1 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
3 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
4 the strides by multiplying by PDR_NB_REFS.
5 * graphite-poly.c (can_collapse_pdr): New.
6 (pdr_find_duplicate): New.
7 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8 Initialize PDR_NB_REFS.
9 * graphite-poly.h (struct poly_dr): Add field nb_refs.
11 (new_poly_dr): Number of subscripts is a graphite_dim_t.
13 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
15 Revert one of the previous commits:
16 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
17 the computation of symmetric data dependence relations.
18 (dependency_between_pbbs_p): Same.
20 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
23 * graphite-poly.c (apply_poly_transforms): Remove legality test before
26 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
28 * graphite-dependences.c (pddr_original_scattering): Return NULL
29 for read-read dependence relations.
30 * graphite-poly.h (enum poly_dr_type): Fix comment.
33 (pdr_may_write_p): New.
35 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
37 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
38 (struct poly_dr): Same.
40 * graphite-poly.c (new_poly_dr): Same.
42 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
43 Sebastian Pop <sebastian.pop@amd.com>
45 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
46 pbb_strip_mine_time_depth. Changed the implementation so that
47 transformation is expressed as a transformation on
48 time (scatttering) dimensions. Also, ensures that the 2d+1
49 scheduling format is preserved.
50 (pbb_strip_mine_profitable_p): Profitability is based on the
51 iteration number of a given time (scattering) dimension,
52 and not on a original loop depth dimension.
53 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
54 (pbb_do_strip_mine): Call psct_dynamic_dim.
55 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
56 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
57 (pbb_nb_dynamic_scattering_transform): New.
58 (psct_dynamic_dim): New.
60 2009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
62 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
63 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
64 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
65 * graphite-interchange.c (build_linearized_memory_access): Same.
66 (memory_stride_in_loop): Same.
68 2009-08-25 Sebastian Pop <sebastian.pop@amd.com>
70 * graphite-dependences.c (pddr_original_scattering): New.
71 (graphite_legal_transform_dr): Call pddr_original_scattering.
74 * graphite-dependences.h (dot_deps): Declared.
75 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
76 (print_pdr): Print PDR_ID.
77 * graphite-poly.h (struct poly_dr): Add field id.
80 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
82 2009-08-22 Sebastian Pop <sebastian.pop@amd.com>
84 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
85 not delete the original dependence relation.
87 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
89 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
90 the computation of symmetric data dependence relations.
91 (dependency_between_pbbs_p): Same.
93 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
95 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
96 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
97 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
100 (dependence_polyhedron_1): Now returns a poly_ddr_p.
101 (dependence_polyhedron): Same. Remove useless gcc_assert.
103 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
104 (graphite_carried_dependence_level_k): Call pddr_is_empty.
105 * graphite-dependences.h (enum poly_dependence_kind): New.
106 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
107 (PDRP_SOURCE): Renamed PDDR_SOURCE.
108 (PDRP_SINK): Renamed PDDR_SINK.
109 (PDRP_DDP): Renamed PDDR_DDP.
111 (free_poly_ddr): Declared.
112 * graphite-poly.c (new_scop): Use the new hash function names.
113 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
115 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
117 2009-08-21 Sebastian Pop <sebastian.pop@amd.com>
119 * Merge from mainline (150764:150992).
121 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
123 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
124 bounds with LT_EXPR to make niter analysis more precise on code
125 generated by Graphite.
127 2009-08-18 Sebastian Pop <sebastian.pop@amd.com>
129 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
130 (graphite_legal_transform_bb): Same.
131 (poly_drs_may_alias_p): Same.
133 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
136 * graphite-ppl.c (ppl_max_for_le): Correct the use of
137 ppl_Pointset_Powerset_C_Polyhedron_maximize.
139 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
141 * graphite-poly.c (print_pbb): Print PBB index.
143 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
145 * Merge from mainline (r150672:150764).
147 2009-08-13 Sebastian Pop <sebastian.pop@amd.com>
149 * graphite-interchange.c (ppl_max_for_le): Moved...
150 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
151 * graphite-ppl.c (ppl_max_for_le): ... here.
152 * graphite-ppl.h (ppl_max_for_le): Declared.
154 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
156 * Merge from mainline (r150372:150672).
158 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
161 * sese.c (convert_for_phi_arg): New.
162 (add_guard_exit_phis): Use convert_for_phi_arg.
164 * testsuite/gfortran.dg/graphite/id-17.f: New.
166 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
168 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
169 unknown subscript upper bounds.
171 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
173 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
174 Pranav Garg <pranav.garg2107@gmail.com>
176 * graphite-interchange.c (gather_access_strides): Removed.
177 (ppl_max_for_le): New.
178 (build_linearized_memory_access): New.
179 (memory_stride_in_loop): New.
180 (pbb_interchange_profitable_p): Reimplemented.
181 * graphite-ppl.h (ppl_new_id_map): New.
182 (ppl_interchange): New.
184 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
186 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
188 * graphite-interchange.c (compute_subscript): Removed.
189 (compute_array_size_cstr): Removed.
190 (compute_array_size_poly): Removed.
191 (compute_array_size): Removed.
192 (gather_access_strides_poly): Removed.
193 (gather_access_strides): Empty.
195 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
197 * graphite-dependences.c (dependence_polyhedron_1): Replace
198 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
199 (graphite_legal_transform_dr): Same.
200 (graphite_carried_dependence_level_k): Same.
201 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
202 Initialize PDR_NB_SUBSCRIPTS.
203 (print_pdr_access_layout): Replace pdr_nb_subscripts with
205 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
206 (PDR_NB_SUBSCRIPTS): New.
207 (pdr_nb_subscripts): Removed.
208 (pdr_dim): Simplified.
209 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
210 with PDR_NB_SUBSCRIPTS.
212 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
214 * graphite-interchange.c (compute_array_size): Remove use of
216 * graphite-poly.c (new_poly_dr): Remove argument data_container.
217 Do not initialize PDR_DATA_CONTAINER.
218 (print_pdr): Do not print PDR_DATA_CONTAINER.
219 * graphite-poly.h (struct poly_dr): Remove data_container field.
220 (PDR_DATA_CONTAINER): Removed.
221 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
223 (build_poly_dr): Same.
225 2009-08-11 Sebastian Pop <sebastian.pop@amd.com>
227 * testsuite/gcc.dg/graphite/interchange-9.c: New.
229 2009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
230 Sebastian Pop <sebastian.pop@amd.com>
232 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
233 copy of the dependence polyhedron. Free the temporary objects.
234 (graphite_carried_dependence_level_k): Free unused objects before
237 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
238 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
239 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
240 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
241 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
243 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
245 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
246 Early return without analyzing the data dependences if no
247 transform has been done. Call restore_scattering if the transform
249 (graphite-interchange.c): Same.
250 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
251 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
252 (apply_poly_transforms): Do not gcc_assert that
253 the transform is legal.
254 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
255 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
256 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
257 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
258 * graphite-poly.h (struct poly_scattering): New.
259 (struct poly_bb): Add original, transformed, and saved fields.
260 Remove transformed_scattering, original_scattering, nb_local_variables,
261 and nb_scattering_transform fields.
262 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
263 (poly_scattering_new): New.
264 (poly_scattering_free): New.
265 (poly_scattering_copy): New.
266 (store_scattering_pbb): New.
267 (store_scattering): New.
268 (restore_scattering_pbb): New.
269 (restore_scattering): New.
270 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
271 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
275 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
278 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
280 * Makefile.in (graphite.o): Depends on PREDICT_H.
281 * graphite.c: Include predict.h.
282 (graphite_finalize): Call tree_estimate_probability.
283 * predict.c (predict_loops): Do not call scev_initialize and
285 (tree_estimate_probability_bb): New.
286 (tree_estimate_probability): Do not initialize loops: move that
287 code to the driver. Call tree_estimate_probability_bb.
288 (tree_estimate_probability_driver): New.
289 (pass_profile): Use tree_estimate_probability_driver.
290 * predict.h (tree_estimate_probability): Declared.
292 2009-08-05 Sebastian Pop <sebastian.pop@amd.com>
294 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
295 * graphite-dependences.c (graphite_legal_transform): Add time to
296 TV_GRAPHITE_DATA_DEPS.
297 (dependency_between_pbbs_p): Same.
298 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
300 2009-08-03 Sebastian Pop <sebastian.pop@amd.com>
302 * Merge from mainline (r149952:150372).
304 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
306 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
307 * graphite-blocking.c: Same.
308 * graphite-clast-to-gimple.c: Same.
309 * graphite-dependences.c: Same.
310 * graphite-poly.c: Same.
311 * graphite-poly.h: Same.
312 * graphite-ppl.c: Same.
313 * graphite-scop-detection.c: Same.
314 * graphite-sese-to-poly.c: Same.
317 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
319 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
320 (remove_simple_copy_phi): New.
321 (remove_invariant_phi): New.
322 (simple_copy_phi_p): New.
323 (reduction_phi_p): New.
324 (gsi_for_ssa_name_def): New.
325 (insert_out_of_ssa_copy): New.
326 (insert_out_of_ssa_copy_on_edge): New.
327 (create_zero_dim_array): New.
328 (scalar_close_phi_node_p): New.
329 (rewrite_close_phi_out_of_ssa): New.
330 (rewrite_phi_out_of_ssa): New.
331 (rewrite_reductions_out_of_ssa): New.
332 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
334 * testsuite/gcc.dg/graphite/id-11.c: New.
335 * testsuite/gcc.dg/graphite/id-15.c: New.
336 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
337 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
338 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
339 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
340 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
341 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
342 * testsuite/gfortran.dg/graphite/id-13.f: New.
343 * testsuite/gfortran.dg/graphite/id-5.f: New.
345 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
347 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
348 check that nb_reductions_in_loop is zero.
349 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
351 (nb_reductions_in_loop): Removed.
352 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
353 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
354 (bb_contains_non_iv_scalar_phi_nodes): Removed.
355 (scop_contains_non_iv_scalar_phi_nodes): Removed.
356 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
358 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
360 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
361 statements that have an empty iteration domain.
362 * testsuite/gfortran.dg/graphite/id-16.f: New.
364 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
366 * tree-scalar-evolution.c (instantiate_scev_1): Return
367 chrec_dont_know when the result is not above instantiate_below.
368 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
369 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
370 the tree has a known scalar evolution.
371 * testsuite/gfortran.dg/graphite/id-14.f: New.
372 * testsuite/gfortran.dg/graphite/id-15.f: New.
374 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
376 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
378 (rename_variables): Keep inserting renames after the ones already
381 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
383 * graphite-sese-to-poly.c (compare_bb_depths): New.
384 (graphite_sort_dominated_info): New.
385 (build_scop_bbs_1): Call graphite_sort_dominated_info.
386 (build_scop_scattering): Fix comment.
388 2009-07-28 Sebastian Pop <sebastian.pop@amd.com>
390 * graphite.c (graphite_finalize): Call print_loops instead of
391 dump_function_to_file.
392 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
393 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
394 loops generated in the graphite output file.
395 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
396 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
397 * testsuite/gfortran.dg/graphite/id-12.f: New.
399 2009-07-24 Li Feng <nemokingdom@gmail.com>
401 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
404 2009-07-24 Li Feng <nemokingdom@gmail.com>
405 Tobias Grosser <grosser@fim.uni-passau.de>
407 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
408 alias set number build alias in ACCESSES polyhedron.
409 (build_alias_set_for_drs): New.
410 (build_pbb_drs): Added build_alias_set_for_drs.
411 * graphite-dependences.c (poly_drs_may_alias_p): New.
412 (graphite_carried_dependence_level_k): Check alias information
413 before building polyhedron.
415 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
417 * Makefile.in (lambda-code.o): Fix formatting.
419 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
421 * Merge from mainline (r149350-149952)
423 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
425 * graphite-poly.c (apply_poly_transforms): Move strip_mine
426 before interchange to prepare for loop blocking.
428 2009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
430 * graphite-poly.c (apply_poly_transforms): Add checks after every
432 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
433 done in apply_poly_transforms.
435 2009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
437 * graphite-dependences.c (build_lexicographically_gt_constraint):
438 Replace RES parameter with *RES.
439 (dependence_polyhedron_1): Pass an address of the parameter RES
440 instead of value of RES.
442 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
444 * graphite.c (graphite_finalize): Fix comment.
445 (graphite_transform_loops): Reset scev info after code generation
448 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
450 * graphite.c (graphite_finalize): Call scev_reset.
452 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
454 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
455 GBB_CLOOG_IV_TYPES hash table twice.
456 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
457 (add_condition_to_domain): Clear GMP values.
459 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
461 * graphite-dependences.c: Fix formatting.
462 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
463 (pbb_number_of_iterations): Free ppl_Linear_Expression.
464 * graphite-sese-to-poly.c: Fix formatting.
465 * graphite.c (graphite_transform_loops): Create the hash table
466 after the early return.
468 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
470 * testsuite/gcc.dg/graphite/id-14.c: New.
471 * testsuite/gcc.dg/graphite/pr40157.c: New.
472 * testsuite/gfortran.dg/graphite/id-11.f: New.
474 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
476 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
477 (build_poly_scop): Return false when there are no pbbs within
478 loops to avoid to pass to cloog scops with no loops.
480 2009-07-16 Sebastian Pop <sebastian.pop@amd.com>
482 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
483 useless test "i % 2".
484 (build_pbb_scattering_polyhedrons): Fix formatting.
485 (build_poly_dr): Same.
486 * graphite.c (graphite_transform_loops): Restructure.
488 2009-07-14 Razya Ladelsky <razya@il.ibm.com>
490 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
491 reduction_list parameter.
492 (rewrite_all_phi_nodes_with_iv): Same.
493 (canonicalize_loop_ivs): Same.
494 * tree-parloops.c (struct brli): Removed.
495 (build_reduction_list_info): Removed.
496 (build_new_reduction): New.
497 (analyze_reduction_list): Removed.
498 (gather_scalar_reductions): Find reductions instead of phi
499 nodes that can't be canonicalized.
500 (try_create_reduction_list): Remove reduction_list parameter.
501 (gen_parallel_loop): Same.
502 (parallelize_loops): Remove analyze_reductions variable,
503 initialization and free.
504 Change reduction_list htab initialization to reduction_info
505 elements instead of ssa names.
506 Call try_create_reduction_list and gen_parallel_loop without
507 analyzed_reduction argument.
508 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
509 canonicalize_loop_ivs with one less argument.
510 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
512 2009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
514 * graphite-dependences.c (new_poly_dr_pair): New.
515 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
516 (new_poly_dr_pair): New.
517 (eq_poly_dr_pair_p): New.
518 (hash_poly_dr_pair_p): New.
519 * graphite-dependences.h (struct poly_dr_pair): New.
520 (eq_poly_dr_pair_p): Declared.
521 (hash_poly_dr_pair_p): Declared.
522 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
523 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
524 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
525 * Makefile.in (graphite-poly.o): Add dependence on
526 graphite-dependences.h.
528 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
530 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
531 polynomials of degree > 1 pass to Graphite.
532 * tree-chrec.c (scev_is_linear_expression): Call
533 evolution_function_is_affine_multivariate_p.
534 * testsuite/gfortran.dg/graphite/id-10.f90: New.
536 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
538 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
539 Instantiate scevs varying in outer loops.
540 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
542 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
544 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
545 redundant constraint.
547 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
549 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
550 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
551 based on the file names as in the C testsuite.
552 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
553 * testsuite/gfortran.dg/graphite/block-2.f: Same.
554 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
555 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
556 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
557 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
558 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
559 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
560 * testsuite/gfortran.dg/graphite/id-6.f: Same.
561 * testsuite/gfortran.dg/graphite/id-9.f: Same.
562 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
563 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
564 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
566 2009-07-14 Sebastian Pop <sebastian.pop@amd.com>
568 * sese.c (expand_scalar_variables_call): New.
569 (expand_scalar_variables_ssa_name): Handle calls in expander.
571 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
573 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
574 Expect to see the pattern twice.
575 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
576 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
577 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
579 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
581 * testsuite/gcc.dg/graphite/id-10.c: New.
582 * testsuite/gcc.dg/graphite/id-12.c: New.
583 * testsuite/gfortran.dg/graphite/id-7.f: New.
584 * testsuite/gfortran.dg/graphite/id-8.f: New.
586 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
588 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
591 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
593 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
595 2009-07-13 Sebastian Pop <sebastian.pop@amd.com>
597 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
599 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
601 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
602 building PDR subscripts.
604 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
606 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
607 computation of array sizes.
609 2009-07-10 Sebastian Pop <sebastian.pop@amd.com>
611 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
613 2009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
615 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
616 build_pairwise_constraint, dr_equality_constraints,
617 build_pairwise_scheduling_equality,
618 build_pairwise_scheduling_inequality, lexicographically_gt_p,
619 build_lexicographically_gt_constraint, dependence_polyhedron,
620 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
621 Move from NNC_Polyhedron to C_Polyhedron.
622 * graphite-interchange.c (compute_array_size_poly,
623 gather_access_strides): Dito.
624 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
625 free_scop, pbb_number_of_iterations): Dito.
626 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
627 pbb_dim_iter_domain, struct scop): Dito.
628 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
629 new_Cloog_Domain_from_ppl_Polyhedron,
630 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
631 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
632 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
633 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
634 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
635 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
636 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
637 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
638 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
639 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
640 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
641 build_scop_iteration_domain, build_poly_dr): Dito
643 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
645 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
647 * testsuite/gcc.dg/graphite/run-id-1.c: New.
649 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
651 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
652 positivity constraint on the symbolic number of iterations.
654 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
656 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
658 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
659 Tobias Grosser <grosser@fim.uni-passau.de>
661 * graphite-clast-to-gimple.c (build_scop_context): Removed.
662 (build_cloog_prog): Directly use SCOP_CONTEXT.
663 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
664 (free_scop): Free SCOP_CONTEXT.
665 (print_scop_context): New.
666 (print_scop): Call print_scop_context.
667 (debug_scop_context): New.
668 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
669 (struct scop): Added field context.
671 * graphite-sese-to-poly.c (add_param_constraints): New.
672 (build_scop_context): New.
673 (build_poly_scop): Call build_scop_context.
675 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
677 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
678 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
679 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
680 * graphite-ppl.h: Include double-int.h and tree.h.
681 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
682 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
683 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
684 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
686 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
688 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
689 POINTER_PLUS_EXPR for pointer types.
690 (clast_to_gcc_expression): Same.
692 2009-07-09 Sebastian Pop <sebastian.pop@amd.com>
694 * graphite-poly.c (print_scattering_function): Early return when
695 PBB_TRANSFORMED_SCATTERING is not initialized.
696 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
698 2009-07-08 Sebastian Pop <sebastian.pop@amd.com>
700 * tree-parloops.c (analyze_reduction_list): Remove unused variable
703 2009-07-08 Razya Ladelsky <razya@il.ibm.com>
705 * tree-parloops.c (analyze_reduction_list): Change return
707 (try_create_reduction_list): Move the call to
708 analyze_reduction_list to the beginining.
709 Call reduction_phi with analyzed_reductions as argument
710 instead of reduction_list.
712 2009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
714 * Merge from mainline (r148296:149346)
716 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
718 * graphite-scop-detection.c (graphite_can_represent_init): New.
719 (graphite_can_represent_scev): Call graphite_can_represent_init:
720 check that the initial value does not contain multiplications of
722 (stmt_has_simple_data_refs_p): New.
723 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
724 (is_simple_operand): Fix formatting.
725 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
727 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
729 * testsuite/gcc.dg/graphite/id-13.c: New.
730 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
731 analyze_scalar_evolution, use scalar_evolution_in_region.
732 (scan_tree_for_params_right_scev): Add extra assert.
733 (parameter_index_in_region_1): Split from parameter_index_in_region.
734 (idx_record_params): Use scalar_evolution_in_region.
735 (find_params_in_bb): Same.
736 (find_scop_parameters): Same.
