1 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
3 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
5 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
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.
12 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
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.
19 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
21 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
22 * graphite-sese-to-poly.h (build_poly_scop): Same.
24 2010-03-09 Sebastian Pop <sebastian.pop@amd.com>
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.
32 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
34 * graphite-sese-to-poly.c (add_param_constraints): Use
35 lower_bound_in_type and upper_bound_in_type.
37 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
39 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
40 instead of unsigned_type_node.
42 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
43 Reza Yazdani <reza.yazdani@amd.com>
46 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
47 on pointer type parameters.
49 * gcc.dg/graphite/run-id-4.c: New.
51 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
54 * gcc.dg/graphite/run-id-3.c: New.
56 2010-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
57 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
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.
66 2010-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
68 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
69 code generation with gloog_error.
71 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
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.
78 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
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.
84 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
86 * graphite-dependences.c (map_into_dep_poly): Removed.
87 (dependence_polyhedron_1): Use combine_context_id_scat.
89 2010-03-04 Sebastian Pop <sebastian.pop@amd.com>
91 * graphite-poly.h (struct poly_scattering): Add layout documentation.
92 (struct poly_bb): Same.
93 (combine_context_id_scat): New.
95 2010-03-02 Sebastian Pop <sebastian.pop@amd.com>
98 * sese.c (name_defined_in_loop_p): Return false for default
101 * gcc.dg/graphite/pr42326.c: New.
103 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
105 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
106 and clean up the logic.
108 2010-02-23 Sebastian Pop <sebastian.pop@amd.com>
110 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
113 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
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.
123 * gcc.dg/graphite/pr43083.c: New.
125 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
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.
131 * gfortran.dg/graphite/pr43097.f: New.
133 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
134 Manuel López-Ibáñez <manu@gcc.gnu.org>
137 * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
139 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
142 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
144 * g++.dg/graphite/pr43026.C: New.
146 2010-02-13 Tobias Grosser <grosser@fim.uni-passau.de>
148 * Merge from mainline (154736:156693).
150 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
153 * gcc.dg/graphite/pr43012.c: New.
155 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
157 * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
158 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
160 * g++.dg/graphite/pr42930.C: New.
162 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
165 * graphite-scop-detection.c (graphite_can_represent_scev): Call
166 graphite_can_represent_init for MULT_EXPR.
168 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
172 * graphite-sese-to-poly.c (remove_phi): New.
173 (translate_scalar_reduction_to_array): Call remove_phi.
175 * gcc.dg/graphite/pr42530.c: New.
176 * gcc.dg/graphite/pr42914.c: New.
178 2010-02-10 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
195 * gcc.dg/graphite/pr42771.c: New.
197 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
199 * gcc.dg/graphite/block-0.c: Call abort for runtime test. Always
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.
222 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
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.
229 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
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.
237 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
239 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
241 2010-02-05 Sebastian Pop <sebastian.pop@amd.com>
242 Konrad Trifunovic <konrad.trifunovic@inria.fr>
245 * graphite-dependences.c (build_lexicographical_constraint): Return
246 a union of dependence polyhedra.
247 (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
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.
258 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
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.
268 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
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.
279 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
313 2010-02-03 Sebastian Pop <sebastian.pop@amd.com>
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.
341 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
343 * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
346 2010-01-22 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
348 * common.opt: Add -fgraphite-cloog-opts.
349 * graphite-clast-to-gimple.c (set_cloog_options): Same.
350 * opts.c (decode_options): Same.
352 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
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.
359 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
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.
369 * gcc.dg/graphite/interchange-12.c: New.
370 * gcc.dg/graphite/block-7.c: New.
372 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
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.
382 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
384 * graphite-dependences.c (lexicographically_gt_p): Add comments.
385 (build_lexicographically_gt_constraint): Same.
386 (dependence_polyhedron_1): Same.
387 (dependence_polyhedron): Same.
389 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
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.
402 2010-01-20 Sebastian Pop <sebastian.pop@amd.com>
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.
412 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
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.
425 * g++.dg/graphite/pr42681.C: New.
427 2010-01-14 Sebastian Pop <sebastian.pop@amd.com>
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.
441 * gfortran.dg/graphite/pr42732.f: New.
443 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
457 2010-01-08 Sebastian Pop <sebastian.pop@amd.com>
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.
463 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
466 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
467 the array indexing of ADDR_EXPRs.
469 * gcc.dg/graphite/pr42221.c: New.
471 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
474 * graphite.c (graphite_finalize): Call scev_reset.
475 (graphite_transform_loops): Do not call scev_reset between the code
478 * gcc.dg/graphite/pr42521.c: New.
480 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
482 * graphite-interchange.c (memory_stride_in_loop): Renamed
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
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.
493 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
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.
501 2010-01-07 Sebastian Pop <sebastian.pop@amd.com>
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.
508 2010-01-07 Richard Guenther <rguenther@suse.de>
510 PR tree-optimization/42641
511 * sese.c (rename_map_elt_info): Use the SSA name version, do
514 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
516 * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
517 blocked" only when both the strip mine and the interchange have
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.
526 2010-01-06 Sebastian Pop <sebastian.pop@amd.com>
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.
537 2010-01-05 Sebastian Pop <sebastian.pop@amd.com>
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
545 (lst_interchange_select_outer): Apply interchange on the outer loop
546 until there are no more changes in the inner loops.
548 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
550 Revert patch fixing PR middle-end/42221.
552 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
555 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
558 * gfortran.dg/graphite/pr42180.f90: Add compile flags.
560 2009-12-18 Sebastian Pop <sebastian.pop@amd.com>
563 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
564 that contain only one statement.
566 * gfortran.dg/graphite/pr42180.f90: New.
568 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
571 * gfortran.dg/graphite/pr42393.f90: New.
573 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
576 * gfortran.dg/graphite/pr42186.f90: New.
578 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
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.
585 * gcc.dg/graphite/pr42205-1.c: New.
586 * gcc.dg/graphite/pr42205-2.c: New.
588 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
591 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
592 the array indexing of ADDR_EXPRs.
594 * gcc.dg/graphite/pr42221.c: New.
596 2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
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.
605 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
624 2009-12-15 Sebastian Pop <sebastian.pop@amd.com>
628 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
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.
635 (scop_do_interchange): Update use of lst_interchange_select_outer.
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.
642 2009-12-14 Sebastian Pop <sebastian.pop@amd.com>
645 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
646 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
648 * gfortran.dg/graphite/pr42181.f90: New.
650 2009-12-12 Sebastian Pop <sebpop@gmail.com>
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.
659 * gcc.dg/graphite/pr42284.c: New.
661 2009-12-11 Alexander Monakov <amonakov@ispras.ru>
663 * dbgcnt.def (graphite_scop): New counter.
664 * graphite.c: Include dbgcnt.h
665 (graphite_transform_loops): Use new counter to limit transformations.
667 2009-12-08 Sebastian Pop <sebpop@gmail.com>
670 * graphite-scop-detection.c (graphite_can_represent_init): Also
671 handle more complex MULT_EXPRs containing parameters by recursion
674 * gfortran.dg/graphite/pr42285.f90: New.
676 2009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
678 * g++.dg/graphite/pr42130.C: Fix type.
680 2009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
682 * g++.dg/graphite/pr42130.C: Correct testcase.
684 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
686 * Merge from mainline (154493:154734).
688 2009-11-28 Tobias Grosser <grosser@fim.uni-passau.de>
690 * Merge from mainline (151362:154491).
692 2009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
694 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
695 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
697 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
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.
707 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
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.
713 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
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.
720 2009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
722 * graphite-clast-to-gimple.c (translate_clast_user,
723 translate_clast_for, translate_clast_guard): Split out of
726 2009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
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.
750 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
772 2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
774 Revert patch from 2009-09-14.
775 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
776 passes at -O1 and below.
778 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
781 * gcc.dg/graphite/pr40281.c: New.
783 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
784 evolutions should not variate in inner loops.
786 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
789 * gfortran.dg/graphite/pr42050.f90: New.
791 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
793 * graphite-interchange.c (memory_strides_in_loop_depth): New.
794 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
796 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
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.
802 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
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
811 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
813 Reverted the patch for "scattering permutations" from 2009-10-28.
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.
831 2009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
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.
838 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
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.
846 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
848 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
849 for the loops created by the loop distribution. Do not modify the
851 (lst_try_interchange_loops): Same. Use a temporary LST for the
852 transformed schedule. Call lst_update_scattering before data
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.
862 (lst_find_first_pbb): Return NULL when not found.
864 (lst_insert_in_sequence): Allow LST1 to be NULL.
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.
871 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
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.
898 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
900 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
903 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
905 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
907 2009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
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.
925 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
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.
937 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
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.
949 2009-10-26 Li Feng <nemokingdom@gmail.com>
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.
956 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
958 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
959 * cfgloop.h (struct loop): New field single_iv.
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.
974 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
976 * g++.dg/graphite/graphite.exp: Add the same rules as in
977 gcc.dg/graphite/graphite.exp.
979 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
981 * g++.dg/graphite/id-1.C: New.
983 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
985 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
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.
992 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
994 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
997 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
999 * graphite-sese-to-poly.c (dump_alias_graphs): New.
1000 (build_scop_drs): Call dump_alias_graphs.
1002 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
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.
1012 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
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.
1021 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
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
1030 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1032 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1033 all_components_are_cliques to 1.
1035 2009-10-20 Li Feng <nemokingdom@gmail.com>
1037 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
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.
1049 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1051 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1053 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
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.
1060 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
1062 * g++.dg/graphite/pr41305.C: New.
1064 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
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.
1070 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1072 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1075 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1077 * graphite-dependences.c (dependence_polyhedron_1): Remove
1078 unused gdim dimensions from the DDR polyhedron.
1080 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
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.
1091 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
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.
1097 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1099 * gfortran.dg/graphite/interchange-3.f90: New.
1101 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1103 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1105 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1107 * graphite-dependences.c (dependence_polyhedron_1): Add the
1108 context to the dependence polyhedron.
1110 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1112 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1113 PBB_PDR_DUPLICATES_REMOVED.
1114 (new_poly_bb): Same.
1116 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1118 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
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.
1125 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
1127 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1128 * graphite-ppl.h (graphite-ppl.h): Declared.
1130 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
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.
1137 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-interchange.c: Fix comments.
1140 * gcc.dg/graphite/block-1.c: Fix comments.
1142 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1144 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1145 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1147 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
1149 Reapply the patch from Alexander Monakov that disappeared during
1150 the last merges from trunk.
1152 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
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.
1157 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
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.
1163 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1165 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1167 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1169 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
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
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.
1178 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1180 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1182 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1184 * doc/passes.texi: Document the Graphite infrastructure.
1186 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
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.
1192 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1194 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
1196 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1198 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1200 * gcc.dg/graphite/interchange-11.c: New.
1202 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1204 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1206 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
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.
1214 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
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.
1227 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1229 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1231 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1232 Sebastian Pop <sebastian.pop@amd.com>
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
1239 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1240 not the psct_iterator_dim.
1242 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
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.
1251 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
1253 * graphite-poly.c (loop_to_lst): Fix LST creation.
1255 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1257 * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1258 sizeof(unsigned long) to make it run on 32bit systems.
1260 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
1262 * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1265 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1267 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
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.
1276 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1278 * gfortran.dg/graphite/interchange-1.f: XFail.
1280 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1282 * graphite.c (graphite_initialize): Do not handle functions with
1283 more than 100 basic blocks.
1285 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1287 * graphite-blocking.c (pbb_do_strip_mine): Use
1288 PARAM_LOOP_BLOCK_TILE_SIZE.
1290 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1292 * graphite-poly.c (dot_lst_1): New.
1294 * graphite-poly.h (dot_lst): Declared.
1296 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
1298 * graphite-dependences.c (dot_deps_stmt_1): New.
1299 (dot_deps_stmt): New.
1300 * graphite-dependences.h (dot_deps_stmt): Declared.
1302 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
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.
1308 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
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
1316 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1318 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1321 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1323 * graphite-poly.h (lst_find_pbb): New.
1324 (find_lst_loop): New.
1326 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
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.
1332 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
1334 * graphite-poly.h (copy_lst): Do full copy of LST.
1336 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
1338 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1339 when the loop stride is zero.
1341 * gcc.dg/graphite/id-16.c: New.
1343 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
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.
1357 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1359 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1360 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1362 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
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.
1372 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
1374 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1375 SCOP_TRANSFORMED_SCHEDULE.
1380 * graphite-poly.h (lst_p): New.
1383 (LST_LOOP_FATHER): New.
1386 (scop_to_lst): Declared.
1387 (print_lst): Declared.
1388 (debug_lst): Declared.
1389 (new_lst_loop): New.
1390 (new_lst_stmt): 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.
1399 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
1441 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1443 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1446 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
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.
1454 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
1456 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1457 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1460 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
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.
1466 * graphite-poly.h (pbb_loop): New.
1467 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1469 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
1471 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1473 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
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.
1481 2009-09-26 Li Feng <nemokingdom@gmail.com>
1483 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1484 the alias graph of data references.
1486 2009-09-25 Li Feng <nemokingdom@gmail.com>
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.
1492 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1494 * Merge from mainline (151310:151361).
1496 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1498 * Merge from mainline (151171:151310).
1500 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1502 * Merge from mainline (151171:151806).
1504 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1506 * Revert the last commit.
1508 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
1510 * Merge from mainline (151171:151819).
1512 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
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.
1518 2009-09-17 David Edelsohn <edelsohn@gnu.org>
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.
1526 2009-09-17 Li Feng <nemokingdom@gmail.com>
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.
1547 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
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.
1552 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
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.
1559 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1561 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1562 passes at -O1 and below.
1564 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
1585 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
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.
1591 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
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.
1601 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1603 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1604 to pass as parameters the operands of the binary expression.
1606 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1608 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1609 instantiate_scev_not. Handle NEGATE_EXPR.
1610 (instantiate_scev_r): Handle NEGATE_EXPR.
1612 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1614 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1616 (instantiate_scev_r): Move code in instantiate_scev_2
1617 and instantiate_scev_1.
1619 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1621 * tree-scalar-evolution.c (instantiate_scev_3): New.
1622 (instantiate_scev_1): Move code in instantiate_scev_3.
1624 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1626 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1627 (instantiate_scev_1): Move code in instantiate_scev_poly.
1629 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1631 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1632 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1634 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1636 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1637 (instantiate_scev_1): Move code in instantiate_scev_convert.
1639 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1641 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1642 (instantiate_scev_1): Move code in instantiate_scev_binary.
1644 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1646 * tree-scalar-evolution.c (instantiate_scev_name): New.
1647 (instantiate_scev_1): Move code in instantiate_scev_name.
1649 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1651 * Merge from mainline (150992:151171).
1653 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1655 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1657 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
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.
1670 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
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.
1680 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1682 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
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.
1689 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1695 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
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.
1702 (pdr_may_write_p): New.
1704 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
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.
1711 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1712 Sebastian Pop <sebastian.pop@amd.com>
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.
1729 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
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.
1737 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1739 * graphite-dependences.c (pddr_original_scattering): New.
1740 (graphite_legal_transform_dr): Call pddr_original_scattering.
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.
1749 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1751 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1753 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1754 not delete the original dependence relation.
1756 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1759 the computation of symmetric data dependence relations.
1760 (dependency_between_pbbs_p): Same.
1762 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
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.
1786 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1788 * Merge from mainline (150764:150992).
1790 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
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.
1796 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1798 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1799 (graphite_legal_transform_bb): Same.
1800 (poly_drs_may_alias_p): Same.
1802 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1805 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1806 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1808 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1810 * graphite-poly.c (print_pbb): Print PBB index.
1812 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1814 * Merge from mainline (r150672:150764).
1816 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
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.
1823 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1825 * Merge from mainline (r150372:150672).
1827 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1830 * sese.c (convert_for_phi_arg): New.
1831 (add_guard_exit_phis): Use convert_for_phi_arg.
1833 * gfortran.dg/graphite/id-17.f: New.
1835 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1837 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1838 unknown subscript upper bounds.
