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1 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
2
3         PR middle-end/42178
4         PR middle-end/42334
5         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
6         index.  Call lst_interchange_select_inner only once.
7         (lst_interchange_select_inner): Update use of lst_try_interchange.
8         (lst_interchange_select_outer): Update.
9
10 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
11
12         PR middle-end/42178
13         PR middle-end/42334
14         * graphite-interchange.c (lst_try_interchange): Do not increment the
15         the OUTER index when there is no AFTER kernel.  Do not increment the
16         OUTER index for after processing the AFTER kernel.
17         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
18         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
19         index.  Do not pass to lst_interchange_select_inner the OUTER index.
20         (scop_do_interchange): Update use of lst_interchange_select_outer.
21
22         * testsuite/gfortran.dg/graphite/graphite.exp
23         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
24         * testsuite/gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
25         the graphite dump file.
26         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
27         * testsuite/gfortran.dg/graphite/pr42334-1.f: New.
28
29 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
30
31         PR middle-end/42178
32         PR middle-end/42334
33         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
34         that are empty.
35         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
36         (lst_try_interchange): Reimplemented.
37         (lst_interchange_select_inner): Same.
38         (lst_do_interchange): Renamed lst_interchange_select_outer.
39         Reimplemented.
40         (scop_do_interchange): Update use of lst_interchange_select_outer.
41
42         * testsuite/g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
43         * testsuite/gcc.dg/graphite/block-0.c: Un-XFAILed.
44         * testsuite/gcc.dg/graphite/pr42211.c: New.
45         * testsuite/gfortran.dg/graphite/pr42334.f90: New.
46
47 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
48
49         PR middle-end/42181
50         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
51         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
52
53         * testsuite/gfortran.dg/graphite/pr42181.f90: New.
54
55 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
56
57         PR middle-end/42284
58         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
59         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
60         (detect_commutative_reduction_arg): Simplified.
61         (detect_commutative_reduction): Early return when the argument of
62         the close phi is not of an SSA_NAME.
63
64         * testsuite/gcc.dg/graphite/pr42284.c: New.
65
66 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
67
68         * dbgcnt.def (graphite_scop): New counter.
69         * graphite.c: Include dbgcnt.h
70         (graphite_transform_loops): Use new counter to limit transformations.
71
72 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
73
74         PR middle-end/42285
75         * graphite-scop-detection.c (graphite_can_represent_init): Also
76         handle more complex MULT_EXPRs containing parameters by recursion
77         on the structure.
78
79         * testsuite/gfortran.dg/graphite/pr42285.f90: New.
80
81 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
82
83         * testsuite/g++.dg/graphite/pr42130.C: Fix type.
84
85 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
86
87         * testsuite/g++.dg/graphite/pr42130.C: Correct testcase.
88
89 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
90
91         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
92         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
93
94 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
95
96         PR middle-end/42130
97         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
98         translate_clast_for_loop): New.
99         (translate_clast_for): Add a condition around the loop, to do not
100         execute loops with zero iterations.
101         * testsuite/g++.dg/graphite/pr42130.C: New.
102         * testsuite/gcc.dg/graphite/pr35356-2.c: Adapt.
103
104 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
105
106         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
107         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
108         Remove context_loop and level.
109
110 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
111
112         * graphite-clast-to-gimple.c (translate_clast_user,
113         translate_clast_for, translate_clast_guard): Simplify and move common
114         elements to translate_clast().
115         (translate_clast): Simplify and get common elements.
116
117 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
118
119         * graphite-clast-to-gimple.c (translate_clast_user,
120         translate_clast_for, translate_clast_guard): Split out of
121         translate_clast.
122
123 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
124
125         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
126         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
127         debug_clast_name_indexes_1, debug_clast_name_indexes,
128         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
129         (clast_name_to_gcc, clast_to_gcc_expression,
130         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
131         gcc_type_for_clast_eq, graphite_translate_clast_equation,
132         graphite_create_guard_cond_expr, graphite_create_new_loop,
133         translate_clast): Add params_index.
134         (initialize_cloog_names): Create parameter strings from scratch, do
135         not reference other strings.
136         (create_params_index): New.
137         (gloog): Initialize params_index.
138         * graphite-scop-detection (free_scops_1): Removed.
139         (limit_scops): Use normal free_scops.
140         * graphite-sese-to-poly.c (save_var_names): Removed.
141         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
142         and SESE_PARAMS_INDEX.
143         * sese.c (new_sese, free_sese): Dito.
144         * sese.h (struct sese): Remove params_index, params_names.
145         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
146
147 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
148
149         Revert the following patch from 2009-09-14:
150         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
151         tree-scalar-evolution.h, and then tree-data-ref.h.
152         * graphite-clast-to-gimple.c: Same.
153         * graphite-dependences.c: Same.
154         * graphite-interchange.c: Same.
155         * graphite-poly.c: Same.
156         * graphite-scop-detection.c: Same.
157         * graphite-sese-to-poly.c: Same.
158         * graphite.c: Same.
159         * lambda-code.c: Same.
160         * matrix-reorg.c: Same.
161         * tree-data-ref.c: Same.
162         * tree-if-conv.c: Same.
163         * tree-loop-distribu: Same.: Same.
164         * tree-loop-linear.c: Same.
165         * tree-parloops.c: Same.
166         * tree-predcom.c: Same.
167         * tree-vect-patterns.c: Same.
168
169 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
170
171         Revert patch from 2009-09-14.
172         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
173         passes at -O1 and below.
174
175 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
176
177         PR middle-end/40281
178         * testsuite/gcc.dg/graphite/pr40281.c: New.
179
180         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
181         evolutions should not variate in inner loops.
182
183 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
184
185         PR middle-end/42050
186         * testsuite/gfortran.dg/graphite/pr42050.f90: New.
187
188 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
189
190         * graphite-interchange.c (memory_strides_in_loop_depth): New.
191         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
192
193 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
194
195         * graphite-blocking.c (scop_do_block): New.
196         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
197         * graphite-poly.h (scop_do_block): Declared.
198
199 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
200
201         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
202         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
203         to transform depth into the time_depth before calling
204         pbb_number_of_iterations_at_time.
205         (lst_do_strip_mine): Use a scalar variable instead of recomputing
206         lst_depth.
207
208 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
209
210         Reverted the patch for "scattering permutations" from 2009-10-28.
211
212         * graphite-poly.c (print_permutation): New.
213         (debug_permutation): New.
214         (new_poly_bb): Initialize PBB_PERMUTATION.
215         (free_poly_bb): Free PBB_PERMUTATION.
216         * graphite-poly.h (pbb_permutation_elt_p): Declared.
217         (struct pbb_permutation_elt): New.
218         (PBB_PERMUTATION_ELT_STRIDE): New.
219         (PBB_PERMUTATION_ELT_STRIDED_P): New.
220         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
221         (new_pbb_permutation_elt): New.
222         (pbb_permutation_elt_free): New.
223         (struct poly_bb): Add field permutation.
224         (PBB_PERMUTATION): New.
225         (print_permutation): Declared.
226         (debug_permutation): Declared.
227
228 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
229
230         * graphite-interchange.c (build_partial_difference): New.
231         (memory_stride_in_loop): Refactored the computation of
232         equality constraints into build_partial_difference function.
233         Added support for debugging stride computations.
234
235 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
236
237         * graphite-clast-to-gimple.c (gloog): Free if_region,
238         if_region->true_region, and if_region->region.
239         * sese.c (if_region_set_false_region): Free if_region->false_region.
240         (create_if_region_on_edge): Do not use GGC_NEW.
241         (move_sese_in_condition): Remove useless initialization.
242
243 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
244
245         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
246         for the loops created by the loop distribution.  Do not modify the
247         input LSTs.
248         (lst_try_interchange_loops): Same.  Use a temporary LST for the
249         transformed schedule.  Call lst_update_scattering before data
250         dependence analysis.
251         (lst_try_interchange): Pass an extra parameter INDEX.
252         (lst_do_interchange_1): New.
253         (lst_do_interchange): Call lst_do_interchange_1.
254         (scop_do_interchange): Call lst_update_scattering.
255         * graphite-poly.c (apply_poly_transforms): Do not call
256         lst_update_scattering.
257         * graphite-poly.h (lst_pred): New.
258         (lst_succ): New.
259         (lst_find_first_pbb): Return NULL when not found.
260         (lst_empty_p): New.
261         (lst_insert_in_sequence): Allow LST1 to be NULL.
262         (lst_replace): New.
263         (lst_substitute_3): New.
264         * gcc.dg/graphite/interchange-1.c: XFail.
265         * gcc.dg/graphite/interchange-8.c: XFail.
266         * gcc.dg/graphite/interchange-11.c: XFail.
267
268 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
269
270         * graphite-interchange.c (lst_perfectly_nested_p): New.
271         (lst_perfect_nestify): New.
272         (lst_try_interchange_loops): Call store_lst_schedule,
273         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
274         (scop_do_interchange): Avoid redundant legality test.
275         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
276         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
277         * graphite-poly.h (psct_static_dim): New.
278         (lst_dewey_number_at_depth): New.
279         (lst_find_pbb): Restructured.
280         (lst_find_first_pbb): Restructured.
281         (lst_find_last_pbb): New.
282         (lst_contains_p): New.
283         (lst_contains_pbb): New.
284         (lst_create_nest): New.
285         (lst_remove_from_sequence): New.
286         (pbb_update_scattering): New.
287         (lst_update_scattering_under): New.
288         (lst_update_scattering_seq): New.
289         (lst_update_scattering): New.
290         (lst_insert_in_sequence): New.
291         (lst_distribute_lst): New.
292         (lst_remove_all_before_including_pbb): New.
293         (lst_remove_all_before_excluding_pbb): New.
294
295 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
296
297         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
298         get_loop_exit_edges.
299
300 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
301
302         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
303
304 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
305
306         * graphite-poly.c (print_permutation): New.
307         (debug_permutation): New.
308         (new_poly_bb): Initialize PBB_PERMUTATION.
309         (free_poly_bb): Free PBB_PERMUTATION.
310         * graphite-poly.h (pbb_permutation_elt_p): Declared.
311         (struct pbb_permutation_elt): New.
312         (PBB_PERMUTATION_ELT_STRIDE): New.
313         (PBB_PERMUTATION_ELT_STRIDED_P): New.
314         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
315         (new_pbb_permutation_elt): New.
316         (pbb_permutation_elt_free): New.
317         (struct poly_bb): Add field permutation.
318         (PBB_PERMUTATION): New.
319         (print_permutation): Declared.
320         (debug_permutation): Declared.
321
322 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
323
324         * graphite-clast-to-gimple.c (gloog): Do not call
325         sese_reset_aux_in_loops.
326         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
327         extra argument for domains.  Do not use loop->aux.
328         (build_scop_iteration_domain): Initialize and free domains, pass it
329         to build_loop_iteration_domains and extract the information from
330         domains.  Do not use loop->aux.
331         * sese.c (sese_reset_aux_in_loops): Removed.
332         * sese.h (sese_reset_aux_in_loops): Removed.
333
334 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
335
336         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
337         (dependency_in_loop_p): Same.
338         (translate_clast): Do not use loop->aux.  Initialize
339         loop->can_be_parallel.
340         (mark_loops_parallel): Removed.
341         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
342         * graphite.c (free_aux_in_new_loops): Removed.
343         (graphite_finalize): Do not call free_aux_in_new_loops.
344         (graphite_transform_loops): Do not call mark_loops_parallel.
345
346 2009-10-26  Li Feng  <nemokingdom@gmail.com>
347
348         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
349         (translate_clast): Pass an extra parameter LEVEL.
350         Call get_scattering_level.
351         * graphite-clast-to-gimple.h (get_scattering_level): New.
352
353 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
354
355         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
356         * cfgloop.h (struct loop): New field single_iv.
357
358         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
359         loop->aux anymore: use loop->single_iv.
360         (graphite_loop_normal_form): Moved...
361         (build_graphite_loop_normal_form): Removed.
362         (gloog): Do not call build_graphite_loop_normal_form.
363         (free_aux_in_new_loops): Moved...
364         (mark_loops_parallel): Restructure.
365         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
366         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
367         (scop_canonicalize_loops): New.
368         (build_poly_scop): Call scop_canonicalize_loops.
