gcc/ChangeLog.graphite

   1 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
   2
   3         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
   4
   5 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
   6
   7         PR middle-end/43306
   8         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
   9         should be an INTEGER_CST.  Also handle CASE_CONVERT.
  10         * gcc.dg/graphite/pr43306.c: New.
  11
  12 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
  13
  14         * graphite.c (graphite_initialize): To bound the number of bbs per
  15         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
  16         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
  17         * doc/invoke.texi: Document it.
  18
  19 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
  20
  21         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
  22         * graphite-sese-to-poly.h (build_poly_scop): Same.
  23
  24 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
  25
  26         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
  27         the number of parameters in the scop.  Use as an upper bound
  28         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
  29         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
  30         * doc/invoke.texi: Document it.
  31
  32 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
  33
  34         * graphite-sese-to-poly.c (add_param_constraints): Use
  35         lower_bound_in_type and upper_bound_in_type.
  36
  37 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
  38
  39         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
  40         instead of unsigned_type_node.
  41
  42 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
  43             Reza Yazdani  <reza.yazdani@amd.com>
  44
  45         PR middle-end/43065
  46         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
  47         on pointer type parameters.
  48
  49         * gcc.dg/graphite/run-id-4.c: New.
  50
  51 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
  52
  53         PR middle-end/43065
  54         * gcc.dg/graphite/run-id-3.c: New.
  55
  56 2010-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
  57             Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
  58
  59         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
  60         handle conversions from pointer to integers.
  61         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
  62         induction variable, to be able to work with code generated by CLooG.
  63         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
  64         (build_poly_scop): Bail out if we cannot codegen a loop.
  65
  66 2010-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
  67
  68         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
  69         code generation with gloog_error.
  70
  71 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  72
  73         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
  74         Call fold_convert on all the returned values.
  75         (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
  76         the type of the resulting expression.
  77
  78 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  79
  80         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
  81         ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
  82         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
  83
  84 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  85
  86         * graphite-dependences.c (map_into_dep_poly): Removed.
  87         (dependence_polyhedron_1): Use combine_context_id_scat.
  88
  89 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
  90
  91         * graphite-poly.h (struct poly_scattering): Add layout documentation.
  92         (struct poly_bb): Same.
  93         (combine_context_id_scat): New.
  94
  95 2010-03-02  Sebastian Pop  <sebastian.pop@amd.com>
  96
  97         PR middle-end/42326
  98         * sese.c (name_defined_in_loop_p): Return false for default
  99         definitions.
 100
 101         * gcc.dg/graphite/pr42326.c: New.
 102
 103 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
 104
 105         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
 106         and clean up the logic.
 107
 108 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
 109
 110         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
 111         early return.
 112
 113 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
 114
 115         PR middle-end/43083
 116         * graphite-scop-detection.c (create_single_exit_edge): Move
 117         the call to find_single_exit_edge to....
 118         (create_sese_edges): ...here.  Don't handle multiple edges
 119         exiting the function.
 120         (build_graphite_scops): Don't handle multiple edges
 121         exiting the function.
 122
 123         * gcc.dg/graphite/pr43083.c: New.
 124
 125 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
 126
 127         PR middle-end/43097
 128         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
 129         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
 130
 131         * gfortran.dg/graphite/pr43097.f: New.
 132
 133 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
 134             Manuel López-Ibáñez  <manu@gcc.gnu.org>
 135
 136         PR middle-end/43140
 137         * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
 138
 139 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
 140
 141         PR middle-end/43026
 142         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
 143
 144         * g++.dg/graphite/pr43026.C: New.
 145
 146 2010-02-13  Tobias Grosser  <grosser@fim.uni-passau.de>
 147
 148         * Merge from mainline (154736:156693).
 149
 150 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
 151
 152         PR middle-end/43012
 153         * gcc.dg/graphite/pr43012.c: New.
 154
 155 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 156
 157         * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
 158 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 159
 160         * g++.dg/graphite/pr42930.C: New.
 161
 162 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 163
 164         PR middle-end/42930
 165         * graphite-scop-detection.c (graphite_can_represent_scev): Call
 166         graphite_can_represent_init for MULT_EXPR.
 167
 168 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 169
 170         PR middle-end/42914
 171         PR middle-end/42530
 172         * graphite-sese-to-poly.c (remove_phi): New.
 173         (translate_scalar_reduction_to_array): Call remove_phi.
 174
 175         * gcc.dg/graphite/pr42530.c: New.
 176         * gcc.dg/graphite/pr42914.c: New.
 177
 178 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
 179
 180         PR middle-end/42771
 181         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
 182         * graphite-clast-to-gimple.h (gloog): Update declaration.
 183         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
 184         * graphite-poly.h (struct poly_bb): Add missing comments.
 185         (struct scop): Add poly_scop_p field.
 186         (POLY_SCOP_P): New.
 187         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
 188         * graphite.c (graphite_transform_loops): Build the polyhedral
 189         representation for each scop before code generation.
 190         * sese.c (rename_variables_in_operand): Removed.
 191         (rename_variables_in_expr): Return the renamed expression.
 192         (rename_sese_parameters): New.
 193         * sese.h (rename_sese_parameters): Declared.
 194
 195         * gcc.dg/graphite/pr42771.c: New.
 196
 197 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 198
 199         * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
 200         return 0 from main.
 201         * gcc.dg/graphite/block-1.c: Same.
 202         * gcc.dg/graphite/block-3.c: Same.
 203         * gcc.dg/graphite/block-4.c: Same.
 204         * gcc.dg/graphite/block-5.c: Same.
 205         * gcc.dg/graphite/block-6.c: Same.
 206         * gcc.dg/graphite/block-7.c: Same.
 207         * gcc.dg/graphite/interchange-0.c: Same.
 208         * gcc.dg/graphite/interchange-1.c: Same.
 209         * gcc.dg/graphite/interchange-10.c: Same.
 210         * gcc.dg/graphite/interchange-11.c: Same.
 211         * gcc.dg/graphite/interchange-12.c: Same.
 212         * gcc.dg/graphite/interchange-2.c: Same.
 213         * gcc.dg/graphite/interchange-3.c: Same.
 214         * gcc.dg/graphite/interchange-4.c: Same.
 215         * gcc.dg/graphite/interchange-5.c: Same.
 216         * gcc.dg/graphite/interchange-6.c: Same.
 217         * gcc.dg/graphite/interchange-7.c: Same.
 218         * gcc.dg/graphite/interchange-8.c: Same.
 219         * gcc.dg/graphite/interchange-9.c: Same.
 220         * gcc.dg/graphite/interchange-mvt.c: Same.
 221
 222 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 223
 224         * gfortran.dg/graphite/id-19.f: New.
 225         * gfortran.dg/graphite/pr14741.f90: New.
 226         * gfortran.dg/graphite/pr41924.f90: New.
 227         * gfortran.dg/graphite/run-id-2.f90: New.
 228
 229 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 230
 231         PR middle-end/42988
 232         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
 233         to unknown_dependence.
 234         (graphite_legal_transform_dr): Handle the unknown_dependence.
 235         (graphite_carried_dependence_level_k): Same.
 236
 237 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
 238
 239         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
 240
 241 2010-02-05  Sebastian Pop  <sebastian.pop@amd.com>
 242             Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 243
 244         PR middle-end/42637
 245         * graphite-dependences.c (build_lexicographical_constraint): Return
 246         a union of dependence polyhedra.
 247         (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
 248
 249         * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
 250         * gcc.dg/graphite/block-4.c: Same.
 251         * gcc.dg/graphite/block-7.c: Same.
 252         * gcc.dg/graphite/interchange-12.c: Same.
 253         * gcc.dg/graphite/interchange-mvt.c: Same.
 254         * gfortran.dg/graphite/interchange-1.f: XFAILed.
 255         * gfortran.dg/graphite/interchange-3.f90: XFAILed.
 256         * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
 257
 258 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 259
 260         * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
 261         the execution check to FAIL.  This testcase is miscompiled by Graphite
 262         and the check should be re-enabled.
 263         * gcc.dg/graphite/interchange-mvt.c: Same.
 264         * gcc.dg/graphite/block-0.c: Same.
 265         * gcc.dg/graphite/block-4.c: Same.
 266         * gcc.dg/graphite/block-7.c: Same.
 267
 268 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 269
 270         * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
 271         * gcc.dg/graphite/scop-0.c: Fix spaces.
 272         * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
 273         * gfortran.dg/graphite/block-2.f: Same.
 274         * gfortran.dg/graphite/block-3.f90: Same.
 275         * gfortran.dg/graphite/block-4.f90: Same.
 276         * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
 277         * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
 278
 279 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 280
 281         * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
 282         PDDR_ORIGINAL_SCATTERING_P.
 283         (pddr_is_empty): Rewritten.
 284         (print_dependence_polyhedron_layout): New.
 285         (print_pddr): New.
 286         (debug_pddr): New.
 287         (build_alias_set_powerset): Moved up.
 288         (poly_drs_may_alias_p): Moved up.
 289         (lexicographically_gt_p): Removed.
 290         (build_lexicographically_gt_constraint): Renamed
 291         build_lexicographical_constraint, reimplemented.
 292         (dependence_polyhedron_1): Simplified parameters.
 293         (dependence_polyhedron): Same.  Keep along empty PDDRs
 294         to make efficient use of the cache.
 295         (reduction_dr_p): Compute the PBBs don't pass them as parameters.
 296         (graphite_legal_transform_dr): Rewritten.
 297         (graphite_legal_transform_bb): Pass fewer arguments to
 298         graphite_legal_transform_dr.
 299         (graphite_carried_dependence_level_k): Simplified implementation.
 300         (dot_original_deps_stmt_1): Call dependence_polyhedron.
 301         (dot_transformed_deps_stmt_1): Same.
 302         (dot_original_deps): Same.
 303         (dot_transformed_deps): Same.
 304         * graphite-dependences.h (struct poly_ddr): Added a new field
 305         original_scattering_p.
 306         (PDDR_ORIGINAL_SCATTERING_P): New.
 307         (print_pddr): Declared.
 308         (debug_pddr): Declared.
 309         * graphite-ppl.c: Clarify comment.
 310         * sese.h (print_gimple_bb): Removed unused declaration.
 311         (debug_gbb): Same.
 312
 313 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
 314
 315         * g++.dg/graphite/graphite.exp: Rewritten.
 316         * gcc.dg/graphite/graphite.exp: Rewritten.
 317         * gfortran.dg/graphite/graphite.exp: Rewritten.
 318         * gcc.dg/graphite/block-0.c: Added runtime test.
 319         * gcc.dg/graphite/block-1.c: Same.
 320         * gcc.dg/graphite/block-3.c: Same.
 321         * gcc.dg/graphite/block-4.c: Same.
 322         * gcc.dg/graphite/block-5.c: Same.
 323         * gcc.dg/graphite/block-6.c: Same.
 324         * gcc.dg/graphite/block-7.c: Same.
 325         * gcc.dg/graphite/interchange-0.c: Same.
 326         * gcc.dg/graphite/interchange-1.c: Same.
 327         * gcc.dg/graphite/interchange-10.c: Same.
 328         * gcc.dg/graphite/interchange-11.c: Same.
 329         * gcc.dg/graphite/interchange-12.c: Same.
 330         * gcc.dg/graphite/interchange-2.c: Same.
 331         * gcc.dg/graphite/interchange-3.c: Same.
 332         * gcc.dg/graphite/interchange-4.c: Same.
 333         * gcc.dg/graphite/interchange-5.c: Same.
 334         * gcc.dg/graphite/interchange-6.c: Same.
 335         * gcc.dg/graphite/interchange-7.c: Same.
 336         * gcc.dg/graphite/interchange-8.c: Same.
 337         * gcc.dg/graphite/interchange-9.c: Same.
 338         * gcc.dg/graphite/interchange-mvt.c: Same.
 339         * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
 340
 341 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 342
 343         * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
 344           background.
 345
 346 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
 347
 348         * common.opt: Add -fgraphite-cloog-opts.
 349         * graphite-clast-to-gimple.c (set_cloog_options): Same.
 350         * opts.c (decode_options): Same.
 351
 352 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 353
 354         * gcc.dg/graphite/id-17.c: New.
 355         * gcc.dg/graphite/pr41888.c: New.
 356         * gcc.dg/graphite/scop-22.c: New.
 357         * gfortran.dg/graphite/pr40982.f90: New.
 358
 359 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 360
 361         * graphite-dependences.c: Clarify comments.
 362         (build_pddr): Add an extra parameter direction.
 363         (graphite_legal_transform_dr): Use build_pddr.
 364         (dot_original_deps_stmt_1): Update use of build_pddr.
 365         (dot_transformed_deps_stmt_1): Same.
 366         (dot_original_deps): Same.
 367         (dot_transformed_deps): Same.
 368
 369         * gcc.dg/graphite/interchange-12.c: New.
 370         * gcc.dg/graphite/block-7.c: New.
 371
 372 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 373
 374         * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
 375         (pddr_transformed_scattering): Removed.
 376         (graphite_legal_transform_dr): Use build_pddr.
 377         (dot_original_deps_stmt_1): Same.
 378         (dot_transformed_deps_stmt_1): Same.
 379         (dot_original_deps): Same.
 380         (dot_transformed_deps): Same.
 381
 382 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 383
 384         * graphite-dependences.c (lexicographically_gt_p): Add comments.
 385         (build_lexicographically_gt_constraint): Same.
 386         (dependence_polyhedron_1): Same.
 387         (dependence_polyhedron): Same.
 388
 389 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 390
 391         * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
 392         (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
 393         (lexicographically_gt_p): Change type of direction to int.
 394         (build_lexicographically_gt_constraint): Same.
 395         (dependence_polyhedron_1): Same.
 396         (dependence_polyhedron): Same.
 397         (pddr_original_scattering): Use integers for direction.
 398         (pddr_transformed_scattering): Same.
 399         (graphite_legal_transform_dr): Same.
 400         (graphite_carried_dependence_level_k): Same.
 401
 402 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
 403
 404         * graphite-dependences.c (build_pairwise_constraint): Renamed
 405         ppl_build_relation.  Moved...
 406         (dr_equality_constraints): Use ppl_build_relation.
 407         (build_pairwise_scheduling_equality): Same.
 408         (build_pairwise_scheduling_inequality): Same.
 409         * graphite-ppl.c (ppl_build_relation): ...here.
 410         * graphite-ppl.h (ppl_build_relation): Declared.
 411
 412 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 413
 414         PR middle-end/42681
 415         * graphite-clast-to-gimple.c (gloog_error): New static variable.
 416         (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
 417         Set gloog_error when such an expression failed to be built.
 418         (translate_clast): Early return when gloog_error is set.
 419         (gloog): Clear gloog_error.  When gloog_error is set, call
 420         set_ifsese_condition to enable the original code.  Return the status
 421         of the code generation based on gloog_error.
 422         * sese.c (set_ifsese_condition): New.
 423         * sese.h (set_ifsese_condition): Declared.
 424
 425         * g++.dg/graphite/pr42681.C: New.
 426
 427 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
 428
 429         PR middle-end/42732
 430         * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
 431         rename_nb_iterations.
 432         * sese.c (rename_variables_in_operand): New.
 433         (rename_variables_in_expr): New.
 434         (rename_nb_iterations): New.
 435         (sese_adjust_liveout_phis): Update the rename_map.
