OSDN Git Service

Use sizetype instead of unsigned_type_node.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog.graphite
1 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
2
3         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
4         instead of unsigned_type_node.
5
6 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
7             Reza Yazdani  <reza.yazdani@amd.com>
8
9         PR middle-end/43065
10         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
11         on pointer type parameters.
12
13         * gcc.dg/graphite/run-id-4.c: New.
14
15 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
16
17         PR middle-end/43065
18         * gcc.dg/graphite/run-id-3.c: New.
19
20 2010-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
21             Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
22
23         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
24         handle conversions from pointer to integers.
25         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
26         induction variable, to be able to work with code generated by CLooG.
27         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
28         (build_poly_scop): Bail out if we cannot codegen a loop.
29
30 2010-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
31
32         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
33         code generation with gloog_error.
34
35 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
36
37         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
38         Call fold_convert on all the returned values.
39         (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
40         the type of the resulting expression.
41
42 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
43
44         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
45         ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
46         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
47
48 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
49
50         * graphite-dependences.c (map_into_dep_poly): Removed.
51         (dependence_polyhedron_1): Use combine_context_id_scat.
52
53 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
54
55         * graphite-poly.h (struct poly_scattering): Add layout documentation.
56         (struct poly_bb): Same.
57         (combine_context_id_scat): New.
58
59 2010-03-02  Sebastian Pop  <sebastian.pop@amd.com>
60
61         PR middle-end/42326
62         * sese.c (name_defined_in_loop_p): Return false for default
63         definitions.
64
65         * gcc.dg/graphite/pr42326.c: New.
66
67 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
68
69         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
70         and clean up the logic.
71
72 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
73
74         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
75         early return.
76
77 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
78
79         PR middle-end/43083
80         * graphite-scop-detection.c (create_single_exit_edge): Move
81         the call to find_single_exit_edge to....
82         (create_sese_edges): ...here.  Don't handle multiple edges
83         exiting the function.
84         (build_graphite_scops): Don't handle multiple edges
85         exiting the function.
86
87         * gcc.dg/graphite/pr43083.c: New.
88
89 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
90
91         PR middle-end/43097
92         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
93         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
94
95         * gfortran.dg/graphite/pr43097.f: New.
96
97 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
98             Manuel López-Ibáñez  <manu@gcc.gnu.org>
99
100         PR middle-end/43140
101         * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
102
103 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
104
105         PR middle-end/43026
106         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
107
108         * g++.dg/graphite/pr43026.C: New.
109
110 2010-02-13  Tobias Grosser  <grosser@fim.uni-passau.de>
111
112         * Merge from mainline (154736:156693).
113
114 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
115
116         PR middle-end/43012
117         * gcc.dg/graphite/pr43012.c: New.
118
119 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
120
121         * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
122 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
123
124         * g++.dg/graphite/pr42930.C: New.
125
126 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
127
128         PR middle-end/42930
129         * graphite-scop-detection.c (graphite_can_represent_scev): Call
130         graphite_can_represent_init for MULT_EXPR.
131
132 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
133
134         PR middle-end/42914
135         PR middle-end/42530
136         * graphite-sese-to-poly.c (remove_phi): New.
137         (translate_scalar_reduction_to_array): Call remove_phi.
138
139         * gcc.dg/graphite/pr42530.c: New.
140         * gcc.dg/graphite/pr42914.c: New.
141
142 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
143
144         PR middle-end/42771
145         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
146         * graphite-clast-to-gimple.h (gloog): Update declaration.
147         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
148         * graphite-poly.h (struct poly_bb): Add missing comments.
149         (struct scop): Add poly_scop_p field.
150         (POLY_SCOP_P): New.
151         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
152         * graphite.c (graphite_transform_loops): Build the polyhedral
153         representation for each scop before code generation.
154         * sese.c (rename_variables_in_operand): Removed.
155         (rename_variables_in_expr): Return the renamed expression.
156         (rename_sese_parameters): New.
157         * sese.h (rename_sese_parameters): Declared.
158
159         * gcc.dg/graphite/pr42771.c: New.
160
161 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
162
163         * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
164         return 0 from main.
165         * gcc.dg/graphite/block-1.c: Same.
166         * gcc.dg/graphite/block-3.c: Same.
167         * gcc.dg/graphite/block-4.c: Same.
168         * gcc.dg/graphite/block-5.c: Same.
169         * gcc.dg/graphite/block-6.c: Same.
170         * gcc.dg/graphite/block-7.c: Same.
171         * gcc.dg/graphite/interchange-0.c: Same.
172         * gcc.dg/graphite/interchange-1.c: Same.
173         * gcc.dg/graphite/interchange-10.c: Same.
174         * gcc.dg/graphite/interchange-11.c: Same.
175         * gcc.dg/graphite/interchange-12.c: Same.
176         * gcc.dg/graphite/interchange-2.c: Same.
177         * gcc.dg/graphite/interchange-3.c: Same.
178         * gcc.dg/graphite/interchange-4.c: Same.
179         * gcc.dg/graphite/interchange-5.c: Same.
180         * gcc.dg/graphite/interchange-6.c: Same.
181         * gcc.dg/graphite/interchange-7.c: Same.
182         * gcc.dg/graphite/interchange-8.c: Same.
183         * gcc.dg/graphite/interchange-9.c: Same.
184         * gcc.dg/graphite/interchange-mvt.c: Same.
185
186 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
187
188         * gfortran.dg/graphite/id-19.f: New.
189         * gfortran.dg/graphite/pr14741.f90: New.
190         * gfortran.dg/graphite/pr41924.f90: New.
191         * gfortran.dg/graphite/run-id-2.f90: New.
192
193 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
194
195         PR middle-end/42988
196         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
197         to unknown_dependence.
198         (graphite_legal_transform_dr): Handle the unknown_dependence.
199         (graphite_carried_dependence_level_k): Same.
200
201 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
202
203         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
204
205 2010-02-05  Sebastian Pop  <sebastian.pop@amd.com>
206             Konrad Trifunovic  <konrad.trifunovic@inria.fr>
207
208         PR middle-end/42637
209         * graphite-dependences.c (build_lexicographical_constraint): Return
210         a union of dependence polyhedra.
211         (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
212
213         * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
214         * gcc.dg/graphite/block-4.c: Same.
215         * gcc.dg/graphite/block-7.c: Same.
216         * gcc.dg/graphite/interchange-12.c: Same.
217         * gcc.dg/graphite/interchange-mvt.c: Same.
218         * gfortran.dg/graphite/interchange-1.f: XFAILed.
219         * gfortran.dg/graphite/interchange-3.f90: XFAILed.
220         * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
221
222 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
223
224         * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
225         the execution check to FAIL.  This testcase is miscompiled by Graphite
226         and the check should be re-enabled.
227         * gcc.dg/graphite/interchange-mvt.c: Same.
228         * gcc.dg/graphite/block-0.c: Same.
229         * gcc.dg/graphite/block-4.c: Same.
230         * gcc.dg/graphite/block-7.c: Same.
231
232 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
233
234         * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
235         * gcc.dg/graphite/scop-0.c: Fix spaces.
236         * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
237         * gfortran.dg/graphite/block-2.f: Same.
238         * gfortran.dg/graphite/block-3.f90: Same.
239         * gfortran.dg/graphite/block-4.f90: Same.
240         * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
241         * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
242
243 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
244
245         * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
246         PDDR_ORIGINAL_SCATTERING_P.
247         (pddr_is_empty): Rewritten.
248         (print_dependence_polyhedron_layout): New.
249         (print_pddr): New.
250         (debug_pddr): New.
251         (build_alias_set_powerset): Moved up.
252         (poly_drs_may_alias_p): Moved up.
253         (lexicographically_gt_p): Removed.
254         (build_lexicographically_gt_constraint): Renamed
255         build_lexicographical_constraint, reimplemented.
256         (dependence_polyhedron_1): Simplified parameters.
257         (dependence_polyhedron): Same.  Keep along empty PDDRs
258         to make efficient use of the cache.
259         (reduction_dr_p): Compute the PBBs don't pass them as parameters.
260         (graphite_legal_transform_dr): Rewritten.
261         (graphite_legal_transform_bb): Pass fewer arguments to
262         graphite_legal_transform_dr.
263         (graphite_carried_dependence_level_k): Simplified implementation.
264         (dot_original_deps_stmt_1): Call dependence_polyhedron.
265         (dot_transformed_deps_stmt_1): Same.
266         (dot_original_deps): Same.
267         (dot_transformed_deps): Same.
268         * graphite-dependences.h (struct poly_ddr): Added a new field
269         original_scattering_p.
270         (PDDR_ORIGINAL_SCATTERING_P): New.
271         (print_pddr): Declared.
272         (debug_pddr): Declared.
273         * graphite-ppl.c: Clarify comment.
274         * sese.h (print_gimple_bb): Removed unused declaration.
275         (debug_gbb): Same.
276
277 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
278
279         * g++.dg/graphite/graphite.exp: Rewritten.
280         * gcc.dg/graphite/graphite.exp: Rewritten.
281         * gfortran.dg/graphite/graphite.exp: Rewritten.
282         * gcc.dg/graphite/block-0.c: Added runtime test.
283         * gcc.dg/graphite/block-1.c: Same.
284         * gcc.dg/graphite/block-3.c: Same.
285         * gcc.dg/graphite/block-4.c: Same.
286         * gcc.dg/graphite/block-5.c: Same.
287         * gcc.dg/graphite/block-6.c: Same.
288         * gcc.dg/graphite/block-7.c: Same.
289         * gcc.dg/graphite/interchange-0.c: Same.
290         * gcc.dg/graphite/interchange-1.c: Same.
291         * gcc.dg/graphite/interchange-10.c: Same.
292         * gcc.dg/graphite/interchange-11.c: Same.
293         * gcc.dg/graphite/interchange-12.c: Same.
294         * gcc.dg/graphite/interchange-2.c: Same.
295         * gcc.dg/graphite/interchange-3.c: Same.
296         * gcc.dg/graphite/interchange-4.c: Same.
297         * gcc.dg/graphite/interchange-5.c: Same.
298         * gcc.dg/graphite/interchange-6.c: Same.
299         * gcc.dg/graphite/interchange-7.c: Same.
300         * gcc.dg/graphite/interchange-8.c: Same.
301         * gcc.dg/graphite/interchange-9.c: Same.
302         * gcc.dg/graphite/interchange-mvt.c: Same.
303         * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
304
305 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
306
307         * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
308           background.
309
310 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
311
312         * common.opt: Add -fgraphite-cloog-opts.
313         * graphite-clast-to-gimple.c (set_cloog_options): Same.
314         * opts.c (decode_options): Same.
315
316 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
317
318         * gcc.dg/graphite/id-17.c: New.
319         * gcc.dg/graphite/pr41888.c: New.
320         * gcc.dg/graphite/scop-22.c: New.
321         * gfortran.dg/graphite/pr40982.f90: New.
322
323 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
324
325         * graphite-dependences.c: Clarify comments.
326         (build_pddr): Add an extra parameter direction.
327         (graphite_legal_transform_dr): Use build_pddr.
328         (dot_original_deps_stmt_1): Update use of build_pddr.
329         (dot_transformed_deps_stmt_1): Same.
330         (dot_original_deps): Same.
331         (dot_transformed_deps): Same.
332
333         * gcc.dg/graphite/interchange-12.c: New.
334         * gcc.dg/graphite/block-7.c: New.
335
336 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
337
338         * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
339         (pddr_transformed_scattering): Removed.
340         (graphite_legal_transform_dr): Use build_pddr.
341         (dot_original_deps_stmt_1): Same.
342         (dot_transformed_deps_stmt_1): Same.
343         (dot_original_deps): Same.
344         (dot_transformed_deps): Same.
345
346 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
347
348         * graphite-dependences.c (lexicographically_gt_p): Add comments.
349         (build_lexicographically_gt_constraint): Same.
350         (dependence_polyhedron_1): Same.
351         (dependence_polyhedron): Same.
352
353 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
354
355         * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
356         (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
357         (lexicographically_gt_p): Change type of direction to int.
358         (build_lexicographically_gt_constraint): Same.
359         (dependence_polyhedron_1): Same.
360         (dependence_polyhedron): Same.
361         (pddr_original_scattering): Use integers for direction.
362         (pddr_transformed_scattering): Same.
363         (graphite_legal_transform_dr): Same.
364         (graphite_carried_dependence_level_k): Same.
365
366 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
367
368         * graphite-dependences.c (build_pairwise_constraint): Renamed
369         ppl_build_relation.  Moved...
370         (dr_equality_constraints): Use ppl_build_relation.
371         (build_pairwise_scheduling_equality): Same.
372         (build_pairwise_scheduling_inequality): Same.
373         * graphite-ppl.c (ppl_build_relation): ...here.
374         * graphite-ppl.h (ppl_build_relation): Declared.
375
376 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
377
378         PR middle-end/42681
379         * graphite-clast-to-gimple.c (gloog_error): New static variable.
380         (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
381         Set gloog_error when such an expression failed to be built.
382         (translate_clast): Early return when gloog_error is set.