369         * graphite.c (free_aux_in_new_loops): ...here.
370
371 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
372
373         * g++.dg/graphite/graphite.exp: Add the same rules as in
374         gcc.dg/graphite/graphite.exp.
375
376 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
377
378         * g++.dg/graphite/id-1.C: New.
379
380 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
381
382         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
383         argument base_name.
384         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
385         (rewrite_phi_out_of_ssa): Same.
386         (rewrite_cross_bb_scalar_deps): Same.
387         (translate_scalar_reduction_to_array): Same.
388
389 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
390
391         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
392         dump_alias_graphs.
393
394 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
395
396         * graphite-sese-to-poly.c (dump_alias_graphs): New.
397         (build_scop_drs): Call dump_alias_graphs.
398
399 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
400
401         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
402         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
403         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
404         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
405         * graphite-poly.h (free_lst): New.
406         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
407         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
408
409 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
410
411         * graphite-poly.h (struct scop): Add a field saved_schedule.
412         (SCOP_SAVED_SCHEDULE): New.
413         (store_lst_schedule): New.
414         (restore_lst_schedule): New.
415         (store_scattering): Call store_lst_schedule.
416         (restore_scattering): Call restore_lst_schedule.
417
418 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
419
420         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
421         (pdr_add_alias_set): Same.
422         (build_poly_dr): Same.
423         (build_alias_set_optimal_p): Same.
424         (build_base_obj_set_for_drs): Same.  Do not store the result of
425         graphds_dfs.
426
427 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
428
429         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
430         all_components_are_cliques to 1.
431
432 2009-10-20  Li Feng  <nemokingdom@gmail.com>
433
434         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
435         the new structure.
436         (pdr_add_alias_set): Update retrieving alias_set_num.
437         (build_poly_dr): Update retrieving dr_base_object_set.
438         (partition_drs_to_sets): Remove.
439         (build_alias_set_optimal_p): New.
440         (build_alias_set_for_drs): Rename.
441         (build_scop_drs): Update.
442         * graphite-sese-to-poly.h (struct base_alias_pair): New.
443         (ALIAS_SET_INDEX): Remove.
444         (BASE_OBJECT_SET_INDEX): Remove.
445
446 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
447
448         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
449
450 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
451
452         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
453         loop upper bounds for 1-element arrays at end of structures.
454         * tree-flow.h (array_at_struct_end_p): Declared.
455         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
456
457 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
458
459         * g++.dg/graphite/pr41305.C: New.
460
461 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
462
463         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
464         construction of parameter constraints from loop iteration analysis.
465         * gcc.dg/graphite/run-id-2.c: New test.
466
467 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
468
469         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
470         and new_cstr.
471
472 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
473
474         * graphite-dependences.c (dependence_polyhedron_1): Remove
475         unused gdim dimensions from the DDR polyhedron.
476
477 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
478
479         * graphite-dependences.c (pddr_transformed_scattering): New.
480         (dot_original_deps_stmt_1): New.
481         (dot_transformed_deps_stmt_1): New.
482         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
483         dot_transformed_deps_stmt_1.
484         (dot_original_deps): New.
485         (dot_transformed_deps): New.
486         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
487
488 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
489
490         * graphite-dependences.c (reduction_dr_1): Remove wrong
491         assert: reduction BBs can have multiple reduction writes
492         to memory.  interchange-3.f90 is an example.
493
494 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
495
496         * gfortran.dg/graphite/interchange-3.f90: New.
497
498 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
499
500         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
501
502 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
503
504         * graphite-dependences.c (dependence_polyhedron_1): Add the
505         context to the dependence polyhedron.
506
507 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
508
509         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
510         PBB_PDR_DUPLICATES_REMOVED.
511         (new_poly_bb): Same.
512
513 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
514
515         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
516         SCOP_CONTEXT.
517         (build_loop_iteration_domains): Extract bounds on parameters
518         based on the data size.
519         (build_scop_context): Do not initialize SCOP_CONTEXT;
520         add new constraints.
521
522 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
523
524         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
525         * graphite-ppl.h (graphite-ppl.h): Declared.
526
527 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
528
529         * graphite-ppl.c (ppl_print_linear_expr): New.
530         (debug_ppl_linear_expr): New.
531         * graphite-ppl.h (ppl_print_linear_expr): Declared.
532         (debug_ppl_linear_expr): Declared.
533
534 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
535
536         * graphite-interchange.c: Fix comments.
537         * gcc.dg/graphite/block-1.c: Fix comments.
538
539 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
540
541         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
542         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
543
544 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
545
546         Reapply the patch from Alexander Monakov that disappeared during
547         the last merges from trunk.
548
549         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
550
551         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
552         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
553
554 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
555
556         * graphite-interchange.c (memory_stride_in_loop): The depth
557         argument corresponds to a dynamic time dimension, so use
558         psct_dynamic_dim to refer to the transformed scattering dimension.
559
560 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
561
562         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
563
564 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
565
566         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
567         root of the LST.
568         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
569         the root of the LST.
570         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
571         fake loop.
572         (print_lst): Print the root of LST in a different format.
573         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
574
575 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
576
577         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
578
579 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
580
581         * doc/passes.texi: Document the Graphite infrastructure.
582
583 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
584
585         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
586         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
587         and check the SSA representation.
588
589         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
590
591 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
592
593         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
594
595 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
596
597         * gcc.dg/graphite/interchange-11.c: New.
598
599 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
600
601         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
602
603 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
604
605         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
606         Add -fno-loop-strip-mine and -fno-loop-interchange.
607         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
608         -fno-loop-strip-mine.
609         * gfortran.dg/graphite/graphite.exp: Same.
610
611 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
612
613         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
614         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
615         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
616         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
617         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
618         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
619         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
620         DEFAULT_FLAGS_GRAPHITE_SCOP.
621         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
622         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
623
624 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
625
626         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
627
628 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
629             Sebastian Pop  <sebastian.pop@amd.com>
630
631         * graphite-interchange.c (build_linearized_memory_access): Pass an
632         offset as parameter.
633         (memory_stride_in_loop): Include transform scattering in the
634         access functions to be able to querry the strides in the
635         transformed loops.
636         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
637         not the psct_iterator_dim.
638
639 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
640
641         * graphite-blocking.c (pbb_do_strip_mine): Removed.
642         (lst_do_strip_mine_loop): New.
643         (lst_do_strip_mine): New.
644         (scop_do_strip_mine): Call lst_do_strip_mine.
645         * graphite-poly.h (lst_add_loop_under_loop): New.
646         (lst_find_first_pbb): New.
647
648 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
649
650         * graphite-poly.c (loop_to_lst): Fix LST creation.
651
652 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
653
654         * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
655         sizeof(unsigned long) to make it run on 32bit systems.
656
657 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
658
659         * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
660         SEGFAULT on 32bit.
661
662 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
663
664         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
665         Comment.
666         (write_alias_graph_to_ascii_dot): New.
667         (write_alias_graph_to_ascii_ecc): Ditto.
668         (partition_drs_to_sets): Add testing of optimality of current method
669         which assigns alias numbers according to DFS Comopnent number.  used
670         as heuristic for the upcoming ECC algorithm.
671         (build_scop_drs): Write to file also with the ecc and dot format.
672
673 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
674
675         * gfortran.dg/graphite/interchange-1.f: XFail.
676
677 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
678
679         * graphite.c (graphite_initialize): Do not handle functions with
680         more than 100 basic blocks.
681
682 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
683
684         * graphite-blocking.c (pbb_do_strip_mine): Use
685         PARAM_LOOP_BLOCK_TILE_SIZE.
686
687 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
688
689         * graphite-poly.c (dot_lst_1): New.
690         (dot_lst): New.
691         * graphite-poly.h (dot_lst): Declared.
692
693 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
694
695         * graphite-dependences.c (dot_deps_stmt_1): New.
696         (dot_deps_stmt): New.
697         * graphite-dependences.h (dot_deps_stmt): Declared.
698
699 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
700
701         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
702         not replace cross BB scalar dependences ending on PHI nodes.
703         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
704
705 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
706
707         * graphite-poly.c (apply_poly_transforms): Implement the high
708         level driver for flag_loop_block.
709         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
710         flag_loop_block.
711
712         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
713         -floop-block.
714         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
715         Add -floop-block.
716
717 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
718
719         * graphite-poly.h (lst_find_pbb): New.
720         (find_lst_loop): New.
721
722 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
723
724         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
725         * graphite-poly.h (struct scop): Remove dep_graph field.
726         (SCOP_DEP_GRAPH): Removed.
727
728 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
729
730         * graphite-poly.h (copy_lst): Do full copy of LST.
731
732 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
733
734         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
735         when the loop stride is zero.
736
737         * gcc.dg/graphite/id-16.c: New.
738
739 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
740
741         * graphite-dependences.c (reduction_dr_1): New.
742         (reduction_dr_p): New.
743         (graphite_legal_transform_dr): Call reduction_dr_p.
744         (reduction_ddr): Renamed reduction_ddr_p.
745         * graphite-poly.h (same_pdr_p): New.
746         (number_of_write_pdrs): New.
747         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
748         (split_reduction_stmt): Do not split reduction statements
749         when there are no writes to memory.
750         (translate_scalar_reduction_to_array_for_stmt): Insert the
751         memory reduction statement just after the scalar reduction statement.
752
753         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
754         Un-XFAIL-ed.
755         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
756         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
757
758 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
759
760         * graphite-interchange.c (lst_apply_interchange): New.
761         (lst_interchange_profitable_p): New.
762         (lst_try_interchange_loops): New.
763         (lst_try_interchange): New.
764         (lst_do_interchange): New.
765         (pbb_do_interchange): Removed.
766         (scop_do_interchange): Call lst_do_interchange.
767
768 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
769
770         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
771         SCOP_TRANSFORMED_SCHEDULE.
772         (loop_to_lst): New.
773         (scop_to_lst): New.
774         (print_lst): New.
775         (debug_lst): New.
776         * graphite-poly.h (lst_p): New.
777         (struct lst): New.
778         (LST_LOOP_P): New.
779         (LST_LOOP_FATHER): New.
780         (LST_PBB): New.
781         (LST_SEQ): New.
782         (scop_to_lst): Declared.
783         (print_lst): Declared.
784         (debug_lst): Declared.
785         (new_lst_loop): New.
786         (new_lst_stmt): New.
787         (copy_lst): New.
788         (lst_depth): New.
789         (lst_dewey_number): New.
790         (struct scop): Add original_schedule and transformed_schedule fields.
791         (SCOP_ORIGINAL_SCHEDULE): New.
792         (SCOP_TRANSFORMED_SCHEDULE): New.
793         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
794
795 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
796
797         * graphite-dependences.c (reduction_ddr): New.
798         (graphite_legal_transform_bb): Call reduction_ddr.
799         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
800         Initialize PBB_IS_REDUCTION.
801         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
802         (PBB_IS_REDUCTION): New.
803         (new_poly_bb): Update declaration.
804         * graphite-scop-detection.h (build_scop_bbs): Removed.
805         (nb_reductions_in_loop): Removed.
806         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
807         parameter for reductions.
808         (try_generate_gimple_bb): Update call to new_poly_bb.
809         (build_scop_bbs_1): Same.
810         (build_scop_bbs): Same.
811         (gsi_for_phi_node): New.
812         (scalar_close_phi_node_p): Remove gcc_assert.
813         (split_reduction_stmt): New.
814         (is_reduction_operation_p): New.
815         (phi_contains_arg): New.
816         (follow_ssa_with_commutative_ops): New.
817         (detect_commutative_reduction_arg): New.
818         (detect_commutative_reduction_assign): New.
819         (follow_inital_value_to_phi): New.
820         (edge_initial_value_for_loop_phi): New.
821         (initial_value_for_loop_phi): New.
822         (detect_commutative_reduction): New.
823         (translate_scalar_reduction_to_array_for_stmt): New.
824         (insert_copyout): New.
825         (insert_copyin): New.
826         (translate_scalar_reduction_to_array): New.
827         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
828         (rewrite_commutative_reductions_out_of_ssa_loop): New.
829         (rewrite_commutative_reductions_out_of_ssa): New.
830         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
831         * sese.h (split_region_for_bb): New.
832
833         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
834         * gcc.dg/graphite/interchange-1.c: Fix format.
835         * gcc.dg/graphite/interchange-10.c: New.
