[RFC] Implementing Swing Modulo Scheduling in GCC

[Pop Sebastian]

Hi,

> 1. Building inter-loop (memory) dependences
> -------------------------------------------
> Dan wrote (in http://gcc.gnu.org/ml/gcc/2003-12/msg00685.html):
> >I *strongly* recommend against reviving dependence.c, for the following
> reasons:

Seconded for not reviving dependence.c

> [snip]
> 3. Pass dependence info from tree-ssa (monev analyzer?), and maintain
> this info until reaching the modulo-scheduler (primary concern: loop
> unroller), following Dan's suggestion:

If you want you can include your work in the lno-branch.  Then, I will
try to fill in the data dependence structures that you need for SMS.

Thanks.