Query Cachge: Fully rework Vulkan's query cache

src/common/settings.cpp

@@ -130,13 +130,17 @@ void LogSettings() {
     log_path("DataStorage_SDMCDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::SDMCDir));
 }
 
+void UpdateGPUAccuracy() {
+    values.current_gpu_accuracy = values.gpu_accuracy.GetValue();
+}
+
 bool IsGPULevelExtreme() {
-    return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme;
+    return values.current_gpu_accuracy == GpuAccuracy::Extreme;
 }
 
 bool IsGPULevelHigh() {
-    return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme ||
-           values.gpu_accuracy.GetValue() == GpuAccuracy::High;
+    return values.current_gpu_accuracy == GpuAccuracy::Extreme ||
+           values.current_gpu_accuracy == GpuAccuracy::High;
 }
 
 bool IsFastmemEnabled() {

src/common/settings.h

@@ -307,6 +307,7 @@ struct Values {
                                                       Specialization::Default,
                                                       true,
                                                       true};
+    GpuAccuracy current_gpu_accuracy{GpuAccuracy::High};
     SwitchableSetting<AnisotropyMode, true> max_anisotropy{
         linkage,          AnisotropyMode::Automatic, AnisotropyMode::Automatic, AnisotropyMode::X16,
         "max_anisotropy", Category::RendererAdvanced};
@@ -522,6 +523,7 @@ struct Values {
 
 extern Values values;
 
+void UpdateGPUAccuracy();
 bool IsGPULevelExtreme();
 bool IsGPULevelHigh();
 

src/video_core/buffer_cache/buffer_cache.h

@@ -272,13 +272,20 @@ std::pair<typename P::Buffer*, u32> BufferCache<P>::ObtainBuffer(GPUVAddr gpu_ad
     if (!cpu_addr) {
         return {&slot_buffers[NULL_BUFFER_ID], 0};
     }
-    const BufferId buffer_id = FindBuffer(*cpu_addr, size);
+    return ObtainCPUBuffer(*cpu_addr, size, sync_info, post_op);
+}
+
+template <class P>
+std::pair<typename P::Buffer*, u32> BufferCache<P>::ObtainCPUBuffer(VAddr cpu_addr, u32 size,
+                                                                 ObtainBufferSynchronize sync_info,
+                                                                 ObtainBufferOperation post_op) {
+    const BufferId buffer_id = FindBuffer(cpu_addr, size);
     Buffer& buffer = slot_buffers[buffer_id];
 
     // synchronize op
     switch (sync_info) {
     case ObtainBufferSynchronize::FullSynchronize:
-        SynchronizeBuffer(buffer, *cpu_addr, size);
+        SynchronizeBuffer(buffer, cpu_addr, size);
         break;
     default:
         break;
@@ -286,11 +293,11 @@ std::pair<typename P::Buffer*, u32> BufferCache<P>::ObtainBuffer(GPUVAddr gpu_ad
 
     switch (post_op) {
     case ObtainBufferOperation::MarkAsWritten:
-        MarkWrittenBuffer(buffer_id, *cpu_addr, size);
+        MarkWrittenBuffer(buffer_id, cpu_addr, size);
         break;
     case ObtainBufferOperation::DiscardWrite: {
-        VAddr cpu_addr_start = Common::AlignDown(*cpu_addr, 64);
-        VAddr cpu_addr_end = Common::AlignUp(*cpu_addr + size, 64);
+        VAddr cpu_addr_start = Common::AlignDown(cpu_addr, 64);
+        VAddr cpu_addr_end = Common::AlignUp(cpu_addr + size, 64);
         IntervalType interval{cpu_addr_start, cpu_addr_end};
         ClearDownload(interval);
         common_ranges.subtract(interval);
@@ -300,7 +307,7 @@ std::pair<typename P::Buffer*, u32> BufferCache<P>::ObtainBuffer(GPUVAddr gpu_ad
         break;
     }
 
-    return {&buffer, buffer.Offset(*cpu_addr)};
+    return {&buffer, buffer.Offset(cpu_addr)};
 }
 
 template <class P>

src/video_core/buffer_cache/buffer_cache_base.h

@@ -295,6 +295,10 @@ public:
     [[nodiscard]] std::pair<Buffer*, u32> ObtainBuffer(GPUVAddr gpu_addr, u32 size,
                                                        ObtainBufferSynchronize sync_info,
                                                        ObtainBufferOperation post_op);
+
+    [[nodiscard]] std::pair<Buffer*, u32> ObtainCPUBuffer(VAddr gpu_addr, u32 size,
+                                                       ObtainBufferSynchronize sync_info,
+                                                       ObtainBufferOperation post_op);
     void FlushCachedWrites();
 
     /// Return true when there are uncommitted buffers to be downloaded
@@ -335,6 +339,14 @@ public:
 
     [[nodiscard]] std::pair<Buffer*, u32> GetDrawIndirectBuffer();
 
+    template <typename Func>
+    void BufferOperations(Func&& func) {
+        do {
+            channel_state->has_deleted_buffers = false;
+            func();
+        } while (channel_state->has_deleted_buffers);
+    }
+
     std::recursive_mutex mutex;
     Runtime& runtime;
 

src/video_core/control/channel_state_cache.h

@@ -51,7 +51,7 @@ public:
     virtual void CreateChannel(Tegra::Control::ChannelState& channel);
 
     /// Bind a channel for execution.
-    void BindToChannel(s32 id);
+    virtual void BindToChannel(s32 id);
 
     /// Erase channel's state.
     void EraseChannel(s32 id);

src/video_core/engines/maxwell_3d.cpp

@@ -20,8 +20,6 @@
 
 namespace Tegra::Engines {
 
-using VideoCore::QueryType;
-
 /// First register id that is actually a Macro call.
 constexpr u32 MacroRegistersStart = 0xE00;
 
@@ -500,27 +498,21 @@ void Maxwell3D::StampQueryResult(u64 payload, bool long_query) {
 }
 
 void Maxwell3D::ProcessQueryGet() {
+    VideoCommon::QueryPropertiesFlags flags{};
+    if (regs.report_semaphore.query.short_query == 0) {
+        flags |= VideoCommon::QueryPropertiesFlags::HasTimeout;
+    }
+    const GPUVAddr sequence_address{regs.report_semaphore.Address()};
+    const VideoCommon::QueryType query_type =
+        static_cast<VideoCommon::QueryType>(regs.report_semaphore.query.report.Value());
+    const u32 payload = regs.report_semaphore.payload;
+    const u32 subreport = regs.report_semaphore.query.sub_report;
     switch (regs.report_semaphore.query.operation) {
     case Regs::ReportSemaphore::Operation::Release:
         if (regs.report_semaphore.query.short_query != 0) {
-            const GPUVAddr sequence_address{regs.report_semaphore.Address()};
-            const u32 payload = regs.report_semaphore.payload;
-            std::function<void()> operation([this, sequence_address, payload] {
-                memory_manager.Write<u32>(sequence_address, payload);
-            });
-            rasterizer->SignalFence(std::move(operation));
-        } else {
-            struct LongQueryResult {
-                u64_le value;
-                u64_le timestamp;
-            };
-            const GPUVAddr sequence_address{regs.report_semaphore.Address()};
-            const u32 payload = regs.report_semaphore.payload;
-            [this, sequence_address, payload] {
-                memory_manager.Write<u64>(sequence_address + sizeof(u64), system.GPU().GetTicks());
-                memory_manager.Write<u64>(sequence_address, payload);
-            }();
+            flags |= VideoCommon::QueryPropertiesFlags::IsAFence;
         }
+        rasterizer->Query(sequence_address, query_type, flags, payload, subreport);
         break;
     case Regs::ReportSemaphore::Operation::Acquire:
         // TODO(Blinkhawk): Under this operation, the GPU waits for the CPU to write a value that
@@ -528,11 +520,7 @@ void Maxwell3D::ProcessQueryGet() {
         UNIMPLEMENTED_MSG("Unimplemented query operation ACQUIRE");
         break;
     case Regs::ReportSemaphore::Operation::ReportOnly:
-        if (const std::optional<u64> result = GetQueryResult()) {
-            // If the query returns an empty optional it means it's cached and deferred.
-            // In this case we have a non-empty result, so we stamp it immediately.
-            StampQueryResult(*result, regs.report_semaphore.query.short_query == 0);
-        }
+        rasterizer->Query(sequence_address, query_type, flags, payload, subreport);
         break;
     case Regs::ReportSemaphore::Operation::Trap:
         UNIMPLEMENTED_MSG("Unimplemented query operation TRAP");
@@ -544,6 +532,10 @@ void Maxwell3D::ProcessQueryGet() {
 }
 
