GPU: Add HLE macros for popular NVN macros (#5761)

* GPU: Add HLE macros for popular NVN macros

* Remove non-vector equality check

The case where it's not hardware accelerated will do the check integer-wise anyways.

* Whitespace 😔

* Address Feedback

src/Ryujinx.Graphics.Gpu/Engine/DeviceStateWithShadow.cs

@@ -32,6 +32,11 @@ namespace Ryujinx.Graphics.Gpu.Engine
         /// </summary>
         public ref TState State => ref _state.State;
 
+        /// <summary>
+        /// Current shadow state.
+        /// </summary>
+        public ref TState ShadowState => ref _shadowState.State;
+
         /// <summary>
         /// Creates a new instance of the device state, with shadow state.
         /// </summary>

src/Ryujinx.Graphics.Gpu/Engine/MME/MacroHLE.cs

@@ -1,7 +1,10 @@
 using Ryujinx.Common.Logging;
+using Ryujinx.Common.Memory;
 using Ryujinx.Graphics.Device;
 using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Gpu.Engine.GPFifo;
+using Ryujinx.Graphics.Gpu.Engine.Threed;
+using Ryujinx.Graphics.Gpu.Engine.Types;
 using System;
 using System.Collections.Generic;
 
@@ -15,9 +18,18 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
         private const int ColorLayerCountOffset = 0x818;
         private const int ColorStructSize = 0x40;
         private const int ZetaLayerCountOffset = 0x1230;
+        private const int UniformBufferBindVertexOffset = 0x2410;
+        private const int FirstVertexOffset = 0x1434;
 
         private const int IndirectIndexedDataEntrySize = 0x14;
 
+        private const int LogicOpOffset = 0x19c4;
+        private const int ShaderIdScratchOffset = 0x3470;
+        private const int ShaderAddressScratchOffset = 0x3488;
+        private const int UpdateConstantBufferAddressesBase = 0x34a8;
+        private const int UpdateConstantBufferSizesBase = 0x34bc;
+        private const int UpdateConstantBufferAddressCbu = 0x3460;
+
         private readonly GPFifoProcessor _processor;
         private readonly MacroHLEFunctionName _functionName;
 
@@ -49,6 +61,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
         {
             switch (_functionName)
             {
+                case MacroHLEFunctionName.BindShaderProgram:
+                    BindShaderProgram(state, arg0);
+                    break;
                 case MacroHLEFunctionName.ClearColor:
                     ClearColor(state, arg0);
                     break;
@@ -58,6 +73,9 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
                 case MacroHLEFunctionName.DrawArraysInstanced:
                     DrawArraysInstanced(state, arg0);
                     break;
+                case MacroHLEFunctionName.DrawElements:
+                    DrawElements(state, arg0);
+                    break;
                 case MacroHLEFunctionName.DrawElementsInstanced:
                     DrawElementsInstanced(state, arg0);
                     break;
@@ -67,6 +85,21 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
                 case MacroHLEFunctionName.MultiDrawElementsIndirectCount:
                     MultiDrawElementsIndirectCount(state, arg0);
                     break;
+                case MacroHLEFunctionName.UpdateBlendState:
+                    UpdateBlendState(state, arg0);
+                    break;
+                case MacroHLEFunctionName.UpdateColorMasks:
+                    UpdateColorMasks(state, arg0);
+                    break;
+                case MacroHLEFunctionName.UpdateUniformBufferState:
+                    UpdateUniformBufferState(state, arg0);
+                    break;
+                case MacroHLEFunctionName.UpdateUniformBufferStateCbu:
+                    UpdateUniformBufferStateCbu(state, arg0);
+                    break;
+                case MacroHLEFunctionName.UpdateUniformBufferStateCbuV2:
+                    UpdateUniformBufferStateCbuV2(state, arg0);
+                    break;
                 default:
                     throw new NotImplementedException(_functionName.ToString());
             }
@@ -75,6 +108,149 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
             Fifo.Clear();
         }
 
