From 454a724f4e618344a9bc1f01e99b2572d6932147 Mon Sep 17 00:00:00 2001
From: kd-11 <karokidii@gmail.com>
Date: Sun, 6 Mar 2022 15:12:29 +0300
Subject: [PATCH] rsx: Reduce the performance impact of enabling the profiling
 timer

- Just use TSC if available
---
 rpcs3/Emu/RSX/Common/profiling_timer.hpp | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/rpcs3/Emu/RSX/Common/profiling_timer.hpp b/rpcs3/Emu/RSX/Common/profiling_timer.hpp
index a31843b536..7df016b9d1 100644
--- a/rpcs3/Emu/RSX/Common/profiling_timer.hpp
+++ b/rpcs3/Emu/RSX/Common/profiling_timer.hpp
@@ -1,13 +1,14 @@
 #pragma once
 
 #include <util/types.hpp>
+#include "time.hpp"
 
 namespace rsx
 {
 	struct profiling_timer
 	{
 		bool enabled = false;
-		steady_clock::time_point last;
+		u64 last;
 
 		profiling_timer() = default;
 
@@ -15,7 +16,7 @@ namespace rsx
 		{
 			if (enabled) [[unlikely]]
 			{
-				last = steady_clock::now();
+				last = rsx::uclock();
 			}
 		}
 
@@ -27,8 +28,8 @@ namespace rsx
 			}
 
 			auto old = last;
-			last = steady_clock::now();
-			return std::chrono::duration_cast<std::chrono::microseconds>(last - old).count();
+			last = rsx::uclock();
+			return static_cast<s64>(last - old);
 		}
 	};
 }