Fix more warnings

src/ARMeilleure/Native/JitSupportDarwin.cs

@@ -5,7 +5,7 @@ using System.Runtime.Versioning;
 namespace ARMeilleure.Native
 {
     [SupportedOSPlatform("macos")]
-    public static partial class JitSupportDarwin
+    static partial class JitSupportDarwin
     {
         [LibraryImport("libarmeilleure-jitsupport", EntryPoint = "armeilleure_jit_memcpy")]
         public static partial void Copy(IntPtr dst, IntPtr src, ulong n);

src/Ryujinx.Cpu/LightningJit/Arm32/InstFlags.cs

@@ -22,7 +22,6 @@ namespace Ryujinx.Cpu.LightningJit.Arm32
 
         RdnDn = Rdn | Dn,
         RdRd16 = Rd | Rd16,
-        RtRt16 = Rt | Rd16,
         RtRt2 = Rt | Rt2,
         RdLoRdHi = RdLo | RdHi,
         RdLoHi = Rd | RdHi,

src/Ryujinx.Cpu/LightningJit/Cache/JitCache.cs

@@ -1,5 +1,4 @@
 using ARMeilleure.Memory;
-using ARMeilleure.Native;
 using Ryujinx.Memory;
 using System;
 using System.Collections.Generic;

src/Ryujinx.Cpu/LightningJit/Cache/JitSupportDarwin.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+
+namespace Ryujinx.Cpu.LightningJit.Cache
+{
+    [SupportedOSPlatform("macos")]
+    static partial class JitSupportDarwin
+    {
+        [LibraryImport("libarmeilleure-jitsupport", EntryPoint = "armeilleure_jit_memcpy")]
+        public static partial void Copy(IntPtr dst, IntPtr src, ulong n);
+    }
+}

src/Ryujinx.Cpu/LightningJit/State/ExecutionContext.cs

@@ -13,7 +13,6 @@ namespace Ryujinx.Cpu.LightningJit.State
         internal IntPtr NativeContextPtr => _nativeContext.BasePtr;
 
         private bool _interrupted;
-
         private readonly ICounter _counter;
 
         public ulong Pc => _nativeContext.GetPc();
@@ -140,9 +139,15 @@ namespace Ryujinx.Cpu.LightningJit.State
             _nativeContext.SetCounter(0);
         }
 
-        public void Dispose()
+        protected virtual void Dispose(bool disposing)
         {
             _nativeContext.Dispose();
         }
+
+        public void Dispose()
+        {
+            Dispose(disposing: true);
+            GC.SuppressFinalize(this);
+        }
     }
 }