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Merge pull request #12451 from lioncash/fifo

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VideoCommon/Fifo: Pass system instance through FifoManager constructor
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Tilka 2023-12-20 12:45:38 +00:00 committed by GitHub
commit 70b7a59456
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 99 additions and 95 deletions
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8
Source/Core/Core/Core.cpp
View file

@ -660,7 +660,7 @@ static void EmuThread(std::unique_ptr<BootParameters> boot, WindowSystemInfo wsi
wiifs_guard.Dismiss();
// This adds the SyncGPU handler to CoreTiming, so now CoreTiming::Advance might block.
system.GetFifo().Prepare(system);
system.GetFifo().Prepare();
// Setup our core
if (Config::Get(Config::MAIN_CPU_CORE) != PowerPC::CPUCore::Interpreter)
@ -687,7 +687,7 @@ static void EmuThread(std::unique_ptr<BootParameters> boot, WindowSystemInfo wsi
s_cpu_thread = std::thread(cpuThreadFunc, savestate_path, delete_savestate);
// become the GPU thread
system.GetFifo().RunGpuLoop(system);
system.GetFifo().RunGpuLoop();
// We have now exited the Video Loop
INFO_LOG_FMT(CONSOLE, "{}", StopMessage(false, "Video Loop Ended"));
@ -834,7 +834,7 @@ static bool PauseAndLock(Core::System& system, bool do_lock, bool unpause_on_unl
// video has to come after CPU, because CPU thread can wait for video thread
// (s_efbAccessRequested).
system.GetFifo().PauseAndLock(system, do_lock, false);
system.GetFifo().PauseAndLock(do_lock, false);
ResetRumble();
@ -1029,7 +1029,7 @@ void UpdateWantDeterminism(bool initial)
ios->UpdateWantDeterminism(new_want_determinism);
auto& system = Core::System::GetInstance();
system.GetFifo().UpdateWantDeterminism(system, new_want_determinism);
system.GetFifo().UpdateWantDeterminism(new_want_determinism);
// We need to clear the cache because some parts of the JIT depend on want_determinism,
// e.g. use of FMA.

6
Source/Core/Core/CoreTiming.cpp
View file

@ -466,17 +466,15 @@ void CoreTimingManager::AdjustEventQueueTimes(u32 new_ppc_clock, u32 old_ppc_clo
void CoreTimingManager::Idle()
{
auto& system = m_system;
auto& ppc_state = m_system.GetPPCState();
if (m_config_sync_on_skip_idle)
{
// When the FIFO is processing data we must not advance because in this way
// the VI will be desynchronized. So, We are waiting until the FIFO finish and
// while we process only the events required by the FIFO.
system.GetFifo().FlushGpu(system);
m_system.GetFifo().FlushGpu();
}
auto& ppc_state = m_system.GetPPCState();
PowerPC::UpdatePerformanceMonitor(ppc_state.downcount, 0, 0, ppc_state);
m_idled_cycles += DowncountToCycles(ppc_state.downcount);
ppc_state.downcount = 0;

6
Source/Core/Core/System.cpp
View file

@ -42,9 +42,9 @@ struct System::Impl
{
explicit Impl(System& system)
: m_audio_interface(system), m_core_timing(system), m_cpu(system), m_dsp(system),
m_dvd_interface(system), m_dvd_thread(system), m_expansion_interface(system),
m_gp_fifo(system), m_memory(system), m_power_pc(system),
m_mmu(system, m_memory, m_power_pc), m_processor_interface(system),
m_dvd_interface(system), m_dvd_thread(system),
m_expansion_interface(system), m_fifo{system}, m_gp_fifo(system), m_memory(system),
m_power_pc(system), m_mmu(system, m_memory, m_power_pc), m_processor_interface(system),
m_serial_interface(system), m_video_interface(system),
m_interpreter(system, m_power_pc.GetPPCState(), m_mmu), m_jit_interface(system)
{

