| blob | 4731f25803127d51fe996f8ba65216f278c73a1a |
1 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-sese-to-poly.c (dump_alias_graphs): New.
4 (build_scop_drs): Call dump_alias_graphs.
6 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
8 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
9 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
10 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
11 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
12 * graphite-poly.h (free_lst): New.
13 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
14 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
16 2009-10-22 Sebastian Pop <sebastian.pop@amd.com>
18 * graphite-poly.h (struct scop): Add a field saved_schedule.
19 (SCOP_SAVED_SCHEDULE): New.
20 (store_lst_schedule): New.
21 (restore_lst_schedule): New.
22 (store_scattering): Call store_lst_schedule.
23 (restore_scattering): Call restore_lst_schedule.
25 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
27 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
28 (pdr_add_alias_set): Same.
29 (build_poly_dr): Same.
30 (build_alias_set_optimal_p): Same.
31 (build_base_obj_set_for_drs): Same. Do not store the result of
32 graphds_dfs.
34 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
36 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
37 all_components_are_cliques to 1.
39 2009-10-20 Li Feng <nemokingdom@gmail.com>
41 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
42 the new structure.
43 (pdr_add_alias_set): Update retrieving alias_set_num.
44 (build_poly_dr): Update retrieving dr_base_object_set.
45 (partition_drs_to_sets): Remove.
46 (build_alias_set_optimal_p): New.
47 (build_alias_set_for_drs): Rename.
48 (build_scop_drs): Update.
49 * graphite-sese-to-poly.h (struct base_alias_pair): New.
50 (ALIAS_SET_INDEX): Remove.
51 (BASE_OBJECT_SET_INDEX): Remove.
53 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
55 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
57 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
59 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
60 loop upper bounds for 1-element arrays at end of structures.
61 * tree-flow.h (array_at_struct_end_p): Declared.
62 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
64 2009-10-20 Sebastian Pop <sebastian.pop@amd.com>
66 * g++.dg/graphite/pr41305.C: New.
68 2009-10-20 Alexander Monakov <amonakov@ispras.ru>
70 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
71 construction of parameter constraints from loop iteration analysis.
72 * gcc.dg/graphite/run-id-2.c: New test.
74 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
76 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
77 and new_cstr.
79 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
81 * graphite-dependences.c (dependence_polyhedron_1): Remove
82 unused gdim dimensions from the DDR polyhedron.
84 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
86 * graphite-dependences.c (pddr_transformed_scattering): New.
87 (dot_original_deps_stmt_1): New.
88 (dot_transformed_deps_stmt_1): New.
89 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
90 dot_transformed_deps_stmt_1.
91 (dot_original_deps): New.
92 (dot_transformed_deps): New.
93 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
95 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
97 * graphite-dependences.c (reduction_dr_1): Remove wrong
98 assert: reduction BBs can have multiple reduction writes
99 to memory. interchange-3.f90 is an example.
101 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
103 * gfortran.dg/graphite/interchange-3.f90: New.
105 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
107 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
109 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
111 * graphite-dependences.c (dependence_polyhedron_1): Add the
112 context to the dependence polyhedron.
114 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
116 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
117 PBB_PDR_DUPLICATES_REMOVED.
118 (new_poly_bb): Same.
120 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
122 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
123 SCOP_CONTEXT.
124 (build_loop_iteration_domains): Extract bounds on parameters
125 based on the data size.
126 (build_scop_context): Do not initialize SCOP_CONTEXT;
127 add new constraints.
129 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
131 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
132 * graphite-ppl.h (graphite-ppl.h): Declared.
134 2009-10-17 Sebastian Pop <sebastian.pop@amd.com>
136 * graphite-ppl.c (ppl_print_linear_expr): New.
137 (debug_ppl_linear_expr): New.
138 * graphite-ppl.h (ppl_print_linear_expr): Declared.
139 (debug_ppl_linear_expr): Declared.
141 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
143 * graphite-interchange.c: Fix comments.
144 * gcc.dg/graphite/block-1.c: Fix comments.
146 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
148 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
149 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
151 2009-10-16 Sebastian Pop <sebastian.pop@amd.com>
153 Reapply the patch from Alexander Monakov that disappeared during
154 the last merges from trunk.
156 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
158 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
159 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
161 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
163 * graphite-interchange.c (memory_stride_in_loop): The depth
164 argument corresponds to a dynamic time dimension, so use
165 psct_dynamic_dim to refer to the transformed scattering dimension.
167 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
169 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
171 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
173 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
174 root of the LST.
175 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
176 the root of the LST.
177 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
178 fake loop.
179 (print_lst): Print the root of LST in a different format.
180 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
182 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
184 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
186 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
188 * doc/passes.texi: Document the Graphite infrastructure.
190 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
192 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
193 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
194 and check the SSA representation.
196 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
198 2009-10-15 Sebastian Pop <sebastian.pop@amd.com>
200 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
202 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
204 * gcc.dg/graphite/interchange-11.c: New.
206 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
208 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
210 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
212 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
213 Add -fno-loop-strip-mine and -fno-loop-interchange.
214 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
215 -fno-loop-strip-mine.
216 * gfortran.dg/graphite/graphite.exp: Same.
218 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
220 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
221 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
222 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
223 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
224 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
225 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
226 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
227 DEFAULT_FLAGS_GRAPHITE_SCOP.
228 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
229 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
231 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
233 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
235 2009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
236 Sebastian Pop <sebastian.pop@amd.com>
238 * graphite-interchange.c (build_linearized_memory_access): Pass an
239 offset as parameter.
240 (memory_stride_in_loop): Include transform scattering in the
241 access functions to be able to querry the strides in the
242 transformed loops.
243 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
244 not the psct_iterator_dim.
246 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
248 * graphite-blocking.c (pbb_do_strip_mine): Removed.
249 (lst_do_strip_mine_loop): New.
250 (lst_do_strip_mine): New.
251 (scop_do_strip_mine): Call lst_do_strip_mine.
252 * graphite-poly.h (lst_add_loop_under_loop): New.
253 (lst_find_first_pbb): New.
255 2009-10-14 Sebastian Pop <sebastian.pop@amd.com>
257 * graphite-poly.c (loop_to_lst): Fix LST creation.
259 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
261 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
262 sizeof(unsigned long) to make it run on 32bit systems.
264 2009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
266 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
267 SEGFAULT on 32bit.
269 2009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
271 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
272 Comment.
273 (write_alias_graph_to_ascii_dot): New.
274 (write_alias_graph_to_ascii_ecc): Ditto.
275 (partition_drs_to_sets): Add testing of optimality of current method
276 which assigns alias numbers according to DFS Comopnent number. used
277 as heuristic for the upcoming ECC algorithm.
278 (build_scop_drs): Write to file also with the ecc and dot format.
280 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
282 * gfortran.dg/graphite/interchange-1.f: XFail.
284 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
286 * graphite.c (graphite_initialize): Do not handle functions with
287 more than 100 basic blocks.
289 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
291 * graphite-blocking.c (pbb_do_strip_mine): Use
292 PARAM_LOOP_BLOCK_TILE_SIZE.
294 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
296 * graphite-poly.c (dot_lst_1): New.
297 (dot_lst): New.
298 * graphite-poly.h (dot_lst): Declared.
300 2009-10-13 Sebastian Pop <sebastian.pop@amd.com>
302 * graphite-dependences.c (dot_deps_stmt_1): New.
303 (dot_deps_stmt): New.
304 * graphite-dependences.h (dot_deps_stmt): Declared.
306 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
308 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
309 not replace cross BB scalar dependences ending on PHI nodes.
310 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
312 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
314 * graphite-poly.c (apply_poly_transforms): Implement the high
315 level driver for flag_loop_block.
316 * opts.c (decode_options): Enable flag_loop_block at -O2.
317 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
318 flag_loop_block.
320 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
321 -floop-block.
322 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
323 Add -floop-block.
325 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
327 * graphite-poly.h (lst_find_pbb): New.
328 (find_lst_loop): New.
330 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
332 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
333 * graphite-poly.h (struct scop): Remove dep_graph field.
334 (SCOP_DEP_GRAPH): Removed.
336 2009-10-09 Sebastian Pop <sebastian.pop@amd.com>
338 * graphite-poly.h (copy_lst): Do full copy of LST.
340 2009-10-07 Sebastian Pop <sebastian.pop@amd.com>
342 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
343 when the loop stride is zero.
345 * gcc.dg/graphite/id-16.c: New.
347 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
349 * graphite-dependences.c (reduction_dr_1): New.
350 (reduction_dr_p): New.
351 (graphite_legal_transform_dr): Call reduction_dr_p.
352 (reduction_ddr): Renamed reduction_ddr_p.
353 * graphite-poly.h (same_pdr_p): New.
354 (number_of_write_pdrs): New.
355 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
356 (split_reduction_stmt): Do not split reduction statements
357 when there are no writes to memory.
358 (translate_scalar_reduction_to_array_for_stmt): Insert the
359 memory reduction statement just after the scalar reduction statement.
361 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
362 Un-XFAIL-ed.
363 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
364 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
366 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
368 * graphite-interchange.c (lst_apply_interchange): New.
369 (lst_interchange_profitable_p): New.
370 (lst_try_interchange_loops): New.
371 (lst_try_interchange): New.
372 (lst_do_interchange): New.
373 (pbb_do_interchange): Removed.
374 (scop_do_interchange): Call lst_do_interchange.
376 2009-10-06 Sebastian Pop <sebastian.pop@amd.com>
378 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
379 SCOP_TRANSFORMED_SCHEDULE.
380 (loop_to_lst): New.
381 (scop_to_lst): New.
382 (print_lst): New.
383 (debug_lst): New.
384 * graphite-poly.h (lst_p): New.
385 (struct lst): New.
386 (LST_LOOP_P): New.
387 (LST_LOOP_FATHER): New.
388 (LST_PBB): New.
389 (LST_SEQ): New.
390 (scop_to_lst): Declared.
391 (print_lst): Declared.
392 (debug_lst): Declared.
393 (new_lst_loop): New.
394 (new_lst_stmt): New.
395 (copy_lst): New.
396 (lst_depth): New.
397 (lst_dewey_number): New.
398 (struct scop): Add original_schedule and transformed_schedule fields.
399 (SCOP_ORIGINAL_SCHEDULE): New.
400 (SCOP_TRANSFORMED_SCHEDULE): New.
401 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
403 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
405 * graphite-dependences.c (reduction_ddr): New.
406 (graphite_legal_transform_bb): Call reduction_ddr.
407 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
408 Initialize PBB_IS_REDUCTION.
409 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
410 (PBB_IS_REDUCTION): New.
411 (new_poly_bb): Update declaration.
412 * graphite-scop-detection.h (build_scop_bbs): Removed.
413 (nb_reductions_in_loop): Removed.
414 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
415 parameter for reductions.
416 (try_generate_gimple_bb): Update call to new_poly_bb.
417 (build_scop_bbs_1): Same.
418 (build_scop_bbs): Same.
419 (gsi_for_phi_node): New.
420 (scalar_close_phi_node_p): Remove gcc_assert.
421 (split_reduction_stmt): New.
422 (is_reduction_operation_p): New.
423 (phi_contains_arg): New.
424 (follow_ssa_with_commutative_ops): New.
425 (detect_commutative_reduction_arg): New.
426 (detect_commutative_reduction_assign): New.
427 (follow_inital_value_to_phi): New.
428 (edge_initial_value_for_loop_phi): New.
429 (initial_value_for_loop_phi): New.
430 (detect_commutative_reduction): New.
431 (translate_scalar_reduction_to_array_for_stmt): New.
432 (insert_copyout): New.
433 (insert_copyin): New.
434 (translate_scalar_reduction_to_array): New.
435 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
436 (rewrite_commutative_reductions_out_of_ssa_loop): New.
437 (rewrite_commutative_reductions_out_of_ssa): New.
438 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
439 * sese.h (split_region_for_bb): New.
441 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
442 * gcc.dg/graphite/interchange-1.c: Fix format.
443 * gcc.dg/graphite/interchange-10.c: New.
445 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
447 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
448 buggy assert.
450 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
452 * graphite-sese-to-poly.c (scev_analyzable_p): New.
453 (rewrite_cross_bb_scalar_dependence): New.
454 (rewrite_cross_bb_scalar_deps): New.
455 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
456 Call rewrite_cross_bb_scalar_deps.
458 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
460 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
461 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
462 gsi_for_stmt.
464 2009-10-05 Sebastian Pop <sebastian.pop@amd.com>
466 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
467 * graphite-interchange.c (pbb_do_interchange): Same.
468 * graphite-poly.c (print_scattering_function): Same.
469 (debug_pdrs): Same.
470 * graphite-poly.h (pbb_loop): New.
471 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
473 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
475 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
477 2009-09-27 Sebastian Pop <sebastian.pop@amd.com>
479 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
480 so don't pass a pointer to it.
481 (build_alias_set_for_drs): Same.
482 (build_base_obj_set_for_drs): Same.
483 (build_scop_drs): Same.
485 2009-09-26 Li Feng <nemokingdom@gmail.com>
487 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
488 the alias graph of data references.
490 2009-09-25 Li Feng <nemokingdom@gmail.com>
492 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
493 (build_scop_drs): When debugging, write the alias graph to file,
494 otherwise, should be disabled.
496 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
498 * Merge from mainline (151310:151361).
500 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
502 * Merge from mainline (151171:151310).
504 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
506 * Merge from mainline (151171:151806).
508 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
510 * Revert the last commit.
512 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
514 * Merge from mainline (151171:151819).
516 2009-09-17 Sebastian Pop <sebastian.pop@amd.com>
518 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
519 (is_simple_operand): Remove call to stmt_simple_memref_p.
520 (stmt_simple_for_scop_p): Update call to is_simple_operand.
522 2009-09-17 David Edelsohn <edelsohn@gnu.org>
524 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
525 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
526 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
527 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
528 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
530 2009-09-17 Li Feng <nemokingdom@gmail.com>
532 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
533 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
534 (graphite_carried_dependence_level_k): Ditto.
535 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
536 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
537 (new_poly_dr): Adjust declaration.
538 * graphite-sese-to-poly.c (free_data_refs_aux): New.
539 (free_gimple_bb): Added free_data_refs_aux.
540 (build_poly_dr): Add dr_base_object_set.
541 (partition_drs_to_sets): New.
542 (dr_same_base_object_p): New.
543 (build_alias_set_for_drs): New.
544 (build_base_object_set_for_drs): New.
545 (build_scop_drs): Add build_base_obj_set_for_drs.
546 * graphite-sese-to-poly.h: Added #define for alias set number index and
547 base object set index.
548 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
549 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
551 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
553 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
554 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
556 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
558 * graphite-sese-to-poly.c (struct irp_data): Removed.
559 (idx_record_params): Removed.
560 (find_params_in_bb): Scan for parameters the access functions; don't
561 parse the tree representation.
563 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
565 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
566 passes at -O1 and below.
568 2009-09-14 Sebastian Pop <sebastian.pop@amd.com>
570 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
571 tree-scalar-evolution.h, and then tree-data-ref.h.
572 * graphite-clast-to-gimple.c: Same.
573 * graphite-dependences.c: Same.
574 * graphite-interchange.c: Same.
575 * graphite-poly.c: Same.
576 * graphite-scop-detection.c: Same.
577 * graphite-sese-to-poly.c: Same.
578 * graphite.c: Same.
579 * lambda-code.c: Same.
580 * matrix-reorg.c: Same.
581 * tree-data-ref.c: Same.
582 * tree-if-conv.c: Same.
583 * tree-loop-distribu: Same.: Same.
584 * tree-loop-linear.c: Same.
585 * tree-parloops.c: Same.
586 * tree-predcom.c: Same.
587 * tree-vect-patterns.c: Same.
589 2009-09-02 Sebastian Pop <sebastian.pop@amd.com>
591 Partially revert the previous patch, except the following.
592 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
593 as parameters the operands of the not expression.
595 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
597 * tree-scalar-evolution.c (instantiate_scev_assign): New.
598 Do not call analyze_scalar_evolution on assignments.
599 (instantiate_scev_phi): Call analyze_scalar_evolution.
600 (instantiate_scev_name): Call instantiate_scev_assign and
601 instantiate_scev_phi.
602 (instantiate_scev_not): Adapted to pass as parameters the operands
603 of the not expression.
605 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
607 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
608 to pass as parameters the operands of the binary expression.
610 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
612 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
613 instantiate_scev_not. Handle NEGATE_EXPR.
614 (instantiate_scev_r): Handle NEGATE_EXPR.
616 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
618 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
619 instantiate_scev_r.
620 (instantiate_scev_r): Move code in instantiate_scev_2
621 and instantiate_scev_1.
623 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
625 * tree-scalar-evolution.c (instantiate_scev_3): New.
626 (instantiate_scev_1): Move code in instantiate_scev_3.
628 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
630 * tree-scalar-evolution.c (instantiate_scev_poly): New.
631 (instantiate_scev_1): Move code in instantiate_scev_poly.
633 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
635 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
636 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
638 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
640 * tree-scalar-evolution.c (instantiate_scev_convert): New.
641 (instantiate_scev_1): Move code in instantiate_scev_convert.
643 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
645 * tree-scalar-evolution.c (instantiate_scev_binary): New.
646 (instantiate_scev_1): Move code in instantiate_scev_binary.
648 2009-09-01 Sebastian Pop <sebastian.pop@amd.com>
650 * tree-scalar-evolution.c (instantiate_scev_name): New.
651 (instantiate_scev_1): Move code in instantiate_scev_name.
653 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
655 * Merge from mainline (150992:151171).
657 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
659 * opts.c (decode_options): Enable flag_loop_interchange at -O2.
661 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
663 * graphite-dependences.c (graphite_legal_transform_bb): Call
664 pbb_remove_duplicate_pdrs.
665 * graphite-poly.c (can_collapse_pdr): Removed.
666 (pdr_find_duplicate): Removed.
667 (can_collapse_pdrs): New.
668 (pbb_remove_duplicate_pdrs): New.
669 (new_poly_dr): Do not look for duplicates.
670 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
671 (PBB_PDR_DUPLICATES_REMOVED): New.
672 (pbb_remove_duplicate_pdrs): Declared.
674 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
676 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
677 the strides by multiplying by PDR_NB_REFS.
678 * graphite-poly.c (can_collapse_pdr): New.
679 (pdr_find_duplicate): New.
680 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
681 Initialize PDR_NB_REFS.
682 * graphite-poly.h (struct poly_dr): Add field nb_refs.
683 (PDR_NB_REFS): New.
684 (new_poly_dr): Number of subscripts is a graphite_dim_t.
686 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
688 Revert one of the previous commits:
689 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
690 the computation of symmetric data dependence relations.
691 (dependency_between_pbbs_p): Same.
693 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
695 PR middle-end/40965
696 * graphite-poly.c (apply_poly_transforms): Remove legality test before
697 any transform.
699 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
701 * graphite-dependences.c (pddr_original_scattering): Return NULL
702 for read-read dependence relations.
703 * graphite-poly.h (enum poly_dr_type): Fix comment.
704 (pdr_read_p): New.
705 (pdr_write_p): New.
706 (pdr_may_write_p): New.
708 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
710 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
711 (struct poly_dr): Same.
712 (new_poly_dr): Same.
713 * graphite-poly.c (new_poly_dr): Same.
715 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
716 Sebastian Pop <sebastian.pop@amd.com>
718 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
719 pbb_strip_mine_time_depth. Changed the implementation so that
720 transformation is expressed as a transformation on
721 time (scatttering) dimensions. Also, ensures that the 2d+1
722 scheduling format is preserved.
723 (pbb_strip_mine_profitable_p): Profitability is based on the
724 iteration number of a given time (scattering) dimension,
725 and not on a original loop depth dimension.
726 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
727 (pbb_do_strip_mine): Call psct_dynamic_dim.
728 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
729 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
730 (pbb_nb_dynamic_scattering_transform): New.
731 (psct_dynamic_dim): New.
733 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
735 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
736 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
737 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
738 * graphite-interchange.c (build_linearized_memory_access): Same.
739 (memory_stride_in_loop): Same.
741 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
743 * graphite-dependences.c (pddr_original_scattering): New.
744 (graphite_legal_transform_dr): Call pddr_original_scattering.
745 (dot_deps_1): New.
746 (dot_deps): New.
747 * graphite-dependences.h (dot_deps): Declared.
748 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
749 (print_pdr): Print PDR_ID.
750 * graphite-poly.h (struct poly_dr): Add field id.
751 (PDR_ID): New.
752 (pbb_index): New.
753 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
755 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
757 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
758 not delete the original dependence relation.
760 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
762 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
763 the computation of symmetric data dependence relations.
764 (dependency_between_pbbs_p): Same.
766 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
768 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
769 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
770 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
771 (free_poly_ddr): New.
772 (pddr_is_empty): New.
773 (dependence_polyhedron_1): Now returns a poly_ddr_p.
774 (dependence_polyhedron): Same. Remove useless gcc_assert.
775 Remove fprintfs.
776 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
777 (graphite_carried_dependence_level_k): Call pddr_is_empty.
778 * graphite-dependences.h (enum poly_dependence_kind): New.
779 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
780 (PDRP_SOURCE): Renamed PDDR_SOURCE.
781 (PDRP_SINK): Renamed PDDR_SINK.
782 (PDRP_DDP): Renamed PDDR_DDP.
783 (PDDR_KIND): New.
784 (free_poly_ddr): Declared.
785 * graphite-poly.c (new_scop): Use the new hash function names.
