mirror of
https://git.suyu.dev/suyu/suyu.git
synced 2024-11-26 08:42:45 +01:00
Core: Address Feedback
This commit is contained in:
parent
1e6f8aba04
commit
2bc949628d
6 changed files with 50 additions and 24 deletions
|
@ -8,14 +8,6 @@
|
|||
|
||||
namespace Core {
|
||||
|
||||
union EmuThreadHandle {
|
||||
u64 raw;
|
||||
struct {
|
||||
u32 host_handle;
|
||||
u32 guest_handle;
|
||||
};
|
||||
};
|
||||
|
||||
namespace Hardware {
|
||||
|
||||
// The below clock rate is based on Switch's clockspeed being widely known as 1.020GHz
|
||||
|
@ -23,6 +15,29 @@ namespace Hardware {
|
|||
constexpr u64 BASE_CLOCK_RATE = 1019215872; // Switch cpu frequency is 1020MHz un/docked
|
||||
constexpr u64 CNTFREQ = 19200000; // Switch's hardware clock speed
|
||||
constexpr u32 NUM_CPU_CORES = 4; // Number of CPU Cores
|
||||
|
||||
} // namespace Hardware
|
||||
|
||||
struct EmuThreadHandle {
|
||||
u32 host_handle;
|
||||
u32 guest_handle;
|
||||
|
||||
u64 GetRaw() const {
|
||||
return (static_cast<u64>(host_handle) << 32) | guest_handle;
|
||||
}
|
||||
|
||||
bool operator==(const EmuThreadHandle& rhs) const {
|
||||
return std::tie(host_handle, guest_handle) == std::tie(rhs.host_handle, rhs.guest_handle);
|
||||
}
|
||||
|
||||
bool operator!=(const EmuThreadHandle& rhs) const {
|
||||
return !operator==(rhs);
|
||||
}
|
||||
|
||||
static constexpr EmuThreadHandle InvalidHandle() {
|
||||
constexpr u32 invalid_handle = 0xFFFFFFFF;
|
||||
return {invalid_handle, invalid_handle};
|
||||
}
|
||||
};
|
||||
|
||||
} // namespace Core
|
||||
|
|
|
@ -125,7 +125,7 @@ bool GlobalScheduler::YieldThreadAndBalanceLoad(Thread* yielding_thread) {
|
|||
scheduled_queue[core_id].yield(priority);
|
||||
|
||||
std::array<Thread*, Core::Hardware::NUM_CPU_CORES> current_threads;
|
||||
for (u32 i = 0; i < Core::Hardware::NUM_CPU_CORES; i++) {
|
||||
for (std::size_t i = 0; i < current_threads.size(); i++) {
|
||||
current_threads[i] = scheduled_queue[i].empty() ? nullptr : scheduled_queue[i].front();
|
||||
}
|
||||
|
||||
|
@ -178,7 +178,7 @@ bool GlobalScheduler::YieldThreadAndWaitForLoadBalancing(Thread* yielding_thread
|
|||
if (scheduled_queue[core_id].empty()) {
|
||||
// Here, "current_threads" is calculated after the ""yield"", unlike yield -1
|
||||
std::array<Thread*, Core::Hardware::NUM_CPU_CORES> current_threads;
|
||||
for (u32 i = 0; i < Core::Hardware::NUM_CPU_CORES; i++) {
|
||||
for (std::size_t i = 0; i < current_threads.size(); i++) {
|
||||
current_threads[i] = scheduled_queue[i].empty() ? nullptr : scheduled_queue[i].front();
|
||||
}
|
||||
for (auto& thread : suggested_queue[core_id]) {
|
||||
|
|
|
@ -57,7 +57,7 @@ bool ServerSession::IsSignaled() const {
|
|||
}
|
||||
|
||||
// Wait if we have no pending requests, or if we're currently handling a request.