1840 * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1842 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1843 Pranav Garg <pranav.garg2107@gmail.com>
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.
1853 * gcc.dg/graphite/interchange-6.c: XFAILed.
1855 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
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.
1864 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
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
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.
1881 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1883 * graphite-interchange.c (compute_array_size): Remove use of
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
1892 (build_poly_dr): Same.
1894 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1896 * gcc.dg/graphite/interchange-9.c: New.
1898 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1899 Sebastian Pop <sebastian.pop@amd.com>
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
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.
1912 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
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
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.
1942 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1944 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1947 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
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
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.
1961 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
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.
1969 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1971 * Merge from mainline (r149952:150372).
1973 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
1986 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
2014 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
2027 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
2033 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
2043 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
2045 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2047 (rename_variables): Keep inserting renames after the ones already
2050 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
2057 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
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.
2068 2009-07-24 Li Feng <nemokingdom@gmail.com>
2070 * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2073 2009-07-24 Li Feng <nemokingdom@gmail.com>
2074 Tobias Grosser <grosser@fim.uni-passau.de>
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.
2084 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2086 * Makefile.in (lambda-code.o): Fix formatting.
2088 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
2090 * Merge from mainline (r149350-149952)
2092 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2094 * graphite-poly.c (apply_poly_transforms): Move strip_mine
2095 before interchange to prepare for loop blocking.
2097 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
2099 * graphite-poly.c (apply_poly_transforms): Add checks after every
2101 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2102 done in apply_poly_transforms.
2104 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
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.
2111 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2113 * graphite.c (graphite_finalize): Fix comment.
2114 (graphite_transform_loops): Reset scev info after code generation
2117 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2119 * graphite.c (graphite_finalize): Call scev_reset.
2121 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
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.
2128 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
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.
2137 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
2139 * gcc.dg/graphite/id-14.c: New.
2140 * gcc.dg/graphite/pr40157.c: New.
2141 * gfortran.dg/graphite/id-11.f: New.
2143 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
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.
2149 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
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.
2157 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
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.
2181 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
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.
2197 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
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.
2205 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
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.
2211 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2214 redundant constraint.
2216 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
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.
2235 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
2237 * sese.c (expand_scalar_variables_call): New.
2238 (expand_scalar_variables_ssa_name): Handle calls in expander.
2240 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
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.
2248 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
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.
2255 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2257 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2260 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2262 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2264 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
2266 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2268 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2270 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2271 building PDR subscripts.
2273 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2275 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2276 computation of array sizes.
2278 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
2280 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2282 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
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
2312 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2314 * gcc.dg/graphite/graphite.exp: Added a rule to execute
2316 * gcc.dg/graphite/run-id-1.c: New.
2318 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2320 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2321 positivity constraint on the symbolic number of iterations.
2323 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2325 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2327 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
2328 Tobias Grosser <grosser@fim.uni-passau.de>
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.
2344 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
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.
2355 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
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.
2361 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
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.
2367 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
2369 * tree-parloops.c (analyze_reduction_list): Remove unused variable
2372 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
2374 * tree-parloops.c (analyze_reduction_list): Change return
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.
2381 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
2383 * Merge from mainline (r148296:149346)
2385 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
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
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.
2396 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
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
2413 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2416 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
2418 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2419 TREE_DATA_REF_H also implies SCEV_H.
2421 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
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.
2428 2009-07-07 Li Feng <nemokingdom@gmail.com>
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.
2437 2009-07-07 Li Feng <nemokingdom@gmail.com>
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.
2448 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
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.
2455 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
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.
2462 2009-07-06 Li Feng <nemokingdom@gmail.com>
2464 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2465 Added flag -fno-loop-strip-mine for autopar testcase.
2467 2009-07-04 Li Feng <nemokingdom@gmail.com>
2469 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2470 transformed scattering dimension instead of unmatch orignal when
2471 calling dependence_polyhedron.
2473 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2475 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2477 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
2479 * graphite-poly.c (pbb_number_of_iterations): Check for returned
2480 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2482 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
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.
2490 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
2492 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2493 last commit on type of lower and upper bound of loops.
2495 2009-06-29 Li Feng <nemokingdom@gmail.com>
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.
2524 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2526 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2527 type of lower and upper bound of loops signed long int.
2529 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2531 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2532 expression outside the loop.
2534 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2536 * gcc.dg/graphite/interchange-8.c: New.
2538 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2540 * gcc.dg/graphite/interchange-0.c: XFailed.
2541 * gcc.dg/graphite/interchange-5.c: XFailed.
2542 * gcc.dg/graphite/interchange-6.c: XFailed.
2544 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2546 * graphite-interchange.c (compute_array_size_poly): The end of the
2547 recursion should return 1.
2549 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
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
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.
2565 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
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.
2572 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
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.
2578 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2579 Li Feng <nemokingdom@gmail.com>
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
2587 * graphite-dependences.h: New.
2588 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2590 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
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.
2597 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2599 * graphite-poly.c (extend_scattering): Increment
2600 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2602 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
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.
2608 2009-06-24 Li Feng <nemokingdom@gmail.com>
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.
2616 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2618 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2619 only when the use verifies is_gimple_reg.
2621 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2623 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2624 Allocate scaldims after call to unify_scattering_dimensions.
2626 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2628 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2630 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2631 Albert Cohen <albert.cohen@inria.fr>
2633 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2634 variables for the strip mining.
2636 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2637 Pranav Garg <pranav.garg2107@gmail.com>
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.
2652 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2654 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2655 a GMP value and a PPL coefficient at each iteration of a loop.
2657 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
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.
2686 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
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.
2692 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
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.
2704 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2706 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2708 * sese.c (sese_reset_aux_in_loops): New.
2709 * sese.h (sese_reset_aux_in_loops): New.
2711 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
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.
2718 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
2732 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2734 * graphite-poly.c (print_scattering_function): Also print the layout.
2735 * graphite-poly.h (pbb_nb_local_vars): New.
2737 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2739 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2741 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2743 * graphite-poly.c (print_pdr, debug_pdr): New.
2744 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2745 (PDR_BASE): Removed.
2747 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2749 * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2752 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
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.
2762 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2764 * graphite-interchange.c (interchange_profitable_p): Renamed
2765 pbb_interchange_profitable_p.
2767 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2768 Harsha Jagasia <harsha.jagasia@amd.com>
2769 Pranav Garg <pranav.garg2107@gmail.com>
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.
2780 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
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.
2789 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2791 * graphite.c: Cleanup foo.
2793 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2795 * Merge from mainline (r143684:148293).
2796 * Disabled libpcp until it gets fixed.
2798 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2799 Harsha Jagasia <harsha.jagasia@amd.com>
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.
2806 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2808 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2809 * graphite-poly.h: Fix some comments.
2813 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
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.
2829 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
2846 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
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.
2852 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2854 * graphite-poly.c (extend_scattering): Free values.
2855 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
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.
2864 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
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.
2875 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
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.
2881 2009-05-17 Li Feng <nemokingdom@gmail.com>
2883 * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2884 Cover all the testcases (not only the filtered ones).
2886 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
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).
2893 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
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.
2903 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
2940 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
2956 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
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.
2994 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2996 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2997 Call clast_name_to_index.
2999 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
3010 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
3012 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3014 Call save_clast_name_index.
3015 (translate_clast): Pass newivs_index.
3016 (gloog): Create and free newivs_index.
3018 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
3038 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
3046 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
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.
3052 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
3054 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3055 scev with parameters in the base part. They where forbidden
3058 2009-05-11 Li Feng <nemokingdom@gmail.com>
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.
3067 2009-05-08 Li Feng <nemokingdom@gmail.com>
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.
3074 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
3076 * graphite-scop-detection (build_scops_1): Fix little bug introduced
3079 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
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
3089 (try_generate_gimple_bb): Cleanup.
3090 (build_scops): Enable data references.
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.
3097 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3099 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3100 that we have not yet built for this SCoP.
3102 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3104 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3105 for complex numbers.
3107 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
3109 * graphite-ppl.c: Fix build if cloog is not available.
3111 2009-05-04 Li Feng <nemokingdom@gmail.com>
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.
3120 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3122 * gcc.dg/graphite/id-6.c: Update testcase.
3123 * gcc.dg/graphite/scop-3.c: Dito.
3125 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
3127 * graphite-scop-detection.c (stmt_simple_for_scop_p):
3128 Enable EQ_EXPR and NE_EXPR again.
3130 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
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
3137 * gcc.dg/graphite/id-7.c: New.
3139 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
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
3144 (build_poly_scop): Add newline.
3145 * gcc.dg/graphite/id-8.c: New.
3147 2009-04-30 Li Feng <nemokingdom@gmail.com>
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
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
3161 2009-04-30 Li Feng <nemokingdom@gmail.com>
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
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.
3177 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3179 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3180 allow non constant strides.
3181 * gcc.dg/graphite/scop-20.c: New.
3183 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3185 * graphite-scop-detection.c (dot_all_scops): Fix system call
3186 return value warning.
3189 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3191 * gcc.dg/graphite/id-6.c: Fix pattern.
3192 * gcc.dg/graphite/scop-3.c: Same.
3194 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
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.
3207 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3209 * graphite-poly.h (pbb_nb_scattering_dims): New.
3210 (pbb_nb_scattering): Use it.
3212 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
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.
3218 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3220 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3222 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3224 * graphite-poly.h: Fix comment.
3226 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
3228 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3230 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
3232 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3235 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
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
3241 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
3243 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3244 handle EQ_EXPR and NE_EXPR.
3246 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
3248 * graphite-poly.h (poly_dr): Fix comment.
3250 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3251 Tobias Grosser <grosser@fim.uni-passau.de>
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
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.
3262 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
3263 Tobias Grosser <grosser@fim.uni-passau.de>
3265 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3266 add_condition_to_domain not GT_EXPR.
3268 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3276 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
3278 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3279 handle abnormal edges.
3281 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
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
3291 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3293 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3294 names into more meaningful names.
3296 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3298 * gfortran.dg/graphite/interchange-1.c: New.
3299 * gfortran.dg/graphite/interchange-2.c: New.
3301 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3303 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3305 * tree-parloops.c (rewrite_phi_with_iv): New.
3306 (rewrite_all_phi_nodes_with_iv): New.
3307 (canonicalize_loop_ivs): Call them.
3309 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
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.
3316 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3318 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3320 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
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.
3333 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
3335 * graphite-scop-detection.c (limit_scops): Deal only with single exit
3338 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
3340 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_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.
3348 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3365 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
3367 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3369 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
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
3379 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
3380 Sebastian Pop <sebastian.pop@amd.com>
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.
3388 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3389 Tobias Grosser <grosser@fim.uni-passau.de>
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
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.
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
3438 (canonicalize_loop_closed_ssa): New.
3439 (canonicalize_loop_closed_ssa_form): New.
3440 (build_scops): Call canonicalize_loop_closed_ssa_form.
3442 * graphite-sese-to-poly.c: Fix typos.
3444 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
3446 * graphite-poly.c (print_scattering_function, print_pbb_domain):
3448 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
3449 (print_pbb): Add conditions.
3451 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
3452 Sebastian Pop <sebastian.pop@amd.com>
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.
3460 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3462 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
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).
3471 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
3473 * tree-ssa-loop.c: Include forgotten toplev.h
3475 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
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
3489 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3498 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
3499 Sebastian Pop <sebastian.pop@amd.com>
3501 * graphite-scop-detection.c (struct scopdet_info): Rename last
3503 (scopdet_basic_block_info, build_scops_1): Don't use
3504 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
3506 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
3507 Sebastian Pop <sebastian.pop@amd.com>
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
3520 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
3522 * sese.h (sese): Remove num_ver and livein.
3523 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
3525 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
3527 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
3529 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3535 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3537 * sese.c (get_new_name_from_old_name): Renamed get_rename.
3538 (register_old_and_new_names): Renamed set_rename.
3540 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3542 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
3543 of the decl from the previous commit.
3545 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3547 * graphite-scop-detection.c (dot_scop): New.
3548 * graphite-scop-detection.h (dot_scop): Declared.
3550 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3552 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
3554 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
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
3564 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
3566 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
3568 Reverted the patch from 2009-03-19.
3570 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3572 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
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.
3584 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3586 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3587 once per basic block.
3589 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3591 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3592 (graphite_can_represent_expr): Renamed from loop_affine_expr
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 ...
3599 * tree-data-ref.c (stmt_simple_memref_p): here.
3600 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3602 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3604 * gcc.dg/graphite/id-4.c: New.
3606 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
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
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
3622 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3624 * sese.c (expand_scalar_variables_stmt,
3625 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
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
3633 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3635 * graphite-scop-detection.c (is_simple_operand): Do not handle
3637 * gcc.dg/graphite/id-2.c: New.
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.
3645 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3665 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3667 Revert previous commit.
3669 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
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
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
3685 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3687 Remove forgotten line in revert.
3689 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3691 Revert previous commit.
3693 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
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
3708 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3710 * graphite-clast-to-gimple.c (translate_clast): context_loop
3713 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3714 Sebastian Pop <sebastian.pop@amd.com>
3716 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3717 of the use of ppl_Polyhedron_map_space_dimensions.
3719 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3720 Sebastian Pop <sebastian.pop@amd.com>
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.
3732 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
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
3739 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3745 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3769 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3770 Sebastian Pop <sebastian.pop@amd.com>
3772 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
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):
3792 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
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.
3804 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
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.
3811 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
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.
3821 * gcc.dg/graphite/pr39335_1.c: New.
3822 * gcc.dg/graphite/pr39335.c: New.
3824 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3826 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3827 SSA_NAMES not struct reduction_info.
3829 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3831 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3833 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3834 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3843 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3844 Tobias Grosser <grosser@fim.uni-passau.de>
3846 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3849 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3850 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3860 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3863 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3864 number_of_iterations_exit from a gcc_assert.
3866 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3867 Jan Sjodin <jan.sjodin@amd.com>
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.
3899 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3900 Tobias Grosser <grosser@fim.uni-passau.de>
3903 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3904 scalar evolutions in the scop_entry->loop_father.
3906 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3907 Tobias Grosser <grosser@fim.uni-passau.de>
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.
3915 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3916 Tobias Grosser <grosser@fim.uni-passau.de>
3918 * graphite-data-ref.[ch]: Disable.
3920 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3921 Tobias Grosser <grosser@fim.uni-passau.de>
3923 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3924 scalar evolutions in the scop_entry->loop_father.
3926 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
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.
3944 * gcc.dg/graphite/id-1.c: New.
3946 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3947 Tobias Grosser <grosser@fim.uni-passau.de>
3949 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3950 The SCoP detection fix is sufficient.
3952 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
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.
3959 * gcc.dg/graphite/pr39260.c: New.
3961 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3963 * graphite-poly.c: Inlcude params.h.
3964 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3966 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3967 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3969 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3970 Tobias Grosser <grosser@fim.uni-passau.de>
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 * graphite.c (graphite_initialize, graphite_finalize): New.
3976 (graphite_transform_loops): Cleaned up.
3977 * sese.c (debug_oldivs): Moved here.
3978 * graphite-poly.c (graphite_apply_transformations): Renamed
3979 apply_poly_transforms.
3980 (debug_loop_vec): Moved here.
3981 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3982 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3983 find_scop_parameters, build_scop_iteration_domain,
3984 add_conditions_to_constraints, build_scop_canonical_schedules,
3985 build_scop_data_accesses): Now static.
3986 (build_poly_scop, check_poly_representation): New.
3988 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3990 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3991 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3992 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3993 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3994 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3995 scan_tree_for_params, struct irp_data, dx_record_params,
3996 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3997 build_loop_iteration_domains, add_conditions_to_domain,
3998 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3999 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
4000 build_sese_conditions, add_conditions_to_constraints,
4001 build_scop_iteration_domain, build_access_matrix_with_af,
4002 build_access_matrix,
4003 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
4005 * graphite-sese-to-poly.c: New.
4006 * graphite-sese-to-poly.h: New.
4008 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
4010 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4012 * graphite.c: Split graphite code generation to a new file.