+        /// <summary>
+        /// Binds a shader program with the index in arg0.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void BindShaderProgram(IDeviceState state, int arg0)
+        {
+            int scratchOffset = ShaderIdScratchOffset + arg0 * 4;
+
+            int lastId = state.Read(scratchOffset);
+            int id = FetchParam().Word;
+            int offset = FetchParam().Word;
+
+            if (lastId == id)
+            {
+                FetchParam();
+                FetchParam();
+
+                return;
+            }
+
+            _processor.ThreedClass.SetShaderOffset(arg0, (uint)offset);
+
+            // Removes overflow on the method address into the increment portion.
+            // Present in the original macro.
+            int addrMask = unchecked((int)0xfffc0fff) << 2;
+
+            state.Write(scratchOffset & addrMask, id);
+            state.Write((ShaderAddressScratchOffset + arg0 * 4) & addrMask, offset);
+
+            int stage = FetchParam().Word;
+            uint cbAddress = (uint)FetchParam().Word;
+
+            _processor.ThreedClass.UpdateUniformBufferState(65536, cbAddress >> 24, cbAddress << 8);
+
+            int stageOffset = (stage & 0x7f) << 3;
+
+            state.Write((UniformBufferBindVertexOffset + stageOffset * 4) & addrMask, 17);
+        }
+
+        /// <summary>
+        /// Updates uniform buffer state for update or bind.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void UpdateUniformBufferState(IDeviceState state, int arg0)
+        {
+            uint address = (uint)state.Read(UpdateConstantBufferAddressesBase + arg0 * 4);
+            int size = state.Read(UpdateConstantBufferSizesBase + arg0 * 4);
+
+            _processor.ThreedClass.UpdateUniformBufferState(size, address >> 24, address << 8);
+        }
+
+        /// <summary>
+        /// Updates uniform buffer state for update.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void UpdateUniformBufferStateCbu(IDeviceState state, int arg0)
+        {
+            uint address = (uint)state.Read(UpdateConstantBufferAddressCbu);
+
+            UniformBufferState ubState = new()
+            {
+                Address = new()
+                {
+                    High = address >> 24,
+                    Low = address << 8
+                },
+                Size = 24320,
+                Offset = arg0 << 2
+            };
+
+            _processor.ThreedClass.UpdateUniformBufferState(ubState);
+        }
+
+        /// <summary>
+        /// Updates uniform buffer state for update.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void UpdateUniformBufferStateCbuV2(IDeviceState state, int arg0)
+        {
+            uint address = (uint)state.Read(UpdateConstantBufferAddressCbu);
+
+            UniformBufferState ubState = new()
+            {
+                Address = new()
+                {
+                    High = address >> 24,
+                    Low = address << 8
+                },
+                Size = 28672,
+                Offset = arg0 << 2
+            };
+
+            _processor.ThreedClass.UpdateUniformBufferState(ubState);
+        }
+
+        /// <summary>
+        /// Updates blend enable using the given argument.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void UpdateBlendState(IDeviceState state, int arg0)
+        {
+            state.Write(LogicOpOffset, 0);
+
+            Array8<Boolean32> enable = new();
+
+            for (int i = 0; i < 8; i++)
+            {
+                enable[i] = new Boolean32((uint)(arg0 >> (i + 8)) & 1);
+            }
+
+            _processor.ThreedClass.UpdateBlendEnable(ref enable);
+        }
+
+        /// <summary>
+        /// Updates color masks using the given argument and three pushed arguments.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void UpdateColorMasks(IDeviceState state, int arg0)
+        {
+            Array8<RtColorMask> masks = new();
+
+            int index = 0;
+
+            for (int i = 0; i < 4; i++)
+            {
+                masks[index++] = new RtColorMask((uint)arg0 & 0x1fff);
+                masks[index++] = new RtColorMask(((uint)arg0 >> 16) & 0x1fff);
+
+                if (i != 3)
+                {
+                    arg0 = FetchParam().Word;
+                }
+            }
+
+            _processor.ThreedClass.UpdateColorMasks(ref masks);
+        }
+
         /// <summary>
         /// Clears one bound color target.
         /// </summary>
@@ -129,6 +305,36 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
                 indexed: false);
         }
 
