end(),
      [&](const BreakpointSP &bp) { return bp->GetID() == break_id; });

if (it == m_breakpoints.end())
    return false;

if (notify)
    NotifyChange(*it, eBreakpointEventTypeRemoved);

m_breakpoints.erase(it);

return true;
}

void BreakpointList::RemoveInvalidLocations(const ArchSpec &arch) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->RemoveInvalidLocations(arch);
}

void BreakpointList::SetEnabledAll(bool enabled) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->SetEnabled(enabled);
}

void BreakpointList::SetEnabledAllowed(bool enabled) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    if (bp_sp->AllowDisable())
      bp_sp->SetEnabled(enabled);
}

void BreakpointList::RemoveAll(bool notify) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  ClearAllBreakpointSites();

if (notify) {
    for (const auto &bp_sp : m_breakpoints)
      NotifyChange(bp_sp, eBreakpointEventTypeRemoved);
  }

m_breakpoints.clear();
}

void BreakpointList::RemoveAllowed(bool notify) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);

for (const auto &bp_sp : m_breakpoints) {
    if (bp_sp->AllowDelete())
      bp_sp->ClearAllBreakpointSites();
    if (notify)
      NotifyChange(bp_sp, eBreakpointEventTypeRemoved);
  }

m_breakpoints.erase(
      std::remove_if(m_breakpoints.begin(), m_breakpoints.end(),
                     [&](const BreakpointSP &bp) { return bp->AllowDelete(); }),
      m_breakpoints.end());
}

BreakpointList::bp_collection::iterator
BreakpointList::GetBreakpointIDIterator(break_id_t break_id) {
  return std::find_if(
      m_breakpoints.begin(), m_breakpoints.end(),
      [&](const BreakpointSP &bp) { return bp->GetID() == break_id; });
}

BreakpointList::bp_collection::const_iterator
BreakpointList::GetBreakpointIDConstIterator(break_id_t break_id) const {
  return std::find_if(
      m_breakpoints.begin(), m_breakpoints.end(),
      [&](const BreakpointSP &bp) { return bp->GetID() == break_id; });
}

BreakpointSP BreakpointList::FindBreakpointByID(break_id_t break_id) const {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);

auto it = GetBreakpointIDConstIterator(break_id);
  if (it != m_breakpoints.end())
    return *it;
  return {};
}

llvm::Expected<std::vector<lldb::BreakpointSP>>
BreakpointList::FindBreakpointsByName(const char *name) {
  if (!name)
    return llvm::createStringError(llvm::errc::invalid_argument,
                                   "FindBreakpointsByName requires a name");

Status error;
  if (!BreakpointID::StringIsBreakpointName(llvm::StringRef(name), error))
    return error.ToError();

std::vector<lldb::BreakpointSP> matching_bps;
  for (BreakpointSP bkpt_sp : Breakpoints()) {
    if (bkpt_sp->MatchesName(name)) {
      matching_bps.push_back(bkpt_sp);
    }
  }

return matching_bps;
}

void BreakpointList::Dump(Stream *s) const {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  s->Printf("%p: ", static_cast<const void *>(this));
  s->Indent();
  s->Printf("BreakpointList with %u Breakpoints:\n",
            (uint32_t)m_breakpoints.size());
  s->IndentMore();
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->Dump(s);
  s->IndentLess();
}

BreakpointSP BreakpointList::GetBreakpointAtIndex(size_t i) const {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  if (i < m_breakpoints.size())
    return m_breakpoints[i];
  return {};
}

void BreakpointList::UpdateBreakpoints(ModuleList &module_list, bool added,
                                       bool delete_locations) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->ModulesChanged(module_list, added, delete_locations);
}

void BreakpointList::UpdateBreakpointsWhenModuleIsReplaced(
    ModuleSP old_module_sp, ModuleSP new_module_sp) {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->ModuleReplaced(old_module_sp, new_module_sp);
}

void BreakpointList::ClearAllBreakpointSites() {
  std::lock_guard<std::recursive_mutex> guard(m_mutex);
  for (const auto &bp_sp : m_breakpoints)
    bp_sp->ClearAllBreakpointSites();
}

void BreakpointList::GetListMutex(
    std::unique_lock<std::recursive_mutex> &lock) {
  lock = std::unique_lock<std::recursive_mutex>(m_mutex);
}

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Editing: BreakpointList.cpp

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