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Make print_scop output the scoplib format.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog.graphite
1 2010-03-16  Sebastian Pop  <sebastian.pop@amd.com>
2
3         * graphite-poly.c (print_scattering_function): Pretty print following
4         the scoplib format.
5         (print_pdr): Same.
6         (print_pbb_domain): Same.
7         (dump_gbb_cases): Same.
8         (dump_gbb_conditions): Same.
9         (print_pdrs): Same.
10         (print_pbb): Same.
11         (print_scop_params): Same.
12         (print_scop_context): Same.
13         (print_scop): Same.
14         (print_pbb_body): New.
15         (lst_indent_to): New.
16         (print_lst): Start new lines with a #.
17         * graphite-poly.h (pbb_bb): New.
18         (pbb_index): Use pbb_bb.
19         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
20         disjuncts.
21         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
22
23 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
24
25         PR middle-end/43351
26         * gcc.dg/graphite/id-pr43351.c
27
28 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
29
30         PR middle-end/43354
31         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
32         call insert_out_of_ssa_copy for default definitions.
33         * gfortran.dg/graphite/id-pr43354.f: New.
34
35 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
36
37         PR middle-end/43349
38         * gfortran.dg/graphite/pr43349.f: New.
39
40 2010-03-11  Sebastian Pop  <sebastian.pop@amd.com>
41
42         * graphite-clast-to-gimple.c (my_long_long): Defined.
43         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
44         * graphite-sese-to-poly.c (my_long_long): Defined.
45         (scop_ivs_can_be_represented): Use it.
46
47 2010-03-10  Sebastian Pop  <sebastian.pop@amd.com>
48
49         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
50         graphite-max-bbs-per-function, and loop-block-tile-size.
51         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
52         with "maximum".
53         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
54
55 2010-03-10  Sebastian Pop  <sebastian.pop@amd.com>
56
57         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
58         forward declaration.
59         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
60         (add_upper_bounds_from_estimated_nit): New.
61         (build_loop_iteration_domains): Use it.
62
63 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
64
65         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
66
67 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
68
69         PR middle-end/43306
70         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
71         should be an INTEGER_CST.  Also handle CASE_CONVERT.
72         * gcc.dg/graphite/pr43306.c: New.
73
74 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
75
76         * graphite.c (graphite_initialize): To bound the number of bbs per
77         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
78         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
79         * doc/invoke.texi: Document it.
80
81 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
82
83         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
84         * graphite-sese-to-poly.h (build_poly_scop): Same.
85
86 2010-03-09  Sebastian Pop  <sebastian.pop@amd.com>
87
88         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
89         the number of parameters in the scop.  Use as an upper bound
90         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
91         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
92         * doc/invoke.texi: Document it.
93
94 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
95
96         * graphite-sese-to-poly.c (add_param_constraints): Use
97         lower_bound_in_type and upper_bound_in_type.
98
99 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
100
101         * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
102         instead of unsigned_type_node.
103
104 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
105             Reza Yazdani  <reza.yazdani@amd.com>
106
107         PR middle-end/43065
108         * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
109         on pointer type parameters.
110
111         * gcc.dg/graphite/run-id-4.c: New.
112
113 2010-03-05  Sebastian Pop  <sebastian.pop@amd.com>
114
115         PR middle-end/43065
116         * gcc.dg/graphite/run-id-3.c: New.
117
118 2010-03-05  Tobias Grosser  <grosser@fim.uni-passau.de>
119             Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
120
121         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
122         handle conversions from pointer to integers.
123         (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
124         induction variable, to be able to work with code generated by CLooG.
125         * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
126         (build_poly_scop): Bail out if we cannot codegen a loop.
127
128 2010-03-04  Tobias Grosser  <grosser@fim.uni-passau.de>
129
130         * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
131         code generation with gloog_error.
132
133 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
134
135         * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
136         Call fold_convert on all the returned values.
137         (expand_scalar_variables_expr): Pass to expand_scalar_variables_ssa_name
138         the type of the resulting expression.
139
140 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
141
142         * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
143         ppl_min_for_le_pointset.  Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
144         * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
145
146 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
147
148         * graphite-dependences.c (map_into_dep_poly): Removed.
149         (dependence_polyhedron_1): Use combine_context_id_scat.
150
151 2010-03-04  Sebastian Pop  <sebastian.pop@amd.com>
152
153         * graphite-poly.h (struct poly_scattering): Add layout documentation.
154         (struct poly_bb): Same.
155         (combine_context_id_scat): New.
156
157 2010-03-02  Sebastian Pop  <sebastian.pop@amd.com>
158
159         PR middle-end/42326
160         * sese.c (name_defined_in_loop_p): Return false for default
161         definitions.
162
163         * gcc.dg/graphite/pr42326.c: New.
164
165 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
166
167         * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
168         and clean up the logic.
169
170 2010-02-23  Sebastian Pop  <sebastian.pop@amd.com>
171
172         * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
173         early return.
174
175 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
176
177         PR middle-end/43083
178         * graphite-scop-detection.c (create_single_exit_edge): Move
179         the call to find_single_exit_edge to....
180         (create_sese_edges): ...here.  Don't handle multiple edges
181         exiting the function.
182         (build_graphite_scops): Don't handle multiple edges
183         exiting the function.
184
185         * gcc.dg/graphite/pr43083.c: New.
186
187 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
188
189         PR middle-end/43097
190         * sese.c (get_rename): Assert that old_name is an SSA_NAME.
191         (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
192
193         * gfortran.dg/graphite/pr43097.f: New.
194
195 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
196             Manuel López-Ibáñez  <manu@gcc.gnu.org>
197
198         PR middle-end/43140
199         * g++.dg/graphite/pr41305.C: Add -Wno-conversion-null.
200
201 2010-02-22  Sebastian Pop  <sebastian.pop@amd.com>
202
203         PR middle-end/43026
204         * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
205
206         * g++.dg/graphite/pr43026.C: New.
207
208 2010-02-13  Tobias Grosser  <grosser@fim.uni-passau.de>
209
210         * Merge from mainline (154736:156693).
211
212 2010-02-11  Sebastian Pop  <sebastian.pop@amd.com>
213
214         PR middle-end/43012
215         * gcc.dg/graphite/pr43012.c: New.
216
217 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
218
219         * graphite.c (graphite_transform_loops): Re-enable dbg_cnt.
220 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
221
222         * g++.dg/graphite/pr42930.C: New.
223
224 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
225
226         PR middle-end/42930
227         * graphite-scop-detection.c (graphite_can_represent_scev): Call
228         graphite_can_represent_init for MULT_EXPR.
229
230 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
231
232         PR middle-end/42914
233         PR middle-end/42530
234         * graphite-sese-to-poly.c (remove_phi): New.
235         (translate_scalar_reduction_to_array): Call remove_phi.
236
237         * gcc.dg/graphite/pr42530.c: New.
238         * gcc.dg/graphite/pr42914.c: New.
239
240 2010-02-10  Sebastian Pop  <sebastian.pop@amd.com>
241
242         PR middle-end/42771
243         * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
244         * graphite-clast-to-gimple.h (gloog): Update declaration.
245         * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
246         * graphite-poly.h (struct poly_bb): Add missing comments.
247         (struct scop): Add poly_scop_p field.
248         (POLY_SCOP_P): New.
249         * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
250         * graphite.c (graphite_transform_loops): Build the polyhedral
251         representation for each scop before code generation.
252         * sese.c (rename_variables_in_operand): Removed.
253         (rename_variables_in_expr): Return the renamed expression.
254         (rename_sese_parameters): New.
255         * sese.h (rename_sese_parameters): Declared.
256
257         * gcc.dg/graphite/pr42771.c: New.
258
259 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
260
261         * gcc.dg/graphite/block-0.c: Call abort for runtime test.  Always
262         return 0 from main.
263         * gcc.dg/graphite/block-1.c: Same.
264         * gcc.dg/graphite/block-3.c: Same.
265         * gcc.dg/graphite/block-4.c: Same.
266         * gcc.dg/graphite/block-5.c: Same.
267         * gcc.dg/graphite/block-6.c: Same.
268         * gcc.dg/graphite/block-7.c: Same.
269         * gcc.dg/graphite/interchange-0.c: Same.
270         * gcc.dg/graphite/interchange-1.c: Same.
271         * gcc.dg/graphite/interchange-10.c: Same.
272         * gcc.dg/graphite/interchange-11.c: Same.
273         * gcc.dg/graphite/interchange-12.c: Same.
274         * gcc.dg/graphite/interchange-2.c: Same.
275         * gcc.dg/graphite/interchange-3.c: Same.
276         * gcc.dg/graphite/interchange-4.c: Same.
277         * gcc.dg/graphite/interchange-5.c: Same.
278         * gcc.dg/graphite/interchange-6.c: Same.
279         * gcc.dg/graphite/interchange-7.c: Same.
280         * gcc.dg/graphite/interchange-8.c: Same.
281         * gcc.dg/graphite/interchange-9.c: Same.
282         * gcc.dg/graphite/interchange-mvt.c: Same.
283
284 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
285
286         * gfortran.dg/graphite/id-19.f: New.
287         * gfortran.dg/graphite/pr14741.f90: New.
288         * gfortran.dg/graphite/pr41924.f90: New.
289         * gfortran.dg/graphite/run-id-2.f90: New.
290
291 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
292
293         PR middle-end/42988
294         * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
295         to unknown_dependence.
296         (graphite_legal_transform_dr): Handle the unknown_dependence.
297         (graphite_carried_dependence_level_k): Same.
298
299 2010-02-07  Sebastian Pop  <sebastian.pop@amd.com>
300
301         * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
302
303 2010-02-05  Sebastian Pop  <sebastian.pop@amd.com>
304             Konrad Trifunovic  <konrad.trifunovic@inria.fr>
305
306         PR middle-end/42637
307         * graphite-dependences.c (build_lexicographical_constraint): Return
308         a union of dependence polyhedra.
309         (dependence_polyhedron_1): Adapt for build_lexicographical_constraint.
310
311         * gcc.dg/graphite/block-0.c: Enable runtime check.  XFAILed.
312         * gcc.dg/graphite/block-4.c: Same.
313         * gcc.dg/graphite/block-7.c: Same.
314         * gcc.dg/graphite/interchange-12.c: Same.
315         * gcc.dg/graphite/interchange-mvt.c: Same.
316         * gfortran.dg/graphite/interchange-1.f: XFAILed.
317         * gfortran.dg/graphite/interchange-3.f90: XFAILed.
318         * gfortran.dg/graphite/run-id-1.f: New testcase for PR42637.
319
320 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
321
322         * gcc.dg/graphite/interchange-12.c: Return 0 to avoid
323         the execution check to FAIL.  This testcase is miscompiled by Graphite
324         and the check should be re-enabled.
325         * gcc.dg/graphite/interchange-mvt.c: Same.
326         * gcc.dg/graphite/block-0.c: Same.
327         * gcc.dg/graphite/block-4.c: Same.
328         * gcc.dg/graphite/block-7.c: Same.
329
330 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
331
332         * gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.
333         * gcc.dg/graphite/scop-0.c: Fix spaces.
334         * gfortran.dg/graphite/block-1.f90: Rewrite expected output.
335         * gfortran.dg/graphite/block-2.f: Same.
336         * gfortran.dg/graphite/block-3.f90: Same.
337         * gfortran.dg/graphite/block-4.f90: Same.
338         * gfortran.dg/graphite/interchange-1.f: Un-XFAILed.
339         * gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.
340
341 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
342
343         * graphite-dependences.c (new_poly_ddr): Initialize PDDR_KIND and
344         PDDR_ORIGINAL_SCATTERING_P.
345         (pddr_is_empty): Rewritten.
346         (print_dependence_polyhedron_layout): New.
347         (print_pddr): New.
348         (debug_pddr): New.
349         (build_alias_set_powerset): Moved up.
350         (poly_drs_may_alias_p): Moved up.
351         (lexicographically_gt_p): Removed.
352         (build_lexicographically_gt_constraint): Renamed
353         build_lexicographical_constraint, reimplemented.
354         (dependence_polyhedron_1): Simplified parameters.
355         (dependence_polyhedron): Same.  Keep along empty PDDRs
356         to make efficient use of the cache.
357         (reduction_dr_p): Compute the PBBs don't pass them as parameters.
358         (graphite_legal_transform_dr): Rewritten.
359         (graphite_legal_transform_bb): Pass fewer arguments to
360         graphite_legal_transform_dr.
361         (graphite_carried_dependence_level_k): Simplified implementation.
362         (dot_original_deps_stmt_1): Call dependence_polyhedron.
363         (dot_transformed_deps_stmt_1): Same.
364         (dot_original_deps): Same.
365         (dot_transformed_deps): Same.
366         * graphite-dependences.h (struct poly_ddr): Added a new field
367         original_scattering_p.
368         (PDDR_ORIGINAL_SCATTERING_P): New.
369         (print_pddr): Declared.
370         (debug_pddr): Declared.
371         * graphite-ppl.c: Clarify comment.
372         * sese.h (print_gimple_bb): Removed unused declaration.
373         (debug_gbb): Same.
374
375 2010-02-03  Sebastian Pop  <sebastian.pop@amd.com>
376
377         * g++.dg/graphite/graphite.exp: Rewritten.
378         * gcc.dg/graphite/graphite.exp: Rewritten.
379         * gfortran.dg/graphite/graphite.exp: Rewritten.
380         * gcc.dg/graphite/block-0.c: Added runtime test.
381         * gcc.dg/graphite/block-1.c: Same.
382         * gcc.dg/graphite/block-3.c: Same.
383         * gcc.dg/graphite/block-4.c: Same.
384         * gcc.dg/graphite/block-5.c: Same.
385         * gcc.dg/graphite/block-6.c: Same.
386         * gcc.dg/graphite/block-7.c: Same.
387         * gcc.dg/graphite/interchange-0.c: Same.
388         * gcc.dg/graphite/interchange-1.c: Same.
389         * gcc.dg/graphite/interchange-10.c: Same.
390         * gcc.dg/graphite/interchange-11.c: Same.
391         * gcc.dg/graphite/interchange-12.c: Same.
392         * gcc.dg/graphite/interchange-2.c: Same.
393         * gcc.dg/graphite/interchange-3.c: Same.
394         * gcc.dg/graphite/interchange-4.c: Same.
395         * gcc.dg/graphite/interchange-5.c: Same.
396         * gcc.dg/graphite/interchange-6.c: Same.
397         * gcc.dg/graphite/interchange-7.c: Same.
398         * gcc.dg/graphite/interchange-8.c: Same.
399         * gcc.dg/graphite/interchange-9.c: Same.
400         * gcc.dg/graphite/interchange-mvt.c: Same.
401         * gcc.dg/graphite/run-id-2.c: Remove useless dg-do run.
402
403 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
404
405         * graphite-scop-detection.c (dot_all_scops): Make calls to dot run in
406           background.
407
408 2010-01-22  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
409
410         * common.opt: Add -fgraphite-cloog-opts.
411         * graphite-clast-to-gimple.c (set_cloog_options): Same.
412         * opts.c (decode_options): Same.
413
414 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
415
416         * gcc.dg/graphite/id-17.c: New.
