[savedata-improvements-2] added sceSaveDataCreateTransactionResource

* [fixes-assets] Add SharpEmu icon and fix glfw dependency (temporary fix)

* [reuse] I forgot to add comma

* [readme] update logo

.editorconfig

@@ -14,7 +14,7 @@ indent_size = 4
 indent_style = space
 tab_width = 4
 
-[*.{md,json,yml,props,csproj}]
+[*.{md,json,yml,xml,props,csproj}]
 
 indent_size = 2
 tab_width = 2

.github/workflows/workflow.yml

@@ -126,7 +126,7 @@ jobs:
     needs:
       - init
       - build
-    if: github.event_name == 'push' || github.event_name == 'workflow_dispatch'
+    if: github.event_name == 'workflow_dispatch' || (github.event_name == 'push' && github.ref == 'refs/heads/main')
     runs-on: ubuntu-latest
     permissions:
       contents: write

.gitignore

@@ -26,6 +26,7 @@ arm64/
 *.userosscache
 *.sln.docstates
 
+.packages
 packages/
 *.nupkg
 .nuget/

Directory.Packages.props

@@ -12,6 +12,5 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <PackageVersion Include="Silk.NET.Vulkan" Version="2.23.0" />
     <PackageVersion Include="Silk.NET.Vulkan.Extensions.KHR" Version="2.23.0" />
     <PackageVersion Include="Silk.NET.Windowing" Version="2.23.0" />
-    <PackageVersion Include="Silk.NET.Shaderc" Version="2.23.0" />
   </ItemGroup>
 </Project>

REUSE.toml

@@ -3,12 +3,14 @@ version = 1
 [[annotations]]
 path = [
     "REUSE.toml",
+    "nuget.config",
     "global.json",
     "**/packages.lock.json",
     "scripts/ps5_names.txt",
     "src/SharpEmu.HLE/Aerolib/aerolib.bin",
     "_logs/**",
-    ".github/images/**"
+    ".github/images/**",
+    "assets/images/**"
 ]
 precedence = "aggregate"
 SPDX-FileCopyrightText = "SharpEmu Emulator Project"

nuget.config

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<configuration>
+  <config>
+    <add key="globalPackagesFolder" value=".packages" />
+  </config>
+
+  <packageSources>
+    <clear />
+    <add key="Nuget" value="https://api.nuget.org/v3/index.json" />
+  </packageSources>
+
+  <packageSourceMapping>
+    <packageSource key="Nuget">
+      <package pattern="*" />
+    </packageSource>
+  </packageSourceMapping>
+</configuration>

src/SharpEmu.CLI/SharpEmu.CLI.csproj

@@ -16,7 +16,7 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <RuntimeIdentifiers>win-x64;linux-x64;osx-arm64</RuntimeIdentifiers>
     <SelfContained>true</SelfContained>
     <PublishSingleFile>true</PublishSingleFile>
-    <IncludeNativeLibrariesForSelfExtract>true</IncludeNativeLibrariesForSelfExtract>
+    <!-- <IncludeNativeLibrariesForSelfExtract>true</IncludeNativeLibrariesForSelfExtract> -->
     <EnableCompressionInSingleFile>true</EnableCompressionInSingleFile>
     <ImplicitUsings>enable</ImplicitUsings>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
@@ -30,6 +30,11 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <RestorePackagesWithLockFile>true</RestorePackagesWithLockFile>
   </PropertyGroup>
 
+  <PropertyGroup Condition="'$(RuntimeIdentifier)' == 'win-x64' Or '$(RuntimeIdentifier)' == ''">
+    <ApplicationIcon>..\..\assets\images\SharpEmu.ico</ApplicationIcon>
+    <Win32Icon>..\..\assets\images\SharpEmu.ico</Win32Icon>
+  </PropertyGroup>
+
   <ItemGroup>
     <Content Include="..\..\LICENSE.txt">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>

src/SharpEmu.CLI/packages.lock.json

@@ -41,11 +41,6 @@
         "resolved": "2.23.0",
         "contentHash": "r8PdIVzME8EH0qAgbmRPO87I4GfgR2j8TofT7EMuRJDf1QluoQwnVypDoFJjQ2ZBSRsGYk5unYxxogI05Ogsmw=="
       },
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Silk.NET.Windowing.Common": {
         "type": "Transitive",
         "resolved": "2.23.0",
@@ -85,7 +80,6 @@
         "type": "Project",
         "dependencies": {
           "SharpEmu.HLE": "[1.0.0, )",
-          "Silk.NET.Shaderc": "[2.23.0, )",
           "Silk.NET.Vulkan": "[2.23.0, )",
           "Silk.NET.Vulkan.Extensions.KHR": "[2.23.0, )",
           "Silk.NET.Windowing": "[2.23.0, )"
@@ -100,16 +94,6 @@
         "resolved": "1.21.0",
         "contentHash": "dv5+81Q1TBQvVMSOOOmRcjJmvWcX3BZPZsIq31+RLc5cNft0IHAyNlkdb7ZarOWG913PyBoFDsDXoCIlKmLclg=="
       },
-      "Silk.NET.Shaderc": {
-        "type": "CentralTransitive",
-        "requested": "[2.23.0, )",
-        "resolved": "2.23.0",
-        "contentHash": "+pXfOhmSCeeMECOo9HMi3C63LVbQ7FBxPFgxPKOT6mXD8Gg/90Wt4fLX4LqUuVbGid5LW6BXAUu1g17XQoawdA==",
-        "dependencies": {
-          "Silk.NET.Core": "2.23.0",
-          "Silk.NET.Shaderc.Native": "2.23.0"
-        }
-      },
       "Silk.NET.Vulkan": {
         "type": "CentralTransitive",
         "requested": "[2.23.0, )",
@@ -141,11 +125,6 @@
       }
     },
     "net10.0/linux-x64": {
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Ultz.Native.GLFW": {
         "type": "Transitive",
         "resolved": "3.4.0",
@@ -153,11 +132,6 @@
       }
     },
     "net10.0/osx-arm64": {
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Ultz.Native.GLFW": {
         "type": "Transitive",
         "resolved": "3.4.0",
@@ -165,11 +139,6 @@
       }
     },
     "net10.0/win-x64": {
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Ultz.Native.GLFW": {
         "type": "Transitive",
         "resolved": "3.4.0",

src/SharpEmu.Core/Cpu/Native/DirectExecutionBackend.Imports.cs

@@ -723,6 +723,7 @@ public sealed partial class DirectExecutionBackend
 			"Vo5V8KAwCmk" or // sceSystemServiceHideSplashScreen
 			"TywrFKCoLGY" or // sceSaveDataInitialize3
 			"dyIhnXq-0SM" or // sceSaveDataDirNameSearch
+			"ZP4e7rlzOUk" or // sceSaveDataMount3
 			"ERKzksauAJA" or // sceSaveDataDialogGetStatus
 			"KK3Bdg1RWK0" or // sceSaveDataDialogUpdateStatus
 			"en7gNVnh878" or // sceSaveDataDialogIsReadyToDisplay

src/SharpEmu.Core/Cpu/Native/DirectExecutionBackend.cs

@@ -355,6 +355,8 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 
 		public GuestThreadRunState State { get; set; }
 
+		public ulong ExitValue { get; set; }
+
 		public string? BlockReason { get; set; }
 
 		public bool HasBlockedContinuation { get; set; }
@@ -1266,7 +1268,7 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 			   libraryName.IndexOf("Kernel", StringComparison.OrdinalIgnoreCase) >= 0;
 	}
 
-	private static bool PreferLleForLibcExport(string exportName)
+	private bool PreferLleForLibcExport(string exportName)
 	{
 		if (string.IsNullOrWhiteSpace(exportName))
 		{
@@ -1287,6 +1289,10 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 		{
 			return true;
 		}
+		if (IsLibcAllocatorExport(exportName))
+		{
+			return CanUseLleLibcAllocatorFamily();
+		}
 		if (string.Equals(value, "0", StringComparison.Ordinal))
 		{
 			return true;
@@ -1298,6 +1304,51 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 		return IsSafeLleLibcExport(exportName);
 	}
 
+	private bool CanUseLleLibcAllocatorFamily()
+	{
+		return HasUsableLleLibcExport("gQX+4GDQjpM", "malloc") &&
+			   HasUsableLleLibcExport("tIhsqj0qsFE", "free") &&
+			   HasUsableLleLibcExport("2X5agFjKxMc", "calloc") &&
+			   HasUsableLleLibcExport("Y7aJ1uydPMo", "realloc") &&
+			   HasUsableLleLibcExport("Ujf3KzMvRmI", "memalign") &&
+			   HasUsableLleLibcExport("2Btkg8k24Zg", "aligned_alloc") &&
+			   HasUsableLleLibcExport("cVSk9y8URbc", "posix_memalign");
+	}
+
+	private bool HasUsableLleLibcExport(string nid, string exportName)
+	{
+		if (TryResolveRuntimeSymbolAddress(nid, out var address) && IsDirectImportTargetUsable(address))
+		{
+			return true;
+		}
+
+		foreach (var candidate in EnumerateRuntimeSymbolCandidates(exportName))
+		{
+			if (TryResolveRuntimeSymbolAddress(candidate, out address) && IsDirectImportTargetUsable(address))
+			{
+				return true;
+			}
+		}
+
+		return false;
+	}
+
+	private static bool IsLibcAllocatorExport(string exportName)
+	{
+		return exportName switch
+		{
+			"malloc" or
+			"free" or
+			"calloc" or
+			"realloc" or
+			"memalign" or
+			"aligned_alloc" or
+			"posix_memalign" or
+			"malloc_usable_size" => true,
+			_ => false,
+		};
+	}
+
 	private static bool IsSafeLleLibcExport(string exportName)
 	{
 		return exportName switch
@@ -2406,6 +2457,69 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 
 	public bool SupportsGuestContextTransfer => true;
 
+	public bool TryJoinThread(
+		CpuContext callerContext,
+		ulong threadHandle,
+		out ulong returnValue,
+		out string? error)
+	{
+		returnValue = 0;
+		error = null;
+		if (threadHandle == 0)
+		{
+			error = "thread handle is zero";
+			return false;
+		}
+
+		if (threadHandle == GuestThreadExecution.CurrentGuestThreadHandle)
+		{
+			error = "thread cannot join itself";
+			return false;
+		}
+
+		while (!ActiveForcedGuestExit)
+		{
+			Thread? hostThread;
+			lock (_guestThreadGate)
+			{
+				if (!_guestThreads.TryGetValue(threadHandle, out var thread))
+				{
+					error = $"unknown guest thread 0x{threadHandle:X16}";
+					return false;
+				}
+
+				if (thread.State == GuestThreadRunState.Exited)
+				{
+					returnValue = thread.ExitValue;
+					return true;
+				}
+
+				if (thread.State == GuestThreadRunState.Faulted)
+				{
+					error =
+						$"guest thread 0x{threadHandle:X16} faulted: " +
+						(thread.BlockReason ?? "unknown error");
+					return false;
+				}
+
+				hostThread = thread.HostThread;
+			}
+
+			if (hostThread is not null &&
+				!ReferenceEquals(hostThread, Thread.CurrentThread))
+			{
+				hostThread.Join(1);
+			}
+			else
+			{
+				Thread.Sleep(1);
+			}
+		}
+
+		error = "guest execution stopped while joining thread";
+		return false;
+	}
+
 	public void Pump(CpuContext callerContext, string reason)
 	{
 		_ = callerContext;
@@ -3254,6 +3368,7 @@ public sealed unsafe partial class DirectExecutionBackend : INativeCpuBackend, I
 				switch (exitReason)
 				{
 					case GuestNativeCallExitReason.Returned:
+						thread.ExitValue = thread.Context[CpuRegister.Rax];
 						thread.State = GuestThreadRunState.Exited;
 						break;
 					case GuestNativeCallExitReason.Blocked:

src/SharpEmu.Core/Memory/PhysicalVirtualMemory.cs

@@ -81,7 +81,7 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterWriteLock();
         try
         {
-            _regions.Add(new MemoryRegion
+            InsertRegionSorted(new MemoryRegion
             {
                 VirtualAddress = actualAddress,
                 Size = alignedSize,
@@ -210,7 +210,7 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterWriteLock();
         try
         {
-            _regions.Add(new MemoryRegion
+            InsertRegionSorted(new MemoryRegion
             {
                 VirtualAddress = actualAddress,
                 Size = alignedSize,
@@ -473,30 +473,34 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterReadLock();
         try
         {
-            foreach (var region in _regions)
+            var region = FindRegion(virtualAddress, (ulong)destination.Length);
+            if (region is not null &&
+                TryResolveRegionOffset(
+                    virtualAddress,
+                    (ulong)destination.Length,
+                    region,
+                    out var offset))
             {
-                if (TryResolveRegionOffset(virtualAddress, (ulong)destination.Length, region, out var offset))
+                var srcPtr = (void*)(region.VirtualAddress + offset);
+                if (destination.IsEmpty)
                 {
-                    var srcPtr = (void*)(region.VirtualAddress + offset);
+                    return true;
-                    if (destination.IsEmpty)
+                }
-                    {
-                        return true;
-                    }
 
