On Wed, 2014-08-06 at 21:29 -0400, Trevor Saunders wrote:
> On Wed, Aug 06, 2014 at 01:22:58PM -0400, David Malcolm wrote:
> > +class GTY(()) rtx_insn_list : public rtx_def
> > +{
> > + /* No extra fields, but adds invariant: (GET_CODE (X) == INSN_LIST).
>
> some nice future work would be to see if these can stop being rtxen at
> all and just have a insn and next pointer.
Or some other data structures; see
https://gcc.gnu.org/ml/gcc-patches/2014-08/msg00825.html
for an example I tried. [I don't know if it's a *good* example
though :) ]
