gcc/ChangeLog.graphite

   1 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         Revert the following patch from 2009-09-14:
   4         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
   5         tree-scalar-evolution.h, and then tree-data-ref.h.
   6         * graphite-clast-to-gimple.c: Same.
   7         * graphite-dependences.c: Same.
   8         * graphite-interchange.c: Same.
   9         * graphite-poly.c: Same.
  10         * graphite-scop-detection.c: Same.
  11         * graphite-sese-to-poly.c: Same.
  12         * graphite.c: Same.
  13         * lambda-code.c: Same.
  14         * matrix-reorg.c: Same.
  15         * tree-data-ref.c: Same.
  16         * tree-if-conv.c: Same.
  17         * tree-loop-distribu: Same.: Same.
  18         * tree-loop-linear.c: Same.
  19         * tree-parloops.c: Same.
  20         * tree-predcom.c: Same.
  21         * tree-vect-patterns.c: Same.
  22
  23 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
  24
  25         Revert patch from 2009-09-14.
  26         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
  27         passes at -O1 and below.
  28
  29 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  30
  31         PR middle-end/40281
  32         * testsuite/gcc.dg/graphite/pr40281.c: New.
  33
  34         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
  35         evolutions should not variate in inner loops.
  36
  37 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  38
  39         PR middle-end/42050
  40         * testsuite/gfortran.dg/graphite/pr42050.f90: New.
  41
  42 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  43
  44         * graphite-interchange.c (memory_strides_in_loop_depth): New.
  45         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
  46
  47 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  48
  49         * graphite-blocking.c (scop_do_block): New.
  50         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
  51         * graphite-poly.h (scop_do_block): Declared.
  52
  53 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  54
  55         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
  56         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
  57         to transform depth into the time_depth before calling
  58         pbb_number_of_iterations_at_time.
  59         (lst_do_strip_mine): Use a scalar variable instead of recomputing
  60         lst_depth.
  61
  62 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
  63
  64         Reverted the patch for "scattering permutations" from 2009-10-28.
  65
  66         * graphite-poly.c (print_permutation): New.
  67         (debug_permutation): New.
  68         (new_poly_bb): Initialize PBB_PERMUTATION.
  69         (free_poly_bb): Free PBB_PERMUTATION.
  70         * graphite-poly.h (pbb_permutation_elt_p): Declared.
  71         (struct pbb_permutation_elt): New.
  72         (PBB_PERMUTATION_ELT_STRIDE): New.
  73         (PBB_PERMUTATION_ELT_STRIDED_P): New.
  74         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
  75         (new_pbb_permutation_elt): New.
  76         (pbb_permutation_elt_free): New.
  77         (struct poly_bb): Add field permutation.
  78         (PBB_PERMUTATION): New.
  79         (print_permutation): Declared.
  80         (debug_permutation): Declared.
  81
  82 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
  83
  84         * graphite-interchange.c (build_partial_difference): New.
  85         (memory_stride_in_loop): Refactored the computation of
  86         equality constraints into build_partial_difference function.
  87         Added support for debugging stride computations.
  88
  89 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
  90
  91         * graphite-clast-to-gimple.c (gloog): Free if_region,
  92         if_region->true_region, and if_region->region.
  93         * sese.c (if_region_set_false_region): Free if_region->false_region.
  94         (create_if_region_on_edge): Do not use GGC_NEW.
  95         (move_sese_in_condition): Remove useless initialization.
  96
  97 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
  98
  99         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
 100         for the loops created by the loop distribution.  Do not modify the
 101         input LSTs.
 102         (lst_try_interchange_loops): Same.  Use a temporary LST for the
 103         transformed schedule.  Call lst_update_scattering before data
 104         dependence analysis.
 105         (lst_try_interchange): Pass an extra parameter INDEX.
 106         (lst_do_interchange_1): New.
 107         (lst_do_interchange): Call lst_do_interchange_1.
 108         (scop_do_interchange): Call lst_update_scattering.
 109         * graphite-poly.c (apply_poly_transforms): Do not call
 110         lst_update_scattering.
 111         * graphite-poly.h (lst_pred): New.
 112         (lst_succ): New.
 113         (lst_find_first_pbb): Return NULL when not found.
 114         (lst_empty_p): New.
 115         (lst_insert_in_sequence): Allow LST1 to be NULL.
 116         (lst_replace): New.
 117         (lst_substitute_3): New.
 118         * gcc.dg/graphite/interchange-1.c: XFail.
 119         * gcc.dg/graphite/interchange-8.c: XFail.
 120         * gcc.dg/graphite/interchange-11.c: XFail.
 121
 122 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 123
 124         * graphite-interchange.c (lst_perfectly_nested_p): New.
 125         (lst_perfect_nestify): New.
 126         (lst_try_interchange_loops): Call store_lst_schedule,
 127         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
 128         (scop_do_interchange): Avoid redundant legality test.
 129         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
 130         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
 131         * graphite-poly.h (psct_static_dim): New.
 132         (lst_dewey_number_at_depth): New.
 133         (lst_find_pbb): Restructured.
 134         (lst_find_first_pbb): Restructured.
 135         (lst_find_last_pbb): New.
 136         (lst_contains_p): New.
 137         (lst_contains_pbb): New.
 138         (lst_create_nest): New.
 139         (lst_remove_from_sequence): New.
 140         (pbb_update_scattering): New.
 141         (lst_update_scattering_under): New.
 142         (lst_update_scattering_seq): New.
 143         (lst_update_scattering): New.
 144         (lst_insert_in_sequence): New.
 145         (lst_distribute_lst): New.
 146         (lst_remove_all_before_including_pbb): New.
 147         (lst_remove_all_before_excluding_pbb): New.
 148
 149 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 150
 151         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
 152         get_loop_exit_edges.
 153
 154 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 155
 156         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
 157
 158 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 159
 160         * graphite-poly.c (print_permutation): New.
 161         (debug_permutation): New.
 162         (new_poly_bb): Initialize PBB_PERMUTATION.
 163         (free_poly_bb): Free PBB_PERMUTATION.
 164         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 165         (struct pbb_permutation_elt): New.
 166         (PBB_PERMUTATION_ELT_STRIDE): New.
 167         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 168         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 169         (new_pbb_permutation_elt): New.
 170         (pbb_permutation_elt_free): New.
 171         (struct poly_bb): Add field permutation.
 172         (PBB_PERMUTATION): New.
 173         (print_permutation): Declared.
 174         (debug_permutation): Declared.
 175
 176 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 177
 178         * graphite-clast-to-gimple.c (gloog): Do not call
 179         sese_reset_aux_in_loops.
 180         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
 181         extra argument for domains.  Do not use loop->aux.
 182         (build_scop_iteration_domain): Initialize and free domains, pass it
 183         to build_loop_iteration_domains and extract the information from
 184         domains.  Do not use loop->aux.
 185         * sese.c (sese_reset_aux_in_loops): Removed.
 186         * sese.h (sese_reset_aux_in_loops): Removed.
 187
 188 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 189
 190         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
 191         (dependency_in_loop_p): Same.
 192         (translate_clast): Do not use loop->aux.  Initialize
 193         loop->can_be_parallel.
 194         (mark_loops_parallel): Removed.
 195         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
 196         * graphite.c (free_aux_in_new_loops): Removed.
 197         (graphite_finalize): Do not call free_aux_in_new_loops.
 198         (graphite_transform_loops): Do not call mark_loops_parallel.
 199
 200 2009-10-26  Li Feng  <nemokingdom@gmail.com>
 201
 202         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
 203         (translate_clast): Pass an extra parameter LEVEL.
 204         Call get_scattering_level.
 205         * graphite-clast-to-gimple.h (get_scattering_level): New.
 206
 207 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 208
 209         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
 210         * cfgloop.h (struct loop): New field single_iv.
 211
 212         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
 213         loop->aux anymore: use loop->single_iv.
 214         (graphite_loop_normal_form): Moved...
 215         (build_graphite_loop_normal_form): Removed.
 216         (gloog): Do not call build_graphite_loop_normal_form.
 217         (free_aux_in_new_loops): Moved...
 218         (mark_loops_parallel): Restructure.
 219         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
 220         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
 221         (scop_canonicalize_loops): New.
 222         (build_poly_scop): Call scop_canonicalize_loops.
 223         * graphite.c (free_aux_in_new_loops): ...here.
 224
 225 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 226
 227         * g++.dg/graphite/graphite.exp: Add the same rules as in
 228         gcc.dg/graphite/graphite.exp.
 229
 230 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 231
 232         * g++.dg/graphite/id-1.C: New.
 233
 234 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 235
 236         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
 237         argument base_name.
 238         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
 239         (rewrite_phi_out_of_ssa): Same.
 240         (rewrite_cross_bb_scalar_deps): Same.
 241         (translate_scalar_reduction_to_array): Same.
 242
 243 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 244
 245         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
 246         dump_alias_graphs.
 247
 248 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 249
 250         * graphite-sese-to-poly.c (dump_alias_graphs): New.
 251         (build_scop_drs): Call dump_alias_graphs.
 252
 253 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 254
 255         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
 256         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 257         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
 258         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 259         * graphite-poly.h (free_lst): New.
 260         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
 261         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
 262
 263 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 264
 265         * graphite-poly.h (struct scop): Add a field saved_schedule.
 266         (SCOP_SAVED_SCHEDULE): New.
 267         (store_lst_schedule): New.
 268         (restore_lst_schedule): New.
 269         (store_scattering): Call store_lst_schedule.
 270         (restore_scattering): Call restore_lst_schedule.
 271
 272 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 273
 274         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
 275         (pdr_add_alias_set): Same.
 276         (build_poly_dr): Same.
 277         (build_alias_set_optimal_p): Same.
 278         (build_base_obj_set_for_drs): Same.  Do not store the result of
 279         graphds_dfs.
 280
 281 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 282
 283         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
 284         all_components_are_cliques to 1.
 285
 286 2009-10-20  Li Feng  <nemokingdom@gmail.com>
 287
 288         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
 289         the new structure.
 290         (pdr_add_alias_set): Update retrieving alias_set_num.
 291         (build_poly_dr): Update retrieving dr_base_object_set.
 292         (partition_drs_to_sets): Remove.
 293         (build_alias_set_optimal_p): New.
 294         (build_alias_set_for_drs): Rename.
 295         (build_scop_drs): Update.
 296         * graphite-sese-to-poly.h (struct base_alias_pair): New.
 297         (ALIAS_SET_INDEX): Remove.
 298         (BASE_OBJECT_SET_INDEX): Remove.
 299
 300 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 301
 302         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
 303
 304 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 305
 306         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
 307         loop upper bounds for 1-element arrays at end of structures.
 308         * tree-flow.h (array_at_struct_end_p): Declared.
 309         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
 310
 311 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 312
 313         * g++.dg/graphite/pr41305.C: New.
 314
 315 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
 316
 317         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
 318         construction of parameter constraints from loop iteration analysis.
 319         * gcc.dg/graphite/run-id-2.c: New test.
 320
 321 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 322
 323         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
 324         and new_cstr.
 325
 326 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 327
 328         * graphite-dependences.c (dependence_polyhedron_1): Remove
 329         unused gdim dimensions from the DDR polyhedron.
 330
 331 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 332
 333         * graphite-dependences.c (pddr_transformed_scattering): New.
 334         (dot_original_deps_stmt_1): New.
 335         (dot_transformed_deps_stmt_1): New.
 336         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
 337         dot_transformed_deps_stmt_1.
 338         (dot_original_deps): New.
 339         (dot_transformed_deps): New.
 340         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
 341
 342 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 343
 344         * graphite-dependences.c (reduction_dr_1): Remove wrong
 345         assert: reduction BBs can have multiple reduction writes
 346         to memory.  interchange-3.f90 is an example.
 347
 348 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 349
 350         * gfortran.dg/graphite/interchange-3.f90: New.
 351
 352 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 353
 354         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
 355
 356 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 357
 358         * graphite-dependences.c (dependence_polyhedron_1): Add the
 359         context to the dependence polyhedron.
 360
 361 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 362
 363         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
 364         PBB_PDR_DUPLICATES_REMOVED.
 365         (new_poly_bb): Same.
 366
 367 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 368
 369         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
 370         SCOP_CONTEXT.
 371         (build_loop_iteration_domains): Extract bounds on parameters
 372         based on the data size.
 373         (build_scop_context): Do not initialize SCOP_CONTEXT;
 374         add new constraints.
 375
 376 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 377
 378         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
 379         * graphite-ppl.h (graphite-ppl.h): Declared.
 380
 381 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
 382
 383         * graphite-ppl.c (ppl_print_linear_expr): New.
 384         (debug_ppl_linear_expr): New.
