ARMeilleure: Hardware accelerate SHA256 (#3585)

* ARMeilleure/HardwareCapabilities: Add Sha

* ARMeilleure/Intrinsic: Add X86Sha256Rnds2

* ARmeilleure: Hardware accelerate SHA256H/SHA256H2

* ARMeilleure/Intrinsic: Add X86Sha256Msg1, X86Sha256Msg2

* ARMeilleure/Intrinsic: Add X86Palignr

* ARMeilleure: Hardware accelerate SHA256SU0, SHA256SU1

* PTC: Bump InternalVersion

ARMeilleure/CodeGen/Linking/Symbol.cs

@@ -58,7 +58,6 @@ namespace ARMeilleure.CodeGen.Linking
         /// <param name="a">First instance</param>
         /// <param name="b">Second instance</param>
         /// <returns><see langword="true"/> if not equal; otherwise <see langword="false"/></returns>
-        /// <inheritdoc/>
         public static bool operator !=(Symbol a, Symbol b)
         {
             return !(a == b);

ARMeilleure/CodeGen/RegisterAllocators/StackAllocator.cs

@@ -1,6 +1,4 @@
-using ARMeilleure.Common;
 using ARMeilleure.IntermediateRepresentation;
-using System;
 
 namespace ARMeilleure.CodeGen.RegisterAllocators
 {

ARMeilleure/CodeGen/X86/AssemblerTable.cs

@@ -4,6 +4,11 @@ namespace ARMeilleure.CodeGen.X86
 {
     partial class Assembler
     {
+        public static bool SupportsVexPrefix(X86Instruction inst)
+        {
+            return _instTable[(int)inst].Flags.HasFlag(InstructionFlags.Vex);
+        }
+
         private const int BadOp = 0;
 
         [Flags]
@@ -152,6 +157,7 @@ namespace ARMeilleure.CodeGen.X86
             Add(X86Instruction.Paddd,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000ffe, InstructionFlags.Vex | InstructionFlags.Prefix66));
             Add(X86Instruction.Paddq,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000fd4, InstructionFlags.Vex | InstructionFlags.Prefix66));
             Add(X86Instruction.Paddw,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000ffd, InstructionFlags.Vex | InstructionFlags.Prefix66));
+            Add(X86Instruction.Palignr,      new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x000f3a0f, InstructionFlags.Vex | InstructionFlags.Prefix66));
             Add(X86Instruction.Pand,         new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000fdb, InstructionFlags.Vex | InstructionFlags.Prefix66));
             Add(X86Instruction.Pandn,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000fdf, InstructionFlags.Vex | InstructionFlags.Prefix66));
             Add(X86Instruction.Pavgb,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000fe0, InstructionFlags.Vex | InstructionFlags.Prefix66));
@@ -234,6 +240,9 @@ namespace ARMeilleure.CodeGen.X86
             Add(X86Instruction.Rsqrtss,      new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000f52, InstructionFlags.Vex | InstructionFlags.PrefixF3));
             Add(X86Instruction.Sar,          new InstructionInfo(0x070000d3, 0x070000c1, BadOp,      BadOp,      BadOp,      InstructionFlags.None));
             Add(X86Instruction.Setcc,        new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000f90, InstructionFlags.Reg8Dest));
+            Add(X86Instruction.Sha256Msg1,   new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x000f38cc, InstructionFlags.None));
+            Add(X86Instruction.Sha256Msg2,   new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x000f38cd, InstructionFlags.None));
+            Add(X86Instruction.Sha256Rnds2,  new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x000f38cb, InstructionFlags.None));
             Add(X86Instruction.Shl,          new InstructionInfo(0x040000d3, 0x040000c1, BadOp,      BadOp,      BadOp,      InstructionFlags.None));
             Add(X86Instruction.Shr,          new InstructionInfo(0x050000d3, 0x050000c1, BadOp,      BadOp,      BadOp,      InstructionFlags.None));
             Add(X86Instruction.Shufpd,       new InstructionInfo(BadOp,      BadOp,      BadOp,      BadOp,      0x00000fc6, InstructionFlags.Vex | InstructionFlags.Prefix66));

ARMeilleure/CodeGen/X86/CallingConvention.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Runtime.InteropServices;
 
 namespace ARMeilleure.CodeGen.X86
 {

ARMeilleure/CodeGen/X86/HardwareCapabilities.cs

@@ -12,21 +12,28 @@ namespace ARMeilleure.CodeGen.X86
                 return;
             }
 
-            (_, _, int ecx, int edx) = X86Base.CpuId(0x00000001, 0x00000000);
+            (int maxNum, _, _, _) = X86Base.CpuId(0x00000000, 0x00000000);
 
-            FeatureInfoEdx = (FeatureFlagsEdx)edx;
+            (_, _, int ecx1, int edx1) = X86Base.CpuId(0x00000001, 0x00000000);
-            FeatureInfoEcx = (FeatureFlagsEcx)ecx;
+            FeatureInfo1Edx = (FeatureFlags1Edx)edx1;
+            FeatureInfo1Ecx = (FeatureFlags1Ecx)ecx1;
+
+            if (maxNum >= 7)
+            {
+                (_, int ebx7, _, _) = X86Base.CpuId(0x00000007, 0x00000000);
+                FeatureInfo7Ebx = (FeatureFlags7Ebx)ebx7;
+            }
         }
 
         [Flags]
-        public enum FeatureFlagsEdx
+        public enum FeatureFlags1Edx
         {
             Sse = 1 << 25,
             Sse2 = 1 << 26
         }
 
         [Flags]
-        public enum FeatureFlagsEcx
+        public enum FeatureFlags1Ecx
         {
             Sse3 = 1 << 0,
             Pclmulqdq = 1 << 1,
@@ -40,21 +47,31 @@ namespace ARMeilleure.CodeGen.X86
             F16c = 1 << 29
         }
 
-        public static FeatureFlagsEdx FeatureInfoEdx { get; }
+        [Flags]
-        public static FeatureFlagsEcx FeatureInfoEcx { get; }
+        public enum FeatureFlags7Ebx
+        {
+            Avx2 = 1 << 5,
+            Sha = 1 << 29
+        }
 
-        public static bool SupportsSse => FeatureInfoEdx.HasFlag(FeatureFlagsEdx.Sse);
+        public static FeatureFlags1Edx FeatureInfo1Edx { get; }
-        public static bool SupportsSse2 => FeatureInfoEdx.HasFlag(FeatureFlagsEdx.Sse2);
+        public static FeatureFlags1Ecx FeatureInfo1Ecx { get; }
-        public static bool SupportsSse3 => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Sse3);
+        public static FeatureFlags7Ebx FeatureInfo7Ebx { get; } = 0;
-        public static bool SupportsPclmulqdq => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Pclmulqdq);
+
-        public static bool SupportsSsse3 => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Ssse3);
+        public static bool SupportsSse => FeatureInfo1Edx.HasFlag(FeatureFlags1Edx.Sse);
-        public static bool SupportsFma => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Fma);
+        public static bool SupportsSse2 => FeatureInfo1Edx.HasFlag(FeatureFlags1Edx.Sse2);
-        public static bool SupportsSse41 => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Sse41);
+        public static bool SupportsSse3 => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Sse3);
-        public static bool SupportsSse42 => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Sse42);
+        public static bool SupportsPclmulqdq => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Pclmulqdq);
-        public static bool SupportsPopcnt => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Popcnt);
+        public static bool SupportsSsse3 => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Ssse3);
-        public static bool SupportsAesni => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Aes);
+        public static bool SupportsFma => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Fma);
-        public static bool SupportsAvx => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.Avx);
+        public static bool SupportsSse41 => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Sse41);
-        public static bool SupportsF16c => FeatureInfoEcx.HasFlag(FeatureFlagsEcx.F16c);
+        public static bool SupportsSse42 => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Sse42);
+        public static bool SupportsPopcnt => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Popcnt);
+        public static bool SupportsAesni => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Aes);
+        public static bool SupportsAvx => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.Avx);
+        public static bool SupportsAvx2 => FeatureInfo7Ebx.HasFlag(FeatureFlags7Ebx.Avx2) && SupportsAvx;
+        public static bool SupportsF16c => FeatureInfo1Ecx.HasFlag(FeatureFlags1Ecx.F16c);
+        public static bool SupportsSha => FeatureInfo7Ebx.HasFlag(FeatureFlags7Ebx.Sha);
 
         public static bool ForceLegacySse { get; set; }
 

ARMeilleure/CodeGen/X86/IntrinsicTable.cs

@@ -82,6 +82,7 @@ namespace ARMeilleure.CodeGen.X86
             Add(Intrinsic.X86Paddd,        new IntrinsicInfo(X86Instruction.Paddd,        IntrinsicType.Binary));
             Add(Intrinsic.X86Paddq,        new IntrinsicInfo(X86Instruction.Paddq,        IntrinsicType.Binary));
             Add(Intrinsic.X86Paddw,        new IntrinsicInfo(X86Instruction.Paddw,        IntrinsicType.Binary));
+            Add(Intrinsic.X86Palignr,      new IntrinsicInfo(X86Instruction.Palignr,      IntrinsicType.TernaryImm));
             Add(Intrinsic.X86Pand,         new IntrinsicInfo(X86Instruction.Pand,         IntrinsicType.Binary));
             Add(Intrinsic.X86Pandn,        new IntrinsicInfo(X86Instruction.Pandn,        IntrinsicType.Binary));
             Add(Intrinsic.X86Pavgb,        new IntrinsicInfo(X86Instruction.Pavgb,        IntrinsicType.Binary));
@@ -151,6 +152,9 @@ namespace ARMeilleure.CodeGen.X86
             Add(Intrinsic.X86Roundss,      new IntrinsicInfo(X86Instruction.Roundss,      IntrinsicType.BinaryImm));
             Add(Intrinsic.X86Rsqrtps,      new IntrinsicInfo(X86Instruction.Rsqrtps,      IntrinsicType.Unary));
             Add(Intrinsic.X86Rsqrtss,      new IntrinsicInfo(X86Instruction.Rsqrtss,      IntrinsicType.Unary));
+            Add(Intrinsic.X86Sha256Msg1,   new IntrinsicInfo(X86Instruction.Sha256Msg1,   IntrinsicType.Binary));
+            Add(Intrinsic.X86Sha256Msg2,   new IntrinsicInfo(X86Instruction.Sha256Msg2,   IntrinsicType.Binary));
+            Add(Intrinsic.X86Sha256Rnds2,  new IntrinsicInfo(X86Instruction.Sha256Rnds2,  IntrinsicType.Ternary));
             Add(Intrinsic.X86Shufpd,       new IntrinsicInfo(X86Instruction.Shufpd,       IntrinsicType.TernaryImm));
             Add(Intrinsic.X86Shufps,       new IntrinsicInfo(X86Instruction.Shufps,       IntrinsicType.TernaryImm));
             Add(Intrinsic.X86Sqrtpd,       new IntrinsicInfo(X86Instruction.Sqrtpd,       IntrinsicType.Unary));

ARMeilleure/CodeGen/X86/PreAllocator.cs

@@ -308,11 +308,13 @@ namespace ARMeilleure.CodeGen.X86
 
                 case Instruction.Extended:
                 {
+                    bool isBlend = node.Intrinsic == Intrinsic.X86Blendvpd ||
+                                   node.Intrinsic == Intrinsic.X86Blendvps ||
+                                   node.Intrinsic == Intrinsic.X86Pblendvb;
+
                     // BLENDVPD, BLENDVPS, PBLENDVB last operand is always implied to be XMM0 when VEX is not supported.
-                    if ((node.Intrinsic == Intrinsic.X86Blendvpd ||
+                    // SHA256RNDS2 always has an implied XMM0 as a last operand.
-                         node.Intrinsic == Intrinsic.X86Blendvps ||
+                    if ((isBlend && !HardwareCapabilities.SupportsVexEncoding) || node.Intrinsic == Intrinsic.X86Sha256Rnds2)
-                         node.Intrinsic == Intrinsic.X86Pblendvb) &&
-                         !HardwareCapabilities.SupportsVexEncoding)
                     {
                         Operand xmm0 = Xmm(X86Register.Xmm0, OperandType.V128);
 
@@ -1297,11 +1299,15 @@ namespace ARMeilleure.CodeGen.X86
         {
             if (IsIntrinsic(operation.Instruction))
             {
+                IntrinsicInfo info = IntrinsicTable.GetInfo(operation.Intrinsic);
+
+                bool hasVex = HardwareCapabilities.SupportsVexEncoding && Assembler.SupportsVexPrefix(info.Inst);
+
                 bool isUnary = operation.SourcesCount < 2;
 
                 bool hasVecDest = operation.Destination != default && operation.Destination.Type == OperandType.V128;
 
-                return !HardwareCapabilities.SupportsVexEncoding && !isUnary && hasVecDest;
+                return !hasVex && !isUnary && hasVecDest;
             }
 
             return false;

ARMeilleure/CodeGen/X86/X86Instruction.cs

@@ -98,6 +98,7 @@ namespace ARMeilleure.CodeGen.X86
         Paddd,
         Paddq,
         Paddw,
+        Palignr,
         Pand,
         Pandn,
         Pavgb,
@@ -180,6 +181,9 @@ namespace ARMeilleure.CodeGen.X86
         Rsqrtss,
         Sar,
         Setcc,
+        Sha256Msg1,
+        Sha256Msg2,
+        Sha256Rnds2,
         Shl,
         Shr,
         Shufpd,

ARMeilleure/Common/AddressTable.cs

@@ -206,7 +206,7 @@ namespace ARMeilleure.Common
         /// <typeparam name="T">Type of elements</typeparam>
         /// <param name="length">Number of elements</param>
         /// <param name="fill">Fill value</param>
-        /// <param name="leaf"><see langword="true"/> if leaf; otherwise <see langword=""="false"/></param>
+        /// <param name="leaf"><see langword="true"/> if leaf; otherwise <see langword="false"/></param>
         /// <returns>Allocated block</returns>
         private IntPtr Allocate<T>(int length, T fill, bool leaf) where T : unmanaged
         {

ARMeilleure/Common/ArenaAllocator.cs

@@ -1,7 +1,6 @@
 using System;
 using System.Collections.Generic;
 using System.Runtime.CompilerServices;
-using System.Threading;
 
 namespace ARMeilleure.Common
 {

ARMeilleure/Common/Counter.cs

@@ -9,6 +9,9 @@ namespace ARMeilleure.Common
     class Counter<T> : IDisposable where T : unmanaged
     {
         private bool _disposed;
+        /// <summary>
+        /// Index in the <see cref="EntryTable{T}"/>
+        /// </summary>
         private readonly int _index;
         private readonly EntryTable<T> _countTable;
 
