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-rw-r--r--src/core/hle/kernel/k_code_memory.cpp10
-rw-r--r--src/core/hle/kernel/k_condition_variable.cpp65
-rw-r--r--src/core/hle/kernel/k_condition_variable.h16
-rw-r--r--src/core/hle/kernel/k_light_condition_variable.cpp16
-rw-r--r--src/core/hle/kernel/k_light_condition_variable.h6
-rw-r--r--src/core/hle/kernel/k_light_lock.cpp31
-rw-r--r--src/core/hle/kernel/k_light_lock.h8
7 files changed, 77 insertions, 75 deletions
diff --git a/src/core/hle/kernel/k_code_memory.cpp b/src/core/hle/kernel/k_code_memory.cpp
index 6c44a9e99..4167ade2b 100644
--- a/src/core/hle/kernel/k_code_memory.cpp
+++ b/src/core/hle/kernel/k_code_memory.cpp
@@ -45,7 +45,7 @@ Result KCodeMemory::Initialize(Core::DeviceMemory& device_memory, VAddr addr, si
m_is_mapped = false;
// We succeeded.
- return ResultSuccess;
+ R_SUCCEED();
}
void KCodeMemory::Finalize() {
@@ -80,7 +80,7 @@ Result KCodeMemory::Map(VAddr address, size_t size) {
// Mark ourselves as mapped.
m_is_mapped = true;
- return ResultSuccess;
+ R_SUCCEED();
}
Result KCodeMemory::Unmap(VAddr address, size_t size) {
@@ -97,7 +97,7 @@ Result KCodeMemory::Unmap(VAddr address, size_t size) {
// Mark ourselves as unmapped.
m_is_mapped = false;
- return ResultSuccess;
+ R_SUCCEED();
}
Result KCodeMemory::MapToOwner(VAddr address, size_t size, Svc::MemoryPermission perm) {
@@ -131,7 +131,7 @@ Result KCodeMemory::MapToOwner(VAddr address, size_t size, Svc::MemoryPermission
// Mark ourselves as mapped.
m_is_owner_mapped = true;
- return ResultSuccess;
+ R_SUCCEED();
}
Result KCodeMemory::UnmapFromOwner(VAddr address, size_t size) {
@@ -147,7 +147,7 @@ Result KCodeMemory::UnmapFromOwner(VAddr address, size_t size) {
// Mark ourselves as unmapped.
m_is_owner_mapped = false;
- return ResultSuccess;
+ R_SUCCEED();
}
} // namespace Kernel
diff --git a/src/core/hle/kernel/k_condition_variable.cpp b/src/core/hle/kernel/k_condition_variable.cpp
index 458f4c94e..b75957688 100644
--- a/src/core/hle/kernel/k_condition_variable.cpp
+++ b/src/core/hle/kernel/k_condition_variable.cpp
@@ -98,17 +98,17 @@ public:
} // namespace
-KConditionVariable::KConditionVariable(Core::System& system_)
- : system{system_}, kernel{system.Kernel()} {}
+KConditionVariable::KConditionVariable(Core::System& system)
+ : m_system{system}, m_kernel{system.Kernel()} {}
KConditionVariable::~KConditionVariable() = default;
Result KConditionVariable::SignalToAddress(VAddr addr) {
- KThread* owner_thread = GetCurrentThreadPointer(kernel);
+ KThread* owner_thread = GetCurrentThreadPointer(m_kernel);
// Signal the address.
{
- KScopedSchedulerLock sl(kernel);
+ KScopedSchedulerLock sl(m_kernel);
// Remove waiter thread.
bool has_waiters{};
@@ -129,7 +129,7 @@ Result KConditionVariable::SignalToAddress(VAddr addr) {
// Write the value to userspace.
Result result{ResultSuccess};
- if (WriteToUser(system, addr, std::addressof(next_value))) [[likely]] {
+ if (WriteToUser(m_system, addr, std::addressof(next_value))) [[likely]] {
result = ResultSuccess;
} else {
result = ResultInvalidCurrentMemory;
@@ -145,26 +145,27 @@ Result KConditionVariable::SignalToAddress(VAddr addr) {
}
Result KConditionVariable::WaitForAddress(Handle handle, VAddr addr, u32 value) {
- KThread* cur_thread = GetCurrentThreadPointer(kernel);
- ThreadQueueImplForKConditionVariableWaitForAddress wait_queue(kernel);
+ KThread* cur_thread = GetCurrentThreadPointer(m_kernel);
+ ThreadQueueImplForKConditionVariableWaitForAddress wait_queue(m_kernel);
// Wait for the address.
