[PATCH] soft-fp: Add __extendhfsf2/__extendhfdf2, __truncsfhf2/__truncdfhf2, __eqhf2/__nehf2

[Joseph Myers]

On Wed, 7 Jul 2021, liuhongt via Libc-alpha wrote:

> 1. Add __extendhfdf2/__extendhfsf2 to return an IEEE half converted to IEEE double/single.
> 2. Add __truncdfhf2/__extendsfhf2 to truncate IEEE double/single into IEEE half.
> 3. Add __eqhf2/__nehf2 to return 0 if a == b and a,b are not NAN, otherwise return 1.

OK.

-- 
Joseph S. Myers
joseph@codesourcery.com