4
Source/Core/DolphinQt/Host.cpp
View file

@ -106,9 +106,9 @@ static void RunWithGPUThreadInactive(std::function<void()> f)
const bool was_running = Core::GetState() == Core::State::Running;
auto& system = Core::System::GetInstance();
auto& fifo = system.GetFifo();
fifo.PauseAndLock(system, true, was_running);
fifo.PauseAndLock(true, was_running);
f();
fifo.PauseAndLock(system, false, was_running);
fifo.PauseAndLock(false, was_running);
}
else
{

2
Source/Core/VideoCommon/AsyncRequests.cpp
View file

@ -96,7 +96,7 @@ void AsyncRequests::PushEvent(const AsyncRequests::Event& event, bool blocking)
m_queue.push(event);
auto& system = Core::System::GetInstance();
system.GetFifo().RunGpu(system);
system.GetFifo().RunGpu();
if (blocking)
{
m_cond.wait(lock, [this] { return m_queue.empty(); });

32
Source/Core/VideoCommon/CommandProcessor.cpp
View file

@ -224,7 +224,7 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
mmio->Register(base | STATUS_REGISTER, MMIO::ComplexRead<u16>([](Core::System& system_, u32) {
auto& cp = system_.GetCommandProcessor();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
cp.SetCpStatusRegister(system_);
return cp.m_cp_status_reg.Hex;
}),
@ -236,7 +236,7 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
UCPCtrlReg tmp(val);
cp.m_cp_ctrl_reg.Hex = tmp.Hex;
cp.SetCpControlRegister(system_);
system_.GetFifo().RunGpu(system_);
system_.GetFifo().RunGpu();
}));
mmio->Register(base | CLEAR_REGISTER, MMIO::DirectRead<u16>(&m_cp_clear_reg.Hex),
@ -245,7 +245,7 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
UCPClearReg tmp(val);
cp.m_cp_clear_reg.Hex = tmp.Hex;
cp.SetCpClearRegister();
system_.GetFifo().RunGpu(system_);
system_.GetFifo().RunGpu();
}));
mmio->Register(base | PERF_SELECT, MMIO::InvalidRead<u16>(), MMIO::Nop<u16>());
@ -285,7 +285,7 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
{
fifo_rw_distance_hi_r = MMIO::ComplexRead<u16>([](Core::System& system_, u32) {
const auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
if (fifo_.CPWritePointer.load(std::memory_order_relaxed) >=
fifo_.SafeCPReadPointer.load(std::memory_order_relaxed))
{
@ -307,16 +307,16 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
{
fifo_rw_distance_hi_r = MMIO::ComplexRead<u16>([](Core::System& system_, u32) {
const auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
return fifo_.CPReadWriteDistance.load(std::memory_order_relaxed) >> 16;
});
}
mmio->Register(base | FIFO_RW_DISTANCE_HI, fifo_rw_distance_hi_r,
MMIO::ComplexWrite<u16>([WMASK_HI_RESTRICT](Core::System& system_, u32, u16 val) {
auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
WriteHigh(fifo_.CPReadWriteDistance, val & WMASK_HI_RESTRICT);