 void Maxwell3D::ProcessQueryCondition() {
+    if (rasterizer->AccelerateConditionalRendering()) {
+        execute_on = true;
+        return;
+    }
     const GPUVAddr condition_address{regs.render_enable.Address()};
     switch (regs.render_enable_override) {
     case Regs::RenderEnable::Override::AlwaysRender:
@@ -553,10 +545,6 @@ void Maxwell3D::ProcessQueryCondition() {
         execute_on = false;
         break;
     case Regs::RenderEnable::Override::UseRenderEnable: {
-        if (rasterizer->AccelerateConditionalRendering()) {
-            execute_on = true;
-            return;
-        }
         switch (regs.render_enable.mode) {
         case Regs::RenderEnable::Mode::True: {
             execute_on = true;
@@ -606,7 +594,13 @@ void Maxwell3D::ProcessCounterReset() {
 #endif
     switch (regs.clear_report_value) {
     case Regs::ClearReport::ZPassPixelCount:
-        rasterizer->ResetCounter(QueryType::SamplesPassed);
+        rasterizer->ResetCounter(VideoCommon::QueryType::ZPassPixelCount64);
+        break;
+    case Regs::ClearReport::PrimitivesGenerated:
+        rasterizer->ResetCounter(VideoCommon::QueryType::StreamingByteCount);
+        break;
+    case Regs::ClearReport::VtgPrimitivesOut:
+        rasterizer->ResetCounter(VideoCommon::QueryType::StreamingByteCount);
         break;
     default:
         LOG_DEBUG(Render_OpenGL, "Unimplemented counter reset={}", regs.clear_report_value);
@@ -620,28 +614,6 @@ void Maxwell3D::ProcessSyncPoint() {
     rasterizer->SignalSyncPoint(sync_point);
 }
 
-std::optional<u64> Maxwell3D::GetQueryResult() {
-    switch (regs.report_semaphore.query.report) {
-    case Regs::ReportSemaphore::Report::Payload:
-        return regs.report_semaphore.payload;
-    case Regs::ReportSemaphore::Report::ZPassPixelCount64:
-#if ANDROID
-        if (!Settings::IsGPULevelHigh()) {
-            // This is problematic on Android, disable on GPU Normal.
-            return 120;
-        }
-#endif
-        // Deferred.
-        rasterizer->Query(regs.report_semaphore.Address(), QueryType::SamplesPassed,
-                          system.GPU().GetTicks());
-        return std::nullopt;
-    default:
-        LOG_DEBUG(HW_GPU, "Unimplemented query report type {}",
-                  regs.report_semaphore.query.report.Value());
-        return 1;
-    }
-}
-
 void Maxwell3D::ProcessCBBind(size_t stage_index) {
     // Bind the buffer currently in CB_ADDRESS to the specified index in the desired shader
     // stage.

src/video_core/engines/maxwell_3d.h

@@ -3182,9 +3182,6 @@ private:
     /// Handles writes to syncing register.
     void ProcessSyncPoint();
 
-    /// Returns a query's value or an empty object if the value will be deferred through a cache.
-    std::optional<u64> GetQueryResult();
-
     void RefreshParametersImpl();
 
     bool IsMethodExecutable(u32 method);

src/video_core/engines/maxwell_dma.cpp

@@ -362,21 +362,17 @@ void MaxwellDMA::ReleaseSemaphore() {
     const auto type = regs.launch_dma.semaphore_type;
     const GPUVAddr address = regs.semaphore.address;
     const u32 payload = regs.semaphore.payload;
+    VideoCommon::QueryPropertiesFlags flags{VideoCommon::QueryPropertiesFlags::IsAFence};
     switch (type) {
     case LaunchDMA::SemaphoreType::NONE:
         break;
     case LaunchDMA::SemaphoreType::RELEASE_ONE_WORD_SEMAPHORE: {
-        std::function<void()> operation(
-            [this, address, payload] { memory_manager.Write<u32>(address, payload); });
-        rasterizer->SignalFence(std::move(operation));
+        rasterizer->Query(address, VideoCommon::QueryType::Payload, flags, payload, 0);
         break;
     }
     case LaunchDMA::SemaphoreType::RELEASE_FOUR_WORD_SEMAPHORE: {
-        std::function<void()> operation([this, address, payload] {
-            memory_manager.Write<u64>(address + sizeof(u64), system.GPU().GetTicks());
-            memory_manager.Write<u64>(address, payload);
-        });
-        rasterizer->SignalFence(std::move(operation));
+        rasterizer->Query(address, VideoCommon::QueryType::Payload,
+                          flags | VideoCommon::QueryPropertiesFlags::HasTimeout, payload, 0);
         break;
     }
     default:

src/video_core/engines/puller.cpp

@@ -82,10 +82,7 @@ void Puller::ProcessSemaphoreTriggerMethod() {
     if (op == GpuSemaphoreOperation::WriteLong) {
         const GPUVAddr sequence_address{regs.semaphore_address.SemaphoreAddress()};
         const u32 payload = regs.semaphore_sequence;
-        [this, sequence_address, payload] {
-            memory_manager.Write<u64>(sequence_address + sizeof(u64), gpu.GetTicks());
-            memory_manager.Write<u64>(sequence_address, payload);
-        }();
+        rasterizer->Query(sequence_address, VideoCommon::QueryType::Payload, VideoCommon::QueryPropertiesFlags::HasTimeout, payload, 0);
     } else {
         do {
             const u32 word{memory_manager.Read<u32>(regs.semaphore_address.SemaphoreAddress())};
@@ -120,10 +117,7 @@ void Puller::ProcessSemaphoreTriggerMethod() {
 void Puller::ProcessSemaphoreRelease() {
     const GPUVAddr sequence_address{regs.semaphore_address.SemaphoreAddress()};
     const u32 payload = regs.semaphore_release;
-    std::function<void()> operation([this, sequence_address, payload] {
-        memory_manager.Write<u32>(sequence_address, payload);
-    });
-    rasterizer->SignalFence(std::move(operation));
+    rasterizer->Query(sequence_address, VideoCommon::QueryType::Payload, VideoCommon::QueryPropertiesFlags::IsAFence, payload, 0);
 }
 
 void Puller::ProcessSemaphoreAcquire() {
@@ -132,7 +126,6 @@ void Puller::ProcessSemaphoreAcquire() {
     while (word != value) {
         regs.acquire_active = true;
         regs.acquire_value = value;
-        std::this_thread::sleep_for(std::chrono::milliseconds(1));
         rasterizer->ReleaseFences();
         word = memory_manager.Read<u32>(regs.semaphore_address.SemaphoreAddress());
         // TODO(kemathe73) figure out how to do the acquire_timeout

src/video_core/fence_manager.h

@@ -104,9 +104,28 @@ public:
         SignalFence(std::move(func));
     }
 
-    void WaitPendingFences() {
+    void WaitPendingFences(bool force) {
         if constexpr (!can_async_check) {
+            if (force) {
                 TryReleasePendingFences<true>();
+            } else {
+                TryReleasePendingFences<false>();
+            }
+        } else {
+            if (!force) {
+                return;
+            }
+            std::mutex wait_mutex;
+            std::condition_variable wait_cv;
+            std::atomic<bool> wait_finished{};
+            std::function<void()> func([&] {
+                std::scoped_lock lk(wait_mutex);
+                wait_finished.store(true, std::memory_order_relaxed);
+                wait_cv.notify_all();
+            });
+            SignalFence(std::move(func));
+            std::unique_lock lk(wait_mutex);
+            wait_cv.wait(lk, [&wait_finished] { return wait_finished.load(std::memory_order_relaxed); });
         }
     }
 

src/video_core/gpu.cpp

@@ -102,7 +102,8 @@ struct GPU::Impl {
 
     /// Signal the ending of command list.
     void OnCommandListEnd() {
-        rasterizer->ReleaseFences();
+        rasterizer->ReleaseFences(false);
+        Settings::UpdateGPUAccuracy();
     }
 
