forked from OSchip/llvm-project
334 lines
11 KiB
C++
334 lines
11 KiB
C++
//===-- TestCase.cpp --------------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "TestCase.h"
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#include "Results.h"
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#include "Xcode.h"
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using namespace lldb_perf;
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TestCase::TestCase () :
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m_debugger(),
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m_target(),
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m_process(),
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m_thread(),
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m_listener(),
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m_verbose(false),
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m_step(0)
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{
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SBDebugger::Initialize();
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SBHostOS::ThreadCreated ("<lldb-tester.app.main>");
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m_debugger = SBDebugger::Create(false);
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m_listener = m_debugger.GetListener();
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}
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static std::string
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GetShortOptionString (struct option *long_options)
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{
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std::string option_string;
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for (int i = 0; long_options[i].name != NULL; ++i)
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{
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if (long_options[i].flag == NULL)
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{
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option_string.push_back ((char) long_options[i].val);
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switch (long_options[i].has_arg)
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{
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default:
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case no_argument:
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break;
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case required_argument:
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option_string.push_back (':');
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break;
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case optional_argument:
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option_string.append (2, ':');
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break;
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}
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}
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}
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return option_string;
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}
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bool
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TestCase::Setup (int& argc, const char**& argv)
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{
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bool done = false;
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struct option* long_options = GetLongOptions();
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if (long_options)
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{
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std::string short_option_string (GetShortOptionString(long_options));
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#if __GLIBC__
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optind = 0;
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#else
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optreset = 1;
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optind = 1;
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#endif
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while (!done)
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{
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int long_options_index = -1;
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const int short_option = ::getopt_long_only (argc,
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const_cast<char **>(argv),
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short_option_string.c_str(),
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long_options,
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&long_options_index);
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switch (short_option)
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{
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case 0:
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// Already handled
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break;
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case -1:
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done = true;
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break;
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default:
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done = !ParseOption(short_option, optarg);
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break;
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}
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}
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argc -= optind;
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argv += optind;
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}
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return false;
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}
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bool
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TestCase::Launch (lldb::SBLaunchInfo &launch_info)
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{
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lldb::SBError error;
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m_process = m_target.Launch (launch_info, error);
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if (!error.Success())
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fprintf (stderr, "error: %s\n", error.GetCString());
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if (m_process.IsValid())
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{
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m_process.GetBroadcaster().AddListener(m_listener, SBProcess::eBroadcastBitStateChanged | SBProcess::eBroadcastBitInterrupt);
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return true;
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}
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return false;
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}
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bool
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TestCase::Launch (std::initializer_list<const char*> args)
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{
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std::vector<const char*> args_vect(args);
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args_vect.push_back(NULL);
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lldb::SBLaunchInfo launch_info((const char**)&args_vect[0]);
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return Launch(launch_info);
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}
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void
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TestCase::SetVerbose (bool b)
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{
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m_verbose = b;
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}
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bool
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TestCase::GetVerbose ()
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{
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return m_verbose;
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}
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void
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TestCase::Loop ()
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{
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while (true)
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{
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bool call_test_step = false;
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if (m_process.IsValid())
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{
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SBEvent evt;
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m_listener.WaitForEvent (UINT32_MAX, evt);
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StateType state = SBProcess::GetStateFromEvent (evt);
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if (m_verbose)
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printf("event = %s\n",SBDebugger::StateAsCString(state));
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if (SBProcess::GetRestartedFromEvent(evt))
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continue;
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switch (state)
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{
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case eStateInvalid:
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case eStateDetached:
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case eStateCrashed:
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case eStateUnloaded:
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break;
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case eStateExited:
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return;
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case eStateConnected:
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case eStateAttaching:
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case eStateLaunching:
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case eStateRunning:
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case eStateStepping:
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continue;
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case eStateStopped:
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case eStateSuspended:
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{
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call_test_step = true;
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bool fatal = false;
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bool selected_thread = false;
