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2009-11-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
9e3531b5 12009-08-25 Sebastian Pop <sebastian.pop@amd.com>
2
3 * graphite-dependences.c (graphite_legal_transform_bb): Call
4 pbb_remove_duplicate_pdrs.
5 * graphite-poly.c (can_collapse_pdr): Removed.
6 (pdr_find_duplicate): Removed.
7 (can_collapse_pdrs): New.
8 (pbb_remove_duplicate_pdrs): New.
9 (new_poly_dr): Do not look for duplicates.
10 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
11 (PBB_PDR_DUPLICATES_REMOVED): New.
12 (pbb_remove_duplicate_pdrs): Declared.
13
11b2102e 142009-08-25 Sebastian Pop <sebastian.pop@amd.com>
15
16 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
17 the strides by multiplying by PDR_NB_REFS.
18 * graphite-poly.c (can_collapse_pdr): New.
19 (pdr_find_duplicate): New.
20 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
21 Initialize PDR_NB_REFS.
22 * graphite-poly.h (struct poly_dr): Add field nb_refs.
23 (PDR_NB_REFS): New.
24 (new_poly_dr): Number of subscripts is a graphite_dim_t.
25
262009-08-25 Sebastian Pop <sebastian.pop@amd.com>
27
28 Revert one of the previous commits:
29 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
30 the computation of symmetric data dependence relations.
31 (dependency_between_pbbs_p): Same.
32
d0aaf399 332009-08-25 Sebastian Pop <sebastian.pop@amd.com>
34
35 PR middle-end/40965
36 * graphite-poly.c (apply_poly_transforms): Remove legality test before
37 any transform.
38
79698ff3 392009-08-25 Sebastian Pop <sebastian.pop@amd.com>
40
41 * graphite-dependences.c (pddr_original_scattering): Return NULL
42 for read-read dependence relations.
43 * graphite-poly.h (enum poly_dr_type): Fix comment.
44 (pdr_read_p): New.
45 (pdr_write_p): New.
46 (pdr_may_write_p): New.
47
c04f2da7 482009-08-25 Sebastian Pop <sebastian.pop@amd.com>
49
50 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
51 (struct poly_dr): Same.
52 (new_poly_dr): Same.
53 * graphite-poly.c (new_poly_dr): Same.
54
ee0d08ad 552009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
56 Sebastian Pop <sebastian.pop@amd.com>
57
58 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
59 pbb_strip_mine_time_depth. Changed the implementation so that
60 transformation is expressed as a transformation on
61 time (scatttering) dimensions. Also, ensures that the 2d+1
62 scheduling format is preserved.
63 (pbb_strip_mine_profitable_p): Profitability is based on the
64 iteration number of a given time (scattering) dimension,
65 and not on a original loop depth dimension.
66 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
67 (pbb_do_strip_mine): Call psct_dynamic_dim.
68 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
69 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
70 (pbb_nb_dynamic_scattering_transform): New.
71 (psct_dynamic_dim): New.
72
55c54afb 732009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
74
75 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
76 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
77 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
78 * graphite-interchange.c (build_linearized_memory_access): Same.
79 (memory_stride_in_loop): Same.
80
96b6d5d7 812009-08-25 Sebastian Pop <sebastian.pop@amd.com>
82
83 * graphite-dependences.c (pddr_original_scattering): New.
84 (graphite_legal_transform_dr): Call pddr_original_scattering.
85 (dot_deps_1): New.
86 (dot_deps): New.
87 * graphite-dependences.h (dot_deps): Declared.
88 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
89 (print_pdr): Print PDR_ID.
90 * graphite-poly.h (struct poly_dr): Add field id.
91 (PDR_ID): New.
92 (pbb_index): New.
93 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
94
2b3a572c 952009-08-22 Sebastian Pop <sebastian.pop@amd.com>
96
97 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
98 not delete the original dependence relation.
99
1002009-08-21 Sebastian Pop <sebastian.pop@amd.com>
101
102 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
103 the computation of symmetric data dependence relations.
104 (dependency_between_pbbs_p): Same.
105
0d6b5db2 1062009-08-21 Sebastian Pop <sebastian.pop@amd.com>
107
108 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
109 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
110 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
111 (free_poly_ddr): New.
112 (pddr_is_empty): New.
113 (dependence_polyhedron_1): Now returns a poly_ddr_p.
114 (dependence_polyhedron): Same. Remove useless gcc_assert.
115 Remove fprintfs.
116 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
117 (graphite_carried_dependence_level_k): Call pddr_is_empty.
118 * graphite-dependences.h (enum poly_dependence_kind): New.
119 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
120 (PDRP_SOURCE): Renamed PDDR_SOURCE.
121 (PDRP_SINK): Renamed PDDR_SINK.
122 (PDRP_DDP): Renamed PDDR_DDP.
123 (PDDR_KIND): New.
124 (free_poly_ddr): Declared.
125 * graphite-poly.c (new_scop): Use the new hash function names.
126 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
127 into original_pddrs.
128 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
129
1302009-08-21 Sebastian Pop <sebastian.pop@amd.com>
131
132 * Merge from mainline (150764:150992).
133
02df46c6 1342009-08-18 Sebastian Pop <sebastian.pop@amd.com>
135
136 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
137 bounds with LT_EXPR to make niter analysis more precise on code
138 generated by Graphite.
139
70a1a7a2 1402009-08-18 Sebastian Pop <sebastian.pop@amd.com>
141
142 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
143 (graphite_legal_transform_bb): Same.
144 (poly_drs_may_alias_p): Same.
145
19eec579 1462009-08-15 Sebastian Pop <sebastian.pop@amd.com>
147
148 PR middle-end/40981
149 * graphite-ppl.c (ppl_max_for_le): Correct the use of
150 ppl_Pointset_Powerset_C_Polyhedron_maximize.
151
1522009-08-13 Sebastian Pop <sebastian.pop@amd.com>
153
154 * graphite-poly.c (print_pbb): Print PBB index.
155
1562009-08-13 Sebastian Pop <sebastian.pop@amd.com>
157
158 * Merge from mainline (r150672:150764).
159
1602009-08-13 Sebastian Pop <sebastian.pop@amd.com>
161
162 * graphite-interchange.c (ppl_max_for_le): Moved...
163 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
164 * graphite-ppl.c (ppl_max_for_le): ... here.
165 * graphite-ppl.h (ppl_max_for_le): Declared.
166
1672009-08-12 Sebastian Pop <sebastian.pop@amd.com>
168
169 * Merge from mainline (r150372:150672).
170
43f8b6ab 1712009-08-11 Sebastian Pop <sebastian.pop@amd.com>
172
173 PR middle-end/40980
174 * sese.c (convert_for_phi_arg): New.
175 (add_guard_exit_phis): Use convert_for_phi_arg.
176
177 * testsuite/gfortran.dg/graphite/id-17.f: New.
178
96da1999 1792009-08-11 Sebastian Pop <sebastian.pop@amd.com>
180
181 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
182 unknown subscript upper bounds.
183
184 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
185
80020e9d 1862009-08-11 Sebastian Pop <sebastian.pop@amd.com>
187 Pranav Garg <pranav.garg2107@gmail.com>
188
189 * graphite-interchange.c (gather_access_strides): Removed.
190 (ppl_max_for_le): New.
191 (build_linearized_memory_access): New.
192 (memory_stride_in_loop): New.
193 (pbb_interchange_profitable_p): Reimplemented.
194 * graphite-ppl.h (ppl_new_id_map): New.
195 (ppl_interchange): New.
196
197 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
198
c9fce634 1992009-08-11 Sebastian Pop <sebastian.pop@amd.com>
200
201 * graphite-interchange.c (compute_subscript): Removed.
202 (compute_array_size_cstr): Removed.
203 (compute_array_size_poly): Removed.
204 (compute_array_size): Removed.
205 (gather_access_strides_poly): Removed.
206 (gather_access_strides): Empty.
207
85f74b79 2082009-08-11 Sebastian Pop <sebastian.pop@amd.com>
209
210 * graphite-dependences.c (dependence_polyhedron_1): Replace
211 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
212 (graphite_legal_transform_dr): Same.
213 (graphite_carried_dependence_level_k): Same.
214 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
215 Initialize PDR_NB_SUBSCRIPTS.
216 (print_pdr_access_layout): Replace pdr_nb_subscripts with
217 PDR_NB_SUBSCRIPTS.
218 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
219 (PDR_NB_SUBSCRIPTS): New.
220 (pdr_nb_subscripts): Removed.
221 (pdr_dim): Simplified.
222 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
223 with PDR_NB_SUBSCRIPTS.
224
19b42529 2252009-08-11 Sebastian Pop <sebastian.pop@amd.com>
226
227 * graphite-interchange.c (compute_array_size): Remove use of
228 PDR_DATA_CONTAINER.
229 * graphite-poly.c (new_poly_dr): Remove argument data_container.
230 Do not initialize PDR_DATA_CONTAINER.
231 (print_pdr): Do not print PDR_DATA_CONTAINER.
232 * graphite-poly.h (struct poly_dr): Remove data_container field.
233 (PDR_DATA_CONTAINER): Removed.
234 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
235 PDR_DATA_CONTAINER.
236 (build_poly_dr): Same.
237
9daa8810 2382009-08-11 Sebastian Pop <sebastian.pop@amd.com>
239
240 * testsuite/gcc.dg/graphite/interchange-9.c: New.
241
0835eab6 2422009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
243 Sebastian Pop <sebastian.pop@amd.com>
244
245 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
246 copy of the dependence polyhedron. Free the temporary objects.
247 (graphite_carried_dependence_level_k): Free unused objects before
248 returning.
249
250 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
251 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
252 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
253 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
254 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
255
a741358d 2562009-08-05 Sebastian Pop <sebastian.pop@amd.com>
257
258 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
259 Early return without analyzing the data dependences if no
260 transform has been done. Call restore_scattering if the transform
261 is not legal.
262 (graphite-interchange.c): Same.
263 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
264 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
265 (apply_poly_transforms): Do not gcc_assert that
266 the transform is legal.
267 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
268 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
269 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
270 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
271 * graphite-poly.h (struct poly_scattering): New.
272 (struct poly_bb): Add original, transformed, and saved fields.
273 Remove transformed_scattering, original_scattering, nb_local_variables,
274 and nb_scattering_transform fields.
275 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
276 (poly_scattering_new): New.
277 (poly_scattering_free): New.
278 (poly_scattering_copy): New.
279 (store_scattering_pbb): New.
280 (store_scattering): New.
281 (restore_scattering_pbb): New.
282 (restore_scattering): New.
283 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
284 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9daa8810 285
95b2e0d3 2862009-08-05 Sebastian Pop <sebastian.pop@amd.com>
287
288 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
289 (print_scop): Same.
290
675d86b2 2912009-08-05 Sebastian Pop <sebastian.pop@amd.com>
292
293 * Makefile.in (graphite.o): Depends on PREDICT_H.
294 * graphite.c: Include predict.h.
295 (graphite_finalize): Call tree_estimate_probability.
296 * predict.c (predict_loops): Do not call scev_initialize and
297 scev_finalize.
298 (tree_estimate_probability_bb): New.
299 (tree_estimate_probability): Do not initialize loops: move that
300 code to the driver. Call tree_estimate_probability_bb.
301 (tree_estimate_probability_driver): New.
302 (pass_profile): Use tree_estimate_probability_driver.
303 * predict.h (tree_estimate_probability): Declared.
304
525c22c4 3052009-08-05 Sebastian Pop <sebastian.pop@amd.com>
306
307 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
308 * graphite-dependences.c (graphite_legal_transform): Add time to
309 TV_GRAPHITE_DATA_DEPS.
310 (dependency_between_pbbs_p): Same.
311 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
312
3132009-08-03 Sebastian Pop <sebastian.pop@amd.com>
314
315 * Merge from mainline (r149952:150372).
316
c6bb733d 3172009-07-28 Sebastian Pop <sebastian.pop@amd.com>
318
319 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
320 * graphite-blocking.c: Same.
321 * graphite-clast-to-gimple.c: Same.
322 * graphite-dependences.c: Same.
323 * graphite-poly.c: Same.
324 * graphite-poly.h: Same.
325 * graphite-ppl.c: Same.
326 * graphite-scop-detection.c: Same.
327 * graphite-sese-to-poly.c: Same.
328 * graphite.c: Same.
329
3302009-07-28 Sebastian Pop <sebastian.pop@amd.com>
331
332 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
333 (remove_simple_copy_phi): New.
334 (remove_invariant_phi): New.
335 (simple_copy_phi_p): New.
336 (reduction_phi_p): New.
337 (gsi_for_ssa_name_def): New.
338 (insert_out_of_ssa_copy): New.
339 (insert_out_of_ssa_copy_on_edge): New.
340 (create_zero_dim_array): New.
341 (scalar_close_phi_node_p): New.
342 (rewrite_close_phi_out_of_ssa): New.
343 (rewrite_phi_out_of_ssa): New.
344 (rewrite_reductions_out_of_ssa): New.
345 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
346
347 * testsuite/gcc.dg/graphite/id-11.c: New.
348 * testsuite/gcc.dg/graphite/id-15.c: New.
349 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
350 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
351 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
352 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
353 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
354 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
355 * testsuite/gfortran.dg/graphite/id-13.f: New.
356 * testsuite/gfortran.dg/graphite/id-5.f: New.
357
3582009-07-28 Sebastian Pop <sebastian.pop@amd.com>
359
360 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
361 check that nb_reductions_in_loop is zero.
362 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
363 reduction phi nodes.
364 (nb_reductions_in_loop): Removed.
365 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
366 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
367 (bb_contains_non_iv_scalar_phi_nodes): Removed.
368 (scop_contains_non_iv_scalar_phi_nodes): Removed.
369 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
370
3712009-07-28 Sebastian Pop <sebastian.pop@amd.com>
372
373 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
374 statements that have an empty iteration domain.
375 * testsuite/gfortran.dg/graphite/id-16.f: New.
376
3772009-07-28 Sebastian Pop <sebastian.pop@amd.com>
378
379 * tree-scalar-evolution.c (instantiate_scev_1): Return
380 chrec_dont_know when the result is not above instantiate_below.
381 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
382 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
383 the tree has a known scalar evolution.
384 * testsuite/gfortran.dg/graphite/id-14.f: New.
385 * testsuite/gfortran.dg/graphite/id-15.f: New.
386
3872009-07-28 Sebastian Pop <sebastian.pop@amd.com>
388
389 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
390 insert_gsi.
391 (rename_variables): Keep inserting renames after the ones already
392 inserted.
393
3942009-07-28 Sebastian Pop <sebastian.pop@amd.com>
395
396 * graphite-sese-to-poly.c (compare_bb_depths): New.
397 (graphite_sort_dominated_info): New.
398 (build_scop_bbs_1): Call graphite_sort_dominated_info.
399 (build_scop_scattering): Fix comment.
400
4012009-07-28 Sebastian Pop <sebastian.pop@amd.com>
402
403 * graphite.c (graphite_finalize): Call print_loops instead of
404 dump_function_to_file.
405 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
406 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
407 loops generated in the graphite output file.
408 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
409 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
410 * testsuite/gfortran.dg/graphite/id-12.f: New.
411
4122009-07-24 Li Feng <nemokingdom@gmail.com>
413
414 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
415 Remove 2 XFAIL.
416
4172009-07-24 Li Feng <nemokingdom@gmail.com>
418 Tobias Grosser <grosser@fim.uni-passau.de>
419
420 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
421 alias set number build alias in ACCESSES polyhedron.
422 (build_alias_set_for_drs): New.
423 (build_pbb_drs): Added build_alias_set_for_drs.
424 * graphite-dependences.c (poly_drs_may_alias_p): New.
425 (graphite_carried_dependence_level_k): Check alias information
426 before building polyhedron.
427
4282009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
429
430 * Makefile.in (lambda-code.o): Fix formatting.
431
4322009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
433
434 * Merge from mainline (r149350-149952)
435
4362009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
437
438 * graphite-poly.c (apply_poly_transforms): Move strip_mine
439 before interchange to prepare for loop blocking.
440
4412009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
442
443 * graphite-poly.c (apply_poly_transforms): Add checks after every
444 transformation.
445 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
446 done in apply_poly_transforms.
447
4482009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
449
450 * graphite-dependences.c (build_lexicographically_gt_constraint):
451 Replace RES parameter with *RES.
452 (dependence_polyhedron_1): Pass an address of the parameter RES
453 instead of value of RES.
454
4552009-07-16 Sebastian Pop <sebastian.pop@amd.com>
456
457 * graphite.c (graphite_finalize): Fix comment.
458 (graphite_transform_loops): Reset scev info after code generation
459 of each scop.
460
4612009-07-16 Sebastian Pop <sebastian.pop@amd.com>
462
463 * graphite.c (graphite_finalize): Call scev_reset.
464
4652009-07-16 Sebastian Pop <sebastian.pop@amd.com>
466
467 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
468 GBB_CLOOG_IV_TYPES hash table twice.
469 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
470 (add_condition_to_domain): Clear GMP values.
471
4722009-07-16 Sebastian Pop <sebastian.pop@amd.com>
473
474 * graphite-dependences.c: Fix formatting.
475 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
476 (pbb_number_of_iterations): Free ppl_Linear_Expression.
477 * graphite-sese-to-poly.c: Fix formatting.
478 * graphite.c (graphite_transform_loops): Create the hash table
479 after the early return.
480
4812009-07-16 Sebastian Pop <sebastian.pop@amd.com>
482
483 * testsuite/gcc.dg/graphite/id-14.c: New.
484 * testsuite/gcc.dg/graphite/pr40157.c: New.
485 * testsuite/gfortran.dg/graphite/id-11.f: New.
486
4872009-07-16 Sebastian Pop <sebastian.pop@amd.com>
488
489 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
490 (build_poly_scop): Return false when there are no pbbs within
491 loops to avoid to pass to cloog scops with no loops.
492
4932009-07-16 Sebastian Pop <sebastian.pop@amd.com>
494
495 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
496 useless test "i % 2".
497 (build_pbb_scattering_polyhedrons): Fix formatting.
498 (build_poly_dr): Same.
499 * graphite.c (graphite_transform_loops): Restructure.
500
5012009-07-14 Razya Ladelsky <razya@il.ibm.com>
502
503 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
504 reduction_list parameter.
505 (rewrite_all_phi_nodes_with_iv): Same.
506 (canonicalize_loop_ivs): Same.
507 * tree-parloops.c (struct brli): Removed.
508 (build_reduction_list_info): Removed.
509 (build_new_reduction): New.
510 (analyze_reduction_list): Removed.
511 (gather_scalar_reductions): Find reductions instead of phi
512 nodes that can't be canonicalized.
513 (try_create_reduction_list): Remove reduction_list parameter.
514 (gen_parallel_loop): Same.
515 (parallelize_loops): Remove analyze_reductions variable,
516 initialization and free.
517 Change reduction_list htab initialization to reduction_info
518 elements instead of ssa names.
519 Call try_create_reduction_list and gen_parallel_loop without
520 analyzed_reduction argument.
521 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
522 canonicalize_loop_ivs with one less argument.
523 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
524
5252009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
526
527 * graphite-dependences.c (new_poly_dr_pair): New.
528 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
529 (new_poly_dr_pair): New.
530 (eq_poly_dr_pair_p): New.
531 (hash_poly_dr_pair_p): New.
532 * graphite-dependences.h (struct poly_dr_pair): New.
533 (eq_poly_dr_pair_p): Declared.
534 (hash_poly_dr_pair_p): Declared.
535 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
536 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
537 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
538 * Makefile.in (graphite-poly.o): Add dependence on
539 graphite-dependences.h.
540
5412009-07-14 Sebastian Pop <sebastian.pop@amd.com>
542
543 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
544 polynomials of degree > 1 pass to Graphite.
545 * tree-chrec.c (scev_is_linear_expression): Call
546 evolution_function_is_affine_multivariate_p.
547 * testsuite/gfortran.dg/graphite/id-10.f90: New.
548
5492009-07-14 Sebastian Pop <sebastian.pop@amd.com>
550
551 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
552 Instantiate scevs varying in outer loops.
553 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
554
5552009-07-14 Sebastian Pop <sebastian.pop@amd.com>
556
557 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
558 redundant constraint.
559
5602009-07-14 Sebastian Pop <sebastian.pop@amd.com>
561
562 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
563 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
564 based on the file names as in the C testsuite.
565 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
566 * testsuite/gfortran.dg/graphite/block-2.f: Same.
567 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
568 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
569 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
570 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
571 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
572 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
573 * testsuite/gfortran.dg/graphite/id-6.f: Same.
574 * testsuite/gfortran.dg/graphite/id-9.f: Same.
575 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
576 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
577 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
578
5792009-07-14 Sebastian Pop <sebastian.pop@amd.com>
580
581 * sese.c (expand_scalar_variables_call): New.
582 (expand_scalar_variables_ssa_name): Handle calls in expander.
583
5842009-07-13 Sebastian Pop <sebastian.pop@amd.com>
585
586 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
587 Expect to see the pattern twice.
588 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
589 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
590 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
591
5922009-07-13 Sebastian Pop <sebastian.pop@amd.com>
593
594 * testsuite/gcc.dg/graphite/id-10.c: New.
595 * testsuite/gcc.dg/graphite/id-12.c: New.
596 * testsuite/gfortran.dg/graphite/id-7.f: New.
597 * testsuite/gfortran.dg/graphite/id-8.f: New.
598
5992009-07-13 Sebastian Pop <sebastian.pop@amd.com>
600
601 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
602 zero.
603
6042009-07-13 Sebastian Pop <sebastian.pop@amd.com>
605
606 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
607
6082009-07-13 Sebastian Pop <sebastian.pop@amd.com>
609
610 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
611
6122009-07-10 Sebastian Pop <sebastian.pop@amd.com>
613
614 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
615 building PDR subscripts.
616
6172009-07-10 Sebastian Pop <sebastian.pop@amd.com>
618
619 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
620 computation of array sizes.
621
6222009-07-10 Sebastian Pop <sebastian.pop@amd.com>
623
624 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
625
6262009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
627
628 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
629 build_pairwise_constraint, dr_equality_constraints,
630 build_pairwise_scheduling_equality,
631 build_pairwise_scheduling_inequality, lexicographically_gt_p,
632 build_lexicographically_gt_constraint, dependence_polyhedron,
633 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
634 Move from NNC_Polyhedron to C_Polyhedron.
635 * graphite-interchange.c (compute_array_size_poly,
636 gather_access_strides): Dito.