     /// Request a host GPU memory flush from the CPU.
@@ -220,6 +221,7 @@ struct GPU::Impl {
     /// This can be used to launch any necessary threads and register any necessary
     /// core timing events.
     void Start() {
+        Settings::UpdateGPUAccuracy();
         gpu_thread.StartThread(*renderer, renderer->Context(), *scheduler);
     }
 

src/video_core/host_shaders/CMakeLists.txt

@@ -41,6 +41,7 @@ set(SHADER_FILES
     pitch_unswizzle.comp
     present_bicubic.frag
     present_gaussian.frag
+    resolve_conditional_render.comp
     smaa_edge_detection.vert
     smaa_edge_detection.frag
     smaa_blending_weight_calculation.vert

src/video_core/host_shaders/resolve_conditional_render.comp

@@ -0,0 +1,20 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#version 450
+
+layout(local_size_x = 1) in;
+
+layout(std430, binding = 0) buffer Query {
+    uvec2 initial;
+    uvec2 unknown;
+    uvec2 current;
+};
+
+layout(std430, binding = 1) buffer Result {
+    uint result;
+};
+
+void main() {
+    result = all(equal(initial, current)) ? 1 : 0;
+}

src/video_core/macro/macro_hle.cpp

@@ -319,6 +319,25 @@ private:
     }
 };
 
+class HLE_DrawIndirectByteCount final : public HLEMacroImpl {
+public:
+    explicit HLE_DrawIndirectByteCount(Maxwell3D& maxwell3d_) : HLEMacroImpl(maxwell3d_) {}
+
+    void Execute(const std::vector<u32>& parameters, [[maybe_unused]] u32 method) override {
+        maxwell3d.RefreshParameters();
+
+        maxwell3d.regs.draw.begin = parameters[0];
+        maxwell3d.regs.draw_auto_stride = parameters[1];
+        maxwell3d.regs.draw_auto_byte_count = parameters[2];
+
+        if (maxwell3d.ShouldExecute()) {
+            maxwell3d.draw_manager->DrawArray(
+                maxwell3d.regs.draw.topology, 0,
+                maxwell3d.regs.draw_auto_byte_count / maxwell3d.regs.draw_auto_stride, 0, 1);
+        }
+    }
+};
+
 class HLE_C713C83D8F63CCF3 final : public HLEMacroImpl {
 public:
     explicit HLE_C713C83D8F63CCF3(Maxwell3D& maxwell3d_) : HLEMacroImpl(maxwell3d_) {}
@@ -536,6 +555,11 @@ HLEMacro::HLEMacro(Maxwell3D& maxwell3d_) : maxwell3d{maxwell3d_} {
                          [](Maxwell3D& maxwell3d__) -> std::unique_ptr<CachedMacro> {
                              return std::make_unique<HLE_TransformFeedbackSetup>(maxwell3d__);
                          }));
+    builders.emplace(0xB5F74EDB717278ECULL,
+                     std::function<std::unique_ptr<CachedMacro>(Maxwell3D&)>(
+                         [](Maxwell3D& maxwell3d__) -> std::unique_ptr<CachedMacro> {
+                             return std::make_unique<HLE_DrawIndirectByteCount>(maxwell3d__);
+                         }));
 }
 
 HLEMacro::~HLEMacro() = default;

src/video_core/query_cache.h

@@ -25,6 +25,13 @@
 #include "video_core/rasterizer_interface.h"
 #include "video_core/texture_cache/slot_vector.h"
 
+namespace VideoCore {
+enum class QueryType {
+    SamplesPassed,
+};
+constexpr std::size_t NumQueryTypes = 1;
+} // namespace VideoCore
+
 namespace VideoCommon {
 
 using AsyncJobId = SlotId;
@@ -98,9 +105,9 @@ private:
 };
 
 template <class QueryCache, class CachedQuery, class CounterStream, class HostCounter>
-class QueryCacheBase : public VideoCommon::ChannelSetupCaches<VideoCommon::ChannelInfo> {
+class QueryCacheLegacy : public VideoCommon::ChannelSetupCaches<VideoCommon::ChannelInfo> {
 public:
-    explicit QueryCacheBase(VideoCore::RasterizerInterface& rasterizer_,
+    explicit QueryCacheLegacy(VideoCore::RasterizerInterface& rasterizer_,
                               Core::Memory::Memory& cpu_memory_)
         : rasterizer{rasterizer_},
           // Use reinterpret_cast instead of static_cast as workaround for

src/video_core/rasterizer_interface.h

@@ -9,6 +9,7 @@
 #include <utility>
 #include "common/common_types.h"
 #include "common/polyfill_thread.h"
+#include "video_core/query_cache/types.h"
 #include "video_core/cache_types.h"
 #include "video_core/engines/fermi_2d.h"
 #include "video_core/gpu.h"
@@ -26,11 +27,6 @@ struct ChannelState;
 
 namespace VideoCore {
 
-enum class QueryType {
-    SamplesPassed,
-};
-constexpr std::size_t NumQueryTypes = 1;
-
 enum class LoadCallbackStage {
     Prepare,
     Build,
@@ -58,10 +54,10 @@ public:
     virtual void DispatchCompute() = 0;
 
     /// Resets the counter of a query
-    virtual void ResetCounter(QueryType type) = 0;
+    virtual void ResetCounter(VideoCommon::QueryType type) = 0;
 
     /// Records a GPU query and caches it
-    virtual void Query(GPUVAddr gpu_addr, QueryType type, std::optional<u64> timestamp) = 0;
+    virtual void Query(GPUVAddr gpu_addr, VideoCommon::QueryType type, VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) = 0;
 
     /// Signal an uniform buffer binding
     virtual void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
@@ -83,7 +79,7 @@ public:
     virtual void SignalReference() = 0;
 
     /// Release all pending fences.
-    virtual void ReleaseFences() = 0;
+    virtual void ReleaseFences(bool force = true) = 0;
 
