Clarify comments and use build_pddr.
2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c: Clarify comments.
(build_pddr): Add an extra parameter direction.
(graphite_legal_transform_dr): Use build_pddr.
(dot_original_deps_stmt_1): Update use of build_pddr.
(dot_transformed_deps_stmt_1): Same.
(dot_original_deps): Same.
(dot_transformed_deps): Same.
* testsuite/gcc.dg/graphite/interchange-12.c: New.
* gcc/testsuite/gcc.dg/graphite/block-7.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/graphite@156093 138bc75d-0d04-0410-961f-82ee72b054a4