637 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
638 free_scop, pbb_number_of_iterations): Dito.
639 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
640 pbb_dim_iter_domain, struct scop): Dito.
641 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
642 new_Cloog_Domain_from_ppl_Polyhedron,
643 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
644 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
645 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
646 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
647 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
648 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
649 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
650 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
651 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
652 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
653 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
654 build_scop_iteration_domain, build_poly_dr): Dito
655
6562009-07-09 Sebastian Pop <sebastian.pop@amd.com>
657
658 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
659 run-id-*.c files.
660 * testsuite/gcc.dg/graphite/run-id-1.c: New.
661
6622009-07-09 Sebastian Pop <sebastian.pop@amd.com>
663
664 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
665 positivity constraint on the symbolic number of iterations.
666
6672009-07-09 Sebastian Pop <sebastian.pop@amd.com>
668
669 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
670
6712009-07-09 Sebastian Pop <sebastian.pop@amd.com>
672 Tobias Grosser <grosser@fim.uni-passau.de>
673
674 * graphite-clast-to-gimple.c (build_scop_context): Removed.
675 (build_cloog_prog): Directly use SCOP_CONTEXT.
676 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
677 (free_scop): Free SCOP_CONTEXT.
678 (print_scop_context): New.
679 (print_scop): Call print_scop_context.
680 (debug_scop_context): New.
681 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
682 (struct scop): Added field context.
683 (SCOP_CONTEXT): New.
684 * graphite-sese-to-poly.c (add_param_constraints): New.
685 (build_scop_context): New.
686 (build_poly_scop): Call build_scop_context.
687
6882009-07-09 Sebastian Pop <sebastian.pop@amd.com>
689
690 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
691 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
692 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
693 * graphite-ppl.h: Include double-int.h and tree.h.
694 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
695 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
696 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
697 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
698
6992009-07-09 Sebastian Pop <sebastian.pop@amd.com>
700
701 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
702 POINTER_PLUS_EXPR for pointer types.
703 (clast_to_gcc_expression): Same.
704
7052009-07-09 Sebastian Pop <sebastian.pop@amd.com>
706
707 * graphite-poly.c (print_scattering_function): Early return when
708 PBB_TRANSFORMED_SCATTERING is not initialized.
709 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
710
7112009-07-08 Sebastian Pop <sebastian.pop@amd.com>
712
713 * tree-parloops.c (analyze_reduction_list): Remove unused variable
714 to fix bootstrap.
715
7162009-07-08 Razya Ladelsky <razya@il.ibm.com>
717
718 * tree-parloops.c (analyze_reduction_list): Change return
719 value to void.
720 (try_create_reduction_list): Move the call to
721 analyze_reduction_list to the beginining.
722 Call reduction_phi with analyzed_reductions as argument
723 instead of reduction_list.
724
7252009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
726
727 * Merge from mainline (r148296:149346)
728
7292009-07-07 Sebastian Pop <sebastian.pop@amd.com>
730
731 * graphite-scop-detection.c (graphite_can_represent_init): New.
732 (graphite_can_represent_scev): Call graphite_can_represent_init:
733 check that the initial value does not contain multiplications of
734 parameters.
735 (stmt_has_simple_data_refs_p): New.
736 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
737 (is_simple_operand): Fix formatting.
738 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
739
7402009-07-07 Sebastian Pop <sebastian.pop@amd.com>
741
742 * testsuite/gcc.dg/graphite/id-13.c: New.
743 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
744 analyze_scalar_evolution, use scalar_evolution_in_region.
745 (scan_tree_for_params_right_scev): Add extra assert.
746 (parameter_index_in_region_1): Split from parameter_index_in_region.
747 (idx_record_params): Use scalar_evolution_in_region.
748 (find_params_in_bb): Same.
749 (find_scop_parameters): Same.
750 (build_loop_iteration_domains): Same.
751 (create_linear_expr_from_tree): Same.
752 * sese.c (scalar_evolution_in_region): New.
753 * sese.h (scalar_evolution_in_region): Declared.
754 (defined_in_sese_p): New.
755 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
756 static anymore.
757 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
758 Declared.
759
7602009-07-07 Sebastian Pop <sebastian.pop@amd.com>
761
762 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
763 TREE_DATA_REF_H also implies SCEV_H.
764
7652009-07-07 Sebastian Pop <sebastian.pop@amd.com>
766
767 * graphite-poly.c (print_scop_params): New.
768 (print_scop): Call print_scop_params.
769 (debug_scop_params): New.
770 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
771
7722009-07-07 Li Feng <nemokingdom@gmail.com>
773
774 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
775 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
776 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
777 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
778 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
779 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
780
7812009-07-07 Li Feng <nemokingdom@gmail.com>
782
783 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
784 for dependency checking part.
785 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
786 tests for dependency checking.
787 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
788 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
789 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
790 flag -fdump-tree-graphite-all for autopar testsuites.
791
7922009-07-06 Sebastian Pop <sebastian.pop@amd.com>
793
794 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
795 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
796 canonicalize_loop_ivs): Moved...
797 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
798
7992009-07-06 Sebastian Pop <sebastian.pop@amd.com>
800
801 * tree-parloops.c (try_create_reduction_list): Pass an extra
802 argument analyzed_reductions. Call analyze_reduction_list.
803 (gen_parallel_loop): Do not call analyze_reduction_list.
804 (parallelize_loops): Init and finalize analyzed_reductions.
805
8062009-07-06 Li Feng <nemokingdom@gmail.com>
807
808 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
809 Added flag -fno-loop-strip-mine for autopar testcase.
810
8112009-07-04 Li Feng <nemokingdom@gmail.com>
812
813 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
814 transformed scattering dimension instead of unmatch orignal when
815 calling dependence_polyhedron.
816
8172009-06-30 Sebastian Pop <sebastian.pop@amd.com>
818
819 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
820
8212009-06-30 Sebastian Pop <sebastian.pop@amd.com>
822
823 * graphite-poly.c (pbb_number_of_iterations): Check for returned
824 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
825
8262009-06-30 Sebastian Pop <sebastian.pop@amd.com>
827
828 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
829 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
830 * graphite-poly.c (pbb_number_of_iterations): New.
831 * graphite-poly.h (pbb_number_of_iterations): Declared.
832 (pbb_iterator_dim, pbb_parameter_dim): New.
833
8342009-06-29 Sebastian Pop <sebastian.pop@amd.com>
835
836 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
837 last commit on type of lower and upper bound of loops.
838
8392009-06-29 Li Feng <nemokingdom@gmail.com>
840
841 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
842 graphite-dependences.h.
843 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
844 (mark_bb_with_pbb): New.
845 (get_stmtfor_depth): New.
846 (find_pbb_via_hash): New.
847 (dependency_in_loop_p): New.
848 (mark_loops_parallel): New.
849 (free_aux_in_new_loops): New.
850 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
851 bb with it's relevant pbb. Mark newly created loops. Remove mark
852 innermost loop parallel without checking.
853 (gloog): Add parameter BB_PBB_MAPPING.
854 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
855 (gloog): Change declaration.
856 (mark_loop_parallel): Make extern.
857 (free_aux_in_new_loops): Declare.
858 (bb_pbb_map_hash): New.
859 (eq_bb_pbb_map): New.
860 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
861 auto parallelization when flag_graphite_force_parallel is set.
862 (graphite_finalize): Added free_aux_in_new_loops.
863 * tree-parloops.c (parallelize_loops): Only generate parallel code for
864 the innermost loop that marked parallel. Use
865 flag_graphite_force_parallel instead of loop->can_be_parallel.
866 (loop_parallel_p): Move inner most checking out of function.
867
8682009-06-26 Sebastian Pop <sebastian.pop@amd.com>
869
870 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
871 type of lower and upper bound of loops signed long int.
872
8732009-06-26 Sebastian Pop <sebastian.pop@amd.com>
874
875 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
876 expression outside the loop.
877
8782009-06-26 Sebastian Pop <sebastian.pop@amd.com>
879
880 * gcc.dg/graphite/interchange-8.c: New.
881
8822009-06-26 Sebastian Pop <sebastian.pop@amd.com>
883
884 * gcc.dg/graphite/interchange-0.c: XFailed.
885 * gcc.dg/graphite/interchange-5.c: XFailed.
886 * gcc.dg/graphite/interchange-6.c: XFailed.
887
8882009-06-26 Sebastian Pop <sebastian.pop@amd.com>
889
890 * graphite-interchange.c (compute_array_size_poly): The end of the
891 recursion should return 1.
892
8932009-06-26 Sebastian Pop <sebastian.pop@amd.com>
894
895 * graphite-interchange.c (compute_array_size_cstr): Allow the
896 subscript multiplier to be -1.
897 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
898 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
899 data_container. Initializes PDR_DATA_CONTAINER.
900 (print_pdr_access_layout): New.
901 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
902 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
903 data_container.
904 (PDR_DATA_CONTAINER): New.
905 (new_poly_dr): Update declaration.
906 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
907 (build_poly_dr): Call pdr_add_data_dimensions.
908
9092009-06-26 Sebastian Pop <sebastian.pop@amd.com>
910
911 * graphite-poly.h (struct poly_dr): Fix comment.
912 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
913 (pdr_add_memory_accesses): New.
914 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
915
9162009-06-26 Sebastian Pop <sebastian.pop@amd.com>
917
918 * graphite-poly.c (print_pdrs, debug_pdrs): New.
919 (print_pbb): Add call to print_pdrs.
920 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
921
9222009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
923 Li Feng <nemokingdom@gmail.com>
924
925 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
926 (dependency_between_pbbs_p): New.
927 (lexicographically_gt_p): Assure !empty_p before polyhedron
928 intersection assign.
929 (build_lexicographically_gt_constraint): Correct lexicographically
930 judging.
931 * graphite-dependences.h: New.
932 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
933
9342009-06-24 Sebastian Pop <sebastian.pop@amd.com>
935
936 * graphite-clast-to-gimple.c (print_clast_stmt): New.
937 (gloog): Print to dump_file the generated clast.
938 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
939 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
940
9412009-06-24 Sebastian Pop <sebastian.pop@amd.com>
942
943 * graphite-poly.c (extend_scattering): Increment
944 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
945
9462009-06-24 Sebastian Pop <sebastian.pop@amd.com>
947
948 * graphite-interchange.c (compute_array_size_poly): Added exit of
949 recursion condition. Continue iterating even after the first equality.
950 (compute_array_size): Same.
951
9522009-06-24 Li Feng <nemokingdom@gmail.com>
953
954 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
955 -fdump-tree-final_cleanup to -fdump-tree-optimized.
956 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
957 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
958 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
959
9602009-06-23 Sebastian Pop <sebastian.pop@amd.com>
961
962 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
963 only when the use verifies is_gimple_reg.
964
9652009-06-23 Sebastian Pop <sebastian.pop@amd.com>
966
967 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
968 Allocate scaldims after call to unify_scattering_dimensions.
969
9702009-06-23 Sebastian Pop <sebastian.pop@amd.com>
971
972 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
973
9742009-06-23 Sebastian Pop <sebastian.pop@amd.com>
975 Albert Cohen <albert.cohen@inria.fr>
976
977 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
978 variables for the strip mining.
979
9802009-06-23 Sebastian Pop <sebastian.pop@amd.com>
981 Pranav Garg <pranav.garg2107@gmail.com>
982
983 * Makefile.in (OBJS-common): Added graphite-blocking.o.
984 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
985 (graphite-blocking.o): New rule.
986 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
987 * graphite-blocking.c: New.
988 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
989 flag_loop_strip_mine.
990 (psct_scattering_dim_for_loop_depth): New.
991 * graphite-poly.h (scop_do_strip_mine): Declared.
992 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
993 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
994 flag_loop_strip_mine.
995
9962009-06-23 Sebastian Pop <sebastian.pop@amd.com>
997
998 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
999 a GMP value and a PPL coefficient at each iteration of a loop.
1000
10012009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1002
1003 * graphite-dependences.c (dependence_polyhedron): Do not use
1004 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1005 pbb_nb_scattering_transform.
1006 (graphite_legal_transform_dr): Same.
1007 * graphite-poly.c (extend_scattering): Same.
1008 (unify_scattering_dimensions): Same.
1009 (print_scattering_function): Same.
1010 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1011 PBB_NB_LOCAL_VARIABLES.
1012 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1013 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1014 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1015 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1016 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1017 (pbb_nb_scattering_transform): New.
1018 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1019 (psco_scattering_dim): Add assert on parameters.
1020 (psct_scattering_dim): Same.
1021 (psct_scattering_dim_for_loop_depth): Declared.
1022 (psct_local_var_dim): New.
1023 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1024 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1025 correct layout, call pbb_nb_local_vars.
1026 (psct_add_local_variable, psct_add_scattering_dimension): New.
1027 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1028 Initialize PBB_NB_SCATTERING_TRANSFORM.
1029
10302009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1031
1032 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1033 (set_coef): Renamed ppl_set_coef.
1034 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1035
10362009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1037
1038 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1039 test a boolean against 1.
1040 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1041 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1042 (pbb_do_interchange): Returns true when a transform has been performed.
1043 (scop_do_interchange): Same.
1044 * graphite-poly.c (apply_poly_transforms): Use the return value of
1045 scop_do_interchange.
1046 * graphite-poly.h (scop_do_interchange): Update declaration.
1047
10482009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1049
1050 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1051 after last use.
1052 * sese.c (sese_reset_aux_in_loops): New.
1053 * sese.h (sese_reset_aux_in_loops): New.
1054
10552009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1056
1057 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1058 multiplier and multiply the constant by the multiplier.
1059 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1060 (build_poly_dr): Do not use the multiplier to define the subscript.
1061
10622009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1063
1064 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1065 compiler's data reference. Initialize PDR_CDR.
1066 (print_pdr): Call dump_data_reference.
1067 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1068 Add compiler_dr field.
1069 (PDR_BB): Renamed PDR_PBB.
1070 (PDR_CDR): New.
1071 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1072 GCC's data reference representation.
1073 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1074 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1075
10762009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1077
1078 * graphite-poly.c (print_scattering_function): Also print the layout.
1079 * graphite-poly.h (pbb_nb_local_vars): New.
1080
10812009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1082
1083 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1084
10852009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1086
1087 * graphite-poly.c (print_pdr, debug_pdr): New.
1088 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1089 (PDR_BASE): Removed.
1090
10912009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1092
1093 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1094 ltrans-{1..6,8}.c.
1095
10962009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1097
1098 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1099 subscript identification column.
1100 (pbb_do_interchange): Print to dump_file that some loops "will be
1101 interchanged". Rely on that chain of characters in the testcases.
1102 * gcc.dg/graphite/interchange-0.c: New.
1103 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1104 interchange-*.c files and compile them with -floop-interchange.
1105
11062009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1107
1108 * graphite-interchange.c (interchange_profitable_p): Renamed
1109 pbb_interchange_profitable_p.
1110
11112009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1112 Harsha Jagasia <harsha.jagasia@amd.com>
1113 Pranav Garg <pranav.garg2107@gmail.com>
1114
1115 * graphite-interchange.c (interchange_profitable_p): Make static.
1116 (pbb_interchange_loop_depths, pbb_do_interchange,
1117 scop_do_interchange): New.
1118 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1119 for flag_loop_interchange.
1120 * graphite-poly.h (scop_do_interchange): Declared.
1121 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1122 flag_loop_interchange is used.
1123
11242009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1125
1126 * graphite-dependences.c (dependence_polyhedron): Update use of
1127 pbb_nb_scattering_dims.
1128 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1129 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1130 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1131 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1132
11332009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1134
1135 * graphite.c: Cleanup foo.
1136
11372009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1138
1139 * Merge from mainline (r143684:148293).
1140 * Disabled libpcp until it gets fixed.
1141
11422009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1143 Harsha Jagasia <harsha.jagasia@amd.com>
1144
1145 * graphite-interchange.c: New.
1146 * Makefile.in (graphite-interchange.o): New.
1147 * graphite-poly.h (interchange_profitable_p): Declared.
1148 * graphite-ppl.h (value_max): New.
1149
11502009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1151
1152 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1153 * graphite-poly.h: Fix some comments.
1154 (pdr_dim): New.
1155 (pdr_scop): New.
1156
11572009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1158
1159 * graphite-poly.h
1160 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1161 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1162 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1163 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1164 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1165 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1166 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1167 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1168 * graphite-clast-to-gimple.c: Same.
1169 * graphite-dependences.c: Same.
1170 * graphite-poly.c: Same.
1171 * graphite-sese-to-poly.c: Same.
1172
11732009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1174
1175 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1176 expressions for an IV rename, as returned by clast_to_gcc_expression.
1177 (copy_renames): Rename new_name to expr.
1178 * sese.c (debug_rename_elt): Same.
1179 (get_rename): Same.
1180 (set_rename): Same.
1181 (sese_adjust_liveout_phis): Call force_gimple_operand before using
1182 the information from the rename map.
1183 (rename_variables_in_stmt): Same.
1184 (add_loop_exit_phis): Rename new_name to expr.
1185 (insert_loop_close_phis): Same.
1186 (add_guard_exit_phis): Same. Call force_gimple_operand.
1187 * sese.h (struct rename_map_elt): Rename new_name to expr.
1188 (new_rename_map_elt): Same.
1189
11902009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1191
1192 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1193 * sese.c (set_rename): Make it extern.
1194 * sese.h (set_rename): Declared.
1195
11962009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1197
1198 * graphite-poly.c (extend_scattering): Free values.
1199 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1200 Free iterators.
1201 (ppl_print_powerset_matrix): Same.
1202 * graphite-scop-detection.c (free_scops_1): New.
1203 (limit_scops): Call free_scops_1.
1204 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1205 (build_poly_dr): Free PPL coefficients.
1206 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1207
12082009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1209
1210 * graphite-dependences.c: New.
1211 * graphite-data-ref.c: Removed.
1212 * graphite-data-ref.h: Removed.
1213 * Makefile.in (graphite-data-ref.o): Removed.
1214 (graphite-dependences.o): Added.
1215 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1216 * graphite-poly.c: Same.
1217 Move the data dependence testing to graphite-dependences.c.
1218
12192009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1220
1221 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1222 from graphite_cannot_represent_loop. Code refactored.
1223 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1224
12252009-05-17 Li Feng <nemokingdom@gmail.com>
1226
1227 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1228 Cover all the testcases (not only the filtered ones).
1229
12302009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1231
1232 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1233 unnecessary check. Update comments. Move check for REAL_TYPE here.
1234 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1235 done in (stmt_simple_for_scop_p).
1236
12372009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1238
1239 * graphite.c (print_global_statistics): New.
1240 (print_graphite_scop_statistic): New.
1241 (print_graphite_statistics): New.
1242 (graphite_initialize, graphite_transform_loops): Print statistics.
1243 * graphite-scop-detection (build_scops): Print statistics.
1244 (print_graphite_scop_statistics): New.
1245 (print_graphite_statistics): New.
1246
12472009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1248
1249 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1250 (debug_clast_name_index): Removed.
1251 (debug_clast_name_indexes_1): Removed.
1252 (debug_clast_name_indexes): Removed.
1253 (clast_name_index_elt_info): Removed.
1254 (eq_clast_name_indexes): Removed.
1255 (clast_name_to_index): Removed.
1256 (new_clast_name_index): Removed.
1257 (save_clast_name_index): Removed.
1258 (save_var_name): Moved...
1259 (init_sese_params_index): Removed.
1260 (clast_name_to_gcc): Remove use of name_tree.
1261 (initialize_cloog_names): Same.
1262 (gloog): Do not call init_sese_params_index.
1263 * graphite-sese-to-poly.c (save_var_name): ...here.
1264 (parameter_index_in_region): New.
1265 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1266 (parameter_index_in_region): Removed.
1267 (is_parameter): Remove use of name_tree.
1268 * sese.h (struct name_tree): Removed.
1269 (struct sese): Remove use of name_tree. New field params_names.
1270 (SESE_PARAMS_NAMES): New.
1271 (SESE_PARAMS): Remove duplicate.
1272 (parameter_index_in_region): Removed.
1273 (sese_nb_params): Remove use of name_tree.
1274 (struct clast_name_index): New.
1275 (new_clast_name_index): New.
1276 (clast_name_to_index): New.
1277 (save_clast_name_index): New.
1278 (debug_clast_name_index): New.
1279 (debug_clast_name_indexes_1): New.
1280 (debug_clast_name_indexes): New.
1281 (clast_name_index_elt_info): New.
1282 (eq_clast_name_indexes): New.
1283
12842009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1285
1286 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1287 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1288 (graphite_loop_normal_form): Do not pass region. Do not
1289 initialize SESE_OLDIVS.
1290 (build_graphite_loop_normal_form): Update call to
1291 graphite_loop_normal_form.
1292 * sese.c (debug_oldivs): Removed.
1293 (new_sese): Do not initialize SESE_OLDIVS.
1294 (free_sese): Do not free SESE_OLDIVS.
1295 (oldiv_for_loop): Removed.
1296 * sese.h (struct sese): Remove old_ivs.
1297 (SESE_OLDIVS): Removed.
1298 (oldiv_for_loop): Removed.
1299
13002009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1301
1302 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1303 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1304 replaced by a call to newivs_to_depth_to_newiv.
1305 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1306 (clast_to_gcc_expression_red): Same.
1307 (gcc_type_for_clast_expr): Same.
1308 (gcc_type_for_clast_eq): Same.
1309 (graphite_translate_clast_equation): Same.
1310 (graphite_create_guard_cond_expr): Same.
1311 (graphite_create_new_guard): Same.
1312 (graphite_create_new_loop): Same.
1313 (build_iv_mapping): Same.
1314 (translate_clast): Same.
1315 (gloog): Same.
1316 (loop_iv_stack_patch_for_consts): Removed. *
1317 sese.c (iv_stack_entry_is_constant): Removed.
1318 (iv_stack_entry_is_iv): Removed.
1319 (loop_iv_stack_push_iv): Removed.
1320 (loop_iv_stack_insert_constant): Removed.
1321 (loop_iv_stack_pop): Removed.
1322 (loop_iv_stack_get_iv): Removed.
1323 (loop_iv_stack_get_iv_from_name): Removed.