-                    if (region.IsReservedOnly)
+                if (region.IsReservedOnly)
+                {
+                    if (!EnsureRangeCommitted((ulong)srcPtr, (ulong)destination.Length, region))
                     {
-                        if (!EnsureRangeCommitted((ulong)srcPtr, (ulong)destination.Length, region))
+                        return false;
-                        {
-                            return false;
-                        }
-                    }
-
-                    if (!CanReadWithoutProtectionChange((ulong)srcPtr, (ulong)destination.Length, region))
-                    {
-                        requiresExclusiveAccess = true;
-                        break;
                     }
+                }
 
+                if (!CanReadWithoutProtectionChange((ulong)srcPtr, (ulong)destination.Length, region))
+                {
+                    requiresExclusiveAccess = true;
+                }
+                else
+                {
                     fixed (byte* destPtr = destination)
                     {
                         Buffer.MemoryCopy(srcPtr, destPtr, (nuint)destination.Length, (nuint)destination.Length);
@@ -533,30 +537,34 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterReadLock();
         try
         {
-            foreach (var region in _regions)
+            var region = FindRegion(virtualAddress, (ulong)source.Length);
+            if (region is not null &&
+                TryResolveRegionOffset(
+                    virtualAddress,
+                    (ulong)source.Length,
+                    region,
+                    out var offset))
             {
-                if (TryResolveRegionOffset(virtualAddress, (ulong)source.Length, region, out var offset))
+                var destPtr = (void*)(region.VirtualAddress + offset);
+                if (source.IsEmpty)
                 {
-                    var destPtr = (void*)(region.VirtualAddress + offset);
+                    return true;
-                    if (source.IsEmpty)
+                }
-                    {
-                        return true;
-                    }
 
-                    if (region.IsReservedOnly)
+                if (region.IsReservedOnly)
+                {
+                    if (!EnsureRangeCommitted((ulong)destPtr, (ulong)source.Length, region))
                     {
-                        if (!EnsureRangeCommitted((ulong)destPtr, (ulong)source.Length, region))
+                        return false;
-                        {
-                            return false;
-                        }
-                    }
-
-                    if (!CanWriteWithoutProtectionChange((ulong)destPtr, (ulong)source.Length, region))
-                    {
-                        requiresExclusiveAccess = true;
-                        break;
                     }
+                }
 
+                if (!CanWriteWithoutProtectionChange((ulong)destPtr, (ulong)source.Length, region))
+                {
+                    requiresExclusiveAccess = true;
+                }
+                else
+                {
                     fixed (byte* srcPtr = source)
                     {
                         Buffer.MemoryCopy(srcPtr, destPtr, (nuint)source.Length, (nuint)source.Length);
@@ -589,13 +597,14 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
 
     private bool TryReadExclusive(ulong virtualAddress, Span<byte> destination)
     {
-        foreach (var region in _regions)
+        var region = FindRegion(virtualAddress, (ulong)destination.Length);
+        if (region is not null &&
+            TryResolveRegionOffset(
+                virtualAddress,
+                (ulong)destination.Length,
+                region,
+                out var offset))
         {
-            if (!TryResolveRegionOffset(virtualAddress, (ulong)destination.Length, region, out var offset))
-            {
-                continue;
-            }
-
             var srcPtr = (void*)(region.VirtualAddress + offset);
             if (!EnsureRangeCommitted((ulong)srcPtr, (ulong)destination.Length, region))
             {
@@ -637,13 +646,14 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
 
     private bool TryWriteExclusive(ulong virtualAddress, ReadOnlySpan<byte> source)
     {
-        foreach (var region in _regions)
+        var region = FindRegion(virtualAddress, (ulong)source.Length);
+        if (region is not null &&
+            TryResolveRegionOffset(
+                virtualAddress,
+                (ulong)source.Length,
+                region,
+                out var offset))
         {
-            if (!TryResolveRegionOffset(virtualAddress, (ulong)source.Length, region, out var offset))
-            {
-                continue;
-            }
-
             var destPtr = (void*)(region.VirtualAddress + offset);
             if (!EnsureRangeCommitted((ulong)destPtr, (ulong)source.Length, region))
             {
@@ -699,15 +709,9 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterReadLock();
         try
         {
-            foreach (var region in _regions)
+            return FindRegion(virtualAddress, 1) is not null
-            {
+                ? (void*)virtualAddress
-                if (virtualAddress >= region.VirtualAddress &&
+                : null;
-                    virtualAddress < region.VirtualAddress + region.Size)
-                {
-                    return (void*)virtualAddress;
-                }
-            }
-            return null;
         }
         finally
         {
@@ -720,14 +724,7 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
         _gate.EnterReadLock();
         try
         {
-            foreach (var region in _regions)
+            return FindRegion(virtualAddress, size) is not null;
-            {
-                if (TryResolveRegionOffset(virtualAddress, size, region, out _))
-                {
-                    return true;
-                }
-            }
-            return false;
         }
         finally
         {
@@ -737,14 +734,48 @@ public sealed unsafe class PhysicalVirtualMemory : IVirtualMemory, IGuestMemoryA
 
     private MemoryRegion? FindRegion(ulong address, ulong size)
     {
-        foreach (var region in _regions)
+        var low = 0;
+        var high = _regions.Count - 1;
+        MemoryRegion? candidate = null;
+        while (low <= high)
         {
-            if (TryResolveRegionOffset(address, size, region, out _))
+            var middle = low + ((high - low) >> 1);
+            var region = _regions[middle];
+            if (region.VirtualAddress <= address)
             {
-                return region;
+                candidate = region;
+                low = middle + 1;
+            }
+            else
+            {
+                high = middle - 1;
             }
         }
-        return null;
+
+        return candidate is not null &&
+            TryResolveRegionOffset(address, size, candidate, out _)
+                ? candidate
+                : null;
+    }
+
+    private void InsertRegionSorted(MemoryRegion region)
+    {
+        var low = 0;
+        var high = _regions.Count;
+        while (low < high)
+        {
+            var middle = low + ((high - low) >> 1);
+            if (_regions[middle].VirtualAddress < region.VirtualAddress)
+            {
+                low = middle + 1;
+            }
+            else
+            {
+                high = middle;
+            }
+        }
+
+        _regions.Insert(low, region);
     }
 
     private bool TryGetOverlappingRegionEnd(ulong address, ulong size, out ulong overlapEnd)

src/SharpEmu.Core/packages.lock.json

@@ -41,11 +41,6 @@
         "resolved": "2.23.0",
         "contentHash": "r8PdIVzME8EH0qAgbmRPO87I4GfgR2j8TofT7EMuRJDf1QluoQwnVypDoFJjQ2ZBSRsGYk5unYxxogI05Ogsmw=="
       },
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Silk.NET.Windowing.Common": {
         "type": "Transitive",
         "resolved": "2.23.0",
@@ -76,7 +71,6 @@
         "type": "Project",
         "dependencies": {
           "SharpEmu.HLE": "[1.0.0, )",
-          "Silk.NET.Shaderc": "[2.23.0, )",
           "Silk.NET.Vulkan": "[2.23.0, )",
           "Silk.NET.Vulkan.Extensions.KHR": "[2.23.0, )",
           "Silk.NET.Windowing": "[2.23.0, )"
@@ -85,16 +79,6 @@
       "sharpemu.logging": {
         "type": "Project"
       },
-      "Silk.NET.Shaderc": {
-        "type": "CentralTransitive",
-        "requested": "[2.23.0, )",
-        "resolved": "2.23.0",
-        "contentHash": "+pXfOhmSCeeMECOo9HMi3C63LVbQ7FBxPFgxPKOT6mXD8Gg/90Wt4fLX4LqUuVbGid5LW6BXAUu1g17XQoawdA==",
-        "dependencies": {
-          "Silk.NET.Core": "2.23.0",
-          "Silk.NET.Shaderc.Native": "2.23.0"
-        }
-      },
       "Silk.NET.Vulkan": {
         "type": "CentralTransitive",
         "requested": "[2.23.0, )",

src/SharpEmu.HLE/GuestThreadExecution.cs

@@ -29,6 +29,12 @@ public interface IGuestThreadScheduler
 
     bool TryStartThread(CpuContext creatorContext, GuestThreadStartRequest request, out string? error);
 
+    bool TryJoinThread(
+        CpuContext callerContext,
+        ulong threadHandle,
+        out ulong returnValue,
+        out string? error);
+
     void Pump(CpuContext callerContext, string reason);
 
     int WakeBlockedThreads(string wakeKey, int maxCount = int.MaxValue);