737 (build_loop_iteration_domains): Same.
738 (create_linear_expr_from_tree): Same.
739 * sese.c (scalar_evolution_in_region): New.
740 * sese.h (scalar_evolution_in_region): Declared.
741 (defined_in_sese_p): New.
742 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
744 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
747 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
749 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
750 TREE_DATA_REF_H also implies SCEV_H.
752 2009-07-07 Sebastian Pop <sebastian.pop@amd.com>
754 * graphite-poly.c (print_scop_params): New.
755 (print_scop): Call print_scop_params.
756 (debug_scop_params): New.
757 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
759 2009-07-07 Li Feng <nemokingdom@gmail.com>
761 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
762 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
763 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
764 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
765 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
766 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
768 2009-07-07 Li Feng <nemokingdom@gmail.com>
770 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
771 for dependency checking part.
772 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
773 tests for dependency checking.
774 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
775 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
776 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
777 flag -fdump-tree-graphite-all for autopar testsuites.
779 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
781 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
782 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
783 canonicalize_loop_ivs): Moved...
784 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
786 2009-07-06 Sebastian Pop <sebastian.pop@amd.com>
788 * tree-parloops.c (try_create_reduction_list): Pass an extra
789 argument analyzed_reductions. Call analyze_reduction_list.
790 (gen_parallel_loop): Do not call analyze_reduction_list.
791 (parallelize_loops): Init and finalize analyzed_reductions.
793 2009-07-06 Li Feng <nemokingdom@gmail.com>
795 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
796 Added flag -fno-loop-strip-mine for autopar testcase.
798 2009-07-04 Li Feng <nemokingdom@gmail.com>
800 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
801 transformed scattering dimension instead of unmatch orignal when
802 calling dependence_polyhedron.
804 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
806 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
808 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
810 * graphite-poly.c (pbb_number_of_iterations): Check for returned
811 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
813 2009-06-30 Sebastian Pop <sebastian.pop@amd.com>
815 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
816 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
817 * graphite-poly.c (pbb_number_of_iterations): New.
818 * graphite-poly.h (pbb_number_of_iterations): Declared.
819 (pbb_iterator_dim, pbb_parameter_dim): New.
821 2009-06-29 Sebastian Pop <sebastian.pop@amd.com>
823 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
824 last commit on type of lower and upper bound of loops.
826 2009-06-29 Li Feng <nemokingdom@gmail.com>
828 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
829 graphite-dependences.h.
830 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
831 (mark_bb_with_pbb): New.
832 (get_stmtfor_depth): New.
833 (find_pbb_via_hash): New.
834 (dependency_in_loop_p): New.
835 (mark_loops_parallel): New.
836 (free_aux_in_new_loops): New.
837 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
838 bb with it's relevant pbb. Mark newly created loops. Remove mark
839 innermost loop parallel without checking.
840 (gloog): Add parameter BB_PBB_MAPPING.
841 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
842 (gloog): Change declaration.
843 (mark_loop_parallel): Make extern.
844 (free_aux_in_new_loops): Declare.
845 (bb_pbb_map_hash): New.
846 (eq_bb_pbb_map): New.
847 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
848 auto parallelization when flag_graphite_force_parallel is set.
849 (graphite_finalize): Added free_aux_in_new_loops.
850 * tree-parloops.c (parallelize_loops): Only generate parallel code for
851 the innermost loop that marked parallel. Use
852 flag_graphite_force_parallel instead of loop->can_be_parallel.
853 (loop_parallel_p): Move inner most checking out of function.
855 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
857 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
858 type of lower and upper bound of loops signed long int.
860 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
862 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
863 expression outside the loop.
865 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
867 * gcc.dg/graphite/interchange-8.c: New.
869 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
871 * gcc.dg/graphite/interchange-0.c: XFailed.
872 * gcc.dg/graphite/interchange-5.c: XFailed.
873 * gcc.dg/graphite/interchange-6.c: XFailed.
875 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
877 * graphite-interchange.c (compute_array_size_poly): The end of the
878 recursion should return 1.
880 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
882 * graphite-interchange.c (compute_array_size_cstr): Allow the
883 subscript multiplier to be -1.
884 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
885 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
886 data_container. Initializes PDR_DATA_CONTAINER.
887 (print_pdr_access_layout): New.
888 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
889 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
891 (PDR_DATA_CONTAINER): New.
892 (new_poly_dr): Update declaration.
893 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
894 (build_poly_dr): Call pdr_add_data_dimensions.
896 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
898 * graphite-poly.h (struct poly_dr): Fix comment.
899 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
900 (pdr_add_memory_accesses): New.
901 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
903 2009-06-26 Sebastian Pop <sebastian.pop@amd.com>
905 * graphite-poly.c (print_pdrs, debug_pdrs): New.
906 (print_pbb): Add call to print_pdrs.
907 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
909 2009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
910 Li Feng <nemokingdom@gmail.com>
912 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
913 (dependency_between_pbbs_p): New.
914 (lexicographically_gt_p): Assure !empty_p before polyhedron
916 (build_lexicographically_gt_constraint): Correct lexicographically
918 * graphite-dependences.h: New.
919 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
921 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
923 * graphite-clast-to-gimple.c (print_clast_stmt): New.
924 (gloog): Print to dump_file the generated clast.
925 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
926 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
928 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
930 * graphite-poly.c (extend_scattering): Increment
931 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
933 2009-06-24 Sebastian Pop <sebastian.pop@amd.com>
935 * graphite-interchange.c (compute_array_size_poly): Added exit of
936 recursion condition. Continue iterating even after the first equality.
937 (compute_array_size): Same.
939 2009-06-24 Li Feng <nemokingdom@gmail.com>
941 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
942 -fdump-tree-final_cleanup to -fdump-tree-optimized.
943 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
944 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
945 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
947 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
949 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
950 only when the use verifies is_gimple_reg.
952 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
954 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
955 Allocate scaldims after call to unify_scattering_dimensions.
957 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
959 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
961 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
962 Albert Cohen <albert.cohen@inria.fr>
964 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
965 variables for the strip mining.
967 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
968 Pranav Garg <pranav.garg2107@gmail.com>
970 * Makefile.in (OBJS-common): Added graphite-blocking.o.
971 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
972 (graphite-blocking.o): New rule.
973 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
974 * graphite-blocking.c: New.
975 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
976 flag_loop_strip_mine.
977 (psct_scattering_dim_for_loop_depth): New.
978 * graphite-poly.h (scop_do_strip_mine): Declared.
979 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
980 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
981 flag_loop_strip_mine.
983 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
985 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
986 a GMP value and a PPL coefficient at each iteration of a loop.
988 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
990 * graphite-dependences.c (dependence_polyhedron): Do not use
991 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
992 pbb_nb_scattering_transform.
993 (graphite_legal_transform_dr): Same.
994 * graphite-poly.c (extend_scattering): Same.
995 (unify_scattering_dimensions): Same.
996 (print_scattering_function): Same.
997 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
998 PBB_NB_LOCAL_VARIABLES.
999 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1000 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1001 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1002 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1003 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1004 (pbb_nb_scattering_transform): New.
1005 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1006 (psco_scattering_dim): Add assert on parameters.
1007 (psct_scattering_dim): Same.
1008 (psct_scattering_dim_for_loop_depth): Declared.
1009 (psct_local_var_dim): New.
1010 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1011 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1012 correct layout, call pbb_nb_local_vars.
1013 (psct_add_local_variable, psct_add_scattering_dimension): New.
1014 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1015 Initialize PBB_NB_SCATTERING_TRANSFORM.
1017 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1019 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1020 (set_coef): Renamed ppl_set_coef.
1021 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1023 2009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1025 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1026 test a boolean against 1.
1027 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1028 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1029 (pbb_do_interchange): Returns true when a transform has been performed.
1030 (scop_do_interchange): Same.
1031 * graphite-poly.c (apply_poly_transforms): Use the return value of
1032 scop_do_interchange.
1033 * graphite-poly.h (scop_do_interchange): Update declaration.
1035 2009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1037 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1039 * sese.c (sese_reset_aux_in_loops): New.
1040 * sese.h (sese_reset_aux_in_loops): New.
1042 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1044 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1045 multiplier and multiply the constant by the multiplier.
1046 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1047 (build_poly_dr): Do not use the multiplier to define the subscript.
1049 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1051 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1052 compiler's data reference. Initialize PDR_CDR.
1053 (print_pdr): Call dump_data_reference.
1054 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1055 Add compiler_dr field.
1056 (PDR_BB): Renamed PDR_PBB.
1058 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1059 GCC's data reference representation.
1060 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1061 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1063 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1065 * graphite-poly.c (print_scattering_function): Also print the layout.
1066 * graphite-poly.h (pbb_nb_local_vars): New.
1068 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1070 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1072 2009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1074 * graphite-poly.c (print_pdr, debug_pdr): New.
1075 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1076 (PDR_BASE): Removed.
1078 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1080 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1083 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1085 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1086 subscript identification column.
1087 (pbb_do_interchange): Print to dump_file that some loops "will be
1088 interchanged". Rely on that chain of characters in the testcases.
1089 * gcc.dg/graphite/interchange-0.c: New.
1090 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1091 interchange-*.c files and compile them with -floop-interchange.
1093 2009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1095 * graphite-interchange.c (interchange_profitable_p): Renamed
1096 pbb_interchange_profitable_p.
1098 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1099 Harsha Jagasia <harsha.jagasia@amd.com>
1100 Pranav Garg <pranav.garg2107@gmail.com>
1102 * graphite-interchange.c (interchange_profitable_p): Make static.
1103 (pbb_interchange_loop_depths, pbb_do_interchange,
1104 scop_do_interchange): New.
1105 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1106 for flag_loop_interchange.
1107 * graphite-poly.h (scop_do_interchange): Declared.
1108 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1109 flag_loop_interchange is used.
1111 2009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1113 * graphite-dependences.c (dependence_polyhedron): Update use of
1114 pbb_nb_scattering_dims.
1115 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1116 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1117 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1118 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1120 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1122 * graphite.c: Cleanup foo.
1124 2009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1126 * Merge from mainline (r143684:148293).
1127 * Disabled libpcp until it gets fixed.
1129 2009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1130 Harsha Jagasia <harsha.jagasia@amd.com>
1132 * graphite-interchange.c: New.
1133 * Makefile.in (graphite-interchange.o): New.
1134 * graphite-poly.h (interchange_profitable_p): Declared.
1135 * graphite-ppl.h (value_max): New.
1137 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1139 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1140 * graphite-poly.h: Fix some comments.
1144 2009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1147 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1148 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1149 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1150 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1151 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1152 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1153 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1154 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1155 * graphite-clast-to-gimple.c: Same.
1156 * graphite-dependences.c: Same.
1157 * graphite-poly.c: Same.
1158 * graphite-sese-to-poly.c: Same.
1160 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1162 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1163 expressions for an IV rename, as returned by clast_to_gcc_expression.
1164 (copy_renames): Rename new_name to expr.
1165 * sese.c (debug_rename_elt): Same.
1168 (sese_adjust_liveout_phis): Call force_gimple_operand before using
1169 the information from the rename map.
1170 (rename_variables_in_stmt): Same.
1171 (add_loop_exit_phis): Rename new_name to expr.
1172 (insert_loop_close_phis): Same.
1173 (add_guard_exit_phis): Same. Call force_gimple_operand.
1174 * sese.h (struct rename_map_elt): Rename new_name to expr.
1175 (new_rename_map_elt): Same.
1177 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1179 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1180 * sese.c (set_rename): Make it extern.
1181 * sese.h (set_rename): Declared.
1183 2009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1185 * graphite-poly.c (extend_scattering): Free values.
1186 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1188 (ppl_print_powerset_matrix): Same.
1189 * graphite-scop-detection.c (free_scops_1): New.
1190 (limit_scops): Call free_scops_1.
1191 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1192 (build_poly_dr): Free PPL coefficients.
1193 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1195 2009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1197 * graphite-dependences.c: New.
1198 * graphite-data-ref.c: Removed.
1199 * graphite-data-ref.h: Removed.
1200 * Makefile.in (graphite-data-ref.o): Removed.
1201 (graphite-dependences.o): Added.
1202 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1203 * graphite-poly.c: Same.
1204 Move the data dependence testing to graphite-dependences.c.
1206 2009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1208 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1209 from graphite_cannot_represent_loop. Code refactored.
1210 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1212 2009-05-17 Li Feng <nemokingdom@gmail.com>
1214 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1215 Cover all the testcases (not only the filtered ones).
1217 2009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1219 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1220 unnecessary check. Update comments. Move check for REAL_TYPE here.
1221 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1222 done in (stmt_simple_for_scop_p).
1224 2009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1226 * graphite.c (print_global_statistics): New.
1227 (print_graphite_scop_statistic): New.
1228 (print_graphite_statistics): New.
1229 (graphite_initialize, graphite_transform_loops): Print statistics.
1230 * graphite-scop-detection (build_scops): Print statistics.
1231 (print_graphite_scop_statistics): New.
1232 (print_graphite_statistics): New.
1234 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1236 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1237 (debug_clast_name_index): Removed.
1238 (debug_clast_name_indexes_1): Removed.
1239 (debug_clast_name_indexes): Removed.
1240 (clast_name_index_elt_info): Removed.
1241 (eq_clast_name_indexes): Removed.
1242 (clast_name_to_index): Removed.
1243 (new_clast_name_index): Removed.
1244 (save_clast_name_index): Removed.
1245 (save_var_name): Moved...
1246 (init_sese_params_index): Removed.
1247 (clast_name_to_gcc): Remove use of name_tree.
1248 (initialize_cloog_names): Same.
1249 (gloog): Do not call init_sese_params_index.
1250 * graphite-sese-to-poly.c (save_var_name): ...here.
1251 (parameter_index_in_region): New.
1252 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1253 (parameter_index_in_region): Removed.
1254 (is_parameter): Remove use of name_tree.
1255 * sese.h (struct name_tree): Removed.
1256 (struct sese): Remove use of name_tree. New field params_names.
1257 (SESE_PARAMS_NAMES): New.
1258 (SESE_PARAMS): Remove duplicate.
1259 (parameter_index_in_region): Removed.
1260 (sese_nb_params): Remove use of name_tree.
1261 (struct clast_name_index): New.
1262 (new_clast_name_index): New.
1263 (clast_name_to_index): New.
1264 (save_clast_name_index): New.
1265 (debug_clast_name_index): New.
1266 (debug_clast_name_indexes_1): New.
1267 (debug_clast_name_indexes): New.
1268 (clast_name_index_elt_info): New.
1269 (eq_clast_name_indexes): New.
1271 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1273 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1274 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1275 (graphite_loop_normal_form): Do not pass region. Do not
1276 initialize SESE_OLDIVS.
1277 (build_graphite_loop_normal_form): Update call to
1278 graphite_loop_normal_form.
1279 * sese.c (debug_oldivs): Removed.
1280 (new_sese): Do not initialize SESE_OLDIVS.
1281 (free_sese): Do not free SESE_OLDIVS.
1282 (oldiv_for_loop): Removed.
1283 * sese.h (struct sese): Remove old_ivs.
1284 (SESE_OLDIVS): Removed.
1285 (oldiv_for_loop): Removed.
1287 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1289 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1290 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1291 replaced by a call to newivs_to_depth_to_newiv.
1292 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1293 (clast_to_gcc_expression_red): Same.
1294 (gcc_type_for_clast_expr): Same.
1295 (gcc_type_for_clast_eq): Same.
1296 (graphite_translate_clast_equation): Same.
1297 (graphite_create_guard_cond_expr): Same.
1298 (graphite_create_new_guard): Same.
1299 (graphite_create_new_loop): Same.
1300 (build_iv_mapping): Same.
1301 (translate_clast): Same.
1303 (loop_iv_stack_patch_for_consts): Removed. *
1304 sese.c (iv_stack_entry_is_constant): Removed.
1305 (iv_stack_entry_is_iv): Removed.
1306 (loop_iv_stack_push_iv): Removed.
1307 (loop_iv_stack_insert_constant): Removed.
1308 (loop_iv_stack_pop): Removed.
1309 (loop_iv_stack_get_iv): Removed.
1310 (loop_iv_stack_get_iv_from_name): Removed.
1311 (debug_loop_iv_stack): Removed.
1312 (free_loop_iv_stack): Removed.
1313 (loop_iv_stack_remove_constants): Removed. *
1314 sese.h (iv_stack_entry_kind): Removed.
1315 (iv_stack_entry_data_union): Removed.
1316 (iv_stack_entry_struct): Removed.
1317 (iv_stack_entry_p): Removed.
1318 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1319 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1320 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1321 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1322 (gbb_loop_at_index): Fix indenting.
1323 (gbb_loop_index): Removed.
1325 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1327 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1328 Call clast_name_to_index.
1330 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1332 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1333 do not pass params. Get params from SESE_PARAMS.
1334 (clast_to_gcc_expression): Same.
1335 (clast_to_gcc_expression_red): Same.
1336 (gcc_type_for_clast_eq): Same.
1337 (graphite_translate_clast_equation): Same.
1338 (graphite_create_new_loop): Same.
1339 * sese.c (rename_variables_in_stmt): Fix comment.
1341 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1343 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1345 Call save_clast_name_index.
1346 (translate_clast): Pass newivs_index.
1347 (gloog): Create and free newivs_index.
1349 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1351 * graphite-clast-to-gimple.c (clast_name_index): New structure.
1352 (clast_name_index_p): New type.
1353 (debug_clast_name_index): New.
1354 (debug_clast_name_indexes_1): New.
1355 (debug_clast_name_indexes): New.
1356 (clast_name_index_elt_info): New.
1357 (eq_clast_name_indexes): New.
1358 (clast_name_to_index): New.
1359 (new_clast_name_index): New.
1360 (save_clast_name_index): New.
1361 (init_sese_params_index): New.
1362 (gloog): Call init_sese_params_index.
1363 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1364 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1365 (free_sese): Free SESE_PARAMS_INDEX.
1366 * sese.h (struct sese): Add params_index.
1367 (SESE_PARAMS_INDEX): New.
1369 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1371 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1372 (graphite_create_new_loop): Pass the newivs vector. Push the
1373 newly created IV to newivs.
1374 (translate_clast): Pass the newivs vector.
1375 (gloog): Create and destroy the newivs vector.
1377 2009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1379 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1380 (graphite_loop_normal_form): Initialize loop->aux with the unique
1381 IV that has been created.
1383 2009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
1385 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1386 scev with parameters in the base part. They where forbidden
1389 2009-05-11 Li Feng <nemokingdom@gmail.com>
1391 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1392 compile options by file names.
1393 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1394 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1395 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1396 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1398 2009-05-08 Li Feng <nemokingdom@gmail.com>
1400 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1401 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1402 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1403 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1405 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1407 * graphite-scop-detection (build_scops_1): Fix little bug introduced
1410 2009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1412 * graphite-scop-detection.c (graphite_can_represent_scev): Only
1413 allow integer constant strides.
1414 (graphite_can_represent_expr): Depend on outermost_loop.
1415 (stmt_simple_memref_p, graphite_cannot_represent_loop,
1416 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1417 build_scops_1): Same.
1418 (scopdet_basic_block_info): Same and insert layered SCoP
1420 (try_generate_gimple_bb): Cleanup.
1421 (build_scops): Enable data references.
1423 * testsuite/gcc.dg/graphite/id-5.c: New.
1424 * testsuite/gcc.dg/graphite/id-9.c: New.
1425 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1426 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1428 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1430 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1431 that we have not yet built for this SCoP.
1433 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1435 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1436 for complex numbers.
1438 2009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1440 * graphite-ppl.c: Fix build if cloog is not available.
1442 2009-05-04 Li Feng <nemokingdom@gmail.com>
1444 * tree-parloops.c (loop_parallel_p): Remove construction of
1445 NITER and REDUCTION_LIST.
1446 (try_get_loop_niter): New.
