bootmanager: Bypass input focus issues

While we are at it, remove nullptr checks for deletion, since the C++
standard defines that delete does it by its own

.github/ISSUE_TEMPLATE.md

@@ -1,27 +1,16 @@
 <!--
 Please keep in mind yuzu is EXPERIMENTAL SOFTWARE.
 
-Please read the FAQ:
-https://yuzu-emu.org/wiki/faq/
+Please read the FAQ: https://yuzu-emu.org/wiki/faq/
 
-THIS IS NOT A SUPPORT FORUM, FOR SUPPORT GO TO:
-https://community.citra-emu.org/
+When submitting an issue, please do the following:
 
-If the FAQ does not answer your question, please go to:
-https://community.citra-emu.org/
-
-When submitting an issue, please check the following:
-
-- You have read the above.
-- You have provided the version (commit hash) of yuzu you are using.
-- You have provided sufficient detail for the issue to be reproduced.
-- You have provided system specs (if relevant).
-- Please also provide:
-  - For any issues, a log file
+- Provide the version (commit hash) of yuzu you are using.
+- Provide sufficient detail for the issue to be reproduced.
+- Provide:
   - For crashes, a backtrace.
   - For graphical issues, comparison screenshots with real hardware.
   - For emulation inaccuracies, a test-case (if able).
-
 -->
 
 

src/audio_core/stream.cpp

@@ -68,7 +68,7 @@ static void VolumeAdjustSamples(std::vector<s16>& samples) {
     }
 
     // Implementation of a volume slider with a dynamic range of 60 dB
-    const float volume_scale_factor = volume == 0 ? 0 : std::exp(6.90775f * volume) * 0.001f;
+    const float volume_scale_factor{std::exp(6.90775f * volume) * 0.001f};
     for (auto& sample : samples) {
         sample = static_cast<s16>(sample * volume_scale_factor);
     }

src/core/CMakeLists.txt

@@ -95,8 +95,6 @@ add_library(core STATIC
     frontend/framebuffer_layout.cpp
     frontend/framebuffer_layout.h
     frontend/input.h
-    frontend/scope_acquire_window_context.cpp
-    frontend/scope_acquire_window_context.h
     gdbstub/gdbstub.cpp
     gdbstub/gdbstub.h
     hle/ipc.h

src/core/frontend/emu_window.h

@@ -12,6 +12,23 @@
 
 namespace Core::Frontend {
 
+/**
+ * Represents a graphics context that can be used for background computation or drawing. If the
+ * graphics backend doesn't require the context, then the implementation of these methods can be
+ * stubs
+ */
+class GraphicsContext {
+public:
+    /// Makes the graphics context current for the caller thread
+    virtual void MakeCurrent() = 0;
+
+    /// Releases (dunno if this is the "right" word) the context from the caller thread
+    virtual void DoneCurrent() = 0;
+
+    /// Swap buffers to display the next frame
+    virtual void SwapBuffers() = 0;
+};
+
 /**
  * Abstraction class used to provide an interface between emulation code and the frontend
  * (e.g. SDL, QGLWidget, GLFW, etc...).
@@ -30,7 +47,7 @@ namespace Core::Frontend {
  * - DO NOT TREAT THIS CLASS AS A GUI TOOLKIT ABSTRACTION LAYER. That's not what it is. Please
  *   re-read the upper points again and think about it if you don't see this.
  */
-class EmuWindow {
+class EmuWindow : public GraphicsContext {
 public:
     /// Data structure to store emuwindow configuration
     struct WindowConfig {
@@ -40,17 +57,21 @@ public:
         std::pair<unsigned, unsigned> min_client_area_size;
     };
 
-    /// Swap buffers to display the next frame
-    virtual void SwapBuffers() = 0;
-
     /// Polls window events
     virtual void PollEvents() = 0;
 
-    /// Makes the graphics context current for the caller thread
-    virtual void MakeCurrent() = 0;
-
-    /// Releases (dunno if this is the "right" word) the GLFW context from the caller thread
-    virtual void DoneCurrent() = 0;
+    /**
+     * Returns a GraphicsContext that the frontend provides that is shared with the emu window. This
+     * context can be used from other threads for background graphics computation. If the frontend
+     * is using a graphics backend that doesn't need anything specific to run on a different thread,
+     * then it can use a stubbed implemenation for GraphicsContext.
+     *
+     * If the return value is null, then the core should assume that the frontend cannot provide a
+     * Shared Context
+     */
+    virtual std::unique_ptr<GraphicsContext> CreateSharedContext() const {
+        return nullptr;
+    }
 
     /**
      * Signal that a touch pressed event has occurred (e.g. mouse click pressed)

src/core/frontend/scope_acquire_window_context.cpp

@@ -1,18 +0,0 @@
-// Copyright 2019 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "core/frontend/emu_window.h"
-#include "core/frontend/scope_acquire_window_context.h"
-
-namespace Core::Frontend {
-
-ScopeAcquireWindowContext::ScopeAcquireWindowContext(Core::Frontend::EmuWindow& emu_window_)
-    : emu_window{emu_window_} {
-    emu_window.MakeCurrent();
-}
-ScopeAcquireWindowContext::~ScopeAcquireWindowContext() {
-    emu_window.DoneCurrent();
-}
-
-} // namespace Core::Frontend

src/core/frontend/scope_acquire_window_context.h

@@ -1,23 +0,0 @@
-// Copyright 2019 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include "common/common_types.h"
-
-namespace Core::Frontend {
-
-class EmuWindow;
-
-/// Helper class to acquire/release window context within a given scope
-class ScopeAcquireWindowContext : NonCopyable {
-public:
-    explicit ScopeAcquireWindowContext(Core::Frontend::EmuWindow& window);
-    ~ScopeAcquireWindowContext();
-
-private:
-    Core::Frontend::EmuWindow& emu_window;
-};
-
-} // namespace Core::Frontend

src/core/hle/ipc_helpers.h

@@ -216,11 +216,6 @@ private:
 
 /// Push ///
 
-template <>
-inline void ResponseBuilder::Push(s32 value) {
-    cmdbuf[index++] = static_cast<u32>(value);
-}
-
 template <>
 inline void ResponseBuilder::Push(u32 value) {
     cmdbuf[index++] = value;
@@ -239,22 +234,6 @@ inline void ResponseBuilder::Push(ResultCode value) {
     Push<u32>(0);
 }
 
-template <>
-inline void ResponseBuilder::Push(s8 value) {
-    PushRaw(value);
-}
-
-template <>
-inline void ResponseBuilder::Push(s16 value) {
-    PushRaw(value);
-}
-
-template <>
-inline void ResponseBuilder::Push(s64 value) {
-    Push(static_cast<u32>(value));
-    Push(static_cast<u32>(value >> 32));
-}
-
 template <>
 inline void ResponseBuilder::Push(u8 value) {
     PushRaw(value);

src/core/hle/kernel/svc.cpp

@@ -597,7 +597,6 @@ enum class BreakType : u32 {
     PostNROLoad = 4,
     PreNROUnload = 5,
     PostNROUnload = 6,
-    CppException = 7,
 };
 
 struct BreakReason {
@@ -670,9 +669,6 @@ static void Break(u32 reason, u64 info1, u64 info2) {
                     "Signalling debugger, Unloaded an NRO at 0x{:016X} with size 0x{:016X}", info1,
                     info2);
         break;
-    case BreakType::CppException:
-        LOG_CRITICAL(Debug_Emulated, "Signalling debugger. Uncaught C++ exception encountered.");
-        break;
     default:
         LOG_WARNING(
             Debug_Emulated,

src/core/hle/service/nvflinger/nvflinger.cpp

@@ -5,6 +5,7 @@
 #include <algorithm>
 #include <optional>
 
+#include "common/alignment.h"
 #include "common/assert.h"
 #include "common/logging/log.h"
 #include "common/microprofile.h"
@@ -21,6 +22,7 @@
 #include "core/hle/service/nvflinger/nvflinger.h"
 #include "core/perf_stats.h"
 #include "video_core/renderer_base.h"
+#include "video_core/video_core.h"
 
 namespace Service::NVFlinger {
 
@@ -28,6 +30,12 @@ constexpr std::size_t SCREEN_REFRESH_RATE = 60;
 constexpr u64 frame_ticks = static_cast<u64>(CoreTiming::BASE_CLOCK_RATE / SCREEN_REFRESH_RATE);
 
 NVFlinger::NVFlinger() {
+    // Add the different displays to the list of displays.
+    displays.emplace_back(0, "Default");
+    displays.emplace_back(1, "External");
+    displays.emplace_back(2, "Edid");
+    displays.emplace_back(3, "Internal");
+
     // Schedule the screen composition events
     composition_event =
         CoreTiming::RegisterEvent("ScreenComposition", [this](u64 userdata, int cycles_late) {
@@ -47,13 +55,13 @@ void NVFlinger::SetNVDrvInstance(std::shared_ptr<Nvidia::Module> instance) {
 }
 
 u64 NVFlinger::OpenDisplay(std::string_view name) {
-    LOG_DEBUG(Service, "Opening \"{}\" display", name);
+    LOG_WARNING(Service, "Opening display {}", name);
 
     // TODO(Subv): Currently we only support the Default display.
     ASSERT(name == "Default");
 
-    const auto itr = std::find_if(displays.begin(), displays.end(),
-                                  [&](const Display& display) { return display.name == name; });
+    auto itr = std::find_if(displays.begin(), displays.end(),
+                            [&](const Display& display) { return display.name == name; });
 
     ASSERT(itr != displays.end());
 
@@ -65,8 +73,8 @@ u64 NVFlinger::CreateLayer(u64 display_id) {
 
     ASSERT_MSG(display.layers.empty(), "Only one layer is supported per display at the moment");
 
-    const u64 layer_id = next_layer_id++;
-    const u32 buffer_queue_id = next_buffer_queue_id++;
+    u64 layer_id = next_layer_id++;
+    u32 buffer_queue_id = next_buffer_queue_id++;
     auto buffer_queue = std::make_shared<BufferQueue>(buffer_queue_id, layer_id);
     display.layers.emplace_back(layer_id, buffer_queue);
     buffer_queues.emplace_back(std::move(buffer_queue));
@@ -83,16 +91,16 @@ Kernel::SharedPtr<Kernel::ReadableEvent> NVFlinger::GetVsyncEvent(u64 display_id
 }
 
 std::shared_ptr<BufferQueue> NVFlinger::GetBufferQueue(u32 id) const {
-    const auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(),
-                                  [&](const auto& queue) { return queue->GetId() == id; });
+    auto itr = std::find_if(buffer_queues.begin(), buffer_queues.end(),
+                            [&](const auto& queue) { return queue->GetId() == id; });
 
     ASSERT(itr != buffer_queues.end());
     return *itr;
 }
 
 Display& NVFlinger::GetDisplay(u64 display_id) {
-    const auto itr = std::find_if(displays.begin(), displays.end(),
-                                  [&](const Display& display) { return display.id == display_id; });
+    auto itr = std::find_if(displays.begin(), displays.end(),
+                            [&](const Display& display) { return display.id == display_id; });
 
     ASSERT(itr != displays.end());
     return *itr;
@@ -101,8 +109,8 @@ Display& NVFlinger::GetDisplay(u64 display_id) {
 Layer& NVFlinger::GetLayer(u64 display_id, u64 layer_id) {
     auto& display = GetDisplay(display_id);
 
-    const auto itr = std::find_if(display.layers.begin(), display.layers.end(),
-                                  [&](const Layer& layer) { return layer.id == layer_id; });
+    auto itr = std::find_if(display.layers.begin(), display.layers.end(),
+                            [&](const Layer& layer) { return layer.id == layer_id; });
 
     ASSERT(itr != display.layers.end());
     return *itr;
@@ -137,7 +145,7 @@ void NVFlinger::Compose() {
             continue;
         }
 
-        const auto& igbp_buffer = buffer->get().igbp_buffer;
+        auto& igbp_buffer = buffer->get().igbp_buffer;
 
         // Now send the buffer to the GPU for drawing.
         // TODO(Subv): Support more than just disp0. The display device selection is probably based

src/core/hle/service/nvflinger/nvflinger.h

@@ -4,7 +4,6 @@
 
 #pragma once
 
-#include <array>
 #include <memory>
 #include <string>
 #include <string_view>
@@ -85,13 +84,7 @@ private:
 
     std::shared_ptr<Nvidia::Module> nvdrv;
 
-    std::array<Display, 5> displays{{
-        {0, "Default"},
-        {1, "External"},
-        {2, "Edid"},
-        {3, "Internal"},
-        {4, "Null"},
-    }};
+    std::vector<Display> displays;
     std::vector<std::shared_ptr<BufferQueue>> buffer_queues;
 
     /// Id to use for the next layer that is created, this counter is shared among all displays.

src/core/hle/service/pm/pm.cpp

@@ -13,7 +13,7 @@ public:
     explicit BootMode() : ServiceFramework{"pm:bm"} {
         static const FunctionInfo functions[] = {
             {0, &BootMode::GetBootMode, "GetBootMode"},
-            {1, &BootMode::SetMaintenanceBoot, "SetMaintenanceBoot"},
+            {1, nullptr, "SetMaintenanceBoot"},
         };
         RegisterHandlers(functions);
     }
@@ -24,19 +24,8 @@ private:
 
         IPC::ResponseBuilder rb{ctx, 3};
         rb.Push(RESULT_SUCCESS);
-        rb.PushEnum(boot_mode);
+        rb.Push<u32>(static_cast<u32>(SystemBootMode::Normal)); // Normal boot mode
     }
-
-    void SetMaintenanceBoot(Kernel::HLERequestContext& ctx) {
-        LOG_DEBUG(Service_PM, "called");
-
-        boot_mode = SystemBootMode::Maintenance;
-
-        IPC::ResponseBuilder rb{ctx, 2};
-        rb.Push(RESULT_SUCCESS);
-    }
-
-    SystemBootMode boot_mode = SystemBootMode::Normal;
 };
 
 class DebugMonitor final : public ServiceFramework<DebugMonitor> {

src/core/hle/service/pm/pm.h

@@ -9,12 +9,7 @@ class ServiceManager;
 }
 
 namespace Service::PM {
-
-enum class SystemBootMode {
-    Normal,
-    Maintenance,
-};
-
+enum class SystemBootMode : u32 { Normal = 0, Maintenance = 1 };
 /// Registers all PM services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager);
 

src/core/hle/service/vi/vi.cpp

@@ -704,14 +704,13 @@ private:
         rb.Push(RESULT_SUCCESS);
     }
 
-    // This function currently does nothing but return a success error code in
-    // the vi library itself, so do the same thing, but log out the passed in values.
     void SetLayerVisibility(Kernel::HLERequestContext& ctx) {
         IPC::RequestParser rp{ctx};
         const u64 layer_id = rp.Pop<u64>();
         const bool visibility = rp.Pop<bool>();
 
-        LOG_DEBUG(Service_VI, "called, layer_id=0x{:08X}, visibility={}", layer_id, visibility);
+        LOG_WARNING(Service_VI, "(STUBBED) called, layer_id=0x{:08X}, visibility={}", layer_id,
+                    visibility);
 
         IPC::ResponseBuilder rb{ctx, 2};
         rb.Push(RESULT_SUCCESS);

src/core/settings.cpp

@@ -74,33 +74,4 @@ void Apply() {
     Service::HID::ReloadInputDevices();
 }
 
-template <typename T>
-void LogSetting(const std::string& name, const T& value) {
-    LOG_INFO(Config, "{}: {}", name, value);
-}
-
-void LogSettings() {
-    LOG_INFO(Config, "yuzu Configuration:");
-    LogSetting("System_UseDockedMode", Settings::values.use_docked_mode);
-    LogSetting("System_EnableNfc", Settings::values.enable_nfc);
-    LogSetting("System_RngSeed", Settings::values.rng_seed.value_or(0));
-    LogSetting("System_CurrentUser", Settings::values.current_user);
-    LogSetting("System_LanguageIndex", Settings::values.language_index);
-    LogSetting("Core_UseCpuJit", Settings::values.use_cpu_jit);
-    LogSetting("Core_UseMultiCore", Settings::values.use_multi_core);
-    LogSetting("Renderer_UseResolutionFactor", Settings::values.resolution_factor);
-    LogSetting("Renderer_UseFrameLimit", Settings::values.use_frame_limit);
-    LogSetting("Renderer_FrameLimit", Settings::values.frame_limit);
-    LogSetting("Renderer_UseAccurateGpuEmulation", Settings::values.use_accurate_gpu_emulation);
-    LogSetting("Audio_OutputEngine", Settings::values.sink_id);
-    LogSetting("Audio_EnableAudioStretching", Settings::values.enable_audio_stretching);
-    LogSetting("Audio_OutputDevice", Settings::values.audio_device_id);
-    LogSetting("DataStorage_UseVirtualSd", Settings::values.use_virtual_sd);
-    LogSetting("DataStorage_NandDir", Settings::values.nand_dir);
-    LogSetting("DataStorage_SdmcDir", Settings::values.sdmc_dir);
-    LogSetting("Debugging_UseGdbstub", Settings::values.use_gdbstub);
-    LogSetting("Debugging_GdbstubPort", Settings::values.gdbstub_port);
-    LogSetting("Debugging_ProgramArgs", Settings::values.program_args);
-}
-
 } // namespace Settings

src/core/settings.h

@@ -425,5 +425,4 @@ struct Values {
 } extern values;
 
 void Apply();
-void LogSettings();
 } // namespace Settings

src/video_core/CMakeLists.txt

@@ -59,35 +59,6 @@ add_library(video_core STATIC
     renderer_opengl/renderer_opengl.h
     renderer_opengl/utils.cpp
     renderer_opengl/utils.h
-    shader/decode/arithmetic.cpp
-    shader/decode/arithmetic_immediate.cpp
-    shader/decode/bfe.cpp
-    shader/decode/bfi.cpp
-    shader/decode/shift.cpp
-    shader/decode/arithmetic_integer.cpp
-    shader/decode/arithmetic_integer_immediate.cpp
-    shader/decode/arithmetic_half.cpp
-    shader/decode/arithmetic_half_immediate.cpp
-    shader/decode/ffma.cpp
-    shader/decode/hfma2.cpp
-    shader/decode/conversion.cpp
-    shader/decode/memory.cpp
-    shader/decode/float_set_predicate.cpp
-    shader/decode/integer_set_predicate.cpp
-    shader/decode/half_set_predicate.cpp
-    shader/decode/predicate_set_register.cpp
-    shader/decode/predicate_set_predicate.cpp
-    shader/decode/register_set_predicate.cpp
-    shader/decode/float_set.cpp
-    shader/decode/integer_set.cpp
-    shader/decode/half_set.cpp
-    shader/decode/video.cpp
-    shader/decode/xmad.cpp
-    shader/decode/other.cpp
-    shader/decode.cpp
-    shader/shader_ir.cpp
-    shader/shader_ir.h
-    shader/track.cpp
     surface.cpp
     surface.h
     textures/astc.cpp

src/video_core/engines/maxwell_3d.cpp

@@ -37,7 +37,6 @@ void Maxwell3D::InitializeRegisterDefaults() {
         regs.viewports[viewport].depth_range_near = 0.0f;
         regs.viewports[viewport].depth_range_far = 1.0f;
     }
-
     // Doom and Bomberman seems to use the uninitialized registers and just enable blend
     // so initialize blend registers with sane values
     regs.blend.equation_rgb = Regs::Blend::Equation::Add;
@@ -67,7 +66,6 @@ void Maxwell3D::InitializeRegisterDefaults() {
     regs.stencil_back_func_func = Regs::ComparisonOp::Always;
     regs.stencil_back_func_mask = 0xFFFFFFFF;
     regs.stencil_back_mask = 0xFFFFFFFF;
-
     // TODO(Rodrigo): Most games do not set a point size. I think this is a case of a
     // register carrying a default value. Assume it's OpenGL's default (1).
     regs.point_size = 1.0f;
@@ -80,9 +78,6 @@ void Maxwell3D::InitializeRegisterDefaults() {
         regs.color_mask[color_mask].B.Assign(1);
         regs.color_mask[color_mask].A.Assign(1);
     }
-
-    // Commercial games seem to assume this value is enabled and nouveau sets this value manually.
-    regs.rt_separate_frag_data = 1;
 }
 
 void Maxwell3D::CallMacroMethod(u32 method, std::vector<u32> parameters) {

src/video_core/engines/shader_bytecode.h

@@ -208,8 +208,6 @@ enum class UniformType : u64 {
     SignedShort = 3,
     Single = 4,
     Double = 5,
-    Quad = 6,
-    UnsignedQuad = 7,
 };
 
 enum class StoreType : u64 {
@@ -399,10 +397,6 @@ struct IpaMode {
     bool operator!=(const IpaMode& a) const {
         return !operator==(a);
     }
-    bool operator<(const IpaMode& a) const {
-        return std::tie(interpolation_mode, sampling_mode) <
-               std::tie(a.interpolation_mode, a.sampling_mode);
-    }
 };
 
 enum class SystemVariable : u64 {
@@ -650,7 +644,6 @@ union Instruction {
             BitField<37, 2, HalfPrecision> precision;
             BitField<32, 1, u64> saturate;
 
-            BitField<31, 1, u64> negate_b;
             BitField<30, 1, u64> negate_c;
             BitField<35, 2, HalfType> type_c;
         } rr;
@@ -786,12 +779,6 @@ union Instruction {
         BitField<44, 2, u64> unknown;
     } st_l;
 
-    union {
-        BitField<48, 3, UniformType> type;
-        BitField<46, 2, u64> cache_mode;
-        BitField<20, 24, s64> immediate_offset;
-    } ldg;
-
     union {
         BitField<0, 3, u64> pred0;
         BitField<3, 3, u64> pred3;
@@ -1444,7 +1431,6 @@ public:
         PredicateSetRegister,
         RegisterSetPredicate,
         Conversion,
-        Video,
         Xmad,
         Unknown,
     };
@@ -1576,8 +1562,8 @@ private:
             INST("11100000--------", Id::IPA, Type::Trivial, "IPA"),
             INST("1111101111100---", Id::OUT_R, Type::Trivial, "OUT_R"),
             INST("1110111111010---", Id::ISBERD, Type::Trivial, "ISBERD"),
-            INST("01011111--------", Id::VMAD, Type::Video, "VMAD"),
-            INST("0101000011110---", Id::VSETP, Type::Video, "VSETP"),
+            INST("01011111--------", Id::VMAD, Type::Trivial, "VMAD"),
+            INST("0101000011110---", Id::VSETP, Type::Trivial, "VSETP"),
             INST("0011001-1-------", Id::FFMA_IMM, Type::Ffma, "FFMA_IMM"),
             INST("010010011-------", Id::FFMA_CR, Type::Ffma, "FFMA_CR"),
             INST("010100011-------", Id::FFMA_RC, Type::Ffma, "FFMA_RC"),

src/video_core/engines/shader_header.h

@@ -106,7 +106,7 @@ struct Header {
         } ps;
     };
 
-    u64 GetLocalMemorySize() const {
+    u64 GetLocalMemorySize() {
         return (common1.shader_local_memory_low_size |
                 (common2.shader_local_memory_high_size << 24));
     }

src/video_core/gpu.cpp

@@ -3,8 +3,6 @@
 // Refer to the license.txt file included.
 
 #include "common/assert.h"
-#include "core/core_timing.h"
-#include "core/memory.h"
 #include "video_core/engines/fermi_2d.h"
 #include "video_core/engines/kepler_memory.h"
 #include "video_core/engines/maxwell_3d.h"
@@ -126,36 +124,9 @@ u32 DepthFormatBytesPerPixel(DepthFormat format) {
     }
 }
 
-// Note that, traditionally, methods are treated as 4-byte addressable locations, and hence
-// their numbers are written down multiplied by 4 in Docs. Here we are not multiply by 4.
-// So the values you see in docs might be multiplied by 4.
 enum class BufferMethods {
-    BindObject = 0x0,
-    Nop = 0x2,
-    SemaphoreAddressHigh = 0x4,
-    SemaphoreAddressLow = 0x5,
-    SemaphoreSequence = 0x6,
-    SemaphoreTrigger = 0x7,
-    NotifyIntr = 0x8,
-    WrcacheFlush = 0x9,
-    Unk28 = 0xA,
-    Unk2c = 0xB,
-    RefCnt = 0x14,
-    SemaphoreAcquire = 0x1A,
-    SemaphoreRelease = 0x1B,
-    Unk70 = 0x1C,
-    Unk74 = 0x1D,
-    Unk78 = 0x1E,
-    Unk7c = 0x1F,
-    Yield = 0x20,
-    NonPullerMethods = 0x40,
-};
-
-enum class GpuSemaphoreOperation {
-    AcquireEqual = 0x1,
-    WriteLong = 0x2,
-    AcquireGequal = 0x4,
-    AcquireMask = 0x8,
+    BindObject = 0,
+    CountBufferMethods = 0x40,
 };
 
 void GPU::CallMethod(const MethodCall& method_call) {
@@ -164,78 +135,20 @@ void GPU::CallMethod(const MethodCall& method_call) {
 
     ASSERT(method_call.subchannel < bound_engines.size());
 
-    if (ExecuteMethodOnEngine(method_call)) {
-        CallEngineMethod(method_call);
-    } else {
-        CallPullerMethod(method_call);
+    if (method_call.method == static_cast<u32>(BufferMethods::BindObject)) {
+        // Bind the current subchannel to the desired engine id.
+        LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel,
+                  method_call.argument);
+        bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument);
+        return;
     }
-}
 
-bool GPU::ExecuteMethodOnEngine(const MethodCall& method_call) {
-    const auto method = static_cast<BufferMethods>(method_call.method);
-    return method >= BufferMethods::NonPullerMethods;
-}
+    if (method_call.method < static_cast<u32>(BufferMethods::CountBufferMethods)) {
+        // TODO(Subv): Research and implement these methods.
+        LOG_ERROR(HW_GPU, "Special buffer methods other than Bind are not implemented");
+        return;
+    }
 
-void GPU::CallPullerMethod(const MethodCall& method_call) {
-    regs.reg_array[method_call.method] = method_call.argument;
-    const auto method = static_cast<BufferMethods>(method_call.method);
-
-    switch (method) {
-    case BufferMethods::BindObject: {
-        ProcessBindMethod(method_call);
-        break;
-    }
-    case BufferMethods::Nop:
-    case BufferMethods::SemaphoreAddressHigh:
-    case BufferMethods::SemaphoreAddressLow:
-    case BufferMethods::SemaphoreSequence:
-    case BufferMethods::RefCnt:
-        break;
-    case BufferMethods::SemaphoreTrigger: {
-        ProcessSemaphoreTriggerMethod();
-        break;
-    }
-    case BufferMethods::NotifyIntr: {
-        // TODO(Kmather73): Research and implement this method.
-        LOG_ERROR(HW_GPU, "Special puller engine method NotifyIntr not implemented");
-        break;
-    }
-    case BufferMethods::WrcacheFlush: {
-        // TODO(Kmather73): Research and implement this method.
-        LOG_ERROR(HW_GPU, "Special puller engine method WrcacheFlush not implemented");
-        break;
-    }
-    case BufferMethods::Unk28: {
-        // TODO(Kmather73): Research and implement this method.
-        LOG_ERROR(HW_GPU, "Special puller engine method Unk28 not implemented");
-        break;
-    }
-    case BufferMethods::Unk2c: {
-        // TODO(Kmather73): Research and implement this method.
-        LOG_ERROR(HW_GPU, "Special puller engine method Unk2c not implemented");
-        break;
-    }
-    case BufferMethods::SemaphoreAcquire: {
-        ProcessSemaphoreAcquire();
-        break;
-    }
-    case BufferMethods::SemaphoreRelease: {
-        ProcessSemaphoreRelease();
-        break;
-    }
-    case BufferMethods::Yield: {
-        // TODO(Kmather73): Research and implement this method.
-        LOG_ERROR(HW_GPU, "Special puller engine method Yield not implemented");
-        break;
-    }
-    default:
-        LOG_ERROR(HW_GPU, "Special puller engine method {:X} not implemented",
-                  static_cast<u32>(method));
-        break;
-    }
-}
-
-void GPU::CallEngineMethod(const MethodCall& method_call) {
     const EngineID engine = bound_engines[method_call.subchannel];
 
     switch (engine) {
@@ -259,76 +172,4 @@ void GPU::CallEngineMethod(const MethodCall& method_call) {
     }
 }
 
-void GPU::ProcessBindMethod(const MethodCall& method_call) {
-    // Bind the current subchannel to the desired engine id.
-    LOG_DEBUG(HW_GPU, "Binding subchannel {} to engine {}", method_call.subchannel,
-              method_call.argument);
-    bound_engines[method_call.subchannel] = static_cast<EngineID>(method_call.argument);
-}
-
-void GPU::ProcessSemaphoreTriggerMethod() {
-    const auto semaphoreOperationMask = 0xF;
-    const auto op =
-        static_cast<GpuSemaphoreOperation>(regs.semaphore_trigger & semaphoreOperationMask);
-    if (op == GpuSemaphoreOperation::WriteLong) {
-        auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress());
-        struct Block {
-            u32 sequence;
-            u32 zeros = 0;
-            u64 timestamp;
-        };
-
-        Block block{};
-        block.sequence = regs.semaphore_sequence;
-        // TODO(Kmather73): Generate a real GPU timestamp and write it here instead of
-        // CoreTiming
-        block.timestamp = CoreTiming::GetTicks();
-        Memory::WriteBlock(*address, &block, sizeof(block));
-    } else {
-        const auto address =
-            memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress());
-        const u32 word = Memory::Read32(*address);
-        if ((op == GpuSemaphoreOperation::AcquireEqual && word == regs.semaphore_sequence) ||
-            (op == GpuSemaphoreOperation::AcquireGequal &&
-             static_cast<s32>(word - regs.semaphore_sequence) > 0) ||
-            (op == GpuSemaphoreOperation::AcquireMask && (word & regs.semaphore_sequence))) {
-            // Nothing to do in this case
-        } else {
-            regs.acquire_source = true;
-            regs.acquire_value = regs.semaphore_sequence;
-            if (op == GpuSemaphoreOperation::AcquireEqual) {
-                regs.acquire_active = true;
-                regs.acquire_mode = false;
-            } else if (op == GpuSemaphoreOperation::AcquireGequal) {
-                regs.acquire_active = true;
-                regs.acquire_mode = true;
-            } else if (op == GpuSemaphoreOperation::AcquireMask) {
-                // TODO(kemathe) The acquire mask operation waits for a value that, ANDed with
-                // semaphore_sequence, gives a non-0 result
-                LOG_ERROR(HW_GPU, "Invalid semaphore operation AcquireMask not implemented");
-            } else {
-                LOG_ERROR(HW_GPU, "Invalid semaphore operation");
-            }
-        }
-    }
-}
-
-void GPU::ProcessSemaphoreRelease() {
-    const auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress());
-    Memory::Write32(*address, regs.semaphore_release);
-}
-
-void GPU::ProcessSemaphoreAcquire() {
-    const auto address = memory_manager->GpuToCpuAddress(regs.smaphore_address.SmaphoreAddress());
-    const u32 word = Memory::Read32(*address);
-    const auto value = regs.semaphore_acquire;
-    if (word != value) {
-        regs.acquire_active = true;
-        regs.acquire_value = value;
-        // TODO(kemathe73) figure out how to do the acquire_timeout
-        regs.acquire_mode = false;
-        regs.acquire_source = false;
-    }
-}
-
 } // namespace Tegra

src/video_core/gpu.h

@@ -156,46 +156,6 @@ public:
     /// Returns a const reference to the GPU DMA pusher.
     const Tegra::DmaPusher& DmaPusher() const;
 
-    struct Regs {
-        static constexpr size_t NUM_REGS = 0x100;
-
-        union {
-            struct {
-                INSERT_PADDING_WORDS(0x4);
-                struct {
-                    u32 address_high;
-                    u32 address_low;
-
-                    GPUVAddr SmaphoreAddress() const {
-                        return static_cast<GPUVAddr>((static_cast<GPUVAddr>(address_high) << 32) |
-                                                     address_low);
-                    }
-                } smaphore_address;
-
-                u32 semaphore_sequence;
-                u32 semaphore_trigger;
-                INSERT_PADDING_WORDS(0xC);
-
-                // The puser and the puller share the reference counter, the pusher only has read
-                // access
-                u32 reference_count;
-                INSERT_PADDING_WORDS(0x5);
-
-                u32 semaphore_acquire;
-                u32 semaphore_release;
-                INSERT_PADDING_WORDS(0xE4);
-
-                // Puller state
-                u32 acquire_mode;
-                u32 acquire_source;
-                u32 acquire_active;
-                u32 acquire_timeout;
-                u32 acquire_value;
-            };
-            std::array<u32, NUM_REGS> reg_array;
-        };
-    } regs{};
-
 private:
     std::unique_ptr<Tegra::DmaPusher> dma_pusher;
     std::unique_ptr<Tegra::MemoryManager> memory_manager;
@@ -213,37 +173,6 @@ private:
     std::unique_ptr<Engines::MaxwellDMA> maxwell_dma;
     /// Inline memory engine
     std::unique_ptr<Engines::KeplerMemory> kepler_memory;
-
-    void ProcessBindMethod(const MethodCall& method_call);
-    void ProcessSemaphoreTriggerMethod();
-    void ProcessSemaphoreRelease();
-    void ProcessSemaphoreAcquire();
-
-    // Calls a GPU puller method.
-    void CallPullerMethod(const MethodCall& method_call);
-    // Calls a GPU engine method.
-    void CallEngineMethod(const MethodCall& method_call);
-    // Determines where the method should be executed.
-    bool ExecuteMethodOnEngine(const MethodCall& method_call);
 };
 
-#define ASSERT_REG_POSITION(field_name, position)                                                  \
-    static_assert(offsetof(GPU::Regs, field_name) == position * 4,                                 \
-                  "Field " #field_name " has invalid position")
-
-ASSERT_REG_POSITION(smaphore_address, 0x4);
-ASSERT_REG_POSITION(semaphore_sequence, 0x6);
-ASSERT_REG_POSITION(semaphore_trigger, 0x7);
-ASSERT_REG_POSITION(reference_count, 0x14);
-ASSERT_REG_POSITION(semaphore_acquire, 0x1A);
-ASSERT_REG_POSITION(semaphore_release, 0x1B);
-
-ASSERT_REG_POSITION(acquire_mode, 0x100);
-ASSERT_REG_POSITION(acquire_source, 0x101);
-ASSERT_REG_POSITION(acquire_active, 0x102);
-ASSERT_REG_POSITION(acquire_timeout, 0x103);
-ASSERT_REG_POSITION(acquire_value, 0x104);
-
-#undef ASSERT_REG_POSITION
-
 } // namespace Tegra

src/video_core/renderer_opengl/gl_global_cache.cpp

@@ -4,13 +4,8 @@
 
 #include <glad/glad.h>
 
-#include "common/assert.h"
-#include "common/logging/log.h"
-#include "core/core.h"
-#include "core/memory.h"
 #include "video_core/renderer_opengl/gl_global_cache.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
-#include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/utils.h"
 
 namespace OpenGL {
@@ -23,72 +18,7 @@ CachedGlobalRegion::CachedGlobalRegion(VAddr addr, u32 size) : addr{addr}, size{
     LabelGLObject(GL_BUFFER, buffer.handle, addr, "GlobalMemory");
 }
 
-void CachedGlobalRegion::Reload(u32 size_) {
-    constexpr auto max_size = static_cast<u32>(RasterizerOpenGL::MaxGlobalMemorySize);
-
-    size = size_;
-    if (size > max_size) {
-        size = max_size;
-        LOG_CRITICAL(HW_GPU, "Global region size {} exceeded the expected size {}!", size_,
-                     max_size);
-    }
-
-    // TODO(Rodrigo): Get rid of Memory::GetPointer with a staging buffer
-    glBindBuffer(GL_SHADER_STORAGE_BUFFER, buffer.handle);
-    glBufferData(GL_SHADER_STORAGE_BUFFER, size, Memory::GetPointer(addr), GL_DYNAMIC_DRAW);
-}
-
-GlobalRegion GlobalRegionCacheOpenGL::TryGetReservedGlobalRegion(VAddr addr, u32 size) const {
-    const auto search{reserve.find(addr)};
-    if (search == reserve.end()) {
-        return {};
-    }
-    return search->second;
-}
-
-GlobalRegion GlobalRegionCacheOpenGL::GetUncachedGlobalRegion(VAddr addr, u32 size) {
-    GlobalRegion region{TryGetReservedGlobalRegion(addr, size)};
-    if (!region) {
-        // No reserved surface available, create a new one and reserve it
-        region = std::make_shared<CachedGlobalRegion>(addr, size);
-        ReserveGlobalRegion(region);
-    }
-    region->Reload(size);
-    return region;
-}
-
-void GlobalRegionCacheOpenGL::ReserveGlobalRegion(const GlobalRegion& region) {
-    reserve[region->GetAddr()] = region;
-}
-
 GlobalRegionCacheOpenGL::GlobalRegionCacheOpenGL(RasterizerOpenGL& rasterizer)
     : RasterizerCache{rasterizer} {}
 
-GlobalRegion GlobalRegionCacheOpenGL::GetGlobalRegion(
-    const GLShader::GlobalMemoryEntry& global_region,
-    Tegra::Engines::Maxwell3D::Regs::ShaderStage stage) {
-
-    auto& gpu{Core::System::GetInstance().GPU()};
-    const auto cbufs = gpu.Maxwell3D().state.shader_stages[static_cast<u64>(stage)];
-    const auto cbuf_addr = gpu.MemoryManager().GpuToCpuAddress(
-        cbufs.const_buffers[global_region.GetCbufIndex()].address + global_region.GetCbufOffset());
-    ASSERT(cbuf_addr);
-
-    const auto actual_addr_gpu = Memory::Read64(*cbuf_addr);
-    const auto size = Memory::Read32(*cbuf_addr + 8);
-    const auto actual_addr = gpu.MemoryManager().GpuToCpuAddress(actual_addr_gpu);
-    ASSERT(actual_addr);
-
-    // Look up global region in the cache based on address
-    GlobalRegion region = TryGet(*actual_addr);
-
-    if (!region) {
-        // No global region found - create a new one
-        region = GetUncachedGlobalRegion(*actual_addr, size);
-        Register(region);
-    }
-
-    return region;
-}
-
 } // namespace OpenGL

src/video_core/renderer_opengl/gl_global_cache.h

@@ -5,13 +5,9 @@
 #pragma once
 
 #include <memory>
-#include <unordered_map>
-
 #include <glad/glad.h>
 
-#include "common/assert.h"
 #include "common/common_types.h"
-#include "video_core/engines/maxwell_3d.h"
 #include "video_core/rasterizer_cache.h"
 #include "video_core/renderer_opengl/gl_resource_manager.h"
 