+        /// <summary>
+        /// Performs a indexed draw.
+        /// </summary>
+        /// <param name="state">GPU state at the time of the call</param>
+        /// <param name="arg0">First argument of the call</param>
+        private void DrawElements(IDeviceState state, int arg0)
+        {
+            var topology = (PrimitiveTopology)arg0;
+
+            var indexAddressHigh = FetchParam();
+            var indexAddressLow = FetchParam();
+            var indexType = FetchParam();
+            var firstIndex = 0;
+            var indexCount = FetchParam();
+
+            _processor.ThreedClass.UpdateIndexBuffer(
+                (uint)indexAddressHigh.Word,
+                (uint)indexAddressLow.Word,
+                (IndexType)indexType.Word);
+
+            _processor.ThreedClass.Draw(
+                topology,
+                indexCount.Word,
+                1,
+                firstIndex,
+                state.Read(FirstVertexOffset),
+                0,
+                indexed: true);
+        }
+
         /// <summary>
         /// Performs a indexed draw.
         /// </summary>

src/Ryujinx.Graphics.Gpu/Engine/MME/MacroHLEFunctionName.cs

@@ -6,11 +6,19 @@
     enum MacroHLEFunctionName
     {
         None,
+        BindShaderProgram,
         ClearColor,
         ClearDepthStencil,
         DrawArraysInstanced,
+        DrawElements,
         DrawElementsInstanced,
         DrawElementsIndirect,
         MultiDrawElementsIndirectCount,
+
+        UpdateBlendState,
+        UpdateColorMasks,
+        UpdateUniformBufferState,
+        UpdateUniformBufferStateCbu,
+        UpdateUniformBufferStateCbuV2
     }
 }

src/Ryujinx.Graphics.Gpu/Engine/MME/MacroHLETable.cs

@@ -46,12 +46,19 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
 
         private static readonly TableEntry[] _table = new TableEntry[]
         {
+            new(MacroHLEFunctionName.BindShaderProgram, new Hash128(0x5d5efb912369f60b, 0x69131ed5019f08ef), 0x68),
             new(MacroHLEFunctionName.ClearColor, new Hash128(0xA9FB28D1DC43645A, 0xB177E5D2EAE67FB0), 0x28),
             new(MacroHLEFunctionName.ClearDepthStencil, new Hash128(0x1B96CB77D4879F4F, 0x8557032FE0C965FB), 0x24),
             new(MacroHLEFunctionName.DrawArraysInstanced, new Hash128(0x197FB416269DBC26, 0x34288C01DDA82202), 0x48),
+            new(MacroHLEFunctionName.DrawElements, new Hash128(0x3D7F32AE6C2702A7, 0x9353C9F41C1A244D), 0x20),
             new(MacroHLEFunctionName.DrawElementsInstanced, new Hash128(0x1A501FD3D54EC8E0, 0x6CF570CF79DA74D6), 0x5c),
             new(MacroHLEFunctionName.DrawElementsIndirect, new Hash128(0x86A3E8E903AF8F45, 0xD35BBA07C23860A4), 0x7c),
             new(MacroHLEFunctionName.MultiDrawElementsIndirectCount, new Hash128(0x890AF57ED3FB1C37, 0x35D0C95C61F5386F), 0x19C),
+            new(MacroHLEFunctionName.UpdateBlendState, new Hash128(0x40F6D4E7B08D7640, 0x82167BEEAECB959F), 0x28),
+            new(MacroHLEFunctionName.UpdateColorMasks, new Hash128(0x9EE32420B8441DFD, 0x6E7724759A57333E), 0x24),
+            new(MacroHLEFunctionName.UpdateUniformBufferState, new Hash128(0x8EE66706049CB0B0, 0x51C1CF906EC86F7C), 0x20),
+            new(MacroHLEFunctionName.UpdateUniformBufferStateCbu, new Hash128(0xA4592676A3E581A0, 0xA39E77FE19FE04AC), 0x18),
+            new(MacroHLEFunctionName.UpdateUniformBufferStateCbuV2, new Hash128(0x392FA750489983D4, 0x35BACE455155D2C3), 0x18)
         };
 