src/SharpEmu.Libs/Agc/Gen5ShaderIr.cs

@@ -0,0 +1,313 @@
+// Copyright (C) 2026 SharpEmu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+namespace SharpEmu.Libs.Agc;
+
+internal enum Gen5ShaderEncoding
+{
+    Sop1,
+    Sop2,
+    Sopc,
+    Sopp,
+    Sopk,
+    Smrd,
+    Smem,
+    Mubuf,
+    Mtbuf,
+    Vop1,
+    Vop2,
+    Vopc,
+    Vop3,
+    Vintrp,
+    Ds,
+    Flat,
+    Vop3p,
+    Mimg,
+    Exp,
+}
+
+internal enum Gen5OperandKind
+{
+    ScalarRegister,
+    VectorRegister,
+    EncodedConstant,
+    LiteralConstant,
+}
+
+internal enum Gen5ShaderResourceKind
+{
+    ReadOnlyTexture,
+    ReadWriteTexture,
+    Sampler,
+    ConstantBuffer,
+}
+
+internal enum Gen5PixelOutputKind
+{
+    Float,
+    Uint,
+    Sint,
+}
+
+internal enum Gen5SpirvStage
+{
+    Vertex,
+    Pixel,
+    Compute,
+}
+
+internal sealed record Gen5SpirvShader(
+    byte[] Spirv,
+    IReadOnlyList<Gen5GlobalMemoryBinding> GlobalMemoryBindings,
+    IReadOnlyList<Gen5ImageBinding> ImageBindings,
+    uint AttributeCount,
+    IReadOnlyList<Gen5VertexInputBinding> VertexInputs);
+
+internal readonly record struct Gen5ShaderResourceMapping(
+    Gen5ShaderResourceKind Kind,
+    uint Slot,
+    uint OffsetDwords,
+    bool SizeFlag);
+
+internal sealed record Gen5ShaderMetadata(
+    uint ExtendedUserDataSizeDwords,
+    uint ShaderResourceTableSizeDwords,
+    IReadOnlyDictionary<uint, uint> DirectResources,
+    IReadOnlyList<Gen5ShaderResourceMapping> Resources);
+
+internal readonly record struct Gen5ComputeSystemRegisters(
+    uint? WorkGroupXRegister,
+    uint? WorkGroupYRegister,
+    uint? WorkGroupZRegister,
+    uint? ThreadGroupSizeRegister)
+{
+    public bool TryGetExpression(uint scalarRegister, out string expression)
+    {
+        if (WorkGroupXRegister == scalarRegister)
+        {
+            expression = "gl_WorkGroupID.x";
+            return true;
+        }
+
+        if (WorkGroupYRegister == scalarRegister)
+        {
+            expression = "gl_WorkGroupID.y";
+            return true;
+        }
+
+        if (WorkGroupZRegister == scalarRegister)
+        {
+            expression = "gl_WorkGroupID.z";
+            return true;
+        }
+
+        if (ThreadGroupSizeRegister == scalarRegister)
+        {
+            expression = "(gl_WorkGroupSize.x * gl_WorkGroupSize.y * gl_WorkGroupSize.z)";
+            return true;
+        }
+
+        expression = string.Empty;
+        return false;
+    }
+
+    public void ClearStaticValues(Span<uint> scalarRegisters)
+    {
+        ClearStaticValue(scalarRegisters, WorkGroupXRegister);
+        ClearStaticValue(scalarRegisters, WorkGroupYRegister);
+        ClearStaticValue(scalarRegisters, WorkGroupZRegister);
+        ClearStaticValue(scalarRegisters, ThreadGroupSizeRegister);
+    }
+
+    private static void ClearStaticValue(Span<uint> scalarRegisters, uint? scalarRegister)
+    {
+        if (scalarRegister is { } register && register < scalarRegisters.Length)
+        {
+            scalarRegisters[(int)register] = 0;
+        }
+    }
+}
+
+internal sealed record Gen5ShaderState(
+    Gen5ShaderProgram Program,
+    IReadOnlyList<uint> UserData,
+    Gen5ShaderMetadata? Metadata,
+    Gen5ComputeSystemRegisters? ComputeSystemRegisters = null,
+    uint UserDataScalarRegisterBase = 0);
+
+internal readonly record struct Gen5Operand(Gen5OperandKind Kind, uint Value)
+{
+    public static Gen5Operand Scalar(uint index) =>
+        new(Gen5OperandKind.ScalarRegister, index);
+
+    public static Gen5Operand Vector(uint index) =>
+        new(Gen5OperandKind.VectorRegister, index);
+
+    public static Gen5Operand Source(uint encoded, uint? literal = null)
+    {
+        if (encoded >= 256)
+        {
+            return Vector(encoded - 256);
+        }
+
+        if (encoded is 249 or 255 && literal.HasValue)
+        {
+            return new(Gen5OperandKind.LiteralConstant, literal.Value);
+        }
+
+        if (encoded <= 105 || encoded is 106 or 107 or 124 or 126 or 127)
+        {
+            return Scalar(encoded);
+        }
+
+        return new(Gen5OperandKind.EncodedConstant, encoded);
+    }
+
+    public override string ToString() => Kind switch
+    {
+        Gen5OperandKind.ScalarRegister => $"s{Value}",
+        Gen5OperandKind.VectorRegister => $"v{Value}",
+        Gen5OperandKind.LiteralConstant => $"0x{Value:X8}",
+        _ => $"src[{Value}]",
+    };
+}
+
+internal abstract record Gen5InstructionControl;
+
+internal sealed record Gen5ImageControl(
+    uint Dmask,
+    uint VectorAddress,
+    IReadOnlyList<uint> AddressRegisters,
+    uint VectorData,
+    uint ScalarResource,
+    uint ScalarSampler,
+    uint Dimension,
+    bool IsArray,
+    bool Glc,
+    bool Slc) : Gen5InstructionControl
+{
+    public uint GetAddressRegister(int component) =>
+        component < AddressRegisters.Count
+            ? AddressRegisters[component]
+            : VectorAddress + (uint)component;
+}
+
+internal sealed record Gen5GlobalMemoryControl(
+    uint DwordCount,
+    uint VectorAddress,
+    uint VectorData,
+    uint ScalarAddress,
+    int OffsetBytes,
+    bool Glc,
+    bool Slc) : Gen5InstructionControl;
+
+internal sealed record Gen5BufferMemoryControl(
+    uint DwordCount,
+    uint VectorAddress,
+    uint VectorData,
+    uint ScalarResource,
+    int OffsetBytes,
+    bool IndexEnabled,
+    bool OffsetEnabled,
+    bool Glc,
+    bool Slc) : Gen5InstructionControl;
+
+internal sealed record Gen5ExportControl(
+    uint Target,
+    uint EnableMask,
+    bool Compressed,
+    bool Done,
+    bool ValidMask) : Gen5InstructionControl;
+
+internal sealed record Gen5InterpolationControl(
+    uint Attribute,
+    uint Channel) : Gen5InstructionControl;
+
+internal sealed record Gen5Vop3Control(
+    uint AbsoluteMask,
+    uint NegateMask,
+    uint OutputModifier,
+    bool Clamp,
+    uint? ScalarDestination) : Gen5InstructionControl;
+
+internal sealed record Gen5SdwaControl(
+    uint DestinationSelect,
+    uint Source0Select,
+    uint Source1Select,
+    uint AbsoluteMask,
+    uint NegateMask,
+    uint OutputModifier,
+    bool Clamp) : Gen5InstructionControl;
+
+internal sealed record Gen5DppControl(
+    uint Control,
+    bool FetchInactive,
+    bool BoundControl,
+    uint AbsoluteMask,
+    uint NegateMask,
+    uint BankMask,
+    uint RowMask) : Gen5InstructionControl;
+
+internal sealed record Gen5ScalarMemoryControl(
+    uint DestinationCount,
+    int ImmediateOffsetBytes,
+    uint? DynamicOffsetRegister) : Gen5InstructionControl;
+
+internal sealed record Gen5DataShareControl(
+    uint Offset0,
+    uint Offset1,
+    bool Gds) : Gen5InstructionControl;
+
+internal sealed record Gen5ImageBinding(
+    uint Pc,
+    string Opcode,
+    Gen5ImageControl Control,
+    IReadOnlyList<uint> ResourceDescriptor,
+    IReadOnlyList<uint> SamplerDescriptor,
+    uint? MipLevel);
+
+internal sealed record Gen5GlobalMemoryBinding(
+    uint ScalarAddress,
+    ulong BaseAddress,
+    IReadOnlyList<uint> InstructionPcs,
+    byte[] Data);
+
+internal sealed record Gen5VertexInputBinding(
+    uint Pc,
+    uint Location,
+    uint ComponentCount,
+    uint DataFormat,
+    uint NumberFormat,
+    ulong BaseAddress,
+    uint Stride,
+    uint OffsetBytes,
+    byte[] Data);
+
+internal sealed record Gen5ShaderEvaluation(
+    IReadOnlyList<uint> InitialScalarRegisters,
+    IReadOnlyList<uint> ScalarRegisters,
+    IReadOnlyDictionary<uint, IReadOnlyList<uint>> ScalarRegistersByPc,
+    IReadOnlyList<Gen5ImageBinding> ImageBindings,
+    IReadOnlyList<Gen5GlobalMemoryBinding> GlobalMemoryBindings,
+    Gen5ComputeSystemRegisters? ComputeSystemRegisters = null,
+    IReadOnlySet<uint>? RuntimeScalarRegisters = null,
+    IReadOnlyList<Gen5VertexInputBinding>? VertexInputs = null);
+
+internal sealed record Gen5ShaderInstruction(
+    uint Pc,
+    Gen5ShaderEncoding Encoding,
+    string Opcode,
+    IReadOnlyList<uint> Words,
+    IReadOnlyList<Gen5Operand> Sources,
+    IReadOnlyList<Gen5Operand> Destinations,
+    Gen5InstructionControl? Control);
+
+internal sealed record Gen5ShaderProgram(
+    ulong Address,
+    IReadOnlyList<Gen5ShaderInstruction> Instructions)
+{
+    public IEnumerable<Gen5ImageControl> ImageResources =>
+        Instructions
+            .Select(instruction => instruction.Control)
+            .OfType<Gen5ImageControl>();
+}

src/SharpEmu.Libs/Agc/Gen5ShaderMetadataReader.cs

@@ -0,0 +1,154 @@
+// Copyright (C) 2026 SharpEmu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+using SharpEmu.HLE;
+using System.Buffers.Binary;
+
+namespace SharpEmu.Libs.Agc;
+
+internal static class Gen5ShaderMetadataReader
+{
+    private const ulong ShaderUserDataOffset = 0x08;
+    private const int ResourceClassCount = 4;
+    private const int MaxMetadataEntries = 4096;
+
+    public static bool TryRead(
+        CpuContext ctx,
+        ulong shaderHeaderAddress,
+        out Gen5ShaderMetadata metadata)
+    {
+        metadata = default!;
+        if (!TryReadUInt64(ctx, shaderHeaderAddress + ShaderUserDataOffset, out var userDataAddress) ||
+            userDataAddress == 0 ||
+            !TryReadUInt64(ctx, userDataAddress, out var directResourceOffsetsAddress))
+        {
+            return false;
+        }
+
+        var resourceOffsets = new ulong[ResourceClassCount];
+        for (var resourceClass = 0; resourceClass < ResourceClassCount; resourceClass++)
+        {
+            if (!TryReadUInt64(
+                    ctx,
+                    userDataAddress + 0x08 + (ulong)(resourceClass * sizeof(ulong)),
+                    out resourceOffsets[resourceClass]))
+            {
+                return false;
+            }
+        }
+
+        if (!TryReadUInt16(ctx, userDataAddress + 0x28, out var extendedUserDataSize) ||
+            !TryReadUInt16(ctx, userDataAddress + 0x2A, out var shaderResourceTableSize) ||
+            !TryReadUInt16(ctx, userDataAddress + 0x2C, out var directResourceCount) ||
+            directResourceCount > MaxMetadataEntries)
+        {
+            return false;
+        }
+
+        var resourceCounts = new ushort[ResourceClassCount];
+        for (var resourceClass = 0; resourceClass < ResourceClassCount; resourceClass++)
+        {
+            if (!TryReadUInt16(
+                    ctx,
+                    userDataAddress + 0x2E + (ulong)(resourceClass * sizeof(ushort)),
+                    out resourceCounts[resourceClass]) ||
+                resourceCounts[resourceClass] > MaxMetadataEntries)
+            {
+                return false;
+            }
+        }
+
+        var directResources = new Dictionary<uint, uint>();
+        if (directResourceCount != 0)
+        {
+            if (directResourceOffsetsAddress == 0)
+            {
+                return false;
+            }
+
+            for (uint type = 0; type < directResourceCount; type++)
+            {
+                if (!TryReadUInt16(ctx, directResourceOffsetsAddress + type * sizeof(ushort), out var offset))
+                {
+                    return false;
+                }
+
+                if (offset != ushort.MaxValue)
+                {
+                    directResources[type] = offset;
+                }
+            }
+        }
+
+        var resources = new List<Gen5ShaderResourceMapping>();
+        for (var resourceClass = 0; resourceClass < ResourceClassCount; resourceClass++)
+        {
+            var count = resourceCounts[resourceClass];
+            if (count == 0)
+            {
+                continue;
+            }
+
+            if (resourceOffsets[resourceClass] == 0)
+            {
+                return false;
+            }
+
+            for (uint slot = 0; slot < count; slot++)
+            {
+                if (!TryReadUInt16(
+                        ctx,
+                        resourceOffsets[resourceClass] + slot * sizeof(ushort),
+                        out var sharp))
+                {
+                    return false;
+                }
+
+                var offset = (uint)(sharp & 0x7FFF);
+                if (offset == 0x7FFF)
+                {
+                    continue;
+                }
+
+                resources.Add(new Gen5ShaderResourceMapping(
+                    (Gen5ShaderResourceKind)resourceClass,
+                    slot,
+                    offset,
+                    (sharp & 0x8000) != 0));
+            }
+        }
+
+        metadata = new Gen5ShaderMetadata(
+            extendedUserDataSize,
+            shaderResourceTableSize,
+            directResources,
+            resources);
+        return true;
+    }
+
+    private static bool TryReadUInt16(CpuContext ctx, ulong address, out ushort value)
+    {
+        Span<byte> bytes = stackalloc byte[sizeof(ushort)];
+        if (!ctx.Memory.TryRead(address, bytes))
+        {
+            value = 0;
+            return false;
+        }
+
+        value = BinaryPrimitives.ReadUInt16LittleEndian(bytes);
+        return true;
+    }
+
+    private static bool TryReadUInt64(CpuContext ctx, ulong address, out ulong value)
+    {
+        Span<byte> bytes = stackalloc byte[sizeof(ulong)];
+        if (!ctx.Memory.TryRead(address, bytes))
+        {
+            value = 0;
+            return false;
+        }
+
+        value = BinaryPrimitives.ReadUInt64LittleEndian(bytes);
+        return true;
+    }
+}

