gcc/ChangeLog.graphite

   1 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         PR middle-end/43065
   4         * gcc.dg/graphite/run-id-3.c: New.
   5
   6 2010-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
   7             Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
   8
   9         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
  10         handle conversions from pointer to integers.
  11         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
  12         induction variable, to be able to work with code generated by CLooG.
  13         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
  14         (build_poly_scop): Bail out if we cannot codegen a loop.
  15
  16 2010-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
  17
  18         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
  19         code generation with gloog_error.
  20
  21 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  22
  23         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
  24         Call fold_convert on all the returned values.
  25         (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
  26         the type of the resulting expression.
  27
  28 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  29
  30         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
  31         ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
  32         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
  33
  34 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  35
  36         * graphite-dependences.c (map_into_dep_poly): Removed.
  37         (dependence_polyhedron_1): Use combine_context_id_scat.
  38
  39 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  40
  41         * graphite-poly.h (struct poly_scattering): Add layout documentation.
  42         (struct poly_bb): Same.
  43         (combine_context_id_scat): New.
  44
  45 2010-03-02  Sebastian Pop  <sebastian.pop@amd.com>
  46
  47         PR middle-end/42326
  48         * sese.c (name_defined_in_loop_p): Return false for default
  49         definitions.
  50
  51         * gcc.dg/graphite/pr42326.c: New.
  52
  53 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
  54
  55         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
  56         and clean up the logic.
  57
  58 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
  59
  60         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
  61         early return.
  62
  63 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  64
  65         PR middle-end/43083
  66         * graphite-scop-detection.c (create_single_exit_edge): Move
  67         the call to find_single_exit_edge to....
  68         (create_sese_edges): ...here.  Don't handle multiple edges
  69         exiting the function.
  70         (build_graphite_scops): Don't handle multiple edges
  71         exiting the function.
  72
  73         * gcc.dg/graphite/pr43083.c: New.
  74
  75 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  76
  77         PR middle-end/43097
  78         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
  79         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
  80
  81         * gfortran.dg/graphite/pr43097.f: New.
  82
  83 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  84             Manuel López-Ibáñez  <manu@gcc.gnu.org>
  85
  86         PR middle-end/43140
  87         * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
  88
  89 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
  90
  91         PR middle-end/43026
  92         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
  93
  94         * g++.dg/graphite/pr43026.C: New.
  95
  96 2010-02-13  Tobias Grosser  <grosser@fim.uni-passau.de>
  97
  98         * Merge from mainline (154736:156693).
  99
 100 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
 101
 102         PR middle-end/43012
 103         * gcc.dg/graphite/pr43012.c: New.
 104
 105 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 106
 107         * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
 108 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 109
 110         * g++.dg/graphite/pr42930.C: New.
 111
 112 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 113
 114         PR middle-end/42930
 115         * graphite-scop-detection.c (graphite_can_represent_scev): Call
 116         graphite_can_represent_init for MULT_EXPR.
 117
 118 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 119
 120         PR middle-end/42914
 121         PR middle-end/42530
 122         * graphite-sese-to-poly.c (remove_phi): New.
 123         (translate_scalar_reduction_to_array): Call remove_phi.
 124
 125         * gcc.dg/graphite/pr42530.c: New.
 126         * gcc.dg/graphite/pr42914.c: New.
 127
 128 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 129
 130         PR middle-end/42771
 131         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
 132         * graphite-clast-to-gimple.h (gloog): Update declaration.
 133         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
 134         * graphite-poly.h (struct poly_bb): Add missing comments.
 135         (struct scop): Add poly_scop_p field.
 136         (POLY_SCOP_P): New.
 137         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
 138         * graphite.c (graphite_transform_loops): Build the polyhedral
 139         representation for each scop before code generation.
 140         * sese.c (rename_variables_in_operand): Removed.
 141         (rename_variables_in_expr): Return the renamed expression.
 142         (rename_sese_parameters): New.
 143         * sese.h (rename_sese_parameters): Declared.
 144
 145         * gcc.dg/graphite/pr42771.c: New.
 146
 147 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 148
 149         * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
 150         return 0 from main.
 151         * gcc.dg/graphite/block-1.c: Same.
 152         * gcc.dg/graphite/block-3.c: Same.
 153         * gcc.dg/graphite/block-4.c: Same.
 154         * gcc.dg/graphite/block-5.c: Same.
 155         * gcc.dg/graphite/block-6.c: Same.
 156         * gcc.dg/graphite/block-7.c: Same.
 157         * gcc.dg/graphite/interchange-0.c: Same.
 158         * gcc.dg/graphite/interchange-1.c: Same.
 159         * gcc.dg/graphite/interchange-10.c: Same.
 160         * gcc.dg/graphite/interchange-11.c: Same.
 161         * gcc.dg/graphite/interchange-12.c: Same.
 162         * gcc.dg/graphite/interchange-2.c: Same.
 163         * gcc.dg/graphite/interchange-3.c: Same.
 164         * gcc.dg/graphite/interchange-4.c: Same.
 165         * gcc.dg/graphite/interchange-5.c: Same.
 166         * gcc.dg/graphite/interchange-6.c: Same.
 167         * gcc.dg/graphite/interchange-7.c: Same.
 168         * gcc.dg/graphite/interchange-8.c: Same.
 169         * gcc.dg/graphite/interchange-9.c: Same.
 170         * gcc.dg/graphite/interchange-mvt.c: Same.
 171
 172 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 173
 174         * gfortran.dg/graphite/id-19.f: New.
 175         * gfortran.dg/graphite/pr14741.f90: New.
 176         * gfortran.dg/graphite/pr41924.f90: New.
 177         * gfortran.dg/graphite/run-id-2.f90: New.
 178
 179 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 180
 181         PR middle-end/42988
 182         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
 183         to unknown_dependence.
 184         (graphite_legal_transform_dr): Handle the unknown_dependence.
 185         (graphite_carried_dependence_level_k): Same.
 186
 187 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 188
 189         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
 190
 191 2010-02-05  Sebastian Pop  <sebastian.pop@amd.com>
 192             Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 193
 194         PR middle-end/42637
 195         * graphite-dependences.c (build_lexicographical_constraint): Return
 196         a union of dependence polyhedra.
 197         (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
 198
 199         * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
 200         * gcc.dg/graphite/block-4.c: Same.
 201         * gcc.dg/graphite/block-7.c: Same.
 202         * gcc.dg/graphite/interchange-12.c: Same.
 203         * gcc.dg/graphite/interchange-mvt.c: Same.
 204         * gfortran.dg/graphite/interchange-1.f: XFAILed.
 205         * gfortran.dg/graphite/interchange-3.f90: XFAILed.
 206         * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
 207
 208 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 209
 210         * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
 211         the execution check to FAIL.  This testcase is miscompiled by Graphite
 212         and the check should be re-enabled.
 213         * gcc.dg/graphite/interchange-mvt.c: Same.
 214         * gcc.dg/graphite/block-0.c: Same.
 215         * gcc.dg/graphite/block-4.c: Same.
 216         * gcc.dg/graphite/block-7.c: Same.
 217
 218 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 219
 220         * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
 221         * gcc.dg/graphite/scop-0.c: Fix spaces.
 222         * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
 223         * gfortran.dg/graphite/block-2.f: Same.
 224         * gfortran.dg/graphite/block-3.f90: Same.
 225         * gfortran.dg/graphite/block-4.f90: Same.
 226         * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
 227         * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
 228
 229 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 230
 231         * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
 232         PDDR_ORIGINAL_SCATTERING_P.
 233         (pddr_is_empty): Rewritten.
 234         (print_dependence_polyhedron_layout): New.
 235         (print_pddr): New.
 236         (debug_pddr): New.
 237         (build_alias_set_powerset): Moved up.
 238         (poly_drs_may_alias_p): Moved up.
 239         (lexicographically_gt_p): Removed.
 240         (build_lexicographically_gt_constraint): Renamed
 241         build_lexicographical_constraint, reimplemented.
 242         (dependence_polyhedron_1): Simplified parameters.
 243         (dependence_polyhedron): Same.  Keep along empty PDDRs
 244         to make efficient use of the cache.
 245         (reduction_dr_p): Compute the PBBs don't pass them as parameters.
 246         (graphite_legal_transform_dr): Rewritten.
 247         (graphite_legal_transform_bb): Pass fewer arguments to
 248         graphite_legal_transform_dr.
 249         (graphite_carried_dependence_level_k): Simplified implementation.
 250         (dot_original_deps_stmt_1): Call dependence_polyhedron.
 251         (dot_transformed_deps_stmt_1): Same.
 252         (dot_original_deps): Same.
 253         (dot_transformed_deps): Same.
 254         * graphite-dependences.h (struct poly_ddr): Added a new field
 255         original_scattering_p.
 256         (PDDR_ORIGINAL_SCATTERING_P): New.
 257         (print_pddr): Declared.
 258         (debug_pddr): Declared.
 259         * graphite-ppl.c: Clarify comment.
 260         * sese.h (print_gimple_bb): Removed unused declaration.
 261         (debug_gbb): Same.
 262
 263 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 264
 265         * g++.dg/graphite/graphite.exp: Rewritten.
 266         * gcc.dg/graphite/graphite.exp: Rewritten.
 267         * gfortran.dg/graphite/graphite.exp: Rewritten.
 268         * gcc.dg/graphite/block-0.c: Added runtime test.
 269         * gcc.dg/graphite/block-1.c: Same.
 270         * gcc.dg/graphite/block-3.c: Same.
 271         * gcc.dg/graphite/block-4.c: Same.
 272         * gcc.dg/graphite/block-5.c: Same.
 273         * gcc.dg/graphite/block-6.c: Same.
 274         * gcc.dg/graphite/block-7.c: Same.
 275         * gcc.dg/graphite/interchange-0.c: Same.
 276         * gcc.dg/graphite/interchange-1.c: Same.
 277         * gcc.dg/graphite/interchange-10.c: Same.
 278         * gcc.dg/graphite/interchange-11.c: Same.
 279         * gcc.dg/graphite/interchange-12.c: Same.
 280         * gcc.dg/graphite/interchange-2.c: Same.
 281         * gcc.dg/graphite/interchange-3.c: Same.
 282         * gcc.dg/graphite/interchange-4.c: Same.
 283         * gcc.dg/graphite/interchange-5.c: Same.
 284         * gcc.dg/graphite/interchange-6.c: Same.
 285         * gcc.dg/graphite/interchange-7.c: Same.
 286         * gcc.dg/graphite/interchange-8.c: Same.
 287         * gcc.dg/graphite/interchange-9.c: Same.
 288         * gcc.dg/graphite/interchange-mvt.c: Same.
 289         * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
 290
 291 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 292
 293         * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
 294           background.
 295
 296 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 297
 298         * common.opt: Add -fgraphite-cloog-opts.
 299         * graphite-clast-to-gimple.c (set_cloog_options): Same.
 300         * opts.c (decode_options): Same.
 301
 302 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 303
 304         * gcc.dg/graphite/id-17.c: New.
 305         * gcc.dg/graphite/pr41888.c: New.
 306         * gcc.dg/graphite/scop-22.c: New.
 307         * gfortran.dg/graphite/pr40982.f90: New.
 308
 309 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 310
 311         * graphite-dependences.c: Clarify comments.
 312         (build_pddr): Add an extra parameter direction.
 313         (graphite_legal_transform_dr): Use build_pddr.
 314         (dot_original_deps_stmt_1): Update use of build_pddr.
 315         (dot_transformed_deps_stmt_1): Same.
 316         (dot_original_deps): Same.
 317         (dot_transformed_deps): Same.
 318
 319         * gcc.dg/graphite/interchange-12.c: New.
 320         * gcc.dg/graphite/block-7.c: New.
 321
 322 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 323
 324         * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
 325         (pddr_transformed_scattering): Removed.
 326         (graphite_legal_transform_dr): Use build_pddr.
 327         (dot_original_deps_stmt_1): Same.
 328         (dot_transformed_deps_stmt_1): Same.
 329         (dot_original_deps): Same.
 330         (dot_transformed_deps): Same.
 331
 332 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 333
 334         * graphite-dependences.c (lexicographically_gt_p): Add comments.
 335         (build_lexicographically_gt_constraint): Same.
 336         (dependence_polyhedron_1): Same.
 337         (dependence_polyhedron): Same.
 338
 339 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 340
 341         * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
 342         (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
 343         (lexicographically_gt_p): Change type of direction to int.
 344         (build_lexicographically_gt_constraint): Same.
 345         (dependence_polyhedron_1): Same.
 346         (dependence_polyhedron): Same.
 347         (pddr_original_scattering): Use integers for direction.
 348         (pddr_transformed_scattering): Same.
 349         (graphite_legal_transform_dr): Same.
 350         (graphite_carried_dependence_level_k): Same.
 351
 352 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 353
 354         * graphite-dependences.c (build_pairwise_constraint): Renamed
 355         ppl_build_relation.  Moved...
 356         (dr_equality_constraints): Use ppl_build_relation.
 357         (build_pairwise_scheduling_equality): Same.
 358         (build_pairwise_scheduling_inequality): Same.
 359         * graphite-ppl.c (ppl_build_relation): ...here.