383         (gloog): Clear gloog_error.  When gloog_error is set, call
384         set_ifsese_condition to enable the original code.  Return the status
385         of the code generation based on gloog_error.
386         * sese.c (set_ifsese_condition): New.
387         * sese.h (set_ifsese_condition): Declared.
388
389         * g++.dg/graphite/pr42681.C: New.
390
391 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
392
393         PR middle-end/42732
394         * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
395         rename_nb_iterations.
396         * sese.c (rename_variables_in_operand): New.
397         (rename_variables_in_expr): New.
398         (rename_nb_iterations): New.
399         (sese_adjust_liveout_phis): Update the rename_map.
400         * sese.h (rename_nb_iterations): Declared.
401         * tree-scalar-evolution.c (scev_reset_htab): New.
402         (scev_reset): Call scev_reset_htab.
403         * tree-scalar-evolution.h (scev_reset_htab): Declared.
404
405         * gfortran.dg/graphite/pr42732.f: New.
406
407 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
408
409         PR middle-end/42393
410         * graphite-clast-to-gimple.c: Fix formatting.
411         * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
412         (expr_defined_in_loop_p): New.
413         (add_loop_exit_phis): Also handle full expressions: remove from
414         the rename_map the expressions defined in the loop that we're closing.
415
416         * gfortran.dg/graphite/pr42393-1.f90: New.
417         * gfortran.dg/graphite/pr42393.f90: Add new flags
418         -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
419         make this testcase useful in the Graphite branch.
420
421 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
422
423         * graphite-scop-detection.c (exclude_component_ref): Removed.
424         (is_simple_operand): Removed.
425         (stmt_simple_for_scop_p): Remove use of is_simple_operand.
426
427 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
428
429         PR middle-end/42221
430         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
431         the array indexing of ADDR_EXPRs.
432
433         * gcc.dg/graphite/pr42221.c: New.
434
435 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
436
437         PR middle-end/42521
438         * graphite.c (graphite_finalize): Call scev_reset.
439         (graphite_transform_loops): Do not call scev_reset between the code
440         generation of scops.
441
442         * gcc.dg/graphite/pr42521.c: New.
443
444 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
445
446         * graphite-interchange.c (memory_stride_in_loop): Renamed
447         pdr_stride_in_loop.
448         (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
449         (memory_strides_in_loop): Memoize the memory strides per loop.
450         (lst_interchange_profitable_p): Do not initialize to zero the memory
451         strides.
452         * graphite-poly.h (struct lst): Add a field memory_strides.
453         (LST_LOOP_MEMORY_STRIDES): New.
454         (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
455         (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
456
457 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
458
459         * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
460         memory_strides_in_loop.  Gather memory strides on a whole loop.
461         (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
462         (lst_interchange_profitable_p): Removed.
463         (lst_try_interchange_loops): Call lst_interchange_profitable_p.
464
465 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
466
467         Revert patch 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
468         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
469         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
470         Remove context_loop and level.
471
472 2010-01-07  Richard Guenther  <rguenther@suse.de>
473
474         PR tree-optimization/42641
475         * sese.c (rename_map_elt_info): Use the SSA name version, do
476         not hash pointers.
477
478 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
479
480         * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
481         blocked" only when both the strip mine and the interchange have
482         been applied.
483
484         * gcc.dg/graphite/block-2.c: Removed.
485         * gcc.dg/graphite/block-3.c: Add scan pattern.
486         * gcc.dg/graphite/block-4.c: Same.
487         * gcc.dg/graphite/block-5.c: Same.
488         * gcc.dg/graphite/block-6.c: Same.
489
490 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
491
492         * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
493         before allocating a new one.
494         (copy_renames): Check that slot is not NULL.
495         (mark_bb_with_pbb): Same.
496         (compute_cloog_iv_types_1): Same.
497         * graphite-interchange.c (lst_perfect_nestify): Free the before,
498         nest, and after LSTs.
499         (lst_try_interchange_loops): Same.
500
501 2010-01-05  Sebastian Pop  <sebastian.pop@amd.com>
502
503         PR middle-end/42178
504         * graphite-interchange.c (lst_try_interchange_loops): Do not return
505         the before, nest, and after LSTs.
506         (lst_try_interchange): Removed.
507         (lst_interchange_select_inner): Do not iterate over the LSTs if they
508         were modified.
509         (lst_interchange_select_outer): Apply interchange on the outer loop
510         until there are no more changes in the inner loops.
511
512 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
513
514         Revert patch fixing PR middle-end/42221.
515
516 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
517
518         PR middle-end/42180
519         * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
520         GIMPLE_CALL.
521
522         * gfortran.dg/graphite/pr42180.f90: Add compile flags.
523
524 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
525
526         PR middle-end/42180
527         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
528         that contain only one statement.
529
530         * gfortran.dg/graphite/pr42180.f90: New.
531
532 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
533
534         PR middle-end/42393
535         * gfortran.dg/graphite/pr42393.f90: New.
536
537 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
538
539         PR middle-end/42186
540         * gfortran.dg/graphite/pr42186.f90: New.
541
542 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
543
544         PR middle-end/42205
545         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
546         Insert the reduction copy in the same block as the phi node.
547         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
548
549         * gcc.dg/graphite/pr42205-1.c: New.
550         * gcc.dg/graphite/pr42205-2.c: New.
551
552 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
553
554         PR middle-end/42221
555         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
556         the array indexing of ADDR_EXPRs.
557
558         * gcc.dg/graphite/pr42221.c: New.
559
560 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
561
562         PR middle-end/42178
563         PR middle-end/42334
564         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
565         index.  Call lst_interchange_select_inner only once.
566         (lst_interchange_select_inner): Update use of lst_try_interchange.
567         (lst_interchange_select_outer): Update.
568
569 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
570
571         PR middle-end/42178
572         PR middle-end/42334
573         * graphite-interchange.c (lst_try_interchange): Do not increment the
574         the OUTER index when there is no AFTER kernel.  Do not increment the
575         OUTER index for after processing the AFTER kernel.
576         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
577         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
578         index.  Do not pass to lst_interchange_select_inner the OUTER index.
579         (scop_do_interchange): Update use of lst_interchange_select_outer.
580
581         * gfortran.dg/graphite/graphite.exp
582         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
583         * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
584         the graphite dump file.
585         * gfortran.dg/graphite/interchange-2.f: Same.
586         * gfortran.dg/graphite/pr42334-1.f: New.
587
588 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
589
590         PR middle-end/42178
591         PR middle-end/42334
592         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
593         that are empty.
594         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
595         (lst_try_interchange): Reimplemented.
596         (lst_interchange_select_inner): Same.
597         (lst_do_interchange): Renamed lst_interchange_select_outer.
598         Reimplemented.
599         (scop_do_interchange): Update use of lst_interchange_select_outer.
600
601         * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
602         * gcc.dg/graphite/block-0.c: Un-XFAILed.
603         * gcc.dg/graphite/pr42211.c: New.
604         * gfortran.dg/graphite/pr42334.f90: New.
605
606 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
607
608         PR middle-end/42181
609         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
610         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
611
612         * gfortran.dg/graphite/pr42181.f90: New.
613
614 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
615
616         PR middle-end/42284
617         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
618         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
619         (detect_commutative_reduction_arg): Simplified.
620         (detect_commutative_reduction): Early return when the argument of
621         the close phi is not of an SSA_NAME.
622
623         * gcc.dg/graphite/pr42284.c: New.
624
625 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
626
627         * dbgcnt.def (graphite_scop): New counter.
628         * graphite.c: Include dbgcnt.h
629         (graphite_transform_loops): Use new counter to limit transformations.
630
631 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
632
633         PR middle-end/42285
634         * graphite-scop-detection.c (graphite_can_represent_init): Also
635         handle more complex MULT_EXPRs containing parameters by recursion
636         on the structure.
637
638         * gfortran.dg/graphite/pr42285.f90: New.
639
640 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
641
642         * g++.dg/graphite/pr42130.C: Fix type.
643
644 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
645
646         * g++.dg/graphite/pr42130.C: Correct testcase.
647
648 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
649
650         * Merge from mainline (154493:154734).
651
652 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
653
654         * Merge from mainline (151362:154491).
655
656 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
657
658         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
659         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
660
661 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
662
663         PR middle-end/42130
664         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
665         translate_clast_for_loop): New.
666         (translate_clast_for): Add a condition around the loop, to do not
667         execute loops with zero iterations.
668         * g++.dg/graphite/pr42130.C: New.
669         * gcc.dg/graphite/pr35356-2.c: Adapt.
670
671 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
672
673         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
674         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
675         Remove context_loop and level.
676
677 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
678
679         * graphite-clast-to-gimple.c (translate_clast_user,
680         translate_clast_for, translate_clast_guard): Simplify and move common
681         elements to translate_clast().
682         (translate_clast): Simplify and get common elements.
683
684 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
685
686         * graphite-clast-to-gimple.c (translate_clast_user,
687         translate_clast_for, translate_clast_guard): Split out of
688         translate_clast.
689
690 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
691
692         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
693         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
694         debug_clast_name_indexes_1, debug_clast_name_indexes,
695         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
696         (clast_name_to_gcc, clast_to_gcc_expression,
697         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
698         gcc_type_for_clast_eq, graphite_translate_clast_equation,
699         graphite_create_guard_cond_expr, graphite_create_new_loop,
700         translate_clast): Add params_index.
701         (initialize_cloog_names): Create parameter strings from scratch, do
702         not reference other strings.
703         (create_params_index): New.
704         (gloog): Initialize params_index.
705         * graphite-scop-detection (free_scops_1): Removed.
706         (limit_scops): Use normal free_scops.
707         * graphite-sese-to-poly.c (save_var_names): Removed.
708         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
709         and SESE_PARAMS_INDEX.
710         * sese.c (new_sese, free_sese): Dito.
711         * sese.h (struct sese): Remove params_index, params_names.
712         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
713
714 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
715
716         Revert the following patch from 2009-09-14:
717         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
718         tree-scalar-evolution.h, and then tree-data-ref.h.
719         * graphite-clast-to-gimple.c: Same.
720         * graphite-dependences.c: Same.
721         * graphite-interchange.c: Same.
722         * graphite-poly.c: Same.
723         * graphite-scop-detection.c: Same.
724         * graphite-sese-to-poly.c: Same.
725         * graphite.c: Same.
726         * lambda-code.c: Same.
727         * matrix-reorg.c: Same.
728         * tree-data-ref.c: Same.
729         * tree-if-conv.c: Same.
730         * tree-loop-distribu: Same.: Same.
731         * tree-loop-linear.c: Same.
732         * tree-parloops.c: Same.
733         * tree-predcom.c: Same.
734         * tree-vect-patterns.c: Same.
735
736 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
737
738         Revert patch from 2009-09-14.
739         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
740         passes at -O1 and below.
741
742 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
743
744         PR middle-end/40281
745         * gcc.dg/graphite/pr40281.c: New.
746
747         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
748         evolutions should not variate in inner loops.
749
750 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
751
752         PR middle-end/42050
753         * gfortran.dg/graphite/pr42050.f90: New.
754
755 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
756
757         * graphite-interchange.c (memory_strides_in_loop_depth): New.
758         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
759
760 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
761
762         * graphite-blocking.c (scop_do_block): New.
763         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
764         * graphite-poly.h (scop_do_block): Declared.
765
766 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
767
768         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
769         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
770         to transform depth into the time_depth before calling
771         pbb_number_of_iterations_at_time.
772         (lst_do_strip_mine): Use a scalar variable instead of recomputing
773         lst_depth.
774
775 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
776
777         Reverted the patch for "scattering permutations" from 2009-10-28.
778
779         * graphite-poly.c (print_permutation): New.
780         (debug_permutation): New.
781         (new_poly_bb): Initialize PBB_PERMUTATION.
782         (free_poly_bb): Free PBB_PERMUTATION.
783         * graphite-poly.h (pbb_permutation_elt_p): Declared.
784         (struct pbb_permutation_elt): New.
785         (PBB_PERMUTATION_ELT_STRIDE): New.
786         (PBB_PERMUTATION_ELT_STRIDED_P): New.
787         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
788         (new_pbb_permutation_elt): New.
789         (pbb_permutation_elt_free): New.
790         (struct poly_bb): Add field permutation.
791         (PBB_PERMUTATION): New.
792         (print_permutation): Declared.
793         (debug_permutation): Declared.
794
795 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
796
797         * graphite-interchange.c (build_partial_difference): New.
798         (memory_stride_in_loop): Refactored the computation of
799         equality constraints into build_partial_difference function.
800         Added support for debugging stride computations.
801
802 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
803
804         * graphite-clast-to-gimple.c (gloog): Free if_region,
805         if_region->true_region, and if_region->region.
806         * sese.c (if_region_set_false_region): Free if_region->false_region.
807         (create_if_region_on_edge): Do not use GGC_NEW.
808         (move_sese_in_condition): Remove useless initialization.
809
810 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
811
812         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
813         for the loops created by the loop distribution.  Do not modify the
814         input LSTs.
