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Implement perf stat counter for PPU/SPU reservation ops

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Adds Emu/perf_meter.hpp header file.
Uses RDTSC for speed.
Prints stats at exit.
This commit is contained in:
Nekotekina 2020-10-18 15:00:10 +03:00
parent adf50b7c4b
commit 120849c734
10 changed files with 281 additions and 8 deletions
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18
rpcs3/Emu/Cell/SPUThread.cpp
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@ -10,6 +10,7 @@
#include "Loader/ELF.h"
#include "Emu/VFS.h"
#include "Emu/IdManager.h"
#include "Emu/perf_meter.hpp"
#include "Emu/RSX/RSXThread.h"
#include "Emu/Cell/PPUThread.h"
#include "Emu/Cell/ErrorCodes.h"
@ -2055,11 +2056,16 @@ bool spu_thread::do_list_transfer(spu_mfc_cmd& args)
bool spu_thread::do_putllc(const spu_mfc_cmd& args)
{
perf_meter<"PUTLLC-"_u64> perf0;
perf_meter<"PUTLLC+"_u64> perf1 = perf0;
// Store conditionally
const u32 addr = args.eal & -128;
if ([&]()
{
perf_meter<"PUTLLC."_u64> perf2 = perf0;
if (raddr != addr)
{
return false;
@ -2163,6 +2169,7 @@ bool spu_thread::do_putllc(const spu_mfc_cmd& args)
{
vm::reservation_notifier(addr, 128).notify_all();
raddr = 0;
perf0.reset();
return true;
}
else
@ -2182,12 +2189,15 @@ bool spu_thread::do_putllc(const spu_mfc_cmd& args)
}
raddr = 0;
perf1.reset();
return false;
}
}
void do_cell_atomic_128_store(u32 addr, const void* to_write)
{
perf_meter<"STORE128"_u64> perf0;
const auto cpu = get_current_cpu_thread();
if (g_use_rtm) [[likely]]
@ -2237,6 +2247,8 @@ void do_cell_atomic_128_store(u32 addr, const void* to_write)
void spu_thread::do_putlluc(const spu_mfc_cmd& args)
{
perf_meter<"PUTLLUC"_u64> perf0;
const u32 addr = args.eal & -128;
if (raddr && addr == raddr)
@ -2419,6 +2431,8 @@ bool spu_thread::process_mfc_cmd()
std::this_thread::yield();
}
perf_meter<"GETLLAR"_u64> perf0;
alignas(64) spu_rdata_t temp;
u64 ntime;
@ -2506,9 +2520,9 @@ bool spu_thread::process_mfc_cmd()
continue;
}
if (g_use_rtm && i >= 15) [[unlikely]]
if (g_use_rtm && i >= 15 && g_cfg.core.perf_report) [[unlikely]]
{
spu_log.warning("GETLLAR took too long: %u", i);
perf_log.warning("GETLLAR: took too long: %u", i);
}
break;