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Remove interchange heuristic.
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
312aea7f
SP
12009-08-11 Sebastian Pop <sebastian.pop@amd.com>
2
3 * graphite-interchange.c (compute_subscript): Removed.
4 (compute_array_size_cstr): Removed.
5 (compute_array_size_poly): Removed.
6 (compute_array_size): Removed.
7 (gather_access_strides_poly): Removed.
8 (gather_access_strides): Empty.
9
25d7cc15
SP
102009-08-11 Sebastian Pop <sebastian.pop@amd.com>
11
12 * graphite-dependences.c (dependence_polyhedron_1): Replace
13 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
14 (graphite_legal_transform_dr): Same.
15 (graphite_carried_dependence_level_k): Same.
16 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
17 Initialize PDR_NB_SUBSCRIPTS.
18 (print_pdr_access_layout): Replace pdr_nb_subscripts with
19 PDR_NB_SUBSCRIPTS.
20 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
21 (PDR_NB_SUBSCRIPTS): New.
22 (pdr_nb_subscripts): Removed.
23 (pdr_dim): Simplified.
24 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
25 with PDR_NB_SUBSCRIPTS.
26
66096911
SP
272009-08-11 Sebastian Pop <sebastian.pop@amd.com>
28
29 * graphite-interchange.c (compute_array_size): Remove use of
30 PDR_DATA_CONTAINER.
31 * graphite-poly.c (new_poly_dr): Remove argument data_container.
32 Do not initialize PDR_DATA_CONTAINER.
33 (print_pdr): Do not print PDR_DATA_CONTAINER.
34 * graphite-poly.h (struct poly_dr): Remove data_container field.
35 (PDR_DATA_CONTAINER): Removed.
36 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
37 PDR_DATA_CONTAINER.
38 (build_poly_dr): Same.
39
273c5dd3
SP
402009-08-11 Sebastian Pop <sebastian.pop@amd.com>
41
42 * testsuite/gcc.dg/graphite/interchange-9.c: New.
43
7491e5f0
KT
442009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
45 Sebastian Pop <sebastian.pop@amd.com>
46
47 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
48 copy of the dependence polyhedron. Free the temporary objects.
49 (graphite_carried_dependence_level_k): Free unused objects before
50 returning.
51
52 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
53 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
54 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
55 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
56 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
57
f4648ed1
SP
582009-08-05 Sebastian Pop <sebastian.pop@amd.com>
59
60 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
61 Early return without analyzing the data dependences if no
62 transform has been done. Call restore_scattering if the transform
63 is not legal.
64 (graphite-interchange.c): Same.
65 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
66 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
67 (apply_poly_transforms): Do not gcc_assert that
68 the transform is legal.
69 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
70 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
71 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
72 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
73 * graphite-poly.h (struct poly_scattering): New.
74 (struct poly_bb): Add original, transformed, and saved fields.
75 Remove transformed_scattering, original_scattering, nb_local_variables,
76 and nb_scattering_transform fields.
77 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
78 (poly_scattering_new): New.
79 (poly_scattering_free): New.
80 (poly_scattering_copy): New.
81 (store_scattering_pbb): New.
82 (store_scattering): New.
83 (restore_scattering_pbb): New.
84 (restore_scattering): New.
85 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
86 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 87
e31a5bd4
SP
882009-08-05 Sebastian Pop <sebastian.pop@amd.com>
89
90 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
91 (print_scop): Same.
92
8e88f9fd
SP
932009-08-05 Sebastian Pop <sebastian.pop@amd.com>
94
95 * Makefile.in (graphite.o): Depends on PREDICT_H.
96 * graphite.c: Include predict.h.
97 (graphite_finalize): Call tree_estimate_probability.
98 * predict.c (predict_loops): Do not call scev_initialize and
99 scev_finalize.
100 (tree_estimate_probability_bb): New.
101 (tree_estimate_probability): Do not initialize loops: move that
102 code to the driver. Call tree_estimate_probability_bb.
103 (tree_estimate_probability_driver): New.
104 (pass_profile): Use tree_estimate_probability_driver.
105 * predict.h (tree_estimate_probability): Declared.
106
87d4d0ee
SP
1072009-08-05 Sebastian Pop <sebastian.pop@amd.com>
108
109 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
110 * graphite-dependences.c (graphite_legal_transform): Add time to
111 TV_GRAPHITE_DATA_DEPS.
112 (dependency_between_pbbs_p): Same.
113 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
114
1152009-08-03 Sebastian Pop <sebastian.pop@amd.com>
116
117 * Merge from mainline (r149952:150372).
118
2abae5f1
SP
1192009-07-28 Sebastian Pop <sebastian.pop@amd.com>
120
121 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
122 * graphite-blocking.c: Same.
123 * graphite-clast-to-gimple.c: Same.
124 * graphite-dependences.c: Same.
125 * graphite-poly.c: Same.
126 * graphite-poly.h: Same.
127 * graphite-ppl.c: Same.
128 * graphite-scop-detection.c: Same.
129 * graphite-sese-to-poly.c: Same.
130 * graphite.c: Same.
131
1322009-07-28 Sebastian Pop <sebastian.pop@amd.com>
133
134 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
135 (remove_simple_copy_phi): New.
136 (remove_invariant_phi): New.
137 (simple_copy_phi_p): New.
138 (reduction_phi_p): New.
139 (gsi_for_ssa_name_def): New.
140 (insert_out_of_ssa_copy): New.
141 (insert_out_of_ssa_copy_on_edge): New.
142 (create_zero_dim_array): New.
143 (scalar_close_phi_node_p): New.
144 (rewrite_close_phi_out_of_ssa): New.
145 (rewrite_phi_out_of_ssa): New.
146 (rewrite_reductions_out_of_ssa): New.
147 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
148
149 * testsuite/gcc.dg/graphite/id-11.c: New.
150 * testsuite/gcc.dg/graphite/id-15.c: New.
151 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
152 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
153 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
154 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
155 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
156 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
157 * testsuite/gfortran.dg/graphite/id-13.f: New.
158 * testsuite/gfortran.dg/graphite/id-5.f: New.
159
1602009-07-28 Sebastian Pop <sebastian.pop@amd.com>
161
162 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
163 check that nb_reductions_in_loop is zero.