 385         * graphite-ppl.h (ppl_print_linear_expr): Declared.
 386         (debug_ppl_linear_expr): Declared.
 387
 388 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 389
 390         * graphite-interchange.c: Fix comments.
 391         * gcc.dg/graphite/block-1.c: Fix comments.
 392
 393 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 394
 395         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
 396         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
 397
 398 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
 399
 400         Reapply the patch from Alexander Monakov that disappeared during
 401         the last merges from trunk.
 402
 403         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
 404
 405         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
 406         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
 407
 408 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 409
 410         * graphite-interchange.c (memory_stride_in_loop): The depth
 411         argument corresponds to a dynamic time dimension, so use
 412         psct_dynamic_dim to refer to the transformed scattering dimension.
 413
 414 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 415
 416         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
 417
 418 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 419
 420         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
 421         root of the LST.
 422         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
 423         the root of the LST.
 424         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
 425         fake loop.
 426         (print_lst): Print the root of LST in a different format.
 427         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
 428
 429 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 430
 431         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
 432
 433 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 434
 435         * doc/passes.texi: Document the Graphite infrastructure.
 436
 437 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 438
 439         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
 440         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
 441         and check the SSA representation.
 442
 443         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
 444
 445 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
 446
 447         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
 448
 449 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 450
 451         * gcc.dg/graphite/interchange-11.c: New.
 452
 453 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 454
 455         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
 456
 457 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 458
 459         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 460         Add -fno-loop-strip-mine and -fno-loop-interchange.
 461         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
 462         -fno-loop-strip-mine.
 463         * gfortran.dg/graphite/graphite.exp: Same.
 464
 465 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 466
 467         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 468         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
 469         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
 470         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
 471         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
 472         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
 473         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
 474         DEFAULT_FLAGS_GRAPHITE_SCOP.
 475         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
 476         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
 477
 478 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 479
 480         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
 481
 482 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 483             Sebastian Pop  <sebastian.pop@amd.com>
 484
 485         * graphite-interchange.c (build_linearized_memory_access): Pass an
 486         offset as parameter.
 487         (memory_stride_in_loop): Include transform scattering in the
 488         access functions to be able to querry the strides in the
 489         transformed loops.
 490         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
 491         not the psct_iterator_dim.
 492
 493 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 494
 495         * graphite-blocking.c (pbb_do_strip_mine): Removed.
 496         (lst_do_strip_mine_loop): New.
 497         (lst_do_strip_mine): New.
 498         (scop_do_strip_mine): Call lst_do_strip_mine.
 499         * graphite-poly.h (lst_add_loop_under_loop): New.
 500         (lst_find_first_pbb): New.
 501
 502 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
 503
 504         * graphite-poly.c (loop_to_lst): Fix LST creation.
 505
 506 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
 507
 508         * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
 509         sizeof(unsigned long) to make it run on 32bit systems.
 510
 511 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
 512
 513         * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
 514         SEGFAULT on 32bit.
 515
 516 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 517
 518         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
 519         Comment.
 520         (write_alias_graph_to_ascii_dot): New.
 521         (write_alias_graph_to_ascii_ecc): Ditto.
 522         (partition_drs_to_sets): Add testing of optimality of current method
 523         which assigns alias numbers according to DFS Comopnent number.  used
 524         as heuristic for the upcoming ECC algorithm.
 525         (build_scop_drs): Write to file also with the ecc and dot format.
 526
 527 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 528
 529         * gfortran.dg/graphite/interchange-1.f: XFail.
 530
 531 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 532
 533         * graphite.c (graphite_initialize): Do not handle functions with
 534         more than 100 basic blocks.
 535
 536 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 537
 538         * graphite-blocking.c (pbb_do_strip_mine): Use
 539         PARAM_LOOP_BLOCK_TILE_SIZE.
 540
 541 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 542
 543         * graphite-poly.c (dot_lst_1): New.
 544         (dot_lst): New.
 545         * graphite-poly.h (dot_lst): Declared.
 546
 547 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
 548
 549         * graphite-dependences.c (dot_deps_stmt_1): New.
 550         (dot_deps_stmt): New.
 551         * graphite-dependences.h (dot_deps_stmt): Declared.
 552
 553 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 554
 555         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
 556         not replace cross BB scalar dependences ending on PHI nodes.
 557         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
 558
 559 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 560
 561         * graphite-poly.c (apply_poly_transforms): Implement the high
 562         level driver for flag_loop_block.
 563         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
 564         flag_loop_block.
 565
 566         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
 567         -floop-block.
 568         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
 569         Add -floop-block.
 570
 571 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 572
 573         * graphite-poly.h (lst_find_pbb): New.
 574         (find_lst_loop): New.
 575
 576 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 577
 578         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
 579         * graphite-poly.h (struct scop): Remove dep_graph field.
 580         (SCOP_DEP_GRAPH): Removed.
 581
 582 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
 583
 584         * graphite-poly.h (copy_lst): Do full copy of LST.
 585
 586 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
 587
 588         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
 589         when the loop stride is zero.
 590
 591         * gcc.dg/graphite/id-16.c: New.
 592
 593 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 594
 595         * graphite-dependences.c (reduction_dr_1): New.
 596         (reduction_dr_p): New.
 597         (graphite_legal_transform_dr): Call reduction_dr_p.
 598         (reduction_ddr): Renamed reduction_ddr_p.
 599         * graphite-poly.h (same_pdr_p): New.
 600         (number_of_write_pdrs): New.
 601         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
 602         (split_reduction_stmt): Do not split reduction statements
 603         when there are no writes to memory.
 604         (translate_scalar_reduction_to_array_for_stmt): Insert the
 605         memory reduction statement just after the scalar reduction statement.
 606
 607         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
 608         Un-XFAIL-ed.
 609         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
 610         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
 611
 612 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 613
 614         * graphite-interchange.c (lst_apply_interchange): New.
 615         (lst_interchange_profitable_p): New.
 616         (lst_try_interchange_loops): New.
 617         (lst_try_interchange): New.
 618         (lst_do_interchange): New.
 619         (pbb_do_interchange): Removed.
 620         (scop_do_interchange): Call lst_do_interchange.
 621
 622 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
 623
 624         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
 625         SCOP_TRANSFORMED_SCHEDULE.
 626         (loop_to_lst): New.
 627         (scop_to_lst): New.
 628         (print_lst): New.
 629         (debug_lst): New.
 630         * graphite-poly.h (lst_p): New.
 631         (struct lst): New.
 632         (LST_LOOP_P): New.
 633         (LST_LOOP_FATHER): New.
 634         (LST_PBB): New.
 635         (LST_SEQ): New.
 636         (scop_to_lst): Declared.
 637         (print_lst): Declared.
 638         (debug_lst): Declared.
 639         (new_lst_loop): New.
 640         (new_lst_stmt): New.
 641         (copy_lst): New.
 642         (lst_depth): New.
 643         (lst_dewey_number): New.
 644         (struct scop): Add original_schedule and transformed_schedule fields.
 645         (SCOP_ORIGINAL_SCHEDULE): New.
 646         (SCOP_TRANSFORMED_SCHEDULE): New.
 647         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
 648
 649 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 650
 651         * graphite-dependences.c (reduction_ddr): New.
 652         (graphite_legal_transform_bb): Call reduction_ddr.
 653         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
 654         Initialize PBB_IS_REDUCTION.
 655         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
 656         (PBB_IS_REDUCTION): New.
 657         (new_poly_bb): Update declaration.
 658         * graphite-scop-detection.h (build_scop_bbs): Removed.
 659         (nb_reductions_in_loop): Removed.
 660         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
 661         parameter for reductions.
 662         (try_generate_gimple_bb): Update call to new_poly_bb.
 663         (build_scop_bbs_1): Same.
 664         (build_scop_bbs): Same.
 665         (gsi_for_phi_node): New.
 666         (scalar_close_phi_node_p): Remove gcc_assert.
 667         (split_reduction_stmt): New.
 668         (is_reduction_operation_p): New.
 669         (phi_contains_arg): New.
 670         (follow_ssa_with_commutative_ops): New.
 671         (detect_commutative_reduction_arg): New.
 672         (detect_commutative_reduction_assign): New.
 673         (follow_inital_value_to_phi): New.
 674         (edge_initial_value_for_loop_phi): New.
 675         (initial_value_for_loop_phi): New.
 676         (detect_commutative_reduction): New.
 677         (translate_scalar_reduction_to_array_for_stmt): New.
 678         (insert_copyout): New.
 679         (insert_copyin): New.
 680         (translate_scalar_reduction_to_array): New.
 681         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
 682         (rewrite_commutative_reductions_out_of_ssa_loop): New.
 683         (rewrite_commutative_reductions_out_of_ssa): New.
 684         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
 685         * sese.h (split_region_for_bb): New.
 686
 687         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
 688         * gcc.dg/graphite/interchange-1.c: Fix format.
 689         * gcc.dg/graphite/interchange-10.c: New.
 690
 691 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 692
 693         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
 694         buggy assert.
 695
 696 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 697
 698         * graphite-sese-to-poly.c (scev_analyzable_p): New.
 699         (rewrite_cross_bb_scalar_dependence): New.
 700         (rewrite_cross_bb_scalar_deps): New.
 701         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
 702         Call rewrite_cross_bb_scalar_deps.
 703
 704 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 705
 706         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
 707         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
 708         gsi_for_stmt.
 709
 710 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
 711
 712         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
 713         * graphite-interchange.c (pbb_do_interchange): Same.
 714         * graphite-poly.c (print_scattering_function): Same.
 715         (debug_pdrs): Same.
 716         * graphite-poly.h (pbb_loop): New.
 717         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
 718
 719 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
 720
 721         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
 722
 723 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
 724
 725         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
 726         so don't pass a pointer to it.
 727         (build_alias_set_for_drs): Same.
 728         (build_base_obj_set_for_drs): Same.
 729         (build_scop_drs): Same.
 730
 731 2009-09-26  Li Feng  <nemokingdom@gmail.com>
 732
 733         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
 734         the alias graph of data references.
 735
 736 2009-09-25  Li Feng  <nemokingdom@gmail.com>
 737
 738         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
 739         (build_scop_drs): When debugging, write the alias graph to file,
 740         otherwise, should be disabled.
 741
 742 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
 743
 744         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
 745         (is_simple_operand): Remove call to stmt_simple_memref_p.
 746         (stmt_simple_for_scop_p): Update call to is_simple_operand.
 747
 748 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
 749
 750         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
 751         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
 752         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
 753         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
 754         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
 755
 756 2009-09-17 Li Feng  <nemokingdom@gmail.com>
 757
 758         PR middle-end/41118
 759         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
 760         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
 761         (graphite_carried_dependence_level_k): Ditto.
 762         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
 763         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
 764         (new_poly_dr): Adjust declaration.
 765         * graphite-sese-to-poly.c (free_data_refs_aux): New.
 766         (free_gimple_bb): Added free_data_refs_aux.
 767         (build_poly_dr): Add dr_base_object_set.
 768         (partition_drs_to_sets): New.
 769         (dr_same_base_object_p): New.
 770         (build_alias_set_for_drs): New.
 771         (build_base_object_set_for_drs): New.
 772         (build_scop_drs): Add build_base_obj_set_for_drs.
 773         * graphite-sese-to-poly.h: Added #define for alias set number index and
 774         base object set index.
 775         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
 776         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
 777
 778 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
 779
 780         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
 781         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
 782
 783 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 784
 785         * graphite-sese-to-poly.c (struct irp_data): Removed.
 786         (idx_record_params): Removed.
 787         (find_params_in_bb): Scan for parameters the access functions; don't
 788         parse the tree representation.
 789
 790 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 791
 792         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
 793         passes at -O1 and below.
 794
 795 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
 796
 797         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
 798         tree-scalar-evolution.h, and then tree-data-ref.h.
 799         * graphite-clast-to-gimple.c: Same.
 800         * graphite-dependences.c: Same.
 801         * graphite-interchange.c: Same.
 802         * graphite-poly.c: Same.
 803         * graphite-scop-detection.c: Same.
 804         * graphite-sese-to-poly.c: Same.
 805         * graphite.c: Same.
 806         * lambda-code.c: Same.
 807         * matrix-reorg.c: Same.
 808         * tree-data-ref.c: Same.
 809         * tree-if-conv.c: Same.
 810         * tree-loop-distribu: Same.: Same.
 811         * tree-loop-linear.c: Same.
 812         * tree-parloops.c: Same.
 813         * tree-predcom.c: Same.
 814         * tree-vect-patterns.c: Same.
 815
 816 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
 817
 818         Partially revert the previous patch, except the following.
 819         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
 820         as parameters the operands of the not expression.
