Building a cross compiler

[Joe Buck]

> I think this should be fixed by rewriting the x86 port to implement libgcc1
> as an assembler file instead of the perform_* macros, and then we should
> eliminate the perform_* macros so that no one else will be tempted to use
> them.  This is how all other ports work nowadays.

Perhaps I'm missing something, but wouldn't that mean that the
assembler functions would no longer be inline?