1 2009-11-18 Sebastian Pop <sebastian.pop@amd.com>
3 Reverted the patch for "scattering permutations" from 2009-10-28.
5 * graphite-poly.c (print_permutation): New.
6 (debug_permutation): New.
7 (new_poly_bb): Initialize PBB_PERMUTATION.
8 (free_poly_bb): Free PBB_PERMUTATION.
9 * graphite-poly.h (pbb_permutation_elt_p): Declared.
10 (struct pbb_permutation_elt): New.
11 (PBB_PERMUTATION_ELT_STRIDE): New.
12 (PBB_PERMUTATION_ELT_STRIDED_P): New.
13 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
14 (new_pbb_permutation_elt): New.
15 (pbb_permutation_elt_free): New.
16 (struct poly_bb): Add field permutation.
17 (PBB_PERMUTATION): New.
18 (print_permutation): Declared.
19 (debug_permutation): Declared.
21 2009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
23 * graphite-interchange.c (build_partial_difference): New.
24 (memory_stride_in_loop): Refactored the computation of
25 equality constraints into build_partial_difference function.
26 Added support for debugging stride computations.
28 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
30 * graphite-clast-to-gimple.c (gloog): Free if_region,
31 if_region->true_region, and if_region->region.
32 * sese.c (if_region_set_false_region): Free if_region->false_region.
33 (create_if_region_on_edge): Do not use GGC_NEW.
34 (move_sese_in_condition): Remove useless initialization.
36 2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
38 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
39 for the loops created by the loop distribution. Do not modify the
41 (lst_try_interchange_loops): Same. Use a temporary LST for the
42 transformed schedule. Call lst_update_scattering before data
44 (lst_try_interchange): Pass an extra parameter INDEX.
45 (lst_do_interchange_1): New.
46 (lst_do_interchange): Call lst_do_interchange_1.
47 (scop_do_interchange): Call lst_update_scattering.
48 * graphite-poly.c (apply_poly_transforms): Do not call
49 lst_update_scattering.
50 * graphite-poly.h (lst_pred): New.
52 (lst_find_first_pbb): Return NULL when not found.
54 (lst_insert_in_sequence): Allow LST1 to be NULL.
56 (lst_substitute_3): New.
57 * gcc.dg/graphite/interchange-1.c: XFail.
58 * gcc.dg/graphite/interchange-8.c: XFail.
59 * gcc.dg/graphite/interchange-11.c: XFail.
61 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
63 * graphite-interchange.c (lst_perfectly_nested_p): New.
64 (lst_perfect_nestify): New.
65 (lst_try_interchange_loops): Call store_lst_schedule,
66 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
67 (scop_do_interchange): Avoid redundant legality test.
68 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
69 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
70 * graphite-poly.h (psct_static_dim): New.
71 (lst_dewey_number_at_depth): New.
72 (lst_find_pbb): Restructured.
73 (lst_find_first_pbb): Restructured.
74 (lst_find_last_pbb): New.
75 (lst_contains_p): New.
76 (lst_contains_pbb): New.
77 (lst_create_nest): New.
78 (lst_remove_from_sequence): New.
79 (pbb_update_scattering): New.
80 (lst_update_scattering_under): New.
81 (lst_update_scattering_seq): New.
82 (lst_update_scattering): New.
83 (lst_insert_in_sequence): New.
84 (lst_distribute_lst): New.
85 (lst_remove_all_before_including_pbb): New.
86 (lst_remove_all_before_excluding_pbb): New.
88 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
90 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
93 2009-10-30 Sebastian Pop <sebastian.pop@amd.com>
95 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
97 2009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
99 * graphite-poly.c (print_permutation): New.
100 (debug_permutation): New.
101 (new_poly_bb): Initialize PBB_PERMUTATION.
102 (free_poly_bb): Free PBB_PERMUTATION.
103 * graphite-poly.h (pbb_permutation_elt_p): Declared.
104 (struct pbb_permutation_elt): New.
105 (PBB_PERMUTATION_ELT_STRIDE): New.
106 (PBB_PERMUTATION_ELT_STRIDED_P): New.
107 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
108 (new_pbb_permutation_elt): New.
109 (pbb_permutation_elt_free): New.
110 (struct poly_bb): Add field permutation.
111 (PBB_PERMUTATION): New.
112 (print_permutation): Declared.
113 (debug_permutation): Declared.
115 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
117 * graphite-clast-to-gimple.c (gloog): Do not call
118 sese_reset_aux_in_loops.
119 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
120 extra argument for domains. Do not use loop->aux.
121 (build_scop_iteration_domain): Initialize and free domains, pass it
122 to build_loop_iteration_domains and extract the information from
123 domains. Do not use loop->aux.
124 * sese.c (sese_reset_aux_in_loops): Removed.
125 * sese.h (sese_reset_aux_in_loops): Removed.
127 2009-10-26 Sebastian Pop <sebastian.pop@amd.com>
129 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
130 (dependency_in_loop_p): Same.
131 (translate_clast): Do not use loop->aux. Initialize
132 loop->can_be_parallel.
133 (mark_loops_parallel): Removed.
134 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
135 * graphite.c (free_aux_in_new_loops): Removed.
136 (graphite_finalize): Do not call free_aux_in_new_loops.
137 (graphite_transform_loops): Do not call mark_loops_parallel.
139 2009-10-26 Li Feng <nemokingdom@gmail.com>
141 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
142 (translate_clast): Pass an extra parameter LEVEL.
143 Call get_scattering_level.
144 * graphite-clast-to-gimple.h (get_scattering_level): New.
146 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
148 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
149 * cfgloop.h (struct loop): New field single_iv.
151 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
152 loop->aux anymore: use loop->single_iv.
153 (graphite_loop_normal_form): Moved...
154 (build_graphite_loop_normal_form): Removed.
155 (gloog): Do not call build_graphite_loop_normal_form.
156 (free_aux_in_new_loops): Moved...
157 (mark_loops_parallel): Restructure.
158 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
159 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
160 (scop_canonicalize_loops): New.
161 (build_poly_scop): Call scop_canonicalize_loops.
162 * graphite.c (free_aux_in_new_loops): ...here.
164 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
166 * g++.dg/graphite/graphite.exp: Add the same rules as in
167 gcc.dg/graphite/graphite.exp.
169 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
171 * g++.dg/graphite/id-1.C: New.
173 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
175 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
177 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
178 (rewrite_phi_out_of_ssa): Same.
179 (rewrite_cross_bb_scalar_deps): Same.
180 (translate_scalar_reduction_to_array): Same.
182 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
184 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
187 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
189 * graphite-sese-to-poly.c (dump_alias_graphs): New.
190 (build_scop_drs): Call dump_alias_graphs.
192 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
194 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
195 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
196 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
197 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
198 * graphite-poly.h (free_lst): New.
199 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
200 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
202 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
204 * graphite-poly.h (struct scop): Add a field saved_schedule.
205 (SCOP_SAVED_SCHEDULE): New.
206 (store_lst_schedule): New.
207 (restore_lst_schedule): New.
208 (store_scattering): Call store_lst_schedule.
209 (restore_scattering): Call restore_lst_schedule.
211 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
213 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
214 (pdr_add_alias_set): Same.
215 (build_poly_dr): Same.
216 (build_alias_set_optimal_p): Same.
217 (build_base_obj_set_for_drs): Same. Do not store the result of
220 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
222 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
223 all_components_are_cliques to 1.
225 2009-10-20 Li Feng <nemokingdom@gmail.com>
227 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
229 (pdr_add_alias_set): Update retrieving alias_set_num.
230 (build_poly_dr): Update retrieving dr_base_object_set.
231 (partition_drs_to_sets): Remove.
232 (build_alias_set_optimal_p): New.
233 (build_alias_set_for_drs): Rename.
234 (build_scop_drs): Update.
235 * graphite-sese-to-poly.h (struct base_alias_pair): New.
236 (ALIAS_SET_INDEX): Remove.
237 (BASE_OBJECT_SET_INDEX): Remove.
239 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
241 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
243 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
246 loop upper bounds for 1-element arrays at end of structures.
247 * tree-flow.h (array_at_struct_end_p): Declared.
248 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
250 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
252 * g++.dg/graphite/pr41305.C: New.
254 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
256 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
257 construction of parameter constraints from loop iteration analysis.
258 * gcc.dg/graphite/run-id-2.c: New test.
260 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
262 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
265 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
267 * graphite-dependences.c (dependence_polyhedron_1): Remove
268 unused gdim dimensions from the DDR polyhedron.
270 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
272 * graphite-dependences.c (pddr_transformed_scattering): New.
273 (dot_original_deps_stmt_1): New.
274 (dot_transformed_deps_stmt_1): New.
275 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
276 dot_transformed_deps_stmt_1.
277 (dot_original_deps): New.
278 (dot_transformed_deps): New.
279 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
281 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
283 * graphite-dependences.c (reduction_dr_1): Remove wrong
284 assert: reduction BBs can have multiple reduction writes
285 to memory. interchange-3.f90 is an example.
287 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
289 * gfortran.dg/graphite/interchange-3.f90: New.
291 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
293 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
295 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
297 * graphite-dependences.c (dependence_polyhedron_1): Add the
298 context to the dependence polyhedron.
300 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
302 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
303 PBB_PDR_DUPLICATES_REMOVED.
306 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
308 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
310 (build_loop_iteration_domains): Extract bounds on parameters
311 based on the data size.
312 (build_scop_context): Do not initialize SCOP_CONTEXT;
315 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
317 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
318 * graphite-ppl.h (graphite-ppl.h): Declared.
320 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
322 * graphite-ppl.c (ppl_print_linear_expr): New.
323 (debug_ppl_linear_expr): New.
324 * graphite-ppl.h (ppl_print_linear_expr): Declared.
325 (debug_ppl_linear_expr): Declared.
327 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
329 * graphite-interchange.c: Fix comments.
330 * gcc.dg/graphite/block-1.c: Fix comments.
332 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
334 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
335 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
337 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
339 Reapply the patch from Alexander Monakov that disappeared during
340 the last merges from trunk.
342 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
344 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
345 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
347 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
349 * graphite-interchange.c (memory_stride_in_loop): The depth
350 argument corresponds to a dynamic time dimension, so use
351 psct_dynamic_dim to refer to the transformed scattering dimension.
353 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
355 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
357 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
359 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
361 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
363 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
365 (print_lst): Print the root of LST in a different format.
366 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
368 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
370 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
372 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
374 * doc/passes.texi: Document the Graphite infrastructure.
376 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
379 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
380 and check the SSA representation.
382 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
384 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
386 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
388 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
390 * gcc.dg/graphite/interchange-11.c: New.
392 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
394 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
396 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
398 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
399 Add -fno-loop-strip-mine and -fno-loop-interchange.
400 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
401 -fno-loop-strip-mine.
402 * gfortran.dg/graphite/graphite.exp: Same.
404 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
406 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
407 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
408 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
409 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
410 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
411 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
412 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
413 DEFAULT_FLAGS_GRAPHITE_SCOP.
414 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
415 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
417 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
419 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
421 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
422 Sebastian Pop <sebastian.pop@amd.com>
424 * graphite-interchange.c (build_linearized_memory_access): Pass an
426 (memory_stride_in_loop): Include transform scattering in the
427 access functions to be able to querry the strides in the
429 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
430 not the psct_iterator_dim.
432 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
434 * graphite-blocking.c (pbb_do_strip_mine): Removed.
435 (lst_do_strip_mine_loop): New.
436 (lst_do_strip_mine): New.
437 (scop_do_strip_mine): Call lst_do_strip_mine.
438 * graphite-poly.h (lst_add_loop_under_loop): New.
439 (lst_find_first_pbb): New.
441 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
443 * graphite-poly.c (loop_to_lst): Fix LST creation.
445 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
447 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
448 sizeof(unsigned long) to make it run on 32bit systems.
450 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
452 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
455 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
457 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
459 (write_alias_graph_to_ascii_dot): New.
460 (write_alias_graph_to_ascii_ecc): Ditto.
461 (partition_drs_to_sets): Add testing of optimality of current method
462 which assigns alias numbers according to DFS Comopnent number. used
463 as heuristic for the upcoming ECC algorithm.
464 (build_scop_drs): Write to file also with the ecc and dot format.
466 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
468 * gfortran.dg/graphite/interchange-1.f: XFail.
470 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
472 * graphite.c (graphite_initialize): Do not handle functions with
473 more than 100 basic blocks.
475 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
477 * graphite-blocking.c (pbb_do_strip_mine): Use
478 PARAM_LOOP_BLOCK_TILE_SIZE.
480 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
482 * graphite-poly.c (dot_lst_1): New.
484 * graphite-poly.h (dot_lst): Declared.
486 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
488 * graphite-dependences.c (dot_deps_stmt_1): New.
489 (dot_deps_stmt): New.
490 * graphite-dependences.h (dot_deps_stmt): Declared.
492 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
494 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
495 not replace cross BB scalar dependences ending on PHI nodes.
496 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
498 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
500 * graphite-poly.c (apply_poly_transforms): Implement the high
501 level driver for flag_loop_block.
502 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
505 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
507 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
510 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
512 * graphite-poly.h (lst_find_pbb): New.
513 (find_lst_loop): New.
515 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
517 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
518 * graphite-poly.h (struct scop): Remove dep_graph field.
519 (SCOP_DEP_GRAPH): Removed.
521 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
523 * graphite-poly.h (copy_lst): Do full copy of LST.
525 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
527 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
528 when the loop stride is zero.
530 * gcc.dg/graphite/id-16.c: New.
532 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
534 * graphite-dependences.c (reduction_dr_1): New.
535 (reduction_dr_p): New.
536 (graphite_legal_transform_dr): Call reduction_dr_p.
537 (reduction_ddr): Renamed reduction_ddr_p.
538 * graphite-poly.h (same_pdr_p): New.
539 (number_of_write_pdrs): New.
540 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
541 (split_reduction_stmt): Do not split reduction statements
542 when there are no writes to memory.
543 (translate_scalar_reduction_to_array_for_stmt): Insert the
544 memory reduction statement just after the scalar reduction statement.
546 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
548 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
549 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
551 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
553 * graphite-interchange.c (lst_apply_interchange): New.
554 (lst_interchange_profitable_p): New.
555 (lst_try_interchange_loops): New.
556 (lst_try_interchange): New.
557 (lst_do_interchange): New.
558 (pbb_do_interchange): Removed.
559 (scop_do_interchange): Call lst_do_interchange.
561 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
563 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
564 SCOP_TRANSFORMED_SCHEDULE.
569 * graphite-poly.h (lst_p): New.
572 (LST_LOOP_FATHER): New.
575 (scop_to_lst): Declared.
576 (print_lst): Declared.
577 (debug_lst): Declared.
582 (lst_dewey_number): New.
583 (struct scop): Add original_schedule and transformed_schedule fields.
584 (SCOP_ORIGINAL_SCHEDULE): New.
585 (SCOP_TRANSFORMED_SCHEDULE): New.
586 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
588 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
590 * graphite-dependences.c (reduction_ddr): New.
591 (graphite_legal_transform_bb): Call reduction_ddr.
592 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
593 Initialize PBB_IS_REDUCTION.
594 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
595 (PBB_IS_REDUCTION): New.
596 (new_poly_bb): Update declaration.
597 * graphite-scop-detection.h (build_scop_bbs): Removed.
598 (nb_reductions_in_loop): Removed.
599 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
600 parameter for reductions.
601 (try_generate_gimple_bb): Update call to new_poly_bb.
602 (build_scop_bbs_1): Same.
603 (build_scop_bbs): Same.
604 (gsi_for_phi_node): New.
605 (scalar_close_phi_node_p): Remove gcc_assert.
606 (split_reduction_stmt): New.
607 (is_reduction_operation_p): New.
608 (phi_contains_arg): New.
609 (follow_ssa_with_commutative_ops): New.
610 (detect_commutative_reduction_arg): New.
611 (detect_commutative_reduction_assign): New.
612 (follow_inital_value_to_phi): New.
613 (edge_initial_value_for_loop_phi): New.
614 (initial_value_for_loop_phi): New.
615 (detect_commutative_reduction): New.
616 (translate_scalar_reduction_to_array_for_stmt): New.
617 (insert_copyout): New.
618 (insert_copyin): New.
619 (translate_scalar_reduction_to_array): New.
620 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
621 (rewrite_commutative_reductions_out_of_ssa_loop): New.
622 (rewrite_commutative_reductions_out_of_ssa): New.
623 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
624 * sese.h (split_region_for_bb): New.
626 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
627 * gcc.dg/graphite/interchange-1.c: Fix format.
628 * gcc.dg/graphite/interchange-10.c: New.
630 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
632 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
635 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
637 * graphite-sese-to-poly.c (scev_analyzable_p): New.
638 (rewrite_cross_bb_scalar_dependence): New.
639 (rewrite_cross_bb_scalar_deps): New.
640 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
641 Call rewrite_cross_bb_scalar_deps.
643 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
645 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
646 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
649 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
652 * graphite-interchange.c (pbb_do_interchange): Same.
653 * graphite-poly.c (print_scattering_function): Same.
655 * graphite-poly.h (pbb_loop): New.
656 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
658 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
660 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
662 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
664 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
665 so don't pass a pointer to it.
666 (build_alias_set_for_drs): Same.
667 (build_base_obj_set_for_drs): Same.
668 (build_scop_drs): Same.
670 2009-09-26 Li Feng <nemokingdom@gmail.com>
672 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
673 the alias graph of data references.
675 2009-09-25 Li Feng <nemokingdom@gmail.com>
677 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
678 (build_scop_drs): When debugging, write the alias graph to file,
679 otherwise, should be disabled.
681 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
683 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
684 (is_simple_operand): Remove call to stmt_simple_memref_p.
685 (stmt_simple_for_scop_p): Update call to is_simple_operand.
687 2009-09-17 David Edelsohn <edelsohn@gnu.org>
689 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
690 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
691 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
692 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
693 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
695 2009-09-17 Li Feng <nemokingdom@gmail.com>
698 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
699 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
700 (graphite_carried_dependence_level_k): Ditto.
701 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
702 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
703 (new_poly_dr): Adjust declaration.
704 * graphite-sese-to-poly.c (free_data_refs_aux): New.
705 (free_gimple_bb): Added free_data_refs_aux.
706 (build_poly_dr): Add dr_base_object_set.
707 (partition_drs_to_sets): New.
708 (dr_same_base_object_p): New.
709 (build_alias_set_for_drs): New.
710 (build_base_object_set_for_drs): New.
711 (build_scop_drs): Add build_base_obj_set_for_drs.
712 * graphite-sese-to-poly.h: Added #define for alias set number index and
713 base object set index.
714 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
715 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
717 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
719 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
720 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
722 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
724 * graphite-sese-to-poly.c (struct irp_data): Removed.
725 (idx_record_params): Removed.
726 (find_params_in_bb): Scan for parameters the access functions; don't
727 parse the tree representation.
729 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
731 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
732 passes at -O1 and below.
734 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
736 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
737 tree-scalar-evolution.h, and then tree-data-ref.h.
738 * graphite-clast-to-gimple.c: Same.
739 * graphite-dependences.c: Same.
740 * graphite-interchange.c: Same.
741 * graphite-poly.c: Same.
742 * graphite-scop-detection.c: Same.
743 * graphite-sese-to-poly.c: Same.
745 * lambda-code.c: Same.
746 * matrix-reorg.c: Same.
747 * tree-data-ref.c: Same.
748 * tree-if-conv.c: Same.
749 * tree-loop-distribu: Same.: Same.
750 * tree-loop-linear.c: Same.
751 * tree-parloops.c: Same.
752 * tree-predcom.c: Same.
753 * tree-vect-patterns.c: Same.
755 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
757 Partially revert the previous patch, except the following.
758 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
759 as parameters the operands of the not expression.
761 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
763 * tree-scalar-evolution.c (instantiate_scev_assign): New.
764 Do not call analyze_scalar_evolution on assignments.
765 (instantiate_scev_phi): Call analyze_scalar_evolution.
766 (instantiate_scev_name): Call instantiate_scev_assign and
767 instantiate_scev_phi.
768 (instantiate_scev_not): Adapted to pass as parameters the operands
769 of the not expression.
771 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
773 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
774 to pass as parameters the operands of the binary expression.
776 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
778 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
779 instantiate_scev_not. Handle NEGATE_EXPR.
780 (instantiate_scev_r): Handle NEGATE_EXPR.
782 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
784 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
786 (instantiate_scev_r): Move code in instantiate_scev_2
787 and instantiate_scev_1.
789 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
791 * tree-scalar-evolution.c (instantiate_scev_3): New.
792 (instantiate_scev_1): Move code in instantiate_scev_3.
794 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
796 * tree-scalar-evolution.c (instantiate_scev_poly): New.
797 (instantiate_scev_1): Move code in instantiate_scev_poly.
799 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
801 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
802 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
804 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
806 * tree-scalar-evolution.c (instantiate_scev_convert): New.
807 (instantiate_scev_1): Move code in instantiate_scev_convert.
809 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
811 * tree-scalar-evolution.c (instantiate_scev_binary): New.
