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//===-- LLDBUtils.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 "LLDBUtils.h"
#include "DAP.h"
namespace lldb_dap {
void RunLLDBCommands(llvm::StringRef prefix,
const llvm::ArrayRef<std::string> &commands,
llvm::raw_ostream &strm) {
if (commands.empty())
return;
lldb::SBCommandInterpreter interp = g_dap.debugger.GetCommandInterpreter();
if (!prefix.empty())
strm << prefix << "\n";
for (const auto &command : commands) {
lldb::SBCommandReturnObject result;
strm << "(lldb) " << command << "\n";
interp.HandleCommand(command.c_str(), result);
auto output_len = result.GetOutputSize();
if (output_len) {
const char *output = result.GetOutput();
strm << output;
}
auto error_len = result.GetErrorSize();
if (error_len) {
const char *error = result.GetError();
strm << error;
}
}
}
std::string RunLLDBCommands(llvm::StringRef prefix,
const llvm::ArrayRef<std::string> &commands) {
std::string s;
llvm::raw_string_ostream strm(s);
RunLLDBCommands(prefix, commands, strm);
strm.flush();
return s;
}
bool ThreadHasStopReason(lldb::SBThread &thread) {
switch (thread.GetStopReason()) {
case lldb::eStopReasonTrace:
case lldb::eStopReasonPlanComplete:
case lldb::eStopReasonBreakpoint:
case lldb::eStopReasonWatchpoint:
case lldb::eStopReasonInstrumentation:
case lldb::eStopReasonSignal:
case lldb::eStopReasonException:
case lldb::eStopReasonExec:
case lldb::eStopReasonProcessorTrace:
case lldb::eStopReasonFork:
case lldb::eStopReasonVFork:
case lldb::eStopReasonVForkDone:
return true;
case lldb::eStopReasonThreadExiting:
case lldb::eStopReasonInvalid:
case lldb::eStopReasonNone:
break;
}
return false;
}
static uint32_t constexpr THREAD_INDEX_SHIFT = 19;
uint32_t GetLLDBThreadIndexID(uint64_t dap_frame_id) {
return dap_frame_id >> THREAD_INDEX_SHIFT;
}
uint32_t GetLLDBFrameID(uint64_t dap_frame_id) {
return dap_frame_id & ((1u << THREAD_INDEX_SHIFT) - 1);
}
int64_t MakeDAPFrameID(lldb::SBFrame &frame) {
return ((int64_t)frame.GetThread().GetIndexID() << THREAD_INDEX_SHIFT) |
frame.GetFrameID();
}
} // namespace lldb_dap
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