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1 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
2
3         PR middle-end/42205
4         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
5         Insert the reduction copy in the same block as the phi node.
6         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
7
8         * testsuite/gcc.dg/graphite/pr42205-1.c: New.
9         * testsuite/gcc.dg/graphite/pr42205-2.c: New.
10
11 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
12
13         PR middle-end/42221
14         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
15         the array indexing of ADDR_EXPRs.
16
17         * testsuite/gcc.dg/graphite/pr42221.c: New.
18
19 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
20
21         PR middle-end/42178
22         PR middle-end/42334
23         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
24         index.  Call lst_interchange_select_inner only once.
25         (lst_interchange_select_inner): Update use of lst_try_interchange.
26         (lst_interchange_select_outer): Update.
27
28 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
29
30         PR middle-end/42178
31         PR middle-end/42334
32         * graphite-interchange.c (lst_try_interchange): Do not increment the
33         the OUTER index when there is no AFTER kernel.  Do not increment the
34         OUTER index for after processing the AFTER kernel.
35         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
36         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
37         index.  Do not pass to lst_interchange_select_inner the OUTER index.
38         (scop_do_interchange): Update use of lst_interchange_select_outer.
39
40         * testsuite/gfortran.dg/graphite/graphite.exp
41         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
42         * testsuite/gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
43         the graphite dump file.
44         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
45         * testsuite/gfortran.dg/graphite/pr42334-1.f: New.
46
47 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
48
49         PR middle-end/42178
50         PR middle-end/42334
51         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
52         that are empty.
53         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
54         (lst_try_interchange): Reimplemented.
55         (lst_interchange_select_inner): Same.
56         (lst_do_interchange): Renamed lst_interchange_select_outer.
57         Reimplemented.
58         (scop_do_interchange): Update use of lst_interchange_select_outer.
59
60         * testsuite/g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
61         * testsuite/gcc.dg/graphite/block-0.c: Un-XFAILed.
62         * testsuite/gcc.dg/graphite/pr42211.c: New.
63         * testsuite/gfortran.dg/graphite/pr42334.f90: New.
64
65 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
66
67         PR middle-end/42181
68         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
69         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
70
71         * testsuite/gfortran.dg/graphite/pr42181.f90: New.
72
73 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
74
75         PR middle-end/42284
76         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
77         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
78         (detect_commutative_reduction_arg): Simplified.
79         (detect_commutative_reduction): Early return when the argument of
80         the close phi is not of an SSA_NAME.
81
82         * testsuite/gcc.dg/graphite/pr42284.c: New.
83
84 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
85
86         * dbgcnt.def (graphite_scop): New counter.
87         * graphite.c: Include dbgcnt.h
88         (graphite_transform_loops): Use new counter to limit transformations.
89
90 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
91
92         PR middle-end/42285
93         * graphite-scop-detection.c (graphite_can_represent_init): Also
94         handle more complex MULT_EXPRs containing parameters by recursion
95         on the structure.
96
97         * testsuite/gfortran.dg/graphite/pr42285.f90: New.
98
99 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
100
101         * testsuite/g++.dg/graphite/pr42130.C: Fix type.
102
103 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
104
105         * testsuite/g++.dg/graphite/pr42130.C: Correct testcase.
106
107 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
108
109         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
110         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
111
112 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
113
114         PR middle-end/42130
115         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
116         translate_clast_for_loop): New.
117         (translate_clast_for): Add a condition around the loop, to do not
118         execute loops with zero iterations.
119         * testsuite/g++.dg/graphite/pr42130.C: New.
120         * testsuite/gcc.dg/graphite/pr35356-2.c: Adapt.
121
122 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
123
124         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
125         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
126         Remove context_loop and level.
127
128 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
129
130         * graphite-clast-to-gimple.c (translate_clast_user,
131         translate_clast_for, translate_clast_guard): Simplify and move common
132         elements to translate_clast().
133         (translate_clast): Simplify and get common elements.
134
135 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
136
137         * graphite-clast-to-gimple.c (translate_clast_user,
138         translate_clast_for, translate_clast_guard): Split out of
139         translate_clast.
140
141 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
142
143         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
144         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
145         debug_clast_name_indexes_1, debug_clast_name_indexes,
146         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
147         (clast_name_to_gcc, clast_to_gcc_expression,
148         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
149         gcc_type_for_clast_eq, graphite_translate_clast_equation,
150         graphite_create_guard_cond_expr, graphite_create_new_loop,
151         translate_clast): Add params_index.
152         (initialize_cloog_names): Create parameter strings from scratch, do
153         not reference other strings.
154         (create_params_index): New.
155         (gloog): Initialize params_index.
156         * graphite-scop-detection (free_scops_1): Removed.
157         (limit_scops): Use normal free_scops.
158         * graphite-sese-to-poly.c (save_var_names): Removed.
159         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
160         and SESE_PARAMS_INDEX.
161         * sese.c (new_sese, free_sese): Dito.
162         * sese.h (struct sese): Remove params_index, params_names.
163         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
164
165 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
166
167         Revert the following patch from 2009-09-14:
168         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
169         tree-scalar-evolution.h, and then tree-data-ref.h.
170         * graphite-clast-to-gimple.c: Same.
171         * graphite-dependences.c: Same.
172         * graphite-interchange.c: Same.
173         * graphite-poly.c: Same.
174         * graphite-scop-detection.c: Same.
175         * graphite-sese-to-poly.c: Same.
176         * graphite.c: Same.
177         * lambda-code.c: Same.
178         * matrix-reorg.c: Same.
179         * tree-data-ref.c: Same.
180         * tree-if-conv.c: Same.
181         * tree-loop-distribu: Same.: Same.
182         * tree-loop-linear.c: Same.
183         * tree-parloops.c: Same.
184         * tree-predcom.c: Same.
185         * tree-vect-patterns.c: Same.
186
187 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
188
189         Revert patch from 2009-09-14.
190         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
191         passes at -O1 and below.
192
193 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
194
195         PR middle-end/40281
196         * testsuite/gcc.dg/graphite/pr40281.c: New.
197
198         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
199         evolutions should not variate in inner loops.
200
201 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
202
203         PR middle-end/42050
204         * testsuite/gfortran.dg/graphite/pr42050.f90: New.
205
206 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
207
208         * graphite-interchange.c (memory_strides_in_loop_depth): New.
209         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
210
211 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
212
213         * graphite-blocking.c (scop_do_block): New.
214         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
215         * graphite-poly.h (scop_do_block): Declared.
216
217 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
218
219         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
220         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
221         to transform depth into the time_depth before calling
222         pbb_number_of_iterations_at_time.
223         (lst_do_strip_mine): Use a scalar variable instead of recomputing
224         lst_depth.
225
226 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
227
228         Reverted the patch for "scattering permutations" from 2009-10-28.
229
230         * graphite-poly.c (print_permutation): New.
231         (debug_permutation): New.
232         (new_poly_bb): Initialize PBB_PERMUTATION.
233         (free_poly_bb): Free PBB_PERMUTATION.
234         * graphite-poly.h (pbb_permutation_elt_p): Declared.
235         (struct pbb_permutation_elt): New.
236         (PBB_PERMUTATION_ELT_STRIDE): New.
237         (PBB_PERMUTATION_ELT_STRIDED_P): New.
238         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
239         (new_pbb_permutation_elt): New.
240         (pbb_permutation_elt_free): New.
241         (struct poly_bb): Add field permutation.
242         (PBB_PERMUTATION): New.
243         (print_permutation): Declared.
244         (debug_permutation): Declared.
245
246 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
247
248         * graphite-interchange.c (build_partial_difference): New.
249         (memory_stride_in_loop): Refactored the computation of
250         equality constraints into build_partial_difference function.
251         Added support for debugging stride computations.
252
253 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
254
255         * graphite-clast-to-gimple.c (gloog): Free if_region,
256         if_region->true_region, and if_region->region.
257         * sese.c (if_region_set_false_region): Free if_region->false_region.
258         (create_if_region_on_edge): Do not use GGC_NEW.
259         (move_sese_in_condition): Remove useless initialization.
260
261 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
262
263         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
264         for the loops created by the loop distribution.  Do not modify the
265         input LSTs.
266         (lst_try_interchange_loops): Same.  Use a temporary LST for the
267         transformed schedule.  Call lst_update_scattering before data
268         dependence analysis.
269         (lst_try_interchange): Pass an extra parameter INDEX.
270         (lst_do_interchange_1): New.
271         (lst_do_interchange): Call lst_do_interchange_1.
272         (scop_do_interchange): Call lst_update_scattering.
273         * graphite-poly.c (apply_poly_transforms): Do not call
274         lst_update_scattering.
275         * graphite-poly.h (lst_pred): New.
276         (lst_succ): New.
277         (lst_find_first_pbb): Return NULL when not found.
278         (lst_empty_p): New.
279         (lst_insert_in_sequence): Allow LST1 to be NULL.
280         (lst_replace): New.
281         (lst_substitute_3): New.
282         * gcc.dg/graphite/interchange-1.c: XFail.
283         * gcc.dg/graphite/interchange-8.c: XFail.
284         * gcc.dg/graphite/interchange-11.c: XFail.
285
286 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
287
288         * graphite-interchange.c (lst_perfectly_nested_p): New.
289         (lst_perfect_nestify): New.
290         (lst_try_interchange_loops): Call store_lst_schedule,
291         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
292         (scop_do_interchange): Avoid redundant legality test.
293         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
294         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
295         * graphite-poly.h (psct_static_dim): New.
296         (lst_dewey_number_at_depth): New.
297         (lst_find_pbb): Restructured.
298         (lst_find_first_pbb): Restructured.
299         (lst_find_last_pbb): New.
300         (lst_contains_p): New.
301         (lst_contains_pbb): New.
302         (lst_create_nest): New.
303         (lst_remove_from_sequence): New.
304         (pbb_update_scattering): New.
305         (lst_update_scattering_under): New.
306         (lst_update_scattering_seq): New.
307         (lst_update_scattering): New.
308         (lst_insert_in_sequence): New.
309         (lst_distribute_lst): New.
310         (lst_remove_all_before_including_pbb): New.
311         (lst_remove_all_before_excluding_pbb): New.
312
313 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
314
315         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
316         get_loop_exit_edges.
317
318 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
319
320         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
321
322 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
323
324         * graphite-poly.c (print_permutation): New.
325         (debug_permutation): New.
326         (new_poly_bb): Initialize PBB_PERMUTATION.
327         (free_poly_bb): Free PBB_PERMUTATION.
328         * graphite-poly.h (pbb_permutation_elt_p): Declared.
329         (struct pbb_permutation_elt): New.
330         (PBB_PERMUTATION_ELT_STRIDE): New.
331         (PBB_PERMUTATION_ELT_STRIDED_P): New.
332         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
333         (new_pbb_permutation_elt): New.
334         (pbb_permutation_elt_free): New.
335         (struct poly_bb): Add field permutation.
336         (PBB_PERMUTATION): New.
337         (print_permutation): Declared.
338         (debug_permutation): Declared.
339
340 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
341
342         * graphite-clast-to-gimple.c (gloog): Do not call
343         sese_reset_aux_in_loops.
344         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
345         extra argument for domains.  Do not use loop->aux.
346         (build_scop_iteration_domain): Initialize and free domains, pass it
347         to build_loop_iteration_domains and extract the information from
348         domains.  Do not use loop->aux.
349         * sese.c (sese_reset_aux_in_loops): Removed.
350         * sese.h (sese_reset_aux_in_loops): Removed.
351
352 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
353
354         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
355         (dependency_in_loop_p): Same.
356         (translate_clast): Do not use loop->aux.  Initialize
357         loop->can_be_parallel.
358         (mark_loops_parallel): Removed.
359         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
360         * graphite.c (free_aux_in_new_loops): Removed.
361         (graphite_finalize): Do not call free_aux_in_new_loops.
362         (graphite_transform_loops): Do not call mark_loops_parallel.
363
364 2009-10-26  Li Feng  <nemokingdom@gmail.com>
365
366         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
367         (translate_clast): Pass an extra parameter LEVEL.
368         Call get_scattering_level.
369         * graphite-clast-to-gimple.h (get_scattering_level): New.
370
371 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
372
373         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
374         * cfgloop.h (struct loop): New field single_iv.
