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kernel/scheduler: Take ARM_Interface instance by reference in the constructor 

It doesn't make sense to allow a scheduler to be constructed around a
null pointer.
This commit is contained in:
Lioncash 2018-09-25 16:00:14 -04:00
parent 93fea4e179
commit a58eefa7e4
3 changed files with 10 additions and 10 deletions
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2
src/core/core_cpu.cpp
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@ -64,7 +64,7 @@ Cpu::Cpu(std::shared_ptr<ExclusiveMonitor> exclusive_monitor,
arm_interface = std::make_shared<ARM_Unicorn>(); arm_interface = std::make_shared<ARM_Unicorn>();
} }
scheduler = std::make_shared<Kernel::Scheduler>(arm_interface.get()); scheduler = std::make_shared<Kernel::Scheduler>(*arm_interface);
} }
Cpu::~Cpu() = default; Cpu::~Cpu() = default;

14
src/core/hle/kernel/scheduler.cpp
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@ -17,7 +17,7 @@ namespace Kernel {
std::mutex Scheduler::scheduler_mutex; std::mutex Scheduler::scheduler_mutex;
Scheduler::Scheduler(Core::ARM_Interface* cpu_core) : cpu_core(cpu_core) {} Scheduler::Scheduler(Core::ARM_Interface& cpu_core) : cpu_core(cpu_core) {}
Scheduler::~Scheduler() { Scheduler::~Scheduler() {
for (auto& thread : thread_list) { for (auto& thread : thread_list) {
@ -59,9 +59,9 @@ void Scheduler::SwitchContext(Thread* new_thread) {
// Save context for previous thread // Save context for previous thread
if (previous_thread) { if (previous_thread) {
previous_thread->last_running_ticks = CoreTiming::GetTicks(); previous_thread->last_running_ticks = CoreTiming::GetTicks();
cpu_core->SaveContext(previous_thread->context); cpu_core.SaveContext(previous_thread->context);
// Save the TPIDR_EL0 system register in case it was modified. // Save the TPIDR_EL0 system register in case it was modified.
previous_thread->tpidr_el0 = cpu_core->GetTPIDR_EL0(); previous_thread->tpidr_el0 = cpu_core.GetTPIDR_EL0();
if (previous_thread->status == ThreadStatus::Running) { if (previous_thread->status == ThreadStatus::Running) {
// This is only the case when a reschedule is triggered without the current thread // This is only the case when a reschedule is triggered without the current thread
@ -91,10 +91,10 @@ void Scheduler::SwitchContext(Thread* new_thread) {
SetCurrentPageTable(&Core::CurrentProcess()->vm_manager.page_table); SetCurrentPageTable(&Core::CurrentProcess()->vm_manager.page_table);
} }
cpu_core->LoadContext(new_thread->context); cpu_core.LoadContext(new_thread->context);
cpu_core->SetTlsAddress(new_thread->GetTLSAddress()); cpu_core.SetTlsAddress(new_thread->GetTLSAddress());
cpu_core->SetTPIDR_EL0(new_thread->GetTPIDR_EL0()); cpu_core.SetTPIDR_EL0(new_thread->GetTPIDR_EL0());
cpu_core->ClearExclusiveState(); cpu_core.ClearExclusiveState();
} else { } else {
current_thread = nullptr; current_thread = nullptr;
// Note: We do not reset the current process and current page table when idling because // Note: We do not reset the current process and current page table when idling because

4
src/core/hle/kernel/scheduler.h
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@ -19,7 +19,7 @@ namespace Kernel {
class Scheduler final { class Scheduler final {
public: public:
explicit Scheduler(Core::ARM_Interface* cpu_core); explicit Scheduler(Core::ARM_Interface& cpu_core);
~Scheduler(); ~Scheduler();
/// Returns whether there are any threads that are ready to run. /// Returns whether there are any threads that are ready to run.
@ -72,7 +72,7 @@ private:
SharedPtr<Thread> current_thread = nullptr; SharedPtr<Thread> current_thread = nullptr;
Core::ARM_Interface* cpu_core; Core::ARM_Interface& cpu_core;
static std::mutex scheduler_mutex; static std::mutex scheduler_mutex;
}; };