4013 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
4014 max_precision_type, clast_to_gcc_expression_red,
4015 clast_to_gcc_expression, gcc_type_for_clast_expr,
4016 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
4017 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
4018 graphite_create_new_guard, clast_get_body_of_loop,
4019 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
4020 graphite_create_new_loop, build_iv_mapping, copy_renames,
4021 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4022 compute_cloog_iv_types, free_scattering, save_var_name,
4023 initialize_cloog_names, build_scop_context, build_cloog_prog,
4024 set_cloog_options, debug_clast_stmt, scop_to_clast,
4025 print_generated_program, debug_generated_program,
4026 gloog): Moved to graphite-clast-to-gimple.c.
4028 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
4030 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
4031 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
4032 loop_iv_stack_pop, loop_iv_stack_get_iv,
4033 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
4034 free_loop_iv_stack, loop_iv_stack_remove_constants,
4035 debug_rename_elt, debug_rename_map_1, debug_rename_map,
4036 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
4037 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
4038 eq_ivtype_map_elts, sese_add_exit_phis_edge,
4039 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
4040 get_vdef_before_sese, sese_adjust_vphi,
4041 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
4042 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
4043 is_iv, expand_scalar_variables_ssa_name,
4044 expand_scalar_variables_expr, expand_scalar_variables_stmt,
4045 expand_scalar_variables, rename_variables, remove_condition,
4046 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
4047 add_loop_exit_phis, insert_loop_close_phis, struct igp,
4048 default_liveout_before_guard, add_guard_exit_phis,
4049 insert_guard_phis, register_old_and_new_names,
4050 graphite_copy_stmts_from_block, register_sese_liveout_renames,
4051 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
4052 if_region_set_false_region, create_if_region_on_edge,
4053 move_sese_in_condition): Moved to sese.c.
4055 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
4056 if_region_exit, if_region_get_condition_block,
4057 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
4058 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
4059 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
4060 ivtype_map_elt, new_ivtype_map_elt,
4061 recompute_all_dominators): Moved to sese.h.
4063 * graphite-clast-to-gimple.c: New.
4064 * graphite-clast-to-gimple.h: New.
4065 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
4066 * sese.c: Modified as said above.
4069 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
4071 * graphite.c: Split scop detection to a new file.
4072 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
4073 move_sd_regions, loop_affine_expr, exclude_component_ref,
4074 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
4075 graphite_cannot_represent_loop_niter, struct scopdet_info,
4076 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
4077 find_single_entry_edge, find_single_exit_edge,
4078 create_single_entry_edge, sd_region_without_exit,
4079 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
4080 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
4081 Moved to graphite-scop-detection.c.
4083 * graphite-scop-detection.c: New.
4084 * graphite-scop-detection.h: New.
4085 * Makefile.in: Add new rule for graphite-scop-detection.o.
4087 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
4088 tree-scalar-evolution.h.
4089 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
4090 build_sese_loop_nests): Moved here from graphite.c.
4091 (param_index): Renamed parameter_index_in_region.
4093 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4094 Sebastian Pop <sebastian.pop@amd.com>
4096 * gcc.dg/graphite/block-0.c: Expected to fail now.
4097 * gcc.dg/graphite/block-1.c: Same.
4098 * gcc.dg/graphite/block-5.c: Same.
4099 * gcc.dg/graphite/block-6.c: Same.
4101 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
4102 Sebastian Pop <sebastian.pop@amd.com>
4104 * graphite.h: Separate from graphite_bb_p the polyhedral
4105 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
4106 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
4107 graphite-data-ref.h.
4108 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
4109 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
4110 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
4111 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
4112 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
4113 scop_nb_params): Moved to graphite-poly.h.
4114 * graphite-data-ref.c: Same.
4115 * graphite-data-ref.h: New.
4117 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
4118 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
4119 is_interchange_valid, graphite_trans_bb_block,
4120 graphite_trans_loop_block, scop_max_loop_depth,
4121 graphite_trans_scop_block, graphite_apply_transformations,
4122 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
4124 * graphite-poly.h: New.
4125 * graphite-poly.c: New.
4126 * Makefile.in (OBJS-common): Add graphite-poly.o.
4127 (graphite-poly.o): New rule.
4128 * tree-data-ref.h (struct data_reference): Remove unused scop field.
4131 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4132 Tobias Grosser <grosser@fim.uni-passau.de>
4134 * graphite.c: Replace gb -> gbb.
4136 * graphite-data-ref.c: Same.
4138 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
4139 Tobias Grosser <grosser@fim.uni-passau.de>
4141 * Makefile.in (OBJS-commmon): Add sese.o.
4143 (graphite.o): Add sese.h.
4144 * graphite.c (bb_in_ss_p, loop_in_sese_p,
4145 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
4146 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
4148 (block_before_scop): Add missing return.
4149 (new_scop, free_scop): Remove SESE data structures.
4150 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
4151 find_scop_parameters, build_loop_iteration_domains,
4152 add_conditions_to_domain, register_scop_liveout_renames,
4153 copy_bb_and_scalar_dependences): Scop -> SESE.
4155 (add_conditions_to_domain): SCoP -> SESE and remove check
4156 (scop_contains_non_iv_scalar_phi_nodes): New.
4157 (build_scop_conditions_1, build_scop_conditions): Remove check for
4158 non iv scalar phi nodes.
4159 (print_scop_statistics): New.
4160 (graphite_transform_loops): Cleanup.
4162 * graphite.h: Move to sese & cleanup.
4166 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4167 Tobias Grosser <grosser@fim.uni-passau.de>
4169 * graphite.c (build_scop_conditions_1): Conditions are only
4170 at the end of a basic block.
4172 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4173 Tobias Grosser <grosser@fim.uni-passau>
4175 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
4177 (GBB_ALPHA): Removed.
4179 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4180 Tobias Grosser <grosser@fim.uni-passau.de>
4182 * graphite-data-ref.c (graphite_test_dependence): Don't use
4183 GBB_DYNAMIC_SCHEDULE.
4184 * graphite.c (new_graphite_bb): Same.
4185 (free_graphite_bb): Same.
4186 (build_scop_dynamic_schedules): Removed.
4187 (graphite_transform_loops): Don't call it.
4188 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
4189 (GBB_DYNAMIC_SCHEDULE): Removed.
4191 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4192 Tobias Grosser <grosser@fim.uni-passau.de>
4194 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
4195 (print_graphite_bb): Same.
4196 (build_cloog_prog): Same.
4198 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4199 Tobias Grosser <grosser@fim.uni-passau.de>
4201 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
4203 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4204 Tobias Grosser <grosser@fim.uni-passau.de>
4206 * graphite.c (build_scop_context): Don't use CloogMatrix.
4207 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
4208 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
4210 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4211 Tobias Grosser <grosser@fim.uni-passau.de>
4213 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
4214 liveout_renames, add_params fields...
4215 (struct sese): ... here.
4216 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
4217 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
4219 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4220 Tobias Grosser <grosser@fim.uni-passau.de>
4222 * graphite.c (print_scop): Do not print the CLooG program.
4223 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
4224 build_cloog_prog, gloog): Don't use SCOP_PROG.
4225 (find_transform): Renamed scop_to_clast.
4226 (print_generated_program, debug_generated_program): New.
4227 (graphite_transform_loops): Adapt to new interface.
4228 * graphite.h (struct scop): Remove program field.
4229 (SCOP_PROG): Removed.
4230 (print_generated_program, debug_generated_program): Declared.
4232 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
4234 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
4235 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
4236 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
4237 free_graphite_bb, build_scop_canonical_schedules,
4238 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
4239 schedules are now represented using a ppl_Linear_Expression_t.
4240 * graphite.h (struct graphite_bb): Same.
4241 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
4242 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
4244 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4246 * graphite.c: Free local memory.
4247 * graphite-ppl.c: Same.
4249 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
4251 * graphite.c (const_column_index, get_first_matching_sign_row_index,
4252 get_lower_bound_row, get_upper_bound_row, copy_constraint,
4253 swap_constraint_variables, scale_constraint_variable): Removed.
4254 (graphite_trans_bb_strip_mine): Remove pong.
4255 * graphite-ppl.c: Include missing header files.
4256 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
4257 * graphite-ppl.h (ppl_strip_loop): Declared.
4258 * Makefile.in (graphite-ppl.o): Adjust dependences.
4260 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
4262 * graphite.c (build_loop_iteration_domains): Remove ping pong.
4263 (build_scop_iteration_domain): Same.
4265 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4267 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4269 (add_value_to_dim, scan_tree_for_params_right_scev,
4270 scan_tree_for_params_int): New.
4271 * graphite-ppl.c (oppose_constraint): New.
4272 (insert_constraint_into_matrix): Implement missing cases.
4273 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4275 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
4277 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4278 use ppl_move_dimension.
4280 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4282 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
4285 * graphite-ppl.c: Same.
4286 * graphite-ppl.h: Same.
4288 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
4290 Revert last 3 commits.
4292 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4294 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
4296 (add_value_to_dim, scan_tree_for_params_right_scev,
4297 scan_tree_for_params_int): New.
4298 * graphite-ppl.c (oppose_constraint): New.
4299 (insert_constraint_into_matrix): Implement missing cases.
4300 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
4302 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4304 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
4306 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4307 Tobias Grosser <grosser@fim.uni-passau.de>
4309 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
4310 use ppl_move_dimension.
4311 * graphite-ppl.c (ppl_move_dimension): New.
4312 * graphite-ppl.h (ppl_move_dimension): Declared.
4314 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
4316 * graphite.c: Do not include cloog/cloog.h.
4317 (print_graphite_bb): Remove ping pong, call PPL print function.
4319 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
4321 * Makefile.in (OBJS-common): Add graphite-ppl.o.
4322 (graphite.o): Add dependence on graphite-ppl.h.
4323 (graphite-ppl.o): New.
4324 (graphite-data-ref.c): Ping pong between PPL data structures
4326 * graphite-ppl.c: New.
4327 * graphite-ppl.h: New.
4328 * graphite.c: Include graphite-ppl.h.
4329 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
4330 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
4331 Ping pong between PPL data structures and matrices.
4332 (new_graphite_bb): Create a PPL constraint system.
4333 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
4334 (build_loop_iteration_domains): Use PPL functions.
4335 * graphite.h: Include graphite-ppl.h. Fix comments.
4336 (graphite_bb): Use a ppl_Constraint_System_t instead of
4337 CloogMatrix for representing the domain.
4338 (scop): Remove static_schedule.
4339 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
4341 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
4343 * graphite.c: Fix some comments.
4345 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
4348 * graphite.c (if_region_set_false_region): After moving a region
4349 in the false branch of a condition, remove the empty dummy
4351 (gloog): Remove wrong fix for PR38953.
4353 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4355 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
4356 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
4357 register_bb_in_sese, new_sese, free_sese): Moved.
4358 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
4359 outermost_loop_in_scop, build_scop_iteration_domain,
4360 expand_scalar_variables_ssa_name, get_vdef_before_scop,
4361 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
4362 Use loop_in_sese_p instead of loop_in_scop_p.
4363 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
4364 (free_scop): Do not free SCOP_BBS_B.
4365 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
4366 ref_nb_loops): Moved here...
4367 * graphite.h (ref_nb_loops): ... from here.
4368 (struct scop): Remove bbs_b bitmap.
4369 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
4370 * gcc.dg/graphite/scop-19.c: New
4372 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
4374 * graphite.c (scopdet_basic_block_info): Fix bug in scop
4377 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4379 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4380 eq_loop_to_cloog_loop): Remove.
4381 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
4382 * graphite.h (struct scop): Remove loop2cloog_loop.
4383 (loop_domain_dim, loop_iteration_vector_dim): Remove.
4385 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
4387 * opts.c (decode_options): Only add graphite options to O2
4388 if we compile with graphite enabled.
4390 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4392 * Merge from mainline (r143163:143684).
4394 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
4396 * graphite.c (debug_value): Removed.
4397 * graphite.h (debug_value): Removed.
4399 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4401 * passes.c (init_optimization_passes): Do not call pass_copy_prop
4402 after graphite: pass_copy_prop does not maintain a proper loop closed
4403 SSA form. pass_copy_prop should be fixed.
4405 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4407 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
4409 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
4411 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
4412 (gloog): Split the exit of the scop when the scop exit is a loop exit.
4413 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
4416 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
4418 * graphite.c (gloog): Return true when code gen succeeded.
4419 (graphite_transform_loops): Do not call cleanup_tree_cfg if
4420 the code of the function did not changed. After cleanup_tree_cfg
4421 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
4424 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
4426 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
4427 gimple_call_lhs is NULL.
4429 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
4430 Tobias Grosser <tobi.grosser@amd.com>
4432 * graphite.c (graphite_trans_scop_block): Do not block single
4435 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4436 Tobias Grosser <tobi.grosser@amd.com>
4438 * graphite.c (build_scop_canonical_schedules): Start schedules at
4441 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
4442 Tobias Grosser <tobi.grosser@amd.com>
4444 * graphite.c (compare_prefix_loops): New.
4445 (build_scop_canonical_schedules): Rewritten.
4446 (graphite_transform_loops): Move build_scop_canonical_schedules
4447 after build_scop_iteration_domain.
4449 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4450 Tobias Grosser <tobi.grosser@amd.com>
4452 * graphite.c (add_conditions_to_domain): Add the loops to
4453 the dimension of the iteration domain. Do copy the domain
4454 only when it exists.
4455 (build_scop_conditions_1): Do not call add_conditions_to_domain.
4456 (add_conditions_to_constraints): New.
4457 (can_generate_code_stmt, can_generate_code): Removed.
4458 (gloog): Do not call can_generate_code.
4459 (graphite_transform_loops): Call add_conditions_to_constraints
4460 after building the iteration domain.
4462 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4463 Tobias Grosser <tobi.grosser@amd.com>
4464 Jan Sjodin <jan.sjodin@amd.com>
4466 * graphite.c (scan_tree_for_params): On substractions negate
4467 all the coefficients of the term.
4468 (clast_to_gcc_expression_red): New. Handle reduction expressions
4469 of more than two operands.
4470 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
4471 (get_vdef_before_scop): Handle also the case of default definitions.
4473 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
4476 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
4477 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
4478 (gloog): Do not call cleanup_tree_cfg.
4479 (graphite_transform_loops): Call cleanup_tree_cfg after all
4480 scops have been code generated.
4482 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4484 * passes.c (init_optimization_passes): Schedule after
4485 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
4487 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
4489 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
4491 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
4492 Set the type of an expression to the type of its assign statement.
4493 (expand_scalar_variables_expr): Do not pass loop_p.
4494 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
4495 (copy_bb_and_scalar_dependences): Do not pass loop_p.
4496 (translate_clast): Update call to copy_bb_and_scalar_dependences.
4498 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4500 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
4501 an expression to the gimple_expr_type of its assign statement.
4502 (expand_scalar_variables_expr): Stop recursion on tcc_constant
4505 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
4507 PR tree-optimization/38786
4508 * gcc.dg/graphite/pr38786.c: New.
4509 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
4510 the SSA_NAME case of expand_scalar_variables_expr.
4511 (expand_scalar_variables_expr): Also gather the scalar computation
4512 used to index the memory access.
4513 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
4514 the gimple_stmt_iterator where it inserts new code.
4516 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4518 * gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
4520 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
4522 * opts.c (decode_options): Enable flag_graphite_identity and
4523 flag_loop_block in -O2 and above.
4525 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4527 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
4528 Fix merge problem: replace with the file from trunk.
4530 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
4532 * Merge from mainline (r141727:143163).
4534 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
4535 Jan Sjodin <jan.sjodin@amd.com>
4537 PR tree-optimization/38559
4538 * gcc.dg/graphite/pr38559.c: New.
4540 * graphite.c (debug_value, copy_constraint,
4541 swap_constraint_variables, scale_constraint_variable, ): New.
4542 (get_lower_bound, get_upper_bound): Removed.