         /// <summary>
@@ -62,18 +69,14 @@ namespace Ryujinx.Graphics.Gpu.Engine.MME
         /// <returns>True if the host supports the HLE macro, false otherwise</returns>
         private static bool IsMacroHLESupported(Capabilities caps, MacroHLEFunctionName name)
         {
-            if (name == MacroHLEFunctionName.ClearColor ||
+            if (name == MacroHLEFunctionName.MultiDrawElementsIndirectCount)
-                name == MacroHLEFunctionName.ClearDepthStencil ||
-                name == MacroHLEFunctionName.DrawArraysInstanced ||
-                name == MacroHLEFunctionName.DrawElementsInstanced ||
-                name == MacroHLEFunctionName.DrawElementsIndirect)
-            {
-                return true;
-            }
-            else if (name == MacroHLEFunctionName.MultiDrawElementsIndirectCount)
             {
                 return caps.SupportsIndirectParameters;
             }
+            else if (name != MacroHLEFunctionName.None)
+            {
+                return true;
+            }
 
             return false;
         }

src/Ryujinx.Graphics.Gpu/Engine/SetMmeShadowRamControlMode.cs

@@ -10,4 +10,22 @@ namespace Ryujinx.Graphics.Gpu.Engine
         MethodPassthrough = 2,
         MethodReplay = 3,
     }
+
+    static class SetMmeShadowRamControlModeExtensions
+    {
+        public static bool IsTrack(this SetMmeShadowRamControlMode mode)
+        {
+            return mode == SetMmeShadowRamControlMode.MethodTrack || mode == SetMmeShadowRamControlMode.MethodTrackWithFilter;
+        }
+
+        public static bool IsPassthrough(this SetMmeShadowRamControlMode mode)
+        {
+            return mode == SetMmeShadowRamControlMode.MethodPassthrough;
+        }
+
+        public static bool IsReplay(this SetMmeShadowRamControlMode mode)
+        {
+            return mode == SetMmeShadowRamControlMode.MethodReplay;
+        }
+    }
 }

src/Ryujinx.Graphics.Gpu/Engine/Threed/StateUpdater.cs

@@ -17,9 +17,11 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
     class StateUpdater
     {
         public const int ShaderStateIndex = 26;
+        public const int RtColorMaskIndex = 14;
         public const int RasterizerStateIndex = 15;
         public const int ScissorStateIndex = 16;
         public const int VertexBufferStateIndex = 0;
+        public const int BlendStateIndex = 2;
         public const int IndexBufferStateIndex = 23;
         public const int PrimitiveRestartStateIndex = 12;
         public const int RenderTargetStateIndex = 27;

src/Ryujinx.Graphics.Gpu/Engine/Threed/ThreedClass.cs

@@ -1,12 +1,15 @@
-using Ryujinx.Graphics.Device;
+using Ryujinx.Common.Memory;
+using Ryujinx.Graphics.Device;
 using Ryujinx.Graphics.GAL;
 using Ryujinx.Graphics.Gpu.Engine.GPFifo;
 using Ryujinx.Graphics.Gpu.Engine.InlineToMemory;
 using Ryujinx.Graphics.Gpu.Engine.Threed.Blender;
+using Ryujinx.Graphics.Gpu.Engine.Types;
 using Ryujinx.Graphics.Gpu.Synchronization;
 using System;
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
+using System.Runtime.Intrinsics;
 
 namespace Ryujinx.Graphics.Gpu.Engine.Threed
 {
@@ -26,6 +29,8 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
         private readonly ConstantBufferUpdater _cbUpdater;
         private readonly StateUpdater _stateUpdater;
 