     /// Notify rasterizer that all caches should be flushed to Switch memory
     virtual void FlushAll() = 0;

src/video_core/renderer_null/null_rasterizer.cpp

@@ -26,16 +26,18 @@ void RasterizerNull::Draw(bool is_indexed, u32 instance_count) {}
 void RasterizerNull::DrawTexture() {}
 void RasterizerNull::Clear(u32 layer_count) {}
 void RasterizerNull::DispatchCompute() {}
-void RasterizerNull::ResetCounter(VideoCore::QueryType type) {}
-void RasterizerNull::Query(GPUVAddr gpu_addr, VideoCore::QueryType type,
-                           std::optional<u64> timestamp) {
+void RasterizerNull::ResetCounter(VideoCommon::QueryType type) {}
+void RasterizerNull::Query(GPUVAddr gpu_addr, VideoCommon::QueryType type,
+                           VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) {
     if (!gpu_memory) {
         return;
     }
-
-    gpu_memory->Write(gpu_addr, u64{0});
-    if (timestamp) {
-        gpu_memory->Write(gpu_addr + 8, *timestamp);
+    if (True(flags & VideoCommon::QueryPropertiesFlags::HasTimeout)) {
+        u64 ticks = m_gpu.GetTicks();
+        gpu_memory->Write<u64>(gpu_addr + 8, ticks);
+        gpu_memory->Write<u64>(gpu_addr, static_cast<u64>(payload));
+    } else {
+        gpu_memory->Write<u32>(gpu_addr, payload);
     }
 }
 void RasterizerNull::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
@@ -74,7 +76,7 @@ void RasterizerNull::SignalSyncPoint(u32 value) {
     syncpoint_manager.IncrementHost(value);
 }
 void RasterizerNull::SignalReference() {}
-void RasterizerNull::ReleaseFences() {}
+void RasterizerNull::ReleaseFences(bool) {}
 void RasterizerNull::FlushAndInvalidateRegion(VAddr addr, u64 size, VideoCommon::CacheType) {}
 void RasterizerNull::WaitForIdle() {}
 void RasterizerNull::FragmentBarrier() {}

src/video_core/renderer_null/null_rasterizer.h

@@ -42,8 +42,8 @@ public:
     void DrawTexture() override;
     void Clear(u32 layer_count) override;
     void DispatchCompute() override;
-    void ResetCounter(VideoCore::QueryType type) override;
-    void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
+    void ResetCounter(VideoCommon::QueryType type) override;
+    void Query(GPUVAddr gpu_addr, VideoCommon::QueryType type, VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) override;
     void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
     void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
     void FlushAll() override;
@@ -63,7 +63,7 @@ public:
     void SyncOperation(std::function<void()>&& func) override;
     void SignalSyncPoint(u32 value) override;
     void SignalReference() override;
-    void ReleaseFences() override;
+    void ReleaseFences(bool force) override;
     void FlushAndInvalidateRegion(
         VAddr addr, u64 size, VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void WaitForIdle() override;

src/video_core/renderer_opengl/gl_query_cache.cpp

@@ -27,7 +27,7 @@ constexpr GLenum GetTarget(VideoCore::QueryType type) {
 } // Anonymous namespace
 
 QueryCache::QueryCache(RasterizerOpenGL& rasterizer_, Core::Memory::Memory& cpu_memory_)
-    : QueryCacheBase(rasterizer_, cpu_memory_), gl_rasterizer{rasterizer_} {}
+    : QueryCacheLegacy(rasterizer_, cpu_memory_), gl_rasterizer{rasterizer_} {}
 
 QueryCache::~QueryCache() = default;
 

src/video_core/renderer_opengl/gl_query_cache.h

@@ -26,7 +26,7 @@ class RasterizerOpenGL;
 using CounterStream = VideoCommon::CounterStreamBase<QueryCache, HostCounter>;
 
 class QueryCache final
-    : public VideoCommon::QueryCacheBase<QueryCache, CachedQuery, CounterStream, HostCounter> {
+    : public VideoCommon::QueryCacheLegacy<QueryCache, CachedQuery, CounterStream, HostCounter> {
 public:
     explicit QueryCache(RasterizerOpenGL& rasterizer_, Core::Memory::Memory& cpu_memory_);
     ~QueryCache();

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -396,13 +396,31 @@ void RasterizerOpenGL::DispatchCompute() {
     has_written_global_memory |= pipeline->WritesGlobalMemory();
 }
 
-void RasterizerOpenGL::ResetCounter(VideoCore::QueryType type) {
-    query_cache.ResetCounter(type);
+void RasterizerOpenGL::ResetCounter(VideoCommon::QueryType type) {
+    if (type == VideoCommon::QueryType::ZPassPixelCount64) {
+        query_cache.ResetCounter(VideoCore::QueryType::SamplesPassed);
+    }
 }
 
-void RasterizerOpenGL::Query(GPUVAddr gpu_addr, VideoCore::QueryType type,
-                             std::optional<u64> timestamp) {
-    query_cache.Query(gpu_addr, type, timestamp);
+void RasterizerOpenGL::Query(GPUVAddr gpu_addr, VideoCommon::QueryType type,
+                             VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) {
+    if (type == VideoCommon::QueryType::ZPassPixelCount64) {
+        std::optional<u64> timestamp{True(flags & VideoCommon::QueryPropertiesFlags::HasTimeout)
+                                     ? std::make_optional<u64>(gpu.GetTicks()) : std:: nullopt };
+        if (True(flags & VideoCommon::QueryPropertiesFlags::HasTimeout)) {
+            query_cache.Query(gpu_addr, VideoCore::QueryType::SamplesPassed, {gpu.GetTicks()});
+        } else {
+            query_cache.Query(gpu_addr, VideoCore::QueryType::SamplesPassed, std::nullopt);
+        }
+        return;
+    }
+    if (True(flags & VideoCommon::QueryPropertiesFlags::HasTimeout)) {
+        u64 ticks = gpu.GetTicks();
+        gpu_memory->Write<u64>(gpu_addr + 8, ticks);
+        gpu_memory->Write<u64>(gpu_addr, static_cast<u64>(payload));
+    } else {
+        gpu_memory->Write<u32>(gpu_addr, payload);
+    }
 }
 
 void RasterizerOpenGL::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
@@ -573,8 +591,8 @@ void RasterizerOpenGL::SignalReference() {
     fence_manager.SignalOrdering();
 }
 
-void RasterizerOpenGL::ReleaseFences() {
-    fence_manager.WaitPendingFences();
+void RasterizerOpenGL::ReleaseFences(bool force) {
+    fence_manager.WaitPendingFences(force);
 }
 
 void RasterizerOpenGL::FlushAndInvalidateRegion(VAddr addr, u64 size,

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -86,8 +86,8 @@ public:
     void DrawTexture() override;
     void Clear(u32 layer_count) override;
     void DispatchCompute() override;
-    void ResetCounter(VideoCore::QueryType type) override;
-    void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
+    void ResetCounter(VideoCommon::QueryType type) override;
+    void Query(GPUVAddr gpu_addr, VideoCommon::QueryType type, VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) override;
     void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
     void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
     void FlushAll() override;
@@ -107,7 +107,7 @@ public:
     void SyncOperation(std::function<void()>&& func) override;
     void SignalSyncPoint(u32 value) override;
     void SignalReference() override;
-    void ReleaseFences() override;
+    void ReleaseFences(bool force = true) override;
     void FlushAndInvalidateRegion(
         VAddr addr, u64 size, VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void WaitForIdle() override;

src/video_core/renderer_vulkan/vk_buffer_cache.cpp

@@ -61,6 +61,9 @@ vk::Buffer CreateBuffer(const Device& device, const MemoryAllocator& memory_allo
     if (device.IsExtTransformFeedbackSupported()) {
         flags |= VK_BUFFER_USAGE_TRANSFORM_FEEDBACK_BUFFER_BIT_EXT;
     }
+    if (device.IsExtConditionalRendering()) {
+        flags |= VK_BUFFER_USAGE_CONDITIONAL_RENDERING_BIT_EXT;
+    }
     const VkBufferCreateInfo buffer_ci = {
         .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
         .pNext = nullptr,

src/video_core/renderer_vulkan/vk_compute_pass.cpp

@@ -12,6 +12,7 @@
 #include "common/common_types.h"
 #include "common/div_ceil.h"
 #include "video_core/host_shaders/astc_decoder_comp_spv.h"
+#include "video_core/host_shaders/resolve_conditional_render_comp_spv.h"
 #include "video_core/host_shaders/vulkan_quad_indexed_comp_spv.h"
 #include "video_core/host_shaders/vulkan_uint8_comp_spv.h"
 #include "video_core/renderer_vulkan/vk_compute_pass.h"
@@ -302,6 +303,52 @@ std::pair<VkBuffer, VkDeviceSize> QuadIndexedPass::Assemble(
     return {staging.buffer, staging.offset};
 }
 