4543 (graphite_trans_bb_strip_mine): Clean up this code that works
4544 only for constant number of iterations. Fully copy upper and
4545 lower bound constraints, not only the constant part of them.
4546 * graphite.h (debug_value): Declared.
4548 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
4550 PR tree-optimization/38492
4551 PR tree-optimization/38498
4552 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
4553 * tree-chrec.h (scev_is_linear_expression): Declared.
4554 * graphite.c (graphite_cannot_represent_loop_niter): New.
4555 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
4556 (graphite_loop_normal_form): Use gcc_assert.
4557 (scan_tree_for_params): Use CASE_CONVERT.
4558 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
4559 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
4560 Use gcc_assert. Discard scops that contain unhandled cases.
4561 (build_scop_conditions): Return a boolean status for unhandled cases.
4562 (strip_mine_profitable_p): Print the loop number, not its depth.
4563 (is_interchange_valid): Pass the depth of the loop nest, don't
4564 recompute it wrongly.
4565 (graphite_trans_bb_block): Same.
4566 (graphite_trans_bb_block): Print tentative of loop blocking.
4567 (graphite_trans_scop_block): Do not print that the loop has been
4569 (graphite_transform_loops): Do not handle scops that contain condition
4572 * gcc.dg/graphite/pr38500.c: Fixed warning as committed
4574 * gcc.dg/graphite/block-0.c: Update test.
4575 * gcc.dg/graphite/block-1.c: Same.
4576 * gcc.dg/graphite/block-2.c: Remove xfail and test for
4578 * gcc.dg/graphite/block-4.c: Remove test for strip mine.
4579 * gcc.dg/graphite/block-3.c: New.
4580 * gcc.dg/graphite/pr38498.c: New.
4582 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4584 PR tree-optimization/38510
4585 * gcc.dg/graphite/pr38510.c: New.
4586 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4587 (translate_clast): Call recompute_all_dominators before
4589 (gloog): Call recompute_all_dominators before graphite_verify.
4591 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4593 PR tree-optimization/38492
4594 * graphite.c (rename_map_elt, debug_rename_elt,
4595 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4596 rename_map_elt_info, eq_rename_map_elts,
4597 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4598 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4599 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4600 (sese_build_livein_liveouts): New.
4601 (new_sese, free_sese): New.
4602 (new_scop): Call new_sese.
4603 (free_scop): Call free_sese.
4604 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4605 (register_old_new_names): Renamed register_old_and_new_names.
4606 (register_scop_liveout_renames, add_loop_exit_phis,
4607 insert_loop_close_phis, struct igp,
4608 default_liveout_before_guard, add_guard_exit_phis,
4609 insert_guard_phis, copy_renames): New.
4610 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4611 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4612 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4613 (scop_adjust_phis_for_liveouts): New.
4614 (gloog): Call scop_adjust_phis_for_liveouts.
4616 * graphite.h (struct sese): Documented. Added fields liveout,
4618 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4619 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4620 (struct scop): Added field liveout_renames.
4621 (SCOP_LIVEOUT_RENAMES): New.
4623 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4625 PR tree-optimization/38409
4626 * gcc.dg/graphite/pr38409.c: New.
4627 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4629 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4631 * graphite.c (gcc_type_for_cloog_iv): By default return
4633 (graphite_create_new_loop): Don't fold_convert the already
4634 fold_convert-ed expression.
4636 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4638 PR tree-optimization/38446
4639 * gcc.dg/graphite/pr38446.c: New.
4640 * graphite.c (register_bb_in_sese): New.
4641 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4642 looking at the bbs in the region.
4643 * graphite.h (sese): Add region_basic_blocks pointer set to
4644 structure and initialize at the time of defining new scop.
4646 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4648 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4649 (find_params_in_bb): Do not free data refs.
4650 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4652 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4654 * gcc.dg/graphite/scop-16.c: Test only scop specific info.
4655 * gcc.dg/graphite/scop-17.c: Same.
4656 * gcc.dg/graphite/block-5.c: New.
4657 * gcc.dg/graphite/block-6.c: New.
4658 * gcc.dg/graphite/pr37485.c: Clean dump file after.
4659 * gcc.dg/graphite/pr37684.c: Same.
4660 * gcc.dg/graphite/block-2.c: Same.
4662 * graphite.c (struct ivtype_map_elt): New.
4663 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4664 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4665 gcc_type_for_cloog_iv): New.
4666 (loop_iv_stack_patch_for_consts): Use the type of the induction
4667 variable from the original loop, except for the automatically
4668 generated loops, i.e., in the case of a strip-mined loop, in
4669 which case there is no original loop: in that case just use
4671 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4672 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4673 (clast_name_to_gcc): Accept params to be NULL.
4674 (clast_to_gcc_expression): Take an extra parameter for the type.
4675 Convert to that type all the expressions built by this function.
4676 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4677 (graphite_translate_clast_equation): Compute the type of the
4678 clast_equation before translating its LHS and RHS.
4679 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4680 (graphite_create_new_loop): Compute the type of the induction
4681 variable before translating the lower and upper bounds and before
4682 creating the induction variable.
4683 (rename_variables_from_edge, rename_phis_end_scop): New.
4684 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4685 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4686 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4687 compute_cloog_iv_types): New.
4688 (gloog): Call compute_cloog_iv_types before starting the
4689 translation of the clast.
4691 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4692 (GBB_CLOOG_IV_TYPES): New.
4693 (debug_ivtype_map): Declared.
4694 (oldiv_for_loop): New.
4696 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4699 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4700 (param_index): Assert if parameter is not know after parameter
4702 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4703 (find_scop_parameters): Mark, that we have finished parameter
4705 (graphite_transform_loops): Move condition detection before parameter
4707 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4708 * gfortran.dg/graphite/pr38459.f90: New.
4710 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4712 * graphite.c (graphite_transform_loops): Always call find_transform ()
4713 in ENABLE_CHECKING. So we test these code paths, even if we do not
4716 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4718 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4719 (print_scop): Ditto.
4721 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4724 Fix gfortran.dg/graphite/id-3.f90.
4725 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4726 regions more than once.
4728 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4730 Fix gfortran.dg/graphite/id-4.f90.
4731 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4734 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4736 Fix gfortran.dg/graphite/id-1.f90.
4737 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4738 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4739 (max_precision_type): New.
4740 (value_clast): Removed.
4741 (clast_to_gcc_expression): Be more careful to types of expressions.
4742 Use max_precision_type and update use of gmp_cst_to_tree.
4743 (graphite_translate_clast_equation): Use max_precision_type.
4744 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4745 use the type of the condition.
4746 (graphite_create_new_loop): Do not use integer_type_node, use the
4747 max_precision_type of lb and ub.
4749 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4751 * graphite.c (build_scops_1): Initialize open_scop.exit
4754 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4756 * gcc.dg/graphite/pr38084.c: New.
4757 * gfortran.dg/graphite/id-1.f90: New.
4758 * gfortran.dg/graphite/id-2.f90: New.
4759 * gfortran.dg/graphite/id-3.f90: New.
4760 * gfortran.dg/graphite/id-4.f90: New.
4761 * gfortran.dg/graphite/pr37857.f90: New.
4763 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4764 Jan Sjodin <jan.sjodin@amd.com>
4765 Harsha Jagasia <harsha.jagasia@amd.com>
4777 * gcc.dg/graphite/pr38073.c: New.
4778 * gcc.dg/graphite/pr37928.c: New.
4779 * gcc.dg/graphite/pr37883.c: New.
4780 * gcc.dg/graphite/pr38125.c: New.
4781 * gfortran.dg/graphite/pr38083.f90: New.
4782 * gfortran.dg/graphite/pr37852.f90: New.
4783 * gfortran.dg/graphite/pr37980.f90: New.
4785 * gcc.dg/graphite/scop-18.c: Remove reduction, test for
4786 the number of detected scops. Copy exact same test for loop
4788 * gcc.dg/graphite/block-1.c: Fix the number of expected
4789 loops to be blocked as reductions are not handled.
4790 * gcc.dg/graphite/block-4.c: ...here. New.
4792 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4793 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4795 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4796 * Makefile.in (graphite.o): Depend on value-prof.h.
4797 (graphite.o-warn): Removed -Wno-error.
4798 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4799 to be a NULL pointer. Call update_stmt. Return the newly created
4800 cannonical induction variable.
4802 * graphite.h (debug_rename_map): Declared. Fix some comments.
4804 * graphite.c: Reimplement the code generation from graphite to gimple.
4805 Include value-prof.h.
4806 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4807 (get_old_iv_from_ssa_name): Removed.
4808 (graphite_stmt_p): New.
4809 (new_graphite_bb): Test for useful statements before building a
4810 graphite statement for the basic block.
4811 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4812 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4814 (recompute_all_dominators, graphite_verify,
4815 nb_reductions_in_loop, graphite_loop_normal_form): New.
4816 (scop_record_loop): Call graphite_loop_normal_form.
4817 (build_scop_loop_nests): Iterate over all the blocks of the
4818 function instead of relying on the incomplete information from
4819 SCOP_BBS. Return the success of the operation.
4820 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4821 (add_bb_domains): Removed.
4822 (build_loop_iteration_domains): Don't call add_bb_domains.
4823 Add the iteration domain only to the basic blocks that have been
4824 translated to graphite.
4825 (build_scop_conditions_1): Add constraints only if the basic
4826 block have been translated to graphite.
4827 (build_scop_data_accesses): Completely disabled until data
4828 dependence is correctly implemented.
4829 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4830 (remove_all_edges_1, remove_all_edges): Removed.
4831 (get_new_name_from_old_name): New.
4832 (graphite_rename_variables_in_stmt): Renamed
4833 rename_variables_in_stmt. Call get_new_name_from_old_name.
4834 Use replace_exp and update_stmt.
4835 (is_old_iv): Renamed is_iv.
4836 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4837 Use replace_exp and update_stmt.
4838 (expand_scalar_variables_expr): Same. Use the map to get the
4839 new names for the renaming of induction variables and for the
4840 renaming of variables after a basic block has been copied.
4841 (expand_scalar_variables): Same.
4842 (graphite_rename_variables): Renamed rename_variables.
4843 (move_phi_nodes): Removed.
4844 (get_false_edge_from_guard_bb): New.
4845 (build_iv_mapping): Do not insert the induction variable of a
4846 loop in the renaming iv map if the basic block does not belong
4848 (register_old_new_names, graphite_copy_stmts_from_block,
4849 copy_bb_and_scalar_dependences): New.
4850 (translate_clast): Heavily reimplemented: copy basic blocks,
4851 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4852 At each translation step call graphite_verify ensuring the
4853 consistency of the SSA, loops and dominators information.
4854 (collect_virtual_phis, find_vdef_for_var_in_bb,
4855 find_vdef_for_var_1, find_vdef_for_var,
4856 patch_phis_for_virtual_defs): Removed huge hack.
4857 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4858 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4859 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4860 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4861 if_region_get_condition_block, if_region_set_false_region,
4862 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4863 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4864 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4865 rewrite_into_sese_closed_ssa): New.
4866 (gloog): Remove dead code. Early return if code cannot be
4867 generated. Call cleanup_tree_cfg once the scop has been code
4869 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4870 block loops with less than two loops.
4871 (graphite_apply_transformations): Remove the call to
4872 scop_remove_ignoreable_gbbs.
4873 (limit_scops): When build_scop_loop_nests fails, continue on
4874 the next scop. Fix open_scop.entry.
4875 (graphite_transform_loops): Call recompute_all_dominators: force the
4876 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4877 Call initialize_original_copy_tables and free_original_copy_tables
4878 to be able to copy basic blocks during code generation.
4879 When build_scop_loop_nests fails, continue on next scop.
4880 (value_clast): New union.
4881 (clast_to_gcc_expression): Fix type cast warning.
4883 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4885 * Merge from mainline (r140838:141727).
4887 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4891 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4893 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4897 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4898 exits and conditions.
4899 * gcc.dg/graphite/pr37943.c: New.
4901 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4904 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4906 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4908 * doc/invoke.texi: Fix spaces.
4910 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4912 PR tree-optimization/37891
4913 Reverted last commit.
4914 * graphite.c (create_single_entry_edge): Set
4915 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4917 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4918 Mitul Thakkar <mitul.thakkar@amd.com>
4920 * graphite.c (create_single_entry_edge): Set
4921 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4923 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4925 * doc/invoke.texi: Add -fgraphite-identity.
4926 * graphite.c (graphite_apply_transformations): Check for
4927 -fgraphite-identity.
4928 * toplev.c (process_options): Add flag_graphite_identity.
4929 * tree-ssa-loop.c: Add flag_graphite_identity.
4931 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4933 Undo changes from 2008-10-02:
4934 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4935 operand type when copying the operand to a variable of different type.
4936 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4937 with the IV name after increment.
4939 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4940 Harsha Jagasia <harsha.jagasia@amd.com>
4942 PR tree-optimization/37828
4943 * gcc.dg/graphite/pr37828.c: New.
4944 * graphite.c (graphite_trans_loop_block): Do not loop block
4945 single nested loops.
4947 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4948 Sebastian Pop <sebastian.pop@amd.com>
4950 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4951 rename_map_elt_info, eq_rename_map_elts): New.
4952 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4953 (expand_scalar_variables_expr): Change parameters.
4954 (expand_scalar_variables_stmt): Same.
4955 (expand_scalar_variables): Same.
4956 (graphite_rename_ivs): Rename graphite_rename_variables.
4957 (build_iv_mapping): New.
4958 (translate_clast): Call build_iv_mapping.
4959 * graphite.h (gbb_p): New name.
4961 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4963 PR tree-optimization/37684
4964 * gcc.dg/graphite/pr37684.c: New.
4965 * graphite.c (exclude_component_ref): New.
4966 (is_simple_operand): Call exclude_component_ref.
4968 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4969 Harsha Jagasia <harsha.jagasia@amd.com>
4971 PR tree-optimization/37485
4972 * gcc.dg/graphite/block-2.c: New
4973 * graphite.c (gmp_cst_to_tree): Moved.
4974 (iv_stack_entry_is_constant): New.
4975 (iv_stack_entry_is_iv): New.
4976 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4977 (loop_iv_stack_insert_constant): New.
4978 (loop_iv_stack_pop): Use new datatpype.
4979 (loop_iv_stack_get_iv): Same.
4980 (loop_iv_stack_get_iv_from_name): Same.
4981 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4982 (loop_iv_stack_patch_for_consts): New.
4983 (loop_iv_stack_remove_constants): New.
4984 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4985 (translate_clast): Call loop_iv_stack_patch_for_consts and
4986 loop_iv_stack_remove_constants.
4987 (gloog): Use new datatype. Redirect construction edge to end
4988 block to avoid accidental deletion.
4989 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4991 (union iv_stack_entry_data): New. Data in iv stack entry.
4992 (struct iv_stack_entry): New. Datatype for iv stack entries.
4994 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4996 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4997 operand type when copying the operand to a variable of different type.
4999 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5001 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
5002 with the IV name after increment.
5004 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
5006 * Merge from mainline (r140164:140838).
5008 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5010 * graphite-data-ref.c: New.
5011 * graphite.c (print_scop): Also dump the dependence graph.
5012 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
5013 (new_scop): Initialize SCOP_DEP_GRAPH.
5014 (build_scop_dynamic_schedules): New.
5015 (build_access_matrix_with_af): Fixed column numbering.
5016 (graphite_transform_loops): Call build_scop_dynamic_schedules.
5017 * graphite.h: Add ifndef/define guards against multiple inclusion.
5018 (struct scop): Add dep_graph field.
5019 (SCOP_DEP_GRAPH): Defined.
5020 (ref_nb_loops): Fixed and moved to other position.
5021 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
5022 (nb_loops_around_loop_in_scop): New.
5023 (graphite_dump_dependence_graph): Declared.
5024 (graphite_build_rdg_all_levels): Declared.
5025 (graphite_test_dependence): Declared.
5026 * Makefile.in (graphite-data-ref.o): New target.
5028 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5030 * Merge from mainline (139870:140164).
5032 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5034 * Merge from mainline (138275:139870).