+        private SetMmeShadowRamControlMode ShadowMode => _state.State.SetMmeShadowRamControlMode;
+
         /// <summary>
         /// Creates a new instance of the 3D engine class.
         /// </summary>
@@ -228,6 +233,206 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
             _cbUpdater.Update(data);
         }
 
+        /// <summary>
+        /// Test if two 32 byte structs are equal. 
+        /// </summary>
+        /// <typeparam name="T">Type of the 32-byte struct</typeparam>
+        /// <param name="lhs">First struct</param>
+        /// <param name="rhs">Second struct</param>
+        /// <returns>True if equal, false otherwise</returns>
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        private static bool UnsafeEquals32Byte<T>(ref T lhs, ref T rhs) where T : unmanaged
+        {
+            if (Vector256.IsHardwareAccelerated)
+            {
+                return Vector256.EqualsAll(
+                    Unsafe.As<T, Vector256<uint>>(ref lhs),
+                    Unsafe.As<T, Vector256<uint>>(ref rhs)
+                );
+            }
+            else
+            {
+                ref var lhsVec = ref Unsafe.As<T, Vector128<uint>>(ref lhs);
+                ref var rhsVec = ref Unsafe.As<T, Vector128<uint>>(ref rhs);
+
+                return Vector128.EqualsAll(lhsVec, rhsVec) &&
+                    Vector128.EqualsAll(Unsafe.Add(ref lhsVec, 1), Unsafe.Add(ref rhsVec, 1));
+            }
+        }
+
+        /// <summary>
+        /// Updates blend enable. Respects current shadow mode.
+        /// </summary>
+        /// <param name="masks">Blend enable</param>
+        public void UpdateBlendEnable(ref Array8<Boolean32> enable)
+        {
+            var shadow = ShadowMode;
+            ref var state = ref _state.State.BlendEnable;
+
+            if (shadow.IsReplay())
+            {
+                enable = _state.ShadowState.BlendEnable;
+            }
+
+            if (!UnsafeEquals32Byte(ref enable, ref state))
+            {
+                state = enable;
+
+                _stateUpdater.ForceDirty(StateUpdater.BlendStateIndex);
+            }
+
+            if (shadow.IsTrack())
+            {
+                _state.ShadowState.BlendEnable = enable;
+            }
+        }
+
+        /// <summary>
+        /// Updates color masks. Respects current shadow mode.
+        /// </summary>
+        /// <param name="masks">Color masks</param>
+        public void UpdateColorMasks(ref Array8<RtColorMask> masks)
+        {
+            var shadow = ShadowMode;
+            ref var state = ref _state.State.RtColorMask;
+
+            if (shadow.IsReplay())
+            {
+                masks = _state.ShadowState.RtColorMask;
+            }
+
+            if (!UnsafeEquals32Byte(ref masks, ref state))
+            {
+                state = masks;
+
+                _stateUpdater.ForceDirty(StateUpdater.RtColorMaskIndex);
+            }
+
+            if (shadow.IsTrack())
+            {
+                _state.ShadowState.RtColorMask = masks;
+            }
+        }
+
+        /// <summary>
+        /// Updates index buffer state for an indexed draw. Respects current shadow mode.
+        /// </summary>
+        /// <param name="addrHigh">High part of the address</param>
+        /// <param name="addrLow">Low part of the address</param>
+        /// <param name="type">Type of the binding</param>
+        public void UpdateIndexBuffer(uint addrHigh, uint addrLow, IndexType type)
+        {
+            var shadow = ShadowMode;
+            ref var state = ref _state.State.IndexBufferState;
+
+            if (shadow.IsReplay())
+            {
+                ref var shadowState = ref _state.ShadowState.IndexBufferState;
+                addrHigh = shadowState.Address.High;
+                addrLow = shadowState.Address.Low;
+                type = shadowState.Type;
+            }
+
+            if (state.Address.High != addrHigh || state.Address.Low != addrLow || state.Type != type)
+            {
+                state.Address.High = addrHigh;
+                state.Address.Low = addrLow;
+                state.Type = type;
+
+                _stateUpdater.ForceDirty(StateUpdater.IndexBufferStateIndex);