1324 (debug_loop_iv_stack): Removed.
1325 (free_loop_iv_stack): Removed.
1326 (loop_iv_stack_remove_constants): Removed. *
1327 sese.h (iv_stack_entry_kind): Removed.
1328 (iv_stack_entry_data_union): Removed.
1329 (iv_stack_entry_struct): Removed.
1330 (iv_stack_entry_p): Removed.
1331 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1332 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1333 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1334 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1335 (gbb_loop_at_index): Fix indenting.
1336 (gbb_loop_index): Removed.
1337
13382009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1339
1340 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1341 Call clast_name_to_index.
1342
13432009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1344
1345 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1346 do not pass params. Get params from SESE_PARAMS.
1347 (clast_to_gcc_expression): Same.
1348 (clast_to_gcc_expression_red): Same.
1349 (gcc_type_for_clast_eq): Same.
1350 (graphite_translate_clast_equation): Same.
1351 (graphite_create_new_loop): Same.
1352 * sese.c (rename_variables_in_stmt): Fix comment.
1353
13542009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1355
1356 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1357 newivs_index.
1358 Call save_clast_name_index.
1359 (translate_clast): Pass newivs_index.
1360 (gloog): Create and free newivs_index.
1361
13622009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1363
1364 * graphite-clast-to-gimple.c (clast_name_index): New structure.
1365 (clast_name_index_p): New type.
1366 (debug_clast_name_index): New.
1367 (debug_clast_name_indexes_1): New.
1368 (debug_clast_name_indexes): New.
1369 (clast_name_index_elt_info): New.
1370 (eq_clast_name_indexes): New.
1371 (clast_name_to_index): New.
1372 (new_clast_name_index): New.
1373 (save_clast_name_index): New.
1374 (init_sese_params_index): New.
1375 (gloog): Call init_sese_params_index.
1376 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1377 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1378 (free_sese): Free SESE_PARAMS_INDEX.
1379 * sese.h (struct sese): Add params_index.
1380 (SESE_PARAMS_INDEX): New.
1381
13822009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1383
1384 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1385 (graphite_create_new_loop): Pass the newivs vector. Push the
1386 newly created IV to newivs.
1387 (translate_clast): Pass the newivs vector.
1388 (gloog): Create and destroy the newivs vector.
1389
13902009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1391
1392 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1393 (graphite_loop_normal_form): Initialize loop->aux with the unique
1394 IV that has been created.
1395
13962009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
1397
1398 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1399 scev with parameters in the base part. They where forbidden
1400 exidently.
1401
14022009-05-11 Li Feng <nemokingdom@gmail.com>
1403
1404 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1405 compile options by file names.
1406 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1407 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1408 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1409 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1410
14112009-05-08 Li Feng <nemokingdom@gmail.com>
1412
1413 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1414 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1415 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1416 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1417
14182009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1419
1420 * graphite-scop-detection (build_scops_1): Fix little bug introduced
1421 by final cleanup.
1422
14232009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1424
1425 * graphite-scop-detection.c (graphite_can_represent_scev): Only
1426 allow integer constant strides.
1427 (graphite_can_represent_expr): Depend on outermost_loop.
1428 (stmt_simple_memref_p, graphite_cannot_represent_loop,
1429 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1430 build_scops_1): Same.
1431 (scopdet_basic_block_info): Same and insert layered SCoP
1432 detection.
1433 (try_generate_gimple_bb): Cleanup.
1434 (build_scops): Enable data references.
1435
1436 * testsuite/gcc.dg/graphite/id-5.c: New.
1437 * testsuite/gcc.dg/graphite/id-9.c: New.
1438 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1439 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1440
14412009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1442
1443 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1444 that we have not yet built for this SCoP.
1445
14462009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1447
1448 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1449 for complex numbers.
1450
14512009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1452
1453 * graphite-ppl.c: Fix build if cloog is not available.
1454
14552009-05-04 Li Feng <nemokingdom@gmail.com>
1456
1457 * tree-parloops.c (loop_parallel_p): Remove construction of
1458 NITER and REDUCTION_LIST.
1459 (try_get_loop_niter): New.
1460 (try_create_reduction_list): New.
1461 (parallelize_loops): Bypass the failed checkings in autopar
1462 when can_be_parallel in loop structure is set to true.
1463
14642009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1465
1466 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
1467 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
1468
14692009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1470
1471 * graphite-scop-detection.c (stmt_simple_for_scop_p):
1472 Enable EQ_EXPR and NE_EXPR again.
1473
14742009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1475
1476 * graphite-scop-detection.c (graphite_can_represent_scev):
1477 Add check if scev is affine multivariate.
1478 (harmful_stmt_in_bb): Check if we can represent the conditions.
1479 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
1480 harmful_stmt_in_bb.
1481 * testsuite/gcc.dg/graphite/id-7.c: New.
1482
14832009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1484
1485 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
1486 Check all bbs in region, not only the bbs that are represented in
1487 GRAPHITE.
1488 (build_poly_scop): Add newline.
1489 * testsuite/gcc.dg/graphite/id-8.c: New.
1490
14912009-04-30 Li Feng <nemokingdom@gmail.com>
1492
1493 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
1494 when loop initialize.
1495 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
1496 * common.opt: Declare flag_graphite_force_parallel.
1497 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
1498 loop parallel.
1499 * graphite-poly.c (apply_poly_transforms): Introduce
1500 flag_graphite_force_parallel.
1501 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
1502 * toplev.c (process_options): ditto and replace a not correctly
1503 encoded space.
1504
15052009-04-30 Li Feng <nemokingdom@gmail.com>
1506
1507 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
1508 Change the call of gbb_loop_at_index and/or gbb_loop_index due
1509 to the redefinition.
1510 (compute_cloog_iv_types_1): ditto.
1511 (build_iv_mapping): ditto.
1512 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
1513 initialization.
1514 (free_gimple_bb): Removed GBB_LOOPS related free part.
1515 (build_bb_loops): Removed.
1516 * sese.h (struct gimple_bb): Removed loops.
1517 (GBB_LOOPS): Removed.
1518 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
1519 (gbb_loop_index): ditto.
1520
15212009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1522
1523 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
1524 allow non constant strides.
1525 * testsuite/gcc.dg/graphite/scop-20.c: New.
1526
15272009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1528
1529 * graphite-scop-detection.c (dot_all_scops): Fix system call
1530 return value warning.
1531 (dot_scop): Same.
1532
15332009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1534
1535 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
1536 * testsuite/gcc.dg/graphite/scop-3.c: Same.
1537
15382009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1539
1540 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
1541 build_pairwise_constraint, dr_equality_constraints,
1542 build_pairwise_scheduling_equality,
1543 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1544 build_lexicographically_gt_constraint, dependence_polyhedron,
1545 graphite_legal_transform_dr, graphite_legal_transform_bb,
1546 graphite_legal_transform): New.
1547 * graphite-poly.h (graphite_legal_transform): Declared.
1548 * graphite-sese-to-poly.c (build_poly_scop): Call to
1549 graphite_legal_transform is disabled for the moment.
1550
15512009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1552
1553 * graphite-poly.h (pbb_nb_scattering_dims): New.
1554 (pbb_nb_scattering): Use it.
1555
15562009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1557
1558 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
1559 Pointset_Powerset version of ppl_insert_dimensions.
1560 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
1561
15622009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1563
1564 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
1565
15662009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1567
1568 * graphite-poly.h: Fix comment.
1569
15702009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1571
1572 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
1573
15742009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1575
1576 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
1577 statements.
1578
15792009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1580
1581 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
1582 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
1583 conditions.
1584
15852009-04-20 Sebastian Pop <sebastian.pop@amd.com>
1586
1587 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
1588 handle EQ_EXPR and NE_EXPR.
1589
15902009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
1591
1592 * graphite-poly.h (poly_dr): Fix comment.
1593
15942009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1595 Tobias Grosser <grosser@fim.uni-passau.de>
1596
1597 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
1598 with a zero dimension polyhedron.
1599 (find_scop_parameters): Move the call to scop_set_nb_params here.
1600 (build_loop_iteration_domains): Store in loop->aux the iteration
1601 domain polyhedron.
1602 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
1603 by any loop in scop.
1604 (build_poly_scop): Do not call scop_set_nb_params.
1605
16062009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1607 Tobias Grosser <grosser@fim.uni-passau.de>
1608
1609 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
1610 add_condition_to_domain not GT_EXPR.
1611
16122009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1613
1614 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
1615 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
1616 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
1617 upper_bound_assign to calculate unions.
1618 * testsuite/gcc.dg/graphite/id-6.c: New.
1619
16202009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1621
1622 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
1623 handle abnormal edges.
1624
16252009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1626
1627 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
1628 (free_poly_bb): Also free poly_drs.
1629 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
1630 (poly_dr): Polyhedron to Pointset_Powerset.
1631 (pdr_accessp_nb_subscripts): Same.
1632 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
1633 poly_drs.
1634
16352009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1636
1637 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
1638 names into more meaningful names.
1639
16402009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1641
1642 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
1643 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
1644
16452009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1646
1647 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
1648 the reduction_list.
1649 * tree-parloops.c (rewrite_phi_with_iv): New.
1650 (rewrite_all_phi_nodes_with_iv): New.
1651 (canonicalize_loop_ivs): Call them.
1652
16532009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1654
1655 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
1656 graphite_find_data_references_in_stmt.
1657 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1658 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1659
16602009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1661
1662 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
1663
16642009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1665
1666 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
1667 instead of bb_in_region.
1668 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
1669 (build_sese_conditions): Use flag_bb_in_sese.
1670 * sese.c (register_bb_in_sese): Removed.
1671 (new_sese): Remove initialization of SESE_REGION_BBS.
1672 (free_sese): Do not free SESE_REGION_BBS.
1673 * sese.h (struct sese): Remove field region_basic_blocks.
1674 (SESE_REGION_BBS): Removed.
1675 (bb_in_sese_p): Implement in function of bb_in_region.
1676
16772009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1678
1679 * graphite-scop-detection.c (limit_scops): Deal only with single exit
1680 loops.
1681
16822009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1683
1684 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
1685 and EQ_EXPR.
1686 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
1687 (add_condition_to_domain): New.
1688 (add_condition_to_pbb): New.
1689 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
1690 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
1691
16922009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1693
1694 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
1695 ppl_Pointset_Powerset.
1696 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
1697 * graphite-poly.h (poly_bb): poly_bb.domain Same.
1698 (pbb_nb_loops): Same.
1699 * graphite-sese-to-poly.c (build_loop_iteration_domains,
1700 add_conditions_to_domain): Same.
1701 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
1702 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
1703 ppl_const_Polyhedron_t.
1704 (ppl_print_powerset_matrix): New.
1705 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
1706 ppl_print_powerset_matrix): New.
1707 (ppl_print_polyhedron_matrix): Updated.
1708
17092009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1710
1711 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
1712
17132009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1714
1715 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
1716 (print_iteration_domains, debug_iteration_domain,
1717 debug_iteration_domains): New.
1718 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
1719 debug_iteration_domains): Declared.
1720 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
1721 indenting.
1722
17232009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
1724 Sebastian Pop <sebastian.pop@amd.com>
1725
1726 * graphite-poly.h (print_iteration_domain): New.
1727 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
1728 (build_sese_conditions_1, build_sese_conditions_after,
1729 build_sese_conditions_before): New.
1730 (build_sese_conditions): Rewritten.
1731
17322009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1733 Tobias Grosser <grosser@fim.uni-passau.de>
1734
1735 Cleanup of code generation liveouts.
1736 * graphite-clast-to-gimple.c (translate_clast): Use a single
1737 rename_map instead of one per translated statement.
1738 Do not use SESE_LIVEOUT_RENAMES.
1739 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
1740 (gloog): Do not use SESE_LIVEOUT_RENAMES.
1741 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
1742 phi node of a reduction: when a loop contains a reduction used outside
1743 the loop, there should be a scalar close phi node on the exit block.
1744 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
1745 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
1746 (free_sese): Do not free them.
1747 (sese_build_liveouts_use): Do not use them.
1748 (sese_build_liveouts_bb): Same.
1749 (sese_build_liveouts): Same.
1750 (sese_insert_phis_for_liveouts): Same.
1751 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
1752 (defined_in_loop_p): New.
1753 (alive_after_loop): New.
1754 (close_phi_not_yet_inserted_p): New.
1755 (struct alep, alep_p): New.
1756 (add_loop_exit_phis): Remove from the rename_map all the names defined
1757 in the code generated loop.
1758 (insert_loop_close_phis): Traverse the rename_map passed to it.
1759 Don't use SESE_LIVEOUT_RENAMES.
1760 (default_liveout_before_guard): Renamed default_before_guard.
1761 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
1762 (graphite_copy_stmts_from_block): Do not directly call set_rename.
1763 (register_sese_liveout_renames): Removed.
1764 (copy_bb_and_scalar_dependences): Do not call it.
1765 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
1766 reduction_list.
1767 (SESE_LIVEOUT): Removed.
1768 (SESE_LIVEOUT_RENAMES): Removed.
1769 (SESE_REDUCTION_LIST): Removed.
1770 (sese_build_liveouts): Removed.
1771 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
1772 (insert_loop_close_phis): Pass a htab_t instead of a sese.
1773 (insert_guard_phis): Same.
1774 (rename_map_elt): Declare a VEC of them.
1775 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1776 trees not pointers to trees.
1777
1778 Rewrite in canonical close SSA form:
1779 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
1780 (limit_scops): Close the scop after the block containing the close phi
1781 nodes.
1782 (canonicalize_loop_closed_ssa): New.
1783 (canonicalize_loop_closed_ssa_form): New.
1784 (build_scops): Call canonicalize_loop_closed_ssa_form.
1785
1786 * graphite-sese-to-poly.c: Fix typos.
1787
17882009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1789
1790 * graphite-poly.c (print_scattering_function, print_pbb_domain):
1791 Extended.
1792 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
1793 (print_pbb): Add conditions.
1794
17952009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
1796 Sebastian Pop <sebastian.pop@amd.com>
1797
1798 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
1799 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
1800 (build_scop_bbs_1): New.
1801 (build_scop_bbs): Rewrite.
1802 * sese.h (bb_in_region): New.
1803
18042009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1805
1806 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1807 poly_drs vector.
1808 (print_scop): Style.
1809 * graphite-poly.h (poly_bb): Add drs vector.
1810 (PBB_DRS): Add accessor.
1811 * graphite-sese-to-poly.c (build_poly_dr): New.
1812 (build_pbb_drs, build_scop_drs): New.
1813 (build_poly_scop): call build_scop_drs (Disabled at the moment).
1814
18152009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1816
1817 * tree-ssa-loop.c: Include forgotten toplev.h
1818
18192009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1820
1821 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
1822 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
1823 * testsuite/gcc.dg/graphite/pr37928.c: Same
1824 * testsuite/gcc.dg/graphite/pr38409.c: Same
1825 * testsuite/gcc.dg/graphite/pr38498.c: Same
1826 * testsuite/gcc.dg/graphite/pr38559.c: Same
1827 * testsuite/gcc.dg/graphite/pr39335.c: Same
1828 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
1829 * testsuite/gfortran.dg/graphite/block-2.f: Same
1830 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
1831 with -floop-*.
1832
18332009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
1834
1835 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
1836 build_access_matrix, build_scop_data_accesses): Remove access function
1837 building. (We get a new version soon).
1838 (build_bb_loops, scan_tree_for_params_right_scev): Update.
1839 * sese.h (nb_loops_around_loop_in_sese): Remove.
1840 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
1841
18422009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
1843 Sebastian Pop <sebastian.pop@amd.com>
1844
1845 * graphite-scop-detection.c (struct scopdet_info): Rename last
1846 field to exit.
1847 (scopdet_basic_block_info, build_scops_1): Don't use
1848 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
1849
18502009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
1851 Sebastian Pop <sebastian.pop@amd.com>
1852
1853 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
1854 * sese.c (sese_build_liveouts_use): Renamed from
1855 sese_build_livein_liveouts_use. Remove liveins.
1856 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
1857 Call sese_build_liveouts_use.
1858 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
1859 Call sese_build_liveouts_bb.
1860 (new_sese, free_sese): Remove liveins.
1861 (sese_add_exit_phis_var): Deleted.
1862 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
1863 directly.
1864 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
1865
1866 * sese.h (sese): Remove num_ver and livein.
1867 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
1868
18692009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1870
1871 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
1872
18732009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1874
1875 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
1876 (build_scop_scattering): Do not use compare_prefix_loops any more.
1877 (nb_common_loops): New.
1878
18792009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1880
1881 * sese.c (get_new_name_from_old_name): Renamed get_rename.
1882 (register_old_and_new_names): Renamed set_rename.
1883
18842009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1885
1886 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
1887 of the decl from the previous commit.
1888
18892009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1890
1891 * graphite-scop-detection.c (dot_scop): New.
1892 * graphite-scop-detection.h (dot_scop): Declared.
1893
18942009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1895
1896 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
1897
18982009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1899
1900 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
1901 condition at the end of the loop.
1902 * graphite.c (graphite_initialize, graphite_finalize): Print to
1903 dump_file the compiled function.
1904 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
1905 of create_empty_loop_on_edge.
1906 (translate_clast): Update the code generation of loops for the new
1907 shape of loops.
1908 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
1909
19102009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1911
1912 Reverted the patch from 2009-03-19.
1913
19142009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
1915
1916 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1917 poly_drs vector.
1918 (print_scop): Style.
1919 * graphite-poly.h (poly_bb): Add drs vector.
1920 (PBB_DRS): Add accessor.
1921 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
1922 (build_access_matrix_with_af, build_access_matrix,
1923 build_scop_data_accesses): Delete.
1924 (build_poly_dr): New.
1925 (build_pbb_drs, build_scop_drs): New.
1926 (build_poly_scop): call build_scop_drs.
1927
19282009-03-13 Sebastian Pop <sebastian.pop@amd.com>
1929
1930 * graphite-scop-detection.c (dot_all_scops_1): Close the table
1931 once per basic block.
1932
19332009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1934
1935 * graphite-scop-detection.c (graphite_can_represent_scev): New.
1936 (graphite_can_represent_expr): Renamed from loop_affine_expr
1937 and enhanced.
1938 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
1939 (graphite_cannot_represent_loop): Add scop_entry to parameters.
1940 (scopdet_basic_block_info): Actually define entry_block.
1941 (stmt_simple_memref_p): Moved here from ...
1942
1943 * tree-data-ref.c (stmt_simple_memref_p): here.
1944 * tree-data-ref.h (stmt_simple_memref_p): Removed.
1945
19462009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1947
1948 * testsuite/gcc.dg/graphite/id-4.c: New.
1949
19502009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1951
1952 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1953 (register_old_and_new_names): Update the content of the map.
1954 When there was already a rename_map_elt in the map at that
1955 location, free it.
1956 (copy_bb_and_scalar_dependences): Do rename_variables after
1957 expand_scalar_variables.
1958 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1959 of the map. When there was already a rename_map_elt in the
1960 map at that location, free it.
1961 (translate_clast): Pass the rename_map. Do not initialize and free
1962 a rename_map per stmt_user.
1963 (gloog): Initialize and free one rename_map and pass it to
1964 translate_clast.
1965
19662009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1967
1968 * sese.c (expand_scalar_variables_stmt,
1969 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
1970 parameter.
1971 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
1972 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
1973 the gimple_stmt_iterator of the statement to be expanded.
1974 * graphite-scop-detection.c (is_simple_operand): Do handle
1975 REALPART_EXPR.
1976
19772009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1978
1979 * graphite-scop-detection.c (is_simple_operand): Do not handle
1980 REALPART_EXPR.
1981 * testsuite/gcc.dg/graphite/id-2.c: New.
1982
1983 * graphite-sese-to-poly.c (build_bb_loops,
1984 add_value_to_dim, scan_tree_for_params_right_scev,
1985 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
1986 find_params_in_bb, build_loop_iteration_domains,
1987 add_conditions_to_domain): Remove subtract.
1988
19892009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1990
1991 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
1992 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
1993 pbb_loop_at_index -> gbb_loop_at_index.
1994 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
1995 (debug_loop_vec): Delete.
1996 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
1997 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
1998 (PBB_LOOPS): Removed.
1999 (PBB_BLACK_BOX): Insert cast.
2000 (pbb_set_black_box): New setter.
2001 (pbb_loop_at_index, pbb_loop_index): Removed.
2002 (scop_set_region, scop_set_nb_params): New.
2003 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2004 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2005 (build_poly_scop): Use scop_set_nb_params.
2006 * sese.h (gimple_bb): Add LOOPS.
2007 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2008
20092009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2010
2011 Revert previous commit.
2012
20132009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2014
2015 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2016 (register_old_and_new_names): Update the content of the map.
2017 When there was already a rename_map_elt in the map at that
2018 location, free it.
2019 (copy_bb_and_scalar_dependences): Do rename_variables after
2020 expand_scalar_variables.
2021 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2022 of the map. When there was already a rename_map_elt in the
2023 map at that location, free it.
2024 (translate_clast): Pass the rename_map. Do not initialize and free
2025 a rename_map per stmt_user.
2026 (gloog): Initialize and free one rename_map and pass it to
2027 translate_clast.
2028
20292009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2030
2031 Remove forgotten line in revert.
2032
20332009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2034
2035 Revert previous commit.
2036
20372009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2038
2039 * sese.c (register_old_and_new_names): Update the content
2040 of the map. When there was already a rename_map_elt in the
2041 map at that location, free it.
2042 (copy_bb_and_scalar_dependences): Do rename_variables after
2043 expand_scalar_variables.
2044 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2045 of the map. When there was already a rename_map_elt in the
2046 map at that location, free it.
2047 (translate_clast): Pass the rename_map. Do not initialize and free
2048 a rename_map per stmt_user.
2049 (gloog): Initialize and free one rename_map and pass it to
2050 translate_clast.
2051
20522009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2053
2054 * graphite-clast-to-gimple.c (translate_clast): context_loop
2055 is never NULL.
2056
20572009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2058 Sebastian Pop <sebastian.pop@amd.com>
2059
2060 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2061 of the use of ppl_Polyhedron_map_space_dimensions.
2062
20632009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2064 Sebastian Pop <sebastian.pop@amd.com>
2065
2066 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2067 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2068 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2069 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2070 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2071 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2072 pbb_nb_params): New.
2073 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2074 nb_loops_around_pbb): Adapt return types.