417         * gcc.dg/graphite/pr41888.c: New.
418         * gcc.dg/graphite/scop-22.c: New.
419         * gfortran.dg/graphite/pr40982.f90: New.
420
421 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
422
423         * graphite-dependences.c: Clarify comments.
424         (build_pddr): Add an extra parameter direction.
425         (graphite_legal_transform_dr): Use build_pddr.
426         (dot_original_deps_stmt_1): Update use of build_pddr.
427         (dot_transformed_deps_stmt_1): Same.
428         (dot_original_deps): Same.
429         (dot_transformed_deps): Same.
430
431         * gcc.dg/graphite/interchange-12.c: New.
432         * gcc.dg/graphite/block-7.c: New.
433
434 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
435
436         * graphite-dependences.c (pddr_original_scattering): Renamed build_pddr.
437         (pddr_transformed_scattering): Removed.
438         (graphite_legal_transform_dr): Use build_pddr.
439         (dot_original_deps_stmt_1): Same.
440         (dot_transformed_deps_stmt_1): Same.
441         (dot_original_deps): Same.
442         (dot_transformed_deps): Same.
443
444 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
445
446         * graphite-dependences.c (lexicographically_gt_p): Add comments.
447         (build_lexicographically_gt_constraint): Same.
448         (dependence_polyhedron_1): Same.
449         (dependence_polyhedron): Same.
450
451 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
452
453         * graphite-dependences.c (build_pairwise_scheduling_equality): Removed.
454         (build_pairwise_scheduling_inequality): Renamed build_pairwise_scheduling.
455         (lexicographically_gt_p): Change type of direction to int.
456         (build_lexicographically_gt_constraint): Same.
457         (dependence_polyhedron_1): Same.
458         (dependence_polyhedron): Same.
459         (pddr_original_scattering): Use integers for direction.
460         (pddr_transformed_scattering): Same.
461         (graphite_legal_transform_dr): Same.
462         (graphite_carried_dependence_level_k): Same.
463
464 2010-01-20  Sebastian Pop  <sebastian.pop@amd.com>
465
466         * graphite-dependences.c (build_pairwise_constraint): Renamed
467         ppl_build_relation.  Moved...
468         (dr_equality_constraints): Use ppl_build_relation.
469         (build_pairwise_scheduling_equality): Same.
470         (build_pairwise_scheduling_inequality): Same.
471         * graphite-ppl.c (ppl_build_relation): ...here.
472         * graphite-ppl.h (ppl_build_relation): Declared.
473
474 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
475
476         PR middle-end/42681
477         * graphite-clast-to-gimple.c (gloog_error): New static variable.
478         (clast_to_gcc_expression): Do not build MULT_EXPR of POINTER_TYPE_P.
479         Set gloog_error when such an expression failed to be built.
480         (translate_clast): Early return when gloog_error is set.
481         (gloog): Clear gloog_error.  When gloog_error is set, call
482         set_ifsese_condition to enable the original code.  Return the status
483         of the code generation based on gloog_error.
484         * sese.c (set_ifsese_condition): New.
485         * sese.h (set_ifsese_condition): Declared.
486
487         * g++.dg/graphite/pr42681.C: New.
488
489 2010-01-14  Sebastian Pop  <sebastian.pop@amd.com>
490
491         PR middle-end/42732
492         * graphite-clast-to-gimple.c (gloog): Call scev_reset_htab and
493         rename_nb_iterations.
494         * sese.c (rename_variables_in_operand): New.
495         (rename_variables_in_expr): New.
496         (rename_nb_iterations): New.
497         (sese_adjust_liveout_phis): Update the rename_map.
498         * sese.h (rename_nb_iterations): Declared.
499         * tree-scalar-evolution.c (scev_reset_htab): New.
500         (scev_reset): Call scev_reset_htab.
501         * tree-scalar-evolution.h (scev_reset_htab): Declared.
502
503         * gfortran.dg/graphite/pr42732.f: New.
504
505 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
506
507         PR middle-end/42393
508         * graphite-clast-to-gimple.c: Fix formatting.
509         * sese.c (defined_in_loop_p): Renamed name_defined_in_loop_p.
510         (expr_defined_in_loop_p): New.
511         (add_loop_exit_phis): Also handle full expressions: remove from
512         the rename_map the expressions defined in the loop that we're closing.
513
514         * gfortran.dg/graphite/pr42393-1.f90: New.
515         * gfortran.dg/graphite/pr42393.f90: Add new flags
516         -fno-loop-block -fno-loop-interchange -fno-loop-strip-mine to also
517         make this testcase useful in the Graphite branch.
518
519 2010-01-08  Sebastian Pop  <sebastian.pop@amd.com>
520
521         * graphite-scop-detection.c (exclude_component_ref): Removed.
522         (is_simple_operand): Removed.
523         (stmt_simple_for_scop_p): Remove use of is_simple_operand.
524
525 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
526
527         PR middle-end/42221
528         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
529         the array indexing of ADDR_EXPRs.
530
531         * gcc.dg/graphite/pr42221.c: New.
532
533 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
534
535         PR middle-end/42521
536         * graphite.c (graphite_finalize): Call scev_reset.
537         (graphite_transform_loops): Do not call scev_reset between the code
538         generation of scops.
539
540         * gcc.dg/graphite/pr42521.c: New.
541
542 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
543
544         * graphite-interchange.c (memory_stride_in_loop): Renamed
545         pdr_stride_in_loop.
546         (memory_strides_in_loop): Renamed memory_strides_in_loop_1.
547         (memory_strides_in_loop): Memoize the memory strides per loop.
548         (lst_interchange_profitable_p): Do not initialize to zero the memory
549         strides.
550         * graphite-poly.h (struct lst): Add a field memory_strides.
551         (LST_LOOP_MEMORY_STRIDES): New.
552         (new_lst_loop): Initialize LST_LOOP_MEMORY_STRIDES to -1.
553         (free_lst): Clear LST_LOOP_MEMORY_STRIDES.
554
555 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
556
557         * graphite-interchange.c (memory_strides_in_loop_depth): Renamed
558         memory_strides_in_loop.  Gather memory strides on a whole loop.
559         (pbb_interchange_profitable_p): Renamed lst_interchange_profitable_p.
560         (lst_interchange_profitable_p): Removed.
561         (lst_try_interchange_loops): Call lst_interchange_profitable_p.
562
563 2010-01-07  Sebastian Pop  <sebastian.pop@amd.com>
564
565         Revert patch 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
566         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
567         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
568         Remove context_loop and level.
569
570 2010-01-07  Richard Guenther  <rguenther@suse.de>
571
572         PR tree-optimization/42641
573         * sese.c (rename_map_elt_info): Use the SSA name version, do
574         not hash pointers.
575
576 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
577
578         * graphite-blocking.c (scop_do_block): Print "SCoP will be loop
579         blocked" only when both the strip mine and the interchange have
580         been applied.
581
582         * gcc.dg/graphite/block-2.c: Removed.
583         * gcc.dg/graphite/block-3.c: Add scan pattern.
584         * gcc.dg/graphite/block-4.c: Same.
585         * gcc.dg/graphite/block-5.c: Same.
586         * gcc.dg/graphite/block-6.c: Same.
587
588 2010-01-06  Sebastian Pop  <sebastian.pop@amd.com>
589
590         * graphite-clast-to-gimple.c (save_clast_name_index): Free slot
591         before allocating a new one.
592         (copy_renames): Check that slot is not NULL.
593         (mark_bb_with_pbb): Same.
594         (compute_cloog_iv_types_1): Same.
595         * graphite-interchange.c (lst_perfect_nestify): Free the before,
596         nest, and after LSTs.
597         (lst_try_interchange_loops): Same.
598
599 2010-01-05  Sebastian Pop  <sebastian.pop@amd.com>
600
601         PR middle-end/42178
602         * graphite-interchange.c (lst_try_interchange_loops): Do not return
603         the before, nest, and after LSTs.
604         (lst_try_interchange): Removed.
605         (lst_interchange_select_inner): Do not iterate over the LSTs if they
606         were modified.
607         (lst_interchange_select_outer): Apply interchange on the outer loop
608         until there are no more changes in the inner loops.
609
610 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
611
612         Revert patch fixing PR middle-end/42221.
613
614 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
615
616         PR middle-end/42180
617         * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
618         GIMPLE_CALL.
619
620         * gfortran.dg/graphite/pr42180.f90: Add compile flags.
621
622 2009-12-18  Sebastian Pop  <sebastian.pop@amd.com>
623
624         PR middle-end/42180
625         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
626         that contain only one statement.
627
628         * gfortran.dg/graphite/pr42180.f90: New.
629
630 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
631
632         PR middle-end/42393
633         * gfortran.dg/graphite/pr42393.f90: New.
634
635 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
636
637         PR middle-end/42186
638         * gfortran.dg/graphite/pr42186.f90: New.
639
640 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
641
642         PR middle-end/42205
643         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
644         Insert the reduction copy in the same block as the phi node.
645         (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
646
647         * gcc.dg/graphite/pr42205-1.c: New.
648         * gcc.dg/graphite/pr42205-2.c: New.
649
650 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
651
652         PR middle-end/42221
653         * sese.c (expand_scalar_variables_expr): Follow the SSA links into
654         the array indexing of ADDR_EXPRs.
655
656         * gcc.dg/graphite/pr42221.c: New.
657
658 2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>
659
660         PR middle-end/42178
661         PR middle-end/42334
662         * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
663         index.  Call lst_interchange_select_inner only once.
664         (lst_interchange_select_inner): Update use of lst_try_interchange.
665         (lst_interchange_select_outer): Update.
666
667 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
668
669         PR middle-end/42178
670         PR middle-end/42334
671         * graphite-interchange.c (lst_try_interchange): Do not increment the
672         the OUTER index when there is no AFTER kernel.  Do not increment the
673         OUTER index for after processing the AFTER kernel.
674         (lst_interchange_select_inner): Call lst_try_interchange only on loops.
675         (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
676         index.  Do not pass to lst_interchange_select_inner the OUTER index.
677         (scop_do_interchange): Update use of lst_interchange_select_outer.
678
679         * gfortran.dg/graphite/graphite.exp
680         (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
681         * gfortran.dg/graphite/interchange-1.f: Add comment.  Clean
682         the graphite dump file.
683         * gfortran.dg/graphite/interchange-2.f: Same.
684         * gfortran.dg/graphite/pr42334-1.f: New.
685
686 2009-12-15  Sebastian Pop  <sebastian.pop@amd.com>
687
688         PR middle-end/42178
689         PR middle-end/42334
690         * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
691         that are empty.
692         (lst_do_interchange_1): Renamed lst_interchange_select_inner.
693         (lst_try_interchange): Reimplemented.
694         (lst_interchange_select_inner): Same.
695         (lst_do_interchange): Renamed lst_interchange_select_outer.
696         Reimplemented.
697         (scop_do_interchange): Update use of lst_interchange_select_outer.
698
699         * g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
700         * gcc.dg/graphite/block-0.c: Un-XFAILed.
701         * gcc.dg/graphite/pr42211.c: New.
702         * gfortran.dg/graphite/pr42334.f90: New.
703
704 2009-12-14  Sebastian Pop  <sebastian.pop@amd.com>
705
706         PR middle-end/42181
707         * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
708         carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
709
710         * gfortran.dg/graphite/pr42181.f90: New.
711
712 2009-12-12  Sebastian Pop  <sebpop@gmail.com>
713
714         PR middle-end/42284
715         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
716         insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
717         (detect_commutative_reduction_arg): Simplified.
718         (detect_commutative_reduction): Early return when the argument of
719         the close phi is not of an SSA_NAME.
720
721         * gcc.dg/graphite/pr42284.c: New.
722
723 2009-12-11  Alexander Monakov  <amonakov@ispras.ru>
724
725         * dbgcnt.def (graphite_scop): New counter.
726         * graphite.c: Include dbgcnt.h
727         (graphite_transform_loops): Use new counter to limit transformations.
728
729 2009-12-08  Sebastian Pop  <sebpop@gmail.com>
730
731         PR middle-end/42285
732         * graphite-scop-detection.c (graphite_can_represent_init): Also
733         handle more complex MULT_EXPRs containing parameters by recursion
734         on the structure.
735
736         * gfortran.dg/graphite/pr42285.f90: New.
737
738 2009-12-01  Tobias Grosser  <grosser@fim.uni-passau.de>
739
740         * g++.dg/graphite/pr42130.C: Fix type.
741
742 2009-11-29  Alexander Monakov <amonakov@gcc.gnu.org>
743
744         * g++.dg/graphite/pr42130.C: Correct testcase.
745
746 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
747
748         * Merge from mainline (154493:154734).
749
750 2009-11-28 Tobias Grosser  <grosser@fim.uni-passau.de>
751
752         * Merge from mainline (151362:154491).
753
754 2009-11-24  Tobias Grosser  <grosser@fim.uni-passau.de>
755
756         * graphite-clast-to-gimple.c (try_mark_loop_parallel,
757         graphite_create_new_loop_guard, translate_clast_for): Fix comments.
758
759 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
760
761         PR middle-end/42130
762         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
763         translate_clast_for_loop): New.
764         (translate_clast_for): Add a condition around the loop, to do not
765         execute loops with zero iterations.
766         * g++.dg/graphite/pr42130.C: New.
767         * gcc.dg/graphite/pr35356-2.c: Adapt.
768
769 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
770
771         * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
772         (translate_clast_for, translate_clast_guard, translate_clast, gloog):
773         Remove context_loop and level.
774
775 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
776
777         * graphite-clast-to-gimple.c (translate_clast_user,
778         translate_clast_for, translate_clast_guard): Simplify and move common
779         elements to translate_clast().
780         (translate_clast): Simplify and get common elements.
781
782 2009-11-23  Tobias Grosser  <grosser@fim.uni-passau.de>
783
784         * graphite-clast-to-gimple.c (translate_clast_user,
785         translate_clast_for, translate_clast_guard): Split out of
786         translate_clast.
787
788 2009-11-21  Tobias Grosser  <grosser@fim.uni-passau.de>
789
790         * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
791         clast_name_to_index, save_clast_name_index, debug_clast_name_index,
792         debug_clast_name_indexes_1, debug_clast_name_indexes,
793         clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
794         (clast_name_to_gcc, clast_to_gcc_expression,
795         clast_to_gcc_expression_red, gcc_type_for_clast_expr,
796         gcc_type_for_clast_eq, graphite_translate_clast_equation,
797         graphite_create_guard_cond_expr, graphite_create_new_loop,
798         translate_clast): Add params_index.
799         (initialize_cloog_names): Create parameter strings from scratch, do
800         not reference other strings.
801         (create_params_index): New.
802         (gloog): Initialize params_index.
803         * graphite-scop-detection (free_scops_1): Removed.
804         (limit_scops): Use normal free_scops.
805         * graphite-sese-to-poly.c (save_var_names): Removed.
806         (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
807         and SESE_PARAMS_INDEX.
808         * sese.c (new_sese, free_sese): Dito.
809         * sese.h (struct sese): Remove params_index, params_names.
810         (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
811
812 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
813
814         Revert the following patch from 2009-09-14:
815         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
816         tree-scalar-evolution.h, and then tree-data-ref.h.