786 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
787 into original_pddrs.
788 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
790 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
792 * Merge from mainline (150764:150992).
794 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
796 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
797 bounds with LT_EXPR to make niter analysis more precise on code
798 generated by Graphite.
800 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
802 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
803 (graphite_legal_transform_bb): Same.
804 (poly_drs_may_alias_p): Same.
806 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
808 PR middle-end/40981
809 * graphite-ppl.c (ppl_max_for_le): Correct the use of
810 ppl_Pointset_Powerset_C_Polyhedron_maximize.
812 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
814 * graphite-poly.c (print_pbb): Print PBB index.
816 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
818 * Merge from mainline (r150672:150764).
820 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
822 * graphite-interchange.c (ppl_max_for_le): Moved...
823 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
824 * graphite-ppl.c (ppl_max_for_le): ... here.
825 * graphite-ppl.h (ppl_max_for_le): Declared.
827 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
829 * Merge from mainline (r150372:150672).
831 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
833 PR middle-end/40980
834 * sese.c (convert_for_phi_arg): New.
835 (add_guard_exit_phis): Use convert_for_phi_arg.
837 * testsuite/gfortran.dg/graphite/id-17.f: New.
839 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
841 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
842 unknown subscript upper bounds.
844 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
846 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
847 Pranav Garg <pranav.garg2107@gmail.com>
849 * graphite-interchange.c (gather_access_strides): Removed.
850 (ppl_max_for_le): New.
851 (build_linearized_memory_access): New.
852 (memory_stride_in_loop): New.
853 (pbb_interchange_profitable_p): Reimplemented.
854 * graphite-ppl.h (ppl_new_id_map): New.
855 (ppl_interchange): New.
857 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
859 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
861 * graphite-interchange.c (compute_subscript): Removed.
862 (compute_array_size_cstr): Removed.
863 (compute_array_size_poly): Removed.
864 (compute_array_size): Removed.
865 (gather_access_strides_poly): Removed.
866 (gather_access_strides): Empty.
868 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
870 * graphite-dependences.c (dependence_polyhedron_1): Replace
871 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
872 (graphite_legal_transform_dr): Same.
873 (graphite_carried_dependence_level_k): Same.
874 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
875 Initialize PDR_NB_SUBSCRIPTS.
876 (print_pdr_access_layout): Replace pdr_nb_subscripts with
877 PDR_NB_SUBSCRIPTS.
878 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
879 (PDR_NB_SUBSCRIPTS): New.
880 (pdr_nb_subscripts): Removed.
881 (pdr_dim): Simplified.
882 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
883 with PDR_NB_SUBSCRIPTS.
885 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
887 * graphite-interchange.c (compute_array_size): Remove use of
888 PDR_DATA_CONTAINER.
889 * graphite-poly.c (new_poly_dr): Remove argument data_container.
890 Do not initialize PDR_DATA_CONTAINER.
891 (print_pdr): Do not print PDR_DATA_CONTAINER.
892 * graphite-poly.h (struct poly_dr): Remove data_container field.
893 (PDR_DATA_CONTAINER): Removed.
894 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
895 PDR_DATA_CONTAINER.
896 (build_poly_dr): Same.
898 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
900 * testsuite/gcc.dg/graphite/interchange-9.c: New.
902 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
903 Sebastian Pop <sebastian.pop@amd.com>
905 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
906 copy of the dependence polyhedron. Free the temporary objects.
907 (graphite_carried_dependence_level_k): Free unused objects before
908 returning.
910 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
911 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
912 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
913 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
914 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
916 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
918 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
919 Early return without analyzing the data dependences if no
920 transform has been done. Call restore_scattering if the transform
921 is not legal.
922 (graphite-interchange.c): Same.
923 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
924 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
925 (apply_poly_transforms): Do not gcc_assert that
926 the transform is legal.
927 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
928 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
929 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
930 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
931 * graphite-poly.h (struct poly_scattering): New.
932 (struct poly_bb): Add original, transformed, and saved fields.
933 Remove transformed_scattering, original_scattering, nb_local_variables,
934 and nb_scattering_transform fields.
935 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
936 (poly_scattering_new): New.
937 (poly_scattering_free): New.
938 (poly_scattering_copy): New.
939 (store_scattering_pbb): New.
940 (store_scattering): New.
941 (restore_scattering_pbb): New.
942 (restore_scattering): New.
943 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
944 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
946 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
948 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
949 (print_scop): Same.
951 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
953 * Makefile.in (graphite.o): Depends on PREDICT_H.
954 * graphite.c: Include predict.h.
955 (graphite_finalize): Call tree_estimate_probability.
956 * predict.c (predict_loops): Do not call scev_initialize and
957 scev_finalize.
958 (tree_estimate_probability_bb): New.
959 (tree_estimate_probability): Do not initialize loops: move that
960 code to the driver. Call tree_estimate_probability_bb.
961 (tree_estimate_probability_driver): New.
962 (pass_profile): Use tree_estimate_probability_driver.
963 * predict.h (tree_estimate_probability): Declared.
965 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
967 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
968 * graphite-dependences.c (graphite_legal_transform): Add time to
969 TV_GRAPHITE_DATA_DEPS.
970 (dependency_between_pbbs_p): Same.
971 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
973 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
975 * Merge from mainline (r149952:150372).
977 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
979 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
980 * graphite-blocking.c: Same.
981 * graphite-clast-to-gimple.c: Same.
982 * graphite-dependences.c: Same.
983 * graphite-poly.c: Same.
984 * graphite-poly.h: Same.
985 * graphite-ppl.c: Same.
986 * graphite-scop-detection.c: Same.
987 * graphite-sese-to-poly.c: Same.
988 * graphite.c: Same.
990 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
992 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
993 (remove_simple_copy_phi): New.
994 (remove_invariant_phi): New.
995 (simple_copy_phi_p): New.
996 (reduction_phi_p): New.
997 (gsi_for_ssa_name_def): New.
998 (insert_out_of_ssa_copy): New.
999 (insert_out_of_ssa_copy_on_edge): New.
1000 (create_zero_dim_array): New.
1001 (scalar_close_phi_node_p): New.
1002 (rewrite_close_phi_out_of_ssa): New.
1003 (rewrite_phi_out_of_ssa): New.
1004 (rewrite_reductions_out_of_ssa): New.
1005 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1007 * testsuite/gcc.dg/graphite/id-11.c: New.
1008 * testsuite/gcc.dg/graphite/id-15.c: New.
1009 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1010 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1011 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1012 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1013 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1014 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1015 * testsuite/gfortran.dg/graphite/id-13.f: New.
1016 * testsuite/gfortran.dg/graphite/id-5.f: New.
1018 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1020 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1021 check that nb_reductions_in_loop is zero.
1022 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1023 reduction phi nodes.
1024 (nb_reductions_in_loop): Removed.
1025 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1026 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1027 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1028 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1029 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1031 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1033 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1034 statements that have an empty iteration domain.
1035 * testsuite/gfortran.dg/graphite/id-16.f: New.
1037 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1039 * tree-scalar-evolution.c (instantiate_scev_1): Return
1040 chrec_dont_know when the result is not above instantiate_below.
1041 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1042 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1043 the tree has a known scalar evolution.
1044 * testsuite/gfortran.dg/graphite/id-14.f: New.
1045 * testsuite/gfortran.dg/graphite/id-15.f: New.
1047 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1049 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1050 insert_gsi.
1051 (rename_variables): Keep inserting renames after the ones already
1052 inserted.
1054 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1056 * graphite-sese-to-poly.c (compare_bb_depths): New.
1057 (graphite_sort_dominated_info): New.
1058 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1059 (build_scop_scattering): Fix comment.
1061 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1063 * graphite.c (graphite_finalize): Call print_loops instead of
1064 dump_function_to_file.
1065 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1066 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1067 loops generated in the graphite output file.
1068 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1069 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1070 * testsuite/gfortran.dg/graphite/id-12.f: New.
1072 2009-07-24 Li Feng <nemokingdom@gmail.com>
1074 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1075 Remove 2 XFAIL.
1077 2009-07-24 Li Feng <nemokingdom@gmail.com>
1078 Tobias Grosser <grosser@fim.uni-passau.de>
1080 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1081 alias set number build alias in ACCESSES polyhedron.
1082 (build_alias_set_for_drs): New.
1083 (build_pbb_drs): Added build_alias_set_for_drs.
1084 * graphite-dependences.c (poly_drs_may_alias_p): New.
1085 (graphite_carried_dependence_level_k): Check alias information
1086 before building polyhedron.
1088 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1090 * Makefile.in (lambda-code.o): Fix formatting.
1092 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1094 * Merge from mainline (r149350-149952)
1096 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1098 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1099 before interchange to prepare for loop blocking.
1101 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1103 * graphite-poly.c (apply_poly_transforms): Add checks after every
1104 transformation.
1105 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1106 done in apply_poly_transforms.
1108 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1110 * graphite-dependences.c (build_lexicographically_gt_constraint):
1111 Replace RES parameter with *RES.
1112 (dependence_polyhedron_1): Pass an address of the parameter RES
1113 instead of value of RES.
1115 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1117 * graphite.c (graphite_finalize): Fix comment.
1118 (graphite_transform_loops): Reset scev info after code generation
1119 of each scop.
1121 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1123 * graphite.c (graphite_finalize): Call scev_reset.
1125 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1127 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1128 GBB_CLOOG_IV_TYPES hash table twice.
1129 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1130 (add_condition_to_domain): Clear GMP values.
1132 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1134 * graphite-dependences.c: Fix formatting.
1135 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1136 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1137 * graphite-sese-to-poly.c: Fix formatting.
1138 * graphite.c (graphite_transform_loops): Create the hash table
1139 after the early return.
1141 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1143 * testsuite/gcc.dg/graphite/id-14.c: New.
1144 * testsuite/gcc.dg/graphite/pr40157.c: New.
1145 * testsuite/gfortran.dg/graphite/id-11.f: New.
1147 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1149 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1150 (build_poly_scop): Return false when there are no pbbs within
1151 loops to avoid to pass to cloog scops with no loops.
1153 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1155 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1156 useless test "i % 2".
1157 (build_pbb_scattering_polyhedrons): Fix formatting.
1158 (build_poly_dr): Same.
1159 * graphite.c (graphite_transform_loops): Restructure.
1161 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
1163 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1164 reduction_list parameter.
1165 (rewrite_all_phi_nodes_with_iv): Same.
1166 (canonicalize_loop_ivs): Same.
1167 * tree-parloops.c (struct brli): Removed.
1168 (build_reduction_list_info): Removed.
1169 (build_new_reduction): New.
1170 (analyze_reduction_list): Removed.
1171 (gather_scalar_reductions): Find reductions instead of phi
1172 nodes that can't be canonicalized.
1173 (try_create_reduction_list): Remove reduction_list parameter.
1174 (gen_parallel_loop): Same.
1175 (parallelize_loops): Remove analyze_reductions variable,
1176 initialization and free.
1177 Change reduction_list htab initialization to reduction_info
1178 elements instead of ssa names.
1179 Call try_create_reduction_list and gen_parallel_loop without
1180 analyzed_reduction argument.
1181 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1182 canonicalize_loop_ivs with one less argument.
1183 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1185 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1187 * graphite-dependences.c (new_poly_dr_pair): New.
1188 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1189 (new_poly_dr_pair): New.
1190 (eq_poly_dr_pair_p): New.
1191 (hash_poly_dr_pair_p): New.
1192 * graphite-dependences.h (struct poly_dr_pair): New.
1193 (eq_poly_dr_pair_p): Declared.
1194 (hash_poly_dr_pair_p): Declared.
1195 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1196 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1197 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1198 * Makefile.in (graphite-poly.o): Add dependence on
1199 graphite-dependences.h.
1201 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1203 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1204 polynomials of degree > 1 pass to Graphite.
1205 * tree-chrec.c (scev_is_linear_expression): Call
1206 evolution_function_is_affine_multivariate_p.
1207 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1209 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1211 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1212 Instantiate scevs varying in outer loops.
1213 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1215 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1217 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1218 redundant constraint.
1220 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1222 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1223 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1224 based on the file names as in the C testsuite.
1225 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1226 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1227 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1228 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1229 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1230 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1231 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1232 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1233 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1234 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1235 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1236 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1237 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1239 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1241 * sese.c (expand_scalar_variables_call): New.
1242 (expand_scalar_variables_ssa_name): Handle calls in expander.
1244 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1246 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1247 Expect to see the pattern twice.
1248 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1249 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1250 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1252 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1254 * testsuite/gcc.dg/graphite/id-10.c: New.
1255 * testsuite/gcc.dg/graphite/id-12.c: New.
1256 * testsuite/gfortran.dg/graphite/id-7.f: New.
1257 * testsuite/gfortran.dg/graphite/id-8.f: New.
1259 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1261 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1262 zero.
1264 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1266 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1268 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1270 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1272 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1274 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1275 building PDR subscripts.
1277 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1279 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1280 computation of array sizes.
1282 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1284 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1286 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1288 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1289 build_pairwise_constraint, dr_equality_constraints,
1290 build_pairwise_scheduling_equality,
1291 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1292 build_lexicographically_gt_constraint, dependence_polyhedron,
1293 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1294 Move from NNC_Polyhedron to C_Polyhedron.
1295 * graphite-interchange.c (compute_array_size_poly,
1296 gather_access_strides): Dito.
1297 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1298 free_scop, pbb_number_of_iterations): Dito.
1299 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1300 pbb_dim_iter_domain, struct scop): Dito.
1301 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1302 new_Cloog_Domain_from_ppl_Polyhedron,
1303 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1304 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1305 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1306 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1307 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1308 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1309 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1310 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1311 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1312 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1313 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1314 build_scop_iteration_domain, build_poly_dr): Dito
1316 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1318 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1319 run-id-*.c files.
1320 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1322 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1324 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1325 positivity constraint on the symbolic number of iterations.
1327 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1329 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1331 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1332 Tobias Grosser <grosser@fim.uni-passau.de>
1334 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1335 (build_cloog_prog): Directly use SCOP_CONTEXT.
1336 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1337 (free_scop): Free SCOP_CONTEXT.
1338 (print_scop_context): New.
1339 (print_scop): Call print_scop_context.
1340 (debug_scop_context): New.
1341 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1342 (struct scop): Added field context.
1343 (SCOP_CONTEXT): New.
1344 * graphite-sese-to-poly.c (add_param_constraints): New.
1345 (build_scop_context): New.
1346 (build_poly_scop): Call build_scop_context.
1348 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1350 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1351 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1352 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1353 * graphite-ppl.h: Include double-int.h and tree.h.
1354 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1355 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1356 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1357 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1359 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1361 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1362 POINTER_PLUS_EXPR for pointer types.
1363 (clast_to_gcc_expression): Same.
1365 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1367 * graphite-poly.c (print_scattering_function): Early return when
1368 PBB_TRANSFORMED_SCATTERING is not initialized.
1369 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1371 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1373 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1374 to fix bootstrap.
1376 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
1378 * tree-parloops.c (analyze_reduction_list): Change return
1379 value to void.
1380 (try_create_reduction_list): Move the call to
1381 analyze_reduction_list to the beginining.
1382 Call reduction_phi with analyzed_reductions as argument
1383 instead of reduction_list.
1385 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1387 * Merge from mainline (r148296:149346)
1389 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1391 * graphite-scop-detection.c (graphite_can_represent_init): New.
1392 (graphite_can_represent_scev): Call graphite_can_represent_init:
1393 check that the initial value does not contain multiplications of
1394 parameters.
1395 (stmt_has_simple_data_refs_p): New.
1396 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1397 (is_simple_operand): Fix formatting.
1398 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1400 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1402 * testsuite/gcc.dg/graphite/id-13.c: New.
1403 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1404 analyze_scalar_evolution, use scalar_evolution_in_region.
1405 (scan_tree_for_params_right_scev): Add extra assert.
1406 (parameter_index_in_region_1): Split from parameter_index_in_region.
1407 (idx_record_params): Use scalar_evolution_in_region.
1408 (find_params_in_bb): Same.
1409 (find_scop_parameters): Same.
1410 (build_loop_iteration_domains): Same.
1411 (create_linear_expr_from_tree): Same.
1412 * sese.c (scalar_evolution_in_region): New.
1413 * sese.h (scalar_evolution_in_region): Declared.
1414 (defined_in_sese_p): New.
1415 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1416 static anymore.
1417 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1418 Declared.
1420 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1422 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1423 TREE_DATA_REF_H also implies SCEV_H.
1425 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1427 * graphite-poly.c (print_scop_params): New.
1428 (print_scop): Call print_scop_params.
1429 (debug_scop_params): New.
1430 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1432 2009-07-07 Li Feng <nemokingdom@gmail.com>
1434 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1435 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1436 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1437 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1438 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1439 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1441 2009-07-07 Li Feng <nemokingdom@gmail.com>
1443 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1444 for dependency checking part.
1445 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1446 tests for dependency checking.
1447 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1448 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1449 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1450 flag -fdump-tree-graphite-all for autopar testsuites.
1452 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1454 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1455 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1456 canonicalize_loop_ivs): Moved...
1457 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1459 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1461 * tree-parloops.c (try_create_reduction_list): Pass an extra
1462 argument analyzed_reductions. Call analyze_reduction_list.
1463 (gen_parallel_loop): Do not call analyze_reduction_list.
1464 (parallelize_loops): Init and finalize analyzed_reductions.
1466 2009-07-06 Li Feng <nemokingdom@gmail.com>
1468 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1469 Added flag -fno-loop-strip-mine for autopar testcase.
1471 2009-07-04 Li Feng <nemokingdom@gmail.com>
1473 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1474 transformed scattering dimension instead of unmatch orignal when
1475 calling dependence_polyhedron.
1477 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1479 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1481 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1483 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1484 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1486 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1489 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1490 * graphite-poly.c (pbb_number_of_iterations): New.
1491 * graphite-poly.h (pbb_number_of_iterations): Declared.
1492 (pbb_iterator_dim, pbb_parameter_dim): New.
1494 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1496 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1497 last commit on type of lower and upper bound of loops.
1499 2009-06-29 Li Feng <nemokingdom@gmail.com>
1501 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1502 graphite-dependences.h.
1503 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1504 (mark_bb_with_pbb): New.
1505 (get_stmtfor_depth): New.
1506 (find_pbb_via_hash): New.
1507 (dependency_in_loop_p): New.
1508 (mark_loops_parallel): New.
1509 (free_aux_in_new_loops): New.
1510 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1511 bb with it's relevant pbb. Mark newly created loops. Remove mark
1512 innermost loop parallel without checking.
1513 (gloog): Add parameter BB_PBB_MAPPING.
1514 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1515 (gloog): Change declaration.
1516 (mark_loop_parallel): Make extern.
1517 (free_aux_in_new_loops): Declare.
1518 (bb_pbb_map_hash): New.
1519 (eq_bb_pbb_map): New.
1520 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1521 auto parallelization when flag_graphite_force_parallel is set.
1522 (graphite_finalize): Added free_aux_in_new_loops.
1523 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1524 the innermost loop that marked parallel. Use
1525 flag_graphite_force_parallel instead of loop->can_be_parallel.
1526 (loop_parallel_p): Move inner most checking out of function.
1528 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1530 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1531 type of lower and upper bound of loops signed long int.
1533 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1535 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1536 expression outside the loop.
1538 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1540 * gcc.dg/graphite/interchange-8.c: New.
1542 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1544 * gcc.dg/graphite/interchange-0.c: XFailed.
1545 * gcc.dg/graphite/interchange-5.c: XFailed.
1546 * gcc.dg/graphite/interchange-6.c: XFailed.
1548 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1550 * graphite-interchange.c (compute_array_size_poly): The end of the
1551 recursion should return 1.
1553 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1555 * graphite-interchange.c (compute_array_size_cstr): Allow the
1556 subscript multiplier to be -1.
1557 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1558 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1559 data_container. Initializes PDR_DATA_CONTAINER.
1560 (print_pdr_access_layout): New.
1561 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1562 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1563 data_container.
1564 (PDR_DATA_CONTAINER): New.
1565 (new_poly_dr): Update declaration.
1566 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1567 (build_poly_dr): Call pdr_add_data_dimensions.
1569 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1571 * graphite-poly.h (struct poly_dr): Fix comment.
1572 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1573 (pdr_add_memory_accesses): New.
1574 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1576 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1578 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1579 (print_pbb): Add call to print_pdrs.
1580 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1582 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1583 Li Feng <nemokingdom@gmail.com>
1585 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1586 (dependency_between_pbbs_p): New.
1587 (lexicographically_gt_p): Assure !empty_p before polyhedron
1588 intersection assign.
1589 (build_lexicographically_gt_constraint): Correct lexicographically
1590 judging.
1591 * graphite-dependences.h: New.
1592 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1594 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1596 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1597 (gloog): Print to dump_file the generated clast.
1598 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1599 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1601 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1603 * graphite-poly.c (extend_scattering): Increment
1604 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1606 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1608 * graphite-interchange.c (compute_array_size_poly): Added exit of
1609 recursion condition. Continue iterating even after the first equality.
1610 (compute_array_size): Same.
1612 2009-06-24 Li Feng <nemokingdom@gmail.com>
1614 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1615 -fdump-tree-final_cleanup to -fdump-tree-optimized.
1616 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1617 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1618 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1620 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1622 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1623 only when the use verifies is_gimple_reg.
1625 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1627 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1628 Allocate scaldims after call to unify_scattering_dimensions.