 360         * graphite-ppl.h (ppl_build_relation): Declared.
 361
 362 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 363
 364         PR middle-end/42681
 365         * graphite-clast-to-gimple.c (gloog_error): New static variable.
 366         (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
 367         Set gloog_error when such an expression failed to be built.
 368         (translate_clast): Early return when gloog_error is set.
 369         (gloog): Clear gloog_error.  When gloog_error is set, call
 370         set_ifsese_condition to enable the original code.  Return the status
 371         of the code generation based on gloog_error.
 372         * sese.c (set_ifsese_condition): New.
 373         * sese.h (set_ifsese_condition): Declared.
 374
 375         * g++.dg/graphite/pr42681.C: New.
 376
 377 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 378
 379         PR middle-end/42732
 380         * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
 381         rename_nb_iterations.
 382         * sese.c (rename_variables_in_operand): New.
 383         (rename_variables_in_expr): New.
 384         (rename_nb_iterations): New.
 385         (sese_adjust_liveout_phis): Update the rename_map.
 386         * sese.h (rename_nb_iterations): Declared.
 387         * tree-scalar-evolution.c (scev_reset_htab): New.
 388         (scev_reset): Call scev_reset_htab.
 389         * tree-scalar-evolution.h (scev_reset_htab): Declared.
 390
 391         * gfortran.dg/graphite/pr42732.f: New.
 392
 393 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 394
 395         PR middle-end/42393
 396         * graphite-clast-to-gimple.c: Fix formatting.
 397         * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
 398         (expr_defined_in_loop_p): New.
 399         (add_loop_exit_phis): Also handle full expressions: remove from
 400         the rename_map the expressions defined in the loop that we're closing.
 401
 402         * gfortran.dg/graphite/pr42393-1.f90: New.
 403         * gfortran.dg/graphite/pr42393.f90: Add new flags
 404         -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
 405         make this testcase useful in the Graphite branch.
 406
 407 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 408
 409         * graphite-scop-detection.c (exclude_component_ref): Removed.
 410         (is_simple_operand): Removed.
 411         (stmt_simple_for_scop_p): Remove use of is_simple_operand.
 412
 413 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 414
 415         PR middle-end/42221
 416         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 417         the array indexing of ADDR_EXPRs.
 418
 419         * gcc.dg/graphite/pr42221.c: New.
 420
 421 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 422
 423         PR middle-end/42521
 424         * graphite.c (graphite_finalize): Call scev_reset.
 425         (graphite_transform_loops): Do not call scev_reset between the code
 426         generation of scops.
 427
 428         * gcc.dg/graphite/pr42521.c: New.
 429
 430 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 431
 432         * graphite-interchange.c (memory_stride_in_loop): Renamed
 433         pdr_stride_in_loop.
 434         (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
 435         (memory_strides_in_loop): Memoize the memory strides per loop.
 436         (lst_interchange_profitable_p): Do not initialize to zero the memory
 437         strides.
 438         * graphite-poly.h (struct lst): Add a field memory_strides.
 439         (LST_LOOP_MEMORY_STRIDES): New.
 440         (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
 441         (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
 442
 443 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 444
 445         * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
 446         memory_strides_in_loop.  Gather memory strides on a whole loop.
 447         (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
 448         (lst_interchange_profitable_p): Removed.
 449         (lst_try_interchange_loops): Call lst_interchange_profitable_p.
 450
 451 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 452
 453         Revert patch 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 454         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 455         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 456         Remove context_loop and level.
 457
 458 2010-01-07  Richard Guenther  <rguenther@suse.de>
 459
 460         PR tree-optimization/42641
 461         * sese.c (rename_map_elt_info): Use the SSA name version, do
 462         not hash pointers.
 463
 464 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 465
 466         * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
 467         blocked" only when both the strip mine and the interchange have
 468         been applied.
 469
 470         * gcc.dg/graphite/block-2.c: Removed.
 471         * gcc.dg/graphite/block-3.c: Add scan pattern.
 472         * gcc.dg/graphite/block-4.c: Same.
 473         * gcc.dg/graphite/block-5.c: Same.
 474         * gcc.dg/graphite/block-6.c: Same.
 475
 476 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 477
 478         * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
 479         before allocating a new one.
 480         (copy_renames): Check that slot is not NULL.
 481         (mark_bb_with_pbb): Same.
 482         (compute_cloog_iv_types_1): Same.
 483         * graphite-interchange.c (lst_perfect_nestify): Free the before,
 484         nest, and after LSTs.
 485         (lst_try_interchange_loops): Same.
 486
 487 2010-01-05  Sebastian Pop  <sebastian.pop@amd.com>
 488
 489         PR middle-end/42178
 490         * graphite-interchange.c (lst_try_interchange_loops): Do not return
 491         the before, nest, and after LSTs.
 492         (lst_try_interchange): Removed.
 493         (lst_interchange_select_inner): Do not iterate over the LSTs if they
 494         were modified.
 495         (lst_interchange_select_outer): Apply interchange on the outer loop
 496         until there are no more changes in the inner loops.
 497
 498 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 499
 500         Revert patch fixing PR middle-end/42221.
 501
 502 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 503
 504         PR middle-end/42180
 505         * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
 506         GIMPLE_CALL.
 507
 508         * gfortran.dg/graphite/pr42180.f90: Add compile flags.
 509
 510 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 511
 512         PR middle-end/42180
 513         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
 514         that contain only one statement.
 515
 516         * gfortran.dg/graphite/pr42180.f90: New.
 517
 518 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 519
 520         PR middle-end/42393
 521         * gfortran.dg/graphite/pr42393.f90: New.
 522
 523 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 524
 525         PR middle-end/42186
 526         * gfortran.dg/graphite/pr42186.f90: New.
 527
 528 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 529
 530         PR middle-end/42205
 531         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
 532         Insert the reduction copy in the same block as the phi node.
 533         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
 534
 535         * gcc.dg/graphite/pr42205-1.c: New.
 536         * gcc.dg/graphite/pr42205-2.c: New.
 537
 538 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 539
 540         PR middle-end/42221
 541         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 542         the array indexing of ADDR_EXPRs.
 543
 544         * gcc.dg/graphite/pr42221.c: New.
 545
 546 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 547
 548         PR middle-end/42178
 549         PR middle-end/42334
 550         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
 551         index.  Call lst_interchange_select_inner only once.
 552         (lst_interchange_select_inner): Update use of lst_try_interchange.
 553         (lst_interchange_select_outer): Update.
 554
 555 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 556
 557         PR middle-end/42178
 558         PR middle-end/42334
 559         * graphite-interchange.c (lst_try_interchange): Do not increment the
 560         the OUTER index when there is no AFTER kernel.  Do not increment the
 561         OUTER index for after processing the AFTER kernel.
 562         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
 563         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
 564         index.  Do not pass to lst_interchange_select_inner the OUTER index.
 565         (scop_do_interchange): Update use of lst_interchange_select_outer.
 566
 567         * gfortran.dg/graphite/graphite.exp
 568         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
 569         * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
 570         the graphite dump file.
 571         * gfortran.dg/graphite/interchange-2.f: Same.
 572         * gfortran.dg/graphite/pr42334-1.f: New.
 573
 574 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 575
 576         PR middle-end/42178
 577         PR middle-end/42334
 578         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
 579         that are empty.
 580         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
 581         (lst_try_interchange): Reimplemented.
 582         (lst_interchange_select_inner): Same.
 583         (lst_do_interchange): Renamed lst_interchange_select_outer.
 584         Reimplemented.
 585         (scop_do_interchange): Update use of lst_interchange_select_outer.
 586
 587         * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
 588         * gcc.dg/graphite/block-0.c: Un-XFAILed.
 589         * gcc.dg/graphite/pr42211.c: New.
 590         * gfortran.dg/graphite/pr42334.f90: New.
 591
 592 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
 593
 594         PR middle-end/42181
 595         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
 596         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
 597
 598         * gfortran.dg/graphite/pr42181.f90: New.
 599
 600 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
 601
 602         PR middle-end/42284
 603         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
 604         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
 605         (detect_commutative_reduction_arg): Simplified.
 606         (detect_commutative_reduction): Early return when the argument of
 607         the close phi is not of an SSA_NAME.
 608
 609         * gcc.dg/graphite/pr42284.c: New.
 610
 611 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
 612
 613         * dbgcnt.def (graphite_scop): New counter.
 614         * graphite.c: Include dbgcnt.h
 615         (graphite_transform_loops): Use new counter to limit transformations.
 616
 617 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
 618
 619         PR middle-end/42285
 620         * graphite-scop-detection.c (graphite_can_represent_init): Also
 621         handle more complex MULT_EXPRs containing parameters by recursion
 622         on the structure.
 623
 624         * gfortran.dg/graphite/pr42285.f90: New.
 625
 626 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
 627
 628         * g++.dg/graphite/pr42130.C: Fix type.
 629
 630 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
 631
 632         * g++.dg/graphite/pr42130.C: Correct testcase.
 633
 634 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 635
 636         * Merge from mainline (154493:154734).
 637
 638 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 639
 640         * Merge from mainline (151362:154491).
 641
 642 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
 643
 644         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
 645         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
 646
 647 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 648
 649         PR middle-end/42130
 650         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
 651         translate_clast_for_loop): New.
 652         (translate_clast_for): Add a condition around the loop, to do not
 653         execute loops with zero iterations.
 654         * g++.dg/graphite/pr42130.C: New.
 655         * gcc.dg/graphite/pr35356-2.c: Adapt.
 656
 657 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 658
 659         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 660         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 661         Remove context_loop and level.
 662
 663 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 664
 665         * graphite-clast-to-gimple.c (translate_clast_user,
 666         translate_clast_for, translate_clast_guard): Simplify and move common
 667         elements to translate_clast().
 668         (translate_clast): Simplify and get common elements.
 669
 670 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 671
 672         * graphite-clast-to-gimple.c (translate_clast_user,
 673         translate_clast_for, translate_clast_guard): Split out of
 674         translate_clast.
 675
 676 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
 677
 678         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
 679         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
 680         debug_clast_name_indexes_1, debug_clast_name_indexes,
 681         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
 682         (clast_name_to_gcc, clast_to_gcc_expression,
 683         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
 684         gcc_type_for_clast_eq, graphite_translate_clast_equation,
 685         graphite_create_guard_cond_expr, graphite_create_new_loop,
 686         translate_clast): Add params_index.
 687         (initialize_cloog_names): Create parameter strings from scratch, do
 688         not reference other strings.
 689         (create_params_index): New.
 690         (gloog): Initialize params_index.
 691         * graphite-scop-detection (free_scops_1): Removed.
 692         (limit_scops): Use normal free_scops.
 693         * graphite-sese-to-poly.c (save_var_names): Removed.
 694         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
 695         and SESE_PARAMS_INDEX.
 696         * sese.c (new_sese, free_sese): Dito.
 697         * sese.h (struct sese): Remove params_index, params_names.
 698         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
 699
 700 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 701
 702         Revert the following patch from 2009-09-14:
 703         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
 704         tree-scalar-evolution.h, and then tree-data-ref.h.
 705         * graphite-clast-to-gimple.c: Same.
 706         * graphite-dependences.c: Same.
 707         * graphite-interchange.c: Same.
 708         * graphite-poly.c: Same.
 709         * graphite-scop-detection.c: Same.
 710         * graphite-sese-to-poly.c: Same.
 711         * graphite.c: Same.
 712         * lambda-code.c: Same.
 713         * matrix-reorg.c: Same.
 714         * tree-data-ref.c: Same.
 715         * tree-if-conv.c: Same.
 716         * tree-loop-distribu: Same.: Same.
 717         * tree-loop-linear.c: Same.
 718         * tree-parloops.c: Same.
 719         * tree-predcom.c: Same.
 720         * tree-vect-patterns.c: Same.
 721
 722 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 723
 724         Revert patch from 2009-09-14.
 725         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
 726         passes at -O1 and below.
 727
 728 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 729
 730         PR middle-end/40281
 731         * gcc.dg/graphite/pr40281.c: New.
 732
 733         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
 734         evolutions should not variate in inner loops.
 735
 736 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 737
 738         PR middle-end/42050
 739         * gfortran.dg/graphite/pr42050.f90: New.
 740
 741 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 742
 743         * graphite-interchange.c (memory_strides_in_loop_depth): New.
 744         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
 745
 746 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 747
 748         * graphite-blocking.c (scop_do_block): New.
 749         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
 750         * graphite-poly.h (scop_do_block): Declared.
 751
 752 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 753
 754         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
 755         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
 756         to transform depth into the time_depth before calling
 757         pbb_number_of_iterations_at_time.
 758         (lst_do_strip_mine): Use a scalar variable instead of recomputing
 759         lst_depth.
 760
 761 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 762
 763         Reverted the patch for "scattering permutations" from 2009-10-28.
 764
 765         * graphite-poly.c (print_permutation): New.
 766         (debug_permutation): New.
 767         (new_poly_bb): Initialize PBB_PERMUTATION.
 768         (free_poly_bb): Free PBB_PERMUTATION.
 769         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 770         (struct pbb_permutation_elt): New.
 771         (PBB_PERMUTATION_ELT_STRIDE): New.
