ResolutionScopeTag.cs

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using System.Runtime.CompilerServices;
 
namespace System.Reflection.Metadata.Ecma335;
 
internal static class ResolutionScopeTag
{
    internal const int NumberOfBits = 2;
 
    internal const int LargeRowSize = 16384;
 
    internal const uint Module = 0u;
 
    internal const uint ModuleRef = 1u;
 
    internal const uint AssemblyRef = 2u;
 
    internal const uint TypeRef = 3u;
 
    internal const uint TagMask = 3u;
 
    internal const uint TagToTokenTypeByteVector = 19077632u;
 
    internal const TableMask TablesReferenced = TableMask.Module | TableMask.TypeRef | TableMask.ModuleRef | TableMask.AssemblyRef;
 
    [MethodImpl(MethodImplOptions.AggressiveInlining)]
    internal static EntityHandle ConvertToHandle(uint resolutionScope)
    {
        uint num = (uint)(19077632 >>> (int)((resolutionScope & 3) << 3) << 24);
        uint num2 = resolutionScope >> 2;
        if ((num2 & 0xFF000000u) != 0)
        {
            Throw.InvalidCodedIndex();
        }
        return new EntityHandle(num | num2);
    }
}