812 (instantiate_scev_1): Move code in instantiate_scev_binary.
814 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
816 * tree-scalar-evolution.c (instantiate_scev_name): New.
817 (instantiate_scev_1): Move code in instantiate_scev_name.
819 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
821 * Merge from mainline (150992:151171).
823 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
825 * graphite-dependences.c (graphite_legal_transform_bb): Call
826 pbb_remove_duplicate_pdrs.
827 * graphite-poly.c (can_collapse_pdr): Removed.
828 (pdr_find_duplicate): Removed.
829 (can_collapse_pdrs): New.
830 (pbb_remove_duplicate_pdrs): New.
831 (new_poly_dr): Do not look for duplicates.
832 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
833 (PBB_PDR_DUPLICATES_REMOVED): New.
834 (pbb_remove_duplicate_pdrs): Declared.
836 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
838 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
839 the strides by multiplying by PDR_NB_REFS.
840 * graphite-poly.c (can_collapse_pdr): New.
841 (pdr_find_duplicate): New.
842 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
843 Initialize PDR_NB_REFS.
844 * graphite-poly.h (struct poly_dr): Add field nb_refs.
846 (new_poly_dr): Number of subscripts is a graphite_dim_t.
848 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
850 Revert one of the previous commits:
851 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
852 the computation of symmetric data dependence relations.
853 (dependency_between_pbbs_p): Same.
855 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
858 * graphite-poly.c (apply_poly_transforms): Remove legality test before
861 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
863 * graphite-dependences.c (pddr_original_scattering): Return NULL
864 for read-read dependence relations.
865 * graphite-poly.h (enum poly_dr_type): Fix comment.
868 (pdr_may_write_p): New.
870 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
872 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
873 (struct poly_dr): Same.
875 * graphite-poly.c (new_poly_dr): Same.
877 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
878 Sebastian Pop <sebastian.pop@amd.com>
880 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
881 pbb_strip_mine_time_depth. Changed the implementation so that
882 transformation is expressed as a transformation on
883 time (scatttering) dimensions. Also, ensures that the 2d+1
884 scheduling format is preserved.
885 (pbb_strip_mine_profitable_p): Profitability is based on the
886 iteration number of a given time (scattering) dimension,
887 and not on a original loop depth dimension.
888 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
889 (pbb_do_strip_mine): Call psct_dynamic_dim.
890 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
891 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
892 (pbb_nb_dynamic_scattering_transform): New.
893 (psct_dynamic_dim): New.
895 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
897 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
898 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
899 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
900 * graphite-interchange.c (build_linearized_memory_access): Same.
901 (memory_stride_in_loop): Same.
903 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
905 * graphite-dependences.c (pddr_original_scattering): New.
906 (graphite_legal_transform_dr): Call pddr_original_scattering.
909 * graphite-dependences.h (dot_deps): Declared.
910 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
911 (print_pdr): Print PDR_ID.
912 * graphite-poly.h (struct poly_dr): Add field id.
915 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
917 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
919 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
920 not delete the original dependence relation.
922 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
924 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
925 the computation of symmetric data dependence relations.
926 (dependency_between_pbbs_p): Same.
928 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
930 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
931 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
932 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
933 (free_poly_ddr): New.
934 (pddr_is_empty): New.
935 (dependence_polyhedron_1): Now returns a poly_ddr_p.
936 (dependence_polyhedron): Same. Remove useless gcc_assert.
938 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
939 (graphite_carried_dependence_level_k): Call pddr_is_empty.
940 * graphite-dependences.h (enum poly_dependence_kind): New.
941 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
942 (PDRP_SOURCE): Renamed PDDR_SOURCE.
943 (PDRP_SINK): Renamed PDDR_SINK.
944 (PDRP_DDP): Renamed PDDR_DDP.
946 (free_poly_ddr): Declared.
947 * graphite-poly.c (new_scop): Use the new hash function names.
948 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
950 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
952 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
954 * Merge from mainline (150764:150992).
956 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
958 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
959 bounds with LT_EXPR to make niter analysis more precise on code
960 generated by Graphite.
962 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
964 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
965 (graphite_legal_transform_bb): Same.
966 (poly_drs_may_alias_p): Same.
968 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
971 * graphite-ppl.c (ppl_max_for_le): Correct the use of
972 ppl_Pointset_Powerset_C_Polyhedron_maximize.
974 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
976 * graphite-poly.c (print_pbb): Print PBB index.
978 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
980 * Merge from mainline (r150672:150764).
982 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
984 * graphite-interchange.c (ppl_max_for_le): Moved...
985 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
986 * graphite-ppl.c (ppl_max_for_le): ... here.
987 * graphite-ppl.h (ppl_max_for_le): Declared.
989 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
991 * Merge from mainline (r150372:150672).
993 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
996 * sese.c (convert_for_phi_arg): New.
997 (add_guard_exit_phis): Use convert_for_phi_arg.
999 * testsuite/gfortran.dg/graphite/id-17.f: New.
1001 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1003 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1004 unknown subscript upper bounds.
1006 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1008 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1009 Pranav Garg <pranav.garg2107@gmail.com>
1011 * graphite-interchange.c (gather_access_strides): Removed.
1012 (ppl_max_for_le): New.
1013 (build_linearized_memory_access): New.
1014 (memory_stride_in_loop): New.
1015 (pbb_interchange_profitable_p): Reimplemented.
1016 * graphite-ppl.h (ppl_new_id_map): New.
1017 (ppl_interchange): New.
1019 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1021 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1023 * graphite-interchange.c (compute_subscript): Removed.
1024 (compute_array_size_cstr): Removed.
1025 (compute_array_size_poly): Removed.
1026 (compute_array_size): Removed.
1027 (gather_access_strides_poly): Removed.
1028 (gather_access_strides): Empty.
1030 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1032 * graphite-dependences.c (dependence_polyhedron_1): Replace
1033 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1034 (graphite_legal_transform_dr): Same.
1035 (graphite_carried_dependence_level_k): Same.
1036 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1037 Initialize PDR_NB_SUBSCRIPTS.
1038 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1040 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1041 (PDR_NB_SUBSCRIPTS): New.
1042 (pdr_nb_subscripts): Removed.
1043 (pdr_dim): Simplified.
1044 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1045 with PDR_NB_SUBSCRIPTS.
1047 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1049 * graphite-interchange.c (compute_array_size): Remove use of
1051 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1052 Do not initialize PDR_DATA_CONTAINER.
1053 (print_pdr): Do not print PDR_DATA_CONTAINER.
1054 * graphite-poly.h (struct poly_dr): Remove data_container field.
1055 (PDR_DATA_CONTAINER): Removed.
1056 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1058 (build_poly_dr): Same.
1060 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1062 * testsuite/gcc.dg/graphite/interchange-9.c: New.
1064 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1065 Sebastian Pop <sebastian.pop@amd.com>
1067 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1068 copy of the dependence polyhedron. Free the temporary objects.
1069 (graphite_carried_dependence_level_k): Free unused objects before
1072 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1073 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1074 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1075 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1076 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1078 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1080 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1081 Early return without analyzing the data dependences if no
1082 transform has been done. Call restore_scattering if the transform
1084 (graphite-interchange.c): Same.
1085 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1086 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1087 (apply_poly_transforms): Do not gcc_assert that
1088 the transform is legal.
1089 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1090 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1091 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1092 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1093 * graphite-poly.h (struct poly_scattering): New.
1094 (struct poly_bb): Add original, transformed, and saved fields.
1095 Remove transformed_scattering, original_scattering, nb_local_variables,
1096 and nb_scattering_transform fields.
1097 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1098 (poly_scattering_new): New.
1099 (poly_scattering_free): New.
1100 (poly_scattering_copy): New.
1101 (store_scattering_pbb): New.
1102 (store_scattering): New.
1103 (restore_scattering_pbb): New.
1104 (restore_scattering): New.
1105 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1106 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
1108 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1110 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1113 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1115 * Makefile.in (graphite.o): Depends on PREDICT_H.
1116 * graphite.c: Include predict.h.
1117 (graphite_finalize): Call tree_estimate_probability.
1118 * predict.c (predict_loops): Do not call scev_initialize and
1120 (tree_estimate_probability_bb): New.
1121 (tree_estimate_probability): Do not initialize loops: move that
1122 code to the driver. Call tree_estimate_probability_bb.
1123 (tree_estimate_probability_driver): New.
1124 (pass_profile): Use tree_estimate_probability_driver.
1125 * predict.h (tree_estimate_probability): Declared.
1127 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1129 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1130 * graphite-dependences.c (graphite_legal_transform): Add time to
1131 TV_GRAPHITE_DATA_DEPS.
1132 (dependency_between_pbbs_p): Same.
1133 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1135 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1137 * Merge from mainline (r149952:150372).
1139 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1141 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1142 * graphite-blocking.c: Same.
1143 * graphite-clast-to-gimple.c: Same.
1144 * graphite-dependences.c: Same.
1145 * graphite-poly.c: Same.
1146 * graphite-poly.h: Same.
1147 * graphite-ppl.c: Same.
1148 * graphite-scop-detection.c: Same.
1149 * graphite-sese-to-poly.c: Same.
1152 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1154 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1155 (remove_simple_copy_phi): New.
1156 (remove_invariant_phi): New.
1157 (simple_copy_phi_p): New.
1158 (reduction_phi_p): New.
1159 (gsi_for_ssa_name_def): New.
1160 (insert_out_of_ssa_copy): New.
1161 (insert_out_of_ssa_copy_on_edge): New.
1162 (create_zero_dim_array): New.
1163 (scalar_close_phi_node_p): New.
1164 (rewrite_close_phi_out_of_ssa): New.
1165 (rewrite_phi_out_of_ssa): New.
1166 (rewrite_reductions_out_of_ssa): New.
1167 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1169 * testsuite/gcc.dg/graphite/id-11.c: New.
1170 * testsuite/gcc.dg/graphite/id-15.c: New.
1171 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1172 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1173 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1174 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1175 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1176 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1177 * testsuite/gfortran.dg/graphite/id-13.f: New.
1178 * testsuite/gfortran.dg/graphite/id-5.f: New.
1180 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1182 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1183 check that nb_reductions_in_loop is zero.
1184 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1185 reduction phi nodes.
1186 (nb_reductions_in_loop): Removed.
1187 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1188 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1189 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1190 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1191 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1193 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1195 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1196 statements that have an empty iteration domain.
1197 * testsuite/gfortran.dg/graphite/id-16.f: New.
1199 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1201 * tree-scalar-evolution.c (instantiate_scev_1): Return
1202 chrec_dont_know when the result is not above instantiate_below.
1203 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1204 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1205 the tree has a known scalar evolution.
1206 * testsuite/gfortran.dg/graphite/id-14.f: New.
1207 * testsuite/gfortran.dg/graphite/id-15.f: New.
1209 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1211 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1213 (rename_variables): Keep inserting renames after the ones already
1216 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1218 * graphite-sese-to-poly.c (compare_bb_depths): New.
1219 (graphite_sort_dominated_info): New.
1220 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1221 (build_scop_scattering): Fix comment.
1223 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1225 * graphite.c (graphite_finalize): Call print_loops instead of
1226 dump_function_to_file.
1227 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1228 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1229 loops generated in the graphite output file.
1230 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1231 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1232 * testsuite/gfortran.dg/graphite/id-12.f: New.
1234 2009-07-24 Li Feng <nemokingdom@gmail.com>
1236 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1239 2009-07-24 Li Feng <nemokingdom@gmail.com>
1240 Tobias Grosser <grosser@fim.uni-passau.de>
1242 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1243 alias set number build alias in ACCESSES polyhedron.
1244 (build_alias_set_for_drs): New.
1245 (build_pbb_drs): Added build_alias_set_for_drs.
1246 * graphite-dependences.c (poly_drs_may_alias_p): New.
1247 (graphite_carried_dependence_level_k): Check alias information
1248 before building polyhedron.
1250 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1252 * Makefile.in (lambda-code.o): Fix formatting.
1254 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1256 * Merge from mainline (r149350-149952)
1258 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1260 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1261 before interchange to prepare for loop blocking.
1263 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1265 * graphite-poly.c (apply_poly_transforms): Add checks after every
1267 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1268 done in apply_poly_transforms.
1270 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1272 * graphite-dependences.c (build_lexicographically_gt_constraint):
1273 Replace RES parameter with *RES.
1274 (dependence_polyhedron_1): Pass an address of the parameter RES
1275 instead of value of RES.
1277 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1279 * graphite.c (graphite_finalize): Fix comment.
1280 (graphite_transform_loops): Reset scev info after code generation
1283 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1285 * graphite.c (graphite_finalize): Call scev_reset.
1287 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1289 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1290 GBB_CLOOG_IV_TYPES hash table twice.
1291 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1292 (add_condition_to_domain): Clear GMP values.
1294 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1296 * graphite-dependences.c: Fix formatting.
1297 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1298 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1299 * graphite-sese-to-poly.c: Fix formatting.
1300 * graphite.c (graphite_transform_loops): Create the hash table
1301 after the early return.
1303 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1305 * testsuite/gcc.dg/graphite/id-14.c: New.
1306 * testsuite/gcc.dg/graphite/pr40157.c: New.
1307 * testsuite/gfortran.dg/graphite/id-11.f: New.
1309 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1311 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1312 (build_poly_scop): Return false when there are no pbbs within
1313 loops to avoid to pass to cloog scops with no loops.
1315 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1317 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1318 useless test "i % 2".
1319 (build_pbb_scattering_polyhedrons): Fix formatting.
1320 (build_poly_dr): Same.
1321 * graphite.c (graphite_transform_loops): Restructure.
1323 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
1325 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1326 reduction_list parameter.
1327 (rewrite_all_phi_nodes_with_iv): Same.
1328 (canonicalize_loop_ivs): Same.
1329 * tree-parloops.c (struct brli): Removed.
1330 (build_reduction_list_info): Removed.
1331 (build_new_reduction): New.
1332 (analyze_reduction_list): Removed.
1333 (gather_scalar_reductions): Find reductions instead of phi
1334 nodes that can't be canonicalized.
1335 (try_create_reduction_list): Remove reduction_list parameter.
1336 (gen_parallel_loop): Same.
1337 (parallelize_loops): Remove analyze_reductions variable,
1338 initialization and free.
1339 Change reduction_list htab initialization to reduction_info
1340 elements instead of ssa names.
1341 Call try_create_reduction_list and gen_parallel_loop without
1342 analyzed_reduction argument.
1343 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1344 canonicalize_loop_ivs with one less argument.
1345 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1347 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1349 * graphite-dependences.c (new_poly_dr_pair): New.
1350 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1351 (new_poly_dr_pair): New.
1352 (eq_poly_dr_pair_p): New.
1353 (hash_poly_dr_pair_p): New.
1354 * graphite-dependences.h (struct poly_dr_pair): New.
1355 (eq_poly_dr_pair_p): Declared.
1356 (hash_poly_dr_pair_p): Declared.
1357 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1358 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1359 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1360 * Makefile.in (graphite-poly.o): Add dependence on
1361 graphite-dependences.h.
1363 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1365 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1366 polynomials of degree > 1 pass to Graphite.
1367 * tree-chrec.c (scev_is_linear_expression): Call
1368 evolution_function_is_affine_multivariate_p.
1369 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1371 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1373 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1374 Instantiate scevs varying in outer loops.
1375 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1377 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1379 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1380 redundant constraint.
1382 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1384 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1385 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1386 based on the file names as in the C testsuite.
1387 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1388 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1389 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1390 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1391 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1392 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1393 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1394 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1395 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1396 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1397 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1398 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1399 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1401 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1403 * sese.c (expand_scalar_variables_call): New.
1404 (expand_scalar_variables_ssa_name): Handle calls in expander.
1406 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1408 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1409 Expect to see the pattern twice.
1410 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1411 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1412 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1414 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1416 * testsuite/gcc.dg/graphite/id-10.c: New.
1417 * testsuite/gcc.dg/graphite/id-12.c: New.
1418 * testsuite/gfortran.dg/graphite/id-7.f: New.
1419 * testsuite/gfortran.dg/graphite/id-8.f: New.
1421 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1423 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1426 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1428 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1430 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1432 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1434 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1436 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1437 building PDR subscripts.
1439 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1441 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1442 computation of array sizes.
1444 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1446 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1448 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1450 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1451 build_pairwise_constraint, dr_equality_constraints,
1452 build_pairwise_scheduling_equality,
1453 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1454 build_lexicographically_gt_constraint, dependence_polyhedron,
1455 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1456 Move from NNC_Polyhedron to C_Polyhedron.
1457 * graphite-interchange.c (compute_array_size_poly,
1458 gather_access_strides): Dito.
1459 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1460 free_scop, pbb_number_of_iterations): Dito.
1461 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1462 pbb_dim_iter_domain, struct scop): Dito.
1463 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1464 new_Cloog_Domain_from_ppl_Polyhedron,
1465 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1466 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1467 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1468 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1469 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1470 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1471 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1472 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1473 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1474 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1475 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1476 build_scop_iteration_domain, build_poly_dr): Dito
1478 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1480 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1482 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1484 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1486 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1487 positivity constraint on the symbolic number of iterations.
1489 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1491 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1493 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1494 Tobias Grosser <grosser@fim.uni-passau.de>
1496 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1497 (build_cloog_prog): Directly use SCOP_CONTEXT.
1498 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1499 (free_scop): Free SCOP_CONTEXT.
1500 (print_scop_context): New.
1501 (print_scop): Call print_scop_context.
1502 (debug_scop_context): New.
1503 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1504 (struct scop): Added field context.
1505 (SCOP_CONTEXT): New.
1506 * graphite-sese-to-poly.c (add_param_constraints): New.
1507 (build_scop_context): New.
1508 (build_poly_scop): Call build_scop_context.
1510 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1512 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1513 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1514 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1515 * graphite-ppl.h: Include double-int.h and tree.h.
1516 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1517 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1518 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1519 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1521 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1523 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1524 POINTER_PLUS_EXPR for pointer types.
1525 (clast_to_gcc_expression): Same.
1527 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1529 * graphite-poly.c (print_scattering_function): Early return when
1530 PBB_TRANSFORMED_SCATTERING is not initialized.
1531 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1533 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1535 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1538 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
1540 * tree-parloops.c (analyze_reduction_list): Change return
1542 (try_create_reduction_list): Move the call to
1543 analyze_reduction_list to the beginining.
1544 Call reduction_phi with analyzed_reductions as argument
1545 instead of reduction_list.
1547 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1549 * Merge from mainline (r148296:149346)
1551 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1553 * graphite-scop-detection.c (graphite_can_represent_init): New.
1554 (graphite_can_represent_scev): Call graphite_can_represent_init:
1555 check that the initial value does not contain multiplications of
1557 (stmt_has_simple_data_refs_p): New.
1558 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1559 (is_simple_operand): Fix formatting.
1560 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1562 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1564 * testsuite/gcc.dg/graphite/id-13.c: New.
1565 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1566 analyze_scalar_evolution, use scalar_evolution_in_region.
1567 (scan_tree_for_params_right_scev): Add extra assert.
1568 (parameter_index_in_region_1): Split from parameter_index_in_region.
1569 (idx_record_params): Use scalar_evolution_in_region.
1570 (find_params_in_bb): Same.
1571 (find_scop_parameters): Same.
1572 (build_loop_iteration_domains): Same.
1573 (create_linear_expr_from_tree): Same.
1574 * sese.c (scalar_evolution_in_region): New.
1575 * sese.h (scalar_evolution_in_region): Declared.
1576 (defined_in_sese_p): New.
1577 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1579 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1582 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1584 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1585 TREE_DATA_REF_H also implies SCEV_H.
1587 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1589 * graphite-poly.c (print_scop_params): New.
1590 (print_scop): Call print_scop_params.
1591 (debug_scop_params): New.
1592 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1594 2009-07-07 Li Feng <nemokingdom@gmail.com>
1596 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1597 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1598 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1599 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1600 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1601 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1603 2009-07-07 Li Feng <nemokingdom@gmail.com>
1605 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1606 for dependency checking part.
1607 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1608 tests for dependency checking.
1609 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1610 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1611 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1612 flag -fdump-tree-graphite-all for autopar testsuites.
1614 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1616 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1617 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1618 canonicalize_loop_ivs): Moved...
1619 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1621 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1623 * tree-parloops.c (try_create_reduction_list): Pass an extra
1624 argument analyzed_reductions. Call analyze_reduction_list.
1625 (gen_parallel_loop): Do not call analyze_reduction_list.
1626 (parallelize_loops): Init and finalize analyzed_reductions.
1628 2009-07-06 Li Feng <nemokingdom@gmail.com>
1630 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1631 Added flag -fno-loop-strip-mine for autopar testcase.
1633 2009-07-04 Li Feng <nemokingdom@gmail.com>
1635 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1636 transformed scattering dimension instead of unmatch orignal when
1637 calling dependence_polyhedron.
1639 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1641 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1643 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1645 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1646 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1648 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1650 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1651 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1652 * graphite-poly.c (pbb_number_of_iterations): New.
