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2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog.graphite
1 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
2
3         PR middle-end/42050
4         * testsuite/gfortran.dg/graphite/pr42050.f90: New.
5
6 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
7
8         * graphite-interchange.c (memory_strides_in_loop_depth): New.
9         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
10
11 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
12
13         * graphite-blocking.c (scop_do_block): New.
14         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
15         * graphite-poly.h (scop_do_block): Declared.
16
17 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
18
19         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
20         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
21         to transform depth into the time_depth before calling
22         pbb_number_of_iterations_at_time.
23         (lst_do_strip_mine): Use a scalar variable instead of recomputing
24         lst_depth.
25
26 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
27
28         Reverted the patch for "scattering permutations" from 2009-10-28.
29
30         * graphite-poly.c (print_permutation): New.
31         (debug_permutation): New.
32         (new_poly_bb): Initialize PBB_PERMUTATION.
33         (free_poly_bb): Free PBB_PERMUTATION.
34         * graphite-poly.h (pbb_permutation_elt_p): Declared.
35         (struct pbb_permutation_elt): New.
36         (PBB_PERMUTATION_ELT_STRIDE): New.
37         (PBB_PERMUTATION_ELT_STRIDED_P): New.
38         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
39         (new_pbb_permutation_elt): New.
40         (pbb_permutation_elt_free): New.
41         (struct poly_bb): Add field permutation.
42         (PBB_PERMUTATION): New.
43         (print_permutation): Declared.
44         (debug_permutation): Declared.
45
46 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
47
48         * graphite-interchange.c (build_partial_difference): New.
49         (memory_stride_in_loop): Refactored the computation of
50         equality constraints into build_partial_difference function.
51         Added support for debugging stride computations.
52
53 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
54
55         * graphite-clast-to-gimple.c (gloog): Free if_region,
56         if_region->true_region, and if_region->region.
57         * sese.c (if_region_set_false_region): Free if_region->false_region.
58         (create_if_region_on_edge): Do not use GGC_NEW.
59         (move_sese_in_condition): Remove useless initialization.
60
61 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
62
63         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
64         for the loops created by the loop distribution.  Do not modify the
65         input LSTs.
66         (lst_try_interchange_loops): Same.  Use a temporary LST for the
67         transformed schedule.  Call lst_update_scattering before data
68         dependence analysis.
69         (lst_try_interchange): Pass an extra parameter INDEX.
70         (lst_do_interchange_1): New.
71         (lst_do_interchange): Call lst_do_interchange_1.
72         (scop_do_interchange): Call lst_update_scattering.
73         * graphite-poly.c (apply_poly_transforms): Do not call
74         lst_update_scattering.
75         * graphite-poly.h (lst_pred): New.
76         (lst_succ): New.
77         (lst_find_first_pbb): Return NULL when not found.
78         (lst_empty_p): New.
79         (lst_insert_in_sequence): Allow LST1 to be NULL.
80         (lst_replace): New.
81         (lst_substitute_3): New.
82         * gcc.dg/graphite/interchange-1.c: XFail.
83         * gcc.dg/graphite/interchange-8.c: XFail.
84         * gcc.dg/graphite/interchange-11.c: XFail.
85
86 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
87
88         * graphite-interchange.c (lst_perfectly_nested_p): New.
89         (lst_perfect_nestify): New.
90         (lst_try_interchange_loops): Call store_lst_schedule,
91         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
92         (scop_do_interchange): Avoid redundant legality test.
93         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
94         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
95         * graphite-poly.h (psct_static_dim): New.
96         (lst_dewey_number_at_depth): New.
97         (lst_find_pbb): Restructured.
98         (lst_find_first_pbb): Restructured.
99         (lst_find_last_pbb): New.
100         (lst_contains_p): New.
101         (lst_contains_pbb): New.
102         (lst_create_nest): New.
103         (lst_remove_from_sequence): New.
104         (pbb_update_scattering): New.
105         (lst_update_scattering_under): New.
106         (lst_update_scattering_seq): New.
107         (lst_update_scattering): New.
108         (lst_insert_in_sequence): New.
109         (lst_distribute_lst): New.
110         (lst_remove_all_before_including_pbb): New.
111         (lst_remove_all_before_excluding_pbb): New.
112
113 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
114
115         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
116         get_loop_exit_edges.
117
118 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
119
120         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
121
122 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
123
124         * graphite-poly.c (print_permutation): New.
125         (debug_permutation): New.
126         (new_poly_bb): Initialize PBB_PERMUTATION.
127         (free_poly_bb): Free PBB_PERMUTATION.
128         * graphite-poly.h (pbb_permutation_elt_p): Declared.
129         (struct pbb_permutation_elt): New.
130         (PBB_PERMUTATION_ELT_STRIDE): New.
131         (PBB_PERMUTATION_ELT_STRIDED_P): New.
132         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
133         (new_pbb_permutation_elt): New.
134         (pbb_permutation_elt_free): New.
135         (struct poly_bb): Add field permutation.
136         (PBB_PERMUTATION): New.
137         (print_permutation): Declared.
138         (debug_permutation): Declared.
139
140 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
141
142         * graphite-clast-to-gimple.c (gloog): Do not call
143         sese_reset_aux_in_loops.
144         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
145         extra argument for domains.  Do not use loop->aux.
146         (build_scop_iteration_domain): Initialize and free domains, pass it
147         to build_loop_iteration_domains and extract the information from
148         domains.  Do not use loop->aux.
149         * sese.c (sese_reset_aux_in_loops): Removed.
150         * sese.h (sese_reset_aux_in_loops): Removed.
151
152 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
153
154         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
155         (dependency_in_loop_p): Same.
156         (translate_clast): Do not use loop->aux.  Initialize
157         loop->can_be_parallel.
158         (mark_loops_parallel): Removed.
159         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
160         * graphite.c (free_aux_in_new_loops): Removed.
161         (graphite_finalize): Do not call free_aux_in_new_loops.
162         (graphite_transform_loops): Do not call mark_loops_parallel.
163
164 2009-10-26  Li Feng  <nemokingdom@gmail.com>
165
166         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
167         (translate_clast): Pass an extra parameter LEVEL.
168         Call get_scattering_level.
169         * graphite-clast-to-gimple.h (get_scattering_level): New.
170
171 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
172
173         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
174         * cfgloop.h (struct loop): New field single_iv.
175
176         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
177         loop->aux anymore: use loop->single_iv.
178         (graphite_loop_normal_form): Moved...
179         (build_graphite_loop_normal_form): Removed.
180         (gloog): Do not call build_graphite_loop_normal_form.
181         (free_aux_in_new_loops): Moved...
182         (mark_loops_parallel): Restructure.
183         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
184         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
185         (scop_canonicalize_loops): New.
186         (build_poly_scop): Call scop_canonicalize_loops.
187         * graphite.c (free_aux_in_new_loops): ...here.
188
189 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
190
191         * g++.dg/graphite/graphite.exp: Add the same rules as in
192         gcc.dg/graphite/graphite.exp.
193
194 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
195
196         * g++.dg/graphite/id-1.C: New.
197
198 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
199
200         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
201         argument base_name.
202         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
203         (rewrite_phi_out_of_ssa): Same.
204         (rewrite_cross_bb_scalar_deps): Same.
205         (translate_scalar_reduction_to_array): Same.
206
207 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
208
209         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
210         dump_alias_graphs.
211
212 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
213
214         * graphite-sese-to-poly.c (dump_alias_graphs): New.
215         (build_scop_drs): Call dump_alias_graphs.
216
217 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
218
219         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
220         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
221         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
222         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
223         * graphite-poly.h (free_lst): New.
224         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
225         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
226
227 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
228
229         * graphite-poly.h (struct scop): Add a field saved_schedule.
230         (SCOP_SAVED_SCHEDULE): New.
231         (store_lst_schedule): New.
232         (restore_lst_schedule): New.
233         (store_scattering): Call store_lst_schedule.
234         (restore_scattering): Call restore_lst_schedule.
235
236 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
237
238         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
239         (pdr_add_alias_set): Same.
240         (build_poly_dr): Same.
241         (build_alias_set_optimal_p): Same.
242         (build_base_obj_set_for_drs): Same.  Do not store the result of
243         graphds_dfs.
244
245 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
246
247         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
248         all_components_are_cliques to 1.
249
250 2009-10-20  Li Feng  <nemokingdom@gmail.com>
251
252         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
253         the new structure.
254         (pdr_add_alias_set): Update retrieving alias_set_num.
255         (build_poly_dr): Update retrieving dr_base_object_set.
256         (partition_drs_to_sets): Remove.
257         (build_alias_set_optimal_p): New.
258         (build_alias_set_for_drs): Rename.
259         (build_scop_drs): Update.
260         * graphite-sese-to-poly.h (struct base_alias_pair): New.
261         (ALIAS_SET_INDEX): Remove.
262         (BASE_OBJECT_SET_INDEX): Remove.
263
264 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
265
266         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
267
268 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
269
270         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
271         loop upper bounds for 1-element arrays at end of structures.
272         * tree-flow.h (array_at_struct_end_p): Declared.
273         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
274
275 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
276
277         * g++.dg/graphite/pr41305.C: New.
278
279 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
280
281         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
282         construction of parameter constraints from loop iteration analysis.
283         * gcc.dg/graphite/run-id-2.c: New test.
284
285 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
286
287         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
288         and new_cstr.
289
290 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
291
292         * graphite-dependences.c (dependence_polyhedron_1): Remove
293         unused gdim dimensions from the DDR polyhedron.
294
295 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
296
297         * graphite-dependences.c (pddr_transformed_scattering): New.
298         (dot_original_deps_stmt_1): New.
299         (dot_transformed_deps_stmt_1): New.
300         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
301         dot_transformed_deps_stmt_1.
302         (dot_original_deps): New.
303         (dot_transformed_deps): New.
304         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
305
306 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
307
308         * graphite-dependences.c (reduction_dr_1): Remove wrong
309         assert: reduction BBs can have multiple reduction writes
310         to memory.  interchange-3.f90 is an example.
311
312 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
313
314         * gfortran.dg/graphite/interchange-3.f90: New.
315
316 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
317
318         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
319
320 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
321
322         * graphite-dependences.c (dependence_polyhedron_1): Add the
323         context to the dependence polyhedron.
324
325 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
326
327         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
328         PBB_PDR_DUPLICATES_REMOVED.
329         (new_poly_bb): Same.
330
331 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
332
333         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
334         SCOP_CONTEXT.
335         (build_loop_iteration_domains): Extract bounds on parameters
336         based on the data size.
337         (build_scop_context): Do not initialize SCOP_CONTEXT;
338         add new constraints.
339
340 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
341
342         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
343         * graphite-ppl.h (graphite-ppl.h): Declared.
344
345 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
346
347         * graphite-ppl.c (ppl_print_linear_expr): New.
348         (debug_ppl_linear_expr): New.
349         * graphite-ppl.h (ppl_print_linear_expr): Declared.
350         (debug_ppl_linear_expr): Declared.
351
352 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
353
354         * graphite-interchange.c: Fix comments.
355         * gcc.dg/graphite/block-1.c: Fix comments.
356
357 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
358
359         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
360         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
361
362 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
363
364         Reapply the patch from Alexander Monakov that disappeared during
365         the last merges from trunk.
366
367         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
368
369         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
370         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
371
372 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
373
374         * graphite-interchange.c (memory_stride_in_loop): The depth
375         argument corresponds to a dynamic time dimension, so use
376         psct_dynamic_dim to refer to the transformed scattering dimension.
377
378 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
379
380         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
381
382 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
383
384         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
385         root of the LST.
386         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
387         the root of the LST.
388         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
389         fake loop.
390         (print_lst): Print the root of LST in a different format.
391         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
392
393 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
394
395         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
396
397 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
398
399         * doc/passes.texi: Document the Graphite infrastructure.
400
401 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
402
403         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
404         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
405         and check the SSA representation.
406
407         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
408
409 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
410
411         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
412
413 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
414
415         * gcc.dg/graphite/interchange-11.c: New.
416
417 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
418
419         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
420
421 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
422
423         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
424         Add -fno-loop-strip-mine and -fno-loop-interchange.
425         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
426         -fno-loop-strip-mine.
427         * gfortran.dg/graphite/graphite.exp: Same.
428
429 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
430
431         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
432         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
433         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
434         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
435         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
436         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
437         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
438         DEFAULT_FLAGS_GRAPHITE_SCOP.
439         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
440         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
441
442 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
443
444         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
445
446 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
447             Sebastian Pop  <sebastian.pop@amd.com>
448
449         * graphite-interchange.c (build_linearized_memory_access): Pass an
450         offset as parameter.
451         (memory_stride_in_loop): Include transform scattering in the
452         access functions to be able to querry the strides in the
453         transformed loops.
454         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
455         not the psct_iterator_dim.
456
457 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
458
459         * graphite-blocking.c (pbb_do_strip_mine): Removed.
460         (lst_do_strip_mine_loop): New.
461         (lst_do_strip_mine): New.
462         (scop_do_strip_mine): Call lst_do_strip_mine.