5035 * gcc.dg/graphite/scop-matmult.c: XFailed as one of
5036 the commits from trunk broke the niter detection.
5038 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
5040 * graphite.c: Add more documentation. Fix formatting.
5041 (debug_loop_vec, debug_oldivs, loop_iv_stack,
5042 loop_iv_stack_debug): Moved...
5043 (schedule_to_scattering): Move before use.
5044 (dot_all_scops): Include in "#if 0" the code for system
5047 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
5048 loop_iv_stack_debug): ...here.
5050 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
5052 * tree-phinodes.c (make_phi_node): Extern.
5053 (add_phi_node_to_bb): New.
5054 (create_phi_node): Call add_phi_node_to_bb.
5055 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
5056 (remove_statement): Handle case where stored phi was updated
5057 and is no longer the same.
5058 * graphite.c (is_parameter): New.
5060 (expand_scalar_variables_expr): New.
5061 (expand_scalar_variables_stmt): New.
5062 (expand_scalar_variables): New.
5063 (move_phi_nodes): Create new phi instead of moving old one.
5064 (translate_clast): Call expand_scalar_variables.
5065 (find_vdef_for_var_in_bb): Also scan regular definitions.
5066 (skip_phi_defs): New.
5067 (collect_scop_exit_phi_args): New.
5068 (patch_scop_exit_phi_args): New.
5069 (gloog): Patch phis after scop.
5070 * tree-flow.h: (add_phi_node_to_bb): Declared.
5071 (make_phi_node): Declared.
5073 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5075 * graphite.c (end_scop): Split the entry of the scop when it
5076 is the header of the loop in which the scop is ending.
5077 (build_scops_1, limit_scops): Update uses of end_scop.
5079 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
5081 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
5082 SCOP_ENTRY or SCOP_EXIT.
5084 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5086 * graphite.c (get_construction_edge): Removed.
5087 (gloog): Construction edge is the scop entry edge.
5089 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5091 * graphite.c (can_generate_for_scop): Removed.
5092 (gloog): Do not call it.
5094 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5096 * graphite.c (new_scop): Entry of a scop is an edge.
5097 Initialize SESE region.
5098 (free_scop): Free SESE region.
5099 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
5100 (split_difficult_bb): New, split from end_scop.
5101 (end_scop): Exit of a scop is an edge.
5102 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
5103 not automatically updated and thus is always wrong.
5104 * graphite.h (struct sese): New.
5107 (struct scop): New field for a SESE region. Remove entry, exit.
5108 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
5109 semantics as before. Moved comment around.
5111 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5112 Sebastian Pop <sebastian.pop@amd.com>
5114 * graphite.c (graphite_transform_loops): Always enable gloog
5115 and find_transform when ENABLE_CHECKING.
5117 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5119 * graphite.c (graphite_transform_loops): Move pretty printer
5120 of SCOPs before doing any transform. Remove call to print_scops
5121 and dot_all_scops_1.
5123 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5125 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
5126 (print_graphite_bb): Same.
5128 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5130 * graphite.c (dot_all_scops_1): Cleanup.
5131 (move_scops): Fix comment.
5133 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
5135 * graphite.c (build_scop_bbs): Revert commit 139355:
5137 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5138 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5140 * graphite.c (build_scop_bbs): Factor up code.
5142 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5144 * graphite.c (gloog): Update dominator info.
5146 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
5148 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
5150 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5152 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
5154 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
5155 (translate_clast): Correct formatting.
5156 * graphite.h (struct num_map): Removed.
5157 (struct graphite_bb): Remove num_map field.
5158 (GBB_INDEX_TO_NUM_MAP): Removed.
5160 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5162 * graphite.c (build_access_matrix_with_af): Fix comments.
5163 (build_scop_data_accesses): Same.
5165 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5167 * graphite.c (build_scop_data_accesses): Don't construct
5168 access matrices. Add a FIXME and an assert condition that
5169 should pass when the access matrices will be needed.
5171 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
5173 * tree-data-ref.c (stmt_simple_memref_p): Don't call
5175 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
5176 Moved close by free_graphite_bb.
5177 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
5178 (new_scop): Move close by free_scop.
5179 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
5181 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
5183 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
5184 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
5185 instead of recursive call.
5186 (graphite_translate_clast_equation): New.
5187 (graphite_create_guard_cond_expr): New.
5188 (graphite_create_new_guard): New.
5189 (get_stack_index_from_iv): Removed.
5190 (graphite_rename_ivs_stmt): Use gbb_loop_index.
5191 (get_true_edge_from_guard_bb): New.
5192 (translate_clast): Handle stmt_guard in clast.
5193 (get_construction_edge): Allow construction edge detection for
5194 a scope entry with multiple predecessors if one predecessor is
5195 the immediate dominator of scope entry.
5196 (can_generate_code_stmt): Enable code generation for clast_guard.
5197 (gloog): Use correct context loop. Removed check for post dominators.
5198 * cfgloop.h (create_empty_if_region_on_edge): Declared.
5200 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5202 * graphite.c (remove_dead_loops): Document better which
5205 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5207 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
5209 (graphite.o): Also depends on pointer-set.h.
5211 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5213 * graphite.c (scop_record_loop): Fix compile warning.
5215 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
5216 Sebastian Pop <sebastian.pop@amd.com>
5218 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
5220 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
5222 * graphite.c (build_graphite_bb): Initialize bb->aux to
5223 point to the graphite_bb_p.
5224 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
5226 (add_bb_domains): Does not use the scop parameter.
5227 (graphite_transform_loops): Clean bb->aux at the end.
5229 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5230 Sebastian Pop <sebastian.pop@amd.com>
5232 * lib/target-supports.exp
5233 (check_effective_target_fgraphite): New.
5235 * gcc.dg/graphite/graphite.exp: Early exit when
5236 check_effective_target_fgraphite returns false.
5237 Set dg-do-what-default to compile.
5238 (scan-graphite-dump-times): Removed.
5239 * gfortran.dg/graphite/graphite.exp: Same.
5241 * gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
5242 Use scan-tree-dump-times instead of scan-graphite-dump-times.
5243 * gcc.dg/graphite/scop-1.c: Same.
5244 * gcc.dg/graphite/scop-2.c: Same.
5245 * gcc.dg/graphite/scop-3.c: Same.
5246 * gcc.dg/graphite/scop-4.c: Same.
5247 * gcc.dg/graphite/scop-5.c: Same.
5248 * gcc.dg/graphite/scop-6.c: Same.
5249 * gcc.dg/graphite/scop-7.c: Same.
5250 * gcc.dg/graphite/scop-8.c: Same.
5251 * gcc.dg/graphite/scop-9.c: Same.
5252 * gcc.dg/graphite/scop-10.c: Same.
5253 * gcc.dg/graphite/scop-11.c: Same.
5254 * gcc.dg/graphite/scop-12.c: Same.
5255 * gcc.dg/graphite/scop-13.c: Same.
5256 * gcc.dg/graphite/scop-matmult.c: Same.
5257 * gcc.dg/graphite/scop-14.c: Same.
5258 * gcc.dg/graphite/scop-15.c: Same.
5259 * gcc.dg/graphite/block-0.c: Same.
5260 * gcc.dg/graphite/scop-16.c: Same.
5261 * gcc.dg/graphite/block-1.c: Same.
5262 * gcc.dg/graphite/scop-17.c: Same.
5263 * gcc.dg/graphite/scop-18.c: Same.
5264 * gfortran.dg/graphite/block-1.f90: Same.
5265 * gfortran.dg/graphite/scop-1.f: Same.
5266 * gfortran.dg/graphite/block-2.f: Same.
5268 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5270 * graphite.c: Fix some XXX comments.
5271 (build_scop_dynamic_schedules): Removed.
5273 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5275 * graphite.h (scop_max_loop_depth): Moved...
5276 * graphite.c (scop_max_loop_depth): ...here.
5277 (remove_all_edges_1): New.
5278 (remove_all_edges): Factored code.
5279 (remove_cond_exprs): Check only the last statement for
5280 a GIMPLE_COND expression.
5282 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5284 * graphite.c (scan_tree_for_params): Early return when the
5285 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
5286 (find_scop_parameters): Factor out code.
5287 (graphite_trans_bb_strip_mine): Remove dead code.
5289 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5291 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
5292 graphite_trans_bb_move_loop): Factor asserts.
5293 (gloog): Perform sanity checks only for ENABLE_CHECKING.
5294 Do not call calculate_dominance_info and estimate_bb_frequencies.
5296 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
5298 * graphite.c (create_loops_mapping, free_loops_mapping,
5299 create_loops_mapping_num, debug_loop_mapping_1,
5300 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
5301 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
5302 graphite_loops_mapping_add_child_num,
5303 graphite_loops_mapping_insert_child,
5304 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
5305 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
5306 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
5307 create_num_from_index, get_num_from_index,
5308 swap_loop_mapped_depth): Removed.
5309 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
5310 (free_scop): Do not call free_loops_mapping.
5311 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
5312 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
5313 get_loop_mapped_depth.
5314 (graphite_trans_bb_move_loop): Do not update the loop mapping.
5315 (graphite_trans_bb_strip_mine): Same.
5316 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
5317 (struct scop): Remove field loops_mapping.
5319 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5320 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5322 * graphite.c (scop_record_loop): Factor out one level of the
5323 condition by early return.
5324 (build_scop_loop_nests): Format following FSF coding style.
5325 (build_scop_dynamic_schedules): Factor out code.
5326 (scopdet_bb_info): Reindent. Default case should not be reachable.
5328 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5329 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5331 * graphite.c (loop_affine_expr): Check for DECL_P or struct
5332 assignments that are not handled as simple operands for now.
5334 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5335 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5337 * graphite.c (build_scop_bbs): Factor up code.
5339 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5340 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5342 * graphite.c (stmt_simple_for_scop_p): Factor code out
5344 (enum gbb_type): New. Group all the GBB_* types under it.
5345 (is_loop_exit): Moved...
5346 (end_scop): Enable BB spliting.
5347 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
5348 * cfgloop.h (is_loop_exit): Declared.
5350 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5352 * doc/invoke.texi: Remove strides from examples containing
5353 DO loops when the strides are equal to 1.
5355 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
5356 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5358 * graphite.c (graphite_trans_scop_block): Or the result with
5359 the result from graphite_trans_loop_block.
5360 * gcc.dg/graphite/block-1.c: New.
5361 * gfortran.dg/graphite/block-1.f90: New.
5362 * gfortran.dg/graphite/block-2.f: New.
5364 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5366 * graphite.c (graphite_transform_loops): Call cloog_initialize
5369 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5371 * tree-data-ref.c) (stmt_simple_memref_p): New.
5372 * tree-data-ref.h (stmt_simple_memref_p): Declared.
5373 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
5374 (is_simple_operand): Call stmt_simple_memref_p.
5376 * gcc.dg/graphite/scop-matmult.c: Updated for not
5377 using pointer arithmetic, as this is optimized by PRE and
5378 makes the code too difficult to analyze.
5380 * gcc.dg/graphite/scop-18.c: Same.
5382 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
5384 * gdbinit.in (pgg): New.
5386 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5388 * graphite.c (graphite_trans_loop_block): Fix warning.
5390 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5392 * graphite.c (graphite_trans_loop_block): Fix my merge error.
5394 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
5396 * graphite.c (graphite_trans_bb_block): Remove check for
5397 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
5398 Check if loop blocking is profitable for every loop, before applying
5400 (graphite_apply_transformations): Call graphite_trans_bb_block only,
5401 if flag_loop_block is set.
5403 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5405 * graphite.c: Add some more documentation for the loop
5408 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5410 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
5411 * graphite.c: Format on less than 80 columns.
5414 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5416 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
5418 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
5420 * doc/invoke.texi (floop-block, floop-strip-mine,
5421 floop-interchange): Update documentation with examples.
5423 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5425 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
5427 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
5429 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
5431 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
5432 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
5433 * tree-scalar-evolution.c: Revert useless changes.
5434 * tree-phinodes.c: Same.
5437 * tree-vectorizer.h: Same.
5438 * tree-flow.h: Same.
5440 * common.opt (fgraphite): Update documentation.
5442 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
5444 * doc/invoke.texi (-floop-block, -floop-strip-mine,
5445 -floop-interchange): Add more text for explaining what each of these
5447 * tree-into-ssa.c (gimple_vec): Moved to...
5448 * graphite.c: Include gimple.h.
5449 (gimple_vec): Moved to...
5450 (del_loop_to_cloog_loop): Removed.
5451 (loop_affine_expr): Do not call create_data_ref when the
5452 operand is a constant.
5453 (new_scop): Use free instead of del_loop_to_cloog_loop.
5454 * Makefile.in (graphite.o): Depend on GIMPLE_H.
5455 * gimple.h (gimple_vec): ... here.
5457 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5459 * graphite.c (scopdet_bb_info): Only allow loops with known number of
5461 (build_loop_iteration_domains): Fail, if latch executions unknown.
5463 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5465 * graphite.c (add_conditions_to_domain): New.
5466 (build_scop_conditions_1): Call add_conditions_to_domain.
5467 (set_cloog_options): Allow to disable optimizations.
5469 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5471 * graphite.c (find_params_in_bb): Look for parameters in conditions.
5472 Do not use walk_dominator_tree.
5473 (find_scop_parameters): Do not use walk_dominator_tree.
5475 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5477 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
5478 (idx_record_params): Adapt.
5479 * graphite.h (scop_gimple_loop_depth): New.
5481 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5483 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
5484 (scan_tree_for_params): Remove value_init.
5485 (build_scop_context): Remove value_init.
5486 (build_loop_iteration_domains): Remove value_init.
5487 (schedule_to_scattering): Remove value_init.
5488 (graphite_trans_bb_strip_mine): Remove value_init.
5490 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5492 * gcc/graphite.c (limit_scops): New.
5493 (graphite_transform_loops): Add limit SCoPs.
5494 * gcc.dg/graphite/scop-0.c: Update number of SCoPs.
5495 * gcc.dg/graphite/scop-1.c: Update number of SCoPs.
5496 * gcc.dg/graphite/scop-10.c: Update number of SCoPs.
5497 * gcc.dg/graphite/scop-11.c: Update number of SCoPs.
5498 * gcc.dg/graphite/scop-12.c: Update number of SCoPs.
5499 * gcc.dg/graphite/scop-13.c: Update number of SCoPs.
5500 * gcc.dg/graphite/scop-14.c: Update number of SCoPs.
5501 * gcc.dg/graphite/scop-15.c: Update number of SCoPs.
5502 * gcc.dg/graphite/scop-16.c: Update number of SCoPs.
5503 Change loop numbers.
5504 * gcc.dg/graphite/scop-17.c: Update number of SCoPs.
5505 Change loop numbers.
5506 * gcc.dg/graphite/scop-18.c: Update number of SCoPs.
5507 * gcc.dg/graphite/scop-2.c: Update number of SCoPs.
5508 * gcc.dg/graphite/scop-3.c: Update number of SCoPs.
5509 * gcc.dg/graphite/scop-4.c: Update number of SCoPs.
5510 * gcc.dg/graphite/scop-5.c: Update number of SCoPs.
5511 * gcc.dg/graphite/scop-6.c: Update number of SCoPs.
5512 * gcc.dg/graphite/scop-7.c: Update number of SCoPs.
5513 * gcc.dg/graphite/scop-8.c: Update number of SCoPs.
5514 * gcc.dg/graphite/scop-9.c: Update number of SCoPs.
5515 * gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
5517 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
5519 * graphite.c (graphite_transform_loops): Call always find_transform.
5521 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
5523 * graphite.c (free_loops_mapping): New.
5524 (stmt_simple_for_scop_p): Fix typo.
5525 (stmt_simple_for_scop_p): Fix tuples functions, that
5527 (free_graphite_bb): Fix some memleaks.
5528 (free_scop): Fix some memleaks.
5529 (scopdet_bb_info): Do not forget some tmp SCoPs.
5530 (find_params_in_bb): Fix some memleaks.
5531 (clast_to_gcc_expression): Fix warning.
