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re PR middle-end/42178 (Invalid memory access in graphite)
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
e68c3c6c
SP		 12010-01-05 Sebastian Pop <sebastian.pop@amd.com>
2
3 PR middle-end/42178
4 * graphite-interchange.c (lst_try_interchange_loops): Do not return
5 the before, nest, and after LSTs.
6 (lst_try_interchange): Removed.
7 (lst_interchange_select_inner): Do not iterate over the LSTs if they
8 were modified.
9 (lst_interchange_select_outer): Apply interchange on the outer loop
10 until there are no more changes in the inner loops.
11
a84a556d
SP		 122009-12-18 Sebastian Pop <sebastian.pop@amd.com>
13
14 Revert patch fixing PR middle-end/42221.
15
162009-12-18 Sebastian Pop <sebastian.pop@amd.com>
17
18 PR middle-end/42180
19 * graphite-sese-to-poly.c (follow_ssa_with_commutative_ops): Handle
20 GIMPLE_CALL.
21
22 * testsuite/gfortran.dg/graphite/pr42180.f90: Add compile flags.
23
b147df0b
SP		 242009-12-18 Sebastian Pop <sebastian.pop@amd.com>
25
26 PR middle-end/42180
27 * graphite-sese-to-poly.c (split_reduction_stmt): Do not split blocks
28 that contain only one statement.
29
a84a556d
SP		 30 * testsuite/gfortran.dg/graphite/pr42180.f90: New.
31
ce20f9d6
SP		 322009-12-17 Sebastian Pop <sebastian.pop@amd.com>
33
34 PR middle-end/42393
35 * testsuite/gfortran.dg/graphite/pr42393.f90: New.
36
d2a271ac
SP		 372009-12-17 Sebastian Pop <sebastian.pop@amd.com>
38
39 PR middle-end/42186
40 * testsuite/gfortran.dg/graphite/pr42186.f90: New.
41
403ebc7e
SP		 422009-12-17 Sebastian Pop <sebastian.pop@amd.com>
43
44 PR middle-end/42205
45 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
46 Insert the reduction copy in the same block as the phi node.
47 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
48
49 * testsuite/gcc.dg/graphite/pr42205-1.c: New.
50 * testsuite/gcc.dg/graphite/pr42205-2.c: New.
51
522009-12-17 Sebastian Pop <sebastian.pop@amd.com>
53
54 PR middle-end/42221
55 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
56 the array indexing of ADDR_EXPRs.
57
58 * testsuite/gcc.dg/graphite/pr42221.c: New.
59
070ba483
SP		 602009-12-17 Sebastian Pop <sebastian.pop@amd.com>
61
62 PR middle-end/42178
63 PR middle-end/42334
64 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
65 index. Call lst_interchange_select_inner only once.
66 (lst_interchange_select_inner): Update use of lst_try_interchange.
67 (lst_interchange_select_outer): Update.
68
692009-12-15 Sebastian Pop <sebastian.pop@amd.com>
70
71 PR middle-end/42178
72 PR middle-end/42334
73 * graphite-interchange.c (lst_try_interchange): Do not increment the
74 the OUTER index when there is no AFTER kernel. Do not increment the
75 OUTER index for after processing the AFTER kernel.
76 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
77 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
78 index. Do not pass to lst_interchange_select_inner the OUTER index.
79 (scop_do_interchange): Update use of lst_interchange_select_outer.
80
81 * testsuite/gfortran.dg/graphite/graphite.exp
82 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
83 * testsuite/gfortran.dg/graphite/interchange-1.f: Add comment. Clean
84 the graphite dump file.
85 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
86 * testsuite/gfortran.dg/graphite/pr42334-1.f: New.
87
882009-12-15 Sebastian Pop <sebastian.pop@amd.com>
89
90 PR middle-end/42178
91 PR middle-end/42334
92 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
93 that are empty.
94 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
95 (lst_try_interchange): Reimplemented.
96 (lst_interchange_select_inner): Same.
97 (lst_do_interchange): Renamed lst_interchange_select_outer.
98 Reimplemented.
99 (scop_do_interchange): Update use of lst_interchange_select_outer.
100
101 * testsuite/g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
102 * testsuite/gcc.dg/graphite/block-0.c: Un-XFAILed.
103 * testsuite/gcc.dg/graphite/pr42211.c: New.
104 * testsuite/gfortran.dg/graphite/pr42334.f90: New.
105
4b216ab0
SP		 1062009-12-14 Sebastian Pop <sebastian.pop@amd.com>
107
108 PR middle-end/42181
109 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
110 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
111
112 * testsuite/gfortran.dg/graphite/pr42181.f90: New.
113
c880097d
SP		 1142009-12-12 Sebastian Pop <sebpop@gmail.com>
115
116 PR middle-end/42284
117 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
118 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
119 (detect_commutative_reduction_arg): Simplified.
120 (detect_commutative_reduction): Early return when the argument of
121 the close phi is not of an SSA_NAME.
122
123 * testsuite/gcc.dg/graphite/pr42284.c: New.
124
1252009-12-11 Alexander Monakov <amonakov@ispras.ru>
126
127 * dbgcnt.def (graphite_scop): New counter.
128 * graphite.c: Include dbgcnt.h
129 (graphite_transform_loops): Use new counter to limit transformations.
130
d505015a
SP		 1312009-12-08 Sebastian Pop <sebpop@gmail.com>
132
133 PR middle-end/42285
134 * graphite-scop-detection.c (graphite_can_represent_init): Also
135 handle more complex MULT_EXPRs containing parameters by recursion
136 on the structure.
137
138 * testsuite/gfortran.dg/graphite/pr42285.f90: New.
139
1402009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
141
142 * testsuite/g++.dg/graphite/pr42130.C: Fix type.
143
ed807d06
AM		 1442009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
145
146 * testsuite/g++.dg/graphite/pr42130.C: Correct testcase.
147
7c246f5e
TG		 1482009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
149
150 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
151 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
152
0dd91484
TG		 1532009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
154
155 PR middle-end/42130
156 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
157 translate_clast_for_loop): New.
158 (translate_clast_for): Add a condition around the loop, to do not
159 execute loops with zero iterations.
160 * testsuite/g++.dg/graphite/pr42130.C: New.
161 * testsuite/gcc.dg/graphite/pr35356-2.c: Adapt.
162
fd2d813d
TG		 1632009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
164
165 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
166 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
167 Remove context_loop and level.
168
9016166f
TG		 1692009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
170
171 * graphite-clast-to-gimple.c (translate_clast_user,
172 translate_clast_for, translate_clast_guard): Simplify and move common
173 elements to translate_clast().
174 (translate_clast): Simplify and get common elements.
175
e1f9c1cd
TG		 1762009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
177
178 * graphite-clast-to-gimple.c (translate_clast_user,
179 translate_clast_for, translate_clast_guard): Split out of
180 translate_clast.
181
7a521ff2
TG		 1822009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
183
184 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
185 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
186 debug_clast_name_indexes_1, debug_clast_name_indexes,
187 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
188 (clast_name_to_gcc, clast_to_gcc_expression,
189 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
190 gcc_type_for_clast_eq, graphite_translate_clast_equation,
191 graphite_create_guard_cond_expr, graphite_create_new_loop,
192 translate_clast): Add params_index.
193 (initialize_cloog_names): Create parameter strings from scratch, do
194 not reference other strings.
195 (create_params_index): New.
196 (gloog): Initialize params_index.
197 * graphite-scop-detection (free_scops_1): Removed.
198 (limit_scops): Use normal free_scops.
199 * graphite-sese-to-poly.c (save_var_names): Removed.
200 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
201 and SESE_PARAMS_INDEX.
202 * sese.c (new_sese, free_sese): Dito.
203 * sese.h (struct sese): Remove params_index, params_names.
204 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
205
ca11b093
SP		 2062009-11-20 Sebastian Pop <sebastian.pop@amd.com>
207
208 Revert the following patch from 2009-09-14:
209 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
210 tree-scalar-evolution.h, and then tree-data-ref.h.
211 * graphite-clast-to-gimple.c: Same.
212 * graphite-dependences.c: Same.
213 * graphite-interchange.c: Same.
214 * graphite-poly.c: Same.
215 * graphite-scop-detection.c: Same.
216 * graphite-sese-to-poly.c: Same.
217 * graphite.c: Same.
218 * lambda-code.c: Same.
219 * matrix-reorg.c: Same.
220 * tree-data-ref.c: Same.
221 * tree-if-conv.c: Same.
222 * tree-loop-distribu: Same.: Same.
223 * tree-loop-linear.c: Same.
224 * tree-parloops.c: Same.
225 * tree-predcom.c: Same.
226 * tree-vect-patterns.c: Same.
227
8a9e9475
SP		 2282009-11-20 Sebastian Pop <sebastian.pop@amd.com>
229
230 Revert patch from 2009-09-14.
231 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
232 passes at -O1 and below.
233
4bf4e169
SP		 2342009-11-18 Sebastian Pop <sebastian.pop@amd.com>
235
236 PR middle-end/40281
237 * testsuite/gcc.dg/graphite/pr40281.c: New.
238
239 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
240 evolutions should not variate in inner loops.
241
12aec731
SP		 2422009-11-18 Sebastian Pop <sebastian.pop@amd.com>
243
244 PR middle-end/42050
245 * testsuite/gfortran.dg/graphite/pr42050.f90: New.
246
aec12420
SP		 2472009-11-18 Sebastian Pop <sebastian.pop@amd.com>
248
249 * graphite-interchange.c (memory_strides_in_loop_depth): New.
250 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
251
25e20d33
SP		 2522009-11-18 Sebastian Pop <sebastian.pop@amd.com>
253
254 * graphite-blocking.c (scop_do_block): New.
255 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
256 * graphite-poly.h (scop_do_block): Declared.
257
e3bde9f4
SP		 2582009-11-18 Sebastian Pop <sebastian.pop@amd.com>
259
260 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
261 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
262 to transform depth into the time_depth before calling
263 pbb_number_of_iterations_at_time.
264 (lst_do_strip_mine): Use a scalar variable instead of recomputing
265 lst_depth.
266
27e432be
SP		 2672009-11-18 Sebastian Pop <sebastian.pop@amd.com>
268
269 Reverted the patch for "scattering permutations" from 2009-10-28.
270
271 * graphite-poly.c (print_permutation): New.
272 (debug_permutation): New.
273 (new_poly_bb): Initialize PBB_PERMUTATION.
274 (free_poly_bb): Free PBB_PERMUTATION.
275 * graphite-poly.h (pbb_permutation_elt_p): Declared.
276 (struct pbb_permutation_elt): New.
277 (PBB_PERMUTATION_ELT_STRIDE): New.
278 (PBB_PERMUTATION_ELT_STRIDED_P): New.
279 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
280 (new_pbb_permutation_elt): New.
281 (pbb_permutation_elt_free): New.
282 (struct poly_bb): Add field permutation.
283 (PBB_PERMUTATION): New.
284 (print_permutation): Declared.
285 (debug_permutation): Declared.
286
2bc529bf
KT		 2872009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
288
289 * graphite-interchange.c (build_partial_difference): New.
290 (memory_stride_in_loop): Refactored the computation of
291 equality constraints into build_partial_difference function.
292 Added support for debugging stride computations.
293
8c54631d
SP		 2942009-11-03 Sebastian Pop <sebastian.pop@amd.com>
295
296 * graphite-clast-to-gimple.c (gloog): Free if_region,
297 if_region->true_region, and if_region->region.
298 * sese.c (if_region_set_false_region): Free if_region->false_region.
299 (create_if_region_on_edge): Do not use GGC_NEW.
300 (move_sese_in_condition): Remove useless initialization.
301
7b7f2ca7
SP		 3022009-11-03 Sebastian Pop <sebastian.pop@amd.com>
303
304 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
305 for the loops created by the loop distribution. Do not modify the
306 input LSTs.
307 (lst_try_interchange_loops): Same. Use a temporary LST for the
308 transformed schedule. Call lst_update_scattering before data
309 dependence analysis.
310 (lst_try_interchange): Pass an extra parameter INDEX.
311 (lst_do_interchange_1): New.
312 (lst_do_interchange): Call lst_do_interchange_1.
313 (scop_do_interchange): Call lst_update_scattering.
314 * graphite-poly.c (apply_poly_transforms): Do not call
315 lst_update_scattering.
316 * graphite-poly.h (lst_pred): New.
317 (lst_succ): New.
318 (lst_find_first_pbb): Return NULL when not found.
319 (lst_empty_p): New.
320 (lst_insert_in_sequence): Allow LST1 to be NULL.
321 (lst_replace): New.
322 (lst_substitute_3): New.
323 * gcc.dg/graphite/interchange-1.c: XFail.
324 * gcc.dg/graphite/interchange-8.c: XFail.
325 * gcc.dg/graphite/interchange-11.c: XFail.
326
6119e7d5
SP		 3272009-10-30 Sebastian Pop <sebastian.pop@amd.com>
328
329 * graphite-interchange.c (lst_perfectly_nested_p): New.
330 (lst_perfect_nestify): New.
331 (lst_try_interchange_loops): Call store_lst_schedule,
332 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
333 (scop_do_interchange): Avoid redundant legality test.
334 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
335 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
336 * graphite-poly.h (psct_static_dim): New.
337 (lst_dewey_number_at_depth): New.
338 (lst_find_pbb): Restructured.
339 (lst_find_first_pbb): Restructured.
340 (lst_find_last_pbb): New.
341 (lst_contains_p): New.
342 (lst_contains_pbb): New.
343 (lst_create_nest): New.
344 (lst_remove_from_sequence): New.
345 (pbb_update_scattering): New.
346 (lst_update_scattering_under): New.
347 (lst_update_scattering_seq): New.
348 (lst_update_scattering): New.
349 (lst_insert_in_sequence): New.
350 (lst_distribute_lst): New.
351 (lst_remove_all_before_including_pbb): New.
352 (lst_remove_all_before_excluding_pbb): New.
353
431f3f22
SP		 3542009-10-30 Sebastian Pop <sebastian.pop@amd.com>
355
356 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
357 get_loop_exit_edges.
358
4c768046
SP		 3592009-10-30 Sebastian Pop <sebastian.pop@amd.com>
360
361 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
362
5fa8514e
SP		 3632009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
364
365 * graphite-poly.c (print_permutation): New.
366 (debug_permutation): New.
367 (new_poly_bb): Initialize PBB_PERMUTATION.
368 (free_poly_bb): Free PBB_PERMUTATION.
369 * graphite-poly.h (pbb_permutation_elt_p): Declared.
370 (struct pbb_permutation_elt): New.
371 (PBB_PERMUTATION_ELT_STRIDE): New.
372 (PBB_PERMUTATION_ELT_STRIDED_P): New.
373 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
374 (new_pbb_permutation_elt): New.
375 (pbb_permutation_elt_free): New.
376 (struct poly_bb): Add field permutation.
377 (PBB_PERMUTATION): New.
378 (print_permutation): Declared.
379 (debug_permutation): Declared.
380
6c6f84d7
SP		 3812009-10-26 Sebastian Pop <sebastian.pop@amd.com>
382
383 * graphite-clast-to-gimple.c (gloog): Do not call
384 sese_reset_aux_in_loops.
385 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
386 extra argument for domains. Do not use loop->aux.
387 (build_scop_iteration_domain): Initialize and free domains, pass it
388 to build_loop_iteration_domains and extract the information from
389 domains. Do not use loop->aux.
390 * sese.c (sese_reset_aux_in_loops): Removed.
391 * sese.h (sese_reset_aux_in_loops): Removed.
392
585b3e19
SP		 3932009-10-26 Sebastian Pop <sebastian.pop@amd.com>
394
395 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
396 (dependency_in_loop_p): Same.
397 (translate_clast): Do not use loop->aux. Initialize
398 loop->can_be_parallel.
399 (mark_loops_parallel): Removed.
400 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
401 * graphite.c (free_aux_in_new_loops): Removed.
402 (graphite_finalize): Do not call free_aux_in_new_loops.
403 (graphite_transform_loops): Do not call mark_loops_parallel.
404
4052009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 406
407 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
408 (translate_clast): Pass an extra parameter LEVEL.
409 Call get_scattering_level.
410 * graphite-clast-to-gimple.h (get_scattering_level): New.
411
8e6ef139
SP		 4122009-10-22 Sebastian Pop <sebastian.pop@amd.com>
413
414 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
415 * cfgloop.h (struct loop): New field single_iv.
416
417 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
418 loop->aux anymore: use loop->single_iv.
419 (graphite_loop_normal_form): Moved...
420 (build_graphite_loop_normal_form): Removed.
421 (gloog): Do not call build_graphite_loop_normal_form.
422 (free_aux_in_new_loops): Moved...
423 (mark_loops_parallel): Restructure.
424 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
425 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
426 (scop_canonicalize_loops): New.
427 (build_poly_scop): Call scop_canonicalize_loops.
428 * graphite.c (free_aux_in_new_loops): ...here.
429
e6dd91b2
SP		 4302009-10-22 Sebastian Pop <sebastian.pop@amd.com>
431
432 * g++.dg/graphite/graphite.exp: Add the same rules as in
433 gcc.dg/graphite/graphite.exp.
434
47fb473f
SP		 4352009-10-22 Sebastian Pop <sebastian.pop@amd.com>
436
437 * g++.dg/graphite/id-1.C: New.
438
63858ac6
SP		 4392009-10-22 Sebastian Pop <sebastian.pop@amd.com>
440
441 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
442 argument base_name.
443 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
444 (rewrite_phi_out_of_ssa): Same.
445 (rewrite_cross_bb_scalar_deps): Same.
446 (translate_scalar_reduction_to_array): Same.
447
decfe536
SP		 4482009-10-22 Sebastian Pop <sebastian.pop@amd.com>
449
450 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
451 dump_alias_graphs.
452
0d5ef2a9
SP		 4532009-10-22 Sebastian Pop <sebastian.pop@amd.com>
454
455 * graphite-sese-to-poly.c (dump_alias_graphs): New.
456 (build_scop_drs): Call dump_alias_graphs.
457
f70de156
SP		 4582009-10-22 Sebastian Pop <sebastian.pop@amd.com>
459
460 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
461 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
462 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
463 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
464 * graphite-poly.h (free_lst): New.
465 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
466 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
467
74715a9b
SP		 4682009-10-22 Sebastian Pop <sebastian.pop@amd.com>
469
470 * graphite-poly.h (struct scop): Add a field saved_schedule.
471 (SCOP_SAVED_SCHEDULE): New.
472 (store_lst_schedule): New.
473 (restore_lst_schedule): New.
474 (store_scattering): Call store_lst_schedule.
475 (restore_scattering): Call restore_lst_schedule.
476
fb00d28e
SP		 4772009-10-20 Sebastian Pop <sebastian.pop@amd.com>
478
479 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
480 (pdr_add_alias_set): Same.
481 (build_poly_dr): Same.
482 (build_alias_set_optimal_p): Same.
483 (build_base_obj_set_for_drs): Same. Do not store the result of
484 graphds_dfs.
485
917f481a
SP		 4862009-10-20 Sebastian Pop <sebastian.pop@amd.com>
487
488 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
489 all_components_are_cliques to 1.
490
2b178a5f
LF		 4912009-10-20 Li Feng <nemokingdom@gmail.com>
492
493 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
494 the new structure.
495 (pdr_add_alias_set): Update retrieving alias_set_num.
496 (build_poly_dr): Update retrieving dr_base_object_set.
497 (partition_drs_to_sets): Remove.
498 (build_alias_set_optimal_p): New.
499 (build_alias_set_for_drs): Rename.
500 (build_scop_drs): Update.
501 * graphite-sese-to-poly.h (struct base_alias_pair): New.
502 (ALIAS_SET_INDEX): Remove.
503 (BASE_OBJECT_SET_INDEX): Remove.
504
e8af4842
SP		 5052009-10-20 Sebastian Pop <sebastian.pop@amd.com>
506
507 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
508
3899a0b2
SP		 5092009-10-20 Sebastian Pop <sebastian.pop@amd.com>
510
511 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
512 loop upper bounds for 1-element arrays at end of structures.
513 * tree-flow.h (array_at_struct_end_p): Declared.
514 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
515
e34e5835
SP		 5162009-10-20 Sebastian Pop <sebastian.pop@amd.com>
517
518 * g++.dg/graphite/pr41305.C: New.
519
07b0d0e2
AM		 5202009-10-20 Alexander Monakov <amonakov@ispras.ru>
521
522 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
523 construction of parameter constraints from loop iteration analysis.
524 * gcc.dg/graphite/run-id-2.c: New test.
525
67255edf
SP		 5262009-10-17 Sebastian Pop <sebastian.pop@amd.com>
527
528 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
529 and new_cstr.
530
14ba996b
SP		 5312009-10-17 Sebastian Pop <sebastian.pop@amd.com>
532
533 * graphite-dependences.c (dependence_polyhedron_1): Remove
534 unused gdim dimensions from the DDR polyhedron.
535
4454141a
SP		 5362009-10-17 Sebastian Pop <sebastian.pop@amd.com>
537
538 * graphite-dependences.c (pddr_transformed_scattering): New.
539 (dot_original_deps_stmt_1): New.
540 (dot_transformed_deps_stmt_1): New.
541 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
542 dot_transformed_deps_stmt_1.
543 (dot_original_deps): New.
544 (dot_transformed_deps): New.
545 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
546
dd61070d
SP		 5472009-10-17 Sebastian Pop <sebastian.pop@amd.com>
548
549 * graphite-dependences.c (reduction_dr_1): Remove wrong
550 assert: reduction BBs can have multiple reduction writes
4454141a 551 to memory. interchange-3.f90 is an example.
dd61070d 552
65421bcc
SP		 5532009-10-17 Sebastian Pop <sebastian.pop@amd.com>
554
555 * gfortran.dg/graphite/interchange-3.f90: New.
556
3e9f43ee
SP		 5572009-10-17 Sebastian Pop <sebastian.pop@amd.com>
558
559 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
560
16bf8ab1
SP		 5612009-10-17 Sebastian Pop <sebastian.pop@amd.com>
562
563 * graphite-dependences.c (dependence_polyhedron_1): Add the
564 context to the dependence polyhedron.
565
d422adfa
SP		 5662009-10-17 Sebastian Pop <sebastian.pop@amd.com>
567
568 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
569 PBB_PDR_DUPLICATES_REMOVED.
570 (new_poly_bb): Same.
571
62e475c5
SP		 5722009-10-17 Sebastian Pop <sebastian.pop@amd.com>
573
574 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
575 SCOP_CONTEXT.
576 (build_loop_iteration_domains): Extract bounds on parameters
577 based on the data size.
578 (build_scop_context): Do not initialize SCOP_CONTEXT;
579 add new constraints.
580
3ecbce7e
SP		 5812009-10-17 Sebastian Pop <sebastian.pop@amd.com>
582
583 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
584 * graphite-ppl.h (graphite-ppl.h): Declared.
585
04863400
SP		 5862009-10-17 Sebastian Pop <sebastian.pop@amd.com>
587
588 * graphite-ppl.c (ppl_print_linear_expr): New.
589 (debug_ppl_linear_expr): New.
590 * graphite-ppl.h (ppl_print_linear_expr): Declared.
591 (debug_ppl_linear_expr): Declared.
592
009150e1
SP		 5932009-10-16 Sebastian Pop <sebastian.pop@amd.com>
594
595 * graphite-interchange.c: Fix comments.
596 * gcc.dg/graphite/block-1.c: Fix comments.
597
9b196c93
SP		 5982009-10-16 Sebastian Pop <sebastian.pop@amd.com>
599
600 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
601 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
602
caa675f8
SP		 6032009-10-16 Sebastian Pop <sebastian.pop@amd.com>
604
605 Reapply the patch from Alexander Monakov that disappeared during
606 the last merges from trunk.
607
608 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
609
610 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
611 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
612
92d92abb
SP		 6132009-10-15 Sebastian Pop <sebastian.pop@amd.com>
614
615 * graphite-interchange.c (memory_stride_in_loop): The depth
616 argument corresponds to a dynamic time dimension, so use
617 psct_dynamic_dim to refer to the transformed scattering dimension.
618
23159c56
SP		 6192009-10-15 Sebastian Pop <sebastian.pop@amd.com>
620
621 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
622
5c6c42c9
SP		 6232009-10-15 Sebastian Pop <sebastian.pop@amd.com>
624
625 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
626 root of the LST.
627 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
628 the root of the LST.
629 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
630 fake loop.
631 (print_lst): Print the root of LST in a different format.
632 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
633
f58be90e
SP		 6342009-10-15 Sebastian Pop <sebastian.pop@amd.com>
635
636 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
637
4e4ee197
SP		 6382009-10-15 Sebastian Pop <sebastian.pop@amd.com>
639
640 * doc/passes.texi: Document the Graphite infrastructure.
641
6c4499b6
SP		 6422009-10-15 Sebastian Pop <sebastian.pop@amd.com>
643
644 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
645 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
646 and check the SSA representation.
647
648 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
649
8e49fe91
SP		 6502009-10-15 Sebastian Pop <sebastian.pop@amd.com>
651
652 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
653
bb2b2dfc
SP		 6542009-10-14 Sebastian Pop <sebastian.pop@amd.com>
655
656 * gcc.dg/graphite/interchange-11.c: New.
657
e7ed4a64
SP		 6582009-10-14 Sebastian Pop <sebastian.pop@amd.com>
659
660 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
661
d7f25aa6
SP		 6622009-10-14 Sebastian Pop <sebastian.pop@amd.com>
663
664 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
665 Add -fno-loop-strip-mine and -fno-loop-interchange.
666 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
667 -fno-loop-strip-mine.
668 * gfortran.dg/graphite/graphite.exp: Same.