164 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
165 reduction phi nodes.
166 (nb_reductions_in_loop): Removed.
167 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
168 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
169 (bb_contains_non_iv_scalar_phi_nodes): Removed.
170 (scop_contains_non_iv_scalar_phi_nodes): Removed.
171 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
172
1732009-07-28 Sebastian Pop <sebastian.pop@amd.com>
174
175 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
176 statements that have an empty iteration domain.
177 * testsuite/gfortran.dg/graphite/id-16.f: New.
178
1792009-07-28 Sebastian Pop <sebastian.pop@amd.com>
180
181 * tree-scalar-evolution.c (instantiate_scev_1): Return
182 chrec_dont_know when the result is not above instantiate_below.
183 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
184 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
185 the tree has a known scalar evolution.
186 * testsuite/gfortran.dg/graphite/id-14.f: New.
187 * testsuite/gfortran.dg/graphite/id-15.f: New.
188
1892009-07-28 Sebastian Pop <sebastian.pop@amd.com>
190
191 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
192 insert_gsi.
193 (rename_variables): Keep inserting renames after the ones already
194 inserted.
195
1962009-07-28 Sebastian Pop <sebastian.pop@amd.com>
197
198 * graphite-sese-to-poly.c (compare_bb_depths): New.
199 (graphite_sort_dominated_info): New.
200 (build_scop_bbs_1): Call graphite_sort_dominated_info.
201 (build_scop_scattering): Fix comment.
202
2032009-07-28 Sebastian Pop <sebastian.pop@amd.com>
204
205 * graphite.c (graphite_finalize): Call print_loops instead of
206 dump_function_to_file.
207 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
208 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
209 loops generated in the graphite output file.
210 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
211 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
212 * testsuite/gfortran.dg/graphite/id-12.f: New.
213
2142009-07-24 Li Feng <nemokingdom@gmail.com>
215
216 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
217 Remove 2 XFAIL.
218
2192009-07-24 Li Feng <nemokingdom@gmail.com>
220 Tobias Grosser <grosser@fim.uni-passau.de>
221
222 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
223 alias set number build alias in ACCESSES polyhedron.
224 (build_alias_set_for_drs): New.
225 (build_pbb_drs): Added build_alias_set_for_drs.
226 * graphite-dependences.c (poly_drs_may_alias_p): New.
227 (graphite_carried_dependence_level_k): Check alias information
228 before building polyhedron.
229
2302009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
231
232 * Makefile.in (lambda-code.o): Fix formatting.
233
2342009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
235
236 * Merge from mainline (r149350-149952)
237
2382009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
239
240 * graphite-poly.c (apply_poly_transforms): Move strip_mine
241 before interchange to prepare for loop blocking.
242
2432009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
244
245 * graphite-poly.c (apply_poly_transforms): Add checks after every
246 transformation.
247 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
248 done in apply_poly_transforms.
249
2502009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
251
252 * graphite-dependences.c (build_lexicographically_gt_constraint):
253 Replace RES parameter with *RES.
254 (dependence_polyhedron_1): Pass an address of the parameter RES
255 instead of value of RES.
256
2572009-07-16 Sebastian Pop <sebastian.pop@amd.com>
258
259 * graphite.c (graphite_finalize): Fix comment.
260 (graphite_transform_loops): Reset scev info after code generation
261 of each scop.
262
2632009-07-16 Sebastian Pop <sebastian.pop@amd.com>
264
265 * graphite.c (graphite_finalize): Call scev_reset.
266
2672009-07-16 Sebastian Pop <sebastian.pop@amd.com>
268
269 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
270 GBB_CLOOG_IV_TYPES hash table twice.
271 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
272 (add_condition_to_domain): Clear GMP values.
273
2742009-07-16 Sebastian Pop <sebastian.pop@amd.com>
275
276 * graphite-dependences.c: Fix formatting.
277 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
278 (pbb_number_of_iterations): Free ppl_Linear_Expression.
279 * graphite-sese-to-poly.c: Fix formatting.
280 * graphite.c (graphite_transform_loops): Create the hash table
281 after the early return.
282
2832009-07-16 Sebastian Pop <sebastian.pop@amd.com>
284
285 * testsuite/gcc.dg/graphite/id-14.c: New.
286 * testsuite/gcc.dg/graphite/pr40157.c: New.
287 * testsuite/gfortran.dg/graphite/id-11.f: New.
288
2892009-07-16 Sebastian Pop <sebastian.pop@amd.com>
290
291 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
292 (build_poly_scop): Return false when there are no pbbs within
293 loops to avoid to pass to cloog scops with no loops.
294
2952009-07-16 Sebastian Pop <sebastian.pop@amd.com>
296
297 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
298 useless test "i % 2".
299 (build_pbb_scattering_polyhedrons): Fix formatting.
300 (build_poly_dr): Same.
301 * graphite.c (graphite_transform_loops): Restructure.
302
3032009-07-14 Razya Ladelsky <razya@il.ibm.com>
304
305 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
306 reduction_list parameter.
307 (rewrite_all_phi_nodes_with_iv): Same.
308 (canonicalize_loop_ivs): Same.
309 * tree-parloops.c (struct brli): Removed.
310 (build_reduction_list_info): Removed.
311 (build_new_reduction): New.
312 (analyze_reduction_list): Removed.
313 (gather_scalar_reductions): Find reductions instead of phi
314 nodes that can't be canonicalized.
315 (try_create_reduction_list): Remove reduction_list parameter.
316 (gen_parallel_loop): Same.
317 (parallelize_loops): Remove analyze_reductions variable,
318 initialization and free.
319 Change reduction_list htab initialization to reduction_info
320 elements instead of ssa names.
321 Call try_create_reduction_list and gen_parallel_loop without
322 analyzed_reduction argument.
323 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
324 canonicalize_loop_ivs with one less argument.
325 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
326
3272009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
328
329 * graphite-dependences.c (new_poly_dr_pair): New.
330 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
331 (new_poly_dr_pair): New.
332 (eq_poly_dr_pair_p): New.
333 (hash_poly_dr_pair_p): New.
334 * graphite-dependences.h (struct poly_dr_pair): New.
335 (eq_poly_dr_pair_p): Declared.
336 (hash_poly_dr_pair_p): Declared.
