gcc/ChangeLog.graphite

   1 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
   4         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
   5         gsi_for_stmt.
   6
   7 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
   8
   9         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
  10         * graphite-interchange.c (pbb_do_interchange): Same.
  11         * graphite-poly.c (print_scattering_function): Same.
  12         (debug_pdrs): Same.
  13         * graphite-poly.h (pbb_loop): New.
  14         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
  15
  16 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
  17
  18         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
  19
  20 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
  21
  22         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
  23         so don't pass a pointer to it.
  24         (build_alias_set_for_drs): Same.
  25         (build_base_obj_set_for_drs): Same.
  26         (build_scop_drs): Same.
  27
  28 2009-09-26  Li Feng  <nemokingdom@gmail.com>
  29
  30         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
  31         the alias graph of data references.
  32
  33 2009-09-25  Li Feng  <nemokingdom@gmail.com>
  34
  35         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
  36         (build_scop_drs): When debugging, write the alias graph to file,
  37         otherwise, should be disabled.
  38
  39 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
  40
  41         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
  42         (is_simple_operand): Remove call to stmt_simple_memref_p.
  43         (stmt_simple_for_scop_p): Update call to is_simple_operand.
  44
  45 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
  46
  47         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
  48         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
  49         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
  50         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
  51         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
  52
  53 2009-09-17 Li Feng  <nemokingdom@gmail.com>
  54
  55         PR middle-end/41118
  56         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
  57         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
  58         (graphite_carried_dependence_level_k): Ditto.
  59         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
  60         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
  61         (new_poly_dr): Adjust declaration.
  62         * graphite-sese-to-poly.c (free_data_refs_aux): New.
  63         (free_gimple_bb): Added free_data_refs_aux.
  64         (build_poly_dr): Add dr_base_object_set.
  65         (partition_drs_to_sets): New.
  66         (dr_same_base_object_p): New.
  67         (build_alias_set_for_drs): New.
  68         (build_base_object_set_for_drs): New.
  69         (build_scop_drs): Add build_base_obj_set_for_drs.
  70         * graphite-sese-to-poly.h: Added #define for alias set number index and
  71         base object set index.
  72         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
  73         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
  74
  75 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
  76
  77         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
  78         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
  79
  80 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
  81
  82         * graphite-sese-to-poly.c (struct irp_data): Removed.
  83         (idx_record_params): Removed.
  84         (find_params_in_bb): Scan for parameters the access functions; don't
  85         parse the tree representation.
  86
  87 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
  88
  89         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
  90         passes at -O1 and below.
  91
  92 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
  93
  94         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
  95         tree-scalar-evolution.h, and then tree-data-ref.h.
  96         * graphite-clast-to-gimple.c: Same.
  97         * graphite-dependences.c: Same.
  98         * graphite-interchange.c: Same.
  99         * graphite-poly.c: Same.
 100         * graphite-scop-detection.c: Same.
 101         * graphite-sese-to-poly.c: Same.
 102         * graphite.c: Same.
 103         * lambda-code.c: Same.
 104         * matrix-reorg.c: Same.
 105         * tree-data-ref.c: Same.
 106         * tree-if-conv.c: Same.
 107         * tree-loop-distribu: Same.: Same.
 108         * tree-loop-linear.c: Same.
 109         * tree-parloops.c: Same.
 110         * tree-predcom.c: Same.
 111         * tree-vect-patterns.c: Same.
 112
 113 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
 114
 115         Partially revert the previous patch, except the following.
 116         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
 117         as parameters the operands of the not expression.
 118
 119 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 120
 121         * tree-scalar-evolution.c (instantiate_scev_assign): New.
 122         Do not call analyze_scalar_evolution on assignments.
 123         (instantiate_scev_phi): Call analyze_scalar_evolution.
 124         (instantiate_scev_name): Call instantiate_scev_assign and
 125         instantiate_scev_phi.
 126         (instantiate_scev_not): Adapted to pass as parameters the operands
 127         of the not expression.
 128
 129 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 130
 131         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
 132         to pass as parameters the operands of the binary expression.
 133
 134 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 135
 136         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
 137         instantiate_scev_not.  Handle NEGATE_EXPR.
 138         (instantiate_scev_r): Handle NEGATE_EXPR.
 139
 140 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 141
 142         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
 143         instantiate_scev_r.
 144         (instantiate_scev_r): Move code in instantiate_scev_2
 145         and instantiate_scev_1.
 146
 147 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 148
 149         * tree-scalar-evolution.c (instantiate_scev_3): New.
 150         (instantiate_scev_1): Move code in instantiate_scev_3.
 151
 152 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 153
 154         * tree-scalar-evolution.c (instantiate_scev_poly): New.
 155         (instantiate_scev_1): Move code in instantiate_scev_poly.
 156
 157 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 158
 159         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
 160         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
 161
 162 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 163
 164         * tree-scalar-evolution.c (instantiate_scev_convert): New.
 165         (instantiate_scev_1): Move code in instantiate_scev_convert.
 166
 167 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 168
 169         * tree-scalar-evolution.c (instantiate_scev_binary): New.
 170         (instantiate_scev_1): Move code in instantiate_scev_binary.
 171
 172 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
 173
 174         * tree-scalar-evolution.c (instantiate_scev_name): New.
 175         (instantiate_scev_1): Move code in instantiate_scev_name.
 176
 177 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
 178
 179         * Merge from mainline (150992:151171).
 180
 181 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 182
 183         * graphite-dependences.c (graphite_legal_transform_bb): Call
 184         pbb_remove_duplicate_pdrs.
 185         * graphite-poly.c (can_collapse_pdr): Removed.
 186         (pdr_find_duplicate): Removed.
 187         (can_collapse_pdrs): New.
 188         (pbb_remove_duplicate_pdrs): New.
 189         (new_poly_dr): Do not look for duplicates.
 190         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
 191         (PBB_PDR_DUPLICATES_REMOVED): New.
 192         (pbb_remove_duplicate_pdrs): Declared.
 193
 194 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 195
 196         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
 197         the strides by multiplying by PDR_NB_REFS.
 198         * graphite-poly.c (can_collapse_pdr): New.
 199         (pdr_find_duplicate): New.
 200         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
 201         Initialize PDR_NB_REFS.
 202         * graphite-poly.h (struct poly_dr): Add field nb_refs.
 203         (PDR_NB_REFS): New.
 204         (new_poly_dr): Number of subscripts is a graphite_dim_t.
 205
 206 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 207
 208         Revert one of the previous commits:
 209         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 210         the computation of symmetric data dependence relations.
 211         (dependency_between_pbbs_p): Same.
 212
 213 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 214
 215         PR middle-end/40965
 216         * graphite-poly.c (apply_poly_transforms): Remove legality test before
 217         any transform.
 218
 219 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 220
 221         * graphite-dependences.c (pddr_original_scattering): Return NULL
 222         for read-read dependence relations.
 223         * graphite-poly.h (enum poly_dr_type): Fix comment.
 224         (pdr_read_p): New.
 225         (pdr_write_p): New.
 226         (pdr_may_write_p): New.
 227
 228 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 229
 230         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
 231         (struct poly_dr): Same.
 232         (new_poly_dr): Same.
 233         * graphite-poly.c (new_poly_dr): Same.
 234
 235 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 236             Sebastian Pop  <sebastian.pop@amd.com>
 237
 238         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
 239         pbb_strip_mine_time_depth.  Changed the implementation so that
 240         transformation is expressed as a transformation on
 241         time (scatttering) dimensions.  Also, ensures that the 2d+1
 242         scheduling format is preserved.
 243         (pbb_strip_mine_profitable_p): Profitability is based on the
 244         iteration number of a given time (scattering) dimension,
 245         and not on a original loop depth dimension.
 246         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
 247         (pbb_do_strip_mine): Call psct_dynamic_dim.
 248         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
 249         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
 250         (pbb_nb_dynamic_scattering_transform): New.
 251         (psct_dynamic_dim): New.
 252
 253 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 254
 255         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 256         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
 257         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
 258         * graphite-interchange.c (build_linearized_memory_access): Same.
 259         (memory_stride_in_loop): Same.
 260
 261 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
 262
 263         * graphite-dependences.c (pddr_original_scattering): New.
 264         (graphite_legal_transform_dr): Call pddr_original_scattering.
 265         (dot_deps_1): New.
 266         (dot_deps): New.
 267         * graphite-dependences.h (dot_deps): Declared.
 268         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
 269         (print_pdr): Print PDR_ID.
 270         * graphite-poly.h (struct poly_dr): Add field id.
 271         (PDR_ID): New.
 272         (pbb_index): New.
 273         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
 274
 275 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
 276
 277         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
 278         not delete the original dependence relation.
 279
 280 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 281
 282         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
 283         the computation of symmetric data dependence relations.
 284         (dependency_between_pbbs_p): Same.
 285
 286 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 287
 288         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
 289         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
 290         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
 291         (free_poly_ddr): New.
 292         (pddr_is_empty): New.
 293         (dependence_polyhedron_1): Now returns a poly_ddr_p.
 294         (dependence_polyhedron): Same.  Remove useless gcc_assert.
 295         Remove fprintfs.
 296         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
 297         (graphite_carried_dependence_level_k): Call pddr_is_empty.
 298         * graphite-dependences.h (enum poly_dependence_kind): New.
 299         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
 300         (PDRP_SOURCE): Renamed PDDR_SOURCE.
 301         (PDRP_SINK): Renamed PDDR_SINK.
 302         (PDRP_DDP): Renamed PDDR_DDP.
 303         (PDDR_KIND): New.
 304         (free_poly_ddr): Declared.
 305         * graphite-poly.c (new_scop): Use the new hash function names.
 306         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
 307         into original_pddrs.
 308         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
 309
 310 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
 311
 312         * Merge from mainline (150764:150992).
 313
 314 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
 315
 316         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
 317         bounds with LT_EXPR to make niter analysis more precise on code
 318         generated by Graphite.
 319
 320 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
 321
 322         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
 323         (graphite_legal_transform_bb): Same.
 324         (poly_drs_may_alias_p): Same.
 325
 326 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
 327
 328         PR middle-end/40981
 329         * graphite-ppl.c (ppl_max_for_le): Correct the use of
 330         ppl_Pointset_Powerset_C_Polyhedron_maximize.
 331
 332 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 333
 334         * graphite-poly.c (print_pbb): Print PBB index.
 335
 336 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 337
 338         * Merge from mainline (r150672:150764).
 339
 340 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
 341
 342         * graphite-interchange.c (ppl_max_for_le): Moved...
 343         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
 344         * graphite-ppl.c (ppl_max_for_le): ... here.
 345         * graphite-ppl.h (ppl_max_for_le): Declared.
 346
 347 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
 348
 349         * Merge from mainline (r150372:150672).
 350
 351 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 352
 353         PR middle-end/40980
 354         * sese.c (convert_for_phi_arg): New.
 355         (add_guard_exit_phis): Use convert_for_phi_arg.
 356
 357         * testsuite/gfortran.dg/graphite/id-17.f: New.
 358
 359 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 360
 361         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
 362         unknown subscript upper bounds.
 363
 364         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
 365
 366 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 367             Pranav Garg  <pranav.garg2107@gmail.com>
 368
 369         * graphite-interchange.c (gather_access_strides): Removed.
 370         (ppl_max_for_le): New.
 371         (build_linearized_memory_access): New.
 372         (memory_stride_in_loop): New.
 373         (pbb_interchange_profitable_p): Reimplemented.
 374         * graphite-ppl.h (ppl_new_id_map): New.
 375         (ppl_interchange): New.
 376
 377         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
 378
 379 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 380
 381         * graphite-interchange.c (compute_subscript): Removed.
 382         (compute_array_size_cstr): Removed.
 383         (compute_array_size_poly): Removed.
 384         (compute_array_size): Removed.
 385         (gather_access_strides_poly): Removed.
 386         (gather_access_strides): Empty.
 387
 388 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 389
 390         * graphite-dependences.c (dependence_polyhedron_1): Replace
 391         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
 392         (graphite_legal_transform_dr): Same.
 393         (graphite_carried_dependence_level_k): Same.
 394         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
 395         Initialize PDR_NB_SUBSCRIPTS.
 396         (print_pdr_access_layout): Replace pdr_nb_subscripts with
 397         PDR_NB_SUBSCRIPTS.
 398         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
 399         (PDR_NB_SUBSCRIPTS): New.
 400         (pdr_nb_subscripts): Removed.
 401         (pdr_dim): Simplified.
 402         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
 403         with PDR_NB_SUBSCRIPTS.
 404
 405 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 406
 407         * graphite-interchange.c (compute_array_size): Remove use of
 408         PDR_DATA_CONTAINER.
 409         * graphite-poly.c (new_poly_dr): Remove argument data_container.
 410         Do not initialize PDR_DATA_CONTAINER.
 411         (print_pdr): Do not print PDR_DATA_CONTAINER.
 412         * graphite-poly.h (struct poly_dr): Remove data_container field.
 413         (PDR_DATA_CONTAINER): Removed.
 414         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
 415         PDR_DATA_CONTAINER.
 416         (build_poly_dr): Same.
 417
 418 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
 419
 420         * testsuite/gcc.dg/graphite/interchange-9.c: New.
 421
 422 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 423             Sebastian Pop  <sebastian.pop@amd.com>
 424
 425         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
 426         copy of the dependence polyhedron.  Free the temporary objects.
 427         (graphite_carried_dependence_level_k): Free unused objects before
 428         returning.
 429
 430         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
 431         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
 432         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
 433         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
 434         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
 435
 436 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
 437
 438         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
 439         Early return without analyzing the data dependences if no
 440         transform has been done.  Call restore_scattering if the transform
 441         is not legal.
 442         (graphite-interchange.c): Same.
 443         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
 444         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
 445         (apply_poly_transforms): Do not gcc_assert that
 446         the transform is legal.
 447         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
 448         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
 449         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
 450         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
 451         * graphite-poly.h (struct poly_scattering): New.
 452         (struct poly_bb): Add original, transformed, and saved fields.
 453         Remove transformed_scattering, original_scattering, nb_local_variables,
 454         and nb_scattering_transform fields.
 455         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
 456         (poly_scattering_new): New.
 457         (poly_scattering_free): New.
 458         (poly_scattering_copy): New.
 459         (store_scattering_pbb): New.
 460         (store_scattering): New.
 461         (restore_scattering_pbb): New.
 462         (restore_scattering): New.
 463         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
 464         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
 465
 466 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
 467
 468         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
 469         (print_scop): Same.
 470
 471 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
 472
 473         * Makefile.in (graphite.o): Depends on PREDICT_H.
 474         * graphite.c: Include predict.h.
 475         (graphite_finalize): Call tree_estimate_probability.
 476         * predict.c (predict_loops): Do not call scev_initialize and
 477         scev_finalize.
 478         (tree_estimate_probability_bb): New.
 479         (tree_estimate_probability): Do not initialize loops: move that
 480         code to the driver.  Call tree_estimate_probability_bb.
 481         (tree_estimate_probability_driver): New.
 482         (pass_profile): Use tree_estimate_probability_driver.
 483         * predict.h (tree_estimate_probability): Declared.
 484
 485 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
 486
 487         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
 488         * graphite-dependences.c (graphite_legal_transform): Add time to
 489         TV_GRAPHITE_DATA_DEPS.
 490         (dependency_between_pbbs_p): Same.
 491         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
 492
 493 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
 494
 495         * Merge from mainline (r149952:150372).
 496
 497 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 498
 499         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
 500         * graphite-blocking.c: Same.
 501         * graphite-clast-to-gimple.c: Same.
 502         * graphite-dependences.c: Same.
 503         * graphite-poly.c: Same.
 504         * graphite-poly.h: Same.
 505         * graphite-ppl.c: Same.
 506         * graphite-scop-detection.c: Same.
 507         * graphite-sese-to-poly.c: Same.
 508         * graphite.c: Same.
 509
 510 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 511
 512         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
 513         (remove_simple_copy_phi): New.
 514         (remove_invariant_phi): New.
 515         (simple_copy_phi_p): New.
 516         (reduction_phi_p): New.
 517         (gsi_for_ssa_name_def): New.
 518         (insert_out_of_ssa_copy): New.
 519         (insert_out_of_ssa_copy_on_edge): New.
 520         (create_zero_dim_array): New.
 521         (scalar_close_phi_node_p): New.
 522         (rewrite_close_phi_out_of_ssa): New.
 523         (rewrite_phi_out_of_ssa): New.