@@ -17,7 +20,6 @@ namespace ARMeilleure.Common
         /// <see cref="EntryTable{T}"/> instance and index.
         /// </summary>
         /// <param name="countTable"><see cref="EntryTable{T}"/> instance</param>
-        /// <param name="index">Index in the <see cref="EntryTable{T}"/></param>
         /// <exception cref="ArgumentNullException"><paramref name="countTable"/> is <see langword="null"/></exception>
         /// <exception cref="ArgumentException"><typeparamref name="T"/> is unsupported</exception>
         public Counter(EntryTable<T> countTable)
@@ -68,7 +70,7 @@ namespace ARMeilleure.Common
         /// <summary>
         /// Releases all unmanaged and optionally managed resources used by the <see cref="Counter{T}"/> instance.
         /// </summary>
-        /// <param name="disposing"><see langword="true"/> to dispose managed resources also; otherwise just unmanaged resouces</param>
+        /// <param name="disposing"><see langword="true"/> to dispose managed resources also; otherwise just unmanaged resources</param>
         protected virtual void Dispose(bool disposing)
         {
             if (!_disposed)

ARMeilleure/Decoders/IOpCode32MemRsImm.cs

@@ -0,0 +1,8 @@
+namespace ARMeilleure.Decoders
+{
+    interface IOpCode32MemRsImm : IOpCode32Mem
+    {
+        int Rm { get; }
+        ShiftType ShiftType { get; }
+    }
+}

ARMeilleure/Decoders/OpCode32MemMult.cs

@@ -1,3 +1,5 @@
+using System.Numerics;
+
 namespace ARMeilleure.Decoders
 {
     class OpCode32MemMult : OpCode32, IOpCode32MemMult
@@ -23,14 +25,7 @@ namespace ARMeilleure.Decoders
 
             RegisterMask = opCode & 0xffff;
 
-            int regsSize = 0;
+            int regsSize = BitOperations.PopCount((uint)RegisterMask) * 4;
-
-            for (int index = 0; index < 16; index++)
-            {
-                regsSize += (RegisterMask >> index) & 1;
-            }
-
-            regsSize *= 4;
 
             if (!u)
             {

ARMeilleure/Decoders/OpCode32MemRsImm.cs

@@ -1,6 +1,6 @@
 namespace ARMeilleure.Decoders
 {
-    class OpCode32MemRsImm : OpCode32Mem
+    class OpCode32MemRsImm : OpCode32Mem, IOpCode32MemRsImm
     {
         public int Rm { get; }
         public ShiftType ShiftType { get; }

ARMeilleure/Decoders/OpCodeT16BImmCmp.cs

@@ -1,10 +1,10 @@
 namespace ARMeilleure.Decoders
 {
-    class OpCodeT16BImmCmp : OpCodeT16
+    class OpCodeT16BImmCmp : OpCodeT16, IOpCode32BImm
     {
         public int Rn { get; }
 
-        public int Immediate { get; }
+        public long Immediate { get; }
 
         public static new OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT16BImmCmp(inst, address, opCode);
 

ARMeilleure/Decoders/OpCodeT16IfThen.cs

@@ -1,5 +1,4 @@
 using System.Collections.Generic;
-using System.Reflection.Emit;
 
 namespace ARMeilleure.Decoders
 {

ARMeilleure/Decoders/OpCodeT32BImm20.cs

@@ -1,6 +1,4 @@
-using ARMeilleure.Instructions;
+namespace ARMeilleure.Decoders
-
-namespace ARMeilleure.Decoders
 {
     class OpCodeT32BImm20 : OpCodeT32, IOpCode32BImm
     {

ARMeilleure/Decoders/OpCodeT32MemImm8D.cs

@@ -0,0 +1,31 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCodeT32MemImm8D : OpCodeT32, IOpCode32Mem
+    {
+        public int Rt { get; }
+        public int Rt2 { get; }
+        public int Rn { get; }
+        public bool WBack { get; }
+        public bool IsLoad { get; }
+        public bool Index { get; }
+        public bool Add { get; }
+        public int Immediate { get; }
+
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemImm8D(inst, address, opCode);
+
+        public OpCodeT32MemImm8D(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Rt2 = (opCode >> 8) & 0xf;
+            Rt = (opCode >> 12) & 0xf;
+            Rn = (opCode >> 16) & 0xf;
+
+            Index = ((opCode >> 24) & 1) != 0;
+            Add   = ((opCode >> 23) & 1) != 0;
+            WBack = ((opCode >> 21) & 1) != 0;
+
+            Immediate = opCode & 0xff;
+
+            IsLoad = ((opCode >> 20) & 1) != 0;
+        }
+    }
+}

ARMeilleure/Decoders/OpCodeT32MemLdEx.cs

@@ -0,0 +1,24 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCodeT32MemLdEx : OpCodeT32, IOpCode32MemEx
+    {
+        public int Rd => 0;
+        public int Rt { get; }
+        public int Rn { get; }
+
+        public bool WBack => false;
+        public bool IsLoad => true;
+        public bool Index => false;
+        public bool Add => false;
+
+        public int Immediate => 0;
+
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemLdEx(inst, address, opCode);
+
+        public OpCodeT32MemLdEx(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Rt = (opCode >> 12) & 0xf;
+            Rn = (opCode >> 16) & 0xf;
+        }
+    }
+}

ARMeilleure/Decoders/OpCodeT32MemMult.cs

@@ -0,0 +1,52 @@
+using System.Numerics;
+
+namespace ARMeilleure.Decoders
+{
+    class OpCodeT32MemMult : OpCodeT32, IOpCode32MemMult
+    {
+        public int Rn { get; }
+
+        public int RegisterMask { get; }
+        public int Offset       { get; }
+        public int PostOffset   { get; }
+
+        public bool IsLoad { get; }
+
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemMult(inst, address, opCode);
+
+        public OpCodeT32MemMult(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Rn = (opCode >> 16) & 0xf;
+
+            bool isLoad = (opCode & (1 << 20)) != 0;
+            bool w      = (opCode & (1 << 21)) != 0;
+            bool u      = (opCode & (1 << 23)) != 0;
+            bool p      = (opCode & (1 << 24)) != 0;
+
+            RegisterMask = opCode & 0xffff;
+
+            int regsSize = BitOperations.PopCount((uint)RegisterMask) * 4;
+
+            if (!u)
+            {
+                Offset -= regsSize;
+            }
+
+            if (u == p)
+            {
+                Offset += 4;
+            }
+
+            if (w)
+            {
+                PostOffset = u ? regsSize : -regsSize;
+            }
+            else
+            {
+                PostOffset = 0;
+            }
+
+            IsLoad = isLoad;
+        }
+    }
+}

ARMeilleure/Decoders/OpCodeT32MemRsImm.cs

@@ -0,0 +1,30 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCodeT32MemRsImm : OpCodeT32, IOpCode32MemRsImm
+    {
+        public int Rt { get; }
+        public int Rn { get; }
+        public int Rm { get; }
+        public ShiftType ShiftType => ShiftType.Lsl;
+
+        public bool WBack => false;
+        public bool IsLoad { get; }
+        public bool Index => true;
+        public bool Add => true;
+
+        public int Immediate { get; }
+
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemRsImm(inst, address, opCode);
+
+        public OpCodeT32MemRsImm(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Rm = (opCode >> 0) & 0xf;
+            Rt = (opCode >> 12) & 0xf;
+            Rn = (opCode >> 16) & 0xf;
+
+            IsLoad = (opCode & (1 << 20)) != 0;
+
+            Immediate = (opCode >> 4) & 3;
+        }
+    }
+}

ARMeilleure/Decoders/OpCodeT32MemStEx.cs

@@ -0,0 +1,25 @@
+namespace ARMeilleure.Decoders
+{
+    class OpCodeT32MemStEx : OpCodeT32, IOpCode32MemEx
+    {
+        public int Rd { get; }
+        public int Rt { get; }
+        public int Rn { get; }
+
+        public bool WBack => false;
+        public bool IsLoad => false;
+        public bool Index => false;
+        public bool Add => false;
+
+        public int Immediate => 0;
+
+        public new static OpCode Create(InstDescriptor inst, ulong address, int opCode) => new OpCodeT32MemStEx(inst, address, opCode);
+
+        public OpCodeT32MemStEx(InstDescriptor inst, ulong address, int opCode) : base(inst, address, opCode)
+        {
+            Rd = (opCode >> 0) & 0xf;
+            Rt = (opCode >> 12) & 0xf;
+            Rn = (opCode >> 16) & 0xf;
+        }
+    }
+}

ARMeilleure/Decoders/OpCodeTable.cs

@@ -1070,14 +1070,19 @@ namespace ARMeilleure.Decoders
             SetT32("11110x011011xxxx0xxx1111xxxxxxxx", InstName.Cmp,      InstEmit32.Cmp,      OpCodeT32AluImm.Create);
             SetT32("11101010100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor,      InstEmit32.Eor,      OpCodeT32AluRsImm.Create);
             SetT32("11110x00100<xxxx0xxx<<<<xxxxxxxx", InstName.Eor,      InstEmit32.Eor,      OpCodeT32AluImm.Create);
+            SetT32("111010001101xxxxxxxx111111101111", InstName.Ldaex,    InstEmit32.Ldaex,    OpCodeT32MemLdEx.Create);
+            SetT32("1110100010x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm,      InstEmit32.Ldm,      OpCodeT32MemMult.Create);
+            SetT32("1110100100x1xxxxxxxxxxxxxxxxxxxx", InstName.Ldm,      InstEmit32.Ldm,      OpCodeT32MemMult.Create);
             SetT32("111110000101xxxx<<<<10x1xxxxxxxx", InstName.Ldr,      InstEmit32.Ldr,      OpCodeT32MemImm8.Create);
             SetT32("111110000101xxxx<<<<1100xxxxxxxx", InstName.Ldr,      InstEmit32.Ldr,      OpCodeT32MemImm8.Create);
             SetT32("111110000101xxxx<<<<11x1xxxxxxxx", InstName.Ldr,      InstEmit32.Ldr,      OpCodeT32MemImm8.Create);
             SetT32("111110001101xxxxxxxxxxxxxxxxxxxx", InstName.Ldr,      InstEmit32.Ldr,      OpCodeT32MemImm12.Create);
+            SetT32("111110000101<<<<xxxx000000xxxxxx", InstName.Ldr,      InstEmit32.Ldr,      OpCodeT32MemRsImm.Create);
             SetT32("111110000001xxxx<<<<10x1xxxxxxxx", InstName.Ldrb,     InstEmit32.Ldrb,     OpCodeT32MemImm8.Create);
             SetT32("111110000001xxxx<<<<1100xxxxxxxx", InstName.Ldrb,     InstEmit32.Ldrb,     OpCodeT32MemImm8.Create);
             SetT32("111110000001xxxx<<<<11x1xxxxxxxx", InstName.Ldrb,     InstEmit32.Ldrb,     OpCodeT32MemImm8.Create);
             SetT32("111110001001xxxxxxxxxxxxxxxxxxxx", InstName.Ldrb,     InstEmit32.Ldrb,     OpCodeT32MemImm12.Create);
+            SetT32("1110100>x1>1<<<<xxxxxxxxxxxxxxxx", InstName.Ldrd,     InstEmit32.Ldrd,     OpCodeT32MemImm8D.Create);
             SetT32("111110000011xxxx<<<<10x1xxxxxxxx", InstName.Ldrh,     InstEmit32.Ldrh,     OpCodeT32MemImm8.Create);
             SetT32("111110000011xxxx<<<<1100xxxxxxxx", InstName.Ldrh,     InstEmit32.Ldrh,     OpCodeT32MemImm8.Create);
             SetT32("111110000011xxxx<<<<11x1xxxxxxxx", InstName.Ldrh,     InstEmit32.Ldrh,     OpCodeT32MemImm8.Create);
@@ -1102,10 +1107,15 @@ namespace ARMeilleure.Decoders
             SetT32("11110x01110xxxxx0xxxxxxxxxxxxxxx", InstName.Rsb,      InstEmit32.Rsb,      OpCodeT32AluImm.Create);
             SetT32("11101011011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc,      InstEmit32.Sbc,      OpCodeT32AluRsImm.Create);
             SetT32("11110x01011xxxxx0xxxxxxxxxxxxxxx", InstName.Sbc,      InstEmit32.Sbc,      OpCodeT32AluImm.Create);
+            SetT32("111010001100xxxxxxxx11111110xxxx", InstName.Stlex,    InstEmit32.Stlex,    OpCodeT32MemStEx.Create);
+            SetT32("1110100010x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm,      InstEmit32.Stm,      OpCodeT32MemMult.Create);
+            SetT32("1110100100x0xxxx0xxxxxxxxxxxxxxx", InstName.Stm,      InstEmit32.Stm,      OpCodeT32MemMult.Create);
             SetT32("111110000100xxxxxxxx1<<>xxxxxxxx", InstName.Str,      InstEmit32.Str,      OpCodeT32MemImm8.Create);
             SetT32("111110001100xxxxxxxxxxxxxxxxxxxx", InstName.Str,      InstEmit32.Str,      OpCodeT32MemImm12.Create);
+            SetT32("111110000100<<<<xxxx000000xxxxxx", InstName.Str,      InstEmit32.Str,      OpCodeT32MemRsImm.Create);
             SetT32("111110000000xxxxxxxx1<<>xxxxxxxx", InstName.Strb,     InstEmit32.Strb,     OpCodeT32MemImm8.Create);
             SetT32("111110001000xxxxxxxxxxxxxxxxxxxx", InstName.Strb,     InstEmit32.Strb,     OpCodeT32MemImm12.Create);
+            SetT32("1110100>x1>0<<<<xxxxxxxxxxxxxxxx", InstName.Strd,     InstEmit32.Strd,     OpCodeT32MemImm8D.Create);
             SetT32("111110000010xxxxxxxx1<<>xxxxxxxx", InstName.Strh,     InstEmit32.Strh,     OpCodeT32MemImm8.Create);
             SetT32("111110001010xxxxxxxxxxxxxxxxxxxx", InstName.Strh,     InstEmit32.Strh,     OpCodeT32MemImm12.Create);
             SetT32("11101011101<xxxx0xxx<<<<xxxxxxxx", InstName.Sub,      InstEmit32.Sub,      OpCodeT32AluRsImm.Create);

ARMeilleure/Instructions/InstEmitException32.cs

@@ -1,7 +1,5 @@
 using ARMeilleure.Decoders;
 using ARMeilleure.Translation;
-
-using static ARMeilleure.Instructions.InstEmitFlowHelper;
 using static ARMeilleure.IntermediateRepresentation.Operand.Factory;
 
 namespace ARMeilleure.Instructions

ARMeilleure/Instructions/InstEmitFlow32.cs

@@ -88,7 +88,7 @@ namespace ARMeilleure.Instructions
         {
             OpCodeT16BImmCmp op = (OpCodeT16BImmCmp)context.CurrOp;
 
-            Operand value = GetIntOrZR(context, op.Rn);
+            Operand value = GetIntA32(context, op.Rn);
             Operand lblTarget = context.GetLabel((ulong)op.Immediate);
 
             if (onNotZero)