1447 (try_create_reduction_list): New.
1448 (parallelize_loops): Bypass the failed checkings in autopar
1449 when can_be_parallel in loop structure is set to true.
1451 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1453 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
1454 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
1456 2009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1458 * graphite-scop-detection.c (stmt_simple_for_scop_p):
1459 Enable EQ_EXPR and NE_EXPR again.
1461 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1463 * graphite-scop-detection.c (graphite_can_represent_scev):
1464 Add check if scev is affine multivariate.
1465 (harmful_stmt_in_bb): Check if we can represent the conditions.
1466 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
1468 * testsuite/gcc.dg/graphite/id-7.c: New.
1470 2009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1472 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
1473 Check all bbs in region, not only the bbs that are represented in
1475 (build_poly_scop): Add newline.
1476 * testsuite/gcc.dg/graphite/id-8.c: New.
1478 2009-04-30 Li Feng <nemokingdom@gmail.com>
1480 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
1481 when loop initialize.
1482 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
1483 * common.opt: Declare flag_graphite_force_parallel.
1484 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
1486 * graphite-poly.c (apply_poly_transforms): Introduce
1487 flag_graphite_force_parallel.
1488 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
1489 * toplev.c (process_options): ditto and replace a not correctly
1492 2009-04-30 Li Feng <nemokingdom@gmail.com>
1494 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
1495 Change the call of gbb_loop_at_index and/or gbb_loop_index due
1496 to the redefinition.
1497 (compute_cloog_iv_types_1): ditto.
1498 (build_iv_mapping): ditto.
1499 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
1501 (free_gimple_bb): Removed GBB_LOOPS related free part.
1502 (build_bb_loops): Removed.
1503 * sese.h (struct gimple_bb): Removed loops.
1504 (GBB_LOOPS): Removed.
1505 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
1506 (gbb_loop_index): ditto.
1508 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1510 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
1511 allow non constant strides.
1512 * testsuite/gcc.dg/graphite/scop-20.c: New.
1514 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-scop-detection.c (dot_all_scops): Fix system call
1517 return value warning.
1520 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1522 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
1523 * testsuite/gcc.dg/graphite/scop-3.c: Same.
1525 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1527 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
1528 build_pairwise_constraint, dr_equality_constraints,
1529 build_pairwise_scheduling_equality,
1530 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1531 build_lexicographically_gt_constraint, dependence_polyhedron,
1532 graphite_legal_transform_dr, graphite_legal_transform_bb,
1533 graphite_legal_transform): New.
1534 * graphite-poly.h (graphite_legal_transform): Declared.
1535 * graphite-sese-to-poly.c (build_poly_scop): Call to
1536 graphite_legal_transform is disabled for the moment.
1538 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1540 * graphite-poly.h (pbb_nb_scattering_dims): New.
1541 (pbb_nb_scattering): Use it.
1543 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1545 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
1546 Pointset_Powerset version of ppl_insert_dimensions.
1547 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
1549 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1551 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
1553 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1555 * graphite-poly.h: Fix comment.
1557 2009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1559 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
1561 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1563 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
1566 2009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1568 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
1569 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
1572 2009-04-20 Sebastian Pop <sebastian.pop@amd.com>
1574 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
1575 handle EQ_EXPR and NE_EXPR.
1577 2009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
1579 * graphite-poly.h (poly_dr): Fix comment.
1581 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1582 Tobias Grosser <grosser@fim.uni-passau.de>
1584 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
1585 with a zero dimension polyhedron.
1586 (find_scop_parameters): Move the call to scop_set_nb_params here.
1587 (build_loop_iteration_domains): Store in loop->aux the iteration
1589 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
1590 by any loop in scop.
1591 (build_poly_scop): Do not call scop_set_nb_params.
1593 2009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1594 Tobias Grosser <grosser@fim.uni-passau.de>
1596 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
1597 add_condition_to_domain not GT_EXPR.
1599 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1601 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
1602 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
1603 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
1604 upper_bound_assign to calculate unions.
1605 * testsuite/gcc.dg/graphite/id-6.c: New.
1607 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1609 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
1610 handle abnormal edges.
1612 2009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1614 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
1615 (free_poly_bb): Also free poly_drs.
1616 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
1617 (poly_dr): Polyhedron to Pointset_Powerset.
1618 (pdr_accessp_nb_subscripts): Same.
1619 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
1622 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1624 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
1625 names into more meaningful names.
1627 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1629 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
1630 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
1632 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1634 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
1636 * tree-parloops.c (rewrite_phi_with_iv): New.
1637 (rewrite_all_phi_nodes_with_iv): New.
1638 (canonicalize_loop_ivs): Call them.
1640 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1642 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
1643 graphite_find_data_references_in_stmt.
1644 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1645 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1647 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1649 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
1651 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1653 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
1654 instead of bb_in_region.
1655 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
1656 (build_sese_conditions): Use flag_bb_in_sese.
1657 * sese.c (register_bb_in_sese): Removed.
1658 (new_sese): Remove initialization of SESE_REGION_BBS.
1659 (free_sese): Do not free SESE_REGION_BBS.
1660 * sese.h (struct sese): Remove field region_basic_blocks.
1661 (SESE_REGION_BBS): Removed.
1662 (bb_in_sese_p): Implement in function of bb_in_region.
1664 2009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1666 * graphite-scop-detection.c (limit_scops): Deal only with single exit
1669 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1671 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
1673 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
1674 (add_condition_to_domain): New.
1675 (add_condition_to_pbb): New.
1676 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
1677 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
1679 2009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1681 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
1682 ppl_Pointset_Powerset.
1683 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
1684 * graphite-poly.h (poly_bb): poly_bb.domain Same.
1685 (pbb_nb_loops): Same.
1686 * graphite-sese-to-poly.c (build_loop_iteration_domains,
1687 add_conditions_to_domain): Same.
1688 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
1689 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
1690 ppl_const_Polyhedron_t.
1691 (ppl_print_powerset_matrix): New.
1692 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
1693 ppl_print_powerset_matrix): New.
1694 (ppl_print_polyhedron_matrix): Updated.
1696 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1698 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
1700 2009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1702 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
1703 (print_iteration_domains, debug_iteration_domain,
1704 debug_iteration_domains): New.
1705 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
1706 debug_iteration_domains): Declared.
1707 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
1710 2009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
1711 Sebastian Pop <sebastian.pop@amd.com>
1713 * graphite-poly.h (print_iteration_domain): New.
1714 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
1715 (build_sese_conditions_1, build_sese_conditions_after,
1716 build_sese_conditions_before): New.
1717 (build_sese_conditions): Rewritten.
1719 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1720 Tobias Grosser <grosser@fim.uni-passau.de>
1722 Cleanup of code generation liveouts.
1723 * graphite-clast-to-gimple.c (translate_clast): Use a single
1724 rename_map instead of one per translated statement.
1725 Do not use SESE_LIVEOUT_RENAMES.
1726 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
1727 (gloog): Do not use SESE_LIVEOUT_RENAMES.
1728 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
1729 phi node of a reduction: when a loop contains a reduction used outside
1730 the loop, there should be a scalar close phi node on the exit block.
1731 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
1732 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
1733 (free_sese): Do not free them.
1734 (sese_build_liveouts_use): Do not use them.
1735 (sese_build_liveouts_bb): Same.
1736 (sese_build_liveouts): Same.
1737 (sese_insert_phis_for_liveouts): Same.
1738 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
1739 (defined_in_loop_p): New.
1740 (alive_after_loop): New.
1741 (close_phi_not_yet_inserted_p): New.
1742 (struct alep, alep_p): New.
1743 (add_loop_exit_phis): Remove from the rename_map all the names defined
1744 in the code generated loop.
1745 (insert_loop_close_phis): Traverse the rename_map passed to it.
1746 Don't use SESE_LIVEOUT_RENAMES.
1747 (default_liveout_before_guard): Renamed default_before_guard.
1748 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
1749 (graphite_copy_stmts_from_block): Do not directly call set_rename.
1750 (register_sese_liveout_renames): Removed.
1751 (copy_bb_and_scalar_dependences): Do not call it.
1752 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
1754 (SESE_LIVEOUT): Removed.
1755 (SESE_LIVEOUT_RENAMES): Removed.
1756 (SESE_REDUCTION_LIST): Removed.
1757 (sese_build_liveouts): Removed.
1758 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
1759 (insert_loop_close_phis): Pass a htab_t instead of a sese.
1760 (insert_guard_phis): Same.
1761 (rename_map_elt): Declare a VEC of them.
1762 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1763 trees not pointers to trees.
1765 Rewrite in canonical close SSA form:
1766 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
1767 (limit_scops): Close the scop after the block containing the close phi
1769 (canonicalize_loop_closed_ssa): New.
1770 (canonicalize_loop_closed_ssa_form): New.
1771 (build_scops): Call canonicalize_loop_closed_ssa_form.
1773 * graphite-sese-to-poly.c: Fix typos.
1775 2009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1777 * graphite-poly.c (print_scattering_function, print_pbb_domain):
1779 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
1780 (print_pbb): Add conditions.
1782 2009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
1783 Sebastian Pop <sebastian.pop@amd.com>
1785 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
1786 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
1787 (build_scop_bbs_1): New.
1788 (build_scop_bbs): Rewrite.
1789 * sese.h (bb_in_region): New.
1791 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1793 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1795 (print_scop): Style.
1796 * graphite-poly.h (poly_bb): Add drs vector.
1797 (PBB_DRS): Add accessor.
1798 * graphite-sese-to-poly.c (build_poly_dr): New.
1799 (build_pbb_drs, build_scop_drs): New.
1800 (build_poly_scop): call build_scop_drs (Disabled at the moment).
1802 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1804 * tree-ssa-loop.c: Include forgotten toplev.h
1806 2009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1808 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
1809 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
1810 * testsuite/gcc.dg/graphite/pr37928.c: Same
1811 * testsuite/gcc.dg/graphite/pr38409.c: Same
1812 * testsuite/gcc.dg/graphite/pr38498.c: Same
1813 * testsuite/gcc.dg/graphite/pr38559.c: Same
1814 * testsuite/gcc.dg/graphite/pr39335.c: Same
1815 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
1816 * testsuite/gfortran.dg/graphite/block-2.f: Same
1817 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
1820 2009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
1822 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
1823 build_access_matrix, build_scop_data_accesses): Remove access function
1824 building. (We get a new version soon).
1825 (build_bb_loops, scan_tree_for_params_right_scev): Update.
1826 * sese.h (nb_loops_around_loop_in_sese): Remove.
1827 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
1829 2009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
1830 Sebastian Pop <sebastian.pop@amd.com>
1832 * graphite-scop-detection.c (struct scopdet_info): Rename last
1834 (scopdet_basic_block_info, build_scops_1): Don't use
1835 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
1837 2009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
1838 Sebastian Pop <sebastian.pop@amd.com>
1840 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
1841 * sese.c (sese_build_liveouts_use): Renamed from
1842 sese_build_livein_liveouts_use. Remove liveins.
1843 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
1844 Call sese_build_liveouts_use.
1845 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
1846 Call sese_build_liveouts_bb.
1847 (new_sese, free_sese): Remove liveins.
1848 (sese_add_exit_phis_var): Deleted.
1849 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
1851 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
1853 * sese.h (sese): Remove num_ver and livein.
1854 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
1856 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1858 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
1860 2009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1862 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
1863 (build_scop_scattering): Do not use compare_prefix_loops any more.
1864 (nb_common_loops): New.
1866 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1868 * sese.c (get_new_name_from_old_name): Renamed get_rename.
1869 (register_old_and_new_names): Renamed set_rename.
1871 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1873 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
1874 of the decl from the previous commit.
1876 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1878 * graphite-scop-detection.c (dot_scop): New.
1879 * graphite-scop-detection.h (dot_scop): Declared.
1881 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1883 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
1885 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1887 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
1888 condition at the end of the loop.
1889 * graphite.c (graphite_initialize, graphite_finalize): Print to
1890 dump_file the compiled function.
1891 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
1892 of create_empty_loop_on_edge.
1893 (translate_clast): Update the code generation of loops for the new
1895 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
1897 2009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1899 Reverted the patch from 2009-03-19.
1901 2009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
1903 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1905 (print_scop): Style.
1906 * graphite-poly.h (poly_bb): Add drs vector.
1907 (PBB_DRS): Add accessor.
1908 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
1909 (build_access_matrix_with_af, build_access_matrix,
1910 build_scop_data_accesses): Delete.
1911 (build_poly_dr): New.
1912 (build_pbb_drs, build_scop_drs): New.
1913 (build_poly_scop): call build_scop_drs.
1915 2009-03-13 Sebastian Pop <sebastian.pop@amd.com>
1917 * graphite-scop-detection.c (dot_all_scops_1): Close the table
1918 once per basic block.
1920 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1922 * graphite-scop-detection.c (graphite_can_represent_scev): New.
1923 (graphite_can_represent_expr): Renamed from loop_affine_expr
1925 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
1926 (graphite_cannot_represent_loop): Add scop_entry to parameters.
1927 (scopdet_basic_block_info): Actually define entry_block.
1928 (stmt_simple_memref_p): Moved here from ...
1930 * tree-data-ref.c (stmt_simple_memref_p): here.
1931 * tree-data-ref.h (stmt_simple_memref_p): Removed.
1933 2009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1935 * testsuite/gcc.dg/graphite/id-4.c: New.
1937 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1939 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1940 (register_old_and_new_names): Update the content of the map.
1941 When there was already a rename_map_elt in the map at that
1943 (copy_bb_and_scalar_dependences): Do rename_variables after
1944 expand_scalar_variables.
1945 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1946 of the map. When there was already a rename_map_elt in the
1947 map at that location, free it.
1948 (translate_clast): Pass the rename_map. Do not initialize and free
1949 a rename_map per stmt_user.
1950 (gloog): Initialize and free one rename_map and pass it to
1953 2009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1955 * sese.c (expand_scalar_variables_stmt,
1956 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
1958 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
1959 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
1960 the gimple_stmt_iterator of the statement to be expanded.
1961 * graphite-scop-detection.c (is_simple_operand): Do handle
1964 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1966 * graphite-scop-detection.c (is_simple_operand): Do not handle
1968 * testsuite/gcc.dg/graphite/id-2.c: New.
1970 * graphite-sese-to-poly.c (build_bb_loops,
1971 add_value_to_dim, scan_tree_for_params_right_scev,
1972 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
1973 find_params_in_bb, build_loop_iteration_domains,
1974 add_conditions_to_domain): Remove subtract.
1976 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1978 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
1979 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
1980 pbb_loop_at_index -> gbb_loop_at_index.
1981 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
1982 (debug_loop_vec): Delete.
1983 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
1984 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
1985 (PBB_LOOPS): Removed.
1986 (PBB_BLACK_BOX): Insert cast.
1987 (pbb_set_black_box): New setter.
1988 (pbb_loop_at_index, pbb_loop_index): Removed.
1989 (scop_set_region, scop_set_nb_params): New.
1990 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
1991 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
1992 (build_poly_scop): Use scop_set_nb_params.
1993 * sese.h (gimple_bb): Add LOOPS.
1994 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
1996 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1998 Revert previous commit.
2000 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2002 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2003 (register_old_and_new_names): Update the content of the map.
2004 When there was already a rename_map_elt in the map at that
2006 (copy_bb_and_scalar_dependences): Do rename_variables after
2007 expand_scalar_variables.
2008 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2009 of the map. When there was already a rename_map_elt in the
2010 map at that location, free it.
2011 (translate_clast): Pass the rename_map. Do not initialize and free
2012 a rename_map per stmt_user.
2013 (gloog): Initialize and free one rename_map and pass it to
2016 2009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2018 Remove forgotten line in revert.
2020 2009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2022 Revert previous commit.
2024 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2026 * sese.c (register_old_and_new_names): Update the content
2027 of the map. When there was already a rename_map_elt in the
2028 map at that location, free it.
2029 (copy_bb_and_scalar_dependences): Do rename_variables after
2030 expand_scalar_variables.
2031 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2032 of the map. When there was already a rename_map_elt in the
2033 map at that location, free it.
2034 (translate_clast): Pass the rename_map. Do not initialize and free
2035 a rename_map per stmt_user.
2036 (gloog): Initialize and free one rename_map and pass it to
2039 2009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2041 * graphite-clast-to-gimple.c (translate_clast): context_loop
2044 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2045 Sebastian Pop <sebastian.pop@amd.com>
2047 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2048 of the use of ppl_Polyhedron_map_space_dimensions.
2050 2009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2051 Sebastian Pop <sebastian.pop@amd.com>
2053 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2054 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2055 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2056 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2057 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2058 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2059 pbb_nb_params): New.
2060 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2061 nb_loops_around_pbb): Adapt return types.
2063 2009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2065 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2066 graphite-clast-to-gimple.o, graphite-data-ref.o,
2067 graphite-scop-detection.o, graphite-poly.o): Add
2070 2009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2072 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2073 graphite-clast-to-gimple.o, graphite-data-ref.o,
2074 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2076 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2078 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2079 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2080 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2081 * testsuite/gcc.dg/graphite/block-0.c: Same.
2082 * testsuite/gcc.dg/graphite/block-1.c: Same.
2083 * testsuite/gcc.dg/graphite/block-2.c: Same.
2084 * testsuite/gcc.dg/graphite/block-3.c: Same.
2085 * testsuite/gcc.dg/graphite/block-4.c: Same.
2086 * testsuite/gcc.dg/graphite/block-5.c: Same.
2087 * testsuite/gcc.dg/graphite/block-6.c: Same.
2088 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2089 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2090 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2091 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2092 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2093 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2094 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2095 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2096 * opts.c: Remove -floop-block from -O2.
2097 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2098 -floop-strip-mine are used.
2100 2009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2101 Sebastian Pop <sebastian.pop@amd.com>
2103 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2105 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2106 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2107 strip_mine_profitable_p, is_interchange_valid,
2108 graphite_trans_bb_block, graphite_trans_loop_block,
2109 graphite_trans_scop_block): Temporary removed.
2110 (extend_scattering, unify_scattering_dimensions): New.
2111 (print_scattering_function, graphite_read_transforms):
2112 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2113 (graphite_generate_scattering_fns): Removed.
2114 (apply_poly_transforms): Cleanup.
2115 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2116 (schedule_to_scattering): Moved.
2117 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2118 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2119 (pbb_nb_scattering): New.
2120 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2121 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2123 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2125 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2126 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2127 -> PBB_TRANSFORMED_SCATTERING.
2128 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2129 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2130 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2131 (check_poly_representation): Do not return bool.
2132 (graphite_transform_loops): Reformat.
2133 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2135 2009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2137 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2138 debug_pbb_domain, debug_pbb, debug_scop): New.
2139 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2140 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2142 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2145 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2146 when the type precision of the induction variable should be
2147 larger than the type precision of nit.
2148 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2149 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2150 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2152 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2153 * testsuite/gcc.dg/graphite/pr39335.c: New.
2155 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2157 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2158 SSA_NAMES not struct reduction_info.
2160 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2162 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2164 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2165 Tobias Grosser <grosser@fim.uni-passau.de>
2167 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2168 (free_sese): Free SESE_REDUCTION_LIST.
2169 * sese.h (struct sese): Add field reduction_list.
2170 (SESE_REDUCTION_LIST): New.
2171 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2172 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2174 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2175 Tobias Grosser <grosser@fim.uni-passau.de>
2177 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2180 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2181 Tobias Grosser <grosser@fim.uni-passau.de>
2183 * tree-parloops.c (struct brli, build_reduction_list_info,
2184 analyze_reduction_list, gather_scalar_reductions): New.
2185 (loop_parallel_p): Build a reduction list containing only
2186 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2187 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2188 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2189 * tree-flow.h (gather_scalar_reductions): Declared.
2191 2009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2194 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2195 number_of_iterations_exit from a gcc_assert.
2197 2009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2198 Jan Sjodin <jan.sjodin@amd.com>
2200 * output.h (graphite_out_file, graphite_in_file): Declared.