@@ -44,9 +40,6 @@ public:
         return buffer.handle;
     }
 
-    /// Reloads the global region from guest memory
-    void Reload(u32 size_);
-
     // TODO(Rodrigo): When global memory is written (STG), implement flushing
     void Flush() override {
         UNIMPLEMENTED();
@@ -62,17 +55,6 @@ private:
 class GlobalRegionCacheOpenGL final : public RasterizerCache<GlobalRegion> {
 public:
     explicit GlobalRegionCacheOpenGL(RasterizerOpenGL& rasterizer);
-
-    /// Gets the current specified shader stage program
-    GlobalRegion GetGlobalRegion(const GLShader::GlobalMemoryEntry& descriptor,
-                                 Tegra::Engines::Maxwell3D::Regs::ShaderStage stage);
-
-private:
-    GlobalRegion TryGetReservedGlobalRegion(VAddr addr, u32 size) const;
-    GlobalRegion GetUncachedGlobalRegion(VAddr addr, u32 size);
-    void ReserveGlobalRegion(const GlobalRegion& region);
-
-    std::unordered_map<VAddr, GlobalRegion> reserve;
 };
 
 } // namespace OpenGL

src/video_core/renderer_opengl/gl_rasterizer.cpp

@@ -297,7 +297,10 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
     MICROPROFILE_SCOPE(OpenGL_Shader);
     auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
 
-    BaseBindings base_bindings;
+    // Next available bindpoints to use when uploading the const buffers and textures to the GLSL
+    // shaders. The constbuffer bindpoint starts after the shader stage configuration bind points.
+    u32 current_constbuffer_bindpoint = Tegra::Engines::Maxwell3D::Regs::MaxShaderStage;
+    u32 current_texture_bindpoint = 0;
     std::array<bool, Maxwell::NumClipDistances> clip_distances{};
 
     for (std::size_t index = 0; index < Maxwell::MaxShaderProgram; ++index) {
@@ -321,35 +324,43 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
         const GLintptr offset = buffer_cache.UploadHostMemory(
             &ubo, sizeof(ubo), static_cast<std::size_t>(uniform_buffer_alignment));
 
-        // Bind the emulation info buffer
-        glBindBufferRange(GL_UNIFORM_BUFFER, base_bindings.cbuf, buffer_cache.GetHandle(), offset,
-                          static_cast<GLsizeiptr>(sizeof(ubo)));
+        // Bind the buffer
+        glBindBufferRange(GL_UNIFORM_BUFFER, static_cast<GLuint>(stage), buffer_cache.GetHandle(),
+                          offset, static_cast<GLsizeiptr>(sizeof(ubo)));
 
         Shader shader{shader_cache.GetStageProgram(program)};
-        const auto [program_handle, next_bindings] =
-            shader->GetProgramHandle(primitive_mode, base_bindings);
 
         switch (program) {
         case Maxwell::ShaderProgram::VertexA:
-        case Maxwell::ShaderProgram::VertexB:
-            shader_program_manager->UseProgrammableVertexShader(program_handle);
+        case Maxwell::ShaderProgram::VertexB: {
+            shader_program_manager->UseProgrammableVertexShader(
+                shader->GetProgramHandle(primitive_mode));
             break;
-        case Maxwell::ShaderProgram::Geometry:
-            shader_program_manager->UseProgrammableGeometryShader(program_handle);
+        }
+        case Maxwell::ShaderProgram::Geometry: {
+            shader_program_manager->UseProgrammableGeometryShader(
+                shader->GetProgramHandle(primitive_mode));
             break;
-        case Maxwell::ShaderProgram::Fragment:
-            shader_program_manager->UseProgrammableFragmentShader(program_handle);
+        }
+        case Maxwell::ShaderProgram::Fragment: {
+            shader_program_manager->UseProgrammableFragmentShader(
+                shader->GetProgramHandle(primitive_mode));
             break;
+        }
         default:
             LOG_CRITICAL(HW_GPU, "Unimplemented shader index={}, enable={}, offset=0x{:08X}", index,
                          shader_config.enable.Value(), shader_config.offset);
             UNREACHABLE();
         }
 
-        const auto stage_enum = static_cast<Maxwell::ShaderStage>(stage);
-        SetupConstBuffers(stage_enum, shader, program_handle, base_bindings);
-        SetupGlobalRegions(stage_enum, shader, program_handle, base_bindings);
-        SetupTextures(stage_enum, shader, program_handle, base_bindings);
+        // Configure the const buffers for this shader stage.
+        current_constbuffer_bindpoint =
+            SetupConstBuffers(static_cast<Maxwell::ShaderStage>(stage), shader, primitive_mode,
+                              current_constbuffer_bindpoint);
+
+        // Configure the textures for this shader stage.
+        current_texture_bindpoint = SetupTextures(static_cast<Maxwell::ShaderStage>(stage), shader,
+                                                  primitive_mode, current_texture_bindpoint);
 
         // Workaround for Intel drivers.
         // When a clip distance is enabled but not set in the shader it crops parts of the screen
@@ -364,8 +375,6 @@ void RasterizerOpenGL::SetupShaders(GLenum primitive_mode) {
             // VertexB was combined with VertexA, so we skip the VertexB iteration
             index++;
         }
-
-        base_bindings = next_bindings;
     }
 
     SyncClipEnabled(clip_distances);
@@ -500,7 +509,10 @@ void RasterizerOpenGL::ConfigureFramebuffers(OpenGLState& current_state, bool us
         depth_surface = res_cache.GetDepthBufferSurface(preserve_contents);
     }
 
-    UNIMPLEMENTED_IF(regs.rt_separate_frag_data == 0);
+    // TODO(bunnei): Figure out how the below register works. According to envytools, this should be
+    // used to enable multiple render targets. However, it is left unset on all games that I have
+    // tested.
+    UNIMPLEMENTED_IF(regs.rt_separate_frag_data != 0);
 
     // Bind the framebuffer surfaces
     current_state.framebuffer_srgb.enabled = regs.framebuffer_srgb != 0;
@@ -634,6 +646,8 @@ void RasterizerOpenGL::Clear() {
         return;
     }
 
+    ScopeAcquireGLContext acquire_context{emu_window};
+
     ConfigureFramebuffers(clear_state, use_color, use_depth || use_stencil, false,
                           regs.clear_buffers.RT.Value());
     if (regs.clear_flags.scissor) {
@@ -667,6 +681,8 @@ void RasterizerOpenGL::DrawArrays() {
     auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
     const auto& regs = gpu.regs;
 
+    ScopeAcquireGLContext acquire_context{emu_window};
+
     ConfigureFramebuffers(state);
     SyncColorMask();
     SyncFragmentColorClampState();
@@ -915,14 +931,13 @@ void RasterizerOpenGL::SamplerInfo::SyncWithConfig(const Tegra::Texture::TSCEntr
     }
 }
 
-void RasterizerOpenGL::SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
-                                         const Shader& shader, GLuint program_handle,
-                                         BaseBindings base_bindings) {
+u32 RasterizerOpenGL::SetupConstBuffers(Maxwell::ShaderStage stage, Shader& shader,
+                                        GLenum primitive_mode, u32 current_bindpoint) {
     MICROPROFILE_SCOPE(OpenGL_UBO);
     const auto& gpu = Core::System::GetInstance().GPU();
     const auto& maxwell3d = gpu.Maxwell3D();
     const auto& shader_stage = maxwell3d.state.shader_stages[static_cast<std::size_t>(stage)];
-    const auto& entries = shader->GetShaderEntries().const_buffers;
+    const auto& entries = shader->GetShaderEntries().const_buffer_entries;
 
     constexpr u64 max_binds = Tegra::Engines::Maxwell3D::Regs::MaxConstBuffers;
     std::array<GLuint, max_binds> bind_buffers;
@@ -965,70 +980,75 @@ void RasterizerOpenGL::SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::Shader
         size = Common::AlignUp(size, sizeof(GLvec4));
         ASSERT_MSG(size <= MaxConstbufferSize, "Constbuffer too big");
 
-        const GLintptr const_buffer_offset = buffer_cache.UploadMemory(
+        GLintptr const_buffer_offset = buffer_cache.UploadMemory(
             buffer.address, size, static_cast<std::size_t>(uniform_buffer_alignment));
 
+        // Now configure the bindpoint of the buffer inside the shader
+        glUniformBlockBinding(shader->GetProgramHandle(primitive_mode),
+                              shader->GetProgramResourceIndex(used_buffer),
+                              current_bindpoint + bindpoint);
+
         // Prepare values for multibind
         bind_buffers[bindpoint] = buffer_cache.GetHandle();
         bind_offsets[bindpoint] = const_buffer_offset;
         bind_sizes[bindpoint] = size;
     }
 
-    // The first binding is reserved for emulation values
-    const GLuint ubo_base_binding = base_bindings.cbuf + 1;
-    glBindBuffersRange(GL_UNIFORM_BUFFER, ubo_base_binding, static_cast<GLsizei>(entries.size()),
+    glBindBuffersRange(GL_UNIFORM_BUFFER, current_bindpoint, static_cast<GLsizei>(entries.size()),
                        bind_buffers.data(), bind_offsets.data(), bind_sizes.data());
+
+    return current_bindpoint + static_cast<u32>(entries.size());
 }
 
-void RasterizerOpenGL::SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
-                                          const Shader& shader, GLenum primitive_mode,
-                                          BaseBindings base_bindings) {
-    // TODO(Rodrigo): Use ARB_multi_bind here
-    const auto& entries = shader->GetShaderEntries().global_memory_entries;
-
-    for (u32 bindpoint = 0; bindpoint < static_cast<u32>(entries.size()); ++bindpoint) {
-        const auto& entry = entries[bindpoint];
-        const u32 current_bindpoint = base_bindings.gmem + bindpoint;
-        const auto& region = global_cache.GetGlobalRegion(entry, stage);
-
-        glBindBufferBase(GL_SHADER_STORAGE_BUFFER, current_bindpoint, region->GetBufferHandle());
-    }
-}
-
-void RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, const Shader& shader,
-                                     GLuint program_handle, BaseBindings base_bindings) {
+u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader,
+                                    GLenum primitive_mode, u32 current_unit) {
     MICROPROFILE_SCOPE(OpenGL_Texture);
     const auto& gpu = Core::System::GetInstance().GPU();
     const auto& maxwell3d = gpu.Maxwell3D();
-    const auto& entries = shader->GetShaderEntries().samplers;
+    const auto& entries = shader->GetShaderEntries().texture_samplers;
 
-    ASSERT_MSG(base_bindings.sampler + entries.size() <= std::size(state.texture_units),
+    ASSERT_MSG(current_unit + entries.size() <= std::size(state.texture_units),
                "Exceeded the number of active textures.");
 
     for (u32 bindpoint = 0; bindpoint < entries.size(); ++bindpoint) {
         const auto& entry = entries[bindpoint];
-        const u32 current_bindpoint = base_bindings.sampler + bindpoint;
-        auto& unit = state.texture_units[current_bindpoint];
+        const u32 current_bindpoint = current_unit + bindpoint;
+
+        // Bind the uniform to the sampler.
+
+        glProgramUniform1i(shader->GetProgramHandle(primitive_mode),
+                           shader->GetUniformLocation(entry), current_bindpoint);
 
         const auto texture = maxwell3d.GetStageTexture(entry.GetStage(), entry.GetOffset());
+
         if (!texture.enabled) {
-            unit.texture = 0;
+            state.texture_units[current_bindpoint].texture = 0;
             continue;
         }
 
         texture_samplers[current_bindpoint].SyncWithConfig(texture.tsc);
-
         Surface surface = res_cache.GetTextureSurface(texture, entry);
         if (surface != nullptr) {
-            unit.texture =
+            const GLuint handle =
                 entry.IsArray() ? surface->TextureLayer().handle : surface->Texture().handle;
-            surface->UpdateSwizzle(texture.tic.x_source, texture.tic.y_source, texture.tic.z_source,
-                                   texture.tic.w_source);
+            const GLenum target = entry.IsArray() ? surface->TargetLayer() : surface->Target();
+            state.texture_units[current_bindpoint].texture = handle;
+            state.texture_units[current_bindpoint].target = target;
+            state.texture_units[current_bindpoint].swizzle.r =
+                MaxwellToGL::SwizzleSource(texture.tic.x_source);
+            state.texture_units[current_bindpoint].swizzle.g =
+                MaxwellToGL::SwizzleSource(texture.tic.y_source);
+            state.texture_units[current_bindpoint].swizzle.b =
+                MaxwellToGL::SwizzleSource(texture.tic.z_source);
+            state.texture_units[current_bindpoint].swizzle.a =
+                MaxwellToGL::SwizzleSource(texture.tic.w_source);
         } else {
             // Can occur when texture addr is null or its memory is unmapped/invalid
-            unit.texture = 0;
+            state.texture_units[current_bindpoint].texture = 0;
         }
     }
+
+    return current_unit + static_cast<u32>(entries.size());
 }
 
 void RasterizerOpenGL::SyncViewport(OpenGLState& current_state) {

src/video_core/renderer_opengl/gl_rasterizer.h

@@ -127,18 +127,25 @@ private:
                                bool using_depth_fb = true, bool preserve_contents = true,
                                std::optional<std::size_t> single_color_target = {});
 
-    /// Configures the current constbuffers to use for the draw command.
-    void SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, const Shader& shader,
-                           GLuint program_handle, BaseBindings base_bindings);
+    /**
+     * Configures the current constbuffers to use for the draw command.
+     * @param stage The shader stage to configure buffers for.
+     * @param shader The shader object that contains the specified stage.
+     * @param current_bindpoint The offset at which to start counting new buffer bindpoints.
+     * @returns The next available bindpoint for use in the next shader stage.
+     */
+    u32 SetupConstBuffers(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, Shader& shader,
+                          GLenum primitive_mode, u32 current_bindpoint);
 
-    /// Configures the current global memory entries to use for the draw command.
-    void SetupGlobalRegions(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage,
-                            const Shader& shader, GLenum primitive_mode,
-                            BaseBindings base_bindings);
-
-    /// Configures the current textures to use for the draw command.
-    void SetupTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, const Shader& shader,
-                       GLuint program_handle, BaseBindings base_bindings);
+    /**
+     * Configures the current textures to use for the draw command.
+     * @param stage The shader stage to configure textures for.
+     * @param shader The shader object that contains the specified stage.
+     * @param current_unit The offset at which to start counting unused texture units.
+     * @returns The next available bindpoint for use in the next shader stage.
+     */
+    u32 SetupTextures(Tegra::Engines::Maxwell3D::Regs::ShaderStage stage, Shader& shader,
+                      GLenum primitive_mode, u32 current_unit);
 
     /// Syncs the viewport and depth range to match the guest state
     void SyncViewport(OpenGLState& current_state);

src/video_core/renderer_opengl/gl_rasterizer_cache.cpp

@@ -18,6 +18,7 @@
 #include "video_core/morton.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
 #include "video_core/renderer_opengl/gl_rasterizer_cache.h"
+#include "video_core/renderer_opengl/gl_state.h"
 #include "video_core/renderer_opengl/utils.h"
 #include "video_core/surface.h"
 #include "video_core/textures/astc.h"
@@ -43,14 +44,14 @@ struct FormatTuple {
     bool compressed;
 };
 
-static void ApplyTextureDefaults(GLuint texture, u32 max_mip_level) {
-    glTextureParameteri(texture, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-    glTextureParameteri(texture, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-    glTextureParameteri(texture, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    glTextureParameteri(texture, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glTextureParameteri(texture, GL_TEXTURE_MAX_LEVEL, max_mip_level - 1);
+static void ApplyTextureDefaults(GLenum target, u32 max_mip_level) {
+    glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, max_mip_level - 1);
     if (max_mip_level == 1) {
-        glTextureParameterf(texture, GL_TEXTURE_LOD_BIAS, 1000.0);
+        glTexParameterf(target, GL_TEXTURE_LOD_BIAS, 1000.0);
     }
 }
 
@@ -127,7 +128,6 @@ std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only,
     params.height = Common::AlignUp(config.tic.Height(), GetCompressionFactor(params.pixel_format));
     params.unaligned_height = config.tic.Height();
     params.target = SurfaceTargetFromTextureType(config.tic.texture_type);
-    params.identity = SurfaceClass::Uploaded;
 
     switch (params.target) {
     case SurfaceTarget::Texture1D:
@@ -167,7 +167,6 @@ std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only,
     }
 
     params.is_layered = SurfaceTargetIsLayered(params.target);
-    params.is_array = SurfaceTargetIsArray(params.target);
     params.max_mip_level = config.tic.max_mip_level + 1;
     params.rt = {};
 
@@ -195,7 +194,6 @@ std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only,
     params.height = config.height;
     params.unaligned_height = config.height;
     params.target = SurfaceTarget::Texture2D;
-    params.identity = SurfaceClass::RenderTarget;
     params.depth = 1;
     params.max_mip_level = 1;
     params.is_layered = false;
@@ -231,7 +229,6 @@ std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only,
     params.height = zeta_height;
     params.unaligned_height = zeta_height;
     params.target = SurfaceTarget::Texture2D;
-    params.identity = SurfaceClass::DepthBuffer;
     params.depth = 1;
     params.max_mip_level = 1;
     params.is_layered = false;
@@ -260,7 +257,6 @@ std::size_t SurfaceParams::InnerMemorySize(bool force_gl, bool layer_only,
     params.height = config.height;
     params.unaligned_height = config.height;
     params.target = SurfaceTarget::Texture2D;
-    params.identity = SurfaceClass::Copy;
     params.depth = 1;
     params.max_mip_level = 1;
     params.rt = {};
@@ -528,43 +524,58 @@ static void CopySurface(const Surface& src_surface, const Surface& dst_surface,
 CachedSurface::CachedSurface(const SurfaceParams& params)
     : params(params), gl_target(SurfaceTargetToGL(params.target)),
       cached_size_in_bytes(params.size_in_bytes) {
-    texture.Create(gl_target);
+    texture.Create();
+    const auto& rect{params.GetRect()};
 
-    // TODO(Rodrigo): Using params.GetRect() returns a different size than using its Mip*(0)
-    // alternatives. This signals a bug on those functions.
-    const auto width = static_cast<GLsizei>(params.MipWidth(0));
-    const auto height = static_cast<GLsizei>(params.MipHeight(0));
+    // Keep track of previous texture bindings
+    OpenGLState cur_state = OpenGLState::GetCurState();
+    const auto& old_tex = cur_state.texture_units[0];
+    SCOPE_EXIT({
+        cur_state.texture_units[0] = old_tex;
+        cur_state.Apply();
+    });
+
+    cur_state.texture_units[0].texture = texture.handle;
+    cur_state.texture_units[0].target = SurfaceTargetToGL(params.target);
+    cur_state.Apply();
+    glActiveTexture(GL_TEXTURE0);
 
     const auto& format_tuple = GetFormatTuple(params.pixel_format, params.component_type);
     gl_internal_format = format_tuple.internal_format;
+    gl_is_compressed = format_tuple.compressed;
 
-    switch (params.target) {
-    case SurfaceTarget::Texture1D:
-        glTextureStorage1D(texture.handle, params.max_mip_level, format_tuple.internal_format,
-                           width);
-        break;
-    case SurfaceTarget::Texture2D:
-    case SurfaceTarget::TextureCubemap:
-        glTextureStorage2D(texture.handle, params.max_mip_level, format_tuple.internal_format,
-                           width, height);
-        break;
-    case SurfaceTarget::Texture3D:
-    case SurfaceTarget::Texture2DArray:
-    case SurfaceTarget::TextureCubeArray:
-        glTextureStorage3D(texture.handle, params.max_mip_level, format_tuple.internal_format,
-                           width, height, params.depth);
-        break;
-    default:
-        LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}",
-                     static_cast<u32>(params.target));
-        UNREACHABLE();
-        glTextureStorage2D(texture.handle, params.max_mip_level, format_tuple.internal_format,
-                           width, height);
+    if (!format_tuple.compressed) {
+        // Only pre-create the texture for non-compressed textures.
+        switch (params.target) {
+        case SurfaceTarget::Texture1D:
+            glTexStorage1D(SurfaceTargetToGL(params.target), params.max_mip_level,
+                           format_tuple.internal_format, rect.GetWidth());
+            break;
+        case SurfaceTarget::Texture2D:
+        case SurfaceTarget::TextureCubemap:
+            glTexStorage2D(SurfaceTargetToGL(params.target), params.max_mip_level,
+                           format_tuple.internal_format, rect.GetWidth(), rect.GetHeight());
+            break;
+        case SurfaceTarget::Texture3D:
+        case SurfaceTarget::Texture2DArray:
+        case SurfaceTarget::TextureCubeArray:
+            glTexStorage3D(SurfaceTargetToGL(params.target), params.max_mip_level,
+                           format_tuple.internal_format, rect.GetWidth(), rect.GetHeight(),
+                           params.depth);
+            break;
+        default:
+            LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}",
+                         static_cast<u32>(params.target));
+            UNREACHABLE();
+            glTexStorage2D(GL_TEXTURE_2D, params.max_mip_level, format_tuple.internal_format,
+                           rect.GetWidth(), rect.GetHeight());
+        }
     }
 
-    ApplyTextureDefaults(texture.handle, params.max_mip_level);
+    ApplyTextureDefaults(SurfaceTargetToGL(params.target), params.max_mip_level);
 
-    OpenGL::LabelGLObject(GL_TEXTURE, texture.handle, params.addr, params.IdentityString());
+    LabelGLObject(GL_TEXTURE, texture.handle, params.addr,
+                  SurfaceParams::SurfaceTargetName(params.target));
 
     // Clamp size to mapped GPU memory region
     // TODO(bunnei): Super Mario Odyssey maps a 0x40000 byte region and then uses it for a 0x80000
@@ -737,50 +748,63 @@ void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle,
     const auto& rect{params.GetRect(mip_map)};
 
     // Load data from memory to the surface
-    const auto x0 = static_cast<GLint>(rect.left);
-    const auto y0 = static_cast<GLint>(rect.bottom);
-    auto buffer_offset =
+    const GLint x0 = static_cast<GLint>(rect.left);
+    const GLint y0 = static_cast<GLint>(rect.bottom);
+    std::size_t buffer_offset =
         static_cast<std::size_t>(static_cast<std::size_t>(y0) * params.MipWidth(mip_map) +
                                  static_cast<std::size_t>(x0)) *
         GetBytesPerPixel(params.pixel_format);
 
     const FormatTuple& tuple = GetFormatTuple(params.pixel_format, params.component_type);
+    const GLuint target_tex = texture.handle;
+    OpenGLState cur_state = OpenGLState::GetCurState();
+
+    const auto& old_tex = cur_state.texture_units[0];
+    SCOPE_EXIT({
+        cur_state.texture_units[0] = old_tex;
+        cur_state.Apply();
+    });
+    cur_state.texture_units[0].texture = target_tex;
+    cur_state.texture_units[0].target = SurfaceTargetToGL(params.target);
+    cur_state.Apply();
 
     // Ensure no bad interactions with GL_UNPACK_ALIGNMENT
     ASSERT(params.MipWidth(mip_map) * GetBytesPerPixel(params.pixel_format) % 4 == 0);
     glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(params.MipWidth(mip_map)));
 
-    const auto image_size = static_cast<GLsizei>(params.GetMipmapSizeGL(mip_map, false));
+    GLsizei image_size = static_cast<GLsizei>(params.GetMipmapSizeGL(mip_map, false));
+    glActiveTexture(GL_TEXTURE0);
     if (tuple.compressed) {
         switch (params.target) {
         case SurfaceTarget::Texture2D:
-            glCompressedTextureSubImage2D(
-                texture.handle, mip_map, 0, 0, static_cast<GLsizei>(params.MipWidth(mip_map)),
-                static_cast<GLsizei>(params.MipHeight(mip_map)), tuple.internal_format, image_size,
-                &gl_buffer[mip_map][buffer_offset]);
+            glCompressedTexImage2D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format,
+                                   static_cast<GLsizei>(params.MipWidth(mip_map)),
+                                   static_cast<GLsizei>(params.MipHeight(mip_map)), 0, image_size,
+                                   &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::Texture3D:
-            glCompressedTextureSubImage3D(
-                texture.handle, mip_map, 0, 0, 0, static_cast<GLsizei>(params.MipWidth(mip_map)),
-                static_cast<GLsizei>(params.MipHeight(mip_map)),
-                static_cast<GLsizei>(params.MipDepth(mip_map)), tuple.internal_format, image_size,
-                &gl_buffer[mip_map][buffer_offset]);
+            glCompressedTexImage3D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format,
+                                   static_cast<GLsizei>(params.MipWidth(mip_map)),
+                                   static_cast<GLsizei>(params.MipHeight(mip_map)),
+                                   static_cast<GLsizei>(params.MipDepth(mip_map)), 0, image_size,
+                                   &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::Texture2DArray:
         case SurfaceTarget::TextureCubeArray:
-            glCompressedTextureSubImage3D(
-                texture.handle, mip_map, 0, 0, 0, static_cast<GLsizei>(params.MipWidth(mip_map)),
-                static_cast<GLsizei>(params.MipHeight(mip_map)), static_cast<GLsizei>(params.depth),
-                tuple.internal_format, image_size, &gl_buffer[mip_map][buffer_offset]);
+            glCompressedTexImage3D(SurfaceTargetToGL(params.target), mip_map, tuple.internal_format,
+                                   static_cast<GLsizei>(params.MipWidth(mip_map)),
+                                   static_cast<GLsizei>(params.MipHeight(mip_map)),
+                                   static_cast<GLsizei>(params.depth), 0, image_size,
+                                   &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::TextureCubemap: {
-            const auto layer_size = static_cast<GLsizei>(params.LayerSizeGL(mip_map));
+            GLsizei layer_size = static_cast<GLsizei>(params.LayerSizeGL(mip_map));
             for (std::size_t face = 0; face < params.depth; ++face) {
-                glCompressedTextureSubImage3D(
-                    texture.handle, mip_map, 0, 0, static_cast<GLint>(face),
-                    static_cast<GLsizei>(params.MipWidth(mip_map)),
-                    static_cast<GLsizei>(params.MipHeight(mip_map)), 1, tuple.internal_format,
-                    layer_size, &gl_buffer[mip_map][buffer_offset]);
+                glCompressedTexImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face),
+                                       mip_map, tuple.internal_format,
+                                       static_cast<GLsizei>(params.MipWidth(mip_map)),
+                                       static_cast<GLsizei>(params.MipHeight(mip_map)), 0,
+                                       layer_size, &gl_buffer[mip_map][buffer_offset]);
                 buffer_offset += layer_size;
             }
             break;
@@ -789,43 +813,46 @@ void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle,
             LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}",
                          static_cast<u32>(params.target));
             UNREACHABLE();
-            glCompressedTextureSubImage2D(
-                texture.handle, mip_map, 0, 0, static_cast<GLsizei>(params.MipWidth(mip_map)),
-                static_cast<GLsizei>(params.MipHeight(mip_map)), tuple.internal_format,
-                static_cast<GLsizei>(params.size_in_bytes_gl), &gl_buffer[mip_map][buffer_offset]);
+            glCompressedTexImage2D(GL_TEXTURE_2D, mip_map, tuple.internal_format,
+                                   static_cast<GLsizei>(params.MipWidth(mip_map)),
+                                   static_cast<GLsizei>(params.MipHeight(mip_map)), 0,
+                                   static_cast<GLsizei>(params.size_in_bytes_gl),
+                                   &gl_buffer[mip_map][buffer_offset]);
         }
     } else {
+
         switch (params.target) {
         case SurfaceTarget::Texture1D:
-            glTextureSubImage1D(texture.handle, mip_map, x0, static_cast<GLsizei>(rect.GetWidth()),
-                                tuple.format, tuple.type, &gl_buffer[mip_map][buffer_offset]);
+            glTexSubImage1D(SurfaceTargetToGL(params.target), mip_map, x0,
+                            static_cast<GLsizei>(rect.GetWidth()), tuple.format, tuple.type,
+                            &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::Texture2D:
-            glTextureSubImage2D(texture.handle, mip_map, x0, y0,
-                                static_cast<GLsizei>(rect.GetWidth()),
-                                static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
-                                &gl_buffer[mip_map][buffer_offset]);
+            glTexSubImage2D(SurfaceTargetToGL(params.target), mip_map, x0, y0,
+                            static_cast<GLsizei>(rect.GetWidth()),
+                            static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
+                            &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::Texture3D:
-            glTextureSubImage3D(texture.handle, mip_map, x0, y0, 0,
-                                static_cast<GLsizei>(rect.GetWidth()),
-                                static_cast<GLsizei>(rect.GetHeight()), params.MipDepth(mip_map),
-                                tuple.format, tuple.type, &gl_buffer[mip_map][buffer_offset]);
+            glTexSubImage3D(SurfaceTargetToGL(params.target), mip_map, x0, y0, 0,
+                            static_cast<GLsizei>(rect.GetWidth()),
+                            static_cast<GLsizei>(rect.GetHeight()), params.MipDepth(mip_map),
+                            tuple.format, tuple.type, &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::Texture2DArray:
         case SurfaceTarget::TextureCubeArray:
-            glTextureSubImage3D(texture.handle, mip_map, x0, y0, 0,
-                                static_cast<GLsizei>(rect.GetWidth()),
-                                static_cast<GLsizei>(rect.GetHeight()), params.depth, tuple.format,
-                                tuple.type, &gl_buffer[mip_map][buffer_offset]);
+            glTexSubImage3D(SurfaceTargetToGL(params.target), mip_map, x0, y0, 0,
+                            static_cast<GLsizei>(rect.GetWidth()),
+                            static_cast<GLsizei>(rect.GetHeight()), params.depth, tuple.format,
+                            tuple.type, &gl_buffer[mip_map][buffer_offset]);
             break;
         case SurfaceTarget::TextureCubemap: {
             std::size_t start = buffer_offset;
             for (std::size_t face = 0; face < params.depth; ++face) {
-                glTextureSubImage3D(texture.handle, mip_map, x0, y0, static_cast<GLint>(face),
-                                    static_cast<GLsizei>(rect.GetWidth()),
-                                    static_cast<GLsizei>(rect.GetHeight()), 1, tuple.format,
-                                    tuple.type, &gl_buffer[mip_map][buffer_offset]);
+                glTexSubImage2D(static_cast<GLenum>(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face), mip_map,
+                                x0, y0, static_cast<GLsizei>(rect.GetWidth()),
+                                static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
+                                &gl_buffer[mip_map][buffer_offset]);
                 buffer_offset += params.LayerSizeGL(mip_map);
             }
             break;
@@ -834,10 +861,9 @@ void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle,
             LOG_CRITICAL(Render_OpenGL, "Unimplemented surface target={}",
                          static_cast<u32>(params.target));
             UNREACHABLE();
-            glTextureSubImage2D(texture.handle, mip_map, x0, y0,
-                                static_cast<GLsizei>(rect.GetWidth()),
-                                static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
-                                &gl_buffer[mip_map][buffer_offset]);
+            glTexSubImage2D(GL_TEXTURE_2D, mip_map, x0, y0, static_cast<GLsizei>(rect.GetWidth()),
+                            static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
+                            &gl_buffer[mip_map][buffer_offset]);
         }
     }
 
@@ -847,18 +873,26 @@ void CachedSurface::UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle,
 void CachedSurface::EnsureTextureView() {
     if (texture_view.handle != 0)
         return;
+    // Compressed texture are not being created with immutable storage
+    UNIMPLEMENTED_IF(gl_is_compressed);
 
     const GLenum target{TargetLayer()};
-    const GLuint num_layers{target == GL_TEXTURE_CUBE_MAP_ARRAY ? 6u : 1u};
-    constexpr GLuint min_layer = 0;
-    constexpr GLuint min_level = 0;
 
-    glGenTextures(1, &texture_view.handle);
+    texture_view.Create();
     glTextureView(texture_view.handle, target, texture.handle, gl_internal_format, 0,
                   params.max_mip_level, 0, 1);
-    ApplyTextureDefaults(texture_view.handle, params.max_mip_level);
-    glTextureParameteriv(texture_view.handle, GL_TEXTURE_SWIZZLE_RGBA,
-                         reinterpret_cast<const GLint*>(swizzle.data()));
+
+    OpenGLState cur_state = OpenGLState::GetCurState();
+    const auto& old_tex = cur_state.texture_units[0];
+    SCOPE_EXIT({
+        cur_state.texture_units[0] = old_tex;
+        cur_state.Apply();
+    });
+    cur_state.texture_units[0].texture = texture_view.handle;
+    cur_state.texture_units[0].target = target;
+    cur_state.Apply();
+
+    ApplyTextureDefaults(target, params.max_mip_level);
 }
 
 MICROPROFILE_DEFINE(OpenGL_TextureUL, "OpenGL", "Texture Upload", MP_RGB(128, 192, 64));
@@ -872,25 +906,6 @@ void CachedSurface::UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle
         UploadGLMipmapTexture(i, read_fb_handle, draw_fb_handle);
 }
 
-void CachedSurface::UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
-                                  Tegra::Texture::SwizzleSource swizzle_y,
-                                  Tegra::Texture::SwizzleSource swizzle_z,
-                                  Tegra::Texture::SwizzleSource swizzle_w) {
-    const GLenum new_x = MaxwellToGL::SwizzleSource(swizzle_x);
-    const GLenum new_y = MaxwellToGL::SwizzleSource(swizzle_y);
-    const GLenum new_z = MaxwellToGL::SwizzleSource(swizzle_z);
-    const GLenum new_w = MaxwellToGL::SwizzleSource(swizzle_w);
-    if (swizzle[0] == new_x && swizzle[1] == new_y && swizzle[2] == new_z && swizzle[3] == new_w) {
-        return;
-    }
-    swizzle = {new_x, new_y, new_z, new_w};
-    const auto swizzle_data = reinterpret_cast<const GLint*>(swizzle.data());
-    glTextureParameteriv(texture.handle, GL_TEXTURE_SWIZZLE_RGBA, swizzle_data);
-    if (texture_view.handle != 0) {
-        glTextureParameteriv(texture_view.handle, GL_TEXTURE_SWIZZLE_RGBA, swizzle_data);
-    }
-}
-
 RasterizerCacheOpenGL::RasterizerCacheOpenGL(RasterizerOpenGL& rasterizer)
     : RasterizerCache{rasterizer} {
     read_framebuffer.Create();

src/video_core/renderer_opengl/gl_rasterizer_cache.h

@@ -35,14 +35,6 @@ using PixelFormat = VideoCore::Surface::PixelFormat;
 using ComponentType = VideoCore::Surface::ComponentType;
 
 struct SurfaceParams {
-
-    enum class SurfaceClass {
-        Uploaded,
-        RenderTarget,
-        DepthBuffer,
-        Copy,
-    };
-
     static std::string SurfaceTargetName(SurfaceTarget target) {
         switch (target) {
         case SurfaceTarget::Texture1D:
@@ -218,48 +210,6 @@ struct SurfaceParams {
     /// Initializes parameters for caching, should be called after everything has been initialized
     void InitCacheParameters(Tegra::GPUVAddr gpu_addr);
 
-    std::string TargetName() const {
-        switch (target) {
-        case SurfaceTarget::Texture1D:
-            return "1D";
-        case SurfaceTarget::Texture2D:
-            return "2D";
-        case SurfaceTarget::Texture3D:
-            return "3D";
-        case SurfaceTarget::Texture1DArray:
-            return "1DArray";
-        case SurfaceTarget::Texture2DArray:
-            return "2DArray";
-        case SurfaceTarget::TextureCubemap:
-            return "Cube";
-        default:
-            LOG_CRITICAL(HW_GPU, "Unimplemented surface_target={}", static_cast<u32>(target));
-            UNREACHABLE();
-            return fmt::format("TUK({})", static_cast<u32>(target));
-        }
-    }
-
-    std::string ClassName() const {
-        switch (identity) {
-        case SurfaceClass::Uploaded:
-            return "UP";
-        case SurfaceClass::RenderTarget:
-            return "RT";
-        case SurfaceClass::DepthBuffer:
-            return "DB";
-        case SurfaceClass::Copy:
-            return "CP";
-        default:
-            LOG_CRITICAL(HW_GPU, "Unimplemented surface_class={}", static_cast<u32>(identity));
-            UNREACHABLE();
-            return fmt::format("CUK({})", static_cast<u32>(identity));
-        }
-    }
-
-    std::string IdentityString() const {
-        return ClassName() + '_' + TargetName() + '_' + (is_tiled ? 'T' : 'L');
-    }
-
     bool is_tiled;
     u32 block_width;
     u32 block_height;
@@ -273,10 +223,8 @@ struct SurfaceParams {
     u32 depth;
     u32 unaligned_height;
     SurfaceTarget target;
-    SurfaceClass identity;
     u32 max_mip_level;
     bool is_layered;
-    bool is_array;
     bool srgb_conversion;
     // Parameters used for caching
     VAddr addr;
@@ -307,7 +255,6 @@ struct SurfaceReserveKey : Common::HashableStruct<OpenGL::SurfaceParams> {
     static SurfaceReserveKey Create(const OpenGL::SurfaceParams& params) {
         SurfaceReserveKey res;
         res.state = params;
-        res.state.identity = {}; // Ignore the origin of the texture
         res.state.gpu_addr = {}; // Ignore GPU vaddr in caching
         res.state.rt = {};       // Ignore rt config in caching
         return res;
@@ -347,7 +294,7 @@ public:
     }
 
     const OGLTexture& TextureLayer() {
-        if (params.is_array) {
+        if (params.is_layered) {
             return Texture();
         }
         EnsureTextureView();
@@ -382,11 +329,6 @@ public:
     // Upload data in gl_buffer to this surface's texture
     void UploadGLTexture(GLuint read_fb_handle, GLuint draw_fb_handle);
 