 524         (rewrite_reductions_out_of_ssa): New.
 525         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
 526
 527         * testsuite/gcc.dg/graphite/id-11.c: New.
 528         * testsuite/gcc.dg/graphite/id-15.c: New.
 529         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
 530         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
 531         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
 532         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
 533         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
 534         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
 535         * testsuite/gfortran.dg/graphite/id-13.f: New.
 536         * testsuite/gfortran.dg/graphite/id-5.f: New.
 537
 538 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 539
 540         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
 541         check that nb_reductions_in_loop is zero.
 542         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
 543         reduction phi nodes.
 544         (nb_reductions_in_loop): Removed.
 545         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
 546         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
 547         (bb_contains_non_iv_scalar_phi_nodes): Removed.
 548         (scop_contains_non_iv_scalar_phi_nodes): Removed.
 549         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
 550
 551 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 552
 553         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
 554         statements that have an empty iteration domain.
 555         * testsuite/gfortran.dg/graphite/id-16.f: New.
 556
 557 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 558
 559         * tree-scalar-evolution.c (instantiate_scev_1): Return
 560         chrec_dont_know when the result is not above instantiate_below.
 561         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
 562         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
 563         the tree has a known scalar evolution.
 564         * testsuite/gfortran.dg/graphite/id-14.f: New.
 565         * testsuite/gfortran.dg/graphite/id-15.f: New.
 566
 567 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 568
 569         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
 570         insert_gsi.
 571         (rename_variables): Keep inserting renames after the ones already
 572         inserted.
 573
 574 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 575
 576         * graphite-sese-to-poly.c (compare_bb_depths): New.
 577         (graphite_sort_dominated_info): New.
 578         (build_scop_bbs_1): Call graphite_sort_dominated_info.
 579         (build_scop_scattering): Fix comment.
 580
 581 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
 582
 583         * graphite.c (graphite_finalize): Call print_loops instead of
 584         dump_function_to_file.
 585         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
 586         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
 587         loops generated in the graphite output file.
 588         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
 589         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
 590         * testsuite/gfortran.dg/graphite/id-12.f: New.
 591
 592 2009-07-24  Li Feng  <nemokingdom@gmail.com>
 593
 594         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
 595         Remove 2 XFAIL.
 596
 597 2009-07-24  Li Feng  <nemokingdom@gmail.com>
 598             Tobias Grosser  <grosser@fim.uni-passau.de>
 599
 600         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
 601         alias set number build alias in ACCESSES polyhedron.
 602         (build_alias_set_for_drs): New.
 603         (build_pbb_drs): Added build_alias_set_for_drs.
 604         * graphite-dependences.c (poly_drs_may_alias_p): New.
 605         (graphite_carried_dependence_level_k): Check alias information
 606         before building polyhedron.
 607
 608 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
 609
 610         * Makefile.in (lambda-code.o): Fix formatting.
 611
 612 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
 613
 614         * Merge from mainline (r149350-149952)
 615
 616 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
 617
 618         * graphite-poly.c (apply_poly_transforms): Move strip_mine
 619         before interchange to prepare for loop blocking.
 620
 621 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
 622
 623         * graphite-poly.c (apply_poly_transforms): Add checks after every
 624         transformation.
 625         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
 626         done in apply_poly_transforms.
 627
 628 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 629
 630         * graphite-dependences.c (build_lexicographically_gt_constraint):
 631         Replace RES parameter with *RES.
 632         (dependence_polyhedron_1): Pass an address of the parameter RES
 633         instead of value of RES.
 634
 635 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 636
 637         * graphite.c (graphite_finalize): Fix comment.
 638         (graphite_transform_loops): Reset scev info after code generation
 639         of each scop.
 640
 641 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 642
 643         * graphite.c (graphite_finalize): Call scev_reset.
 644
 645 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 646
 647         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
 648         GBB_CLOOG_IV_TYPES hash table twice.
 649         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
 650         (add_condition_to_domain): Clear GMP values.
 651
 652 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 653
 654         * graphite-dependences.c: Fix formatting.
 655         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
 656         (pbb_number_of_iterations): Free ppl_Linear_Expression.
 657         * graphite-sese-to-poly.c: Fix formatting.
 658         * graphite.c (graphite_transform_loops): Create the hash table
 659         after the early return.
 660
 661 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 662
 663         * testsuite/gcc.dg/graphite/id-14.c: New.
 664         * testsuite/gcc.dg/graphite/pr40157.c: New.
 665         * testsuite/gfortran.dg/graphite/id-11.f: New.
 666
 667 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 668
 669         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
 670         (build_poly_scop): Return false when there are no pbbs within
 671         loops to avoid to pass to cloog scops with no loops.
 672
 673 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
 674
 675         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
 676         useless test "i % 2".
 677         (build_pbb_scattering_polyhedrons): Fix formatting.
 678         (build_poly_dr): Same.
 679         * graphite.c (graphite_transform_loops): Restructure.
 680
 681 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
 682
 683         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
 684         reduction_list parameter.
 685         (rewrite_all_phi_nodes_with_iv): Same.
 686         (canonicalize_loop_ivs): Same.
 687         * tree-parloops.c (struct brli): Removed.
 688         (build_reduction_list_info): Removed.
 689         (build_new_reduction): New.
 690         (analyze_reduction_list): Removed.
 691         (gather_scalar_reductions): Find reductions instead of phi
 692         nodes that can't be canonicalized.
 693         (try_create_reduction_list): Remove reduction_list parameter.
 694         (gen_parallel_loop): Same.
 695         (parallelize_loops): Remove analyze_reductions variable,
 696         initialization and free.
 697         Change reduction_list htab initialization to reduction_info
 698         elements instead of ssa names.
 699         Call try_create_reduction_list and gen_parallel_loop without
 700         analyzed_reduction argument.
 701         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
 702         canonicalize_loop_ivs with one less argument.
 703         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
 704
 705 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
 706
 707         * graphite-dependences.c (new_poly_dr_pair): New.
 708         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
 709         (new_poly_dr_pair): New.
 710         (eq_poly_dr_pair_p): New.
 711         (hash_poly_dr_pair_p): New.
 712         * graphite-dependences.h (struct poly_dr_pair): New.
 713         (eq_poly_dr_pair_p): Declared.
 714         (hash_poly_dr_pair_p): Declared.
 715         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
 716         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
 717         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
 718         * Makefile.in (graphite-poly.o): Add dependence on
 719         graphite-dependences.h.
 720
 721 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
 722
 723         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
 724         polynomials of degree > 1 pass to Graphite.
 725         * tree-chrec.c (scev_is_linear_expression): Call
 726         evolution_function_is_affine_multivariate_p.
 727         * testsuite/gfortran.dg/graphite/id-10.f90: New.
 728
 729 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
 730
 731         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
 732         Instantiate scevs varying in outer loops.
 733         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
 734
 735 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
 736
 737         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
 738         redundant constraint.
 739
 740 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
 741
 742         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
 743         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
 744         based on the file names as in the C testsuite.
 745         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
 746         * testsuite/gfortran.dg/graphite/block-2.f: Same.
 747         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
 748         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
 749         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
 750         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
 751         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
 752         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
 753         * testsuite/gfortran.dg/graphite/id-6.f: Same.
 754         * testsuite/gfortran.dg/graphite/id-9.f: Same.
 755         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
 756         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
 757         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
 758
 759 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
 760
 761         * sese.c (expand_scalar_variables_call): New.
 762         (expand_scalar_variables_ssa_name): Handle calls in expander.
 763
 764 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
 765
 766         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
 767         Expect to see the pattern twice.
 768         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
 769         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
 770         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
 771
 772 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
 773
 774         * testsuite/gcc.dg/graphite/id-10.c: New.
 775         * testsuite/gcc.dg/graphite/id-12.c: New.
 776         * testsuite/gfortran.dg/graphite/id-7.f: New.
 777         * testsuite/gfortran.dg/graphite/id-8.f: New.
 778
 779 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
 780
 781         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
 782         zero.
 783
 784 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
 785
 786         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
 787
 788 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
 789
 790         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
 791
 792 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
 793
 794         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
 795         building PDR subscripts.
 796
 797 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
 798
 799         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
 800         computation of array sizes.
 801
 802 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
 803
 804         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
 805
 806 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
 807
 808         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
 809         build_pairwise_constraint, dr_equality_constraints,
 810         build_pairwise_scheduling_equality,
 811         build_pairwise_scheduling_inequality, lexicographically_gt_p,
 812         build_lexicographically_gt_constraint, dependence_polyhedron,
 813         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
 814         Move from NNC_Polyhedron to C_Polyhedron.
 815         * graphite-interchange.c (compute_array_size_poly,
 816         gather_access_strides): Dito.
 817         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
 818         free_scop, pbb_number_of_iterations): Dito.
 819         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
 820         pbb_dim_iter_domain, struct scop): Dito.
 821         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
 822         new_Cloog_Domain_from_ppl_Polyhedron,
 823         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
 824         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
 825         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
 826         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
 827         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
 828         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
 829         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
 830         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
 831         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
 832         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
 833         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
 834         build_scop_iteration_domain, build_poly_dr): Dito
 835
 836 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 837
 838         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
 839         run-id-*.c files.
 840         * testsuite/gcc.dg/graphite/run-id-1.c: New.
 841
 842 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 843
 844         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
 845         positivity constraint on the symbolic number of iterations.
 846
 847 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 848
 849         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
 850
 851 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 852             Tobias Grosser  <grosser@fim.uni-passau.de>
 853
 854         * graphite-clast-to-gimple.c (build_scop_context): Removed.
 855         (build_cloog_prog): Directly use SCOP_CONTEXT.
 856         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
 857         (free_scop): Free SCOP_CONTEXT.
 858         (print_scop_context): New.
 859         (print_scop): Call print_scop_context.
 860         (debug_scop_context): New.
 861         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
 862         (struct scop): Added field context.
 863         (SCOP_CONTEXT): New.
 864         * graphite-sese-to-poly.c (add_param_constraints): New.
 865         (build_scop_context): New.
 866         (build_poly_scop): Call build_scop_context.
 867
 868 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 869
 870         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
 871         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
 872         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
 873         * graphite-ppl.h: Include double-int.h and tree.h.
 874         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
 875         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
 876         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
 877         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
 878
 879 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 880
 881         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
 882         POINTER_PLUS_EXPR for pointer types.
 883         (clast_to_gcc_expression): Same.
 884
 885 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
 886
 887         * graphite-poly.c (print_scattering_function): Early return when
 888         PBB_TRANSFORMED_SCATTERING is not initialized.
 889         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
 890
 891 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
 892
 893         * tree-parloops.c (analyze_reduction_list): Remove unused variable
 894         to fix bootstrap.
 895
 896 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
 897
 898         * tree-parloops.c (analyze_reduction_list): Change return
 899         value to void.
 900         (try_create_reduction_list): Move the call to
 901         analyze_reduction_list to the beginining.
 902         Call reduction_phi with analyzed_reductions as argument
 903         instead of reduction_list.
 904
 905 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
 906
 907         *  Merge from mainline (r148296:149346)
 908
 909 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
 910
 911         * graphite-scop-detection.c (graphite_can_represent_init): New.
 912         (graphite_can_represent_scev): Call graphite_can_represent_init:
 913         check that the initial value does not contain multiplications of
 914         parameters.
 915         (stmt_has_simple_data_refs_p): New.
 916         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
 917         (is_simple_operand): Fix formatting.
 918         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
 919
 920 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
 921
 922         * testsuite/gcc.dg/graphite/id-13.c: New.
 923         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
 924         analyze_scalar_evolution, use scalar_evolution_in_region.
 925         (scan_tree_for_params_right_scev): Add extra assert.
 926         (parameter_index_in_region_1): Split from parameter_index_in_region.
 927         (idx_record_params): Use scalar_evolution_in_region.
 928         (find_params_in_bb): Same.
 929         (find_scop_parameters): Same.
 930         (build_loop_iteration_domains): Same.
 931         (create_linear_expr_from_tree): Same.
 932         * sese.c (scalar_evolution_in_region): New.
 933         * sese.h (scalar_evolution_in_region): Declared.
 934         (defined_in_sese_p): New.
 935         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
 936         static anymore.
 937         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
 938         Declared.
 939
 940 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
 941
 942         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
 943         TREE_DATA_REF_H also implies SCEV_H.
 944
 945 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
 946
 947         * graphite-poly.c (print_scop_params): New.
 948         (print_scop): Call print_scop_params.
 949         (debug_scop_params): New.
 950         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
 951
 952 2009-07-07  Li Feng  <nemokingdom@gmail.com>
 953
 954         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
 955         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
 956         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
 957         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
 958         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
 959         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
 960
 961 2009-07-07  Li Feng  <nemokingdom@gmail.com>
 962
 963         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
 964         for dependency checking part.
 965         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
 966         tests for dependency checking.
 967         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
 968         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
 969         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
 970         flag -fdump-tree-graphite-all for autopar testsuites.
 971
 972 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
 973
 974         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
 975         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
 976         canonicalize_loop_ivs): Moved...
 977         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
 978
 979 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
 980
 981         * tree-parloops.c (try_create_reduction_list): Pass an extra
 982         argument analyzed_reductions.  Call analyze_reduction_list.
 983         (gen_parallel_loop): Do not call analyze_reduction_list.
 984         (parallelize_loops): Init and finalize analyzed_reductions.
 985
 986 2009-07-06  Li Feng  <nemokingdom@gmail.com>
 987
 988         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
 989         Added flag -fno-loop-strip-mine for autopar testcase.
 990
 991 2009-07-04  Li Feng  <nemokingdom@gmail.com>
 992
 993         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
 994         transformed scattering dimension instead of unmatch orignal when
 995         calling dependence_polyhedron.
 996
 997 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
 998
 999         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1000
1001 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1002
1003         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1004         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1005
1006 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1007
1008         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1009         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1010         * graphite-poly.c (pbb_number_of_iterations): New.
1011         * graphite-poly.h (pbb_number_of_iterations): Declared.
1012         (pbb_iterator_dim, pbb_parameter_dim): New.
1013
1014 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1015
1016         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1017         last commit on type of lower and upper bound of loops.
1018
1019 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1020
1021         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1022         graphite-dependences.h.
1023         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1024         (mark_bb_with_pbb): New.
1025         (get_stmtfor_depth): New.
1026         (find_pbb_via_hash): New.
1027         (dependency_in_loop_p): New.
1028         (mark_loops_parallel): New.
1029         (free_aux_in_new_loops): New.
1030         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1031         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1032         innermost loop parallel without checking.
1033         (gloog): Add parameter BB_PBB_MAPPING.
1034         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1035         (gloog): Change declaration.
1036         (mark_loop_parallel): Make extern.
1037         (free_aux_in_new_loops): Declare.
1038         (bb_pbb_map_hash): New.
1039         (eq_bb_pbb_map): New.
1040         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1041         auto parallelization when flag_graphite_force_parallel is set.
1042         (graphite_finalize): Added free_aux_in_new_loops.
1043         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1044         the innermost loop that marked parallel.  Use
1045         flag_graphite_force_parallel instead of loop->can_be_parallel.
1046         (loop_parallel_p): Move inner most checking out of function.
1047
1048 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1049
1050         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1051         type of lower and upper bound of loops signed long int.
1052
1053 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1054
1055         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1056         expression outside the loop.
1057
1058 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1059
1060         * gcc.dg/graphite/interchange-8.c: New.
1061
1062 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1063
1064         * gcc.dg/graphite/interchange-0.c: XFailed.
1065         * gcc.dg/graphite/interchange-5.c: XFailed.
1066         * gcc.dg/graphite/interchange-6.c: XFailed.
1067
1068 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1069
1070         * graphite-interchange.c (compute_array_size_poly): The end of the
1071         recursion should return 1.
1072
1073 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1074
1075         * graphite-interchange.c (compute_array_size_cstr): Allow the
1076         subscript multiplier to be -1.
1077         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1078         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1079         data_container.  Initializes PDR_DATA_CONTAINER.
1080         (print_pdr_access_layout): New.
1081         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1082         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1083         data_container.
1084         (PDR_DATA_CONTAINER): New.
1085         (new_poly_dr): Update declaration.
1086         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1087         (build_poly_dr): Call pdr_add_data_dimensions.
1088
1089 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1090
1091         * graphite-poly.h (struct poly_dr): Fix comment.
1092         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1093         (pdr_add_memory_accesses): New.
