+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (graphite_legal_transform_bb): Call
+ pbb_remove_duplicate_pdrs.
+ * graphite-poly.c (can_collapse_pdr): Removed.
+ (pdr_find_duplicate): Removed.
+ (can_collapse_pdrs): New.
+ (pbb_remove_duplicate_pdrs): New.
+ (new_poly_dr): Do not look for duplicates.
+ * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
+ (PBB_PDR_DUPLICATES_REMOVED): New.
+ (pbb_remove_duplicate_pdrs): Declared.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
+ the strides by multiplying by PDR_NB_REFS.
+ * graphite-poly.c (can_collapse_pdr): New.
+ (pdr_find_duplicate): New.
+ (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
+ Initialize PDR_NB_REFS.
+ * graphite-poly.h (struct poly_dr): Add field nb_refs.
+ (PDR_NB_REFS): New.
+ (new_poly_dr): Number of subscripts is a graphite_dim_t.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ Revert one of the previous commits:
+ * graphite-dependences.c (graphite_legal_transform_bb): Avoid
+ the computation of symmetric data dependence relations.
+ (dependency_between_pbbs_p): Same.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/40965
+ * graphite-poly.c (apply_poly_transforms): Remove legality test before
+ any transform.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (pddr_original_scattering): Return NULL
+ for read-read dependence relations.
+ * graphite-poly.h (enum poly_dr_type): Fix comment.
+ (pdr_read_p): New.
+ (pdr_write_p): New.
+ (pdr_may_write_p): New.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
+ (struct poly_dr): Same.
+ (new_poly_dr): Same.
+ * graphite-poly.c (new_poly_dr): Same.
+
+2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
+ pbb_strip_mine_time_depth. Changed the implementation so that
+ transformation is expressed as a transformation on
+ time (scatttering) dimensions. Also, ensures that the 2d+1
+ scheduling format is preserved.
+ (pbb_strip_mine_profitable_p): Profitability is based on the
+ iteration number of a given time (scattering) dimension,
+ and not on a original loop depth dimension.
+ (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
+ (pbb_do_strip_mine): Call psct_dynamic_dim.
+ * graphite-poly.c (pbb_number_of_iterations_at_time): New.
+ * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
+ (pbb_nb_dynamic_scattering_transform): New.
+ (psct_dynamic_dim): New.
+
+2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
+
+ * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
+ * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
+ * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
+ * graphite-interchange.c (build_linearized_memory_access): Same.
+ (memory_stride_in_loop): Same.
+
+2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (pddr_original_scattering): New.
+ (graphite_legal_transform_dr): Call pddr_original_scattering.
+ (dot_deps_1): New.
+ (dot_deps): New.
+ * graphite-dependences.h (dot_deps): Declared.
+ * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
+ (print_pdr): Print PDR_ID.
+ * graphite-poly.h (struct poly_dr): Add field id.
+ (PDR_ID): New.
+ (pbb_index): New.
+ * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
+
+2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (graphite_carried_dependence_level_k): Do
+ not delete the original dependence relation.
+
+2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (graphite_legal_transform_bb): Avoid
+ the computation of symmetric data dependence relations.
+ (dependency_between_pbbs_p): Same.
+
+2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
+ (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
+ (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
+ (free_poly_ddr): New.
+ (pddr_is_empty): New.
+ (dependence_polyhedron_1): Now returns a poly_ddr_p.
+ (dependence_polyhedron): Same. Remove useless gcc_assert.
+ Remove fprintfs.
+ (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
+ (graphite_carried_dependence_level_k): Call pddr_is_empty.
+ * graphite-dependences.h (enum poly_dependence_kind): New.
+ (poly_dr_pair): Renamed poly_ddr. Added a field kind.
+ (PDRP_SOURCE): Renamed PDDR_SOURCE.
+ (PDRP_SINK): Renamed PDDR_SINK.
+ (PDRP_DDP): Renamed PDDR_DDP.
+ (PDDR_KIND): New.
+ (free_poly_ddr): Declared.
+ * graphite-poly.c (new_scop): Use the new hash function names.
+ * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
+ into original_pddrs.