ARMeilleure/Instructions/InstEmitMemoryHelper.cs

@@ -547,7 +547,7 @@ namespace ARMeilleure.Instructions
         {
             switch (context.CurrOp)
             {
-                case OpCode32MemRsImm op: return GetMShiftedByImmediate(context, op, setCarry);
+                case IOpCode32MemRsImm op: return GetMShiftedByImmediate(context, op, setCarry);
 
                 case IOpCode32MemReg op: return GetIntA32(context, op.Rm);
 
@@ -564,7 +564,7 @@ namespace ARMeilleure.Instructions
             return new InvalidOperationException($"Invalid OpCode type \"{opCode?.GetType().Name ?? "null"}\".");
         }
 
-        public static Operand GetMShiftedByImmediate(ArmEmitterContext context, OpCode32MemRsImm op, bool setCarry)
+        public static Operand GetMShiftedByImmediate(ArmEmitterContext context, IOpCode32MemRsImm op, bool setCarry)
         {
             Operand m = GetIntA32(context, op.Rm);
 

ARMeilleure/Instructions/InstEmitSimdArithmetic32.cs

@@ -2,8 +2,6 @@
 using ARMeilleure.IntermediateRepresentation;
 using ARMeilleure.Translation;
 using System;
-using System.Diagnostics;
-
 using static ARMeilleure.Instructions.InstEmitFlowHelper;
 using static ARMeilleure.Instructions.InstEmitHelper;
 using static ARMeilleure.Instructions.InstEmitSimdHelper;

ARMeilleure/Instructions/InstEmitSimdHash.cs

@@ -100,7 +100,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVec(op.Rn);
             Operand m = GetVec(op.Rm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.HashLower)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256h(context, d, n, m, part2: false);
 
             context.Copy(GetVec(op.Rd), res);
         }
@@ -113,7 +113,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVec(op.Rn);
             Operand m = GetVec(op.Rm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.HashUpper)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256h(context, n, d, m, part2: true);
 
             context.Copy(GetVec(op.Rd), res);
         }
@@ -125,7 +125,7 @@ namespace ARMeilleure.Instructions
             Operand d = GetVec(op.Rd);
             Operand n = GetVec(op.Rn);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart1)), d, n);
+            Operand res = InstEmitSimdHashHelper.EmitSha256su0(context, d, n);
 
             context.Copy(GetVec(op.Rd), res);
         }
@@ -138,7 +138,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVec(op.Rn);
             Operand m = GetVec(op.Rm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart2)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256su1(context, d, n, m);
 
             context.Copy(GetVec(op.Rd), res);
         }

ARMeilleure/Instructions/InstEmitSimdHash32.cs

@@ -17,7 +17,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVecA32(op.Qn);
             Operand m = GetVecA32(op.Qm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.HashLower)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256h(context, d, n, m, part2: false);
 
             context.Copy(GetVecA32(op.Qd), res);
         }
@@ -30,7 +30,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVecA32(op.Qn);
             Operand m = GetVecA32(op.Qm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.HashUpper)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256h(context, n, d, m, part2: true);
 
             context.Copy(GetVecA32(op.Qd), res);
         }
@@ -42,7 +42,7 @@ namespace ARMeilleure.Instructions
             Operand d = GetVecA32(op.Qd);
             Operand m = GetVecA32(op.Qm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart1)), d, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256su0(context, d, m);
 
             context.Copy(GetVecA32(op.Qd), res);
         }
@@ -55,7 +55,7 @@ namespace ARMeilleure.Instructions
             Operand n = GetVecA32(op.Qn);
             Operand m = GetVecA32(op.Qm);
 
-            Operand res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart2)), d, n, m);
+            Operand res = InstEmitSimdHashHelper.EmitSha256su1(context, d, n, m);
 
             context.Copy(GetVecA32(op.Qd), res);
         }

ARMeilleure/Instructions/InstEmitSimdHashHelper.cs

@@ -0,0 +1,56 @@
+using ARMeilleure.IntermediateRepresentation;
+using ARMeilleure.Translation;
+using System;
+
+using static ARMeilleure.IntermediateRepresentation.Operand.Factory;
+
+namespace ARMeilleure.Instructions
+{
+    static class InstEmitSimdHashHelper
+    {
+        public static Operand EmitSha256h(ArmEmitterContext context, Operand x, Operand y, Operand w, bool part2)
+        {
+            if (Optimizations.UseSha)
+            {
+                Operand src1 = context.AddIntrinsic(Intrinsic.X86Shufps, y, x, Const(0xbb));
+                Operand src2 = context.AddIntrinsic(Intrinsic.X86Shufps, y, x, Const(0x11));
+                Operand w2 = context.AddIntrinsic(Intrinsic.X86Punpckhqdq, w, w);
+
+                Operand round2 = context.AddIntrinsic(Intrinsic.X86Sha256Rnds2, src1, src2, w);
+                Operand round4 = context.AddIntrinsic(Intrinsic.X86Sha256Rnds2, src2, round2, w2);
+                
+                Operand res = context.AddIntrinsic(Intrinsic.X86Shufps, round4, round2, Const(part2 ? 0x11 : 0xbb));
+                
+                return res;
+            }
+
+            String method = part2 ? nameof(SoftFallback.HashUpper) : nameof(SoftFallback.HashLower);
+            return context.Call(typeof(SoftFallback).GetMethod(method), x, y, w);
+        }
+
+        public static Operand EmitSha256su0(ArmEmitterContext context, Operand x, Operand y)
+        {
+            if (Optimizations.UseSha)
+            {
+                return context.AddIntrinsic(Intrinsic.X86Sha256Msg1, x, y);
+            }
+
+            return context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart1)), x, y);
+        }
+
+        public static Operand EmitSha256su1(ArmEmitterContext context, Operand x, Operand y, Operand z)
+        {
+            if (Optimizations.UseSha && Optimizations.UseSsse3)
+            {
+                Operand extr = context.AddIntrinsic(Intrinsic.X86Palignr, z, y, Const(4));
+                Operand tmp = context.AddIntrinsic(Intrinsic.X86Paddd, extr, x);
+
+                Operand res = context.AddIntrinsic(Intrinsic.X86Sha256Msg2, tmp, z);
+
+                return res;
+            }
+
+            return context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Sha256SchedulePart2)), x, y, z);
+        }
+    }
+}

ARMeilleure/Instructions/NativeInterface.cs

@@ -2,8 +2,6 @@ using ARMeilleure.Memory;
 using ARMeilleure.State;
 using ARMeilleure.Translation;
 using System;
-using System.Diagnostics;
-using System.Runtime.InteropServices;
 
 namespace ARMeilleure.Instructions
 {

ARMeilleure/Instructions/SoftFallback.cs

@@ -1129,7 +1129,7 @@ namespace ARMeilleure.Instructions
             return Sha256Hash(hash_abcd, hash_efgh, wk, part1: true);
         }
 
-        public static V128 HashUpper(V128 hash_efgh, V128 hash_abcd, V128 wk)
+        public static V128 HashUpper(V128 hash_abcd, V128 hash_efgh, V128 wk)
         {
             return Sha256Hash(hash_abcd, hash_efgh, wk, part1: false);
         }

ARMeilleure/IntermediateRepresentation/Intrinsic.cs

@@ -71,6 +71,7 @@ namespace ARMeilleure.IntermediateRepresentation
         X86Paddd,
         X86Paddq,
         X86Paddw,
+        X86Palignr,
         X86Pand,
         X86Pandn,
         X86Pavgb,
@@ -140,6 +141,9 @@ namespace ARMeilleure.IntermediateRepresentation
         X86Roundss,
         X86Rsqrtps,
         X86Rsqrtss,
+        X86Sha256Msg1,
+        X86Sha256Msg2,
+        X86Sha256Rnds2,
         X86Shufpd,
         X86Shufps,
         X86Sqrtpd,

ARMeilleure/Optimizations.cs

@@ -21,6 +21,7 @@ namespace ARMeilleure
         public static bool UseFmaIfAvailable       { get; set; } = true;
         public static bool UseAesniIfAvailable     { get; set; } = true;
         public static bool UsePclmulqdqIfAvailable { get; set; } = true;
+        public static bool UseShaIfAvailable       { get; set; } = true;
 
         public static bool ForceLegacySse
         {
@@ -40,5 +41,6 @@ namespace ARMeilleure
         internal static bool UseFma       => UseFmaIfAvailable       && HardwareCapabilities.SupportsFma;
         internal static bool UseAesni     => UseAesniIfAvailable     && HardwareCapabilities.SupportsAesni;
         internal static bool UsePclmulqdq => UsePclmulqdqIfAvailable && HardwareCapabilities.SupportsPclmulqdq;
+        internal static bool UseSha       => UseShaIfAvailable       && HardwareCapabilities.SupportsSha;
     }
 }

ARMeilleure/Signal/WindowsSignalHandlerRegistration.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 namespace ARMeilleure.Signal

ARMeilleure/Translation/ControlFlowGraph.cs

@@ -14,7 +14,7 @@ namespace ARMeilleure.Translation
         public BasicBlock Entry { get; }
         public IntrusiveList<BasicBlock> Blocks { get; }
         public BasicBlock[] PostOrderBlocks => _postOrderBlocks;
-        public int[] PostOrderMap => _postOrderMap; 
+        public int[] PostOrderMap => _postOrderMap;
 
         public ControlFlowGraph(BasicBlock entry, IntrusiveList<BasicBlock> blocks, int localsCount)
         {

ARMeilleure/Translation/IntervalTree.cs

@@ -344,7 +344,7 @@ namespace ARMeilleure.Translation
         }
 
         /// <summary>
-        /// Removes the value from the dictionary after searching for it with <paramref name="key">.
+        /// Removes the value from the dictionary after searching for it with <paramref name="key"/>.
         /// </summary>
         /// <param name="key">Key to search for</param>
         /// <returns>Number of deleted values</returns>

ARMeilleure/Translation/PTC/Ptc.cs

@@ -27,7 +27,7 @@ namespace ARMeilleure.Translation.PTC
         private const string OuterHeaderMagicString = "PTCohd\0\0";
         private const string InnerHeaderMagicString = "PTCihd\0\0";
 
-        private const uint InternalVersion = 3439; //! To be incremented manually for each change to the ARMeilleure project.
+        private const uint InternalVersion = 3585; //! To be incremented manually for each change to the ARMeilleure project.
 
         private const string ActualDir = "0";
         private const string BackupDir = "1";
@@ -946,9 +946,12 @@ namespace ARMeilleure.Translation.PTC
             return BitConverter.IsLittleEndian;
         }
 
-        private static ulong GetFeatureInfo()
+        private static FeatureInfo GetFeatureInfo()
         {
-            return (ulong)HardwareCapabilities.FeatureInfoEdx << 32 | (uint)HardwareCapabilities.FeatureInfoEcx;
+            return new FeatureInfo(
+                (uint)HardwareCapabilities.FeatureInfo1Ecx,
+                (uint)HardwareCapabilities.FeatureInfo1Edx,
+                (uint)HardwareCapabilities.FeatureInfo7Ebx);
         }
 
         private static byte GetMemoryManagerMode()
@@ -968,7 +971,7 @@ namespace ARMeilleure.Translation.PTC
             return osPlatform;
         }
 
-        [StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 50*/)]
+        [StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 54*/)]
         private struct OuterHeader
         {
             public ulong Magic;
@@ -976,7 +979,7 @@ namespace ARMeilleure.Translation.PTC
             public uint CacheFileVersion;
 
             public bool Endianness;
-            public ulong FeatureInfo;
+            public FeatureInfo FeatureInfo;
             public byte MemoryManagerMode;
             public uint OSPlatform;
 
@@ -999,6 +1002,9 @@ namespace ARMeilleure.Translation.PTC
             }
         }
 
+        [StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 12*/)]
+        private record struct FeatureInfo(uint FeatureInfo0, uint FeatureInfo1, uint FeatureInfo2);
+
         [StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 128*/)]
         private struct InnerHeader
         {

Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceDriver.cs

@@ -4,7 +4,6 @@ using Ryujinx.Memory;
 using Ryujinx.SDL2.Common;
 using System;
 using System.Collections.Concurrent;
-using System.Runtime.InteropServices;
 using System.Threading;
 
 using static Ryujinx.Audio.Integration.IHardwareDeviceDriver;

Ryujinx.Audio.Backends.SDL2/SDL2HardwareDeviceSession.cs

@@ -4,7 +4,6 @@ using Ryujinx.Common.Logging;
 using Ryujinx.Memory;
 using System;
 using System.Collections.Concurrent;
-using System.Runtime.InteropServices;
 using System.Threading;
 
 using static SDL2.SDL;

Ryujinx.Audio.Backends.SoundIo/Native/libsoundio/SoundIOSampleRateRange.cs

@@ -1,5 +1,4 @@
-using System;
+namespace SoundIOSharp
-namespace SoundIOSharp
 {
     public struct SoundIOSampleRateRange
     {

Ryujinx.Audio/Renderer/Dsp/Command/BiquadFilterCommand.cs

@@ -1,7 +1,6 @@
 using Ryujinx.Audio.Renderer.Dsp.State;
 using Ryujinx.Audio.Renderer.Parameter;
 using System;
-using System.Runtime.CompilerServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command
 {

Ryujinx.Audio/Renderer/Dsp/Command/CaptureBufferCommand.cs

@@ -1,5 +1,4 @@
 using Ryujinx.Audio.Renderer.Dsp.State;
-using Ryujinx.Audio.Renderer.Parameter;
 using Ryujinx.Memory;
 using System;
 using System.Runtime.CompilerServices;

Ryujinx.Audio/Renderer/Dsp/Command/CircularBufferSinkCommand.cs

@@ -1,6 +1,5 @@
 using Ryujinx.Audio.Renderer.Parameter.Sink;
 using Ryujinx.Audio.Renderer.Server.MemoryPool;
-using System;
 using System.Diagnostics;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command

Ryujinx.Audio/Renderer/Dsp/Command/CommandList.cs

@@ -6,7 +6,6 @@ using Ryujinx.Memory;
 using System;
 using System.Buffers;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.Runtime.CompilerServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command

Ryujinx.Audio/Renderer/Dsp/Command/CopyMixBufferCommand.cs

@@ -1,5 +1,3 @@
-using System;
-
 namespace Ryujinx.Audio.Renderer.Dsp.Command
 {
     public class CopyMixBufferCommand : ICommand

Ryujinx.Audio/Renderer/Dsp/Command/DepopForMixBuffersCommand.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Diagnostics;
 using System.Runtime.CompilerServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command

Ryujinx.Audio/Renderer/Dsp/Command/LimiterCommandVersion1.cs

@@ -2,7 +2,6 @@ using Ryujinx.Audio.Renderer.Dsp.State;
 using Ryujinx.Audio.Renderer.Parameter.Effect;
 using System;
 using System.Diagnostics;
-using System.Runtime.CompilerServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command
 {

Ryujinx.Audio/Renderer/Dsp/Command/LimiterCommandVersion2.cs

@@ -3,7 +3,6 @@ using Ryujinx.Audio.Renderer.Parameter;
 using Ryujinx.Audio.Renderer.Parameter.Effect;
 using System;
 using System.Diagnostics;
-using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command