src/SharpEmu.Libs/Agc/SpirvFixedShaders.cs

@@ -0,0 +1,167 @@
+// Copyright (C) 2026 SharpEmu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+namespace SharpEmu.Libs.Agc;
+
+internal static class SpirvFixedShaders
+{
+    public static byte[] CreateFullscreenVertex(uint attributeCount)
+    {
+        var module = new SpirvModuleBuilder();
+        module.AddCapability(SpirvCapability.Shader);
+
+        var voidType = module.TypeVoid();
+        var boolType = module.TypeBool();
+        var uintType = module.TypeInt(32, signed: false);
+        var floatType = module.TypeFloat(32);
+        var vec4Type = module.TypeVector(floatType, 4);
+        var inputUintPointer = module.TypePointer(SpirvStorageClass.Input, uintType);
+        var outputVec4Pointer = module.TypePointer(SpirvStorageClass.Output, vec4Type);
+
+        var vertexIndex = module.AddGlobalVariable(inputUintPointer, SpirvStorageClass.Input);
+        module.AddName(vertexIndex, "vertexIndex");
+        module.AddDecoration(
+            vertexIndex,
+            SpirvDecoration.BuiltIn,
+            (uint)SpirvBuiltIn.VertexIndex);
+
+        var position = module.AddGlobalVariable(outputVec4Pointer, SpirvStorageClass.Output);
+        module.AddName(position, "position");
+        module.AddDecoration(position, SpirvDecoration.BuiltIn, (uint)SpirvBuiltIn.Position);
+
+        var attributes = new uint[attributeCount];
+        for (uint index = 0; index < attributeCount; index++)
+        {
+            attributes[index] =
+                module.AddGlobalVariable(outputVec4Pointer, SpirvStorageClass.Output);
+            module.AddName(attributes[index], $"attr{index}");
+            module.AddDecoration(attributes[index], SpirvDecoration.Location, index);
+            module.AddDecoration(attributes[index], SpirvDecoration.NoPerspective);
+        }
+
+        var functionType = module.TypeFunction(voidType);
+        var main = module.BeginFunction(voidType, functionType);
+        module.AddName(main, "main");
+        module.AddLabel();
+
+        var indexValue = module.AddInstruction(SpirvOp.Load, uintType, vertexIndex);
+        var one = module.Constant(uintType, 1);
+        var two = module.Constant(uintType, 2);
+        var shifted = module.AddInstruction(SpirvOp.ShiftLeftLogical, uintType, indexValue, one);
+        var xBits = module.AddInstruction(SpirvOp.BitwiseAnd, uintType, shifted, two);
+        var yBits = module.AddInstruction(SpirvOp.BitwiseAnd, uintType, indexValue, two);
+        var x = module.AddInstruction(SpirvOp.ConvertUToF, floatType, xBits);
+        var y = module.AddInstruction(SpirvOp.ConvertUToF, floatType, yBits);
+        var zero = module.ConstantFloat(floatType, 0f);
+        var oneFloat = module.ConstantFloat(floatType, 1f);
+        var twoFloat = module.ConstantFloat(floatType, 2f);
+        var xPosition = module.AddInstruction(SpirvOp.FMul, floatType, x, twoFloat);
+        xPosition = module.AddInstruction(SpirvOp.FSub, floatType, xPosition, oneFloat);
+        var yPosition = module.AddInstruction(SpirvOp.FMul, floatType, y, twoFloat);
+        yPosition = module.AddInstruction(SpirvOp.FSub, floatType, yPosition, oneFloat);
+        var positionValue = module.AddInstruction(
+            SpirvOp.CompositeConstruct,
+            vec4Type,
+            xPosition,
+            yPosition,
+            zero,
+            oneFloat);
+        module.AddStatement(SpirvOp.Store, position, positionValue);
+
+        var attributeValue = module.AddInstruction(
+            SpirvOp.CompositeConstruct,
+            vec4Type,
+            x,
+            y,
+            zero,
+            oneFloat);
+        foreach (var attribute in attributes)
+        {
+            module.AddStatement(SpirvOp.Store, attribute, attributeValue);
+        }
+
+        module.AddStatement(SpirvOp.Return);
+        module.EndFunction();
+
+        var interfaces = new uint[2 + attributes.Length];
+        interfaces[0] = vertexIndex;
+        interfaces[1] = position;
+        attributes.CopyTo(interfaces, 2);
+        module.AddEntryPoint(SpirvExecutionModel.Vertex, main, "main", interfaces);
+        _ = boolType;
+        return module.Build();
+    }
+
+    public static byte[] CreateCopyFragment()
+    {
+        var module = new SpirvModuleBuilder();
+        module.AddCapability(SpirvCapability.Shader);
+
+        var voidType = module.TypeVoid();
+        var floatType = module.TypeFloat(32);
+        var vec2Type = module.TypeVector(floatType, 2);
+        var vec4Type = module.TypeVector(floatType, 4);
+        var inputVec4Pointer = module.TypePointer(SpirvStorageClass.Input, vec4Type);
+        var outputVec4Pointer = module.TypePointer(SpirvStorageClass.Output, vec4Type);
+        var imageType = module.TypeImage(
+            floatType,
+            SpirvImageDim.Dim2D,
+            depth: false,
+            arrayed: false,
+            multisampled: false,
+            sampled: 1,
+            SpirvImageFormat.Unknown);
+        var sampledImageType = module.TypeSampledImage(imageType);
+        var sampledImagePointer =
+            module.TypePointer(SpirvStorageClass.UniformConstant, sampledImageType);
+
+        var attribute = module.AddGlobalVariable(inputVec4Pointer, SpirvStorageClass.Input);
+        module.AddName(attribute, "attr0");
+        module.AddDecoration(attribute, SpirvDecoration.Location, 0);
+
+        var texture = module.AddGlobalVariable(
+            sampledImagePointer,
+            SpirvStorageClass.UniformConstant);
+        module.AddName(texture, "tex0");
+        module.AddDecoration(texture, SpirvDecoration.DescriptorSet, 0);
+        module.AddDecoration(texture, SpirvDecoration.Binding, 1);
+
+        var output = module.AddGlobalVariable(outputVec4Pointer, SpirvStorageClass.Output);
+        module.AddName(output, "outColor");
+        module.AddDecoration(output, SpirvDecoration.Location, 0);
+
+        var functionType = module.TypeFunction(voidType);
+        var main = module.BeginFunction(voidType, functionType);
+        module.AddName(main, "main");
+        module.AddLabel();
+
+        var attributeValue = module.AddInstruction(SpirvOp.Load, vec4Type, attribute);
+        var coordinates = module.AddInstruction(
+            SpirvOp.VectorShuffle,
+            vec2Type,
+            attributeValue,
+            attributeValue,
+            0,
+            1);
+        var sampledImage = module.AddInstruction(SpirvOp.Load, sampledImageType, texture);
+        var lod = module.ConstantFloat(floatType, 0f);
+        var color = module.AddInstruction(
+            SpirvOp.ImageSampleExplicitLod,
+            vec4Type,
+            sampledImage,
+            coordinates,
+            2,
+            lod);
+        module.AddStatement(SpirvOp.Store, output, color);
+        module.AddStatement(SpirvOp.Return);
+        module.EndFunction();
+
+        module.AddEntryPoint(
+            SpirvExecutionModel.Fragment,
+            main,
+            "main",
+            [attribute, texture, output]);
+        module.AddExecutionMode(main, SpirvExecutionMode.OriginUpperLeft);
+        return module.Build();
+    }
+}