669
6231cf49
SP		 6702009-10-14 Sebastian Pop <sebastian.pop@amd.com>
671
672 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
673 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
674 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
675 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
676 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
677 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
678 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
679 DEFAULT_FLAGS_GRAPHITE_SCOP.
680 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
681 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
682
2b7c09a8
SP		 6832009-10-14 Sebastian Pop <sebastian.pop@amd.com>
684
685 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
686
b0c7a278
KT		 6872009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
688 Sebastian Pop <sebastian.pop@amd.com>
689
690 * graphite-interchange.c (build_linearized_memory_access): Pass an
691 offset as parameter.
692 (memory_stride_in_loop): Include transform scattering in the
693 access functions to be able to querry the strides in the
694 transformed loops.
695 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
696 not the psct_iterator_dim.
697
13ae6f91
SP		 6982009-10-14 Sebastian Pop <sebastian.pop@amd.com>
699
700 * graphite-blocking.c (pbb_do_strip_mine): Removed.
701 (lst_do_strip_mine_loop): New.
702 (lst_do_strip_mine): New.
703 (scop_do_strip_mine): Call lst_do_strip_mine.
704 * graphite-poly.h (lst_add_loop_under_loop): New.
705 (lst_find_first_pbb): New.
706
c0fe753b
SP		 7072009-10-14 Sebastian Pop <sebastian.pop@amd.com>
708
709 * graphite-poly.c (loop_to_lst): Fix LST creation.
710
8d75ec87
TG		 7112009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
712
713 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
714 sizeof(unsigned long) to make it run on 32bit systems.
715
7162009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
717
718 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
719 SEGFAULT on 32bit.
720
2e5a7cbf
RU		 7212009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
722
8d75ec87
TG		 723 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
724 Comment.
2e5a7cbf
RU		 725 (write_alias_graph_to_ascii_dot): New.
726 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 727 (partition_drs_to_sets): Add testing of optimality of current method
728 which assigns alias numbers according to DFS Comopnent number. used
729 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 730 (build_scop_drs): Write to file also with the ecc and dot format.
731
1e82de2a
SP		 7322009-10-13 Sebastian Pop <sebastian.pop@amd.com>
733
734 * gfortran.dg/graphite/interchange-1.f: XFail.
735
9bf13085
SP		 7362009-10-13 Sebastian Pop <sebastian.pop@amd.com>
737
738 * graphite.c (graphite_initialize): Do not handle functions with
739 more than 100 basic blocks.
740
e797c5f2
SP		 7412009-10-13 Sebastian Pop <sebastian.pop@amd.com>
742
743 * graphite-blocking.c (pbb_do_strip_mine): Use
744 PARAM_LOOP_BLOCK_TILE_SIZE.
745
bfa00f48
SP		 7462009-10-13 Sebastian Pop <sebastian.pop@amd.com>
747
748 * graphite-poly.c (dot_lst_1): New.
749 (dot_lst): New.
750 * graphite-poly.h (dot_lst): Declared.
751
3c7bdeb8
SP		 7522009-10-13 Sebastian Pop <sebastian.pop@amd.com>
753
754 * graphite-dependences.c (dot_deps_stmt_1): New.
755 (dot_deps_stmt): New.
756 * graphite-dependences.h (dot_deps_stmt): Declared.
757
c7dc2fab
SP		 7582009-10-09 Sebastian Pop <sebastian.pop@amd.com>
759
760 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
761 not replace cross BB scalar dependences ending on PHI nodes.
762 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
763
24c79709
SP		 7642009-10-09 Sebastian Pop <sebastian.pop@amd.com>
765
766 * graphite-poly.c (apply_poly_transforms): Implement the high
767 level driver for flag_loop_block.
768 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
769 flag_loop_block.
770
771 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
772 -floop-block.
773 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
774 Add -floop-block.
775
a0517b76
SP		 7762009-10-09 Sebastian Pop <sebastian.pop@amd.com>
777
778 * graphite-poly.h (lst_find_pbb): New.
779 (find_lst_loop): New.
780
9d077835
SP		 7812009-10-09 Sebastian Pop <sebastian.pop@amd.com>
782
783 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
784 * graphite-poly.h (struct scop): Remove dep_graph field.
785 (SCOP_DEP_GRAPH): Removed.
786
75b63a91
SP		 7872009-10-09 Sebastian Pop <sebastian.pop@amd.com>
788
789 * graphite-poly.h (copy_lst): Do full copy of LST.
790
7cc4ff8d
SP		 7912009-10-07 Sebastian Pop <sebastian.pop@amd.com>
792
793 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
794 when the loop stride is zero.
795
796 * gcc.dg/graphite/id-16.c: New.
797
60d2a8c3
SP		 7982009-10-06 Sebastian Pop <sebastian.pop@amd.com>
799
800 * graphite-dependences.c (reduction_dr_1): New.
801 (reduction_dr_p): New.
802 (graphite_legal_transform_dr): Call reduction_dr_p.
803 (reduction_ddr): Renamed reduction_ddr_p.
804 * graphite-poly.h (same_pdr_p): New.
805 (number_of_write_pdrs): New.
806 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
807 (split_reduction_stmt): Do not split reduction statements
808 when there are no writes to memory.
809 (translate_scalar_reduction_to_array_for_stmt): Insert the
810 memory reduction statement just after the scalar reduction statement.
811
812 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
813 Un-XFAIL-ed.
814 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
815 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
816
95baeff8
SP		 8172009-10-06 Sebastian Pop <sebastian.pop@amd.com>
818
819 * graphite-interchange.c (lst_apply_interchange): New.
820 (lst_interchange_profitable_p): New.
821 (lst_try_interchange_loops): New.
822 (lst_try_interchange): New.
823 (lst_do_interchange): New.
824 (pbb_do_interchange): Removed.
825 (scop_do_interchange): Call lst_do_interchange.
826
a36d12e2
SP		 8272009-10-06 Sebastian Pop <sebastian.pop@amd.com>
828
829 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
830 SCOP_TRANSFORMED_SCHEDULE.
831 (loop_to_lst): New.
832 (scop_to_lst): New.
833 (print_lst): New.
834 (debug_lst): New.
835 * graphite-poly.h (lst_p): New.
836 (struct lst): New.
837 (LST_LOOP_P): New.
838 (LST_LOOP_FATHER): New.
839 (LST_PBB): New.
840 (LST_SEQ): New.
841 (scop_to_lst): Declared.
842 (print_lst): Declared.
843 (debug_lst): Declared.
844 (new_lst_loop): New.
845 (new_lst_stmt): New.
846 (copy_lst): New.
847 (lst_depth): New.
848 (lst_dewey_number): New.
849 (struct scop): Add original_schedule and transformed_schedule fields.
850 (SCOP_ORIGINAL_SCHEDULE): New.
851 (SCOP_TRANSFORMED_SCHEDULE): New.
852 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
853
a0dd1440
SP		 8542009-10-05 Sebastian Pop <sebastian.pop@amd.com>
855
856 * graphite-dependences.c (reduction_ddr): New.
857 (graphite_legal_transform_bb): Call reduction_ddr.
858 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
859 Initialize PBB_IS_REDUCTION.
860 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
861 (PBB_IS_REDUCTION): New.
862 (new_poly_bb): Update declaration.
863 * graphite-scop-detection.h (build_scop_bbs): Removed.
864 (nb_reductions_in_loop): Removed.
865 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
866 parameter for reductions.
867 (try_generate_gimple_bb): Update call to new_poly_bb.
868 (build_scop_bbs_1): Same.
869 (build_scop_bbs): Same.
870 (gsi_for_phi_node): New.
871 (scalar_close_phi_node_p): Remove gcc_assert.
872 (split_reduction_stmt): New.
873 (is_reduction_operation_p): New.
874 (phi_contains_arg): New.
875 (follow_ssa_with_commutative_ops): New.
876 (detect_commutative_reduction_arg): New.
877 (detect_commutative_reduction_assign): New.
878 (follow_inital_value_to_phi): New.
879 (edge_initial_value_for_loop_phi): New.
880 (initial_value_for_loop_phi): New.
881 (detect_commutative_reduction): New.
882 (translate_scalar_reduction_to_array_for_stmt): New.
883 (insert_copyout): New.
884 (insert_copyin): New.
885 (translate_scalar_reduction_to_array): New.
886 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
887 (rewrite_commutative_reductions_out_of_ssa_loop): New.
888 (rewrite_commutative_reductions_out_of_ssa): New.
889 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
890 * sese.h (split_region_for_bb): New.
891
892 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
893 * gcc.dg/graphite/interchange-1.c: Fix format.
894 * gcc.dg/graphite/interchange-10.c: New.
895
db7e9485
SP		 8962009-10-05 Sebastian Pop <sebastian.pop@amd.com>
897
898 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
899 buggy assert.
900
5dcc64d9
SP		 9012009-10-05 Sebastian Pop <sebastian.pop@amd.com>
902
903 * graphite-sese-to-poly.c (scev_analyzable_p): New.
904 (rewrite_cross_bb_scalar_dependence): New.
905 (rewrite_cross_bb_scalar_deps): New.
906 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
907 Call rewrite_cross_bb_scalar_deps.
908
947121b8
SP		 9092009-10-05 Sebastian Pop <sebastian.pop@amd.com>
910
911 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
912 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
913 gsi_for_stmt.
914
d48e288d
SP		 9152009-10-05 Sebastian Pop <sebastian.pop@amd.com>
916
917 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
918 * graphite-interchange.c (pbb_do_interchange): Same.
919 * graphite-poly.c (print_scattering_function): Same.
920 (debug_pdrs): Same.
921 * graphite-poly.h (pbb_loop): New.
922 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
923
d17286f6
SP		 9242009-09-27 Sebastian Pop <sebastian.pop@amd.com>
925
926 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
927
ee03cd20
SP		 9282009-09-27 Sebastian Pop <sebastian.pop@amd.com>
929
930 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
931 so don't pass a pointer to it.
932 (build_alias_set_for_drs): Same.
933 (build_base_obj_set_for_drs): Same.
934 (build_scop_drs): Same.
935
888beba1
LF		 9362009-09-26 Li Feng <nemokingdom@gmail.com>
937
938 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
939 the alias graph of data references.
940
cd43e5d7
LF		 9412009-09-25 Li Feng <nemokingdom@gmail.com>
942
943 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
944 (build_scop_drs): When debugging, write the alias graph to file,
945 otherwise, should be disabled.
946
aeda6535
SP		 9472009-09-17 Sebastian Pop <sebastian.pop@amd.com>
948
949 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
950 (is_simple_operand): Remove call to stmt_simple_memref_p.
951 (stmt_simple_for_scop_p): Update call to is_simple_operand.
952
8b6b8570
DE		 9532009-09-17 David Edelsohn <edelsohn@gnu.org>
954
8971eb91 955 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
8b6b8570
DE		 956 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
957 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
958 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
959 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
960
1825f9a2
LF		 9612009-09-17 Li Feng <nemokingdom@gmail.com>
962
963 PR middle-end/41118
964 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
965 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
966 (graphite_carried_dependence_level_k): Ditto.
967 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
968 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
969 (new_poly_dr): Adjust declaration.
970 * graphite-sese-to-poly.c (free_data_refs_aux): New.
971 (free_gimple_bb): Added free_data_refs_aux.
972 (build_poly_dr): Add dr_base_object_set.
973 (partition_drs_to_sets): New.
974 (dr_same_base_object_p): New.
975 (build_alias_set_for_drs): New.
976 (build_base_object_set_for_drs): New.
977 (build_scop_drs): Add build_base_obj_set_for_drs.
978 * graphite-sese-to-poly.h: Added #define for alias set number index and
979 base object set index.
980 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
981 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
982
ac90803f
SP		 9832009-09-16 Alexander Monakov <amonakov@ispras.ru>
984
985 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
986 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
987
54fc808a
SP		 9882009-09-14 Sebastian Pop <sebastian.pop@amd.com>
989
990 * graphite-sese-to-poly.c (struct irp_data): Removed.
991 (idx_record_params): Removed.
992 (find_params_in_bb): Scan for parameters the access functions; don't
993 parse the tree representation.
994
e88e021f
SP		 9952009-09-14 Sebastian Pop <sebastian.pop@amd.com>
996
997 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
998 passes at -O1 and below.
999
3690f8d7
SP		 10002009-09-14 Sebastian Pop <sebastian.pop@amd.com>
1001
1002 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
1003 tree-scalar-evolution.h, and then tree-data-ref.h.
1004 * graphite-clast-to-gimple.c: Same.
1005 * graphite-dependences.c: Same.
1006 * graphite-interchange.c: Same.
1007 * graphite-poly.c: Same.
1008 * graphite-scop-detection.c: Same.
1009 * graphite-sese-to-poly.c: Same.
1010 * graphite.c: Same.
1011 * lambda-code.c: Same.
1012 * matrix-reorg.c: Same.
1013 * tree-data-ref.c: Same.
1014 * tree-if-conv.c: Same.
1015 * tree-loop-distribu: Same.: Same.
1016 * tree-loop-linear.c: Same.
1017 * tree-parloops.c: Same.
1018 * tree-predcom.c: Same.
1019 * tree-vect-patterns.c: Same.
1020
2495a183
SP		 10212009-09-02 Sebastian Pop <sebastian.pop@amd.com>
1022
1023 Partially revert the previous patch, except the following.
1024 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
1025 as parameters the operands of the not expression.
1026
20179b0d
SP		 10272009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1028
1029 * tree-scalar-evolution.c (instantiate_scev_assign): New.
1030 Do not call analyze_scalar_evolution on assignments.
1031 (instantiate_scev_phi): Call analyze_scalar_evolution.
1032 (instantiate_scev_name): Call instantiate_scev_assign and
1033 instantiate_scev_phi.
1034 (instantiate_scev_not): Adapted to pass as parameters the operands
1035 of the not expression.
1036
ffa34f4b
SP		 10372009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1038
1039 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
1040 to pass as parameters the operands of the binary expression.
1041
4b9d48a1
SP		 10422009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1043
1044 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1045 instantiate_scev_not. Handle NEGATE_EXPR.
1046 (instantiate_scev_r): Handle NEGATE_EXPR.
1047
9e5dc77f
SP		 10482009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1049
1050 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1051 instantiate_scev_r.
1052 (instantiate_scev_r): Move code in instantiate_scev_2
1053 and instantiate_scev_1.
1054
d814176c
SP		 10552009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1056
1057 * tree-scalar-evolution.c (instantiate_scev_3): New.
1058 (instantiate_scev_1): Move code in instantiate_scev_3.
1059
ec6636eb
SP		 10602009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1061
1062 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1063 (instantiate_scev_1): Move code in instantiate_scev_poly.
1064
7ec0665d
SP		 10652009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1066
1067 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1068 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1069
9c382ce9
SP		 10702009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1071
1072 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1073 (instantiate_scev_1): Move code in instantiate_scev_convert.
1074
15fda317
SP		 10752009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1076
1077 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1078 (instantiate_scev_1): Move code in instantiate_scev_binary.
1079
320f5a78
SP		 10802009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1081
1082 * tree-scalar-evolution.c (instantiate_scev_name): New.
1083 (instantiate_scev_1): Move code in instantiate_scev_name.
1084
10852009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1086
1087 * Merge from mainline (150992:151171).
1088
211694b6
SP		 10892009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1090
1091 * graphite-dependences.c (graphite_legal_transform_bb): Call
1092 pbb_remove_duplicate_pdrs.
1093 * graphite-poly.c (can_collapse_pdr): Removed.
1094 (pdr_find_duplicate): Removed.
1095 (can_collapse_pdrs): New.
1096 (pbb_remove_duplicate_pdrs): New.
1097 (new_poly_dr): Do not look for duplicates.
1098 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1099 (PBB_PDR_DUPLICATES_REMOVED): New.
1100 (pbb_remove_duplicate_pdrs): Declared.
1101
7bd2a8a7
SP		 11022009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1103
1104 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1105 the strides by multiplying by PDR_NB_REFS.
1106 * graphite-poly.c (can_collapse_pdr): New.
1107 (pdr_find_duplicate): New.
1108 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1109 Initialize PDR_NB_REFS.
1110 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1111 (PDR_NB_REFS): New.
1112 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1113
11142009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1115
1116 Revert one of the previous commits:
1117 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1118 the computation of symmetric data dependence relations.
1119 (dependency_between_pbbs_p): Same.
1120
93b2db87
SP		 11212009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1122
1123 PR middle-end/40965
1124 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1125 any transform.
1126
d8eeb078
SP		 11272009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1128
1129 * graphite-dependences.c (pddr_original_scattering): Return NULL
1130 for read-read dependence relations.
1131 * graphite-poly.h (enum poly_dr_type): Fix comment.
1132 (pdr_read_p): New.
1133 (pdr_write_p): New.
1134 (pdr_may_write_p): New.
1135
e6dec0fb
SP		 11362009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1137
1138 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1139 (struct poly_dr): Same.
1140 (new_poly_dr): Same.
1141 * graphite-poly.c (new_poly_dr): Same.
1142
baf4b881
KT		 11432009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1144 Sebastian Pop <sebastian.pop@amd.com>
1145
1146 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1147 pbb_strip_mine_time_depth. Changed the implementation so that
1148 transformation is expressed as a transformation on
1149 time (scatttering) dimensions. Also, ensures that the 2d+1
1150 scheduling format is preserved.
1151 (pbb_strip_mine_profitable_p): Profitability is based on the
1152 iteration number of a given time (scattering) dimension,
1153 and not on a original loop depth dimension.
1154 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1155 (pbb_do_strip_mine): Call psct_dynamic_dim.
1156 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1157 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1158 (pbb_nb_dynamic_scattering_transform): New.
1159 (psct_dynamic_dim): New.
1160
059a5f9f
KT		 11612009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1162
1163 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1164 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1165 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1166 * graphite-interchange.c (build_linearized_memory_access): Same.
1167 (memory_stride_in_loop): Same.
1168
afae0207
SP		 11692009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1170
1171 * graphite-dependences.c (pddr_original_scattering): New.
1172 (graphite_legal_transform_dr): Call pddr_original_scattering.
1173 (dot_deps_1): New.
1174 (dot_deps): New.
1175 * graphite-dependences.h (dot_deps): Declared.
1176 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1177 (print_pdr): Print PDR_ID.
1178 * graphite-poly.h (struct poly_dr): Add field id.
1179 (PDR_ID): New.
1180 (pbb_index): New.
1181 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1182
f8e0bb8b
SP		 11832009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1184
1185 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1186 not delete the original dependence relation.
1187
11882009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1189
1190 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1191 the computation of symmetric data dependence relations.
1192 (dependency_between_pbbs_p): Same.
1193
e37f165f
SP		 11942009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1195
1196 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1197 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1198 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1199 (free_poly_ddr): New.
1200 (pddr_is_empty): New.
1201 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1202 (dependence_polyhedron): Same. Remove useless gcc_assert.
1203 Remove fprintfs.
1204 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1205 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1206 * graphite-dependences.h (enum poly_dependence_kind): New.
1207 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1208 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1209 (PDRP_SINK): Renamed PDDR_SINK.
1210 (PDRP_DDP): Renamed PDDR_DDP.
1211 (PDDR_KIND): New.
1212 (free_poly_ddr): Declared.
1213 * graphite-poly.c (new_scop): Use the new hash function names.
1214 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1215 into original_pddrs.
1216 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1217
12182009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1219
1220 * Merge from mainline (150764:150992).
1221
45e76e9f
SP		 12222009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1223
1224 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1225 bounds with LT_EXPR to make niter analysis more precise on code
1226 generated by Graphite.
1227
66b466c3
SP		 12282009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1229
1230 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1231 (graphite_legal_transform_bb): Same.
1232 (poly_drs_may_alias_p): Same.
1233
f263917c
SP		 12342009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1235
1236 PR middle-end/40981
1237 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1238 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1239
12402009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1241
1242 * graphite-poly.c (print_pbb): Print PBB index.
1243
12442009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1245
1246 * Merge from mainline (r150672:150764).
1247
12482009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1249
1250 * graphite-interchange.c (ppl_max_for_le): Moved...
1251 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1252 * graphite-ppl.c (ppl_max_for_le): ... here.
1253 * graphite-ppl.h (ppl_max_for_le): Declared.
1254
12552009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1256
1257 * Merge from mainline (r150372:150672).
1258
30de1632
SP		 12592009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1260
1261 PR middle-end/40980
1262 * sese.c (convert_for_phi_arg): New.
1263 (add_guard_exit_phis): Use convert_for_phi_arg.
1264
1265 * testsuite/gfortran.dg/graphite/id-17.f: New.
1266
8c31ebfa
SP		 12672009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1268
1269 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1270 unknown subscript upper bounds.
1271
1272 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1273
fb9fb290
SP		 12742009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1275 Pranav Garg <pranav.garg2107@gmail.com>
1276
1277 * graphite-interchange.c (gather_access_strides): Removed.
1278 (ppl_max_for_le): New.
1279 (build_linearized_memory_access): New.
1280 (memory_stride_in_loop): New.
1281 (pbb_interchange_profitable_p): Reimplemented.
1282 * graphite-ppl.h (ppl_new_id_map): New.
1283 (ppl_interchange): New.
1284
1285 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1286
312aea7f
SP		 12872009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1288
1289 * graphite-interchange.c (compute_subscript): Removed.
1290 (compute_array_size_cstr): Removed.
1291 (compute_array_size_poly): Removed.
1292 (compute_array_size): Removed.
1293 (gather_access_strides_poly): Removed.
1294 (gather_access_strides): Empty.
1295
25d7cc15
SP		 12962009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1297
1298 * graphite-dependences.c (dependence_polyhedron_1): Replace
1299 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1300 (graphite_legal_transform_dr): Same.
1301 (graphite_carried_dependence_level_k): Same.
1302 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1303 Initialize PDR_NB_SUBSCRIPTS.
1304 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1305 PDR_NB_SUBSCRIPTS.
1306 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1307 (PDR_NB_SUBSCRIPTS): New.
1308 (pdr_nb_subscripts): Removed.
1309 (pdr_dim): Simplified.
1310 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1311 with PDR_NB_SUBSCRIPTS.
1312
66096911
SP		 13132009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1314
1315 * graphite-interchange.c (compute_array_size): Remove use of
1316 PDR_DATA_CONTAINER.
1317 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1318 Do not initialize PDR_DATA_CONTAINER.
1319 (print_pdr): Do not print PDR_DATA_CONTAINER.
1320 * graphite-poly.h (struct poly_dr): Remove data_container field.
1321 (PDR_DATA_CONTAINER): Removed.
1322 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1323 PDR_DATA_CONTAINER.
1324 (build_poly_dr): Same.
1325
273c5dd3
SP		 13262009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1327
1328 * testsuite/gcc.dg/graphite/interchange-9.c: New.
1329
7491e5f0
KT		 13302009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1331 Sebastian Pop <sebastian.pop@amd.com>
1332
1333 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1334 copy of the dependence polyhedron. Free the temporary objects.
1335 (graphite_carried_dependence_level_k): Free unused objects before
1336 returning.
1337
1338 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1339 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1340 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1341 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1342 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1343
f4648ed1
SP		 13442009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1345
1346 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1347 Early return without analyzing the data dependences if no
1348 transform has been done. Call restore_scattering if the transform
1349 is not legal.
1350 (graphite-interchange.c): Same.
1351 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1352 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1353 (apply_poly_transforms): Do not gcc_assert that
1354 the transform is legal.
1355 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1356 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1357 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1358 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1359 * graphite-poly.h (struct poly_scattering): New.
1360 (struct poly_bb): Add original, transformed, and saved fields.
1361 Remove transformed_scattering, original_scattering, nb_local_variables,
1362 and nb_scattering_transform fields.
1363 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1364 (poly_scattering_new): New.
1365 (poly_scattering_free): New.
1366 (poly_scattering_copy): New.
1367 (store_scattering_pbb): New.
1368 (store_scattering): New.
1369 (restore_scattering_pbb): New.
1370 (restore_scattering): New.
1371 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1372 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1373
e31a5bd4
SP		 13742009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1375
1376 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1377 (print_scop): Same.
1378
8e88f9fd
SP		 13792009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1380
1381 * Makefile.in (graphite.o): Depends on PREDICT_H.
1382 * graphite.c: Include predict.h.
1383 (graphite_finalize): Call tree_estimate_probability.
1384 * predict.c (predict_loops): Do not call scev_initialize and
1385 scev_finalize.
1386 (tree_estimate_probability_bb): New.
1387 (tree_estimate_probability): Do not initialize loops: move that
1388 code to the driver. Call tree_estimate_probability_bb.
1389 (tree_estimate_probability_driver): New.
1390 (pass_profile): Use tree_estimate_probability_driver.
1391 * predict.h (tree_estimate_probability): Declared.
1392
87d4d0ee
SP		 13932009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1394
1395 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1396 * graphite-dependences.c (graphite_legal_transform): Add time to
1397 TV_GRAPHITE_DATA_DEPS.
1398 (dependency_between_pbbs_p): Same.
1399 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1400
14012009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1402
1403 * Merge from mainline (r149952:150372).
1404
2abae5f1
SP		 14052009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1406
1407 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1408 * graphite-blocking.c: Same.
1409 * graphite-clast-to-gimple.c: Same.
1410 * graphite-dependences.c: Same.
1411 * graphite-poly.c: Same.
1412 * graphite-poly.h: Same.
1413 * graphite-ppl.c: Same.
1414 * graphite-scop-detection.c: Same.
1415 * graphite-sese-to-poly.c: Same.
1416 * graphite.c: Same.
1417
14182009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1419
1420 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1421 (remove_simple_copy_phi): New.
1422 (remove_invariant_phi): New.