817         * graphite-clast-to-gimple.c: Same.
818         * graphite-dependences.c: Same.
819         * graphite-interchange.c: Same.
820         * graphite-poly.c: Same.
821         * graphite-scop-detection.c: Same.
822         * graphite-sese-to-poly.c: Same.
823         * graphite.c: Same.
824         * lambda-code.c: Same.
825         * matrix-reorg.c: Same.
826         * tree-data-ref.c: Same.
827         * tree-if-conv.c: Same.
828         * tree-loop-distribu: Same.: Same.
829         * tree-loop-linear.c: Same.
830         * tree-parloops.c: Same.
831         * tree-predcom.c: Same.
832         * tree-vect-patterns.c: Same.
833
834 2009-11-20  Sebastian Pop  <sebastian.pop@amd.com>
835
836         Revert patch from 2009-09-14.
837         * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
838         passes at -O1 and below.
839
840 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
841
842         PR middle-end/40281
843         * gcc.dg/graphite/pr40281.c: New.
844
845         * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
846         evolutions should not variate in inner loops.
847
848 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
849
850         PR middle-end/42050
851         * gfortran.dg/graphite/pr42050.f90: New.
852
853 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
854
855         * graphite-interchange.c (memory_strides_in_loop_depth): New.
856         (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
857
858 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
859
860         * graphite-blocking.c (scop_do_block): New.
861         * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
862         * graphite-poly.h (scop_do_block): Declared.
863
864 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
865
866         * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
867         depth is the loop nesting depth in the LST.  Call psct_dynamic_dim
868         to transform depth into the time_depth before calling
869         pbb_number_of_iterations_at_time.
870         (lst_do_strip_mine): Use a scalar variable instead of recomputing
871         lst_depth.
872
873 2009-11-18  Sebastian Pop  <sebastian.pop@amd.com>
874
875         Reverted the patch for "scattering permutations" from 2009-10-28.
876
877         * graphite-poly.c (print_permutation): New.
878         (debug_permutation): New.
879         (new_poly_bb): Initialize PBB_PERMUTATION.
880         (free_poly_bb): Free PBB_PERMUTATION.
881         * graphite-poly.h (pbb_permutation_elt_p): Declared.
882         (struct pbb_permutation_elt): New.
883         (PBB_PERMUTATION_ELT_STRIDE): New.
884         (PBB_PERMUTATION_ELT_STRIDED_P): New.
885         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
886         (new_pbb_permutation_elt): New.
887         (pbb_permutation_elt_free): New.
888         (struct poly_bb): Add field permutation.
889         (PBB_PERMUTATION): New.
890         (print_permutation): Declared.
891         (debug_permutation): Declared.
892
893 2009-11-04  Konrad Trifunovic  <konrad.trifunovic@inria.fr>
894
895         * graphite-interchange.c (build_partial_difference): New.
896         (memory_stride_in_loop): Refactored the computation of
897         equality constraints into build_partial_difference function.
898         Added support for debugging stride computations.
899
900 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
901
902         * graphite-clast-to-gimple.c (gloog): Free if_region,
903         if_region->true_region, and if_region->region.
904         * sese.c (if_region_set_false_region): Free if_region->false_region.
905         (create_if_region_on_edge): Do not use GGC_NEW.
906         (move_sese_in_condition): Remove useless initialization.
907
908 2009-11-03  Sebastian Pop  <sebastian.pop@amd.com>
909
910         * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
911         for the loops created by the loop distribution.  Do not modify the
912         input LSTs.
913         (lst_try_interchange_loops): Same.  Use a temporary LST for the
914         transformed schedule.  Call lst_update_scattering before data
915         dependence analysis.
916         (lst_try_interchange): Pass an extra parameter INDEX.
917         (lst_do_interchange_1): New.
918         (lst_do_interchange): Call lst_do_interchange_1.
919         (scop_do_interchange): Call lst_update_scattering.
920         * graphite-poly.c (apply_poly_transforms): Do not call
921         lst_update_scattering.
922         * graphite-poly.h (lst_pred): New.
923         (lst_succ): New.
924         (lst_find_first_pbb): Return NULL when not found.
925         (lst_empty_p): New.
926         (lst_insert_in_sequence): Allow LST1 to be NULL.
927         (lst_replace): New.
928         (lst_substitute_3): New.
929         * gcc.dg/graphite/interchange-1.c: XFail.
930         * gcc.dg/graphite/interchange-8.c: XFail.
931         * gcc.dg/graphite/interchange-11.c: XFail.
932
933 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
934
935         * graphite-interchange.c (lst_perfectly_nested_p): New.
936         (lst_perfect_nestify): New.
937         (lst_try_interchange_loops): Call store_lst_schedule,
938         lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
939         (scop_do_interchange): Avoid redundant legality test.
940         Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
941         * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
942         * graphite-poly.h (psct_static_dim): New.
943         (lst_dewey_number_at_depth): New.
944         (lst_find_pbb): Restructured.
945         (lst_find_first_pbb): Restructured.
946         (lst_find_last_pbb): New.
947         (lst_contains_p): New.
948         (lst_contains_pbb): New.
949         (lst_create_nest): New.
950         (lst_remove_from_sequence): New.
951         (pbb_update_scattering): New.
952         (lst_update_scattering_under): New.
953         (lst_update_scattering_seq): New.
954         (lst_update_scattering): New.
955         (lst_insert_in_sequence): New.
956         (lst_distribute_lst): New.
957         (lst_remove_all_before_including_pbb): New.
958         (lst_remove_all_before_excluding_pbb): New.
959
960 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
961
962         * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
963         get_loop_exit_edges.
964
965 2009-10-30  Sebastian Pop  <sebastian.pop@amd.com>
966
967         * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
968
969 2009-10-28  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
970
971         * graphite-poly.c (print_permutation): New.
972         (debug_permutation): New.
973         (new_poly_bb): Initialize PBB_PERMUTATION.
974         (free_poly_bb): Free PBB_PERMUTATION.
975         * graphite-poly.h (pbb_permutation_elt_p): Declared.
976         (struct pbb_permutation_elt): New.
977         (PBB_PERMUTATION_ELT_STRIDE): New.
978         (PBB_PERMUTATION_ELT_STRIDED_P): New.
979         (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
980         (new_pbb_permutation_elt): New.
981         (pbb_permutation_elt_free): New.
982         (struct poly_bb): Add field permutation.
983         (PBB_PERMUTATION): New.
984         (print_permutation): Declared.
985         (debug_permutation): Declared.
986
987 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
988
989         * graphite-clast-to-gimple.c (gloog): Do not call
990         sese_reset_aux_in_loops.
991         * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
992         extra argument for domains.  Do not use loop->aux.
993         (build_scop_iteration_domain): Initialize and free domains, pass it
994         to build_loop_iteration_domains and extract the information from
995         domains.  Do not use loop->aux.
996         * sese.c (sese_reset_aux_in_loops): Removed.
997         * sese.h (sese_reset_aux_in_loops): Removed.
998
999 2009-10-26  Sebastian Pop  <sebastian.pop@amd.com>
1000
1001         * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
1002         (dependency_in_loop_p): Same.
1003         (translate_clast): Do not use loop->aux.  Initialize
1004         loop->can_be_parallel.
1005         (mark_loops_parallel): Removed.
1006         * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
1007         * graphite.c (free_aux_in_new_loops): Removed.
1008         (graphite_finalize): Do not call free_aux_in_new_loops.
1009         (graphite_transform_loops): Do not call mark_loops_parallel.
1010
1011 2009-10-26  Li Feng  <nemokingdom@gmail.com>
1012
1013         * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
1014         (translate_clast): Pass an extra parameter LEVEL.
1015         Call get_scattering_level.
1016         * graphite-clast-to-gimple.h (get_scattering_level): New.
1017
1018 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1019
1020         * cfgloop.c (alloc_loop): Initialize loop->single_iv.
1021         * cfgloop.h (struct loop): New field single_iv.
1022
1023         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
1024         loop->aux anymore: use loop->single_iv.
1025         (graphite_loop_normal_form): Moved...
1026         (build_graphite_loop_normal_form): Removed.
1027         (gloog): Do not call build_graphite_loop_normal_form.
1028         (free_aux_in_new_loops): Moved...
1029         (mark_loops_parallel): Restructure.
1030         * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
1031         * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
1032         (scop_canonicalize_loops): New.
1033         (build_poly_scop): Call scop_canonicalize_loops.
1034         * graphite.c (free_aux_in_new_loops): ...here.
1035
1036 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1037
1038         * g++.dg/graphite/graphite.exp: Add the same rules as in
1039         gcc.dg/graphite/graphite.exp.
1040
1041 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1042
1043         * g++.dg/graphite/id-1.C: New.
1044
1045 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1046
1047         * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
1048         argument base_name.
1049         (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
1050         (rewrite_phi_out_of_ssa): Same.
1051         (rewrite_cross_bb_scalar_deps): Same.
1052         (translate_scalar_reduction_to_array): Same.
1053
1054 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1055
1056         * graphite-sese-to-poly.c (build_scop_drs): Disable call to
1057         dump_alias_graphs.
1058
1059 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1060
1061         * graphite-sese-to-poly.c (dump_alias_graphs): New.
1062         (build_scop_drs): Call dump_alias_graphs.
1063
1064 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1065
1066         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
1067         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1068         (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
1069         SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
1070         * graphite-poly.h (free_lst): New.
1071         (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
1072         (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
1073
1074 2009-10-22  Sebastian Pop  <sebastian.pop@amd.com>
1075
1076         * graphite-poly.h (struct scop): Add a field saved_schedule.
1077         (SCOP_SAVED_SCHEDULE): New.
1078         (store_lst_schedule): New.
1079         (restore_lst_schedule): New.
1080         (store_scattering): Call store_lst_schedule.
1081         (restore_scattering): Call restore_lst_schedule.
1082
1083 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1084
1085         * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
1086         (pdr_add_alias_set): Same.
1087         (build_poly_dr): Same.
1088         (build_alias_set_optimal_p): Same.
1089         (build_base_obj_set_for_drs): Same.  Do not store the result of
1090         graphds_dfs.
1091
1092 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1093
1094         * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
1095         all_components_are_cliques to 1.
1096
1097 2009-10-20  Li Feng  <nemokingdom@gmail.com>
1098
1099         * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
1100         the new structure.
1101         (pdr_add_alias_set): Update retrieving alias_set_num.
1102         (build_poly_dr): Update retrieving dr_base_object_set.
1103         (partition_drs_to_sets): Remove.
1104         (build_alias_set_optimal_p): New.
1105         (build_alias_set_for_drs): Rename.
1106         (build_scop_drs): Update.
1107         * graphite-sese-to-poly.h (struct base_alias_pair): New.
1108         (ALIAS_SET_INDEX): Remove.
1109         (BASE_OBJECT_SET_INDEX): Remove.
1110
1111 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1112
1113         * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
1114
1115 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1116
1117         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
1118         loop upper bounds for 1-element arrays at end of structures.
1119         * tree-flow.h (array_at_struct_end_p): Declared.
1120         * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
1121
1122 2009-10-20  Sebastian Pop  <sebastian.pop@amd.com>
1123
1124         * g++.dg/graphite/pr41305.C: New.
1125
1126 2009-10-20  Alexander Monakov  <amonakov@ispras.ru>
1127
1128         * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
1129         construction of parameter constraints from loop iteration analysis.
1130         * gcc.dg/graphite/run-id-2.c: New test.
1131
1132 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1133
1134         * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
1135         and new_cstr.
1136
1137 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1138
1139         * graphite-dependences.c (dependence_polyhedron_1): Remove
1140         unused gdim dimensions from the DDR polyhedron.
1141
1142 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1143
1144         * graphite-dependences.c (pddr_transformed_scattering): New.
1145         (dot_original_deps_stmt_1): New.
1146         (dot_transformed_deps_stmt_1): New.
1147         (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
1148         dot_transformed_deps_stmt_1.
1149         (dot_original_deps): New.
1150         (dot_transformed_deps): New.
1151         (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
1152
1153 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1154
1155         * graphite-dependences.c (reduction_dr_1): Remove wrong
1156         assert: reduction BBs can have multiple reduction writes
1157         to memory.  interchange-3.f90 is an example.
1158
1159 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1160
1161         * gfortran.dg/graphite/interchange-3.f90: New.
1162
1163 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1164
1165         * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
1166
1167 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1168
1169         * graphite-dependences.c (dependence_polyhedron_1): Add the
1170         context to the dependence polyhedron.
1171
1172 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1173
1174         * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
1175         PBB_PDR_DUPLICATES_REMOVED.
1176         (new_poly_bb): Same.
1177
1178 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1179
1180         * graphite-sese-to-poly.c (find_scop_parameters): Initialize
1181         SCOP_CONTEXT.
1182         (build_loop_iteration_domains): Extract bounds on parameters
1183         based on the data size.
1184         (build_scop_context): Do not initialize SCOP_CONTEXT;
1185         add new constraints.
1186
1187 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1188
1189         * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
1190         * graphite-ppl.h (graphite-ppl.h): Declared.
1191
1192 2009-10-17  Sebastian Pop  <sebastian.pop@amd.com>
1193
1194         * graphite-ppl.c (ppl_print_linear_expr): New.
1195         (debug_ppl_linear_expr): New.
1196         * graphite-ppl.h (ppl_print_linear_expr): Declared.
1197         (debug_ppl_linear_expr): Declared.
1198
1199 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1200
1201         * graphite-interchange.c: Fix comments.
1202         * gcc.dg/graphite/block-1.c: Fix comments.
1203
1204 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1205
1206         * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
1207         * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
1208
1209 2009-10-16  Sebastian Pop  <sebastian.pop@amd.com>
1210
1211         Reapply the patch from Alexander Monakov that disappeared during
1212         the last merges from trunk.
1213
1214         2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1215
1216         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1217         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1218
1219 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1220
1221         * graphite-interchange.c (memory_stride_in_loop): The depth
1222         argument corresponds to a dynamic time dimension, so use
1223         psct_dynamic_dim to refer to the transformed scattering dimension.
1224
1225 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1226
1227         * graphite-interchange.c (memory_stride_in_loop): Fix comments.
1228
1229 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1230
1231         * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
1232         root of the LST.
1233         * graphite-interchange.c (lst_do_interchange): Avoid interchanging
1234         the root of the LST.
1235         * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
1236         fake loop.
1237         (print_lst): Print the root of LST in a different format.
1238         * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
1239
1240 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1241
1242         * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
1243
1244 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1245
1246         * doc/passes.texi: Document the Graphite infrastructure.
1247
1248 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1249
1250         * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
1251         (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
1252         and check the SSA representation.
1253
1254         * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
1255
1256 2009-10-15  Sebastian Pop  <sebastian.pop@amd.com>
1257
1258         * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
1259
1260 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1261
1262         * gcc.dg/graphite/interchange-11.c: New.
1263
1264 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1265
1266         * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
1267
1268 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1269
1270         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1271         Add -fno-loop-strip-mine and -fno-loop-interchange.
1272         (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
1273         -fno-loop-strip-mine.
1274         * gfortran.dg/graphite/graphite.exp: Same.