 772         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 773         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 774         (new_pbb_permutation_elt): New.
 775         (pbb_permutation_elt_free): New.
 776         (struct poly_bb): Add field permutation.
 777         (PBB_PERMUTATION): New.
 778         (print_permutation): Declared.
 779         (debug_permutation): Declared.
 780
 781 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 782
 783         * graphite-interchange.c (build_partial_difference): New.
 784         (memory_stride_in_loop): Refactored the computation of
 785         equality constraints into build_partial_difference function.
 786         Added support for debugging stride computations.
 787
 788 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 789
 790         * graphite-clast-to-gimple.c (gloog): Free if_region,
 791         if_region->true_region, and if_region->region.
 792         * sese.c (if_region_set_false_region): Free if_region->false_region.
 793         (create_if_region_on_edge): Do not use GGC_NEW.
 794         (move_sese_in_condition): Remove useless initialization.
 795
 796 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 797
 798         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
 799         for the loops created by the loop distribution.  Do not modify the
 800         input LSTs.
 801         (lst_try_interchange_loops): Same.  Use a temporary LST for the
 802         transformed schedule.  Call lst_update_scattering before data
 803         dependence analysis.
 804         (lst_try_interchange): Pass an extra parameter INDEX.
 805         (lst_do_interchange_1): New.
 806         (lst_do_interchange): Call lst_do_interchange_1.
 807         (scop_do_interchange): Call lst_update_scattering.
 808         * graphite-poly.c (apply_poly_transforms): Do not call
 809         lst_update_scattering.
 810         * graphite-poly.h (lst_pred): New.
 811         (lst_succ): New.
 812         (lst_find_first_pbb): Return NULL when not found.
 813         (lst_empty_p): New.
 814         (lst_insert_in_sequence): Allow LST1 to be NULL.
 815         (lst_replace): New.
 816         (lst_substitute_3): New.
 817         * gcc.dg/graphite/interchange-1.c: XFail.
 818         * gcc.dg/graphite/interchange-8.c: XFail.
 819         * gcc.dg/graphite/interchange-11.c: XFail.
 820
 821 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 822
 823         * graphite-interchange.c (lst_perfectly_nested_p): New.
 824         (lst_perfect_nestify): New.
 825         (lst_try_interchange_loops): Call store_lst_schedule,
 826         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
 827         (scop_do_interchange): Avoid redundant legality test.
 828         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
 829         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
 830         * graphite-poly.h (psct_static_dim): New.
 831         (lst_dewey_number_at_depth): New.
 832         (lst_find_pbb): Restructured.
 833         (lst_find_first_pbb): Restructured.
 834         (lst_find_last_pbb): New.
 835         (lst_contains_p): New.
 836         (lst_contains_pbb): New.
 837         (lst_create_nest): New.
 838         (lst_remove_from_sequence): New.
 839         (pbb_update_scattering): New.
 840         (lst_update_scattering_under): New.
 841         (lst_update_scattering_seq): New.
 842         (lst_update_scattering): New.
 843         (lst_insert_in_sequence): New.
 844         (lst_distribute_lst): New.
 845         (lst_remove_all_before_including_pbb): New.
 846         (lst_remove_all_before_excluding_pbb): New.
 847
 848 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 849
 850         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
 851         get_loop_exit_edges.
 852
 853 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 854
 855         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
 856
 857 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 858
 859         * graphite-poly.c (print_permutation): New.
 860         (debug_permutation): New.
 861         (new_poly_bb): Initialize PBB_PERMUTATION.
 862         (free_poly_bb): Free PBB_PERMUTATION.
 863         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 864         (struct pbb_permutation_elt): New.
 865         (PBB_PERMUTATION_ELT_STRIDE): New.
 866         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 867         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 868         (new_pbb_permutation_elt): New.
 869         (pbb_permutation_elt_free): New.
 870         (struct poly_bb): Add field permutation.
 871         (PBB_PERMUTATION): New.
 872         (print_permutation): Declared.
 873         (debug_permutation): Declared.
 874
 875 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 876
 877         * graphite-clast-to-gimple.c (gloog): Do not call
 878         sese_reset_aux_in_loops.
 879         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
 880         extra argument for domains.  Do not use loop->aux.
 881         (build_scop_iteration_domain): Initialize and free domains, pass it
 882         to build_loop_iteration_domains and extract the information from
 883         domains.  Do not use loop->aux.
 884         * sese.c (sese_reset_aux_in_loops): Removed.
 885         * sese.h (sese_reset_aux_in_loops): Removed.
 886
 887 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 888
 889         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
 890         (dependency_in_loop_p): Same.
 891         (translate_clast): Do not use loop->aux.  Initialize
 892         loop->can_be_parallel.
 893         (mark_loops_parallel): Removed.
 894         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
 895         * graphite.c (free_aux_in_new_loops): Removed.
 896         (graphite_finalize): Do not call free_aux_in_new_loops.
 897         (graphite_transform_loops): Do not call mark_loops_parallel.
 898
 899 2009-10-26  Li Feng  <nemokingdom@gmail.com>
 900
 901         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
 902         (translate_clast): Pass an extra parameter LEVEL.
 903         Call get_scattering_level.
 904         * graphite-clast-to-gimple.h (get_scattering_level): New.
 905
 906 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 907
 908         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
 909         * cfgloop.h (struct loop): New field single_iv.
 910
 911         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
 912         loop->aux anymore: use loop->single_iv.
 913         (graphite_loop_normal_form): Moved...
 914         (build_graphite_loop_normal_form): Removed.
 915         (gloog): Do not call build_graphite_loop_normal_form.
 916         (free_aux_in_new_loops): Moved...
 917         (mark_loops_parallel): Restructure.
 918         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
 919         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
 920         (scop_canonicalize_loops): New.
 921         (build_poly_scop): Call scop_canonicalize_loops.
 922         * graphite.c (free_aux_in_new_loops): ...here.
 923
 924 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 925
 926         * g++.dg/graphite/graphite.exp: Add the same rules as in
 927         gcc.dg/graphite/graphite.exp.
 928
 929 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 930
 931         * g++.dg/graphite/id-1.C: New.
 932
 933 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 934
 935         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
 936         argument base_name.
 937         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
 938         (rewrite_phi_out_of_ssa): Same.
 939         (rewrite_cross_bb_scalar_deps): Same.
 940         (translate_scalar_reduction_to_array): Same.
 941
 942 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 943
 944         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
 945         dump_alias_graphs.
 946
 947 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 948
 949         * graphite-sese-to-poly.c (dump_alias_graphs): New.
 950         (build_scop_drs): Call dump_alias_graphs.
 951
 952 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 953
 954         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
 955         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 956         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
 957         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
 958         * graphite-poly.h (free_lst): New.
 959         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
 960         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
 961
 962 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 963
 964         * graphite-poly.h (struct scop): Add a field saved_schedule.
 965         (SCOP_SAVED_SCHEDULE): New.
 966         (store_lst_schedule): New.
 967         (restore_lst_schedule): New.
 968         (store_scattering): Call store_lst_schedule.
 969         (restore_scattering): Call restore_lst_schedule.
 970
 971 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 972
 973         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
 974         (pdr_add_alias_set): Same.
 975         (build_poly_dr): Same.
 976         (build_alias_set_optimal_p): Same.
 977         (build_base_obj_set_for_drs): Same.  Do not store the result of
 978         graphds_dfs.
 979
 980 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
 981
 982         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
 983         all_components_are_cliques to 1.
 984
 985 2009-10-20  Li Feng  <nemokingdom@gmail.com>
 986
 987         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
 988         the new structure.
 989         (pdr_add_alias_set): Update retrieving alias_set_num.
 990         (build_poly_dr): Update retrieving dr_base_object_set.
 991         (partition_drs_to_sets): Remove.
 992         (build_alias_set_optimal_p): New.
 993         (build_alias_set_for_drs): Rename.
 994         (build_scop_drs): Update.
 995         * graphite-sese-to-poly.h (struct base_alias_pair): New.
 996         (ALIAS_SET_INDEX): Remove.
 997         (BASE_OBJECT_SET_INDEX): Remove.
 998
 999 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1000
1001         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1002
1003 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1004
1005         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1006         loop upper bounds for 1-element arrays at end of structures.
1007         * tree-flow.h (array_at_struct_end_p): Declared.
1008         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1009
1010 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1011
1012         * g++.dg/graphite/pr41305.C: New.
1013
1014 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
1015
1016         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1017         construction of parameter constraints from loop iteration analysis.
1018         * gcc.dg/graphite/run-id-2.c: New test.
1019
1020 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1021
1022         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1023         and new_cstr.
1024
1025 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1026
1027         * graphite-dependences.c (dependence_polyhedron_1): Remove
1028         unused gdim dimensions from the DDR polyhedron.
1029
1030 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * graphite-dependences.c (pddr_transformed_scattering): New.
1033         (dot_original_deps_stmt_1): New.
1034         (dot_transformed_deps_stmt_1): New.
1035         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1036         dot_transformed_deps_stmt_1.
1037         (dot_original_deps): New.
1038         (dot_transformed_deps): New.
1039         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1040
1041 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1042
1043         * graphite-dependences.c (reduction_dr_1): Remove wrong
1044         assert: reduction BBs can have multiple reduction writes
1045         to memory.  interchange-3.f90 is an example.
1046
1047 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1048
1049         * gfortran.dg/graphite/interchange-3.f90: New.
1050
1051 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1052
1053         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1054
1055 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         * graphite-dependences.c (dependence_polyhedron_1): Add the
1058         context to the dependence polyhedron.
1059
1060 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1061
1062         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1063         PBB_PDR_DUPLICATES_REMOVED.
1064         (new_poly_bb): Same.
1065
1066 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1067
1068         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1069         SCOP_CONTEXT.
1070         (build_loop_iteration_domains): Extract bounds on parameters
1071         based on the data size.
1072         (build_scop_context): Do not initialize SCOP_CONTEXT;
1073         add new constraints.
1074
1075 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1076
1077         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1078         * graphite-ppl.h (graphite-ppl.h): Declared.
1079
1080 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         * graphite-ppl.c (ppl_print_linear_expr): New.
1083         (debug_ppl_linear_expr): New.
1084         * graphite-ppl.h (ppl_print_linear_expr): Declared.
1085         (debug_ppl_linear_expr): Declared.
1086
1087 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1088
1089         * graphite-interchange.c: Fix comments.
1090         * gcc.dg/graphite/block-1.c: Fix comments.
1091
1092 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1093
1094         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1095         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1096
1097 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1098
1099         Reapply the patch from Alexander Monakov that disappeared during
1100         the last merges from trunk.
1101
1102         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1103
1104         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1105         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1106
1107 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1108
1109         * graphite-interchange.c (memory_stride_in_loop): The depth
1110         argument corresponds to a dynamic time dimension, so use
1111         psct_dynamic_dim to refer to the transformed scattering dimension.
1112
1113 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1114
1115         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1116
1117 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1118
1119         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1120         root of the LST.
1121         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1122         the root of the LST.
1123         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1124         fake loop.
1125         (print_lst): Print the root of LST in a different format.
1126         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1127
1128 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1129
1130         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1131
1132 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1133
1134         * doc/passes.texi: Document the Graphite infrastructure.
1135
1136 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1137
1138         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1139         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1140         and check the SSA representation.
1141
1142         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1143
1144 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1145
1146         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1147
1148 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1149
1150         * gcc.dg/graphite/interchange-11.c: New.
1151
1152 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1153
1154         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1155
1156 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1157
1158         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1159         Add -fno-loop-strip-mine and -fno-loop-interchange.
1160         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1161         -fno-loop-strip-mine.
1162         * gfortran.dg/graphite/graphite.exp: Same.
1163
1164 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1165
1166         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1167         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1168         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1169         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1170         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1171         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1172         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1173         DEFAULT_FLAGS_GRAPHITE_SCOP.
1174         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1175         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1176
1177 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1178
1179         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1180
1181 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1182             Sebastian Pop  <sebastian.pop@amd.com>
1183
1184         * graphite-interchange.c (build_linearized_memory_access): Pass an
1185         offset as parameter.
1186         (memory_stride_in_loop): Include transform scattering in the
1187         access functions to be able to querry the strides in the
1188         transformed loops.
1189         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1190         not the psct_iterator_dim.
1191
1192 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1193
1194         * graphite-blocking.c (pbb_do_strip_mine): Removed.
1195         (lst_do_strip_mine_loop): New.
1196         (lst_do_strip_mine): New.
1197         (scop_do_strip_mine): Call lst_do_strip_mine.
1198         * graphite-poly.h (lst_add_loop_under_loop): New.
1199         (lst_find_first_pbb): New.
1200
1201 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1202
1203         * graphite-poly.c (loop_to_lst): Fix LST creation.
1204
1205 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1206
1207         * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1208         sizeof(unsigned long) to make it run on 32bit systems.
1209
1210 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1211
1212         * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1213         SEGFAULT on 32bit.
1214
1215 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1216
1217         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1218         Comment.
1219         (write_alias_graph_to_ascii_dot): New.
1220         (write_alias_graph_to_ascii_ecc): Ditto.