2075
20762009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2077
2078 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2079 graphite-clast-to-gimple.o, graphite-data-ref.o,
2080 graphite-scop-detection.o, graphite-poly.o): Add
2081 more headers.
2082
20832009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2084
2085 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2086 graphite-clast-to-gimple.o, graphite-data-ref.o,
2087 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2088
20892009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2090
2091 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2092 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2093 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2094 * testsuite/gcc.dg/graphite/block-0.c: Same.
2095 * testsuite/gcc.dg/graphite/block-1.c: Same.
2096 * testsuite/gcc.dg/graphite/block-2.c: Same.
2097 * testsuite/gcc.dg/graphite/block-3.c: Same.
2098 * testsuite/gcc.dg/graphite/block-4.c: Same.
2099 * testsuite/gcc.dg/graphite/block-5.c: Same.
2100 * testsuite/gcc.dg/graphite/block-6.c: Same.
2101 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2102 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2103 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2104 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2105 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2106 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2107 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2108 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2109 * opts.c: Remove -floop-block from -O2.
2110 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2111 -floop-strip-mine are used.
2112
21132009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2114 Sebastian Pop <sebastian.pop@amd.com>
2115
2116 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2117 dimensions.
2118 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2119 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2120 strip_mine_profitable_p, is_interchange_valid,
2121 graphite_trans_bb_block, graphite_trans_loop_block,
2122 graphite_trans_scop_block): Temporary removed.
2123 (extend_scattering, unify_scattering_dimensions): New.
2124 (print_scattering_function, graphite_read_transforms):
2125 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2126 (graphite_generate_scattering_fns): Removed.
2127 (apply_poly_transforms): Cleanup.
2128 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2129 (schedule_to_scattering): Moved.
2130 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2131 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2132 (pbb_nb_scattering): New.
2133 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2134 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2135 Removed.
2136 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2137 shift_poly.
2138 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2139 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2140 -> PBB_TRANSFORMED_SCATTERING.
2141 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2142 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2143 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2144 (check_poly_representation): Do not return bool.
2145 (graphite_transform_loops): Reformat.
2146 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2147
21482009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2149
2150 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2151 debug_pbb_domain, debug_pbb, debug_scop): New.
2152 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2153 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2154
21552009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2156
2157 PR middle-end/39335
2158 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2159 when the type precision of the induction variable should be
2160 larger than the type precision of nit.
2161 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2162 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2163 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2164
2165 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2166 * testsuite/gcc.dg/graphite/pr39335.c: New.
2167
21682009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2169
2170 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2171 SSA_NAMES not struct reduction_info.
2172
21732009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2174
2175 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2176
21772009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2178 Tobias Grosser <grosser@fim.uni-passau.de>
2179
2180 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2181 (free_sese): Free SESE_REDUCTION_LIST.
2182 * sese.h (struct sese): Add field reduction_list.
2183 (SESE_REDUCTION_LIST): New.
2184 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2185 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2186
21872009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2188 Tobias Grosser <grosser@fim.uni-passau.de>
2189
2190 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2191 of loop_p.
2192
21932009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2194 Tobias Grosser <grosser@fim.uni-passau.de>
2195
2196 * tree-parloops.c (struct brli, build_reduction_list_info,
2197 analyze_reduction_list, gather_scalar_reductions): New.
2198 (loop_parallel_p): Build a reduction list containing only
2199 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2200 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2201 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2202 * tree-flow.h (gather_scalar_reductions): Declared.
2203
22042009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2205
2206 PR middle-end/39308
2207 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2208 number_of_iterations_exit from a gcc_assert.
2209
22102009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2211 Jan Sjodin <jan.sjodin@amd.com>
2212
2213 * output.h (graphite_out_file, graphite_in_file): Declared.
2214 * toplev.c (graphite_out_file, graphite_in_file): New.
2215 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2216 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2217 Don't call schedule_to_scattering.
2218 * common.opt (fgraphite-write, fgraphite-read): New.
2219 * graphite-poly.c: Include output.h.
2220 (print_scattering_function, print_scattering_functions,
2221 debug_scattering_function, debug_scattering_functions,
2222 graphite_write_transforms, graphite_read_transforms,
2223 graphite_generate_scattering_fns): New.
2224 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2225 Call graphite_generate_scattering_fns, graphite_write_transforms,
2226 graphite_read_transforms.
2227 (new_poly_bb): Initialize PBB_SCATTERING.
2228 (free_poly_bb): Free PBB_SCATTERING.
2229 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2230 * graphite-poly.h (struct poly_bb): Add field scattering.
2231 (PBB_SCATTERING): New.
2232 (print_scattering_function, print_scattering_functions,
2233 debug_scattering_function, debug_scattering_functions): Declared.
2234 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2235 GMP values, not integers!
2236 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2237 ppl_read_polyhedron_matrix): New.
2238 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2239 debug_ppl_polyhedron_matrix,
2240 ppl_read_polyhedron_matrix): Declared.
2241 * Makefile.in (graphite-poly.o): Depends on output.h.
2242
22432009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2244 Tobias Grosser <grosser@fim.uni-passau.de>
2245
2246 Revert this change:
2247 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2248 scalar evolutions in the scop_entry->loop_father.
2249
22502009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2251 Tobias Grosser <grosser@fim.uni-passau.de>
2252
2253 * graphite.h (ref_nb_loops): Remove declaration.
2254 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2255 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2256 debug_gbb): Moved to sese.h.
2257 * sese.h: As said.
2258
22592009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2260 Tobias Grosser <grosser@fim.uni-passau.de>
2261
2262 * graphite-data-ref.[ch]: Disable.
2263
22642009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2265 Tobias Grosser <grosser@fim.uni-passau.de>
2266
2267 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2268 scalar evolutions in the scop_entry->loop_father.
2269
22702009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2271
2272 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2273 (graphite_cannot_represent_loop_niter): Renamed
2274 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2275 (limit_scops): build_sese_loop_nests does not return a bool.
2276 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2277 * sese.c (nb_reductions_in_loop): ... from here.
2278 (graphite_loop_normal_form): ... from here.
2279 (sese_record_loop): Does not fail, so does not return a bool.
2280 (build_sese_loop_nests): Same.
2281 * sese.h (build_sese_loop_nests): Update declaration.
2282 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2283 (build_graphite_loop_normal_form): New.
2284 (gloog): Call build_graphite_loop_normal_form.
2285 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2286 build_sese_loop_nests.
2287
2288 * testsuite/gcc.dg/graphite/id-1.c: New.
2289
22902009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2291 Tobias Grosser <grosser@fim.uni-passau.de>
2292
2293 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2294 The SCoP detection fix is sufficient.
2295
22962009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2297
2298 PR tree-optimization/39260
2299 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2300 the basic block contains a condition with a real type.
2301 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2302
2303 * gcc.dg/graphite/pr39260.c: New.
2304
23052009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2306
2307 * graphite-poly.c: Inlcude params.h.
2308 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2309 the size of a tile.
2310 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2311 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2312
23132009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2314 Tobias Grosser <grosser@fim.uni-passau.de>
2315
2316 * graphite-scop-detection.c (dot_all_scops_1,
2317 dot_all_scops): Moved here.
2318 * graphite-scop-detection.h (dot_all_scops): Declared here.
2319 * graphite.c (graphite_initialize, graphite_finalize): New.
2320 (graphite_transform_loops): Cleaned up.
2321 * sese.c (debug_oldivs): Moved here.
2322 * graphite-poly.c (graphite_apply_transformations): Renamed
2323 apply_poly_transforms.
2324 (debug_loop_vec): Moved here.
2325 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2326 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2327 find_scop_parameters, build_scop_iteration_domain,
2328 add_conditions_to_constraints, build_scop_canonical_schedules,
2329 build_scop_data_accesses): Now static.
2330 (build_poly_scop, check_poly_representation): New.
2331
23322009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2333
2334 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2335 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2336 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2337 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2338 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2339 scan_tree_for_params, struct irp_data, dx_record_params,
2340 find_params_in_bb, find_scop_parameters, gbb_from_bb,
2341 build_loop_iteration_domains, add_conditions_to_domain,
2342 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2343 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2344 build_sese_conditions, add_conditions_to_constraints,
2345 build_scop_iteration_domain, build_access_matrix_with_af,
2346 build_access_matrix,
2347 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2348
2349 * graphite-sese-to-poly.c: New.
2350 * graphite-sese-to-poly.h: New.
2351
2352 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2353
23542009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2355
2356 * graphite.c: Split graphite code generation to a new file.
2357 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2358 max_precision_type, clast_to_gcc_expression_red,
2359 clast_to_gcc_expression, gcc_type_for_clast_expr,
2360 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2361 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2362 graphite_create_new_guard, clast_get_body_of_loop,
2363 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2364 graphite_create_new_loop, build_iv_mapping, copy_renames,
2365 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2366 compute_cloog_iv_types, free_scattering, save_var_name,
2367 initialize_cloog_names, build_scop_context, build_cloog_prog,
2368 set_cloog_options, debug_clast_stmt, scop_to_clast,
2369 print_generated_program, debug_generated_program,
2370 gloog): Moved to graphite-clast-to-gimple.c.
2371
2372 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2373
2374 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2375 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2376 loop_iv_stack_pop, loop_iv_stack_get_iv,
2377 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2378 free_loop_iv_stack, loop_iv_stack_remove_constants,
2379 debug_rename_elt, debug_rename_map_1, debug_rename_map,
2380 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2381 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2382 eq_ivtype_map_elts, sese_add_exit_phis_edge,
2383 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2384 get_vdef_before_sese, sese_adjust_vphi,
2385 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2386 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2387 is_iv, expand_scalar_variables_ssa_name,
2388 expand_scalar_variables_expr, expand_scalar_variables_stmt,
2389 expand_scalar_variables, rename_variables, remove_condition,
2390 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2391 add_loop_exit_phis, insert_loop_close_phis, struct igp,
2392 default_liveout_before_guard, add_guard_exit_phis,
2393 insert_guard_phis, register_old_and_new_names,
2394 graphite_copy_stmts_from_block, register_sese_liveout_renames,
2395 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2396 if_region_set_false_region, create_if_region_on_edge,
2397 move_sese_in_condition): Moved to sese.c.
2398
2399 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2400 if_region_exit, if_region_get_condition_block,
2401 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2402 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2403 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2404 ivtype_map_elt, new_ivtype_map_elt,
2405 recompute_all_dominators): Moved to sese.h.
2406
2407 * graphite-clast-to-gimple.c: New.
2408 * graphite-clast-to-gimple.h: New.
2409 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2410 * sese.c: Modified as said above.
2411 * sese.h: Same.
2412
24132009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2414
2415 * graphite.c: Split scop detection to a new file.
2416 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2417 move_sd_regions, loop_affine_expr, exclude_component_ref,
2418 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2419 graphite_cannot_represent_loop_niter, struct scopdet_info,
2420 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2421 find_single_entry_edge, find_single_exit_edge,
2422 create_single_entry_edge, sd_region_without_exit,
2423 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2424 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2425 Moved to graphite-scop-detection.c.
2426
2427 * graphite-scop-detection.c: New.
2428 * graphite-scop-detection.h: New.
2429 * Makefile.in: Add new rule for graphite-scop-detection.o.
2430
2431 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2432 tree-scalar-evolution.h.
2433 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2434 build_sese_loop_nests): Moved here from graphite.c.
2435 (param_index): Renamed parameter_index_in_region.
2436
24372009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2438 Sebastian Pop <sebastian.pop@amd.com>
2439
2440 * gcc.dg/graphite/block-0.c: Expected to fail now.
2441 * gcc.dg/graphite/block-1.c: Same.
2442 * gcc.dg/graphite/block-5.c: Same.
2443 * gcc.dg/graphite/block-6.c: Same.
2444
24452009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2446 Sebastian Pop <sebastian.pop@amd.com>
2447
2448 * graphite.h: Separate from graphite_bb_p the polyhedral
2449 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2450 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2451 graphite-data-ref.h.
2452 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2453 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2454 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2455 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2456 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2457 scop_nb_params): Moved to graphite-poly.h.
2458 * graphite-data-ref.c: Same.
2459 * graphite-data-ref.h: New.
2460 * graphite.c: Same.
2461 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2462 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2463 is_interchange_valid, graphite_trans_bb_block,
2464 graphite_trans_loop_block, scop_max_loop_depth,
2465 graphite_trans_scop_block, graphite_apply_transformations,
2466 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
2467 graphite-poly.c.
2468 * graphite-poly.h: New.
2469 * graphite-poly.c: New.
2470 * Makefile.in (OBJS-common): Add graphite-poly.o.
2471 (graphite-poly.o): New rule.
2472 * tree-data-ref.h (struct data_reference): Remove unused scop field.
2473 (DR_SCOP): Removed.
2474
24752009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2476 Tobias Grosser <grosser@fim.uni-passau.de>
2477
2478 * graphite.c: Replace gb -> gbb.
2479 * graphite.h: Same.
2480 * graphite-data-ref.c: Same.
2481
24822009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2483 Tobias Grosser <grosser@fim.uni-passau.de>
2484
2485 * Makefile.in (OBJS-commmon): Add sese.o.
2486 (sese.o): New.
2487 (graphite.o): Add sese.h.
2488 * graphite.c (bb_in_ss_p, loop_in_sese_p,
2489 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
2490 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
2491 Move to sese.
2492 (block_before_scop): Add missing return.
2493 (new_scop, free_scop): Remove SESE data structures.
2494 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
2495 find_scop_parameters, build_loop_iteration_domains,
2496 add_conditions_to_domain, register_scop_liveout_renames,
2497 copy_bb_and_scalar_dependences): Scop -> SESE.
2498
2499 (add_conditions_to_domain): SCoP -> SESE and remove check
2500 (scop_contains_non_iv_scalar_phi_nodes): New.
2501 (build_scop_conditions_1, build_scop_conditions): Remove check for
2502 non iv scalar phi nodes.
2503 (print_scop_statistics): New.
2504 (graphite_transform_loops): Cleanup.
2505
2506 * graphite.h: Move to sese & cleanup.
2507 * sese.c: New.
2508 * sese.h: New.
2509
25102009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2511 Tobias Grosser <grosser@fim.uni-passau.de>
2512
2513 * graphite.c (build_scop_conditions_1): Conditions are only
2514 at the end of a basic block.
2515
25162009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2517 Tobias Grosser <grosser@fim.uni-passau>
2518
2519 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
2520 field.
2521 (GBB_ALPHA): Removed.
2522
25232009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2524 Tobias Grosser <grosser@fim.uni-passau.de>
2525
2526 * graphite-data-ref.c (graphite_test_dependence): Don't use
2527 GBB_DYNAMIC_SCHEDULE.
2528 * graphite.c (new_graphite_bb): Same.
2529 (free_graphite_bb): Same.
2530 (build_scop_dynamic_schedules): Removed.
2531 (graphite_transform_loops): Don't call it.
2532 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
2533 (GBB_DYNAMIC_SCHEDULE): Removed.
2534
25352009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2536 Tobias Grosser <grosser@fim.uni-passau.de>
2537
2538 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
2539 (print_graphite_bb): Same.
2540 (build_cloog_prog): Same.
2541
25422009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2543 Tobias Grosser <grosser@fim.uni-passau.de>
2544
2545 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
2546
25472009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2548 Tobias Grosser <grosser@fim.uni-passau.de>
2549
2550 * graphite.c (build_scop_context): Don't use CloogMatrix.
2551 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
2552 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2553
25542009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2555 Tobias Grosser <grosser@fim.uni-passau.de>
2556
2557 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
2558 liveout_renames, add_params fields...
2559 (struct sese): ... here.
2560 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
2561 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2562
25632009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2564 Tobias Grosser <grosser@fim.uni-passau.de>
2565
2566 * graphite.c (print_scop): Do not print the CLooG program.
2567 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
2568 build_cloog_prog, gloog): Don't use SCOP_PROG.
2569 (find_transform): Renamed scop_to_clast.
2570 (print_generated_program, debug_generated_program): New.
2571 (graphite_transform_loops): Adapt to new interface.
2572 * graphite.h (struct scop): Remove program field.
2573 (SCOP_PROG): Removed.
2574 (print_generated_program, debug_generated_program): Declared.
2575
25762009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2577
2578 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
2579 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
2580 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
2581 free_graphite_bb, build_scop_canonical_schedules,
2582 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
2583 schedules are now represented using a ppl_Linear_Expression_t.
2584 * graphite.h (struct graphite_bb): Same.
2585 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
2586 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2587
25882009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2589
2590 * graphite.c: Free local memory.
2591 * graphite-ppl.c: Same.
2592
25932009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2594
2595 * graphite.c (const_column_index, get_first_matching_sign_row_index,
2596 get_lower_bound_row, get_upper_bound_row, copy_constraint,
2597 swap_constraint_variables, scale_constraint_variable): Removed.
2598 (graphite_trans_bb_strip_mine): Remove pong.
2599 * graphite-ppl.c: Include missing header files.
2600 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
2601 * graphite-ppl.h (ppl_strip_loop): Declared.
2602 * Makefile.in (graphite-ppl.o): Adjust dependences.
2603
26042009-02-14 Sebastian Pop <sebastian.pop@amd.com>
2605
2606 * graphite.c (build_loop_iteration_domains): Remove ping pong.
2607 (build_scop_iteration_domain): Same.
2608
26092009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2610
2611 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2612 ping pong.
2613 (add_value_to_dim, scan_tree_for_params_right_scev,
2614 scan_tree_for_params_int): New.
2615 * graphite-ppl.c (oppose_constraint): New.
2616 (insert_constraint_into_matrix): Implement missing cases.
2617 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2618
26192009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2620
2621 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2622 use ppl_move_dimension.
2623
26242009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2625
2626 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
2627 * graphite.c: Same.
2628 * graphite.h: Same.
2629 * graphite-ppl.c: Same.
2630 * graphite-ppl.h: Same.
2631
26322009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2633
2634 Revert last 3 commits.
2635
26362009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2637
2638 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2639 ping pong.
2640 (add_value_to_dim, scan_tree_for_params_right_scev,
2641 scan_tree_for_params_int): New.
2642 * graphite-ppl.c (oppose_constraint): New.
2643 (insert_constraint_into_matrix): Implement missing cases.
2644 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2645
26462009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2647
2648 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2649
26502009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2651 Tobias Grosser <grosser@fim.uni-passau.de>
2652
2653 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2654 use ppl_move_dimension.
2655 * graphite-ppl.c (ppl_move_dimension): New.
2656 * graphite-ppl.h (ppl_move_dimension): Declared.
2657
26582009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2659
2660 * graphite.c: Do not include cloog/cloog.h.
2661 (print_graphite_bb): Remove ping pong, call PPL print function.
2662
26632009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
2664
2665 * Makefile.in (OBJS-common): Add graphite-ppl.o.
2666 (graphite.o): Add dependence on graphite-ppl.h.
2667 (graphite-ppl.o): New.
2668 (graphite-data-ref.c): Ping pong between PPL data structures
2669 and matrices.
2670 * graphite-ppl.c: New.
2671 * graphite-ppl.h: New.
2672 * graphite.c: Include graphite-ppl.h.
2673 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
2674 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
2675 Ping pong between PPL data structures and matrices.
2676 (new_graphite_bb): Create a PPL constraint system.
2677 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
2678 (build_loop_iteration_domains): Use PPL functions.
2679 * graphite.h: Include graphite-ppl.h. Fix comments.
2680 (graphite_bb): Use a ppl_Constraint_System_t instead of
2681 CloogMatrix for representing the domain.
2682 (scop): Remove static_schedule.
2683 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
2684
26852009-02-06 Sebastian Pop <sebastian.pop@amd.com>
2686
2687 * graphite.c: Fix some comments.
2688
26892009-02-05 Sebastian Pop <sebastian.pop@amd.com>
2690
2691 PR middle-end/38953
2692 * graphite.c (if_region_set_false_region): After moving a region
2693 in the false branch of a condition, remove the empty dummy
2694 basic block.
2695 (gloog): Remove wrong fix for PR38953.
2696
26972009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2698
2699 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
2700 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
2701 register_bb_in_sese, new_sese, free_sese): Moved.
2702 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
2703 outermost_loop_in_scop, build_scop_iteration_domain,
2704 expand_scalar_variables_ssa_name, get_vdef_before_scop,
2705 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
2706 Use loop_in_sese_p instead of loop_in_scop_p.
2707 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
2708 (free_scop): Do not free SCOP_BBS_B.
2709 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
2710 ref_nb_loops): Moved here...
2711 * graphite.h (ref_nb_loops): ... from here.
2712 (struct scop): Remove bbs_b bitmap.
2713 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
2714 * testsuite/gcc.dg/graphite/scop-19.c: New
2715
27162009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2717
2718 * graphite.c (scopdet_basic_block_info): Fix bug in scop
2719 detection.
2720
27212009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2722
2723 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
2724 eq_loop_to_cloog_loop): Remove.
2725 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
2726 * graphite.h (struct scop): Remove loop2cloog_loop.
2727 (loop_domain_dim, loop_iteration_vector_dim): Remove.
2728
27292009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2730
2731 * opts.c (decode_options): Only add graphite options to O2
2732 if we compile with graphite enabled.
2733
27342009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2735
2736 * Merge from mainline (r143163:143684).
2737
27382009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2739
2740 * graphite.c (debug_value): Removed.
2741 * graphite.h (debug_value): Removed.
2742
27432009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2744
2745 * passes.c (init_optimization_passes): Do not call pass_copy_prop
2746 after graphite: pass_copy_prop does not maintain a proper loop closed
2747 SSA form. pass_copy_prop should be fixed.
2748
27492009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2750
2751 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2752
27532009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2754
2755 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2756 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2757 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2758 changed the CFG.
2759
27602009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2761
2762 * graphite.c (gloog): Return true when code gen succeeded.
2763 (graphite_transform_loops): Do not call cleanup_tree_cfg if
2764 the code of the function did not changed. After cleanup_tree_cfg
2765 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
2766 form.
2767
27682009-01-19 Sebastian Pop <sebastian.pop@amd.com>
2769
2770 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2771 gimple_call_lhs is NULL.
2772
27732009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2774 Tobias Grosser <tobi.grosser@amd.com>
2775
2776 * graphite.c (graphite_trans_scop_block): Do not block single
2777 nested loops.