463         * graphite-poly.h (lst_add_loop_under_loop): New.
464         (lst_find_first_pbb): New.
465
466 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
467
468         * graphite-poly.c (loop_to_lst): Fix LST creation.
469
470 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
471
472         * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
473         sizeof(unsigned long) to make it run on 32bit systems.
474
475 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
476
477         * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
478         SEGFAULT on 32bit.
479
480 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
481
482         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
483         Comment.
484         (write_alias_graph_to_ascii_dot): New.
485         (write_alias_graph_to_ascii_ecc): Ditto.
486         (partition_drs_to_sets): Add testing of optimality of current method
487         which assigns alias numbers according to DFS Comopnent number.  used
488         as heuristic for the upcoming ECC algorithm.
489         (build_scop_drs): Write to file also with the ecc and dot format.
490
491 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
492
493         * gfortran.dg/graphite/interchange-1.f: XFail.
494
495 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
496
497         * graphite.c (graphite_initialize): Do not handle functions with
498         more than 100 basic blocks.
499
500 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
501
502         * graphite-blocking.c (pbb_do_strip_mine): Use
503         PARAM_LOOP_BLOCK_TILE_SIZE.
504
505 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
506
507         * graphite-poly.c (dot_lst_1): New.
508         (dot_lst): New.
509         * graphite-poly.h (dot_lst): Declared.
510
511 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
512
513         * graphite-dependences.c (dot_deps_stmt_1): New.
514         (dot_deps_stmt): New.
515         * graphite-dependences.h (dot_deps_stmt): Declared.
516
517 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
518
519         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
520         not replace cross BB scalar dependences ending on PHI nodes.
521         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
522
523 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
524
525         * graphite-poly.c (apply_poly_transforms): Implement the high
526         level driver for flag_loop_block.
527         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
528         flag_loop_block.
529
530         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
531         -floop-block.
532         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
533         Add -floop-block.
534
535 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
536
537         * graphite-poly.h (lst_find_pbb): New.
538         (find_lst_loop): New.
539
540 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
541
542         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
543         * graphite-poly.h (struct scop): Remove dep_graph field.
544         (SCOP_DEP_GRAPH): Removed.
545
546 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
547
548         * graphite-poly.h (copy_lst): Do full copy of LST.
549
550 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
551
552         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
553         when the loop stride is zero.
554
555         * gcc.dg/graphite/id-16.c: New.
556
557 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
558
559         * graphite-dependences.c (reduction_dr_1): New.
560         (reduction_dr_p): New.
561         (graphite_legal_transform_dr): Call reduction_dr_p.
562         (reduction_ddr): Renamed reduction_ddr_p.
563         * graphite-poly.h (same_pdr_p): New.
564         (number_of_write_pdrs): New.
565         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
566         (split_reduction_stmt): Do not split reduction statements
567         when there are no writes to memory.
568         (translate_scalar_reduction_to_array_for_stmt): Insert the
569         memory reduction statement just after the scalar reduction statement.
570
571         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
572         Un-XFAIL-ed.
573         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
574         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
575
576 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
577
578         * graphite-interchange.c (lst_apply_interchange): New.
579         (lst_interchange_profitable_p): New.
580         (lst_try_interchange_loops): New.
581         (lst_try_interchange): New.
582         (lst_do_interchange): New.
583         (pbb_do_interchange): Removed.
584         (scop_do_interchange): Call lst_do_interchange.
585
586 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
587
588         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
589         SCOP_TRANSFORMED_SCHEDULE.
590         (loop_to_lst): New.
591         (scop_to_lst): New.
592         (print_lst): New.
593         (debug_lst): New.
594         * graphite-poly.h (lst_p): New.
595         (struct lst): New.
596         (LST_LOOP_P): New.
597         (LST_LOOP_FATHER): New.
598         (LST_PBB): New.
599         (LST_SEQ): New.
600         (scop_to_lst): Declared.
601         (print_lst): Declared.
602         (debug_lst): Declared.
603         (new_lst_loop): New.
604         (new_lst_stmt): New.
605         (copy_lst): New.
606         (lst_depth): New.
607         (lst_dewey_number): New.
608         (struct scop): Add original_schedule and transformed_schedule fields.
609         (SCOP_ORIGINAL_SCHEDULE): New.
610         (SCOP_TRANSFORMED_SCHEDULE): New.
611         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
612
613 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
614
615         * graphite-dependences.c (reduction_ddr): New.
616         (graphite_legal_transform_bb): Call reduction_ddr.
617         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
618         Initialize PBB_IS_REDUCTION.
619         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
620         (PBB_IS_REDUCTION): New.
621         (new_poly_bb): Update declaration.
622         * graphite-scop-detection.h (build_scop_bbs): Removed.
623         (nb_reductions_in_loop): Removed.
624         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
625         parameter for reductions.
626         (try_generate_gimple_bb): Update call to new_poly_bb.
627         (build_scop_bbs_1): Same.
628         (build_scop_bbs): Same.
629         (gsi_for_phi_node): New.
630         (scalar_close_phi_node_p): Remove gcc_assert.
631         (split_reduction_stmt): New.
632         (is_reduction_operation_p): New.
633         (phi_contains_arg): New.
634         (follow_ssa_with_commutative_ops): New.
635         (detect_commutative_reduction_arg): New.
636         (detect_commutative_reduction_assign): New.
637         (follow_inital_value_to_phi): New.
638         (edge_initial_value_for_loop_phi): New.
639         (initial_value_for_loop_phi): New.
640         (detect_commutative_reduction): New.
641         (translate_scalar_reduction_to_array_for_stmt): New.
642         (insert_copyout): New.
643         (insert_copyin): New.
644         (translate_scalar_reduction_to_array): New.
645         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
646         (rewrite_commutative_reductions_out_of_ssa_loop): New.
647         (rewrite_commutative_reductions_out_of_ssa): New.
648         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
649         * sese.h (split_region_for_bb): New.
650
651         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
652         * gcc.dg/graphite/interchange-1.c: Fix format.
653         * gcc.dg/graphite/interchange-10.c: New.
654
655 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
656
657         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
658         buggy assert.
659
660 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
661
662         * graphite-sese-to-poly.c (scev_analyzable_p): New.
663         (rewrite_cross_bb_scalar_dependence): New.
664         (rewrite_cross_bb_scalar_deps): New.
665         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
666         Call rewrite_cross_bb_scalar_deps.
667
668 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
669
670         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
671         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
672         gsi_for_stmt.
673
674 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
675
676         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
677         * graphite-interchange.c (pbb_do_interchange): Same.
678         * graphite-poly.c (print_scattering_function): Same.
679         (debug_pdrs): Same.
680         * graphite-poly.h (pbb_loop): New.
681         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
682
683 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
684
685         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
686
687 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
688
689         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
690         so don't pass a pointer to it.
691         (build_alias_set_for_drs): Same.
692         (build_base_obj_set_for_drs): Same.
693         (build_scop_drs): Same.
694
695 2009-09-26  Li Feng  <nemokingdom@gmail.com>
696
697         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
698         the alias graph of data references.
699
700 2009-09-25  Li Feng  <nemokingdom@gmail.com>
701
702         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
703         (build_scop_drs): When debugging, write the alias graph to file,
704         otherwise, should be disabled.
705
706 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
707
708         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
709         (is_simple_operand): Remove call to stmt_simple_memref_p.
710         (stmt_simple_for_scop_p): Update call to is_simple_operand.
711
712 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
713
714         * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
715         * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
716         * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
717         * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
718         * testsuite/gcc.dg/graphite/scop-sor.c: New File.
719
720 2009-09-17 Li Feng  <nemokingdom@gmail.com>
721
722         PR middle-end/41118
723         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
724         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
725         (graphite_carried_dependence_level_k): Ditto.
726         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
727         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
728         (new_poly_dr): Adjust declaration.
729         * graphite-sese-to-poly.c (free_data_refs_aux): New.
730         (free_gimple_bb): Added free_data_refs_aux.
731         (build_poly_dr): Add dr_base_object_set.
732         (partition_drs_to_sets): New.
733         (dr_same_base_object_p): New.
734         (build_alias_set_for_drs): New.
735         (build_base_object_set_for_drs): New.
736         (build_scop_drs): Add build_base_obj_set_for_drs.
737         * graphite-sese-to-poly.h: Added #define for alias set number index and
738         base object set index.
739         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
740         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
741
742 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
743
744         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
745         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
746
747 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
748
749         * graphite-sese-to-poly.c (struct irp_data): Removed.
750         (idx_record_params): Removed.
751         (find_params_in_bb): Scan for parameters the access functions; don't
752         parse the tree representation.
753
754 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
755
756         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
757         passes at -O1 and below.
758
759 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
760
761         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
762         tree-scalar-evolution.h, and then tree-data-ref.h.
763         * graphite-clast-to-gimple.c: Same.
764         * graphite-dependences.c: Same.
765         * graphite-interchange.c: Same.
766         * graphite-poly.c: Same.
767         * graphite-scop-detection.c: Same.
768         * graphite-sese-to-poly.c: Same.
769         * graphite.c: Same.
770         * lambda-code.c: Same.
771         * matrix-reorg.c: Same.
772         * tree-data-ref.c: Same.
773         * tree-if-conv.c: Same.
774         * tree-loop-distribu: Same.: Same.
775         * tree-loop-linear.c: Same.
776         * tree-parloops.c: Same.
777         * tree-predcom.c: Same.
778         * tree-vect-patterns.c: Same.
779
780 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
781
782         Partially revert the previous patch, except the following.
783         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
784         as parameters the operands of the not expression.
785
786 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
787
788         * tree-scalar-evolution.c (instantiate_scev_assign): New.
789         Do not call analyze_scalar_evolution on assignments.
790         (instantiate_scev_phi): Call analyze_scalar_evolution.
791         (instantiate_scev_name): Call instantiate_scev_assign and
792         instantiate_scev_phi.
793         (instantiate_scev_not): Adapted to pass as parameters the operands
794         of the not expression.
795
796 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
797
798         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
799         to pass as parameters the operands of the binary expression.
800
801 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
802
803         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
804         instantiate_scev_not.  Handle NEGATE_EXPR.
805         (instantiate_scev_r): Handle NEGATE_EXPR.
806
807 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
808
809         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
810         instantiate_scev_r.
811         (instantiate_scev_r): Move code in instantiate_scev_2
812         and instantiate_scev_1.
813
814 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
815
816         * tree-scalar-evolution.c (instantiate_scev_3): New.
817         (instantiate_scev_1): Move code in instantiate_scev_3.
818
819 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
820
821         * tree-scalar-evolution.c (instantiate_scev_poly): New.
822         (instantiate_scev_1): Move code in instantiate_scev_poly.
823
824 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
825
826         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
827         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
828
829 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
830
831         * tree-scalar-evolution.c (instantiate_scev_convert): New.
832         (instantiate_scev_1): Move code in instantiate_scev_convert.
833
834 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
835
836         * tree-scalar-evolution.c (instantiate_scev_binary): New.
837         (instantiate_scev_1): Move code in instantiate_scev_binary.
838
839 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
840
841         * tree-scalar-evolution.c (instantiate_scev_name): New.
842         (instantiate_scev_1): Move code in instantiate_scev_name.
843
844 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
845
846         * Merge from mainline (150992:151171).
847
848 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
849
850         * graphite-dependences.c (graphite_legal_transform_bb): Call
851         pbb_remove_duplicate_pdrs.
852         * graphite-poly.c (can_collapse_pdr): Removed.
853         (pdr_find_duplicate): Removed.
854         (can_collapse_pdrs): New.
855         (pbb_remove_duplicate_pdrs): New.
856         (new_poly_dr): Do not look for duplicates.
857         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
858         (PBB_PDR_DUPLICATES_REMOVED): New.
859         (pbb_remove_duplicate_pdrs): Declared.
860
861 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
862
863         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
864         the strides by multiplying by PDR_NB_REFS.
865         * graphite-poly.c (can_collapse_pdr): New.
866         (pdr_find_duplicate): New.
867         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
868         Initialize PDR_NB_REFS.
869         * graphite-poly.h (struct poly_dr): Add field nb_refs.
870         (PDR_NB_REFS): New.
871         (new_poly_dr): Number of subscripts is a graphite_dim_t.
872
873 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
874
875         Revert one of the previous commits:
876         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
877         the computation of symmetric data dependence relations.
878         (dependency_between_pbbs_p): Same.
879
880 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
881
882         PR middle-end/40965
883         * graphite-poly.c (apply_poly_transforms): Remove legality test before
884         any transform.
885
886 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
887
888         * graphite-dependences.c (pddr_original_scattering): Return NULL
889         for read-read dependence relations.
890         * graphite-poly.h (enum poly_dr_type): Fix comment.
891         (pdr_read_p): New.
892         (pdr_write_p): New.
893         (pdr_may_write_p): New.
894
895 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
896
897         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
898         (struct poly_dr): Same.
899         (new_poly_dr): Same.
900         * graphite-poly.c (new_poly_dr): Same.