836
837 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
838
839         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
840         buggy assert.
841
842 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
843
844         * graphite-sese-to-poly.c (scev_analyzable_p): New.
845         (rewrite_cross_bb_scalar_dependence): New.
846         (rewrite_cross_bb_scalar_deps): New.
847         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
848         Call rewrite_cross_bb_scalar_deps.
849
850 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
851
852         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
853         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
854         gsi_for_stmt.
855
856 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
857
858         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
859         * graphite-interchange.c (pbb_do_interchange): Same.
860         * graphite-poly.c (print_scattering_function): Same.
861         (debug_pdrs): Same.
862         * graphite-poly.h (pbb_loop): New.
863         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
864
865 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
866
867         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
868
869 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
870
871         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
872         so don't pass a pointer to it.
873         (build_alias_set_for_drs): Same.
874         (build_base_obj_set_for_drs): Same.
875         (build_scop_drs): Same.
876
877 2009-09-26  Li Feng  <nemokingdom@gmail.com>
878
879         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
880         the alias graph of data references.
881
882 2009-09-25  Li Feng  <nemokingdom@gmail.com>
883
884         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
885         (build_scop_drs): When debugging, write the alias graph to file,
886         otherwise, should be disabled.
887
888 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
889
890         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
891         (is_simple_operand): Remove call to stmt_simple_memref_p.
892         (stmt_simple_for_scop_p): Update call to is_simple_operand.
893
894 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
895
896         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
897         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
898         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
899         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
900         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
901
902 2009-09-17 Li Feng  <nemokingdom@gmail.com>
903
904         PR middle-end/41118
905         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
906         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
907         (graphite_carried_dependence_level_k): Ditto.
908         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
909         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
910         (new_poly_dr): Adjust declaration.
911         * graphite-sese-to-poly.c (free_data_refs_aux): New.
912         (free_gimple_bb): Added free_data_refs_aux.
913         (build_poly_dr): Add dr_base_object_set.
914         (partition_drs_to_sets): New.
915         (dr_same_base_object_p): New.
916         (build_alias_set_for_drs): New.
917         (build_base_object_set_for_drs): New.
918         (build_scop_drs): Add build_base_obj_set_for_drs.
919         * graphite-sese-to-poly.h: Added #define for alias set number index and
920         base object set index.
921         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
922         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
923
924 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
925
926         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
927         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
928
929 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
930
931         * graphite-sese-to-poly.c (struct irp_data): Removed.
932         (idx_record_params): Removed.
933         (find_params_in_bb): Scan for parameters the access functions; don't
934         parse the tree representation.
935
936 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
937
938         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
939         passes at -O1 and below.
940
941 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
942
943         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
944         tree-scalar-evolution.h, and then tree-data-ref.h.
945         * graphite-clast-to-gimple.c: Same.
946         * graphite-dependences.c: Same.
947         * graphite-interchange.c: Same.
948         * graphite-poly.c: Same.
949         * graphite-scop-detection.c: Same.
950         * graphite-sese-to-poly.c: Same.
951         * graphite.c: Same.
952         * lambda-code.c: Same.
953         * matrix-reorg.c: Same.
954         * tree-data-ref.c: Same.
955         * tree-if-conv.c: Same.
956         * tree-loop-distribu: Same.: Same.
957         * tree-loop-linear.c: Same.
958         * tree-parloops.c: Same.
959         * tree-predcom.c: Same.
960         * tree-vect-patterns.c: Same.
961
962 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
963
964         Partially revert the previous patch, except the following.
965         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
966         as parameters the operands of the not expression.
967
968 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
969
970         * tree-scalar-evolution.c (instantiate_scev_assign): New.
971         Do not call analyze_scalar_evolution on assignments.
972         (instantiate_scev_phi): Call analyze_scalar_evolution.
973         (instantiate_scev_name): Call instantiate_scev_assign and
974         instantiate_scev_phi.
975         (instantiate_scev_not): Adapted to pass as parameters the operands
976         of the not expression.
977
978 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
979
980         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
981         to pass as parameters the operands of the binary expression.
982
983 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
984
985         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
986         instantiate_scev_not.  Handle NEGATE_EXPR.
987         (instantiate_scev_r): Handle NEGATE_EXPR.
988
989 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
990
991         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
992         instantiate_scev_r.
993         (instantiate_scev_r): Move code in instantiate_scev_2
994         and instantiate_scev_1.
995
996 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
997
998         * tree-scalar-evolution.c (instantiate_scev_3): New.
999         (instantiate_scev_1): Move code in instantiate_scev_3.
1000
1001 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1002
1003         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1004         (instantiate_scev_1): Move code in instantiate_scev_poly.
1005
1006 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1007
1008         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1009         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1010
1011 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1012
1013         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1014         (instantiate_scev_1): Move code in instantiate_scev_convert.
1015
1016 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1017
1018         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1019         (instantiate_scev_1): Move code in instantiate_scev_binary.
1020
1021 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1022
1023         * tree-scalar-evolution.c (instantiate_scev_name): New.
1024         (instantiate_scev_1): Move code in instantiate_scev_name.
1025
1026 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1027
1028         * Merge from mainline (150992:151171).
1029
1030 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * graphite-dependences.c (graphite_legal_transform_bb): Call
1033         pbb_remove_duplicate_pdrs.
1034         * graphite-poly.c (can_collapse_pdr): Removed.
1035         (pdr_find_duplicate): Removed.
1036         (can_collapse_pdrs): New.
1037         (pbb_remove_duplicate_pdrs): New.
1038         (new_poly_dr): Do not look for duplicates.
1039         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1040         (PBB_PDR_DUPLICATES_REMOVED): New.
1041         (pbb_remove_duplicate_pdrs): Declared.
1042
1043 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1044
1045         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1046         the strides by multiplying by PDR_NB_REFS.
1047         * graphite-poly.c (can_collapse_pdr): New.
1048         (pdr_find_duplicate): New.
1049         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1050         Initialize PDR_NB_REFS.
1051         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1052         (PDR_NB_REFS): New.
1053         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1054
1055 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         Revert one of the previous commits:
1058         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1059         the computation of symmetric data dependence relations.
1060         (dependency_between_pbbs_p): Same.
1061
1062 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1063
1064         PR middle-end/40965
1065         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1066         any transform.
1067
1068 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1069
1070         * graphite-dependences.c (pddr_original_scattering): Return NULL
1071         for read-read dependence relations.
1072         * graphite-poly.h (enum poly_dr_type): Fix comment.
1073         (pdr_read_p): New.
1074         (pdr_write_p): New.
1075         (pdr_may_write_p): New.
1076
1077 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1078
1079         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1080         (struct poly_dr): Same.
1081         (new_poly_dr): Same.
1082         * graphite-poly.c (new_poly_dr): Same.
1083
1084 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1085             Sebastian Pop  <sebastian.pop@amd.com>
1086
1087         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1088         pbb_strip_mine_time_depth.  Changed the implementation so that
1089         transformation is expressed as a transformation on
1090         time (scatttering) dimensions.  Also, ensures that the 2d+1
1091         scheduling format is preserved.
1092         (pbb_strip_mine_profitable_p): Profitability is based on the
1093         iteration number of a given time (scattering) dimension,
1094         and not on a original loop depth dimension.
1095         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1096         (pbb_do_strip_mine): Call psct_dynamic_dim.
1097         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1098         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1099         (pbb_nb_dynamic_scattering_transform): New.
1100         (psct_dynamic_dim): New.
1101
1102 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1103
1104         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1105         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1106         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1107         * graphite-interchange.c (build_linearized_memory_access): Same.
1108         (memory_stride_in_loop): Same.
1109
1110 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1111
1112         * graphite-dependences.c (pddr_original_scattering): New.
1113         (graphite_legal_transform_dr): Call pddr_original_scattering.
1114         (dot_deps_1): New.
1115         (dot_deps): New.
1116         * graphite-dependences.h (dot_deps): Declared.
1117         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1118         (print_pdr): Print PDR_ID.
1119         * graphite-poly.h (struct poly_dr): Add field id.
1120         (PDR_ID): New.
1121         (pbb_index): New.
1122         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1123
1124 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1125
1126         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1127         not delete the original dependence relation.
1128
1129 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1130
1131         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1132         the computation of symmetric data dependence relations.
1133         (dependency_between_pbbs_p): Same.
1134
1135 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1136
1137         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1138         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1139         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1140         (free_poly_ddr): New.
1141         (pddr_is_empty): New.
1142         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1143         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1144         Remove fprintfs.
1145         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1146         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1147         * graphite-dependences.h (enum poly_dependence_kind): New.
1148         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1149         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1150         (PDRP_SINK): Renamed PDDR_SINK.
1151         (PDRP_DDP): Renamed PDDR_DDP.
1152         (PDDR_KIND): New.
1153         (free_poly_ddr): Declared.
1154         * graphite-poly.c (new_scop): Use the new hash function names.
1155         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1156         into original_pddrs.
1157         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1158
1159 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1160
1161         * Merge from mainline (150764:150992).
1162
1163 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1164
1165         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1166         bounds with LT_EXPR to make niter analysis more precise on code
1167         generated by Graphite.
1168
1169 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1170
1171         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1172         (graphite_legal_transform_bb): Same.
1173         (poly_drs_may_alias_p): Same.
1174
1175 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1176
1177         PR middle-end/40981
1178         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1179         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1180
1181 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1182
1183         * graphite-poly.c (print_pbb): Print PBB index.
1184
1185 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1186
1187         * Merge from mainline (r150672:150764).
1188
1189 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1190
1191         * graphite-interchange.c (ppl_max_for_le): Moved...
1192         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1193         * graphite-ppl.c (ppl_max_for_le): ... here.
1194         * graphite-ppl.h (ppl_max_for_le): Declared.
1195
1196 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1197
1198         * Merge from mainline (r150372:150672).
1199
1200 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1201
1202         PR middle-end/40980
1203         * sese.c (convert_for_phi_arg): New.
1204         (add_guard_exit_phis): Use convert_for_phi_arg.
1205
1206         * testsuite/gfortran.dg/graphite/id-17.f: New.
1207
1208 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1209
1210         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1211         unknown subscript upper bounds.
1212
1213         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1214
1215 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1216             Pranav Garg  <pranav.garg2107@gmail.com>
1217
1218         * graphite-interchange.c (gather_access_strides): Removed.
1219         (ppl_max_for_le): New.
1220         (build_linearized_memory_access): New.
1221         (memory_stride_in_loop): New.
1222         (pbb_interchange_profitable_p): Reimplemented.
1223         * graphite-ppl.h (ppl_new_id_map): New.
1224         (ppl_interchange): New.
1225
1226         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1227
1228 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1229
1230         * graphite-interchange.c (compute_subscript): Removed.
1231         (compute_array_size_cstr): Removed.
1232         (compute_array_size_poly): Removed.
1233         (compute_array_size): Removed.
1234         (gather_access_strides_poly): Removed.
1235         (gather_access_strides): Empty.
1236
1237 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1238
1239         * graphite-dependences.c (dependence_polyhedron_1): Replace
1240         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1241         (graphite_legal_transform_dr): Same.
1242         (graphite_carried_dependence_level_k): Same.
1243         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1244         Initialize PDR_NB_SUBSCRIPTS.
1245         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1246         PDR_NB_SUBSCRIPTS.
1247         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1248         (PDR_NB_SUBSCRIPTS): New.
1249         (pdr_nb_subscripts): Removed.
1250         (pdr_dim): Simplified.
1251         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1252         with PDR_NB_SUBSCRIPTS.
1253
1254 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1255
1256         * graphite-interchange.c (compute_array_size): Remove use of
1257         PDR_DATA_CONTAINER.
1258         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1259         Do not initialize PDR_DATA_CONTAINER.
1260         (print_pdr): Do not print PDR_DATA_CONTAINER.
1261         * graphite-poly.h (struct poly_dr): Remove data_container field.
1262         (PDR_DATA_CONTAINER): Removed.
1263         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1264         PDR_DATA_CONTAINER.
1265         (build_poly_dr): Same.
1266
1267 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1268
1269         * testsuite/gcc.dg/graphite/interchange-9.c: New.
1270
1271 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1272             Sebastian Pop  <sebastian.pop@amd.com>
1273
1274         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1275         copy of the dependence polyhedron.  Free the temporary objects.