 821
 822 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 823
 824         * tree-scalar-evolution.c (instantiate_scev_assign): New.
 825         Do not call analyze_scalar_evolution on assignments.
 826         (instantiate_scev_phi): Call analyze_scalar_evolution.
 827         (instantiate_scev_name): Call instantiate_scev_assign and
 828         instantiate_scev_phi.
 829         (instantiate_scev_not): Adapted to pass as parameters the operands
 830         of the not expression.
 831
 832 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 833
 834         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
 835         to pass as parameters the operands of the binary expression.
 836
 837 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 838
 839         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
 840         instantiate_scev_not.  Handle NEGATE_EXPR.
 841         (instantiate_scev_r): Handle NEGATE_EXPR.
 842
 843 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 844
 845         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
 846         instantiate_scev_r.
 847         (instantiate_scev_r): Move code in instantiate_scev_2
 848         and instantiate_scev_1.
 849
 850 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 851
 852         * tree-scalar-evolution.c (instantiate_scev_3): New.
 853         (instantiate_scev_1): Move code in instantiate_scev_3.
 854
 855 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 856
 857         * tree-scalar-evolution.c (instantiate_scev_poly): New.
 858         (instantiate_scev_1): Move code in instantiate_scev_poly.
 859
 860 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 861
 862         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
 863         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
 864
 865 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 866
 867         * tree-scalar-evolution.c (instantiate_scev_convert): New.
 868         (instantiate_scev_1): Move code in instantiate_scev_convert.
 869
 870 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 871
 872         * tree-scalar-evolution.c (instantiate_scev_binary): New.
 873         (instantiate_scev_1): Move code in instantiate_scev_binary.
 874
 875 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 876
 877         * tree-scalar-evolution.c (instantiate_scev_name): New.
 878         (instantiate_scev_1): Move code in instantiate_scev_name.
 879
 880 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
 881
 882         * Merge from mainline (150992:151171).
 883
 884 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 885
 886         * graphite-dependences.c (graphite_legal_transform_bb): Call
 887         pbb_remove_duplicate_pdrs.
 888         * graphite-poly.c (can_collapse_pdr): Removed.
 889         (pdr_find_duplicate): Removed.
 890         (can_collapse_pdrs): New.
 891         (pbb_remove_duplicate_pdrs): New.
 892         (new_poly_dr): Do not look for duplicates.
 893         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
 894         (PBB_PDR_DUPLICATES_REMOVED): New.
 895         (pbb_remove_duplicate_pdrs): Declared.
 896
 897 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 898
 899         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
 900         the strides by multiplying by PDR_NB_REFS.
 901         * graphite-poly.c (can_collapse_pdr): New.
 902         (pdr_find_duplicate): New.
 903         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
 904         Initialize PDR_NB_REFS.
 905         * graphite-poly.h (struct poly_dr): Add field nb_refs.
 906         (PDR_NB_REFS): New.
 907         (new_poly_dr): Number of subscripts is a graphite_dim_t.
 908
 909 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 910
 911         Revert one of the previous commits:
 912         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 913         the computation of symmetric data dependence relations.
 914         (dependency_between_pbbs_p): Same.
 915
 916 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 917
 918         PR middle-end/40965
 919         * graphite-poly.c (apply_poly_transforms): Remove legality test before
 920         any transform.
 921
 922 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 923
 924         * graphite-dependences.c (pddr_original_scattering): Return NULL
 925         for read-read dependence relations.
 926         * graphite-poly.h (enum poly_dr_type): Fix comment.
 927         (pdr_read_p): New.
 928         (pdr_write_p): New.
 929         (pdr_may_write_p): New.
 930
 931 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 932
 933         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
 934         (struct poly_dr): Same.
 935         (new_poly_dr): Same.
 936         * graphite-poly.c (new_poly_dr): Same.
 937
 938 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 939             Sebastian Pop  <sebastian.pop@amd.com>
 940
 941         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
 942         pbb_strip_mine_time_depth.  Changed the implementation so that
 943         transformation is expressed as a transformation on
 944         time (scatttering) dimensions.  Also, ensures that the 2d+1
 945         scheduling format is preserved.
 946         (pbb_strip_mine_profitable_p): Profitability is based on the
 947         iteration number of a given time (scattering) dimension,
 948         and not on a original loop depth dimension.
 949         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
 950         (pbb_do_strip_mine): Call psct_dynamic_dim.
 951         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
 952         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
 953         (pbb_nb_dynamic_scattering_transform): New.
 954         (psct_dynamic_dim): New.
 955
 956 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 957
 958         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 959         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 960         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
 961         * graphite-interchange.c (build_linearized_memory_access): Same.
 962         (memory_stride_in_loop): Same.
 963
 964 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 965
 966         * graphite-dependences.c (pddr_original_scattering): New.
 967         (graphite_legal_transform_dr): Call pddr_original_scattering.
 968         (dot_deps_1): New.
 969         (dot_deps): New.
 970         * graphite-dependences.h (dot_deps): Declared.
 971         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
 972         (print_pdr): Print PDR_ID.
 973         * graphite-poly.h (struct poly_dr): Add field id.
 974         (PDR_ID): New.
 975         (pbb_index): New.
 976         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
 977
 978 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
 979
 980         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
 981         not delete the original dependence relation.
 982
 983 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 984
 985         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 986         the computation of symmetric data dependence relations.
 987         (dependency_between_pbbs_p): Same.
 988
 989 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 990
 991         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
 992         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
 993         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
 994         (free_poly_ddr): New.
 995         (pddr_is_empty): New.
 996         (dependence_polyhedron_1): Now returns a poly_ddr_p.
 997         (dependence_polyhedron): Same.  Remove useless gcc_assert.
 998         Remove fprintfs.
 999         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1000         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1001         * graphite-dependences.h (enum poly_dependence_kind): New.
1002         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1003         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1004         (PDRP_SINK): Renamed PDDR_SINK.
1005         (PDRP_DDP): Renamed PDDR_DDP.
1006         (PDDR_KIND): New.
1007         (free_poly_ddr): Declared.
1008         * graphite-poly.c (new_scop): Use the new hash function names.
1009         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1010         into original_pddrs.
1011         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1012
1013 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1014
1015         * Merge from mainline (150764:150992).
1016
1017 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1018
1019         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1020         bounds with LT_EXPR to make niter analysis more precise on code
1021         generated by Graphite.
1022
1023 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1024
1025         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1026         (graphite_legal_transform_bb): Same.
1027         (poly_drs_may_alias_p): Same.
1028
1029 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1030
1031         PR middle-end/40981
1032         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1033         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1034
1035 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1036
1037         * graphite-poly.c (print_pbb): Print PBB index.
1038
1039 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1040
1041         * Merge from mainline (r150672:150764).
1042
1043 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1044
1045         * graphite-interchange.c (ppl_max_for_le): Moved...
1046         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1047         * graphite-ppl.c (ppl_max_for_le): ... here.
1048         * graphite-ppl.h (ppl_max_for_le): Declared.
1049
1050 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1051
1052         * Merge from mainline (r150372:150672).
1053
1054 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1055
1056         PR middle-end/40980
1057         * sese.c (convert_for_phi_arg): New.
1058         (add_guard_exit_phis): Use convert_for_phi_arg.
1059
1060         * testsuite/gfortran.dg/graphite/id-17.f: New.
1061
1062 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1063
1064         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1065         unknown subscript upper bounds.
1066
1067         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1068
1069 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1070             Pranav Garg  <pranav.garg2107@gmail.com>
1071
1072         * graphite-interchange.c (gather_access_strides): Removed.
1073         (ppl_max_for_le): New.
1074         (build_linearized_memory_access): New.
1075         (memory_stride_in_loop): New.
1076         (pbb_interchange_profitable_p): Reimplemented.
1077         * graphite-ppl.h (ppl_new_id_map): New.
1078         (ppl_interchange): New.
1079
1080         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1081
1082 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1083
1084         * graphite-interchange.c (compute_subscript): Removed.
1085         (compute_array_size_cstr): Removed.
1086         (compute_array_size_poly): Removed.
1087         (compute_array_size): Removed.
1088         (gather_access_strides_poly): Removed.
1089         (gather_access_strides): Empty.
1090
1091 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1092
1093         * graphite-dependences.c (dependence_polyhedron_1): Replace
1094         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1095         (graphite_legal_transform_dr): Same.
1096         (graphite_carried_dependence_level_k): Same.
1097         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1098         Initialize PDR_NB_SUBSCRIPTS.
1099         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1100         PDR_NB_SUBSCRIPTS.
1101         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1102         (PDR_NB_SUBSCRIPTS): New.
1103         (pdr_nb_subscripts): Removed.
1104         (pdr_dim): Simplified.
1105         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1106         with PDR_NB_SUBSCRIPTS.
1107
1108 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1109
1110         * graphite-interchange.c (compute_array_size): Remove use of
1111         PDR_DATA_CONTAINER.
1112         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1113         Do not initialize PDR_DATA_CONTAINER.
1114         (print_pdr): Do not print PDR_DATA_CONTAINER.
1115         * graphite-poly.h (struct poly_dr): Remove data_container field.
1116         (PDR_DATA_CONTAINER): Removed.
1117         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1118         PDR_DATA_CONTAINER.
1119         (build_poly_dr): Same.
1120
1121 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1122
1123         * testsuite/gcc.dg/graphite/interchange-9.c: New.
1124
1125 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1126             Sebastian Pop  <sebastian.pop@amd.com>
1127
1128         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1129         copy of the dependence polyhedron.  Free the temporary objects.
1130         (graphite_carried_dependence_level_k): Free unused objects before
1131         returning.
1132
1133         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1134         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1135         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1136         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1137         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1138
1139 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1140
1141         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1142         Early return without analyzing the data dependences if no
1143         transform has been done.  Call restore_scattering if the transform
1144         is not legal.
1145         (graphite-interchange.c): Same.
1146         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1147         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1148         (apply_poly_transforms): Do not gcc_assert that
1149         the transform is legal.
1150         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1151         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1152         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1153         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1154         * graphite-poly.h (struct poly_scattering): New.
1155         (struct poly_bb): Add original, transformed, and saved fields.
1156         Remove transformed_scattering, original_scattering, nb_local_variables,
1157         and nb_scattering_transform fields.
1158         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1159         (poly_scattering_new): New.
1160         (poly_scattering_free): New.
1161         (poly_scattering_copy): New.
1162         (store_scattering_pbb): New.
1163         (store_scattering): New.
1164         (restore_scattering_pbb): New.
1165         (restore_scattering): New.
1166         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1167         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1168
1169 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1170
1171         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1172         (print_scop): Same.
1173
1174 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1175
1176         * Makefile.in (graphite.o): Depends on PREDICT_H.
1177         * graphite.c: Include predict.h.
1178         (graphite_finalize): Call tree_estimate_probability.
1179         * predict.c (predict_loops): Do not call scev_initialize and
1180         scev_finalize.
1181         (tree_estimate_probability_bb): New.
1182         (tree_estimate_probability): Do not initialize loops: move that
1183         code to the driver.  Call tree_estimate_probability_bb.
1184         (tree_estimate_probability_driver): New.
1185         (pass_profile): Use tree_estimate_probability_driver.
1186         * predict.h (tree_estimate_probability): Declared.
1187
1188 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1189
1190         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1191         * graphite-dependences.c (graphite_legal_transform): Add time to
1192         TV_GRAPHITE_DATA_DEPS.
1193         (dependency_between_pbbs_p): Same.
1194         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1195
1196 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1197
1198         * Merge from mainline (r149952:150372).
1199
1200 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1201
1202         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1203         * graphite-blocking.c: Same.
1204         * graphite-clast-to-gimple.c: Same.
1205         * graphite-dependences.c: Same.
1206         * graphite-poly.c: Same.
1207         * graphite-poly.h: Same.
1208         * graphite-ppl.c: Same.
1209         * graphite-scop-detection.c: Same.
1210         * graphite-sese-to-poly.c: Same.
1211         * graphite.c: Same.
1212
1213 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1214
1215         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1216         (remove_simple_copy_phi): New.
1217         (remove_invariant_phi): New.
1218         (simple_copy_phi_p): New.
1219         (reduction_phi_p): New.
1220         (gsi_for_ssa_name_def): New.
1221         (insert_out_of_ssa_copy): New.
1222         (insert_out_of_ssa_copy_on_edge): New.
1223         (create_zero_dim_array): New.
1224         (scalar_close_phi_node_p): New.
1225         (rewrite_close_phi_out_of_ssa): New.
1226         (rewrite_phi_out_of_ssa): New.
1227         (rewrite_reductions_out_of_ssa): New.
1228         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1229
1230         * testsuite/gcc.dg/graphite/id-11.c: New.
