rs6000 *_SET target flags -- needed?

[Zack Weinberg]

Jason R Thorpe <thorpej@wasabisystems.com> writes:

> The rs6000 target has only one free bit left in target_flags -- which got
> me to wondering if the *_SET variants of those flags are actually needed.
> Isn't that what target_flags_explicit is for?
>
> Eliminating them would free up 3 bits...

The *_SET stuff predates the existence of target_flags_explicit.
Please do send a patch to get rid of them.  (It's been on my list for
awhile, but I have much higher priorities.)

zw