i386 intel_syntax as segv

[Alan Modra]

On Wed, 23 Feb 2000, Richard Henderson wrote:

>         * config/tc-i386.c (md_assemble): When swapping operands for
>         intel_syntax, assume everything that's not Imm or Disp is a
>         register.

This would all be much easier if i.imms, i.disps, i.regs were combined to
one field.  Only one of these three is used for a given operand, I think.
Can anyone think of an x86 operand that uses two or more?