+ConditionalRenderingResolvePass::ConditionalRenderingResolvePass(const Device& device_,
+                                                                 Scheduler& scheduler_,
+                                                                 DescriptorPool& descriptor_pool_, ComputePassDescriptorQueue& compute_pass_descriptor_queue_)
+    : ComputePass(device_, descriptor_pool_, INPUT_OUTPUT_DESCRIPTOR_SET_BINDINGS,
+                  INPUT_OUTPUT_DESCRIPTOR_UPDATE_TEMPLATE, INPUT_OUTPUT_BANK_INFO, nullptr,
+                  RESOLVE_CONDITIONAL_RENDER_COMP_SPV),
+      scheduler{scheduler_}, compute_pass_descriptor_queue{compute_pass_descriptor_queue_} {}
+
+void ConditionalRenderingResolvePass::Resolve(VkBuffer dst_buffer, VkBuffer src_buffer,
+                                              u32 src_offset, bool compare_to_zero) {
+    scheduler.RequestOutsideRenderPassOperationContext();
+
+    const size_t compare_size = compare_to_zero ? 8 : 24;
+
+    compute_pass_descriptor_queue.Acquire();
+    compute_pass_descriptor_queue.AddBuffer(src_buffer, src_offset, compare_size);
+    compute_pass_descriptor_queue.AddBuffer(dst_buffer, 0, sizeof(u32));
+    const void* const descriptor_data{compute_pass_descriptor_queue.UpdateData()};
+
+    scheduler.RequestOutsideRenderPassOperationContext();
+    scheduler.Record([this, descriptor_data](vk::CommandBuffer cmdbuf) {
+        static constexpr VkMemoryBarrier read_barrier{
+            .sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER,
+            .pNext = nullptr,
+            .srcAccessMask = VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
+            .dstAccessMask = VK_ACCESS_SHADER_READ_BIT | VK_ACCESS_SHADER_WRITE_BIT,
+        };
+        static constexpr VkMemoryBarrier write_barrier{
+            .sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER,
+            .pNext = nullptr,
+            .srcAccessMask = VK_ACCESS_SHADER_WRITE_BIT,
+            .dstAccessMask = VK_ACCESS_CONDITIONAL_RENDERING_READ_BIT_EXT,
+        };
+        const VkDescriptorSet set = descriptor_allocator.Commit();
+        device.GetLogical().UpdateDescriptorSet(set, *descriptor_template, descriptor_data);
+
+        cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_ALL_COMMANDS_BIT,
+                               VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT, 0, read_barrier);
+        cmdbuf.BindPipeline(VK_PIPELINE_BIND_POINT_COMPUTE, *pipeline);
+        cmdbuf.BindDescriptorSets(VK_PIPELINE_BIND_POINT_COMPUTE, *layout, 0, set, {});
+        cmdbuf.Dispatch(1, 1, 1);
+        cmdbuf.PipelineBarrier(VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT,
+                               VK_PIPELINE_STAGE_CONDITIONAL_RENDERING_BIT_EXT, 0, write_barrier);
+    });
+}
+
 ASTCDecoderPass::ASTCDecoderPass(const Device& device_, Scheduler& scheduler_,
                                  DescriptorPool& descriptor_pool_,
                                  StagingBufferPool& staging_buffer_pool_,

src/video_core/renderer_vulkan/vk_compute_pass.h

@@ -82,6 +82,19 @@ private:
     ComputePassDescriptorQueue& compute_pass_descriptor_queue;
 };
 
+class ConditionalRenderingResolvePass final : public ComputePass {
+public:
+    explicit ConditionalRenderingResolvePass(
+        const Device& device_, Scheduler& scheduler_, DescriptorPool& descriptor_pool_,
+        ComputePassDescriptorQueue& compute_pass_descriptor_queue_);
+
+    void Resolve(VkBuffer dst_buffer, VkBuffer src_buffer, u32 src_offset, bool compare_to_zero);
+
+private:
+    Scheduler& scheduler;
+    ComputePassDescriptorQueue& compute_pass_descriptor_queue;
+};
+
 class ASTCDecoderPass final : public ComputePass {
 public:
     explicit ASTCDecoderPass(const Device& device_, Scheduler& scheduler_,

src/video_core/renderer_vulkan/vk_fence_manager.h

@@ -8,6 +8,7 @@
 #include "video_core/fence_manager.h"
 #include "video_core/renderer_vulkan/vk_buffer_cache.h"
 #include "video_core/renderer_vulkan/vk_texture_cache.h"
+#include "video_core/renderer_vulkan/vk_query_cache.h"
 
 namespace Core {
 class System;
@@ -20,7 +21,6 @@ class RasterizerInterface;
 namespace Vulkan {
 
 class Device;
-class QueryCache;
 class Scheduler;
 
 class InnerFence : public VideoCommon::FenceBase {

src/video_core/renderer_vulkan/vk_query_cache.h

@@ -1,101 +1,74 @@
-// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
 
 #pragma once
 
-#include <cstddef>
 #include <memory>
-#include <utility>
-#include <vector>
 
-#include "common/common_types.h"
-#include "video_core/query_cache.h"
-#include "video_core/renderer_vulkan/vk_resource_pool.h"
-#include "video_core/vulkan_common/vulkan_wrapper.h"
+#include "video_core/query_cache/query_cache_base.h"
+#include "video_core/renderer_vulkan/vk_buffer_cache.h"
 
 namespace VideoCore {
 class RasterizerInterface;
 }
 
+namespace VideoCommon {
+class StreamerInterface;
+}
+
 namespace Vulkan {
 
-class CachedQuery;
 class Device;
-class HostCounter;
-class QueryCache;
 class Scheduler;
+class StagingBufferPool;
 
-using CounterStream = VideoCommon::CounterStreamBase<QueryCache, HostCounter>;
+struct QueryCacheRuntimeImpl;
 
-class QueryPool final : public ResourcePool {
+class QueryCacheRuntime {
 public:
-    explicit QueryPool(const Device& device, Scheduler& scheduler, VideoCore::QueryType type);
-    ~QueryPool() override;
+    explicit QueryCacheRuntime(VideoCore::RasterizerInterface* rasterizer,
+                               Core::Memory::Memory& cpu_memory_,
+                               Vulkan::BufferCache& buffer_cache_, const Device& device_,
+                               const MemoryAllocator& memory_allocator_, Scheduler& scheduler_,
+                               StagingBufferPool& staging_pool_,
+                               ComputePassDescriptorQueue& compute_pass_descriptor_queue,
+                               DescriptorPool& descriptor_pool);
+    ~QueryCacheRuntime();
 
-    std::pair<VkQueryPool, u32> Commit();
+    template <typename SyncValuesType>
+    void SyncValues(std::span<SyncValuesType> values, VkBuffer base_src_buffer = nullptr);
 
-    void Reserve(std::pair<VkQueryPool, u32> query);
+    void Barriers(bool is_prebarrier);
 
-protected:
-    void Allocate(std::size_t begin, std::size_t end) override;
+    void EndHostConditionalRendering();
 
-private:
-    static constexpr std::size_t GROW_STEP = 512;
+    void PauseHostConditionalRendering();
 
-    const Device& device;
-    const VideoCore::QueryType type;
+    void ResumeHostConditionalRendering();
 
-    std::vector<vk::QueryPool> pools;
-    std::vector<bool> usage;
-};
+    bool HostConditionalRenderingCompareValue(VideoCommon::LookupData object_1, bool qc_dirty);
 
-class QueryCache final
-    : public VideoCommon::QueryCacheBase<QueryCache, CachedQuery, CounterStream, HostCounter> {
-public:
-    explicit QueryCache(VideoCore::RasterizerInterface& rasterizer_,
-                        Core::Memory::Memory& cpu_memory_, const Device& device_,
-                        Scheduler& scheduler_);
-    ~QueryCache();
-
-    std::pair<VkQueryPool, u32> AllocateQuery(VideoCore::QueryType type);
+    bool HostConditionalRenderingCompareValues(VideoCommon::LookupData object_1,
+                                               VideoCommon::LookupData object_2, bool qc_dirty, bool equal_check);
 