2201 * toplev.c (graphite_out_file, graphite_in_file): New.
2202 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2203 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2204 Don't call schedule_to_scattering.
2205 * common.opt (fgraphite-write, fgraphite-read): New.
2206 * graphite-poly.c: Include output.h.
2207 (print_scattering_function, print_scattering_functions,
2208 debug_scattering_function, debug_scattering_functions,
2209 graphite_write_transforms, graphite_read_transforms,
2210 graphite_generate_scattering_fns): New.
2211 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2212 Call graphite_generate_scattering_fns, graphite_write_transforms,
2213 graphite_read_transforms.
2214 (new_poly_bb): Initialize PBB_SCATTERING.
2215 (free_poly_bb): Free PBB_SCATTERING.
2216 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2217 * graphite-poly.h (struct poly_bb): Add field scattering.
2218 (PBB_SCATTERING): New.
2219 (print_scattering_function, print_scattering_functions,
2220 debug_scattering_function, debug_scattering_functions): Declared.
2221 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2222 GMP values, not integers!
2223 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2224 ppl_read_polyhedron_matrix): New.
2225 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2226 debug_ppl_polyhedron_matrix,
2227 ppl_read_polyhedron_matrix): Declared.
2228 * Makefile.in (graphite-poly.o): Depends on output.h.
2230 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2231 Tobias Grosser <grosser@fim.uni-passau.de>
2234 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2235 scalar evolutions in the scop_entry->loop_father.
2237 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2238 Tobias Grosser <grosser@fim.uni-passau.de>
2240 * graphite.h (ref_nb_loops): Remove declaration.
2241 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2242 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2243 debug_gbb): Moved to sese.h.
2246 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2247 Tobias Grosser <grosser@fim.uni-passau.de>
2249 * graphite-data-ref.[ch]: Disable.
2251 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2252 Tobias Grosser <grosser@fim.uni-passau.de>
2254 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2255 scalar evolutions in the scop_entry->loop_father.
2257 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2259 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2260 (graphite_cannot_represent_loop_niter): Renamed
2261 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2262 (limit_scops): build_sese_loop_nests does not return a bool.
2263 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2264 * sese.c (nb_reductions_in_loop): ... from here.
2265 (graphite_loop_normal_form): ... from here.
2266 (sese_record_loop): Does not fail, so does not return a bool.
2267 (build_sese_loop_nests): Same.
2268 * sese.h (build_sese_loop_nests): Update declaration.
2269 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2270 (build_graphite_loop_normal_form): New.
2271 (gloog): Call build_graphite_loop_normal_form.
2272 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2273 build_sese_loop_nests.
2275 * testsuite/gcc.dg/graphite/id-1.c: New.
2277 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2278 Tobias Grosser <grosser@fim.uni-passau.de>
2280 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2281 The SCoP detection fix is sufficient.
2283 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2285 PR tree-optimization/39260
2286 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2287 the basic block contains a condition with a real type.
2288 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2290 * gcc.dg/graphite/pr39260.c: New.
2292 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2294 * graphite-poly.c: Inlcude params.h.
2295 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2297 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2298 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2300 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2301 Tobias Grosser <grosser@fim.uni-passau.de>
2303 * graphite-scop-detection.c (dot_all_scops_1,
2304 dot_all_scops): Moved here.
2305 * graphite-scop-detection.h (dot_all_scops): Declared here.
2306 * graphite.c (graphite_initialize, graphite_finalize): New.
2307 (graphite_transform_loops): Cleaned up.
2308 * sese.c (debug_oldivs): Moved here.
2309 * graphite-poly.c (graphite_apply_transformations): Renamed
2310 apply_poly_transforms.
2311 (debug_loop_vec): Moved here.
2312 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2313 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2314 find_scop_parameters, build_scop_iteration_domain,
2315 add_conditions_to_constraints, build_scop_canonical_schedules,
2316 build_scop_data_accesses): Now static.
2317 (build_poly_scop, check_poly_representation): New.
2319 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2321 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2322 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2323 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2324 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2325 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2326 scan_tree_for_params, struct irp_data, dx_record_params,
2327 find_params_in_bb, find_scop_parameters, gbb_from_bb,
2328 build_loop_iteration_domains, add_conditions_to_domain,
2329 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2330 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2331 build_sese_conditions, add_conditions_to_constraints,
2332 build_scop_iteration_domain, build_access_matrix_with_af,
2333 build_access_matrix,
2334 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2336 * graphite-sese-to-poly.c: New.
2337 * graphite-sese-to-poly.h: New.
2339 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2341 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2343 * graphite.c: Split graphite code generation to a new file.
2344 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2345 max_precision_type, clast_to_gcc_expression_red,
2346 clast_to_gcc_expression, gcc_type_for_clast_expr,
2347 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2348 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2349 graphite_create_new_guard, clast_get_body_of_loop,
2350 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2351 graphite_create_new_loop, build_iv_mapping, copy_renames,
2352 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2353 compute_cloog_iv_types, free_scattering, save_var_name,
2354 initialize_cloog_names, build_scop_context, build_cloog_prog,
2355 set_cloog_options, debug_clast_stmt, scop_to_clast,
2356 print_generated_program, debug_generated_program,
2357 gloog): Moved to graphite-clast-to-gimple.c.
2359 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2361 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2362 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2363 loop_iv_stack_pop, loop_iv_stack_get_iv,
2364 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2365 free_loop_iv_stack, loop_iv_stack_remove_constants,
2366 debug_rename_elt, debug_rename_map_1, debug_rename_map,
2367 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2368 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2369 eq_ivtype_map_elts, sese_add_exit_phis_edge,
2370 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2371 get_vdef_before_sese, sese_adjust_vphi,
2372 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2373 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2374 is_iv, expand_scalar_variables_ssa_name,
2375 expand_scalar_variables_expr, expand_scalar_variables_stmt,
2376 expand_scalar_variables, rename_variables, remove_condition,
2377 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2378 add_loop_exit_phis, insert_loop_close_phis, struct igp,
2379 default_liveout_before_guard, add_guard_exit_phis,
2380 insert_guard_phis, register_old_and_new_names,
2381 graphite_copy_stmts_from_block, register_sese_liveout_renames,
2382 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2383 if_region_set_false_region, create_if_region_on_edge,
2384 move_sese_in_condition): Moved to sese.c.
2386 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2387 if_region_exit, if_region_get_condition_block,
2388 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2389 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2390 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2391 ivtype_map_elt, new_ivtype_map_elt,
2392 recompute_all_dominators): Moved to sese.h.
2394 * graphite-clast-to-gimple.c: New.
2395 * graphite-clast-to-gimple.h: New.
2396 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2397 * sese.c: Modified as said above.
2400 2009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2402 * graphite.c: Split scop detection to a new file.
2403 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2404 move_sd_regions, loop_affine_expr, exclude_component_ref,
2405 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2406 graphite_cannot_represent_loop_niter, struct scopdet_info,
2407 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2408 find_single_entry_edge, find_single_exit_edge,
2409 create_single_entry_edge, sd_region_without_exit,
2410 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2411 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2412 Moved to graphite-scop-detection.c.
2414 * graphite-scop-detection.c: New.
2415 * graphite-scop-detection.h: New.
2416 * Makefile.in: Add new rule for graphite-scop-detection.o.
2418 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2419 tree-scalar-evolution.h.
2420 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2421 build_sese_loop_nests): Moved here from graphite.c.
2422 (param_index): Renamed parameter_index_in_region.
2424 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2425 Sebastian Pop <sebastian.pop@amd.com>
2427 * gcc.dg/graphite/block-0.c: Expected to fail now.
2428 * gcc.dg/graphite/block-1.c: Same.
2429 * gcc.dg/graphite/block-5.c: Same.
2430 * gcc.dg/graphite/block-6.c: Same.
2432 2009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2433 Sebastian Pop <sebastian.pop@amd.com>
2435 * graphite.h: Separate from graphite_bb_p the polyhedral
2436 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2437 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2438 graphite-data-ref.h.
2439 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2440 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2441 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2442 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2443 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2444 scop_nb_params): Moved to graphite-poly.h.
2445 * graphite-data-ref.c: Same.
2446 * graphite-data-ref.h: New.
2448 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2449 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2450 is_interchange_valid, graphite_trans_bb_block,
2451 graphite_trans_loop_block, scop_max_loop_depth,
2452 graphite_trans_scop_block, graphite_apply_transformations,
2453 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
2455 * graphite-poly.h: New.
2456 * graphite-poly.c: New.
2457 * Makefile.in (OBJS-common): Add graphite-poly.o.
2458 (graphite-poly.o): New rule.
2459 * tree-data-ref.h (struct data_reference): Remove unused scop field.
2462 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2463 Tobias Grosser <grosser@fim.uni-passau.de>
2465 * graphite.c: Replace gb -> gbb.
2467 * graphite-data-ref.c: Same.
2469 2009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2470 Tobias Grosser <grosser@fim.uni-passau.de>
2472 * Makefile.in (OBJS-commmon): Add sese.o.
2474 (graphite.o): Add sese.h.
2475 * graphite.c (bb_in_ss_p, loop_in_sese_p,
2476 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
2477 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
2479 (block_before_scop): Add missing return.
2480 (new_scop, free_scop): Remove SESE data structures.
2481 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
2482 find_scop_parameters, build_loop_iteration_domains,
2483 add_conditions_to_domain, register_scop_liveout_renames,
2484 copy_bb_and_scalar_dependences): Scop -> SESE.
2486 (add_conditions_to_domain): SCoP -> SESE and remove check
2487 (scop_contains_non_iv_scalar_phi_nodes): New.
2488 (build_scop_conditions_1, build_scop_conditions): Remove check for
2489 non iv scalar phi nodes.
2490 (print_scop_statistics): New.
2491 (graphite_transform_loops): Cleanup.
2493 * graphite.h: Move to sese & cleanup.
2497 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2498 Tobias Grosser <grosser@fim.uni-passau.de>
2500 * graphite.c (build_scop_conditions_1): Conditions are only
2501 at the end of a basic block.
2503 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2504 Tobias Grosser <grosser@fim.uni-passau>
2506 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
2508 (GBB_ALPHA): Removed.
2510 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2511 Tobias Grosser <grosser@fim.uni-passau.de>
2513 * graphite-data-ref.c (graphite_test_dependence): Don't use
2514 GBB_DYNAMIC_SCHEDULE.
2515 * graphite.c (new_graphite_bb): Same.
2516 (free_graphite_bb): Same.
2517 (build_scop_dynamic_schedules): Removed.
2518 (graphite_transform_loops): Don't call it.
2519 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
2520 (GBB_DYNAMIC_SCHEDULE): Removed.
2522 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2523 Tobias Grosser <grosser@fim.uni-passau.de>
2525 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
2526 (print_graphite_bb): Same.
2527 (build_cloog_prog): Same.
2529 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2530 Tobias Grosser <grosser@fim.uni-passau.de>
2532 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
2534 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2535 Tobias Grosser <grosser@fim.uni-passau.de>
2537 * graphite.c (build_scop_context): Don't use CloogMatrix.
2538 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
2539 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2541 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2542 Tobias Grosser <grosser@fim.uni-passau.de>
2544 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
2545 liveout_renames, add_params fields...
2546 (struct sese): ... here.
2547 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
2548 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2550 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2551 Tobias Grosser <grosser@fim.uni-passau.de>
2553 * graphite.c (print_scop): Do not print the CLooG program.
2554 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
2555 build_cloog_prog, gloog): Don't use SCOP_PROG.
2556 (find_transform): Renamed scop_to_clast.
2557 (print_generated_program, debug_generated_program): New.
2558 (graphite_transform_loops): Adapt to new interface.
2559 * graphite.h (struct scop): Remove program field.
2560 (SCOP_PROG): Removed.
2561 (print_generated_program, debug_generated_program): Declared.
2563 2009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2565 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
2566 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
2567 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
2568 free_graphite_bb, build_scop_canonical_schedules,
2569 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
2570 schedules are now represented using a ppl_Linear_Expression_t.
2571 * graphite.h (struct graphite_bb): Same.
2572 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
2573 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2575 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2577 * graphite.c: Free local memory.
2578 * graphite-ppl.c: Same.
2580 2009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2582 * graphite.c (const_column_index, get_first_matching_sign_row_index,
2583 get_lower_bound_row, get_upper_bound_row, copy_constraint,
2584 swap_constraint_variables, scale_constraint_variable): Removed.
2585 (graphite_trans_bb_strip_mine): Remove pong.
2586 * graphite-ppl.c: Include missing header files.
2587 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
2588 * graphite-ppl.h (ppl_strip_loop): Declared.
2589 * Makefile.in (graphite-ppl.o): Adjust dependences.
2591 2009-02-14 Sebastian Pop <sebastian.pop@amd.com>
2593 * graphite.c (build_loop_iteration_domains): Remove ping pong.
2594 (build_scop_iteration_domain): Same.
2596 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2598 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2600 (add_value_to_dim, scan_tree_for_params_right_scev,
2601 scan_tree_for_params_int): New.
2602 * graphite-ppl.c (oppose_constraint): New.
2603 (insert_constraint_into_matrix): Implement missing cases.
2604 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2606 2009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2608 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2609 use ppl_move_dimension.
2611 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2613 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
2616 * graphite-ppl.c: Same.
2617 * graphite-ppl.h: Same.
2619 2009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2621 Revert last 3 commits.
2623 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2625 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2627 (add_value_to_dim, scan_tree_for_params_right_scev,
2628 scan_tree_for_params_int): New.
2629 * graphite-ppl.c (oppose_constraint): New.
2630 (insert_constraint_into_matrix): Implement missing cases.
2631 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2633 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2635 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2637 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2638 Tobias Grosser <grosser@fim.uni-passau.de>
2640 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2641 use ppl_move_dimension.
2642 * graphite-ppl.c (ppl_move_dimension): New.
2643 * graphite-ppl.h (ppl_move_dimension): Declared.
2645 2009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2647 * graphite.c: Do not include cloog/cloog.h.
2648 (print_graphite_bb): Remove ping pong, call PPL print function.
2650 2009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
2652 * Makefile.in (OBJS-common): Add graphite-ppl.o.
2653 (graphite.o): Add dependence on graphite-ppl.h.
2654 (graphite-ppl.o): New.
2655 (graphite-data-ref.c): Ping pong between PPL data structures
2657 * graphite-ppl.c: New.
2658 * graphite-ppl.h: New.
2659 * graphite.c: Include graphite-ppl.h.
2660 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
2661 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
2662 Ping pong between PPL data structures and matrices.
2663 (new_graphite_bb): Create a PPL constraint system.
2664 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
2665 (build_loop_iteration_domains): Use PPL functions.
2666 * graphite.h: Include graphite-ppl.h. Fix comments.
2667 (graphite_bb): Use a ppl_Constraint_System_t instead of
2668 CloogMatrix for representing the domain.
2669 (scop): Remove static_schedule.
2670 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
2672 2009-02-06 Sebastian Pop <sebastian.pop@amd.com>
2674 * graphite.c: Fix some comments.
2676 2009-02-05 Sebastian Pop <sebastian.pop@amd.com>
2679 * graphite.c (if_region_set_false_region): After moving a region
2680 in the false branch of a condition, remove the empty dummy
2682 (gloog): Remove wrong fix for PR38953.
2684 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2686 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
2687 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
2688 register_bb_in_sese, new_sese, free_sese): Moved.
2689 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
2690 outermost_loop_in_scop, build_scop_iteration_domain,
2691 expand_scalar_variables_ssa_name, get_vdef_before_scop,
2692 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
2693 Use loop_in_sese_p instead of loop_in_scop_p.
2694 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
2695 (free_scop): Do not free SCOP_BBS_B.
2696 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
2697 ref_nb_loops): Moved here...
2698 * graphite.h (ref_nb_loops): ... from here.
2699 (struct scop): Remove bbs_b bitmap.
2700 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
2701 * testsuite/gcc.dg/graphite/scop-19.c: New
2703 2009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2705 * graphite.c (scopdet_basic_block_info): Fix bug in scop
2708 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2710 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
2711 eq_loop_to_cloog_loop): Remove.
2712 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
2713 * graphite.h (struct scop): Remove loop2cloog_loop.
2714 (loop_domain_dim, loop_iteration_vector_dim): Remove.
2716 2009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2718 * opts.c (decode_options): Only add graphite options to O2
2719 if we compile with graphite enabled.
2721 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2723 * Merge from mainline (r143163:143684).
2725 2009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2727 * graphite.c (debug_value): Removed.
2728 * graphite.h (debug_value): Removed.
2730 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2732 * passes.c (init_optimization_passes): Do not call pass_copy_prop
2733 after graphite: pass_copy_prop does not maintain a proper loop closed
2734 SSA form. pass_copy_prop should be fixed.
2736 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2738 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2740 2009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2742 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2743 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2744 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2747 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2749 * graphite.c (gloog): Return true when code gen succeeded.
2750 (graphite_transform_loops): Do not call cleanup_tree_cfg if
2751 the code of the function did not changed. After cleanup_tree_cfg
2752 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
2755 2009-01-19 Sebastian Pop <sebastian.pop@amd.com>
2757 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2758 gimple_call_lhs is NULL.
2760 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2761 Tobias Grosser <tobi.grosser@amd.com>
2763 * graphite.c (graphite_trans_scop_block): Do not block single
2766 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2767 Tobias Grosser <tobi.grosser@amd.com>
2769 * graphite.c (build_scop_canonical_schedules): Start schedules at
2772 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2773 Tobias Grosser <tobi.grosser@amd.com>
2775 * graphite.c (compare_prefix_loops): New.
2776 (build_scop_canonical_schedules): Rewritten.
2777 (graphite_transform_loops): Move build_scop_canonical_schedules
2778 after build_scop_iteration_domain.
2780 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2781 Tobias Grosser <tobi.grosser@amd.com>
2783 * graphite.c (add_conditions_to_domain): Add the loops to
2784 the dimension of the iteration domain. Do copy the domain
2785 only when it exists.
2786 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2787 (add_conditions_to_constraints): New.
2788 (can_generate_code_stmt, can_generate_code): Removed.
2789 (gloog): Do not call can_generate_code.
2790 (graphite_transform_loops): Call add_conditions_to_constraints
2791 after building the iteration domain.
2793 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2794 Tobias Grosser <tobi.grosser@amd.com>
2795 Jan Sjodin <jan.sjodin@amd.com>
2797 * graphite.c (scan_tree_for_params): On substractions negate
2798 all the coefficients of the term.
2799 (clast_to_gcc_expression_red): New. Handle reduction expressions
2800 of more than two operands.
2801 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2802 (get_vdef_before_scop): Handle also the case of default definitions.
2804 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2807 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2808 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2809 (gloog): Do not call cleanup_tree_cfg.
2810 (graphite_transform_loops): Call cleanup_tree_cfg after all
2811 scops have been code generated.
2813 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2815 * passes.c (init_optimization_passes): Schedule after
2816 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
2818 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2820 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
2822 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
2823 Set the type of an expression to the type of its assign statement.
2824 (expand_scalar_variables_expr): Do not pass loop_p.
2825 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2826 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2827 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2829 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2831 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
2832 an expression to the gimple_expr_type of its assign statement.
2833 (expand_scalar_variables_expr): Stop recursion on tcc_constant
2836 2009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2838 PR tree-optimization/38786
2839 * testsuite/gcc.dg/graphite/pr38786.c: New.
2840 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2841 the SSA_NAME case of expand_scalar_variables_expr.
2842 (expand_scalar_variables_expr): Also gather the scalar computation
2843 used to index the memory access.
2844 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2845 the gimple_stmt_iterator where it inserts new code.
2847 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2849 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2851 2009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2853 * opts.c (decode_options): Enable flag_graphite_identity and
2854 flag_loop_block in -O2 and above.