-    void UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
-                       Tegra::Texture::SwizzleSource swizzle_y,
-                       Tegra::Texture::SwizzleSource swizzle_z,
-                       Tegra::Texture::SwizzleSource swizzle_w);
-
 private:
     void UploadGLMipmapTexture(u32 mip_map, GLuint read_fb_handle, GLuint draw_fb_handle);
 
@@ -398,8 +340,8 @@ private:
     SurfaceParams params{};
     GLenum gl_target{};
     GLenum gl_internal_format{};
+    bool gl_is_compressed{};
     std::size_t cached_size_in_bytes{};
-    std::array<GLenum, 4> swizzle{GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
 };
 
 class RasterizerCacheOpenGL final : public RasterizerCache<Surface> {

src/video_core/renderer_opengl/gl_resource_manager.cpp

@@ -15,12 +15,12 @@ MICROPROFILE_DEFINE(OpenGL_ResourceDeletion, "OpenGL", "Resource Deletion", MP_R
 
 namespace OpenGL {
 
-void OGLTexture::Create(GLenum target) {
+void OGLTexture::Create() {
     if (handle != 0)
         return;
 
     MICROPROFILE_SCOPE(OpenGL_ResourceCreation);
-    glCreateTextures(target, 1, &handle);
+    glGenTextures(1, &handle);
 }
 
 void OGLTexture::Release() {

src/video_core/renderer_opengl/gl_resource_manager.h

@@ -28,7 +28,7 @@ public:
     }
 
     /// Creates a new internal OpenGL resource and stores the handle
-    void Create(GLenum target);
+    void Create();
 
     /// Deletes the internal OpenGL resource
     void Release();

src/video_core/renderer_opengl/gl_shader_cache.cpp

@@ -10,15 +10,11 @@
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/renderer_opengl/gl_rasterizer.h"
 #include "video_core/renderer_opengl/gl_shader_cache.h"
-#include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_manager.h"
 #include "video_core/renderer_opengl/utils.h"
-#include "video_core/shader/shader_ir.h"
 
 namespace OpenGL {
 
-using VideoCommon::Shader::ProgramCode;
-
 /// Gets the address for the specified shader stage program
 static VAddr GetShaderAddress(Maxwell::ShaderProgram program) {
     const auto& gpu = Core::System::GetInstance().GPU().Maxwell3D();
@@ -28,31 +24,42 @@ static VAddr GetShaderAddress(Maxwell::ShaderProgram program) {
 }
 
 /// Gets the shader program code from memory for the specified address
-static ProgramCode GetShaderCode(VAddr addr) {
-    ProgramCode program_code(VideoCommon::Shader::MAX_PROGRAM_LENGTH);
+static GLShader::ProgramCode GetShaderCode(VAddr addr) {
+    GLShader::ProgramCode program_code(GLShader::MAX_PROGRAM_CODE_LENGTH);
     Memory::ReadBlock(addr, program_code.data(), program_code.size() * sizeof(u64));
     return program_code;
 }
 
-/// Gets the shader type from a Maxwell program type
-constexpr GLenum GetShaderType(Maxwell::ShaderProgram program_type) {
-    switch (program_type) {
-    case Maxwell::ShaderProgram::VertexA:
-    case Maxwell::ShaderProgram::VertexB:
-        return GL_VERTEX_SHADER;
-    case Maxwell::ShaderProgram::Geometry:
-        return GL_GEOMETRY_SHADER;
-    case Maxwell::ShaderProgram::Fragment:
-        return GL_FRAGMENT_SHADER;
-    default:
-        return GL_NONE;
+/// Helper function to set shader uniform block bindings for a single shader stage
+static void SetShaderUniformBlockBinding(GLuint shader, const char* name,
+                                         Maxwell::ShaderStage binding, std::size_t expected_size) {
+    const GLuint ub_index = glGetUniformBlockIndex(shader, name);
+    if (ub_index == GL_INVALID_INDEX) {
+        return;
     }
+
+    GLint ub_size = 0;
+    glGetActiveUniformBlockiv(shader, ub_index, GL_UNIFORM_BLOCK_DATA_SIZE, &ub_size);
+    ASSERT_MSG(static_cast<std::size_t>(ub_size) == expected_size,
+               "Uniform block size did not match! Got {}, expected {}", ub_size, expected_size);
+    glUniformBlockBinding(shader, ub_index, static_cast<GLuint>(binding));
+}
+
+/// Sets shader uniform block bindings for an entire shader program
+static void SetShaderUniformBlockBindings(GLuint shader) {
+    SetShaderUniformBlockBinding(shader, "vs_config", Maxwell::ShaderStage::Vertex,
+                                 sizeof(GLShader::MaxwellUniformData));
+    SetShaderUniformBlockBinding(shader, "gs_config", Maxwell::ShaderStage::Geometry,
+                                 sizeof(GLShader::MaxwellUniformData));
+    SetShaderUniformBlockBinding(shader, "fs_config", Maxwell::ShaderStage::Fragment,
+                                 sizeof(GLShader::MaxwellUniformData));
 }
 
 CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type)
     : addr{addr}, program_type{program_type}, setup{GetShaderCode(addr)} {
 
     GLShader::ProgramResult program_result;
+    GLenum gl_type{};
 
     switch (program_type) {
     case Maxwell::ShaderProgram::VertexA:
@@ -63,14 +70,17 @@ CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type)
     case Maxwell::ShaderProgram::VertexB:
         CalculateProperties();
         program_result = GLShader::GenerateVertexShader(setup);
+        gl_type = GL_VERTEX_SHADER;
         break;
     case Maxwell::ShaderProgram::Geometry:
         CalculateProperties();
         program_result = GLShader::GenerateGeometryShader(setup);
+        gl_type = GL_GEOMETRY_SHADER;
         break;
     case Maxwell::ShaderProgram::Fragment:
         CalculateProperties();
         program_result = GLShader::GenerateFragmentShader(setup);
+        gl_type = GL_FRAGMENT_SHADER;
         break;
     default:
         LOG_CRITICAL(HW_GPU, "Unimplemented program_type={}", static_cast<u32>(program_type));
@@ -78,105 +88,59 @@ CachedShader::CachedShader(VAddr addr, Maxwell::ShaderProgram program_type)
         return;
     }
 
-    code = program_result.first;
     entries = program_result.second;
     shader_length = entries.shader_length;
-}
 
-std::tuple<GLuint, BaseBindings> CachedShader::GetProgramHandle(GLenum primitive_mode,
-                                                                BaseBindings base_bindings) {
-    GLuint handle{};
-    if (program_type == Maxwell::ShaderProgram::Geometry) {
-        handle = GetGeometryShader(primitive_mode, base_bindings);
+    if (program_type != Maxwell::ShaderProgram::Geometry) {
+        OGLShader shader;
+        shader.Create(program_result.first.c_str(), gl_type);
+        program.Create(true, shader.handle);
+        SetShaderUniformBlockBindings(program.handle);
+        LabelGLObject(GL_PROGRAM, program.handle, addr);
     } else {
-        const auto [entry, is_cache_miss] = programs.try_emplace(base_bindings);
-        auto& program = entry->second;
-        if (is_cache_miss) {
-            std::string source = AllocateBindings(base_bindings);
-            source += code;
-
-            OGLShader shader;
-            shader.Create(source.c_str(), GetShaderType(program_type));
-            program.Create(true, shader.handle);
-            LabelGLObject(GL_PROGRAM, program.handle, addr);
-        }
-
-        handle = program.handle;
-    }
-
-    // Add const buffer and samplers offset reserved by this shader. One UBO binding is reserved for
-    // emulation values
-    base_bindings.cbuf += static_cast<u32>(entries.const_buffers.size()) + 1;
-    base_bindings.gmem += static_cast<u32>(entries.global_memory_entries.size());
-    base_bindings.sampler += static_cast<u32>(entries.samplers.size());
-
-    return {handle, base_bindings};
-}
-
-std::string CachedShader::AllocateBindings(BaseBindings base_bindings) {
-    std::string code = "#version 430 core\n";
-    code += fmt::format("#define EMULATION_UBO_BINDING {}\n", base_bindings.cbuf++);
-
-    for (const auto& cbuf : entries.const_buffers) {
-        code += fmt::format("#define CBUF_BINDING_{} {}\n", cbuf.GetIndex(), base_bindings.cbuf++);
-    }
-
-    for (const auto& gmem : entries.global_memory_entries) {
-        code += fmt::format("#define GMEM_BINDING_{}_{} {}\n", gmem.GetCbufIndex(),
-                            gmem.GetCbufOffset(), base_bindings.gmem++);
-    }
-
-    for (const auto& sampler : entries.samplers) {
-        code += fmt::format("#define SAMPLER_BINDING_{} {}\n", sampler.GetIndex(),
-                            base_bindings.sampler++);
-    }
-
-    return code;
-}
-
-GLuint CachedShader::GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings) {
-    const auto [entry, is_cache_miss] = geometry_programs.try_emplace(base_bindings);
-    auto& programs = entry->second;
-
-    switch (primitive_mode) {
-    case GL_POINTS:
-        return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints");
-    case GL_LINES:
-    case GL_LINE_STRIP:
-        return LazyGeometryProgram(programs.lines, base_bindings, "lines", 2, "ShaderLines");
-    case GL_LINES_ADJACENCY:
-    case GL_LINE_STRIP_ADJACENCY:
-        return LazyGeometryProgram(programs.lines_adjacency, base_bindings, "lines_adjacency", 4,
-                                   "ShaderLinesAdjacency");
-    case GL_TRIANGLES:
-    case GL_TRIANGLE_STRIP:
-    case GL_TRIANGLE_FAN:
-        return LazyGeometryProgram(programs.triangles, base_bindings, "triangles", 3,
-                                   "ShaderTriangles");
-    case GL_TRIANGLES_ADJACENCY:
-    case GL_TRIANGLE_STRIP_ADJACENCY:
-        return LazyGeometryProgram(programs.triangles_adjacency, base_bindings,
-                                   "triangles_adjacency", 6, "ShaderTrianglesAdjacency");
-    default:
-        UNREACHABLE_MSG("Unknown primitive mode.");
-        return LazyGeometryProgram(programs.points, base_bindings, "points", 1, "ShaderPoints");
+        // Store shader's code to lazily build it on draw
+        geometry_programs.code = program_result.first;
     }
 }
 
-GLuint CachedShader::LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings,
+GLuint CachedShader::GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer) {
+    const auto search{resource_cache.find(buffer.GetHash())};
+    if (search == resource_cache.end()) {
+        const GLuint index{
+            glGetProgramResourceIndex(program.handle, GL_UNIFORM_BLOCK, buffer.GetName().c_str())};
+        resource_cache[buffer.GetHash()] = index;
+        return index;
+    }
+
+    return search->second;
+}
+
+GLint CachedShader::GetUniformLocation(const GLShader::SamplerEntry& sampler) {
+    const auto search{uniform_cache.find(sampler.GetHash())};
+    if (search == uniform_cache.end()) {
+        const GLint index{glGetUniformLocation(program.handle, sampler.GetName().c_str())};
+        uniform_cache[sampler.GetHash()] = index;
+        return index;
+    }
+
+    return search->second;
+}
+
+GLuint CachedShader::LazyGeometryProgram(OGLProgram& target_program,
                                          const std::string& glsl_topology, u32 max_vertices,
                                          const std::string& debug_name) {
     if (target_program.handle != 0) {
         return target_program.handle;
     }
-    std::string source = AllocateBindings(base_bindings);
+    std::string source = "#version 430 core\n";
     source += "layout (" + glsl_topology + ") in;\n";
     source += "#define MAX_VERTEX_INPUT " + std::to_string(max_vertices) + '\n';
-    source += code;
+    source += geometry_programs.code;
 
     OGLShader shader;
     shader.Create(source.c_str(), GL_GEOMETRY_SHADER);
     target_program.Create(true, shader.handle);
+    SetShaderUniformBlockBindings(target_program.handle);
     LabelGLObject(GL_PROGRAM, target_program.handle, addr, debug_name);
     return target_program.handle;
 };

src/video_core/renderer_opengl/gl_shader_cache.h

@@ -7,15 +7,11 @@
 #include <array>
 #include <map>
 #include <memory>
-#include <tuple>
-
-#include <glad/glad.h>
 
 #include "common/assert.h"
 #include "common/common_types.h"
 #include "video_core/rasterizer_cache.h"
 #include "video_core/renderer_opengl/gl_resource_manager.h"
-#include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_gen.h"
 
 namespace OpenGL {
@@ -26,16 +22,6 @@ class RasterizerOpenGL;
 using Shader = std::shared_ptr<CachedShader>;
 using Maxwell = Tegra::Engines::Maxwell3D::Regs;
 
-struct BaseBindings {
-    u32 cbuf{};
-    u32 gmem{};
-    u32 sampler{};
-
-    bool operator<(const BaseBindings& rhs) const {
-        return std::tie(cbuf, gmem, sampler) < std::tie(rhs.cbuf, rhs.gmem, rhs.sampler);
-    }
-};
-
 class CachedShader final : public RasterizerCacheObject {
 public:
     CachedShader(VAddr addr, Maxwell::ShaderProgram program_type);
@@ -57,45 +43,70 @@ public:
     }
 
     /// Gets the GL program handle for the shader
-    std::tuple<GLuint, BaseBindings> GetProgramHandle(GLenum primitive_mode,
-                                                      BaseBindings base_bindings);
+    GLuint GetProgramHandle(GLenum primitive_mode) {
+        if (program_type != Maxwell::ShaderProgram::Geometry) {
+            return program.handle;
+        }
+        switch (primitive_mode) {
+        case GL_POINTS:
+            return LazyGeometryProgram(geometry_programs.points, "points", 1, "ShaderPoints");
+        case GL_LINES:
+        case GL_LINE_STRIP:
+            return LazyGeometryProgram(geometry_programs.lines, "lines", 2, "ShaderLines");
+        case GL_LINES_ADJACENCY:
+        case GL_LINE_STRIP_ADJACENCY:
+            return LazyGeometryProgram(geometry_programs.lines_adjacency, "lines_adjacency", 4,
+                                       "ShaderLinesAdjacency");
+        case GL_TRIANGLES:
+        case GL_TRIANGLE_STRIP:
+        case GL_TRIANGLE_FAN:
+            return LazyGeometryProgram(geometry_programs.triangles, "triangles", 3,
+                                       "ShaderTriangles");
+        case GL_TRIANGLES_ADJACENCY:
+        case GL_TRIANGLE_STRIP_ADJACENCY:
+            return LazyGeometryProgram(geometry_programs.triangles_adjacency, "triangles_adjacency",
+                                       6, "ShaderTrianglesAdjacency");
+        default:
+            UNREACHABLE_MSG("Unknown primitive mode.");
+            return LazyGeometryProgram(geometry_programs.points, "points", 1, "ShaderPoints");
+        }
+    }
+
+    /// Gets the GL program resource location for the specified resource, caching as needed
+    GLuint GetProgramResourceIndex(const GLShader::ConstBufferEntry& buffer);
+
+    /// Gets the GL uniform location for the specified resource, caching as needed
+    GLint GetUniformLocation(const GLShader::SamplerEntry& sampler);
 
 private:
+    /// Generates a geometry shader or returns one that already exists.
+    GLuint LazyGeometryProgram(OGLProgram& target_program, const std::string& glsl_topology,
+                               u32 max_vertices, const std::string& debug_name);
+
+    void CalculateProperties();
+
+    VAddr addr;
+    std::size_t shader_length;
+    Maxwell::ShaderProgram program_type;
+    GLShader::ShaderSetup setup;
+    GLShader::ShaderEntries entries;
+
+    // Non-geometry program.
+    OGLProgram program;
+
     // Geometry programs. These are needed because GLSL needs an input topology but it's not
     // declared by the hardware. Workaround this issue by generating a different shader per input
     // topology class.
-    struct GeometryPrograms {
+    struct {
+        std::string code;
         OGLProgram points;
         OGLProgram lines;
         OGLProgram lines_adjacency;
         OGLProgram triangles;
         OGLProgram triangles_adjacency;
-    };
+    } geometry_programs;
 
-    std::string AllocateBindings(BaseBindings base_bindings);
-
-    GLuint GetGeometryShader(GLenum primitive_mode, BaseBindings base_bindings);
-
-    /// Generates a geometry shader or returns one that already exists.
-    GLuint LazyGeometryProgram(OGLProgram& target_program, BaseBindings base_bindings,
-                               const std::string& glsl_topology, u32 max_vertices,
-                               const std::string& debug_name);
-
-    void CalculateProperties();
-
-    VAddr addr{};
-    std::size_t shader_length{};
-    Maxwell::ShaderProgram program_type{};
-    GLShader::ShaderSetup setup;
-    GLShader::ShaderEntries entries;
-
-    std::string code;
-
-    std::map<BaseBindings, OGLProgram> programs;
-    std::map<BaseBindings, GeometryPrograms> geometry_programs;
-
-    std::map<u32, GLuint> cbuf_resource_cache;
-    std::map<u32, GLuint> gmem_resource_cache;
+    std::map<u32, GLuint> resource_cache;
     std::map<u32, GLint> uniform_cache;
 };
 

src/video_core/renderer_opengl/gl_shader_decompiler.h

@@ -5,106 +5,21 @@
 #pragma once
 
 #include <array>
+#include <functional>
+#include <optional>
 #include <string>
-#include <utility>
-#include <vector>
 #include "common/common_types.h"
 #include "video_core/engines/maxwell_3d.h"
-#include "video_core/shader/shader_ir.h"
+#include "video_core/renderer_opengl/gl_shader_gen.h"
 
-namespace VideoCommon::Shader {
-class ShaderIR;
-}
+namespace OpenGL::GLShader::Decompiler {
 
-namespace OpenGL::GLShader {
-
-using Maxwell = Tegra::Engines::Maxwell3D::Regs;
-
-class ConstBufferEntry : public VideoCommon::Shader::ConstBuffer {
-public:
-    explicit ConstBufferEntry(const VideoCommon::Shader::ConstBuffer& entry,
-                              Maxwell::ShaderStage stage, const std::string& name, u32 index)
-        : VideoCommon::Shader::ConstBuffer{entry}, stage{stage}, name{name}, index{index} {}
-
-    const std::string& GetName() const {
-        return name;
-    }
-
-    Maxwell::ShaderStage GetStage() const {
-        return stage;
-    }
-
-    u32 GetIndex() const {
-        return index;
-    }
-
-private:
-    std::string name;
-    Maxwell::ShaderStage stage{};
-    u32 index{};
-};
-
-class SamplerEntry : public VideoCommon::Shader::Sampler {
-public:
-    explicit SamplerEntry(const VideoCommon::Shader::Sampler& entry, Maxwell::ShaderStage stage,
-                          const std::string& name)
-        : VideoCommon::Shader::Sampler{entry}, stage{stage}, name{name} {}
-
-    const std::string& GetName() const {
-        return name;
-    }
-
-    Maxwell::ShaderStage GetStage() const {
-        return stage;
-    }
-
-private:
-    std::string name;
-    Maxwell::ShaderStage stage{};
-};
-
-class GlobalMemoryEntry {
-public:
-    explicit GlobalMemoryEntry(u32 cbuf_index, u32 cbuf_offset, Maxwell::ShaderStage stage,
-                               std::string name)
-        : cbuf_index{cbuf_index}, cbuf_offset{cbuf_offset}, stage{stage}, name{std::move(name)} {}
-
-    u32 GetCbufIndex() const {
-        return cbuf_index;
-    }
-
-    u32 GetCbufOffset() const {
-        return cbuf_offset;
-    }
-
-    const std::string& GetName() const {
-        return name;
-    }
-
-    Maxwell::ShaderStage GetStage() const {
-        return stage;
-    }
-
-private:
-    u32 cbuf_index{};
-    u32 cbuf_offset{};
-    Maxwell::ShaderStage stage{};
-    std::string name;
-};
-
-struct ShaderEntries {
-    std::vector<ConstBufferEntry> const_buffers;
-    std::vector<SamplerEntry> samplers;
-    std::vector<GlobalMemoryEntry> global_memory_entries;
-    std::array<bool, Maxwell::NumClipDistances> clip_distances{};
-    std::size_t shader_length{};
-};
-
-using ProgramResult = std::pair<std::string, ShaderEntries>;
+using Tegra::Engines::Maxwell3D;
 
 std::string GetCommonDeclarations();
 
-ProgramResult Decompile(const VideoCommon::Shader::ShaderIR& ir, Maxwell::ShaderStage stage,
-                        const std::string& suffix);
+std::optional<ProgramResult> DecompileProgram(const ProgramCode& program_code, u32 main_offset,
+                                              Maxwell3D::Regs::ShaderStage stage,
+                                              const std::string& suffix);
 
-} // namespace OpenGL::GLShader
+} // namespace OpenGL::GLShader::Decompiler

src/video_core/renderer_opengl/gl_shader_gen.cpp

@@ -7,57 +7,63 @@
 #include "video_core/engines/maxwell_3d.h"
 #include "video_core/renderer_opengl/gl_shader_decompiler.h"
 #include "video_core/renderer_opengl/gl_shader_gen.h"
-#include "video_core/shader/shader_ir.h"
 
 namespace OpenGL::GLShader {
 
 using Tegra::Engines::Maxwell3D;
-using VideoCommon::Shader::ProgramCode;
-using VideoCommon::Shader::ShaderIR;
 
 static constexpr u32 PROGRAM_OFFSET{10};
 
 ProgramResult GenerateVertexShader(const ShaderSetup& setup) {
+    std::string out = "#version 430 core\n";
+    out += "#extension GL_ARB_separate_shader_objects : enable\n\n";
     const std::string id = fmt::format("{:016x}", setup.program.unique_identifier);
-
-    std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n";
     out += "// Shader Unique Id: VS" + id + "\n\n";
-    out += GetCommonDeclarations();
+    out += Decompiler::GetCommonDeclarations();
 
     out += R"(
+
 layout (location = 0) out vec4 position;
 
-layout (std140, binding = EMULATION_UBO_BINDING) uniform vs_config {
+layout(std140) uniform vs_config {
     vec4 viewport_flip;
     uvec4 config_pack; // instance_id, flip_stage, y_direction, padding
     uvec4 alpha_test;
 };
-
 )";
-    ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET);
-    ProgramResult program = Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Vertex, "vertex");
+
+    if (setup.IsDualProgram()) {
+        out += "bool exec_vertex_b();\n";
+    }
+
+    ProgramResult program =
+        Decompiler::DecompileProgram(setup.program.code, PROGRAM_OFFSET,
+                                     Maxwell3D::Regs::ShaderStage::Vertex, "vertex")
+            .value_or(ProgramResult());
 
     out += program.first;
 
     if (setup.IsDualProgram()) {
-        ShaderIR program_ir_b(setup.program.code_b, PROGRAM_OFFSET);
         ProgramResult program_b =
-            Decompile(program_ir_b, Maxwell3D::Regs::ShaderStage::Vertex, "vertex_b");
-
+            Decompiler::DecompileProgram(setup.program.code_b, PROGRAM_OFFSET,
+                                         Maxwell3D::Regs::ShaderStage::Vertex, "vertex_b")
+                .value_or(ProgramResult());
         out += program_b.first;
     }
 
     out += R"(
+
 void main() {
     position = vec4(0.0, 0.0, 0.0, 0.0);
-    execute_vertex();
+    exec_vertex();
 )";
 
     if (setup.IsDualProgram()) {
-        out += "    execute_vertex_b();";
+        out += "    exec_vertex_b();";
     }
 
     out += R"(
+
     // Check if the flip stage is VertexB
     // Config pack's second value is flip_stage
     if (config_pack[1] == 1) {
@@ -71,62 +77,73 @@ void main() {
     if (config_pack[1] == 1) {
         position.w = 1.0;
     }
-})";
+}
+
+)";
 
     return {out, program.second};
 }
 
 ProgramResult GenerateGeometryShader(const ShaderSetup& setup) {
-    const std::string id = fmt::format("{:016x}", setup.program.unique_identifier);
-
+    // Version is intentionally skipped in shader generation, it's added by the lazy compilation.
     std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n";
+    const std::string id = fmt::format("{:016x}", setup.program.unique_identifier);
     out += "// Shader Unique Id: GS" + id + "\n\n";
-    out += GetCommonDeclarations();
+    out += Decompiler::GetCommonDeclarations();
+    out += "bool exec_geometry();\n";
 
+    ProgramResult program =
+        Decompiler::DecompileProgram(setup.program.code, PROGRAM_OFFSET,
+                                     Maxwell3D::Regs::ShaderStage::Geometry, "geometry")
+            .value_or(ProgramResult());
     out += R"(
+out gl_PerVertex {
+    vec4 gl_Position;
+};
+
 layout (location = 0) in vec4 gs_position[];
 layout (location = 0) out vec4 position;
 
-layout (std140, binding = EMULATION_UBO_BINDING) uniform gs_config {
+layout (std140) uniform gs_config {
     vec4 viewport_flip;
     uvec4 config_pack; // instance_id, flip_stage, y_direction, padding
     uvec4 alpha_test;
 };
 
-)";
-    ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET);
-    ProgramResult program =
-        Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Geometry, "geometry");
-    out += program.first;
-
-    out += R"(
 void main() {
-    execute_geometry();
-};)";
+    exec_geometry();
+}
 
+)";
+    out += program.first;
     return {out, program.second};
 }
 
 ProgramResult GenerateFragmentShader(const ShaderSetup& setup) {
+    std::string out = "#version 430 core\n";
+    out += "#extension GL_ARB_separate_shader_objects : enable\n\n";
     const std::string id = fmt::format("{:016x}", setup.program.unique_identifier);
-
-    std::string out = "#extension GL_ARB_separate_shader_objects : enable\n\n";
     out += "// Shader Unique Id: FS" + id + "\n\n";
-    out += GetCommonDeclarations();
+    out += Decompiler::GetCommonDeclarations();
+    out += "bool exec_fragment();\n";
 
+    ProgramResult program =
+        Decompiler::DecompileProgram(setup.program.code, PROGRAM_OFFSET,
+                                     Maxwell3D::Regs::ShaderStage::Fragment, "fragment")
+            .value_or(ProgramResult());
     out += R"(
-layout (location = 0) out vec4 FragColor0;
-layout (location = 1) out vec4 FragColor1;
-layout (location = 2) out vec4 FragColor2;
-layout (location = 3) out vec4 FragColor3;
-layout (location = 4) out vec4 FragColor4;
-layout (location = 5) out vec4 FragColor5;
-layout (location = 6) out vec4 FragColor6;
-layout (location = 7) out vec4 FragColor7;
+layout(location = 0) out vec4 FragColor0;
+layout(location = 1) out vec4 FragColor1;
+layout(location = 2) out vec4 FragColor2;
+layout(location = 3) out vec4 FragColor3;
+layout(location = 4) out vec4 FragColor4;
+layout(location = 5) out vec4 FragColor5;
+layout(location = 6) out vec4 FragColor6;
+layout(location = 7) out vec4 FragColor7;
 
 layout (location = 0) in vec4 position;
 
-layout (std140, binding = EMULATION_UBO_BINDING) uniform fs_config {
+layout (std140) uniform fs_config {
     vec4 viewport_flip;
     uvec4 config_pack; // instance_id, flip_stage, y_direction, padding
     uvec4 alpha_test;
@@ -156,20 +173,12 @@ bool AlphaFunc(in float value) {
     }
 }
 
-)";
-    ShaderIR program_ir(setup.program.code, PROGRAM_OFFSET);
-    ProgramResult program =
-        Decompile(program_ir, Maxwell3D::Regs::ShaderStage::Fragment, "fragment");
-
-    out += program.first;
-
-    out += R"(
 void main() {
-    execute_fragment();
+    exec_fragment();
 }
 
 )";
+    out += program.first;
     return {out, program.second};
 }
-
-} // namespace OpenGL::GLShader
+} // namespace OpenGL::GLShader

src/video_core/renderer_opengl/gl_shader_gen.h

@@ -10,12 +10,164 @@
 
 #include "common/common_types.h"
 #include "video_core/engines/shader_bytecode.h"
-#include "video_core/renderer_opengl/gl_shader_decompiler.h"
-#include "video_core/shader/shader_ir.h"
 
 namespace OpenGL::GLShader {
 
-using VideoCommon::Shader::ProgramCode;
+constexpr std::size_t MAX_PROGRAM_CODE_LENGTH{0x1000};
+using ProgramCode = std::vector<u64>;
+
+enum : u32 { POSITION_VARYING_LOCATION = 0, GENERIC_VARYING_START_LOCATION = 1 };
+
+class ConstBufferEntry {
+    using Maxwell = Tegra::Engines::Maxwell3D::Regs;
+
+public:
+    void MarkAsUsed(u64 index, u64 offset, Maxwell::ShaderStage stage) {
+        is_used = true;
+        this->index = static_cast<unsigned>(index);
+        this->stage = stage;
+        max_offset = std::max(max_offset, static_cast<unsigned>(offset));
+    }
+
+    void MarkAsUsedIndirect(u64 index, Maxwell::ShaderStage stage) {
+        is_used = true;
+        is_indirect = true;
+        this->index = static_cast<unsigned>(index);
+        this->stage = stage;
+    }
+
+    bool IsUsed() const {
+        return is_used;
+    }
+
+    bool IsIndirect() const {
+        return is_indirect;
+    }
+
+    unsigned GetIndex() const {
+        return index;
+    }
+
+    unsigned GetSize() const {
+        return max_offset + 1;
+    }
+
+    std::string GetName() const {
+        return BufferBaseNames[static_cast<std::size_t>(stage)] + std::to_string(index);
+    }
+
+    u32 GetHash() const {
+        return (static_cast<u32>(stage) << 16) | index;
+    }
+
+private:
+    static constexpr std::array<const char*, Maxwell::MaxShaderStage> BufferBaseNames = {
+        "buffer_vs_c", "buffer_tessc_c", "buffer_tesse_c", "buffer_gs_c", "buffer_fs_c",
+    };
+
+    bool is_used{};
+    bool is_indirect{};
+    unsigned index{};
+    unsigned max_offset{};
+    Maxwell::ShaderStage stage;
+};
+
+class SamplerEntry {
+    using Maxwell = Tegra::Engines::Maxwell3D::Regs;
+
+public:
+    SamplerEntry(Maxwell::ShaderStage stage, std::size_t offset, std::size_t index,
+                 Tegra::Shader::TextureType type, bool is_array, bool is_shadow)
+        : offset(offset), stage(stage), sampler_index(index), type(type), is_array(is_array),
+          is_shadow(is_shadow) {}
+
+    std::size_t GetOffset() const {
+        return offset;
+    }
+
+    std::size_t GetIndex() const {
+        return sampler_index;
+    }
+
+    Maxwell::ShaderStage GetStage() const {
+        return stage;
+    }
+
+    std::string GetName() const {
+        return std::string(TextureSamplerNames[static_cast<std::size_t>(stage)]) + '_' +
+               std::to_string(sampler_index);
+    }
+
+    std::string GetTypeString() const {
+        using Tegra::Shader::TextureType;
+        std::string glsl_type;
+
+        switch (type) {
+        case TextureType::Texture1D:
+            glsl_type = "sampler1D";
+            break;
+        case TextureType::Texture2D:
+            glsl_type = "sampler2D";
+            break;
+        case TextureType::Texture3D:
+            glsl_type = "sampler3D";
+            break;
+        case TextureType::TextureCube:
+            glsl_type = "samplerCube";
+            break;
+        default:
+            UNIMPLEMENTED();
+        }
+        if (is_array)
+            glsl_type += "Array";
+        if (is_shadow)
+            glsl_type += "Shadow";
+        return glsl_type;
+    }
+
+    Tegra::Shader::TextureType GetType() const {
+        return type;
+    }
+
+    bool IsArray() const {
+        return is_array;
+    }
+
+    bool IsShadow() const {
+        return is_shadow;
+    }
+
+    u32 GetHash() const {
+        return (static_cast<u32>(stage) << 16) | static_cast<u32>(sampler_index);
+    }
+
+    static std::string GetArrayName(Maxwell::ShaderStage stage) {
+        return TextureSamplerNames[static_cast<std::size_t>(stage)];
+    }
+
+private:
+    static constexpr std::array<const char*, Maxwell::MaxShaderStage> TextureSamplerNames = {
+        "tex_vs", "tex_tessc", "tex_tesse", "tex_gs", "tex_fs",
+    };
+
+    /// Offset in TSC memory from which to read the sampler object, as specified by the sampling
+    /// instruction.
+    std::size_t offset;
+    Maxwell::ShaderStage stage;      ///< Shader stage where this sampler was used.
+    std::size_t sampler_index;       ///< Value used to index into the generated GLSL sampler array.
+    Tegra::Shader::TextureType type; ///< The type used to sample this texture (Texture2D, etc)
+    bool is_array;  ///< Whether the texture is being sampled as an array texture or not.
+    bool is_shadow; ///< Whether the texture is being sampled as a depth texture or not.
+};
+
+struct ShaderEntries {
+    std::vector<ConstBufferEntry> const_buffer_entries;
+    std::vector<SamplerEntry> texture_samplers;
+    std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances> clip_distances;
+    std::size_t shader_length;
+};
+
+using ProgramResult = std::pair<std::string, ShaderEntries>;
 
 struct ShaderSetup {
     explicit ShaderSetup(ProgramCode program_code) {

src/video_core/renderer_opengl/gl_state.cpp

@@ -462,35 +462,29 @@ void OpenGLState::ApplyPolygonOffset() const {
 }
 
 void OpenGLState::ApplyTextures() const {
-    bool has_delta{};
-    std::size_t first{};
-    std::size_t last{};
-    std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> textures;
-
     for (std::size_t i = 0; i < std::size(texture_units); ++i) {
         const auto& texture_unit = texture_units[i];
         const auto& cur_state_texture_unit = cur_state.texture_units[i];
-        textures[i] = texture_unit.texture;
 
-        if (textures[i] != cur_state_texture_unit.texture) {
-            if (!has_delta) {
-                first = i;
-                has_delta = true;
-            }
-            last = i;
+        if (texture_unit.texture != cur_state_texture_unit.texture) {
+            glActiveTexture(TextureUnits::MaxwellTexture(static_cast<int>(i)).Enum());
+            glBindTexture(texture_unit.target, texture_unit.texture);
+        }
+        // Update the texture swizzle
+        if (texture_unit.swizzle.r != cur_state_texture_unit.swizzle.r ||
+            texture_unit.swizzle.g != cur_state_texture_unit.swizzle.g ||
+            texture_unit.swizzle.b != cur_state_texture_unit.swizzle.b ||
+            texture_unit.swizzle.a != cur_state_texture_unit.swizzle.a) {
+            std::array<GLint, 4> mask = {texture_unit.swizzle.r, texture_unit.swizzle.g,
+                                         texture_unit.swizzle.b, texture_unit.swizzle.a};
+            glTexParameteriv(texture_unit.target, GL_TEXTURE_SWIZZLE_RGBA, mask.data());
         }
-    }
-
-    if (has_delta) {
-        glBindTextures(static_cast<GLuint>(first), static_cast<GLsizei>(last - first + 1),
-                       textures.data());
     }
 }
 
 void OpenGLState::ApplySamplers() const {
     bool has_delta{};
-    std::size_t first{};
-    std::size_t last{};
+    std::size_t first{}, last{};
     std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> samplers;
     for (std::size_t i = 0; i < std::size(samplers); ++i) {
         samplers[i] = texture_units[i].sampler;

src/video_core/renderer_opengl/gl_state.h

@@ -126,14 +126,26 @@ public:
     struct TextureUnit {
         GLuint texture; // GL_TEXTURE_BINDING_2D
         GLuint sampler; // GL_SAMPLER_BINDING
+        GLenum target;
+        struct {
+            GLint r; // GL_TEXTURE_SWIZZLE_R
+            GLint g; // GL_TEXTURE_SWIZZLE_G
+            GLint b; // GL_TEXTURE_SWIZZLE_B
+            GLint a; // GL_TEXTURE_SWIZZLE_A
+        } swizzle;
 
         void Unbind() {
             texture = 0;
+            swizzle.r = GL_RED;
+            swizzle.g = GL_GREEN;
+            swizzle.b = GL_BLUE;
+            swizzle.a = GL_ALPHA;
         }
 
         void Reset() {
             Unbind();
             sampler = 0;
+            target = GL_TEXTURE_2D;
         }
     };
     std::array<TextureUnit, Tegra::Engines::Maxwell3D::Regs::NumTextureSamplers> texture_units;

src/video_core/renderer_opengl/renderer_opengl.cpp

@@ -14,7 +14,6 @@
 #include "core/core.h"
 #include "core/core_timing.h"
 #include "core/frontend/emu_window.h"
-#include "core/frontend/scope_acquire_window_context.h"
 #include "core/memory.h"
 #include "core/perf_stats.h"
 #include "core/settings.h"
@@ -98,6 +97,18 @@ static std::array<GLfloat, 3 * 2> MakeOrthographicMatrix(const float width, cons
     return matrix;
 }
 
+ScopeAcquireGLContext::ScopeAcquireGLContext(Core::Frontend::EmuWindow& emu_window_)
+    : emu_window{emu_window_} {
+    if (Settings::values.use_multi_core) {
+        emu_window.MakeCurrent();
+    }
+}
+ScopeAcquireGLContext::~ScopeAcquireGLContext() {
+    if (Settings::values.use_multi_core) {
+        emu_window.DoneCurrent();
+    }
+}
+
 RendererOpenGL::RendererOpenGL(Core::Frontend::EmuWindow& window)
     : VideoCore::RendererBase{window} {}
 