-    void Reserve(VideoCore::QueryType type, std::pair<VkQueryPool, u32> query);
+    VideoCommon::StreamerInterface* GetStreamerInterface(VideoCommon::QueryType query_type);
 
-    const Device& GetDevice() const noexcept {
-        return device;
-    }
+    void Bind3DEngine(Tegra::Engines::Maxwell3D* maxwell3d);
 
-    Scheduler& GetScheduler() const noexcept {
-        return scheduler;
-    }
+    template <typename Func>
+    void View3DRegs(Func&& func);
 
 private:
-    const Device& device;
-    Scheduler& scheduler;
-    std::array<QueryPool, VideoCore::NumQueryTypes> query_pools;
+    void HostConditionalRenderingCompareValueImpl(VideoCommon::LookupData object, bool is_equal);
+    void HostConditionalRenderingCompareBCImpl(VAddr address, bool is_equal);
+    friend struct QueryCacheRuntimeImpl;
+    std::unique_ptr<QueryCacheRuntimeImpl> impl;
 };
 
-class HostCounter final : public VideoCommon::HostCounterBase<QueryCache, HostCounter> {
-public:
-    explicit HostCounter(QueryCache& cache_, std::shared_ptr<HostCounter> dependency_,
-                         VideoCore::QueryType type_);
-    ~HostCounter();
-
-    void EndQuery();
-
-private:
-    u64 BlockingQuery(bool async = false) const override;
-
-    QueryCache& cache;
-    const VideoCore::QueryType type;
-    const std::pair<VkQueryPool, u32> query;
-    const u64 tick;
+struct QueryCacheParams {
+    using RuntimeType = Vulkan::QueryCacheRuntime;
 };
 
-class CachedQuery : public VideoCommon::CachedQueryBase<HostCounter> {
-public:
-    explicit CachedQuery(QueryCache&, VideoCore::QueryType, VAddr cpu_addr_, u8* host_ptr_)
-        : CachedQueryBase{cpu_addr_, host_ptr_} {}
-};
+using QueryCache = VideoCommon::QueryCacheBase<QueryCacheParams>;
 
 } // namespace Vulkan

src/video_core/renderer_vulkan/vk_rasterizer.cpp

@@ -24,6 +24,7 @@
 #include "video_core/renderer_vulkan/vk_compute_pipeline.h"
 #include "video_core/renderer_vulkan/vk_descriptor_pool.h"
 #include "video_core/renderer_vulkan/vk_pipeline_cache.h"
+#include "video_core/renderer_vulkan/vk_query_cache.h"
 #include "video_core/renderer_vulkan/vk_rasterizer.h"
 #include "video_core/renderer_vulkan/vk_scheduler.h"
 #include "video_core/renderer_vulkan/vk_staging_buffer_pool.h"
@@ -170,9 +171,11 @@ RasterizerVulkan::RasterizerVulkan(Core::Frontend::EmuWindow& emu_window_, Tegra
       buffer_cache_runtime(device, memory_allocator, scheduler, staging_pool,
                            guest_descriptor_queue, compute_pass_descriptor_queue, descriptor_pool),
       buffer_cache(*this, cpu_memory_, buffer_cache_runtime),
+      query_cache_runtime(this, cpu_memory_, buffer_cache, device, memory_allocator, scheduler,
+                          staging_pool, compute_pass_descriptor_queue, descriptor_pool),
+      query_cache(gpu, *this, cpu_memory_, query_cache_runtime),
       pipeline_cache(*this, device, scheduler, descriptor_pool, guest_descriptor_queue,
                      render_pass_cache, buffer_cache, texture_cache, gpu.ShaderNotify()),
-      query_cache{*this, cpu_memory_, device, scheduler},
       accelerate_dma(buffer_cache, texture_cache, scheduler),
       fence_manager(*this, gpu, texture_cache, buffer_cache, query_cache, device, scheduler),
       wfi_event(device.GetLogical().CreateEvent()) {
@@ -189,13 +192,15 @@ void RasterizerVulkan::PrepareDraw(bool is_indexed, Func&& draw_func) {
     FlushWork();
     gpu_memory->FlushCaching();
 
+    query_cache.NotifySegment(true);
+
 #if ANDROID
     if (Settings::IsGPULevelHigh()) {
         // This is problematic on Android, disable on GPU Normal.
-        query_cache.UpdateCounters();
+        // query_cache.UpdateCounters();
     }
 #else
-    query_cache.UpdateCounters();
+    // query_cache.UpdateCounters();
 #endif
 
     GraphicsPipeline* const pipeline{pipeline_cache.CurrentGraphicsPipeline()};
@@ -207,13 +212,12 @@ void RasterizerVulkan::PrepareDraw(bool is_indexed, Func&& draw_func) {
     pipeline->SetEngine(maxwell3d, gpu_memory);
     pipeline->Configure(is_indexed);
 
-    BeginTransformFeedback();
-
     UpdateDynamicStates();
 
+    HandleTransformFeedback();
+    query_cache.CounterEnable(VideoCommon::QueryType::ZPassPixelCount64,
+                              maxwell3d->regs.zpass_pixel_count_enable);
     draw_func();
-
-    EndTransformFeedback();
 }
 
 void RasterizerVulkan::Draw(bool is_indexed, u32 instance_count) {
@@ -241,6 +245,14 @@ void RasterizerVulkan::DrawIndirect() {
         const auto indirect_buffer = buffer_cache.GetDrawIndirectBuffer();
         const auto& buffer = indirect_buffer.first;
         const auto& offset = indirect_buffer.second;
+        if (params.is_byte_count) {
+            scheduler.Record([buffer_obj = buffer->Handle(), offset,
+                              stride = params.stride](vk::CommandBuffer cmdbuf) {
+                cmdbuf.DrawIndirectByteCountEXT(1, 0, buffer_obj, offset, 0,
+                                                static_cast<u32>(stride));
+            });
+            return;
+        }
         if (params.include_count) {
             const auto count = buffer_cache.GetDrawIndirectCount();
             const auto& draw_buffer = count.first;
@@ -280,13 +292,15 @@ void RasterizerVulkan::DrawTexture() {
     SCOPE_EXIT({ gpu.TickWork(); });
     FlushWork();
 
+    query_cache.NotifySegment(true);
+
 #if ANDROID
     if (Settings::IsGPULevelHigh()) {
         // This is problematic on Android, disable on GPU Normal.
-        query_cache.UpdateCounters();
+        // query_cache.UpdateCounters();
     }
 #else
-    query_cache.UpdateCounters();
+    // query_cache.UpdateCounters();
 #endif
 
     texture_cache.SynchronizeGraphicsDescriptors();
@@ -294,6 +308,8 @@ void RasterizerVulkan::DrawTexture() {
 
     UpdateDynamicStates();
 
+    query_cache.CounterEnable(VideoCommon::QueryType::ZPassPixelCount64,
+                              maxwell3d->regs.zpass_pixel_count_enable);
     const auto& draw_texture_state = maxwell3d->draw_manager->GetDrawTextureState();
     const auto& sampler = texture_cache.GetGraphicsSampler(draw_texture_state.src_sampler);
     const auto& texture = texture_cache.GetImageView(draw_texture_state.src_texture);
@@ -319,12 +335,16 @@ void RasterizerVulkan::Clear(u32 layer_count) {
 #if ANDROID
     if (Settings::IsGPULevelHigh()) {
         // This is problematic on Android, disable on GPU Normal.
-        query_cache.UpdateCounters();
+        // query_cache.UpdateCounters();
     }
 #else
-    query_cache.UpdateCounters();
+    // query_cache.UpdateCounters();
 #endif
 
