Jan Hubicka wrote on 04/14/07 21:14:

> I just wondered if your document is documenting the final shape or what
> should be done during hte first transition.  If the second, probably 2
> words should be accounted for location as source_locues is currently a
> structure.

The document is describing what the initial implementation will look
like.  It will/should evolve as the implementation progresses.


> So you expect the ssa_operands to be associated via a hashtable

Hmm?  No, they are there.  Notice gimple_statement_with_ops and
gimple_statement_with_memory_ops.


> Concerning uids, it is always dificult to get some good data on this
> sort of thing.  It seems to me that the UID would be handly and easy to
> bundle to some other integer, but it is not too important, especially if
> get some handy abstraction to map data with statements that we can
> easilly turn in between hashtables and arrays to see the difference
> instead of writting hasthables by hand in every pass doing this.

I grepped for uid and IIRC there are only two passes using UIDs: DSE and
PRE.  We should see how they react to having uid taken away from them.


> I have some data for this, lets discuss it at ICE.

Sounds good.

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