 436         * sese.h (rename_nb_iterations): Declared.
 437         * tree-scalar-evolution.c (scev_reset_htab): New.
 438         (scev_reset): Call scev_reset_htab.
 439         * tree-scalar-evolution.h (scev_reset_htab): Declared.
 440
 441         * gfortran.dg/graphite/pr42732.f: New.
 442
 443 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 444
 445         PR middle-end/42393
 446         * graphite-clast-to-gimple.c: Fix formatting.
 447         * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
 448         (expr_defined_in_loop_p): New.
 449         (add_loop_exit_phis): Also handle full expressions: remove from
 450         the rename_map the expressions defined in the loop that we're closing.
 451
 452         * gfortran.dg/graphite/pr42393-1.f90: New.
 453         * gfortran.dg/graphite/pr42393.f90: Add new flags
 454         -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
 455         make this testcase useful in the Graphite branch.
 456
 457 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
 458
 459         * graphite-scop-detection.c (exclude_component_ref): Removed.
 460         (is_simple_operand): Removed.
 461         (stmt_simple_for_scop_p): Remove use of is_simple_operand.
 462
 463 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 464
 465         PR middle-end/42221
 466         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 467         the array indexing of ADDR_EXPRs.
 468
 469         * gcc.dg/graphite/pr42221.c: New.
 470
 471 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 472
 473         PR middle-end/42521
 474         * graphite.c (graphite_finalize): Call scev_reset.
 475         (graphite_transform_loops): Do not call scev_reset between the code
 476         generation of scops.
 477
 478         * gcc.dg/graphite/pr42521.c: New.
 479
 480 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 481
 482         * graphite-interchange.c (memory_stride_in_loop): Renamed
 483         pdr_stride_in_loop.
 484         (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
 485         (memory_strides_in_loop): Memoize the memory strides per loop.
 486         (lst_interchange_profitable_p): Do not initialize to zero the memory
 487         strides.
 488         * graphite-poly.h (struct lst): Add a field memory_strides.
 489         (LST_LOOP_MEMORY_STRIDES): New.
 490         (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
 491         (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
 492
 493 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 494
 495         * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
 496         memory_strides_in_loop.  Gather memory strides on a whole loop.
 497         (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
 498         (lst_interchange_profitable_p): Removed.
 499         (lst_try_interchange_loops): Call lst_interchange_profitable_p.
 500
 501 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
 502
 503         Revert patch 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 504         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 505         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 506         Remove context_loop and level.
 507
 508 2010-01-07  Richard Guenther  <rguenther@suse.de>
 509
 510         PR tree-optimization/42641
 511         * sese.c (rename_map_elt_info): Use the SSA name version, do
 512         not hash pointers.
 513
 514 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 515
 516         * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
 517         blocked" only when both the strip mine and the interchange have
 518         been applied.
 519
 520         * gcc.dg/graphite/block-2.c: Removed.
 521         * gcc.dg/graphite/block-3.c: Add scan pattern.
 522         * gcc.dg/graphite/block-4.c: Same.
 523         * gcc.dg/graphite/block-5.c: Same.
 524         * gcc.dg/graphite/block-6.c: Same.
 525
 526 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
 527
 528         * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
 529         before allocating a new one.
 530         (copy_renames): Check that slot is not NULL.
 531         (mark_bb_with_pbb): Same.
 532         (compute_cloog_iv_types_1): Same.
 533         * graphite-interchange.c (lst_perfect_nestify): Free the before,
 534         nest, and after LSTs.
 535         (lst_try_interchange_loops): Same.
 536
 537 2010-01-05  Sebastian Pop  <sebastian.pop@amd.com>
 538
 539         PR middle-end/42178
 540         * graphite-interchange.c (lst_try_interchange_loops): Do not return
 541         the before, nest, and after LSTs.
 542         (lst_try_interchange): Removed.
 543         (lst_interchange_select_inner): Do not iterate over the LSTs if they
 544         were modified.
 545         (lst_interchange_select_outer): Apply interchange on the outer loop
 546         until there are no more changes in the inner loops.
 547
 548 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 549
 550         Revert patch fixing PR middle-end/42221.
 551
 552 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 553
 554         PR middle-end/42180
 555         * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
 556         GIMPLE_CALL.
 557
 558         * gfortran.dg/graphite/pr42180.f90: Add compile flags.
 559
 560 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
 561
 562         PR middle-end/42180
 563         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
 564         that contain only one statement.
 565
 566         * gfortran.dg/graphite/pr42180.f90: New.
 567
 568 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 569
 570         PR middle-end/42393
 571         * gfortran.dg/graphite/pr42393.f90: New.
 572
 573 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 574
 575         PR middle-end/42186
 576         * gfortran.dg/graphite/pr42186.f90: New.
 577
 578 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 579
 580         PR middle-end/42205
 581         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
 582         Insert the reduction copy in the same block as the phi node.
 583         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
 584
 585         * gcc.dg/graphite/pr42205-1.c: New.
 586         * gcc.dg/graphite/pr42205-2.c: New.
 587
 588 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 589
 590         PR middle-end/42221
 591         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
 592         the array indexing of ADDR_EXPRs.
 593
 594         * gcc.dg/graphite/pr42221.c: New.
 595
 596 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
 597
 598         PR middle-end/42178
 599         PR middle-end/42334
 600         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
 601         index.  Call lst_interchange_select_inner only once.
 602         (lst_interchange_select_inner): Update use of lst_try_interchange.
 603         (lst_interchange_select_outer): Update.
 604
 605 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 606
 607         PR middle-end/42178
 608         PR middle-end/42334
 609         * graphite-interchange.c (lst_try_interchange): Do not increment the
 610         the OUTER index when there is no AFTER kernel.  Do not increment the
 611         OUTER index for after processing the AFTER kernel.
 612         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
 613         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
 614         index.  Do not pass to lst_interchange_select_inner the OUTER index.
 615         (scop_do_interchange): Update use of lst_interchange_select_outer.
 616
 617         * gfortran.dg/graphite/graphite.exp
 618         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
 619         * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
 620         the graphite dump file.
 621         * gfortran.dg/graphite/interchange-2.f: Same.
 622         * gfortran.dg/graphite/pr42334-1.f: New.
 623
 624 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
 625
 626         PR middle-end/42178
 627         PR middle-end/42334
 628         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
 629         that are empty.
 630         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
 631         (lst_try_interchange): Reimplemented.
 632         (lst_interchange_select_inner): Same.
 633         (lst_do_interchange): Renamed lst_interchange_select_outer.
 634         Reimplemented.
 635         (scop_do_interchange): Update use of lst_interchange_select_outer.
 636
 637         * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
 638         * gcc.dg/graphite/block-0.c: Un-XFAILed.
 639         * gcc.dg/graphite/pr42211.c: New.
 640         * gfortran.dg/graphite/pr42334.f90: New.
 641
 642 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
 643
 644         PR middle-end/42181
 645         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
 646         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
 647
 648         * gfortran.dg/graphite/pr42181.f90: New.
 649
 650 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
 651
 652         PR middle-end/42284
 653         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
 654         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
 655         (detect_commutative_reduction_arg): Simplified.
 656         (detect_commutative_reduction): Early return when the argument of
 657         the close phi is not of an SSA_NAME.
 658
 659         * gcc.dg/graphite/pr42284.c: New.
 660
 661 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
 662
 663         * dbgcnt.def (graphite_scop): New counter.
 664         * graphite.c: Include dbgcnt.h
 665         (graphite_transform_loops): Use new counter to limit transformations.
 666
 667 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
 668
 669         PR middle-end/42285
 670         * graphite-scop-detection.c (graphite_can_represent_init): Also
 671         handle more complex MULT_EXPRs containing parameters by recursion
 672         on the structure.
 673
 674         * gfortran.dg/graphite/pr42285.f90: New.
 675
 676 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
 677
 678         * g++.dg/graphite/pr42130.C: Fix type.
 679
 680 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
 681
 682         * g++.dg/graphite/pr42130.C: Correct testcase.
 683
 684 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 685
 686         * Merge from mainline (154493:154734).
 687
 688 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
 689
 690         * Merge from mainline (151362:154491).
 691
 692 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
 693
 694         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
 695         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
 696
 697 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 698
 699         PR middle-end/42130
 700         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
 701         translate_clast_for_loop): New.
 702         (translate_clast_for): Add a condition around the loop, to do not
 703         execute loops with zero iterations.
 704         * g++.dg/graphite/pr42130.C: New.
 705         * gcc.dg/graphite/pr35356-2.c: Adapt.
 706
 707 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 708
 709         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
 710         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
 711         Remove context_loop and level.
 712
 713 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 714
 715         * graphite-clast-to-gimple.c (translate_clast_user,
 716         translate_clast_for, translate_clast_guard): Simplify and move common
 717         elements to translate_clast().
 718         (translate_clast): Simplify and get common elements.
 719
 720 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
 721
 722         * graphite-clast-to-gimple.c (translate_clast_user,
 723         translate_clast_for, translate_clast_guard): Split out of
 724         translate_clast.
 725
 726 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
 727
 728         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
 729         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
 730         debug_clast_name_indexes_1, debug_clast_name_indexes,
 731         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
 732         (clast_name_to_gcc, clast_to_gcc_expression,
 733         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
 734         gcc_type_for_clast_eq, graphite_translate_clast_equation,
 735         graphite_create_guard_cond_expr, graphite_create_new_loop,
 736         translate_clast): Add params_index.
 737         (initialize_cloog_names): Create parameter strings from scratch, do
 738         not reference other strings.
 739         (create_params_index): New.
 740         (gloog): Initialize params_index.
 741         * graphite-scop-detection (free_scops_1): Removed.
 742         (limit_scops): Use normal free_scops.
 743         * graphite-sese-to-poly.c (save_var_names): Removed.
 744         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
 745         and SESE_PARAMS_INDEX.
 746         * sese.c (new_sese, free_sese): Dito.
 747         * sese.h (struct sese): Remove params_index, params_names.
 748         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
 749
 750 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 751
 752         Revert the following patch from 2009-09-14:
 753         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
 754         tree-scalar-evolution.h, and then tree-data-ref.h.
 755         * graphite-clast-to-gimple.c: Same.
 756         * graphite-dependences.c: Same.
 757         * graphite-interchange.c: Same.
 758         * graphite-poly.c: Same.
 759         * graphite-scop-detection.c: Same.
 760         * graphite-sese-to-poly.c: Same.
 761         * graphite.c: Same.
 762         * lambda-code.c: Same.
 763         * matrix-reorg.c: Same.
 764         * tree-data-ref.c: Same.
 765         * tree-if-conv.c: Same.
 766         * tree-loop-distribu: Same.: Same.
 767         * tree-loop-linear.c: Same.
 768         * tree-parloops.c: Same.
 769         * tree-predcom.c: Same.
 770         * tree-vect-patterns.c: Same.
 771
 772 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
 773
 774         Revert patch from 2009-09-14.
 775         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
 776         passes at -O1 and below.
 777
 778 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 779
 780         PR middle-end/40281
 781         * gcc.dg/graphite/pr40281.c: New.
 782
 783         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
 784         evolutions should not variate in inner loops.
 785
 786 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 787
 788         PR middle-end/42050
 789         * gfortran.dg/graphite/pr42050.f90: New.
 790
 791 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 792
 793         * graphite-interchange.c (memory_strides_in_loop_depth): New.
 794         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
 795
 796 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 797
 798         * graphite-blocking.c (scop_do_block): New.
 799         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
 800         * graphite-poly.h (scop_do_block): Declared.
 801
 802 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 803
 804         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
 805         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
 806         to transform depth into the time_depth before calling
 807         pbb_number_of_iterations_at_time.
 808         (lst_do_strip_mine): Use a scalar variable instead of recomputing
 809         lst_depth.
 810
 811 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
 812
 813         Reverted the patch for "scattering permutations" from 2009-10-28.
 814
 815         * graphite-poly.c (print_permutation): New.
 816         (debug_permutation): New.
 817         (new_poly_bb): Initialize PBB_PERMUTATION.
 818         (free_poly_bb): Free PBB_PERMUTATION.
 819         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 820         (struct pbb_permutation_elt): New.
 821         (PBB_PERMUTATION_ELT_STRIDE): New.
 822         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 823         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 824         (new_pbb_permutation_elt): New.
 825         (pbb_permutation_elt_free): New.
 826         (struct poly_bb): Add field permutation.
 827         (PBB_PERMUTATION): New.
 828         (print_permutation): Declared.
 829         (debug_permutation): Declared.
 830
 831 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
 832
 833         * graphite-interchange.c (build_partial_difference): New.
 834         (memory_stride_in_loop): Refactored the computation of
 835         equality constraints into build_partial_difference function.
 836         Added support for debugging stride computations.
 837
 838 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 839
 840         * graphite-clast-to-gimple.c (gloog): Free if_region,
 841         if_region->true_region, and if_region->region.
 842         * sese.c (if_region_set_false_region): Free if_region->false_region.
 843         (create_if_region_on_edge): Do not use GGC_NEW.
 844         (move_sese_in_condition): Remove useless initialization.
 845
 846 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
 847
 848         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
 849         for the loops created by the loop distribution.  Do not modify the
 850         input LSTs.
 851         (lst_try_interchange_loops): Same.  Use a temporary LST for the
 852         transformed schedule.  Call lst_update_scattering before data
 853         dependence analysis.
 854         (lst_try_interchange): Pass an extra parameter INDEX.
 855         (lst_do_interchange_1): New.
 856         (lst_do_interchange): Call lst_do_interchange_1.
 857         (scop_do_interchange): Call lst_update_scattering.
 858         * graphite-poly.c (apply_poly_transforms): Do not call
 859         lst_update_scattering.
 860         * graphite-poly.h (lst_pred): New.
 861         (lst_succ): New.
 862         (lst_find_first_pbb): Return NULL when not found.
 863         (lst_empty_p): New.
 864         (lst_insert_in_sequence): Allow LST1 to be NULL.
 865         (lst_replace): New.
 866         (lst_substitute_3): New.
 867         * gcc.dg/graphite/interchange-1.c: XFail.
 868         * gcc.dg/graphite/interchange-8.c: XFail.
 869         * gcc.dg/graphite/interchange-11.c: XFail.
 870
 871 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 872
 873         * graphite-interchange.c (lst_perfectly_nested_p): New.
 874         (lst_perfect_nestify): New.
 875         (lst_try_interchange_loops): Call store_lst_schedule,
 876         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
 877         (scop_do_interchange): Avoid redundant legality test.
 878         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
 879         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
 880         * graphite-poly.h (psct_static_dim): New.
 881         (lst_dewey_number_at_depth): New.
 882         (lst_find_pbb): Restructured.
 883         (lst_find_first_pbb): Restructured.
 884         (lst_find_last_pbb): New.
 885         (lst_contains_p): New.
 886         (lst_contains_pbb): New.
 887         (lst_create_nest): New.
 888         (lst_remove_from_sequence): New.
 889         (pbb_update_scattering): New.
 890         (lst_update_scattering_under): New.
 891         (lst_update_scattering_seq): New.
 892         (lst_update_scattering): New.
 893         (lst_insert_in_sequence): New.
 894         (lst_distribute_lst): New.
 895         (lst_remove_all_before_including_pbb): New.
 896         (lst_remove_all_before_excluding_pbb): New.
