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Syscall analysis implemented

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This commit is contained in:
Nekotekina 2016-06-25 08:16:15 +03:00
parent 63e690ca11
commit 9db7de29fb
16 changed files with 234 additions and 155 deletions
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47
rpcs3/Emu/PSP2/ARMv7Thread.cpp
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@ -126,13 +126,11 @@ extern thread_local std::string(*g_tls_log_prefix)();
void ARMv7Thread::cpu_task()
{
if (custom_task)
{
if (check_status()) return;
return custom_task(*this);
}
return custom_task ? custom_task(*this) : fast_call(PC);
}
void ARMv7Thread::cpu_task_main()
{
g_tls_log_prefix = []
{
const auto cpu = static_cast<ARMv7Thread*>(get_current_cpu_thread());
@ -191,34 +189,49 @@ ARMv7Thread::ARMv7Thread(const std::string& name)
void ARMv7Thread::fast_call(u32 addr)
{
auto old_PC = PC;
auto old_stack = SP;
auto old_LR = LR;
auto old_task = std::move(custom_task);
const auto old_PC = PC;
const auto old_SP = SP;
const auto old_LR = LR;
const auto old_task = std::move(custom_task);
const auto old_func = last_function;
PC = addr;
LR = Emu.GetCPUThreadStop();
custom_task = nullptr;
last_function = nullptr;
try
{
cpu_task();
cpu_task_main();
if (SP != old_SP && !state.test(cpu_state::ret) && !state.test(cpu_state::exit)) // SP shouldn't change
{
throw fmt::exception("Stack inconsistency (addr=0x%x, SP=0x%x, old=0x%x)", addr, SP, old_SP);
}
}
catch (cpu_state _s)
{
state += _s;
if (_s != cpu_state::ret) throw;
}
catch (EmulationStopped)
{
if (last_function) LOG_WARNING(ARMv7, "'%s' aborted", last_function);
last_function = old_func;
throw;
}
catch (...)
{
if (last_function) LOG_ERROR(ARMv7, "'%s' aborted", last_function);
last_function = old_func;
throw;
}
state -= cpu_state::ret;
PC = old_PC;
if (SP != old_stack) // SP shouldn't change
{
throw EXCEPTION("Stack inconsistency (addr=0x%x, SP=0x%x, old=0x%x)", addr, SP, old_stack);
}
SP = old_SP;
LR = old_LR;
custom_task = std::move(old_task);
last_function = old_func;
}