337 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
338 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
339 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
340 * Makefile.in (graphite-poly.o): Add dependence on
341 graphite-dependences.h.
342
3432009-07-14 Sebastian Pop <sebastian.pop@amd.com>
344
345 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
346 polynomials of degree > 1 pass to Graphite.
347 * tree-chrec.c (scev_is_linear_expression): Call
348 evolution_function_is_affine_multivariate_p.
349 * testsuite/gfortran.dg/graphite/id-10.f90: New.
350
3512009-07-14 Sebastian Pop <sebastian.pop@amd.com>
352
353 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
354 Instantiate scevs varying in outer loops.
355 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
356
3572009-07-14 Sebastian Pop <sebastian.pop@amd.com>
358
359 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
360 redundant constraint.
361
3622009-07-14 Sebastian Pop <sebastian.pop@amd.com>
363
364 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
365 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
366 based on the file names as in the C testsuite.
367 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
368 * testsuite/gfortran.dg/graphite/block-2.f: Same.
369 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
370 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
371 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
372 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
373 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
374 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
375 * testsuite/gfortran.dg/graphite/id-6.f: Same.
376 * testsuite/gfortran.dg/graphite/id-9.f: Same.
377 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
378 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
379 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
380
3812009-07-14 Sebastian Pop <sebastian.pop@amd.com>
382
383 * sese.c (expand_scalar_variables_call): New.
384 (expand_scalar_variables_ssa_name): Handle calls in expander.
385
3862009-07-13 Sebastian Pop <sebastian.pop@amd.com>
387
388 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
389 Expect to see the pattern twice.
390 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
391 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
392 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
393
3942009-07-13 Sebastian Pop <sebastian.pop@amd.com>
395
396 * testsuite/gcc.dg/graphite/id-10.c: New.
397 * testsuite/gcc.dg/graphite/id-12.c: New.
398 * testsuite/gfortran.dg/graphite/id-7.f: New.
399 * testsuite/gfortran.dg/graphite/id-8.f: New.
400
4012009-07-13 Sebastian Pop <sebastian.pop@amd.com>
402
403 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
404 zero.
405
4062009-07-13 Sebastian Pop <sebastian.pop@amd.com>
407
408 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
409
4102009-07-13 Sebastian Pop <sebastian.pop@amd.com>
411
412 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
413
4142009-07-10 Sebastian Pop <sebastian.pop@amd.com>
415
416 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
417 building PDR subscripts.
418
4192009-07-10 Sebastian Pop <sebastian.pop@amd.com>
420
421 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
422 computation of array sizes.
423
4242009-07-10 Sebastian Pop <sebastian.pop@amd.com>
425
426 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
427
4282009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
429
430 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
431 build_pairwise_constraint, dr_equality_constraints,
432 build_pairwise_scheduling_equality,
433 build_pairwise_scheduling_inequality, lexicographically_gt_p,
434 build_lexicographically_gt_constraint, dependence_polyhedron,
435 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
436 Move from NNC_Polyhedron to C_Polyhedron.
437 * graphite-interchange.c (compute_array_size_poly,
438 gather_access_strides): Dito.
439 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
440 free_scop, pbb_number_of_iterations): Dito.
441 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
442 pbb_dim_iter_domain, struct scop): Dito.
443 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
444 new_Cloog_Domain_from_ppl_Polyhedron,
445 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
446 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
447 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
448 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
449 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
450 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
451 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
452 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
453 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
454 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
455 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
456 build_scop_iteration_domain, build_poly_dr): Dito
457
4582009-07-09 Sebastian Pop <sebastian.pop@amd.com>
459
460 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
461 run-id-*.c files.
462 * testsuite/gcc.dg/graphite/run-id-1.c: New.
463
4642009-07-09 Sebastian Pop <sebastian.pop@amd.com>
465
466 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
467 positivity constraint on the symbolic number of iterations.
468
4692009-07-09 Sebastian Pop <sebastian.pop@amd.com>
470
471 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
472
4732009-07-09 Sebastian Pop <sebastian.pop@amd.com>
474 Tobias Grosser <grosser@fim.uni-passau.de>
475
476 * graphite-clast-to-gimple.c (build_scop_context): Removed.
477 (build_cloog_prog): Directly use SCOP_CONTEXT.
478 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
479 (free_scop): Free SCOP_CONTEXT.
480 (print_scop_context): New.
481 (print_scop): Call print_scop_context.
482 (debug_scop_context): New.
483 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
484 (struct scop): Added field context.
485 (SCOP_CONTEXT): New.
486 * graphite-sese-to-poly.c (add_param_constraints): New.
487 (build_scop_context): New.
488 (build_poly_scop): Call build_scop_context.
489
4902009-07-09 Sebastian Pop <sebastian.pop@amd.com>
491
492 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
493 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
494 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
495 * graphite-ppl.h: Include double-int.h and tree.h.
496 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
497 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
498 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
499 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
500
5012009-07-09 Sebastian Pop <sebastian.pop@amd.com>
502
503 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
504 POINTER_PLUS_EXPR for pointer types.
505 (clast_to_gcc_expression): Same.
506
5072009-07-09 Sebastian Pop <sebastian.pop@amd.com>
508
509 * graphite-poly.c (print_scattering_function): Early return when
510 PBB_TRANSFORMED_SCATTERING is not initialized.
511 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
512
5132009-07-08 Sebastian Pop <sebastian.pop@amd.com>
514
515 * tree-parloops.c (analyze_reduction_list): Remove unused variable
516 to fix bootstrap.
517
5182009-07-08 Razya Ladelsky <razya@il.ibm.com>
519
520 * tree-parloops.c (analyze_reduction_list): Change return
521 value to void.
522 (try_create_reduction_list): Move the call to
523 analyze_reduction_list to the beginining.
524 Call reduction_phi with analyzed_reductions as argument
525 instead of reduction_list.
526
5272009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
528
529 * Merge from mainline (r148296:149346)
530
5312009-07-07 Sebastian Pop <sebastian.pop@amd.com>
532
533 * graphite-scop-detection.c (graphite_can_represent_init): New.
534 (graphite_can_represent_scev): Call graphite_can_represent_init:
535 check that the initial value does not contain multiplications of
536 parameters.