815         (lst_try_interchange_loops): Same.  Use a temporary LST for the
816         transformed schedule.  Call lst_update_scattering before data
817         dependence analysis.
818         (lst_try_interchange): Pass an extra parameter INDEX.
819         (lst_do_interchange_1): New.
820         (lst_do_interchange): Call lst_do_interchange_1.
821         (scop_do_interchange): Call lst_update_scattering.
822         * graphite-poly.c (apply_poly_transforms): Do not call
823         lst_update_scattering.
824         * graphite-poly.h (lst_pred): New.
825         (lst_succ): New.
826         (lst_find_first_pbb): Return NULL when not found.
827         (lst_empty_p): New.
828         (lst_insert_in_sequence): Allow LST1 to be NULL.
829         (lst_replace): New.
830         (lst_substitute_3): New.
831         * gcc.dg/graphite/interchange-1.c: XFail.
832         * gcc.dg/graphite/interchange-8.c: XFail.
833         * gcc.dg/graphite/interchange-11.c: XFail.
834
835 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
836
837         * graphite-interchange.c (lst_perfectly_nested_p): New.
838         (lst_perfect_nestify): New.
839         (lst_try_interchange_loops): Call store_lst_schedule,
840         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
841         (scop_do_interchange): Avoid redundant legality test.
842         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
843         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
844         * graphite-poly.h (psct_static_dim): New.
845         (lst_dewey_number_at_depth): New.
846         (lst_find_pbb): Restructured.
847         (lst_find_first_pbb): Restructured.
848         (lst_find_last_pbb): New.
849         (lst_contains_p): New.
850         (lst_contains_pbb): New.
851         (lst_create_nest): New.
852         (lst_remove_from_sequence): New.
853         (pbb_update_scattering): New.
854         (lst_update_scattering_under): New.
855         (lst_update_scattering_seq): New.
856         (lst_update_scattering): New.
857         (lst_insert_in_sequence): New.
858         (lst_distribute_lst): New.
859         (lst_remove_all_before_including_pbb): New.
860         (lst_remove_all_before_excluding_pbb): New.
861
862 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
863
864         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
865         get_loop_exit_edges.
866
867 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
868
869         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
870
871 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
872
873         * graphite-poly.c (print_permutation): New.
874         (debug_permutation): New.
875         (new_poly_bb): Initialize PBB_PERMUTATION.
876         (free_poly_bb): Free PBB_PERMUTATION.
877         * graphite-poly.h (pbb_permutation_elt_p): Declared.
878         (struct pbb_permutation_elt): New.
879         (PBB_PERMUTATION_ELT_STRIDE): New.
880         (PBB_PERMUTATION_ELT_STRIDED_P): New.
881         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
882         (new_pbb_permutation_elt): New.
883         (pbb_permutation_elt_free): New.
884         (struct poly_bb): Add field permutation.
885         (PBB_PERMUTATION): New.
886         (print_permutation): Declared.
887         (debug_permutation): Declared.
888
889 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
890
891         * graphite-clast-to-gimple.c (gloog): Do not call
892         sese_reset_aux_in_loops.
893         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
894         extra argument for domains.  Do not use loop->aux.
895         (build_scop_iteration_domain): Initialize and free domains, pass it
896         to build_loop_iteration_domains and extract the information from
897         domains.  Do not use loop->aux.
898         * sese.c (sese_reset_aux_in_loops): Removed.
899         * sese.h (sese_reset_aux_in_loops): Removed.
900
901 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
902
903         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
904         (dependency_in_loop_p): Same.
905         (translate_clast): Do not use loop->aux.  Initialize
906         loop->can_be_parallel.
907         (mark_loops_parallel): Removed.
908         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
909         * graphite.c (free_aux_in_new_loops): Removed.
910         (graphite_finalize): Do not call free_aux_in_new_loops.
911         (graphite_transform_loops): Do not call mark_loops_parallel.
912
913 2009-10-26  Li Feng  <nemokingdom@gmail.com>
914
915         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
916         (translate_clast): Pass an extra parameter LEVEL.
917         Call get_scattering_level.
918         * graphite-clast-to-gimple.h (get_scattering_level): New.
919
920 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
921
922         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
923         * cfgloop.h (struct loop): New field single_iv.
924
925         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
926         loop->aux anymore: use loop->single_iv.
927         (graphite_loop_normal_form): Moved...
928         (build_graphite_loop_normal_form): Removed.
929         (gloog): Do not call build_graphite_loop_normal_form.
930         (free_aux_in_new_loops): Moved...
931         (mark_loops_parallel): Restructure.
932         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
933         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
934         (scop_canonicalize_loops): New.
935         (build_poly_scop): Call scop_canonicalize_loops.
936         * graphite.c (free_aux_in_new_loops): ...here.
937
938 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
939
940         * g++.dg/graphite/graphite.exp: Add the same rules as in
941         gcc.dg/graphite/graphite.exp.
942
943 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
944
945         * g++.dg/graphite/id-1.C: New.
946
947 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
948
949         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
950         argument base_name.
951         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
952         (rewrite_phi_out_of_ssa): Same.
953         (rewrite_cross_bb_scalar_deps): Same.
954         (translate_scalar_reduction_to_array): Same.
955
956 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
957
958         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
959         dump_alias_graphs.
960
961 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
962
963         * graphite-sese-to-poly.c (dump_alias_graphs): New.
964         (build_scop_drs): Call dump_alias_graphs.
965
966 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
967
968         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
969         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
970         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
971         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
972         * graphite-poly.h (free_lst): New.
973         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
974         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
975
976 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
977
978         * graphite-poly.h (struct scop): Add a field saved_schedule.
979         (SCOP_SAVED_SCHEDULE): New.
980         (store_lst_schedule): New.
981         (restore_lst_schedule): New.
982         (store_scattering): Call store_lst_schedule.
983         (restore_scattering): Call restore_lst_schedule.
984
985 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
986
987         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
988         (pdr_add_alias_set): Same.
989         (build_poly_dr): Same.
990         (build_alias_set_optimal_p): Same.
991         (build_base_obj_set_for_drs): Same.  Do not store the result of
992         graphds_dfs.
993
994 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
995
996         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
997         all_components_are_cliques to 1.
998
999 2009-10-20  Li Feng  <nemokingdom@gmail.com>
1000
1001         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1002         the new structure.
1003         (pdr_add_alias_set): Update retrieving alias_set_num.
1004         (build_poly_dr): Update retrieving dr_base_object_set.
1005         (partition_drs_to_sets): Remove.
1006         (build_alias_set_optimal_p): New.
1007         (build_alias_set_for_drs): Rename.
1008         (build_scop_drs): Update.
1009         * graphite-sese-to-poly.h (struct base_alias_pair): New.
1010         (ALIAS_SET_INDEX): Remove.
1011         (BASE_OBJECT_SET_INDEX): Remove.
1012
1013 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1014
1015         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1016
1017 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1018
1019         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1020         loop upper bounds for 1-element arrays at end of structures.
1021         * tree-flow.h (array_at_struct_end_p): Declared.
1022         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1023
1024 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1025
1026         * g++.dg/graphite/pr41305.C: New.
1027
1028 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
1029
1030         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1031         construction of parameter constraints from loop iteration analysis.
1032         * gcc.dg/graphite/run-id-2.c: New test.
1033
1034 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1035
1036         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1037         and new_cstr.
1038
1039 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1040
1041         * graphite-dependences.c (dependence_polyhedron_1): Remove
1042         unused gdim dimensions from the DDR polyhedron.
1043
1044 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1045
1046         * graphite-dependences.c (pddr_transformed_scattering): New.
1047         (dot_original_deps_stmt_1): New.
1048         (dot_transformed_deps_stmt_1): New.
1049         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1050         dot_transformed_deps_stmt_1.
1051         (dot_original_deps): New.
1052         (dot_transformed_deps): New.
1053         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1054
1055 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         * graphite-dependences.c (reduction_dr_1): Remove wrong
1058         assert: reduction BBs can have multiple reduction writes
1059         to memory.  interchange-3.f90 is an example.
1060
1061 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1062
1063         * gfortran.dg/graphite/interchange-3.f90: New.
1064
1065 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1066
1067         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1068
1069 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1070
1071         * graphite-dependences.c (dependence_polyhedron_1): Add the
1072         context to the dependence polyhedron.
1073
1074 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1075
1076         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1077         PBB_PDR_DUPLICATES_REMOVED.
1078         (new_poly_bb): Same.
1079
1080 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1083         SCOP_CONTEXT.
1084         (build_loop_iteration_domains): Extract bounds on parameters
1085         based on the data size.
1086         (build_scop_context): Do not initialize SCOP_CONTEXT;
1087         add new constraints.
1088
1089 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1090
1091         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1092         * graphite-ppl.h (graphite-ppl.h): Declared.
1093
1094 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1095
1096         * graphite-ppl.c (ppl_print_linear_expr): New.
1097         (debug_ppl_linear_expr): New.
1098         * graphite-ppl.h (ppl_print_linear_expr): Declared.
1099         (debug_ppl_linear_expr): Declared.
1100
1101 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1102
1103         * graphite-interchange.c: Fix comments.
1104         * gcc.dg/graphite/block-1.c: Fix comments.
1105
1106 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1107
1108         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1109         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1110
1111 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1112
1113         Reapply the patch from Alexander Monakov that disappeared during
1114         the last merges from trunk.
1115
1116         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1117
1118         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1119         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1120
1121 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1122
1123         * graphite-interchange.c (memory_stride_in_loop): The depth
1124         argument corresponds to a dynamic time dimension, so use
1125         psct_dynamic_dim to refer to the transformed scattering dimension.
1126
1127 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1128
1129         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1130
1131 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1132
1133         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1134         root of the LST.
1135         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1136         the root of the LST.
1137         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1138         fake loop.
1139         (print_lst): Print the root of LST in a different format.
1140         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1141
1142 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1143
1144         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1145
1146 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1147
1148         * doc/passes.texi: Document the Graphite infrastructure.
1149
1150 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1151
1152         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1153         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1154         and check the SSA representation.
1155
1156         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1157
1158 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1159
1160         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1161
1162 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1163
1164         * gcc.dg/graphite/interchange-11.c: New.
1165
1166 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1167
1168         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1169
1170 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1171
1172         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1173         Add -fno-loop-strip-mine and -fno-loop-interchange.
1174         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1175         -fno-loop-strip-mine.
1176         * gfortran.dg/graphite/graphite.exp: Same.
1177
1178 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1179
1180         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1181         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1182         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1183         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1184         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1185         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1186         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1187         DEFAULT_FLAGS_GRAPHITE_SCOP.
1188         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1189         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1190
1191 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1192
1193         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1194
1195 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1196             Sebastian Pop  <sebastian.pop@amd.com>
1197
1198         * graphite-interchange.c (build_linearized_memory_access): Pass an
1199         offset as parameter.
1200         (memory_stride_in_loop): Include transform scattering in the
1201         access functions to be able to querry the strides in the
1202         transformed loops.
1203         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1204         not the psct_iterator_dim.
1205
1206 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1207
1208         * graphite-blocking.c (pbb_do_strip_mine): Removed.
1209         (lst_do_strip_mine_loop): New.
1210         (lst_do_strip_mine): New.
1211         (scop_do_strip_mine): Call lst_do_strip_mine.
1212         * graphite-poly.h (lst_add_loop_under_loop): New.
1213         (lst_find_first_pbb): New.
1214
1215 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1216
1217         * graphite-poly.c (loop_to_lst): Fix LST creation.
1218
1219 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1220
1221         * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1222         sizeof(unsigned long) to make it run on 32bit systems.
1223
1224 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1225
1226         * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1227         SEGFAULT on 32bit.
1228
1229 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1230
1231         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1232         Comment.
1233         (write_alias_graph_to_ascii_dot): New.
1234         (write_alias_graph_to_ascii_ecc): Ditto.
1235         (partition_drs_to_sets): Add testing of optimality of current method
1236         which assigns alias numbers according to DFS Comopnent number.  used
1237         as heuristic for the upcoming ECC algorithm.
1238         (build_scop_drs): Write to file also with the ecc and dot format.
1239
1240 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1241
1242         * gfortran.dg/graphite/interchange-1.f: XFail.
1243
1244 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1245
1246         * graphite.c (graphite_initialize): Do not handle functions with
1247         more than 100 basic blocks.
1248
1249 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1250
1251         * graphite-blocking.c (pbb_do_strip_mine): Use
1252         PARAM_LOOP_BLOCK_TILE_SIZE.
1253
1254 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1255
1256         * graphite-poly.c (dot_lst_1): New.
1257         (dot_lst): New.
1258         * graphite-poly.h (dot_lst): Declared.
1259
1260 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1261
1262         * graphite-dependences.c (dot_deps_stmt_1): New.
1263         (dot_deps_stmt): New.
1264         * graphite-dependences.h (dot_deps_stmt): Declared.
1265
1266 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1267
1268         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1269         not replace cross BB scalar dependences ending on PHI nodes.