1094         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1095
1096 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1097
1098         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1099         (print_pbb): Add call to print_pdrs.
1100         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1101
1102 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1103             Li Feng <nemokingdom@gmail.com>
1104
1105         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1106         (dependency_between_pbbs_p): New.
1107         (lexicographically_gt_p): Assure !empty_p before polyhedron
1108         intersection assign.
1109         (build_lexicographically_gt_constraint): Correct lexicographically
1110         judging.
1111         * graphite-dependences.h: New.
1112         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1113
1114 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1115
1116         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1117         (gloog): Print to dump_file the generated clast.
1118         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1119         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1120
1121 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1122
1123         * graphite-poly.c (extend_scattering): Increment
1124         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1125
1126 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1127
1128         * graphite-interchange.c (compute_array_size_poly): Added exit of
1129         recursion condition.  Continue iterating even after the first equality.
1130         (compute_array_size): Same.
1131
1132 2009-06-24  Li Feng  <nemokingdom@gmail.com>
1133
1134         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1135         -fdump-tree-final_cleanup to -fdump-tree-optimized.
1136         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1137         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1138         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1139
1140 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1141
1142         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1143         only when the use verifies is_gimple_reg.
1144
1145 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1146
1147         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1148         Allocate scaldims after call to unify_scattering_dimensions.
1149
1150 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1151
1152         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1153
1154 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1155             Albert Cohen  <albert.cohen@inria.fr>
1156
1157         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1158         variables for the strip mining.
1159
1160 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1161             Pranav Garg  <pranav.garg2107@gmail.com>
1162
1163         * Makefile.in (OBJS-common): Added graphite-blocking.o.
1164         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1165         (graphite-blocking.o): New rule.
1166         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1167         * graphite-blocking.c: New.
1168         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1169         flag_loop_strip_mine.
1170         (psct_scattering_dim_for_loop_depth): New.
1171         * graphite-poly.h (scop_do_strip_mine): Declared.
1172         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1173         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1174         flag_loop_strip_mine.
1175
1176 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1177
1178         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1179         a GMP value and a PPL coefficient at each iteration of a loop.
1180
1181 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1182
1183         * graphite-dependences.c (dependence_polyhedron): Do not use
1184         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
1185         pbb_nb_scattering_transform.
1186         (graphite_legal_transform_dr): Same.
1187         * graphite-poly.c (extend_scattering): Same.
1188         (unify_scattering_dimensions): Same.
1189         (print_scattering_function): Same.
1190         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1191         PBB_NB_LOCAL_VARIABLES.
1192         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1193         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1194         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1195         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1196         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1197         (pbb_nb_scattering_transform): New.
1198         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1199         (psco_scattering_dim): Add assert on parameters.
1200         (psct_scattering_dim): Same.
1201         (psct_scattering_dim_for_loop_depth): Declared.
1202         (psct_local_var_dim): New.
1203         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1204         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
1205         correct layout, call pbb_nb_local_vars.
1206         (psct_add_local_variable, psct_add_scattering_dimension): New.
1207         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1208         Initialize PBB_NB_SCATTERING_TRANSFORM.
1209
1210 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1211
1212         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1213         (set_coef): Renamed ppl_set_coef.
1214         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1215
1216 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1217
1218         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1219         test a boolean against 1.
1220         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1221         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1222         (pbb_do_interchange): Returns true when a transform has been performed.
1223         (scop_do_interchange): Same.
1224         * graphite-poly.c (apply_poly_transforms): Use the return value of
1225         scop_do_interchange.
1226         * graphite-poly.h (scop_do_interchange): Update declaration.
1227
1228 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
1229
1230         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1231         after last use.
1232         * sese.c (sese_reset_aux_in_loops): New.
1233         * sese.h (sese_reset_aux_in_loops): New.
1234
1235 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1236
1237         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1238         multiplier and multiply the constant by the multiplier.
1239         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1240         (build_poly_dr): Do not use the multiplier to define the subscript.
1241
1242 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1243
1244         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1245         compiler's data reference.  Initialize PDR_CDR.
1246         (print_pdr): Call dump_data_reference.
1247         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1248         Add compiler_dr field.
1249         (PDR_BB): Renamed PDR_PBB.
1250         (PDR_CDR): New.
1251         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1252         GCC's data reference representation.
1253         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1254         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1255
1256 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1257
1258         * graphite-poly.c (print_scattering_function): Also print the layout.
1259         * graphite-poly.h (pbb_nb_local_vars): New.
1260
1261 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1262
1263         * graphite-poly.c (print_pbb_domain): Also print the layout names.
1264
1265 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1266
1267         * graphite-poly.c (print_pdr, debug_pdr): New.
1268         * graphite-poly.h (print_pdr, debug_pdr): Declared.
1269         (PDR_BASE): Removed.
1270
1271 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1272
1273         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1274         ltrans-{1..6,8}.c.
1275
1276 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1277
1278         * graphite-interchange.c (compute_subscript): Allow also -1 in the
1279         subscript identification column.
1280         (pbb_do_interchange): Print to dump_file that some loops "will be
1281         interchanged".  Rely on that chain of characters in the testcases.
1282         * gcc.dg/graphite/interchange-0.c: New.
1283         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1284         interchange-*.c files and compile them with -floop-interchange.
1285
1286 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
1287
1288         * graphite-interchange.c (interchange_profitable_p): Renamed
1289         pbb_interchange_profitable_p.
1290
1291 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1292             Harsha Jagasia  <harsha.jagasia@amd.com>
1293             Pranav Garg  <pranav.garg2107@gmail.com>
1294
1295         * graphite-interchange.c (interchange_profitable_p): Make static.
1296         (pbb_interchange_loop_depths, pbb_do_interchange,
1297         scop_do_interchange): New.
1298         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1299         for flag_loop_interchange.
1300         * graphite-poly.h (scop_do_interchange): Declared.
1301         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1302         flag_loop_interchange is used.
1303
1304 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1305
1306         * graphite-dependences.c (dependence_polyhedron): Update use of
1307         pbb_nb_scattering_dims.
1308         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1309         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1310         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1311         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1312
1313 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1314
1315         * graphite.c: Cleanup foo.
1316
1317 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1318
1319         * Merge from mainline (r143684:148293).
1320         * Disabled libpcp until it gets fixed.
1321
1322 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
1323             Harsha Jagasia  <harsha.jagasia@amd.com>
1324
1325         * graphite-interchange.c: New.
1326         * Makefile.in (graphite-interchange.o): New.
1327         * graphite-poly.h (interchange_profitable_p): Declared.
1328         * graphite-ppl.h (value_max): New.
1329
1330 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
1331
1332         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1333         * graphite-poly.h: Fix some comments.
1334         (pdr_dim): New.
1335         (pdr_scop): New.
1336
1337 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
1338
1339         * graphite-poly.h
1340         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1341         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1342         (pdr_accessp_nb_params): Renamed pdr_nb_params.
1343         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1344         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1345         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1346         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1347         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1348         * graphite-clast-to-gimple.c: Same.
1349         * graphite-dependences.c: Same.
1350         * graphite-poly.c: Same.
1351         * graphite-sese-to-poly.c: Same.
1352
1353 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
1354
1355         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1356         expressions for an IV rename, as returned by clast_to_gcc_expression.
1357         (copy_renames): Rename new_name to expr.
1358         * sese.c (debug_rename_elt): Same.
1359         (get_rename): Same.
1360         (set_rename): Same.
1361         (sese_adjust_liveout_phis): Call force_gimple_operand before using
1362         the information from the rename map.
1363         (rename_variables_in_stmt): Same.
1364         (add_loop_exit_phis): Rename new_name to expr.
1365         (insert_loop_close_phis): Same.
1366         (add_guard_exit_phis): Same.  Call force_gimple_operand.
1367         * sese.h (struct rename_map_elt): Rename new_name to expr.
1368         (new_rename_map_elt): Same.
1369
1370 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
1371
1372         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1373         * sese.c (set_rename): Make it extern.
1374         * sese.h (set_rename): Declared.
1375
1376 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
1377
1378         * graphite-poly.c (extend_scattering): Free values.
1379         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1380         Free iterators.
1381         (ppl_print_powerset_matrix): Same.
1382         * graphite-scop-detection.c (free_scops_1): New.
1383         (limit_scops): Call free_scops_1.
1384         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1385         (build_poly_dr): Free PPL coefficients.
1386         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1387
1388 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
1389
1390         * graphite-dependences.c: New.
1391         * graphite-data-ref.c: Removed.
1392         * graphite-data-ref.h: Removed.
1393         * Makefile.in (graphite-data-ref.o): Removed.
1394         (graphite-dependences.o): Added.
1395         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1396         * graphite-poly.c: Same.
1397         Move the data dependence testing to graphite-dependences.c.
1398
1399 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
1400
1401         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1402         from graphite_cannot_represent_loop. Code refactored.
1403         (scopdet_basic_block_info): Call graphite_can_represent_loop.
1404
1405 2009-05-17  Li Feng  <nemokingdom@gmail.com>
1406
1407         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1408         Cover all the testcases (not only the filtered ones).
1409
1410 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
1411
1412         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1413         unnecessary check. Update comments. Move check for REAL_TYPE here.
1414         (harmful_stmt_in_bb): Remove checks for conditions. This is already
1415         done in (stmt_simple_for_scop_p).
1416
1417 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
1418
1419         * graphite.c (print_global_statistics): New.
1420         (print_graphite_scop_statistic): New.
1421         (print_graphite_statistics): New.
1422         (graphite_initialize, graphite_transform_loops): Print statistics.
1423         * graphite-scop-detection (build_scops): Print statistics.
1424         (print_graphite_scop_statistics): New.
1425         (print_graphite_statistics): New.
1426
1427 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1428
1429         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1430         (debug_clast_name_index): Removed.
1431         (debug_clast_name_indexes_1): Removed.
1432         (debug_clast_name_indexes): Removed.
1433         (clast_name_index_elt_info): Removed.
1434         (eq_clast_name_indexes): Removed.
1435         (clast_name_to_index): Removed.
1436         (new_clast_name_index): Removed.
1437         (save_clast_name_index): Removed.
1438         (save_var_name): Moved...
1439         (init_sese_params_index): Removed.
1440         (clast_name_to_gcc): Remove use of name_tree.
1441         (initialize_cloog_names): Same.
1442         (gloog): Do not call init_sese_params_index.
1443         * graphite-sese-to-poly.c (save_var_name): ...here.
1444         (parameter_index_in_region): New.
1445         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1446         (parameter_index_in_region): Removed.
1447         (is_parameter): Remove use of name_tree.
1448         * sese.h (struct name_tree): Removed.
1449         (struct sese): Remove use of name_tree.  New field params_names.
1450         (SESE_PARAMS_NAMES): New.
1451         (SESE_PARAMS): Remove duplicate.
1452         (parameter_index_in_region): Removed.
1453         (sese_nb_params): Remove use of name_tree.
1454         (struct clast_name_index): New.
1455         (new_clast_name_index): New.
1456         (clast_name_to_index): New.
1457         (save_clast_name_index): New.
1458         (debug_clast_name_index): New.
1459         (debug_clast_name_indexes_1): New.
1460         (debug_clast_name_indexes): New.
1461         (clast_name_index_elt_info): New.
1462         (eq_clast_name_indexes): New.
1463
1464 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1465
1466         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1467         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
1468         (graphite_loop_normal_form): Do not pass region.  Do not
1469         initialize SESE_OLDIVS.
1470         (build_graphite_loop_normal_form): Update call to
1471         graphite_loop_normal_form.
1472         * sese.c (debug_oldivs): Removed.
1473         (new_sese): Do not initialize SESE_OLDIVS.
1474         (free_sese): Do not free SESE_OLDIVS.
1475         (oldiv_for_loop): Removed.
1476         * sese.h (struct sese): Remove old_ivs.
1477         (SESE_OLDIVS): Removed.
1478         (oldiv_for_loop): Removed.
1479
1480 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1481
1482         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1483         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
1484         replaced by a call to newivs_to_depth_to_newiv.
1485         (clast_to_gcc_expression): Pass newivs, remove ivstack.
1486         (clast_to_gcc_expression_red): Same.
1487         (gcc_type_for_clast_expr): Same.
1488         (gcc_type_for_clast_eq): Same.
1489         (graphite_translate_clast_equation): Same.
1490         (graphite_create_guard_cond_expr): Same.
1491         (graphite_create_new_guard): Same.
1492         (graphite_create_new_loop): Same.
1493         (build_iv_mapping): Same.
1494         (translate_clast): Same.
1495         (gloog): Same.
1496         (loop_iv_stack_patch_for_consts): Removed.  *
1497         sese.c (iv_stack_entry_is_constant): Removed.
1498         (iv_stack_entry_is_iv): Removed.
1499         (loop_iv_stack_push_iv): Removed.
1500         (loop_iv_stack_insert_constant): Removed.
1501         (loop_iv_stack_pop): Removed.
1502         (loop_iv_stack_get_iv): Removed.
1503         (loop_iv_stack_get_iv_from_name): Removed.
1504         (debug_loop_iv_stack): Removed.
1505         (free_loop_iv_stack): Removed.
1506         (loop_iv_stack_remove_constants): Removed.  *
1507         sese.h (iv_stack_entry_kind): Removed.
1508         (iv_stack_entry_data_union): Removed.
1509         (iv_stack_entry_struct): Removed.
1510         (iv_stack_entry_p): Removed.
1511         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1512         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1513         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1514         loop_iv_stack_pop, free_loop_iv_stack): Removed.
1515         (gbb_loop_at_index): Fix indenting.
1516         (gbb_loop_index): Removed.
1517
1518 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1519
1520         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1521         Call clast_name_to_index.
1522
1523 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1524
1525         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1526         do not pass params.  Get params from SESE_PARAMS.
1527         (clast_to_gcc_expression): Same.
1528         (clast_to_gcc_expression_red): Same.
1529         (gcc_type_for_clast_eq): Same.
1530         (graphite_translate_clast_equation): Same.
1531         (graphite_create_new_loop): Same.
1532         * sese.c (rename_variables_in_stmt): Fix comment.
1533
1534 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1535
1536         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1537         newivs_index.
1538         Call save_clast_name_index.
1539         (translate_clast): Pass newivs_index.
1540         (gloog): Create and free newivs_index.
1541
1542 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1543
1544         * graphite-clast-to-gimple.c (clast_name_index): New structure.
1545         (clast_name_index_p): New type.
1546         (debug_clast_name_index): New.
1547         (debug_clast_name_indexes_1): New.
1548         (debug_clast_name_indexes): New.
1549         (clast_name_index_elt_info): New.
1550         (eq_clast_name_indexes): New.
1551         (clast_name_to_index): New.
1552         (new_clast_name_index): New.
1553         (save_clast_name_index): New.
1554         (init_sese_params_index): New.
1555         (gloog): Call init_sese_params_index.
1556         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1557         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1558         (free_sese): Free SESE_PARAMS_INDEX.
1559         * sese.h (struct sese): Add params_index.
1560         (SESE_PARAMS_INDEX): New.
1561
1562 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1563
1564         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1565         (graphite_create_new_loop): Pass the newivs vector.  Push the
1566         newly created IV to newivs.
1567         (translate_clast): Pass the newivs vector.
1568         (gloog): Create and destroy the newivs vector.
1569
1570 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
1571
1572         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1573         (graphite_loop_normal_form): Initialize loop->aux with the unique
1574         IV that has been created.
1575
1576 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
1577
1578         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1579         scev with parameters in the base part. They where forbidden
1580         exidently.
1581
1582 2009-05-11  Li Feng  <nemokingdom@gmail.com>
1583
1584         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1585         compile options by file names.
1586         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1587         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1588         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1589         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1590
1591 2009-05-08  Li Feng <nemokingdom@gmail.com>
1592
1593         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1594         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1595         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1596         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1597
1598 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
1599
1600         * graphite-scop-detection (build_scops_1): Fix little bug introduced
1601         by final cleanup.
1602
1603 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
1604
1605         * graphite-scop-detection.c (graphite_can_represent_scev): Only
1606         allow integer constant strides.
1607         (graphite_can_represent_expr): Depend on outermost_loop.
1608         (stmt_simple_memref_p, graphite_cannot_represent_loop,
1609         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1610         build_scops_1): Same.
1611         (scopdet_basic_block_info): Same and insert layered SCoP
1612         detection.
1613         (try_generate_gimple_bb): Cleanup.
1614         (build_scops): Enable data references.
1615
1616         * testsuite/gcc.dg/graphite/id-5.c: New.