src/SharpEmu.Libs/Agc/SpirvModuleBuilder.cs

@@ -0,0 +1,885 @@
+// Copyright (C) 2026 SharpEmu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+using System.Buffers.Binary;
+using System.Text;
+
+namespace SharpEmu.Libs.Agc;
+
+internal enum SpirvOp : ushort
+{
+    Nop = 0,
+    Name = 5,
+    Extension = 10,
+    ExtInstImport = 11,
+    ExtInst = 12,
+    MemoryModel = 14,
+    EntryPoint = 15,
+    ExecutionMode = 16,
+    Capability = 17,
+    TypeVoid = 19,
+    TypeBool = 20,
+    TypeInt = 21,
+    TypeFloat = 22,
+    TypeVector = 23,
+    TypeImage = 25,
+    TypeSampler = 26,
+    TypeSampledImage = 27,
+    TypeArray = 28,
+    TypeRuntimeArray = 29,
+    TypeStruct = 30,
+    TypePointer = 32,
+    TypeFunction = 33,
+    ConstantTrue = 41,
+    ConstantFalse = 42,
+    Constant = 43,
+    ConstantComposite = 44,
+    ConstantNull = 46,
+    Function = 54,
+    FunctionParameter = 55,
+    FunctionEnd = 56,
+    FunctionCall = 57,
+    Variable = 59,
+    Load = 61,
+    Store = 62,
+    AccessChain = 65,
+    ArrayLength = 68,
+    Decorate = 71,
+    VectorExtractDynamic = 77,
+    VectorInsertDynamic = 78,
+    VectorShuffle = 79,
+    CompositeConstruct = 80,
+    CompositeExtract = 81,
+    CompositeInsert = 82,
+    CopyObject = 83,
+    SampledImage = 86,
+    ImageSampleImplicitLod = 87,
+    ImageSampleExplicitLod = 88,
+    ImageSampleDrefImplicitLod = 89,
+    ImageSampleDrefExplicitLod = 90,
+    ImageFetch = 95,
+    ImageGather = 96,
+    ImageDrefGather = 97,
+    ImageRead = 98,
+    ImageWrite = 99,
+    Image = 100,
+    ImageQuerySizeLod = 103,
+    ImageQuerySize = 104,
+    ImageQueryLod = 105,
+    ImageQueryLevels = 106,
+    ImageQuerySamples = 107,
+    ConvertFToU = 109,
+    ConvertFToS = 110,
+    ConvertSToF = 111,
+    ConvertUToF = 112,
+    UConvert = 113,
+    SConvert = 114,
+    FConvert = 115,
+    Bitcast = 124,
+    SNegate = 126,
+    FNegate = 127,
+    IAdd = 128,
+    FAdd = 129,
+    ISub = 130,
+    FSub = 131,
+    IMul = 132,
+    FMul = 133,
+    UDiv = 134,
+    SDiv = 135,
+    FDiv = 136,
+    UMod = 137,
+    SRem = 138,
+    SMod = 139,
+    FRem = 140,
+    FMod = 141,
+    IAddCarry = 149,
+    ISubBorrow = 150,
+    UMulExtended = 151,
+    SMulExtended = 152,
+    Any = 154,
+    All = 155,
+    IsNan = 156,
+    IsInf = 157,
+    LogicalEqual = 164,
+    LogicalNotEqual = 165,
+    LogicalOr = 166,
+    LogicalAnd = 167,
+    LogicalNot = 168,
+    Select = 169,
+    IEqual = 170,
+    INotEqual = 171,
+    UGreaterThan = 172,
+    SGreaterThan = 173,
+    UGreaterThanEqual = 174,
+    SGreaterThanEqual = 175,
+    ULessThan = 176,
+    SLessThan = 177,
+    ULessThanEqual = 178,
+    SLessThanEqual = 179,
+    FOrdEqual = 180,
+    FUnordEqual = 181,
+    FOrdNotEqual = 182,
+    FUnordNotEqual = 183,
+    FOrdLessThan = 184,
+    FUnordLessThan = 185,
+    FOrdGreaterThan = 186,
+    FUnordGreaterThan = 187,
+    FOrdLessThanEqual = 188,
+    FUnordLessThanEqual = 189,
+    FOrdGreaterThanEqual = 190,
+    FUnordGreaterThanEqual = 191,
+    ShiftRightLogical = 194,
+    ShiftRightArithmetic = 195,
+    ShiftLeftLogical = 196,
+    BitwiseOr = 197,
+    BitwiseXor = 198,
+    BitwiseAnd = 199,
+    Not = 200,
+    BitFieldInsert = 201,
+    BitFieldSExtract = 202,
+    BitFieldUExtract = 203,
+    BitReverse = 204,
+    BitCount = 205,
+    ControlBarrier = 224,
+    MemoryBarrier = 225,
+    AtomicIAdd = 234,
+    Phi = 245,
+    LoopMerge = 246,
+    SelectionMerge = 247,
+    Label = 248,
+    Branch = 249,
+    BranchConditional = 250,
+    Switch = 251,
+    Kill = 252,
+    Return = 253,
+    ReturnValue = 254,
+    Unreachable = 255,
+    GroupNonUniformElect = 333,
+    GroupNonUniformAll = 334,
+    GroupNonUniformAny = 335,
+    GroupNonUniformAllEqual = 336,
+    GroupNonUniformBroadcast = 337,
+    GroupNonUniformBroadcastFirst = 338,
+    GroupNonUniformBallot = 339,
+    GroupNonUniformShuffle = 345,
+    GroupNonUniformShuffleXor = 346,
+    GroupNonUniformShuffleUp = 347,
+    GroupNonUniformShuffleDown = 348,
+}
+
+internal enum SpirvCapability : uint
+{
+    Shader = 1,
+    Float16 = 9,
+    Float64 = 10,
+    Int64 = 11,
+    Int16 = 22,
+    ImageGatherExtended = 25,
+    StorageImageExtendedFormats = 49,
+    ImageQuery = 50,
+    StorageImageReadWithoutFormat = 55,
+    StorageImageWriteWithoutFormat = 56,
+    GroupNonUniform = 61,
+    GroupNonUniformVote = 62,
+    GroupNonUniformBallot = 64,
+    GroupNonUniformShuffle = 65,
+    RuntimeDescriptorArray = 5302,
+}
+
+internal enum SpirvStorageClass : uint
+{
+    UniformConstant = 0,
+    Input = 1,
+    Uniform = 2,
+    Output = 3,
+    Workgroup = 4,
+    Private = 6,
+    Function = 7,
+    PushConstant = 9,
+    Image = 11,
+    StorageBuffer = 12,
+}
+
+internal enum SpirvExecutionModel : uint
+{
+    Vertex = 0,
+    Fragment = 4,
+    GLCompute = 5,
+}
+
+internal enum SpirvExecutionMode : uint
+{
+    OriginUpperLeft = 7,
+    DepthReplacing = 12,
+    LocalSize = 17,
+}
+
+internal enum SpirvDecoration : uint
+{
+    Block = 2,
+    ArrayStride = 6,
+    BuiltIn = 11,
+    NoPerspective = 13,
+    Flat = 14,
+    Location = 30,
+    Binding = 33,
+    DescriptorSet = 34,
+    Offset = 35,
+}
+
+internal enum SpirvBuiltIn : uint
+{
+    Position = 0,
+    VertexIndex = 42,
+    InstanceIndex = 43,
+    FragCoord = 15,
+    FrontFacing = 17,
+    WorkgroupId = 26,
+    LocalInvocationId = 27,
+    GlobalInvocationId = 28,
+    LocalInvocationIndex = 29,
+    SubgroupLocalInvocationId = 41,
+}
+
+internal enum SpirvImageDim : uint
+{
+    Dim1D = 0,
+    Dim2D = 1,
+    Dim3D = 2,
+    Cube = 3,
+    Buffer = 5,
+}
+
+internal enum SpirvImageFormat : uint
+{
+    Unknown = 0,
+    Rgba32f = 1,
+    Rgba16f = 2,
+    R32f = 3,
+    Rgba8 = 4,
+    Rgba8Snorm = 5,
+    Rg32f = 6,
+    Rg16f = 7,
+    R11fG11fB10f = 8,
+    R16f = 9,
+    Rgba16 = 10,
+    Rgb10A2 = 11,
+    Rg16 = 12,
+    Rg8 = 13,
+    R16 = 14,
+    R8 = 15,
+    Rgba16Snorm = 16,
+    Rg16Snorm = 17,
+    Rg8Snorm = 18,
+    R16Snorm = 19,
+    R8Snorm = 20,
+    Rgba32i = 21,
+    Rgba16i = 22,
+    Rgba8i = 23,
+    R32i = 24,
+    Rg32i = 25,
+    Rg16i = 26,
+    Rg8i = 27,
+    R16i = 28,
+    R8i = 29,
+    Rgba32ui = 30,
+    Rgba16ui = 31,
+    Rgba8ui = 32,
+    R32ui = 33,
+    Rgb10A2ui = 34,
+    Rg32ui = 35,
+    Rg16ui = 36,
+    Rg8ui = 37,
+    R16ui = 38,
+    R8ui = 39,
+}
+
+internal sealed class SpirvModuleBuilder
+{
+    private const uint Magic = 0x07230203;
+    private const uint Version15 = 0x00010500;
+    private const uint Generator = 0x53504500; // "SPE"
+
+    private readonly List<uint> _capabilities = [];
+    private readonly List<uint> _extensions = [];
+    private readonly List<uint> _imports = [];
+    private readonly List<uint> _memoryModel = [];
+    private readonly List<uint> _entryPoints = [];
+    private readonly List<uint> _executionModes = [];
+    private readonly List<uint> _debug = [];
+    private readonly List<uint> _annotations = [];
+    private readonly List<uint> _typesConstantsGlobals = [];
+    private readonly List<uint> _functions = [];
+    private readonly Dictionary<(uint Width, bool Signed), uint> _integerTypes = [];
+    private readonly Dictionary<uint, uint> _floatTypes = [];
+    private readonly Dictionary<(uint Component, uint Count), uint> _vectorTypes = [];
+    private readonly Dictionary<
+        (
+            uint SampledType,
+            SpirvImageDim Dimension,
+            bool Depth,
+            bool Arrayed,
+            bool Multisampled,
+            uint Sampled,
+            SpirvImageFormat Format
+        ),
+        uint> _imageTypes = [];
+    private readonly Dictionary<uint, uint> _sampledImageTypes = [];
+    private readonly Dictionary<(SpirvStorageClass Storage, uint Type), uint> _pointerTypes = [];
+    private readonly Dictionary<(uint Element, uint Count), uint> _arrayTypes = [];
+    private readonly Dictionary<uint, uint> _runtimeArrayTypes = [];
+    private readonly Dictionary<string, uint> _functionTypes = [];
+    private readonly Dictionary<(uint Type, ulong Value), uint> _constants = [];
+    private readonly HashSet<SpirvCapability> _declaredCapabilities = [];
+    private readonly Dictionary<string, uint> _extInstImports = [];
+    private uint _nextId = 1;
+    private uint? _voidType;
+    private uint? _boolType;
+
+    public uint AllocateId() => _nextId++;
+
+    public void AddCapability(SpirvCapability capability)
+    {
+        if (_declaredCapabilities.Add(capability))
+        {
+            Emit(_capabilities, SpirvOp.Capability, (uint)capability);
+        }
+    }
+
+    public void AddExtension(string extension) =>
+        EmitWithString(_extensions, SpirvOp.Extension, [], extension);
+
+    public uint ImportExtInst(string name)
+    {
+        if (_extInstImports.TryGetValue(name, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        EmitWithString(_imports, SpirvOp.ExtInstImport, [id], name);
+        _extInstImports.Add(name, id);
+        return id;
+    }
+
+    public void SetLogicalGlsl450MemoryModel() =>
+        Emit(_memoryModel, SpirvOp.MemoryModel, 0, 1);
+
+    public void AddEntryPoint(
+        SpirvExecutionModel model,
+        uint function,
+        string name,
+        IReadOnlyList<uint> interfaces)
+    {
+        var prefix = new uint[2 + interfaces.Count];
+        prefix[0] = (uint)model;
+        prefix[1] = function;
+        for (var index = 0; index < interfaces.Count; index++)
+        {
+            prefix[index + 2] = interfaces[index];
+        }
+
+        EmitWithString(_entryPoints, SpirvOp.EntryPoint, prefix, name, stringBeforeTailCount: 2);
+    }
+
+    public void AddExecutionMode(uint function, SpirvExecutionMode mode, params uint[] operands)
+    {
+        var values = new uint[2 + operands.Length];
+        values[0] = function;
+        values[1] = (uint)mode;
+        operands.CopyTo(values, 2);
+        Emit(_executionModes, SpirvOp.ExecutionMode, values);
+    }
+
+    public void AddName(uint target, string name) =>
+        EmitWithString(_debug, SpirvOp.Name, [target], name);
+
+    public void AddDecoration(uint target, SpirvDecoration decoration, params uint[] operands)
+    {
+        var values = new uint[2 + operands.Length];
+        values[0] = target;
+        values[1] = (uint)decoration;
+        operands.CopyTo(values, 2);
+        Emit(_annotations, SpirvOp.Decorate, values);
+    }
+
+    public void AddMemberDecoration(
+        uint target,
+        uint member,
+        SpirvDecoration decoration,
+        params uint[] operands)
+    {
+        var values = new uint[3 + operands.Length];
+        values[0] = target;
+        values[1] = member;
+        values[2] = (uint)decoration;
+        operands.CopyTo(values, 3);
+        EmitRaw(_annotations, 72, values);
+    }
+
+    public uint TypeVoid()
+    {
+        if (_voidType is { } existing)
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeVoid, id);
+        _voidType = id;
+        return id;
+    }
+
+    public uint TypeBool()
+    {
+        if (_boolType is { } existing)
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeBool, id);
+        _boolType = id;
+        return id;
+    }
+
+    public uint TypeInt(uint width, bool signed)
+    {
+        var key = (width, signed);
+        if (_integerTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeInt, id, width, signed ? 1u : 0u);
+        _integerTypes.Add(key, id);
+        return id;
+    }
+
+    public uint TypeFloat(uint width)
+    {
+        if (_floatTypes.TryGetValue(width, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeFloat, id, width);
+        _floatTypes.Add(width, id);
+        return id;
+    }
+
+    public uint TypeVector(uint componentType, uint count)
+    {
+        var key = (componentType, count);
+        if (_vectorTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeVector, id, componentType, count);
+        _vectorTypes.Add(key, id);
+        return id;
+    }
+
+    public uint TypeImage(
+        uint sampledType,
+        SpirvImageDim dimension,
+        bool depth,
+        bool arrayed,
+        bool multisampled,
+        uint sampled,
+        SpirvImageFormat format)
+    {
+        var key = (
+            sampledType,
+            dimension,
+            depth,
+            arrayed,
+            multisampled,
+            sampled,
+            format);
+        if (_imageTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(
+            _typesConstantsGlobals,
+            SpirvOp.TypeImage,
+            id,
+            sampledType,
+            (uint)dimension,
+            depth ? 1u : 0u,
+            arrayed ? 1u : 0u,
+            multisampled ? 1u : 0u,
+            sampled,
+            (uint)format);
+        _imageTypes.Add(key, id);
+        return id;
+    }
+
+    public uint TypeSampledImage(uint imageType)
+    {
+        if (_sampledImageTypes.TryGetValue(imageType, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeSampledImage, id, imageType);
+        _sampledImageTypes.Add(imageType, id);
+        return id;
+    }
+
+    public uint TypeArray(uint elementType, uint count)
+    {
+        var key = (elementType, count);
+        if (_arrayTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var length = Constant(TypeInt(32, false), count);
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeArray, id, elementType, length);
+        _arrayTypes.Add(key, id);
+        return id;
+    }
+
+    public uint TypeRuntimeArray(uint elementType)
+    {
+        if (_runtimeArrayTypes.TryGetValue(elementType, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypeRuntimeArray, id, elementType);
+        _runtimeArrayTypes.Add(elementType, id);
+        return id;
+    }
+
+    public uint TypeStruct(params uint[] memberTypes)
+    {
+        var id = AllocateId();
+        var operands = new uint[memberTypes.Length + 1];
+        operands[0] = id;
+        memberTypes.CopyTo(operands, 1);
+        Emit(_typesConstantsGlobals, SpirvOp.TypeStruct, operands);
+        return id;
+    }
+
+    public uint TypePointer(SpirvStorageClass storageClass, uint type)
+    {
+        var key = (storageClass, type);
+        if (_pointerTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.TypePointer, id, (uint)storageClass, type);
+        _pointerTypes.Add(key, id);
+        return id;
+    }
+
+    public uint TypeFunction(uint returnType, params uint[] parameterTypes)
+    {
+        var key = returnType + ":" + string.Join(',', parameterTypes);
+        if (_functionTypes.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        var operands = new uint[parameterTypes.Length + 2];
+        operands[0] = id;
+        operands[1] = returnType;
+        parameterTypes.CopyTo(operands, 2);
+        Emit(_typesConstantsGlobals, SpirvOp.TypeFunction, operands);
+        _functionTypes.Add(key, id);
+        return id;
+    }
+
+    public uint ConstantBool(bool value)
+    {
+        var type = TypeBool();
+        var key = (type, value ? 1UL : 0UL);
+        if (_constants.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(
+            _typesConstantsGlobals,
+            value ? SpirvOp.ConstantTrue : SpirvOp.ConstantFalse,
+            type,
+            id);
+        _constants.Add(key, id);
+        return id;
+    }
+
+    public uint Constant(uint type, uint value)
+    {
+        var key = (type, (ulong)value);
+        if (_constants.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.Constant, type, id, value);
+        _constants.Add(key, id);
+        return id;
+    }
+
+    public uint Constant64(uint type, ulong value)
+    {
+        var key = (type, value);
+        if (_constants.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(
+            _typesConstantsGlobals,
+            SpirvOp.Constant,
+            type,
+            id,
+            (uint)value,
+            (uint)(value >> 32));
+        _constants.Add(key, id);
+        return id;
+    }
+
+    public uint ConstantFloat(uint type, float value) =>
+        Constant(type, BitConverter.SingleToUInt32Bits(value));
+
+    public uint ConstantComposite(uint type, params uint[] constituents)
+    {
+        var id = AllocateId();
+        var operands = new uint[constituents.Length + 2];
+        operands[0] = type;
+        operands[1] = id;
+        constituents.CopyTo(operands, 2);
+        Emit(_typesConstantsGlobals, SpirvOp.ConstantComposite, operands);
+        return id;
+    }
+
+    public uint ConstantNull(uint type)
+    {
+        var key = (type, ulong.MaxValue);
+        if (_constants.TryGetValue(key, out var existing))
+        {
+            return existing;
+        }
+
+        var id = AllocateId();
+        Emit(_typesConstantsGlobals, SpirvOp.ConstantNull, type, id);
+        _constants.Add(key, id);
+        return id;
+    }
+
+    public uint AddGlobalVariable(
+        uint pointerType,
+        SpirvStorageClass storageClass,
+        uint? initializer = null)
+    {
+        var id = AllocateId();
+        if (initializer.HasValue)
+        {
+            Emit(
+                _typesConstantsGlobals,
+                SpirvOp.Variable,
+                pointerType,
+                id,
+                (uint)storageClass,
+                initializer.Value);
+        }
+        else
+        {
+            Emit(_typesConstantsGlobals, SpirvOp.Variable, pointerType, id, (uint)storageClass);
+        }
+
+        return id;
+    }
+
+    public uint BeginFunction(uint returnType, uint functionType)
+    {
+        var id = AllocateId();
+        Emit(_functions, SpirvOp.Function, returnType, id, 0, functionType);
+        return id;
+    }
+
+    public uint AddFunctionParameter(uint type) =>
+        EmitResult(_functions, SpirvOp.FunctionParameter, type);
+
+    public uint AddLabel(uint? id = null)
+    {
+        var result = id ?? AllocateId();
+        Emit(_functions, SpirvOp.Label, result);
+        return result;
+    }
+
+    public uint AddFunctionVariable(uint pointerType, uint? initializer = null)
+    {
+        var id = AllocateId();
+        if (initializer.HasValue)
+        {
+            Emit(
+                _functions,
+                SpirvOp.Variable,
+                pointerType,
+                id,
+                (uint)SpirvStorageClass.Function,
+                initializer.Value);
+        }
+        else
+        {
+            Emit(
+                _functions,
+                SpirvOp.Variable,
+                pointerType,
+                id,
+                (uint)SpirvStorageClass.Function);
+        }
+
+        return id;
+    }
+
+    public uint AddInstruction(SpirvOp opcode, uint resultType, params uint[] operands) =>
+        EmitResult(_functions, opcode, resultType, operands);
+
+    public void AddStatement(SpirvOp opcode, params uint[] operands) =>
+        Emit(_functions, opcode, operands);
+
+    public void EndFunction() => Emit(_functions, SpirvOp.FunctionEnd);
+
+    public byte[] Build()
+    {
+        if (_memoryModel.Count == 0)
+        {
+            SetLogicalGlsl450MemoryModel();
+        }
+
+        var wordCount =
+            5 +
+            _capabilities.Count +
+            _extensions.Count +
+            _imports.Count +
+            _memoryModel.Count +
+            _entryPoints.Count +
+            _executionModes.Count +
+            _debug.Count +
+            _annotations.Count +
+            _typesConstantsGlobals.Count +
+            _functions.Count;
+        var words = new uint[wordCount];
+        var offset = 0;
+        WriteWord(Magic);
+        WriteWord(Version15);
+        WriteWord(Generator);
+        WriteWord(_nextId);
+        WriteWord(0);
+        WriteSection(_capabilities);
+        WriteSection(_extensions);
+        WriteSection(_imports);
+        WriteSection(_memoryModel);
+        WriteSection(_entryPoints);
+        WriteSection(_executionModes);
+        WriteSection(_debug);
+        WriteSection(_annotations);
+        WriteSection(_typesConstantsGlobals);
+        WriteSection(_functions);
+        var bytes = new byte[wordCount * sizeof(uint)];
+        Buffer.BlockCopy(words, 0, bytes, 0, bytes.Length);
+        return bytes;
+
+        void WriteWord(uint value)
+        {
+            words[offset++] = value;
+        }
+
+        void WriteSection(List<uint> section)
+        {
+            foreach (var value in section)
+            {
+                WriteWord(value);
+            }
+        }
+    }
+
+    private uint EmitResult(
+        List<uint> section,
+        SpirvOp opcode,
+        uint resultType,
+        params uint[] operands)
+    {
+        var result = AllocateId();
+        var values = new uint[operands.Length + 2];
+        values[0] = resultType;
+        values[1] = result;
+        operands.CopyTo(values, 2);
+        Emit(section, opcode, values);
+        return result;
+    }
+
+    private static void Emit(List<uint> section, SpirvOp opcode, params uint[] operands) =>
+        EmitRaw(section, (ushort)opcode, operands);
+
+    private static void EmitRaw(List<uint> section, ushort opcode, params uint[] operands)
+    {
+        section.Add(((uint)(operands.Length + 1) << 16) | opcode);
+        section.AddRange(operands);
+    }
+
+    private static void EmitWithString(
+        List<uint> section,
+        SpirvOp opcode,
+        IReadOnlyList<uint> prefix,
+        string value,
+        int stringBeforeTailCount = -1)
+    {
+        var encoded = EncodeString(value);
+        if (stringBeforeTailCount < 0)
+        {
+            var operands = new uint[prefix.Count + encoded.Length];
+            for (var index = 0; index < prefix.Count; index++)
+            {
+                operands[index] = prefix[index];
+            }
+
+            encoded.CopyTo(operands, prefix.Count);
+            Emit(section, opcode, operands);
+            return;
+        }
+
+        var result = new uint[prefix.Count + encoded.Length];
+        for (var index = 0; index < stringBeforeTailCount; index++)
+        {
+            result[index] = prefix[index];
+        }
+
+        encoded.CopyTo(result, stringBeforeTailCount);
+        for (var index = stringBeforeTailCount; index < prefix.Count; index++)
+        {
+            result[index + encoded.Length] = prefix[index];
+        }
+
+        Emit(section, opcode, result);
+    }
+
+    private static uint[] EncodeString(string value)
+    {
+        var byteCount = Encoding.UTF8.GetByteCount(value) + 1;
+        var words = new uint[(byteCount + 3) / 4];
+        Encoding.UTF8.GetBytes(value, System.Runtime.InteropServices.MemoryMarshal.AsBytes(words.AsSpan()));
+        return words;
+    }
+}

