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mirror of https://github.com/RPCS3/rpcs3.git synced 2024-11-21 10:12:32 +01:00

Add SPU usage for program dump

This commit is contained in:
Elad Ashkenazi 2024-07-27 09:49:22 +03:00
parent b639599ade
commit faabb9e111
4 changed files with 243 additions and 16 deletions

View File

@ -171,6 +171,135 @@ void fmt_class_string<fmt::base57>::format(std::string& out, u64 arg)
}
}
fmt::base57_result fmt::base57_result::from_string(std::string_view str)
{
// Precomputed tail sizes if input data is not multiple of 8
static constexpr u8 s_tail[8] = {0, 2, 3, 5, 6, 7, 9, 10};
fmt::base57_result result(str.size() / 11 * 8 + (str.size() % 11 ? 8 : 0));
// Each 11 chars of input produces 8 bytes of byte output
for (usz i = 0, p = 0; i < result.size; i += 8, p += 11)
{
// Load up to 8 bytes
const std::string_view be_value = str.substr(p);
be_t<u64> value = 0;
for (u64 j = 10, multiplier = 0; j != umax; j--)
{
if (multiplier == 0)
{
multiplier = 1;
}
else
{
// Do it first to avoid overflow
multiplier *= 57;
}
if (j < be_value.size())
{
auto to_val = [](u8 c) -> u64
{
if (std::isdigit(c))
{
return c - '0';
}
if (std::isupper(c))
{
// Omitted characters
if (c == 'B' || c == 'D' || c == 'I' || c == 'O')
{
return umax;
}
if (c > 'O')
{
c -= 4;
}
else if (c > 'I')
{
c -= 3;
}
else if (c > 'D')
{
c -= 2;
}
else if (c > 'B')
{
c--;
}
return c - 'A' + 10;
}
if (std::islower(c))
{
// Omitted characters
if (c == 'l')
{
return umax;
}
if (c > 'l')
{
c--;
}
return c - 'a' + 10 + 22;
}
return umax;
};
const u64 res = to_val(be_value[j]);
if (res == umax)
{
// Invalid input character
result = {};
break;
}
if (u64{umax} / multiplier < res)
{
// Overflow
result = {};
break;
}
const u64 addend = res * multiplier;
if (~value < addend)
{
// Overflow
result = {};
break;
}
value += addend;
}
}
if (!result.size)
{
break;
}
if (result.size - i < sizeof(value))
{
std::memcpy(result.memory.get() + i, &value, result.size - i);
}
else
{
std::memcpy(result.memory.get() + i, &value, sizeof(value));
}
}
return std::move(result);
}
void fmt_class_string<const void*>::format(std::string& out, u64 arg)
{
fmt::append(out, "%p", arg);

View File

@ -320,20 +320,39 @@ namespace fmt
const uchar* data;
usz size;
base57() = default;
template <typename T>
base57(const T& arg)
: data(reinterpret_cast<const uchar*>(&arg))
base57(const T& arg) noexcept
: data(reinterpret_cast<const uchar*>(std::addressof(arg)))
, size(sizeof(T))
{
}
base57(const uchar* data, usz size)
base57(const uchar* data, usz size) noexcept
: data(data)
, size(size)
{
}
};
struct base57_result : public base57
{
std::unique_ptr<uchar[]> memory;
base57_result() noexcept = default;
base57_result(base57_result&&) = default;
base57_result& operator=(base57_result&&) = default;
explicit base57_result(usz size) noexcept
: base57(size ? new uchar[size] : nullptr, size)
, memory(const_cast<uchar*>(this->data))
{
}
static base57_result from_string(std::string_view str);
};
template <typename... Args>
constexpr const fmt_type_info type_info_v[sizeof...(Args) + 1]{fmt_type_info::make<fmt_unveil_t<Args>>()...};