1653 * graphite-poly.h (pbb_number_of_iterations): Declared.
1654 (pbb_iterator_dim, pbb_parameter_dim): New.
1656 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1658 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1659 last commit on type of lower and upper bound of loops.
1661 2009-06-29 Li Feng <nemokingdom@gmail.com>
1663 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1664 graphite-dependences.h.
1665 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1666 (mark_bb_with_pbb): New.
1667 (get_stmtfor_depth): New.
1668 (find_pbb_via_hash): New.
1669 (dependency_in_loop_p): New.
1670 (mark_loops_parallel): New.
1671 (free_aux_in_new_loops): New.
1672 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1673 bb with it's relevant pbb. Mark newly created loops. Remove mark
1674 innermost loop parallel without checking.
1675 (gloog): Add parameter BB_PBB_MAPPING.
1676 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1677 (gloog): Change declaration.
1678 (mark_loop_parallel): Make extern.
1679 (free_aux_in_new_loops): Declare.
1680 (bb_pbb_map_hash): New.
1681 (eq_bb_pbb_map): New.
1682 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1683 auto parallelization when flag_graphite_force_parallel is set.
1684 (graphite_finalize): Added free_aux_in_new_loops.
1685 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1686 the innermost loop that marked parallel. Use
1687 flag_graphite_force_parallel instead of loop->can_be_parallel.
1688 (loop_parallel_p): Move inner most checking out of function.
1690 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1693 type of lower and upper bound of loops signed long int.
1695 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1697 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1698 expression outside the loop.
1700 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1702 * gcc.dg/graphite/interchange-8.c: New.
1704 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1706 * gcc.dg/graphite/interchange-0.c: XFailed.
1707 * gcc.dg/graphite/interchange-5.c: XFailed.
1708 * gcc.dg/graphite/interchange-6.c: XFailed.
1710 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1712 * graphite-interchange.c (compute_array_size_poly): The end of the
1713 recursion should return 1.
1715 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1717 * graphite-interchange.c (compute_array_size_cstr): Allow the
1718 subscript multiplier to be -1.
1719 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1720 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1721 data_container. Initializes PDR_DATA_CONTAINER.
1722 (print_pdr_access_layout): New.
1723 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1724 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1726 (PDR_DATA_CONTAINER): New.
1727 (new_poly_dr): Update declaration.
1728 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1729 (build_poly_dr): Call pdr_add_data_dimensions.
1731 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1733 * graphite-poly.h (struct poly_dr): Fix comment.
1734 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1735 (pdr_add_memory_accesses): New.
1736 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1738 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1740 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1741 (print_pbb): Add call to print_pdrs.
1742 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1744 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1745 Li Feng <nemokingdom@gmail.com>
1747 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1748 (dependency_between_pbbs_p): New.
1749 (lexicographically_gt_p): Assure !empty_p before polyhedron
1750 intersection assign.
1751 (build_lexicographically_gt_constraint): Correct lexicographically
1753 * graphite-dependences.h: New.
1754 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1756 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1759 (gloog): Print to dump_file the generated clast.
1760 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1761 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1763 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1765 * graphite-poly.c (extend_scattering): Increment
1766 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1768 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1770 * graphite-interchange.c (compute_array_size_poly): Added exit of
1771 recursion condition. Continue iterating even after the first equality.
1772 (compute_array_size): Same.
1774 2009-06-24 Li Feng <nemokingdom@gmail.com>
1776 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1777 -fdump-tree-final_cleanup to -fdump-tree-optimized.
1778 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1779 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1780 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1782 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1784 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1785 only when the use verifies is_gimple_reg.
1787 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1789 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1790 Allocate scaldims after call to unify_scattering_dimensions.
1792 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1794 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1796 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1797 Albert Cohen <albert.cohen@inria.fr>
1799 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1800 variables for the strip mining.
1802 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1803 Pranav Garg <pranav.garg2107@gmail.com>
1805 * Makefile.in (OBJS-common): Added graphite-blocking.o.
1806 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1807 (graphite-blocking.o): New rule.
1808 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1809 * graphite-blocking.c: New.
1810 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1811 flag_loop_strip_mine.
1812 (psct_scattering_dim_for_loop_depth): New.
1813 * graphite-poly.h (scop_do_strip_mine): Declared.
1814 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1815 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1816 flag_loop_strip_mine.
1818 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1820 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1821 a GMP value and a PPL coefficient at each iteration of a loop.
1823 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1825 * graphite-dependences.c (dependence_polyhedron): Do not use
1826 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1827 pbb_nb_scattering_transform.
1828 (graphite_legal_transform_dr): Same.
1829 * graphite-poly.c (extend_scattering): Same.
1830 (unify_scattering_dimensions): Same.
1831 (print_scattering_function): Same.
1832 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1833 PBB_NB_LOCAL_VARIABLES.
1834 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1835 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1836 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1837 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1838 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1839 (pbb_nb_scattering_transform): New.
1840 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1841 (psco_scattering_dim): Add assert on parameters.
1842 (psct_scattering_dim): Same.
1843 (psct_scattering_dim_for_loop_depth): Declared.
1844 (psct_local_var_dim): New.
1845 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1846 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1847 correct layout, call pbb_nb_local_vars.
1848 (psct_add_local_variable, psct_add_scattering_dimension): New.
1849 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1850 Initialize PBB_NB_SCATTERING_TRANSFORM.
1852 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1854 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1855 (set_coef): Renamed ppl_set_coef.
1856 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1858 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1860 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1861 test a boolean against 1.
1862 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1863 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1864 (pbb_do_interchange): Returns true when a transform has been performed.
1865 (scop_do_interchange): Same.
1866 * graphite-poly.c (apply_poly_transforms): Use the return value of
1867 scop_do_interchange.
1868 * graphite-poly.h (scop_do_interchange): Update declaration.
1870 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1872 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1874 * sese.c (sese_reset_aux_in_loops): New.
1875 * sese.h (sese_reset_aux_in_loops): New.
1877 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1879 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1880 multiplier and multiply the constant by the multiplier.
1881 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1882 (build_poly_dr): Do not use the multiplier to define the subscript.
1884 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1886 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1887 compiler's data reference. Initialize PDR_CDR.
1888 (print_pdr): Call dump_data_reference.
1889 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1890 Add compiler_dr field.
1891 (PDR_BB): Renamed PDR_PBB.
1893 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1894 GCC's data reference representation.
1895 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1896 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1898 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1900 * graphite-poly.c (print_scattering_function): Also print the layout.
1901 * graphite-poly.h (pbb_nb_local_vars): New.
1903 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1905 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1907 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1909 * graphite-poly.c (print_pdr, debug_pdr): New.
1910 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1911 (PDR_BASE): Removed.
1913 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1915 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1918 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1920 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1921 subscript identification column.
1922 (pbb_do_interchange): Print to dump_file that some loops "will be
1923 interchanged". Rely on that chain of characters in the testcases.
1924 * gcc.dg/graphite/interchange-0.c: New.
1925 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1926 interchange-*.c files and compile them with -floop-interchange.
1928 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1930 * graphite-interchange.c (interchange_profitable_p): Renamed
1931 pbb_interchange_profitable_p.
1933 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1934 Harsha Jagasia <harsha.jagasia@amd.com>
1935 Pranav Garg <pranav.garg2107@gmail.com>
1937 * graphite-interchange.c (interchange_profitable_p): Make static.
1938 (pbb_interchange_loop_depths, pbb_do_interchange,
1939 scop_do_interchange): New.
1940 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1941 for flag_loop_interchange.
1942 * graphite-poly.h (scop_do_interchange): Declared.
1943 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1944 flag_loop_interchange is used.
1946 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1948 * graphite-dependences.c (dependence_polyhedron): Update use of
1949 pbb_nb_scattering_dims.
1950 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1951 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1952 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1953 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1955 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1957 * graphite.c: Cleanup foo.
1959 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1961 * Merge from mainline (r143684:148293).
1962 * Disabled libpcp until it gets fixed.
1964 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1965 Harsha Jagasia <harsha.jagasia@amd.com>
1967 * graphite-interchange.c: New.
1968 * Makefile.in (graphite-interchange.o): New.
1969 * graphite-poly.h (interchange_profitable_p): Declared.
1970 * graphite-ppl.h (value_max): New.
1972 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1974 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1975 * graphite-poly.h: Fix some comments.
1979 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1982 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1983 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1984 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1985 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1986 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1987 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1988 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1989 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1990 * graphite-clast-to-gimple.c: Same.
1991 * graphite-dependences.c: Same.
1992 * graphite-poly.c: Same.
1993 * graphite-sese-to-poly.c: Same.
1995 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1997 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1998 expressions for an IV rename, as returned by clast_to_gcc_expression.
1999 (copy_renames): Rename new_name to expr.
2000 * sese.c (debug_rename_elt): Same.
2003 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2004 the information from the rename map.
2005 (rename_variables_in_stmt): Same.
2006 (add_loop_exit_phis): Rename new_name to expr.
2007 (insert_loop_close_phis): Same.
2008 (add_guard_exit_phis): Same. Call force_gimple_operand.
2009 * sese.h (struct rename_map_elt): Rename new_name to expr.
2010 (new_rename_map_elt): Same.
2012 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2014 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2015 * sese.c (set_rename): Make it extern.
2016 * sese.h (set_rename): Declared.
2018 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2020 * graphite-poly.c (extend_scattering): Free values.
2021 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2023 (ppl_print_powerset_matrix): Same.
2024 * graphite-scop-detection.c (free_scops_1): New.
2025 (limit_scops): Call free_scops_1.
2026 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2027 (build_poly_dr): Free PPL coefficients.
2028 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2030 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2032 * graphite-dependences.c: New.
2033 * graphite-data-ref.c: Removed.
2034 * graphite-data-ref.h: Removed.
2035 * Makefile.in (graphite-data-ref.o): Removed.
2036 (graphite-dependences.o): Added.
2037 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2038 * graphite-poly.c: Same.
2039 Move the data dependence testing to graphite-dependences.c.
2041 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2043 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2044 from graphite_cannot_represent_loop. Code refactored.
2045 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2047 2009-05-17 Li Feng <nemokingdom@gmail.com>
2049 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2050 Cover all the testcases (not only the filtered ones).
2052 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2054 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2055 unnecessary check. Update comments. Move check for REAL_TYPE here.
2056 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2057 done in (stmt_simple_for_scop_p).
2059 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2061 * graphite.c (print_global_statistics): New.
2062 (print_graphite_scop_statistic): New.
2063 (print_graphite_statistics): New.
2064 (graphite_initialize, graphite_transform_loops): Print statistics.
2065 * graphite-scop-detection (build_scops): Print statistics.
2066 (print_graphite_scop_statistics): New.
2067 (print_graphite_statistics): New.
2069 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2071 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2072 (debug_clast_name_index): Removed.
2073 (debug_clast_name_indexes_1): Removed.
2074 (debug_clast_name_indexes): Removed.
2075 (clast_name_index_elt_info): Removed.
2076 (eq_clast_name_indexes): Removed.
2077 (clast_name_to_index): Removed.
2078 (new_clast_name_index): Removed.
2079 (save_clast_name_index): Removed.
2080 (save_var_name): Moved...
2081 (init_sese_params_index): Removed.
2082 (clast_name_to_gcc): Remove use of name_tree.
2083 (initialize_cloog_names): Same.
2084 (gloog): Do not call init_sese_params_index.
2085 * graphite-sese-to-poly.c (save_var_name): ...here.
2086 (parameter_index_in_region): New.
2087 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2088 (parameter_index_in_region): Removed.
2089 (is_parameter): Remove use of name_tree.
2090 * sese.h (struct name_tree): Removed.
2091 (struct sese): Remove use of name_tree. New field params_names.
2092 (SESE_PARAMS_NAMES): New.
2093 (SESE_PARAMS): Remove duplicate.
2094 (parameter_index_in_region): Removed.
2095 (sese_nb_params): Remove use of name_tree.
2096 (struct clast_name_index): New.
2097 (new_clast_name_index): New.
2098 (clast_name_to_index): New.
2099 (save_clast_name_index): New.
2100 (debug_clast_name_index): New.
2101 (debug_clast_name_indexes_1): New.
2102 (debug_clast_name_indexes): New.
2103 (clast_name_index_elt_info): New.
2104 (eq_clast_name_indexes): New.
2106 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2108 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2109 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2110 (graphite_loop_normal_form): Do not pass region. Do not
2111 initialize SESE_OLDIVS.
2112 (build_graphite_loop_normal_form): Update call to
2113 graphite_loop_normal_form.
2114 * sese.c (debug_oldivs): Removed.
2115 (new_sese): Do not initialize SESE_OLDIVS.
2116 (free_sese): Do not free SESE_OLDIVS.
2117 (oldiv_for_loop): Removed.
2118 * sese.h (struct sese): Remove old_ivs.
2119 (SESE_OLDIVS): Removed.
2120 (oldiv_for_loop): Removed.
2122 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2124 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2125 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2126 replaced by a call to newivs_to_depth_to_newiv.
2127 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2128 (clast_to_gcc_expression_red): Same.
2129 (gcc_type_for_clast_expr): Same.
2130 (gcc_type_for_clast_eq): Same.
2131 (graphite_translate_clast_equation): Same.
2132 (graphite_create_guard_cond_expr): Same.
2133 (graphite_create_new_guard): Same.
2134 (graphite_create_new_loop): Same.
2135 (build_iv_mapping): Same.
2136 (translate_clast): Same.
2138 (loop_iv_stack_patch_for_consts): Removed. *
2139 sese.c (iv_stack_entry_is_constant): Removed.
2140 (iv_stack_entry_is_iv): Removed.
2141 (loop_iv_stack_push_iv): Removed.
2142 (loop_iv_stack_insert_constant): Removed.
2143 (loop_iv_stack_pop): Removed.
2144 (loop_iv_stack_get_iv): Removed.
2145 (loop_iv_stack_get_iv_from_name): Removed.
2146 (debug_loop_iv_stack): Removed.
2147 (free_loop_iv_stack): Removed.
2148 (loop_iv_stack_remove_constants): Removed. *
2149 sese.h (iv_stack_entry_kind): Removed.
2150 (iv_stack_entry_data_union): Removed.
2151 (iv_stack_entry_struct): Removed.
2152 (iv_stack_entry_p): Removed.
2153 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2154 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2155 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2156 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2157 (gbb_loop_at_index): Fix indenting.
2158 (gbb_loop_index): Removed.
2160 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2162 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2163 Call clast_name_to_index.
2165 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2167 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2168 do not pass params. Get params from SESE_PARAMS.
2169 (clast_to_gcc_expression): Same.
2170 (clast_to_gcc_expression_red): Same.
2171 (gcc_type_for_clast_eq): Same.
2172 (graphite_translate_clast_equation): Same.
2173 (graphite_create_new_loop): Same.
2174 * sese.c (rename_variables_in_stmt): Fix comment.
2176 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2178 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2180 Call save_clast_name_index.
2181 (translate_clast): Pass newivs_index.
2182 (gloog): Create and free newivs_index.
2184 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2186 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2187 (clast_name_index_p): New type.
2188 (debug_clast_name_index): New.
2189 (debug_clast_name_indexes_1): New.
2190 (debug_clast_name_indexes): New.
2191 (clast_name_index_elt_info): New.
2192 (eq_clast_name_indexes): New.
2193 (clast_name_to_index): New.
2194 (new_clast_name_index): New.
2195 (save_clast_name_index): New.
2196 (init_sese_params_index): New.
2197 (gloog): Call init_sese_params_index.
2198 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2199 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2200 (free_sese): Free SESE_PARAMS_INDEX.
2201 * sese.h (struct sese): Add params_index.
2202 (SESE_PARAMS_INDEX): New.
2204 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2206 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2207 (graphite_create_new_loop): Pass the newivs vector. Push the
2208 newly created IV to newivs.
2209 (translate_clast): Pass the newivs vector.
2210 (gloog): Create and destroy the newivs vector.
2212 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2214 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2215 (graphite_loop_normal_form): Initialize loop->aux with the unique
2216 IV that has been created.
2218 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2220 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2221 scev with parameters in the base part. They where forbidden
2224 2009-05-11 Li Feng <nemokingdom@gmail.com>
2226 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2227 compile options by file names.
2228 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2229 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2230 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2231 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2233 2009-05-08 Li Feng <nemokingdom@gmail.com>
2235 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2236 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2237 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2238 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2240 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2242 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2245 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2247 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2248 allow integer constant strides.
2249 (graphite_can_represent_expr): Depend on outermost_loop.
2250 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2251 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2252 build_scops_1): Same.
2253 (scopdet_basic_block_info): Same and insert layered SCoP
2255 (try_generate_gimple_bb): Cleanup.
2256 (build_scops): Enable data references.
2258 * testsuite/gcc.dg/graphite/id-5.c: New.
2259 * testsuite/gcc.dg/graphite/id-9.c: New.
2260 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2261 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2263 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2265 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2266 that we have not yet built for this SCoP.
2268 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2270 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2271 for complex numbers.
2273 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2275 * graphite-ppl.c: Fix build if cloog is not available.
2277 2009-05-04 Li Feng <nemokingdom@gmail.com>
2279 * tree-parloops.c (loop_parallel_p): Remove construction of
2280 NITER and REDUCTION_LIST.
2281 (try_get_loop_niter): New.
2282 (try_create_reduction_list): New.
2283 (parallelize_loops): Bypass the failed checkings in autopar
2284 when can_be_parallel in loop structure is set to true.
2286 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2288 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2289 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2291 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2293 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2294 Enable EQ_EXPR and NE_EXPR again.
2296 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2298 * graphite-scop-detection.c (graphite_can_represent_scev):
2299 Add check if scev is affine multivariate.
2300 (harmful_stmt_in_bb): Check if we can represent the conditions.
2301 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2303 * testsuite/gcc.dg/graphite/id-7.c: New.
2305 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2307 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2308 Check all bbs in region, not only the bbs that are represented in
2310 (build_poly_scop): Add newline.
2311 * testsuite/gcc.dg/graphite/id-8.c: New.
2313 2009-04-30 Li Feng <nemokingdom@gmail.com>
2315 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2316 when loop initialize.
2317 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2318 * common.opt: Declare flag_graphite_force_parallel.
2319 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2321 * graphite-poly.c (apply_poly_transforms): Introduce
2322 flag_graphite_force_parallel.
2323 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2324 * toplev.c (process_options): ditto and replace a not correctly
2327 2009-04-30 Li Feng <nemokingdom@gmail.com>
2329 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2330 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2331 to the redefinition.
2332 (compute_cloog_iv_types_1): ditto.
2333 (build_iv_mapping): ditto.
2334 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2336 (free_gimple_bb): Removed GBB_LOOPS related free part.
2337 (build_bb_loops): Removed.
2338 * sese.h (struct gimple_bb): Removed loops.
2339 (GBB_LOOPS): Removed.
2340 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2341 (gbb_loop_index): ditto.
2343 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2345 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2346 allow non constant strides.
2347 * testsuite/gcc.dg/graphite/scop-20.c: New.
2349 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2351 * graphite-scop-detection.c (dot_all_scops): Fix system call
2352 return value warning.
2355 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2357 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2358 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2360 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2362 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2363 build_pairwise_constraint, dr_equality_constraints,
2364 build_pairwise_scheduling_equality,
2365 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2366 build_lexicographically_gt_constraint, dependence_polyhedron,
2367 graphite_legal_transform_dr, graphite_legal_transform_bb,
2368 graphite_legal_transform): New.
2369 * graphite-poly.h (graphite_legal_transform): Declared.
2370 * graphite-sese-to-poly.c (build_poly_scop): Call to
2371 graphite_legal_transform is disabled for the moment.
2373 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2375 * graphite-poly.h (pbb_nb_scattering_dims): New.
2376 (pbb_nb_scattering): Use it.
2378 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2380 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2381 Pointset_Powerset version of ppl_insert_dimensions.
2382 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2384 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2386 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2388 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2390 * graphite-poly.h: Fix comment.
2392 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2394 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2396 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2398 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2401 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2403 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2404 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2407 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2409 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2410 handle EQ_EXPR and NE_EXPR.
2412 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2414 * graphite-poly.h (poly_dr): Fix comment.
2416 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2417 Tobias Grosser <grosser@fim.uni-passau.de>
2419 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2420 with a zero dimension polyhedron.
2421 (find_scop_parameters): Move the call to scop_set_nb_params here.
2422 (build_loop_iteration_domains): Store in loop->aux the iteration
2424 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2425 by any loop in scop.
2426 (build_poly_scop): Do not call scop_set_nb_params.
2428 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2429 Tobias Grosser <grosser@fim.uni-passau.de>
2431 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2432 add_condition_to_domain not GT_EXPR.
2434 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2436 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2437 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2438 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2439 upper_bound_assign to calculate unions.
2440 * testsuite/gcc.dg/graphite/id-6.c: New.
2442 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2444 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2445 handle abnormal edges.
2447 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2449 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2450 (free_poly_bb): Also free poly_drs.
2451 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2452 (poly_dr): Polyhedron to Pointset_Powerset.