@@ -106,6 +117,7 @@ RendererOpenGL::~RendererOpenGL() = default;
 /// Swap buffers (render frame)
 void RendererOpenGL::SwapBuffers(
     std::optional<std::reference_wrapper<const Tegra::FramebufferConfig>> framebuffer) {
+    ScopeAcquireGLContext acquire_context{render_window};
 
     Core::System::GetInstance().GetPerfStats().EndSystemFrame();
 
@@ -171,6 +183,10 @@ void RendererOpenGL::LoadFBToScreenInfo(const Tegra::FramebufferConfig& framebuf
                                        Memory::GetPointer(framebuffer_addr),
                                        gl_framebuffer_data.data(), true);
 
+        state.texture_units[0].texture = screen_info.texture.resource.handle;
+        state.Apply();
+
+        glActiveTexture(GL_TEXTURE0);
         glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(framebuffer.stride));
 
         // Update existing texture
@@ -178,11 +194,14 @@ void RendererOpenGL::LoadFBToScreenInfo(const Tegra::FramebufferConfig& framebuf
         //       they differ from the LCD resolution.
         // TODO: Applications could theoretically crash yuzu here by specifying too large
         //       framebuffer sizes. We should make sure that this cannot happen.
-        glTextureSubImage2D(screen_info.texture.resource.handle, 0, 0, 0, framebuffer.width,
-                            framebuffer.height, screen_info.texture.gl_format,
-                            screen_info.texture.gl_type, gl_framebuffer_data.data());
+        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, framebuffer.width, framebuffer.height,
+                        screen_info.texture.gl_format, screen_info.texture.gl_type,
+                        gl_framebuffer_data.data());
 
         glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+
+        state.texture_units[0].texture = 0;
+        state.Apply();
     }
 }
 
@@ -192,8 +211,17 @@ void RendererOpenGL::LoadFBToScreenInfo(const Tegra::FramebufferConfig& framebuf
  */
 void RendererOpenGL::LoadColorToActiveGLTexture(u8 color_r, u8 color_g, u8 color_b, u8 color_a,
                                                 const TextureInfo& texture) {
-    const u8 framebuffer_data[4] = {color_a, color_b, color_g, color_r};
-    glClearTexImage(texture.resource.handle, 0, GL_RGBA, GL_UNSIGNED_BYTE, framebuffer_data);
+    state.texture_units[0].texture = texture.resource.handle;
+    state.Apply();
+
+    glActiveTexture(GL_TEXTURE0);
+    u8 framebuffer_data[4] = {color_a, color_b, color_g, color_r};
+
+    // Update existing texture
+    glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, framebuffer_data);
+
+    state.texture_units[0].texture = 0;
+    state.Apply();
 }
 
 /**
@@ -233,13 +261,26 @@ void RendererOpenGL::InitOpenGLObjects() {
                               sizeof(ScreenRectVertex));
 
     // Allocate textures for the screen
-    screen_info.texture.resource.Create(GL_TEXTURE_2D);
+    screen_info.texture.resource.Create();
 
-    const GLuint texture = screen_info.texture.resource.handle;
-    glTextureStorage2D(texture, 1, GL_RGBA8, 1, 1);
+    // Allocation of storage is deferred until the first frame, when we
+    // know the framebuffer size.
+
+    state.texture_units[0].texture = screen_info.texture.resource.handle;
+    state.Apply();
+
+    glActiveTexture(GL_TEXTURE0);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, 0);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 
     screen_info.display_texture = screen_info.texture.resource.handle;
 
+    state.texture_units[0].texture = 0;
+    state.Apply();
+
     // Clear screen to black
     LoadColorToActiveGLTexture(0, 0, 0, 0, screen_info.texture);
 }
@@ -255,19 +296,20 @@ void RendererOpenGL::CreateRasterizer() {
 
 void RendererOpenGL::ConfigureFramebufferTexture(TextureInfo& texture,
                                                  const Tegra::FramebufferConfig& framebuffer) {
+
     texture.width = framebuffer.width;
     texture.height = framebuffer.height;
 
     GLint internal_format;
     switch (framebuffer.pixel_format) {
     case Tegra::FramebufferConfig::PixelFormat::ABGR8:
-        internal_format = GL_RGBA8;
+        internal_format = GL_RGBA;
         texture.gl_format = GL_RGBA;
         texture.gl_type = GL_UNSIGNED_INT_8_8_8_8_REV;
         gl_framebuffer_data.resize(texture.width * texture.height * 4);
         break;
     default:
-        internal_format = GL_RGBA8;
+        internal_format = GL_RGBA;
         texture.gl_format = GL_RGBA;
         texture.gl_type = GL_UNSIGNED_INT_8_8_8_8_REV;
         gl_framebuffer_data.resize(texture.width * texture.height * 4);
@@ -276,9 +318,15 @@ void RendererOpenGL::ConfigureFramebufferTexture(TextureInfo& texture,
         UNREACHABLE();
     }
 
-    texture.resource.Release();
-    texture.resource.Create(GL_TEXTURE_2D);
-    glTextureStorage2D(texture.resource.handle, 1, internal_format, texture.width, texture.height);
+    state.texture_units[0].texture = texture.resource.handle;
+    state.Apply();
+
+    glActiveTexture(GL_TEXTURE0);
+    glTexImage2D(GL_TEXTURE_2D, 0, internal_format, texture.width, texture.height, 0,
+                 texture.gl_format, texture.gl_type, nullptr);
+
+    state.texture_units[0].texture = 0;
+    state.Apply();
 }
 
 void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x, float y, float w,
@@ -320,6 +368,7 @@ void RendererOpenGL::DrawScreenTriangles(const ScreenInfo& screen_info, float x,
     }};
 
     state.texture_units[0].texture = screen_info.display_texture;
+    state.texture_units[0].swizzle = {GL_RED, GL_GREEN, GL_BLUE, GL_ALPHA};
     // Workaround brigthness problems in SMO by enabling sRGB in the final output
     // if it has been used in the frame. Needed because of this bug in QT: QTBUG-50987
     state.framebuffer_srgb.enabled = OpenGLState::GetsRGBUsed();
@@ -457,7 +506,7 @@ static void APIENTRY DebugHandler(GLenum source, GLenum type, GLuint id, GLenum
 
 /// Initialize the renderer
 bool RendererOpenGL::Init() {
-    Core::Frontend::ScopeAcquireWindowContext acquire_context{render_window};
+    ScopeAcquireGLContext acquire_context{render_window};
 
     if (GLAD_GL_KHR_debug) {
         glEnable(GL_DEBUG_OUTPUT);

src/video_core/renderer_opengl/renderer_opengl.h

@@ -39,6 +39,16 @@ struct ScreenInfo {
     TextureInfo texture;
 };
 
+/// Helper class to acquire/release OpenGL context within a given scope
+class ScopeAcquireGLContext : NonCopyable {
+public:
+    explicit ScopeAcquireGLContext(Core::Frontend::EmuWindow& window);
+    ~ScopeAcquireGLContext();
+
+private:
+    Core::Frontend::EmuWindow& emu_window;
+};
+
 class RendererOpenGL : public VideoCore::RendererBase {
 public:
     explicit RendererOpenGL(Core::Frontend::EmuWindow& window);

src/video_core/shader/decode.cpp

@@ -1,206 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <cstring>
-#include <set>
-
-#include <fmt/format.h>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/engines/shader_header.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-namespace {
-
-/// Merges exit method of two parallel branches.
-constexpr ExitMethod ParallelExit(ExitMethod a, ExitMethod b) {
-    if (a == ExitMethod::Undetermined) {
-        return b;
-    }
-    if (b == ExitMethod::Undetermined) {
-        return a;
-    }
-    if (a == b) {
-        return a;
-    }
-    return ExitMethod::Conditional;
-}
-
-/**
- * Returns whether the instruction at the specified offset is a 'sched' instruction.
- * Sched instructions always appear before a sequence of 3 instructions.
- */
-constexpr bool IsSchedInstruction(u32 offset, u32 main_offset) {
-    constexpr u32 SchedPeriod = 4;
-    u32 absolute_offset = offset - main_offset;
-
-    return (absolute_offset % SchedPeriod) == 0;
-}
-
-} // namespace
-
-void ShaderIR::Decode() {
-    std::memcpy(&header, program_code.data(), sizeof(Tegra::Shader::Header));
-
-    std::set<u32> labels;
-    const ExitMethod exit_method = Scan(main_offset, MAX_PROGRAM_LENGTH, labels);
-    if (exit_method != ExitMethod::AlwaysEnd) {
-        UNREACHABLE_MSG("Program does not always end");
-    }
-
-    if (labels.empty()) {
-        basic_blocks.insert({main_offset, DecodeRange(main_offset, MAX_PROGRAM_LENGTH)});
-        return;
-    }
-
-    labels.insert(main_offset);
-
-    for (const u32 label : labels) {
-        const auto next_it = labels.lower_bound(label + 1);
-        const u32 next_label = next_it == labels.end() ? MAX_PROGRAM_LENGTH : *next_it;
-
-        basic_blocks.insert({label, DecodeRange(label, next_label)});
-    }
-}
-
-ExitMethod ShaderIR::Scan(u32 begin, u32 end, std::set<u32>& labels) {
-    const auto [iter, inserted] =
-        exit_method_map.emplace(std::make_pair(begin, end), ExitMethod::Undetermined);
-    ExitMethod& exit_method = iter->second;
-    if (!inserted)
-        return exit_method;
-
-    for (u32 offset = begin; offset != end && offset != MAX_PROGRAM_LENGTH; ++offset) {
-        coverage_begin = std::min(coverage_begin, offset);
-        coverage_end = std::max(coverage_end, offset + 1);
-
-        const Instruction instr = {program_code[offset]};
-        const auto opcode = OpCode::Decode(instr);
-        if (!opcode)
-            continue;
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::EXIT: {
-            // The EXIT instruction can be predicated, which means that the shader can conditionally
-            // end on this instruction. We have to consider the case where the condition is not met
-            // and check the exit method of that other basic block.
-            using Tegra::Shader::Pred;
-            if (instr.pred.pred_index == static_cast<u64>(Pred::UnusedIndex)) {
-                return exit_method = ExitMethod::AlwaysEnd;
-            } else {
-                const ExitMethod not_met = Scan(offset + 1, end, labels);
-                return exit_method = ParallelExit(ExitMethod::AlwaysEnd, not_met);
-            }
-        }
-        case OpCode::Id::BRA: {
-            const u32 target = offset + instr.bra.GetBranchTarget();
-            labels.insert(target);
-            const ExitMethod no_jmp = Scan(offset + 1, end, labels);
-            const ExitMethod jmp = Scan(target, end, labels);
-            return exit_method = ParallelExit(no_jmp, jmp);
-        }
-        case OpCode::Id::SSY:
-        case OpCode::Id::PBK: {
-            // The SSY and PBK use a similar encoding as the BRA instruction.
-            UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0,
-                                 "Constant buffer branching is not supported");
-            const u32 target = offset + instr.bra.GetBranchTarget();
-            labels.insert(target);
-            // Continue scanning for an exit method.
-            break;
-        }
-        }
-    }
-    return exit_method = ExitMethod::AlwaysReturn;
-}
-
-BasicBlock ShaderIR::DecodeRange(u32 begin, u32 end) {
-    BasicBlock basic_block;
-    for (u32 pc = begin; pc < (begin > end ? MAX_PROGRAM_LENGTH : end);) {
-        pc = DecodeInstr(basic_block, pc);
-    }
-    return basic_block;
-}
-
-u32 ShaderIR::DecodeInstr(BasicBlock& bb, u32 pc) {
-    // Ignore sched instructions when generating code.
-    if (IsSchedInstruction(pc, main_offset)) {
-        return pc + 1;
-    }
-
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    // Decoding failure
-    if (!opcode) {
-        UNIMPLEMENTED_MSG("Unhandled instruction: {0:x}", instr.value);
-        return pc + 1;
-    }
-
-    bb.push_back(
-        Comment(fmt::format("{}: {} (0x{:016x})", pc, opcode->get().GetName(), instr.value)));
-
-    using Tegra::Shader::Pred;
-    UNIMPLEMENTED_IF_MSG(instr.pred.full_pred == Pred::NeverExecute,
-                         "NeverExecute predicate not implemented");
-
-    static const std::map<OpCode::Type, u32 (ShaderIR::*)(BasicBlock&, const BasicBlock&, u32)>
-        decoders = {
-            {OpCode::Type::Arithmetic, &ShaderIR::DecodeArithmetic},
-            {OpCode::Type::ArithmeticImmediate, &ShaderIR::DecodeArithmeticImmediate},
-            {OpCode::Type::Bfe, &ShaderIR::DecodeBfe},
-            {OpCode::Type::Bfi, &ShaderIR::DecodeBfi},
-            {OpCode::Type::Shift, &ShaderIR::DecodeShift},
-            {OpCode::Type::ArithmeticInteger, &ShaderIR::DecodeArithmeticInteger},
-            {OpCode::Type::ArithmeticIntegerImmediate, &ShaderIR::DecodeArithmeticIntegerImmediate},
-            {OpCode::Type::ArithmeticHalf, &ShaderIR::DecodeArithmeticHalf},
-            {OpCode::Type::ArithmeticHalfImmediate, &ShaderIR::DecodeArithmeticHalfImmediate},
-            {OpCode::Type::Ffma, &ShaderIR::DecodeFfma},
-            {OpCode::Type::Hfma2, &ShaderIR::DecodeHfma2},
-            {OpCode::Type::Conversion, &ShaderIR::DecodeConversion},
-            {OpCode::Type::Memory, &ShaderIR::DecodeMemory},
-            {OpCode::Type::FloatSetPredicate, &ShaderIR::DecodeFloatSetPredicate},
-            {OpCode::Type::IntegerSetPredicate, &ShaderIR::DecodeIntegerSetPredicate},
-            {OpCode::Type::HalfSetPredicate, &ShaderIR::DecodeHalfSetPredicate},
-            {OpCode::Type::PredicateSetRegister, &ShaderIR::DecodePredicateSetRegister},
-            {OpCode::Type::PredicateSetPredicate, &ShaderIR::DecodePredicateSetPredicate},
-            {OpCode::Type::RegisterSetPredicate, &ShaderIR::DecodeRegisterSetPredicate},
-            {OpCode::Type::FloatSet, &ShaderIR::DecodeFloatSet},
-            {OpCode::Type::IntegerSet, &ShaderIR::DecodeIntegerSet},
-            {OpCode::Type::HalfSet, &ShaderIR::DecodeHalfSet},
-            {OpCode::Type::Video, &ShaderIR::DecodeVideo},
-            {OpCode::Type::Xmad, &ShaderIR::DecodeXmad},
-        };
-
-    std::vector<Node> tmp_block;
-    if (const auto decoder = decoders.find(opcode->get().GetType()); decoder != decoders.end()) {
-        pc = (this->*decoder->second)(tmp_block, bb, pc);
-    } else {
-        pc = DecodeOther(tmp_block, bb, pc);
-    }
-
-    // Some instructions (like SSY) don't have a predicate field, they are always unconditionally
-    // executed.
-    const bool can_be_predicated = OpCode::IsPredicatedInstruction(opcode->get().GetId());
-    const auto pred_index = static_cast<u32>(instr.pred.pred_index);
-
-    if (can_be_predicated && pred_index != static_cast<u32>(Pred::UnusedIndex)) {
-        bb.push_back(
-            Conditional(GetPredicate(pred_index, instr.negate_pred != 0), std::move(tmp_block)));
-    } else {
-        for (auto& node : tmp_block) {
-            bb.push_back(std::move(node));
-        }
-    }
-
-    return pc + 1;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic.cpp

@@ -1,155 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::SubOp;
-
-u32 ShaderIR::DecodeArithmetic(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    Node op_a = GetRegister(instr.gpr8);
-
-    Node op_b = [&]() -> Node {
-        if (instr.is_b_imm) {
-            return GetImmediate19(instr);
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::MOV_C:
-    case OpCode::Id::MOV_R: {
-        // MOV does not have neither 'abs' nor 'neg' bits.
-        SetRegister(bb, instr.gpr0, op_b);
-        break;
-    }
-    case OpCode::Id::FMUL_C:
-    case OpCode::Id::FMUL_R:
-    case OpCode::Id::FMUL_IMM: {
-        // FMUL does not have 'abs' bits and only the second operand has a 'neg' bit.
-        UNIMPLEMENTED_IF_MSG(instr.fmul.tab5cb8_2 != 0, "FMUL tab5cb8_2({}) is not implemented",
-                             instr.fmul.tab5cb8_2.Value());
-        UNIMPLEMENTED_IF_MSG(
-            instr.fmul.tab5c68_0 != 1, "FMUL tab5cb8_0({}) is not implemented",
-            instr.fmul.tab5c68_0.Value()); // SMO typical sends 1 here which seems to be the default
-
-        op_b = GetOperandAbsNegFloat(op_b, false, instr.fmul.negate_b);
-
-        // TODO(Rodrigo): Should precise be used when there's a postfactor?
-        Node value = Operation(OperationCode::FMul, PRECISE, op_a, op_b);
-
-        if (instr.fmul.postfactor != 0) {
-            auto postfactor = static_cast<s32>(instr.fmul.postfactor);
-
-            // Postfactor encoded as 3-bit 1's complement in instruction, interpreted with below
-            // logic.
-            if (postfactor >= 4) {
-                postfactor = 7 - postfactor;
-            } else {
-                postfactor = 0 - postfactor;
-            }
-
-            if (postfactor > 0) {
-                value = Operation(OperationCode::FMul, NO_PRECISE, value,
-                                  Immediate(static_cast<f32>(1 << postfactor)));
-            } else {
-                value = Operation(OperationCode::FDiv, NO_PRECISE, value,
-                                  Immediate(static_cast<f32>(1 << -postfactor)));
-            }
-        }
-
-        value = GetSaturatedFloat(value, instr.alu.saturate_d);
-
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::FADD_C:
-    case OpCode::Id::FADD_R:
-    case OpCode::Id::FADD_IMM: {
-        op_a = GetOperandAbsNegFloat(op_a, instr.alu.abs_a, instr.alu.negate_a);
-        op_b = GetOperandAbsNegFloat(op_b, instr.alu.abs_b, instr.alu.negate_b);
-
-        Node value = Operation(OperationCode::FAdd, PRECISE, op_a, op_b);
-        value = GetSaturatedFloat(value, instr.alu.saturate_d);
-
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::MUFU: {
-        op_a = GetOperandAbsNegFloat(op_a, instr.alu.abs_a, instr.alu.negate_a);
-
-        Node value = [&]() {
-            switch (instr.sub_op) {
-            case SubOp::Cos:
-                return Operation(OperationCode::FCos, PRECISE, op_a);
-            case SubOp::Sin:
-                return Operation(OperationCode::FSin, PRECISE, op_a);
-            case SubOp::Ex2:
-                return Operation(OperationCode::FExp2, PRECISE, op_a);
-            case SubOp::Lg2:
-                return Operation(OperationCode::FLog2, PRECISE, op_a);
-            case SubOp::Rcp:
-                return Operation(OperationCode::FDiv, PRECISE, Immediate(1.0f), op_a);
-            case SubOp::Rsq:
-                return Operation(OperationCode::FInverseSqrt, PRECISE, op_a);
-            case SubOp::Sqrt:
-                return Operation(OperationCode::FSqrt, PRECISE, op_a);
-            default:
-                UNIMPLEMENTED_MSG("Unhandled MUFU sub op={0:x}",
-                                  static_cast<unsigned>(instr.sub_op.Value()));
-                return Immediate(0);
-            }
-        }();
-        value = GetSaturatedFloat(value, instr.alu.saturate_d);
-
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::FMNMX_C:
-    case OpCode::Id::FMNMX_R:
-    case OpCode::Id::FMNMX_IMM: {
-        op_a = GetOperandAbsNegFloat(op_a, instr.alu.abs_a, instr.alu.negate_a);
-        op_b = GetOperandAbsNegFloat(op_b, instr.alu.abs_b, instr.alu.negate_b);
-
-        const Node condition = GetPredicate(instr.alu.fmnmx.pred, instr.alu.fmnmx.negate_pred != 0);
-
-        const Node min = Operation(OperationCode::FMin, NO_PRECISE, op_a, op_b);
-        const Node max = Operation(OperationCode::FMax, NO_PRECISE, op_a, op_b);
-        const Node value = Operation(OperationCode::Select, NO_PRECISE, condition, min, max);
-
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::RRO_C:
-    case OpCode::Id::RRO_R:
-    case OpCode::Id::RRO_IMM: {
-        // Currently RRO is only implemented as a register move.
-        op_b = GetOperandAbsNegFloat(op_b, instr.alu.abs_b, instr.alu.negate_b);
-        SetRegister(bb, instr.gpr0, op_b);
-        LOG_WARNING(HW_GPU, "RRO instruction is incomplete");
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled arithmetic instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic_half.cpp

@@ -1,70 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeArithmeticHalf(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    if (opcode->get().GetId() == OpCode::Id::HADD2_C ||
-        opcode->get().GetId() == OpCode::Id::HADD2_R) {
-        UNIMPLEMENTED_IF(instr.alu_half.ftz != 0);
-    }
-    UNIMPLEMENTED_IF_MSG(instr.alu_half.saturate != 0, "Half float saturation not implemented");
-
-    const bool negate_a =
-        opcode->get().GetId() != OpCode::Id::HMUL2_R && instr.alu_half.negate_a != 0;
-    const bool negate_b =
-        opcode->get().GetId() != OpCode::Id::HMUL2_C && instr.alu_half.negate_b != 0;
-
-    const Node op_a = GetOperandAbsNegHalf(GetRegister(instr.gpr8), instr.alu_half.abs_a, negate_a);
-
-    // instr.alu_half.type_a
-
-    Node op_b = [&]() {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HADD2_C:
-        case OpCode::Id::HMUL2_C:
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        case OpCode::Id::HADD2_R:
-        case OpCode::Id::HMUL2_R:
-            return GetRegister(instr.gpr20);
-        default:
-            UNREACHABLE();
-            return Immediate(0);
-        }
-    }();
-    op_b = GetOperandAbsNegHalf(op_b, instr.alu_half.abs_b, negate_b);
-
-    Node value = [&]() {
-        MetaHalfArithmetic meta{true, {instr.alu_half_imm.type_a, instr.alu_half.type_b}};
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HADD2_C:
-        case OpCode::Id::HADD2_R:
-            return Operation(OperationCode::HAdd, meta, op_a, op_b);
-        case OpCode::Id::HMUL2_C:
-        case OpCode::Id::HMUL2_R:
-            return Operation(OperationCode::HMul, meta, op_a, op_b);
-        default:
-            UNIMPLEMENTED_MSG("Unhandled half float instruction: {}", opcode->get().GetName());
-            return Immediate(0);
-        }
-    }();
-    value = HalfMerge(GetRegister(instr.gpr0), value, instr.alu_half.merge);
-
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic_half_immediate.cpp

@@ -1,51 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeArithmeticHalfImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    if (opcode->get().GetId() == OpCode::Id::HADD2_IMM) {
-        UNIMPLEMENTED_IF(instr.alu_half_imm.ftz != 0);
-    } else {
-        UNIMPLEMENTED_IF(instr.alu_half_imm.precision != Tegra::Shader::HalfPrecision::None);
-    }
-    UNIMPLEMENTED_IF_MSG(instr.alu_half_imm.saturate != 0,
-                         "Half float immediate saturation not implemented");
-
-    Node op_a = GetRegister(instr.gpr8);
-    op_a = GetOperandAbsNegHalf(op_a, instr.alu_half_imm.abs_a, instr.alu_half_imm.negate_a);
-
-    const Node op_b = UnpackHalfImmediate(instr, true);
-
-    Node value = [&]() {
-        MetaHalfArithmetic meta{true, {instr.alu_half_imm.type_a}};
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HADD2_IMM:
-            return Operation(OperationCode::HAdd, meta, op_a, op_b);
-        case OpCode::Id::HMUL2_IMM:
-            return Operation(OperationCode::HMul, meta, op_a, op_b);
-        default:
-            UNREACHABLE();
-            return Immediate(0);
-        }
-    }();
-    value = HalfMerge(GetRegister(instr.gpr0), value, instr.alu_half_imm.merge);
-
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic_immediate.cpp

@@ -1,52 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeArithmeticImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::MOV32_IMM: {
-        SetRegister(bb, instr.gpr0, GetImmediate32(instr));
-        break;
-    }
-    case OpCode::Id::FMUL32_IMM: {
-        Node value =
-            Operation(OperationCode::FMul, PRECISE, GetRegister(instr.gpr8), GetImmediate32(instr));
-        value = GetSaturatedFloat(value, instr.fmul32.saturate);
-
-        SetInternalFlagsFromFloat(bb, value, instr.op_32.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::FADD32I: {
-        const Node op_a = GetOperandAbsNegFloat(GetRegister(instr.gpr8), instr.fadd32i.abs_a,
-                                                instr.fadd32i.negate_a);
-        const Node op_b = GetOperandAbsNegFloat(GetImmediate32(instr), instr.fadd32i.abs_b,
-                                                instr.fadd32i.negate_b);
-
-        const Node value = Operation(OperationCode::FAdd, PRECISE, op_a, op_b);
-        SetInternalFlagsFromFloat(bb, value, instr.op_32.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled arithmetic immediate instruction: {}",
-                          opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic_integer.cpp

@@ -1,287 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::IAdd3Height;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-using Tegra::Shader::Register;
-
-u32 ShaderIR::DecodeArithmeticInteger(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    Node op_a = GetRegister(instr.gpr8);
-    Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return Immediate(instr.alu.GetSignedImm20_20());
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::IADD_C:
-    case OpCode::Id::IADD_R:
-    case OpCode::Id::IADD_IMM: {
-        UNIMPLEMENTED_IF_MSG(instr.alu.saturate_d, "IADD saturation not implemented");
-
-        op_a = GetOperandAbsNegInteger(op_a, false, instr.alu_integer.negate_a, true);
-        op_b = GetOperandAbsNegInteger(op_b, false, instr.alu_integer.negate_b, true);
-
-        const Node value = Operation(OperationCode::IAdd, PRECISE, op_a, op_b);
-
-        SetInternalFlagsFromInteger(bb, value, instr.op_32.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::IADD3_C:
-    case OpCode::Id::IADD3_R:
-    case OpCode::Id::IADD3_IMM: {
-        Node op_c = GetRegister(instr.gpr39);
-
-        const auto ApplyHeight = [&](IAdd3Height height, Node value) {
-            switch (height) {
-            case IAdd3Height::None:
-                return value;
-            case IAdd3Height::LowerHalfWord:
-                return BitfieldExtract(value, 0, 16);
-            case IAdd3Height::UpperHalfWord:
-                return BitfieldExtract(value, 16, 16);
-            default:
-                UNIMPLEMENTED_MSG("Unhandled IADD3 height: {}", static_cast<u32>(height));
-                return Immediate(0);
-            }
-        };
-
-        if (opcode->get().GetId() == OpCode::Id::IADD3_R) {
-            op_a = ApplyHeight(instr.iadd3.height_a, op_a);
-            op_b = ApplyHeight(instr.iadd3.height_b, op_b);
-            op_c = ApplyHeight(instr.iadd3.height_c, op_c);
-        }
-
-        op_a = GetOperandAbsNegInteger(op_a, false, instr.iadd3.neg_a, true);
-        op_b = GetOperandAbsNegInteger(op_b, false, instr.iadd3.neg_b, true);
-        op_c = GetOperandAbsNegInteger(op_c, false, instr.iadd3.neg_c, true);
-
-        const Node value = [&]() {
-            const Node add_ab = Operation(OperationCode::IAdd, NO_PRECISE, op_a, op_b);
-            if (opcode->get().GetId() != OpCode::Id::IADD3_R) {
-                return Operation(OperationCode::IAdd, NO_PRECISE, add_ab, op_c);
-            }
-            const Node shifted = [&]() {
-                switch (instr.iadd3.mode) {
-                case Tegra::Shader::IAdd3Mode::RightShift:
-                    // TODO(tech4me): According to
-                    // https://envytools.readthedocs.io/en/latest/hw/graph/maxwell/cuda/int.html?highlight=iadd3
-                    // The addition between op_a and op_b should be done in uint33, more
-                    // investigation required
-                    return Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, add_ab,
-                                     Immediate(16));
-                case Tegra::Shader::IAdd3Mode::LeftShift:
-                    return Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, add_ab,
-                                     Immediate(16));
-                default:
-                    return add_ab;
-                }
-            }();
-            return Operation(OperationCode::IAdd, NO_PRECISE, shifted, op_c);
-        }();
-
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::ISCADD_C:
-    case OpCode::Id::ISCADD_R:
-    case OpCode::Id::ISCADD_IMM: {
-        UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                             "Condition codes generation in ISCADD is not implemented");
-
-        op_a = GetOperandAbsNegInteger(op_a, false, instr.alu_integer.negate_a, true);
-        op_b = GetOperandAbsNegInteger(op_b, false, instr.alu_integer.negate_b, true);
-
-        const Node shift = Immediate(static_cast<u32>(instr.alu_integer.shift_amount));
-        const Node shifted_a = Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, op_a, shift);
-        const Node value = Operation(OperationCode::IAdd, NO_PRECISE, shifted_a, op_b);
-
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::POPC_C:
-    case OpCode::Id::POPC_R:
-    case OpCode::Id::POPC_IMM: {
-        if (instr.popc.invert) {
-            op_b = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_b);
-        }
-        const Node value = Operation(OperationCode::IBitCount, PRECISE, op_b);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::SEL_C:
-    case OpCode::Id::SEL_R:
-    case OpCode::Id::SEL_IMM: {
-        const Node condition = GetPredicate(instr.sel.pred, instr.sel.neg_pred != 0);
-        const Node value = Operation(OperationCode::Select, PRECISE, condition, op_a, op_b);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::LOP_C:
-    case OpCode::Id::LOP_R:
-    case OpCode::Id::LOP_IMM: {
-        if (instr.alu.lop.invert_a)
-            op_a = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_a);
-        if (instr.alu.lop.invert_b)
-            op_b = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_b);
-
-        WriteLogicOperation(bb, instr.gpr0, instr.alu.lop.operation, op_a, op_b,
-                            instr.alu.lop.pred_result_mode, instr.alu.lop.pred48,
-                            instr.generates_cc);
-        break;
-    }
-    case OpCode::Id::LOP3_C:
-    case OpCode::Id::LOP3_R:
-    case OpCode::Id::LOP3_IMM: {
-        const Node op_c = GetRegister(instr.gpr39);
-        const Node lut = [&]() {
-            if (opcode->get().GetId() == OpCode::Id::LOP3_R) {
-                return Immediate(instr.alu.lop3.GetImmLut28());
-            } else {
-                return Immediate(instr.alu.lop3.GetImmLut48());
-            }
-        }();
-
-        WriteLop3Instruction(bb, instr.gpr0, op_a, op_b, op_c, lut, instr.generates_cc);
-        break;
-    }
-    case OpCode::Id::IMNMX_C:
-    case OpCode::Id::IMNMX_R:
-    case OpCode::Id::IMNMX_IMM: {
-        UNIMPLEMENTED_IF(instr.imnmx.exchange != Tegra::Shader::IMinMaxExchange::None);
-
-        const bool is_signed = instr.imnmx.is_signed;
-
-        const Node condition = GetPredicate(instr.imnmx.pred, instr.imnmx.negate_pred != 0);
-        const Node min = SignedOperation(OperationCode::IMin, is_signed, NO_PRECISE, op_a, op_b);
-        const Node max = SignedOperation(OperationCode::IMax, is_signed, NO_PRECISE, op_a, op_b);
-        const Node value = Operation(OperationCode::Select, NO_PRECISE, condition, min, max);
-
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::LEA_R2:
-    case OpCode::Id::LEA_R1:
-    case OpCode::Id::LEA_IMM:
-    case OpCode::Id::LEA_RZ:
-    case OpCode::Id::LEA_HI: {
-        const auto [op_a, op_b, op_c] = [&]() -> std::tuple<Node, Node, Node> {
-            switch (opcode->get().GetId()) {
-            case OpCode::Id::LEA_R2: {
-                return {GetRegister(instr.gpr20), GetRegister(instr.gpr39),
-                        Immediate(static_cast<u32>(instr.lea.r2.entry_a))};
-            }
-
-            case OpCode::Id::LEA_R1: {
-                const bool neg = instr.lea.r1.neg != 0;
-                return {GetOperandAbsNegInteger(GetRegister(instr.gpr8), false, neg, true),
-                        GetRegister(instr.gpr20),
-                        Immediate(static_cast<u32>(instr.lea.r1.entry_a))};
-            }
-
-            case OpCode::Id::LEA_IMM: {
-                const bool neg = instr.lea.imm.neg != 0;
-                return {Immediate(static_cast<u32>(instr.lea.imm.entry_a)),
-                        GetOperandAbsNegInteger(GetRegister(instr.gpr8), false, neg, true),
-                        Immediate(static_cast<u32>(instr.lea.imm.entry_b))};
-            }
-
-            case OpCode::Id::LEA_RZ: {
-                const bool neg = instr.lea.rz.neg != 0;
-                return {GetConstBuffer(instr.lea.rz.cb_index, instr.lea.rz.cb_offset),
-                        GetOperandAbsNegInteger(GetRegister(instr.gpr8), false, neg, true),
-                        Immediate(static_cast<u32>(instr.lea.rz.entry_a))};
-            }
-
-            case OpCode::Id::LEA_HI:
-            default:
-                UNIMPLEMENTED_MSG("Unhandled LEA subinstruction: {}", opcode->get().GetName());
-
-                return {Immediate(static_cast<u32>(instr.lea.imm.entry_a)), GetRegister(instr.gpr8),
-                        Immediate(static_cast<u32>(instr.lea.imm.entry_b))};
-            }
-        }();
-
-        UNIMPLEMENTED_IF_MSG(instr.lea.pred48 != static_cast<u64>(Pred::UnusedIndex),
-                             "Unhandled LEA Predicate");
-
-        const Node shifted_c =
-            Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, Immediate(1), op_c);
-        const Node mul_bc = Operation(OperationCode::IMul, NO_PRECISE, op_b, shifted_c);
-        const Node value = Operation(OperationCode::IAdd, NO_PRECISE, op_a, mul_bc);
-
-        SetRegister(bb, instr.gpr0, value);
-
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled ArithmeticInteger instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-void ShaderIR::WriteLop3Instruction(BasicBlock& bb, Register dest, Node op_a, Node op_b, Node op_c,
-                                    Node imm_lut, bool sets_cc) {
-    constexpr u32 lop_iterations = 32;
-    const Node one = Immediate(1);
-    const Node two = Immediate(2);
-
-    Node value{};
-    for (u32 i = 0; i < lop_iterations; ++i) {
-        const Node shift_amount = Immediate(i);
-
-        const Node a = Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, op_c, shift_amount);
-        const Node pack_0 = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, a, one);
-
-        const Node b = Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, op_b, shift_amount);
-        const Node c = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, b, one);
-        const Node pack_1 = Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, c, one);
-
-        const Node d = Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, op_a, shift_amount);
-        const Node e = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, d, one);
-        const Node pack_2 = Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, e, two);
-
-        const Node pack_01 = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, pack_0, pack_1);
-        const Node pack_012 = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, pack_01, pack_2);
-
-        const Node shifted_bit =
-            Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, imm_lut, pack_012);
-        const Node bit = Operation(OperationCode::IBitwiseAnd, NO_PRECISE, shifted_bit, one);
-
-        const Node right =
-            Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, bit, shift_amount);
-
-        if (i > 0) {
-            value = Operation(OperationCode::IBitwiseOr, NO_PRECISE, value, right);
-        } else {
-            value = right;
-        }
-    }
-
-    SetInternalFlagsFromInteger(bb, value, sets_cc);
-    SetRegister(bb, dest, value);
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/arithmetic_integer_immediate.cpp

@@ -1,96 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::LogicOperation;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-using Tegra::Shader::PredicateResultMode;
-using Tegra::Shader::Register;
-
-u32 ShaderIR::DecodeArithmeticIntegerImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    Node op_a = GetRegister(instr.gpr8);
-    Node op_b = Immediate(static_cast<s32>(instr.alu.imm20_32));
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::IADD32I: {
-        UNIMPLEMENTED_IF_MSG(instr.iadd32i.saturate, "IADD32I saturation is not implemented");
-
-        op_a = GetOperandAbsNegInteger(op_a, false, instr.iadd32i.negate_a, true);
-
-        const Node value = Operation(OperationCode::IAdd, PRECISE, op_a, op_b);
-
-        SetInternalFlagsFromInteger(bb, value, instr.op_32.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::LOP32I: {
-        if (instr.alu.lop32i.invert_a)
-            op_a = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_a);
-
-        if (instr.alu.lop32i.invert_b)
-            op_b = Operation(OperationCode::IBitwiseNot, NO_PRECISE, op_b);
-
-        WriteLogicOperation(bb, instr.gpr0, instr.alu.lop32i.operation, op_a, op_b,
-                            PredicateResultMode::None, Pred::UnusedIndex, instr.op_32.generates_cc);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled ArithmeticIntegerImmediate instruction: {}",
-                          opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-void ShaderIR::WriteLogicOperation(BasicBlock& bb, Register dest, LogicOperation logic_op,
-                                   Node op_a, Node op_b, PredicateResultMode predicate_mode,
-                                   Pred predicate, bool sets_cc) {
-    const Node result = [&]() {
-        switch (logic_op) {
-        case LogicOperation::And:
-            return Operation(OperationCode::IBitwiseAnd, PRECISE, op_a, op_b);
-        case LogicOperation::Or:
-            return Operation(OperationCode::IBitwiseOr, PRECISE, op_a, op_b);
-        case LogicOperation::Xor:
-            return Operation(OperationCode::IBitwiseXor, PRECISE, op_a, op_b);
-        case LogicOperation::PassB:
-            return op_b;
-        default:
-            UNIMPLEMENTED_MSG("Unimplemented logic operation={}", static_cast<u32>(logic_op));
-            return Immediate(0);
-        }
-    }();
-
-    SetInternalFlagsFromInteger(bb, result, sets_cc);
-    SetRegister(bb, dest, result);
-
-    // Write the predicate value depending on the predicate mode.
-    switch (predicate_mode) {
-    case PredicateResultMode::None:
-        // Do nothing.
-        return;
-    case PredicateResultMode::NotZero: {
-        // Set the predicate to true if the result is not zero.
-        const Node compare = Operation(OperationCode::LogicalINotEqual, result, Immediate(0));
-        SetPredicate(bb, static_cast<u64>(predicate), compare);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unimplemented predicate result mode: {}",
-                          static_cast<u32>(predicate_mode));
-    }
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/bfe.cpp

