Re: [rfc] Add some more floatformat types ....

Andrew Cagney
2001-08-17T12:34:00Z

> Date: Fri, 17 Aug 2001 11:11:53 -0700
> From: Kevin Buettner <kevinb@cygnus.com>
>
> [snip]
>
> Anyway, my objection to using ``ia64_ext'' for the 82-bit register
> type stems from the fact that this name would probably be more
> appropriate for the 80-bit double-extended type. Especially since
> this is the convention already used for x86. How 'bout this instead?
>
> ia64_ext - 80-bit double-extended
> ia64_reg - 82-bit fp register
> ia64_quad - 128-bit quad-precision
>
> I was going to propose exactly the same [:-)] . FYI Andrew, the ia64_ext
> type is stored in 10 bytes of memory, the ia64_reg type is stored in
> 16 bytes of memory and ia64_quad is also stored in 16 bytes of memory.

To narrow down my reservation here ``reg'' makes me think of a register,
and part of the original was over floatformat describing how a register
is stored in memory and not what a register looks like.

Another would be ia64_spill.
> It seems that ia64_ext would be identical to i387_ext, so we could
> simply
>
> #define floatformat_ia64_ext floatformat_i387_ext
>
> in floatformat.h.

Or just use i387_ext, I don't think it needs re-defining.

Andrew