Ryujinx.Audio/Renderer/Dsp/Command/UpsampleCommand.cs

@@ -1,6 +1,5 @@
 using Ryujinx.Audio.Renderer.Server.Upsampler;
 using System;
-using System.Runtime.CompilerServices;
 
 namespace Ryujinx.Audio.Renderer.Dsp.Command
 {

Ryujinx.Audio/Renderer/Dsp/DataSourceHelper.cs

@@ -76,7 +76,7 @@ namespace Ryujinx.Audio.Renderer.Dsp
 
                     if (!info.DecodingBehaviour.HasFlag(DecodingBehaviour.SkipPitchAndSampleRateConversion))
                     {
-                        voiceState.Pitch.ToSpan().Slice(0, pitchMaxLength).CopyTo(tempBuffer);
+                        voiceState.Pitch.AsSpan().Slice(0, pitchMaxLength).CopyTo(tempBuffer);
                         tempBufferIndex += pitchMaxLength;
                     }
 
@@ -239,7 +239,7 @@ namespace Ryujinx.Audio.Renderer.Dsp
 
                         ResamplerHelper.Resample(outputBuffer, tempBuffer, sampleRateRatio, ref fraction, sampleCountToProcess, info.SrcQuality, y != sourceSampleCountToProcess || info.Pitch != 1.0f);
 
-                        tempBuffer.Slice(sampleCountToDecode, pitchMaxLength).CopyTo(voiceState.Pitch.ToSpan());
+                        tempBuffer.Slice(sampleCountToDecode, pitchMaxLength).CopyTo(voiceState.Pitch.AsSpan());
                     }
 
                     i += sampleCountToProcess;

Ryujinx.Audio/Renderer/Parameter/Effect/LimiterStatistics.cs

@@ -24,8 +24,8 @@ namespace Ryujinx.Audio.Renderer.Parameter.Effect
         /// </summary>
         public void Reset()
         {
-            InputMax.ToSpan().Fill(0.0f);
+            InputMax.AsSpan().Fill(0.0f);
-            CompressionGainMin.ToSpan().Fill(1.0f);
+            CompressionGainMin.AsSpan().Fill(1.0f);
         }
     }
 }

Ryujinx.Audio/Renderer/Server/CommandBuffer.cs

@@ -7,7 +7,6 @@ using Ryujinx.Audio.Renderer.Server.Performance;
 using Ryujinx.Audio.Renderer.Server.Sink;
 using Ryujinx.Audio.Renderer.Server.Upsampler;
 using Ryujinx.Audio.Renderer.Server.Voice;
-using Ryujinx.Common.Memory;
 using System;
 using CpuAddress = System.UInt64;
 

Ryujinx.Audio/Renderer/Server/CommandGenerator.cs

@@ -141,7 +141,7 @@ namespace Ryujinx.Audio.Renderer.Server
                 Memory<byte> biquadStateRawMemory = SpanMemoryManager<byte>.Cast(state).Slice(VoiceUpdateState.BiquadStateOffset, VoiceUpdateState.BiquadStateSize * Constants.VoiceBiquadFilterCount);
                 Memory<BiquadFilterState> stateMemory = SpanMemoryManager<BiquadFilterState>.Cast(biquadStateRawMemory);
 
-                _commandBuffer.GenerateGroupedBiquadFilter(baseIndex, voiceState.BiquadFilters.ToSpan(), stateMemory, bufferOffset, bufferOffset, voiceState.BiquadFilterNeedInitialization, nodeId);
+                _commandBuffer.GenerateGroupedBiquadFilter(baseIndex, voiceState.BiquadFilters.AsSpan(), stateMemory, bufferOffset, bufferOffset, voiceState.BiquadFilterNeedInitialization, nodeId);
             }
             else
             {
@@ -337,8 +337,8 @@ namespace Ryujinx.Audio.Renderer.Server
                             GeneratePerformance(ref performanceEntry, PerformanceCommand.Type.Start, nodeId);
                         }
 
-                        GenerateVoiceMix(channelResource.Mix.ToSpan(),
+                        GenerateVoiceMix(channelResource.Mix.AsSpan(),
-                                         channelResource.PreviousMix.ToSpan(),
+                                         channelResource.PreviousMix.AsSpan(),
                                          dspStateMemory,
                                          mix.BufferOffset,
                                          mix.BufferCount,
@@ -505,8 +505,8 @@ namespace Ryujinx.Audio.Renderer.Server
                 BiquadFilterParameter parameter = new BiquadFilterParameter();
 
                 parameter.Enable = true;
-                effect.Parameter.Denominator.ToSpan().CopyTo(parameter.Denominator.ToSpan());
+                effect.Parameter.Denominator.AsSpan().CopyTo(parameter.Denominator.AsSpan());
-                effect.Parameter.Numerator.ToSpan().CopyTo(parameter.Numerator.ToSpan());
+                effect.Parameter.Numerator.AsSpan().CopyTo(parameter.Numerator.AsSpan());
 
                 for (int i = 0; i < effect.Parameter.ChannelCount; i++)
                 {
@@ -923,8 +923,8 @@ namespace Ryujinx.Audio.Renderer.Server
             if (useCustomDownMixingCommand)
             {
                 _commandBuffer.GenerateDownMixSurroundToStereo(finalMix.BufferOffset,
-                                                               sink.Parameter.Input.ToSpan(),
+                                                               sink.Parameter.Input.AsSpan(),
-                                                               sink.Parameter.Input.ToSpan(),
+                                                               sink.Parameter.Input.AsSpan(),
                                                                sink.DownMixCoefficients,
                                                                Constants.InvalidNodeId);
             }
@@ -932,8 +932,8 @@ namespace Ryujinx.Audio.Renderer.Server
             else if (_rendererContext.ChannelCount == 2 && sink.Parameter.InputCount == 6)
             {
                 _commandBuffer.GenerateDownMixSurroundToStereo(finalMix.BufferOffset,
-                                                               sink.Parameter.Input.ToSpan(),
+                                                               sink.Parameter.Input.AsSpan(),
-                                                               sink.Parameter.Input.ToSpan(),
+                                                               sink.Parameter.Input.AsSpan(),
                                                                Constants.DefaultSurroundToStereoCoefficients,
                                                                Constants.InvalidNodeId);
             }
@@ -945,7 +945,7 @@ namespace Ryujinx.Audio.Renderer.Server
                 _commandBuffer.GenerateUpsample(finalMix.BufferOffset,
                                                 sink.UpsamplerState,
                                                 sink.Parameter.InputCount,
-                                                sink.Parameter.Input.ToSpan(),
+                                                sink.Parameter.Input.AsSpan(),
                                                 commandList.BufferCount,
                                                 commandList.SampleCount,
                                                 commandList.SampleRate,

Ryujinx.Audio/Renderer/Server/CommandProcessingTimeEstimatorVersion4.cs

@@ -1,9 +1,5 @@
-using Ryujinx.Audio.Common;
 using Ryujinx.Audio.Renderer.Dsp.Command;
-using Ryujinx.Audio.Renderer.Parameter.Effect;
-using System;
 using System.Diagnostics;
-using static Ryujinx.Audio.Renderer.Parameter.VoiceInParameter;
 
 namespace Ryujinx.Audio.Renderer.Server
 {

Ryujinx.Audio/Renderer/Server/Sink/DeviceSink.cs

@@ -63,10 +63,10 @@ namespace Ryujinx.Audio.Renderer.Server.Sink
             else
             {
                 Parameter.DownMixParameterEnabled = inputDeviceParameter.DownMixParameterEnabled;
-                inputDeviceParameter.DownMixParameter.ToSpan().CopyTo(Parameter.DownMixParameter.ToSpan());
+                inputDeviceParameter.DownMixParameter.AsSpan().CopyTo(Parameter.DownMixParameter.AsSpan());
             }
 
-            Parameter.DownMixParameter.ToSpan().CopyTo(DownMixCoefficients.AsSpan());
+            Parameter.DownMixParameter.AsSpan().CopyTo(DownMixCoefficients.AsSpan());
 
             errorInfo = new BehaviourParameter.ErrorInfo();
             outStatus = new SinkOutStatus();

Ryujinx.Audio/Renderer/Server/StateUpdater.cs

@@ -119,7 +119,7 @@ namespace Ryujinx.Audio.Renderer.Server
                 ref VoiceChannelResource resource = ref context.GetChannelResource(i);
 
                 resource.Id = parameter.Id;
-                parameter.Mix.ToSpan().CopyTo(resource.Mix.ToSpan());
+                parameter.Mix.AsSpan().CopyTo(resource.Mix.AsSpan());
                 resource.IsUsed = parameter.IsUsed;
             }
 
@@ -587,7 +587,7 @@ namespace Ryujinx.Audio.Renderer.Server
         {
             ref BehaviourErrorInfoOutStatus outStatus = ref SpanIOHelper.GetWriteRef<BehaviourErrorInfoOutStatus>(ref _output)[0];
 
-            _behaviourContext.CopyErrorInfo(outStatus.ErrorInfos.ToSpan(), out outStatus.ErrorInfosCount);
+            _behaviourContext.CopyErrorInfo(outStatus.ErrorInfos.AsSpan(), out outStatus.ErrorInfosCount);
 
             OutputHeader.BehaviourSize = (uint)Unsafe.SizeOf<BehaviourErrorInfoOutStatus>();
             OutputHeader.TotalSize += OutputHeader.BehaviourSize;

Ryujinx.Audio/Renderer/Server/Voice/VoiceChannelResource.cs

@@ -34,7 +34,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
 
         public void UpdateState()
         {
-            Mix.ToSpan().CopyTo(PreviousMix.ToSpan());
+            Mix.AsSpan().CopyTo(PreviousMix.AsSpan());
         }
     }
 }

Ryujinx.Audio/Renderer/Server/Voice/VoiceState.cs

@@ -202,7 +202,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
             Pitch = 0.0f;
             Volume = 0.0f;
             PreviousVolume = 0.0f;
-            BiquadFilters.ToSpan().Fill(new BiquadFilterParameter());
+            BiquadFilters.AsSpan().Fill(new BiquadFilterParameter());
             WaveBuffersCount = 0;
             WaveBuffersIndex = 0;
             MixId = Constants.UnusedMixId;
@@ -288,7 +288,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
             ChannelsCount = parameter.ChannelCount;
             Pitch = parameter.Pitch;
             Volume = parameter.Volume;
-            parameter.BiquadFilters.ToSpan().CopyTo(BiquadFilters.ToSpan());
+            parameter.BiquadFilters.AsSpan().CopyTo(BiquadFilters.AsSpan());
             WaveBuffersCount = parameter.WaveBuffersCount;
             WaveBuffersIndex = parameter.WaveBuffersIndex;
 
@@ -308,7 +308,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
                 SplitterId = Constants.UnusedSplitterId;
             }
 
-            parameter.ChannelResourceIds.ToSpan().CopyTo(ChannelResourceIds.ToSpan());
+            parameter.ChannelResourceIds.AsSpan().CopyTo(ChannelResourceIds.AsSpan());
 
             DecodingBehaviour behaviour = DecodingBehaviour.Default;
 
@@ -638,7 +638,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
 
                         voiceUpdateState.Offset = 0;
                         voiceUpdateState.PlayedSampleCount = 0;
-                        voiceUpdateState.Pitch.ToSpan().Fill(0);
+                        voiceUpdateState.Pitch.AsSpan().Fill(0);
                         voiceUpdateState.Fraction = 0;
                         voiceUpdateState.LoopContext = new Dsp.State.AdpcmLoopContext();
                     }
@@ -650,7 +650,7 @@ namespace Ryujinx.Audio.Renderer.Server.Voice
 
                 case Types.PlayState.Stopped:
                 case Types.PlayState.Paused:
-                    foreach (ref WaveBuffer wavebuffer in WaveBuffers.ToSpan())
+                    foreach (ref WaveBuffer wavebuffer in WaveBuffers.AsSpan())
                     {
                         wavebuffer.BufferAddressInfo.GetReference(true);
                         wavebuffer.ContextAddressInfo.GetReference(true);

Ryujinx.Ava/AppHost.cs

@@ -12,6 +12,7 @@ using Ryujinx.Audio.Integration;
 using Ryujinx.Ava.Common;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Input;
+using Ryujinx.Ava.Ui.Backend.Vulkan;
 using Ryujinx.Ava.Ui.Controls;
 using Ryujinx.Ava.Ui.Models;
 using Ryujinx.Ava.Ui.Vulkan;
@@ -334,6 +335,8 @@ namespace Ryujinx.Ava
                 return;
             }
 
+            AvaloniaLocator.Current.GetService<VulkanPlatformInterface>()?.MainSurface.Display.ChangeVSyncMode(true);
+
             _isStopped = true;
             _isActive = false;
         }
@@ -596,12 +599,13 @@ namespace Ryujinx.Ava
             if (Program.UseVulkan)
             {
                 var vulkan = AvaloniaLocator.Current.GetService<VulkanPlatformInterface>();
+                
                 renderer = new VulkanRenderer(vulkan.Instance.InternalHandle,
-                    vulkan.Device.InternalHandle,
+                    vulkan.MainSurface.Device.InternalHandle,
                     vulkan.PhysicalDevice.InternalHandle,
-                    vulkan.Device.Queue.InternalHandle,
+                    vulkan.MainSurface.Device.Queue.InternalHandle,
                     vulkan.PhysicalDevice.QueueFamilyIndex,
-                    vulkan.Device.Lock);
+                    vulkan.MainSurface.Device.Lock);
             }
             else
             {
@@ -775,7 +779,10 @@ namespace Ryujinx.Ava
             Width = (int)e.Width;
             Height = (int)e.Height;
 
-            SetRendererWindowSize(e);
+            if (!Program.UseVulkan)
+            {
+                SetRendererWindowSize(e);
+            }
         }
 
         private void MainLoop()
@@ -815,12 +822,11 @@ namespace Ryujinx.Ava
 
             _renderer.ScreenCaptured += Renderer_ScreenCaptured;
 
-            if (!Program.UseVulkan)
+            (_renderer as OpenGLRenderer)?.InitializeBackgroundContext(SPBOpenGLContext.CreateBackgroundContext((Renderer as OpenGLRendererControl).GameContext));
-            {
-                (_renderer as OpenGLRenderer).InitializeBackgroundContext(SPBOpenGLContext.CreateBackgroundContext((Renderer as OpenGLRendererControl).GameContext));
 
-                Renderer.MakeCurrent();
+            Renderer.MakeCurrent();
-            }
+
+            AvaloniaLocator.Current.GetService<VulkanPlatformInterface>()?.MainSurface?.Display?.ChangeVSyncMode(Device.EnableDeviceVsync);
 
             Device.Gpu.Renderer.Initialize(_glLogLevel);
 
@@ -837,8 +843,6 @@ namespace Ryujinx.Ava
 
                 Renderer.Start();
 
-                Renderer.QueueRender();
-
                 while (_isActive)
                 {
                     if (Device.WaitFifo())
@@ -889,6 +893,16 @@ namespace Ryujinx.Ava
                 $"FIFO: {Device.Statistics.GetFifoPercent():00.00} %",
                 $"GPU: {_renderer.GetHardwareInfo().GpuVendor}"));
 