2856 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2858 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
2859 Fix merge problem: replace with the file from trunk.
2861 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2863 * Merge from mainline (r141727:143163).
2865 2009-01-07 Sebastian Pop <sebastian.pop@amd.com>
2866 Jan Sjodin <jan.sjodin@amd.com>
2868 PR tree-optimization/38559
2869 * testsuite/gcc.dg/graphite/pr38559.c: New.
2871 * graphite.c (debug_value, copy_constraint,
2872 swap_constraint_variables, scale_constraint_variable, ): New.
2873 (get_lower_bound, get_upper_bound): Removed.
2874 (graphite_trans_bb_strip_mine): Clean up this code that works
2875 only for constant number of iterations. Fully copy upper and
2876 lower bound constraints, not only the constant part of them.
2877 * graphite.h (debug_value): Declared.
2879 2009-01-06 Jan Sjodin <jan.sjodin@amd.com>
2881 PR tree-optimization/38492
2882 PR tree-optimization/38498
2883 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2884 * tree-chrec.h (scev_is_linear_expression): Declared.
2885 * graphite.c (graphite_cannot_represent_loop_niter): New.
2886 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2887 (graphite_loop_normal_form): Use gcc_assert.
2888 (scan_tree_for_params): Use CASE_CONVERT.
2889 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2890 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2891 Use gcc_assert. Discard scops that contain unhandled cases.
2892 (build_scop_conditions): Return a boolean status for unhandled cases.
2893 (strip_mine_profitable_p): Print the loop number, not its depth.
2894 (is_interchange_valid): Pass the depth of the loop nest, don't
2895 recompute it wrongly.
2896 (graphite_trans_bb_block): Same.
2897 (graphite_trans_bb_block): Print tentative of loop blocking.
2898 (graphite_trans_scop_block): Do not print that the loop has been
2900 (graphite_transform_loops): Do not handle scops that contain condition
2903 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
2905 * testsuite/gcc.dg/graphite/block-0.c: Update test.
2906 * testsuite/gcc.dg/graphite/block-1.c: Same.
2907 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
2909 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
2910 * testsuite/gcc.dg/graphite/block-3.c: New.
2911 * testsuite/gcc.dg/graphite/pr38498.c: New.
2913 2008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
2915 PR tree-optimization/38510
2916 * gcc.dg/graphite/pr38510.c: New.
2917 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2918 (translate_clast): Call recompute_all_dominators before
2920 (gloog): Call recompute_all_dominators before graphite_verify.
2922 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
2924 PR tree-optimization/38492
2925 * graphite.c (rename_map_elt, debug_rename_elt,
2926 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2927 rename_map_elt_info, eq_rename_map_elts,
2928 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2929 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2930 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2931 (sese_build_livein_liveouts): New.
2932 (new_sese, free_sese): New.
2933 (new_scop): Call new_sese.
2934 (free_scop): Call free_sese.
2935 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2936 (register_old_new_names): Renamed register_old_and_new_names.
2937 (register_scop_liveout_renames, add_loop_exit_phis,
2938 insert_loop_close_phis, struct igp,
2939 default_liveout_before_guard, add_guard_exit_phis,
2940 insert_guard_phis, copy_renames): New.
2941 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2942 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2943 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2944 (scop_adjust_phis_for_liveouts): New.
2945 (gloog): Call scop_adjust_phis_for_liveouts.
2947 * graphite.h (struct sese): Documented. Added fields liveout,
2949 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2950 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2951 (struct scop): Added field liveout_renames.
2952 (SCOP_LIVEOUT_RENAMES): New.
2954 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2956 PR tree-optimization/38409
2957 * gcc.dg/graphite/pr38409.c: New.
2958 * graphite.c (nb_reductions_in_loop): Use simple_iv.
2960 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2962 * graphite.c (gcc_type_for_cloog_iv): By default return
2964 (graphite_create_new_loop): Don't fold_convert the already
2965 fold_convert-ed expression.
2967 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
2969 PR tree-optimization/38446
2970 * gcc.dg/graphite/pr38446.c: New.
2971 * graphite.c (register_bb_in_sese): New.
2972 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
2973 looking at the bbs in the region.
2974 * graphite.h (sese): Add region_basic_blocks pointer set to
2975 structure and initialize at the time of defining new scop.
2977 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
2979 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
2980 (find_params_in_bb): Do not free data refs.
2981 (free_graphite_bb): Add FIXME on disabled free_data_refs.
2983 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2985 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
2986 * testsuite/gcc.dg/graphite/scop-17.c: Same.
2987 * testsuite/gcc.dg/graphite/block-5.c: New.
2988 * testsuite/gcc.dg/graphite/block-6.c: New.
2989 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
2990 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2991 * testsuite/gcc.dg/graphite/block-2.c: Same.
2993 * graphite.c (struct ivtype_map_elt): New.
2994 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
2995 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
2996 gcc_type_for_cloog_iv): New.
2997 (loop_iv_stack_patch_for_consts): Use the type of the induction
2998 variable from the original loop, except for the automatically
2999 generated loops, i.e., in the case of a strip-mined loop, in
3000 which case there is no original loop: in that case just use
3002 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3003 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3004 (clast_name_to_gcc): Accept params to be NULL.
3005 (clast_to_gcc_expression): Take an extra parameter for the type.
3006 Convert to that type all the expressions built by this function.
3007 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3008 (graphite_translate_clast_equation): Compute the type of the
3009 clast_equation before translating its LHS and RHS.
3010 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3011 (graphite_create_new_loop): Compute the type of the induction
3012 variable before translating the lower and upper bounds and before
3013 creating the induction variable.
3014 (rename_variables_from_edge, rename_phis_end_scop): New.
3015 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3016 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3017 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3018 compute_cloog_iv_types): New.
3019 (gloog): Call compute_cloog_iv_types before starting the
3020 translation of the clast.
3022 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3023 (GBB_CLOOG_IV_TYPES): New.
3024 (debug_ivtype_map): Declared.
3025 (oldiv_for_loop): New.
3027 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3030 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3031 (param_index): Assert if parameter is not know after parameter
3033 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3034 (find_scop_parameters): Mark, that we have finished parameter
3036 (graphite_transform_loops): Move condition detection before parameter
3038 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3039 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3041 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3043 * graphite.c (graphite_transform_loops): Always call find_transform ()
3044 in ENABLE_CHECKING. So we test these code paths, even if we do not
3047 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3049 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3050 (print_scop): Ditto.
3052 2008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3055 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3056 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3057 regions more than once.
3059 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3061 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3062 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3065 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3067 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3068 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3069 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3070 (max_precision_type): New.
3071 (value_clast): Removed.
3072 (clast_to_gcc_expression): Be more careful to types of expressions.
3073 Use max_precision_type and update use of gmp_cst_to_tree.
3074 (graphite_translate_clast_equation): Use max_precision_type.
3075 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3076 use the type of the condition.
3077 (graphite_create_new_loop): Do not use integer_type_node, use the
3078 max_precision_type of lb and ub.
3080 2008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3082 * graphite.c (build_scops_1): Initialize open_scop.exit
3085 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3087 * testsuite/gcc.dg/graphite/pr38084.c: New.
3088 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3089 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3090 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3091 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3092 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3094 2008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3095 Jan Sjodin <jan.sjodin@amd.com>
3096 Harsha Jagasia <harsha.jagasia@amd.com>
3108 * testsuite/gcc.dg/graphite/pr38073.c: New.
3109 * testsuite/gcc.dg/graphite/pr37928.c: New.
3110 * testsuite/gcc.dg/graphite/pr37883.c: New.
3111 * testsuite/gcc.dg/graphite/pr38125.c: New.
3112 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3113 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3114 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3116 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3117 the number of detected scops. Copy exact same test for loop
3119 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3120 loops to be blocked as reductions are not handled.
3121 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3123 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3124 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3126 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3127 * Makefile.in (graphite.o): Depend on value-prof.h.
3128 (graphite.o-warn): Removed -Wno-error.
3129 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3130 to be a NULL pointer. Call update_stmt. Return the newly created
3131 cannonical induction variable.
3133 * graphite.h (debug_rename_map): Declared. Fix some comments.
3135 * graphite.c: Reimplement the code generation from graphite to gimple.
3136 Include value-prof.h.
3137 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3138 (get_old_iv_from_ssa_name): Removed.
3139 (graphite_stmt_p): New.
3140 (new_graphite_bb): Test for useful statements before building a
3141 graphite statement for the basic block.
3142 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3143 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3145 (recompute_all_dominators, graphite_verify,
3146 nb_reductions_in_loop, graphite_loop_normal_form): New.
3147 (scop_record_loop): Call graphite_loop_normal_form.
3148 (build_scop_loop_nests): Iterate over all the blocks of the
3149 function instead of relying on the incomplete information from
3150 SCOP_BBS. Return the success of the operation.
3151 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3152 (add_bb_domains): Removed.
3153 (build_loop_iteration_domains): Don't call add_bb_domains.
3154 Add the iteration domain only to the basic blocks that have been
3155 translated to graphite.
3156 (build_scop_conditions_1): Add constraints only if the basic
3157 block have been translated to graphite.
3158 (build_scop_data_accesses): Completely disabled until data
3159 dependence is correctly implemented.
3160 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3161 (remove_all_edges_1, remove_all_edges): Removed.
3162 (get_new_name_from_old_name): New.
3163 (graphite_rename_variables_in_stmt): Renamed
3164 rename_variables_in_stmt. Call get_new_name_from_old_name.
3165 Use replace_exp and update_stmt.
3166 (is_old_iv): Renamed is_iv.
3167 (expand_scalar_variables_stmt): Extra parameter for renaming map.
3168 Use replace_exp and update_stmt.
3169 (expand_scalar_variables_expr): Same. Use the map to get the
3170 new names for the renaming of induction variables and for the
3171 renaming of variables after a basic block has been copied.
3172 (expand_scalar_variables): Same.
3173 (graphite_rename_variables): Renamed rename_variables.
3174 (move_phi_nodes): Removed.
3175 (get_false_edge_from_guard_bb): New.
3176 (build_iv_mapping): Do not insert the induction variable of a
3177 loop in the renaming iv map if the basic block does not belong
3179 (register_old_new_names, graphite_copy_stmts_from_block,
3180 copy_bb_and_scalar_dependences): New.
3181 (translate_clast): Heavily reimplemented: copy basic blocks,
3182 do not move them. Finally, in call cleanup_tree_cfg in gloog.
3183 At each translation step call graphite_verify ensuring the
3184 consistency of the SSA, loops and dominators information.
3185 (collect_virtual_phis, find_vdef_for_var_in_bb,
3186 find_vdef_for_var_1, find_vdef_for_var,
3187 patch_phis_for_virtual_defs): Removed huge hack.
3188 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3189 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3190 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3191 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3192 if_region_get_condition_block, if_region_set_false_region,
3193 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3194 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3195 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3196 rewrite_into_sese_closed_ssa): New.
3197 (gloog): Remove dead code. Early return if code cannot be
3198 generated. Call cleanup_tree_cfg once the scop has been code
3200 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3201 block loops with less than two loops.
3202 (graphite_apply_transformations): Remove the call to
3203 scop_remove_ignoreable_gbbs.
3204 (limit_scops): When build_scop_loop_nests fails, continue on
3205 the next scop. Fix open_scop.entry.
3206 (graphite_transform_loops): Call recompute_all_dominators: force the
3207 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3208 Call initialize_original_copy_tables and free_original_copy_tables
3209 to be able to copy basic blocks during code generation.
3210 When build_scop_loop_nests fails, continue on next scop.
3211 (value_clast): New union.
3212 (clast_to_gcc_expression): Fix type cast warning.
3214 2008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3216 * Merge from mainline (r140838:141727).
3218 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3222 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3224 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3228 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3229 exits and conditions.
3230 * testsuite/gcc.dg/graphite/pr37943.c: New.
3232 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3235 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3237 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3239 * doc/invoke.texi: Fix spaces.
3241 2008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3243 PR tree-optimization/37891
3244 Reverted last commit.
3245 * graphite.c (create_single_entry_edge): Set
3246 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3248 2008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3249 Mitul Thakkar <mitul.thakkar@amd.com>
3251 * graphite.c (create_single_entry_edge): Set
3252 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3254 2008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3256 * doc/invoke.texi: Add -fgraphite-identity.
3257 * graphite.c (graphite_apply_transformations): Check for
3258 -fgraphite-identity.
3259 * toplev.c (process_options): Add flag_graphite_identity.
3260 * tree-ssa-loop.c: Add flag_graphite_identity.
3262 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3264 Undo changes from 2008-10-02:
3265 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3266 operand type when copying the operand to a variable of different type.
3267 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3268 with the IV name after increment.
3270 2008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3271 Harsha Jagasia <harsha.jagasia@amd.com>
3273 PR tree-optimization/37828
3274 * testsuite/gcc.dg/graphite/pr37828.c: New.
3275 * graphite.c (graphite_trans_loop_block): Do not loop block
3276 single nested loops.
3278 2008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3279 Sebastian Pop <sebastian.pop@amd.com>
3281 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3282 rename_map_elt_info, eq_rename_map_elts): New.
3283 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3284 (expand_scalar_variables_expr): Change parameters.
3285 (expand_scalar_variables_stmt): Same.
3286 (expand_scalar_variables): Same.
3287 (graphite_rename_ivs): Rename graphite_rename_variables.
3288 (build_iv_mapping): New.
3289 (translate_clast): Call build_iv_mapping.
3290 * graphite.h (gbb_p): New name.
3292 2008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3294 PR tree-optimization/37684
3295 * gcc.dg/graphite/pr37684.c: New.
3296 * graphite.c (exclude_component_ref): New.
3297 (is_simple_operand): Call exclude_component_ref.
3299 2008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3300 Harsha Jagasia <harsha.jagasia@amd.com>
3302 PR tree-optimization/37485
3303 * gcc.dg/graphite/block-2.c: New
3304 * graphite.c (gmp_cst_to_tree): Moved.
3305 (iv_stack_entry_is_constant): New.
3306 (iv_stack_entry_is_iv): New.
3307 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3308 (loop_iv_stack_insert_constant): New.
3309 (loop_iv_stack_pop): Use new datatpype.
3310 (loop_iv_stack_get_iv): Same.
3311 (loop_iv_stack_get_iv_from_name): Same.
3312 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3313 (loop_iv_stack_patch_for_consts): New.
3314 (loop_iv_stack_remove_constants): New.
3315 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3316 (translate_clast): Call loop_iv_stack_patch_for_consts and
3317 loop_iv_stack_remove_constants.
3318 (gloog): Use new datatype. Redirect construction edge to end
3319 block to avoid accidental deletion.
3320 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3322 (union iv_stack_entry_data): New. Data in iv stack entry.
3323 (struct iv_stack_entry): New. Datatype for iv stack entries.
3325 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3327 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3328 operand type when copying the operand to a variable of different type.
3330 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3332 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3333 with the IV name after increment.
3335 2008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3337 * Merge from mainline (r140164:140838).
3339 2008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3341 * graphite-data-ref.c: New.
3342 * graphite.c (print_scop): Also dump the dependence graph.
3343 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3344 (new_scop): Initialize SCOP_DEP_GRAPH.
3345 (build_scop_dynamic_schedules): New.
3346 (build_access_matrix_with_af): Fixed column numbering.
3347 (graphite_transform_loops): Call build_scop_dynamic_schedules.
3348 * graphite.h: Add ifndef/define guards against multiple inclusion.
3349 (struct scop): Add dep_graph field.
3350 (SCOP_DEP_GRAPH): Defined.
3351 (ref_nb_loops): Fixed and moved to other position.
3352 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3353 (nb_loops_around_loop_in_scop): New.
3354 (graphite_dump_dependence_graph): Declared.
3355 (graphite_build_rdg_all_levels): Declared.
3356 (graphite_test_dependence): Declared.
3357 * Makefile.in (graphite-data-ref.o): New target.
3359 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3361 * Merge from mainline (139870:140164).
3363 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3365 * Merge from mainline (138275:139870).
3366 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3367 the commits from trunk broke the niter detection.
3369 2008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3371 * graphite.c: Add more documentation. Fix formatting.
3372 (debug_loop_vec, debug_oldivs, loop_iv_stack,
3373 loop_iv_stack_debug): Moved...
3374 (schedule_to_scattering): Move before use.
3375 (dot_all_scops): Include in "#if 0" the code for system
3378 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3379 loop_iv_stack_debug): ...here.
3381 2008-08-29 Jan Sjodin <jan.sjodin@amd.com>
3383 * tree-phinodes.c (make_phi_node): Extern.
3384 (add_phi_node_to_bb): New.
3385 (create_phi_node): Call add_phi_node_to_bb.
3386 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3387 (remove_statement): Handle case where stored phi was updated
3388 and is no longer the same.
3389 * graphite.c (is_parameter): New.
3391 (expand_scalar_variables_expr): New.
3392 (expand_scalar_variables_stmt): New.
3393 (expand_scalar_variables): New.
3394 (move_phi_nodes): Create new phi instead of moving old one.
3395 (translate_clast): Call expand_scalar_variables.
3396 (find_vdef_for_var_in_bb): Also scan regular definitions.
3397 (skip_phi_defs): New.
3398 (collect_scop_exit_phi_args): New.
3399 (patch_scop_exit_phi_args): New.
3400 (gloog): Patch phis after scop.
3401 * tree-flow.h: (add_phi_node_to_bb): Declared.
3402 (make_phi_node): Declared.
3404 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3406 * graphite.c (end_scop): Split the entry of the scop when it
3407 is the header of the loop in which the scop is ending.
3408 (build_scops_1, limit_scops): Update uses of end_scop.
3410 2008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3412 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3413 SCOP_ENTRY or SCOP_EXIT.
3415 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3417 * graphite.c (get_construction_edge): Removed.
3418 (gloog): Construction edge is the scop entry edge.
3420 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3422 * graphite.c (can_generate_for_scop): Removed.
3423 (gloog): Do not call it.
3425 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3427 * graphite.c (new_scop): Entry of a scop is an edge.
3428 Initialize SESE region.
3429 (free_scop): Free SESE region.
3430 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3431 (split_difficult_bb): New, split from end_scop.
3432 (end_scop): Exit of a scop is an edge.
3433 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3434 not automatically updated and thus is always wrong.
3435 * graphite.h (struct sese): New.
3438 (struct scop): New field for a SESE region. Remove entry, exit.
3439 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3440 semantics as before. Moved comment around.
3442 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3443 Sebastian Pop <sebastian.pop@amd.com>
3445 * graphite.c (graphite_transform_loops): Always enable gloog
3446 and find_transform when ENABLE_CHECKING.
3448 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3450 * graphite.c (graphite_transform_loops): Move pretty printer
3451 of SCOPs before doing any transform. Remove call to print_scops
3452 and dot_all_scops_1.
3454 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3456 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
3457 (print_graphite_bb): Same.
3459 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3461 * graphite.c (dot_all_scops_1): Cleanup.
3462 (move_scops): Fix comment.
3464 2008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3466 * graphite.c (build_scop_bbs): Revert commit 139355:
3468 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3469 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3471 * graphite.c (build_scop_bbs): Factor up code.
3473 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3475 * graphite.c (gloog): Update dominator info.
3477 2008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3479 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
3481 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3483 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
3485 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
3486 (translate_clast): Correct formatting.
3487 * graphite.h (struct num_map): Removed.
3488 (struct graphite_bb): Remove num_map field.
3489 (GBB_INDEX_TO_NUM_MAP): Removed.
3491 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3493 * graphite.c (build_access_matrix_with_af): Fix comments.
3494 (build_scop_data_accesses): Same.
3496 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3498 * graphite.c (build_scop_data_accesses): Don't construct
3499 access matrices. Add a FIXME and an assert condition that
3500 should pass when the access matrices will be needed.
3502 2008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3504 * tree-data-ref.c (stmt_simple_memref_p): Don't call
3506 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
3507 Moved close by free_graphite_bb.
3508 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
3509 (new_scop): Move close by free_scop.