375
376         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
377         loop->aux anymore: use loop->single_iv.
378         (graphite_loop_normal_form): Moved...
379         (build_graphite_loop_normal_form): Removed.
380         (gloog): Do not call build_graphite_loop_normal_form.
381         (free_aux_in_new_loops): Moved...
382         (mark_loops_parallel): Restructure.
383         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
384         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
385         (scop_canonicalize_loops): New.
386         (build_poly_scop): Call scop_canonicalize_loops.
387         * graphite.c (free_aux_in_new_loops): ...here.
388
389 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
390
391         * g++.dg/graphite/graphite.exp: Add the same rules as in
392         gcc.dg/graphite/graphite.exp.
393
394 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
395
396         * g++.dg/graphite/id-1.C: New.
397
398 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
399
400         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
401         argument base_name.
402         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
403         (rewrite_phi_out_of_ssa): Same.
404         (rewrite_cross_bb_scalar_deps): Same.
405         (translate_scalar_reduction_to_array): Same.
406
407 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
408
409         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
410         dump_alias_graphs.
411
412 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
413
414         * graphite-sese-to-poly.c (dump_alias_graphs): New.
415         (build_scop_drs): Call dump_alias_graphs.
416
417 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
418
419         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
420         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
421         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
422         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
423         * graphite-poly.h (free_lst): New.
424         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
425         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
426
427 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
428
429         * graphite-poly.h (struct scop): Add a field saved_schedule.
430         (SCOP_SAVED_SCHEDULE): New.
431         (store_lst_schedule): New.
432         (restore_lst_schedule): New.
433         (store_scattering): Call store_lst_schedule.
434         (restore_scattering): Call restore_lst_schedule.
435
436 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
437
438         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
439         (pdr_add_alias_set): Same.
440         (build_poly_dr): Same.
441         (build_alias_set_optimal_p): Same.
442         (build_base_obj_set_for_drs): Same.  Do not store the result of
443         graphds_dfs.
444
445 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
446
447         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
448         all_components_are_cliques to 1.
449
450 2009-10-20  Li Feng  <nemokingdom@gmail.com>
451
452         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
453         the new structure.
454         (pdr_add_alias_set): Update retrieving alias_set_num.
455         (build_poly_dr): Update retrieving dr_base_object_set.
456         (partition_drs_to_sets): Remove.
457         (build_alias_set_optimal_p): New.
458         (build_alias_set_for_drs): Rename.
459         (build_scop_drs): Update.
460         * graphite-sese-to-poly.h (struct base_alias_pair): New.
461         (ALIAS_SET_INDEX): Remove.
462         (BASE_OBJECT_SET_INDEX): Remove.
463
464 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
465
466         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
467
468 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
469
470         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
471         loop upper bounds for 1-element arrays at end of structures.
472         * tree-flow.h (array_at_struct_end_p): Declared.
473         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
474
475 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
476
477         * g++.dg/graphite/pr41305.C: New.
478
479 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
480
481         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
482         construction of parameter constraints from loop iteration analysis.
483         * gcc.dg/graphite/run-id-2.c: New test.
484
485 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
486
487         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
488         and new_cstr.
489
490 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
491
492         * graphite-dependences.c (dependence_polyhedron_1): Remove
493         unused gdim dimensions from the DDR polyhedron.
494
495 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
496
497         * graphite-dependences.c (pddr_transformed_scattering): New.
498         (dot_original_deps_stmt_1): New.
499         (dot_transformed_deps_stmt_1): New.
500         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
501         dot_transformed_deps_stmt_1.
502         (dot_original_deps): New.
503         (dot_transformed_deps): New.
504         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
505
506 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
507
508         * graphite-dependences.c (reduction_dr_1): Remove wrong
509         assert: reduction BBs can have multiple reduction writes
510         to memory.  interchange-3.f90 is an example.
511
512 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
513
514         * gfortran.dg/graphite/interchange-3.f90: New.
515
516 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
517
518         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
519
520 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
521
522         * graphite-dependences.c (dependence_polyhedron_1): Add the
523         context to the dependence polyhedron.
524
525 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
526
527         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
528         PBB_PDR_DUPLICATES_REMOVED.
529         (new_poly_bb): Same.
530
531 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
532
533         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
534         SCOP_CONTEXT.
535         (build_loop_iteration_domains): Extract bounds on parameters
536         based on the data size.
537         (build_scop_context): Do not initialize SCOP_CONTEXT;
538         add new constraints.
539
540 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
541
542         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
543         * graphite-ppl.h (graphite-ppl.h): Declared.
544
545 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
546
547         * graphite-ppl.c (ppl_print_linear_expr): New.
548         (debug_ppl_linear_expr): New.
549         * graphite-ppl.h (ppl_print_linear_expr): Declared.
550         (debug_ppl_linear_expr): Declared.
551
552 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
553
554         * graphite-interchange.c: Fix comments.
555         * gcc.dg/graphite/block-1.c: Fix comments.
556
557 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
558
559         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
560         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
561
562 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
563
564         Reapply the patch from Alexander Monakov that disappeared during
565         the last merges from trunk.
566
567         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
568
569         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
570         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
571
572 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
573
574         * graphite-interchange.c (memory_stride_in_loop): The depth
575         argument corresponds to a dynamic time dimension, so use
576         psct_dynamic_dim to refer to the transformed scattering dimension.
577
578 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
579
580         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
581
582 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
583
584         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
585         root of the LST.
586         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
587         the root of the LST.
588         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
589         fake loop.
590         (print_lst): Print the root of LST in a different format.
591         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
592
593 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
594
595         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
596
597 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
598
599         * doc/passes.texi: Document the Graphite infrastructure.
600
601 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
602
603         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
604         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
605         and check the SSA representation.
606
607         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
608
609 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
610
611         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
612
613 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
614
615         * gcc.dg/graphite/interchange-11.c: New.
616
617 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
618
619         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
620
621 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
622
623         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
624         Add -fno-loop-strip-mine and -fno-loop-interchange.
625         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
626         -fno-loop-strip-mine.
627         * gfortran.dg/graphite/graphite.exp: Same.
628
629 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
630
631         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
632         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
633         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
634         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
635         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
636         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
637         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
638         DEFAULT_FLAGS_GRAPHITE_SCOP.
639         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
640         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
641
642 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
643
644         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
645
646 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
647             Sebastian Pop  <sebastian.pop@amd.com>
648
649         * graphite-interchange.c (build_linearized_memory_access): Pass an
650         offset as parameter.
651         (memory_stride_in_loop): Include transform scattering in the
652         access functions to be able to querry the strides in the
653         transformed loops.
654         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
655         not the psct_iterator_dim.
656
657 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
658
659         * graphite-blocking.c (pbb_do_strip_mine): Removed.
660         (lst_do_strip_mine_loop): New.
661         (lst_do_strip_mine): New.
662         (scop_do_strip_mine): Call lst_do_strip_mine.
663         * graphite-poly.h (lst_add_loop_under_loop): New.
664         (lst_find_first_pbb): New.
665
666 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
667
668         * graphite-poly.c (loop_to_lst): Fix LST creation.
669
670 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
671
672         * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
673         sizeof(unsigned long) to make it run on 32bit systems.
674
675 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
676
677         * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
678         SEGFAULT on 32bit.
679
680 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
681
682         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
683         Comment.
684         (write_alias_graph_to_ascii_dot): New.
685         (write_alias_graph_to_ascii_ecc): Ditto.
686         (partition_drs_to_sets): Add testing of optimality of current method
687         which assigns alias numbers according to DFS Comopnent number.  used
688         as heuristic for the upcoming ECC algorithm.
689         (build_scop_drs): Write to file also with the ecc and dot format.
690
691 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
692
693         * gfortran.dg/graphite/interchange-1.f: XFail.
694
695 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
696
697         * graphite.c (graphite_initialize): Do not handle functions with
698         more than 100 basic blocks.
699
700 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
701
702         * graphite-blocking.c (pbb_do_strip_mine): Use
703         PARAM_LOOP_BLOCK_TILE_SIZE.
704
705 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
706
707         * graphite-poly.c (dot_lst_1): New.
708         (dot_lst): New.
709         * graphite-poly.h (dot_lst): Declared.
710
711 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
712
713         * graphite-dependences.c (dot_deps_stmt_1): New.
714         (dot_deps_stmt): New.
715         * graphite-dependences.h (dot_deps_stmt): Declared.
716
717 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
718
719         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
720         not replace cross BB scalar dependences ending on PHI nodes.
721         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
722
723 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
724
725         * graphite-poly.c (apply_poly_transforms): Implement the high
726         level driver for flag_loop_block.
727         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
728         flag_loop_block.
729
730         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
731         -floop-block.
732         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
733         Add -floop-block.
734
735 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
736
737         * graphite-poly.h (lst_find_pbb): New.
738         (find_lst_loop): New.
739
740 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
741
742         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
743         * graphite-poly.h (struct scop): Remove dep_graph field.
744         (SCOP_DEP_GRAPH): Removed.
745
746 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
747
748         * graphite-poly.h (copy_lst): Do full copy of LST.
749
750 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
751
752         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
753         when the loop stride is zero.
754
755         * gcc.dg/graphite/id-16.c: New.
756
757 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
758
759         * graphite-dependences.c (reduction_dr_1): New.
760         (reduction_dr_p): New.
761         (graphite_legal_transform_dr): Call reduction_dr_p.
762         (reduction_ddr): Renamed reduction_ddr_p.
763         * graphite-poly.h (same_pdr_p): New.
764         (number_of_write_pdrs): New.
765         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
766         (split_reduction_stmt): Do not split reduction statements
767         when there are no writes to memory.
768         (translate_scalar_reduction_to_array_for_stmt): Insert the
769         memory reduction statement just after the scalar reduction statement.
770
771         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
772         Un-XFAIL-ed.
773         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
774         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
775
776 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
777
778         * graphite-interchange.c (lst_apply_interchange): New.
779         (lst_interchange_profitable_p): New.
780         (lst_try_interchange_loops): New.
781         (lst_try_interchange): New.
782         (lst_do_interchange): New.
783         (pbb_do_interchange): Removed.
784         (scop_do_interchange): Call lst_do_interchange.
785
786 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
787
788         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
789         SCOP_TRANSFORMED_SCHEDULE.
790         (loop_to_lst): New.
791         (scop_to_lst): New.
792         (print_lst): New.
793         (debug_lst): New.
794         * graphite-poly.h (lst_p): New.
795         (struct lst): New.
796         (LST_LOOP_P): New.
797         (LST_LOOP_FATHER): New.
798         (LST_PBB): New.
799         (LST_SEQ): New.
800         (scop_to_lst): Declared.
801         (print_lst): Declared.
802         (debug_lst): Declared.
803         (new_lst_loop): New.
804         (new_lst_stmt): New.
805         (copy_lst): New.
806         (lst_depth): New.
807         (lst_dewey_number): New.
808         (struct scop): Add original_schedule and transformed_schedule fields.
809         (SCOP_ORIGINAL_SCHEDULE): New.
810         (SCOP_TRANSFORMED_SCHEDULE): New.
811         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
812
813 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
814
815         * graphite-dependences.c (reduction_ddr): New.
816         (graphite_legal_transform_bb): Call reduction_ddr.
817         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
818         Initialize PBB_IS_REDUCTION.
819         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
820         (PBB_IS_REDUCTION): New.
821         (new_poly_bb): Update declaration.
822         * graphite-scop-detection.h (build_scop_bbs): Removed.
823         (nb_reductions_in_loop): Removed.
824         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
825         parameter for reductions.
826         (try_generate_gimple_bb): Update call to new_poly_bb.
827         (build_scop_bbs_1): Same.
828         (build_scop_bbs): Same.
829         (gsi_for_phi_node): New.
830         (scalar_close_phi_node_p): Remove gcc_assert.
831         (split_reduction_stmt): New.
832         (is_reduction_operation_p): New.
833         (phi_contains_arg): New.
834         (follow_ssa_with_commutative_ops): New.
835         (detect_commutative_reduction_arg): New.
836         (detect_commutative_reduction_assign): New.
837         (follow_inital_value_to_phi): New.
838         (edge_initial_value_for_loop_phi): New.
839         (initial_value_for_loop_phi): New.
840         (detect_commutative_reduction): New.