system_.GetFifo().RunGpu(system_);
system_.GetFifo().RunGpu();
}));
mmio->Register(
@ -331,13 +331,13 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
{
fifo_read_hi_r = MMIO::ComplexRead<u16>([](Core::System& system_, u32) {
auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
return fifo_.SafeCPReadPointer.load(std::memory_order_relaxed) >> 16;
});
fifo_read_hi_w =
MMIO::ComplexWrite<u16>([WMASK_HI_RESTRICT](Core::System& system_, u32, u16 val) {
auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
WriteHigh(fifo_.CPReadPointer, val & WMASK_HI_RESTRICT);
fifo_.SafeCPReadPointer.store(fifo_.CPReadPointer.load(std::memory_order_relaxed),
std::memory_order_relaxed);
@ -347,13 +347,13 @@ void CommandProcessorManager::RegisterMMIO(Core::System& system, MMIO::Mapping*
{
fifo_read_hi_r = MMIO::ComplexRead<u16>([](Core::System& system_, u32) {
const auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
return fifo_.CPReadPointer.load(std::memory_order_relaxed) >> 16;
});
fifo_read_hi_w =
MMIO::ComplexWrite<u16>([WMASK_HI_RESTRICT](Core::System& system_, u32, u16 val) {
auto& fifo_ = system_.GetCommandProcessor().GetFifo();
system_.GetFifo().SyncGPUForRegisterAccess(system_);
system_.GetFifo().SyncGPUForRegisterAccess();
WriteHigh(fifo_.CPReadPointer, val & WMASK_HI_RESTRICT);
});
}
@ -379,10 +379,10 @@ void CommandProcessorManager::GatherPipeBursted(Core::System& system)
(processor_interface.m_fifo_cpu_base == fifo.CPBase.load(std::memory_order_relaxed)) &&
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) > 0)
{
system.GetFifo().FlushGpu(system);
system.GetFifo().FlushGpu();
}
}
system.GetFifo().RunGpu(system);
system.GetFifo().RunGpu();
return;
}
@ -411,7 +411,7 @@ void CommandProcessorManager::GatherPipeBursted(Core::System& system)
fifo.CPReadWriteDistance.fetch_add(GPFifo::GATHER_PIPE_SIZE, std::memory_order_seq_cst);
system.GetFifo().RunGpu(system);
system.GetFifo().RunGpu();
ASSERT_MSG(COMMANDPROCESSOR,
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) <=
@ -448,7 +448,7 @@ void CommandProcessorManager::UpdateInterrupts(Core::System& system, u64 userdat
}
system.GetCoreTiming().ForceExceptionCheck(0);
m_interrupt_waiting.Clear();
system.GetFifo().RunGpu(system);
system.GetFifo().RunGpu();
}
void CommandProcessorManager::UpdateInterruptsFromVideoBackend(Core::System& system, u64 userdata)
@ -616,7 +616,7 @@ void CommandProcessorManager::SetCpControlRegister(Core::System& system)
if (fifo.bFF_GPReadEnable.load(std::memory_order_relaxed) && !m_cp_ctrl_reg.GPReadEnable)
{
fifo.bFF_GPReadEnable.store(m_cp_ctrl_reg.GPReadEnable, std::memory_order_relaxed);
system.GetFifo().FlushGpu(system);
system.GetFifo().FlushGpu();
}
else
{

