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hle: kernel: multicore: Replace n-JITs impl. with 4 JITs.

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This commit is contained in:
bunnei 2020-11-13 11:11:12 -08:00
parent 6750b4d3af
commit 7b642c7781
15 changed files with 124 additions and 72 deletions
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3
src/core/arm/arm_interface.h
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@ -64,6 +64,9 @@ public:
/// Step CPU by one instruction
virtual void Step() = 0;
/// Exits execution from a callback, the callback must rewind the stack
virtual void ExceptionalExit() = 0;
/// Clear all instruction cache
virtual void ClearInstructionCache() = 0;

4
src/core/arm/dynarmic/arm_dynarmic_32.cpp
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@ -189,6 +189,10 @@ void ARM_Dynarmic_32::Run() {
jit->Run();
}
void ARM_Dynarmic_32::ExceptionalExit() {
jit->ExceptionalExit();
}
void ARM_Dynarmic_32::Step() {
jit->Step();
}

1
src/core/arm/dynarmic/arm_dynarmic_32.h
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@ -42,6 +42,7 @@ public:
u32 GetPSTATE() const override;
void SetPSTATE(u32 pstate) override;
void Run() override;
void ExceptionalExit() override;
void Step() override;
VAddr GetTlsAddress() const override;
void SetTlsAddress(VAddr address) override;

4
src/core/arm/dynarmic/arm_dynarmic_64.cpp
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@ -220,6 +220,10 @@ void ARM_Dynarmic_64::Run() {
jit->Run();
}
void ARM_Dynarmic_64::ExceptionalExit() {
jit->ExceptionalExit();
}
void ARM_Dynarmic_64::Step() {
cb->InterpreterFallback(jit->GetPC(), 1);
}

1
src/core/arm/dynarmic/arm_dynarmic_64.h
View File

@ -40,6 +40,7 @@ public:
void SetPSTATE(u32 pstate) override;
void Run() override;
void Step() override;
void ExceptionalExit() override;
VAddr GetTlsAddress() const override;
void SetTlsAddress(VAddr address) override;
void SetTPIDR_EL0(u64 value) override;

13
src/core/core.cpp
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@ -245,6 +245,7 @@ struct System::Impl {
}
AddGlueRegistrationForProcess(*app_loader, *main_process);
kernel.MakeCurrentProcess(main_process.get());
kernel.InitializeCores();
// Initialize cheat engine
if (cheat_engine) {
@ -490,11 +491,11 @@ const TelemetrySession& System::TelemetrySession() const {
}
ARM_Interface& System::CurrentArmInterface() {
return impl->kernel.CurrentScheduler().GetCurrentThread()->ArmInterface();
return impl->kernel.CurrentPhysicalCore().ArmInterface();
}
const ARM_Interface& System::CurrentArmInterface() const {
return impl->kernel.CurrentScheduler().GetCurrentThread()->ArmInterface();
return impl->kernel.CurrentPhysicalCore().ArmInterface();
}
std::size_t System::CurrentCoreIndex() const {
@ -554,15 +555,11 @@ const Kernel::Process* System::CurrentProcess() const {
}
ARM_Interface& System::ArmInterface(std::size_t core_index) {
auto* thread = impl->kernel.Scheduler(core_index).GetCurrentThread();
ASSERT(thread && !thread->IsHLEThread());
return thread->ArmInterface();
return impl->kernel.PhysicalCore(core_index).ArmInterface();
}
const ARM_Interface& System::ArmInterface(std::size_t core_index) const {
auto* thread = impl->kernel.Scheduler(core_index).GetCurrentThread();
ASSERT(thread && !thread->IsHLEThread());
return thread->ArmInterface();
return impl->kernel.PhysicalCore(core_index).ArmInterface();
}
ExclusiveMonitor& System::Monitor() {