2778
27792009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2780 Tobias Grosser <tobi.grosser@amd.com>
2781
2782 * graphite.c (build_scop_canonical_schedules): Start schedules at
2783 zero.
2784
27852009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2786 Tobias Grosser <tobi.grosser@amd.com>
2787
2788 * graphite.c (compare_prefix_loops): New.
2789 (build_scop_canonical_schedules): Rewritten.
2790 (graphite_transform_loops): Move build_scop_canonical_schedules
2791 after build_scop_iteration_domain.
2792
27932009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2794 Tobias Grosser <tobi.grosser@amd.com>
2795
2796 * graphite.c (add_conditions_to_domain): Add the loops to
2797 the dimension of the iteration domain. Do copy the domain
2798 only when it exists.
2799 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2800 (add_conditions_to_constraints): New.
2801 (can_generate_code_stmt, can_generate_code): Removed.
2802 (gloog): Do not call can_generate_code.
2803 (graphite_transform_loops): Call add_conditions_to_constraints
2804 after building the iteration domain.
2805
28062009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2807 Tobias Grosser <tobi.grosser@amd.com>
2808 Jan Sjodin <jan.sjodin@amd.com>
2809
2810 * graphite.c (scan_tree_for_params): On substractions negate
2811 all the coefficients of the term.
2812 (clast_to_gcc_expression_red): New. Handle reduction expressions
2813 of more than two operands.
2814 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2815 (get_vdef_before_scop): Handle also the case of default definitions.
2816
28172009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2818
2819 PR middle-end/38431
2820 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2821 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2822 (gloog): Do not call cleanup_tree_cfg.
2823 (graphite_transform_loops): Call cleanup_tree_cfg after all
2824 scops have been code generated.
2825
28262009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2827
2828 * passes.c (init_optimization_passes): Schedule after
2829 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
2830
28312009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2832
2833 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
2834 Fix comment.
2835 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
2836 Set the type of an expression to the type of its assign statement.
2837 (expand_scalar_variables_expr): Do not pass loop_p.
2838 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2839 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2840 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2841
28422009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2843
2844 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
2845 an expression to the gimple_expr_type of its assign statement.
2846 (expand_scalar_variables_expr): Stop recursion on tcc_constant
2847 or tcc_declaration.
2848
28492009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2850
2851 PR tree-optimization/38786
2852 * testsuite/gcc.dg/graphite/pr38786.c: New.
2853 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2854 the SSA_NAME case of expand_scalar_variables_expr.
2855 (expand_scalar_variables_expr): Also gather the scalar computation
2856 used to index the memory access.
2857 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2858 the gimple_stmt_iterator where it inserts new code.
2859
28602009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2861
2862 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2863
28642009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2865
2866 * opts.c (decode_options): Enable flag_graphite_identity and
2867 flag_loop_block in -O2 and above.
2868
28692009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2870
2871 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
2872 Fix merge problem: replace with the file from trunk.
2873
28742009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2875
2876 * Merge from mainline (r141727:143163).
2877
28782009-01-07 Sebastian Pop <sebastian.pop@amd.com>
2879 Jan Sjodin <jan.sjodin@amd.com>
2880
2881 PR tree-optimization/38559
2882 * testsuite/gcc.dg/graphite/pr38559.c: New.
2883
2884 * graphite.c (debug_value, copy_constraint,
2885 swap_constraint_variables, scale_constraint_variable, ): New.
2886 (get_lower_bound, get_upper_bound): Removed.
2887 (graphite_trans_bb_strip_mine): Clean up this code that works
2888 only for constant number of iterations. Fully copy upper and
2889 lower bound constraints, not only the constant part of them.
2890 * graphite.h (debug_value): Declared.
2891
28922009-01-06 Jan Sjodin <jan.sjodin@amd.com>
2893
2894 PR tree-optimization/38492
2895 PR tree-optimization/38498
2896 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2897 * tree-chrec.h (scev_is_linear_expression): Declared.
2898 * graphite.c (graphite_cannot_represent_loop_niter): New.
2899 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2900 (graphite_loop_normal_form): Use gcc_assert.
2901 (scan_tree_for_params): Use CASE_CONVERT.
2902 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2903 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2904 Use gcc_assert. Discard scops that contain unhandled cases.
2905 (build_scop_conditions): Return a boolean status for unhandled cases.
2906 (strip_mine_profitable_p): Print the loop number, not its depth.
2907 (is_interchange_valid): Pass the depth of the loop nest, don't
2908 recompute it wrongly.
2909 (graphite_trans_bb_block): Same.
2910 (graphite_trans_bb_block): Print tentative of loop blocking.
2911 (graphite_trans_scop_block): Do not print that the loop has been
2912 blocked.
2913 (graphite_transform_loops): Do not handle scops that contain condition
2914 scalar phi nodes.
2915
2916 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
2917 in trunk.
2918 * testsuite/gcc.dg/graphite/block-0.c: Update test.
2919 * testsuite/gcc.dg/graphite/block-1.c: Same.
2920 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
2921 blocking.
2922 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
2923 * testsuite/gcc.dg/graphite/block-3.c: New.
2924 * testsuite/gcc.dg/graphite/pr38498.c: New.
2925
29262008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
2927
2928 PR tree-optimization/38510
2929 * gcc.dg/graphite/pr38510.c: New.
2930 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2931 (translate_clast): Call recompute_all_dominators before
2932 graphite_verify.
2933 (gloog): Call recompute_all_dominators before graphite_verify.
2934
29352008-12-12 Sebastian Pop <sebastian.pop@amd.com>
2936
2937 PR tree-optimization/38492
2938 * graphite.c (rename_map_elt, debug_rename_elt,
2939 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2940 rename_map_elt_info, eq_rename_map_elts,
2941 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2942 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2943 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2944 (sese_build_livein_liveouts): New.
2945 (new_sese, free_sese): New.
2946 (new_scop): Call new_sese.
2947 (free_scop): Call free_sese.
2948 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2949 (register_old_new_names): Renamed register_old_and_new_names.
2950 (register_scop_liveout_renames, add_loop_exit_phis,
2951 insert_loop_close_phis, struct igp,
2952 default_liveout_before_guard, add_guard_exit_phis,
2953 insert_guard_phis, copy_renames): New.
2954 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2955 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2956 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2957 (scop_adjust_phis_for_liveouts): New.
2958 (gloog): Call scop_adjust_phis_for_liveouts.
2959
2960 * graphite.h (struct sese): Documented. Added fields liveout,
2961 num_ver and livein.
2962 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2963 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2964 (struct scop): Added field liveout_renames.
2965 (SCOP_LIVEOUT_RENAMES): New.
2966
29672008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2968
2969 PR tree-optimization/38409
2970 * gcc.dg/graphite/pr38409.c: New.
2971 * graphite.c (nb_reductions_in_loop): Use simple_iv.
2972
29732008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2974
2975 * graphite.c (gcc_type_for_cloog_iv): By default return
2976 integer_type_node.
2977 (graphite_create_new_loop): Don't fold_convert the already
2978 fold_convert-ed expression.
2979
29802008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
2981
2982 PR tree-optimization/38446
2983 * gcc.dg/graphite/pr38446.c: New.
2984 * graphite.c (register_bb_in_sese): New.
2985 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
2986 looking at the bbs in the region.
2987 * graphite.h (sese): Add region_basic_blocks pointer set to
2988 structure and initialize at the time of defining new scop.
2989
29902008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
2991
2992 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
2993 (find_params_in_bb): Do not free data refs.
2994 (free_graphite_bb): Add FIXME on disabled free_data_refs.
2995
29962008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2997
2998 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
2999 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3000 * testsuite/gcc.dg/graphite/block-5.c: New.
3001 * testsuite/gcc.dg/graphite/block-6.c: New.
3002 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3003 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3004 * testsuite/gcc.dg/graphite/block-2.c: Same.
3005
3006 * graphite.c (struct ivtype_map_elt): New.
3007 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3008 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3009 gcc_type_for_cloog_iv): New.
3010 (loop_iv_stack_patch_for_consts): Use the type of the induction
3011 variable from the original loop, except for the automatically
3012 generated loops, i.e., in the case of a strip-mined loop, in
3013 which case there is no original loop: in that case just use
3014 integer_type_node.
3015 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3016 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3017 (clast_name_to_gcc): Accept params to be NULL.
3018 (clast_to_gcc_expression): Take an extra parameter for the type.
3019 Convert to that type all the expressions built by this function.
3020 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3021 (graphite_translate_clast_equation): Compute the type of the
3022 clast_equation before translating its LHS and RHS.
3023 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3024 (graphite_create_new_loop): Compute the type of the induction
3025 variable before translating the lower and upper bounds and before
3026 creating the induction variable.
3027 (rename_variables_from_edge, rename_phis_end_scop): New.
3028 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3029 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3030 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3031 compute_cloog_iv_types): New.
3032 (gloog): Call compute_cloog_iv_types before starting the
3033 translation of the clast.
3034
3035 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3036 (GBB_CLOOG_IV_TYPES): New.
3037 (debug_ivtype_map): Declared.
3038 (oldiv_for_loop): New.
3039
30402008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3041
3042 PR middle-end/38459
3043 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3044 (param_index): Assert if parameter is not know after parameter
3045 detection.
3046 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3047 (find_scop_parameters): Mark, that we have finished parameter
3048 detection.
3049 (graphite_transform_loops): Move condition detection before parameter
3050 detection.
3051 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3052 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3053
30542008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3055
3056 * graphite.c (graphite_transform_loops): Always call find_transform ()
3057 in ENABLE_CHECKING. So we test these code paths, even if we do not
3058 generate code.
3059
30602008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3061
3062 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3063 (print_scop): Ditto.
3064
30652008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3066
3067 PR middle-end/38084
3068 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3069 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3070 regions more than once.
3071
30722008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3073
3074 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3075 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3076 when not needed.
3077
30782008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3079
3080 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3081 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3082 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3083 (max_precision_type): New.
3084 (value_clast): Removed.
3085 (clast_to_gcc_expression): Be more careful to types of expressions.
3086 Use max_precision_type and update use of gmp_cst_to_tree.
3087 (graphite_translate_clast_equation): Use max_precision_type.
3088 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3089 use the type of the condition.
3090 (graphite_create_new_loop): Do not use integer_type_node, use the
3091 max_precision_type of lb and ub.
3092
30932008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3094
3095 * graphite.c (build_scops_1): Initialize open_scop.exit
3096 and sinfo.last.
3097
30982008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3099
3100 * testsuite/gcc.dg/graphite/pr38084.c: New.
3101 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3102 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3103 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3104 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3105 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3106
31072008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3108 Jan Sjodin <jan.sjodin@amd.com>
3109 Harsha Jagasia <harsha.jagasia@amd.com>
3110
3111 PR middle-end/37852
3112 PR middle-end/37883
3113 PR middle-end/37928
3114 PR middle-end/37980
3115 PR middle-end/38038
3116 PR middle-end/38039
3117 PR middle-end/38073
3118 PR middle-end/38083
3119 PR middle-end/38125
3120
3121 * testsuite/gcc.dg/graphite/pr38073.c: New.
3122 * testsuite/gcc.dg/graphite/pr37928.c: New.
3123 * testsuite/gcc.dg/graphite/pr37883.c: New.
3124 * testsuite/gcc.dg/graphite/pr38125.c: New.
3125 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3126 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3127 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3128
3129 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3130 the number of detected scops. Copy exact same test for loop
3131 blocking...
3132 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3133 loops to be blocked as reductions are not handled.
3134 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3135
3136 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3137 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3138 ...here.
3139 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3140 * Makefile.in (graphite.o): Depend on value-prof.h.
3141 (graphite.o-warn): Removed -Wno-error.
3142 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3143 to be a NULL pointer. Call update_stmt. Return the newly created
3144 cannonical induction variable.
3145
3146 * graphite.h (debug_rename_map): Declared. Fix some comments.
3147
3148 * graphite.c: Reimplement the code generation from graphite to gimple.
3149 Include value-prof.h.
3150 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3151 (get_old_iv_from_ssa_name): Removed.
3152 (graphite_stmt_p): New.
3153 (new_graphite_bb): Test for useful statements before building a
3154 graphite statement for the basic block.
3155 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3156 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3157 reason.
3158 (recompute_all_dominators, graphite_verify,
3159 nb_reductions_in_loop, graphite_loop_normal_form): New.
3160 (scop_record_loop): Call graphite_loop_normal_form.
3161 (build_scop_loop_nests): Iterate over all the blocks of the
3162 function instead of relying on the incomplete information from
3163 SCOP_BBS. Return the success of the operation.
3164 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3165 (add_bb_domains): Removed.
3166 (build_loop_iteration_domains): Don't call add_bb_domains.
3167 Add the iteration domain only to the basic blocks that have been
3168 translated to graphite.
3169 (build_scop_conditions_1): Add constraints only if the basic
3170 block have been translated to graphite.
3171 (build_scop_data_accesses): Completely disabled until data
3172 dependence is correctly implemented.
3173 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3174 (remove_all_edges_1, remove_all_edges): Removed.
3175 (get_new_name_from_old_name): New.
3176 (graphite_rename_variables_in_stmt): Renamed
3177 rename_variables_in_stmt. Call get_new_name_from_old_name.
3178 Use replace_exp and update_stmt.
3179 (is_old_iv): Renamed is_iv.
3180 (expand_scalar_variables_stmt): Extra parameter for renaming map.
3181 Use replace_exp and update_stmt.
3182 (expand_scalar_variables_expr): Same. Use the map to get the
3183 new names for the renaming of induction variables and for the
3184 renaming of variables after a basic block has been copied.
3185 (expand_scalar_variables): Same.
3186 (graphite_rename_variables): Renamed rename_variables.
3187 (move_phi_nodes): Removed.
3188 (get_false_edge_from_guard_bb): New.
3189 (build_iv_mapping): Do not insert the induction variable of a
3190 loop in the renaming iv map if the basic block does not belong
3191 to that loop.
3192 (register_old_new_names, graphite_copy_stmts_from_block,
3193 copy_bb_and_scalar_dependences): New.
3194 (translate_clast): Heavily reimplemented: copy basic blocks,
3195 do not move them. Finally, in call cleanup_tree_cfg in gloog.
3196 At each translation step call graphite_verify ensuring the
3197 consistency of the SSA, loops and dominators information.
3198 (collect_virtual_phis, find_vdef_for_var_in_bb,
3199 find_vdef_for_var_1, find_vdef_for_var,
3200 patch_phis_for_virtual_defs): Removed huge hack.
3201 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3202 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3203 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3204 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3205 if_region_get_condition_block, if_region_set_false_region,
3206 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3207 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3208 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3209 rewrite_into_sese_closed_ssa): New.
3210 (gloog): Remove dead code. Early return if code cannot be
3211 generated. Call cleanup_tree_cfg once the scop has been code
3212 generated.
3213 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3214 block loops with less than two loops.
3215 (graphite_apply_transformations): Remove the call to
3216 scop_remove_ignoreable_gbbs.
3217 (limit_scops): When build_scop_loop_nests fails, continue on
3218 the next scop. Fix open_scop.entry.
3219 (graphite_transform_loops): Call recompute_all_dominators: force the
3220 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3221 Call initialize_original_copy_tables and free_original_copy_tables
3222 to be able to copy basic blocks during code generation.
3223 When build_scop_loop_nests fails, continue on next scop.
3224 (value_clast): New union.
3225 (clast_to_gcc_expression): Fix type cast warning.
3226
32272008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3228
3229 * Merge from mainline (r140838:141727).
3230
32312008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3232
3233 PR middle-end/37833
3234
3235 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3236
32372008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3238
3239 PR middle-end/37943
3240
3241 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3242 exits and conditions.
3243 * testsuite/gcc.dg/graphite/pr37943.c: New.
3244
32452008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3246
3247 PR middle-end/37886
3248 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3249
32502008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3251
3252 * doc/invoke.texi: Fix spaces.
3253
32542008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3255
3256 PR tree-optimization/37891
3257 Reverted last commit.
3258 * graphite.c (create_single_entry_edge): Set
3259 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3260
32612008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3262 Mitul Thakkar <mitul.thakkar@amd.com>
3263
3264 * graphite.c (create_single_entry_edge): Set
3265 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3266
32672008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3268
3269 * doc/invoke.texi: Add -fgraphite-identity.
3270 * graphite.c (graphite_apply_transformations): Check for
3271 -fgraphite-identity.
3272 * toplev.c (process_options): Add flag_graphite_identity.
3273 * tree-ssa-loop.c: Add flag_graphite_identity.
3274
32752008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3276
3277 Undo changes from 2008-10-02:
3278 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3279 operand type when copying the operand to a variable of different type.
3280 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3281 with the IV name after increment.
3282
32832008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3284 Harsha Jagasia <harsha.jagasia@amd.com>
3285
3286 PR tree-optimization/37828
3287 * testsuite/gcc.dg/graphite/pr37828.c: New.
3288 * graphite.c (graphite_trans_loop_block): Do not loop block
3289 single nested loops.
3290
32912008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3292 Sebastian Pop <sebastian.pop@amd.com>
3293
3294 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3295 rename_map_elt_info, eq_rename_map_elts): New.
3296 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3297 (expand_scalar_variables_expr): Change parameters.
3298 (expand_scalar_variables_stmt): Same.
3299 (expand_scalar_variables): Same.
3300 (graphite_rename_ivs): Rename graphite_rename_variables.
3301 (build_iv_mapping): New.
3302 (translate_clast): Call build_iv_mapping.
3303 * graphite.h (gbb_p): New name.
3304
33052008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3306
3307 PR tree-optimization/37684
3308 * gcc.dg/graphite/pr37684.c: New.
3309 * graphite.c (exclude_component_ref): New.
3310 (is_simple_operand): Call exclude_component_ref.
3311
33122008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3313 Harsha Jagasia <harsha.jagasia@amd.com>
3314
3315 PR tree-optimization/37485
3316 * gcc.dg/graphite/block-2.c: New
3317 * graphite.c (gmp_cst_to_tree): Moved.
3318 (iv_stack_entry_is_constant): New.
3319 (iv_stack_entry_is_iv): New.
3320 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3321 (loop_iv_stack_insert_constant): New.
3322 (loop_iv_stack_pop): Use new datatpype.
3323 (loop_iv_stack_get_iv): Same.
3324 (loop_iv_stack_get_iv_from_name): Same.
3325 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3326 (loop_iv_stack_patch_for_consts): New.
3327 (loop_iv_stack_remove_constants): New.
3328 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3329 (translate_clast): Call loop_iv_stack_patch_for_consts and
3330 loop_iv_stack_remove_constants.
3331 (gloog): Use new datatype. Redirect construction edge to end
3332 block to avoid accidental deletion.
3333 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3334 iv stack entry.
3335 (union iv_stack_entry_data): New. Data in iv stack entry.
3336 (struct iv_stack_entry): New. Datatype for iv stack entries.
3337
33382008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3339
3340 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3341 operand type when copying the operand to a variable of different type.
3342
33432008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3344
3345 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3346 with the IV name after increment.
3347
33482008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3349
3350 * Merge from mainline (r140164:140838).
3351
33522008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3353
3354 * graphite-data-ref.c: New.
3355 * graphite.c (print_scop): Also dump the dependence graph.
3356 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3357 (new_scop): Initialize SCOP_DEP_GRAPH.
3358 (build_scop_dynamic_schedules): New.
3359 (build_access_matrix_with_af): Fixed column numbering.
3360 (graphite_transform_loops): Call build_scop_dynamic_schedules.
3361 * graphite.h: Add ifndef/define guards against multiple inclusion.
3362 (struct scop): Add dep_graph field.
3363 (SCOP_DEP_GRAPH): Defined.
3364 (ref_nb_loops): Fixed and moved to other position.
3365 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3366 (nb_loops_around_loop_in_scop): New.
3367 (graphite_dump_dependence_graph): Declared.
3368 (graphite_build_rdg_all_levels): Declared.
3369 (graphite_test_dependence): Declared.
3370 * Makefile.in (graphite-data-ref.o): New target.
3371
33722008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3373
3374 * Merge from mainline (139870:140164).
3375
33762008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3377
3378 * Merge from mainline (138275:139870).
3379 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3380 the commits from trunk broke the niter detection.
3381
33822008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * graphite.c: Add more documentation. Fix formatting.
3385 (debug_loop_vec, debug_oldivs, loop_iv_stack,
3386 loop_iv_stack_debug): Moved...
3387 (schedule_to_scattering): Move before use.
3388 (dot_all_scops): Include in "#if 0" the code for system
3389 call dotty.
3390
3391 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3392 loop_iv_stack_debug): ...here.
3393
33942008-08-29 Jan Sjodin <jan.sjodin@amd.com>
3395
3396 * tree-phinodes.c (make_phi_node): Extern.
3397 (add_phi_node_to_bb): New.
3398 (create_phi_node): Call add_phi_node_to_bb.
3399 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3400 (remove_statement): Handle case where stored phi was updated
3401 and is no longer the same.
3402 * graphite.c (is_parameter): New.
3403 (is_old_iv): New.
3404 (expand_scalar_variables_expr): New.
3405 (expand_scalar_variables_stmt): New.
3406 (expand_scalar_variables): New.
3407 (move_phi_nodes): Create new phi instead of moving old one.
3408 (translate_clast): Call expand_scalar_variables.
3409 (find_vdef_for_var_in_bb): Also scan regular definitions.
3410 (skip_phi_defs): New.
3411 (collect_scop_exit_phi_args): New.
3412 (patch_scop_exit_phi_args): New.
3413 (gloog): Patch phis after scop.
3414 * tree-flow.h: (add_phi_node_to_bb): Declared.
3415 (make_phi_node): Declared.
3416
34172008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3418
3419 * graphite.c (end_scop): Split the entry of the scop when it
3420 is the header of the loop in which the scop is ending.
3421 (build_scops_1, limit_scops): Update uses of end_scop.
3422
34232008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3424
3425 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3426 SCOP_ENTRY or SCOP_EXIT.
3427
34282008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3429
3430 * graphite.c (get_construction_edge): Removed.
3431 (gloog): Construction edge is the scop entry edge.
3432
34332008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3434
3435 * graphite.c (can_generate_for_scop): Removed.
3436 (gloog): Do not call it.
3437
34382008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3439
3440 * graphite.c (new_scop): Entry of a scop is an edge.
3441 Initialize SESE region.
3442 (free_scop): Free SESE region.