901
902 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
903             Sebastian Pop  <sebastian.pop@amd.com>
904
905         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
906         pbb_strip_mine_time_depth.  Changed the implementation so that
907         transformation is expressed as a transformation on
908         time (scatttering) dimensions.  Also, ensures that the 2d+1
909         scheduling format is preserved.
910         (pbb_strip_mine_profitable_p): Profitability is based on the
911         iteration number of a given time (scattering) dimension,
912         and not on a original loop depth dimension.
913         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
914         (pbb_do_strip_mine): Call psct_dynamic_dim.
915         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
916         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
917         (pbb_nb_dynamic_scattering_transform): New.
918         (psct_dynamic_dim): New.
919
920 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
921
922         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
923         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
924         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
925         * graphite-interchange.c (build_linearized_memory_access): Same.
926         (memory_stride_in_loop): Same.
927
928 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
929
930         * graphite-dependences.c (pddr_original_scattering): New.
931         (graphite_legal_transform_dr): Call pddr_original_scattering.
932         (dot_deps_1): New.
933         (dot_deps): New.
934         * graphite-dependences.h (dot_deps): Declared.
935         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
936         (print_pdr): Print PDR_ID.
937         * graphite-poly.h (struct poly_dr): Add field id.
938         (PDR_ID): New.
939         (pbb_index): New.
940         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
941
942 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
943
944         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
945         not delete the original dependence relation.
946
947 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
948
949         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
950         the computation of symmetric data dependence relations.
951         (dependency_between_pbbs_p): Same.
952
953 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
954
955         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
956         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
957         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
958         (free_poly_ddr): New.
959         (pddr_is_empty): New.
960         (dependence_polyhedron_1): Now returns a poly_ddr_p.
961         (dependence_polyhedron): Same.  Remove useless gcc_assert.
962         Remove fprintfs.
963         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
964         (graphite_carried_dependence_level_k): Call pddr_is_empty.
965         * graphite-dependences.h (enum poly_dependence_kind): New.
966         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
967         (PDRP_SOURCE): Renamed PDDR_SOURCE.
968         (PDRP_SINK): Renamed PDDR_SINK.
969         (PDRP_DDP): Renamed PDDR_DDP.
970         (PDDR_KIND): New.
971         (free_poly_ddr): Declared.
972         * graphite-poly.c (new_scop): Use the new hash function names.
973         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
974         into original_pddrs.
975         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
976
977 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
978
979         * Merge from mainline (150764:150992).
980
981 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
982
983         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
984         bounds with LT_EXPR to make niter analysis more precise on code
985         generated by Graphite.
986
987 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
988
989         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
990         (graphite_legal_transform_bb): Same.
991         (poly_drs_may_alias_p): Same.
992
993 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
994
995         PR middle-end/40981
996         * graphite-ppl.c (ppl_max_for_le): Correct the use of
997         ppl_Pointset_Powerset_C_Polyhedron_maximize.
998
999 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1000
1001         * graphite-poly.c (print_pbb): Print PBB index.
1002
1003 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1004
1005         * Merge from mainline (r150672:150764).
1006
1007 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1008
1009         * graphite-interchange.c (ppl_max_for_le): Moved...
1010         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1011         * graphite-ppl.c (ppl_max_for_le): ... here.
1012         * graphite-ppl.h (ppl_max_for_le): Declared.
1013
1014 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1015
1016         * Merge from mainline (r150372:150672).
1017
1018 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1019
1020         PR middle-end/40980
1021         * sese.c (convert_for_phi_arg): New.
1022         (add_guard_exit_phis): Use convert_for_phi_arg.
1023
1024         * testsuite/gfortran.dg/graphite/id-17.f: New.
1025
1026 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1027
1028         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1029         unknown subscript upper bounds.
1030
1031         * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1032
1033 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1034             Pranav Garg  <pranav.garg2107@gmail.com>
1035
1036         * graphite-interchange.c (gather_access_strides): Removed.
1037         (ppl_max_for_le): New.
1038         (build_linearized_memory_access): New.
1039         (memory_stride_in_loop): New.
1040         (pbb_interchange_profitable_p): Reimplemented.
1041         * graphite-ppl.h (ppl_new_id_map): New.
1042         (ppl_interchange): New.
1043
1044         * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1045
1046 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1047
1048         * graphite-interchange.c (compute_subscript): Removed.
1049         (compute_array_size_cstr): Removed.
1050         (compute_array_size_poly): Removed.
1051         (compute_array_size): Removed.
1052         (gather_access_strides_poly): Removed.
1053         (gather_access_strides): Empty.
1054
1055 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         * graphite-dependences.c (dependence_polyhedron_1): Replace
1058         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1059         (graphite_legal_transform_dr): Same.
1060         (graphite_carried_dependence_level_k): Same.
1061         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1062         Initialize PDR_NB_SUBSCRIPTS.
1063         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1064         PDR_NB_SUBSCRIPTS.
1065         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1066         (PDR_NB_SUBSCRIPTS): New.
1067         (pdr_nb_subscripts): Removed.
1068         (pdr_dim): Simplified.
1069         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1070         with PDR_NB_SUBSCRIPTS.
1071
1072 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1073
1074         * graphite-interchange.c (compute_array_size): Remove use of
1075         PDR_DATA_CONTAINER.
1076         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1077         Do not initialize PDR_DATA_CONTAINER.
1078         (print_pdr): Do not print PDR_DATA_CONTAINER.
1079         * graphite-poly.h (struct poly_dr): Remove data_container field.
1080         (PDR_DATA_CONTAINER): Removed.
1081         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1082         PDR_DATA_CONTAINER.
1083         (build_poly_dr): Same.
1084
1085 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1086
1087         * testsuite/gcc.dg/graphite/interchange-9.c: New.
1088
1089 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1090             Sebastian Pop  <sebastian.pop@amd.com>
1091
1092         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1093         copy of the dependence polyhedron.  Free the temporary objects.
1094         (graphite_carried_dependence_level_k): Free unused objects before
1095         returning.
1096
1097         * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1098         * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1099         * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1100         * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1101         * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1102
1103 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1104
1105         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1106         Early return without analyzing the data dependences if no
1107         transform has been done.  Call restore_scattering if the transform
1108         is not legal.
1109         (graphite-interchange.c): Same.
1110         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1111         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1112         (apply_poly_transforms): Do not gcc_assert that
1113         the transform is legal.
1114         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1115         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1116         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1117         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1118         * graphite-poly.h (struct poly_scattering): New.
1119         (struct poly_bb): Add original, transformed, and saved fields.
1120         Remove transformed_scattering, original_scattering, nb_local_variables,
1121         and nb_scattering_transform fields.
1122         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1123         (poly_scattering_new): New.
1124         (poly_scattering_free): New.
1125         (poly_scattering_copy): New.
1126         (store_scattering_pbb): New.
1127         (store_scattering): New.
1128         (restore_scattering_pbb): New.
1129         (restore_scattering): New.
1130         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1131         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1132
1133 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1134
1135         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1136         (print_scop): Same.
1137
1138 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1139
1140         * Makefile.in (graphite.o): Depends on PREDICT_H.
1141         * graphite.c: Include predict.h.
1142         (graphite_finalize): Call tree_estimate_probability.
1143         * predict.c (predict_loops): Do not call scev_initialize and
1144         scev_finalize.
1145         (tree_estimate_probability_bb): New.
1146         (tree_estimate_probability): Do not initialize loops: move that
1147         code to the driver.  Call tree_estimate_probability_bb.
1148         (tree_estimate_probability_driver): New.
1149         (pass_profile): Use tree_estimate_probability_driver.
1150         * predict.h (tree_estimate_probability): Declared.
1151
1152 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1153
1154         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1155         * graphite-dependences.c (graphite_legal_transform): Add time to
1156         TV_GRAPHITE_DATA_DEPS.
1157         (dependency_between_pbbs_p): Same.
1158         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1159
1160 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1161
1162         * Merge from mainline (r149952:150372).
1163
1164 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1165
1166         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1167         * graphite-blocking.c: Same.
1168         * graphite-clast-to-gimple.c: Same.
1169         * graphite-dependences.c: Same.
1170         * graphite-poly.c: Same.
1171         * graphite-poly.h: Same.
1172         * graphite-ppl.c: Same.
1173         * graphite-scop-detection.c: Same.
1174         * graphite-sese-to-poly.c: Same.
1175         * graphite.c: Same.
1176
1177 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1178
1179         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1180         (remove_simple_copy_phi): New.
1181         (remove_invariant_phi): New.
1182         (simple_copy_phi_p): New.
1183         (reduction_phi_p): New.
1184         (gsi_for_ssa_name_def): New.
1185         (insert_out_of_ssa_copy): New.
1186         (insert_out_of_ssa_copy_on_edge): New.
1187         (create_zero_dim_array): New.
1188         (scalar_close_phi_node_p): New.
1189         (rewrite_close_phi_out_of_ssa): New.
1190         (rewrite_phi_out_of_ssa): New.
1191         (rewrite_reductions_out_of_ssa): New.
1192         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1193
1194         * testsuite/gcc.dg/graphite/id-11.c: New.
1195         * testsuite/gcc.dg/graphite/id-15.c: New.
1196         * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1197         * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1198         * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1199         * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1200         * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1201         * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1202         * testsuite/gfortran.dg/graphite/id-13.f: New.
1203         * testsuite/gfortran.dg/graphite/id-5.f: New.
1204
1205 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1206
1207         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1208         check that nb_reductions_in_loop is zero.
1209         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1210         reduction phi nodes.
1211         (nb_reductions_in_loop): Removed.
1212         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1213         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1214         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1215         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1216         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1217
1218 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1219
1220         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1221         statements that have an empty iteration domain.
1222         * testsuite/gfortran.dg/graphite/id-16.f: New.
1223
1224 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1225
1226         * tree-scalar-evolution.c (instantiate_scev_1): Return
1227         chrec_dont_know when the result is not above instantiate_below.
1228         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1229         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1230         the tree has a known scalar evolution.
1231         * testsuite/gfortran.dg/graphite/id-14.f: New.
1232         * testsuite/gfortran.dg/graphite/id-15.f: New.
1233
1234 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1235
1236         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1237         insert_gsi.
1238         (rename_variables): Keep inserting renames after the ones already
1239         inserted.
1240
1241 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1242
1243         * graphite-sese-to-poly.c (compare_bb_depths): New.
1244         (graphite_sort_dominated_info): New.
1245         (build_scop_bbs_1): Call graphite_sort_dominated_info.
1246         (build_scop_scattering): Fix comment.
1247
1248 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1249
1250         * graphite.c (graphite_finalize): Call print_loops instead of
1251         dump_function_to_file.
1252         * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1253         * testsuite/gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
1254         loops generated in the graphite output file.
1255         * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1256         * testsuite/gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
1257         * testsuite/gfortran.dg/graphite/id-12.f: New.
1258
1259 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1260
1261         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1262         Remove 2 XFAIL.
1263
1264 2009-07-24  Li Feng  <nemokingdom@gmail.com>
1265             Tobias Grosser  <grosser@fim.uni-passau.de>
1266
1267         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1268         alias set number build alias in ACCESSES polyhedron.
1269         (build_alias_set_for_drs): New.
1270         (build_pbb_drs): Added build_alias_set_for_drs.
1271         * graphite-dependences.c (poly_drs_may_alias_p): New.
1272         (graphite_carried_dependence_level_k): Check alias information
1273         before building polyhedron.
1274
1275 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1276
1277         * Makefile.in (lambda-code.o): Fix formatting.
1278
1279 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
1280
1281         * Merge from mainline (r149350-149952)
1282
1283 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1284
1285         * graphite-poly.c (apply_poly_transforms): Move strip_mine
1286         before interchange to prepare for loop blocking.
1287
1288 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
1289
1290         * graphite-poly.c (apply_poly_transforms): Add checks after every
1291         transformation.
1292         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1293         done in apply_poly_transforms.
1294
1295 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1296
1297         * graphite-dependences.c (build_lexicographically_gt_constraint):
1298         Replace RES parameter with *RES.
1299         (dependence_polyhedron_1): Pass an address of the parameter RES
1300         instead of value of RES.
1301
1302 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1303
1304         * graphite.c (graphite_finalize): Fix comment.
1305         (graphite_transform_loops): Reset scev info after code generation
1306         of each scop.
1307
1308 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1309
1310         * graphite.c (graphite_finalize): Call scev_reset.
1311
1312 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1313
1314         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1315         GBB_CLOOG_IV_TYPES hash table twice.
1316         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1317         (add_condition_to_domain): Clear GMP values.
1318
1319 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1320
1321         * graphite-dependences.c: Fix formatting.
1322         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1323         (pbb_number_of_iterations): Free ppl_Linear_Expression.
1324         * graphite-sese-to-poly.c: Fix formatting.
1325         * graphite.c (graphite_transform_loops): Create the hash table
1326         after the early return.
1327
1328 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1329
1330         * testsuite/gcc.dg/graphite/id-14.c: New.
1331         * testsuite/gcc.dg/graphite/pr40157.c: New.