5533 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
5535 * gcc.dg/graphite/scop-16.c: Fix for 32bit.
5536 * gcc.dg/graphite/scop-17.c: Fix for 32bit.
5538 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5540 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
5541 Move code ifdef-ed HAVE_cloog...
5542 * graphite.c: Include toplev.h.
5544 * Makefile.in (OBJS-common): Always build graphite.o.
5545 (BACKEND): Remove @GRAPHITE@.
5546 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
5547 (graphite.o): Depend on TOPLEV_H.
5549 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
5551 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
5552 Remove typo left from polylib to ppl conversion.
5553 * graphite.c (graphite_transforms): Use sorry instead of fatal.
5555 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5557 * toplev.c (process_options): Move the graphite loop optimization
5559 * tree-ssa-loop.c (graphite_transforms): ... here.
5560 When not configured with CLooG, print to dump_file that
5561 Graphite transforms were not performed.
5562 * gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
5564 * gcc.dg/graphite/*.c: Updated all testcases to use
5565 scan-graphite-dump-times.
5567 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5569 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5570 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5572 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5573 Jan Sjodin <jan.sjodin@amd.com>
5575 * configure: Regenerated.
5576 * omp-low.c (expand_omp_sections): Remove now unused code.
5577 * config.in (HAVE_polylib): Removed.
5578 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5579 (PPLLIBS, PPLINC): Added.
5580 * graphite.c: Replace unsigned with int wherever possible.
5581 Don't access Cloog's data structures, but use accessor functions.
5582 Clast's stmt->type is now implemented as a vtable: change the
5583 switches of stmt->type into ifs.
5584 (polylib/polylibgmp.h): Don't include.
5585 (initialize_dependence_polyhedron,
5586 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5587 statement_precedes_p, test_dependence, build_rdg_all_levels,
5588 dump_dependence_graph): Removed until this code is cleaned up
5590 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5591 (POLYLIBINC): Renamed PPLINC.
5593 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5594 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5595 Jan Sjodin <jan.sjodin@amd.com>
5597 Finish the merge and tuplification of graphite.
5599 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5600 Jan Sjodin <jan.sjodin@amd.com>
5602 Partial merge from mainline (138072:138275).
5603 * graphite.c still has to be tuplified.
5605 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5607 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5608 (create_num_from_index): New.
5609 (get_num_from_index): Also pass in the graphite BB.
5610 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5611 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5612 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5613 (is_interchange_valid): Return false when failing.
5614 * graphite.h (struct num_map): New.
5615 (struct graphite_bb): New field num_map.
5616 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5618 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5620 * graphite.c (dump_gbb_conditions): Print also conditions like
5621 "if (a)". Remove dublicated code and use print_generic_expr ().
5622 (stmt_simple_for_scop_p): Only allow conditions we can handle
5625 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5627 * graphite.h (struct scop): Removed new_ivs field.
5628 (SCOP_NEWIVS): Deleted.
5629 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5630 clast_to_gcc_expression, graphite_create_new_loop):
5631 Removed use of new_ivs.
5633 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5635 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5636 create_loops_mapping_num, debug_loop_mapping_1): New.
5637 (debug_loop_mapping): Call debug_loop_mapping_1.
5638 (get_loop_mapping_for_num,
5639 graphite_loops_mapping_add_child,
5640 graphite_loops_mapping_add_child_num,
5641 graphite_loops_mapping_insert_child,
5642 graphite_loops_mapping_parent,
5643 split_loop_mapped_depth_for_num,
5644 loop_mapped_depth_split_loop): New.
5645 (increment_loop_mapped_depths): Removed.
5646 (swap_loop_mapped_depth_for_num): Reimplemented.
5647 (new_scop): Call create_loops_mapping.
5648 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5649 (translate_clast): Pass the old loop father in parameter, and pass
5650 it to get_old_iv_from_ssa_name.
5651 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5652 can_generate_code, can_generate_for_scop): New.
5653 (graphite_trans_bb_block): Returns false when it fails to transform.
5654 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5656 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5658 Reverted all the changes related to the streamization and
5660 These changes are now tracked in the streamization branch.
5662 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5663 Jan Sjodin <jan.sjodin@amd.com>
5665 * graphite.c (gbb_compare): Correctly constify.
5666 (gbb_can_be_ignored): Indent.
5667 (graphite_trans_scop_swap_1and2): Add legality check.
5670 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5672 Remove fallouts from "Reverted the Condate changes".
5673 * tree.h: Remove unused decl.
5674 * gcc.dg/tree-checker: Same.
5675 * timevar.def: Remove counter.
5677 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5679 * Merge from mainline (135673:138072).
5681 Reverted the MIRO changes (from 2008-04-05) that are now
5682 tracked in the miro branch.
5683 * tree-bounds.c: Removed.
5684 * tree-bounds.h: Removed.
5686 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5687 are now tracked in the condate branch.
5688 * tree-check.c: Removed.
5689 * tree-match.c: Removed.
5690 * condate.y: Removed.
5692 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5694 * common.opt: New user flag -floop-block, -floop-strip-mine
5695 and -floop-interchange.
5696 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5697 graphite loop optimization flags is turned on.
5698 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5699 flag_loop_strip_mine and flag_loop_interchange checks before
5701 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5702 -floop-strip-mine and -floop-interchange.
5703 * gcc.dg/graphite/block-0.c: Add -floop-block and remove
5705 * gcc.dg/graphite/scop-16.c: Ditto.
5706 * gcc.dg/graphite/scop-17.c: Ditto.
5707 * gcc.dg/graphite/scop-18.c: Ditto.
5709 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5710 Sebastian Pop <sebastian.pop@amd.com>
5712 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5713 (create_empty_loop_on_edge): More fixes.
5714 * tree-phinodes.c (resize_phi_node): Extern.
5715 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5716 * cfghooks.c (update_dominator_information): New split from
5718 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5719 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5720 successor of the function entry block.
5722 * graphite.c: Include pointer-set.h.
5723 (debug_loop_mapping, increment_loop_mapped_depths,
5724 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5725 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5726 swap_loop_mapped_depth_for_num, get_num_from_index,
5727 swap_loop_mapped_depth, loop_iv_stack_debug,
5728 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5729 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5730 get_old_iv_from_ssa_name): New.
5731 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5732 (free_scop): Free SCOP_LOOPS_MAPPING.
5733 (scop_record_loop): Record old ivs.
5734 (create_var_name): Removed.
5735 (initialize_cloog_names): Allocate double space in case strip mine
5736 applies to all loops once.
5737 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5738 (clast_to_gcc_expression): Same. Implement more clast to gimple
5740 (graphite_create_new_loop): Pass in ivstack.
5741 (remove_all_edges): Pass in the construction_edge.
5742 (graphite_remove_iv): Removed.
5743 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5744 remove_cond_exprs): Rewritten.
5745 (move_phi_nodes): New.
5746 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5747 (translate_clast): Pass in ivstack. Rewrite some cases.
5748 (set_cloog_options, debug_clast_stmt): New.
5749 (find_transform): Use set_cloog_options.
5750 (outermost_loop_layer): Removed.
5751 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5752 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5753 mark_old_loops, remove_dead_loops): New.
5755 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5756 (const_column_index, get_first_matching_sign_row_index,
5757 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5758 get_upper_bound): New.
5759 (graphite_trans_bb_strip_mine): Also update the iv map.
5761 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5762 (struct name_tree): Add a loop field.
5763 (struct scop): Add a graphite_loops_mapping field.
5764 (SCOP_LOOPS_MAPPING): New.
5765 (debug_clast_stmt): Declare.
5766 * lambda.h (find_induction_var_from_exit_cond): Declare.
5767 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5768 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5769 (create_empty_loop_on_edge): Updated.
5770 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5771 rename_variables_in_bb): Declare.
5772 * tree-cfg.c (remove_bb): Extern.
5774 * gcc.dg/graphite/block-0.c: New.
5776 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5777 Sebastian Pop <sebastian.pop@amd.com>
5779 * graphite.c (strip_mine_profitable_p): New.
5780 (graphite_trans_bb_block): Disable strip mining if not profitable.
5782 * gcc.dg/graphite/scop-18.c: New.
5783 * gcc.dg/graphite/scop-17.c: Fixed.
5784 * gcc.dg/graphite/scop-16.c: Fixed.
5786 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5787 Jan Sjodin <jan.sjodin@amd.com>
5788 Sebastian Pop <sebastian.pop@amd.com>
5790 * graphite.c (is_interchange_valid): New.
5791 (graphite_trans_bb_block): Check loop nest of basic block for legality
5794 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5795 outer_most_loop, gbb_outer_most_loop_index): New.
5797 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5798 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5799 * gcc.dg/graphite/scop-16.c: New.
5800 * gcc.dg/graphite/scop-17.c: New.
5802 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5804 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5805 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5807 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5809 * graphite.c (new_scop): Initialize SCOP_EXIT.
5810 (scopdet_info): Add.
5811 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5812 (build_scops_1): Cleanup, bugfixes.
5813 (build_scops): Cleanup.
5815 * gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5816 * gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5818 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5820 * gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5822 * gfortran.dg/graphite/graphite.exp: Use
5823 DEFAULT_GRAPHITE_FLAGS.
5825 * gcc.dg/graphite/scop-15.c: Update to reduced test case.
5827 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5829 * graphite.c (scan_tree_for_params): Do not assert any more if
5830 MULT_EXPR parameter is negative.
5832 * gfortran.dg/graphite/scop-1.f: New.
5834 * gfortran.dg/graphite/graphite.exp: New.
5836 * gcc.dg/graphite/scop-15.c: New.
5838 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5840 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5842 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5844 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5845 graphite_swap_loops.
5846 (graphite_trans_bb_move_loop): New.
5847 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5848 (graphite_trans_bb_block): New.
5849 (graphite_trans_loop_block): New.
5850 (graphite_trans_scop_swap_1and2): Rename from
5851 graphite_trans_swap_1and2.
5852 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5853 (graphite_trans_scop_block): New.
5854 (graphite_apply_transformations): Rename from
5855 graphite_transformations.
5857 * gcc.dg/graphite/scop-matmult.c: New.
5859 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5861 * graphite.c (gbb_compare): New.
5862 (graphite_sort_gbbs): New.
5863 (gbb_can_be_ignored): New.
5864 (scop_remove_ignoreable_gbbs): New.
5865 (graphite_transformations): Cleanup and add
5866 scop_remove_ignoreable_gbbs.
5867 * lambda.h (lambda_vector_compare): New.
5869 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5871 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5872 (graphite_swap_loops): int -> unsigned
5873 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5874 (graphite_transformations): New.
5875 (graphite_transform_loops): Move to graphite_transformations.
5876 * graphite.h (gbb_nb_loops): Return unsigned.
5878 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5880 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5881 the domain matrix. This makes scop-0.c work again.
5883 2008-06-20 Richard Guenther <rguenther@suse.de>
5885 * graphite.h: Adjust copyright to GPLv3.
5886 * graphite.c: Likewise.
5887 (stmt_simple_memref_for_scop_p): Split out from ...
5888 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5890 (get_bb_type): Optimize.
5892 (is_bb_addable): Fix memleak, replace is_pred call with
5894 (build_scops): Use current_loops.
5895 (param_index): Fix memleak.
5897 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5899 * graphite.c: Fix formatting.
5901 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5903 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5904 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5905 (create_var_name, save_var_name): Newly defined functions.
5906 (initialize_cloog_names): Part of the code factored out to
5908 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5909 in clast_reduction statement.
5910 (graphite_create_new_loop): Now takes a new parameter
5912 (translate_clast): Now also takes the context_loop and bb_exit
5913 parameters. Rewritten the code so that it creates a gimple code
5914 inside the given context.
5915 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5916 remove_cond_expr, disconnect_cond_expr,
5917 disconnect_virtual_phi_nodes): Newly defined functions.
5918 * graphite.h (struct scop): added old_ivs vector.
5919 SCOP_OLDIVS: New macro.
5921 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5923 * cfgloopmanip.c: Add missing function comments, fix formatting.
5925 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5927 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5928 (create_empty_loop_on_edge): Defined.
5929 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5931 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5932 (update_dominators_in_loop): Declared as extern
5933 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5935 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5937 * graphite.c (print_graphite_bb): Allow changing number of loops
5939 (initialize_cloog_names): Allow changing number of loops.
5940 (build_cloog_prog): Simplify.
5941 (find_transform): Enable cloog option --strides.
5942 (graphite_swap_loops): New.
5943 (graphite_strip_mine_loop): New.
5944 (graphite_trans_swap_1and2): New.
5945 (graphite_trans_strip): New.
5946 (graphite_transform_loops): Add graphite_trans_strip.
5947 * graphite.h (scop_max_loop_depth): New.
5949 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5951 * graphite.c (build_scop_iteration_domain): Remove forgotten
5952 line. (Fixes compile)
5954 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5956 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5957 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5958 (build_bb_loops): New.
5959 (graphite_transform_loops): Add build_bb_loops.
5960 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5962 * graphite.h (graphite_bb): Add loops.
5963 (gbb_nb_loops): New.
5964 (gbb_loop_at_index): New.
5965 (gbb_loop_index): New.
5966 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5967 using nb_params_in_scop.
5969 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5971 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5972 (build_scop_canonical_schedules): Build minimized schedule.
5973 (schedule_to_scattering): Adapt to minimized schedule.
5974 * graphite.h (graphite_bb): Add/Update descriptions.
5976 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5977 Tobias Grosser <grosser@fim.uni-passau.de>
5979 * graphite.c (print_graphite_bb): Add condition printing.
5981 (dump_gbb_conditions): New.
5982 (build_scop_conditions_1): New.
5983 (build_scop_conditions): New.
5984 * graphite.h (graphite_bb): Add conditions.
5986 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5988 * graphite.c (print_graphite_bb):
5989 (free_graphite_bb): New.
5990 (free_scop): Free bbs.
5991 (get_bb_type): Free doms.
5992 (build_scop_context): Free context matrix.
5993 (build_loop_iteration_domains): Remove unused code.
5994 (build_cloog_prog): Free scattering function and blocklist.
5995 (find_transform): Free options.
5997 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5999 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
6000 Remove unnecessery cloog data structures. Make a copy of the domain
6001 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
6002 unnecessary cloog data structures. Fix memory leaks. Remove insert
6003 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
6005 (build_scop_iteration_domain): Remove unnecessary cloog
6006 data structures. Fix memory leaks.
6007 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
6008 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
6010 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6012 * graphite.c (find_scop_params): Remove initialize_cloog_names.
6014 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6016 * graphite.c (end_scop): Style fix.
6017 (schedule_to_scattering): Style and comment fix.
6019 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6020 * graphite.c (print_graphite_bb): Fix definiton of
6021 schedule_to_scattering.
6022 (initialize_cloog_names): Change nb_scattdims to max loop
6024 (schedule_to_scattering): Take parameter for number of scattering
6026 (build_cloog_prog): Only build as much scattering dimensions as
6029 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
6031 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
6032 in polyhedron/aermod.f90.
6034 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
6035 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6036 Harsha Jagasia <harsha.jagasia@amd.com>
6038 * graphite.c (is_bb_addable): Fix segfault.
6040 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
6042 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
6043 with multiple exits and conditional handling in edge cases.
6044 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
6046 * gcc.dg/graphite/scop-14.c: New.
6048 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
6049 Adrien Eliche <aeliche@isty.uvsq.fr>
6051 * graphite.c (is_bb_addable): Add more comments and enhance
6052 readablity of the source code. Fix memory leak.
6053 (is_loop_exit): Fix memory leak.
6055 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6057 * graphite.c (first_loop_in_scop): Deleted.
6058 (setup_cloog_loop): Only walk the loop chain for inner loops.
6059 (build_scop_iteration_domain): Execute setup_cloog_loop for
6060 all loops in the first layer.
6062 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
6064 * graphite.c (scan_tree_for_params): Change the way params are
6065 added to be indepenent of the number of loops.
6066 (setup_cloog_loop): Revert to short matrix format. Fix parameter
6068 (build_cloog_prog): Revert to short matrix format.