3443 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3444 (split_difficult_bb): New, split from end_scop.
3445 (end_scop): Exit of a scop is an edge.
3446 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3447 not automatically updated and thus is always wrong.
3448 * graphite.h (struct sese): New.
3449 (SESE_ENTRY): New.
3450 (SESE_EXIT): New.
3451 (struct scop): New field for a SESE region. Remove entry, exit.
3452 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3453 semantics as before. Moved comment around.
3454
34552008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3456 Sebastian Pop <sebastian.pop@amd.com>
3457
3458 * graphite.c (graphite_transform_loops): Always enable gloog
3459 and find_transform when ENABLE_CHECKING.
3460
34612008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3462
3463 * graphite.c (graphite_transform_loops): Move pretty printer
3464 of SCOPs before doing any transform. Remove call to print_scops
3465 and dot_all_scops_1.
3466
34672008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3468
3469 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
3470 (print_graphite_bb): Same.
3471
34722008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3473
3474 * graphite.c (dot_all_scops_1): Cleanup.
3475 (move_scops): Fix comment.
3476
34772008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3478
3479 * graphite.c (build_scop_bbs): Revert commit 139355:
3480
3481 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3482 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3483
3484 * graphite.c (build_scop_bbs): Factor up code.
3485
34862008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3487
3488 * graphite.c (gloog): Update dominator info.
3489
34902008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3491
3492 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
3493
34942008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3495
3496 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
3497 initialization.
3498 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
3499 (translate_clast): Correct formatting.
3500 * graphite.h (struct num_map): Removed.
3501 (struct graphite_bb): Remove num_map field.
3502 (GBB_INDEX_TO_NUM_MAP): Removed.
3503
35042008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3505
3506 * graphite.c (build_access_matrix_with_af): Fix comments.
3507 (build_scop_data_accesses): Same.
3508
35092008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3510
3511 * graphite.c (build_scop_data_accesses): Don't construct
3512 access matrices. Add a FIXME and an assert condition that
3513 should pass when the access matrices will be needed.
3514
35152008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3516
3517 * tree-data-ref.c (stmt_simple_memref_p): Don't call
3518 really_constant_p.
3519 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
3520 Moved close by free_graphite_bb.
3521 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
3522 (new_scop): Move close by free_scop.
3523 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
3524
35252008-08-22 Jan Sjodin <jan.sjodin@amd.com>
3526
3527 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
3528 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
3529 instead of recursive call.
3530 (graphite_translate_clast_equation): New.
3531 (graphite_create_guard_cond_expr): New.
3532 (graphite_create_new_guard): New.
3533 (get_stack_index_from_iv): Removed.
3534 (graphite_rename_ivs_stmt): Use gbb_loop_index.
3535 (get_true_edge_from_guard_bb): New.
3536 (translate_clast): Handle stmt_guard in clast.
3537 (get_construction_edge): Allow construction edge detection for
3538 a scope entry with multiple predecessors if one predecessor is
3539 the immediate dominator of scope entry.
3540 (can_generate_code_stmt): Enable code generation for clast_guard.
3541 (gloog): Use correct context loop. Removed check for post dominators.
3542 * cfgloop.h (create_empty_if_region_on_edge): Declared.
3543
35442008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3545
3546 * graphite.c (remove_dead_loops): Document better which
3547 loops are removed.
3548
35492008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3550
3551 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
3552 and PPLINC.
3553 (graphite.o): Also depends on pointer-set.h.
3554
35552008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3556
3557 * graphite.c (scop_record_loop): Fix compile warning.
3558
35592008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
3560 Sebastian Pop <sebastian.pop@amd.com>
3561
3562 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
3563
35642008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3565
3566 * graphite.c (build_graphite_bb): Initialize bb->aux to
3567 point to the graphite_bb_p.
3568 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
3569 content of bb->aux.
3570 (add_bb_domains): Does not use the scop parameter.
3571 (graphite_transform_loops): Clean bb->aux at the end.
3572
35732008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3574 Sebastian Pop <sebastian.pop@amd.com>
3575
3576 * testsuite/lib/target-supports.exp
3577 (check_effective_target_fgraphite): New.
3578
3579 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
3580 check_effective_target_fgraphite returns false.
3581 Set dg-do-what-default to compile.
3582 (scan-graphite-dump-times): Removed.
3583 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
3584
3585 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
3586 Use scan-tree-dump-times instead of scan-graphite-dump-times.
3587 * testsuite/gcc.dg/graphite/scop-1.c: Same.
3588 * testsuite/gcc.dg/graphite/scop-2.c: Same.
3589 * testsuite/gcc.dg/graphite/scop-3.c: Same.
3590 * testsuite/gcc.dg/graphite/scop-4.c: Same.
3591 * testsuite/gcc.dg/graphite/scop-5.c: Same.
3592 * testsuite/gcc.dg/graphite/scop-6.c: Same.
3593 * testsuite/gcc.dg/graphite/scop-7.c: Same.
3594 * testsuite/gcc.dg/graphite/scop-8.c: Same.
3595 * testsuite/gcc.dg/graphite/scop-9.c: Same.
3596 * testsuite/gcc.dg/graphite/scop-10.c: Same.
3597 * testsuite/gcc.dg/graphite/scop-11.c: Same.
3598 * testsuite/gcc.dg/graphite/scop-12.c: Same.
3599 * testsuite/gcc.dg/graphite/scop-13.c: Same.
3600 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
3601 * testsuite/gcc.dg/graphite/scop-14.c: Same.
3602 * testsuite/gcc.dg/graphite/scop-15.c: Same.
3603 * testsuite/gcc.dg/graphite/block-0.c: Same.
3604 * testsuite/gcc.dg/graphite/scop-16.c: Same.
3605 * testsuite/gcc.dg/graphite/block-1.c: Same.
3606 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3607 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3608 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3609 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
3610 * testsuite/gfortran.dg/graphite/block-2.f: Same.
3611
36122008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3613
3614 * graphite.c: Fix some XXX comments.
3615 (build_scop_dynamic_schedules): Removed.
3616
36172008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3618
3619 * graphite.h (scop_max_loop_depth): Moved...
3620 * graphite.c (scop_max_loop_depth): ...here.
3621 (remove_all_edges_1): New.
3622 (remove_all_edges): Factored code.
3623 (remove_cond_exprs): Check only the last statement for
3624 a GIMPLE_COND expression.
3625
36262008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3627
3628 * graphite.c (scan_tree_for_params): Early return when the
3629 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
3630 (find_scop_parameters): Factor out code.
3631 (graphite_trans_bb_strip_mine): Remove dead code.
3632
36332008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3634
3635 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
3636 graphite_trans_bb_move_loop): Factor asserts.
3637 (gloog): Perform sanity checks only for ENABLE_CHECKING.
3638 Do not call calculate_dominance_info and estimate_bb_frequencies.
3639
36402008-08-20 Jan Sjodin <jan.sjodin@amd.com>
3641
3642 * graphite.c (create_loops_mapping, free_loops_mapping,
3643 create_loops_mapping_num, debug_loop_mapping_1,
3644 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
3645 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
3646 graphite_loops_mapping_add_child_num,
3647 graphite_loops_mapping_insert_child,
3648 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
3649 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
3650 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
3651 create_num_from_index, get_num_from_index,
3652 swap_loop_mapped_depth): Removed.
3653 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
3654 (free_scop): Do not call free_loops_mapping.
3655 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
3656 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
3657 get_loop_mapped_depth.
3658 (graphite_trans_bb_move_loop): Do not update the loop mapping.
3659 (graphite_trans_bb_strip_mine): Same.
3660 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
3661 (struct scop): Remove field loops_mapping.
3662
36632008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3664 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3665
3666 * graphite.c (scop_record_loop): Factor out one level of the
3667 condition by early return.
3668 (build_scop_loop_nests): Format following FSF coding style.
3669 (build_scop_dynamic_schedules): Factor out code.
3670 (scopdet_bb_info): Reindent. Default case should not be reachable.
3671
36722008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3673 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3674
3675 * graphite.c (loop_affine_expr): Check for DECL_P or struct
3676 assignments that are not handled as simple operands for now.
3677
36782008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3679 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3680
3681 * graphite.c (build_scop_bbs): Factor up code.
3682
36832008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3684 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3685
3686 * graphite.c (stmt_simple_for_scop_p): Factor code out
3687 of the loop.
3688 (enum gbb_type): New. Group all the GBB_* types under it.
3689 (is_loop_exit): Moved...
3690 (end_scop): Enable BB spliting.
3691 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
3692 * cfgloop.h (is_loop_exit): Declared.
3693
36942008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3695
3696 * doc/invoke.texi: Remove strides from examples containing
3697 DO loops when the strides are equal to 1.
3698
36992008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
3700 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3701
3702 * graphite.c (graphite_trans_scop_block): Or the result with
3703 the result from graphite_trans_loop_block.
3704 * testsuite/gcc.dg/graphite/block-1.c: New.
3705 * testsuite/gfortran.dg/graphite/block-1.f90: New.
3706 * testsuite/gfortran.dg/graphite/block-2.f: New.
3707
37082008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3709
3710 * graphite.c (graphite_transform_loops): Call cloog_initialize
3711 and cloog_finalize.
3712
37132008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3714
3715 * tree-data-ref.c) (stmt_simple_memref_p): New.
3716 * tree-data-ref.h (stmt_simple_memref_p): Declared.
3717 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
3718 (is_simple_operand): Call stmt_simple_memref_p.
3719
3720 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
3721 using pointer arithmetic, as this is optimized by PRE and
3722 makes the code too difficult to analyze.
3723
3724 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3725
37262008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3727
3728 * gdbinit.in (pgg): New.
3729
37302008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3731
3732 * graphite.c (graphite_trans_loop_block): Fix warning.
3733
37342008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3735
3736 * graphite.c (graphite_trans_loop_block): Fix my merge error.
3737
37382008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3739
3740 * graphite.c (graphite_trans_bb_block): Remove check for
3741 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
3742 Check if loop blocking is profitable for every loop, before applying
3743 the changes.
3744 (graphite_apply_transformations): Call graphite_trans_bb_block only,
3745 if flag_loop_block is set.
3746
37472008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3748
3749 * graphite.c: Add some more documentation for the loop
3750 mapping.
3751
37522008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3753
3754 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
3755 * graphite.c: Format on less than 80 columns.
3756 * graphite.h: Same.
3757
37582008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3759
3760 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
3761
37622008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3763
3764 * doc/invoke.texi (floop-block, floop-strip-mine,
3765 floop-interchange): Update documentation with examples.
3766
37672008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3768
3769 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
3770 add_referenced_var.
3771 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
3772
37732008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3774
3775 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
3776 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
3777 * tree-scalar-evolution.c: Revert useless changes.
3778 * tree-phinodes.c: Same.
3779 * cfghooks.c: Same.
3780 * vec.h: Same.
3781 * tree-vectorizer.h: Same.
3782 * tree-flow.h: Same.
3783 * tree-cfg.c: Same.
3784 * common.opt (fgraphite): Update documentation.
3785
37862008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
3787
3788 * doc/invoke.texi (-floop-block, -floop-strip-mine,
3789 -floop-interchange): Add more text for explaining what each of these
3790 flags is doing.
3791 * tree-into-ssa.c (gimple_vec): Moved to...
3792 * graphite.c: Include gimple.h.
3793 (gimple_vec): Moved to...
3794 (del_loop_to_cloog_loop): Removed.
3795 (loop_affine_expr): Do not call create_data_ref when the
3796 operand is a constant.
3797 (new_scop): Use free instead of del_loop_to_cloog_loop.
3798 * Makefile.in (graphite.o): Depend on GIMPLE_H.
3799 * gimple.h (gimple_vec): ... here.
3800
38012008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3802
3803 * graphite.c (scopdet_bb_info): Only allow loops with known number of
3804 latch executions.
3805 (build_loop_iteration_domains): Fail, if latch executions unknown.
3806
38072008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3808
3809 * graphite.c (add_conditions_to_domain): New.
3810 (build_scop_conditions_1): Call add_conditions_to_domain.
3811 (set_cloog_options): Allow to disable optimizations.
3812
38132008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3814
3815 * graphite.c (find_params_in_bb): Look for parameters in conditions.
3816 Do not use walk_dominator_tree.
3817 (find_scop_parameters): Do not use walk_dominator_tree.
3818
38192008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3820
3821 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
3822 (idx_record_params): Adapt.
3823 * graphite.h (scop_gimple_loop_depth): New.
3824
38252008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3826
3827 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
3828 (scan_tree_for_params): Remove value_init.
3829 (build_scop_context): Remove value_init.
3830 (build_loop_iteration_domains): Remove value_init.
3831 (schedule_to_scattering): Remove value_init.
3832 (graphite_trans_bb_strip_mine): Remove value_init.
3833
38342008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3835
3836 * gcc/graphite.c (limit_scops): New.
3837 (graphite_transform_loops): Add limit SCoPs.
3838 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
3839 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
3840 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
3841 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
3842 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
3843 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
3844 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
3845 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
3846 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
3847 Change loop numbers.
3848 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
3849 Change loop numbers.
3850 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
3851 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
3852 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
3853 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
3854 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
3855 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
3856 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
3857 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
3858 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
3859 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
3860
38612008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3862
3863 * graphite.c (graphite_transform_loops): Call always find_transform.
3864
38652008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
3866
3867 * graphite.c (free_loops_mapping): New.
3868 (stmt_simple_for_scop_p): Fix typo.
3869 (stmt_simple_for_scop_p): Fix tuples functions, that
3870 broke polyhedron.
3871 (free_graphite_bb): Fix some memleaks.
3872 (free_scop): Fix some memleaks.
3873 (scopdet_bb_info): Do not forget some tmp SCoPs.
3874 (find_params_in_bb): Fix some memleaks.
3875 (clast_to_gcc_expression): Fix warning.
3876
38772008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
3878
3879 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
3880 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
3881
38822008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3883
3884 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
3885 Move code ifdef-ed HAVE_cloog...
3886 * graphite.c: Include toplev.h.
3887 ... here.
3888 * Makefile.in (OBJS-common): Always build graphite.o.
3889 (BACKEND): Remove @GRAPHITE@.
3890 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
3891 (graphite.o): Depend on TOPLEV_H.
3892
38932008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3894
3895 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
3896 Remove typo left from polylib to ppl conversion.
3897 * graphite.c (graphite_transforms): Use sorry instead of fatal.
3898
38992008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3900
3901 * toplev.c (process_options): Move the graphite loop optimization
3902 flags...
3903 * tree-ssa-loop.c (graphite_transforms): ... here.
3904 When not configured with CLooG, print to dump_file that
3905 Graphite transforms were not performed.
3906 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
3907 New.
3908 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
3909 scan-graphite-dump-times.
3910
39112008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3912
3913 * graphite.c (dot_scop, dot_all_scops): Do not call system.
3914 Do not open /tmp/scop.dot and /tmp/allscops.dot.
3915
39162008-08-02 Sebastian Pop <sebastian.pop@amd.com>
3917 Jan Sjodin <jan.sjodin@amd.com>
3918
3919 * configure: Regenerated.
3920 * omp-low.c (expand_omp_sections): Remove now unused code.
3921 * config.in (HAVE_polylib): Removed.
3922 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
3923 (PPLLIBS, PPLINC): Added.
3924 * graphite.c: Replace unsigned with int wherever possible.
3925 Don't access Cloog's data structures, but use accessor functions.
3926 Clast's stmt->type is now implemented as a vtable: change the
3927 switches of stmt->type into ifs.
3928 (polylib/polylibgmp.h): Don't include.
3929 (initialize_dependence_polyhedron,
3930 initialize_data_dependence_polyhedron, is_empty_polyhedron,
3931 statement_precedes_p, test_dependence, build_rdg_all_levels,
3932 dump_dependence_graph): Removed until this code is cleaned up
3933 or ported to Cloog.
3934 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
3935 (POLYLIBINC): Renamed PPLINC.
3936
39372008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
3938 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3939 Jan Sjodin <jan.sjodin@amd.com>
3940
3941 Finish the merge and tuplification of graphite.
3942
39432008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3944 Jan Sjodin <jan.sjodin@amd.com>
3945
3946 Partial merge from mainline (138072:138275).
3947 * graphite.c still has to be tuplified.
3948
39492008-07-29 Jan Sjodin <jan.sjodin@amd.com>
3950
3951 * graphite.c (graphite_loops_mapping_max_loop_num): New.
3952 (create_num_from_index): New.
3953 (get_num_from_index): Also pass in the graphite BB.
3954 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
3955 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
3956 (graphite_trans_bb_strip_mine): Call create_num_from_index.
3957 (is_interchange_valid): Return false when failing.
3958 * graphite.h (struct num_map): New.
3959 (struct graphite_bb): New field num_map.
3960 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
3961
39622008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
3963
3964 * graphite.c (dump_gbb_conditions): Print also conditions like
3965 "if (a)". Remove dublicated code and use print_generic_expr ().
3966 (stmt_simple_for_scop_p): Only allow conditions we can handle
3967 {<, <=, >, >=}.
3968
39692008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3970
3971 * graphite.h (struct scop): Removed new_ivs field.
3972 (SCOP_NEWIVS): Deleted.
3973 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
3974 clast_to_gcc_expression, graphite_create_new_loop):
3975 Removed use of new_ivs.
3976
39772008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3978
3979 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
3980 create_loops_mapping_num, debug_loop_mapping_1): New.
3981 (debug_loop_mapping): Call debug_loop_mapping_1.
3982 (get_loop_mapping_for_num,
3983 graphite_loops_mapping_add_child,
3984 graphite_loops_mapping_add_child_num,
3985 graphite_loops_mapping_insert_child,
3986 graphite_loops_mapping_parent,
3987 split_loop_mapped_depth_for_num,
3988 loop_mapped_depth_split_loop): New.
3989 (increment_loop_mapped_depths): Removed.
3990 (swap_loop_mapped_depth_for_num): Reimplemented.
3991 (new_scop): Call create_loops_mapping.
3992 (scop_record_loop): Call graphite_loops_mapping_insert_child.
3993 (translate_clast): Pass the old loop father in parameter, and pass
3994 it to get_old_iv_from_ssa_name.
3995 (remove_edges_around_useless_blocks, can_generate_code_stmt,
3996 can_generate_code, can_generate_for_scop): New.
3997 (graphite_trans_bb_block): Returns false when it fails to transform.
3998 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
3999
40002008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4001
4002 Reverted all the changes related to the streamization and
4003 loop fusion.
4004 These changes are now tracked in the streamization branch.
4005
40062008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4007 Jan Sjodin <jan.sjodin@amd.com>
4008
4009 * graphite.c (gbb_compare): Correctly constify.
4010 (gbb_can_be_ignored): Indent.
4011 (graphite_trans_scop_swap_1and2): Add legality check.
4012 Remove dead FIXMEs.
4013
40142008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4015
4016 Remove fallouts from "Reverted the Condate changes".
4017 * tree.h: Remove unused decl.
4018 * testsuite/gcc.dg/tree-checker: Same.
4019 * timevar.def: Remove counter.
4020
40212008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4022
4023 * Merge from mainline (135673:138072).
4024
4025 Reverted the MIRO changes (from 2008-04-05) that are now
4026 tracked in the miro branch.
4027 * tree-bounds.c: Removed.
4028 * tree-bounds.h: Removed.
4029
4030 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4031 are now tracked in the condate branch.
4032 * tree-check.c: Removed.
4033 * tree-match.c: Removed.
4034 * condate.y: Removed.
4035
40362008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4037
4038 * common.opt: New user flag -floop-block, -floop-strip-mine
4039 and -floop-interchange.
4040 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4041 graphite loop optimization flags is turned on.
4042 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4043 flag_loop_strip_mine and flag_loop_interchange checks before
4044 optimizations.
4045 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4046 -floop-strip-mine and -floop-interchange.
4047 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4048 -fgraphite.
4049 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4050 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4051 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4052
40532008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4054 Sebastian Pop <sebastian.pop@amd.com>
4055
4056 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4057 (create_empty_loop_on_edge): More fixes.
4058 * tree-phinodes.c (resize_phi_node): Extern.
4059 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4060 * cfghooks.c (update_dominator_information): New split from
4061 split_edge.
4062 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4063 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4064 successor of the function entry block.
4065
4066 * graphite.c: Include pointer-set.h.
4067 (debug_loop_mapping, increment_loop_mapped_depths,
4068 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4069 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4070 swap_loop_mapped_depth_for_num, get_num_from_index,
4071 swap_loop_mapped_depth, loop_iv_stack_debug,
4072 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4073 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4074 get_old_iv_from_ssa_name): New.
4075 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4076 (free_scop): Free SCOP_LOOPS_MAPPING.
4077 (scop_record_loop): Record old ivs.
4078 (create_var_name): Removed.
4079 (initialize_cloog_names): Allocate double space in case strip mine
4080 applies to all loops once.
4081 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4082 (clast_to_gcc_expression): Same. Implement more clast to gimple
4083 translation.
4084 (graphite_create_new_loop): Pass in ivstack.
4085 (remove_all_edges): Pass in the construction_edge.
4086 (graphite_remove_iv): Removed.
4087 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4088 remove_cond_exprs): Rewritten.
4089 (move_phi_nodes): New.
4090 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4091 (translate_clast): Pass in ivstack. Rewrite some cases.
4092 (set_cloog_options, debug_clast_stmt): New.
4093 (find_transform): Use set_cloog_options.
4094 (outermost_loop_layer): Removed.
4095 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4096 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4097 mark_old_loops, remove_dead_loops): New.
4098 (gloog): Rewritten.
4099 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4100 (const_column_index, get_first_matching_sign_row_index,
4101 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4102 get_upper_bound): New.
4103 (graphite_trans_bb_strip_mine): Also update the iv map.
4104
4105 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4106 (struct name_tree): Add a loop field.
4107 (struct scop): Add a graphite_loops_mapping field.
4108 (SCOP_LOOPS_MAPPING): New.
4109 (debug_clast_stmt): Declare.
4110 * lambda.h (find_induction_var_from_exit_cond): Declare.
4111 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4112 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4113 (create_empty_loop_on_edge): Updated.
4114 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4115 rename_variables_in_bb): Declare.
4116 * tree-cfg.c (remove_bb): Extern.
4117
4118 * testsuite/gcc.dg/graphite/block-0.c: New.
