SH: use register names instead of numbers

[Zack Weinberg]

On Tue, Nov 21, 2000 at 10:55:24PM -0500, Michael Meissner wrote:
> On Mon, Nov 20, 2000 at 02:47:39PM -0800, Zack Weinberg wrote:
>
> > how about if one of the generator programs writes out #defines
> > for each constant?  insn-codes.h or insn-config.h seem sensible
> > places. Or we could have a separate genconstants program, if none
> > of the existing insn-*.h files fit.
>
> That's only true if the constant in question isn't a value that
> depends on some -m switch or an #ifdef of some sort.  I guess I
> would rather see an import function (tell the generator that name
> will be defined and to treat it as a number) than a define_constants
> function.  Another thought is to use attributes for the constants,
> and the parsing of the attributes.

Let's not overdesign this.  People are mostly talking about using it
for hard register numbers, which don't ever change.

zw