gcc/ChangeLog.graphite

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