3510 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
3512 2008-08-22 Jan Sjodin <jan.sjodin@amd.com>
3514 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
3515 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
3516 instead of recursive call.
3517 (graphite_translate_clast_equation): New.
3518 (graphite_create_guard_cond_expr): New.
3519 (graphite_create_new_guard): New.
3520 (get_stack_index_from_iv): Removed.
3521 (graphite_rename_ivs_stmt): Use gbb_loop_index.
3522 (get_true_edge_from_guard_bb): New.
3523 (translate_clast): Handle stmt_guard in clast.
3524 (get_construction_edge): Allow construction edge detection for
3525 a scope entry with multiple predecessors if one predecessor is
3526 the immediate dominator of scope entry.
3527 (can_generate_code_stmt): Enable code generation for clast_guard.
3528 (gloog): Use correct context loop. Removed check for post dominators.
3529 * cfgloop.h (create_empty_if_region_on_edge): Declared.
3531 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3533 * graphite.c (remove_dead_loops): Document better which
3536 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3538 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
3540 (graphite.o): Also depends on pointer-set.h.
3542 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3544 * graphite.c (scop_record_loop): Fix compile warning.
3546 2008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
3547 Sebastian Pop <sebastian.pop@amd.com>
3549 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
3551 2008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3553 * graphite.c (build_graphite_bb): Initialize bb->aux to
3554 point to the graphite_bb_p.
3555 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
3557 (add_bb_domains): Does not use the scop parameter.
3558 (graphite_transform_loops): Clean bb->aux at the end.
3560 2008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3561 Sebastian Pop <sebastian.pop@amd.com>
3563 * testsuite/lib/target-supports.exp
3564 (check_effective_target_fgraphite): New.
3566 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
3567 check_effective_target_fgraphite returns false.
3568 Set dg-do-what-default to compile.
3569 (scan-graphite-dump-times): Removed.
3570 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
3572 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
3573 Use scan-tree-dump-times instead of scan-graphite-dump-times.
3574 * testsuite/gcc.dg/graphite/scop-1.c: Same.
3575 * testsuite/gcc.dg/graphite/scop-2.c: Same.
3576 * testsuite/gcc.dg/graphite/scop-3.c: Same.
3577 * testsuite/gcc.dg/graphite/scop-4.c: Same.
3578 * testsuite/gcc.dg/graphite/scop-5.c: Same.
3579 * testsuite/gcc.dg/graphite/scop-6.c: Same.
3580 * testsuite/gcc.dg/graphite/scop-7.c: Same.
3581 * testsuite/gcc.dg/graphite/scop-8.c: Same.
3582 * testsuite/gcc.dg/graphite/scop-9.c: Same.
3583 * testsuite/gcc.dg/graphite/scop-10.c: Same.
3584 * testsuite/gcc.dg/graphite/scop-11.c: Same.
3585 * testsuite/gcc.dg/graphite/scop-12.c: Same.
3586 * testsuite/gcc.dg/graphite/scop-13.c: Same.
3587 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
3588 * testsuite/gcc.dg/graphite/scop-14.c: Same.
3589 * testsuite/gcc.dg/graphite/scop-15.c: Same.
3590 * testsuite/gcc.dg/graphite/block-0.c: Same.
3591 * testsuite/gcc.dg/graphite/scop-16.c: Same.
3592 * testsuite/gcc.dg/graphite/block-1.c: Same.
3593 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3594 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3595 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3596 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
3597 * testsuite/gfortran.dg/graphite/block-2.f: Same.
3599 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3601 * graphite.c: Fix some XXX comments.
3602 (build_scop_dynamic_schedules): Removed.
3604 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3606 * graphite.h (scop_max_loop_depth): Moved...
3607 * graphite.c (scop_max_loop_depth): ...here.
3608 (remove_all_edges_1): New.
3609 (remove_all_edges): Factored code.
3610 (remove_cond_exprs): Check only the last statement for
3611 a GIMPLE_COND expression.
3613 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3615 * graphite.c (scan_tree_for_params): Early return when the
3616 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
3617 (find_scop_parameters): Factor out code.
3618 (graphite_trans_bb_strip_mine): Remove dead code.
3620 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3622 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
3623 graphite_trans_bb_move_loop): Factor asserts.
3624 (gloog): Perform sanity checks only for ENABLE_CHECKING.
3625 Do not call calculate_dominance_info and estimate_bb_frequencies.
3627 2008-08-20 Jan Sjodin <jan.sjodin@amd.com>
3629 * graphite.c (create_loops_mapping, free_loops_mapping,
3630 create_loops_mapping_num, debug_loop_mapping_1,
3631 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
3632 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
3633 graphite_loops_mapping_add_child_num,
3634 graphite_loops_mapping_insert_child,
3635 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
3636 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
3637 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
3638 create_num_from_index, get_num_from_index,
3639 swap_loop_mapped_depth): Removed.
3640 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
3641 (free_scop): Do not call free_loops_mapping.
3642 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
3643 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
3644 get_loop_mapped_depth.
3645 (graphite_trans_bb_move_loop): Do not update the loop mapping.
3646 (graphite_trans_bb_strip_mine): Same.
3647 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
3648 (struct scop): Remove field loops_mapping.
3650 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3651 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3653 * graphite.c (scop_record_loop): Factor out one level of the
3654 condition by early return.
3655 (build_scop_loop_nests): Format following FSF coding style.
3656 (build_scop_dynamic_schedules): Factor out code.
3657 (scopdet_bb_info): Reindent. Default case should not be reachable.
3659 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3660 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3662 * graphite.c (loop_affine_expr): Check for DECL_P or struct
3663 assignments that are not handled as simple operands for now.
3665 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3666 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3668 * graphite.c (build_scop_bbs): Factor up code.
3670 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3671 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3673 * graphite.c (stmt_simple_for_scop_p): Factor code out
3675 (enum gbb_type): New. Group all the GBB_* types under it.
3676 (is_loop_exit): Moved...
3677 (end_scop): Enable BB spliting.
3678 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
3679 * cfgloop.h (is_loop_exit): Declared.
3681 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3683 * doc/invoke.texi: Remove strides from examples containing
3684 DO loops when the strides are equal to 1.
3686 2008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
3687 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3689 * graphite.c (graphite_trans_scop_block): Or the result with
3690 the result from graphite_trans_loop_block.
3691 * testsuite/gcc.dg/graphite/block-1.c: New.
3692 * testsuite/gfortran.dg/graphite/block-1.f90: New.
3693 * testsuite/gfortran.dg/graphite/block-2.f: New.
3695 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3697 * graphite.c (graphite_transform_loops): Call cloog_initialize
3700 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3702 * tree-data-ref.c) (stmt_simple_memref_p): New.
3703 * tree-data-ref.h (stmt_simple_memref_p): Declared.
3704 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
3705 (is_simple_operand): Call stmt_simple_memref_p.
3707 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
3708 using pointer arithmetic, as this is optimized by PRE and
3709 makes the code too difficult to analyze.
3711 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3713 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3715 * gdbinit.in (pgg): New.
3717 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3719 * graphite.c (graphite_trans_loop_block): Fix warning.
3721 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3723 * graphite.c (graphite_trans_loop_block): Fix my merge error.
3725 2008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3727 * graphite.c (graphite_trans_bb_block): Remove check for
3728 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
3729 Check if loop blocking is profitable for every loop, before applying
3731 (graphite_apply_transformations): Call graphite_trans_bb_block only,
3732 if flag_loop_block is set.
3734 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3736 * graphite.c: Add some more documentation for the loop
3739 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3741 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
3742 * graphite.c: Format on less than 80 columns.
3745 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3747 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
3749 2008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3751 * doc/invoke.texi (floop-block, floop-strip-mine,
3752 floop-interchange): Update documentation with examples.
3754 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3756 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
3758 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
3760 2008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3762 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
3763 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
3764 * tree-scalar-evolution.c: Revert useless changes.
3765 * tree-phinodes.c: Same.
3768 * tree-vectorizer.h: Same.
3769 * tree-flow.h: Same.
3771 * common.opt (fgraphite): Update documentation.
3773 2008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
3775 * doc/invoke.texi (-floop-block, -floop-strip-mine,
3776 -floop-interchange): Add more text for explaining what each of these
3778 * tree-into-ssa.c (gimple_vec): Moved to...
3779 * graphite.c: Include gimple.h.
3780 (gimple_vec): Moved to...
3781 (del_loop_to_cloog_loop): Removed.
3782 (loop_affine_expr): Do not call create_data_ref when the
3783 operand is a constant.
3784 (new_scop): Use free instead of del_loop_to_cloog_loop.
3785 * Makefile.in (graphite.o): Depend on GIMPLE_H.
3786 * gimple.h (gimple_vec): ... here.
3788 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3790 * graphite.c (scopdet_bb_info): Only allow loops with known number of
3792 (build_loop_iteration_domains): Fail, if latch executions unknown.
3794 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3796 * graphite.c (add_conditions_to_domain): New.
3797 (build_scop_conditions_1): Call add_conditions_to_domain.
3798 (set_cloog_options): Allow to disable optimizations.
3800 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3802 * graphite.c (find_params_in_bb): Look for parameters in conditions.
3803 Do not use walk_dominator_tree.
3804 (find_scop_parameters): Do not use walk_dominator_tree.
3806 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3808 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
3809 (idx_record_params): Adapt.
3810 * graphite.h (scop_gimple_loop_depth): New.
3812 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3814 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
3815 (scan_tree_for_params): Remove value_init.
3816 (build_scop_context): Remove value_init.
3817 (build_loop_iteration_domains): Remove value_init.
3818 (schedule_to_scattering): Remove value_init.
3819 (graphite_trans_bb_strip_mine): Remove value_init.
3821 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3823 * gcc/graphite.c (limit_scops): New.
3824 (graphite_transform_loops): Add limit SCoPs.
3825 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
3826 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
3827 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
3828 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
3829 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
3830 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
3831 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
3832 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
3833 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
3834 Change loop numbers.
3835 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
3836 Change loop numbers.
3837 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
3838 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
3839 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
3840 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
3841 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
3842 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
3843 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
3844 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
3845 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
3846 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
3848 2008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3850 * graphite.c (graphite_transform_loops): Call always find_transform.
3852 2008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
3854 * graphite.c (free_loops_mapping): New.
3855 (stmt_simple_for_scop_p): Fix typo.
3856 (stmt_simple_for_scop_p): Fix tuples functions, that
3858 (free_graphite_bb): Fix some memleaks.
3859 (free_scop): Fix some memleaks.
3860 (scopdet_bb_info): Do not forget some tmp SCoPs.
3861 (find_params_in_bb): Fix some memleaks.
3862 (clast_to_gcc_expression): Fix warning.
3864 2008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
3866 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
3867 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
3869 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3871 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
3872 Move code ifdef-ed HAVE_cloog...
3873 * graphite.c: Include toplev.h.
3875 * Makefile.in (OBJS-common): Always build graphite.o.
3876 (BACKEND): Remove @GRAPHITE@.
3877 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
3878 (graphite.o): Depend on TOPLEV_H.
3880 2008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3882 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
3883 Remove typo left from polylib to ppl conversion.
3884 * graphite.c (graphite_transforms): Use sorry instead of fatal.
3886 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3888 * toplev.c (process_options): Move the graphite loop optimization
3890 * tree-ssa-loop.c (graphite_transforms): ... here.
3891 When not configured with CLooG, print to dump_file that
3892 Graphite transforms were not performed.
3893 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
3895 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
3896 scan-graphite-dump-times.
3898 2008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3900 * graphite.c (dot_scop, dot_all_scops): Do not call system.
3901 Do not open /tmp/scop.dot and /tmp/allscops.dot.
3903 2008-08-02 Sebastian Pop <sebastian.pop@amd.com>
3904 Jan Sjodin <jan.sjodin@amd.com>
3906 * configure: Regenerated.
3907 * omp-low.c (expand_omp_sections): Remove now unused code.
3908 * config.in (HAVE_polylib): Removed.
3909 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
3910 (PPLLIBS, PPLINC): Added.
3911 * graphite.c: Replace unsigned with int wherever possible.
3912 Don't access Cloog's data structures, but use accessor functions.
3913 Clast's stmt->type is now implemented as a vtable: change the
3914 switches of stmt->type into ifs.
3915 (polylib/polylibgmp.h): Don't include.
3916 (initialize_dependence_polyhedron,
3917 initialize_data_dependence_polyhedron, is_empty_polyhedron,
3918 statement_precedes_p, test_dependence, build_rdg_all_levels,
3919 dump_dependence_graph): Removed until this code is cleaned up
3921 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
3922 (POLYLIBINC): Renamed PPLINC.
3924 2008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
3925 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3926 Jan Sjodin <jan.sjodin@amd.com>
3928 Finish the merge and tuplification of graphite.
3930 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3931 Jan Sjodin <jan.sjodin@amd.com>
3933 Partial merge from mainline (138072:138275).
3934 * graphite.c still has to be tuplified.
3936 2008-07-29 Jan Sjodin <jan.sjodin@amd.com>
3938 * graphite.c (graphite_loops_mapping_max_loop_num): New.
3939 (create_num_from_index): New.
3940 (get_num_from_index): Also pass in the graphite BB.
3941 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
3942 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
3943 (graphite_trans_bb_strip_mine): Call create_num_from_index.
3944 (is_interchange_valid): Return false when failing.
3945 * graphite.h (struct num_map): New.
3946 (struct graphite_bb): New field num_map.
3947 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
3949 2008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
3951 * graphite.c (dump_gbb_conditions): Print also conditions like
3952 "if (a)". Remove dublicated code and use print_generic_expr ().
3953 (stmt_simple_for_scop_p): Only allow conditions we can handle
3956 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3958 * graphite.h (struct scop): Removed new_ivs field.
3959 (SCOP_NEWIVS): Deleted.
3960 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
3961 clast_to_gcc_expression, graphite_create_new_loop):
3962 Removed use of new_ivs.
3964 2008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3966 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
3967 create_loops_mapping_num, debug_loop_mapping_1): New.
3968 (debug_loop_mapping): Call debug_loop_mapping_1.
3969 (get_loop_mapping_for_num,
3970 graphite_loops_mapping_add_child,
3971 graphite_loops_mapping_add_child_num,
3972 graphite_loops_mapping_insert_child,
3973 graphite_loops_mapping_parent,
3974 split_loop_mapped_depth_for_num,
3975 loop_mapped_depth_split_loop): New.
3976 (increment_loop_mapped_depths): Removed.
3977 (swap_loop_mapped_depth_for_num): Reimplemented.
3978 (new_scop): Call create_loops_mapping.
3979 (scop_record_loop): Call graphite_loops_mapping_insert_child.
3980 (translate_clast): Pass the old loop father in parameter, and pass
3981 it to get_old_iv_from_ssa_name.
3982 (remove_edges_around_useless_blocks, can_generate_code_stmt,
3983 can_generate_code, can_generate_for_scop): New.
3984 (graphite_trans_bb_block): Returns false when it fails to transform.
3985 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
3987 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3989 Reverted all the changes related to the streamization and
3991 These changes are now tracked in the streamization branch.
3993 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3994 Jan Sjodin <jan.sjodin@amd.com>
3996 * graphite.c (gbb_compare): Correctly constify.
3997 (gbb_can_be_ignored): Indent.
3998 (graphite_trans_scop_swap_1and2): Add legality check.
4001 2008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4003 Remove fallouts from "Reverted the Condate changes".
4004 * tree.h: Remove unused decl.
4005 * testsuite/gcc.dg/tree-checker: Same.
4006 * timevar.def: Remove counter.
4008 2008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4010 * Merge from mainline (135673:138072).
4012 Reverted the MIRO changes (from 2008-04-05) that are now
4013 tracked in the miro branch.
4014 * tree-bounds.c: Removed.
4015 * tree-bounds.h: Removed.
4017 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4018 are now tracked in the condate branch.
4019 * tree-check.c: Removed.
4020 * tree-match.c: Removed.
4021 * condate.y: Removed.
4023 2008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4025 * common.opt: New user flag -floop-block, -floop-strip-mine
4026 and -floop-interchange.
4027 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4028 graphite loop optimization flags is turned on.
4029 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4030 flag_loop_strip_mine and flag_loop_interchange checks before
4032 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4033 -floop-strip-mine and -floop-interchange.
4034 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4036 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4037 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4038 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4040 2008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4041 Sebastian Pop <sebastian.pop@amd.com>
4043 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4044 (create_empty_loop_on_edge): More fixes.
4045 * tree-phinodes.c (resize_phi_node): Extern.
4046 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4047 * cfghooks.c (update_dominator_information): New split from
4049 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4050 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4051 successor of the function entry block.
4053 * graphite.c: Include pointer-set.h.
4054 (debug_loop_mapping, increment_loop_mapped_depths,
4055 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4056 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4057 swap_loop_mapped_depth_for_num, get_num_from_index,
4058 swap_loop_mapped_depth, loop_iv_stack_debug,
4059 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4060 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4061 get_old_iv_from_ssa_name): New.
4062 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4063 (free_scop): Free SCOP_LOOPS_MAPPING.
4064 (scop_record_loop): Record old ivs.
4065 (create_var_name): Removed.
4066 (initialize_cloog_names): Allocate double space in case strip mine
4067 applies to all loops once.
4068 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4069 (clast_to_gcc_expression): Same. Implement more clast to gimple
4071 (graphite_create_new_loop): Pass in ivstack.
4072 (remove_all_edges): Pass in the construction_edge.
4073 (graphite_remove_iv): Removed.
4074 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4075 remove_cond_exprs): Rewritten.
4076 (move_phi_nodes): New.
4077 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4078 (translate_clast): Pass in ivstack. Rewrite some cases.
4079 (set_cloog_options, debug_clast_stmt): New.
4080 (find_transform): Use set_cloog_options.
4081 (outermost_loop_layer): Removed.
4082 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4083 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4084 mark_old_loops, remove_dead_loops): New.
4086 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4087 (const_column_index, get_first_matching_sign_row_index,
4088 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4089 get_upper_bound): New.
4090 (graphite_trans_bb_strip_mine): Also update the iv map.
4092 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4093 (struct name_tree): Add a loop field.
4094 (struct scop): Add a graphite_loops_mapping field.
4095 (SCOP_LOOPS_MAPPING): New.
4096 (debug_clast_stmt): Declare.
4097 * lambda.h (find_induction_var_from_exit_cond): Declare.
4098 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4099 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4100 (create_empty_loop_on_edge): Updated.
4101 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4102 rename_variables_in_bb): Declare.
4103 * tree-cfg.c (remove_bb): Extern.
4105 * testsuite/gcc.dg/graphite/block-0.c: New.
4107 2008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4108 Sebastian Pop <sebastian.pop@amd.com>
4110 * graphite.c (strip_mine_profitable_p): New.
4111 (graphite_trans_bb_block): Disable strip mining if not profitable.
4113 * testsuite/gcc.dg/graphite/scop-18.c: New.
4114 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4115 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4117 2008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4118 Jan Sjodin <jan.sjodin@amd.com>
4119 Sebastian Pop <sebastian.pop@amd.com>
4121 * graphite.c (is_interchange_valid): New.
4122 (graphite_trans_bb_block): Check loop nest of basic block for legality
4125 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4126 outer_most_loop, gbb_outer_most_loop_index): New.
4128 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4129 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4130 * testsuite/gcc.dg/graphite/scop-16.c: New.
4131 * testsuite/gcc.dg/graphite/scop-17.c: New.
4133 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4135 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4136 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4138 2008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4140 * graphite.c (new_scop): Initialize SCOP_EXIT.
4141 (scopdet_info): Add.
4142 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4143 (build_scops_1): Cleanup, bugfixes.
4144 (build_scops): Cleanup.
4146 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4147 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4149 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4151 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4153 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4154 DEFAULT_GRAPHITE_FLAGS.