+    query_cache.NotifySegment(true);
+    query_cache.CounterEnable(VideoCommon::QueryType::ZPassPixelCount64,
+                              maxwell3d->regs.zpass_pixel_count_enable);
+
     auto& regs = maxwell3d->regs;
     const bool use_color = regs.clear_surface.R || regs.clear_surface.G || regs.clear_surface.B ||
                            regs.clear_surface.A;
@@ -482,13 +502,13 @@ void RasterizerVulkan::DispatchCompute() {
     scheduler.Record([dim](vk::CommandBuffer cmdbuf) { cmdbuf.Dispatch(dim[0], dim[1], dim[2]); });
 }
 
-void RasterizerVulkan::ResetCounter(VideoCore::QueryType type) {
-    query_cache.ResetCounter(type);
+void RasterizerVulkan::ResetCounter(VideoCommon::QueryType type) {
+    query_cache.CounterReset(type);
 }
 
-void RasterizerVulkan::Query(GPUVAddr gpu_addr, VideoCore::QueryType type,
-                             std::optional<u64> timestamp) {
-    query_cache.Query(gpu_addr, type, timestamp);
+void RasterizerVulkan::Query(GPUVAddr gpu_addr, VideoCommon::QueryType type,
+                             VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) {
+    query_cache.CounterReport(gpu_addr, type, flags, payload, subreport);
 }
 
 void RasterizerVulkan::BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr,
@@ -669,8 +689,8 @@ void RasterizerVulkan::SignalReference() {
     fence_manager.SignalReference();
 }
 
-void RasterizerVulkan::ReleaseFences() {
-    fence_manager.WaitPendingFences();
+void RasterizerVulkan::ReleaseFences(bool force) {
+    fence_manager.WaitPendingFences(force);
 }
 
 void RasterizerVulkan::FlushAndInvalidateRegion(VAddr addr, u64 size,
@@ -694,6 +714,8 @@ void RasterizerVulkan::WaitForIdle() {
         flags |= VK_PIPELINE_STAGE_TRANSFORM_FEEDBACK_BIT_EXT;
     }
 
+    query_cache.NotifyWFI();
+
     scheduler.RequestOutsideRenderPassOperationContext();
     scheduler.Record([event = *wfi_event, flags](vk::CommandBuffer cmdbuf) {
         cmdbuf.SetEvent(event, flags);
@@ -737,19 +759,7 @@ void RasterizerVulkan::TickFrame() {
 
 bool RasterizerVulkan::AccelerateConditionalRendering() {
     gpu_memory->FlushCaching();
-    if (Settings::IsGPULevelHigh()) {
-        // TODO(Blinkhawk): Reimplement Host conditional rendering.
-        return false;
-    }
-    // Medium / Low Hack: stub any checks on queries written into the buffer cache.
-    const GPUVAddr condition_address{maxwell3d->regs.render_enable.Address()};
-    Maxwell::ReportSemaphore::Compare cmp;
-    if (gpu_memory->IsMemoryDirty(condition_address, sizeof(cmp),
-                                  VideoCommon::CacheType::BufferCache |
-                                      VideoCommon::CacheType::QueryCache)) {
-        return true;
-    }
-    return false;
+    return query_cache.AccelerateHostConditionalRendering();
 }
 
 bool RasterizerVulkan::AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
@@ -795,6 +805,7 @@ bool RasterizerVulkan::AccelerateDisplay(const Tegra::FramebufferConfig& config,
     if (!image_view) {
         return false;
     }
+    query_cache.NotifySegment(false);
     screen_info.image = image_view->ImageHandle();
     screen_info.image_view = image_view->Handle(Shader::TextureType::Color2D);
     screen_info.width = image_view->size.width;
@@ -933,31 +944,18 @@ void RasterizerVulkan::UpdateDynamicStates() {
     }
 }
 
-void RasterizerVulkan::BeginTransformFeedback() {
+void RasterizerVulkan::HandleTransformFeedback() {
     const auto& regs = maxwell3d->regs;
-    if (regs.transform_feedback_enabled == 0) {
-        return;
-    }
     if (!device.IsExtTransformFeedbackSupported()) {
         LOG_ERROR(Render_Vulkan, "Transform feedbacks used but not supported");
         return;
     }
+    query_cache.CounterEnable(VideoCommon::QueryType::StreamingByteCount,
+                              regs.transform_feedback_enabled);
+    if (regs.transform_feedback_enabled != 0) {
         UNIMPLEMENTED_IF(regs.IsShaderConfigEnabled(Maxwell::ShaderType::TessellationInit) ||
                          regs.IsShaderConfigEnabled(Maxwell::ShaderType::Tessellation));
-    scheduler.Record(
-        [](vk::CommandBuffer cmdbuf) { cmdbuf.BeginTransformFeedbackEXT(0, 0, nullptr, nullptr); });
-}
-
-void RasterizerVulkan::EndTransformFeedback() {
-    const auto& regs = maxwell3d->regs;
-    if (regs.transform_feedback_enabled == 0) {
-        return;
-    }
-    if (!device.IsExtTransformFeedbackSupported()) {
-        return;
     }
-    scheduler.Record(
-        [](vk::CommandBuffer cmdbuf) { cmdbuf.EndTransformFeedbackEXT(0, 0, nullptr, nullptr); });
 }
 
 void RasterizerVulkan::UpdateViewportsState(Tegra::Engines::Maxwell3D::Regs& regs) {

src/video_core/renderer_vulkan/vk_rasterizer.h

@@ -84,8 +84,8 @@ public:
     void DrawTexture() override;
     void Clear(u32 layer_count) override;
     void DispatchCompute() override;
-    void ResetCounter(VideoCore::QueryType type) override;
-    void Query(GPUVAddr gpu_addr, VideoCore::QueryType type, std::optional<u64> timestamp) override;
+    void ResetCounter(VideoCommon::QueryType type) override;
+    void Query(GPUVAddr gpu_addr, VideoCommon::QueryType type, VideoCommon::QueryPropertiesFlags flags, u32 payload, u32 subreport) override;
     void BindGraphicsUniformBuffer(size_t stage, u32 index, GPUVAddr gpu_addr, u32 size) override;
     void DisableGraphicsUniformBuffer(size_t stage, u32 index) override;
     void FlushAll() override;
@@ -106,7 +106,7 @@ public:
     void SyncOperation(std::function<void()>&& func) override;
     void SignalSyncPoint(u32 value) override;
     void SignalReference() override;
-    void ReleaseFences() override;
+    void ReleaseFences(bool force = true) override;
     void FlushAndInvalidateRegion(
         VAddr addr, u64 size, VideoCommon::CacheType which = VideoCommon::CacheType::All) override;
     void WaitForIdle() override;
@@ -146,9 +146,7 @@ private:
 
     void UpdateDynamicStates();
 
-    void BeginTransformFeedback();
-
-    void EndTransformFeedback();
+    void HandleTransformFeedback();
 
     void UpdateViewportsState(Tegra::Engines::Maxwell3D::Regs& regs);
     void UpdateScissorsState(Tegra::Engines::Maxwell3D::Regs& regs);
@@ -195,8 +193,9 @@ private:
     TextureCache texture_cache;
     BufferCacheRuntime buffer_cache_runtime;
     BufferCache buffer_cache;
-    PipelineCache pipeline_cache;
+    QueryCacheRuntime query_cache_runtime;
     QueryCache query_cache;
+    PipelineCache pipeline_cache;
     AccelerateDMA accelerate_dma;
     FenceManager fence_manager;
 

src/video_core/renderer_vulkan/vk_scheduler.cpp

@@ -243,10 +243,10 @@ void Scheduler::AllocateNewContext() {
 #if ANDROID
         if (Settings::IsGPULevelHigh()) {
             // This is problematic on Android, disable on GPU Normal.
-            query_cache->UpdateCounters();
+            query_cache->NotifySegment(true);
         }
 #else
-        query_cache->UpdateCounters();
+        query_cache->NotifySegment(true);
 #endif
     }
 }
@@ -261,11 +261,12 @@ void Scheduler::EndPendingOperations() {
 #if ANDROID
     if (Settings::IsGPULevelHigh()) {
         // This is problematic on Android, disable on GPU Normal.
-        query_cache->DisableStreams();
+        // query_cache->DisableStreams();
     }
 #else
-    query_cache->DisableStreams();
+    // query_cache->DisableStreams();
 #endif
+    query_cache->NotifySegment(false);
     EndRenderPass();
 }
 

src/video_core/renderer_vulkan/vk_scheduler.h

@@ -15,6 +15,7 @@
 #include "common/common_types.h"
 #include "common/polyfill_thread.h"
 #include "video_core/renderer_vulkan/vk_master_semaphore.h"
+#include "video_core/renderer_vulkan/vk_query_cache.h"
 #include "video_core/vulkan_common/vulkan_wrapper.h"
 
 namespace Vulkan {
@@ -24,7 +25,6 @@ class Device;
 class Framebuffer;
 class GraphicsPipeline;
 class StateTracker;
-class QueryCache;
 