1231         * testsuite/gcc.dg/graphite/id-15.c: New.
1232         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1233         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1234         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1235         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1236         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1237         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1238         * testsuite/gfortran.dg/graphite/id-13.f: New.
1239         * testsuite/gfortran.dg/graphite/id-5.f: New.
1240
1241 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1242
1243         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1244         check that nb_reductions_in_loop is zero.
1245         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1246         reduction phi nodes.
1247         (nb_reductions_in_loop): Removed.
1248         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1249         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1250         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1251         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1252         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1253
1254 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1255
1256         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1257         statements that have an empty iteration domain.
1258         * testsuite/gfortran.dg/graphite/id-16.f: New.
1259
1260 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1261
1262         * tree-scalar-evolution.c (instantiate_scev_1): Return
1263         chrec_dont_know when the result is not above instantiate_below.
1264         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1265         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1266         the tree has a known scalar evolution.
1267         * testsuite/gfortran.dg/graphite/id-14.f: New.
1268         * testsuite/gfortran.dg/graphite/id-15.f: New.
1269
1270 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1271
1272         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1273         insert_gsi.
1274         (rename_variables): Keep inserting renames after the ones already
1275         inserted.
1276
1277 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1278
1279         * graphite-sese-to-poly.c (compare_bb_depths): New.
1280         (graphite_sort_dominated_info): New.
1281         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1282         (build_scop_scattering): Fix comment.
1283
1284 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1285
1286         * graphite.c (graphite_finalize): Call print_loops instead of
1287         dump_function_to_file.
1288         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1289         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1290         loops generated in the graphite output file.
1291         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1292         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1293         * testsuite/gfortran.dg/graphite/id-12.f: New.
1294
1295 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1296
1297         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1298         Remove 2 XFAIL.
1299
1300 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1301             Tobias Grosser  <grosser@fim.uni-passau.de>
1302
1303         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1304         alias set number build alias in ACCESSES polyhedron.
1305         (build_alias_set_for_drs): New.
1306         (build_pbb_drs): Added build_alias_set_for_drs.
1307         * graphite-dependences.c (poly_drs_may_alias_p): New.
1308         (graphite_carried_dependence_level_k): Check alias information
1309         before building polyhedron.
1310
1311 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1312
1313         * Makefile.in (lambda-code.o): Fix formatting.
1314
1315 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1316
1317         * Merge from mainline (r149350-149952)
1318
1319 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1320
1321         * graphite-poly.c (apply_poly_transforms): Move strip_mine
1322         before interchange to prepare for loop blocking.
1323
1324 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1325
1326         * graphite-poly.c (apply_poly_transforms): Add checks after every
1327         transformation.
1328         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1329         done in apply_poly_transforms.
1330
1331 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1332
1333         * graphite-dependences.c (build_lexicographically_gt_constraint):
1334         Replace RES parameter with *RES.
1335         (dependence_polyhedron_1): Pass an address of the parameter RES
1336         instead of value of RES.
1337
1338 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1339
1340         * graphite.c (graphite_finalize): Fix comment.
1341         (graphite_transform_loops): Reset scev info after code generation
1342         of each scop.
1343
1344 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1345
1346         * graphite.c (graphite_finalize): Call scev_reset.
1347
1348 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1349
1350         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1351         GBB_CLOOG_IV_TYPES hash table twice.
1352         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1353         (add_condition_to_domain): Clear GMP values.
1354
1355 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1356
1357         * graphite-dependences.c: Fix formatting.
1358         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1359         (pbb_number_of_iterations): Free ppl_Linear_Expression.
1360         * graphite-sese-to-poly.c: Fix formatting.
1361         * graphite.c (graphite_transform_loops): Create the hash table
1362         after the early return.
1363
1364 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1365
1366         * testsuite/gcc.dg/graphite/id-14.c: New.
1367         * testsuite/gcc.dg/graphite/pr40157.c: New.
1368         * testsuite/gfortran.dg/graphite/id-11.f: New.
1369
1370 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1371
1372         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1373         (build_poly_scop): Return false when there are no pbbs within
1374         loops to avoid to pass to cloog scops with no loops.
1375
1376 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1377
1378         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1379         useless test "i % 2".
1380         (build_pbb_scattering_polyhedrons): Fix formatting.
1381         (build_poly_dr): Same.
1382         * graphite.c (graphite_transform_loops): Restructure.
1383
1384 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
1385
1386         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1387         reduction_list parameter.
1388         (rewrite_all_phi_nodes_with_iv): Same.
1389         (canonicalize_loop_ivs): Same.
1390         * tree-parloops.c (struct brli): Removed.
1391         (build_reduction_list_info): Removed.
1392         (build_new_reduction): New.
1393         (analyze_reduction_list): Removed.
1394         (gather_scalar_reductions): Find reductions instead of phi
1395         nodes that can't be canonicalized.
1396         (try_create_reduction_list): Remove reduction_list parameter.
1397         (gen_parallel_loop): Same.
1398         (parallelize_loops): Remove analyze_reductions variable,
1399         initialization and free.
1400         Change reduction_list htab initialization to reduction_info
1401         elements instead of ssa names.
1402         Call try_create_reduction_list and gen_parallel_loop without
1403         analyzed_reduction argument.
1404         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1405         canonicalize_loop_ivs with one less argument.
1406         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1407
1408 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1409
1410         * graphite-dependences.c (new_poly_dr_pair): New.
1411         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1412         (new_poly_dr_pair): New.
1413         (eq_poly_dr_pair_p): New.
1414         (hash_poly_dr_pair_p): New.
1415         * graphite-dependences.h (struct poly_dr_pair): New.
1416         (eq_poly_dr_pair_p): Declared.
1417         (hash_poly_dr_pair_p): Declared.
1418         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1419         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1420         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1421         * Makefile.in (graphite-poly.o): Add dependence on
1422         graphite-dependences.h.
1423
1424 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1425
1426         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1427         polynomials of degree > 1 pass to Graphite.
1428         * tree-chrec.c (scev_is_linear_expression): Call
1429         evolution_function_is_affine_multivariate_p.
1430         * testsuite/gfortran.dg/graphite/id-10.f90: New.
1431
1432 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1433
1434         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1435         Instantiate scevs varying in outer loops.
1436         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1437
1438 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1439
1440         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1441         redundant constraint.
1442
1443 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1444
1445         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1446         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1447         based on the file names as in the C testsuite.
1448         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1449         * testsuite/gfortran.dg/graphite/block-2.f: Same.
1450         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1451         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1452         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1453         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1454         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1455         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1456         * testsuite/gfortran.dg/graphite/id-6.f: Same.
1457         * testsuite/gfortran.dg/graphite/id-9.f: Same.
1458         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1459         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1460         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1461
1462 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1463
1464         * sese.c (expand_scalar_variables_call): New.
1465         (expand_scalar_variables_ssa_name): Handle calls in expander.
1466
1467 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1468
1469         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1470         Expect to see the pattern twice.
1471         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1472         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1473         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1474
1475 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1476
1477         * testsuite/gcc.dg/graphite/id-10.c: New.
1478         * testsuite/gcc.dg/graphite/id-12.c: New.
1479         * testsuite/gfortran.dg/graphite/id-7.f: New.
1480         * testsuite/gfortran.dg/graphite/id-8.f: New.
1481
1482 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1483
1484         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1485         zero.
1486
1487 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1488
1489         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1490
1491 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1492
1493         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1494
1495 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1496
1497         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1498         building PDR subscripts.
1499
1500 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1501
1502         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1503         computation of array sizes.
1504
1505 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1506
1507         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1508
1509 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
1510
1511         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1512         build_pairwise_constraint, dr_equality_constraints,
1513         build_pairwise_scheduling_equality,
1514         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1515         build_lexicographically_gt_constraint, dependence_polyhedron,
1516         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1517         Move from NNC_Polyhedron to C_Polyhedron.
1518         * graphite-interchange.c (compute_array_size_poly,
1519         gather_access_strides): Dito.
1520         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1521         free_scop, pbb_number_of_iterations): Dito.
1522         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1523         pbb_dim_iter_domain, struct scop): Dito.
1524         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1525         new_Cloog_Domain_from_ppl_Polyhedron,
1526         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1527         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1528         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1529         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1530         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1531         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1532         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1533         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1534         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1535         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1536         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1537         build_scop_iteration_domain, build_poly_dr): Dito
1538
1539 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1540
1541         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1542         run-id-*.c files.
1543         * testsuite/gcc.dg/graphite/run-id-1.c: New.
1544
1545 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1546
1547         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1548         positivity constraint on the symbolic number of iterations.
1549
1550 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1551
1552         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1553
1554 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1555             Tobias Grosser  <grosser@fim.uni-passau.de>
1556
1557         * graphite-clast-to-gimple.c (build_scop_context): Removed.
1558         (build_cloog_prog): Directly use SCOP_CONTEXT.
1559         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1560         (free_scop): Free SCOP_CONTEXT.
1561         (print_scop_context): New.
1562         (print_scop): Call print_scop_context.
1563         (debug_scop_context): New.
1564         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1565         (struct scop): Added field context.
1566         (SCOP_CONTEXT): New.
1567         * graphite-sese-to-poly.c (add_param_constraints): New.
1568         (build_scop_context): New.
1569         (build_poly_scop): Call build_scop_context.
1570
1571 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1572
1573         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1574         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1575         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1576         * graphite-ppl.h: Include double-int.h and tree.h.
1577         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1578         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1579         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
1580         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1581
1582 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1583
1584         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1585         POINTER_PLUS_EXPR for pointer types.
1586         (clast_to_gcc_expression): Same.
1587
1588 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1589
1590         * graphite-poly.c (print_scattering_function): Early return when
1591         PBB_TRANSFORMED_SCATTERING is not initialized.
1592         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1593
1594 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
1595
1596         * tree-parloops.c (analyze_reduction_list): Remove unused variable
1597         to fix bootstrap.
1598
1599 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
1600
1601         * tree-parloops.c (analyze_reduction_list): Change return
1602         value to void.
1603         (try_create_reduction_list): Move the call to
1604         analyze_reduction_list to the beginining.
1605         Call reduction_phi with analyzed_reductions as argument
1606         instead of reduction_list.
1607
1608 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1609
1610         *  Merge from mainline (r148296:149346)
1611
1612 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1613
1614         * graphite-scop-detection.c (graphite_can_represent_init): New.
1615         (graphite_can_represent_scev): Call graphite_can_represent_init:
1616         check that the initial value does not contain multiplications of
1617         parameters.
1618         (stmt_has_simple_data_refs_p): New.
1619         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1620         (is_simple_operand): Fix formatting.
1621         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1622
1623 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1624
1625         * testsuite/gcc.dg/graphite/id-13.c: New.
1626         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1627         analyze_scalar_evolution, use scalar_evolution_in_region.
1628         (scan_tree_for_params_right_scev): Add extra assert.
1629         (parameter_index_in_region_1): Split from parameter_index_in_region.
1630         (idx_record_params): Use scalar_evolution_in_region.
1631         (find_params_in_bb): Same.
1632         (find_scop_parameters): Same.
1633         (build_loop_iteration_domains): Same.
1634         (create_linear_expr_from_tree): Same.
1635         * sese.c (scalar_evolution_in_region): New.
1636         * sese.h (scalar_evolution_in_region): Declared.
1637         (defined_in_sese_p): New.
1638         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1639         static anymore.
1640         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1641         Declared.
1642
1643 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1644
1645         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1646         TREE_DATA_REF_H also implies SCEV_H.
1647
1648 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1649
1650         * graphite-poly.c (print_scop_params): New.
1651         (print_scop): Call print_scop_params.
1652         (debug_scop_params): New.
1653         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1654
1655 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1656
1657         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1658         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1659         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1660         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1661         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1662         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1663
1664 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1665
1666         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1667         for dependency checking part.
1668         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1669         tests for dependency checking.
1670         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1671         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1672         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1673         flag -fdump-tree-graphite-all for autopar testsuites.
1674
1675 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1676
1677         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1678         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1679         canonicalize_loop_ivs): Moved...
1680         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
1681
1682 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1683
1684         * tree-parloops.c (try_create_reduction_list): Pass an extra
1685         argument analyzed_reductions.  Call analyze_reduction_list.
1686         (gen_parallel_loop): Do not call analyze_reduction_list.
1687         (parallelize_loops): Init and finalize analyzed_reductions.
1688
1689 2009-07-06  Li Feng  <nemokingdom@gmail.com>
1690
1691         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1692         Added flag -fno-loop-strip-mine for autopar testcase.
1693
1694 2009-07-04  Li Feng  <nemokingdom@gmail.com>
1695
1696         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1697         transformed scattering dimension instead of unmatch orignal when
1698         calling dependence_polyhedron.