1332         * testsuite/gfortran.dg/graphite/id-11.f: New.
1333
1334 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1335
1336         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1337         (build_poly_scop): Return false when there are no pbbs within
1338         loops to avoid to pass to cloog scops with no loops.
1339
1340 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
1341
1342         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1343         useless test "i % 2".
1344         (build_pbb_scattering_polyhedrons): Fix formatting.
1345         (build_poly_dr): Same.
1346         * graphite.c (graphite_transform_loops): Restructure.
1347
1348 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
1349
1350         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1351         reduction_list parameter.
1352         (rewrite_all_phi_nodes_with_iv): Same.
1353         (canonicalize_loop_ivs): Same.
1354         * tree-parloops.c (struct brli): Removed.
1355         (build_reduction_list_info): Removed.
1356         (build_new_reduction): New.
1357         (analyze_reduction_list): Removed.
1358         (gather_scalar_reductions): Find reductions instead of phi
1359         nodes that can't be canonicalized.
1360         (try_create_reduction_list): Remove reduction_list parameter.
1361         (gen_parallel_loop): Same.
1362         (parallelize_loops): Remove analyze_reductions variable,
1363         initialization and free.
1364         Change reduction_list htab initialization to reduction_info
1365         elements instead of ssa names.
1366         Call try_create_reduction_list and gen_parallel_loop without
1367         analyzed_reduction argument.
1368         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1369         canonicalize_loop_ivs with one less argument.
1370         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1371
1372 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1373
1374         * graphite-dependences.c (new_poly_dr_pair): New.
1375         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1376         (new_poly_dr_pair): New.
1377         (eq_poly_dr_pair_p): New.
1378         (hash_poly_dr_pair_p): New.
1379         * graphite-dependences.h (struct poly_dr_pair): New.
1380         (eq_poly_dr_pair_p): Declared.
1381         (hash_poly_dr_pair_p): Declared.
1382         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1383         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1384         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1385         * Makefile.in (graphite-poly.o): Add dependence on
1386         graphite-dependences.h.
1387
1388 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1389
1390         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1391         polynomials of degree > 1 pass to Graphite.
1392         * tree-chrec.c (scev_is_linear_expression): Call
1393         evolution_function_is_affine_multivariate_p.
1394         * testsuite/gfortran.dg/graphite/id-10.f90: New.
1395
1396 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1397
1398         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1399         Instantiate scevs varying in outer loops.
1400         * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1401
1402 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1403
1404         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1405         redundant constraint.
1406
1407 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1408
1409         * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1410         * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1411         based on the file names as in the C testsuite.
1412         * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1413         * testsuite/gfortran.dg/graphite/block-2.f: Same.
1414         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1415         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1416         * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1417         * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1418         * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1419         * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1420         * testsuite/gfortran.dg/graphite/id-6.f: Same.
1421         * testsuite/gfortran.dg/graphite/id-9.f: Same.
1422         * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1423         * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1424         * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1425
1426 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
1427
1428         * sese.c (expand_scalar_variables_call): New.
1429         (expand_scalar_variables_ssa_name): Handle calls in expander.
1430
1431 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1432
1433         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1434         Expect to see the pattern twice.
1435         * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1436         * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1437         * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1438
1439 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1440
1441         * testsuite/gcc.dg/graphite/id-10.c: New.
1442         * testsuite/gcc.dg/graphite/id-12.c: New.
1443         * testsuite/gfortran.dg/graphite/id-7.f: New.
1444         * testsuite/gfortran.dg/graphite/id-8.f: New.
1445
1446 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1447
1448         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1449         zero.
1450
1451 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1452
1453         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1454
1455 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
1456
1457         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1458
1459 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1460
1461         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1462         building PDR subscripts.
1463
1464 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1465
1466         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1467         computation of array sizes.
1468
1469 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
1470
1471         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1472
1473 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
1474
1475         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1476         build_pairwise_constraint, dr_equality_constraints,
1477         build_pairwise_scheduling_equality,
1478         build_pairwise_scheduling_inequality, lexicographically_gt_p,
1479         build_lexicographically_gt_constraint, dependence_polyhedron,
1480         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1481         Move from NNC_Polyhedron to C_Polyhedron.
1482         * graphite-interchange.c (compute_array_size_poly,
1483         gather_access_strides): Dito.
1484         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1485         free_scop, pbb_number_of_iterations): Dito.
1486         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1487         pbb_dim_iter_domain, struct scop): Dito.
1488         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1489         new_Cloog_Domain_from_ppl_Polyhedron,
1490         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1491         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1492         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1493         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1494         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1495         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1496         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1497         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1498         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1499         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1500         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1501         build_scop_iteration_domain, build_poly_dr): Dito
1502
1503 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1504
1505         * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1506         run-id-*.c files.
1507         * testsuite/gcc.dg/graphite/run-id-1.c: New.
1508
1509 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1510
1511         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1512         positivity constraint on the symbolic number of iterations.
1513
1514 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1515
1516         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1517
1518 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1519             Tobias Grosser  <grosser@fim.uni-passau.de>
1520
1521         * graphite-clast-to-gimple.c (build_scop_context): Removed.
1522         (build_cloog_prog): Directly use SCOP_CONTEXT.
1523         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1524         (free_scop): Free SCOP_CONTEXT.
1525         (print_scop_context): New.
1526         (print_scop): Call print_scop_context.
1527         (debug_scop_context): New.
1528         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1529         (struct scop): Added field context.
1530         (SCOP_CONTEXT): New.
1531         * graphite-sese-to-poly.c (add_param_constraints): New.
1532         (build_scop_context): New.
1533         (build_poly_scop): Call build_scop_context.
1534
1535 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1536
1537         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1538         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1539         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1540         * graphite-ppl.h: Include double-int.h and tree.h.
1541         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1542         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1543         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
1544         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1545
1546 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1547
1548         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1549         POINTER_PLUS_EXPR for pointer types.
1550         (clast_to_gcc_expression): Same.
1551
1552 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
1553
1554         * graphite-poly.c (print_scattering_function): Early return when
1555         PBB_TRANSFORMED_SCATTERING is not initialized.
1556         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1557
1558 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
1559
1560         * tree-parloops.c (analyze_reduction_list): Remove unused variable
1561         to fix bootstrap.
1562
1563 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
1564
1565         * tree-parloops.c (analyze_reduction_list): Change return
1566         value to void.
1567         (try_create_reduction_list): Move the call to
1568         analyze_reduction_list to the beginining.
1569         Call reduction_phi with analyzed_reductions as argument
1570         instead of reduction_list.
1571
1572 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
1573
1574         *  Merge from mainline (r148296:149346)
1575
1576 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1577
1578         * graphite-scop-detection.c (graphite_can_represent_init): New.
1579         (graphite_can_represent_scev): Call graphite_can_represent_init:
1580         check that the initial value does not contain multiplications of
1581         parameters.
1582         (stmt_has_simple_data_refs_p): New.
1583         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1584         (is_simple_operand): Fix formatting.
1585         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1586
1587 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1588
1589         * testsuite/gcc.dg/graphite/id-13.c: New.
1590         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1591         analyze_scalar_evolution, use scalar_evolution_in_region.
1592         (scan_tree_for_params_right_scev): Add extra assert.
1593         (parameter_index_in_region_1): Split from parameter_index_in_region.
1594         (idx_record_params): Use scalar_evolution_in_region.
1595         (find_params_in_bb): Same.
1596         (find_scop_parameters): Same.
1597         (build_loop_iteration_domains): Same.
1598         (create_linear_expr_from_tree): Same.
1599         * sese.c (scalar_evolution_in_region): New.
1600         * sese.h (scalar_evolution_in_region): Declared.
1601         (defined_in_sese_p): New.
1602         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1603         static anymore.
1604         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1605         Declared.
1606
1607 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1608
1609         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1610         TREE_DATA_REF_H also implies SCEV_H.
1611
1612 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
1613
1614         * graphite-poly.c (print_scop_params): New.
1615         (print_scop): Call print_scop_params.
1616         (debug_scop_params): New.
1617         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1618
1619 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1620
1621         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1622         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1623         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1624         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1625         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1626         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1627
1628 2009-07-07  Li Feng  <nemokingdom@gmail.com>
1629
1630         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1631         for dependency checking part.
1632         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1633         tests for dependency checking.
1634         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1635         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1636         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1637         flag -fdump-tree-graphite-all for autopar testsuites.
1638
1639 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1640
1641         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1642         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1643         canonicalize_loop_ivs): Moved...
1644         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
1645
1646 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
1647
1648         * tree-parloops.c (try_create_reduction_list): Pass an extra
1649         argument analyzed_reductions.  Call analyze_reduction_list.
1650         (gen_parallel_loop): Do not call analyze_reduction_list.
1651         (parallelize_loops): Init and finalize analyzed_reductions.
1652
1653 2009-07-06  Li Feng  <nemokingdom@gmail.com>
1654
1655         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1656         Added flag -fno-loop-strip-mine for autopar testcase.
1657
1658 2009-07-04  Li Feng  <nemokingdom@gmail.com>
1659
1660         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1661         transformed scattering dimension instead of unmatch orignal when
1662         calling dependence_polyhedron.
1663
1664 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1665
1666         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1667
1668 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1669
1670         * graphite-poly.c (pbb_number_of_iterations): Check for returned
1671         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1672
1673 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
1674
1675         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1676         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1677         * graphite-poly.c (pbb_number_of_iterations): New.
1678         * graphite-poly.h (pbb_number_of_iterations): Declared.
1679         (pbb_iterator_dim, pbb_parameter_dim): New.
1680
1681 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
1682
1683         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1684         last commit on type of lower and upper bound of loops.
1685
1686 2009-06-29  Li Feng  <nemokingdom@gmail.com>
1687
1688         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1689         graphite-dependences.h.
1690         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1691         (mark_bb_with_pbb): New.
1692         (get_stmtfor_depth): New.
1693         (find_pbb_via_hash): New.
1694         (dependency_in_loop_p): New.
1695         (mark_loops_parallel): New.
1696         (free_aux_in_new_loops): New.
1697         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
1698         bb with it's relevant pbb. Mark newly created loops.  Remove mark
1699         innermost loop parallel without checking.
1700         (gloog): Add parameter BB_PBB_MAPPING.
1701         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1702         (gloog): Change declaration.
1703         (mark_loop_parallel): Make extern.
1704         (free_aux_in_new_loops): Declare.
1705         (bb_pbb_map_hash): New.
1706         (eq_bb_pbb_map): New.
1707         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1708         auto parallelization when flag_graphite_force_parallel is set.
1709         (graphite_finalize): Added free_aux_in_new_loops.
1710         * tree-parloops.c (parallelize_loops): Only generate parallel code for
1711         the innermost loop that marked parallel.  Use
1712         flag_graphite_force_parallel instead of loop->can_be_parallel.
1713         (loop_parallel_p): Move inner most checking out of function.
1714
1715 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1716
1717         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1718         type of lower and upper bound of loops signed long int.
1719
1720 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1721
1722         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1723         expression outside the loop.
1724
1725 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1726
1727         * gcc.dg/graphite/interchange-8.c: New.
1728
1729 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1730
1731         * gcc.dg/graphite/interchange-0.c: XFailed.
1732         * gcc.dg/graphite/interchange-5.c: XFailed.
1733         * gcc.dg/graphite/interchange-6.c: XFailed.
1734
1735 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1736
1737         * graphite-interchange.c (compute_array_size_poly): The end of the
1738         recursion should return 1.
1739
1740 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1741
1742         * graphite-interchange.c (compute_array_size_cstr): Allow the
1743         subscript multiplier to be -1.
1744         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1745         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1746         data_container.  Initializes PDR_DATA_CONTAINER.
1747         (print_pdr_access_layout): New.
1748         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
1749         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
1750         data_container.
1751         (PDR_DATA_CONTAINER): New.
1752         (new_poly_dr): Update declaration.
1753         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1754         (build_poly_dr): Call pdr_add_data_dimensions.
1755
1756 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1757
1758         * graphite-poly.h (struct poly_dr): Fix comment.
1759         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1760         (pdr_add_memory_accesses): New.
1761         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1762
1763 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
1764
1765         * graphite-poly.c (print_pdrs, debug_pdrs): New.
1766         (print_pbb): Add call to print_pdrs.
1767         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1768
1769 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
1770             Li Feng <nemokingdom@gmail.com>
1771
1772         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1773         (dependency_between_pbbs_p): New.
1774         (lexicographically_gt_p): Assure !empty_p before polyhedron
1775         intersection assign.
1776         (build_lexicographically_gt_constraint): Correct lexicographically
1777         judging.
1778         * graphite-dependences.h: New.
1779         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1780
1781 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1782
1783         * graphite-clast-to-gimple.c (print_clast_stmt): New.
1784         (gloog): Print to dump_file the generated clast.
1785         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1786         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1787
1788 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1789
1790         * graphite-poly.c (extend_scattering): Increment
1791         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1792
1793 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
1794
1795         * graphite-interchange.c (compute_array_size_poly): Added exit of
1796         recursion condition.  Continue iterating even after the first equality.
