gcc/ChangeLog.graphite

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