James Greenhalgh wrote:
> On Tue, Jul 28, 2015 at 12:25:40PM +0100, Alan Lawrence wrote:
> 
> I'd have preferred the unrelated changes here as separate patches. If you
> pull them out, they are OK to commit independent of this patch.

Done (r226352 and r226353).

> Ah ok, I see what is going on here... None of these are actually used for
> the 128-bit vector modes, so missing entries or incorrect entries for
> V8HFmode don't matter.

Hah, yes, you are right. Can I propose the attached patch as a first step, and 
then I'll repost what's left from my original plus the next patch (still 
currently fixing after rebasing over Charles' patches)...

bootstrapped + check-gcc on aarch64-none-linux-gnu.

gcc/ChangeLog:

	* config/aarch64/iterators.md (VRL2, VRL3, VRL4): Remove values for
	128-bit vector modes.