gcc/ChangeLog.graphite

   1 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         Reverted the patch for "scattering permutations" from 2009-10-28.
   4
   5         * graphite-poly.c (print_permutation): New.
   6         (debug_permutation): New.
   7         (new_poly_bb): Initialize PBB_PERMUTATION.
   8         (free_poly_bb): Free PBB_PERMUTATION.
   9         * graphite-poly.h (pbb_permutation_elt_p): Declared.
  10         (struct pbb_permutation_elt): New.
  11         (PBB_PERMUTATION_ELT_STRIDE): New.
  12         (PBB_PERMUTATION_ELT_STRIDED_P): New.
  13         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
  14         (new_pbb_permutation_elt): New.
  15         (pbb_permutation_elt_free): New.
  16         (struct poly_bb): Add field permutation.
  17         (PBB_PERMUTATION): New.
  18         (print_permutation): Declared.
  19         (debug_permutation): Declared.
  20
  21 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
  22
  23         * graphite-interchange.c (build_partial_difference): New.
  24         (memory_stride_in_loop): Refactored the computation of
  25         equality constraints into build_partial_difference function.
  26         Added support for debugging stride computations.
  27
  28 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
  29
  30         * graphite-clast-to-gimple.c (gloog): Free if_region,
  31         if_region->true_region, and if_region->region.
  32         * sese.c (if_region_set_false_region): Free if_region->false_region.
  33         (create_if_region_on_edge): Do not use GGC_NEW.
  34         (move_sese_in_condition): Remove useless initialization.
  35
  36 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
  37
  38         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
  39         for the loops created by the loop distribution.  Do not modify the
  40         input LSTs.
  41         (lst_try_interchange_loops): Same.  Use a temporary LST for the
  42         transformed schedule.  Call lst_update_scattering before data
  43         dependence analysis.
  44         (lst_try_interchange): Pass an extra parameter INDEX.
  45         (lst_do_interchange_1): New.
  46         (lst_do_interchange): Call lst_do_interchange_1.
  47         (scop_do_interchange): Call lst_update_scattering.
  48         * graphite-poly.c (apply_poly_transforms): Do not call
  49         lst_update_scattering.
  50         * graphite-poly.h (lst_pred): New.
  51         (lst_succ): New.
  52         (lst_find_first_pbb): Return NULL when not found.
  53         (lst_empty_p): New.
  54         (lst_insert_in_sequence): Allow LST1 to be NULL.
  55         (lst_replace): New.
  56         (lst_substitute_3): New.
  57         * gcc.dg/graphite/interchange-1.c: XFail.
  58         * gcc.dg/graphite/interchange-8.c: XFail.
  59         * gcc.dg/graphite/interchange-11.c: XFail.
  60
  61 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
  62
  63         * graphite-interchange.c (lst_perfectly_nested_p): New.
  64         (lst_perfect_nestify): New.
  65         (lst_try_interchange_loops): Call store_lst_schedule,
  66         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
  67         (scop_do_interchange): Avoid redundant legality test.
  68         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
  69         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
  70         * graphite-poly.h (psct_static_dim): New.
  71         (lst_dewey_number_at_depth): New.
  72         (lst_find_pbb): Restructured.
  73         (lst_find_first_pbb): Restructured.
  74         (lst_find_last_pbb): New.
  75         (lst_contains_p): New.
  76         (lst_contains_pbb): New.
  77         (lst_create_nest): New.
  78         (lst_remove_from_sequence): New.
  79         (pbb_update_scattering): New.
  80         (lst_update_scattering_under): New.
  81         (lst_update_scattering_seq): New.
  82         (lst_update_scattering): New.
  83         (lst_insert_in_sequence): New.
  84         (lst_distribute_lst): New.
  85         (lst_remove_all_before_including_pbb): New.
  86         (lst_remove_all_before_excluding_pbb): New.
  87
  88 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
  89
  90         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
  91         get_loop_exit_edges.
  92
  93 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
  94
  95         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
  96
  97 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
  98
  99         * graphite-poly.c (print_permutation): New.
 100         (debug_permutation): New.
 101         (new_poly_bb): Initialize PBB_PERMUTATION.
 102         (free_poly_bb): Free PBB_PERMUTATION.
 103         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 104         (struct pbb_permutation_elt): New.
 105         (PBB_PERMUTATION_ELT_STRIDE): New.
 106         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 107         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 108         (new_pbb_permutation_elt): New.
 109         (pbb_permutation_elt_free): New.
 110         (struct poly_bb): Add field permutation.
 111         (PBB_PERMUTATION): New.
 112         (print_permutation): Declared.
 113         (debug_permutation): Declared.
 114
 115 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 116
 117         * graphite-clast-to-gimple.c (gloog): Do not call
 118         sese_reset_aux_in_loops.
 119         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
 120         extra argument for domains.  Do not use loop->aux.
 121         (build_scop_iteration_domain): Initialize and free domains, pass it
 122         to build_loop_iteration_domains and extract the information from
 123         domains.  Do not use loop->aux.
 124         * sese.c (sese_reset_aux_in_loops): Removed.
 125         * sese.h (sese_reset_aux_in_loops): Removed.
 126
 127 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 128
 129         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
 130         (dependency_in_loop_p): Same.
 131         (translate_clast): Do not use loop->aux.  Initialize
 132         loop->can_be_parallel.
 133         (mark_loops_parallel): Removed.
 134         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
 135         * graphite.c (free_aux_in_new_loops): Removed.
 136         (graphite_finalize): Do not call free_aux_in_new_loops.
 137         (graphite_transform_loops): Do not call mark_loops_parallel.
 138
 139 2009-10-26  Li Feng  <nemokingdom@gmail.com>
 140
 141         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
 142         (translate_clast): Pass an extra parameter LEVEL.
 143         Call get_scattering_level.
 144         * graphite-clast-to-gimple.h (get_scattering_level): New.
 145
 146 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 147
 148         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
 149         * cfgloop.h (struct loop): New field single_iv.
 150
 151         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
 152         loop->aux anymore: use loop->single_iv.
 153         (graphite_loop_normal_form): Moved...
 154         (build_graphite_loop_normal_form): Removed.
 155         (gloog): Do not call build_graphite_loop_normal_form.
 156         (free_aux_in_new_loops): Moved...
 157         (mark_loops_parallel): Restructure.
 158         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
 159         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
 160         (scop_canonicalize_loops): New.
 161         (build_poly_scop): Call scop_canonicalize_loops.
 162         * graphite.c (free_aux_in_new_loops): ...here.
 163
 164 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 165
 166         * g++.dg/graphite/graphite.exp: Add the same rules as in
 167         gcc.dg/graphite/graphite.exp.
 168
 169 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 170
 171         * g++.dg/graphite/id-1.C: New.
 172
 173 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 174
 175         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
 176         argument base_name.
 177         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
 178         (rewrite_phi_out_of_ssa): Same.
 179         (rewrite_cross_bb_scalar_deps): Same.
 180         (translate_scalar_reduction_to_array): Same.
 181
 182 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 183
 184         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
 185         dump_alias_graphs.
 186
 187 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 188
 189         * graphite-sese-to-poly.c (dump_alias_graphs): New.
 190         (build_scop_drs): Call dump_alias_graphs.
 191
 192 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 193
 194         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
 195         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 196         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
 197         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 198         * graphite-poly.h (free_lst): New.
 199         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
 200         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
 201
 202 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 203
 204         * graphite-poly.h (struct scop): Add a field saved_schedule.
 205         (SCOP_SAVED_SCHEDULE): New.
 206         (store_lst_schedule): New.
 207         (restore_lst_schedule): New.
 208         (store_scattering): Call store_lst_schedule.
 209         (restore_scattering): Call restore_lst_schedule.
 210
 211 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 212
 213         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
 214         (pdr_add_alias_set): Same.
 215         (build_poly_dr): Same.
 216         (build_alias_set_optimal_p): Same.
 217         (build_base_obj_set_for_drs): Same.  Do not store the result of
 218         graphds_dfs.
 219
 220 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 221
 222         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
 223         all_components_are_cliques to 1.
 224
 225 2009-10-20  Li Feng  <nemokingdom@gmail.com>
 226
 227         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
 228         the new structure.
 229         (pdr_add_alias_set): Update retrieving alias_set_num.
 230         (build_poly_dr): Update retrieving dr_base_object_set.
 231         (partition_drs_to_sets): Remove.
 232         (build_alias_set_optimal_p): New.
 233         (build_alias_set_for_drs): Rename.
 234         (build_scop_drs): Update.
 235         * graphite-sese-to-poly.h (struct base_alias_pair): New.
 236         (ALIAS_SET_INDEX): Remove.
 237         (BASE_OBJECT_SET_INDEX): Remove.
 238
 239 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 240
 241         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
 242
 243 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 244
 245         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
 246         loop upper bounds for 1-element arrays at end of structures.
 247         * tree-flow.h (array_at_struct_end_p): Declared.
 248         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
 249
 250 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 251
 252         * g++.dg/graphite/pr41305.C: New.
 253
 254 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
 255
 256         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
 257         construction of parameter constraints from loop iteration analysis.
 258         * gcc.dg/graphite/run-id-2.c: New test.
 259
 260 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 261
 262         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
 263         and new_cstr.
 264
 265 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 266
 267         * graphite-dependences.c (dependence_polyhedron_1): Remove
 268         unused gdim dimensions from the DDR polyhedron.
 269
 270 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 271
 272         * graphite-dependences.c (pddr_transformed_scattering): New.
 273         (dot_original_deps_stmt_1): New.
 274         (dot_transformed_deps_stmt_1): New.
 275         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
 276         dot_transformed_deps_stmt_1.
 277         (dot_original_deps): New.
 278         (dot_transformed_deps): New.
 279         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
 280
 281 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 282
 283         * graphite-dependences.c (reduction_dr_1): Remove wrong
 284         assert: reduction BBs can have multiple reduction writes
 285         to memory.  interchange-3.f90 is an example.
 286
 287 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 288
 289         * gfortran.dg/graphite/interchange-3.f90: New.
 290
 291 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 292
 293         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
 294
 295 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 296
 297         * graphite-dependences.c (dependence_polyhedron_1): Add the
 298         context to the dependence polyhedron.
 299
 300 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 301
 302         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
 303         PBB_PDR_DUPLICATES_REMOVED.
 304         (new_poly_bb): Same.
 305
 306 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 307
 308         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
 309         SCOP_CONTEXT.
 310         (build_loop_iteration_domains): Extract bounds on parameters
 311         based on the data size.
 312         (build_scop_context): Do not initialize SCOP_CONTEXT;
 313         add new constraints.
 314
 315 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 316
 317         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
 318         * graphite-ppl.h (graphite-ppl.h): Declared.
 319
 320 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 321
 322         * graphite-ppl.c (ppl_print_linear_expr): New.
 323         (debug_ppl_linear_expr): New.
 324         * graphite-ppl.h (ppl_print_linear_expr): Declared.
 325         (debug_ppl_linear_expr): Declared.
 326
 327 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 328
 329         * graphite-interchange.c: Fix comments.
 330         * gcc.dg/graphite/block-1.c: Fix comments.
 331
 332 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 333
 334         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
 335         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
 336
 337 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 338
 339         Reapply the patch from Alexander Monakov that disappeared during
 340         the last merges from trunk.
 341
 342         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
 343
 344         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
 345         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
 346
 347 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 348
 349         * graphite-interchange.c (memory_stride_in_loop): The depth
 350         argument corresponds to a dynamic time dimension, so use
 351         psct_dynamic_dim to refer to the transformed scattering dimension.
 352
 353 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 354
 355         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
 356
 357 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 358
 359         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
 360         root of the LST.
 361         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
 362         the root of the LST.
 363         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
 364         fake loop.
 365         (print_lst): Print the root of LST in a different format.
 366         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
 367
 368 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 369
 370         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
 371
 372 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 373
 374         * doc/passes.texi: Document the Graphite infrastructure.
 375
 376 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 377
 378         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
 379         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
 380         and check the SSA representation.
 381
 382         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
 383
 384 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 385
 386         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
 387
 388 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 389
 390         * gcc.dg/graphite/interchange-11.c: New.
 391
 392 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 393
 394         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
 395
 396 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 397
 398         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 399         Add -fno-loop-strip-mine and -fno-loop-interchange.
 400         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
 401         -fno-loop-strip-mine.
 402         * gfortran.dg/graphite/graphite.exp: Same.
 403
 404 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 405
 406         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 407         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
 408         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
 409         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
 410         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
 411         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
 412         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
 413         DEFAULT_FLAGS_GRAPHITE_SCOP.
 414         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
 415         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
 416
 417 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 418
 419         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
 420
 421 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 422             Sebastian Pop  <sebastian.pop@amd.com>
 423
 424         * graphite-interchange.c (build_linearized_memory_access): Pass an
 425         offset as parameter.
