1 files changed, 191 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Breakpoint/BreakpointList.cpp b/contrib/llvm-project/lldb/source/Breakpoint/BreakpointList.cpp
new file mode 100644
index 000000000000..c80fb917b490
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Breakpoint/BreakpointList.cpp
@@ -0,0 +1,191 @@
+//===-- BreakpointList.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/Breakpoint/BreakpointList.h"
+
+#include "lldb/Target/Target.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 {};
+}
+
+bool BreakpointList::FindBreakpointsByName(const char *name,
+                                           BreakpointList &matching_bps) {
+  Status error;
+  if (!name)
+    return false;
+
+  if (!BreakpointID::StringIsBreakpointName(llvm::StringRef(name), error))
+    return false;
+
+  for (BreakpointSP bkpt_sp : Breakpoints()) {
+    if (bkpt_sp->MatchesName(name)) {
+      matching_bps.Add(bkpt_sp, false);
+    }
+  }
+
+  return true;
+}
+
+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);
+}