+            if (Program.UseVulkan)
+            {
+                var platformInterface = AvaloniaLocator.Current.GetService<VulkanPlatformInterface>();
+                if (platformInterface.MainSurface.Display.IsSurfaceChanged())
+                {
+                    SetRendererWindowSize(new Size(Width, Height));
+                    return;
+                }
+            }
+
             Renderer.Present(image);
         }
 
@@ -970,6 +984,9 @@ namespace Ryujinx.Ava
                     {
                         case KeyboardHotkeyState.ToggleVSync:
                             Device.EnableDeviceVsync = !Device.EnableDeviceVsync;
+
+                            AvaloniaLocator.Current.GetService<VulkanPlatformInterface>()?.MainSurface?.Display?.ChangeVSyncMode(Device.EnableDeviceVsync);
+
                             break;
                         case KeyboardHotkeyState.Screenshot:
                             ScreenshotRequested = true;

Ryujinx.Ava/Assets/Locales/en_US.json

@@ -52,8 +52,8 @@
   "GameListContextMenuOpenModsDirectory": "Open Mods Directory",
   "GameListContextMenuOpenModsDirectoryToolTip": "Opens the directory which contains Application's Mods",
   "GameListContextMenuCacheManagement": "Cache Management",
-  "GameListContextMenuCacheManagementPurgePptc": "Purge PPTC Cache",
+  "GameListContextMenuCacheManagementPurgePptc": "Queue PPTC Rebuild",
-  "GameListContextMenuCacheManagementPurgePptcToolTip": "Deletes Application's PPTC cache",
+  "GameListContextMenuCacheManagementPurgePptcToolTip": "Trigger PPTC to rebuild at boot time on the next game launch",
   "GameListContextMenuCacheManagementPurgeShaderCache": "Purge Shader Cache",
   "GameListContextMenuCacheManagementPurgeShaderCacheToolTip": "Deletes Application's shader cache",
   "GameListContextMenuCacheManagementOpenPptcDirectory": "Open PPTC Directory",
@@ -350,7 +350,7 @@
   "DialogProfileDeleteProfileTitle": "Deleting Profile",
   "DialogProfileDeleteProfileMessage": "This action is irreversible, are you sure you want to continue?",
   "DialogWarning": "Warning",
-  "DialogPPTCDeletionMessage": "You are about to delete the PPTC cache for :\n\n{0}\n\nAre you sure you want to proceed?",
+  "DialogPPTCDeletionMessage": "You are about to queue a PPTC rebuild on the next boot of:\n\n{0}\n\nAre you sure you want to proceed?",
   "DialogPPTCDeletionErrorMessage": "Error purging PPTC cache at {0}: {1}",
   "DialogShaderDeletionMessage": "You are about to delete the Shader cache for :\n\n{0}\n\nAre you sure you want to proceed?",
   "DialogShaderDeletionErrorMessage": "Error purging Shader cache at {0}: {1}",

Ryujinx.Ava/Common/ApplicationHelper.cs

@@ -24,7 +24,6 @@ using System.Buffers;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
-using static LibHac.Fs.ApplicationSaveDataManagement;
 using Path = System.IO.Path;
 
 namespace Ryujinx.Ava.Common

Ryujinx.Ava/Input/AvaloniaMouseDriver.cs

@@ -1,7 +1,6 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Input;
-using Avalonia.Threading;
 using Ryujinx.Input;
 using System;
 using System.Numerics;

Ryujinx.Ava/Program.cs

@@ -16,8 +16,6 @@ using Ryujinx.Graphics.Vulkan;
 using Ryujinx.Modules;
 using Ryujinx.Ui.Common;
 using Ryujinx.Ui.Common.Configuration;
-using Silk.NET.Vulkan.Extensions.EXT;
-using Silk.NET.Vulkan.Extensions.KHR;
 using System;
 using System.Collections.Generic;
 using System.IO;
@@ -94,7 +92,6 @@ namespace Ryujinx.Ava
                 .With(new Ui.Vulkan.VulkanOptions()
                 {
                     ApplicationName = "Ryujinx.Graphics.Vulkan",
-                    VulkanVersion = new Version(1, 2),
                     MaxQueueCount = 2,
                     PreferDiscreteGpu = true,
                     PreferredDevice = !PreviewerDetached ? "" : ConfigurationState.Instance.Graphics.PreferredGpu.Value,
@@ -181,6 +178,18 @@ namespace Ryujinx.Ava
 
             UseVulkan = PreviewerDetached ? ConfigurationState.Instance.Graphics.GraphicsBackend.Value == GraphicsBackend.Vulkan : false;
 
+            if (UseVulkan)
+            {
+                if (VulkanRenderer.GetPhysicalDevices().Length == 0)
+                {
+                    UseVulkan = false;
+
+                    ConfigurationState.Instance.Graphics.GraphicsBackend.Value = GraphicsBackend.OpenGl;
+
+                    Logger.Warning?.PrintMsg(LogClass.Application, "A suitable Vulkan physical device is not available. Falling back to OpenGL");
+                }
+            }
+
             if (UseVulkan)
             {
                 // With a custom gpu backend, avalonia doesn't enable dpi awareness, so the backend must handle it. This isn't so for the opengl backed,

Ryujinx.Ava/Ui/Applet/AvaHostUiHandler.cs

@@ -10,7 +10,6 @@ using Ryujinx.HLE.HOS.Services.Am.AppletOE.ApplicationProxyService.ApplicationPr
 using Ryujinx.HLE.Ui;
 using System;
 using System.Threading;
-using System.Threading.Tasks;
 
 namespace Ryujinx.Ava.Ui.Applet
 {

Ryujinx.Ava/Ui/Applet/ErrorAppletWindow.axaml.cs

@@ -1,7 +1,6 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Interactivity;
-using Avalonia.Markup.Xaml;
 using Avalonia.Threading;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.Windows;

Ryujinx.Ava/Ui/Applet/SwkbdAppletDialog.axaml.cs

@@ -1,7 +1,6 @@
 using Avalonia.Controls;
 using Avalonia.Input;
 using Avalonia.Interactivity;
-using Avalonia.Markup.Xaml;
 using Avalonia.Media;
 using FluentAvalonia.Core;
 using FluentAvalonia.UI.Controls;

Ryujinx.Ava/Ui/Backend/Vulkan/ResultExtensions.cs

@@ -7,7 +7,8 @@ namespace Ryujinx.Ava.Ui.Vulkan
     {
         public static void ThrowOnError(this Result result)
         {
-            if (result != Result.Success)
+            // Only negative result codes are errors.
+            if ((int)result < (int)Result.Success)
             {
                 throw new Exception($"Unexpected API error \"{result}\".");
             }

Ryujinx.Ava/Ui/Backend/Vulkan/Skia/VulkanRenderTarget.cs

@@ -1,26 +1,90 @@
 using System;
+using Avalonia;
 using Avalonia.Skia;
 using Ryujinx.Ava.Ui.Vulkan;
 using Ryujinx.Ava.Ui.Vulkan.Surfaces;
+using Silk.NET.Vulkan;
 using SkiaSharp;
 
 namespace Ryujinx.Ava.Ui.Backend.Vulkan
 {
     internal class VulkanRenderTarget : ISkiaGpuRenderTarget
     {
-        public GRContext GrContext { get; set; }
+        public GRContext GrContext { get; private set; }
 
         private readonly VulkanSurfaceRenderTarget _surface;
+        private readonly VulkanPlatformInterface _vulkanPlatformInterface;
         private readonly IVulkanPlatformSurface _vulkanPlatformSurface;
+        private GRVkBackendContext _grVkBackend;
 
         public VulkanRenderTarget(VulkanPlatformInterface vulkanPlatformInterface, IVulkanPlatformSurface vulkanPlatformSurface)
         {
             _surface = vulkanPlatformInterface.CreateRenderTarget(vulkanPlatformSurface);
+            _vulkanPlatformInterface = vulkanPlatformInterface;
             _vulkanPlatformSurface = vulkanPlatformSurface;
+
+            Initialize();
+        }
+
+        private void Initialize()
+        {
+            GRVkGetProcedureAddressDelegate getProc = GetVulkanProcAddress;
+
+            _grVkBackend = new GRVkBackendContext()
+            {
+                VkInstance = _surface.Device.Handle,
+                VkPhysicalDevice = _vulkanPlatformInterface.PhysicalDevice.Handle,
+                VkDevice = _surface.Device.Handle,
+                VkQueue = _surface.Device.Queue.Handle,
+                GraphicsQueueIndex = _vulkanPlatformInterface.PhysicalDevice.QueueFamilyIndex,
+                GetProcedureAddress = getProc
+            };
+
+            GrContext = GRContext.CreateVulkan(_grVkBackend);
+
+            var gpu = AvaloniaLocator.Current.GetService<VulkanSkiaGpu>();
+
+            if (gpu.MaxResourceBytes.HasValue)
+            {
+                GrContext.SetResourceCacheLimit(gpu.MaxResourceBytes.Value);
+            }
+        }
+
+        private IntPtr GetVulkanProcAddress(string name, IntPtr instanceHandle, IntPtr deviceHandle)
+        {
+            IntPtr addr;
+
+            if (deviceHandle != IntPtr.Zero)
+            {
+                addr = _vulkanPlatformInterface.Api.GetDeviceProcAddr(new Device(deviceHandle), name);
+
+                if (addr != IntPtr.Zero)
+                {
+                    return addr;
+                }
+
+                addr = _vulkanPlatformInterface.Api.GetDeviceProcAddr(new Device(_surface.Device.Handle), name);
+
+                if (addr != IntPtr.Zero)
+                {
+                    return addr;
+                }
+            }
+
+            addr = _vulkanPlatformInterface.Api.GetInstanceProcAddr(new Instance(_vulkanPlatformInterface.Instance.Handle), name);
+
+            if (addr == IntPtr.Zero)
+            {
+                addr = _vulkanPlatformInterface.Api.GetInstanceProcAddr(new Instance(instanceHandle), name);
+            }
+
+            return addr;
         }
 
         public void Dispose()
         {
+            _grVkBackend.Dispose();
+            GrContext.Dispose();
             _surface.Dispose();
         }
 
@@ -45,20 +109,22 @@ namespace Ryujinx.Ava.Ui.Backend.Vulkan
                 {
                     GrContext.ResetContext();
 
+                    var image = _surface.GetImage();
+
                     var imageInfo = new GRVkImageInfo()
                     {
                         CurrentQueueFamily = disp.QueueFamilyIndex,
-                        Format = _surface.ImageFormat,
+                        Format = (uint)image.Format,
-                        Image = _surface.Image.Handle,
+                        Image = image.Handle,
-                        ImageLayout = (uint)_surface.Image.CurrentLayout,
+                        ImageLayout = (uint)image.CurrentLayout,
-                        ImageTiling = (uint)_surface.Image.Tiling,
+                        ImageTiling = (uint)image.Tiling,
                         ImageUsageFlags = _surface.UsageFlags,
                         LevelCount = _surface.MipLevels,
                         SampleCount = 1,
                         Protected = false,
                         Alloc = new GRVkAlloc()
                         {
-                            Memory = _surface.Image.MemoryHandle,
+                            Memory = image.MemoryHandle,
                             Flags = 0,
                             Offset = 0,
                             Size = _surface.MemorySize

Ryujinx.Ava/Ui/Backend/Vulkan/Skia/VulkanSkiaGpu.cs

@@ -13,71 +13,12 @@ namespace Ryujinx.Ava.Ui.Backend.Vulkan
     public class VulkanSkiaGpu : ISkiaGpu
     {
         private readonly VulkanPlatformInterface _vulkan;
-        private readonly long? _maxResourceBytes;
+        public long? MaxResourceBytes { get; }
-        private GRVkBackendContext _grVkBackend;
-        private bool _initialized;
-
-        public GRContext GrContext { get; private set; }
 
         public VulkanSkiaGpu(long? maxResourceBytes)
         {
             _vulkan = AvaloniaLocator.Current.GetService<VulkanPlatformInterface>();
-            _maxResourceBytes = maxResourceBytes;
+            MaxResourceBytes = maxResourceBytes;
-        }
-
-        private void Initialize()
-        {
-            if (_initialized)
-            {
-                return;
-            }
-
-            _initialized = true;
-            GRVkGetProcedureAddressDelegate getProc = (string name, IntPtr instanceHandle, IntPtr deviceHandle) =>
-            {
-                IntPtr addr = IntPtr.Zero;
-
-                if (deviceHandle != IntPtr.Zero)
-                {
-                    addr = _vulkan.Device.Api.GetDeviceProcAddr(new Device(deviceHandle), name);
-
-                    if (addr != IntPtr.Zero)
-                    {
-                        return addr;
-                    }
-
-                    addr = _vulkan.Device.Api.GetDeviceProcAddr(new Device(_vulkan.Device.Handle), name);
-
-                    if (addr != IntPtr.Zero)
-                    {
-                        return addr;
-                    }
-                }
-
-                addr = _vulkan.Device.Api.GetInstanceProcAddr(new Instance(_vulkan.Instance.Handle), name);
-
-                if (addr == IntPtr.Zero)
-                {
-                    addr = _vulkan.Device.Api.GetInstanceProcAddr(new Instance(instanceHandle), name);
-                }
-
-                return addr;
-            };
-
-            _grVkBackend = new GRVkBackendContext()
-            {
-                VkInstance = _vulkan.Device.Handle,
-                VkPhysicalDevice = _vulkan.PhysicalDevice.Handle,
-                VkDevice = _vulkan.Device.Handle,
-                VkQueue = _vulkan.Device.Queue.Handle,
-                GraphicsQueueIndex = _vulkan.PhysicalDevice.QueueFamilyIndex,
-                GetProcedureAddress = getProc
-            };
-            GrContext = GRContext.CreateVulkan(_grVkBackend);
-            if (_maxResourceBytes.HasValue)
-            {
-                GrContext.SetResourceCacheLimit(_maxResourceBytes.Value);
-            }
         }
 
         public ISkiaGpuRenderTarget TryCreateRenderTarget(IEnumerable<object> surfaces)
@@ -106,10 +47,6 @@ namespace Ryujinx.Ava.Ui.Backend.Vulkan
 
                 VulkanRenderTarget vulkanRenderTarget = new VulkanRenderTarget(_vulkan, window);
 
-                Initialize();
-
-                vulkanRenderTarget.GrContext = GrContext;
-
                 return vulkanRenderTarget;
             }
 

Ryujinx.Ava/Ui/Backend/Vulkan/Surfaces/VulkanSurfaceRenderTarget.cs

@@ -1,5 +1,6 @@
 using System;
 using Avalonia;
+using Ryujinx.Graphics.Vulkan;
 using Silk.NET.Vulkan;
 
 namespace Ryujinx.Ava.Ui.Vulkan.Surfaces
@@ -7,24 +8,35 @@ namespace Ryujinx.Ava.Ui.Vulkan.Surfaces
     internal class VulkanSurfaceRenderTarget : IDisposable
     {
         private readonly VulkanPlatformInterface _platformInterface;
-
         private readonly Format _format;
 
