Does -march=r5000 imply HAVE_64BIT_GPRS?

[Andrew Cagney]

> 1. When -mips2 is passed to as, should anything beyond MIPS II be
> generated? My answer is no.
> 2. Assuming we do allow extra insns beyond MIPS II, what value should
> be in EF_MIPS_ARCH? bfd_set_arch_mach is used to set EF_MIPS_ARCH.

Just a heads up.  You want to be very careful when thinking about 
changing those EF flags.  GDB looks at them and interprets the result.

Rather than trying to ``fix'' the flags, you may be better off 
abandoning the current mechanism.

	Andrew