98
Source/Core/VideoCommon/Fifo.cpp
View file

@ -36,7 +36,10 @@ namespace Fifo
{
static constexpr int GPU_TIME_SLOT_SIZE = 1000;
FifoManager::FifoManager() = default;
FifoManager::FifoManager(Core::System& system) : m_system{system}
{
}
FifoManager::~FifoManager() = default;
void FifoManager::RefreshConfig()
@ -64,26 +67,26 @@ void FifoManager::DoState(PointerWrap& p)
p.Do(m_syncing_suspended);
}
void FifoManager::PauseAndLock(Core::System& system, bool doLock, bool unpauseOnUnlock)
void FifoManager::PauseAndLock(bool do_lock, bool unpause_on_unlock)
{
if (doLock)
if (do_lock)
{
SyncGPU(SyncGPUReason::Other);
EmulatorState(false);
if (!system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
if (!m_system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
return;
m_gpu_mainloop.WaitYield(std::chrono::milliseconds(100), Host_YieldToUI);
}
else
{
if (unpauseOnUnlock)
if (unpause_on_unlock)
EmulatorState(true);
}
}
void FifoManager::Init(Core::System& system)
void FifoManager::Init()
{
if (!m_config_callback_id)
m_config_callback_id = Config::AddConfigChangedCallback([this] { RefreshConfig(); });
@ -92,7 +95,7 @@ void FifoManager::Init(Core::System& system)
// Padded so that SIMD overreads in the vertex loader are safe
m_video_buffer = static_cast<u8*>(Common::AllocateMemoryPages(FIFO_SIZE + 4));
ResetVideoBuffer();
if (system.IsDualCoreMode())
if (m_system.IsDualCoreMode())
m_gpu_mainloop.Prepare();
m_sync_ticks.store(0);
}
@ -120,14 +123,14 @@ void FifoManager::Shutdown()
// May be executed from any thread, even the graphics thread.
// Created to allow for self shutdown.
void FifoManager::ExitGpuLoop(Core::System& system)
void FifoManager::ExitGpuLoop()
{
auto& command_processor = system.GetCommandProcessor();
auto& command_processor = m_system.GetCommandProcessor();
auto& fifo = command_processor.GetFifo();
// This should break the wait loop in CPU thread
fifo.bFF_GPReadEnable.store(0, std::memory_order_relaxed);
FlushGpu(system);
FlushGpu();
// Terminate GPU thread loop
m_emu_running_state.Set();
@ -211,7 +214,7 @@ void* FifoManager::PopFifoAuxBuffer(size_t size)
}
// Description: RunGpuLoop() sends data through this function.
void FifoManager::ReadDataFromFifo(Core::System& system, u32 readPtr)
void FifoManager::ReadDataFromFifo(u32 read_ptr)
{
if (GPFifo::GATHER_PIPE_SIZE >
static_cast<size_t>(m_video_buffer + FIFO_SIZE - m_video_buffer_write_ptr))
@ -228,13 +231,13 @@ void FifoManager::ReadDataFromFifo(Core::System& system, u32 readPtr)
m_video_buffer_read_ptr = m_video_buffer;
}
// Copy new video instructions to m_video_buffer for future use in rendering the new picture
auto& memory = system.GetMemory();
memory.CopyFromEmu(m_video_buffer_write_ptr, readPtr, GPFifo::GATHER_PIPE_SIZE);
auto& memory = m_system.GetMemory();
memory.CopyFromEmu(m_video_buffer_write_ptr, read_ptr, GPFifo::GATHER_PIPE_SIZE);
m_video_buffer_write_ptr += GPFifo::GATHER_PIPE_SIZE;
}
// The deterministic_gpu_thread version.
void FifoManager::ReadDataFromFifoOnCPU(Core::System& system, u32 readPtr)
void FifoManager::ReadDataFromFifoOnCPU(u32 read_ptr)
{
u8* write_ptr = m_video_buffer_write_ptr;
if (GPFifo::GATHER_PIPE_SIZE > static_cast<size_t>(m_video_buffer + FIFO_SIZE - write_ptr))
@ -262,8 +265,8 @@ void FifoManager::ReadDataFromFifoOnCPU(Core::System& system, u32 readPtr)
return;
}
}
auto& memory = system.GetMemory();
memory.CopyFromEmu(m_video_buffer_write_ptr, readPtr, GPFifo::GATHER_PIPE_SIZE);
auto& memory = m_system.GetMemory();
memory.CopyFromEmu(m_video_buffer_write_ptr, read_ptr, GPFifo::GATHER_PIPE_SIZE);
m_video_buffer_pp_read_ptr = OpcodeDecoder::RunFifo<true>(
