RWByteAddressBuffer WriteOnly : register(u2);
ByteAddressBuffer ReadOnly : register(u0);
RWByteAddressBuffer ReadWrite : register(u1);

void comp_main()
{
    WriteOnly.Store4(0, asuint(asfloat(ReadOnly.Load4(0))));
    ReadWrite.Store4(0, asuint(asfloat(ReadWrite.Load4(0)) + float4(10.0f, 10.0f, 10.0f, 10.0f)));
}

[numthreads(1, 1, 1)]
void main()
{
    comp_main();
}