It seems very similar to desktop version of .NET
Also, FYI, https://github.com/d...c/corjit.h#L398
// Note: Obfuscators that are hacking the JIT depend on this method having __stdcall calling convention.
Which explains 0xd4d's observation at https://github.com/0...crypter.cs#L125
EDIT: From their wiki: https://github.com/d...ki/Contributing
Equally important is to understand that both CoreCLR and Desktop CLR (part of the .NET Framework) are built from the same source code and this repository contains a subset of that source code - targeted to build CoreCLR.
It seems pretty sure most of the code is identical to desktop CLR.