1423 (simple_copy_phi_p): New.
1424 (reduction_phi_p): New.
1425 (gsi_for_ssa_name_def): New.
1426 (insert_out_of_ssa_copy): New.
1427 (insert_out_of_ssa_copy_on_edge): New.
1428 (create_zero_dim_array): New.
1429 (scalar_close_phi_node_p): New.
1430 (rewrite_close_phi_out_of_ssa): New.
1431 (rewrite_phi_out_of_ssa): New.
1432 (rewrite_reductions_out_of_ssa): New.
1433 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1434
1435 * testsuite/gcc.dg/graphite/id-11.c: New.
1436 * testsuite/gcc.dg/graphite/id-15.c: New.
1437 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1438 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1439 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1440 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1441 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1442 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1443 * testsuite/gfortran.dg/graphite/id-13.f: New.
1444 * testsuite/gfortran.dg/graphite/id-5.f: New.
1445
14462009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1447
1448 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1449 check that nb_reductions_in_loop is zero.
1450 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1451 reduction phi nodes.
1452 (nb_reductions_in_loop): Removed.
1453 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1454 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1455 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1456 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1457 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1458
14592009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1460
1461 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1462 statements that have an empty iteration domain.
1463 * testsuite/gfortran.dg/graphite/id-16.f: New.
1464
14652009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1466
1467 * tree-scalar-evolution.c (instantiate_scev_1): Return
1468 chrec_dont_know when the result is not above instantiate_below.
1469 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1470 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1471 the tree has a known scalar evolution.
1472 * testsuite/gfortran.dg/graphite/id-14.f: New.
1473 * testsuite/gfortran.dg/graphite/id-15.f: New.
1474
14752009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1476
1477 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1478 insert_gsi.
1479 (rename_variables): Keep inserting renames after the ones already
1480 inserted.
1481
14822009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1483
1484 * graphite-sese-to-poly.c (compare_bb_depths): New.
1485 (graphite_sort_dominated_info): New.
1486 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1487 (build_scop_scattering): Fix comment.
1488
14892009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1490
1491 * graphite.c (graphite_finalize): Call print_loops instead of
1492 dump_function_to_file.
1493 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1494 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1495 loops generated in the graphite output file.
1496 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1497 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1498 * testsuite/gfortran.dg/graphite/id-12.f: New.
1499
15002009-07-24 Li Feng <nemokingdom@gmail.com>
1501
1502 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1503 Remove 2 XFAIL.
1504
15052009-07-24 Li Feng <nemokingdom@gmail.com>
1506 Tobias Grosser <grosser@fim.uni-passau.de>
1507
1508 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1509 alias set number build alias in ACCESSES polyhedron.
1510 (build_alias_set_for_drs): New.
1511 (build_pbb_drs): Added build_alias_set_for_drs.
1512 * graphite-dependences.c (poly_drs_may_alias_p): New.
1513 (graphite_carried_dependence_level_k): Check alias information
1514 before building polyhedron.
1515
15162009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1517
1518 * Makefile.in (lambda-code.o): Fix formatting.
1519
15202009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1521
1522 * Merge from mainline (r149350-149952)
1523
15242009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1525
1526 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1527 before interchange to prepare for loop blocking.
1528
15292009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1530
1531 * graphite-poly.c (apply_poly_transforms): Add checks after every
1532 transformation.
1533 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1534 done in apply_poly_transforms.
1535
15362009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1537
1538 * graphite-dependences.c (build_lexicographically_gt_constraint):
1539 Replace RES parameter with *RES.
1540 (dependence_polyhedron_1): Pass an address of the parameter RES
1541 instead of value of RES.
1542
15432009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1544
1545 * graphite.c (graphite_finalize): Fix comment.
1546 (graphite_transform_loops): Reset scev info after code generation
1547 of each scop.
1548
15492009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * graphite.c (graphite_finalize): Call scev_reset.
1552
15532009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1554
1555 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1556 GBB_CLOOG_IV_TYPES hash table twice.
1557 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1558 (add_condition_to_domain): Clear GMP values.
1559
15602009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1561
1562 * graphite-dependences.c: Fix formatting.
1563 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1564 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1565 * graphite-sese-to-poly.c: Fix formatting.
1566 * graphite.c (graphite_transform_loops): Create the hash table
1567 after the early return.
1568
15692009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1570
1571 * testsuite/gcc.dg/graphite/id-14.c: New.
1572 * testsuite/gcc.dg/graphite/pr40157.c: New.
1573 * testsuite/gfortran.dg/graphite/id-11.f: New.
1574
15752009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1576
1577 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1578 (build_poly_scop): Return false when there are no pbbs within
1579 loops to avoid to pass to cloog scops with no loops.
1580
15812009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1582
1583 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1584 useless test "i % 2".
1585 (build_pbb_scattering_polyhedrons): Fix formatting.
1586 (build_poly_dr): Same.
1587 * graphite.c (graphite_transform_loops): Restructure.
1588
15892009-07-14 Razya Ladelsky <razya@il.ibm.com>
1590
1591 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1592 reduction_list parameter.
1593 (rewrite_all_phi_nodes_with_iv): Same.
1594 (canonicalize_loop_ivs): Same.
1595 * tree-parloops.c (struct brli): Removed.
1596 (build_reduction_list_info): Removed.
1597 (build_new_reduction): New.
1598 (analyze_reduction_list): Removed.
1599 (gather_scalar_reductions): Find reductions instead of phi
1600 nodes that can't be canonicalized.
1601 (try_create_reduction_list): Remove reduction_list parameter.
1602 (gen_parallel_loop): Same.
1603 (parallelize_loops): Remove analyze_reductions variable,
1604 initialization and free.
1605 Change reduction_list htab initialization to reduction_info
1606 elements instead of ssa names.
1607 Call try_create_reduction_list and gen_parallel_loop without
1608 analyzed_reduction argument.
1609 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1610 canonicalize_loop_ivs with one less argument.
1611 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1612
16132009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1614
1615 * graphite-dependences.c (new_poly_dr_pair): New.
1616 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1617 (new_poly_dr_pair): New.
1618 (eq_poly_dr_pair_p): New.
1619 (hash_poly_dr_pair_p): New.
1620 * graphite-dependences.h (struct poly_dr_pair): New.
1621 (eq_poly_dr_pair_p): Declared.
1622 (hash_poly_dr_pair_p): Declared.
1623 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1624 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1625 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1626 * Makefile.in (graphite-poly.o): Add dependence on
1627 graphite-dependences.h.
1628
16292009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1630
1631 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1632 polynomials of degree > 1 pass to Graphite.
1633 * tree-chrec.c (scev_is_linear_expression): Call
1634 evolution_function_is_affine_multivariate_p.
1635 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1636
16372009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1638
1639 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1640 Instantiate scevs varying in outer loops.
1641 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1642
16432009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1644
1645 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1646 redundant constraint.
1647
16482009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1649
1650 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1651 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1652 based on the file names as in the C testsuite.
1653 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1654 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1655 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1656 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1657 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1658 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1659 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1660 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1661 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1662 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1663 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1664 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1665 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1666
16672009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1668
1669 * sese.c (expand_scalar_variables_call): New.
1670 (expand_scalar_variables_ssa_name): Handle calls in expander.
1671
16722009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1673
1674 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1675 Expect to see the pattern twice.
1676 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1677 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1678 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1679
16802009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1681
1682 * testsuite/gcc.dg/graphite/id-10.c: New.
1683 * testsuite/gcc.dg/graphite/id-12.c: New.
1684 * testsuite/gfortran.dg/graphite/id-7.f: New.
1685 * testsuite/gfortran.dg/graphite/id-8.f: New.
1686
16872009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1688
1689 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1690 zero.
1691
16922009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1693
1694 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1695
16962009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1697
1698 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1699
17002009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1701
1702 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1703 building PDR subscripts.
1704
17052009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1706
1707 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1708 computation of array sizes.
1709
17102009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1711
1712 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1713
17142009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1715
1716 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1717 build_pairwise_constraint, dr_equality_constraints,
1718 build_pairwise_scheduling_equality,
1719 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1720 build_lexicographically_gt_constraint, dependence_polyhedron,
1721 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1722 Move from NNC_Polyhedron to C_Polyhedron.
1723 * graphite-interchange.c (compute_array_size_poly,
1724 gather_access_strides): Dito.
1725 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1726 free_scop, pbb_number_of_iterations): Dito.
1727 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1728 pbb_dim_iter_domain, struct scop): Dito.
1729 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1730 new_Cloog_Domain_from_ppl_Polyhedron,
1731 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1732 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1733 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1734 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1735 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1736 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1737 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1738 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1739 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1740 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1741 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1742 build_scop_iteration_domain, build_poly_dr): Dito
1743
17442009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1745
1746 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1747 run-id-*.c files.
1748 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1749
17502009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1751
1752 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1753 positivity constraint on the symbolic number of iterations.
1754
17552009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1756
1757 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1758
17592009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1760 Tobias Grosser <grosser@fim.uni-passau.de>
1761
1762 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1763 (build_cloog_prog): Directly use SCOP_CONTEXT.
1764 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1765 (free_scop): Free SCOP_CONTEXT.
1766 (print_scop_context): New.
1767 (print_scop): Call print_scop_context.
1768 (debug_scop_context): New.
1769 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1770 (struct scop): Added field context.
1771 (SCOP_CONTEXT): New.
1772 * graphite-sese-to-poly.c (add_param_constraints): New.
1773 (build_scop_context): New.
1774 (build_poly_scop): Call build_scop_context.
1775
17762009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1777
1778 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1779 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1780 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1781 * graphite-ppl.h: Include double-int.h and tree.h.
1782 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1783 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1784 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1785 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1786
17872009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1788
1789 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1790 POINTER_PLUS_EXPR for pointer types.
1791 (clast_to_gcc_expression): Same.
1792
17932009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1794
1795 * graphite-poly.c (print_scattering_function): Early return when
1796 PBB_TRANSFORMED_SCATTERING is not initialized.
1797 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1798
17992009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1800
1801 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1802 to fix bootstrap.
1803
18042009-07-08 Razya Ladelsky <razya@il.ibm.com>
1805
1806 * tree-parloops.c (analyze_reduction_list): Change return
1807 value to void.
1808 (try_create_reduction_list): Move the call to
1809 analyze_reduction_list to the beginining.
1810 Call reduction_phi with analyzed_reductions as argument
1811 instead of reduction_list.
1812
18132009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1814
1815 * Merge from mainline (r148296:149346)
1816
18172009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1818
1819 * graphite-scop-detection.c (graphite_can_represent_init): New.
1820 (graphite_can_represent_scev): Call graphite_can_represent_init:
1821 check that the initial value does not contain multiplications of
1822 parameters.
1823 (stmt_has_simple_data_refs_p): New.
1824 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1825 (is_simple_operand): Fix formatting.
1826 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1827
18282009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1829
1830 * testsuite/gcc.dg/graphite/id-13.c: New.
1831 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1832 analyze_scalar_evolution, use scalar_evolution_in_region.
1833 (scan_tree_for_params_right_scev): Add extra assert.
1834 (parameter_index_in_region_1): Split from parameter_index_in_region.
1835 (idx_record_params): Use scalar_evolution_in_region.
1836 (find_params_in_bb): Same.
1837 (find_scop_parameters): Same.
1838 (build_loop_iteration_domains): Same.
1839 (create_linear_expr_from_tree): Same.
1840 * sese.c (scalar_evolution_in_region): New.
1841 * sese.h (scalar_evolution_in_region): Declared.
1842 (defined_in_sese_p): New.
1843 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1844 static anymore.
1845 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1846 Declared.
1847
18482009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1849
1850 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1851 TREE_DATA_REF_H also implies SCEV_H.
1852
18532009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1854
1855 * graphite-poly.c (print_scop_params): New.
1856 (print_scop): Call print_scop_params.
1857 (debug_scop_params): New.
1858 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1859
18602009-07-07 Li Feng <nemokingdom@gmail.com>
1861
1862 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1863 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1864 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1865 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1866 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1867 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1868
18692009-07-07 Li Feng <nemokingdom@gmail.com>
1870
1871 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1872 for dependency checking part.
1873 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1874 tests for dependency checking.
1875 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1876 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1877 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1878 flag -fdump-tree-graphite-all for autopar testsuites.
1879
18802009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1881
1882 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1883 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1884 canonicalize_loop_ivs): Moved...
1885 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1886
18872009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1888
1889 * tree-parloops.c (try_create_reduction_list): Pass an extra
1890 argument analyzed_reductions. Call analyze_reduction_list.
1891 (gen_parallel_loop): Do not call analyze_reduction_list.
1892 (parallelize_loops): Init and finalize analyzed_reductions.
1893
18942009-07-06 Li Feng <nemokingdom@gmail.com>
1895
1896 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1897 Added flag -fno-loop-strip-mine for autopar testcase.
1898
18992009-07-04 Li Feng <nemokingdom@gmail.com>
1900
1901 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1902 transformed scattering dimension instead of unmatch orignal when
1903 calling dependence_polyhedron.
1904
19052009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1906
1907 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1908
19092009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1910
1911 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1912 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1913
19142009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1915
1916 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1917 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1918 * graphite-poly.c (pbb_number_of_iterations): New.
1919 * graphite-poly.h (pbb_number_of_iterations): Declared.
1920 (pbb_iterator_dim, pbb_parameter_dim): New.
1921
19222009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1923
1924 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1925 last commit on type of lower and upper bound of loops.
1926
19272009-06-29 Li Feng <nemokingdom@gmail.com>
1928
1929 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1930 graphite-dependences.h.
1931 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1932 (mark_bb_with_pbb): New.
1933 (get_stmtfor_depth): New.
1934 (find_pbb_via_hash): New.
1935 (dependency_in_loop_p): New.
1936 (mark_loops_parallel): New.
1937 (free_aux_in_new_loops): New.
1938 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1939 bb with it's relevant pbb. Mark newly created loops. Remove mark
1940 innermost loop parallel without checking.
1941 (gloog): Add parameter BB_PBB_MAPPING.
1942 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1943 (gloog): Change declaration.
1944 (mark_loop_parallel): Make extern.
1945 (free_aux_in_new_loops): Declare.
1946 (bb_pbb_map_hash): New.
1947 (eq_bb_pbb_map): New.
1948 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1949 auto parallelization when flag_graphite_force_parallel is set.
1950 (graphite_finalize): Added free_aux_in_new_loops.
1951 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1952 the innermost loop that marked parallel. Use
1953 flag_graphite_force_parallel instead of loop->can_be_parallel.
1954 (loop_parallel_p): Move inner most checking out of function.
1955
19562009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1957
1958 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1959 type of lower and upper bound of loops signed long int.
1960
19612009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1962
1963 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1964 expression outside the loop.
1965
19662009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1967
1968 * gcc.dg/graphite/interchange-8.c: New.
1969
19702009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1971
1972 * gcc.dg/graphite/interchange-0.c: XFailed.
1973 * gcc.dg/graphite/interchange-5.c: XFailed.
1974 * gcc.dg/graphite/interchange-6.c: XFailed.
1975
19762009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1977
1978 * graphite-interchange.c (compute_array_size_poly): The end of the
1979 recursion should return 1.
1980
19812009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1982
1983 * graphite-interchange.c (compute_array_size_cstr): Allow the
1984 subscript multiplier to be -1.
1985 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1986 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1987 data_container. Initializes PDR_DATA_CONTAINER.
1988 (print_pdr_access_layout): New.
1989 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1990 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1991 data_container.
1992 (PDR_DATA_CONTAINER): New.
1993 (new_poly_dr): Update declaration.
1994 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1995 (build_poly_dr): Call pdr_add_data_dimensions.
1996
19972009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1998
1999 * graphite-poly.h (struct poly_dr): Fix comment.
2000 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
2001 (pdr_add_memory_accesses): New.
2002 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
2003
20042009-06-26 Sebastian Pop <sebastian.pop@amd.com>
2005
2006 * graphite-poly.c (print_pdrs, debug_pdrs): New.
2007 (print_pbb): Add call to print_pdrs.
2008 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
2009
20102009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
2011 Li Feng <nemokingdom@gmail.com>
2012
2013 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
2014 (dependency_between_pbbs_p): New.
2015 (lexicographically_gt_p): Assure !empty_p before polyhedron
2016 intersection assign.
2017 (build_lexicographically_gt_constraint): Correct lexicographically
2018 judging.
2019 * graphite-dependences.h: New.
2020 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
2021
20222009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2023
2024 * graphite-clast-to-gimple.c (print_clast_stmt): New.
2025 (gloog): Print to dump_file the generated clast.
2026 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
2027 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
2028
20292009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2030
2031 * graphite-poly.c (extend_scattering): Increment
2032 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
2033
20342009-06-24 Sebastian Pop <sebastian.pop@amd.com>
2035
2036 * graphite-interchange.c (compute_array_size_poly): Added exit of
2037 recursion condition. Continue iterating even after the first equality.
2038 (compute_array_size): Same.
2039
20402009-06-24 Li Feng <nemokingdom@gmail.com>
2041
2042 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2043 -fdump-tree-final_cleanup to -fdump-tree-optimized.
2044 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2045 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2046 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2047
20482009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2049
2050 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2051 only when the use verifies is_gimple_reg.
2052
20532009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2054
2055 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2056 Allocate scaldims after call to unify_scattering_dimensions.
2057
20582009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2061
20622009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2063 Albert Cohen <albert.cohen@inria.fr>
2064
2065 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2066 variables for the strip mining.
2067
20682009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2069 Pranav Garg <pranav.garg2107@gmail.com>
2070
2071 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2072 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2073 (graphite-blocking.o): New rule.
2074 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2075 * graphite-blocking.c: New.
2076 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2077 flag_loop_strip_mine.
2078 (psct_scattering_dim_for_loop_depth): New.
2079 * graphite-poly.h (scop_do_strip_mine): Declared.
2080 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2081 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2082 flag_loop_strip_mine.
2083
20842009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2085
2086 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2087 a GMP value and a PPL coefficient at each iteration of a loop.
2088
20892009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2090
2091 * graphite-dependences.c (dependence_polyhedron): Do not use
2092 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2093 pbb_nb_scattering_transform.
2094 (graphite_legal_transform_dr): Same.
2095 * graphite-poly.c (extend_scattering): Same.
2096 (unify_scattering_dimensions): Same.
2097 (print_scattering_function): Same.
2098 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2099 PBB_NB_LOCAL_VARIABLES.
2100 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2101 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2102 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2103 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2104 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2105 (pbb_nb_scattering_transform): New.
2106 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2107 (psco_scattering_dim): Add assert on parameters.
2108 (psct_scattering_dim): Same.
2109 (psct_scattering_dim_for_loop_depth): Declared.
2110 (psct_local_var_dim): New.
2111 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2112 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2113 correct layout, call pbb_nb_local_vars.
2114 (psct_add_local_variable, psct_add_scattering_dimension): New.
2115 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2116 Initialize PBB_NB_SCATTERING_TRANSFORM.
2117
21182009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2119
2120 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2121 (set_coef): Renamed ppl_set_coef.
2122 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2123
21242009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2125
2126 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2127 test a boolean against 1.
2128 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2129 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2130 (pbb_do_interchange): Returns true when a transform has been performed.
2131 (scop_do_interchange): Same.
2132 * graphite-poly.c (apply_poly_transforms): Use the return value of
2133 scop_do_interchange.
2134 * graphite-poly.h (scop_do_interchange): Update declaration.
2135
21362009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2137
2138 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2139 after last use.
2140 * sese.c (sese_reset_aux_in_loops): New.
2141 * sese.h (sese_reset_aux_in_loops): New.
2142
21432009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2144
2145 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2146 multiplier and multiply the constant by the multiplier.
2147 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2148 (build_poly_dr): Do not use the multiplier to define the subscript.
2149
21502009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2151
2152 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2153 compiler's data reference. Initialize PDR_CDR.
2154 (print_pdr): Call dump_data_reference.
2155 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2156 Add compiler_dr field.
2157 (PDR_BB): Renamed PDR_PBB.
2158 (PDR_CDR): New.
2159 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2160 GCC's data reference representation.
2161 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2162 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2163
21642009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2165
2166 * graphite-poly.c (print_scattering_function): Also print the layout.
2167 * graphite-poly.h (pbb_nb_local_vars): New.
2168
21692009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2170
2171 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2172
21732009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2174
2175 * graphite-poly.c (print_pdr, debug_pdr): New.
2176 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2177 (PDR_BASE): Removed.
2178
21792009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2180
2181 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2182 ltrans-{1..6,8}.c.
2183
21842009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2185
2186 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2187 subscript identification column.
2188 (pbb_do_interchange): Print to dump_file that some loops "will be
2189 interchanged". Rely on that chain of characters in the testcases.
2190 * gcc.dg/graphite/interchange-0.c: New.
2191 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2192 interchange-*.c files and compile them with -floop-interchange.
2193
21942009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2195
2196 * graphite-interchange.c (interchange_profitable_p): Renamed
2197 pbb_interchange_profitable_p.
2198
21992009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2200 Harsha Jagasia <harsha.jagasia@amd.com>
2201 Pranav Garg <pranav.garg2107@gmail.com>
2202
2203 * graphite-interchange.c (interchange_profitable_p): Make static.
2204 (pbb_interchange_loop_depths, pbb_do_interchange,
2205 scop_do_interchange): New.
2206 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2207 for flag_loop_interchange.
2208 * graphite-poly.h (scop_do_interchange): Declared.
2209 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2210 flag_loop_interchange is used.
2211
22122009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2213
2214 * graphite-dependences.c (dependence_polyhedron): Update use of
2215 pbb_nb_scattering_dims.
2216 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2217 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2218 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2219 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2220
22212009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2222
2223 * graphite.c: Cleanup foo.
2224
22252009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2226
2227 * Merge from mainline (r143684:148293).
2228 * Disabled libpcp until it gets fixed.
2229
22302009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2231 Harsha Jagasia <harsha.jagasia@amd.com>
2232
2233 * graphite-interchange.c: New.
2234 * Makefile.in (graphite-interchange.o): New.
2235 * graphite-poly.h (interchange_profitable_p): Declared.
2236 * graphite-ppl.h (value_max): New.
2237
22382009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2239
2240 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2241 * graphite-poly.h: Fix some comments.
2242 (pdr_dim): New.
2243 (pdr_scop): New.
2244
22452009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2246
2247 * graphite-poly.h
2248 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2249 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2250 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2251 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2252 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2253 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2254 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2255 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2256 * graphite-clast-to-gimple.c: Same.
2257 * graphite-dependences.c: Same.
2258 * graphite-poly.c: Same.
2259 * graphite-sese-to-poly.c: Same.
2260
22612009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2262
2263 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2264 expressions for an IV rename, as returned by clast_to_gcc_expression.
2265 (copy_renames): Rename new_name to expr.
2266 * sese.c (debug_rename_elt): Same.
2267 (get_rename): Same.
2268 (set_rename): Same.
2269 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2270 the information from the rename map.
2271 (rename_variables_in_stmt): Same.
2272 (add_loop_exit_phis): Rename new_name to expr.
2273 (insert_loop_close_phis): Same.
2274 (add_guard_exit_phis): Same. Call force_gimple_operand.
2275 * sese.h (struct rename_map_elt): Rename new_name to expr.
2276 (new_rename_map_elt): Same.
2277
22782009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2279
2280 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2281 * sese.c (set_rename): Make it extern.
2282 * sese.h (set_rename): Declared.
2283
22842009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2285
2286 * graphite-poly.c (extend_scattering): Free values.
2287 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2288 Free iterators.
2289 (ppl_print_powerset_matrix): Same.
2290 * graphite-scop-detection.c (free_scops_1): New.
2291 (limit_scops): Call free_scops_1.
2292 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2293 (build_poly_dr): Free PPL coefficients.
2294 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2295
22962009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2297
2298 * graphite-dependences.c: New.
2299 * graphite-data-ref.c: Removed.
2300 * graphite-data-ref.h: Removed.
2301 * Makefile.in (graphite-data-ref.o): Removed.
2302 (graphite-dependences.o): Added.
2303 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2304 * graphite-poly.c: Same.
2305 Move the data dependence testing to graphite-dependences.c.
2306
23072009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2308
2309 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2310 from graphite_cannot_represent_loop. Code refactored.
2311 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2312
23132009-05-17 Li Feng <nemokingdom@gmail.com>
2314
2315 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2316 Cover all the testcases (not only the filtered ones).
2317
23182009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2319
2320 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2321 unnecessary check. Update comments. Move check for REAL_TYPE here.
2322 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2323 done in (stmt_simple_for_scop_p).
2324
23252009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2326
2327 * graphite.c (print_global_statistics): New.
2328 (print_graphite_scop_statistic): New.
2329 (print_graphite_statistics): New.
2330 (graphite_initialize, graphite_transform_loops): Print statistics.
2331 * graphite-scop-detection (build_scops): Print statistics.
2332 (print_graphite_scop_statistics): New.
2333 (print_graphite_statistics): New.
2334
23352009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2336
2337 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2338 (debug_clast_name_index): Removed.
2339 (debug_clast_name_indexes_1): Removed.
2340 (debug_clast_name_indexes): Removed.
2341 (clast_name_index_elt_info): Removed.
2342 (eq_clast_name_indexes): Removed.
2343 (clast_name_to_index): Removed.
2344 (new_clast_name_index): Removed.
2345 (save_clast_name_index): Removed.
2346 (save_var_name): Moved...
2347 (init_sese_params_index): Removed.
2348 (clast_name_to_gcc): Remove use of name_tree.
2349 (initialize_cloog_names): Same.
2350 (gloog): Do not call init_sese_params_index.
2351 * graphite-sese-to-poly.c (save_var_name): ...here.