1221         (partition_drs_to_sets): Add testing of optimality of current method
1222         which assigns alias numbers according to DFS Comopnent number.  used
1223         as heuristic for the upcoming ECC algorithm.
1224         (build_scop_drs): Write to file also with the ecc and dot format.
1225
1226 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1227
1228         * gfortran.dg/graphite/interchange-1.f: XFail.
1229
1230 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1231
1232         * graphite.c (graphite_initialize): Do not handle functions with
1233         more than 100 basic blocks.
1234
1235 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1236
1237         * graphite-blocking.c (pbb_do_strip_mine): Use
1238         PARAM_LOOP_BLOCK_TILE_SIZE.
1239
1240 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1241
1242         * graphite-poly.c (dot_lst_1): New.
1243         (dot_lst): New.
1244         * graphite-poly.h (dot_lst): Declared.
1245
1246 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1247
1248         * graphite-dependences.c (dot_deps_stmt_1): New.
1249         (dot_deps_stmt): New.
1250         * graphite-dependences.h (dot_deps_stmt): Declared.
1251
1252 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1253
1254         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1255         not replace cross BB scalar dependences ending on PHI nodes.
1256         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1257
1258 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1259
1260         * graphite-poly.c (apply_poly_transforms): Implement the high
1261         level driver for flag_loop_block.
1262         * opts.c (decode_options): Enable flag_loop_block at -O2.
1263         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1264         flag_loop_block.
1265
1266         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1267         -floop-block.
1268         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1269         Add -floop-block.
1270
1271 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1272
1273         * graphite-poly.h (lst_find_pbb): New.
1274         (find_lst_loop): New.
1275
1276 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1277
1278         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1279         * graphite-poly.h (struct scop): Remove dep_graph field.
1280         (SCOP_DEP_GRAPH): Removed.
1281
1282 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1283
1284         * graphite-poly.h (copy_lst): Do full copy of LST.
1285
1286 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
1287
1288         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1289         when the loop stride is zero.
1290
1291         * gcc.dg/graphite/id-16.c: New.
1292
1293 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1294
1295         * graphite-dependences.c (reduction_dr_1): New.
1296         (reduction_dr_p): New.
1297         (graphite_legal_transform_dr): Call reduction_dr_p.
1298         (reduction_ddr): Renamed reduction_ddr_p.
1299         * graphite-poly.h (same_pdr_p): New.
1300         (number_of_write_pdrs): New.
1301         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1302         (split_reduction_stmt): Do not split reduction statements
1303         when there are no writes to memory.
1304         (translate_scalar_reduction_to_array_for_stmt): Insert the
1305         memory reduction statement just after the scalar reduction statement.
1306
1307         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1308         Un-XFAIL-ed.
1309         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1310         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1311
1312 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1313
1314         * graphite-interchange.c (lst_apply_interchange): New.
1315         (lst_interchange_profitable_p): New.
1316         (lst_try_interchange_loops): New.
1317         (lst_try_interchange): New.
1318         (lst_do_interchange): New.
1319         (pbb_do_interchange): Removed.
1320         (scop_do_interchange): Call lst_do_interchange.
1321
1322 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1323
1324         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1325         SCOP_TRANSFORMED_SCHEDULE.
1326         (loop_to_lst): New.
1327         (scop_to_lst): New.
1328         (print_lst): New.
1329         (debug_lst): New.
1330         * graphite-poly.h (lst_p): New.
1331         (struct lst): New.
1332         (LST_LOOP_P): New.
1333         (LST_LOOP_FATHER): New.
1334         (LST_PBB): New.
1335         (LST_SEQ): New.
1336         (scop_to_lst): Declared.
1337         (print_lst): Declared.
1338         (debug_lst): Declared.
1339         (new_lst_loop): New.
1340         (new_lst_stmt): New.
1341         (copy_lst): New.
1342         (lst_depth): New.
1343         (lst_dewey_number): New.
1344         (struct scop): Add original_schedule and transformed_schedule fields.
1345         (SCOP_ORIGINAL_SCHEDULE): New.
1346         (SCOP_TRANSFORMED_SCHEDULE): New.
1347         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1348
1349 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1350
1351         * graphite-dependences.c (reduction_ddr): New.
1352         (graphite_legal_transform_bb): Call reduction_ddr.
1353         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1354         Initialize PBB_IS_REDUCTION.
1355         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1356         (PBB_IS_REDUCTION): New.
1357         (new_poly_bb): Update declaration.
1358         * graphite-scop-detection.h (build_scop_bbs): Removed.
1359         (nb_reductions_in_loop): Removed.
1360         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1361         parameter for reductions.
1362         (try_generate_gimple_bb): Update call to new_poly_bb.
1363         (build_scop_bbs_1): Same.
1364         (build_scop_bbs): Same.
1365         (gsi_for_phi_node): New.
1366         (scalar_close_phi_node_p): Remove gcc_assert.
1367         (split_reduction_stmt): New.
1368         (is_reduction_operation_p): New.
1369         (phi_contains_arg): New.
1370         (follow_ssa_with_commutative_ops): New.
1371         (detect_commutative_reduction_arg): New.
1372         (detect_commutative_reduction_assign): New.
1373         (follow_inital_value_to_phi): New.
1374         (edge_initial_value_for_loop_phi): New.
1375         (initial_value_for_loop_phi): New.
1376         (detect_commutative_reduction): New.
1377         (translate_scalar_reduction_to_array_for_stmt): New.
1378         (insert_copyout): New.
1379         (insert_copyin): New.
1380         (translate_scalar_reduction_to_array): New.
1381         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1382         (rewrite_commutative_reductions_out_of_ssa_loop): New.
1383         (rewrite_commutative_reductions_out_of_ssa): New.
1384         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1385         * sese.h (split_region_for_bb): New.
1386
1387         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1388         * gcc.dg/graphite/interchange-1.c: Fix format.
1389         * gcc.dg/graphite/interchange-10.c: New.
1390
1391 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1392
1393         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1394         buggy assert.
1395
1396 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1397
1398         * graphite-sese-to-poly.c (scev_analyzable_p): New.
1399         (rewrite_cross_bb_scalar_dependence): New.
1400         (rewrite_cross_bb_scalar_deps): New.
1401         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1402         Call rewrite_cross_bb_scalar_deps.
1403
1404 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1405
1406         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1407         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1408         gsi_for_stmt.
1409
1410 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1411
1412         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1413         * graphite-interchange.c (pbb_do_interchange): Same.
1414         * graphite-poly.c (print_scattering_function): Same.
1415         (debug_pdrs): Same.
1416         * graphite-poly.h (pbb_loop): New.
1417         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1418
1419 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1420
1421         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1422
1423 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1424
1425         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1426         so don't pass a pointer to it.
1427         (build_alias_set_for_drs): Same.
1428         (build_base_obj_set_for_drs): Same.
1429         (build_scop_drs): Same.
1430
1431 2009-09-26  Li Feng  <nemokingdom@gmail.com>
1432
1433         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1434         the alias graph of data references.
1435
1436 2009-09-25  Li Feng  <nemokingdom@gmail.com>
1437
1438         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1439         (build_scop_drs): When debugging, write the alias graph to file,
1440         otherwise, should be disabled.
1441
1442 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1443
1444         * Merge from mainline (151310:151361).
1445
1446 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1447
1448         * Merge from mainline (151171:151310).
1449
1450 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1451
1452         * Merge from mainline (151171:151806).
1453
1454 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1455
1456         * Revert the last commit.
1457
1458 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1459
1460         * Merge from mainline (151171:151819).
1461
1462 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1463
1464         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1465         (is_simple_operand): Remove call to stmt_simple_memref_p.
1466         (stmt_simple_for_scop_p): Update call to is_simple_operand.
1467
1468 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
1469
1470         * gcc.dg/graphite/interchange-mvt.c: New File.
1471         * gcc.dg/graphite/scop-dsyrk.c: New File.
1472         * gcc.dg/graphite/scop-dsyr2k.c: New File.
1473         * gcc.dg/graphite/scop-mvt.c: New File.
1474         * gcc.dg/graphite/scop-sor.c: New File.
1475
1476 2009-09-17 Li Feng  <nemokingdom@gmail.com>
1477
1478         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1479         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1480         (graphite_carried_dependence_level_k): Ditto.
1481         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1482         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1483         (new_poly_dr): Adjust declaration.
1484         * graphite-sese-to-poly.c (free_data_refs_aux): New.
1485         (free_gimple_bb): Added free_data_refs_aux.
1486         (build_poly_dr): Add dr_base_object_set.
1487         (partition_drs_to_sets): New.
1488         (dr_same_base_object_p): New.
1489         (build_alias_set_for_drs): New.
1490         (build_base_object_set_for_drs): New.
1491         (build_scop_drs): Add build_base_obj_set_for_drs.
1492         * graphite-sese-to-poly.h: Added #define for alias set number index and
1493         base object set index.
1494         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1495         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1496
1497 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1498
1499         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1500         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1501
1502 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1503
1504         * graphite-sese-to-poly.c (struct irp_data): Removed.
1505         (idx_record_params): Removed.
1506         (find_params_in_bb): Scan for parameters the access functions; don't
1507         parse the tree representation.
1508
1509 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1510
1511         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1512         passes at -O1 and below.
1513
1514 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1515
1516         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1517         tree-scalar-evolution.h, and then tree-data-ref.h.
1518         * graphite-clast-to-gimple.c: Same.
1519         * graphite-dependences.c: Same.
1520         * graphite-interchange.c: Same.
1521         * graphite-poly.c: Same.
1522         * graphite-scop-detection.c: Same.
1523         * graphite-sese-to-poly.c: Same.
1524         * graphite.c: Same.
1525         * lambda-code.c: Same.
1526         * matrix-reorg.c: Same.
1527         * tree-data-ref.c: Same.
1528         * tree-if-conv.c: Same.
1529         * tree-loop-distribu: Same.: Same.
1530         * tree-loop-linear.c: Same.
1531         * tree-parloops.c: Same.
1532         * tree-predcom.c: Same.
1533         * tree-vect-patterns.c: Same.
1534
1535 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
1536
1537         Partially revert the previous patch, except the following.
1538         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1539         as parameters the operands of the not expression.
1540
1541 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1542
1543         * tree-scalar-evolution.c (instantiate_scev_assign): New.
1544         Do not call analyze_scalar_evolution on assignments.
1545         (instantiate_scev_phi): Call analyze_scalar_evolution.
1546         (instantiate_scev_name): Call instantiate_scev_assign and
1547         instantiate_scev_phi.
1548         (instantiate_scev_not): Adapted to pass as parameters the operands
1549         of the not expression.
1550
1551 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1552
1553         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1554         to pass as parameters the operands of the binary expression.
1555
1556 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1557
1558         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1559         instantiate_scev_not.  Handle NEGATE_EXPR.
1560         (instantiate_scev_r): Handle NEGATE_EXPR.
1561
1562 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1563
1564         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1565         instantiate_scev_r.
1566         (instantiate_scev_r): Move code in instantiate_scev_2
1567         and instantiate_scev_1.
1568
1569 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1570
1571         * tree-scalar-evolution.c (instantiate_scev_3): New.
1572         (instantiate_scev_1): Move code in instantiate_scev_3.
1573
1574 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1575
1576         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1577         (instantiate_scev_1): Move code in instantiate_scev_poly.
1578
1579 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1580
1581         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1582         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1583
1584 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1585
1586         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1587         (instantiate_scev_1): Move code in instantiate_scev_convert.
1588
1589 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1590
1591         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1592         (instantiate_scev_1): Move code in instantiate_scev_binary.
1593
1594 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1595
1596         * tree-scalar-evolution.c (instantiate_scev_name): New.
1597         (instantiate_scev_1): Move code in instantiate_scev_name.
1598
1599 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1600
1601         * Merge from mainline (150992:151171).
1602
1603 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1604
1605         * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1606
1607 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1608
1609         * graphite-dependences.c (graphite_legal_transform_bb): Call
1610         pbb_remove_duplicate_pdrs.
1611         * graphite-poly.c (can_collapse_pdr): Removed.
1612         (pdr_find_duplicate): Removed.
1613         (can_collapse_pdrs): New.
1614         (pbb_remove_duplicate_pdrs): New.
1615         (new_poly_dr): Do not look for duplicates.
1616         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1617         (PBB_PDR_DUPLICATES_REMOVED): New.
1618         (pbb_remove_duplicate_pdrs): Declared.
1619
1620 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1621
1622         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1623         the strides by multiplying by PDR_NB_REFS.
1624         * graphite-poly.c (can_collapse_pdr): New.
1625         (pdr_find_duplicate): New.
1626         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1627         Initialize PDR_NB_REFS.
1628         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1629         (PDR_NB_REFS): New.
1630         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1631
1632 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1633
1634         Revert one of the previous commits:
1635         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1636         the computation of symmetric data dependence relations.
1637         (dependency_between_pbbs_p): Same.
1638
1639 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1640
1641         PR middle-end/40965
1642         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1643         any transform.
1644
1645 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1646
1647         * graphite-dependences.c (pddr_original_scattering): Return NULL
1648         for read-read dependence relations.
1649         * graphite-poly.h (enum poly_dr_type): Fix comment.