841         (translate_scalar_reduction_to_array_for_stmt): New.
842         (insert_copyout): New.
843         (insert_copyin): New.
844         (translate_scalar_reduction_to_array): New.
845         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
846         (rewrite_commutative_reductions_out_of_ssa_loop): New.
847         (rewrite_commutative_reductions_out_of_ssa): New.
848         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
849         * sese.h (split_region_for_bb): New.
850
851         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
852         * gcc.dg/graphite/interchange-1.c: Fix format.
853         * gcc.dg/graphite/interchange-10.c: New.
854
855 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
856
857         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
858         buggy assert.
859
860 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
861
862         * graphite-sese-to-poly.c (scev_analyzable_p): New.
863         (rewrite_cross_bb_scalar_dependence): New.
864         (rewrite_cross_bb_scalar_deps): New.
865         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
866         Call rewrite_cross_bb_scalar_deps.
867
868 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
869
870         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
871         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
872         gsi_for_stmt.
873
874 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
875
876         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
877         * graphite-interchange.c (pbb_do_interchange): Same.
878         * graphite-poly.c (print_scattering_function): Same.
879         (debug_pdrs): Same.
880         * graphite-poly.h (pbb_loop): New.
881         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
882
883 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
884
885         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
886
887 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
888
889         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
890         so don't pass a pointer to it.
891         (build_alias_set_for_drs): Same.
892         (build_base_obj_set_for_drs): Same.
893         (build_scop_drs): Same.
894
895 2009-09-26  Li Feng  <nemokingdom@gmail.com>
896
897         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
898         the alias graph of data references.
899
900 2009-09-25  Li Feng  <nemokingdom@gmail.com>
901
902         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
903         (build_scop_drs): When debugging, write the alias graph to file,
904         otherwise, should be disabled.
905
906 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
907
908         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
909         (is_simple_operand): Remove call to stmt_simple_memref_p.
910         (stmt_simple_for_scop_p): Update call to is_simple_operand.
911
912 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
913
914         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
915         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
916         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
917         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
918         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
919
920 2009-09-17 Li Feng  <nemokingdom@gmail.com>
921
922         PR middle-end/41118
923         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
924         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
925         (graphite_carried_dependence_level_k): Ditto.
926         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
927         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
928         (new_poly_dr): Adjust declaration.
929         * graphite-sese-to-poly.c (free_data_refs_aux): New.
930         (free_gimple_bb): Added free_data_refs_aux.
931         (build_poly_dr): Add dr_base_object_set.
932         (partition_drs_to_sets): New.
933         (dr_same_base_object_p): New.
934         (build_alias_set_for_drs): New.
935         (build_base_object_set_for_drs): New.
936         (build_scop_drs): Add build_base_obj_set_for_drs.
937         * graphite-sese-to-poly.h: Added #define for alias set number index and
938         base object set index.
939         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
940         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
941
942 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
943
944         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
945         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
946
947 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
948
949         * graphite-sese-to-poly.c (struct irp_data): Removed.
950         (idx_record_params): Removed.
951         (find_params_in_bb): Scan for parameters the access functions; don't
952         parse the tree representation.
953
954 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
955
956         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
957         passes at -O1 and below.
958
959 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
960
961         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
962         tree-scalar-evolution.h, and then tree-data-ref.h.
963         * graphite-clast-to-gimple.c: Same.
964         * graphite-dependences.c: Same.
965         * graphite-interchange.c: Same.
966         * graphite-poly.c: Same.
967         * graphite-scop-detection.c: Same.
968         * graphite-sese-to-poly.c: Same.
969         * graphite.c: Same.
970         * lambda-code.c: Same.
971         * matrix-reorg.c: Same.
972         * tree-data-ref.c: Same.
973         * tree-if-conv.c: Same.
974         * tree-loop-distribu: Same.: Same.
975         * tree-loop-linear.c: Same.
976         * tree-parloops.c: Same.
977         * tree-predcom.c: Same.
978         * tree-vect-patterns.c: Same.
979
980 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
981
982         Partially revert the previous patch, except the following.
983         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
984         as parameters the operands of the not expression.
985
986 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
987
988         * tree-scalar-evolution.c (instantiate_scev_assign): New.
989         Do not call analyze_scalar_evolution on assignments.
990         (instantiate_scev_phi): Call analyze_scalar_evolution.
991         (instantiate_scev_name): Call instantiate_scev_assign and
992         instantiate_scev_phi.
993         (instantiate_scev_not): Adapted to pass as parameters the operands
994         of the not expression.
995
996 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
997
998         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
999         to pass as parameters the operands of the binary expression.
1000
1001 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1002
1003         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1004         instantiate_scev_not.  Handle NEGATE_EXPR.
1005         (instantiate_scev_r): Handle NEGATE_EXPR.
1006
1007 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1008
1009         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1010         instantiate_scev_r.
1011         (instantiate_scev_r): Move code in instantiate_scev_2
1012         and instantiate_scev_1.
1013
1014 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1015
1016         * tree-scalar-evolution.c (instantiate_scev_3): New.
1017         (instantiate_scev_1): Move code in instantiate_scev_3.
1018
1019 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1020
1021         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1022         (instantiate_scev_1): Move code in instantiate_scev_poly.
1023
1024 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1025
1026         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1027         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1028
1029 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1030
1031         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1032         (instantiate_scev_1): Move code in instantiate_scev_convert.
1033
1034 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1035
1036         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1037         (instantiate_scev_1): Move code in instantiate_scev_binary.
1038
1039 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1040
1041         * tree-scalar-evolution.c (instantiate_scev_name): New.
1042         (instantiate_scev_1): Move code in instantiate_scev_name.
1043
1044 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1045
1046         * Merge from mainline (150992:151171).
1047
1048 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1049
1050         * graphite-dependences.c (graphite_legal_transform_bb): Call
1051         pbb_remove_duplicate_pdrs.
1052         * graphite-poly.c (can_collapse_pdr): Removed.
1053         (pdr_find_duplicate): Removed.
1054         (can_collapse_pdrs): New.
1055         (pbb_remove_duplicate_pdrs): New.
1056         (new_poly_dr): Do not look for duplicates.
1057         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1058         (PBB_PDR_DUPLICATES_REMOVED): New.
1059         (pbb_remove_duplicate_pdrs): Declared.
1060
1061 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1062
1063         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1064         the strides by multiplying by PDR_NB_REFS.
1065         * graphite-poly.c (can_collapse_pdr): New.
1066         (pdr_find_duplicate): New.
1067         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1068         Initialize PDR_NB_REFS.
1069         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1070         (PDR_NB_REFS): New.
1071         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1072
1073 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1074
1075         Revert one of the previous commits:
1076         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1077         the computation of symmetric data dependence relations.
1078         (dependency_between_pbbs_p): Same.
1079
1080 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         PR middle-end/40965
1083         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1084         any transform.
1085
1086 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1087
1088         * graphite-dependences.c (pddr_original_scattering): Return NULL
1089         for read-read dependence relations.
1090         * graphite-poly.h (enum poly_dr_type): Fix comment.
1091         (pdr_read_p): New.
1092         (pdr_write_p): New.
1093         (pdr_may_write_p): New.
1094
1095 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1096
1097         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1098         (struct poly_dr): Same.
1099         (new_poly_dr): Same.
1100         * graphite-poly.c (new_poly_dr): Same.
1101
1102 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1103             Sebastian Pop  <sebastian.pop@amd.com>
1104
1105         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1106         pbb_strip_mine_time_depth.  Changed the implementation so that
1107         transformation is expressed as a transformation on
1108         time (scatttering) dimensions.  Also, ensures that the 2d+1
1109         scheduling format is preserved.
1110         (pbb_strip_mine_profitable_p): Profitability is based on the
1111         iteration number of a given time (scattering) dimension,
1112         and not on a original loop depth dimension.
1113         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1114         (pbb_do_strip_mine): Call psct_dynamic_dim.
1115         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1116         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1117         (pbb_nb_dynamic_scattering_transform): New.
1118         (psct_dynamic_dim): New.
1119
1120 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1121
1122         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1123         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1124         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1125         * graphite-interchange.c (build_linearized_memory_access): Same.
1126         (memory_stride_in_loop): Same.
1127
1128 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1129
1130         * graphite-dependences.c (pddr_original_scattering): New.
1131         (graphite_legal_transform_dr): Call pddr_original_scattering.
1132         (dot_deps_1): New.
1133         (dot_deps): New.
1134         * graphite-dependences.h (dot_deps): Declared.
1135         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1136         (print_pdr): Print PDR_ID.
1137         * graphite-poly.h (struct poly_dr): Add field id.
1138         (PDR_ID): New.
1139         (pbb_index): New.
1140         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1141
1142 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1143
1144         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1145         not delete the original dependence relation.
1146
1147 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1148
1149         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1150         the computation of symmetric data dependence relations.
1151         (dependency_between_pbbs_p): Same.
1152
1153 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1154
1155         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1156         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1157         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1158         (free_poly_ddr): New.
1159         (pddr_is_empty): New.
1160         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1161         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1162         Remove fprintfs.
1163         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1164         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1165         * graphite-dependences.h (enum poly_dependence_kind): New.
1166         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1167         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1168         (PDRP_SINK): Renamed PDDR_SINK.
1169         (PDRP_DDP): Renamed PDDR_DDP.
1170         (PDDR_KIND): New.
1171         (free_poly_ddr): Declared.
1172         * graphite-poly.c (new_scop): Use the new hash function names.
1173         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1174         into original_pddrs.
1175         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1176
1177 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1178
1179         * Merge from mainline (150764:150992).
1180
1181 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1182
1183         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1184         bounds with LT_EXPR to make niter analysis more precise on code
1185         generated by Graphite.
1186
1187 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1188
1189         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1190         (graphite_legal_transform_bb): Same.
1191         (poly_drs_may_alias_p): Same.
1192
1193 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1194
1195         PR middle-end/40981
1196         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1197         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1198
1199 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1200
1201         * graphite-poly.c (print_pbb): Print PBB index.
1202
1203 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1204
1205         * Merge from mainline (r150672:150764).
1206
1207 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1208
1209         * graphite-interchange.c (ppl_max_for_le): Moved...
1210         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1211         * graphite-ppl.c (ppl_max_for_le): ... here.
1212         * graphite-ppl.h (ppl_max_for_le): Declared.
1213
1214 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1215
1216         * Merge from mainline (r150372:150672).
1217
1218 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1219
1220         PR middle-end/40980
1221         * sese.c (convert_for_phi_arg): New.
1222         (add_guard_exit_phis): Use convert_for_phi_arg.
1223
1224         * testsuite/gfortran.dg/graphite/id-17.f: New.
1225
1226 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1227
1228         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1229         unknown subscript upper bounds.
1230
1231         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1232
1233 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1234             Pranav Garg  <pranav.garg2107@gmail.com>
1235
1236         * graphite-interchange.c (gather_access_strides): Removed.
1237         (ppl_max_for_le): New.
1238         (build_linearized_memory_access): New.
1239         (memory_stride_in_loop): New.
1240         (pbb_interchange_profitable_p): Reimplemented.
1241         * graphite-ppl.h (ppl_new_id_map): New.
1242         (ppl_interchange): New.
1243
1244         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1245
1246 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1247
1248         * graphite-interchange.c (compute_subscript): Removed.
1249         (compute_array_size_cstr): Removed.
1250         (compute_array_size_poly): Removed.
1251         (compute_array_size): Removed.
1252         (gather_access_strides_poly): Removed.
1253         (gather_access_strides): Empty.
1254
1255 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1256
1257         * graphite-dependences.c (dependence_polyhedron_1): Replace
1258         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1259         (graphite_legal_transform_dr): Same.
1260         (graphite_carried_dependence_level_k): Same.
1261         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1262         Initialize PDR_NB_SUBSCRIPTS.
1263         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1264         PDR_NB_SUBSCRIPTS.
1265         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1266         (PDR_NB_SUBSCRIPTS): New.
1267         (pdr_nb_subscripts): Removed.
1268         (pdr_dim): Simplified.
1269         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1270         with PDR_NB_SUBSCRIPTS.
1271
1272 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1273
1274         * graphite-interchange.c (compute_array_size): Remove use of
1275         PDR_DATA_CONTAINER.
1276         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1277         Do not initialize PDR_DATA_CONTAINER.
