I came here to ask the same. Pascal files are laid out in such a manner that the "implementation" section of the file is ready for compilation to bytes and any

I came here to ask the same. Pascal files are laid out in such a manner that the "implementation" section of the file is ready for compilation to bytes and any forward references just mean that it's code ends up later in the exe. Typical runtime speed has only ever been fractionally slower than c/c++.