gcc/ChangeLog.graphite

   1 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
   4         Call fold_convert on all the returned values.
   5         (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
   6         the type of the resulting expression.
   7
   8 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
   9
  10         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
  11         ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
  12         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
  13
  14 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  15
  16         * graphite-dependences.c (map_into_dep_poly): Removed.
  17         (dependence_polyhedron_1): Use combine_context_id_scat.
  18
  19 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  20
  21         * graphite-poly.h (struct poly_scattering): Add layout documentation.
  22         (struct poly_bb): Same.
  23         (combine_context_id_scat): New.
  24
  25 2010-03-02  Sebastian Pop  <sebastian.pop@amd.com>
  26
  27         PR middle-end/42326
  28         * sese.c (name_defined_in_loop_p): Return false for default
  29         definitions.
  30
  31         * gcc.dg/graphite/pr42326.c: New.
  32
  33 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
  34
  35         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
  36         and clean up the logic.
  37
  38 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
  39
  40         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
  41         early return.
  42
  43 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  44
  45         PR middle-end/43083
  46         * graphite-scop-detection.c (create_single_exit_edge): Move
  47         the call to find_single_exit_edge to....
  48         (create_sese_edges): ...here.  Don't handle multiple edges
  49         exiting the function.
  50         (build_graphite_scops): Don't handle multiple edges
  51         exiting the function.
  52
  53         * gcc.dg/graphite/pr43083.c: New.
  54
  55 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  56
  57         PR middle-end/43097
  58         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
  59         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
  60
  61         * gfortran.dg/graphite/pr43097.f: New.
  62
  63 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  64             Manuel López-Ibáñez  <manu@gcc.gnu.org>
  65
  66         PR middle-end/43140
  67         * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
  68
  69 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  70
  71         PR middle-end/43026
  72         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
  73
  74         * g++.dg/graphite/pr43026.C: New.
  75
  76 2010-02-13  Tobias Grosser  <grosser@fim.uni-passau.de>
  77
  78         * Merge from mainline (154736:156693).
  79
  80 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
  81
  82         PR middle-end/43012
  83         * gcc.dg/graphite/pr43012.c: New.
  84
  85 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
  86
  87         * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
  88 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
  89
  90         * g++.dg/graphite/pr42930.C: New.
  91
  92 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
  93
  94         PR middle-end/42930
  95         * graphite-scop-detection.c (graphite_can_represent_scev): Call
  96         graphite_can_represent_init for MULT_EXPR.
  97
  98 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
  99
 100         PR middle-end/42914
 101         PR middle-end/42530
 102         * graphite-sese-to-poly.c (remove_phi): New.
 103         (translate_scalar_reduction_to_array): Call remove_phi.
 104
 105         * gcc.dg/graphite/pr42530.c: New.
 106         * gcc.dg/graphite/pr42914.c: New.
 107
 108 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 109
 110         PR middle-end/42771
 111         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
 112         * graphite-clast-to-gimple.h (gloog): Update declaration.
 113         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
 114         * graphite-poly.h (struct poly_bb): Add missing comments.
 115         (struct scop): Add poly_scop_p field.
 116         (POLY_SCOP_P): New.
 117         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
 118         * graphite.c (graphite_transform_loops): Build the polyhedral
 119         representation for each scop before code generation.
 120         * sese.c (rename_variables_in_operand): Removed.
 121         (rename_variables_in_expr): Return the renamed expression.
 122         (rename_sese_parameters): New.
 123         * sese.h (rename_sese_parameters): Declared.
 124
 125         * gcc.dg/graphite/pr42771.c: New.
 126
 127 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 128
 129         * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
 130         return 0 from main.
 131         * gcc.dg/graphite/block-1.c: Same.
 132         * gcc.dg/graphite/block-3.c: Same.
 133         * gcc.dg/graphite/block-4.c: Same.
 134         * gcc.dg/graphite/block-5.c: Same.
 135         * gcc.dg/graphite/block-6.c: Same.
 136         * gcc.dg/graphite/block-7.c: Same.
 137         * gcc.dg/graphite/interchange-0.c: Same.
 138         * gcc.dg/graphite/interchange-1.c: Same.
 139         * gcc.dg/graphite/interchange-10.c: Same.
 140         * gcc.dg/graphite/interchange-11.c: Same.
 141         * gcc.dg/graphite/interchange-12.c: Same.
 142         * gcc.dg/graphite/interchange-2.c: Same.
 143         * gcc.dg/graphite/interchange-3.c: Same.
 144         * gcc.dg/graphite/interchange-4.c: Same.
 145         * gcc.dg/graphite/interchange-5.c: Same.
 146         * gcc.dg/graphite/interchange-6.c: Same.
 147         * gcc.dg/graphite/interchange-7.c: Same.
 148         * gcc.dg/graphite/interchange-8.c: Same.
 149         * gcc.dg/graphite/interchange-9.c: Same.
 150         * gcc.dg/graphite/interchange-mvt.c: Same.
 151
 152 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 153
 154         * gfortran.dg/graphite/id-19.f: New.
 155         * gfortran.dg/graphite/pr14741.f90: New.
 156         * gfortran.dg/graphite/pr41924.f90: New.
 157         * gfortran.dg/graphite/run-id-2.f90: New.
 158
 159 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 160
 161         PR middle-end/42988
 162         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
 163         to unknown_dependence.
 164         (graphite_legal_transform_dr): Handle the unknown_dependence.
 165         (graphite_carried_dependence_level_k): Same.
 166
 167 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 168
 169         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
 170
 171 2010-02-05  Sebastian Pop  <sebastian.pop@amd.com>
 172             Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 173
 174         PR middle-end/42637
 175         * graphite-dependences.c (build_lexicographical_constraint): Return
 176         a union of dependence polyhedra.
 177         (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
 178
 179         * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
 180         * gcc.dg/graphite/block-4.c: Same.
 181         * gcc.dg/graphite/block-7.c: Same.
 182         * gcc.dg/graphite/interchange-12.c: Same.
 183         * gcc.dg/graphite/interchange-mvt.c: Same.
 184         * gfortran.dg/graphite/interchange-1.f: XFAILed.
 185         * gfortran.dg/graphite/interchange-3.f90: XFAILed.
 186         * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
 187
 188 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 189
 190         * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
 191         the execution check to FAIL.  This testcase is miscompiled by Graphite
 192         and the check should be re-enabled.
 193         * gcc.dg/graphite/interchange-mvt.c: Same.
 194         * gcc.dg/graphite/block-0.c: Same.
 195         * gcc.dg/graphite/block-4.c: Same.
 196         * gcc.dg/graphite/block-7.c: Same.
 197
 198 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 199
 200         * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
 201         * gcc.dg/graphite/scop-0.c: Fix spaces.
 202         * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
 203         * gfortran.dg/graphite/block-2.f: Same.
 204         * gfortran.dg/graphite/block-3.f90: Same.
 205         * gfortran.dg/graphite/block-4.f90: Same.
 206         * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
 207         * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
 208
 209 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 210
 211         * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
 212         PDDR_ORIGINAL_SCATTERING_P.
 213         (pddr_is_empty): Rewritten.
 214         (print_dependence_polyhedron_layout): New.
 215         (print_pddr): New.
 216         (debug_pddr): New.
 217         (build_alias_set_powerset): Moved up.
 218         (poly_drs_may_alias_p): Moved up.
 219         (lexicographically_gt_p): Removed.
 220         (build_lexicographically_gt_constraint): Renamed
 221         build_lexicographical_constraint, reimplemented.
 222         (dependence_polyhedron_1): Simplified parameters.
 223         (dependence_polyhedron): Same.  Keep along empty PDDRs
 224         to make efficient use of the cache.
 225         (reduction_dr_p): Compute the PBBs don't pass them as parameters.
 226         (graphite_legal_transform_dr): Rewritten.
 227         (graphite_legal_transform_bb): Pass fewer arguments to
 228         graphite_legal_transform_dr.
 229         (graphite_carried_dependence_level_k): Simplified implementation.
 230         (dot_original_deps_stmt_1): Call dependence_polyhedron.
 231         (dot_transformed_deps_stmt_1): Same.
 232         (dot_original_deps): Same.
 233         (dot_transformed_deps): Same.
 234         * graphite-dependences.h (struct poly_ddr): Added a new field
 235         original_scattering_p.
 236         (PDDR_ORIGINAL_SCATTERING_P): New.
 237         (print_pddr): Declared.
 238         (debug_pddr): Declared.
 239         * graphite-ppl.c: Clarify comment.
 240         * sese.h (print_gimple_bb): Removed unused declaration.
 241         (debug_gbb): Same.
 242
 243 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 244
 245         * g++.dg/graphite/graphite.exp: Rewritten.
 246         * gcc.dg/graphite/graphite.exp: Rewritten.
 247         * gfortran.dg/graphite/graphite.exp: Rewritten.
 248         * gcc.dg/graphite/block-0.c: Added runtime test.
 249         * gcc.dg/graphite/block-1.c: Same.
 250         * gcc.dg/graphite/block-3.c: Same.
 251         * gcc.dg/graphite/block-4.c: Same.
 252         * gcc.dg/graphite/block-5.c: Same.
 253         * gcc.dg/graphite/block-6.c: Same.
 254         * gcc.dg/graphite/block-7.c: Same.
 255         * gcc.dg/graphite/interchange-0.c: Same.
 256         * gcc.dg/graphite/interchange-1.c: Same.
 257         * gcc.dg/graphite/interchange-10.c: Same.
 258         * gcc.dg/graphite/interchange-11.c: Same.
 259         * gcc.dg/graphite/interchange-12.c: Same.
 260         * gcc.dg/graphite/interchange-2.c: Same.
 261         * gcc.dg/graphite/interchange-3.c: Same.
 262         * gcc.dg/graphite/interchange-4.c: Same.
 263         * gcc.dg/graphite/interchange-5.c: Same.
 264         * gcc.dg/graphite/interchange-6.c: Same.
 265         * gcc.dg/graphite/interchange-7.c: Same.
 266         * gcc.dg/graphite/interchange-8.c: Same.
 267         * gcc.dg/graphite/interchange-9.c: Same.
 268         * gcc.dg/graphite/interchange-mvt.c: Same.
 269         * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
 270
 271 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 272
 273         * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
 274           background.
 275
 276 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 277
 278         * common.opt: Add -fgraphite-cloog-opts.
 279         * graphite-clast-to-gimple.c (set_cloog_options): Same.
 280         * opts.c (decode_options): Same.
 281
 282 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 283
 284         * gcc.dg/graphite/id-17.c: New.
 285         * gcc.dg/graphite/pr41888.c: New.
 286         * gcc.dg/graphite/scop-22.c: New.
 287         * gfortran.dg/graphite/pr40982.f90: New.
 288
 289 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 290
 291         * graphite-dependences.c: Clarify comments.
 292         (build_pddr): Add an extra parameter direction.
 293         (graphite_legal_transform_dr): Use build_pddr.
 294         (dot_original_deps_stmt_1): Update use of build_pddr.
 295         (dot_transformed_deps_stmt_1): Same.
 296         (dot_original_deps): Same.
 297         (dot_transformed_deps): Same.
 298
 299         * gcc.dg/graphite/interchange-12.c: New.
 300         * gcc.dg/graphite/block-7.c: New.
 301
 302 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 303
 304         * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
 305         (pddr_transformed_scattering): Removed.
 306         (graphite_legal_transform_dr): Use build_pddr.
 307         (dot_original_deps_stmt_1): Same.
 308         (dot_transformed_deps_stmt_1): Same.
 309         (dot_original_deps): Same.
 310         (dot_transformed_deps): Same.
 311
 312 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 313
 314         * graphite-dependences.c (lexicographically_gt_p): Add comments.
 315         (build_lexicographically_gt_constraint): Same.
 316         (dependence_polyhedron_1): Same.
 317         (dependence_polyhedron): Same.
 318
 319 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 320
 321         * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
 322         (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
 323         (lexicographically_gt_p): Change type of direction to int.
 324         (build_lexicographically_gt_constraint): Same.
 325         (dependence_polyhedron_1): Same.
 326         (dependence_polyhedron): Same.
 327         (pddr_original_scattering): Use integers for direction.
 328         (pddr_transformed_scattering): Same.
 329         (graphite_legal_transform_dr): Same.
 330         (graphite_carried_dependence_level_k): Same.
 331
 332 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 333
 334         * graphite-dependences.c (build_pairwise_constraint): Renamed
 335         ppl_build_relation.  Moved...
 336         (dr_equality_constraints): Use ppl_build_relation.
 337         (build_pairwise_scheduling_equality): Same.
 338         (build_pairwise_scheduling_inequality): Same.
 339         * graphite-ppl.c (ppl_build_relation): ...here.
 340         * graphite-ppl.h (ppl_build_relation): Declared.
 341
 342 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 343
 344         PR middle-end/42681
 345         * graphite-clast-to-gimple.c (gloog_error): New static variable.
 346         (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
 347         Set gloog_error when such an expression failed to be built.
 348         (translate_clast): Early return when gloog_error is set.
 349         (gloog): Clear gloog_error.  When gloog_error is set, call
 350         set_ifsese_condition to enable the original code.  Return the status
 351         of the code generation based on gloog_error.
 352         * sese.c (set_ifsese_condition): New.
 353         * sese.h (set_ifsese_condition): Declared.
 354
 355         * g++.dg/graphite/pr42681.C: New.
 356
 357 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 358
 359         PR middle-end/42732
 360         * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
 361         rename_nb_iterations.
 362         * sese.c (rename_variables_in_operand): New.
 363         (rename_variables_in_expr): New.
 364         (rename_nb_iterations): New.
 365         (sese_adjust_liveout_phis): Update the rename_map.
 366         * sese.h (rename_nb_iterations): Declared.
 367         * tree-scalar-evolution.c (scev_reset_htab): New.
 368         (scev_reset): Call scev_reset_htab.
 369         * tree-scalar-evolution.h (scev_reset_htab): Declared.
 370
 371         * gfortran.dg/graphite/pr42732.f: New.
 372
 373 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 374
 375         PR middle-end/42393
 376         * graphite-clast-to-gimple.c: Fix formatting.
 377         * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
 378         (expr_defined_in_loop_p): New.
 379         (add_loop_exit_phis): Also handle full expressions: remove from
 380         the rename_map the expressions defined in the loop that we're closing.
 381
 382         * gfortran.dg/graphite/pr42393-1.f90: New.
 383         * gfortran.dg/graphite/pr42393.f90: Add new flags
 384         -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
 385         make this testcase useful in the Graphite branch.
 386
 387 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 388
 389         * graphite-scop-detection.c (exclude_component_ref): Removed.
 390         (is_simple_operand): Removed.
 391         (stmt_simple_for_scop_p): Remove use of is_simple_operand.
 392
 393 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 394
 395         PR middle-end/42221
 396         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 397         the array indexing of ADDR_EXPRs.
 398
 399         * gcc.dg/graphite/pr42221.c: New.
 400
 401 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 402
 403         PR middle-end/42521
 404         * graphite.c (graphite_finalize): Call scev_reset.
 405         (graphite_transform_loops): Do not call scev_reset between the code
 406         generation of scops.
 407
 408         * gcc.dg/graphite/pr42521.c: New.
 409
 410 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 411
 412         * graphite-interchange.c (memory_stride_in_loop): Renamed
 413         pdr_stride_in_loop.