2352 (parameter_index_in_region): New.
2353 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2354 (parameter_index_in_region): Removed.
2355 (is_parameter): Remove use of name_tree.
2356 * sese.h (struct name_tree): Removed.
2357 (struct sese): Remove use of name_tree. New field params_names.
2358 (SESE_PARAMS_NAMES): New.
2359 (SESE_PARAMS): Remove duplicate.
2360 (parameter_index_in_region): Removed.
2361 (sese_nb_params): Remove use of name_tree.
2362 (struct clast_name_index): New.
2363 (new_clast_name_index): New.
2364 (clast_name_to_index): New.
2365 (save_clast_name_index): New.
2366 (debug_clast_name_index): New.
2367 (debug_clast_name_indexes_1): New.
2368 (debug_clast_name_indexes): New.
2369 (clast_name_index_elt_info): New.
2370 (eq_clast_name_indexes): New.
2371
23722009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2373
2374 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2375 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2376 (graphite_loop_normal_form): Do not pass region. Do not
2377 initialize SESE_OLDIVS.
2378 (build_graphite_loop_normal_form): Update call to
2379 graphite_loop_normal_form.
2380 * sese.c (debug_oldivs): Removed.
2381 (new_sese): Do not initialize SESE_OLDIVS.
2382 (free_sese): Do not free SESE_OLDIVS.
2383 (oldiv_for_loop): Removed.
2384 * sese.h (struct sese): Remove old_ivs.
2385 (SESE_OLDIVS): Removed.
2386 (oldiv_for_loop): Removed.
2387
23882009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2389
2390 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2391 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2392 replaced by a call to newivs_to_depth_to_newiv.
2393 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2394 (clast_to_gcc_expression_red): Same.
2395 (gcc_type_for_clast_expr): Same.
2396 (gcc_type_for_clast_eq): Same.
2397 (graphite_translate_clast_equation): Same.
2398 (graphite_create_guard_cond_expr): Same.
2399 (graphite_create_new_guard): Same.
2400 (graphite_create_new_loop): Same.
2401 (build_iv_mapping): Same.
2402 (translate_clast): Same.
2403 (gloog): Same.
2404 (loop_iv_stack_patch_for_consts): Removed. *
2405 sese.c (iv_stack_entry_is_constant): Removed.
2406 (iv_stack_entry_is_iv): Removed.
2407 (loop_iv_stack_push_iv): Removed.
2408 (loop_iv_stack_insert_constant): Removed.
2409 (loop_iv_stack_pop): Removed.
2410 (loop_iv_stack_get_iv): Removed.
2411 (loop_iv_stack_get_iv_from_name): Removed.
2412 (debug_loop_iv_stack): Removed.
2413 (free_loop_iv_stack): Removed.
2414 (loop_iv_stack_remove_constants): Removed. *
2415 sese.h (iv_stack_entry_kind): Removed.
2416 (iv_stack_entry_data_union): Removed.
2417 (iv_stack_entry_struct): Removed.
2418 (iv_stack_entry_p): Removed.
2419 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2420 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2421 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2422 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2423 (gbb_loop_at_index): Fix indenting.
2424 (gbb_loop_index): Removed.
2425
24262009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2427
2428 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2429 Call clast_name_to_index.
2430
24312009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2432
2433 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2434 do not pass params. Get params from SESE_PARAMS.
2435 (clast_to_gcc_expression): Same.
2436 (clast_to_gcc_expression_red): Same.
2437 (gcc_type_for_clast_eq): Same.
2438 (graphite_translate_clast_equation): Same.
2439 (graphite_create_new_loop): Same.
2440 * sese.c (rename_variables_in_stmt): Fix comment.
2441
24422009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2443
2444 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2445 newivs_index.
2446 Call save_clast_name_index.
2447 (translate_clast): Pass newivs_index.
2448 (gloog): Create and free newivs_index.
2449
24502009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2451
2452 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2453 (clast_name_index_p): New type.
2454 (debug_clast_name_index): New.
2455 (debug_clast_name_indexes_1): New.
2456 (debug_clast_name_indexes): New.
2457 (clast_name_index_elt_info): New.
2458 (eq_clast_name_indexes): New.
2459 (clast_name_to_index): New.
2460 (new_clast_name_index): New.
2461 (save_clast_name_index): New.
2462 (init_sese_params_index): New.
2463 (gloog): Call init_sese_params_index.
2464 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2465 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2466 (free_sese): Free SESE_PARAMS_INDEX.
2467 * sese.h (struct sese): Add params_index.
2468 (SESE_PARAMS_INDEX): New.
2469
24702009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2471
2472 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2473 (graphite_create_new_loop): Pass the newivs vector. Push the
2474 newly created IV to newivs.
2475 (translate_clast): Pass the newivs vector.
2476 (gloog): Create and destroy the newivs vector.
2477
24782009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2479
2480 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2481 (graphite_loop_normal_form): Initialize loop->aux with the unique
2482 IV that has been created.
2483
24842009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2485
2486 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2487 scev with parameters in the base part. They where forbidden
2488 exidently.
2489
24902009-05-11 Li Feng <nemokingdom@gmail.com>
2491
2492 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2493 compile options by file names.
2494 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2495 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2496 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2497 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2498
24992009-05-08 Li Feng <nemokingdom@gmail.com>
2500
2501 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2502 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2503 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2504 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2505
25062009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2507
2508 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2509 by final cleanup.
2510
25112009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2512
2513 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2514 allow integer constant strides.
2515 (graphite_can_represent_expr): Depend on outermost_loop.
2516 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2517 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2518 build_scops_1): Same.
2519 (scopdet_basic_block_info): Same and insert layered SCoP
2520 detection.
2521 (try_generate_gimple_bb): Cleanup.
2522 (build_scops): Enable data references.
2523
2524 * testsuite/gcc.dg/graphite/id-5.c: New.
2525 * testsuite/gcc.dg/graphite/id-9.c: New.
2526 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2527 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2528
25292009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2530
2531 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2532 that we have not yet built for this SCoP.
2533
25342009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2535
2536 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2537 for complex numbers.
2538
25392009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2540
2541 * graphite-ppl.c: Fix build if cloog is not available.
2542
25432009-05-04 Li Feng <nemokingdom@gmail.com>
2544
2545 * tree-parloops.c (loop_parallel_p): Remove construction of
2546 NITER and REDUCTION_LIST.
2547 (try_get_loop_niter): New.
2548 (try_create_reduction_list): New.
2549 (parallelize_loops): Bypass the failed checkings in autopar
2550 when can_be_parallel in loop structure is set to true.
2551
25522009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2553
2554 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2555 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2556
25572009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2558
2559 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2560 Enable EQ_EXPR and NE_EXPR again.
2561
25622009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2563
2564 * graphite-scop-detection.c (graphite_can_represent_scev):
2565 Add check if scev is affine multivariate.
2566 (harmful_stmt_in_bb): Check if we can represent the conditions.
2567 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2568 harmful_stmt_in_bb.
2569 * testsuite/gcc.dg/graphite/id-7.c: New.
2570
25712009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2572
2573 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2574 Check all bbs in region, not only the bbs that are represented in
2575 GRAPHITE.
2576 (build_poly_scop): Add newline.
2577 * testsuite/gcc.dg/graphite/id-8.c: New.
2578
25792009-04-30 Li Feng <nemokingdom@gmail.com>
2580
2581 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2582 when loop initialize.
2583 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2584 * common.opt: Declare flag_graphite_force_parallel.
2585 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2586 loop parallel.
2587 * graphite-poly.c (apply_poly_transforms): Introduce
2588 flag_graphite_force_parallel.
2589 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2590 * toplev.c (process_options): ditto and replace a not correctly
2591 encoded space.
2592
25932009-04-30 Li Feng <nemokingdom@gmail.com>
2594
2595 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2596 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2597 to the redefinition.
2598 (compute_cloog_iv_types_1): ditto.
2599 (build_iv_mapping): ditto.
2600 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2601 initialization.
2602 (free_gimple_bb): Removed GBB_LOOPS related free part.
2603 (build_bb_loops): Removed.
2604 * sese.h (struct gimple_bb): Removed loops.
2605 (GBB_LOOPS): Removed.
2606 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2607 (gbb_loop_index): ditto.
2608
26092009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2610
2611 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2612 allow non constant strides.
2613 * testsuite/gcc.dg/graphite/scop-20.c: New.
2614
26152009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2616
2617 * graphite-scop-detection.c (dot_all_scops): Fix system call
2618 return value warning.
2619 (dot_scop): Same.
2620
26212009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2622
2623 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2624 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2625
26262009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2627
2628 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2629 build_pairwise_constraint, dr_equality_constraints,
2630 build_pairwise_scheduling_equality,
2631 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2632 build_lexicographically_gt_constraint, dependence_polyhedron,
2633 graphite_legal_transform_dr, graphite_legal_transform_bb,
2634 graphite_legal_transform): New.
2635 * graphite-poly.h (graphite_legal_transform): Declared.
2636 * graphite-sese-to-poly.c (build_poly_scop): Call to
2637 graphite_legal_transform is disabled for the moment.
2638
26392009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2640
2641 * graphite-poly.h (pbb_nb_scattering_dims): New.
2642 (pbb_nb_scattering): Use it.
2643
26442009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2645
2646 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2647 Pointset_Powerset version of ppl_insert_dimensions.
2648 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2649
26502009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2651
2652 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2653
26542009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2655
2656 * graphite-poly.h: Fix comment.
2657
26582009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2659
2660 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2661
26622009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2663
2664 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2665 statements.
2666
26672009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2668
2669 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2670 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2671 conditions.
2672
26732009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2674
2675 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2676 handle EQ_EXPR and NE_EXPR.
2677
26782009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2679
2680 * graphite-poly.h (poly_dr): Fix comment.
2681
26822009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2683 Tobias Grosser <grosser@fim.uni-passau.de>
2684
2685 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2686 with a zero dimension polyhedron.
2687 (find_scop_parameters): Move the call to scop_set_nb_params here.
2688 (build_loop_iteration_domains): Store in loop->aux the iteration
2689 domain polyhedron.
2690 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2691 by any loop in scop.
2692 (build_poly_scop): Do not call scop_set_nb_params.
2693
26942009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2695 Tobias Grosser <grosser@fim.uni-passau.de>
2696
2697 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2698 add_condition_to_domain not GT_EXPR.
2699
27002009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2701
2702 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2703 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2704 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2705 upper_bound_assign to calculate unions.
2706 * testsuite/gcc.dg/graphite/id-6.c: New.
2707
27082009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2709
2710 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2711 handle abnormal edges.
2712
27132009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2714
2715 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2716 (free_poly_bb): Also free poly_drs.
2717 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2718 (poly_dr): Polyhedron to Pointset_Powerset.
2719 (pdr_accessp_nb_subscripts): Same.
2720 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2721 poly_drs.
2722
27232009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2724
2725 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2726 names into more meaningful names.
2727
27282009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2729
2730 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2731 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2732
27332009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2734
2735 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2736 the reduction_list.
2737 * tree-parloops.c (rewrite_phi_with_iv): New.
2738 (rewrite_all_phi_nodes_with_iv): New.
2739 (canonicalize_loop_ivs): Call them.
2740
27412009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2742
2743 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2744 graphite_find_data_references_in_stmt.
2745 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2746 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2747
27482009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2749
2750 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2751
27522009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2753
2754 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2755 instead of bb_in_region.
2756 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2757 (build_sese_conditions): Use flag_bb_in_sese.
2758 * sese.c (register_bb_in_sese): Removed.
2759 (new_sese): Remove initialization of SESE_REGION_BBS.
2760 (free_sese): Do not free SESE_REGION_BBS.
2761 * sese.h (struct sese): Remove field region_basic_blocks.
2762 (SESE_REGION_BBS): Removed.
2763 (bb_in_sese_p): Implement in function of bb_in_region.
2764
27652009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2766
2767 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2768 loops.
2769
27702009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2771
2772 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2773 and EQ_EXPR.
2774 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2775 (add_condition_to_domain): New.
2776 (add_condition_to_pbb): New.
2777 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2778 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2779
27802009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2781
2782 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2783 ppl_Pointset_Powerset.
2784 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2785 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2786 (pbb_nb_loops): Same.
2787 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2788 add_conditions_to_domain): Same.
2789 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2790 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2791 ppl_const_Polyhedron_t.
2792 (ppl_print_powerset_matrix): New.
2793 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2794 ppl_print_powerset_matrix): New.
2795 (ppl_print_polyhedron_matrix): Updated.
2796
27972009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2798
2799 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2800
28012009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2802
2803 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2804 (print_iteration_domains, debug_iteration_domain,
2805 debug_iteration_domains): New.
2806 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2807 debug_iteration_domains): Declared.
2808 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2809 indenting.
2810
28112009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2812 Sebastian Pop <sebastian.pop@amd.com>
2813
2814 * graphite-poly.h (print_iteration_domain): New.
2815 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2816 (build_sese_conditions_1, build_sese_conditions_after,
2817 build_sese_conditions_before): New.
2818 (build_sese_conditions): Rewritten.
2819
28202009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2821 Tobias Grosser <grosser@fim.uni-passau.de>
2822
2823 Cleanup of code generation liveouts.
2824 * graphite-clast-to-gimple.c (translate_clast): Use a single
2825 rename_map instead of one per translated statement.
2826 Do not use SESE_LIVEOUT_RENAMES.
2827 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2828 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2829 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2830 phi node of a reduction: when a loop contains a reduction used outside
2831 the loop, there should be a scalar close phi node on the exit block.
2832 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2833 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2834 (free_sese): Do not free them.
2835 (sese_build_liveouts_use): Do not use them.
2836 (sese_build_liveouts_bb): Same.
2837 (sese_build_liveouts): Same.
2838 (sese_insert_phis_for_liveouts): Same.
2839 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2840 (defined_in_loop_p): New.
2841 (alive_after_loop): New.
2842 (close_phi_not_yet_inserted_p): New.
2843 (struct alep, alep_p): New.
2844 (add_loop_exit_phis): Remove from the rename_map all the names defined
2845 in the code generated loop.
2846 (insert_loop_close_phis): Traverse the rename_map passed to it.
2847 Don't use SESE_LIVEOUT_RENAMES.
2848 (default_liveout_before_guard): Renamed default_before_guard.
2849 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2850 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2851 (register_sese_liveout_renames): Removed.
2852 (copy_bb_and_scalar_dependences): Do not call it.
2853 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2854 reduction_list.
2855 (SESE_LIVEOUT): Removed.
2856 (SESE_LIVEOUT_RENAMES): Removed.
2857 (SESE_REDUCTION_LIST): Removed.
2858 (sese_build_liveouts): Removed.
2859 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2860 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2861 (insert_guard_phis): Same.
2862 (rename_map_elt): Declare a VEC of them.
2863 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2864 trees not pointers to trees.
2865
2866 Rewrite in canonical close SSA form:
2867 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2868 (limit_scops): Close the scop after the block containing the close phi
2869 nodes.
2870 (canonicalize_loop_closed_ssa): New.
2871 (canonicalize_loop_closed_ssa_form): New.
2872 (build_scops): Call canonicalize_loop_closed_ssa_form.
2873
2874 * graphite-sese-to-poly.c: Fix typos.
2875
28762009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2877
2878 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2879 Extended.
2880 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2881 (print_pbb): Add conditions.
2882
28832009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2884 Sebastian Pop <sebastian.pop@amd.com>
2885
2886 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2887 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2888 (build_scop_bbs_1): New.
2889 (build_scop_bbs): Rewrite.
2890 * sese.h (bb_in_region): New.
2891
28922009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2893
2894 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2895 poly_drs vector.
2896 (print_scop): Style.
2897 * graphite-poly.h (poly_bb): Add drs vector.
2898 (PBB_DRS): Add accessor.
2899 * graphite-sese-to-poly.c (build_poly_dr): New.
2900 (build_pbb_drs, build_scop_drs): New.
2901 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2902
29032009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2904
2905 * tree-ssa-loop.c: Include forgotten toplev.h
2906
29072009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2908
2909 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2910 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2911 * testsuite/gcc.dg/graphite/pr37928.c: Same
2912 * testsuite/gcc.dg/graphite/pr38409.c: Same
2913 * testsuite/gcc.dg/graphite/pr38498.c: Same
2914 * testsuite/gcc.dg/graphite/pr38559.c: Same
2915 * testsuite/gcc.dg/graphite/pr39335.c: Same
2916 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2917 * testsuite/gfortran.dg/graphite/block-2.f: Same
2918 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2919 with -floop-*.
2920
29212009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2922
2923 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2924 build_access_matrix, build_scop_data_accesses): Remove access function
2925 building. (We get a new version soon).
2926 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2927 * sese.h (nb_loops_around_loop_in_sese): Remove.
2928 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2929
29302009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2931 Sebastian Pop <sebastian.pop@amd.com>
2932
2933 * graphite-scop-detection.c (struct scopdet_info): Rename last
2934 field to exit.
2935 (scopdet_basic_block_info, build_scops_1): Don't use
2936 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2937
29382009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2939 Sebastian Pop <sebastian.pop@amd.com>
2940
2941 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2942 * sese.c (sese_build_liveouts_use): Renamed from
2943 sese_build_livein_liveouts_use. Remove liveins.
2944 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2945 Call sese_build_liveouts_use.
2946 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2947 Call sese_build_liveouts_bb.
2948 (new_sese, free_sese): Remove liveins.
2949 (sese_add_exit_phis_var): Deleted.
2950 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2951 directly.
2952 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2953
2954 * sese.h (sese): Remove num_ver and livein.
2955 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2956
29572009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2958
2959 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2960
29612009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2962
2963 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2964 (build_scop_scattering): Do not use compare_prefix_loops any more.
2965 (nb_common_loops): New.
2966
29672009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2968
2969 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2970 (register_old_and_new_names): Renamed set_rename.
2971
29722009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2973
2974 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2975 of the decl from the previous commit.
2976
29772009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2978
2979 * graphite-scop-detection.c (dot_scop): New.
2980 * graphite-scop-detection.h (dot_scop): Declared.
2981
29822009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2983
2984 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2985
29862009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2987
2988 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2989 condition at the end of the loop.
2990 * graphite.c (graphite_initialize, graphite_finalize): Print to
2991 dump_file the compiled function.
2992 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2993 of create_empty_loop_on_edge.
2994 (translate_clast): Update the code generation of loops for the new
2995 shape of loops.
2996 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2997
29982009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2999
3000 Reverted the patch from 2009-03-19.
3001
30022009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
3003
3004 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
3005 poly_drs vector.
3006 (print_scop): Style.
3007 * graphite-poly.h (poly_bb): Add drs vector.
3008 (PBB_DRS): Add accessor.
3009 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
3010 (build_access_matrix_with_af, build_access_matrix,
3011 build_scop_data_accesses): Delete.
3012 (build_poly_dr): New.
3013 (build_pbb_drs, build_scop_drs): New.
3014 (build_poly_scop): call build_scop_drs.
3015
30162009-03-13 Sebastian Pop <sebastian.pop@amd.com>
3017
3018 * graphite-scop-detection.c (dot_all_scops_1): Close the table
3019 once per basic block.
3020
30212009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3022
3023 * graphite-scop-detection.c (graphite_can_represent_scev): New.
3024 (graphite_can_represent_expr): Renamed from loop_affine_expr
3025 and enhanced.
3026 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
3027 (graphite_cannot_represent_loop): Add scop_entry to parameters.
3028 (scopdet_basic_block_info): Actually define entry_block.
3029 (stmt_simple_memref_p): Moved here from ...
3030
3031 * tree-data-ref.c (stmt_simple_memref_p): here.
3032 * tree-data-ref.h (stmt_simple_memref_p): Removed.
3033
30342009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
3035
3036 * testsuite/gcc.dg/graphite/id-4.c: New.
3037
30382009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3039
3040 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3041 (register_old_and_new_names): Update the content of the map.
3042 When there was already a rename_map_elt in the map at that
3043 location, free it.
3044 (copy_bb_and_scalar_dependences): Do rename_variables after
3045 expand_scalar_variables.
3046 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3047 of the map. When there was already a rename_map_elt in the
3048 map at that location, free it.
3049 (translate_clast): Pass the rename_map. Do not initialize and free
3050 a rename_map per stmt_user.
3051 (gloog): Initialize and free one rename_map and pass it to
3052 translate_clast.
3053
30542009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3055
3056 * sese.c (expand_scalar_variables_stmt,
3057 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3058 parameter.
3059 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3060 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3061 the gimple_stmt_iterator of the statement to be expanded.
3062 * graphite-scop-detection.c (is_simple_operand): Do handle
3063 REALPART_EXPR.
3064
30652009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3066
3067 * graphite-scop-detection.c (is_simple_operand): Do not handle
3068 REALPART_EXPR.
3069 * testsuite/gcc.dg/graphite/id-2.c: New.
3070
3071 * graphite-sese-to-poly.c (build_bb_loops,
3072 add_value_to_dim, scan_tree_for_params_right_scev,
3073 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3074 find_params_in_bb, build_loop_iteration_domains,
3075 add_conditions_to_domain): Remove subtract.
3076
30772009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3078
3079 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3080 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3081 pbb_loop_at_index -> gbb_loop_at_index.
3082 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3083 (debug_loop_vec): Delete.
3084 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3085 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3086 (PBB_LOOPS): Removed.
3087 (PBB_BLACK_BOX): Insert cast.
3088 (pbb_set_black_box): New setter.
3089 (pbb_loop_at_index, pbb_loop_index): Removed.
3090 (scop_set_region, scop_set_nb_params): New.
3091 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3092 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3093 (build_poly_scop): Use scop_set_nb_params.
3094 * sese.h (gimple_bb): Add LOOPS.
3095 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3096
30972009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3098
3099 Revert previous commit.
3100
31012009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3102
3103 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3104 (register_old_and_new_names): Update the content of the map.
3105 When there was already a rename_map_elt in the map at that
3106 location, free it.
3107 (copy_bb_and_scalar_dependences): Do rename_variables after
3108 expand_scalar_variables.
3109 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3110 of the map. When there was already a rename_map_elt in the
3111 map at that location, free it.
3112 (translate_clast): Pass the rename_map. Do not initialize and free
3113 a rename_map per stmt_user.
3114 (gloog): Initialize and free one rename_map and pass it to
3115 translate_clast.
3116
31172009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3118
3119 Remove forgotten line in revert.
3120
31212009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3122
3123 Revert previous commit.
3124
31252009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3126
3127 * sese.c (register_old_and_new_names): Update the content
3128 of the map. When there was already a rename_map_elt in the
3129 map at that location, free it.
3130 (copy_bb_and_scalar_dependences): Do rename_variables after
3131 expand_scalar_variables.
3132 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3133 of the map. When there was already a rename_map_elt in the
3134 map at that location, free it.
3135 (translate_clast): Pass the rename_map. Do not initialize and free
3136 a rename_map per stmt_user.
3137 (gloog): Initialize and free one rename_map and pass it to
3138 translate_clast.
3139
31402009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3141
3142 * graphite-clast-to-gimple.c (translate_clast): context_loop
3143 is never NULL.
3144
31452009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3146 Sebastian Pop <sebastian.pop@amd.com>
3147
3148 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3149 of the use of ppl_Polyhedron_map_space_dimensions.
3150
31512009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3152 Sebastian Pop <sebastian.pop@amd.com>
3153
3154 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3155 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3156 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3157 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3158 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3159 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3160 pbb_nb_params): New.
3161 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3162 nb_loops_around_pbb): Adapt return types.
3163
31642009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3165
3166 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3167 graphite-clast-to-gimple.o, graphite-data-ref.o,
3168 graphite-scop-detection.o, graphite-poly.o): Add
3169 more headers.
3170
31712009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3172
3173 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3174 graphite-clast-to-gimple.o, graphite-data-ref.o,
3175 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3176
31772009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3178
3179 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
3180 * testsuite/gcc.dg/graphite/pr37828.c: Same.
3181 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3182 * testsuite/gcc.dg/graphite/block-0.c: Same.
3183 * testsuite/gcc.dg/graphite/block-1.c: Same.
3184 * testsuite/gcc.dg/graphite/block-2.c: Same.
3185 * testsuite/gcc.dg/graphite/block-3.c: Same.
3186 * testsuite/gcc.dg/graphite/block-4.c: Same.
3187 * testsuite/gcc.dg/graphite/block-5.c: Same.
3188 * testsuite/gcc.dg/graphite/block-6.c: Same.
3189 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
3190 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3191 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
3192 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
3193 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
3194 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
3195 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
3196 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
3197 * opts.c: Remove -floop-block from -O2.
3198 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3199 -floop-strip-mine are used.
3200
32012009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3202 Sebastian Pop <sebastian.pop@amd.com>
3203
3204 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3205 dimensions.
3206 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3207 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3208 strip_mine_profitable_p, is_interchange_valid,
3209 graphite_trans_bb_block, graphite_trans_loop_block,
3210 graphite_trans_scop_block): Temporary removed.
3211 (extend_scattering, unify_scattering_dimensions): New.
3212 (print_scattering_function, graphite_read_transforms):
3213 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3214 (graphite_generate_scattering_fns): Removed.
3215 (apply_poly_transforms): Cleanup.
3216 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3217 (schedule_to_scattering): Moved.
3218 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3219 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3220 (pbb_nb_scattering): New.
3221 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3222 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3223 Removed.
3224 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3225 shift_poly.
3226 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3227 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3228 -> PBB_TRANSFORMED_SCATTERING.
3229 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3230 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3231 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3232 (check_poly_representation): Do not return bool.
3233 (graphite_transform_loops): Reformat.
3234 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3235
32362009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3237
3238 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3239 debug_pbb_domain, debug_pbb, debug_scop): New.