1270         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1271
1272 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1273
1274         * graphite-poly.c (apply_poly_transforms): Implement the high
1275         level driver for flag_loop_block.
1276         * opts.c (decode_options): Enable flag_loop_block at -O2.
1277         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1278         flag_loop_block.
1279
1280         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1281         -floop-block.
1282         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1283         Add -floop-block.
1284
1285 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1286
1287         * graphite-poly.h (lst_find_pbb): New.
1288         (find_lst_loop): New.
1289
1290 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1291
1292         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1293         * graphite-poly.h (struct scop): Remove dep_graph field.
1294         (SCOP_DEP_GRAPH): Removed.
1295
1296 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1297
1298         * graphite-poly.h (copy_lst): Do full copy of LST.
1299
1300 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
1301
1302         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1303         when the loop stride is zero.
1304
1305         * gcc.dg/graphite/id-16.c: New.
1306
1307 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1308
1309         * graphite-dependences.c (reduction_dr_1): New.
1310         (reduction_dr_p): New.
1311         (graphite_legal_transform_dr): Call reduction_dr_p.
1312         (reduction_ddr): Renamed reduction_ddr_p.
1313         * graphite-poly.h (same_pdr_p): New.
1314         (number_of_write_pdrs): New.
1315         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1316         (split_reduction_stmt): Do not split reduction statements
1317         when there are no writes to memory.
1318         (translate_scalar_reduction_to_array_for_stmt): Insert the
1319         memory reduction statement just after the scalar reduction statement.
1320
1321         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1322         Un-XFAIL-ed.
1323         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1324         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1325
1326 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1327
1328         * graphite-interchange.c (lst_apply_interchange): New.
1329         (lst_interchange_profitable_p): New.
1330         (lst_try_interchange_loops): New.
1331         (lst_try_interchange): New.
1332         (lst_do_interchange): New.
1333         (pbb_do_interchange): Removed.
1334         (scop_do_interchange): Call lst_do_interchange.
1335
1336 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1337
1338         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1339         SCOP_TRANSFORMED_SCHEDULE.
1340         (loop_to_lst): New.
1341         (scop_to_lst): New.
1342         (print_lst): New.
1343         (debug_lst): New.
1344         * graphite-poly.h (lst_p): New.
1345         (struct lst): New.
1346         (LST_LOOP_P): New.
1347         (LST_LOOP_FATHER): New.
1348         (LST_PBB): New.
1349         (LST_SEQ): New.
1350         (scop_to_lst): Declared.
1351         (print_lst): Declared.
1352         (debug_lst): Declared.
1353         (new_lst_loop): New.
1354         (new_lst_stmt): New.
1355         (copy_lst): New.
1356         (lst_depth): New.
1357         (lst_dewey_number): New.
1358         (struct scop): Add original_schedule and transformed_schedule fields.
1359         (SCOP_ORIGINAL_SCHEDULE): New.
1360         (SCOP_TRANSFORMED_SCHEDULE): New.
1361         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1362
1363 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1364
1365         * graphite-dependences.c (reduction_ddr): New.
1366         (graphite_legal_transform_bb): Call reduction_ddr.
1367         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1368         Initialize PBB_IS_REDUCTION.
1369         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1370         (PBB_IS_REDUCTION): New.
1371         (new_poly_bb): Update declaration.
1372         * graphite-scop-detection.h (build_scop_bbs): Removed.
1373         (nb_reductions_in_loop): Removed.
1374         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1375         parameter for reductions.
1376         (try_generate_gimple_bb): Update call to new_poly_bb.
1377         (build_scop_bbs_1): Same.
1378         (build_scop_bbs): Same.
1379         (gsi_for_phi_node): New.
1380         (scalar_close_phi_node_p): Remove gcc_assert.
1381         (split_reduction_stmt): New.
1382         (is_reduction_operation_p): New.
1383         (phi_contains_arg): New.
1384         (follow_ssa_with_commutative_ops): New.
1385         (detect_commutative_reduction_arg): New.
1386         (detect_commutative_reduction_assign): New.
1387         (follow_inital_value_to_phi): New.
1388         (edge_initial_value_for_loop_phi): New.
1389         (initial_value_for_loop_phi): New.
1390         (detect_commutative_reduction): New.
1391         (translate_scalar_reduction_to_array_for_stmt): New.
1392         (insert_copyout): New.
1393         (insert_copyin): New.
1394         (translate_scalar_reduction_to_array): New.
1395         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1396         (rewrite_commutative_reductions_out_of_ssa_loop): New.
1397         (rewrite_commutative_reductions_out_of_ssa): New.
1398         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1399         * sese.h (split_region_for_bb): New.
1400
1401         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1402         * gcc.dg/graphite/interchange-1.c: Fix format.
1403         * gcc.dg/graphite/interchange-10.c: New.
1404
1405 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1406
1407         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1408         buggy assert.
1409
1410 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1411
1412         * graphite-sese-to-poly.c (scev_analyzable_p): New.
1413         (rewrite_cross_bb_scalar_dependence): New.
1414         (rewrite_cross_bb_scalar_deps): New.
1415         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1416         Call rewrite_cross_bb_scalar_deps.
1417
1418 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1419
1420         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1421         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1422         gsi_for_stmt.
1423
1424 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1425
1426         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1427         * graphite-interchange.c (pbb_do_interchange): Same.
1428         * graphite-poly.c (print_scattering_function): Same.
1429         (debug_pdrs): Same.
1430         * graphite-poly.h (pbb_loop): New.
1431         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1432
1433 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1434
1435         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1436
1437 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1438
1439         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1440         so don't pass a pointer to it.
1441         (build_alias_set_for_drs): Same.
1442         (build_base_obj_set_for_drs): Same.
1443         (build_scop_drs): Same.
1444
1445 2009-09-26  Li Feng  <nemokingdom@gmail.com>
1446
1447         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1448         the alias graph of data references.
1449
1450 2009-09-25  Li Feng  <nemokingdom@gmail.com>
1451
1452         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1453         (build_scop_drs): When debugging, write the alias graph to file,
1454         otherwise, should be disabled.
1455
1456 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1457
1458         * Merge from mainline (151310:151361).
1459
1460 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1461
1462         * Merge from mainline (151171:151310).
1463
1464 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1465
1466         * Merge from mainline (151171:151806).
1467
1468 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1469
1470         * Revert the last commit.
1471
1472 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1473
1474         * Merge from mainline (151171:151819).
1475
1476 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1477
1478         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1479         (is_simple_operand): Remove call to stmt_simple_memref_p.
1480         (stmt_simple_for_scop_p): Update call to is_simple_operand.
1481
1482 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
1483
1484         * gcc.dg/graphite/interchange-mvt.c: New File.
1485         * gcc.dg/graphite/scop-dsyrk.c: New File.
1486         * gcc.dg/graphite/scop-dsyr2k.c: New File.
1487         * gcc.dg/graphite/scop-mvt.c: New File.
1488         * gcc.dg/graphite/scop-sor.c: New File.
1489
1490 2009-09-17 Li Feng  <nemokingdom@gmail.com>
1491
1492         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1493         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1494         (graphite_carried_dependence_level_k): Ditto.
1495         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1496         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1497         (new_poly_dr): Adjust declaration.
1498         * graphite-sese-to-poly.c (free_data_refs_aux): New.
1499         (free_gimple_bb): Added free_data_refs_aux.
1500         (build_poly_dr): Add dr_base_object_set.
1501         (partition_drs_to_sets): New.
1502         (dr_same_base_object_p): New.
1503         (build_alias_set_for_drs): New.
1504         (build_base_object_set_for_drs): New.
1505         (build_scop_drs): Add build_base_obj_set_for_drs.
1506         * graphite-sese-to-poly.h: Added #define for alias set number index and
1507         base object set index.
1508         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1509         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1510
1511 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1512
1513         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1514         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1515
1516 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1517
1518         * graphite-sese-to-poly.c (struct irp_data): Removed.
1519         (idx_record_params): Removed.
1520         (find_params_in_bb): Scan for parameters the access functions; don't
1521         parse the tree representation.
1522
1523 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1524
1525         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1526         passes at -O1 and below.
1527
1528 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1529
1530         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1531         tree-scalar-evolution.h, and then tree-data-ref.h.
1532         * graphite-clast-to-gimple.c: Same.
1533         * graphite-dependences.c: Same.
1534         * graphite-interchange.c: Same.
1535         * graphite-poly.c: Same.
1536         * graphite-scop-detection.c: Same.
1537         * graphite-sese-to-poly.c: Same.
1538         * graphite.c: Same.
1539         * lambda-code.c: Same.
1540         * matrix-reorg.c: Same.
1541         * tree-data-ref.c: Same.
1542         * tree-if-conv.c: Same.
1543         * tree-loop-distribu: Same.: Same.
1544         * tree-loop-linear.c: Same.
1545         * tree-parloops.c: Same.
1546         * tree-predcom.c: Same.
1547         * tree-vect-patterns.c: Same.
1548
1549 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
1550
1551         Partially revert the previous patch, except the following.
1552         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1553         as parameters the operands of the not expression.
1554
1555 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1556
1557         * tree-scalar-evolution.c (instantiate_scev_assign): New.
1558         Do not call analyze_scalar_evolution on assignments.
1559         (instantiate_scev_phi): Call analyze_scalar_evolution.
1560         (instantiate_scev_name): Call instantiate_scev_assign and
1561         instantiate_scev_phi.
1562         (instantiate_scev_not): Adapted to pass as parameters the operands
1563         of the not expression.
1564
1565 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1566
1567         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1568         to pass as parameters the operands of the binary expression.
1569
1570 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1571
1572         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1573         instantiate_scev_not.  Handle NEGATE_EXPR.
1574         (instantiate_scev_r): Handle NEGATE_EXPR.
1575
1576 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1577
1578         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1579         instantiate_scev_r.
1580         (instantiate_scev_r): Move code in instantiate_scev_2
1581         and instantiate_scev_1.
1582
1583 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1584
1585         * tree-scalar-evolution.c (instantiate_scev_3): New.
1586         (instantiate_scev_1): Move code in instantiate_scev_3.
1587
1588 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1589
1590         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1591         (instantiate_scev_1): Move code in instantiate_scev_poly.
1592
1593 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1594
1595         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1596         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1597
1598 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1599
1600         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1601         (instantiate_scev_1): Move code in instantiate_scev_convert.
1602
1603 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1604
1605         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1606         (instantiate_scev_1): Move code in instantiate_scev_binary.
1607
1608 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1609
1610         * tree-scalar-evolution.c (instantiate_scev_name): New.
1611         (instantiate_scev_1): Move code in instantiate_scev_name.
1612
1613 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1614
1615         * Merge from mainline (150992:151171).
1616
1617 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1618
1619         * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1620
1621 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1622
1623         * graphite-dependences.c (graphite_legal_transform_bb): Call
1624         pbb_remove_duplicate_pdrs.
1625         * graphite-poly.c (can_collapse_pdr): Removed.
1626         (pdr_find_duplicate): Removed.
1627         (can_collapse_pdrs): New.
1628         (pbb_remove_duplicate_pdrs): New.
1629         (new_poly_dr): Do not look for duplicates.
1630         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1631         (PBB_PDR_DUPLICATES_REMOVED): New.
1632         (pbb_remove_duplicate_pdrs): Declared.
1633
1634 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1635
1636         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1637         the strides by multiplying by PDR_NB_REFS.
1638         * graphite-poly.c (can_collapse_pdr): New.
1639         (pdr_find_duplicate): New.
1640         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1641         Initialize PDR_NB_REFS.
1642         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1643         (PDR_NB_REFS): New.
1644         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1645
1646 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1647
1648         Revert one of the previous commits:
1649         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1650         the computation of symmetric data dependence relations.
1651         (dependency_between_pbbs_p): Same.
1652
1653 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1654
1655         PR middle-end/40965
1656         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1657         any transform.
1658
1659 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1660
1661         * graphite-dependences.c (pddr_original_scattering): Return NULL
1662         for read-read dependence relations.
1663         * graphite-poly.h (enum poly_dr_type): Fix comment.
1664         (pdr_read_p): New.
1665         (pdr_write_p): New.
1666         (pdr_may_write_p): New.
1667
1668 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1669
1670         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1671         (struct poly_dr): Same.
1672         (new_poly_dr): Same.
1673         * graphite-poly.c (new_poly_dr): Same.
1674
1675 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1676             Sebastian Pop  <sebastian.pop@amd.com>
1677
1678         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1679         pbb_strip_mine_time_depth.  Changed the implementation so that
1680         transformation is expressed as a transformation on
1681         time (scatttering) dimensions.  Also, ensures that the 2d+1
1682         scheduling format is preserved.
1683         (pbb_strip_mine_profitable_p): Profitability is based on the
1684         iteration number of a given time (scattering) dimension,
1685         and not on a original loop depth dimension.
1686         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1687         (pbb_do_strip_mine): Call psct_dynamic_dim.
1688         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1689         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1690         (pbb_nb_dynamic_scattering_transform): New.
1691         (psct_dynamic_dim): New.