 414         (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
 415         (memory_strides_in_loop): Memoize the memory strides per loop.
 416         (lst_interchange_profitable_p): Do not initialize to zero the memory
 417         strides.
 418         * graphite-poly.h (struct lst): Add a field memory_strides.
 419         (LST_LOOP_MEMORY_STRIDES): New.
 420         (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
 421         (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
 422
 423 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 424
 425         * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
 426         memory_strides_in_loop.  Gather memory strides on a whole loop.
 427         (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
 428         (lst_interchange_profitable_p): Removed.
 429         (lst_try_interchange_loops): Call lst_interchange_profitable_p.
 430
 431 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 432
 433         Revert patch 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 434         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 435         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 436         Remove context_loop and level.
 437
 438 2010-01-07  Richard Guenther  <rguenther@suse.de>
 439
 440         PR tree-optimization/42641
 441         * sese.c (rename_map_elt_info): Use the SSA name version, do
 442         not hash pointers.
 443
 444 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 445
 446         * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
 447         blocked" only when both the strip mine and the interchange have
 448         been applied.
 449
 450         * gcc.dg/graphite/block-2.c: Removed.
 451         * gcc.dg/graphite/block-3.c: Add scan pattern.
 452         * gcc.dg/graphite/block-4.c: Same.
 453         * gcc.dg/graphite/block-5.c: Same.
 454         * gcc.dg/graphite/block-6.c: Same.
 455
 456 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 457
 458         * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
 459         before allocating a new one.
 460         (copy_renames): Check that slot is not NULL.
 461         (mark_bb_with_pbb): Same.
 462         (compute_cloog_iv_types_1): Same.
 463         * graphite-interchange.c (lst_perfect_nestify): Free the before,
 464         nest, and after LSTs.
 465         (lst_try_interchange_loops): Same.
 466
 467 2010-01-05  Sebastian Pop  <sebastian.pop@amd.com>
 468
 469         PR middle-end/42178
 470         * graphite-interchange.c (lst_try_interchange_loops): Do not return
 471         the before, nest, and after LSTs.
 472         (lst_try_interchange): Removed.
 473         (lst_interchange_select_inner): Do not iterate over the LSTs if they
 474         were modified.
 475         (lst_interchange_select_outer): Apply interchange on the outer loop
 476         until there are no more changes in the inner loops.
 477
 478 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 479
 480         Revert patch fixing PR middle-end/42221.
 481
 482 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 483
 484         PR middle-end/42180
 485         * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
 486         GIMPLE_CALL.
 487
 488         * gfortran.dg/graphite/pr42180.f90: Add compile flags.
 489
 490 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 491
 492         PR middle-end/42180
 493         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
 494         that contain only one statement.
 495
 496         * gfortran.dg/graphite/pr42180.f90: New.
 497
 498 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 499
 500         PR middle-end/42393
 501         * gfortran.dg/graphite/pr42393.f90: New.
 502
 503 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 504
 505         PR middle-end/42186
 506         * gfortran.dg/graphite/pr42186.f90: New.
 507
 508 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 509
 510         PR middle-end/42205
 511         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
 512         Insert the reduction copy in the same block as the phi node.
 513         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
 514
 515         * gcc.dg/graphite/pr42205-1.c: New.
 516         * gcc.dg/graphite/pr42205-2.c: New.
 517
 518 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 519
 520         PR middle-end/42221
 521         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 522         the array indexing of ADDR_EXPRs.
 523
 524         * gcc.dg/graphite/pr42221.c: New.
 525
 526 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 527
 528         PR middle-end/42178
 529         PR middle-end/42334
 530         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
 531         index.  Call lst_interchange_select_inner only once.
 532         (lst_interchange_select_inner): Update use of lst_try_interchange.
 533         (lst_interchange_select_outer): Update.
 534
 535 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 536
 537         PR middle-end/42178
 538         PR middle-end/42334
 539         * graphite-interchange.c (lst_try_interchange): Do not increment the
 540         the OUTER index when there is no AFTER kernel.  Do not increment the
 541         OUTER index for after processing the AFTER kernel.
 542         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
 543         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
 544         index.  Do not pass to lst_interchange_select_inner the OUTER index.
 545         (scop_do_interchange): Update use of lst_interchange_select_outer.
 546
 547         * gfortran.dg/graphite/graphite.exp
 548         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
 549         * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
 550         the graphite dump file.
 551         * gfortran.dg/graphite/interchange-2.f: Same.
 552         * gfortran.dg/graphite/pr42334-1.f: New.
 553
 554 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 555
 556         PR middle-end/42178
 557         PR middle-end/42334
 558         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
 559         that are empty.
 560         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
 561         (lst_try_interchange): Reimplemented.
 562         (lst_interchange_select_inner): Same.
 563         (lst_do_interchange): Renamed lst_interchange_select_outer.
 564         Reimplemented.
 565         (scop_do_interchange): Update use of lst_interchange_select_outer.
 566
 567         * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
 568         * gcc.dg/graphite/block-0.c: Un-XFAILed.
 569         * gcc.dg/graphite/pr42211.c: New.
 570         * gfortran.dg/graphite/pr42334.f90: New.
 571
 572 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
 573
 574         PR middle-end/42181
 575         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
 576         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
 577
 578         * gfortran.dg/graphite/pr42181.f90: New.
 579
 580 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
 581
 582         PR middle-end/42284
 583         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
 584         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
 585         (detect_commutative_reduction_arg): Simplified.
 586         (detect_commutative_reduction): Early return when the argument of
 587         the close phi is not of an SSA_NAME.
 588
 589         * gcc.dg/graphite/pr42284.c: New.
 590
 591 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
 592
 593         * dbgcnt.def (graphite_scop): New counter.
 594         * graphite.c: Include dbgcnt.h
 595         (graphite_transform_loops): Use new counter to limit transformations.
 596
 597 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
 598
 599         PR middle-end/42285
 600         * graphite-scop-detection.c (graphite_can_represent_init): Also
 601         handle more complex MULT_EXPRs containing parameters by recursion
 602         on the structure.
 603
 604         * gfortran.dg/graphite/pr42285.f90: New.
 605
 606 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
 607
 608         * g++.dg/graphite/pr42130.C: Fix type.
 609
 610 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
 611
 612         * g++.dg/graphite/pr42130.C: Correct testcase.
 613
 614 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 615
 616         * Merge from mainline (154493:154734).
 617
 618 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 619
 620         * Merge from mainline (151362:154491).
 621
 622 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
 623
 624         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
 625         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
 626
 627 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 628
 629         PR middle-end/42130
 630         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
 631         translate_clast_for_loop): New.
 632         (translate_clast_for): Add a condition around the loop, to do not
 633         execute loops with zero iterations.
 634         * g++.dg/graphite/pr42130.C: New.
 635         * gcc.dg/graphite/pr35356-2.c: Adapt.
 636
 637 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 638
 639         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 640         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 641         Remove context_loop and level.
 642
 643 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 644
 645         * graphite-clast-to-gimple.c (translate_clast_user,
 646         translate_clast_for, translate_clast_guard): Simplify and move common
 647         elements to translate_clast().
 648         (translate_clast): Simplify and get common elements.
 649
 650 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 651
 652         * graphite-clast-to-gimple.c (translate_clast_user,
 653         translate_clast_for, translate_clast_guard): Split out of
 654         translate_clast.
 655
 656 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
 657
 658         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
 659         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
 660         debug_clast_name_indexes_1, debug_clast_name_indexes,
 661         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
 662         (clast_name_to_gcc, clast_to_gcc_expression,
 663         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
 664         gcc_type_for_clast_eq, graphite_translate_clast_equation,
 665         graphite_create_guard_cond_expr, graphite_create_new_loop,
 666         translate_clast): Add params_index.
 667         (initialize_cloog_names): Create parameter strings from scratch, do
 668         not reference other strings.
 669         (create_params_index): New.
 670         (gloog): Initialize params_index.
 671         * graphite-scop-detection (free_scops_1): Removed.
 672         (limit_scops): Use normal free_scops.
 673         * graphite-sese-to-poly.c (save_var_names): Removed.
 674         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
 675         and SESE_PARAMS_INDEX.
 676         * sese.c (new_sese, free_sese): Dito.
 677         * sese.h (struct sese): Remove params_index, params_names.
 678         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
 679
 680 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 681
 682         Revert the following patch from 2009-09-14:
 683         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
 684         tree-scalar-evolution.h, and then tree-data-ref.h.
 685         * graphite-clast-to-gimple.c: Same.
 686         * graphite-dependences.c: Same.
 687         * graphite-interchange.c: Same.
 688         * graphite-poly.c: Same.
 689         * graphite-scop-detection.c: Same.
 690         * graphite-sese-to-poly.c: Same.
 691         * graphite.c: Same.
 692         * lambda-code.c: Same.
 693         * matrix-reorg.c: Same.
 694         * tree-data-ref.c: Same.
 695         * tree-if-conv.c: Same.
 696         * tree-loop-distribu: Same.: Same.
 697         * tree-loop-linear.c: Same.
 698         * tree-parloops.c: Same.
 699         * tree-predcom.c: Same.
 700         * tree-vect-patterns.c: Same.
 701
 702 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 703
 704         Revert patch from 2009-09-14.
 705         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
 706         passes at -O1 and below.
 707
 708 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 709
 710         PR middle-end/40281
 711         * gcc.dg/graphite/pr40281.c: New.
 712
 713         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
 714         evolutions should not variate in inner loops.
 715
 716 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 717
 718         PR middle-end/42050
 719         * gfortran.dg/graphite/pr42050.f90: New.
 720
 721 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 722
 723         * graphite-interchange.c (memory_strides_in_loop_depth): New.
 724         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
 725
 726 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 727
 728         * graphite-blocking.c (scop_do_block): New.
 729         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
 730         * graphite-poly.h (scop_do_block): Declared.
 731
 732 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 733
 734         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
 735         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
 736         to transform depth into the time_depth before calling
 737         pbb_number_of_iterations_at_time.
 738         (lst_do_strip_mine): Use a scalar variable instead of recomputing
 739         lst_depth.
 740
 741 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 742
 743         Reverted the patch for "scattering permutations" from 2009-10-28.
 744
 745         * graphite-poly.c (print_permutation): New.
 746         (debug_permutation): New.
 747         (new_poly_bb): Initialize PBB_PERMUTATION.
 748         (free_poly_bb): Free PBB_PERMUTATION.
 749         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 750         (struct pbb_permutation_elt): New.
 751         (PBB_PERMUTATION_ELT_STRIDE): New.
 752         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 753         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 754         (new_pbb_permutation_elt): New.
 755         (pbb_permutation_elt_free): New.
 756         (struct poly_bb): Add field permutation.
 757         (PBB_PERMUTATION): New.
 758         (print_permutation): Declared.
 759         (debug_permutation): Declared.
 760
 761 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 762
 763         * graphite-interchange.c (build_partial_difference): New.
 764         (memory_stride_in_loop): Refactored the computation of
 765         equality constraints into build_partial_difference function.
 766         Added support for debugging stride computations.
 767
 768 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 769
 770         * graphite-clast-to-gimple.c (gloog): Free if_region,
 771         if_region->true_region, and if_region->region.
 772         * sese.c (if_region_set_false_region): Free if_region->false_region.
 773         (create_if_region_on_edge): Do not use GGC_NEW.
 774         (move_sese_in_condition): Remove useless initialization.
 775
 776 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 777
 778         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
 779         for the loops created by the loop distribution.  Do not modify the
 780         input LSTs.
 781         (lst_try_interchange_loops): Same.  Use a temporary LST for the
 782         transformed schedule.  Call lst_update_scattering before data
 783         dependence analysis.
 784         (lst_try_interchange): Pass an extra parameter INDEX.
 785         (lst_do_interchange_1): New.
 786         (lst_do_interchange): Call lst_do_interchange_1.
 787         (scop_do_interchange): Call lst_update_scattering.
 788         * graphite-poly.c (apply_poly_transforms): Do not call
 789         lst_update_scattering.
 790         * graphite-poly.h (lst_pred): New.
 791         (lst_succ): New.
 792         (lst_find_first_pbb): Return NULL when not found.
 793         (lst_empty_p): New.
 794         (lst_insert_in_sequence): Allow LST1 to be NULL.
 795         (lst_replace): New.
 796         (lst_substitute_3): New.
 797         * gcc.dg/graphite/interchange-1.c: XFail.
 798         * gcc.dg/graphite/interchange-8.c: XFail.
 799         * gcc.dg/graphite/interchange-11.c: XFail.
 800
 801 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 802
 803         * graphite-interchange.c (lst_perfectly_nested_p): New.
 804         (lst_perfect_nestify): New.
 805         (lst_try_interchange_loops): Call store_lst_schedule,
 806         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
 807         (scop_do_interchange): Avoid redundant legality test.
 808         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
 809         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
 810         * graphite-poly.h (psct_static_dim): New.
 811         (lst_dewey_number_at_depth): New.
 812         (lst_find_pbb): Restructured.
 813         (lst_find_first_pbb): Restructured.
 814         (lst_find_last_pbb): New.
 815         (lst_contains_p): New.
 816         (lst_contains_pbb): New.
 817         (lst_create_nest): New.
 818         (lst_remove_from_sequence): New.
 819         (pbb_update_scattering): New.
 820         (lst_update_scattering_under): New.
 821         (lst_update_scattering_seq): New.
 822         (lst_update_scattering): New.
 823         (lst_insert_in_sequence): New.
 824         (lst_distribute_lst): New.
 825         (lst_remove_all_before_including_pbb): New.
 826         (lst_remove_all_before_excluding_pbb): New.
 827
 828 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 829
 830         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
 831         get_loop_exit_edges.
 832
 833 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 834
 835         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
 836
 837 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 838
 839         * graphite-poly.c (print_permutation): New.
 840         (debug_permutation): New.
 841         (new_poly_bb): Initialize PBB_PERMUTATION.
 842         (free_poly_bb): Free PBB_PERMUTATION.
 843         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 844         (struct pbb_permutation_elt): New.
 845         (PBB_PERMUTATION_ELT_STRIDE): New.
 846         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 847         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 848         (new_pbb_permutation_elt): New.
 849         (pbb_permutation_elt_free): New.
 850         (struct poly_bb): Add field permutation.
 851         (PBB_PERMUTATION): New.
 852         (print_permutation): Declared.
 853         (debug_permutation): Declared.
 854
 855 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 856
 857         * graphite-clast-to-gimple.c (gloog): Do not call
 858         sese_reset_aux_in_loops.
 859         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
 860         extra argument for domains.  Do not use loop->aux.
 861         (build_scop_iteration_domain): Initialize and free domains, pass it
 862         to build_loop_iteration_domains and extract the information from
 863         domains.  Do not use loop->aux.
 864         * sese.c (sese_reset_aux_in_loops): Removed.
 865         * sese.h (sese_reset_aux_in_loops): Removed.
 866
 867 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 868
 869         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
 870         (dependency_in_loop_p): Same.
 871         (translate_clast): Do not use loop->aux.  Initialize
 872         loop->can_be_parallel.
 873         (mark_loops_parallel): Removed.
 874         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
 875         * graphite.c (free_aux_in_new_loops): Removed.
 876         (graphite_finalize): Do not call free_aux_in_new_loops.
 877         (graphite_transform_loops): Do not call mark_loops_parallel.