1278         (print_pdr): Do not print PDR_DATA_CONTAINER.
1279         * graphite-poly.h (struct poly_dr): Remove data_container field.
1280         (PDR_DATA_CONTAINER): Removed.
1281         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1282         PDR_DATA_CONTAINER.
1283         (build_poly_dr): Same.
1284
1285 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1286
1287         * testsuite/gcc.dg/graphite/interchange-9.c: New.
1288
1289 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1290             Sebastian Pop  <sebastian.pop@amd.com>
1291
1292         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1293         copy of the dependence polyhedron.  Free the temporary objects.
1294         (graphite_carried_dependence_level_k): Free unused objects before
1295         returning.
1296
1297         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1298         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1299         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1300         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1301         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1302
1303 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1304
1305         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1306         Early return without analyzing the data dependences if no
1307         transform has been done.  Call restore_scattering if the transform
1308         is not legal.
1309         (graphite-interchange.c): Same.
1310         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1311         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1312         (apply_poly_transforms): Do not gcc_assert that
1313         the transform is legal.
1314         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1315         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1316         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1317         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1318         * graphite-poly.h (struct poly_scattering): New.
1319         (struct poly_bb): Add original, transformed, and saved fields.
1320         Remove transformed_scattering, original_scattering, nb_local_variables,
1321         and nb_scattering_transform fields.
1322         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1323         (poly_scattering_new): New.
1324         (poly_scattering_free): New.
1325         (poly_scattering_copy): New.
1326         (store_scattering_pbb): New.
1327         (store_scattering): New.
1328         (restore_scattering_pbb): New.
1329         (restore_scattering): New.
1330         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1331         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1332
1333 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1334
1335         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1336         (print_scop): Same.
1337
1338 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1339
1340         * Makefile.in (graphite.o): Depends on PREDICT_H.
1341         * graphite.c: Include predict.h.
1342         (graphite_finalize): Call tree_estimate_probability.
1343         * predict.c (predict_loops): Do not call scev_initialize and
1344         scev_finalize.
1345         (tree_estimate_probability_bb): New.
1346         (tree_estimate_probability): Do not initialize loops: move that
1347         code to the driver.  Call tree_estimate_probability_bb.
1348         (tree_estimate_probability_driver): New.
1349         (pass_profile): Use tree_estimate_probability_driver.
1350         * predict.h (tree_estimate_probability): Declared.
1351
1352 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1353
1354         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1355         * graphite-dependences.c (graphite_legal_transform): Add time to
1356         TV_GRAPHITE_DATA_DEPS.
1357         (dependency_between_pbbs_p): Same.
1358         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1359
1360 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1361
1362         * Merge from mainline (r149952:150372).
1363
1364 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1365
1366         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1367         * graphite-blocking.c: Same.
1368         * graphite-clast-to-gimple.c: Same.
1369         * graphite-dependences.c: Same.
1370         * graphite-poly.c: Same.
1371         * graphite-poly.h: Same.
1372         * graphite-ppl.c: Same.
1373         * graphite-scop-detection.c: Same.
1374         * graphite-sese-to-poly.c: Same.
1375         * graphite.c: Same.
1376
1377 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1378
1379         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1380         (remove_simple_copy_phi): New.
1381         (remove_invariant_phi): New.
1382         (simple_copy_phi_p): New.
1383         (reduction_phi_p): New.
1384         (gsi_for_ssa_name_def): New.
1385         (insert_out_of_ssa_copy): New.
1386         (insert_out_of_ssa_copy_on_edge): New.
1387         (create_zero_dim_array): New.
1388         (scalar_close_phi_node_p): New.
1389         (rewrite_close_phi_out_of_ssa): New.
1390         (rewrite_phi_out_of_ssa): New.
1391         (rewrite_reductions_out_of_ssa): New.
1392         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1393
1394         * testsuite/gcc.dg/graphite/id-11.c: New.
1395         * testsuite/gcc.dg/graphite/id-15.c: New.
1396         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1397         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1398         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1399         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1400         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1401         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1402         * testsuite/gfortran.dg/graphite/id-13.f: New.
1403         * testsuite/gfortran.dg/graphite/id-5.f: New.
1404
1405 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1406
1407         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1408         check that nb_reductions_in_loop is zero.
1409         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1410         reduction phi nodes.
1411         (nb_reductions_in_loop): Removed.
1412         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1413         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1414         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1415         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1416         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1417
1418 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1419
1420         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1421         statements that have an empty iteration domain.
1422         * testsuite/gfortran.dg/graphite/id-16.f: New.
1423
1424 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1425
1426         * tree-scalar-evolution.c (instantiate_scev_1): Return
1427         chrec_dont_know when the result is not above instantiate_below.
1428         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1429         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1430         the tree has a known scalar evolution.
1431         * testsuite/gfortran.dg/graphite/id-14.f: New.
1432         * testsuite/gfortran.dg/graphite/id-15.f: New.
1433
1434 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1435
1436         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1437         insert_gsi.
1438         (rename_variables): Keep inserting renames after the ones already
1439         inserted.
1440
1441 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1442
1443         * graphite-sese-to-poly.c (compare_bb_depths): New.
1444         (graphite_sort_dominated_info): New.
1445         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1446         (build_scop_scattering): Fix comment.
1447
1448 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1449
1450         * graphite.c (graphite_finalize): Call print_loops instead of
1451         dump_function_to_file.
1452         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1453         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1454         loops generated in the graphite output file.
1455         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1456         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1457         * testsuite/gfortran.dg/graphite/id-12.f: New.
1458
1459 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1460
1461         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1462         Remove 2 XFAIL.
1463
1464 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1465             Tobias Grosser  <grosser@fim.uni-passau.de>
1466
1467         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1468         alias set number build alias in ACCESSES polyhedron.
1469         (build_alias_set_for_drs): New.
1470         (build_pbb_drs): Added build_alias_set_for_drs.
1471         * graphite-dependences.c (poly_drs_may_alias_p): New.
1472         (graphite_carried_dependence_level_k): Check alias information
1473         before building polyhedron.
1474
1475 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1476
1477         * Makefile.in (lambda-code.o): Fix formatting.
1478
1479 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1480
1481         * Merge from mainline (r149350-149952)
1482
1483 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1484
1485         * graphite-poly.c (apply_poly_transforms): Move strip_mine
1486         before interchange to prepare for loop blocking.
1487
1488 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1489
1490         * graphite-poly.c (apply_poly_transforms): Add checks after every
1491         transformation.
1492         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1493         done in apply_poly_transforms.
1494
1495 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1496
1497         * graphite-dependences.c (build_lexicographically_gt_constraint):
1498         Replace RES parameter with *RES.
1499         (dependence_polyhedron_1): Pass an address of the parameter RES
1500         instead of value of RES.
1501
1502 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1503
1504         * graphite.c (graphite_finalize): Fix comment.
1505         (graphite_transform_loops): Reset scev info after code generation
1506         of each scop.
1507
1508 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1509
1510         * graphite.c (graphite_finalize): Call scev_reset.
1511
1512 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1513
1514         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1515         GBB_CLOOG_IV_TYPES hash table twice.
1516         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1517         (add_condition_to_domain): Clear GMP values.
1518
1519 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1520
1521         * graphite-dependences.c: Fix formatting.
1522         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1523         (pbb_number_of_iterations): Free ppl_Linear_Expression.
1524         * graphite-sese-to-poly.c: Fix formatting.
1525         * graphite.c (graphite_transform_loops): Create the hash table
1526         after the early return.
1527
1528 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1529
1530         * testsuite/gcc.dg/graphite/id-14.c: New.
1531         * testsuite/gcc.dg/graphite/pr40157.c: New.
1532         * testsuite/gfortran.dg/graphite/id-11.f: New.
1533
1534 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1535
1536         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1537         (build_poly_scop): Return false when there are no pbbs within
1538         loops to avoid to pass to cloog scops with no loops.
1539
1540 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1541
1542         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1543         useless test "i % 2".
1544         (build_pbb_scattering_polyhedrons): Fix formatting.
1545         (build_poly_dr): Same.
1546         * graphite.c (graphite_transform_loops): Restructure.
1547
1548 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
1549
1550         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1551         reduction_list parameter.
1552         (rewrite_all_phi_nodes_with_iv): Same.
1553         (canonicalize_loop_ivs): Same.
1554         * tree-parloops.c (struct brli): Removed.
1555         (build_reduction_list_info): Removed.
1556         (build_new_reduction): New.
1557         (analyze_reduction_list): Removed.
1558         (gather_scalar_reductions): Find reductions instead of phi
1559         nodes that can't be canonicalized.
1560         (try_create_reduction_list): Remove reduction_list parameter.
1561         (gen_parallel_loop): Same.
1562         (parallelize_loops): Remove analyze_reductions variable,
1563         initialization and free.
1564         Change reduction_list htab initialization to reduction_info
1565         elements instead of ssa names.
1566         Call try_create_reduction_list and gen_parallel_loop without
1567         analyzed_reduction argument.
1568         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1569         canonicalize_loop_ivs with one less argument.
1570         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1571
1572 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1573
1574         * graphite-dependences.c (new_poly_dr_pair): New.
1575         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1576         (new_poly_dr_pair): New.
1577         (eq_poly_dr_pair_p): New.
1578         (hash_poly_dr_pair_p): New.
1579         * graphite-dependences.h (struct poly_dr_pair): New.
1580         (eq_poly_dr_pair_p): Declared.
1581         (hash_poly_dr_pair_p): Declared.
1582         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1583         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1584         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1585         * Makefile.in (graphite-poly.o): Add dependence on
1586         graphite-dependences.h.
1587
1588 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1589
1590         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1591         polynomials of degree > 1 pass to Graphite.
1592         * tree-chrec.c (scev_is_linear_expression): Call
1593         evolution_function_is_affine_multivariate_p.
1594         * testsuite/gfortran.dg/graphite/id-10.f90: New.
1595
1596 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1597
1598         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1599         Instantiate scevs varying in outer loops.
1600         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1601
1602 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1603
1604         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1605         redundant constraint.
1606
1607 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1608
1609         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1610         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1611         based on the file names as in the C testsuite.
1612         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1613         * testsuite/gfortran.dg/graphite/block-2.f: Same.
1614         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1615         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1616         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1617         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1618         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1619         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1620         * testsuite/gfortran.dg/graphite/id-6.f: Same.
1621         * testsuite/gfortran.dg/graphite/id-9.f: Same.
1622         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1623         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1624         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1625
1626 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1627
1628         * sese.c (expand_scalar_variables_call): New.
1629         (expand_scalar_variables_ssa_name): Handle calls in expander.
1630
1631 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1632
1633         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1634         Expect to see the pattern twice.
1635         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1636         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1637         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1638
1639 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1640
1641         * testsuite/gcc.dg/graphite/id-10.c: New.
1642         * testsuite/gcc.dg/graphite/id-12.c: New.
1643         * testsuite/gfortran.dg/graphite/id-7.f: New.
1644         * testsuite/gfortran.dg/graphite/id-8.f: New.
1645
1646 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1647
1648         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1649         zero.
1650
1651 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1652
1653         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1654
1655 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1656
1657         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1658
1659 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1660
1661         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1662         building PDR subscripts.
1663
1664 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1665
1666         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1667         computation of array sizes.
1668
1669 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1670
1671         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1672
1673 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
1674
1675         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1676         build_pairwise_constraint, dr_equality_constraints,
1677         build_pairwise_scheduling_equality,
1678         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1679         build_lexicographically_gt_constraint, dependence_polyhedron,
1680         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1681         Move from NNC_Polyhedron to C_Polyhedron.
1682         * graphite-interchange.c (compute_array_size_poly,
1683         gather_access_strides): Dito.
1684         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1685         free_scop, pbb_number_of_iterations): Dito.
1686         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1687         pbb_dim_iter_domain, struct scop): Dito.
1688         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1689         new_Cloog_Domain_from_ppl_Polyhedron,
1690         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1691         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1692         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1693         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1694         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1695         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1696         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1697         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1698         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1699         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1700         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1701         build_scop_iteration_domain, build_poly_dr): Dito
1702
1703 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1704
1705         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1706         run-id-*.c files.
1707         * testsuite/gcc.dg/graphite/run-id-1.c: New.
