gcc/ChangeLog.graphite

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