1797         (compute_array_size): Same.
1798
1799 2009-06-24  Li Feng  <nemokingdom@gmail.com>
1800
1801         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1802         -fdump-tree-final_cleanup to -fdump-tree-optimized.
1803         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1804         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1805         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1806
1807 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1808
1809         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1810         only when the use verifies is_gimple_reg.
1811
1812 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1813
1814         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1815         Allocate scaldims after call to unify_scattering_dimensions.
1816
1817 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1818
1819         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1820
1821 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1822             Albert Cohen  <albert.cohen@inria.fr>
1823
1824         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1825         variables for the strip mining.
1826
1827 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1828             Pranav Garg  <pranav.garg2107@gmail.com>
1829
1830         * Makefile.in (OBJS-common): Added graphite-blocking.o.
1831         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1832         (graphite-blocking.o): New rule.
1833         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1834         * graphite-blocking.c: New.
1835         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1836         flag_loop_strip_mine.
1837         (psct_scattering_dim_for_loop_depth): New.
1838         * graphite-poly.h (scop_do_strip_mine): Declared.
1839         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1840         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1841         flag_loop_strip_mine.
1842
1843 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1844
1845         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1846         a GMP value and a PPL coefficient at each iteration of a loop.
1847
1848 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1849
1850         * graphite-dependences.c (dependence_polyhedron): Do not use
1851         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
1852         pbb_nb_scattering_transform.
1853         (graphite_legal_transform_dr): Same.
1854         * graphite-poly.c (extend_scattering): Same.
1855         (unify_scattering_dimensions): Same.
1856         (print_scattering_function): Same.
1857         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1858         PBB_NB_LOCAL_VARIABLES.
1859         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1860         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1861         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1862         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1863         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1864         (pbb_nb_scattering_transform): New.
1865         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1866         (psco_scattering_dim): Add assert on parameters.
1867         (psct_scattering_dim): Same.
1868         (psct_scattering_dim_for_loop_depth): Declared.
1869         (psct_local_var_dim): New.
1870         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1871         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
1872         correct layout, call pbb_nb_local_vars.
1873         (psct_add_local_variable, psct_add_scattering_dimension): New.
1874         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1875         Initialize PBB_NB_SCATTERING_TRANSFORM.
1876
1877 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1878
1879         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1880         (set_coef): Renamed ppl_set_coef.
1881         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1882
1883 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
1884
1885         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1886         test a boolean against 1.
1887         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1888         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1889         (pbb_do_interchange): Returns true when a transform has been performed.
1890         (scop_do_interchange): Same.
1891         * graphite-poly.c (apply_poly_transforms): Use the return value of
1892         scop_do_interchange.
1893         * graphite-poly.h (scop_do_interchange): Update declaration.
1894
1895 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
1896
1897         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1898         after last use.
1899         * sese.c (sese_reset_aux_in_loops): New.
1900         * sese.h (sese_reset_aux_in_loops): New.
1901
1902 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1903
1904         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1905         multiplier and multiply the constant by the multiplier.
1906         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1907         (build_poly_dr): Do not use the multiplier to define the subscript.
1908
1909 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1910
1911         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1912         compiler's data reference.  Initialize PDR_CDR.
1913         (print_pdr): Call dump_data_reference.
1914         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1915         Add compiler_dr field.
1916         (PDR_BB): Renamed PDR_PBB.
1917         (PDR_CDR): New.
1918         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1919         GCC's data reference representation.
1920         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1921         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1922
1923 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1924
1925         * graphite-poly.c (print_scattering_function): Also print the layout.
1926         * graphite-poly.h (pbb_nb_local_vars): New.
1927
1928 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1929
1930         * graphite-poly.c (print_pbb_domain): Also print the layout names.
1931
1932 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
1933
1934         * graphite-poly.c (print_pdr, debug_pdr): New.
1935         * graphite-poly.h (print_pdr, debug_pdr): Declared.
1936         (PDR_BASE): Removed.
1937
1938 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1939
1940         * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1941         ltrans-{1..6,8}.c.
1942
1943 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1944
1945         * graphite-interchange.c (compute_subscript): Allow also -1 in the
1946         subscript identification column.
1947         (pbb_do_interchange): Print to dump_file that some loops "will be
1948         interchanged".  Rely on that chain of characters in the testcases.
1949         * gcc.dg/graphite/interchange-0.c: New.
1950         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1951         interchange-*.c files and compile them with -floop-interchange.
1952
1953 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
1954
1955         * graphite-interchange.c (interchange_profitable_p): Renamed
1956         pbb_interchange_profitable_p.
1957
1958 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1959             Harsha Jagasia  <harsha.jagasia@amd.com>
1960             Pranav Garg  <pranav.garg2107@gmail.com>
1961
1962         * graphite-interchange.c (interchange_profitable_p): Make static.
1963         (pbb_interchange_loop_depths, pbb_do_interchange,
1964         scop_do_interchange): New.
1965         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1966         for flag_loop_interchange.
1967         * graphite-poly.h (scop_do_interchange): Declared.
1968         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1969         flag_loop_interchange is used.
1970
1971 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
1972
1973         * graphite-dependences.c (dependence_polyhedron): Update use of
1974         pbb_nb_scattering_dims.
1975         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1976         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1977         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1978         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1979
1980 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1981
1982         * graphite.c: Cleanup foo.
1983
1984 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
1985
1986         * Merge from mainline (r143684:148293).
1987         * Disabled libpcp until it gets fixed.
1988
1989 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
1990             Harsha Jagasia  <harsha.jagasia@amd.com>
1991
1992         * graphite-interchange.c: New.
1993         * Makefile.in (graphite-interchange.o): New.
1994         * graphite-poly.h (interchange_profitable_p): Declared.
1995         * graphite-ppl.h (value_max): New.
1996
1997 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
1998
1999         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2000         * graphite-poly.h: Fix some comments.
2001         (pdr_dim): New.
2002         (pdr_scop): New.
2003
2004 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2005
2006         * graphite-poly.h
2007         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2008         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2009         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2010         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2011         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2012         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2013         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2014         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2015         * graphite-clast-to-gimple.c: Same.
2016         * graphite-dependences.c: Same.
2017         * graphite-poly.c: Same.
2018         * graphite-sese-to-poly.c: Same.
2019
2020 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2021
2022         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2023         expressions for an IV rename, as returned by clast_to_gcc_expression.
2024         (copy_renames): Rename new_name to expr.
2025         * sese.c (debug_rename_elt): Same.
2026         (get_rename): Same.
2027         (set_rename): Same.
2028         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2029         the information from the rename map.
2030         (rename_variables_in_stmt): Same.
2031         (add_loop_exit_phis): Rename new_name to expr.
2032         (insert_loop_close_phis): Same.
2033         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2034         * sese.h (struct rename_map_elt): Rename new_name to expr.
2035         (new_rename_map_elt): Same.
2036
2037 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2038
2039         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2040         * sese.c (set_rename): Make it extern.
2041         * sese.h (set_rename): Declared.
2042
2043 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2044
2045         * graphite-poly.c (extend_scattering): Free values.
2046         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2047         Free iterators.
2048         (ppl_print_powerset_matrix): Same.
2049         * graphite-scop-detection.c (free_scops_1): New.
2050         (limit_scops): Call free_scops_1.
2051         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2052         (build_poly_dr): Free PPL coefficients.
2053         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2054
2055 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2056
2057         * graphite-dependences.c: New.
2058         * graphite-data-ref.c: Removed.
2059         * graphite-data-ref.h: Removed.
2060         * Makefile.in (graphite-data-ref.o): Removed.
2061         (graphite-dependences.o): Added.
2062         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2063         * graphite-poly.c: Same.
2064         Move the data dependence testing to graphite-dependences.c.
2065
2066 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2067
2068         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2069         from graphite_cannot_represent_loop. Code refactored.
2070         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2071
2072 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2073
2074         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2075         Cover all the testcases (not only the filtered ones).
2076
2077 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2078
2079         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2080         unnecessary check. Update comments. Move check for REAL_TYPE here.
2081         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2082         done in (stmt_simple_for_scop_p).
2083
2084 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2085
2086         * graphite.c (print_global_statistics): New.
2087         (print_graphite_scop_statistic): New.
2088         (print_graphite_statistics): New.
2089         (graphite_initialize, graphite_transform_loops): Print statistics.
2090         * graphite-scop-detection (build_scops): Print statistics.
2091         (print_graphite_scop_statistics): New.
2092         (print_graphite_statistics): New.
2093
2094 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2095
2096         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2097         (debug_clast_name_index): Removed.
2098         (debug_clast_name_indexes_1): Removed.
2099         (debug_clast_name_indexes): Removed.
2100         (clast_name_index_elt_info): Removed.
2101         (eq_clast_name_indexes): Removed.
2102         (clast_name_to_index): Removed.
2103         (new_clast_name_index): Removed.
2104         (save_clast_name_index): Removed.
2105         (save_var_name): Moved...
2106         (init_sese_params_index): Removed.
2107         (clast_name_to_gcc): Remove use of name_tree.
2108         (initialize_cloog_names): Same.
2109         (gloog): Do not call init_sese_params_index.
2110         * graphite-sese-to-poly.c (save_var_name): ...here.
2111         (parameter_index_in_region): New.
2112         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2113         (parameter_index_in_region): Removed.
2114         (is_parameter): Remove use of name_tree.
2115         * sese.h (struct name_tree): Removed.
2116         (struct sese): Remove use of name_tree.  New field params_names.
2117         (SESE_PARAMS_NAMES): New.
2118         (SESE_PARAMS): Remove duplicate.
2119         (parameter_index_in_region): Removed.
2120         (sese_nb_params): Remove use of name_tree.
2121         (struct clast_name_index): New.
2122         (new_clast_name_index): New.
2123         (clast_name_to_index): New.
2124         (save_clast_name_index): New.
2125         (debug_clast_name_index): New.
2126         (debug_clast_name_indexes_1): New.
2127         (debug_clast_name_indexes): New.
2128         (clast_name_index_elt_info): New.
2129         (eq_clast_name_indexes): New.
2130
2131 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2132
2133         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2134         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2135         (graphite_loop_normal_form): Do not pass region.  Do not
2136         initialize SESE_OLDIVS.
2137         (build_graphite_loop_normal_form): Update call to
2138         graphite_loop_normal_form.
2139         * sese.c (debug_oldivs): Removed.
2140         (new_sese): Do not initialize SESE_OLDIVS.
2141         (free_sese): Do not free SESE_OLDIVS.
2142         (oldiv_for_loop): Removed.
2143         * sese.h (struct sese): Remove old_ivs.
2144         (SESE_OLDIVS): Removed.
2145         (oldiv_for_loop): Removed.
2146
2147 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2148
2149         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2150         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2151         replaced by a call to newivs_to_depth_to_newiv.
2152         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2153         (clast_to_gcc_expression_red): Same.
2154         (gcc_type_for_clast_expr): Same.
2155         (gcc_type_for_clast_eq): Same.
2156         (graphite_translate_clast_equation): Same.
2157         (graphite_create_guard_cond_expr): Same.
2158         (graphite_create_new_guard): Same.
2159         (graphite_create_new_loop): Same.
2160         (build_iv_mapping): Same.
2161         (translate_clast): Same.
2162         (gloog): Same.
2163         (loop_iv_stack_patch_for_consts): Removed.  *
2164         sese.c (iv_stack_entry_is_constant): Removed.
2165         (iv_stack_entry_is_iv): Removed.
2166         (loop_iv_stack_push_iv): Removed.
2167         (loop_iv_stack_insert_constant): Removed.
2168         (loop_iv_stack_pop): Removed.
2169         (loop_iv_stack_get_iv): Removed.
2170         (loop_iv_stack_get_iv_from_name): Removed.
2171         (debug_loop_iv_stack): Removed.
2172         (free_loop_iv_stack): Removed.
2173         (loop_iv_stack_remove_constants): Removed.  *
2174         sese.h (iv_stack_entry_kind): Removed.
2175         (iv_stack_entry_data_union): Removed.
2176         (iv_stack_entry_struct): Removed.
2177         (iv_stack_entry_p): Removed.
2178         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2179         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2180         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2181         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2182         (gbb_loop_at_index): Fix indenting.
2183         (gbb_loop_index): Removed.
2184
2185 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2186
2187         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2188         Call clast_name_to_index.
2189
2190 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2191
2192         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2193         do not pass params.  Get params from SESE_PARAMS.
2194         (clast_to_gcc_expression): Same.
2195         (clast_to_gcc_expression_red): Same.
2196         (gcc_type_for_clast_eq): Same.
2197         (graphite_translate_clast_equation): Same.
2198         (graphite_create_new_loop): Same.
2199         * sese.c (rename_variables_in_stmt): Fix comment.
2200
2201 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2202
2203         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2204         newivs_index.
2205         Call save_clast_name_index.
2206         (translate_clast): Pass newivs_index.
2207         (gloog): Create and free newivs_index.
2208
2209 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2210
2211         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2212         (clast_name_index_p): New type.