 426         (memory_stride_in_loop): Include transform scattering in the
 427         access functions to be able to querry the strides in the
 428         transformed loops.
 429         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
 430         not the psct_iterator_dim.
 431
 432 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 433
 434         * graphite-blocking.c (pbb_do_strip_mine): Removed.
 435         (lst_do_strip_mine_loop): New.
 436         (lst_do_strip_mine): New.
 437         (scop_do_strip_mine): Call lst_do_strip_mine.
 438         * graphite-poly.h (lst_add_loop_under_loop): New.
 439         (lst_find_first_pbb): New.
 440
 441 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 442
 443         * graphite-poly.c (loop_to_lst): Fix LST creation.
 444
 445 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
 446
 447         * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
 448         sizeof(unsigned long) to make it run on 32bit systems.
 449
 450 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
 451
 452         * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
 453         SEGFAULT on 32bit.
 454
 455 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 456
 457         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
 458         Comment.
 459         (write_alias_graph_to_ascii_dot): New.
 460         (write_alias_graph_to_ascii_ecc): Ditto.
 461         (partition_drs_to_sets): Add testing of optimality of current method
 462         which assigns alias numbers according to DFS Comopnent number.  used
 463         as heuristic for the upcoming ECC algorithm.
 464         (build_scop_drs): Write to file also with the ecc and dot format.
 465
 466 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 467
 468         * gfortran.dg/graphite/interchange-1.f: XFail.
 469
 470 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 471
 472         * graphite.c (graphite_initialize): Do not handle functions with
 473         more than 100 basic blocks.
 474
 475 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 476
 477         * graphite-blocking.c (pbb_do_strip_mine): Use
 478         PARAM_LOOP_BLOCK_TILE_SIZE.
 479
 480 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 481
 482         * graphite-poly.c (dot_lst_1): New.
 483         (dot_lst): New.
 484         * graphite-poly.h (dot_lst): Declared.
 485
 486 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 487
 488         * graphite-dependences.c (dot_deps_stmt_1): New.
 489         (dot_deps_stmt): New.
 490         * graphite-dependences.h (dot_deps_stmt): Declared.
 491
 492 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 493
 494         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
 495         not replace cross BB scalar dependences ending on PHI nodes.
 496         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
 497
 498 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 499
 500         * graphite-poly.c (apply_poly_transforms): Implement the high
 501         level driver for flag_loop_block.
 502         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
 503         flag_loop_block.
 504
 505         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
 506         -floop-block.
 507         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 508         Add -floop-block.
 509
 510 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 511
 512         * graphite-poly.h (lst_find_pbb): New.
 513         (find_lst_loop): New.
 514
 515 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 516
 517         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
 518         * graphite-poly.h (struct scop): Remove dep_graph field.
 519         (SCOP_DEP_GRAPH): Removed.
 520
 521 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 522
 523         * graphite-poly.h (copy_lst): Do full copy of LST.
 524
 525 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
 526
 527         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
 528         when the loop stride is zero.
 529
 530         * gcc.dg/graphite/id-16.c: New.
 531
 532 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 533
 534         * graphite-dependences.c (reduction_dr_1): New.
 535         (reduction_dr_p): New.
 536         (graphite_legal_transform_dr): Call reduction_dr_p.
 537         (reduction_ddr): Renamed reduction_ddr_p.
 538         * graphite-poly.h (same_pdr_p): New.
 539         (number_of_write_pdrs): New.
 540         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
 541         (split_reduction_stmt): Do not split reduction statements
 542         when there are no writes to memory.
 543         (translate_scalar_reduction_to_array_for_stmt): Insert the
 544         memory reduction statement just after the scalar reduction statement.
 545
 546         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
 547         Un-XFAIL-ed.
 548         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
 549         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
 550
 551 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 552
 553         * graphite-interchange.c (lst_apply_interchange): New.
 554         (lst_interchange_profitable_p): New.
 555         (lst_try_interchange_loops): New.
 556         (lst_try_interchange): New.
 557         (lst_do_interchange): New.
 558         (pbb_do_interchange): Removed.
 559         (scop_do_interchange): Call lst_do_interchange.
 560
 561 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 562
 563         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
 564         SCOP_TRANSFORMED_SCHEDULE.
 565         (loop_to_lst): New.
 566         (scop_to_lst): New.
 567         (print_lst): New.
 568         (debug_lst): New.
 569         * graphite-poly.h (lst_p): New.
 570         (struct lst): New.
 571         (LST_LOOP_P): New.
 572         (LST_LOOP_FATHER): New.
 573         (LST_PBB): New.
 574         (LST_SEQ): New.
 575         (scop_to_lst): Declared.
 576         (print_lst): Declared.
 577         (debug_lst): Declared.
 578         (new_lst_loop): New.
 579         (new_lst_stmt): New.
 580         (copy_lst): New.
 581         (lst_depth): New.
 582         (lst_dewey_number): New.
 583         (struct scop): Add original_schedule and transformed_schedule fields.
 584         (SCOP_ORIGINAL_SCHEDULE): New.
 585         (SCOP_TRANSFORMED_SCHEDULE): New.
 586         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
 587
 588 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 589
 590         * graphite-dependences.c (reduction_ddr): New.
 591         (graphite_legal_transform_bb): Call reduction_ddr.
 592         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
 593         Initialize PBB_IS_REDUCTION.
 594         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
 595         (PBB_IS_REDUCTION): New.
 596         (new_poly_bb): Update declaration.
 597         * graphite-scop-detection.h (build_scop_bbs): Removed.
 598         (nb_reductions_in_loop): Removed.
 599         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
 600         parameter for reductions.
 601         (try_generate_gimple_bb): Update call to new_poly_bb.
 602         (build_scop_bbs_1): Same.
 603         (build_scop_bbs): Same.
 604         (gsi_for_phi_node): New.
 605         (scalar_close_phi_node_p): Remove gcc_assert.
 606         (split_reduction_stmt): New.
 607         (is_reduction_operation_p): New.
 608         (phi_contains_arg): New.
 609         (follow_ssa_with_commutative_ops): New.
 610         (detect_commutative_reduction_arg): New.
 611         (detect_commutative_reduction_assign): New.
 612         (follow_inital_value_to_phi): New.
 613         (edge_initial_value_for_loop_phi): New.
 614         (initial_value_for_loop_phi): New.
 615         (detect_commutative_reduction): New.
 616         (translate_scalar_reduction_to_array_for_stmt): New.
 617         (insert_copyout): New.
 618         (insert_copyin): New.
 619         (translate_scalar_reduction_to_array): New.
 620         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
 621         (rewrite_commutative_reductions_out_of_ssa_loop): New.
 622         (rewrite_commutative_reductions_out_of_ssa): New.
 623         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
 624         * sese.h (split_region_for_bb): New.
 625
 626         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
 627         * gcc.dg/graphite/interchange-1.c: Fix format.
 628         * gcc.dg/graphite/interchange-10.c: New.
 629
 630 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 631
 632         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
 633         buggy assert.
 634
 635 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 636
 637         * graphite-sese-to-poly.c (scev_analyzable_p): New.
 638         (rewrite_cross_bb_scalar_dependence): New.
 639         (rewrite_cross_bb_scalar_deps): New.
 640         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
 641         Call rewrite_cross_bb_scalar_deps.
 642
 643 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 644
 645         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
 646         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
 647         gsi_for_stmt.
 648
 649 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 650
 651         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
 652         * graphite-interchange.c (pbb_do_interchange): Same.
 653         * graphite-poly.c (print_scattering_function): Same.
 654         (debug_pdrs): Same.
 655         * graphite-poly.h (pbb_loop): New.
 656         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
 657
 658 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
 659
 660         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
 661
 662 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
 663
 664         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
 665         so don't pass a pointer to it.
 666         (build_alias_set_for_drs): Same.
 667         (build_base_obj_set_for_drs): Same.
 668         (build_scop_drs): Same.
 669
 670 2009-09-26  Li Feng  <nemokingdom@gmail.com>
 671
 672         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
 673         the alias graph of data references.
 674
 675 2009-09-25  Li Feng  <nemokingdom@gmail.com>
 676
 677         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
 678         (build_scop_drs): When debugging, write the alias graph to file,
 679         otherwise, should be disabled.
 680
 681 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
 682
 683         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
 684         (is_simple_operand): Remove call to stmt_simple_memref_p.
 685         (stmt_simple_for_scop_p): Update call to is_simple_operand.
 686
 687 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
 688
 689         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
 690         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
 691         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
 692         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
 693         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
 694
 695 2009-09-17 Li Feng  <nemokingdom@gmail.com>
 696
 697         PR middle-end/41118
 698         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
 699         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
 700         (graphite_carried_dependence_level_k): Ditto.
 701         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
 702         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
 703         (new_poly_dr): Adjust declaration.
 704         * graphite-sese-to-poly.c (free_data_refs_aux): New.
 705         (free_gimple_bb): Added free_data_refs_aux.
 706         (build_poly_dr): Add dr_base_object_set.
 707         (partition_drs_to_sets): New.
 708         (dr_same_base_object_p): New.
 709         (build_alias_set_for_drs): New.
 710         (build_base_object_set_for_drs): New.
 711         (build_scop_drs): Add build_base_obj_set_for_drs.
 712         * graphite-sese-to-poly.h: Added #define for alias set number index and
 713         base object set index.
 714         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
 715         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
 716
 717 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
 718
 719         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
 720         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
 721
 722 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 723
 724         * graphite-sese-to-poly.c (struct irp_data): Removed.
 725         (idx_record_params): Removed.
 726         (find_params_in_bb): Scan for parameters the access functions; don't
 727         parse the tree representation.
 728
 729 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 730
 731         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
 732         passes at -O1 and below.
 733
 734 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 735
 736         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
 737         tree-scalar-evolution.h, and then tree-data-ref.h.
 738         * graphite-clast-to-gimple.c: Same.
 739         * graphite-dependences.c: Same.
 740         * graphite-interchange.c: Same.
 741         * graphite-poly.c: Same.
 742         * graphite-scop-detection.c: Same.
 743         * graphite-sese-to-poly.c: Same.
 744         * graphite.c: Same.
 745         * lambda-code.c: Same.
 746         * matrix-reorg.c: Same.
 747         * tree-data-ref.c: Same.
 748         * tree-if-conv.c: Same.
 749         * tree-loop-distribu: Same.: Same.
 750         * tree-loop-linear.c: Same.
 751         * tree-parloops.c: Same.
 752         * tree-predcom.c: Same.
 753         * tree-vect-patterns.c: Same.
 754
 755 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
 756
 757         Partially revert the previous patch, except the following.
 758         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
 759         as parameters the operands of the not expression.
 760
 761 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 762
 763         * tree-scalar-evolution.c (instantiate_scev_assign): New.
 764         Do not call analyze_scalar_evolution on assignments.
 765         (instantiate_scev_phi): Call analyze_scalar_evolution.
 766         (instantiate_scev_name): Call instantiate_scev_assign and
 767         instantiate_scev_phi.
 768         (instantiate_scev_not): Adapted to pass as parameters the operands
 769         of the not expression.
 770
 771 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 772
 773         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
 774         to pass as parameters the operands of the binary expression.
 775
 776 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 777
 778         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
 779         instantiate_scev_not.  Handle NEGATE_EXPR.
 780         (instantiate_scev_r): Handle NEGATE_EXPR.
 781
 782 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 783
 784         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
 785         instantiate_scev_r.
 786         (instantiate_scev_r): Move code in instantiate_scev_2
 787         and instantiate_scev_1.
 788
 789 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 790
 791         * tree-scalar-evolution.c (instantiate_scev_3): New.
 792         (instantiate_scev_1): Move code in instantiate_scev_3.
 793
 794 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 795
 796         * tree-scalar-evolution.c (instantiate_scev_poly): New.
 797         (instantiate_scev_1): Move code in instantiate_scev_poly.
 798
 799 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 800
 801         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
 802         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
 803
 804 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 805
 806         * tree-scalar-evolution.c (instantiate_scev_convert): New.
 807         (instantiate_scev_1): Move code in instantiate_scev_convert.
 808
 809 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 810
 811         * tree-scalar-evolution.c (instantiate_scev_binary): New.
 812         (instantiate_scev_1): Move code in instantiate_scev_binary.
 813
 814 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 815
 816         * tree-scalar-evolution.c (instantiate_scev_name): New.
 817         (instantiate_scev_1): Move code in instantiate_scev_name.
 818
 819 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
 820
 821         * Merge from mainline (150992:151171).
 822
 823 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 824
 825         * graphite-dependences.c (graphite_legal_transform_bb): Call
 826         pbb_remove_duplicate_pdrs.