6070 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6071 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
6073 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
6076 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
6078 * graphite.c (nb_data_refs_in_scop): New.
6079 (graphite_transform_loops): Print more stats: number of
6080 loops, basic blocks and data references per scop.
6082 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6083 Jan Sjodin <jan.sjodin@amd.com>
6085 * graphite.c (loop_affine_expr, idx_record_params,
6086 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
6087 instead of instantiate_parameters.
6089 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6091 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
6092 add support for parameters, add STATIC_SCHEDULE at the right places,
6095 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6097 * graphite.c (build_scop_loop_nests): Only add the loops, that
6098 are contained completely in the SCoP.
6099 (build_cloog_prog): Disable scattering, until schedule_to_scattering
6100 and the domains are fixed.
6101 (build_scop_canonical_schedules): Add support for bbs not contained
6104 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
6106 * graphite.h (scop_contains_loop): Update comments to match
6107 the actual behavior.
6108 (scop_contains_loop): New.
6109 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
6111 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6113 * graphite.c (get_bb_type): On function body, i.e. loop_0,
6114 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
6117 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
6118 Tobias Grosser <grosser@fim.uni-passau.de>
6120 * graphite.c (graphite_transform_loops): Early return when
6121 there are no loops in the function.
6123 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6124 Jan Sjodin <jan.sjodin@amd.com>
6126 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
6127 offset of the last loop.
6128 (setup_cloog_loop): Copy the entire outer constraint matrix.
6130 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6131 Jan Sjodin <jan.sjodin@amd.com>
6133 * graphite.c (stmt_in_scop_p, function_parameter_p,
6134 invariant_in_scop_p): Removed.
6135 (scan_tree_for_params): Can be used with no constraint
6136 matrix for gathering parameters.
6137 (idx_record_params): Don't use idx_record_param, instead use
6138 scan_tree_for_params.
6139 (find_scop_parameters): Same.
6140 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
6141 Fix the size of loop domains.
6142 (schedule_to_scattering): Exit when the outer loop is not in scop.
6143 (find_transform): Enable build_cloog_prog.
6145 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6146 Jan Sjodin <jan.sjodin@amd.com>
6148 * graphite.c (schedule_to_scattering): Make scattering domains
6149 uniformly of the same size, as required by CLooG 0.14.0 and before.
6151 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
6152 Jan Sjodin <jan.sjodin@amd.com>
6154 * graphite.c (schedule_to_scattering): Rewrite, correct the
6155 translation of the scheduling function to scattering.
6156 (build_cloog_prog): Call schedule_to_scattering only once.
6157 * graphite.h (scop_loop_index): Do not fail for loops not
6158 in the scop: return -1.
6160 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
6162 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
6163 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
6164 (setup_cloog_loop): Export GBB_DOMAIN.
6165 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
6166 able to rebuild the original control flow.
6167 * graphite.h (graphite_bb): Add domain field and access macro.
6170 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6172 * graphite.c (debug_gbb): New.
6173 (print_scop, build_graphite_bb): Use SCOP_BBS.
6174 (build_scop_bbs): Reimplemented.
6175 (dfs_bb_in_scop_p): Removed.
6176 (build_scop_loop_nests): Reorder loops inserted in
6177 SCOP_LOOP_NEST: outer loops should come first.
6178 (build_scop_canonical_schedules): Reinitialize at zero
6179 the components of the SCOP_STATIC_SCHEDULE for the loops
6180 that have already been parsed.
6182 * graphite.h (debug_gbb): Declared.
6184 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
6185 Jan Sjodin <jan.sjodin@amd.com>
6187 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
6188 (graphite_loop_to_gcc_loop): Removed.
6189 (remove_all_edges): New.
6190 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
6191 (gloog): Remove useless code.
6193 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6195 * graphite.c (get_bb_type): Reworked. We distinguish between
6196 loops with one or multiple exits.
6197 (is_loop_exit): New.
6199 (is_bb_addable): Rework condition handling, now support for case
6200 case statements and loops with multiple exits.
6202 * gcc.dg/graphite/scop-11.c: New.
6203 * gcc.dg/graphite/scop-12.c: New.
6204 * gcc.dg/graphite/scop-13.c: New.
6206 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
6208 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
6209 we have too many colors.
6211 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
6213 * doc/invoke.texi (-ftree-loop-fusion): Document.
6214 * tree-pass.h (pass_loop_fusion): Declared.
6215 * tree-loop-fusion.c: New.
6216 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
6217 * tree-data-ref.c (find_data_references_in_loop): Make extern.
6218 * tree-data-ref.h (find_data_references_in_loop): Declared.
6219 * common.opt (ftree-loop-fusion): Declared.
6220 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
6222 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6224 * graphite.c (build_access_matrix): Fix typo from the merge.
6226 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6228 * Merge from mainline (130800:135673).
6230 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6232 * graphite.c (end_scop): The exit of the scop is not part of the scop.
6233 Update dominators after splitting.
6235 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6237 * graphite.c (is_bb_addable): Return the harmful statement.
6238 Factor up some code.
6239 (end_scop): New. Splits end of scope bbs on a harmful statement.
6240 (build_scops_1): Call end_scop.
6242 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
6244 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
6245 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
6246 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
6247 build_scops_1): Removed.
6248 (build_scops_2): Renamed build_scops_1.
6250 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6252 * graphite.c: Fix formatting.
6254 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6256 * graphite.c (get_bb_type): New.
6258 (build_scops_2): New.
6259 (is_bb_addable): New.
6260 (build_scops): Switch the scop detection.
6261 (build_scop_bbs): Add entry bb to scop.
6262 * graphite.h (struct scop): Update comment.
6264 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6266 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
6269 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6271 * gcc.dg/graphite/scop-1.c: Update.
6272 * gcc.dg/graphite/scop-2.c: Update.
6273 * gcc.dg/graphite/scop-4.c: Update.
6274 * gcc.dg/graphite/scop-5.c: Add.
6275 * gcc.dg/graphite/scop-6.c: Add.
6277 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
6279 * gcc.dg/graphite/scop-0.c: Add.
6280 * gcc.dg/graphite/scop-7.c: Add.
6281 * gcc.dg/graphite/scop-8.c: Add.
6282 * gcc.dg/graphite/scop-9.c: Add.
6283 * gcc.dg/graphite/scop-10.c: Add.
6285 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
6287 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
6288 Check affine expressions depending on the outermost loop
6290 (stmt_simple_for_scop_p): Same.
6291 (harmfule_stmt_in_scop): Same.
6293 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
6295 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
6296 mark entry and exit, that are not part of the SCoP and update HTML
6299 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
6301 * graphite.c (basic_block_simple_for_scop_p): Renamed
6303 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
6304 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
6305 (all_preds_visited_p, all_succs_visited_p,
6306 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
6307 scop_end_loop): New.
6308 (build_scops): Do not use dfs_enumerate_from.
6310 * gcc.dg/graphite/scop-{1,2,4}.c: Updated.
6312 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6314 * graphite.c: Add comments to functions that are missing a
6316 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
6318 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
6320 * graphite.c (nb_params_in_scop): Moved...
6321 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
6322 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
6323 (clast_to_gcc_expression): Reduce column size to less than 80.
6324 (graphite_create_iv): Return the new name of the IV.
6325 (find_transform): Set options->esp and options->cpp.
6326 (gloog): Comment out the invalidation of the old loop code.
6327 (initialize_dependence_polyhedron): Replace scop_nb_params with
6330 * graphite.h (nb_params_in_scop): ... here.
6331 (scop_nb_params): Removed.
6332 (loop_domain_dim): Return something even when the loop was not
6333 found in the hash table: avoid ICEing on all the graphite.exp
6336 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6338 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
6340 * graphite.c (build_scop_dynamic_schedules): Schedule is built
6341 according to nesting level.
6342 (find_scop_parameters): Call instantiate_parameters.
6343 (scan_tree_for_params): Extend it to handle general affine bounds.
6344 Inner loop bound can depend on outer loop induction variable.
6345 (setup_cloog_loop): tmp variable is allocated on stack. Call
6346 instantiate_parameters with respect to outermost_loop_in_scop.
6347 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
6349 (create_empty_loop): Function loopify should be given edge
6350 probability, instead of edge frequency. Dominance relation from
6351 switch_bb to loop_header.
6352 (clast_to_gcc_expression): Added handling of clast_reduction node.
6353 (gloog): New functionality for removing old loop.
6354 (test_dependence): Factored out from build_rdg_all_levels.
6355 (build_rdg_all_levels): Dependence testing factored out to
6356 test_dependence function.
6358 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
6359 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
6362 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
6364 * graphite.c (free_scop, param_index, initialize_cloog_names,
6365 nb_params_in_scop): Use name_tree map instead of just a tree
6366 for keeping track of the variable name associated to that tree.
6367 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
6368 clast_to_gcc_expression, graphite_create_iv,
6369 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
6370 graphite_stmt_to_gcc_stmt): New.
6371 (gloog): Call these.
6372 * graphite.h (struct name_tree): New.
6373 (struct scop): Use name_tree instead of tree for params.
6374 Store a vector of name_tree for new_ivs.
6376 (scop_nb_params): Use name_tree instead of tree.
6378 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
6379 Sebastian Pop <sebastian.pop@amd.com>
6381 * tree-bounds.c: New.
6382 * tree-bounds.h: New.
6383 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
6384 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
6385 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
6389 * c-cppbuiltin.c: Same.
6393 * tree-outof-ssa.c: Same.
6395 * Makefile.in: Same.
6397 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
6398 Sebastian Pop <sebastian.pop@amd.com>
6400 * tree-loop-distribution.c (remaining_stmts,
6401 upstream_mem_writes): Removed static variables.
6402 (copy_loop_before, create_bb_after_loop,
6403 mark_nodes_having_upstream_mem_writes, free_rdg_components,
6404 rdg_build_components, rdg_build_partitions,
6405 dump_rdg_partitions): Extern.
6406 (generate_loops_for_partition, generate_code_for_partition): Do not
6408 (already_processed_vertex_p, predecessor_has_mem_write,
6409 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
6410 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
6411 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
6412 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
6413 Pass remaining_stmts and upstream_mem_writes as parameters.
6414 (rdg_component): Moved...
6415 (build_rdg_partition_for_component): Do not aggregate components when
6416 flag_streamize_loops is set.
6417 (gen_sequential_loops): New.
6418 (ldist_gen): Call gen_sequential_loops.
6420 * tree-pass.h (pass_loop_streamization): Declared.
6422 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
6423 basic blocks when loops structures exist.
6425 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
6427 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
6429 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6430 eliminate_local_variables_stmt, eliminate_local_variables,
6431 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6432 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6433 of code delimited by two edges in the CFG.
6434 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6435 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6436 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6437 the case of parallelisation of reductions.
6438 (create_loop_fn): Extern.
6439 (create_omp_parallel_region): New.
6441 * tree-data-ref.c (dump_data_dependence_relation): Don't call
6442 dump_data_reference for printing dra and drb.
6443 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
6445 (build_rdg): Don't call free_dependence_relations for the moment, as
6446 we attach dependence relations on each edge of the RDG.
6449 * tree-data-ref.h (rdg_component): ...here.
6450 (struct rdg_edge): New field ddr_p relation.
6451 (RDGE_RELATION): New.
6452 (create_bb_after_loop, copy_loop_before,
6453 mark_nodes_having_upstream_mem_writes, rdg_build_components,
6454 rdg_build_partitions, dump_rdg_partitions,
6455 free_rdg_components): Declared.
6457 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
6458 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
6460 * tree-loop-streamization.c: New.
6462 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
6463 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
6465 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
6467 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6469 * passes.c: Schedule pass_loop_streamization.
6471 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
6473 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
6476 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
6478 * graphite.c (dot_all_scops): Update formatting.
6479 Bbs can now be part of more than one SCoP.
6481 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
6483 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
6485 (loop_domain_dim): Check for unregistered toplev SCOP loop.
6486 * graphite.h (loop_to_cloog_loop): New.
6488 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6490 * graphite.c (loop_domain_dim, ref_nb_loops,
6491 loop_iteration_vector_dim): New.
6492 (build_access_matrix_with_af, build_access_matrix,
6493 initialize_dependence_polyhedron): Fixed for new matrix layout.
6494 No longer assume that all iteration domains are of the same
6497 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
6499 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
6500 defined in a loop at depth 0 is invariant.
6501 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
6502 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
6503 be called at loop depth 0.
6505 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
6507 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
6508 (down_open_scop): Removed.
6509 (loop_in_scop_p): Redefined.
6510 (scop_affine_expr): New argument: scop.
6511 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
6512 a harmful statement ending a scop.
6513 (basic_block_simple_for_scop_p): New argument: scop.
6514 (get_loop_start): Removed.
6515 (new_scop): Initialize SCOP_LOOPS.
6516 (free_scop): Free SCOP_LOOPS.
6517 (succs_at_same_depth, preds_at_same_depth): New.
6518 (end_scop): Test the validity of a scop.
6519 (add_dominators_to_open_scops): New.
6520 (test_for_scop_bound): Call add_dominators_to_open_scops.
6521 Add cases for opening and closing multiple scops.
6522 (build_scops, build_scop_bbs): Iterate over basic blocks in
6524 (build_graphite_bb): Pass scop directly.
6525 (dfs_bb_in_scop_p): New.
6526 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
6528 (nb_loops_around_gb): Use loop_in_scop_p.
6529 (schedule_to_scattering): Disabled for the moment the code computing
6530 the "textual order for outer loop".
6532 * graphite.h (struct scop): New field loops.
6534 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
6536 * gcc.dg/graphite/scop-{1,...,7}.c: Updated.
6538 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
6539 Sebastian Pop <sebastian.pop@amd.com>
6541 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
6542 * common.opt (fstreamize-loops): New.
6543 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
6544 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
6545 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
6546 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
6548 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6550 * tree-data-ref.c (build_empty_rdg): New.
6551 (build_rdg): Use it.
6552 * tree-data-ref.h (build_empty_rdg): Declared.
6553 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
6554 (find_vertex_for_stmt): Removed.
6555 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
6557 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
6559 * tree-loop-distribution.c (generate_builtin): After cancelling the
6560 loop tree, also delete basic blocks.
6561 (rdg_flag_uses): Stop recursion when a vertex has already been
6564 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6566 * graphite.c (build_scop_alpha): Removed.
6567 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6568 and dump_dependence_graph to avoid compiler warnings.
6570 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6572 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6573 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6574 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6575 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6576 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6577 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6578 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6579 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6580 dump_dependence_graph): New.
6581 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6583 (struct scop): New field loop2cloog_loop.
6584 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6585 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6587 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6589 * graphite.c (build_graphite_bb): Fix initialization
6590 of the graphite basic block.
6592 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6594 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6595 loop domain matrix. Pass in the number of loops contained in the
6597 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6598 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6599 loops that are not surrounding the current loop are not represented
6600 in the domain constraint matrix.
6601 (build_scop_iteration_domain): Initial domain constraint matrix
6602 contains only the eq/ineq, cst, and scop parameters columns.
6604 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6606 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6607 (print_graphite_bb): Print scattering.
6609 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6611 * graphite.c (initialize_cloog_names): Initialize names of
6612 scattering variables.
6614 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6616 * graphite.c (dot_all_scops_1): Disable debug output while
6619 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6621 * graphite.c (find_transform): Change cloog output language to C.
6623 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6625 * tree-loop-distribution.c (generate_memset_zero,
6626 generate_builtin, generate_code_for_partition,
6627 rdg_flag_all_uses): New.
6628 (rdg_flag_uses): Gather in the same partition the statements defining
6629 the VUSES of the current statement.
6630 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6631 Gather in the same partition not only the stores to the same memory
6632 access, but also the reads.
6633 (ldist_generate_loops): Renamed ldist_gen.
6635 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6636 Tobias Grosser <grosser@fmi.uni-passau.de>
6638 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6639 next pointer, don't use the inner pointer.
6641 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6643 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6644 (find_transform): Call dot_all_1.
