[cft] subreg validation round 2

[Richard Henderson]

On Wed, Nov 17, 2004 at 11:18:41AM -0800, Bob Wilson wrote:
> Is this my bug?

Yes.  BLKmode REGs are illegal.

> If so, should I change FUNCTION_ARG code to avoid 
> returning a BLKmode reg?  Should I wrap the REG in a PARALLEL?

Presumably you didn't just return the SImode reg in the first place
because you want the three bytes in the high part of the register?
Then, yes, a PARALLEL should do.


r~