1630 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1632 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1634 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1635 Albert Cohen <albert.cohen@inria.fr>
1637 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1638 variables for the strip mining.
1640 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1641 Pranav Garg <pranav.garg2107@gmail.com>
1643 * Makefile.in (OBJS-common): Added graphite-blocking.o.
1644 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1645 (graphite-blocking.o): New rule.
1646 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1647 * graphite-blocking.c: New.
1648 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1649 flag_loop_strip_mine.
1650 (psct_scattering_dim_for_loop_depth): New.
1651 * graphite-poly.h (scop_do_strip_mine): Declared.
1652 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1653 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1654 flag_loop_strip_mine.
1656 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1658 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1659 a GMP value and a PPL coefficient at each iteration of a loop.
1661 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1663 * graphite-dependences.c (dependence_polyhedron): Do not use
1664 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1665 pbb_nb_scattering_transform.
1666 (graphite_legal_transform_dr): Same.
1667 * graphite-poly.c (extend_scattering): Same.
1668 (unify_scattering_dimensions): Same.
1669 (print_scattering_function): Same.
1670 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1671 PBB_NB_LOCAL_VARIABLES.
1672 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1673 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1674 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1675 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1676 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1677 (pbb_nb_scattering_transform): New.
1678 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1679 (psco_scattering_dim): Add assert on parameters.
1680 (psct_scattering_dim): Same.
1681 (psct_scattering_dim_for_loop_depth): Declared.
1682 (psct_local_var_dim): New.
1683 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1684 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1685 correct layout, call pbb_nb_local_vars.
1686 (psct_add_local_variable, psct_add_scattering_dimension): New.
1687 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1688 Initialize PBB_NB_SCATTERING_TRANSFORM.
1690 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1692 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1693 (set_coef): Renamed ppl_set_coef.
1694 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1696 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1698 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1699 test a boolean against 1.
1700 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1701 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1702 (pbb_do_interchange): Returns true when a transform has been performed.
1703 (scop_do_interchange): Same.
1704 * graphite-poly.c (apply_poly_transforms): Use the return value of
1705 scop_do_interchange.
1706 * graphite-poly.h (scop_do_interchange): Update declaration.
1708 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1710 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1711 after last use.
1712 * sese.c (sese_reset_aux_in_loops): New.
1713 * sese.h (sese_reset_aux_in_loops): New.
1715 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1717 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1718 multiplier and multiply the constant by the multiplier.
1719 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1720 (build_poly_dr): Do not use the multiplier to define the subscript.
1722 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1724 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1725 compiler's data reference. Initialize PDR_CDR.
1726 (print_pdr): Call dump_data_reference.
1727 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1728 Add compiler_dr field.
1729 (PDR_BB): Renamed PDR_PBB.
1730 (PDR_CDR): New.
1731 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1732 GCC's data reference representation.
1733 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1734 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1736 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1738 * graphite-poly.c (print_scattering_function): Also print the layout.
1739 * graphite-poly.h (pbb_nb_local_vars): New.
1741 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1743 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1745 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1747 * graphite-poly.c (print_pdr, debug_pdr): New.
1748 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1749 (PDR_BASE): Removed.
1751 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1753 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1754 ltrans-{1..6,8}.c.
1756 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1758 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1759 subscript identification column.
1760 (pbb_do_interchange): Print to dump_file that some loops "will be
1761 interchanged". Rely on that chain of characters in the testcases.
1762 * gcc.dg/graphite/interchange-0.c: New.
1763 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1764 interchange-*.c files and compile them with -floop-interchange.
1766 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1768 * graphite-interchange.c (interchange_profitable_p): Renamed
1769 pbb_interchange_profitable_p.
1771 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1772 Harsha Jagasia <harsha.jagasia@amd.com>
1773 Pranav Garg <pranav.garg2107@gmail.com>
1775 * graphite-interchange.c (interchange_profitable_p): Make static.
1776 (pbb_interchange_loop_depths, pbb_do_interchange,
1777 scop_do_interchange): New.
1778 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1779 for flag_loop_interchange.
1780 * graphite-poly.h (scop_do_interchange): Declared.
1781 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1782 flag_loop_interchange is used.
1784 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1786 * graphite-dependences.c (dependence_polyhedron): Update use of
1787 pbb_nb_scattering_dims.
1788 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1789 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1790 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1791 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1793 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1795 * graphite.c: Cleanup foo.
1797 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1799 * Merge from mainline (r143684:148293).
1800 * Disabled libpcp until it gets fixed.
1802 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1803 Harsha Jagasia <harsha.jagasia@amd.com>
1805 * graphite-interchange.c: New.
1806 * Makefile.in (graphite-interchange.o): New.
1807 * graphite-poly.h (interchange_profitable_p): Declared.
1808 * graphite-ppl.h (value_max): New.
1810 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1812 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1813 * graphite-poly.h: Fix some comments.
1814 (pdr_dim): New.
1815 (pdr_scop): New.
1817 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1819 * graphite-poly.h
1820 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1821 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1822 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1823 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1824 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1825 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1826 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1827 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1828 * graphite-clast-to-gimple.c: Same.
1829 * graphite-dependences.c: Same.
1830 * graphite-poly.c: Same.
1831 * graphite-sese-to-poly.c: Same.
1833 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1835 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1836 expressions for an IV rename, as returned by clast_to_gcc_expression.
1837 (copy_renames): Rename new_name to expr.
1838 * sese.c (debug_rename_elt): Same.
1839 (get_rename): Same.
1840 (set_rename): Same.
1841 (sese_adjust_liveout_phis): Call force_gimple_operand before using
1842 the information from the rename map.
1843 (rename_variables_in_stmt): Same.
1844 (add_loop_exit_phis): Rename new_name to expr.
1845 (insert_loop_close_phis): Same.
1846 (add_guard_exit_phis): Same. Call force_gimple_operand.
1847 * sese.h (struct rename_map_elt): Rename new_name to expr.
1848 (new_rename_map_elt): Same.
1850 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1852 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1853 * sese.c (set_rename): Make it extern.
1854 * sese.h (set_rename): Declared.
1856 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1858 * graphite-poly.c (extend_scattering): Free values.
1859 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1860 Free iterators.
1861 (ppl_print_powerset_matrix): Same.
1862 * graphite-scop-detection.c (free_scops_1): New.
1863 (limit_scops): Call free_scops_1.
1864 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1865 (build_poly_dr): Free PPL coefficients.
1866 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1868 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1870 * graphite-dependences.c: New.
1871 * graphite-data-ref.c: Removed.
1872 * graphite-data-ref.h: Removed.
1873 * Makefile.in (graphite-data-ref.o): Removed.
1874 (graphite-dependences.o): Added.
1875 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1876 * graphite-poly.c: Same.
1877 Move the data dependence testing to graphite-dependences.c.
1879 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1881 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1882 from graphite_cannot_represent_loop. Code refactored.
1883 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1885 2009-05-17 Li Feng <nemokingdom@gmail.com>
1887 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1888 Cover all the testcases (not only the filtered ones).
1890 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1892 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1893 unnecessary check. Update comments. Move check for REAL_TYPE here.
1894 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1895 done in (stmt_simple_for_scop_p).
1897 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1899 * graphite.c (print_global_statistics): New.
1900 (print_graphite_scop_statistic): New.
1901 (print_graphite_statistics): New.
1902 (graphite_initialize, graphite_transform_loops): Print statistics.
1903 * graphite-scop-detection (build_scops): Print statistics.
1904 (print_graphite_scop_statistics): New.
1905 (print_graphite_statistics): New.
1907 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1909 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1910 (debug_clast_name_index): Removed.
1911 (debug_clast_name_indexes_1): Removed.
1912 (debug_clast_name_indexes): Removed.
1913 (clast_name_index_elt_info): Removed.
1914 (eq_clast_name_indexes): Removed.
1915 (clast_name_to_index): Removed.
1916 (new_clast_name_index): Removed.
1917 (save_clast_name_index): Removed.
1918 (save_var_name): Moved...
1919 (init_sese_params_index): Removed.
1920 (clast_name_to_gcc): Remove use of name_tree.
1921 (initialize_cloog_names): Same.
1922 (gloog): Do not call init_sese_params_index.
1923 * graphite-sese-to-poly.c (save_var_name): ...here.
1924 (parameter_index_in_region): New.
1925 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1926 (parameter_index_in_region): Removed.
1927 (is_parameter): Remove use of name_tree.
1928 * sese.h (struct name_tree): Removed.
1929 (struct sese): Remove use of name_tree. New field params_names.
1930 (SESE_PARAMS_NAMES): New.
1931 (SESE_PARAMS): Remove duplicate.
1932 (parameter_index_in_region): Removed.
1933 (sese_nb_params): Remove use of name_tree.
1934 (struct clast_name_index): New.
1935 (new_clast_name_index): New.
1936 (clast_name_to_index): New.
1937 (save_clast_name_index): New.
1938 (debug_clast_name_index): New.
1939 (debug_clast_name_indexes_1): New.
1940 (debug_clast_name_indexes): New.
1941 (clast_name_index_elt_info): New.
1942 (eq_clast_name_indexes): New.
1944 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1946 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1947 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1948 (graphite_loop_normal_form): Do not pass region. Do not
1949 initialize SESE_OLDIVS.
1950 (build_graphite_loop_normal_form): Update call to
1951 graphite_loop_normal_form.
1952 * sese.c (debug_oldivs): Removed.
1953 (new_sese): Do not initialize SESE_OLDIVS.
1954 (free_sese): Do not free SESE_OLDIVS.
1955 (oldiv_for_loop): Removed.
1956 * sese.h (struct sese): Remove old_ivs.
1957 (SESE_OLDIVS): Removed.
1958 (oldiv_for_loop): Removed.
1960 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1962 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1963 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1964 replaced by a call to newivs_to_depth_to_newiv.
1965 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1966 (clast_to_gcc_expression_red): Same.
1967 (gcc_type_for_clast_expr): Same.
1968 (gcc_type_for_clast_eq): Same.
1969 (graphite_translate_clast_equation): Same.
1970 (graphite_create_guard_cond_expr): Same.
1971 (graphite_create_new_guard): Same.
1972 (graphite_create_new_loop): Same.
1973 (build_iv_mapping): Same.
1974 (translate_clast): Same.
1975 (gloog): Same.
1976 (loop_iv_stack_patch_for_consts): Removed. *
1977 sese.c (iv_stack_entry_is_constant): Removed.
1978 (iv_stack_entry_is_iv): Removed.
1979 (loop_iv_stack_push_iv): Removed.
1980 (loop_iv_stack_insert_constant): Removed.
1981 (loop_iv_stack_pop): Removed.
1982 (loop_iv_stack_get_iv): Removed.
1983 (loop_iv_stack_get_iv_from_name): Removed.
1984 (debug_loop_iv_stack): Removed.
1985 (free_loop_iv_stack): Removed.
1986 (loop_iv_stack_remove_constants): Removed. *
1987 sese.h (iv_stack_entry_kind): Removed.
1988 (iv_stack_entry_data_union): Removed.
1989 (iv_stack_entry_struct): Removed.
1990 (iv_stack_entry_p): Removed.
1991 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1992 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1993 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1994 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1995 (gbb_loop_at_index): Fix indenting.
1996 (gbb_loop_index): Removed.
1998 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2000 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2001 Call clast_name_to_index.
2003 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2005 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2006 do not pass params. Get params from SESE_PARAMS.
2007 (clast_to_gcc_expression): Same.
2008 (clast_to_gcc_expression_red): Same.
2009 (gcc_type_for_clast_eq): Same.
2010 (graphite_translate_clast_equation): Same.
2011 (graphite_create_new_loop): Same.
2012 * sese.c (rename_variables_in_stmt): Fix comment.
2014 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2016 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2017 newivs_index.
2018 Call save_clast_name_index.
2019 (translate_clast): Pass newivs_index.
2020 (gloog): Create and free newivs_index.
2022 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2024 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2025 (clast_name_index_p): New type.
2026 (debug_clast_name_index): New.
2027 (debug_clast_name_indexes_1): New.
2028 (debug_clast_name_indexes): New.
2029 (clast_name_index_elt_info): New.
2030 (eq_clast_name_indexes): New.
2031 (clast_name_to_index): New.
2032 (new_clast_name_index): New.
2033 (save_clast_name_index): New.
2034 (init_sese_params_index): New.
2035 (gloog): Call init_sese_params_index.
2036 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2037 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2038 (free_sese): Free SESE_PARAMS_INDEX.
2039 * sese.h (struct sese): Add params_index.
2040 (SESE_PARAMS_INDEX): New.
2042 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2044 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2045 (graphite_create_new_loop): Pass the newivs vector. Push the
2046 newly created IV to newivs.
2047 (translate_clast): Pass the newivs vector.
2048 (gloog): Create and destroy the newivs vector.
2050 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2052 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2053 (graphite_loop_normal_form): Initialize loop->aux with the unique
2054 IV that has been created.
2056 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2058 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2059 scev with parameters in the base part. They where forbidden
2060 exidently.
2062 2009-05-11 Li Feng <nemokingdom@gmail.com>
2064 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2065 compile options by file names.
2066 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2067 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2068 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2069 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2071 2009-05-08 Li Feng <nemokingdom@gmail.com>
2073 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2074 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2075 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2076 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2078 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2080 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2081 by final cleanup.
2083 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2085 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2086 allow integer constant strides.
2087 (graphite_can_represent_expr): Depend on outermost_loop.
2088 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2089 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2090 build_scops_1): Same.
2091 (scopdet_basic_block_info): Same and insert layered SCoP
2092 detection.
2093 (try_generate_gimple_bb): Cleanup.
2094 (build_scops): Enable data references.
2096 * testsuite/gcc.dg/graphite/id-5.c: New.
2097 * testsuite/gcc.dg/graphite/id-9.c: New.
2098 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2099 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2101 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2103 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2104 that we have not yet built for this SCoP.
2106 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2108 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2109 for complex numbers.
2111 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2113 * graphite-ppl.c: Fix build if cloog is not available.
2115 2009-05-04 Li Feng <nemokingdom@gmail.com>
2117 * tree-parloops.c (loop_parallel_p): Remove construction of
2118 NITER and REDUCTION_LIST.
2119 (try_get_loop_niter): New.
2120 (try_create_reduction_list): New.
2121 (parallelize_loops): Bypass the failed checkings in autopar
2122 when can_be_parallel in loop structure is set to true.
2124 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2126 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2127 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2129 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2131 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2132 Enable EQ_EXPR and NE_EXPR again.
2134 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2136 * graphite-scop-detection.c (graphite_can_represent_scev):
2137 Add check if scev is affine multivariate.
2138 (harmful_stmt_in_bb): Check if we can represent the conditions.
2139 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2140 harmful_stmt_in_bb.
2141 * testsuite/gcc.dg/graphite/id-7.c: New.
2143 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2145 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2146 Check all bbs in region, not only the bbs that are represented in
2147 GRAPHITE.
2148 (build_poly_scop): Add newline.
2149 * testsuite/gcc.dg/graphite/id-8.c: New.
2151 2009-04-30 Li Feng <nemokingdom@gmail.com>
2153 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2154 when loop initialize.
2155 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2156 * common.opt: Declare flag_graphite_force_parallel.
2157 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2158 loop parallel.
2159 * graphite-poly.c (apply_poly_transforms): Introduce
2160 flag_graphite_force_parallel.
2161 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2162 * toplev.c (process_options): ditto and replace a not correctly
2163 encoded space.
2165 2009-04-30 Li Feng <nemokingdom@gmail.com>
2167 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2168 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2169 to the redefinition.
2170 (compute_cloog_iv_types_1): ditto.
2171 (build_iv_mapping): ditto.
2172 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2173 initialization.
2174 (free_gimple_bb): Removed GBB_LOOPS related free part.
2175 (build_bb_loops): Removed.
2176 * sese.h (struct gimple_bb): Removed loops.
2177 (GBB_LOOPS): Removed.
2178 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2179 (gbb_loop_index): ditto.
2181 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2183 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2184 allow non constant strides.
2185 * testsuite/gcc.dg/graphite/scop-20.c: New.
2187 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2189 * graphite-scop-detection.c (dot_all_scops): Fix system call
2190 return value warning.
2191 (dot_scop): Same.
2193 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2195 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2196 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2198 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2200 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2201 build_pairwise_constraint, dr_equality_constraints,
2202 build_pairwise_scheduling_equality,
2203 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2204 build_lexicographically_gt_constraint, dependence_polyhedron,
2205 graphite_legal_transform_dr, graphite_legal_transform_bb,
2206 graphite_legal_transform): New.
2207 * graphite-poly.h (graphite_legal_transform): Declared.
2208 * graphite-sese-to-poly.c (build_poly_scop): Call to
2209 graphite_legal_transform is disabled for the moment.
2211 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2213 * graphite-poly.h (pbb_nb_scattering_dims): New.
2214 (pbb_nb_scattering): Use it.
2216 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2218 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2219 Pointset_Powerset version of ppl_insert_dimensions.
2220 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2222 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2224 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2226 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2228 * graphite-poly.h: Fix comment.
2230 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2232 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2234 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2236 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2237 statements.
2239 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2241 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2242 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2243 conditions.
2245 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2247 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2248 handle EQ_EXPR and NE_EXPR.
2250 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2252 * graphite-poly.h (poly_dr): Fix comment.
2254 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2255 Tobias Grosser <grosser@fim.uni-passau.de>
2257 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2258 with a zero dimension polyhedron.
2259 (find_scop_parameters): Move the call to scop_set_nb_params here.
2260 (build_loop_iteration_domains): Store in loop->aux the iteration
2261 domain polyhedron.
2262 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2263 by any loop in scop.
2264 (build_poly_scop): Do not call scop_set_nb_params.
2266 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2267 Tobias Grosser <grosser@fim.uni-passau.de>
2269 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2270 add_condition_to_domain not GT_EXPR.
2272 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2274 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2275 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2276 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2277 upper_bound_assign to calculate unions.
2278 * testsuite/gcc.dg/graphite/id-6.c: New.
2280 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2282 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2283 handle abnormal edges.
2285 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2287 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2288 (free_poly_bb): Also free poly_drs.
2289 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2290 (poly_dr): Polyhedron to Pointset_Powerset.
2291 (pdr_accessp_nb_subscripts): Same.
2292 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2293 poly_drs.
2295 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2297 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2298 names into more meaningful names.
2300 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2302 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2303 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2305 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2307 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2308 the reduction_list.
2309 * tree-parloops.c (rewrite_phi_with_iv): New.
2310 (rewrite_all_phi_nodes_with_iv): New.
2311 (canonicalize_loop_ivs): Call them.
2313 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2315 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2316 graphite_find_data_references_in_stmt.
2317 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2318 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2320 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2322 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2324 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2326 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2327 instead of bb_in_region.
2328 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2329 (build_sese_conditions): Use flag_bb_in_sese.
2330 * sese.c (register_bb_in_sese): Removed.
2331 (new_sese): Remove initialization of SESE_REGION_BBS.
2332 (free_sese): Do not free SESE_REGION_BBS.
2333 * sese.h (struct sese): Remove field region_basic_blocks.
2334 (SESE_REGION_BBS): Removed.
2335 (bb_in_sese_p): Implement in function of bb_in_region.
2337 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2339 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2340 loops.
2342 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2344 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2345 and EQ_EXPR.
2346 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2347 (add_condition_to_domain): New.
2348 (add_condition_to_pbb): New.
2349 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2350 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2352 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2354 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2355 ppl_Pointset_Powerset.
2356 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2357 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2358 (pbb_nb_loops): Same.
2359 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2360 add_conditions_to_domain): Same.
2361 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2362 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2363 ppl_const_Polyhedron_t.
2364 (ppl_print_powerset_matrix): New.
2365 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2366 ppl_print_powerset_matrix): New.
2367 (ppl_print_polyhedron_matrix): Updated.
2369 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2371 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2373 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2375 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2376 (print_iteration_domains, debug_iteration_domain,
2377 debug_iteration_domains): New.
2378 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2379 debug_iteration_domains): Declared.
2380 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2381 indenting.
2383 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2384 Sebastian Pop <sebastian.pop@amd.com>
2386 * graphite-poly.h (print_iteration_domain): New.
2387 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2388 (build_sese_conditions_1, build_sese_conditions_after,
2389 build_sese_conditions_before): New.
2390 (build_sese_conditions): Rewritten.
2392 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2393 Tobias Grosser <grosser@fim.uni-passau.de>
2395 Cleanup of code generation liveouts.
2396 * graphite-clast-to-gimple.c (translate_clast): Use a single
2397 rename_map instead of one per translated statement.
2398 Do not use SESE_LIVEOUT_RENAMES.
2399 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2400 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2401 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2402 phi node of a reduction: when a loop contains a reduction used outside
2403 the loop, there should be a scalar close phi node on the exit block.
2404 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2405 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2406 (free_sese): Do not free them.
2407 (sese_build_liveouts_use): Do not use them.
2408 (sese_build_liveouts_bb): Same.
2409 (sese_build_liveouts): Same.
2410 (sese_insert_phis_for_liveouts): Same.
2411 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2412 (defined_in_loop_p): New.
2413 (alive_after_loop): New.
2414 (close_phi_not_yet_inserted_p): New.
2415 (struct alep, alep_p): New.
2416 (add_loop_exit_phis): Remove from the rename_map all the names defined
2417 in the code generated loop.
2418 (insert_loop_close_phis): Traverse the rename_map passed to it.
2419 Don't use SESE_LIVEOUT_RENAMES.
2420 (default_liveout_before_guard): Renamed default_before_guard.
