misc: Use nint/nuint instead of IntPtr/UIntPtr

src/Ryujinx.Cpu/Signal/NativeSignalHandler.cs

@@ -15,7 +15,7 @@ namespace Ryujinx.Cpu.Signal
         public int IsActive;
         public nuint RangeAddress;
         public nuint RangeEndAddress;
-        public IntPtr ActionPointer;
+        public nint ActionPointer;
     }
 
     [InlineArray(NativeSignalHandlerGenerator.MaxTrackedRanges)]
@@ -55,8 +55,8 @@ namespace Ryujinx.Cpu.Signal
 
     static class NativeSignalHandler
     {
-        private static readonly IntPtr _handlerConfig;
-        private static IntPtr _signalHandlerPtr;
+        private static readonly nint _handlerConfig;
+        private static nint _signalHandlerPtr;
 
         private static MemoryBlock _codeBlock;
 
@@ -71,7 +71,7 @@ namespace Ryujinx.Cpu.Signal
             config = new SignalHandlerConfig();
         }
 
-        public static void InitializeSignalHandler(Func<IntPtr, IntPtr, IntPtr> customSignalHandlerFactory = null)
+        public static void InitializeSignalHandler(Func<nint, nint, nint> customSignalHandlerFactory = null)
         {
             if (_initialized)
             {
@@ -118,7 +118,7 @@ namespace Ryujinx.Cpu.Signal
 
                     if (customSignalHandlerFactory != null)
                     {
-                        _signalHandlerPtr = customSignalHandlerFactory(IntPtr.Zero, _signalHandlerPtr);
+                        _signalHandlerPtr = customSignalHandlerFactory(nint.Zero, _signalHandlerPtr);
                     }
 
                     WindowsSignalHandlerRegistration.RegisterExceptionHandler(_signalHandlerPtr);
@@ -143,7 +143,7 @@ namespace Ryujinx.Cpu.Signal
             UnixSignalHandlerRegistration.RegisterExceptionHandler(sigNum, action);
         }
 
-        private static IntPtr MapCode(ReadOnlySpan<byte> code)
+        private static nint MapCode(ReadOnlySpan<byte> code)
         {
             Debug.Assert(_codeBlock == null);
 
@@ -161,7 +161,7 @@ namespace Ryujinx.Cpu.Signal
             return ref Unsafe.AsRef<SignalHandlerConfig>((void*)_handlerConfig);
         }
 
-        public static bool AddTrackedRegion(nuint address, nuint endAddress, IntPtr action)
+        public static bool AddTrackedRegion(nuint address, nuint endAddress, nint action)
         {
             Span<SignalHandlerRange> ranges = GetConfigRef().Ranges;
 

src/Ryujinx.Cpu/Signal/UnixSignalHandlerRegistration.cs

@@ -18,10 +18,10 @@ namespace Ryujinx.Cpu.Signal
         [StructLayout(LayoutKind.Sequential, Pack = 1)]
         public struct SigAction
         {
-            public IntPtr sa_handler;
+            public nint sa_handler;
             public SigSet sa_mask;
             public int sa_flags;
-            public IntPtr sa_restorer;
+            public nint sa_restorer;
         }
 
         [SupportedOSPlatform("android"), StructLayout(LayoutKind.Sequential, Pack = 8)]
@@ -55,7 +55,7 @@ namespace Ryujinx.Cpu.Signal
         private static partial int sigaction(int signum, ref SigActionBionic sigAction, out SigActionBionic oldAction);
 
         [LibraryImport("libc", SetLastError = true)]
-        private static partial int sigaction(int signum, IntPtr sigAction, out SigAction oldAction);
+        private static partial int sigaction(int signum, nint sigAction, out SigAction oldAction);
 
         [SupportedOSPlatform("android"), LibraryImport("libc", SetLastError = true)]
         private static partial int sigaction(int signum, IntPtr sigAction, out SigActionBionic oldAction);
@@ -73,7 +73,7 @@ namespace Ryujinx.Cpu.Signal
 
             if (PlatformInfo.IsBionic)
             {
-                result = sigaction(SIGSEGV, IntPtr.Zero, out SigActionBionic tmp);
+                result = sigaction(SIGSEGV, nint.Zero, out SigActionBionic tmp);
 
                 old = new SigAction
                 {
@@ -85,7 +85,7 @@ namespace Ryujinx.Cpu.Signal
             }
             else
             {
-                result = sigaction(SIGSEGV, IntPtr.Zero, out old);
+                result = sigaction(SIGSEGV, nint.Zero, out old);
             }
 
             if (result != 0)
@@ -96,7 +96,7 @@ namespace Ryujinx.Cpu.Signal
             return old;
         }
 
-        public static SigAction RegisterExceptionHandler(IntPtr action)
+        public static SigAction RegisterExceptionHandler(nint action)
         {
             int result;
             SigAction old;

src/Ryujinx.Cpu/Signal/WindowsSignalHandlerRegistration.cs

@@ -6,17 +6,17 @@ namespace Ryujinx.Cpu.Signal
     static partial class WindowsSignalHandlerRegistration
     {
         [LibraryImport("kernel32.dll")]
-        private static partial IntPtr AddVectoredExceptionHandler(uint first, IntPtr handler);
+        private static partial nint AddVectoredExceptionHandler(uint first, nint handler);
 
         [LibraryImport("kernel32.dll")]
-        private static partial ulong RemoveVectoredExceptionHandler(IntPtr handle);
+        private static partial ulong RemoveVectoredExceptionHandler(nint handle);
 
-        public static IntPtr RegisterExceptionHandler(IntPtr action)
+        public static nint RegisterExceptionHandler(nint action)
         {
             return AddVectoredExceptionHandler(1, action);
         }
 
-        public static bool RemoveExceptionHandler(IntPtr handle)
+        public static bool RemoveExceptionHandler(nint handle)
         {
             return RemoveVectoredExceptionHandler(handle) != 0;
         }