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early-access version 2203

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pineappleEA 2021-11-15 23:04:15 +01:00
parent 89013ee4f7
commit 0386e477a0
3 changed files with 7 additions and 11 deletions
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2
README.md
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@ -1,7 +1,7 @@
yuzu emulator early access yuzu emulator early access
============= =============
This is the source code for early-access 2202. This is the source code for early-access 2203.
## Legal Notice ## Legal Notice

7
src/common/x64/native_clock.cpp
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@ -58,8 +58,7 @@ u64 NativeClock::GetRTSC() {
TimePoint new_time_point{}; TimePoint new_time_point{};
TimePoint current_time_point{}; TimePoint current_time_point{};
do { do {
std::ignore = Common::AtomicCompareAndSwap(current_time_point.pack.data(), time_point.pack, current_time_point.pack = time_point.pack;
u128{0}); // comparison value doesn't matter
_mm_mfence(); _mm_mfence();
const u64 current_measure = __rdtsc(); const u64 current_measure = __rdtsc();
u64 diff = current_measure - current_time_point.inner.last_measure; u64 diff = current_measure - current_time_point.inner.last_measure;
@ -79,9 +78,7 @@ void NativeClock::Pause(bool is_paused) {
TimePoint current_time_point{}; TimePoint current_time_point{};
TimePoint new_time_point{}; TimePoint new_time_point{};
do { do {
std::ignore = current_time_point.pack = time_point.pack;
Common::AtomicCompareAndSwap(current_time_point.pack.data(), time_point.pack,
u128{0}); // comparison value doesn't matter
new_time_point.pack = current_time_point.pack; new_time_point.pack = current_time_point.pack;
_mm_mfence(); _mm_mfence();
new_time_point.inner.last_measure = __rdtsc(); new_time_point.inner.last_measure = __rdtsc();

9
src/core/hle/kernel/k_scheduler_lock.h
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@ -4,7 +4,6 @@
#pragma once #pragma once
#include <atomic>
#include "common/assert.h" #include "common/assert.h"
#include "core/hle/kernel/k_spin_lock.h" #include "core/hle/kernel/k_spin_lock.h"
#include "core/hle/kernel/k_thread.h" #include "core/hle/kernel/k_thread.h"
@ -20,7 +19,7 @@ public:
explicit KAbstractSchedulerLock(KernelCore& kernel_) : kernel{kernel_} {} explicit KAbstractSchedulerLock(KernelCore& kernel_) : kernel{kernel_} {}
bool IsLockedByCurrentThread() const { bool IsLockedByCurrentThread() const {
return owner_thread.load(std::memory_order::consume) == GetCurrentThreadPointer(kernel); return owner_thread == GetCurrentThreadPointer(kernel);
} }
void Lock() { void Lock() {
@ -39,7 +38,7 @@ public:
// Increment count, take ownership. // Increment count, take ownership.
lock_count = 1; lock_count = 1;
owner_thread.store(GetCurrentThreadPointer(kernel), std::memory_order::release); owner_thread = GetCurrentThreadPointer(kernel);
} }
} }
@ -54,7 +53,7 @@ public:
SchedulerType::UpdateHighestPriorityThreads(kernel); SchedulerType::UpdateHighestPriorityThreads(kernel);
// Note that we no longer hold the lock, and unlock the spinlock. // Note that we no longer hold the lock, and unlock the spinlock.
owner_thread.store(nullptr, std::memory_order::release); owner_thread = nullptr;
spin_lock.Unlock(); spin_lock.Unlock();
// Enable scheduling, and perform a rescheduling operation. // Enable scheduling, and perform a rescheduling operation.
@ -66,7 +65,7 @@ private:
KernelCore& kernel; KernelCore& kernel;
KAlignedSpinLock spin_lock{}; KAlignedSpinLock spin_lock{};
s32 lock_count{}; s32 lock_count{};
std::atomic<KThread*> owner_thread{}; KThread* owner_thread{};
}; };
} // namespace Kernel } // namespace Kernel