 827         * graphite-poly.c (can_collapse_pdr): Removed.
 828         (pdr_find_duplicate): Removed.
 829         (can_collapse_pdrs): New.
 830         (pbb_remove_duplicate_pdrs): New.
 831         (new_poly_dr): Do not look for duplicates.
 832         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
 833         (PBB_PDR_DUPLICATES_REMOVED): New.
 834         (pbb_remove_duplicate_pdrs): Declared.
 835
 836 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 837
 838         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
 839         the strides by multiplying by PDR_NB_REFS.
 840         * graphite-poly.c (can_collapse_pdr): New.
 841         (pdr_find_duplicate): New.
 842         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
 843         Initialize PDR_NB_REFS.
 844         * graphite-poly.h (struct poly_dr): Add field nb_refs.
 845         (PDR_NB_REFS): New.
 846         (new_poly_dr): Number of subscripts is a graphite_dim_t.
 847
 848 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 849
 850         Revert one of the previous commits:
 851         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 852         the computation of symmetric data dependence relations.
 853         (dependency_between_pbbs_p): Same.
 854
 855 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 856
 857         PR middle-end/40965
 858         * graphite-poly.c (apply_poly_transforms): Remove legality test before
 859         any transform.
 860
 861 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 862
 863         * graphite-dependences.c (pddr_original_scattering): Return NULL
 864         for read-read dependence relations.
 865         * graphite-poly.h (enum poly_dr_type): Fix comment.
 866         (pdr_read_p): New.
 867         (pdr_write_p): New.
 868         (pdr_may_write_p): New.
 869
 870 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 871
 872         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
 873         (struct poly_dr): Same.
 874         (new_poly_dr): Same.
 875         * graphite-poly.c (new_poly_dr): Same.
 876
 877 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 878             Sebastian Pop  <sebastian.pop@amd.com>
 879
 880         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
 881         pbb_strip_mine_time_depth.  Changed the implementation so that
 882         transformation is expressed as a transformation on
 883         time (scatttering) dimensions.  Also, ensures that the 2d+1
 884         scheduling format is preserved.
 885         (pbb_strip_mine_profitable_p): Profitability is based on the
 886         iteration number of a given time (scattering) dimension,
 887         and not on a original loop depth dimension.
 888         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
 889         (pbb_do_strip_mine): Call psct_dynamic_dim.
 890         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
 891         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
 892         (pbb_nb_dynamic_scattering_transform): New.
 893         (psct_dynamic_dim): New.
 894
 895 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 896
 897         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 898         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 899         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
 900         * graphite-interchange.c (build_linearized_memory_access): Same.
 901         (memory_stride_in_loop): Same.
 902
 903 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 904
 905         * graphite-dependences.c (pddr_original_scattering): New.
 906         (graphite_legal_transform_dr): Call pddr_original_scattering.
 907         (dot_deps_1): New.
 908         (dot_deps): New.
 909         * graphite-dependences.h (dot_deps): Declared.
 910         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
 911         (print_pdr): Print PDR_ID.
 912         * graphite-poly.h (struct poly_dr): Add field id.
 913         (PDR_ID): New.
 914         (pbb_index): New.
 915         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
 916
 917 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
 918
 919         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
 920         not delete the original dependence relation.
 921
 922 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 923
 924         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 925         the computation of symmetric data dependence relations.
 926         (dependency_between_pbbs_p): Same.
 927
 928 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 929
 930         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
 931         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
 932         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
 933         (free_poly_ddr): New.
 934         (pddr_is_empty): New.
 935         (dependence_polyhedron_1): Now returns a poly_ddr_p.
 936         (dependence_polyhedron): Same.  Remove useless gcc_assert.
 937         Remove fprintfs.
 938         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
 939         (graphite_carried_dependence_level_k): Call pddr_is_empty.
 940         * graphite-dependences.h (enum poly_dependence_kind): New.
 941         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
 942         (PDRP_SOURCE): Renamed PDDR_SOURCE.
 943         (PDRP_SINK): Renamed PDDR_SINK.
 944         (PDRP_DDP): Renamed PDDR_DDP.
 945         (PDDR_KIND): New.
 946         (free_poly_ddr): Declared.
 947         * graphite-poly.c (new_scop): Use the new hash function names.
 948         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
 949         into original_pddrs.
 950         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
 951
 952 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 953
 954         * Merge from mainline (150764:150992).
 955
 956 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
 957
 958         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
 959         bounds with LT_EXPR to make niter analysis more precise on code
 960         generated by Graphite.
 961
 962 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
 963
 964         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
 965         (graphite_legal_transform_bb): Same.
 966         (poly_drs_may_alias_p): Same.
 967
 968 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
 969
 970         PR middle-end/40981
 971         * graphite-ppl.c (ppl_max_for_le): Correct the use of
 972         ppl_Pointset_Powerset_C_Polyhedron_maximize.
 973
 974 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 975
 976         * graphite-poly.c (print_pbb): Print PBB index.
 977
 978 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 979
 980         * Merge from mainline (r150672:150764).
 981
 982 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 983
 984         * graphite-interchange.c (ppl_max_for_le): Moved...
 985         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
 986         * graphite-ppl.c (ppl_max_for_le): ... here.
 987         * graphite-ppl.h (ppl_max_for_le): Declared.
 988
 989 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
 990
 991         * Merge from mainline (r150372:150672).
 992
 993 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 994
 995         PR middle-end/40980
 996         * sese.c (convert_for_phi_arg): New.
 997         (add_guard_exit_phis): Use convert_for_phi_arg.
 998
 999         * testsuite/gfortran.dg/graphite/id-17.f: New.
1000
1001 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1002
1003         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1004         unknown subscript upper bounds.
1005
1006         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1007
1008 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1009             Pranav Garg  <pranav.garg2107@gmail.com>
1010
1011         * graphite-interchange.c (gather_access_strides): Removed.
1012         (ppl_max_for_le): New.
1013         (build_linearized_memory_access): New.
1014         (memory_stride_in_loop): New.
1015         (pbb_interchange_profitable_p): Reimplemented.
1016         * graphite-ppl.h (ppl_new_id_map): New.
1017         (ppl_interchange): New.
1018
1019         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1020
1021 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1022
1023         * graphite-interchange.c (compute_subscript): Removed.
1024         (compute_array_size_cstr): Removed.
1025         (compute_array_size_poly): Removed.
1026         (compute_array_size): Removed.
1027         (gather_access_strides_poly): Removed.
1028         (gather_access_strides): Empty.
1029
1030 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * graphite-dependences.c (dependence_polyhedron_1): Replace
1033         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1034         (graphite_legal_transform_dr): Same.
1035         (graphite_carried_dependence_level_k): Same.
1036         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1037         Initialize PDR_NB_SUBSCRIPTS.
1038         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1039         PDR_NB_SUBSCRIPTS.
1040         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1041         (PDR_NB_SUBSCRIPTS): New.
1042         (pdr_nb_subscripts): Removed.
1043         (pdr_dim): Simplified.
1044         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1045         with PDR_NB_SUBSCRIPTS.
1046
1047 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1048
1049         * graphite-interchange.c (compute_array_size): Remove use of
1050         PDR_DATA_CONTAINER.
1051         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1052         Do not initialize PDR_DATA_CONTAINER.
1053         (print_pdr): Do not print PDR_DATA_CONTAINER.
1054         * graphite-poly.h (struct poly_dr): Remove data_container field.
1055         (PDR_DATA_CONTAINER): Removed.
1056         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1057         PDR_DATA_CONTAINER.
1058         (build_poly_dr): Same.
1059
1060 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1061
1062         * testsuite/gcc.dg/graphite/interchange-9.c: New.
1063
1064 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1065             Sebastian Pop  <sebastian.pop@amd.com>
1066
1067         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1068         copy of the dependence polyhedron.  Free the temporary objects.
1069         (graphite_carried_dependence_level_k): Free unused objects before
1070         returning.
1071
1072         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1073         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1074         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1075         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1076         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1077
1078 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1079
1080         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1081         Early return without analyzing the data dependences if no
1082         transform has been done.  Call restore_scattering if the transform
1083         is not legal.
1084         (graphite-interchange.c): Same.
1085         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1086         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1087         (apply_poly_transforms): Do not gcc_assert that
1088         the transform is legal.
1089         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1090         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1091         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1092         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1093         * graphite-poly.h (struct poly_scattering): New.
1094         (struct poly_bb): Add original, transformed, and saved fields.
1095         Remove transformed_scattering, original_scattering, nb_local_variables,
1096         and nb_scattering_transform fields.
1097         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1098         (poly_scattering_new): New.
1099         (poly_scattering_free): New.
1100         (poly_scattering_copy): New.
1101         (store_scattering_pbb): New.
1102         (store_scattering): New.
1103         (restore_scattering_pbb): New.
1104         (restore_scattering): New.
1105         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1106         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1107
1108 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1109
1110         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1111         (print_scop): Same.
1112
1113 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1114
1115         * Makefile.in (graphite.o): Depends on PREDICT_H.
1116         * graphite.c: Include predict.h.
1117         (graphite_finalize): Call tree_estimate_probability.
1118         * predict.c (predict_loops): Do not call scev_initialize and
1119         scev_finalize.
1120         (tree_estimate_probability_bb): New.
1121         (tree_estimate_probability): Do not initialize loops: move that
1122         code to the driver.  Call tree_estimate_probability_bb.
1123         (tree_estimate_probability_driver): New.
1124         (pass_profile): Use tree_estimate_probability_driver.
1125         * predict.h (tree_estimate_probability): Declared.
1126
1127 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1128
1129         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1130         * graphite-dependences.c (graphite_legal_transform): Add time to
1131         TV_GRAPHITE_DATA_DEPS.
1132         (dependency_between_pbbs_p): Same.
1133         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1134
1135 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1136
1137         * Merge from mainline (r149952:150372).
1138
1139 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1140
1141         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1142         * graphite-blocking.c: Same.
1143         * graphite-clast-to-gimple.c: Same.
1144         * graphite-dependences.c: Same.
1145         * graphite-poly.c: Same.
1146         * graphite-poly.h: Same.
1147         * graphite-ppl.c: Same.
1148         * graphite-scop-detection.c: Same.
1149         * graphite-sese-to-poly.c: Same.
1150         * graphite.c: Same.
1151
1152 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1153
1154         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1155         (remove_simple_copy_phi): New.
1156         (remove_invariant_phi): New.
1157         (simple_copy_phi_p): New.
1158         (reduction_phi_p): New.
1159         (gsi_for_ssa_name_def): New.
1160         (insert_out_of_ssa_copy): New.
1161         (insert_out_of_ssa_copy_on_edge): New.
1162         (create_zero_dim_array): New.
1163         (scalar_close_phi_node_p): New.
1164         (rewrite_close_phi_out_of_ssa): New.
1165         (rewrite_phi_out_of_ssa): New.
1166         (rewrite_reductions_out_of_ssa): New.
1167         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1168
1169         * testsuite/gcc.dg/graphite/id-11.c: New.
1170         * testsuite/gcc.dg/graphite/id-15.c: New.
1171         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1172         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1173         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1174         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1175         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1176         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1177         * testsuite/gfortran.dg/graphite/id-13.f: New.
1178         * testsuite/gfortran.dg/graphite/id-5.f: New.
1179
1180 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1181
1182         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1183         check that nb_reductions_in_loop is zero.
1184         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1185         reduction phi nodes.
1186         (nb_reductions_in_loop): Removed.
1187         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1188         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1189         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1190         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1191         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1192
1193 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1194
1195         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1196         statements that have an empty iteration domain.
1197         * testsuite/gfortran.dg/graphite/id-16.f: New.
1198
1199 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1200
1201         * tree-scalar-evolution.c (instantiate_scev_1): Return
1202         chrec_dont_know when the result is not above instantiate_below.
1203         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1204         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1205         the tree has a known scalar evolution.
1206         * testsuite/gfortran.dg/graphite/id-14.f: New.
1207         * testsuite/gfortran.dg/graphite/id-15.f: New.
1208
1209 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1210
1211         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1212         insert_gsi.
1213         (rename_variables): Keep inserting renames after the ones already
1214         inserted.
1215
1216 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1217
1218         * graphite-sese-to-poly.c (compare_bb_depths): New.
1219         (graphite_sort_dominated_info): New.
1220         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1221         (build_scop_scattering): Fix comment.
1222
1223 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1224
1225         * graphite.c (graphite_finalize): Call print_loops instead of
1226         dump_function_to_file.
1227         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1228         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1229         loops generated in the graphite output file.
1230         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1231         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1232         * testsuite/gfortran.dg/graphite/id-12.f: New.
1233
1234 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1235
1236         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1237         Remove 2 XFAIL.
1238
1239 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1240             Tobias Grosser  <grosser@fim.uni-passau.de>
1241
1242         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1243         alias set number build alias in ACCESSES polyhedron.
