[rfc][3/3] gdbserver bi-arch for ppc: enable bi-arch support

[Daniel Jacobowitz]

On Fri, Feb 08, 2008 at 02:11:22AM +0100, Ulrich Weigand wrote:
> +  /* Only if the high bit of the MSR is set, we actually have
> +     a 64-bit inferior.  */
> +#ifdef __ALTIVEC__
> +  collect_register_by_name ("msr", &msr);
> +#else
> +  collect_register_by_name ("ps", &msr);
> +#endif
> +  if (msr < 0)
> +    return;
> +#endif

This #ifdef can go away; in the manually written regformats files,
calls to collect_register_by_name are the only thing that rely on
the register name, so you could just rename it to msr.

Otherwise OK.

> +  /* OK, we have a 32-bit inferior.  */
> +#ifdef __ALTIVEC__
> +  init_registers_powerpc_32 ();
> +#else
> +#ifdef __SPE__
> +  init_registers_powerpc_e500 ();
> +#else
> +  init_registers_ppc ();
> +#endif
> +#endif

I hope we can autodetect AltiVec and SPE too... Maybe we have to
resort to checking the inferior's auxv?

-- 
Daniel Jacobowitz
CodeSourcery