2421 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2422 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2423 (register_sese_liveout_renames): Removed.
2424 (copy_bb_and_scalar_dependences): Do not call it.
2425 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2426 reduction_list.
2427 (SESE_LIVEOUT): Removed.
2428 (SESE_LIVEOUT_RENAMES): Removed.
2429 (SESE_REDUCTION_LIST): Removed.
2430 (sese_build_liveouts): Removed.
2431 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2432 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2433 (insert_guard_phis): Same.
2434 (rename_map_elt): Declare a VEC of them.
2435 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2436 trees not pointers to trees.
2438 Rewrite in canonical close SSA form:
2439 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2440 (limit_scops): Close the scop after the block containing the close phi
2441 nodes.
2442 (canonicalize_loop_closed_ssa): New.
2443 (canonicalize_loop_closed_ssa_form): New.
2444 (build_scops): Call canonicalize_loop_closed_ssa_form.
2446 * graphite-sese-to-poly.c: Fix typos.
2448 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2450 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2451 Extended.
2452 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2453 (print_pbb): Add conditions.
2455 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2456 Sebastian Pop <sebastian.pop@amd.com>
2458 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2459 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2460 (build_scop_bbs_1): New.
2461 (build_scop_bbs): Rewrite.
2462 * sese.h (bb_in_region): New.
2464 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2466 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2467 poly_drs vector.
2468 (print_scop): Style.
2469 * graphite-poly.h (poly_bb): Add drs vector.
2470 (PBB_DRS): Add accessor.
2471 * graphite-sese-to-poly.c (build_poly_dr): New.
2472 (build_pbb_drs, build_scop_drs): New.
2473 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2475 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2477 * tree-ssa-loop.c: Include forgotten toplev.h
2479 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2481 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2482 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2483 * testsuite/gcc.dg/graphite/pr37928.c: Same
2484 * testsuite/gcc.dg/graphite/pr38409.c: Same
2485 * testsuite/gcc.dg/graphite/pr38498.c: Same
2486 * testsuite/gcc.dg/graphite/pr38559.c: Same
2487 * testsuite/gcc.dg/graphite/pr39335.c: Same
2488 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2489 * testsuite/gfortran.dg/graphite/block-2.f: Same
2490 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2491 with -floop-*.
2493 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2495 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2496 build_access_matrix, build_scop_data_accesses): Remove access function
2497 building. (We get a new version soon).
2498 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2499 * sese.h (nb_loops_around_loop_in_sese): Remove.
2500 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2502 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2503 Sebastian Pop <sebastian.pop@amd.com>
2505 * graphite-scop-detection.c (struct scopdet_info): Rename last
2506 field to exit.
2507 (scopdet_basic_block_info, build_scops_1): Don't use
2508 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2510 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2511 Sebastian Pop <sebastian.pop@amd.com>
2513 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2514 * sese.c (sese_build_liveouts_use): Renamed from
2515 sese_build_livein_liveouts_use. Remove liveins.
2516 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2517 Call sese_build_liveouts_use.
2518 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2519 Call sese_build_liveouts_bb.
2520 (new_sese, free_sese): Remove liveins.
2521 (sese_add_exit_phis_var): Deleted.
2522 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2523 directly.
2524 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2526 * sese.h (sese): Remove num_ver and livein.
2527 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2529 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2531 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2533 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2535 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2536 (build_scop_scattering): Do not use compare_prefix_loops any more.
2537 (nb_common_loops): New.
2539 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2541 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2542 (register_old_and_new_names): Renamed set_rename.
2544 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2546 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2547 of the decl from the previous commit.
2549 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2551 * graphite-scop-detection.c (dot_scop): New.
2552 * graphite-scop-detection.h (dot_scop): Declared.
2554 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2556 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2558 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2560 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2561 condition at the end of the loop.
2562 * graphite.c (graphite_initialize, graphite_finalize): Print to
2563 dump_file the compiled function.
2564 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2565 of create_empty_loop_on_edge.
2566 (translate_clast): Update the code generation of loops for the new
2567 shape of loops.
2568 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2570 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2572 Reverted the patch from 2009-03-19.
2574 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2576 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2577 poly_drs vector.
2578 (print_scop): Style.
2579 * graphite-poly.h (poly_bb): Add drs vector.
2580 (PBB_DRS): Add accessor.
2581 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2582 (build_access_matrix_with_af, build_access_matrix,
2583 build_scop_data_accesses): Delete.
2584 (build_poly_dr): New.
2585 (build_pbb_drs, build_scop_drs): New.
2586 (build_poly_scop): call build_scop_drs.
2588 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2590 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2591 once per basic block.
2593 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2595 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2596 (graphite_can_represent_expr): Renamed from loop_affine_expr
2597 and enhanced.
2598 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2599 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2600 (scopdet_basic_block_info): Actually define entry_block.
2601 (stmt_simple_memref_p): Moved here from ...
2603 * tree-data-ref.c (stmt_simple_memref_p): here.
2604 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2606 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2608 * testsuite/gcc.dg/graphite/id-4.c: New.
2610 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2612 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2613 (register_old_and_new_names): Update the content of the map.
2614 When there was already a rename_map_elt in the map at that
2615 location, free it.
2616 (copy_bb_and_scalar_dependences): Do rename_variables after
2617 expand_scalar_variables.
2618 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2619 of the map. When there was already a rename_map_elt in the
2620 map at that location, free it.
2621 (translate_clast): Pass the rename_map. Do not initialize and free
2622 a rename_map per stmt_user.
2623 (gloog): Initialize and free one rename_map and pass it to
2624 translate_clast.
2626 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2628 * sese.c (expand_scalar_variables_stmt,
2629 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2630 parameter.
2631 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2632 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2633 the gimple_stmt_iterator of the statement to be expanded.
2634 * graphite-scop-detection.c (is_simple_operand): Do handle
2635 REALPART_EXPR.
2637 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2639 * graphite-scop-detection.c (is_simple_operand): Do not handle
2640 REALPART_EXPR.
2641 * testsuite/gcc.dg/graphite/id-2.c: New.
2643 * graphite-sese-to-poly.c (build_bb_loops,
2644 add_value_to_dim, scan_tree_for_params_right_scev,
2645 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2646 find_params_in_bb, build_loop_iteration_domains,
2647 add_conditions_to_domain): Remove subtract.
2649 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2651 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2652 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2653 pbb_loop_at_index -> gbb_loop_at_index.
2654 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2655 (debug_loop_vec): Delete.
2656 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2657 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
2658 (PBB_LOOPS): Removed.
2659 (PBB_BLACK_BOX): Insert cast.
2660 (pbb_set_black_box): New setter.
2661 (pbb_loop_at_index, pbb_loop_index): Removed.
2662 (scop_set_region, scop_set_nb_params): New.
2663 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2664 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2665 (build_poly_scop): Use scop_set_nb_params.
2666 * sese.h (gimple_bb): Add LOOPS.
2667 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2669 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2671 Revert previous commit.
2673 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2675 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2676 (register_old_and_new_names): Update the content of the map.
2677 When there was already a rename_map_elt in the map at that
2678 location, free it.
2679 (copy_bb_and_scalar_dependences): Do rename_variables after
2680 expand_scalar_variables.
2681 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2682 of the map. When there was already a rename_map_elt in the
2683 map at that location, free it.
2684 (translate_clast): Pass the rename_map. Do not initialize and free
2685 a rename_map per stmt_user.
2686 (gloog): Initialize and free one rename_map and pass it to
2687 translate_clast.
2689 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2691 Remove forgotten line in revert.
2693 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2695 Revert previous commit.
2697 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2699 * sese.c (register_old_and_new_names): Update the content
2700 of the map. When there was already a rename_map_elt in the
2701 map at that location, free it.
2702 (copy_bb_and_scalar_dependences): Do rename_variables after
2703 expand_scalar_variables.
2704 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2705 of the map. When there was already a rename_map_elt in the
2706 map at that location, free it.
2707 (translate_clast): Pass the rename_map. Do not initialize and free
2708 a rename_map per stmt_user.
2709 (gloog): Initialize and free one rename_map and pass it to
2710 translate_clast.
2712 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2714 * graphite-clast-to-gimple.c (translate_clast): context_loop
2715 is never NULL.
2717 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2718 Sebastian Pop <sebastian.pop@amd.com>
2720 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2721 of the use of ppl_Polyhedron_map_space_dimensions.
2723 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2724 Sebastian Pop <sebastian.pop@amd.com>
2726 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2727 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2728 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2729 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2730 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2731 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2732 pbb_nb_params): New.
2733 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2734 nb_loops_around_pbb): Adapt return types.
2736 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2738 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2739 graphite-clast-to-gimple.o, graphite-data-ref.o,
2740 graphite-scop-detection.o, graphite-poly.o): Add
2741 more headers.
2743 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2745 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2746 graphite-clast-to-gimple.o, graphite-data-ref.o,
2747 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2749 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2751 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2752 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2753 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2754 * testsuite/gcc.dg/graphite/block-0.c: Same.
2755 * testsuite/gcc.dg/graphite/block-1.c: Same.
2756 * testsuite/gcc.dg/graphite/block-2.c: Same.
2757 * testsuite/gcc.dg/graphite/block-3.c: Same.
2758 * testsuite/gcc.dg/graphite/block-4.c: Same.
2759 * testsuite/gcc.dg/graphite/block-5.c: Same.
2760 * testsuite/gcc.dg/graphite/block-6.c: Same.
2761 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2762 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2763 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2764 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2765 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2766 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2767 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2768 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2769 * opts.c: Remove -floop-block from -O2.
2770 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2771 -floop-strip-mine are used.
2773 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2774 Sebastian Pop <sebastian.pop@amd.com>
2776 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2777 dimensions.
2778 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2779 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2780 strip_mine_profitable_p, is_interchange_valid,
2781 graphite_trans_bb_block, graphite_trans_loop_block,
2782 graphite_trans_scop_block): Temporary removed.
2783 (extend_scattering, unify_scattering_dimensions): New.
2784 (print_scattering_function, graphite_read_transforms):
2785 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2786 (graphite_generate_scattering_fns): Removed.
2787 (apply_poly_transforms): Cleanup.
2788 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2789 (schedule_to_scattering): Moved.
2790 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2791 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2792 (pbb_nb_scattering): New.
2793 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2794 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2795 Removed.
2796 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2797 shift_poly.
2798 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2799 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2800 -> PBB_TRANSFORMED_SCATTERING.
2801 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2802 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2803 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2804 (check_poly_representation): Do not return bool.
2805 (graphite_transform_loops): Reformat.
2806 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2808 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2810 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2811 debug_pbb_domain, debug_pbb, debug_scop): New.
2812 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2813 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2815 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2817 PR middle-end/39335
2818 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2819 when the type precision of the induction variable should be
2820 larger than the type precision of nit.
2821 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2822 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2823 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2825 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2826 * testsuite/gcc.dg/graphite/pr39335.c: New.
2828 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2830 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2831 SSA_NAMES not struct reduction_info.
2833 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2835 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2837 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2838 Tobias Grosser <grosser@fim.uni-passau.de>
2840 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2841 (free_sese): Free SESE_REDUCTION_LIST.
2842 * sese.h (struct sese): Add field reduction_list.
2843 (SESE_REDUCTION_LIST): New.
2844 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2845 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2847 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2848 Tobias Grosser <grosser@fim.uni-passau.de>
2850 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2851 of loop_p.
2853 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2854 Tobias Grosser <grosser@fim.uni-passau.de>
2856 * tree-parloops.c (struct brli, build_reduction_list_info,
2857 analyze_reduction_list, gather_scalar_reductions): New.
2858 (loop_parallel_p): Build a reduction list containing only
2859 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2860 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2861 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2862 * tree-flow.h (gather_scalar_reductions): Declared.
2864 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2866 PR middle-end/39308
2867 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2868 number_of_iterations_exit from a gcc_assert.
2870 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2871 Jan Sjodin <jan.sjodin@amd.com>
2873 * output.h (graphite_out_file, graphite_in_file): Declared.
2874 * toplev.c (graphite_out_file, graphite_in_file): New.
2875 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2876 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2877 Don't call schedule_to_scattering.
2878 * common.opt (fgraphite-write, fgraphite-read): New.
2879 * graphite-poly.c: Include output.h.
2880 (print_scattering_function, print_scattering_functions,
2881 debug_scattering_function, debug_scattering_functions,
2882 graphite_write_transforms, graphite_read_transforms,
2883 graphite_generate_scattering_fns): New.
2884 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2885 Call graphite_generate_scattering_fns, graphite_write_transforms,
2886 graphite_read_transforms.
2887 (new_poly_bb): Initialize PBB_SCATTERING.
2888 (free_poly_bb): Free PBB_SCATTERING.
2889 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2890 * graphite-poly.h (struct poly_bb): Add field scattering.
2891 (PBB_SCATTERING): New.
2892 (print_scattering_function, print_scattering_functions,
2893 debug_scattering_function, debug_scattering_functions): Declared.
2894 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2895 GMP values, not integers!
2896 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2897 ppl_read_polyhedron_matrix): New.
2898 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2899 debug_ppl_polyhedron_matrix,
2900 ppl_read_polyhedron_matrix): Declared.
2901 * Makefile.in (graphite-poly.o): Depends on output.h.
2903 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2904 Tobias Grosser <grosser@fim.uni-passau.de>
2906 Revert this change:
2907 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2908 scalar evolutions in the scop_entry->loop_father.
2910 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2911 Tobias Grosser <grosser@fim.uni-passau.de>
2913 * graphite.h (ref_nb_loops): Remove declaration.
2914 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2915 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2916 debug_gbb): Moved to sese.h.
2917 * sese.h: As said.
2919 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2920 Tobias Grosser <grosser@fim.uni-passau.de>
2922 * graphite-data-ref.[ch]: Disable.
2924 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2925 Tobias Grosser <grosser@fim.uni-passau.de>
2927 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2928 scalar evolutions in the scop_entry->loop_father.
2930 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2932 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2933 (graphite_cannot_represent_loop_niter): Renamed
2934 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2935 (limit_scops): build_sese_loop_nests does not return a bool.
2936 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2937 * sese.c (nb_reductions_in_loop): ... from here.
2938 (graphite_loop_normal_form): ... from here.
2939 (sese_record_loop): Does not fail, so does not return a bool.
2940 (build_sese_loop_nests): Same.
2941 * sese.h (build_sese_loop_nests): Update declaration.
2942 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2943 (build_graphite_loop_normal_form): New.
2944 (gloog): Call build_graphite_loop_normal_form.
2945 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2946 build_sese_loop_nests.
2948 * testsuite/gcc.dg/graphite/id-1.c: New.
2950 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2951 Tobias Grosser <grosser@fim.uni-passau.de>
2953 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2954 The SCoP detection fix is sufficient.
2956 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2958 PR tree-optimization/39260
2959 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2960 the basic block contains a condition with a real type.
2961 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2963 * gcc.dg/graphite/pr39260.c: New.
2965 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2967 * graphite-poly.c: Inlcude params.h.
2968 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2969 the size of a tile.
2970 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2971 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2973 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2974 Tobias Grosser <grosser@fim.uni-passau.de>
2976 * graphite-scop-detection.c (dot_all_scops_1,
2977 dot_all_scops): Moved here.
2978 * graphite-scop-detection.h (dot_all_scops): Declared here.
2979 * graphite.c (graphite_initialize, graphite_finalize): New.
2980 (graphite_transform_loops): Cleaned up.
2981 * sese.c (debug_oldivs): Moved here.
2982 * graphite-poly.c (graphite_apply_transformations): Renamed
2983 apply_poly_transforms.
2984 (debug_loop_vec): Moved here.
2985 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2986 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2987 find_scop_parameters, build_scop_iteration_domain,
2988 add_conditions_to_constraints, build_scop_canonical_schedules,
2989 build_scop_data_accesses): Now static.
2990 (build_poly_scop, check_poly_representation): New.
2992 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2994 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2995 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2996 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2997 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2998 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2999 scan_tree_for_params, struct irp_data, dx_record_params,
3000 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3001 build_loop_iteration_domains, add_conditions_to_domain,
3002 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3003 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3004 build_sese_conditions, add_conditions_to_constraints,
3005 build_scop_iteration_domain, build_access_matrix_with_af,
3006 build_access_matrix,
3007 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3009 * graphite-sese-to-poly.c: New.
3010 * graphite-sese-to-poly.h: New.
3012 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3014 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3016 * graphite.c: Split graphite code generation to a new file.
3017 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3018 max_precision_type, clast_to_gcc_expression_red,
3019 clast_to_gcc_expression, gcc_type_for_clast_expr,
3020 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3021 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3022 graphite_create_new_guard, clast_get_body_of_loop,
3023 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3024 graphite_create_new_loop, build_iv_mapping, copy_renames,
3025 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3026 compute_cloog_iv_types, free_scattering, save_var_name,
3027 initialize_cloog_names, build_scop_context, build_cloog_prog,
3028 set_cloog_options, debug_clast_stmt, scop_to_clast,
3029 print_generated_program, debug_generated_program,
3030 gloog): Moved to graphite-clast-to-gimple.c.
3032 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3034 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3035 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3036 loop_iv_stack_pop, loop_iv_stack_get_iv,
3037 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3038 free_loop_iv_stack, loop_iv_stack_remove_constants,
3039 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3040 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3041 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3042 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3043 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3044 get_vdef_before_sese, sese_adjust_vphi,
3045 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3046 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3047 is_iv, expand_scalar_variables_ssa_name,
3048 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3049 expand_scalar_variables, rename_variables, remove_condition,
3050 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3051 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3052 default_liveout_before_guard, add_guard_exit_phis,
3053 insert_guard_phis, register_old_and_new_names,
3054 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3055 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3056 if_region_set_false_region, create_if_region_on_edge,
3057 move_sese_in_condition): Moved to sese.c.
3059 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3060 if_region_exit, if_region_get_condition_block,
3061 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3062 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3063 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3064 ivtype_map_elt, new_ivtype_map_elt,
3065 recompute_all_dominators): Moved to sese.h.
3067 * graphite-clast-to-gimple.c: New.
3068 * graphite-clast-to-gimple.h: New.
3069 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3070 * sese.c: Modified as said above.
3071 * sese.h: Same.
3073 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3075 * graphite.c: Split scop detection to a new file.
3076 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3077 move_sd_regions, loop_affine_expr, exclude_component_ref,
3078 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3079 graphite_cannot_represent_loop_niter, struct scopdet_info,
3080 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3081 find_single_entry_edge, find_single_exit_edge,
3082 create_single_entry_edge, sd_region_without_exit,
3083 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3084 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3085 Moved to graphite-scop-detection.c.
3087 * graphite-scop-detection.c: New.
3088 * graphite-scop-detection.h: New.
3089 * Makefile.in: Add new rule for graphite-scop-detection.o.
3091 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3092 tree-scalar-evolution.h.
3093 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3094 build_sese_loop_nests): Moved here from graphite.c.
3095 (param_index): Renamed parameter_index_in_region.
3097 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3098 Sebastian Pop <sebastian.pop@amd.com>
3100 * gcc.dg/graphite/block-0.c: Expected to fail now.
3101 * gcc.dg/graphite/block-1.c: Same.
3102 * gcc.dg/graphite/block-5.c: Same.
3103 * gcc.dg/graphite/block-6.c: Same.
3105 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3106 Sebastian Pop <sebastian.pop@amd.com>
3108 * graphite.h: Separate from graphite_bb_p the polyhedral
3109 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3110 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3111 graphite-data-ref.h.
3112 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3113 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3114 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3115 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3116 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3117 scop_nb_params): Moved to graphite-poly.h.
3118 * graphite-data-ref.c: Same.
3119 * graphite-data-ref.h: New.
3120 * graphite.c: Same.
3121 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3122 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3123 is_interchange_valid, graphite_trans_bb_block,
3124 graphite_trans_loop_block, scop_max_loop_depth,
3125 graphite_trans_scop_block, graphite_apply_transformations,
3126 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3127 graphite-poly.c.
3128 * graphite-poly.h: New.
3129 * graphite-poly.c: New.
3130 * Makefile.in (OBJS-common): Add graphite-poly.o.
3131 (graphite-poly.o): New rule.
3132 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3133 (DR_SCOP): Removed.
3135 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3136 Tobias Grosser <grosser@fim.uni-passau.de>
3138 * graphite.c: Replace gb -> gbb.
3139 * graphite.h: Same.
3140 * graphite-data-ref.c: Same.
3142 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3143 Tobias Grosser <grosser@fim.uni-passau.de>
3145 * Makefile.in (OBJS-commmon): Add sese.o.
3146 (sese.o): New.
3147 (graphite.o): Add sese.h.
3148 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3149 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3150 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3151 Move to sese.
3152 (block_before_scop): Add missing return.
3153 (new_scop, free_scop): Remove SESE data structures.
3154 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3155 find_scop_parameters, build_loop_iteration_domains,
3156 add_conditions_to_domain, register_scop_liveout_renames,
3157 copy_bb_and_scalar_dependences): Scop -> SESE.
3159 (add_conditions_to_domain): SCoP -> SESE and remove check
3160 (scop_contains_non_iv_scalar_phi_nodes): New.
3161 (build_scop_conditions_1, build_scop_conditions): Remove check for
3162 non iv scalar phi nodes.
3163 (print_scop_statistics): New.
3164 (graphite_transform_loops): Cleanup.
3166 * graphite.h: Move to sese & cleanup.
3167 * sese.c: New.
3168 * sese.h: New.