1244         (build_alias_set_for_drs): New.
1245         (build_pbb_drs): Added build_alias_set_for_drs.
1246         * graphite-dependences.c (poly_drs_may_alias_p): New.
1247         (graphite_carried_dependence_level_k): Check alias information
1248         before building polyhedron.
1249
1250 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1251
1252         * Makefile.in (lambda-code.o): Fix formatting.
1253
1254 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1255
1256         * Merge from mainline (r149350-149952)
1257
1258 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1259
1260         * graphite-poly.c (apply_poly_transforms): Move strip_mine
1261         before interchange to prepare for loop blocking.
1262
1263 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1264
1265         * graphite-poly.c (apply_poly_transforms): Add checks after every
1266         transformation.
1267         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1268         done in apply_poly_transforms.
1269
1270 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1271
1272         * graphite-dependences.c (build_lexicographically_gt_constraint):
1273         Replace RES parameter with *RES.
1274         (dependence_polyhedron_1): Pass an address of the parameter RES
1275         instead of value of RES.
1276
1277 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1278
1279         * graphite.c (graphite_finalize): Fix comment.
1280         (graphite_transform_loops): Reset scev info after code generation
1281         of each scop.
1282
1283 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1284
1285         * graphite.c (graphite_finalize): Call scev_reset.
1286
1287 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1288
1289         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1290         GBB_CLOOG_IV_TYPES hash table twice.
1291         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1292         (add_condition_to_domain): Clear GMP values.
1293
1294 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1295
1296         * graphite-dependences.c: Fix formatting.
1297         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1298         (pbb_number_of_iterations): Free ppl_Linear_Expression.
1299         * graphite-sese-to-poly.c: Fix formatting.
1300         * graphite.c (graphite_transform_loops): Create the hash table
1301         after the early return.
1302
1303 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1304
1305         * testsuite/gcc.dg/graphite/id-14.c: New.
1306         * testsuite/gcc.dg/graphite/pr40157.c: New.
1307         * testsuite/gfortran.dg/graphite/id-11.f: New.
1308
1309 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1310
1311         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1312         (build_poly_scop): Return false when there are no pbbs within
1313         loops to avoid to pass to cloog scops with no loops.
1314
1315 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1316
1317         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1318         useless test "i % 2".
1319         (build_pbb_scattering_polyhedrons): Fix formatting.
1320         (build_poly_dr): Same.
1321         * graphite.c (graphite_transform_loops): Restructure.
1322
1323 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
1324
1325         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1326         reduction_list parameter.
1327         (rewrite_all_phi_nodes_with_iv): Same.
1328         (canonicalize_loop_ivs): Same.
1329         * tree-parloops.c (struct brli): Removed.
1330         (build_reduction_list_info): Removed.
1331         (build_new_reduction): New.
1332         (analyze_reduction_list): Removed.
1333         (gather_scalar_reductions): Find reductions instead of phi
1334         nodes that can't be canonicalized.
1335         (try_create_reduction_list): Remove reduction_list parameter.
1336         (gen_parallel_loop): Same.
1337         (parallelize_loops): Remove analyze_reductions variable,
1338         initialization and free.
1339         Change reduction_list htab initialization to reduction_info
1340         elements instead of ssa names.
1341         Call try_create_reduction_list and gen_parallel_loop without
1342         analyzed_reduction argument.
1343         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1344         canonicalize_loop_ivs with one less argument.
1345         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1346
1347 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1348
1349         * graphite-dependences.c (new_poly_dr_pair): New.
1350         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1351         (new_poly_dr_pair): New.
1352         (eq_poly_dr_pair_p): New.
1353         (hash_poly_dr_pair_p): New.
1354         * graphite-dependences.h (struct poly_dr_pair): New.
1355         (eq_poly_dr_pair_p): Declared.
1356         (hash_poly_dr_pair_p): Declared.
1357         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1358         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1359         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1360         * Makefile.in (graphite-poly.o): Add dependence on
1361         graphite-dependences.h.
1362
1363 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1364
1365         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1366         polynomials of degree > 1 pass to Graphite.
1367         * tree-chrec.c (scev_is_linear_expression): Call
1368         evolution_function_is_affine_multivariate_p.
1369         * testsuite/gfortran.dg/graphite/id-10.f90: New.
1370
1371 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1372
1373         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1374         Instantiate scevs varying in outer loops.
1375         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1376
1377 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1378
1379         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1380         redundant constraint.
1381
1382 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1383
1384         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1385         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1386         based on the file names as in the C testsuite.
1387         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1388         * testsuite/gfortran.dg/graphite/block-2.f: Same.
1389         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1390         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1391         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1392         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1393         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1394         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1395         * testsuite/gfortran.dg/graphite/id-6.f: Same.
1396         * testsuite/gfortran.dg/graphite/id-9.f: Same.
1397         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1398         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1399         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1400
1401 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1402
1403         * sese.c (expand_scalar_variables_call): New.
1404         (expand_scalar_variables_ssa_name): Handle calls in expander.
1405
1406 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1407
1408         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1409         Expect to see the pattern twice.
1410         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1411         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1412         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1413
1414 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1415
1416         * testsuite/gcc.dg/graphite/id-10.c: New.
1417         * testsuite/gcc.dg/graphite/id-12.c: New.
1418         * testsuite/gfortran.dg/graphite/id-7.f: New.
1419         * testsuite/gfortran.dg/graphite/id-8.f: New.
1420
1421 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1422
1423         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1424         zero.
1425
1426 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1427
1428         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1429
1430 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1431
1432         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1433
1434 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1435
1436         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1437         building PDR subscripts.
1438
1439 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1440
1441         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1442         computation of array sizes.
1443
1444 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1445
1446         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1447
1448 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
1449
1450         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1451         build_pairwise_constraint, dr_equality_constraints,
1452         build_pairwise_scheduling_equality,
1453         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1454         build_lexicographically_gt_constraint, dependence_polyhedron,
1455         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1456         Move from NNC_Polyhedron to C_Polyhedron.
1457         * graphite-interchange.c (compute_array_size_poly,
1458         gather_access_strides): Dito.
1459         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1460         free_scop, pbb_number_of_iterations): Dito.
1461         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1462         pbb_dim_iter_domain, struct scop): Dito.
1463         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1464         new_Cloog_Domain_from_ppl_Polyhedron,
1465         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1466         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1467         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1468         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1469         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1470         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1471         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1472         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1473         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1474         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1475         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1476         build_scop_iteration_domain, build_poly_dr): Dito
1477
1478 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1479
1480         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1481         run-id-*.c files.
1482         * testsuite/gcc.dg/graphite/run-id-1.c: New.
1483
1484 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1485
1486         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1487         positivity constraint on the symbolic number of iterations.
1488
1489 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1490
1491         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1492
1493 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1494             Tobias Grosser  <grosser@fim.uni-passau.de>
1495
1496         * graphite-clast-to-gimple.c (build_scop_context): Removed.
1497         (build_cloog_prog): Directly use SCOP_CONTEXT.
1498         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1499         (free_scop): Free SCOP_CONTEXT.
1500         (print_scop_context): New.
1501         (print_scop): Call print_scop_context.
1502         (debug_scop_context): New.
1503         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1504         (struct scop): Added field context.
1505         (SCOP_CONTEXT): New.
1506         * graphite-sese-to-poly.c (add_param_constraints): New.
1507         (build_scop_context): New.
1508         (build_poly_scop): Call build_scop_context.
1509
1510 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1511
1512         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1513         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1514         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1515         * graphite-ppl.h: Include double-int.h and tree.h.
1516         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1517         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1518         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
1519         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1520
1521 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1522
1523         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1524         POINTER_PLUS_EXPR for pointer types.
1525         (clast_to_gcc_expression): Same.
1526
1527 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1528
1529         * graphite-poly.c (print_scattering_function): Early return when
1530         PBB_TRANSFORMED_SCATTERING is not initialized.
1531         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1532
1533 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
1534
1535         * tree-parloops.c (analyze_reduction_list): Remove unused variable
1536         to fix bootstrap.
1537
1538 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
1539
1540         * tree-parloops.c (analyze_reduction_list): Change return
1541         value to void.
1542         (try_create_reduction_list): Move the call to
1543         analyze_reduction_list to the beginining.
1544         Call reduction_phi with analyzed_reductions as argument
1545         instead of reduction_list.
1546
1547 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1548
1549         *  Merge from mainline (r148296:149346)
1550
1551 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1552
1553         * graphite-scop-detection.c (graphite_can_represent_init): New.
1554         (graphite_can_represent_scev): Call graphite_can_represent_init:
1555         check that the initial value does not contain multiplications of
1556         parameters.
1557         (stmt_has_simple_data_refs_p): New.
1558         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1559         (is_simple_operand): Fix formatting.
1560         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1561
1562 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1563
1564         * testsuite/gcc.dg/graphite/id-13.c: New.
1565         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1566         analyze_scalar_evolution, use scalar_evolution_in_region.
1567         (scan_tree_for_params_right_scev): Add extra assert.
1568         (parameter_index_in_region_1): Split from parameter_index_in_region.
1569         (idx_record_params): Use scalar_evolution_in_region.
1570         (find_params_in_bb): Same.
1571         (find_scop_parameters): Same.
1572         (build_loop_iteration_domains): Same.
1573         (create_linear_expr_from_tree): Same.
1574         * sese.c (scalar_evolution_in_region): New.
1575         * sese.h (scalar_evolution_in_region): Declared.
1576         (defined_in_sese_p): New.
1577         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1578         static anymore.
1579         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1580         Declared.
1581
1582 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1583
1584         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1585         TREE_DATA_REF_H also implies SCEV_H.
1586
1587 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1588
1589         * graphite-poly.c (print_scop_params): New.
1590         (print_scop): Call print_scop_params.
1591         (debug_scop_params): New.
1592         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1593
1594 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1595
1596         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1597         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1598         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1599         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1600         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1601         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1602
1603 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1604
1605         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1606         for dependency checking part.
1607         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1608         tests for dependency checking.
1609         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1610         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1611         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1612         flag -fdump-tree-graphite-all for autopar testsuites.
1613
1614 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1615
1616         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1617         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1618         canonicalize_loop_ivs): Moved...
1619         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
1620
1621 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1622
1623         * tree-parloops.c (try_create_reduction_list): Pass an extra
1624         argument analyzed_reductions.  Call analyze_reduction_list.
1625         (gen_parallel_loop): Do not call analyze_reduction_list.
1626         (parallelize_loops): Init and finalize analyzed_reductions.
1627
1628 2009-07-06  Li Feng  <nemokingdom@gmail.com>
1629
1630         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1631         Added flag -fno-loop-strip-mine for autopar testcase.
1632
1633 2009-07-04  Li Feng  <nemokingdom@gmail.com>
1634
1635         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1636         transformed scattering dimension instead of unmatch orignal when
1637         calling dependence_polyhedron.
1638
1639 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1640
1641         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1642
1643 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1644
1645         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1646         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1647
1648 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1649
1650         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1651         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1652         * graphite-poly.c (pbb_number_of_iterations): New.
1653         * graphite-poly.h (pbb_number_of_iterations): Declared.
1654         (pbb_iterator_dim, pbb_parameter_dim): New.
1655
1656 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1657
1658         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1659         last commit on type of lower and upper bound of loops.
1660
1661 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1662
1663         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1664         graphite-dependences.h.
1665         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1666         (mark_bb_with_pbb): New.
1667         (get_stmtfor_depth): New.
1668         (find_pbb_via_hash): New.
1669         (dependency_in_loop_p): New.
1670         (mark_loops_parallel): New.
1671         (free_aux_in_new_loops): New.
1672         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1673         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1674         innermost loop parallel without checking.
1675         (gloog): Add parameter BB_PBB_MAPPING.
1676         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1677         (gloog): Change declaration.
1678         (mark_loop_parallel): Make extern.
1679         (free_aux_in_new_loops): Declare.
1680         (bb_pbb_map_hash): New.
1681         (eq_bb_pbb_map): New.
1682         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1683         auto parallelization when flag_graphite_force_parallel is set.
1684         (graphite_finalize): Added free_aux_in_new_loops.
1685         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1686         the innermost loop that marked parallel.  Use
1687         flag_graphite_force_parallel instead of loop->can_be_parallel.
1688         (loop_parallel_p): Move inner most checking out of function.
1689
1690 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1691
1692         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1693         type of lower and upper bound of loops signed long int.
1694
1695 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1696
1697         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1698         expression outside the loop.
1699
1700 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1701
1702         * gcc.dg/graphite/interchange-8.c: New.
1703
1704 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1705
1706         * gcc.dg/graphite/interchange-0.c: XFailed.
1707         * gcc.dg/graphite/interchange-5.c: XFailed.
