[PATCH], Update __FLOAT128_HARDWARE__ on power9

[Segher Boessenkool]

On Fri, Oct 20, 2017 at 04:56:41PM -0400, Michael Meissner wrote:
> This is a simple patch to add a way that the GLIBC team call tell that certain
> __float128 built-in functions are available.  While previous patches of mine
> set __FAST_FP_FMAF128, which could be used for this purpose, this macro just
> bumps __FLOAT128_HARDWARE__ to say that the built-in functions are available in
> addition to supporting the basic IEEE 128-bit floating point instructions.

I don't think this is such a great macro name for this purpose.

What problem does this solve?


Segher