 897
 898 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 899
 900         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
 901         get_loop_exit_edges.
 902
 903 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
 904
 905         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
 906
 907 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
 908
 909         * graphite-poly.c (print_permutation): New.
 910         (debug_permutation): New.
 911         (new_poly_bb): Initialize PBB_PERMUTATION.
 912         (free_poly_bb): Free PBB_PERMUTATION.
 913         * graphite-poly.h (pbb_permutation_elt_p): Declared.
 914         (struct pbb_permutation_elt): New.
 915         (PBB_PERMUTATION_ELT_STRIDE): New.
 916         (PBB_PERMUTATION_ELT_STRIDED_P): New.
 917         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
 918         (new_pbb_permutation_elt): New.
 919         (pbb_permutation_elt_free): New.
 920         (struct poly_bb): Add field permutation.
 921         (PBB_PERMUTATION): New.
 922         (print_permutation): Declared.
 923         (debug_permutation): Declared.
 924
 925 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 926
 927         * graphite-clast-to-gimple.c (gloog): Do not call
 928         sese_reset_aux_in_loops.
 929         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
 930         extra argument for domains.  Do not use loop->aux.
 931         (build_scop_iteration_domain): Initialize and free domains, pass it
 932         to build_loop_iteration_domains and extract the information from
 933         domains.  Do not use loop->aux.
 934         * sese.c (sese_reset_aux_in_loops): Removed.
 935         * sese.h (sese_reset_aux_in_loops): Removed.
 936
 937 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
 938
 939         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
 940         (dependency_in_loop_p): Same.
 941         (translate_clast): Do not use loop->aux.  Initialize
 942         loop->can_be_parallel.
 943         (mark_loops_parallel): Removed.
 944         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
 945         * graphite.c (free_aux_in_new_loops): Removed.
 946         (graphite_finalize): Do not call free_aux_in_new_loops.
 947         (graphite_transform_loops): Do not call mark_loops_parallel.
 948
 949 2009-10-26  Li Feng  <nemokingdom@gmail.com>
 950
 951         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
 952         (translate_clast): Pass an extra parameter LEVEL.
 953         Call get_scattering_level.
 954         * graphite-clast-to-gimple.h (get_scattering_level): New.
 955
 956 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 957
 958         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
 959         * cfgloop.h (struct loop): New field single_iv.
 960
 961         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
 962         loop->aux anymore: use loop->single_iv.
 963         (graphite_loop_normal_form): Moved...
 964         (build_graphite_loop_normal_form): Removed.
 965         (gloog): Do not call build_graphite_loop_normal_form.
 966         (free_aux_in_new_loops): Moved...
 967         (mark_loops_parallel): Restructure.
 968         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
 969         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
 970         (scop_canonicalize_loops): New.
 971         (build_poly_scop): Call scop_canonicalize_loops.
 972         * graphite.c (free_aux_in_new_loops): ...here.
 973
 974 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 975
 976         * g++.dg/graphite/graphite.exp: Add the same rules as in
 977         gcc.dg/graphite/graphite.exp.
 978
 979 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 980
 981         * g++.dg/graphite/id-1.C: New.
 982
 983 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 984
 985         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
 986         argument base_name.
 987         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
 988         (rewrite_phi_out_of_ssa): Same.
 989         (rewrite_cross_bb_scalar_deps): Same.
 990         (translate_scalar_reduction_to_array): Same.
 991
 992 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 993
 994         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
 995         dump_alias_graphs.
 996
 997 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
 998
 999         * graphite-sese-to-poly.c (dump_alias_graphs): New.
1000         (build_scop_drs): Call dump_alias_graphs.
1001
1002 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1003
1004         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1005         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1006         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1007         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1008         * graphite-poly.h (free_lst): New.
1009         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1010         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1011
1012 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1013
1014         * graphite-poly.h (struct scop): Add a field saved_schedule.
1015         (SCOP_SAVED_SCHEDULE): New.
1016         (store_lst_schedule): New.
1017         (restore_lst_schedule): New.
1018         (store_scattering): Call store_lst_schedule.
1019         (restore_scattering): Call restore_lst_schedule.
1020
1021 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1022
1023         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1024         (pdr_add_alias_set): Same.
1025         (build_poly_dr): Same.
1026         (build_alias_set_optimal_p): Same.
1027         (build_base_obj_set_for_drs): Same.  Do not store the result of
1028         graphds_dfs.
1029
1030 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1033         all_components_are_cliques to 1.
1034
1035 2009-10-20  Li Feng  <nemokingdom@gmail.com>
1036
1037         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1038         the new structure.
1039         (pdr_add_alias_set): Update retrieving alias_set_num.
1040         (build_poly_dr): Update retrieving dr_base_object_set.
1041         (partition_drs_to_sets): Remove.
1042         (build_alias_set_optimal_p): New.
1043         (build_alias_set_for_drs): Rename.
1044         (build_scop_drs): Update.
1045         * graphite-sese-to-poly.h (struct base_alias_pair): New.
1046         (ALIAS_SET_INDEX): Remove.
1047         (BASE_OBJECT_SET_INDEX): Remove.
1048
1049 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1050
1051         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1052
1053 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1054
1055         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1056         loop upper bounds for 1-element arrays at end of structures.
1057         * tree-flow.h (array_at_struct_end_p): Declared.
1058         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1059
1060 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1061
1062         * g++.dg/graphite/pr41305.C: New.
1063
1064 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
1065
1066         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1067         construction of parameter constraints from loop iteration analysis.
1068         * gcc.dg/graphite/run-id-2.c: New test.
1069
1070 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1071
1072         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1073         and new_cstr.
1074
1075 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1076
1077         * graphite-dependences.c (dependence_polyhedron_1): Remove
1078         unused gdim dimensions from the DDR polyhedron.
1079
1080 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         * graphite-dependences.c (pddr_transformed_scattering): New.
1083         (dot_original_deps_stmt_1): New.
1084         (dot_transformed_deps_stmt_1): New.
1085         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1086         dot_transformed_deps_stmt_1.
1087         (dot_original_deps): New.
1088         (dot_transformed_deps): New.
1089         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1090
1091 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1092
1093         * graphite-dependences.c (reduction_dr_1): Remove wrong
1094         assert: reduction BBs can have multiple reduction writes
1095         to memory.  interchange-3.f90 is an example.
1096
1097 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1098
1099         * gfortran.dg/graphite/interchange-3.f90: New.
1100
1101 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1102
1103         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1104
1105 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1106
1107         * graphite-dependences.c (dependence_polyhedron_1): Add the
1108         context to the dependence polyhedron.
1109
1110 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1111
1112         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1113         PBB_PDR_DUPLICATES_REMOVED.
1114         (new_poly_bb): Same.
1115
1116 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1117
1118         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1119         SCOP_CONTEXT.
1120         (build_loop_iteration_domains): Extract bounds on parameters
1121         based on the data size.
1122         (build_scop_context): Do not initialize SCOP_CONTEXT;
1123         add new constraints.
1124
1125 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1126
1127         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1128         * graphite-ppl.h (graphite-ppl.h): Declared.
1129
1130 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1131
1132         * graphite-ppl.c (ppl_print_linear_expr): New.
1133         (debug_ppl_linear_expr): New.
1134         * graphite-ppl.h (ppl_print_linear_expr): Declared.
1135         (debug_ppl_linear_expr): Declared.
1136
1137 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1138
1139         * graphite-interchange.c: Fix comments.
1140         * gcc.dg/graphite/block-1.c: Fix comments.
1141
1142 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1143
1144         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1145         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1146
1147 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1148
1149         Reapply the patch from Alexander Monakov that disappeared during
1150         the last merges from trunk.
1151
1152         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1153
1154         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1155         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1156
1157 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1158
1159         * graphite-interchange.c (memory_stride_in_loop): The depth
1160         argument corresponds to a dynamic time dimension, so use
1161         psct_dynamic_dim to refer to the transformed scattering dimension.
1162
1163 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1164
1165         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1166
1167 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1168
1169         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1170         root of the LST.
1171         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1172         the root of the LST.
1173         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1174         fake loop.
1175         (print_lst): Print the root of LST in a different format.
1176         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1177
1178 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1179
1180         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1181
1182 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1183
1184         * doc/passes.texi: Document the Graphite infrastructure.
1185
1186 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1187
1188         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1189         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1190         and check the SSA representation.
1191
1192         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1193
1194 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1195
1196         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1197
1198 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1199
1200         * gcc.dg/graphite/interchange-11.c: New.
1201
1202 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1203
1204         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1205
1206 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1207
1208         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1209         Add -fno-loop-strip-mine and -fno-loop-interchange.
1210         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1211         -fno-loop-strip-mine.
1212         * gfortran.dg/graphite/graphite.exp: Same.
1213
1214 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1215
1216         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1217         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1218         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1219         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1220         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1221         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1222         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1223         DEFAULT_FLAGS_GRAPHITE_SCOP.
1224         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1225         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1226
1227 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1228
1229         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1230
1231 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1232             Sebastian Pop  <sebastian.pop@amd.com>
1233
1234         * graphite-interchange.c (build_linearized_memory_access): Pass an
1235         offset as parameter.
1236         (memory_stride_in_loop): Include transform scattering in the
1237         access functions to be able to querry the strides in the
1238         transformed loops.
1239         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1240         not the psct_iterator_dim.
1241
1242 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1243
1244         * graphite-blocking.c (pbb_do_strip_mine): Removed.
1245         (lst_do_strip_mine_loop): New.
1246         (lst_do_strip_mine): New.
1247         (scop_do_strip_mine): Call lst_do_strip_mine.
1248         * graphite-poly.h (lst_add_loop_under_loop): New.
1249         (lst_find_first_pbb): New.
1250
1251 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1252
1253         * graphite-poly.c (loop_to_lst): Fix LST creation.
1254
1255 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1256
1257         * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1258         sizeof(unsigned long) to make it run on 32bit systems.
1259
1260 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1261
1262         * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1263         SEGFAULT on 32bit.
1264
1265 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1266
1267         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1268         Comment.
1269         (write_alias_graph_to_ascii_dot): New.
1270         (write_alias_graph_to_ascii_ecc): Ditto.
1271         (partition_drs_to_sets): Add testing of optimality of current method
1272         which assigns alias numbers according to DFS Comopnent number.  used
1273         as heuristic for the upcoming ECC algorithm.
1274         (build_scop_drs): Write to file also with the ecc and dot format.
1275
1276 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1277
1278         * gfortran.dg/graphite/interchange-1.f: XFail.
1279
1280 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1281
1282         * graphite.c (graphite_initialize): Do not handle functions with
1283         more than 100 basic blocks.
1284
1285 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1286
1287         * graphite-blocking.c (pbb_do_strip_mine): Use
1288         PARAM_LOOP_BLOCK_TILE_SIZE.
1289
1290 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1291
1292         * graphite-poly.c (dot_lst_1): New.
1293         (dot_lst): New.
1294         * graphite-poly.h (dot_lst): Declared.
1295
1296 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1297
1298         * graphite-dependences.c (dot_deps_stmt_1): New.
1299         (dot_deps_stmt): New.
1300         * graphite-dependences.h (dot_deps_stmt): Declared.
1301
1302 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1303
1304         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1305         not replace cross BB scalar dependences ending on PHI nodes.
1306         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1307
1308 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1309
1310         * graphite-poly.c (apply_poly_transforms): Implement the high
1311         level driver for flag_loop_block.
1312         * opts.c (decode_options): Enable flag_loop_block at -O2.
1313         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1314         flag_loop_block.
1315
1316         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1317         -floop-block.
1318         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1319         Add -floop-block.
1320
1321 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1322
1323         * graphite-poly.h (lst_find_pbb): New.
1324         (find_lst_loop): New.
1325
1326 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1327
1328         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1329         * graphite-poly.h (struct scop): Remove dep_graph field.
1330         (SCOP_DEP_GRAPH): Removed.
1331
1332 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1333
1334         * graphite-poly.h (copy_lst): Do full copy of LST.
1335
1336 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
1337
1338         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1339         when the loop stride is zero.
1340
1341         * gcc.dg/graphite/id-16.c: New.
1342
1343 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1344
1345         * graphite-dependences.c (reduction_dr_1): New.
1346         (reduction_dr_p): New.
1347         (graphite_legal_transform_dr): Call reduction_dr_p.
1348         (reduction_ddr): Renamed reduction_ddr_p.
1349         * graphite-poly.h (same_pdr_p): New.
1350         (number_of_write_pdrs): New.
1351         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1352         (split_reduction_stmt): Do not split reduction statements
1353         when there are no writes to memory.
1354         (translate_scalar_reduction_to_array_for_stmt): Insert the
1355         memory reduction statement just after the scalar reduction statement.
1356
1357         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1358         Un-XFAIL-ed.
1359         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1360         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1361
1362 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1363
1364         * graphite-interchange.c (lst_apply_interchange): New.
1365         (lst_interchange_profitable_p): New.
1366         (lst_try_interchange_loops): New.
1367         (lst_try_interchange): New.
1368         (lst_do_interchange): New.
1369         (pbb_do_interchange): Removed.
1370         (scop_do_interchange): Call lst_do_interchange.
1371
1372 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1373
1374         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1375         SCOP_TRANSFORMED_SCHEDULE.
1376         (loop_to_lst): New.
1377         (scop_to_lst): New.
1378         (print_lst): New.
1379         (debug_lst): New.
1380         * graphite-poly.h (lst_p): New.
1381         (struct lst): New.
1382         (LST_LOOP_P): New.
1383         (LST_LOOP_FATHER): New.
1384         (LST_PBB): New.
1385         (LST_SEQ): New.
1386         (scop_to_lst): Declared.
1387         (print_lst): Declared.
1388         (debug_lst): Declared.
1389         (new_lst_loop): New.
1390         (new_lst_stmt): New.
1391         (copy_lst): New.
1392         (lst_depth): New.
1393         (lst_dewey_number): New.
1394         (struct scop): Add original_schedule and transformed_schedule fields.
1395         (SCOP_ORIGINAL_SCHEDULE): New.
1396         (SCOP_TRANSFORMED_SCHEDULE): New.
1397         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1398
1399 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1400
1401         * graphite-dependences.c (reduction_ddr): New.
1402         (graphite_legal_transform_bb): Call reduction_ddr.
1403         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1404         Initialize PBB_IS_REDUCTION.
1405         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1406         (PBB_IS_REDUCTION): New.
1407         (new_poly_bb): Update declaration.
1408         * graphite-scop-detection.h (build_scop_bbs): Removed.
1409         (nb_reductions_in_loop): Removed.
1410         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1411         parameter for reductions.
1412         (try_generate_gimple_bb): Update call to new_poly_bb.
1413         (build_scop_bbs_1): Same.
1414         (build_scop_bbs): Same.
1415         (gsi_for_phi_node): New.
1416         (scalar_close_phi_node_p): Remove gcc_assert.
1417         (split_reduction_stmt): New.
1418         (is_reduction_operation_p): New.
1419         (phi_contains_arg): New.
1420         (follow_ssa_with_commutative_ops): New.
1421         (detect_commutative_reduction_arg): New.
1422         (detect_commutative_reduction_assign): New.
1423         (follow_inital_value_to_phi): New.
1424         (edge_initial_value_for_loop_phi): New.
1425         (initial_value_for_loop_phi): New.
1426         (detect_commutative_reduction): New.