3240 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3241 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3242
32432009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3244
3245 PR middle-end/39335
3246 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3247 when the type precision of the induction variable should be
3248 larger than the type precision of nit.
3249 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3250 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3251 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3252
3253 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3254 * testsuite/gcc.dg/graphite/pr39335.c: New.
3255
32562009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3257
3258 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3259 SSA_NAMES not struct reduction_info.
3260
32612009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3262
3263 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3264
32652009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3266 Tobias Grosser <grosser@fim.uni-passau.de>
3267
3268 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3269 (free_sese): Free SESE_REDUCTION_LIST.
3270 * sese.h (struct sese): Add field reduction_list.
3271 (SESE_REDUCTION_LIST): New.
3272 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3273 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3274
32752009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3276 Tobias Grosser <grosser@fim.uni-passau.de>
3277
3278 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3279 of loop_p.
3280
32812009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3282 Tobias Grosser <grosser@fim.uni-passau.de>
3283
3284 * tree-parloops.c (struct brli, build_reduction_list_info,
3285 analyze_reduction_list, gather_scalar_reductions): New.
3286 (loop_parallel_p): Build a reduction list containing only
3287 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3288 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3289 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3290 * tree-flow.h (gather_scalar_reductions): Declared.
3291
32922009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3293
3294 PR middle-end/39308
3295 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3296 number_of_iterations_exit from a gcc_assert.
3297
32982009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3299 Jan Sjodin <jan.sjodin@amd.com>
3300
3301 * output.h (graphite_out_file, graphite_in_file): Declared.
3302 * toplev.c (graphite_out_file, graphite_in_file): New.
3303 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3304 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3305 Don't call schedule_to_scattering.
3306 * common.opt (fgraphite-write, fgraphite-read): New.
3307 * graphite-poly.c: Include output.h.
3308 (print_scattering_function, print_scattering_functions,
3309 debug_scattering_function, debug_scattering_functions,
3310 graphite_write_transforms, graphite_read_transforms,
3311 graphite_generate_scattering_fns): New.
3312 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3313 Call graphite_generate_scattering_fns, graphite_write_transforms,
3314 graphite_read_transforms.
3315 (new_poly_bb): Initialize PBB_SCATTERING.
3316 (free_poly_bb): Free PBB_SCATTERING.
3317 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3318 * graphite-poly.h (struct poly_bb): Add field scattering.
3319 (PBB_SCATTERING): New.
3320 (print_scattering_function, print_scattering_functions,
3321 debug_scattering_function, debug_scattering_functions): Declared.
3322 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3323 GMP values, not integers!
3324 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3325 ppl_read_polyhedron_matrix): New.
3326 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3327 debug_ppl_polyhedron_matrix,
3328 ppl_read_polyhedron_matrix): Declared.
3329 * Makefile.in (graphite-poly.o): Depends on output.h.
3330
33312009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3332 Tobias Grosser <grosser@fim.uni-passau.de>
3333
3334 Revert this change:
3335 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3336 scalar evolutions in the scop_entry->loop_father.
3337
33382009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3339 Tobias Grosser <grosser@fim.uni-passau.de>
3340
3341 * graphite.h (ref_nb_loops): Remove declaration.
3342 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3343 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3344 debug_gbb): Moved to sese.h.
3345 * sese.h: As said.
3346
33472009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3348 Tobias Grosser <grosser@fim.uni-passau.de>
3349
3350 * graphite-data-ref.[ch]: Disable.
3351
33522009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3353 Tobias Grosser <grosser@fim.uni-passau.de>
3354
3355 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3356 scalar evolutions in the scop_entry->loop_father.
3357
33582009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3359
3360 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3361 (graphite_cannot_represent_loop_niter): Renamed
3362 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3363 (limit_scops): build_sese_loop_nests does not return a bool.
3364 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3365 * sese.c (nb_reductions_in_loop): ... from here.
3366 (graphite_loop_normal_form): ... from here.
3367 (sese_record_loop): Does not fail, so does not return a bool.
3368 (build_sese_loop_nests): Same.
3369 * sese.h (build_sese_loop_nests): Update declaration.
3370 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3371 (build_graphite_loop_normal_form): New.
3372 (gloog): Call build_graphite_loop_normal_form.
3373 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3374 build_sese_loop_nests.
3375
3376 * testsuite/gcc.dg/graphite/id-1.c: New.
3377
33782009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3379 Tobias Grosser <grosser@fim.uni-passau.de>
3380
3381 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3382 The SCoP detection fix is sufficient.
3383
33842009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3385
3386 PR tree-optimization/39260
3387 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3388 the basic block contains a condition with a real type.
3389 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3390
3391 * gcc.dg/graphite/pr39260.c: New.
3392
33932009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3394
3395 * graphite-poly.c: Inlcude params.h.
3396 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3397 the size of a tile.
3398 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3399 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3400
34012009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3402 Tobias Grosser <grosser@fim.uni-passau.de>
3403
3404 * graphite-scop-detection.c (dot_all_scops_1,
3405 dot_all_scops): Moved here.
3406 * graphite-scop-detection.h (dot_all_scops): Declared here.
3407 * graphite.c (graphite_initialize, graphite_finalize): New.
3408 (graphite_transform_loops): Cleaned up.
3409 * sese.c (debug_oldivs): Moved here.
3410 * graphite-poly.c (graphite_apply_transformations): Renamed
3411 apply_poly_transforms.
3412 (debug_loop_vec): Moved here.
3413 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3414 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3415 find_scop_parameters, build_scop_iteration_domain,
3416 add_conditions_to_constraints, build_scop_canonical_schedules,
3417 build_scop_data_accesses): Now static.
3418 (build_poly_scop, check_poly_representation): New.
3419
34202009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3421
3422 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3423 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3424 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3425 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3426 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3427 scan_tree_for_params, struct irp_data, dx_record_params,
3428 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3429 build_loop_iteration_domains, add_conditions_to_domain,
3430 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3431 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3432 build_sese_conditions, add_conditions_to_constraints,
3433 build_scop_iteration_domain, build_access_matrix_with_af,
3434 build_access_matrix,
3435 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3436
3437 * graphite-sese-to-poly.c: New.
3438 * graphite-sese-to-poly.h: New.
3439
3440 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3441
34422009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3443
3444 * graphite.c: Split graphite code generation to a new file.
3445 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3446 max_precision_type, clast_to_gcc_expression_red,
3447 clast_to_gcc_expression, gcc_type_for_clast_expr,
3448 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3449 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3450 graphite_create_new_guard, clast_get_body_of_loop,
3451 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3452 graphite_create_new_loop, build_iv_mapping, copy_renames,
3453 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3454 compute_cloog_iv_types, free_scattering, save_var_name,
3455 initialize_cloog_names, build_scop_context, build_cloog_prog,
3456 set_cloog_options, debug_clast_stmt, scop_to_clast,
3457 print_generated_program, debug_generated_program,
3458 gloog): Moved to graphite-clast-to-gimple.c.
3459
3460 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3461
3462 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3463 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3464 loop_iv_stack_pop, loop_iv_stack_get_iv,
3465 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3466 free_loop_iv_stack, loop_iv_stack_remove_constants,
3467 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3468 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3469 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3470 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3471 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3472 get_vdef_before_sese, sese_adjust_vphi,
3473 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3474 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3475 is_iv, expand_scalar_variables_ssa_name,
3476 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3477 expand_scalar_variables, rename_variables, remove_condition,
3478 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3479 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3480 default_liveout_before_guard, add_guard_exit_phis,
3481 insert_guard_phis, register_old_and_new_names,
3482 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3483 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3484 if_region_set_false_region, create_if_region_on_edge,
3485 move_sese_in_condition): Moved to sese.c.
3486
3487 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3488 if_region_exit, if_region_get_condition_block,
3489 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3490 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3491 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3492 ivtype_map_elt, new_ivtype_map_elt,
3493 recompute_all_dominators): Moved to sese.h.
3494
3495 * graphite-clast-to-gimple.c: New.
3496 * graphite-clast-to-gimple.h: New.
3497 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3498 * sese.c: Modified as said above.
3499 * sese.h: Same.
3500
35012009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3502
3503 * graphite.c: Split scop detection to a new file.
3504 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3505 move_sd_regions, loop_affine_expr, exclude_component_ref,
3506 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3507 graphite_cannot_represent_loop_niter, struct scopdet_info,
3508 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3509 find_single_entry_edge, find_single_exit_edge,
3510 create_single_entry_edge, sd_region_without_exit,
3511 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3512 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3513 Moved to graphite-scop-detection.c.
3514
3515 * graphite-scop-detection.c: New.
3516 * graphite-scop-detection.h: New.
3517 * Makefile.in: Add new rule for graphite-scop-detection.o.
3518
3519 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3520 tree-scalar-evolution.h.
3521 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3522 build_sese_loop_nests): Moved here from graphite.c.
3523 (param_index): Renamed parameter_index_in_region.
3524
35252009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3526 Sebastian Pop <sebastian.pop@amd.com>
3527
3528 * gcc.dg/graphite/block-0.c: Expected to fail now.
3529 * gcc.dg/graphite/block-1.c: Same.
3530 * gcc.dg/graphite/block-5.c: Same.
3531 * gcc.dg/graphite/block-6.c: Same.
3532
35332009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3534 Sebastian Pop <sebastian.pop@amd.com>
3535
3536 * graphite.h: Separate from graphite_bb_p the polyhedral
3537 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3538 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3539 graphite-data-ref.h.
3540 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3541 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3542 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3543 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3544 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3545 scop_nb_params): Moved to graphite-poly.h.
3546 * graphite-data-ref.c: Same.
3547 * graphite-data-ref.h: New.
3548 * graphite.c: Same.
3549 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3550 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3551 is_interchange_valid, graphite_trans_bb_block,
3552 graphite_trans_loop_block, scop_max_loop_depth,
3553 graphite_trans_scop_block, graphite_apply_transformations,
3554 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3555 graphite-poly.c.
3556 * graphite-poly.h: New.
3557 * graphite-poly.c: New.
3558 * Makefile.in (OBJS-common): Add graphite-poly.o.
3559 (graphite-poly.o): New rule.
3560 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3561 (DR_SCOP): Removed.
3562
35632009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3564 Tobias Grosser <grosser@fim.uni-passau.de>
3565
3566 * graphite.c: Replace gb -> gbb.
3567 * graphite.h: Same.
3568 * graphite-data-ref.c: Same.
3569
35702009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3571 Tobias Grosser <grosser@fim.uni-passau.de>
3572
3573 * Makefile.in (OBJS-commmon): Add sese.o.
3574 (sese.o): New.
3575 (graphite.o): Add sese.h.
3576 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3577 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3578 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3579 Move to sese.
3580 (block_before_scop): Add missing return.
3581 (new_scop, free_scop): Remove SESE data structures.
3582 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3583 find_scop_parameters, build_loop_iteration_domains,
3584 add_conditions_to_domain, register_scop_liveout_renames,
3585 copy_bb_and_scalar_dependences): Scop -> SESE.
3586
3587 (add_conditions_to_domain): SCoP -> SESE and remove check
3588 (scop_contains_non_iv_scalar_phi_nodes): New.
3589 (build_scop_conditions_1, build_scop_conditions): Remove check for
3590 non iv scalar phi nodes.
3591 (print_scop_statistics): New.
3592 (graphite_transform_loops): Cleanup.
3593
3594 * graphite.h: Move to sese & cleanup.
3595 * sese.c: New.
3596 * sese.h: New.
3597
35982009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3599 Tobias Grosser <grosser@fim.uni-passau.de>
3600
3601 * graphite.c (build_scop_conditions_1): Conditions are only
3602 at the end of a basic block.
3603
36042009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3605 Tobias Grosser <grosser@fim.uni-passau>
3606
3607 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3608 field.
3609 (GBB_ALPHA): Removed.
3610
36112009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3612 Tobias Grosser <grosser@fim.uni-passau.de>
3613
3614 * graphite-data-ref.c (graphite_test_dependence): Don't use
3615 GBB_DYNAMIC_SCHEDULE.
3616 * graphite.c (new_graphite_bb): Same.
3617 (free_graphite_bb): Same.
3618 (build_scop_dynamic_schedules): Removed.
3619 (graphite_transform_loops): Don't call it.
3620 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3621 (GBB_DYNAMIC_SCHEDULE): Removed.
3622
36232009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3624 Tobias Grosser <grosser@fim.uni-passau.de>
3625
3626 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3627 (print_graphite_bb): Same.
3628 (build_cloog_prog): Same.
3629
36302009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3631 Tobias Grosser <grosser@fim.uni-passau.de>
3632
3633 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3634
36352009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3636 Tobias Grosser <grosser@fim.uni-passau.de>
3637
3638 * graphite.c (build_scop_context): Don't use CloogMatrix.
3639 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3640 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3641
36422009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3643 Tobias Grosser <grosser@fim.uni-passau.de>
3644
3645 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3646 liveout_renames, add_params fields...
3647 (struct sese): ... here.
3648 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3649 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3650
36512009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3652 Tobias Grosser <grosser@fim.uni-passau.de>
3653
3654 * graphite.c (print_scop): Do not print the CLooG program.
3655 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3656 build_cloog_prog, gloog): Don't use SCOP_PROG.
3657 (find_transform): Renamed scop_to_clast.
3658 (print_generated_program, debug_generated_program): New.
3659 (graphite_transform_loops): Adapt to new interface.
3660 * graphite.h (struct scop): Remove program field.
3661 (SCOP_PROG): Removed.
3662 (print_generated_program, debug_generated_program): Declared.
3663
36642009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3665
3666 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3667 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3668 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3669 free_graphite_bb, build_scop_canonical_schedules,
3670 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3671 schedules are now represented using a ppl_Linear_Expression_t.
3672 * graphite.h (struct graphite_bb): Same.
3673 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3674 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3675
36762009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3677
3678 * graphite.c: Free local memory.
3679 * graphite-ppl.c: Same.
3680
36812009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3682
3683 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3684 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3685 swap_constraint_variables, scale_constraint_variable): Removed.
3686 (graphite_trans_bb_strip_mine): Remove pong.
3687 * graphite-ppl.c: Include missing header files.
3688 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3689 * graphite-ppl.h (ppl_strip_loop): Declared.
3690 * Makefile.in (graphite-ppl.o): Adjust dependences.
3691
36922009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3693
3694 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3695 (build_scop_iteration_domain): Same.
3696
36972009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3698
3699 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3700 ping pong.
3701 (add_value_to_dim, scan_tree_for_params_right_scev,
3702 scan_tree_for_params_int): New.
3703 * graphite-ppl.c (oppose_constraint): New.
3704 (insert_constraint_into_matrix): Implement missing cases.
3705 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3706
37072009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3708
3709 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3710 use ppl_move_dimension.
3711
37122009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3713
3714 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3715 * graphite.c: Same.
3716 * graphite.h: Same.
3717 * graphite-ppl.c: Same.
3718 * graphite-ppl.h: Same.
3719
37202009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3721
3722 Revert last 3 commits.
3723
37242009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3725
3726 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3727 ping pong.
3728 (add_value_to_dim, scan_tree_for_params_right_scev,
3729 scan_tree_for_params_int): New.
3730 * graphite-ppl.c (oppose_constraint): New.
3731 (insert_constraint_into_matrix): Implement missing cases.
3732 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3733
37342009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3735
3736 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3737
37382009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3739 Tobias Grosser <grosser@fim.uni-passau.de>
3740
3741 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3742 use ppl_move_dimension.
3743 * graphite-ppl.c (ppl_move_dimension): New.
3744 * graphite-ppl.h (ppl_move_dimension): Declared.
3745
37462009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3747
3748 * graphite.c: Do not include cloog/cloog.h.
3749 (print_graphite_bb): Remove ping pong, call PPL print function.
3750
37512009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3752
3753 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3754 (graphite.o): Add dependence on graphite-ppl.h.
3755 (graphite-ppl.o): New.
3756 (graphite-data-ref.c): Ping pong between PPL data structures
3757 and matrices.
3758 * graphite-ppl.c: New.
3759 * graphite-ppl.h: New.
3760 * graphite.c: Include graphite-ppl.h.
3761 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3762 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3763 Ping pong between PPL data structures and matrices.
3764 (new_graphite_bb): Create a PPL constraint system.
3765 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3766 (build_loop_iteration_domains): Use PPL functions.
3767 * graphite.h: Include graphite-ppl.h. Fix comments.
3768 (graphite_bb): Use a ppl_Constraint_System_t instead of
3769 CloogMatrix for representing the domain.
3770 (scop): Remove static_schedule.
3771 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3772
37732009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3774
3775 * graphite.c: Fix some comments.
3776
37772009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3778
3779 PR middle-end/38953
3780 * graphite.c (if_region_set_false_region): After moving a region
3781 in the false branch of a condition, remove the empty dummy
3782 basic block.
3783 (gloog): Remove wrong fix for PR38953.
3784
37852009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3786
3787 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3788 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3789 register_bb_in_sese, new_sese, free_sese): Moved.
3790 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3791 outermost_loop_in_scop, build_scop_iteration_domain,
3792 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3793 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3794 Use loop_in_sese_p instead of loop_in_scop_p.
3795 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3796 (free_scop): Do not free SCOP_BBS_B.
3797 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3798 ref_nb_loops): Moved here...
3799 * graphite.h (ref_nb_loops): ... from here.
3800 (struct scop): Remove bbs_b bitmap.
3801 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3802 * testsuite/gcc.dg/graphite/scop-19.c: New
3803
38042009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3805
3806 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3807 detection.
3808
38092009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3810
3811 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3812 eq_loop_to_cloog_loop): Remove.
3813 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3814 * graphite.h (struct scop): Remove loop2cloog_loop.
3815 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3816
38172009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3818
3819 * opts.c (decode_options): Only add graphite options to O2
3820 if we compile with graphite enabled.
3821
38222009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3823
3824 * Merge from mainline (r143163:143684).
3825
38262009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3827
3828 * graphite.c (debug_value): Removed.
3829 * graphite.h (debug_value): Removed.
3830
38312009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3832
3833 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3834 after graphite: pass_copy_prop does not maintain a proper loop closed
3835 SSA form. pass_copy_prop should be fixed.
3836
38372009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3838
3839 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3840
38412009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3842
3843 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3844 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3845 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3846 changed the CFG.
3847
38482009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3849
3850 * graphite.c (gloog): Return true when code gen succeeded.
3851 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3852 the code of the function did not changed. After cleanup_tree_cfg
3853 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3854 form.
3855
38562009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3857
3858 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3859 gimple_call_lhs is NULL.
3860
38612009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3862 Tobias Grosser <tobi.grosser@amd.com>
3863
3864 * graphite.c (graphite_trans_scop_block): Do not block single
3865 nested loops.
3866
38672009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3868 Tobias Grosser <tobi.grosser@amd.com>
3869
3870 * graphite.c (build_scop_canonical_schedules): Start schedules at
3871 zero.
3872
38732009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3874 Tobias Grosser <tobi.grosser@amd.com>
3875
3876 * graphite.c (compare_prefix_loops): New.
3877 (build_scop_canonical_schedules): Rewritten.
3878 (graphite_transform_loops): Move build_scop_canonical_schedules
3879 after build_scop_iteration_domain.
3880
38812009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3882 Tobias Grosser <tobi.grosser@amd.com>
3883
3884 * graphite.c (add_conditions_to_domain): Add the loops to
3885 the dimension of the iteration domain. Do copy the domain
3886 only when it exists.
3887 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3888 (add_conditions_to_constraints): New.
3889 (can_generate_code_stmt, can_generate_code): Removed.
3890 (gloog): Do not call can_generate_code.
3891 (graphite_transform_loops): Call add_conditions_to_constraints
3892 after building the iteration domain.
3893
38942009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3895 Tobias Grosser <tobi.grosser@amd.com>
3896 Jan Sjodin <jan.sjodin@amd.com>
3897
3898 * graphite.c (scan_tree_for_params): On substractions negate
3899 all the coefficients of the term.
3900 (clast_to_gcc_expression_red): New. Handle reduction expressions
3901 of more than two operands.
3902 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3903 (get_vdef_before_scop): Handle also the case of default definitions.
3904
39052009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3906
3907 PR middle-end/38431
3908 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3909 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3910 (gloog): Do not call cleanup_tree_cfg.
3911 (graphite_transform_loops): Call cleanup_tree_cfg after all
3912 scops have been code generated.
3913
39142009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3915
3916 * passes.c (init_optimization_passes): Schedule after
3917 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3918
39192009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3920
3921 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3922 Fix comment.
3923 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3924 Set the type of an expression to the type of its assign statement.
3925 (expand_scalar_variables_expr): Do not pass loop_p.
3926 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3927 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3928 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3929
39302009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3931
3932 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3933 an expression to the gimple_expr_type of its assign statement.
3934 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3935 or tcc_declaration.
3936
39372009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3938
3939 PR tree-optimization/38786
3940 * testsuite/gcc.dg/graphite/pr38786.c: New.
3941 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3942 the SSA_NAME case of expand_scalar_variables_expr.
3943 (expand_scalar_variables_expr): Also gather the scalar computation
3944 used to index the memory access.
3945 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3946 the gimple_stmt_iterator where it inserts new code.
3947
39482009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3949
3950 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3951
39522009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3953
3954 * opts.c (decode_options): Enable flag_graphite_identity and
3955 flag_loop_block in -O2 and above.
3956
39572009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3958
3959 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3960 Fix merge problem: replace with the file from trunk.
3961
39622009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3963
3964 * Merge from mainline (r141727:143163).
3965
39662009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3967 Jan Sjodin <jan.sjodin@amd.com>
3968
3969 PR tree-optimization/38559
3970 * testsuite/gcc.dg/graphite/pr38559.c: New.
3971
3972 * graphite.c (debug_value, copy_constraint,
3973 swap_constraint_variables, scale_constraint_variable, ): New.
3974 (get_lower_bound, get_upper_bound): Removed.
3975 (graphite_trans_bb_strip_mine): Clean up this code that works
3976 only for constant number of iterations. Fully copy upper and
3977 lower bound constraints, not only the constant part of them.
3978 * graphite.h (debug_value): Declared.
3979
39802009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3981
3982 PR tree-optimization/38492
3983 PR tree-optimization/38498
3984 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3985 * tree-chrec.h (scev_is_linear_expression): Declared.
3986 * graphite.c (graphite_cannot_represent_loop_niter): New.
3987 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3988 (graphite_loop_normal_form): Use gcc_assert.
3989 (scan_tree_for_params): Use CASE_CONVERT.
3990 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3991 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3992 Use gcc_assert. Discard scops that contain unhandled cases.
3993 (build_scop_conditions): Return a boolean status for unhandled cases.
3994 (strip_mine_profitable_p): Print the loop number, not its depth.
3995 (is_interchange_valid): Pass the depth of the loop nest, don't
3996 recompute it wrongly.
3997 (graphite_trans_bb_block): Same.
3998 (graphite_trans_bb_block): Print tentative of loop blocking.
3999 (graphite_trans_scop_block): Do not print that the loop has been
4000 blocked.
4001 (graphite_transform_loops): Do not handle scops that contain condition
4002 scalar phi nodes.
4003
4004 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
4005 in trunk.
4006 * testsuite/gcc.dg/graphite/block-0.c: Update test.
4007 * testsuite/gcc.dg/graphite/block-1.c: Same.
4008 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
4009 blocking.
4010 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
4011 * testsuite/gcc.dg/graphite/block-3.c: New.
4012 * testsuite/gcc.dg/graphite/pr38498.c: New.
4013
40142008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
4015
4016 PR tree-optimization/38510
4017 * gcc.dg/graphite/pr38510.c: New.
4018 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
4019 (translate_clast): Call recompute_all_dominators before
4020 graphite_verify.
4021 (gloog): Call recompute_all_dominators before graphite_verify.
4022
40232008-12-12 Sebastian Pop <sebastian.pop@amd.com>
4024
4025 PR tree-optimization/38492
4026 * graphite.c (rename_map_elt, debug_rename_elt,
4027 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
4028 rename_map_elt_info, eq_rename_map_elts,
4029 get_new_name_from_old_name, bb_in_sese_p): Moved around.
4030 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
4031 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
4032 (sese_build_livein_liveouts): New.
4033 (new_sese, free_sese): New.
4034 (new_scop): Call new_sese.
4035 (free_scop): Call free_sese.
4036 (rename_variables_from_edge, rename_phis_end_scop): Removed.
4037 (register_old_new_names): Renamed register_old_and_new_names.
4038 (register_scop_liveout_renames, add_loop_exit_phis,
4039 insert_loop_close_phis, struct igp,
4040 default_liveout_before_guard, add_guard_exit_phis,
4041 insert_guard_phis, copy_renames): New.
4042 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4043 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4044 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4045 (scop_adjust_phis_for_liveouts): New.
4046 (gloog): Call scop_adjust_phis_for_liveouts.
4047
4048 * graphite.h (struct sese): Documented. Added fields liveout,
4049 num_ver and livein.
4050 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4051 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4052 (struct scop): Added field liveout_renames.
4053 (SCOP_LIVEOUT_RENAMES): New.
4054
40552008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4056
4057 PR tree-optimization/38409
4058 * gcc.dg/graphite/pr38409.c: New.
4059 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4060
40612008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4062
4063 * graphite.c (gcc_type_for_cloog_iv): By default return
4064 integer_type_node.
4065 (graphite_create_new_loop): Don't fold_convert the already
4066 fold_convert-ed expression.
4067
40682008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4069
4070 PR tree-optimization/38446
4071 * gcc.dg/graphite/pr38446.c: New.
4072 * graphite.c (register_bb_in_sese): New.
4073 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4074 looking at the bbs in the region.