1617         * testsuite/gcc.dg/graphite/id-9.c: New.
1618         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1619         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1620
1621 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
1622
1623         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1624         that we have not yet built for this SCoP.
1625
1626 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
1627
1628         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1629         for complex numbers.
1630
1631 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
1632
1633         * graphite-ppl.c: Fix build if cloog is not available.
1634
1635 2009-05-04  Li Feng  <nemokingdom@gmail.com>
1636
1637         * tree-parloops.c (loop_parallel_p): Remove construction of
1638         NITER and REDUCTION_LIST.
1639         (try_get_loop_niter): New.
1640         (try_create_reduction_list): New.
1641         (parallelize_loops): Bypass the failed checkings in autopar
1642         when can_be_parallel in loop structure is set to true.
1643
1644 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
1645
1646         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
1647         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
1648
1649 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
1650
1651         * graphite-scop-detection.c (stmt_simple_for_scop_p):
1652         Enable EQ_EXPR and NE_EXPR again.
1653
1654 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
1655
1656         * graphite-scop-detection.c (graphite_can_represent_scev):
1657         Add check if scev is affine multivariate.
1658         (harmful_stmt_in_bb): Check if we can represent the conditions.
1659         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
1660         harmful_stmt_in_bb.
1661         * testsuite/gcc.dg/graphite/id-7.c: New.
1662
1663 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
1664
1665         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
1666         Check all bbs in region, not only the bbs that are represented in
1667         GRAPHITE.
1668         (build_poly_scop): Add newline.
1669         * testsuite/gcc.dg/graphite/id-8.c: New.
1670
1671 2009-04-30  Li Feng  <nemokingdom@gmail.com>
1672
1673         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
1674         when loop initialize.
1675         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
1676         * common.opt: Declare flag_graphite_force_parallel.
1677         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
1678         loop parallel.
1679         * graphite-poly.c (apply_poly_transforms): Introduce
1680         flag_graphite_force_parallel.
1681         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
1682         * toplev.c (process_options): ditto and replace a not correctly
1683         encoded space.
1684
1685 2009-04-30  Li Feng  <nemokingdom@gmail.com>
1686
1687         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
1688         Change the call of gbb_loop_at_index and/or gbb_loop_index due
1689         to the redefinition.
1690         (compute_cloog_iv_types_1): ditto.
1691         (build_iv_mapping): ditto.
1692         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
1693         initialization.
1694         (free_gimple_bb): Removed GBB_LOOPS related free part.
1695         (build_bb_loops): Removed.
1696         * sese.h (struct gimple_bb): Removed loops.
1697         (GBB_LOOPS): Removed.
1698         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
1699         (gbb_loop_index): ditto.
1700
1701 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1702
1703         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
1704         allow non constant strides.
1705         * testsuite/gcc.dg/graphite/scop-20.c: New.
1706
1707 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1708
1709         * graphite-scop-detection.c (dot_all_scops): Fix system call
1710         return value warning.
1711         (dot_scop): Same.
1712
1713 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1714
1715         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
1716         * testsuite/gcc.dg/graphite/scop-3.c: Same.
1717
1718 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1719
1720         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
1721         build_pairwise_constraint, dr_equality_constraints,
1722         build_pairwise_scheduling_equality,
1723         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1724         build_lexicographically_gt_constraint, dependence_polyhedron,
1725         graphite_legal_transform_dr, graphite_legal_transform_bb,
1726         graphite_legal_transform): New.
1727         * graphite-poly.h (graphite_legal_transform): Declared.
1728         * graphite-sese-to-poly.c (build_poly_scop): Call to
1729         graphite_legal_transform is disabled for the moment.
1730
1731 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1732
1733         * graphite-poly.h (pbb_nb_scattering_dims): New.
1734         (pbb_nb_scattering): Use it.
1735
1736 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1737
1738         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
1739         Pointset_Powerset version of ppl_insert_dimensions.
1740         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
1741
1742 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1743
1744         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
1745
1746 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1747
1748         * graphite-poly.h: Fix comment.
1749
1750 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
1751
1752         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
1753
1754 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1755
1756         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
1757         statements.
1758
1759 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1760
1761         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
1762         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
1763         conditions.
1764
1765 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
1766
1767         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
1768         handle EQ_EXPR and NE_EXPR.
1769
1770 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
1771
1772         * graphite-poly.h (poly_dr): Fix comment.
1773
1774 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
1775             Tobias Grosser  <grosser@fim.uni-passau.de>
1776
1777         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
1778         with a zero dimension polyhedron.
1779         (find_scop_parameters): Move the call to scop_set_nb_params here.
1780         (build_loop_iteration_domains): Store in loop->aux the iteration
1781         domain polyhedron.
1782         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
1783         by any loop in scop.
1784         (build_poly_scop): Do not call scop_set_nb_params.
1785
1786 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
1787             Tobias Grosser  <grosser@fim.uni-passau.de>
1788
1789         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
1790         add_condition_to_domain not GT_EXPR.
1791
1792 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
1793
1794         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
1795         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
1796         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
1797         upper_bound_assign to calculate unions.
1798         * testsuite/gcc.dg/graphite/id-6.c: New.
1799
1800 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
1801
1802         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
1803         handle abnormal edges.
1804
1805 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
1806
1807         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
1808         (free_poly_bb): Also free poly_drs.
1809         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
1810         (poly_dr): Polyhedron to Pointset_Powerset.
1811         (pdr_accessp_nb_subscripts): Same.
1812         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
1813         poly_drs.
1814
1815 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1816
1817         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
1818         names into more meaningful names.
1819
1820 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1821
1822         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
1823         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
1824
1825 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1826
1827         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
1828         the reduction_list.
1829         * tree-parloops.c (rewrite_phi_with_iv): New.
1830         (rewrite_all_phi_nodes_with_iv): New.
1831         (canonicalize_loop_ivs): Call them.
1832
1833 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1834
1835         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
1836         graphite_find_data_references_in_stmt.
1837         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1838         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1839
1840 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1841
1842         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
1843
1844 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1845
1846         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
1847         instead of bb_in_region.
1848         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
1849         (build_sese_conditions): Use flag_bb_in_sese.
1850         * sese.c (register_bb_in_sese): Removed.
1851         (new_sese): Remove initialization of SESE_REGION_BBS.
1852         (free_sese): Do not free SESE_REGION_BBS.
1853         * sese.h (struct sese): Remove field region_basic_blocks.
1854         (SESE_REGION_BBS): Removed.
1855         (bb_in_sese_p): Implement in function of bb_in_region.
1856
1857 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1858
1859         * graphite-scop-detection.c (limit_scops): Deal only with single exit
1860         loops.
1861
1862 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1863
1864         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
1865         and EQ_EXPR.
1866         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
1867         (add_condition_to_domain): New.
1868         (add_condition_to_pbb): New.
1869         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
1870         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
1871
1872 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1873
1874         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
1875         ppl_Pointset_Powerset.
1876         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
1877         * graphite-poly.h (poly_bb): poly_bb.domain Same.
1878         (pbb_nb_loops): Same.
1879         * graphite-sese-to-poly.c (build_loop_iteration_domains,
1880         add_conditions_to_domain): Same.
1881         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
1882         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
1883         ppl_const_Polyhedron_t.
1884         (ppl_print_powerset_matrix): New.
1885         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
1886         ppl_print_powerset_matrix): New.
1887         (ppl_print_polyhedron_matrix): Updated.
1888
1889 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1890
1891         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
1892
1893 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1894
1895         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
1896         (print_iteration_domains, debug_iteration_domain,
1897         debug_iteration_domains): New.
1898         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
1899         debug_iteration_domains): Declared.
1900         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
1901         indenting.
1902
1903 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
1904             Sebastian Pop  <sebastian.pop@amd.com>
1905
1906         * graphite-poly.h (print_iteration_domain): New.
1907         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
1908         (build_sese_conditions_1, build_sese_conditions_after,
1909         build_sese_conditions_before): New.
1910         (build_sese_conditions): Rewritten.
1911
1912 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
1913             Tobias Grosser  <grosser@fim.uni-passau.de>
1914
1915         Cleanup of code generation liveouts.
1916         * graphite-clast-to-gimple.c (translate_clast): Use a single
1917         rename_map instead of one per translated statement.
1918         Do not use SESE_LIVEOUT_RENAMES.
1919         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
1920         (gloog): Do not use SESE_LIVEOUT_RENAMES.
1921         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
1922         phi node of a reduction: when a loop contains a reduction used outside
1923         the loop, there should be a scalar close phi node on the exit block.
1924         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
1925         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
1926         (free_sese): Do not free them.
1927         (sese_build_liveouts_use): Do not use them.
1928         (sese_build_liveouts_bb): Same.
1929         (sese_build_liveouts): Same.
1930         (sese_insert_phis_for_liveouts): Same.
1931         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
1932         (defined_in_loop_p): New.
1933         (alive_after_loop): New.
1934         (close_phi_not_yet_inserted_p): New.
1935         (struct alep, alep_p): New.
1936         (add_loop_exit_phis): Remove from the rename_map all the names defined
1937         in the code generated loop.
1938         (insert_loop_close_phis): Traverse the rename_map passed to it.
1939         Don't use SESE_LIVEOUT_RENAMES.
1940         (default_liveout_before_guard): Renamed default_before_guard.
1941         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
1942         (graphite_copy_stmts_from_block): Do not directly call set_rename.
1943         (register_sese_liveout_renames): Removed.
1944         (copy_bb_and_scalar_dependences): Do not call it.
1945         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
1946         reduction_list.
1947         (SESE_LIVEOUT): Removed.
1948         (SESE_LIVEOUT_RENAMES): Removed.
1949         (SESE_REDUCTION_LIST): Removed.
1950         (sese_build_liveouts): Removed.
1951         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
1952         (insert_loop_close_phis): Pass a htab_t instead of a sese.
1953         (insert_guard_phis): Same.
1954         (rename_map_elt): Declare a VEC of them.
1955         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1956         trees not pointers to trees.
1957
1958         Rewrite in canonical close SSA form:
1959         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
1960         (limit_scops): Close the scop after the block containing the close phi
1961         nodes.
1962         (canonicalize_loop_closed_ssa): New.
1963         (canonicalize_loop_closed_ssa_form): New.
1964         (build_scops): Call canonicalize_loop_closed_ssa_form.
1965
1966         * graphite-sese-to-poly.c: Fix typos.
1967
1968 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
1969
1970         * graphite-poly.c (print_scattering_function, print_pbb_domain):
1971         Extended.
1972         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
1973         (print_pbb): Add conditions.
1974
1975 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
1976             Sebastian Pop  <sebastian.pop@amd.com>
1977
1978         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
1979         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
1980         (build_scop_bbs_1): New.
1981         (build_scop_bbs): Rewrite.
1982         * sese.h (bb_in_region): New.
1983
1984 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
1985
1986         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1987         poly_drs vector.
1988         (print_scop): Style.
1989         * graphite-poly.h (poly_bb): Add drs vector.
1990         (PBB_DRS): Add accessor.
1991         * graphite-sese-to-poly.c (build_poly_dr): New.
1992         (build_pbb_drs, build_scop_drs): New.
1993         (build_poly_scop): call build_scop_drs (Disabled at the moment).
1994
1995 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
1996
1997         * tree-ssa-loop.c: Include forgotten toplev.h
1998
1999 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2000
2001         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2002         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2003         * testsuite/gcc.dg/graphite/pr37928.c: Same
2004         * testsuite/gcc.dg/graphite/pr38409.c: Same
2005         * testsuite/gcc.dg/graphite/pr38498.c: Same
2006         * testsuite/gcc.dg/graphite/pr38559.c: Same
2007         * testsuite/gcc.dg/graphite/pr39335.c: Same
2008         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2009         * testsuite/gfortran.dg/graphite/block-2.f: Same
2010         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2011         with -floop-*.
2012
2013 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2014
2015         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2016         build_access_matrix, build_scop_data_accesses): Remove access function
2017         building. (We get a new version soon).
2018         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2019         * sese.h (nb_loops_around_loop_in_sese): Remove.
2020         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2021
2022 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2023             Sebastian Pop  <sebastian.pop@amd.com>
2024
2025         * graphite-scop-detection.c (struct scopdet_info): Rename last
2026         field to exit.
2027         (scopdet_basic_block_info, build_scops_1): Don't use
2028         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2029
2030 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2031             Sebastian Pop  <sebastian.pop@amd.com>
2032
2033         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2034         * sese.c (sese_build_liveouts_use): Renamed from
2035         sese_build_livein_liveouts_use. Remove liveins.
2036         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2037         Call sese_build_liveouts_use.
2038         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2039         Call sese_build_liveouts_bb.
2040         (new_sese, free_sese): Remove liveins.
2041         (sese_add_exit_phis_var): Deleted.
2042         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2043         directly.
2044         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2045
2046         * sese.h (sese): Remove num_ver and livein.
2047         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2048
2049 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2050
2051         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2052
2053 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2054
2055         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2056         (build_scop_scattering): Do not use compare_prefix_loops any more.
2057         (nb_common_loops): New.
2058
2059 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2060
2061         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2062         (register_old_and_new_names): Renamed set_rename.
2063
2064 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2065
2066         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2067         of the decl from the previous commit.
2068
2069 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2070
2071         * graphite-scop-detection.c (dot_scop): New.
2072         * graphite-scop-detection.h (dot_scop): Declared.
2073
2074 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2075
2076         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2077
2078 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2079
2080         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2081         condition at the end of the loop.
2082         * graphite.c (graphite_initialize, graphite_finalize): Print to
2083         dump_file the compiled function.
2084         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2085         of create_empty_loop_on_edge.
2086         (translate_clast): Update the code generation of loops for the new
2087         shape of loops.
2088         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2089
2090 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2091
2092         Reverted the patch from 2009-03-19.
2093
2094 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2095
2096         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2097         poly_drs vector.
2098         (print_scop): Style.
2099         * graphite-poly.h (poly_bb): Add drs vector.
2100         (PBB_DRS): Add accessor.
2101         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2102         (build_access_matrix_with_af, build_access_matrix,
2103         build_scop_data_accesses): Delete.
2104         (build_poly_dr): New.
2105         (build_pbb_drs, build_scop_drs): New.
2106         (build_poly_scop): call build_scop_drs.
2107
2108 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2109
2110         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2111         once per basic block.
2112
2113 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2114
2115         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2116         (graphite_can_represent_expr): Renamed from loop_affine_expr
2117         and enhanced.
2118         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2119         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2120         (scopdet_basic_block_info): Actually define entry_block.
2121         (stmt_simple_memref_p): Moved here from ...
2122
2123         * tree-data-ref.c (stmt_simple_memref_p): here.
2124         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2125
2126 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2127
2128         * testsuite/gcc.dg/graphite/id-4.c: New.
2129
2130 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2131
2132         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2133         (register_old_and_new_names): Update the content of the map.
2134         When there was already a rename_map_elt in the map at that
2135         location, free it.
2136         (copy_bb_and_scalar_dependences): Do rename_variables after
2137         expand_scalar_variables.
2138         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2139         of the map.  When there was already a rename_map_elt in the
2140         map at that location, free it.
2141         (translate_clast): Pass the rename_map.  Do not initialize and free
2142         a rename_map per stmt_user.
2143         (gloog): Initialize and free one rename_map and pass it to
2144         translate_clast.
2145
2146 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2147
2148         * sese.c (expand_scalar_variables_stmt,
2149         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2150         parameter.
2151         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2152         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2153         the gimple_stmt_iterator of the statement to be expanded.
2154         * graphite-scop-detection.c (is_simple_operand): Do handle
2155         REALPART_EXPR.
2156
2157 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2158
2159         * graphite-scop-detection.c (is_simple_operand): Do not handle
2160         REALPART_EXPR.
2161         * testsuite/gcc.dg/graphite/id-2.c: New.
2162
2163         * graphite-sese-to-poly.c (build_bb_loops,
2164         add_value_to_dim, scan_tree_for_params_right_scev,
2165         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2166         find_params_in_bb, build_loop_iteration_domains,
2167         add_conditions_to_domain): Remove subtract.
2168
2169 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2170
2171         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2172         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2173         pbb_loop_at_index -> gbb_loop_at_index.
2174         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2175         (debug_loop_vec): Delete.
2176         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2177         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
2178         (PBB_LOOPS): Removed.
2179         (PBB_BLACK_BOX): Insert cast.
2180         (pbb_set_black_box): New setter.