1708
1709 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1710
1711         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1712         positivity constraint on the symbolic number of iterations.
1713
1714 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1715
1716         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1717
1718 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1719             Tobias Grosser  <grosser@fim.uni-passau.de>
1720
1721         * graphite-clast-to-gimple.c (build_scop_context): Removed.
1722         (build_cloog_prog): Directly use SCOP_CONTEXT.
1723         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1724         (free_scop): Free SCOP_CONTEXT.
1725         (print_scop_context): New.
1726         (print_scop): Call print_scop_context.
1727         (debug_scop_context): New.
1728         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1729         (struct scop): Added field context.
1730         (SCOP_CONTEXT): New.
1731         * graphite-sese-to-poly.c (add_param_constraints): New.
1732         (build_scop_context): New.
1733         (build_poly_scop): Call build_scop_context.
1734
1735 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1736
1737         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1738         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1739         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1740         * graphite-ppl.h: Include double-int.h and tree.h.
1741         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1742         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1743         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
1744         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1745
1746 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1747
1748         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1749         POINTER_PLUS_EXPR for pointer types.
1750         (clast_to_gcc_expression): Same.
1751
1752 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1753
1754         * graphite-poly.c (print_scattering_function): Early return when
1755         PBB_TRANSFORMED_SCATTERING is not initialized.
1756         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1757
1758 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
1759
1760         * tree-parloops.c (analyze_reduction_list): Remove unused variable
1761         to fix bootstrap.
1762
1763 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
1764
1765         * tree-parloops.c (analyze_reduction_list): Change return
1766         value to void.
1767         (try_create_reduction_list): Move the call to
1768         analyze_reduction_list to the beginining.
1769         Call reduction_phi with analyzed_reductions as argument
1770         instead of reduction_list.
1771
1772 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1773
1774         *  Merge from mainline (r148296:149346)
1775
1776 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1777
1778         * graphite-scop-detection.c (graphite_can_represent_init): New.
1779         (graphite_can_represent_scev): Call graphite_can_represent_init:
1780         check that the initial value does not contain multiplications of
1781         parameters.
1782         (stmt_has_simple_data_refs_p): New.
1783         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1784         (is_simple_operand): Fix formatting.
1785         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1786
1787 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1788
1789         * testsuite/gcc.dg/graphite/id-13.c: New.
1790         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1791         analyze_scalar_evolution, use scalar_evolution_in_region.
1792         (scan_tree_for_params_right_scev): Add extra assert.
1793         (parameter_index_in_region_1): Split from parameter_index_in_region.
1794         (idx_record_params): Use scalar_evolution_in_region.
1795         (find_params_in_bb): Same.
1796         (find_scop_parameters): Same.
1797         (build_loop_iteration_domains): Same.
1798         (create_linear_expr_from_tree): Same.
1799         * sese.c (scalar_evolution_in_region): New.
1800         * sese.h (scalar_evolution_in_region): Declared.
1801         (defined_in_sese_p): New.
1802         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1803         static anymore.
1804         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1805         Declared.
1806
1807 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1808
1809         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1810         TREE_DATA_REF_H also implies SCEV_H.
1811
1812 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1813
1814         * graphite-poly.c (print_scop_params): New.
1815         (print_scop): Call print_scop_params.
1816         (debug_scop_params): New.
1817         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1818
1819 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1820
1821         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1822         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1823         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1824         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1825         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1826         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1827
1828 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1829
1830         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1831         for dependency checking part.
1832         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1833         tests for dependency checking.
1834         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1835         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1836         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1837         flag -fdump-tree-graphite-all for autopar testsuites.
1838
1839 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1840
1841         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1842         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1843         canonicalize_loop_ivs): Moved...
1844         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
1845
1846 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1847
1848         * tree-parloops.c (try_create_reduction_list): Pass an extra
1849         argument analyzed_reductions.  Call analyze_reduction_list.
1850         (gen_parallel_loop): Do not call analyze_reduction_list.
1851         (parallelize_loops): Init and finalize analyzed_reductions.
1852
1853 2009-07-06  Li Feng  <nemokingdom@gmail.com>
1854
1855         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1856         Added flag -fno-loop-strip-mine for autopar testcase.
1857
1858 2009-07-04  Li Feng  <nemokingdom@gmail.com>
1859
1860         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1861         transformed scattering dimension instead of unmatch orignal when
1862         calling dependence_polyhedron.
1863
1864 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1865
1866         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1867
1868 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1869
1870         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1871         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1872
1873 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1874
1875         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1876         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1877         * graphite-poly.c (pbb_number_of_iterations): New.
1878         * graphite-poly.h (pbb_number_of_iterations): Declared.
1879         (pbb_iterator_dim, pbb_parameter_dim): New.
1880
1881 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1882
1883         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1884         last commit on type of lower and upper bound of loops.
1885
1886 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1887
1888         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1889         graphite-dependences.h.
1890         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1891         (mark_bb_with_pbb): New.
1892         (get_stmtfor_depth): New.
1893         (find_pbb_via_hash): New.
1894         (dependency_in_loop_p): New.
1895         (mark_loops_parallel): New.
1896         (free_aux_in_new_loops): New.
1897         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1898         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1899         innermost loop parallel without checking.
1900         (gloog): Add parameter BB_PBB_MAPPING.
1901         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1902         (gloog): Change declaration.
1903         (mark_loop_parallel): Make extern.
1904         (free_aux_in_new_loops): Declare.
1905         (bb_pbb_map_hash): New.
1906         (eq_bb_pbb_map): New.
1907         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1908         auto parallelization when flag_graphite_force_parallel is set.
1909         (graphite_finalize): Added free_aux_in_new_loops.
1910         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1911         the innermost loop that marked parallel.  Use
1912         flag_graphite_force_parallel instead of loop->can_be_parallel.
1913         (loop_parallel_p): Move inner most checking out of function.
1914
1915 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1916
1917         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1918         type of lower and upper bound of loops signed long int.
1919
1920 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1921
1922         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1923         expression outside the loop.
1924
1925 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1926
1927         * gcc.dg/graphite/interchange-8.c: New.
1928
1929 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1930
1931         * gcc.dg/graphite/interchange-0.c: XFailed.
1932         * gcc.dg/graphite/interchange-5.c: XFailed.
1933         * gcc.dg/graphite/interchange-6.c: XFailed.
1934
1935 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1936
1937         * graphite-interchange.c (compute_array_size_poly): The end of the
1938         recursion should return 1.
1939
1940 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1941
1942         * graphite-interchange.c (compute_array_size_cstr): Allow the
1943         subscript multiplier to be -1.
1944         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1945         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1946         data_container.  Initializes PDR_DATA_CONTAINER.
1947         (print_pdr_access_layout): New.
1948         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1949         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1950         data_container.
1951         (PDR_DATA_CONTAINER): New.
1952         (new_poly_dr): Update declaration.
1953         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1954         (build_poly_dr): Call pdr_add_data_dimensions.
1955
1956 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1957
1958         * graphite-poly.h (struct poly_dr): Fix comment.
1959         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1960         (pdr_add_memory_accesses): New.
1961         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1962
1963 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1964
1965         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1966         (print_pbb): Add call to print_pdrs.
1967         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1968
1969 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1970             Li Feng <nemokingdom@gmail.com>
1971
1972         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1973         (dependency_between_pbbs_p): New.
1974         (lexicographically_gt_p): Assure !empty_p before polyhedron
1975         intersection assign.
1976         (build_lexicographically_gt_constraint): Correct lexicographically
1977         judging.
1978         * graphite-dependences.h: New.
1979         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1980
1981 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1982
1983         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1984         (gloog): Print to dump_file the generated clast.
1985         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1986         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1987
1988 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1989
1990         * graphite-poly.c (extend_scattering): Increment
1991         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1992
1993 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1994
1995         * graphite-interchange.c (compute_array_size_poly): Added exit of
1996         recursion condition.  Continue iterating even after the first equality.
1997         (compute_array_size): Same.
1998
1999 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2000
2001         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2002         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2003         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2004         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2005         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2006
2007 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2008
2009         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2010         only when the use verifies is_gimple_reg.
2011
2012 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2013
2014         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2015         Allocate scaldims after call to unify_scattering_dimensions.
2016
2017 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2018
2019         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2020
2021 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2022             Albert Cohen  <albert.cohen@inria.fr>
2023
2024         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2025         variables for the strip mining.
2026
2027 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2028             Pranav Garg  <pranav.garg2107@gmail.com>
2029
2030         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2031         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2032         (graphite-blocking.o): New rule.
2033         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2034         * graphite-blocking.c: New.
2035         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2036         flag_loop_strip_mine.
2037         (psct_scattering_dim_for_loop_depth): New.
2038         * graphite-poly.h (scop_do_strip_mine): Declared.
2039         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2040         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2041         flag_loop_strip_mine.
2042
2043 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2044
2045         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2046         a GMP value and a PPL coefficient at each iteration of a loop.
2047
2048 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2049
2050         * graphite-dependences.c (dependence_polyhedron): Do not use
2051         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2052         pbb_nb_scattering_transform.
2053         (graphite_legal_transform_dr): Same.
2054         * graphite-poly.c (extend_scattering): Same.
2055         (unify_scattering_dimensions): Same.
2056         (print_scattering_function): Same.
2057         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2058         PBB_NB_LOCAL_VARIABLES.
2059         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2060         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2061         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2062         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2063         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2064         (pbb_nb_scattering_transform): New.
2065         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2066         (psco_scattering_dim): Add assert on parameters.
2067         (psct_scattering_dim): Same.
2068         (psct_scattering_dim_for_loop_depth): Declared.
2069         (psct_local_var_dim): New.
2070         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2071         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2072         correct layout, call pbb_nb_local_vars.
2073         (psct_add_local_variable, psct_add_scattering_dimension): New.
2074         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2075         Initialize PBB_NB_SCATTERING_TRANSFORM.
2076
2077 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2078
2079         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2080         (set_coef): Renamed ppl_set_coef.
2081         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2082
2083 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2084
2085         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2086         test a boolean against 1.
2087         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2088         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2089         (pbb_do_interchange): Returns true when a transform has been performed.
2090         (scop_do_interchange): Same.
2091         * graphite-poly.c (apply_poly_transforms): Use the return value of
2092         scop_do_interchange.
2093         * graphite-poly.h (scop_do_interchange): Update declaration.
2094
2095 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2096
2097         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2098         after last use.
2099         * sese.c (sese_reset_aux_in_loops): New.
2100         * sese.h (sese_reset_aux_in_loops): New.
2101
2102 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2103
2104         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2105         multiplier and multiply the constant by the multiplier.
2106         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2107         (build_poly_dr): Do not use the multiplier to define the subscript.
2108
2109 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2110
2111         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2112         compiler's data reference.  Initialize PDR_CDR.
2113         (print_pdr): Call dump_data_reference.
2114         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2115         Add compiler_dr field.
2116         (PDR_BB): Renamed PDR_PBB.
2117         (PDR_CDR): New.
2118         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2119         GCC's data reference representation.
2120         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2121         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2122
2123 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2124
2125         * graphite-poly.c (print_scattering_function): Also print the layout.
2126         * graphite-poly.h (pbb_nb_local_vars): New.
2127
2128 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2129
2130         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2131
2132 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2133
2134         * graphite-poly.c (print_pdr, debug_pdr): New.
2135         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2136         (PDR_BASE): Removed.
2137
2138 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2139
2140         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2141         ltrans-{1..6,8}.c.
2142
2143 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2144
2145         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2146         subscript identification column.
2147         (pbb_do_interchange): Print to dump_file that some loops "will be
2148         interchanged".  Rely on that chain of characters in the testcases.
2149         * gcc.dg/graphite/interchange-0.c: New.
2150         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2151         interchange-*.c files and compile them with -floop-interchange.
2152
2153 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2154
2155         * graphite-interchange.c (interchange_profitable_p): Renamed
2156         pbb_interchange_profitable_p.
2157
2158 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2159             Harsha Jagasia  <harsha.jagasia@amd.com>
2160             Pranav Garg  <pranav.garg2107@gmail.com>
2161
2162         * graphite-interchange.c (interchange_profitable_p): Make static.
2163         (pbb_interchange_loop_depths, pbb_do_interchange,
2164         scop_do_interchange): New.
