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Fix Alignment

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This commit is contained in:
Stossy11 2024-12-03 20:33:09 +11:00
parent 11578ad9fa
commit 96b6f475a3
5 changed files with 63 additions and 6 deletions
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31
src/Ryujinx.Cpu/LightningJit/Cache/JitSupportDarwin.cs
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@ -13,4 +13,35 @@ namespace Ryujinx.Cpu.LightningJit.Cache
[LibraryImport("libc", EntryPoint = "sys_icache_invalidate", SetLastError = true)]
public static partial void SysIcacheInvalidate(nint start, nint len);
}
[SupportedOSPlatform("ios")]
internal static partial class JitSupportDarwinAot
{
[LibraryImport("pthread", EntryPoint = "pthread_jit_write_protect_np")]
private static partial void pthread_jit_write_protect_np(int enabled);
[LibraryImport("libc", EntryPoint = "sys_icache_invalidate")]
private static partial void sys_icache_invalidate(IntPtr start, IntPtr length);
public static unsafe void Copy(IntPtr dst, IntPtr src, ulong n) {
// When NativeAOT is in use, we can toggle per-thread write protection without worrying about breaking .NET code.
//pthread_jit_write_protect_np(0);
var srcSpan = new Span<byte>(src.ToPointer(), (int)n);
var dstSpan = new Span<byte>(dst.ToPointer(), (int)n);
srcSpan.CopyTo(dstSpan);
//pthread_jit_write_protect_np(1);
// Ensure that the instruction cache for this range is invalidated.
sys_icache_invalidate(dst, (IntPtr)n);
}
public static unsafe void Invalidate(IntPtr dst, ulong n)
{
// Ensure that the instruction cache for this range is invalidated.
sys_icache_invalidate(dst, (IntPtr)n);
}
}
}