2181         (pbb_loop_at_index, pbb_loop_index): Removed.
2182         (scop_set_region, scop_set_nb_params): New.
2183         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2184         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2185         (build_poly_scop): Use scop_set_nb_params.
2186         * sese.h (gimple_bb): Add LOOPS.
2187         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2188
2189 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2190
2191         Revert previous commit.
2192
2193 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2194
2195         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2196         (register_old_and_new_names): Update the content of the map.
2197         When there was already a rename_map_elt in the map at that
2198         location, free it.
2199         (copy_bb_and_scalar_dependences): Do rename_variables after
2200         expand_scalar_variables.
2201         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2202         of the map.  When there was already a rename_map_elt in the
2203         map at that location, free it.
2204         (translate_clast): Pass the rename_map.  Do not initialize and free
2205         a rename_map per stmt_user.
2206         (gloog): Initialize and free one rename_map and pass it to
2207         translate_clast.
2208
2209 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2210
2211         Remove forgotten line in revert.
2212
2213 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2214
2215         Revert previous commit.
2216
2217 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2218
2219         * sese.c (register_old_and_new_names): Update the content
2220         of the map.  When there was already a rename_map_elt in the
2221         map at that location, free it.
2222         (copy_bb_and_scalar_dependences): Do rename_variables after
2223         expand_scalar_variables.
2224         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2225         of the map.  When there was already a rename_map_elt in the
2226         map at that location, free it.
2227         (translate_clast): Pass the rename_map.  Do not initialize and free
2228         a rename_map per stmt_user.
2229         (gloog): Initialize and free one rename_map and pass it to
2230         translate_clast.
2231
2232 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2233
2234         * graphite-clast-to-gimple.c (translate_clast): context_loop
2235         is never NULL.
2236
2237 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2238             Sebastian Pop  <sebastian.pop@amd.com>
2239
2240         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2241         of the use of ppl_Polyhedron_map_space_dimensions.
2242
2243 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2244             Sebastian Pop  <sebastian.pop@amd.com>
2245
2246         * graphite-poly.c (unify_scattering_dimensions): Fix types.
2247         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2248         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2249         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2250         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2251         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2252         pbb_nb_params): New.
2253         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2254         nb_loops_around_pbb): Adapt return types.
2255
2256 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2257
2258         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2259         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2260         graphite-scop-detection.o, graphite-poly.o): Add
2261         more headers.
2262
2263 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
2264
2265         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2266         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2267         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2268
2269 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2270
2271         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2272         * testsuite/gcc.dg/graphite/pr37828.c: Same.
2273         * testsuite/gcc.dg/graphite/pr37684.c: Same.
2274         * testsuite/gcc.dg/graphite/block-0.c: Same.
2275         * testsuite/gcc.dg/graphite/block-1.c: Same.
2276         * testsuite/gcc.dg/graphite/block-2.c: Same.
2277         * testsuite/gcc.dg/graphite/block-3.c: Same.
2278         * testsuite/gcc.dg/graphite/block-4.c: Same.
2279         * testsuite/gcc.dg/graphite/block-5.c: Same.
2280         * testsuite/gcc.dg/graphite/block-6.c: Same.
2281         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2282         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2283         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2284         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2285         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2286         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2287         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2288         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2289         * opts.c: Remove -floop-block from -O2.
2290         * graphite-poly.c: Fail if -floop-block -floop-interchange or
2291         -floop-strip-mine are used.
2292
2293 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2294             Sebastian Pop  <sebastian.pop@amd.com>
2295
2296         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2297         dimensions.
2298         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2299         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2300         strip_mine_profitable_p, is_interchange_valid,
2301         graphite_trans_bb_block, graphite_trans_loop_block,
2302         graphite_trans_scop_block): Temporary removed.
2303         (extend_scattering, unify_scattering_dimensions): New.
2304         (print_scattering_function, graphite_read_transforms):
2305         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2306         (graphite_generate_scattering_fns): Removed.
2307         (apply_poly_transforms): Cleanup.
2308         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2309         (schedule_to_scattering): Moved.
2310         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2311         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2312         (pbb_nb_scattering): New.
2313         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2314         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2315         Removed.
2316         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2317         shift_poly.
2318         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2319         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
2320         -> PBB_TRANSFORMED_SCATTERING.
2321         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2322         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2323         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2324         (check_poly_representation): Do not return bool.
2325         (graphite_transform_loops): Reformat.
2326         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2327
2328 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
2329
2330         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2331         debug_pbb_domain, debug_pbb, debug_scop): New.
2332         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2333         debug_pbb_domain, debug_pbb, debug_scop): Declared.
2334
2335 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2336
2337         PR middle-end/39335
2338         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2339         when the type precision of the induction variable should be
2340         larger than the type precision of nit.
2341         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2342         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2343         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2344
2345         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2346         * testsuite/gcc.dg/graphite/pr39335.c: New.
2347
2348 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2349
2350         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2351         SSA_NAMES not struct reduction_info.
2352
2353 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
2354
2355         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2356
2357 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
2358             Tobias Grosser  <grosser@fim.uni-passau.de>
2359
2360         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2361         (free_sese): Free SESE_REDUCTION_LIST.
2362         * sese.h (struct sese): Add field reduction_list.
2363         (SESE_REDUCTION_LIST): New.
2364         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2365         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2366
2367 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
2368             Tobias Grosser  <grosser@fim.uni-passau.de>
2369
2370         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2371         of loop_p.
2372
2373 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
2374             Tobias Grosser  <grosser@fim.uni-passau.de>
2375
2376         * tree-parloops.c (struct brli, build_reduction_list_info,
2377         analyze_reduction_list, gather_scalar_reductions): New.
2378         (loop_parallel_p): Build a reduction list containing only
2379         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2380         (gen_parallel_loop): Call the analysis analyze_reduction_list.
2381         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2382         * tree-flow.h (gather_scalar_reductions): Declared.
2383
2384 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
2385
2386         PR middle-end/39308
2387         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2388         number_of_iterations_exit from a gcc_assert.
2389
2390 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
2391             Jan Sjodin  <jan.sjodin@amd.com>
2392
2393         * output.h (graphite_out_file, graphite_in_file): Declared.
2394         * toplev.c (graphite_out_file, graphite_in_file): New.
2395         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2396         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2397         Don't call schedule_to_scattering.
2398         * common.opt (fgraphite-write, fgraphite-read): New.
2399         * graphite-poly.c: Include output.h.
2400         (print_scattering_function, print_scattering_functions,
2401         debug_scattering_function, debug_scattering_functions,
2402         graphite_write_transforms, graphite_read_transforms,
2403         graphite_generate_scattering_fns): New.
2404         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2405         Call graphite_generate_scattering_fns, graphite_write_transforms,
2406         graphite_read_transforms.
2407         (new_poly_bb): Initialize PBB_SCATTERING.
2408         (free_poly_bb): Free PBB_SCATTERING.
2409         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2410         * graphite-poly.h (struct poly_bb): Add field scattering.
2411         (PBB_SCATTERING): New.
2412         (print_scattering_function, print_scattering_functions,
2413         debug_scattering_function, debug_scattering_functions): Declared.
2414         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2415         GMP values, not integers!
2416         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2417         ppl_read_polyhedron_matrix): New.
2418         * graphite-ppl.h (ppl_print_polyhedron_matrix,
2419         debug_ppl_polyhedron_matrix,
2420         ppl_read_polyhedron_matrix): Declared.
2421         * Makefile.in (graphite-poly.o): Depends on output.h.
2422
2423 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2424             Tobias Grosser  <grosser@fim.uni-passau.de>
2425
2426         Revert this change:
2427         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2428         scalar evolutions in the scop_entry->loop_father.
2429
2430 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2431             Tobias Grosser  <grosser@fim.uni-passau.de>
2432
2433         * graphite.h (ref_nb_loops): Remove declaration.
2434         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2435         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2436         debug_gbb): Moved to sese.h.
2437         * sese.h: As said.
2438
2439 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2440             Tobias Grosser  <grosser@fim.uni-passau.de>
2441
2442         * graphite-data-ref.[ch]: Disable.
2443
2444 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2445             Tobias Grosser  <grosser@fim.uni-passau.de>
2446
2447         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2448         scalar evolutions in the scop_entry->loop_father.
2449
2450 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2451
2452         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2453         (graphite_cannot_represent_loop_niter): Renamed
2454         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
2455         (limit_scops): build_sese_loop_nests does not return a bool.
2456         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2457         * sese.c (nb_reductions_in_loop): ... from here.
2458         (graphite_loop_normal_form): ... from here.
2459         (sese_record_loop): Does not fail, so does not return a bool.
2460         (build_sese_loop_nests): Same.
2461         * sese.h (build_sese_loop_nests): Update declaration.
2462         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2463         (build_graphite_loop_normal_form): New.
2464         (gloog): Call build_graphite_loop_normal_form.
2465         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2466         build_sese_loop_nests.
2467
2468         * testsuite/gcc.dg/graphite/id-1.c: New.
2469
2470 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
2471             Tobias Grosser  <grosser@fim.uni-passau.de>
2472
2473         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2474         The SCoP detection fix is sufficient.
2475
2476 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
2477
2478         PR tree-optimization/39260
2479         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2480         the basic block contains a condition with a real type.
2481         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2482
2483         * gcc.dg/graphite/pr39260.c: New.
2484
2485 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
2486
2487         * graphite-poly.c: Inlcude params.h.
2488         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2489         the size of a tile.
2490         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2491         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2492
2493 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
2494             Tobias Grosser  <grosser@fim.uni-passau.de>
2495
2496         * graphite-scop-detection.c (dot_all_scops_1,
2497         dot_all_scops): Moved here.
2498         * graphite-scop-detection.h (dot_all_scops): Declared here.
2499         * graphite.c (graphite_initialize, graphite_finalize): New.
2500         (graphite_transform_loops): Cleaned up.
2501         * sese.c (debug_oldivs): Moved here.
2502         * graphite-poly.c (graphite_apply_transformations): Renamed
2503         apply_poly_transforms.
2504         (debug_loop_vec): Moved here.
2505         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2506         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2507         find_scop_parameters, build_scop_iteration_domain,
2508         add_conditions_to_constraints, build_scop_canonical_schedules,
2509         build_scop_data_accesses): Now static.
2510         (build_poly_scop, check_poly_representation): New.
2511
2512 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
2513
2514         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2515         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2516         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2517         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2518         scan_tree_for_params_right_scev, scan_tree_for_params_int,
2519         scan_tree_for_params, struct irp_data, dx_record_params,
2520         find_params_in_bb, find_scop_parameters, gbb_from_bb,
2521         build_loop_iteration_domains, add_conditions_to_domain,
2522         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2523         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2524         build_sese_conditions, add_conditions_to_constraints,
2525         build_scop_iteration_domain, build_access_matrix_with_af,
2526         build_access_matrix,
2527         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2528
2529         * graphite-sese-to-poly.c: New.
2530         * graphite-sese-to-poly.h: New.
2531
2532         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2533
2534 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
2535
2536         * graphite.c: Split graphite code generation to a new file.
2537         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2538         max_precision_type, clast_to_gcc_expression_red,
2539         clast_to_gcc_expression, gcc_type_for_clast_expr,
2540         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2541         graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2542         graphite_create_new_guard, clast_get_body_of_loop,
2543         gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2544         graphite_create_new_loop, build_iv_mapping, copy_renames,
2545         translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2546         compute_cloog_iv_types, free_scattering, save_var_name,
2547         initialize_cloog_names, build_scop_context, build_cloog_prog,
2548         set_cloog_options, debug_clast_stmt, scop_to_clast,
2549         print_generated_program, debug_generated_program,
2550         gloog): Moved to graphite-clast-to-gimple.c.
2551
2552         (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2553
2554         (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2555         loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2556         loop_iv_stack_pop, loop_iv_stack_get_iv,
2557         loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2558         free_loop_iv_stack, loop_iv_stack_remove_constants,
2559         debug_rename_elt, debug_rename_map_1, debug_rename_map,
2560         rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2561         debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2562         eq_ivtype_map_elts, sese_add_exit_phis_edge,
2563         sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2564         get_vdef_before_sese, sese_adjust_vphi,
2565         get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2566         oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2567         is_iv, expand_scalar_variables_ssa_name,
2568         expand_scalar_variables_expr, expand_scalar_variables_stmt,
2569         expand_scalar_variables, rename_variables, remove_condition,
2570         get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2571         add_loop_exit_phis, insert_loop_close_phis, struct igp,
2572         default_liveout_before_guard, add_guard_exit_phis,
2573         insert_guard_phis, register_old_and_new_names,
2574         graphite_copy_stmts_from_block, register_sese_liveout_renames,
2575         copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2576         if_region_set_false_region, create_if_region_on_edge,
2577         move_sese_in_condition): Moved to sese.c.
2578
2579         (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2580         if_region_exit, if_region_get_condition_block,
2581         struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2582         union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2583         iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2584         ivtype_map_elt, new_ivtype_map_elt,
2585         recompute_all_dominators): Moved to sese.h.
2586
2587         * graphite-clast-to-gimple.c: New.
2588         * graphite-clast-to-gimple.h: New.
2589         * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2590         * sese.c: Modified as said above.
2591         * sese.h: Same.
2592
2593 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
2594
2595         * graphite.c: Split scop detection to a new file.
2596         (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2597         move_sd_regions, loop_affine_expr, exclude_component_ref,
2598         is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2599         graphite_cannot_represent_loop_niter, struct scopdet_info,
2600         scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2601         find_single_entry_edge, find_single_exit_edge,
2602         create_single_entry_edge, sd_region_without_exit,
2603         create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2604         create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2605         Moved to graphite-scop-detection.c.
2606
2607         * graphite-scop-detection.c: New.
2608         * graphite-scop-detection.h: New.
2609         * Makefile.in: Add new rule for graphite-scop-detection.o.
2610
2611         * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2612         tree-scalar-evolution.h.
2613         (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2614         build_sese_loop_nests): Moved here from graphite.c.
2615         (param_index): Renamed parameter_index_in_region.
2616
2617 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2618             Sebastian Pop  <sebastian.pop@amd.com>
2619
2620         * gcc.dg/graphite/block-0.c: Expected to fail now.
2621         * gcc.dg/graphite/block-1.c: Same.
2622         * gcc.dg/graphite/block-5.c: Same.
2623         * gcc.dg/graphite/block-6.c: Same.
2624
2625 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2626             Sebastian Pop  <sebastian.pop@amd.com>
2627
2628         * graphite.h: Separate from graphite_bb_p the polyhedral
2629         representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2630         (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2631         graphite-data-ref.h.
2632         (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2633         PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2634         pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2635         SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2636         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2637         scop_nb_params): Moved to graphite-poly.h.
2638         * graphite-data-ref.c: Same.
2639         * graphite-data-ref.h: New.
2640         * graphite.c: Same.
2641         (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2642         graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2643         is_interchange_valid, graphite_trans_bb_block,
2644         graphite_trans_loop_block, scop_max_loop_depth,
2645         graphite_trans_scop_block, graphite_apply_transformations,
2646         new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
2647         graphite-poly.c.
2648         * graphite-poly.h: New.
2649         * graphite-poly.c: New.
2650         * Makefile.in (OBJS-common): Add graphite-poly.o.
2651         (graphite-poly.o): New rule.
2652         * tree-data-ref.h (struct data_reference): Remove unused scop field.
2653         (DR_SCOP): Removed.
2654
2655 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
2656             Tobias Grosser  <grosser@fim.uni-passau.de>
2657
2658         * graphite.c: Replace gb -> gbb.
2659         * graphite.h: Same.
2660         * graphite-data-ref.c: Same.
2661
2662 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
2663             Tobias Grosser  <grosser@fim.uni-passau.de>
2664
2665         * Makefile.in (OBJS-commmon): Add sese.o.
2666         (sese.o): New.
2667         (graphite.o): Add sese.h.
2668         * graphite.c (bb_in_ss_p, loop_in_sese_p,
2669         sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
2670         sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
2671         Move to sese.
2672         (block_before_scop): Add missing return.
2673         (new_scop, free_scop): Remove SESE data structures.
2674         (scop_record_loop, scan_tree_for_params, find_params_in_bb,
2675         find_scop_parameters, build_loop_iteration_domains,
2676         add_conditions_to_domain, register_scop_liveout_renames,
2677         copy_bb_and_scalar_dependences): Scop -> SESE.