16
src/core/cpu_manager.cpp
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@ -113,22 +113,23 @@ void CpuManager::MultiCoreRunGuestThread() {
auto& sched = kernel.CurrentScheduler();
sched.OnThreadStart();
}
auto* thread = kernel.CurrentScheduler().GetCurrentThread();
auto& host_context = thread->GetHostContext();
host_context->SetRewindPoint(GuestRewindFunction, this);
MultiCoreRunGuestLoop();
}
void CpuManager::MultiCoreRunGuestLoop() {
auto& kernel = system.Kernel();
auto* thread = kernel.CurrentScheduler().GetCurrentThread();
while (true) {
auto* physical_core = &kernel.CurrentPhysicalCore();
auto& arm_interface = thread->ArmInterface();
system.EnterDynarmicProfile();
while (!physical_core->IsInterrupted()) {
arm_interface.Run();
physical_core->Run();
physical_core = &kernel.CurrentPhysicalCore();
}
system.ExitDynarmicProfile();
arm_interface.ClearExclusiveState();
auto& scheduler = kernel.CurrentScheduler();
scheduler.TryDoContextSwitch();
}
@ -209,6 +210,9 @@ void CpuManager::SingleCoreRunGuestThread() {
auto& sched = kernel.CurrentScheduler();
sched.OnThreadStart();
}
auto* thread = kernel.CurrentScheduler().GetCurrentThread();
auto& host_context = thread->GetHostContext();
host_context->SetRewindPoint(GuestRewindFunction, this);
SingleCoreRunGuestLoop();
}
@ -217,17 +221,15 @@ void CpuManager::SingleCoreRunGuestLoop() {
auto* thread = kernel.CurrentScheduler().GetCurrentThread();
while (true) {
auto* physical_core = &kernel.CurrentPhysicalCore();
auto& arm_interface = thread->ArmInterface();
system.EnterDynarmicProfile();
if (!physical_core->IsInterrupted()) {
arm_interface.Run();
physical_core->Run();
physical_core = &kernel.CurrentPhysicalCore();
}
system.ExitDynarmicProfile();
thread->SetPhantomMode(true);
system.CoreTiming().Advance();
thread->SetPhantomMode(false);
arm_interface.ClearExclusiveState();
PreemptSingleCore();
auto& scheduler = kernel.Scheduler(current_core);
scheduler.TryDoContextSwitch();

23
src/core/hle/kernel/kernel.cpp
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@ -68,6 +68,12 @@ struct KernelCore::Impl {
InitializeSuspendThreads();
}
void InitializeCores() {
for (auto& core : cores) {
core.Initialize(current_process->Is64BitProcess());
}
}
void Shutdown() {
next_object_id = 0;
next_kernel_process_id = Process::InitialKIPIDMin;
@ -116,7 +122,7 @@ struct KernelCore::Impl {
Core::MakeExclusiveMonitor(system.Memory(), Core::Hardware::NUM_CPU_CORES);
for (std::size_t i = 0; i < Core::Hardware::NUM_CPU_CORES; i++) {
schedulers[i] = std::make_unique<Kernel::Scheduler>(system, i);
cores.emplace_back(system, i, *schedulers[i], interrupts[i]);
cores.emplace_back(i, system, *schedulers[i], interrupts);
}
}
@ -181,6 +187,7 @@ struct KernelCore::Impl {
if (process == nullptr) {
return;
}
const u32 core_id = GetCurrentHostThreadID();
if (core_id < Core::Hardware::NUM_CPU_CORES) {
system.Memory().SetCurrentPageTable(*process, core_id);
@ -372,6 +379,10 @@ void KernelCore::Initialize() {
impl->Initialize(*this);
}
void KernelCore::InitializeCores() {
impl->InitializeCores();
}
void KernelCore::Shutdown() {
impl->Shutdown();
}
@ -486,12 +497,12 @@ const Core::ExclusiveMonitor& KernelCore::GetExclusiveMonitor() const {
}
void KernelCore::InvalidateAllInstructionCaches() {
auto& threads = GlobalScheduler().GetThreadList();
for (auto& thread : threads) {
if (!thread->IsHLEThread()) {
auto& arm_interface = thread->ArmInterface();
arm_interface.ClearInstructionCache();
if (!IsMulticore()) {
for (auto& physical_core : impl->cores) {
physical_core.ArmInterface().ClearInstructionCache();
}
} else {
ASSERT_MSG(false, "UNIMPLEMENTED!!!!!!!!!!!");
}
}