KThread* owner_thread{};
{
- KScopedSchedulerLock sl(kernel);
+ KScopedSchedulerLock sl(m_kernel);
// Check if the thread should terminate.
R_UNLESS(!cur_thread->IsTerminationRequested(), ResultTerminationRequested);
// Read the tag from userspace.
u32 test_tag{};
- R_UNLESS(ReadFromUser(system, std::addressof(test_tag), addr), ResultInvalidCurrentMemory);
+ R_UNLESS(ReadFromUser(m_system, std::addressof(test_tag), addr),
+ ResultInvalidCurrentMemory);
// If the tag isn't the handle (with wait mask), we're done.
R_SUCCEED_IF(test_tag != (handle | Svc::HandleWaitMask));
// Get the lock owner thread.
- owner_thread = GetCurrentProcess(kernel)
+ owner_thread = GetCurrentProcess(m_kernel)
.GetHandleTable()
.GetObjectWithoutPseudoHandle<KThread>(handle)
.ReleasePointerUnsafe();
@@ -184,12 +185,12 @@ Result KConditionVariable::WaitForAddress(Handle handle, VAddr addr, u32 value)
owner_thread->Close();
// Get the wait result.
- return cur_thread->GetWaitResult();
+ R_RETURN(cur_thread->GetWaitResult());
}
void KConditionVariable::SignalImpl(KThread* thread) {
// Check pre-conditions.
- ASSERT(kernel.GlobalSchedulerContext().IsLocked());
+ ASSERT(KScheduler::IsSchedulerLockedByCurrentThread(m_kernel));
// Update the tag.
VAddr address = thread->GetAddressKey();
@@ -204,7 +205,7 @@ void KConditionVariable::SignalImpl(KThread* thread) {
// TODO(bunnei): We should call CanAccessAtomic(..) here.
can_access = true;
if (can_access) [[likely]] {
- UpdateLockAtomic(system, std::addressof(prev_tag), address, own_tag,
+ UpdateLockAtomic(m_system, std::addressof(prev_tag), address, own_tag,
Svc::HandleWaitMask);
}
}
@@ -215,7 +216,7 @@ void KConditionVariable::SignalImpl(KThread* thread) {
thread->EndWait(ResultSuccess);
} else {
// Get the previous owner.
- KThread* owner_thread = GetCurrentProcess(kernel)
+ KThread* owner_thread = GetCurrentProcess(m_kernel)
.GetHandleTable()
.GetObjectWithoutPseudoHandle<KThread>(
static_cast<Handle>(prev_tag & ~Svc::HandleWaitMask))
@@ -240,14 +241,14 @@ void KConditionVariable::Signal(u64 cv_key, s32 count) {
// Perform signaling.
s32 num_waiters{};
{
- KScopedSchedulerLock sl(kernel);
+ KScopedSchedulerLock sl(m_kernel);
- auto it = thread_tree.nfind_key({cv_key, -1});
- while ((it != thread_tree.end()) && (count <= 0 || num_waiters < count) &&
+ auto it = m_tree.nfind_key({cv_key, -1});
+ while ((it != m_tree.end()) && (count <= 0 || num_waiters < count) &&
(it->GetConditionVariableKey() == cv_key)) {
KThread* target_thread = std::addressof(*it);
- it = thread_tree.erase(it);
+ it = m_tree.erase(it);
target_thread->ClearConditionVariable();
this->SignalImpl(target_thread);
@@ -256,27 +257,27 @@ void KConditionVariable::Signal(u64 cv_key, s32 count) {
}
// If we have no waiters, clear the has waiter flag.
- if (it == thread_tree.end() || it->GetConditionVariableKey() != cv_key) {
+ if (it == m_tree.end() || it->GetConditionVariableKey() != cv_key) {
const u32 has_waiter_flag{};
- WriteToUser(system, cv_key, std::addressof(has_waiter_flag));
+ WriteToUser(m_system, cv_key, std::addressof(has_waiter_flag));
}
}
}
Result KConditionVariable::Wait(VAddr addr, u64 key, u32 value, s64 timeout) {
// Prepare to wait.