@@ -1,49 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeBfe(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF(instr.bfe.negate_b);
-
-    Node op_a = GetRegister(instr.gpr8);
-    op_a = GetOperandAbsNegInteger(op_a, false, instr.bfe.negate_a, false);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::BFE_IMM: {
-        UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                             "Condition codes generation in BFE is not implemented");
-
-        const Node inner_shift_imm = Immediate(static_cast<u32>(instr.bfe.GetLeftShiftValue()));
-        const Node outer_shift_imm =
-            Immediate(static_cast<u32>(instr.bfe.GetLeftShiftValue() + instr.bfe.shift_position));
-
-        const Node inner_shift =
-            Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, op_a, inner_shift_imm);
-        const Node outer_shift =
-            Operation(OperationCode::ILogicalShiftRight, NO_PRECISE, inner_shift, outer_shift_imm);
-
-        SetInternalFlagsFromInteger(bb, outer_shift, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, outer_shift);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled BFE instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/bfi.cpp

@@ -1,41 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeBfi(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const auto [base, packed_shift] = [&]() -> std::tuple<Node, Node> {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::BFI_IMM_R:
-            return {GetRegister(instr.gpr39), Immediate(instr.alu.GetSignedImm20_20())};
-        default:
-            UNREACHABLE();
-            return {Immediate(0), Immediate(0)};
-        }
-    }();
-    const Node insert = GetRegister(instr.gpr8);
-    const Node offset = BitfieldExtract(packed_shift, 0, 8);
-    const Node bits = BitfieldExtract(packed_shift, 8, 8);
-
-    const Node value =
-        Operation(OperationCode::UBitfieldInsert, PRECISE, base, insert, offset, bits);
-
-    SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/conversion.cpp

@@ -1,149 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Register;
-
-u32 ShaderIR::DecodeConversion(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::I2I_R: {
-        UNIMPLEMENTED_IF(instr.conversion.selector);
-
-        const bool input_signed = instr.conversion.is_input_signed;
-        const bool output_signed = instr.conversion.is_output_signed;
-
-        Node value = GetRegister(instr.gpr20);
-        value = ConvertIntegerSize(value, instr.conversion.src_size, input_signed);
-
-        value = GetOperandAbsNegInteger(value, instr.conversion.abs_a, instr.conversion.negate_a,
-                                        input_signed);
-        if (input_signed != output_signed) {
-            value = SignedOperation(OperationCode::ICastUnsigned, output_signed, NO_PRECISE, value);
-        }
-
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::I2F_R:
-    case OpCode::Id::I2F_C: {
-        UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
-        UNIMPLEMENTED_IF(instr.conversion.selector);
-        UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                             "Condition codes generation in I2F is not implemented");
-
-        Node value = [&]() {
-            if (instr.is_b_gpr) {
-                return GetRegister(instr.gpr20);
-            } else {
-                return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-            }
-        }();
-        const bool input_signed = instr.conversion.is_input_signed;
-        value = ConvertIntegerSize(value, instr.conversion.src_size, input_signed);
-        value = GetOperandAbsNegInteger(value, instr.conversion.abs_a, false, input_signed);
-        value = SignedOperation(OperationCode::FCastInteger, input_signed, PRECISE, value);
-        value = GetOperandAbsNegFloat(value, false, instr.conversion.negate_a);
-
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::F2F_R:
-    case OpCode::Id::F2F_C: {
-        UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
-        UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word);
-        UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                             "Condition codes generation in F2F is not implemented");
-
-        Node value = [&]() {
-            if (instr.is_b_gpr) {
-                return GetRegister(instr.gpr20);
-            } else {
-                return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-            }
-        }();
-
-        value = GetOperandAbsNegFloat(value, instr.conversion.abs_a, instr.conversion.negate_a);
-
-        value = [&]() {
-            switch (instr.conversion.f2f.rounding) {
-            case Tegra::Shader::F2fRoundingOp::None:
-                return value;
-            case Tegra::Shader::F2fRoundingOp::Round:
-                return Operation(OperationCode::FRoundEven, PRECISE, value);
-            case Tegra::Shader::F2fRoundingOp::Floor:
-                return Operation(OperationCode::FFloor, PRECISE, value);
-            case Tegra::Shader::F2fRoundingOp::Ceil:
-                return Operation(OperationCode::FCeil, PRECISE, value);
-            case Tegra::Shader::F2fRoundingOp::Trunc:
-                return Operation(OperationCode::FTrunc, PRECISE, value);
-            }
-            UNIMPLEMENTED_MSG("Unimplemented F2F rounding mode {}",
-                              static_cast<u32>(instr.conversion.f2f.rounding.Value()));
-            return Immediate(0);
-        }();
-        value = GetSaturatedFloat(value, instr.alu.saturate_d);
-
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::F2I_R:
-    case OpCode::Id::F2I_C: {
-        UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word);
-        UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                             "Condition codes generation in F2I is not implemented");
-        Node value = [&]() {
-            if (instr.is_b_gpr) {
-                return GetRegister(instr.gpr20);
-            } else {
-                return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-            }
-        }();
-
-        value = GetOperandAbsNegFloat(value, instr.conversion.abs_a, instr.conversion.negate_a);
-
-        value = [&]() {
-            switch (instr.conversion.f2i.rounding) {
-            case Tegra::Shader::F2iRoundingOp::None:
-                return value;
-            case Tegra::Shader::F2iRoundingOp::Floor:
-                return Operation(OperationCode::FFloor, PRECISE, value);
-            case Tegra::Shader::F2iRoundingOp::Ceil:
-                return Operation(OperationCode::FCeil, PRECISE, value);
-            case Tegra::Shader::F2iRoundingOp::Trunc:
-                return Operation(OperationCode::FTrunc, PRECISE, value);
-            default:
-                UNIMPLEMENTED_MSG("Unimplemented F2I rounding mode {}",
-                                  static_cast<u32>(instr.conversion.f2i.rounding.Value()));
-                return Immediate(0);
-            }
-        }();
-        const bool is_signed = instr.conversion.is_output_signed;
-        value = SignedOperation(OperationCode::ICastFloat, is_signed, PRECISE, value);
-        value = ConvertIntegerSize(value, instr.conversion.dest_size, is_signed);
-
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled conversion instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/ffma.cpp

@@ -1,59 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeFfma(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF_MSG(instr.ffma.cc != 0, "FFMA cc not implemented");
-    UNIMPLEMENTED_IF_MSG(instr.ffma.tab5980_0 != 1, "FFMA tab5980_0({}) not implemented",
-                         instr.ffma.tab5980_0.Value()); // Seems to be 1 by default based on SMO
-    UNIMPLEMENTED_IF_MSG(instr.ffma.tab5980_1 != 0, "FFMA tab5980_1({}) not implemented",
-                         instr.ffma.tab5980_1.Value());
-
-    const Node op_a = GetRegister(instr.gpr8);
-
-    auto [op_b, op_c] = [&]() -> std::tuple<Node, Node> {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::FFMA_CR: {
-            return {GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
-                    GetRegister(instr.gpr39)};
-        }
-        case OpCode::Id::FFMA_RR:
-            return {GetRegister(instr.gpr20), GetRegister(instr.gpr39)};
-        case OpCode::Id::FFMA_RC: {
-            return {GetRegister(instr.gpr39),
-                    GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
-        }
-        case OpCode::Id::FFMA_IMM:
-            return {GetImmediate19(instr), GetRegister(instr.gpr39)};
-        default:
-            UNIMPLEMENTED_MSG("Unhandled FFMA instruction: {}", opcode->get().GetName());
-            return {Immediate(0), Immediate(0)};
-        }
-    }();
-
-    op_b = GetOperandAbsNegFloat(op_b, false, instr.ffma.negate_b);
-    op_c = GetOperandAbsNegFloat(op_c, false, instr.ffma.negate_c);
-
-    Node value = Operation(OperationCode::FFma, PRECISE, op_a, op_b, op_c);
-    value = GetSaturatedFloat(value, instr.alu.saturate_d);
-
-    SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/float_set.cpp

@@ -1,58 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeFloatSet(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a = GetOperandAbsNegFloat(GetRegister(instr.gpr8), instr.fset.abs_a != 0,
-                                            instr.fset.neg_a != 0);
-
-    Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return GetImmediate19(instr);
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    op_b = GetOperandAbsNegFloat(op_b, instr.fset.abs_b != 0, instr.fset.neg_b != 0);
-
-    // The fset instruction sets a register to 1.0 or -1 (depending on the bf bit) if the
-    // condition is true, and to 0 otherwise.
-    const Node second_pred = GetPredicate(instr.fset.pred39, instr.fset.neg_pred != 0);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.fset.op);
-    const Node first_pred = GetPredicateComparisonFloat(instr.fset.cond, op_a, op_b);
-
-    const Node predicate = Operation(combiner, first_pred, second_pred);
-
-    const Node true_value = instr.fset.bf ? Immediate(1.0f) : Immediate(-1);
-    const Node false_value = instr.fset.bf ? Immediate(0.0f) : Immediate(0);
-    const Node value =
-        Operation(OperationCode::Select, PRECISE, predicate, true_value, false_value);
-
-    if (instr.fset.bf) {
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-    } else {
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-    }
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/float_set_predicate.cpp

@@ -1,56 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-
-u32 ShaderIR::DecodeFloatSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a = GetOperandAbsNegFloat(GetRegister(instr.gpr8), instr.fsetp.abs_a != 0,
-                                            instr.fsetp.neg_a != 0);
-    Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return GetImmediate19(instr);
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-    op_b = GetOperandAbsNegFloat(op_b, instr.fsetp.abs_b, false);
-
-    // We can't use the constant predicate as destination.
-    ASSERT(instr.fsetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
-
-    const Node predicate = GetPredicateComparisonFloat(instr.fsetp.cond, op_a, op_b);
-    const Node second_pred = GetPredicate(instr.fsetp.pred39, instr.fsetp.neg_pred != 0);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.fsetp.op);
-    const Node value = Operation(combiner, predicate, second_pred);
-
-    // Set the primary predicate to the result of Predicate OP SecondPredicate
-    SetPredicate(bb, instr.fsetp.pred3, value);
-
-    if (instr.fsetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-        // Set the secondary predicate to the result of !Predicate OP SecondPredicate,
-        // if enabled
-        const Node negated_pred = Operation(OperationCode::LogicalNegate, predicate);
-        const Node second_value = Operation(combiner, negated_pred, second_pred);
-        SetPredicate(bb, instr.fsetp.pred0, second_value);
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/half_set.cpp

@@ -1,67 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <array>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeHalfSet(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF(instr.hset2.ftz != 0);
-
-    // instr.hset2.type_a
-    // instr.hset2.type_b
-    Node op_a = GetRegister(instr.gpr8);
-    Node op_b = [&]() {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HSET2_R:
-            return GetRegister(instr.gpr20);
-        default:
-            UNREACHABLE();
-            return Immediate(0);
-        }
-    }();
-
-    op_a = GetOperandAbsNegHalf(op_a, instr.hset2.abs_a, instr.hset2.negate_a);
-    op_b = GetOperandAbsNegHalf(op_b, instr.hset2.abs_b, instr.hset2.negate_b);
-
-    const Node second_pred = GetPredicate(instr.hset2.pred39, instr.hset2.neg_pred);
-
-    MetaHalfArithmetic meta{false, {instr.hset2.type_a, instr.hset2.type_b}};
-    const Node comparison_pair = GetPredicateComparisonHalf(instr.hset2.cond, meta, op_a, op_b);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.hset2.op);
-
-    // HSET2 operates on each half float in the pack.
-    std::array<Node, 2> values;
-    for (u32 i = 0; i < 2; ++i) {
-        const u32 raw_value = instr.hset2.bf ? 0x3c00 : 0xffff;
-        const Node true_value = Immediate(raw_value << (i * 16));
-        const Node false_value = Immediate(0);
-
-        const Node comparison =
-            Operation(OperationCode::LogicalPick2, comparison_pair, Immediate(i));
-        const Node predicate = Operation(combiner, comparison, second_pred);
-
-        values[i] =
-            Operation(OperationCode::Select, NO_PRECISE, predicate, true_value, false_value);
-    }
-
-    const Node value = Operation(OperationCode::UBitwiseOr, NO_PRECISE, values[0], values[1]);
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/half_set_predicate.cpp

@@ -1,62 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-
-u32 ShaderIR::DecodeHalfSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF(instr.hsetp2.ftz != 0);
-
-    Node op_a = GetRegister(instr.gpr8);
-    op_a = GetOperandAbsNegHalf(op_a, instr.hsetp2.abs_a, instr.hsetp2.negate_a);
-
-    const Node op_b = [&]() {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HSETP2_R:
-            return GetOperandAbsNegHalf(GetRegister(instr.gpr20), instr.hsetp2.abs_a,
-                                        instr.hsetp2.negate_b);
-        default:
-            UNREACHABLE();
-            return Immediate(0);
-        }
-    }();
-
-    // We can't use the constant predicate as destination.
-    ASSERT(instr.hsetp2.pred3 != static_cast<u64>(Pred::UnusedIndex));
-
-    const Node second_pred = GetPredicate(instr.hsetp2.pred39, instr.hsetp2.neg_pred != 0);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.hsetp2.op);
-    const OperationCode pair_combiner =
-        instr.hsetp2.h_and ? OperationCode::LogicalAll2 : OperationCode::LogicalAny2;
-
-    MetaHalfArithmetic meta = {false, {instr.hsetp2.type_a, instr.hsetp2.type_b}};
-    const Node comparison = GetPredicateComparisonHalf(instr.hsetp2.cond, meta, op_a, op_b);
-    const Node first_pred = Operation(pair_combiner, comparison);
-
-    // Set the primary predicate to the result of Predicate OP SecondPredicate
-    const Node value = Operation(combiner, first_pred, second_pred);
-    SetPredicate(bb, instr.hsetp2.pred3, value);
-
-    if (instr.hsetp2.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-        // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if enabled
-        const Node negated_pred = Operation(OperationCode::LogicalNegate, first_pred);
-        SetPredicate(bb, instr.hsetp2.pred0, Operation(combiner, negated_pred, second_pred));
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/hfma2.cpp

@@ -1,76 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <tuple>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::HalfPrecision;
-using Tegra::Shader::HalfType;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeHfma2(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    if (opcode->get().GetId() == OpCode::Id::HFMA2_RR) {
-        UNIMPLEMENTED_IF(instr.hfma2.rr.precision != HalfPrecision::None);
-    } else {
-        UNIMPLEMENTED_IF(instr.hfma2.precision != HalfPrecision::None);
-    }
-
-    constexpr auto identity = HalfType::H0_H1;
-
-    const HalfType type_a = instr.hfma2.type_a;
-    const Node op_a = GetRegister(instr.gpr8);
-
-    bool neg_b{}, neg_c{};
-    auto [saturate, type_b, op_b, type_c,
-          op_c] = [&]() -> std::tuple<bool, HalfType, Node, HalfType, Node> {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::HFMA2_CR:
-            neg_b = instr.hfma2.negate_b;
-            neg_c = instr.hfma2.negate_c;
-            return {instr.hfma2.saturate, instr.hfma2.type_b,
-                    GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset), instr.hfma2.type_reg39,
-                    GetRegister(instr.gpr39)};
-        case OpCode::Id::HFMA2_RC:
-            neg_b = instr.hfma2.negate_b;
-            neg_c = instr.hfma2.negate_c;
-            return {instr.hfma2.saturate, instr.hfma2.type_reg39, GetRegister(instr.gpr39),
-                    instr.hfma2.type_b, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
-        case OpCode::Id::HFMA2_RR:
-            neg_b = instr.hfma2.rr.negate_b;
-            neg_c = instr.hfma2.rr.negate_c;
-            return {instr.hfma2.rr.saturate, instr.hfma2.type_b, GetRegister(instr.gpr20),
-                    instr.hfma2.rr.type_c, GetRegister(instr.gpr39)};
-        case OpCode::Id::HFMA2_IMM_R:
-            neg_c = instr.hfma2.negate_c;
-            return {instr.hfma2.saturate, identity, UnpackHalfImmediate(instr, true),
-                    instr.hfma2.type_reg39, GetRegister(instr.gpr39)};
-        default:
-            return {false, identity, Immediate(0), identity, Immediate(0)};
-        }
-    }();
-    UNIMPLEMENTED_IF_MSG(saturate, "HFMA2 saturation is not implemented");
-
-    op_b = GetOperandAbsNegHalf(op_b, false, neg_b);
-    op_c = GetOperandAbsNegHalf(op_c, false, neg_c);
-
-    MetaHalfArithmetic meta{true, {type_a, type_b, type_c}};
-    Node value = Operation(OperationCode::HFma, meta, op_a, op_b, op_c);
-    value = HalfMerge(GetRegister(instr.gpr0), value, instr.hfma2.merge);
-
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/integer_set.cpp

@@ -1,50 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeIntegerSet(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a = GetRegister(instr.gpr8);
-    const Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return Immediate(instr.alu.GetSignedImm20_20());
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    // The iset instruction sets a register to 1.0 or -1 (depending on the bf bit) if the condition
-    // is true, and to 0 otherwise.
-    const Node second_pred = GetPredicate(instr.iset.pred39, instr.iset.neg_pred != 0);
-    const Node first_pred =
-        GetPredicateComparisonInteger(instr.iset.cond, instr.iset.is_signed, op_a, op_b);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.iset.op);
-
-    const Node predicate = Operation(combiner, first_pred, second_pred);
-
-    const Node true_value = instr.iset.bf ? Immediate(1.0f) : Immediate(-1);
-    const Node false_value = instr.iset.bf ? Immediate(0.0f) : Immediate(0);
-    const Node value =
-        Operation(OperationCode::Select, PRECISE, predicate, true_value, false_value);
-
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/integer_set_predicate.cpp

@@ -1,53 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-
-u32 ShaderIR::DecodeIntegerSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a = GetRegister(instr.gpr8);
-
-    const Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return Immediate(instr.alu.GetSignedImm20_20());
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    // We can't use the constant predicate as destination.
-    ASSERT(instr.isetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
-
-    const Node second_pred = GetPredicate(instr.isetp.pred39, instr.isetp.neg_pred != 0);
-    const Node predicate =
-        GetPredicateComparisonInteger(instr.isetp.cond, instr.isetp.is_signed, op_a, op_b);
-
-    // Set the primary predicate to the result of Predicate OP SecondPredicate
-    const OperationCode combiner = GetPredicateCombiner(instr.isetp.op);
-    const Node value = Operation(combiner, predicate, second_pred);
-    SetPredicate(bb, instr.isetp.pred3, value);
-
-    if (instr.isetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-        // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if enabled
-        const Node negated_pred = Operation(OperationCode::LogicalNegate, predicate);
-        SetPredicate(bb, instr.isetp.pred0, Operation(combiner, negated_pred, second_pred));
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/memory.cpp

@@ -1,737 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <algorithm>
-#include <vector>
-#include <fmt/format.h>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Attribute;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Register;
-using Tegra::Shader::TextureMiscMode;
-using Tegra::Shader::TextureProcessMode;
-using Tegra::Shader::TextureType;
-
-static std::size_t GetCoordCount(TextureType texture_type) {
-    switch (texture_type) {
-    case TextureType::Texture1D:
-        return 1;
-    case TextureType::Texture2D:
-        return 2;
-    case TextureType::Texture3D:
-    case TextureType::TextureCube:
-        return 3;
-    default:
-        UNIMPLEMENTED_MSG("Unhandled texture type: {}", static_cast<u32>(texture_type));
-        return 0;
-    }
-}
-
-u32 ShaderIR::DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::LD_A: {
-        // Note: Shouldn't this be interp mode flat? As in no interpolation made.
-        UNIMPLEMENTED_IF_MSG(instr.gpr8.Value() != Register::ZeroIndex,
-                             "Indirect attribute loads are not supported");
-        UNIMPLEMENTED_IF_MSG((instr.attribute.fmt20.immediate.Value() % sizeof(u32)) != 0,
-                             "Unaligned attribute loads are not supported");
-
-        Tegra::Shader::IpaMode input_mode{Tegra::Shader::IpaInterpMode::Perspective,
-                                          Tegra::Shader::IpaSampleMode::Default};
-
-        u64 next_element = instr.attribute.fmt20.element;
-        auto next_index = static_cast<u64>(instr.attribute.fmt20.index.Value());
-
-        const auto LoadNextElement = [&](u32 reg_offset) {
-            const Node buffer = GetRegister(instr.gpr39);
-            const Node attribute = GetInputAttribute(static_cast<Attribute::Index>(next_index),
-                                                     next_element, input_mode, buffer);
-
-            SetRegister(bb, instr.gpr0.Value() + reg_offset, attribute);
-
-            // Load the next attribute element into the following register. If the element
-            // to load goes beyond the vec4 size, load the first element of the next
-            // attribute.
-            next_element = (next_element + 1) % 4;
-            next_index = next_index + (next_element == 0 ? 1 : 0);
-        };
-
-        const u32 num_words = static_cast<u32>(instr.attribute.fmt20.size.Value()) + 1;
-        for (u32 reg_offset = 0; reg_offset < num_words; ++reg_offset) {
-            LoadNextElement(reg_offset);
-        }
-        break;
-    }
-    case OpCode::Id::LD_C: {
-        UNIMPLEMENTED_IF(instr.ld_c.unknown != 0);
-
-        Node index = GetRegister(instr.gpr8);
-
-        const Node op_a =
-            GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 0, index);
-
-        switch (instr.ld_c.type.Value()) {
-        case Tegra::Shader::UniformType::Single:
-            SetRegister(bb, instr.gpr0, op_a);
-            break;
-
-        case Tegra::Shader::UniformType::Double: {
-            const Node op_b =
-                GetConstBufferIndirect(instr.cbuf36.index, instr.cbuf36.offset + 4, index);
-
-            SetTemporal(bb, 0, op_a);
-            SetTemporal(bb, 1, op_b);
-            SetRegister(bb, instr.gpr0, GetTemporal(0));
-            SetRegister(bb, instr.gpr0.Value() + 1, GetTemporal(1));
-            break;
-        }
-        default:
-            UNIMPLEMENTED_MSG("Unhandled type: {}", static_cast<unsigned>(instr.ld_c.type.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::LD_L: {
-        UNIMPLEMENTED_IF_MSG(instr.ld_l.unknown == 1, "LD_L Unhandled mode: {}",
-                             static_cast<unsigned>(instr.ld_l.unknown.Value()));
-
-        const Node index = Operation(OperationCode::IAdd, GetRegister(instr.gpr8),
-                                     Immediate(static_cast<s32>(instr.smem_imm)));
-        const Node lmem = GetLocalMemory(index);
-
-        switch (instr.ldst_sl.type.Value()) {
-        case Tegra::Shader::StoreType::Bytes32:
-            SetRegister(bb, instr.gpr0, lmem);
-            break;
-        default:
-            UNIMPLEMENTED_MSG("LD_L Unhandled type: {}",
-                              static_cast<unsigned>(instr.ldst_sl.type.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::LDG: {
-        const u32 count = [&]() {
-            switch (instr.ldg.type) {
-            case Tegra::Shader::UniformType::Single:
-                return 1;
-            case Tegra::Shader::UniformType::Double:
-                return 2;
-            case Tegra::Shader::UniformType::Quad:
-            case Tegra::Shader::UniformType::UnsignedQuad:
-                return 4;
-            default:
-                UNIMPLEMENTED_MSG("Unimplemented LDG size!");
-                return 1;
-            }
-        }();
-
-        const Node addr_register = GetRegister(instr.gpr8);
-        const Node base_address = TrackCbuf(addr_register, code, static_cast<s64>(code.size()));
-        const auto cbuf = std::get_if<CbufNode>(base_address);
-        ASSERT(cbuf != nullptr);
-        const auto cbuf_offset_imm = std::get_if<ImmediateNode>(cbuf->GetOffset());
-        ASSERT(cbuf_offset_imm != nullptr);
-        const auto cbuf_offset = cbuf_offset_imm->GetValue() * 4;
-
-        bb.push_back(Comment(
-            fmt::format("Base address is c[0x{:x}][0x{:x}]", cbuf->GetIndex(), cbuf_offset)));
-
-        const GlobalMemoryBase descriptor{cbuf->GetIndex(), cbuf_offset};
-        used_global_memory_bases.insert(descriptor);
-
-        const Node immediate_offset =
-            Immediate(static_cast<u32>(instr.ldg.immediate_offset.Value()));
-        const Node base_real_address =
-            Operation(OperationCode::UAdd, NO_PRECISE, immediate_offset, addr_register);
-
-        for (u32 i = 0; i < count; ++i) {
-            const Node it_offset = Immediate(i * 4);
-            const Node real_address =
-                Operation(OperationCode::UAdd, NO_PRECISE, base_real_address, it_offset);
-            const Node gmem = StoreNode(GmemNode(real_address, base_address, descriptor));
-
-            SetTemporal(bb, i, gmem);
-        }
-        for (u32 i = 0; i < count; ++i) {
-            SetRegister(bb, instr.gpr0.Value() + i, GetTemporal(i));
-        }
-        break;
-    }
-    case OpCode::Id::ST_A: {
-        UNIMPLEMENTED_IF_MSG(instr.gpr8.Value() != Register::ZeroIndex,
-                             "Indirect attribute loads are not supported");
-        UNIMPLEMENTED_IF_MSG((instr.attribute.fmt20.immediate.Value() % sizeof(u32)) != 0,
-                             "Unaligned attribute loads are not supported");
-
-        u64 next_element = instr.attribute.fmt20.element;
-        auto next_index = static_cast<u64>(instr.attribute.fmt20.index.Value());
-
-        const auto StoreNextElement = [&](u32 reg_offset) {
-            const auto dest = GetOutputAttribute(static_cast<Attribute::Index>(next_index),
-                                                 next_element, GetRegister(instr.gpr39));
-            const auto src = GetRegister(instr.gpr0.Value() + reg_offset);
-
-            bb.push_back(Operation(OperationCode::Assign, dest, src));
-
-            // Load the next attribute element into the following register. If the element
-            // to load goes beyond the vec4 size, load the first element of the next
-            // attribute.
-            next_element = (next_element + 1) % 4;
-            next_index = next_index + (next_element == 0 ? 1 : 0);
-        };
-
-        const u32 num_words = static_cast<u32>(instr.attribute.fmt20.size.Value()) + 1;
-        for (u32 reg_offset = 0; reg_offset < num_words; ++reg_offset) {
-            StoreNextElement(reg_offset);
-        }
-
-        break;
-    }
-    case OpCode::Id::ST_L: {
-        UNIMPLEMENTED_IF_MSG(instr.st_l.unknown == 0, "ST_L Unhandled mode: {}",
-                             static_cast<u32>(instr.st_l.unknown.Value()));
-
-        const Node index = Operation(OperationCode::IAdd, NO_PRECISE, GetRegister(instr.gpr8),
-                                     Immediate(static_cast<s32>(instr.smem_imm)));
-
-        switch (instr.ldst_sl.type.Value()) {
-        case Tegra::Shader::StoreType::Bytes32:
-            SetLocalMemory(bb, index, GetRegister(instr.gpr0));
-            break;
-        default:
-            UNIMPLEMENTED_MSG("ST_L Unhandled type: {}",
-                              static_cast<u32>(instr.ldst_sl.type.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::TEX: {
-        UNIMPLEMENTED_IF_MSG(instr.tex.UsesMiscMode(TextureMiscMode::AOFFI),
-                             "AOFFI is not implemented");
-
-        if (instr.tex.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TEX.NODEP implementation is incomplete");
-        }
-
-        const TextureType texture_type{instr.tex.texture_type};
-        const bool is_array = instr.tex.array != 0;
-        const bool depth_compare = instr.tex.UsesMiscMode(TextureMiscMode::DC);
-        const auto process_mode = instr.tex.GetTextureProcessMode();
-        WriteTexInstructionFloat(
-            bb, instr, GetTexCode(instr, texture_type, process_mode, depth_compare, is_array));
-        break;
-    }
-    case OpCode::Id::TEXS: {
-        const TextureType texture_type{instr.texs.GetTextureType()};
-        const bool is_array{instr.texs.IsArrayTexture()};
-        const bool depth_compare = instr.texs.UsesMiscMode(TextureMiscMode::DC);
-        const auto process_mode = instr.texs.GetTextureProcessMode();
-
-        if (instr.texs.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TEXS.NODEP implementation is incomplete");
-        }
-
-        const Node4 components =
-            GetTexsCode(instr, texture_type, process_mode, depth_compare, is_array);
-
-        if (instr.texs.fp32_flag) {
-            WriteTexsInstructionFloat(bb, instr, components);
-        } else {
-            WriteTexsInstructionHalfFloat(bb, instr, components);
-        }
-        break;
-    }
-    case OpCode::Id::TLD4: {
-        ASSERT(instr.tld4.array == 0);
-        UNIMPLEMENTED_IF_MSG(instr.tld4.UsesMiscMode(TextureMiscMode::AOFFI),
-                             "AOFFI is not implemented");
-        UNIMPLEMENTED_IF_MSG(instr.tld4.UsesMiscMode(TextureMiscMode::NDV),
-                             "NDV is not implemented");
-        UNIMPLEMENTED_IF_MSG(instr.tld4.UsesMiscMode(TextureMiscMode::PTP),
-                             "PTP is not implemented");
-
-        if (instr.tld4.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TLD4.NODEP implementation is incomplete");
-        }
-
-        const auto texture_type = instr.tld4.texture_type.Value();
-        const bool depth_compare = instr.tld4.UsesMiscMode(TextureMiscMode::DC);
-        const bool is_array = instr.tld4.array != 0;
-        WriteTexInstructionFloat(bb, instr,
-                                 GetTld4Code(instr, texture_type, depth_compare, is_array));
-        break;
-    }
-    case OpCode::Id::TLD4S: {
-        UNIMPLEMENTED_IF_MSG(instr.tld4s.UsesMiscMode(TextureMiscMode::AOFFI),
-                             "AOFFI is not implemented");
-
-        if (instr.tld4s.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TLD4S.NODEP implementation is incomplete");
-        }
-
-        const bool depth_compare = instr.tld4s.UsesMiscMode(TextureMiscMode::DC);
-        const Node op_a = GetRegister(instr.gpr8);
-        const Node op_b = GetRegister(instr.gpr20);
-
-        std::vector<Node> coords;
-
-        // TODO(Subv): Figure out how the sampler type is encoded in the TLD4S instruction.
-        if (depth_compare) {
-            // Note: TLD4S coordinate encoding works just like TEXS's
-            const Node op_y = GetRegister(instr.gpr8.Value() + 1);
-            coords.push_back(op_a);
-            coords.push_back(op_y);
-            coords.push_back(op_b);
-        } else {
-            coords.push_back(op_a);
-            coords.push_back(op_b);
-        }
-        const auto num_coords = static_cast<u32>(coords.size());
-        coords.push_back(Immediate(static_cast<u32>(instr.tld4s.component)));
-
-        const auto& sampler =
-            GetSampler(instr.sampler, TextureType::Texture2D, false, depth_compare);
-
-        Node4 values;
-        for (u32 element = 0; element < values.size(); ++element) {
-            auto params = coords;
-            MetaTexture meta{sampler, element, num_coords};
-            values[element] =
-                Operation(OperationCode::F4TextureGather, std::move(meta), std::move(params));
-        }
-
-        WriteTexsInstructionFloat(bb, instr, values);
-        break;
-    }
-    case OpCode::Id::TXQ: {
-        if (instr.txq.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TXQ.NODEP implementation is incomplete");
-        }
-
-        // TODO: The new commits on the texture refactor, change the way samplers work.
-        // Sadly, not all texture instructions specify the type of texture their sampler
-        // uses. This must be fixed at a later instance.
-        const auto& sampler =
-            GetSampler(instr.sampler, Tegra::Shader::TextureType::Texture2D, false, false);
-
-        switch (instr.txq.query_type) {
-        case Tegra::Shader::TextureQueryType::Dimension: {
-            for (u32 element = 0; element < 4; ++element) {
-                MetaTexture meta{sampler, element};
-                const Node value = Operation(OperationCode::F4TextureQueryDimensions,
-                                             std::move(meta), GetRegister(instr.gpr8));
-                SetTemporal(bb, element, value);
-            }
-            for (u32 i = 0; i < 4; ++i) {
-                SetRegister(bb, instr.gpr0.Value() + i, GetTemporal(i));
-            }
-            break;
-        }
-        default:
-            UNIMPLEMENTED_MSG("Unhandled texture query type: {}",
-                              static_cast<u32>(instr.txq.query_type.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::TMML: {
-        UNIMPLEMENTED_IF_MSG(instr.tmml.UsesMiscMode(Tegra::Shader::TextureMiscMode::NDV),
-                             "NDV is not implemented");
-
-        if (instr.tmml.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TMML.NODEP implementation is incomplete");
-        }
-
-        auto texture_type = instr.tmml.texture_type.Value();
-        const bool is_array = instr.tmml.array != 0;
-        const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false);
-
-        std::vector<Node> coords;
-
-        // TODO: Add coordinates for different samplers once other texture types are implemented.
-        switch (texture_type) {
-        case TextureType::Texture1D:
-            coords.push_back(GetRegister(instr.gpr8));
-            break;
-        case TextureType::Texture2D:
-            coords.push_back(GetRegister(instr.gpr8.Value() + 0));
-            coords.push_back(GetRegister(instr.gpr8.Value() + 1));
-            break;
-        default:
-            UNIMPLEMENTED_MSG("Unhandled texture type {}", static_cast<u32>(texture_type));
-
-            // Fallback to interpreting as a 2D texture for now
-            coords.push_back(GetRegister(instr.gpr8.Value() + 0));
-            coords.push_back(GetRegister(instr.gpr8.Value() + 1));
-            texture_type = TextureType::Texture2D;
-        }
-
-        for (u32 element = 0; element < 2; ++element) {
-            auto params = coords;
-            MetaTexture meta_texture{sampler, element, static_cast<u32>(coords.size())};
-            const Node value =
-                Operation(OperationCode::F4TextureQueryLod, meta_texture, std::move(params));
-            SetTemporal(bb, element, value);
-        }
-        for (u32 element = 0; element < 2; ++element) {
-            SetRegister(bb, instr.gpr0.Value() + element, GetTemporal(element));
-        }
-
-        break;
-    }
-    case OpCode::Id::TLDS: {
-        const Tegra::Shader::TextureType texture_type{instr.tlds.GetTextureType()};
-        const bool is_array{instr.tlds.IsArrayTexture()};
-
-        UNIMPLEMENTED_IF_MSG(instr.tlds.UsesMiscMode(TextureMiscMode::AOFFI),
-                             "AOFFI is not implemented");
-        UNIMPLEMENTED_IF_MSG(instr.tlds.UsesMiscMode(TextureMiscMode::MZ), "MZ is not implemented");
-
-        if (instr.tlds.UsesMiscMode(TextureMiscMode::NODEP)) {
-            LOG_WARNING(HW_GPU, "TMML.NODEP implementation is incomplete");
-        }
-
-        WriteTexsInstructionFloat(bb, instr, GetTldsCode(instr, texture_type, is_array));
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled memory instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-const Sampler& ShaderIR::GetSampler(const Tegra::Shader::Sampler& sampler, TextureType type,
-                                    bool is_array, bool is_shadow) {
-    const auto offset = static_cast<std::size_t>(sampler.index.Value());
-
-    // If this sampler has already been used, return the existing mapping.
-    const auto itr =
-        std::find_if(used_samplers.begin(), used_samplers.end(),
-                     [&](const Sampler& entry) { return entry.GetOffset() == offset; });
-    if (itr != used_samplers.end()) {
-        ASSERT(itr->GetType() == type && itr->IsArray() == is_array &&
-               itr->IsShadow() == is_shadow);
-        return *itr;
-    }
-
-    // Otherwise create a new mapping for this sampler
-    const std::size_t next_index = used_samplers.size();
-    const Sampler entry{offset, next_index, type, is_array, is_shadow};
-    return *used_samplers.emplace(entry).first;
-}
-
-void ShaderIR::WriteTexInstructionFloat(BasicBlock& bb, Instruction instr,
-                                        const Node4& components) {
-    u32 dest_elem = 0;
-    for (u32 elem = 0; elem < 4; ++elem) {
-        if (!instr.tex.IsComponentEnabled(elem)) {
-            // Skip disabled components
-            continue;
-        }
-        SetTemporal(bb, dest_elem++, components[elem]);
-    }
-    // After writing values in temporals, move them to the real registers
-    for (u32 i = 0; i < dest_elem; ++i) {
-        SetRegister(bb, instr.gpr0.Value() + i, GetTemporal(i));
-    }
-}
-
-void ShaderIR::WriteTexsInstructionFloat(BasicBlock& bb, Instruction instr,
-                                         const Node4& components) {
-    // TEXS has two destination registers and a swizzle. The first two elements in the swizzle
-    // go into gpr0+0 and gpr0+1, and the rest goes into gpr28+0 and gpr28+1
-
-    u32 dest_elem = 0;
-    for (u32 component = 0; component < 4; ++component) {
-        if (!instr.texs.IsComponentEnabled(component))
-            continue;
-        SetTemporal(bb, dest_elem++, components[component]);
-    }
-
-    for (u32 i = 0; i < dest_elem; ++i) {
-        if (i < 2) {
-            // Write the first two swizzle components to gpr0 and gpr0+1
-            SetRegister(bb, instr.gpr0.Value() + i % 2, GetTemporal(i));
-        } else {
-            ASSERT(instr.texs.HasTwoDestinations());
-            // Write the rest of the swizzle components to gpr28 and gpr28+1
-            SetRegister(bb, instr.gpr28.Value() + i % 2, GetTemporal(i));
-        }
-    }
-}
-
-void ShaderIR::WriteTexsInstructionHalfFloat(BasicBlock& bb, Instruction instr,
-                                             const Node4& components) {
-    // TEXS.F16 destionation registers are packed in two registers in pairs (just like any half
-    // float instruction).
-
-    Node4 values;
-    u32 dest_elem = 0;
-    for (u32 component = 0; component < 4; ++component) {
-        if (!instr.texs.IsComponentEnabled(component))
-            continue;
-        values[dest_elem++] = components[component];
-    }
-    if (dest_elem == 0)
-        return;
-
-    std::generate(values.begin() + dest_elem, values.end(), [&]() { return Immediate(0); });
-
-    const Node first_value = Operation(OperationCode::HPack2, values[0], values[1]);
-    if (dest_elem <= 2) {
-        SetRegister(bb, instr.gpr0, first_value);
-        return;
-    }
-
-    SetTemporal(bb, 0, first_value);
-    SetTemporal(bb, 1, Operation(OperationCode::HPack2, values[2], values[3]));
-
-    SetRegister(bb, instr.gpr0, GetTemporal(0));
-    SetRegister(bb, instr.gpr28, GetTemporal(1));
-}
-
-Node4 ShaderIR::GetTextureCode(Instruction instr, TextureType texture_type,
-                               TextureProcessMode process_mode, bool depth_compare, bool is_array,
-                               std::size_t array_offset, std::size_t bias_offset,
-                               std::vector<Node>&& coords) {
-    UNIMPLEMENTED_IF_MSG(
-        (texture_type == TextureType::Texture3D && (is_array || depth_compare)) ||
-            (texture_type == TextureType::TextureCube && is_array && depth_compare),
-        "This method is not supported.");
-
-    const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, depth_compare);
-
-    const bool lod_needed = process_mode == TextureProcessMode::LZ ||
-                            process_mode == TextureProcessMode::LL ||
-                            process_mode == TextureProcessMode::LLA;
-
-    // LOD selection (either via bias or explicit textureLod) not supported in GL for
-    // sampler2DArrayShadow and samplerCubeArrayShadow.
-    const bool gl_lod_supported =
-        !((texture_type == Tegra::Shader::TextureType::Texture2D && is_array && depth_compare) ||
-          (texture_type == Tegra::Shader::TextureType::TextureCube && is_array && depth_compare));
-
-    const OperationCode read_method =
-        lod_needed && gl_lod_supported ? OperationCode::F4TextureLod : OperationCode::F4Texture;
-
-    UNIMPLEMENTED_IF(process_mode != TextureProcessMode::None && !gl_lod_supported);
-
-    std::optional<u32> array_offset_value;
-    if (is_array)
-        array_offset_value = static_cast<u32>(array_offset);
-
-    const auto coords_count = static_cast<u32>(coords.size());
-
-    if (process_mode != TextureProcessMode::None && gl_lod_supported) {
-        if (process_mode == TextureProcessMode::LZ) {
-            coords.push_back(Immediate(0.0f));
-        } else {
-            // If present, lod or bias are always stored in the register indexed by the gpr20
-            // field with an offset depending on the usage of the other registers
-            coords.push_back(GetRegister(instr.gpr20.Value() + bias_offset));
-        }
-    }
-
-    Node4 values;
-    for (u32 element = 0; element < values.size(); ++element) {
-        auto params = coords;
-        MetaTexture meta{sampler, element, coords_count, array_offset_value};
-        values[element] = Operation(read_method, std::move(meta), std::move(params));
-    }
-
-    return values;
-}
-
-Node4 ShaderIR::GetTexCode(Instruction instr, TextureType texture_type,
-                           TextureProcessMode process_mode, bool depth_compare, bool is_array) {
-    const bool lod_bias_enabled =
-        (process_mode != TextureProcessMode::None && process_mode != TextureProcessMode::LZ);
-
-    const auto [coord_count, total_coord_count] = ValidateAndGetCoordinateElement(
-        texture_type, depth_compare, is_array, lod_bias_enabled, 4, 5);
-    // If enabled arrays index is always stored in the gpr8 field
-    const u64 array_register = instr.gpr8.Value();
-    // First coordinate index is the gpr8 or gpr8 + 1 when arrays are used
-    const u64 coord_register = array_register + (is_array ? 1 : 0);
-
-    std::vector<Node> coords;
-    for (std::size_t i = 0; i < coord_count; ++i) {
-        coords.push_back(GetRegister(coord_register + i));
-    }
-    // 1D.DC in opengl the 2nd component is ignored.
-    if (depth_compare && !is_array && texture_type == TextureType::Texture1D) {
-        coords.push_back(Immediate(0.0f));
-    }
-    std::size_t array_offset{};
-    if (is_array) {
-        array_offset = coords.size();
-        coords.push_back(GetRegister(array_register));
-    }
-    if (depth_compare) {
-        // Depth is always stored in the register signaled by gpr20
-        // or in the next register if lod or bias are used
-        const u64 depth_register = instr.gpr20.Value() + (lod_bias_enabled ? 1 : 0);
-        coords.push_back(GetRegister(depth_register));
-    }
-    // Fill ignored coordinates
-    while (coords.size() < total_coord_count) {
-        coords.push_back(Immediate(0));
-    }
-
-    return GetTextureCode(instr, texture_type, process_mode, depth_compare, is_array, array_offset,
-                          0, std::move(coords));
-}
-
-Node4 ShaderIR::GetTexsCode(Instruction instr, TextureType texture_type,
-                            TextureProcessMode process_mode, bool depth_compare, bool is_array) {
-    const bool lod_bias_enabled =
-        (process_mode != TextureProcessMode::None && process_mode != TextureProcessMode::LZ);
-
-    const auto [coord_count, total_coord_count] = ValidateAndGetCoordinateElement(
-        texture_type, depth_compare, is_array, lod_bias_enabled, 4, 4);
-    // If enabled arrays index is always stored in the gpr8 field
-    const u64 array_register = instr.gpr8.Value();
-    // First coordinate index is stored in gpr8 field or (gpr8 + 1) when arrays are used
-    const u64 coord_register = array_register + (is_array ? 1 : 0);
-    const u64 last_coord_register =
-        (is_array || !(lod_bias_enabled || depth_compare) || (coord_count > 2))
-            ? static_cast<u64>(instr.gpr20.Value())
-            : coord_register + 1;
-
-    std::vector<Node> coords;
-    for (std::size_t i = 0; i < coord_count; ++i) {
-        const bool last = (i == (coord_count - 1)) && (coord_count > 1);
-        coords.push_back(GetRegister(last ? last_coord_register : coord_register + i));
-    }
-
-    std::size_t array_offset{};
-    if (is_array) {
-        array_offset = coords.size();
-        coords.push_back(GetRegister(array_register));
-    }
-    if (depth_compare) {
-        // Depth is always stored in the register signaled by gpr20
-        // or in the next register if lod or bias are used
-        const u64 depth_register = instr.gpr20.Value() + (lod_bias_enabled ? 1 : 0);
-        coords.push_back(GetRegister(depth_register));
-    }
-    // Fill ignored coordinates
-    while (coords.size() < total_coord_count) {
-        coords.push_back(Immediate(0));
-    }
-
-    return GetTextureCode(instr, texture_type, process_mode, depth_compare, is_array, array_offset,
-                          (coord_count > 2 ? 1 : 0), std::move(coords));
-}
-
-Node4 ShaderIR::GetTld4Code(Instruction instr, TextureType texture_type, bool depth_compare,
-                            bool is_array) {
-    const std::size_t coord_count = GetCoordCount(texture_type);
-    const std::size_t total_coord_count = coord_count + (is_array ? 1 : 0);
-    const std::size_t total_reg_count = total_coord_count + (depth_compare ? 1 : 0);
-
-    // If enabled arrays index is always stored in the gpr8 field
-    const u64 array_register = instr.gpr8.Value();
-    // First coordinate index is the gpr8 or gpr8 + 1 when arrays are used
-    const u64 coord_register = array_register + (is_array ? 1 : 0);
-
-    std::vector<Node> coords;
-
-    for (size_t i = 0; i < coord_count; ++i) {
-        coords.push_back(GetRegister(coord_register + i));
-    }
-    std::optional<u32> array_offset;
-    if (is_array) {
-        array_offset = static_cast<u32>(coords.size());
-        coords.push_back(GetRegister(array_register));
-    }
-
-    const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, depth_compare);
-
-    Node4 values;
-    for (u32 element = 0; element < values.size(); ++element) {
-        auto params = coords;
-        MetaTexture meta{sampler, element, static_cast<u32>(coords.size()), array_offset};
-        values[element] =
-            Operation(OperationCode::F4TextureGather, std::move(meta), std::move(params));
-    }
-
-    return values;
-}
-
-Node4 ShaderIR::GetTldsCode(Instruction instr, TextureType texture_type, bool is_array) {
-    const std::size_t type_coord_count = GetCoordCount(texture_type);
-    const std::size_t total_coord_count = type_coord_count + (is_array ? 1 : 0);
-    const bool lod_enabled = instr.tlds.GetTextureProcessMode() == TextureProcessMode::LL;
-
-    // If enabled arrays index is always stored in the gpr8 field
-    const u64 array_register = instr.gpr8.Value();
-    // if is array gpr20 is used
-    const u64 coord_register = is_array ? instr.gpr20.Value() : instr.gpr8.Value();
-
-    const u64 last_coord_register =
-        ((type_coord_count > 2) || (type_coord_count == 2 && !lod_enabled)) && !is_array
-            ? static_cast<u64>(instr.gpr20.Value())
-            : coord_register + 1;
-
-    std::vector<Node> coords;
-
-    for (std::size_t i = 0; i < type_coord_count; ++i) {
-        const bool last = (i == (type_coord_count - 1)) && (type_coord_count > 1);
-        coords.push_back(GetRegister(last ? last_coord_register : coord_register + i));
-    }
-    std::optional<u32> array_offset;
-    if (is_array) {
-        array_offset = static_cast<u32>(coords.size());
-        coords.push_back(GetRegister(array_register));
-    }
-    const auto coords_count = static_cast<u32>(coords.size());
-
-    if (lod_enabled) {
-        // When lod is used always is in grp20
-        coords.push_back(GetRegister(instr.gpr20));
-    } else {
-        coords.push_back(Immediate(0));
-    }
-
-    const auto& sampler = GetSampler(instr.sampler, texture_type, is_array, false);
-
-    Node4 values;
-    for (u32 element = 0; element < values.size(); ++element) {
-        auto params = coords;
-        MetaTexture meta{sampler, element, coords_count, array_offset};
-        values[element] =
-            Operation(OperationCode::F4TexelFetch, std::move(meta), std::move(params));
-    }
-    return values;
-}
-
-std::tuple<std::size_t, std::size_t> ShaderIR::ValidateAndGetCoordinateElement(
-    TextureType texture_type, bool depth_compare, bool is_array, bool lod_bias_enabled,
-    std::size_t max_coords, std::size_t max_inputs) {
-    const std::size_t coord_count = GetCoordCount(texture_type);
-
-    std::size_t total_coord_count = coord_count + (is_array ? 1 : 0) + (depth_compare ? 1 : 0);
-    const std::size_t total_reg_count = total_coord_count + (lod_bias_enabled ? 1 : 0);
-    if (total_coord_count > max_coords || total_reg_count > max_inputs) {
-        UNIMPLEMENTED_MSG("Unsupported Texture operation");
-        total_coord_count = std::min(total_coord_count, max_coords);
-    }
-    // 1D.DC OpenGL is using a vec3 but 2nd component is ignored later.
-    total_coord_count +=
-        (depth_compare && !is_array && texture_type == TextureType::Texture1D) ? 1 : 0;
-
-    return {coord_count, total_coord_count};
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/other.cpp