537 (stmt_has_simple_data_refs_p): New.
538 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
539 (is_simple_operand): Fix formatting.
540 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
541
5422009-07-07 Sebastian Pop <sebastian.pop@amd.com>
543
544 * testsuite/gcc.dg/graphite/id-13.c: New.
545 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
546 analyze_scalar_evolution, use scalar_evolution_in_region.
547 (scan_tree_for_params_right_scev): Add extra assert.
548 (parameter_index_in_region_1): Split from parameter_index_in_region.
549 (idx_record_params): Use scalar_evolution_in_region.
550 (find_params_in_bb): Same.
551 (find_scop_parameters): Same.
552 (build_loop_iteration_domains): Same.
553 (create_linear_expr_from_tree): Same.
554 * sese.c (scalar_evolution_in_region): New.
555 * sese.h (scalar_evolution_in_region): Declared.
556 (defined_in_sese_p): New.
557 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
558 static anymore.
559 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
560 Declared.
561
5622009-07-07 Sebastian Pop <sebastian.pop@amd.com>
563
564 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
565 TREE_DATA_REF_H also implies SCEV_H.
566
5672009-07-07 Sebastian Pop <sebastian.pop@amd.com>
568
569 * graphite-poly.c (print_scop_params): New.
570 (print_scop): Call print_scop_params.
571 (debug_scop_params): New.
572 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
573
5742009-07-07 Li Feng <nemokingdom@gmail.com>
575
576 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
577 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
578 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
579 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
580 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
581 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
582
5832009-07-07 Li Feng <nemokingdom@gmail.com>
584
585 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
586 for dependency checking part.
587 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
588 tests for dependency checking.
589 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
590 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
591 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
592 flag -fdump-tree-graphite-all for autopar testsuites.
593
5942009-07-06 Sebastian Pop <sebastian.pop@amd.com>
595
596 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
597 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
598 canonicalize_loop_ivs): Moved...
599 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
600
6012009-07-06 Sebastian Pop <sebastian.pop@amd.com>
602
603 * tree-parloops.c (try_create_reduction_list): Pass an extra
604 argument analyzed_reductions. Call analyze_reduction_list.
605 (gen_parallel_loop): Do not call analyze_reduction_list.
606 (parallelize_loops): Init and finalize analyzed_reductions.
607
6082009-07-06 Li Feng <nemokingdom@gmail.com>
609
610 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
611 Added flag -fno-loop-strip-mine for autopar testcase.
612
6132009-07-04 Li Feng <nemokingdom@gmail.com>
614
615 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
616 transformed scattering dimension instead of unmatch orignal when
617 calling dependence_polyhedron.
618
6192009-06-30 Sebastian Pop <sebastian.pop@amd.com>
620
621 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
622
6232009-06-30 Sebastian Pop <sebastian.pop@amd.com>
624
625 * graphite-poly.c (pbb_number_of_iterations): Check for returned
626 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
627
6282009-06-30 Sebastian Pop <sebastian.pop@amd.com>
629
630 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
631 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
632 * graphite-poly.c (pbb_number_of_iterations): New.
633 * graphite-poly.h (pbb_number_of_iterations): Declared.
634 (pbb_iterator_dim, pbb_parameter_dim): New.
635
6362009-06-29 Sebastian Pop <sebastian.pop@amd.com>
637
638 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
639 last commit on type of lower and upper bound of loops.
640
6412009-06-29 Li Feng <nemokingdom@gmail.com>
642
643 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
644 graphite-dependences.h.
645 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
646 (mark_bb_with_pbb): New.
647 (get_stmtfor_depth): New.
648 (find_pbb_via_hash): New.
649 (dependency_in_loop_p): New.
650 (mark_loops_parallel): New.
651 (free_aux_in_new_loops): New.
652 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
653 bb with it's relevant pbb. Mark newly created loops. Remove mark
654 innermost loop parallel without checking.
655 (gloog): Add parameter BB_PBB_MAPPING.
656 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
657 (gloog): Change declaration.
658 (mark_loop_parallel): Make extern.
659 (free_aux_in_new_loops): Declare.
660 (bb_pbb_map_hash): New.
661 (eq_bb_pbb_map): New.
662 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
663 auto parallelization when flag_graphite_force_parallel is set.
664 (graphite_finalize): Added free_aux_in_new_loops.
665 * tree-parloops.c (parallelize_loops): Only generate parallel code for
666 the innermost loop that marked parallel. Use
667 flag_graphite_force_parallel instead of loop->can_be_parallel.
668 (loop_parallel_p): Move inner most checking out of function.
669
6702009-06-26 Sebastian Pop <sebastian.pop@amd.com>
671
672 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
673 type of lower and upper bound of loops signed long int.
674
6752009-06-26 Sebastian Pop <sebastian.pop@amd.com>
676
677 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
678 expression outside the loop.
679
6802009-06-26 Sebastian Pop <sebastian.pop@amd.com>
681
682 * gcc.dg/graphite/interchange-8.c: New.
683
6842009-06-26 Sebastian Pop <sebastian.pop@amd.com>
685
686 * gcc.dg/graphite/interchange-0.c: XFailed.
687 * gcc.dg/graphite/interchange-5.c: XFailed.
688 * gcc.dg/graphite/interchange-6.c: XFailed.
689
6902009-06-26 Sebastian Pop <sebastian.pop@amd.com>
691
692 * graphite-interchange.c (compute_array_size_poly): The end of the
693 recursion should return 1.
694
6952009-06-26 Sebastian Pop <sebastian.pop@amd.com>
696
697 * graphite-interchange.c (compute_array_size_cstr): Allow the
698 subscript multiplier to be -1.
699 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
700 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
701 data_container. Initializes PDR_DATA_CONTAINER.
702 (print_pdr_access_layout): New.
703 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
704 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
705 data_container.
706 (PDR_DATA_CONTAINER): New.
707 (new_poly_dr): Update declaration.
708 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
709 (build_poly_dr): Call pdr_add_data_dimensions.
710
7112009-06-26 Sebastian Pop <sebastian.pop@amd.com>
712
713 * graphite-poly.h (struct poly_dr): Fix comment.
714 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
715 (pdr_add_memory_accesses): New.