2453 (pdr_accessp_nb_subscripts): Same.
2454 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2457 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2459 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2460 names into more meaningful names.
2462 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2464 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2465 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2467 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2469 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2471 * tree-parloops.c (rewrite_phi_with_iv): New.
2472 (rewrite_all_phi_nodes_with_iv): New.
2473 (canonicalize_loop_ivs): Call them.
2475 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2477 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2478 graphite_find_data_references_in_stmt.
2479 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2480 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2482 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2484 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2486 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2488 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2489 instead of bb_in_region.
2490 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2491 (build_sese_conditions): Use flag_bb_in_sese.
2492 * sese.c (register_bb_in_sese): Removed.
2493 (new_sese): Remove initialization of SESE_REGION_BBS.
2494 (free_sese): Do not free SESE_REGION_BBS.
2495 * sese.h (struct sese): Remove field region_basic_blocks.
2496 (SESE_REGION_BBS): Removed.
2497 (bb_in_sese_p): Implement in function of bb_in_region.
2499 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2501 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2504 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2506 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2508 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2509 (add_condition_to_domain): New.
2510 (add_condition_to_pbb): New.
2511 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2512 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2514 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2516 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2517 ppl_Pointset_Powerset.
2518 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2519 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2520 (pbb_nb_loops): Same.
2521 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2522 add_conditions_to_domain): Same.
2523 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2524 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2525 ppl_const_Polyhedron_t.
2526 (ppl_print_powerset_matrix): New.
2527 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2528 ppl_print_powerset_matrix): New.
2529 (ppl_print_polyhedron_matrix): Updated.
2531 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2533 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2535 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2537 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2538 (print_iteration_domains, debug_iteration_domain,
2539 debug_iteration_domains): New.
2540 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2541 debug_iteration_domains): Declared.
2542 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2545 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2546 Sebastian Pop <sebastian.pop@amd.com>
2548 * graphite-poly.h (print_iteration_domain): New.
2549 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2550 (build_sese_conditions_1, build_sese_conditions_after,
2551 build_sese_conditions_before): New.
2552 (build_sese_conditions): Rewritten.
2554 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2555 Tobias Grosser <grosser@fim.uni-passau.de>
2557 Cleanup of code generation liveouts.
2558 * graphite-clast-to-gimple.c (translate_clast): Use a single
2559 rename_map instead of one per translated statement.
2560 Do not use SESE_LIVEOUT_RENAMES.
2561 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2562 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2563 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2564 phi node of a reduction: when a loop contains a reduction used outside
2565 the loop, there should be a scalar close phi node on the exit block.
2566 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2567 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2568 (free_sese): Do not free them.
2569 (sese_build_liveouts_use): Do not use them.
2570 (sese_build_liveouts_bb): Same.
2571 (sese_build_liveouts): Same.
2572 (sese_insert_phis_for_liveouts): Same.
2573 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2574 (defined_in_loop_p): New.
2575 (alive_after_loop): New.
2576 (close_phi_not_yet_inserted_p): New.
2577 (struct alep, alep_p): New.
2578 (add_loop_exit_phis): Remove from the rename_map all the names defined
2579 in the code generated loop.
2580 (insert_loop_close_phis): Traverse the rename_map passed to it.
2581 Don't use SESE_LIVEOUT_RENAMES.
2582 (default_liveout_before_guard): Renamed default_before_guard.
2583 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2584 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2585 (register_sese_liveout_renames): Removed.
2586 (copy_bb_and_scalar_dependences): Do not call it.
2587 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2589 (SESE_LIVEOUT): Removed.
2590 (SESE_LIVEOUT_RENAMES): Removed.
2591 (SESE_REDUCTION_LIST): Removed.
2592 (sese_build_liveouts): Removed.
2593 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2594 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2595 (insert_guard_phis): Same.
2596 (rename_map_elt): Declare a VEC of them.
2597 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2598 trees not pointers to trees.
2600 Rewrite in canonical close SSA form:
2601 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2602 (limit_scops): Close the scop after the block containing the close phi
2604 (canonicalize_loop_closed_ssa): New.
2605 (canonicalize_loop_closed_ssa_form): New.
2606 (build_scops): Call canonicalize_loop_closed_ssa_form.
2608 * graphite-sese-to-poly.c: Fix typos.
2610 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2612 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2614 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2615 (print_pbb): Add conditions.
2617 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2618 Sebastian Pop <sebastian.pop@amd.com>
2620 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2621 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2622 (build_scop_bbs_1): New.
2623 (build_scop_bbs): Rewrite.
2624 * sese.h (bb_in_region): New.
2626 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2628 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2630 (print_scop): Style.
2631 * graphite-poly.h (poly_bb): Add drs vector.
2632 (PBB_DRS): Add accessor.
2633 * graphite-sese-to-poly.c (build_poly_dr): New.
2634 (build_pbb_drs, build_scop_drs): New.
2635 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2637 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2639 * tree-ssa-loop.c: Include forgotten toplev.h
2641 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2643 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2644 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2645 * testsuite/gcc.dg/graphite/pr37928.c: Same
2646 * testsuite/gcc.dg/graphite/pr38409.c: Same
2647 * testsuite/gcc.dg/graphite/pr38498.c: Same
2648 * testsuite/gcc.dg/graphite/pr38559.c: Same
2649 * testsuite/gcc.dg/graphite/pr39335.c: Same
2650 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2651 * testsuite/gfortran.dg/graphite/block-2.f: Same
2652 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2655 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2657 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2658 build_access_matrix, build_scop_data_accesses): Remove access function
2659 building. (We get a new version soon).
2660 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2661 * sese.h (nb_loops_around_loop_in_sese): Remove.
2662 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2664 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2665 Sebastian Pop <sebastian.pop@amd.com>
2667 * graphite-scop-detection.c (struct scopdet_info): Rename last
2669 (scopdet_basic_block_info, build_scops_1): Don't use
2670 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2672 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2673 Sebastian Pop <sebastian.pop@amd.com>
2675 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2676 * sese.c (sese_build_liveouts_use): Renamed from
2677 sese_build_livein_liveouts_use. Remove liveins.
2678 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2679 Call sese_build_liveouts_use.
2680 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2681 Call sese_build_liveouts_bb.
2682 (new_sese, free_sese): Remove liveins.
2683 (sese_add_exit_phis_var): Deleted.
2684 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2686 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2688 * sese.h (sese): Remove num_ver and livein.
2689 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2691 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2693 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2695 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2697 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2698 (build_scop_scattering): Do not use compare_prefix_loops any more.
2699 (nb_common_loops): New.
2701 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2703 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2704 (register_old_and_new_names): Renamed set_rename.
2706 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2708 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2709 of the decl from the previous commit.
2711 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2713 * graphite-scop-detection.c (dot_scop): New.
2714 * graphite-scop-detection.h (dot_scop): Declared.
2716 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2718 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2720 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2722 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2723 condition at the end of the loop.
2724 * graphite.c (graphite_initialize, graphite_finalize): Print to
2725 dump_file the compiled function.
2726 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2727 of create_empty_loop_on_edge.
2728 (translate_clast): Update the code generation of loops for the new
2730 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2732 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2734 Reverted the patch from 2009-03-19.
2736 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2738 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2740 (print_scop): Style.
2741 * graphite-poly.h (poly_bb): Add drs vector.
2742 (PBB_DRS): Add accessor.
2743 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2744 (build_access_matrix_with_af, build_access_matrix,
2745 build_scop_data_accesses): Delete.
2746 (build_poly_dr): New.
2747 (build_pbb_drs, build_scop_drs): New.
2748 (build_poly_scop): call build_scop_drs.
2750 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2752 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2753 once per basic block.
2755 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2757 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2758 (graphite_can_represent_expr): Renamed from loop_affine_expr
2760 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2761 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2762 (scopdet_basic_block_info): Actually define entry_block.
2763 (stmt_simple_memref_p): Moved here from ...
2765 * tree-data-ref.c (stmt_simple_memref_p): here.
2766 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2768 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2770 * testsuite/gcc.dg/graphite/id-4.c: New.
2772 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2774 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2775 (register_old_and_new_names): Update the content of the map.
2776 When there was already a rename_map_elt in the map at that
2778 (copy_bb_and_scalar_dependences): Do rename_variables after
2779 expand_scalar_variables.
2780 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2781 of the map. When there was already a rename_map_elt in the
2782 map at that location, free it.
2783 (translate_clast): Pass the rename_map. Do not initialize and free
2784 a rename_map per stmt_user.
2785 (gloog): Initialize and free one rename_map and pass it to
2788 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2790 * sese.c (expand_scalar_variables_stmt,
2791 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2793 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2794 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2795 the gimple_stmt_iterator of the statement to be expanded.
2796 * graphite-scop-detection.c (is_simple_operand): Do handle
2799 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2801 * graphite-scop-detection.c (is_simple_operand): Do not handle
2803 * testsuite/gcc.dg/graphite/id-2.c: New.
2805 * graphite-sese-to-poly.c (build_bb_loops,
2806 add_value_to_dim, scan_tree_for_params_right_scev,
2807 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2808 find_params_in_bb, build_loop_iteration_domains,
2809 add_conditions_to_domain): Remove subtract.
2811 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2813 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2814 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2815 pbb_loop_at_index -> gbb_loop_at_index.
2816 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2817 (debug_loop_vec): Delete.
2818 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2819 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
2820 (PBB_LOOPS): Removed.
2821 (PBB_BLACK_BOX): Insert cast.
2822 (pbb_set_black_box): New setter.
2823 (pbb_loop_at_index, pbb_loop_index): Removed.
2824 (scop_set_region, scop_set_nb_params): New.
2825 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2826 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2827 (build_poly_scop): Use scop_set_nb_params.
2828 * sese.h (gimple_bb): Add LOOPS.
2829 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2831 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2833 Revert previous commit.
2835 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2837 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2838 (register_old_and_new_names): Update the content of the map.
2839 When there was already a rename_map_elt in the map at that
2841 (copy_bb_and_scalar_dependences): Do rename_variables after
2842 expand_scalar_variables.
2843 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2844 of the map. When there was already a rename_map_elt in the
2845 map at that location, free it.
2846 (translate_clast): Pass the rename_map. Do not initialize and free
2847 a rename_map per stmt_user.
2848 (gloog): Initialize and free one rename_map and pass it to
2851 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2853 Remove forgotten line in revert.
2855 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2857 Revert previous commit.
2859 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2861 * sese.c (register_old_and_new_names): Update the content
2862 of the map. When there was already a rename_map_elt in the
2863 map at that location, free it.
2864 (copy_bb_and_scalar_dependences): Do rename_variables after
2865 expand_scalar_variables.
2866 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2867 of the map. When there was already a rename_map_elt in the
2868 map at that location, free it.
2869 (translate_clast): Pass the rename_map. Do not initialize and free
2870 a rename_map per stmt_user.
2871 (gloog): Initialize and free one rename_map and pass it to
2874 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2876 * graphite-clast-to-gimple.c (translate_clast): context_loop
2879 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2880 Sebastian Pop <sebastian.pop@amd.com>
2882 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2883 of the use of ppl_Polyhedron_map_space_dimensions.
2885 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2886 Sebastian Pop <sebastian.pop@amd.com>
2888 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2889 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2890 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2891 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2892 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2893 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2894 pbb_nb_params): New.
2895 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2896 nb_loops_around_pbb): Adapt return types.
2898 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2900 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2901 graphite-clast-to-gimple.o, graphite-data-ref.o,
2902 graphite-scop-detection.o, graphite-poly.o): Add
2905 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2907 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2908 graphite-clast-to-gimple.o, graphite-data-ref.o,
2909 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2911 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2913 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2914 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2915 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2916 * testsuite/gcc.dg/graphite/block-0.c: Same.
2917 * testsuite/gcc.dg/graphite/block-1.c: Same.
2918 * testsuite/gcc.dg/graphite/block-2.c: Same.
2919 * testsuite/gcc.dg/graphite/block-3.c: Same.
2920 * testsuite/gcc.dg/graphite/block-4.c: Same.
2921 * testsuite/gcc.dg/graphite/block-5.c: Same.
2922 * testsuite/gcc.dg/graphite/block-6.c: Same.
2923 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2924 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2925 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2926 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2927 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2928 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2929 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2930 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2931 * opts.c: Remove -floop-block from -O2.
2932 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2933 -floop-strip-mine are used.
2935 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2936 Sebastian Pop <sebastian.pop@amd.com>
2938 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2940 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2941 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2942 strip_mine_profitable_p, is_interchange_valid,
2943 graphite_trans_bb_block, graphite_trans_loop_block,
2944 graphite_trans_scop_block): Temporary removed.
2945 (extend_scattering, unify_scattering_dimensions): New.
2946 (print_scattering_function, graphite_read_transforms):
2947 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2948 (graphite_generate_scattering_fns): Removed.
2949 (apply_poly_transforms): Cleanup.
2950 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2951 (schedule_to_scattering): Moved.
2952 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2953 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2954 (pbb_nb_scattering): New.
2955 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2956 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2958 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2960 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2961 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2962 -> PBB_TRANSFORMED_SCATTERING.
2963 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2964 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2965 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2966 (check_poly_representation): Do not return bool.
2967 (graphite_transform_loops): Reformat.
2968 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2970 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2972 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2973 debug_pbb_domain, debug_pbb, debug_scop): New.
2974 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2975 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2977 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2980 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2981 when the type precision of the induction variable should be
2982 larger than the type precision of nit.
2983 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2984 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2985 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2987 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2988 * testsuite/gcc.dg/graphite/pr39335.c: New.
2990 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2992 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2993 SSA_NAMES not struct reduction_info.
2995 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2997 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2999 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3000 Tobias Grosser <grosser@fim.uni-passau.de>
3002 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3003 (free_sese): Free SESE_REDUCTION_LIST.
3004 * sese.h (struct sese): Add field reduction_list.
3005 (SESE_REDUCTION_LIST): New.
3006 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3007 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3009 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3010 Tobias Grosser <grosser@fim.uni-passau.de>
3012 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3015 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3016 Tobias Grosser <grosser@fim.uni-passau.de>
3018 * tree-parloops.c (struct brli, build_reduction_list_info,
3019 analyze_reduction_list, gather_scalar_reductions): New.
3020 (loop_parallel_p): Build a reduction list containing only
3021 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3022 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3023 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3024 * tree-flow.h (gather_scalar_reductions): Declared.
3026 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3029 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3030 number_of_iterations_exit from a gcc_assert.
3032 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3033 Jan Sjodin <jan.sjodin@amd.com>
3035 * output.h (graphite_out_file, graphite_in_file): Declared.
3036 * toplev.c (graphite_out_file, graphite_in_file): New.
3037 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3038 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3039 Don't call schedule_to_scattering.
3040 * common.opt (fgraphite-write, fgraphite-read): New.
3041 * graphite-poly.c: Include output.h.
3042 (print_scattering_function, print_scattering_functions,
3043 debug_scattering_function, debug_scattering_functions,
3044 graphite_write_transforms, graphite_read_transforms,
3045 graphite_generate_scattering_fns): New.
3046 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3047 Call graphite_generate_scattering_fns, graphite_write_transforms,
3048 graphite_read_transforms.
3049 (new_poly_bb): Initialize PBB_SCATTERING.
3050 (free_poly_bb): Free PBB_SCATTERING.
3051 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3052 * graphite-poly.h (struct poly_bb): Add field scattering.
3053 (PBB_SCATTERING): New.
3054 (print_scattering_function, print_scattering_functions,
3055 debug_scattering_function, debug_scattering_functions): Declared.
3056 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3057 GMP values, not integers!
3058 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3059 ppl_read_polyhedron_matrix): New.
3060 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3061 debug_ppl_polyhedron_matrix,
3062 ppl_read_polyhedron_matrix): Declared.
3063 * Makefile.in (graphite-poly.o): Depends on output.h.
3065 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3066 Tobias Grosser <grosser@fim.uni-passau.de>
3069 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3070 scalar evolutions in the scop_entry->loop_father.
3072 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3073 Tobias Grosser <grosser@fim.uni-passau.de>
3075 * graphite.h (ref_nb_loops): Remove declaration.
3076 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3077 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3078 debug_gbb): Moved to sese.h.
3081 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3082 Tobias Grosser <grosser@fim.uni-passau.de>
3084 * graphite-data-ref.[ch]: Disable.
3086 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3087 Tobias Grosser <grosser@fim.uni-passau.de>
3089 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3090 scalar evolutions in the scop_entry->loop_father.
3092 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3094 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3095 (graphite_cannot_represent_loop_niter): Renamed
3096 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3097 (limit_scops): build_sese_loop_nests does not return a bool.
3098 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3099 * sese.c (nb_reductions_in_loop): ... from here.
3100 (graphite_loop_normal_form): ... from here.
3101 (sese_record_loop): Does not fail, so does not return a bool.
3102 (build_sese_loop_nests): Same.
3103 * sese.h (build_sese_loop_nests): Update declaration.
3104 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3105 (build_graphite_loop_normal_form): New.
3106 (gloog): Call build_graphite_loop_normal_form.
3107 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3108 build_sese_loop_nests.
3110 * testsuite/gcc.dg/graphite/id-1.c: New.
3112 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3113 Tobias Grosser <grosser@fim.uni-passau.de>
3115 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3116 The SCoP detection fix is sufficient.
3118 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3120 PR tree-optimization/39260
3121 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3122 the basic block contains a condition with a real type.
3123 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3125 * gcc.dg/graphite/pr39260.c: New.
3127 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3129 * graphite-poly.c: Inlcude params.h.
3130 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3132 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3133 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3135 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3136 Tobias Grosser <grosser@fim.uni-passau.de>
3138 * graphite-scop-detection.c (dot_all_scops_1,
3139 dot_all_scops): Moved here.
3140 * graphite-scop-detection.h (dot_all_scops): Declared here.
3141 * graphite.c (graphite_initialize, graphite_finalize): New.
3142 (graphite_transform_loops): Cleaned up.
3143 * sese.c (debug_oldivs): Moved here.
3144 * graphite-poly.c (graphite_apply_transformations): Renamed
3145 apply_poly_transforms.
3146 (debug_loop_vec): Moved here.
3147 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3148 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3149 find_scop_parameters, build_scop_iteration_domain,
3150 add_conditions_to_constraints, build_scop_canonical_schedules,
3151 build_scop_data_accesses): Now static.
3152 (build_poly_scop, check_poly_representation): New.
3154 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3156 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3157 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3158 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3159 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3160 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3161 scan_tree_for_params, struct irp_data, dx_record_params,
3162 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3163 build_loop_iteration_domains, add_conditions_to_domain,
3164 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3165 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3166 build_sese_conditions, add_conditions_to_constraints,
3167 build_scop_iteration_domain, build_access_matrix_with_af,
3168 build_access_matrix,
3169 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3171 * graphite-sese-to-poly.c: New.
3172 * graphite-sese-to-poly.h: New.
3174 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3176 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite.c: Split graphite code generation to a new file.
3179 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3180 max_precision_type, clast_to_gcc_expression_red,
3181 clast_to_gcc_expression, gcc_type_for_clast_expr,
3182 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3183 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3184 graphite_create_new_guard, clast_get_body_of_loop,
3185 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3186 graphite_create_new_loop, build_iv_mapping, copy_renames,
3187 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3188 compute_cloog_iv_types, free_scattering, save_var_name,
3189 initialize_cloog_names, build_scop_context, build_cloog_prog,
3190 set_cloog_options, debug_clast_stmt, scop_to_clast,
3191 print_generated_program, debug_generated_program,
3192 gloog): Moved to graphite-clast-to-gimple.c.
3194 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3196 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3197 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3198 loop_iv_stack_pop, loop_iv_stack_get_iv,
3199 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3200 free_loop_iv_stack, loop_iv_stack_remove_constants,
3201 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3202 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3203 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3204 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3205 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3206 get_vdef_before_sese, sese_adjust_vphi,
3207 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3208 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3209 is_iv, expand_scalar_variables_ssa_name,
3210 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3211 expand_scalar_variables, rename_variables, remove_condition,
3212 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3213 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3214 default_liveout_before_guard, add_guard_exit_phis,
3215 insert_guard_phis, register_old_and_new_names,
3216 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3217 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3218 if_region_set_false_region, create_if_region_on_edge,
3219 move_sese_in_condition): Moved to sese.c.
3221 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3222 if_region_exit, if_region_get_condition_block,
3223 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3224 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3225 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3226 ivtype_map_elt, new_ivtype_map_elt,
3227 recompute_all_dominators): Moved to sese.h.
3229 * graphite-clast-to-gimple.c: New.
3230 * graphite-clast-to-gimple.h: New.
3231 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3232 * sese.c: Modified as said above.
3235 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3237 * graphite.c: Split scop detection to a new file.
3238 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3239 move_sd_regions, loop_affine_expr, exclude_component_ref,
3240 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3241 graphite_cannot_represent_loop_niter, struct scopdet_info,
3242 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3243 find_single_entry_edge, find_single_exit_edge,
3244 create_single_entry_edge, sd_region_without_exit,
3245 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3246 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3247 Moved to graphite-scop-detection.c.