1275
1276 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1277
1278         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1279         Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
1280         (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
1281         DEFAULT_FLAGS_GRAPHITE_IDENTITY.
1282         (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
1283         DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
1284         (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
1285         DEFAULT_FLAGS_GRAPHITE_SCOP.
1286         (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
1287         (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
1288
1289 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1290
1291         * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
1292
1293 2009-10-14  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1294             Sebastian Pop  <sebastian.pop@amd.com>
1295
1296         * graphite-interchange.c (build_linearized_memory_access): Pass an
1297         offset as parameter.
1298         (memory_stride_in_loop): Include transform scattering in the
1299         access functions to be able to querry the strides in the
1300         transformed loops.
1301         (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
1302         not the psct_iterator_dim.
1303
1304 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1305
1306         * graphite-blocking.c (pbb_do_strip_mine): Removed.
1307         (lst_do_strip_mine_loop): New.
1308         (lst_do_strip_mine): New.
1309         (scop_do_strip_mine): Call lst_do_strip_mine.
1310         * graphite-poly.h (lst_add_loop_under_loop): New.
1311         (lst_find_first_pbb): New.
1312
1313 2009-10-14  Sebastian Pop  <sebastian.pop@amd.com>
1314
1315         * graphite-poly.c (loop_to_lst): Fix LST creation.
1316
1317 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1318
1319         * gcc.dg/graphite/id-15.c: (8 * 8) replaced with
1320         sizeof(unsigned long) to make it run on 32bit systems.
1321
1322 2009-10-14  Tobias Grosser  <grosser@fim.uni-passau.de>
1323
1324         * gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
1325         SEGFAULT on 32bit.
1326
1327 2009-10-14  Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
1328
1329         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
1330         Comment.
1331         (write_alias_graph_to_ascii_dot): New.
1332         (write_alias_graph_to_ascii_ecc): Ditto.
1333         (partition_drs_to_sets): Add testing of optimality of current method
1334         which assigns alias numbers according to DFS Comopnent number.  used
1335         as heuristic for the upcoming ECC algorithm.
1336         (build_scop_drs): Write to file also with the ecc and dot format.
1337
1338 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1339
1340         * gfortran.dg/graphite/interchange-1.f: XFail.
1341
1342 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1343
1344         * graphite.c (graphite_initialize): Do not handle functions with
1345         more than 100 basic blocks.
1346
1347 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1348
1349         * graphite-blocking.c (pbb_do_strip_mine): Use
1350         PARAM_LOOP_BLOCK_TILE_SIZE.
1351
1352 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1353
1354         * graphite-poly.c (dot_lst_1): New.
1355         (dot_lst): New.
1356         * graphite-poly.h (dot_lst): Declared.
1357
1358 2009-10-13  Sebastian Pop  <sebastian.pop@amd.com>
1359
1360         * graphite-dependences.c (dot_deps_stmt_1): New.
1361         (dot_deps_stmt): New.
1362         * graphite-dependences.h (dot_deps_stmt): Declared.
1363
1364 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1365
1366         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
1367         not replace cross BB scalar dependences ending on PHI nodes.
1368         (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
1369
1370 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1371
1372         * graphite-poly.c (apply_poly_transforms): Implement the high
1373         level driver for flag_loop_block.
1374         * opts.c (decode_options): Enable flag_loop_block at -O2.
1375         * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
1376         flag_loop_block.
1377
1378         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
1379         -floop-block.
1380         * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
1381         Add -floop-block.
1382
1383 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1384
1385         * graphite-poly.h (lst_find_pbb): New.
1386         (find_lst_loop): New.
1387
1388 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1389
1390         * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
1391         * graphite-poly.h (struct scop): Remove dep_graph field.
1392         (SCOP_DEP_GRAPH): Removed.
1393
1394 2009-10-09  Sebastian Pop  <sebastian.pop@amd.com>
1395
1396         * graphite-poly.h (copy_lst): Do full copy of LST.
1397
1398 2009-10-07  Sebastian Pop  <sebastian.pop@amd.com>
1399
1400         * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
1401         when the loop stride is zero.
1402
1403         * gcc.dg/graphite/id-16.c: New.
1404
1405 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1406
1407         * graphite-dependences.c (reduction_dr_1): New.
1408         (reduction_dr_p): New.
1409         (graphite_legal_transform_dr): Call reduction_dr_p.
1410         (reduction_ddr): Renamed reduction_ddr_p.
1411         * graphite-poly.h (same_pdr_p): New.
1412         (number_of_write_pdrs): New.
1413         * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
1414         (split_reduction_stmt): Do not split reduction statements
1415         when there are no writes to memory.
1416         (translate_scalar_reduction_to_array_for_stmt): Insert the
1417         memory reduction statement just after the scalar reduction statement.
1418
1419         * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
1420         Un-XFAIL-ed.
1421         * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
1422         * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
1423
1424 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1425
1426         * graphite-interchange.c (lst_apply_interchange): New.
1427         (lst_interchange_profitable_p): New.
1428         (lst_try_interchange_loops): New.
1429         (lst_try_interchange): New.
1430         (lst_do_interchange): New.
1431         (pbb_do_interchange): Removed.
1432         (scop_do_interchange): Call lst_do_interchange.
1433
1434 2009-10-06  Sebastian Pop  <sebastian.pop@amd.com>
1435
1436         * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
1437         SCOP_TRANSFORMED_SCHEDULE.
1438         (loop_to_lst): New.
1439         (scop_to_lst): New.
1440         (print_lst): New.
1441         (debug_lst): New.
1442         * graphite-poly.h (lst_p): New.
1443         (struct lst): New.
1444         (LST_LOOP_P): New.
1445         (LST_LOOP_FATHER): New.
1446         (LST_PBB): New.
1447         (LST_SEQ): New.
1448         (scop_to_lst): Declared.
1449         (print_lst): Declared.
1450         (debug_lst): Declared.
1451         (new_lst_loop): New.
1452         (new_lst_stmt): New.
1453         (copy_lst): New.
1454         (lst_depth): New.
1455         (lst_dewey_number): New.
1456         (struct scop): Add original_schedule and transformed_schedule fields.
1457         (SCOP_ORIGINAL_SCHEDULE): New.
1458         (SCOP_TRANSFORMED_SCHEDULE): New.
1459         * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
1460
1461 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1462
1463         * graphite-dependences.c (reduction_ddr): New.
1464         (graphite_legal_transform_bb): Call reduction_ddr.
1465         * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
1466         Initialize PBB_IS_REDUCTION.
1467         * graphite-poly.h (struct poly_bb): New bool field is_reduction.
1468         (PBB_IS_REDUCTION): New.
1469         (new_poly_bb): Update declaration.
1470         * graphite-scop-detection.h (build_scop_bbs): Removed.
1471         (nb_reductions_in_loop): Removed.
1472         * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
1473         parameter for reductions.
1474         (try_generate_gimple_bb): Update call to new_poly_bb.
1475         (build_scop_bbs_1): Same.
1476         (build_scop_bbs): Same.
1477         (gsi_for_phi_node): New.
1478         (scalar_close_phi_node_p): Remove gcc_assert.
1479         (split_reduction_stmt): New.
1480         (is_reduction_operation_p): New.
1481         (phi_contains_arg): New.
1482         (follow_ssa_with_commutative_ops): New.
1483         (detect_commutative_reduction_arg): New.
1484         (detect_commutative_reduction_assign): New.
1485         (follow_inital_value_to_phi): New.
1486         (edge_initial_value_for_loop_phi): New.
1487         (initial_value_for_loop_phi): New.
1488         (detect_commutative_reduction): New.
1489         (translate_scalar_reduction_to_array_for_stmt): New.
1490         (insert_copyout): New.
1491         (insert_copyin): New.
1492         (translate_scalar_reduction_to_array): New.
1493         (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
1494         (rewrite_commutative_reductions_out_of_ssa_loop): New.
1495         (rewrite_commutative_reductions_out_of_ssa): New.
1496         (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
1497         * sese.h (split_region_for_bb): New.
1498
1499         * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
1500         * gcc.dg/graphite/interchange-1.c: Fix format.
1501         * gcc.dg/graphite/interchange-10.c: New.
1502
1503 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1504
1505         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
1506         buggy assert.
1507
1508 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1509
1510         * graphite-sese-to-poly.c (scev_analyzable_p): New.
1511         (rewrite_cross_bb_scalar_dependence): New.
1512         (rewrite_cross_bb_scalar_deps): New.
1513         (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
1514         Call rewrite_cross_bb_scalar_deps.
1515
1516 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1517
1518         * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
1519         (insert_out_of_ssa_copy): Directly use gsi_after_labels and
1520         gsi_for_stmt.
1521
1522 2009-10-05  Sebastian Pop  <sebastian.pop@amd.com>
1523
1524         * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
1525         * graphite-interchange.c (pbb_do_interchange): Same.
1526         * graphite-poly.c (print_scattering_function): Same.
1527         (debug_pdrs): Same.
1528         * graphite-poly.h (pbb_loop): New.
1529         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
1530
1531 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1532
1533         * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
1534
1535 2009-09-27  Sebastian Pop  <sebastian.pop@amd.com>
1536
1537         * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
1538         so don't pass a pointer to it.
1539         (build_alias_set_for_drs): Same.
1540         (build_base_obj_set_for_drs): Same.
1541         (build_scop_drs): Same.
1542
1543 2009-09-26  Li Feng  <nemokingdom@gmail.com>
1544
1545         * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
1546         the alias graph of data references.
1547
1548 2009-09-25  Li Feng  <nemokingdom@gmail.com>
1549
1550         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
1551         (build_scop_drs): When debugging, write the alias graph to file,
1552         otherwise, should be disabled.
1553
1554 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1555
1556         * Merge from mainline (151310:151361).
1557
1558 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1559
1560         * Merge from mainline (151171:151310).
1561
1562 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1563
1564         * Merge from mainline (151171:151806).
1565
1566 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1567
1568         * Revert the last commit.
1569
1570 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1571
1572         * Merge from mainline (151171:151819).
1573
1574 2009-09-17  Sebastian Pop  <sebastian.pop@amd.com>
1575
1576         * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
1577         (is_simple_operand): Remove call to stmt_simple_memref_p.
1578         (stmt_simple_for_scop_p): Update call to is_simple_operand.
1579
1580 2009-09-17  David Edelsohn  <edelsohn@gnu.org>
1581
1582         * gcc.dg/graphite/interchange-mvt.c: New File.
1583         * gcc.dg/graphite/scop-dsyrk.c: New File.
1584         * gcc.dg/graphite/scop-dsyr2k.c: New File.
1585         * gcc.dg/graphite/scop-mvt.c: New File.
1586         * gcc.dg/graphite/scop-sor.c: New File.
1587
1588 2009-09-17 Li Feng  <nemokingdom@gmail.com>
1589
1590         * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
1591         (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
1592         (graphite_carried_dependence_level_k): Ditto.
1593         * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
1594         * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
1595         (new_poly_dr): Adjust declaration.
1596         * graphite-sese-to-poly.c (free_data_refs_aux): New.
1597         (free_gimple_bb): Added free_data_refs_aux.
1598         (build_poly_dr): Add dr_base_object_set.
1599         (partition_drs_to_sets): New.
1600         (dr_same_base_object_p): New.
1601         (build_alias_set_for_drs): New.
1602         (build_base_object_set_for_drs): New.
1603         (build_scop_drs): Add build_base_obj_set_for_drs.
1604         * graphite-sese-to-poly.h: Added #define for alias set number index and
1605         base object set index.
1606         * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
1607         * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
1608
1609 2009-09-16  Alexander Monakov  <amonakov@ispras.ru>
1610
1611         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
1612         for ARRAY_REFs.  Use array_ref_{low,up}_bound to determine bounds.
1613
1614 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1615
1616         * graphite-sese-to-poly.c (struct irp_data): Removed.
1617         (idx_record_params): Removed.
1618         (find_params_in_bb): Scan for parameters the access functions; don't
1619         parse the tree representation.
1620
1621 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1622
1623         * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
1624         passes at -O1 and below.
1625
1626 2009-09-14  Sebastian Pop  <sebastian.pop@amd.com>
1627
1628         * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1629         tree-scalar-evolution.h, and then tree-data-ref.h.
1630         * graphite-clast-to-gimple.c: Same.
1631         * graphite-dependences.c: Same.
1632         * graphite-interchange.c: Same.
1633         * graphite-poly.c: Same.
1634         * graphite-scop-detection.c: Same.
1635         * graphite-sese-to-poly.c: Same.
1636         * graphite.c: Same.
1637         * lambda-code.c: Same.
1638         * matrix-reorg.c: Same.
1639         * tree-data-ref.c: Same.
1640         * tree-if-conv.c: Same.
1641         * tree-loop-distribu: Same.: Same.
1642         * tree-loop-linear.c: Same.
1643         * tree-parloops.c: Same.
1644         * tree-predcom.c: Same.
1645         * tree-vect-patterns.c: Same.
1646
1647 2009-09-02  Sebastian Pop  <sebastian.pop@amd.com>
1648
1649         Partially revert the previous patch, except the following.
1650         * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1651         as parameters the operands of the not expression.
1652
1653 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1654
1655         * tree-scalar-evolution.c (instantiate_scev_assign): New.
1656         Do not call analyze_scalar_evolution on assignments.
1657         (instantiate_scev_phi): Call analyze_scalar_evolution.
1658         (instantiate_scev_name): Call instantiate_scev_assign and
1659         instantiate_scev_phi.
1660         (instantiate_scev_not): Adapted to pass as parameters the operands
1661         of the not expression.
1662
1663 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1664
1665         * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1666         to pass as parameters the operands of the binary expression.
1667
1668 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1669
1670         * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1671         instantiate_scev_not.  Handle NEGATE_EXPR.
1672         (instantiate_scev_r): Handle NEGATE_EXPR.
1673
1674 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1675
1676         * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1677         instantiate_scev_r.
1678         (instantiate_scev_r): Move code in instantiate_scev_2
1679         and instantiate_scev_1.
1680
1681 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1682
1683         * tree-scalar-evolution.c (instantiate_scev_3): New.
1684         (instantiate_scev_1): Move code in instantiate_scev_3.
1685
1686 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1687
1688         * tree-scalar-evolution.c (instantiate_scev_poly): New.
1689         (instantiate_scev_1): Move code in instantiate_scev_poly.
1690
1691 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1692
1693         * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1694         (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1695
1696 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1697
1698         * tree-scalar-evolution.c (instantiate_scev_convert): New.
1699         (instantiate_scev_1): Move code in instantiate_scev_convert.
1700
1701 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1702
1703         * tree-scalar-evolution.c (instantiate_scev_binary): New.
1704         (instantiate_scev_1): Move code in instantiate_scev_binary.
1705
1706 2009-09-01  Sebastian Pop  <sebastian.pop@amd.com>
1707
1708         * tree-scalar-evolution.c (instantiate_scev_name): New.
1709         (instantiate_scev_1): Move code in instantiate_scev_name.
1710
1711 2009-08-28  Sebastian Pop  <sebastian.pop@amd.com>
1712
1713         * Merge from mainline (150992:151171).
1714
1715 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1716
1717         * opts.c (decode_options): Enable flag_loop_interchange at -O2.