1692
1693 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1694
1695         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1696         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1697         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1698         * graphite-interchange.c (build_linearized_memory_access): Same.
1699         (memory_stride_in_loop): Same.
1700
1701 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1702
1703         * graphite-dependences.c (pddr_original_scattering): New.
1704         (graphite_legal_transform_dr): Call pddr_original_scattering.
1705         (dot_deps_1): New.
1706         (dot_deps): New.
1707         * graphite-dependences.h (dot_deps): Declared.
1708         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1709         (print_pdr): Print PDR_ID.
1710         * graphite-poly.h (struct poly_dr): Add field id.
1711         (PDR_ID): New.
1712         (pbb_index): New.
1713         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1714
1715 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1716
1717         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1718         not delete the original dependence relation.
1719
1720 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1721
1722         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1723         the computation of symmetric data dependence relations.
1724         (dependency_between_pbbs_p): Same.
1725
1726 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1727
1728         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1729         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1730         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1731         (free_poly_ddr): New.
1732         (pddr_is_empty): New.
1733         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1734         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1735         Remove fprintfs.
1736         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1737         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1738         * graphite-dependences.h (enum poly_dependence_kind): New.
1739         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1740         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1741         (PDRP_SINK): Renamed PDDR_SINK.
1742         (PDRP_DDP): Renamed PDDR_DDP.
1743         (PDDR_KIND): New.
1744         (free_poly_ddr): Declared.
1745         * graphite-poly.c (new_scop): Use the new hash function names.
1746         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1747         into original_pddrs.
1748         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1749
1750 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1751
1752         * Merge from mainline (150764:150992).
1753
1754 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1755
1756         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1757         bounds with LT_EXPR to make niter analysis more precise on code
1758         generated by Graphite.
1759
1760 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1761
1762         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1763         (graphite_legal_transform_bb): Same.
1764         (poly_drs_may_alias_p): Same.
1765
1766 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1767
1768         PR middle-end/40981
1769         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1770         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1771
1772 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1773
1774         * graphite-poly.c (print_pbb): Print PBB index.
1775
1776 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1777
1778         * Merge from mainline (r150672:150764).
1779
1780 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1781
1782         * graphite-interchange.c (ppl_max_for_le): Moved...
1783         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1784         * graphite-ppl.c (ppl_max_for_le): ... here.
1785         * graphite-ppl.h (ppl_max_for_le): Declared.
1786
1787 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1788
1789         * Merge from mainline (r150372:150672).
1790
1791 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1792
1793         PR middle-end/40980
1794         * sese.c (convert_for_phi_arg): New.
1795         (add_guard_exit_phis): Use convert_for_phi_arg.
1796
1797         * gfortran.dg/graphite/id-17.f: New.
1798
1799 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1800
1801         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1802         unknown subscript upper bounds.
1803
1804         * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1805
1806 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1807             Pranav Garg  <pranav.garg2107@gmail.com>
1808
1809         * graphite-interchange.c (gather_access_strides): Removed.
1810         (ppl_max_for_le): New.
1811         (build_linearized_memory_access): New.
1812         (memory_stride_in_loop): New.
1813         (pbb_interchange_profitable_p): Reimplemented.
1814         * graphite-ppl.h (ppl_new_id_map): New.
1815         (ppl_interchange): New.
1816
1817         * gcc.dg/graphite/interchange-6.c: XFAILed.
1818
1819 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1820
1821         * graphite-interchange.c (compute_subscript): Removed.
1822         (compute_array_size_cstr): Removed.
1823         (compute_array_size_poly): Removed.
1824         (compute_array_size): Removed.
1825         (gather_access_strides_poly): Removed.
1826         (gather_access_strides): Empty.
1827
1828 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1829
1830         * graphite-dependences.c (dependence_polyhedron_1): Replace
1831         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1832         (graphite_legal_transform_dr): Same.
1833         (graphite_carried_dependence_level_k): Same.
1834         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1835         Initialize PDR_NB_SUBSCRIPTS.
1836         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1837         PDR_NB_SUBSCRIPTS.
1838         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1839         (PDR_NB_SUBSCRIPTS): New.
1840         (pdr_nb_subscripts): Removed.
1841         (pdr_dim): Simplified.
1842         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1843         with PDR_NB_SUBSCRIPTS.
1844
1845 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1846
1847         * graphite-interchange.c (compute_array_size): Remove use of
1848         PDR_DATA_CONTAINER.
1849         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1850         Do not initialize PDR_DATA_CONTAINER.
1851         (print_pdr): Do not print PDR_DATA_CONTAINER.
1852         * graphite-poly.h (struct poly_dr): Remove data_container field.
1853         (PDR_DATA_CONTAINER): Removed.
1854         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1855         PDR_DATA_CONTAINER.
1856         (build_poly_dr): Same.
1857
1858 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1859
1860         * gcc.dg/graphite/interchange-9.c: New.
1861
1862 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1863             Sebastian Pop  <sebastian.pop@amd.com>
1864
1865         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1866         copy of the dependence polyhedron.  Free the temporary objects.
1867         (graphite_carried_dependence_level_k): Free unused objects before
1868         returning.
1869
1870         * gcc.dg/graphite/interchange-1.c: XFAILed.
1871         * gcc.dg/graphite/interchange-2.c: XFAILed.
1872         * gcc.dg/graphite/interchange-3.c: XFAILed.
1873         * gcc.dg/graphite/interchange-4.c: XFAILed.
1874         * gcc.dg/graphite/interchange-7.c: XFAILed.
1875
1876 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1877
1878         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1879         Early return without analyzing the data dependences if no
1880         transform has been done.  Call restore_scattering if the transform
1881         is not legal.
1882         (graphite-interchange.c): Same.
1883         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1884         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1885         (apply_poly_transforms): Do not gcc_assert that
1886         the transform is legal.
1887         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1888         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1889         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1890         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1891         * graphite-poly.h (struct poly_scattering): New.
1892         (struct poly_bb): Add original, transformed, and saved fields.
1893         Remove transformed_scattering, original_scattering, nb_local_variables,
1894         and nb_scattering_transform fields.
1895         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1896         (poly_scattering_new): New.
1897         (poly_scattering_free): New.
1898         (poly_scattering_copy): New.
1899         (store_scattering_pbb): New.
1900         (store_scattering): New.
1901         (restore_scattering_pbb): New.
1902         (restore_scattering): New.
1903         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1904         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1905
1906 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1907
1908         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1909         (print_scop): Same.
1910
1911 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1912
1913         * Makefile.in (graphite.o): Depends on PREDICT_H.
1914         * graphite.c: Include predict.h.
1915         (graphite_finalize): Call tree_estimate_probability.
1916         * predict.c (predict_loops): Do not call scev_initialize and
1917         scev_finalize.
1918         (tree_estimate_probability_bb): New.
1919         (tree_estimate_probability): Do not initialize loops: move that
1920         code to the driver.  Call tree_estimate_probability_bb.
1921         (tree_estimate_probability_driver): New.
1922         (pass_profile): Use tree_estimate_probability_driver.
1923         * predict.h (tree_estimate_probability): Declared.
1924
1925 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1926
1927         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1928         * graphite-dependences.c (graphite_legal_transform): Add time to
1929         TV_GRAPHITE_DATA_DEPS.
1930         (dependency_between_pbbs_p): Same.
1931         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1932
1933 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
1934
1935         * Merge from mainline (r149952:150372).
1936
1937 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1938
1939         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1940         * graphite-blocking.c: Same.
1941         * graphite-clast-to-gimple.c: Same.
1942         * graphite-dependences.c: Same.
1943         * graphite-poly.c: Same.
1944         * graphite-poly.h: Same.
1945         * graphite-ppl.c: Same.
1946         * graphite-scop-detection.c: Same.
1947         * graphite-sese-to-poly.c: Same.
1948         * graphite.c: Same.
1949
1950 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1951
1952         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1953         (remove_simple_copy_phi): New.
1954         (remove_invariant_phi): New.
1955         (simple_copy_phi_p): New.
1956         (reduction_phi_p): New.
1957         (gsi_for_ssa_name_def): New.
1958         (insert_out_of_ssa_copy): New.
1959         (insert_out_of_ssa_copy_on_edge): New.
1960         (create_zero_dim_array): New.
1961         (scalar_close_phi_node_p): New.
1962         (rewrite_close_phi_out_of_ssa): New.
1963         (rewrite_phi_out_of_ssa): New.
1964         (rewrite_reductions_out_of_ssa): New.
1965         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1966
1967         * gcc.dg/graphite/id-11.c: New.
1968         * gcc.dg/graphite/id-15.c: New.
1969         * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1970         * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1971         * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1972         * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1973         * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1974         * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1975         * gfortran.dg/graphite/id-13.f: New.
1976         * gfortran.dg/graphite/id-5.f: New.
1977
1978 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1979
1980         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1981         check that nb_reductions_in_loop is zero.
1982         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1983         reduction phi nodes.
1984         (nb_reductions_in_loop): Removed.
1985         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1986         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1987         (bb_contains_non_iv_scalar_phi_nodes): Removed.
1988         (scop_contains_non_iv_scalar_phi_nodes): Removed.
1989         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1990
1991 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1992
1993         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1994         statements that have an empty iteration domain.
1995         * gfortran.dg/graphite/id-16.f: New.
1996
1997 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
1998
1999         * tree-scalar-evolution.c (instantiate_scev_1): Return
2000         chrec_dont_know when the result is not above instantiate_below.
2001         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2002         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2003         the tree has a known scalar evolution.
2004         * gfortran.dg/graphite/id-14.f: New.
2005         * gfortran.dg/graphite/id-15.f: New.
2006
2007 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2008
2009         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2010         insert_gsi.
2011         (rename_variables): Keep inserting renames after the ones already
2012         inserted.
2013
2014 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2015
2016         * graphite-sese-to-poly.c (compare_bb_depths): New.
2017         (graphite_sort_dominated_info): New.
2018         (build_scop_bbs_1): Call graphite_sort_dominated_info.
2019         (build_scop_scattering): Fix comment.
2020
2021 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2022
2023         * graphite.c (graphite_finalize): Call print_loops instead of
2024         dump_function_to_file.
2025         * gcc.dg/graphite/graphite.exp: Fix formatting.
2026         * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
2027         loops generated in the graphite output file.
2028         * gcc.dg/graphite/pr35356-2.c: New.
2029         * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
2030         * gfortran.dg/graphite/id-12.f: New.
2031
2032 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2033
2034         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2035         Remove 2 XFAIL.
2036
2037 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2038             Tobias Grosser  <grosser@fim.uni-passau.de>
2039
2040         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2041         alias set number build alias in ACCESSES polyhedron.
2042         (build_alias_set_for_drs): New.
2043         (build_pbb_drs): Added build_alias_set_for_drs.
2044         * graphite-dependences.c (poly_drs_may_alias_p): New.
2045         (graphite_carried_dependence_level_k): Check alias information
2046         before building polyhedron.
2047
2048 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2049
2050         * Makefile.in (lambda-code.o): Fix formatting.
2051
2052 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2053
2054         * Merge from mainline (r149350-149952)
2055
2056 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2057
2058         * graphite-poly.c (apply_poly_transforms): Move strip_mine
2059         before interchange to prepare for loop blocking.
2060
2061 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2062
2063         * graphite-poly.c (apply_poly_transforms): Add checks after every
2064         transformation.
2065         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2066         done in apply_poly_transforms.
2067
2068 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
2069
2070         * graphite-dependences.c (build_lexicographically_gt_constraint):
2071         Replace RES parameter with *RES.
2072         (dependence_polyhedron_1): Pass an address of the parameter RES
2073         instead of value of RES.
2074
2075 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2076
2077         * graphite.c (graphite_finalize): Fix comment.
2078         (graphite_transform_loops): Reset scev info after code generation
2079         of each scop.
2080
2081 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2082
2083         * graphite.c (graphite_finalize): Call scev_reset.
2084
2085 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2086
2087         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2088         GBB_CLOOG_IV_TYPES hash table twice.
2089         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2090         (add_condition_to_domain): Clear GMP values.
2091
2092 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2093
2094         * graphite-dependences.c: Fix formatting.
2095         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2096         (pbb_number_of_iterations): Free ppl_Linear_Expression.
2097         * graphite-sese-to-poly.c: Fix formatting.
2098         * graphite.c (graphite_transform_loops): Create the hash table
2099         after the early return.
2100
2101 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2102
2103         * gcc.dg/graphite/id-14.c: New.
2104         * gcc.dg/graphite/pr40157.c: New.
2105         * gfortran.dg/graphite/id-11.f: New.
2106
2107 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2108
2109         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2110         (build_poly_scop): Return false when there are no pbbs within
2111         loops to avoid to pass to cloog scops with no loops.
2112
2113 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2114
2115         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2116         useless test "i % 2".
2117         (build_pbb_scattering_polyhedrons): Fix formatting.
2118         (build_poly_dr): Same.
2119         * graphite.c (graphite_transform_loops): Restructure.
2120
2121 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
2122
2123         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2124         reduction_list parameter.