2165         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2166         for flag_loop_interchange.
2167         * graphite-poly.h (scop_do_interchange): Declared.
2168         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2169         flag_loop_interchange is used.
2170
2171 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2172
2173         * graphite-dependences.c (dependence_polyhedron): Update use of
2174         pbb_nb_scattering_dims.
2175         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2176         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2177         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2178         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2179
2180 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2181
2182         * graphite.c: Cleanup foo.
2183
2184 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2185
2186         * Merge from mainline (r143684:148293).
2187         * Disabled libpcp until it gets fixed.
2188
2189 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2190             Harsha Jagasia  <harsha.jagasia@amd.com>
2191
2192         * graphite-interchange.c: New.
2193         * Makefile.in (graphite-interchange.o): New.
2194         * graphite-poly.h (interchange_profitable_p): Declared.
2195         * graphite-ppl.h (value_max): New.
2196
2197 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2198
2199         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2200         * graphite-poly.h: Fix some comments.
2201         (pdr_dim): New.
2202         (pdr_scop): New.
2203
2204 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2205
2206         * graphite-poly.h
2207         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2208         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2209         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2210         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2211         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2212         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2213         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2214         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2215         * graphite-clast-to-gimple.c: Same.
2216         * graphite-dependences.c: Same.
2217         * graphite-poly.c: Same.
2218         * graphite-sese-to-poly.c: Same.
2219
2220 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2221
2222         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2223         expressions for an IV rename, as returned by clast_to_gcc_expression.
2224         (copy_renames): Rename new_name to expr.
2225         * sese.c (debug_rename_elt): Same.
2226         (get_rename): Same.
2227         (set_rename): Same.
2228         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2229         the information from the rename map.
2230         (rename_variables_in_stmt): Same.
2231         (add_loop_exit_phis): Rename new_name to expr.
2232         (insert_loop_close_phis): Same.
2233         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2234         * sese.h (struct rename_map_elt): Rename new_name to expr.
2235         (new_rename_map_elt): Same.
2236
2237 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2238
2239         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2240         * sese.c (set_rename): Make it extern.
2241         * sese.h (set_rename): Declared.
2242
2243 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2244
2245         * graphite-poly.c (extend_scattering): Free values.
2246         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2247         Free iterators.
2248         (ppl_print_powerset_matrix): Same.
2249         * graphite-scop-detection.c (free_scops_1): New.
2250         (limit_scops): Call free_scops_1.
2251         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2252         (build_poly_dr): Free PPL coefficients.
2253         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2254
2255 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2256
2257         * graphite-dependences.c: New.
2258         * graphite-data-ref.c: Removed.
2259         * graphite-data-ref.h: Removed.
2260         * Makefile.in (graphite-data-ref.o): Removed.
2261         (graphite-dependences.o): Added.
2262         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2263         * graphite-poly.c: Same.
2264         Move the data dependence testing to graphite-dependences.c.
2265
2266 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2267
2268         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2269         from graphite_cannot_represent_loop. Code refactored.
2270         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2271
2272 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2273
2274         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2275         Cover all the testcases (not only the filtered ones).
2276
2277 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2278
2279         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2280         unnecessary check. Update comments. Move check for REAL_TYPE here.
2281         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2282         done in (stmt_simple_for_scop_p).
2283
2284 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2285
2286         * graphite.c (print_global_statistics): New.
2287         (print_graphite_scop_statistic): New.
2288         (print_graphite_statistics): New.
2289         (graphite_initialize, graphite_transform_loops): Print statistics.
2290         * graphite-scop-detection (build_scops): Print statistics.
2291         (print_graphite_scop_statistics): New.
2292         (print_graphite_statistics): New.
2293
2294 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2295
2296         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2297         (debug_clast_name_index): Removed.
2298         (debug_clast_name_indexes_1): Removed.
2299         (debug_clast_name_indexes): Removed.
2300         (clast_name_index_elt_info): Removed.
2301         (eq_clast_name_indexes): Removed.
2302         (clast_name_to_index): Removed.
2303         (new_clast_name_index): Removed.
2304         (save_clast_name_index): Removed.
2305         (save_var_name): Moved...
2306         (init_sese_params_index): Removed.
2307         (clast_name_to_gcc): Remove use of name_tree.
2308         (initialize_cloog_names): Same.
2309         (gloog): Do not call init_sese_params_index.
2310         * graphite-sese-to-poly.c (save_var_name): ...here.
2311         (parameter_index_in_region): New.
2312         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2313         (parameter_index_in_region): Removed.
2314         (is_parameter): Remove use of name_tree.
2315         * sese.h (struct name_tree): Removed.
2316         (struct sese): Remove use of name_tree.  New field params_names.
2317         (SESE_PARAMS_NAMES): New.
2318         (SESE_PARAMS): Remove duplicate.
2319         (parameter_index_in_region): Removed.
2320         (sese_nb_params): Remove use of name_tree.
2321         (struct clast_name_index): New.
2322         (new_clast_name_index): New.
2323         (clast_name_to_index): New.
2324         (save_clast_name_index): New.
2325         (debug_clast_name_index): New.
2326         (debug_clast_name_indexes_1): New.
2327         (debug_clast_name_indexes): New.
2328         (clast_name_index_elt_info): New.
2329         (eq_clast_name_indexes): New.
2330
2331 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2332
2333         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2334         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2335         (graphite_loop_normal_form): Do not pass region.  Do not
2336         initialize SESE_OLDIVS.
2337         (build_graphite_loop_normal_form): Update call to
2338         graphite_loop_normal_form.
2339         * sese.c (debug_oldivs): Removed.
2340         (new_sese): Do not initialize SESE_OLDIVS.
2341         (free_sese): Do not free SESE_OLDIVS.
2342         (oldiv_for_loop): Removed.
2343         * sese.h (struct sese): Remove old_ivs.
2344         (SESE_OLDIVS): Removed.
2345         (oldiv_for_loop): Removed.
2346
2347 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2348
2349         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2350         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2351         replaced by a call to newivs_to_depth_to_newiv.
2352         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2353         (clast_to_gcc_expression_red): Same.
2354         (gcc_type_for_clast_expr): Same.
2355         (gcc_type_for_clast_eq): Same.
2356         (graphite_translate_clast_equation): Same.
2357         (graphite_create_guard_cond_expr): Same.
2358         (graphite_create_new_guard): Same.
2359         (graphite_create_new_loop): Same.
2360         (build_iv_mapping): Same.
2361         (translate_clast): Same.
2362         (gloog): Same.
2363         (loop_iv_stack_patch_for_consts): Removed.  *
2364         sese.c (iv_stack_entry_is_constant): Removed.
2365         (iv_stack_entry_is_iv): Removed.
2366         (loop_iv_stack_push_iv): Removed.
2367         (loop_iv_stack_insert_constant): Removed.
2368         (loop_iv_stack_pop): Removed.
2369         (loop_iv_stack_get_iv): Removed.
2370         (loop_iv_stack_get_iv_from_name): Removed.
2371         (debug_loop_iv_stack): Removed.
2372         (free_loop_iv_stack): Removed.
2373         (loop_iv_stack_remove_constants): Removed.  *
2374         sese.h (iv_stack_entry_kind): Removed.
2375         (iv_stack_entry_data_union): Removed.
2376         (iv_stack_entry_struct): Removed.
2377         (iv_stack_entry_p): Removed.
2378         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2379         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2380         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2381         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2382         (gbb_loop_at_index): Fix indenting.
2383         (gbb_loop_index): Removed.
2384
2385 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2388         Call clast_name_to_index.
2389
2390 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2391
2392         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2393         do not pass params.  Get params from SESE_PARAMS.
2394         (clast_to_gcc_expression): Same.
2395         (clast_to_gcc_expression_red): Same.
2396         (gcc_type_for_clast_eq): Same.
2397         (graphite_translate_clast_equation): Same.
2398         (graphite_create_new_loop): Same.
2399         * sese.c (rename_variables_in_stmt): Fix comment.
2400
2401 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2402
2403         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2404         newivs_index.
2405         Call save_clast_name_index.
2406         (translate_clast): Pass newivs_index.
2407         (gloog): Create and free newivs_index.
2408
2409 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2410
2411         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2412         (clast_name_index_p): New type.
2413         (debug_clast_name_index): New.
2414         (debug_clast_name_indexes_1): New.
2415         (debug_clast_name_indexes): New.
2416         (clast_name_index_elt_info): New.
2417         (eq_clast_name_indexes): New.
2418         (clast_name_to_index): New.
2419         (new_clast_name_index): New.
2420         (save_clast_name_index): New.
2421         (init_sese_params_index): New.
2422         (gloog): Call init_sese_params_index.
2423         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2424         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2425         (free_sese): Free SESE_PARAMS_INDEX.
2426         * sese.h (struct sese): Add params_index.
2427         (SESE_PARAMS_INDEX): New.
2428
2429 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2430
2431         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2432         (graphite_create_new_loop): Pass the newivs vector.  Push the
2433         newly created IV to newivs.
2434         (translate_clast): Pass the newivs vector.
2435         (gloog): Create and destroy the newivs vector.
2436
2437 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2438
2439         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2440         (graphite_loop_normal_form): Initialize loop->aux with the unique
2441         IV that has been created.
2442
2443 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2444
2445         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2446         scev with parameters in the base part. They where forbidden
2447         exidently.
2448
2449 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2450
2451         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2452         compile options by file names.
2453         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2454         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2455         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2456         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2457
2458 2009-05-08  Li Feng <nemokingdom@gmail.com>
2459
2460         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2461         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2462         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2463         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2464
2465 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2466
2467         * graphite-scop-detection (build_scops_1): Fix little bug introduced
2468         by final cleanup.
2469
2470 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2471
2472         * graphite-scop-detection.c (graphite_can_represent_scev): Only
2473         allow integer constant strides.
2474         (graphite_can_represent_expr): Depend on outermost_loop.
2475         (stmt_simple_memref_p, graphite_cannot_represent_loop,
2476         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2477         build_scops_1): Same.
2478         (scopdet_basic_block_info): Same and insert layered SCoP
2479         detection.
2480         (try_generate_gimple_bb): Cleanup.
2481         (build_scops): Enable data references.
2482
2483         * testsuite/gcc.dg/graphite/id-5.c: New.
2484         * testsuite/gcc.dg/graphite/id-9.c: New.
2485         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2486         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2487
2488 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2489
2490         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2491         that we have not yet built for this SCoP.
2492
2493 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2494
2495         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2496         for complex numbers.
2497
2498 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2499
2500         * graphite-ppl.c: Fix build if cloog is not available.
2501
2502 2009-05-04  Li Feng  <nemokingdom@gmail.com>
2503
2504         * tree-parloops.c (loop_parallel_p): Remove construction of
2505         NITER and REDUCTION_LIST.
2506         (try_get_loop_niter): New.
2507         (try_create_reduction_list): New.
2508         (parallelize_loops): Bypass the failed checkings in autopar
2509         when can_be_parallel in loop structure is set to true.
2510
2511 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2512
2513         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2514         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2515
2516 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2517
2518         * graphite-scop-detection.c (stmt_simple_for_scop_p):
2519         Enable EQ_EXPR and NE_EXPR again.
2520
2521 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2522
2523         * graphite-scop-detection.c (graphite_can_represent_scev):
2524         Add check if scev is affine multivariate.
2525         (harmful_stmt_in_bb): Check if we can represent the conditions.
2526         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2527         harmful_stmt_in_bb.
2528         * testsuite/gcc.dg/graphite/id-7.c: New.
2529
2530 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2531
2532         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2533         Check all bbs in region, not only the bbs that are represented in
2534         GRAPHITE.
2535         (build_poly_scop): Add newline.
2536         * testsuite/gcc.dg/graphite/id-8.c: New.
2537
2538 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2539
2540         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2541         when loop initialize.
2542         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2543         * common.opt: Declare flag_graphite_force_parallel.
2544         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2545         loop parallel.
2546         * graphite-poly.c (apply_poly_transforms): Introduce
2547         flag_graphite_force_parallel.
2548         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2549         * toplev.c (process_options): ditto and replace a not correctly
2550         encoded space.
2551
2552 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2553
2554         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2555         Change the call of gbb_loop_at_index and/or gbb_loop_index due
2556         to the redefinition.