1650         (pdr_read_p): New.
1651         (pdr_write_p): New.
1652         (pdr_may_write_p): New.
1653
1654 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1655
1656         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1657         (struct poly_dr): Same.
1658         (new_poly_dr): Same.
1659         * graphite-poly.c (new_poly_dr): Same.
1660
1661 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1662             Sebastian Pop  <sebastian.pop@amd.com>
1663
1664         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1665         pbb_strip_mine_time_depth.  Changed the implementation so that
1666         transformation is expressed as a transformation on
1667         time (scatttering) dimensions.  Also, ensures that the 2d+1
1668         scheduling format is preserved.
1669         (pbb_strip_mine_profitable_p): Profitability is based on the
1670         iteration number of a given time (scattering) dimension,
1671         and not on a original loop depth dimension.
1672         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1673         (pbb_do_strip_mine): Call psct_dynamic_dim.
1674         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1675         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1676         (pbb_nb_dynamic_scattering_transform): New.
1677         (psct_dynamic_dim): New.
1678
1679 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1680
1681         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1682         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1683         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1684         * graphite-interchange.c (build_linearized_memory_access): Same.
1685         (memory_stride_in_loop): Same.
1686
1687 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1688
1689         * graphite-dependences.c (pddr_original_scattering): New.
1690         (graphite_legal_transform_dr): Call pddr_original_scattering.
1691         (dot_deps_1): New.
1692         (dot_deps): New.
1693         * graphite-dependences.h (dot_deps): Declared.
1694         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1695         (print_pdr): Print PDR_ID.
1696         * graphite-poly.h (struct poly_dr): Add field id.
1697         (PDR_ID): New.
1698         (pbb_index): New.
1699         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1700
1701 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1702
1703         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1704         not delete the original dependence relation.
1705
1706 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1707
1708         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1709         the computation of symmetric data dependence relations.
1710         (dependency_between_pbbs_p): Same.
1711
1712 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1713
1714         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1715         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1716         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1717         (free_poly_ddr): New.
1718         (pddr_is_empty): New.
1719         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1720         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1721         Remove fprintfs.
1722         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1723         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1724         * graphite-dependences.h (enum poly_dependence_kind): New.
1725         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1726         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1727         (PDRP_SINK): Renamed PDDR_SINK.
1728         (PDRP_DDP): Renamed PDDR_DDP.
1729         (PDDR_KIND): New.
1730         (free_poly_ddr): Declared.
1731         * graphite-poly.c (new_scop): Use the new hash function names.
1732         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1733         into original_pddrs.
1734         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1735
1736 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1737
1738         * Merge from mainline (150764:150992).
1739
1740 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1741
1742         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1743         bounds with LT_EXPR to make niter analysis more precise on code
1744         generated by Graphite.
1745
1746 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1747
1748         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1749         (graphite_legal_transform_bb): Same.
1750         (poly_drs_may_alias_p): Same.
1751
1752 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1753
1754         PR middle-end/40981
1755         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1756         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1757
1758 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1759
1760         * graphite-poly.c (print_pbb): Print PBB index.
1761
1762 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1763
1764         * Merge from mainline (r150672:150764).
1765
1766 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1767
1768         * graphite-interchange.c (ppl_max_for_le): Moved...
1769         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1770         * graphite-ppl.c (ppl_max_for_le): ... here.
1771         * graphite-ppl.h (ppl_max_for_le): Declared.
1772
1773 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1774
1775         * Merge from mainline (r150372:150672).
1776
1777 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1778
1779         PR middle-end/40980
1780         * sese.c (convert_for_phi_arg): New.
1781         (add_guard_exit_phis): Use convert_for_phi_arg.
1782
1783         * gfortran.dg/graphite/id-17.f: New.
1784
1785 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1786
1787         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1788         unknown subscript upper bounds.
1789
1790         * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1791
1792 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1793             Pranav Garg  <pranav.garg2107@gmail.com>
1794
1795         * graphite-interchange.c (gather_access_strides): Removed.
1796         (ppl_max_for_le): New.
1797         (build_linearized_memory_access): New.
1798         (memory_stride_in_loop): New.
1799         (pbb_interchange_profitable_p): Reimplemented.
1800         * graphite-ppl.h (ppl_new_id_map): New.
1801         (ppl_interchange): New.
1802
1803         * gcc.dg/graphite/interchange-6.c: XFAILed.
1804
1805 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1806
1807         * graphite-interchange.c (compute_subscript): Removed.
1808         (compute_array_size_cstr): Removed.
1809         (compute_array_size_poly): Removed.
1810         (compute_array_size): Removed.
1811         (gather_access_strides_poly): Removed.
1812         (gather_access_strides): Empty.
1813
1814 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1815
1816         * graphite-dependences.c (dependence_polyhedron_1): Replace
1817         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1818         (graphite_legal_transform_dr): Same.
1819         (graphite_carried_dependence_level_k): Same.
1820         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1821         Initialize PDR_NB_SUBSCRIPTS.
1822         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1823         PDR_NB_SUBSCRIPTS.
1824         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1825         (PDR_NB_SUBSCRIPTS): New.
1826         (pdr_nb_subscripts): Removed.
1827         (pdr_dim): Simplified.
1828         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1829         with PDR_NB_SUBSCRIPTS.
1830
1831 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1832
1833         * graphite-interchange.c (compute_array_size): Remove use of
1834         PDR_DATA_CONTAINER.
1835         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1836         Do not initialize PDR_DATA_CONTAINER.
1837         (print_pdr): Do not print PDR_DATA_CONTAINER.
1838         * graphite-poly.h (struct poly_dr): Remove data_container field.
1839         (PDR_DATA_CONTAINER): Removed.
1840         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1841         PDR_DATA_CONTAINER.
1842         (build_poly_dr): Same.
1843
1844 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1845
1846         * gcc.dg/graphite/interchange-9.c: New.
1847
1848 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1849             Sebastian Pop  <sebastian.pop@amd.com>
1850
1851         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1852         copy of the dependence polyhedron.  Free the temporary objects.
1853         (graphite_carried_dependence_level_k): Free unused objects before
1854         returning.
1855
1856         * gcc.dg/graphite/interchange-1.c: XFAILed.
1857         * gcc.dg/graphite/interchange-2.c: XFAILed.
1858         * gcc.dg/graphite/interchange-3.c: XFAILed.
1859         * gcc.dg/graphite/interchange-4.c: XFAILed.
1860         * gcc.dg/graphite/interchange-7.c: XFAILed.
1861
1862 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1863
1864         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1865         Early return without analyzing the data dependences if no
1866         transform has been done.  Call restore_scattering if the transform
1867         is not legal.
1868         (graphite-interchange.c): Same.
1869         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1870         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1871         (apply_poly_transforms): Do not gcc_assert that
1872         the transform is legal.
1873         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1874         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1875         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1876         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1877         * graphite-poly.h (struct poly_scattering): New.
1878         (struct poly_bb): Add original, transformed, and saved fields.
1879         Remove transformed_scattering, original_scattering, nb_local_variables,
1880         and nb_scattering_transform fields.
1881         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1882         (poly_scattering_new): New.
1883         (poly_scattering_free): New.
1884         (poly_scattering_copy): New.
1885         (store_scattering_pbb): New.
1886         (store_scattering): New.
1887         (restore_scattering_pbb): New.
1888         (restore_scattering): New.
1889         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1890         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1891
1892 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1893
1894         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1895         (print_scop): Same.
1896
1897 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1898
1899         * Makefile.in (graphite.o): Depends on PREDICT_H.
1900         * graphite.c: Include predict.h.
1901         (graphite_finalize): Call tree_estimate_probability.
1902         * predict.c (predict_loops): Do not call scev_initialize and
1903         scev_finalize.
1904         (tree_estimate_probability_bb): New.
1905         (tree_estimate_probability): Do not initialize loops: move that
1906         code to the driver.  Call tree_estimate_probability_bb.
1907         (tree_estimate_probability_driver): New.
1908         (pass_profile): Use tree_estimate_probability_driver.
1909         * predict.h (tree_estimate_probability): Declared.
1910
1911 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1912
1913         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1914         * graphite-dependences.c (graphite_legal_transform): Add time to
1915         TV_GRAPHITE_DATA_DEPS.
1916         (dependency_between_pbbs_p): Same.
1917         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1918
1919 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1920
1921         * Merge from mainline (r149952:150372).
1922
1923 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1924
1925         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1926         * graphite-blocking.c: Same.
1927         * graphite-clast-to-gimple.c: Same.
1928         * graphite-dependences.c: Same.
1929         * graphite-poly.c: Same.
1930         * graphite-poly.h: Same.
1931         * graphite-ppl.c: Same.
1932         * graphite-scop-detection.c: Same.
1933         * graphite-sese-to-poly.c: Same.
1934         * graphite.c: Same.
1935
1936 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1937
1938         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1939         (remove_simple_copy_phi): New.
1940         (remove_invariant_phi): New.
1941         (simple_copy_phi_p): New.
1942         (reduction_phi_p): New.
1943         (gsi_for_ssa_name_def): New.
1944         (insert_out_of_ssa_copy): New.
1945         (insert_out_of_ssa_copy_on_edge): New.
1946         (create_zero_dim_array): New.
1947         (scalar_close_phi_node_p): New.
1948         (rewrite_close_phi_out_of_ssa): New.
1949         (rewrite_phi_out_of_ssa): New.
1950         (rewrite_reductions_out_of_ssa): New.
1951         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1952
1953         * gcc.dg/graphite/id-11.c: New.
1954         * gcc.dg/graphite/id-15.c: New.
1955         * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1956         * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1957         * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1958         * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1959         * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1960         * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1961         * gfortran.dg/graphite/id-13.f: New.
1962         * gfortran.dg/graphite/id-5.f: New.
1963
1964 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1965
1966         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1967         check that nb_reductions_in_loop is zero.
1968         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1969         reduction phi nodes.
1970         (nb_reductions_in_loop): Removed.
1971         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1972         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1973         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1974         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1975         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1976
1977 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1978
1979         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1980         statements that have an empty iteration domain.
1981         * gfortran.dg/graphite/id-16.f: New.
1982
1983 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1984
1985         * tree-scalar-evolution.c (instantiate_scev_1): Return
1986         chrec_dont_know when the result is not above instantiate_below.
1987         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1988         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1989         the tree has a known scalar evolution.
1990         * gfortran.dg/graphite/id-14.f: New.
1991         * gfortran.dg/graphite/id-15.f: New.
1992
1993 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1994
1995         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1996         insert_gsi.
1997         (rename_variables): Keep inserting renames after the ones already
1998         inserted.
1999
2000 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2001
2002         * graphite-sese-to-poly.c (compare_bb_depths): New.
2003         (graphite_sort_dominated_info): New.
2004         (build_scop_bbs_1): Call graphite_sort_dominated_info.
2005         (build_scop_scattering): Fix comment.
2006
2007 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2008
2009         * graphite.c (graphite_finalize): Call print_loops instead of
2010         dump_function_to_file.
2011         * gcc.dg/graphite/graphite.exp: Fix formatting.
2012         * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
2013         loops generated in the graphite output file.
2014         * gcc.dg/graphite/pr35356-2.c: New.
2015         * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
2016         * gfortran.dg/graphite/id-12.f: New.
2017
2018 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2019
2020         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2021         Remove 2 XFAIL.
2022
2023 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2024             Tobias Grosser  <grosser@fim.uni-passau.de>
2025
2026         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2027         alias set number build alias in ACCESSES polyhedron.
2028         (build_alias_set_for_drs): New.
2029         (build_pbb_drs): Added build_alias_set_for_drs.
2030         * graphite-dependences.c (poly_drs_may_alias_p): New.
2031         (graphite_carried_dependence_level_k): Check alias information
2032         before building polyhedron.
2033
2034 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2035
2036         * Makefile.in (lambda-code.o): Fix formatting.
2037
2038 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2039
2040         * Merge from mainline (r149350-149952)
2041
2042 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2043
2044         * graphite-poly.c (apply_poly_transforms): Move strip_mine
2045         before interchange to prepare for loop blocking.
2046
2047 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2048
2049         * graphite-poly.c (apply_poly_transforms): Add checks after every
2050         transformation.
2051         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2052         done in apply_poly_transforms.
2053
2054 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
2055
2056         * graphite-dependences.c (build_lexicographically_gt_constraint):
2057         Replace RES parameter with *RES.
2058         (dependence_polyhedron_1): Pass an address of the parameter RES
2059         instead of value of RES.
2060
2061 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2062
2063         * graphite.c (graphite_finalize): Fix comment.
2064         (graphite_transform_loops): Reset scev info after code generation
2065         of each scop.
2066
2067 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2068
2069         * graphite.c (graphite_finalize): Call scev_reset.
2070
2071 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2072
2073         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2074         GBB_CLOOG_IV_TYPES hash table twice.
2075         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2076         (add_condition_to_domain): Clear GMP values.
2077
2078 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2079
2080         * graphite-dependences.c: Fix formatting.
2081         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2082         (pbb_number_of_iterations): Free ppl_Linear_Expression.
2083         * graphite-sese-to-poly.c: Fix formatting.
2084         * graphite.c (graphite_transform_loops): Create the hash table
2085         after the early return.