src/SharpEmu.Libs/Kernel/KernelExports.cs

@@ -306,10 +306,6 @@ public static class KernelExports
     {
         var threadId = ctx[CpuRegister.Rdi];
         var returnValueAddress = ctx[CpuRegister.Rsi];
-        if (returnValueAddress != 0 && !ctx.TryWriteUInt64(returnValueAddress, 0))
-        {
-            return (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT;
-        }
 
         if (ShouldTracePthread())
         {
@@ -317,6 +313,30 @@ public static class KernelExports
                 $"[LOADER][TRACE] pthread_join: thread=0x{threadId:X16} retval_out=0x{returnValueAddress:X16}");
         }
 
+        var returnValue = 0UL;
+        if (GuestThreadExecution.Scheduler is { } scheduler &&
+            !scheduler.TryJoinThread(ctx, threadId, out returnValue, out var error))
+        {
+            Console.Error.WriteLine(
+                $"[LOADER][ERROR] pthread_join: thread=0x{threadId:X16}: {error}");
+            var result = string.Equals(
+                error,
+                "thread cannot join itself",
+                StringComparison.Ordinal)
+                ? OrbisGen2Result.ORBIS_GEN2_ERROR_INVALID_ARGUMENT
+                : OrbisGen2Result.ORBIS_GEN2_ERROR_NOT_FOUND;
+            ctx[CpuRegister.Rax] = unchecked((ulong)(int)result);
+            return (int)result;
+        }
+
+        if (returnValueAddress != 0 &&
+            !ctx.TryWriteUInt64(returnValueAddress, returnValue))
+        {
+            ctx[CpuRegister.Rax] =
+                unchecked((ulong)(int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
+            return (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT;
+        }
+
         ctx[CpuRegister.Rax] = 0;
         return (int)OrbisGen2Result.ORBIS_GEN2_OK;
     }

src/SharpEmu.Libs/Kernel/KernelMemoryCompatExports.cs

@@ -99,10 +99,12 @@ public static class KernelMemoryCompatExports
     private static readonly object _tlsGate = new();
     private static readonly object _ioTraceGate = new();
     private static readonly object _statCacheGate = new();
+    private static readonly object _guestMountGate = new();
     private static readonly Dictionary<ulong, DirectAllocation> _directAllocations = new();
     private static readonly Dictionary<ulong, LibcHeapAllocation> _libcAllocations = new();
     private static readonly Dictionary<ulong, MappedRegion> _mappedRegions = new();
     private static readonly Dictionary<ulong, ulong> _tlsModuleBlocks = new();
+    private static readonly Dictionary<string, string> _guestMounts = new(StringComparer.OrdinalIgnoreCase);
     private static readonly HashSet<string> _tracedStatResults = new(StringComparer.Ordinal);
     private static readonly HashSet<string> _negativeStatCache = new(StringComparer.OrdinalIgnoreCase);
     private static long _nextFileDescriptor = 2;
@@ -153,6 +155,32 @@ public static class KernelMemoryCompatExports
     private readonly record struct MappedRegion(ulong Address, ulong Length, int Protection, bool IsFlexible, bool IsDirect, ulong DirectStart);
     private readonly record struct BatchMapEntry(ulong Start, ulong Offset, ulong Length, byte Protection, byte Type, int Operation);
 