2557         (compute_cloog_iv_types_1): ditto.
2558         (build_iv_mapping): ditto.
2559         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2560         initialization.
2561         (free_gimple_bb): Removed GBB_LOOPS related free part.
2562         (build_bb_loops): Removed.
2563         * sese.h (struct gimple_bb): Removed loops.
2564         (GBB_LOOPS): Removed.
2565         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2566         (gbb_loop_index): ditto.
2567
2568 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2569
2570         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2571         allow non constant strides.
2572         * testsuite/gcc.dg/graphite/scop-20.c: New.
2573
2574 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2575
2576         * graphite-scop-detection.c (dot_all_scops): Fix system call
2577         return value warning.
2578         (dot_scop): Same.
2579
2580 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2581
2582         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2583         * testsuite/gcc.dg/graphite/scop-3.c: Same.
2584
2585 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2586
2587         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2588         build_pairwise_constraint, dr_equality_constraints,
2589         build_pairwise_scheduling_equality,
2590         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2591         build_lexicographically_gt_constraint, dependence_polyhedron,
2592         graphite_legal_transform_dr, graphite_legal_transform_bb,
2593         graphite_legal_transform): New.
2594         * graphite-poly.h (graphite_legal_transform): Declared.
2595         * graphite-sese-to-poly.c (build_poly_scop): Call to
2596         graphite_legal_transform is disabled for the moment.
2597
2598 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2599
2600         * graphite-poly.h (pbb_nb_scattering_dims): New.
2601         (pbb_nb_scattering): Use it.
2602
2603 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2604
2605         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2606         Pointset_Powerset version of ppl_insert_dimensions.
2607         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2608
2609 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2610
2611         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2612
2613 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2614
2615         * graphite-poly.h: Fix comment.
2616
2617 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2618
2619         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2620
2621 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2622
2623         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2624         statements.
2625
2626 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2627
2628         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2629         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2630         conditions.
2631
2632 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
2633
2634         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2635         handle EQ_EXPR and NE_EXPR.
2636
2637 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2638
2639         * graphite-poly.h (poly_dr): Fix comment.
2640
2641 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2642             Tobias Grosser  <grosser@fim.uni-passau.de>
2643
2644         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2645         with a zero dimension polyhedron.
2646         (find_scop_parameters): Move the call to scop_set_nb_params here.
2647         (build_loop_iteration_domains): Store in loop->aux the iteration
2648         domain polyhedron.
2649         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2650         by any loop in scop.
2651         (build_poly_scop): Do not call scop_set_nb_params.
2652
2653 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2654             Tobias Grosser  <grosser@fim.uni-passau.de>
2655
2656         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2657         add_condition_to_domain not GT_EXPR.
2658
2659 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2660
2661         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2662         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2663         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2664         upper_bound_assign to calculate unions.
2665         * testsuite/gcc.dg/graphite/id-6.c: New.
2666
2667 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2668
2669         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2670         handle abnormal edges.
2671
2672 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2673
2674         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2675         (free_poly_bb): Also free poly_drs.
2676         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2677         (poly_dr): Polyhedron to Pointset_Powerset.
2678         (pdr_accessp_nb_subscripts): Same.
2679         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2680         poly_drs.
2681
2682 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2683
2684         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2685         names into more meaningful names.
2686
2687 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2688
2689         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2690         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2691
2692 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2693
2694         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2695         the reduction_list.
2696         * tree-parloops.c (rewrite_phi_with_iv): New.
2697         (rewrite_all_phi_nodes_with_iv): New.
2698         (canonicalize_loop_ivs): Call them.
2699
2700 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2701
2702         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2703         graphite_find_data_references_in_stmt.
2704         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2705         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2706
2707 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2708
2709         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2710
2711 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2712
2713         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2714         instead of bb_in_region.
2715         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
2716         (build_sese_conditions): Use flag_bb_in_sese.
2717         * sese.c (register_bb_in_sese): Removed.
2718         (new_sese): Remove initialization of SESE_REGION_BBS.
2719         (free_sese): Do not free SESE_REGION_BBS.
2720         * sese.h (struct sese): Remove field region_basic_blocks.
2721         (SESE_REGION_BBS): Removed.
2722         (bb_in_sese_p): Implement in function of bb_in_region.
2723
2724 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2725
2726         * graphite-scop-detection.c (limit_scops): Deal only with single exit
2727         loops.
2728
2729 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2730
2731         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2732         and EQ_EXPR.
2733         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2734         (add_condition_to_domain): New.
2735         (add_condition_to_pbb): New.
2736         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2737         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2738
2739 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2740
2741         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2742         ppl_Pointset_Powerset.
2743         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2744         * graphite-poly.h (poly_bb): poly_bb.domain Same.
2745         (pbb_nb_loops): Same.
2746         * graphite-sese-to-poly.c (build_loop_iteration_domains,
2747         add_conditions_to_domain): Same.
2748         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2749         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2750         ppl_const_Polyhedron_t.
2751         (ppl_print_powerset_matrix): New.
2752         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2753         ppl_print_powerset_matrix): New.
2754         (ppl_print_polyhedron_matrix): Updated.
2755
2756 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2757
2758         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2759
2760 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2761
2762         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
2763         (print_iteration_domains, debug_iteration_domain,
2764         debug_iteration_domains): New.
2765         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2766         debug_iteration_domains): Declared.
2767         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2768         indenting.
2769
2770 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2771             Sebastian Pop  <sebastian.pop@amd.com>
2772
2773         * graphite-poly.h (print_iteration_domain): New.
2774         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2775         (build_sese_conditions_1, build_sese_conditions_after,
2776         build_sese_conditions_before): New.
2777         (build_sese_conditions): Rewritten.
2778
2779 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2780             Tobias Grosser  <grosser@fim.uni-passau.de>
2781
2782         Cleanup of code generation liveouts.
2783         * graphite-clast-to-gimple.c (translate_clast): Use a single
2784         rename_map instead of one per translated statement.
2785         Do not use SESE_LIVEOUT_RENAMES.
2786         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2787         (gloog): Do not use SESE_LIVEOUT_RENAMES.
2788         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2789         phi node of a reduction: when a loop contains a reduction used outside
2790         the loop, there should be a scalar close phi node on the exit block.
2791         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2792         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2793         (free_sese): Do not free them.
2794         (sese_build_liveouts_use): Do not use them.
2795         (sese_build_liveouts_bb): Same.
2796         (sese_build_liveouts): Same.
2797         (sese_insert_phis_for_liveouts): Same.
2798         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
2799         (defined_in_loop_p): New.
2800         (alive_after_loop): New.
2801         (close_phi_not_yet_inserted_p): New.
2802         (struct alep, alep_p): New.
2803         (add_loop_exit_phis): Remove from the rename_map all the names defined
2804         in the code generated loop.
2805         (insert_loop_close_phis): Traverse the rename_map passed to it.
2806         Don't use SESE_LIVEOUT_RENAMES.
2807         (default_liveout_before_guard): Renamed default_before_guard.
2808         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2809         (graphite_copy_stmts_from_block): Do not directly call set_rename.
2810         (register_sese_liveout_renames): Removed.
2811         (copy_bb_and_scalar_dependences): Do not call it.
2812         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2813         reduction_list.
2814         (SESE_LIVEOUT): Removed.
2815         (SESE_LIVEOUT_RENAMES): Removed.
2816         (SESE_REDUCTION_LIST): Removed.
2817         (sese_build_liveouts): Removed.
2818         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2819         (insert_loop_close_phis): Pass a htab_t instead of a sese.
2820         (insert_guard_phis): Same.
2821         (rename_map_elt): Declare a VEC of them.
2822         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2823         trees not pointers to trees.
2824
2825         Rewrite in canonical close SSA form:
2826         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2827         (limit_scops): Close the scop after the block containing the close phi
2828         nodes.
2829         (canonicalize_loop_closed_ssa): New.
2830         (canonicalize_loop_closed_ssa_form): New.
2831         (build_scops): Call canonicalize_loop_closed_ssa_form.
2832
2833         * graphite-sese-to-poly.c: Fix typos.
2834
2835 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2836
2837         * graphite-poly.c (print_scattering_function, print_pbb_domain):
2838         Extended.
2839         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2840         (print_pbb): Add conditions.
2841
2842 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2843             Sebastian Pop  <sebastian.pop@amd.com>
2844
2845         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2846         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2847         (build_scop_bbs_1): New.
2848         (build_scop_bbs): Rewrite.
2849         * sese.h (bb_in_region): New.
2850
2851 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2852
2853         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2854         poly_drs vector.
2855         (print_scop): Style.
2856         * graphite-poly.h (poly_bb): Add drs vector.
2857         (PBB_DRS): Add accessor.
2858         * graphite-sese-to-poly.c (build_poly_dr): New.
2859         (build_pbb_drs, build_scop_drs): New.
2860         (build_poly_scop): call build_scop_drs (Disabled at the moment).
2861
2862 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2863
2864         * tree-ssa-loop.c: Include forgotten toplev.h
2865
2866 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2867
2868         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2869         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2870         * testsuite/gcc.dg/graphite/pr37928.c: Same
2871         * testsuite/gcc.dg/graphite/pr38409.c: Same
2872         * testsuite/gcc.dg/graphite/pr38498.c: Same
2873         * testsuite/gcc.dg/graphite/pr38559.c: Same
2874         * testsuite/gcc.dg/graphite/pr39335.c: Same
2875         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2876         * testsuite/gfortran.dg/graphite/block-2.f: Same
2877         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2878         with -floop-*.
2879
2880 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2881
2882         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2883         build_access_matrix, build_scop_data_accesses): Remove access function
2884         building. (We get a new version soon).
2885         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2886         * sese.h (nb_loops_around_loop_in_sese): Remove.
2887         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2888
2889 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2890             Sebastian Pop  <sebastian.pop@amd.com>
2891
2892         * graphite-scop-detection.c (struct scopdet_info): Rename last
2893         field to exit.
2894         (scopdet_basic_block_info, build_scops_1): Don't use
2895         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2896
2897 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2898             Sebastian Pop  <sebastian.pop@amd.com>
2899
2900         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2901         * sese.c (sese_build_liveouts_use): Renamed from
2902         sese_build_livein_liveouts_use. Remove liveins.
2903         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2904         Call sese_build_liveouts_use.
2905         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2906         Call sese_build_liveouts_bb.
2907         (new_sese, free_sese): Remove liveins.
2908         (sese_add_exit_phis_var): Deleted.
2909         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2910         directly.
2911         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2912
2913         * sese.h (sese): Remove num_ver and livein.
2914         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2915
2916 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2917
2918         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2919
2920 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2921
2922         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2923         (build_scop_scattering): Do not use compare_prefix_loops any more.
2924         (nb_common_loops): New.
2925
2926 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2927
2928         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2929         (register_old_and_new_names): Renamed set_rename.
2930
2931 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2932
2933         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2934         of the decl from the previous commit.
2935
2936 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2937
2938         * graphite-scop-detection.c (dot_scop): New.
2939         * graphite-scop-detection.h (dot_scop): Declared.
2940
2941 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2942
2943         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2944
2945 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2946
2947         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2948         condition at the end of the loop.
2949         * graphite.c (graphite_initialize, graphite_finalize): Print to
2950         dump_file the compiled function.
2951         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2952         of create_empty_loop_on_edge.
2953         (translate_clast): Update the code generation of loops for the new
2954         shape of loops.
2955         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2956
2957 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2958
2959         Reverted the patch from 2009-03-19.
2960
2961 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2962
2963         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2964         poly_drs vector.
2965         (print_scop): Style.
2966         * graphite-poly.h (poly_bb): Add drs vector.
2967         (PBB_DRS): Add accessor.
2968         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2969         (build_access_matrix_with_af, build_access_matrix,
2970         build_scop_data_accesses): Delete.
2971         (build_poly_dr): New.
2972         (build_pbb_drs, build_scop_drs): New.
2973         (build_poly_scop): call build_scop_drs.
2974
2975 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2976
2977         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2978         once per basic block.
2979
2980 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2981
2982         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2983         (graphite_can_represent_expr): Renamed from loop_affine_expr
2984         and enhanced.
2985         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2986         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2987         (scopdet_basic_block_info): Actually define entry_block.
2988         (stmt_simple_memref_p): Moved here from ...