1699
1700 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1701
1702         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1703
1704 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1705
1706         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1707         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1708
1709 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1710
1711         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1712         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1713         * graphite-poly.c (pbb_number_of_iterations): New.
1714         * graphite-poly.h (pbb_number_of_iterations): Declared.
1715         (pbb_iterator_dim, pbb_parameter_dim): New.
1716
1717 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1718
1719         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1720         last commit on type of lower and upper bound of loops.
1721
1722 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1723
1724         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1725         graphite-dependences.h.
1726         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1727         (mark_bb_with_pbb): New.
1728         (get_stmtfor_depth): New.
1729         (find_pbb_via_hash): New.
1730         (dependency_in_loop_p): New.
1731         (mark_loops_parallel): New.
1732         (free_aux_in_new_loops): New.
1733         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1734         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1735         innermost loop parallel without checking.
1736         (gloog): Add parameter BB_PBB_MAPPING.
1737         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1738         (gloog): Change declaration.
1739         (mark_loop_parallel): Make extern.
1740         (free_aux_in_new_loops): Declare.
1741         (bb_pbb_map_hash): New.
1742         (eq_bb_pbb_map): New.
1743         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1744         auto parallelization when flag_graphite_force_parallel is set.
1745         (graphite_finalize): Added free_aux_in_new_loops.
1746         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1747         the innermost loop that marked parallel.  Use
1748         flag_graphite_force_parallel instead of loop->can_be_parallel.
1749         (loop_parallel_p): Move inner most checking out of function.
1750
1751 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1752
1753         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1754         type of lower and upper bound of loops signed long int.
1755
1756 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1759         expression outside the loop.
1760
1761 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1762
1763         * gcc.dg/graphite/interchange-8.c: New.
1764
1765 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1766
1767         * gcc.dg/graphite/interchange-0.c: XFailed.
1768         * gcc.dg/graphite/interchange-5.c: XFailed.
1769         * gcc.dg/graphite/interchange-6.c: XFailed.
1770
1771 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1772
1773         * graphite-interchange.c (compute_array_size_poly): The end of the
1774         recursion should return 1.
1775
1776 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1777
1778         * graphite-interchange.c (compute_array_size_cstr): Allow the
1779         subscript multiplier to be -1.
1780         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1781         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1782         data_container.  Initializes PDR_DATA_CONTAINER.
1783         (print_pdr_access_layout): New.
1784         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1785         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1786         data_container.
1787         (PDR_DATA_CONTAINER): New.
1788         (new_poly_dr): Update declaration.
1789         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1790         (build_poly_dr): Call pdr_add_data_dimensions.
1791
1792 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1793
1794         * graphite-poly.h (struct poly_dr): Fix comment.
1795         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1796         (pdr_add_memory_accesses): New.
1797         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1798
1799 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1800
1801         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1802         (print_pbb): Add call to print_pdrs.
1803         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1804
1805 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1806             Li Feng <nemokingdom@gmail.com>
1807
1808         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1809         (dependency_between_pbbs_p): New.
1810         (lexicographically_gt_p): Assure !empty_p before polyhedron
1811         intersection assign.
1812         (build_lexicographically_gt_constraint): Correct lexicographically
1813         judging.
1814         * graphite-dependences.h: New.
1815         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1816
1817 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1818
1819         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1820         (gloog): Print to dump_file the generated clast.
1821         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1822         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1823
1824 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1825
1826         * graphite-poly.c (extend_scattering): Increment
1827         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1828
1829 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1830
1831         * graphite-interchange.c (compute_array_size_poly): Added exit of
1832         recursion condition.  Continue iterating even after the first equality.
1833         (compute_array_size): Same.
1834
1835 2009-06-24  Li Feng  <nemokingdom@gmail.com>
1836
1837         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1838         -fdump-tree-final_cleanup to -fdump-tree-optimized.
1839         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1840         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1841         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1842
1843 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1844
1845         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1846         only when the use verifies is_gimple_reg.
1847
1848 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1849
1850         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1851         Allocate scaldims after call to unify_scattering_dimensions.
1852
1853 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1854
1855         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1856
1857 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1858             Albert Cohen  <albert.cohen@inria.fr>
1859
1860         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1861         variables for the strip mining.
1862
1863 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1864             Pranav Garg  <pranav.garg2107@gmail.com>
1865
1866         * Makefile.in (OBJS-common): Added graphite-blocking.o.
1867         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1868         (graphite-blocking.o): New rule.
1869         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1870         * graphite-blocking.c: New.
1871         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1872         flag_loop_strip_mine.
1873         (psct_scattering_dim_for_loop_depth): New.
1874         * graphite-poly.h (scop_do_strip_mine): Declared.
1875         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1876         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1877         flag_loop_strip_mine.
1878
1879 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1880
1881         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1882         a GMP value and a PPL coefficient at each iteration of a loop.
1883
1884 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1885
1886         * graphite-dependences.c (dependence_polyhedron): Do not use
1887         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
1888         pbb_nb_scattering_transform.
1889         (graphite_legal_transform_dr): Same.
1890         * graphite-poly.c (extend_scattering): Same.
1891         (unify_scattering_dimensions): Same.
1892         (print_scattering_function): Same.
1893         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1894         PBB_NB_LOCAL_VARIABLES.
1895         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1896         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1897         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1898         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1899         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1900         (pbb_nb_scattering_transform): New.
1901         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1902         (psco_scattering_dim): Add assert on parameters.
1903         (psct_scattering_dim): Same.
1904         (psct_scattering_dim_for_loop_depth): Declared.
1905         (psct_local_var_dim): New.
1906         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1907         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
1908         correct layout, call pbb_nb_local_vars.
1909         (psct_add_local_variable, psct_add_scattering_dimension): New.
1910         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1911         Initialize PBB_NB_SCATTERING_TRANSFORM.
1912
1913 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1914
1915         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1916         (set_coef): Renamed ppl_set_coef.
1917         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1918
1919 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1920
1921         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1922         test a boolean against 1.
1923         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1924         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1925         (pbb_do_interchange): Returns true when a transform has been performed.
1926         (scop_do_interchange): Same.
1927         * graphite-poly.c (apply_poly_transforms): Use the return value of
1928         scop_do_interchange.
1929         * graphite-poly.h (scop_do_interchange): Update declaration.
1930
1931 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
1932
1933         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1934         after last use.
1935         * sese.c (sese_reset_aux_in_loops): New.
1936         * sese.h (sese_reset_aux_in_loops): New.
1937
1938 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1939
1940         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1941         multiplier and multiply the constant by the multiplier.
1942         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1943         (build_poly_dr): Do not use the multiplier to define the subscript.
1944
1945 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1946
1947         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1948         compiler's data reference.  Initialize PDR_CDR.
1949         (print_pdr): Call dump_data_reference.
1950         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1951         Add compiler_dr field.
1952         (PDR_BB): Renamed PDR_PBB.
1953         (PDR_CDR): New.
1954         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1955         GCC's data reference representation.
1956         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1957         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1958
1959 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1960
1961         * graphite-poly.c (print_scattering_function): Also print the layout.
1962         * graphite-poly.h (pbb_nb_local_vars): New.
1963
1964 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1965
1966         * graphite-poly.c (print_pbb_domain): Also print the layout names.
1967
1968 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1969
1970         * graphite-poly.c (print_pdr, debug_pdr): New.
1971         * graphite-poly.h (print_pdr, debug_pdr): Declared.
1972         (PDR_BASE): Removed.
1973
1974 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1975
1976         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1977         ltrans-{1..6,8}.c.
1978
1979 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1980
1981         * graphite-interchange.c (compute_subscript): Allow also -1 in the
1982         subscript identification column.
1983         (pbb_do_interchange): Print to dump_file that some loops "will be
1984         interchanged".  Rely on that chain of characters in the testcases.
1985         * gcc.dg/graphite/interchange-0.c: New.
1986         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1987         interchange-*.c files and compile them with -floop-interchange.
1988
1989 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
1990
1991         * graphite-interchange.c (interchange_profitable_p): Renamed
1992         pbb_interchange_profitable_p.
1993
1994 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1995             Harsha Jagasia  <harsha.jagasia@amd.com>
1996             Pranav Garg  <pranav.garg2107@gmail.com>
1997
1998         * graphite-interchange.c (interchange_profitable_p): Make static.
1999         (pbb_interchange_loop_depths, pbb_do_interchange,
2000         scop_do_interchange): New.
2001         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2002         for flag_loop_interchange.
2003         * graphite-poly.h (scop_do_interchange): Declared.
2004         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2005         flag_loop_interchange is used.
2006
2007 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2008
2009         * graphite-dependences.c (dependence_polyhedron): Update use of
2010         pbb_nb_scattering_dims.
2011         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2012         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2013         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2014         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2015
2016 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2017
2018         * graphite.c: Cleanup foo.
2019
2020 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2021
2022         * Merge from mainline (r143684:148293).
2023         * Disabled libpcp until it gets fixed.
2024
2025 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2026             Harsha Jagasia  <harsha.jagasia@amd.com>
2027
2028         * graphite-interchange.c: New.
2029         * Makefile.in (graphite-interchange.o): New.
2030         * graphite-poly.h (interchange_profitable_p): Declared.
2031         * graphite-ppl.h (value_max): New.
2032
2033 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2034
2035         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2036         * graphite-poly.h: Fix some comments.
2037         (pdr_dim): New.
2038         (pdr_scop): New.
2039
2040 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2041
2042         * graphite-poly.h
2043         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2044         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2045         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2046         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2047         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2048         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2049         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2050         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2051         * graphite-clast-to-gimple.c: Same.
2052         * graphite-dependences.c: Same.
2053         * graphite-poly.c: Same.
2054         * graphite-sese-to-poly.c: Same.
2055
2056 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2057
2058         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2059         expressions for an IV rename, as returned by clast_to_gcc_expression.
2060         (copy_renames): Rename new_name to expr.
2061         * sese.c (debug_rename_elt): Same.
2062         (get_rename): Same.
2063         (set_rename): Same.
2064         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2065         the information from the rename map.
2066         (rename_variables_in_stmt): Same.
2067         (add_loop_exit_phis): Rename new_name to expr.
2068         (insert_loop_close_phis): Same.
2069         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2070         * sese.h (struct rename_map_elt): Rename new_name to expr.
2071         (new_rename_map_elt): Same.
2072
2073 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2074
2075         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2076         * sese.c (set_rename): Make it extern.
2077         * sese.h (set_rename): Declared.
2078
2079 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2080
2081         * graphite-poly.c (extend_scattering): Free values.
2082         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2083         Free iterators.
2084         (ppl_print_powerset_matrix): Same.
2085         * graphite-scop-detection.c (free_scops_1): New.
2086         (limit_scops): Call free_scops_1.
2087         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2088         (build_poly_dr): Free PPL coefficients.
2089         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2090
2091 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2092
2093         * graphite-dependences.c: New.
2094         * graphite-data-ref.c: Removed.
2095         * graphite-data-ref.h: Removed.
2096         * Makefile.in (graphite-data-ref.o): Removed.
2097         (graphite-dependences.o): Added.
2098         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2099         * graphite-poly.c: Same.
2100         Move the data dependence testing to graphite-dependences.c.
2101
2102 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2103
2104         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2105         from graphite_cannot_represent_loop. Code refactored.
2106         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2107
2108 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2109
2110         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2111         Cover all the testcases (not only the filtered ones).
2112
2113 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2114
2115         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2116         unnecessary check. Update comments. Move check for REAL_TYPE here.
2117         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2118         done in (stmt_simple_for_scop_p).
2119
2120 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2121
2122         * graphite.c (print_global_statistics): New.
2123         (print_graphite_scop_statistic): New.
2124         (print_graphite_statistics): New.
2125         (graphite_initialize, graphite_transform_loops): Print statistics.
2126         * graphite-scop-detection (build_scops): Print statistics.
2127         (print_graphite_scop_statistics): New.
2128         (print_graphite_statistics): New.
2129
2130 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2131
2132         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2133         (debug_clast_name_index): Removed.
2134         (debug_clast_name_indexes_1): Removed.
2135         (debug_clast_name_indexes): Removed.
2136         (clast_name_index_elt_info): Removed.
2137         (eq_clast_name_indexes): Removed.
2138         (clast_name_to_index): Removed.
2139         (new_clast_name_index): Removed.
2140         (save_clast_name_index): Removed.
2141         (save_var_name): Moved...
2142         (init_sese_params_index): Removed.
2143         (clast_name_to_gcc): Remove use of name_tree.
2144         (initialize_cloog_names): Same.
2145         (gloog): Do not call init_sese_params_index.
2146         * graphite-sese-to-poly.c (save_var_name): ...here.