1276         (graphite_carried_dependence_level_k): Free unused objects before
1277         returning.
1278
1279         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1280         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1281         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1282         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1283         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1284
1285 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1286
1287         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1288         Early return without analyzing the data dependences if no
1289         transform has been done.  Call restore_scattering if the transform
1290         is not legal.
1291         (graphite-interchange.c): Same.
1292         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1293         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1294         (apply_poly_transforms): Do not gcc_assert that
1295         the transform is legal.
1296         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1297         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1298         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1299         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1300         * graphite-poly.h (struct poly_scattering): New.
1301         (struct poly_bb): Add original, transformed, and saved fields.
1302         Remove transformed_scattering, original_scattering, nb_local_variables,
1303         and nb_scattering_transform fields.
1304         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1305         (poly_scattering_new): New.
1306         (poly_scattering_free): New.
1307         (poly_scattering_copy): New.
1308         (store_scattering_pbb): New.
1309         (store_scattering): New.
1310         (restore_scattering_pbb): New.
1311         (restore_scattering): New.
1312         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1313         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1314
1315 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1316
1317         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1318         (print_scop): Same.
1319
1320 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1321
1322         * Makefile.in (graphite.o): Depends on PREDICT_H.
1323         * graphite.c: Include predict.h.
1324         (graphite_finalize): Call tree_estimate_probability.
1325         * predict.c (predict_loops): Do not call scev_initialize and
1326         scev_finalize.
1327         (tree_estimate_probability_bb): New.
1328         (tree_estimate_probability): Do not initialize loops: move that
1329         code to the driver.  Call tree_estimate_probability_bb.
1330         (tree_estimate_probability_driver): New.
1331         (pass_profile): Use tree_estimate_probability_driver.
1332         * predict.h (tree_estimate_probability): Declared.
1333
1334 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1335
1336         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1337         * graphite-dependences.c (graphite_legal_transform): Add time to
1338         TV_GRAPHITE_DATA_DEPS.
1339         (dependency_between_pbbs_p): Same.
1340         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1341
1342 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1343
1344         * Merge from mainline (r149952:150372).
1345
1346 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1347
1348         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1349         * graphite-blocking.c: Same.
1350         * graphite-clast-to-gimple.c: Same.
1351         * graphite-dependences.c: Same.
1352         * graphite-poly.c: Same.
1353         * graphite-poly.h: Same.
1354         * graphite-ppl.c: Same.
1355         * graphite-scop-detection.c: Same.
1356         * graphite-sese-to-poly.c: Same.
1357         * graphite.c: Same.
1358
1359 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1360
1361         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1362         (remove_simple_copy_phi): New.
1363         (remove_invariant_phi): New.
1364         (simple_copy_phi_p): New.
1365         (reduction_phi_p): New.
1366         (gsi_for_ssa_name_def): New.
1367         (insert_out_of_ssa_copy): New.
1368         (insert_out_of_ssa_copy_on_edge): New.
1369         (create_zero_dim_array): New.
1370         (scalar_close_phi_node_p): New.
1371         (rewrite_close_phi_out_of_ssa): New.
1372         (rewrite_phi_out_of_ssa): New.
1373         (rewrite_reductions_out_of_ssa): New.
1374         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1375
1376         * testsuite/gcc.dg/graphite/id-11.c: New.
1377         * testsuite/gcc.dg/graphite/id-15.c: New.
1378         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1379         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1380         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1381         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1382         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1383         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1384         * testsuite/gfortran.dg/graphite/id-13.f: New.
1385         * testsuite/gfortran.dg/graphite/id-5.f: New.
1386
1387 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1388
1389         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1390         check that nb_reductions_in_loop is zero.
1391         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1392         reduction phi nodes.
1393         (nb_reductions_in_loop): Removed.
1394         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1395         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1396         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1397         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1398         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1399
1400 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1401
1402         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1403         statements that have an empty iteration domain.
1404         * testsuite/gfortran.dg/graphite/id-16.f: New.
1405
1406 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1407
1408         * tree-scalar-evolution.c (instantiate_scev_1): Return
1409         chrec_dont_know when the result is not above instantiate_below.
1410         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1411         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1412         the tree has a known scalar evolution.
1413         * testsuite/gfortran.dg/graphite/id-14.f: New.
1414         * testsuite/gfortran.dg/graphite/id-15.f: New.
1415
1416 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1417
1418         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1419         insert_gsi.
1420         (rename_variables): Keep inserting renames after the ones already
1421         inserted.
1422
1423 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1424
1425         * graphite-sese-to-poly.c (compare_bb_depths): New.
1426         (graphite_sort_dominated_info): New.
1427         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1428         (build_scop_scattering): Fix comment.
1429
1430 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1431
1432         * graphite.c (graphite_finalize): Call print_loops instead of
1433         dump_function_to_file.
1434         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1435         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1436         loops generated in the graphite output file.
1437         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1438         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1439         * testsuite/gfortran.dg/graphite/id-12.f: New.
1440
1441 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1442
1443         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1444         Remove 2 XFAIL.
1445
1446 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1447             Tobias Grosser  <grosser@fim.uni-passau.de>
1448
1449         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1450         alias set number build alias in ACCESSES polyhedron.
1451         (build_alias_set_for_drs): New.
1452         (build_pbb_drs): Added build_alias_set_for_drs.
1453         * graphite-dependences.c (poly_drs_may_alias_p): New.
1454         (graphite_carried_dependence_level_k): Check alias information
1455         before building polyhedron.
1456
1457 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1458
1459         * Makefile.in (lambda-code.o): Fix formatting.
1460
1461 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1462
1463         * Merge from mainline (r149350-149952)
1464
1465 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1466
1467         * graphite-poly.c (apply_poly_transforms): Move strip_mine
1468         before interchange to prepare for loop blocking.
1469
1470 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1471
1472         * graphite-poly.c (apply_poly_transforms): Add checks after every
1473         transformation.
1474         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1475         done in apply_poly_transforms.
1476
1477 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1478
1479         * graphite-dependences.c (build_lexicographically_gt_constraint):
1480         Replace RES parameter with *RES.
1481         (dependence_polyhedron_1): Pass an address of the parameter RES
1482         instead of value of RES.
1483
1484 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1485
1486         * graphite.c (graphite_finalize): Fix comment.
1487         (graphite_transform_loops): Reset scev info after code generation
1488         of each scop.
1489
1490 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1491
1492         * graphite.c (graphite_finalize): Call scev_reset.
1493
1494 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1495
1496         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1497         GBB_CLOOG_IV_TYPES hash table twice.
1498         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1499         (add_condition_to_domain): Clear GMP values.
1500
1501 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1502
1503         * graphite-dependences.c: Fix formatting.
1504         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1505         (pbb_number_of_iterations): Free ppl_Linear_Expression.
1506         * graphite-sese-to-poly.c: Fix formatting.
1507         * graphite.c (graphite_transform_loops): Create the hash table
1508         after the early return.
1509
1510 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1511
1512         * testsuite/gcc.dg/graphite/id-14.c: New.
1513         * testsuite/gcc.dg/graphite/pr40157.c: New.
1514         * testsuite/gfortran.dg/graphite/id-11.f: New.
1515
1516 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1517
1518         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1519         (build_poly_scop): Return false when there are no pbbs within
1520         loops to avoid to pass to cloog scops with no loops.
1521
1522 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1523
1524         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1525         useless test "i % 2".
1526         (build_pbb_scattering_polyhedrons): Fix formatting.
1527         (build_poly_dr): Same.
1528         * graphite.c (graphite_transform_loops): Restructure.
1529
1530 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
1531
1532         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1533         reduction_list parameter.
1534         (rewrite_all_phi_nodes_with_iv): Same.
1535         (canonicalize_loop_ivs): Same.
1536         * tree-parloops.c (struct brli): Removed.
1537         (build_reduction_list_info): Removed.
1538         (build_new_reduction): New.
1539         (analyze_reduction_list): Removed.
1540         (gather_scalar_reductions): Find reductions instead of phi
1541         nodes that can't be canonicalized.
1542         (try_create_reduction_list): Remove reduction_list parameter.
1543         (gen_parallel_loop): Same.
1544         (parallelize_loops): Remove analyze_reductions variable,
1545         initialization and free.
1546         Change reduction_list htab initialization to reduction_info
1547         elements instead of ssa names.
1548         Call try_create_reduction_list and gen_parallel_loop without
1549         analyzed_reduction argument.
1550         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1551         canonicalize_loop_ivs with one less argument.
1552         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1553
1554 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1555
1556         * graphite-dependences.c (new_poly_dr_pair): New.
1557         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1558         (new_poly_dr_pair): New.
1559         (eq_poly_dr_pair_p): New.
1560         (hash_poly_dr_pair_p): New.
1561         * graphite-dependences.h (struct poly_dr_pair): New.
1562         (eq_poly_dr_pair_p): Declared.
1563         (hash_poly_dr_pair_p): Declared.
1564         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1565         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1566         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1567         * Makefile.in (graphite-poly.o): Add dependence on
1568         graphite-dependences.h.
1569
1570 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1571
1572         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1573         polynomials of degree > 1 pass to Graphite.
1574         * tree-chrec.c (scev_is_linear_expression): Call
1575         evolution_function_is_affine_multivariate_p.
1576         * testsuite/gfortran.dg/graphite/id-10.f90: New.
1577
1578 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1579
1580         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1581         Instantiate scevs varying in outer loops.
1582         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1583
1584 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1585
1586         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1587         redundant constraint.
1588
1589 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1590
1591         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1592         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1593         based on the file names as in the C testsuite.
1594         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1595         * testsuite/gfortran.dg/graphite/block-2.f: Same.
1596         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1597         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1598         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1599         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1600         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1601         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1602         * testsuite/gfortran.dg/graphite/id-6.f: Same.
1603         * testsuite/gfortran.dg/graphite/id-9.f: Same.
1604         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1605         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1606         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1607
1608 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1609
1610         * sese.c (expand_scalar_variables_call): New.
1611         (expand_scalar_variables_ssa_name): Handle calls in expander.
1612
1613 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1614
1615         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1616         Expect to see the pattern twice.
1617         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1618         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1619         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1620
1621 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1622
1623         * testsuite/gcc.dg/graphite/id-10.c: New.
1624         * testsuite/gcc.dg/graphite/id-12.c: New.
1625         * testsuite/gfortran.dg/graphite/id-7.f: New.
1626         * testsuite/gfortran.dg/graphite/id-8.f: New.
1627
1628 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1629
1630         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1631         zero.
1632
1633 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1634
1635         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1636
1637 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1638
1639         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1640
1641 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1642
1643         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1644         building PDR subscripts.
1645
1646 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1647
1648         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1649         computation of array sizes.
1650
1651 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1652
1653         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1654
1655 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
1656
1657         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1658         build_pairwise_constraint, dr_equality_constraints,
1659         build_pairwise_scheduling_equality,
1660         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1661         build_lexicographically_gt_constraint, dependence_polyhedron,
1662         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1663         Move from NNC_Polyhedron to C_Polyhedron.
1664         * graphite-interchange.c (compute_array_size_poly,
1665         gather_access_strides): Dito.
1666         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1667         free_scop, pbb_number_of_iterations): Dito.
1668         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1669         pbb_dim_iter_domain, struct scop): Dito.
1670         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1671         new_Cloog_Domain_from_ppl_Polyhedron,
1672         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1673         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1674         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1675         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1676         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1677         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1678         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1679         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1680         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1681         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1682         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1683         build_scop_iteration_domain, build_poly_dr): Dito
1684
1685 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1686
1687         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1688         run-id-*.c files.
1689         * testsuite/gcc.dg/graphite/run-id-1.c: New.
1690
1691 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1692
1693         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1694         positivity constraint on the symbolic number of iterations.
1695
1696 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1697
1698         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1699
1700 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1701             Tobias Grosser  <grosser@fim.uni-passau.de>
1702
1703         * graphite-clast-to-gimple.c (build_scop_context): Removed.
1704         (build_cloog_prog): Directly use SCOP_CONTEXT.
1705         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1706         (free_scop): Free SCOP_CONTEXT.
1707         (print_scop_context): New.
1708         (print_scop): Call print_scop_context.
1709         (debug_scop_context): New.
1710         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1711         (struct scop): Added field context.