4119
41202008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4121 Sebastian Pop <sebastian.pop@amd.com>
4122
4123 * graphite.c (strip_mine_profitable_p): New.
4124 (graphite_trans_bb_block): Disable strip mining if not profitable.
4125
4126 * testsuite/gcc.dg/graphite/scop-18.c: New.
4127 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4128 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4129
41302008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4131 Jan Sjodin <jan.sjodin@amd.com>
4132 Sebastian Pop <sebastian.pop@amd.com>
4133
4134 * graphite.c (is_interchange_valid): New.
4135 (graphite_trans_bb_block): Check loop nest of basic block for legality
4136 of interchange.
4137
4138 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4139 outer_most_loop, gbb_outer_most_loop_index): New.
4140
4141 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4142 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4143 * testsuite/gcc.dg/graphite/scop-16.c: New.
4144 * testsuite/gcc.dg/graphite/scop-17.c: New.
4145
41462008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4147
4148 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4149 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4150
41512008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4152
4153 * graphite.c (new_scop): Initialize SCOP_EXIT.
4154 (scopdet_info): Add.
4155 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4156 (build_scops_1): Cleanup, bugfixes.
4157 (build_scops): Cleanup.
4158
4159 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4160 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4161
41622008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4163
4164 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4165
4166 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4167 DEFAULT_GRAPHITE_FLAGS.
4168
4169 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4170
41712008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4172
4173 * graphite.c (scan_tree_for_params): Do not assert any more if
4174 MULT_EXPR parameter is negative.
4175
4176 * testsuite/gfortran.dg/graphite/scop-1.f: New.
4177
4178 * testsuite/gfortran.dg/graphite/graphite.exp: New.
4179
4180 * testsuite/gcc.dg/graphite/scop-15.c: New.
4181
41822008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4183
4184 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
4185
41862008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4187
4188 * graphite.c (graphite_trans_bb_swap_loops): Rename from
4189 graphite_swap_loops.
4190 (graphite_trans_bb_move_loop): New.
4191 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
4192 (graphite_trans_bb_block): New.
4193 (graphite_trans_loop_block): New.
4194 (graphite_trans_scop_swap_1and2): Rename from
4195 graphite_trans_swap_1and2.
4196 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
4197 (graphite_trans_scop_block): New.
4198 (graphite_apply_transformations): Rename from
4199 graphite_transformations.
4200
4201 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4202
42032008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4204
4205 * graphite.c (gbb_compare): New.
4206 (graphite_sort_gbbs): New.
4207 (gbb_can_be_ignored): New.
4208 (scop_remove_ignoreable_gbbs): New.
4209 (graphite_transformations): Cleanup and add
4210 scop_remove_ignoreable_gbbs.
4211 * lambda.h (lambda_vector_compare): New.
4212
42132008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4214
4215 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4216 (graphite_swap_loops): int -> unsigned
4217 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4218 (graphite_transformations): New.
4219 (graphite_transform_loops): Move to graphite_transformations.
4220 * graphite.h (gbb_nb_loops): Return unsigned.
4221
42222008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4223
4224 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4225 the domain matrix. This makes scop-0.c work again.
4226
42272008-06-20 Richard Guenther <rguenther@suse.de>
4228
4229 * graphite.h: Adjust copyright to GPLv3.
4230 * graphite.c: Likewise.
4231 (stmt_simple_memref_for_scop_p): Split out from ...
4232 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4233 and simplify.
4234 (get_bb_type): Optimize.
4235 (is_pred): Remove.
4236 (is_bb_addable): Fix memleak, replace is_pred call with
4237 single_pred.
4238 (build_scops): Use current_loops.
4239 (param_index): Fix memleak.
4240
42412008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4242
4243 * graphite.c: Fix formatting.
4244
42452008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4246
4247 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4248 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4249 (create_var_name, save_var_name): Newly defined functions.
4250 (initialize_cloog_names): Part of the code factored out to
4251 save_var_name.
4252 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4253 in clast_reduction statement.
4254 (graphite_create_new_loop): Now takes a new parameter
4255 for outer_loop.
4256 (translate_clast): Now also takes the context_loop and bb_exit
4257 parameters. Rewritten the code so that it creates a gimple code
4258 inside the given context.
4259 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4260 remove_cond_expr, disconnect_cond_expr,
4261 disconnect_virtual_phi_nodes): Newly defined functions.
4262 * graphite.h (struct scop): added old_ivs vector.
4263 SCOP_OLDIVS: New macro.
4264
42652008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4266
4267 * cfgloopmanip.c: Add missing function comments, fix formatting.
4268
42692008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4270
4271 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4272 (create_empty_loop_on_edge): Defined.
4273 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4274 instead of void.
4275 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4276 (update_dominators_in_loop): Declared as extern
4277 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4278
42792008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4280
4281 * graphite.c (print_graphite_bb): Allow changing number of loops
4282 in SCoP domain.
4283 (initialize_cloog_names): Allow changing number of loops.
4284 (build_cloog_prog): Simplify.
4285 (find_transform): Enable cloog option --strides.
4286 (graphite_swap_loops): New.
4287 (graphite_strip_mine_loop): New.
4288 (graphite_trans_swap_1and2): New.
4289 (graphite_trans_strip): New.
4290 (graphite_transform_loops): Add graphite_trans_strip.
4291 * graphite.h (scop_max_loop_depth): New.
4292
42932008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4294
4295 * graphite.c (build_scop_iteration_domain): Remove forgotten
4296 line. (Fixes compile)
4297
42982008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4299
4300 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4301 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4302 (build_bb_loops): New.
4303 (graphite_transform_loops): Add build_bb_loops.
4304 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4305 numbers.
4306 * graphite.h (graphite_bb): Add loops.
4307 (gbb_nb_loops): New.
4308 (gbb_loop_at_index): New.
4309 (gbb_loop_index): New.
4310 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4311 using nb_params_in_scop.
4312
43132008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4314
4315 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4316 (build_scop_canonical_schedules): Build minimized schedule.
4317 (schedule_to_scattering): Adapt to minimized schedule.
4318 * graphite.h (graphite_bb): Add/Update descriptions.
4319
43202008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4321 Tobias Grosser <grosser@fim.uni-passau.de>
4322
4323 * graphite.c (print_graphite_bb): Add condition printing.
4324 (dump_value): New.
4325 (dump_gbb_conditions): New.
4326 (build_scop_conditions_1): New.
4327 (build_scop_conditions): New.
4328 * graphite.h (graphite_bb): Add conditions.
4329
43302008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4331
4332 * graphite.c (print_graphite_bb):
4333 (free_graphite_bb): New.
4334 (free_scop): Free bbs.
4335 (get_bb_type): Free doms.
4336 (build_scop_context): Free context matrix.
4337 (build_loop_iteration_domains): Remove unused code.
4338 (build_cloog_prog): Free scattering function and blocklist.
4339 (find_transform): Free options.
4340
43412008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
4342
4343 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
4344 Remove unnecessery cloog data structures. Make a copy of the domain
4345 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
4346 unnecessary cloog data structures. Fix memory leaks. Remove insert
4347 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
4348 used.
4349 (build_scop_iteration_domain): Remove unnecessary cloog
4350 data structures. Fix memory leaks.
4351 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
4352 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
4353
43542008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4355
4356 * graphite.c (find_scop_params): Remove initialize_cloog_names.
4357
43582008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4359
4360 * graphite.c (end_scop): Style fix.
4361 (schedule_to_scattering): Style and comment fix.
4362
43632008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4364 * graphite.c (print_graphite_bb): Fix definiton of
4365 schedule_to_scattering.
4366 (initialize_cloog_names): Change nb_scattdims to max loop
4367 depth in SCoP.
4368 (schedule_to_scattering): Take parameter for number of scattering
4369 dimensions.
4370 (build_cloog_prog): Only build as much scattering dimensions as
4371 necessary.
4372
43732008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4374
4375 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
4376 in polyhedron/aermod.f90.
4377
43782008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
4379 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4380 Harsha Jagasia <harsha.jagasia@amd.com>
4381
4382 * graphite.c (is_bb_addable): Fix segfault.
4383
43842008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
4385
4386 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
4387 with multiple exits and conditional handling in edge cases.
4388 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
4389
4390 * testsuite/gcc.dg/graphite/scop-14.c: New.
4391
43922008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
4393 Adrien Eliche <aeliche@isty.uvsq.fr>
4394
4395 * graphite.c (is_bb_addable): Add more comments and enhance
4396 readablity of the source code. Fix memory leak.
4397 (is_loop_exit): Fix memory leak.
4398
43992008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4400
4401 * graphite.c (first_loop_in_scop): Deleted.
4402 (setup_cloog_loop): Only walk the loop chain for inner loops.
4403 (build_scop_iteration_domain): Execute setup_cloog_loop for
4404 all loops in the first layer.
4405
44062008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4407
4408 * graphite.c (scan_tree_for_params): Change the way params are
4409 added to be indepenent of the number of loops.
4410 (setup_cloog_loop): Revert to short matrix format. Fix parameter
4411 handling.
4412 (build_cloog_prog): Revert to short matrix format.
4413
44142008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4415 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4416
4417 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
4418 warning.
4419
44202008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4421
4422 * graphite.c (nb_data_refs_in_scop): New.
4423 (graphite_transform_loops): Print more stats: number of
4424 loops, basic blocks and data references per scop.
4425
44262008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4427 Jan Sjodin <jan.sjodin@amd.com>
4428
4429 * graphite.c (loop_affine_expr, idx_record_params,
4430 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
4431 instead of instantiate_parameters.
4432
44332008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4434
4435 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
4436 add support for parameters, add STATIC_SCHEDULE at the right places,
4437 cleanup.
4438
44392008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4440
4441 * graphite.c (build_scop_loop_nests): Only add the loops, that
4442 are contained completely in the SCoP.
4443 (build_cloog_prog): Disable scattering, until schedule_to_scattering
4444 and the domains are fixed.
4445 (build_scop_canonical_schedules): Add support for bbs not contained
4446 in any SCoP.
4447
44482008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4449
4450 * graphite.h (scop_contains_loop): Update comments to match
4451 the actual behavior.
4452 (scop_contains_loop): New.
4453 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
4454
44552008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4456
4457 * graphite.c (get_bb_type): On function body, i.e. loop_0,
4458 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
4459 as GBB_COND_HEADER.
4460
44612008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4462 Tobias Grosser <grosser@fim.uni-passau.de>
4463
4464 * graphite.c (graphite_transform_loops): Early return when
4465 there are no loops in the function.
4466
44672008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4468 Jan Sjodin <jan.sjodin@amd.com>
4469
4470 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
4471 offset of the last loop.
4472 (setup_cloog_loop): Copy the entire outer constraint matrix.
4473
44742008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4475 Jan Sjodin <jan.sjodin@amd.com>
4476
4477 * graphite.c (stmt_in_scop_p, function_parameter_p,
4478 invariant_in_scop_p): Removed.
4479 (scan_tree_for_params): Can be used with no constraint
4480 matrix for gathering parameters.
4481 (idx_record_params): Don't use idx_record_param, instead use
4482 scan_tree_for_params.
4483 (find_scop_parameters): Same.
4484 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
4485 Fix the size of loop domains.
4486 (schedule_to_scattering): Exit when the outer loop is not in scop.
4487 (find_transform): Enable build_cloog_prog.
4488
44892008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4490 Jan Sjodin <jan.sjodin@amd.com>
4491
4492 * graphite.c (schedule_to_scattering): Make scattering domains
4493 uniformly of the same size, as required by CLooG 0.14.0 and before.
4494
44952008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4496 Jan Sjodin <jan.sjodin@amd.com>
4497
4498 * graphite.c (schedule_to_scattering): Rewrite, correct the
4499 translation of the scheduling function to scattering.
4500 (build_cloog_prog): Call schedule_to_scattering only once.
4501 * graphite.h (scop_loop_index): Do not fail for loops not
4502 in the scop: return -1.
4503
45042008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
4505
4506 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
4507 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
4508 (setup_cloog_loop): Export GBB_DOMAIN.
4509 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
4510 able to rebuild the original control flow.
4511 * graphite.h (graphite_bb): Add domain field and access macro.
4512 (GBB_DOMAIN): New.
4513
45142008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4515
4516 * graphite.c (debug_gbb): New.
4517 (print_scop, build_graphite_bb): Use SCOP_BBS.
4518 (build_scop_bbs): Reimplemented.
4519 (dfs_bb_in_scop_p): Removed.
4520 (build_scop_loop_nests): Reorder loops inserted in
4521 SCOP_LOOP_NEST: outer loops should come first.
4522 (build_scop_canonical_schedules): Reinitialize at zero
4523 the components of the SCOP_STATIC_SCHEDULE for the loops
4524 that have already been parsed.
4525
4526 * graphite.h (debug_gbb): Declared.
4527
45282008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4529 Jan Sjodin <jan.sjodin@amd.com>
4530
4531 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
4532 (graphite_loop_to_gcc_loop): Removed.
4533 (remove_all_edges): New.
4534 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
4535 (gloog): Remove useless code.
4536
45372008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4538
4539 * graphite.c (get_bb_type): Reworked. We distinguish between
4540 loops with one or multiple exits.
4541 (is_loop_exit): New.
4542 (is_pred): New.
4543 (is_bb_addable): Rework condition handling, now support for case
4544 case statements and loops with multiple exits.
4545
4546 * testsuite/gcc.dg/graphite/scop-11.c: New.
4547 * testsuite/gcc.dg/graphite/scop-12.c: New.
4548 * testsuite/gcc.dg/graphite/scop-13.c: New.
4549
45502008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4551
4552 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
4553 we have too many colors.
4554
45552008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
4556
4557 * doc/invoke.texi (-ftree-loop-fusion): Document.
4558 * tree-pass.h (pass_loop_fusion): Declared.
4559 * tree-loop-fusion.c: New.
4560 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
4561 * tree-data-ref.c (find_data_references_in_loop): Make extern.
4562 * tree-data-ref.h (find_data_references_in_loop): Declared.
4563 * common.opt (ftree-loop-fusion): Declared.
4564 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
4565
45662008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4567
4568 * graphite.c (build_access_matrix): Fix typo from the merge.
4569
45702008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4571
4572 * Merge from mainline (130800:135673).
4573
45742008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4575
4576 * graphite.c (end_scop): The exit of the scop is not part of the scop.
4577 Update dominators after splitting.
4578
45792008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4580
4581 * graphite.c (is_bb_addable): Return the harmful statement.
4582 Factor up some code.
4583 (end_scop): New. Splits end of scope bbs on a harmful statement.
4584 (build_scops_1): Call end_scop.
4585
45862008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4587
4588 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
4589 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
4590 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
4591 build_scops_1): Removed.
4592 (build_scops_2): Renamed build_scops_1.
4593
45942008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4595
4596 * graphite.c: Fix formatting.
4597
45982008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4599
4600 * graphite.c (get_bb_type): New.
4601 (move_scops): New.
4602 (build_scops_2): New.
4603 (is_bb_addable): New.
4604 (build_scops): Switch the scop detection.
4605 (build_scop_bbs): Add entry bb to scop.
4606 * graphite.h (struct scop): Update comment.
4607
46082008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4609
4610 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
4611 more colors.
4612
46132008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4614
4615 * testsuite/gcc.dg/graphite/scop-1.c: Update.
4616 * testsuite/gcc.dg/graphite/scop-2.c: Update.
4617 * testsuite/gcc.dg/graphite/scop-4.c: Update.
4618 * testsuite/gcc.dg/graphite/scop-5.c: Add.
4619 * testsuite/gcc.dg/graphite/scop-6.c: Add.
4620
46212008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4622
4623 * testsuite/gcc.dg/graphite/scop-0.c: Add.
4624 * testsuite/gcc.dg/graphite/scop-7.c: Add.
4625 * testsuite/gcc.dg/graphite/scop-8.c: Add.
4626 * testsuite/gcc.dg/graphite/scop-9.c: Add.
4627 * testsuite/gcc.dg/graphite/scop-10.c: Add.
4628
46292008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4630
4631 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
4632 Check affine expressions depending on the outermost loop
4633 instead of a scop.
4634 (stmt_simple_for_scop_p): Same.
4635 (harmfule_stmt_in_scop): Same.
4636
46372008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
4638
4639 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
4640 mark entry and exit, that are not part of the SCoP and update HTML
4641 formatting.
4642
46432008-04-25 Sebastian Pop <sebastian.pop@amd.com>
4644
4645 * graphite.c (basic_block_simple_for_scop_p): Renamed
4646 harmful_stmt_in_bb.
4647 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
4648 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
4649 (all_preds_visited_p, all_succs_visited_p,
4650 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
4651 scop_end_loop): New.
4652 (build_scops): Do not use dfs_enumerate_from.
4653
4654 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
4655
46562008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4657
4658 * graphite.c: Add comments to functions that are missing a
4659 description.
4660 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
4661
46622008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4663
4664 * graphite.c (nb_params_in_scop): Moved...
4665 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
4666 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
4667 (clast_to_gcc_expression): Reduce column size to less than 80.
4668 (graphite_create_iv): Return the new name of the IV.
4669 (find_transform): Set options->esp and options->cpp.
4670 (gloog): Comment out the invalidation of the old loop code.
4671 (initialize_dependence_polyhedron): Replace scop_nb_params with
4672 nb_params_in_scop.
4673
4674 * graphite.h (nb_params_in_scop): ... here.
4675 (scop_nb_params): Removed.
4676 (loop_domain_dim): Return something even when the loop was not
4677 found in the hash table: avoid ICEing on all the graphite.exp
4678 testcases.
4679
46802008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4681
4682 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
4683
4684 * graphite.c (build_scop_dynamic_schedules): Schedule is built
4685 according to nesting level.
4686 (find_scop_parameters): Call instantiate_parameters.
4687 (scan_tree_for_params): Extend it to handle general affine bounds.
4688 Inner loop bound can depend on outer loop induction variable.
4689 (setup_cloog_loop): tmp variable is allocated on stack. Call
4690 instantiate_parameters with respect to outermost_loop_in_scop.
4691 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
4692 graphite.h.
4693 (create_empty_loop): Function loopify should be given edge
4694 probability, instead of edge frequency. Dominance relation from
4695 switch_bb to loop_header.
4696 (clast_to_gcc_expression): Added handling of clast_reduction node.
4697 (gloog): New functionality for removing old loop.
4698 (test_dependence): Factored out from build_rdg_all_levels.
4699 (build_rdg_all_levels): Dependence testing factored out to
4700 test_dependence function.
4701
4702 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
4703 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
4704 from graphite.c
4705
47062008-04-07 Sebastian Pop <sebastian.pop@amd.com>
4707
4708 * graphite.c (free_scop, param_index, initialize_cloog_names,
4709 nb_params_in_scop): Use name_tree map instead of just a tree
4710 for keeping track of the variable name associated to that tree.
4711 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
4712 clast_to_gcc_expression, graphite_create_iv,
4713 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
4714 graphite_stmt_to_gcc_stmt): New.
4715 (gloog): Call these.
4716 * graphite.h (struct name_tree): New.
4717 (struct scop): Use name_tree instead of tree for params.
4718 Store a vector of name_tree for new_ivs.
4719 (SCOP_NEWIVS): New.
4720 (scop_nb_params): Use name_tree instead of tree.
4721
47222008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
4723 Sebastian Pop <sebastian.pop@amd.com>
4724
4725 * tree-bounds.c: New.
4726 * tree-bounds.h: New.
4727 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
4728 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
4729 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
4730 flag_mudflap.
4731 * gcc.c: Same.
4732 * toplev.c: Same.
4733 * c-cppbuiltin.c: Same.
4734 * c-pragma.c: Same.
4735 * common.opt: Same.
4736 * varasm.c: Same.
4737 * tree-outof-ssa.c: Same.
4738 * c-common.c: Same.
4739 * Makefile.in: Same.
4740
47412008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
4742 Sebastian Pop <sebastian.pop@amd.com>
4743
4744 * tree-loop-distribution.c (remaining_stmts,
4745 upstream_mem_writes): Removed static variables.
4746 (copy_loop_before, create_bb_after_loop,
4747 mark_nodes_having_upstream_mem_writes, free_rdg_components,
4748 rdg_build_components, rdg_build_partitions,
4749 dump_rdg_partitions): Extern.
4750 (generate_loops_for_partition, generate_code_for_partition): Do not
4751 return a bool.
4752 (already_processed_vertex_p, predecessor_has_mem_write,
4753 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
4754 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
4755 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
4756 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
4757 Pass remaining_stmts and upstream_mem_writes as parameters.
4758 (rdg_component): Moved...
4759 (build_rdg_partition_for_component): Do not aggregate components when
4760 flag_streamize_loops is set.
4761 (gen_sequential_loops): New.
4762 (ldist_gen): Call gen_sequential_loops.
4763
4764 * tree-pass.h (pass_loop_streamization): Declared.
4765
4766 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
4767 basic blocks when loops structures exist.
4768
4769 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
4770
4771 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
4772
4773 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4774 eliminate_local_variables_stmt, eliminate_local_variables,
4775 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4776 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4777 of code delimited by two edges in the CFG.
4778 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4779 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4780 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4781 the case of parallelisation of reductions.
4782 (create_loop_fn): Extern.
4783 (create_omp_parallel_region): New.
4784
4785 * tree-data-ref.c (dump_data_dependence_relation): Don't call
4786 dump_data_reference for printing dra and drb.
4787 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
4788 RDGE_RELATION.
4789 (build_rdg): Don't call free_dependence_relations for the moment, as
4790 we attach dependence relations on each edge of the RDG.
4791 To be fixed later.
4792
4793 * tree-data-ref.h (rdg_component): ...here.
4794 (struct rdg_edge): New field ddr_p relation.
4795 (RDGE_RELATION): New.
4796 (create_bb_after_loop, copy_loop_before,
4797 mark_nodes_having_upstream_mem_writes, rdg_build_components,
4798 rdg_build_partitions, dump_rdg_partitions,
4799 free_rdg_components): Declared.
4800
4801 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
4802 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
4803
4804 * tree-loop-streamization.c: New.
4805
4806 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
4807 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
4808
4809 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
4810
4811 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4812
4813 * passes.c: Schedule pass_loop_streamization.
4814
48152008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
4816
4817 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
4818 update comment.
4819
48202008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
4821
4822 * graphite.c (dot_all_scops): Update formatting.