2147         (parameter_index_in_region): New.
2148         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2149         (parameter_index_in_region): Removed.
2150         (is_parameter): Remove use of name_tree.
2151         * sese.h (struct name_tree): Removed.
2152         (struct sese): Remove use of name_tree.  New field params_names.
2153         (SESE_PARAMS_NAMES): New.
2154         (SESE_PARAMS): Remove duplicate.
2155         (parameter_index_in_region): Removed.
2156         (sese_nb_params): Remove use of name_tree.
2157         (struct clast_name_index): New.
2158         (new_clast_name_index): New.
2159         (clast_name_to_index): New.
2160         (save_clast_name_index): New.
2161         (debug_clast_name_index): New.
2162         (debug_clast_name_indexes_1): New.
2163         (debug_clast_name_indexes): New.
2164         (clast_name_index_elt_info): New.
2165         (eq_clast_name_indexes): New.
2166
2167 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2168
2169         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2170         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2171         (graphite_loop_normal_form): Do not pass region.  Do not
2172         initialize SESE_OLDIVS.
2173         (build_graphite_loop_normal_form): Update call to
2174         graphite_loop_normal_form.
2175         * sese.c (debug_oldivs): Removed.
2176         (new_sese): Do not initialize SESE_OLDIVS.
2177         (free_sese): Do not free SESE_OLDIVS.
2178         (oldiv_for_loop): Removed.
2179         * sese.h (struct sese): Remove old_ivs.
2180         (SESE_OLDIVS): Removed.
2181         (oldiv_for_loop): Removed.
2182
2183 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2184
2185         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2186         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2187         replaced by a call to newivs_to_depth_to_newiv.
2188         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2189         (clast_to_gcc_expression_red): Same.
2190         (gcc_type_for_clast_expr): Same.
2191         (gcc_type_for_clast_eq): Same.
2192         (graphite_translate_clast_equation): Same.
2193         (graphite_create_guard_cond_expr): Same.
2194         (graphite_create_new_guard): Same.
2195         (graphite_create_new_loop): Same.
2196         (build_iv_mapping): Same.
2197         (translate_clast): Same.
2198         (gloog): Same.
2199         (loop_iv_stack_patch_for_consts): Removed.  *
2200         sese.c (iv_stack_entry_is_constant): Removed.
2201         (iv_stack_entry_is_iv): Removed.
2202         (loop_iv_stack_push_iv): Removed.
2203         (loop_iv_stack_insert_constant): Removed.
2204         (loop_iv_stack_pop): Removed.
2205         (loop_iv_stack_get_iv): Removed.
2206         (loop_iv_stack_get_iv_from_name): Removed.
2207         (debug_loop_iv_stack): Removed.
2208         (free_loop_iv_stack): Removed.
2209         (loop_iv_stack_remove_constants): Removed.  *
2210         sese.h (iv_stack_entry_kind): Removed.
2211         (iv_stack_entry_data_union): Removed.
2212         (iv_stack_entry_struct): Removed.
2213         (iv_stack_entry_p): Removed.
2214         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2215         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2216         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2217         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2218         (gbb_loop_at_index): Fix indenting.
2219         (gbb_loop_index): Removed.
2220
2221 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2222
2223         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2224         Call clast_name_to_index.
2225
2226 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2227
2228         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2229         do not pass params.  Get params from SESE_PARAMS.
2230         (clast_to_gcc_expression): Same.
2231         (clast_to_gcc_expression_red): Same.
2232         (gcc_type_for_clast_eq): Same.
2233         (graphite_translate_clast_equation): Same.
2234         (graphite_create_new_loop): Same.
2235         * sese.c (rename_variables_in_stmt): Fix comment.
2236
2237 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2238
2239         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2240         newivs_index.
2241         Call save_clast_name_index.
2242         (translate_clast): Pass newivs_index.
2243         (gloog): Create and free newivs_index.
2244
2245 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2246
2247         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2248         (clast_name_index_p): New type.
2249         (debug_clast_name_index): New.
2250         (debug_clast_name_indexes_1): New.
2251         (debug_clast_name_indexes): New.
2252         (clast_name_index_elt_info): New.
2253         (eq_clast_name_indexes): New.
2254         (clast_name_to_index): New.
2255         (new_clast_name_index): New.
2256         (save_clast_name_index): New.
2257         (init_sese_params_index): New.
2258         (gloog): Call init_sese_params_index.
2259         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2260         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2261         (free_sese): Free SESE_PARAMS_INDEX.
2262         * sese.h (struct sese): Add params_index.
2263         (SESE_PARAMS_INDEX): New.
2264
2265 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2266
2267         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2268         (graphite_create_new_loop): Pass the newivs vector.  Push the
2269         newly created IV to newivs.
2270         (translate_clast): Pass the newivs vector.
2271         (gloog): Create and destroy the newivs vector.
2272
2273 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2274
2275         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2276         (graphite_loop_normal_form): Initialize loop->aux with the unique
2277         IV that has been created.
2278
2279 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2280
2281         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2282         scev with parameters in the base part. They where forbidden
2283         exidently.
2284
2285 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2286
2287         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2288         compile options by file names.
2289         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2290         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2291         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2292         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2293
2294 2009-05-08  Li Feng <nemokingdom@gmail.com>
2295
2296         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2297         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2298         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2299         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2300
2301 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2302
2303         * graphite-scop-detection (build_scops_1): Fix little bug introduced
2304         by final cleanup.
2305
2306 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2307
2308         * graphite-scop-detection.c (graphite_can_represent_scev): Only
2309         allow integer constant strides.
2310         (graphite_can_represent_expr): Depend on outermost_loop.
2311         (stmt_simple_memref_p, graphite_cannot_represent_loop,
2312         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2313         build_scops_1): Same.
2314         (scopdet_basic_block_info): Same and insert layered SCoP
2315         detection.
2316         (try_generate_gimple_bb): Cleanup.
2317         (build_scops): Enable data references.
2318
2319         * testsuite/gcc.dg/graphite/id-5.c: New.
2320         * testsuite/gcc.dg/graphite/id-9.c: New.
2321         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2322         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2323
2324 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2325
2326         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2327         that we have not yet built for this SCoP.
2328
2329 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2330
2331         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2332         for complex numbers.
2333
2334 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2335
2336         * graphite-ppl.c: Fix build if cloog is not available.
2337
2338 2009-05-04  Li Feng  <nemokingdom@gmail.com>
2339
2340         * tree-parloops.c (loop_parallel_p): Remove construction of
2341         NITER and REDUCTION_LIST.
2342         (try_get_loop_niter): New.
2343         (try_create_reduction_list): New.
2344         (parallelize_loops): Bypass the failed checkings in autopar
2345         when can_be_parallel in loop structure is set to true.
2346
2347 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2348
2349         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2350         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2351
2352 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2353
2354         * graphite-scop-detection.c (stmt_simple_for_scop_p):
2355         Enable EQ_EXPR and NE_EXPR again.
2356
2357 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2358
2359         * graphite-scop-detection.c (graphite_can_represent_scev):
2360         Add check if scev is affine multivariate.
2361         (harmful_stmt_in_bb): Check if we can represent the conditions.
2362         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2363         harmful_stmt_in_bb.
2364         * testsuite/gcc.dg/graphite/id-7.c: New.
2365
2366 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2367
2368         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2369         Check all bbs in region, not only the bbs that are represented in
2370         GRAPHITE.
2371         (build_poly_scop): Add newline.
2372         * testsuite/gcc.dg/graphite/id-8.c: New.
2373
2374 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2375
2376         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2377         when loop initialize.
2378         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2379         * common.opt: Declare flag_graphite_force_parallel.
2380         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2381         loop parallel.
2382         * graphite-poly.c (apply_poly_transforms): Introduce
2383         flag_graphite_force_parallel.
2384         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2385         * toplev.c (process_options): ditto and replace a not correctly
2386         encoded space.
2387
2388 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2389
2390         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2391         Change the call of gbb_loop_at_index and/or gbb_loop_index due
2392         to the redefinition.
2393         (compute_cloog_iv_types_1): ditto.
2394         (build_iv_mapping): ditto.
2395         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2396         initialization.
2397         (free_gimple_bb): Removed GBB_LOOPS related free part.
2398         (build_bb_loops): Removed.
2399         * sese.h (struct gimple_bb): Removed loops.
2400         (GBB_LOOPS): Removed.
2401         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2402         (gbb_loop_index): ditto.
2403
2404 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2405
2406         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2407         allow non constant strides.
2408         * testsuite/gcc.dg/graphite/scop-20.c: New.
2409
2410 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2411
2412         * graphite-scop-detection.c (dot_all_scops): Fix system call
2413         return value warning.
2414         (dot_scop): Same.
2415
2416 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2417
2418         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2419         * testsuite/gcc.dg/graphite/scop-3.c: Same.
2420
2421 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2422
2423         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2424         build_pairwise_constraint, dr_equality_constraints,
2425         build_pairwise_scheduling_equality,
2426         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2427         build_lexicographically_gt_constraint, dependence_polyhedron,
2428         graphite_legal_transform_dr, graphite_legal_transform_bb,
2429         graphite_legal_transform): New.
2430         * graphite-poly.h (graphite_legal_transform): Declared.
2431         * graphite-sese-to-poly.c (build_poly_scop): Call to
2432         graphite_legal_transform is disabled for the moment.
2433
2434 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2435
2436         * graphite-poly.h (pbb_nb_scattering_dims): New.
2437         (pbb_nb_scattering): Use it.
2438
2439 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2440
2441         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2442         Pointset_Powerset version of ppl_insert_dimensions.
2443         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2444
2445 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2446
2447         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2448
2449 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2450
2451         * graphite-poly.h: Fix comment.
2452
2453 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2454
2455         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2456
2457 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2458
2459         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2460         statements.
2461
2462 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2463
2464         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2465         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2466         conditions.
2467
2468 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
2469
2470         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2471         handle EQ_EXPR and NE_EXPR.
2472
2473 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2474
2475         * graphite-poly.h (poly_dr): Fix comment.
2476
2477 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2478             Tobias Grosser  <grosser@fim.uni-passau.de>
2479
2480         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2481         with a zero dimension polyhedron.
2482         (find_scop_parameters): Move the call to scop_set_nb_params here.
2483         (build_loop_iteration_domains): Store in loop->aux the iteration
2484         domain polyhedron.
2485         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2486         by any loop in scop.
2487         (build_poly_scop): Do not call scop_set_nb_params.
2488
2489 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2490             Tobias Grosser  <grosser@fim.uni-passau.de>
2491
2492         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2493         add_condition_to_domain not GT_EXPR.
2494
2495 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2496
2497         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2498         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2499         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2500         upper_bound_assign to calculate unions.
2501         * testsuite/gcc.dg/graphite/id-6.c: New.
2502
2503 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2504
2505         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2506         handle abnormal edges.
2507
2508 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2509
2510         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2511         (free_poly_bb): Also free poly_drs.
2512         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2513         (poly_dr): Polyhedron to Pointset_Powerset.
2514         (pdr_accessp_nb_subscripts): Same.
2515         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2516         poly_drs.
2517
2518 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2519
2520         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2521         names into more meaningful names.
2522
2523 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2524
2525         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2526         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2527
2528 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2529
2530         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2531         the reduction_list.
2532         * tree-parloops.c (rewrite_phi_with_iv): New.
2533         (rewrite_all_phi_nodes_with_iv): New.
2534         (canonicalize_loop_ivs): Call them.
2535
2536 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2537
2538         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2539         graphite_find_data_references_in_stmt.
2540         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2541         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2542
2543 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2544
2545         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2546
2547 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2548
2549         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2550         instead of bb_in_region.
2551         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
2552         (build_sese_conditions): Use flag_bb_in_sese.
2553         * sese.c (register_bb_in_sese): Removed.
2554         (new_sese): Remove initialization of SESE_REGION_BBS.
2555         (free_sese): Do not free SESE_REGION_BBS.
2556         * sese.h (struct sese): Remove field region_basic_blocks.
2557         (SESE_REGION_BBS): Removed.
2558         (bb_in_sese_p): Implement in function of bb_in_region.
2559
2560 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2561
2562         * graphite-scop-detection.c (limit_scops): Deal only with single exit
2563         loops.
2564
2565 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2566
2567         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2568         and EQ_EXPR.
2569         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2570         (add_condition_to_domain): New.
2571         (add_condition_to_pbb): New.
2572         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2573         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2574
2575 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2576
2577         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2578         ppl_Pointset_Powerset.
2579         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2580         * graphite-poly.h (poly_bb): poly_bb.domain Same.
2581         (pbb_nb_loops): Same.
2582         * graphite-sese-to-poly.c (build_loop_iteration_domains,
2583         add_conditions_to_domain): Same.