1708         * gcc.dg/graphite/interchange-6.c: XFailed.
1709
1710 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1711
1712         * graphite-interchange.c (compute_array_size_poly): The end of the
1713         recursion should return 1.
1714
1715 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1716
1717         * graphite-interchange.c (compute_array_size_cstr): Allow the
1718         subscript multiplier to be -1.
1719         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1720         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1721         data_container.  Initializes PDR_DATA_CONTAINER.
1722         (print_pdr_access_layout): New.
1723         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1724         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1725         data_container.
1726         (PDR_DATA_CONTAINER): New.
1727         (new_poly_dr): Update declaration.
1728         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1729         (build_poly_dr): Call pdr_add_data_dimensions.
1730
1731 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1732
1733         * graphite-poly.h (struct poly_dr): Fix comment.
1734         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1735         (pdr_add_memory_accesses): New.
1736         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1737
1738 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1739
1740         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1741         (print_pbb): Add call to print_pdrs.
1742         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1743
1744 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1745             Li Feng <nemokingdom@gmail.com>
1746
1747         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1748         (dependency_between_pbbs_p): New.
1749         (lexicographically_gt_p): Assure !empty_p before polyhedron
1750         intersection assign.
1751         (build_lexicographically_gt_constraint): Correct lexicographically
1752         judging.
1753         * graphite-dependences.h: New.
1754         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1755
1756 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1759         (gloog): Print to dump_file the generated clast.
1760         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1761         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1762
1763 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1764
1765         * graphite-poly.c (extend_scattering): Increment
1766         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1767
1768 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1769
1770         * graphite-interchange.c (compute_array_size_poly): Added exit of
1771         recursion condition.  Continue iterating even after the first equality.
1772         (compute_array_size): Same.
1773
1774 2009-06-24  Li Feng  <nemokingdom@gmail.com>
1775
1776         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1777         -fdump-tree-final_cleanup to -fdump-tree-optimized.
1778         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1779         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1780         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1781
1782 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1783
1784         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1785         only when the use verifies is_gimple_reg.
1786
1787 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1788
1789         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1790         Allocate scaldims after call to unify_scattering_dimensions.
1791
1792 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1793
1794         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1795
1796 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1797             Albert Cohen  <albert.cohen@inria.fr>
1798
1799         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1800         variables for the strip mining.
1801
1802 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1803             Pranav Garg  <pranav.garg2107@gmail.com>
1804
1805         * Makefile.in (OBJS-common): Added graphite-blocking.o.
1806         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1807         (graphite-blocking.o): New rule.
1808         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1809         * graphite-blocking.c: New.
1810         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1811         flag_loop_strip_mine.
1812         (psct_scattering_dim_for_loop_depth): New.
1813         * graphite-poly.h (scop_do_strip_mine): Declared.
1814         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1815         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1816         flag_loop_strip_mine.
1817
1818 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1819
1820         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1821         a GMP value and a PPL coefficient at each iteration of a loop.
1822
1823 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1824
1825         * graphite-dependences.c (dependence_polyhedron): Do not use
1826         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
1827         pbb_nb_scattering_transform.
1828         (graphite_legal_transform_dr): Same.
1829         * graphite-poly.c (extend_scattering): Same.
1830         (unify_scattering_dimensions): Same.
1831         (print_scattering_function): Same.
1832         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1833         PBB_NB_LOCAL_VARIABLES.
1834         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1835         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1836         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1837         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1838         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1839         (pbb_nb_scattering_transform): New.
1840         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1841         (psco_scattering_dim): Add assert on parameters.
1842         (psct_scattering_dim): Same.
1843         (psct_scattering_dim_for_loop_depth): Declared.
1844         (psct_local_var_dim): New.
1845         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1846         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
1847         correct layout, call pbb_nb_local_vars.
1848         (psct_add_local_variable, psct_add_scattering_dimension): New.
1849         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1850         Initialize PBB_NB_SCATTERING_TRANSFORM.
1851
1852 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1853
1854         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1855         (set_coef): Renamed ppl_set_coef.
1856         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1857
1858 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1859
1860         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1861         test a boolean against 1.
1862         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1863         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1864         (pbb_do_interchange): Returns true when a transform has been performed.
1865         (scop_do_interchange): Same.
1866         * graphite-poly.c (apply_poly_transforms): Use the return value of
1867         scop_do_interchange.
1868         * graphite-poly.h (scop_do_interchange): Update declaration.
1869
1870 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
1871
1872         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1873         after last use.
1874         * sese.c (sese_reset_aux_in_loops): New.
1875         * sese.h (sese_reset_aux_in_loops): New.
1876
1877 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1878
1879         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1880         multiplier and multiply the constant by the multiplier.
1881         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1882         (build_poly_dr): Do not use the multiplier to define the subscript.
1883
1884 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1885
1886         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1887         compiler's data reference.  Initialize PDR_CDR.
1888         (print_pdr): Call dump_data_reference.
1889         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1890         Add compiler_dr field.
1891         (PDR_BB): Renamed PDR_PBB.
1892         (PDR_CDR): New.
1893         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1894         GCC's data reference representation.
1895         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1896         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1897
1898 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1899
1900         * graphite-poly.c (print_scattering_function): Also print the layout.
1901         * graphite-poly.h (pbb_nb_local_vars): New.
1902
1903 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1904
1905         * graphite-poly.c (print_pbb_domain): Also print the layout names.
1906
1907 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1908
1909         * graphite-poly.c (print_pdr, debug_pdr): New.
1910         * graphite-poly.h (print_pdr, debug_pdr): Declared.
1911         (PDR_BASE): Removed.
1912
1913 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1914
1915         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1916         ltrans-{1..6,8}.c.
1917
1918 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1919
1920         * graphite-interchange.c (compute_subscript): Allow also -1 in the
1921         subscript identification column.
1922         (pbb_do_interchange): Print to dump_file that some loops "will be
1923         interchanged".  Rely on that chain of characters in the testcases.
1924         * gcc.dg/graphite/interchange-0.c: New.
1925         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1926         interchange-*.c files and compile them with -floop-interchange.
1927
1928 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
1929
1930         * graphite-interchange.c (interchange_profitable_p): Renamed
1931         pbb_interchange_profitable_p.
1932
1933 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1934             Harsha Jagasia  <harsha.jagasia@amd.com>
1935             Pranav Garg  <pranav.garg2107@gmail.com>
1936
1937         * graphite-interchange.c (interchange_profitable_p): Make static.
1938         (pbb_interchange_loop_depths, pbb_do_interchange,
1939         scop_do_interchange): New.
1940         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1941         for flag_loop_interchange.
1942         * graphite-poly.h (scop_do_interchange): Declared.
1943         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1944         flag_loop_interchange is used.
1945
1946 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1947
1948         * graphite-dependences.c (dependence_polyhedron): Update use of
1949         pbb_nb_scattering_dims.
1950         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1951         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1952         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1953         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1954
1955 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1956
1957         * graphite.c: Cleanup foo.
1958
1959 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1960
1961         * Merge from mainline (r143684:148293).
1962         * Disabled libpcp until it gets fixed.
1963
1964 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
1965             Harsha Jagasia  <harsha.jagasia@amd.com>
1966
1967         * graphite-interchange.c: New.
1968         * Makefile.in (graphite-interchange.o): New.
1969         * graphite-poly.h (interchange_profitable_p): Declared.
1970         * graphite-ppl.h (value_max): New.
1971
1972 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
1973
1974         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1975         * graphite-poly.h: Fix some comments.
1976         (pdr_dim): New.
1977         (pdr_scop): New.
1978
1979 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
1980
1981         * graphite-poly.h
1982         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1983         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1984         (pdr_accessp_nb_params): Renamed pdr_nb_params.
1985         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1986         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1987         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1988         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1989         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1990         * graphite-clast-to-gimple.c: Same.
1991         * graphite-dependences.c: Same.
1992         * graphite-poly.c: Same.
1993         * graphite-sese-to-poly.c: Same.
1994
1995 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
1996
1997         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1998         expressions for an IV rename, as returned by clast_to_gcc_expression.
1999         (copy_renames): Rename new_name to expr.
2000         * sese.c (debug_rename_elt): Same.
2001         (get_rename): Same.
2002         (set_rename): Same.
2003         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2004         the information from the rename map.
2005         (rename_variables_in_stmt): Same.
2006         (add_loop_exit_phis): Rename new_name to expr.
2007         (insert_loop_close_phis): Same.
2008         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2009         * sese.h (struct rename_map_elt): Rename new_name to expr.
2010         (new_rename_map_elt): Same.
2011
2012 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2013
2014         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2015         * sese.c (set_rename): Make it extern.
2016         * sese.h (set_rename): Declared.
2017
2018 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2019
2020         * graphite-poly.c (extend_scattering): Free values.
2021         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2022         Free iterators.
2023         (ppl_print_powerset_matrix): Same.
2024         * graphite-scop-detection.c (free_scops_1): New.
2025         (limit_scops): Call free_scops_1.
2026         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2027         (build_poly_dr): Free PPL coefficients.
2028         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2029
2030 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2031
2032         * graphite-dependences.c: New.
2033         * graphite-data-ref.c: Removed.
2034         * graphite-data-ref.h: Removed.
2035         * Makefile.in (graphite-data-ref.o): Removed.
2036         (graphite-dependences.o): Added.
2037         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2038         * graphite-poly.c: Same.
2039         Move the data dependence testing to graphite-dependences.c.
2040
2041 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2042
2043         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2044         from graphite_cannot_represent_loop. Code refactored.
2045         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2046
2047 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2048
2049         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2050         Cover all the testcases (not only the filtered ones).
2051
2052 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2053
2054         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2055         unnecessary check. Update comments. Move check for REAL_TYPE here.
2056         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2057         done in (stmt_simple_for_scop_p).
2058
2059 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2060
2061         * graphite.c (print_global_statistics): New.
2062         (print_graphite_scop_statistic): New.
2063         (print_graphite_statistics): New.
2064         (graphite_initialize, graphite_transform_loops): Print statistics.
2065         * graphite-scop-detection (build_scops): Print statistics.
2066         (print_graphite_scop_statistics): New.
2067         (print_graphite_statistics): New.
2068
2069 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2070
2071         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2072         (debug_clast_name_index): Removed.
2073         (debug_clast_name_indexes_1): Removed.
2074         (debug_clast_name_indexes): Removed.
2075         (clast_name_index_elt_info): Removed.
2076         (eq_clast_name_indexes): Removed.
2077         (clast_name_to_index): Removed.
2078         (new_clast_name_index): Removed.
2079         (save_clast_name_index): Removed.
2080         (save_var_name): Moved...
2081         (init_sese_params_index): Removed.
2082         (clast_name_to_gcc): Remove use of name_tree.
2083         (initialize_cloog_names): Same.
2084         (gloog): Do not call init_sese_params_index.
2085         * graphite-sese-to-poly.c (save_var_name): ...here.
2086         (parameter_index_in_region): New.
2087         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2088         (parameter_index_in_region): Removed.
2089         (is_parameter): Remove use of name_tree.
2090         * sese.h (struct name_tree): Removed.
2091         (struct sese): Remove use of name_tree.  New field params_names.
2092         (SESE_PARAMS_NAMES): New.
2093         (SESE_PARAMS): Remove duplicate.
2094         (parameter_index_in_region): Removed.
2095         (sese_nb_params): Remove use of name_tree.
2096         (struct clast_name_index): New.
2097         (new_clast_name_index): New.
2098         (clast_name_to_index): New.
2099         (save_clast_name_index): New.
2100         (debug_clast_name_index): New.
2101         (debug_clast_name_indexes_1): New.
2102         (debug_clast_name_indexes): New.
2103         (clast_name_index_elt_info): New.
2104         (eq_clast_name_indexes): New.
2105
2106 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2107
2108         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2109         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2110         (graphite_loop_normal_form): Do not pass region.  Do not
2111         initialize SESE_OLDIVS.
2112         (build_graphite_loop_normal_form): Update call to
2113         graphite_loop_normal_form.
2114         * sese.c (debug_oldivs): Removed.
2115         (new_sese): Do not initialize SESE_OLDIVS.
2116         (free_sese): Do not free SESE_OLDIVS.
2117         (oldiv_for_loop): Removed.
2118         * sese.h (struct sese): Remove old_ivs.
2119         (SESE_OLDIVS): Removed.
2120         (oldiv_for_loop): Removed.
2121
2122 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2123
2124         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2125         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2126         replaced by a call to newivs_to_depth_to_newiv.
2127         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2128         (clast_to_gcc_expression_red): Same.
2129         (gcc_type_for_clast_expr): Same.
2130         (gcc_type_for_clast_eq): Same.
2131         (graphite_translate_clast_equation): Same.