3170 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3171 Tobias Grosser <grosser@fim.uni-passau.de>
3173 * graphite.c (build_scop_conditions_1): Conditions are only
3174 at the end of a basic block.
3176 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3177 Tobias Grosser <grosser@fim.uni-passau>
3179 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3180 field.
3181 (GBB_ALPHA): Removed.
3183 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3184 Tobias Grosser <grosser@fim.uni-passau.de>
3186 * graphite-data-ref.c (graphite_test_dependence): Don't use
3187 GBB_DYNAMIC_SCHEDULE.
3188 * graphite.c (new_graphite_bb): Same.
3189 (free_graphite_bb): Same.
3190 (build_scop_dynamic_schedules): Removed.
3191 (graphite_transform_loops): Don't call it.
3192 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3193 (GBB_DYNAMIC_SCHEDULE): Removed.
3195 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3196 Tobias Grosser <grosser@fim.uni-passau.de>
3198 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3199 (print_graphite_bb): Same.
3200 (build_cloog_prog): Same.
3202 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3203 Tobias Grosser <grosser@fim.uni-passau.de>
3205 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3207 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3208 Tobias Grosser <grosser@fim.uni-passau.de>
3210 * graphite.c (build_scop_context): Don't use CloogMatrix.
3211 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3212 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3214 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3215 Tobias Grosser <grosser@fim.uni-passau.de>
3217 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3218 liveout_renames, add_params fields...
3219 (struct sese): ... here.
3220 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3221 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3223 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3224 Tobias Grosser <grosser@fim.uni-passau.de>
3226 * graphite.c (print_scop): Do not print the CLooG program.
3227 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3228 build_cloog_prog, gloog): Don't use SCOP_PROG.
3229 (find_transform): Renamed scop_to_clast.
3230 (print_generated_program, debug_generated_program): New.
3231 (graphite_transform_loops): Adapt to new interface.
3232 * graphite.h (struct scop): Remove program field.
3233 (SCOP_PROG): Removed.
3234 (print_generated_program, debug_generated_program): Declared.
3236 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3238 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3239 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3240 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3241 free_graphite_bb, build_scop_canonical_schedules,
3242 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3243 schedules are now represented using a ppl_Linear_Expression_t.
3244 * graphite.h (struct graphite_bb): Same.
3245 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3246 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3248 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3250 * graphite.c: Free local memory.
3251 * graphite-ppl.c: Same.
3253 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3255 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3256 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3257 swap_constraint_variables, scale_constraint_variable): Removed.
3258 (graphite_trans_bb_strip_mine): Remove pong.
3259 * graphite-ppl.c: Include missing header files.
3260 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3261 * graphite-ppl.h (ppl_strip_loop): Declared.
3262 * Makefile.in (graphite-ppl.o): Adjust dependences.
3264 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3266 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3267 (build_scop_iteration_domain): Same.
3269 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3271 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3272 ping pong.
3273 (add_value_to_dim, scan_tree_for_params_right_scev,
3274 scan_tree_for_params_int): New.
3275 * graphite-ppl.c (oppose_constraint): New.
3276 (insert_constraint_into_matrix): Implement missing cases.
3277 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3279 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3281 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3282 use ppl_move_dimension.
3284 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3286 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3287 * graphite.c: Same.
3288 * graphite.h: Same.
3289 * graphite-ppl.c: Same.
3290 * graphite-ppl.h: Same.
3292 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3294 Revert last 3 commits.
3296 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3298 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3299 ping pong.
3300 (add_value_to_dim, scan_tree_for_params_right_scev,
3301 scan_tree_for_params_int): New.
3302 * graphite-ppl.c (oppose_constraint): New.
3303 (insert_constraint_into_matrix): Implement missing cases.
3304 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3306 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3308 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3310 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3311 Tobias Grosser <grosser@fim.uni-passau.de>
3313 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3314 use ppl_move_dimension.
3315 * graphite-ppl.c (ppl_move_dimension): New.
3316 * graphite-ppl.h (ppl_move_dimension): Declared.
3318 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3320 * graphite.c: Do not include cloog/cloog.h.
3321 (print_graphite_bb): Remove ping pong, call PPL print function.
3323 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3325 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3326 (graphite.o): Add dependence on graphite-ppl.h.
3327 (graphite-ppl.o): New.
3328 (graphite-data-ref.c): Ping pong between PPL data structures
3329 and matrices.
3330 * graphite-ppl.c: New.
3331 * graphite-ppl.h: New.
3332 * graphite.c: Include graphite-ppl.h.
3333 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3334 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3335 Ping pong between PPL data structures and matrices.
3336 (new_graphite_bb): Create a PPL constraint system.
3337 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3338 (build_loop_iteration_domains): Use PPL functions.
3339 * graphite.h: Include graphite-ppl.h. Fix comments.
3340 (graphite_bb): Use a ppl_Constraint_System_t instead of
3341 CloogMatrix for representing the domain.
3342 (scop): Remove static_schedule.
3343 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3345 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3347 * graphite.c: Fix some comments.
3349 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3351 PR middle-end/38953
3352 * graphite.c (if_region_set_false_region): After moving a region
3353 in the false branch of a condition, remove the empty dummy
3354 basic block.
3355 (gloog): Remove wrong fix for PR38953.
3357 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3359 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3360 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3361 register_bb_in_sese, new_sese, free_sese): Moved.
3362 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3363 outermost_loop_in_scop, build_scop_iteration_domain,
3364 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3365 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3366 Use loop_in_sese_p instead of loop_in_scop_p.
3367 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3368 (free_scop): Do not free SCOP_BBS_B.
3369 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3370 ref_nb_loops): Moved here...
3371 * graphite.h (ref_nb_loops): ... from here.
3372 (struct scop): Remove bbs_b bitmap.
3373 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3374 * testsuite/gcc.dg/graphite/scop-19.c: New
3376 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3378 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3379 detection.
3381 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3383 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3384 eq_loop_to_cloog_loop): Remove.
3385 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3386 * graphite.h (struct scop): Remove loop2cloog_loop.
3387 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3389 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3391 * opts.c (decode_options): Only add graphite options to O2
3392 if we compile with graphite enabled.
3394 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3396 * Merge from mainline (r143163:143684).
3398 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3400 * graphite.c (debug_value): Removed.
3401 * graphite.h (debug_value): Removed.
3403 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3405 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3406 after graphite: pass_copy_prop does not maintain a proper loop closed
3407 SSA form. pass_copy_prop should be fixed.
3409 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3411 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3413 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3415 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3416 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3417 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3418 changed the CFG.
3420 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3422 * graphite.c (gloog): Return true when code gen succeeded.
3423 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3424 the code of the function did not changed. After cleanup_tree_cfg
3425 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3426 form.
3428 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3431 gimple_call_lhs is NULL.
3433 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3434 Tobias Grosser <tobi.grosser@amd.com>
3436 * graphite.c (graphite_trans_scop_block): Do not block single
3437 nested loops.
3439 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3440 Tobias Grosser <tobi.grosser@amd.com>
3442 * graphite.c (build_scop_canonical_schedules): Start schedules at
3443 zero.
3445 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3446 Tobias Grosser <tobi.grosser@amd.com>
3448 * graphite.c (compare_prefix_loops): New.
3449 (build_scop_canonical_schedules): Rewritten.
3450 (graphite_transform_loops): Move build_scop_canonical_schedules
3451 after build_scop_iteration_domain.
3453 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3454 Tobias Grosser <tobi.grosser@amd.com>
3456 * graphite.c (add_conditions_to_domain): Add the loops to
3457 the dimension of the iteration domain. Do copy the domain
3458 only when it exists.
3459 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3460 (add_conditions_to_constraints): New.
3461 (can_generate_code_stmt, can_generate_code): Removed.
3462 (gloog): Do not call can_generate_code.
3463 (graphite_transform_loops): Call add_conditions_to_constraints
3464 after building the iteration domain.
3466 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3467 Tobias Grosser <tobi.grosser@amd.com>
3468 Jan Sjodin <jan.sjodin@amd.com>
3470 * graphite.c (scan_tree_for_params): On substractions negate
3471 all the coefficients of the term.
3472 (clast_to_gcc_expression_red): New. Handle reduction expressions
3473 of more than two operands.
3474 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3475 (get_vdef_before_scop): Handle also the case of default definitions.
3477 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3479 PR middle-end/38431
3480 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3481 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3482 (gloog): Do not call cleanup_tree_cfg.
3483 (graphite_transform_loops): Call cleanup_tree_cfg after all
3484 scops have been code generated.
3486 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3488 * passes.c (init_optimization_passes): Schedule after
3489 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3491 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3493 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3494 Fix comment.
3495 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3496 Set the type of an expression to the type of its assign statement.
3497 (expand_scalar_variables_expr): Do not pass loop_p.
3498 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3499 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3500 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3502 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3504 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3505 an expression to the gimple_expr_type of its assign statement.
3506 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3507 or tcc_declaration.
3509 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3511 PR tree-optimization/38786
3512 * testsuite/gcc.dg/graphite/pr38786.c: New.
3513 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3514 the SSA_NAME case of expand_scalar_variables_expr.
3515 (expand_scalar_variables_expr): Also gather the scalar computation
3516 used to index the memory access.
3517 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3518 the gimple_stmt_iterator where it inserts new code.
3520 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3522 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3524 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3526 * opts.c (decode_options): Enable flag_graphite_identity and
3527 flag_loop_block in -O2 and above.
3529 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3531 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3532 Fix merge problem: replace with the file from trunk.
3534 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3536 * Merge from mainline (r141727:143163).
3538 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3539 Jan Sjodin <jan.sjodin@amd.com>
3541 PR tree-optimization/38559
3542 * testsuite/gcc.dg/graphite/pr38559.c: New.
3544 * graphite.c (debug_value, copy_constraint,
3545 swap_constraint_variables, scale_constraint_variable, ): New.
3546 (get_lower_bound, get_upper_bound): Removed.
3547 (graphite_trans_bb_strip_mine): Clean up this code that works
3548 only for constant number of iterations. Fully copy upper and
3549 lower bound constraints, not only the constant part of them.
3550 * graphite.h (debug_value): Declared.
3552 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3554 PR tree-optimization/38492
3555 PR tree-optimization/38498
3556 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3557 * tree-chrec.h (scev_is_linear_expression): Declared.
3558 * graphite.c (graphite_cannot_represent_loop_niter): New.
3559 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3560 (graphite_loop_normal_form): Use gcc_assert.
3561 (scan_tree_for_params): Use CASE_CONVERT.
3562 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3563 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3564 Use gcc_assert. Discard scops that contain unhandled cases.
3565 (build_scop_conditions): Return a boolean status for unhandled cases.
3566 (strip_mine_profitable_p): Print the loop number, not its depth.
3567 (is_interchange_valid): Pass the depth of the loop nest, don't
3568 recompute it wrongly.
3569 (graphite_trans_bb_block): Same.
3570 (graphite_trans_bb_block): Print tentative of loop blocking.
3571 (graphite_trans_scop_block): Do not print that the loop has been
3572 blocked.
3573 (graphite_transform_loops): Do not handle scops that contain condition
3574 scalar phi nodes.
3576 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3577 in trunk.
3578 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3579 * testsuite/gcc.dg/graphite/block-1.c: Same.
3580 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3581 blocking.
3582 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3583 * testsuite/gcc.dg/graphite/block-3.c: New.
3584 * testsuite/gcc.dg/graphite/pr38498.c: New.
3586 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3588 PR tree-optimization/38510
3589 * gcc.dg/graphite/pr38510.c: New.
3590 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3591 (translate_clast): Call recompute_all_dominators before
3592 graphite_verify.
3593 (gloog): Call recompute_all_dominators before graphite_verify.
3595 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3597 PR tree-optimization/38492
3598 * graphite.c (rename_map_elt, debug_rename_elt,
3599 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3600 rename_map_elt_info, eq_rename_map_elts,
3601 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3602 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3603 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3604 (sese_build_livein_liveouts): New.
3605 (new_sese, free_sese): New.
3606 (new_scop): Call new_sese.
3607 (free_scop): Call free_sese.
3608 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3609 (register_old_new_names): Renamed register_old_and_new_names.
3610 (register_scop_liveout_renames, add_loop_exit_phis,
3611 insert_loop_close_phis, struct igp,
3612 default_liveout_before_guard, add_guard_exit_phis,
3613 insert_guard_phis, copy_renames): New.
3614 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3615 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3616 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3617 (scop_adjust_phis_for_liveouts): New.
3618 (gloog): Call scop_adjust_phis_for_liveouts.
3620 * graphite.h (struct sese): Documented. Added fields liveout,
3621 num_ver and livein.
3622 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3623 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3624 (struct scop): Added field liveout_renames.
3625 (SCOP_LIVEOUT_RENAMES): New.
3627 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3629 PR tree-optimization/38409
3630 * gcc.dg/graphite/pr38409.c: New.
3631 * graphite.c (nb_reductions_in_loop): Use simple_iv.
3633 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3635 * graphite.c (gcc_type_for_cloog_iv): By default return
3636 integer_type_node.
3637 (graphite_create_new_loop): Don't fold_convert the already
3638 fold_convert-ed expression.
3640 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
3642 PR tree-optimization/38446
3643 * gcc.dg/graphite/pr38446.c: New.
3644 * graphite.c (register_bb_in_sese): New.
3645 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3646 looking at the bbs in the region.
3647 * graphite.h (sese): Add region_basic_blocks pointer set to
3648 structure and initialize at the time of defining new scop.
3650 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
3652 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3653 (find_params_in_bb): Do not free data refs.
3654 (free_graphite_bb): Add FIXME on disabled free_data_refs.
3656 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3658 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3659 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3660 * testsuite/gcc.dg/graphite/block-5.c: New.
3661 * testsuite/gcc.dg/graphite/block-6.c: New.
3662 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3663 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3664 * testsuite/gcc.dg/graphite/block-2.c: Same.
3666 * graphite.c (struct ivtype_map_elt): New.
3667 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3668 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3669 gcc_type_for_cloog_iv): New.
3670 (loop_iv_stack_patch_for_consts): Use the type of the induction
3671 variable from the original loop, except for the automatically
3672 generated loops, i.e., in the case of a strip-mined loop, in
3673 which case there is no original loop: in that case just use
3674 integer_type_node.
3675 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3676 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3677 (clast_name_to_gcc): Accept params to be NULL.
3678 (clast_to_gcc_expression): Take an extra parameter for the type.
3679 Convert to that type all the expressions built by this function.
3680 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3681 (graphite_translate_clast_equation): Compute the type of the
3682 clast_equation before translating its LHS and RHS.
3683 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3684 (graphite_create_new_loop): Compute the type of the induction
3685 variable before translating the lower and upper bounds and before
3686 creating the induction variable.
3687 (rename_variables_from_edge, rename_phis_end_scop): New.
3688 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3689 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3690 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3691 compute_cloog_iv_types): New.
3692 (gloog): Call compute_cloog_iv_types before starting the
3693 translation of the clast.
3695 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3696 (GBB_CLOOG_IV_TYPES): New.
3697 (debug_ivtype_map): Declared.
3698 (oldiv_for_loop): New.
3700 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3702 PR middle-end/38459
3703 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3704 (param_index): Assert if parameter is not know after parameter
3705 detection.
3706 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3707 (find_scop_parameters): Mark, that we have finished parameter
3708 detection.
3709 (graphite_transform_loops): Move condition detection before parameter
3710 detection.
3711 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3712 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3714 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3716 * graphite.c (graphite_transform_loops): Always call find_transform ()
3717 in ENABLE_CHECKING. So we test these code paths, even if we do not
3718 generate code.
3720 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3722 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3723 (print_scop): Ditto.
3725 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3727 PR middle-end/38084
3728 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3729 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3730 regions more than once.
3732 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3734 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3735 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3736 when not needed.
3738 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3740 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3741 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3742 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3743 (max_precision_type): New.
3744 (value_clast): Removed.
3745 (clast_to_gcc_expression): Be more careful to types of expressions.
3746 Use max_precision_type and update use of gmp_cst_to_tree.
3747 (graphite_translate_clast_equation): Use max_precision_type.
3748 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3749 use the type of the condition.
3750 (graphite_create_new_loop): Do not use integer_type_node, use the
3751 max_precision_type of lb and ub.
3753 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3755 * graphite.c (build_scops_1): Initialize open_scop.exit
3756 and sinfo.last.
3758 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3760 * testsuite/gcc.dg/graphite/pr38084.c: New.
3761 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3762 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3763 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3764 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3765 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3767 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3768 Jan Sjodin <jan.sjodin@amd.com>
3769 Harsha Jagasia <harsha.jagasia@amd.com>
3771 PR middle-end/37852
3772 PR middle-end/37883
3773 PR middle-end/37928
3774 PR middle-end/37980
3775 PR middle-end/38038
3776 PR middle-end/38039
3777 PR middle-end/38073
3778 PR middle-end/38083
3779 PR middle-end/38125
3781 * testsuite/gcc.dg/graphite/pr38073.c: New.
3782 * testsuite/gcc.dg/graphite/pr37928.c: New.
3783 * testsuite/gcc.dg/graphite/pr37883.c: New.
3784 * testsuite/gcc.dg/graphite/pr38125.c: New.
3785 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3786 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3787 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3789 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3790 the number of detected scops. Copy exact same test for loop
3791 blocking...
3792 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3793 loops to be blocked as reductions are not handled.
3794 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3796 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3797 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3798 ...here.
3799 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3800 * Makefile.in (graphite.o): Depend on value-prof.h.
3801 (graphite.o-warn): Removed -Wno-error.
3802 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3803 to be a NULL pointer. Call update_stmt. Return the newly created
3804 cannonical induction variable.
3806 * graphite.h (debug_rename_map): Declared. Fix some comments.
3808 * graphite.c: Reimplement the code generation from graphite to gimple.
3809 Include value-prof.h.
3810 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3811 (get_old_iv_from_ssa_name): Removed.
3812 (graphite_stmt_p): New.
3813 (new_graphite_bb): Test for useful statements before building a
3814 graphite statement for the basic block.
3815 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3816 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3817 reason.
3818 (recompute_all_dominators, graphite_verify,
3819 nb_reductions_in_loop, graphite_loop_normal_form): New.
3820 (scop_record_loop): Call graphite_loop_normal_form.
3821 (build_scop_loop_nests): Iterate over all the blocks of the
3822 function instead of relying on the incomplete information from
3823 SCOP_BBS. Return the success of the operation.
3824 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3825 (add_bb_domains): Removed.
3826 (build_loop_iteration_domains): Don't call add_bb_domains.
3827 Add the iteration domain only to the basic blocks that have been
3828 translated to graphite.
3829 (build_scop_conditions_1): Add constraints only if the basic
3830 block have been translated to graphite.
3831 (build_scop_data_accesses): Completely disabled until data
3832 dependence is correctly implemented.
3833 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3834 (remove_all_edges_1, remove_all_edges): Removed.
3835 (get_new_name_from_old_name): New.
3836 (graphite_rename_variables_in_stmt): Renamed
3837 rename_variables_in_stmt. Call get_new_name_from_old_name.
3838 Use replace_exp and update_stmt.
3839 (is_old_iv): Renamed is_iv.
3840 (expand_scalar_variables_stmt): Extra parameter for renaming map.
3841 Use replace_exp and update_stmt.
3842 (expand_scalar_variables_expr): Same. Use the map to get the
3843 new names for the renaming of induction variables and for the
3844 renaming of variables after a basic block has been copied.
3845 (expand_scalar_variables): Same.
3846 (graphite_rename_variables): Renamed rename_variables.
3847 (move_phi_nodes): Removed.
3848 (get_false_edge_from_guard_bb): New.
3849 (build_iv_mapping): Do not insert the induction variable of a
3850 loop in the renaming iv map if the basic block does not belong
3851 to that loop.
3852 (register_old_new_names, graphite_copy_stmts_from_block,
3853 copy_bb_and_scalar_dependences): New.
3854 (translate_clast): Heavily reimplemented: copy basic blocks,
3855 do not move them. Finally, in call cleanup_tree_cfg in gloog.
3856 At each translation step call graphite_verify ensuring the
3857 consistency of the SSA, loops and dominators information.
3858 (collect_virtual_phis, find_vdef_for_var_in_bb,
3859 find_vdef_for_var_1, find_vdef_for_var,
3860 patch_phis_for_virtual_defs): Removed huge hack.
3861 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3862 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3863 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3864 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3865 if_region_get_condition_block, if_region_set_false_region,
3866 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3867 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3868 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3869 rewrite_into_sese_closed_ssa): New.
3870 (gloog): Remove dead code. Early return if code cannot be
3871 generated. Call cleanup_tree_cfg once the scop has been code
3872 generated.
3873 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3874 block loops with less than two loops.
3875 (graphite_apply_transformations): Remove the call to
3876 scop_remove_ignoreable_gbbs.
3877 (limit_scops): When build_scop_loop_nests fails, continue on
3878 the next scop. Fix open_scop.entry.
3879 (graphite_transform_loops): Call recompute_all_dominators: force the
3880 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3881 Call initialize_original_copy_tables and free_original_copy_tables
3882 to be able to copy basic blocks during code generation.
3883 When build_scop_loop_nests fails, continue on next scop.
3884 (value_clast): New union.
3885 (clast_to_gcc_expression): Fix type cast warning.
3887 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3889 * Merge from mainline (r140838:141727).
3891 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3893 PR middle-end/37833
3895 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3897 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3899 PR middle-end/37943
3901 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3902 exits and conditions.