1427         (translate_scalar_reduction_to_array_for_stmt): New.
1428         (insert_copyout): New.
1429         (insert_copyin): New.
1430         (translate_scalar_reduction_to_array): New.
1431         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1432         (rewrite_commutative_reductions_out_of_ssa_loop): New.
1433         (rewrite_commutative_reductions_out_of_ssa): New.
1434         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1435         * sese.h (split_region_for_bb): New.
1436
1437         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1438         * gcc.dg/graphite/interchange-1.c: Fix format.
1439         * gcc.dg/graphite/interchange-10.c: New.
1440
1441 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1442
1443         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1444         buggy assert.
1445
1446 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1447
1448         * graphite-sese-to-poly.c (scev_analyzable_p): New.
1449         (rewrite_cross_bb_scalar_dependence): New.
1450         (rewrite_cross_bb_scalar_deps): New.
1451         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1452         Call rewrite_cross_bb_scalar_deps.
1453
1454 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1455
1456         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1457         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1458         gsi_for_stmt.
1459
1460 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1461
1462         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1463         * graphite-interchange.c (pbb_do_interchange): Same.
1464         * graphite-poly.c (print_scattering_function): Same.
1465         (debug_pdrs): Same.
1466         * graphite-poly.h (pbb_loop): New.
1467         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1468
1469 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1470
1471         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1472
1473 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1474
1475         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1476         so don't pass a pointer to it.
1477         (build_alias_set_for_drs): Same.
1478         (build_base_obj_set_for_drs): Same.
1479         (build_scop_drs): Same.
1480
1481 2009-09-26  Li Feng  <nemokingdom@gmail.com>
1482
1483         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1484         the alias graph of data references.
1485
1486 2009-09-25  Li Feng  <nemokingdom@gmail.com>
1487
1488         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1489         (build_scop_drs): When debugging, write the alias graph to file,
1490         otherwise, should be disabled.
1491
1492 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1493
1494         * Merge from mainline (151310:151361).
1495
1496 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1497
1498         * Merge from mainline (151171:151310).
1499
1500 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1501
1502         * Merge from mainline (151171:151806).
1503
1504 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1505
1506         * Revert the last commit.
1507
1508 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1509
1510         * Merge from mainline (151171:151819).
1511
1512 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1513
1514         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1515         (is_simple_operand): Remove call to stmt_simple_memref_p.
1516         (stmt_simple_for_scop_p): Update call to is_simple_operand.
1517
1518 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
1519
1520         * gcc.dg/graphite/interchange-mvt.c: New File.
1521         * gcc.dg/graphite/scop-dsyrk.c: New File.
1522         * gcc.dg/graphite/scop-dsyr2k.c: New File.
1523         * gcc.dg/graphite/scop-mvt.c: New File.
1524         * gcc.dg/graphite/scop-sor.c: New File.
1525
1526 2009-09-17 Li Feng  <nemokingdom@gmail.com>
1527
1528         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1529         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1530         (graphite_carried_dependence_level_k): Ditto.
1531         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1532         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1533         (new_poly_dr): Adjust declaration.
1534         * graphite-sese-to-poly.c (free_data_refs_aux): New.
1535         (free_gimple_bb): Added free_data_refs_aux.
1536         (build_poly_dr): Add dr_base_object_set.
1537         (partition_drs_to_sets): New.
1538         (dr_same_base_object_p): New.
1539         (build_alias_set_for_drs): New.
1540         (build_base_object_set_for_drs): New.
1541         (build_scop_drs): Add build_base_obj_set_for_drs.
1542         * graphite-sese-to-poly.h: Added #define for alias set number index and
1543         base object set index.
1544         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1545         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1546
1547 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1548
1549         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1550         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1551
1552 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1553
1554         * graphite-sese-to-poly.c (struct irp_data): Removed.
1555         (idx_record_params): Removed.
1556         (find_params_in_bb): Scan for parameters the access functions; don't
1557         parse the tree representation.
1558
1559 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1560
1561         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1562         passes at -O1 and below.
1563
1564 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1565
1566         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1567         tree-scalar-evolution.h, and then tree-data-ref.h.
1568         * graphite-clast-to-gimple.c: Same.
1569         * graphite-dependences.c: Same.
1570         * graphite-interchange.c: Same.
1571         * graphite-poly.c: Same.
1572         * graphite-scop-detection.c: Same.
1573         * graphite-sese-to-poly.c: Same.
1574         * graphite.c: Same.
1575         * lambda-code.c: Same.
1576         * matrix-reorg.c: Same.
1577         * tree-data-ref.c: Same.
1578         * tree-if-conv.c: Same.
1579         * tree-loop-distribu: Same.: Same.
1580         * tree-loop-linear.c: Same.
1581         * tree-parloops.c: Same.
1582         * tree-predcom.c: Same.
1583         * tree-vect-patterns.c: Same.
1584
1585 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
1586
1587         Partially revert the previous patch, except the following.
1588         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1589         as parameters the operands of the not expression.
1590
1591 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1592
1593         * tree-scalar-evolution.c (instantiate_scev_assign): New.
1594         Do not call analyze_scalar_evolution on assignments.
1595         (instantiate_scev_phi): Call analyze_scalar_evolution.
1596         (instantiate_scev_name): Call instantiate_scev_assign and
1597         instantiate_scev_phi.
1598         (instantiate_scev_not): Adapted to pass as parameters the operands
1599         of the not expression.
1600
1601 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1602
1603         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1604         to pass as parameters the operands of the binary expression.
1605
1606 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1607
1608         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1609         instantiate_scev_not.  Handle NEGATE_EXPR.
1610         (instantiate_scev_r): Handle NEGATE_EXPR.
1611
1612 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1613
1614         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1615         instantiate_scev_r.
1616         (instantiate_scev_r): Move code in instantiate_scev_2
1617         and instantiate_scev_1.
1618
1619 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1620
1621         * tree-scalar-evolution.c (instantiate_scev_3): New.
1622         (instantiate_scev_1): Move code in instantiate_scev_3.
1623
1624 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1625
1626         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1627         (instantiate_scev_1): Move code in instantiate_scev_poly.
1628
1629 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1630
1631         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1632         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1633
1634 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1635
1636         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1637         (instantiate_scev_1): Move code in instantiate_scev_convert.
1638
1639 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1640
1641         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1642         (instantiate_scev_1): Move code in instantiate_scev_binary.
1643
1644 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1645
1646         * tree-scalar-evolution.c (instantiate_scev_name): New.
1647         (instantiate_scev_1): Move code in instantiate_scev_name.
1648
1649 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1650
1651         * Merge from mainline (150992:151171).
1652
1653 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1654
1655         * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1656
1657 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1658
1659         * graphite-dependences.c (graphite_legal_transform_bb): Call
1660         pbb_remove_duplicate_pdrs.
1661         * graphite-poly.c (can_collapse_pdr): Removed.
1662         (pdr_find_duplicate): Removed.
1663         (can_collapse_pdrs): New.
1664         (pbb_remove_duplicate_pdrs): New.
1665         (new_poly_dr): Do not look for duplicates.
1666         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1667         (PBB_PDR_DUPLICATES_REMOVED): New.
1668         (pbb_remove_duplicate_pdrs): Declared.
1669
1670 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1671
1672         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1673         the strides by multiplying by PDR_NB_REFS.
1674         * graphite-poly.c (can_collapse_pdr): New.
1675         (pdr_find_duplicate): New.
1676         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1677         Initialize PDR_NB_REFS.
1678         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1679         (PDR_NB_REFS): New.
1680         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1681
1682 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1683
1684         Revert one of the previous commits:
1685         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1686         the computation of symmetric data dependence relations.
1687         (dependency_between_pbbs_p): Same.
1688
1689 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1690
1691         PR middle-end/40965
1692         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1693         any transform.
1694
1695 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1696
1697         * graphite-dependences.c (pddr_original_scattering): Return NULL
1698         for read-read dependence relations.
1699         * graphite-poly.h (enum poly_dr_type): Fix comment.
1700         (pdr_read_p): New.
1701         (pdr_write_p): New.
1702         (pdr_may_write_p): New.
1703
1704 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1705
1706         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1707         (struct poly_dr): Same.
1708         (new_poly_dr): Same.
1709         * graphite-poly.c (new_poly_dr): Same.
1710
1711 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1712             Sebastian Pop  <sebastian.pop@amd.com>
1713
1714         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1715         pbb_strip_mine_time_depth.  Changed the implementation so that
1716         transformation is expressed as a transformation on
1717         time (scatttering) dimensions.  Also, ensures that the 2d+1
1718         scheduling format is preserved.
1719         (pbb_strip_mine_profitable_p): Profitability is based on the
1720         iteration number of a given time (scattering) dimension,
1721         and not on a original loop depth dimension.
1722         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1723         (pbb_do_strip_mine): Call psct_dynamic_dim.
1724         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1725         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1726         (pbb_nb_dynamic_scattering_transform): New.
1727         (psct_dynamic_dim): New.
1728
1729 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1730
1731         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1732         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1733         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1734         * graphite-interchange.c (build_linearized_memory_access): Same.
1735         (memory_stride_in_loop): Same.
1736
1737 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1738
1739         * graphite-dependences.c (pddr_original_scattering): New.
1740         (graphite_legal_transform_dr): Call pddr_original_scattering.
1741         (dot_deps_1): New.
1742         (dot_deps): New.
1743         * graphite-dependences.h (dot_deps): Declared.
1744         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1745         (print_pdr): Print PDR_ID.
1746         * graphite-poly.h (struct poly_dr): Add field id.
1747         (PDR_ID): New.
1748         (pbb_index): New.
1749         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1750
1751 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1752
1753         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1754         not delete the original dependence relation.
1755
1756 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1759         the computation of symmetric data dependence relations.
1760         (dependency_between_pbbs_p): Same.
1761
1762 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1763
1764         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1765         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1766         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1767         (free_poly_ddr): New.
1768         (pddr_is_empty): New.
1769         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1770         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1771         Remove fprintfs.
1772         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1773         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1774         * graphite-dependences.h (enum poly_dependence_kind): New.
1775         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1776         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1777         (PDRP_SINK): Renamed PDDR_SINK.
1778         (PDRP_DDP): Renamed PDDR_DDP.
1779         (PDDR_KIND): New.
1780         (free_poly_ddr): Declared.
1781         * graphite-poly.c (new_scop): Use the new hash function names.
1782         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1783         into original_pddrs.
1784         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1785
1786 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1787
1788         * Merge from mainline (150764:150992).
1789
1790 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1791
1792         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1793         bounds with LT_EXPR to make niter analysis more precise on code
1794         generated by Graphite.
1795
1796 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1797
1798         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1799         (graphite_legal_transform_bb): Same.
1800         (poly_drs_may_alias_p): Same.
1801
1802 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1803
1804         PR middle-end/40981
1805         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1806         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1807
1808 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1809
1810         * graphite-poly.c (print_pbb): Print PBB index.
1811
1812 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1813
1814         * Merge from mainline (r150672:150764).
1815
1816 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1817
1818         * graphite-interchange.c (ppl_max_for_le): Moved...
1819         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1820         * graphite-ppl.c (ppl_max_for_le): ... here.
1821         * graphite-ppl.h (ppl_max_for_le): Declared.
1822
1823 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1824
1825         * Merge from mainline (r150372:150672).
1826
1827 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1828
1829         PR middle-end/40980
1830         * sese.c (convert_for_phi_arg): New.
1831         (add_guard_exit_phis): Use convert_for_phi_arg.
1832
1833         * gfortran.dg/graphite/id-17.f: New.
1834
1835 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1836
1837         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1838         unknown subscript upper bounds.
1839
1840         * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1841
1842 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1843             Pranav Garg  <pranav.garg2107@gmail.com>
1844
1845         * graphite-interchange.c (gather_access_strides): Removed.
1846         (ppl_max_for_le): New.
1847         (build_linearized_memory_access): New.
1848         (memory_stride_in_loop): New.
1849         (pbb_interchange_profitable_p): Reimplemented.
1850         * graphite-ppl.h (ppl_new_id_map): New.
1851         (ppl_interchange): New.
1852
1853         * gcc.dg/graphite/interchange-6.c: XFAILed.
1854
1855 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1856
1857         * graphite-interchange.c (compute_subscript): Removed.
1858         (compute_array_size_cstr): Removed.
1859         (compute_array_size_poly): Removed.
1860         (compute_array_size): Removed.
1861         (gather_access_strides_poly): Removed.
1862         (gather_access_strides): Empty.
1863
1864 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1865
1866         * graphite-dependences.c (dependence_polyhedron_1): Replace
1867         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1868         (graphite_legal_transform_dr): Same.
1869         (graphite_carried_dependence_level_k): Same.
1870         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1871         Initialize PDR_NB_SUBSCRIPTS.
1872         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1873         PDR_NB_SUBSCRIPTS.
1874         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1875         (PDR_NB_SUBSCRIPTS): New.
1876         (pdr_nb_subscripts): Removed.
1877         (pdr_dim): Simplified.
1878         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1879         with PDR_NB_SUBSCRIPTS.
1880
1881 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1882
1883         * graphite-interchange.c (compute_array_size): Remove use of
1884         PDR_DATA_CONTAINER.
1885         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1886         Do not initialize PDR_DATA_CONTAINER.
1887         (print_pdr): Do not print PDR_DATA_CONTAINER.
1888         * graphite-poly.h (struct poly_dr): Remove data_container field.
1889         (PDR_DATA_CONTAINER): Removed.
1890         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1891         PDR_DATA_CONTAINER.
1892         (build_poly_dr): Same.
1893
1894 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1895
1896         * gcc.dg/graphite/interchange-9.c: New.
1897
1898 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1899             Sebastian Pop  <sebastian.pop@amd.com>
1900
1901         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1902         copy of the dependence polyhedron.  Free the temporary objects.
1903         (graphite_carried_dependence_level_k): Free unused objects before
1904         returning.
1905
1906         * gcc.dg/graphite/interchange-1.c: XFAILed.
1907         * gcc.dg/graphite/interchange-2.c: XFAILed.
1908         * gcc.dg/graphite/interchange-3.c: XFAILed.
1909         * gcc.dg/graphite/interchange-4.c: XFAILed.
1910         * gcc.dg/graphite/interchange-7.c: XFAILed.
1911
1912 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1913
1914         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1915         Early return without analyzing the data dependences if no
1916         transform has been done.  Call restore_scattering if the transform
1917         is not legal.
1918         (graphite-interchange.c): Same.
1919         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1920         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1921         (apply_poly_transforms): Do not gcc_assert that
1922         the transform is legal.
1923         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1924         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1925         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1926         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1927         * graphite-poly.h (struct poly_scattering): New.
1928         (struct poly_bb): Add original, transformed, and saved fields.
1929         Remove transformed_scattering, original_scattering, nb_local_variables,
1930         and nb_scattering_transform fields.
1931         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1932         (poly_scattering_new): New.
1933         (poly_scattering_free): New.
1934         (poly_scattering_copy): New.
1935         (store_scattering_pbb): New.
1936         (store_scattering): New.
1937         (restore_scattering_pbb): New.
1938         (restore_scattering): New.
1939         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1940         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1941
1942 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1943
1944         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1945         (print_scop): Same.
1946
1947 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1948
1949         * Makefile.in (graphite.o): Depends on PREDICT_H.