4075 * graphite.h (sese): Add region_basic_blocks pointer set to
4076 structure and initialize at the time of defining new scop.
4077
40782008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4079
4080 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4081 (find_params_in_bb): Do not free data refs.
4082 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4083
40842008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4085
4086 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
4087 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4088 * testsuite/gcc.dg/graphite/block-5.c: New.
4089 * testsuite/gcc.dg/graphite/block-6.c: New.
4090 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
4091 * testsuite/gcc.dg/graphite/pr37684.c: Same.
4092 * testsuite/gcc.dg/graphite/block-2.c: Same.
4093
4094 * graphite.c (struct ivtype_map_elt): New.
4095 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4096 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4097 gcc_type_for_cloog_iv): New.
4098 (loop_iv_stack_patch_for_consts): Use the type of the induction
4099 variable from the original loop, except for the automatically
4100 generated loops, i.e., in the case of a strip-mined loop, in
4101 which case there is no original loop: in that case just use
4102 integer_type_node.
4103 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4104 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4105 (clast_name_to_gcc): Accept params to be NULL.
4106 (clast_to_gcc_expression): Take an extra parameter for the type.
4107 Convert to that type all the expressions built by this function.
4108 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4109 (graphite_translate_clast_equation): Compute the type of the
4110 clast_equation before translating its LHS and RHS.
4111 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4112 (graphite_create_new_loop): Compute the type of the induction
4113 variable before translating the lower and upper bounds and before
4114 creating the induction variable.
4115 (rename_variables_from_edge, rename_phis_end_scop): New.
4116 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4117 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4118 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4119 compute_cloog_iv_types): New.
4120 (gloog): Call compute_cloog_iv_types before starting the
4121 translation of the clast.
4122
4123 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4124 (GBB_CLOOG_IV_TYPES): New.
4125 (debug_ivtype_map): Declared.
4126 (oldiv_for_loop): New.
4127
41282008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4129
4130 PR middle-end/38459
4131 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4132 (param_index): Assert if parameter is not know after parameter
4133 detection.
4134 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4135 (find_scop_parameters): Mark, that we have finished parameter
4136 detection.
4137 (graphite_transform_loops): Move condition detection before parameter
4138 detection.
4139 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4140 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
4141
41422008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4143
4144 * graphite.c (graphite_transform_loops): Always call find_transform ()
4145 in ENABLE_CHECKING. So we test these code paths, even if we do not
4146 generate code.
4147
41482008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4149
4150 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4151 (print_scop): Ditto.
4152
41532008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4154
4155 PR middle-end/38084
4156 Fix testsuite/gfortran.dg/graphite/id-3.f90.
4157 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4158 regions more than once.
4159
41602008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4161
4162 Fix testsuite/gfortran.dg/graphite/id-4.f90.
4163 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4164 when not needed.
4165
41662008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4167
4168 Fix testsuite/gfortran.dg/graphite/id-1.f90.
4169 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4170 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4171 (max_precision_type): New.
4172 (value_clast): Removed.
4173 (clast_to_gcc_expression): Be more careful to types of expressions.
4174 Use max_precision_type and update use of gmp_cst_to_tree.
4175 (graphite_translate_clast_equation): Use max_precision_type.
4176 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4177 use the type of the condition.
4178 (graphite_create_new_loop): Do not use integer_type_node, use the
4179 max_precision_type of lb and ub.
4180
41812008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4182
4183 * graphite.c (build_scops_1): Initialize open_scop.exit
4184 and sinfo.last.
4185
41862008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4187
4188 * testsuite/gcc.dg/graphite/pr38084.c: New.
4189 * testsuite/gfortran.dg/graphite/id-1.f90: New.
4190 * testsuite/gfortran.dg/graphite/id-2.f90: New.
4191 * testsuite/gfortran.dg/graphite/id-3.f90: New.
4192 * testsuite/gfortran.dg/graphite/id-4.f90: New.
4193 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
4194
41952008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4196 Jan Sjodin <jan.sjodin@amd.com>
4197 Harsha Jagasia <harsha.jagasia@amd.com>
4198
4199 PR middle-end/37852
4200 PR middle-end/37883
4201 PR middle-end/37928
4202 PR middle-end/37980
4203 PR middle-end/38038
4204 PR middle-end/38039
4205 PR middle-end/38073
4206 PR middle-end/38083
4207 PR middle-end/38125
4208
4209 * testsuite/gcc.dg/graphite/pr38073.c: New.
4210 * testsuite/gcc.dg/graphite/pr37928.c: New.
4211 * testsuite/gcc.dg/graphite/pr37883.c: New.
4212 * testsuite/gcc.dg/graphite/pr38125.c: New.
4213 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
4214 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
4215 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
4216
4217 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
4218 the number of detected scops. Copy exact same test for loop
4219 blocking...
4220 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
4221 loops to be blocked as reductions are not handled.
4222 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
4223
4224 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4225 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4226 ...here.
4227 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4228 * Makefile.in (graphite.o): Depend on value-prof.h.
4229 (graphite.o-warn): Removed -Wno-error.
4230 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4231 to be a NULL pointer. Call update_stmt. Return the newly created
4232 cannonical induction variable.
4233
4234 * graphite.h (debug_rename_map): Declared. Fix some comments.
4235
4236 * graphite.c: Reimplement the code generation from graphite to gimple.
4237 Include value-prof.h.
4238 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4239 (get_old_iv_from_ssa_name): Removed.
4240 (graphite_stmt_p): New.
4241 (new_graphite_bb): Test for useful statements before building a
4242 graphite statement for the basic block.
4243 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4244 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4245 reason.
4246 (recompute_all_dominators, graphite_verify,
4247 nb_reductions_in_loop, graphite_loop_normal_form): New.
4248 (scop_record_loop): Call graphite_loop_normal_form.
4249 (build_scop_loop_nests): Iterate over all the blocks of the
4250 function instead of relying on the incomplete information from
4251 SCOP_BBS. Return the success of the operation.
4252 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4253 (add_bb_domains): Removed.
4254 (build_loop_iteration_domains): Don't call add_bb_domains.
4255 Add the iteration domain only to the basic blocks that have been
4256 translated to graphite.
4257 (build_scop_conditions_1): Add constraints only if the basic
4258 block have been translated to graphite.
4259 (build_scop_data_accesses): Completely disabled until data
4260 dependence is correctly implemented.
4261 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4262 (remove_all_edges_1, remove_all_edges): Removed.
4263 (get_new_name_from_old_name): New.
4264 (graphite_rename_variables_in_stmt): Renamed
4265 rename_variables_in_stmt. Call get_new_name_from_old_name.
4266 Use replace_exp and update_stmt.
4267 (is_old_iv): Renamed is_iv.
4268 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4269 Use replace_exp and update_stmt.
4270 (expand_scalar_variables_expr): Same. Use the map to get the
4271 new names for the renaming of induction variables and for the
4272 renaming of variables after a basic block has been copied.
4273 (expand_scalar_variables): Same.
4274 (graphite_rename_variables): Renamed rename_variables.
4275 (move_phi_nodes): Removed.
4276 (get_false_edge_from_guard_bb): New.
4277 (build_iv_mapping): Do not insert the induction variable of a
4278 loop in the renaming iv map if the basic block does not belong
4279 to that loop.
4280 (register_old_new_names, graphite_copy_stmts_from_block,
4281 copy_bb_and_scalar_dependences): New.
4282 (translate_clast): Heavily reimplemented: copy basic blocks,
4283 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4284 At each translation step call graphite_verify ensuring the
4285 consistency of the SSA, loops and dominators information.
4286 (collect_virtual_phis, find_vdef_for_var_in_bb,
4287 find_vdef_for_var_1, find_vdef_for_var,
4288 patch_phis_for_virtual_defs): Removed huge hack.
4289 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4290 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4291 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4292 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4293 if_region_get_condition_block, if_region_set_false_region,
4294 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4295 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4296 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4297 rewrite_into_sese_closed_ssa): New.
4298 (gloog): Remove dead code. Early return if code cannot be
4299 generated. Call cleanup_tree_cfg once the scop has been code
4300 generated.
4301 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4302 block loops with less than two loops.
4303 (graphite_apply_transformations): Remove the call to
4304 scop_remove_ignoreable_gbbs.
4305 (limit_scops): When build_scop_loop_nests fails, continue on
4306 the next scop. Fix open_scop.entry.
4307 (graphite_transform_loops): Call recompute_all_dominators: force the
4308 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4309 Call initialize_original_copy_tables and free_original_copy_tables
4310 to be able to copy basic blocks during code generation.
4311 When build_scop_loop_nests fails, continue on next scop.
4312 (value_clast): New union.
4313 (clast_to_gcc_expression): Fix type cast warning.
4314
43152008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4316
4317 * Merge from mainline (r140838:141727).
4318
43192008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4320
4321 PR middle-end/37833
4322
4323 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4324
43252008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4326
4327 PR middle-end/37943
4328
4329 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4330 exits and conditions.
4331 * testsuite/gcc.dg/graphite/pr37943.c: New.
4332
43332008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4334
4335 PR middle-end/37886
4336 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4337
43382008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4339
4340 * doc/invoke.texi: Fix spaces.
4341
43422008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4343
4344 PR tree-optimization/37891
4345 Reverted last commit.
4346 * graphite.c (create_single_entry_edge): Set
4347 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4348
43492008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4350 Mitul Thakkar <mitul.thakkar@amd.com>
4351
4352 * graphite.c (create_single_entry_edge): Set
4353 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4354
43552008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4356
4357 * doc/invoke.texi: Add -fgraphite-identity.
4358 * graphite.c (graphite_apply_transformations): Check for
4359 -fgraphite-identity.
4360 * toplev.c (process_options): Add flag_graphite_identity.
4361 * tree-ssa-loop.c: Add flag_graphite_identity.
4362
43632008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4364
4365 Undo changes from 2008-10-02:
4366 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4367 operand type when copying the operand to a variable of different type.
4368 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4369 with the IV name after increment.
4370
43712008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4372 Harsha Jagasia <harsha.jagasia@amd.com>
4373
4374 PR tree-optimization/37828
4375 * testsuite/gcc.dg/graphite/pr37828.c: New.
4376 * graphite.c (graphite_trans_loop_block): Do not loop block
4377 single nested loops.
4378
43792008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4380 Sebastian Pop <sebastian.pop@amd.com>
4381
4382 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4383 rename_map_elt_info, eq_rename_map_elts): New.
4384 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4385 (expand_scalar_variables_expr): Change parameters.
4386 (expand_scalar_variables_stmt): Same.
4387 (expand_scalar_variables): Same.
4388 (graphite_rename_ivs): Rename graphite_rename_variables.
4389 (build_iv_mapping): New.
4390 (translate_clast): Call build_iv_mapping.
4391 * graphite.h (gbb_p): New name.
4392
43932008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4394
4395 PR tree-optimization/37684
4396 * gcc.dg/graphite/pr37684.c: New.
4397 * graphite.c (exclude_component_ref): New.
4398 (is_simple_operand): Call exclude_component_ref.
4399
44002008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4401 Harsha Jagasia <harsha.jagasia@amd.com>
4402
4403 PR tree-optimization/37485
4404 * gcc.dg/graphite/block-2.c: New
4405 * graphite.c (gmp_cst_to_tree): Moved.
4406 (iv_stack_entry_is_constant): New.
4407 (iv_stack_entry_is_iv): New.
4408 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4409 (loop_iv_stack_insert_constant): New.
4410 (loop_iv_stack_pop): Use new datatpype.
4411 (loop_iv_stack_get_iv): Same.
4412 (loop_iv_stack_get_iv_from_name): Same.
4413 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4414 (loop_iv_stack_patch_for_consts): New.
4415 (loop_iv_stack_remove_constants): New.
4416 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4417 (translate_clast): Call loop_iv_stack_patch_for_consts and
4418 loop_iv_stack_remove_constants.
4419 (gloog): Use new datatype. Redirect construction edge to end
4420 block to avoid accidental deletion.
4421 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4422 iv stack entry.
4423 (union iv_stack_entry_data): New. Data in iv stack entry.
4424 (struct iv_stack_entry): New. Datatype for iv stack entries.
4425
44262008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4427
4428 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4429 operand type when copying the operand to a variable of different type.
4430
44312008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4432
4433 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4434 with the IV name after increment.
4435
44362008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4437
4438 * Merge from mainline (r140164:140838).
4439
44402008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4441
4442 * graphite-data-ref.c: New.
4443 * graphite.c (print_scop): Also dump the dependence graph.
4444 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4445 (new_scop): Initialize SCOP_DEP_GRAPH.
4446 (build_scop_dynamic_schedules): New.
4447 (build_access_matrix_with_af): Fixed column numbering.
4448 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4449 * graphite.h: Add ifndef/define guards against multiple inclusion.
4450 (struct scop): Add dep_graph field.
4451 (SCOP_DEP_GRAPH): Defined.
4452 (ref_nb_loops): Fixed and moved to other position.
4453 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4454 (nb_loops_around_loop_in_scop): New.
4455 (graphite_dump_dependence_graph): Declared.
4456 (graphite_build_rdg_all_levels): Declared.
4457 (graphite_test_dependence): Declared.
4458 * Makefile.in (graphite-data-ref.o): New target.
4459
44602008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4461
4462 * Merge from mainline (139870:140164).
4463
44642008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4465
4466 * Merge from mainline (138275:139870).
4467 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4468 the commits from trunk broke the niter detection.
4469
44702008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4471
4472 * graphite.c: Add more documentation. Fix formatting.
4473 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4474 loop_iv_stack_debug): Moved...
4475 (schedule_to_scattering): Move before use.
4476 (dot_all_scops): Include in "#if 0" the code for system
4477 call dotty.
4478
4479 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4480 loop_iv_stack_debug): ...here.
4481
44822008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4483
4484 * tree-phinodes.c (make_phi_node): Extern.
4485 (add_phi_node_to_bb): New.
4486 (create_phi_node): Call add_phi_node_to_bb.
4487 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4488 (remove_statement): Handle case where stored phi was updated
4489 and is no longer the same.
4490 * graphite.c (is_parameter): New.
4491 (is_old_iv): New.
4492 (expand_scalar_variables_expr): New.
4493 (expand_scalar_variables_stmt): New.
4494 (expand_scalar_variables): New.
4495 (move_phi_nodes): Create new phi instead of moving old one.
4496 (translate_clast): Call expand_scalar_variables.
4497 (find_vdef_for_var_in_bb): Also scan regular definitions.
4498 (skip_phi_defs): New.
4499 (collect_scop_exit_phi_args): New.
4500 (patch_scop_exit_phi_args): New.
4501 (gloog): Patch phis after scop.
4502 * tree-flow.h: (add_phi_node_to_bb): Declared.
4503 (make_phi_node): Declared.
4504
45052008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4506
4507 * graphite.c (end_scop): Split the entry of the scop when it
4508 is the header of the loop in which the scop is ending.
4509 (build_scops_1, limit_scops): Update uses of end_scop.
4510
45112008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4512
4513 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4514 SCOP_ENTRY or SCOP_EXIT.
4515
45162008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4517
4518 * graphite.c (get_construction_edge): Removed.
4519 (gloog): Construction edge is the scop entry edge.
4520
45212008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4522
4523 * graphite.c (can_generate_for_scop): Removed.
4524 (gloog): Do not call it.
4525
45262008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4527
4528 * graphite.c (new_scop): Entry of a scop is an edge.
4529 Initialize SESE region.
4530 (free_scop): Free SESE region.
4531 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4532 (split_difficult_bb): New, split from end_scop.
4533 (end_scop): Exit of a scop is an edge.
4534 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4535 not automatically updated and thus is always wrong.
4536 * graphite.h (struct sese): New.
4537 (SESE_ENTRY): New.
4538 (SESE_EXIT): New.
4539 (struct scop): New field for a SESE region. Remove entry, exit.
4540 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4541 semantics as before. Moved comment around.
4542
45432008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4544 Sebastian Pop <sebastian.pop@amd.com>
4545
4546 * graphite.c (graphite_transform_loops): Always enable gloog
4547 and find_transform when ENABLE_CHECKING.
4548
45492008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4550
4551 * graphite.c (graphite_transform_loops): Move pretty printer
4552 of SCOPs before doing any transform. Remove call to print_scops
4553 and dot_all_scops_1.
4554
45552008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4556
4557 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4558 (print_graphite_bb): Same.
4559
45602008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4561
4562 * graphite.c (dot_all_scops_1): Cleanup.
4563 (move_scops): Fix comment.
4564
45652008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4566
4567 * graphite.c (build_scop_bbs): Revert commit 139355:
4568
4569 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4570 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4571
4572 * graphite.c (build_scop_bbs): Factor up code.
4573
45742008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4575
4576 * graphite.c (gloog): Update dominator info.
4577
45782008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4579
4580 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4581
45822008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4583
4584 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4585 initialization.
4586 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4587 (translate_clast): Correct formatting.
4588 * graphite.h (struct num_map): Removed.
4589 (struct graphite_bb): Remove num_map field.
4590 (GBB_INDEX_TO_NUM_MAP): Removed.
4591
45922008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4593
4594 * graphite.c (build_access_matrix_with_af): Fix comments.
4595 (build_scop_data_accesses): Same.
4596
45972008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4598
4599 * graphite.c (build_scop_data_accesses): Don't construct
4600 access matrices. Add a FIXME and an assert condition that
4601 should pass when the access matrices will be needed.
4602
46032008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4604
4605 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4606 really_constant_p.
4607 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4608 Moved close by free_graphite_bb.
4609 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4610 (new_scop): Move close by free_scop.
4611 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4612
46132008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4614
4615 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4616 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4617 instead of recursive call.
4618 (graphite_translate_clast_equation): New.
4619 (graphite_create_guard_cond_expr): New.
4620 (graphite_create_new_guard): New.
4621 (get_stack_index_from_iv): Removed.
4622 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4623 (get_true_edge_from_guard_bb): New.
4624 (translate_clast): Handle stmt_guard in clast.
4625 (get_construction_edge): Allow construction edge detection for
4626 a scope entry with multiple predecessors if one predecessor is
4627 the immediate dominator of scope entry.
4628 (can_generate_code_stmt): Enable code generation for clast_guard.
4629 (gloog): Use correct context loop. Removed check for post dominators.
4630 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4631
46322008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4633
4634 * graphite.c (remove_dead_loops): Document better which
4635 loops are removed.
4636
46372008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4638
4639 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4640 and PPLINC.
4641 (graphite.o): Also depends on pointer-set.h.
4642
46432008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4644
4645 * graphite.c (scop_record_loop): Fix compile warning.
4646
46472008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4648 Sebastian Pop <sebastian.pop@amd.com>
4649
4650 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4651
46522008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4653
4654 * graphite.c (build_graphite_bb): Initialize bb->aux to
4655 point to the graphite_bb_p.
4656 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4657 content of bb->aux.
4658 (add_bb_domains): Does not use the scop parameter.
4659 (graphite_transform_loops): Clean bb->aux at the end.
4660
46612008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4662 Sebastian Pop <sebastian.pop@amd.com>
4663
4664 * testsuite/lib/target-supports.exp
4665 (check_effective_target_fgraphite): New.
4666
4667 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4668 check_effective_target_fgraphite returns false.
4669 Set dg-do-what-default to compile.
4670 (scan-graphite-dump-times): Removed.
4671 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4672
4673 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4674 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4675 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4676 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4677 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4678 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4679 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4680 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4681 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4682 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4683 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4684 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4685 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4686 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4687 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4688 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4689 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4690 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4691 * testsuite/gcc.dg/graphite/block-0.c: Same.
4692 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4693 * testsuite/gcc.dg/graphite/block-1.c: Same.
4694 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4695 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4696 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4697 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4698 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4699
47002008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4701
4702 * graphite.c: Fix some XXX comments.
4703 (build_scop_dynamic_schedules): Removed.
4704
47052008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4706
4707 * graphite.h (scop_max_loop_depth): Moved...
4708 * graphite.c (scop_max_loop_depth): ...here.
4709 (remove_all_edges_1): New.
4710 (remove_all_edges): Factored code.
4711 (remove_cond_exprs): Check only the last statement for
4712 a GIMPLE_COND expression.
4713
47142008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4715
4716 * graphite.c (scan_tree_for_params): Early return when the
4717 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4718 (find_scop_parameters): Factor out code.
4719 (graphite_trans_bb_strip_mine): Remove dead code.
4720
47212008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4722
4723 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4724 graphite_trans_bb_move_loop): Factor asserts.
4725 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4726 Do not call calculate_dominance_info and estimate_bb_frequencies.
4727
47282008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4729
4730 * graphite.c (create_loops_mapping, free_loops_mapping,
4731 create_loops_mapping_num, debug_loop_mapping_1,
4732 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4733 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4734 graphite_loops_mapping_add_child_num,
4735 graphite_loops_mapping_insert_child,
4736 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4737 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4738 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4739 create_num_from_index, get_num_from_index,
4740 swap_loop_mapped_depth): Removed.
4741 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4742 (free_scop): Do not call free_loops_mapping.
4743 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4744 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4745 get_loop_mapped_depth.
4746 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4747 (graphite_trans_bb_strip_mine): Same.
4748 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4749 (struct scop): Remove field loops_mapping.
4750
47512008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4752 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4753
4754 * graphite.c (scop_record_loop): Factor out one level of the
4755 condition by early return.
4756 (build_scop_loop_nests): Format following FSF coding style.
4757 (build_scop_dynamic_schedules): Factor out code.
4758 (scopdet_bb_info): Reindent. Default case should not be reachable.
4759
47602008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4761 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4762
4763 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4764 assignments that are not handled as simple operands for now.
4765
47662008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4767 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4768
4769 * graphite.c (build_scop_bbs): Factor up code.
4770
47712008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4772 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4773
4774 * graphite.c (stmt_simple_for_scop_p): Factor code out
4775 of the loop.
4776 (enum gbb_type): New. Group all the GBB_* types under it.
4777 (is_loop_exit): Moved...
4778 (end_scop): Enable BB spliting.
4779 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4780 * cfgloop.h (is_loop_exit): Declared.
4781
47822008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4783
4784 * doc/invoke.texi: Remove strides from examples containing
4785 DO loops when the strides are equal to 1.
4786
47872008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4788 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4789
4790 * graphite.c (graphite_trans_scop_block): Or the result with
4791 the result from graphite_trans_loop_block.
4792 * testsuite/gcc.dg/graphite/block-1.c: New.
4793 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4794 * testsuite/gfortran.dg/graphite/block-2.f: New.
4795
47962008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4797
4798 * graphite.c (graphite_transform_loops): Call cloog_initialize
4799 and cloog_finalize.
4800
48012008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4802
4803 * tree-data-ref.c) (stmt_simple_memref_p): New.
4804 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4805 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4806 (is_simple_operand): Call stmt_simple_memref_p.
4807
4808 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4809 using pointer arithmetic, as this is optimized by PRE and
4810 makes the code too difficult to analyze.
4811
4812 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4813
48142008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4815
4816 * gdbinit.in (pgg): New.
4817
48182008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4819
4820 * graphite.c (graphite_trans_loop_block): Fix warning.
4821
48222008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4823
4824 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4825
48262008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4827
4828 * graphite.c (graphite_trans_bb_block): Remove check for
4829 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4830 Check if loop blocking is profitable for every loop, before applying
4831 the changes.
4832 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4833 if flag_loop_block is set.
4834
48352008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4836
4837 * graphite.c: Add some more documentation for the loop
4838 mapping.
4839
48402008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4841
4842 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4843 * graphite.c: Format on less than 80 columns.
4844 * graphite.h: Same.
4845
48462008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4847
4848 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4849
48502008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4851
4852 * doc/invoke.texi (floop-block, floop-strip-mine,
4853 floop-interchange): Update documentation with examples.
4854
48552008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4856
4857 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4858 add_referenced_var.
4859 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4860
48612008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4862
4863 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4864 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4865 * tree-scalar-evolution.c: Revert useless changes.
4866 * tree-phinodes.c: Same.
4867 * cfghooks.c: Same.
4868 * vec.h: Same.
4869 * tree-vectorizer.h: Same.
4870 * tree-flow.h: Same.
4871 * tree-cfg.c: Same.
4872 * common.opt (fgraphite): Update documentation.
4873
48742008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4875
4876 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4877 -floop-interchange): Add more text for explaining what each of these
4878 flags is doing.
4879 * tree-into-ssa.c (gimple_vec): Moved to...
4880 * graphite.c: Include gimple.h.
4881 (gimple_vec): Moved to...
4882 (del_loop_to_cloog_loop): Removed.
4883 (loop_affine_expr): Do not call create_data_ref when the
4884 operand is a constant.
4885 (new_scop): Use free instead of del_loop_to_cloog_loop.
4886 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4887 * gimple.h (gimple_vec): ... here.
4888
48892008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4890
4891 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4892 latch executions.
4893 (build_loop_iteration_domains): Fail, if latch executions unknown.
4894
48952008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4896
4897 * graphite.c (add_conditions_to_domain): New.
4898 (build_scop_conditions_1): Call add_conditions_to_domain.
4899 (set_cloog_options): Allow to disable optimizations.
4900
49012008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4902
4903 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4904 Do not use walk_dominator_tree.
4905 (find_scop_parameters): Do not use walk_dominator_tree.
4906
49072008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4908
4909 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4910 (idx_record_params): Adapt.
4911 * graphite.h (scop_gimple_loop_depth): New.
4912
49132008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4914
4915 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4916 (scan_tree_for_params): Remove value_init.
4917 (build_scop_context): Remove value_init.
4918 (build_loop_iteration_domains): Remove value_init.
4919 (schedule_to_scattering): Remove value_init.
4920 (graphite_trans_bb_strip_mine): Remove value_init.