2086
2087 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2088
2089         * gcc.dg/graphite/id-14.c: New.
2090         * gcc.dg/graphite/pr40157.c: New.
2091         * gfortran.dg/graphite/id-11.f: New.
2092
2093 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2094
2095         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2096         (build_poly_scop): Return false when there are no pbbs within
2097         loops to avoid to pass to cloog scops with no loops.
2098
2099 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2100
2101         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2102         useless test "i % 2".
2103         (build_pbb_scattering_polyhedrons): Fix formatting.
2104         (build_poly_dr): Same.
2105         * graphite.c (graphite_transform_loops): Restructure.
2106
2107 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
2108
2109         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2110         reduction_list parameter.
2111         (rewrite_all_phi_nodes_with_iv): Same.
2112         (canonicalize_loop_ivs): Same.
2113         * tree-parloops.c (struct brli): Removed.
2114         (build_reduction_list_info): Removed.
2115         (build_new_reduction): New.
2116         (analyze_reduction_list): Removed.
2117         (gather_scalar_reductions): Find reductions instead of phi
2118         nodes that can't be canonicalized.
2119         (try_create_reduction_list): Remove reduction_list parameter.
2120         (gen_parallel_loop): Same.
2121         (parallelize_loops): Remove analyze_reductions variable,
2122         initialization and free.
2123         Change reduction_list htab initialization to reduction_info
2124         elements instead of ssa names.
2125         Call try_create_reduction_list and gen_parallel_loop without
2126         analyzed_reduction argument.
2127         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2128         canonicalize_loop_ivs with one less argument.
2129         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2130
2131 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2132
2133         * graphite-dependences.c (new_poly_dr_pair): New.
2134         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2135         (new_poly_dr_pair): New.
2136         (eq_poly_dr_pair_p): New.
2137         (hash_poly_dr_pair_p): New.
2138         * graphite-dependences.h (struct poly_dr_pair): New.
2139         (eq_poly_dr_pair_p): Declared.
2140         (hash_poly_dr_pair_p): Declared.
2141         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2142         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2143         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2144         * Makefile.in (graphite-poly.o): Add dependence on
2145         graphite-dependences.h.
2146
2147 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2148
2149         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2150         polynomials of degree > 1 pass to Graphite.
2151         * tree-chrec.c (scev_is_linear_expression): Call
2152         evolution_function_is_affine_multivariate_p.
2153         * gfortran.dg/graphite/id-10.f90: New.
2154
2155 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2156
2157         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2158         Instantiate scevs varying in outer loops.
2159         * gfortran.dg/graphite/id-9.f: Correct testcase.
2160
2161 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2162
2163         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2164         redundant constraint.
2165
2166 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2167
2168         * gcc.dg/graphite/graphite.exp: Fix comments.
2169         * gfortran.dg/graphite/graphite.exp: Trigger actions
2170         based on the file names as in the C testsuite.
2171         * gfortran.dg/graphite/block-1.f90: Fix patterns.
2172         * gfortran.dg/graphite/block-2.f: Same.
2173         * gfortran.dg/graphite/block-3.f90: Same.
2174         * gfortran.dg/graphite/block-4.f90: Same.
2175         * gfortran.dg/graphite/id-1.f90: Same.
2176         * gfortran.dg/graphite/id-2.f90: Same.
2177         * gfortran.dg/graphite/id-3.f90: Same.
2178         * gfortran.dg/graphite/id-4.f90: Same.
2179         * gfortran.dg/graphite/id-6.f: Same.
2180         * gfortran.dg/graphite/id-9.f: Same.
2181         * gfortran.dg/graphite/interchange-1.f: Same.
2182         * gfortran.dg/graphite/interchange-2.f: Same.
2183         * gfortran.dg/graphite/scop-1.f: Same.
2184
2185 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2186
2187         * sese.c (expand_scalar_variables_call): New.
2188         (expand_scalar_variables_ssa_name): Handle calls in expander.
2189
2190 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2191
2192         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2193         Expect to see the pattern twice.
2194         * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2195         * gcc.dg/graphite/interchange-5.c: Same.
2196         * gcc.dg/graphite/interchange-6.c: Same.
2197
2198 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2199
2200         * gcc.dg/graphite/id-10.c: New.
2201         * gcc.dg/graphite/id-12.c: New.
2202         * gfortran.dg/graphite/id-7.f: New.
2203         * gfortran.dg/graphite/id-8.f: New.
2204
2205 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2206
2207         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2208         zero.
2209
2210 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2211
2212         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2213
2214 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2215
2216         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2217
2218 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2219
2220         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2221         building PDR subscripts.
2222
2223 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2224
2225         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2226         computation of array sizes.
2227
2228 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2229
2230         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2231
2232 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2233
2234         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2235         build_pairwise_constraint, dr_equality_constraints,
2236         build_pairwise_scheduling_equality,
2237         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2238         build_lexicographically_gt_constraint, dependence_polyhedron,
2239         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2240         Move from NNC_Polyhedron to C_Polyhedron.
2241         * graphite-interchange.c (compute_array_size_poly,
2242         gather_access_strides): Dito.
2243         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2244         free_scop, pbb_number_of_iterations): Dito.
2245         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2246         pbb_dim_iter_domain, struct scop): Dito.
2247         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2248         new_Cloog_Domain_from_ppl_Polyhedron,
2249         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2250         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2251         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2252         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2253         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2254         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2255         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2256         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2257         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2258         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2259         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2260         build_scop_iteration_domain, build_poly_dr): Dito
2261
2262 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2263
2264         * gcc.dg/graphite/graphite.exp: Added a rule to execute
2265         run-id-*.c files.
2266         * gcc.dg/graphite/run-id-1.c: New.
2267
2268 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2269
2270         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2271         positivity constraint on the symbolic number of iterations.
2272
2273 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2274
2275         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2276
2277 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2278             Tobias Grosser  <grosser@fim.uni-passau.de>
2279
2280         * graphite-clast-to-gimple.c (build_scop_context): Removed.
2281         (build_cloog_prog): Directly use SCOP_CONTEXT.
2282         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2283         (free_scop): Free SCOP_CONTEXT.
2284         (print_scop_context): New.
2285         (print_scop): Call print_scop_context.
2286         (debug_scop_context): New.
2287         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2288         (struct scop): Added field context.
2289         (SCOP_CONTEXT): New.
2290         * graphite-sese-to-poly.c (add_param_constraints): New.
2291         (build_scop_context): New.
2292         (build_poly_scop): Call build_scop_context.
2293
2294 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2295
2296         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2297         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2298         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2299         * graphite-ppl.h: Include double-int.h and tree.h.
2300         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2301         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2302         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2303         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2304
2305 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2306
2307         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2308         POINTER_PLUS_EXPR for pointer types.
2309         (clast_to_gcc_expression): Same.
2310
2311 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2312
2313         * graphite-poly.c (print_scattering_function): Early return when
2314         PBB_TRANSFORMED_SCATTERING is not initialized.
2315         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2316
2317 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
2318
2319         * tree-parloops.c (analyze_reduction_list): Remove unused variable
2320         to fix bootstrap.
2321
2322 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
2323
2324         * tree-parloops.c (analyze_reduction_list): Change return
2325         value to void.
2326         (try_create_reduction_list): Move the call to
2327         analyze_reduction_list to the beginining.
2328         Call reduction_phi with analyzed_reductions as argument
2329         instead of reduction_list.
2330
2331 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2332
2333         *  Merge from mainline (r148296:149346)
2334
2335 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2336
2337         * graphite-scop-detection.c (graphite_can_represent_init): New.
2338         (graphite_can_represent_scev): Call graphite_can_represent_init:
2339         check that the initial value does not contain multiplications of
2340         parameters.
2341         (stmt_has_simple_data_refs_p): New.
2342         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2343         (is_simple_operand): Fix formatting.
2344         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2345
2346 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2347
2348         * gcc.dg/graphite/id-13.c: New.
2349         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2350         analyze_scalar_evolution, use scalar_evolution_in_region.
2351         (scan_tree_for_params_right_scev): Add extra assert.
2352         (parameter_index_in_region_1): Split from parameter_index_in_region.
2353         (idx_record_params): Use scalar_evolution_in_region.
2354         (find_params_in_bb): Same.
2355         (find_scop_parameters): Same.
2356         (build_loop_iteration_domains): Same.
2357         (create_linear_expr_from_tree): Same.
2358         * sese.c (scalar_evolution_in_region): New.
2359         * sese.h (scalar_evolution_in_region): Declared.
2360         (defined_in_sese_p): New.
2361         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2362         static anymore.
2363         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2364         Declared.
2365
2366 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2367
2368         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2369         TREE_DATA_REF_H also implies SCEV_H.
2370
2371 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2372
2373         * graphite-poly.c (print_scop_params): New.
2374         (print_scop): Call print_scop_params.
2375         (debug_scop_params): New.
2376         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2377
2378 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2379
2380         * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2381         * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2382         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2383         * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2384         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2385         * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2386
2387 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2388
2389         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2390         for dependency checking part.
2391         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2392         tests for dependency checking.
2393         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2394         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2395         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2396         flag -fdump-tree-graphite-all for autopar testsuites.
2397
2398 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2399
2400         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2401         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2402         canonicalize_loop_ivs): Moved...
2403         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2404
2405 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2406
2407         * tree-parloops.c (try_create_reduction_list): Pass an extra
2408         argument analyzed_reductions.  Call analyze_reduction_list.
2409         (gen_parallel_loop): Do not call analyze_reduction_list.
2410         (parallelize_loops): Init and finalize analyzed_reductions.
2411
2412 2009-07-06  Li Feng  <nemokingdom@gmail.com>
2413
2414         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2415         Added flag -fno-loop-strip-mine for autopar testcase.
2416
2417 2009-07-04  Li Feng  <nemokingdom@gmail.com>
2418
2419         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2420         transformed scattering dimension instead of unmatch orignal when
2421         calling dependence_polyhedron.
2422
2423 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2424
2425         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2426
2427 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2428
2429         * graphite-poly.c (pbb_number_of_iterations): Check for returned
2430         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2431
2432 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2433
2434         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2435         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2436         * graphite-poly.c (pbb_number_of_iterations): New.
2437         * graphite-poly.h (pbb_number_of_iterations): Declared.
2438         (pbb_iterator_dim, pbb_parameter_dim): New.
2439
2440 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
2441
2442         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2443         last commit on type of lower and upper bound of loops.
2444
2445 2009-06-29  Li Feng  <nemokingdom@gmail.com>
2446
2447         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2448         graphite-dependences.h.
2449         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2450         (mark_bb_with_pbb): New.
2451         (get_stmtfor_depth): New.
2452         (find_pbb_via_hash): New.
2453         (dependency_in_loop_p): New.
2454         (mark_loops_parallel): New.
2455         (free_aux_in_new_loops): New.
2456         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2457         bb with it's relevant pbb. Mark newly created loops.  Remove mark
2458         innermost loop parallel without checking.
2459         (gloog): Add parameter BB_PBB_MAPPING.
2460         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2461         (gloog): Change declaration.
2462         (mark_loop_parallel): Make extern.
2463         (free_aux_in_new_loops): Declare.
2464         (bb_pbb_map_hash): New.
2465         (eq_bb_pbb_map): New.
2466         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2467         auto parallelization when flag_graphite_force_parallel is set.
2468         (graphite_finalize): Added free_aux_in_new_loops.
2469         * tree-parloops.c (parallelize_loops): Only generate parallel code for
2470         the innermost loop that marked parallel.  Use
2471         flag_graphite_force_parallel instead of loop->can_be_parallel.
2472         (loop_parallel_p): Move inner most checking out of function.
2473
2474 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2475
2476         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2477         type of lower and upper bound of loops signed long int.
2478
2479 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2480
2481         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2482         expression outside the loop.
2483
2484 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2485
2486         * gcc.dg/graphite/interchange-8.c: New.
2487
2488 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2489
2490         * gcc.dg/graphite/interchange-0.c: XFailed.
2491         * gcc.dg/graphite/interchange-5.c: XFailed.
2492         * gcc.dg/graphite/interchange-6.c: XFailed.
2493
2494 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2495
2496         * graphite-interchange.c (compute_array_size_poly): The end of the
2497         recursion should return 1.
2498
2499 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2500
2501         * graphite-interchange.c (compute_array_size_cstr): Allow the
2502         subscript multiplier to be -1.
2503         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2504         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2505         data_container.  Initializes PDR_DATA_CONTAINER.
2506         (print_pdr_access_layout): New.
2507         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2508         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2509         data_container.
2510         (PDR_DATA_CONTAINER): New.
2511         (new_poly_dr): Update declaration.
2512         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2513         (build_poly_dr): Call pdr_add_data_dimensions.
2514
2515 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2516
2517         * graphite-poly.h (struct poly_dr): Fix comment.
2518         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2519         (pdr_add_memory_accesses): New.
2520         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2521
2522 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2523
2524         * graphite-poly.c (print_pdrs, debug_pdrs): New.
2525         (print_pbb): Add call to print_pdrs.
2526         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2527
2528 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2529             Li Feng <nemokingdom@gmail.com>
2530
2531         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2532         (dependency_between_pbbs_p): New.