3903 * testsuite/gcc.dg/graphite/pr37943.c: New.
3905 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3907 PR middle-end/37886
3908 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3910 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3912 * doc/invoke.texi: Fix spaces.
3914 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3916 PR tree-optimization/37891
3917 Reverted last commit.
3918 * graphite.c (create_single_entry_edge): Set
3919 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3921 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3922 Mitul Thakkar <mitul.thakkar@amd.com>
3924 * graphite.c (create_single_entry_edge): Set
3925 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3927 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3929 * doc/invoke.texi: Add -fgraphite-identity.
3930 * graphite.c (graphite_apply_transformations): Check for
3931 -fgraphite-identity.
3932 * toplev.c (process_options): Add flag_graphite_identity.
3933 * tree-ssa-loop.c: Add flag_graphite_identity.
3935 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3937 Undo changes from 2008-10-02:
3938 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3939 operand type when copying the operand to a variable of different type.
3940 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3941 with the IV name after increment.
3943 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3944 Harsha Jagasia <harsha.jagasia@amd.com>
3946 PR tree-optimization/37828
3947 * testsuite/gcc.dg/graphite/pr37828.c: New.
3948 * graphite.c (graphite_trans_loop_block): Do not loop block
3949 single nested loops.
3951 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3952 Sebastian Pop <sebastian.pop@amd.com>
3954 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3955 rename_map_elt_info, eq_rename_map_elts): New.
3956 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3957 (expand_scalar_variables_expr): Change parameters.
3958 (expand_scalar_variables_stmt): Same.
3959 (expand_scalar_variables): Same.
3960 (graphite_rename_ivs): Rename graphite_rename_variables.
3961 (build_iv_mapping): New.
3962 (translate_clast): Call build_iv_mapping.
3963 * graphite.h (gbb_p): New name.
3965 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3967 PR tree-optimization/37684
3968 * gcc.dg/graphite/pr37684.c: New.
3969 * graphite.c (exclude_component_ref): New.
3970 (is_simple_operand): Call exclude_component_ref.
3972 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3973 Harsha Jagasia <harsha.jagasia@amd.com>
3975 PR tree-optimization/37485
3976 * gcc.dg/graphite/block-2.c: New
3977 * graphite.c (gmp_cst_to_tree): Moved.
3978 (iv_stack_entry_is_constant): New.
3979 (iv_stack_entry_is_iv): New.
3980 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3981 (loop_iv_stack_insert_constant): New.
3982 (loop_iv_stack_pop): Use new datatpype.
3983 (loop_iv_stack_get_iv): Same.
3984 (loop_iv_stack_get_iv_from_name): Same.
3985 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3986 (loop_iv_stack_patch_for_consts): New.
3987 (loop_iv_stack_remove_constants): New.
3988 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3989 (translate_clast): Call loop_iv_stack_patch_for_consts and
3990 loop_iv_stack_remove_constants.
3991 (gloog): Use new datatype. Redirect construction edge to end
3992 block to avoid accidental deletion.
3993 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3994 iv stack entry.
3995 (union iv_stack_entry_data): New. Data in iv stack entry.
3996 (struct iv_stack_entry): New. Datatype for iv stack entries.
3998 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4000 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4001 operand type when copying the operand to a variable of different type.
4003 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4005 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4006 with the IV name after increment.
4008 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4010 * Merge from mainline (r140164:140838).
4012 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4014 * graphite-data-ref.c: New.
4015 * graphite.c (print_scop): Also dump the dependence graph.
4016 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4017 (new_scop): Initialize SCOP_DEP_GRAPH.
4018 (build_scop_dynamic_schedules): New.
4019 (build_access_matrix_with_af): Fixed column numbering.
4020 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4021 * graphite.h: Add ifndef/define guards against multiple inclusion.
4022 (struct scop): Add dep_graph field.
4023 (SCOP_DEP_GRAPH): Defined.
4024 (ref_nb_loops): Fixed and moved to other position.
4025 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4026 (nb_loops_around_loop_in_scop): New.
4027 (graphite_dump_dependence_graph): Declared.
4028 (graphite_build_rdg_all_levels): Declared.
4029 (graphite_test_dependence): Declared.
4030 * Makefile.in (graphite-data-ref.o): New target.
4032 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4034 * Merge from mainline (139870:140164).
4036 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4038 * Merge from mainline (138275:139870).
4039 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4040 the commits from trunk broke the niter detection.
4042 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4044 * graphite.c: Add more documentation. Fix formatting.
4045 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4046 loop_iv_stack_debug): Moved...
4047 (schedule_to_scattering): Move before use.
4048 (dot_all_scops): Include in "#if 0" the code for system
4049 call dotty.
4051 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4052 loop_iv_stack_debug): ...here.
4054 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4056 * tree-phinodes.c (make_phi_node): Extern.
4057 (add_phi_node_to_bb): New.
4058 (create_phi_node): Call add_phi_node_to_bb.
4059 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4060 (remove_statement): Handle case where stored phi was updated
4061 and is no longer the same.
4062 * graphite.c (is_parameter): New.
4063 (is_old_iv): New.
4064 (expand_scalar_variables_expr): New.
4065 (expand_scalar_variables_stmt): New.
4066 (expand_scalar_variables): New.
4067 (move_phi_nodes): Create new phi instead of moving old one.
4068 (translate_clast): Call expand_scalar_variables.
4069 (find_vdef_for_var_in_bb): Also scan regular definitions.
4070 (skip_phi_defs): New.
4071 (collect_scop_exit_phi_args): New.
4072 (patch_scop_exit_phi_args): New.
4073 (gloog): Patch phis after scop.
4074 * tree-flow.h: (add_phi_node_to_bb): Declared.
4075 (make_phi_node): Declared.
4077 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4079 * graphite.c (end_scop): Split the entry of the scop when it
4080 is the header of the loop in which the scop is ending.
4081 (build_scops_1, limit_scops): Update uses of end_scop.
4083 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4085 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4086 SCOP_ENTRY or SCOP_EXIT.
4088 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4090 * graphite.c (get_construction_edge): Removed.
4091 (gloog): Construction edge is the scop entry edge.
4093 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4095 * graphite.c (can_generate_for_scop): Removed.
4096 (gloog): Do not call it.
4098 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4100 * graphite.c (new_scop): Entry of a scop is an edge.
4101 Initialize SESE region.
4102 (free_scop): Free SESE region.
4103 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4104 (split_difficult_bb): New, split from end_scop.
4105 (end_scop): Exit of a scop is an edge.
4106 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4107 not automatically updated and thus is always wrong.
4108 * graphite.h (struct sese): New.
4109 (SESE_ENTRY): New.
4110 (SESE_EXIT): New.
4111 (struct scop): New field for a SESE region. Remove entry, exit.
4112 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4113 semantics as before. Moved comment around.
4115 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4116 Sebastian Pop <sebastian.pop@amd.com>
4118 * graphite.c (graphite_transform_loops): Always enable gloog
4119 and find_transform when ENABLE_CHECKING.
4121 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4123 * graphite.c (graphite_transform_loops): Move pretty printer
4124 of SCOPs before doing any transform. Remove call to print_scops
4125 and dot_all_scops_1.
4127 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4129 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4130 (print_graphite_bb): Same.
4132 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4134 * graphite.c (dot_all_scops_1): Cleanup.
4135 (move_scops): Fix comment.
4137 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4139 * graphite.c (build_scop_bbs): Revert commit 139355:
4141 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4142 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4144 * graphite.c (build_scop_bbs): Factor up code.
4146 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4148 * graphite.c (gloog): Update dominator info.
4150 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4152 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4154 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4156 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4157 initialization.
4158 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4159 (translate_clast): Correct formatting.
4160 * graphite.h (struct num_map): Removed.
4161 (struct graphite_bb): Remove num_map field.
4162 (GBB_INDEX_TO_NUM_MAP): Removed.
4164 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4166 * graphite.c (build_access_matrix_with_af): Fix comments.
4167 (build_scop_data_accesses): Same.
4169 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4171 * graphite.c (build_scop_data_accesses): Don't construct
4172 access matrices. Add a FIXME and an assert condition that
4173 should pass when the access matrices will be needed.
4175 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4177 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4178 really_constant_p.
4179 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4180 Moved close by free_graphite_bb.
4181 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4182 (new_scop): Move close by free_scop.
4183 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4185 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4187 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4188 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4189 instead of recursive call.
4190 (graphite_translate_clast_equation): New.
4191 (graphite_create_guard_cond_expr): New.
4192 (graphite_create_new_guard): New.
4193 (get_stack_index_from_iv): Removed.
4194 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4195 (get_true_edge_from_guard_bb): New.
4196 (translate_clast): Handle stmt_guard in clast.
4197 (get_construction_edge): Allow construction edge detection for
4198 a scope entry with multiple predecessors if one predecessor is
4199 the immediate dominator of scope entry.
4200 (can_generate_code_stmt): Enable code generation for clast_guard.
4201 (gloog): Use correct context loop. Removed check for post dominators.
4202 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4204 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4206 * graphite.c (remove_dead_loops): Document better which
4207 loops are removed.
4209 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4211 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4212 and PPLINC.
4213 (graphite.o): Also depends on pointer-set.h.
4215 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4217 * graphite.c (scop_record_loop): Fix compile warning.
4219 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4220 Sebastian Pop <sebastian.pop@amd.com>
4222 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4224 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4226 * graphite.c (build_graphite_bb): Initialize bb->aux to
4227 point to the graphite_bb_p.
4228 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4229 content of bb->aux.
4230 (add_bb_domains): Does not use the scop parameter.
4231 (graphite_transform_loops): Clean bb->aux at the end.
4233 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4234 Sebastian Pop <sebastian.pop@amd.com>
4236 * testsuite/lib/target-supports.exp
4237 (check_effective_target_fgraphite): New.
4239 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4240 check_effective_target_fgraphite returns false.
4241 Set dg-do-what-default to compile.
4242 (scan-graphite-dump-times): Removed.
4243 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4245 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4246 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4247 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4248 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4249 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4250 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4251 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4252 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4253 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4254 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4255 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4256 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4257 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4258 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4259 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4260 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4261 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4262 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4263 * testsuite/gcc.dg/graphite/block-0.c: Same.
4264 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4265 * testsuite/gcc.dg/graphite/block-1.c: Same.
4266 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4267 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4268 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4269 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4270 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4272 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4274 * graphite.c: Fix some XXX comments.
4275 (build_scop_dynamic_schedules): Removed.
4277 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4279 * graphite.h (scop_max_loop_depth): Moved...
4280 * graphite.c (scop_max_loop_depth): ...here.
4281 (remove_all_edges_1): New.
4282 (remove_all_edges): Factored code.
4283 (remove_cond_exprs): Check only the last statement for
4284 a GIMPLE_COND expression.
4286 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4288 * graphite.c (scan_tree_for_params): Early return when the
4289 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4290 (find_scop_parameters): Factor out code.
4291 (graphite_trans_bb_strip_mine): Remove dead code.
4293 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4295 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4296 graphite_trans_bb_move_loop): Factor asserts.
4297 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4298 Do not call calculate_dominance_info and estimate_bb_frequencies.
4300 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4302 * graphite.c (create_loops_mapping, free_loops_mapping,
4303 create_loops_mapping_num, debug_loop_mapping_1,
4304 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4305 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4306 graphite_loops_mapping_add_child_num,
4307 graphite_loops_mapping_insert_child,
4308 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4309 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4310 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4311 create_num_from_index, get_num_from_index,
4312 swap_loop_mapped_depth): Removed.
4313 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4314 (free_scop): Do not call free_loops_mapping.
4315 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4316 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4317 get_loop_mapped_depth.
4318 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4319 (graphite_trans_bb_strip_mine): Same.
4320 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4321 (struct scop): Remove field loops_mapping.
4323 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4324 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4326 * graphite.c (scop_record_loop): Factor out one level of the
4327 condition by early return.
4328 (build_scop_loop_nests): Format following FSF coding style.
4329 (build_scop_dynamic_schedules): Factor out code.
4330 (scopdet_bb_info): Reindent. Default case should not be reachable.
4332 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4333 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4335 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4336 assignments that are not handled as simple operands for now.
4338 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4339 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4341 * graphite.c (build_scop_bbs): Factor up code.
4343 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4344 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4346 * graphite.c (stmt_simple_for_scop_p): Factor code out
4347 of the loop.
4348 (enum gbb_type): New. Group all the GBB_* types under it.
4349 (is_loop_exit): Moved...
4350 (end_scop): Enable BB spliting.
4351 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4352 * cfgloop.h (is_loop_exit): Declared.
4354 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4356 * doc/invoke.texi: Remove strides from examples containing
4357 DO loops when the strides are equal to 1.
4359 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4360 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4362 * graphite.c (graphite_trans_scop_block): Or the result with
4363 the result from graphite_trans_loop_block.
4364 * testsuite/gcc.dg/graphite/block-1.c: New.
4365 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4366 * testsuite/gfortran.dg/graphite/block-2.f: New.
4368 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4370 * graphite.c (graphite_transform_loops): Call cloog_initialize
4371 and cloog_finalize.
4373 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4375 * tree-data-ref.c) (stmt_simple_memref_p): New.
4376 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4377 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4378 (is_simple_operand): Call stmt_simple_memref_p.
4380 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4381 using pointer arithmetic, as this is optimized by PRE and
4382 makes the code too difficult to analyze.
4384 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4386 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4388 * gdbinit.in (pgg): New.
4390 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4392 * graphite.c (graphite_trans_loop_block): Fix warning.
4394 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4396 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4398 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4400 * graphite.c (graphite_trans_bb_block): Remove check for
4401 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4402 Check if loop blocking is profitable for every loop, before applying
4403 the changes.
4404 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4405 if flag_loop_block is set.
4407 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4409 * graphite.c: Add some more documentation for the loop
4410 mapping.
4412 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4414 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4415 * graphite.c: Format on less than 80 columns.
4416 * graphite.h: Same.
4418 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4420 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4422 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4424 * doc/invoke.texi (floop-block, floop-strip-mine,
4425 floop-interchange): Update documentation with examples.
4427 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4429 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4430 add_referenced_var.
4431 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4433 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4435 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4436 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4437 * tree-scalar-evolution.c: Revert useless changes.
4438 * tree-phinodes.c: Same.
4439 * cfghooks.c: Same.
4440 * vec.h: Same.
4441 * tree-vectorizer.h: Same.
4442 * tree-flow.h: Same.
4443 * tree-cfg.c: Same.
4444 * common.opt (fgraphite): Update documentation.
4446 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4448 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4449 -floop-interchange): Add more text for explaining what each of these
4450 flags is doing.
4451 * tree-into-ssa.c (gimple_vec): Moved to...
4452 * graphite.c: Include gimple.h.
4453 (gimple_vec): Moved to...
4454 (del_loop_to_cloog_loop): Removed.
4455 (loop_affine_expr): Do not call create_data_ref when the
4456 operand is a constant.
4457 (new_scop): Use free instead of del_loop_to_cloog_loop.
4458 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4459 * gimple.h (gimple_vec): ... here.
4461 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4463 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4464 latch executions.
4465 (build_loop_iteration_domains): Fail, if latch executions unknown.
4467 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4469 * graphite.c (add_conditions_to_domain): New.
4470 (build_scop_conditions_1): Call add_conditions_to_domain.
4471 (set_cloog_options): Allow to disable optimizations.
4473 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4475 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4476 Do not use walk_dominator_tree.
4477 (find_scop_parameters): Do not use walk_dominator_tree.
4479 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4481 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4482 (idx_record_params): Adapt.
4483 * graphite.h (scop_gimple_loop_depth): New.
4485 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4487 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4488 (scan_tree_for_params): Remove value_init.
4489 (build_scop_context): Remove value_init.
4490 (build_loop_iteration_domains): Remove value_init.
4491 (schedule_to_scattering): Remove value_init.
4492 (graphite_trans_bb_strip_mine): Remove value_init.
4494 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4496 * gcc/graphite.c (limit_scops): New.
4497 (graphite_transform_loops): Add limit SCoPs.
4498 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4499 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4500 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4501 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4502 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4503 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4504 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4505 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4506 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4507 Change loop numbers.
4508 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4509 Change loop numbers.
4510 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4511 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4512 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4513 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4514 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4515 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4516 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4517 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4518 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4519 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4521 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4523 * graphite.c (graphite_transform_loops): Call always find_transform.
4525 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4527 * graphite.c (free_loops_mapping): New.
4528 (stmt_simple_for_scop_p): Fix typo.
4529 (stmt_simple_for_scop_p): Fix tuples functions, that
4530 broke polyhedron.
4531 (free_graphite_bb): Fix some memleaks.
4532 (free_scop): Fix some memleaks.
4533 (scopdet_bb_info): Do not forget some tmp SCoPs.
4534 (find_params_in_bb): Fix some memleaks.
4535 (clast_to_gcc_expression): Fix warning.
4537 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4539 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4540 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4542 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4544 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4545 Move code ifdef-ed HAVE_cloog...
4546 * graphite.c: Include toplev.h.
4547 ... here.
4548 * Makefile.in (OBJS-common): Always build graphite.o.
4549 (BACKEND): Remove @GRAPHITE@.
4550 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4551 (graphite.o): Depend on TOPLEV_H.
4553 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4555 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4556 Remove typo left from polylib to ppl conversion.
4557 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4559 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4561 * toplev.c (process_options): Move the graphite loop optimization
4562 flags...
4563 * tree-ssa-loop.c (graphite_transforms): ... here.
4564 When not configured with CLooG, print to dump_file that
4565 Graphite transforms were not performed.
4566 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4567 New.
4568 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4569 scan-graphite-dump-times.
4571 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4573 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4574 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4576 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4577 Jan Sjodin <jan.sjodin@amd.com>
4579 * configure: Regenerated.
4580 * omp-low.c (expand_omp_sections): Remove now unused code.
4581 * config.in (HAVE_polylib): Removed.
4582 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4583 (PPLLIBS, PPLINC): Added.
4584 * graphite.c: Replace unsigned with int wherever possible.
4585 Don't access Cloog's data structures, but use accessor functions.
4586 Clast's stmt->type is now implemented as a vtable: change the
4587 switches of stmt->type into ifs.
4588 (polylib/polylibgmp.h): Don't include.
4589 (initialize_dependence_polyhedron,
4590 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4591 statement_precedes_p, test_dependence, build_rdg_all_levels,
4592 dump_dependence_graph): Removed until this code is cleaned up
4593 or ported to Cloog.
4594 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4595 (POLYLIBINC): Renamed PPLINC.
4597 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4598 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4599 Jan Sjodin <jan.sjodin@amd.com>
4601 Finish the merge and tuplification of graphite.
4603 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4604 Jan Sjodin <jan.sjodin@amd.com>
4606 Partial merge from mainline (138072:138275).
4607 * graphite.c still has to be tuplified.
4609 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4611 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4612 (create_num_from_index): New.
4613 (get_num_from_index): Also pass in the graphite BB.
4614 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
4615 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
4616 (graphite_trans_bb_strip_mine): Call create_num_from_index.
4617 (is_interchange_valid): Return false when failing.
4618 * graphite.h (struct num_map): New.
4619 (struct graphite_bb): New field num_map.
4620 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
4622 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
4624 * graphite.c (dump_gbb_conditions): Print also conditions like
4625 "if (a)". Remove dublicated code and use print_generic_expr ().
4626 (stmt_simple_for_scop_p): Only allow conditions we can handle
4627 {<, <=, >, >=}.
4629 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4631 * graphite.h (struct scop): Removed new_ivs field.
4632 (SCOP_NEWIVS): Deleted.
4633 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
4634 clast_to_gcc_expression, graphite_create_new_loop):
4635 Removed use of new_ivs.
4637 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4639 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
4640 create_loops_mapping_num, debug_loop_mapping_1): New.
4641 (debug_loop_mapping): Call debug_loop_mapping_1.
4642 (get_loop_mapping_for_num,
4643 graphite_loops_mapping_add_child,
4644 graphite_loops_mapping_add_child_num,
4645 graphite_loops_mapping_insert_child,
4646 graphite_loops_mapping_parent,
4647 split_loop_mapped_depth_for_num,
4648 loop_mapped_depth_split_loop): New.
4649 (increment_loop_mapped_depths): Removed.
4650 (swap_loop_mapped_depth_for_num): Reimplemented.
4651 (new_scop): Call create_loops_mapping.
4652 (scop_record_loop): Call graphite_loops_mapping_insert_child.
4653 (translate_clast): Pass the old loop father in parameter, and pass
4654 it to get_old_iv_from_ssa_name.
4655 (remove_edges_around_useless_blocks, can_generate_code_stmt,
4656 can_generate_code, can_generate_for_scop): New.
4657 (graphite_trans_bb_block): Returns false when it fails to transform.
4658 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
4660 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4662 Reverted all the changes related to the streamization and
4663 loop fusion.
4664 These changes are now tracked in the streamization branch.
4666 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4667 Jan Sjodin <jan.sjodin@amd.com>
4669 * graphite.c (gbb_compare): Correctly constify.
4670 (gbb_can_be_ignored): Indent.
4671 (graphite_trans_scop_swap_1and2): Add legality check.
4672 Remove dead FIXMEs.
4674 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4676 Remove fallouts from "Reverted the Condate changes".
4677 * tree.h: Remove unused decl.
4678 * testsuite/gcc.dg/tree-checker: Same.
4679 * timevar.def: Remove counter.
4681 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4683 * Merge from mainline (135673:138072).
