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Re: Candidate patch for PR 7198


Jim Wilson <wilson@specifixinc.com> writes:

> I don't really see a need for the nmaddsf4_alts pattern.  This can only
> be created via expanders, and we currently don't have any expanders that
> need it.  It doesn't hurt to have it though, and it does make the
> patterns more symmetrical, so I don't mind if you add it.

I may be adding a mechanism for specifying that all floating-point
arithmetic operations are to use an alternative FPSR, in which case
we need _alts patterns for all basic arithmetic patterns; that's why I
added this.

zw


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