716 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
717
7182009-06-26 Sebastian Pop <sebastian.pop@amd.com>
719
720 * graphite-poly.c (print_pdrs, debug_pdrs): New.
721 (print_pbb): Add call to print_pdrs.
722 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
723
7242009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
725 Li Feng <nemokingdom@gmail.com>
726
727 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
728 (dependency_between_pbbs_p): New.
729 (lexicographically_gt_p): Assure !empty_p before polyhedron
730 intersection assign.
731 (build_lexicographically_gt_constraint): Correct lexicographically
732 judging.
733 * graphite-dependences.h: New.
734 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
735
7362009-06-24 Sebastian Pop <sebastian.pop@amd.com>
737
738 * graphite-clast-to-gimple.c (print_clast_stmt): New.
739 (gloog): Print to dump_file the generated clast.
740 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
741 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
742
7432009-06-24 Sebastian Pop <sebastian.pop@amd.com>
744
745 * graphite-poly.c (extend_scattering): Increment
746 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
747
7482009-06-24 Sebastian Pop <sebastian.pop@amd.com>
749
750 * graphite-interchange.c (compute_array_size_poly): Added exit of
751 recursion condition. Continue iterating even after the first equality.
752 (compute_array_size): Same.
753
7542009-06-24 Li Feng <nemokingdom@gmail.com>
755
756 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
757 -fdump-tree-final_cleanup to -fdump-tree-optimized.
758 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
759 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
760 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
761
7622009-06-23 Sebastian Pop <sebastian.pop@amd.com>
763
764 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
765 only when the use verifies is_gimple_reg.
766
7672009-06-23 Sebastian Pop <sebastian.pop@amd.com>
768
769 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
770 Allocate scaldims after call to unify_scattering_dimensions.
771
7722009-06-23 Sebastian Pop <sebastian.pop@amd.com>
773
774 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
775
7762009-06-23 Sebastian Pop <sebastian.pop@amd.com>
777 Albert Cohen <albert.cohen@inria.fr>
778
779 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
780 variables for the strip mining.
781
7822009-06-23 Sebastian Pop <sebastian.pop@amd.com>
783 Pranav Garg <pranav.garg2107@gmail.com>
784
785 * Makefile.in (OBJS-common): Added graphite-blocking.o.
786 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
787 (graphite-blocking.o): New rule.
788 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
789 * graphite-blocking.c: New.
790 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
791 flag_loop_strip_mine.
792 (psct_scattering_dim_for_loop_depth): New.
793 * graphite-poly.h (scop_do_strip_mine): Declared.
794 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
795 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
796 flag_loop_strip_mine.
797
7982009-06-23 Sebastian Pop <sebastian.pop@amd.com>
799
800 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
801 a GMP value and a PPL coefficient at each iteration of a loop.
802
8032009-06-23 Sebastian Pop <sebastian.pop@amd.com>
804
805 * graphite-dependences.c (dependence_polyhedron): Do not use
806 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
807 pbb_nb_scattering_transform.
808 (graphite_legal_transform_dr): Same.
809 * graphite-poly.c (extend_scattering): Same.
810 (unify_scattering_dimensions): Same.
811 (print_scattering_function): Same.
812 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
813 PBB_NB_LOCAL_VARIABLES.
814 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
815 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
816 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
817 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
818 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
819 (pbb_nb_scattering_transform): New.
820 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
821 (psco_scattering_dim): Add assert on parameters.
822 (psct_scattering_dim): Same.
823 (psct_scattering_dim_for_loop_depth): Declared.
824 (psct_local_var_dim): New.
825 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
826 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
827 correct layout, call pbb_nb_local_vars.
828 (psct_add_local_variable, psct_add_scattering_dimension): New.
829 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
830 Initialize PBB_NB_SCATTERING_TRANSFORM.
831
8322009-06-23 Sebastian Pop <sebastian.pop@amd.com>
833
834 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
835 (set_coef): Renamed ppl_set_coef.
836 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
837
8382009-06-23 Sebastian Pop <sebastian.pop@amd.com>
839
840 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
841 test a boolean against 1.
842 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
843 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
844 (pbb_do_interchange): Returns true when a transform has been performed.
845 (scop_do_interchange): Same.
846 * graphite-poly.c (apply_poly_transforms): Use the return value of
847 scop_do_interchange.
848 * graphite-poly.h (scop_do_interchange): Update declaration.
849
8502009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
851
852 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
853 after last use.
854 * sese.c (sese_reset_aux_in_loops): New.
855 * sese.h (sese_reset_aux_in_loops): New.
856
8572009-06-19 Sebastian Pop <sebastian.pop@amd.com>
858
859 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
860 multiplier and multiply the constant by the multiplier.
861 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
862 (build_poly_dr): Do not use the multiplier to define the subscript.
863
8642009-06-19 Sebastian Pop <sebastian.pop@amd.com>
865
866 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
867 compiler's data reference. Initialize PDR_CDR.
868 (print_pdr): Call dump_data_reference.
869 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
870 Add compiler_dr field.
871 (PDR_BB): Renamed PDR_PBB.
872 (PDR_CDR): New.
873 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
874 GCC's data reference representation.
875 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
876 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
877
8782009-06-19 Sebastian Pop <sebastian.pop@amd.com>
879
880 * graphite-poly.c (print_scattering_function): Also print the layout.
881 * graphite-poly.h (pbb_nb_local_vars): New.
882
8832009-06-19 Sebastian Pop <sebastian.pop@amd.com>
884
885 * graphite-poly.c (print_pbb_domain): Also print the layout names.
886
8872009-06-19 Sebastian Pop <sebastian.pop@amd.com>
888
889 * graphite-poly.c (print_pdr, debug_pdr): New.
890 * graphite-poly.h (print_pdr, debug_pdr): Declared.
891 (PDR_BASE): Removed.
892
8932009-06-18 Sebastian Pop <sebastian.pop@amd.com>
894
895 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
896 ltrans-{1..6,8}.c.
897
8982009-06-18 Sebastian Pop <sebastian.pop@amd.com>
899
900 * graphite-interchange.c (compute_subscript): Allow also -1 in the
901 subscript identification column.
902 (pbb_do_interchange): Print to dump_file that some loops "will be
903 interchanged". Rely on that chain of characters in the testcases.