DataReader(m_video_buffer_pp_read_ptr, write_ptr + GPFifo::GATHER_PIPE_SIZE), nullptr);
// This would have to be locked if the GPU thread didn't spin.
@ -282,13 +285,13 @@ void FifoManager::ResetVideoBuffer()
// Description: Main FIFO update loop
// Purpose: Keep the Core HW updated about the CPU-GPU distance
void FifoManager::RunGpuLoop(Core::System& system)
void FifoManager::RunGpuLoop()
{
AsyncRequests::GetInstance()->SetEnable(true);
AsyncRequests::GetInstance()->SetPassthrough(false);
m_gpu_mainloop.Run(
[this, &system] {
[this] {
// Run events from the CPU thread.
AsyncRequests::GetInstance()->PullEvents();
@ -311,21 +314,22 @@ void FifoManager::RunGpuLoop(Core::System& system)
}
else
{
auto& command_processor = system.GetCommandProcessor();
auto& command_processor = m_system.GetCommandProcessor();
auto& fifo = command_processor.GetFifo();
command_processor.SetCPStatusFromGPU(system);
command_processor.SetCPStatusFromGPU(m_system);
// check if we are able to run this buffer
while (!command_processor.IsInterruptWaiting() &&
fifo.bFF_GPReadEnable.load(std::memory_order_relaxed) &&
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) && !AtBreakpoint(system))
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) &&
!AtBreakpoint(m_system))
{
if (m_config_sync_gpu && m_sync_ticks.load() < m_config_sync_gpu_min_distance)
break;
u32 cyclesExecuted = 0;
u32 readPtr = fifo.CPReadPointer.load(std::memory_order_relaxed);
ReadDataFromFifo(system, readPtr);
ReadDataFromFifo(readPtr);
if (readPtr == fifo.CPEnd.load(std::memory_order_relaxed))
readPtr = fifo.CPBase.load(std::memory_order_relaxed);
@ -352,7 +356,7 @@ void FifoManager::RunGpuLoop(Core::System& system)
std::memory_order_relaxed);
}
command_processor.SetCPStatusFromGPU(system);
command_processor.SetCPStatusFromGPU(m_system);
if (m_config_sync_gpu)
{
@ -392,9 +396,9 @@ void FifoManager::RunGpuLoop(Core::System& system)
AsyncRequests::GetInstance()->SetPassthrough(true);
}
void FifoManager::FlushGpu(Core::System& system)
void FifoManager::FlushGpu()
{
if (!system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
if (!m_system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
return;
m_gpu_mainloop.Wait();
@ -414,9 +418,9 @@ bool AtBreakpoint(Core::System& system)
fifo.CPBreakpoint.load(std::memory_order_relaxed));
}
void FifoManager::RunGpu(Core::System& system)
void FifoManager::RunGpu()
{
const bool is_dual_core = system.IsDualCoreMode();
const bool is_dual_core = m_system.IsDualCoreMode();
// wake up GPU thread
if (is_dual_core && !m_use_deterministic_gpu_thread)
@ -430,25 +434,25 @@ void FifoManager::RunGpu(Core::System& system)
if (m_syncing_suspended)
{
m_syncing_suspended = false;
system.GetCoreTiming().ScheduleEvent(GPU_TIME_SLOT_SIZE, m_event_sync_gpu,
GPU_TIME_SLOT_SIZE);
m_system.GetCoreTiming().ScheduleEvent(GPU_TIME_SLOT_SIZE, m_event_sync_gpu,
GPU_TIME_SLOT_SIZE);
}
}
}
int FifoManager::RunGpuOnCpu(Core::System& system, int ticks)
int FifoManager::RunGpuOnCpu(int ticks)
{
auto& command_processor = system.GetCommandProcessor();
auto& command_processor = m_system.GetCommandProcessor();
auto& fifo = command_processor.GetFifo();
bool reset_simd_state = false;
int available_ticks = int(ticks * m_config_sync_gpu_overclock) + m_sync_ticks.load();
while (fifo.bFF_GPReadEnable.load(std::memory_order_relaxed) &&
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) && !AtBreakpoint(system) &&
fifo.CPReadWriteDistance.load(std::memory_order_relaxed) && !AtBreakpoint(m_system) &&
available_ticks >= 0)
{
if (m_use_deterministic_gpu_thread)
{
ReadDataFromFifoOnCPU(system, fifo.CPReadPointer.load(std::memory_order_relaxed));