3249 * graphite-scop-detection.c: New.
3250 * graphite-scop-detection.h: New.
3251 * Makefile.in: Add new rule for graphite-scop-detection.o.
3253 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3254 tree-scalar-evolution.h.
3255 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3256 build_sese_loop_nests): Moved here from graphite.c.
3257 (param_index): Renamed parameter_index_in_region.
3259 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3260 Sebastian Pop <sebastian.pop@amd.com>
3262 * gcc.dg/graphite/block-0.c: Expected to fail now.
3263 * gcc.dg/graphite/block-1.c: Same.
3264 * gcc.dg/graphite/block-5.c: Same.
3265 * gcc.dg/graphite/block-6.c: Same.
3267 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3268 Sebastian Pop <sebastian.pop@amd.com>
3270 * graphite.h: Separate from graphite_bb_p the polyhedral
3271 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3272 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3273 graphite-data-ref.h.
3274 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3275 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3276 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3277 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3278 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3279 scop_nb_params): Moved to graphite-poly.h.
3280 * graphite-data-ref.c: Same.
3281 * graphite-data-ref.h: New.
3283 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3284 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3285 is_interchange_valid, graphite_trans_bb_block,
3286 graphite_trans_loop_block, scop_max_loop_depth,
3287 graphite_trans_scop_block, graphite_apply_transformations,
3288 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3290 * graphite-poly.h: New.
3291 * graphite-poly.c: New.
3292 * Makefile.in (OBJS-common): Add graphite-poly.o.
3293 (graphite-poly.o): New rule.
3294 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3297 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3298 Tobias Grosser <grosser@fim.uni-passau.de>
3300 * graphite.c: Replace gb -> gbb.
3302 * graphite-data-ref.c: Same.
3304 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3305 Tobias Grosser <grosser@fim.uni-passau.de>
3307 * Makefile.in (OBJS-commmon): Add sese.o.
3309 (graphite.o): Add sese.h.
3310 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3311 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3312 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3314 (block_before_scop): Add missing return.
3315 (new_scop, free_scop): Remove SESE data structures.
3316 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3317 find_scop_parameters, build_loop_iteration_domains,
3318 add_conditions_to_domain, register_scop_liveout_renames,
3319 copy_bb_and_scalar_dependences): Scop -> SESE.
3321 (add_conditions_to_domain): SCoP -> SESE and remove check
3322 (scop_contains_non_iv_scalar_phi_nodes): New.
3323 (build_scop_conditions_1, build_scop_conditions): Remove check for
3324 non iv scalar phi nodes.
3325 (print_scop_statistics): New.
3326 (graphite_transform_loops): Cleanup.
3328 * graphite.h: Move to sese & cleanup.
3332 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3333 Tobias Grosser <grosser@fim.uni-passau.de>
3335 * graphite.c (build_scop_conditions_1): Conditions are only
3336 at the end of a basic block.
3338 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3339 Tobias Grosser <grosser@fim.uni-passau>
3341 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3343 (GBB_ALPHA): Removed.
3345 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3346 Tobias Grosser <grosser@fim.uni-passau.de>
3348 * graphite-data-ref.c (graphite_test_dependence): Don't use
3349 GBB_DYNAMIC_SCHEDULE.
3350 * graphite.c (new_graphite_bb): Same.
3351 (free_graphite_bb): Same.
3352 (build_scop_dynamic_schedules): Removed.
3353 (graphite_transform_loops): Don't call it.
3354 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3355 (GBB_DYNAMIC_SCHEDULE): Removed.
3357 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3358 Tobias Grosser <grosser@fim.uni-passau.de>
3360 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3361 (print_graphite_bb): Same.
3362 (build_cloog_prog): Same.
3364 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3365 Tobias Grosser <grosser@fim.uni-passau.de>
3367 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3369 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3370 Tobias Grosser <grosser@fim.uni-passau.de>
3372 * graphite.c (build_scop_context): Don't use CloogMatrix.
3373 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3374 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3376 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3377 Tobias Grosser <grosser@fim.uni-passau.de>
3379 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3380 liveout_renames, add_params fields...
3381 (struct sese): ... here.
3382 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3383 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3385 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3386 Tobias Grosser <grosser@fim.uni-passau.de>
3388 * graphite.c (print_scop): Do not print the CLooG program.
3389 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3390 build_cloog_prog, gloog): Don't use SCOP_PROG.
3391 (find_transform): Renamed scop_to_clast.
3392 (print_generated_program, debug_generated_program): New.
3393 (graphite_transform_loops): Adapt to new interface.
3394 * graphite.h (struct scop): Remove program field.
3395 (SCOP_PROG): Removed.
3396 (print_generated_program, debug_generated_program): Declared.
3398 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3400 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3401 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3402 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3403 free_graphite_bb, build_scop_canonical_schedules,
3404 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3405 schedules are now represented using a ppl_Linear_Expression_t.
3406 * graphite.h (struct graphite_bb): Same.
3407 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3408 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3410 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3412 * graphite.c: Free local memory.
3413 * graphite-ppl.c: Same.
3415 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3417 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3418 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3419 swap_constraint_variables, scale_constraint_variable): Removed.
3420 (graphite_trans_bb_strip_mine): Remove pong.
3421 * graphite-ppl.c: Include missing header files.
3422 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3423 * graphite-ppl.h (ppl_strip_loop): Declared.
3424 * Makefile.in (graphite-ppl.o): Adjust dependences.
3426 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3428 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3429 (build_scop_iteration_domain): Same.
3431 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3433 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3435 (add_value_to_dim, scan_tree_for_params_right_scev,
3436 scan_tree_for_params_int): New.
3437 * graphite-ppl.c (oppose_constraint): New.
3438 (insert_constraint_into_matrix): Implement missing cases.
3439 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3441 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3443 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3444 use ppl_move_dimension.
3446 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3448 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3451 * graphite-ppl.c: Same.
3452 * graphite-ppl.h: Same.
3454 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3456 Revert last 3 commits.
3458 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3460 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3462 (add_value_to_dim, scan_tree_for_params_right_scev,
3463 scan_tree_for_params_int): New.
3464 * graphite-ppl.c (oppose_constraint): New.
3465 (insert_constraint_into_matrix): Implement missing cases.
3466 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3468 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3470 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3472 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3473 Tobias Grosser <grosser@fim.uni-passau.de>
3475 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3476 use ppl_move_dimension.
3477 * graphite-ppl.c (ppl_move_dimension): New.
3478 * graphite-ppl.h (ppl_move_dimension): Declared.
3480 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3482 * graphite.c: Do not include cloog/cloog.h.
3483 (print_graphite_bb): Remove ping pong, call PPL print function.
3485 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3487 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3488 (graphite.o): Add dependence on graphite-ppl.h.
3489 (graphite-ppl.o): New.
3490 (graphite-data-ref.c): Ping pong between PPL data structures
3492 * graphite-ppl.c: New.
3493 * graphite-ppl.h: New.
3494 * graphite.c: Include graphite-ppl.h.
3495 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3496 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3497 Ping pong between PPL data structures and matrices.
3498 (new_graphite_bb): Create a PPL constraint system.
3499 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3500 (build_loop_iteration_domains): Use PPL functions.
3501 * graphite.h: Include graphite-ppl.h. Fix comments.
3502 (graphite_bb): Use a ppl_Constraint_System_t instead of
3503 CloogMatrix for representing the domain.
3504 (scop): Remove static_schedule.
3505 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3507 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3509 * graphite.c: Fix some comments.
3511 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3514 * graphite.c (if_region_set_false_region): After moving a region
3515 in the false branch of a condition, remove the empty dummy
3517 (gloog): Remove wrong fix for PR38953.
3519 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3521 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3522 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3523 register_bb_in_sese, new_sese, free_sese): Moved.
3524 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3525 outermost_loop_in_scop, build_scop_iteration_domain,
3526 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3527 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3528 Use loop_in_sese_p instead of loop_in_scop_p.
3529 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3530 (free_scop): Do not free SCOP_BBS_B.
3531 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3532 ref_nb_loops): Moved here...
3533 * graphite.h (ref_nb_loops): ... from here.
3534 (struct scop): Remove bbs_b bitmap.
3535 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3536 * testsuite/gcc.dg/graphite/scop-19.c: New
3538 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3540 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3543 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3545 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3546 eq_loop_to_cloog_loop): Remove.
3547 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3548 * graphite.h (struct scop): Remove loop2cloog_loop.
3549 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3551 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3553 * opts.c (decode_options): Only add graphite options to O2
3554 if we compile with graphite enabled.
3556 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3558 * Merge from mainline (r143163:143684).
3560 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3562 * graphite.c (debug_value): Removed.
3563 * graphite.h (debug_value): Removed.
3565 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3567 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3568 after graphite: pass_copy_prop does not maintain a proper loop closed
3569 SSA form. pass_copy_prop should be fixed.
3571 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3573 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3575 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3577 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3578 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3579 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3582 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3584 * graphite.c (gloog): Return true when code gen succeeded.
3585 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3586 the code of the function did not changed. After cleanup_tree_cfg
3587 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3590 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3592 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3593 gimple_call_lhs is NULL.
3595 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3596 Tobias Grosser <tobi.grosser@amd.com>
3598 * graphite.c (graphite_trans_scop_block): Do not block single
3601 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3602 Tobias Grosser <tobi.grosser@amd.com>
3604 * graphite.c (build_scop_canonical_schedules): Start schedules at
3607 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3608 Tobias Grosser <tobi.grosser@amd.com>
3610 * graphite.c (compare_prefix_loops): New.
3611 (build_scop_canonical_schedules): Rewritten.
3612 (graphite_transform_loops): Move build_scop_canonical_schedules
3613 after build_scop_iteration_domain.
3615 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3616 Tobias Grosser <tobi.grosser@amd.com>
3618 * graphite.c (add_conditions_to_domain): Add the loops to
3619 the dimension of the iteration domain. Do copy the domain
3620 only when it exists.
3621 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3622 (add_conditions_to_constraints): New.
3623 (can_generate_code_stmt, can_generate_code): Removed.
3624 (gloog): Do not call can_generate_code.
3625 (graphite_transform_loops): Call add_conditions_to_constraints
3626 after building the iteration domain.
3628 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3629 Tobias Grosser <tobi.grosser@amd.com>
3630 Jan Sjodin <jan.sjodin@amd.com>
3632 * graphite.c (scan_tree_for_params): On substractions negate
3633 all the coefficients of the term.
3634 (clast_to_gcc_expression_red): New. Handle reduction expressions
3635 of more than two operands.
3636 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3637 (get_vdef_before_scop): Handle also the case of default definitions.
3639 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3642 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3643 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3644 (gloog): Do not call cleanup_tree_cfg.
3645 (graphite_transform_loops): Call cleanup_tree_cfg after all
3646 scops have been code generated.
3648 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3650 * passes.c (init_optimization_passes): Schedule after
3651 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3653 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3655 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3657 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3658 Set the type of an expression to the type of its assign statement.
3659 (expand_scalar_variables_expr): Do not pass loop_p.
3660 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3661 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3662 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3664 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3666 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3667 an expression to the gimple_expr_type of its assign statement.
3668 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3671 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3673 PR tree-optimization/38786
3674 * testsuite/gcc.dg/graphite/pr38786.c: New.
3675 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3676 the SSA_NAME case of expand_scalar_variables_expr.
3677 (expand_scalar_variables_expr): Also gather the scalar computation
3678 used to index the memory access.
3679 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3680 the gimple_stmt_iterator where it inserts new code.
3682 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3684 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3686 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3688 * opts.c (decode_options): Enable flag_graphite_identity and
3689 flag_loop_block in -O2 and above.
3691 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3693 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3694 Fix merge problem: replace with the file from trunk.
3696 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3698 * Merge from mainline (r141727:143163).
3700 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3701 Jan Sjodin <jan.sjodin@amd.com>
3703 PR tree-optimization/38559
3704 * testsuite/gcc.dg/graphite/pr38559.c: New.
3706 * graphite.c (debug_value, copy_constraint,
3707 swap_constraint_variables, scale_constraint_variable, ): New.
3708 (get_lower_bound, get_upper_bound): Removed.
3709 (graphite_trans_bb_strip_mine): Clean up this code that works
3710 only for constant number of iterations. Fully copy upper and
3711 lower bound constraints, not only the constant part of them.
3712 * graphite.h (debug_value): Declared.
3714 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3716 PR tree-optimization/38492
3717 PR tree-optimization/38498
3718 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3719 * tree-chrec.h (scev_is_linear_expression): Declared.
3720 * graphite.c (graphite_cannot_represent_loop_niter): New.
3721 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3722 (graphite_loop_normal_form): Use gcc_assert.
3723 (scan_tree_for_params): Use CASE_CONVERT.
3724 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3725 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3726 Use gcc_assert. Discard scops that contain unhandled cases.
3727 (build_scop_conditions): Return a boolean status for unhandled cases.
3728 (strip_mine_profitable_p): Print the loop number, not its depth.
3729 (is_interchange_valid): Pass the depth of the loop nest, don't
3730 recompute it wrongly.
3731 (graphite_trans_bb_block): Same.
3732 (graphite_trans_bb_block): Print tentative of loop blocking.
3733 (graphite_trans_scop_block): Do not print that the loop has been
3735 (graphite_transform_loops): Do not handle scops that contain condition
3738 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3740 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3741 * testsuite/gcc.dg/graphite/block-1.c: Same.
3742 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3744 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3745 * testsuite/gcc.dg/graphite/block-3.c: New.
3746 * testsuite/gcc.dg/graphite/pr38498.c: New.
3748 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3750 PR tree-optimization/38510
3751 * gcc.dg/graphite/pr38510.c: New.
3752 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3753 (translate_clast): Call recompute_all_dominators before
3755 (gloog): Call recompute_all_dominators before graphite_verify.
3757 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3759 PR tree-optimization/38492
3760 * graphite.c (rename_map_elt, debug_rename_elt,
3761 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3762 rename_map_elt_info, eq_rename_map_elts,
3763 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3764 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3765 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3766 (sese_build_livein_liveouts): New.
3767 (new_sese, free_sese): New.
3768 (new_scop): Call new_sese.
3769 (free_scop): Call free_sese.
3770 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3771 (register_old_new_names): Renamed register_old_and_new_names.
3772 (register_scop_liveout_renames, add_loop_exit_phis,
3773 insert_loop_close_phis, struct igp,
3774 default_liveout_before_guard, add_guard_exit_phis,
3775 insert_guard_phis, copy_renames): New.
3776 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3777 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3778 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3779 (scop_adjust_phis_for_liveouts): New.
3780 (gloog): Call scop_adjust_phis_for_liveouts.
3782 * graphite.h (struct sese): Documented. Added fields liveout,
3784 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3785 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3786 (struct scop): Added field liveout_renames.
3787 (SCOP_LIVEOUT_RENAMES): New.
3789 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3791 PR tree-optimization/38409
3792 * gcc.dg/graphite/pr38409.c: New.
3793 * graphite.c (nb_reductions_in_loop): Use simple_iv.
3795 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3797 * graphite.c (gcc_type_for_cloog_iv): By default return
3799 (graphite_create_new_loop): Don't fold_convert the already
3800 fold_convert-ed expression.
3802 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
3804 PR tree-optimization/38446
3805 * gcc.dg/graphite/pr38446.c: New.
3806 * graphite.c (register_bb_in_sese): New.
3807 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3808 looking at the bbs in the region.
3809 * graphite.h (sese): Add region_basic_blocks pointer set to
3810 structure and initialize at the time of defining new scop.
3812 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
3814 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3815 (find_params_in_bb): Do not free data refs.
3816 (free_graphite_bb): Add FIXME on disabled free_data_refs.
3818 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3820 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3821 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3822 * testsuite/gcc.dg/graphite/block-5.c: New.
3823 * testsuite/gcc.dg/graphite/block-6.c: New.
3824 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3825 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3826 * testsuite/gcc.dg/graphite/block-2.c: Same.
3828 * graphite.c (struct ivtype_map_elt): New.
3829 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3830 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3831 gcc_type_for_cloog_iv): New.
3832 (loop_iv_stack_patch_for_consts): Use the type of the induction
3833 variable from the original loop, except for the automatically
3834 generated loops, i.e., in the case of a strip-mined loop, in
3835 which case there is no original loop: in that case just use
3837 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3838 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3839 (clast_name_to_gcc): Accept params to be NULL.
3840 (clast_to_gcc_expression): Take an extra parameter for the type.
3841 Convert to that type all the expressions built by this function.
3842 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3843 (graphite_translate_clast_equation): Compute the type of the
3844 clast_equation before translating its LHS and RHS.
3845 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3846 (graphite_create_new_loop): Compute the type of the induction
3847 variable before translating the lower and upper bounds and before
3848 creating the induction variable.
3849 (rename_variables_from_edge, rename_phis_end_scop): New.
3850 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3851 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3852 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3853 compute_cloog_iv_types): New.
3854 (gloog): Call compute_cloog_iv_types before starting the
3855 translation of the clast.
3857 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3858 (GBB_CLOOG_IV_TYPES): New.
3859 (debug_ivtype_map): Declared.
3860 (oldiv_for_loop): New.
3862 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3865 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3866 (param_index): Assert if parameter is not know after parameter
3868 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3869 (find_scop_parameters): Mark, that we have finished parameter
3871 (graphite_transform_loops): Move condition detection before parameter
3873 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3874 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3876 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3878 * graphite.c (graphite_transform_loops): Always call find_transform ()
3879 in ENABLE_CHECKING. So we test these code paths, even if we do not
3882 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3884 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3885 (print_scop): Ditto.
3887 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3890 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3891 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3892 regions more than once.
3894 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3896 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3897 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3900 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3902 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3903 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3904 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3905 (max_precision_type): New.
3906 (value_clast): Removed.
3907 (clast_to_gcc_expression): Be more careful to types of expressions.
3908 Use max_precision_type and update use of gmp_cst_to_tree.
3909 (graphite_translate_clast_equation): Use max_precision_type.
3910 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3911 use the type of the condition.
3912 (graphite_create_new_loop): Do not use integer_type_node, use the
3913 max_precision_type of lb and ub.
3915 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3917 * graphite.c (build_scops_1): Initialize open_scop.exit
3920 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3922 * testsuite/gcc.dg/graphite/pr38084.c: New.
3923 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3924 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3925 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3926 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3927 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3929 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3930 Jan Sjodin <jan.sjodin@amd.com>
3931 Harsha Jagasia <harsha.jagasia@amd.com>
3943 * testsuite/gcc.dg/graphite/pr38073.c: New.
3944 * testsuite/gcc.dg/graphite/pr37928.c: New.
3945 * testsuite/gcc.dg/graphite/pr37883.c: New.
3946 * testsuite/gcc.dg/graphite/pr38125.c: New.
3947 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3948 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3949 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3951 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3952 the number of detected scops. Copy exact same test for loop
3954 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3955 loops to be blocked as reductions are not handled.
3956 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3958 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3959 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3961 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3962 * Makefile.in (graphite.o): Depend on value-prof.h.
3963 (graphite.o-warn): Removed -Wno-error.
3964 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3965 to be a NULL pointer. Call update_stmt. Return the newly created
3966 cannonical induction variable.
3968 * graphite.h (debug_rename_map): Declared. Fix some comments.
3970 * graphite.c: Reimplement the code generation from graphite to gimple.
3971 Include value-prof.h.
3972 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3973 (get_old_iv_from_ssa_name): Removed.
3974 (graphite_stmt_p): New.
3975 (new_graphite_bb): Test for useful statements before building a
3976 graphite statement for the basic block.
3977 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3978 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3980 (recompute_all_dominators, graphite_verify,
3981 nb_reductions_in_loop, graphite_loop_normal_form): New.
3982 (scop_record_loop): Call graphite_loop_normal_form.
3983 (build_scop_loop_nests): Iterate over all the blocks of the
3984 function instead of relying on the incomplete information from
3985 SCOP_BBS. Return the success of the operation.
3986 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3987 (add_bb_domains): Removed.
3988 (build_loop_iteration_domains): Don't call add_bb_domains.
3989 Add the iteration domain only to the basic blocks that have been
3990 translated to graphite.
3991 (build_scop_conditions_1): Add constraints only if the basic
3992 block have been translated to graphite.
3993 (build_scop_data_accesses): Completely disabled until data
3994 dependence is correctly implemented.
3995 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3996 (remove_all_edges_1, remove_all_edges): Removed.
3997 (get_new_name_from_old_name): New.
3998 (graphite_rename_variables_in_stmt): Renamed
3999 rename_variables_in_stmt. Call get_new_name_from_old_name.
4000 Use replace_exp and update_stmt.
4001 (is_old_iv): Renamed is_iv.
4002 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4003 Use replace_exp and update_stmt.
4004 (expand_scalar_variables_expr): Same. Use the map to get the
4005 new names for the renaming of induction variables and for the
4006 renaming of variables after a basic block has been copied.
4007 (expand_scalar_variables): Same.
4008 (graphite_rename_variables): Renamed rename_variables.
4009 (move_phi_nodes): Removed.