4685 Reverted the MIRO changes (from 2008-04-05) that are now
4686 tracked in the miro branch.
4687 * tree-bounds.c: Removed.
4688 * tree-bounds.h: Removed.
4690 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4691 are now tracked in the condate branch.
4692 * tree-check.c: Removed.
4693 * tree-match.c: Removed.
4694 * condate.y: Removed.
4696 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4698 * common.opt: New user flag -floop-block, -floop-strip-mine
4699 and -floop-interchange.
4700 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4701 graphite loop optimization flags is turned on.
4702 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4703 flag_loop_strip_mine and flag_loop_interchange checks before
4704 optimizations.
4705 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4706 -floop-strip-mine and -floop-interchange.
4707 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4708 -fgraphite.
4709 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4710 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4711 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4713 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4714 Sebastian Pop <sebastian.pop@amd.com>
4716 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4717 (create_empty_loop_on_edge): More fixes.
4718 * tree-phinodes.c (resize_phi_node): Extern.
4719 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4720 * cfghooks.c (update_dominator_information): New split from
4721 split_edge.
4722 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4723 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4724 successor of the function entry block.
4726 * graphite.c: Include pointer-set.h.
4727 (debug_loop_mapping, increment_loop_mapped_depths,
4728 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4729 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4730 swap_loop_mapped_depth_for_num, get_num_from_index,
4731 swap_loop_mapped_depth, loop_iv_stack_debug,
4732 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4733 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4734 get_old_iv_from_ssa_name): New.
4735 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4736 (free_scop): Free SCOP_LOOPS_MAPPING.
4737 (scop_record_loop): Record old ivs.
4738 (create_var_name): Removed.
4739 (initialize_cloog_names): Allocate double space in case strip mine
4740 applies to all loops once.
4741 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4742 (clast_to_gcc_expression): Same. Implement more clast to gimple
4743 translation.
4744 (graphite_create_new_loop): Pass in ivstack.
4745 (remove_all_edges): Pass in the construction_edge.
4746 (graphite_remove_iv): Removed.
4747 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4748 remove_cond_exprs): Rewritten.
4749 (move_phi_nodes): New.
4750 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4751 (translate_clast): Pass in ivstack. Rewrite some cases.
4752 (set_cloog_options, debug_clast_stmt): New.
4753 (find_transform): Use set_cloog_options.
4754 (outermost_loop_layer): Removed.
4755 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4756 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4757 mark_old_loops, remove_dead_loops): New.
4758 (gloog): Rewritten.
4759 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4760 (const_column_index, get_first_matching_sign_row_index,
4761 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4762 get_upper_bound): New.
4763 (graphite_trans_bb_strip_mine): Also update the iv map.
4765 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4766 (struct name_tree): Add a loop field.
4767 (struct scop): Add a graphite_loops_mapping field.
4768 (SCOP_LOOPS_MAPPING): New.
4769 (debug_clast_stmt): Declare.
4770 * lambda.h (find_induction_var_from_exit_cond): Declare.
4771 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4772 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4773 (create_empty_loop_on_edge): Updated.
4774 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4775 rename_variables_in_bb): Declare.
4776 * tree-cfg.c (remove_bb): Extern.
4778 * testsuite/gcc.dg/graphite/block-0.c: New.
4780 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4781 Sebastian Pop <sebastian.pop@amd.com>
4783 * graphite.c (strip_mine_profitable_p): New.
4784 (graphite_trans_bb_block): Disable strip mining if not profitable.
4786 * testsuite/gcc.dg/graphite/scop-18.c: New.
4787 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4788 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4790 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4791 Jan Sjodin <jan.sjodin@amd.com>
4792 Sebastian Pop <sebastian.pop@amd.com>
4794 * graphite.c (is_interchange_valid): New.
4795 (graphite_trans_bb_block): Check loop nest of basic block for legality
4796 of interchange.
4798 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4799 outer_most_loop, gbb_outer_most_loop_index): New.
4801 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4802 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4803 * testsuite/gcc.dg/graphite/scop-16.c: New.
4804 * testsuite/gcc.dg/graphite/scop-17.c: New.
4806 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4808 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4809 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4811 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4813 * graphite.c (new_scop): Initialize SCOP_EXIT.
4814 (scopdet_info): Add.
4815 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4816 (build_scops_1): Cleanup, bugfixes.
4817 (build_scops): Cleanup.
4819 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4820 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4822 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4824 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4826 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4827 DEFAULT_GRAPHITE_FLAGS.
4829 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4831 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4833 * graphite.c (scan_tree_for_params): Do not assert any more if
4834 MULT_EXPR parameter is negative.
4836 * testsuite/gfortran.dg/graphite/scop-1.f: New.
4838 * testsuite/gfortran.dg/graphite/graphite.exp: New.
4840 * testsuite/gcc.dg/graphite/scop-15.c: New.
4842 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4844 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
4846 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4848 * graphite.c (graphite_trans_bb_swap_loops): Rename from
4849 graphite_swap_loops.
4850 (graphite_trans_bb_move_loop): New.
4851 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
4852 (graphite_trans_bb_block): New.
4853 (graphite_trans_loop_block): New.
4854 (graphite_trans_scop_swap_1and2): Rename from
4855 graphite_trans_swap_1and2.
4856 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
4857 (graphite_trans_scop_block): New.
4858 (graphite_apply_transformations): Rename from
4859 graphite_transformations.
4861 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4863 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4865 * graphite.c (gbb_compare): New.
4866 (graphite_sort_gbbs): New.
4867 (gbb_can_be_ignored): New.
4868 (scop_remove_ignoreable_gbbs): New.
4869 (graphite_transformations): Cleanup and add
4870 scop_remove_ignoreable_gbbs.
4871 * lambda.h (lambda_vector_compare): New.
4873 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4875 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4876 (graphite_swap_loops): int -> unsigned
4877 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4878 (graphite_transformations): New.
4879 (graphite_transform_loops): Move to graphite_transformations.
4880 * graphite.h (gbb_nb_loops): Return unsigned.
4882 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4884 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4885 the domain matrix. This makes scop-0.c work again.
4887 2008-06-20 Richard Guenther <rguenther@suse.de>
4889 * graphite.h: Adjust copyright to GPLv3.
4890 * graphite.c: Likewise.
4891 (stmt_simple_memref_for_scop_p): Split out from ...
4892 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4893 and simplify.
4894 (get_bb_type): Optimize.
4895 (is_pred): Remove.
4896 (is_bb_addable): Fix memleak, replace is_pred call with
4897 single_pred.
4898 (build_scops): Use current_loops.
4899 (param_index): Fix memleak.
4901 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4903 * graphite.c: Fix formatting.
4905 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4907 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4908 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4909 (create_var_name, save_var_name): Newly defined functions.
4910 (initialize_cloog_names): Part of the code factored out to
4911 save_var_name.
4912 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4913 in clast_reduction statement.
4914 (graphite_create_new_loop): Now takes a new parameter
4915 for outer_loop.
4916 (translate_clast): Now also takes the context_loop and bb_exit
4917 parameters. Rewritten the code so that it creates a gimple code
4918 inside the given context.
4919 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4920 remove_cond_expr, disconnect_cond_expr,
4921 disconnect_virtual_phi_nodes): Newly defined functions.
4922 * graphite.h (struct scop): added old_ivs vector.
4923 SCOP_OLDIVS: New macro.
4925 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4927 * cfgloopmanip.c: Add missing function comments, fix formatting.
4929 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4931 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4932 (create_empty_loop_on_edge): Defined.
4933 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4934 instead of void.
4935 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4936 (update_dominators_in_loop): Declared as extern
4937 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4939 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4941 * graphite.c (print_graphite_bb): Allow changing number of loops
4942 in SCoP domain.
4943 (initialize_cloog_names): Allow changing number of loops.
4944 (build_cloog_prog): Simplify.
4945 (find_transform): Enable cloog option --strides.
4946 (graphite_swap_loops): New.
4947 (graphite_strip_mine_loop): New.
4948 (graphite_trans_swap_1and2): New.
4949 (graphite_trans_strip): New.
4950 (graphite_transform_loops): Add graphite_trans_strip.
4951 * graphite.h (scop_max_loop_depth): New.
4953 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4955 * graphite.c (build_scop_iteration_domain): Remove forgotten
4956 line. (Fixes compile)
4958 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4960 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4961 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4962 (build_bb_loops): New.
4963 (graphite_transform_loops): Add build_bb_loops.
4964 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4965 numbers.
4966 * graphite.h (graphite_bb): Add loops.
4967 (gbb_nb_loops): New.
4968 (gbb_loop_at_index): New.
4969 (gbb_loop_index): New.
4970 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4971 using nb_params_in_scop.
4973 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4975 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4976 (build_scop_canonical_schedules): Build minimized schedule.
4977 (schedule_to_scattering): Adapt to minimized schedule.
4978 * graphite.h (graphite_bb): Add/Update descriptions.
4980 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4981 Tobias Grosser <grosser@fim.uni-passau.de>
4983 * graphite.c (print_graphite_bb): Add condition printing.
4984 (dump_value): New.
4985 (dump_gbb_conditions): New.
4986 (build_scop_conditions_1): New.
4987 (build_scop_conditions): New.
4988 * graphite.h (graphite_bb): Add conditions.
4990 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4992 * graphite.c (print_graphite_bb):
4993 (free_graphite_bb): New.
4994 (free_scop): Free bbs.
4995 (get_bb_type): Free doms.
4996 (build_scop_context): Free context matrix.
4997 (build_loop_iteration_domains): Remove unused code.
4998 (build_cloog_prog): Free scattering function and blocklist.
4999 (find_transform): Free options.
5001 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5003 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5004 Remove unnecessery cloog data structures. Make a copy of the domain
5005 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5006 unnecessary cloog data structures. Fix memory leaks. Remove insert
5007 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5008 used.
5009 (build_scop_iteration_domain): Remove unnecessary cloog
5010 data structures. Fix memory leaks.
5011 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5012 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5014 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5016 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5018 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5020 * graphite.c (end_scop): Style fix.
5021 (schedule_to_scattering): Style and comment fix.
5023 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5024 * graphite.c (print_graphite_bb): Fix definiton of
5025 schedule_to_scattering.
5026 (initialize_cloog_names): Change nb_scattdims to max loop
5027 depth in SCoP.
5028 (schedule_to_scattering): Take parameter for number of scattering
5029 dimensions.
5030 (build_cloog_prog): Only build as much scattering dimensions as
5031 necessary.
5033 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5035 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5036 in polyhedron/aermod.f90.
5038 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5039 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5040 Harsha Jagasia <harsha.jagasia@amd.com>
5042 * graphite.c (is_bb_addable): Fix segfault.
5044 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5046 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5047 with multiple exits and conditional handling in edge cases.
5048 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5050 * testsuite/gcc.dg/graphite/scop-14.c: New.
5052 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5053 Adrien Eliche <aeliche@isty.uvsq.fr>
5055 * graphite.c (is_bb_addable): Add more comments and enhance
5056 readablity of the source code. Fix memory leak.
5057 (is_loop_exit): Fix memory leak.
5059 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5061 * graphite.c (first_loop_in_scop): Deleted.
5062 (setup_cloog_loop): Only walk the loop chain for inner loops.
5063 (build_scop_iteration_domain): Execute setup_cloog_loop for
5064 all loops in the first layer.
5066 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5068 * graphite.c (scan_tree_for_params): Change the way params are
5069 added to be indepenent of the number of loops.
5070 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5071 handling.
5072 (build_cloog_prog): Revert to short matrix format.
5074 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5075 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5077 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5078 warning.
5080 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5082 * graphite.c (nb_data_refs_in_scop): New.
5083 (graphite_transform_loops): Print more stats: number of
5084 loops, basic blocks and data references per scop.
5086 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5087 Jan Sjodin <jan.sjodin@amd.com>
5089 * graphite.c (loop_affine_expr, idx_record_params,
5090 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5091 instead of instantiate_parameters.
5093 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5095 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5096 add support for parameters, add STATIC_SCHEDULE at the right places,
5097 cleanup.
5099 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5101 * graphite.c (build_scop_loop_nests): Only add the loops, that
5102 are contained completely in the SCoP.
5103 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5104 and the domains are fixed.
5105 (build_scop_canonical_schedules): Add support for bbs not contained
5106 in any SCoP.
5108 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5110 * graphite.h (scop_contains_loop): Update comments to match
5111 the actual behavior.
5112 (scop_contains_loop): New.
5113 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5115 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5117 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5118 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5119 as GBB_COND_HEADER.
5121 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5122 Tobias Grosser <grosser@fim.uni-passau.de>
5124 * graphite.c (graphite_transform_loops): Early return when
5125 there are no loops in the function.
5127 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5128 Jan Sjodin <jan.sjodin@amd.com>
5130 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5131 offset of the last loop.
5132 (setup_cloog_loop): Copy the entire outer constraint matrix.
5134 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5135 Jan Sjodin <jan.sjodin@amd.com>
5137 * graphite.c (stmt_in_scop_p, function_parameter_p,
5138 invariant_in_scop_p): Removed.
5139 (scan_tree_for_params): Can be used with no constraint
5140 matrix for gathering parameters.
5141 (idx_record_params): Don't use idx_record_param, instead use
5142 scan_tree_for_params.
5143 (find_scop_parameters): Same.
5144 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5145 Fix the size of loop domains.
5146 (schedule_to_scattering): Exit when the outer loop is not in scop.
5147 (find_transform): Enable build_cloog_prog.
5149 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5150 Jan Sjodin <jan.sjodin@amd.com>
5152 * graphite.c (schedule_to_scattering): Make scattering domains
5153 uniformly of the same size, as required by CLooG 0.14.0 and before.
5155 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5156 Jan Sjodin <jan.sjodin@amd.com>
5158 * graphite.c (schedule_to_scattering): Rewrite, correct the
5159 translation of the scheduling function to scattering.
5160 (build_cloog_prog): Call schedule_to_scattering only once.
5161 * graphite.h (scop_loop_index): Do not fail for loops not
5162 in the scop: return -1.
5164 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5166 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5167 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5168 (setup_cloog_loop): Export GBB_DOMAIN.
5169 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5170 able to rebuild the original control flow.
5171 * graphite.h (graphite_bb): Add domain field and access macro.
5172 (GBB_DOMAIN): New.
5174 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5176 * graphite.c (debug_gbb): New.
5177 (print_scop, build_graphite_bb): Use SCOP_BBS.
5178 (build_scop_bbs): Reimplemented.
5179 (dfs_bb_in_scop_p): Removed.
5180 (build_scop_loop_nests): Reorder loops inserted in
5181 SCOP_LOOP_NEST: outer loops should come first.
5182 (build_scop_canonical_schedules): Reinitialize at zero
5183 the components of the SCOP_STATIC_SCHEDULE for the loops
5184 that have already been parsed.
5186 * graphite.h (debug_gbb): Declared.
5188 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5189 Jan Sjodin <jan.sjodin@amd.com>
5191 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5192 (graphite_loop_to_gcc_loop): Removed.
5193 (remove_all_edges): New.
5194 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5195 (gloog): Remove useless code.
5197 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5199 * graphite.c (get_bb_type): Reworked. We distinguish between
5200 loops with one or multiple exits.
5201 (is_loop_exit): New.
5202 (is_pred): New.
5203 (is_bb_addable): Rework condition handling, now support for case
5204 case statements and loops with multiple exits.
5206 * testsuite/gcc.dg/graphite/scop-11.c: New.
5207 * testsuite/gcc.dg/graphite/scop-12.c: New.
5208 * testsuite/gcc.dg/graphite/scop-13.c: New.
5210 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5212 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5213 we have too many colors.
5215 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5217 * doc/invoke.texi (-ftree-loop-fusion): Document.
5218 * tree-pass.h (pass_loop_fusion): Declared.
5219 * tree-loop-fusion.c: New.
5220 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5221 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5222 * tree-data-ref.h (find_data_references_in_loop): Declared.
5223 * common.opt (ftree-loop-fusion): Declared.
5224 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5226 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5228 * graphite.c (build_access_matrix): Fix typo from the merge.
5230 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5232 * Merge from mainline (130800:135673).
5234 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5236 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5237 Update dominators after splitting.
5239 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5241 * graphite.c (is_bb_addable): Return the harmful statement.
5242 Factor up some code.
5243 (end_scop): New. Splits end of scope bbs on a harmful statement.
5244 (build_scops_1): Call end_scop.
5246 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5248 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5249 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5250 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5251 build_scops_1): Removed.
5252 (build_scops_2): Renamed build_scops_1.
5254 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5256 * graphite.c: Fix formatting.
5258 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5260 * graphite.c (get_bb_type): New.
5261 (move_scops): New.
5262 (build_scops_2): New.
5263 (is_bb_addable): New.
5264 (build_scops): Switch the scop detection.
5265 (build_scop_bbs): Add entry bb to scop.
5266 * graphite.h (struct scop): Update comment.
5268 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5270 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5271 more colors.
5273 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5275 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5276 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5277 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5278 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5279 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5281 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5283 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5284 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5285 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5286 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5287 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5289 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5291 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5292 Check affine expressions depending on the outermost loop
5293 instead of a scop.
5294 (stmt_simple_for_scop_p): Same.
5295 (harmfule_stmt_in_scop): Same.
5297 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5299 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5300 mark entry and exit, that are not part of the SCoP and update HTML
5301 formatting.
5303 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5305 * graphite.c (basic_block_simple_for_scop_p): Renamed
5306 harmful_stmt_in_bb.
5307 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5308 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5309 (all_preds_visited_p, all_succs_visited_p,
5310 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5311 scop_end_loop): New.
5312 (build_scops): Do not use dfs_enumerate_from.
5314 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5316 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5318 * graphite.c: Add comments to functions that are missing a
5319 description.
5320 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5322 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5324 * graphite.c (nb_params_in_scop): Moved...
5325 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5326 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5327 (clast_to_gcc_expression): Reduce column size to less than 80.
5328 (graphite_create_iv): Return the new name of the IV.
5329 (find_transform): Set options->esp and options->cpp.
5330 (gloog): Comment out the invalidation of the old loop code.
5331 (initialize_dependence_polyhedron): Replace scop_nb_params with
5332 nb_params_in_scop.
5334 * graphite.h (nb_params_in_scop): ... here.
5335 (scop_nb_params): Removed.
5336 (loop_domain_dim): Return something even when the loop was not
5337 found in the hash table: avoid ICEing on all the graphite.exp
5338 testcases.
5340 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5342 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5344 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5345 according to nesting level.
5346 (find_scop_parameters): Call instantiate_parameters.
5347 (scan_tree_for_params): Extend it to handle general affine bounds.
5348 Inner loop bound can depend on outer loop induction variable.
5349 (setup_cloog_loop): tmp variable is allocated on stack. Call
5350 instantiate_parameters with respect to outermost_loop_in_scop.
5351 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5352 graphite.h.
5353 (create_empty_loop): Function loopify should be given edge
5354 probability, instead of edge frequency. Dominance relation from
5355 switch_bb to loop_header.
5356 (clast_to_gcc_expression): Added handling of clast_reduction node.
5357 (gloog): New functionality for removing old loop.
5358 (test_dependence): Factored out from build_rdg_all_levels.
5359 (build_rdg_all_levels): Dependence testing factored out to
5360 test_dependence function.
5362 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5363 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5364 from graphite.c
5366 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5368 * graphite.c (free_scop, param_index, initialize_cloog_names,
5369 nb_params_in_scop): Use name_tree map instead of just a tree
5370 for keeping track of the variable name associated to that tree.
5371 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5372 clast_to_gcc_expression, graphite_create_iv,
5373 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5374 graphite_stmt_to_gcc_stmt): New.
5375 (gloog): Call these.
5376 * graphite.h (struct name_tree): New.
5377 (struct scop): Use name_tree instead of tree for params.
5378 Store a vector of name_tree for new_ivs.
5379 (SCOP_NEWIVS): New.
5380 (scop_nb_params): Use name_tree instead of tree.
5382 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5383 Sebastian Pop <sebastian.pop@amd.com>
5385 * tree-bounds.c: New.
5386 * tree-bounds.h: New.
5387 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5388 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5389 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5390 flag_mudflap.
5391 * gcc.c: Same.
5392 * toplev.c: Same.
5393 * c-cppbuiltin.c: Same.
5394 * c-pragma.c: Same.
5395 * common.opt: Same.
5396 * varasm.c: Same.
5397 * tree-outof-ssa.c: Same.
5398 * c-common.c: Same.
5399 * Makefile.in: Same.
5401 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5402 Sebastian Pop <sebastian.pop@amd.com>
5404 * tree-loop-distribution.c (remaining_stmts,
5405 upstream_mem_writes): Removed static variables.
5406 (copy_loop_before, create_bb_after_loop,
5407 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5408 rdg_build_components, rdg_build_partitions,
5409 dump_rdg_partitions): Extern.
5410 (generate_loops_for_partition, generate_code_for_partition): Do not
5411 return a bool.
5412 (already_processed_vertex_p, predecessor_has_mem_write,
5413 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5414 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5415 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5416 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5417 Pass remaining_stmts and upstream_mem_writes as parameters.
5418 (rdg_component): Moved...
5419 (build_rdg_partition_for_component): Do not aggregate components when
5420 flag_streamize_loops is set.
5421 (gen_sequential_loops): New.
5422 (ldist_gen): Call gen_sequential_loops.
5424 * tree-pass.h (pass_loop_streamization): Declared.
5426 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5427 basic blocks when loops structures exist.