904 * gcc.dg/graphite/interchange-0.c: New.
905 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
906 interchange-*.c files and compile them with -floop-interchange.
907
9082009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
909
910 * graphite-interchange.c (interchange_profitable_p): Renamed
911 pbb_interchange_profitable_p.
912
9132009-06-18 Sebastian Pop <sebastian.pop@amd.com>
914 Harsha Jagasia <harsha.jagasia@amd.com>
915 Pranav Garg <pranav.garg2107@gmail.com>
916
917 * graphite-interchange.c (interchange_profitable_p): Make static.
918 (pbb_interchange_loop_depths, pbb_do_interchange,
919 scop_do_interchange): New.
920 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
921 for flag_loop_interchange.
922 * graphite-poly.h (scop_do_interchange): Declared.
923 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
924 flag_loop_interchange is used.
925
9262009-06-18 Sebastian Pop <sebastian.pop@amd.com>
927
928 * graphite-dependences.c (dependence_polyhedron): Update use of
929 pbb_nb_scattering_dims.
930 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
931 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
932 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
933 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
934
9352009-06-16 Sebastian Pop <sebastian.pop@amd.com>
936
937 * graphite.c: Cleanup foo.
938
9392009-06-16 Sebastian Pop <sebastian.pop@amd.com>
940
941 * Merge from mainline (r143684:148293).
942 * Disabled libpcp until it gets fixed.
943
9442009-06-05 Sebastian Pop <sebastian.pop@amd.com>
945 Harsha Jagasia <harsha.jagasia@amd.com>
946
947 * graphite-interchange.c: New.
948 * Makefile.in (graphite-interchange.o): New.
949 * graphite-poly.h (interchange_profitable_p): Declared.
950 * graphite-ppl.h (value_max): New.
951
9522009-06-04 Sebastian Pop <sebastian.pop@amd.com>
953
954 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
955 * graphite-poly.h: Fix some comments.
956 (pdr_dim): New.
957 (pdr_scop): New.
958
9592009-06-04 Sebastian Pop <sebastian.pop@amd.com>
960
961 * graphite-poly.h
962 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
963 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
964 (pdr_accessp_nb_params): Renamed pdr_nb_params.
965 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
966 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
967 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
968 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
969 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
970 * graphite-clast-to-gimple.c: Same.
971 * graphite-dependences.c: Same.
972 * graphite-poly.c: Same.
973 * graphite-sese-to-poly.c: Same.
974
9752009-06-03 Sebastian Pop <sebastian.pop@amd.com>
976
977 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
978 expressions for an IV rename, as returned by clast_to_gcc_expression.
979 (copy_renames): Rename new_name to expr.
980 * sese.c (debug_rename_elt): Same.
981 (get_rename): Same.
982 (set_rename): Same.
983 (sese_adjust_liveout_phis): Call force_gimple_operand before using
984 the information from the rename map.
985 (rename_variables_in_stmt): Same.
986 (add_loop_exit_phis): Rename new_name to expr.
987 (insert_loop_close_phis): Same.
988 (add_guard_exit_phis): Same. Call force_gimple_operand.
989 * sese.h (struct rename_map_elt): Rename new_name to expr.
990 (new_rename_map_elt): Same.
991
9922009-06-03 Sebastian Pop <sebastian.pop@amd.com>
993
994 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
995 * sese.c (set_rename): Make it extern.
996 * sese.h (set_rename): Declared.
997
9982009-06-03 Sebastian Pop <sebastian.pop@amd.com>
999
1000 * graphite-poly.c (extend_scattering): Free values.
1001 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1002 Free iterators.
1003 (ppl_print_powerset_matrix): Same.
1004 * graphite-scop-detection.c (free_scops_1): New.
1005 (limit_scops): Call free_scops_1.
1006 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1007 (build_poly_dr): Free PPL coefficients.
1008 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1009
10102009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1011
1012 * graphite-dependences.c: New.
1013 * graphite-data-ref.c: Removed.
1014 * graphite-data-ref.h: Removed.
1015 * Makefile.in (graphite-data-ref.o): Removed.
1016 (graphite-dependences.o): Added.
1017 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1018 * graphite-poly.c: Same.
1019 Move the data dependence testing to graphite-dependences.c.
1020
10212009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1022
1023 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1024 from graphite_cannot_represent_loop. Code refactored.
1025 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1026
10272009-05-17 Li Feng <nemokingdom@gmail.com>
1028
1029 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1030 Cover all the testcases (not only the filtered ones).
1031
10322009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1033
1034 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1035 unnecessary check. Update comments. Move check for REAL_TYPE here.
1036 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1037 done in (stmt_simple_for_scop_p).
1038
10392009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1040
1041 * graphite.c (print_global_statistics): New.
1042 (print_graphite_scop_statistic): New.
1043 (print_graphite_statistics): New.
1044 (graphite_initialize, graphite_transform_loops): Print statistics.
1045 * graphite-scop-detection (build_scops): Print statistics.
1046 (print_graphite_scop_statistics): New.
1047 (print_graphite_statistics): New.
1048
10492009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1050
1051 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1052 (debug_clast_name_index): Removed.
1053 (debug_clast_name_indexes_1): Removed.
1054 (debug_clast_name_indexes): Removed.
1055 (clast_name_index_elt_info): Removed.
1056 (eq_clast_name_indexes): Removed.
1057 (clast_name_to_index): Removed.
1058 (new_clast_name_index): Removed.
1059 (save_clast_name_index): Removed.
1060 (save_var_name): Moved...
1061 (init_sese_params_index): Removed.
1062 (clast_name_to_gcc): Remove use of name_tree.
1063 (initialize_cloog_names): Same.
1064 (gloog): Do not call init_sese_params_index.
1065 * graphite-sese-to-poly.c (save_var_name): ...here.
1066 (parameter_index_in_region): New.
1067 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1068 (parameter_index_in_region): Removed.
1069 (is_parameter): Remove use of name_tree.
1070 * sese.h (struct name_tree): Removed.
1071 (struct sese): Remove use of name_tree. New field params_names.
1072 (SESE_PARAMS_NAMES): New.
1073 (SESE_PARAMS): Remove duplicate.
1074 (parameter_index_in_region): Removed.
1075 (sese_nb_params): Remove use of name_tree.
