Re: Backend projects for Sparse

[nkavv@physics.auth.gr]

Quoting Christopher Li <sparse@chrisli.org>:

> On Nov 28, 2007 11:00 AM, Nikolaos Kavvadias <nkavv@physics.auth.gr> wrote:
> > first of all, thanks for your specific answers. The SSA form that i
> > think of uses only PHI functions. Guard variables (conditionals for
> > selecting a specific usage) may or may not be explicit. Usually, most
> > SSA forms just specify which uses are merged. The conditionals can be
> > inferred by control-flow analysis.
>
> We have PHI node embed in the instruction list as one of the fake
> instruction.
> Then we have the PHI source node to indicate the output edge of the PHI node.
>
> It seems that should fit your need.
>
> Chris

OK, so it marks where the uses are merged.

Jeff: thanks for clearing up the "linearize" issue.

Nikolaos Kavvadias