Merge remote-tracking branch 'upstream/master' into feature/savestates-2

src/core/core_timing.cpp

@@ -22,14 +22,21 @@ bool Timing::Event::operator<(const Timing::Event& right) const {
     return std::tie(time, fifo_order) < std::tie(right.time, right.fifo_order);
 }
 
-Timing::Timing(std::size_t num_cores) {
+Timing::Timing(std::size_t num_cores, u32 cpu_clock_percentage) {
     timers.resize(num_cores);
     for (std::size_t i = 0; i < num_cores; ++i) {
         timers[i] = std::make_shared<Timer>();
     }
+    UpdateClockSpeed(cpu_clock_percentage);
     current_timer = timers[0];
 }
 
+void Timing::UpdateClockSpeed(u32 cpu_clock_percentage) {
+    for (auto& timer : timers) {
+        timer->cpu_clock_scale = 100.0 / cpu_clock_percentage;
+    }
+}
+
 TimingEventType* Timing::RegisterEvent(const std::string& name, TimedCallback callback) {
     // check for existing type with same name.
     // we want event type names to remain unique so that we can use them for serialization.
@@ -117,6 +124,8 @@ std::shared_ptr<Timing::Timer> Timing::GetTimer(std::size_t cpu_id) {
     return timers[cpu_id];
 }
 
+Timing::Timer::Timer() = default;
+
 Timing::Timer::~Timer() {
     MoveEvents();
 }
@@ -130,7 +139,7 @@ u64 Timing::Timer::GetTicks() const {
 }
 
 void Timing::Timer::AddTicks(u64 ticks) {
-    downcount -= ticks;
+    downcount -= static_cast<u64>(ticks * cpu_clock_scale);
 }
 
 u64 Timing::Timer::GetIdleTicks() const {