ReadDataFromFifoOnCPU(fifo.CPReadPointer.load(std::memory_order_relaxed));
m_gpu_mainloop.Wakeup();
}
else
@ -459,7 +463,7 @@ int FifoManager::RunGpuOnCpu(Core::System& system, int ticks)
Common::FPU::LoadDefaultSIMDState();
reset_simd_state = true;
}
ReadDataFromFifo(system, fifo.CPReadPointer.load(std::memory_order_relaxed));
ReadDataFromFifo(fifo.CPReadPointer.load(std::memory_order_relaxed));
u32 cycles = 0;
m_video_buffer_read_ptr = OpcodeDecoder::RunFifo(
DataReader(m_video_buffer_read_ptr, m_video_buffer_write_ptr), &cycles);
@ -480,7 +484,7 @@ int FifoManager::RunGpuOnCpu(Core::System& system, int ticks)
fifo.CPReadWriteDistance.fetch_sub(GPFifo::GATHER_PIPE_SIZE, std::memory_order_relaxed);
}
command_processor.SetCPStatusFromGPU(system);
command_processor.SetCPStatusFromGPU(m_system);
if (reset_simd_state)
{
@ -498,7 +502,7 @@ int FifoManager::RunGpuOnCpu(Core::System& system, int ticks)
return -available_ticks + GPU_TIME_SLOT_SIZE;
}
void FifoManager::UpdateWantDeterminism(Core::System& system, bool want)
void FifoManager::UpdateWantDeterminism(bool want)
{
// We are paused (or not running at all yet), so
// it should be safe to change this.
@ -516,7 +520,7 @@ void FifoManager::UpdateWantDeterminism(Core::System& system, bool want)
break;
}
gpu_thread = gpu_thread && system.IsDualCoreMode();
gpu_thread = gpu_thread && m_system.IsDualCoreMode();
if (m_use_deterministic_gpu_thread != gpu_thread)
{
@ -536,7 +540,7 @@ void FifoManager::UpdateWantDeterminism(Core::System& system, bool want)
* @ticks The gone emulated CPU time.
* @return A good time to call WaitForGpuThread() next.
*/
int FifoManager::WaitForGpuThread(Core::System& system, int ticks)
int FifoManager::WaitForGpuThread(int ticks)
{
int old = m_sync_ticks.fetch_add(ticks);
int now = old + ticks;
@ -547,7 +551,7 @@ int FifoManager::WaitForGpuThread(Core::System& system, int ticks)
// Wakeup GPU
if (old < m_config_sync_gpu_min_distance && now >= m_config_sync_gpu_min_distance)
RunGpu(system);
RunGpu();
// If the GPU is still sleeping, wait for a longer time
if (now < m_config_sync_gpu_min_distance)
@ -568,11 +572,11 @@ void FifoManager::SyncGPUCallback(Core::System& system, u64 ticks, s64 cyclesLat
auto& fifo = system.GetFifo();
if (!system.IsDualCoreMode() || fifo.m_use_deterministic_gpu_thread)
{
next = fifo.RunGpuOnCpu(system, (int)ticks);
next = fifo.RunGpuOnCpu(int(ticks));
}
else if (fifo.m_config_sync_gpu)
{
next = fifo.WaitForGpuThread(system, (int)ticks);
next = fifo.WaitForGpuThread(int(ticks));
}
fifo.m_syncing_suspended = next < 0;
@ -580,20 +584,20 @@ void FifoManager::SyncGPUCallback(Core::System& system, u64 ticks, s64 cyclesLat
system.GetCoreTiming().ScheduleEvent(next, fifo.m_event_sync_gpu, next);
}
void FifoManager::SyncGPUForRegisterAccess(Core::System& system)
void FifoManager::SyncGPUForRegisterAccess()
{
SyncGPU(SyncGPUReason::Other);
if (!system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
RunGpuOnCpu(system, GPU_TIME_SLOT_SIZE);
if (!m_system.IsDualCoreMode() || m_use_deterministic_gpu_thread)
RunGpuOnCpu(GPU_TIME_SLOT_SIZE);
else if (m_config_sync_gpu)
WaitForGpuThread(system, GPU_TIME_SLOT_SIZE);
WaitForGpuThread(GPU_TIME_SLOT_SIZE);
}
// Initialize GPU - CPU thread syncing, this gives us a deterministic way to start the GPU thread.
void FifoManager::Prepare(Core::System& system)
void FifoManager::Prepare()
{
m_event_sync_gpu = system.GetCoreTiming().RegisterEvent("SyncGPUCallback", SyncGPUCallback);
m_event_sync_gpu = m_system.GetCoreTiming().RegisterEvent("SyncGPUCallback", SyncGPUCallback);
m_syncing_suspended = true;
}
} // namespace Fifo