2678
2679         (add_conditions_to_domain): SCoP -> SESE and remove check
2680         (scop_contains_non_iv_scalar_phi_nodes): New.
2681         (build_scop_conditions_1, build_scop_conditions): Remove check for
2682         non iv scalar phi nodes.
2683         (print_scop_statistics): New.
2684         (graphite_transform_loops): Cleanup.
2685
2686         * graphite.h: Move to sese & cleanup.
2687         * sese.c: New.
2688         * sese.h: New.
2689
2690 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2691             Tobias Grosser  <grosser@fim.uni-passau.de>
2692
2693         * graphite.c (build_scop_conditions_1): Conditions are only
2694         at the end of a basic block.
2695
2696 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2697             Tobias Grosser  <grosser@fim.uni-passau>
2698
2699         * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
2700         field.
2701         (GBB_ALPHA): Removed.
2702
2703 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2704             Tobias Grosser  <grosser@fim.uni-passau.de>
2705
2706         * graphite-data-ref.c (graphite_test_dependence): Don't use
2707         GBB_DYNAMIC_SCHEDULE.
2708         * graphite.c (new_graphite_bb): Same.
2709         (free_graphite_bb): Same.
2710         (build_scop_dynamic_schedules): Removed.
2711         (graphite_transform_loops): Don't call it.
2712         * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
2713         (GBB_DYNAMIC_SCHEDULE): Removed.
2714
2715 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2716             Tobias Grosser  <grosser@fim.uni-passau.de>
2717
2718         * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
2719         (print_graphite_bb): Same.
2720         (build_cloog_prog): Same.
2721
2722 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2723             Tobias Grosser  <grosser@fim.uni-passau.de>
2724
2725         * graphite.c (build_cloog_prog): Don't use CloogMatrix.
2726
2727 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2728             Tobias Grosser  <grosser@fim.uni-passau.de>
2729
2730         * graphite.c (build_scop_context): Don't use CloogMatrix.
2731         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
2732         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2733
2734 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2735             Tobias Grosser  <grosser@fim.uni-passau.de>
2736
2737         * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
2738         liveout_renames, add_params fields...
2739         (struct sese): ... here.
2740         (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
2741         SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2742
2743 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2744             Tobias Grosser  <grosser@fim.uni-passau.de>
2745
2746         * graphite.c (print_scop): Do not print the CLooG program.
2747         (new_scop, free_scop, initialize_cloog_names, build_scop_context,
2748         build_cloog_prog, gloog): Don't use SCOP_PROG.
2749         (find_transform): Renamed scop_to_clast.
2750         (print_generated_program, debug_generated_program): New.
2751         (graphite_transform_loops): Adapt to new interface.
2752         * graphite.h (struct scop): Remove program field.
2753         (SCOP_PROG): Removed.
2754         (print_generated_program, debug_generated_program): Declared.
2755
2756 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
2757
2758         * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
2759         (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
2760         * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
2761         free_graphite_bb, build_scop_canonical_schedules,
2762         graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
2763         schedules are now represented using a ppl_Linear_Expression_t.
2764         * graphite.h (struct graphite_bb): Same.
2765         * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
2766         * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2767
2768 2009-02-15  Sebastian Pop  <sebastian.pop@amd.com>
2769
2770         * graphite.c: Free local memory.
2771         * graphite-ppl.c: Same.
2772
2773 2009-02-15  Sebastian Pop  <sebastian.pop@amd.com>
2774
2775         * graphite.c (const_column_index, get_first_matching_sign_row_index,
2776         get_lower_bound_row, get_upper_bound_row, copy_constraint,
2777         swap_constraint_variables, scale_constraint_variable): Removed.
2778         (graphite_trans_bb_strip_mine): Remove pong.
2779         * graphite-ppl.c: Include missing header files.
2780         (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
2781         * graphite-ppl.h (ppl_strip_loop): Declared.
2782         * Makefile.in (graphite-ppl.o): Adjust dependences.
2783
2784 2009-02-14  Sebastian Pop  <sebastian.pop@amd.com>
2785
2786         * graphite.c (build_loop_iteration_domains): Remove ping pong.
2787         (build_scop_iteration_domain): Same.
2788
2789 2009-02-13  Sebastian Pop  <sebastian.pop@amd.com>
2790
2791         * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2792         ping pong.
2793         (add_value_to_dim, scan_tree_for_params_right_scev,
2794         scan_tree_for_params_int): New.
2795         * graphite-ppl.c (oppose_constraint): New.
2796         (insert_constraint_into_matrix): Implement missing cases.
2797         * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2798
2799 2009-02-13  Sebastian Pop  <sebastian.pop@amd.com>
2800
2801         * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2802         use ppl_move_dimension.
2803
2804 2009-02-12  Sebastian Pop  <sebastian.pop@amd.com>
2805
2806         * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
2807         * graphite.c: Same.
2808         * graphite.h: Same.
2809         * graphite-ppl.c: Same.
2810         * graphite-ppl.h: Same.
2811
2812 2009-02-12  Sebastian Pop  <sebastian.pop@amd.com>
2813
2814         Revert last 3 commits.
2815
2816 2009-02-10  Sebastian Pop  <sebastian.pop@amd.com>
2817
2818         * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2819         ping pong.
2820         (add_value_to_dim, scan_tree_for_params_right_scev,
2821         scan_tree_for_params_int): New.
2822         * graphite-ppl.c (oppose_constraint): New.
2823         (insert_constraint_into_matrix): Implement missing cases.
2824         * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2825
2826 2009-02-10  Sebastian Pop  <sebastian.pop@amd.com>
2827
2828         * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2829
2830 2009-02-10  Sebastian Pop  <sebastian.pop@amd.com>
2831             Tobias Grosser  <grosser@fim.uni-passau.de>
2832
2833         * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2834         use ppl_move_dimension.
2835         * graphite-ppl.c (ppl_move_dimension): New.
2836         * graphite-ppl.h (ppl_move_dimension): Declared.
2837
2838 2009-02-10  Sebastian Pop  <sebastian.pop@amd.com>
2839
2840         * graphite.c: Do not include cloog/cloog.h.
2841         (print_graphite_bb): Remove ping pong, call PPL print function.
2842
2843 2009-02-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2844
2845         * Makefile.in (OBJS-common): Add graphite-ppl.o.
2846         (graphite.o): Add dependence on graphite-ppl.h.
2847         (graphite-ppl.o): New.
2848         (graphite-data-ref.c): Ping pong between PPL data structures
2849         and matrices.
2850         * graphite-ppl.c: New.
2851         * graphite-ppl.h: New.
2852         * graphite.c: Include graphite-ppl.h.
2853         (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
2854         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
2855         Ping pong between PPL data structures and matrices.
2856         (new_graphite_bb): Create a PPL constraint system.
2857         Call ppl_delete_Constraint_System instead of cloog_matrix_free.
2858         (build_loop_iteration_domains): Use PPL functions.
2859         * graphite.h: Include graphite-ppl.h.  Fix comments.
2860         (graphite_bb): Use a ppl_Constraint_System_t instead of
2861         CloogMatrix for representing the domain.
2862         (scop): Remove static_schedule.
2863         (gbb_nb_loops): Ping pong between PPL data structures and matrices.
2864
2865 2009-02-06  Sebastian Pop  <sebastian.pop@amd.com>
2866
2867         * graphite.c: Fix some comments.
2868
2869 2009-02-05  Sebastian Pop  <sebastian.pop@amd.com>
2870
2871         PR middle-end/38953
2872         * graphite.c (if_region_set_false_region): After moving a region
2873         in the false branch of a condition, remove the empty dummy
2874         basic block.
2875         (gloog): Remove wrong fix for PR38953.
2876
2877 2009-02-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2878
2879         * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
2880         sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
2881         register_bb_in_sese, new_sese, free_sese): Moved.
2882         (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
2883         outermost_loop_in_scop, build_scop_iteration_domain,
2884         expand_scalar_variables_ssa_name, get_vdef_before_scop,
2885         limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
2886         Use loop_in_sese_p instead of loop_in_scop_p.
2887         (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
2888         (free_scop): Do not free SCOP_BBS_B.
2889         (nb_loops_around_loop_in_scop, nb_loops_around_gb,
2890         ref_nb_loops): Moved here...
2891         * graphite.h (ref_nb_loops): ... from here.
2892         (struct scop): Remove bbs_b bitmap.
2893         (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
2894         * testsuite/gcc.dg/graphite/scop-19.c: New
2895
2896 2009-02-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2897
2898         * graphite.c (scopdet_basic_block_info): Fix bug in scop
2899         detection.
2900
2901 2009-01-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2902
2903         * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
2904         eq_loop_to_cloog_loop): Remove.
2905         (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
2906         * graphite.h (struct scop): Remove loop2cloog_loop.
2907         (loop_domain_dim, loop_iteration_vector_dim): Remove.
2908
2909 2009-01-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2910
2911         * opts.c (decode_options): Only add graphite options to O2
2912         if we compile with graphite enabled.
2913
2914 2009-01-26  Sebastian Pop  <sebastian.pop@amd.com>
2915
2916         * Merge from mainline (r143163:143684).
2917
2918 2009-01-26  Sebastian Pop  <sebastian.pop@amd.com>
2919
2920         * graphite.c (debug_value): Removed.
2921         * graphite.h (debug_value): Removed.
2922
2923 2009-01-23  Sebastian Pop  <sebastian.pop@amd.com>
2924
2925         * passes.c (init_optimization_passes): Do not call pass_copy_prop
2926         after graphite: pass_copy_prop does not maintain a proper loop closed
2927         SSA form.  pass_copy_prop should be fixed.
2928
2929 2009-01-23  Sebastian Pop  <sebastian.pop@amd.com>
2930
2931         * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2932
2933 2009-01-23  Sebastian Pop  <sebastian.pop@amd.com>
2934
2935         * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2936         (gloog): Split the exit of the scop when the scop exit is a loop exit.
2937         (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2938         changed the CFG.
2939
2940 2009-01-20  Sebastian Pop  <sebastian.pop@amd.com>
2941
2942         * graphite.c (gloog): Return true when code gen succeeded.
2943         (graphite_transform_loops): Do not call cleanup_tree_cfg if
2944         the code of the function did not changed.  After cleanup_tree_cfg
2945         call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
2946         form.
2947
2948 2009-01-19  Sebastian Pop  <sebastian.pop@amd.com>
2949
2950         * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2951         gimple_call_lhs is NULL.
2952
2953 2009-01-16  Sebastian Pop  <sebastian.pop@amd.com>
2954             Tobias Grosser  <tobi.grosser@amd.com>
2955
2956         * graphite.c (graphite_trans_scop_block): Do not block single
2957         nested loops.
2958
2959 2009-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2960             Tobias Grosser  <tobi.grosser@amd.com>
2961
2962         * graphite.c (build_scop_canonical_schedules): Start schedules at
2963         zero.
2964
2965 2009-01-15  Sebastian Pop  <sebastian.pop@amd.com>
2966             Tobias Grosser  <tobi.grosser@amd.com>
2967
2968         * graphite.c (compare_prefix_loops): New.
2969         (build_scop_canonical_schedules): Rewritten.
2970         (graphite_transform_loops): Move build_scop_canonical_schedules
2971         after build_scop_iteration_domain.
2972
2973 2009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
2974             Tobias Grosser  <tobi.grosser@amd.com>
2975
2976         * graphite.c (add_conditions_to_domain): Add the loops to
2977         the dimension of the iteration domain.  Do copy the domain
2978         only when it exists.
2979         (build_scop_conditions_1): Do not call add_conditions_to_domain.
2980         (add_conditions_to_constraints): New.
2981         (can_generate_code_stmt, can_generate_code): Removed.
2982         (gloog): Do not call can_generate_code.
2983         (graphite_transform_loops): Call add_conditions_to_constraints
2984         after building the iteration domain.
2985
2986 2009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
2987             Tobias Grosser  <tobi.grosser@amd.com>
2988             Jan Sjodin  <jan.sjodin@amd.com>
2989
2990         * graphite.c (scan_tree_for_params): On substractions negate
2991         all the coefficients of the term.
2992         (clast_to_gcc_expression_red): New.  Handle reduction expressions
2993         of more than two operands.
2994         (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2995         (get_vdef_before_scop): Handle also the case of default definitions.
2996
2997 2009-01-14  Sebastian Pop  <sebastian.pop@amd.com>
2998
2999         PR middle-end/38431
3000         * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3001         (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3002         (gloog): Do not call cleanup_tree_cfg.
3003         (graphite_transform_loops): Call cleanup_tree_cfg after all
3004         scops have been code generated.
3005
3006 2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
3007
3008         * passes.c (init_optimization_passes): Schedule after
3009         graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3010
3011 2009-01-13  Sebastian Pop  <sebastian.pop@amd.com>
3012
3013         * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3014         Fix comment.
3015         (expand_scalar_variables_ssa_name): Do not pass loop_p.  Fix comment.
3016         Set the type of an expression to the type of its assign statement.
3017         (expand_scalar_variables_expr):  Do not pass loop_p.
3018         Fix comment.  Stop recursion on tcc_constant or tcc_declaration.
3019         (copy_bb_and_scalar_dependences): Do not pass loop_p.
3020         (translate_clast): Update call to copy_bb_and_scalar_dependences.
3021
3022 2009-01-11  Sebastian Pop  <sebastian.pop@amd.com>
3023
3024         * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3025         an expression to the gimple_expr_type of its assign statement.
3026         (expand_scalar_variables_expr): Stop recursion on tcc_constant
3027         or tcc_declaration.
3028
3029 2009-01-11  Sebastian Pop  <sebastian.pop@amd.com>
3030
3031         PR tree-optimization/38786
3032         * testsuite/gcc.dg/graphite/pr38786.c: New.
3033         * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3034         the SSA_NAME case of expand_scalar_variables_expr.
3035         (expand_scalar_variables_expr): Also gather the scalar computation
3036         used to index the memory access.
3037         (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3038         the gimple_stmt_iterator where it inserts new code.
3039
3040 2009-01-10  Sebastian Pop  <sebastian.pop@amd.com>
3041
3042         * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3043
3044 2009-01-10  Sebastian Pop  <sebastian.pop@amd.com>
3045
3046         * opts.c (decode_options): Enable flag_graphite_identity and
3047         flag_loop_block in -O2 and above.
3048
3049 2009-01-08  Sebastian Pop  <sebastian.pop@amd.com>
3050
3051         * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3052         Fix merge problem: replace with the file from trunk.
3053
3054 2009-01-08  Sebastian Pop  <sebastian.pop@amd.com>
3055
3056         * Merge from mainline (r141727:143163).
3057
3058 2009-01-07  Sebastian Pop  <sebastian.pop@amd.com>
3059             Jan Sjodin  <jan.sjodin@amd.com>
3060
3061         PR tree-optimization/38559
3062         * testsuite/gcc.dg/graphite/pr38559.c: New.
3063
3064         * graphite.c (debug_value, copy_constraint,
3065         swap_constraint_variables, scale_constraint_variable, ): New.
3066         (get_lower_bound, get_upper_bound): Removed.
3067         (graphite_trans_bb_strip_mine): Clean up this code that works
3068         only for constant number of iterations.  Fully copy upper and
3069         lower bound constraints, not only the constant part of them.
3070         * graphite.h (debug_value): Declared.
3071
3072 2009-01-06  Jan Sjodin  <jan.sjodin@amd.com>
3073
3074         PR tree-optimization/38492
3075         PR tree-optimization/38498
3076         * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3077         * tree-chrec.h (scev_is_linear_expression): Declared.
3078         * graphite.c (graphite_cannot_represent_loop_niter): New.
3079         (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3080         (graphite_loop_normal_form): Use gcc_assert.
3081         (scan_tree_for_params): Use CASE_CONVERT.
3082         (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3083         (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3084         Use gcc_assert.  Discard scops that contain unhandled cases.
3085         (build_scop_conditions): Return a boolean status for unhandled cases.
3086         (strip_mine_profitable_p): Print the loop number, not its depth.
3087         (is_interchange_valid): Pass the depth of the loop nest, don't
3088         recompute it wrongly.
3089         (graphite_trans_bb_block): Same.
3090         (graphite_trans_bb_block): Print tentative of loop blocking.
3091         (graphite_trans_scop_block): Do not print that the loop has been
3092         blocked.
3093         (graphite_transform_loops): Do not handle scops that contain condition
3094         scalar phi nodes.
3095
3096         * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3097         in trunk.