1712         (SCOP_CONTEXT): New.
1713         * graphite-sese-to-poly.c (add_param_constraints): New.
1714         (build_scop_context): New.
1715         (build_poly_scop): Call build_scop_context.
1716
1717 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1718
1719         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1720         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1721         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1722         * graphite-ppl.h: Include double-int.h and tree.h.
1723         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1724         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1725         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
1726         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1727
1728 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1729
1730         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1731         POINTER_PLUS_EXPR for pointer types.
1732         (clast_to_gcc_expression): Same.
1733
1734 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1735
1736         * graphite-poly.c (print_scattering_function): Early return when
1737         PBB_TRANSFORMED_SCATTERING is not initialized.
1738         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1739
1740 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
1741
1742         * tree-parloops.c (analyze_reduction_list): Remove unused variable
1743         to fix bootstrap.
1744
1745 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
1746
1747         * tree-parloops.c (analyze_reduction_list): Change return
1748         value to void.
1749         (try_create_reduction_list): Move the call to
1750         analyze_reduction_list to the beginining.
1751         Call reduction_phi with analyzed_reductions as argument
1752         instead of reduction_list.
1753
1754 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1755
1756         *  Merge from mainline (r148296:149346)
1757
1758 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1759
1760         * graphite-scop-detection.c (graphite_can_represent_init): New.
1761         (graphite_can_represent_scev): Call graphite_can_represent_init:
1762         check that the initial value does not contain multiplications of
1763         parameters.
1764         (stmt_has_simple_data_refs_p): New.
1765         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1766         (is_simple_operand): Fix formatting.
1767         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1768
1769 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1770
1771         * testsuite/gcc.dg/graphite/id-13.c: New.
1772         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1773         analyze_scalar_evolution, use scalar_evolution_in_region.
1774         (scan_tree_for_params_right_scev): Add extra assert.
1775         (parameter_index_in_region_1): Split from parameter_index_in_region.
1776         (idx_record_params): Use scalar_evolution_in_region.
1777         (find_params_in_bb): Same.
1778         (find_scop_parameters): Same.
1779         (build_loop_iteration_domains): Same.
1780         (create_linear_expr_from_tree): Same.
1781         * sese.c (scalar_evolution_in_region): New.
1782         * sese.h (scalar_evolution_in_region): Declared.
1783         (defined_in_sese_p): New.
1784         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1785         static anymore.
1786         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1787         Declared.
1788
1789 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1790
1791         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1792         TREE_DATA_REF_H also implies SCEV_H.
1793
1794 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1795
1796         * graphite-poly.c (print_scop_params): New.
1797         (print_scop): Call print_scop_params.
1798         (debug_scop_params): New.
1799         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1800
1801 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1802
1803         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1804         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1805         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1806         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1807         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1808         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1809
1810 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1811
1812         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1813         for dependency checking part.
1814         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1815         tests for dependency checking.
1816         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1817         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1818         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1819         flag -fdump-tree-graphite-all for autopar testsuites.
1820
1821 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1822
1823         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1824         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1825         canonicalize_loop_ivs): Moved...
1826         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
1827
1828 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1829
1830         * tree-parloops.c (try_create_reduction_list): Pass an extra
1831         argument analyzed_reductions.  Call analyze_reduction_list.
1832         (gen_parallel_loop): Do not call analyze_reduction_list.
1833         (parallelize_loops): Init and finalize analyzed_reductions.
1834
1835 2009-07-06  Li Feng  <nemokingdom@gmail.com>
1836
1837         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1838         Added flag -fno-loop-strip-mine for autopar testcase.
1839
1840 2009-07-04  Li Feng  <nemokingdom@gmail.com>
1841
1842         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1843         transformed scattering dimension instead of unmatch orignal when
1844         calling dependence_polyhedron.
1845
1846 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1847
1848         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1849
1850 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1851
1852         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1853         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1854
1855 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1856
1857         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1858         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1859         * graphite-poly.c (pbb_number_of_iterations): New.
1860         * graphite-poly.h (pbb_number_of_iterations): Declared.
1861         (pbb_iterator_dim, pbb_parameter_dim): New.
1862
1863 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1864
1865         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1866         last commit on type of lower and upper bound of loops.
1867
1868 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1869
1870         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1871         graphite-dependences.h.
1872         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1873         (mark_bb_with_pbb): New.
1874         (get_stmtfor_depth): New.
1875         (find_pbb_via_hash): New.
1876         (dependency_in_loop_p): New.
1877         (mark_loops_parallel): New.
1878         (free_aux_in_new_loops): New.
1879         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1880         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1881         innermost loop parallel without checking.
1882         (gloog): Add parameter BB_PBB_MAPPING.
1883         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1884         (gloog): Change declaration.
1885         (mark_loop_parallel): Make extern.
1886         (free_aux_in_new_loops): Declare.
1887         (bb_pbb_map_hash): New.
1888         (eq_bb_pbb_map): New.
1889         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1890         auto parallelization when flag_graphite_force_parallel is set.
1891         (graphite_finalize): Added free_aux_in_new_loops.
1892         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1893         the innermost loop that marked parallel.  Use
1894         flag_graphite_force_parallel instead of loop->can_be_parallel.
1895         (loop_parallel_p): Move inner most checking out of function.
1896
1897 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1898
1899         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1900         type of lower and upper bound of loops signed long int.
1901
1902 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1903
1904         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1905         expression outside the loop.
1906
1907 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1908
1909         * gcc.dg/graphite/interchange-8.c: New.
1910
1911 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1912
1913         * gcc.dg/graphite/interchange-0.c: XFailed.
1914         * gcc.dg/graphite/interchange-5.c: XFailed.
1915         * gcc.dg/graphite/interchange-6.c: XFailed.
1916
1917 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1918
1919         * graphite-interchange.c (compute_array_size_poly): The end of the
1920         recursion should return 1.
1921
1922 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1923
1924         * graphite-interchange.c (compute_array_size_cstr): Allow the
1925         subscript multiplier to be -1.
1926         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1927         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1928         data_container.  Initializes PDR_DATA_CONTAINER.
1929         (print_pdr_access_layout): New.
1930         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1931         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1932         data_container.
1933         (PDR_DATA_CONTAINER): New.
1934         (new_poly_dr): Update declaration.
1935         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1936         (build_poly_dr): Call pdr_add_data_dimensions.
1937
1938 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1939
1940         * graphite-poly.h (struct poly_dr): Fix comment.
1941         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1942         (pdr_add_memory_accesses): New.
1943         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1944
1945 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1946
1947         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1948         (print_pbb): Add call to print_pdrs.
1949         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1950
1951 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1952             Li Feng <nemokingdom@gmail.com>
1953
1954         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1955         (dependency_between_pbbs_p): New.
1956         (lexicographically_gt_p): Assure !empty_p before polyhedron
1957         intersection assign.
1958         (build_lexicographically_gt_constraint): Correct lexicographically
1959         judging.
1960         * graphite-dependences.h: New.
1961         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1962
1963 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1964
1965         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1966         (gloog): Print to dump_file the generated clast.
1967         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1968         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1969
1970 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1971
1972         * graphite-poly.c (extend_scattering): Increment
1973         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1974
1975 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1976
1977         * graphite-interchange.c (compute_array_size_poly): Added exit of
1978         recursion condition.  Continue iterating even after the first equality.
1979         (compute_array_size): Same.
1980
1981 2009-06-24  Li Feng  <nemokingdom@gmail.com>
1982
1983         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1984         -fdump-tree-final_cleanup to -fdump-tree-optimized.
1985         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1986         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1987         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1988
1989 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1990
1991         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1992         only when the use verifies is_gimple_reg.
1993
1994 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1995
1996         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1997         Allocate scaldims after call to unify_scattering_dimensions.
1998
1999 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2000
2001         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2002
2003 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2004             Albert Cohen  <albert.cohen@inria.fr>
2005
2006         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2007         variables for the strip mining.
2008
2009 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2010             Pranav Garg  <pranav.garg2107@gmail.com>
2011
2012         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2013         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2014         (graphite-blocking.o): New rule.
2015         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2016         * graphite-blocking.c: New.
2017         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2018         flag_loop_strip_mine.
2019         (psct_scattering_dim_for_loop_depth): New.
2020         * graphite-poly.h (scop_do_strip_mine): Declared.
2021         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2022         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2023         flag_loop_strip_mine.
2024
2025 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2026
2027         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2028         a GMP value and a PPL coefficient at each iteration of a loop.
2029
2030 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2031
2032         * graphite-dependences.c (dependence_polyhedron): Do not use
2033         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2034         pbb_nb_scattering_transform.
2035         (graphite_legal_transform_dr): Same.
2036         * graphite-poly.c (extend_scattering): Same.
2037         (unify_scattering_dimensions): Same.
2038         (print_scattering_function): Same.
2039         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2040         PBB_NB_LOCAL_VARIABLES.
2041         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2042         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2043         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2044         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2045         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2046         (pbb_nb_scattering_transform): New.
2047         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2048         (psco_scattering_dim): Add assert on parameters.
2049         (psct_scattering_dim): Same.
2050         (psct_scattering_dim_for_loop_depth): Declared.
2051         (psct_local_var_dim): New.
2052         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2053         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2054         correct layout, call pbb_nb_local_vars.
2055         (psct_add_local_variable, psct_add_scattering_dimension): New.
2056         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2057         Initialize PBB_NB_SCATTERING_TRANSFORM.
2058
2059 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2060
2061         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2062         (set_coef): Renamed ppl_set_coef.
2063         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2064
2065 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2066
2067         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2068         test a boolean against 1.
2069         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2070         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2071         (pbb_do_interchange): Returns true when a transform has been performed.
2072         (scop_do_interchange): Same.
2073         * graphite-poly.c (apply_poly_transforms): Use the return value of
2074         scop_do_interchange.
2075         * graphite-poly.h (scop_do_interchange): Update declaration.
2076
2077 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2078
2079         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2080         after last use.
2081         * sese.c (sese_reset_aux_in_loops): New.
2082         * sese.h (sese_reset_aux_in_loops): New.
2083
2084 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2085
2086         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2087         multiplier and multiply the constant by the multiplier.
2088         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2089         (build_poly_dr): Do not use the multiplier to define the subscript.
2090
2091 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2092
2093         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2094         compiler's data reference.  Initialize PDR_CDR.
2095         (print_pdr): Call dump_data_reference.
2096         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2097         Add compiler_dr field.
2098         (PDR_BB): Renamed PDR_PBB.
2099         (PDR_CDR): New.
2100         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2101         GCC's data reference representation.
2102         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2103         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2104
2105 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2106
2107         * graphite-poly.c (print_scattering_function): Also print the layout.
2108         * graphite-poly.h (pbb_nb_local_vars): New.
2109
2110 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2111
2112         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2113
2114 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2115
2116         * graphite-poly.c (print_pdr, debug_pdr): New.
2117         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2118         (PDR_BASE): Removed.
2119
2120 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2121
2122         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2123         ltrans-{1..6,8}.c.
2124
2125 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2126
2127         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2128         subscript identification column.
2129         (pbb_do_interchange): Print to dump_file that some loops "will be
2130         interchanged".  Rely on that chain of characters in the testcases.
2131         * gcc.dg/graphite/interchange-0.c: New.
2132         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2133         interchange-*.c files and compile them with -floop-interchange.
2134
2135 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2136
2137         * graphite-interchange.c (interchange_profitable_p): Renamed
2138         pbb_interchange_profitable_p.
2139
2140 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2141             Harsha Jagasia  <harsha.jagasia@amd.com>
2142             Pranav Garg  <pranav.garg2107@gmail.com>
2143
2144         * graphite-interchange.c (interchange_profitable_p): Make static.
2145         (pbb_interchange_loop_depths, pbb_do_interchange,
2146         scop_do_interchange): New.
2147         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2148         for flag_loop_interchange.
2149         * graphite-poly.h (scop_do_interchange): Declared.
2150         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2151         flag_loop_interchange is used.
2152
2153 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2154
2155         * graphite-dependences.c (dependence_polyhedron): Update use of
2156         pbb_nb_scattering_dims.
2157         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2158         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2159         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2160         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2161
2162 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2163
2164         * graphite.c: Cleanup foo.
2165
2166 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2167
2168         * Merge from mainline (r143684:148293).