6645 * graphite.h (dot_all_scops): Declared.
6647 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6649 * tree-loop-distribution.c: Fix apsi.f ICE.
6650 (create_bb_after_loop): New.
6651 (generate_loops_for_partition): Use it.
6652 * gfortran.dg/ldist-1.f90: New.
6654 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6655 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6657 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6659 * graphite.c (find_transform): Dump cloog program sent to cloog.
6661 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6663 * graphite.c (initialize_cloog_names): Initialize cloog
6666 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6668 * graphite.c (build_scop_context): Fix typo, for the matrix
6669 format: insert '0 >= 0' instead of '-1 >= 0'.
6671 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6673 * Fix merge problems.
6675 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6677 * graphite.c (setup_cloog_loop): Fix typo.
6679 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6681 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6682 * tree-loop-distribution.c: Reimplemented.
6683 * tree-pass.h (pass_loop_distribution): New.
6684 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6686 * graphds.h (struct graph): New field indexes.
6687 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6689 * tree-vect-analyze.c: Remove declaration of static functions when not
6691 * tree-vectorizer.c: Same.
6692 (rename_variables_in_loop): Now extern.
6693 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6694 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6695 calling redirect_edge_and_branch_force.
6697 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6699 * tree-data-ref.c: Don't include tree-chrec.h.
6700 (debug_data_dependence_relations): New.
6701 (dump_data_dependence_relation): Call dump_data_reference on data refs
6703 (same_access_functions): Moved...
6704 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6705 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6706 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6707 struct rdg_vertex_info, ): New.
6708 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6710 (create_rdg_vertices): Initialize the htab of graph->indexes.
6711 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6712 (stmts_from_loop): Don't save LABEL_EXPR.
6713 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6714 hash_stmt_vertex_del): New.
6715 (build_rdg): Initialize rdg->indexes.
6716 (free_rdg, stores_from_loop, ref_base_address,
6717 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6718 have_similar_memory_accesses_1, ref_base_address_1,
6719 remove_similar_memory_refs): New.
6721 * tree-data-ref.h: Include tree-chrec.h.
6722 (debug_data_dependence_relations): Declared.
6723 (same_access_functions): ...here. Now static inline.
6724 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6725 ddr_dependence_level): New.
6726 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6727 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6728 RDG_MEM_READS_STMT): New.
6729 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6730 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6731 rdg_vertex_for_stmt): Declared.
6732 (struct rdg_edge): New field level.
6733 (RDGE_LEVEL, free_rdg): New.
6734 (stores_from_loop, remove_similar_memory_refs,
6735 rdg_defs_used_in_other_loops_p,
6736 have_similar_memory_accesses): Declared.
6737 (rdg_has_similar_memory_accesses): New.
6739 * lambda.h (dependence_level): New.
6740 * common.opt (ftree-loop-distribution): New.
6741 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6742 (print_loop_ir): Renamed print_loops.
6743 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6744 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6745 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6746 (tree-loop-distribution.o): Added.
6747 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6748 (mark_virtual_ops_in_bb): New.
6749 (print_loops_bb, debug_loop_num, debug_loop): New.
6750 * passes.c: Scheduled pass_loop_distribution.
6752 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6754 * graphite.c (scan_tree_for_params): Correct the number of columns
6756 (nb_flat_iterator): New.
6757 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6758 (build_scop_iteration_domain): Correct the number of columns for
6761 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6763 * Merge from mainline (129697:130800).
6765 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6767 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6768 dominated by SCoP's exit.
6769 (graphite_transform_loops): Compute post dominators.
6771 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6773 * Merge from mainline (127169:129697).
6775 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6777 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6778 parameter for the basic block that contains the expression. Use
6779 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6780 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6782 * graphite.h (gbb_loop): New.
6783 (GBB_LOOP): Removed.
6785 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6787 * Makefile.in: Fix merge problem.
6789 2007-08-03 Sebastian Pop <sebpop@gmail.com>
6791 * Merge from mainline (125309:127169).
6792 * tree-loop-distribution.c: Disabled.
6794 2007-06-05 Sebastian Pop <sebpop@gmail.com>
6796 * Merge from mainline (r123693:125309).
6798 2007-05-30 Sebastian Pop <sebpop@gmail.com>
6800 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6802 (correct_modify_p, check_statements, number_of_lvalue_uses,
6803 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6804 instead of MODIFY_EXPR.
6805 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6808 2007-05-24 Sebastian Pop <sebpop@gmail.com>
6810 * tree-loop-distribution.c (struct rdg): Replace arrays by
6811 VECs for edges and vertices.
6812 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6813 (RDGV_NB_PARTITIONS): New.
6814 (PRDG_NBV, PRDG_NBE): Removed.
6815 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6816 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6817 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6819 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6820 Sebastian Pop <sebpop@gmail.com>
6822 * doc/invoke.texi (-ftree-loop-distribution): Document.
6823 * tree-loop-distribution.c: New file.
6824 * tree-pass.h (pass_loop_distribution): Declared.
6825 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6826 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6828 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6829 (DDR_REVERSED_P): New.
6830 * common.opt (-ftree-loop-distribution): New.
6831 * tree-flow.h (distribute_loops): Declared.
6832 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6833 * passes.c (init_optimization_passes): Schedule loop distribution.
6835 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6837 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6838 (print_scop): Don't print when scop is NULL.
6839 (build_scop_context, find_transform): Don't output to stderr.
6841 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6843 * tree-data-ref.c: Don't include graphite.h.
6844 Comment out the code for printing data reference's scop.
6845 (build_access_matrix_with_af): Moved...
6846 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6847 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6848 (print_graphite_bb): Print basic block's schedule.
6849 (print_scop): Don't print the schedule, call cloog's pretty printer.
6850 (bb_in_scop_p): A basic block is in a scop only if it is both
6851 dominated and postdominated by the scop's entry and exit basic blocks.
6852 (function_parameter_p): New.
6853 (invariant_in_scop_p): Use function_parameter_p.
6854 (new_scop, save_scop): New.
6855 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6857 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6858 (loop_in_scop_p): New.
6859 (scop_record_loop): Use loop_in_scop_p.
6860 (build_scop_domain): Renamed build_scop_iteration_domain.
6861 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6862 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6863 setup_cloog_loop, dot_scop_1, dot_scop): New.
6864 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6865 (struct scop): Add a pointer to cloog's representation of a program.
6867 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6869 * doc/invoke.texi (-ftree-check-verbose): Renamed
6870 -ftree-checks-verbose.
6871 * common.opt (flag_tree_check_verbose): Renamed
6872 flag_tree_checks_verbose.
6873 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6875 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6877 * configure: Regenerated.
6878 * config.in: Regenerated.
6879 * tree-ssa-loop.c (graphite_transforms): Execute
6880 graphite_transform_loops only when HAVE_cloog.
6881 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6882 * graphite.c: Include polylibgmp.h and cloog.h.
6883 (graphite_transform_loops): Removed loops parameter.
6884 * tree-flow.h (graphite_transform_loops): Update declaration.
6885 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6886 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6887 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6888 (OBJS-common): Remove dependence on graphite.o.
6889 (BACKEND): Depend on @GRAPHITE@.
6891 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6893 * doc/invoke.texi (-ftree-check-verbose): Documented.
6894 * gcc.dg/tree-checker/tree-checks-1.c: New.
6895 * gcc.dg/tree-checker/tree-checks-2.c: New.
6896 * gcc.dg/tree-checker/tree-checks-3.c: New.
6897 * gcc.dg/tree-checker/tree-checks-4.c: New.
6898 * gcc.dg/tree-checker/tree-checks.exp: New.
6899 * gcc.dg/tree-checker/condates.crp: New.
6900 * common.opt (ftree-checks-verbose): New.
6901 * tree-check.c (tree_check_warning): Move extra stderr output
6902 under control of flag_tree_check_verbose.
6904 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6906 * tree-match.c: Fix comments formatting.
6907 * tree-match.h: Fix comments formatting.
6908 * tree-check.c: Fix comments formatting.
6909 (tree_check_init): Restructure.
6911 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6913 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6915 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6917 * Merge from mainline (r120733:123693).
6919 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6921 * condate.y: New file.
6922 * tree-match.h (struct patt_info_s): New field sign.
6923 (struct condate_s): New field msg.
6924 (normalize_condate, name_condate, add_condate): New.
6925 (conds[], condate_parse): Made extern.
6926 * tree-check.c (tree_check_warning): First arg changed to cond;
6927 warning reformatted.
6928 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6930 (tree_check): Process trivial condates.
6931 (read_delimited_string): Removed.
6932 (print_cond): Print name and msg.
6933 (conds[]): Made extern.
6934 (parse_tree_check_file_once): Rewritten to use the parser in
6936 Processing of option --tree_check_string moved to tree_scan().
6937 * Makefile.in: Added condate.y
6939 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6941 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6942 Use VECs instead of varrays.
6943 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6944 * Makefile.in (pretty-print.o): Depend on vec.h.
6945 * pretty-print.c: Include tree.h and vec.h.
6946 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6947 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6948 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6949 pp_free_list): Use VECs instead of varrays.
6950 * pretty-print.h: Do not include varray.h.
6951 (struct tree_chunk_s): Declaration moved before its use.
6952 (output_buffer): Rename varray field to chunks.
6953 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6954 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6955 save_global_holes): Use VECs instead of varrays.
6956 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6957 * tree-check.c (scan_cfg_stmts, push_node,
6958 print_matching_stmt): Removed.
6959 (tree_check_instance, push_global_holes_if_new, tree_check,
6960 execute_tree_check): Use VECs instead of varrays.
6961 (gate_tree_check): Don't execute the CFG check when basic_block_info
6964 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6966 * Merge from mainline (r115016:120733).
6968 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6970 * Merge from mainline (r117632:117661).
6972 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6974 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6975 * tree-pass.h (TDF_DEBUG, debug_p): New.
6976 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6977 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6978 get_loop_exit_condition, analyze_evolution_in_loop,
6979 analyze_initial_condition, analyze_scalar_evolution,
6980 instantiate_parameters, number_of_latch_executions): Use debug_p.
6981 * tree-chrec.c (chrec_apply): Use debug_p.
6982 * tree-data-ref.c: Include graphite.h.
6983 (dump_data_reference): Print also the access matrix.
6984 (analyze_array, analyze_indirect_ref, init_data_ref,
6985 analyze_offset_expr, address_analysis, object_analysis,
6986 create_data_ref, finalize_ddr_dependent,
6987 non_affine_dependence_relation, analyze_ziv_subscript,
6988 analyze_siv_subscript_cst_affine,
6989 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6990 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6991 analyze_miv_subscript, analyze_overlapping_iterations,
6992 build_classic_dist_vector, subscript_dependence_tester,
6993 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6994 (build_access_matrix_with_af): No longer static.
6995 * tree-data-ref.h (scop_p): ... declaration here.
6996 (data_reference.scop): New field.
6997 (DR_SCOP, DR_ACCESS_MATRIX): New.
6998 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6999 * graphite.c (print_graphite_bb): Call dump_data_references.
7000 (print_scop): Use scop_nb_loops and scop_dim_domain.
7001 (test_for_scop_bound): Use debug_p.
7002 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
7004 (scop_loop_index): Moved...
7005 (scop_record_loop): New.
7006 (build_scop_loop_nests): Use scop_record_loop.
7007 (build_scop_domain): Use scop_dim_domain.
7008 (build_access_matrix): Implemented.
7009 (build_scop_canonical_schedules): Use scop_nb_loops.
7010 (build_graphite_bb): Initialize GBB_SCOP.
7011 * graphite.h (scop_p): Moved...
7012 (graphite_bb.scop): New field.
7013 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
7014 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
7015 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
7016 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
7017 scop_loop_index): New.
7018 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
7020 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
7022 * Merge from mainline (r117661:120450).
7024 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
7026 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
7027 at the first declaration outside the varying loop, instantiate as
7029 * tree-chrec.c (for_each_scev_op): New.
7030 * tree-chrec.h (for_each_scev_op): Declared.
7031 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
7032 * tree-data-ref.c (get_references_in_stmt,
7033 find_data_references_in_stmt): New, from trunk.
7034 (find_data_references_in_loop): Use get_references_in_stmt
7035 and find_data_references_in_loop, modified as in trunk.
7036 (build_access_matrix_with_af): New.
7037 * tree-data-ref.h (data_reference): Add a field access_matrix.
7038 (data_ref_loc): New, as in trunk.
7039 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
7040 invariant_in_scop_p, param_index, scan_tree_for_params,
7041 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
7042 idx_record_param, idx_record_params, build_access_matrix,
7043 build_scop_data_accesses, build_scop_canonical_schedules,
7044 build_graphite_bb, build_scop_bbs, find_params_in_bb,
7045 build_scop_params): New.
7046 * graphite.h (graphite_bb): New.
7047 (scop): Add fields static_schedule, params, loop_nest,
7049 * lambda.h: Declare vecs of lambda_matrix.
7050 * tree-flow.h (print_loop_ir_bb): Declared.
7051 * tree-cfg.c (print_loop_ir_bb): New.
7052 (print_loop): Use print_loop_ir_bb.
7054 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
7056 * Merge from mainline (r115016:117632).
7058 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
7060 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
7061 break due to a warning.
7063 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
7065 * graphite.c (print_scops, debug_scops): New.
7066 (graphite_transform): Renamed graphite_find_transform.
7067 * graphite.h (debug_scops): Declared.
7069 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
7071 * tree-match.c: Reformat following the GNU style.
7072 * tree-match.h: Reformat following the GNU style.
7073 * tree-pattern.h: Removed empty file.
7074 * Makefile.in: Remove references to tree-pattern.h.
7075 * tree-check.c: Reformat following the GNU style.
7076 (execute_tree_check): Move gate condition code to...
7077 (gate_tree_check): ...here. New function.
7078 (pass_check): Use the gate function.
7080 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
7082 * tree-pattern.h: New. Tree pattern matching and checking using
7084 * tree-check.c: New. Tree/CFG checking pass.
7085 * tree-match.c: New. Library for tree pattern matching.
7086 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
7087 * toplev.c, flags.h: Add globals for tree-check pass.
7088 * Makefile.in: Integrate the files in tree-check pass.
7089 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
7090 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
7091 Introduce a "lazy" pretty-print mode.
7092 * tree.c, tree.h: Add tree_name.
7094 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
7096 * doc/invoke.texi (-fgraphite): Correct typo.
7097 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
7098 use of print_loop_ir.
7099 * gcc.dg/graphite/scop-1.c: New.
7100 * gcc.dg/graphite/scop-2.c: New.
7101 * gcc.dg/graphite/graphite.exp: New.
7102 * graphite.c: Include domwalk.h.
7103 (print_scop): Print only the entry and exit blocks.
7104 (debug_scop): No longer static.
7105 (affine_expr): Fix formating. Return also true when the expression is
7107 (stmt_simple_for_scop_p): Fix formating.
7108 (build_scops): Use domwalk.
7109 (get_loop_start, end_scop, test_for_scop_bound): New.
7110 (graphite_transform_loops): Avoid printing on stderr.
7111 * graphite.h (debug_scop): Declared.
7112 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
7113 * Makefile.in (graphite.o): Depend on domwalk.h.
7114 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
7115 declarations for static functions.
7116 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
7117 controlling output verbosity.
7119 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
7120 Plesco Alexandru <shurikx@gmail.com>
7122 * doc/invoke.texi (-fgraphite): Document.
7123 * tree-pass.h (pass_graphite_transforms): Declared.
7124 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
7125 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
7126 (pass_graphite_transforms): Defined.
7127 * tree-data-ref.c (free_data_ref, data_reference): Extern.
7128 * tree-data-ref.h (free_data_ref, data_reference): Declared.
7129 * graphite.c, graphite.h: New.
7130 * common.opt (fgraphite): Declared.
7131 * tree-flow.h (graphite_transform_loops): Declared.
7132 * Makefile.in (OBJS-common): Add graphite.o.
7133 (graphite.o): New rule.
7134 * passes.c (pass_graphite_transforms): Scheduled.