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@ -180,7 +180,7 @@ struct cpu_prof
new_samples = 0;
}
static void print_all(std::unordered_map<std::shared_ptr<cpu_thread>, sample_info>& threads)
static void print_all(std::unordered_map<std::shared_ptr<cpu_thread>, sample_info>& threads, sample_info& all_info)
{
u64 new_samples = 0;
@ -193,24 +193,24 @@ struct cpu_prof
std::multimap<u64, u64, std::greater<u64>> chart;
std::unordered_map<u64, u64, value_hash<u64>> freq;
u64 samples = 0, idle = 0;
u64 reservation = 0;
for (auto& [_, info] : threads)
{
// This function collects thread information regardless of 'new_samples' member state
for (auto& [name, count] : info.freq)
{
freq[name] += count;
all_info.freq[name] += count;
}
samples += info.samples;
idle += info.idle;
reservation += info.reservation_samples;
all_info.samples += info.samples;
all_info.idle += info.idle;
all_info.reservation_samples += info.reservation_samples;
}
const u64 samples = all_info.samples;
const u64 idle = all_info.idle;
const u64 reservation = all_info.reservation_samples;
const auto& freq = all_info.freq;
if (samples == idle)
{
return;
@ -232,6 +232,8 @@ struct cpu_prof
}
};
sample_info all_threads_info{};
void operator()()
{
std::unordered_map<std::shared_ptr<cpu_thread>, sample_info> threads;
@ -335,7 +337,8 @@ struct cpu_prof
{
profiler.success("Flushing profiling results...");
sample_info::print_all(threads);
all_threads_info = {};
sample_info::print_all(threads, all_threads_info);
}
if (Emu.IsPaused())
@ -356,14 +359,43 @@ struct cpu_prof
}
// Print all remaining results
sample_info::print_all(threads);
sample_info::print_all(threads, all_threads_info);
}
static constexpr auto thread_name = "CPU Profiler"sv;
};
using cpu_profiler = named_thread<cpu_prof>;
extern f64 get_cpu_program_usage_percent(u64 hash)
{
if (auto prof = g_fxo->try_get<cpu_profiler>(); prof && *prof == thread_state::finished)
{
if (Emu.IsStopped())
{
u64 total = 0;
for (auto [name, count] : prof->all_threads_info.freq)
{
if ((name & -65536) == hash)
{
total += count;
}
}
if (!total)
{
return 0;
}
return std::max<f64>(0.0001, static_cast<f64>(total) * 100 / (prof->all_threads_info.samples - prof->all_threads_info.idle));
}
}
return 0;
}
thread_local DECLARE(cpu_thread::g_tls_this_thread) = nullptr;
// Total number of CPU threads

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@ -102,6 +102,8 @@ thread_local std::string_view g_tls_serialize_name;
extern thread_local std::string(*g_tls_log_prefix)();
extern f64 get_cpu_program_usage_percent(u64 hash);
// Report error and call std::abort(), defined in main.cpp
[[noreturn]] void report_fatal_error(std::string_view text, bool is_html = false, bool include_help_text = true);
@ -3501,9 +3503,54 @@ void Emulator::Kill(bool allow_autoexit, bool savestate, savestate_stage* save_s
to_log = to_log.substr(0, utils::add_saturate<usz>(to_log.rfind("\n========== SPU BLOCK"sv), 1));
to_remove = to_log.size();
std::string new_log(to_log);
for (usz iter = 0, out_added = 0; iter < to_log.size();)
{
const usz index = to_log.find(") ==========", iter);
if (index == umax)
{
break;
}
const std::string_view until = to_log.substr(0, index);
const usz seperator = until.rfind(", ");
if (seperator == umax)
{
iter = index + 1;
continue;
}
const std::string_view prog_hash = until.substr(seperator + 2);
if (prog_hash.empty())
{
iter = index + 1;
continue;
}
const fmt::base57_result result = fmt::base57_result::from_string(prog_hash);
if (result.size < sizeof(be_t<u64>))
{
iter = index + 1;
continue;
}
const u64 hash_val = read_from_ptr<be_t<u64>>(result.data) & -65536;
const f64 usage = get_cpu_program_usage_percent(hash_val);
const std::string text_append = fmt::format("usage %%%g, ", usage);
new_log.insert(new_log.begin() + seperator + out_added + 2, text_append.begin(), text_append.end());
out_added += text_append.size();
iter = index + 1;
}
// Cannot log it all at once due to technical reasons, split it to 8MB at maximum of whole functions
// Assume the block prefix exists because it is created by RPCS3 (or log it in an ugly manner if it does not exist)
sys_log.notice("Logging spu.log #%u:\n\n%s\n", part_ctr, to_log);
sys_log.notice("Logging spu.log #%u:\n\n%s\n", part_ctr, new_log);
}
sys_log.notice("End spu.log (%u bytes)", total_size);