2213         (debug_clast_name_index): New.
2214         (debug_clast_name_indexes_1): New.
2215         (debug_clast_name_indexes): New.
2216         (clast_name_index_elt_info): New.
2217         (eq_clast_name_indexes): New.
2218         (clast_name_to_index): New.
2219         (new_clast_name_index): New.
2220         (save_clast_name_index): New.
2221         (init_sese_params_index): New.
2222         (gloog): Call init_sese_params_index.
2223         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2224         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2225         (free_sese): Free SESE_PARAMS_INDEX.
2226         * sese.h (struct sese): Add params_index.
2227         (SESE_PARAMS_INDEX): New.
2228
2229 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2230
2231         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2232         (graphite_create_new_loop): Pass the newivs vector.  Push the
2233         newly created IV to newivs.
2234         (translate_clast): Pass the newivs vector.
2235         (gloog): Create and destroy the newivs vector.
2236
2237 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2238
2239         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2240         (graphite_loop_normal_form): Initialize loop->aux with the unique
2241         IV that has been created.
2242
2243 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
2244
2245         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2246         scev with parameters in the base part. They where forbidden
2247         exidently.
2248
2249 2009-05-11  Li Feng  <nemokingdom@gmail.com>
2250
2251         * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2252         compile options by file names.
2253         * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2254         * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2255         * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2256         * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2257
2258 2009-05-08  Li Feng <nemokingdom@gmail.com>
2259
2260         * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2261         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2262         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2263         * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2264
2265 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2266
2267         * graphite-scop-detection (build_scops_1): Fix little bug introduced
2268         by final cleanup.
2269
2270 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
2271
2272         * graphite-scop-detection.c (graphite_can_represent_scev): Only
2273         allow integer constant strides.
2274         (graphite_can_represent_expr): Depend on outermost_loop.
2275         (stmt_simple_memref_p, graphite_cannot_represent_loop,
2276         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2277         build_scops_1): Same.
2278         (scopdet_basic_block_info): Same and insert layered SCoP
2279         detection.
2280         (try_generate_gimple_bb): Cleanup.
2281         (build_scops): Enable data references.
2282
2283         * testsuite/gcc.dg/graphite/id-5.c: New.
2284         * testsuite/gcc.dg/graphite/id-9.c: New.
2285         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2286         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2287
2288 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2289
2290         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2291         that we have not yet built for this SCoP.
2292
2293 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2294
2295         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2296         for complex numbers.
2297
2298 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
2299
2300         * graphite-ppl.c: Fix build if cloog is not available.
2301
2302 2009-05-04  Li Feng  <nemokingdom@gmail.com>
2303
2304         * tree-parloops.c (loop_parallel_p): Remove construction of
2305         NITER and REDUCTION_LIST.
2306         (try_get_loop_niter): New.
2307         (try_create_reduction_list): New.
2308         (parallelize_loops): Bypass the failed checkings in autopar
2309         when can_be_parallel in loop structure is set to true.
2310
2311 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2312
2313         * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2314         * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2315
2316 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2317
2318         * graphite-scop-detection.c (stmt_simple_for_scop_p):
2319         Enable EQ_EXPR and NE_EXPR again.
2320
2321 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2322
2323         * graphite-scop-detection.c (graphite_can_represent_scev):
2324         Add check if scev is affine multivariate.
2325         (harmful_stmt_in_bb): Check if we can represent the conditions.
2326         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2327         harmful_stmt_in_bb.
2328         * testsuite/gcc.dg/graphite/id-7.c: New.
2329
2330 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
2331
2332         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2333         Check all bbs in region, not only the bbs that are represented in
2334         GRAPHITE.
2335         (build_poly_scop): Add newline.
2336         * testsuite/gcc.dg/graphite/id-8.c: New.
2337
2338 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2339
2340         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2341         when loop initialize.
2342         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2343         * common.opt: Declare flag_graphite_force_parallel.
2344         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2345         loop parallel.
2346         * graphite-poly.c (apply_poly_transforms): Introduce
2347         flag_graphite_force_parallel.
2348         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2349         * toplev.c (process_options): ditto and replace a not correctly
2350         encoded space.
2351
2352 2009-04-30  Li Feng  <nemokingdom@gmail.com>
2353
2354         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2355         Change the call of gbb_loop_at_index and/or gbb_loop_index due
2356         to the redefinition.
2357         (compute_cloog_iv_types_1): ditto.
2358         (build_iv_mapping): ditto.
2359         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2360         initialization.
2361         (free_gimple_bb): Removed GBB_LOOPS related free part.
2362         (build_bb_loops): Removed.
2363         * sese.h (struct gimple_bb): Removed loops.
2364         (GBB_LOOPS): Removed.
2365         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2366         (gbb_loop_index): ditto.
2367
2368 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2369
2370         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2371         allow non constant strides.
2372         * testsuite/gcc.dg/graphite/scop-20.c: New.
2373
2374 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2375
2376         * graphite-scop-detection.c (dot_all_scops): Fix system call
2377         return value warning.
2378         (dot_scop): Same.
2379
2380 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2381
2382         * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2383         * testsuite/gcc.dg/graphite/scop-3.c: Same.
2384
2385 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2388         build_pairwise_constraint, dr_equality_constraints,
2389         build_pairwise_scheduling_equality,
2390         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2391         build_lexicographically_gt_constraint, dependence_polyhedron,
2392         graphite_legal_transform_dr, graphite_legal_transform_bb,
2393         graphite_legal_transform): New.
2394         * graphite-poly.h (graphite_legal_transform): Declared.
2395         * graphite-sese-to-poly.c (build_poly_scop): Call to
2396         graphite_legal_transform is disabled for the moment.
2397
2398 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2399
2400         * graphite-poly.h (pbb_nb_scattering_dims): New.
2401         (pbb_nb_scattering): Use it.
2402
2403 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2404
2405         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2406         Pointset_Powerset version of ppl_insert_dimensions.
2407         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2408
2409 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2410
2411         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2412
2413 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2414
2415         * graphite-poly.h: Fix comment.
2416
2417 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
2418
2419         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2420
2421 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2422
2423         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2424         statements.
2425
2426 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2427
2428         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2429         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2430         conditions.
2431
2432 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
2433
2434         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2435         handle EQ_EXPR and NE_EXPR.
2436
2437 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2438
2439         * graphite-poly.h (poly_dr): Fix comment.
2440
2441 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2442             Tobias Grosser  <grosser@fim.uni-passau.de>
2443
2444         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2445         with a zero dimension polyhedron.
2446         (find_scop_parameters): Move the call to scop_set_nb_params here.
2447         (build_loop_iteration_domains): Store in loop->aux the iteration
2448         domain polyhedron.
2449         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2450         by any loop in scop.
2451         (build_poly_scop): Do not call scop_set_nb_params.
2452
2453 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
2454             Tobias Grosser  <grosser@fim.uni-passau.de>
2455
2456         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2457         add_condition_to_domain not GT_EXPR.
2458
2459 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2460
2461         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2462         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2463         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2464         upper_bound_assign to calculate unions.
2465         * testsuite/gcc.dg/graphite/id-6.c: New.
2466
2467 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2468
2469         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2470         handle abnormal edges.
2471
2472 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2473
2474         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2475         (free_poly_bb): Also free poly_drs.
2476         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2477         (poly_dr): Polyhedron to Pointset_Powerset.
2478         (pdr_accessp_nb_subscripts): Same.
2479         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2480         poly_drs.
2481
2482 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2483
2484         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2485         names into more meaningful names.
2486
2487 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2488
2489         * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2490         * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2491
2492 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2493
2494         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2495         the reduction_list.
2496         * tree-parloops.c (rewrite_phi_with_iv): New.
2497         (rewrite_all_phi_nodes_with_iv): New.
2498         (canonicalize_loop_ivs): Call them.
2499
2500 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2501
2502         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2503         graphite_find_data_references_in_stmt.
2504         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2505         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2506
2507 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2508
2509         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2510
2511 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2512
2513         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2514         instead of bb_in_region.
2515         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
2516         (build_sese_conditions): Use flag_bb_in_sese.
2517         * sese.c (register_bb_in_sese): Removed.
2518         (new_sese): Remove initialization of SESE_REGION_BBS.
2519         (free_sese): Do not free SESE_REGION_BBS.
2520         * sese.h (struct sese): Remove field region_basic_blocks.
2521         (SESE_REGION_BBS): Removed.
2522         (bb_in_sese_p): Implement in function of bb_in_region.
2523
2524 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
2525
2526         * graphite-scop-detection.c (limit_scops): Deal only with single exit
2527         loops.
2528
2529 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2530
2531         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2532         and EQ_EXPR.
2533         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2534         (add_condition_to_domain): New.
2535         (add_condition_to_pbb): New.
2536         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2537         * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2538
2539 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2540
2541         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2542         ppl_Pointset_Powerset.
2543         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2544         * graphite-poly.h (poly_bb): poly_bb.domain Same.
2545         (pbb_nb_loops): Same.
2546         * graphite-sese-to-poly.c (build_loop_iteration_domains,
2547         add_conditions_to_domain): Same.
2548         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2549         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2550         ppl_const_Polyhedron_t.
2551         (ppl_print_powerset_matrix): New.
2552         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2553         ppl_print_powerset_matrix): New.
2554         (ppl_print_polyhedron_matrix): Updated.
2555
2556 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2557
2558         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2559
2560 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
2561
2562         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
2563         (print_iteration_domains, debug_iteration_domain,
2564         debug_iteration_domains): New.
2565         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2566         debug_iteration_domains): Declared.
2567         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2568         indenting.
2569
2570 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
2571             Sebastian Pop  <sebastian.pop@amd.com>
2572
2573         * graphite-poly.h (print_iteration_domain): New.
2574         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2575         (build_sese_conditions_1, build_sese_conditions_after,
2576         build_sese_conditions_before): New.
2577         (build_sese_conditions): Rewritten.
2578
2579 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2580             Tobias Grosser  <grosser@fim.uni-passau.de>
2581
2582         Cleanup of code generation liveouts.
2583         * graphite-clast-to-gimple.c (translate_clast): Use a single
2584         rename_map instead of one per translated statement.
2585         Do not use SESE_LIVEOUT_RENAMES.
2586         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2587         (gloog): Do not use SESE_LIVEOUT_RENAMES.
2588         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2589         phi node of a reduction: when a loop contains a reduction used outside
2590         the loop, there should be a scalar close phi node on the exit block.
2591         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2592         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2593         (free_sese): Do not free them.
2594         (sese_build_liveouts_use): Do not use them.
2595         (sese_build_liveouts_bb): Same.
2596         (sese_build_liveouts): Same.
2597         (sese_insert_phis_for_liveouts): Same.
2598         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
2599         (defined_in_loop_p): New.
2600         (alive_after_loop): New.
2601         (close_phi_not_yet_inserted_p): New.
2602         (struct alep, alep_p): New.
2603         (add_loop_exit_phis): Remove from the rename_map all the names defined
2604         in the code generated loop.
2605         (insert_loop_close_phis): Traverse the rename_map passed to it.
2606         Don't use SESE_LIVEOUT_RENAMES.
2607         (default_liveout_before_guard): Renamed default_before_guard.
2608         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2609         (graphite_copy_stmts_from_block): Do not directly call set_rename.
2610         (register_sese_liveout_renames): Removed.
2611         (copy_bb_and_scalar_dependences): Do not call it.
2612         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2613         reduction_list.
2614         (SESE_LIVEOUT): Removed.
2615         (SESE_LIVEOUT_RENAMES): Removed.
2616         (SESE_REDUCTION_LIST): Removed.
2617         (sese_build_liveouts): Removed.
2618         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2619         (insert_loop_close_phis): Pass a htab_t instead of a sese.
2620         (insert_guard_phis): Same.
2621         (rename_map_elt): Declare a VEC of them.
2622         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2623         trees not pointers to trees.
2624
2625         Rewrite in canonical close SSA form:
2626         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2627         (limit_scops): Close the scop after the block containing the close phi
2628         nodes.
2629         (canonicalize_loop_closed_ssa): New.
2630         (canonicalize_loop_closed_ssa_form): New.
2631         (build_scops): Call canonicalize_loop_closed_ssa_form.
2632
2633         * graphite-sese-to-poly.c: Fix typos.
2634
2635 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
2636
2637         * graphite-poly.c (print_scattering_function, print_pbb_domain):
2638         Extended.
2639         (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2640         (print_pbb): Add conditions.
2641
2642 2009-04-01  Tobias Grosser  <grosser@fim.uni-passau.de>
2643             Sebastian Pop  <sebastian.pop@amd.com>
2644
2645         * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2646         * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2647         (build_scop_bbs_1): New.
2648         (build_scop_bbs): Rewrite.
2649         * sese.h (bb_in_region): New.
2650
2651 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2652
2653         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2654         poly_drs vector.
2655         (print_scop): Style.
2656         * graphite-poly.h (poly_bb): Add drs vector.
2657         (PBB_DRS): Add accessor.
2658         * graphite-sese-to-poly.c (build_poly_dr): New.
