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Re: [RFC/RFT] Tree-level lowering of generic vectors, part 2
On Wed, Jul 21, 2004 at 12:46:07PM +0200, Paolo Bonzini wrote:
> >Using minus instead of negate gets the wrong answer for floating point.
>
> This is done unconditionally by optabs for MODE_FLOAT (not for
> MODE_VECTOR_FLOAT because control has already been passed to
> expand_vector_unop):
Which does not change the face that it gets the wrong answer.
> I will do it as a follow-up.
Ok.
> +/* Build a constant of type TYPE, made of VALUE's bits replicated
> + to fit TYPE's size. */
> +static tree
> +build_replicated_const (tree type, tree inner_type, HOST_WIDE_INT value)
You failed to update the comment.
> + /* All powers of two <= 32 give a different result modulo 37. */
Still outdated comment.
> + NEXT_PASS (pass_lower_vector_ssa);
Don't add this until we've actually merged the vectorizer.
Even then, we'll want to have it controled by the vectorizer
actually doing something.
Ok with those changes.
r~