- KThread* cur_thread = GetCurrentThreadPointer(kernel);
+ KThread* cur_thread = GetCurrentThreadPointer(m_kernel);
KHardwareTimer* timer{};
- ThreadQueueImplForKConditionVariableWaitConditionVariable wait_queue(
- kernel, std::addressof(thread_tree));
+ ThreadQueueImplForKConditionVariableWaitConditionVariable wait_queue(m_kernel,
+ std::addressof(m_tree));
{
- KScopedSchedulerLockAndSleep slp(kernel, std::addressof(timer), cur_thread, timeout);
+ KScopedSchedulerLockAndSleep slp(m_kernel, std::addressof(timer), cur_thread, timeout);
// Check that the thread isn't terminating.
if (cur_thread->IsTerminationRequested()) {
slp.CancelSleep();
- return ResultTerminationRequested;
+ R_THROW(ResultTerminationRequested);
}
// Update the value and process for the next owner.
@@ -302,14 +303,14 @@ Result KConditionVariable::Wait(VAddr addr, u64 key, u32 value, s64 timeout) {
// Write to the cv key.
{
const u32 has_waiter_flag = 1;
- WriteToUser(system, key, std::addressof(has_waiter_flag));
- // TODO(bunnei): We should call DataMemoryBarrier(..) here.
+ WriteToUser(m_system, key, std::addressof(has_waiter_flag));
+ std::atomic_thread_fence(std::memory_order_seq_cst);
}
// Write the value to userspace.
- if (!WriteToUser(system, addr, std::addressof(next_value))) {
+ if (!WriteToUser(m_system, addr, std::addressof(next_value))) {
slp.CancelSleep();
- return ResultInvalidCurrentMemory;
+ R_THROW(ResultInvalidCurrentMemory);
}
}
@@ -317,8 +318,8 @@ Result KConditionVariable::Wait(VAddr addr, u64 key, u32 value, s64 timeout) {
R_UNLESS(timeout != 0, ResultTimedOut);
// Update condition variable tracking.
- cur_thread->SetConditionVariable(std::addressof(thread_tree), addr, key, value);
- thread_tree.insert(*cur_thread);
+ cur_thread->SetConditionVariable(std::addressof(m_tree), addr, key, value);
+ m_tree.insert(*cur_thread);
// Begin waiting.
wait_queue.SetHardwareTimer(timer);
@@ -328,7 +329,7 @@ Result KConditionVariable::Wait(VAddr addr, u64 key, u32 value, s64 timeout) {
}
// Get the wait result.
- return cur_thread->GetWaitResult();
+ R_RETURN(cur_thread->GetWaitResult());
}
} // namespace Kernel
diff --git a/src/core/hle/kernel/k_condition_variable.h b/src/core/hle/kernel/k_condition_variable.h
index fad4ed011..41635a894 100644
--- a/src/core/hle/kernel/k_condition_variable.h
+++ b/src/core/hle/kernel/k_condition_variable.h
@@ -21,24 +21,24 @@ class KConditionVariable {
public:
using ThreadTree = typename KThread::ConditionVariableThreadTreeType;
- explicit KConditionVariable(Core::System& system_);
+ explicit KConditionVariable(Core::System& system);
~KConditionVariable();
// Arbitration
- [[nodiscard]] Result SignalToAddress(VAddr addr);
- [[nodiscard]] Result WaitForAddress(Handle handle, VAddr addr, u32 value);
+ Result SignalToAddress(VAddr addr);
+ Result WaitForAddress(Handle handle, VAddr addr, u32 value);
// Condition variable
void Signal(u64 cv_key, s32 count);
- [[nodiscard]] Result Wait(VAddr addr, u64 key, u32 value, s64 timeout);
+ Result Wait(VAddr addr, u64 key, u32 value, s64 timeout);
private:
void SignalImpl(KThread* thread);
- ThreadTree thread_tree;
-
- Core::System& system;
- KernelCore& kernel;
+private:
+ Core::System& m_system;
+ KernelCore& m_kernel;
+ ThreadTree m_tree{};
};
inline void BeforeUpdatePriority(const KernelCore& kernel, KConditionVariable::ThreadTree* tree,
diff --git a/src/core/hle/kernel/k_light_condition_variable.cpp b/src/core/hle/kernel/k_light_condition_variable.cpp
index 8fce2bc71..6d5a815aa 100644
--- a/src/core/hle/kernel/k_light_condition_variable.cpp
+++ b/src/core/hle/kernel/k_light_condition_variable.cpp
@@ -13,9 +13,9 @@ namespace {
class ThreadQueueImplForKLightConditionVariable final : public KThreadQueue {
public:
- ThreadQueueImplForKLightConditionVariable(KernelCore& kernel_, KThread::WaiterList* wl,
+ ThreadQueueImplForKLightConditionVariable(KernelCore& kernel, KThread::WaiterList* wl,
bool term)
- : KThreadQueue(kernel_), m_wait_list(wl), m_allow_terminating_thread(term) {}
+ : KThreadQueue(kernel), m_wait_list(wl), m_allow_terminating_thread(term) {}
void CancelWait(KThread* waiting_thread, Result wait_result, bool cancel_timer_task) override {
// Only process waits if we're allowed to.
