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misc: Replace references to IntPtr/UIntPtr with nint/nuint + code cleanups.

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This commit is contained in:
Evan Husted 2024-10-26 08:46:41 -05:00
parent a09d314817
commit dfb4854d19
172 changed files with 902 additions and 914 deletions
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6
src/ARMeilleure/Signal/NativeSignalHandlerGenerator.cs
View file

@ -21,7 +21,7 @@ namespace ARMeilleure.Signal
private const uint EXCEPTION_ACCESS_VIOLATION = 0xc0000005;
private static Operand EmitGenericRegionCheck(EmitterContext context, IntPtr signalStructPtr, Operand faultAddress, Operand isWrite, int rangeStructSize)
private static Operand EmitGenericRegionCheck(EmitterContext context, nint signalStructPtr, Operand faultAddress, Operand isWrite, int rangeStructSize)
{
Operand inRegionLocal = context.AllocateLocal(OperandType.I32);
context.Copy(inRegionLocal, Const(0));
@ -155,7 +155,7 @@ namespace ARMeilleure.Signal
throw new PlatformNotSupportedException();
}
public static byte[] GenerateUnixSignalHandler(IntPtr signalStructPtr, int rangeStructSize)
public static byte[] GenerateUnixSignalHandler(nint signalStructPtr, int rangeStructSize)
{
EmitterContext context = new();
@ -203,7 +203,7 @@ namespace ARMeilleure.Signal
return Compiler.Compile(cfg, argTypes, OperandType.None, CompilerOptions.HighCq, RuntimeInformation.ProcessArchitecture).Code;
}
public static byte[] GenerateWindowsSignalHandler(IntPtr signalStructPtr, int rangeStructSize)
public static byte[] GenerateWindowsSignalHandler(nint signalStructPtr, int rangeStructSize)
{
EmitterContext context = new();

4
src/ARMeilleure/Signal/TestMethods.cs
View file

@ -16,7 +16,7 @@ namespace ARMeilleure.Signal
{
public delegate bool DebugPartialUnmap();
public delegate int DebugThreadLocalMapGetOrReserve(int threadId, int initialState);
public delegate void DebugNativeWriteLoop(IntPtr nativeWriteLoopPtr, IntPtr writePtr);
public delegate void DebugNativeWriteLoop(nint nativeWriteLoopPtr, nint writePtr);
public static DebugPartialUnmap GenerateDebugPartialUnmap()
{
@ -35,7 +35,7 @@ namespace ARMeilleure.Signal
return Compiler.Compile(cfg, argTypes, OperandType.I32, CompilerOptions.HighCq, RuntimeInformation.ProcessArchitecture).Map<DebugPartialUnmap>();
}
public static DebugThreadLocalMapGetOrReserve GenerateDebugThreadLocalMapGetOrReserve(IntPtr structPtr)
public static DebugThreadLocalMapGetOrReserve GenerateDebugThreadLocalMapGetOrReserve(nint structPtr)
{
EmitterContext context = new();