1076 (struct clast_name_index): New.
1077 (new_clast_name_index): New.
1078 (clast_name_to_index): New.
1079 (save_clast_name_index): New.
1080 (debug_clast_name_index): New.
1081 (debug_clast_name_indexes_1): New.
1082 (debug_clast_name_indexes): New.
1083 (clast_name_index_elt_info): New.
1084 (eq_clast_name_indexes): New.
1085
10862009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1087
1088 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1089 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1090 (graphite_loop_normal_form): Do not pass region. Do not
1091 initialize SESE_OLDIVS.
1092 (build_graphite_loop_normal_form): Update call to
1093 graphite_loop_normal_form.
1094 * sese.c (debug_oldivs): Removed.
1095 (new_sese): Do not initialize SESE_OLDIVS.
1096 (free_sese): Do not free SESE_OLDIVS.
1097 (oldiv_for_loop): Removed.
1098 * sese.h (struct sese): Remove old_ivs.
1099 (SESE_OLDIVS): Removed.
1100 (oldiv_for_loop): Removed.
1101
11022009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1103
1104 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1105 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1106 replaced by a call to newivs_to_depth_to_newiv.
1107 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1108 (clast_to_gcc_expression_red): Same.
1109 (gcc_type_for_clast_expr): Same.
1110 (gcc_type_for_clast_eq): Same.
1111 (graphite_translate_clast_equation): Same.
1112 (graphite_create_guard_cond_expr): Same.
1113 (graphite_create_new_guard): Same.
1114 (graphite_create_new_loop): Same.
1115 (build_iv_mapping): Same.
1116 (translate_clast): Same.
1117 (gloog): Same.
1118 (loop_iv_stack_patch_for_consts): Removed. *
1119 sese.c (iv_stack_entry_is_constant): Removed.
1120 (iv_stack_entry_is_iv): Removed.
1121 (loop_iv_stack_push_iv): Removed.
1122 (loop_iv_stack_insert_constant): Removed.
1123 (loop_iv_stack_pop): Removed.
1124 (loop_iv_stack_get_iv): Removed.
1125 (loop_iv_stack_get_iv_from_name): Removed.
1126 (debug_loop_iv_stack): Removed.
1127 (free_loop_iv_stack): Removed.
1128 (loop_iv_stack_remove_constants): Removed. *
1129 sese.h (iv_stack_entry_kind): Removed.
1130 (iv_stack_entry_data_union): Removed.
1131 (iv_stack_entry_struct): Removed.
1132 (iv_stack_entry_p): Removed.
1133 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1134 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1135 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1136 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1137 (gbb_loop_at_index): Fix indenting.
1138 (gbb_loop_index): Removed.
1139
11402009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1141
1142 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1143 Call clast_name_to_index.
1144
11452009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1146
1147 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1148 do not pass params. Get params from SESE_PARAMS.
1149 (clast_to_gcc_expression): Same.
1150 (clast_to_gcc_expression_red): Same.
1151 (gcc_type_for_clast_eq): Same.
1152 (graphite_translate_clast_equation): Same.
1153 (graphite_create_new_loop): Same.
1154 * sese.c (rename_variables_in_stmt): Fix comment.
1155
11562009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1157
1158 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1159 newivs_index.
1160 Call save_clast_name_index.
1161 (translate_clast): Pass newivs_index.
1162 (gloog): Create and free newivs_index.
1163
11642009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1165
1166 * graphite-clast-to-gimple.c (clast_name_index): New structure.
1167 (clast_name_index_p): New type.
1168 (debug_clast_name_index): New.
1169 (debug_clast_name_indexes_1): New.
1170 (debug_clast_name_indexes): New.
1171 (clast_name_index_elt_info): New.
1172 (eq_clast_name_indexes): New.
1173 (clast_name_to_index): New.
1174 (new_clast_name_index): New.
1175 (save_clast_name_index): New.
1176 (init_sese_params_index): New.
1177 (gloog): Call init_sese_params_index.
1178 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1179 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1180 (free_sese): Free SESE_PARAMS_INDEX.
1181 * sese.h (struct sese): Add params_index.
1182 (SESE_PARAMS_INDEX): New.
1183
11842009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1185
1186 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1187 (graphite_create_new_loop): Pass the newivs vector. Push the
1188 newly created IV to newivs.
1189 (translate_clast): Pass the newivs vector.
1190 (gloog): Create and destroy the newivs vector.
1191
11922009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1193
1194 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1195 (graphite_loop_normal_form): Initialize loop->aux with the unique
1196 IV that has been created.
1197
11982009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
1199
1200 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1201 scev with parameters in the base part. They where forbidden
1202 exidently.
1203
12042009-05-11 Li Feng <nemokingdom@gmail.com>
1205
1206 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1207 compile options by file names.
1208 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1209 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1210 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1211 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1212
12132009-05-08 Li Feng <nemokingdom@gmail.com>
1214
1215 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1216 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1217 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1218 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1219
12202009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1221
1222 * graphite-scop-detection (build_scops_1): Fix little bug introduced
1223 by final cleanup.
1224
12252009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1226
1227 * graphite-scop-detection.c (graphite_can_represent_scev): Only
1228 allow integer constant strides.
1229 (graphite_can_represent_expr): Depend on outermost_loop.
1230 (stmt_simple_memref_p, graphite_cannot_represent_loop,
1231 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1232 build_scops_1): Same.
1233 (scopdet_basic_block_info): Same and insert layered SCoP
1234 detection.
1235 (try_generate_gimple_bb): Cleanup.
1236 (build_scops): Enable data references.
1237
1238 * testsuite/gcc.dg/graphite/id-5.c: New.
1239 * testsuite/gcc.dg/graphite/id-9.c: New.
1240 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1241 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1242
12432009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1244
1245 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1246 that we have not yet built for this SCoP.
1247
12482009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1249
1250 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1251 for complex numbers.
1252
12532009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1254
1255 * graphite-ppl.c: Fix build if cloog is not available.
1256
12572009-05-04 Li Feng <nemokingdom@gmail.com>
1258
1259 * tree-parloops.c (loop_parallel_p): Remove construction of
1260 NITER and REDUCTION_LIST.
1261 (try_get_loop_niter): New.
1262 (try_create_reduction_list): New.