2659         (build_pbb_drs, build_scop_drs): New.
2660         (build_poly_scop): call build_scop_drs (Disabled at the moment).
2661
2662 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2663
2664         * tree-ssa-loop.c: Include forgotten toplev.h
2665
2666 2009-03-29  Tobias Grosser  <grosser@fim.uni-passau.de>
2667
2668         * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2669         * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2670         * testsuite/gcc.dg/graphite/pr37928.c: Same
2671         * testsuite/gcc.dg/graphite/pr38409.c: Same
2672         * testsuite/gcc.dg/graphite/pr38498.c: Same
2673         * testsuite/gcc.dg/graphite/pr38559.c: Same
2674         * testsuite/gcc.dg/graphite/pr39335.c: Same
2675         * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2676         * testsuite/gfortran.dg/graphite/block-2.f: Same
2677         * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2678         with -floop-*.
2679
2680 2009-03-28  Tobias Grosser  <grosser@fim.uni-passau.de>
2681
2682         * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2683         build_access_matrix, build_scop_data_accesses): Remove access function
2684         building. (We get a new version soon).
2685         (build_bb_loops, scan_tree_for_params_right_scev): Update.
2686         * sese.h (nb_loops_around_loop_in_sese): Remove.
2687         (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2688
2689 2009-03-27  Tobias Grosser  <grosser@fim.uni-passau.de>
2690             Sebastian Pop  <sebastian.pop@amd.com>
2691
2692         * graphite-scop-detection.c (struct scopdet_info): Rename last
2693         field to exit.
2694         (scopdet_basic_block_info, build_scops_1): Don't use
2695         CDI_POST_DOMINATORS.  CDI_POST_DOMINATORS should never be used.
2696
2697 2009-03-26  Tobias Grosser  <grosser@fim.uni-passau.de>
2698             Sebastian Pop  <sebastian.pop@amd.com>
2699
2700         * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2701         * sese.c (sese_build_liveouts_use): Renamed from
2702         sese_build_livein_liveouts_use. Remove liveins.
2703         (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2704         Call sese_build_liveouts_use.
2705         (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2706         Call sese_build_liveouts_bb.
2707         (new_sese, free_sese): Remove liveins.
2708         (sese_add_exit_phis_var): Deleted.
2709         (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2710         directly.
2711         (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2712
2713         * sese.h (sese): Remove num_ver and livein.
2714         (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2715
2716 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2717
2718         * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2719
2720 2009-03-25  Tobias Grosser  <grosser@fim.uni-passau.de>
2721
2722         * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2723         (build_scop_scattering): Do not use compare_prefix_loops any more.
2724         (nb_common_loops): New.
2725
2726 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2727
2728         * sese.c (get_new_name_from_old_name): Renamed get_rename.
2729         (register_old_and_new_names): Renamed set_rename.
2730
2731 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2732
2733         * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2734         of the decl from the previous commit.
2735
2736 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2737
2738         * graphite-scop-detection.c (dot_scop): New.
2739         * graphite-scop-detection.h (dot_scop): Declared.
2740
2741 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2742
2743         * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2744
2745 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2746
2747         * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2748         condition at the end of the loop.
2749         * graphite.c (graphite_initialize, graphite_finalize): Print to
2750         dump_file the compiled function.
2751         * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2752         of create_empty_loop_on_edge.
2753         (translate_clast): Update the code generation of loops for the new
2754         shape of loops.
2755         * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2756
2757 2009-03-24  Sebastian Pop  <sebastian.pop@amd.com>
2758
2759         Reverted the patch from 2009-03-19.
2760
2761 2009-03-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2762
2763         * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2764         poly_drs vector.
2765         (print_scop): Style.
2766         * graphite-poly.h (poly_bb): Add drs vector.
2767         (PBB_DRS): Add accessor.
2768         * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2769         (build_access_matrix_with_af, build_access_matrix,
2770         build_scop_data_accesses): Delete.
2771         (build_poly_dr): New.
2772         (build_pbb_drs, build_scop_drs): New.
2773         (build_poly_scop): call build_scop_drs.
2774
2775 2009-03-13  Sebastian Pop  <sebastian.pop@amd.com>
2776
2777         * graphite-scop-detection.c (dot_all_scops_1): Close the table
2778         once per basic block.
2779
2780 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2781
2782         * graphite-scop-detection.c (graphite_can_represent_scev): New.
2783         (graphite_can_represent_expr): Renamed from loop_affine_expr
2784         and enhanced.
2785         (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2786         (graphite_cannot_represent_loop): Add scop_entry to parameters.
2787         (scopdet_basic_block_info): Actually define entry_block.
2788         (stmt_simple_memref_p): Moved here from ...
2789
2790         * tree-data-ref.c (stmt_simple_memref_p): here.
2791         * tree-data-ref.h (stmt_simple_memref_p): Removed.
2792
2793 2009-03-13  Tobias Grosser  <grosser@fim.uni-passau.de>
2794
2795         * testsuite/gcc.dg/graphite/id-4.c: New.
2796
2797 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2798
2799         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2800         (register_old_and_new_names): Update the content of the map.
2801         When there was already a rename_map_elt in the map at that
2802         location, free it.
2803         (copy_bb_and_scalar_dependences): Do rename_variables after
2804         expand_scalar_variables.
2805         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2806         of the map.  When there was already a rename_map_elt in the
2807         map at that location, free it.
2808         (translate_clast): Pass the rename_map.  Do not initialize and free
2809         a rename_map per stmt_user.
2810         (gloog): Initialize and free one rename_map and pass it to
2811         translate_clast.
2812
2813 2009-03-12  Sebastian Pop  <sebastian.pop@amd.com>
2814
2815         * sese.c (expand_scalar_variables_stmt,
2816         expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2817         parameter.
2818         (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2819         (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2820         the gimple_stmt_iterator of the statement to be expanded.
2821         * graphite-scop-detection.c (is_simple_operand): Do handle
2822         REALPART_EXPR.
2823
2824 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2825
2826         * graphite-scop-detection.c (is_simple_operand): Do not handle
2827         REALPART_EXPR.
2828         * testsuite/gcc.dg/graphite/id-2.c: New.
2829
2830         * graphite-sese-to-poly.c (build_bb_loops,
2831         add_value_to_dim, scan_tree_for_params_right_scev,
2832         scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2833         find_params_in_bb, build_loop_iteration_domains,
2834         add_conditions_to_domain): Remove subtract.
2835
2836 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2837
2838         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2839         build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2840         pbb_loop_at_index -> gbb_loop_at_index.
2841         * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2842         (debug_loop_vec): Delete.
2843         * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2844         pointer.  Move LOOPS to gimple_bb_p and insert nb_params.
2845         (PBB_LOOPS): Removed.
2846         (PBB_BLACK_BOX): Insert cast.
2847         (pbb_set_black_box): New setter.
2848         (pbb_loop_at_index, pbb_loop_index): Removed.
2849         (scop_set_region, scop_set_nb_params): New.
2850         * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2851         build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2852         (build_poly_scop): Use scop_set_nb_params.
2853         * sese.h (gimple_bb): Add LOOPS.
2854         (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2855
2856 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2857
2858         Revert previous commit.
2859
2860 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2861
2862         * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2863         (register_old_and_new_names): Update the content of the map.
2864         When there was already a rename_map_elt in the map at that
2865         location, free it.
2866         (copy_bb_and_scalar_dependences): Do rename_variables after
2867         expand_scalar_variables.
2868         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2869         of the map.  When there was already a rename_map_elt in the
2870         map at that location, free it.
2871         (translate_clast): Pass the rename_map.  Do not initialize and free
2872         a rename_map per stmt_user.
2873         (gloog): Initialize and free one rename_map and pass it to
2874         translate_clast.
2875
2876 2009-03-11  Tobias Grosser  <grosser@fim.uni-passau.de>
2877
2878         Remove forgotten line in revert.
2879
2880 2009-03-11  Sebastian Pop  <sebastian.pop@amd.com>
2881
2882         Revert previous commit.
2883
2884 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2885
2886         * sese.c (register_old_and_new_names): Update the content
2887         of the map.  When there was already a rename_map_elt in the
2888         map at that location, free it.
2889         (copy_bb_and_scalar_dependences): Do rename_variables after
2890         expand_scalar_variables.
2891         * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2892         of the map.  When there was already a rename_map_elt in the
2893         map at that location, free it.
2894         (translate_clast): Pass the rename_map.  Do not initialize and free
2895         a rename_map per stmt_user.
2896         (gloog): Initialize and free one rename_map and pass it to
2897         translate_clast.
2898
2899 2009-03-10  Sebastian Pop  <sebastian.pop@amd.com>
2900
2901         * graphite-clast-to-gimple.c (translate_clast): context_loop
2902         is never NULL.
2903
2904 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2905             Sebastian Pop  <sebastian.pop@amd.com>
2906
2907         * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2908         of the use of ppl_Polyhedron_map_space_dimensions.
2909
2910 2009-03-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2911             Sebastian Pop  <sebastian.pop@amd.com>
2912
2913         * graphite-poly.c (unify_scattering_dimensions): Fix types.
2914         * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2915         PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2916         pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2917         pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2918         pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2919         pbb_nb_params): New.
2920         (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2921         nb_loops_around_pbb): Adapt return types.
2922
2923 2009-03-09  Tobias Grosser  <grosser@fim.uni-passau.de>
2924
2925         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2926         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2927         graphite-scop-detection.o, graphite-poly.o): Add
2928         more headers.
2929
2930 2009-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
2931
2932         * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2933         graphite-clast-to-gimple.o,  graphite-data-ref.o,
2934         graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2935
2936 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2937
2938         * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2939         * testsuite/gcc.dg/graphite/pr37828.c: Same.
2940         * testsuite/gcc.dg/graphite/pr37684.c: Same.
2941         * testsuite/gcc.dg/graphite/block-0.c: Same.
2942         * testsuite/gcc.dg/graphite/block-1.c: Same.
2943         * testsuite/gcc.dg/graphite/block-2.c: Same.
2944         * testsuite/gcc.dg/graphite/block-3.c: Same.
2945         * testsuite/gcc.dg/graphite/block-4.c: Same.
2946         * testsuite/gcc.dg/graphite/block-5.c: Same.
2947         * testsuite/gcc.dg/graphite/block-6.c: Same.
2948         * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2949         * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2950         * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2951         * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2952         * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2953         * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2954         * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2955         * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2956         * opts.c: Remove -floop-block from -O2.
2957         * graphite-poly.c: Fail if -floop-block -floop-interchange or
2958         -floop-strip-mine are used.
2959
2960 2009-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
2961             Sebastian Pop  <sebastian.pop@amd.com>
2962
2963         * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2964         dimensions.
2965         * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2966         graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2967         strip_mine_profitable_p, is_interchange_valid,
2968         graphite_trans_bb_block, graphite_trans_loop_block,
2969         graphite_trans_scop_block): Temporary removed.
2970         (extend_scattering, unify_scattering_dimensions): New.
2971         (print_scattering_function, graphite_read_transforms):
2972         PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2973         (graphite_generate_scattering_fns): Removed.
2974         (apply_poly_transforms): Cleanup.
2975         (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2976         (schedule_to_scattering): Moved.
2977         (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2978         (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2979         (pbb_nb_scattering): New.
2980         (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2981         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2982         Removed.
2983         * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2984         shift_poly.
2985         (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2986         * graphite-scop-detection.c (dot_all_scops_1):  PBB_SCATTERING
2987         -> PBB_TRANSFORMED_SCATTERING.
2988         * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2989         (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2990         (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2991         (check_poly_representation): Do not return bool.
2992         (graphite_transform_loops): Reformat.
2993         * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2994
2995 2009-03-04  Sebastian Pop  <sebastian.pop@amd.com>
2996
2997         * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2998         debug_pbb_domain, debug_pbb, debug_scop): New.
2999         * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3000         debug_pbb_domain, debug_pbb, debug_scop): Declared.
3001
3002 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3003
3004         PR middle-end/39335
3005         * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3006         when the type precision of the induction variable should be
3007         larger than the type precision of nit.
3008         (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3009         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3010         * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3011
3012         * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3013         * testsuite/gcc.dg/graphite/pr39335.c: New.
3014
3015 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3016
3017         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3018         SSA_NAMES not struct reduction_info.
3019
3020 2009-03-02  Sebastian Pop  <sebastian.pop@amd.com>
3021
3022         * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3023
3024 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3025             Tobias Grosser  <grosser@fim.uni-passau.de>
3026
3027         * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3028         (free_sese): Free SESE_REDUCTION_LIST.
3029         * sese.h (struct sese): Add field reduction_list.
3030         (SESE_REDUCTION_LIST): New.
3031         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3032         canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3033
3034 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3035             Tobias Grosser  <grosser@fim.uni-passau.de>
3036
3037         * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3038         of loop_p.
3039
3040 2009-02-27  Sebastian Pop  <sebastian.pop@amd.com>
3041             Tobias Grosser  <grosser@fim.uni-passau.de>
3042
3043         * tree-parloops.c (struct brli, build_reduction_list_info,
3044         analyze_reduction_list, gather_scalar_reductions): New.