2584         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2585         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2586         ppl_const_Polyhedron_t.
2587         (ppl_print_powerset_matrix): New.
2588         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2589         ppl_print_powerset_matrix): New.
2590         (ppl_print_polyhedron_matrix): Updated.
2591
2592 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2593
2594         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2595
2596 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2597
2598         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
2599         (print_iteration_domains, debug_iteration_domain,
2600         debug_iteration_domains): New.
2601         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2602         debug_iteration_domains): Declared.
2603         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2604         indenting.
2605
2606 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2607             Sebastian Pop  <sebastian.pop@amd.com>
2608
2609         * graphite-poly.h (print_iteration_domain): New.
2610         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2611         (build_sese_conditions_1, build_sese_conditions_after,
2612         build_sese_conditions_before): New.
2613         (build_sese_conditions): Rewritten.
2614
2615 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2616             Tobias Grosser  <grosser@fim.uni-passau.de>
2617
2618         Cleanup of code generation liveouts.
2619         * graphite-clast-to-gimple.c (translate_clast): Use a single
2620         rename_map instead of one per translated statement.
2621         Do not use SESE_LIVEOUT_RENAMES.
2622         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2623         (gloog): Do not use SESE_LIVEOUT_RENAMES.
2624         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2625         phi node of a reduction: when a loop contains a reduction used outside
2626         the loop, there should be a scalar close phi node on the exit block.
2627         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2628         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2629         (free_sese): Do not free them.
2630         (sese_build_liveouts_use): Do not use them.
2631         (sese_build_liveouts_bb): Same.
2632         (sese_build_liveouts): Same.
2633         (sese_insert_phis_for_liveouts): Same.
2634         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
2635         (defined_in_loop_p): New.
2636         (alive_after_loop): New.
2637         (close_phi_not_yet_inserted_p): New.
2638         (struct alep, alep_p): New.
2639         (add_loop_exit_phis): Remove from the rename_map all the names defined
2640         in the code generated loop.
2641         (insert_loop_close_phis): Traverse the rename_map passed to it.
2642         Don't use SESE_LIVEOUT_RENAMES.
2643         (default_liveout_before_guard): Renamed default_before_guard.
2644         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2645         (graphite_copy_stmts_from_block): Do not directly call set_rename.
2646         (register_sese_liveout_renames): Removed.
2647         (copy_bb_and_scalar_dependences): Do not call it.
2648         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2649         reduction_list.
2650         (SESE_LIVEOUT): Removed.
2651         (SESE_LIVEOUT_RENAMES): Removed.
2652         (SESE_REDUCTION_LIST): Removed.
2653         (sese_build_liveouts): Removed.
2654         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2655         (insert_loop_close_phis): Pass a htab_t instead of a sese.
2656         (insert_guard_phis): Same.
2657         (rename_map_elt): Declare a VEC of them.
2658         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2659         trees not pointers to trees.
2660
2661         Rewrite in canonical close SSA form:
2662         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2663         (limit_scops): Close the scop after the block containing the close phi
2664         nodes.
2665         (canonicalize_loop_closed_ssa): New.
2666         (canonicalize_loop_closed_ssa_form): New.
2667         (build_scops): Call canonicalize_loop_closed_ssa_form.
2668
2669         * graphite-sese-to-poly.c: Fix typos.
2670
2671 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2672
2673         * graphite-poly.c (print_scattering_function, print_pbb_domain):
2674         Extended.
2675         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2676         (print_pbb): Add conditions.
2677
2678 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2679             Sebastian Pop  <sebastian.pop@amd.com>
2680
2681         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2682         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2683         (build_scop_bbs_1): New.
2684         (build_scop_bbs): Rewrite.
2685         * sese.h (bb_in_region): New.
2686
2687 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2688
2689         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2690         poly_drs vector.
2691         (print_scop): Style.
2692         * graphite-poly.h (poly_bb): Add drs vector.
2693         (PBB_DRS): Add accessor.
2694         * graphite-sese-to-poly.c (build_poly_dr): New.
2695         (build_pbb_drs, build_scop_drs): New.
2696         (build_poly_scop): call build_scop_drs (Disabled at the moment).
2697
2698 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2699
2700         * tree-ssa-loop.c: Include forgotten toplev.h
2701
2702 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2703
2704         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2705         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2706         * testsuite/gcc.dg/graphite/pr37928.c: Same
2707         * testsuite/gcc.dg/graphite/pr38409.c: Same
2708         * testsuite/gcc.dg/graphite/pr38498.c: Same
2709         * testsuite/gcc.dg/graphite/pr38559.c: Same
2710         * testsuite/gcc.dg/graphite/pr39335.c: Same
2711         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2712         * testsuite/gfortran.dg/graphite/block-2.f: Same
2713         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2714         with -floop-*.
2715
2716 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2717
2718         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2719         build_access_matrix, build_scop_data_accesses): Remove access function
2720         building. (We get a new version soon).
2721         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2722         * sese.h (nb_loops_around_loop_in_sese): Remove.
2723         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2724
2725 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2726             Sebastian Pop  <sebastian.pop@amd.com>
2727
2728         * graphite-scop-detection.c (struct scopdet_info): Rename last
2729         field to exit.
2730         (scopdet_basic_block_info, build_scops_1): Don't use
2731         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2732
2733 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2734             Sebastian Pop  <sebastian.pop@amd.com>
2735
2736         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2737         * sese.c (sese_build_liveouts_use): Renamed from
2738         sese_build_livein_liveouts_use. Remove liveins.
2739         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2740         Call sese_build_liveouts_use.
2741         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2742         Call sese_build_liveouts_bb.
2743         (new_sese, free_sese): Remove liveins.
2744         (sese_add_exit_phis_var): Deleted.
2745         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2746         directly.
2747         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2748
2749         * sese.h (sese): Remove num_ver and livein.
2750         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2751
2752 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2753
2754         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2755
2756 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2757
2758         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2759         (build_scop_scattering): Do not use compare_prefix_loops any more.
2760         (nb_common_loops): New.
2761
2762 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2763
2764         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2765         (register_old_and_new_names): Renamed set_rename.
2766
2767 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2768
2769         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2770         of the decl from the previous commit.
2771
2772 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2773
2774         * graphite-scop-detection.c (dot_scop): New.
2775         * graphite-scop-detection.h (dot_scop): Declared.
2776
2777 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2778
2779         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2780
2781 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2782
2783         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2784         condition at the end of the loop.
2785         * graphite.c (graphite_initialize, graphite_finalize): Print to
2786         dump_file the compiled function.
2787         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2788         of create_empty_loop_on_edge.
2789         (translate_clast): Update the code generation of loops for the new
2790         shape of loops.
2791         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2792
2793 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2794
2795         Reverted the patch from 2009-03-19.
2796
2797 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2798
2799         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2800         poly_drs vector.
2801         (print_scop): Style.
2802         * graphite-poly.h (poly_bb): Add drs vector.
2803         (PBB_DRS): Add accessor.
2804         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2805         (build_access_matrix_with_af, build_access_matrix,
2806         build_scop_data_accesses): Delete.
2807         (build_poly_dr): New.
2808         (build_pbb_drs, build_scop_drs): New.
2809         (build_poly_scop): call build_scop_drs.
2810
2811 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2812
2813         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2814         once per basic block.
2815
2816 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2817
2818         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2819         (graphite_can_represent_expr): Renamed from loop_affine_expr
2820         and enhanced.
2821         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2822         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2823         (scopdet_basic_block_info): Actually define entry_block.
2824         (stmt_simple_memref_p): Moved here from ...
2825
2826         * tree-data-ref.c (stmt_simple_memref_p): here.
2827         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2828
2829 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2830
2831         * testsuite/gcc.dg/graphite/id-4.c: New.
2832
2833 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2834
2835         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2836         (register_old_and_new_names): Update the content of the map.
2837         When there was already a rename_map_elt in the map at that
2838         location, free it.
2839         (copy_bb_and_scalar_dependences): Do rename_variables after
2840         expand_scalar_variables.
2841         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2842         of the map.  When there was already a rename_map_elt in the
2843         map at that location, free it.
2844         (translate_clast): Pass the rename_map.  Do not initialize and free
2845         a rename_map per stmt_user.
2846         (gloog): Initialize and free one rename_map and pass it to
2847         translate_clast.
2848
2849 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2850
2851         * sese.c (expand_scalar_variables_stmt,
2852         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2853         parameter.
2854         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2855         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2856         the gimple_stmt_iterator of the statement to be expanded.
2857         * graphite-scop-detection.c (is_simple_operand): Do handle
2858         REALPART_EXPR.
2859
2860 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2861
2862         * graphite-scop-detection.c (is_simple_operand): Do not handle
2863         REALPART_EXPR.
2864         * testsuite/gcc.dg/graphite/id-2.c: New.
2865
2866         * graphite-sese-to-poly.c (build_bb_loops,
2867         add_value_to_dim, scan_tree_for_params_right_scev,
2868         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2869         find_params_in_bb, build_loop_iteration_domains,
2870         add_conditions_to_domain): Remove subtract.
2871
2872 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2873
2874         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2875         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2876         pbb_loop_at_index -> gbb_loop_at_index.
2877         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2878         (debug_loop_vec): Delete.
2879         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2880         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
2881         (PBB_LOOPS): Removed.
2882         (PBB_BLACK_BOX): Insert cast.
2883         (pbb_set_black_box): New setter.
2884         (pbb_loop_at_index, pbb_loop_index): Removed.
2885         (scop_set_region, scop_set_nb_params): New.
2886         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2887         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2888         (build_poly_scop): Use scop_set_nb_params.
2889         * sese.h (gimple_bb): Add LOOPS.
2890         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2891
2892 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2893
2894         Revert previous commit.
2895
2896 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2897
2898         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2899         (register_old_and_new_names): Update the content of the map.
2900         When there was already a rename_map_elt in the map at that
2901         location, free it.
2902         (copy_bb_and_scalar_dependences): Do rename_variables after
2903         expand_scalar_variables.
2904         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2905         of the map.  When there was already a rename_map_elt in the
2906         map at that location, free it.
2907         (translate_clast): Pass the rename_map.  Do not initialize and free
2908         a rename_map per stmt_user.
2909         (gloog): Initialize and free one rename_map and pass it to
2910         translate_clast.
2911
2912 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2913
2914         Remove forgotten line in revert.
2915
2916 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2917
2918         Revert previous commit.
2919
2920 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2921
2922         * sese.c (register_old_and_new_names): Update the content
2923         of the map.  When there was already a rename_map_elt in the
2924         map at that location, free it.
2925         (copy_bb_and_scalar_dependences): Do rename_variables after
2926         expand_scalar_variables.
2927         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2928         of the map.  When there was already a rename_map_elt in the
2929         map at that location, free it.
2930         (translate_clast): Pass the rename_map.  Do not initialize and free
2931         a rename_map per stmt_user.
2932         (gloog): Initialize and free one rename_map and pass it to
2933         translate_clast.
2934
2935 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2936
2937         * graphite-clast-to-gimple.c (translate_clast): context_loop
2938         is never NULL.
2939
2940 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2941             Sebastian Pop  <sebastian.pop@amd.com>
2942
2943         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2944         of the use of ppl_Polyhedron_map_space_dimensions.
2945
2946 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2947             Sebastian Pop  <sebastian.pop@amd.com>
2948
2949         * graphite-poly.c (unify_scattering_dimensions): Fix types.
2950         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2951         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2952         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2953         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2954         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2955         pbb_nb_params): New.
2956         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2957         nb_loops_around_pbb): Adapt return types.
2958
2959 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2960
2961         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2962         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2963         graphite-scop-detection.o, graphite-poly.o): Add
2964         more headers.
2965
2966 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
2967
2968         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2969         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2970         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2971
2972 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2973
2974         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2975         * testsuite/gcc.dg/graphite/pr37828.c: Same.
2976         * testsuite/gcc.dg/graphite/pr37684.c: Same.
2977         * testsuite/gcc.dg/graphite/block-0.c: Same.
2978         * testsuite/gcc.dg/graphite/block-1.c: Same.
2979         * testsuite/gcc.dg/graphite/block-2.c: Same.
2980         * testsuite/gcc.dg/graphite/block-3.c: Same.
2981         * testsuite/gcc.dg/graphite/block-4.c: Same.
2982         * testsuite/gcc.dg/graphite/block-5.c: Same.
2983         * testsuite/gcc.dg/graphite/block-6.c: Same.
2984         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2985         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2986         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2987         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2988         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2989         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2990         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2991         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2992         * opts.c: Remove -floop-block from -O2.
2993         * graphite-poly.c: Fail if -floop-block -floop-interchange or
2994         -floop-strip-mine are used.