 878
 879 2009-10-26  Li Feng  <nemokingdom@gmail.com>
 880
 881         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
 882         (translate_clast): Pass an extra parameter LEVEL.
 883         Call get_scattering_level.
 884         * graphite-clast-to-gimple.h (get_scattering_level): New.
 885
 886 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 887
 888         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
 889         * cfgloop.h (struct loop): New field single_iv.
 890
 891         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
 892         loop->aux anymore: use loop->single_iv.
 893         (graphite_loop_normal_form): Moved...
 894         (build_graphite_loop_normal_form): Removed.
 895         (gloog): Do not call build_graphite_loop_normal_form.
 896         (free_aux_in_new_loops): Moved...
 897         (mark_loops_parallel): Restructure.
 898         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
 899         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
 900         (scop_canonicalize_loops): New.
 901         (build_poly_scop): Call scop_canonicalize_loops.
 902         * graphite.c (free_aux_in_new_loops): ...here.
 903
 904 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 905
 906         * g++.dg/graphite/graphite.exp: Add the same rules as in
 907         gcc.dg/graphite/graphite.exp.
 908
 909 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 910
 911         * g++.dg/graphite/id-1.C: New.
 912
 913 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 914
 915         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
 916         argument base_name.
 917         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
 918         (rewrite_phi_out_of_ssa): Same.
 919         (rewrite_cross_bb_scalar_deps): Same.
 920         (translate_scalar_reduction_to_array): Same.
 921
 922 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 923
 924         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
 925         dump_alias_graphs.
 926
 927 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 928
 929         * graphite-sese-to-poly.c (dump_alias_graphs): New.
 930         (build_scop_drs): Call dump_alias_graphs.
 931
 932 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 933
 934         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
 935         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 936         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
 937         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 938         * graphite-poly.h (free_lst): New.
 939         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
 940         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
 941
 942 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 943
 944         * graphite-poly.h (struct scop): Add a field saved_schedule.
 945         (SCOP_SAVED_SCHEDULE): New.
 946         (store_lst_schedule): New.
 947         (restore_lst_schedule): New.
 948         (store_scattering): Call store_lst_schedule.
 949         (restore_scattering): Call restore_lst_schedule.
 950
 951 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 952
 953         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
 954         (pdr_add_alias_set): Same.
 955         (build_poly_dr): Same.
 956         (build_alias_set_optimal_p): Same.
 957         (build_base_obj_set_for_drs): Same.  Do not store the result of
 958         graphds_dfs.
 959
 960 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 961
 962         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
 963         all_components_are_cliques to 1.
 964
 965 2009-10-20  Li Feng  <nemokingdom@gmail.com>
 966
 967         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
 968         the new structure.
 969         (pdr_add_alias_set): Update retrieving alias_set_num.
 970         (build_poly_dr): Update retrieving dr_base_object_set.
 971         (partition_drs_to_sets): Remove.
 972         (build_alias_set_optimal_p): New.
 973         (build_alias_set_for_drs): Rename.
 974         (build_scop_drs): Update.
 975         * graphite-sese-to-poly.h (struct base_alias_pair): New.
 976         (ALIAS_SET_INDEX): Remove.
 977         (BASE_OBJECT_SET_INDEX): Remove.
 978
 979 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 980
 981         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
 982
 983 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 984
 985         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
 986         loop upper bounds for 1-element arrays at end of structures.
 987         * tree-flow.h (array_at_struct_end_p): Declared.
 988         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
 989
 990 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 991
 992         * g++.dg/graphite/pr41305.C: New.
 993
 994 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
 995
 996         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
 997         construction of parameter constraints from loop iteration analysis.
 998         * gcc.dg/graphite/run-id-2.c: New test.
 999
1000 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1001
1002         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1003         and new_cstr.
1004
1005 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1006
1007         * graphite-dependences.c (dependence_polyhedron_1): Remove
1008         unused gdim dimensions from the DDR polyhedron.
1009
1010 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1011
1012         * graphite-dependences.c (pddr_transformed_scattering): New.
1013         (dot_original_deps_stmt_1): New.
1014         (dot_transformed_deps_stmt_1): New.
1015         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1016         dot_transformed_deps_stmt_1.
1017         (dot_original_deps): New.
1018         (dot_transformed_deps): New.
1019         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1020
1021 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1022
1023         * graphite-dependences.c (reduction_dr_1): Remove wrong
1024         assert: reduction BBs can have multiple reduction writes
1025         to memory.  interchange-3.f90 is an example.
1026
1027 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1028
1029         * gfortran.dg/graphite/interchange-3.f90: New.
1030
1031 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1032
1033         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1034
1035 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1036
1037         * graphite-dependences.c (dependence_polyhedron_1): Add the
1038         context to the dependence polyhedron.
1039
1040 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1041
1042         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1043         PBB_PDR_DUPLICATES_REMOVED.
1044         (new_poly_bb): Same.
1045
1046 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1047
1048         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1049         SCOP_CONTEXT.
1050         (build_loop_iteration_domains): Extract bounds on parameters
1051         based on the data size.
1052         (build_scop_context): Do not initialize SCOP_CONTEXT;
1053         add new constraints.
1054
1055 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1058         * graphite-ppl.h (graphite-ppl.h): Declared.
1059
1060 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1061
1062         * graphite-ppl.c (ppl_print_linear_expr): New.
1063         (debug_ppl_linear_expr): New.
1064         * graphite-ppl.h (ppl_print_linear_expr): Declared.
1065         (debug_ppl_linear_expr): Declared.
1066
1067 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1068
1069         * graphite-interchange.c: Fix comments.
1070         * gcc.dg/graphite/block-1.c: Fix comments.
1071
1072 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1073
1074         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1075         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1076
1077 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1078
1079         Reapply the patch from Alexander Monakov that disappeared during
1080         the last merges from trunk.
1081
1082         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1083
1084         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1085         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1086
1087 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1088
1089         * graphite-interchange.c (memory_stride_in_loop): The depth
1090         argument corresponds to a dynamic time dimension, so use
1091         psct_dynamic_dim to refer to the transformed scattering dimension.
1092
1093 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1094
1095         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1096
1097 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1098
1099         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1100         root of the LST.
1101         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1102         the root of the LST.
1103         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1104         fake loop.
1105         (print_lst): Print the root of LST in a different format.
1106         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1107
1108 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1109
1110         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1111
1112 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1113
1114         * doc/passes.texi: Document the Graphite infrastructure.
1115
1116 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1117
1118         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1119         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1120         and check the SSA representation.
1121
1122         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1123
1124 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1125
1126         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1127
1128 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1129
1130         * gcc.dg/graphite/interchange-11.c: New.
1131
1132 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1133
1134         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1135
1136 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1137
1138         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1139         Add -fno-loop-strip-mine and -fno-loop-interchange.
1140         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1141         -fno-loop-strip-mine.
1142         * gfortran.dg/graphite/graphite.exp: Same.
1143
1144 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1145
1146         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1147         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1148         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1149         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1150         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1151         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1152         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1153         DEFAULT_FLAGS_GRAPHITE_SCOP.
1154         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1155         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1156
1157 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1158
1159         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1160
1161 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1162             Sebastian Pop  <sebastian.pop@amd.com>
1163
1164         * graphite-interchange.c (build_linearized_memory_access): Pass an
1165         offset as parameter.
1166         (memory_stride_in_loop): Include transform scattering in the
1167         access functions to be able to querry the strides in the
1168         transformed loops.
1169         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1170         not the psct_iterator_dim.
1171
1172 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1173
1174         * graphite-blocking.c (pbb_do_strip_mine): Removed.
1175         (lst_do_strip_mine_loop): New.
1176         (lst_do_strip_mine): New.
1177         (scop_do_strip_mine): Call lst_do_strip_mine.
1178         * graphite-poly.h (lst_add_loop_under_loop): New.
1179         (lst_find_first_pbb): New.
1180
1181 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1182
1183         * graphite-poly.c (loop_to_lst): Fix LST creation.
1184
1185 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1186
1187         * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1188         sizeof(unsigned long) to make it run on 32bit systems.
1189
1190 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1191
1192         * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1193         SEGFAULT on 32bit.
1194
1195 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1196
1197         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1198         Comment.
1199         (write_alias_graph_to_ascii_dot): New.
1200         (write_alias_graph_to_ascii_ecc): Ditto.
1201         (partition_drs_to_sets): Add testing of optimality of current method
1202         which assigns alias numbers according to DFS Comopnent number.  used
1203         as heuristic for the upcoming ECC algorithm.
1204         (build_scop_drs): Write to file also with the ecc and dot format.
1205
1206 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1207
1208         * gfortran.dg/graphite/interchange-1.f: XFail.
1209
1210 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1211
1212         * graphite.c (graphite_initialize): Do not handle functions with
1213         more than 100 basic blocks.
1214
1215 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1216
1217         * graphite-blocking.c (pbb_do_strip_mine): Use
1218         PARAM_LOOP_BLOCK_TILE_SIZE.
1219
1220 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1221
1222         * graphite-poly.c (dot_lst_1): New.
1223         (dot_lst): New.
1224         * graphite-poly.h (dot_lst): Declared.
1225
1226 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1227
1228         * graphite-dependences.c (dot_deps_stmt_1): New.
1229         (dot_deps_stmt): New.
1230         * graphite-dependences.h (dot_deps_stmt): Declared.
1231
1232 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1233
1234         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1235         not replace cross BB scalar dependences ending on PHI nodes.
1236         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1237
1238 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1239
1240         * graphite-poly.c (apply_poly_transforms): Implement the high
1241         level driver for flag_loop_block.
1242         * opts.c (decode_options): Enable flag_loop_block at -O2.
1243         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1244         flag_loop_block.
1245
1246         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1247         -floop-block.
1248         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1249         Add -floop-block.
1250
1251 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1252
1253         * graphite-poly.h (lst_find_pbb): New.
1254         (find_lst_loop): New.
1255
1256 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1257
1258         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1259         * graphite-poly.h (struct scop): Remove dep_graph field.
1260         (SCOP_DEP_GRAPH): Removed.
1261
1262 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1263
1264         * graphite-poly.h (copy_lst): Do full copy of LST.
1265
1266 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
1267
1268         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1269         when the loop stride is zero.
1270
1271         * gcc.dg/graphite/id-16.c: New.
1272
1273 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1274
1275         * graphite-dependences.c (reduction_dr_1): New.
1276         (reduction_dr_p): New.
1277         (graphite_legal_transform_dr): Call reduction_dr_p.
1278         (reduction_ddr): Renamed reduction_ddr_p.
1279         * graphite-poly.h (same_pdr_p): New.
1280         (number_of_write_pdrs): New.
1281         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1282         (split_reduction_stmt): Do not split reduction statements
1283         when there are no writes to memory.
1284         (translate_scalar_reduction_to_array_for_stmt): Insert the
1285         memory reduction statement just after the scalar reduction statement.
1286
1287         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1288         Un-XFAIL-ed.
1289         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1290         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1291
1292 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1293
1294         * graphite-interchange.c (lst_apply_interchange): New.
1295         (lst_interchange_profitable_p): New.
1296         (lst_try_interchange_loops): New.
1297         (lst_try_interchange): New.
1298         (lst_do_interchange): New.
1299         (pbb_do_interchange): Removed.
1300         (scop_do_interchange): Call lst_do_interchange.
1301
1302 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1303
1304         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1305         SCOP_TRANSFORMED_SCHEDULE.
1306         (loop_to_lst): New.
1307         (scop_to_lst): New.
1308         (print_lst): New.
1309         (debug_lst): New.
1310         * graphite-poly.h (lst_p): New.
1311         (struct lst): New.
1312         (LST_LOOP_P): New.
1313         (LST_LOOP_FATHER): New.
1314         (LST_PBB): New.
1315         (LST_SEQ): New.
1316         (scop_to_lst): Declared.
1317         (print_lst): Declared.
1318         (debug_lst): Declared.
1319         (new_lst_loop): New.
1320         (new_lst_stmt): New.
1321         (copy_lst): New.
1322         (lst_depth): New.
1323         (lst_dewey_number): New.
1324         (struct scop): Add original_schedule and transformed_schedule fields.
1325         (SCOP_ORIGINAL_SCHEDULE): New.
1326         (SCOP_TRANSFORMED_SCHEDULE): New.
1327         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1328
1329 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1330
1331         * graphite-dependences.c (reduction_ddr): New.
1332         (graphite_legal_transform_bb): Call reduction_ddr.
1333         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1334         Initialize PBB_IS_REDUCTION.
1335         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1336         (PBB_IS_REDUCTION): New.
1337         (new_poly_bb): Update declaration.
1338         * graphite-scop-detection.h (build_scop_bbs): Removed.
1339         (nb_reductions_in_loop): Removed.
1340         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1341         parameter for reductions.
1342         (try_generate_gimple_bb): Update call to new_poly_bb.
1343         (build_scop_bbs_1): Same.
1344         (build_scop_bbs): Same.
1345         (gsi_for_phi_node): New.
1346         (scalar_close_phi_node_p): Remove gcc_assert.
1347         (split_reduction_stmt): New.
1348         (is_reduction_operation_p): New.
1349         (phi_contains_arg): New.
1350         (follow_ssa_with_commutative_ops): New.
1351         (detect_commutative_reduction_arg): New.
1352         (detect_commutative_reduction_assign): New.
1353         (follow_inital_value_to_phi): New.
1354         (edge_initial_value_for_loop_phi): New.
1355         (initial_value_for_loop_phi): New.
1356         (detect_commutative_reduction): New.
1357         (translate_scalar_reduction_to_array_for_stmt): New.
1358         (insert_copyout): New.
1359         (insert_copyin): New.
1360         (translate_scalar_reduction_to_array): New.
1361         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1362         (rewrite_commutative_reductions_out_of_ssa_loop): New.
1363         (rewrite_commutative_reductions_out_of_ssa): New.
1364         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1365         * sese.h (split_region_for_bb): New.
1366
1367         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1368         * gcc.dg/graphite/interchange-1.c: Fix format.
1369         * gcc.dg/graphite/interchange-10.c: New.
1370
1371 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1372
1373         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1374         buggy assert.
1375
1376 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1377
1378         * graphite-sese-to-poly.c (scev_analyzable_p): New.
1379         (rewrite_cross_bb_scalar_dependence): New.
1380         (rewrite_cross_bb_scalar_deps): New.
1381         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1382         Call rewrite_cross_bb_scalar_deps.
1383
1384 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1385
1386         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1387         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1388         gsi_for_stmt.
1389
1390 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1391
1392         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1393         * graphite-interchange.c (pbb_do_interchange): Same.
1394         * graphite-poly.c (print_scattering_function): Same.
1395         (debug_pdrs): Same.
1396         * graphite-poly.h (pbb_loop): New.
1397         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1398
1399 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1400
1401         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1402
1403 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1404
1405         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1406         so don't pass a pointer to it.
1407         (build_alias_set_for_drs): Same.
1408         (build_base_obj_set_for_drs): Same.
1409         (build_scop_drs): Same.
1410
1411 2009-09-26  Li Feng  <nemokingdom@gmail.com>
1412
1413         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1414         the alias graph of data references.
1415
1416 2009-09-25  Li Feng  <nemokingdom@gmail.com>
1417
1418         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1419         (build_scop_drs): When debugging, write the alias graph to file,
1420         otherwise, should be disabled.
1421
1422 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1423
1424         * Merge from mainline (151310:151361).