2169         * Disabled libpcp until it gets fixed.
2170
2171 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2172             Harsha Jagasia  <harsha.jagasia@amd.com>
2173
2174         * graphite-interchange.c: New.
2175         * Makefile.in (graphite-interchange.o): New.
2176         * graphite-poly.h (interchange_profitable_p): Declared.
2177         * graphite-ppl.h (value_max): New.
2178
2179 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2180
2181         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2182         * graphite-poly.h: Fix some comments.
2183         (pdr_dim): New.
2184         (pdr_scop): New.
2185
2186 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2187
2188         * graphite-poly.h
2189         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2190         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2191         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2192         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2193         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2194         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2195         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2196         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2197         * graphite-clast-to-gimple.c: Same.
2198         * graphite-dependences.c: Same.
2199         * graphite-poly.c: Same.
2200         * graphite-sese-to-poly.c: Same.
2201
2202 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2203
2204         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2205         expressions for an IV rename, as returned by clast_to_gcc_expression.
2206         (copy_renames): Rename new_name to expr.
2207         * sese.c (debug_rename_elt): Same.
2208         (get_rename): Same.
2209         (set_rename): Same.
2210         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2211         the information from the rename map.
2212         (rename_variables_in_stmt): Same.
2213         (add_loop_exit_phis): Rename new_name to expr.
2214         (insert_loop_close_phis): Same.
2215         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2216         * sese.h (struct rename_map_elt): Rename new_name to expr.
2217         (new_rename_map_elt): Same.
2218
2219 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2220
2221         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2222         * sese.c (set_rename): Make it extern.
2223         * sese.h (set_rename): Declared.
2224
2225 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2226
2227         * graphite-poly.c (extend_scattering): Free values.
2228         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2229         Free iterators.
2230         (ppl_print_powerset_matrix): Same.
2231         * graphite-scop-detection.c (free_scops_1): New.
2232         (limit_scops): Call free_scops_1.
2233         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2234         (build_poly_dr): Free PPL coefficients.
2235         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2236
2237 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2238
2239         * graphite-dependences.c: New.
2240         * graphite-data-ref.c: Removed.
2241         * graphite-data-ref.h: Removed.
2242         * Makefile.in (graphite-data-ref.o): Removed.
2243         (graphite-dependences.o): Added.
2244         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2245         * graphite-poly.c: Same.
2246         Move the data dependence testing to graphite-dependences.c.
2247
2248 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2249
2250         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2251         from graphite_cannot_represent_loop. Code refactored.
2252         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2253
2254 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2255
2256         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2257         Cover all the testcases (not only the filtered ones).
2258
2259 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2260
2261         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2262         unnecessary check. Update comments. Move check for REAL_TYPE here.
2263         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2264         done in (stmt_simple_for_scop_p).
2265
2266 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2267
2268         * graphite.c (print_global_statistics): New.
2269         (print_graphite_scop_statistic): New.
2270         (print_graphite_statistics): New.
2271         (graphite_initialize, graphite_transform_loops): Print statistics.
2272         * graphite-scop-detection (build_scops): Print statistics.
2273         (print_graphite_scop_statistics): New.
2274         (print_graphite_statistics): New.
2275
2276 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2277
2278         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2279         (debug_clast_name_index): Removed.
2280         (debug_clast_name_indexes_1): Removed.
2281         (debug_clast_name_indexes): Removed.
2282         (clast_name_index_elt_info): Removed.
2283         (eq_clast_name_indexes): Removed.
2284         (clast_name_to_index): Removed.
2285         (new_clast_name_index): Removed.
2286         (save_clast_name_index): Removed.
2287         (save_var_name): Moved...
2288         (init_sese_params_index): Removed.
2289         (clast_name_to_gcc): Remove use of name_tree.
2290         (initialize_cloog_names): Same.
2291         (gloog): Do not call init_sese_params_index.
2292         * graphite-sese-to-poly.c (save_var_name): ...here.
2293         (parameter_index_in_region): New.
2294         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2295         (parameter_index_in_region): Removed.
2296         (is_parameter): Remove use of name_tree.
2297         * sese.h (struct name_tree): Removed.
2298         (struct sese): Remove use of name_tree.  New field params_names.
2299         (SESE_PARAMS_NAMES): New.
2300         (SESE_PARAMS): Remove duplicate.
2301         (parameter_index_in_region): Removed.
2302         (sese_nb_params): Remove use of name_tree.
2303         (struct clast_name_index): New.
2304         (new_clast_name_index): New.
2305         (clast_name_to_index): New.
2306         (save_clast_name_index): New.
2307         (debug_clast_name_index): New.
2308         (debug_clast_name_indexes_1): New.
2309         (debug_clast_name_indexes): New.
2310         (clast_name_index_elt_info): New.
2311         (eq_clast_name_indexes): New.
2312
2313 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2314
2315         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2316         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2317         (graphite_loop_normal_form): Do not pass region.  Do not
2318         initialize SESE_OLDIVS.
2319         (build_graphite_loop_normal_form): Update call to
2320         graphite_loop_normal_form.
2321         * sese.c (debug_oldivs): Removed.
2322         (new_sese): Do not initialize SESE_OLDIVS.
2323         (free_sese): Do not free SESE_OLDIVS.
2324         (oldiv_for_loop): Removed.
2325         * sese.h (struct sese): Remove old_ivs.
2326         (SESE_OLDIVS): Removed.
2327         (oldiv_for_loop): Removed.
2328
2329 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2330
2331         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2332         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2333         replaced by a call to newivs_to_depth_to_newiv.
2334         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2335         (clast_to_gcc_expression_red): Same.
2336         (gcc_type_for_clast_expr): Same.
2337         (gcc_type_for_clast_eq): Same.
2338         (graphite_translate_clast_equation): Same.
2339         (graphite_create_guard_cond_expr): Same.
2340         (graphite_create_new_guard): Same.
2341         (graphite_create_new_loop): Same.
2342         (build_iv_mapping): Same.
2343         (translate_clast): Same.
2344         (gloog): Same.
2345         (loop_iv_stack_patch_for_consts): Removed.  *
2346         sese.c (iv_stack_entry_is_constant): Removed.
2347         (iv_stack_entry_is_iv): Removed.
2348         (loop_iv_stack_push_iv): Removed.
2349         (loop_iv_stack_insert_constant): Removed.
2350         (loop_iv_stack_pop): Removed.
2351         (loop_iv_stack_get_iv): Removed.
2352         (loop_iv_stack_get_iv_from_name): Removed.
2353         (debug_loop_iv_stack): Removed.
2354         (free_loop_iv_stack): Removed.
2355         (loop_iv_stack_remove_constants): Removed.  *
2356         sese.h (iv_stack_entry_kind): Removed.
2357         (iv_stack_entry_data_union): Removed.
2358         (iv_stack_entry_struct): Removed.
2359         (iv_stack_entry_p): Removed.
2360         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2361         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2362         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2363         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2364         (gbb_loop_at_index): Fix indenting.
2365         (gbb_loop_index): Removed.
2366
2367 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2368
2369         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2370         Call clast_name_to_index.
2371
2372 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2373
2374         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2375         do not pass params.  Get params from SESE_PARAMS.
2376         (clast_to_gcc_expression): Same.
2377         (clast_to_gcc_expression_red): Same.
2378         (gcc_type_for_clast_eq): Same.
2379         (graphite_translate_clast_equation): Same.
2380         (graphite_create_new_loop): Same.
2381         * sese.c (rename_variables_in_stmt): Fix comment.
2382
2383 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2384
2385         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2386         newivs_index.
2387         Call save_clast_name_index.
2388         (translate_clast): Pass newivs_index.
2389         (gloog): Create and free newivs_index.
2390
2391 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2392
2393         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2394         (clast_name_index_p): New type.
2395         (debug_clast_name_index): New.
2396         (debug_clast_name_indexes_1): New.
2397         (debug_clast_name_indexes): New.
2398         (clast_name_index_elt_info): New.
2399         (eq_clast_name_indexes): New.
2400         (clast_name_to_index): New.
2401         (new_clast_name_index): New.
2402         (save_clast_name_index): New.
2403         (init_sese_params_index): New.
2404         (gloog): Call init_sese_params_index.
2405         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2406         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2407         (free_sese): Free SESE_PARAMS_INDEX.
2408         * sese.h (struct sese): Add params_index.
2409         (SESE_PARAMS_INDEX): New.
2410
2411 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2412
2413         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2414         (graphite_create_new_loop): Pass the newivs vector.  Push the
2415         newly created IV to newivs.
2416         (translate_clast): Pass the newivs vector.
2417         (gloog): Create and destroy the newivs vector.
2418
2419 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2420
2421         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2422         (graphite_loop_normal_form): Initialize loop->aux with the unique
2423         IV that has been created.
2424
2425 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2426
2427         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2428         scev with parameters in the base part. They where forbidden
2429         exidently.
2430
2431 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2432
2433         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2434         compile options by file names.
2435         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2436         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2437         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2438         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2439
2440 2009-05-08  Li Feng <nemokingdom@gmail.com>
2441
2442         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2443         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2444         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2445         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2446
2447 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2448
2449         * graphite-scop-detection (build_scops_1): Fix little bug introduced
2450         by final cleanup.
2451
2452 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2453
2454         * graphite-scop-detection.c (graphite_can_represent_scev): Only
2455         allow integer constant strides.
2456         (graphite_can_represent_expr): Depend on outermost_loop.
2457         (stmt_simple_memref_p, graphite_cannot_represent_loop,
2458         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2459         build_scops_1): Same.
2460         (scopdet_basic_block_info): Same and insert layered SCoP
2461         detection.
2462         (try_generate_gimple_bb): Cleanup.
2463         (build_scops): Enable data references.
2464
2465         * testsuite/gcc.dg/graphite/id-5.c: New.
2466         * testsuite/gcc.dg/graphite/id-9.c: New.
2467         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2468         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2469
2470 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2471
2472         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2473         that we have not yet built for this SCoP.
2474
2475 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2476
2477         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2478         for complex numbers.
2479
2480 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2481
2482         * graphite-ppl.c: Fix build if cloog is not available.
2483
2484 2009-05-04  Li Feng  <nemokingdom@gmail.com>
2485
2486         * tree-parloops.c (loop_parallel_p): Remove construction of
2487         NITER and REDUCTION_LIST.
2488         (try_get_loop_niter): New.
2489         (try_create_reduction_list): New.
2490         (parallelize_loops): Bypass the failed checkings in autopar
2491         when can_be_parallel in loop structure is set to true.
2492
2493 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2494
2495         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2496         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2497
2498 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2499
2500         * graphite-scop-detection.c (stmt_simple_for_scop_p):
2501         Enable EQ_EXPR and NE_EXPR again.
2502
2503 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2504
2505         * graphite-scop-detection.c (graphite_can_represent_scev):
2506         Add check if scev is affine multivariate.
2507         (harmful_stmt_in_bb): Check if we can represent the conditions.
2508         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2509         harmful_stmt_in_bb.
2510         * testsuite/gcc.dg/graphite/id-7.c: New.
2511
2512 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2513
2514         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2515         Check all bbs in region, not only the bbs that are represented in
2516         GRAPHITE.
2517         (build_poly_scop): Add newline.
2518         * testsuite/gcc.dg/graphite/id-8.c: New.
2519
2520 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2521
2522         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2523         when loop initialize.
2524         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2525         * common.opt: Declare flag_graphite_force_parallel.
2526         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2527         loop parallel.
2528         * graphite-poly.c (apply_poly_transforms): Introduce
2529         flag_graphite_force_parallel.
2530         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2531         * toplev.c (process_options): ditto and replace a not correctly
2532         encoded space.
2533
2534 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2535
2536         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2537         Change the call of gbb_loop_at_index and/or gbb_loop_index due
2538         to the redefinition.
2539         (compute_cloog_iv_types_1): ditto.
2540         (build_iv_mapping): ditto.
2541         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2542         initialization.
2543         (free_gimple_bb): Removed GBB_LOOPS related free part.
2544         (build_bb_loops): Removed.
2545         * sese.h (struct gimple_bb): Removed loops.
2546         (GBB_LOOPS): Removed.
2547         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2548         (gbb_loop_index): ditto.
2549
2550 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2551
2552         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2553         allow non constant strides.