44
src/ARMeilleure/Signal/WindowsPartialUnmapHandler.cs
View file

@ -13,18 +13,18 @@ namespace ARMeilleure.Signal
internal static partial class WindowsPartialUnmapHandler
{
[LibraryImport("kernel32.dll", SetLastError = true, EntryPoint = "LoadLibraryA")]
private static partial IntPtr LoadLibrary([MarshalAs(UnmanagedType.LPStr)] string lpFileName);
private static partial nint LoadLibrary([MarshalAs(UnmanagedType.LPStr)] string lpFileName);
[LibraryImport("kernel32.dll", SetLastError = true)]
private static partial IntPtr GetProcAddress(IntPtr hModule, [MarshalAs(UnmanagedType.LPStr)] string procName);
private static partial nint GetProcAddress(nint hModule, [MarshalAs(UnmanagedType.LPStr)] string procName);
private static IntPtr _getCurrentThreadIdPtr;
private static nint _getCurrentThreadIdPtr;
public static IntPtr GetCurrentThreadIdFunc()
public static nint GetCurrentThreadIdFunc()
{
if (_getCurrentThreadIdPtr == IntPtr.Zero)
if (_getCurrentThreadIdPtr == nint.Zero)
{
IntPtr handle = LoadLibrary("kernel32.dll");
nint handle = LoadLibrary("kernel32.dll");
_getCurrentThreadIdPtr = GetProcAddress(handle, "GetCurrentThreadId");
}
@ -34,13 +34,13 @@ namespace ARMeilleure.Signal
public static Operand EmitRetryFromAccessViolation(EmitterContext context)
{
IntPtr partialRemapStatePtr = PartialUnmapState.GlobalState;
IntPtr localCountsPtr = IntPtr.Add(partialRemapStatePtr, PartialUnmapState.LocalCountsOffset);
nint partialRemapStatePtr = PartialUnmapState.GlobalState;
nint localCountsPtr = nint.Add(partialRemapStatePtr, PartialUnmapState.LocalCountsOffset);
// Get the lock first.
EmitNativeReaderLockAcquire(context, IntPtr.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapLockOffset));
EmitNativeReaderLockAcquire(context, nint.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapLockOffset));
IntPtr getCurrentThreadId = GetCurrentThreadIdFunc();
nint getCurrentThreadId = GetCurrentThreadIdFunc();
Operand threadId = context.Call(Const((ulong)getCurrentThreadId), OperandType.I32);
Operand threadIndex = EmitThreadLocalMapIntGetOrReserve(context, localCountsPtr, threadId, Const(0));
@ -58,7 +58,7 @@ namespace ARMeilleure.Signal
Operand threadLocalPartialUnmapsPtr = EmitThreadLocalMapIntGetValuePtr(context, localCountsPtr, threadIndex);
Operand threadLocalPartialUnmaps = context.Load(OperandType.I32, threadLocalPartialUnmapsPtr);
Operand partialUnmapsCount = context.Load(OperandType.I32, Const((ulong)IntPtr.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapsCountOffset)));
Operand partialUnmapsCount = context.Load(OperandType.I32, Const((ulong)nint.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapsCountOffset)));
context.Copy(retry, context.ICompareNotEqual(threadLocalPartialUnmaps, partialUnmapsCount));
@ -79,14 +79,14 @@ namespace ARMeilleure.Signal
context.MarkLabel(endLabel);
// Finally, release the lock and return the retry value.
EmitNativeReaderLockRelease(context, IntPtr.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapLockOffset));
EmitNativeReaderLockRelease(context, nint.Add(partialRemapStatePtr, PartialUnmapState.PartialUnmapLockOffset));
return retry;
}
public static Operand EmitThreadLocalMapIntGetOrReserve(EmitterContext context, IntPtr threadLocalMapPtr, Operand threadId, Operand initialState)
public static Operand EmitThreadLocalMapIntGetOrReserve(EmitterContext context, nint threadLocalMapPtr, Operand threadId, Operand initialState)
{
Operand idsPtr = Const((ulong)IntPtr.Add(threadLocalMapPtr, ThreadLocalMap<int>.ThreadIdsOffset));
Operand idsPtr = Const((ulong)nint.Add(threadLocalMapPtr, ThreadLocalMap<int>.ThreadIdsOffset));
Operand i = context.AllocateLocal(OperandType.I32);
@ -130,7 +130,7 @@ namespace ARMeilleure.Signal
// If it was 0, then we need to initialize the struct entry and return i.
context.BranchIfFalse(idNot0Label, context.ICompareEqual(existingId2, Const(0)));
Operand structsPtr = Const((ulong)IntPtr.Add(threadLocalMapPtr, ThreadLocalMap<int>.StructsOffset));
Operand structsPtr = Const((ulong)nint.Add(threadLocalMapPtr, ThreadLocalMap<int>.StructsOffset));
Operand structPtr = context.Add(structsPtr, context.SignExtend32(OperandType.I64, offset2));
context.Store(structPtr, initialState);
@ -149,10 +149,10 @@ namespace ARMeilleure.Signal
return context.Copy(i);
}
private static Operand EmitThreadLocalMapIntGetValuePtr(EmitterContext context, IntPtr threadLocalMapPtr, Operand index)
private static Operand EmitThreadLocalMapIntGetValuePtr(EmitterContext context, nint threadLocalMapPtr, Operand index)
{
Operand offset = context.Multiply(index, Const(sizeof(int)));
Operand structsPtr = Const((ulong)IntPtr.Add(threadLocalMapPtr, ThreadLocalMap<int>.StructsOffset));
Operand structsPtr = Const((ulong)nint.Add(threadLocalMapPtr, ThreadLocalMap<int>.StructsOffset));
return context.Add(structsPtr, context.SignExtend32(OperandType.I64, offset));
}
@ -170,9 +170,9 @@ namespace ARMeilleure.Signal
context.BranchIfFalse(loop, context.ICompareEqual(initial, replaced));
}
private static void EmitNativeReaderLockAcquire(EmitterContext context, IntPtr nativeReaderLockPtr)
private static void EmitNativeReaderLockAcquire(EmitterContext context, nint nativeReaderLockPtr)
{
Operand writeLockPtr = Const((ulong)IntPtr.Add(nativeReaderLockPtr, NativeReaderWriterLock.WriteLockOffset));
Operand writeLockPtr = Const((ulong)nint.Add(nativeReaderLockPtr, NativeReaderWriterLock.WriteLockOffset));
// Spin until we can acquire the write lock.
Operand spinLabel = Label();
@ -182,16 +182,16 @@ namespace ARMeilleure.Signal
context.BranchIfTrue(spinLabel, context.CompareAndSwap(writeLockPtr, Const(0), Const(1)));
// Increment reader count.
EmitAtomicAddI32(context, Const((ulong)IntPtr.Add(nativeReaderLockPtr, NativeReaderWriterLock.ReaderCountOffset)), Const(1));
EmitAtomicAddI32(context, Const((ulong)nint.Add(nativeReaderLockPtr, NativeReaderWriterLock.ReaderCountOffset)), Const(1));
// Release write lock.
context.CompareAndSwap(writeLockPtr, Const(1), Const(0));
}
private static void EmitNativeReaderLockRelease(EmitterContext context, IntPtr nativeReaderLockPtr)
private static void EmitNativeReaderLockRelease(EmitterContext context, nint nativeReaderLockPtr)
{
// Decrement reader count.
EmitAtomicAddI32(context, Const((ulong)IntPtr.Add(nativeReaderLockPtr, NativeReaderWriterLock.ReaderCountOffset)), Const(-1));
EmitAtomicAddI32(context, Const((ulong)nint.Add(nativeReaderLockPtr, NativeReaderWriterLock.ReaderCountOffset)), Const(-1));
}
}
}