4010 (get_false_edge_from_guard_bb): New.
4011 (build_iv_mapping): Do not insert the induction variable of a
4012 loop in the renaming iv map if the basic block does not belong
4014 (register_old_new_names, graphite_copy_stmts_from_block,
4015 copy_bb_and_scalar_dependences): New.
4016 (translate_clast): Heavily reimplemented: copy basic blocks,
4017 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4018 At each translation step call graphite_verify ensuring the
4019 consistency of the SSA, loops and dominators information.
4020 (collect_virtual_phis, find_vdef_for_var_in_bb,
4021 find_vdef_for_var_1, find_vdef_for_var,
4022 patch_phis_for_virtual_defs): Removed huge hack.
4023 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4024 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4025 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4026 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4027 if_region_get_condition_block, if_region_set_false_region,
4028 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4029 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4030 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4031 rewrite_into_sese_closed_ssa): New.
4032 (gloog): Remove dead code. Early return if code cannot be
4033 generated. Call cleanup_tree_cfg once the scop has been code
4035 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4036 block loops with less than two loops.
4037 (graphite_apply_transformations): Remove the call to
4038 scop_remove_ignoreable_gbbs.
4039 (limit_scops): When build_scop_loop_nests fails, continue on
4040 the next scop. Fix open_scop.entry.
4041 (graphite_transform_loops): Call recompute_all_dominators: force the
4042 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4043 Call initialize_original_copy_tables and free_original_copy_tables
4044 to be able to copy basic blocks during code generation.
4045 When build_scop_loop_nests fails, continue on next scop.
4046 (value_clast): New union.
4047 (clast_to_gcc_expression): Fix type cast warning.
4049 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4051 * Merge from mainline (r140838:141727).
4053 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4057 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4059 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4063 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4064 exits and conditions.
4065 * testsuite/gcc.dg/graphite/pr37943.c: New.
4067 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4070 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4072 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4074 * doc/invoke.texi: Fix spaces.
4076 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4078 PR tree-optimization/37891
4079 Reverted last commit.
4080 * graphite.c (create_single_entry_edge): Set
4081 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4083 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4084 Mitul Thakkar <mitul.thakkar@amd.com>
4086 * graphite.c (create_single_entry_edge): Set
4087 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4089 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4091 * doc/invoke.texi: Add -fgraphite-identity.
4092 * graphite.c (graphite_apply_transformations): Check for
4093 -fgraphite-identity.
4094 * toplev.c (process_options): Add flag_graphite_identity.
4095 * tree-ssa-loop.c: Add flag_graphite_identity.
4097 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4099 Undo changes from 2008-10-02:
4100 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4101 operand type when copying the operand to a variable of different type.
4102 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4103 with the IV name after increment.
4105 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4106 Harsha Jagasia <harsha.jagasia@amd.com>
4108 PR tree-optimization/37828
4109 * testsuite/gcc.dg/graphite/pr37828.c: New.
4110 * graphite.c (graphite_trans_loop_block): Do not loop block
4111 single nested loops.
4113 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4114 Sebastian Pop <sebastian.pop@amd.com>
4116 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4117 rename_map_elt_info, eq_rename_map_elts): New.
4118 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4119 (expand_scalar_variables_expr): Change parameters.
4120 (expand_scalar_variables_stmt): Same.
4121 (expand_scalar_variables): Same.
4122 (graphite_rename_ivs): Rename graphite_rename_variables.
4123 (build_iv_mapping): New.
4124 (translate_clast): Call build_iv_mapping.
4125 * graphite.h (gbb_p): New name.
4127 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4129 PR tree-optimization/37684
4130 * gcc.dg/graphite/pr37684.c: New.
4131 * graphite.c (exclude_component_ref): New.
4132 (is_simple_operand): Call exclude_component_ref.
4134 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4135 Harsha Jagasia <harsha.jagasia@amd.com>
4137 PR tree-optimization/37485
4138 * gcc.dg/graphite/block-2.c: New
4139 * graphite.c (gmp_cst_to_tree): Moved.
4140 (iv_stack_entry_is_constant): New.
4141 (iv_stack_entry_is_iv): New.
4142 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4143 (loop_iv_stack_insert_constant): New.
4144 (loop_iv_stack_pop): Use new datatpype.
4145 (loop_iv_stack_get_iv): Same.
4146 (loop_iv_stack_get_iv_from_name): Same.
4147 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4148 (loop_iv_stack_patch_for_consts): New.
4149 (loop_iv_stack_remove_constants): New.
4150 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4151 (translate_clast): Call loop_iv_stack_patch_for_consts and
4152 loop_iv_stack_remove_constants.
4153 (gloog): Use new datatype. Redirect construction edge to end
4154 block to avoid accidental deletion.
4155 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4157 (union iv_stack_entry_data): New. Data in iv stack entry.
4158 (struct iv_stack_entry): New. Datatype for iv stack entries.
4160 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4162 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4163 operand type when copying the operand to a variable of different type.
4165 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4167 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4168 with the IV name after increment.
4170 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4172 * Merge from mainline (r140164:140838).
4174 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4176 * graphite-data-ref.c: New.
4177 * graphite.c (print_scop): Also dump the dependence graph.
4178 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4179 (new_scop): Initialize SCOP_DEP_GRAPH.
4180 (build_scop_dynamic_schedules): New.
4181 (build_access_matrix_with_af): Fixed column numbering.
4182 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4183 * graphite.h: Add ifndef/define guards against multiple inclusion.
4184 (struct scop): Add dep_graph field.
4185 (SCOP_DEP_GRAPH): Defined.
4186 (ref_nb_loops): Fixed and moved to other position.
4187 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4188 (nb_loops_around_loop_in_scop): New.
4189 (graphite_dump_dependence_graph): Declared.
4190 (graphite_build_rdg_all_levels): Declared.
4191 (graphite_test_dependence): Declared.
4192 * Makefile.in (graphite-data-ref.o): New target.
4194 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4196 * Merge from mainline (139870:140164).
4198 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4200 * Merge from mainline (138275:139870).
4201 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4202 the commits from trunk broke the niter detection.
4204 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4206 * graphite.c: Add more documentation. Fix formatting.
4207 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4208 loop_iv_stack_debug): Moved...
4209 (schedule_to_scattering): Move before use.
4210 (dot_all_scops): Include in "#if 0" the code for system
4213 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4214 loop_iv_stack_debug): ...here.
4216 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4218 * tree-phinodes.c (make_phi_node): Extern.
4219 (add_phi_node_to_bb): New.
4220 (create_phi_node): Call add_phi_node_to_bb.
4221 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4222 (remove_statement): Handle case where stored phi was updated
4223 and is no longer the same.
4224 * graphite.c (is_parameter): New.
4226 (expand_scalar_variables_expr): New.
4227 (expand_scalar_variables_stmt): New.
4228 (expand_scalar_variables): New.
4229 (move_phi_nodes): Create new phi instead of moving old one.
4230 (translate_clast): Call expand_scalar_variables.
4231 (find_vdef_for_var_in_bb): Also scan regular definitions.
4232 (skip_phi_defs): New.
4233 (collect_scop_exit_phi_args): New.
4234 (patch_scop_exit_phi_args): New.
4235 (gloog): Patch phis after scop.
4236 * tree-flow.h: (add_phi_node_to_bb): Declared.
4237 (make_phi_node): Declared.
4239 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4241 * graphite.c (end_scop): Split the entry of the scop when it
4242 is the header of the loop in which the scop is ending.
4243 (build_scops_1, limit_scops): Update uses of end_scop.
4245 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4247 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4248 SCOP_ENTRY or SCOP_EXIT.
4250 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4252 * graphite.c (get_construction_edge): Removed.
4253 (gloog): Construction edge is the scop entry edge.
4255 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4257 * graphite.c (can_generate_for_scop): Removed.
4258 (gloog): Do not call it.
4260 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4262 * graphite.c (new_scop): Entry of a scop is an edge.
4263 Initialize SESE region.
4264 (free_scop): Free SESE region.
4265 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4266 (split_difficult_bb): New, split from end_scop.
4267 (end_scop): Exit of a scop is an edge.
4268 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4269 not automatically updated and thus is always wrong.
4270 * graphite.h (struct sese): New.
4273 (struct scop): New field for a SESE region. Remove entry, exit.
4274 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4275 semantics as before. Moved comment around.
4277 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4278 Sebastian Pop <sebastian.pop@amd.com>
4280 * graphite.c (graphite_transform_loops): Always enable gloog
4281 and find_transform when ENABLE_CHECKING.
4283 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4285 * graphite.c (graphite_transform_loops): Move pretty printer
4286 of SCOPs before doing any transform. Remove call to print_scops
4287 and dot_all_scops_1.
4289 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4291 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4292 (print_graphite_bb): Same.
4294 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4296 * graphite.c (dot_all_scops_1): Cleanup.
4297 (move_scops): Fix comment.
4299 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4301 * graphite.c (build_scop_bbs): Revert commit 139355:
4303 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4304 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4306 * graphite.c (build_scop_bbs): Factor up code.
4308 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4310 * graphite.c (gloog): Update dominator info.
4312 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4314 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4316 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4318 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4320 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4321 (translate_clast): Correct formatting.
4322 * graphite.h (struct num_map): Removed.
4323 (struct graphite_bb): Remove num_map field.
4324 (GBB_INDEX_TO_NUM_MAP): Removed.
4326 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4328 * graphite.c (build_access_matrix_with_af): Fix comments.
4329 (build_scop_data_accesses): Same.
4331 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4333 * graphite.c (build_scop_data_accesses): Don't construct
4334 access matrices. Add a FIXME and an assert condition that
4335 should pass when the access matrices will be needed.
4337 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4339 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4341 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4342 Moved close by free_graphite_bb.
4343 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4344 (new_scop): Move close by free_scop.
4345 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4347 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4349 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4350 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4351 instead of recursive call.
4352 (graphite_translate_clast_equation): New.
4353 (graphite_create_guard_cond_expr): New.
4354 (graphite_create_new_guard): New.
4355 (get_stack_index_from_iv): Removed.
4356 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4357 (get_true_edge_from_guard_bb): New.
4358 (translate_clast): Handle stmt_guard in clast.
4359 (get_construction_edge): Allow construction edge detection for
4360 a scope entry with multiple predecessors if one predecessor is
4361 the immediate dominator of scope entry.
4362 (can_generate_code_stmt): Enable code generation for clast_guard.
4363 (gloog): Use correct context loop. Removed check for post dominators.
4364 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4366 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4368 * graphite.c (remove_dead_loops): Document better which
4371 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4373 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4375 (graphite.o): Also depends on pointer-set.h.
4377 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4379 * graphite.c (scop_record_loop): Fix compile warning.
4381 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4382 Sebastian Pop <sebastian.pop@amd.com>
4384 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4386 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4388 * graphite.c (build_graphite_bb): Initialize bb->aux to
4389 point to the graphite_bb_p.
4390 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4392 (add_bb_domains): Does not use the scop parameter.
4393 (graphite_transform_loops): Clean bb->aux at the end.
4395 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4396 Sebastian Pop <sebastian.pop@amd.com>
4398 * testsuite/lib/target-supports.exp
4399 (check_effective_target_fgraphite): New.
4401 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4402 check_effective_target_fgraphite returns false.
4403 Set dg-do-what-default to compile.
4404 (scan-graphite-dump-times): Removed.
4405 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4407 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4408 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4409 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4410 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4411 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4412 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4413 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4414 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4415 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4416 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4417 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4418 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4419 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4420 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4421 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4422 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4423 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4424 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4425 * testsuite/gcc.dg/graphite/block-0.c: Same.
4426 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4427 * testsuite/gcc.dg/graphite/block-1.c: Same.
4428 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4429 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4430 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4431 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4432 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4434 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4436 * graphite.c: Fix some XXX comments.
4437 (build_scop_dynamic_schedules): Removed.
4439 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4441 * graphite.h (scop_max_loop_depth): Moved...
4442 * graphite.c (scop_max_loop_depth): ...here.
4443 (remove_all_edges_1): New.
4444 (remove_all_edges): Factored code.
4445 (remove_cond_exprs): Check only the last statement for
4446 a GIMPLE_COND expression.
4448 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4450 * graphite.c (scan_tree_for_params): Early return when the
4451 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4452 (find_scop_parameters): Factor out code.
4453 (graphite_trans_bb_strip_mine): Remove dead code.
4455 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4457 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4458 graphite_trans_bb_move_loop): Factor asserts.
4459 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4460 Do not call calculate_dominance_info and estimate_bb_frequencies.
4462 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4464 * graphite.c (create_loops_mapping, free_loops_mapping,
4465 create_loops_mapping_num, debug_loop_mapping_1,
4466 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4467 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4468 graphite_loops_mapping_add_child_num,
4469 graphite_loops_mapping_insert_child,
4470 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4471 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4472 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4473 create_num_from_index, get_num_from_index,
4474 swap_loop_mapped_depth): Removed.
4475 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4476 (free_scop): Do not call free_loops_mapping.
4477 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4478 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4479 get_loop_mapped_depth.
4480 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4481 (graphite_trans_bb_strip_mine): Same.
4482 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4483 (struct scop): Remove field loops_mapping.
4485 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4486 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4488 * graphite.c (scop_record_loop): Factor out one level of the
4489 condition by early return.
4490 (build_scop_loop_nests): Format following FSF coding style.
4491 (build_scop_dynamic_schedules): Factor out code.
4492 (scopdet_bb_info): Reindent. Default case should not be reachable.
4494 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4495 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4497 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4498 assignments that are not handled as simple operands for now.
4500 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4501 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4503 * graphite.c (build_scop_bbs): Factor up code.
4505 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4506 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4508 * graphite.c (stmt_simple_for_scop_p): Factor code out
4510 (enum gbb_type): New. Group all the GBB_* types under it.
4511 (is_loop_exit): Moved...
4512 (end_scop): Enable BB spliting.
4513 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4514 * cfgloop.h (is_loop_exit): Declared.
4516 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4518 * doc/invoke.texi: Remove strides from examples containing
4519 DO loops when the strides are equal to 1.
4521 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4522 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4524 * graphite.c (graphite_trans_scop_block): Or the result with
4525 the result from graphite_trans_loop_block.
4526 * testsuite/gcc.dg/graphite/block-1.c: New.
4527 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4528 * testsuite/gfortran.dg/graphite/block-2.f: New.
4530 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4532 * graphite.c (graphite_transform_loops): Call cloog_initialize
4535 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4537 * tree-data-ref.c) (stmt_simple_memref_p): New.
4538 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4539 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4540 (is_simple_operand): Call stmt_simple_memref_p.
4542 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4543 using pointer arithmetic, as this is optimized by PRE and
4544 makes the code too difficult to analyze.
4546 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4548 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4550 * gdbinit.in (pgg): New.
4552 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4554 * graphite.c (graphite_trans_loop_block): Fix warning.
4556 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4558 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4560 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4562 * graphite.c (graphite_trans_bb_block): Remove check for
4563 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4564 Check if loop blocking is profitable for every loop, before applying
4566 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4567 if flag_loop_block is set.
4569 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4571 * graphite.c: Add some more documentation for the loop
4574 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4576 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4577 * graphite.c: Format on less than 80 columns.
4580 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4582 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4584 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4586 * doc/invoke.texi (floop-block, floop-strip-mine,
4587 floop-interchange): Update documentation with examples.
4589 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4591 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4593 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4595 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4597 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4598 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4599 * tree-scalar-evolution.c: Revert useless changes.
4600 * tree-phinodes.c: Same.
4603 * tree-vectorizer.h: Same.
4604 * tree-flow.h: Same.
4606 * common.opt (fgraphite): Update documentation.
4608 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4610 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4611 -floop-interchange): Add more text for explaining what each of these
4613 * tree-into-ssa.c (gimple_vec): Moved to...
4614 * graphite.c: Include gimple.h.
4615 (gimple_vec): Moved to...
4616 (del_loop_to_cloog_loop): Removed.
4617 (loop_affine_expr): Do not call create_data_ref when the
4618 operand is a constant.
4619 (new_scop): Use free instead of del_loop_to_cloog_loop.
4620 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4621 * gimple.h (gimple_vec): ... here.
4623 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4625 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4627 (build_loop_iteration_domains): Fail, if latch executions unknown.
4629 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4631 * graphite.c (add_conditions_to_domain): New.
4632 (build_scop_conditions_1): Call add_conditions_to_domain.
4633 (set_cloog_options): Allow to disable optimizations.
4635 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4637 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4638 Do not use walk_dominator_tree.
4639 (find_scop_parameters): Do not use walk_dominator_tree.
4641 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4643 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4644 (idx_record_params): Adapt.
4645 * graphite.h (scop_gimple_loop_depth): New.
4647 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4649 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4650 (scan_tree_for_params): Remove value_init.
4651 (build_scop_context): Remove value_init.
4652 (build_loop_iteration_domains): Remove value_init.
4653 (schedule_to_scattering): Remove value_init.
4654 (graphite_trans_bb_strip_mine): Remove value_init.
4656 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4658 * gcc/graphite.c (limit_scops): New.
4659 (graphite_transform_loops): Add limit SCoPs.
4660 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4661 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4662 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4663 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4664 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4665 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4666 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4667 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4668 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4669 Change loop numbers.
4670 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4671 Change loop numbers.
4672 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4673 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4674 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4675 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4676 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4677 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4678 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4679 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4680 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4681 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4683 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4685 * graphite.c (graphite_transform_loops): Call always find_transform.
4687 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4689 * graphite.c (free_loops_mapping): New.
4690 (stmt_simple_for_scop_p): Fix typo.
4691 (stmt_simple_for_scop_p): Fix tuples functions, that
4693 (free_graphite_bb): Fix some memleaks.
4694 (free_scop): Fix some memleaks.
4695 (scopdet_bb_info): Do not forget some tmp SCoPs.
4696 (find_params_in_bb): Fix some memleaks.
4697 (clast_to_gcc_expression): Fix warning.
4699 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4701 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4702 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4704 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4706 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4707 Move code ifdef-ed HAVE_cloog...
4708 * graphite.c: Include toplev.h.
4710 * Makefile.in (OBJS-common): Always build graphite.o.
4711 (BACKEND): Remove @GRAPHITE@.
4712 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4713 (graphite.o): Depend on TOPLEV_H.
4715 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4717 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4718 Remove typo left from polylib to ppl conversion.
4719 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4721 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4723 * toplev.c (process_options): Move the graphite loop optimization
4725 * tree-ssa-loop.c (graphite_transforms): ... here.
4726 When not configured with CLooG, print to dump_file that
4727 Graphite transforms were not performed.
4728 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4730 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4731 scan-graphite-dump-times.
4733 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4735 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4736 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4738 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4739 Jan Sjodin <jan.sjodin@amd.com>
4741 * configure: Regenerated.
4742 * omp-low.c (expand_omp_sections): Remove now unused code.
4743 * config.in (HAVE_polylib): Removed.
4744 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4745 (PPLLIBS, PPLINC): Added.
4746 * graphite.c: Replace unsigned with int wherever possible.
4747 Don't access Cloog's data structures, but use accessor functions.
4748 Clast's stmt->type is now implemented as a vtable: change the
4749 switches of stmt->type into ifs.
4750 (polylib/polylibgmp.h): Don't include.
4751 (initialize_dependence_polyhedron,
4752 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4753 statement_precedes_p, test_dependence, build_rdg_all_levels,
4754 dump_dependence_graph): Removed until this code is cleaned up
4756 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4757 (POLYLIBINC): Renamed PPLINC.
4759 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4760 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4761 Jan Sjodin <jan.sjodin@amd.com>
4763 Finish the merge and tuplification of graphite.
4765 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4766 Jan Sjodin <jan.sjodin@amd.com>
4768 Partial merge from mainline (138072:138275).
4769 * graphite.c still has to be tuplified.
4771 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4773 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4774 (create_num_from_index): New.
4775 (get_num_from_index): Also pass in the graphite BB.
4776 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
4777 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
4778 (graphite_trans_bb_strip_mine): Call create_num_from_index.
4779 (is_interchange_valid): Return false when failing.
4780 * graphite.h (struct num_map): New.
4781 (struct graphite_bb): New field num_map.
4782 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
4784 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
4786 * graphite.c (dump_gbb_conditions): Print also conditions like
4787 "if (a)". Remove dublicated code and use print_generic_expr ().
4788 (stmt_simple_for_scop_p): Only allow conditions we can handle
4791 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4793 * graphite.h (struct scop): Removed new_ivs field.
4794 (SCOP_NEWIVS): Deleted.
4795 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
4796 clast_to_gcc_expression, graphite_create_new_loop):
4797 Removed use of new_ivs.
4799 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4801 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
4802 create_loops_mapping_num, debug_loop_mapping_1): New.
4803 (debug_loop_mapping): Call debug_loop_mapping_1.
4804 (get_loop_mapping_for_num,
4805 graphite_loops_mapping_add_child,
4806 graphite_loops_mapping_add_child_num,
4807 graphite_loops_mapping_insert_child,
4808 graphite_loops_mapping_parent,
4809 split_loop_mapped_depth_for_num,
4810 loop_mapped_depth_split_loop): New.
