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Print PPU Syscall Usage Stats

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* Every 10 seconds
* On normal exit
This commit is contained in:
Nekotekina 2020-03-02 20:17:48 +03:00
parent d94b875187
commit 3105b21909
2 changed files with 58 additions and 2 deletions
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4
rpcs3/Emu/Cell/PPUThread.cpp
View File

@ -1374,8 +1374,8 @@ extern void ppu_initialize(const ppu_module& info)
{
if (auto sc = ppu_get_syscall(index))
{
link_table.emplace(fmt::format("%s", ppu_syscall_code(index)), reinterpret_cast<u64>(sc));
link_table.emplace(fmt::format("syscall_%u", index), reinterpret_cast<u64>(sc));
link_table.emplace(fmt::format("%s", ppu_syscall_code(index)), reinterpret_cast<u64>(ppu_execute_syscall));
link_table.emplace(fmt::format("syscall_%u", index), reinterpret_cast<u64>(ppu_execute_syscall));
}
}

56
rpcs3/Emu/Cell/lv2/lv2.cpp
View File

@ -985,10 +985,66 @@ extern void ppu_initialize_syscalls()
g_ppu_syscall_table = s_ppu_syscall_table;
}
class ppu_syscall_usage
{
// Internal buffer
std::string m_stats;
public:
// Public info collection buffers
atomic_t<u64> stat[1024]{};
void print_stats() noexcept
{
std::multimap<u64, u64, std::greater<u64>> usage;
for (u32 i = 0; i < 1024; i++)
{
if (u64 v = stat[i])
{
// Only add syscalls with non-zero usage counter
usage.emplace(v, i);
}
}
m_stats.clear();
for (auto&& pair : usage)
{
fmt::append(m_stats, u8"\n\t⁂ %s [%u]", ppu_get_syscall_name(pair.second), pair.first);
}
ppu_log.notice("PPU Syscall Usage Stats: %s", m_stats);
}
void operator()()
{
while (thread_ctrl::state() != thread_state::aborting)
{
std::this_thread::sleep_for(10s);
print_stats();
}
}
~ppu_syscall_usage()
{
print_stats();
}
static constexpr auto thread_name = "PPU Syscall Usage Thread"sv;
};
extern void ppu_execute_syscall(ppu_thread& ppu, u64 code)
{
if (g_cfg.core.ppu_decoder == ppu_decoder_type::llvm)
{
code = ppu.gpr[11];
}
if (code < g_ppu_syscall_table.size())
{
g_fxo->get<named_thread<ppu_syscall_usage>>()->stat[code]++;
if (auto func = g_ppu_syscall_table[code])
{
func(ppu);