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graphite-dependences.c (dependence_polyhedron_1): Add the context to the dependence polyhedron.

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2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-dependences.c (dependence_polyhedron_1): Add the
	context to the dependence polyhedron.

From-SVN: r154603
This commit is contained in:
Sebastian Pop 2009-11-25 05:14:24 +00:00 committed by Sebastian Pop
parent d422adfa00
commit 16bf8ab165
2 changed files with 24 additions and 2 deletions
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5
gcc/ChangeLog.graphite
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@ -1,3 +1,8 @@
2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron_1): Add the
context to the dependence polyhedron.
2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize

21
gcc/graphite-dependences.c
View File

@ -121,7 +121,7 @@ pddr_is_empty (poly_ddr_p pddr)
/* Returns a polyhedron of dimension DIM.
Maps the dimensions [0, ..., cut - 1] of polyhedron P to OFFSET0
Maps the dimensions [0, ..., cut - 1] of polyhedron P to OFFSET
and the dimensions [cut, ..., nb_dim] to DIM - GDIM. */
static ppl_Pointset_Powerset_C_Polyhedron_t
@ -388,7 +388,16 @@ build_lexicographically_gt_constraint (ppl_Pointset_Powerset_C_Polyhedron_t *res
}
}
/* Build the dependence polyhedron for data references PDR1 and PDR2. */
/* Build the dependence polyhedron for data references PDR1 and PDR2.
The layout of the dependence polyhedron is:
T1|I1|T2|I2|S1|S2|G
with
| T1 and T2 the scattering dimensions for PDR1 and PDR2
| I1 and I2 the iteration domains
| S1 and S2 the subscripts
| G the global parameters. */
static poly_ddr_p
dependence_polyhedron_1 (poly_bb_p pbb1, poly_bb_p pbb2,
@ -414,8 +423,14 @@ dependence_polyhedron_1 (poly_bb_p pbb1, poly_bb_p pbb2,
ppl_Pointset_Powerset_C_Polyhedron_t res;
ppl_Pointset_Powerset_C_Polyhedron_t id1, id2, isc1, isc2, idr1, idr2;
ppl_Pointset_Powerset_C_Polyhedron_t sc1, sc2, dreq;
ppl_Pointset_Powerset_C_Polyhedron_t context;
gcc_assert (PBB_SCOP (pbb1) == PBB_SCOP (pbb2));
ppl_new_Pointset_Powerset_C_Polyhedron_from_Pointset_Powerset_C_Polyhedron
(&context, SCOP_CONTEXT (scop));
ppl_insert_dimensions_pointset (context, 0, dim - gdim);
ppl_new_Pointset_Powerset_C_Polyhedron_from_C_Polyhedron (&sc1, s1);
ppl_new_Pointset_Powerset_C_Polyhedron_from_C_Polyhedron (&sc2, s2);
@ -433,6 +448,7 @@ dependence_polyhedron_1 (poly_bb_p pbb1, poly_bb_p pbb2,
dreq = dr_equality_constraints (dim, tdim1 + ddim1 + tdim2 + ddim2, sdim1);
ppl_new_Pointset_Powerset_C_Polyhedron_from_space_dimension (&res, dim, 0);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, context);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, id1);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, id2);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, isc1);
@ -440,6 +456,7 @@ dependence_polyhedron_1 (poly_bb_p pbb1, poly_bb_p pbb2,
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, idr1);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, idr2);
ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, dreq);
ppl_delete_Pointset_Powerset_C_Polyhedron (context);
ppl_delete_Pointset_Powerset_C_Polyhedron (id1);
ppl_delete_Pointset_Powerset_C_Polyhedron (id2);
ppl_delete_Pointset_Powerset_C_Polyhedron (sc1);