-        public VulkanImage Image { get; private set; }
+        private VulkanCommandBufferPool.VulkanCommandBuffer _commandBuffer;
-        public bool IsCorrupted { get; private set; } = true;
+        private VulkanImage Image { get; set; }
+        private object _lock = new object();
 
         public uint MipLevels => Image.MipLevels;
+        public VulkanDevice Device { get; }
 
         public VulkanSurfaceRenderTarget(VulkanPlatformInterface platformInterface, VulkanSurface surface)
         {
             _platformInterface = platformInterface;
 
-            Display = VulkanDisplay.CreateDisplay(platformInterface.Instance, platformInterface.Device,
+            var device = VulkanInitialization.CreateDevice(platformInterface.Api,
-                platformInterface.PhysicalDevice, surface);
+                platformInterface.PhysicalDevice.InternalHandle,
+                platformInterface.PhysicalDevice.QueueFamilyIndex,
+                VulkanInitialization.GetSupportedExtensions(platformInterface.Api, platformInterface.PhysicalDevice.InternalHandle),
+                platformInterface.PhysicalDevice.QueueCount);
+
+            Device = new VulkanDevice(device, platformInterface.PhysicalDevice, platformInterface.Api);
+
+            Display = VulkanDisplay.CreateDisplay(
+                platformInterface.Instance,
+                Device,
+                platformInterface.PhysicalDevice,
+                surface);
             Surface = surface;
 
             // Skia seems to only create surfaces from images with unorm format
-
             IsRgba = Display.SurfaceFormat.Format >= Format.R8G8B8A8Unorm &&
                      Display.SurfaceFormat.Format <= Format.R8G8B8A8Srgb;
 
@@ -33,13 +45,13 @@ namespace Ryujinx.Ava.Ui.Vulkan.Surfaces
 
         public bool IsRgba { get; }
 
-        public uint ImageFormat => (uint) _format;
+        public uint ImageFormat => (uint)_format;
 
         public ulong MemorySize => Image.MemorySize;
 
-        public VulkanDisplay Display { get; }
+        public VulkanDisplay Display { get; private set; }
 
-        public VulkanSurface Surface { get; }
+        public VulkanSurface Surface { get; private set; }
 
         public uint UsageFlags => Image.UsageFlags;
 
@@ -47,46 +59,76 @@ namespace Ryujinx.Ava.Ui.Vulkan.Surfaces
 
         public void Dispose()
         {
-            _platformInterface.Device.WaitIdle();
+            lock (_lock)
-            DestroyImage();
+            {
-            Display?.Dispose();
+                DestroyImage();
-            Surface?.Dispose();
+                Display?.Dispose();
+                Surface?.Dispose();
+                Device?.Dispose();
+
+                Display = null;
+                Surface = null;
+            }
         }
 
         public VulkanSurfaceRenderingSession BeginDraw(float scaling)
         {
-            var session = new VulkanSurfaceRenderingSession(Display, _platformInterface.Device, this, scaling);
+            if (Image == null)
+            {
+                RecreateImage();
+            }
 
-            if (IsCorrupted)
+            _commandBuffer?.WaitForFence();
-            {
+            _commandBuffer = null;
-                IsCorrupted = false;
+
-                DestroyImage();
+            var session = new VulkanSurfaceRenderingSession(Display, Device, this, scaling);
-                CreateImage();
+
-            }
+            Image.TransitionLayout(ImageLayout.ColorAttachmentOptimal, AccessFlags.AccessNoneKhr);
-            else
-            {
-                Image.TransitionLayout(ImageLayout.ColorAttachmentOptimal, AccessFlags.AccessNoneKhr);
-            }
 
             return session;
         }
 
-        public void Invalidate()
+        public void RecreateImage()
         {
-            IsCorrupted = true;
+            DestroyImage();
+            CreateImage();
         }
 
         private void CreateImage()
         {
             Size = Display.Size;
 
-            Image = new VulkanImage(_platformInterface.Device, _platformInterface.PhysicalDevice, _platformInterface.Device.CommandBufferPool, ImageFormat, Size);
+            Image = new VulkanImage(Device, _platformInterface.PhysicalDevice, Display.CommandBufferPool, ImageFormat, Size);
         }
 
         private void DestroyImage()
         {
-            _platformInterface.Device.WaitIdle();
+            _commandBuffer?.WaitForFence();
+            _commandBuffer = null;
             Image?.Dispose();
+            Image = null;
+        }
+
+        public VulkanImage GetImage()
+        {
+            return Image;
+        }
+
+        public void EndDraw()
+        {
+            lock (_lock)
+            {
+                if (Display == null)
+                {
+                    return;
+                }
+
+                _commandBuffer = Display.StartPresentation();
+
+                Display.BlitImageToCurrentImage(this, _commandBuffer.InternalHandle);
+
+                Display.EndPresentation(_commandBuffer);
+            }
         }
     }
 }

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanCommandBufferPool.cs

@@ -10,6 +10,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
         private readonly CommandPool _commandPool;
 
         private readonly List<VulkanCommandBuffer> _usedCommandBuffers = new();
+        private readonly object _lock = new object();
 
         public unsafe VulkanCommandBufferPool(VulkanDevice device, VulkanPhysicalDevice physicalDevice)
         {
@@ -36,9 +37,12 @@ namespace Ryujinx.Ava.Ui.Vulkan
                 Level = CommandBufferLevel.Primary
             };
 
-            _device.Api.AllocateCommandBuffers(_device.InternalHandle, commandBufferAllocateInfo, out var commandBuffer);
+            lock (_lock)
+            {
+                _device.Api.AllocateCommandBuffers(_device.InternalHandle, commandBufferAllocateInfo, out var commandBuffer);
 
-            return commandBuffer;
+                return commandBuffer;
+            }
         }
 
         public VulkanCommandBuffer CreateCommandBuffer()
@@ -48,7 +52,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         public void FreeUsedCommandBuffers()
         {
-            lock (_usedCommandBuffers)
+            lock (_lock)
             {
                 foreach (var usedCommandBuffer in _usedCommandBuffers)
                 {
@@ -61,7 +65,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         private void DisposeCommandBuffer(VulkanCommandBuffer commandBuffer)
         {
-            lock (_usedCommandBuffers)
+            lock (_lock)
             {
                 _usedCommandBuffers.Add(commandBuffer);
             }
@@ -69,8 +73,11 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         public void Dispose()
         {
-            FreeUsedCommandBuffers();
+            lock (_lock)
-            _device.Api.DestroyCommandPool(_device.InternalHandle, _commandPool, Span<AllocationCallbacks>.Empty);
+            {
+                FreeUsedCommandBuffers();
+                _device.Api.DestroyCommandPool(_device.InternalHandle, _commandPool, Span<AllocationCallbacks>.Empty);
+            }
         }
 
         public class VulkanCommandBuffer : IDisposable
@@ -80,6 +87,8 @@ namespace Ryujinx.Ava.Ui.Vulkan
             private readonly Fence _fence;
             private bool _hasEnded;
             private bool _hasStarted;
+            private bool _isDisposed;
+            private object _lock = new object();
 
             public IntPtr Handle => InternalHandle.Handle;
 
@@ -101,6 +110,22 @@ namespace Ryujinx.Ava.Ui.Vulkan
                 device.Api.CreateFence(device.InternalHandle, fenceCreateInfo, null, out _fence);
             }
 
+            public void WaitForFence()
+            {
+                if (_isDisposed)
+                {
+                    return;
+                }
+
+                lock (_lock)
+                {
+                    if (!_isDisposed)
+                    {
+                        _device.Api.WaitForFences(_device.InternalHandle, 1, _fence, true, ulong.MaxValue);
+                    }
+                }
+            }
+
             public void BeginRecording()
             {
                 if (!_hasStarted)
@@ -173,9 +198,17 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
             public void Dispose()
             {
-                _device.Api.WaitForFences(_device.InternalHandle, 1, _fence, true, ulong.MaxValue);
+                lock (_lock)
-                _device.Api.FreeCommandBuffers(_device.InternalHandle, _commandBufferPool._commandPool, 1, InternalHandle);
+                {
-                _device.Api.DestroyFence(_device.InternalHandle, _fence, Span<AllocationCallbacks>.Empty);
+                    if (!_isDisposed)
+                    {
+                        _isDisposed = true;
+
+                        _device.Api.WaitForFences(_device.InternalHandle, 1, _fence, true, ulong.MaxValue);
+                        _device.Api.FreeCommandBuffers(_device.InternalHandle, _commandBufferPool._commandPool, 1, InternalHandle);
+                        _device.Api.DestroyFence(_device.InternalHandle, _fence, Span<AllocationCallbacks>.Empty);
+                    }
+                }
             }
         }
     }

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanDevice.cs

@@ -14,12 +14,9 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
             api.GetDeviceQueue(apiHandle, physicalDevice.QueueFamilyIndex, 0, out var queue);
 
-            var vulkanQueue = new VulkanQueue(this, queue);
+            Queue = new VulkanQueue(this, queue);
-            Queue = vulkanQueue;
 
-            PresentQueue = vulkanQueue;
+            PresentQueue = Queue;
-
-            CommandBufferPool = new VulkanCommandBufferPool(this, physicalDevice);
         }
 
         public IntPtr Handle => InternalHandle.Handle;
@@ -29,13 +26,12 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         public VulkanQueue Queue { get; private set; }
         public VulkanQueue PresentQueue { get; }
-        public VulkanCommandBufferPool CommandBufferPool { get; }
 
         public void Dispose()
         {
             WaitIdle();
-            CommandBufferPool?.Dispose();
             Queue = null;
+            Api.DestroyDevice(InternalHandle, Span<AllocationCallbacks>.Empty);
         }
 
         internal void Submit(SubmitInfo submitInfo, Fence fence = default)

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanDisplay.cs

@@ -3,7 +3,6 @@ using System.Linq;
 using System.Threading;
 using Avalonia;
 using Ryujinx.Ava.Ui.Vulkan.Surfaces;
-using Ryujinx.Ui.Common.Configuration;
 using Silk.NET.Vulkan;
 using Silk.NET.Vulkan.Extensions.KHR;
 
@@ -15,16 +14,19 @@ namespace Ryujinx.Ava.Ui.Vulkan
         private readonly VulkanInstance _instance;
         private readonly VulkanPhysicalDevice _physicalDevice;
         private readonly VulkanSemaphorePair _semaphorePair;
+        private readonly VulkanDevice _device;
         private uint _nextImage;
         private readonly VulkanSurface _surface;
         private SurfaceFormatKHR _surfaceFormat;
         private SwapchainKHR _swapchain;
         private Extent2D _swapchainExtent;
         private Image[] _swapchainImages;
-        private VulkanDevice _device { get; }
+        private ImageView[] _swapchainImageViews = Array.Empty<ImageView>();
-        private ImageView[] _swapchainImageViews = new ImageView[0];
         private bool _vsyncStateChanged;
         private bool _vsyncEnabled;
+        private bool _surfaceChanged;
+
+        public event EventHandler Presented;
 
         public VulkanCommandBufferPool CommandBufferPool { get; set; }
 
@@ -73,6 +75,14 @@ namespace Ryujinx.Ava.Ui.Vulkan
             CommandBufferPool.Dispose();
         }
 
+        public bool IsSurfaceChanged()
+        {
+            var changed = _surfaceChanged;
+            _surfaceChanged = false;
+
+            return changed;
+        }
+
         private static unsafe SwapchainKHR CreateSwapchain(VulkanInstance instance, VulkanDevice device,
             VulkanPhysicalDevice physicalDevice, VulkanSurface surface, out Extent2D swapchainExtent,
             SwapchainKHR? oldswapchain = null, bool vsyncEnabled = true)
@@ -193,22 +203,23 @@ namespace Ryujinx.Ava.Ui.Vulkan
             }
 
             var modes = presentModes.ToList();
-            var presentMode = PresentModeKHR.PresentModeFifoKhr;
 
             if (!vsyncEnabled && modes.Contains(PresentModeKHR.PresentModeImmediateKhr))
             {
-                presentMode = PresentModeKHR.PresentModeImmediateKhr;
+                return PresentModeKHR.PresentModeImmediateKhr;
             }
             else if (modes.Contains(PresentModeKHR.PresentModeMailboxKhr))
             {
-                presentMode = PresentModeKHR.PresentModeMailboxKhr;
+                return PresentModeKHR.PresentModeMailboxKhr;
             }
-            else if (modes.Contains(PresentModeKHR.PresentModeImmediateKhr))
+            else if (modes.Contains(PresentModeKHR.PresentModeFifoKhr))
             {
-                presentMode = PresentModeKHR.PresentModeImmediateKhr;
+                return PresentModeKHR.PresentModeFifoKhr;
+            }
+            else
+            {
+                return PresentModeKHR.PresentModeImmediateKhr;
             }
-
-            return presentMode;
         }
 
         internal static VulkanDisplay CreateDisplay(VulkanInstance instance, VulkanDevice device,
@@ -266,6 +277,8 @@ namespace Ryujinx.Ava.Ui.Vulkan
             _swapchain = CreateSwapchain(_instance, _device, _physicalDevice, _surface, out _swapchainExtent, _swapchain, _vsyncEnabled);
 
             CreateSwapchainImages();
+
+            _surfaceChanged = true;
         }
 
         private unsafe ImageView CreateSwapchainImageView(Image swapchainImage, Format format)
@@ -306,7 +319,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
             return true;
         }
 
-        internal VulkanCommandBufferPool.VulkanCommandBuffer StartPresentation(VulkanSurfaceRenderTarget renderTarget)
+        internal VulkanCommandBufferPool.VulkanCommandBuffer StartPresentation()
         {
             _nextImage = 0;
             while (true)
@@ -346,8 +359,10 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         internal void BlitImageToCurrentImage(VulkanSurfaceRenderTarget renderTarget, CommandBuffer commandBuffer)
         {
+            var image = renderTarget.GetImage();
+
             VulkanMemoryHelper.TransitionLayout(_device, commandBuffer,
-                renderTarget.Image.InternalHandle.Value, (ImageLayout)renderTarget.Image.CurrentLayout,
+                image.InternalHandle.Value, (ImageLayout)image.CurrentLayout,
                 AccessFlags.AccessNoneKhr,
                 ImageLayout.TransferSrcOptimal,
                 AccessFlags.AccessTransferReadBit,
@@ -381,7 +396,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
                 }
             };
 
-            _device.Api.CmdBlitImage(commandBuffer, renderTarget.Image.InternalHandle.Value,
+            _device.Api.CmdBlitImage(commandBuffer, image.InternalHandle.Value,
                 ImageLayout.TransferSrcOptimal,
                 _swapchainImages[_nextImage],
                 ImageLayout.TransferDstOptimal,
@@ -390,9 +405,9 @@ namespace Ryujinx.Ava.Ui.Vulkan
                 Filter.Linear);
 