 /// The scheduler abstracts command buffer and fence management with an interface that's able to do
 /// OpenGL-like operations on Vulkan command buffers.

src/video_core/vulkan_common/vulkan_device.h

@@ -61,6 +61,7 @@ VK_DEFINE_HANDLE(VmaAllocator)
 
 // Define miscellaneous extensions which may be used by the implementation here.
 #define FOR_EACH_VK_EXTENSION(EXTENSION)                                                           \
+    EXTENSION(EXT, CONDITIONAL_RENDERING, conditional_rendering)                                   \
     EXTENSION(EXT, CONSERVATIVE_RASTERIZATION, conservative_rasterization)                         \
     EXTENSION(EXT, DEPTH_RANGE_UNRESTRICTED, depth_range_unrestricted)                             \
     EXTENSION(EXT, MEMORY_BUDGET, memory_budget)                                                   \
@@ -93,6 +94,7 @@ VK_DEFINE_HANDLE(VmaAllocator)
 
 // Define extensions where the absence of the extension may result in a degraded experience.
 #define FOR_EACH_VK_RECOMMENDED_EXTENSION(EXTENSION_NAME)                                          \
+    EXTENSION_NAME(VK_EXT_CONDITIONAL_RENDERING_EXTENSION_NAME)                                    \
     EXTENSION_NAME(VK_EXT_CONSERVATIVE_RASTERIZATION_EXTENSION_NAME)                               \
     EXTENSION_NAME(VK_EXT_DEPTH_RANGE_UNRESTRICTED_EXTENSION_NAME)                                 \
     EXTENSION_NAME(VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME)                                   \
@@ -536,6 +538,10 @@ public:
         return extensions.shader_atomic_int64;
     }
 
+    bool IsExtConditionalRendering() const {
+        return extensions.conditional_rendering;
+    }
+
     bool HasTimelineSemaphore() const;
 
     /// Returns the minimum supported version of SPIR-V.

src/video_core/vulkan_common/vulkan_wrapper.cpp

@@ -75,6 +75,7 @@ void Load(VkDevice device, DeviceDispatch& dld) noexcept {
     X(vkBeginCommandBuffer);
     X(vkBindBufferMemory);
     X(vkBindImageMemory);
+    X(vkCmdBeginConditionalRenderingEXT);
     X(vkCmdBeginQuery);
     X(vkCmdBeginRenderPass);
     X(vkCmdBeginTransformFeedbackEXT);
@@ -91,6 +92,7 @@ void Load(VkDevice device, DeviceDispatch& dld) noexcept {
     X(vkCmdCopyBufferToImage);
     X(vkCmdCopyImage);
     X(vkCmdCopyImageToBuffer);
+    X(vkCmdCopyQueryPoolResults);
     X(vkCmdDispatch);
     X(vkCmdDispatchIndirect);
     X(vkCmdDraw);
@@ -99,6 +101,7 @@ void Load(VkDevice device, DeviceDispatch& dld) noexcept {
     X(vkCmdDrawIndexedIndirect);
     X(vkCmdDrawIndirectCount);
     X(vkCmdDrawIndexedIndirectCount);
+    X(vkCmdEndConditionalRenderingEXT);
     X(vkCmdEndQuery);
     X(vkCmdEndRenderPass);
     X(vkCmdEndTransformFeedbackEXT);

src/video_core/vulkan_common/vulkan_wrapper.h

@@ -185,6 +185,7 @@ struct DeviceDispatch : InstanceDispatch {
     PFN_vkBeginCommandBuffer vkBeginCommandBuffer{};
     PFN_vkBindBufferMemory vkBindBufferMemory{};
     PFN_vkBindImageMemory vkBindImageMemory{};
+    PFN_vkCmdBeginConditionalRenderingEXT vkCmdBeginConditionalRenderingEXT{};
     PFN_vkCmdBeginDebugUtilsLabelEXT vkCmdBeginDebugUtilsLabelEXT{};
     PFN_vkCmdBeginQuery vkCmdBeginQuery{};
     PFN_vkCmdBeginRenderPass vkCmdBeginRenderPass{};
@@ -202,6 +203,7 @@ struct DeviceDispatch : InstanceDispatch {
     PFN_vkCmdCopyBufferToImage vkCmdCopyBufferToImage{};
     PFN_vkCmdCopyImage vkCmdCopyImage{};
     PFN_vkCmdCopyImageToBuffer vkCmdCopyImageToBuffer{};
+    PFN_vkCmdCopyQueryPoolResults vkCmdCopyQueryPoolResults{};
     PFN_vkCmdDispatch vkCmdDispatch{};
     PFN_vkCmdDispatchIndirect vkCmdDispatchIndirect{};
     PFN_vkCmdDraw vkCmdDraw{};
@@ -210,6 +212,7 @@ struct DeviceDispatch : InstanceDispatch {
     PFN_vkCmdDrawIndexedIndirect vkCmdDrawIndexedIndirect{};
     PFN_vkCmdDrawIndirectCount vkCmdDrawIndirectCount{};
     PFN_vkCmdDrawIndexedIndirectCount vkCmdDrawIndexedIndirectCount{};
+    PFN_vkCmdEndConditionalRenderingEXT vkCmdEndConditionalRenderingEXT{};
     PFN_vkCmdEndDebugUtilsLabelEXT vkCmdEndDebugUtilsLabelEXT{};
     PFN_vkCmdEndQuery vkCmdEndQuery{};
     PFN_vkCmdEndRenderPass vkCmdEndRenderPass{};
@@ -1270,6 +1273,13 @@ public:
                                     regions.data());
     }
 
+    void CopyQueryPoolResults(VkQueryPool query_pool, u32 first_query, u32 query_count,
+                              VkBuffer dst_buffer, VkDeviceSize dst_offset, VkDeviceSize stride,
+                              VkQueryResultFlags flags) const noexcept {
+        dld->vkCmdCopyQueryPoolResults(handle, query_pool, first_query, query_count, dst_buffer,
+                                       dst_offset, stride, flags);
+    }
+
     void FillBuffer(VkBuffer dst_buffer, VkDeviceSize dst_offset, VkDeviceSize size,
                     u32 data) const noexcept {
         dld->vkCmdFillBuffer(handle, dst_buffer, dst_offset, size, data);
@@ -1448,6 +1458,15 @@ public:
                                           counter_buffers, counter_buffer_offsets);
     }
 
+    void BeginConditionalRenderingEXT(
+        const VkConditionalRenderingBeginInfoEXT& info) const noexcept {
+        dld->vkCmdBeginConditionalRenderingEXT(handle, &info);
+    }
+
+    void EndConditionalRenderingEXT() const noexcept {
+        dld->vkCmdEndConditionalRenderingEXT(handle);
+    }
+
     void BeginDebugUtilsLabelEXT(const char* label, std::span<float, 4> color) const noexcept {
         const VkDebugUtilsLabelEXT label_info{
             .sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_LABEL_EXT,