3
src/core/hle/kernel/kernel.h
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@ -74,6 +74,9 @@ public:
/// Resets the kernel to a clean slate for use.
void Initialize();
/// Initializes the CPU cores.
void InitializeCores();
/// Clears all resources in use by the kernel instance.
void Shutdown();

38
src/core/hle/kernel/physical_core.cpp
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@ -4,21 +4,43 @@
#include "common/spin_lock.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/core.h"
#include "core/hle/kernel/kernel.h"
#include "core/hle/kernel/physical_core.h"
#include "core/hle/kernel/scheduler.h"
namespace Kernel {
PhysicalCore::PhysicalCore(Core::System& system, std::size_t id, Kernel::Scheduler& scheduler,
Core::CPUInterruptHandler& interrupt_handler)
: interrupt_handler{interrupt_handler},
core_index{id}, scheduler{scheduler}, guard{std::make_unique<Common::SpinLock>()} {}
PhysicalCore::PhysicalCore(std::size_t core_index, Core::System& system,
Kernel::Scheduler& scheduler, Core::CPUInterrupts& interrupts)
: core_index{core_index}, system{system}, scheduler{scheduler},
interrupts{interrupts}, guard{std::make_unique<Common::SpinLock>()} {}
PhysicalCore::~PhysicalCore() = default;
void PhysicalCore::Initialize([[maybe_unused]] bool is_64_bit) {
#ifdef ARCHITECTURE_x86_64
auto& kernel = system.Kernel();
if (is_64_bit) {
arm_interface = std::make_unique<Core::ARM_Dynarmic_64>(
system, interrupts, kernel.IsMulticore(), kernel.GetExclusiveMonitor(), core_index);
} else {
arm_interface = std::make_unique<Core::ARM_Dynarmic_32>(
system, interrupts, kernel.IsMulticore(), kernel.GetExclusiveMonitor(), core_index);
}
#else
#error Platform not supported yet.
#endif
}
void PhysicalCore::Run() {
arm_interface->Run();
}
void PhysicalCore::Idle() {
interrupt_handler.AwaitInterrupt();
interrupts[core_index].AwaitInterrupt();
}
void PhysicalCore::Shutdown() {
@ -26,18 +48,18 @@ void PhysicalCore::Shutdown() {
}
bool PhysicalCore::IsInterrupted() const {
return interrupt_handler.IsInterrupted();
return interrupts[core_index].IsInterrupted();
}
void PhysicalCore::Interrupt() {
guard->lock();
interrupt_handler.SetInterrupt(true);
interrupts[core_index].SetInterrupt(true);
guard->unlock();
}
void PhysicalCore::ClearInterrupt() {
guard->lock();
interrupt_handler.SetInterrupt(false);
interrupts[core_index].SetInterrupt(false);
guard->unlock();
}