3098         * testsuite/gcc.dg/graphite/block-0.c: Update test.
3099         * testsuite/gcc.dg/graphite/block-1.c: Same.
3100         * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3101         blocking.
3102         * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3103         * testsuite/gcc.dg/graphite/block-3.c: New.
3104         * testsuite/gcc.dg/graphite/pr38498.c: New.
3105
3106 2008-12-22  Harsha Jagasia  <harsha.jagasia@amd.com>
3107
3108         PR tree-optimization/38510
3109         * gcc.dg/graphite/pr38510.c: New.
3110         * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3111           (translate_clast): Call recompute_all_dominators before
3112           graphite_verify.
3113           (gloog): Call recompute_all_dominators before graphite_verify.
3114
3115 2008-12-12  Sebastian Pop  <sebastian.pop@amd.com>
3116
3117         PR tree-optimization/38492
3118         * graphite.c (rename_map_elt, debug_rename_elt,
3119         debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3120         rename_map_elt_info, eq_rename_map_elts,
3121         get_new_name_from_old_name, bb_in_sese_p): Moved around.
3122         (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3123         (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3124         (sese_build_livein_liveouts): New.
3125         (new_sese, free_sese): New.
3126         (new_scop): Call new_sese.
3127         (free_scop): Call free_sese.
3128         (rename_variables_from_edge, rename_phis_end_scop): Removed.
3129         (register_old_new_names): Renamed register_old_and_new_names.
3130         (register_scop_liveout_renames, add_loop_exit_phis,
3131         insert_loop_close_phis, struct igp,
3132         default_liveout_before_guard, add_guard_exit_phis,
3133         insert_guard_phis, copy_renames): New.
3134         (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3135         (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3136         (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3137         (scop_adjust_phis_for_liveouts): New.
3138         (gloog): Call scop_adjust_phis_for_liveouts.
3139
3140         * graphite.h (struct sese): Documented.  Added fields liveout,
3141         num_ver and livein.
3142         (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3143         (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3144         (struct scop): Added field liveout_renames.
3145         (SCOP_LIVEOUT_RENAMES): New.
3146
3147 2008-12-11  Sebastian Pop  <sebastian.pop@amd.com>
3148
3149         PR tree-optimization/38409
3150         * gcc.dg/graphite/pr38409.c: New.
3151         * graphite.c (nb_reductions_in_loop): Use simple_iv.
3152
3153 2008-12-11  Sebastian Pop  <sebastian.pop@amd.com>
3154
3155         * graphite.c (gcc_type_for_cloog_iv): By default return
3156         integer_type_node.
3157         (graphite_create_new_loop): Don't fold_convert the already
3158         fold_convert-ed expression.
3159
3160 2008-12-11  Harsha Jagasia  <harsha.jagasia@amd.com>
3161
3162         PR tree-optimization/38446
3163         * gcc.dg/graphite/pr38446.c: New.
3164         * graphite.c (register_bb_in_sese): New.
3165         (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3166         looking at the bbs in the region.
3167         * graphite.h (sese): Add region_basic_blocks pointer set to
3168         structure and initialize at the time of defining new scop.
3169
3170 2008-12-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3171
3172         * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3173         (find_params_in_bb): Do not free data refs.
3174         (free_graphite_bb): Add FIXME on disabled free_data_refs.
3175
3176 2008-12-11  Sebastian Pop  <sebastian.pop@amd.com>
3177
3178         * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3179         * testsuite/gcc.dg/graphite/scop-17.c: Same.
3180         * testsuite/gcc.dg/graphite/block-5.c: New.
3181         * testsuite/gcc.dg/graphite/block-6.c: New.
3182         * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3183         * testsuite/gcc.dg/graphite/pr37684.c: Same.
3184         * testsuite/gcc.dg/graphite/block-2.c: Same.
3185
3186         * graphite.c (struct ivtype_map_elt): New.
3187         (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3188         new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3189         gcc_type_for_cloog_iv): New.
3190         (loop_iv_stack_patch_for_consts): Use the type of the induction
3191         variable from the original loop, except for the automatically
3192         generated loops, i.e., in the case of a strip-mined loop, in
3193         which case there is no original loop: in that case just use
3194         integer_type_node.
3195         (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3196         (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3197         (clast_name_to_gcc): Accept params to be NULL.
3198         (clast_to_gcc_expression): Take an extra parameter for the type.
3199         Convert to that type all the expressions built by this function.
3200         (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3201         (graphite_translate_clast_equation): Compute the type of the
3202         clast_equation before translating its LHS and RHS.
3203         (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3204         (graphite_create_new_loop): Compute the type of the induction
3205         variable before translating the lower and upper bounds and before
3206         creating the induction variable.
3207         (rename_variables_from_edge, rename_phis_end_scop): New.
3208         (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3209         (sese_add_exit_phis_edge): Do not use integer_zero_node.
3210         (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3211         compute_cloog_iv_types): New.
3212         (gloog): Call compute_cloog_iv_types before starting the
3213         translation of the clast.
3214
3215         * graphite.h (struct graphite_bb): New field cloog_iv_types.
3216         (GBB_CLOOG_IV_TYPES): New.
3217         (debug_ivtype_map): Declared.
3218         (oldiv_for_loop): New.
3219
3220 2008-12-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3221
3222         PR middle-end/38459
3223         * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3224         (param_index): Assert if parameter is not know after parameter
3225         detection.
3226         (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3227         (find_scop_parameters): Mark, that we have finished parameter
3228         detection.
3229         (graphite_transform_loops): Move condition detection before parameter
3230         detection.
3231         * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3232         * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3233
3234 2008-12-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3235
3236         * graphite.c (graphite_transform_loops): Always call find_transform ()
3237         in ENABLE_CHECKING.  So we test these code paths, even if we do not
3238         generate code.
3239
3240 2008-12-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3241
3242         * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3243         (print_scop): Ditto.
3244
3245 2008-12-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3246
3247         PR middle-end/38084
3248         Fix testsuite/gfortran.dg/graphite/id-3.f90.
3249         * graphite.c (scopdet_basic_block_info): Fix bug that found some
3250         regions more than once.
3251
3252 2008-12-03  Sebastian Pop  <sebastian.pop@amd.com>
3253
3254         Fix testsuite/gfortran.dg/graphite/id-4.f90.
3255         * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3256         when not needed.
3257
3258 2008-12-03  Sebastian Pop  <sebastian.pop@amd.com>
3259
3260         Fix testsuite/gfortran.dg/graphite/id-1.f90.
3261         * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3262         (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3263         (max_precision_type): New.
3264         (value_clast): Removed.
3265         (clast_to_gcc_expression): Be more careful to types of expressions.
3266         Use max_precision_type and update use of gmp_cst_to_tree.
3267         (graphite_translate_clast_equation): Use max_precision_type.
3268         (graphite_create_guard_cond_expr): Do not use integer_type_node,
3269         use the type of the condition.
3270         (graphite_create_new_loop): Do not use integer_type_node, use the
3271         max_precision_type of lb and ub.
3272
3273 2008-12-03  Sebastian Pop  <sebastian.pop@amd.com>
3274
3275         * graphite.c (build_scops_1): Initialize open_scop.exit
3276         and sinfo.last.
3277
3278 2008-12-02  Sebastian Pop  <sebastian.pop@amd.com>
3279
3280         * testsuite/gcc.dg/graphite/pr38084.c: New.
3281         * testsuite/gfortran.dg/graphite/id-1.f90: New.
3282         * testsuite/gfortran.dg/graphite/id-2.f90: New.
3283         * testsuite/gfortran.dg/graphite/id-3.f90: New.
3284         * testsuite/gfortran.dg/graphite/id-4.f90: New.
3285         * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3286
3287 2008-12-02  Sebastian Pop  <sebastian.pop@amd.com>
3288             Jan Sjodin  <jan.sjodin@amd.com>
3289             Harsha Jagasia  <harsha.jagasia@amd.com>
3290
3291         PR middle-end/37852
3292         PR middle-end/37883
3293         PR middle-end/37928
3294         PR middle-end/37980
3295         PR middle-end/38038
3296         PR middle-end/38039
3297         PR middle-end/38073
3298         PR middle-end/38083
3299         PR middle-end/38125
3300
3301         * testsuite/gcc.dg/graphite/pr38073.c: New.
3302         * testsuite/gcc.dg/graphite/pr37928.c: New.
3303         * testsuite/gcc.dg/graphite/pr37883.c: New.
3304         * testsuite/gcc.dg/graphite/pr38125.c: New.
3305         * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3306         * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3307         * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3308
3309         * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3310         the number of detected scops.  Copy exact same test for loop
3311         blocking...
3312         * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3313         loops to be blocked as reductions are not handled.
3314         * testsuite/gcc.dg/graphite/block-4.c: ...here.  New.
3315
3316         * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3317         * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3318         ...here.
3319         * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3320         * Makefile.in (graphite.o): Depend on value-prof.h.
3321         (graphite.o-warn): Removed -Wno-error.
3322         * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3323         to be a NULL pointer.  Call update_stmt.  Return the newly created
3324         cannonical induction variable.
3325
3326         * graphite.h (debug_rename_map): Declared.  Fix some comments.
3327
3328         * graphite.c: Reimplement the code generation from graphite to gimple.
3329         Include value-prof.h.
3330         (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3331         (get_old_iv_from_ssa_name): Removed.
3332         (graphite_stmt_p): New.
3333         (new_graphite_bb): Test for useful statements before building a
3334         graphite statement for the basic block.
3335         (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3336         in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3337         reason.
3338         (recompute_all_dominators, graphite_verify,
3339         nb_reductions_in_loop, graphite_loop_normal_form): New.
3340         (scop_record_loop): Call graphite_loop_normal_form.
3341         (build_scop_loop_nests): Iterate over all the blocks of the
3342         function instead of relying on the incomplete information from
3343         SCOP_BBS.  Return the success of the operation.
3344         (find_params_in_bb): Use the data from GBB_DATA_REFS.
3345         (add_bb_domains): Removed.
3346         (build_loop_iteration_domains): Don't call add_bb_domains.
3347         Add the iteration domain only to the basic blocks that have been
3348         translated to graphite.
3349         (build_scop_conditions_1): Add constraints only if the basic
3350         block have been translated to graphite.
3351         (build_scop_data_accesses): Completely disabled until data
3352         dependence is correctly implemented.
3353         (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3354         (remove_all_edges_1, remove_all_edges): Removed.
3355         (get_new_name_from_old_name): New.
3356         (graphite_rename_variables_in_stmt): Renamed
3357         rename_variables_in_stmt.  Call get_new_name_from_old_name.
3358         Use replace_exp and update_stmt.
3359         (is_old_iv): Renamed is_iv.
3360         (expand_scalar_variables_stmt): Extra parameter for renaming map.
3361         Use replace_exp and update_stmt.
3362         (expand_scalar_variables_expr): Same.  Use the map to get the
3363         new names for the renaming of induction variables and for the
3364         renaming of variables after a basic block has been copied.
3365         (expand_scalar_variables): Same.
3366         (graphite_rename_variables): Renamed rename_variables.
3367         (move_phi_nodes): Removed.
3368         (get_false_edge_from_guard_bb): New.
3369         (build_iv_mapping): Do not insert the induction variable of a
3370         loop in the renaming iv map if the basic block does not belong
3371         to that loop.
3372         (register_old_new_names, graphite_copy_stmts_from_block,
3373         copy_bb_and_scalar_dependences): New.
3374         (translate_clast): Heavily reimplemented: copy basic blocks,
3375         do not move them.  Finally, in call cleanup_tree_cfg in gloog.
3376         At each translation step call graphite_verify ensuring the
3377         consistency of the SSA, loops and dominators information.
3378         (collect_virtual_phis, find_vdef_for_var_in_bb,
3379         find_vdef_for_var_1, find_vdef_for_var,
3380         patch_phis_for_virtual_defs): Removed huge hack.
3381         (mark_old_loops, remove_dead_loops, skip_phi_defs,
3382         collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3383         gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3384         (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3385         if_region_get_condition_block, if_region_set_false_region,
3386         create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3387         sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3388         sese_add_exit_phis_edge, sese_add_exit_phis_var,
3389         rewrite_into_sese_closed_ssa): New.
3390         (gloog): Remove dead code.  Early return if code cannot be
3391         generated.  Call cleanup_tree_cfg once the scop has been code
3392         generated.
3393         (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3394         block loops with less than two loops.
3395         (graphite_apply_transformations): Remove the call to
3396         scop_remove_ignoreable_gbbs.
3397         (limit_scops): When build_scop_loop_nests fails, continue on
3398         the next scop.  Fix open_scop.entry.
3399         (graphite_transform_loops): Call recompute_all_dominators: force the
3400         recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3401         Call initialize_original_copy_tables and free_original_copy_tables
3402         to be able to copy basic blocks during code generation.
3403         When build_scop_loop_nests fails, continue on next scop.
3404         (value_clast): New union.
3405         (clast_to_gcc_expression): Fix type cast warning.
3406
3407 2008-11-09  Sebastian Pop  <sebastian.pop@amd.com>
3408
3409         * Merge from mainline (r140838:141727).
3410
3411 2008-11-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3412
3413         PR middle-end/37833
3414
3415         * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3416
3417 2008-11-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3418
3419         PR middle-end/37943
3420
3421         * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3422         exits and conditions.
3423         * testsuite/gcc.dg/graphite/pr37943.c: New.
3424
3425 2008-10-23  Tobias Grosser  <grosser@fim.uni-passau.de>
3426
3427         PR middle-end/37886
3428         * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3429
3430 2008-10-23  Tobias Grosser  <grosser@fim.uni-passau.de>
3431
3432         * doc/invoke.texi: Fix spaces.
3433
3434 2008-10-22  Sebastian Pop  <sebastian.pop@amd.com>
3435
3436         PR tree-optimization/37891
3437         Reverted last commit.
3438         * graphite.c (create_single_entry_edge): Set
3439         EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3440
3441 2008-10-21  Sebastian Pop  <sebastian.pop@amd.com>
3442             Mitul Thakkar  <mitul.thakkar@amd.com>
3443
3444         * graphite.c (create_single_entry_edge): Set
3445         EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3446
3447 2008-10-16  Tobias Grosser  <grosser@fim.uni-passau.de>
3448
3449         * doc/invoke.texi: Add -fgraphite-identity.
3450         * graphite.c (graphite_apply_transformations): Check for
3451         -fgraphite-identity.
3452         * toplev.c (process_options): Add flag_graphite_identity.
3453         * tree-ssa-loop.c: Add flag_graphite_identity.
3454
3455 2008-10-14  Sebastian Pop  <sebastian.pop@amd.com>
3456
3457         Undo changes from 2008-10-02:
3458         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3459         operand type when copying the operand to a variable of different type.
3460         * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3461         with the IV name after increment.
3462
3463 2008-10-14  Sebastian Pop  <sebastian.pop@amd.com>
3464             Harsha Jagasia  <harsha.jagasia@amd.com>
3465
3466         PR tree-optimization/37828
3467         * testsuite/gcc.dg/graphite/pr37828.c: New.
3468         * graphite.c (graphite_trans_loop_block): Do not loop block
3469         single nested loops.
3470
3471 2008-10-09  Harsha Jagasia  <harsha.jagasia@amd.com>
3472             Sebastian Pop  <sebastian.pop@amd.com>
3473
3474         * graphite.c (struct rename_map_elt, new_rename_map_elt,
3475         rename_map_elt_info, eq_rename_map_elts): New.
3476         (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3477         (expand_scalar_variables_expr): Change parameters.
3478         (expand_scalar_variables_stmt): Same.
3479         (expand_scalar_variables): Same.
3480         (graphite_rename_ivs): Rename graphite_rename_variables.
3481         (build_iv_mapping): New.
3482         (translate_clast): Call build_iv_mapping.
3483         * graphite.h (gbb_p): New name.
3484
3485 2008-10-03  Harsha Jagasia  <harsha.jagasia@amd.com>
3486
3487         PR tree-optimization/37684
3488         * gcc.dg/graphite/pr37684.c: New.
3489         * graphite.c (exclude_component_ref): New.
3490         (is_simple_operand): Call exclude_component_ref.
3491
3492 2008-10-02  Jan Sjodin  <jan.sjodin@amd.com>
3493             Harsha Jagasia  <harsha.jagasia@amd.com>
3494
3495         PR tree-optimization/37485
3496         * gcc.dg/graphite/block-2.c: New
3497         * graphite.c (gmp_cst_to_tree): Moved.