1425
1426 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1427
1428         * Merge from mainline (151171:151310).
1429
1430 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1431
1432         * Merge from mainline (151171:151806).
1433
1434 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1435
1436         * Revert the last commit.
1437
1438 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1439
1440         * Merge from mainline (151171:151819).
1441
1442 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1443
1444         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1445         (is_simple_operand): Remove call to stmt_simple_memref_p.
1446         (stmt_simple_for_scop_p): Update call to is_simple_operand.
1447
1448 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
1449
1450         * gcc.dg/graphite/interchange-mvt.c: New File.
1451         * gcc.dg/graphite/scop-dsyrk.c: New File.
1452         * gcc.dg/graphite/scop-dsyr2k.c: New File.
1453         * gcc.dg/graphite/scop-mvt.c: New File.
1454         * gcc.dg/graphite/scop-sor.c: New File.
1455
1456 2009-09-17 Li Feng  <nemokingdom@gmail.com>
1457
1458         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1459         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1460         (graphite_carried_dependence_level_k): Ditto.
1461         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1462         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1463         (new_poly_dr): Adjust declaration.
1464         * graphite-sese-to-poly.c (free_data_refs_aux): New.
1465         (free_gimple_bb): Added free_data_refs_aux.
1466         (build_poly_dr): Add dr_base_object_set.
1467         (partition_drs_to_sets): New.
1468         (dr_same_base_object_p): New.
1469         (build_alias_set_for_drs): New.
1470         (build_base_object_set_for_drs): New.
1471         (build_scop_drs): Add build_base_obj_set_for_drs.
1472         * graphite-sese-to-poly.h: Added #define for alias set number index and
1473         base object set index.
1474         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1475         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1476
1477 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1478
1479         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1480         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1481
1482 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1483
1484         * graphite-sese-to-poly.c (struct irp_data): Removed.
1485         (idx_record_params): Removed.
1486         (find_params_in_bb): Scan for parameters the access functions; don't
1487         parse the tree representation.
1488
1489 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1490
1491         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1492         passes at -O1 and below.
1493
1494 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1495
1496         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1497         tree-scalar-evolution.h, and then tree-data-ref.h.
1498         * graphite-clast-to-gimple.c: Same.
1499         * graphite-dependences.c: Same.
1500         * graphite-interchange.c: Same.
1501         * graphite-poly.c: Same.
1502         * graphite-scop-detection.c: Same.
1503         * graphite-sese-to-poly.c: Same.
1504         * graphite.c: Same.
1505         * lambda-code.c: Same.
1506         * matrix-reorg.c: Same.
1507         * tree-data-ref.c: Same.
1508         * tree-if-conv.c: Same.
1509         * tree-loop-distribu: Same.: Same.
1510         * tree-loop-linear.c: Same.
1511         * tree-parloops.c: Same.
1512         * tree-predcom.c: Same.
1513         * tree-vect-patterns.c: Same.
1514
1515 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
1516
1517         Partially revert the previous patch, except the following.
1518         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1519         as parameters the operands of the not expression.
1520
1521 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1522
1523         * tree-scalar-evolution.c (instantiate_scev_assign): New.
1524         Do not call analyze_scalar_evolution on assignments.
1525         (instantiate_scev_phi): Call analyze_scalar_evolution.
1526         (instantiate_scev_name): Call instantiate_scev_assign and
1527         instantiate_scev_phi.
1528         (instantiate_scev_not): Adapted to pass as parameters the operands
1529         of the not expression.
1530
1531 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1532
1533         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1534         to pass as parameters the operands of the binary expression.
1535
1536 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1537
1538         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1539         instantiate_scev_not.  Handle NEGATE_EXPR.
1540         (instantiate_scev_r): Handle NEGATE_EXPR.
1541
1542 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1543
1544         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1545         instantiate_scev_r.
1546         (instantiate_scev_r): Move code in instantiate_scev_2
1547         and instantiate_scev_1.
1548
1549 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1550
1551         * tree-scalar-evolution.c (instantiate_scev_3): New.
1552         (instantiate_scev_1): Move code in instantiate_scev_3.
1553
1554 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1555
1556         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1557         (instantiate_scev_1): Move code in instantiate_scev_poly.
1558
1559 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1560
1561         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1562         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1563
1564 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1565
1566         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1567         (instantiate_scev_1): Move code in instantiate_scev_convert.
1568
1569 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1570
1571         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1572         (instantiate_scev_1): Move code in instantiate_scev_binary.
1573
1574 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1575
1576         * tree-scalar-evolution.c (instantiate_scev_name): New.
1577         (instantiate_scev_1): Move code in instantiate_scev_name.
1578
1579 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1580
1581         * Merge from mainline (150992:151171).
1582
1583 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1584
1585         * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1586
1587 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1588
1589         * graphite-dependences.c (graphite_legal_transform_bb): Call
1590         pbb_remove_duplicate_pdrs.
1591         * graphite-poly.c (can_collapse_pdr): Removed.
1592         (pdr_find_duplicate): Removed.
1593         (can_collapse_pdrs): New.
1594         (pbb_remove_duplicate_pdrs): New.
1595         (new_poly_dr): Do not look for duplicates.
1596         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1597         (PBB_PDR_DUPLICATES_REMOVED): New.
1598         (pbb_remove_duplicate_pdrs): Declared.
1599
1600 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1601
1602         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1603         the strides by multiplying by PDR_NB_REFS.
1604         * graphite-poly.c (can_collapse_pdr): New.
1605         (pdr_find_duplicate): New.
1606         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1607         Initialize PDR_NB_REFS.
1608         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1609         (PDR_NB_REFS): New.
1610         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1611
1612 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1613
1614         Revert one of the previous commits:
1615         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1616         the computation of symmetric data dependence relations.
1617         (dependency_between_pbbs_p): Same.
1618
1619 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1620
1621         PR middle-end/40965
1622         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1623         any transform.
1624
1625 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1626
1627         * graphite-dependences.c (pddr_original_scattering): Return NULL
1628         for read-read dependence relations.
1629         * graphite-poly.h (enum poly_dr_type): Fix comment.
1630         (pdr_read_p): New.
1631         (pdr_write_p): New.
1632         (pdr_may_write_p): New.
1633
1634 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1635
1636         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1637         (struct poly_dr): Same.
1638         (new_poly_dr): Same.
1639         * graphite-poly.c (new_poly_dr): Same.
1640
1641 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1642             Sebastian Pop  <sebastian.pop@amd.com>
1643
1644         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1645         pbb_strip_mine_time_depth.  Changed the implementation so that
1646         transformation is expressed as a transformation on
1647         time (scatttering) dimensions.  Also, ensures that the 2d+1
1648         scheduling format is preserved.
1649         (pbb_strip_mine_profitable_p): Profitability is based on the
1650         iteration number of a given time (scattering) dimension,
1651         and not on a original loop depth dimension.
1652         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1653         (pbb_do_strip_mine): Call psct_dynamic_dim.
1654         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1655         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1656         (pbb_nb_dynamic_scattering_transform): New.
1657         (psct_dynamic_dim): New.
1658
1659 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1660
1661         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1662         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1663         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1664         * graphite-interchange.c (build_linearized_memory_access): Same.
1665         (memory_stride_in_loop): Same.
1666
1667 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1668
1669         * graphite-dependences.c (pddr_original_scattering): New.
1670         (graphite_legal_transform_dr): Call pddr_original_scattering.
1671         (dot_deps_1): New.
1672         (dot_deps): New.
1673         * graphite-dependences.h (dot_deps): Declared.
1674         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1675         (print_pdr): Print PDR_ID.
1676         * graphite-poly.h (struct poly_dr): Add field id.
1677         (PDR_ID): New.
1678         (pbb_index): New.
1679         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1680
1681 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1682
1683         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1684         not delete the original dependence relation.
1685
1686 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1687
1688         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1689         the computation of symmetric data dependence relations.
1690         (dependency_between_pbbs_p): Same.
1691
1692 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1693
1694         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1695         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1696         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1697         (free_poly_ddr): New.
1698         (pddr_is_empty): New.
1699         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1700         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1701         Remove fprintfs.
1702         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1703         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1704         * graphite-dependences.h (enum poly_dependence_kind): New.
1705         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1706         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1707         (PDRP_SINK): Renamed PDDR_SINK.
1708         (PDRP_DDP): Renamed PDDR_DDP.
1709         (PDDR_KIND): New.
1710         (free_poly_ddr): Declared.
1711         * graphite-poly.c (new_scop): Use the new hash function names.
1712         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1713         into original_pddrs.
1714         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1715
1716 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1717
1718         * Merge from mainline (150764:150992).
1719
1720 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1721
1722         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1723         bounds with LT_EXPR to make niter analysis more precise on code
1724         generated by Graphite.
1725
1726 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1727
1728         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1729         (graphite_legal_transform_bb): Same.
1730         (poly_drs_may_alias_p): Same.
1731
1732 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1733
1734         PR middle-end/40981
1735         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1736         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1737
1738 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1739
1740         * graphite-poly.c (print_pbb): Print PBB index.
1741
1742 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1743
1744         * Merge from mainline (r150672:150764).
1745
1746 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1747
1748         * graphite-interchange.c (ppl_max_for_le): Moved...
1749         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1750         * graphite-ppl.c (ppl_max_for_le): ... here.
1751         * graphite-ppl.h (ppl_max_for_le): Declared.
1752
1753 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1754
1755         * Merge from mainline (r150372:150672).
1756
1757 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1758
1759         PR middle-end/40980
1760         * sese.c (convert_for_phi_arg): New.
1761         (add_guard_exit_phis): Use convert_for_phi_arg.
1762
1763         * gfortran.dg/graphite/id-17.f: New.
1764
1765 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1766
1767         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1768         unknown subscript upper bounds.
1769
1770         * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1771
1772 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1773             Pranav Garg  <pranav.garg2107@gmail.com>
1774
1775         * graphite-interchange.c (gather_access_strides): Removed.
1776         (ppl_max_for_le): New.
1777         (build_linearized_memory_access): New.
1778         (memory_stride_in_loop): New.
1779         (pbb_interchange_profitable_p): Reimplemented.
1780         * graphite-ppl.h (ppl_new_id_map): New.
1781         (ppl_interchange): New.
1782
1783         * gcc.dg/graphite/interchange-6.c: XFAILed.
1784
1785 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1786
1787         * graphite-interchange.c (compute_subscript): Removed.
1788         (compute_array_size_cstr): Removed.
1789         (compute_array_size_poly): Removed.
1790         (compute_array_size): Removed.
1791         (gather_access_strides_poly): Removed.
1792         (gather_access_strides): Empty.
1793
1794 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1795
1796         * graphite-dependences.c (dependence_polyhedron_1): Replace
1797         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1798         (graphite_legal_transform_dr): Same.
1799         (graphite_carried_dependence_level_k): Same.
1800         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1801         Initialize PDR_NB_SUBSCRIPTS.
1802         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1803         PDR_NB_SUBSCRIPTS.
1804         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1805         (PDR_NB_SUBSCRIPTS): New.
1806         (pdr_nb_subscripts): Removed.
1807         (pdr_dim): Simplified.
1808         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1809         with PDR_NB_SUBSCRIPTS.
1810
1811 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1812
1813         * graphite-interchange.c (compute_array_size): Remove use of
1814         PDR_DATA_CONTAINER.
1815         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1816         Do not initialize PDR_DATA_CONTAINER.
1817         (print_pdr): Do not print PDR_DATA_CONTAINER.
1818         * graphite-poly.h (struct poly_dr): Remove data_container field.
1819         (PDR_DATA_CONTAINER): Removed.
1820         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1821         PDR_DATA_CONTAINER.
1822         (build_poly_dr): Same.
1823
1824 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1825
1826         * gcc.dg/graphite/interchange-9.c: New.
1827
1828 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1829             Sebastian Pop  <sebastian.pop@amd.com>
1830
1831         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1832         copy of the dependence polyhedron.  Free the temporary objects.
1833         (graphite_carried_dependence_level_k): Free unused objects before
1834         returning.
1835
1836         * gcc.dg/graphite/interchange-1.c: XFAILed.
1837         * gcc.dg/graphite/interchange-2.c: XFAILed.
1838         * gcc.dg/graphite/interchange-3.c: XFAILed.
1839         * gcc.dg/graphite/interchange-4.c: XFAILed.
1840         * gcc.dg/graphite/interchange-7.c: XFAILed.
1841
1842 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1843
1844         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1845         Early return without analyzing the data dependences if no
1846         transform has been done.  Call restore_scattering if the transform
1847         is not legal.
1848         (graphite-interchange.c): Same.
1849         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1850         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1851         (apply_poly_transforms): Do not gcc_assert that
1852         the transform is legal.
1853         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1854         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1855         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1856         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1857         * graphite-poly.h (struct poly_scattering): New.
1858         (struct poly_bb): Add original, transformed, and saved fields.
1859         Remove transformed_scattering, original_scattering, nb_local_variables,
1860         and nb_scattering_transform fields.
1861         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1862         (poly_scattering_new): New.
1863         (poly_scattering_free): New.
1864         (poly_scattering_copy): New.
1865         (store_scattering_pbb): New.
1866         (store_scattering): New.
1867         (restore_scattering_pbb): New.
1868         (restore_scattering): New.
1869         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1870         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1871
1872 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1873
1874         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1875         (print_scop): Same.
1876
1877 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1878
1879         * Makefile.in (graphite.o): Depends on PREDICT_H.
1880         * graphite.c: Include predict.h.
1881         (graphite_finalize): Call tree_estimate_probability.
1882         * predict.c (predict_loops): Do not call scev_initialize and
1883         scev_finalize.
1884         (tree_estimate_probability_bb): New.
1885         (tree_estimate_probability): Do not initialize loops: move that
1886         code to the driver.  Call tree_estimate_probability_bb.
1887         (tree_estimate_probability_driver): New.
1888         (pass_profile): Use tree_estimate_probability_driver.
1889         * predict.h (tree_estimate_probability): Declared.
1890
1891 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1892
1893         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1894         * graphite-dependences.c (graphite_legal_transform): Add time to
1895         TV_GRAPHITE_DATA_DEPS.
1896         (dependency_between_pbbs_p): Same.
1897         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1898
1899 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1900
1901         * Merge from mainline (r149952:150372).
1902
1903 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1904
1905         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1906         * graphite-blocking.c: Same.
1907         * graphite-clast-to-gimple.c: Same.
1908         * graphite-dependences.c: Same.
1909         * graphite-poly.c: Same.
1910         * graphite-poly.h: Same.
1911         * graphite-ppl.c: Same.
1912         * graphite-scop-detection.c: Same.
1913         * graphite-sese-to-poly.c: Same.
1914         * graphite.c: Same.
1915
1916 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1917
1918         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1919         (remove_simple_copy_phi): New.
1920         (remove_invariant_phi): New.
1921         (simple_copy_phi_p): New.
1922         (reduction_phi_p): New.
1923         (gsi_for_ssa_name_def): New.
1924         (insert_out_of_ssa_copy): New.
1925         (insert_out_of_ssa_copy_on_edge): New.
1926         (create_zero_dim_array): New.
1927         (scalar_close_phi_node_p): New.
1928         (rewrite_close_phi_out_of_ssa): New.
1929         (rewrite_phi_out_of_ssa): New.
1930         (rewrite_reductions_out_of_ssa): New.