             VulkanMemoryHelper.TransitionLayout(_device, commandBuffer,
-                renderTarget.Image.InternalHandle.Value, ImageLayout.TransferSrcOptimal,
+                image.InternalHandle.Value, ImageLayout.TransferSrcOptimal,
                 AccessFlags.AccessTransferReadBit,
-                (ImageLayout)renderTarget.Image.CurrentLayout,
+                (ImageLayout)image.CurrentLayout,
                 AccessFlags.AccessNoneKhr,
                 renderTarget.MipLevels);
         }
@@ -434,6 +449,8 @@ namespace Ryujinx.Ava.Ui.Vulkan
             }
 
             CommandBufferPool.FreeUsedCommandBuffers();
+
+            Presented?.Invoke(this, null);
         }
     }
 }

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanImage.cs

@@ -148,20 +148,18 @@ namespace Ryujinx.Ava.Ui.Vulkan
             _currentAccessFlags = destinationAccessFlags;
         }
 
-        public void TransitionLayout(uint destinationLayout, uint destinationAccessFlags)
+        public void Dispose()
         {
-            TransitionLayout((ImageLayout)destinationLayout, (AccessFlags)destinationAccessFlags);
+            if (InternalHandle != null)
-        }
+            {
+                _device.Api.DestroyImageView(_device.InternalHandle, _imageView.Value, Span<AllocationCallbacks>.Empty);
+                _device.Api.DestroyImage(_device.InternalHandle, InternalHandle.Value, Span<AllocationCallbacks>.Empty);
+                _device.Api.FreeMemory(_device.InternalHandle, _imageMemory, Span<AllocationCallbacks>.Empty);
 
-        public unsafe void Dispose()
+                _imageView = default;
-        {
+                InternalHandle = null;
-            _device.Api.DestroyImageView(_device.InternalHandle, _imageView.Value, null);
+                _imageMemory = default;
-            _device.Api.DestroyImage(_device.InternalHandle, InternalHandle.Value, null);
+            }
-            _device.Api.FreeMemory(_device.InternalHandle, _imageMemory, null);
-
-            _imageView = default;
-            InternalHandle = default;
-            _imageMemory = default;
         }
     }
 }

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanInstance.cs

@@ -57,8 +57,7 @@ namespace Ryujinx.Ava.Ui.Vulkan
             var applicationInfo = new ApplicationInfo
             {
                 PApplicationName = (byte*)applicationName,
-                ApiVersion = new Version32((uint)options.VulkanVersion.Major, (uint)options.VulkanVersion.Minor,
+                ApiVersion = Vk.Version12.Value,
-                    (uint)options.VulkanVersion.Build),
                 PEngineName = (byte*)engineName,
                 EngineVersion = new Version32(1, 0, 0),
                 ApplicationVersion = new Version32(1, 0, 0)

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanOptions.cs

@@ -11,11 +11,6 @@ namespace Ryujinx.Ava.Ui.Vulkan
         /// </summary>
         public string ApplicationName { get; set; }
 
-        /// <summary>
-        /// Specifies the Vulkan API version to use
-        /// </summary>
-        public Version VulkanVersion { get; set; } = new Version(1, 1, 0);
-
         /// <summary>
         /// Specifies additional extensions to enable if available on the instance
         /// </summary>

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanPlatformInterface.cs

@@ -18,13 +18,11 @@ namespace Ryujinx.Ava.Ui.Vulkan
 
         public VulkanPhysicalDevice PhysicalDevice { get; private set; }
         public VulkanInstance Instance { get; }
-        public VulkanDevice Device { get; set; }
         public Vk Api { get; private set; }
         public VulkanSurfaceRenderTarget MainSurface { get; set; }
 
         public void Dispose()
         {
-            Device?.Dispose();
             Instance?.Dispose();
             Api?.Dispose();
         }
@@ -54,16 +52,9 @@ namespace Ryujinx.Ava.Ui.Vulkan
         {
             var surface = VulkanSurface.CreateSurface(Instance, platformSurface);
 
-            if (Device == null)
+            if (PhysicalDevice == null)
             {
                 PhysicalDevice = VulkanPhysicalDevice.FindSuitablePhysicalDevice(Instance, surface, _options.PreferDiscreteGpu, _options.PreferredDevice);
-                var device = VulkanInitialization.CreateDevice(Instance.Api,
-                                                               PhysicalDevice.InternalHandle,
-                                                               PhysicalDevice.QueueFamilyIndex,
-                                                               VulkanInitialization.GetSupportedExtensions(Instance.Api, PhysicalDevice.InternalHandle),
-                                                               PhysicalDevice.QueueCount);
-
-                Device = new VulkanDevice(device, PhysicalDevice, Instance.Api);
             }
 
             var renderTarget = new VulkanSurfaceRenderTarget(this, surface);
@@ -71,7 +62,6 @@ namespace Ryujinx.Ava.Ui.Vulkan
             if (MainSurface == null && surface != null)
             {
                 MainSurface = renderTarget;
-                MainSurface.Display.ChangeVSyncMode(false);
             }
 
             return renderTarget;

Ryujinx.Ava/Ui/Backend/Vulkan/VulkanSurfaceRenderingSession.cs

@@ -9,7 +9,6 @@ namespace Ryujinx.Ava.Ui.Vulkan
     {
         private readonly VulkanDevice _device;
         private readonly VulkanSurfaceRenderTarget _renderTarget;
-        private VulkanCommandBufferPool.VulkanCommandBuffer _commandBuffer;
 
         public VulkanSurfaceRenderingSession(VulkanDisplay display, VulkanDevice device,
             VulkanSurfaceRenderTarget renderTarget, float scaling)
@@ -32,17 +31,13 @@ namespace Ryujinx.Ava.Ui.Vulkan
         {
             if (!Display.EnsureSwapchainAvailable())
             {
-                _renderTarget.Invalidate();
+                _renderTarget.RecreateImage();
             }
         }
 
         public void Dispose()
         {
-            _commandBuffer = Display.StartPresentation(_renderTarget);
+            _renderTarget.EndDraw();
-
-            Display.BlitImageToCurrentImage(_renderTarget, _commandBuffer.InternalHandle);
-
-            Display.EndPresentation(_commandBuffer);
         }
     }
 }

Ryujinx.Ava/Ui/Controls/InputDialog.axaml.cs

@@ -1,9 +1,7 @@
 using Avalonia.Controls;
-using Avalonia.Markup.Xaml;
 using FluentAvalonia.UI.Controls;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.Models;
-using Ryujinx.Ava.Ui.Windows;
 using System.Threading.Tasks;
 
 namespace Ryujinx.Ava.Ui.Controls

Ryujinx.Ava/Ui/Controls/OpenGLRendererControl.cs

@@ -37,7 +37,7 @@ namespace Ryujinx.Ava.Ui.Controls
 
         public override void DestroyBackgroundContext()
         {
-            _image = null;
+            Image = null;
 
             if (_fence != IntPtr.Zero)
             {
@@ -57,6 +57,8 @@ namespace Ryujinx.Ava.Ui.Controls
             Dispatcher.UIThread.InvokeAsync(() =>
             {
                 Image = (int)image;
+
+                InvalidateVisual();
             }).Wait();
 
             if (_fence != IntPtr.Zero)
@@ -66,7 +68,7 @@ namespace Ryujinx.Ava.Ui.Controls
 
             _fence = GL.FenceSync(SyncCondition.SyncGpuCommandsComplete, WaitSyncFlags.None);
 
-            QueueRender();
+            InvalidateVisual();
 
             _gameBackgroundWindow.SwapBuffers();
         }

Ryujinx.Ava/Ui/Controls/RendererControl.cs

@@ -11,25 +11,7 @@ namespace Ryujinx.Ava.Ui.Controls
 {
     internal abstract class RendererControl : Control
     {
-        protected object _image;
+        protected object Image { get; set; }
-
-        static RendererControl()
-        {
-            AffectsRender<RendererControl>(ImageProperty);
-        }
-
-        public readonly static StyledProperty<object> ImageProperty =
-            AvaloniaProperty.Register<RendererControl, object>(
-                nameof(Image),
-                0,
-                inherits: true,
-                defaultBindingMode: BindingMode.TwoWay);
-
-        protected object Image
-        {
-            get => _image;
-            set => SetAndRaise(ImageProperty, ref _image, value);
-        }
 
         public event EventHandler<EventArgs> RendererInitialized;
         public event EventHandler<Size> SizeChanged;
@@ -60,8 +42,6 @@ namespace Ryujinx.Ava.Ui.Controls
             if (!rect.IsEmpty)
             {
                 RenderSize = rect.Size * VisualRoot.RenderScaling;
-
-                DrawOperation?.Dispose();
                 DrawOperation = CreateDrawOperation();
             }
         }
@@ -97,17 +77,11 @@ namespace Ryujinx.Ava.Ui.Controls
             RendererInitialized?.Invoke(this, EventArgs.Empty);
         }
 
-        public void QueueRender()
-        {
-            Program.RenderTimer.TickNow();
-        }
-
         internal abstract void Present(object image);
 
         internal void Start()
         {
             IsStarted = true;
-            QueueRender();
         }
 
         internal void Stop()

Ryujinx.Ava/Ui/Controls/UpdateWaitWindow.axaml.cs

@@ -1,6 +1,4 @@
-using Avalonia;
 using Avalonia.Controls;
-using Avalonia.Markup.Xaml;
 using Ryujinx.Ava.Ui.Windows;
 
 namespace Ryujinx.Ava.Ui.Controls

Ryujinx.Ava/Ui/Controls/VulkanRendererControl.cs

@@ -1,4 +1,5 @@
 using Avalonia;
+using Avalonia.Media;
 using Avalonia.Platform;
 using Avalonia.Rendering.SceneGraph;
 using Avalonia.Skia;
@@ -11,20 +12,23 @@ using Silk.NET.Vulkan;
 using SkiaSharp;
 using SPB.Windowing;
 using System;
-using System.Collections.Generic;
+using System.Collections.Concurrent;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Ryujinx.Ava.Ui.Controls
 {
     internal class VulkanRendererControl : RendererControl
     {
+        private const int MaxImagesInFlight = 3;
+
         private VulkanPlatformInterface _platformInterface;
+        private ConcurrentQueue<PresentImageInfo> _imagesInFlight;
+        private PresentImageInfo _currentImage;
 
         public VulkanRendererControl(GraphicsDebugLevel graphicsDebugLevel) : base(graphicsDebugLevel)
         {
             _platformInterface = AvaloniaLocator.Current.GetService<VulkanPlatformInterface>();
+
+            _imagesInFlight = new ConcurrentQueue<PresentImageInfo>();
         }
 
         public override void DestroyBackgroundContext()
@@ -37,6 +41,40 @@ namespace Ryujinx.Ava.Ui.Controls
             return new VulkanDrawOperation(this);
         }
 
+        protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e)
+        {
+            base.OnDetachedFromVisualTree(e);
+
+            _imagesInFlight.Clear();
+
+            if (_platformInterface.MainSurface.Display != null)
+            {
+                _platformInterface.MainSurface.Display.Presented -= Window_Presented;
+            }
+            
+            _currentImage?.Put();
+            _currentImage = null;
+        }
+
+        protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e)
+        {
+            base.OnAttachedToVisualTree(e);
+
+            _platformInterface.MainSurface.Display.Presented += Window_Presented;
+        }
+
+        private void Window_Presented(object sender, EventArgs e)
+        {
+            _platformInterface.MainSurface.Device.QueueWaitIdle();
+            _currentImage?.Put();
+            _currentImage = null;
+        }
+
+        public override void Render(DrawingContext context)
+        {
+            base.Render(context);
+        }
+
         protected override void CreateWindow()
         {
         }
@@ -51,12 +89,29 @@ namespace Ryujinx.Ava.Ui.Controls
 
         internal override void Present(object image)
         {
-            Dispatcher.UIThread.InvokeAsync(() =>
+            Image = image;
-            {
-                Image = image;
-            }).Wait();
 
-            QueueRender();
+            _imagesInFlight.Enqueue((PresentImageInfo)image);
+
+            if (_imagesInFlight.Count > MaxImagesInFlight)
+            {
+                _imagesInFlight.TryDequeue(out _);
+            }
+
+            Dispatcher.UIThread.Post(InvalidateVisual);
+        }
+
+        private PresentImageInfo GetImage()
+        {
+            lock (_imagesInFlight)
+            {
+                if (!_imagesInFlight.TryDequeue(out _currentImage))
+                {
+                    _currentImage = (PresentImageInfo)Image;
+                }
+
+                return _currentImage;
+            }
         }
 
         private class VulkanDrawOperation : ICustomDrawOperation
@@ -64,6 +119,7 @@ namespace Ryujinx.Ava.Ui.Controls
             public Rect Bounds { get; }
 
             private readonly VulkanRendererControl _control;
+            private bool _isDestroyed;
 
             public VulkanDrawOperation(VulkanRendererControl control)
             {
@@ -73,7 +129,12 @@ namespace Ryujinx.Ava.Ui.Controls
 
             public void Dispose()
             {
+                if (_isDestroyed)
+                {
+                    return;
+                }
 
+                _isDestroyed = true;
             }
 
             public bool Equals(ICustomDrawOperation other)
@@ -86,30 +147,33 @@ namespace Ryujinx.Ava.Ui.Controls
                 return Bounds.Contains(p);
             }
 
-            public void Render(IDrawingContextImpl context)
+            public unsafe void Render(IDrawingContextImpl context)
             {
-                if (_control.Image == null || _control.RenderSize.Width == 0 || _control.RenderSize.Height == 0)
+                if (_isDestroyed || _control.Image == null || _control.RenderSize.Width == 0 || _control.RenderSize.Height == 0 ||
+                    context is not ISkiaDrawingContextImpl skiaDrawingContextImpl)
                 {
                     return;
                 }
 
-                var image = (PresentImageInfo)_control.Image;
+                var image = _control.GetImage();
 
-                if (context is not ISkiaDrawingContextImpl skiaDrawingContextImpl)
+                if (!image.State.IsValid)
                 {
+                    _control._currentImage = null;
+
                     return;
                 }
 
-                _control._platformInterface.Device.QueueWaitIdle();
-
                 var gpu = AvaloniaLocator.Current.GetService<VulkanSkiaGpu>();
 
+                image.Get();
+
                 var imageInfo = new GRVkImageInfo()
                 {
                     CurrentQueueFamily = _control._platformInterface.PhysicalDevice.QueueFamilyIndex,
                     Format = (uint)Format.R8G8B8A8Unorm,
                     Image = image.Image.Handle,
-                    ImageLayout = (uint)ImageLayout.ColorAttachmentOptimal,
+                    ImageLayout = (uint)ImageLayout.TransferSrcOptimal,
                     ImageTiling = (uint)ImageTiling.Optimal,
                     ImageUsageFlags = (uint)(ImageUsageFlags.ImageUsageColorAttachmentBit
                                              | ImageUsageFlags.ImageUsageTransferSrcBit
@@ -127,13 +191,15 @@ namespace Ryujinx.Ava.Ui.Controls
                 };
 
                 using var backendTexture = new GRBackendRenderTarget(
-                    (int)_control.RenderSize.Width,
+                    (int)image.Extent.Width,
-                    (int)_control.RenderSize.Height,
+                    (int)image.Extent.Height,
                     1,
                     imageInfo);
+                
+                var vulkan = AvaloniaLocator.Current.GetService<VulkanPlatformInterface>();
 
                 using var surface = SKSurface.Create(
-                    gpu.GrContext,
+                    skiaDrawingContextImpl.GrContext,
                     backendTexture,
                     GRSurfaceOrigin.TopLeft,
                     SKColorType.Rgba8888);
@@ -143,10 +209,11 @@ namespace Ryujinx.Ava.Ui.Controls
                     return;
                 }
 