3045         (loop_parallel_p): Build a reduction list containing only
3046         PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3047         (gen_parallel_loop): Call the analysis analyze_reduction_list.
3048         (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3049         * tree-flow.h (gather_scalar_reductions): Declared.
3050
3051 2009-02-26  Sebastian Pop  <sebastian.pop@amd.com>
3052
3053         PR middle-end/39308
3054         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3055         number_of_iterations_exit from a gcc_assert.
3056
3057 2009-02-25  Sebastian Pop  <sebastian.pop@amd.com>
3058             Jan Sjodin  <jan.sjodin@amd.com>
3059
3060         * output.h (graphite_out_file, graphite_in_file): Declared.
3061         * toplev.c (graphite_out_file, graphite_in_file): New.
3062         (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3063         * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3064         Don't call schedule_to_scattering.
3065         * common.opt (fgraphite-write, fgraphite-read): New.
3066         * graphite-poly.c: Include output.h.
3067         (print_scattering_function, print_scattering_functions,
3068         debug_scattering_function, debug_scattering_functions,
3069         graphite_write_transforms, graphite_read_transforms,
3070         graphite_generate_scattering_fns): New.
3071         (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3072         Call graphite_generate_scattering_fns, graphite_write_transforms,
3073         graphite_read_transforms.
3074         (new_poly_bb): Initialize PBB_SCATTERING.
3075         (free_poly_bb): Free PBB_SCATTERING.
3076         (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3077         * graphite-poly.h (struct poly_bb): Add field scattering.
3078         (PBB_SCATTERING): New.
3079         (print_scattering_function, print_scattering_functions,
3080         debug_scattering_function, debug_scattering_functions): Declared.
3081         * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3082         GMP values, not integers!
3083         (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3084         ppl_read_polyhedron_matrix): New.
3085         * graphite-ppl.h (ppl_print_polyhedron_matrix,
3086         debug_ppl_polyhedron_matrix,
3087         ppl_read_polyhedron_matrix): Declared.
3088         * Makefile.in (graphite-poly.o): Depends on output.h.
3089
3090 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3091             Tobias Grosser  <grosser@fim.uni-passau.de>
3092
3093         Revert this change:
3094         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3095         scalar evolutions in the scop_entry->loop_father.
3096
3097 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3098             Tobias Grosser  <grosser@fim.uni-passau.de>
3099
3100         * graphite.h (ref_nb_loops): Remove declaration.
3101         (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3102         GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3103         debug_gbb): Moved to sese.h.
3104         * sese.h: As said.
3105
3106 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3107             Tobias Grosser  <grosser@fim.uni-passau.de>
3108
3109         * graphite-data-ref.[ch]: Disable.
3110
3111 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3112             Tobias Grosser  <grosser@fim.uni-passau.de>
3113
3114         * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3115         scalar evolutions in the scop_entry->loop_father.
3116
3117 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3118
3119         * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3120         (graphite_cannot_represent_loop_niter): Renamed
3121         graphite_cannot_represent_loop.  Call nb_reductions_in_loop.
3122         (limit_scops): build_sese_loop_nests does not return a bool.
3123         * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3124         * sese.c (nb_reductions_in_loop): ... from here.
3125         (graphite_loop_normal_form): ... from here.
3126         (sese_record_loop): Does not fail, so does not return a bool.
3127         (build_sese_loop_nests): Same.
3128         * sese.h (build_sese_loop_nests): Update declaration.
3129         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3130         (build_graphite_loop_normal_form): New.
3131         (gloog): Call build_graphite_loop_normal_form.
3132         * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3133         build_sese_loop_nests.
3134
3135         * testsuite/gcc.dg/graphite/id-1.c: New.
3136
3137 2009-02-23  Sebastian Pop  <sebastian.pop@amd.com>
3138             Tobias Grosser  <grosser@fim.uni-passau.de>
3139
3140         * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3141         The SCoP detection fix is sufficient.
3142
3143 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3144
3145         PR tree-optimization/39260
3146         * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3147         the basic block contains a condition with a real type.
3148         * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3149
3150         * gcc.dg/graphite/pr39260.c: New.
3151
3152 2009-02-21  Sebastian Pop  <sebastian.pop@amd.com>
3153
3154         * graphite-poly.c: Inlcude params.h.
3155         (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3156         the size of a tile.
3157         * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3158         * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3159
3160 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3161             Tobias Grosser  <grosser@fim.uni-passau.de>
3162
3163         * graphite-scop-detection.c (dot_all_scops_1,
3164         dot_all_scops): Moved here.
3165         * graphite-scop-detection.h (dot_all_scops): Declared here.
3166         * graphite.c (graphite_initialize, graphite_finalize): New.
3167         (graphite_transform_loops): Cleaned up.
3168         * sese.c (debug_oldivs): Moved here.
3169         * graphite-poly.c (graphite_apply_transformations): Renamed
3170         apply_poly_transforms.
3171         (debug_loop_vec): Moved here.
3172         * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3173         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3174         find_scop_parameters, build_scop_iteration_domain,
3175         add_conditions_to_constraints, build_scop_canonical_schedules,
3176         build_scop_data_accesses): Now static.
3177         (build_poly_scop, check_poly_representation): New.
3178
3179 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3180
3181         * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3182         remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3183         build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3184         build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3185         scan_tree_for_params_right_scev, scan_tree_for_params_int,
3186         scan_tree_for_params, struct irp_data, dx_record_params,
3187         find_params_in_bb, find_scop_parameters, gbb_from_bb,
3188         build_loop_iteration_domains, add_conditions_to_domain,
3189         phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3190         scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3191         build_sese_conditions, add_conditions_to_constraints,
3192         build_scop_iteration_domain, build_access_matrix_with_af,
3193         build_access_matrix,
3194         build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3195
3196         * graphite-sese-to-poly.c: New.
3197         * graphite-sese-to-poly.h: New.
3198
3199         * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3200
3201 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3202
3203         * graphite.c: Split graphite code generation to a new file.
3204         (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3205         max_precision_type, clast_to_gcc_expression_red,
3206         clast_to_gcc_expression, gcc_type_for_clast_expr,
3207         gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3208         graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3209         graphite_create_new_guard, clast_get_body_of_loop,
3210         gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3211         graphite_create_new_loop, build_iv_mapping, copy_renames,
3212         translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3213         compute_cloog_iv_types, free_scattering, save_var_name,
3214         initialize_cloog_names, build_scop_context, build_cloog_prog,
3215         set_cloog_options, debug_clast_stmt, scop_to_clast,
3216         print_generated_program, debug_generated_program,
3217         gloog): Moved to graphite-clast-to-gimple.c.
3218
3219         (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3220
3221         (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3222         loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3223         loop_iv_stack_pop, loop_iv_stack_get_iv,
3224         loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3225         free_loop_iv_stack, loop_iv_stack_remove_constants,
3226         debug_rename_elt, debug_rename_map_1, debug_rename_map,
3227         rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3228         debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3229         eq_ivtype_map_elts, sese_add_exit_phis_edge,
3230         sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3231         get_vdef_before_sese, sese_adjust_vphi,
3232         get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3233         oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3234         is_iv, expand_scalar_variables_ssa_name,
3235         expand_scalar_variables_expr, expand_scalar_variables_stmt,
3236         expand_scalar_variables, rename_variables, remove_condition,
3237         get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3238         add_loop_exit_phis, insert_loop_close_phis, struct igp,
3239         default_liveout_before_guard, add_guard_exit_phis,
3240         insert_guard_phis, register_old_and_new_names,
3241         graphite_copy_stmts_from_block, register_sese_liveout_renames,
3242         copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3243         if_region_set_false_region, create_if_region_on_edge,
3244         move_sese_in_condition): Moved to sese.c.
3245
3246         (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3247         if_region_exit, if_region_get_condition_block,
3248         struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3249         union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3250         iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3251         ivtype_map_elt, new_ivtype_map_elt,
3252         recompute_all_dominators): Moved to sese.h.
3253
3254         * graphite-clast-to-gimple.c: New.
3255         * graphite-clast-to-gimple.h: New.
3256         * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3257         * sese.c: Modified as said above.
3258         * sese.h: Same.
3259
3260 2009-02-20  Sebastian Pop  <sebastian.pop@amd.com>
3261
3262         * graphite.c: Split scop detection to a new file.
3263         (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3264         move_sd_regions, loop_affine_expr, exclude_component_ref,
3265         is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3266         graphite_cannot_represent_loop_niter, struct scopdet_info,
3267         scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3268         find_single_entry_edge, find_single_exit_edge,
3269         create_single_entry_edge, sd_region_without_exit,
3270         create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3271         create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3272         Moved to graphite-scop-detection.c.
3273
3274         * graphite-scop-detection.c: New.
3275         * graphite-scop-detection.h: New.
3276         * Makefile.in: Add new rule for graphite-scop-detection.o.
3277
3278         * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3279         tree-scalar-evolution.h.
3280         (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3281         build_sese_loop_nests): Moved here from graphite.c.
3282         (param_index): Renamed parameter_index_in_region.
3283
3284 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3285             Sebastian Pop  <sebastian.pop@amd.com>
3286
3287         * gcc.dg/graphite/block-0.c: Expected to fail now.
3288         * gcc.dg/graphite/block-1.c: Same.
3289         * gcc.dg/graphite/block-5.c: Same.
3290         * gcc.dg/graphite/block-6.c: Same.
3291
3292 2009-02-18  Tobias Grosser  <grosser@fim.uni-passau.de>
3293             Sebastian Pop  <sebastian.pop@amd.com>
3294
3295         * graphite.h: Separate from graphite_bb_p the polyhedral
3296         representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3297         (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3298         graphite-data-ref.h.
3299         (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3300         PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3301         pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3302         SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3303         SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3304         scop_nb_params): Moved to graphite-poly.h.
3305         * graphite-data-ref.c: Same.
3306         * graphite-data-ref.h: New.
3307         * graphite.c: Same.
3308         (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3309         graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3310         is_interchange_valid, graphite_trans_bb_block,
3311         graphite_trans_loop_block, scop_max_loop_depth,
3312         graphite_trans_scop_block, graphite_apply_transformations,
3313         new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3314         graphite-poly.c.
3315         * graphite-poly.h: New.
3316         * graphite-poly.c: New.
3317         * Makefile.in (OBJS-common): Add graphite-poly.o.
3318         (graphite-poly.o): New rule.
3319         * tree-data-ref.h (struct data_reference): Remove unused scop field.
3320         (DR_SCOP): Removed.
3321
3322 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3323             Tobias Grosser  <grosser@fim.uni-passau.de>
3324
3325         * graphite.c: Replace gb -> gbb.
3326         * graphite.h: Same.
3327         * graphite-data-ref.c: Same.
3328
3329 2009-02-18  Sebastian Pop  <sebastian.pop@amd.com>
3330             Tobias Grosser  <grosser@fim.uni-passau.de>
3331
3332         * Makefile.in (OBJS-commmon): Add sese.o.
3333         (sese.o): New.
3334         (graphite.o): Add sese.h.
3335         * graphite.c (bb_in_ss_p, loop_in_sese_p,
3336         sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3337         sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3338         Move to sese.
3339         (block_before_scop): Add missing return.
3340         (new_scop, free_scop): Remove SESE data structures.
3341         (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3342         find_scop_parameters, build_loop_iteration_domains,
3343         add_conditions_to_domain, register_scop_liveout_renames,
3344         copy_bb_and_scalar_dependences): Scop -> SESE.
3345
3346         (add_conditions_to_domain): SCoP -> SESE and remove check
3347         (scop_contains_non_iv_scalar_phi_nodes): New.
3348         (build_scop_conditions_1, build_scop_conditions): Remove check for
3349         non iv scalar phi nodes.
3350         (print_scop_statistics): New.
3351         (graphite_transform_loops): Cleanup.
3352
3353         * graphite.h: Move to sese & cleanup.
3354         * sese.c: New.
3355         * sese.h: New.
3356
3357 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3358             Tobias Grosser  <grosser@fim.uni-passau.de>
3359
3360         * graphite.c (build_scop_conditions_1): Conditions are only
3361         at the end of a basic block.
3362
3363 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3364             Tobias Grosser  <grosser@fim.uni-passau>
3365
3366         * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3367         field.
3368         (GBB_ALPHA): Removed.
3369
3370 2009-02-16  Sebastian Pop  <sebastian.pop@amd.com>
3371             Tobias Grosser  <grosser@fim.uni-passau.de>
3372
3373         * graphite-data-ref.c (graphite_test_dependence): Don't use
3374         GBB_DYNAMIC_SCHEDULE.
3375         * graphite.c (new_graphite_bb): Same.
3376         (free_graphite_bb): Same.
3377         (build_scop_dynamic_schedules): Removed.
3378         (graphite_transform_loops): Don't call it.
3379         * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3380         (GBB_DYNAMIC_SCHEDULE): Removed.