2132         (graphite_create_guard_cond_expr): Same.
2133         (graphite_create_new_guard): Same.
2134         (graphite_create_new_loop): Same.
2135         (build_iv_mapping): Same.
2136         (translate_clast): Same.
2137         (gloog): Same.
2138         (loop_iv_stack_patch_for_consts): Removed.  *
2139         sese.c (iv_stack_entry_is_constant): Removed.
2140         (iv_stack_entry_is_iv): Removed.
2141         (loop_iv_stack_push_iv): Removed.
2142         (loop_iv_stack_insert_constant): Removed.
2143         (loop_iv_stack_pop): Removed.
2144         (loop_iv_stack_get_iv): Removed.
2145         (loop_iv_stack_get_iv_from_name): Removed.
2146         (debug_loop_iv_stack): Removed.
2147         (free_loop_iv_stack): Removed.
2148         (loop_iv_stack_remove_constants): Removed.  *
2149         sese.h (iv_stack_entry_kind): Removed.
2150         (iv_stack_entry_data_union): Removed.
2151         (iv_stack_entry_struct): Removed.
2152         (iv_stack_entry_p): Removed.
2153         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2154         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2155         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2156         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2157         (gbb_loop_at_index): Fix indenting.
2158         (gbb_loop_index): Removed.
2159
2160 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2161
2162         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2163         Call clast_name_to_index.
2164
2165 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2166
2167         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2168         do not pass params.  Get params from SESE_PARAMS.
2169         (clast_to_gcc_expression): Same.
2170         (clast_to_gcc_expression_red): Same.
2171         (gcc_type_for_clast_eq): Same.
2172         (graphite_translate_clast_equation): Same.
2173         (graphite_create_new_loop): Same.
2174         * sese.c (rename_variables_in_stmt): Fix comment.
2175
2176 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2177
2178         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2179         newivs_index.
2180         Call save_clast_name_index.
2181         (translate_clast): Pass newivs_index.
2182         (gloog): Create and free newivs_index.
2183
2184 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2185
2186         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2187         (clast_name_index_p): New type.
2188         (debug_clast_name_index): New.
2189         (debug_clast_name_indexes_1): New.
2190         (debug_clast_name_indexes): New.
2191         (clast_name_index_elt_info): New.
2192         (eq_clast_name_indexes): New.
2193         (clast_name_to_index): New.
2194         (new_clast_name_index): New.
2195         (save_clast_name_index): New.
2196         (init_sese_params_index): New.
2197         (gloog): Call init_sese_params_index.
2198         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2199         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2200         (free_sese): Free SESE_PARAMS_INDEX.
2201         * sese.h (struct sese): Add params_index.
2202         (SESE_PARAMS_INDEX): New.
2203
2204 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2205
2206         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2207         (graphite_create_new_loop): Pass the newivs vector.  Push the
2208         newly created IV to newivs.
2209         (translate_clast): Pass the newivs vector.
2210         (gloog): Create and destroy the newivs vector.
2211
2212 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2213
2214         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2215         (graphite_loop_normal_form): Initialize loop->aux with the unique
2216         IV that has been created.
2217
2218 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2219
2220         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2221         scev with parameters in the base part. They where forbidden
2222         exidently.
2223
2224 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2225
2226         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2227         compile options by file names.
2228         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2229         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2230         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2231         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2232
2233 2009-05-08  Li Feng <nemokingdom@gmail.com>
2234
2235         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2236         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2237         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2238         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2239
2240 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2241
2242         * graphite-scop-detection (build_scops_1): Fix little bug introduced
2243         by final cleanup.
2244
2245 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2246
2247         * graphite-scop-detection.c (graphite_can_represent_scev): Only
2248         allow integer constant strides.
2249         (graphite_can_represent_expr): Depend on outermost_loop.
2250         (stmt_simple_memref_p, graphite_cannot_represent_loop,
2251         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2252         build_scops_1): Same.
2253         (scopdet_basic_block_info): Same and insert layered SCoP
2254         detection.
2255         (try_generate_gimple_bb): Cleanup.
2256         (build_scops): Enable data references.
2257
2258         * testsuite/gcc.dg/graphite/id-5.c: New.
2259         * testsuite/gcc.dg/graphite/id-9.c: New.
2260         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2261         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2262
2263 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2264
2265         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2266         that we have not yet built for this SCoP.
2267
2268 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2269
2270         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2271         for complex numbers.
2272
2273 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2274
2275         * graphite-ppl.c: Fix build if cloog is not available.
2276
2277 2009-05-04  Li Feng  <nemokingdom@gmail.com>
2278
2279         * tree-parloops.c (loop_parallel_p): Remove construction of
2280         NITER and REDUCTION_LIST.
2281         (try_get_loop_niter): New.
2282         (try_create_reduction_list): New.
2283         (parallelize_loops): Bypass the failed checkings in autopar
2284         when can_be_parallel in loop structure is set to true.
2285
2286 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2287
2288         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2289         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2290
2291 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2292
2293         * graphite-scop-detection.c (stmt_simple_for_scop_p):
2294         Enable EQ_EXPR and NE_EXPR again.
2295
2296 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2297
2298         * graphite-scop-detection.c (graphite_can_represent_scev):
2299         Add check if scev is affine multivariate.
2300         (harmful_stmt_in_bb): Check if we can represent the conditions.
2301         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2302         harmful_stmt_in_bb.
2303         * testsuite/gcc.dg/graphite/id-7.c: New.
2304
2305 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2306
2307         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2308         Check all bbs in region, not only the bbs that are represented in
2309         GRAPHITE.
2310         (build_poly_scop): Add newline.
2311         * testsuite/gcc.dg/graphite/id-8.c: New.
2312
2313 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2314
2315         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2316         when loop initialize.
2317         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2318         * common.opt: Declare flag_graphite_force_parallel.
2319         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2320         loop parallel.
2321         * graphite-poly.c (apply_poly_transforms): Introduce
2322         flag_graphite_force_parallel.
2323         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2324         * toplev.c (process_options): ditto and replace a not correctly
2325         encoded space.
2326
2327 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2328
2329         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2330         Change the call of gbb_loop_at_index and/or gbb_loop_index due
2331         to the redefinition.
2332         (compute_cloog_iv_types_1): ditto.
2333         (build_iv_mapping): ditto.
2334         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2335         initialization.
2336         (free_gimple_bb): Removed GBB_LOOPS related free part.
2337         (build_bb_loops): Removed.
2338         * sese.h (struct gimple_bb): Removed loops.
2339         (GBB_LOOPS): Removed.
2340         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2341         (gbb_loop_index): ditto.
2342
2343 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2344
2345         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2346         allow non constant strides.
2347         * testsuite/gcc.dg/graphite/scop-20.c: New.
2348
2349 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2350
2351         * graphite-scop-detection.c (dot_all_scops): Fix system call
2352         return value warning.
2353         (dot_scop): Same.
2354
2355 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2356
2357         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2358         * testsuite/gcc.dg/graphite/scop-3.c: Same.
2359
2360 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2361
2362         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2363         build_pairwise_constraint, dr_equality_constraints,
2364         build_pairwise_scheduling_equality,
2365         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2366         build_lexicographically_gt_constraint, dependence_polyhedron,
2367         graphite_legal_transform_dr, graphite_legal_transform_bb,
2368         graphite_legal_transform): New.
2369         * graphite-poly.h (graphite_legal_transform): Declared.
2370         * graphite-sese-to-poly.c (build_poly_scop): Call to
2371         graphite_legal_transform is disabled for the moment.
2372
2373 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2374
2375         * graphite-poly.h (pbb_nb_scattering_dims): New.
2376         (pbb_nb_scattering): Use it.
2377
2378 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2379
2380         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2381         Pointset_Powerset version of ppl_insert_dimensions.
2382         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2383
2384 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2385
2386         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2387
2388 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2389
2390         * graphite-poly.h: Fix comment.
2391
2392 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2393
2394         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2395
2396 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2397
2398         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2399         statements.
2400
2401 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2402
2403         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2404         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2405         conditions.
2406
2407 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
2408
2409         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2410         handle EQ_EXPR and NE_EXPR.
2411
2412 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2413
2414         * graphite-poly.h (poly_dr): Fix comment.
2415
2416 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2417             Tobias Grosser  <grosser@fim.uni-passau.de>
2418
2419         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2420         with a zero dimension polyhedron.
2421         (find_scop_parameters): Move the call to scop_set_nb_params here.
2422         (build_loop_iteration_domains): Store in loop->aux the iteration
2423         domain polyhedron.
2424         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2425         by any loop in scop.
2426         (build_poly_scop): Do not call scop_set_nb_params.
2427
2428 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2429             Tobias Grosser  <grosser@fim.uni-passau.de>
2430
2431         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2432         add_condition_to_domain not GT_EXPR.
2433
2434 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2435
2436         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2437         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2438         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2439         upper_bound_assign to calculate unions.
2440         * testsuite/gcc.dg/graphite/id-6.c: New.
2441
2442 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2443
2444         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2445         handle abnormal edges.
2446
2447 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2448
2449         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2450         (free_poly_bb): Also free poly_drs.
2451         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2452         (poly_dr): Polyhedron to Pointset_Powerset.
2453         (pdr_accessp_nb_subscripts): Same.
2454         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2455         poly_drs.
2456
2457 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2458
2459         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2460         names into more meaningful names.
2461
2462 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2463
2464         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2465         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2466
2467 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2468
2469         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2470         the reduction_list.
2471         * tree-parloops.c (rewrite_phi_with_iv): New.
2472         (rewrite_all_phi_nodes_with_iv): New.
2473         (canonicalize_loop_ivs): Call them.
2474
2475 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2476
2477         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2478         graphite_find_data_references_in_stmt.
2479         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2480         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2481
2482 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2483
2484         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2485
2486 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2487
2488         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2489         instead of bb_in_region.
2490         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
2491         (build_sese_conditions): Use flag_bb_in_sese.
2492         * sese.c (register_bb_in_sese): Removed.
2493         (new_sese): Remove initialization of SESE_REGION_BBS.
2494         (free_sese): Do not free SESE_REGION_BBS.
2495         * sese.h (struct sese): Remove field region_basic_blocks.
2496         (SESE_REGION_BBS): Removed.
2497         (bb_in_sese_p): Implement in function of bb_in_region.
2498
2499 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2500
2501         * graphite-scop-detection.c (limit_scops): Deal only with single exit
2502         loops.
2503
2504 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2505
2506         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2507         and EQ_EXPR.
2508         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2509         (add_condition_to_domain): New.
2510         (add_condition_to_pbb): New.
2511         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2512         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2513
2514 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2515
2516         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2517         ppl_Pointset_Powerset.
2518         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2519         * graphite-poly.h (poly_bb): poly_bb.domain Same.
2520         (pbb_nb_loops): Same.
2521         * graphite-sese-to-poly.c (build_loop_iteration_domains,
2522         add_conditions_to_domain): Same.
2523         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2524         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2525         ppl_const_Polyhedron_t.
2526         (ppl_print_powerset_matrix): New.
2527         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2528         ppl_print_powerset_matrix): New.
2529         (ppl_print_polyhedron_matrix): Updated.
2530
2531 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2532
2533         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2534
2535 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2536
2537         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
2538         (print_iteration_domains, debug_iteration_domain,
2539         debug_iteration_domains): New.
2540         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2541         debug_iteration_domains): Declared.
2542         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2543         indenting.
2544
2545 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2546             Sebastian Pop  <sebastian.pop@amd.com>
2547
2548         * graphite-poly.h (print_iteration_domain): New.
2549         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2550         (build_sese_conditions_1, build_sese_conditions_after,
2551         build_sese_conditions_before): New.
2552         (build_sese_conditions): Rewritten.
2553
2554 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2555             Tobias Grosser  <grosser@fim.uni-passau.de>
2556
2557         Cleanup of code generation liveouts.
2558         * graphite-clast-to-gimple.c (translate_clast): Use a single
2559         rename_map instead of one per translated statement.
2560         Do not use SESE_LIVEOUT_RENAMES.
2561         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2562         (gloog): Do not use SESE_LIVEOUT_RENAMES.
2563         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2564         phi node of a reduction: when a loop contains a reduction used outside
2565         the loop, there should be a scalar close phi node on the exit block.
2566         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2567         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2568         (free_sese): Do not free them.
2569         (sese_build_liveouts_use): Do not use them.
2570         (sese_build_liveouts_bb): Same.
2571         (sese_build_liveouts): Same.
2572         (sese_insert_phis_for_liveouts): Same.
2573         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
2574         (defined_in_loop_p): New.
2575         (alive_after_loop): New.
2576         (close_phi_not_yet_inserted_p): New.
2577         (struct alep, alep_p): New.
2578         (add_loop_exit_phis): Remove from the rename_map all the names defined
2579         in the code generated loop.