2125         (rewrite_all_phi_nodes_with_iv): Same.
2126         (canonicalize_loop_ivs): Same.
2127         * tree-parloops.c (struct brli): Removed.
2128         (build_reduction_list_info): Removed.
2129         (build_new_reduction): New.
2130         (analyze_reduction_list): Removed.
2131         (gather_scalar_reductions): Find reductions instead of phi
2132         nodes that can't be canonicalized.
2133         (try_create_reduction_list): Remove reduction_list parameter.
2134         (gen_parallel_loop): Same.
2135         (parallelize_loops): Remove analyze_reductions variable,
2136         initialization and free.
2137         Change reduction_list htab initialization to reduction_info
2138         elements instead of ssa names.
2139         Call try_create_reduction_list and gen_parallel_loop without
2140         analyzed_reduction argument.
2141         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2142         canonicalize_loop_ivs with one less argument.
2143         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2144
2145 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2146
2147         * graphite-dependences.c (new_poly_dr_pair): New.
2148         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2149         (new_poly_dr_pair): New.
2150         (eq_poly_dr_pair_p): New.
2151         (hash_poly_dr_pair_p): New.
2152         * graphite-dependences.h (struct poly_dr_pair): New.
2153         (eq_poly_dr_pair_p): Declared.
2154         (hash_poly_dr_pair_p): Declared.
2155         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2156         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2157         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2158         * Makefile.in (graphite-poly.o): Add dependence on
2159         graphite-dependences.h.
2160
2161 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2162
2163         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2164         polynomials of degree > 1 pass to Graphite.
2165         * tree-chrec.c (scev_is_linear_expression): Call
2166         evolution_function_is_affine_multivariate_p.
2167         * gfortran.dg/graphite/id-10.f90: New.
2168
2169 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2170
2171         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2172         Instantiate scevs varying in outer loops.
2173         * gfortran.dg/graphite/id-9.f: Correct testcase.
2174
2175 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2176
2177         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2178         redundant constraint.
2179
2180 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2181
2182         * gcc.dg/graphite/graphite.exp: Fix comments.
2183         * gfortran.dg/graphite/graphite.exp: Trigger actions
2184         based on the file names as in the C testsuite.
2185         * gfortran.dg/graphite/block-1.f90: Fix patterns.
2186         * gfortran.dg/graphite/block-2.f: Same.
2187         * gfortran.dg/graphite/block-3.f90: Same.
2188         * gfortran.dg/graphite/block-4.f90: Same.
2189         * gfortran.dg/graphite/id-1.f90: Same.
2190         * gfortran.dg/graphite/id-2.f90: Same.
2191         * gfortran.dg/graphite/id-3.f90: Same.
2192         * gfortran.dg/graphite/id-4.f90: Same.
2193         * gfortran.dg/graphite/id-6.f: Same.
2194         * gfortran.dg/graphite/id-9.f: Same.
2195         * gfortran.dg/graphite/interchange-1.f: Same.
2196         * gfortran.dg/graphite/interchange-2.f: Same.
2197         * gfortran.dg/graphite/scop-1.f: Same.
2198
2199 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2200
2201         * sese.c (expand_scalar_variables_call): New.
2202         (expand_scalar_variables_ssa_name): Handle calls in expander.
2203
2204 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2205
2206         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2207         Expect to see the pattern twice.
2208         * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2209         * gcc.dg/graphite/interchange-5.c: Same.
2210         * gcc.dg/graphite/interchange-6.c: Same.
2211
2212 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2213
2214         * gcc.dg/graphite/id-10.c: New.
2215         * gcc.dg/graphite/id-12.c: New.
2216         * gfortran.dg/graphite/id-7.f: New.
2217         * gfortran.dg/graphite/id-8.f: New.
2218
2219 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2220
2221         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2222         zero.
2223
2224 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2225
2226         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2227
2228 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2229
2230         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2231
2232 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2233
2234         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2235         building PDR subscripts.
2236
2237 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2238
2239         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2240         computation of array sizes.
2241
2242 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2243
2244         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2245
2246 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2247
2248         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2249         build_pairwise_constraint, dr_equality_constraints,
2250         build_pairwise_scheduling_equality,
2251         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2252         build_lexicographically_gt_constraint, dependence_polyhedron,
2253         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2254         Move from NNC_Polyhedron to C_Polyhedron.
2255         * graphite-interchange.c (compute_array_size_poly,
2256         gather_access_strides): Dito.
2257         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2258         free_scop, pbb_number_of_iterations): Dito.
2259         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2260         pbb_dim_iter_domain, struct scop): Dito.
2261         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2262         new_Cloog_Domain_from_ppl_Polyhedron,
2263         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2264         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2265         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2266         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2267         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2268         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2269         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2270         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2271         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2272         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2273         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2274         build_scop_iteration_domain, build_poly_dr): Dito
2275
2276 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2277
2278         * gcc.dg/graphite/graphite.exp: Added a rule to execute
2279         run-id-*.c files.
2280         * gcc.dg/graphite/run-id-1.c: New.
2281
2282 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2283
2284         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2285         positivity constraint on the symbolic number of iterations.
2286
2287 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2288
2289         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2290
2291 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2292             Tobias Grosser  <grosser@fim.uni-passau.de>
2293
2294         * graphite-clast-to-gimple.c (build_scop_context): Removed.
2295         (build_cloog_prog): Directly use SCOP_CONTEXT.
2296         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2297         (free_scop): Free SCOP_CONTEXT.
2298         (print_scop_context): New.
2299         (print_scop): Call print_scop_context.
2300         (debug_scop_context): New.
2301         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2302         (struct scop): Added field context.
2303         (SCOP_CONTEXT): New.
2304         * graphite-sese-to-poly.c (add_param_constraints): New.
2305         (build_scop_context): New.
2306         (build_poly_scop): Call build_scop_context.
2307
2308 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2309
2310         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2311         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2312         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2313         * graphite-ppl.h: Include double-int.h and tree.h.
2314         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2315         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2316         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2317         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2318
2319 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2320
2321         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2322         POINTER_PLUS_EXPR for pointer types.
2323         (clast_to_gcc_expression): Same.
2324
2325 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2326
2327         * graphite-poly.c (print_scattering_function): Early return when
2328         PBB_TRANSFORMED_SCATTERING is not initialized.
2329         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2330
2331 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
2332
2333         * tree-parloops.c (analyze_reduction_list): Remove unused variable
2334         to fix bootstrap.
2335
2336 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
2337
2338         * tree-parloops.c (analyze_reduction_list): Change return
2339         value to void.
2340         (try_create_reduction_list): Move the call to
2341         analyze_reduction_list to the beginining.
2342         Call reduction_phi with analyzed_reductions as argument
2343         instead of reduction_list.
2344
2345 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2346
2347         *  Merge from mainline (r148296:149346)
2348
2349 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2350
2351         * graphite-scop-detection.c (graphite_can_represent_init): New.
2352         (graphite_can_represent_scev): Call graphite_can_represent_init:
2353         check that the initial value does not contain multiplications of
2354         parameters.
2355         (stmt_has_simple_data_refs_p): New.
2356         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2357         (is_simple_operand): Fix formatting.
2358         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2359
2360 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2361
2362         * gcc.dg/graphite/id-13.c: New.
2363         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2364         analyze_scalar_evolution, use scalar_evolution_in_region.
2365         (scan_tree_for_params_right_scev): Add extra assert.
2366         (parameter_index_in_region_1): Split from parameter_index_in_region.
2367         (idx_record_params): Use scalar_evolution_in_region.
2368         (find_params_in_bb): Same.
2369         (find_scop_parameters): Same.
2370         (build_loop_iteration_domains): Same.
2371         (create_linear_expr_from_tree): Same.
2372         * sese.c (scalar_evolution_in_region): New.
2373         * sese.h (scalar_evolution_in_region): Declared.
2374         (defined_in_sese_p): New.
2375         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2376         static anymore.
2377         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2378         Declared.
2379
2380 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2381
2382         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2383         TREE_DATA_REF_H also implies SCEV_H.
2384
2385 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * graphite-poly.c (print_scop_params): New.
2388         (print_scop): Call print_scop_params.
2389         (debug_scop_params): New.
2390         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2391
2392 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2393
2394         * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2395         * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2396         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2397         * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2398         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2399         * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2400
2401 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2402
2403         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2404         for dependency checking part.
2405         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2406         tests for dependency checking.
2407         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2408         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2409         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2410         flag -fdump-tree-graphite-all for autopar testsuites.
2411
2412 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2413
2414         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2415         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2416         canonicalize_loop_ivs): Moved...
2417         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2418
2419 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2420
2421         * tree-parloops.c (try_create_reduction_list): Pass an extra
2422         argument analyzed_reductions.  Call analyze_reduction_list.
2423         (gen_parallel_loop): Do not call analyze_reduction_list.
2424         (parallelize_loops): Init and finalize analyzed_reductions.
2425
2426 2009-07-06  Li Feng  <nemokingdom@gmail.com>
2427
2428         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2429         Added flag -fno-loop-strip-mine for autopar testcase.
2430
2431 2009-07-04  Li Feng  <nemokingdom@gmail.com>
2432
2433         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2434         transformed scattering dimension instead of unmatch orignal when
2435         calling dependence_polyhedron.
2436
2437 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2438
2439         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2440
2441 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2442
2443         * graphite-poly.c (pbb_number_of_iterations): Check for returned
2444         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2445
2446 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2447
2448         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2449         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2450         * graphite-poly.c (pbb_number_of_iterations): New.
2451         * graphite-poly.h (pbb_number_of_iterations): Declared.
2452         (pbb_iterator_dim, pbb_parameter_dim): New.
2453
2454 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
2455
2456         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2457         last commit on type of lower and upper bound of loops.
2458
2459 2009-06-29  Li Feng  <nemokingdom@gmail.com>
2460
2461         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2462         graphite-dependences.h.
2463         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2464         (mark_bb_with_pbb): New.
2465         (get_stmtfor_depth): New.
2466         (find_pbb_via_hash): New.
2467         (dependency_in_loop_p): New.
2468         (mark_loops_parallel): New.
2469         (free_aux_in_new_loops): New.
2470         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2471         bb with it's relevant pbb. Mark newly created loops.  Remove mark
2472         innermost loop parallel without checking.
2473         (gloog): Add parameter BB_PBB_MAPPING.
2474         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2475         (gloog): Change declaration.
2476         (mark_loop_parallel): Make extern.
2477         (free_aux_in_new_loops): Declare.
2478         (bb_pbb_map_hash): New.
2479         (eq_bb_pbb_map): New.
2480         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2481         auto parallelization when flag_graphite_force_parallel is set.
2482         (graphite_finalize): Added free_aux_in_new_loops.
2483         * tree-parloops.c (parallelize_loops): Only generate parallel code for
2484         the innermost loop that marked parallel.  Use
2485         flag_graphite_force_parallel instead of loop->can_be_parallel.
2486         (loop_parallel_p): Move inner most checking out of function.
2487
2488 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2489
2490         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2491         type of lower and upper bound of loops signed long int.
2492
2493 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2494
2495         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2496         expression outside the loop.
2497
2498 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2499
2500         * gcc.dg/graphite/interchange-8.c: New.
2501
2502 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2503
2504         * gcc.dg/graphite/interchange-0.c: XFailed.
2505         * gcc.dg/graphite/interchange-5.c: XFailed.
2506         * gcc.dg/graphite/interchange-6.c: XFailed.
2507
2508 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2509
2510         * graphite-interchange.c (compute_array_size_poly): The end of the
2511         recursion should return 1.
2512
2513 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2514
2515         * graphite-interchange.c (compute_array_size_cstr): Allow the
2516         subscript multiplier to be -1.
2517         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2518         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2519         data_container.  Initializes PDR_DATA_CONTAINER.
2520         (print_pdr_access_layout): New.
2521         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2522         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2523         data_container.
2524         (PDR_DATA_CONTAINER): New.
2525         (new_poly_dr): Update declaration.
2526         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2527         (build_poly_dr): Call pdr_add_data_dimensions.
2528
2529 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2530
2531         * graphite-poly.h (struct poly_dr): Fix comment.
2532         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2533         (pdr_add_memory_accesses): New.
2534         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2535
2536 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2537
2538         * graphite-poly.c (print_pdrs, debug_pdrs): New.
2539         (print_pbb): Add call to print_pdrs.
2540         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2541
2542 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2543             Li Feng <nemokingdom@gmail.com>
2544
2545         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2546         (dependency_between_pbbs_p): New.
2547         (lexicographically_gt_p): Assure !empty_p before polyhedron
2548         intersection assign.
2549         (build_lexicographically_gt_constraint): Correct lexicographically
2550         judging.
2551         * graphite-dependences.h: New.
2552         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2553
2554 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2555
2556         * graphite-clast-to-gimple.c (print_clast_stmt): New.
2557         (gloog): Print to dump_file the generated clast.
2558         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2559         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2560
2561 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2562
2563         * graphite-poly.c (extend_scattering): Increment
2564         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2565
2566 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2567
2568         * graphite-interchange.c (compute_array_size_poly): Added exit of
2569         recursion condition.  Continue iterating even after the first equality.