1950         * graphite.c: Include predict.h.
1951         (graphite_finalize): Call tree_estimate_probability.
1952         * predict.c (predict_loops): Do not call scev_initialize and
1953         scev_finalize.
1954         (tree_estimate_probability_bb): New.
1955         (tree_estimate_probability): Do not initialize loops: move that
1956         code to the driver.  Call tree_estimate_probability_bb.
1957         (tree_estimate_probability_driver): New.
1958         (pass_profile): Use tree_estimate_probability_driver.
1959         * predict.h (tree_estimate_probability): Declared.
1960
1961 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1962
1963         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1964         * graphite-dependences.c (graphite_legal_transform): Add time to
1965         TV_GRAPHITE_DATA_DEPS.
1966         (dependency_between_pbbs_p): Same.
1967         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1968
1969 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1970
1971         * Merge from mainline (r149952:150372).
1972
1973 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1974
1975         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1976         * graphite-blocking.c: Same.
1977         * graphite-clast-to-gimple.c: Same.
1978         * graphite-dependences.c: Same.
1979         * graphite-poly.c: Same.
1980         * graphite-poly.h: Same.
1981         * graphite-ppl.c: Same.
1982         * graphite-scop-detection.c: Same.
1983         * graphite-sese-to-poly.c: Same.
1984         * graphite.c: Same.
1985
1986 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1987
1988         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1989         (remove_simple_copy_phi): New.
1990         (remove_invariant_phi): New.
1991         (simple_copy_phi_p): New.
1992         (reduction_phi_p): New.
1993         (gsi_for_ssa_name_def): New.
1994         (insert_out_of_ssa_copy): New.
1995         (insert_out_of_ssa_copy_on_edge): New.
1996         (create_zero_dim_array): New.
1997         (scalar_close_phi_node_p): New.
1998         (rewrite_close_phi_out_of_ssa): New.
1999         (rewrite_phi_out_of_ssa): New.
2000         (rewrite_reductions_out_of_ssa): New.
2001         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2002
2003         * gcc.dg/graphite/id-11.c: New.
2004         * gcc.dg/graphite/id-15.c: New.
2005         * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2006         * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2007         * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2008         * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2009         * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2010         * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2011         * gfortran.dg/graphite/id-13.f: New.
2012         * gfortran.dg/graphite/id-5.f: New.
2013
2014 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2015
2016         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2017         check that nb_reductions_in_loop is zero.
2018         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2019         reduction phi nodes.
2020         (nb_reductions_in_loop): Removed.
2021         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2022         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2023         (bb_contains_non_iv_scalar_phi_nodes): Removed.
2024         (scop_contains_non_iv_scalar_phi_nodes): Removed.
2025         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2026
2027 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2028
2029         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2030         statements that have an empty iteration domain.
2031         * gfortran.dg/graphite/id-16.f: New.
2032
2033 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2034
2035         * tree-scalar-evolution.c (instantiate_scev_1): Return
2036         chrec_dont_know when the result is not above instantiate_below.
2037         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2038         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2039         the tree has a known scalar evolution.
2040         * gfortran.dg/graphite/id-14.f: New.
2041         * gfortran.dg/graphite/id-15.f: New.
2042
2043 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2044
2045         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2046         insert_gsi.
2047         (rename_variables): Keep inserting renames after the ones already
2048         inserted.
2049
2050 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2051
2052         * graphite-sese-to-poly.c (compare_bb_depths): New.
2053         (graphite_sort_dominated_info): New.
2054         (build_scop_bbs_1): Call graphite_sort_dominated_info.
2055         (build_scop_scattering): Fix comment.
2056
2057 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2058
2059         * graphite.c (graphite_finalize): Call print_loops instead of
2060         dump_function_to_file.
2061         * gcc.dg/graphite/graphite.exp: Fix formatting.
2062         * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
2063         loops generated in the graphite output file.
2064         * gcc.dg/graphite/pr35356-2.c: New.
2065         * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
2066         * gfortran.dg/graphite/id-12.f: New.
2067
2068 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2069
2070         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2071         Remove 2 XFAIL.
2072
2073 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2074             Tobias Grosser  <grosser@fim.uni-passau.de>
2075
2076         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2077         alias set number build alias in ACCESSES polyhedron.
2078         (build_alias_set_for_drs): New.
2079         (build_pbb_drs): Added build_alias_set_for_drs.
2080         * graphite-dependences.c (poly_drs_may_alias_p): New.
2081         (graphite_carried_dependence_level_k): Check alias information
2082         before building polyhedron.
2083
2084 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2085
2086         * Makefile.in (lambda-code.o): Fix formatting.
2087
2088 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2089
2090         * Merge from mainline (r149350-149952)
2091
2092 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2093
2094         * graphite-poly.c (apply_poly_transforms): Move strip_mine
2095         before interchange to prepare for loop blocking.
2096
2097 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2098
2099         * graphite-poly.c (apply_poly_transforms): Add checks after every
2100         transformation.
2101         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2102         done in apply_poly_transforms.
2103
2104 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
2105
2106         * graphite-dependences.c (build_lexicographically_gt_constraint):
2107         Replace RES parameter with *RES.
2108         (dependence_polyhedron_1): Pass an address of the parameter RES
2109         instead of value of RES.
2110
2111 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2112
2113         * graphite.c (graphite_finalize): Fix comment.
2114         (graphite_transform_loops): Reset scev info after code generation
2115         of each scop.
2116
2117 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2118
2119         * graphite.c (graphite_finalize): Call scev_reset.
2120
2121 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2122
2123         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2124         GBB_CLOOG_IV_TYPES hash table twice.
2125         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2126         (add_condition_to_domain): Clear GMP values.
2127
2128 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2129
2130         * graphite-dependences.c: Fix formatting.
2131         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2132         (pbb_number_of_iterations): Free ppl_Linear_Expression.
2133         * graphite-sese-to-poly.c: Fix formatting.
2134         * graphite.c (graphite_transform_loops): Create the hash table
2135         after the early return.
2136
2137 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2138
2139         * gcc.dg/graphite/id-14.c: New.
2140         * gcc.dg/graphite/pr40157.c: New.
2141         * gfortran.dg/graphite/id-11.f: New.
2142
2143 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2144
2145         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2146         (build_poly_scop): Return false when there are no pbbs within
2147         loops to avoid to pass to cloog scops with no loops.
2148
2149 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2150
2151         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2152         useless test "i % 2".
2153         (build_pbb_scattering_polyhedrons): Fix formatting.
2154         (build_poly_dr): Same.
2155         * graphite.c (graphite_transform_loops): Restructure.
2156
2157 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
2158
2159         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2160         reduction_list parameter.
2161         (rewrite_all_phi_nodes_with_iv): Same.
2162         (canonicalize_loop_ivs): Same.
2163         * tree-parloops.c (struct brli): Removed.
2164         (build_reduction_list_info): Removed.
2165         (build_new_reduction): New.
2166         (analyze_reduction_list): Removed.
2167         (gather_scalar_reductions): Find reductions instead of phi
2168         nodes that can't be canonicalized.
2169         (try_create_reduction_list): Remove reduction_list parameter.
2170         (gen_parallel_loop): Same.
2171         (parallelize_loops): Remove analyze_reductions variable,
2172         initialization and free.
2173         Change reduction_list htab initialization to reduction_info
2174         elements instead of ssa names.
2175         Call try_create_reduction_list and gen_parallel_loop without
2176         analyzed_reduction argument.
2177         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2178         canonicalize_loop_ivs with one less argument.
2179         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2180
2181 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2182
2183         * graphite-dependences.c (new_poly_dr_pair): New.
2184         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2185         (new_poly_dr_pair): New.
2186         (eq_poly_dr_pair_p): New.
2187         (hash_poly_dr_pair_p): New.
2188         * graphite-dependences.h (struct poly_dr_pair): New.
2189         (eq_poly_dr_pair_p): Declared.
2190         (hash_poly_dr_pair_p): Declared.
2191         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2192         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2193         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2194         * Makefile.in (graphite-poly.o): Add dependence on
2195         graphite-dependences.h.
2196
2197 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2198
2199         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2200         polynomials of degree > 1 pass to Graphite.
2201         * tree-chrec.c (scev_is_linear_expression): Call
2202         evolution_function_is_affine_multivariate_p.
2203         * gfortran.dg/graphite/id-10.f90: New.
2204
2205 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2206
2207         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2208         Instantiate scevs varying in outer loops.
2209         * gfortran.dg/graphite/id-9.f: Correct testcase.
2210
2211 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2212
2213         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2214         redundant constraint.
2215
2216 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2217
2218         * gcc.dg/graphite/graphite.exp: Fix comments.
2219         * gfortran.dg/graphite/graphite.exp: Trigger actions
2220         based on the file names as in the C testsuite.
2221         * gfortran.dg/graphite/block-1.f90: Fix patterns.
2222         * gfortran.dg/graphite/block-2.f: Same.
2223         * gfortran.dg/graphite/block-3.f90: Same.
2224         * gfortran.dg/graphite/block-4.f90: Same.
2225         * gfortran.dg/graphite/id-1.f90: Same.
2226         * gfortran.dg/graphite/id-2.f90: Same.
2227         * gfortran.dg/graphite/id-3.f90: Same.
2228         * gfortran.dg/graphite/id-4.f90: Same.
2229         * gfortran.dg/graphite/id-6.f: Same.
2230         * gfortran.dg/graphite/id-9.f: Same.
2231         * gfortran.dg/graphite/interchange-1.f: Same.
2232         * gfortran.dg/graphite/interchange-2.f: Same.
2233         * gfortran.dg/graphite/scop-1.f: Same.
2234
2235 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2236
2237         * sese.c (expand_scalar_variables_call): New.
2238         (expand_scalar_variables_ssa_name): Handle calls in expander.
2239
2240 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2241
2242         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2243         Expect to see the pattern twice.
2244         * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2245         * gcc.dg/graphite/interchange-5.c: Same.
2246         * gcc.dg/graphite/interchange-6.c: Same.
2247
2248 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2249
2250         * gcc.dg/graphite/id-10.c: New.
2251         * gcc.dg/graphite/id-12.c: New.
2252         * gfortran.dg/graphite/id-7.f: New.
2253         * gfortran.dg/graphite/id-8.f: New.
2254
2255 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2256
2257         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2258         zero.
2259
2260 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2261
2262         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2263
2264 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2265
2266         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2267
2268 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2269
2270         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2271         building PDR subscripts.
2272
2273 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2274
2275         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2276         computation of array sizes.
2277
2278 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2279
2280         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2281
2282 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2283
2284         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2285         build_pairwise_constraint, dr_equality_constraints,
2286         build_pairwise_scheduling_equality,
2287         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2288         build_lexicographically_gt_constraint, dependence_polyhedron,
2289         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2290         Move from NNC_Polyhedron to C_Polyhedron.
2291         * graphite-interchange.c (compute_array_size_poly,
2292         gather_access_strides): Dito.
2293         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2294         free_scop, pbb_number_of_iterations): Dito.
2295         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2296         pbb_dim_iter_domain, struct scop): Dito.
2297         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2298         new_Cloog_Domain_from_ppl_Polyhedron,
2299         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2300         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2301         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2302         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2303         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2304         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2305         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2306         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2307         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2308         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2309         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2310         build_scop_iteration_domain, build_poly_dr): Dito
2311
2312 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2313
2314         * gcc.dg/graphite/graphite.exp: Added a rule to execute
2315         run-id-*.c files.
2316         * gcc.dg/graphite/run-id-1.c: New.
2317
2318 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2319
2320         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2321         positivity constraint on the symbolic number of iterations.
2322
2323 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2324
2325         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2326
2327 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2328             Tobias Grosser  <grosser@fim.uni-passau.de>
2329
2330         * graphite-clast-to-gimple.c (build_scop_context): Removed.
2331         (build_cloog_prog): Directly use SCOP_CONTEXT.
2332         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2333         (free_scop): Free SCOP_CONTEXT.
2334         (print_scop_context): New.
2335         (print_scop): Call print_scop_context.
2336         (debug_scop_context): New.
2337         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2338         (struct scop): Added field context.
2339         (SCOP_CONTEXT): New.
2340         * graphite-sese-to-poly.c (add_param_constraints): New.
2341         (build_scop_context): New.
2342         (build_poly_scop): Call build_scop_context.
2343
2344 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2345
2346         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2347         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2348         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2349         * graphite-ppl.h: Include double-int.h and tree.h.
2350         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2351         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2352         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2353         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2354
2355 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2356
2357         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2358         POINTER_PLUS_EXPR for pointer types.
2359         (clast_to_gcc_expression): Same.
2360
2361 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2362
2363         * graphite-poly.c (print_scattering_function): Early return when
2364         PBB_TRANSFORMED_SCATTERING is not initialized.
2365         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2366
2367 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
2368
2369         * tree-parloops.c (analyze_reduction_list): Remove unused variable
2370         to fix bootstrap.
2371
2372 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
2373
2374         * tree-parloops.c (analyze_reduction_list): Change return
2375         value to void.
2376         (try_create_reduction_list): Move the call to
2377         analyze_reduction_list to the beginining.
2378         Call reduction_phi with analyzed_reductions as argument
2379         instead of reduction_list.
2380
2381 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2382
2383         *  Merge from mainline (r148296:149346)
2384
2385 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * graphite-scop-detection.c (graphite_can_represent_init): New.
2388         (graphite_can_represent_scev): Call graphite_can_represent_init:
2389         check that the initial value does not contain multiplications of
2390         parameters.
2391         (stmt_has_simple_data_refs_p): New.
2392         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2393         (is_simple_operand): Fix formatting.
2394         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2395
2396 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2397
2398         * gcc.dg/graphite/id-13.c: New.
2399         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2400         analyze_scalar_evolution, use scalar_evolution_in_region.
2401         (scan_tree_for_params_right_scev): Add extra assert.
2402         (parameter_index_in_region_1): Split from parameter_index_in_region.
2403         (idx_record_params): Use scalar_evolution_in_region.
2404         (find_params_in_bb): Same.
2405         (find_scop_parameters): Same.
2406         (build_loop_iteration_domains): Same.
2407         (create_linear_expr_from_tree): Same.
2408         * sese.c (scalar_evolution_in_region): New.
2409         * sese.h (scalar_evolution_in_region): Declared.
2410         (defined_in_sese_p): New.
2411         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2412         static anymore.
2413         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2414         Declared.
2415
2416 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2417
2418         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2419         TREE_DATA_REF_H also implies SCEV_H.
2420
2421 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2422
2423         * graphite-poly.c (print_scop_params): New.
2424         (print_scop): Call print_scop_params.
2425         (debug_scop_params): New.
2426         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2427
2428 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2429
2430         * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2431         * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2432         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2433         * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2434         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2435         * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2436
2437 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2438
2439         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2440         for dependency checking part.
2441         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2442         tests for dependency checking.
2443         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2444         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2445         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2446         flag -fdump-tree-graphite-all for autopar testsuites.
2447
2448 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2449
2450         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2451         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2452         canonicalize_loop_ivs): Moved...
2453         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2454
2455 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2456
2457         * tree-parloops.c (try_create_reduction_list): Pass an extra
2458         argument analyzed_reductions.  Call analyze_reduction_list.
2459         (gen_parallel_loop): Do not call analyze_reduction_list.
2460         (parallelize_loops): Init and finalize analyzed_reductions.