3498         (iv_stack_entry_is_constant): New.
3499         (iv_stack_entry_is_iv): New.
3500         (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3501         (loop_iv_stack_insert_constant): New.
3502         (loop_iv_stack_pop): Use new datatpype.
3503         (loop_iv_stack_get_iv): Same.
3504         (loop_iv_stack_get_iv_from_name): Same.
3505         (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3506         (loop_iv_stack_patch_for_consts): New.
3507         (loop_iv_stack_remove_constants): New.
3508         (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3509         (translate_clast): Call loop_iv_stack_patch_for_consts and
3510         loop_iv_stack_remove_constants.
3511         (gloog): Use new datatype.  Redirect construction edge to end
3512         block to avoid accidental deletion.
3513         * graphite.h (enum iv_stack_entry_kind): New.  Tag for data in
3514         iv stack entry.
3515         (union iv_stack_entry_data): New.  Data in iv stack entry.
3516         (struct iv_stack_entry): New.  Datatype for iv stack entries.
3517
3518 2008-10-02  Sebastian Pop  <sebastian.pop@amd.com>
3519
3520         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3521         operand type when copying the operand to a variable of different type.
3522
3523 2008-10-02  Sebastian Pop  <sebastian.pop@amd.com>
3524
3525         * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3526         with the IV name after increment.
3527
3528 2008-10-02  Sebastian Pop  <sebastian.pop@amd.com>
3529
3530         * Merge from mainline (r140164:140838).
3531
3532 2008-09-10  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
3533
3534         * graphite-data-ref.c: New.
3535         * graphite.c (print_scop): Also dump the dependence graph.
3536         (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3537         (new_scop): Initialize SCOP_DEP_GRAPH.
3538         (build_scop_dynamic_schedules): New.
3539         (build_access_matrix_with_af): Fixed column numbering.
3540         (graphite_transform_loops): Call build_scop_dynamic_schedules.
3541         * graphite.h: Add ifndef/define guards against multiple inclusion.
3542         (struct scop): Add dep_graph field.
3543         (SCOP_DEP_GRAPH): Defined.
3544         (ref_nb_loops): Fixed and moved to other position.
3545         (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3546         (nb_loops_around_loop_in_scop): New.
3547         (graphite_dump_dependence_graph): Declared.
3548         (graphite_build_rdg_all_levels): Declared.
3549         (graphite_test_dependence): Declared.
3550         * Makefile.in (graphite-data-ref.o): New target.
3551
3552 2008-09-09  Sebastian Pop  <sebastian.pop@amd.com>
3553
3554         * Merge from mainline (139870:140164).
3555
3556 2008-09-01  Sebastian Pop  <sebastian.pop@amd.com>
3557
3558         * Merge from mainline (138275:139870).
3559         * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3560         the commits from trunk broke the niter detection.
3561
3562 2008-09-01  Sebastian Pop  <sebastian.pop@amd.com>
3563
3564         * graphite.c: Add more documentation.  Fix formatting.
3565         (debug_loop_vec, debug_oldivs, loop_iv_stack,
3566         loop_iv_stack_debug): Moved...
3567         (schedule_to_scattering): Move before use.
3568         (dot_all_scops): Include in "#if 0" the code for system
3569         call dotty.
3570
3571         * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3572         loop_iv_stack_debug): ...here.
3573
3574 2008-08-29  Jan Sjodin  <jan.sjodin@amd.com>
3575
3576         * tree-phinodes.c (make_phi_node): Extern.
3577         (add_phi_node_to_bb): New.
3578         (create_phi_node): Call add_phi_node_to_bb.
3579         * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3580         (remove_statement): Handle case where stored phi was updated
3581         and is no longer the same.
3582         * graphite.c (is_parameter): New.
3583         (is_old_iv): New.
3584         (expand_scalar_variables_expr): New.
3585         (expand_scalar_variables_stmt): New.
3586         (expand_scalar_variables): New.
3587         (move_phi_nodes): Create new phi instead of moving old one.
3588         (translate_clast): Call expand_scalar_variables.
3589         (find_vdef_for_var_in_bb): Also scan regular definitions.
3590         (skip_phi_defs): New.
3591         (collect_scop_exit_phi_args): New.
3592         (patch_scop_exit_phi_args): New.
3593         (gloog): Patch phis after scop.
3594         * tree-flow.h: (add_phi_node_to_bb): Declared.
3595         (make_phi_node): Declared.
3596
3597 2008-08-26  Sebastian Pop  <sebastian.pop@amd.com>
3598
3599         * graphite.c (end_scop): Split the entry of the scop when it
3600         is the header of the loop in which the scop is ending.
3601         (build_scops_1, limit_scops): Update uses of end_scop.
3602
3603 2008-08-26  Sebastian Pop  <sebastian.pop@amd.com>
3604
3605         * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3606         SCOP_ENTRY or SCOP_EXIT.
3607
3608 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3609
3610         * graphite.c (get_construction_edge): Removed.
3611         (gloog): Construction edge is the scop entry edge.
3612
3613 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3614
3615         * graphite.c (can_generate_for_scop): Removed.
3616         (gloog): Do not call it.
3617
3618 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3619
3620         * graphite.c (new_scop): Entry of a scop is an edge.
3621         Initialize SESE region.
3622         (free_scop): Free SESE region.
3623         (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3624         (split_difficult_bb): New, split from end_scop.
3625         (end_scop): Exit of a scop is an edge.
3626         (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3627         not automatically updated and thus is always wrong.
3628         * graphite.h (struct sese): New.
3629         (SESE_ENTRY): New.
3630         (SESE_EXIT): New.
3631         (struct scop): New field for a SESE region.  Remove entry, exit.
3632         (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3633         semantics as before.  Moved comment around.
3634
3635 2008-08-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3636             Sebastian Pop  <sebastian.pop@amd.com>
3637
3638         * graphite.c (graphite_transform_loops): Always enable gloog
3639         and find_transform when ENABLE_CHECKING.
3640
3641 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3642
3643         * graphite.c (graphite_transform_loops): Move pretty printer
3644         of SCOPs before doing any transform.  Remove call to print_scops
3645         and dot_all_scops_1.
3646
3647 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3648
3649         * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
3650         (print_graphite_bb): Same.
3651
3652 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3653
3654         * graphite.c (dot_all_scops_1): Cleanup.
3655         (move_scops): Fix comment.
3656
3657 2008-08-25  Sebastian Pop  <sebastian.pop@amd.com>
3658
3659         * graphite.c (build_scop_bbs): Revert commit 139355:
3660
3661         2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3662                     Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3663
3664                 * graphite.c (build_scop_bbs): Factor up code.
3665
3666 2008-08-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3667
3668         * graphite.c (gloog): Update dominator info.
3669
3670 2008-08-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3671
3672         * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
3673
3674 2008-08-24  Sebastian Pop  <sebastian.pop@amd.com>
3675
3676         * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
3677         initialization.
3678         (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
3679         (translate_clast): Correct formatting.
3680         * graphite.h (struct num_map): Removed.
3681         (struct graphite_bb): Remove num_map field.
3682         (GBB_INDEX_TO_NUM_MAP): Removed.
3683
3684 2008-08-24  Sebastian Pop  <sebastian.pop@amd.com>
3685
3686         * graphite.c (build_access_matrix_with_af): Fix comments.
3687         (build_scop_data_accesses): Same.
3688
3689 2008-08-24  Sebastian Pop  <sebastian.pop@amd.com>
3690
3691         * graphite.c (build_scop_data_accesses): Don't construct
3692         access matrices.  Add a FIXME and an assert condition that
3693         should pass when the access matrices will be needed.
3694
3695 2008-08-24  Sebastian Pop  <sebastian.pop@amd.com>
3696
3697         * tree-data-ref.c (stmt_simple_memref_p): Don't call
3698         really_constant_p.
3699         * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
3700         Moved close by free_graphite_bb.
3701         (free_graphite_bb): Call free_data_refs.  Reset bb->aux.
3702         (new_scop): Move close by free_scop.
3703         (graphite_transform_loops): Avoid linear scan to reset bb->aux.
3704
3705 2008-08-22  Jan Sjodin  <jan.sjodin@amd.com>
3706
3707         * cfgloopmanip.c (create_empty_if_region_on_edge): New.
3708         * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
3709         instead of recursive call.
3710         (graphite_translate_clast_equation): New.
3711         (graphite_create_guard_cond_expr): New.
3712         (graphite_create_new_guard): New.
3713         (get_stack_index_from_iv): Removed.
3714         (graphite_rename_ivs_stmt): Use gbb_loop_index.
3715         (get_true_edge_from_guard_bb): New.
3716         (translate_clast): Handle stmt_guard in clast.
3717         (get_construction_edge): Allow construction edge detection for
3718         a scope entry with multiple predecessors if one predecessor is
3719         the immediate dominator of scope entry.
3720         (can_generate_code_stmt): Enable code generation for clast_guard.
3721         (gloog): Use correct context loop.  Removed check for post dominators.
3722         * cfgloop.h (create_empty_if_region_on_edge): Declared.
3723
3724 2008-08-21  Sebastian Pop  <sebastian.pop@amd.com>
3725
3726         * graphite.c (remove_dead_loops): Document better which
3727         loops are removed.
3728
3729 2008-08-21  Sebastian Pop  <sebastian.pop@amd.com>
3730
3731         * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
3732         and PPLINC.
3733         (graphite.o): Also depends on pointer-set.h.
3734
3735 2008-08-21  Sebastian Pop  <sebastian.pop@amd.com>
3736
3737         * graphite.c (scop_record_loop): Fix compile warning.
3738
3739 2008-08-21  Harsha Jagasia  <harsha.jagasia@amd.com>
3740             Sebastian Pop  <sebastian.pop@amd.com>
3741
3742         * graphite.c (scop_record_loop): DECL_NAME can be NULL.
3743
3744 2008-08-21  Sebastian Pop  <sebastian.pop@amd.com>
3745
3746         * graphite.c (build_graphite_bb): Initialize bb->aux to
3747         point to the graphite_bb_p.
3748         (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
3749         content of bb->aux.
3750         (add_bb_domains): Does not use the scop parameter.
3751         (graphite_transform_loops): Clean bb->aux at the end.
3752
3753 2008-08-20  Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3754             Sebastian Pop  <sebastian.pop@amd.com>
3755
3756         * testsuite/lib/target-supports.exp
3757         (check_effective_target_fgraphite): New.
3758
3759         * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
3760         check_effective_target_fgraphite returns false.
3761         Set dg-do-what-default to compile.
3762         (scan-graphite-dump-times): Removed.
3763         * testsuite/gfortran.dg/graphite/graphite.exp: Same.
3764
3765         * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
3766         Use scan-tree-dump-times instead of scan-graphite-dump-times.
3767         * testsuite/gcc.dg/graphite/scop-1.c: Same.
3768         * testsuite/gcc.dg/graphite/scop-2.c: Same.
3769         * testsuite/gcc.dg/graphite/scop-3.c: Same.
3770         * testsuite/gcc.dg/graphite/scop-4.c: Same.
3771         * testsuite/gcc.dg/graphite/scop-5.c: Same.
3772         * testsuite/gcc.dg/graphite/scop-6.c: Same.
3773         * testsuite/gcc.dg/graphite/scop-7.c: Same.
3774         * testsuite/gcc.dg/graphite/scop-8.c: Same.
3775         * testsuite/gcc.dg/graphite/scop-9.c: Same.
3776         * testsuite/gcc.dg/graphite/scop-10.c: Same.
3777         * testsuite/gcc.dg/graphite/scop-11.c: Same.
3778         * testsuite/gcc.dg/graphite/scop-12.c: Same.
3779         * testsuite/gcc.dg/graphite/scop-13.c: Same.
3780         * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
3781         * testsuite/gcc.dg/graphite/scop-14.c: Same.
3782         * testsuite/gcc.dg/graphite/scop-15.c: Same.
3783         * testsuite/gcc.dg/graphite/block-0.c: Same.
3784         * testsuite/gcc.dg/graphite/scop-16.c: Same.
3785         * testsuite/gcc.dg/graphite/block-1.c: Same.
3786         * testsuite/gcc.dg/graphite/scop-17.c: Same.
3787         * testsuite/gcc.dg/graphite/scop-18.c: Same.
3788         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3789         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
3790         * testsuite/gfortran.dg/graphite/block-2.f: Same.
3791
3792 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3793
3794         * graphite.c: Fix some XXX comments.
3795         (build_scop_dynamic_schedules): Removed.
3796
3797 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3798
3799         * graphite.h (scop_max_loop_depth): Moved...
3800         * graphite.c (scop_max_loop_depth): ...here.
3801         (remove_all_edges_1): New.
3802         (remove_all_edges): Factored code.
3803         (remove_cond_exprs): Check only the last statement for
3804         a GIMPLE_COND expression.
3805
3806 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3807
3808         * graphite.c (scan_tree_for_params): Early return when the
3809         expression is a chrec_dont_know.  Handle case NEGATE_EXPR.
3810         (find_scop_parameters): Factor out code.
3811         (graphite_trans_bb_strip_mine): Remove dead code.
3812
3813 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3814
3815         * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
3816         graphite_trans_bb_move_loop): Factor asserts.
3817         (gloog): Perform sanity checks only for ENABLE_CHECKING.
3818         Do not call calculate_dominance_info and estimate_bb_frequencies.
3819
3820 2008-08-20  Jan Sjodin  <jan.sjodin@amd.com>
3821
3822         * graphite.c (create_loops_mapping, free_loops_mapping,
3823         create_loops_mapping_num, debug_loop_mapping_1,
3824         debug_loop_mapping, graphite_loops_mapping_max_loop_num,
3825         get_loop_mapping_for_num, graphite_loops_mapping_add_child,
3826         graphite_loops_mapping_add_child_num,
3827         graphite_loops_mapping_insert_child,
3828         graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
3829         get_loop_mapped_depth, split_loop_mapped_depth_for_num,
3830         loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
3831         create_num_from_index, get_num_from_index,
3832         swap_loop_mapped_depth): Removed.
3833         (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
3834         (free_scop): Do not call free_loops_mapping.
3835         (graphite_get_new_iv_stack_index_from_old_iv): Renamed
3836         get_stack_index_from_iv.  Use GBB_LOOPS instead of calling
3837         get_loop_mapped_depth.
3838         (graphite_trans_bb_move_loop): Do not update the loop mapping.
3839         (graphite_trans_bb_strip_mine): Same.
3840         * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
3841         (struct scop): Remove field loops_mapping.
3842
3843 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3844             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3845
3846         * graphite.c (scop_record_loop): Factor out one level of the
3847         condition by early return.
3848         (build_scop_loop_nests): Format following FSF coding style.
3849         (build_scop_dynamic_schedules): Factor out code.
3850         (scopdet_bb_info): Reindent.  Default case should not be reachable.
3851
3852 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3853             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3854
3855         * graphite.c (loop_affine_expr): Check for DECL_P or struct
3856         assignments that are not handled as simple operands for now.
3857
3858 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3859             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3860
3861         * graphite.c (build_scop_bbs): Factor up code.
3862
3863 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3864             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3865
3866         * graphite.c (stmt_simple_for_scop_p): Factor code out
3867         of the loop.
3868         (enum gbb_type): New.  Group all the GBB_* types under it.
3869         (is_loop_exit): Moved...
3870         (end_scop): Enable BB spliting.
3871         * cfgloop.c (is_loop_exit): ...here.  Reimplemented.
3872         * cfgloop.h (is_loop_exit): Declared.
3873
3874 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3875
3876         * doc/invoke.texi: Remove strides from examples containing
3877         DO loops when the strides are equal to 1.
3878
3879 2008-08-20  Harsha Jagasia  <harsha.jagasia@amd.com>
3880             Dwarakanath Rajagopal  <dwarak.rajagopal@amd.com>
3881
3882         * graphite.c (graphite_trans_scop_block): Or the result with
3883         the result from graphite_trans_loop_block.
3884         * testsuite/gcc.dg/graphite/block-1.c: New.
3885         * testsuite/gfortran.dg/graphite/block-1.f90: New.
3886         * testsuite/gfortran.dg/graphite/block-2.f: New.
3887
3888 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3889
3890         * graphite.c (graphite_transform_loops): Call cloog_initialize
3891         and cloog_finalize.
3892
3893 2008-08-20  Sebastian Pop  <sebastian.pop@amd.com>
3894
3895         * tree-data-ref.c) (stmt_simple_memref_p): New.