+    public static void RegisterGuestPathMount(string guestMountPoint, string hostRoot)
+    {
+        ArgumentException.ThrowIfNullOrWhiteSpace(guestMountPoint);
+        ArgumentException.ThrowIfNullOrWhiteSpace(hostRoot);
+
+        var normalizedMountPoint = NormalizeGuestStatCachePath(guestMountPoint);
+        if (normalizedMountPoint is null || normalizedMountPoint == "/")
+        {
+            throw new ArgumentException("Guest mount point must name a directory.", nameof(guestMountPoint));
+        }
+
+        var normalizedHostRoot = Path.GetFullPath(hostRoot);
+        Directory.CreateDirectory(normalizedHostRoot);
+        lock (_guestMountGate)
+        {
+            _guestMounts[normalizedMountPoint] = normalizedHostRoot;
+        }
+
+        lock (_statCacheGate)
+        {
+            _negativeStatCache.RemoveWhere(path =>
+                string.Equals(path, normalizedMountPoint, StringComparison.OrdinalIgnoreCase) ||
+                path.StartsWith(normalizedMountPoint + "/", StringComparison.OrdinalIgnoreCase));
+        }
+    }
+
     internal static bool TryAllocateHleData(
         CpuContext ctx,
         ulong length,
@@ -4033,6 +4061,11 @@ public static class KernelMemoryCompatExports
             return guestPath;
         }
 
+        if (TryResolveRegisteredGuestMount(guestPath, out var mountedPath))
+        {
+            return mountedPath;
+        }
+
         if (guestPath.StartsWith("/devlog/app/", StringComparison.OrdinalIgnoreCase))
         {
             var relative = NormalizeMountRelativePath(guestPath["/devlog/app/".Length..]);
@@ -4131,6 +4164,51 @@ public static class KernelMemoryCompatExports
         return guestPath;
     }
 
+    private static bool TryResolveRegisteredGuestMount(string guestPath, out string hostPath)
+    {
+        hostPath = string.Empty;
+        var normalizedGuestPath = NormalizeGuestStatCachePath(guestPath);
+        if (normalizedGuestPath is null)
+        {
+            return false;
+        }
+
+        string? matchedMountPoint = null;
+        string? matchedHostRoot = null;
+        lock (_guestMountGate)
+        {
+            foreach (var (mountPoint, hostRoot) in _guestMounts)
+            {
+                if ((string.Equals(normalizedGuestPath, mountPoint, StringComparison.OrdinalIgnoreCase) ||
+                     normalizedGuestPath.StartsWith(mountPoint + "/", StringComparison.OrdinalIgnoreCase)) &&
+                    (matchedMountPoint is null || mountPoint.Length > matchedMountPoint.Length))
+                {
+                    matchedMountPoint = mountPoint;
+                    matchedHostRoot = hostRoot;
+                }
+            }
+        }
+
+        if (matchedMountPoint is null || matchedHostRoot is null)
+        {
+            return false;
+        }
+
+        var relativePath = normalizedGuestPath[matchedMountPoint.Length..].TrimStart('/');
+        var candidate = Path.GetFullPath(Path.Combine(
+            matchedHostRoot,
+            NormalizeMountRelativePath(relativePath)));
+        var rootWithSeparator = Path.TrimEndingDirectorySeparator(matchedHostRoot) + Path.DirectorySeparatorChar;
+        if (!string.Equals(candidate, matchedHostRoot, StringComparison.OrdinalIgnoreCase) &&
+            !candidate.StartsWith(rootWithSeparator, StringComparison.OrdinalIgnoreCase))
+        {
+            return false;
+        }
+
+        hostPath = candidate;
+        return true;
+    }
+
     private static string? ResolveApp0Root()
     {
         var cached = Volatile.Read(ref _cachedApp0Root);
@@ -5310,6 +5388,37 @@ public static class KernelMemoryCompatExports
         }
     }
 
+    internal static bool TryReadTrackedLibcHeap(
+        ulong address,
+        Span<byte> destination)
+    {
+        if (destination.IsEmpty)
+        {
+            return true;
+        }
+
+        var length = (ulong)destination.Length;
+        lock (_libcAllocGate)
+        {
+            foreach (var (allocationAddress, allocation) in _libcAllocations)
+            {
+                var allocationSize = (ulong)allocation.Size;
+                var offset = address >= allocationAddress
+                    ? address - allocationAddress
+                    : ulong.MaxValue;
+                if (offset > allocationSize ||
+                    length > allocationSize - offset)
+                {
+                    continue;
+                }
+
+                return TryReadHostMemory(address, destination);
+            }
+        }
+
+        return false;
+    }
+
     private static bool TryAllocateLibcHeap(ulong requestedSize, nuint alignment, bool zeroFill, out ulong address)
     {
         address = 0;

src/SharpEmu.Libs/Pad/PadExports.cs

@@ -4,6 +4,7 @@
 using SharpEmu.HLE;
 using System.Buffers.Binary;
 using System.Diagnostics;
+using System.Runtime.InteropServices;
 
 namespace SharpEmu.Libs.Pad;
 
@@ -58,6 +59,7 @@ public static class PadExports
             return SetReturn(ctx, OrbisPadErrorDeviceNotConnected);
         }
 
+        Console.Error.WriteLine("[LOADER][INFO] Keyboard controls: Arrow keys = D-pad, WASD = left stick, IJKL = right stick, Z/Enter = Cross, X/Esc = Circle, C = Square, V = Triangle, Q = L1, E = R1, R = L2, F = R2, Tab/Backspace = Options");
         return SetReturn(ctx, PrimaryPadHandle);
     }
 
@@ -162,10 +164,19 @@ public static class PadExports
     {
         Span<byte> data = stackalloc byte[PadDataSize];
         data.Clear();
-        data[0x04] = 128;
+        var acceptsKeyboardInput = IsEmulatorWindowFocused();
-        data[0x05] = 128;
+        var buttons = acceptsKeyboardInput ? ReadKeyboardButtons() : 0;
-        data[0x06] = 128;
+        BinaryPrimitives.WriteUInt32LittleEndian(data[0x00..], buttons);
-        data[0x07] = 128;
+        var leftX = acceptsKeyboardInput ? ReadAnalogStick(IsKeyDown(0x41), IsKeyDown(0x44)) : (byte)128;
+        var leftY = acceptsKeyboardInput ? ReadAnalogStick(IsKeyDown(0x57), IsKeyDown(0x53)) : (byte)128;
+        var rightX = acceptsKeyboardInput ? ReadAnalogStick(IsKeyDown(0x4A), IsKeyDown(0x4C)) : (byte)128;
+        var rightY = acceptsKeyboardInput ? ReadAnalogStick(IsKeyDown(0x49), IsKeyDown(0x4B)) : (byte)128;
+        data[0x04] = leftX;
+        data[0x05] = leftY;
+        data[0x06] = rightX;
+        data[0x07] = rightY;
+        data[0x08] = acceptsKeyboardInput && IsKeyDown(0x52) ? (byte)255 : (byte)0;
+        data[0x09] = acceptsKeyboardInput && IsKeyDown(0x46) ? (byte)255 : (byte)0;
         BinaryPrimitives.WriteSingleLittleEndian(data[0x18..], 1.0f);
         data[0x4C] = 1;
         var timestampTicks = Stopwatch.GetTimestamp();
@@ -185,4 +196,58 @@ public static class PadExports
         ctx[CpuRegister.Rax] = unchecked((ulong)result);
         return result;
     }
+
+    [DllImport("user32.dll")]
+    private static extern short GetAsyncKeyState(int vKey);
+
+    [DllImport("user32.dll")]
+    private static extern nint GetForegroundWindow();
+
+    [DllImport("user32.dll")]
+    private static extern uint GetWindowThreadProcessId(nint hWnd, out uint processId);
+
+    private static bool IsKeyDown(int vk) =>
+        (GetAsyncKeyState(vk) & 0x8000) != 0;
+
+    private static bool IsEmulatorWindowFocused()
+    {
+        var foregroundWindow = GetForegroundWindow();
+        if (foregroundWindow == 0)
+        {
+            return false;
+        }
+
+        GetWindowThreadProcessId(foregroundWindow, out var processId);
+        return processId == (uint)Environment.ProcessId;
+    }
+
+    private static uint ReadKeyboardButtons()
+    {
+        uint buttons = 0;
+        // D-pad
+        if (IsKeyDown(0x25)) buttons |= 0x0080; // Left
+        if (IsKeyDown(0x27)) buttons |= 0x0020; // Right
+        if (IsKeyDown(0x26)) buttons |= 0x0010; // Up
+        if (IsKeyDown(0x28)) buttons |= 0x0040; // Down
+        // Face buttons
+        if (IsKeyDown(0x5A) || IsKeyDown(0x0D)) buttons |= 0x4000; // Z / Enter = Cross
+        if (IsKeyDown(0x58) || IsKeyDown(0x1B)) buttons |= 0x2000; // X / Escape = Circle
+        if (IsKeyDown(0x43)) buttons |= 0x8000; // C = Square
+        if (IsKeyDown(0x56)) buttons |= 0x1000; // V = Triangle
+        // Shoulder buttons
+        if (IsKeyDown(0x51)) buttons |= 0x0400; // Q = L1
+        if (IsKeyDown(0x45)) buttons |= 0x0800; // E = R1
+        if (IsKeyDown(0x52)) buttons |= 0x0100; // R = L2 (digital)
+        if (IsKeyDown(0x46)) buttons |= 0x0200; // F = R2 (digital)
+        // Options (Start)
+        if (IsKeyDown(0x09) || IsKeyDown(0x08)) buttons |= 0x0008; // Tab / Backspace = Options
+        return buttons;
+    }
+
+    private static byte ReadAnalogStick(bool negative, bool positive)
+    {
+        if (negative && !positive) return 0;
+        if (positive && !negative) return 255;
+        return 128;
+    }
 }

src/SharpEmu.Libs/SaveData/SaveDataExports.cs

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 using SharpEmu.HLE;
+using SharpEmu.Libs.Kernel;
 using System.Buffers.Binary;
 using System.Text;
 
@@ -10,6 +11,8 @@ namespace SharpEmu.Libs.SaveData;
 public static class SaveDataExports
 {
     private const int OrbisSaveDataErrorParameter = unchecked((int)0x809F0000);
+    private const int OrbisSaveDataErrorExists = unchecked((int)0x809F0007);
+    private const int OrbisSaveDataErrorNotFound = unchecked((int)0x809F0008);
     private const int OrbisSaveDataErrorInternal = unchecked((int)0x809F000B);
     private const int SaveDataTitleIdSize = 10;
     private const int SaveDataDirNameSize = 32;
@@ -23,6 +26,9 @@ public static class SaveDataExports
     private const ulong ResultInfosOffset = 0x20;
     private const uint SortKeyFreeBlocks = 5;
     private const uint SortOrderDescent = 1;
+    private const uint MountModeCreate = 1u << 2;
+    private const uint MountModeCreate2 = 1u << 5;
+    private const int MountResultSize = 0x40;
     private static readonly object _stateGate = new();
     private static string? _titleId;
 