4156 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4158 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4160 * graphite.c (scan_tree_for_params): Do not assert any more if
4161 MULT_EXPR parameter is negative.
4163 * testsuite/gfortran.dg/graphite/scop-1.f: New.
4165 * testsuite/gfortran.dg/graphite/graphite.exp: New.
4167 * testsuite/gcc.dg/graphite/scop-15.c: New.
4169 2008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4171 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
4173 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4175 * graphite.c (graphite_trans_bb_swap_loops): Rename from
4176 graphite_swap_loops.
4177 (graphite_trans_bb_move_loop): New.
4178 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
4179 (graphite_trans_bb_block): New.
4180 (graphite_trans_loop_block): New.
4181 (graphite_trans_scop_swap_1and2): Rename from
4182 graphite_trans_swap_1and2.
4183 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
4184 (graphite_trans_scop_block): New.
4185 (graphite_apply_transformations): Rename from
4186 graphite_transformations.
4188 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4190 2008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4192 * graphite.c (gbb_compare): New.
4193 (graphite_sort_gbbs): New.
4194 (gbb_can_be_ignored): New.
4195 (scop_remove_ignoreable_gbbs): New.
4196 (graphite_transformations): Cleanup and add
4197 scop_remove_ignoreable_gbbs.
4198 * lambda.h (lambda_vector_compare): New.
4200 2008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4202 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4203 (graphite_swap_loops): int -> unsigned
4204 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4205 (graphite_transformations): New.
4206 (graphite_transform_loops): Move to graphite_transformations.
4207 * graphite.h (gbb_nb_loops): Return unsigned.
4209 2008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4211 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4212 the domain matrix. This makes scop-0.c work again.
4214 2008-06-20 Richard Guenther <rguenther@suse.de>
4216 * graphite.h: Adjust copyright to GPLv3.
4217 * graphite.c: Likewise.
4218 (stmt_simple_memref_for_scop_p): Split out from ...
4219 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4221 (get_bb_type): Optimize.
4223 (is_bb_addable): Fix memleak, replace is_pred call with
4225 (build_scops): Use current_loops.
4226 (param_index): Fix memleak.
4228 2008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4230 * graphite.c: Fix formatting.
4232 2008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4234 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4235 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4236 (create_var_name, save_var_name): Newly defined functions.
4237 (initialize_cloog_names): Part of the code factored out to
4239 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4240 in clast_reduction statement.
4241 (graphite_create_new_loop): Now takes a new parameter
4243 (translate_clast): Now also takes the context_loop and bb_exit
4244 parameters. Rewritten the code so that it creates a gimple code
4245 inside the given context.
4246 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4247 remove_cond_expr, disconnect_cond_expr,
4248 disconnect_virtual_phi_nodes): Newly defined functions.
4249 * graphite.h (struct scop): added old_ivs vector.
4250 SCOP_OLDIVS: New macro.
4252 2008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4254 * cfgloopmanip.c: Add missing function comments, fix formatting.
4256 2008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4258 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4259 (create_empty_loop_on_edge): Defined.
4260 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4262 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4263 (update_dominators_in_loop): Declared as extern
4264 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4266 2008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4268 * graphite.c (print_graphite_bb): Allow changing number of loops
4270 (initialize_cloog_names): Allow changing number of loops.
4271 (build_cloog_prog): Simplify.
4272 (find_transform): Enable cloog option --strides.
4273 (graphite_swap_loops): New.
4274 (graphite_strip_mine_loop): New.
4275 (graphite_trans_swap_1and2): New.
4276 (graphite_trans_strip): New.
4277 (graphite_transform_loops): Add graphite_trans_strip.
4278 * graphite.h (scop_max_loop_depth): New.
4280 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4282 * graphite.c (build_scop_iteration_domain): Remove forgotten
4283 line. (Fixes compile)
4285 2008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4287 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4288 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4289 (build_bb_loops): New.
4290 (graphite_transform_loops): Add build_bb_loops.
4291 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4293 * graphite.h (graphite_bb): Add loops.
4294 (gbb_nb_loops): New.
4295 (gbb_loop_at_index): New.
4296 (gbb_loop_index): New.
4297 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4298 using nb_params_in_scop.
4300 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4302 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4303 (build_scop_canonical_schedules): Build minimized schedule.
4304 (schedule_to_scattering): Adapt to minimized schedule.
4305 * graphite.h (graphite_bb): Add/Update descriptions.
4307 2008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4308 Tobias Grosser <grosser@fim.uni-passau.de>
4310 * graphite.c (print_graphite_bb): Add condition printing.
4312 (dump_gbb_conditions): New.
4313 (build_scop_conditions_1): New.
4314 (build_scop_conditions): New.
4315 * graphite.h (graphite_bb): Add conditions.
4317 2008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4319 * graphite.c (print_graphite_bb):
4320 (free_graphite_bb): New.
4321 (free_scop): Free bbs.
4322 (get_bb_type): Free doms.
4323 (build_scop_context): Free context matrix.
4324 (build_loop_iteration_domains): Remove unused code.
4325 (build_cloog_prog): Free scattering function and blocklist.
4326 (find_transform): Free options.
4328 2008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
4330 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
4331 Remove unnecessery cloog data structures. Make a copy of the domain
4332 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
4333 unnecessary cloog data structures. Fix memory leaks. Remove insert
4334 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
4336 (build_scop_iteration_domain): Remove unnecessary cloog
4337 data structures. Fix memory leaks.
4338 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
4339 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
4341 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4343 * graphite.c (find_scop_params): Remove initialize_cloog_names.
4345 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4347 * graphite.c (end_scop): Style fix.
4348 (schedule_to_scattering): Style and comment fix.
4350 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4351 * graphite.c (print_graphite_bb): Fix definiton of
4352 schedule_to_scattering.
4353 (initialize_cloog_names): Change nb_scattdims to max loop
4355 (schedule_to_scattering): Take parameter for number of scattering
4357 (build_cloog_prog): Only build as much scattering dimensions as
4360 2008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4362 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
4363 in polyhedron/aermod.f90.
4365 2008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
4366 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4367 Harsha Jagasia <harsha.jagasia@amd.com>
4369 * graphite.c (is_bb_addable): Fix segfault.
4371 2008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
4373 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
4374 with multiple exits and conditional handling in edge cases.
4375 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
4377 * testsuite/gcc.dg/graphite/scop-14.c: New.
4379 2008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
4380 Adrien Eliche <aeliche@isty.uvsq.fr>
4382 * graphite.c (is_bb_addable): Add more comments and enhance
4383 readablity of the source code. Fix memory leak.
4384 (is_loop_exit): Fix memory leak.
4386 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4388 * graphite.c (first_loop_in_scop): Deleted.
4389 (setup_cloog_loop): Only walk the loop chain for inner loops.
4390 (build_scop_iteration_domain): Execute setup_cloog_loop for
4391 all loops in the first layer.
4393 2008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4395 * graphite.c (scan_tree_for_params): Change the way params are
4396 added to be indepenent of the number of loops.
4397 (setup_cloog_loop): Revert to short matrix format. Fix parameter
4399 (build_cloog_prog): Revert to short matrix format.
4401 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4402 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4404 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
4407 2008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4409 * graphite.c (nb_data_refs_in_scop): New.
4410 (graphite_transform_loops): Print more stats: number of
4411 loops, basic blocks and data references per scop.
4413 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4414 Jan Sjodin <jan.sjodin@amd.com>
4416 * graphite.c (loop_affine_expr, idx_record_params,
4417 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
4418 instead of instantiate_parameters.
4420 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4422 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
4423 add support for parameters, add STATIC_SCHEDULE at the right places,
4426 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4428 * graphite.c (build_scop_loop_nests): Only add the loops, that
4429 are contained completely in the SCoP.
4430 (build_cloog_prog): Disable scattering, until schedule_to_scattering
4431 and the domains are fixed.
4432 (build_scop_canonical_schedules): Add support for bbs not contained
4435 2008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4437 * graphite.h (scop_contains_loop): Update comments to match
4438 the actual behavior.
4439 (scop_contains_loop): New.
4440 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
4442 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4444 * graphite.c (get_bb_type): On function body, i.e. loop_0,
4445 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
4448 2008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4449 Tobias Grosser <grosser@fim.uni-passau.de>
4451 * graphite.c (graphite_transform_loops): Early return when
4452 there are no loops in the function.
4454 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4455 Jan Sjodin <jan.sjodin@amd.com>
4457 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
4458 offset of the last loop.
4459 (setup_cloog_loop): Copy the entire outer constraint matrix.
4461 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4462 Jan Sjodin <jan.sjodin@amd.com>
4464 * graphite.c (stmt_in_scop_p, function_parameter_p,
4465 invariant_in_scop_p): Removed.
4466 (scan_tree_for_params): Can be used with no constraint
4467 matrix for gathering parameters.
4468 (idx_record_params): Don't use idx_record_param, instead use
4469 scan_tree_for_params.
4470 (find_scop_parameters): Same.
4471 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
4472 Fix the size of loop domains.
4473 (schedule_to_scattering): Exit when the outer loop is not in scop.
4474 (find_transform): Enable build_cloog_prog.
4476 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4477 Jan Sjodin <jan.sjodin@amd.com>
4479 * graphite.c (schedule_to_scattering): Make scattering domains
4480 uniformly of the same size, as required by CLooG 0.14.0 and before.
4482 2008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4483 Jan Sjodin <jan.sjodin@amd.com>
4485 * graphite.c (schedule_to_scattering): Rewrite, correct the
4486 translation of the scheduling function to scattering.
4487 (build_cloog_prog): Call schedule_to_scattering only once.
4488 * graphite.h (scop_loop_index): Do not fail for loops not
4489 in the scop: return -1.
4491 2008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
4493 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
4494 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
4495 (setup_cloog_loop): Export GBB_DOMAIN.
4496 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
4497 able to rebuild the original control flow.
4498 * graphite.h (graphite_bb): Add domain field and access macro.
4501 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4503 * graphite.c (debug_gbb): New.
4504 (print_scop, build_graphite_bb): Use SCOP_BBS.
4505 (build_scop_bbs): Reimplemented.
4506 (dfs_bb_in_scop_p): Removed.
4507 (build_scop_loop_nests): Reorder loops inserted in
4508 SCOP_LOOP_NEST: outer loops should come first.
4509 (build_scop_canonical_schedules): Reinitialize at zero
4510 the components of the SCOP_STATIC_SCHEDULE for the loops
4511 that have already been parsed.
4513 * graphite.h (debug_gbb): Declared.
4515 2008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4516 Jan Sjodin <jan.sjodin@amd.com>
4518 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
4519 (graphite_loop_to_gcc_loop): Removed.
4520 (remove_all_edges): New.
4521 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
4522 (gloog): Remove useless code.
4524 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4526 * graphite.c (get_bb_type): Reworked. We distinguish between
4527 loops with one or multiple exits.
4528 (is_loop_exit): New.
4530 (is_bb_addable): Rework condition handling, now support for case
4531 case statements and loops with multiple exits.
4533 * testsuite/gcc.dg/graphite/scop-11.c: New.
4534 * testsuite/gcc.dg/graphite/scop-12.c: New.
4535 * testsuite/gcc.dg/graphite/scop-13.c: New.
4537 2008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4539 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
4540 we have too many colors.
4542 2008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
4544 * doc/invoke.texi (-ftree-loop-fusion): Document.
4545 * tree-pass.h (pass_loop_fusion): Declared.
4546 * tree-loop-fusion.c: New.
4547 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
4548 * tree-data-ref.c (find_data_references_in_loop): Make extern.
4549 * tree-data-ref.h (find_data_references_in_loop): Declared.
4550 * common.opt (ftree-loop-fusion): Declared.
4551 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
4553 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4555 * graphite.c (build_access_matrix): Fix typo from the merge.
4557 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4559 * Merge from mainline (130800:135673).
4561 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4563 * graphite.c (end_scop): The exit of the scop is not part of the scop.
4564 Update dominators after splitting.
4566 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4568 * graphite.c (is_bb_addable): Return the harmful statement.
4569 Factor up some code.
4570 (end_scop): New. Splits end of scope bbs on a harmful statement.
4571 (build_scops_1): Call end_scop.
4573 2008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4575 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
4576 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
4577 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
4578 build_scops_1): Removed.
4579 (build_scops_2): Renamed build_scops_1.
4581 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4583 * graphite.c: Fix formatting.
4585 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4587 * graphite.c (get_bb_type): New.
4589 (build_scops_2): New.
4590 (is_bb_addable): New.
4591 (build_scops): Switch the scop detection.
4592 (build_scop_bbs): Add entry bb to scop.
4593 * graphite.h (struct scop): Update comment.
4595 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4597 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
4600 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4602 * testsuite/gcc.dg/graphite/scop-1.c: Update.
4603 * testsuite/gcc.dg/graphite/scop-2.c: Update.
4604 * testsuite/gcc.dg/graphite/scop-4.c: Update.
4605 * testsuite/gcc.dg/graphite/scop-5.c: Add.
4606 * testsuite/gcc.dg/graphite/scop-6.c: Add.
4608 2008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4610 * testsuite/gcc.dg/graphite/scop-0.c: Add.
4611 * testsuite/gcc.dg/graphite/scop-7.c: Add.
4612 * testsuite/gcc.dg/graphite/scop-8.c: Add.
4613 * testsuite/gcc.dg/graphite/scop-9.c: Add.
4614 * testsuite/gcc.dg/graphite/scop-10.c: Add.
4616 2008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4618 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
4619 Check affine expressions depending on the outermost loop
4621 (stmt_simple_for_scop_p): Same.
4622 (harmfule_stmt_in_scop): Same.
4624 2008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
4626 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
4627 mark entry and exit, that are not part of the SCoP and update HTML
4630 2008-04-25 Sebastian Pop <sebastian.pop@amd.com>
4632 * graphite.c (basic_block_simple_for_scop_p): Renamed
4634 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
4635 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
4636 (all_preds_visited_p, all_succs_visited_p,
4637 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
4638 scop_end_loop): New.
4639 (build_scops): Do not use dfs_enumerate_from.
4641 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
4643 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4645 * graphite.c: Add comments to functions that are missing a
4647 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
4649 2008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4651 * graphite.c (nb_params_in_scop): Moved...
4652 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
4653 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
4654 (clast_to_gcc_expression): Reduce column size to less than 80.
4655 (graphite_create_iv): Return the new name of the IV.
4656 (find_transform): Set options->esp and options->cpp.
4657 (gloog): Comment out the invalidation of the old loop code.
4658 (initialize_dependence_polyhedron): Replace scop_nb_params with
4661 * graphite.h (nb_params_in_scop): ... here.
4662 (scop_nb_params): Removed.
4663 (loop_domain_dim): Return something even when the loop was not
4664 found in the hash table: avoid ICEing on all the graphite.exp
4667 2008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4669 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
4671 * graphite.c (build_scop_dynamic_schedules): Schedule is built
4672 according to nesting level.
4673 (find_scop_parameters): Call instantiate_parameters.
4674 (scan_tree_for_params): Extend it to handle general affine bounds.
4675 Inner loop bound can depend on outer loop induction variable.
4676 (setup_cloog_loop): tmp variable is allocated on stack. Call
4677 instantiate_parameters with respect to outermost_loop_in_scop.
4678 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
4680 (create_empty_loop): Function loopify should be given edge
4681 probability, instead of edge frequency. Dominance relation from
4682 switch_bb to loop_header.
4683 (clast_to_gcc_expression): Added handling of clast_reduction node.
4684 (gloog): New functionality for removing old loop.
4685 (test_dependence): Factored out from build_rdg_all_levels.
4686 (build_rdg_all_levels): Dependence testing factored out to
4687 test_dependence function.
4689 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
4690 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
4693 2008-04-07 Sebastian Pop <sebastian.pop@amd.com>
4695 * graphite.c (free_scop, param_index, initialize_cloog_names,
4696 nb_params_in_scop): Use name_tree map instead of just a tree
4697 for keeping track of the variable name associated to that tree.
4698 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
4699 clast_to_gcc_expression, graphite_create_iv,
4700 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
4701 graphite_stmt_to_gcc_stmt): New.
4702 (gloog): Call these.
4703 * graphite.h (struct name_tree): New.
4704 (struct scop): Use name_tree instead of tree for params.
4705 Store a vector of name_tree for new_ivs.
4707 (scop_nb_params): Use name_tree instead of tree.
4709 2008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
4710 Sebastian Pop <sebastian.pop@amd.com>
4712 * tree-bounds.c: New.
4713 * tree-bounds.h: New.
4714 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
4715 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
4716 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
4720 * c-cppbuiltin.c: Same.
4724 * tree-outof-ssa.c: Same.
4726 * Makefile.in: Same.
4728 2008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
4729 Sebastian Pop <sebastian.pop@amd.com>
4731 * tree-loop-distribution.c (remaining_stmts,
4732 upstream_mem_writes): Removed static variables.
4733 (copy_loop_before, create_bb_after_loop,
4734 mark_nodes_having_upstream_mem_writes, free_rdg_components,
4735 rdg_build_components, rdg_build_partitions,
4736 dump_rdg_partitions): Extern.
4737 (generate_loops_for_partition, generate_code_for_partition): Do not
4739 (already_processed_vertex_p, predecessor_has_mem_write,
4740 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
4741 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
4742 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
4743 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
4744 Pass remaining_stmts and upstream_mem_writes as parameters.
4745 (rdg_component): Moved...
4746 (build_rdg_partition_for_component): Do not aggregate components when
4747 flag_streamize_loops is set.
4748 (gen_sequential_loops): New.
4749 (ldist_gen): Call gen_sequential_loops.
4751 * tree-pass.h (pass_loop_streamization): Declared.
4753 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
4754 basic blocks when loops structures exist.
4756 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
4758 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
4760 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4761 eliminate_local_variables_stmt, eliminate_local_variables,
4762 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4763 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4764 of code delimited by two edges in the CFG.
4765 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4766 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4767 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4768 the case of parallelisation of reductions.
4769 (create_loop_fn): Extern.
4770 (create_omp_parallel_region): New.
4772 * tree-data-ref.c (dump_data_dependence_relation): Don't call
4773 dump_data_reference for printing dra and drb.
4774 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
4776 (build_rdg): Don't call free_dependence_relations for the moment, as
4777 we attach dependence relations on each edge of the RDG.
4780 * tree-data-ref.h (rdg_component): ...here.
4781 (struct rdg_edge): New field ddr_p relation.
4782 (RDGE_RELATION): New.
4783 (create_bb_after_loop, copy_loop_before,
4784 mark_nodes_having_upstream_mem_writes, rdg_build_components,
4785 rdg_build_partitions, dump_rdg_partitions,
4786 free_rdg_components): Declared.
4788 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
4789 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
4791 * tree-loop-streamization.c: New.
4793 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
4794 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
4796 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
4798 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4800 * passes.c: Schedule pass_loop_streamization.
4802 2008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
4804 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
4807 2008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
4809 * graphite.c (dot_all_scops): Update formatting.
4810 Bbs can now be part of more than one SCoP.
4812 2008-03-04 Sebastian Pop <sebastian.pop@amd.com>
4814 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
4816 (loop_domain_dim): Check for unregistered toplev SCOP loop.
4817 * graphite.h (loop_to_cloog_loop): New.
4819 2008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4821 * graphite.c (loop_domain_dim, ref_nb_loops,
4822 loop_iteration_vector_dim): New.
4823 (build_access_matrix_with_af, build_access_matrix,
4824 initialize_dependence_polyhedron): Fixed for new matrix layout.
4825 No longer assume that all iteration domains are of the same
4828 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4830 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4831 defined in a loop at depth 0 is invariant.
4832 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4833 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4834 be called at loop depth 0.
4836 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
4838 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
4839 (down_open_scop): Removed.
4840 (loop_in_scop_p): Redefined.
4841 (scop_affine_expr): New argument: scop.
4842 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
4843 a harmful statement ending a scop.