1718
1719 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1720
1721         * graphite-dependences.c (graphite_legal_transform_bb): Call
1722         pbb_remove_duplicate_pdrs.
1723         * graphite-poly.c (can_collapse_pdr): Removed.
1724         (pdr_find_duplicate): Removed.
1725         (can_collapse_pdrs): New.
1726         (pbb_remove_duplicate_pdrs): New.
1727         (new_poly_dr): Do not look for duplicates.
1728         * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1729         (PBB_PDR_DUPLICATES_REMOVED): New.
1730         (pbb_remove_duplicate_pdrs): Declared.
1731
1732 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1733
1734         * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1735         the strides by multiplying by PDR_NB_REFS.
1736         * graphite-poly.c (can_collapse_pdr): New.
1737         (pdr_find_duplicate): New.
1738         (new_poly_dr): Call pdr_find_duplicate.  Collapse duplicate PDRs.
1739         Initialize PDR_NB_REFS.
1740         * graphite-poly.h (struct poly_dr): Add field nb_refs.
1741         (PDR_NB_REFS): New.
1742         (new_poly_dr): Number of subscripts is a graphite_dim_t.
1743
1744 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1745
1746         Revert one of the previous commits:
1747         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1748         the computation of symmetric data dependence relations.
1749         (dependency_between_pbbs_p): Same.
1750
1751 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1752
1753         PR middle-end/40965
1754         * graphite-poly.c (apply_poly_transforms): Remove legality test before
1755         any transform.
1756
1757 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1758
1759         * graphite-dependences.c (pddr_original_scattering): Return NULL
1760         for read-read dependence relations.
1761         * graphite-poly.h (enum poly_dr_type): Fix comment.
1762         (pdr_read_p): New.
1763         (pdr_write_p): New.
1764         (pdr_may_write_p): New.
1765
1766 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1767
1768         * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1769         (struct poly_dr): Same.
1770         (new_poly_dr): Same.
1771         * graphite-poly.c (new_poly_dr): Same.
1772
1773 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1774             Sebastian Pop  <sebastian.pop@amd.com>
1775
1776         * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1777         pbb_strip_mine_time_depth.  Changed the implementation so that
1778         transformation is expressed as a transformation on
1779         time (scatttering) dimensions.  Also, ensures that the 2d+1
1780         scheduling format is preserved.
1781         (pbb_strip_mine_profitable_p): Profitability is based on the
1782         iteration number of a given time (scattering) dimension,
1783         and not on a original loop depth dimension.
1784         (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1785         (pbb_do_strip_mine): Call psct_dynamic_dim.
1786         * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1787         * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1788         (pbb_nb_dynamic_scattering_transform): New.
1789         (psct_dynamic_dim): New.
1790
1791 2009-08-25  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1792
1793         * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1794         * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1795         * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1796         * graphite-interchange.c (build_linearized_memory_access): Same.
1797         (memory_stride_in_loop): Same.
1798
1799 2009-08-25  Sebastian Pop  <sebastian.pop@amd.com>
1800
1801         * graphite-dependences.c (pddr_original_scattering): New.
1802         (graphite_legal_transform_dr): Call pddr_original_scattering.
1803         (dot_deps_1): New.
1804         (dot_deps): New.
1805         * graphite-dependences.h (dot_deps): Declared.
1806         * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1807         (print_pdr): Print PDR_ID.
1808         * graphite-poly.h (struct poly_dr): Add field id.
1809         (PDR_ID): New.
1810         (pbb_index): New.
1811         * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1812
1813 2009-08-22  Sebastian Pop  <sebastian.pop@amd.com>
1814
1815         * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1816         not delete the original dependence relation.
1817
1818 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1819
1820         * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1821         the computation of symmetric data dependence relations.
1822         (dependency_between_pbbs_p): Same.
1823
1824 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1825
1826         * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1827         (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1828         (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1829         (free_poly_ddr): New.
1830         (pddr_is_empty): New.
1831         (dependence_polyhedron_1): Now returns a poly_ddr_p.
1832         (dependence_polyhedron): Same.  Remove useless gcc_assert.
1833         Remove fprintfs.
1834         (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1835         (graphite_carried_dependence_level_k): Call pddr_is_empty.
1836         * graphite-dependences.h (enum poly_dependence_kind): New.
1837         (poly_dr_pair): Renamed poly_ddr.  Added a field kind.
1838         (PDRP_SOURCE): Renamed PDDR_SOURCE.
1839         (PDRP_SINK): Renamed PDDR_SINK.
1840         (PDRP_DDP): Renamed PDDR_DDP.
1841         (PDDR_KIND): New.
1842         (free_poly_ddr): Declared.
1843         * graphite-poly.c (new_scop): Use the new hash function names.
1844         * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1845         into original_pddrs.
1846         (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1847
1848 2009-08-21  Sebastian Pop  <sebastian.pop@amd.com>
1849
1850         * Merge from mainline (150764:150992).
1851
1852 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1853
1854         * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1855         bounds with LT_EXPR to make niter analysis more precise on code
1856         generated by Graphite.
1857
1858 2009-08-18  Sebastian Pop  <sebastian.pop@amd.com>
1859
1860         * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1861         (graphite_legal_transform_bb): Same.
1862         (poly_drs_may_alias_p): Same.
1863
1864 2009-08-15  Sebastian Pop  <sebastian.pop@amd.com>
1865
1866         PR middle-end/40981
1867         * graphite-ppl.c (ppl_max_for_le): Correct the use of
1868         ppl_Pointset_Powerset_C_Polyhedron_maximize.
1869
1870 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1871
1872         * graphite-poly.c (print_pbb): Print PBB index.
1873
1874 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1875
1876         * Merge from mainline (r150672:150764).
1877
1878 2009-08-13  Sebastian Pop  <sebastian.pop@amd.com>
1879
1880         * graphite-interchange.c (ppl_max_for_le): Moved...
1881         * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1882         * graphite-ppl.c (ppl_max_for_le): ... here.
1883         * graphite-ppl.h (ppl_max_for_le): Declared.
1884
1885 2009-08-12  Sebastian Pop  <sebastian.pop@amd.com>
1886
1887         * Merge from mainline (r150372:150672).
1888
1889 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1890
1891         PR middle-end/40980
1892         * sese.c (convert_for_phi_arg): New.
1893         (add_guard_exit_phis): Use convert_for_phi_arg.
1894
1895         * gfortran.dg/graphite/id-17.f: New.
1896
1897 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1898
1899         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1900         unknown subscript upper bounds.
1901
1902         * gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1903
1904 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1905             Pranav Garg  <pranav.garg2107@gmail.com>
1906
1907         * graphite-interchange.c (gather_access_strides): Removed.
1908         (ppl_max_for_le): New.
1909         (build_linearized_memory_access): New.
1910         (memory_stride_in_loop): New.
1911         (pbb_interchange_profitable_p): Reimplemented.
1912         * graphite-ppl.h (ppl_new_id_map): New.
1913         (ppl_interchange): New.
1914
1915         * gcc.dg/graphite/interchange-6.c: XFAILed.
1916
1917 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1918
1919         * graphite-interchange.c (compute_subscript): Removed.
1920         (compute_array_size_cstr): Removed.
1921         (compute_array_size_poly): Removed.
1922         (compute_array_size): Removed.
1923         (gather_access_strides_poly): Removed.
1924         (gather_access_strides): Empty.
1925
1926 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1927
1928         * graphite-dependences.c (dependence_polyhedron_1): Replace
1929         pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1930         (graphite_legal_transform_dr): Same.
1931         (graphite_carried_dependence_level_k): Same.
1932         * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1933         Initialize PDR_NB_SUBSCRIPTS.
1934         (print_pdr_access_layout): Replace pdr_nb_subscripts with
1935         PDR_NB_SUBSCRIPTS.
1936         * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1937         (PDR_NB_SUBSCRIPTS): New.
1938         (pdr_nb_subscripts): Removed.
1939         (pdr_dim): Simplified.
1940         * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1941         with PDR_NB_SUBSCRIPTS.
1942
1943 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1944
1945         * graphite-interchange.c (compute_array_size): Remove use of
1946         PDR_DATA_CONTAINER.
1947         * graphite-poly.c (new_poly_dr): Remove argument data_container.
1948         Do not initialize PDR_DATA_CONTAINER.
1949         (print_pdr): Do not print PDR_DATA_CONTAINER.
1950         * graphite-poly.h (struct poly_dr): Remove data_container field.
1951         (PDR_DATA_CONTAINER): Removed.
1952         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1953         PDR_DATA_CONTAINER.
1954         (build_poly_dr): Same.
1955
1956 2009-08-11  Sebastian Pop  <sebastian.pop@amd.com>
1957
1958         * gcc.dg/graphite/interchange-9.c: New.
1959
1960 2009-08-05  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
1961             Sebastian Pop  <sebastian.pop@amd.com>
1962
1963         * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1964         copy of the dependence polyhedron.  Free the temporary objects.
1965         (graphite_carried_dependence_level_k): Free unused objects before
1966         returning.
1967
1968         * gcc.dg/graphite/interchange-1.c: XFAILed.
1969         * gcc.dg/graphite/interchange-2.c: XFAILed.
1970         * gcc.dg/graphite/interchange-3.c: XFAILed.
1971         * gcc.dg/graphite/interchange-4.c: XFAILed.
1972         * gcc.dg/graphite/interchange-7.c: XFAILed.
1973
1974 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
1975
1976         * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1977         Early return without analyzing the data dependences if no
1978         transform has been done.  Call restore_scattering if the transform
1979         is not legal.
1980         (graphite-interchange.c): Same.
1981         * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1982         (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1983         (apply_poly_transforms): Do not gcc_assert that
1984         the transform is legal.
1985         (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1986         Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1987         PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1988         (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1989         * graphite-poly.h (struct poly_scattering): New.
1990         (struct poly_bb): Add original, transformed, and saved fields.
1991         Remove transformed_scattering, original_scattering, nb_local_variables,
1992         and nb_scattering_transform fields.
1993         (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1994         (poly_scattering_new): New.
1995         (poly_scattering_free): New.
1996         (poly_scattering_copy): New.
1997         (store_scattering_pbb): New.
1998         (store_scattering): New.
1999         (restore_scattering_pbb): New.
2000         (restore_scattering): New.
2001         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2002         Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2003
2004 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
2005
2006         * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
2007         (print_scop): Same.
2008
2009 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
2010
2011         * Makefile.in (graphite.o): Depends on PREDICT_H.
2012         * graphite.c: Include predict.h.
2013         (graphite_finalize): Call tree_estimate_probability.
2014         * predict.c (predict_loops): Do not call scev_initialize and
2015         scev_finalize.
2016         (tree_estimate_probability_bb): New.
2017         (tree_estimate_probability): Do not initialize loops: move that
2018         code to the driver.  Call tree_estimate_probability_bb.
2019         (tree_estimate_probability_driver): New.
2020         (pass_profile): Use tree_estimate_probability_driver.
2021         * predict.h (tree_estimate_probability): Declared.
2022
2023 2009-08-05  Sebastian Pop  <sebastian.pop@amd.com>
2024
2025         * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
2026         * graphite-dependences.c (graphite_legal_transform): Add time to
2027         TV_GRAPHITE_DATA_DEPS.
2028         (dependency_between_pbbs_p): Same.
2029         * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2030
2031 2009-08-03  Sebastian Pop  <sebastian.pop@amd.com>
2032
2033         * Merge from mainline (r149952:150372).
2034
2035 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2036
2037         * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
2038         * graphite-blocking.c: Same.
2039         * graphite-clast-to-gimple.c: Same.
2040         * graphite-dependences.c: Same.
2041         * graphite-poly.c: Same.
2042         * graphite-poly.h: Same.
2043         * graphite-ppl.c: Same.
2044         * graphite-scop-detection.c: Same.
2045         * graphite-sese-to-poly.c: Same.
2046         * graphite.c: Same.
2047
2048 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2049
2050         * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
2051         (remove_simple_copy_phi): New.
2052         (remove_invariant_phi): New.
2053         (simple_copy_phi_p): New.
2054         (reduction_phi_p): New.
2055         (gsi_for_ssa_name_def): New.
2056         (insert_out_of_ssa_copy): New.
2057         (insert_out_of_ssa_copy_on_edge): New.
2058         (create_zero_dim_array): New.
2059         (scalar_close_phi_node_p): New.
2060         (rewrite_close_phi_out_of_ssa): New.
2061         (rewrite_phi_out_of_ssa): New.
2062         (rewrite_reductions_out_of_ssa): New.
2063         (build_poly_scop): Call rewrite_reductions_out_of_ssa.
2064
2065         * gcc.dg/graphite/id-11.c: New.
2066         * gcc.dg/graphite/id-15.c: New.
2067         * gcc.dg/graphite/interchange-1.c: Un-XFAIL.
2068         * gcc.dg/graphite/interchange-2.c: Un-XFAIL.
2069         * gcc.dg/graphite/interchange-3.c: Un-XFAIL.
2070         * gcc.dg/graphite/interchange-4.c: Un-XFAIL.
2071         * gcc.dg/graphite/interchange-7.c: Un-XFAIL.
2072         * gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
2073         * gfortran.dg/graphite/id-13.f: New.
2074         * gfortran.dg/graphite/id-5.f: New.
2075
2076 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2077
2078         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
2079         check that nb_reductions_in_loop is zero.
2080         * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
2081         reduction phi nodes.
2082         (nb_reductions_in_loop): Removed.
2083         (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
2084         * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
2085         (bb_contains_non_iv_scalar_phi_nodes): Removed.
2086         (scop_contains_non_iv_scalar_phi_nodes): Removed.
2087         (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
2088
2089 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2090
2091         * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
2092         statements that have an empty iteration domain.
2093         * gfortran.dg/graphite/id-16.f: New.
2094
2095 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2096
2097         * tree-scalar-evolution.c (instantiate_scev_1): Return
2098         chrec_dont_know when the result is not above instantiate_below.
2099         * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
2100         * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
2101         the tree has a known scalar evolution.
2102         * gfortran.dg/graphite/id-14.f: New.
2103         * gfortran.dg/graphite/id-15.f: New.
2104
2105 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2106
2107         * sese.c (rename_variables_in_stmt): Pass in an extra parameter
2108         insert_gsi.
2109         (rename_variables): Keep inserting renames after the ones already
2110         inserted.
2111
2112 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2113
2114         * graphite-sese-to-poly.c (compare_bb_depths): New.
2115         (graphite_sort_dominated_info): New.
2116         (build_scop_bbs_1): Call graphite_sort_dominated_info.
2117         (build_scop_scattering): Fix comment.
2118
2119 2009-07-28  Sebastian Pop  <sebastian.pop@amd.com>
2120
2121         * graphite.c (graphite_finalize): Call print_loops instead of
2122         dump_function_to_file.
2123         * gcc.dg/graphite/graphite.exp: Fix formatting.
2124         * gcc.dg/graphite/pr35356-1.c: New.  Look for the number of
2125         loops generated in the graphite output file.
2126         * gcc.dg/graphite/pr35356-2.c: New.
2127         * gcc.dg/graphite/pr35356-3.c: New.  XFAILed for now.
2128         * gfortran.dg/graphite/id-12.f: New.