@@ -1,178 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::ConditionCode;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Register;
-
-u32 ShaderIR::DecodeOther(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::EXIT: {
-        const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
-        UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "EXIT condition code used: {}",
-                             static_cast<u32>(cc));
-
-        switch (instr.flow.cond) {
-        case Tegra::Shader::FlowCondition::Always:
-            bb.push_back(Operation(OperationCode::Exit));
-            if (instr.pred.pred_index == static_cast<u64>(Tegra::Shader::Pred::UnusedIndex)) {
-                // If this is an unconditional exit then just end processing here,
-                // otherwise we have to account for the possibility of the condition
-                // not being met, so continue processing the next instruction.
-                pc = MAX_PROGRAM_LENGTH - 1;
-            }
-            break;
-
-        case Tegra::Shader::FlowCondition::Fcsm_Tr:
-            // TODO(bunnei): What is this used for? If we assume this conditon is not
-            // satisifed, dual vertex shaders in Farming Simulator make more sense
-            UNIMPLEMENTED_MSG("Skipping unknown FlowCondition::Fcsm_Tr");
-            break;
-
-        default:
-            UNIMPLEMENTED_MSG("Unhandled flow condition: {}",
-                              static_cast<u32>(instr.flow.cond.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::KIL: {
-        UNIMPLEMENTED_IF(instr.flow.cond != Tegra::Shader::FlowCondition::Always);
-
-        const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
-        UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "KIL condition code used: {}",
-                             static_cast<u32>(cc));
-
-        bb.push_back(Operation(OperationCode::Discard));
-        break;
-    }
-    case OpCode::Id::MOV_SYS: {
-        switch (instr.sys20) {
-        case Tegra::Shader::SystemVariable::InvocationInfo: {
-            LOG_WARNING(HW_GPU, "MOV_SYS instruction with InvocationInfo is incomplete");
-            SetRegister(bb, instr.gpr0, Immediate(0u));
-            break;
-        }
-        case Tegra::Shader::SystemVariable::Ydirection: {
-            // Config pack's third value is Y_NEGATE's state.
-            SetRegister(bb, instr.gpr0, Operation(OperationCode::YNegate));
-            break;
-        }
-        default:
-            UNIMPLEMENTED_MSG("Unhandled system move: {}", static_cast<u32>(instr.sys20.Value()));
-        }
-        break;
-    }
-    case OpCode::Id::BRA: {
-        UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0,
-                             "BRA with constant buffers are not implemented");
-
-        const u32 target = pc + instr.bra.GetBranchTarget();
-        const Node branch = Operation(OperationCode::Branch, Immediate(target));
-
-        const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
-        if (cc != Tegra::Shader::ConditionCode::T) {
-            bb.push_back(Conditional(GetConditionCode(cc), {branch}));
-        } else {
-            bb.push_back(branch);
-        }
-        break;
-    }
-    case OpCode::Id::SSY: {
-        UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0,
-                             "Constant buffer flow is not supported");
-
-        // The SSY opcode tells the GPU where to re-converge divergent execution paths, it sets the
-        // target of the jump that the SYNC instruction will make. The SSY opcode has a similar
-        // structure to the BRA opcode.
-        const u32 target = pc + instr.bra.GetBranchTarget();
-        bb.push_back(Operation(OperationCode::PushFlowStack, Immediate(target)));
-        break;
-    }
-    case OpCode::Id::PBK: {
-        UNIMPLEMENTED_IF_MSG(instr.bra.constant_buffer != 0,
-                             "Constant buffer PBK is not supported");
-
-        // PBK pushes to a stack the address where BRK will jump to. This shares stack with SSY but
-        // using SYNC on a PBK address will kill the shader execution. We don't emulate this because
-        // it's very unlikely a driver will emit such invalid shader.
-        const u32 target = pc + instr.bra.GetBranchTarget();
-        bb.push_back(Operation(OperationCode::PushFlowStack, Immediate(target)));
-        break;
-    }
-    case OpCode::Id::SYNC: {
-        const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
-        UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "SYNC condition code used: {}",
-                             static_cast<u32>(cc));
-
-        // The SYNC opcode jumps to the address previously set by the SSY opcode
-        bb.push_back(Operation(OperationCode::PopFlowStack));
-        break;
-    }
-    case OpCode::Id::BRK: {
-        const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
-        UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "BRK condition code used: {}",
-                             static_cast<u32>(cc));
-
-        // The BRK opcode jumps to the address previously set by the PBK opcode
-        bb.push_back(Operation(OperationCode::PopFlowStack));
-        break;
-    }
-    case OpCode::Id::IPA: {
-        const auto& attribute = instr.attribute.fmt28;
-        const Tegra::Shader::IpaMode input_mode{instr.ipa.interp_mode.Value(),
-                                                instr.ipa.sample_mode.Value()};
-
-        const Node attr = GetInputAttribute(attribute.index, attribute.element, input_mode);
-        const Node value = GetSaturatedFloat(attr, instr.ipa.saturate);
-
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::OUT_R: {
-        UNIMPLEMENTED_IF_MSG(instr.gpr20.Value() != Register::ZeroIndex,
-                             "Stream buffer is not supported");
-
-        if (instr.out.emit) {
-            // gpr0 is used to store the next address and gpr8 contains the address to emit.
-            // Hardware uses pointers here but we just ignore it
-            bb.push_back(Operation(OperationCode::EmitVertex));
-            SetRegister(bb, instr.gpr0, Immediate(0));
-        }
-        if (instr.out.cut) {
-            bb.push_back(Operation(OperationCode::EndPrimitive));
-        }
-        break;
-    }
-    case OpCode::Id::ISBERD: {
-        UNIMPLEMENTED_IF(instr.isberd.o != 0);
-        UNIMPLEMENTED_IF(instr.isberd.skew != 0);
-        UNIMPLEMENTED_IF(instr.isberd.shift != Tegra::Shader::IsberdShift::None);
-        UNIMPLEMENTED_IF(instr.isberd.mode != Tegra::Shader::IsberdMode::None);
-        LOG_WARNING(HW_GPU, "ISBERD instruction is incomplete");
-        SetRegister(bb, instr.gpr0, GetRegister(instr.gpr8));
-        break;
-    }
-    case OpCode::Id::DEPBAR: {
-        LOG_WARNING(HW_GPU, "DEPBAR instruction is stubbed");
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/predicate_set_predicate.cpp

@@ -1,67 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-
-u32 ShaderIR::DecodePredicateSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::PSETP: {
-        const Node op_a = GetPredicate(instr.psetp.pred12, instr.psetp.neg_pred12 != 0);
-        const Node op_b = GetPredicate(instr.psetp.pred29, instr.psetp.neg_pred29 != 0);
-
-        // We can't use the constant predicate as destination.
-        ASSERT(instr.psetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
-
-        const Node second_pred = GetPredicate(instr.psetp.pred39, instr.psetp.neg_pred39 != 0);
-
-        const OperationCode combiner = GetPredicateCombiner(instr.psetp.op);
-        const Node predicate = Operation(combiner, op_a, op_b);
-
-        // Set the primary predicate to the result of Predicate OP SecondPredicate
-        SetPredicate(bb, instr.psetp.pred3, Operation(combiner, predicate, second_pred));
-
-        if (instr.psetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-            // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if
-            // enabled
-            SetPredicate(bb, instr.psetp.pred0,
-                         Operation(combiner, Operation(OperationCode::LogicalNegate, predicate),
-                                   second_pred));
-        }
-        break;
-    }
-    case OpCode::Id::CSETP: {
-        const Node pred = GetPredicate(instr.csetp.pred39, instr.csetp.neg_pred39 != 0);
-        const Node condition_code = GetConditionCode(instr.csetp.cc);
-
-        const OperationCode combiner = GetPredicateCombiner(instr.csetp.op);
-
-        if (instr.csetp.pred3 != static_cast<u64>(Pred::UnusedIndex)) {
-            SetPredicate(bb, instr.csetp.pred3, Operation(combiner, condition_code, pred));
-        }
-        if (instr.csetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-            const Node neg_cc = Operation(OperationCode::LogicalNegate, condition_code);
-            SetPredicate(bb, instr.csetp.pred0, Operation(combiner, neg_cc, pred));
-        }
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled predicate instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/predicate_set_register.cpp

@@ -1,46 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodePredicateSetRegister(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                         "Condition codes generation in PSET is not implemented");
-
-    const Node op_a = GetPredicate(instr.pset.pred12, instr.pset.neg_pred12 != 0);
-    const Node op_b = GetPredicate(instr.pset.pred29, instr.pset.neg_pred29 != 0);
-    const Node first_pred = Operation(GetPredicateCombiner(instr.pset.cond), op_a, op_b);
-
-    const Node second_pred = GetPredicate(instr.pset.pred39, instr.pset.neg_pred39 != 0);
-
-    const OperationCode combiner = GetPredicateCombiner(instr.pset.op);
-    const Node predicate = Operation(combiner, first_pred, second_pred);
-
-    const Node true_value = instr.pset.bf ? Immediate(1.0f) : Immediate(0xffffffff);
-    const Node false_value = instr.pset.bf ? Immediate(0.0f) : Immediate(0);
-    const Node value =
-        Operation(OperationCode::Select, PRECISE, predicate, true_value, false_value);
-
-    if (instr.pset.bf) {
-        SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
-    } else {
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-    }
-    SetRegister(bb, instr.gpr0, value);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/register_set_predicate.cpp

@@ -1,51 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeRegisterSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF(instr.r2p.mode != Tegra::Shader::R2pMode::Pr);
-
-    const Node apply_mask = [&]() {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::R2P_IMM:
-            return Immediate(static_cast<u32>(instr.r2p.immediate_mask));
-        default:
-            UNREACHABLE();
-            return Immediate(static_cast<u32>(instr.r2p.immediate_mask));
-        }
-    }();
-    const Node mask = GetRegister(instr.gpr8);
-    const auto offset = static_cast<u32>(instr.r2p.byte) * 8;
-
-    constexpr u32 programmable_preds = 7;
-    for (u64 pred = 0; pred < programmable_preds; ++pred) {
-        const auto shift = static_cast<u32>(pred);
-
-        const Node apply_compare = BitfieldExtract(apply_mask, shift, 1);
-        const Node condition =
-            Operation(OperationCode::LogicalUNotEqual, apply_compare, Immediate(0));
-
-        const Node value_compare = BitfieldExtract(mask, offset + shift, 1);
-        const Node value = Operation(OperationCode::LogicalUNotEqual, value_compare, Immediate(0));
-
-        const Node code = Operation(OperationCode::LogicalAssign, GetPredicate(pred), value);
-        bb.push_back(Conditional(condition, {code}));
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/shift.cpp

@@ -1,55 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeShift(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a = GetRegister(instr.gpr8);
-    const Node op_b = [&]() {
-        if (instr.is_b_imm) {
-            return Immediate(instr.alu.GetSignedImm20_20());
-        } else if (instr.is_b_gpr) {
-            return GetRegister(instr.gpr20);
-        } else {
-            return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
-        }
-    }();
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::SHR_C:
-    case OpCode::Id::SHR_R:
-    case OpCode::Id::SHR_IMM: {
-        const Node value = SignedOperation(OperationCode::IArithmeticShiftRight,
-                                           instr.shift.is_signed, PRECISE, op_a, op_b);
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::SHL_C:
-    case OpCode::Id::SHL_R:
-    case OpCode::Id::SHL_IMM: {
-        const Node value = Operation(OperationCode::ILogicalShiftLeft, PRECISE, op_a, op_b);
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled shift instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/video.cpp

@@ -1,111 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-using Tegra::Shader::Pred;
-using Tegra::Shader::VideoType;
-using Tegra::Shader::VmadShr;
-
-u32 ShaderIR::DecodeVideo(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    const Node op_a =
-        GetVideoOperand(GetRegister(instr.gpr8), instr.video.is_byte_chunk_a, instr.video.signed_a,
-                        instr.video.type_a, instr.video.byte_height_a);
-    const Node op_b = [&]() {
-        if (instr.video.use_register_b) {
-            return GetVideoOperand(GetRegister(instr.gpr20), instr.video.is_byte_chunk_b,
-                                   instr.video.signed_b, instr.video.type_b,
-                                   instr.video.byte_height_b);
-        }
-        if (instr.video.signed_b) {
-            const auto imm = static_cast<s16>(instr.alu.GetImm20_16());
-            return Immediate(static_cast<u32>(imm));
-        } else {
-            return Immediate(instr.alu.GetImm20_16());
-        }
-    }();
-
-    switch (opcode->get().GetId()) {
-    case OpCode::Id::VMAD: {
-        const bool result_signed = instr.video.signed_a == 1 || instr.video.signed_b == 1;
-        const Node op_c = GetRegister(instr.gpr39);
-
-        Node value = SignedOperation(OperationCode::IMul, result_signed, NO_PRECISE, op_a, op_b);
-        value = SignedOperation(OperationCode::IAdd, result_signed, NO_PRECISE, value, op_c);
-
-        if (instr.vmad.shr == VmadShr::Shr7 || instr.vmad.shr == VmadShr::Shr15) {
-            const Node shift = Immediate(instr.vmad.shr == VmadShr::Shr7 ? 7 : 15);
-            value =
-                SignedOperation(OperationCode::IArithmeticShiftRight, result_signed, value, shift);
-        }
-
-        SetInternalFlagsFromInteger(bb, value, instr.generates_cc);
-        SetRegister(bb, instr.gpr0, value);
-        break;
-    }
-    case OpCode::Id::VSETP: {
-        // We can't use the constant predicate as destination.
-        ASSERT(instr.vsetp.pred3 != static_cast<u64>(Pred::UnusedIndex));
-
-        const bool sign = instr.video.signed_a == 1 || instr.video.signed_b == 1;
-        const Node first_pred = GetPredicateComparisonInteger(instr.vsetp.cond, sign, op_a, op_b);
-        const Node second_pred = GetPredicate(instr.vsetp.pred39, false);
-
-        const OperationCode combiner = GetPredicateCombiner(instr.vsetp.op);
-
-        // Set the primary predicate to the result of Predicate OP SecondPredicate
-        SetPredicate(bb, instr.vsetp.pred3, Operation(combiner, first_pred, second_pred));
-
-        if (instr.vsetp.pred0 != static_cast<u64>(Pred::UnusedIndex)) {
-            // Set the secondary predicate to the result of !Predicate OP SecondPredicate,
-            // if enabled
-            const Node negate_pred = Operation(OperationCode::LogicalNegate, first_pred);
-            SetPredicate(bb, instr.vsetp.pred0, Operation(combiner, negate_pred, second_pred));
-        }
-        break;
-    }
-    default:
-        UNIMPLEMENTED_MSG("Unhandled video instruction: {}", opcode->get().GetName());
-    }
-
-    return pc;
-}
-
-Node ShaderIR::GetVideoOperand(Node op, bool is_chunk, bool is_signed,
-                               Tegra::Shader::VideoType type, u64 byte_height) {
-    if (!is_chunk) {
-        return BitfieldExtract(op, static_cast<u32>(byte_height * 8), 8);
-    }
-    const Node zero = Immediate(0);
-
-    switch (type) {
-    case Tegra::Shader::VideoType::Size16_Low:
-        return BitfieldExtract(op, 0, 16);
-    case Tegra::Shader::VideoType::Size16_High:
-        return BitfieldExtract(op, 16, 16);
-    case Tegra::Shader::VideoType::Size32:
-        // TODO(Rodrigo): From my hardware tests it becomes a bit "mad" when this type is used
-        // (1 * 1 + 0 == 0x5b800000). Until a better explanation is found: abort.
-        UNIMPLEMENTED();
-        return zero;
-    case Tegra::Shader::VideoType::Invalid:
-        UNREACHABLE_MSG("Invalid instruction encoding");
-        return zero;
-    default:
-        UNREACHABLE();
-        return zero;
-    }
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/decode/xmad.cpp

@@ -1,97 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Instruction;
-using Tegra::Shader::OpCode;
-
-u32 ShaderIR::DecodeXmad(BasicBlock& bb, const BasicBlock& code, u32 pc) {
-    const Instruction instr = {program_code[pc]};
-    const auto opcode = OpCode::Decode(instr);
-
-    UNIMPLEMENTED_IF(instr.xmad.sign_a);
-    UNIMPLEMENTED_IF(instr.xmad.sign_b);
-    UNIMPLEMENTED_IF_MSG(instr.generates_cc,
-                         "Condition codes generation in XMAD is not implemented");
-
-    Node op_a = GetRegister(instr.gpr8);
-
-    // TODO(bunnei): Needs to be fixed once op_a or op_b is signed
-    UNIMPLEMENTED_IF(instr.xmad.sign_a != instr.xmad.sign_b);
-    const bool is_signed_a = instr.xmad.sign_a == 1;
-    const bool is_signed_b = instr.xmad.sign_b == 1;
-    const bool is_signed_c = is_signed_a;
-
-    auto [is_merge, op_b, op_c] = [&]() -> std::tuple<bool, Node, Node> {
-        switch (opcode->get().GetId()) {
-        case OpCode::Id::XMAD_CR:
-            return {instr.xmad.merge_56, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
-                    GetRegister(instr.gpr39)};
-        case OpCode::Id::XMAD_RR:
-            return {instr.xmad.merge_37, GetRegister(instr.gpr20), GetRegister(instr.gpr39)};
-        case OpCode::Id::XMAD_RC:
-            return {false, GetRegister(instr.gpr39),
-                    GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset)};
-        case OpCode::Id::XMAD_IMM:
-            return {instr.xmad.merge_37, Immediate(static_cast<u32>(instr.xmad.imm20_16)),
-                    GetRegister(instr.gpr39)};
-        }
-        UNIMPLEMENTED_MSG("Unhandled XMAD instruction: {}", opcode->get().GetName());
-        return {false, Immediate(0), Immediate(0)};
-    }();
-
-    op_a = BitfieldExtract(op_a, instr.xmad.high_a ? 16 : 0, 16);
-
-    const Node original_b = op_b;
-    op_b = BitfieldExtract(op_b, instr.xmad.high_b ? 16 : 0, 16);
-
-    // TODO(Rodrigo): Use an appropiate sign for this operation
-    Node product = Operation(OperationCode::IMul, NO_PRECISE, op_a, op_b);
-    if (instr.xmad.product_shift_left) {
-        product = Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, product, Immediate(16));
-    }
-
-    const Node original_c = op_c;
-    op_c = [&]() {
-        switch (instr.xmad.mode) {
-        case Tegra::Shader::XmadMode::None:
-            return original_c;
-        case Tegra::Shader::XmadMode::CLo:
-            return BitfieldExtract(original_c, 0, 16);
-        case Tegra::Shader::XmadMode::CHi:
-            return BitfieldExtract(original_c, 16, 16);
-        case Tegra::Shader::XmadMode::CBcc: {
-            const Node shifted_b = SignedOperation(OperationCode::ILogicalShiftLeft, is_signed_b,
-                                                   NO_PRECISE, original_b, Immediate(16));
-            return SignedOperation(OperationCode::IAdd, is_signed_c, NO_PRECISE, original_c,
-                                   shifted_b);
-        }
-        default:
-            UNIMPLEMENTED_MSG("Unhandled XMAD mode: {}", static_cast<u32>(instr.xmad.mode.Value()));
-            return Immediate(0);
-        }
-    }();
-
-    // TODO(Rodrigo): Use an appropiate sign for this operation
-    Node sum = Operation(OperationCode::IAdd, product, op_c);
-    if (is_merge) {
-        const Node a = BitfieldExtract(sum, 0, 16);
-        const Node b =
-            Operation(OperationCode::ILogicalShiftLeft, NO_PRECISE, original_b, Immediate(16));
-        sum = Operation(OperationCode::IBitwiseOr, NO_PRECISE, a, b);
-    }
-
-    SetInternalFlagsFromInteger(bb, sum, instr.generates_cc);
-    SetRegister(bb, instr.gpr0, sum);
-
-    return pc;
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/shader_ir.cpp