2533         (lexicographically_gt_p): Assure !empty_p before polyhedron
2534         intersection assign.
2535         (build_lexicographically_gt_constraint): Correct lexicographically
2536         judging.
2537         * graphite-dependences.h: New.
2538         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2539
2540 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2541
2542         * graphite-clast-to-gimple.c (print_clast_stmt): New.
2543         (gloog): Print to dump_file the generated clast.
2544         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2545         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2546
2547 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2548
2549         * graphite-poly.c (extend_scattering): Increment
2550         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2551
2552 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2553
2554         * graphite-interchange.c (compute_array_size_poly): Added exit of
2555         recursion condition.  Continue iterating even after the first equality.
2556         (compute_array_size): Same.
2557
2558 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2559
2560         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2561         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2562         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2563         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2564         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2565
2566 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2567
2568         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2569         only when the use verifies is_gimple_reg.
2570
2571 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2572
2573         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2574         Allocate scaldims after call to unify_scattering_dimensions.
2575
2576 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2577
2578         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2579
2580 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2581             Albert Cohen  <albert.cohen@inria.fr>
2582
2583         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2584         variables for the strip mining.
2585
2586 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2587             Pranav Garg  <pranav.garg2107@gmail.com>
2588
2589         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2590         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2591         (graphite-blocking.o): New rule.
2592         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2593         * graphite-blocking.c: New.
2594         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2595         flag_loop_strip_mine.
2596         (psct_scattering_dim_for_loop_depth): New.
2597         * graphite-poly.h (scop_do_strip_mine): Declared.
2598         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2599         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2600         flag_loop_strip_mine.
2601
2602 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2603
2604         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2605         a GMP value and a PPL coefficient at each iteration of a loop.
2606
2607 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2608
2609         * graphite-dependences.c (dependence_polyhedron): Do not use
2610         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2611         pbb_nb_scattering_transform.
2612         (graphite_legal_transform_dr): Same.
2613         * graphite-poly.c (extend_scattering): Same.
2614         (unify_scattering_dimensions): Same.
2615         (print_scattering_function): Same.
2616         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2617         PBB_NB_LOCAL_VARIABLES.
2618         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2619         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2620         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2621         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2622         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2623         (pbb_nb_scattering_transform): New.
2624         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2625         (psco_scattering_dim): Add assert on parameters.
2626         (psct_scattering_dim): Same.
2627         (psct_scattering_dim_for_loop_depth): Declared.
2628         (psct_local_var_dim): New.
2629         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2630         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2631         correct layout, call pbb_nb_local_vars.
2632         (psct_add_local_variable, psct_add_scattering_dimension): New.
2633         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2634         Initialize PBB_NB_SCATTERING_TRANSFORM.
2635
2636 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2637
2638         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2639         (set_coef): Renamed ppl_set_coef.
2640         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2641
2642 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2643
2644         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2645         test a boolean against 1.
2646         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2647         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2648         (pbb_do_interchange): Returns true when a transform has been performed.
2649         (scop_do_interchange): Same.
2650         * graphite-poly.c (apply_poly_transforms): Use the return value of
2651         scop_do_interchange.
2652         * graphite-poly.h (scop_do_interchange): Update declaration.
2653
2654 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2655
2656         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2657         after last use.
2658         * sese.c (sese_reset_aux_in_loops): New.
2659         * sese.h (sese_reset_aux_in_loops): New.
2660
2661 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2662
2663         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2664         multiplier and multiply the constant by the multiplier.
2665         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2666         (build_poly_dr): Do not use the multiplier to define the subscript.
2667
2668 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2669
2670         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2671         compiler's data reference.  Initialize PDR_CDR.
2672         (print_pdr): Call dump_data_reference.
2673         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2674         Add compiler_dr field.
2675         (PDR_BB): Renamed PDR_PBB.
2676         (PDR_CDR): New.
2677         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2678         GCC's data reference representation.
2679         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2680         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2681
2682 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2683
2684         * graphite-poly.c (print_scattering_function): Also print the layout.
2685         * graphite-poly.h (pbb_nb_local_vars): New.
2686
2687 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2688
2689         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2690
2691 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2692
2693         * graphite-poly.c (print_pdr, debug_pdr): New.
2694         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2695         (PDR_BASE): Removed.
2696
2697 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2698
2699         * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2700         ltrans-{1..6,8}.c.
2701
2702 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2703
2704         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2705         subscript identification column.
2706         (pbb_do_interchange): Print to dump_file that some loops "will be
2707         interchanged".  Rely on that chain of characters in the testcases.
2708         * gcc.dg/graphite/interchange-0.c: New.
2709         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2710         interchange-*.c files and compile them with -floop-interchange.
2711
2712 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2713
2714         * graphite-interchange.c (interchange_profitable_p): Renamed
2715         pbb_interchange_profitable_p.
2716
2717 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2718             Harsha Jagasia  <harsha.jagasia@amd.com>
2719             Pranav Garg  <pranav.garg2107@gmail.com>
2720
2721         * graphite-interchange.c (interchange_profitable_p): Make static.
2722         (pbb_interchange_loop_depths, pbb_do_interchange,
2723         scop_do_interchange): New.
2724         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2725         for flag_loop_interchange.
2726         * graphite-poly.h (scop_do_interchange): Declared.
2727         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2728         flag_loop_interchange is used.
2729
2730 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2731
2732         * graphite-dependences.c (dependence_polyhedron): Update use of
2733         pbb_nb_scattering_dims.
2734         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2735         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2736         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2737         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2738
2739 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2740
2741         * graphite.c: Cleanup foo.
2742
2743 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2744
2745         * Merge from mainline (r143684:148293).
2746         * Disabled libpcp until it gets fixed.
2747
2748 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2749             Harsha Jagasia  <harsha.jagasia@amd.com>
2750
2751         * graphite-interchange.c: New.
2752         * Makefile.in (graphite-interchange.o): New.
2753         * graphite-poly.h (interchange_profitable_p): Declared.
2754         * graphite-ppl.h (value_max): New.
2755
2756 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2757
2758         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2759         * graphite-poly.h: Fix some comments.
2760         (pdr_dim): New.
2761         (pdr_scop): New.
2762
2763 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2764
2765         * graphite-poly.h
2766         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2767         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2768         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2769         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2770         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2771         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2772         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2773         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2774         * graphite-clast-to-gimple.c: Same.
2775         * graphite-dependences.c: Same.
2776         * graphite-poly.c: Same.
2777         * graphite-sese-to-poly.c: Same.
2778
2779 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2780
2781         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2782         expressions for an IV rename, as returned by clast_to_gcc_expression.
2783         (copy_renames): Rename new_name to expr.
2784         * sese.c (debug_rename_elt): Same.
2785         (get_rename): Same.
2786         (set_rename): Same.
2787         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2788         the information from the rename map.
2789         (rename_variables_in_stmt): Same.
2790         (add_loop_exit_phis): Rename new_name to expr.
2791         (insert_loop_close_phis): Same.
2792         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2793         * sese.h (struct rename_map_elt): Rename new_name to expr.
2794         (new_rename_map_elt): Same.
2795
2796 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2797
2798         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2799         * sese.c (set_rename): Make it extern.
2800         * sese.h (set_rename): Declared.
2801
2802 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2803
2804         * graphite-poly.c (extend_scattering): Free values.
2805         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2806         Free iterators.
2807         (ppl_print_powerset_matrix): Same.
2808         * graphite-scop-detection.c (free_scops_1): New.
2809         (limit_scops): Call free_scops_1.
2810         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2811         (build_poly_dr): Free PPL coefficients.
2812         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2813
2814 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2815
2816         * graphite-dependences.c: New.
2817         * graphite-data-ref.c: Removed.
2818         * graphite-data-ref.h: Removed.
2819         * Makefile.in (graphite-data-ref.o): Removed.
2820         (graphite-dependences.o): Added.
2821         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2822         * graphite-poly.c: Same.
2823         Move the data dependence testing to graphite-dependences.c.
2824
2825 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2826
2827         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2828         from graphite_cannot_represent_loop. Code refactored.
2829         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2830
2831 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2832
2833         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2834         Cover all the testcases (not only the filtered ones).
2835
2836 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2837
2838         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2839         unnecessary check. Update comments. Move check for REAL_TYPE here.
2840         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2841         done in (stmt_simple_for_scop_p).
2842
2843 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2844
2845         * graphite.c (print_global_statistics): New.
2846         (print_graphite_scop_statistic): New.
2847         (print_graphite_statistics): New.
2848         (graphite_initialize, graphite_transform_loops): Print statistics.
2849         * graphite-scop-detection (build_scops): Print statistics.
2850         (print_graphite_scop_statistics): New.
2851         (print_graphite_statistics): New.
2852
2853 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2854
2855         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2856         (debug_clast_name_index): Removed.
2857         (debug_clast_name_indexes_1): Removed.
2858         (debug_clast_name_indexes): Removed.
2859         (clast_name_index_elt_info): Removed.
2860         (eq_clast_name_indexes): Removed.
2861         (clast_name_to_index): Removed.
2862         (new_clast_name_index): Removed.
2863         (save_clast_name_index): Removed.
2864         (save_var_name): Moved...
2865         (init_sese_params_index): Removed.
2866         (clast_name_to_gcc): Remove use of name_tree.
2867         (initialize_cloog_names): Same.
2868         (gloog): Do not call init_sese_params_index.
2869         * graphite-sese-to-poly.c (save_var_name): ...here.
2870         (parameter_index_in_region): New.
2871         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2872         (parameter_index_in_region): Removed.
2873         (is_parameter): Remove use of name_tree.
2874         * sese.h (struct name_tree): Removed.
2875         (struct sese): Remove use of name_tree.  New field params_names.
2876         (SESE_PARAMS_NAMES): New.
2877         (SESE_PARAMS): Remove duplicate.
2878         (parameter_index_in_region): Removed.
2879         (sese_nb_params): Remove use of name_tree.
2880         (struct clast_name_index): New.
2881         (new_clast_name_index): New.
2882         (clast_name_to_index): New.
2883         (save_clast_name_index): New.
2884         (debug_clast_name_index): New.
2885         (debug_clast_name_indexes_1): New.
2886         (debug_clast_name_indexes): New.
2887         (clast_name_index_elt_info): New.
2888         (eq_clast_name_indexes): New.
2889
2890 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2891
2892         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2893         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2894         (graphite_loop_normal_form): Do not pass region.  Do not
2895         initialize SESE_OLDIVS.
2896         (build_graphite_loop_normal_form): Update call to
2897         graphite_loop_normal_form.
2898         * sese.c (debug_oldivs): Removed.
2899         (new_sese): Do not initialize SESE_OLDIVS.
2900         (free_sese): Do not free SESE_OLDIVS.
2901         (oldiv_for_loop): Removed.
2902         * sese.h (struct sese): Remove old_ivs.
2903         (SESE_OLDIVS): Removed.
2904         (oldiv_for_loop): Removed.
2905
2906 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2907
2908         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2909         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2910         replaced by a call to newivs_to_depth_to_newiv.
2911         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2912         (clast_to_gcc_expression_red): Same.
2913         (gcc_type_for_clast_expr): Same.
2914         (gcc_type_for_clast_eq): Same.
2915         (graphite_translate_clast_equation): Same.
2916         (graphite_create_guard_cond_expr): Same.
2917         (graphite_create_new_guard): Same.
2918         (graphite_create_new_loop): Same.
2919         (build_iv_mapping): Same.
2920         (translate_clast): Same.
2921         (gloog): Same.
2922         (loop_iv_stack_patch_for_consts): Removed.  *
2923         sese.c (iv_stack_entry_is_constant): Removed.
2924         (iv_stack_entry_is_iv): Removed.
2925         (loop_iv_stack_push_iv): Removed.
2926         (loop_iv_stack_insert_constant): Removed.
2927         (loop_iv_stack_pop): Removed.
2928         (loop_iv_stack_get_iv): Removed.
2929         (loop_iv_stack_get_iv_from_name): Removed.
2930         (debug_loop_iv_stack): Removed.
2931         (free_loop_iv_stack): Removed.
2932         (loop_iv_stack_remove_constants): Removed.  *
2933         sese.h (iv_stack_entry_kind): Removed.
2934         (iv_stack_entry_data_union): Removed.
2935         (iv_stack_entry_struct): Removed.
2936         (iv_stack_entry_p): Removed.
2937         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2938         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2939         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2940         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2941         (gbb_loop_at_index): Fix indenting.
2942         (gbb_loop_index): Removed.
2943
2944 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2945
2946         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2947         Call clast_name_to_index.
2948
2949 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2950
2951         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2952         do not pass params.  Get params from SESE_PARAMS.
2953         (clast_to_gcc_expression): Same.
2954         (clast_to_gcc_expression_red): Same.
2955         (gcc_type_for_clast_eq): Same.
2956         (graphite_translate_clast_equation): Same.
2957         (graphite_create_new_loop): Same.
2958         * sese.c (rename_variables_in_stmt): Fix comment.
2959
2960 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2961
2962         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2963         newivs_index.
2964         Call save_clast_name_index.
2965         (translate_clast): Pass newivs_index.