4844 (basic_block_simple_for_scop_p): New argument: scop.
4845 (get_loop_start): Removed.
4846 (new_scop): Initialize SCOP_LOOPS.
4847 (free_scop): Free SCOP_LOOPS.
4848 (succs_at_same_depth, preds_at_same_depth): New.
4849 (end_scop): Test the validity of a scop.
4850 (add_dominators_to_open_scops): New.
4851 (test_for_scop_bound): Call add_dominators_to_open_scops.
4852 Add cases for opening and closing multiple scops.
4853 (build_scops, build_scop_bbs): Iterate over basic blocks in
4855 (build_graphite_bb): Pass scop directly.
4856 (dfs_bb_in_scop_p): New.
4857 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
4859 (nb_loops_around_gb): Use loop_in_scop_p.
4860 (schedule_to_scattering): Disabled for the moment the code computing
4861 the "textual order for outer loop".
4863 * graphite.h (struct scop): New field loops.
4865 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
4867 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
4869 2008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
4870 Sebastian Pop <sebastian.pop@amd.com>
4872 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
4873 * common.opt (fstreamize-loops): New.
4874 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
4875 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
4876 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
4877 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
4879 2008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4881 * tree-data-ref.c (build_empty_rdg): New.
4882 (build_rdg): Use it.
4883 * tree-data-ref.h (build_empty_rdg): Declared.
4884 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
4885 (find_vertex_for_stmt): Removed.
4886 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
4888 2008-02-21 Sebastian Pop <sebastian.pop@amd.com>
4890 * tree-loop-distribution.c (generate_builtin): After cancelling the
4891 loop tree, also delete basic blocks.
4892 (rdg_flag_uses): Stop recursion when a vertex has already been
4895 2008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4897 * graphite.c (build_scop_alpha): Removed.
4898 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
4899 and dump_dependence_graph to avoid compiler warnings.
4901 2008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4903 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
4904 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
4905 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4906 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
4907 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
4908 (initialize_dependence_polyhedron, find_vertex_for_stmt,
4909 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4910 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
4911 dump_dependence_graph): New.
4912 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
4914 (struct scop): New field loop2cloog_loop.
4915 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
4916 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
4918 2008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4920 * graphite.c (build_graphite_bb): Fix initialization
4921 of the graphite basic block.
4923 2008-02-05 Sebastian Pop <sebastian.pop@amd.com>
4925 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
4926 loop domain matrix. Pass in the number of loops contained in the
4928 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
4929 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
4930 loops that are not surrounding the current loop are not represented
4931 in the domain constraint matrix.
4932 (build_scop_iteration_domain): Initial domain constraint matrix
4933 contains only the eq/ineq, cst, and scop parameters columns.
4935 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4937 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
4938 (print_graphite_bb): Print scattering.
4940 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4942 * graphite.c (initialize_cloog_names): Initialize names of
4943 scattering variables.
4945 2009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4947 * graphite.c (dot_all_scops_1): Disable debug output while
4950 2008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4952 * graphite.c (find_transform): Change cloog output language to C.
4954 2008-01-27 Sebastian Pop <sebastian.pop@amd.com>
4956 * tree-loop-distribution.c (generate_memset_zero,
4957 generate_builtin, generate_code_for_partition,
4958 rdg_flag_all_uses): New.
4959 (rdg_flag_uses): Gather in the same partition the statements defining
4960 the VUSES of the current statement.
4961 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
4962 Gather in the same partition not only the stores to the same memory
4963 access, but also the reads.
4964 (ldist_generate_loops): Renamed ldist_gen.
4966 2008-01-24 Sebastian Pop <sebastian.pop@amd.com>
4967 Tobias Grosser <grosser@fmi.uni-passau.de>
4969 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
4970 next pointer, don't use the inner pointer.
4972 2008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
4974 * graphite.c (dot_all_scops, dot_all_scops_1): New.
4975 (find_transform): Call dot_all_1.
4976 * graphite.h (dot_all_scops): Declared.
4978 2007-12-14 Sebastian Pop <sebastian.pop@amd.com>
4980 * tree-loop-distribution.c: Fix apsi.f ICE.
4981 (create_bb_after_loop): New.
4982 (generate_loops_for_partition): Use it.
4983 * testsuite/gfortran.dg/ldist-1.f90: New.
4985 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
4986 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
4988 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4990 * graphite.c (find_transform): Dump cloog program sent to cloog.
4992 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4994 * graphite.c (initialize_cloog_names): Initialize cloog
4997 2007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4999 * graphite.c (build_scop_context): Fix typo, for the matrix
5000 format: insert '0 >= 0' instead of '-1 >= 0'.
5002 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5004 * Fix merge problems.
5006 2007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5008 * graphite.c (setup_cloog_loop): Fix typo.
5010 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5012 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5013 * tree-loop-distribution.c: Reimplemented.
5014 * tree-pass.h (pass_loop_distribution): New.
5015 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5017 * graphds.h (struct graph): New field indexes.
5018 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5020 * tree-vect-analyze.c: Remove declaration of static functions when not
5022 * tree-vectorizer.c: Same.
5023 (rename_variables_in_loop): Now extern.
5024 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5025 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5026 calling redirect_edge_and_branch_force.
5028 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5030 * tree-data-ref.c: Don't include tree-chrec.h.
5031 (debug_data_dependence_relations): New.
5032 (dump_data_dependence_relation): Call dump_data_reference on data refs
5034 (same_access_functions): Moved...
5035 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5036 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5037 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5038 struct rdg_vertex_info, ): New.
5039 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5041 (create_rdg_vertices): Initialize the htab of graph->indexes.
5042 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5043 (stmts_from_loop): Don't save LABEL_EXPR.
5044 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5045 hash_stmt_vertex_del): New.
5046 (build_rdg): Initialize rdg->indexes.
5047 (free_rdg, stores_from_loop, ref_base_address,
5048 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5049 have_similar_memory_accesses_1, ref_base_address_1,
5050 remove_similar_memory_refs): New.
5052 * tree-data-ref.h: Include tree-chrec.h.
5053 (debug_data_dependence_relations): Declared.
5054 (same_access_functions): ...here. Now static inline.
5055 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5056 ddr_dependence_level): New.
5057 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5058 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5059 RDG_MEM_READS_STMT): New.
5060 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5061 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5062 rdg_vertex_for_stmt): Declared.
5063 (struct rdg_edge): New field level.
5064 (RDGE_LEVEL, free_rdg): New.
5065 (stores_from_loop, remove_similar_memory_refs,
5066 rdg_defs_used_in_other_loops_p,
5067 have_similar_memory_accesses): Declared.
5068 (rdg_has_similar_memory_accesses): New.
5070 * lambda.h (dependence_level): New.
5071 * common.opt (ftree-loop-distribution): New.
5072 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5073 (print_loop_ir): Renamed print_loops.
5074 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5075 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5076 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5077 (tree-loop-distribution.o): Added.
5078 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5079 (mark_virtual_ops_in_bb): New.
5080 (print_loops_bb, debug_loop_num, debug_loop): New.
5081 * passes.c: Scheduled pass_loop_distribution.
5083 2007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5085 * graphite.c (scan_tree_for_params): Correct the number of columns
5087 (nb_flat_iterator): New.
5088 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5089 (build_scop_iteration_domain): Correct the number of columns for
5092 2007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5094 * Merge from mainline (129697:130800).
5096 2007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5098 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5099 dominated by SCoP's exit.
5100 (graphite_transform_loops): Compute post dominators.
5102 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5104 * Merge from mainline (127169:129697).
5106 2007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5108 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5109 parameter for the basic block that contains the expression. Use
5110 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5111 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5113 * graphite.h (gbb_loop): New.
5114 (GBB_LOOP): Removed.
5116 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5118 * Makefile.in: Fix merge problem.
5120 2007-08-03 Sebastian Pop <sebpop@gmail.com>
5122 * Merge from mainline (125309:127169).
5123 * tree-loop-distribution.c: Disabled.
5125 2007-06-05 Sebastian Pop <sebpop@gmail.com>
5127 * Merge from mainline (r123693:125309).
5129 2007-05-30 Sebastian Pop <sebpop@gmail.com>
5131 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5133 (correct_modify_p, check_statements, number_of_lvalue_uses,
5134 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5135 instead of MODIFY_EXPR.
5136 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5139 2007-05-24 Sebastian Pop <sebpop@gmail.com>
5141 * tree-loop-distribution.c (struct rdg): Replace arrays by
5142 VECs for edges and vertices.
5143 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5144 (RDGV_NB_PARTITIONS): New.
5145 (PRDG_NBV, PRDG_NBE): Removed.
5146 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5147 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5148 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5150 2007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5151 Sebastian Pop <sebpop@gmail.com>
5153 * doc/invoke.texi (-ftree-loop-distribution): Document.
5154 * tree-loop-distribution.c: New file.
5155 * tree-pass.h (pass_loop_distribution): Declared.
5156 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5157 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5159 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5160 (DDR_REVERSED_P): New.
5161 * common.opt (-ftree-loop-distribution): New.
5162 * tree-flow.h (distribute_loops): Declared.
5163 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5164 * passes.c (init_optimization_passes): Schedule loop distribution.
5166 2007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
5168 * graphite.c (print_graphite_bb): Don't call dump_data_references.
5169 (print_scop): Don't print when scop is NULL.
5170 (build_scop_context, find_transform): Don't output to stderr.
5172 2007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
5174 * tree-data-ref.c: Don't include graphite.h.
5175 Comment out the code for printing data reference's scop.
5176 (build_access_matrix_with_af): Moved...
5177 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
5178 * graphite.c (build_access_matrix_with_af): ... here. Now static.
5179 (print_graphite_bb): Print basic block's schedule.
5180 (print_scop): Don't print the schedule, call cloog's pretty printer.
5181 (bb_in_scop_p): A basic block is in a scop only if it is both
5182 dominated and postdominated by the scop's entry and exit basic blocks.
5183 (function_parameter_p): New.
5184 (invariant_in_scop_p): Use function_parameter_p.
5185 (new_scop, save_scop): New.
5186 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5188 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5189 (loop_in_scop_p): New.
5190 (scop_record_loop): Use loop_in_scop_p.
5191 (build_scop_domain): Renamed build_scop_iteration_domain.
5192 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5193 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5194 setup_cloog_loop, dot_scop_1, dot_scop): New.
5195 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5196 (struct scop): Add a pointer to cloog's representation of a program.
5198 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5200 * doc/invoke.texi (-ftree-check-verbose): Renamed
5201 -ftree-checks-verbose.
5202 * common.opt (flag_tree_check_verbose): Renamed
5203 flag_tree_checks_verbose.
5204 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5206 2007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5208 * configure: Regenerated.
5209 * config.in: Regenerated.
5210 * tree-ssa-loop.c (graphite_transforms): Execute
5211 graphite_transform_loops only when HAVE_cloog.
5212 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5213 * graphite.c: Include polylibgmp.h and cloog.h.
5214 (graphite_transform_loops): Removed loops parameter.
5215 * tree-flow.h (graphite_transform_loops): Update declaration.
5216 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5217 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5218 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5219 (OBJS-common): Remove dependence on graphite.o.
5220 (BACKEND): Depend on @GRAPHITE@.
5222 2007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5224 * doc/invoke.texi (-ftree-check-verbose): Documented.
5225 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5226 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5227 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5228 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5229 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5230 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5231 * common.opt (ftree-checks-verbose): New.
5232 * tree-check.c (tree_check_warning): Move extra stderr output
5233 under control of flag_tree_check_verbose.
5235 2007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5237 * tree-match.c: Fix comments formatting.
5238 * tree-match.h: Fix comments formatting.
5239 * tree-check.c: Fix comments formatting.
5240 (tree_check_init): Restructure.
5242 2007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5244 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5246 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5248 * Merge from mainline (r120733:123693).
5250 2007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5252 * condate.y: New file.
5253 * tree-match.h (struct patt_info_s): New field sign.
5254 (struct condate_s): New field msg.
5255 (normalize_condate, name_condate, add_condate): New.
5256 (conds[], condate_parse): Made extern.
5257 * tree-check.c (tree_check_warning): First arg changed to cond;
5258 warning reformatted.
5259 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5261 (tree_check): Process trivial condates.
5262 (read_delimited_string): Removed.
5263 (print_cond): Print name and msg.
5264 (conds[]): Made extern.
5265 (parse_tree_check_file_once): Rewritten to use the parser in
5267 Processing of option --tree_check_string moved to tree_scan().
5268 * Makefile.in: Added condate.y
5270 2007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5272 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5273 Use VECs instead of varrays.
5274 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5275 * Makefile.in (pretty-print.o): Depend on vec.h.
5276 * pretty-print.c: Include tree.h and vec.h.
5277 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5278 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5279 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5280 pp_free_list): Use VECs instead of varrays.
5281 * pretty-print.h: Do not include varray.h.
5282 (struct tree_chunk_s): Declaration moved before its use.
5283 (output_buffer): Rename varray field to chunks.
5284 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5285 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5286 save_global_holes): Use VECs instead of varrays.
5287 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5288 * tree-check.c (scan_cfg_stmts, push_node,
5289 print_matching_stmt): Removed.
5290 (tree_check_instance, push_global_holes_if_new, tree_check,
5291 execute_tree_check): Use VECs instead of varrays.
5292 (gate_tree_check): Don't execute the CFG check when basic_block_info
5295 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5297 * Merge from mainline (r115016:120733).
5299 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5301 * Merge from mainline (r117632:117661).
5303 2007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5305 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5306 * tree-pass.h (TDF_DEBUG, debug_p): New.
5307 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5308 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5309 get_loop_exit_condition, analyze_evolution_in_loop,
5310 analyze_initial_condition, analyze_scalar_evolution,
5311 instantiate_parameters, number_of_latch_executions): Use debug_p.
5312 * tree-chrec.c (chrec_apply): Use debug_p.
5313 * tree-data-ref.c: Include graphite.h.
5314 (dump_data_reference): Print also the access matrix.
5315 (analyze_array, analyze_indirect_ref, init_data_ref,
5316 analyze_offset_expr, address_analysis, object_analysis,
5317 create_data_ref, finalize_ddr_dependent,
5318 non_affine_dependence_relation, analyze_ziv_subscript,
5319 analyze_siv_subscript_cst_affine,
5320 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5321 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5322 analyze_miv_subscript, analyze_overlapping_iterations,
5323 build_classic_dist_vector, subscript_dependence_tester,
5324 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5325 (build_access_matrix_with_af): No longer static.
5326 * tree-data-ref.h (scop_p): ... declaration here.
5327 (data_reference.scop): New field.
5328 (DR_SCOP, DR_ACCESS_MATRIX): New.
5329 (build_access_matrix_with_af, dr_num_subscripts): Declared.
5330 * graphite.c (print_graphite_bb): Call dump_data_references.
5331 (print_scop): Use scop_nb_loops and scop_dim_domain.
5332 (test_for_scop_bound): Use debug_p.
5333 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
5335 (scop_loop_index): Moved...
5336 (scop_record_loop): New.
5337 (build_scop_loop_nests): Use scop_record_loop.
5338 (build_scop_domain): Use scop_dim_domain.
5339 (build_access_matrix): Implemented.
5340 (build_scop_canonical_schedules): Use scop_nb_loops.
5341 (build_graphite_bb): Initialize GBB_SCOP.
5342 * graphite.h (scop_p): Moved...
5343 (graphite_bb.scop): New field.
5344 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
5345 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
5346 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
5347 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
5348 scop_loop_index): New.
5349 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
5351 2007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
5353 * Merge from mainline (r117661:120450).
5355 2006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
5357 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
5358 at the first declaration outside the varying loop, instantiate as
5360 * tree-chrec.c (for_each_scev_op): New.
5361 * tree-chrec.h (for_each_scev_op): Declared.
5362 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
5363 * tree-data-ref.c (get_references_in_stmt,
5364 find_data_references_in_stmt): New, from trunk.
5365 (find_data_references_in_loop): Use get_references_in_stmt
5366 and find_data_references_in_loop, modified as in trunk.
5367 (build_access_matrix_with_af): New.
5368 * tree-data-ref.h (data_reference): Add a field access_matrix.
5369 (data_ref_loc): New, as in trunk.
5370 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
5371 invariant_in_scop_p, param_index, scan_tree_for_params,
5372 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
5373 idx_record_param, idx_record_params, build_access_matrix,
5374 build_scop_data_accesses, build_scop_canonical_schedules,
5375 build_graphite_bb, build_scop_bbs, find_params_in_bb,
5376 build_scop_params): New.
5377 * graphite.h (graphite_bb): New.
5378 (scop): Add fields static_schedule, params, loop_nest,
5380 * lambda.h: Declare vecs of lambda_matrix.
5381 * tree-flow.h (print_loop_ir_bb): Declared.
5382 * tree-cfg.c (print_loop_ir_bb): New.
5383 (print_loop): Use print_loop_ir_bb.
5385 2006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5387 * Merge from mainline (r115016:117632).
5389 2006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5391 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
5392 break due to a warning.
5394 2006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
5396 * graphite.c (print_scops, debug_scops): New.
5397 (graphite_transform): Renamed graphite_find_transform.
5398 * graphite.h (debug_scops): Declared.
5400 2006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
5402 * tree-match.c: Reformat following the GNU style.
5403 * tree-match.h: Reformat following the GNU style.
5404 * tree-pattern.h: Removed empty file.
5405 * Makefile.in: Remove references to tree-pattern.h.
5406 * tree-check.c: Reformat following the GNU style.
5407 (execute_tree_check): Move gate condition code to...
5408 (gate_tree_check): ...here. New function.
5409 (pass_check): Use the gate function.
5411 2006-07-04 Nic Volanschi <nic.volanschi@free.fr>
5413 * tree-pattern.h: New. Tree pattern matching and checking using
5415 * tree-check.c: New. Tree/CFG checking pass.
5416 * tree-match.c: New. Library for tree pattern matching.
5417 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
5418 * toplev.c, flags.h: Add globals for tree-check pass.
5419 * Makefile.in: Integrate the files in tree-check pass.
5420 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
5421 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
5422 Introduce a "lazy" pretty-print mode.
5423 * tree.c, tree.h: Add tree_name.
5425 2006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
5427 * doc/invoke.texi (-fgraphite): Correct typo.
5428 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
5429 use of print_loop_ir.
5430 * testsuite/gcc.dg/graphite/scop-1.c: New.
5431 * testsuite/gcc.dg/graphite/scop-2.c: New.
5432 * testsuite/gcc.dg/graphite/graphite.exp: New.
5433 * graphite.c: Include domwalk.h.
5434 (print_scop): Print only the entry and exit blocks.
5435 (debug_scop): No longer static.
5436 (affine_expr): Fix formating. Return also true when the expression is
5438 (stmt_simple_for_scop_p): Fix formating.
5439 (build_scops): Use domwalk.
5440 (get_loop_start, end_scop, test_for_scop_bound): New.
5441 (graphite_transform_loops): Avoid printing on stderr.
5442 * graphite.h (debug_scop): Declared.
5443 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
5444 * Makefile.in (graphite.o): Depend on domwalk.h.
5445 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
5446 declarations for static functions.
5447 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
5448 controlling output verbosity.
5450 2006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
5451 Plesco Alexandru <shurikx@gmail.com>
5453 * doc/invoke.texi (-fgraphite): Document.
5454 * tree-pass.h (pass_graphite_transforms): Declared.
5455 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5456 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
5457 (pass_graphite_transforms): Defined.
5458 * tree-data-ref.c (free_data_ref, data_reference): Extern.
5459 * tree-data-ref.h (free_data_ref, data_reference): Declared.
5460 * graphite.c, graphite.h: New.
5461 * common.opt (fgraphite): Declared.
5462 * tree-flow.h (graphite_transform_loops): Declared.
5463 * Makefile.in (OBJS-common): Add graphite.o.
5464 (graphite.o): New rule.
5465 * passes.c (pass_graphite_transforms): Scheduled.