re PR tree-optimization/18179 (vectorizer: wrong alignment/step/initial-address compu...

re PR tree-optimization/18179 (vectorizer: wrong alignment/step/initial-address computed for struct accesses)

2004-12-29  Ira Rosen  <irar@il.ibm.com>

        PR tree-optimization/18179
        * tree-vectorizer.h (struct _stmt_vec_info): Add new fields:
        initial_offset, step, misalignment and base_aligned_p and macros
        to access them.
        * tree-vectorizer.c (vect_analyze_offset_expr): New function.
        (new_stmt_vec_info): Initialize the new fields of stmt_vec_info.

        (vect_create_data_ref_ptr): Fix printings.

From-SVN: r92701