2966         (gloog): Create and free newivs_index.
2967
2968 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2969
2970         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2971         (clast_name_index_p): New type.
2972         (debug_clast_name_index): New.
2973         (debug_clast_name_indexes_1): New.
2974         (debug_clast_name_indexes): New.
2975         (clast_name_index_elt_info): New.
2976         (eq_clast_name_indexes): New.
2977         (clast_name_to_index): New.
2978         (new_clast_name_index): New.
2979         (save_clast_name_index): New.
2980         (init_sese_params_index): New.
2981         (gloog): Call init_sese_params_index.
2982         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2983         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2984         (free_sese): Free SESE_PARAMS_INDEX.
2985         * sese.h (struct sese): Add params_index.
2986         (SESE_PARAMS_INDEX): New.
2987
2988 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2989
2990         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2991         (graphite_create_new_loop): Pass the newivs vector.  Push the
2992         newly created IV to newivs.
2993         (translate_clast): Pass the newivs vector.
2994         (gloog): Create and destroy the newivs vector.
2995
2996 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2997
2998         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2999         (graphite_loop_normal_form): Initialize loop->aux with the unique
3000         IV that has been created.
3001
3002 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
3003
3004         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3005         scev with parameters in the base part. They where forbidden
3006         exidently.
3007
3008 2009-05-11  Li Feng  <nemokingdom@gmail.com>
3009
3010         * gcc.dg/graphite/graphite.exp: Set different default
3011         compile options by file names.
3012         * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3013         * gcc.dg/graphite/id-{1-9}.c: Ditto.
3014         * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3015         * gcc.dg/graphite/scop-matmult.c: Ditto.
3016
3017 2009-05-08  Li Feng <nemokingdom@gmail.com>
3018
3019         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3020         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3021         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3022         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3023
3024 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3025
3026         * graphite-scop-detection (build_scops_1): Fix little bug introduced
3027         by final cleanup.
3028
3029 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3030
3031         * graphite-scop-detection.c (graphite_can_represent_scev): Only
3032         allow integer constant strides.
3033         (graphite_can_represent_expr): Depend on outermost_loop.
3034         (stmt_simple_memref_p, graphite_cannot_represent_loop,
3035         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3036         build_scops_1): Same.
3037         (scopdet_basic_block_info): Same and insert layered SCoP
3038         detection.
3039         (try_generate_gimple_bb): Cleanup.
3040         (build_scops): Enable data references.
3041
3042         * gcc.dg/graphite/id-5.c: New.
3043         * gcc.dg/graphite/id-9.c: New.
3044         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3045         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3046
3047 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3048
3049         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3050         that we have not yet built for this SCoP.
3051
3052 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3053
3054         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3055         for complex numbers.
3056
3057 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3058
3059         * graphite-ppl.c: Fix build if cloog is not available.
3060
3061 2009-05-04  Li Feng  <nemokingdom@gmail.com>
3062
3063         * tree-parloops.c (loop_parallel_p): Remove construction of
3064         NITER and REDUCTION_LIST.
3065         (try_get_loop_niter): New.
3066         (try_create_reduction_list): New.
3067         (parallelize_loops): Bypass the failed checkings in autopar
3068         when can_be_parallel in loop structure is set to true.
3069
3070 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3071
3072         * gcc.dg/graphite/id-6.c: Update testcase.
3073         * gcc.dg/graphite/scop-3.c: Dito.
3074
3075 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3076
3077         * graphite-scop-detection.c (stmt_simple_for_scop_p):
3078         Enable EQ_EXPR and NE_EXPR again.
3079
3080 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3081
3082         * graphite-scop-detection.c (graphite_can_represent_scev):
3083         Add check if scev is affine multivariate.
3084         (harmful_stmt_in_bb): Check if we can represent the conditions.
3085         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3086         harmful_stmt_in_bb.
3087         * gcc.dg/graphite/id-7.c: New.
3088
3089 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3090
3091         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3092         Check all bbs in region, not only the bbs that are represented in
3093         GRAPHITE.
3094         (build_poly_scop): Add newline.
3095         * gcc.dg/graphite/id-8.c: New.
3096
3097 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3098
3099         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3100         when loop initialize.
3101         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3102         * common.opt: Declare flag_graphite_force_parallel.
3103         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3104         loop parallel.
3105         * graphite-poly.c (apply_poly_transforms): Introduce
3106         flag_graphite_force_parallel.
3107         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3108         * toplev.c (process_options): ditto and replace a not correctly
3109         encoded space.
3110
3111 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3112
3113         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3114         Change the call of gbb_loop_at_index and/or gbb_loop_index due
3115         to the redefinition.
3116         (compute_cloog_iv_types_1): ditto.
3117         (build_iv_mapping): ditto.
3118         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3119         initialization.
3120         (free_gimple_bb): Removed GBB_LOOPS related free part.
3121         (build_bb_loops): Removed.
3122         * sese.h (struct gimple_bb): Removed loops.
3123         (GBB_LOOPS): Removed.
3124         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3125         (gbb_loop_index): ditto.
3126
3127 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3128
3129         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3130         allow non constant strides.
3131         * gcc.dg/graphite/scop-20.c: New.
3132
3133 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3134
3135         * graphite-scop-detection.c (dot_all_scops): Fix system call
3136         return value warning.
3137         (dot_scop): Same.
3138
3139 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3140
3141         * gcc.dg/graphite/id-6.c: Fix pattern.
3142         * gcc.dg/graphite/scop-3.c: Same.
3143
3144 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3145
3146         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3147         build_pairwise_constraint, dr_equality_constraints,
3148         build_pairwise_scheduling_equality,
3149         build_pairwise_scheduling_inequality, lexicographically_gt_p,
3150         build_lexicographically_gt_constraint, dependence_polyhedron,
3151         graphite_legal_transform_dr, graphite_legal_transform_bb,
3152         graphite_legal_transform): New.
3153         * graphite-poly.h (graphite_legal_transform): Declared.
3154         * graphite-sese-to-poly.c (build_poly_scop): Call to
3155         graphite_legal_transform is disabled for the moment.
3156
3157 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3158
3159         * graphite-poly.h (pbb_nb_scattering_dims): New.
3160         (pbb_nb_scattering): Use it.
3161
3162 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3163
3164         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3165         Pointset_Powerset version of ppl_insert_dimensions.
3166         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3167
3168 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3169
3170         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3171
3172 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3173
3174         * graphite-poly.h: Fix comment.
3175
3176 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3177
3178         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3179
3180 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3181
3182         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3183         statements.
3184
3185 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3186
3187         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3188         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3189         conditions.
3190
3191 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
3192
3193         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3194         handle EQ_EXPR and NE_EXPR.
3195
3196 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
3197
3198         * graphite-poly.h (poly_dr): Fix comment.
3199
3200 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3201             Tobias Grosser  <grosser@fim.uni-passau.de>
3202
3203         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3204         with a zero dimension polyhedron.
3205         (find_scop_parameters): Move the call to scop_set_nb_params here.
3206         (build_loop_iteration_domains): Store in loop->aux the iteration
3207         domain polyhedron.
3208         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3209         by any loop in scop.
3210         (build_poly_scop): Do not call scop_set_nb_params.
3211
3212 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3213             Tobias Grosser  <grosser@fim.uni-passau.de>
3214
3215         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3216         add_condition_to_domain not GT_EXPR.
3217
3218 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3219
3220         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3221         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3222         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3223         upper_bound_assign to calculate unions.
3224         * gcc.dg/graphite/id-6.c: New.
3225
3226 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3227
3228         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3229         handle abnormal edges.
3230
3231 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3232
3233         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3234         (free_poly_bb): Also free poly_drs.
3235         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3236         (poly_dr): Polyhedron to Pointset_Powerset.
3237         (pdr_accessp_nb_subscripts): Same.
3238         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3239         poly_drs.
3240
3241 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3242
3243         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3244         names into more meaningful names.
3245
3246 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3247
3248         * gfortran.dg/graphite/interchange-1.c: New.
3249         * gfortran.dg/graphite/interchange-2.c: New.
3250
3251 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3252
3253         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3254         the reduction_list.
3255         * tree-parloops.c (rewrite_phi_with_iv): New.
3256         (rewrite_all_phi_nodes_with_iv): New.
3257         (canonicalize_loop_ivs): Call them.
3258
3259 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3260
3261         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3262         graphite_find_data_references_in_stmt.
3263         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3264         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3265
3266 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3267
3268         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3269
3270 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3271
3272         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3273         instead of bb_in_region.
3274         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3275         (build_sese_conditions): Use flag_bb_in_sese.
3276         * sese.c (register_bb_in_sese): Removed.
3277         (new_sese): Remove initialization of SESE_REGION_BBS.
3278         (free_sese): Do not free SESE_REGION_BBS.
3279         * sese.h (struct sese): Remove field region_basic_blocks.
3280         (SESE_REGION_BBS): Removed.
3281         (bb_in_sese_p): Implement in function of bb_in_region.
3282
3283 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3284
3285         * graphite-scop-detection.c (limit_scops): Deal only with single exit
3286         loops.
3287
3288 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3289
3290         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3291         and EQ_EXPR.
3292         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3293         (add_condition_to_domain): New.
3294         (add_condition_to_pbb): New.
3295         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3296         * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3297
3298 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3299
3300         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3301         ppl_Pointset_Powerset.
3302         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3303         * graphite-poly.h (poly_bb): poly_bb.domain Same.
3304         (pbb_nb_loops): Same.
3305         * graphite-sese-to-poly.c (build_loop_iteration_domains,
3306         add_conditions_to_domain): Same.
3307         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3308         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3309         ppl_const_Polyhedron_t.
3310         (ppl_print_powerset_matrix): New.
3311         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3312         ppl_print_powerset_matrix): New.
3313         (ppl_print_polyhedron_matrix): Updated.
3314
3315 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3316
3317         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3318
3319 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3320
3321         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
3322         (print_iteration_domains, debug_iteration_domain,
3323         debug_iteration_domains): New.
3324         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3325         debug_iteration_domains): Declared.
3326         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3327         indenting.
3328
3329 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
3330             Sebastian Pop  <sebastian.pop@amd.com>
3331
3332         * graphite-poly.h (print_iteration_domain): New.
3333         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3334         (build_sese_conditions_1, build_sese_conditions_after,
3335         build_sese_conditions_before): New.
3336         (build_sese_conditions): Rewritten.
3337
3338 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3339             Tobias Grosser  <grosser@fim.uni-passau.de>
3340
3341         Cleanup of code generation liveouts.
3342         * graphite-clast-to-gimple.c (translate_clast): Use a single
3343         rename_map instead of one per translated statement.
3344         Do not use SESE_LIVEOUT_RENAMES.
3345         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3346         (gloog): Do not use SESE_LIVEOUT_RENAMES.
3347         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3348         phi node of a reduction: when a loop contains a reduction used outside
3349         the loop, there should be a scalar close phi node on the exit block.
3350         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3351         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3352         (free_sese): Do not free them.
3353         (sese_build_liveouts_use): Do not use them.
3354         (sese_build_liveouts_bb): Same.
3355         (sese_build_liveouts): Same.
3356         (sese_insert_phis_for_liveouts): Same.
3357         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
3358         (defined_in_loop_p): New.
3359         (alive_after_loop): New.
3360         (close_phi_not_yet_inserted_p): New.
3361         (struct alep, alep_p): New.
3362         (add_loop_exit_phis): Remove from the rename_map all the names defined
3363         in the code generated loop.
3364         (insert_loop_close_phis): Traverse the rename_map passed to it.
3365         Don't use SESE_LIVEOUT_RENAMES.
3366         (default_liveout_before_guard): Renamed default_before_guard.
3367         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3368         (graphite_copy_stmts_from_block): Do not directly call set_rename.
3369         (register_sese_liveout_renames): Removed.
3370         (copy_bb_and_scalar_dependences): Do not call it.
3371         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3372         reduction_list.
3373         (SESE_LIVEOUT): Removed.
3374         (SESE_LIVEOUT_RENAMES): Removed.
3375         (SESE_REDUCTION_LIST): Removed.
3376         (sese_build_liveouts): Removed.
3377         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3378         (insert_loop_close_phis): Pass a htab_t instead of a sese.
3379         (insert_guard_phis): Same.
3380         (rename_map_elt): Declare a VEC of them.
3381         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3382         trees not pointers to trees.
3383
3384         Rewrite in canonical close SSA form:
3385         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3386         (limit_scops): Close the scop after the block containing the close phi
3387         nodes.
3388         (canonicalize_loop_closed_ssa): New.
3389         (canonicalize_loop_closed_ssa_form): New.
3390         (build_scops): Call canonicalize_loop_closed_ssa_form.
3391
3392         * graphite-sese-to-poly.c: Fix typos.
3393
3394 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3395
3396         * graphite-poly.c (print_scattering_function, print_pbb_domain):
3397         Extended.
3398         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3399         (print_pbb): Add conditions.
3400
3401 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3402             Sebastian Pop  <sebastian.pop@amd.com>
3403
3404         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3405         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3406         (build_scop_bbs_1): New.
3407         (build_scop_bbs): Rewrite.
3408         * sese.h (bb_in_region): New.
3409