2570         (compute_array_size): Same.
2571
2572 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2573
2574         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2575         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2576         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2577         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2578         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2579
2580 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2581
2582         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2583         only when the use verifies is_gimple_reg.
2584
2585 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2586
2587         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2588         Allocate scaldims after call to unify_scattering_dimensions.
2589
2590 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2591
2592         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2593
2594 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2595             Albert Cohen  <albert.cohen@inria.fr>
2596
2597         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2598         variables for the strip mining.
2599
2600 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2601             Pranav Garg  <pranav.garg2107@gmail.com>
2602
2603         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2604         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2605         (graphite-blocking.o): New rule.
2606         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2607         * graphite-blocking.c: New.
2608         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2609         flag_loop_strip_mine.
2610         (psct_scattering_dim_for_loop_depth): New.
2611         * graphite-poly.h (scop_do_strip_mine): Declared.
2612         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2613         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2614         flag_loop_strip_mine.
2615
2616 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2617
2618         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2619         a GMP value and a PPL coefficient at each iteration of a loop.
2620
2621 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2622
2623         * graphite-dependences.c (dependence_polyhedron): Do not use
2624         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2625         pbb_nb_scattering_transform.
2626         (graphite_legal_transform_dr): Same.
2627         * graphite-poly.c (extend_scattering): Same.
2628         (unify_scattering_dimensions): Same.
2629         (print_scattering_function): Same.
2630         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2631         PBB_NB_LOCAL_VARIABLES.
2632         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2633         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2634         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2635         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2636         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2637         (pbb_nb_scattering_transform): New.
2638         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2639         (psco_scattering_dim): Add assert on parameters.
2640         (psct_scattering_dim): Same.
2641         (psct_scattering_dim_for_loop_depth): Declared.
2642         (psct_local_var_dim): New.
2643         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2644         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2645         correct layout, call pbb_nb_local_vars.
2646         (psct_add_local_variable, psct_add_scattering_dimension): New.
2647         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2648         Initialize PBB_NB_SCATTERING_TRANSFORM.
2649
2650 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2651
2652         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2653         (set_coef): Renamed ppl_set_coef.
2654         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2655
2656 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2657
2658         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2659         test a boolean against 1.
2660         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2661         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2662         (pbb_do_interchange): Returns true when a transform has been performed.
2663         (scop_do_interchange): Same.
2664         * graphite-poly.c (apply_poly_transforms): Use the return value of
2665         scop_do_interchange.
2666         * graphite-poly.h (scop_do_interchange): Update declaration.
2667
2668 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2669
2670         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2671         after last use.
2672         * sese.c (sese_reset_aux_in_loops): New.
2673         * sese.h (sese_reset_aux_in_loops): New.
2674
2675 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2676
2677         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2678         multiplier and multiply the constant by the multiplier.
2679         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2680         (build_poly_dr): Do not use the multiplier to define the subscript.
2681
2682 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2683
2684         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2685         compiler's data reference.  Initialize PDR_CDR.
2686         (print_pdr): Call dump_data_reference.
2687         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2688         Add compiler_dr field.
2689         (PDR_BB): Renamed PDR_PBB.
2690         (PDR_CDR): New.
2691         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2692         GCC's data reference representation.
2693         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2694         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2695
2696 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2697
2698         * graphite-poly.c (print_scattering_function): Also print the layout.
2699         * graphite-poly.h (pbb_nb_local_vars): New.
2700
2701 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2702
2703         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2704
2705 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2706
2707         * graphite-poly.c (print_pdr, debug_pdr): New.
2708         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2709         (PDR_BASE): Removed.
2710
2711 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2712
2713         * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2714         ltrans-{1..6,8}.c.
2715
2716 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2717
2718         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2719         subscript identification column.
2720         (pbb_do_interchange): Print to dump_file that some loops "will be
2721         interchanged".  Rely on that chain of characters in the testcases.
2722         * gcc.dg/graphite/interchange-0.c: New.
2723         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2724         interchange-*.c files and compile them with -floop-interchange.
2725
2726 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2727
2728         * graphite-interchange.c (interchange_profitable_p): Renamed
2729         pbb_interchange_profitable_p.
2730
2731 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2732             Harsha Jagasia  <harsha.jagasia@amd.com>
2733             Pranav Garg  <pranav.garg2107@gmail.com>
2734
2735         * graphite-interchange.c (interchange_profitable_p): Make static.
2736         (pbb_interchange_loop_depths, pbb_do_interchange,
2737         scop_do_interchange): New.
2738         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2739         for flag_loop_interchange.
2740         * graphite-poly.h (scop_do_interchange): Declared.
2741         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2742         flag_loop_interchange is used.
2743
2744 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2745
2746         * graphite-dependences.c (dependence_polyhedron): Update use of
2747         pbb_nb_scattering_dims.
2748         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2749         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2750         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2751         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2752
2753 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2754
2755         * graphite.c: Cleanup foo.
2756
2757 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2758
2759         * Merge from mainline (r143684:148293).
2760         * Disabled libpcp until it gets fixed.
2761
2762 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2763             Harsha Jagasia  <harsha.jagasia@amd.com>
2764
2765         * graphite-interchange.c: New.
2766         * Makefile.in (graphite-interchange.o): New.
2767         * graphite-poly.h (interchange_profitable_p): Declared.
2768         * graphite-ppl.h (value_max): New.
2769
2770 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2771
2772         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2773         * graphite-poly.h: Fix some comments.
2774         (pdr_dim): New.
2775         (pdr_scop): New.
2776
2777 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2778
2779         * graphite-poly.h
2780         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2781         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2782         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2783         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2784         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2785         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2786         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2787         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2788         * graphite-clast-to-gimple.c: Same.
2789         * graphite-dependences.c: Same.
2790         * graphite-poly.c: Same.
2791         * graphite-sese-to-poly.c: Same.
2792
2793 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2794
2795         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2796         expressions for an IV rename, as returned by clast_to_gcc_expression.
2797         (copy_renames): Rename new_name to expr.
2798         * sese.c (debug_rename_elt): Same.
2799         (get_rename): Same.
2800         (set_rename): Same.
2801         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2802         the information from the rename map.
2803         (rename_variables_in_stmt): Same.
2804         (add_loop_exit_phis): Rename new_name to expr.
2805         (insert_loop_close_phis): Same.
2806         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2807         * sese.h (struct rename_map_elt): Rename new_name to expr.
2808         (new_rename_map_elt): Same.
2809
2810 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2811
2812         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2813         * sese.c (set_rename): Make it extern.
2814         * sese.h (set_rename): Declared.
2815
2816 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2817
2818         * graphite-poly.c (extend_scattering): Free values.
2819         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2820         Free iterators.
2821         (ppl_print_powerset_matrix): Same.
2822         * graphite-scop-detection.c (free_scops_1): New.
2823         (limit_scops): Call free_scops_1.
2824         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2825         (build_poly_dr): Free PPL coefficients.
2826         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2827
2828 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2829
2830         * graphite-dependences.c: New.
2831         * graphite-data-ref.c: Removed.
2832         * graphite-data-ref.h: Removed.
2833         * Makefile.in (graphite-data-ref.o): Removed.
2834         (graphite-dependences.o): Added.
2835         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2836         * graphite-poly.c: Same.
2837         Move the data dependence testing to graphite-dependences.c.
2838
2839 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2840
2841         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2842         from graphite_cannot_represent_loop. Code refactored.
2843         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2844
2845 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2846
2847         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2848         Cover all the testcases (not only the filtered ones).
2849
2850 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2851
2852         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2853         unnecessary check. Update comments. Move check for REAL_TYPE here.
2854         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2855         done in (stmt_simple_for_scop_p).
2856
2857 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2858
2859         * graphite.c (print_global_statistics): New.
2860         (print_graphite_scop_statistic): New.
2861         (print_graphite_statistics): New.
2862         (graphite_initialize, graphite_transform_loops): Print statistics.
2863         * graphite-scop-detection (build_scops): Print statistics.
2864         (print_graphite_scop_statistics): New.
2865         (print_graphite_statistics): New.
2866
2867 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2868
2869         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2870         (debug_clast_name_index): Removed.
2871         (debug_clast_name_indexes_1): Removed.
2872         (debug_clast_name_indexes): Removed.
2873         (clast_name_index_elt_info): Removed.
2874         (eq_clast_name_indexes): Removed.
2875         (clast_name_to_index): Removed.
2876         (new_clast_name_index): Removed.
2877         (save_clast_name_index): Removed.
2878         (save_var_name): Moved...
2879         (init_sese_params_index): Removed.
2880         (clast_name_to_gcc): Remove use of name_tree.
2881         (initialize_cloog_names): Same.
2882         (gloog): Do not call init_sese_params_index.
2883         * graphite-sese-to-poly.c (save_var_name): ...here.
2884         (parameter_index_in_region): New.
2885         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2886         (parameter_index_in_region): Removed.
2887         (is_parameter): Remove use of name_tree.
2888         * sese.h (struct name_tree): Removed.
2889         (struct sese): Remove use of name_tree.  New field params_names.
2890         (SESE_PARAMS_NAMES): New.
2891         (SESE_PARAMS): Remove duplicate.
2892         (parameter_index_in_region): Removed.
2893         (sese_nb_params): Remove use of name_tree.
2894         (struct clast_name_index): New.
2895         (new_clast_name_index): New.
2896         (clast_name_to_index): New.
2897         (save_clast_name_index): New.
2898         (debug_clast_name_index): New.
2899         (debug_clast_name_indexes_1): New.
2900         (debug_clast_name_indexes): New.
2901         (clast_name_index_elt_info): New.
2902         (eq_clast_name_indexes): New.
2903
2904 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2905
2906         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2907         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
2908         (graphite_loop_normal_form): Do not pass region.  Do not
2909         initialize SESE_OLDIVS.
2910         (build_graphite_loop_normal_form): Update call to
2911         graphite_loop_normal_form.
2912         * sese.c (debug_oldivs): Removed.
2913         (new_sese): Do not initialize SESE_OLDIVS.
2914         (free_sese): Do not free SESE_OLDIVS.
2915         (oldiv_for_loop): Removed.
2916         * sese.h (struct sese): Remove old_ivs.
2917         (SESE_OLDIVS): Removed.
2918         (oldiv_for_loop): Removed.
2919
2920 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2921
2922         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2923         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
2924         replaced by a call to newivs_to_depth_to_newiv.
2925         (clast_to_gcc_expression): Pass newivs, remove ivstack.
2926         (clast_to_gcc_expression_red): Same.
2927         (gcc_type_for_clast_expr): Same.
2928         (gcc_type_for_clast_eq): Same.
2929         (graphite_translate_clast_equation): Same.
2930         (graphite_create_guard_cond_expr): Same.
2931         (graphite_create_new_guard): Same.
2932         (graphite_create_new_loop): Same.
2933         (build_iv_mapping): Same.
2934         (translate_clast): Same.
2935         (gloog): Same.
2936         (loop_iv_stack_patch_for_consts): Removed.  *
2937         sese.c (iv_stack_entry_is_constant): Removed.
2938         (iv_stack_entry_is_iv): Removed.
2939         (loop_iv_stack_push_iv): Removed.
2940         (loop_iv_stack_insert_constant): Removed.
2941         (loop_iv_stack_pop): Removed.
2942         (loop_iv_stack_get_iv): Removed.
2943         (loop_iv_stack_get_iv_from_name): Removed.
2944         (debug_loop_iv_stack): Removed.
2945         (free_loop_iv_stack): Removed.
2946         (loop_iv_stack_remove_constants): Removed.  *
2947         sese.h (iv_stack_entry_kind): Removed.
2948         (iv_stack_entry_data_union): Removed.
2949         (iv_stack_entry_struct): Removed.
2950         (iv_stack_entry_p): Removed.
2951         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2952         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2953         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2954         loop_iv_stack_pop, free_loop_iv_stack): Removed.
2955         (gbb_loop_at_index): Fix indenting.
2956         (gbb_loop_index): Removed.
2957
2958 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2959
2960         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2961         Call clast_name_to_index.
2962
2963 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2964
2965         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2966         do not pass params.  Get params from SESE_PARAMS.
2967         (clast_to_gcc_expression): Same.
2968         (clast_to_gcc_expression_red): Same.
2969         (gcc_type_for_clast_eq): Same.
2970         (graphite_translate_clast_equation): Same.
2971         (graphite_create_new_loop): Same.
2972         * sese.c (rename_variables_in_stmt): Fix comment.
2973
2974 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2975
2976         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2977         newivs_index.
2978         Call save_clast_name_index.
2979         (translate_clast): Pass newivs_index.
2980         (gloog): Create and free newivs_index.
2981
2982 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2983
2984         * graphite-clast-to-gimple.c (clast_name_index): New structure.
2985         (clast_name_index_p): New type.
2986         (debug_clast_name_index): New.
2987         (debug_clast_name_indexes_1): New.
2988         (debug_clast_name_indexes): New.