2461
2462 2009-07-06  Li Feng  <nemokingdom@gmail.com>
2463
2464         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2465         Added flag -fno-loop-strip-mine for autopar testcase.
2466
2467 2009-07-04  Li Feng  <nemokingdom@gmail.com>
2468
2469         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2470         transformed scattering dimension instead of unmatch orignal when
2471         calling dependence_polyhedron.
2472
2473 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2474
2475         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2476
2477 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2478
2479         * graphite-poly.c (pbb_number_of_iterations): Check for returned
2480         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2481
2482 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2483
2484         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2485         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2486         * graphite-poly.c (pbb_number_of_iterations): New.
2487         * graphite-poly.h (pbb_number_of_iterations): Declared.
2488         (pbb_iterator_dim, pbb_parameter_dim): New.
2489
2490 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
2491
2492         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2493         last commit on type of lower and upper bound of loops.
2494
2495 2009-06-29  Li Feng  <nemokingdom@gmail.com>
2496
2497         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2498         graphite-dependences.h.
2499         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2500         (mark_bb_with_pbb): New.
2501         (get_stmtfor_depth): New.
2502         (find_pbb_via_hash): New.
2503         (dependency_in_loop_p): New.
2504         (mark_loops_parallel): New.
2505         (free_aux_in_new_loops): New.
2506         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2507         bb with it's relevant pbb. Mark newly created loops.  Remove mark
2508         innermost loop parallel without checking.
2509         (gloog): Add parameter BB_PBB_MAPPING.
2510         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2511         (gloog): Change declaration.
2512         (mark_loop_parallel): Make extern.
2513         (free_aux_in_new_loops): Declare.
2514         (bb_pbb_map_hash): New.
2515         (eq_bb_pbb_map): New.
2516         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2517         auto parallelization when flag_graphite_force_parallel is set.
2518         (graphite_finalize): Added free_aux_in_new_loops.
2519         * tree-parloops.c (parallelize_loops): Only generate parallel code for
2520         the innermost loop that marked parallel.  Use
2521         flag_graphite_force_parallel instead of loop->can_be_parallel.
2522         (loop_parallel_p): Move inner most checking out of function.
2523
2524 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2525
2526         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2527         type of lower and upper bound of loops signed long int.
2528
2529 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2530
2531         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2532         expression outside the loop.
2533
2534 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2535
2536         * gcc.dg/graphite/interchange-8.c: New.
2537
2538 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2539
2540         * gcc.dg/graphite/interchange-0.c: XFailed.
2541         * gcc.dg/graphite/interchange-5.c: XFailed.
2542         * gcc.dg/graphite/interchange-6.c: XFailed.
2543
2544 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2545
2546         * graphite-interchange.c (compute_array_size_poly): The end of the
2547         recursion should return 1.
2548
2549 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2550
2551         * graphite-interchange.c (compute_array_size_cstr): Allow the
2552         subscript multiplier to be -1.
2553         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2554         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2555         data_container.  Initializes PDR_DATA_CONTAINER.
2556         (print_pdr_access_layout): New.
2557         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2558         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2559         data_container.
2560         (PDR_DATA_CONTAINER): New.
2561         (new_poly_dr): Update declaration.
2562         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2563         (build_poly_dr): Call pdr_add_data_dimensions.
2564
2565 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2566
2567         * graphite-poly.h (struct poly_dr): Fix comment.
2568         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2569         (pdr_add_memory_accesses): New.
2570         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2571
2572 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2573
2574         * graphite-poly.c (print_pdrs, debug_pdrs): New.
2575         (print_pbb): Add call to print_pdrs.
2576         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2577
2578 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2579             Li Feng <nemokingdom@gmail.com>
2580
2581         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2582         (dependency_between_pbbs_p): New.
2583         (lexicographically_gt_p): Assure !empty_p before polyhedron
2584         intersection assign.
2585         (build_lexicographically_gt_constraint): Correct lexicographically
2586         judging.
2587         * graphite-dependences.h: New.
2588         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2589
2590 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2591
2592         * graphite-clast-to-gimple.c (print_clast_stmt): New.
2593         (gloog): Print to dump_file the generated clast.
2594         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2595         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2596
2597 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2598
2599         * graphite-poly.c (extend_scattering): Increment
2600         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2601
2602 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2603
2604         * graphite-interchange.c (compute_array_size_poly): Added exit of
2605         recursion condition.  Continue iterating even after the first equality.
2606         (compute_array_size): Same.
2607
2608 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2609
2610         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2611         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2612         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2613         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2614         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2615
2616 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2617
2618         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2619         only when the use verifies is_gimple_reg.
2620
2621 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2622
2623         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2624         Allocate scaldims after call to unify_scattering_dimensions.
2625
2626 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2627
2628         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2629
2630 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2631             Albert Cohen  <albert.cohen@inria.fr>
2632
2633         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2634         variables for the strip mining.
2635
2636 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2637             Pranav Garg  <pranav.garg2107@gmail.com>
2638
2639         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2640         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2641         (graphite-blocking.o): New rule.
2642         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2643         * graphite-blocking.c: New.
2644         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2645         flag_loop_strip_mine.
2646         (psct_scattering_dim_for_loop_depth): New.
2647         * graphite-poly.h (scop_do_strip_mine): Declared.
2648         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2649         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2650         flag_loop_strip_mine.
2651
2652 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2653
2654         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2655         a GMP value and a PPL coefficient at each iteration of a loop.
2656
2657 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2658
2659         * graphite-dependences.c (dependence_polyhedron): Do not use
2660         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2661         pbb_nb_scattering_transform.
2662         (graphite_legal_transform_dr): Same.
2663         * graphite-poly.c (extend_scattering): Same.
2664         (unify_scattering_dimensions): Same.
2665         (print_scattering_function): Same.
2666         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2667         PBB_NB_LOCAL_VARIABLES.
2668         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2669         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2670         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2671         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2672         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2673         (pbb_nb_scattering_transform): New.
2674         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2675         (psco_scattering_dim): Add assert on parameters.
2676         (psct_scattering_dim): Same.
2677         (psct_scattering_dim_for_loop_depth): Declared.
2678         (psct_local_var_dim): New.
2679         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2680         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2681         correct layout, call pbb_nb_local_vars.
2682         (psct_add_local_variable, psct_add_scattering_dimension): New.
2683         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2684         Initialize PBB_NB_SCATTERING_TRANSFORM.
2685
2686 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2687
2688         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2689         (set_coef): Renamed ppl_set_coef.
2690         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2691
2692 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2693
2694         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2695         test a boolean against 1.
2696         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2697         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2698         (pbb_do_interchange): Returns true when a transform has been performed.
2699         (scop_do_interchange): Same.
2700         * graphite-poly.c (apply_poly_transforms): Use the return value of
2701         scop_do_interchange.
2702         * graphite-poly.h (scop_do_interchange): Update declaration.
2703
2704 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2705
2706         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2707         after last use.
2708         * sese.c (sese_reset_aux_in_loops): New.
2709         * sese.h (sese_reset_aux_in_loops): New.
2710
2711 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2712
2713         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2714         multiplier and multiply the constant by the multiplier.
2715         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2716         (build_poly_dr): Do not use the multiplier to define the subscript.
2717
2718 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2719
2720         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2721         compiler's data reference.  Initialize PDR_CDR.
2722         (print_pdr): Call dump_data_reference.
2723         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2724         Add compiler_dr field.
2725         (PDR_BB): Renamed PDR_PBB.
2726         (PDR_CDR): New.
2727         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2728         GCC's data reference representation.
2729         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2730         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2731
2732 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2733
2734         * graphite-poly.c (print_scattering_function): Also print the layout.
2735         * graphite-poly.h (pbb_nb_local_vars): New.
2736
2737 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2738
2739         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2740
2741 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2742
2743         * graphite-poly.c (print_pdr, debug_pdr): New.
2744         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2745         (PDR_BASE): Removed.
2746
2747 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2748
2749         * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2750         ltrans-{1..6,8}.c.
2751
2752 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2753
2754         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2755         subscript identification column.
2756         (pbb_do_interchange): Print to dump_file that some loops "will be
2757         interchanged".  Rely on that chain of characters in the testcases.
2758         * gcc.dg/graphite/interchange-0.c: New.
2759         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2760         interchange-*.c files and compile them with -floop-interchange.
2761
2762 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2763
2764         * graphite-interchange.c (interchange_profitable_p): Renamed
2765         pbb_interchange_profitable_p.
2766
2767 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2768             Harsha Jagasia  <harsha.jagasia@amd.com>
2769             Pranav Garg  <pranav.garg2107@gmail.com>
2770
2771         * graphite-interchange.c (interchange_profitable_p): Make static.
2772         (pbb_interchange_loop_depths, pbb_do_interchange,
2773         scop_do_interchange): New.
2774         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2775         for flag_loop_interchange.
2776         * graphite-poly.h (scop_do_interchange): Declared.
2777         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2778         flag_loop_interchange is used.
2779
2780 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2781
2782         * graphite-dependences.c (dependence_polyhedron): Update use of
2783         pbb_nb_scattering_dims.
2784         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2785         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2786         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2787         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2788
2789 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2790
2791         * graphite.c: Cleanup foo.
2792
2793 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2794
2795         * Merge from mainline (r143684:148293).
2796         * Disabled libpcp until it gets fixed.
2797
2798 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2799             Harsha Jagasia  <harsha.jagasia@amd.com>
2800
2801         * graphite-interchange.c: New.
2802         * Makefile.in (graphite-interchange.o): New.
2803         * graphite-poly.h (interchange_profitable_p): Declared.
2804         * graphite-ppl.h (value_max): New.
2805
2806 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2807
2808         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2809         * graphite-poly.h: Fix some comments.
2810         (pdr_dim): New.
2811         (pdr_scop): New.
2812
2813 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2814
2815         * graphite-poly.h
2816         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2817         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2818         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2819         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2820         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2821         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2822         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2823         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2824         * graphite-clast-to-gimple.c: Same.
2825         * graphite-dependences.c: Same.
2826         * graphite-poly.c: Same.
2827         * graphite-sese-to-poly.c: Same.
2828
2829 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2830
2831         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2832         expressions for an IV rename, as returned by clast_to_gcc_expression.
2833         (copy_renames): Rename new_name to expr.
2834         * sese.c (debug_rename_elt): Same.
2835         (get_rename): Same.
2836         (set_rename): Same.
2837         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2838         the information from the rename map.
2839         (rename_variables_in_stmt): Same.
2840         (add_loop_exit_phis): Rename new_name to expr.
2841         (insert_loop_close_phis): Same.
2842         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2843         * sese.h (struct rename_map_elt): Rename new_name to expr.
2844         (new_rename_map_elt): Same.
2845
2846 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2847
2848         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2849         * sese.c (set_rename): Make it extern.
2850         * sese.h (set_rename): Declared.
2851
2852 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2853
2854         * graphite-poly.c (extend_scattering): Free values.
2855         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2856         Free iterators.
2857         (ppl_print_powerset_matrix): Same.
2858         * graphite-scop-detection.c (free_scops_1): New.
2859         (limit_scops): Call free_scops_1.
2860         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2861         (build_poly_dr): Free PPL coefficients.
2862         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2863
2864 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2865
2866         * graphite-dependences.c: New.
2867         * graphite-data-ref.c: Removed.
2868         * graphite-data-ref.h: Removed.
2869         * Makefile.in (graphite-data-ref.o): Removed.
2870         (graphite-dependences.o): Added.
2871         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2872         * graphite-poly.c: Same.
2873         Move the data dependence testing to graphite-dependences.c.
2874
2875 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2876
2877         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2878         from graphite_cannot_represent_loop. Code refactored.
2879         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2880
2881 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2882
2883         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2884         Cover all the testcases (not only the filtered ones).
2885
2886 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2887
2888         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2889         unnecessary check. Update comments. Move check for REAL_TYPE here.
2890         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2891         done in (stmt_simple_for_scop_p).
2892
2893 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2894
2895         * graphite.c (print_global_statistics): New.
2896         (print_graphite_scop_statistic): New.
2897         (print_graphite_statistics): New.
2898         (graphite_initialize, graphite_transform_loops): Print statistics.
2899         * graphite-scop-detection (build_scops): Print statistics.
2900         (print_graphite_scop_statistics): New.
2901         (print_graphite_statistics): New.
2902
2903 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2904
2905         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2906         (debug_clast_name_index): Removed.
2907         (debug_clast_name_indexes_1): Removed.
2908         (debug_clast_name_indexes): Removed.
2909         (clast_name_index_elt_info): Removed.
2910         (eq_clast_name_indexes): Removed.
2911         (clast_name_to_index): Removed.
2912         (new_clast_name_index): Removed.
2913         (save_clast_name_index): Removed.
2914         (save_var_name): Moved...
2915         (init_sese_params_index): Removed.
2916         (clast_name_to_gcc): Remove use of name_tree.
2917         (initialize_cloog_names): Same.
2918         (gloog): Do not call init_sese_params_index.
2919         * graphite-sese-to-poly.c (save_var_name): ...here.
2920         (parameter_index_in_region): New.
2921         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2922         (parameter_index_in_region): Removed.
2923         (is_parameter): Remove use of name_tree.
2924         * sese.h (struct name_tree): Removed.
2925         (struct sese): Remove use of name_tree.  New field params_names.
2926         (SESE_PARAMS_NAMES): New.
2927         (SESE_PARAMS): Remove duplicate.
2928         (parameter_index_in_region): Removed.
2929         (sese_nb_params): Remove use of name_tree.
2930         (struct clast_name_index): New.
2931         (new_clast_name_index): New.
2932         (clast_name_to_index): New.
2933         (save_clast_name_index): New.
2934         (debug_clast_name_index): New.
2935         (debug_clast_name_indexes_1): New.
2936         (debug_clast_name_indexes): New.
2937         (clast_name_index_elt_info): New.
2938         (eq_clast_name_indexes): New.
2939
2940 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2941
2942         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2943         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2944         (graphite_loop_normal_form): Do not pass region.  Do not
2945         initialize SESE_OLDIVS.
2946         (build_graphite_loop_normal_form): Update call to
2947         graphite_loop_normal_form.
2948         * sese.c (debug_oldivs): Removed.
2949         (new_sese): Do not initialize SESE_OLDIVS.
2950         (free_sese): Do not free SESE_OLDIVS.
2951         (oldiv_for_loop): Removed.
2952         * sese.h (struct sese): Remove old_ivs.
2953         (SESE_OLDIVS): Removed.
2954         (oldiv_for_loop): Removed.
2955
2956 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2957
2958         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2959         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2960         replaced by a call to newivs_to_depth_to_newiv.
2961         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2962         (clast_to_gcc_expression_red): Same.
2963         (gcc_type_for_clast_expr): Same.
2964         (gcc_type_for_clast_eq): Same.
2965         (graphite_translate_clast_equation): Same.
2966         (graphite_create_guard_cond_expr): Same.
2967         (graphite_create_new_guard): Same.
2968         (graphite_create_new_loop): Same.
2969         (build_iv_mapping): Same.
2970         (translate_clast): Same.
2971         (gloog): Same.
2972         (loop_iv_stack_patch_for_consts): Removed.  *
2973         sese.c (iv_stack_entry_is_constant): Removed.
2974         (iv_stack_entry_is_iv): Removed.
2975         (loop_iv_stack_push_iv): Removed.