30
Source/Core/VideoCommon/Fifo.h
View file

@ -41,19 +41,19 @@ enum class SyncGPUReason
class FifoManager final
{
public:
FifoManager();
explicit FifoManager(Core::System& system);
FifoManager(const FifoManager& other) = delete;
FifoManager(FifoManager&& other) = delete;
FifoManager& operator=(const FifoManager& other) = delete;
FifoManager& operator=(FifoManager&& other) = delete;
~FifoManager();
void Init(Core::System& system);
void Init();
void Shutdown();
void Prepare(Core::System& system); // Must be called from the CPU thread.
void Prepare(); // Must be called from the CPU thread.
void DoState(PointerWrap& f);
void PauseAndLock(Core::System& system, bool doLock, bool unpauseOnUnlock);
void UpdateWantDeterminism(Core::System& system, bool want);
void PauseAndLock(bool do_lock, bool unpause_on_unlock);
void UpdateWantDeterminism(bool want);
bool UseDeterministicGPUThread() const { return m_use_deterministic_gpu_thread; }
bool UseSyncGPU() const { return m_config_sync_gpu; }
@ -62,25 +62,25 @@ public:
// In single core mode, this runs the GPU for a single slice.
// In dual core mode, this synchronizes with the GPU thread.
void SyncGPUForRegisterAccess(Core::System& system);
void SyncGPUForRegisterAccess();
void PushFifoAuxBuffer(const void* ptr, size_t size);
void* PopFifoAuxBuffer(size_t size);
void FlushGpu(Core::System& system);
void RunGpu(Core::System& system);
void FlushGpu();
void RunGpu();
void GpuMaySleep();
void RunGpuLoop(Core::System& system);
void ExitGpuLoop(Core::System& system);
void RunGpuLoop();
void ExitGpuLoop();
void EmulatorState(bool running);
void ResetVideoBuffer();
private:
void RefreshConfig();
void ReadDataFromFifo(Core::System& system, u32 readPtr);
void ReadDataFromFifoOnCPU(Core::System& system, u32 readPtr);
int RunGpuOnCpu(Core::System& system, int ticks);
int WaitForGpuThread(Core::System& system, int ticks);
void ReadDataFromFifo(u32 read_ptr);
void ReadDataFromFifoOnCPU(u32 read_ptr);
int RunGpuOnCpu(int ticks);
int WaitForGpuThread(int ticks);
static void SyncGPUCallback(Core::System& system, u64 ticks, s64 cyclesLate);
static constexpr u32 FIFO_SIZE = 2 * 1024 * 1024;
@ -127,6 +127,8 @@ private:
int m_config_sync_gpu_max_distance = 0;
int m_config_sync_gpu_min_distance = 0;
float m_config_sync_gpu_overclock = 0.0f;
Core::System& m_system;
};
bool AtBreakpoint(Core::System& system);

4
Source/Core/VideoCommon/VideoBackendBase.cpp
View file

@ -93,7 +93,7 @@ std::string VideoBackendBase::BadShaderFilename(const char* shader_stage, int co
void VideoBackendBase::Video_ExitLoop()
{
auto& system = Core::System::GetInstance();
system.GetFifo().ExitGpuLoop(system);
system.GetFifo().ExitGpuLoop();
}
// Run from the CPU thread (from VideoInterface.cpp)
@ -379,7 +379,7 @@ bool VideoBackendBase::InitializeShared(std::unique_ptr<AbstractGfx> gfx,
auto& system = Core::System::GetInstance();
auto& command_processor = system.GetCommandProcessor();
command_processor.Init(system);
system.GetFifo().Init(system);
system.GetFifo().Init();
system.GetPixelEngine().Init(system);
BPInit();
VertexLoaderManager::Init();

4
Source/Core/VideoCommon/VideoConfig.cpp
View file

@ -67,13 +67,13 @@ void VideoConfig::Refresh()
const bool lock_gpu_thread = Core::IsRunningAndStarted();
if (lock_gpu_thread)
system.GetFifo().PauseAndLock(system, true, false);
system.GetFifo().PauseAndLock(true, false);
g_Config.Refresh();
g_Config.VerifyValidity();
if (lock_gpu_thread)
system.GetFifo().PauseAndLock(system, false, true);
system.GetFifo().PauseAndLock(false, true);
});
s_has_registered_callback = true;
}