5429 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5431 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5433 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5434 eliminate_local_variables_stmt, eliminate_local_variables,
5435 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5436 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5437 of code delimited by two edges in the CFG.
5438 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5439 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5440 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5441 the case of parallelisation of reductions.
5442 (create_loop_fn): Extern.
5443 (create_omp_parallel_region): New.
5445 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5446 dump_data_reference for printing dra and drb.
5447 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5448 RDGE_RELATION.
5449 (build_rdg): Don't call free_dependence_relations for the moment, as
5450 we attach dependence relations on each edge of the RDG.
5451 To be fixed later.
5453 * tree-data-ref.h (rdg_component): ...here.
5454 (struct rdg_edge): New field ddr_p relation.
5455 (RDGE_RELATION): New.
5456 (create_bb_after_loop, copy_loop_before,
5457 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5458 rdg_build_partitions, dump_rdg_partitions,
5459 free_rdg_components): Declared.
5461 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5462 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5464 * tree-loop-streamization.c: New.
5466 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5467 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5469 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5471 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5473 * passes.c: Schedule pass_loop_streamization.
5475 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5477 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5478 update comment.
5480 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5482 * graphite.c (dot_all_scops): Update formatting.
5483 Bbs can now be part of more than one SCoP.
5485 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5487 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5488 malloc problems.
5489 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5490 * graphite.h (loop_to_cloog_loop): New.
5492 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5494 * graphite.c (loop_domain_dim, ref_nb_loops,
5495 loop_iteration_vector_dim): New.
5496 (build_access_matrix_with_af, build_access_matrix,
5497 initialize_dependence_polyhedron): Fixed for new matrix layout.
5498 No longer assume that all iteration domains are of the same
5499 dimensionality.
5501 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5503 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5504 defined in a loop at depth 0 is invariant.
5505 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5506 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5507 be called at loop depth 0.
5509 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5510 a parameter.
5511 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5512 (down_open_scop): Removed.
5513 (loop_in_scop_p): Redefined.
5514 (scop_affine_expr): New argument: scop.
5515 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5516 a harmful statement ending a scop.
5517 (basic_block_simple_for_scop_p): New argument: scop.
5518 (get_loop_start): Removed.
5519 (new_scop): Initialize SCOP_LOOPS.
5520 (free_scop): Free SCOP_LOOPS.
5521 (succs_at_same_depth, preds_at_same_depth): New.
5522 (end_scop): Test the validity of a scop.
5523 (add_dominators_to_open_scops): New.
5524 (test_for_scop_bound): Call add_dominators_to_open_scops.
5525 Add cases for opening and closing multiple scops.
5526 (build_scops, build_scop_bbs): Iterate over basic blocks in
5527 depth first order.
5528 (build_graphite_bb): Pass scop directly.
5529 (dfs_bb_in_scop_p): New.
5530 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5531 several times.
5532 (nb_loops_around_gb): Use loop_in_scop_p.
5533 (schedule_to_scattering): Disabled for the moment the code computing
5534 the "textual order for outer loop".
5536 * graphite.h (struct scop): New field loops.
5537 (SCOP_LOOPS): New.
5538 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5540 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5542 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5543 Sebastian Pop <sebastian.pop@amd.com>
5545 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5546 * common.opt (fstreamize-loops): New.
5547 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5548 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5549 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5550 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5552 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5554 * tree-data-ref.c (build_empty_rdg): New.
5555 (build_rdg): Use it.
5556 * tree-data-ref.h (build_empty_rdg): Declared.
5557 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5558 (find_vertex_for_stmt): Removed.
5559 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5561 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5563 * tree-loop-distribution.c (generate_builtin): After cancelling the
5564 loop tree, also delete basic blocks.
5565 (rdg_flag_uses): Stop recursion when a vertex has already been
5566 processed.
5568 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5570 * graphite.c (build_scop_alpha): Removed.
5571 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5572 and dump_dependence_graph to avoid compiler warnings.
5574 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5576 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5577 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5578 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5579 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5580 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5581 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5582 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5583 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5584 dump_dependence_graph): New.
5585 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5586 (GBB_ALPHA): New.
5587 (struct scop): New field loop2cloog_loop.
5588 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5589 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5591 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5593 * graphite.c (build_graphite_bb): Fix initialization
5594 of the graphite basic block.
5596 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5598 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5599 loop domain matrix. Pass in the number of loops contained in the
5600 constraint matrix.
5601 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5602 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5603 loops that are not surrounding the current loop are not represented
5604 in the domain constraint matrix.
5605 (build_scop_iteration_domain): Initial domain constraint matrix
5606 contains only the eq/ineq, cst, and scop parameters columns.
5608 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5610 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5611 (print_graphite_bb): Print scattering.
5613 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5615 * graphite.c (initialize_cloog_names): Initialize names of
5616 scattering variables.
5618 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5620 * graphite.c (dot_all_scops_1): Disable debug output while
5621 printing graph.
5623 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5625 * graphite.c (find_transform): Change cloog output language to C.
5627 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
5629 * tree-loop-distribution.c (generate_memset_zero,
5630 generate_builtin, generate_code_for_partition,
5631 rdg_flag_all_uses): New.
5632 (rdg_flag_uses): Gather in the same partition the statements defining
5633 the VUSES of the current statement.
5634 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
5635 Gather in the same partition not only the stores to the same memory
5636 access, but also the reads.
5637 (ldist_generate_loops): Renamed ldist_gen.
5639 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
5640 Tobias Grosser <grosser@fmi.uni-passau.de>
5642 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
5643 next pointer, don't use the inner pointer.
5645 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
5647 * graphite.c (dot_all_scops, dot_all_scops_1): New.
5648 (find_transform): Call dot_all_1.
5649 * graphite.h (dot_all_scops): Declared.
5651 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
5653 * tree-loop-distribution.c: Fix apsi.f ICE.
5654 (create_bb_after_loop): New.
5655 (generate_loops_for_partition): Use it.
5656 * testsuite/gfortran.dg/ldist-1.f90: New.
5658 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
5659 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5661 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5663 * graphite.c (find_transform): Dump cloog program sent to cloog.
5665 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5667 * graphite.c (initialize_cloog_names): Initialize cloog
5668 iterator names.
5670 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5672 * graphite.c (build_scop_context): Fix typo, for the matrix
5673 format: insert '0 >= 0' instead of '-1 >= 0'.
5675 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5677 * Fix merge problems.
5679 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5681 * graphite.c (setup_cloog_loop): Fix typo.
5683 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5685 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5686 * tree-loop-distribution.c: Reimplemented.
5687 * tree-pass.h (pass_loop_distribution): New.
5688 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5689 print_loops.
5690 * graphds.h (struct graph): New field indexes.
5691 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5693 * tree-vect-analyze.c: Remove declaration of static functions when not
5694 needed.
5695 * tree-vectorizer.c: Same.
5696 (rename_variables_in_loop): Now extern.
5697 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5698 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5699 calling redirect_edge_and_branch_force.
5701 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5703 * tree-data-ref.c: Don't include tree-chrec.h.
5704 (debug_data_dependence_relations): New.
5705 (dump_data_dependence_relation): Call dump_data_reference on data refs
5706 in the relation.
5707 (same_access_functions): Moved...
5708 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5709 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5710 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5711 struct rdg_vertex_info, ): New.
5712 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5713 at DDR_REVERSED_P.
5714 (create_rdg_vertices): Initialize the htab of graph->indexes.
5715 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5716 (stmts_from_loop): Don't save LABEL_EXPR.
5717 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5718 hash_stmt_vertex_del): New.
5719 (build_rdg): Initialize rdg->indexes.
5720 (free_rdg, stores_from_loop, ref_base_address,
5721 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5722 have_similar_memory_accesses_1, ref_base_address_1,
5723 remove_similar_memory_refs): New.
5725 * tree-data-ref.h: Include tree-chrec.h.
5726 (debug_data_dependence_relations): Declared.
5727 (same_access_functions): ...here. Now static inline.
5728 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5729 ddr_dependence_level): New.
5730 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5731 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5732 RDG_MEM_READS_STMT): New.
5733 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5734 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5735 rdg_vertex_for_stmt): Declared.
5736 (struct rdg_edge): New field level.
5737 (RDGE_LEVEL, free_rdg): New.
5738 (stores_from_loop, remove_similar_memory_refs,
5739 rdg_defs_used_in_other_loops_p,
5740 have_similar_memory_accesses): Declared.
5741 (rdg_has_similar_memory_accesses): New.
5743 * lambda.h (dependence_level): New.
5744 * common.opt (ftree-loop-distribution): New.
5745 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5746 (print_loop_ir): Renamed print_loops.
5747 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5748 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5749 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5750 (tree-loop-distribution.o): Added.
5751 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5752 (mark_virtual_ops_in_bb): New.
5753 (print_loops_bb, debug_loop_num, debug_loop): New.
5754 * passes.c: Scheduled pass_loop_distribution.
5756 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5758 * graphite.c (scan_tree_for_params): Correct the number of columns
5759 for polylib format.
5760 (nb_flat_iterator): New.
5761 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5762 (build_scop_iteration_domain): Correct the number of columns for
5763 polylib format.
5765 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5767 * Merge from mainline (129697:130800).
5769 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5771 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5772 dominated by SCoP's exit.
5773 (graphite_transform_loops): Compute post dominators.
5775 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5777 * Merge from mainline (127169:129697).
5779 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5781 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5782 parameter for the basic block that contains the expression. Use
5783 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5784 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5785 the expression.
5786 * graphite.h (gbb_loop): New.
5787 (GBB_LOOP): Removed.
5789 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5791 * Makefile.in: Fix merge problem.
5793 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5795 * Merge from mainline (125309:127169).
5796 * tree-loop-distribution.c: Disabled.
5798 2007-06-05 Sebastian Pop <sebpop@gmail.com>
5800 * Merge from mainline (r123693:125309).
5802 2007-05-30 Sebastian Pop <sebpop@gmail.com>
5804 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5805 correct_modify_p
5806 (correct_modify_p, check_statements, number_of_lvalue_uses,
5807 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5808 instead of MODIFY_EXPR.
5809 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5810 and push new edges.
5812 2007-05-24 Sebastian Pop <sebpop@gmail.com>
5814 * tree-loop-distribution.c (struct rdg): Replace arrays by
5815 VECs for edges and vertices.
5816 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5817 (RDGV_NB_PARTITIONS): New.
5818 (PRDG_NBV, PRDG_NBE): Removed.
5819 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5820 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5821 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5823 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5824 Sebastian Pop <sebpop@gmail.com>
5826 * doc/invoke.texi (-ftree-loop-distribution): Document.
5827 * tree-loop-distribution.c: New file.
5828 * tree-pass.h (pass_loop_distribution): Declared.
5829 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5830 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5831 and set reversed_p.
5832 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5833 (DDR_REVERSED_P): New.
5834 * common.opt (-ftree-loop-distribution): New.
5835 * tree-flow.h (distribute_loops): Declared.
5836 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5837 * passes.c (init_optimization_passes): Schedule loop distribution.
5839 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
5841 * graphite.c (print_graphite_bb): Don't call dump_data_references.
5842 (print_scop): Don't print when scop is NULL.
5843 (build_scop_context, find_transform): Don't output to stderr.
5845 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
5847 * tree-data-ref.c: Don't include graphite.h.
5848 Comment out the code for printing data reference's scop.
5849 (build_access_matrix_with_af): Moved...
5850 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
5851 * graphite.c (build_access_matrix_with_af): ... here. Now static.
5852 (print_graphite_bb): Print basic block's schedule.
5853 (print_scop): Don't print the schedule, call cloog's pretty printer.
5854 (bb_in_scop_p): A basic block is in a scop only if it is both
5855 dominated and postdominated by the scop's entry and exit basic blocks.
5856 (function_parameter_p): New.
5857 (invariant_in_scop_p): Use function_parameter_p.
5858 (new_scop, save_scop): New.
5859 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5860 save_scop.
5861 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5862 (loop_in_scop_p): New.
5863 (scop_record_loop): Use loop_in_scop_p.
5864 (build_scop_domain): Renamed build_scop_iteration_domain.
5865 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5866 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5867 setup_cloog_loop, dot_scop_1, dot_scop): New.
5868 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5869 (struct scop): Add a pointer to cloog's representation of a program.
5871 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5873 * doc/invoke.texi (-ftree-check-verbose): Renamed
5874 -ftree-checks-verbose.
5875 * common.opt (flag_tree_check_verbose): Renamed
5876 flag_tree_checks_verbose.
5877 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5879 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5881 * configure: Regenerated.
5882 * config.in: Regenerated.
5883 * tree-ssa-loop.c (graphite_transforms): Execute
5884 graphite_transform_loops only when HAVE_cloog.
5885 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5886 * graphite.c: Include polylibgmp.h and cloog.h.
5887 (graphite_transform_loops): Removed loops parameter.
5888 * tree-flow.h (graphite_transform_loops): Update declaration.
5889 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5890 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5891 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5892 (OBJS-common): Remove dependence on graphite.o.
5893 (BACKEND): Depend on @GRAPHITE@.
5895 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5897 * doc/invoke.texi (-ftree-check-verbose): Documented.
5898 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5899 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5900 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5901 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5902 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5903 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5904 * common.opt (ftree-checks-verbose): New.
5905 * tree-check.c (tree_check_warning): Move extra stderr output
5906 under control of flag_tree_check_verbose.
5908 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5910 * tree-match.c: Fix comments formatting.
5911 * tree-match.h: Fix comments formatting.
5912 * tree-check.c: Fix comments formatting.
5913 (tree_check_init): Restructure.
5915 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5917 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5919 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5921 * Merge from mainline (r120733:123693).
5923 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5925 * condate.y: New file.
5926 * tree-match.h (struct patt_info_s): New field sign.
5927 (struct condate_s): New field msg.
5928 (normalize_condate, name_condate, add_condate): New.
5929 (conds[], condate_parse): Made extern.
5930 * tree-check.c (tree_check_warning): First arg changed to cond;
5931 warning reformatted.
5932 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5933 (tree_scan): New.
5934 (tree_check): Process trivial condates.
5935 (read_delimited_string): Removed.
5936 (print_cond): Print name and msg.
5937 (conds[]): Made extern.
5938 (parse_tree_check_file_once): Rewritten to use the parser in
5939 condate.y.
5940 Processing of option --tree_check_string moved to tree_scan().
5941 * Makefile.in: Added condate.y
5943 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5945 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5946 Use VECs instead of varrays.
5947 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5948 * Makefile.in (pretty-print.o): Depend on vec.h.
5949 * pretty-print.c: Include tree.h and vec.h.
5950 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5951 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5952 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5953 pp_free_list): Use VECs instead of varrays.
5954 * pretty-print.h: Do not include varray.h.
5955 (struct tree_chunk_s): Declaration moved before its use.
5956 (output_buffer): Rename varray field to chunks.
5957 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5958 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5959 save_global_holes): Use VECs instead of varrays.
5960 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5961 * tree-check.c (scan_cfg_stmts, push_node,
5962 print_matching_stmt): Removed.
5963 (tree_check_instance, push_global_holes_if_new, tree_check,
5964 execute_tree_check): Use VECs instead of varrays.
5965 (gate_tree_check): Don't execute the CFG check when basic_block_info
5966 is not available.
5968 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5970 * Merge from mainline (r115016:120733).
5972 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5974 * Merge from mainline (r117632:117661).
5976 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5978 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5979 * tree-pass.h (TDF_DEBUG, debug_p): New.
5980 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5981 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5982 get_loop_exit_condition, analyze_evolution_in_loop,
5983 analyze_initial_condition, analyze_scalar_evolution,
5984 instantiate_parameters, number_of_latch_executions): Use debug_p.
5985 * tree-chrec.c (chrec_apply): Use debug_p.
5986 * tree-data-ref.c: Include graphite.h.
5987 (dump_data_reference): Print also the access matrix.
5988 (analyze_array, analyze_indirect_ref, init_data_ref,
5989 analyze_offset_expr, address_analysis, object_analysis,
5990 create_data_ref, finalize_ddr_dependent,
5991 non_affine_dependence_relation, analyze_ziv_subscript,
5992 analyze_siv_subscript_cst_affine,
5993 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5994 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5995 analyze_miv_subscript, analyze_overlapping_iterations,
5996 build_classic_dist_vector, subscript_dependence_tester,
5997 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5998 (build_access_matrix_with_af): No longer static.
5999 * tree-data-ref.h (scop_p): ... declaration here.
6000 (data_reference.scop): New field.
6001 (DR_SCOP, DR_ACCESS_MATRIX): New.
6002 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6003 * graphite.c (print_graphite_bb): Call dump_data_references.
6004 (print_scop): Use scop_nb_loops and scop_dim_domain.
6005 (test_for_scop_bound): Use debug_p.
6006 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6007 scop_nb_params.
6008 (scop_loop_index): Moved...
6009 (scop_record_loop): New.
6010 (build_scop_loop_nests): Use scop_record_loop.
6011 (build_scop_domain): Use scop_dim_domain.
6012 (build_access_matrix): Implemented.
6013 (build_scop_canonical_schedules): Use scop_nb_loops.
6014 (build_graphite_bb): Initialize GBB_SCOP.
6015 * graphite.h (scop_p): Moved...
6016 (graphite_bb.scop): New field.
6017 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6018 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6019 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6020 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6021 scop_loop_index): New.
6022 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6024 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6026 * Merge from mainline (r117661:120450).
6028 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6030 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6031 at the first declaration outside the varying loop, instantiate as
6032 far as possible.
6033 * tree-chrec.c (for_each_scev_op): New.
6034 * tree-chrec.h (for_each_scev_op): Declared.
6035 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6036 * tree-data-ref.c (get_references_in_stmt,
6037 find_data_references_in_stmt): New, from trunk.
6038 (find_data_references_in_loop): Use get_references_in_stmt
6039 and find_data_references_in_loop, modified as in trunk.
6040 (build_access_matrix_with_af): New.
6041 * tree-data-ref.h (data_reference): Add a field access_matrix.
6042 (data_ref_loc): New, as in trunk.
6043 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6044 invariant_in_scop_p, param_index, scan_tree_for_params,
6045 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6046 idx_record_param, idx_record_params, build_access_matrix,
6047 build_scop_data_accesses, build_scop_canonical_schedules,
6048 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6049 build_scop_params): New.
6050 * graphite.h (graphite_bb): New.
6051 (scop): Add fields static_schedule, params, loop_nest,
6052 iteration_domain.
6053 * lambda.h: Declare vecs of lambda_matrix.
6054 * tree-flow.h (print_loop_ir_bb): Declared.
6055 * tree-cfg.c (print_loop_ir_bb): New.
6056 (print_loop): Use print_loop_ir_bb.
6058 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6060 * Merge from mainline (r115016:117632).
6062 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6064 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6065 break due to a warning.
6067 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6069 * graphite.c (print_scops, debug_scops): New.
6070 (graphite_transform): Renamed graphite_find_transform.
6071 * graphite.h (debug_scops): Declared.
6073 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6075 * tree-match.c: Reformat following the GNU style.
6076 * tree-match.h: Reformat following the GNU style.
6077 * tree-pattern.h: Removed empty file.
6078 * Makefile.in: Remove references to tree-pattern.h.
6079 * tree-check.c: Reformat following the GNU style.
6080 (execute_tree_check): Move gate condition code to...
6081 (gate_tree_check): ...here. New function.
6082 (pass_check): Use the gate function.
6084 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6086 * tree-pattern.h: New. Tree pattern matching and checking using
6087 concrete syntax.
6088 * tree-check.c: New. Tree/CFG checking pass.
6089 * tree-match.c: New. Library for tree pattern matching.
6090 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6091 * toplev.c, flags.h: Add globals for tree-check pass.
6092 * Makefile.in: Integrate the files in tree-check pass.
6093 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6094 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6095 Introduce a "lazy" pretty-print mode.
6096 * tree.c, tree.h: Add tree_name.
6098 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6100 * doc/invoke.texi (-fgraphite): Correct typo.
6101 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6102 use of print_loop_ir.
6103 * testsuite/gcc.dg/graphite/scop-1.c: New.
6104 * testsuite/gcc.dg/graphite/scop-2.c: New.
6105 * testsuite/gcc.dg/graphite/graphite.exp: New.
6106 * graphite.c: Include domwalk.h.
6107 (print_scop): Print only the entry and exit blocks.
6108 (debug_scop): No longer static.
6109 (affine_expr): Fix formating. Return also true when the expression is
6110 constant.
6111 (stmt_simple_for_scop_p): Fix formating.
6112 (build_scops): Use domwalk.
6113 (get_loop_start, end_scop, test_for_scop_bound): New.
6114 (graphite_transform_loops): Avoid printing on stderr.
6115 * graphite.h (debug_scop): Declared.
6116 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6117 * Makefile.in (graphite.o): Depend on domwalk.h.
6118 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6119 declarations for static functions.
6120 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6121 controlling output verbosity.
6123 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6124 Plesco Alexandru <shurikx@gmail.com>
6126 * doc/invoke.texi (-fgraphite): Document.
6127 * tree-pass.h (pass_graphite_transforms): Declared.
6128 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6129 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6130 (pass_graphite_transforms): Defined.
6131 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6132 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6133 * graphite.c, graphite.h: New.
6134 * common.opt (fgraphite): Declared.
6135 * tree-flow.h (graphite_transform_loops): Declared.
6136 * Makefile.in (OBJS-common): Add graphite.o.
6137 (graphite.o): New rule.
6138 * passes.c (pass_graphite_transforms): Scheduled.