2580         (insert_loop_close_phis): Traverse the rename_map passed to it.
2581         Don't use SESE_LIVEOUT_RENAMES.
2582         (default_liveout_before_guard): Renamed default_before_guard.
2583         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2584         (graphite_copy_stmts_from_block): Do not directly call set_rename.
2585         (register_sese_liveout_renames): Removed.
2586         (copy_bb_and_scalar_dependences): Do not call it.
2587         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2588         reduction_list.
2589         (SESE_LIVEOUT): Removed.
2590         (SESE_LIVEOUT_RENAMES): Removed.
2591         (SESE_REDUCTION_LIST): Removed.
2592         (sese_build_liveouts): Removed.
2593         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2594         (insert_loop_close_phis): Pass a htab_t instead of a sese.
2595         (insert_guard_phis): Same.
2596         (rename_map_elt): Declare a VEC of them.
2597         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2598         trees not pointers to trees.
2599
2600         Rewrite in canonical close SSA form:
2601         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2602         (limit_scops): Close the scop after the block containing the close phi
2603         nodes.
2604         (canonicalize_loop_closed_ssa): New.
2605         (canonicalize_loop_closed_ssa_form): New.
2606         (build_scops): Call canonicalize_loop_closed_ssa_form.
2607
2608         * graphite-sese-to-poly.c: Fix typos.
2609
2610 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2611
2612         * graphite-poly.c (print_scattering_function, print_pbb_domain):
2613         Extended.
2614         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2615         (print_pbb): Add conditions.
2616
2617 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2618             Sebastian Pop  <sebastian.pop@amd.com>
2619
2620         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2621         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2622         (build_scop_bbs_1): New.
2623         (build_scop_bbs): Rewrite.
2624         * sese.h (bb_in_region): New.
2625
2626 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2627
2628         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2629         poly_drs vector.
2630         (print_scop): Style.
2631         * graphite-poly.h (poly_bb): Add drs vector.
2632         (PBB_DRS): Add accessor.
2633         * graphite-sese-to-poly.c (build_poly_dr): New.
2634         (build_pbb_drs, build_scop_drs): New.
2635         (build_poly_scop): call build_scop_drs (Disabled at the moment).
2636
2637 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2638
2639         * tree-ssa-loop.c: Include forgotten toplev.h
2640
2641 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2642
2643         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2644         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2645         * testsuite/gcc.dg/graphite/pr37928.c: Same
2646         * testsuite/gcc.dg/graphite/pr38409.c: Same
2647         * testsuite/gcc.dg/graphite/pr38498.c: Same
2648         * testsuite/gcc.dg/graphite/pr38559.c: Same
2649         * testsuite/gcc.dg/graphite/pr39335.c: Same
2650         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2651         * testsuite/gfortran.dg/graphite/block-2.f: Same
2652         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2653         with -floop-*.
2654
2655 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2656
2657         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2658         build_access_matrix, build_scop_data_accesses): Remove access function
2659         building. (We get a new version soon).
2660         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2661         * sese.h (nb_loops_around_loop_in_sese): Remove.
2662         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2663
2664 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2665             Sebastian Pop  <sebastian.pop@amd.com>
2666
2667         * graphite-scop-detection.c (struct scopdet_info): Rename last
2668         field to exit.
2669         (scopdet_basic_block_info, build_scops_1): Don't use
2670         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2671
2672 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2673             Sebastian Pop  <sebastian.pop@amd.com>
2674
2675         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2676         * sese.c (sese_build_liveouts_use): Renamed from
2677         sese_build_livein_liveouts_use. Remove liveins.
2678         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2679         Call sese_build_liveouts_use.
2680         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2681         Call sese_build_liveouts_bb.
2682         (new_sese, free_sese): Remove liveins.
2683         (sese_add_exit_phis_var): Deleted.
2684         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2685         directly.
2686         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2687
2688         * sese.h (sese): Remove num_ver and livein.
2689         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2690
2691 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2692
2693         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2694
2695 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2696
2697         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2698         (build_scop_scattering): Do not use compare_prefix_loops any more.
2699         (nb_common_loops): New.
2700
2701 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2702
2703         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2704         (register_old_and_new_names): Renamed set_rename.
2705
2706 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2707
2708         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2709         of the decl from the previous commit.
2710
2711 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2712
2713         * graphite-scop-detection.c (dot_scop): New.
2714         * graphite-scop-detection.h (dot_scop): Declared.
2715
2716 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2717
2718         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2719
2720 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2721
2722         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2723         condition at the end of the loop.
2724         * graphite.c (graphite_initialize, graphite_finalize): Print to
2725         dump_file the compiled function.
2726         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2727         of create_empty_loop_on_edge.
2728         (translate_clast): Update the code generation of loops for the new
2729         shape of loops.
2730         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2731
2732 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2733
2734         Reverted the patch from 2009-03-19.
2735
2736 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2737
2738         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2739         poly_drs vector.
2740         (print_scop): Style.
2741         * graphite-poly.h (poly_bb): Add drs vector.
2742         (PBB_DRS): Add accessor.
2743         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2744         (build_access_matrix_with_af, build_access_matrix,
2745         build_scop_data_accesses): Delete.
2746         (build_poly_dr): New.
2747         (build_pbb_drs, build_scop_drs): New.
2748         (build_poly_scop): call build_scop_drs.
2749
2750 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2751
2752         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2753         once per basic block.
2754
2755 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2756
2757         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2758         (graphite_can_represent_expr): Renamed from loop_affine_expr
2759         and enhanced.
2760         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2761         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2762         (scopdet_basic_block_info): Actually define entry_block.
2763         (stmt_simple_memref_p): Moved here from ...
2764
2765         * tree-data-ref.c (stmt_simple_memref_p): here.
2766         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2767
2768 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2769
2770         * testsuite/gcc.dg/graphite/id-4.c: New.
2771
2772 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2773
2774         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2775         (register_old_and_new_names): Update the content of the map.
2776         When there was already a rename_map_elt in the map at that
2777         location, free it.
2778         (copy_bb_and_scalar_dependences): Do rename_variables after
2779         expand_scalar_variables.
2780         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2781         of the map.  When there was already a rename_map_elt in the
2782         map at that location, free it.
2783         (translate_clast): Pass the rename_map.  Do not initialize and free
2784         a rename_map per stmt_user.
2785         (gloog): Initialize and free one rename_map and pass it to
2786         translate_clast.
2787
2788 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2789
2790         * sese.c (expand_scalar_variables_stmt,
2791         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2792         parameter.
2793         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2794         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2795         the gimple_stmt_iterator of the statement to be expanded.
2796         * graphite-scop-detection.c (is_simple_operand): Do handle
2797         REALPART_EXPR.
2798
2799 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2800
2801         * graphite-scop-detection.c (is_simple_operand): Do not handle
2802         REALPART_EXPR.
2803         * testsuite/gcc.dg/graphite/id-2.c: New.
2804
2805         * graphite-sese-to-poly.c (build_bb_loops,
2806         add_value_to_dim, scan_tree_for_params_right_scev,
2807         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2808         find_params_in_bb, build_loop_iteration_domains,
2809         add_conditions_to_domain): Remove subtract.
2810
2811 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2812
2813         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2814         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2815         pbb_loop_at_index -> gbb_loop_at_index.
2816         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2817         (debug_loop_vec): Delete.
2818         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2819         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
2820         (PBB_LOOPS): Removed.
2821         (PBB_BLACK_BOX): Insert cast.
2822         (pbb_set_black_box): New setter.
2823         (pbb_loop_at_index, pbb_loop_index): Removed.
2824         (scop_set_region, scop_set_nb_params): New.
2825         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2826         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2827         (build_poly_scop): Use scop_set_nb_params.
2828         * sese.h (gimple_bb): Add LOOPS.
2829         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2830
2831 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2832
2833         Revert previous commit.
2834
2835 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2836
2837         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2838         (register_old_and_new_names): Update the content of the map.
2839         When there was already a rename_map_elt in the map at that
2840         location, free it.
2841         (copy_bb_and_scalar_dependences): Do rename_variables after
2842         expand_scalar_variables.
2843         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2844         of the map.  When there was already a rename_map_elt in the
2845         map at that location, free it.
2846         (translate_clast): Pass the rename_map.  Do not initialize and free
2847         a rename_map per stmt_user.
2848         (gloog): Initialize and free one rename_map and pass it to
2849         translate_clast.
2850
2851 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2852
2853         Remove forgotten line in revert.
2854
2855 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2856
2857         Revert previous commit.
2858
2859 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2860
2861         * sese.c (register_old_and_new_names): Update the content
2862         of the map.  When there was already a rename_map_elt in the
2863         map at that location, free it.
2864         (copy_bb_and_scalar_dependences): Do rename_variables after
2865         expand_scalar_variables.
2866         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2867         of the map.  When there was already a rename_map_elt in the
2868         map at that location, free it.
2869         (translate_clast): Pass the rename_map.  Do not initialize and free
2870         a rename_map per stmt_user.
2871         (gloog): Initialize and free one rename_map and pass it to
2872         translate_clast.
2873
2874 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2875
2876         * graphite-clast-to-gimple.c (translate_clast): context_loop
2877         is never NULL.
2878
2879 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2880             Sebastian Pop  <sebastian.pop@amd.com>
2881
2882         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2883         of the use of ppl_Polyhedron_map_space_dimensions.
2884
2885 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2886             Sebastian Pop  <sebastian.pop@amd.com>
2887
2888         * graphite-poly.c (unify_scattering_dimensions): Fix types.
2889         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2890         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2891         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2892         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2893         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2894         pbb_nb_params): New.
2895         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2896         nb_loops_around_pbb): Adapt return types.
2897
2898 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2899
2900         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2901         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2902         graphite-scop-detection.o, graphite-poly.o): Add
2903         more headers.
2904
2905 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
2906
2907         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2908         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2909         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2910
2911 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2912
2913         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2914         * testsuite/gcc.dg/graphite/pr37828.c: Same.
2915         * testsuite/gcc.dg/graphite/pr37684.c: Same.
2916         * testsuite/gcc.dg/graphite/block-0.c: Same.
2917         * testsuite/gcc.dg/graphite/block-1.c: Same.
2918         * testsuite/gcc.dg/graphite/block-2.c: Same.
2919         * testsuite/gcc.dg/graphite/block-3.c: Same.
2920         * testsuite/gcc.dg/graphite/block-4.c: Same.
2921         * testsuite/gcc.dg/graphite/block-5.c: Same.
2922         * testsuite/gcc.dg/graphite/block-6.c: Same.
2923         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2924         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2925         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2926         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2927         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2928         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2929         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2930         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2931         * opts.c: Remove -floop-block from -O2.
2932         * graphite-poly.c: Fail if -floop-block -floop-interchange or
2933         -floop-strip-mine are used.
2934
2935 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2936             Sebastian Pop  <sebastian.pop@amd.com>
2937
2938         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2939         dimensions.
2940         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2941         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2942         strip_mine_profitable_p, is_interchange_valid,
2943         graphite_trans_bb_block, graphite_trans_loop_block,
2944         graphite_trans_scop_block): Temporary removed.
2945         (extend_scattering, unify_scattering_dimensions): New.
2946         (print_scattering_function, graphite_read_transforms):
2947         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2948         (graphite_generate_scattering_fns): Removed.
2949         (apply_poly_transforms): Cleanup.
2950         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2951         (schedule_to_scattering): Moved.
2952         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2953         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2954         (pbb_nb_scattering): New.
2955         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2956         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2957         Removed.
2958         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2959         shift_poly.
2960         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2961         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
2962         -> PBB_TRANSFORMED_SCATTERING.
2963         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2964         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2965         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2966         (check_poly_representation): Do not return bool.
2967         (graphite_transform_loops): Reformat.
2968         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2969
2970 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
2971
2972         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2973         debug_pbb_domain, debug_pbb, debug_scop): New.
2974         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2975         debug_pbb_domain, debug_pbb, debug_scop): Declared.
2976
2977 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2978
2979         PR middle-end/39335
2980         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2981         when the type precision of the induction variable should be
2982         larger than the type precision of nit.
2983         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2984         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2985         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2986
2987         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2988         * testsuite/gcc.dg/graphite/pr39335.c: New.
2989
2990 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2991
2992         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2993         SSA_NAMES not struct reduction_info.
2994
2995 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2996
2997         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2998
2999 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3000             Tobias Grosser  <grosser@fim.uni-passau.de>
3001
3002         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3003         (free_sese): Free SESE_REDUCTION_LIST.
3004         * sese.h (struct sese): Add field reduction_list.
3005         (SESE_REDUCTION_LIST): New.
3006         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3007         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3008
3009 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3010             Tobias Grosser  <grosser@fim.uni-passau.de>
3011
3012         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3013         of loop_p.