2976         (loop_iv_stack_insert_constant): Removed.
2977         (loop_iv_stack_pop): Removed.
2978         (loop_iv_stack_get_iv): Removed.
2979         (loop_iv_stack_get_iv_from_name): Removed.
2980         (debug_loop_iv_stack): Removed.
2981         (free_loop_iv_stack): Removed.
2982         (loop_iv_stack_remove_constants): Removed.  *
2983         sese.h (iv_stack_entry_kind): Removed.
2984         (iv_stack_entry_data_union): Removed.
2985         (iv_stack_entry_struct): Removed.
2986         (iv_stack_entry_p): Removed.
2987         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2988         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2989         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2990         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2991         (gbb_loop_at_index): Fix indenting.
2992         (gbb_loop_index): Removed.
2993
2994 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2995
2996         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2997         Call clast_name_to_index.
2998
2999 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3000
3001         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3002         do not pass params.  Get params from SESE_PARAMS.
3003         (clast_to_gcc_expression): Same.
3004         (clast_to_gcc_expression_red): Same.
3005         (gcc_type_for_clast_eq): Same.
3006         (graphite_translate_clast_equation): Same.
3007         (graphite_create_new_loop): Same.
3008         * sese.c (rename_variables_in_stmt): Fix comment.
3009
3010 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3011
3012         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3013         newivs_index.
3014         Call save_clast_name_index.
3015         (translate_clast): Pass newivs_index.
3016         (gloog): Create and free newivs_index.
3017
3018 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3019
3020         * graphite-clast-to-gimple.c (clast_name_index): New structure.
3021         (clast_name_index_p): New type.
3022         (debug_clast_name_index): New.
3023         (debug_clast_name_indexes_1): New.
3024         (debug_clast_name_indexes): New.
3025         (clast_name_index_elt_info): New.
3026         (eq_clast_name_indexes): New.
3027         (clast_name_to_index): New.
3028         (new_clast_name_index): New.
3029         (save_clast_name_index): New.
3030         (init_sese_params_index): New.
3031         (gloog): Call init_sese_params_index.
3032         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3033         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3034         (free_sese): Free SESE_PARAMS_INDEX.
3035         * sese.h (struct sese): Add params_index.
3036         (SESE_PARAMS_INDEX): New.
3037
3038 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3039
3040         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3041         (graphite_create_new_loop): Pass the newivs vector.  Push the
3042         newly created IV to newivs.
3043         (translate_clast): Pass the newivs vector.
3044         (gloog): Create and destroy the newivs vector.
3045
3046 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3047
3048         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3049         (graphite_loop_normal_form): Initialize loop->aux with the unique
3050         IV that has been created.
3051
3052 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
3053
3054         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3055         scev with parameters in the base part. They where forbidden
3056         exidently.
3057
3058 2009-05-11  Li Feng  <nemokingdom@gmail.com>
3059
3060         * gcc.dg/graphite/graphite.exp: Set different default
3061         compile options by file names.
3062         * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3063         * gcc.dg/graphite/id-{1-9}.c: Ditto.
3064         * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3065         * gcc.dg/graphite/scop-matmult.c: Ditto.
3066
3067 2009-05-08  Li Feng <nemokingdom@gmail.com>
3068
3069         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3070         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3071         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3072         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3073
3074 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3075
3076         * graphite-scop-detection (build_scops_1): Fix little bug introduced
3077         by final cleanup.
3078
3079 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3080
3081         * graphite-scop-detection.c (graphite_can_represent_scev): Only
3082         allow integer constant strides.
3083         (graphite_can_represent_expr): Depend on outermost_loop.
3084         (stmt_simple_memref_p, graphite_cannot_represent_loop,
3085         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3086         build_scops_1): Same.
3087         (scopdet_basic_block_info): Same and insert layered SCoP
3088         detection.
3089         (try_generate_gimple_bb): Cleanup.
3090         (build_scops): Enable data references.
3091
3092         * gcc.dg/graphite/id-5.c: New.
3093         * gcc.dg/graphite/id-9.c: New.
3094         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3095         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3096
3097 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3098
3099         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3100         that we have not yet built for this SCoP.
3101
3102 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3103
3104         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3105         for complex numbers.
3106
3107 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3108
3109         * graphite-ppl.c: Fix build if cloog is not available.
3110
3111 2009-05-04  Li Feng  <nemokingdom@gmail.com>
3112
3113         * tree-parloops.c (loop_parallel_p): Remove construction of
3114         NITER and REDUCTION_LIST.
3115         (try_get_loop_niter): New.
3116         (try_create_reduction_list): New.
3117         (parallelize_loops): Bypass the failed checkings in autopar
3118         when can_be_parallel in loop structure is set to true.
3119
3120 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3121
3122         * gcc.dg/graphite/id-6.c: Update testcase.
3123         * gcc.dg/graphite/scop-3.c: Dito.
3124
3125 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3126
3127         * graphite-scop-detection.c (stmt_simple_for_scop_p):
3128         Enable EQ_EXPR and NE_EXPR again.
3129
3130 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3131
3132         * graphite-scop-detection.c (graphite_can_represent_scev):
3133         Add check if scev is affine multivariate.
3134         (harmful_stmt_in_bb): Check if we can represent the conditions.
3135         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3136         harmful_stmt_in_bb.
3137         * gcc.dg/graphite/id-7.c: New.
3138
3139 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3140
3141         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3142         Check all bbs in region, not only the bbs that are represented in
3143         GRAPHITE.
3144         (build_poly_scop): Add newline.
3145         * gcc.dg/graphite/id-8.c: New.
3146
3147 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3148
3149         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3150         when loop initialize.
3151         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3152         * common.opt: Declare flag_graphite_force_parallel.
3153         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3154         loop parallel.
3155         * graphite-poly.c (apply_poly_transforms): Introduce
3156         flag_graphite_force_parallel.
3157         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3158         * toplev.c (process_options): ditto and replace a not correctly
3159         encoded space.
3160
3161 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3162
3163         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3164         Change the call of gbb_loop_at_index and/or gbb_loop_index due
3165         to the redefinition.
3166         (compute_cloog_iv_types_1): ditto.
3167         (build_iv_mapping): ditto.
3168         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3169         initialization.
3170         (free_gimple_bb): Removed GBB_LOOPS related free part.
3171         (build_bb_loops): Removed.
3172         * sese.h (struct gimple_bb): Removed loops.
3173         (GBB_LOOPS): Removed.
3174         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3175         (gbb_loop_index): ditto.
3176
3177 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3178
3179         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3180         allow non constant strides.
3181         * gcc.dg/graphite/scop-20.c: New.
3182
3183 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3184
3185         * graphite-scop-detection.c (dot_all_scops): Fix system call
3186         return value warning.
3187         (dot_scop): Same.
3188
3189 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3190
3191         * gcc.dg/graphite/id-6.c: Fix pattern.
3192         * gcc.dg/graphite/scop-3.c: Same.
3193
3194 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3195
3196         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3197         build_pairwise_constraint, dr_equality_constraints,
3198         build_pairwise_scheduling_equality,
3199         build_pairwise_scheduling_inequality, lexicographically_gt_p,
3200         build_lexicographically_gt_constraint, dependence_polyhedron,
3201         graphite_legal_transform_dr, graphite_legal_transform_bb,
3202         graphite_legal_transform): New.
3203         * graphite-poly.h (graphite_legal_transform): Declared.
3204         * graphite-sese-to-poly.c (build_poly_scop): Call to
3205         graphite_legal_transform is disabled for the moment.
3206
3207 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3208
3209         * graphite-poly.h (pbb_nb_scattering_dims): New.
3210         (pbb_nb_scattering): Use it.
3211
3212 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3213
3214         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3215         Pointset_Powerset version of ppl_insert_dimensions.
3216         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3217
3218 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3219
3220         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3221
3222 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3223
3224         * graphite-poly.h: Fix comment.
3225
3226 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3227
3228         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3229
3230 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3231
3232         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3233         statements.
3234
3235 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3236
3237         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3238         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3239         conditions.
3240
3241 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
3242
3243         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3244         handle EQ_EXPR and NE_EXPR.
3245
3246 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
3247
3248         * graphite-poly.h (poly_dr): Fix comment.
3249
3250 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3251             Tobias Grosser  <grosser@fim.uni-passau.de>
3252
3253         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3254         with a zero dimension polyhedron.
3255         (find_scop_parameters): Move the call to scop_set_nb_params here.
3256         (build_loop_iteration_domains): Store in loop->aux the iteration
3257         domain polyhedron.
3258         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3259         by any loop in scop.
3260         (build_poly_scop): Do not call scop_set_nb_params.
3261
3262 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3263             Tobias Grosser  <grosser@fim.uni-passau.de>
3264
3265         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3266         add_condition_to_domain not GT_EXPR.
3267
3268 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3269
3270         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3271         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3272         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3273         upper_bound_assign to calculate unions.
3274         * gcc.dg/graphite/id-6.c: New.
3275
3276 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3277
3278         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3279         handle abnormal edges.
3280
3281 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3282
3283         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3284         (free_poly_bb): Also free poly_drs.
3285         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3286         (poly_dr): Polyhedron to Pointset_Powerset.
3287         (pdr_accessp_nb_subscripts): Same.
3288         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3289         poly_drs.
3290
3291 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3292
3293         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3294         names into more meaningful names.
3295
3296 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3297
3298         * gfortran.dg/graphite/interchange-1.c: New.
3299         * gfortran.dg/graphite/interchange-2.c: New.
3300
3301 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3302
3303         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3304         the reduction_list.
3305         * tree-parloops.c (rewrite_phi_with_iv): New.
3306         (rewrite_all_phi_nodes_with_iv): New.
3307         (canonicalize_loop_ivs): Call them.
3308
3309 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3310
3311         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3312         graphite_find_data_references_in_stmt.
3313         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3314         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3315
3316 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3317
3318         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3319
3320 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3321
3322         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3323         instead of bb_in_region.
3324         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3325         (build_sese_conditions): Use flag_bb_in_sese.
3326         * sese.c (register_bb_in_sese): Removed.
3327         (new_sese): Remove initialization of SESE_REGION_BBS.
3328         (free_sese): Do not free SESE_REGION_BBS.
3329         * sese.h (struct sese): Remove field region_basic_blocks.
3330         (SESE_REGION_BBS): Removed.
3331         (bb_in_sese_p): Implement in function of bb_in_region.
3332
3333 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3334
3335         * graphite-scop-detection.c (limit_scops): Deal only with single exit
3336         loops.
3337
3338 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3339
3340         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3341         and EQ_EXPR.
3342         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3343         (add_condition_to_domain): New.
3344         (add_condition_to_pbb): New.
3345         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3346         * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3347
3348 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3349
3350         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3351         ppl_Pointset_Powerset.
3352         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3353         * graphite-poly.h (poly_bb): poly_bb.domain Same.
3354         (pbb_nb_loops): Same.
3355         * graphite-sese-to-poly.c (build_loop_iteration_domains,
3356         add_conditions_to_domain): Same.
3357         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3358         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3359         ppl_const_Polyhedron_t.
3360         (ppl_print_powerset_matrix): New.
3361         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3362         ppl_print_powerset_matrix): New.
3363         (ppl_print_polyhedron_matrix): Updated.
3364
3365 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3366
3367         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3368
3369 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3370
3371         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
3372         (print_iteration_domains, debug_iteration_domain,
3373         debug_iteration_domains): New.
3374         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3375         debug_iteration_domains): Declared.
3376         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3377         indenting.
3378
3379 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
3380             Sebastian Pop  <sebastian.pop@amd.com>
3381
3382         * graphite-poly.h (print_iteration_domain): New.
3383         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3384         (build_sese_conditions_1, build_sese_conditions_after,
3385         build_sese_conditions_before): New.
3386         (build_sese_conditions): Rewritten.
3387
3388 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3389             Tobias Grosser  <grosser@fim.uni-passau.de>
3390
3391         Cleanup of code generation liveouts.
3392         * graphite-clast-to-gimple.c (translate_clast): Use a single
3393         rename_map instead of one per translated statement.
3394         Do not use SESE_LIVEOUT_RENAMES.
3395         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3396         (gloog): Do not use SESE_LIVEOUT_RENAMES.
3397         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3398         phi node of a reduction: when a loop contains a reduction used outside
3399         the loop, there should be a scalar close phi node on the exit block.
3400         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3401         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3402         (free_sese): Do not free them.
3403         (sese_build_liveouts_use): Do not use them.
3404         (sese_build_liveouts_bb): Same.
3405         (sese_build_liveouts): Same.
3406         (sese_insert_phis_for_liveouts): Same.
3407         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
3408         (defined_in_loop_p): New.
3409         (alive_after_loop): New.
3410         (close_phi_not_yet_inserted_p): New.
3411         (struct alep, alep_p): New.
3412         (add_loop_exit_phis): Remove from the rename_map all the names defined
3413         in the code generated loop.
3414         (insert_loop_close_phis): Traverse the rename_map passed to it.
3415         Don't use SESE_LIVEOUT_RENAMES.
3416         (default_liveout_before_guard): Renamed default_before_guard.
3417         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3418         (graphite_copy_stmts_from_block): Do not directly call set_rename.
3419         (register_sese_liveout_renames): Removed.
3420         (copy_bb_and_scalar_dependences): Do not call it.
3421         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3422         reduction_list.
3423         (SESE_LIVEOUT): Removed.
3424         (SESE_LIVEOUT_RENAMES): Removed.
3425         (SESE_REDUCTION_LIST): Removed.
3426         (sese_build_liveouts): Removed.
3427         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3428         (insert_loop_close_phis): Pass a htab_t instead of a sese.
3429         (insert_guard_phis): Same.
3430         (rename_map_elt): Declare a VEC of them.
3431         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3432         trees not pointers to trees.
3433
3434         Rewrite in canonical close SSA form:
3435         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3436         (limit_scops): Close the scop after the block containing the close phi
3437         nodes.
3438         (canonicalize_loop_closed_ssa): New.
3439         (canonicalize_loop_closed_ssa_form): New.
3440         (build_scops): Call canonicalize_loop_closed_ssa_form.
3441
3442         * graphite-sese-to-poly.c: Fix typos.
3443
3444 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3445
3446         * graphite-poly.c (print_scattering_function, print_pbb_domain):
3447         Extended.
3448         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3449         (print_pbb): Add conditions.
3450
3451 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3452             Sebastian Pop  <sebastian.pop@amd.com>
3453
3454         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
3455         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
3456         (build_scop_bbs_1): New.
3457         (build_scop_bbs): Rewrite.
3458         * sese.h (bb_in_region): New.
3459
3460 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3461
3462         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3463         poly_drs vector.
3464         (print_scop): Style.
3465         * graphite-poly.h (poly_bb): Add drs vector.
3466         (PBB_DRS): Add accessor.
3467         * graphite-sese-to-poly.c (build_poly_dr): New.
3468         (build_pbb_drs, build_scop_drs): New.
3469         (build_poly_scop): call build_scop_drs (Disabled at the moment).