4921
49222008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4923
4924 * gcc/graphite.c (limit_scops): New.
4925 (graphite_transform_loops): Add limit SCoPs.
4926 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4927 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4928 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4929 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4930 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4931 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4932 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4933 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4934 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4935 Change loop numbers.
4936 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4937 Change loop numbers.
4938 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4939 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4940 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4941 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4942 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4943 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4944 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4945 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4946 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4947 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4948
49492008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4950
4951 * graphite.c (graphite_transform_loops): Call always find_transform.
4952
49532008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4954
4955 * graphite.c (free_loops_mapping): New.
4956 (stmt_simple_for_scop_p): Fix typo.
4957 (stmt_simple_for_scop_p): Fix tuples functions, that
4958 broke polyhedron.
4959 (free_graphite_bb): Fix some memleaks.
4960 (free_scop): Fix some memleaks.
4961 (scopdet_bb_info): Do not forget some tmp SCoPs.
4962 (find_params_in_bb): Fix some memleaks.
4963 (clast_to_gcc_expression): Fix warning.
4964
49652008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4966
4967 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4968 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4969
49702008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4971
4972 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4973 Move code ifdef-ed HAVE_cloog...
4974 * graphite.c: Include toplev.h.
4975 ... here.
4976 * Makefile.in (OBJS-common): Always build graphite.o.
4977 (BACKEND): Remove @GRAPHITE@.
4978 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4979 (graphite.o): Depend on TOPLEV_H.
4980
49812008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4982
4983 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4984 Remove typo left from polylib to ppl conversion.
4985 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4986
49872008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4988
4989 * toplev.c (process_options): Move the graphite loop optimization
4990 flags...
4991 * tree-ssa-loop.c (graphite_transforms): ... here.
4992 When not configured with CLooG, print to dump_file that
4993 Graphite transforms were not performed.
4994 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4995 New.
4996 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4997 scan-graphite-dump-times.
4998
49992008-08-03 Sebastian Pop <sebastian.pop@amd.com>
5000
5001 * graphite.c (dot_scop, dot_all_scops): Do not call system.
5002 Do not open /tmp/scop.dot and /tmp/allscops.dot.
5003
50042008-08-02 Sebastian Pop <sebastian.pop@amd.com>
5005 Jan Sjodin <jan.sjodin@amd.com>
5006
5007 * configure: Regenerated.
5008 * omp-low.c (expand_omp_sections): Remove now unused code.
5009 * config.in (HAVE_polylib): Removed.
5010 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
5011 (PPLLIBS, PPLINC): Added.
5012 * graphite.c: Replace unsigned with int wherever possible.
5013 Don't access Cloog's data structures, but use accessor functions.
5014 Clast's stmt->type is now implemented as a vtable: change the
5015 switches of stmt->type into ifs.
5016 (polylib/polylibgmp.h): Don't include.
5017 (initialize_dependence_polyhedron,
5018 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5019 statement_precedes_p, test_dependence, build_rdg_all_levels,
5020 dump_dependence_graph): Removed until this code is cleaned up
5021 or ported to Cloog.
5022 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
5023 (POLYLIBINC): Renamed PPLINC.
5024
50252008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
5026 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5027 Jan Sjodin <jan.sjodin@amd.com>
5028
5029 Finish the merge and tuplification of graphite.
5030
50312008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5032 Jan Sjodin <jan.sjodin@amd.com>
5033
5034 Partial merge from mainline (138072:138275).
5035 * graphite.c still has to be tuplified.
5036
50372008-07-29 Jan Sjodin <jan.sjodin@amd.com>
5038
5039 * graphite.c (graphite_loops_mapping_max_loop_num): New.
5040 (create_num_from_index): New.
5041 (get_num_from_index): Also pass in the graphite BB.
5042 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5043 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5044 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5045 (is_interchange_valid): Return false when failing.
5046 * graphite.h (struct num_map): New.
5047 (struct graphite_bb): New field num_map.
5048 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5049
50502008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5051
5052 * graphite.c (dump_gbb_conditions): Print also conditions like
5053 "if (a)". Remove dublicated code and use print_generic_expr ().
5054 (stmt_simple_for_scop_p): Only allow conditions we can handle
5055 {<, <=, >, >=}.
5056
50572008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5058
5059 * graphite.h (struct scop): Removed new_ivs field.
5060 (SCOP_NEWIVS): Deleted.
5061 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5062 clast_to_gcc_expression, graphite_create_new_loop):
5063 Removed use of new_ivs.
5064
50652008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5066
5067 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5068 create_loops_mapping_num, debug_loop_mapping_1): New.
5069 (debug_loop_mapping): Call debug_loop_mapping_1.
5070 (get_loop_mapping_for_num,
5071 graphite_loops_mapping_add_child,
5072 graphite_loops_mapping_add_child_num,
5073 graphite_loops_mapping_insert_child,
5074 graphite_loops_mapping_parent,
5075 split_loop_mapped_depth_for_num,
5076 loop_mapped_depth_split_loop): New.
5077 (increment_loop_mapped_depths): Removed.
5078 (swap_loop_mapped_depth_for_num): Reimplemented.
5079 (new_scop): Call create_loops_mapping.
5080 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5081 (translate_clast): Pass the old loop father in parameter, and pass
5082 it to get_old_iv_from_ssa_name.
5083 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5084 can_generate_code, can_generate_for_scop): New.
5085 (graphite_trans_bb_block): Returns false when it fails to transform.
5086 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5087
50882008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5089
5090 Reverted all the changes related to the streamization and
5091 loop fusion.
5092 These changes are now tracked in the streamization branch.
5093
50942008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5095 Jan Sjodin <jan.sjodin@amd.com>
5096
5097 * graphite.c (gbb_compare): Correctly constify.
5098 (gbb_can_be_ignored): Indent.
5099 (graphite_trans_scop_swap_1and2): Add legality check.
5100 Remove dead FIXMEs.
5101
51022008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5103
5104 Remove fallouts from "Reverted the Condate changes".
5105 * tree.h: Remove unused decl.
5106 * testsuite/gcc.dg/tree-checker: Same.
5107 * timevar.def: Remove counter.
5108
51092008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5110
5111 * Merge from mainline (135673:138072).
5112
5113 Reverted the MIRO changes (from 2008-04-05) that are now
5114 tracked in the miro branch.
5115 * tree-bounds.c: Removed.
5116 * tree-bounds.h: Removed.
5117
5118 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5119 are now tracked in the condate branch.
5120 * tree-check.c: Removed.
5121 * tree-match.c: Removed.
5122 * condate.y: Removed.
5123
51242008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5125
5126 * common.opt: New user flag -floop-block, -floop-strip-mine
5127 and -floop-interchange.
5128 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5129 graphite loop optimization flags is turned on.
5130 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5131 flag_loop_strip_mine and flag_loop_interchange checks before
5132 optimizations.
5133 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5134 -floop-strip-mine and -floop-interchange.
5135 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
5136 -fgraphite.
5137 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
5138 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
5139 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
5140
51412008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5142 Sebastian Pop <sebastian.pop@amd.com>
5143
5144 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5145 (create_empty_loop_on_edge): More fixes.
5146 * tree-phinodes.c (resize_phi_node): Extern.
5147 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5148 * cfghooks.c (update_dominator_information): New split from
5149 split_edge.
5150 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5151 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5152 successor of the function entry block.
5153
5154 * graphite.c: Include pointer-set.h.
5155 (debug_loop_mapping, increment_loop_mapped_depths,
5156 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5157 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5158 swap_loop_mapped_depth_for_num, get_num_from_index,
5159 swap_loop_mapped_depth, loop_iv_stack_debug,
5160 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5161 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5162 get_old_iv_from_ssa_name): New.
5163 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5164 (free_scop): Free SCOP_LOOPS_MAPPING.
5165 (scop_record_loop): Record old ivs.
5166 (create_var_name): Removed.
5167 (initialize_cloog_names): Allocate double space in case strip mine
5168 applies to all loops once.
5169 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5170 (clast_to_gcc_expression): Same. Implement more clast to gimple
5171 translation.
5172 (graphite_create_new_loop): Pass in ivstack.
5173 (remove_all_edges): Pass in the construction_edge.
5174 (graphite_remove_iv): Removed.
5175 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5176 remove_cond_exprs): Rewritten.
5177 (move_phi_nodes): New.
5178 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5179 (translate_clast): Pass in ivstack. Rewrite some cases.
5180 (set_cloog_options, debug_clast_stmt): New.
5181 (find_transform): Use set_cloog_options.
5182 (outermost_loop_layer): Removed.
5183 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5184 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5185 mark_old_loops, remove_dead_loops): New.
5186 (gloog): Rewritten.
5187 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5188 (const_column_index, get_first_matching_sign_row_index,
5189 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5190 get_upper_bound): New.
5191 (graphite_trans_bb_strip_mine): Also update the iv map.
5192
5193 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5194 (struct name_tree): Add a loop field.
5195 (struct scop): Add a graphite_loops_mapping field.
5196 (SCOP_LOOPS_MAPPING): New.
5197 (debug_clast_stmt): Declare.
5198 * lambda.h (find_induction_var_from_exit_cond): Declare.
5199 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5200 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5201 (create_empty_loop_on_edge): Updated.
5202 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5203 rename_variables_in_bb): Declare.
5204 * tree-cfg.c (remove_bb): Extern.
5205
5206 * testsuite/gcc.dg/graphite/block-0.c: New.
5207
52082008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5209 Sebastian Pop <sebastian.pop@amd.com>
5210
5211 * graphite.c (strip_mine_profitable_p): New.
5212 (graphite_trans_bb_block): Disable strip mining if not profitable.
5213
5214 * testsuite/gcc.dg/graphite/scop-18.c: New.
5215 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
5216 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
5217
52182008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5219 Jan Sjodin <jan.sjodin@amd.com>
5220 Sebastian Pop <sebastian.pop@amd.com>
5221
5222 * graphite.c (is_interchange_valid): New.
5223 (graphite_trans_bb_block): Check loop nest of basic block for legality
5224 of interchange.
5225
5226 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5227 outer_most_loop, gbb_outer_most_loop_index): New.
5228
5229 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5230 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5231 * testsuite/gcc.dg/graphite/scop-16.c: New.
5232 * testsuite/gcc.dg/graphite/scop-17.c: New.
5233
52342008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5235
5236 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5237 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5238
52392008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5240
5241 * graphite.c (new_scop): Initialize SCOP_EXIT.
5242 (scopdet_info): Add.
5243 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5244 (build_scops_1): Cleanup, bugfixes.
5245 (build_scops): Cleanup.
5246
5247 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5248 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5249
52502008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5251
5252 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5253
5254 * testsuite/gfortran.dg/graphite/graphite.exp: Use
5255 DEFAULT_GRAPHITE_FLAGS.
5256
5257 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
5258
52592008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5260
5261 * graphite.c (scan_tree_for_params): Do not assert any more if
5262 MULT_EXPR parameter is negative.
5263
5264 * testsuite/gfortran.dg/graphite/scop-1.f: New.
5265
5266 * testsuite/gfortran.dg/graphite/graphite.exp: New.
5267
5268 * testsuite/gcc.dg/graphite/scop-15.c: New.
5269
52702008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5271
5272 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5273
52742008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5275
5276 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5277 graphite_swap_loops.
5278 (graphite_trans_bb_move_loop): New.
5279 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5280 (graphite_trans_bb_block): New.
5281 (graphite_trans_loop_block): New.
5282 (graphite_trans_scop_swap_1and2): Rename from
5283 graphite_trans_swap_1and2.
5284 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5285 (graphite_trans_scop_block): New.
5286 (graphite_apply_transformations): Rename from
5287 graphite_transformations.
5288
5289 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
5290
52912008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5292
5293 * graphite.c (gbb_compare): New.
5294 (graphite_sort_gbbs): New.
5295 (gbb_can_be_ignored): New.
5296 (scop_remove_ignoreable_gbbs): New.
5297 (graphite_transformations): Cleanup and add
5298 scop_remove_ignoreable_gbbs.
5299 * lambda.h (lambda_vector_compare): New.
5300
53012008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5302
5303 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5304 (graphite_swap_loops): int -> unsigned
5305 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5306 (graphite_transformations): New.
5307 (graphite_transform_loops): Move to graphite_transformations.
5308 * graphite.h (gbb_nb_loops): Return unsigned.
5309
53102008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5311
5312 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5313 the domain matrix. This makes scop-0.c work again.
5314
53152008-06-20 Richard Guenther <rguenther@suse.de>
5316
5317 * graphite.h: Adjust copyright to GPLv3.
5318 * graphite.c: Likewise.
5319 (stmt_simple_memref_for_scop_p): Split out from ...
5320 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5321 and simplify.
5322 (get_bb_type): Optimize.
5323 (is_pred): Remove.
5324 (is_bb_addable): Fix memleak, replace is_pred call with
5325 single_pred.
5326 (build_scops): Use current_loops.
5327 (param_index): Fix memleak.
5328
53292008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5330
5331 * graphite.c: Fix formatting.
5332
53332008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5334
5335 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5336 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5337 (create_var_name, save_var_name): Newly defined functions.
5338 (initialize_cloog_names): Part of the code factored out to
5339 save_var_name.
5340 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5341 in clast_reduction statement.
5342 (graphite_create_new_loop): Now takes a new parameter
5343 for outer_loop.
5344 (translate_clast): Now also takes the context_loop and bb_exit
5345 parameters. Rewritten the code so that it creates a gimple code
5346 inside the given context.
5347 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5348 remove_cond_expr, disconnect_cond_expr,
5349 disconnect_virtual_phi_nodes): Newly defined functions.
5350 * graphite.h (struct scop): added old_ivs vector.
5351 SCOP_OLDIVS: New macro.
5352
53532008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5354
5355 * cfgloopmanip.c: Add missing function comments, fix formatting.
5356
53572008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5358
5359 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5360 (create_empty_loop_on_edge): Defined.
5361 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5362 instead of void.
5363 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5364 (update_dominators_in_loop): Declared as extern
5365 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5366
53672008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5368
5369 * graphite.c (print_graphite_bb): Allow changing number of loops
5370 in SCoP domain.
5371 (initialize_cloog_names): Allow changing number of loops.
5372 (build_cloog_prog): Simplify.
5373 (find_transform): Enable cloog option --strides.
5374 (graphite_swap_loops): New.
5375 (graphite_strip_mine_loop): New.
5376 (graphite_trans_swap_1and2): New.
5377 (graphite_trans_strip): New.
5378 (graphite_transform_loops): Add graphite_trans_strip.
5379 * graphite.h (scop_max_loop_depth): New.
5380
53812008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5382
5383 * graphite.c (build_scop_iteration_domain): Remove forgotten
5384 line. (Fixes compile)
5385
53862008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5387
5388 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5389 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5390 (build_bb_loops): New.
5391 (graphite_transform_loops): Add build_bb_loops.
5392 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5393 numbers.
5394 * graphite.h (graphite_bb): Add loops.
5395 (gbb_nb_loops): New.
5396 (gbb_loop_at_index): New.
5397 (gbb_loop_index): New.
5398 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5399 using nb_params_in_scop.
5400
54012008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5402
5403 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5404 (build_scop_canonical_schedules): Build minimized schedule.
5405 (schedule_to_scattering): Adapt to minimized schedule.
5406 * graphite.h (graphite_bb): Add/Update descriptions.
5407
54082008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5409 Tobias Grosser <grosser@fim.uni-passau.de>
5410
5411 * graphite.c (print_graphite_bb): Add condition printing.
5412 (dump_value): New.
5413 (dump_gbb_conditions): New.
5414 (build_scop_conditions_1): New.
5415 (build_scop_conditions): New.
5416 * graphite.h (graphite_bb): Add conditions.
5417
54182008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5419
5420 * graphite.c (print_graphite_bb):
5421 (free_graphite_bb): New.
5422 (free_scop): Free bbs.
5423 (get_bb_type): Free doms.
5424 (build_scop_context): Free context matrix.
5425 (build_loop_iteration_domains): Remove unused code.
5426 (build_cloog_prog): Free scattering function and blocklist.
5427 (find_transform): Free options.
5428
54292008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5430
5431 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5432 Remove unnecessery cloog data structures. Make a copy of the domain
5433 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5434 unnecessary cloog data structures. Fix memory leaks. Remove insert
5435 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5436 used.
5437 (build_scop_iteration_domain): Remove unnecessary cloog
5438 data structures. Fix memory leaks.
5439 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5440 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5441
54422008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5443
5444 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5445
54462008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5447
5448 * graphite.c (end_scop): Style fix.
5449 (schedule_to_scattering): Style and comment fix.
5450
54512008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5452 * graphite.c (print_graphite_bb): Fix definiton of
5453 schedule_to_scattering.
5454 (initialize_cloog_names): Change nb_scattdims to max loop
5455 depth in SCoP.
5456 (schedule_to_scattering): Take parameter for number of scattering
5457 dimensions.
5458 (build_cloog_prog): Only build as much scattering dimensions as
5459 necessary.
5460
54612008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5462
5463 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5464 in polyhedron/aermod.f90.
5465
54662008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5467 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5468 Harsha Jagasia <harsha.jagasia@amd.com>
5469
5470 * graphite.c (is_bb_addable): Fix segfault.
5471
54722008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5473
5474 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5475 with multiple exits and conditional handling in edge cases.
5476 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5477
5478 * testsuite/gcc.dg/graphite/scop-14.c: New.
5479
54802008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5481 Adrien Eliche <aeliche@isty.uvsq.fr>
5482
5483 * graphite.c (is_bb_addable): Add more comments and enhance
5484 readablity of the source code. Fix memory leak.
5485 (is_loop_exit): Fix memory leak.
5486
54872008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5488
5489 * graphite.c (first_loop_in_scop): Deleted.
5490 (setup_cloog_loop): Only walk the loop chain for inner loops.
5491 (build_scop_iteration_domain): Execute setup_cloog_loop for
5492 all loops in the first layer.
5493
54942008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5495
5496 * graphite.c (scan_tree_for_params): Change the way params are
5497 added to be indepenent of the number of loops.
5498 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5499 handling.
5500 (build_cloog_prog): Revert to short matrix format.
5501
55022008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5503 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5504
5505 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5506 warning.
5507
55082008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5509
5510 * graphite.c (nb_data_refs_in_scop): New.
5511 (graphite_transform_loops): Print more stats: number of
5512 loops, basic blocks and data references per scop.
5513
55142008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5515 Jan Sjodin <jan.sjodin@amd.com>
5516
5517 * graphite.c (loop_affine_expr, idx_record_params,
5518 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5519 instead of instantiate_parameters.
5520
55212008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5522
5523 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5524 add support for parameters, add STATIC_SCHEDULE at the right places,
5525 cleanup.
5526
55272008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5528
5529 * graphite.c (build_scop_loop_nests): Only add the loops, that
5530 are contained completely in the SCoP.
5531 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5532 and the domains are fixed.
5533 (build_scop_canonical_schedules): Add support for bbs not contained
5534 in any SCoP.
5535
55362008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5537
5538 * graphite.h (scop_contains_loop): Update comments to match
5539 the actual behavior.
5540 (scop_contains_loop): New.
5541 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5542
55432008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5544
5545 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5546 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5547 as GBB_COND_HEADER.
5548
55492008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5550 Tobias Grosser <grosser@fim.uni-passau.de>
5551
5552 * graphite.c (graphite_transform_loops): Early return when
5553 there are no loops in the function.
5554
55552008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5556 Jan Sjodin <jan.sjodin@amd.com>
5557
5558 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5559 offset of the last loop.
5560 (setup_cloog_loop): Copy the entire outer constraint matrix.
5561
55622008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5563 Jan Sjodin <jan.sjodin@amd.com>
5564
5565 * graphite.c (stmt_in_scop_p, function_parameter_p,
5566 invariant_in_scop_p): Removed.
5567 (scan_tree_for_params): Can be used with no constraint
5568 matrix for gathering parameters.
5569 (idx_record_params): Don't use idx_record_param, instead use
5570 scan_tree_for_params.
5571 (find_scop_parameters): Same.
5572 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5573 Fix the size of loop domains.
5574 (schedule_to_scattering): Exit when the outer loop is not in scop.
5575 (find_transform): Enable build_cloog_prog.
5576
55772008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5578 Jan Sjodin <jan.sjodin@amd.com>
5579
5580 * graphite.c (schedule_to_scattering): Make scattering domains
5581 uniformly of the same size, as required by CLooG 0.14.0 and before.
5582
55832008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5584 Jan Sjodin <jan.sjodin@amd.com>
5585
5586 * graphite.c (schedule_to_scattering): Rewrite, correct the
5587 translation of the scheduling function to scattering.
5588 (build_cloog_prog): Call schedule_to_scattering only once.
5589 * graphite.h (scop_loop_index): Do not fail for loops not
5590 in the scop: return -1.
5591
55922008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5593
5594 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5595 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5596 (setup_cloog_loop): Export GBB_DOMAIN.
5597 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5598 able to rebuild the original control flow.
5599 * graphite.h (graphite_bb): Add domain field and access macro.
5600 (GBB_DOMAIN): New.
5601
56022008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5603
5604 * graphite.c (debug_gbb): New.
5605 (print_scop, build_graphite_bb): Use SCOP_BBS.
5606 (build_scop_bbs): Reimplemented.
5607 (dfs_bb_in_scop_p): Removed.
5608 (build_scop_loop_nests): Reorder loops inserted in
5609 SCOP_LOOP_NEST: outer loops should come first.
5610 (build_scop_canonical_schedules): Reinitialize at zero
5611 the components of the SCOP_STATIC_SCHEDULE for the loops
5612 that have already been parsed.
5613
5614 * graphite.h (debug_gbb): Declared.
5615
56162008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5617 Jan Sjodin <jan.sjodin@amd.com>
5618
5619 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5620 (graphite_loop_to_gcc_loop): Removed.
5621 (remove_all_edges): New.
5622 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5623 (gloog): Remove useless code.
5624
56252008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5626
5627 * graphite.c (get_bb_type): Reworked. We distinguish between
5628 loops with one or multiple exits.
5629 (is_loop_exit): New.
5630 (is_pred): New.
5631 (is_bb_addable): Rework condition handling, now support for case
5632 case statements and loops with multiple exits.
5633
5634 * testsuite/gcc.dg/graphite/scop-11.c: New.
5635 * testsuite/gcc.dg/graphite/scop-12.c: New.
5636 * testsuite/gcc.dg/graphite/scop-13.c: New.
5637
56382008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5639
5640 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5641 we have too many colors.
5642
56432008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5644
5645 * doc/invoke.texi (-ftree-loop-fusion): Document.
5646 * tree-pass.h (pass_loop_fusion): Declared.
5647 * tree-loop-fusion.c: New.
5648 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5649 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5650 * tree-data-ref.h (find_data_references_in_loop): Declared.
5651 * common.opt (ftree-loop-fusion): Declared.
5652 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5653
56542008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5655
5656 * graphite.c (build_access_matrix): Fix typo from the merge.
5657
56582008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5659
5660 * Merge from mainline (130800:135673).
5661
56622008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5663
5664 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5665 Update dominators after splitting.
5666
56672008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5668
5669 * graphite.c (is_bb_addable): Return the harmful statement.
5670 Factor up some code.
5671 (end_scop): New. Splits end of scope bbs on a harmful statement.
5672 (build_scops_1): Call end_scop.
5673
56742008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5675
5676 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5677 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5678 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5679 build_scops_1): Removed.
5680 (build_scops_2): Renamed build_scops_1.
5681
56822008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5683
5684 * graphite.c: Fix formatting.
5685
56862008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5687
5688 * graphite.c (get_bb_type): New.
5689 (move_scops): New.
5690 (build_scops_2): New.
5691 (is_bb_addable): New.
5692 (build_scops): Switch the scop detection.
5693 (build_scop_bbs): Add entry bb to scop.
5694 * graphite.h (struct scop): Update comment.
5695
56962008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5697
5698 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5699 more colors.
5700
57012008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5702
5703 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5704 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5705 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5706 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5707 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5708
57092008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5710
5711 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5712 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5713 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5714 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5715 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5716
57172008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5718
5719 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5720 Check affine expressions depending on the outermost loop
5721 instead of a scop.
5722 (stmt_simple_for_scop_p): Same.
5723 (harmfule_stmt_in_scop): Same.
5724
57252008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5726
5727 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5728 mark entry and exit, that are not part of the SCoP and update HTML
5729 formatting.
5730
57312008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5732
5733 * graphite.c (basic_block_simple_for_scop_p): Renamed
5734 harmful_stmt_in_bb.
5735 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5736 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5737 (all_preds_visited_p, all_succs_visited_p,
5738 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5739 scop_end_loop): New.
5740 (build_scops): Do not use dfs_enumerate_from.
5741
5742 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5743
57442008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5745
5746 * graphite.c: Add comments to functions that are missing a
5747 description.
5748 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5749
57502008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5751
5752 * graphite.c (nb_params_in_scop): Moved...
5753 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5754 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5755 (clast_to_gcc_expression): Reduce column size to less than 80.
5756 (graphite_create_iv): Return the new name of the IV.
5757 (find_transform): Set options->esp and options->cpp.
5758 (gloog): Comment out the invalidation of the old loop code.
5759 (initialize_dependence_polyhedron): Replace scop_nb_params with
5760 nb_params_in_scop.
5761
5762 * graphite.h (nb_params_in_scop): ... here.
5763 (scop_nb_params): Removed.
5764 (loop_domain_dim): Return something even when the loop was not
5765 found in the hash table: avoid ICEing on all the graphite.exp
5766 testcases.
5767
57682008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5769
5770 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5771
5772 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5773 according to nesting level.
5774 (find_scop_parameters): Call instantiate_parameters.