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for (auto thread_index = 0; thread_index < m_process.GetNumThreads(); thread_index++)
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{
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SBThread thread(m_process.GetThreadAtIndex(thread_index));
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SBFrame frame(thread.GetFrameAtIndex(0));
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bool select_thread = false;
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StopReason stop_reason = thread.GetStopReason();
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if (m_verbose) printf("tid = 0x%llx pc = 0x%llx ",thread.GetThreadID(),frame.GetPC());
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switch (stop_reason)
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{
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case eStopReasonNone:
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if (m_verbose)
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printf("none\n");
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break;
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case eStopReasonTrace:
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select_thread = true;
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if (m_verbose)
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printf("trace\n");
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break;
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case eStopReasonPlanComplete:
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select_thread = true;
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if (m_verbose)
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printf("plan complete\n");
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break;
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case eStopReasonThreadExiting:
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if (m_verbose)
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printf("thread exiting\n");
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break;
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case eStopReasonExec:
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if (m_verbose)
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printf("exec\n");
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break;
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case eStopReasonInvalid:
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if (m_verbose)
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printf("invalid\n");
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break;
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case eStopReasonException:
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select_thread = true;
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if (m_verbose)
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printf("exception\n");
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fatal = true;
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break;
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case eStopReasonBreakpoint:
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select_thread = true;
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if (m_verbose)
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printf("breakpoint id = %lld.%lld\n",thread.GetStopReasonDataAtIndex(0),thread.GetStopReasonDataAtIndex(1));
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break;
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case eStopReasonWatchpoint:
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select_thread = true;
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if (m_verbose)
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printf("watchpoint id = %lld\n",thread.GetStopReasonDataAtIndex(0));
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break;
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case eStopReasonSignal:
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select_thread = true;
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if (m_verbose)
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printf("signal %d\n",(int)thread.GetStopReasonDataAtIndex(0));
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break;
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}
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if (select_thread && !selected_thread)
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{
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m_thread = thread;
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selected_thread = m_process.SetSelectedThread(thread);
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}
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}
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if (fatal)
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{
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if (m_verbose) Xcode::RunCommand(m_debugger,"bt all",true);
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exit(1);
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}
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}
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break;
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}
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}
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else
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{
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call_test_step = true;
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}
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if (call_test_step)
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{
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do_the_call:
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if (m_verbose)
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printf("RUNNING STEP %d\n",m_step);
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ActionWanted action;
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TestStep(m_step, action);
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m_step++;
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SBError err;
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switch (action.type)
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{
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case ActionWanted::Type::eContinue:
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err = m_process.Continue();
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break;
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case ActionWanted::Type::eStepOut:
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if (action.thread.IsValid() == false)
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{
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if (m_verbose)
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{
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Xcode::RunCommand(m_debugger,"bt all",true);
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printf("error: invalid thread for step out on step %d\n", m_step);
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}
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exit(501);
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}
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m_process.SetSelectedThread(action.thread);
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action.thread.StepOut();
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break;
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case ActionWanted::Type::eStepOver:
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if (action.thread.IsValid() == false)
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{
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if (m_verbose)
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{
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Xcode::RunCommand(m_debugger,"bt all",true);
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printf("error: invalid thread for step over %d\n",m_step);
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}
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exit(500);
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}
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m_process.SetSelectedThread(action.thread);
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action.thread.StepOver();
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break;
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case ActionWanted::Type::eRelaunch:
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if (m_process.IsValid())
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{
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m_process.Kill();
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m_process.Clear();
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}
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Launch(action.launch_info);
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break;
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case ActionWanted::Type::eKill:
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if (m_verbose)
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printf("kill\n");
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m_process.Kill();
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return;
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case ActionWanted::Type::eCallNext:
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goto do_the_call;
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break;
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}
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}
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}
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if (GetVerbose()) printf("I am gonna die at step %d\n",m_step);
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}
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int
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TestCase::Run (TestCase& test, int argc, const char** argv)
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{
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if (test.Setup(argc, argv))
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{
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test.Loop();
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Results results;
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test.WriteResults(results);
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return RUN_SUCCESS;
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}
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else
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return RUN_SETUP_ERROR;
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}
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