> > +/*** Order of Allocation of Registers. */ > > + > > +/* We generally want to put call-clobbered registers ahead of > > + call-saved ones. (IRA expects this.) */ > > +#define REG_ALLOC_ORDER \ > > + {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11} > > Do you gain much by defining this? I would have expected better > code without, given the architecture is so regular. It does exactly the same as not defining REG_ALLOC_ORDER, just a tiny bit less efficient.
Yeah I just removed the definition from the port.