2554         * testsuite/gcc.dg/graphite/scop-20.c: New.
2555
2556 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2557
2558         * graphite-scop-detection.c (dot_all_scops): Fix system call
2559         return value warning.
2560         (dot_scop): Same.
2561
2562 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2563
2564         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2565         * testsuite/gcc.dg/graphite/scop-3.c: Same.
2566
2567 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2568
2569         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2570         build_pairwise_constraint, dr_equality_constraints,
2571         build_pairwise_scheduling_equality,
2572         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2573         build_lexicographically_gt_constraint, dependence_polyhedron,
2574         graphite_legal_transform_dr, graphite_legal_transform_bb,
2575         graphite_legal_transform): New.
2576         * graphite-poly.h (graphite_legal_transform): Declared.
2577         * graphite-sese-to-poly.c (build_poly_scop): Call to
2578         graphite_legal_transform is disabled for the moment.
2579
2580 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2581
2582         * graphite-poly.h (pbb_nb_scattering_dims): New.
2583         (pbb_nb_scattering): Use it.
2584
2585 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2586
2587         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2588         Pointset_Powerset version of ppl_insert_dimensions.
2589         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2590
2591 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2592
2593         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2594
2595 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2596
2597         * graphite-poly.h: Fix comment.
2598
2599 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2600
2601         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2602
2603 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2604
2605         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2606         statements.
2607
2608 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2609
2610         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2611         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2612         conditions.
2613
2614 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
2615
2616         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2617         handle EQ_EXPR and NE_EXPR.
2618
2619 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2620
2621         * graphite-poly.h (poly_dr): Fix comment.
2622
2623 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2624             Tobias Grosser  <grosser@fim.uni-passau.de>
2625
2626         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2627         with a zero dimension polyhedron.
2628         (find_scop_parameters): Move the call to scop_set_nb_params here.
2629         (build_loop_iteration_domains): Store in loop->aux the iteration
2630         domain polyhedron.
2631         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2632         by any loop in scop.
2633         (build_poly_scop): Do not call scop_set_nb_params.
2634
2635 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2636             Tobias Grosser  <grosser@fim.uni-passau.de>
2637
2638         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2639         add_condition_to_domain not GT_EXPR.
2640
2641 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2642
2643         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2644         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2645         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2646         upper_bound_assign to calculate unions.
2647         * testsuite/gcc.dg/graphite/id-6.c: New.
2648
2649 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2650
2651         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2652         handle abnormal edges.
2653
2654 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2655
2656         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2657         (free_poly_bb): Also free poly_drs.
2658         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2659         (poly_dr): Polyhedron to Pointset_Powerset.
2660         (pdr_accessp_nb_subscripts): Same.
2661         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2662         poly_drs.
2663
2664 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2665
2666         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2667         names into more meaningful names.
2668
2669 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2670
2671         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2672         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2673
2674 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2675
2676         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2677         the reduction_list.
2678         * tree-parloops.c (rewrite_phi_with_iv): New.
2679         (rewrite_all_phi_nodes_with_iv): New.
2680         (canonicalize_loop_ivs): Call them.
2681
2682 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2683
2684         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2685         graphite_find_data_references_in_stmt.
2686         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2687         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2688
2689 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2690
2691         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2692
2693 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2694
2695         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2696         instead of bb_in_region.
2697         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
2698         (build_sese_conditions): Use flag_bb_in_sese.
2699         * sese.c (register_bb_in_sese): Removed.
2700         (new_sese): Remove initialization of SESE_REGION_BBS.
2701         (free_sese): Do not free SESE_REGION_BBS.
2702         * sese.h (struct sese): Remove field region_basic_blocks.
2703         (SESE_REGION_BBS): Removed.
2704         (bb_in_sese_p): Implement in function of bb_in_region.
2705
2706 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2707
2708         * graphite-scop-detection.c (limit_scops): Deal only with single exit
2709         loops.
2710
2711 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2712
2713         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2714         and EQ_EXPR.
2715         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2716         (add_condition_to_domain): New.
2717         (add_condition_to_pbb): New.
2718         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2719         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2720
2721 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2722
2723         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2724         ppl_Pointset_Powerset.
2725         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2726         * graphite-poly.h (poly_bb): poly_bb.domain Same.
2727         (pbb_nb_loops): Same.
2728         * graphite-sese-to-poly.c (build_loop_iteration_domains,
2729         add_conditions_to_domain): Same.
2730         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2731         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2732         ppl_const_Polyhedron_t.
2733         (ppl_print_powerset_matrix): New.
2734         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2735         ppl_print_powerset_matrix): New.
2736         (ppl_print_polyhedron_matrix): Updated.
2737
2738 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2739
2740         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2741
2742 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2743
2744         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
2745         (print_iteration_domains, debug_iteration_domain,
2746         debug_iteration_domains): New.
2747         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2748         debug_iteration_domains): Declared.
2749         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2750         indenting.
2751
2752 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2753             Sebastian Pop  <sebastian.pop@amd.com>
2754
2755         * graphite-poly.h (print_iteration_domain): New.
2756         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2757         (build_sese_conditions_1, build_sese_conditions_after,
2758         build_sese_conditions_before): New.
2759         (build_sese_conditions): Rewritten.
2760
2761 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2762             Tobias Grosser  <grosser@fim.uni-passau.de>
2763
2764         Cleanup of code generation liveouts.
2765         * graphite-clast-to-gimple.c (translate_clast): Use a single
2766         rename_map instead of one per translated statement.
2767         Do not use SESE_LIVEOUT_RENAMES.
2768         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2769         (gloog): Do not use SESE_LIVEOUT_RENAMES.
2770         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2771         phi node of a reduction: when a loop contains a reduction used outside
2772         the loop, there should be a scalar close phi node on the exit block.
2773         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2774         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2775         (free_sese): Do not free them.
2776         (sese_build_liveouts_use): Do not use them.
2777         (sese_build_liveouts_bb): Same.
2778         (sese_build_liveouts): Same.
2779         (sese_insert_phis_for_liveouts): Same.
2780         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
2781         (defined_in_loop_p): New.
2782         (alive_after_loop): New.
2783         (close_phi_not_yet_inserted_p): New.
2784         (struct alep, alep_p): New.
2785         (add_loop_exit_phis): Remove from the rename_map all the names defined
2786         in the code generated loop.
2787         (insert_loop_close_phis): Traverse the rename_map passed to it.
2788         Don't use SESE_LIVEOUT_RENAMES.
2789         (default_liveout_before_guard): Renamed default_before_guard.
2790         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2791         (graphite_copy_stmts_from_block): Do not directly call set_rename.
2792         (register_sese_liveout_renames): Removed.
2793         (copy_bb_and_scalar_dependences): Do not call it.
2794         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2795         reduction_list.
2796         (SESE_LIVEOUT): Removed.
2797         (SESE_LIVEOUT_RENAMES): Removed.
2798         (SESE_REDUCTION_LIST): Removed.
2799         (sese_build_liveouts): Removed.
2800         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2801         (insert_loop_close_phis): Pass a htab_t instead of a sese.
2802         (insert_guard_phis): Same.
2803         (rename_map_elt): Declare a VEC of them.
2804         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2805         trees not pointers to trees.
2806
2807         Rewrite in canonical close SSA form:
2808         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2809         (limit_scops): Close the scop after the block containing the close phi
2810         nodes.
2811         (canonicalize_loop_closed_ssa): New.
2812         (canonicalize_loop_closed_ssa_form): New.
2813         (build_scops): Call canonicalize_loop_closed_ssa_form.
2814
2815         * graphite-sese-to-poly.c: Fix typos.
2816
2817 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2818
2819         * graphite-poly.c (print_scattering_function, print_pbb_domain):
2820         Extended.
2821         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2822         (print_pbb): Add conditions.
2823
2824 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2825             Sebastian Pop  <sebastian.pop@amd.com>
2826
2827         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2828         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2829         (build_scop_bbs_1): New.
2830         (build_scop_bbs): Rewrite.
2831         * sese.h (bb_in_region): New.
2832
2833 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2834
2835         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2836         poly_drs vector.
2837         (print_scop): Style.
2838         * graphite-poly.h (poly_bb): Add drs vector.
2839         (PBB_DRS): Add accessor.
2840         * graphite-sese-to-poly.c (build_poly_dr): New.
2841         (build_pbb_drs, build_scop_drs): New.
2842         (build_poly_scop): call build_scop_drs (Disabled at the moment).
2843
2844 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2845
2846         * tree-ssa-loop.c: Include forgotten toplev.h
2847
2848 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2849
2850         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2851         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2852         * testsuite/gcc.dg/graphite/pr37928.c: Same
2853         * testsuite/gcc.dg/graphite/pr38409.c: Same
2854         * testsuite/gcc.dg/graphite/pr38498.c: Same
2855         * testsuite/gcc.dg/graphite/pr38559.c: Same
2856         * testsuite/gcc.dg/graphite/pr39335.c: Same
2857         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2858         * testsuite/gfortran.dg/graphite/block-2.f: Same
2859         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2860         with -floop-*.
2861
2862 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2863
2864         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2865         build_access_matrix, build_scop_data_accesses): Remove access function
2866         building. (We get a new version soon).
2867         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2868         * sese.h (nb_loops_around_loop_in_sese): Remove.
2869         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2870
2871 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2872             Sebastian Pop  <sebastian.pop@amd.com>
2873
2874         * graphite-scop-detection.c (struct scopdet_info): Rename last
2875         field to exit.
2876         (scopdet_basic_block_info, build_scops_1): Don't use
2877         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2878
2879 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2880             Sebastian Pop  <sebastian.pop@amd.com>
2881
2882         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2883         * sese.c (sese_build_liveouts_use): Renamed from
2884         sese_build_livein_liveouts_use. Remove liveins.
2885         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2886         Call sese_build_liveouts_use.
2887         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2888         Call sese_build_liveouts_bb.
2889         (new_sese, free_sese): Remove liveins.
2890         (sese_add_exit_phis_var): Deleted.
2891         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2892         directly.
2893         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2894
2895         * sese.h (sese): Remove num_ver and livein.
2896         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2897
2898 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2899
2900         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2901
2902 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2903
2904         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2905         (build_scop_scattering): Do not use compare_prefix_loops any more.
2906         (nb_common_loops): New.
2907
2908 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2909
2910         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2911         (register_old_and_new_names): Renamed set_rename.
2912
2913 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2914
2915         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2916         of the decl from the previous commit.
2917
2918 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2919
2920         * graphite-scop-detection.c (dot_scop): New.
2921         * graphite-scop-detection.h (dot_scop): Declared.
2922
2923 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2924
2925         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2926
2927 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2928
2929         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2930         condition at the end of the loop.
2931         * graphite.c (graphite_initialize, graphite_finalize): Print to
2932         dump_file the compiled function.
2933         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2934         of create_empty_loop_on_edge.
2935         (translate_clast): Update the code generation of loops for the new
2936         shape of loops.
2937         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2938
2939 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2940
2941         Reverted the patch from 2009-03-19.
2942
2943 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2944
2945         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2946         poly_drs vector.
2947         (print_scop): Style.
2948         * graphite-poly.h (poly_bb): Add drs vector.
2949         (PBB_DRS): Add accessor.
2950         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2951         (build_access_matrix_with_af, build_access_matrix,
2952         build_scop_data_accesses): Delete.
2953         (build_poly_dr): New.
2954         (build_pbb_drs, build_scop_drs): New.
2955         (build_poly_scop): call build_scop_drs.
2956
2957 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2958
2959         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2960         once per basic block.
2961
2962 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2963
2964         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2965         (graphite_can_represent_expr): Renamed from loop_affine_expr
2966         and enhanced.
2967         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2968         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2969         (scopdet_basic_block_info): Actually define entry_block.
2970         (stmt_simple_memref_p): Moved here from ...
2971
2972         * tree-data-ref.c (stmt_simple_memref_p): here.
2973         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2974
2975 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2976
2977         * testsuite/gcc.dg/graphite/id-4.c: New.
2978
2979 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2980
2981         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2982         (register_old_and_new_names): Update the content of the map.
2983         When there was already a rename_map_elt in the map at that
2984         location, free it.
2985         (copy_bb_and_scalar_dependences): Do rename_variables after
2986         expand_scalar_variables.
2987         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2988         of the map.  When there was already a rename_map_elt in the
2989         map at that location, free it.