4811 (increment_loop_mapped_depths): Removed.
4812 (swap_loop_mapped_depth_for_num): Reimplemented.
4813 (new_scop): Call create_loops_mapping.
4814 (scop_record_loop): Call graphite_loops_mapping_insert_child.
4815 (translate_clast): Pass the old loop father in parameter, and pass
4816 it to get_old_iv_from_ssa_name.
4817 (remove_edges_around_useless_blocks, can_generate_code_stmt,
4818 can_generate_code, can_generate_for_scop): New.
4819 (graphite_trans_bb_block): Returns false when it fails to transform.
4820 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
4822 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4824 Reverted all the changes related to the streamization and
4826 These changes are now tracked in the streamization branch.
4828 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4829 Jan Sjodin <jan.sjodin@amd.com>
4831 * graphite.c (gbb_compare): Correctly constify.
4832 (gbb_can_be_ignored): Indent.
4833 (graphite_trans_scop_swap_1and2): Add legality check.
4836 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4838 Remove fallouts from "Reverted the Condate changes".
4839 * tree.h: Remove unused decl.
4840 * testsuite/gcc.dg/tree-checker: Same.
4841 * timevar.def: Remove counter.
4843 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4845 * Merge from mainline (135673:138072).
4847 Reverted the MIRO changes (from 2008-04-05) that are now
4848 tracked in the miro branch.
4849 * tree-bounds.c: Removed.
4850 * tree-bounds.h: Removed.
4852 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4853 are now tracked in the condate branch.
4854 * tree-check.c: Removed.
4855 * tree-match.c: Removed.
4856 * condate.y: Removed.
4858 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4860 * common.opt: New user flag -floop-block, -floop-strip-mine
4861 and -floop-interchange.
4862 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4863 graphite loop optimization flags is turned on.
4864 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4865 flag_loop_strip_mine and flag_loop_interchange checks before
4867 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4868 -floop-strip-mine and -floop-interchange.
4869 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4871 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4872 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4873 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4875 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4876 Sebastian Pop <sebastian.pop@amd.com>
4878 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4879 (create_empty_loop_on_edge): More fixes.
4880 * tree-phinodes.c (resize_phi_node): Extern.
4881 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4882 * cfghooks.c (update_dominator_information): New split from
4884 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4885 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4886 successor of the function entry block.
4888 * graphite.c: Include pointer-set.h.
4889 (debug_loop_mapping, increment_loop_mapped_depths,
4890 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4891 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4892 swap_loop_mapped_depth_for_num, get_num_from_index,
4893 swap_loop_mapped_depth, loop_iv_stack_debug,
4894 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4895 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4896 get_old_iv_from_ssa_name): New.
4897 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4898 (free_scop): Free SCOP_LOOPS_MAPPING.
4899 (scop_record_loop): Record old ivs.
4900 (create_var_name): Removed.
4901 (initialize_cloog_names): Allocate double space in case strip mine
4902 applies to all loops once.
4903 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4904 (clast_to_gcc_expression): Same. Implement more clast to gimple
4906 (graphite_create_new_loop): Pass in ivstack.
4907 (remove_all_edges): Pass in the construction_edge.
4908 (graphite_remove_iv): Removed.
4909 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4910 remove_cond_exprs): Rewritten.
4911 (move_phi_nodes): New.
4912 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4913 (translate_clast): Pass in ivstack. Rewrite some cases.
4914 (set_cloog_options, debug_clast_stmt): New.
4915 (find_transform): Use set_cloog_options.
4916 (outermost_loop_layer): Removed.
4917 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4918 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4919 mark_old_loops, remove_dead_loops): New.
4921 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4922 (const_column_index, get_first_matching_sign_row_index,
4923 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4924 get_upper_bound): New.
4925 (graphite_trans_bb_strip_mine): Also update the iv map.
4927 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4928 (struct name_tree): Add a loop field.
4929 (struct scop): Add a graphite_loops_mapping field.
4930 (SCOP_LOOPS_MAPPING): New.
4931 (debug_clast_stmt): Declare.
4932 * lambda.h (find_induction_var_from_exit_cond): Declare.
4933 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4934 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4935 (create_empty_loop_on_edge): Updated.
4936 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4937 rename_variables_in_bb): Declare.
4938 * tree-cfg.c (remove_bb): Extern.
4940 * testsuite/gcc.dg/graphite/block-0.c: New.
4942 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4943 Sebastian Pop <sebastian.pop@amd.com>
4945 * graphite.c (strip_mine_profitable_p): New.
4946 (graphite_trans_bb_block): Disable strip mining if not profitable.
4948 * testsuite/gcc.dg/graphite/scop-18.c: New.
4949 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4950 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4952 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4953 Jan Sjodin <jan.sjodin@amd.com>
4954 Sebastian Pop <sebastian.pop@amd.com>
4956 * graphite.c (is_interchange_valid): New.
4957 (graphite_trans_bb_block): Check loop nest of basic block for legality
4960 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4961 outer_most_loop, gbb_outer_most_loop_index): New.
4963 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4964 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4965 * testsuite/gcc.dg/graphite/scop-16.c: New.
4966 * testsuite/gcc.dg/graphite/scop-17.c: New.
4968 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4970 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4971 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4973 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4975 * graphite.c (new_scop): Initialize SCOP_EXIT.
4976 (scopdet_info): Add.
4977 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4978 (build_scops_1): Cleanup, bugfixes.
4979 (build_scops): Cleanup.
4981 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4982 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4984 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4986 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4988 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4989 DEFAULT_GRAPHITE_FLAGS.
4991 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4993 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4995 * graphite.c (scan_tree_for_params): Do not assert any more if
4996 MULT_EXPR parameter is negative.
4998 * testsuite/gfortran.dg/graphite/scop-1.f: New.
5000 * testsuite/gfortran.dg/graphite/graphite.exp: New.
5002 * testsuite/gcc.dg/graphite/scop-15.c: New.
5004 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5006 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5008 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5010 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5011 graphite_swap_loops.
5012 (graphite_trans_bb_move_loop): New.
5013 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5014 (graphite_trans_bb_block): New.
5015 (graphite_trans_loop_block): New.
5016 (graphite_trans_scop_swap_1and2): Rename from
5017 graphite_trans_swap_1and2.
5018 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5019 (graphite_trans_scop_block): New.
5020 (graphite_apply_transformations): Rename from
5021 graphite_transformations.
5023 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
5025 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5027 * graphite.c (gbb_compare): New.
5028 (graphite_sort_gbbs): New.
5029 (gbb_can_be_ignored): New.
5030 (scop_remove_ignoreable_gbbs): New.
5031 (graphite_transformations): Cleanup and add
5032 scop_remove_ignoreable_gbbs.
5033 * lambda.h (lambda_vector_compare): New.
5035 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5037 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5038 (graphite_swap_loops): int -> unsigned
5039 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5040 (graphite_transformations): New.
5041 (graphite_transform_loops): Move to graphite_transformations.
5042 * graphite.h (gbb_nb_loops): Return unsigned.
5044 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5046 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5047 the domain matrix. This makes scop-0.c work again.
5049 2008-06-20 Richard Guenther <rguenther@suse.de>
5051 * graphite.h: Adjust copyright to GPLv3.
5052 * graphite.c: Likewise.
5053 (stmt_simple_memref_for_scop_p): Split out from ...
5054 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5056 (get_bb_type): Optimize.
5058 (is_bb_addable): Fix memleak, replace is_pred call with
5060 (build_scops): Use current_loops.
5061 (param_index): Fix memleak.
5063 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5065 * graphite.c: Fix formatting.
5067 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5069 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5070 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5071 (create_var_name, save_var_name): Newly defined functions.
5072 (initialize_cloog_names): Part of the code factored out to
5074 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5075 in clast_reduction statement.
5076 (graphite_create_new_loop): Now takes a new parameter
5078 (translate_clast): Now also takes the context_loop and bb_exit
5079 parameters. Rewritten the code so that it creates a gimple code
5080 inside the given context.
5081 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5082 remove_cond_expr, disconnect_cond_expr,
5083 disconnect_virtual_phi_nodes): Newly defined functions.
5084 * graphite.h (struct scop): added old_ivs vector.
5085 SCOP_OLDIVS: New macro.
5087 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5089 * cfgloopmanip.c: Add missing function comments, fix formatting.
5091 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5093 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5094 (create_empty_loop_on_edge): Defined.
5095 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5097 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5098 (update_dominators_in_loop): Declared as extern
5099 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5101 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5103 * graphite.c (print_graphite_bb): Allow changing number of loops
5105 (initialize_cloog_names): Allow changing number of loops.
5106 (build_cloog_prog): Simplify.
5107 (find_transform): Enable cloog option --strides.
5108 (graphite_swap_loops): New.
5109 (graphite_strip_mine_loop): New.
5110 (graphite_trans_swap_1and2): New.
5111 (graphite_trans_strip): New.
5112 (graphite_transform_loops): Add graphite_trans_strip.
5113 * graphite.h (scop_max_loop_depth): New.
5115 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5117 * graphite.c (build_scop_iteration_domain): Remove forgotten
5118 line. (Fixes compile)
5120 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5122 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5123 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5124 (build_bb_loops): New.
5125 (graphite_transform_loops): Add build_bb_loops.
5126 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5128 * graphite.h (graphite_bb): Add loops.
5129 (gbb_nb_loops): New.
5130 (gbb_loop_at_index): New.
5131 (gbb_loop_index): New.
5132 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5133 using nb_params_in_scop.
5135 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5137 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5138 (build_scop_canonical_schedules): Build minimized schedule.
5139 (schedule_to_scattering): Adapt to minimized schedule.
5140 * graphite.h (graphite_bb): Add/Update descriptions.
5142 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5143 Tobias Grosser <grosser@fim.uni-passau.de>
5145 * graphite.c (print_graphite_bb): Add condition printing.
5147 (dump_gbb_conditions): New.
5148 (build_scop_conditions_1): New.
5149 (build_scop_conditions): New.
5150 * graphite.h (graphite_bb): Add conditions.
5152 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5154 * graphite.c (print_graphite_bb):
5155 (free_graphite_bb): New.
5156 (free_scop): Free bbs.
5157 (get_bb_type): Free doms.
5158 (build_scop_context): Free context matrix.
5159 (build_loop_iteration_domains): Remove unused code.
5160 (build_cloog_prog): Free scattering function and blocklist.
5161 (find_transform): Free options.
5163 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5165 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5166 Remove unnecessery cloog data structures. Make a copy of the domain
5167 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5168 unnecessary cloog data structures. Fix memory leaks. Remove insert
5169 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5171 (build_scop_iteration_domain): Remove unnecessary cloog
5172 data structures. Fix memory leaks.
5173 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5174 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5176 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5178 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5180 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5182 * graphite.c (end_scop): Style fix.
5183 (schedule_to_scattering): Style and comment fix.
5185 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5186 * graphite.c (print_graphite_bb): Fix definiton of
5187 schedule_to_scattering.
5188 (initialize_cloog_names): Change nb_scattdims to max loop
5190 (schedule_to_scattering): Take parameter for number of scattering
5192 (build_cloog_prog): Only build as much scattering dimensions as
5195 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5197 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5198 in polyhedron/aermod.f90.
5200 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5201 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5202 Harsha Jagasia <harsha.jagasia@amd.com>
5204 * graphite.c (is_bb_addable): Fix segfault.
5206 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5208 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5209 with multiple exits and conditional handling in edge cases.
5210 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5212 * testsuite/gcc.dg/graphite/scop-14.c: New.
5214 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5215 Adrien Eliche <aeliche@isty.uvsq.fr>
5217 * graphite.c (is_bb_addable): Add more comments and enhance
5218 readablity of the source code. Fix memory leak.
5219 (is_loop_exit): Fix memory leak.
5221 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5223 * graphite.c (first_loop_in_scop): Deleted.
5224 (setup_cloog_loop): Only walk the loop chain for inner loops.
5225 (build_scop_iteration_domain): Execute setup_cloog_loop for
5226 all loops in the first layer.
5228 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5230 * graphite.c (scan_tree_for_params): Change the way params are
5231 added to be indepenent of the number of loops.
5232 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5234 (build_cloog_prog): Revert to short matrix format.
5236 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5237 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5239 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5242 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5244 * graphite.c (nb_data_refs_in_scop): New.
5245 (graphite_transform_loops): Print more stats: number of
5246 loops, basic blocks and data references per scop.
5248 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5249 Jan Sjodin <jan.sjodin@amd.com>
5251 * graphite.c (loop_affine_expr, idx_record_params,
5252 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5253 instead of instantiate_parameters.
5255 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5257 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5258 add support for parameters, add STATIC_SCHEDULE at the right places,
5261 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5263 * graphite.c (build_scop_loop_nests): Only add the loops, that
5264 are contained completely in the SCoP.
5265 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5266 and the domains are fixed.
5267 (build_scop_canonical_schedules): Add support for bbs not contained
5270 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5272 * graphite.h (scop_contains_loop): Update comments to match
5273 the actual behavior.
5274 (scop_contains_loop): New.
5275 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5277 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5279 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5280 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5283 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5284 Tobias Grosser <grosser@fim.uni-passau.de>
5286 * graphite.c (graphite_transform_loops): Early return when
5287 there are no loops in the function.
5289 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5290 Jan Sjodin <jan.sjodin@amd.com>
5292 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5293 offset of the last loop.
5294 (setup_cloog_loop): Copy the entire outer constraint matrix.
5296 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5297 Jan Sjodin <jan.sjodin@amd.com>
5299 * graphite.c (stmt_in_scop_p, function_parameter_p,
5300 invariant_in_scop_p): Removed.
5301 (scan_tree_for_params): Can be used with no constraint
5302 matrix for gathering parameters.
5303 (idx_record_params): Don't use idx_record_param, instead use
5304 scan_tree_for_params.
5305 (find_scop_parameters): Same.
5306 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5307 Fix the size of loop domains.
5308 (schedule_to_scattering): Exit when the outer loop is not in scop.
5309 (find_transform): Enable build_cloog_prog.
5311 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5312 Jan Sjodin <jan.sjodin@amd.com>
5314 * graphite.c (schedule_to_scattering): Make scattering domains
5315 uniformly of the same size, as required by CLooG 0.14.0 and before.
5317 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5318 Jan Sjodin <jan.sjodin@amd.com>
5320 * graphite.c (schedule_to_scattering): Rewrite, correct the
5321 translation of the scheduling function to scattering.
5322 (build_cloog_prog): Call schedule_to_scattering only once.
5323 * graphite.h (scop_loop_index): Do not fail for loops not
5324 in the scop: return -1.
5326 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5328 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5329 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5330 (setup_cloog_loop): Export GBB_DOMAIN.
5331 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5332 able to rebuild the original control flow.
5333 * graphite.h (graphite_bb): Add domain field and access macro.
5336 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5338 * graphite.c (debug_gbb): New.
5339 (print_scop, build_graphite_bb): Use SCOP_BBS.
5340 (build_scop_bbs): Reimplemented.
5341 (dfs_bb_in_scop_p): Removed.
5342 (build_scop_loop_nests): Reorder loops inserted in
5343 SCOP_LOOP_NEST: outer loops should come first.
5344 (build_scop_canonical_schedules): Reinitialize at zero
5345 the components of the SCOP_STATIC_SCHEDULE for the loops
5346 that have already been parsed.
5348 * graphite.h (debug_gbb): Declared.
5350 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5351 Jan Sjodin <jan.sjodin@amd.com>
5353 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5354 (graphite_loop_to_gcc_loop): Removed.
5355 (remove_all_edges): New.
5356 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5357 (gloog): Remove useless code.
5359 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5361 * graphite.c (get_bb_type): Reworked. We distinguish between
5362 loops with one or multiple exits.
5363 (is_loop_exit): New.
5365 (is_bb_addable): Rework condition handling, now support for case
5366 case statements and loops with multiple exits.
5368 * testsuite/gcc.dg/graphite/scop-11.c: New.
5369 * testsuite/gcc.dg/graphite/scop-12.c: New.
5370 * testsuite/gcc.dg/graphite/scop-13.c: New.
5372 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5374 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5375 we have too many colors.
5377 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5379 * doc/invoke.texi (-ftree-loop-fusion): Document.
5380 * tree-pass.h (pass_loop_fusion): Declared.
5381 * tree-loop-fusion.c: New.
5382 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5383 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5384 * tree-data-ref.h (find_data_references_in_loop): Declared.
5385 * common.opt (ftree-loop-fusion): Declared.
5386 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5388 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5390 * graphite.c (build_access_matrix): Fix typo from the merge.
5392 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5394 * Merge from mainline (130800:135673).
5396 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5398 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5399 Update dominators after splitting.
5401 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5403 * graphite.c (is_bb_addable): Return the harmful statement.
5404 Factor up some code.
5405 (end_scop): New. Splits end of scope bbs on a harmful statement.
5406 (build_scops_1): Call end_scop.
5408 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5410 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5411 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5412 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5413 build_scops_1): Removed.
5414 (build_scops_2): Renamed build_scops_1.
5416 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5418 * graphite.c: Fix formatting.
5420 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5422 * graphite.c (get_bb_type): New.
5424 (build_scops_2): New.
5425 (is_bb_addable): New.
5426 (build_scops): Switch the scop detection.
5427 (build_scop_bbs): Add entry bb to scop.
5428 * graphite.h (struct scop): Update comment.
5430 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5432 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5435 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5437 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5438 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5439 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5440 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5441 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5443 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5445 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5446 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5447 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5448 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5449 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5451 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5453 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5454 Check affine expressions depending on the outermost loop
5456 (stmt_simple_for_scop_p): Same.
5457 (harmfule_stmt_in_scop): Same.
5459 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5461 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5462 mark entry and exit, that are not part of the SCoP and update HTML
5465 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5467 * graphite.c (basic_block_simple_for_scop_p): Renamed
5469 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5470 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5471 (all_preds_visited_p, all_succs_visited_p,
5472 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5473 scop_end_loop): New.
5474 (build_scops): Do not use dfs_enumerate_from.
5476 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5478 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5480 * graphite.c: Add comments to functions that are missing a
5482 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5484 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5486 * graphite.c (nb_params_in_scop): Moved...
5487 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5488 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5489 (clast_to_gcc_expression): Reduce column size to less than 80.
5490 (graphite_create_iv): Return the new name of the IV.
5491 (find_transform): Set options->esp and options->cpp.
5492 (gloog): Comment out the invalidation of the old loop code.
5493 (initialize_dependence_polyhedron): Replace scop_nb_params with
5496 * graphite.h (nb_params_in_scop): ... here.
5497 (scop_nb_params): Removed.
5498 (loop_domain_dim): Return something even when the loop was not
5499 found in the hash table: avoid ICEing on all the graphite.exp
5502 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5504 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5506 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5507 according to nesting level.
5508 (find_scop_parameters): Call instantiate_parameters.
5509 (scan_tree_for_params): Extend it to handle general affine bounds.
5510 Inner loop bound can depend on outer loop induction variable.
5511 (setup_cloog_loop): tmp variable is allocated on stack. Call
5512 instantiate_parameters with respect to outermost_loop_in_scop.
5513 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5515 (create_empty_loop): Function loopify should be given edge
5516 probability, instead of edge frequency. Dominance relation from
5517 switch_bb to loop_header.
5518 (clast_to_gcc_expression): Added handling of clast_reduction node.
5519 (gloog): New functionality for removing old loop.
5520 (test_dependence): Factored out from build_rdg_all_levels.
5521 (build_rdg_all_levels): Dependence testing factored out to
5522 test_dependence function.
5524 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5525 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5528 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5530 * graphite.c (free_scop, param_index, initialize_cloog_names,
5531 nb_params_in_scop): Use name_tree map instead of just a tree
5532 for keeping track of the variable name associated to that tree.
5533 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5534 clast_to_gcc_expression, graphite_create_iv,
5535 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5536 graphite_stmt_to_gcc_stmt): New.
5537 (gloog): Call these.
5538 * graphite.h (struct name_tree): New.
5539 (struct scop): Use name_tree instead of tree for params.
5540 Store a vector of name_tree for new_ivs.
5542 (scop_nb_params): Use name_tree instead of tree.
5544 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5545 Sebastian Pop <sebastian.pop@amd.com>
5547 * tree-bounds.c: New.
5548 * tree-bounds.h: New.
5549 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5550 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5551 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5555 * c-cppbuiltin.c: Same.
5559 * tree-outof-ssa.c: Same.
5561 * Makefile.in: Same.
5563 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5564 Sebastian Pop <sebastian.pop@amd.com>
5566 * tree-loop-distribution.c (remaining_stmts,
5567 upstream_mem_writes): Removed static variables.
5568 (copy_loop_before, create_bb_after_loop,
5569 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5570 rdg_build_components, rdg_build_partitions,
5571 dump_rdg_partitions): Extern.
5572 (generate_loops_for_partition, generate_code_for_partition): Do not
5574 (already_processed_vertex_p, predecessor_has_mem_write,
5575 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5576 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5577 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5578 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5579 Pass remaining_stmts and upstream_mem_writes as parameters.