3014
3015 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3016             Tobias Grosser  <grosser@fim.uni-passau.de>
3017
3018         * tree-parloops.c (struct brli, build_reduction_list_info,
3019         analyze_reduction_list, gather_scalar_reductions): New.
3020         (loop_parallel_p): Build a reduction list containing only
3021         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3022         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3023         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3024         * tree-flow.h (gather_scalar_reductions): Declared.
3025
3026 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3027
3028         PR middle-end/39308
3029         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3030         number_of_iterations_exit from a gcc_assert.
3031
3032 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3033             Jan Sjodin  <jan.sjodin@amd.com>
3034
3035         * output.h (graphite_out_file, graphite_in_file): Declared.
3036         * toplev.c (graphite_out_file, graphite_in_file): New.
3037         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3038         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3039         Don't call schedule_to_scattering.
3040         * common.opt (fgraphite-write, fgraphite-read): New.
3041         * graphite-poly.c: Include output.h.
3042         (print_scattering_function, print_scattering_functions,
3043         debug_scattering_function, debug_scattering_functions,
3044         graphite_write_transforms, graphite_read_transforms,
3045         graphite_generate_scattering_fns): New.
3046         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3047         Call graphite_generate_scattering_fns, graphite_write_transforms,
3048         graphite_read_transforms.
3049         (new_poly_bb): Initialize PBB_SCATTERING.
3050         (free_poly_bb): Free PBB_SCATTERING.
3051         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3052         * graphite-poly.h (struct poly_bb): Add field scattering.
3053         (PBB_SCATTERING): New.
3054         (print_scattering_function, print_scattering_functions,
3055         debug_scattering_function, debug_scattering_functions): Declared.
3056         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3057         GMP values, not integers!
3058         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3059         ppl_read_polyhedron_matrix): New.
3060         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3061         debug_ppl_polyhedron_matrix,
3062         ppl_read_polyhedron_matrix): Declared.
3063         * Makefile.in (graphite-poly.o): Depends on output.h.
3064
3065 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3066             Tobias Grosser  <grosser@fim.uni-passau.de>
3067
3068         Revert this change:
3069         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3070         scalar evolutions in the scop_entry->loop_father.
3071
3072 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3073             Tobias Grosser  <grosser@fim.uni-passau.de>
3074
3075         * graphite.h (ref_nb_loops): Remove declaration.
3076         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3077         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3078         debug_gbb): Moved to sese.h.
3079         * sese.h: As said.
3080
3081 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3082             Tobias Grosser  <grosser@fim.uni-passau.de>
3083
3084         * graphite-data-ref.[ch]: Disable.
3085
3086 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3087             Tobias Grosser  <grosser@fim.uni-passau.de>
3088
3089         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3090         scalar evolutions in the scop_entry->loop_father.
3091
3092 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3093
3094         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3095         (graphite_cannot_represent_loop_niter): Renamed
3096         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3097         (limit_scops): build_sese_loop_nests does not return a bool.
3098         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3099         * sese.c (nb_reductions_in_loop): ... from here.
3100         (graphite_loop_normal_form): ... from here.
3101         (sese_record_loop): Does not fail, so does not return a bool.
3102         (build_sese_loop_nests): Same.
3103         * sese.h (build_sese_loop_nests): Update declaration.
3104         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3105         (build_graphite_loop_normal_form): New.
3106         (gloog): Call build_graphite_loop_normal_form.
3107         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3108         build_sese_loop_nests.
3109
3110         * testsuite/gcc.dg/graphite/id-1.c: New.
3111
3112 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3113             Tobias Grosser  <grosser@fim.uni-passau.de>
3114
3115         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3116         The SCoP detection fix is sufficient.
3117
3118 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3119
3120         PR tree-optimization/39260
3121         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3122         the basic block contains a condition with a real type.
3123         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3124
3125         * gcc.dg/graphite/pr39260.c: New.
3126
3127 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3128
3129         * graphite-poly.c: Inlcude params.h.
3130         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3131         the size of a tile.
3132         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3133         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3134
3135 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3136             Tobias Grosser  <grosser@fim.uni-passau.de>
3137
3138         * graphite-scop-detection.c (dot_all_scops_1,
3139         dot_all_scops): Moved here.
3140         * graphite-scop-detection.h (dot_all_scops): Declared here.
3141         * graphite.c (graphite_initialize, graphite_finalize): New.
3142         (graphite_transform_loops): Cleaned up.
3143         * sese.c (debug_oldivs): Moved here.
3144         * graphite-poly.c (graphite_apply_transformations): Renamed
3145         apply_poly_transforms.
3146         (debug_loop_vec): Moved here.
3147         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3148         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3149         find_scop_parameters, build_scop_iteration_domain,
3150         add_conditions_to_constraints, build_scop_canonical_schedules,
3151         build_scop_data_accesses): Now static.
3152         (build_poly_scop, check_poly_representation): New.
3153
3154 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3155
3156         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3157         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3158         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3159         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3160         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3161         scan_tree_for_params, struct irp_data, dx_record_params,
3162         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3163         build_loop_iteration_domains, add_conditions_to_domain,
3164         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3165         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3166         build_sese_conditions, add_conditions_to_constraints,
3167         build_scop_iteration_domain, build_access_matrix_with_af,
3168         build_access_matrix,
3169         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3170
3171         * graphite-sese-to-poly.c: New.
3172         * graphite-sese-to-poly.h: New.
3173
3174         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3175
3176 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3177
3178         * graphite.c: Split graphite code generation to a new file.
3179         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3180         max_precision_type, clast_to_gcc_expression_red,
3181         clast_to_gcc_expression, gcc_type_for_clast_expr,
3182         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3183         graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3184         graphite_create_new_guard, clast_get_body_of_loop,
3185         gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3186         graphite_create_new_loop, build_iv_mapping, copy_renames,
3187         translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3188         compute_cloog_iv_types, free_scattering, save_var_name,
3189         initialize_cloog_names, build_scop_context, build_cloog_prog,
3190         set_cloog_options, debug_clast_stmt, scop_to_clast,
3191         print_generated_program, debug_generated_program,
3192         gloog): Moved to graphite-clast-to-gimple.c.
3193
3194         (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3195
3196         (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3197         loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3198         loop_iv_stack_pop, loop_iv_stack_get_iv,
3199         loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3200         free_loop_iv_stack, loop_iv_stack_remove_constants,
3201         debug_rename_elt, debug_rename_map_1, debug_rename_map,
3202         rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3203         debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3204         eq_ivtype_map_elts, sese_add_exit_phis_edge,
3205         sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3206         get_vdef_before_sese, sese_adjust_vphi,
3207         get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3208         oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3209         is_iv, expand_scalar_variables_ssa_name,
3210         expand_scalar_variables_expr, expand_scalar_variables_stmt,
3211         expand_scalar_variables, rename_variables, remove_condition,
3212         get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3213         add_loop_exit_phis, insert_loop_close_phis, struct igp,
3214         default_liveout_before_guard, add_guard_exit_phis,
3215         insert_guard_phis, register_old_and_new_names,
3216         graphite_copy_stmts_from_block, register_sese_liveout_renames,
3217         copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3218         if_region_set_false_region, create_if_region_on_edge,
3219         move_sese_in_condition): Moved to sese.c.
3220
3221         (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3222         if_region_exit, if_region_get_condition_block,
3223         struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3224         union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3225         iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3226         ivtype_map_elt, new_ivtype_map_elt,
3227         recompute_all_dominators): Moved to sese.h.
3228
3229         * graphite-clast-to-gimple.c: New.
3230         * graphite-clast-to-gimple.h: New.
3231         * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3232         * sese.c: Modified as said above.
3233         * sese.h: Same.
3234
3235 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3236
3237         * graphite.c: Split scop detection to a new file.
3238         (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3239         move_sd_regions, loop_affine_expr, exclude_component_ref,
3240         is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3241         graphite_cannot_represent_loop_niter, struct scopdet_info,
3242         scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3243         find_single_entry_edge, find_single_exit_edge,
3244         create_single_entry_edge, sd_region_without_exit,
3245         create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3246         create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3247         Moved to graphite-scop-detection.c.
3248
3249         * graphite-scop-detection.c: New.
3250         * graphite-scop-detection.h: New.
3251         * Makefile.in: Add new rule for graphite-scop-detection.o.
3252
3253         * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3254         tree-scalar-evolution.h.
3255         (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3256         build_sese_loop_nests): Moved here from graphite.c.
3257         (param_index): Renamed parameter_index_in_region.
3258
3259 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3260             Sebastian Pop  <sebastian.pop@amd.com>
3261
3262         * gcc.dg/graphite/block-0.c: Expected to fail now.
3263         * gcc.dg/graphite/block-1.c: Same.
3264         * gcc.dg/graphite/block-5.c: Same.
3265         * gcc.dg/graphite/block-6.c: Same.
3266
3267 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3268             Sebastian Pop  <sebastian.pop@amd.com>
3269
3270         * graphite.h: Separate from graphite_bb_p the polyhedral
3271         representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3272         (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3273         graphite-data-ref.h.
3274         (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3275         PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3276         pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3277         SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3278         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3279         scop_nb_params): Moved to graphite-poly.h.
3280         * graphite-data-ref.c: Same.
3281         * graphite-data-ref.h: New.
3282         * graphite.c: Same.
3283         (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3284         graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3285         is_interchange_valid, graphite_trans_bb_block,
3286         graphite_trans_loop_block, scop_max_loop_depth,
3287         graphite_trans_scop_block, graphite_apply_transformations,
3288         new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3289         graphite-poly.c.
3290         * graphite-poly.h: New.
3291         * graphite-poly.c: New.
3292         * Makefile.in (OBJS-common): Add graphite-poly.o.
3293         (graphite-poly.o): New rule.
3294         * tree-data-ref.h (struct data_reference): Remove unused scop field.
3295         (DR_SCOP): Removed.
3296
3297 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3298             Tobias Grosser  <grosser@fim.uni-passau.de>
3299
3300         * graphite.c: Replace gb -> gbb.
3301         * graphite.h: Same.
3302         * graphite-data-ref.c: Same.
3303
3304 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3305             Tobias Grosser  <grosser@fim.uni-passau.de>
3306
3307         * Makefile.in (OBJS-commmon): Add sese.o.
3308         (sese.o): New.
3309         (graphite.o): Add sese.h.
3310         * graphite.c (bb_in_ss_p, loop_in_sese_p,
3311         sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3312         sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3313         Move to sese.
3314         (block_before_scop): Add missing return.
3315         (new_scop, free_scop): Remove SESE data structures.
3316         (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3317         find_scop_parameters, build_loop_iteration_domains,
3318         add_conditions_to_domain, register_scop_liveout_renames,
3319         copy_bb_and_scalar_dependences): Scop -> SESE.
3320
3321         (add_conditions_to_domain): SCoP -> SESE and remove check
3322         (scop_contains_non_iv_scalar_phi_nodes): New.
3323         (build_scop_conditions_1, build_scop_conditions): Remove check for
3324         non iv scalar phi nodes.
3325         (print_scop_statistics): New.
3326         (graphite_transform_loops): Cleanup.
3327
3328         * graphite.h: Move to sese & cleanup.
3329         * sese.c: New.
3330         * sese.h: New.
3331
3332 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3333             Tobias Grosser  <grosser@fim.uni-passau.de>
3334
3335         * graphite.c (build_scop_conditions_1): Conditions are only
3336         at the end of a basic block.
3337
3338 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3339             Tobias Grosser  <grosser@fim.uni-passau>
3340
3341         * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3342         field.
3343         (GBB_ALPHA): Removed.
3344
3345 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3346             Tobias Grosser  <grosser@fim.uni-passau.de>
3347
3348         * graphite-data-ref.c (graphite_test_dependence): Don't use
3349         GBB_DYNAMIC_SCHEDULE.
3350         * graphite.c (new_graphite_bb): Same.
3351         (free_graphite_bb): Same.
3352         (build_scop_dynamic_schedules): Removed.
3353         (graphite_transform_loops): Don't call it.
3354         * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3355         (GBB_DYNAMIC_SCHEDULE): Removed.
3356
3357 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3358             Tobias Grosser  <grosser@fim.uni-passau.de>
3359
3360         * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3361         (print_graphite_bb): Same.
3362         (build_cloog_prog): Same.
3363
3364 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3365             Tobias Grosser  <grosser@fim.uni-passau.de>
3366
3367         * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3368
3369 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3370             Tobias Grosser  <grosser@fim.uni-passau.de>
3371
3372         * graphite.c (build_scop_context): Don't use CloogMatrix.
3373         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3374         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3375
3376 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3377             Tobias Grosser  <grosser@fim.uni-passau.de>
3378
3379         * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3380         liveout_rename