ThrowHelper.cs

using System;
using System.Runtime.CompilerServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.X86;
using System.Threading;
using System.Diagnostics.CodeAnalysis;
namespace ObjectPools
{
    public class FastRefPool
    {
        public static Exception GetException => new Exception();
        internal static void IsSupported() =>
            throw GetException;
        internal static void IsHelperSupported() =>
            ThrowHelper();
        
        [DoesNotReturn]
        internal static void ThrowHelper() => throw new Exception();
    }
}

​ThrowHelper.jit.asm

; Core CLR v4.700.20.20201 on x86

ObjectPools.FastRefPool..ctor()
    L0000: ret

ObjectPools.FastRefPool.get_GetException()
    L0000: mov ecx, 0xfac33c
    L0005: call 0x006030cc
    L000a: mov dword ptr [eax+0x38], 0xe0434352
    L0011: mov dword ptr [eax+0x3c], 0x80131500
    L0018: ret

ObjectPools.FastRefPool.IsSupported()
    L0000: push esi
    L0001: mov ecx, 0xfac33c
    L0006: call 0x006030cc
    L000b: mov esi, eax
    L000d: mov ecx, esi
    L000f: call System.Exception..ctor()
    L0014: mov ecx, esi
    L0016: call 0x71520cb0
    L001b: int3

ObjectPools.FastRefPool.IsHelperSupported()
    L0000: call dword ptr [0x1b1dc6f8]
    L0006: int3

ObjectPools.FastRefPool.ThrowHelper()
    L0000: push esi
    L0001: mov ecx, 0xfac33c
    L0006: call 0x006030cc
    L000b: mov esi, eax
    L000d: mov ecx, esi
    L000f: call System.Exception..ctor()
    L0014: mov ecx, esi
    L0016: call 0x71520cb0
    L001b: int3

​​.sharplab.json

{
    "version": 1,
    "target": "JIT ASM",
    "mode": "Release",
    "branch": "master"
}