1931         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1932
1933         * gcc.dg/graphite/id-11.c: New.
1934         * gcc.dg/graphite/id-15.c: New.
1935         * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1936         * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1937         * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1938         * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1939         * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1940         * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1941         * gfortran.dg/graphite/id-13.f: New.
1942         * gfortran.dg/graphite/id-5.f: New.
1943
1944 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1945
1946         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1947         check that nb_reductions_in_loop is zero.
1948         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1949         reduction phi nodes.
1950         (nb_reductions_in_loop): Removed.
1951         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1952         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1953         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1954         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1955         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1956
1957 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1958
1959         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1960         statements that have an empty iteration domain.
1961         * gfortran.dg/graphite/id-16.f: New.
1962
1963 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1964
1965         * tree-scalar-evolution.c (instantiate_scev_1): Return
1966         chrec_dont_know when the result is not above instantiate_below.
1967         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1968         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1969         the tree has a known scalar evolution.
1970         * gfortran.dg/graphite/id-14.f: New.
1971         * gfortran.dg/graphite/id-15.f: New.
1972
1973 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1974
1975         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1976         insert_gsi.
1977         (rename_variables): Keep inserting renames after the ones already
1978         inserted.
1979
1980 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1981
1982         * graphite-sese-to-poly.c (compare_bb_depths): New.
1983         (graphite_sort_dominated_info): New.
1984         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1985         (build_scop_scattering): Fix comment.
1986
1987 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1988
1989         * graphite.c (graphite_finalize): Call print_loops instead of
1990         dump_function_to_file.
1991         * gcc.dg/graphite/graphite.exp: Fix formatting.
1992         * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1993         loops generated in the graphite output file.
1994         * gcc.dg/graphite/pr35356-2.c: New.
1995         * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1996         * gfortran.dg/graphite/id-12.f: New.
1997
1998 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1999
2000         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2001         Remove 2 XFAIL.
2002
2003 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2004             Tobias Grosser  <grosser@fim.uni-passau.de>
2005
2006         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2007         alias set number build alias in ACCESSES polyhedron.
2008         (build_alias_set_for_drs): New.
2009         (build_pbb_drs): Added build_alias_set_for_drs.
2010         * graphite-dependences.c (poly_drs_may_alias_p): New.
2011         (graphite_carried_dependence_level_k): Check alias information
2012         before building polyhedron.
2013
2014 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2015
2016         * Makefile.in (lambda-code.o): Fix formatting.
2017
2018 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2019
2020         * Merge from mainline (r149350-149952)
2021
2022 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2023
2024         * graphite-poly.c (apply_poly_transforms): Move strip_mine
2025         before interchange to prepare for loop blocking.
2026
2027 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2028
2029         * graphite-poly.c (apply_poly_transforms): Add checks after every
2030         transformation.
2031         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2032         done in apply_poly_transforms.
2033
2034 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
2035
2036         * graphite-dependences.c (build_lexicographically_gt_constraint):
2037         Replace RES parameter with *RES.
2038         (dependence_polyhedron_1): Pass an address of the parameter RES
2039         instead of value of RES.
2040
2041 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2042
2043         * graphite.c (graphite_finalize): Fix comment.
2044         (graphite_transform_loops): Reset scev info after code generation
2045         of each scop.
2046
2047 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2048
2049         * graphite.c (graphite_finalize): Call scev_reset.
2050
2051 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2052
2053         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2054         GBB_CLOOG_IV_TYPES hash table twice.
2055         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2056         (add_condition_to_domain): Clear GMP values.
2057
2058 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2059
2060         * graphite-dependences.c: Fix formatting.
2061         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2062         (pbb_number_of_iterations): Free ppl_Linear_Expression.
2063         * graphite-sese-to-poly.c: Fix formatting.
2064         * graphite.c (graphite_transform_loops): Create the hash table
2065         after the early return.
2066
2067 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2068
2069         * gcc.dg/graphite/id-14.c: New.
2070         * gcc.dg/graphite/pr40157.c: New.
2071         * gfortran.dg/graphite/id-11.f: New.
2072
2073 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2074
2075         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2076         (build_poly_scop): Return false when there are no pbbs within
2077         loops to avoid to pass to cloog scops with no loops.
2078
2079 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2080
2081         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2082         useless test "i % 2".
2083         (build_pbb_scattering_polyhedrons): Fix formatting.
2084         (build_poly_dr): Same.
2085         * graphite.c (graphite_transform_loops): Restructure.
2086
2087 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
2088
2089         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2090         reduction_list parameter.
2091         (rewrite_all_phi_nodes_with_iv): Same.
2092         (canonicalize_loop_ivs): Same.
2093         * tree-parloops.c (struct brli): Removed.
2094         (build_reduction_list_info): Removed.
2095         (build_new_reduction): New.
2096         (analyze_reduction_list): Removed.
2097         (gather_scalar_reductions): Find reductions instead of phi
2098         nodes that can't be canonicalized.
2099         (try_create_reduction_list): Remove reduction_list parameter.
2100         (gen_parallel_loop): Same.
2101         (parallelize_loops): Remove analyze_reductions variable,
2102         initialization and free.
2103         Change reduction_list htab initialization to reduction_info
2104         elements instead of ssa names.
2105         Call try_create_reduction_list and gen_parallel_loop without
2106         analyzed_reduction argument.
2107         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2108         canonicalize_loop_ivs with one less argument.
2109         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2110
2111 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2112
2113         * graphite-dependences.c (new_poly_dr_pair): New.
2114         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2115         (new_poly_dr_pair): New.
2116         (eq_poly_dr_pair_p): New.
2117         (hash_poly_dr_pair_p): New.
2118         * graphite-dependences.h (struct poly_dr_pair): New.
2119         (eq_poly_dr_pair_p): Declared.
2120         (hash_poly_dr_pair_p): Declared.
2121         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2122         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2123         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2124         * Makefile.in (graphite-poly.o): Add dependence on
2125         graphite-dependences.h.
2126
2127 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2128
2129         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2130         polynomials of degree > 1 pass to Graphite.
2131         * tree-chrec.c (scev_is_linear_expression): Call
2132         evolution_function_is_affine_multivariate_p.
2133         * gfortran.dg/graphite/id-10.f90: New.
2134
2135 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2136
2137         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2138         Instantiate scevs varying in outer loops.
2139         * gfortran.dg/graphite/id-9.f: Correct testcase.
2140
2141 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2142
2143         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2144         redundant constraint.
2145
2146 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2147
2148         * gcc.dg/graphite/graphite.exp: Fix comments.
2149         * gfortran.dg/graphite/graphite.exp: Trigger actions
2150         based on the file names as in the C testsuite.
2151         * gfortran.dg/graphite/block-1.f90: Fix patterns.
2152         * gfortran.dg/graphite/block-2.f: Same.
2153         * gfortran.dg/graphite/block-3.f90: Same.
2154         * gfortran.dg/graphite/block-4.f90: Same.
2155         * gfortran.dg/graphite/id-1.f90: Same.
2156         * gfortran.dg/graphite/id-2.f90: Same.
2157         * gfortran.dg/graphite/id-3.f90: Same.
2158         * gfortran.dg/graphite/id-4.f90: Same.
2159         * gfortran.dg/graphite/id-6.f: Same.
2160         * gfortran.dg/graphite/id-9.f: Same.
2161         * gfortran.dg/graphite/interchange-1.f: Same.
2162         * gfortran.dg/graphite/interchange-2.f: Same.
2163         * gfortran.dg/graphite/scop-1.f: Same.
2164
2165 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2166
2167         * sese.c (expand_scalar_variables_call): New.
2168         (expand_scalar_variables_ssa_name): Handle calls in expander.
2169
2170 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2171
2172         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2173         Expect to see the pattern twice.
2174         * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2175         * gcc.dg/graphite/interchange-5.c: Same.
2176         * gcc.dg/graphite/interchange-6.c: Same.
2177
2178 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2179
2180         * gcc.dg/graphite/id-10.c: New.
2181         * gcc.dg/graphite/id-12.c: New.
2182         * gfortran.dg/graphite/id-7.f: New.
2183         * gfortran.dg/graphite/id-8.f: New.
2184
2185 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2186
2187         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2188         zero.
2189
2190 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2191
2192         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2193
2194 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2195
2196         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2197
2198 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2199
2200         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2201         building PDR subscripts.
2202
2203 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2204
2205         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2206         computation of array sizes.
2207
2208 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2209
2210         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2211
2212 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2213
2214         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2215         build_pairwise_constraint, dr_equality_constraints,
2216         build_pairwise_scheduling_equality,
2217         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2218         build_lexicographically_gt_constraint, dependence_polyhedron,
2219         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2220         Move from NNC_Polyhedron to C_Polyhedron.
2221         * graphite-interchange.c (compute_array_size_poly,
2222         gather_access_strides): Dito.
2223         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2224         free_scop, pbb_number_of_iterations): Dito.
2225         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2226         pbb_dim_iter_domain, struct scop): Dito.
2227         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2228         new_Cloog_Domain_from_ppl_Polyhedron,
2229         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2230         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2231         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2232         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2233         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2234         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2235         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2236         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2237         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2238         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2239         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2240         build_scop_iteration_domain, build_poly_dr): Dito
2241
2242 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2243
2244         * gcc.dg/graphite/graphite.exp: Added a rule to execute
2245         run-id-*.c files.
2246         * gcc.dg/graphite/run-id-1.c: New.
2247
2248 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2249
2250         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2251         positivity constraint on the symbolic number of iterations.
2252
2253 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2254
2255         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2256
2257 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2258             Tobias Grosser  <grosser@fim.uni-passau.de>
2259
2260         * graphite-clast-to-gimple.c (build_scop_context): Removed.
2261         (build_cloog_prog): Directly use SCOP_CONTEXT.
2262         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2263         (free_scop): Free SCOP_CONTEXT.
2264         (print_scop_context): New.
2265         (print_scop): Call print_scop_context.
2266         (debug_scop_context): New.
2267         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2268         (struct scop): Added field context.
2269         (SCOP_CONTEXT): New.
2270         * graphite-sese-to-poly.c (add_param_constraints): New.
2271         (build_scop_context): New.
2272         (build_poly_scop): Call build_scop_context.
2273
2274 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2275
2276         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2277         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2278         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2279         * graphite-ppl.h: Include double-int.h and tree.h.
2280         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2281         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2282         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2283         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2284
2285 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2286
2287         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2288         POINTER_PLUS_EXPR for pointer types.
2289         (clast_to_gcc_expression): Same.
2290
2291 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2292
2293         * graphite-poly.c (print_scattering_function): Early return when
2294         PBB_TRANSFORMED_SCATTERING is not initialized.
2295         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2296
2297 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
2298
2299         * tree-parloops.c (analyze_reduction_list): Remove unused variable
2300         to fix bootstrap.
2301
2302 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
2303
2304         * tree-parloops.c (analyze_reduction_list): Change return
2305         value to void.
2306         (try_create_reduction_list): Move the call to
2307         analyze_reduction_list to the beginining.
2308         Call reduction_phi with analyzed_reductions as argument
2309         instead of reduction_list.
2310
2311 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2312
2313         *  Merge from mainline (r148296:149346)
2314
2315 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2316
2317         * graphite-scop-detection.c (graphite_can_represent_init): New.
2318         (graphite_can_represent_scev): Call graphite_can_represent_init:
2319         check that the initial value does not contain multiplications of
2320         parameters.
2321         (stmt_has_simple_data_refs_p): New.
2322         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2323         (is_simple_operand): Fix formatting.
2324         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2325
2326 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2327
2328         * gcc.dg/graphite/id-13.c: New.
2329         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2330         analyze_scalar_evolution, use scalar_evolution_in_region.
2331         (scan_tree_for_params_right_scev): Add extra assert.
2332         (parameter_index_in_region_1): Split from parameter_index_in_region.
2333         (idx_record_params): Use scalar_evolution_in_region.
2334         (find_params_in_bb): Same.
2335         (find_scop_parameters): Same.
2336         (build_loop_iteration_domains): Same.
2337         (create_linear_expr_from_tree): Same.
2338         * sese.c (scalar_evolution_in_region): New.
2339         * sese.h (scalar_evolution_in_region): Declared.
2340         (defined_in_sese_p): New.
2341         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2342         static anymore.
2343         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2344         Declared.
2345
2346 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2347
2348         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2349         TREE_DATA_REF_H also implies SCEV_H.
2350
2351 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2352
2353         * graphite-poly.c (print_scop_params): New.
2354         (print_scop): Call print_scop_params.
2355         (debug_scop_params): New.
2356         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2357
2358 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2359
2360         * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2361         * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2362         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2363         * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2364         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2365         * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2366
2367 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2368
2369         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2370         for dependency checking part.
2371         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2372         tests for dependency checking.
2373         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2374         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2375         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2376         flag -fdump-tree-graphite-all for autopar testsuites.
2377
2378 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2379
2380         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2381         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2382         canonicalize_loop_ivs): Moved...
2383         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2384
2385 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * tree-parloops.c (try_create_reduction_list): Pass an extra
2388         argument analyzed_reductions.  Call analyze_reduction_list.
2389         (gen_parallel_loop): Do not call analyze_reduction_list.
2390         (parallelize_loops): Init and finalize analyzed_reductions.
2391
2392 2009-07-06  Li Feng  <nemokingdom@gmail.com>
2393
2394         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2395         Added flag -fno-loop-strip-mine for autopar testcase.
2396
2397 2009-07-04  Li Feng  <nemokingdom@gmail.com>
2398
2399         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2400         transformed scattering dimension instead of unmatch orignal when
2401         calling dependence_polyhedron.
2402
2403 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2404
2405         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2406
2407 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2408
2409         * graphite-poly.c (pbb_number_of_iterations): Check for returned
2410         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2411
2412 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2413
2414         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2415         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2416         * graphite-poly.c (pbb_number_of_iterations): New.
2417         * graphite-poly.h (pbb_number_of_iterations): Declared.
2418         (pbb_iterator_dim, pbb_parameter_dim): New.
2419
2420 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
2421
2422         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2423         last commit on type of lower and upper bound of loops.
2424
2425 2009-06-29  Li Feng  <nemokingdom@gmail.com>
2426
2427         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2428         graphite-dependences.h.
2429         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2430         (mark_bb_with_pbb): New.
2431         (get_stmtfor_depth): New.
2432         (find_pbb_via_hash): New.
2433         (dependency_in_loop_p): New.
2434         (mark_loops_parallel): New.
2435         (free_aux_in_new_loops): New.
2436         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2437         bb with it's relevant pbb. Mark newly created loops.  Remove mark
2438         innermost loop parallel without checking.
2439         (gloog): Add parameter BB_PBB_MAPPING.
2440         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2441         (gloog): Change declaration.
2442         (mark_loop_parallel): Make extern.
2443         (free_aux_in_new_loops): Declare.
2444         (bb_pbb_map_hash): New.
2445         (eq_bb_pbb_map): New.
2446         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2447         auto parallelization when flag_graphite_force_parallel is set.
2448         (graphite_finalize): Added free_aux_in_new_loops.
2449         * tree-parloops.c (parallelize_loops): Only generate parallel code for
2450         the innermost loop that marked parallel.  Use
2451         flag_graphite_force_parallel instead of loop->can_be_parallel.
2452         (loop_parallel_p): Move inner most checking out of function.