3470
3471 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3472
3473         * tree-ssa-loop.c: Include forgotten toplev.h
3474
3475 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
3476
3477         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
3478         * gcc.dg/graphite/pr37883.c: Remove -floop-*
3479         * gcc.dg/graphite/pr37928.c: Same
3480         * gcc.dg/graphite/pr38409.c: Same
3481         * gcc.dg/graphite/pr38498.c: Same
3482         * gcc.dg/graphite/pr38559.c: Same
3483         * gcc.dg/graphite/pr39335.c: Same
3484         * gcc.dg/graphite/pr39335_1.c: Same
3485         * gfortran.dg/graphite/block-2.f: Same
3486         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
3487         with -floop-*.
3488
3489 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
3490
3491         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
3492         build_access_matrix, build_scop_data_accesses): Remove access function
3493         building. (We get a new version soon).
3494         (build_bb_loops, scan_tree_for_params_right_scev): Update.
3495         * sese.h (nb_loops_around_loop_in_sese): Remove.
3496         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
3497
3498 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
3499             Sebastian Pop  <sebastian.pop@amd.com>
3500
3501         * graphite-scop-detection.c (struct scopdet_info): Rename last
3502         field to exit.
3503         (scopdet_basic_block_info, build_scops_1): Don't use
3504         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
3505
3506 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
3507             Sebastian Pop  <sebastian.pop@amd.com>
3508
3509         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
3510         * sese.c (sese_build_liveouts_use): Renamed from
3511         sese_build_livein_liveouts_use. Remove liveins.
3512         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
3513         Call sese_build_liveouts_use.
3514         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
3515         Call sese_build_liveouts_bb.
3516         (new_sese, free_sese): Remove liveins.
3517         (sese_add_exit_phis_var): Deleted.
3518         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
3519         directly.
3520         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3521
3522         * sese.h (sese): Remove num_ver and livein.
3523         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3524
3525 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3526
3527         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3528
3529 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
3530
3531         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
3532         (build_scop_scattering): Do not use compare_prefix_loops any more.
3533         (nb_common_loops): New.
3534
3535 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3536
3537         * sese.c (get_new_name_from_old_name): Renamed get_rename.
3538         (register_old_and_new_names): Renamed set_rename.
3539
3540 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3541
3542         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3543         of the decl from the previous commit.
3544
3545 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3546
3547         * graphite-scop-detection.c (dot_scop): New.
3548         * graphite-scop-detection.h (dot_scop): Declared.
3549
3550 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3551
3552         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3553
3554 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3555
3556         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
3557         condition at the end of the loop.
3558         * graphite.c (graphite_initialize, graphite_finalize): Print to
3559         dump_file the compiled function.
3560         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
3561         of create_empty_loop_on_edge.
3562         (translate_clast): Update the code generation of loops for the new
3563         shape of loops.
3564         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3565
3566 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
3567
3568         Reverted the patch from 2009-03-19.
3569
3570 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
3571
3572         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3573         poly_drs vector.
3574         (print_scop): Style.
3575         * graphite-poly.h (poly_bb): Add drs vector.
3576         (PBB_DRS): Add accessor.
3577         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3578         (build_access_matrix_with_af, build_access_matrix,
3579         build_scop_data_accesses): Delete.
3580         (build_poly_dr): New.
3581         (build_pbb_drs, build_scop_drs): New.
3582         (build_poly_scop): call build_scop_drs.
3583
3584 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3585
3586         * graphite-scop-detection.c (dot_all_scops_1): Close the table
3587         once per basic block.
3588
3589 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
3590
3591         * graphite-scop-detection.c (graphite_can_represent_scev): New.
3592         (graphite_can_represent_expr): Renamed from loop_affine_expr
3593         and enhanced.
3594         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3595         (graphite_cannot_represent_loop): Add scop_entry to parameters.
3596         (scopdet_basic_block_info): Actually define entry_block.
3597         (stmt_simple_memref_p): Moved here from ...
3598
3599         * tree-data-ref.c (stmt_simple_memref_p): here.
3600         * tree-data-ref.h (stmt_simple_memref_p): Removed.
3601
3602 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
3603
3604         * gcc.dg/graphite/id-4.c: New.
3605
3606 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
3607
3608         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3609         (register_old_and_new_names): Update the content of the map.
3610         When there was already a rename_map_elt in the map at that
3611         location, free it.
3612         (copy_bb_and_scalar_dependences): Do rename_variables after
3613         expand_scalar_variables.
3614         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3615         of the map.  When there was already a rename_map_elt in the
3616         map at that location, free it.
3617         (translate_clast): Pass the rename_map.  Do not initialize and free
3618         a rename_map per stmt_user.
3619         (gloog): Initialize and free one rename_map and pass it to
3620         translate_clast.
3621
3622 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
3623
3624         * sese.c (expand_scalar_variables_stmt,
3625         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3626         parameter.
3627         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3628         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3629         the gimple_stmt_iterator of the statement to be expanded.
3630         * graphite-scop-detection.c (is_simple_operand): Do handle
3631         REALPART_EXPR.
3632
3633 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3634
3635         * graphite-scop-detection.c (is_simple_operand): Do not handle
3636         REALPART_EXPR.
3637         * gcc.dg/graphite/id-2.c: New.
3638
3639         * graphite-sese-to-poly.c (build_bb_loops,
3640         add_value_to_dim, scan_tree_for_params_right_scev,
3641         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3642         find_params_in_bb, build_loop_iteration_domains,
3643         add_conditions_to_domain): Remove subtract.
3644
3645 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3646
3647         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3648         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3649         pbb_loop_at_index -> gbb_loop_at_index.
3650         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3651         (debug_loop_vec): Delete.
3652         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3653         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
3654         (PBB_LOOPS): Removed.
3655         (PBB_BLACK_BOX): Insert cast.
3656         (pbb_set_black_box): New setter.
3657         (pbb_loop_at_index, pbb_loop_index): Removed.
3658         (scop_set_region, scop_set_nb_params): New.
3659         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3660         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3661         (build_poly_scop): Use scop_set_nb_params.
3662         * sese.h (gimple_bb): Add LOOPS.
3663         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3664
3665 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3666
3667         Revert previous commit.
3668
3669 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3670
3671         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3672         (register_old_and_new_names): Update the content of the map.
3673         When there was already a rename_map_elt in the map at that
3674         location, free it.
3675         (copy_bb_and_scalar_dependences): Do rename_variables after
3676         expand_scalar_variables.
3677         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3678         of the map.  When there was already a rename_map_elt in the
3679         map at that location, free it.
3680         (translate_clast): Pass the rename_map.  Do not initialize and free
3681         a rename_map per stmt_user.
3682         (gloog): Initialize and free one rename_map and pass it to
3683         translate_clast.
3684
3685 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3686
3687         Remove forgotten line in revert.
3688
3689 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3690
3691         Revert previous commit.
3692
3693 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3694
3695         * sese.c (register_old_and_new_names): Update the content
3696         of the map.  When there was already a rename_map_elt in the
3697         map at that location, free it.
3698         (copy_bb_and_scalar_dependences): Do rename_variables after
3699         expand_scalar_variables.
3700         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3701         of the map.  When there was already a rename_map_elt in the
3702         map at that location, free it.
3703         (translate_clast): Pass the rename_map.  Do not initialize and free
3704         a rename_map per stmt_user.
3705         (gloog): Initialize and free one rename_map and pass it to
3706         translate_clast.
3707
3708 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3709
3710         * graphite-clast-to-gimple.c (translate_clast): context_loop
3711         is never NULL.
3712
3713 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3714             Sebastian Pop  <sebastian.pop@amd.com>
3715
3716         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3717         of the use of ppl_Polyhedron_map_space_dimensions.
3718
3719 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3720             Sebastian Pop  <sebastian.pop@amd.com>
3721
3722         * graphite-poly.c (unify_scattering_dimensions): Fix types.
3723         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3724         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3725         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3726         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3727         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3728         pbb_nb_params): New.
3729         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3730         nb_loops_around_pbb): Adapt return types.
3731
3732 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3733
3734         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3735         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3736         graphite-scop-detection.o, graphite-poly.o): Add
3737         more headers.
3738
3739 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3740
3741         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3742         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3743         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3744
3745 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3746
3747         * gcc.dg/graphite/pr37485.c: Remove -floop-block
3748         * gcc.dg/graphite/pr37828.c: Same.
3749         * gcc.dg/graphite/pr37684.c: Same.
3750         * gcc.dg/graphite/block-0.c: Same.
3751         * gcc.dg/graphite/block-1.c: Same.
3752         * gcc.dg/graphite/block-2.c: Same.
3753         * gcc.dg/graphite/block-3.c: Same.
3754         * gcc.dg/graphite/block-4.c: Same.
3755         * gcc.dg/graphite/block-5.c: Same.
3756         * gcc.dg/graphite/block-6.c: Same.
3757         * gfortran.dg/graphite/pr38083.f90: Same.
3758         * gfortran.dg/graphite/block-1.f90: Same.
3759         * gfortran.dg/graphite/block-3.f90: Same.
3760         * gfortran.dg/graphite/pr37852.f90: Same.
3761         * gfortran.dg/graphite/block-4.f90: Same.
3762         * gfortran.dg/graphite/pr37980.f90: Same.
3763         * gfortran.dg/graphite/pr38953.f90: Same.
3764         * gfortran.dg/graphite/pr37857.f90: Same.
3765         * opts.c: Remove -floop-block from -O2.
3766         * graphite-poly.c: Fail if -floop-block -floop-interchange or
3767         -floop-strip-mine are used.
3768
3769 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3770             Sebastian Pop  <sebastian.pop@amd.com>
3771
3772         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3773         dimensions.
3774         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3775         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3776         strip_mine_profitable_p, is_interchange_valid,
3777         graphite_trans_bb_block, graphite_trans_loop_block,
3778         graphite_trans_scop_block): Temporary removed.
3779         (extend_scattering, unify_scattering_dimensions): New.
3780         (print_scattering_function, graphite_read_transforms):
3781         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3782         (graphite_generate_scattering_fns): Removed.
3783         (apply_poly_transforms): Cleanup.
3784         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3785         (schedule_to_scattering): Moved.
3786         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3787         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3788         (pbb_nb_scattering): New.
3789         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3790         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3791         Removed.
3792         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3793         shift_poly.
3794         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3795         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3796         -> PBB_TRANSFORMED_SCATTERING.
3797         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3798         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3799         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3800         (check_poly_representation): Do not return bool.
3801         (graphite_transform_loops): Reformat.
3802         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3803
3804 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
3805
3806         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3807         debug_pbb_domain, debug_pbb, debug_scop): New.
3808         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3809         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3810
3811 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3812
3813         PR middle-end/39335
3814         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3815         when the type precision of the induction variable should be
3816         larger than the type precision of nit.
3817         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3818         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3819         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3820
3821         * gcc.dg/graphite/pr39335_1.c: New.
3822         * gcc.dg/graphite/pr39335.c: New.
3823
3824 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3825
3826         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3827         SSA_NAMES not struct reduction_info.
3828
3829 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3830
3831         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3832
3833 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3834             Tobias Grosser  <grosser@fim.uni-passau.de>
3835
3836         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3837         (free_sese): Free SESE_REDUCTION_LIST.
3838         * sese.h (struct sese): Add field reduction_list.
3839         (SESE_REDUCTION_LIST): New.
3840         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3841         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3842
3843 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3844             Tobias Grosser  <grosser@fim.uni-passau.de>
3845
3846         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3847         of loop_p.
3848
3849 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3850             Tobias Grosser  <grosser@fim.uni-passau.de>
3851
3852         * tree-parloops.c (struct brli, build_reduction_list_info,
3853         analyze_reduction_list, gather_scalar_reductions): New.
3854         (loop_parallel_p): Build a reduction list containing only
3855         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3856         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3857         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3858         * tree-flow.h (gather_scalar_reductions): Declared.
3859
3860 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3861
3862         PR middle-end/39308
3863         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3864         number_of_iterations_exit from a gcc_assert.
3865
3866 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3867             Jan Sjodin  <jan.sjodin@amd.com>
3868
3869         * output.h (graphite_out_file, graphite_in_file): Declared.
3870         * toplev.c (graphite_out_file, graphite_in_file): New.
3871         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3872         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3873         Don't call schedule_to_scattering.
3874         * common.opt (fgraphite-write, fgraphite-read): New.
3875         * graphite-poly.c: Include output.h.
3876         (print_scattering_function, print_scattering_functions,
3877         debug_scattering_function, debug_scattering_functions,
3878         graphite_write_transforms, graphite_read_transforms,
3879         graphite_generate_scattering_fns): New.
3880         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3881         Call graphite_generate_scattering_fns, graphite_write_transforms,
3882         graphite_read_transforms.
3883         (new_poly_bb): Initialize PBB_SCATTERING.
3884         (free_poly_bb): Free PBB_SCATTERING.
3885         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3886         * graphite-poly.h (struct poly_bb): Add field scattering.
3887         (PBB_SCATTERING): New.
3888         (print_scattering_function, print_scattering_functions,
3889         debug_scattering_function, debug_scattering_functions): Declared.
3890         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3891         GMP values, not integers!
3892         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3893         ppl_read_polyhedron_matrix): New.
3894         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3895         debug_ppl_polyhedron_matrix,
3896         ppl_read_polyhedron_matrix): Declared.
3897         * Makefile.in (graphite-poly.o): Depends on output.h.
3898
3899 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3900             Tobias Grosser  <grosser@fim.uni-passau.de>
3901
3902         Revert this change:
3903         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3904         scalar evolutions in the scop_entry->loop_father.
3905
3906 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3907             Tobias Grosser  <grosser@fim.uni-passau.de>
3908
3909         * graphite.h (ref_nb_loops): Remove declaration.
3910         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3911         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3912         debug_gbb): Moved to sese.h.
3913         * sese.h: As said.
3914
3915 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3916             Tobias Grosser  <grosser@fim.uni-passau.de>
3917
3918         * graphite-data-ref.[ch]: Disable.
3919
3920 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3921             Tobias Grosser  <grosser@fim.uni-passau.de>
3922
3923         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3924         scalar evolutions in the scop_entry->loop_father.
3925
3926 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3927
3928         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3929         (graphite_cannot_represent_loop_niter): Renamed
3930         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3931         (limit_scops): build_sese_loop_nests does not return a bool.
3932         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3933         * sese.c (nb_reductions_in_loop): ... from here.
3934         (graphite_loop_normal_form): ... from here.
3935         (sese_record_loop): Does not fail, so does not return a bool.
3936         (build_sese_loop_nests): Same.
3937         * sese.h (build_sese_loop_nests): Update declaration.
3938         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3939         (build_graphite_loop_normal_form): New.
3940         (gloog): Call build_graphite_loop_normal_form.
3941         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3942         build_sese_loop_nests.
3943
3944         * gcc.dg/graphite/id-1.c: New.
3945
3946 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3947             Tobias Grosser  <grosser@fim.uni-passau.de>
3948
3949         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3950         The SCoP detection fix is sufficient.
3951
3952 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3953
3954         PR tree-optimization/39260
3955         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3956         the basic block contains a condition with a real type.
3957         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3958
3959         * gcc.dg/graphite/pr39260.c: New.
3960
3961 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3962
3963         * graphite-poly.c: Inlcude params.h.
3964         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3965         the size of a tile.
3966         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3967         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3968
3969 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3970             Tobias Grosser  <grosser@fim.uni-passau.de>
3971
3972         * graphite-scop-detection.c (dot_all_scops_1,
3973         dot_all_scops): Moved here.
3974         * graphite-scop-detection.h (dot_all_scops): Declared here.
3975       &n