2129
2130 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2131
2132         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
2133         Remove 2 XFAIL.
2134
2135 2009-07-24  Li Feng  <nemokingdom@gmail.com>
2136             Tobias Grosser  <grosser@fim.uni-passau.de>
2137
2138         * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
2139         alias set number build alias in ACCESSES polyhedron.
2140         (build_alias_set_for_drs): New.
2141         (build_pbb_drs): Added build_alias_set_for_drs.
2142         * graphite-dependences.c (poly_drs_may_alias_p): New.
2143         (graphite_carried_dependence_level_k): Check alias information
2144         before building polyhedron.
2145
2146 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2147
2148         * Makefile.in (lambda-code.o): Fix formatting.
2149
2150 2009-07-24  Tobias Grosser  <grosser@fim.uni-passau.de>
2151
2152         * Merge from mainline (r149350-149952)
2153
2154 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2155
2156         * graphite-poly.c (apply_poly_transforms): Move strip_mine
2157         before interchange to prepare for loop blocking.
2158
2159 2009-07-18  Tobias Grosser  <grosser@fim.uni-passau.de>
2160
2161         * graphite-poly.c (apply_poly_transforms): Add checks after every
2162         transformation.
2163         * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
2164         done in apply_poly_transforms.
2165
2166 2009-07-17  Konrad Trifunovic  <konrad.trifunovic@gmail.com>
2167
2168         * graphite-dependences.c (build_lexicographically_gt_constraint):
2169         Replace RES parameter with *RES.
2170         (dependence_polyhedron_1): Pass an address of the parameter RES
2171         instead of value of RES.
2172
2173 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2174
2175         * graphite.c (graphite_finalize): Fix comment.
2176         (graphite_transform_loops): Reset scev info after code generation
2177         of each scop.
2178
2179 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2180
2181         * graphite.c (graphite_finalize): Call scev_reset.
2182
2183 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2184
2185         * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
2186         GBB_CLOOG_IV_TYPES hash table twice.
2187         * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
2188         (add_condition_to_domain): Clear GMP values.
2189
2190 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2191
2192         * graphite-dependences.c: Fix formatting.
2193         * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
2194         (pbb_number_of_iterations): Free ppl_Linear_Expression.
2195         * graphite-sese-to-poly.c: Fix formatting.
2196         * graphite.c (graphite_transform_loops): Create the hash table
2197         after the early return.
2198
2199 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2200
2201         * gcc.dg/graphite/id-14.c: New.
2202         * gcc.dg/graphite/pr40157.c: New.
2203         * gfortran.dg/graphite/id-11.f: New.
2204
2205 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2206
2207         * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
2208         (build_poly_scop): Return false when there are no pbbs within
2209         loops to avoid to pass to cloog scops with no loops.
2210
2211 2009-07-16  Sebastian Pop  <sebastian.pop@amd.com>
2212
2213         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
2214         useless test "i % 2".
2215         (build_pbb_scattering_polyhedrons): Fix formatting.
2216         (build_poly_dr): Same.
2217         * graphite.c (graphite_transform_loops): Restructure.
2218
2219 2009-07-14  Razya Ladelsky  <razya@il.ibm.com>
2220
2221         * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
2222         reduction_list parameter.
2223         (rewrite_all_phi_nodes_with_iv): Same.
2224         (canonicalize_loop_ivs): Same.
2225         * tree-parloops.c (struct brli): Removed.
2226         (build_reduction_list_info): Removed.
2227         (build_new_reduction): New.
2228         (analyze_reduction_list): Removed.
2229         (gather_scalar_reductions): Find reductions instead of phi
2230         nodes that can't be canonicalized.
2231         (try_create_reduction_list): Remove reduction_list parameter.
2232         (gen_parallel_loop): Same.
2233         (parallelize_loops): Remove analyze_reductions variable,
2234         initialization and free.
2235         Change reduction_list htab initialization to reduction_info
2236         elements instead of ssa names.
2237         Call try_create_reduction_list and gen_parallel_loop without
2238         analyzed_reduction argument.
2239         * graphite-clast-to-gimple (graphite_loop_normal_form): Call
2240         canonicalize_loop_ivs with one less argument.
2241         * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
2242
2243 2009-07-14  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2244
2245         * graphite-dependences.c (new_poly_dr_pair): New.
2246         (dependence_polyhedron): Renamed into dependence_polyhedron_1.
2247         (new_poly_dr_pair): New.
2248         (eq_poly_dr_pair_p): New.
2249         (hash_poly_dr_pair_p): New.
2250         * graphite-dependences.h (struct poly_dr_pair): New.
2251         (eq_poly_dr_pair_p): Declared.
2252         (hash_poly_dr_pair_p): Declared.
2253         * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
2254         (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
2255         * graphite-poly.h (struct scop): Add original_pdr_pairs field.
2256         * Makefile.in (graphite-poly.o): Add dependence on
2257         graphite-dependences.h.
2258
2259 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2260
2261         * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
2262         polynomials of degree > 1 pass to Graphite.
2263         * tree-chrec.c (scev_is_linear_expression): Call
2264         evolution_function_is_affine_multivariate_p.
2265         * gfortran.dg/graphite/id-10.f90: New.
2266
2267 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2268
2269         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
2270         Instantiate scevs varying in outer loops.
2271         * gfortran.dg/graphite/id-9.f: Correct testcase.
2272
2273 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2274
2275         * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
2276         redundant constraint.
2277
2278 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2279
2280         * gcc.dg/graphite/graphite.exp: Fix comments.
2281         * gfortran.dg/graphite/graphite.exp: Trigger actions
2282         based on the file names as in the C testsuite.
2283         * gfortran.dg/graphite/block-1.f90: Fix patterns.
2284         * gfortran.dg/graphite/block-2.f: Same.
2285         * gfortran.dg/graphite/block-3.f90: Same.
2286         * gfortran.dg/graphite/block-4.f90: Same.
2287         * gfortran.dg/graphite/id-1.f90: Same.
2288         * gfortran.dg/graphite/id-2.f90: Same.
2289         * gfortran.dg/graphite/id-3.f90: Same.
2290         * gfortran.dg/graphite/id-4.f90: Same.
2291         * gfortran.dg/graphite/id-6.f: Same.
2292         * gfortran.dg/graphite/id-9.f: Same.
2293         * gfortran.dg/graphite/interchange-1.f: Same.
2294         * gfortran.dg/graphite/interchange-2.f: Same.
2295         * gfortran.dg/graphite/scop-1.f: Same.
2296
2297 2009-07-14  Sebastian Pop  <sebastian.pop@amd.com>
2298
2299         * sese.c (expand_scalar_variables_call): New.
2300         (expand_scalar_variables_ssa_name): Handle calls in expander.
2301
2302 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2303
2304         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
2305         Expect to see the pattern twice.
2306         * gcc.dg/graphite/interchange-0.c: Un-XFAIL.
2307         * gcc.dg/graphite/interchange-5.c: Same.
2308         * gcc.dg/graphite/interchange-6.c: Same.
2309
2310 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2311
2312         * gcc.dg/graphite/id-10.c: New.
2313         * gcc.dg/graphite/id-12.c: New.
2314         * gfortran.dg/graphite/id-7.f: New.
2315         * gfortran.dg/graphite/id-8.f: New.
2316
2317 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2318
2319         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
2320         zero.
2321
2322 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2323
2324         * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
2325
2326 2009-07-13  Sebastian Pop  <sebastian.pop@amd.com>
2327
2328         * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
2329
2330 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2331
2332         * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
2333         building PDR subscripts.
2334
2335 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2336
2337         * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
2338         computation of array sizes.
2339
2340 2009-07-10  Sebastian Pop  <sebastian.pop@amd.com>
2341
2342         * graphite-sese-to-poly.c (add_param_constraints): Disabled.
2343
2344 2009-07-10  Tobias Grosser  <grosser@fim.uni-passau.de>
2345
2346         * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
2347         build_pairwise_constraint, dr_equality_constraints,
2348         build_pairwise_scheduling_equality,
2349         build_pairwise_scheduling_inequality, lexicographically_gt_p,
2350         build_lexicographically_gt_constraint, dependence_polyhedron,
2351         graphite_legal_transform_dr, graphite_carried_dependence_level_k):
2352         Move from NNC_Polyhedron to C_Polyhedron.
2353         * graphite-interchange.c (compute_array_size_poly,
2354         gather_access_strides): Dito.
2355         * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
2356         free_scop, pbb_number_of_iterations): Dito.
2357         * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
2358         pbb_dim_iter_domain, struct scop): Dito.
2359         * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
2360         new_Cloog_Domain_from_ppl_Polyhedron,
2361         new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
2362         ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
2363         ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
2364         ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
2365         debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
2366         * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
2367         new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
2368         debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
2369         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
2370         build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
2371         add_condition_to_domain, add_condition_to_pbb, build_scop_context,
2372         build_scop_iteration_domain, build_poly_dr): Dito
2373
2374 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2375
2376         * gcc.dg/graphite/graphite.exp: Added a rule to execute
2377         run-id-*.c files.
2378         * gcc.dg/graphite/run-id-1.c: New.
2379
2380 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2381
2382         * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
2383         positivity constraint on the symbolic number of iterations.
2384
2385 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2386
2387         * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
2388
2389 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2390             Tobias Grosser  <grosser@fim.uni-passau.de>
2391
2392         * graphite-clast-to-gimple.c (build_scop_context): Removed.
2393         (build_cloog_prog): Directly use SCOP_CONTEXT.
2394         * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
2395         (free_scop): Free SCOP_CONTEXT.
2396         (print_scop_context): New.
2397         (print_scop): Call print_scop_context.
2398         (debug_scop_context): New.
2399         * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
2400         (struct scop): Added field context.
2401         (SCOP_CONTEXT): New.
2402         * graphite-sese-to-poly.c (add_param_constraints): New.
2403         (build_scop_context): New.
2404         (build_poly_scop): Call build_scop_context.
2405
2406 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2407
2408         * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
2409         * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
2410         (ppl_set_inhomogeneous, ppl_set_coef): Moved...
2411         * graphite-ppl.h: Include double-int.h and tree.h.
2412         (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
2413         (ppl_set_inhomogeneous, ppl_set_coef): ...here.
2414         (gmp_cst_to_tree): ...here.  Reimplemented using mpz_get_double_int.
2415         (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
2416
2417 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2418
2419         * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
2420         POINTER_PLUS_EXPR for pointer types.
2421         (clast_to_gcc_expression): Same.
2422
2423 2009-07-09  Sebastian Pop  <sebastian.pop@amd.com>
2424
2425         * graphite-poly.c (print_scattering_function): Early return when
2426         PBB_TRANSFORMED_SCATTERING is not initialized.
2427         (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
2428
2429 2009-07-08  Sebastian Pop  <sebastian.pop@amd.com>
2430
2431         * tree-parloops.c (analyze_reduction_list): Remove unused variable
2432         to fix bootstrap.
2433
2434 2009-07-08  Razya Ladelsky  <razya@il.ibm.com>
2435
2436         * tree-parloops.c (analyze_reduction_list): Change return
2437         value to void.
2438         (try_create_reduction_list): Move the call to
2439         analyze_reduction_list to the beginining.
2440         Call reduction_phi with analyzed_reductions as argument
2441         instead of reduction_list.
2442
2443 2009-07-08  Tobias Grosser  <grosser@fim.uni-passau.de>
2444
2445         *  Merge from mainline (r148296:149346)
2446
2447 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2448
2449         * graphite-scop-detection.c (graphite_can_represent_init): New.
2450         (graphite_can_represent_scev): Call graphite_can_represent_init:
2451         check that the initial value does not contain multiplications of
2452         parameters.
2453         (stmt_has_simple_data_refs_p): New.
2454         (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
2455         (is_simple_operand): Fix formatting.
2456         * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
2457
2458 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2459
2460         * gcc.dg/graphite/id-13.c: New.
2461         * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
2462         analyze_scalar_evolution, use scalar_evolution_in_region.
2463         (scan_tree_for_params_right_scev): Add extra assert.
2464         (parameter_index_in_region_1): Split from parameter_index_in_region.
2465         (idx_record_params): Use scalar_evolution_in_region.
2466         (find_params_in_bb): Same.
2467         (find_scop_parameters): Same.
2468         (build_loop_iteration_domains): Same.
2469         (create_linear_expr_from_tree): Same.
2470         * sese.c (scalar_evolution_in_region): New.
2471         * sese.h (scalar_evolution_in_region): Declared.
2472         (defined_in_sese_p): New.
2473         * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
2474         static anymore.
2475         * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
2476         Declared.
2477
2478 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2479
2480         * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
2481         TREE_DATA_REF_H also implies SCEV_H.
2482
2483 2009-07-07  Sebastian Pop  <sebastian.pop@amd.com>
2484
2485         * graphite-poly.c (print_scop_params): New.
2486         (print_scop): Call print_scop_params.
2487         (debug_scop_params): New.
2488         * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
2489
2490 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2491
2492         * gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
2493         * gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
2494         * gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
2495         * gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
2496         * gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
2497         * gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
2498
2499 2009-07-07  Li Feng  <nemokingdom@gmail.com>
2500
2501         * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
2502         for dependency checking part.
2503         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
2504         tests for dependency checking.
2505         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2506         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2507         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
2508         flag -fdump-tree-graphite-all for autopar testsuites.
2509
2510 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2511
2512         * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
2513         * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
2514         canonicalize_loop_ivs): Moved...
2515         * tree-ssa-loop-manip.c: ... here.  Include langhooks.h.
2516
2517 2009-07-06  Sebastian Pop  <sebastian.pop@amd.com>
2518
2519         * tree-parloops.c (try_create_reduction_list): Pass an extra
2520         argument analyzed_reductions.  Call analyze_reduction_list.
2521         (gen_parallel_loop): Do not call analyze_reduction_list.
2522         (parallelize_loops): Init and finalize analyzed_reductions.
2523
2524 2009-07-06  Li Feng  <nemokingdom@gmail.com>
2525
2526         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2527         Added flag -fno-loop-strip-mine for autopar testcase.
2528
2529 2009-07-04  Li Feng  <nemokingdom@gmail.com>
2530
2531         * graphite-dependences.c (graphite_carried_dependence_level_k): Use
2532         transformed scattering dimension instead of unmatch orignal when
2533         calling dependence_polyhedron.
2534
2535 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2536
2537         * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
2538
2539 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2540
2541         * graphite-poly.c (pbb_number_of_iterations): Check for returned
2542         value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
2543
2544 2009-06-30  Sebastian Pop  <sebastian.pop@amd.com>
2545
2546         * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
2547         (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
2548         * graphite-poly.c (pbb_number_of_iterations): New.
2549         * graphite-poly.h (pbb_number_of_iterations): Declared.
2550         (pbb_iterator_dim, pbb_parameter_dim): New.
2551
2552 2009-06-29  Sebastian Pop  <sebastian.pop@amd.com>
2553
2554         * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
2555         last commit on type of lower and upper bound of loops.
2556
2557 2009-06-29  Li Feng  <nemokingdom@gmail.com>
2558
2559         * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
2560         graphite-dependences.h.
2561         * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
2562         (mark_bb_with_pbb): New.
