xref: /freebsd-src/contrib/llvm-project/lldb/source/Plugins/Trace/common/ThreadPostMortemTrace.cpp (revision bdd1243df58e60e85101c09001d9812a789b6bc4)
1fe6060f1SDimitry Andric //===-- ThreadPostMortemTrace.cpp -----------------------------------------===//
2fe6060f1SDimitry Andric //
3fe6060f1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4fe6060f1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5fe6060f1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6fe6060f1SDimitry Andric //
7fe6060f1SDimitry Andric //===----------------------------------------------------------------------===//
8fe6060f1SDimitry Andric 
9fe6060f1SDimitry Andric #include "ThreadPostMortemTrace.h"
10fe6060f1SDimitry Andric 
11fe6060f1SDimitry Andric #include <memory>
12*bdd1243dSDimitry Andric #include <optional>
13fe6060f1SDimitry Andric 
14fe6060f1SDimitry Andric #include "Plugins/Process/Utility/RegisterContextHistory.h"
15fe6060f1SDimitry Andric #include "lldb/Target/Process.h"
16fe6060f1SDimitry Andric #include "lldb/Target/RegisterContext.h"
17fe6060f1SDimitry Andric 
18fe6060f1SDimitry Andric using namespace lldb;
19fe6060f1SDimitry Andric using namespace lldb_private;
2081ad6265SDimitry Andric using namespace llvm;
21fe6060f1SDimitry Andric 
RefreshStateAfterStop()22fe6060f1SDimitry Andric void ThreadPostMortemTrace::RefreshStateAfterStop() {}
23fe6060f1SDimitry Andric 
GetRegisterContext()24fe6060f1SDimitry Andric RegisterContextSP ThreadPostMortemTrace::GetRegisterContext() {
25fe6060f1SDimitry Andric   if (!m_reg_context_sp)
26fe6060f1SDimitry Andric     m_reg_context_sp = CreateRegisterContextForFrame(nullptr);
27fe6060f1SDimitry Andric 
28fe6060f1SDimitry Andric   return m_reg_context_sp;
29fe6060f1SDimitry Andric }
30fe6060f1SDimitry Andric 
31fe6060f1SDimitry Andric RegisterContextSP
CreateRegisterContextForFrame(StackFrame * frame)32fe6060f1SDimitry Andric ThreadPostMortemTrace::CreateRegisterContextForFrame(StackFrame *frame) {
33fe6060f1SDimitry Andric   // Eventually this will calculate the register context based on the current
34fe6060f1SDimitry Andric   // trace position.
35fe6060f1SDimitry Andric   return std::make_shared<RegisterContextHistory>(
36fe6060f1SDimitry Andric       *this, 0, GetProcess()->GetAddressByteSize(), LLDB_INVALID_ADDRESS);
37fe6060f1SDimitry Andric }
38fe6060f1SDimitry Andric 
CalculateStopInfo()39fe6060f1SDimitry Andric bool ThreadPostMortemTrace::CalculateStopInfo() { return false; }
40fe6060f1SDimitry Andric 
GetTraceFile() const41*bdd1243dSDimitry Andric const std::optional<FileSpec> &ThreadPostMortemTrace::GetTraceFile() const {
42fe6060f1SDimitry Andric   return m_trace_file;
43fe6060f1SDimitry Andric }
44