2995
2996 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2997             Sebastian Pop  <sebastian.pop@amd.com>
2998
2999         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3000         dimensions.
3001         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3002         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3003         strip_mine_profitable_p, is_interchange_valid,
3004         graphite_trans_bb_block, graphite_trans_loop_block,
3005         graphite_trans_scop_block): Temporary removed.
3006         (extend_scattering, unify_scattering_dimensions): New.
3007         (print_scattering_function, graphite_read_transforms):
3008         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3009         (graphite_generate_scattering_fns): Removed.
3010         (apply_poly_transforms): Cleanup.
3011         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3012         (schedule_to_scattering): Moved.
3013         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3014         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3015         (pbb_nb_scattering): New.
3016         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3017         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3018         Removed.
3019         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3020         shift_poly.
3021         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3022         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3023         -> PBB_TRANSFORMED_SCATTERING.
3024         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3025         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3026         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3027         (check_poly_representation): Do not return bool.
3028         (graphite_transform_loops): Reformat.
3029         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3030
3031 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
3032
3033         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3034         debug_pbb_domain, debug_pbb, debug_scop): New.
3035         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3036         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3037
3038 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3039
3040         PR middle-end/39335
3041         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3042         when the type precision of the induction variable should be
3043         larger than the type precision of nit.
3044         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3045         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3046         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3047
3048         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3049         * testsuite/gcc.dg/graphite/pr39335.c: New.
3050
3051 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3052
3053         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3054         SSA_NAMES not struct reduction_info.
3055
3056 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3057
3058         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3059
3060 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3061             Tobias Grosser  <grosser@fim.uni-passau.de>
3062
3063         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3064         (free_sese): Free SESE_REDUCTION_LIST.
3065         * sese.h (struct sese): Add field reduction_list.
3066         (SESE_REDUCTION_LIST): New.
3067         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3068         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3069
3070 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3071             Tobias Grosser  <grosser@fim.uni-passau.de>
3072
3073         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3074         of loop_p.
3075
3076 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3077             Tobias Grosser  <grosser@fim.uni-passau.de>
3078
3079         * tree-parloops.c (struct brli, build_reduction_list_info,
3080         analyze_reduction_list, gather_scalar_reductions): New.
3081         (loop_parallel_p): Build a reduction list containing only
3082         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3083         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3084         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3085         * tree-flow.h (gather_scalar_reductions): Declared.
3086
3087 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3088
3089         PR middle-end/39308
3090         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3091         number_of_iterations_exit from a gcc_assert.
3092
3093 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3094             Jan Sjodin  <jan.sjodin@amd.com>
3095
3096         * output.h (graphite_out_file, graphite_in_file): Declared.
3097         * toplev.c (graphite_out_file, graphite_in_file): New.
3098         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3099         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3100         Don't call schedule_to_scattering.
3101         * common.opt (fgraphite-write, fgraphite-read): New.
3102         * graphite-poly.c: Include output.h.
3103         (print_scattering_function, print_scattering_functions,
3104         debug_scattering_function, debug_scattering_functions,
3105         graphite_write_transforms, graphite_read_transforms,
3106         graphite_generate_scattering_fns): New.
3107         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3108         Call graphite_generate_scattering_fns, graphite_write_transforms,
3109         graphite_read_transforms.
3110         (new_poly_bb): Initialize PBB_SCATTERING.
3111         (free_poly_bb): Free PBB_SCATTERING.
3112         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3113         * graphite-poly.h (struct poly_bb): Add field scattering.
3114         (PBB_SCATTERING): New.
3115         (print_scattering_function, print_scattering_functions,
3116         debug_scattering_function, debug_scattering_functions): Declared.
3117         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3118         GMP values, not integers!
3119         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3120         ppl_read_polyhedron_matrix): New.
3121         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3122         debug_ppl_polyhedron_matrix,
3123         ppl_read_polyhedron_matrix): Declared.
3124         * Makefile.in (graphite-poly.o): Depends on output.h.
3125
3126 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3127             Tobias Grosser  <grosser@fim.uni-passau.de>
3128
3129         Revert this change:
3130         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3131         scalar evolutions in the scop_entry->loop_father.
3132
3133 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3134             Tobias Grosser  <grosser@fim.uni-passau.de>
3135
3136         * graphite.h (ref_nb_loops): Remove declaration.
3137         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3138         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3139         debug_gbb): Moved to sese.h.
3140         * sese.h: As said.
3141
3142 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3143             Tobias Grosser  <grosser@fim.uni-passau.de>
3144
3145         * graphite-data-ref.[ch]: Disable.
3146
3147 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3148             Tobias Grosser  <grosser@fim.uni-passau.de>
3149
3150         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3151         scalar evolutions in the scop_entry->loop_father.
3152
3153 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3154
3155         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3156         (graphite_cannot_represent_loop_niter): Renamed
3157         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3158         (limit_scops): build_sese_loop_nests does not return a bool.
3159         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3160         * sese.c (nb_reductions_in_loop): ... from here.
3161         (graphite_loop_normal_form): ... from here.
3162         (sese_record_loop): Does not fail, so does not return a bool.
3163         (build_sese_loop_nests): Same.
3164         * sese.h (build_sese_loop_nests): Update declaration.
3165         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3166         (build_graphite_loop_normal_form): New.
3167         (gloog): Call build_graphite_loop_normal_form.
3168         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3169         build_sese_loop_nests.
3170
3171         * testsuite/gcc.dg/graphite/id-1.c: New.
3172
3173 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3174             Tobias Grosser  <grosser@fim.uni-passau.de>
3175
3176         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3177         The SCoP detection fix is sufficient.
3178
3179 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3180
3181         PR tree-optimization/39260
3182         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3183         the basic block contains a condition with a real type.
3184         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3185
3186         * gcc.dg/graphite/pr39260.c: New.
3187
3188 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3189
3190         * graphite-poly.c: Inlcude params.h.
3191         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3192         the size of a tile.
3193         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3194         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3195
3196 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3197             Tobias Grosser  <grosser@fim.uni-passau.de>
3198
3199         * graphite-scop-detection.c (dot_all_scops_1,
3200         dot_all_scops): Moved here.
3201         * graphite-scop-detection.h (dot_all_scops): Declared here.
3202         * graphite.c (graphite_initialize, graphite_finalize): New.
3203         (graphite_transform_loops): Cleaned up.
3204         * sese.c (debug_oldivs): Moved here.
3205         * graphite-poly.c (graphite_apply_transformations): Renamed
3206         apply_poly_transforms.
3207         (debug_loop_vec): Moved here.
3208         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3209         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3210         find_scop_parameters, build_scop_iteration_domain,
3211         add_conditions_to_constraints, build_scop_canonical_schedules,
3212         build_scop_data_accesses): Now static.
3213         (build_poly_scop, check_poly_representation): New.
3214
3215 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3216
3217         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3218         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3219         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3220         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3221         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3222         scan_tree_for_params, struct irp_data, dx_record_params,
3223         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3224         build_loop_iteration_domains, add_conditions_to_domain,
3225         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3226         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3227         build_sese_conditions, add_conditions_to_constraints,
3228         build_scop_iteration_domain, build_access_matrix_with_af,
3229         build_access_matrix,
3230         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3231
3232         * graphite-sese-to-poly.c: New.
3233         * graphite-sese-to-poly.h: New.
3234
3235         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3236
3237 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3238
3239         * graphite.c: Split graphite code generation to a new file.
3240         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3241         max_precision_type, clast_to_gcc_expression_red,
3242         clast_to_gcc_expression, gcc_type_for_clast_expr,
3243         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3244         graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3245         graphite_create_new_guard, clast_get_body_of_loop,
3246         gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3247         graphite_create_new_loop, build_iv_mapping, copy_renames,
3248         translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3249         compute_cloog_iv_types, free_scattering, save_var_name,
3250         initialize_cloog_names, build_scop_context, build_cloog_prog,
3251         set_cloog_options, debug_clast_stmt, scop_to_clast,
3252         print_generated_program, debug_generated_program,
3253         gloog): Moved to graphite-clast-to-gimple.c.
3254
3255         (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3256
3257         (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3258         loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3259         loop_iv_stack_pop, loop_iv_stack_get_iv,
3260         loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3261         free_loop_iv_stack, loop_iv_stack_remove_constants,
3262         debug_rename_elt, debug_rename_map_1, debug_rename_map,
3263         rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3264         debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3265         eq_ivtype_map_elts, sese_add_exit_phis_edge,
3266         sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3267         get_vdef_before_sese, sese_adjust_vphi,
3268         get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3269         oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3270         is_iv, expand_scalar_variables_ssa_name,
3271         expand_scalar_variables_expr, expand_scalar_variables_stmt,
3272         expand_scalar_variables, rename_variables, remove_condition,
3273         get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3274         add_loop_exit_phis, insert_loop_close_phis, struct igp,
3275         default_liveout_before_guard, add_guard_exit_phis,
3276         insert_guard_phis, register_old_and_new_names,
3277         graphite_copy_stmts_from_block, register_sese_liveout_renames,
3278         copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3279         if_region_set_false_region, create_if_region_on_edge,
3280         move_sese_in_condition): Moved to sese.c.
3281
3282         (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3283         if_region_exit, if_region_get_condition_block,
3284         struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3285         union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3286         iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3287         ivtype_map_elt, new_ivtype_map_elt,
3288         recompute_all_dominators): Moved to sese.h.
3289
3290         * graphite-clast-to-gimple.c: New.
3291         * graphite-clast-to-gimple.h: New.
3292         * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3293         * sese.c: Modified as said above.
3294         * sese.h: Same.
3295
3296 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3297
3298         * graphite.c: Split scop detection to a new file.
3299         (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3300         move_sd_regions, loop_affine_expr, exclude_component_ref,
3301         is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3302         graphite_cannot_represent_loop_niter, struct scopdet_info,
3303         scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3304         find_single_entry_edge, find_single_exit_edge,
3305         create_single_entry_edge, sd_region_without_exit,
3306         create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3307         create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3308         Moved to graphite-scop-detection.c.
3309
3310         * graphite-scop-detection.c: New.
3311         * graphite-scop-detection.h: New.
3312         * Makefile.in: Add new rule for graphite-scop-detection.o.
3313
3314         * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3315         tree-scalar-evolution.h.
3316         (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3317         build_sese_loop_nests): Moved here from graphite.c.
3318         (param_index): Renamed parameter_index_in_region.
3319
3320 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3321             Sebastian Pop  <sebastian.pop@amd.com>
3322
3323         * gcc.dg/graphite/block-0.c: Expected to fail now.
3324         * gcc.dg/graphite/block-1.c: Same.
3325         * gcc.dg/graphite/block-5.c: Same.
3326         * gcc.dg/graphite/block-6.c: Same.
3327
3328 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3329             Sebastian Pop  <sebastian.pop@amd.com>
3330
3331         * graphite.h: Separate from graphite_bb_p the polyhedral
3332         representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3333         (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3334         graphite-data-ref.h.
3335         (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3336         PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3337         pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3338         SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3339         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3340         scop_nb_params): Moved to graphite-poly.h.
3341         * graphite-data-ref.c: Same.
3342         * graphite-data-ref.h: New.
3343         * graphite.c: Same.
3344         (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3345         graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3346         is_interchange_valid, graphite_trans_bb_block,
3347         graphite_trans_loop_block, scop_max_loop_depth,
3348         graphite_trans_scop_block, graphite_apply_transformations,
3349         new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3350         graphite-poly.c.
3351         * graphite-poly.h: New.
3352         * graphite-poly.c: New.
3353         * Makefile.in (OBJS-common): Add graphite-poly.o.
3354         (graphite-poly.o): New rule.
3355         * tree-data-ref.h (struct data_reference): Remove unused scop field.
3356         (DR_SCOP): Removed.
3357
3358 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3359             Tobias Grosser  <grosser@fim.uni-passau.de>
3360
3361         * graphite.c: Replace gb -> gbb.
3362         * graphite.h: Same.
3363         * graphite-data-ref.c: Same.
3364
3365 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3366             Tobias Grosser  <grosser@fim.uni-passau.de>
3367
3368         * Makefile.in (OBJS-commmon): Add sese.o.
3369         (sese.o): New.
3370         (graphite.o): Add sese.h.
3371         * graphite.c (bb_in_ss_p, loop_in_sese_p,
3372         sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3373         sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3374         Move to sese.
3375         (block_before_scop): Add missing return.
3376         (new_scop, free_scop): Remove SESE data structures.
3377         (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3378         find_scop_parameters, build_loop_iteration_domains,
3379         add_conditions_to_domain, register_scop_liveout_renames,
3380         copy_bb_and_scalar_dependences): Scop -> SESE.