-                var rect = new Rect(new Point(), _control.RenderSize);
+                var rect = new Rect(new Point(), new Size(image.Extent.Width, image.Extent.Height));
 
                 using var snapshot = surface.Snapshot();
-                skiaDrawingContextImpl.SkCanvas.DrawImage(snapshot, rect.ToSKRect(), _control.Bounds.ToSKRect(), new SKPaint());
+                skiaDrawingContextImpl.SkCanvas.DrawImage(snapshot, rect.ToSKRect(), _control.Bounds.ToSKRect(),
+                    new SKPaint());
             }
         }
     }

Ryujinx.Ava/Ui/ViewModels/ControllerSettingsViewModel.cs

@@ -3,7 +3,6 @@ using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Svg.Skia;
 using Avalonia.Threading;
-using Avalonia.VisualTree;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Input;
 using Ryujinx.Ava.Ui.Controls;
@@ -24,7 +23,6 @@ using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.IO;
 using System.Linq;
-using System.Reflection;
 using System.Text.Json;
 using ConfigGamepadInputId = Ryujinx.Common.Configuration.Hid.Controller.GamepadInputId;
 using ConfigStickInputId = Ryujinx.Common.Configuration.Hid.Controller.StickInputId;

Ryujinx.Ava/Ui/ViewModels/MainWindowViewModel.cs

@@ -38,6 +38,8 @@ namespace Ryujinx.Ava.Ui.ViewModels
 {
     internal class MainWindowViewModel : BaseModel
     {
+        private const int HotKeyPressDelayMs = 500;
+
         private readonly MainWindow _owner;
         private ObservableCollection<ApplicationData> _applications;
         private string _aspectStatusText;
@@ -54,6 +56,7 @@ namespace Ryujinx.Ava.Ui.ViewModels
         private bool _isLoading;
         private int _progressMaximum;
         private int _progressValue;
+        private long _lastFullscreenToggle = Environment.TickCount64;
         private bool _showLoadProgress;
         private bool _showMenuAndStatusBar = true;
         private bool _showStatusSeparator;
@@ -929,6 +932,13 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
         public void ToggleFullscreen()
         {
+            if (Environment.TickCount64 - _lastFullscreenToggle < HotKeyPressDelayMs)
+            {
+                return;
+            }
+
+            _lastFullscreenToggle = Environment.TickCount64;
+
             WindowState state = _owner.WindowState;
 
             if (state == WindowState.FullScreen)
@@ -1085,6 +1095,11 @@ namespace Ryujinx.Ava.Ui.ViewModels
             {
                 selection.Favorite = !selection.Favorite;
 
+                _owner.ApplicationLibrary.LoadAndSaveMetaData(selection.TitleId, appMetadata =>
+                {
+                    appMetadata.Favorite = selection.Favorite;
+                });
+
                 RefreshView();
             }
         }

Ryujinx.Ava/Ui/ViewModels/SettingsViewModel.cs

@@ -48,6 +48,11 @@ namespace Ryujinx.Ava.Ui.ViewModels
         private int _graphicsBackendMultithreadingIndex;
         private float _previousVolumeLevel;
         private float _volume;
+        private bool _isVulkanAvailable = true;
+        private bool _directoryChanged = false;
+        private List<string> _gpuIds = new List<string>();
+        private KeyboardHotkeys _keyboardHotkeys;
+        private int _graphicsBackendIndex;
 
         public int ResolutionScale
         {
@@ -97,6 +102,28 @@ namespace Ryujinx.Ava.Ui.ViewModels
             }
         }
 
+        public bool IsVulkanAvailable
+        {
+            get => _isVulkanAvailable;
+            set
+            {
+                _isVulkanAvailable = value;
+
+                OnPropertyChanged();
+            }
+        }
+
+        public bool DirectoryChanged
+        {
+            get => _directoryChanged;
+            set
+            {
+                _directoryChanged = value;
+
+                OnPropertyChanged();
+            }
+        }
+
         public bool EnableDiscordIntegration { get; set; }
         public bool CheckUpdatesOnStart { get; set; }
         public bool ShowConfirmExit { get; set; }
@@ -143,10 +170,10 @@ namespace Ryujinx.Ava.Ui.ViewModels
         public int BaseStyleIndex { get; set; }
         public int GraphicsBackendIndex
         {
-            get => graphicsBackendIndex;
+            get => _graphicsBackendIndex;
             set
             {
-                graphicsBackendIndex = value;
+                _graphicsBackendIndex = value;
                 OnPropertyChanged();
                 OnPropertyChanged(nameof(IsVulkanSelected));
             }
@@ -170,14 +197,9 @@ namespace Ryujinx.Ava.Ui.ViewModels
         public DateTimeOffset DateOffset { get; set; }
         public TimeSpan TimeOffset { get; set; }
         public AvaloniaList<TimeZone> TimeZones { get; set; }
-
         public AvaloniaList<string> GameDirectories { get; set; }
         public ObservableCollection<ComboBoxItem> AvailableGpus { get; set; }
 
-        private KeyboardHotkeys _keyboardHotkeys;
-        private int graphicsBackendIndex;
-        private List<string> _gpuIds = new List<string>();
-
         public KeyboardHotkeys KeyboardHotkeys
         {
             get => _keyboardHotkeys;
@@ -233,20 +255,31 @@ namespace Ryujinx.Ava.Ui.ViewModels
             if (!Program.UseVulkan)
             {
                 var devices = VulkanRenderer.GetPhysicalDevices();
-                foreach (var device in devices)
+
+                if (devices.Length == 0)
                 {
-                    _gpuIds.Add(device.Id);
+                    IsVulkanAvailable = false;
-                    names.Add($"{device.Name} {(device.IsDiscrete ? "(dGpu)" : "")}");
+                    GraphicsBackendIndex = 1;
+                }
+                else
+                {
+                    foreach (var device in devices)
+                    {
+                        _gpuIds.Add(device.Id);
+                        names.Add($"{device.Name} {(device.IsDiscrete ? "(dGPU)" : "")}");
+                    }
                 }
             }
             else
             {
                 foreach (var device in VulkanPhysicalDevice.SuitableDevices)
                 {
-                    _gpuIds.Add(VulkanInitialization.StringFromIdPair(device.Value.VendorID, device.Value.DeviceID));
+                    _gpuIds.Add(
+                        VulkanInitialization.StringFromIdPair(device.Value.VendorID, device.Value.DeviceID));
                     var value = device.Value;
                     var name = value.DeviceName;
-                    names.Add($"{Marshal.PtrToStringAnsi((IntPtr)name)} {(device.Value.DeviceType == PhysicalDeviceType.DiscreteGpu ? "(dGpu)" : "")}");
+                    names.Add(
+                        $"{Marshal.PtrToStringAnsi((IntPtr)name)} {(device.Value.DeviceType == PhysicalDeviceType.DiscreteGpu ? "(dGPU)" : "")}");
                 }
             }
 
@@ -376,10 +409,14 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
         public async Task SaveSettings()
         {
-            List<string> gameDirs = new List<string>(GameDirectories);
-
             ConfigurationState config = ConfigurationState.Instance;
 
+            if (_directoryChanged)
+            {
+                List<string> gameDirs = new List<string>(GameDirectories);
+                config.Ui.GameDirs.Value = gameDirs;
+            }
+
             if (_validTzRegions.Contains(TimeZone))
             {
                 config.System.TimeZone.Value = TimeZone;
@@ -444,7 +481,6 @@ namespace Ryujinx.Ava.Ui.ViewModels
 
             config.System.SystemTimeOffset.Value = systemTimeOffset.Seconds;
             config.Graphics.ShadersDumpPath.Value = ShaderDumpPath;
-            config.Ui.GameDirs.Value = gameDirs;
             config.System.FsGlobalAccessLogMode.Value = FsGlobalAccessLogMode;
             config.System.MemoryManagerMode.Value = (MemoryManagerMode)MemoryMode;
 

Ryujinx.Ava/Ui/Windows/AboutWindow.axaml.cs

@@ -1,5 +1,4 @@
-using Avalonia;
+using Avalonia.Controls;
-using Avalonia.Controls;
 using Avalonia.Input;
 using Avalonia.Interactivity;
 using Avalonia.Threading;

Ryujinx.Ava/Ui/Windows/AmiiboWindow.axaml.cs

@@ -1,4 +1,3 @@
-using Avalonia;
 using Avalonia.Interactivity;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.Models;

Ryujinx.Ava/Ui/Windows/CheatWindow.axaml.cs

@@ -1,11 +1,9 @@
-using Avalonia;
+using Avalonia.Collections;
-using Avalonia.Collections;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Ava.Ui.Models;
 using Ryujinx.HLE.FileSystem;
 using Ryujinx.HLE.HOS;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.IO;
 using System.Linq;
 

Ryujinx.Ava/Ui/Windows/MainWindow.axaml.cs

@@ -12,7 +12,6 @@ using Ryujinx.Ava.Ui.Applet;
 using Ryujinx.Ava.Ui.Controls;
 using Ryujinx.Ava.Ui.Models;
 using Ryujinx.Ava.Ui.ViewModels;
-using Ryujinx.Ava.Ui.Vulkan;
 using Ryujinx.Common.Configuration;
 using Ryujinx.Common.Logging;
 using Ryujinx.Graphics.Gpu;
@@ -27,7 +26,6 @@ using Ryujinx.Ui.Common.Configuration;
 using SixLabors.ImageSharp.PixelFormats;
 using System;
 using System.ComponentModel;
-using System.Diagnostics;
 using System.IO;
 using System.Threading;
 using System.Threading.Tasks;
@@ -656,7 +654,12 @@ namespace Ryujinx.Ava.Ui.Windows
                 {
                     AppHost = null;
 
-                    Dispatcher.UIThread.Post(Close);
+                    Dispatcher.UIThread.Post(() =>
+                    {
+                        MainContent = null;
+
+                        Close();
+                    });
                 };
                 AppHost?.Stop();
 

Ryujinx.Ava/Ui/Windows/SettingsWindow.axaml

@@ -519,7 +519,7 @@
                                             HorizontalContentAlignment="Left"
                                             ToolTip.Tip="{locale:Locale SettingsTabGraphicsBackendTooltip}"
                                             SelectedIndex="{Binding GraphicsBackendIndex}">
-                                        <ComboBoxItem>
+                                        <ComboBoxItem IsVisible="{Binding IsVulkanAvailable}">
                                             <TextBlock Text="Vulkan" />
                                         </ComboBoxItem>
                                         <ComboBoxItem>

Ryujinx.Ava/Ui/Windows/SettingsWindow.axaml.cs

@@ -162,6 +162,7 @@ namespace Ryujinx.Ava.Ui.Windows
             if (!string.IsNullOrWhiteSpace(path) && Directory.Exists(path) && !ViewModel.GameDirectories.Contains(path))
             {
                 ViewModel.GameDirectories.Add(path);
+                ViewModel.DirectoryChanged = true;
             }
             else
             {
@@ -170,6 +171,7 @@ namespace Ryujinx.Ava.Ui.Windows
                 if (!string.IsNullOrWhiteSpace(path))
                 {
                     ViewModel.GameDirectories.Add(path);
+                    ViewModel.DirectoryChanged = true;
                 }
             }
         }
@@ -181,6 +183,7 @@ namespace Ryujinx.Ava.Ui.Windows
             foreach (string path in selected)
             {
                 ViewModel.GameDirectories.Remove(path);
+                ViewModel.DirectoryChanged = true;
             }
         }
 
@@ -232,10 +235,12 @@ namespace Ryujinx.Ava.Ui.Windows
 
             ControllerSettings?.SaveCurrentProfile();
 
-            if (Owner is MainWindow window)
+            if (Owner is MainWindow window && ViewModel.DirectoryChanged)
             {
                 window.ViewModel.LoadApplications();
             }
+
+            ViewModel.DirectoryChanged = false;
         }
 
         protected override void OnClosed(EventArgs e)

Ryujinx.Ava/Ui/Windows/TitleUpdateWindow.axaml.cs

@@ -1,4 +1,3 @@
-using Avalonia;
 using Avalonia.Collections;
 using Avalonia.Controls;
 using Avalonia.Threading;
@@ -18,7 +17,6 @@ using Ryujinx.HLE.FileSystem;
 using Ryujinx.HLE.HOS;
 using System;
 using System.Collections.Generic;
-using System.Diagnostics;
 using System.IO;
 using System.Linq;
 using System.Text;

Ryujinx.Ava/Ui/Windows/UpdaterWindow.axaml.cs

@@ -1,5 +1,3 @@
-using Avalonia;
-using Avalonia.Controls;
 using Ryujinx.Ava.Common.Locale;
 using Ryujinx.Modules;
 using System;

Ryujinx.Common/Configuration/Hid/Controller/GenericControllerInputConfig.cs

@@ -1,8 +1,6 @@
 using Ryujinx.Common.Configuration.Hid.Controller.Motion;
 using System;
-using System.ComponentModel;
 using System.Text.Json.Serialization;
-using NotImplementedException = System.NotImplementedException;
 
 namespace Ryujinx.Common.Configuration.Hid.Controller
 {

Ryujinx.Common/GraphicsDriver/NVAPI/NvdrsProfile.cs

@@ -1,5 +1,4 @@
-using System;
+using System.Runtime.InteropServices;
-using System.Runtime.InteropServices;
 
 namespace Ryujinx.Common.GraphicsDriver.NVAPI
 {

Ryujinx.Common/Logging/Targets/ConsoleLogTarget.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Concurrent;
 
 namespace Ryujinx.Common.Logging
 {

Ryujinx.Common/Logging/Targets/FileLogTarget.cs

@@ -1,7 +1,6 @@
 using System;
 using System.IO;
 using System.Linq;
-using System.Reflection;
 
 namespace Ryujinx.Common.Logging
 {

Ryujinx.Common/Memory/ArrayPtr.cs

@@ -87,7 +87,7 @@ namespace Ryujinx.Common.Memory
         /// Gets a span from the array.
         /// </summary>
         /// <returns>Span of the array</returns>
-        public Span<T> ToSpan() => Length == 0 ? Span<T>.Empty : MemoryMarshal.CreateSpan(ref this[0], Length);
+        public Span<T> AsSpan() => Length == 0 ? Span<T>.Empty : MemoryMarshal.CreateSpan(ref this[0], Length);
 
         /// <summary>
         /// Gets the array base pointer.