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re PR tree-optimization/18400 (wrong unrolling after vectorization due to invalid loop->nb_iterations) 

PR tree-opt/18400
        * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
        (vect_transform_loop_bound): Set loop->nb_iterations.

From-SVN: r90626
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Dorit Naishlos 2004-11-14 18:30:36 +00:00 committed by Dorit Nuzman
parent 4951c3fd4c
commit d6f6ef21b2
2 changed files with 10 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
PR tree-opt/18400
* tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
(vect_transform_loop_bound): Set loop->nb_iterations.
2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
Andrew Pinski <pinskia@physics.uc.edu>

4
gcc/tree-vectorizer.c
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@ -636,6 +636,8 @@ make_loop_iterate_ntimes (struct loop *loop, tree niters,
if (vect_debug_stats (loop) || vect_debug_details (loop))
print_generic_expr (dump_file, cond_stmt, TDF_SLIM);
loop->nb_iterations = niters;
}
@ -2883,6 +2885,8 @@ vect_transform_loop_bound (loop_vec_info loop_vinfo, tree niters)
if (vect_debug_details (NULL))
print_generic_expr (dump_file, cond_stmt, TDF_SLIM);
loop->nb_iterations = new_loop_bound;
}