@@ -1,444 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <cmath>
-#include <unordered_map>
-
-#include "common/assert.h"
-#include "common/common_types.h"
-#include "common/logging/log.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-using Tegra::Shader::Attribute;
-using Tegra::Shader::Instruction;
-using Tegra::Shader::IpaMode;
-using Tegra::Shader::Pred;
-using Tegra::Shader::PredCondition;
-using Tegra::Shader::PredOperation;
-using Tegra::Shader::Register;
-
-Node ShaderIR::StoreNode(NodeData&& node_data) {
-    auto store = std::make_unique<NodeData>(node_data);
-    const Node node = store.get();
-    stored_nodes.push_back(std::move(store));
-    return node;
-}
-
-Node ShaderIR::Conditional(Node condition, std::vector<Node>&& code) {
-    return StoreNode(ConditionalNode(condition, std::move(code)));
-}
-
-Node ShaderIR::Comment(const std::string& text) {
-    return StoreNode(CommentNode(text));
-}
-
-Node ShaderIR::Immediate(u32 value) {
-    return StoreNode(ImmediateNode(value));
-}
-
-Node ShaderIR::GetRegister(Register reg) {
-    if (reg != Register::ZeroIndex) {
-        used_registers.insert(static_cast<u32>(reg));
-    }
-    return StoreNode(GprNode(reg));
-}
-
-Node ShaderIR::GetImmediate19(Instruction instr) {
-    return Immediate(instr.alu.GetImm20_19());
-}
-
-Node ShaderIR::GetImmediate32(Instruction instr) {
-    return Immediate(instr.alu.GetImm20_32());
-}
-
-Node ShaderIR::GetConstBuffer(u64 index_, u64 offset_) {
-    const auto index = static_cast<u32>(index_);
-    const auto offset = static_cast<u32>(offset_);
-
-    const auto [entry, is_new] = used_cbufs.try_emplace(index);
-    entry->second.MarkAsUsed(offset);
-
-    return StoreNode(CbufNode(index, Immediate(offset)));
-}
-
-Node ShaderIR::GetConstBufferIndirect(u64 index_, u64 offset_, Node node) {
-    const auto index = static_cast<u32>(index_);
-    const auto offset = static_cast<u32>(offset_);
-
-    const auto [entry, is_new] = used_cbufs.try_emplace(index);
-    entry->second.MarkAsUsedIndirect();
-
-    const Node final_offset = Operation(OperationCode::UAdd, NO_PRECISE, node, Immediate(offset));
-    return StoreNode(CbufNode(index, final_offset));
-}
-
-Node ShaderIR::GetPredicate(u64 pred_, bool negated) {
-    const auto pred = static_cast<Pred>(pred_);
-    if (pred != Pred::UnusedIndex && pred != Pred::NeverExecute) {
-        used_predicates.insert(pred);
-    }
-
-    return StoreNode(PredicateNode(pred, negated));
-}
-
-Node ShaderIR::GetPredicate(bool immediate) {
-    return GetPredicate(static_cast<u64>(immediate ? Pred::UnusedIndex : Pred::NeverExecute));
-}
-
-Node ShaderIR::GetInputAttribute(Attribute::Index index, u64 element,
-                                 const Tegra::Shader::IpaMode& input_mode, Node buffer) {
-    const auto [entry, is_new] =
-        used_input_attributes.emplace(std::make_pair(index, std::set<Tegra::Shader::IpaMode>{}));
-    entry->second.insert(input_mode);
-
-    return StoreNode(AbufNode(index, static_cast<u32>(element), input_mode, buffer));
-}
-
-Node ShaderIR::GetOutputAttribute(Attribute::Index index, u64 element, Node buffer) {
-    if (index == Attribute::Index::ClipDistances0123 ||
-        index == Attribute::Index::ClipDistances4567) {
-        const auto clip_index =
-            static_cast<u32>((index == Attribute::Index::ClipDistances4567 ? 1 : 0) + element);
-        used_clip_distances.at(clip_index) = true;
-    }
-    used_output_attributes.insert(index);
-
-    return StoreNode(AbufNode(index, static_cast<u32>(element), buffer));
-}
-
-Node ShaderIR::GetInternalFlag(InternalFlag flag, bool negated) {
-    const Node node = StoreNode(InternalFlagNode(flag));
-    if (negated) {
-        return Operation(OperationCode::LogicalNegate, node);
-    }
-    return node;
-}
-
-Node ShaderIR::GetLocalMemory(Node address) {
-    return StoreNode(LmemNode(address));
-}
-
-Node ShaderIR::GetTemporal(u32 id) {
-    return GetRegister(Register::ZeroIndex + 1 + id);
-}
-
-Node ShaderIR::GetOperandAbsNegFloat(Node value, bool absolute, bool negate) {
-    if (absolute) {
-        value = Operation(OperationCode::FAbsolute, NO_PRECISE, value);
-    }
-    if (negate) {
-        value = Operation(OperationCode::FNegate, NO_PRECISE, value);
-    }
-    return value;
-}
-
-Node ShaderIR::GetSaturatedFloat(Node value, bool saturate) {
-    if (!saturate) {
-        return value;
-    }
-    const Node positive_zero = Immediate(std::copysignf(0, 1));
-    const Node positive_one = Immediate(1.0f);
-    return Operation(OperationCode::FClamp, NO_PRECISE, value, positive_zero, positive_one);
-}
-
-Node ShaderIR::ConvertIntegerSize(Node value, Tegra::Shader::Register::Size size, bool is_signed) {
-    switch (size) {
-    case Register::Size::Byte:
-        value = SignedOperation(OperationCode::ILogicalShiftLeft, is_signed, NO_PRECISE, value,
-                                Immediate(24));
-        value = SignedOperation(OperationCode::IArithmeticShiftRight, is_signed, NO_PRECISE, value,
-                                Immediate(24));
-        return value;
-    case Register::Size::Short:
-        value = SignedOperation(OperationCode::ILogicalShiftLeft, is_signed, NO_PRECISE, value,
-                                Immediate(16));
-        value = SignedOperation(OperationCode::IArithmeticShiftRight, is_signed, NO_PRECISE, value,
-                                Immediate(16));
-    case Register::Size::Word:
-        // Default - do nothing
-        return value;
-    default:
-        UNREACHABLE_MSG("Unimplemented conversion size: {}", static_cast<u32>(size));
-        return value;
-    }
-}
-
-Node ShaderIR::GetOperandAbsNegInteger(Node value, bool absolute, bool negate, bool is_signed) {
-    if (!is_signed) {
-        // Absolute or negate on an unsigned is pointless
-        return value;
-    }
-    if (absolute) {
-        value = Operation(OperationCode::IAbsolute, NO_PRECISE, value);
-    }
-    if (negate) {
-        value = Operation(OperationCode::INegate, NO_PRECISE, value);
-    }
-    return value;
-}
-
-Node ShaderIR::UnpackHalfImmediate(Instruction instr, bool has_negation) {
-    const Node value = Immediate(instr.half_imm.PackImmediates());
-    if (!has_negation) {
-        return value;
-    }
-    const Node first_negate = GetPredicate(instr.half_imm.first_negate != 0);
-    const Node second_negate = GetPredicate(instr.half_imm.second_negate != 0);
-
-    return Operation(OperationCode::HNegate, HALF_NO_PRECISE, value, first_negate, second_negate);
-}
-
-Node ShaderIR::HalfMerge(Node dest, Node src, Tegra::Shader::HalfMerge merge) {
-    switch (merge) {
-    case Tegra::Shader::HalfMerge::H0_H1:
-        return src;
-    case Tegra::Shader::HalfMerge::F32:
-        return Operation(OperationCode::HMergeF32, src);
-    case Tegra::Shader::HalfMerge::Mrg_H0:
-        return Operation(OperationCode::HMergeH0, dest, src);
-    case Tegra::Shader::HalfMerge::Mrg_H1:
-        return Operation(OperationCode::HMergeH1, dest, src);
-    }
-    UNREACHABLE();
-    return src;
-}
-
-Node ShaderIR::GetOperandAbsNegHalf(Node value, bool absolute, bool negate) {
-    if (absolute) {
-        value = Operation(OperationCode::HAbsolute, HALF_NO_PRECISE, value);
-    }
-    if (negate) {
-        value = Operation(OperationCode::HNegate, HALF_NO_PRECISE, value, GetPredicate(true),
-                          GetPredicate(true));
-    }
-    return value;
-}
-
-Node ShaderIR::GetPredicateComparisonFloat(PredCondition condition, Node op_a, Node op_b) {
-    static const std::unordered_map<PredCondition, OperationCode> PredicateComparisonTable = {
-        {PredCondition::LessThan, OperationCode::LogicalFLessThan},
-        {PredCondition::Equal, OperationCode::LogicalFEqual},
-        {PredCondition::LessEqual, OperationCode::LogicalFLessEqual},
-        {PredCondition::GreaterThan, OperationCode::LogicalFGreaterThan},
-        {PredCondition::NotEqual, OperationCode::LogicalFNotEqual},
-        {PredCondition::GreaterEqual, OperationCode::LogicalFGreaterEqual},
-        {PredCondition::LessThanWithNan, OperationCode::LogicalFLessThan},
-        {PredCondition::NotEqualWithNan, OperationCode::LogicalFNotEqual},
-        {PredCondition::LessEqualWithNan, OperationCode::LogicalFLessEqual},
-        {PredCondition::GreaterThanWithNan, OperationCode::LogicalFGreaterThan},
-        {PredCondition::GreaterEqualWithNan, OperationCode::LogicalFGreaterEqual}};
-
-    const auto comparison{PredicateComparisonTable.find(condition)};
-    UNIMPLEMENTED_IF_MSG(comparison == PredicateComparisonTable.end(),
-                         "Unknown predicate comparison operation");
-
-    Node predicate = Operation(comparison->second, NO_PRECISE, op_a, op_b);
-
-    if (condition == PredCondition::LessThanWithNan ||
-        condition == PredCondition::NotEqualWithNan ||
-        condition == PredCondition::LessEqualWithNan ||
-        condition == PredCondition::GreaterThanWithNan ||
-        condition == PredCondition::GreaterEqualWithNan) {
-
-        predicate = Operation(OperationCode::LogicalOr, predicate,
-                              Operation(OperationCode::LogicalFIsNan, op_a));
-        predicate = Operation(OperationCode::LogicalOr, predicate,
-                              Operation(OperationCode::LogicalFIsNan, op_b));
-    }
-
-    return predicate;
-}
-
-Node ShaderIR::GetPredicateComparisonInteger(PredCondition condition, bool is_signed, Node op_a,
-                                             Node op_b) {
-    static const std::unordered_map<PredCondition, OperationCode> PredicateComparisonTable = {
-        {PredCondition::LessThan, OperationCode::LogicalILessThan},
-        {PredCondition::Equal, OperationCode::LogicalIEqual},
-        {PredCondition::LessEqual, OperationCode::LogicalILessEqual},
-        {PredCondition::GreaterThan, OperationCode::LogicalIGreaterThan},
-        {PredCondition::NotEqual, OperationCode::LogicalINotEqual},
-        {PredCondition::GreaterEqual, OperationCode::LogicalIGreaterEqual},
-        {PredCondition::LessThanWithNan, OperationCode::LogicalILessThan},
-        {PredCondition::NotEqualWithNan, OperationCode::LogicalINotEqual},
-        {PredCondition::LessEqualWithNan, OperationCode::LogicalILessEqual},
-        {PredCondition::GreaterThanWithNan, OperationCode::LogicalIGreaterThan},
-        {PredCondition::GreaterEqualWithNan, OperationCode::LogicalIGreaterEqual}};
-
-    const auto comparison{PredicateComparisonTable.find(condition)};
-    UNIMPLEMENTED_IF_MSG(comparison == PredicateComparisonTable.end(),
-                         "Unknown predicate comparison operation");
-
-    Node predicate = SignedOperation(comparison->second, is_signed, NO_PRECISE, op_a, op_b);
-
-    UNIMPLEMENTED_IF_MSG(condition == PredCondition::LessThanWithNan ||
-                             condition == PredCondition::NotEqualWithNan ||
-                             condition == PredCondition::LessEqualWithNan ||
-                             condition == PredCondition::GreaterThanWithNan ||
-                             condition == PredCondition::GreaterEqualWithNan,
-                         "NaN comparisons for integers are not implemented");
-    return predicate;
-}
-
-Node ShaderIR::GetPredicateComparisonHalf(Tegra::Shader::PredCondition condition,
-                                          const MetaHalfArithmetic& meta, Node op_a, Node op_b) {
-
-    UNIMPLEMENTED_IF_MSG(condition == PredCondition::LessThanWithNan ||
-                             condition == PredCondition::NotEqualWithNan ||
-                             condition == PredCondition::LessEqualWithNan ||
-                             condition == PredCondition::GreaterThanWithNan ||
-                             condition == PredCondition::GreaterEqualWithNan,
-                         "Unimplemented NaN comparison for half floats");
-
-    static const std::unordered_map<PredCondition, OperationCode> PredicateComparisonTable = {
-        {PredCondition::LessThan, OperationCode::Logical2HLessThan},
-        {PredCondition::Equal, OperationCode::Logical2HEqual},
-        {PredCondition::LessEqual, OperationCode::Logical2HLessEqual},
-        {PredCondition::GreaterThan, OperationCode::Logical2HGreaterThan},
-        {PredCondition::NotEqual, OperationCode::Logical2HNotEqual},
-        {PredCondition::GreaterEqual, OperationCode::Logical2HGreaterEqual},
-        {PredCondition::LessThanWithNan, OperationCode::Logical2HLessThan},
-        {PredCondition::NotEqualWithNan, OperationCode::Logical2HNotEqual},
-        {PredCondition::LessEqualWithNan, OperationCode::Logical2HLessEqual},
-        {PredCondition::GreaterThanWithNan, OperationCode::Logical2HGreaterThan},
-        {PredCondition::GreaterEqualWithNan, OperationCode::Logical2HGreaterEqual}};
-
-    const auto comparison{PredicateComparisonTable.find(condition)};
-    UNIMPLEMENTED_IF_MSG(comparison == PredicateComparisonTable.end(),
-                         "Unknown predicate comparison operation");
-
-    const Node predicate = Operation(comparison->second, meta, op_a, op_b);
-
-    return predicate;
-}
-
-OperationCode ShaderIR::GetPredicateCombiner(PredOperation operation) {
-    static const std::unordered_map<PredOperation, OperationCode> PredicateOperationTable = {
-        {PredOperation::And, OperationCode::LogicalAnd},
-        {PredOperation::Or, OperationCode::LogicalOr},
-        {PredOperation::Xor, OperationCode::LogicalXor},
-    };
-
-    const auto op = PredicateOperationTable.find(operation);
-    UNIMPLEMENTED_IF_MSG(op == PredicateOperationTable.end(), "Unknown predicate operation");
-    return op->second;
-}
-
-Node ShaderIR::GetConditionCode(Tegra::Shader::ConditionCode cc) {
-    switch (cc) {
-    case Tegra::Shader::ConditionCode::NEU:
-        return GetInternalFlag(InternalFlag::Zero, true);
-    default:
-        UNIMPLEMENTED_MSG("Unimplemented condition code: {}", static_cast<u32>(cc));
-        return GetPredicate(static_cast<u64>(Pred::NeverExecute));
-    }
-}
-
-void ShaderIR::SetRegister(BasicBlock& bb, Register dest, Node src) {
-    bb.push_back(Operation(OperationCode::Assign, GetRegister(dest), src));
-}
-
-void ShaderIR::SetPredicate(BasicBlock& bb, u64 dest, Node src) {
-    bb.push_back(Operation(OperationCode::LogicalAssign, GetPredicate(dest), src));
-}
-
-void ShaderIR::SetInternalFlag(BasicBlock& bb, InternalFlag flag, Node value) {
-    bb.push_back(Operation(OperationCode::LogicalAssign, GetInternalFlag(flag), value));
-}
-
-void ShaderIR::SetLocalMemory(BasicBlock& bb, Node address, Node value) {
-    bb.push_back(Operation(OperationCode::Assign, GetLocalMemory(address), value));
-}
-
-void ShaderIR::SetTemporal(BasicBlock& bb, u32 id, Node value) {
-    SetRegister(bb, Register::ZeroIndex + 1 + id, value);
-}
-
-void ShaderIR::SetInternalFlagsFromFloat(BasicBlock& bb, Node value, bool sets_cc) {
-    if (!sets_cc) {
-        return;
-    }
-    const Node zerop = Operation(OperationCode::LogicalFEqual, value, Immediate(0.0f));
-    SetInternalFlag(bb, InternalFlag::Zero, zerop);
-    LOG_WARNING(HW_GPU, "Condition codes implementation is incomplete");
-}
-
-void ShaderIR::SetInternalFlagsFromInteger(BasicBlock& bb, Node value, bool sets_cc) {
-    if (!sets_cc) {
-        return;
-    }
-    const Node zerop = Operation(OperationCode::LogicalIEqual, value, Immediate(0));
-    SetInternalFlag(bb, InternalFlag::Zero, zerop);
-    LOG_WARNING(HW_GPU, "Condition codes implementation is incomplete");
-}
-
-Node ShaderIR::BitfieldExtract(Node value, u32 offset, u32 bits) {
-    return Operation(OperationCode::UBitfieldExtract, NO_PRECISE, value, Immediate(offset),
-                     Immediate(bits));
-}
-
-/*static*/ OperationCode ShaderIR::SignedToUnsignedCode(OperationCode operation_code,
-                                                        bool is_signed) {
-    if (is_signed) {
-        return operation_code;
-    }
-    switch (operation_code) {
-    case OperationCode::FCastInteger:
-        return OperationCode::FCastUInteger;
-    case OperationCode::IAdd:
-        return OperationCode::UAdd;
-    case OperationCode::IMul:
-        return OperationCode::UMul;
-    case OperationCode::IDiv:
-        return OperationCode::UDiv;
-    case OperationCode::IMin:
-        return OperationCode::UMin;
-    case OperationCode::IMax:
-        return OperationCode::UMax;
-    case OperationCode::ICastFloat:
-        return OperationCode::UCastFloat;
-    case OperationCode::ICastUnsigned:
-        return OperationCode::UCastSigned;
-    case OperationCode::ILogicalShiftLeft:
-        return OperationCode::ULogicalShiftLeft;
-    case OperationCode::ILogicalShiftRight:
-        return OperationCode::ULogicalShiftRight;
-    case OperationCode::IArithmeticShiftRight:
-        return OperationCode::UArithmeticShiftRight;
-    case OperationCode::IBitwiseAnd:
-        return OperationCode::UBitwiseAnd;
-    case OperationCode::IBitwiseOr:
-        return OperationCode::UBitwiseOr;
-    case OperationCode::IBitwiseXor:
-        return OperationCode::UBitwiseXor;
-    case OperationCode::IBitwiseNot:
-        return OperationCode::UBitwiseNot;
-    case OperationCode::IBitfieldInsert:
-        return OperationCode::UBitfieldInsert;
-    case OperationCode::IBitCount:
-        return OperationCode::UBitCount;
-    case OperationCode::LogicalILessThan:
-        return OperationCode::LogicalULessThan;
-    case OperationCode::LogicalIEqual:
-        return OperationCode::LogicalUEqual;
-    case OperationCode::LogicalILessEqual:
-        return OperationCode::LogicalULessEqual;
-    case OperationCode::LogicalIGreaterThan:
-        return OperationCode::LogicalUGreaterThan;
-    case OperationCode::LogicalINotEqual:
-        return OperationCode::LogicalUNotEqual;
-    case OperationCode::LogicalIGreaterEqual:
-        return OperationCode::LogicalUGreaterEqual;
-    case OperationCode::INegate:
-        UNREACHABLE_MSG("Can't negate an unsigned integer");
-    case OperationCode::IAbsolute:
-        UNREACHABLE_MSG("Can't apply absolute to an unsigned integer");
-    }
-    UNREACHABLE_MSG("Unknown signed operation with code={}", static_cast<u32>(operation_code));
-    return {};
-}
-
-} // namespace VideoCommon::Shader

src/video_core/shader/shader_ir.h

@@ -1,823 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <array>
-#include <cstring>
-#include <map>
-#include <set>
-#include <string>
-#include <tuple>
-#include <variant>
-#include <vector>
-
-#include "common/common_types.h"
-#include "video_core/engines/maxwell_3d.h"
-#include "video_core/engines/shader_bytecode.h"
-#include "video_core/engines/shader_header.h"
-
-namespace VideoCommon::Shader {
-
-class OperationNode;
-class ConditionalNode;
-class GprNode;
-class ImmediateNode;
-class InternalFlagNode;
-class PredicateNode;
-class AbufNode; ///< Attribute buffer
-class CbufNode; ///< Constant buffer
-class LmemNode; ///< Local memory
-class GmemNode; ///< Global memory
-class CommentNode;
-
-using ProgramCode = std::vector<u64>;
-
-using NodeData =
-    std::variant<OperationNode, ConditionalNode, GprNode, ImmediateNode, InternalFlagNode,
-                 PredicateNode, AbufNode, CbufNode, LmemNode, GmemNode, CommentNode>;
-using Node = const NodeData*;
-using Node4 = std::array<Node, 4>;
-using BasicBlock = std::vector<Node>;
-
-constexpr u32 MAX_PROGRAM_LENGTH = 0x1000;
-
-enum class OperationCode {
-    Assign, /// (float& dest, float src) -> void
-
-    Select, /// (MetaArithmetic, bool pred, float a, float b) -> float
-
-    FAdd,          /// (MetaArithmetic, float a, float b) -> float
-    FMul,          /// (MetaArithmetic, float a, float b) -> float
-    FDiv,          /// (MetaArithmetic, float a, float b) -> float
-    FFma,          /// (MetaArithmetic, float a, float b, float c) -> float
-    FNegate,       /// (MetaArithmetic, float a) -> float
-    FAbsolute,     /// (MetaArithmetic, float a) -> float
-    FClamp,        /// (MetaArithmetic, float value, float min, float max) -> float
-    FMin,          /// (MetaArithmetic, float a, float b) -> float
-    FMax,          /// (MetaArithmetic, float a, float b) -> float
-    FCos,          /// (MetaArithmetic, float a) -> float
-    FSin,          /// (MetaArithmetic, float a) -> float
-    FExp2,         /// (MetaArithmetic, float a) -> float
-    FLog2,         /// (MetaArithmetic, float a) -> float
-    FInverseSqrt,  /// (MetaArithmetic, float a) -> float
-    FSqrt,         /// (MetaArithmetic, float a) -> float
-    FRoundEven,    /// (MetaArithmetic, float a) -> float
-    FFloor,        /// (MetaArithmetic, float a) -> float
-    FCeil,         /// (MetaArithmetic, float a) -> float
-    FTrunc,        /// (MetaArithmetic, float a) -> float
-    FCastInteger,  /// (MetaArithmetic, int a) -> float
-    FCastUInteger, /// (MetaArithmetic, uint a) -> float
-
-    IAdd,                  /// (MetaArithmetic, int a, int b) -> int
-    IMul,                  /// (MetaArithmetic, int a, int b) -> int
-    IDiv,                  /// (MetaArithmetic, int a, int b) -> int
-    INegate,               /// (MetaArithmetic, int a) -> int
-    IAbsolute,             /// (MetaArithmetic, int a) -> int
-    IMin,                  /// (MetaArithmetic, int a, int b) -> int
-    IMax,                  /// (MetaArithmetic, int a, int b) -> int
-    ICastFloat,            /// (MetaArithmetic, float a) -> int
-    ICastUnsigned,         /// (MetaArithmetic, uint a) -> int
-    ILogicalShiftLeft,     /// (MetaArithmetic, int a, uint b) -> int
-    ILogicalShiftRight,    /// (MetaArithmetic, int a, uint b) -> int
-    IArithmeticShiftRight, /// (MetaArithmetic, int a, uint b) -> int
-    IBitwiseAnd,           /// (MetaArithmetic, int a, int b) -> int
-    IBitwiseOr,            /// (MetaArithmetic, int a, int b) -> int
-    IBitwiseXor,           /// (MetaArithmetic, int a, int b) -> int
-    IBitwiseNot,           /// (MetaArithmetic, int a) -> int
-    IBitfieldInsert,       /// (MetaArithmetic, int base, int insert, int offset, int bits) -> int
-    IBitfieldExtract,      /// (MetaArithmetic, int value, int offset, int offset) -> int
-    IBitCount,             /// (MetaArithmetic, int) -> int
-
-    UAdd,                  /// (MetaArithmetic, uint a, uint b) -> uint
-    UMul,                  /// (MetaArithmetic, uint a, uint b) -> uint
-    UDiv,                  /// (MetaArithmetic, uint a, uint b) -> uint
-    UMin,                  /// (MetaArithmetic, uint a, uint b) -> uint
-    UMax,                  /// (MetaArithmetic, uint a, uint b) -> uint
-    UCastFloat,            /// (MetaArithmetic, float a) -> uint
-    UCastSigned,           /// (MetaArithmetic, int a) -> uint
-    ULogicalShiftLeft,     /// (MetaArithmetic, uint a, uint b) -> uint
-    ULogicalShiftRight,    /// (MetaArithmetic, uint a, uint b) -> uint
-    UArithmeticShiftRight, /// (MetaArithmetic, uint a, uint b) -> uint
-    UBitwiseAnd,           /// (MetaArithmetic, uint a, uint b) -> uint
-    UBitwiseOr,            /// (MetaArithmetic, uint a, uint b) -> uint
-    UBitwiseXor,           /// (MetaArithmetic, uint a, uint b) -> uint
-    UBitwiseNot,           /// (MetaArithmetic, uint a) -> uint
-    UBitfieldInsert,  /// (MetaArithmetic, uint base, uint insert, int offset, int bits) -> uint
-    UBitfieldExtract, /// (MetaArithmetic, uint value, int offset, int offset) -> uint
-    UBitCount,        /// (MetaArithmetic, uint) -> uint
-
-    HAdd,      /// (MetaHalfArithmetic, f16vec2 a, f16vec2 b) -> f16vec2
-    HMul,      /// (MetaHalfArithmetic, f16vec2 a, f16vec2 b) -> f16vec2
-    HFma,      /// (MetaHalfArithmetic, f16vec2 a, f16vec2 b, f16vec2 c) -> f16vec2
-    HAbsolute, /// (f16vec2 a) -> f16vec2
-    HNegate,   /// (f16vec2 a, bool first, bool second) -> f16vec2
-    HMergeF32, /// (f16vec2 src) -> float
-    HMergeH0,  /// (f16vec2 dest, f16vec2 src) -> f16vec2
-    HMergeH1,  /// (f16vec2 dest, f16vec2 src) -> f16vec2
-    HPack2,    /// (float a, float b) -> f16vec2
-
-    LogicalAssign, /// (bool& dst, bool src) -> void
-    LogicalAnd,    /// (bool a, bool b) -> bool
-    LogicalOr,     /// (bool a, bool b) -> bool
-    LogicalXor,    /// (bool a, bool b) -> bool
-    LogicalNegate, /// (bool a) -> bool
-    LogicalPick2,  /// (bool2 pair, uint index) -> bool
-    LogicalAll2,   /// (bool2 a) -> bool
-    LogicalAny2,   /// (bool2 a) -> bool
-
-    LogicalFLessThan,     /// (float a, float b) -> bool
-    LogicalFEqual,        /// (float a, float b) -> bool
-    LogicalFLessEqual,    /// (float a, float b) -> bool
-    LogicalFGreaterThan,  /// (float a, float b) -> bool
-    LogicalFNotEqual,     /// (float a, float b) -> bool
-    LogicalFGreaterEqual, /// (float a, float b) -> bool
-    LogicalFIsNan,        /// (float a) -> bool
-
-    LogicalILessThan,     /// (int a, int b) -> bool
-    LogicalIEqual,        /// (int a, int b) -> bool
-    LogicalILessEqual,    /// (int a, int b) -> bool
-    LogicalIGreaterThan,  /// (int a, int b) -> bool
-    LogicalINotEqual,     /// (int a, int b) -> bool
-    LogicalIGreaterEqual, /// (int a, int b) -> bool
-
-    LogicalULessThan,     /// (uint a, uint b) -> bool
-    LogicalUEqual,        /// (uint a, uint b) -> bool
-    LogicalULessEqual,    /// (uint a, uint b) -> bool
-    LogicalUGreaterThan,  /// (uint a, uint b) -> bool
-    LogicalUNotEqual,     /// (uint a, uint b) -> bool
-    LogicalUGreaterEqual, /// (uint a, uint b) -> bool
-
-    Logical2HLessThan,     /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-    Logical2HEqual,        /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-    Logical2HLessEqual,    /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-    Logical2HGreaterThan,  /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-    Logical2HNotEqual,     /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-    Logical2HGreaterEqual, /// (MetaHalfArithmetic, f16vec2 a, f16vec2) -> bool2
-
-    F4Texture,                /// (MetaTexture, float[N] coords, float[M] params) -> float4
-    F4TextureLod,             /// (MetaTexture, float[N] coords, float[M] params) -> float4
-    F4TextureGather,          /// (MetaTexture, float[N] coords, float[M] params) -> float4
-    F4TextureQueryDimensions, /// (MetaTexture, float a) -> float4
-    F4TextureQueryLod,        /// (MetaTexture, float[N] coords) -> float4
-    F4TexelFetch,             /// (MetaTexture, int[N], int) -> float4
-
-    Branch,        /// (uint branch_target) -> void
-    PushFlowStack, /// (uint branch_target) -> void
-    PopFlowStack,  /// () -> void
-    Exit,          /// () -> void
-    Discard,       /// () -> void
-
-    EmitVertex,   /// () -> void
-    EndPrimitive, /// () -> void
-
-    YNegate, /// () -> float
-
-    Amount,
-};
-
-enum class InternalFlag {
-    Zero = 0,
-    Sign = 1,
-    Carry = 2,
-    Overflow = 3,
-    Amount = 4,
-};
-
-/// Describes the behaviour of code path of a given entry point and a return point.
-enum class ExitMethod {
-    Undetermined, ///< Internal value. Only occur when analyzing JMP loop.
-    AlwaysReturn, ///< All code paths reach the return point.
-    Conditional,  ///< Code path reaches the return point or an END instruction conditionally.
-    AlwaysEnd,    ///< All code paths reach a END instruction.
-};
-
-class Sampler {
-public:
-    explicit Sampler(std::size_t offset, std::size_t index, Tegra::Shader::TextureType type,
-                     bool is_array, bool is_shadow)
-        : offset{offset}, index{index}, type{type}, is_array{is_array}, is_shadow{is_shadow} {}
-
-    std::size_t GetOffset() const {
-        return offset;
-    }
-
-    std::size_t GetIndex() const {
-        return index;
-    }
-
-    Tegra::Shader::TextureType GetType() const {
-        return type;
-    }
-
-    bool IsArray() const {
-        return is_array;
-    }
-
-    bool IsShadow() const {
-        return is_shadow;
-    }
-
-    bool operator<(const Sampler& rhs) const {
-        return std::tie(offset, index, type, is_array, is_shadow) <
-               std::tie(rhs.offset, rhs.index, rhs.type, rhs.is_array, rhs.is_shadow);
-    }
-
-private:
-    /// Offset in TSC memory from which to read the sampler object, as specified by the sampling
-    /// instruction.
-    std::size_t offset{};
-    std::size_t index{}; ///< Value used to index into the generated GLSL sampler array.
-    Tegra::Shader::TextureType type{}; ///< The type used to sample this texture (Texture2D, etc)
-    bool is_array{};  ///< Whether the texture is being sampled as an array texture or not.
-    bool is_shadow{}; ///< Whether the texture is being sampled as a depth texture or not.
-};
-
-class ConstBuffer {
-public:
-    void MarkAsUsed(u64 offset) {
-        max_offset = std::max(max_offset, static_cast<u32>(offset));
-    }
-
-    void MarkAsUsedIndirect() {
-        is_indirect = true;
-    }
-
-    bool IsIndirect() const {
-        return is_indirect;
-    }
-
-    u32 GetSize() const {
-        return max_offset + 1;
-    }
-
-private:
-    u32 max_offset{};
-    bool is_indirect{};
-};
-
-struct GlobalMemoryBase {
-    u32 cbuf_index{};
-    u32 cbuf_offset{};
-
-    bool operator<(const GlobalMemoryBase& rhs) const {
-        return std::tie(cbuf_index, cbuf_offset) < std::tie(rhs.cbuf_index, rhs.cbuf_offset);
-    }
-};
-
-struct MetaArithmetic {
-    bool precise{};
-};
-
-struct MetaHalfArithmetic {
-    bool precise{};
-    std::array<Tegra::Shader::HalfType, 3> types = {Tegra::Shader::HalfType::H0_H1,
-                                                    Tegra::Shader::HalfType::H0_H1,
-                                                    Tegra::Shader::HalfType::H0_H1};
-};
-
-struct MetaTexture {
-    const Sampler& sampler;
-    u32 element{};
-    u32 coords_count{};
-    std::optional<u32> array_index;
-};
-
-constexpr MetaArithmetic PRECISE = {true};
-constexpr MetaArithmetic NO_PRECISE = {false};
-constexpr MetaHalfArithmetic HALF_NO_PRECISE = {false};
-
-using Meta = std::variant<MetaArithmetic, MetaHalfArithmetic, MetaTexture>;
-
-/// Holds any kind of operation that can be done in the IR
-class OperationNode final {
-public:
-    template <typename... T>
-    explicit constexpr OperationNode(OperationCode code) : code{code}, meta{} {}
-
-    template <typename... T>
-    explicit constexpr OperationNode(OperationCode code, Meta&& meta)
-        : code{code}, meta{std::move(meta)} {}
-
-    template <typename... T>
-    explicit constexpr OperationNode(OperationCode code, const T*... operands)
-        : OperationNode(code, {}, operands...) {}
-
-    template <typename... T>
-    explicit constexpr OperationNode(OperationCode code, Meta&& meta, const T*... operands_)
-        : code{code}, meta{std::move(meta)} {
-
-        auto operands_list = {operands_...};
-        for (auto& operand : operands_list) {
-            operands.push_back(operand);
-        }
-    }
-
-    explicit OperationNode(OperationCode code, Meta&& meta, std::vector<Node>&& operands)
-        : code{code}, meta{meta}, operands{std::move(operands)} {}
-
-    explicit OperationNode(OperationCode code, std::vector<Node>&& operands)
-        : code{code}, meta{}, operands{std::move(operands)} {}
-
-    OperationCode GetCode() const {
-        return code;
-    }
-
-    const Meta& GetMeta() const {
-        return meta;
-    }
-
-    std::size_t GetOperandsCount() const {
-        return operands.size();
-    }
-
-    Node operator[](std::size_t operand_index) const {
-        return operands.at(operand_index);
-    }
-
-private:
-    const OperationCode code;
-    const Meta meta;
-    std::vector<Node> operands;
-};
-
-/// Encloses inside any kind of node that returns a boolean conditionally-executed code
-class ConditionalNode final {
-public:
-    explicit ConditionalNode(Node condition, std::vector<Node>&& code)
-        : condition{condition}, code{std::move(code)} {}
-
-    Node GetCondition() const {
-        return condition;
-    }
-
-    const std::vector<Node>& GetCode() const {
-        return code;
-    }
-
-private:
-    const Node condition;   ///< Condition to be satisfied
-    std::vector<Node> code; ///< Code to execute
-};
-
-/// A general purpose register
-class GprNode final {
-public:
-    explicit constexpr GprNode(Tegra::Shader::Register index) : index{index} {}
-
-    u32 GetIndex() const {
-        return static_cast<u32>(index);
-    }
-
-private:
-    const Tegra::Shader::Register index;
-};
-
-/// A 32-bits value that represents an immediate value
-class ImmediateNode final {
-public:
-    explicit constexpr ImmediateNode(u32 value) : value{value} {}
-
-    u32 GetValue() const {
-        return value;
-    }
-
-private:
-    const u32 value;
-};
-
-/// One of Maxwell's internal flags
-class InternalFlagNode final {
-public:
-    explicit constexpr InternalFlagNode(InternalFlag flag) : flag{flag} {}
-
-    InternalFlag GetFlag() const {
-        return flag;
-    }
-
-private:
-    const InternalFlag flag;
-};
-
-/// A predicate register, it can be negated without additional nodes
-class PredicateNode final {
-public:
-    explicit constexpr PredicateNode(Tegra::Shader::Pred index, bool negated)
-        : index{index}, negated{negated} {}
-
-    Tegra::Shader::Pred GetIndex() const {
-        return index;
-    }
-
-    bool IsNegated() const {
-        return negated;
-    }
-
-private:
-    const Tegra::Shader::Pred index;
-    const bool negated;
-};
-
-/// Attribute buffer memory (known as attributes or varyings in GLSL terms)
-class AbufNode final {
-public:
-    explicit constexpr AbufNode(Tegra::Shader::Attribute::Index index, u32 element,
-                                const Tegra::Shader::IpaMode& input_mode, Node buffer = {})
-        : input_mode{input_mode}, buffer{buffer}, index{index}, element{element} {}
-
-    explicit constexpr AbufNode(Tegra::Shader::Attribute::Index index, u32 element,
-                                Node buffer = {})
-        : input_mode{}, buffer{buffer}, index{index}, element{element} {}
-
-    Tegra::Shader::IpaMode GetInputMode() const {
-        return input_mode;
-    }
-
-    Tegra::Shader::Attribute::Index GetIndex() const {
-        return index;
-    }
-
-    u32 GetElement() const {
-        return element;
-    }
-
-    Node GetBuffer() const {
-        return buffer;
-    }
-
-private:
-    const Tegra::Shader::IpaMode input_mode;
-    const Node buffer;
-    const Tegra::Shader::Attribute::Index index;
-    const u32 element;
-};
-
-/// Constant buffer node, usually mapped to uniform buffers in GLSL
-class CbufNode final {
-public:
-    explicit constexpr CbufNode(u32 index, Node offset) : index{index}, offset{offset} {}
-
-    u32 GetIndex() const {
-        return index;
-    }
-
-    Node GetOffset() const {
-        return offset;
-    }
-
-private:
-    const u32 index;
-    const Node offset;
-};
-
-/// Local memory node
-class LmemNode final {
-public:
-    explicit constexpr LmemNode(Node address) : address{address} {}
-
-    Node GetAddress() const {
-        return address;
-    }
-
-private:
-    const Node address;
-};
-
-/// Global memory node
-class GmemNode final {
-public:
-    explicit constexpr GmemNode(Node real_address, Node base_address,
-                                const GlobalMemoryBase& descriptor)
-        : real_address{real_address}, base_address{base_address}, descriptor{descriptor} {}
-
-    Node GetRealAddress() const {
-        return real_address;
-    }
-
-    Node GetBaseAddress() const {
-        return base_address;
-    }
-
-    const GlobalMemoryBase& GetDescriptor() const {
-        return descriptor;
-    }
-
-private:
-    const Node real_address;
-    const Node base_address;
-    const GlobalMemoryBase descriptor;
-};
-
-/// Commentary, can be dropped
-class CommentNode final {
-public:
-    explicit CommentNode(std::string text) : text{std::move(text)} {}
-
-    const std::string& GetText() const {
-        return text;
-    }
-
-private:
-    std::string text;
-};
-
-class ShaderIR final {
-public:
-    explicit ShaderIR(const ProgramCode& program_code, u32 main_offset)
-        : program_code{program_code}, main_offset{main_offset} {
-
-        Decode();
-    }
-
-    const std::map<u32, BasicBlock>& GetBasicBlocks() const {
-        return basic_blocks;
-    }
-
-    const std::set<u32>& GetRegisters() const {
-        return used_registers;
-    }
-
-    const std::set<Tegra::Shader::Pred>& GetPredicates() const {
-        return used_predicates;
-    }
-
-    const std::map<Tegra::Shader::Attribute::Index, std::set<Tegra::Shader::IpaMode>>&
-    GetInputAttributes() const {
-        return used_input_attributes;
-    }
-
-    const std::set<Tegra::Shader::Attribute::Index>& GetOutputAttributes() const {
-        return used_output_attributes;
-    }
-
-    const std::map<u32, ConstBuffer>& GetConstantBuffers() const {
-        return used_cbufs;
-    }
-
-    const std::set<Sampler>& GetSamplers() const {
-        return used_samplers;
-    }
-
-    const std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances>& GetClipDistances()
-        const {
-        return used_clip_distances;
-    }
-
-    const std::set<GlobalMemoryBase>& GetGlobalMemoryBases() const {
-        return used_global_memory_bases;
-    }
-
-    std::size_t GetLength() const {
-        return static_cast<std::size_t>(coverage_end * sizeof(u64));
-    }
-
-    const Tegra::Shader::Header& GetHeader() const {
-        return header;
-    }
-
-private:
-    void Decode();
-
-    ExitMethod Scan(u32 begin, u32 end, std::set<u32>& labels);
-
-    BasicBlock DecodeRange(u32 begin, u32 end);
-
-    /**
-     * Decodes a single instruction from Tegra to IR.
-     * @param bb Basic block where the nodes will be written to.
-     * @param pc Program counter. Offset to decode.
-     * @return Next address to decode.
-     */
-    u32 DecodeInstr(BasicBlock& bb, u32 pc);
-
-    u32 DecodeArithmetic(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeArithmeticImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeBfe(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeBfi(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeShift(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeArithmeticInteger(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeArithmeticIntegerImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeArithmeticHalf(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeArithmeticHalfImmediate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeFfma(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeHfma2(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeConversion(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeMemory(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeFloatSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeIntegerSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeHalfSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodePredicateSetRegister(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodePredicateSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeRegisterSetPredicate(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeFloatSet(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeIntegerSet(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeHalfSet(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeVideo(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeXmad(BasicBlock& bb, const BasicBlock& code, u32 pc);
-    u32 DecodeOther(BasicBlock& bb, const BasicBlock& code, u32 pc);
-
-    /// Internalizes node's data and returns a managed pointer to a clone of that node
-    Node StoreNode(NodeData&& node_data);
-
-    /// Creates a conditional node
-    Node Conditional(Node condition, std::vector<Node>&& code);
-    /// Creates a commentary
-    Node Comment(const std::string& text);
-    /// Creates an u32 immediate
-    Node Immediate(u32 value);
-    /// Creates a s32 immediate
-    Node Immediate(s32 value) {
-        return Immediate(static_cast<u32>(value));
-    }
-    /// Creates a f32 immediate
-    Node Immediate(f32 value) {
-        u32 integral;
-        std::memcpy(&integral, &value, sizeof(u32));
-        return Immediate(integral);
-    }
-
-    /// Generates a node for a passed register.
-    Node GetRegister(Tegra::Shader::Register reg);
-    /// Generates a node representing a 19-bit immediate value
-    Node GetImmediate19(Tegra::Shader::Instruction instr);
-    /// Generates a node representing a 32-bit immediate value
-    Node GetImmediate32(Tegra::Shader::Instruction instr);
-    /// Generates a node representing a constant buffer
-    Node GetConstBuffer(u64 index, u64 offset);
-    /// Generates a node representing a constant buffer with a variadic offset
-    Node GetConstBufferIndirect(u64 index, u64 offset, Node node);
-    /// Generates a node for a passed predicate. It can be optionally negated
-    Node GetPredicate(u64 pred, bool negated = false);
-    /// Generates a predicate node for an immediate true or false value
-    Node GetPredicate(bool immediate);
-    /// Generates a node representing an input attribute. Keeps track of used attributes.
-    Node GetInputAttribute(Tegra::Shader::Attribute::Index index, u64 element,
-                           const Tegra::Shader::IpaMode& input_mode, Node buffer = {});
-    /// Generates a node representing an output attribute. Keeps track of used attributes.
-    Node GetOutputAttribute(Tegra::Shader::Attribute::Index index, u64 element, Node buffer);
-    /// Generates a node representing an internal flag
-    Node GetInternalFlag(InternalFlag flag, bool negated = false);
-    /// Generates a node representing a local memory address
-    Node GetLocalMemory(Node address);
-    /// Generates a temporal, internally it uses a post-RZ register
-    Node GetTemporal(u32 id);
-
-    /// Sets a register. src value must be a number-evaluated node.
-    void SetRegister(BasicBlock& bb, Tegra::Shader::Register dest, Node src);
-    /// Sets a predicate. src value must be a bool-evaluated node
-    void SetPredicate(BasicBlock& bb, u64 dest, Node src);
-    /// Sets an internal flag. src value must be a bool-evaluated node
-    void SetInternalFlag(BasicBlock& bb, InternalFlag flag, Node value);
-    /// Sets a local memory address. address and value must be a number-evaluated node
-    void SetLocalMemory(BasicBlock& bb, Node address, Node value);
-    /// Sets a temporal. Internally it uses a post-RZ register
-    void SetTemporal(BasicBlock& bb, u32 id, Node value);
-
-    /// Sets internal flags from a float
-    void SetInternalFlagsFromFloat(BasicBlock& bb, Node value, bool sets_cc = true);
-    /// Sets internal flags from an integer
-    void SetInternalFlagsFromInteger(BasicBlock& bb, Node value, bool sets_cc = true);
-
-    /// Conditionally absolute/negated float. Absolute is applied first
-    Node GetOperandAbsNegFloat(Node value, bool absolute, bool negate);
-    /// Conditionally saturates a float
-    Node GetSaturatedFloat(Node value, bool saturate = true);
-
-    /// Converts an integer to different sizes.
-    Node ConvertIntegerSize(Node value, Tegra::Shader::Register::Size size, bool is_signed);
-    /// Conditionally absolute/negated integer. Absolute is applied first
-    Node GetOperandAbsNegInteger(Node value, bool absolute, bool negate, bool is_signed);
-
-    /// Unpacks a half immediate from an instruction
-    Node UnpackHalfImmediate(Tegra::Shader::Instruction instr, bool has_negation);
-    /// Merges a half pair into another value
-    Node HalfMerge(Node dest, Node src, Tegra::Shader::HalfMerge merge);
-    /// Conditionally absolute/negated half float pair. Absolute is applied first
-    Node GetOperandAbsNegHalf(Node value, bool absolute, bool negate);
-
-    /// Returns a predicate comparing two floats
-    Node GetPredicateComparisonFloat(Tegra::Shader::PredCondition condition, Node op_a, Node op_b);
-    /// Returns a predicate comparing two integers
-    Node GetPredicateComparisonInteger(Tegra::Shader::PredCondition condition, bool is_signed,
-                                       Node op_a, Node op_b);
-    /// Returns a predicate comparing two half floats. meta consumes how both pairs will be compared
-    Node GetPredicateComparisonHalf(Tegra::Shader::PredCondition condition,
-                                    const MetaHalfArithmetic& meta, Node op_a, Node op_b);
-
-    /// Returns a predicate combiner operation
-    OperationCode GetPredicateCombiner(Tegra::Shader::PredOperation operation);
-
-    /// Returns a condition code evaluated from internal flags
-    Node GetConditionCode(Tegra::Shader::ConditionCode cc);
-
-    /// Accesses a texture sampler
-    const Sampler& GetSampler(const Tegra::Shader::Sampler& sampler,
-                              Tegra::Shader::TextureType type, bool is_array, bool is_shadow);
-
-    /// Extracts a sequence of bits from a node
-    Node BitfieldExtract(Node value, u32 offset, u32 bits);
-
-    void WriteTexInstructionFloat(BasicBlock& bb, Tegra::Shader::Instruction instr,
-                                  const Node4& components);
-
-    void WriteTexsInstructionFloat(BasicBlock& bb, Tegra::Shader::Instruction instr,
-                                   const Node4& components);
-    void WriteTexsInstructionHalfFloat(BasicBlock& bb, Tegra::Shader::Instruction instr,
-                                       const Node4& components);
-
-    Node4 GetTexCode(Tegra::Shader::Instruction instr, Tegra::Shader::TextureType texture_type,
-                     Tegra::Shader::TextureProcessMode process_mode, bool depth_compare,
-                     bool is_array);
-
-    Node4 GetTexsCode(Tegra::Shader::Instruction instr, Tegra::Shader::TextureType texture_type,
-                      Tegra::Shader::TextureProcessMode process_mode, bool depth_compare,
-                      bool is_array);
-
-    Node4 GetTld4Code(Tegra::Shader::Instruction instr, Tegra::Shader::TextureType texture_type,
-                      bool depth_compare, bool is_array);
-
-    Node4 GetTldsCode(Tegra::Shader::Instruction instr, Tegra::Shader::TextureType texture_type,
-                      bool is_array);
-
-    std::tuple<std::size_t, std::size_t> ValidateAndGetCoordinateElement(
-        Tegra::Shader::TextureType texture_type, bool depth_compare, bool is_array,
-        bool lod_bias_enabled, std::size_t max_coords, std::size_t max_inputs);
-
-    Node4 GetTextureCode(Tegra::Shader::Instruction instr, Tegra::Shader::TextureType texture_type,
-                         Tegra::Shader::TextureProcessMode process_mode, bool depth_compare,
-                         bool is_array, std::size_t array_offset, std::size_t bias_offset,
-                         std::vector<Node>&& coords);
-
-    Node GetVideoOperand(Node op, bool is_chunk, bool is_signed, Tegra::Shader::VideoType type,
-                         u64 byte_height);
-
-    void WriteLogicOperation(BasicBlock& bb, Tegra::Shader::Register dest,
-                             Tegra::Shader::LogicOperation logic_op, Node op_a, Node op_b,
-                             Tegra::Shader::PredicateResultMode predicate_mode,
-                             Tegra::Shader::Pred predicate, bool sets_cc);
-    void WriteLop3Instruction(BasicBlock& bb, Tegra::Shader::Register dest, Node op_a, Node op_b,
-                              Node op_c, Node imm_lut, bool sets_cc);
-
-    Node TrackCbuf(Node tracked, const BasicBlock& code, s64 cursor);
-
-    std::pair<Node, s64> TrackRegister(const GprNode* tracked, const BasicBlock& code, s64 cursor);
-
-    template <typename... T>
-    Node Operation(OperationCode code, const T*... operands) {
-        return StoreNode(OperationNode(code, operands...));
-    }
-
-    template <typename... T>
-    Node Operation(OperationCode code, Meta&& meta, const T*... operands) {
-        return StoreNode(OperationNode(code, std::move(meta), operands...));
-    }
-
-    template <typename... T>
-    Node Operation(OperationCode code, std::vector<Node>&& operands) {
-        return StoreNode(OperationNode(code, std::move(operands)));
-    }
-
-    template <typename... T>
-    Node Operation(OperationCode code, Meta&& meta, std::vector<Node>&& operands) {
-        return StoreNode(OperationNode(code, std::move(meta), std::move(operands)));
-    }
-
-    template <typename... T>
-    Node SignedOperation(OperationCode code, bool is_signed, const T*... operands) {
-        return StoreNode(OperationNode(SignedToUnsignedCode(code, is_signed), operands...));
-    }
-
-    template <typename... T>
-    Node SignedOperation(OperationCode code, bool is_signed, Meta&& meta, const T*... operands) {
-        return StoreNode(
-            OperationNode(SignedToUnsignedCode(code, is_signed), std::move(meta), operands...));
-    }
-
-    static OperationCode SignedToUnsignedCode(OperationCode operation_code, bool is_signed);
-
-    const ProgramCode& program_code;
-    const u32 main_offset;
-
-    u32 coverage_begin{};
-    u32 coverage_end{};
-    std::map<std::pair<u32, u32>, ExitMethod> exit_method_map;
-
-    std::map<u32, BasicBlock> basic_blocks;
-
-    std::vector<std::unique_ptr<NodeData>> stored_nodes;
-
-    std::set<u32> used_registers;
-    std::set<Tegra::Shader::Pred> used_predicates;
-    std::map<Tegra::Shader::Attribute::Index, std::set<Tegra::Shader::IpaMode>>
-        used_input_attributes;
-    std::set<Tegra::Shader::Attribute::Index> used_output_attributes;
-    std::map<u32, ConstBuffer> used_cbufs;
-    std::set<Sampler> used_samplers;
-    std::array<bool, Tegra::Engines::Maxwell3D::Regs::NumClipDistances> used_clip_distances{};
-    std::set<GlobalMemoryBase> used_global_memory_bases;
-
-    Tegra::Shader::Header header;
-};
-
-} // namespace VideoCommon::Shader