2990         (translate_clast): Pass the rename_map.  Do not initialize and free
2991         a rename_map per stmt_user.
2992         (gloog): Initialize and free one rename_map and pass it to
2993         translate_clast.
2994
2995 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2996
2997         * sese.c (expand_scalar_variables_stmt,
2998         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2999         parameter.
3000         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3001         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3002         the gimple_stmt_iterator of the statement to be expanded.
3003         * graphite-scop-detection.c (is_simple_operand): Do handle
3004         REALPART_EXPR.
3005
3006 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3007
3008         * graphite-scop-detection.c (is_simple_operand): Do not handle
3009         REALPART_EXPR.
3010         * testsuite/gcc.dg/graphite/id-2.c: New.
3011
3012         * graphite-sese-to-poly.c (build_bb_loops,
3013         add_value_to_dim, scan_tree_for_params_right_scev,
3014         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3015         find_params_in_bb, build_loop_iteration_domains,
3016         add_conditions_to_domain): Remove subtract.
3017
3018 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3019
3020         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3021         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3022         pbb_loop_at_index -> gbb_loop_at_index.
3023         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3024         (debug_loop_vec): Delete.
3025         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3026         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
3027         (PBB_LOOPS): Removed.
3028         (PBB_BLACK_BOX): Insert cast.
3029         (pbb_set_black_box): New setter.
3030         (pbb_loop_at_index, pbb_loop_index): Removed.
3031         (scop_set_region, scop_set_nb_params): New.
3032         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3033         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3034         (build_poly_scop): Use scop_set_nb_params.
3035         * sese.h (gimple_bb): Add LOOPS.
3036         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3037
3038 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3039
3040         Revert previous commit.
3041
3042 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3043
3044         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3045         (register_old_and_new_names): Update the content of the map.
3046         When there was already a rename_map_elt in the map at that
3047         location, free it.
3048         (copy_bb_and_scalar_dependences): Do rename_variables after
3049         expand_scalar_variables.
3050         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3051         of the map.  When there was already a rename_map_elt in the
3052         map at that location, free it.
3053         (translate_clast): Pass the rename_map.  Do not initialize and free
3054         a rename_map per stmt_user.
3055         (gloog): Initialize and free one rename_map and pass it to
3056         translate_clast.
3057
3058 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3059
3060         Remove forgotten line in revert.
3061
3062 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3063
3064         Revert previous commit.
3065
3066 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3067
3068         * sese.c (register_old_and_new_names): Update the content
3069         of the map.  When there was already a rename_map_elt in the
3070         map at that location, free it.
3071         (copy_bb_and_scalar_dependences): Do rename_variables after
3072         expand_scalar_variables.
3073         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3074         of the map.  When there was already a rename_map_elt in the
3075         map at that location, free it.
3076         (translate_clast): Pass the rename_map.  Do not initialize and free
3077         a rename_map per stmt_user.
3078         (gloog): Initialize and free one rename_map and pass it to
3079         translate_clast.
3080
3081 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3082
3083         * graphite-clast-to-gimple.c (translate_clast): context_loop
3084         is never NULL.
3085
3086 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3087             Sebastian Pop  <sebastian.pop@amd.com>
3088
3089         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3090         of the use of ppl_Polyhedron_map_space_dimensions.
3091
3092 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3093             Sebastian Pop  <sebastian.pop@amd.com>
3094
3095         * graphite-poly.c (unify_scattering_dimensions): Fix types.
3096         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3097         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3098         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3099         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3100         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3101         pbb_nb_params): New.
3102         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3103         nb_loops_around_pbb): Adapt return types.
3104
3105 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3106
3107         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3108         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3109         graphite-scop-detection.o, graphite-poly.o): Add
3110         more headers.
3111
3112 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3113
3114         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3115         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3116         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3117
3118 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3119
3120         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
3121         * testsuite/gcc.dg/graphite/pr37828.c: Same.
3122         * testsuite/gcc.dg/graphite/pr37684.c: Same.
3123         * testsuite/gcc.dg/graphite/block-0.c: Same.
3124         * testsuite/gcc.dg/graphite/block-1.c: Same.
3125         * testsuite/gcc.dg/graphite/block-2.c: Same.
3126         * testsuite/gcc.dg/graphite/block-3.c: Same.
3127         * testsuite/gcc.dg/graphite/block-4.c: Same.
3128         * testsuite/gcc.dg/graphite/block-5.c: Same.
3129         * testsuite/gcc.dg/graphite/block-6.c: Same.
3130         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
3131         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3132         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
3133         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
3134         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
3135         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
3136         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
3137         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
3138         * opts.c: Remove -floop-block from -O2.
3139         * graphite-poly.c: Fail if -floop-block -floop-interchange or
3140         -floop-strip-mine are used.
3141
3142 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3143             Sebastian Pop  <sebastian.pop@amd.com>
3144
3145         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3146         dimensions.
3147         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3148         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3149         strip_mine_profitable_p, is_interchange_valid,
3150         graphite_trans_bb_block, graphite_trans_loop_block,
3151         graphite_trans_scop_block): Temporary removed.
3152         (extend_scattering, unify_scattering_dimensions): New.
3153         (print_scattering_function, graphite_read_transforms):
3154         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3155         (graphite_generate_scattering_fns): Removed.
3156         (apply_poly_transforms): Cleanup.
3157         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3158         (schedule_to_scattering): Moved.
3159         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3160         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3161         (pbb_nb_scattering): New.
3162         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3163         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3164         Removed.
3165         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3166         shift_poly.
3167         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3168         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3169         -> PBB_TRANSFORMED_SCATTERING.
3170         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3171         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3172         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3173         (check_poly_representation): Do not return bool.
3174         (graphite_transform_loops): Reformat.
3175         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3176
3177 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
3178
3179         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3180         debug_pbb_domain, debug_pbb, debug_scop): New.
3181         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3182         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3183
3184 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3185
3186         PR middle-end/39335
3187         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3188         when the type precision of the induction variable should be
3189         larger than the type precision of nit.
3190         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3191         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3192         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3193
3194         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3195         * testsuite/gcc.dg/graphite/pr39335.c: New.
3196
3197 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3198
3199         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3200         SSA_NAMES not struct reduction_info.
3201
3202 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3203
3204         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3205
3206 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3207             Tobias Grosser  <grosser@fim.uni-passau.de>
3208
3209         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3210         (free_sese): Free SESE_REDUCTION_LIST.
3211         * sese.h (struct sese): Add field reduction_list.
3212         (SESE_REDUCTION_LIST): New.
3213         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3214         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3215
3216 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3217             Tobias Grosser  <grosser@fim.uni-passau.de>
3218
3219         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3220         of loop_p.
3221
3222 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3223             Tobias Grosser  <grosser@fim.uni-passau.de>
3224
3225         * tree-parloops.c (struct brli, build_reduction_list_info,
3226         analyze_reduction_list, gather_scalar_reductions): New.
3227         (loop_parallel_p): Build a reduction list containing only
3228         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3229         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3230         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3231         * tree-flow.h (gather_scalar_reductions): Declared.
3232
3233 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3234
3235         PR middle-end/39308
3236         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3237         number_of_iterations_exit from a gcc_assert.
3238
3239 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3240             Jan Sjodin  <jan.sjodin@amd.com>
3241
3242         * output.h (graphite_out_file, graphite_in_file): Declared.
3243         * toplev.c (graphite_out_file, graphite_in_file): New.
3244         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3245         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3246         Don't call schedule_to_scattering.
3247         * common.opt (fgraphite-write, fgraphite-read): New.
3248         * graphite-poly.c: Include output.h.
3249         (print_scattering_function, print_scattering_functions,
3250         debug_scattering_function, debug_scattering_functions,
3251         graphite_write_transforms, graphite_read_transforms,
3252         graphite_generate_scattering_fns): New.
3253         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3254         Call graphite_generate_scattering_fns, graphite_write_transforms,
3255         graphite_read_transforms.
3256         (new_poly_bb): Initialize PBB_SCATTERING.
3257         (free_poly_bb): Free PBB_SCATTERING.
3258         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3259         * graphite-poly.h (struct poly_bb): Add field scattering.
3260         (PBB_SCATTERING): New.
3261         (print_scattering_function, print_scattering_functions,
3262         debug_scattering_function, debug_scattering_functions): Declared.
3263         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3264         GMP values, not integers!
3265         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3266         ppl_read_polyhedron_matrix): New.
3267         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3268         debug_ppl_polyhedron_matrix,
3269         ppl_read_polyhedron_matrix): Declared.
3270         * Makefile.in (graphite-poly.o): Depends on output.h.
3271
3272 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3273             Tobias Grosser  <grosser@fim.uni-passau.de>
3274
3275         Revert this change:
3276         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3277         scalar evolutions in the scop_entry->loop_father.
3278
3279 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3280             Tobias Grosser  <grosser@fim.uni-passau.de>
3281
3282         * graphite.h (ref_nb_loops): Remove declaration.
3283         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3284         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3285         debug_gbb): Moved to sese.h.
3286         * sese.h: As said.
3287
3288 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3289             Tobias Grosser  <grosser@fim.uni-passau.de>
3290
3291         * graphite-data-ref.[ch]: Disable.
3292
3293 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3294             Tobias Grosser  <grosser@fim.uni-passau.de>
3295
3296         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3297         scalar evolutions in the scop_entry->loop_father.
3298
3299 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3300
3301         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3302         (graphite_cannot_represent_loop_niter): Renamed
3303         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3304         (limit_scops): build_sese_loop_nests does not return a bool.
3305         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3306         * sese.c (nb_reductions_in_loop): ... from here.
3307         (graphite_loop_normal_form): ... from here.
3308         (sese_record_loop): Does not fail, so does not return a bool.
3309         (build_sese_loop_nests): Same.
3310         * sese.h (build_sese_loop_nests): Update declaration.
3311         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3312         (build_graphite_loop_normal_form): New.
3313         (gloog): Call build_graphite_loop_normal_form.
3314         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3315         build_sese_loop_nests.
3316
3317         * testsuite/gcc.dg/graphite/id-1.c: New.
3318
3319 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3320             Tobias Grosser  <grosser@fim.uni-passau.de>
3321
3322         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3323         The SCoP detection fix is sufficient.
3324
3325 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3326
3327         PR tree-optimization/39260
3328         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3329         the basic block contains a condition with a real type.
3330         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3331
3332         * gcc.dg/graphite/pr39260.c: New.
3333
3334 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3335
3336         * graphite-poly.c: Inlcude params.h.
3337         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3338         the size of a tile.
3339         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3340         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3341
3342 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3343             Tobias Grosser  <grosser@fim.uni-passau.de>
3344
3345         * graphite-scop-detection.c (dot_all_scops_1,
3346         dot_all_scops): Moved here.
3347         * graphite-scop-detection.h (dot_all_scops): Declared here.
3348         * graphite.c (graphite_initialize, graphite_finalize): New.
3349         (graphite_transform_loops): Cleaned up.
3350         * sese.c (debug_oldivs): Moved here.
3351         * graphite-poly.c (graphite_apply_transformations): Renamed
3352         apply_poly_transforms.
3353         (debug_loop_vec): Moved here.
3354         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3355         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3356         find_scop_parameters, build_scop_iteration_domain,
3357         add_conditions_to_constraints, build_scop_canonical_schedules,
3358         build_scop_data_accesses): Now static.
3359         (build_poly_scop, check_poly_representation): New.
3360
3361 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3362
3363         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3364         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3365         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3366         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3367         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3368         scan_tree_for_params, struct irp_data, dx_record_params,
3369         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3370         build_loop_iteration_domains, add_conditions_to_domain,
3371         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3372         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3373         build_sese_conditions, add_conditions_to_constraints,
3374         build_scop_iteration_domain, build_access_matrix_with_af,
3375         build_access_matrix,
3376         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3377
3378         * graphite-sese-to-poly.c: New.
3379         * graphite-sese-to-poly.h: New.
3380
3381         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3382
3383 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3384
3385         * graphite.c: Split graphite code generation to a new file.
3386         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3387         max_precision_type, clast_to_gcc_expression_red,
3388         clast_to_gcc_expression, gcc_type_for_clast_expr,
3389         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3390         graphite_translate_clast_equation, graphite_create_guard_cond_expr,