@@ -39,15 +39,15 @@ private:
void KLightConditionVariable::Wait(KLightLock* lock, s64 timeout, bool allow_terminating_thread) {
// Create thread queue.
- KThread* owner = GetCurrentThreadPointer(kernel);
+ KThread* owner = GetCurrentThreadPointer(m_kernel);
KHardwareTimer* timer{};
- ThreadQueueImplForKLightConditionVariable wait_queue(kernel, std::addressof(wait_list),
+ ThreadQueueImplForKLightConditionVariable wait_queue(m_kernel, std::addressof(m_wait_list),
allow_terminating_thread);
// Sleep the thread.
{
- KScopedSchedulerLockAndSleep lk(kernel, std::addressof(timer), owner, timeout);
+ KScopedSchedulerLockAndSleep lk(m_kernel, std::addressof(timer), owner, timeout);
if (!allow_terminating_thread && owner->IsTerminationRequested()) {
lk.CancelSleep();
@@ -57,7 +57,7 @@ void KLightConditionVariable::Wait(KLightLock* lock, s64 timeout, bool allow_ter
lock->Unlock();
// Add the thread to the queue.
- wait_list.push_back(*owner);
+ m_wait_list.push_back(*owner);
// Begin waiting.
wait_queue.SetHardwareTimer(timer);
@@ -69,10 +69,10 @@ void KLightConditionVariable::Wait(KLightLock* lock, s64 timeout, bool allow_ter
}
void KLightConditionVariable::Broadcast() {
- KScopedSchedulerLock lk(kernel);
+ KScopedSchedulerLock lk(m_kernel);
// Signal all threads.
- for (auto it = wait_list.begin(); it != wait_list.end(); it = wait_list.erase(it)) {
+ for (auto it = m_wait_list.begin(); it != m_wait_list.end(); it = m_wait_list.erase(it)) {
it->EndWait(ResultSuccess);
}
}
diff --git a/src/core/hle/kernel/k_light_condition_variable.h b/src/core/hle/kernel/k_light_condition_variable.h
index 3cabd6b4f..ab612426d 100644
--- a/src/core/hle/kernel/k_light_condition_variable.h
+++ b/src/core/hle/kernel/k_light_condition_variable.h
@@ -13,13 +13,13 @@ class KLightLock;
class KLightConditionVariable {
public:
- explicit KLightConditionVariable(KernelCore& kernel_) : kernel{kernel_} {}
+ explicit KLightConditionVariable(KernelCore& kernel) : m_kernel{kernel} {}
void Wait(KLightLock* lock, s64 timeout = -1, bool allow_terminating_thread = true);
void Broadcast();
private:
- KernelCore& kernel;
- KThread::WaiterList wait_list{};
+ KernelCore& m_kernel;
+ KThread::WaiterList m_wait_list{};
};
} // namespace Kernel
diff --git a/src/core/hle/kernel/k_light_lock.cpp b/src/core/hle/kernel/k_light_lock.cpp
index 14cb615da..e87ee8b65 100644
--- a/src/core/hle/kernel/k_light_lock.cpp
+++ b/src/core/hle/kernel/k_light_lock.cpp
@@ -13,7 +13,7 @@ namespace {
class ThreadQueueImplForKLightLock final : public KThreadQueue {
public:
- explicit ThreadQueueImplForKLightLock(KernelCore& kernel_) : KThreadQueue(kernel_) {}
+ explicit ThreadQueueImplForKLightLock(KernelCore& kernel) : KThreadQueue(kernel) {}
void CancelWait(KThread* waiting_thread, Result wait_result, bool cancel_timer_task) override {
// Remove the thread as a waiter from its owner.
