gcc/ChangeLog.graphite

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