+ (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
+
+2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
+
+ * Merge from mainline (150764:150992).
+
+2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
+
+ * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
+ bounds with LT_EXPR to make niter analysis more precise on code
+ generated by Graphite.
+
+2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
+ (graphite_legal_transform_bb): Same.
+ (poly_drs_may_alias_p): Same.
+
+2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/40981
+ * graphite-ppl.c (ppl_max_for_le): Correct the use of
+ ppl_Pointset_Powerset_C_Polyhedron_maximize.
+
+2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-poly.c (print_pbb): Print PBB index.
+
+2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ * Merge from mainline (r150672:150764).
+
+2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-interchange.c (ppl_max_for_le): Moved...
+ * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
+ * graphite-ppl.c (ppl_max_for_le): ... here.
+ * graphite-ppl.h (ppl_max_for_le): Declared.
+
+2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * Merge from mainline (r150372:150672).
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/40980
+ * sese.c (convert_for_phi_arg): New.
+ (add_guard_exit_phis): Use convert_for_phi_arg.
+
+ * testsuite/gfortran.dg/graphite/id-17.f: New.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
+ unknown subscript upper bounds.
+
+ * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+ Pranav Garg <pranav.garg2107@gmail.com>
+
+ * graphite-interchange.c (gather_access_strides): Removed.
+ (ppl_max_for_le): New.
+ (build_linearized_memory_access): New.
+ (memory_stride_in_loop): New.
+ (pbb_interchange_profitable_p): Reimplemented.
+ * graphite-ppl.h (ppl_new_id_map): New.
+ (ppl_interchange): New.
+
+ * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-interchange.c (compute_subscript): Removed.
+ (compute_array_size_cstr): Removed.
+ (compute_array_size_poly): Removed.
+ (compute_array_size): Removed.
+ (gather_access_strides_poly): Removed.
+ (gather_access_strides): Empty.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-dependences.c (dependence_polyhedron_1): Replace
+ pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
+ (graphite_legal_transform_dr): Same.
+ (graphite_carried_dependence_level_k): Same.
+ * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
+ Initialize PDR_NB_SUBSCRIPTS.
+ (print_pdr_access_layout): Replace pdr_nb_subscripts with
+ PDR_NB_SUBSCRIPTS.
+ * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
+ (PDR_NB_SUBSCRIPTS): New.
+ (pdr_nb_subscripts): Removed.
+ (pdr_dim): Simplified.
+ * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
+ with PDR_NB_SUBSCRIPTS.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-interchange.c (compute_array_size): Remove use of
+ PDR_DATA_CONTAINER.
+ * graphite-poly.c (new_poly_dr): Remove argument data_container.
+ Do not initialize PDR_DATA_CONTAINER.
+ (print_pdr): Do not print PDR_DATA_CONTAINER.
+ * graphite-poly.h (struct poly_dr): Remove data_container field.
+ (PDR_DATA_CONTAINER): Removed.
+ * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
+ PDR_DATA_CONTAINER.
+ (build_poly_dr): Same.
+
+2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * testsuite/gcc.dg/graphite/interchange-9.c: New.
+
+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.
+
+2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
+ Early return without analyzing the data dependences if no
+ transform has been done. Call restore_scattering if the transform
+ is not legal.
+ (graphite-interchange.c): Same.
+ * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
+ (graphite_read_transforms): Initialize PBB_TRANSFORMED.
+ (apply_poly_transforms): Do not gcc_assert that
+ the transform is legal.
+ (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
+ Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
+ PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
+ (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
+ * graphite-poly.h (struct poly_scattering): New.
+ (struct poly_bb): Add original, transformed, and saved fields.
+ Remove transformed_scattering, original_scattering, nb_local_variables,
+ and nb_scattering_transform fields.
+ (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
+ (poly_scattering_new): New.
+ (poly_scattering_free): New.
+ (poly_scattering_copy): New.
+ (store_scattering_pbb): New.
+ (store_scattering): New.
+ (restore_scattering_pbb): New.
+ (restore_scattering): New.
+ * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
+ Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
+
+2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
+ (print_scop): Same.
+
2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (graphite.o): Depends on PREDICT_H.
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