From a33fbaddec5d516328d7cd179114dcf0b93cfb69 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Fri, 6 Mar 2020 14:56:05 -0400
Subject: [PATCH] Core: Correct rebase.

---
 src/core/arm/dynarmic/arm_dynarmic_32.cpp | 18 ++++++------------
 src/core/hle/kernel/scheduler.cpp         | 11 +++++------
 2 files changed, 11 insertions(+), 18 deletions(-)

diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
index 0b7aa6a693..30bf62ac1c 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@@ -8,6 +8,7 @@
 #include <dynarmic/A32/config.h>
 #include <dynarmic/A32/context.h>
 #include "common/microprofile.h"
+#include "core/arm/cpu_interrupt_handler.h"
 #include "core/arm/dynarmic/arm_dynarmic_32.h"
 #include "core/arm/dynarmic/arm_dynarmic_64.h"
 #include "core/arm/dynarmic/arm_dynarmic_cp15.h"
@@ -72,20 +73,13 @@ public:
     }
 
     void AddTicks(u64 ticks) override {
-        // Divide the number of ticks by the amount of CPU cores. TODO(Subv): This yields only a
-        // rough approximation of the amount of executed ticks in the system, it may be thrown off
-        // if not all cores are doing a similar amount of work. Instead of doing this, we should
-        // device a way so that timing is consistent across all cores without increasing the ticks 4
-        // times.
-        u64 amortized_ticks = (ticks - num_interpreted_instructions) / Core::NUM_CPU_CORES;
-        // Always execute at least one tick.
-        amortized_ticks = std::max<u64>(amortized_ticks, 1);
-
-        parent.system.CoreTiming().AddTicks(amortized_ticks);
-        num_interpreted_instructions = 0;
+        /// We are using host timing, NOP
     }
     u64 GetTicksRemaining() override {
-        return std::max(parent.system.CoreTiming().GetDowncount(), {});
+        if (!parent.interrupt_handler.IsInterrupted()) {
+            return 1000ULL;
+        }
+        return 0ULL;
     }
 
     ARM_Dynarmic_32& parent;
diff --git a/src/core/hle/kernel/scheduler.cpp b/src/core/hle/kernel/scheduler.cpp
index aa1f1a305a..ae89e908f5 100644
--- a/src/core/hle/kernel/scheduler.cpp
+++ b/src/core/hle/kernel/scheduler.cpp
@@ -552,8 +552,7 @@ void GlobalScheduler::Unlock() {
     EnableInterruptAndSchedule(cores_pending_reschedule, leaving_thread);
 }
 
-Scheduler::Scheduler(Core::System& system, std::size_t core_id)
-    : system(system), core_id(core_id) {
+Scheduler::Scheduler(Core::System& system, std::size_t core_id) : system(system), core_id(core_id) {
     switch_fiber = std::make_shared<Common::Fiber>(std::function<void(void*)>(OnSwitch), this);
 }
 
@@ -601,9 +600,10 @@ void Scheduler::SwitchContextStep2() {
 
     // Load context of new thread
     Process* const previous_process =
-        previous_thread != nullptr ? previous_thread->GetOwnerProcess() : nullptr;
+        previous_thread != nullptr ? previous_thread->GetOwnerProcess() : nullptr;
 
     if (new_thread) {
+        auto& cpu_core = system.ArmInterface(core_id);
         new_thread->context_guard.lock();
         cpu_core.Lock();
         ASSERT_MSG(new_thread->GetProcessorID() == s32(this->core_id),
@@ -619,7 +619,6 @@ void Scheduler::SwitchContextStep2() {
             system.Kernel().MakeCurrentProcess(thread_owner_process);
         }
         if (!new_thread->IsHLEThread()) {
-            auto& cpu_core = system.ArmInterface(core_id);
             cpu_core.LoadContext(new_thread->GetContext32());
             cpu_core.LoadContext(new_thread->GetContext64());
             cpu_core.SetTlsAddress(new_thread->GetTLSAddress());
@@ -651,12 +650,12 @@ void Scheduler::SwitchContext() {
 
     // Save context for previous thread
     if (previous_thread) {
+        auto& cpu_core = system.ArmInterface(core_id);
         if (!previous_thread->IsHLEThread()) {
-            auto& cpu_core = system.ArmInterface(core_id);
             cpu_core.SaveContext(previous_thread->GetContext32());
             cpu_core.SaveContext(previous_thread->GetContext64());
             // Save the TPIDR_EL0 system register in case it was modified.
-            previous_thread->SetTPIDR_EL0(cpu_core.GetTPIDR_EL0());
+            previous_thread->SetTPIDR_EL0(cpu_core.GetTPIDR_EL0());
             cpu_core.ClearExclusiveState();
         }
         if (previous_thread->GetStatus() == ThreadStatus::Running) {