2453
2454 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2455
2456         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2457         type of lower and upper bound of loops signed long int.
2458
2459 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2460
2461         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2462         expression outside the loop.
2463
2464 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2465
2466         * gcc.dg/graphite/interchange-8.c: New.
2467
2468 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2469
2470         * gcc.dg/graphite/interchange-0.c: XFailed.
2471         * gcc.dg/graphite/interchange-5.c: XFailed.
2472         * gcc.dg/graphite/interchange-6.c: XFailed.
2473
2474 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2475
2476         * graphite-interchange.c (compute_array_size_poly): The end of the
2477         recursion should return 1.
2478
2479 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2480
2481         * graphite-interchange.c (compute_array_size_cstr): Allow the
2482         subscript multiplier to be -1.
2483         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2484         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2485         data_container.  Initializes PDR_DATA_CONTAINER.
2486         (print_pdr_access_layout): New.
2487         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2488         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2489         data_container.
2490         (PDR_DATA_CONTAINER): New.
2491         (new_poly_dr): Update declaration.
2492         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2493         (build_poly_dr): Call pdr_add_data_dimensions.
2494
2495 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2496
2497         * graphite-poly.h (struct poly_dr): Fix comment.
2498         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2499         (pdr_add_memory_accesses): New.
2500         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2501
2502 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2503
2504         * graphite-poly.c (print_pdrs, debug_pdrs): New.
2505         (print_pbb): Add call to print_pdrs.
2506         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2507
2508 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2509             Li Feng <nemokingdom@gmail.com>
2510
2511         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2512         (dependency_between_pbbs_p): New.
2513         (lexicographically_gt_p): Assure !empty_p before polyhedron
2514         intersection assign.
2515         (build_lexicographically_gt_constraint): Correct lexicographically
2516         judging.
2517         * graphite-dependences.h: New.
2518         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2519
2520 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2521
2522         * graphite-clast-to-gimple.c (print_clast_stmt): New.
2523         (gloog): Print to dump_file the generated clast.
2524         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2525         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2526
2527 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2528
2529         * graphite-poly.c (extend_scattering): Increment
2530         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2531
2532 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2533
2534         * graphite-interchange.c (compute_array_size_poly): Added exit of
2535         recursion condition.  Continue iterating even after the first equality.
2536         (compute_array_size): Same.
2537
2538 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2539
2540         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2541         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2542         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2543         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2544         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2545
2546 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2547
2548         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2549         only when the use verifies is_gimple_reg.
2550
2551 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2552
2553         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2554         Allocate scaldims after call to unify_scattering_dimensions.
2555
2556 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2557
2558         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2559
2560 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2561             Albert Cohen  <albert.cohen@inria.fr>
2562
2563         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2564         variables for the strip mining.
2565
2566 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2567             Pranav Garg  <pranav.garg2107@gmail.com>
2568
2569         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2570         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2571         (graphite-blocking.o): New rule.
2572         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2573         * graphite-blocking.c: New.
2574         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2575         flag_loop_strip_mine.
2576         (psct_scattering_dim_for_loop_depth): New.
2577         * graphite-poly.h (scop_do_strip_mine): Declared.
2578         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2579         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2580         flag_loop_strip_mine.
2581
2582 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2583
2584         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2585         a GMP value and a PPL coefficient at each iteration of a loop.
2586
2587 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2588
2589         * graphite-dependences.c (dependence_polyhedron): Do not use
2590         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2591         pbb_nb_scattering_transform.
2592         (graphite_legal_transform_dr): Same.
2593         * graphite-poly.c (extend_scattering): Same.
2594         (unify_scattering_dimensions): Same.
2595         (print_scattering_function): Same.
2596         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2597         PBB_NB_LOCAL_VARIABLES.
2598         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2599         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2600         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2601         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2602         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2603         (pbb_nb_scattering_transform): New.
2604         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2605         (psco_scattering_dim): Add assert on parameters.
2606         (psct_scattering_dim): Same.
2607         (psct_scattering_dim_for_loop_depth): Declared.
2608         (psct_local_var_dim): New.
2609         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2610         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2611         correct layout, call pbb_nb_local_vars.
2612         (psct_add_local_variable, psct_add_scattering_dimension): New.
2613         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2614         Initialize PBB_NB_SCATTERING_TRANSFORM.
2615
2616 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2617
2618         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2619         (set_coef): Renamed ppl_set_coef.
2620         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2621
2622 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2623
2624         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2625         test a boolean against 1.
2626         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2627         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2628         (pbb_do_interchange): Returns true when a transform has been performed.
2629         (scop_do_interchange): Same.
2630         * graphite-poly.c (apply_poly_transforms): Use the return value of
2631         scop_do_interchange.
2632         * graphite-poly.h (scop_do_interchange): Update declaration.
2633
2634 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2635
2636         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2637         after last use.
2638         * sese.c (sese_reset_aux_in_loops): New.
2639         * sese.h (sese_reset_aux_in_loops): New.
2640
2641 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2642
2643         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2644         multiplier and multiply the constant by the multiplier.
2645         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2646         (build_poly_dr): Do not use the multiplier to define the subscript.
2647
2648 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2649
2650         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2651         compiler's data reference.  Initialize PDR_CDR.
2652         (print_pdr): Call dump_data_reference.
2653         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2654         Add compiler_dr field.
2655         (PDR_BB): Renamed PDR_PBB.
2656         (PDR_CDR): New.
2657         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2658         GCC's data reference representation.
2659         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2660         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2661
2662 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2663
2664         * graphite-poly.c (print_scattering_function): Also print the layout.
2665         * graphite-poly.h (pbb_nb_local_vars): New.
2666
2667 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2668
2669         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2670
2671 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2672
2673         * graphite-poly.c (print_pdr, debug_pdr): New.
2674         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2675         (PDR_BASE): Removed.
2676
2677 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2678
2679         * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2680         ltrans-{1..6,8}.c.
2681
2682 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2683
2684         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2685         subscript identification column.
2686         (pbb_do_interchange): Print to dump_file that some loops "will be
2687         interchanged".  Rely on that chain of characters in the testcases.
2688         * gcc.dg/graphite/interchange-0.c: New.
2689         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2690         interchange-*.c files and compile them with -floop-interchange.
2691
2692 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2693
2694         * graphite-interchange.c (interchange_profitable_p): Renamed
2695         pbb_interchange_profitable_p.
2696
2697 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2698             Harsha Jagasia  <harsha.jagasia@amd.com>
2699             Pranav Garg  <pranav.garg2107@gmail.com>
2700
2701         * graphite-interchange.c (interchange_profitable_p): Make static.
2702         (pbb_interchange_loop_depths, pbb_do_interchange,
2703         scop_do_interchange): New.
2704         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2705         for flag_loop_interchange.
2706         * graphite-poly.h (scop_do_interchange): Declared.
2707         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2708         flag_loop_interchange is used.
2709
2710 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2711
2712         * graphite-dependences.c (dependence_polyhedron): Update use of
2713         pbb_nb_scattering_dims.
2714         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2715         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2716         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2717         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2718
2719 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2720
2721         * graphite.c: Cleanup foo.
2722
2723 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2724
2725         * Merge from mainline (r143684:148293).
2726         * Disabled libpcp until it gets fixed.
2727
2728 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2729             Harsha Jagasia  <harsha.jagasia@amd.com>
2730
2731         * graphite-interchange.c: New.
2732         * Makefile.in (graphite-interchange.o): New.
2733         * graphite-poly.h (interchange_profitable_p): Declared.
2734         * graphite-ppl.h (value_max): New.
2735
2736 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2737
2738         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2739         * graphite-poly.h: Fix some comments.
2740         (pdr_dim): New.
2741         (pdr_scop): New.
2742
2743 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2744
2745         * graphite-poly.h
2746         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2747         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2748         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2749         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2750         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2751         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2752         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2753         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2754         * graphite-clast-to-gimple.c: Same.
2755         * graphite-dependences.c: Same.
2756         * graphite-poly.c: Same.
2757         * graphite-sese-to-poly.c: Same.
2758
2759 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2760
2761         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2762         expressions for an IV rename, as returned by clast_to_gcc_expression.
2763         (copy_renames): Rename new_name to expr.
2764         * sese.c (debug_rename_elt): Same.
2765         (get_rename): Same.
2766         (set_rename): Same.
2767         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2768         the information from the rename map.
2769         (rename_variables_in_stmt): Same.
2770         (add_loop_exit_phis): Rename new_name to expr.
2771         (insert_loop_close_phis): Same.
2772         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2773         * sese.h (struct rename_map_elt): Rename new_name to expr.
2774         (new_rename_map_elt): Same.
2775
2776 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2777
2778         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2779         * sese.c (set_rename): Make it extern.
2780         * sese.h (set_rename): Declared.
2781
2782 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2783
2784         * graphite-poly.c (extend_scattering): Free values.
2785         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2786         Free iterators.
2787         (ppl_print_powerset_matrix): Same.
2788         * graphite-scop-detection.c (free_scops_1): New.
2789         (limit_scops): Call free_scops_1.
2790         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2791         (build_poly_dr): Free PPL coefficients.
2792         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2793
2794 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2795
2796         * graphite-dependences.c: New.
2797         * graphite-data-ref.c: Removed.
2798         * graphite-data-ref.h: Removed.
2799         * Makefile.in (graphite-data-ref.o): Removed.
2800         (graphite-dependences.o): Added.
2801         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2802         * graphite-poly.c: Same.
2803         Move the data dependence testing to graphite-dependences.c.
2804
2805 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2806
2807         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2808         from graphite_cannot_represent_loop. Code refactored.
2809         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2810
2811 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2812
2813         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2814         Cover all the testcases (not only the filtered ones).
2815
2816 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2817
2818         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2819         unnecessary check. Update comments. Move check for REAL_TYPE here.
2820         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2821         done in (stmt_simple_for_scop_p).
2822
2823 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2824
2825         * graphite.c (print_global_statistics): New.
2826         (print_graphite_scop_statistic): New.
2827         (print_graphite_statistics): New.
2828         (graphite_initialize, graphite_transform_loops): Print statistics.
2829         * graphite-scop-detection (build_scops): Print statistics.
2830         (print_graphite_scop_statistics): New.
2831         (print_graphite_statistics): New.
2832
2833 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2834
2835         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2836         (debug_clast_name_index): Removed.
2837         (debug_clast_name_indexes_1): Removed.
2838         (debug_clast_name_indexes): Removed.
2839         (clast_name_index_elt_info): Removed.
2840         (eq_clast_name_indexes): Removed.
2841         (clast_name_to_index): Removed.
2842         (new_clast_name_index): Removed.
2843         (save_clast_name_index): Removed.
2844         (save_var_name): Moved...
2845         (init_sese_params_index): Removed.
2846         (clast_name_to_gcc): Remove use of name_tree.
2847         (initialize_cloog_names): Same.
2848         (gloog): Do not call init_sese_params_index.
2849         * graphite-sese-to-poly.c (save_var_name): ...here.
2850         (parameter_index_in_region): New.
2851         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2852         (parameter_index_in_region): Removed.
2853         (is_parameter): Remove use of name_tree.
2854         * sese.h (struct name_tree): Removed.
2855         (struct sese): Remove use of name_tree.  New field params_names.
2856         (SESE_PARAMS_NAMES): New.
2857         (SESE_PARAMS): Remove duplicate.
2858         (parameter_index_in_region): Removed.
2859         (sese_nb_params): Remove use of name_tree.
2860         (struct clast_name_index): New.
2861         (new_clast_name_index): New.
2862         (clast_name_to_index): New.
2863         (save_clast_name_index): New.
2864         (debug_clast_name_index): New.
2865         (debug_clast_name_indexes_1): New.
2866         (debug_clast_name_indexes): New.
2867         (clast_name_index_elt_info): New.
2868         (eq_clast_name_indexes): New.
2869
2870 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2871
2872         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2873         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2874         (graphite_loop_normal_form): Do not pass region.  Do not
2875         initialize SESE_OLDIVS.
2876         (build_graphite_loop_normal_form): Update call to
2877         graphite_loop_normal_form.
2878         * sese.c (debug_oldivs): Removed.
2879         (new_sese): Do not initialize SESE_OLDIVS.
2880         (free_sese): Do not free SESE_OLDIVS.
2881         (oldiv_for_loop): Removed.
2882         * sese.h (struct sese): Remove old_ivs.
2883         (SESE_OLDIVS): Removed.
2884         (oldiv_for_loop): Removed.
2885
2886 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2887
2888         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2889         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2890         replaced by a call to newivs_to_depth_to_newiv.
2891         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2892         (clast_to_gcc_expression_red): Same.
2893         (gcc_type_for_clast_expr): Same.
2894         (gcc_type_for_clast_eq): Same.
2895         (graphite_translate_clast_equation): Same.
2896         (graphite_create_guard_cond_expr): Same.
2897         (graphite_create_new_guard): Same.
2898         (graphite_create_new_loop): Same.
2899         (build_iv_mapping): Same.
2900         (translate_clast): Same.
2901         (gloog): Same.
2902         (loop_iv_stack_patch_for_consts): Removed.  *
2903         sese.c (iv_stack_entry_is_constant): Removed.
2904         (iv_stack_entry_is_iv): Removed.
2905         (loop_iv_stack_push_iv): Removed.
2906         (loop_iv_stack_insert_constant): Removed.
2907         (loop_iv_stack_pop): Removed.
2908         (loop_iv_stack_get_iv): Removed.
2909         (loop_iv_stack_get_iv_from_name): Removed.
2910         (debug_loop_iv_stack): Removed.
2911         (free_loop_iv_stack): Removed.
2912         (loop_iv_stack_remove_constants): Removed.  *
2913         sese.h (iv_stack_entry_kind): Removed.
2914         (iv_stack_entry_data_union): Removed.
2915         (iv_stack_entry_struct): Removed.
2916         (iv_stack_entry_p): Removed.
2917         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2918         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2919         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2920         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2921         (gbb_loop_at_index): Fix indenting.
2922         (gbb_loop_index): Removed.
2923
2924 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2925
2926         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2927         Call clast_name_to_index.
2928
2929 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2930
2931         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2932         do not pass params.  Get params from SESE_PARAMS.
2933         (clast_to_gcc_expression): Same.
2934         (clast_to_gcc_expression_red): Same.
2935         (gcc_type_for_clast_eq): Same.
2936         (graphite_translate_clast_equation): Same.
2937         (graphite_create_new_loop): Same.
2938         * sese.c (rename_variables_in_stmt): Fix comment.
2939
2940 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2941
2942         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2943         newivs_index.
2944         Call save_clast_name_index.
2945         (translate_clast): Pass newivs_index.
2946         (gloog): Create and free newivs_index.
2947
2948 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2949
2950         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2951         (clast_name_index_p): New type.
2952         (debug_clast_name_index): New.
2953         (debug_clast_name_indexes_1): New.
2954         (debug_clast_name_indexes): New.
2955         (clast_name_index_elt_info): New.
2956         (eq_clast_name_indexes): New.
2957         (clast_name_to_index): New.
2958         (new_clast_name_index): New.
2959         (save_clast_name_index): New.
2960         (init_sese_params_index): New.
2961         (gloog): Call init_sese_params_index.
2962         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2963         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2964         (free_sese): Free SESE_PARAMS_INDEX.
2965         * sese.h (struct sese): Add params_index.
2966         (SESE_PARAMS_INDEX): New.