src/video_core/shader/track.cpp

@@ -1,76 +0,0 @@
-// Copyright 2018 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <algorithm>
-#include <utility>
-#include <variant>
-
-#include "video_core/shader/shader_ir.h"
-
-namespace VideoCommon::Shader {
-
-namespace {
-std::pair<Node, s64> FindOperation(const BasicBlock& code, s64 cursor,
-                                   OperationCode operation_code) {
-    for (; cursor >= 0; --cursor) {
-        const Node node = code[cursor];
-        if (const auto operation = std::get_if<OperationNode>(node)) {
-            if (operation->GetCode() == operation_code)
-                return {node, cursor};
-        }
-    }
-    return {};
-}
-} // namespace
-
-Node ShaderIR::TrackCbuf(Node tracked, const BasicBlock& code, s64 cursor) {
-    if (const auto cbuf = std::get_if<CbufNode>(tracked)) {
-        // Cbuf found, but it has to be immediate
-        return std::holds_alternative<ImmediateNode>(*cbuf->GetOffset()) ? tracked : nullptr;
-    }
-    if (const auto gpr = std::get_if<GprNode>(tracked)) {
-        if (gpr->GetIndex() == Tegra::Shader::Register::ZeroIndex) {
-            return nullptr;
-        }
-        // Reduce the cursor in one to avoid infinite loops when the instruction sets the same
-        // register that it uses as operand
-        const auto [source, new_cursor] = TrackRegister(gpr, code, cursor - 1);
-        if (!source) {
-            return nullptr;
-        }
-        return TrackCbuf(source, code, new_cursor);
-    }
-    if (const auto operation = std::get_if<OperationNode>(tracked)) {
-        for (std::size_t i = 0; i < operation->GetOperandsCount(); ++i) {
-            if (const auto found = TrackCbuf((*operation)[i], code, cursor)) {
-                // Cbuf found in operand
-                return found;
-            }
-        }
-        return nullptr;
-    }
-    return nullptr;
-}
-
-std::pair<Node, s64> ShaderIR::TrackRegister(const GprNode* tracked, const BasicBlock& code,
-                                             s64 cursor) {
-    for (; cursor >= 0; --cursor) {
-        const auto [found_node, new_cursor] = FindOperation(code, cursor, OperationCode::Assign);
-        if (!found_node) {
-            return {};
-        }
-        const auto operation = std::get_if<OperationNode>(found_node);
-        ASSERT(operation);
-
-        const auto& target = (*operation)[0];
-        if (const auto gpr_target = std::get_if<GprNode>(target)) {
-            if (gpr_target->GetIndex() == tracked->GetIndex()) {
-                return {(*operation)[1], new_cursor};
-            }
-        }
-    }
-    return {};
-}
-
-} // namespace VideoCommon::Shader

src/video_core/surface.cpp

@@ -50,24 +50,6 @@ bool SurfaceTargetIsLayered(SurfaceTarget target) {
     }
 }
 
-bool SurfaceTargetIsArray(SurfaceTarget target) {
-    switch (target) {
-    case SurfaceTarget::Texture1D:
-    case SurfaceTarget::Texture2D:
-    case SurfaceTarget::Texture3D:
-    case SurfaceTarget::TextureCubemap:
-        return false;
-    case SurfaceTarget::Texture1DArray:
-    case SurfaceTarget::Texture2DArray:
-    case SurfaceTarget::TextureCubeArray:
-        return true;
-    default:
-        LOG_CRITICAL(HW_GPU, "Unimplemented surface_target={}", static_cast<u32>(target));
-        UNREACHABLE();
-        return false;
-    }
-}
-
 PixelFormat PixelFormatFromDepthFormat(Tegra::DepthFormat format) {
     switch (format) {
     case Tegra::DepthFormat::S8_Z24_UNORM:

src/video_core/surface.h

@@ -441,8 +441,6 @@ SurfaceTarget SurfaceTargetFromTextureType(Tegra::Texture::TextureType texture_t
 
 bool SurfaceTargetIsLayered(SurfaceTarget target);
 
-bool SurfaceTargetIsArray(SurfaceTarget target);
-
 PixelFormat PixelFormatFromDepthFormat(Tegra::DepthFormat format);
 
 PixelFormat PixelFormatFromRenderTargetFormat(Tegra::RenderTargetFormat format);

src/video_core/video_core.cpp

@@ -16,10 +16,9 @@ std::unique_ptr<RendererBase> CreateRenderer(Core::Frontend::EmuWindow& emu_wind
 }
 
 u16 GetResolutionScaleFactor(const RendererBase& renderer) {
-    return static_cast<u16>(
-        Settings::values.resolution_factor
-            ? Settings::values.resolution_factor
-            : renderer.GetRenderWindow().GetFramebufferLayout().GetScalingRatio());
+    return !Settings::values.resolution_factor
+               ? renderer.GetRenderWindow().GetFramebufferLayout().GetScalingRatio()
+               : Settings::values.resolution_factor;
 }
 
 } // namespace VideoCore

src/yuzu/bootmanager.cpp

@@ -1,6 +1,13 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
 #include <QApplication>
 #include <QHBoxLayout>
 #include <QKeyEvent>
+#include <QOffscreenSurface>
+#include <QOpenGLWindow>
+#include <QPainter>
 #include <QScreen>
 #include <QWindow>
 #include <fmt/format.h>
@@ -73,13 +80,36 @@ void EmuThread::run() {
     render_window->moveContext();
 }
 
+class GGLContext : public Core::Frontend::GraphicsContext {
+public:
+    explicit GGLContext(QOpenGLContext* shared_context) : surface() {
+        context = std::make_unique<QOpenGLContext>(shared_context);
+        surface.setFormat(shared_context->format());
+        surface.create();
+    }
+
+    void MakeCurrent() override {
+        context->makeCurrent(&surface);
+    }
+
+    void DoneCurrent() override {
+        context->doneCurrent();
+    }
+
+    void SwapBuffers() override {}
+
+private:
+    std::unique_ptr<QOpenGLContext> context;
+    QOffscreenSurface surface;
+};
+
 // This class overrides paintEvent and resizeEvent to prevent the GUI thread from stealing GL
 // context.
 // The corresponding functionality is handled in EmuThread instead
-class GGLWidgetInternal : public QGLWidget {
+class GGLWidgetInternal : public QOpenGLWindow {
 public:
-    GGLWidgetInternal(QGLFormat fmt, GRenderWindow* parent)
-        : QGLWidget(fmt, parent), parent(parent) {}
+    GGLWidgetInternal(GRenderWindow* parent, QOpenGLContext* shared_context)
+        : QOpenGLWindow(shared_context), parent(parent) {}
 
     void paintEvent(QPaintEvent* ev) override {
         if (do_painting) {
@@ -92,9 +122,51 @@ public:
         parent->OnFramebufferSizeChanged();
     }
 
+    void keyPressEvent(QKeyEvent* event) override {
+        InputCommon::GetKeyboard()->PressKey(event->key());
+    }
+
+    void keyReleaseEvent(QKeyEvent* event) override {
+        InputCommon::GetKeyboard()->ReleaseKey(event->key());
+    }
+
+    void mousePressEvent(QMouseEvent* event) override {
+        if (event->source() == Qt::MouseEventSynthesizedBySystem)
+            return; // touch input is handled in TouchBeginEvent
+
+        const auto pos{event->pos()};
+        if (event->button() == Qt::LeftButton) {
+            const auto [x, y] = parent->ScaleTouch(pos);
+            parent->TouchPressed(x, y);
+        } else if (event->button() == Qt::RightButton) {
+            InputCommon::GetMotionEmu()->BeginTilt(pos.x(), pos.y());
+        }
+    }
+
+    void mouseMoveEvent(QMouseEvent* event) override {
+        if (event->source() == Qt::MouseEventSynthesizedBySystem)
+            return; // touch input is handled in TouchUpdateEvent
+
+        const auto pos{event->pos()};
+        const auto [x, y] = parent->ScaleTouch(pos);
+        parent->TouchMoved(x, y);
+        InputCommon::GetMotionEmu()->Tilt(pos.x(), pos.y());
+    }
+
+    void mouseReleaseEvent(QMouseEvent* event) override {
+        if (event->source() == Qt::MouseEventSynthesizedBySystem)
+            return; // touch input is handled in TouchEndEvent
+
+        if (event->button() == Qt::LeftButton)
+            parent->TouchReleased();
+        else if (event->button() == Qt::RightButton)
+            InputCommon::GetMotionEmu()->EndTilt();
+    }
+
     void DisablePainting() {
         do_painting = false;
     }
+
     void EnablePainting() {
         do_painting = true;
     }
@@ -105,7 +177,7 @@ private:
 };
 
 GRenderWindow::GRenderWindow(QWidget* parent, EmuThread* emu_thread)
-    : QWidget(parent), child(nullptr), emu_thread(emu_thread) {
+    : QWidget(parent), child(nullptr), context(nullptr), emu_thread(emu_thread) {
 
     setWindowTitle(QStringLiteral("yuzu %1 | %2-%3")
                        .arg(Common::g_build_name, Common::g_scm_branch, Common::g_scm_desc));
@@ -129,19 +201,19 @@ void GRenderWindow::moveContext() {
     auto thread = (QThread::currentThread() == qApp->thread() && emu_thread != nullptr)
                       ? emu_thread
                       : qApp->thread();
-    child->context()->moveToThread(thread);
+    context->moveToThread(thread);
 }
 
 void GRenderWindow::SwapBuffers() {
-    // In our multi-threaded QGLWidget use case we shouldn't need to call `makeCurrent`,
+    // In our multi-threaded QWidget use case we shouldn't need to call `makeCurrent`,
     // since we never call `doneCurrent` in this thread.
     // However:
     // - The Qt debug runtime prints a bogus warning on the console if `makeCurrent` wasn't called
     // since the last time `swapBuffers` was executed;
     // - On macOS, if `makeCurrent` isn't called explicitely, resizing the buffer breaks.
-    child->makeCurrent();
+    context->makeCurrent(child);
 
-    child->swapBuffers();
+    context->swapBuffers(child);
     if (!first_frame) {
         emit FirstFrameDisplayed();
         first_frame = true;
@@ -149,11 +221,11 @@ void GRenderWindow::SwapBuffers() {
 }
 
 void GRenderWindow::MakeCurrent() {
-    child->makeCurrent();
+    context->makeCurrent(child);
 }
 
 void GRenderWindow::DoneCurrent() {
-    child->doneCurrent();
+    context->doneCurrent();
 }
 
 void GRenderWindow::PollEvents() {}
@@ -166,14 +238,26 @@ void GRenderWindow::PollEvents() {}
 void GRenderWindow::OnFramebufferSizeChanged() {
     // Screen changes potentially incur a change in screen DPI, hence we should update the
     // framebuffer size
-    qreal pixelRatio = windowPixelRatio();
+    qreal pixelRatio = GetWindowPixelRatio();
     unsigned width = child->QPaintDevice::width() * pixelRatio;
     unsigned height = child->QPaintDevice::height() * pixelRatio;
     UpdateCurrentFramebufferLayout(width, height);
 }
 
+void GRenderWindow::ForwardKeyPressEvent(QKeyEvent* event) {
+    if (child) {
+        child->keyPressEvent(event);
+    }
+}
+
+void GRenderWindow::ForwardKeyReleaseEvent(QKeyEvent* event) {
+    if (child) {
+        child->keyReleaseEvent(event);
+    }
+}
+
 void GRenderWindow::BackupGeometry() {
-    geometry = ((QGLWidget*)this)->saveGeometry();
+    geometry = ((QWidget*)this)->saveGeometry();
 }
 
 void GRenderWindow::RestoreGeometry() {
@@ -191,18 +275,18 @@ QByteArray GRenderWindow::saveGeometry() {
     // If we are a top-level widget, store the current geometry
     // otherwise, store the last backup
     if (parent() == nullptr)
-        return ((QGLWidget*)this)->saveGeometry();
+        return ((QWidget*)this)->saveGeometry();
     else
         return geometry;
 }
 
-qreal GRenderWindow::windowPixelRatio() const {
+qreal GRenderWindow::GetWindowPixelRatio() const {
     // windowHandle() might not be accessible until the window is displayed to screen.
     return windowHandle() ? windowHandle()->screen()->devicePixelRatio() : 1.0f;
 }
 
 std::pair<unsigned, unsigned> GRenderWindow::ScaleTouch(const QPointF pos) const {
-    const qreal pixel_ratio = windowPixelRatio();
+    const qreal pixel_ratio = GetWindowPixelRatio();
     return {static_cast<unsigned>(std::max(std::round(pos.x() * pixel_ratio), qreal{0.0})),
             static_cast<unsigned>(std::max(std::round(pos.y() * pixel_ratio), qreal{0.0}))};
 }
@@ -212,47 +296,6 @@ void GRenderWindow::closeEvent(QCloseEvent* event) {
     QWidget::closeEvent(event);
 }
 
-void GRenderWindow::keyPressEvent(QKeyEvent* event) {
-    InputCommon::GetKeyboard()->PressKey(event->key());
-}
-
-void GRenderWindow::keyReleaseEvent(QKeyEvent* event) {
-    InputCommon::GetKeyboard()->ReleaseKey(event->key());
-}
-
-void GRenderWindow::mousePressEvent(QMouseEvent* event) {
-    if (event->source() == Qt::MouseEventSynthesizedBySystem)
-        return; // touch input is handled in TouchBeginEvent
-
-    auto pos = event->pos();
-    if (event->button() == Qt::LeftButton) {
-        const auto [x, y] = ScaleTouch(pos);
-        this->TouchPressed(x, y);
-    } else if (event->button() == Qt::RightButton) {
-        InputCommon::GetMotionEmu()->BeginTilt(pos.x(), pos.y());
-    }
-}
-
-void GRenderWindow::mouseMoveEvent(QMouseEvent* event) {
-    if (event->source() == Qt::MouseEventSynthesizedBySystem)
-        return; // touch input is handled in TouchUpdateEvent
-
-    auto pos = event->pos();
-    const auto [x, y] = ScaleTouch(pos);
-    this->TouchMoved(x, y);
-    InputCommon::GetMotionEmu()->Tilt(pos.x(), pos.y());
-}
-
-void GRenderWindow::mouseReleaseEvent(QMouseEvent* event) {
-    if (event->source() == Qt::MouseEventSynthesizedBySystem)
-        return; // touch input is handled in TouchEndEvent
-
-    if (event->button() == Qt::LeftButton)
-        this->TouchReleased();
-    else if (event->button() == Qt::RightButton)
-        InputCommon::GetMotionEmu()->EndTilt();
-}
-
 void GRenderWindow::TouchBeginEvent(const QTouchEvent* event) {
     // TouchBegin always has exactly one touch point, so take the .first()
     const auto [x, y] = ScaleTouch(event->touchPoints().first().pos());
@@ -305,35 +348,60 @@ void GRenderWindow::OnClientAreaResized(unsigned width, unsigned height) {
     NotifyClientAreaSizeChanged(std::make_pair(width, height));
 }
 
-void GRenderWindow::InitRenderTarget() {
-    if (child) {
-        delete child;
-    }
+std::unique_ptr<Core::Frontend::GraphicsContext> GRenderWindow::CreateSharedContext() const {
+    return std::make_unique<GGLContext>(shared_context.get());
+}
 
-    if (layout()) {
-        delete layout();
-    }
+void GRenderWindow::InitRenderTarget() {
+    shared_context.reset();
+    context.reset();
+
+    delete child;
+    child = nullptr;
+
+    delete container;
+    container = nullptr;
+
+    delete layout();
 
     first_frame = false;
 
     // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
     // WA_DontShowOnScreen, WA_DeleteOnClose
-    QGLFormat fmt;
+    QSurfaceFormat fmt;
     fmt.setVersion(4, 3);
-    fmt.setProfile(QGLFormat::CoreProfile);
+    fmt.setProfile(QSurfaceFormat::CoreProfile);
+    // TODO: expose a setting for buffer value (ie default/single/double/triple)
+    fmt.setSwapBehavior(QSurfaceFormat::DefaultSwapBehavior);
+    shared_context = std::make_unique<QOpenGLContext>();
+    shared_context->setFormat(fmt);
+    shared_context->create();
+    context = std::make_unique<QOpenGLContext>();
+    context->setShareContext(shared_context.get());
+    context->setFormat(fmt);
+    context->create();
     fmt.setSwapInterval(false);
 
-    // Requests a forward-compatible context, which is required to get a 3.2+ context on OS X
-    fmt.setOption(QGL::NoDeprecatedFunctions);
+    child = new GGLWidgetInternal(this, shared_context.get());
+    container = QWidget::createWindowContainer(child, this);
 
-    child = new GGLWidgetInternal(fmt, this);
     QBoxLayout* layout = new QHBoxLayout(this);
-
-    resize(Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height);
-    layout->addWidget(child);
+    layout->addWidget(container);
     layout->setMargin(0);
     setLayout(layout);
 
+    // Reset minimum size to avoid unwanted resizes when this function is called for a second time.
+    setMinimumSize(1, 1);
+
+    // Show causes the window to actually be created and the OpenGL context as well, but we don't
+    // want the widget to be shown yet, so immediately hide it.
+    show();
+    hide();
+
+    resize(Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height);
+    child->resize(Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height);
+    container->resize(Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height);
+
     OnMinimalClientAreaChangeRequest(GetActiveConfig().min_client_area_size);
 
     OnFramebufferSizeChanged();

src/yuzu/bootmanager.h

@@ -7,9 +7,9 @@
 #include <atomic>
 #include <condition_variable>
 #include <mutex>
-#include <QGLWidget>
 #include <QImage>
 #include <QThread>
+#include <QWidget>
 #include "common/thread.h"
 #include "core/core.h"
 #include "core/frontend/emu_window.h"
@@ -21,6 +21,8 @@ class QTouchEvent;
 class GGLWidgetInternal;
 class GMainWindow;
 class GRenderWindow;
+class QSurface;
+class QOpenGLContext;
 
 class EmuThread : public QThread {
     Q_OBJECT
@@ -115,25 +117,21 @@ public:
     void MakeCurrent() override;
     void DoneCurrent() override;
     void PollEvents() override;
+    std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
+
+    void ForwardKeyPressEvent(QKeyEvent* event);
+    void ForwardKeyReleaseEvent(QKeyEvent* event);
 
     void BackupGeometry();
     void RestoreGeometry();
     void restoreGeometry(const QByteArray& geometry); // overridden
     QByteArray saveGeometry();                        // overridden
 
-    qreal windowPixelRatio() const;
+    qreal GetWindowPixelRatio() const;
+    std::pair<unsigned, unsigned> ScaleTouch(const QPointF pos) const;
 
     void closeEvent(QCloseEvent* event) override;
-
-    void keyPressEvent(QKeyEvent* event) override;
-    void keyReleaseEvent(QKeyEvent* event) override;
-
-    void mousePressEvent(QMouseEvent* event) override;
-    void mouseMoveEvent(QMouseEvent* event) override;
-    void mouseReleaseEvent(QMouseEvent* event) override;
-
     bool event(QEvent* event) override;
-
     void focusOutEvent(QFocusEvent* event) override;
 
     void OnClientAreaResized(unsigned width, unsigned height);
@@ -155,7 +153,6 @@ signals:
     void FirstFrameDisplayed();
 
 private:
-    std::pair<unsigned, unsigned> ScaleTouch(const QPointF pos) const;
     void TouchBeginEvent(const QTouchEvent* event);
     void TouchUpdateEvent(const QTouchEvent* event);
     void TouchEndEvent();
@@ -163,11 +160,17 @@ private:
     void OnMinimalClientAreaChangeRequest(
         const std::pair<unsigned, unsigned>& minimal_size) override;
 
-    GGLWidgetInternal* child;
+    QWidget* container = nullptr;
+    GGLWidgetInternal* child = nullptr;
 
     QByteArray geometry;
 
     EmuThread* emu_thread;
+    // Context that backs the GGLWidgetInternal (and will be used by core to render)
+    std::unique_ptr<QOpenGLContext> context;
+    // Context that will be shared between all newly created contexts. This should never be made
+    // current
+    std::unique_ptr<QOpenGLContext> shared_context;
 
     /// Temporary storage of the screenshot taken
     QImage screenshot_image;

src/yuzu/configuration/configure_debug.cpp

@@ -7,6 +7,7 @@
 #include "common/file_util.h"
 #include "common/logging/backend.h"
 #include "common/logging/filter.h"
+#include "common/logging/log.h"
 #include "core/core.h"
 #include "core/settings.h"
 #include "ui_configure_debug.h"

src/yuzu/configuration/configure_dialog.cpp

@@ -39,7 +39,6 @@ void ConfigureDialog::applyConfiguration() {
     ui->debugTab->applyConfiguration();
     ui->webTab->applyConfiguration();
     Settings::Apply();
-    Settings::LogSettings();
 }
 
 void ConfigureDialog::PopulateSelectionList() {

src/yuzu/configuration/configure_input_player.cpp

@@ -7,7 +7,6 @@
 #include <utility>
 #include <QColorDialog>
 #include <QGridLayout>
-#include <QKeyEvent>
 #include <QMenu>
 #include <QMessageBox>
 #include <QTimer>

src/yuzu/configuration/configure_input_player.h

@@ -11,21 +11,17 @@
 #include <string>
 
 #include <QDialog>
+#include <QKeyEvent>
 
 #include "common/param_package.h"
 #include "core/settings.h"
+#include "input_common/main.h"
 #include "ui_configure_input.h"
 
-class QKeyEvent;
 class QPushButton;
 class QString;
 class QTimer;
 
-namespace InputCommon::Polling {
-class DevicePoller;
-enum class DeviceType;
-} // namespace InputCommon::Polling
-
 namespace Ui {
 class ConfigureInputPlayer;
 }

src/yuzu/configuration/configure_per_general.cpp

@@ -8,6 +8,7 @@
 
 #include <QHeaderView>
 #include <QMenu>
+#include <QMessageBox>
 #include <QStandardItemModel>
 #include <QString>
 #include <QTimer>

src/yuzu/configuration/configure_per_general.h

@@ -7,16 +7,16 @@
 #include <memory>
 #include <vector>
 
-#include <QDialog>
+#include <QKeyEvent>
 #include <QList>
+#include <QWidget>
 
 #include "core/file_sys/vfs_types.h"
 
+class QTreeView;
 class QGraphicsScene;
 class QStandardItem;
 class QStandardItemModel;
-class QTreeView;
-class QVBoxLayout;
 
 namespace Ui {
 class ConfigurePerGameGeneral;

src/yuzu/configuration/configure_system.cpp

@@ -2,19 +2,23 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <array>
-#include <chrono>
-#include <optional>
-
+#include <algorithm>
 #include <QFileDialog>
 #include <QGraphicsItem>
+#include <QGraphicsScene>
+#include <QHeaderView>
 #include <QMessageBox>
+#include <QStandardItemModel>
+#include <QTreeView>
+#include <QVBoxLayout>
 #include "common/assert.h"
 #include "common/file_util.h"
+#include "common/string_util.h"
 #include "core/core.h"
 #include "core/settings.h"
 #include "ui_configure_system.h"
 #include "yuzu/configuration/configure_system.h"
+#include "yuzu/util/limitable_input_dialog.h"
 
 namespace {
 constexpr std::array<int, 12> days_in_month = {{

src/yuzu/configuration/configure_touchscreen_advanced.h

@@ -6,6 +6,8 @@
 
 #include <memory>
 #include <QDialog>
+#include <QWidget>
+#include "yuzu/configuration/config.h"
 
 namespace Ui {
 class ConfigureTouchscreenAdvanced;

src/yuzu/main.cpp

@@ -14,7 +14,6 @@
 #include "configuration/configure_per_general.h"
 #include "core/file_sys/vfs.h"
 #include "core/file_sys/vfs_real.h"
-#include "core/frontend/scope_acquire_window_context.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/hle/service/am/applets/applets.h"
 #include "core/hle/service/hid/controllers/npad.h"
@@ -748,15 +747,13 @@ bool GMainWindow::LoadROM(const QString& filename) {
         ShutdownGame();
 
     render_window->InitRenderTarget();
+    render_window->MakeCurrent();
 
-    {
-        Core::Frontend::ScopeAcquireWindowContext acquire_context{*render_window};
-        if (!gladLoadGL()) {
-            QMessageBox::critical(this, tr("Error while initializing OpenGL 4.3 Core!"),
-                                  tr("Your GPU may not support OpenGL 4.3, or you do not "
-                                     "have the latest graphics driver."));
-            return false;
-        }
+    if (!gladLoadGL()) {
+        QMessageBox::critical(this, tr("Error while initializing OpenGL 4.3 Core!"),
+                              tr("Your GPU may not support OpenGL 4.3, or you do not "
+                                 "have the latest graphics driver."));
+        return false;
     }
 
     QStringList unsupported_gl_extensions = GetUnsupportedGLExtensions();
@@ -797,6 +794,8 @@ bool GMainWindow::LoadROM(const QString& filename) {
                "wiki</a>. This message will not be shown again."));
     }
 
+    render_window->DoneCurrent();
+
     if (result != Core::System::ResultStatus::Success) {
         switch (result) {
         case Core::System::ResultStatus::ErrorGetLoader:
@@ -1966,6 +1965,18 @@ void GMainWindow::dragMoveEvent(QDragMoveEvent* event) {
     event->acceptProposedAction();
 }
 
+void GMainWindow::keyPressEvent(QKeyEvent* event) {
+    if (render_window) {
+        render_window->ForwardKeyPressEvent(event);
+    }
+}
+
+void GMainWindow::keyReleaseEvent(QKeyEvent* event) {
+    if (render_window) {
+        render_window->ForwardKeyReleaseEvent(event);
+    }
+}
+
 bool GMainWindow::ConfirmChangeGame() {
     if (emu_thread == nullptr)
         return true;
@@ -2033,7 +2044,8 @@ int main(int argc, char* argv[]) {
     QCoreApplication::setOrganizationName("yuzu team");
     QCoreApplication::setApplicationName("yuzu");
 
-    QApplication::setAttribute(Qt::AA_DontCheckOpenGLContextThreadAffinity);
+    // Enables the core to make the qt created contexts current on std::threads
+    QCoreApplication::setAttribute(Qt::AA_DontCheckOpenGLContextThreadAffinity);
     QApplication app(argc, argv);
 
     // Qt changes the locale and causes issues in float conversion using std::to_string() when
@@ -2043,9 +2055,6 @@ int main(int argc, char* argv[]) {
     GMainWindow main_window;
     // After settings have been loaded by GMainWindow, apply the filter
     main_window.show();
-
-    Settings::LogSettings();
-
     int result = app.exec();
     detached_tasks.WaitForAllTasks();
     return result;

src/yuzu/main.h

@@ -251,4 +251,8 @@ protected:
     void dropEvent(QDropEvent* event) override;
     void dragEnterEvent(QDragEnterEvent* event) override;
     void dragMoveEvent(QDragMoveEvent* event) override;
+
+    // Overrides used to forward signals to the render window when the focus moves out.
+    void keyPressEvent(QKeyEvent* event) override;
+    void keyReleaseEvent(QKeyEvent* event) override;
 };

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -19,6 +19,37 @@
 #include "input_common/sdl/sdl.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
 
+class SDLGLContext : public Core::Frontend::GraphicsContext {
+public:
+    explicit SDLGLContext() {
+        // create a hidden window to make the shared context against
+        window = SDL_CreateWindow("", SDL_WINDOWPOS_UNDEFINED, // x position
+                                  SDL_WINDOWPOS_UNDEFINED,     // y position
+                                  Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height,
+                                  SDL_WINDOW_OPENGL | SDL_WINDOW_HIDDEN);
+        context = SDL_GL_CreateContext(window);
+    }
+
+    ~SDLGLContext() {
+        SDL_GL_DeleteContext(context);
+        SDL_DestroyWindow(window);
+    }
+
+    void MakeCurrent() override {
+        SDL_GL_MakeCurrent(window, context);
+    }
+
+    void DoneCurrent() override {
+        SDL_GL_MakeCurrent(window, nullptr);
+    }
+
+    void SwapBuffers() override {}
+
+private:
+    SDL_Window* window;
+    SDL_GLContext context;
+};
+
 void EmuWindow_SDL2::OnMouseMotion(s32 x, s32 y) {
     TouchMoved((unsigned)std::max(x, 0), (unsigned)std::max(y, 0));
     InputCommon::GetMotionEmu()->Tilt(x, y);
@@ -153,6 +184,7 @@ EmuWindow_SDL2::EmuWindow_SDL2(bool fullscreen) {
     SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
     SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
     SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 0);
+    SDL_GL_SetAttribute(SDL_GL_SHARE_WITH_CURRENT_CONTEXT, 1);
 
     std::string window_title = fmt::format("yuzu {} | {}-{}", Common::g_build_fullname,
                                            Common::g_scm_branch, Common::g_scm_desc);
@@ -171,7 +203,6 @@ EmuWindow_SDL2::EmuWindow_SDL2(bool fullscreen) {
     if (fullscreen) {
         Fullscreen();
     }
-
     gl_context = SDL_GL_CreateContext(render_window);
 
     if (gl_context == nullptr) {
@@ -195,7 +226,6 @@ EmuWindow_SDL2::EmuWindow_SDL2(bool fullscreen) {
     SDL_GL_SetSwapInterval(false);
     LOG_INFO(Frontend, "yuzu Version: {} | {}-{}", Common::g_build_fullname, Common::g_scm_branch,
              Common::g_scm_desc);
-    Settings::LogSettings();
 
     DoneCurrent();
 }
@@ -281,3 +311,7 @@ void EmuWindow_SDL2::OnMinimalClientAreaChangeRequest(
 
     SDL_SetWindowMinimumSize(render_window, minimal_size.first, minimal_size.second);
 }
+
+std::unique_ptr<Core::Frontend::GraphicsContext> EmuWindow_SDL2::CreateSharedContext() const {
+    return std::make_unique<SDLGLContext>();
+}

src/yuzu_cmd/emu_window/emu_window_sdl2.h

@@ -27,6 +27,8 @@ public:
     /// Releases the GL context from the caller thread
     void DoneCurrent() override;
 
+    std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
+
     /// Whether the window is still open, and a close request hasn't yet been sent
     bool IsOpen() const;