29
src/core/hle/kernel/physical_core.h
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@ -4,9 +4,12 @@
#pragma once
#include <array>
#include <cstddef>
#include <memory>
#include "core/arm/arm_interface.h"
namespace Common {
class SpinLock;
}
@ -16,7 +19,6 @@ class Scheduler;
} // namespace Kernel
namespace Core {
class ARM_Interface;
class CPUInterruptHandler;
class ExclusiveMonitor;
class System;
@ -26,8 +28,8 @@ namespace Kernel {
class PhysicalCore {
public:
PhysicalCore(Core::System& system, std::size_t id, Kernel::Scheduler& scheduler,
Core::CPUInterruptHandler& interrupt_handler);
PhysicalCore(std::size_t core_index, Core::System& system, Kernel::Scheduler& scheduler,
Core::CPUInterrupts& interrupts);
~PhysicalCore();
PhysicalCore(const PhysicalCore&) = delete;
@ -36,7 +38,14 @@ public:
PhysicalCore(PhysicalCore&&) = default;
PhysicalCore& operator=(PhysicalCore&&) = default;
/// Initialize the core for the specified parameters.
void Initialize(bool is_64_bit);
/// Execute current jit state
void Run();
void Idle();
/// Interrupt this physical core.
void Interrupt();
@ -49,6 +58,14 @@ public:
// Shutdown this physical core.
void Shutdown();
Core::ARM_Interface& ArmInterface() {
return *arm_interface;
}
const Core::ARM_Interface& ArmInterface() const {
return *arm_interface;
}
bool IsMainCore() const {
return core_index == 0;
}
@ -70,10 +87,12 @@ public:
}
private:
Core::CPUInterruptHandler& interrupt_handler;
std::size_t core_index;
const std::size_t core_index;
Core::System& system;
Kernel::Scheduler& scheduler;
Core::CPUInterrupts& interrupts;
std::unique_ptr<Common::SpinLock> guard;
std::unique_ptr<Core::ARM_Interface> arm_interface;
};
} // namespace Kernel

20
src/core/hle/kernel/scheduler.cpp
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@ -621,11 +621,14 @@ void Scheduler::OnThreadStart() {
void Scheduler::Unload() {
Thread* thread = current_thread.get();
if (thread) {
thread->SetContinuousOnSVC(false);
thread->last_running_ticks = system.CoreTiming().GetCPUTicks();
thread->SetIsRunning(false);
if (thread->IsContinuousOnSVC() && !thread->IsHLEThread()) {
system.ArmInterface(core_id).ExceptionalExit();
thread->SetContinuousOnSVC(false);
}
if (!thread->IsHLEThread() && !thread->HasExited()) {
Core::ARM_Interface& cpu_core = thread->ArmInterface();
Core::ARM_Interface& cpu_core = system.ArmInterface(core_id);
cpu_core.SaveContext(thread->GetContext32());
cpu_core.SaveContext(thread->GetContext64());
// Save the TPIDR_EL0 system register in case it was modified.
@ -652,12 +655,11 @@ void Scheduler::Reload() {
system.Kernel().MakeCurrentProcess(thread_owner_process);
}
if (!thread->IsHLEThread()) {
Core::ARM_Interface& cpu_core = thread->ArmInterface();
Core::ARM_Interface& cpu_core = system.ArmInterface(core_id);
cpu_core.LoadContext(thread->GetContext32());
cpu_core.LoadContext(thread->GetContext64());
cpu_core.SetTlsAddress(thread->GetTLSAddress());
cpu_core.SetTPIDR_EL0(thread->GetTPIDR_EL0());
cpu_core.ChangeProcessorID(this->core_id);
cpu_core.ClearExclusiveState();
}
}
@ -679,12 +681,11 @@ void Scheduler::SwitchContextStep2() {
system.Kernel().MakeCurrentProcess(thread_owner_process);
}
if (!selected_thread->IsHLEThread()) {
Core::ARM_Interface& cpu_core = selected_thread->ArmInterface();
Core::ARM_Interface& cpu_core = system.ArmInterface(core_id);
cpu_core.LoadContext(selected_thread->GetContext32());
cpu_core.LoadContext(selected_thread->GetContext64());
cpu_core.SetTlsAddress(selected_thread->GetTLSAddress());
cpu_core.SetTPIDR_EL0(selected_thread->GetTPIDR_EL0());
cpu_core.ChangeProcessorID(this->core_id);
cpu_core.ClearExclusiveState();
}
}
@ -715,11 +716,14 @@ void Scheduler::SwitchContext() {
if (new_thread != nullptr && new_thread->IsSuspendThread()) {
previous_thread->SetWasRunning(true);
}
previous_thread->SetContinuousOnSVC(false);
previous_thread->last_running_ticks = system.CoreTiming().GetCPUTicks();
previous_thread->SetIsRunning(false);
if (previous_thread->IsContinuousOnSVC() && !previous_thread->IsHLEThread()) {
system.ArmInterface(core_id).ExceptionalExit();
previous_thread->SetContinuousOnSVC(false);
}
if (!previous_thread->IsHLEThread() && !previous_thread->HasExited()) {
Core::ARM_Interface& cpu_core = previous_thread->ArmInterface();
Core::ARM_Interface& 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.