2967
2968 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2969
2970         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2971         (graphite_create_new_loop): Pass the newivs vector.  Push the
2972         newly created IV to newivs.
2973         (translate_clast): Pass the newivs vector.
2974         (gloog): Create and destroy the newivs vector.
2975
2976 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2977
2978         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2979         (graphite_loop_normal_form): Initialize loop->aux with the unique
2980         IV that has been created.
2981
2982 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2983
2984         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2985         scev with parameters in the base part. They where forbidden
2986         exidently.
2987
2988 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2989
2990         * gcc.dg/graphite/graphite.exp: Set different default
2991         compile options by file names.
2992         * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2993         * gcc.dg/graphite/id-{1-9}.c: Ditto.
2994         * gcc.dg/graphite/scop-{0-20}.c: Ditto.
2995         * gcc.dg/graphite/scop-matmult.c: Ditto.
2996
2997 2009-05-08  Li Feng <nemokingdom@gmail.com>
2998
2999         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3000         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3001         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3002         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3003
3004 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3005
3006         * graphite-scop-detection (build_scops_1): Fix little bug introduced
3007         by final cleanup.
3008
3009 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3010
3011         * graphite-scop-detection.c (graphite_can_represent_scev): Only
3012         allow integer constant strides.
3013         (graphite_can_represent_expr): Depend on outermost_loop.
3014         (stmt_simple_memref_p, graphite_cannot_represent_loop,
3015         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3016         build_scops_1): Same.
3017         (scopdet_basic_block_info): Same and insert layered SCoP
3018         detection.
3019         (try_generate_gimple_bb): Cleanup.
3020         (build_scops): Enable data references.
3021
3022         * gcc.dg/graphite/id-5.c: New.
3023         * gcc.dg/graphite/id-9.c: New.
3024         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3025         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3026
3027 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3028
3029         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3030         that we have not yet built for this SCoP.
3031
3032 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3033
3034         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3035         for complex numbers.
3036
3037 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3038
3039         * graphite-ppl.c: Fix build if cloog is not available.
3040
3041 2009-05-04  Li Feng  <nemokingdom@gmail.com>
3042
3043         * tree-parloops.c (loop_parallel_p): Remove construction of
3044         NITER and REDUCTION_LIST.
3045         (try_get_loop_niter): New.
3046         (try_create_reduction_list): New.
3047         (parallelize_loops): Bypass the failed checkings in autopar
3048         when can_be_parallel in loop structure is set to true.
3049
3050 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3051
3052         * gcc.dg/graphite/id-6.c: Update testcase.
3053         * gcc.dg/graphite/scop-3.c: Dito.
3054
3055 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3056
3057         * graphite-scop-detection.c (stmt_simple_for_scop_p):
3058         Enable EQ_EXPR and NE_EXPR again.
3059
3060 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3061
3062         * graphite-scop-detection.c (graphite_can_represent_scev):
3063         Add check if scev is affine multivariate.
3064         (harmful_stmt_in_bb): Check if we can represent the conditions.
3065         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3066         harmful_stmt_in_bb.
3067         * gcc.dg/graphite/id-7.c: New.
3068
3069 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3070
3071         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3072         Check all bbs in region, not only the bbs that are represented in
3073         GRAPHITE.
3074         (build_poly_scop): Add newline.
3075         * gcc.dg/graphite/id-8.c: New.
3076
3077 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3078
3079         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3080         when loop initialize.
3081         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3082         * common.opt: Declare flag_graphite_force_parallel.
3083         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3084         loop parallel.
3085         * graphite-poly.c (apply_poly_transforms): Introduce
3086         flag_graphite_force_parallel.
3087         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3088         * toplev.c (process_options): ditto and replace a not correctly
3089         encoded space.
3090
3091 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3092
3093         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3094         Change the call of gbb_loop_at_index and/or gbb_loop_index due
3095         to the redefinition.
3096         (compute_cloog_iv_types_1): ditto.
3097         (build_iv_mapping): ditto.
3098         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3099         initialization.
3100         (free_gimple_bb): Removed GBB_LOOPS related free part.
3101         (build_bb_loops): Removed.
3102         * sese.h (struct gimple_bb): Removed loops.
3103         (GBB_LOOPS): Removed.
3104         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3105         (gbb_loop_index): ditto.
3106
3107 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3108
3109         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3110         allow non constant strides.
3111         * gcc.dg/graphite/scop-20.c: New.
3112
3113 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3114
3115         * graphite-scop-detection.c (dot_all_scops): Fix system call
3116         return value warning.
3117         (dot_scop): Same.
3118
3119 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3120
3121         * gcc.dg/graphite/id-6.c: Fix pattern.
3122         * gcc.dg/graphite/scop-3.c: Same.
3123
3124 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3125
3126         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3127         build_pairwise_constraint, dr_equality_constraints,
3128         build_pairwise_scheduling_equality,
3129         build_pairwise_scheduling_inequality, lexicographically_gt_p,
3130         build_lexicographically_gt_constraint, dependence_polyhedron,
3131         graphite_legal_transform_dr, graphite_legal_transform_bb,
3132         graphite_legal_transform): New.
3133         * graphite-poly.h (graphite_legal_transform): Declared.
3134         * graphite-sese-to-poly.c (build_poly_scop): Call to
3135         graphite_legal_transform is disabled for the moment.
3136
3137 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3138
3139         * graphite-poly.h (pbb_nb_scattering_dims): New.
3140         (pbb_nb_scattering): Use it.
3141
3142 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3143
3144         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3145         Pointset_Powerset version of ppl_insert_dimensions.
3146         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3147
3148 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3149
3150         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3151
3152 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3153
3154         * graphite-poly.h: Fix comment.
3155
3156 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3157
3158         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3159
3160 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3161
3162         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3163         statements.
3164
3165 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3166
3167         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3168         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3169         conditions.
3170
3171 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
3172
3173         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3174         handle EQ_EXPR and NE_EXPR.
3175
3176 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
3177
3178         * graphite-poly.h (poly_dr): Fix comment.
3179
3180 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3181             Tobias Grosser  <grosser@fim.uni-passau.de>
3182
3183         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3184         with a zero dimension polyhedron.
3185         (find_scop_parameters): Move the call to scop_set_nb_params here.
3186         (build_loop_iteration_domains): Store in loop->aux the iteration
3187         domain polyhedron.
3188         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3189         by any loop in scop.
3190         (build_poly_scop): Do not call scop_set_nb_params.
3191
3192 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3193             Tobias Grosser  <grosser@fim.uni-passau.de>
3194
3195         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3196         add_condition_to_domain not GT_EXPR.
3197
3198 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3199
3200         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3201         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3202         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3203         upper_bound_assign to calculate unions.
3204         * gcc.dg/graphite/id-6.c: New.
3205
3206 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3207
3208         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3209         handle abnormal edges.
3210
3211 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3212
3213         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3214         (free_poly_bb): Also free poly_drs.
3215         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3216         (poly_dr): Polyhedron to Pointset_Powerset.
3217         (pdr_accessp_nb_subscripts): Same.
3218         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3219         poly_drs.
3220
3221 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3222
3223         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3224         names into more meaningful names.
3225
3226 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3227
3228         * gfortran.dg/graphite/interchange-1.c: New.
3229         * gfortran.dg/graphite/interchange-2.c: New.
3230
3231 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3232
3233         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3234         the reduction_list.
3235         * tree-parloops.c (rewrite_phi_with_iv): New.
3236         (rewrite_all_phi_nodes_with_iv): New.
3237         (canonicalize_loop_ivs): Call them.
3238
3239 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3240
3241         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3242         graphite_find_data_references_in_stmt.
3243         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3244         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3245
3246 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3247
3248         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3249
3250 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3251
3252         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3253         instead of bb_in_region.
3254         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3255         (build_sese_conditions): Use flag_bb_in_sese.
3256         * sese.c (register_bb_in_sese): Removed.
3257         (new_sese): Remove initialization of SESE_REGION_BBS.
3258         (free_sese): Do not free SESE_REGION_BBS.
3259         * sese.h (struct sese): Remove field region_basic_blocks.
3260         (SESE_REGION_BBS): Removed.
3261         (bb_in_sese_p): Implement in function of bb_in_region.
3262
3263 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3264
3265         * graphite-scop-detection.c (limit_scops): Deal only with single exit
3266         loops.
3267
3268 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3269
3270         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3271         and EQ_EXPR.
3272         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3273         (add_condition_to_domain): New.
3274         (add_condition_to_pbb): New.
3275         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3276         * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3277
3278 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3279
3280         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3281         ppl_Pointset_Powerset.
3282         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3283         * graphite-poly.h (poly_bb): poly_bb.domain Same.
3284         (pbb_nb_loops): Same.
3285         * graphite-sese-to-poly.c (build_loop_iteration_domains,
3286         add_conditions_to_domain): Same.
3287         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3288         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3289         ppl_const_Polyhedron_t.
3290         (ppl_print_powerset_matrix): New.
3291         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3292         ppl_print_powerset_matrix): New.
3293         (ppl_print_polyhedron_matrix): Updated.
3294
3295 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3296
3297         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3298
3299 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3300
3301         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
3302         (print_iteration_domains, debug_iteration_domain,
3303         debug_iteration_domains): New.
3304         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3305         debug_iteration_domains): Declared.
3306         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3307         indenting.
3308
3309 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
3310             Sebastian Pop  <sebastian.pop@amd.com>
3311
3312         * graphite-poly.h (print_iteration_domain): New.
3313         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3314         (build_sese_conditions_1, build_sese_conditions_after,
3315         build_sese_conditions_before): New.
3316         (build_sese_conditions): Rewritten.
3317
3318 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3319             Tobias Grosser  <grosser@fim.uni-passau.de>
3320
3321         Cleanup of code generation liveouts.
3322         * graphite-clast-to-gimple.c (translate_clast): Use a single
3323         rename_map instead of one per translated statement.
3324         Do not use SESE_LIVEOUT_RENAMES.
3325         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3326         (gloog): Do not use SESE_LIVEOUT_RENAMES.
3327         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3328         phi node of a reduction: when a loop contains a reduction used outside
3329         the loop, there should be a scalar close phi node on the exit block.
3330         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3331         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3332         (free_sese): Do not free them.
3333         (sese_build_liveouts_use): Do not use them.
3334         (sese_build_liveouts_bb): Same.
3335         (sese_build_liveouts): Same.
3336         (sese_insert_phis_for_liveouts): Same.
3337         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
3338         (defined_in_loop_p): New.
3339         (alive_after_loop): New.
3340         (close_phi_not_yet_inserted_p): New.
3341         (struct alep, alep_p): New.
3342         (add_loop_exit_phis): Remove from the rename_map all the names defined
3343         in the code generated loop.
3344         (insert_loop_close_phis): Traverse the rename_map passed to it.
3345         Don't use SESE_LIVEOUT_RENAMES.
3346         (default_liveout_before_guard): Renamed default_before_guard.
3347         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3348         (graphite_copy_stmts_from_block): Do not directly call set_rename.
3349         (register_sese_liveout_renames): Removed.
3350         (copy_bb_and_scalar_dependences): Do not call it.
3351         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3352         reduction_list.
3353         (SESE_LIVEOUT): Removed.
3354         (SESE_LIVEOUT_RENAMES): Removed.
3355         (SESE_REDUCTION_LIST): Removed.
3356         (sese_build_liveouts): Removed.
3357         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3358         (insert_loop_close_phis): Pass a htab_t instead of a sese.
3359         (insert_guard_phis): Same.
3360         (rename_map_elt): Declare a VEC of them.
3361         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3362         trees not pointers to trees.
3363
3364         Rewrite in canonical close SSA form:
3365         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3366         (limit_scops): Close the scop after the block containing the close phi
3367         nodes.
3368         (canonicalize_loop_closed_ssa): New.
3369         (canonicalize_loop_closed_ssa_form): New.
3370         (build_scops): Call canonicalize_loop_closed_ssa_form.
3371
3372         * graphite-sese-to-poly.c: Fix typos.
3373
3374 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3375
3376         * graphite-poly.c (print_scattering_function, print_pbb_domain):
3377         Extended.
3378         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3379         (print_pbb): Add conditions.
3380
3381 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3382             Sebastian Pop  <sebastian.pop@amd.com>
3383
3384         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3385         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3386         (build_scop_bbs_1): New.
3387         (build_scop_bbs): Rewrite.
3388         * sese.h (bb_in_region): New.
3389
3390 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3391
3392         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3393         poly_drs vector.
3394         (print_scop): Style.
3395         * graphite-poly.h (poly_bb): Add drs vector.
3396         (PBB_DRS): Add accessor.
3397         * graphite-sese-to-poly.c (build_poly_dr): New.
3398         (build_pbb_drs, build_scop_drs): New.
3399         (build_poly_scop): call build_scop_drs (Disabled at the moment).
3400
3401 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3402
3403         * tree-ssa-loop.c: Include forgotten toplev.h
3404
3405 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3406
3407         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
3408         * gcc.dg/graphite/pr37883.c: Remove -floop-*
3409         * gcc.dg/graphite/pr37928.c: Same
3410         * gcc.dg/graphite/pr38409.c: Same
3411         * gcc.dg/graphite/pr38498.c: Same
3412         * gcc.dg/graphite/pr38559.c: Same
3413         * gcc.dg/graphite/pr39335.c: Same
3414         * gcc.dg/graphite/pr39335_1.c: Same
3415         * gfortran.dg/graphite/block-2.f: Same
3416         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3417         with -floop-*.
3418
3419 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
3420
3421         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3422         build_access_matrix, build_scop_data_accesses): Remove access function
3423         building. (We get a new version soon).
3424         (build_bb_loops, scan_tree_for_params_right_scev): Update.
3425         * sese.h (nb_loops_around_loop_in_sese): Remove.
3426         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3427
3428 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
3429             Sebastian Pop  <sebastian.pop@amd.com>
3430
3431         * graphite-scop-detection.c (struct scopdet_info): Rename last
3432         field to exit.
3433         (scopdet_basic_block_info, build_scops_1): Don't use
3434         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
3435
3436 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
3437             Sebastian Pop  <sebastian.pop@amd.com>
3438
3439         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3440         * sese.c (sese_build_liveouts_use): Renamed from
3441         sese_build_livein_liveouts_use. Remove liveins.
3442         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3443         Call sese_build_liveouts_use.
3444         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3445         Call sese_build_liveouts_bb.
3446         (new_sese, free_sese): Remove liveins.
3447         (sese_add_exit_phis_var): Deleted.
3448         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3449         directly.
3450         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3451
3452         * sese.h (sese): Remove num_ver and livein.
3453         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3454
3455 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3456
3457         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3458
3459 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3460
3461         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3462         (build_scop_scattering): Do not use compare_prefix_loops any more.
3463         (nb_common_loops): New.
3464
3465 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3466
3467         * sese.c (get_new_name_from_old_name): Renamed get_rename.
3468         (register_old_and_new_names): Renamed set_rename.
3469
3470 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3471
3472         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3473         of the decl from the previous commit.
3474
3475 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3476
3477         * graphite-scop-detection.c (dot_scop): New.
3478         * graphite-scop-detection.h (dot_scop): Declared.
3479
3480 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3481
3482         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3483
3484 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3485
3486         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3487         condition at the end of the loop.
3488         * graphite.c (graphite_initialize, graphite_finalize): Print to
3489         dump_file the compiled function.
