r152747 - in /branches/graphite/gcc: ChangeLog....

[lifeng@gcc.gnu.org]

Author: lifeng
Date: Wed Oct 14 01:18:47 2009
New Revision: 152747

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152747
Log:
Checking if building alias set is optimal.

2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>

    * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix Comment.
    (write_alias_graph_to_ascii_dot): New.
    (write_alias_graph_to_ascii_ecc): New.
    (partition_drs_to_sets): Add testing of optimality of current method which
    assigns alias numbers according to DFS Comopnent number.
    used as heuristic for the upcoming ECC algorithm.
    (build_scop_drs): Write to file also with the ecc and dot format.

Modified:
    branches/graphite/gcc/ChangeLog.graphite
    branches/graphite/gcc/graphite-sese-to-poly.c