|
||||
return !(pending_requesting_threads.empty() || currently_handling != nullptr);
|
||||
return !pending_requesting_threads.empty() && currently_handling == nullptr;
|
||||
}
|
||||
|
||||
void ServerSession::Acquire(Thread* thread) {
|
||||
|
|
|
@ -474,7 +474,7 @@ static ResultCode WaitSynchronization(Core::System& system, Handle* index, VAddr
|
|||
objects[i] = object;
|
||||
}
|
||||
auto& synchronization = kernel.Synchronization();
|
||||
auto [result, handle_result] = synchronization.WaitFor(objects, nano_seconds);
|
||||
const auto [result, handle_result] = synchronization.WaitFor(objects, nano_seconds);
|
||||
*index = handle_result;
|
||||
return result;
|
||||
}
|
||||
|
|
|
@ -4,6 +4,7 @@
|
|||
|
||||
#include "core/core.h"
|
||||
#include "core/hle/kernel/errors.h"
|
||||
#include "core/hle/kernel/handle_table.h"
|
||||
#include "core/hle/kernel/kernel.h"
|
||||
#include "core/hle/kernel/scheduler.h"
|
||||
#include "core/hle/kernel/synchronization.h"
|
||||
|
@ -27,21 +28,21 @@ static bool DefaultThreadWakeupCallback(ThreadWakeupReason reason, std::shared_p
|
|||
thread->SetWaitSynchronizationResult(RESULT_SUCCESS);
|
||||
thread->SetWaitSynchronizationOutput(static_cast<u32>(index));
|
||||
return true;
|
||||
};
|
||||
}
|
||||
|
||||
Synchronization::Synchronization(Core::System& system) : system{system} {}
|
||||
|
||||
void Synchronization::SignalObject(SynchronizationObject& obj) const {
|
||||
if (obj.IsSignaled()) {
|
||||
obj.WakeupAllWaitingThreads();
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
std::pair<ResultCode, Handle> Synchronization::WaitFor(
|
||||
std::vector<std::shared_ptr<SynchronizationObject>>& sync_objects, s64 nano_seconds) {
|
||||
auto* const thread = system.CurrentScheduler().GetCurrentThread();
|
||||
// Find the first object that is acquirable in the provided list of objects
|
||||
auto itr = std::find_if(sync_objects.begin(), sync_objects.end(),
|
||||
const auto itr = std::find_if(sync_objects.begin(), sync_objects.end(),
|
||||
[thread](const std::shared_ptr<SynchronizationObject>& object) {
|
||||
return object->IsSignaled();
|
||||
});
|
||||
|
@ -50,7 +51,7 @@ std::pair<ResultCode, Handle> Synchronization::WaitFor(
|
|||
// We found a ready object, acquire it and set the result value
|
||||
SynchronizationObject* object = itr->get();
|
||||
object->Acquire(thread);
|
||||
u32 index = static_cast<s32>(std::distance(sync_objects.begin(), itr));
|
||||
const u32 index = static_cast<s32>(std::distance(sync_objects.begin(), itr));
|
||||
return {RESULT_SUCCESS, index};
|
||||
}
|
||||
|
||||
|
@ -59,12 +60,12 @@ std::pair<ResultCode, Handle> Synchronization::WaitFor(
|
|||
// If a timeout value of 0 was provided, just return the Timeout error code instead of
|
||||
// suspending the thread.
|
||||
if (nano_seconds == 0) {
|
||||
return {RESULT_TIMEOUT, 0};
|
||||
return {RESULT_TIMEOUT, InvalidHandle};
|
||||
}
|
||||
|
||||
if (thread->IsSyncCancelled()) {
|
||||
thread->SetSyncCancelled(false);
|
||||
return {ERR_SYNCHRONIZATION_CANCELED, 0};
|
||||
return {ERR_SYNCHRONIZATION_CANCELED, InvalidHandle};
|
||||
}
|
||||
|
||||
for (auto& object : sync_objects) {
|
||||
|
@ -80,7 +81,7 @@ std::pair<ResultCode, Handle> Synchronization::WaitFor(
|
|||
|
||||
system.PrepareReschedule(thread->GetProcessorID());
|
||||
|
||||
return {RESULT_TIMEOUT, 0};
|
||||
return {RESULT_TIMEOUT, InvalidHandle};
|
||||
}
|
||||
|
||||
} // namespace Kernel
|
||||
|
|
|
@ -6,6 +6,7 @@
|
|||
|
||||
#include <memory>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
#include "core/hle/kernel/object.h"
|
||||
#include "core/hle/result.h"
|
||||
|
@ -16,15 +17,24 @@ class System;
|
|||
|
||||
namespace Kernel {
|
||||
|
||||
class KernelCore;
|
||||
class SynchronizationObject;
|
||||
|
||||
/**
|
||||
* The 'Synchronization' class is an interface for handling synchronization methods
|
||||
* used by Synchronization objects and synchronization SVCs. This centralizes processing of
|
||||
* such
|
||||
*/
|
||||
class Synchronization {
|
||||
public:
|
||||
Synchronization(Core::System& system);
|
||||
explicit Synchronization(Core::System& system);
|
||||
|
||||
/// Signals a synchronization object, waking up all its waiting threads
|
||||
void SignalObject(SynchronizationObject& obj) const;
|
||||
|
||||
/// Tries to see if waiting for any of the sync_objects is necessary, if not
|
||||
/// it returns Success and the handle index of the signaled sync object. In
|
||||
/// case not, the current thread will be locked and wait for nano_seconds or
|
||||
/// for a synchronization object to signal.
|
||||
std::pair<ResultCode, Handle> WaitFor(
|
||||
std::vector<std::shared_ptr<SynchronizationObject>>& sync_objects, s64 nano_seconds);
|
||||
|
||||
|
|
Loading…
Reference in a new issue