3490         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3491         of create_empty_loop_on_edge.
3492         (translate_clast): Update the code generation of loops for the new
3493         shape of loops.
3494         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3495
3496 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3497
3498         Reverted the patch from 2009-03-19.
3499
3500 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
3501
3502         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3503         poly_drs vector.
3504         (print_scop): Style.
3505         * graphite-poly.h (poly_bb): Add drs vector.
3506         (PBB_DRS): Add accessor.
3507         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3508         (build_access_matrix_with_af, build_access_matrix,
3509         build_scop_data_accesses): Delete.
3510         (build_poly_dr): New.
3511         (build_pbb_drs, build_scop_drs): New.
3512         (build_poly_scop): call build_scop_drs.
3513
3514 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3515
3516         * graphite-scop-detection.c (dot_all_scops_1): Close the table
3517         once per basic block.
3518
3519 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
3520
3521         * graphite-scop-detection.c (graphite_can_represent_scev): New.
3522         (graphite_can_represent_expr): Renamed from loop_affine_expr
3523         and enhanced.
3524         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3525         (graphite_cannot_represent_loop): Add scop_entry to parameters.
3526         (scopdet_basic_block_info): Actually define entry_block.
3527         (stmt_simple_memref_p): Moved here from ...
3528
3529         * tree-data-ref.c (stmt_simple_memref_p): here.
3530         * tree-data-ref.h (stmt_simple_memref_p): Removed.
3531
3532 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
3533
3534         * gcc.dg/graphite/id-4.c: New.
3535
3536 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
3537
3538         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3539         (register_old_and_new_names): Update the content of the map.
3540         When there was already a rename_map_elt in the map at that
3541         location, free it.
3542         (copy_bb_and_scalar_dependences): Do rename_variables after
3543         expand_scalar_variables.
3544         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3545         of the map.  When there was already a rename_map_elt in the
3546         map at that location, free it.
3547         (translate_clast): Pass the rename_map.  Do not initialize and free
3548         a rename_map per stmt_user.
3549         (gloog): Initialize and free one rename_map and pass it to
3550         translate_clast.
3551
3552 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
3553
3554         * sese.c (expand_scalar_variables_stmt,
3555         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3556         parameter.
3557         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3558         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3559         the gimple_stmt_iterator of the statement to be expanded.
3560         * graphite-scop-detection.c (is_simple_operand): Do handle
3561         REALPART_EXPR.
3562
3563 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3564
3565         * graphite-scop-detection.c (is_simple_operand): Do not handle
3566         REALPART_EXPR.
3567         * gcc.dg/graphite/id-2.c: New.
3568
3569         * graphite-sese-to-poly.c (build_bb_loops,
3570         add_value_to_dim, scan_tree_for_params_right_scev,
3571         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3572         find_params_in_bb, build_loop_iteration_domains,
3573         add_conditions_to_domain): Remove subtract.
3574
3575 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3576
3577         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3578         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3579         pbb_loop_at_index -> gbb_loop_at_index.
3580         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3581         (debug_loop_vec): Delete.
3582         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3583         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
3584         (PBB_LOOPS): Removed.
3585         (PBB_BLACK_BOX): Insert cast.
3586         (pbb_set_black_box): New setter.
3587         (pbb_loop_at_index, pbb_loop_index): Removed.
3588         (scop_set_region, scop_set_nb_params): New.
3589         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3590         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3591         (build_poly_scop): Use scop_set_nb_params.
3592         * sese.h (gimple_bb): Add LOOPS.
3593         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3594
3595 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3596
3597         Revert previous commit.
3598
3599 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3600
3601         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3602         (register_old_and_new_names): Update the content of the map.
3603         When there was already a rename_map_elt in the map at that
3604         location, free it.
3605         (copy_bb_and_scalar_dependences): Do rename_variables after
3606         expand_scalar_variables.
3607         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3608         of the map.  When there was already a rename_map_elt in the
3609         map at that location, free it.
3610         (translate_clast): Pass the rename_map.  Do not initialize and free
3611         a rename_map per stmt_user.
3612         (gloog): Initialize and free one rename_map and pass it to
3613         translate_clast.
3614
3615 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3616
3617         Remove forgotten line in revert.
3618
3619 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3620
3621         Revert previous commit.
3622
3623 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3624
3625         * sese.c (register_old_and_new_names): Update the content
3626         of the map.  When there was already a rename_map_elt in the
3627         map at that location, free it.
3628         (copy_bb_and_scalar_dependences): Do rename_variables after
3629         expand_scalar_variables.
3630         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3631         of the map.  When there was already a rename_map_elt in the
3632         map at that location, free it.
3633         (translate_clast): Pass the rename_map.  Do not initialize and free
3634         a rename_map per stmt_user.
3635         (gloog): Initialize and free one rename_map and pass it to
3636         translate_clast.
3637
3638 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3639
3640         * graphite-clast-to-gimple.c (translate_clast): context_loop
3641         is never NULL.
3642
3643 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3644             Sebastian Pop  <sebastian.pop@amd.com>
3645
3646         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3647         of the use of ppl_Polyhedron_map_space_dimensions.
3648
3649 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3650             Sebastian Pop  <sebastian.pop@amd.com>
3651
3652         * graphite-poly.c (unify_scattering_dimensions): Fix types.
3653         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3654         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3655         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3656         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3657         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3658         pbb_nb_params): New.
3659         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3660         nb_loops_around_pbb): Adapt return types.
3661
3662 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3663
3664         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3665         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3666         graphite-scop-detection.o, graphite-poly.o): Add
3667         more headers.
3668
3669 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3670
3671         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3672         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3673         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3674
3675 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3676
3677         * gcc.dg/graphite/pr37485.c: Remove -floop-block
3678         * gcc.dg/graphite/pr37828.c: Same.
3679         * gcc.dg/graphite/pr37684.c: Same.
3680         * gcc.dg/graphite/block-0.c: Same.
3681         * gcc.dg/graphite/block-1.c: Same.
3682         * gcc.dg/graphite/block-2.c: Same.
3683         * gcc.dg/graphite/block-3.c: Same.
3684         * gcc.dg/graphite/block-4.c: Same.
3685         * gcc.dg/graphite/block-5.c: Same.
3686         * gcc.dg/graphite/block-6.c: Same.
3687         * gfortran.dg/graphite/pr38083.f90: Same.
3688         * gfortran.dg/graphite/block-1.f90: Same.
3689         * gfortran.dg/graphite/block-3.f90: Same.
3690         * gfortran.dg/graphite/pr37852.f90: Same.
3691         * gfortran.dg/graphite/block-4.f90: Same.
3692         * gfortran.dg/graphite/pr37980.f90: Same.
3693         * gfortran.dg/graphite/pr38953.f90: Same.
3694         * gfortran.dg/graphite/pr37857.f90: Same.
3695         * opts.c: Remove -floop-block from -O2.
3696         * graphite-poly.c: Fail if -floop-block -floop-interchange or
3697         -floop-strip-mine are used.
3698
3699 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3700             Sebastian Pop  <sebastian.pop@amd.com>
3701
3702         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3703         dimensions.
3704         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3705         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3706         strip_mine_profitable_p, is_interchange_valid,
3707         graphite_trans_bb_block, graphite_trans_loop_block,
3708         graphite_trans_scop_block): Temporary removed.
3709         (extend_scattering, unify_scattering_dimensions): New.
3710         (print_scattering_function, graphite_read_transforms):
3711         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3712         (graphite_generate_scattering_fns): Removed.
3713         (apply_poly_transforms): Cleanup.
3714         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3715         (schedule_to_scattering): Moved.
3716         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3717         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3718         (pbb_nb_scattering): New.
3719         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3720         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3721         Removed.
3722         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3723         shift_poly.
3724         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3725         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3726         -> PBB_TRANSFORMED_SCATTERING.
3727         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3728         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3729         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3730         (check_poly_representation): Do not return bool.
3731         (graphite_transform_loops): Reformat.
3732         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3733
3734 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
3735
3736         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3737         debug_pbb_domain, debug_pbb, debug_scop): New.
3738         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3739         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3740
3741 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3742
3743         PR middle-end/39335
3744         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3745         when the type precision of the induction variable should be
3746         larger than the type precision of nit.
3747         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3748         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3749         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3750
3751         * gcc.dg/graphite/pr39335_1.c: New.
3752         * gcc.dg/graphite/pr39335.c: New.
3753
3754 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3755
3756         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3757         SSA_NAMES not struct reduction_info.
3758
3759 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3760
3761         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3762
3763 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3764             Tobias Grosser  <grosser@fim.uni-passau.de>
3765
3766         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3767         (free_sese): Free SESE_REDUCTION_LIST.
3768         * sese.h (struct sese): Add field reduction_list.
3769         (SESE_REDUCTION_LIST): New.
3770         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3771         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3772
3773 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3774             Tobias Grosser  <grosser@fim.uni-passau.de>
3775
3776         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3777         of loop_p.
3778
3779 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3780             Tobias Grosser  <grosser@fim.uni-passau.de>
3781
3782         * tree-parloops.c (struct brli, build_reduction_list_info,
3783         analyze_reduction_list, gather_scalar_reductions): New.
3784         (loop_parallel_p): Build a reduction list containing only
3785         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3786         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3787         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3788         * tree-flow.h (gather_scalar_reductions): Declared.
3789
3790 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3791
3792         PR middle-end/39308
3793         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3794         number_of_iterations_exit from a gcc_assert.
3795
3796 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3797             Jan Sjodin  <jan.sjodin@amd.com>
3798
3799         * output.h (graphite_out_file, graphite_in_file): Declared.
3800         * toplev.c (graphite_out_file, graphite_in_file): New.
3801         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3802         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3803         Don't call schedule_to_scattering.
3804         * common.opt (fgraphite-write, fgraphite-read): New.
3805         * graphite-poly.c: Include output.h.
3806         (print_scattering_function, print_scattering_functions,
3807         debug_scattering_function, debug_scattering_functions,
3808         graphite_write_transforms, graphite_read_transforms,
3809         graphite_generate_scattering_fns): New.
3810         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3811         Call graphite_generate_scattering_fns, graphite_write_transforms,
3812         graphite_read_transforms.
3813         (new_poly_bb): Initialize PBB_SCATTERING.
3814         (free_poly_bb): Free PBB_SCATTERING.
3815         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3816         * graphite-poly.h (struct poly_bb): Add field scattering.
3817         (PBB_SCATTERING): New.
3818         (print_scattering_function, print_scattering_functions,
3819         debug_scattering_function, debug_scattering_functions): Declared.
3820         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3821         GMP values, not integers!
3822         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3823         ppl_read_polyhedron_matrix): New.
3824         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3825         debug_ppl_polyhedron_matrix,
3826         ppl_read_polyhedron_matrix): Declared.
3827         * Makefile.in (graphite-poly.o): Depends on output.h.
3828
3829 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3830             Tobias Grosser  <grosser@fim.uni-passau.de>
3831
3832         Revert this change:
3833         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3834         scalar evolutions in the scop_entry->loop_father.
3835
3836 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3837             Tobias Grosser  <grosser@fim.uni-passau.de>
3838
3839         * graphite.h (ref_nb_loops): Remove declaration.
3840         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3841         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3842         debug_gbb): Moved to sese.h.
3843         * sese.h: As said.
3844
3845 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3846             Tobias Grosser  <grosser@fim.uni-passau.de>
3847
3848         * graphite-data-ref.[ch]: Disable.
3849
3850 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3851             Tobias Grosser  <grosser@fim.uni-passau.de>
3852
3853         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3854         scalar evolutions in the scop_entry->loop_father.
3855
3856 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3857
3858         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3859         (graphite_cannot_represent_loop_niter): Renamed
3860         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3861         (limit_scops): build_sese_loop_nests does not return a bool.
3862         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3863         * sese.c (nb_reductions_in_loop): ... from here.
3864         (graphite_loop_normal_form): ... from here.
3865         (sese_record_loop): Does not fail, so does not return a bool.
3866         (build_sese_loop_nests): Same.
3867         * sese.h (build_sese_loop_nests): Update declaration.
3868         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3869         (build_graphite_loop_normal_form): New.
3870         (gloog): Call build_graphite_loop_normal_form.
3871         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3872         build_sese_loop_nests.
3873
3874         * gcc.dg/graphite/id-1.c: New.
3875
3876 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3877             Tobias Grosser  <grosser@fim.uni-passau.de>
3878
3879         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3880         The SCoP detection fix is sufficient.
3881
3882 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3883
3884         PR tree-optimization/39260
3885         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3886         the basic block contains a condition with a real type.
3887         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3888
3889         * gcc.dg/graphite/pr39260.c: New.
3890
3891 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3892
3893         * graphite-poly.c: Inlcude params.h.
3894         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3895         the size of a tile.
3896         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3897         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3898
3899 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3900             Tobias Grosser  <grosser@fim.uni-passau.de>
3901
3902         * graphite-scop-detection.c (dot_all_scops_1,
3903         dot_all_scops): Moved here.
3904         * graphite-scop-detection.h (dot_all_scops): Declared here.
3905         * graphite.c (graphite_initialize, graphite_finalize): New.
3906         (graphite_transform_loops): Cleaned up.
3907         * sese.c (debug_oldivs): Moved here.
3908         * graphite-poly.c (graphite_apply_transformations): Renamed
3909         apply_poly_transforms.
3910         (debug_loop_vec): Moved here.
3911         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3912         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3913         find_scop_parameters, build_scop_iteration_domain,
3914         add_conditions_to_constraints, build_scop_canonical_schedules,
3915         build_scop_data_accesses): Now static.
3916         (build_poly_scop, check_poly_representation): New.
3917
3918 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3919
3920         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3921         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3922         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3923         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3924         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3925         scan_tree_for_params, struct irp_data, dx_record_params,
3926         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3927         build_loop_iteration_domains, add_conditions_to_domain,
3928         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3929         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3930         build_sese_conditions, add_conditions_to_constraints,
3931         build_scop_iteration_domain, build_access_matrix_with_af,
3932         build_access_matrix,
3933         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3934
3935         * graphite-sese-to-poly.c: New.
3936         * graphite-sese-to-poly.h: New.
3937
3938         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3939
3940 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3941
3942         * graphite.c: Split graphite code generation to a new file.
3943         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3944         max_precision_type, clast_to_gcc_expression_red,
3945         clast_to_gcc_expression, gcc_type_for_clast_expr,
3946         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3947         graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3948         graphite_create_new_guard, clast_get_body_of_loop,
3949         gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3950         graphite_create_new_loop, build_iv_mapping, copy_renames,
3951         translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3952         compute_cloog_iv_types, free_scattering, save_var_name,
3953         initialize_cloog_names, build_scop_context, build_cloog_prog,
3954         set_cloog_options, debug_clast_stmt, scop_to_clast,
3955         print_generated_program, debug_generated_program,
3956         gloog): Moved to graphite-clast-to-gimple.c.
3957
3958         (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3959
3960         (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3961         loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3962         loop_iv_stack_pop, loop_iv_stack_get_iv,
3963         loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3964         free_loop_iv_stack, loop_iv_stack_remove_constants,
3965         debug_rename_elt, debug_rename_map_1, debug_rename_map,
3966         rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3967         debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3968         eq_ivtype_map_elts, sese_add_exit_phis_edge,
3969         sese_add_exit_phis_var, sese_insert_phis_for_liveouts,