5580 (rdg_component): Moved...
5581 (build_rdg_partition_for_component): Do not aggregate components when
5582 flag_streamize_loops is set.
5583 (gen_sequential_loops): New.
5584 (ldist_gen): Call gen_sequential_loops.
5586 * tree-pass.h (pass_loop_streamization): Declared.
5588 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5589 basic blocks when loops structures exist.
5591 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5593 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5595 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5596 eliminate_local_variables_stmt, eliminate_local_variables,
5597 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5598 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5599 of code delimited by two edges in the CFG.
5600 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5601 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5602 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5603 the case of parallelisation of reductions.
5604 (create_loop_fn): Extern.
5605 (create_omp_parallel_region): New.
5607 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5608 dump_data_reference for printing dra and drb.
5609 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5611 (build_rdg): Don't call free_dependence_relations for the moment, as
5612 we attach dependence relations on each edge of the RDG.
5615 * tree-data-ref.h (rdg_component): ...here.
5616 (struct rdg_edge): New field ddr_p relation.
5617 (RDGE_RELATION): New.
5618 (create_bb_after_loop, copy_loop_before,
5619 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5620 rdg_build_partitions, dump_rdg_partitions,
5621 free_rdg_components): Declared.
5623 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5624 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5626 * tree-loop-streamization.c: New.
5628 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5629 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5631 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5633 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5635 * passes.c: Schedule pass_loop_streamization.
5637 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5639 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5642 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5644 * graphite.c (dot_all_scops): Update formatting.
5645 Bbs can now be part of more than one SCoP.
5647 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5649 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5651 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5652 * graphite.h (loop_to_cloog_loop): New.
5654 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5656 * graphite.c (loop_domain_dim, ref_nb_loops,
5657 loop_iteration_vector_dim): New.
5658 (build_access_matrix_with_af, build_access_matrix,
5659 initialize_dependence_polyhedron): Fixed for new matrix layout.
5660 No longer assume that all iteration domains are of the same
5663 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5665 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5666 defined in a loop at depth 0 is invariant.
5667 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5668 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5669 be called at loop depth 0.
5671 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5673 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5674 (down_open_scop): Removed.
5675 (loop_in_scop_p): Redefined.
5676 (scop_affine_expr): New argument: scop.
5677 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5678 a harmful statement ending a scop.
5679 (basic_block_simple_for_scop_p): New argument: scop.
5680 (get_loop_start): Removed.
5681 (new_scop): Initialize SCOP_LOOPS.
5682 (free_scop): Free SCOP_LOOPS.
5683 (succs_at_same_depth, preds_at_same_depth): New.
5684 (end_scop): Test the validity of a scop.
5685 (add_dominators_to_open_scops): New.
5686 (test_for_scop_bound): Call add_dominators_to_open_scops.
5687 Add cases for opening and closing multiple scops.
5688 (build_scops, build_scop_bbs): Iterate over basic blocks in
5690 (build_graphite_bb): Pass scop directly.
5691 (dfs_bb_in_scop_p): New.
5692 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5694 (nb_loops_around_gb): Use loop_in_scop_p.
5695 (schedule_to_scattering): Disabled for the moment the code computing
5696 the "textual order for outer loop".
5698 * graphite.h (struct scop): New field loops.
5700 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5702 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5704 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5705 Sebastian Pop <sebastian.pop@amd.com>
5707 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5708 * common.opt (fstreamize-loops): New.
5709 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5710 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5711 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5712 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5714 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5716 * tree-data-ref.c (build_empty_rdg): New.
5717 (build_rdg): Use it.
5718 * tree-data-ref.h (build_empty_rdg): Declared.
5719 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5720 (find_vertex_for_stmt): Removed.
5721 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5723 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5725 * tree-loop-distribution.c (generate_builtin): After cancelling the
5726 loop tree, also delete basic blocks.
5727 (rdg_flag_uses): Stop recursion when a vertex has already been
5730 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5732 * graphite.c (build_scop_alpha): Removed.
5733 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5734 and dump_dependence_graph to avoid compiler warnings.
5736 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5738 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5739 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5740 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5741 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5742 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5743 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5744 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5745 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5746 dump_dependence_graph): New.
5747 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5749 (struct scop): New field loop2cloog_loop.
5750 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5751 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5753 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5755 * graphite.c (build_graphite_bb): Fix initialization
5756 of the graphite basic block.
5758 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5760 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5761 loop domain matrix. Pass in the number of loops contained in the
5763 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5764 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5765 loops that are not surrounding the current loop are not represented
5766 in the domain constraint matrix.
5767 (build_scop_iteration_domain): Initial domain constraint matrix
5768 contains only the eq/ineq, cst, and scop parameters columns.
5770 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5772 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5773 (print_graphite_bb): Print scattering.
5775 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5777 * graphite.c (initialize_cloog_names): Initialize names of
5778 scattering variables.
5780 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5782 * graphite.c (dot_all_scops_1): Disable debug output while
5785 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5787 * graphite.c (find_transform): Change cloog output language to C.
5789 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
5791 * tree-loop-distribution.c (generate_memset_zero,
5792 generate_builtin, generate_code_for_partition,
5793 rdg_flag_all_uses): New.
5794 (rdg_flag_uses): Gather in the same partition the statements defining
5795 the VUSES of the current statement.
5796 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
5797 Gather in the same partition not only the stores to the same memory
5798 access, but also the reads.
5799 (ldist_generate_loops): Renamed ldist_gen.
5801 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
5802 Tobias Grosser <grosser@fmi.uni-passau.de>
5804 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
5805 next pointer, don't use the inner pointer.
5807 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
5809 * graphite.c (dot_all_scops, dot_all_scops_1): New.
5810 (find_transform): Call dot_all_1.
5811 * graphite.h (dot_all_scops): Declared.
5813 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
5815 * tree-loop-distribution.c: Fix apsi.f ICE.
5816 (create_bb_after_loop): New.
5817 (generate_loops_for_partition): Use it.
5818 * testsuite/gfortran.dg/ldist-1.f90: New.
5820 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
5821 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5823 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5825 * graphite.c (find_transform): Dump cloog program sent to cloog.
5827 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5829 * graphite.c (initialize_cloog_names): Initialize cloog
5832 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5834 * graphite.c (build_scop_context): Fix typo, for the matrix
5835 format: insert '0 >= 0' instead of '-1 >= 0'.
5837 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5839 * Fix merge problems.
5841 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5843 * graphite.c (setup_cloog_loop): Fix typo.
5845 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5847 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5848 * tree-loop-distribution.c: Reimplemented.
5849 * tree-pass.h (pass_loop_distribution): New.
5850 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5852 * graphds.h (struct graph): New field indexes.
5853 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5855 * tree-vect-analyze.c: Remove declaration of static functions when not
5857 * tree-vectorizer.c: Same.
5858 (rename_variables_in_loop): Now extern.
5859 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5860 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5861 calling redirect_edge_and_branch_force.
5863 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5865 * tree-data-ref.c: Don't include tree-chrec.h.
5866 (debug_data_dependence_relations): New.
5867 (dump_data_dependence_relation): Call dump_data_reference on data refs
5869 (same_access_functions): Moved...
5870 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5871 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5872 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5873 struct rdg_vertex_info, ): New.
5874 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5876 (create_rdg_vertices): Initialize the htab of graph->indexes.
5877 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5878 (stmts_from_loop): Don't save LABEL_EXPR.
5879 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5880 hash_stmt_vertex_del): New.
5881 (build_rdg): Initialize rdg->indexes.
5882 (free_rdg, stores_from_loop, ref_base_address,
5883 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5884 have_similar_memory_accesses_1, ref_base_address_1,
5885 remove_similar_memory_refs): New.
5887 * tree-data-ref.h: Include tree-chrec.h.
5888 (debug_data_dependence_relations): Declared.
5889 (same_access_functions): ...here. Now static inline.
5890 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5891 ddr_dependence_level): New.
5892 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5893 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5894 RDG_MEM_READS_STMT): New.
5895 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5896 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5897 rdg_vertex_for_stmt): Declared.
5898 (struct rdg_edge): New field level.
5899 (RDGE_LEVEL, free_rdg): New.
5900 (stores_from_loop, remove_similar_memory_refs,
5901 rdg_defs_used_in_other_loops_p,
5902 have_similar_memory_accesses): Declared.
5903 (rdg_has_similar_memory_accesses): New.
5905 * lambda.h (dependence_level): New.
5906 * common.opt (ftree-loop-distribution): New.
5907 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5908 (print_loop_ir): Renamed print_loops.
5909 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5910 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5911 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5912 (tree-loop-distribution.o): Added.
5913 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5914 (mark_virtual_ops_in_bb): New.
5915 (print_loops_bb, debug_loop_num, debug_loop): New.
5916 * passes.c: Scheduled pass_loop_distribution.
5918 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5920 * graphite.c (scan_tree_for_params): Correct the number of columns
5922 (nb_flat_iterator): New.
5923 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5924 (build_scop_iteration_domain): Correct the number of columns for
5927 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5929 * Merge from mainline (129697:130800).
5931 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5933 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5934 dominated by SCoP's exit.
5935 (graphite_transform_loops): Compute post dominators.
5937 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5939 * Merge from mainline (127169:129697).
5941 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5943 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5944 parameter for the basic block that contains the expression. Use
5945 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5946 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5948 * graphite.h (gbb_loop): New.
5949 (GBB_LOOP): Removed.
5951 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5953 * Makefile.in: Fix merge problem.
5955 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5957 * Merge from mainline (125309:127169).
5958 * tree-loop-distribution.c: Disabled.
5960 2007-06-05 Sebastian Pop <sebpop@gmail.com>
5962 * Merge from mainline (r123693:125309).
5964 2007-05-30 Sebastian Pop <sebpop@gmail.com>
5966 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5968 (correct_modify_p, check_statements, number_of_lvalue_uses,
5969 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5970 instead of MODIFY_EXPR.
5971 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5974 2007-05-24 Sebastian Pop <sebpop@gmail.com>
5976 * tree-loop-distribution.c (struct rdg): Replace arrays by
5977 VECs for edges and vertices.
5978 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5979 (RDGV_NB_PARTITIONS): New.
5980 (PRDG_NBV, PRDG_NBE): Removed.
5981 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5982 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5983 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5985 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5986 Sebastian Pop <sebpop@gmail.com>
5988 * doc/invoke.texi (-ftree-loop-distribution): Document.
5989 * tree-loop-distribution.c: New file.
5990 * tree-pass.h (pass_loop_distribution): Declared.
5991 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5992 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5994 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5995 (DDR_REVERSED_P): New.
5996 * common.opt (-ftree-loop-distribution): New.
5997 * tree-flow.h (distribute_loops): Declared.
5998 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5999 * passes.c (init_optimization_passes): Schedule loop distribution.
6001 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6003 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6004 (print_scop): Don't print when scop is NULL.
6005 (build_scop_context, find_transform): Don't output to stderr.
6007 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6009 * tree-data-ref.c: Don't include graphite.h.
6010 Comment out the code for printing data reference's scop.
6011 (build_access_matrix_with_af): Moved...
6012 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6013 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6014 (print_graphite_bb): Print basic block's schedule.
6015 (print_scop): Don't print the schedule, call cloog's pretty printer.
6016 (bb_in_scop_p): A basic block is in a scop only if it is both
6017 dominated and postdominated by the scop's entry and exit basic blocks.
6018 (function_parameter_p): New.
6019 (invariant_in_scop_p): Use function_parameter_p.
6020 (new_scop, save_scop): New.
6021 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6023 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6024 (loop_in_scop_p): New.
6025 (scop_record_loop): Use loop_in_scop_p.
6026 (build_scop_domain): Renamed build_scop_iteration_domain.
6027 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6028 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6029 setup_cloog_loop, dot_scop_1, dot_scop): New.
6030 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6031 (struct scop): Add a pointer to cloog's representation of a program.
6033 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6035 * doc/invoke.texi (-ftree-check-verbose): Renamed
6036 -ftree-checks-verbose.
6037 * common.opt (flag_tree_check_verbose): Renamed
6038 flag_tree_checks_verbose.
6039 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6041 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6043 * configure: Regenerated.
6044 * config.in: Regenerated.
6045 * tree-ssa-loop.c (graphite_transforms): Execute
6046 graphite_transform_loops only when HAVE_cloog.
6047 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6048 * graphite.c: Include polylibgmp.h and cloog.h.
6049 (graphite_transform_loops): Removed loops parameter.
6050 * tree-flow.h (graphite_transform_loops): Update declaration.
6051 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6052 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6053 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6054 (OBJS-common): Remove dependence on graphite.o.
6055 (BACKEND): Depend on @GRAPHITE@.
6057 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6059 * doc/invoke.texi (-ftree-check-verbose): Documented.
6060 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
6061 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
6062 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
6063 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
6064 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
6065 * testsuite/gcc.dg/tree-checker/condates.crp: New.
6066 * common.opt (ftree-checks-verbose): New.
6067 * tree-check.c (tree_check_warning): Move extra stderr output
6068 under control of flag_tree_check_verbose.
6070 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6072 * tree-match.c: Fix comments formatting.
6073 * tree-match.h: Fix comments formatting.
6074 * tree-check.c: Fix comments formatting.
6075 (tree_check_init): Restructure.
6077 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6079 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6081 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6083 * Merge from mainline (r120733:123693).
6085 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6087 * condate.y: New file.
6088 * tree-match.h (struct patt_info_s): New field sign.
6089 (struct condate_s): New field msg.
6090 (normalize_condate, name_condate, add_condate): New.
6091 (conds[], condate_parse): Made extern.
6092 * tree-check.c (tree_check_warning): First arg changed to cond;
6093 warning reformatted.
6094 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6096 (tree_check): Process trivial condates.
6097 (read_delimited_string): Removed.
6098 (print_cond): Print name and msg.
6099 (conds[]): Made extern.
6100 (parse_tree_check_file_once): Rewritten to use the parser in
6102 Processing of option --tree_check_string moved to tree_scan().
6103 * Makefile.in: Added condate.y
6105 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6107 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6108 Use VECs instead of varrays.
6109 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6110 * Makefile.in (pretty-print.o): Depend on vec.h.
6111 * pretty-print.c: Include tree.h and vec.h.
6112 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6113 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6114 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6115 pp_free_list): Use VECs instead of varrays.
6116 * pretty-print.h: Do not include varray.h.
6117 (struct tree_chunk_s): Declaration moved before its use.
6118 (output_buffer): Rename varray field to chunks.
6119 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6120 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6121 save_global_holes): Use VECs instead of varrays.
6122 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6123 * tree-check.c (scan_cfg_stmts, push_node,
6124 print_matching_stmt): Removed.
6125 (tree_check_instance, push_global_holes_if_new, tree_check,
6126 execute_tree_check): Use VECs instead of varrays.
6127 (gate_tree_check): Don't execute the CFG check when basic_block_info
6130 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6132 * Merge from mainline (r115016:120733).
6134 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6136 * Merge from mainline (r117632:117661).
6138 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6140 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6141 * tree-pass.h (TDF_DEBUG, debug_p): New.
6142 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6143 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6144 get_loop_exit_condition, analyze_evolution_in_loop,
6145 analyze_initial_condition, analyze_scalar_evolution,
6146 instantiate_parameters, number_of_latch_executions): Use debug_p.
6147 * tree-chrec.c (chrec_apply): Use debug_p.
6148 * tree-data-ref.c: Include graphite.h.
6149 (dump_data_reference): Print also the access matrix.
6150 (analyze_array, analyze_indirect_ref, init_data_ref,
6151 analyze_offset_expr, address_analysis, object_analysis,
6152 create_data_ref, finalize_ddr_dependent,
6153 non_affine_dependence_relation, analyze_ziv_subscript,
6154 analyze_siv_subscript_cst_affine,
6155 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6156 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6157 analyze_miv_subscript, analyze_overlapping_iterations,
6158 build_classic_dist_vector, subscript_dependence_tester,
6159 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6160 (build_access_matrix_with_af): No longer static.
6161 * tree-data-ref.h (scop_p): ... declaration here.
6162 (data_reference.scop): New field.
6163 (DR_SCOP, DR_ACCESS_MATRIX): New.
6164 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6165 * graphite.c (print_graphite_bb): Call dump_data_references.
6166 (print_scop): Use scop_nb_loops and scop_dim_domain.
6167 (test_for_scop_bound): Use debug_p.
6168 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6170 (scop_loop_index): Moved...
6171 (scop_record_loop): New.
6172 (build_scop_loop_nests): Use scop_record_loop.
6173 (build_scop_domain): Use scop_dim_domain.
6174 (build_access_matrix): Implemented.
6175 (build_scop_canonical_schedules): Use scop_nb_loops.
6176 (build_graphite_bb): Initialize GBB_SCOP.
6177 * graphite.h (scop_p): Moved...
6178 (graphite_bb.scop): New field.
6179 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6180 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6181 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6182 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6183 scop_loop_index): New.
6184 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6186 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6188 * Merge from mainline (r117661:120450).
6190 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6192 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6193 at the first declaration outside the varying loop, instantiate as
6195 * tree-chrec.c (for_each_scev_op): New.
6196 * tree-chrec.h (for_each_scev_op): Declared.
6197 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6198 * tree-data-ref.c (get_references_in_stmt,
6199 find_data_references_in_stmt): New, from trunk.
6200 (find_data_references_in_loop): Use get_references_in_stmt
6201 and find_data_references_in_loop, modified as in trunk.
6202 (build_access_matrix_with_af): New.
6203 * tree-data-ref.h (data_reference): Add a field access_matrix.
6204 (data_ref_loc): New, as in trunk.
6205 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6206 invariant_in_scop_p, param_index, scan_tree_for_params,
6207 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6208 idx_record_param, idx_record_params, build_access_matrix,
6209 build_scop_data_accesses, build_scop_canonical_schedules,
6210 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6211 build_scop_params): New.
6212 * graphite.h (graphite_bb): New.
6213 (scop): Add fields static_schedule, params, loop_nest,
6215 * lambda.h: Declare vecs of lambda_matrix.
6216 * tree-flow.h (print_loop_ir_bb): Declared.
6217 * tree-cfg.c (print_loop_ir_bb): New.
6218 (print_loop): Use print_loop_ir_bb.
6220 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6222 * Merge from mainline (r115016:117632).
6224 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6226 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6227 break due to a warning.
6229 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6231 * graphite.c (print_scops, debug_scops): New.
6232 (graphite_transform): Renamed graphite_find_transform.
6233 * graphite.h (debug_scops): Declared.
6235 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6237 * tree-match.c: Reformat following the GNU style.
6238 * tree-match.h: Reformat following the GNU style.
6239 * tree-pattern.h: Removed empty file.
6240 * Makefile.in: Remove references to tree-pattern.h.
6241 * tree-check.c: Reformat following the GNU style.
6242 (execute_tree_check): Move gate condition code to...
6243 (gate_tree_check): ...here. New function.
6244 (pass_check): Use the gate function.
6246 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6248 * tree-pattern.h: New. Tree pattern matching and checking using
6250 * tree-check.c: New. Tree/CFG checking pass.
6251 * tree-match.c: New. Library for tree pattern matching.
6252 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6253 * toplev.c, flags.h: Add globals for tree-check pass.
6254 * Makefile.in: Integrate the files in tree-check pass.
6255 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6256 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6257 Introduce a "lazy" pretty-print mode.
6258 * tree.c, tree.h: Add tree_name.
6260 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6262 * doc/invoke.texi (-fgraphite): Correct typo.
6263 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6264 use of print_loop_ir.
6265 * testsuite/gcc.dg/graphite/scop-1.c: New.
6266 * testsuite/gcc.dg/graphite/scop-2.c: New.
6267 * testsuite/gcc.dg/graphite/graphite.exp: New.
6268 * graphite.c: Include domwalk.h.
6269 (print_scop): Print only the entry and exit blocks.
6270 (debug_scop): No longer static.
6271 (affine_expr): Fix formating. Return also true when the expression is
6273 (stmt_simple_for_scop_p): Fix formating.
6274 (build_scops): Use domwalk.
6275 (get_loop_start, end_scop, test_for_scop_bound): New.
6276 (graphite_transform_loops): Avoid printing on stderr.
6277 * graphite.h (debug_scop): Declared.
6278 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6279 * Makefile.in (graphite.o): Depend on domwalk.h.
6280 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6281 declarations for static functions.
6282 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6283 controlling output verbosity.
6285 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6286 Plesco Alexandru <shurikx@gmail.com>
6288 * doc/invoke.texi (-fgraphite): Document.
6289 * tree-pass.h (pass_graphite_transforms): Declared.
6290 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6291 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6292 (pass_graphite_transforms): Defined.
6293 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6294 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6295 * graphite.c, graphite.h: New.
6296 * common.opt (fgraphite): Declared.
6297 * tree-flow.h (graphite_transform_loops): Declared.
6298 * Makefile.in (OBJS-common): Add graphite.o.
6299 (graphite.o): New rule.
6300 * passes.c (pass_graphite_transforms): Scheduled.