@@ -149,6 +155,125 @@ public static class SaveDataExports
         }
     }
 
+    [SysAbiExport(
+        Nid = "ZP4e7rlzOUk",
+        ExportName = "sceSaveDataMount3",
+        Target = Generation.Gen5,
+        LibraryName = "libSceSaveData")]
+    public static int SaveDataMount3(CpuContext ctx)
+    {
+        var mountAddress = ctx[CpuRegister.Rdi];
+        var resultAddress = ctx[CpuRegister.Rsi];
+        if (mountAddress == 0 || resultAddress == 0)
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorParameter);
+        }
+
+        if (!TryReadInt32(ctx, mountAddress, out var userId) ||
+            !ctx.TryReadUInt64(mountAddress + 0x08, out var dirNameAddress) ||
+            !ctx.TryReadUInt64(mountAddress + 0x10, out var blocks) ||
+            !ctx.TryReadUInt64(mountAddress + 0x18, out var systemBlocks) ||
+            !TryReadUInt32(ctx, mountAddress + 0x20, out var mountMode) ||
+            !TryReadUInt32(ctx, mountAddress + 0x24, out var resource) ||
+            !TryReadUInt32(ctx, mountAddress + 0x28, out var mode) ||
+            dirNameAddress == 0 ||
+            !TryReadFixedAscii(ctx, dirNameAddress, SaveDataDirNameSize, out var dirName))
+        {
+            return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
+        }
+
+        if (userId < 0 || string.IsNullOrWhiteSpace(dirName))
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorParameter);
+        }
+
+        try
+        {
+            var titleId = ResolveConfiguredTitleId();
+            var savePath = Path.Combine(
+                ResolveTitleSaveRoot(userId, titleId),
+                SanitizePathSegment(dirName));
+            var existed = Directory.Exists(savePath);
+            var create = (mountMode & MountModeCreate) != 0;
+            var createIfMissing = (mountMode & MountModeCreate2) != 0;
+
+            if (!existed && !create && !createIfMissing)
+            {
+                return SetReturn(ctx, OrbisSaveDataErrorNotFound);
+            }
+
+            if (existed && create)
+            {
+                return SetReturn(ctx, OrbisSaveDataErrorExists);
+            }
+
+            if (!existed)
+            {
+                Directory.CreateDirectory(savePath);
+            }
+
+            const string mountPoint = "/savedata0";
+            KernelMemoryCompatExports.RegisterGuestPathMount(mountPoint, savePath);
+
+            Span<byte> result = stackalloc byte[MountResultSize];
+            result.Clear();
+            WriteAscii(result[..16], mountPoint);
+            BinaryPrimitives.WriteUInt32LittleEndian(result[0x1C..], createIfMissing && !existed ? 1u : 0u);
+            if (!ctx.Memory.TryWrite(resultAddress, result))
+            {
+                return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
+            }
+
+            TraceSaveData(
+                $"mount3 user={userId} title={titleId} dir={dirName} blocks={blocks} " +
+                $"system_blocks={systemBlocks} mount_mode=0x{mountMode:X} resource={resource} mode={mode} " +
+                $"mount_point={mountPoint} created={!existed} root='{savePath}'");
+            return SetReturn(ctx, 0);
+        }
+        catch (IOException)
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorInternal);
+        }
+        catch (UnauthorizedAccessException)
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorInternal);
+        }
+        catch (ArgumentException)
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorParameter);
+        }
+    }
+
+    private static int _nextTransactionResource;
+    [SysAbiExport(
+        Nid = "gjRZNnw0JPE",
+        ExportName = "sceSaveDataCreateTransactionResource",
+        Target = Generation.Gen4 | Generation.Gen5,
+        LibraryName = "libSceSaveData")]
+    public static int SaveDataCreateTransactionResource(CpuContext ctx)
+    {
+        var userId = unchecked((int)ctx[CpuRegister.Rdi]);
+        var reserved = ctx[CpuRegister.Rsi];
+        var resourceAddress = ctx[CpuRegister.Rdx];
+
+        if (resourceAddress == 0)
+        {
+            return SetReturn(ctx, OrbisSaveDataErrorParameter);
+        }
+
+        var id = (uint)Interlocked.Increment(ref _nextTransactionResource);
+
+        if (!TryWriteUInt32(ctx, resourceAddress, id))
+        {
+            return SetReturn(ctx, (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT);
+        }
+
+        TraceSaveData(
+            $"create_transaction_resource user={userId} reserved=0x{reserved:X} resource_addr=0x{resourceAddress:X} id={id}");
+
+        return SetReturn(ctx, 0);
+    }
+
     private static bool TryReadSearchCond(CpuContext ctx, ulong address, out SearchCond cond)
     {
         cond = default;
@@ -305,7 +430,7 @@ public static class SaveDataExports
     {
         var configured = Environment.GetEnvironmentVariable("SHARPEMU_SAVEDATA_DIR");
         var root = string.IsNullOrWhiteSpace(configured)
-            ? Path.Combine(Environment.CurrentDirectory, "user", "savedata")
+            ? Path.Combine(AppContext.BaseDirectory, "user", "savedata")
             : configured;
         return Path.GetFullPath(root);
     }

src/SharpEmu.Libs/SharpEmu.Libs.csproj

@@ -12,7 +12,6 @@ SPDX-License-Identifier: GPL-2.0-or-later
     <PackageReference Include="Silk.NET.Vulkan" />
     <PackageReference Include="Silk.NET.Vulkan.Extensions.KHR" />
     <PackageReference Include="Silk.NET.Windowing" />
-    <PackageReference Include="Silk.NET.Shaderc" />
   </ItemGroup>
 
   <PropertyGroup>

src/SharpEmu.Libs/VideoOut/VideoOutExports.cs

@@ -4,6 +4,7 @@
 using SharpEmu.HLE;
 using SharpEmu.Libs.Kernel;
 using System.Buffers.Binary;
+using System.Diagnostics;
 using System.Diagnostics.CodeAnalysis;
 using System.Threading;
 
@@ -48,6 +49,13 @@ public static class VideoOutExports
     private static int _frameDumpCount;
     private static long _nextFrameDumpIndex;
     private static string _windowTitle = "SharpEmu VideoOut";
+    private static readonly bool _logFrameRate = string.Equals(
+        Environment.GetEnvironmentVariable("SHARPEMU_LOG_VIDEOOUT_FPS"),
+        "1",
+        StringComparison.Ordinal);
+    private static long _frameRateWindowStart = Stopwatch.GetTimestamp();
+    private static long _submittedFrameCount;
+    private static long _presentedFrameCount;
 
     public static void ConfigureApplicationInfo(string? title, string? titleId, string? version)
     {
@@ -360,7 +368,7 @@ public static class VideoOutExports
         var bufferIndex = unchecked((int)ctx[CpuRegister.Rsi]);
         var flipMode = unchecked((int)ctx[CpuRegister.Rdx]);
         var flipArg = unchecked((long)ctx[CpuRegister.Rcx]);
-        return SubmitFlip(ctx, handle, bufferIndex, flipMode, flipArg);
+        return SubmitFlip(ctx, handle, bufferIndex, flipMode, flipArg, submitGpuImage: true);
     }
 
     [SysAbiExport(
@@ -440,7 +448,7 @@ public static class VideoOutExports
     }
 
     public static int SubmitFlipFromAgc(CpuContext ctx, int handle, int bufferIndex, int flipMode, long flipArg) =>
-        SubmitFlip(ctx, handle, bufferIndex, flipMode, flipArg);
+        SubmitFlip(ctx, handle, bufferIndex, flipMode, flipArg, submitGpuImage: false);
 
     internal static void SubmitHostRgbaFrame(ReadOnlySpan<byte> rgbaFrame, uint width, uint height)
     {
@@ -748,7 +756,13 @@ public static class VideoOutExports
         return groupIndex < 0 ? groupIndex : setIndex;
     }
 
-    private static int SubmitFlip(CpuContext ctx, int handle, int bufferIndex, int flipMode, long flipArg)
+    private static int SubmitFlip(
+        CpuContext ctx,
+        int handle,
+        int bufferIndex,
+        int flipMode,
+        long flipArg,
+        bool submitGpuImage)
     {
         if (!TryGetPort(handle, out var port))
         {
@@ -776,6 +790,17 @@ public static class VideoOutExports
             flipEvents = new List<FlipEventRegistration>(port.FlipEvents);
         }
 
+        if (submitGpuImage &&
+            bufferIndex >= 0 &&
+            TryGetDisplayBufferInfo(handle, bufferIndex, out var displayBuffer))
+        {
+            _ = VulkanVideoPresenter.TrySubmitGuestImage(
+                displayBuffer.Address,
+                displayBuffer.Width,
+                displayBuffer.Height,
+                displayBuffer.PitchInPixel);
+        }
+
         if (string.Equals(
                 Environment.GetEnvironmentVariable("SHARPEMU_DUMP_VIDEOOUT"),
                 "1",
@@ -795,9 +820,46 @@ public static class VideoOutExports
         }
 
         TraceVideoOut($"videoout.submit_flip handle={handle} index={bufferIndex} mode={flipMode} arg={flipArg} events={flipEvents.Count}");
+        ReportFrameRate(presented: false);
         return (int)OrbisGen2Result.ORBIS_GEN2_OK;
     }
 
+    internal static void ReportPresentedFrame() =>
+        ReportFrameRate(presented: true);
+
+    private static void ReportFrameRate(bool presented)
+    {
+        if (!_logFrameRate)
+        {
+            return;
+        }
+
+        if (presented)
+        {
+            Interlocked.Increment(ref _presentedFrameCount);
+        }
+        else
+        {
+            Interlocked.Increment(ref _submittedFrameCount);
+        }
+
+        var started = Volatile.Read(ref _frameRateWindowStart);
+        var now = Stopwatch.GetTimestamp();
+        var elapsedTicks = now - started;
+        if (elapsedTicks < Stopwatch.Frequency ||
+            Interlocked.CompareExchange(ref _frameRateWindowStart, now, started) != started)
+        {
+            return;
+        }
+
+        var elapsedSeconds = (double)elapsedTicks / Stopwatch.Frequency;
+        var submitted = Interlocked.Exchange(ref _submittedFrameCount, 0);
+        var presentedCount = Interlocked.Exchange(ref _presentedFrameCount, 0);
+        Console.Error.WriteLine(
+            $"[LOADER][PERF] videoout submitted_fps={submitted / elapsedSeconds:F1} " +
+            $"presented_fps={presentedCount / elapsedSeconds:F1}");
+    }
+
     private static int RegisterBufferRange(VideoOutPortState port, int startIndex, ReadOnlySpan<ulong> addresses, BufferAttribute attribute, int requestedGroupIndex = -1)
     {
         lock (_stateGate)

src/SharpEmu.Libs/packages.lock.json

@@ -2,16 +2,6 @@
   "version": 2,
   "dependencies": {
     "net10.0": {
-      "Silk.NET.Shaderc": {
-        "type": "Direct",
-        "requested": "[2.23.0, )",
-        "resolved": "2.23.0",
-        "contentHash": "+pXfOhmSCeeMECOo9HMi3C63LVbQ7FBxPFgxPKOT6mXD8Gg/90Wt4fLX4LqUuVbGid5LW6BXAUu1g17XQoawdA==",
-        "dependencies": {
-          "Silk.NET.Core": "2.23.0",
-          "Silk.NET.Shaderc.Native": "2.23.0"
-        }
-      },
       "Silk.NET.Vulkan": {
         "type": "Direct",
         "requested": "[2.23.0, )",
@@ -74,11 +64,6 @@
         "resolved": "2.23.0",
         "contentHash": "r8PdIVzME8EH0qAgbmRPO87I4GfgR2j8TofT7EMuRJDf1QluoQwnVypDoFJjQ2ZBSRsGYk5unYxxogI05Ogsmw=="
       },
-      "Silk.NET.Shaderc.Native": {
-        "type": "Transitive",
-        "resolved": "2.23.0",
-        "contentHash": "H6OMLIWdh2HITvkmj+ALs8LTIdQvQ2/JTtkDXinVbJ3xxrQIBXhVmc9jnuTQ67YDybGlENSMrgthzhLwK0rjnQ=="
-      },
       "Silk.NET.Windowing.Common": {
         "type": "Transitive",
         "resolved": "2.23.0",