2563         (get_stmtfor_depth): New.
2564         (find_pbb_via_hash): New.
2565         (dependency_in_loop_p): New.
2566         (mark_loops_parallel): New.
2567         (free_aux_in_new_loops): New.
2568         (translate_clast): Add parameter BB_PBB_MAPPING.  Mark newly created
2569         bb with it's relevant pbb. Mark newly created loops.  Remove mark
2570         innermost loop parallel without checking.
2571         (gloog): Add parameter BB_PBB_MAPPING.
2572         * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
2573         (gloog): Change declaration.
2574         (mark_loop_parallel): Make extern.
2575         (free_aux_in_new_loops): Declare.
2576         (bb_pbb_map_hash): New.
2577         (eq_bb_pbb_map): New.
2578         * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
2579         auto parallelization when flag_graphite_force_parallel is set.
2580         (graphite_finalize): Added free_aux_in_new_loops.
2581         * tree-parloops.c (parallelize_loops): Only generate parallel code for
2582         the innermost loop that marked parallel.  Use
2583         flag_graphite_force_parallel instead of loop->can_be_parallel.
2584         (loop_parallel_p): Move inner most checking out of function.
2585
2586 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2587
2588         * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
2589         type of lower and upper bound of loops signed long int.
2590
2591 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2592
2593         * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
2594         expression outside the loop.
2595
2596 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2597
2598         * gcc.dg/graphite/interchange-8.c: New.
2599
2600 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2601
2602         * gcc.dg/graphite/interchange-0.c: XFailed.
2603         * gcc.dg/graphite/interchange-5.c: XFailed.
2604         * gcc.dg/graphite/interchange-6.c: XFailed.
2605
2606 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2607
2608         * graphite-interchange.c (compute_array_size_poly): The end of the
2609         recursion should return 1.
2610
2611 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2612
2613         * graphite-interchange.c (compute_array_size_cstr): Allow the
2614         subscript multiplier to be -1.
2615         (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
2616         * graphite-poly.c (new_poly_dr): Takes an extra argument for the
2617         data_container.  Initializes PDR_DATA_CONTAINER.
2618         (print_pdr_access_layout): New.
2619         (print_pdr): Call print_pdr_access_layout.  Print PDR_DATA_CONTAINER.
2620         * graphite-poly.h (struct poly_dr): Adjust comment.  Add a new field
2621         data_container.
2622         (PDR_DATA_CONTAINER): New.
2623         (new_poly_dr): Update declaration.
2624         * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
2625         (build_poly_dr): Call pdr_add_data_dimensions.
2626
2627 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2628
2629         * graphite-poly.h (struct poly_dr): Fix comment.
2630         * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2631         (pdr_add_memory_accesses): New.
2632         (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2633
2634 2009-06-26  Sebastian Pop  <sebastian.pop@amd.com>
2635
2636         * graphite-poly.c (print_pdrs, debug_pdrs): New.
2637         (print_pbb): Add call to print_pdrs.
2638         * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2639
2640 2009-06-24  Konrad Trifunovic <konrad.trifunovic@gmail.com>
2641             Li Feng <nemokingdom@gmail.com>
2642
2643         * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2644         (dependency_between_pbbs_p): New.
2645         (lexicographically_gt_p): Assure !empty_p before polyhedron
2646         intersection assign.
2647         (build_lexicographically_gt_constraint): Correct lexicographically
2648         judging.
2649         * graphite-dependences.h: New.
2650         * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2651
2652 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2653
2654         * graphite-clast-to-gimple.c (print_clast_stmt): New.
2655         (gloog): Print to dump_file the generated clast.
2656         * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2657         * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2658
2659 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2660
2661         * graphite-poly.c (extend_scattering): Increment
2662         PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2663
2664 2009-06-24  Sebastian Pop  <sebastian.pop@amd.com>
2665
2666         * graphite-interchange.c (compute_array_size_poly): Added exit of
2667         recursion condition.  Continue iterating even after the first equality.
2668         (compute_array_size): Same.
2669
2670 2009-06-24  Li Feng  <nemokingdom@gmail.com>
2671
2672         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2673         -fdump-tree-final_cleanup to -fdump-tree-optimized.
2674         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2675         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2676         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2677
2678 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2679
2680         * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2681         only when the use verifies is_gimple_reg.
2682
2683 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2684
2685         * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2686         Allocate scaldims after call to unify_scattering_dimensions.
2687
2688 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2689
2690         * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2691
2692 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2693             Albert Cohen  <albert.cohen@inria.fr>
2694
2695         * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2696         variables for the strip mining.
2697
2698 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2699             Pranav Garg  <pranav.garg2107@gmail.com>
2700
2701         * Makefile.in (OBJS-common): Added graphite-blocking.o.
2702         (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2703         (graphite-blocking.o): New rule.
2704         (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2705         * graphite-blocking.c: New.
2706         * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2707         flag_loop_strip_mine.
2708         (psct_scattering_dim_for_loop_depth): New.
2709         * graphite-poly.h (scop_do_strip_mine): Declared.
2710         (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2711         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2712         flag_loop_strip_mine.
2713
2714 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2715
2716         * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2717         a GMP value and a PPL coefficient at each iteration of a loop.
2718
2719 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2720
2721         * graphite-dependences.c (dependence_polyhedron): Do not use
2722         pbb_nb_scattering_dims anymore.  Use pbb_nb_scattering_orig and
2723         pbb_nb_scattering_transform.
2724         (graphite_legal_transform_dr): Same.
2725         * graphite-poly.c (extend_scattering): Same.
2726         (unify_scattering_dimensions): Same.
2727         (print_scattering_function): Same.
2728         (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2729         PBB_NB_LOCAL_VARIABLES.
2730         * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2731         (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2732         (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2733         (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2734         (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2735         (pbb_nb_scattering_transform): New.
2736         (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2737         (psco_scattering_dim): Add assert on parameters.
2738         (psct_scattering_dim): Same.
2739         (psct_scattering_dim_for_loop_depth): Declared.
2740         (psct_local_var_dim): New.
2741         (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2742         (psct_iterator_dim, psct_parameter_dim): Same.  To maintain the
2743         correct layout, call pbb_nb_local_vars.
2744         (psct_add_local_variable, psct_add_scattering_dimension): New.
2745         * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2746         Initialize PBB_NB_SCATTERING_TRANSFORM.
2747
2748 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2749
2750         * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2751         (set_coef): Renamed ppl_set_coef.
2752         * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2753
2754 2009-06-23  Sebastian Pop  <sebastian.pop@amd.com>
2755
2756         * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2757         test a boolean against 1.
2758         * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2759         a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2760         (pbb_do_interchange): Returns true when a transform has been performed.
2761         (scop_do_interchange): Same.
2762         * graphite-poly.c (apply_poly_transforms): Use the return value of
2763         scop_do_interchange.
2764         * graphite-poly.h (scop_do_interchange): Update declaration.
2765
2766 2009-06-23  Tobias Grosser  <grosser@fim.uni-passau.de>
2767
2768         * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2769         after last use.
2770         * sese.c (sese_reset_aux_in_loops): New.
2771         * sese.h (sese_reset_aux_in_loops): New.
2772
2773 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2774
2775         * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2776         multiplier and multiply the constant by the multiplier.
2777         (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2778         (build_poly_dr): Do not use the multiplier to define the subscript.
2779
2780 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2781
2782         * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2783         compiler's data reference.  Initialize PDR_CDR.
2784         (print_pdr): Call dump_data_reference.
2785         * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2786         Add compiler_dr field.
2787         (PDR_BB): Renamed PDR_PBB.
2788         (PDR_CDR): New.
2789         * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2790         GCC's data reference representation.
2791         * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2792         * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2793
2794 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2795
2796         * graphite-poly.c (print_scattering_function): Also print the layout.
2797         * graphite-poly.h (pbb_nb_local_vars): New.
2798
2799 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2800
2801         * graphite-poly.c (print_pbb_domain): Also print the layout names.
2802
2803 2009-06-19  Sebastian Pop  <sebastian.pop@amd.com>
2804
2805         * graphite-poly.c (print_pdr, debug_pdr): New.
2806         * graphite-poly.h (print_pdr, debug_pdr): Declared.
2807         (PDR_BASE): Removed.
2808
2809 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2810
2811         * gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2812         ltrans-{1..6,8}.c.
2813
2814 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2815
2816         * graphite-interchange.c (compute_subscript): Allow also -1 in the
2817         subscript identification column.
2818         (pbb_do_interchange): Print to dump_file that some loops "will be
2819         interchanged".  Rely on that chain of characters in the testcases.
2820         * gcc.dg/graphite/interchange-0.c: New.
2821         * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2822         interchange-*.c files and compile them with -floop-interchange.
2823
2824 2009-06-18  Pranav Garg  <pranav.garg2107@gmail.com>
2825
2826         * graphite-interchange.c (interchange_profitable_p): Renamed
2827         pbb_interchange_profitable_p.
2828
2829 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2830             Harsha Jagasia  <harsha.jagasia@amd.com>
2831             Pranav Garg  <pranav.garg2107@gmail.com>
2832
2833         * graphite-interchange.c (interchange_profitable_p): Make static.
2834         (pbb_interchange_loop_depths, pbb_do_interchange,
2835         scop_do_interchange): New.
2836         * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2837         for flag_loop_interchange.
2838         * graphite-poly.h (scop_do_interchange): Declared.
2839         * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2840         flag_loop_interchange is used.
2841
2842 2009-06-18  Sebastian Pop  <sebastian.pop@amd.com>
2843
2844         * graphite-dependences.c (dependence_polyhedron): Update use of
2845         pbb_nb_scattering_dims.
2846         * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2847         (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2848         (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2849         psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2850
2851 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2852
2853         * graphite.c: Cleanup foo.
2854
2855 2009-06-16  Sebastian Pop  <sebastian.pop@amd.com>
2856
2857         * Merge from mainline (r143684:148293).
2858         * Disabled libpcp until it gets fixed.
2859
2860 2009-06-05  Sebastian Pop  <sebastian.pop@amd.com>
2861             Harsha Jagasia  <harsha.jagasia@amd.com>
2862
2863         * graphite-interchange.c: New.
2864         * Makefile.in (graphite-interchange.o): New.
2865         * graphite-poly.h (interchange_profitable_p): Declared.
2866         * graphite-ppl.h (value_max): New.
2867
2868 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2869
2870         * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2871         * graphite-poly.h: Fix some comments.
2872         (pdr_dim): New.
2873         (pdr_scop): New.
2874
2875 2009-06-04  Sebastian Pop  <sebastian.pop@amd.com>
2876
2877         * graphite-poly.h
2878         (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2879         (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2880         (pdr_accessp_nb_params): Renamed pdr_nb_params.
2881         (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2882         (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2883         (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2884         (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2885         (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2886         * graphite-clast-to-gimple.c: Same.
2887         * graphite-dependences.c: Same.
2888         * graphite-poly.c: Same.
2889         * graphite-sese-to-poly.c: Same.
2890
2891 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2892
2893         * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2894         expressions for an IV rename, as returned by clast_to_gcc_expression.
2895         (copy_renames): Rename new_name to expr.
2896         * sese.c (debug_rename_elt): Same.
2897         (get_rename): Same.
2898         (set_rename): Same.
2899         (sese_adjust_liveout_phis): Call force_gimple_operand before using
2900         the information from the rename map.
2901         (rename_variables_in_stmt): Same.
2902         (add_loop_exit_phis): Rename new_name to expr.
2903         (insert_loop_close_phis): Same.
2904         (add_guard_exit_phis): Same.  Call force_gimple_operand.
2905         * sese.h (struct rename_map_elt): Rename new_name to expr.
2906         (new_rename_map_elt): Same.
2907
2908 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2909
2910         * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2911         * sese.c (set_rename): Make it extern.
2912         * sese.h (set_rename): Declared.
2913
2914 2009-06-03  Sebastian Pop  <sebastian.pop@amd.com>
2915
2916         * graphite-poly.c (extend_scattering): Free values.
2917         * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2918         Free iterators.
2919         (ppl_print_powerset_matrix): Same.
2920         * graphite-scop-detection.c (free_scops_1): New.
2921         (limit_scops): Call free_scops_1.
2922         * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2923         (build_poly_dr): Free PPL coefficients.
2924         * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2925
2926 2009-06-02  Sebastian Pop  <sebastian.pop@amd.com>
2927
2928         * graphite-dependences.c: New.
2929         * graphite-data-ref.c: Removed.
2930         * graphite-data-ref.h: Removed.
2931         * Makefile.in (graphite-data-ref.o): Removed.
2932         (graphite-dependences.o): Added.
2933         * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2934         * graphite-poly.c: Same.
2935         Move the data dependence testing to graphite-dependences.c.
2936
2937 2009-05-19  Tobias Grosser  <grosser@fim.uni-passau.de>
2938
2939         * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2940         from graphite_cannot_represent_loop. Code refactored.
2941         (scopdet_basic_block_info): Call graphite_can_represent_loop.
2942
2943 2009-05-17  Li Feng  <nemokingdom@gmail.com>
2944
2945         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2946         Cover all the testcases (not only the filtered ones).
2947
2948 2009-05-17  Tobias Grosser  <grosser@fim.uni-passau.de>
2949
2950         * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2951         unnecessary check. Update comments. Move check for REAL_TYPE here.
2952         (harmful_stmt_in_bb): Remove checks for conditions. This is already
2953         done in (stmt_simple_for_scop_p).
2954
2955 2009-05-14 Tobias Grosser  <grosser@fim.uni-passau.de>
2956
2957         * graphite.c (print_global_statistics): New.
2958         (print_graphite_scop_statistic): New.
2959         (print_graphite_statistics): New.
2960         (graphite_initialize, graphite_transform_loops): Print statistics.
2961         * graphite-scop-detection (build_scops): Print statistics.
2962         (print_graphite_scop_statistics): New.
2963         (print_graphite_statistics): New.
2964
2965 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
2966
2967         * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2968         (debug_clast_name_index): Removed.
2969         (debug_clast_name_indexes_1): Removed.
2970         (debug_clast_name_indexes): Removed.
2971         (clast_name_index_elt_info): Removed.
2972         (eq_clast_name_indexes): Removed.
2973         (clast_name_to_index): Removed.
2974         (new_clast_name_index): Removed.
2975         (save_clast_name_index): Removed.
2976         (save_var_name): Moved...
2977         (init_sese_params_index): Removed.
2978         (clast_name_to_gcc): Remove use of name_tree.
2979         (initialize_cloog_names): Same.
2980         (gloog): Do not call init_sese_params_index.
2981         * graphite-sese-to-poly.c (save_var_name): ...here.
2982         (parameter_index_in_region): New.
2983         * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2984         (parameter_index_in_region): Removed.
2985         (is_parameter): Remove use of name_tree.
2986         * sese.h (struct name_tree): Removed.
2987         (struct sese): Remove use of name_tree.  New field params_names.
2988         (SESE_PARAMS_NAMES): New.
2989         (SESE_PARAMS): Remove duplicate.
2990         (parameter_index_in_region): Removed.
2991         (sese_nb_params): Remove use of name_tree.
2992         (struct clast_name_index): New.
2993         (new_clast_name_index): New.