9
src/core/hle/kernel/svc.cpp
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@ -2639,6 +2639,9 @@ void Call(Core::System& system, u32 immediate) {
auto& kernel = system.Kernel();
kernel.EnterSVCProfile();
auto* thread = system.CurrentScheduler().GetCurrentThread();
thread->SetContinuousOnSVC(true);
const FunctionDef* info = system.CurrentProcess()->Is64BitProcess() ? GetSVCInfo64(immediate)
: GetSVCInfo32(immediate);
if (info) {
@ -2652,6 +2655,12 @@ void Call(Core::System& system, u32 immediate) {
}
kernel.ExitSVCProfile();
if (!thread->IsContinuousOnSVC()) {
auto* host_context = thread->GetHostContext().get();
host_context->Rewind();
}
system.EnterDynarmicProfile();
}

27
src/core/hle/kernel/thread.cpp
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@ -12,7 +12,6 @@
#include "common/fiber.h"
#include "common/logging/log.h"
#include "common/thread_queue_list.h"
#include "core/arm/arm_interface.h"
#include "core/core.h"
#include "core/cpu_manager.h"
#include "core/hardware_properties.h"
@ -62,7 +61,6 @@ void Thread::Stop() {
// Mark the TLS slot in the thread's page as free.
owner_process->FreeTLSRegion(tls_address);
}
arm_interface.reset();
has_exited = true;
}
global_handle = 0;
@ -217,22 +215,9 @@ ResultVal<std::shared_ptr<Thread>> Thread::Create(Core::System& system, ThreadTy
thread->tls_address = 0;
}
thread->arm_interface.reset();
// TODO(peachum): move to ScheduleThread() when scheduler is added so selected core is used
// to initialize the context
if ((type_flags & THREADTYPE_HLE) == 0) {
#ifdef ARCHITECTURE_x86_64
if (owner_process && !owner_process->Is64BitProcess()) {
thread->arm_interface = std::make_unique<Core::ARM_Dynarmic_32>(
system, kernel.Interrupts(), kernel.IsMulticore(), kernel.GetExclusiveMonitor(),
processor_id);
} else {
thread->arm_interface = std::make_unique<Core::ARM_Dynarmic_64>(
system, kernel.Interrupts(), kernel.IsMulticore(), kernel.GetExclusiveMonitor(),
processor_id);
}
#else
#error Platform not supported yet.
#endif
ResetThreadContext32(thread->context_32, static_cast<u32>(stack_top),
static_cast<u32>(entry_point), static_cast<u32>(arg));
ResetThreadContext64(thread->context_64, stack_top, entry_point, arg);
@ -268,14 +253,6 @@ VAddr Thread::GetCommandBufferAddress() const {
return GetTLSAddress() + command_header_offset;
}
Core::ARM_Interface& Thread::ArmInterface() {
return *arm_interface;
}
const Core::ARM_Interface& Thread::ArmInterface() const {
return *arm_interface;
}
void Thread::SetStatus(ThreadStatus new_status) {
if (new_status == status) {
return;

5
src/core/hle/kernel/thread.h
View File

@ -248,10 +248,6 @@ public:
void SetSynchronizationResults(SynchronizationObject* object, ResultCode result);
Core::ARM_Interface& ArmInterface();
const Core::ARM_Interface& ArmInterface() const;
SynchronizationObject* GetSignalingObject() const {
return signaling_object;
}
@ -586,7 +582,6 @@ private:
Common::SpinLock context_guard{};
ThreadContext32 context_32{};
ThreadContext64 context_64{};
std::unique_ptr<Core::ARM_Interface> arm_interface{};
std::shared_ptr<Common::Fiber> host_context{};
u64 thread_id = 0;