4823 Bbs can now be part of more than one SCoP.
4824
48252008-03-04 Sebastian Pop <sebastian.pop@amd.com>
4826
4827 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
4828 malloc problems.
4829 (loop_domain_dim): Check for unregistered toplev SCOP loop.
4830 * graphite.h (loop_to_cloog_loop): New.
4831
48322008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4833
4834 * graphite.c (loop_domain_dim, ref_nb_loops,
4835 loop_iteration_vector_dim): New.
4836 (build_access_matrix_with_af, build_access_matrix,
4837 initialize_dependence_polyhedron): Fixed for new matrix layout.
4838 No longer assume that all iteration domains are of the same
4839 dimensionality.
4840
48412008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4842
4843 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4844 defined in a loop at depth 0 is invariant.
4845 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4846 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4847 be called at loop depth 0.
4848
4849 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
4850 a parameter.
4851 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
4852 (down_open_scop): Removed.
4853 (loop_in_scop_p): Redefined.
4854 (scop_affine_expr): New argument: scop.
4855 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
4856 a harmful statement ending a scop.
4857 (basic_block_simple_for_scop_p): New argument: scop.
4858 (get_loop_start): Removed.
4859 (new_scop): Initialize SCOP_LOOPS.
4860 (free_scop): Free SCOP_LOOPS.
4861 (succs_at_same_depth, preds_at_same_depth): New.
4862 (end_scop): Test the validity of a scop.
4863 (add_dominators_to_open_scops): New.
4864 (test_for_scop_bound): Call add_dominators_to_open_scops.
4865 Add cases for opening and closing multiple scops.
4866 (build_scops, build_scop_bbs): Iterate over basic blocks in
4867 depth first order.
4868 (build_graphite_bb): Pass scop directly.
4869 (dfs_bb_in_scop_p): New.
4870 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
4871 several times.
4872 (nb_loops_around_gb): Use loop_in_scop_p.
4873 (schedule_to_scattering): Disabled for the moment the code computing
4874 the "textual order for outer loop".
4875
4876 * graphite.h (struct scop): New field loops.
4877 (SCOP_LOOPS): New.
4878 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
4879
4880 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
4881
48822008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
4883 Sebastian Pop <sebastian.pop@amd.com>
4884
4885 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
4886 * common.opt (fstreamize-loops): New.
4887 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
4888 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
4889 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
4890 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
4891
48922008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4893
4894 * tree-data-ref.c (build_empty_rdg): New.
4895 (build_rdg): Use it.
4896 * tree-data-ref.h (build_empty_rdg): Declared.
4897 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
4898 (find_vertex_for_stmt): Removed.
4899 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
4900
49012008-02-21 Sebastian Pop <sebastian.pop@amd.com>
4902
4903 * tree-loop-distribution.c (generate_builtin): After cancelling the
4904 loop tree, also delete basic blocks.
4905 (rdg_flag_uses): Stop recursion when a vertex has already been
4906 processed.
4907
49082008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4909
4910 * graphite.c (build_scop_alpha): Removed.
4911 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
4912 and dump_dependence_graph to avoid compiler warnings.
4913
49142008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4915
4916 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
4917 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
4918 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4919 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
4920 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
4921 (initialize_dependence_polyhedron, find_vertex_for_stmt,
4922 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4923 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
4924 dump_dependence_graph): New.
4925 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
4926 (GBB_ALPHA): New.
4927 (struct scop): New field loop2cloog_loop.
4928 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
4929 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
4930
49312008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4932
4933 * graphite.c (build_graphite_bb): Fix initialization
4934 of the graphite basic block.
4935
49362008-02-05 Sebastian Pop <sebastian.pop@amd.com>
4937
4938 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
4939 loop domain matrix. Pass in the number of loops contained in the
4940 constraint matrix.
4941 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
4942 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
4943 loops that are not surrounding the current loop are not represented
4944 in the domain constraint matrix.
4945 (build_scop_iteration_domain): Initial domain constraint matrix
4946 contains only the eq/ineq, cst, and scop parameters columns.
4947
49482008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4949
4950 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
4951 (print_graphite_bb): Print scattering.
4952
49532008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4954
4955 * graphite.c (initialize_cloog_names): Initialize names of
4956 scattering variables.
4957
49582009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4959
4960 * graphite.c (dot_all_scops_1): Disable debug output while
4961 printing graph.
4962
49632008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4964
4965 * graphite.c (find_transform): Change cloog output language to C.
4966
49672008-01-27 Sebastian Pop <sebastian.pop@amd.com>
4968
4969 * tree-loop-distribution.c (generate_memset_zero,
4970 generate_builtin, generate_code_for_partition,
4971 rdg_flag_all_uses): New.
4972 (rdg_flag_uses): Gather in the same partition the statements defining
4973 the VUSES of the current statement.
4974 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
4975 Gather in the same partition not only the stores to the same memory
4976 access, but also the reads.
4977 (ldist_generate_loops): Renamed ldist_gen.
4978
49792008-01-24 Sebastian Pop <sebastian.pop@amd.com>
4980 Tobias Grosser <grosser@fmi.uni-passau.de>
4981
4982 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
4983 next pointer, don't use the inner pointer.
4984
49852008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
4986
4987 * graphite.c (dot_all_scops, dot_all_scops_1): New.
4988 (find_transform): Call dot_all_1.
4989 * graphite.h (dot_all_scops): Declared.
4990
49912007-12-14 Sebastian Pop <sebastian.pop@amd.com>
4992
4993 * tree-loop-distribution.c: Fix apsi.f ICE.
4994 (create_bb_after_loop): New.
4995 (generate_loops_for_partition): Use it.
4996 * testsuite/gfortran.dg/ldist-1.f90: New.
4997
4998 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
4999 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5000
50012007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5002
5003 * graphite.c (find_transform): Dump cloog program sent to cloog.
5004
50052007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5006
5007 * graphite.c (initialize_cloog_names): Initialize cloog
5008 iterator names.
5009
50102007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5011
5012 * graphite.c (build_scop_context): Fix typo, for the matrix
5013 format: insert '0 >= 0' instead of '-1 >= 0'.
5014
50152007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5016
5017 * Fix merge problems.
5018
50192007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5020
5021 * graphite.c (setup_cloog_loop): Fix typo.
5022
50232007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5024
5025 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5026 * tree-loop-distribution.c: Reimplemented.
5027 * tree-pass.h (pass_loop_distribution): New.
5028 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5029 print_loops.
5030 * graphds.h (struct graph): New field indexes.
5031 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5032
5033 * tree-vect-analyze.c: Remove declaration of static functions when not
5034 needed.
5035 * tree-vectorizer.c: Same.
5036 (rename_variables_in_loop): Now extern.
5037 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5038 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5039 calling redirect_edge_and_branch_force.
5040
5041 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5042
5043 * tree-data-ref.c: Don't include tree-chrec.h.
5044 (debug_data_dependence_relations): New.
5045 (dump_data_dependence_relation): Call dump_data_reference on data refs
5046 in the relation.
5047 (same_access_functions): Moved...
5048 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5049 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5050 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5051 struct rdg_vertex_info, ): New.
5052 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5053 at DDR_REVERSED_P.
5054 (create_rdg_vertices): Initialize the htab of graph->indexes.
5055 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5056 (stmts_from_loop): Don't save LABEL_EXPR.
5057 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5058 hash_stmt_vertex_del): New.
5059 (build_rdg): Initialize rdg->indexes.
5060 (free_rdg, stores_from_loop, ref_base_address,
5061 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5062 have_similar_memory_accesses_1, ref_base_address_1,
5063 remove_similar_memory_refs): New.
5064
5065 * tree-data-ref.h: Include tree-chrec.h.
5066 (debug_data_dependence_relations): Declared.
5067 (same_access_functions): ...here. Now static inline.
5068 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5069 ddr_dependence_level): New.
5070 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5071 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5072 RDG_MEM_READS_STMT): New.
5073 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5074 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5075 rdg_vertex_for_stmt): Declared.
5076 (struct rdg_edge): New field level.
5077 (RDGE_LEVEL, free_rdg): New.
5078 (stores_from_loop, remove_similar_memory_refs,
5079 rdg_defs_used_in_other_loops_p,
5080 have_similar_memory_accesses): Declared.
5081 (rdg_has_similar_memory_accesses): New.
5082
5083 * lambda.h (dependence_level): New.
5084 * common.opt (ftree-loop-distribution): New.
5085 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5086 (print_loop_ir): Renamed print_loops.
5087 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5088 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5089 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5090 (tree-loop-distribution.o): Added.
5091 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5092 (mark_virtual_ops_in_bb): New.
5093 (print_loops_bb, debug_loop_num, debug_loop): New.
5094 * passes.c: Scheduled pass_loop_distribution.
5095
50962007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5097
5098 * graphite.c (scan_tree_for_params): Correct the number of columns
5099 for polylib format.
5100 (nb_flat_iterator): New.
5101 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5102 (build_scop_iteration_domain): Correct the number of columns for
5103 polylib format.
5104
51052007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5106
5107 * Merge from mainline (129697:130800).
5108
51092007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5110
5111 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5112 dominated by SCoP's exit.
5113 (graphite_transform_loops): Compute post dominators.
5114
51152007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5116
5117 * Merge from mainline (127169:129697).
5118
51192007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5120
5121 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5122 parameter for the basic block that contains the expression. Use
5123 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5124 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5125 the expression.
5126 * graphite.h (gbb_loop): New.
5127 (GBB_LOOP): Removed.
5128
51292007-08-03 Sebastian Pop <sebpop@gmail.com>
5130
5131 * Makefile.in: Fix merge problem.
5132
51332007-08-03 Sebastian Pop <sebpop@gmail.com>
5134
5135 * Merge from mainline (125309:127169).
5136 * tree-loop-distribution.c: Disabled.
5137
51382007-06-05 Sebastian Pop <sebpop@gmail.com>
5139
5140 * Merge from mainline (r123693:125309).
5141
51422007-05-30 Sebastian Pop <sebpop@gmail.com>
5143
5144 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5145 correct_modify_p
5146 (correct_modify_p, check_statements, number_of_lvalue_uses,
5147 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5148 instead of MODIFY_EXPR.
5149 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5150 and push new edges.
5151
51522007-05-24 Sebastian Pop <sebpop@gmail.com>
5153
5154 * tree-loop-distribution.c (struct rdg): Replace arrays by
5155 VECs for edges and vertices.
5156 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5157 (RDGV_NB_PARTITIONS): New.
5158 (PRDG_NBV, PRDG_NBE): Removed.
5159 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5160 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5161 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5162
51632007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5164 Sebastian Pop <sebpop@gmail.com>
5165
5166 * doc/invoke.texi (-ftree-loop-distribution): Document.
5167 * tree-loop-distribution.c: New file.
5168 * tree-pass.h (pass_loop_distribution): Declared.
5169 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5170 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5171 and set reversed_p.
5172 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5173 (DDR_REVERSED_P): New.
5174 * common.opt (-ftree-loop-distribution): New.
5175 * tree-flow.h (distribute_loops): Declared.
5176 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5177 * passes.c (init_optimization_passes): Schedule loop distribution.
5178
51792007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
5180
5181 * graphite.c (print_graphite_bb): Don't call dump_data_references.
5182 (print_scop): Don't print when scop is NULL.
5183 (build_scop_context, find_transform): Don't output to stderr.
5184
51852007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
5186
5187 * tree-data-ref.c: Don't include graphite.h.
5188 Comment out the code for printing data reference's scop.
5189 (build_access_matrix_with_af): Moved...
5190 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
5191 * graphite.c (build_access_matrix_with_af): ... here. Now static.
5192 (print_graphite_bb): Print basic block's schedule.
5193 (print_scop): Don't print the schedule, call cloog's pretty printer.
5194 (bb_in_scop_p): A basic block is in a scop only if it is both
5195 dominated and postdominated by the scop's entry and exit basic blocks.
5196 (function_parameter_p): New.
5197 (invariant_in_scop_p): Use function_parameter_p.
5198 (new_scop, save_scop): New.
5199 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5200 save_scop.
5201 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5202 (loop_in_scop_p): New.
5203 (scop_record_loop): Use loop_in_scop_p.
5204 (build_scop_domain): Renamed build_scop_iteration_domain.
5205 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5206 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5207 setup_cloog_loop, dot_scop_1, dot_scop): New.
5208 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5209 (struct scop): Add a pointer to cloog's representation of a program.
5210
52112007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5212
5213 * doc/invoke.texi (-ftree-check-verbose): Renamed
5214 -ftree-checks-verbose.
5215 * common.opt (flag_tree_check_verbose): Renamed
5216 flag_tree_checks_verbose.
5217 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5218
52192007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5220
5221 * configure: Regenerated.
5222 * config.in: Regenerated.
5223 * tree-ssa-loop.c (graphite_transforms): Execute
5224 graphite_transform_loops only when HAVE_cloog.
5225 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5226 * graphite.c: Include polylibgmp.h and cloog.h.
5227 (graphite_transform_loops): Removed loops parameter.
5228 * tree-flow.h (graphite_transform_loops): Update declaration.
5229 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5230 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5231 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5232 (OBJS-common): Remove dependence on graphite.o.
5233 (BACKEND): Depend on @GRAPHITE@.
5234
52352007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5236
5237 * doc/invoke.texi (-ftree-check-verbose): Documented.
5238 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5239 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5240 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5241 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5242 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5243 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5244 * common.opt (ftree-checks-verbose): New.
5245 * tree-check.c (tree_check_warning): Move extra stderr output
5246 under control of flag_tree_check_verbose.
5247
52482007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5249
5250 * tree-match.c: Fix comments formatting.
5251 * tree-match.h: Fix comments formatting.
5252 * tree-check.c: Fix comments formatting.
5253 (tree_check_init): Restructure.
5254
52552007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5256
5257 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5258
52592007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5260
5261 * Merge from mainline (r120733:123693).
5262
52632007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5264
5265 * condate.y: New file.
5266 * tree-match.h (struct patt_info_s): New field sign.
5267 (struct condate_s): New field msg.
5268 (normalize_condate, name_condate, add_condate): New.
5269 (conds[], condate_parse): Made extern.
5270 * tree-check.c (tree_check_warning): First arg changed to cond;
5271 warning reformatted.
5272 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5273 (tree_scan): New.
5274 (tree_check): Process trivial condates.
5275 (read_delimited_string): Removed.
5276 (print_cond): Print name and msg.
5277 (conds[]): Made extern.
5278 (parse_tree_check_file_once): Rewritten to use the parser in
5279 condate.y.
5280 Processing of option --tree_check_string moved to tree_scan().
5281 * Makefile.in: Added condate.y
5282
52832007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5284
5285 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5286 Use VECs instead of varrays.
5287 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5288 * Makefile.in (pretty-print.o): Depend on vec.h.
5289 * pretty-print.c: Include tree.h and vec.h.
5290 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5291 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5292 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5293 pp_free_list): Use VECs instead of varrays.
5294 * pretty-print.h: Do not include varray.h.
5295 (struct tree_chunk_s): Declaration moved before its use.
5296 (output_buffer): Rename varray field to chunks.
5297 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5298 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5299 save_global_holes): Use VECs instead of varrays.
5300 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5301 * tree-check.c (scan_cfg_stmts, push_node,
5302 print_matching_stmt): Removed.
5303 (tree_check_instance, push_global_holes_if_new, tree_check,
5304 execute_tree_check): Use VECs instead of varrays.
5305 (gate_tree_check): Don't execute the CFG check when basic_block_info
5306 is not available.
5307
53082007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5309
5310 * Merge from mainline (r115016:120733).
5311
53122007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5313
5314 * Merge from mainline (r117632:117661).
5315
53162007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5317
5318 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5319 * tree-pass.h (TDF_DEBUG, debug_p): New.
5320 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5321 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5322 get_loop_exit_condition, analyze_evolution_in_loop,
5323 analyze_initial_condition, analyze_scalar_evolution,
5324 instantiate_parameters, number_of_latch_executions): Use debug_p.
5325 * tree-chrec.c (chrec_apply): Use debug_p.
5326 * tree-data-ref.c: Include graphite.h.
5327 (dump_data_reference): Print also the access matrix.
5328 (analyze_array, analyze_indirect_ref, init_data_ref,
5329 analyze_offset_expr, address_analysis, object_analysis,
5330 create_data_ref, finalize_ddr_dependent,
5331 non_affine_dependence_relation, analyze_ziv_subscript,
5332 analyze_siv_subscript_cst_affine,
5333 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5334 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5335 analyze_miv_subscript, analyze_overlapping_iterations,
5336 build_classic_dist_vector, subscript_dependence_tester,
5337 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5338 (build_access_matrix_with_af): No longer static.
5339 * tree-data-ref.h (scop_p): ... declaration here.
5340 (data_reference.scop): New field.
5341 (DR_SCOP, DR_ACCESS_MATRIX): New.
5342 (build_access_matrix_with_af, dr_num_subscripts): Declared.
5343 * graphite.c (print_graphite_bb): Call dump_data_references.
5344 (print_scop): Use scop_nb_loops and scop_dim_domain.
5345 (test_for_scop_bound): Use debug_p.
5346 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
5347 scop_nb_params.
5348 (scop_loop_index): Moved...
5349 (scop_record_loop): New.
5350 (build_scop_loop_nests): Use scop_record_loop.
5351 (build_scop_domain): Use scop_dim_domain.
5352 (build_access_matrix): Implemented.
5353 (build_scop_canonical_schedules): Use scop_nb_loops.
5354 (build_graphite_bb): Initialize GBB_SCOP.
5355 * graphite.h (scop_p): Moved...
5356 (graphite_bb.scop): New field.
5357 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
5358 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
5359 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
5360 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
5361 scop_loop_index): New.
5362 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
5363
53642007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
5365
5366 * Merge from mainline (r117661:120450).
5367
53682006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
5369
5370 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
5371 at the first declaration outside the varying loop, instantiate as
5372 far as possible.
5373 * tree-chrec.c (for_each_scev_op): New.
5374 * tree-chrec.h (for_each_scev_op): Declared.
5375 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
5376 * tree-data-ref.c (get_references_in_stmt,
5377 find_data_references_in_stmt): New, from trunk.
5378 (find_data_references_in_loop): Use get_references_in_stmt
5379 and find_data_references_in_loop, modified as in trunk.
5380 (build_access_matrix_with_af): New.
5381 * tree-data-ref.h (data_reference): Add a field access_matrix.
5382 (data_ref_loc): New, as in trunk.
5383 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
5384 invariant_in_scop_p, param_index, scan_tree_for_params,
5385 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
5386 idx_record_param, idx_record_params, build_access_matrix,
5387 build_scop_data_accesses, build_scop_canonical_schedules,
5388 build_graphite_bb, build_scop_bbs, find_params_in_bb,
5389 build_scop_params): New.
5390 * graphite.h (graphite_bb): New.
5391 (scop): Add fields static_schedule, params, loop_nest,
5392 iteration_domain.
5393 * lambda.h: Declare vecs of lambda_matrix.
5394 * tree-flow.h (print_loop_ir_bb): Declared.
5395 * tree-cfg.c (print_loop_ir_bb): New.
5396 (print_loop): Use print_loop_ir_bb.
5397
53982006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5399
5400 * Merge from mainline (r115016:117632).
5401
54022006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5403
5404 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
5405 break due to a warning.
5406
54072006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
5408
5409 * graphite.c (print_scops, debug_scops): New.
5410 (graphite_transform): Renamed graphite_find_transform.
5411 * graphite.h (debug_scops): Declared.
5412
54132006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
5414
5415 * tree-match.c: Reformat following the GNU style.
5416 * tree-match.h: Reformat following the GNU style.
5417 * tree-pattern.h: Removed empty file.
5418 * Makefile.in: Remove references to tree-pattern.h.
5419 * tree-check.c: Reformat following the GNU style.
5420 (execute_tree_check): Move gate condition code to...
5421 (gate_tree_check): ...here. New function.
5422 (pass_check): Use the gate function.
5423
54242006-07-04 Nic Volanschi <nic.volanschi@free.fr>
5425
5426 * tree-pattern.h: New. Tree pattern matching and checking using
5427 concrete syntax.
5428 * tree-check.c: New. Tree/CFG checking pass.
5429 * tree-match.c: New. Library for tree pattern matching.
5430 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
5431 * toplev.c, flags.h: Add globals for tree-check pass.
5432 * Makefile.in: Integrate the files in tree-check pass.
5433 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
5434 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
5435 Introduce a "lazy" pretty-print mode.
5436 * tree.c, tree.h: Add tree_name.
5437
54382006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
5439
5440 * doc/invoke.texi (-fgraphite): Correct typo.
5441 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
5442 use of print_loop_ir.
5443 * testsuite/gcc.dg/graphite/scop-1.c: New.
5444 * testsuite/gcc.dg/graphite/scop-2.c: New.
5445 * testsuite/gcc.dg/graphite/graphite.exp: New.
5446 * graphite.c: Include domwalk.h.
5447 (print_scop): Print only the entry and exit blocks.
5448 (debug_scop): No longer static.
5449 (affine_expr): Fix formating. Return also true when the expression is
5450 constant.
5451 (stmt_simple_for_scop_p): Fix formating.
5452 (build_scops): Use domwalk.
5453 (get_loop_start, end_scop, test_for_scop_bound): New.
5454 (graphite_transform_loops): Avoid printing on stderr.
5455 * graphite.h (debug_scop): Declared.
5456 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
5457 * Makefile.in (graphite.o): Depend on domwalk.h.
5458 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
5459 declarations for static functions.
5460 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
5461 controlling output verbosity.
5462
54632006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
5464 Plesco Alexandru <shurikx@gmail.com>
5465
5466 * doc/invoke.texi (-fgraphite): Document.
5467 * tree-pass.h (pass_graphite_transforms): Declared.
5468 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5469 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
5470 (pass_graphite_transforms): Defined.
5471 * tree-data-ref.c (free_data_ref, data_reference): Extern.
5472 * tree-data-ref.h (free_data_ref, data_reference): Declared.
5473 * graphite.c, graphite.h: New.
5474 * common.opt (fgraphite): Declared.
5475 * tree-flow.h (graphite_transform_loops): Declared.
5476 * Makefile.in (OBJS-common): Add graphite.o.
5477 (graphite.o): New rule.
5478 * passes.c (pass_graphite_transforms): Scheduled.
5479
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