2994         (clast_name_to_index): New.
2995         (save_clast_name_index): New.
2996         (debug_clast_name_index): New.
2997         (debug_clast_name_indexes_1): New.
2998         (debug_clast_name_indexes): New.
2999         (clast_name_index_elt_info): New.
3000         (eq_clast_name_indexes): New.
3001
3002 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3003
3004         * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
3005         pbb_to_depth_to_oldiv.  Remove call to oldiv_for_loop.
3006         (graphite_loop_normal_form): Do not pass region.  Do not
3007         initialize SESE_OLDIVS.
3008         (build_graphite_loop_normal_form): Update call to
3009         graphite_loop_normal_form.
3010         * sese.c (debug_oldivs): Removed.
3011         (new_sese): Do not initialize SESE_OLDIVS.
3012         (free_sese): Do not free SESE_OLDIVS.
3013         (oldiv_for_loop): Removed.
3014         * sese.h (struct sese): Remove old_ivs.
3015         (SESE_OLDIVS): Removed.
3016         (oldiv_for_loop): Removed.
3017
3018 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3019
3020         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
3021         remove ivstack.  Remove call to loop_iv_stack_get_iv_from_name,
3022         replaced by a call to newivs_to_depth_to_newiv.
3023         (clast_to_gcc_expression): Pass newivs, remove ivstack.
3024         (clast_to_gcc_expression_red): Same.
3025         (gcc_type_for_clast_expr): Same.
3026         (gcc_type_for_clast_eq): Same.
3027         (graphite_translate_clast_equation): Same.
3028         (graphite_create_guard_cond_expr): Same.
3029         (graphite_create_new_guard): Same.
3030         (graphite_create_new_loop): Same.
3031         (build_iv_mapping): Same.
3032         (translate_clast): Same.
3033         (gloog): Same.
3034         (loop_iv_stack_patch_for_consts): Removed.  *
3035         sese.c (iv_stack_entry_is_constant): Removed.
3036         (iv_stack_entry_is_iv): Removed.
3037         (loop_iv_stack_push_iv): Removed.
3038         (loop_iv_stack_insert_constant): Removed.
3039         (loop_iv_stack_pop): Removed.
3040         (loop_iv_stack_get_iv): Removed.
3041         (loop_iv_stack_get_iv_from_name): Removed.
3042         (debug_loop_iv_stack): Removed.
3043         (free_loop_iv_stack): Removed.
3044         (loop_iv_stack_remove_constants): Removed.  *
3045         sese.h (iv_stack_entry_kind): Removed.
3046         (iv_stack_entry_data_union): Removed.
3047         (iv_stack_entry_struct): Removed.
3048         (iv_stack_entry_p): Removed.
3049         (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
3050         loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
3051         loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
3052         loop_iv_stack_pop, free_loop_iv_stack): Removed.
3053         (gbb_loop_at_index): Fix indenting.
3054         (gbb_loop_index): Removed.
3055
3056 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3057
3058         * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
3059         Call clast_name_to_index.
3060
3061 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3062
3063         * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
3064         do not pass params.  Get params from SESE_PARAMS.
3065         (clast_to_gcc_expression): Same.
3066         (clast_to_gcc_expression_red): Same.
3067         (gcc_type_for_clast_eq): Same.
3068         (graphite_translate_clast_equation): Same.
3069         (graphite_create_new_loop): Same.
3070         * sese.c (rename_variables_in_stmt): Fix comment.
3071
3072 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3073
3074         * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
3075         newivs_index.
3076         Call save_clast_name_index.
3077         (translate_clast): Pass newivs_index.
3078         (gloog): Create and free newivs_index.
3079
3080 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3081
3082         * graphite-clast-to-gimple.c (clast_name_index): New structure.
3083         (clast_name_index_p): New type.
3084         (debug_clast_name_index): New.
3085         (debug_clast_name_indexes_1): New.
3086         (debug_clast_name_indexes): New.
3087         (clast_name_index_elt_info): New.
3088         (eq_clast_name_indexes): New.
3089         (clast_name_to_index): New.
3090         (new_clast_name_index): New.
3091         (save_clast_name_index): New.
3092         (init_sese_params_index): New.
3093         (gloog): Call init_sese_params_index.
3094         * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
3095         * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
3096         (free_sese): Free SESE_PARAMS_INDEX.
3097         * sese.h (struct sese): Add params_index.
3098         (SESE_PARAMS_INDEX): New.
3099
3100 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3101
3102         * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
3103         (graphite_create_new_loop): Pass the newivs vector.  Push the
3104         newly created IV to newivs.
3105         (translate_clast): Pass the newivs vector.
3106         (gloog): Create and destroy the newivs vector.
3107
3108 2009-05-13  Sebastian Pop  <sebastian.pop@amd.com>
3109
3110         * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
3111         (graphite_loop_normal_form): Initialize loop->aux with the unique
3112         IV that has been created.
3113
3114 2009-05-13 Tobias Grosser  <grosser@fim.uni-passau.de>
3115
3116         * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
3117         scev with parameters in the base part. They where forbidden
3118         exidently.
3119
3120 2009-05-11  Li Feng  <nemokingdom@gmail.com>
3121
3122         * gcc.dg/graphite/graphite.exp: Set different default
3123         compile options by file names.
3124         * gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
3125         * gcc.dg/graphite/id-{1-9}.c: Ditto.
3126         * gcc.dg/graphite/scop-{0-20}.c: Ditto.
3127         * gcc.dg/graphite/scop-matmult.c: Ditto.
3128
3129 2009-05-08  Li Feng <nemokingdom@gmail.com>
3130
3131         * gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
3132         * gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
3133         * gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
3134         * gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
3135
3136 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3137
3138         * graphite-scop-detection (build_scops_1): Fix little bug introduced
3139         by final cleanup.
3140
3141 2009-05-07  Tobias Grosser  <grosser@fim.uni-passau.de>
3142
3143         * graphite-scop-detection.c (graphite_can_represent_scev): Only
3144         allow integer constant strides.
3145         (graphite_can_represent_expr): Depend on outermost_loop.
3146         (stmt_simple_memref_p, graphite_cannot_represent_loop,
3147         harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
3148         build_scops_1): Same.
3149         (scopdet_basic_block_info): Same and insert layered SCoP
3150         detection.
3151         (try_generate_gimple_bb): Cleanup.
3152         (build_scops): Enable data references.
3153
3154         * gcc.dg/graphite/id-5.c: New.
3155         * gcc.dg/graphite/id-9.c: New.
3156         * tree-chrec.c (evolution_function_right_is_integer_cst): New.
3157         * tree-chrec.h (evolution_function_right_is_integer_cst): New.
3158
3159 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3160
3161         * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
3162         that we have not yet built for this SCoP.
3163
3164 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3165
3166         * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
3167         for complex numbers.
3168
3169 2009-05-06  Tobias Grosser  <grosser@fim.uni-passau.de>
3170
3171         * graphite-ppl.c: Fix build if cloog is not available.
3172
3173 2009-05-04  Li Feng  <nemokingdom@gmail.com>
3174
3175         * tree-parloops.c (loop_parallel_p): Remove construction of
3176         NITER and REDUCTION_LIST.
3177         (try_get_loop_niter): New.
3178         (try_create_reduction_list): New.
3179         (parallelize_loops): Bypass the failed checkings in autopar
3180         when can_be_parallel in loop structure is set to true.
3181
3182 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3183
3184         * gcc.dg/graphite/id-6.c: Update testcase.
3185         * gcc.dg/graphite/scop-3.c: Dito.
3186
3187 2009-05-01  Tobias Grosser  <grosser@fim.uni-passau.de>
3188
3189         * graphite-scop-detection.c (stmt_simple_for_scop_p):
3190         Enable EQ_EXPR and NE_EXPR again.
3191
3192 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3193
3194         * graphite-scop-detection.c (graphite_can_represent_scev):
3195         Add check if scev is affine multivariate.
3196         (harmful_stmt_in_bb): Check if we can represent the conditions.
3197         (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
3198         harmful_stmt_in_bb.
3199         * gcc.dg/graphite/id-7.c: New.
3200
3201 2009-04-30  Tobias Grosser  <grosser@fim.uni-passau.de>
3202
3203         * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
3204         Check all bbs in region, not only the bbs that are represented in
3205         GRAPHITE.
3206         (build_poly_scop): Add newline.
3207         * gcc.dg/graphite/id-8.c: New.
3208
3209 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3210
3211         * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
3212         when loop initialize.
3213         * cfgloop.h (struct loop): Introduce flag can_be_parallel.
3214         * common.opt: Declare flag_graphite_force_parallel.
3215         * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
3216         loop parallel.
3217         * graphite-poly.c (apply_poly_transforms): Introduce
3218         flag_graphite_force_parallel.
3219         * tree-ssa-loop.c (gate_graphite_transforms): ditto.
3220         * toplev.c (process_options): ditto and replace a not correctly
3221         encoded space.
3222
3223 2009-04-30  Li Feng  <nemokingdom@gmail.com>
3224
3225         * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
3226         Change the call of gbb_loop_at_index and/or gbb_loop_index due
3227         to the redefinition.
3228         (compute_cloog_iv_types_1): ditto.
3229         (build_iv_mapping): ditto.
3230         * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
3231         initialization.
3232         (free_gimple_bb): Removed GBB_LOOPS related free part.
3233         (build_bb_loops): Removed.
3234         * sese.h (struct gimple_bb): Removed loops.
3235         (GBB_LOOPS): Removed.
3236         (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
3237         (gbb_loop_index): ditto.
3238
3239 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3240
3241         * graphite-scop-detection.c (graphite_can_represent_scev): Do not
3242         allow non constant strides.
3243         * gcc.dg/graphite/scop-20.c: New.
3244
3245 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3246
3247         * graphite-scop-detection.c (dot_all_scops): Fix system call
3248         return value warning.
3249         (dot_scop): Same.
3250
3251 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3252
3253         * gcc.dg/graphite/id-6.c: Fix pattern.
3254         * gcc.dg/graphite/scop-3.c: Same.
3255
3256 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3257
3258         * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
3259         build_pairwise_constraint, dr_equality_constraints,
3260         build_pairwise_scheduling_equality,
3261         build_pairwise_scheduling_inequality, lexicographically_gt_p,
3262         build_lexicographically_gt_constraint, dependence_polyhedron,
3263         graphite_legal_transform_dr, graphite_legal_transform_bb,
3264         graphite_legal_transform): New.
3265         * graphite-poly.h (graphite_legal_transform): Declared.
3266         * graphite-sese-to-poly.c (build_poly_scop): Call to
3267         graphite_legal_transform is disabled for the moment.
3268
3269 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3270
3271         * graphite-poly.h (pbb_nb_scattering_dims): New.
3272         (pbb_nb_scattering): Use it.
3273
3274 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3275
3276         * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
3277         Pointset_Powerset version of ppl_insert_dimensions.
3278         * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
3279
3280 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3281
3282         * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
3283
3284 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3285
3286         * graphite-poly.h: Fix comment.
3287
3288 2009-04-24  Sebastian Pop  <sebastian.pop@amd.com>
3289
3290         * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
3291
3292 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3293
3294         * sese.c (expand_scalar_variables_stmt): Only iterate over the old
3295         statements.
3296
3297 2009-04-24  Tobias Grosser  <grosser@fim.uni-passau.de>
3298
3299         * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
3300         (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
3301         conditions.
3302
3303 2009-04-20  Sebastian Pop  <sebastian.pop@amd.com>
3304
3305         * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
3306         handle EQ_EXPR and NE_EXPR.
3307
3308 2009-04-17  Tobias Grosser  <grosser@fim.uni-passau.de>
3309
3310         * graphite-poly.h (poly_dr): Fix comment.
3311
3312 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3313             Tobias Grosser  <grosser@fim.uni-passau.de>
3314
3315         * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
3316         with a zero dimension polyhedron.
3317         (find_scop_parameters): Move the call to scop_set_nb_params here.
3318         (build_loop_iteration_domains): Store in loop->aux the iteration
3319         domain polyhedron.
3320         (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
3321         by any loop in scop.
3322         (build_poly_scop): Do not call scop_set_nb_params.
3323
3324 2009-04-09  Sebastian Pop  <sebastian.pop@amd.com>
3325             Tobias Grosser  <grosser@fim.uni-passau.de>
3326
3327         * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
3328         add_condition_to_domain not GT_EXPR.
3329
3330 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3331
3332         * graphite-ppl.c (debug_ppl_powerset_matrix): New.
3333         * graphite-ppl.h (debug_ppl_powerset_matrix): New.
3334         * graphite-sese-to-poly.c (add_condition_to_pbb): Use
3335         upper_bound_assign to calculate unions.
3336         * gcc.dg/graphite/id-6.c: New.
3337
3338 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3339
3340         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
3341         handle abnormal edges.
3342
3343 2009-04-09  Tobias Grosser  <grosser@fim.uni-passau.de>
3344
3345         * graphite-poly.c (new_poly_dr, free_poly_dr): New.
3346         (free_poly_bb): Also free poly_drs.
3347         * graphite-poly.h (new_poly_dr, free_poly_dr): New.
3348         (poly_dr): Polyhedron to Pointset_Powerset.
3349         (pdr_accessp_nb_subscripts): Same.
3350         * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
3351         poly_drs.
3352
3353 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3354
3355         * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
3356         names into more meaningful names.
3357
3358 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3359
3360         * gfortran.dg/graphite/interchange-1.c: New.
3361         * gfortran.dg/graphite/interchange-2.c: New.
3362
3363 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3364
3365         * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
3366         the reduction_list.
3367         * tree-parloops.c (rewrite_phi_with_iv): New.
3368         (rewrite_all_phi_nodes_with_iv): New.
3369         (canonicalize_loop_ivs): Call them.
3370
3371 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3372
3373         * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
3374         graphite_find_data_references_in_stmt.
3375         * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
3376         * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
3377
3378 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3379
3380         * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
3381
3382 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3383
3384         * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
3385         instead of bb_in_region.
3386         (flag_bb_in_region): Same.  Renamed flag_bb_in_sese.
3387         (build_sese_conditions): Use flag_bb_in_sese.
3388         * sese.c (register_bb_in_sese): Removed.
3389         (new_sese): Remove initialization of SESE_REGION_BBS.
3390         (free_sese): Do not free SESE_REGION_BBS.
3391         * sese.h (struct sese): Remove field region_basic_blocks.
3392         (SESE_REGION_BBS): Removed.
3393         (bb_in_sese_p): Implement in function of bb_in_region.
3394
3395 2009-04-08  Sebastian Pop  <sebastian.pop@amd.com>
3396
3397         * graphite-scop-detection.c (limit_scops): Deal only with single exit
3398         loops.
3399
3400 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3401
3402         * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
3403         and EQ_EXPR.
3404         * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
3405         (add_condition_to_domain): New.
3406         (add_condition_to_pbb): New.
3407         (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
3408         * gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
3409
3410 2009-04-08  Tobias Grosser  <grosser@fim.uni-passau.de>
3411
3412         * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
3413         ppl_Pointset_Powerset.
3414         * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
3415         * graphite-poly.h (poly_bb): poly_bb.domain Same.
3416         (pbb_nb_loops): Same.