2989         (clast_name_index_elt_info): New.
2990         (eq_clast_name_indexes): New.
2991         (clast_name_to_index): New.
2992         (new_clast_name_index): New.
2993         (save_clast_name_index): New.
2994         (init_sese_params_index): New.
2995         (gloog): Call init_sese_params_index.
2996         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2997         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2998         (free_sese): Free SESE_PARAMS_INDEX.
2999         * sese.h (struct sese): Add params_index.
3000         (SESE_PARAMS_INDEX): New.
3001
3002 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3003
3004         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3005         (graphite_create_new_loop): Pass the newivs vector.  Push the
3006         newly created IV to newivs.
3007         (translate_clast): Pass the newivs vector.
3008         (gloog): Create and destroy the newivs vector.
3009
3010 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3011
3012         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3013         (graphite_loop_normal_form): Initialize loop->aux with the unique
3014         IV that has been created.
3015
3016 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
3017
3018         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3019         scev with parameters in the base part. They where forbidden
3020         exidently.
3021
3022 2009-05-11  Li Feng  <nemokingdom@gmail.com>
3023
3024         * gcc.dg/graphite/graphite.exp: Set different default
3025         compile options by file names.
3026         * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3027         * gcc.dg/graphite/id-{1-9}.c: Ditto.
3028         * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3029         * gcc.dg/graphite/scop-matmult.c: Ditto.
3030
3031 2009-05-08  Li Feng <nemokingdom@gmail.com>
3032
3033         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3034         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3035         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3036         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3037
3038 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3039
3040         * graphite-scop-detection (build_scops_1): Fix little bug introduced
3041         by final cleanup.
3042
3043 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3044
3045         * graphite-scop-detection.c (graphite_can_represent_scev): Only
3046         allow integer constant strides.
3047         (graphite_can_represent_expr): Depend on outermost_loop.
3048         (stmt_simple_memref_p, graphite_cannot_represent_loop,
3049         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3050         build_scops_1): Same.
3051         (scopdet_basic_block_info): Same and insert layered SCoP
3052         detection.
3053         (try_generate_gimple_bb): Cleanup.
3054         (build_scops): Enable data references.
3055
3056         * gcc.dg/graphite/id-5.c: New.
3057         * gcc.dg/graphite/id-9.c: New.
3058         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3059         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3060
3061 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3062
3063         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3064         that we have not yet built for this SCoP.
3065
3066 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3067
3068         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3069         for complex numbers.
3070
3071 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3072
3073         * graphite-ppl.c: Fix build if cloog is not available.
3074
3075 2009-05-04  Li Feng  <nemokingdom@gmail.com>
3076
3077         * tree-parloops.c (loop_parallel_p): Remove construction of
3078         NITER and REDUCTION_LIST.
3079         (try_get_loop_niter): New.
3080         (try_create_reduction_list): New.
3081         (parallelize_loops): Bypass the failed checkings in autopar
3082         when can_be_parallel in loop structure is set to true.
3083
3084 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3085
3086         * gcc.dg/graphite/id-6.c: Update testcase.
3087         * gcc.dg/graphite/scop-3.c: Dito.
3088
3089 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3090
3091         * graphite-scop-detection.c (stmt_simple_for_scop_p):
3092         Enable EQ_EXPR and NE_EXPR again.
3093
3094 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3095
3096         * graphite-scop-detection.c (graphite_can_represent_scev):
3097         Add check if scev is affine multivariate.
3098         (harmful_stmt_in_bb): Check if we can represent the conditions.
3099         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3100         harmful_stmt_in_bb.
3101         * gcc.dg/graphite/id-7.c: New.
3102
3103 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3104
3105         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3106         Check all bbs in region, not only the bbs that are represented in
3107         GRAPHITE.
3108         (build_poly_scop): Add newline.
3109         * gcc.dg/graphite/id-8.c: New.
3110
3111 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3112
3113         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3114         when loop initialize.
3115         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3116         * common.opt: Declare flag_graphite_force_parallel.
3117         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3118         loop parallel.
3119         * graphite-poly.c (apply_poly_transforms): Introduce
3120         flag_graphite_force_parallel.
3121         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3122         * toplev.c (process_options): ditto and replace a not correctly
3123         encoded space.
3124
3125 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3126
3127         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3128         Change the call of gbb_loop_at_index and/or gbb_loop_index due
3129         to the redefinition.
3130         (compute_cloog_iv_types_1): ditto.
3131         (build_iv_mapping): ditto.
3132         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3133         initialization.
3134         (free_gimple_bb): Removed GBB_LOOPS related free part.
3135         (build_bb_loops): Removed.
3136         * sese.h (struct gimple_bb): Removed loops.
3137         (GBB_LOOPS): Removed.
3138         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3139         (gbb_loop_index): ditto.
3140
3141 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3142
3143         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3144         allow non constant strides.
3145         * gcc.dg/graphite/scop-20.c: New.
3146
3147 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3148
3149         * graphite-scop-detection.c (dot_all_scops): Fix system call
3150         return value warning.
3151         (dot_scop): Same.
3152
3153 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3154
3155         * gcc.dg/graphite/id-6.c: Fix pattern.
3156         * gcc.dg/graphite/scop-3.c: Same.
3157
3158 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3159
3160         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3161         build_pairwise_constraint, dr_equality_constraints,
3162         build_pairwise_scheduling_equality,
3163         build_pairwise_scheduling_inequality, lexicographically_gt_p,
3164         build_lexicographically_gt_constraint, dependence_polyhedron,
3165         graphite_legal_transform_dr, graphite_legal_transform_bb,
3166         graphite_legal_transform): New.
3167         * graphite-poly.h (graphite_legal_transform): Declared.
3168         * graphite-sese-to-poly.c (build_poly_scop): Call to
3169         graphite_legal_transform is disabled for the moment.
3170
3171 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3172
3173         * graphite-poly.h (pbb_nb_scattering_dims): New.
3174         (pbb_nb_scattering): Use it.
3175
3176 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3177
3178         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3179         Pointset_Powerset version of ppl_insert_dimensions.
3180         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3181
3182 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3183
3184         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3185
3186 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3187
3188         * graphite-poly.h: Fix comment.
3189
3190 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3191
3192         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3193
3194 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3195
3196         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3197         statements.
3198
3199 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3200
3201         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3202         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3203         conditions.
3204
3205 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
3206
3207         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3208         handle EQ_EXPR and NE_EXPR.
3209
3210 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
3211
3212         * graphite-poly.h (poly_dr): Fix comment.
3213
3214 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3215             Tobias Grosser  <grosser@fim.uni-passau.de>
3216
3217         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3218         with a zero dimension polyhedron.
3219         (find_scop_parameters): Move the call to scop_set_nb_params here.
3220         (build_loop_iteration_domains): Store in loop->aux the iteration
3221         domain polyhedron.
3222         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3223         by any loop in scop.
3224         (build_poly_scop): Do not call scop_set_nb_params.
3225
3226 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3227             Tobias Grosser  <grosser@fim.uni-passau.de>
3228
3229         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3230         add_condition_to_domain not GT_EXPR.
3231
3232 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3233
3234         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3235         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3236         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3237         upper_bound_assign to calculate unions.
3238         * gcc.dg/graphite/id-6.c: New.
3239
3240 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3241
3242         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3243         handle abnormal edges.
3244
3245 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3246
3247         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3248         (free_poly_bb): Also free poly_drs.
3249         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3250         (poly_dr): Polyhedron to Pointset_Powerset.
3251         (pdr_accessp_nb_subscripts): Same.
3252         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3253         poly_drs.
3254
3255 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3256
3257         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3258         names into more meaningful names.
3259
3260 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3261
3262         * gfortran.dg/graphite/interchange-1.c: New.
3263         * gfortran.dg/graphite/interchange-2.c: New.
3264
3265 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3266
3267         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3268         the reduction_list.
3269         * tree-parloops.c (rewrite_phi_with_iv): New.
3270         (rewrite_all_phi_nodes_with_iv): New.
3271         (canonicalize_loop_ivs): Call them.
3272
3273 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3274
3275         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3276         graphite_find_data_references_in_stmt.
3277         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3278         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3279
3280 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3281
3282         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3283
3284 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3285
3286         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3287         instead of bb_in_region.
3288         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3289         (build_sese_conditions): Use flag_bb_in_sese.
3290         * sese.c (register_bb_in_sese): Removed.
3291         (new_sese): Remove initialization of SESE_REGION_BBS.
3292         (free_sese): Do not free SESE_REGION_BBS.
3293         * sese.h (struct sese): Remove field region_basic_blocks.
3294         (SESE_REGION_BBS): Removed.
3295         (bb_in_sese_p): Implement in function of bb_in_region.
3296
3297 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3298
3299         * graphite-scop-detection.c (limit_scops): Deal only with single exit
3300         loops.
3301
3302 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3303
3304         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3305         and EQ_EXPR.
3306         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3307         (add_condition_to_domain): New.
3308         (add_condition_to_pbb): New.
3309         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3310         * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3311
3312 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3313
3314         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3315         ppl_Pointset_Powerset.
3316         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3317         * graphite-poly.h (poly_bb): poly_bb.domain Same.
3318         (pbb_nb_loops): Same.
3319         * graphite-sese-to-poly.c (build_loop_iteration_domains,
3320         add_conditions_to_domain): Same.
3321         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
3322         (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
3323         ppl_const_Polyhedron_t.
3324         (ppl_print_powerset_matrix): New.
3325         * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
3326         ppl_print_powerset_matrix): New.
3327         (ppl_print_polyhedron_matrix): Updated.
3328
3329 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3330
3331         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
3332
3333 2009-04-07  Sebastian Pop  <sebastian.pop@amd.com>
3334
3335         * graphite-poly.c (extend_scattering): Fix indenting.  Free cstr.
3336         (print_iteration_domains, debug_iteration_domain,
3337         debug_iteration_domains): New.
3338         * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
3339         debug_iteration_domains): Declared.
3340         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
3341         indenting.
3342
3343 2009-04-03  Tobias Grosser  <grosser@fim.uni-passau.de>
3344             Sebastian Pop  <sebastian.pop@amd.com>
3345
3346         * graphite-poly.h (print_iteration_domain): New.
3347         * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
3348         (build_sese_conditions_1, build_sese_conditions_after,
3349         build_sese_conditions_before): New.
3350         (build_sese_conditions): Rewritten.
3351
3352 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3353             Tobias Grosser  <grosser@fim.uni-passau.de>
3354
3355         Cleanup of code generation liveouts.
3356         * graphite-clast-to-gimple.c (translate_clast): Use a single
3357         rename_map instead of one per translated statement.
3358         Do not use SESE_LIVEOUT_RENAMES.
3359         (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
3360         (gloog): Do not use SESE_LIVEOUT_RENAMES.
3361         * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
3362         phi node of a reduction: when a loop contains a reduction used outside
3363         the loop, there should be a scalar close phi node on the exit block.
3364         * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
3365         SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
3366         (free_sese): Do not free them.
3367         (sese_build_liveouts_use): Do not use them.
3368         (sese_build_liveouts_bb): Same.
3369         (sese_build_liveouts): Same.
3370         (sese_insert_phis_for_liveouts): Same.
3371         (sese_adjust_phis_for_liveouts): Same.  Renamed sese_adjust_liveout_phis.
3372         (defined_in_loop_p): New.
3373         (alive_after_loop): New.
3374         (close_phi_not_yet_inserted_p): New.
3375         (struct alep, alep_p): New.
3376         (add_loop_exit_phis): Remove from the rename_map all the names defined
3377         in the code generated loop.
3378         (insert_loop_close_phis): Traverse the rename_map passed to it.
3379         Don't use SESE_LIVEOUT_RENAMES.
3380         (default_liveout_before_guard): Renamed default_before_guard.
3381         (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
3382         (graphite_copy_stmts_from_block): Do not directly call set_rename.
3383         (register_sese_liveout_renames): Removed.
3384         (copy_bb_and_scalar_dependences): Do not call it.
3385         * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
3386         reduction_list.
3387         (SESE_LIVEOUT): Removed.
3388         (SESE_LIVEOUT_RENAMES): Removed.
3389         (SESE_REDUCTION_LIST): Removed.
3390         (sese_build_liveouts): Removed.
3391         (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
3392         (insert_loop_close_phis): Pass a htab_t instead of a sese.
3393         (insert_guard_phis): Same.
3394         (rename_map_elt): Declare a VEC of them.
3395         * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3396         trees not pointers to trees.
3397
3398         Rewrite in canonical close SSA form:
3399         * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
3400         (limit_scops): Close the scop after the block containing the close phi
3401         nodes.
3402         (canonicalize_loop_closed_ssa): New.
3403         (canonicalize_loop_closed_ssa_form): New.
3404         (build_scops): Call canonicalize_loop_closed_ssa_form.
3405
3406         * graphite-sese-to-poly.c: Fix typos.
3407
3408 2009-04-03  Sebastian Pop  <sebastian.pop@amd.com>
3409
3410         * graphite-poly.c (print_scattering_function, print_pbb_