diff options
| author | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-08-12 14:24:01 +0000 |
|---|---|---|
| committer | spop <spop@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-08-12 14:24:01 +0000 |
| commit | 0835eab695dc77cf92631c49c7ead7341df97c83 (patch) | |
| tree | ed06f135bd5e97a946d4aeb926c98a52cf624f7e /gcc/graphite-dependences.c | |
| parent | a741358d2ef4498e2c72c96fe5a45a333478489f (diff) | |
| download | gcc-0835eab695dc77cf92631c49c7ead7341df97c83.tar.gz | |
Fix memory leak in DD XFAILs some interchange testcases.
2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_dr): Work on a
copy of the dependence polyhedron. Free the temporary objects.
(graphite_carried_dependence_level_k): Free unused objects before
returning.
* testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
* testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@150687 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/graphite-dependences.c')
| -rw-r--r-- | gcc/graphite-dependences.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/gcc/graphite-dependences.c b/gcc/graphite-dependences.c index ed2f92e2950..1c29b18bcc6 100644 --- a/gcc/graphite-dependences.c +++ b/gcc/graphite-dependences.c @@ -513,6 +513,17 @@ graphite_legal_transform_dr (poly_bb_p pbb1, poly_bb_p pbb2, graphite_dim_t otdim2 = pbb_nb_scattering_orig (pbb2); graphite_dim_t ttdim1 = pbb_nb_scattering_transform (pbb1); graphite_dim_t ttdim2 = pbb_nb_scattering_transform (pbb2); + ppl_Pointset_Powerset_C_Polyhedron_t temp; + ppl_dimension_type pdim; + bool is_empty_p; + + /* Copy the PO polyhedron into the TEMP, so it is not destroyed. + Keep in mind, that PO polyhedron might be restored from the cache + and should not be modified! */ + ppl_Pointset_Powerset_C_Polyhedron_space_dimension (po, &pdim); + ppl_new_Pointset_Powerset_C_Polyhedron_from_space_dimension (&temp, + pdim, 0); + ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (temp, po); if (dump_file && (dump_flags & TDF_DETAILS)) fprintf (dump_file, "\nloop carries dependency.\n"); @@ -520,14 +531,18 @@ graphite_legal_transform_dr (poly_bb_p pbb1, poly_bb_p pbb2, false, false); /* Extend PO and PT to have the same dimensions. */ - ppl_insert_dimensions_pointset (po, otdim1, ttdim1); - ppl_insert_dimensions_pointset (po, otdim1 + ttdim1 + ddim1 + otdim2, + ppl_insert_dimensions_pointset (temp, otdim1, ttdim1); + ppl_insert_dimensions_pointset (temp, otdim1 + ttdim1 + ddim1 + otdim2, ttdim2); ppl_insert_dimensions_pointset (pt, 0, otdim1); ppl_insert_dimensions_pointset (pt, otdim1 + ttdim1 + ddim1, otdim2); - ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (po, pt); - return ppl_Pointset_Powerset_C_Polyhedron_is_empty (po); + ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (temp, pt); + is_empty_p = ppl_Pointset_Powerset_C_Polyhedron_is_empty (temp); + + ppl_delete_Pointset_Powerset_C_Polyhedron (temp); + ppl_delete_Pointset_Powerset_C_Polyhedron (pt); + return is_empty_p; } } @@ -674,7 +689,6 @@ graphite_carried_dependence_level_k (poly_dr_p pdr1, poly_dr_p pdr2, ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (eqpp, po); empty_p = ppl_Pointset_Powerset_C_Polyhedron_is_empty (eqpp); - ppl_delete_Pointset_Powerset_C_Polyhedron (po); ppl_delete_Pointset_Powerset_C_Polyhedron (eqpp); return !empty_p; } |