@@ -29,13 +29,13 @@ public:
} // namespace
void KLightLock::Lock() {
- const uintptr_t cur_thread = reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(kernel));
+ const uintptr_t cur_thread = reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(m_kernel));
while (true) {
- uintptr_t old_tag = tag.load(std::memory_order_relaxed);
+ uintptr_t old_tag = m_tag.load(std::memory_order_relaxed);
- while (!tag.compare_exchange_weak(old_tag, (old_tag == 0) ? cur_thread : (old_tag | 1),
- std::memory_order_acquire)) {
+ while (!m_tag.compare_exchange_weak(old_tag, (old_tag == 0) ? cur_thread : (old_tag | 1),
+ std::memory_order_acquire)) {
}
if (old_tag == 0 || this->LockSlowPath(old_tag | 1, cur_thread)) {
@@ -45,30 +45,30 @@ void KLightLock::Lock() {
}
void KLightLock::Unlock() {
- const uintptr_t cur_thread = reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(kernel));
+ const uintptr_t cur_thread = reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(m_kernel));
uintptr_t expected = cur_thread;
- if (!tag.compare_exchange_strong(expected, 0, std::memory_order_release)) {
+ if (!m_tag.compare_exchange_strong(expected, 0, std::memory_order_release)) {
this->UnlockSlowPath(cur_thread);
}
}
bool KLightLock::LockSlowPath(uintptr_t _owner, uintptr_t _cur_thread) {
KThread* cur_thread = reinterpret_cast<KThread*>(_cur_thread);
- ThreadQueueImplForKLightLock wait_queue(kernel);
+ ThreadQueueImplForKLightLock wait_queue(m_kernel);
// Pend the current thread waiting on the owner thread.
{
- KScopedSchedulerLock sl{kernel};
+ KScopedSchedulerLock sl{m_kernel};
// Ensure we actually have locking to do.
- if (tag.load(std::memory_order_relaxed) != _owner) {
+ if (m_tag.load(std::memory_order_relaxed) != _owner) {
return false;
}
// Add the current thread as a waiter on the owner.
KThread* owner_thread = reinterpret_cast<KThread*>(_owner & ~1ULL);
- cur_thread->SetKernelAddressKey(reinterpret_cast<uintptr_t>(std::addressof(tag)));
+ cur_thread->SetKernelAddressKey(reinterpret_cast<uintptr_t>(std::addressof(m_tag)));
owner_thread->AddWaiter(cur_thread);
// Begin waiting to hold the lock.
@@ -87,12 +87,12 @@ void KLightLock::UnlockSlowPath(uintptr_t _cur_thread) {
// Unlock.
{
- KScopedSchedulerLock sl(kernel);
+ KScopedSchedulerLock sl(m_kernel);
// Get the next owner.
bool has_waiters;
KThread* next_owner = owner_thread->RemoveKernelWaiterByKey(
- std::addressof(has_waiters), reinterpret_cast<uintptr_t>(std::addressof(tag)));
+ std::addressof(has_waiters), reinterpret_cast<uintptr_t>(std::addressof(m_tag)));
// Pass the lock to the next owner.
uintptr_t next_tag = 0;
@@ -114,12 +114,13 @@ void KLightLock::UnlockSlowPath(uintptr_t _cur_thread) {
}
// Write the new tag value.
- tag.store(next_tag, std::memory_order_release);
+ m_tag.store(next_tag, std::memory_order_release);
}
}
bool KLightLock::IsLockedByCurrentThread() const {
- return (tag | 1ULL) == (reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(kernel)) | 1ULL);
+ return (m_tag.load() | 1ULL) ==
+ (reinterpret_cast<uintptr_t>(GetCurrentThreadPointer(m_kernel)) | 1ULL);
}
} // namespace Kernel
diff --git a/src/core/hle/kernel/k_light_lock.h b/src/core/hle/kernel/k_light_lock.h
index 7edd950c0..626f57596 100644
--- a/src/core/hle/kernel/k_light_lock.h
+++ b/src/core/hle/kernel/k_light_lock.h
@@ -13,7 +13,7 @@ class KernelCore;
class KLightLock {
public:
- explicit KLightLock(KernelCore& kernel_) : kernel{kernel_} {}
+ explicit KLightLock(KernelCore& kernel) : m_kernel{kernel} {}
void Lock();
@@ -24,14 +24,14 @@ public:
void UnlockSlowPath(uintptr_t cur_thread);
bool IsLocked() const {
- return tag != 0;
+ return m_tag.load() != 0;
}
bool IsLockedByCurrentThread() const;
private:
- std::atomic<uintptr_t> tag{};
- KernelCore& kernel;
+ std::atomic<uintptr_t> m_tag{};
+ KernelCore& m_kernel;
};
using KScopedLightLock = KScopedLock<KLightLock>;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 19:02:17 +0100