2989
2990         * tree-data-ref.c (stmt_simple_memref_p): here.
2991         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2992
2993 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2994
2995         * testsuite/gcc.dg/graphite/id-4.c: New.
2996
2997 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2998
2999         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3000         (register_old_and_new_names): Update the content of the map.
3001         When there was already a rename_map_elt in the map at that
3002         location, free it.
3003         (copy_bb_and_scalar_dependences): Do rename_variables after
3004         expand_scalar_variables.
3005         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3006         of the map.  When there was already a rename_map_elt in the
3007         map at that location, free it.
3008         (translate_clast): Pass the rename_map.  Do not initialize and free
3009         a rename_map per stmt_user.
3010         (gloog): Initialize and free one rename_map and pass it to
3011         translate_clast.
3012
3013 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
3014
3015         * sese.c (expand_scalar_variables_stmt,
3016         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3017         parameter.
3018         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3019         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3020         the gimple_stmt_iterator of the statement to be expanded.
3021         * graphite-scop-detection.c (is_simple_operand): Do handle
3022         REALPART_EXPR.
3023
3024 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3025
3026         * graphite-scop-detection.c (is_simple_operand): Do not handle
3027         REALPART_EXPR.
3028         * testsuite/gcc.dg/graphite/id-2.c: New.
3029
3030         * graphite-sese-to-poly.c (build_bb_loops,
3031         add_value_to_dim, scan_tree_for_params_right_scev,
3032         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3033         find_params_in_bb, build_loop_iteration_domains,
3034         add_conditions_to_domain): Remove subtract.
3035
3036 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3037
3038         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3039         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3040         pbb_loop_at_index -> gbb_loop_at_index.
3041         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3042         (debug_loop_vec): Delete.
3043         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3044         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
3045         (PBB_LOOPS): Removed.
3046         (PBB_BLACK_BOX): Insert cast.
3047         (pbb_set_black_box): New setter.
3048         (pbb_loop_at_index, pbb_loop_index): Removed.
3049         (scop_set_region, scop_set_nb_params): New.
3050         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3051         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3052         (build_poly_scop): Use scop_set_nb_params.
3053         * sese.h (gimple_bb): Add LOOPS.
3054         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3055
3056 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3057
3058         Revert previous commit.
3059
3060 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3061
3062         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3063         (register_old_and_new_names): Update the content of the map.
3064         When there was already a rename_map_elt in the map at that
3065         location, free it.
3066         (copy_bb_and_scalar_dependences): Do rename_variables after
3067         expand_scalar_variables.
3068         * graphite-clast-to-gimple.c (build_iv_mapping): 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         (translate_clast): Pass the rename_map.  Do not initialize and free
3072         a rename_map per stmt_user.
3073         (gloog): Initialize and free one rename_map and pass it to
3074         translate_clast.
3075
3076 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
3077
3078         Remove forgotten line in revert.
3079
3080 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
3081
3082         Revert previous commit.
3083
3084 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3085
3086         * sese.c (register_old_and_new_names): Update the content
3087         of the map.  When there was already a rename_map_elt in the
3088         map at that location, free it.
3089         (copy_bb_and_scalar_dependences): Do rename_variables after
3090         expand_scalar_variables.
3091         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3092         of the map.  When there was already a rename_map_elt in the
3093         map at that location, free it.
3094         (translate_clast): Pass the rename_map.  Do not initialize and free
3095         a rename_map per stmt_user.
3096         (gloog): Initialize and free one rename_map and pass it to
3097         translate_clast.
3098
3099 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
3100
3101         * graphite-clast-to-gimple.c (translate_clast): context_loop
3102         is never NULL.
3103
3104 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3105             Sebastian Pop  <sebastian.pop@amd.com>
3106
3107         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3108         of the use of ppl_Polyhedron_map_space_dimensions.
3109
3110 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
3111             Sebastian Pop  <sebastian.pop@amd.com>
3112
3113         * graphite-poly.c (unify_scattering_dimensions): Fix types.
3114         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3115         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3116         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3117         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3118         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3119         pbb_nb_params): New.
3120         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3121         nb_loops_around_pbb): Adapt return types.
3122
3123 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3124
3125         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3126         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3127         graphite-scop-detection.o, graphite-poly.o): Add
3128         more headers.
3129
3130 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
3131
3132         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3133         graphite-clast-to-gimple.o,  graphite-data-ref.o,
3134         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3135
3136 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3137
3138         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
3139         * testsuite/gcc.dg/graphite/pr37828.c: Same.
3140         * testsuite/gcc.dg/graphite/pr37684.c: Same.
3141         * testsuite/gcc.dg/graphite/block-0.c: Same.
3142         * testsuite/gcc.dg/graphite/block-1.c: Same.
3143         * testsuite/gcc.dg/graphite/block-2.c: Same.
3144         * testsuite/gcc.dg/graphite/block-3.c: Same.
3145         * testsuite/gcc.dg/graphite/block-4.c: Same.
3146         * testsuite/gcc.dg/graphite/block-5.c: Same.
3147         * testsuite/gcc.dg/graphite/block-6.c: Same.
3148         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
3149         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3150         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
3151         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
3152         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
3153         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
3154         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
3155         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
3156         * opts.c: Remove -floop-block from -O2.
3157         * graphite-poly.c: Fail if -floop-block -floop-interchange or
3158         -floop-strip-mine are used.
3159
3160 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
3161             Sebastian Pop  <sebastian.pop@amd.com>
3162
3163         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3164         dimensions.
3165         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3166         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3167         strip_mine_profitable_p, is_interchange_valid,
3168         graphite_trans_bb_block, graphite_trans_loop_block,
3169         graphite_trans_scop_block): Temporary removed.
3170         (extend_scattering, unify_scattering_dimensions): New.
3171         (print_scattering_function, graphite_read_transforms):
3172         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3173         (graphite_generate_scattering_fns): Removed.
3174         (apply_poly_transforms): Cleanup.
3175         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3176         (schedule_to_scattering): Moved.
3177         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3178         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3179         (pbb_nb_scattering): New.
3180         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3181         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3182         Removed.
3183         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3184         shift_poly.
3185         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3186         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
3187         -> PBB_TRANSFORMED_SCATTERING.
3188         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3189         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3190         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3191         (check_poly_representation): Do not return bool.
3192         (graphite_transform_loops): Reformat.
3193         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3194
3195 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
3196
3197         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3198         debug_pbb_domain, debug_pbb, debug_scop): New.
3199         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3200         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3201
3202 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3203
3204         PR middle-end/39335
3205         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3206         when the type precision of the induction variable should be
3207         larger than the type precision of nit.
3208         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3209         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3210         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3211
3212         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3213         * testsuite/gcc.dg/graphite/pr39335.c: New.
3214
3215 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3216
3217         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3218         SSA_NAMES not struct reduction_info.
3219
3220 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3221
3222         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3223
3224 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3225             Tobias Grosser  <grosser@fim.uni-passau.de>
3226
3227         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3228         (free_sese): Free SESE_REDUCTION_LIST.
3229         * sese.h (struct sese): Add field reduction_list.
3230         (SESE_REDUCTION_LIST): New.
3231         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3232         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3233
3234 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3235             Tobias Grosser  <grosser@fim.uni-passau.de>
3236
3237         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3238         of loop_p.
3239
3240 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3241             Tobias Grosser  <grosser@fim.uni-passau.de>
3242
3243         * tree-parloops.c (struct brli, build_reduction_list_info,
3244         analyze_reduction_list, gather_scalar_reductions): New.
3245         (loop_parallel_p): Build a reduction list containing only
3246         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3247         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3248         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3249         * tree-flow.h (gather_scalar_reductions): Declared.
3250
3251 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3252
3253         PR middle-end/39308
3254         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3255         number_of_iterations_exit from a gcc_assert.
3256
3257 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3258             Jan Sjodin  <jan.sjodin@amd.com>
3259
3260         * output.h (graphite_out_file, graphite_in_file): Declared.
3261         * toplev.c (graphite_out_file, graphite_in_file): New.
3262         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3263         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3264         Don't call schedule_to_scattering.
3265         * common.opt (fgraphite-write, fgraphite-read): New.
3266         * graphite-poly.c: Include output.h.
3267         (print_scattering_function, print_scattering_functions,
3268         debug_scattering_function, debug_scattering_functions,
3269         graphite_write_transforms, graphite_read_transforms,
3270         graphite_generate_scattering_fns): New.
3271         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3272         Call graphite_generate_scattering_fns, graphite_write_transforms,
3273         graphite_read_transforms.
3274         (new_poly_bb): Initialize PBB_SCATTERING.
3275         (free_poly_bb): Free PBB_SCATTERING.
3276         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3277         * graphite-poly.h (struct poly_bb): Add field scattering.
3278         (PBB_SCATTERING): New.
3279         (print_scattering_function, print_scattering_functions,
3280         debug_scattering_function, debug_scattering_functions): Declared.
3281         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3282         GMP values, not integers!
3283         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3284         ppl_read_polyhedron_matrix): New.
3285         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3286         debug_ppl_polyhedron_matrix,
3287         ppl_read_polyhedron_matrix): Declared.
3288         * Makefile.in (graphite-poly.o): Depends on output.h.
3289
3290 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3291             Tobias Grosser  <grosser@fim.uni-passau.de>
3292
3293         Revert this change:
3294         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3295         scalar evolutions in the scop_entry->loop_father.
3296
3297 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3298             Tobias Grosser  <grosser@fim.uni-passau.de>
3299
3300         * graphite.h (ref_nb_loops): Remove declaration.
3301         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3302         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3303         debug_gbb): Moved to sese.h.
3304         * sese.h: As said.
3305
3306 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3307             Tobias Grosser  <grosser@fim.uni-passau.de>
3308
3309         * graphite-data-ref.[ch]: Disable.
3310
3311 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3312             Tobias Grosser  <grosser@fim.uni-passau.de>
3313
3314         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3315         scalar evolutions in the scop_entry->loop_father.
3316
3317 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3318
3319         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3320         (graphite_cannot_represent_loop_niter): Renamed
3321         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3322         (limit_scops): build_sese_loop_nests does not return a bool.
3323         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3324         * sese.c (nb_reductions_in_loop): ... from here.
3325         (graphite_loop_normal_form): ... from here.
3326         (sese_record_loop): Does not fail, so does not return a bool.
3327         (build_sese_loop_nests): Same.
3328         * sese.h (build_sese_loop_nests): Update declaration.
3329         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3330         (build_graphite_loop_normal_form): New.
3331         (gloog): Call build_graphite_loop_normal_form.
3332         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3333         build_sese_loop_nests.
3334
3335         * testsuite/gcc.dg/graphite/id-1.c: New.
3336
3337 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3338             Tobias Grosser  <grosser@fim.uni-passau.de>
3339
3340         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3341         The SCoP detection fix is sufficient.
3342
3343 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3344
3345         PR tree-optimization/39260
3346         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3347         the basic block contains a condition with a real type.
3348         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3349
3350         * gcc.dg/graphite/pr39260.c: New.
3351
3352 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3353
3354         * graphite-poly.c: Inlcude params.h.
3355         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3356         the size of a tile.
3357         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3358         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3359
3360 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3361             Tobias Grosser  <grosser@fim.uni-passau.de>
3362
3363         * graphite-scop-detection.c (dot_all_scops_1,
3364         dot_all_scops): Moved here.
3365         * graphite-scop-detection.h (dot_all_scops): Declared here.
3366         * graphite.c (graphite_initialize, graphite_finalize): New.
3367         (graphite_transform_loops): Cleaned up.
3368         * sese.c (debug_oldivs): Moved here.
3369         * graphite-poly.c (graphite_apply_transformations): Renamed
3370         apply_poly_transforms.
3371         (debug_loop_vec): Moved here.
3372         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3373         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3374         find_scop_parameters, build_scop_iteration_domain,
3375         add_conditions_to_constraints, build_scop_canonical_schedules,
3376         build_scop_data_accesses): Now static.
3377         (build_poly_scop, check_poly_representation): New.
3378
3379 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3380
3381         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3382         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3383         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3384         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3385         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3386         scan_tree_for_params, struct irp_data, dx_record_params,
3387         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3388         build_loop_iteration_domains, add_conditions_to_domain,
3389         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3390         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3391         build_sese_condi