5775 (scan_tree_for_params): Extend it to handle general affine bounds.
5776 Inner loop bound can depend on outer loop induction variable.
5777 (setup_cloog_loop): tmp variable is allocated on stack. Call
5778 instantiate_parameters with respect to outermost_loop_in_scop.
5779 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5780 graphite.h.
5781 (create_empty_loop): Function loopify should be given edge
5782 probability, instead of edge frequency. Dominance relation from
5783 switch_bb to loop_header.
5784 (clast_to_gcc_expression): Added handling of clast_reduction node.
5785 (gloog): New functionality for removing old loop.
5786 (test_dependence): Factored out from build_rdg_all_levels.
5787 (build_rdg_all_levels): Dependence testing factored out to
5788 test_dependence function.
5789
5790 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5791 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5792 from graphite.c
5793
57942008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5795
5796 * graphite.c (free_scop, param_index, initialize_cloog_names,
5797 nb_params_in_scop): Use name_tree map instead of just a tree
5798 for keeping track of the variable name associated to that tree.
5799 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5800 clast_to_gcc_expression, graphite_create_iv,
5801 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5802 graphite_stmt_to_gcc_stmt): New.
5803 (gloog): Call these.
5804 * graphite.h (struct name_tree): New.
5805 (struct scop): Use name_tree instead of tree for params.
5806 Store a vector of name_tree for new_ivs.
5807 (SCOP_NEWIVS): New.
5808 (scop_nb_params): Use name_tree instead of tree.
5809
58102008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5811 Sebastian Pop <sebastian.pop@amd.com>
5812
5813 * tree-bounds.c: New.
5814 * tree-bounds.h: New.
5815 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5816 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5817 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5818 flag_mudflap.
5819 * gcc.c: Same.
5820 * toplev.c: Same.
5821 * c-cppbuiltin.c: Same.
5822 * c-pragma.c: Same.
5823 * common.opt: Same.
5824 * varasm.c: Same.
5825 * tree-outof-ssa.c: Same.
5826 * c-common.c: Same.
5827 * Makefile.in: Same.
5828
58292008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5830 Sebastian Pop <sebastian.pop@amd.com>
5831
5832 * tree-loop-distribution.c (remaining_stmts,
5833 upstream_mem_writes): Removed static variables.
5834 (copy_loop_before, create_bb_after_loop,
5835 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5836 rdg_build_components, rdg_build_partitions,
5837 dump_rdg_partitions): Extern.
5838 (generate_loops_for_partition, generate_code_for_partition): Do not
5839 return a bool.
5840 (already_processed_vertex_p, predecessor_has_mem_write,
5841 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5842 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5843 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5844 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5845 Pass remaining_stmts and upstream_mem_writes as parameters.
5846 (rdg_component): Moved...
5847 (build_rdg_partition_for_component): Do not aggregate components when
5848 flag_streamize_loops is set.
5849 (gen_sequential_loops): New.
5850 (ldist_gen): Call gen_sequential_loops.
5851
5852 * tree-pass.h (pass_loop_streamization): Declared.
5853
5854 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5855 basic blocks when loops structures exist.
5856
5857 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5858
5859 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5860
5861 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5862 eliminate_local_variables_stmt, eliminate_local_variables,
5863 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5864 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5865 of code delimited by two edges in the CFG.
5866 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5867 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5868 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5869 the case of parallelisation of reductions.
5870 (create_loop_fn): Extern.
5871 (create_omp_parallel_region): New.
5872
5873 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5874 dump_data_reference for printing dra and drb.
5875 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5876 RDGE_RELATION.
5877 (build_rdg): Don't call free_dependence_relations for the moment, as
5878 we attach dependence relations on each edge of the RDG.
5879 To be fixed later.
5880
5881 * tree-data-ref.h (rdg_component): ...here.
5882 (struct rdg_edge): New field ddr_p relation.
5883 (RDGE_RELATION): New.
5884 (create_bb_after_loop, copy_loop_before,
5885 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5886 rdg_build_partitions, dump_rdg_partitions,
5887 free_rdg_components): Declared.
5888
5889 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5890 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5891
5892 * tree-loop-streamization.c: New.
5893
5894 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5895 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5896
5897 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5898
5899 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5900
5901 * passes.c: Schedule pass_loop_streamization.
5902
59032008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5904
5905 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5906 update comment.
5907
59082008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5909
5910 * graphite.c (dot_all_scops): Update formatting.
5911 Bbs can now be part of more than one SCoP.
5912
59132008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5914
5915 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5916 malloc problems.
5917 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5918 * graphite.h (loop_to_cloog_loop): New.
5919
59202008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5921
5922 * graphite.c (loop_domain_dim, ref_nb_loops,
5923 loop_iteration_vector_dim): New.
5924 (build_access_matrix_with_af, build_access_matrix,
5925 initialize_dependence_polyhedron): Fixed for new matrix layout.
5926 No longer assume that all iteration domains are of the same
5927 dimensionality.
5928
59292008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5930
5931 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5932 defined in a loop at depth 0 is invariant.
5933 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5934 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5935 be called at loop depth 0.
5936
5937 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5938 a parameter.
5939 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5940 (down_open_scop): Removed.
5941 (loop_in_scop_p): Redefined.
5942 (scop_affine_expr): New argument: scop.
5943 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5944 a harmful statement ending a scop.
5945 (basic_block_simple_for_scop_p): New argument: scop.
5946 (get_loop_start): Removed.
5947 (new_scop): Initialize SCOP_LOOPS.
5948 (free_scop): Free SCOP_LOOPS.
5949 (succs_at_same_depth, preds_at_same_depth): New.
5950 (end_scop): Test the validity of a scop.
5951 (add_dominators_to_open_scops): New.
5952 (test_for_scop_bound): Call add_dominators_to_open_scops.
5953 Add cases for opening and closing multiple scops.
5954 (build_scops, build_scop_bbs): Iterate over basic blocks in
5955 depth first order.
5956 (build_graphite_bb): Pass scop directly.
5957 (dfs_bb_in_scop_p): New.
5958 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5959 several times.
5960 (nb_loops_around_gb): Use loop_in_scop_p.
5961 (schedule_to_scattering): Disabled for the moment the code computing
5962 the "textual order for outer loop".
5963
5964 * graphite.h (struct scop): New field loops.
5965 (SCOP_LOOPS): New.
5966 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5967
5968 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5969
59702008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5971 Sebastian Pop <sebastian.pop@amd.com>
5972
5973 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5974 * common.opt (fstreamize-loops): New.
5975 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5976 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5977 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5978 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5979
59802008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5981
5982 * tree-data-ref.c (build_empty_rdg): New.
5983 (build_rdg): Use it.
5984 * tree-data-ref.h (build_empty_rdg): Declared.
5985 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5986 (find_vertex_for_stmt): Removed.
5987 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5988
59892008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5990
5991 * tree-loop-distribution.c (generate_builtin): After cancelling the
5992 loop tree, also delete basic blocks.
5993 (rdg_flag_uses): Stop recursion when a vertex has already been
5994 processed.
5995
59962008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5997
5998 * graphite.c (build_scop_alpha): Removed.
5999 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
6000 and dump_dependence_graph to avoid compiler warnings.
6001
60022008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6003
6004 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
6005 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
6006 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
6007 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
6008 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
6009 (initialize_dependence_polyhedron, find_vertex_for_stmt,
6010 initialize_data_dependence_polyhedron, is_empty_polyhedron,
6011 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
6012 dump_dependence_graph): New.
6013 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
6014 (GBB_ALPHA): New.
6015 (struct scop): New field loop2cloog_loop.
6016 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
6017 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
6018
60192008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6020
6021 * graphite.c (build_graphite_bb): Fix initialization
6022 of the graphite basic block.
6023
60242008-02-05 Sebastian Pop <sebastian.pop@amd.com>
6025
6026 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
6027 loop domain matrix. Pass in the number of loops contained in the
6028 constraint matrix.
6029 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
6030 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
6031 loops that are not surrounding the current loop are not represented
6032 in the domain constraint matrix.
6033 (build_scop_iteration_domain): Initial domain constraint matrix
6034 contains only the eq/ineq, cst, and scop parameters columns.
6035
60362008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6037
6038 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
6039 (print_graphite_bb): Print scattering.
6040
60412008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6042
6043 * graphite.c (initialize_cloog_names): Initialize names of
6044 scattering variables.
6045
60462009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6047
6048 * graphite.c (dot_all_scops_1): Disable debug output while
6049 printing graph.
6050
60512008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6052
6053 * graphite.c (find_transform): Change cloog output language to C.
6054
60552008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6056
6057 * tree-loop-distribution.c (generate_memset_zero,
6058 generate_builtin, generate_code_for_partition,
6059 rdg_flag_all_uses): New.
6060 (rdg_flag_uses): Gather in the same partition the statements defining
6061 the VUSES of the current statement.
6062 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6063 Gather in the same partition not only the stores to the same memory
6064 access, but also the reads.
6065 (ldist_generate_loops): Renamed ldist_gen.
6066
60672008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6068 Tobias Grosser <grosser@fmi.uni-passau.de>
6069
6070 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6071 next pointer, don't use the inner pointer.
6072
60732008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6074
6075 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6076 (find_transform): Call dot_all_1.
6077 * graphite.h (dot_all_scops): Declared.
6078
60792007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6080
6081 * tree-loop-distribution.c: Fix apsi.f ICE.
6082 (create_bb_after_loop): New.
6083 (generate_loops_for_partition): Use it.
6084 * testsuite/gfortran.dg/ldist-1.f90: New.
6085
6086 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6087 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6088
60892007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6090
6091 * graphite.c (find_transform): Dump cloog program sent to cloog.
6092
60932007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6094
6095 * graphite.c (initialize_cloog_names): Initialize cloog
6096 iterator names.
6097
60982007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6099
6100 * graphite.c (build_scop_context): Fix typo, for the matrix
6101 format: insert '0 >= 0' instead of '-1 >= 0'.
6102
61032007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6104
6105 * Fix merge problems.
6106
61072007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6108
6109 * graphite.c (setup_cloog_loop): Fix typo.
6110
61112007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6112
6113 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6114 * tree-loop-distribution.c: Reimplemented.
6115 * tree-pass.h (pass_loop_distribution): New.
6116 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6117 print_loops.
6118 * graphds.h (struct graph): New field indexes.
6119 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6120
6121 * tree-vect-analyze.c: Remove declaration of static functions when not
6122 needed.
6123 * tree-vectorizer.c: Same.
6124 (rename_variables_in_loop): Now extern.
6125 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6126 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6127 calling redirect_edge_and_branch_force.
6128
6129 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6130
6131 * tree-data-ref.c: Don't include tree-chrec.h.
6132 (debug_data_dependence_relations): New.
6133 (dump_data_dependence_relation): Call dump_data_reference on data refs
6134 in the relation.
6135 (same_access_functions): Moved...
6136 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6137 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6138 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6139 struct rdg_vertex_info, ): New.
6140 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6141 at DDR_REVERSED_P.
6142 (create_rdg_vertices): Initialize the htab of graph->indexes.
6143 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6144 (stmts_from_loop): Don't save LABEL_EXPR.
6145 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6146 hash_stmt_vertex_del): New.
6147 (build_rdg): Initialize rdg->indexes.
6148 (free_rdg, stores_from_loop, ref_base_address,
6149 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6150 have_similar_memory_accesses_1, ref_base_address_1,
6151 remove_similar_memory_refs): New.
6152
6153 * tree-data-ref.h: Include tree-chrec.h.
6154 (debug_data_dependence_relations): Declared.
6155 (same_access_functions): ...here. Now static inline.
6156 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6157 ddr_dependence_level): New.
6158 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6159 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6160 RDG_MEM_READS_STMT): New.
6161 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6162 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6163 rdg_vertex_for_stmt): Declared.
6164 (struct rdg_edge): New field level.
6165 (RDGE_LEVEL, free_rdg): New.
6166 (stores_from_loop, remove_similar_memory_refs,
6167 rdg_defs_used_in_other_loops_p,
6168 have_similar_memory_accesses): Declared.
6169 (rdg_has_similar_memory_accesses): New.
6170
6171 * lambda.h (dependence_level): New.
6172 * common.opt (ftree-loop-distribution): New.
6173 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6174 (print_loop_ir): Renamed print_loops.
6175 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6176 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6177 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6178 (tree-loop-distribution.o): Added.
6179 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6180 (mark_virtual_ops_in_bb): New.
6181 (print_loops_bb, debug_loop_num, debug_loop): New.
6182 * passes.c: Scheduled pass_loop_distribution.
6183
61842007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6185
6186 * graphite.c (scan_tree_for_params): Correct the number of columns
6187 for polylib format.
6188 (nb_flat_iterator): New.
6189 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6190 (build_scop_iteration_domain): Correct the number of columns for
6191 polylib format.
6192
61932007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6194
6195 * Merge from mainline (129697:130800).
6196
61972007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6198
6199 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6200 dominated by SCoP's exit.
6201 (graphite_transform_loops): Compute post dominators.
6202
62032007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6204
6205 * Merge from mainline (127169:129697).
6206
62072007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6208
6209 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6210 parameter for the basic block that contains the expression. Use
6211 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6212 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6213 the expression.
6214 * graphite.h (gbb_loop): New.
6215 (GBB_LOOP): Removed.
6216
62172007-08-03 Sebastian Pop <sebpop@gmail.com>
6218
6219 * Makefile.in: Fix merge problem.
6220
62212007-08-03 Sebastian Pop <sebpop@gmail.com>
6222
6223 * Merge from mainline (125309:127169).
6224 * tree-loop-distribution.c: Disabled.
6225
62262007-06-05 Sebastian Pop <sebpop@gmail.com>
6227
6228 * Merge from mainline (r123693:125309).
6229
62302007-05-30 Sebastian Pop <sebpop@gmail.com>
6231
6232 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6233 correct_modify_p
6234 (correct_modify_p, check_statements, number_of_lvalue_uses,
6235 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6236 instead of MODIFY_EXPR.
6237 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6238 and push new edges.
6239
62402007-05-24 Sebastian Pop <sebpop@gmail.com>
6241
6242 * tree-loop-distribution.c (struct rdg): Replace arrays by
6243 VECs for edges and vertices.
6244 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6245 (RDGV_NB_PARTITIONS): New.
6246 (PRDG_NBV, PRDG_NBE): Removed.
6247 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6248 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6249 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6250
62512007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6252 Sebastian Pop <sebpop@gmail.com>
6253
6254 * doc/invoke.texi (-ftree-loop-distribution): Document.
6255 * tree-loop-distribution.c: New file.
6256 * tree-pass.h (pass_loop_distribution): Declared.
6257 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6258 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6259 and set reversed_p.
6260 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6261 (DDR_REVERSED_P): New.
6262 * common.opt (-ftree-loop-distribution): New.
6263 * tree-flow.h (distribute_loops): Declared.
6264 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6265 * passes.c (init_optimization_passes): Schedule loop distribution.
6266
62672007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6268
6269 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6270 (print_scop): Don't print when scop is NULL.
6271 (build_scop_context, find_transform): Don't output to stderr.
6272
62732007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6274
6275 * tree-data-ref.c: Don't include graphite.h.
6276 Comment out the code for printing data reference's scop.
6277 (build_access_matrix_with_af): Moved...
6278 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6279 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6280 (print_graphite_bb): Print basic block's schedule.
6281 (print_scop): Don't print the schedule, call cloog's pretty printer.
6282 (bb_in_scop_p): A basic block is in a scop only if it is both
6283 dominated and postdominated by the scop's entry and exit basic blocks.
6284 (function_parameter_p): New.
6285 (invariant_in_scop_p): Use function_parameter_p.
6286 (new_scop, save_scop): New.
6287 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6288 save_scop.
6289 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6290 (loop_in_scop_p): New.
6291 (scop_record_loop): Use loop_in_scop_p.
6292 (build_scop_domain): Renamed build_scop_iteration_domain.
6293 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6294 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6295 setup_cloog_loop, dot_scop_1, dot_scop): New.
6296 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6297 (struct scop): Add a pointer to cloog's representation of a program.
6298
62992007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6300
6301 * doc/invoke.texi (-ftree-check-verbose): Renamed
6302 -ftree-checks-verbose.
6303 * common.opt (flag_tree_check_verbose): Renamed
6304 flag_tree_checks_verbose.
6305 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6306
63072007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6308
6309 * configure: Regenerated.
6310 * config.in: Regenerated.
6311 * tree-ssa-loop.c (graphite_transforms): Execute
6312 graphite_transform_loops only when HAVE_cloog.
6313 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6314 * graphite.c: Include polylibgmp.h and cloog.h.
6315 (graphite_transform_loops): Removed loops parameter.
6316 * tree-flow.h (graphite_transform_loops): Update declaration.
6317 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6318 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6319 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6320 (OBJS-common): Remove dependence on graphite.o.
6321 (BACKEND): Depend on @GRAPHITE@.
6322
63232007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6324
6325 * doc/invoke.texi (-ftree-check-verbose): Documented.
6326 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
6327 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
6328 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
6329 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
6330 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
6331 * testsuite/gcc.dg/tree-checker/condates.crp: New.
6332 * common.opt (ftree-checks-verbose): New.
6333 * tree-check.c (tree_check_warning): Move extra stderr output
6334 under control of flag_tree_check_verbose.
6335
63362007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6337
6338 * tree-match.c: Fix comments formatting.
6339 * tree-match.h: Fix comments formatting.
6340 * tree-check.c: Fix comments formatting.
6341 (tree_check_init): Restructure.
6342
63432007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6344
6345 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6346
63472007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6348
6349 * Merge from mainline (r120733:123693).
6350
63512007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6352
6353 * condate.y: New file.
6354 * tree-match.h (struct patt_info_s): New field sign.
6355 (struct condate_s): New field msg.
6356 (normalize_condate, name_condate, add_condate): New.
6357 (conds[], condate_parse): Made extern.
6358 * tree-check.c (tree_check_warning): First arg changed to cond;
6359 warning reformatted.
6360 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6361 (tree_scan): New.
6362 (tree_check): Process trivial condates.
6363 (read_delimited_string): Removed.
6364 (print_cond): Print name and msg.
6365 (conds[]): Made extern.
6366 (parse_tree_check_file_once): Rewritten to use the parser in
6367 condate.y.
6368 Processing of option --tree_check_string moved to tree_scan().
6369 * Makefile.in: Added condate.y
6370
63712007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6372
6373 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6374 Use VECs instead of varrays.
6375 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6376 * Makefile.in (pretty-print.o): Depend on vec.h.
6377 * pretty-print.c: Include tree.h and vec.h.
6378 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6379 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6380 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6381 pp_free_list): Use VECs instead of varrays.
6382 * pretty-print.h: Do not include varray.h.
6383 (struct tree_chunk_s): Declaration moved before its use.
6384 (output_buffer): Rename varray field to chunks.
6385 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6386 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6387 save_global_holes): Use VECs instead of varrays.
6388 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6389 * tree-check.c (scan_cfg_stmts, push_node,
6390 print_matching_stmt): Removed.
6391 (tree_check_instance, push_global_holes_if_new, tree_check,
6392 execute_tree_check): Use VECs instead of varrays.
6393 (gate_tree_check): Don't execute the CFG check when basic_block_info
6394 is not available.
6395
63962007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6397
6398 * Merge from mainline (r115016:120733).
6399
64002007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6401
6402 * Merge from mainline (r117632:117661).
6403
64042007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6405
6406 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6407 * tree-pass.h (TDF_DEBUG, debug_p): New.
6408 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6409 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6410 get_loop_exit_condition, analyze_evolution_in_loop,
6411 analyze_initial_condition, analyze_scalar_evolution,
6412 instantiate_parameters, number_of_latch_executions): Use debug_p.
6413 * tree-chrec.c (chrec_apply): Use debug_p.
6414 * tree-data-ref.c: Include graphite.h.
6415 (dump_data_reference): Print also the access matrix.
6416 (analyze_array, analyze_indirect_ref, init_data_ref,
6417 analyze_offset_expr, address_analysis, object_analysis,
6418 create_data_ref, finalize_ddr_dependent,
6419 non_affine_dependence_relation, analyze_ziv_subscript,
6420 analyze_siv_subscript_cst_affine,
6421 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6422 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6423 analyze_miv_subscript, analyze_overlapping_iterations,
6424 build_classic_dist_vector, subscript_dependence_tester,
6425 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6426 (build_access_matrix_with_af): No longer static.
6427 * tree-data-ref.h (scop_p): ... declaration here.
6428 (data_reference.scop): New field.
6429 (DR_SCOP, DR_ACCESS_MATRIX): New.
6430 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6431 * graphite.c (print_graphite_bb): Call dump_data_references.
6432 (print_scop): Use scop_nb_loops and scop_dim_domain.
6433 (test_for_scop_bound): Use debug_p.
6434 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6435 scop_nb_params.
6436 (scop_loop_index): Moved...
6437 (scop_record_loop): New.
6438 (build_scop_loop_nests): Use scop_record_loop.
6439 (build_scop_domain): Use scop_dim_domain.
6440 (build_access_matrix): Implemented.
6441 (build_scop_canonical_schedules): Use scop_nb_loops.
6442 (build_graphite_bb): Initialize GBB_SCOP.
6443 * graphite.h (scop_p): Moved...
6444 (graphite_bb.scop): New field.
6445 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6446 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6447 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6448 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6449 scop_loop_index): New.
6450 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6451
64522007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6453
6454 * Merge from mainline (r117661:120450).
6455
64562006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6457
6458 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6459 at the first declaration outside the varying loop, instantiate as
6460 far as possible.
6461 * tree-chrec.c (for_each_scev_op): New.
6462 * tree-chrec.h (for_each_scev_op): Declared.
6463 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6464 * tree-data-ref.c (get_references_in_stmt,
6465 find_data_references_in_stmt): New, from trunk.
6466 (find_data_references_in_loop): Use get_references_in_stmt
6467 and find_data_references_in_loop, modified as in trunk.
6468 (build_access_matrix_with_af): New.
6469 * tree-data-ref.h (data_reference): Add a field access_matrix.
6470 (data_ref_loc): New, as in trunk.
6471 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6472 invariant_in_scop_p, param_index, scan_tree_for_params,
6473 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6474 idx_record_param, idx_record_params, build_access_matrix,
6475 build_scop_data_accesses, build_scop_canonical_schedules,
6476 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6477 build_scop_params): New.
6478 * graphite.h (graphite_bb): New.
6479 (scop): Add fields static_schedule, params, loop_nest,
6480 iteration_domain.
6481 * lambda.h: Declare vecs of lambda_matrix.
6482 * tree-flow.h (print_loop_ir_bb): Declared.
6483 * tree-cfg.c (print_loop_ir_bb): New.
6484 (print_loop): Use print_loop_ir_bb.
6485
64862006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6487
6488 * Merge from mainline (r115016:117632).
6489
64902006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6491
6492 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6493 break due to a warning.
6494
64952006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6496
6497 * graphite.c (print_scops, debug_scops): New.
6498 (graphite_transform): Renamed graphite_find_transform.
6499 * graphite.h (debug_scops): Declared.
6500
65012006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6502
6503 * tree-match.c: Reformat following the GNU style.
6504 * tree-match.h: Reformat following the GNU style.
6505 * tree-pattern.h: Removed empty file.
6506 * Makefile.in: Remove references to tree-pattern.h.
6507 * tree-check.c: Reformat following the GNU style.
6508 (execute_tree_check): Move gate condition code to...
6509 (gate_tree_check): ...here. New function.
6510 (pass_check): Use the gate function.
6511
65122006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6513
6514 * tree-pattern.h: New. Tree pattern matching and checking using
6515 concrete syntax.
6516 * tree-check.c: New. Tree/CFG checking pass.
6517 * tree-match.c: New. Library for tree pattern matching.
6518 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6519 * toplev.c, flags.h: Add globals for tree-check pass.
6520 * Makefile.in: Integrate the files in tree-check pass.
6521 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6522 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6523 Introduce a "lazy" pretty-print mode.
6524 * tree.c, tree.h: Add tree_name.
6525
65262006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6527
6528 * doc/invoke.texi (-fgraphite): Correct typo.
6529 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6530 use of print_loop_ir.
6531 * testsuite/gcc.dg/graphite/scop-1.c: New.
6532 * testsuite/gcc.dg/graphite/scop-2.c: New.
6533 * testsuite/gcc.dg/graphite/graphite.exp: New.
6534 * graphite.c: Include domwalk.h.
6535 (print_scop): Print only the entry and exit blocks.
6536 (debug_scop): No longer static.
6537 (affine_expr): Fix formating. Return also true when the expression is
6538 constant.
6539 (stmt_simple_for_scop_p): Fix formating.
6540 (build_scops): Use domwalk.
6541 (get_loop_start, end_scop, test_for_scop_bound): New.
6542 (graphite_transform_loops): Avoid printing on stderr.
6543 * graphite.h (debug_scop): Declared.
6544 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6545 * Makefile.in (graphite.o): Depend on domwalk.h.
6546 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6547 declarations for static functions.
6548 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6549 controlling output verbosity.
6550
65512006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6552 Plesco Alexandru <shurikx@gmail.com>
6553
6554 * doc/invoke.texi (-fgraphite): Document.
6555 * tree-pass.h (pass_graphite_transforms): Declared.
6556 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6557 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6558 (pass_graphite_transforms): Defined.
6559 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6560 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6561 * graphite.c, graphite.h: New.
6562 * common.opt (fgraphite): Declared.
6563 * tree-flow.h (graphite_transform_loops): Declared.
6564 * Makefile.in (OBJS-common): Add graphite.o.
6565 (graphite.o): New rule.
6566 * passes.c (pass_graphite_transforms): Scheduled.
6567
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