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| author | Sebastian Pop <sebastian.pop@amd.com> | 2011-01-25 06:45:16 +0000 |
|---|---|---|
| committer | Sebastian Pop <spop@gcc.gnu.org> | 2011-01-25 06:45:16 +0000 |
| commit | 271fb6fae1c01083fe3abb084134b9549623f204 (patch) | |
| tree | a6ac26ee532a93754ef5a0d99b255b063cca8a4e /gcc/graphite-poly.c | |
| parent | 92d236802c2627840591e08c522c3abe6e63ff70 (diff) | |
| download | gcc-271fb6fae1c01083fe3abb084134b9549623f204.tar.gz | |
Fix pbb_remove_duplicate_pdrs.
2011-01-25 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
From-SVN: r169202
Diffstat (limited to 'gcc/graphite-poly.c')
| -rw-r--r-- | gcc/graphite-poly.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gcc/graphite-poly.c b/gcc/graphite-poly.c index f88788b8113..bfdbc9f3af4 100644 --- a/gcc/graphite-poly.c +++ b/gcc/graphite-poly.c @@ -813,15 +813,16 @@ pbb_remove_duplicate_pdrs (poly_bb_p pbb) { int i, j; poly_dr_p pdr1, pdr2; - unsigned n = VEC_length (poly_dr_p, PBB_DRS (pbb)); - VEC (poly_dr_p, heap) *collapsed = VEC_alloc (poly_dr_p, heap, n); FOR_EACH_VEC_ELT (poly_dr_p, PBB_DRS (pbb), i, pdr1) - FOR_EACH_VEC_ELT (poly_dr_p, collapsed, j, pdr2) - if (!can_collapse_pdrs (pdr1, pdr2)) - VEC_quick_push (poly_dr_p, collapsed, pdr1); + for (j = i + 1; VEC_iterate (poly_dr_p, PBB_DRS (pbb), j, pdr2); j++) + if (can_collapse_pdrs (pdr1, pdr2)) + { + PDR_NB_REFS (pdr1) += PDR_NB_REFS (pdr2); + free_poly_dr (pdr2); + VEC_ordered_remove (poly_dr_p, PBB_DRS (pbb), j); + } - VEC_free (poly_dr_p, heap, collapsed); PBB_PDR_DUPLICATES_REMOVED (pbb) = true; } |