+            }
+
+            if (shadow.IsTrack())
+            {
+                ref var shadowState = ref _state.ShadowState.IndexBufferState;
+                shadowState.Address.High = addrHigh;
+                shadowState.Address.Low = addrLow;
+                shadowState.Type = type;
+            }
+        }
+
+        /// <summary>
+        /// Updates uniform buffer state for update or bind. Respects current shadow mode.
+        /// </summary>
+        /// <param name="size">Size of the binding</param>
+        /// <param name="addrHigh">High part of the addrsss</param>
+        /// <param name="addrLow">Low part of the address</param>
+        public void UpdateUniformBufferState(int size, uint addrHigh, uint addrLow)
+        {
+            var shadow = ShadowMode;
+            ref var state = ref _state.State.UniformBufferState;
+
+            if (shadow.IsReplay())
+            {
+                ref var shadowState = ref _state.ShadowState.UniformBufferState;
+                size = shadowState.Size;
+                addrHigh = shadowState.Address.High;
+                addrLow = shadowState.Address.Low;
+            }
+
+            state.Size = size;
+            state.Address.High = addrHigh;
+            state.Address.Low = addrLow;
+
+            if (shadow.IsTrack())
+            {
+                ref var shadowState = ref _state.ShadowState.UniformBufferState;
+                shadowState.Size = size;
+                shadowState.Address.High = addrHigh;
+                shadowState.Address.Low = addrLow;
+            }
+        }
+
+        /// <summary>
+        /// Updates a shader offset. Respects current shadow mode.
+        /// </summary>
+        /// <param name="index">Index of the shader to update</param>
+        /// <param name="offset">Offset to update with</param>
+        public void SetShaderOffset(int index, uint offset)
+        {
+            var shadow = ShadowMode;
+            ref var shaderState = ref _state.State.ShaderState[index];
+
+            if (shadow.IsReplay())
+            {
+                offset = _state.ShadowState.ShaderState[index].Offset;
+            }
+
+            if (shaderState.Offset != offset)
+            {
+                shaderState.Offset = offset;
+
+                _stateUpdater.ForceDirty(StateUpdater.ShaderStateIndex);
+            }
+
+            if (shadow.IsTrack())
+            {
+                _state.ShadowState.ShaderState[index].Offset = offset;
+            }
+        }
+
+        /// <summary>
+        /// Updates uniform buffer state for update. Respects current shadow mode.
+        /// </summary>
+        /// <param name="ubState">Uniform buffer state</param>
+        public void UpdateUniformBufferState(UniformBufferState ubState)
+        {
+            var shadow = ShadowMode;
+            ref var state = ref _state.State.UniformBufferState;
+
+            if (shadow.IsReplay())
+            {
+                ubState = _state.ShadowState.UniformBufferState;
+            }
+
+            state = ubState;
+
+            if (shadow.IsTrack())
+            {
+                _state.ShadowState.UniformBufferState = ubState;
+            }
+        }
+
         /// <summary>
         /// Launches the Inline-to-Memory DMA copy operation.
         /// </summary>

src/Ryujinx.Graphics.Gpu/Engine/Threed/ThreedClassState.cs

@@ -590,9 +590,12 @@ namespace Ryujinx.Graphics.Gpu.Engine.Threed
     /// </summary>
     struct RtColorMask
     {
-#pragma warning disable CS0649 // Field is never assigned to
         public uint Packed;
-#pragma warning restore CS0649
+
+        public RtColorMask(uint packed)
+        {
+            Packed = packed;
+        }
 
         /// <summary>
         /// Unpacks red channel enable.

src/Ryujinx.Graphics.Gpu/Engine/Types/Boolean32.cs

@@ -5,9 +5,12 @@
     /// </summary>
     readonly struct Boolean32
     {
-#pragma warning disable CS0649 // Field is never assigned to
         private readonly uint _value;
-#pragma warning restore CS0649
+
+        public Boolean32(uint value)
+        {
+            _value = value;
+        }
 
         public static implicit operator bool(Boolean32 value)
         {