1263 (parallelize_loops): Bypass the failed checkings in autopar
1264 when can_be_parallel in loop structure is set to true.
1265
12662009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1267
1268 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
1269 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
1270
12712009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1272
1273 * graphite-scop-detection.c (stmt_simple_for_scop_p):
1274 Enable EQ_EXPR and NE_EXPR again.
1275
12762009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1277
1278 * graphite-scop-detection.c (graphite_can_represent_scev):
1279 Add check if scev is affine multivariate.
1280 (harmful_stmt_in_bb): Check if we can represent the conditions.
1281 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
1282 harmful_stmt_in_bb.
1283 * testsuite/gcc.dg/graphite/id-7.c: New.
1284
12852009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1286
1287 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
1288 Check all bbs in region, not only the bbs that are represented in
1289 GRAPHITE.
1290 (build_poly_scop): Add newline.
1291 * testsuite/gcc.dg/graphite/id-8.c: New.
1292
12932009-04-30 Li Feng <nemokingdom@gmail.com>
1294
1295 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
1296 when loop initialize.
1297 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
1298 * common.opt: Declare flag_graphite_force_parallel.
1299 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
1300 loop parallel.
1301 * graphite-poly.c (apply_poly_transforms): Introduce
1302 flag_graphite_force_parallel.
1303 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
1304 * toplev.c (process_options): ditto and replace a not correctly
1305 encoded space.
1306
13072009-04-30 Li Feng <nemokingdom@gmail.com>
1308
1309 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
1310 Change the call of gbb_loop_at_index and/or gbb_loop_index due
1311 to the redefinition.
1312 (compute_cloog_iv_types_1): ditto.
1313 (build_iv_mapping): ditto.
1314 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
1315 initialization.
1316 (free_gimple_bb): Removed GBB_LOOPS related free part.
1317 (build_bb_loops): Removed.
1318 * sese.h (struct gimple_bb): Removed loops.
1319 (GBB_LOOPS): Removed.
1320 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
1321 (gbb_loop_index): ditto.
1322
13232009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1324
1325 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
1326 allow non constant strides.
1327 * testsuite/gcc.dg/graphite/scop-20.c: New.
1328
13292009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1330
1331 * graphite-scop-detection.c (dot_all_scops): Fix system call
1332 return value warning.
1333 (dot_scop): Same.
1334
13352009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1336
1337 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
1338 * testsuite/gcc.dg/graphite/scop-3.c: Same.
1339
13402009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1341
1342 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
1343 build_pairwise_constraint, dr_equality_constraints,
1344 build_pairwise_scheduling_equality,
1345 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1346 build_lexicographically_gt_constraint, dependence_polyhedron,
1347 graphite_legal_transform_dr, graphite_legal_transform_bb,
1348 graphite_legal_transform): New.
1349 * graphite-poly.h (graphite_legal_transform): Declared.
1350 * graphite-sese-to-poly.c (build_poly_scop): Call to
1351 graphite_legal_transform is disabled for the moment.
1352
13532009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1354
1355 * graphite-poly.h (pbb_nb_scattering_dims): New.
1356 (pbb_nb_scattering): Use it.
1357
13582009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1359
1360 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
1361 Pointset_Powerset version of ppl_insert_dimensions.
1362 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
1363
13642009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1365
1366 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
1367
13682009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1369
1370 * graphite-poly.h: Fix comment.
1371
13722009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1373
1374 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
1375
13762009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1377
1378 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
1379 statements.
1380
13812009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1382
1383 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
1384 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
1385 conditions.
1386
13872009-04-20 Sebastian Pop <sebastian.pop@amd.com>
1388
1389 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
1390 handle EQ_EXPR and NE_EXPR.
1391
13922009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
1393
1394 * graphite-poly.h (poly_dr): Fix comment.
1395
13962009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1397 Tobias Grosser <grosser@fim.uni-passau.de>
1398
1399 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
1400 with a zero dimension polyhedron.
1401 (find_scop_parameters): Move the call to scop_set_nb_params here.
1402 (build_loop_iteration_domains): Store in loop->aux the iteration
1403 domain polyhedron.
1404 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
1405 by any loop in scop.
1406 (build_poly_scop): Do not call scop_set_nb_params.
1407
14082009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1409 Tobias Grosser <grosser@fim.uni-passau.de>
1410
1411 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
1412 add_condition_to_domain not GT_EXPR.
1413
14142009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1415
1416 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
1417 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
1418 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
1419 upper_bound_assign to calculate unions.
1420 * testsuite/gcc.dg/graphite/id-6.c: New.
1421
14222009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1423
1424 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
1425 handle abnormal edges.
1426
14272009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1428
1429 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
1430 (free_poly_bb): Also free poly_drs.
1431 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
1432 (poly_dr): Polyhedron to Pointset_Powerset.
1433 (pdr_accessp_nb_subscripts): Same.
1434 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
1435 poly_drs.
1436
14372009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1438
1439 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
1440 names into more meaningful names.
1441
14422009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1443
1444 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
1445 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
1446
14472009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1448
1449 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
1450 the reduction_list.
1451 * tree-parloops.c (rewrite_phi_with_iv): New.
1452 (rewrite_all_phi_nodes_with_iv): New.
1453 (canonicalize_loop_ivs): Call them.
1454
14552009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1456
1457 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
1458 graphite_find_data_references_in_stmt.
1459 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1460 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1461
14622009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1463
1464 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
1465
14662009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1467
1468 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
1469 instead of bb_in_region.
1470 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
1471 (build_sese_conditions): Use flag_bb_in_sese.
1472 * sese.c (register_bb_in_sese): Removed.
1473 (new_sese): Remove initialization of SESE_REGION_BBS.
1474 (free_sese): Do not free SESE_REGION_BBS.
1475 * sese.h (struct sese): Remove field region_basic_blocks.
1476 (SESE_REGION_BBS): Removed.
1477 (bb_in_sese_p): Implement in function of bb_in_region.
1478
14792009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1480
1481 * graphite-scop-detection.c (limit_scops): Deal only with single exit
1482 loops.
1483
14842009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1485
1486 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
1487 and EQ_EXPR.
1488 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
1489 (add_condition_to_domain): New.
1490 (add_condition_to_pbb): New.
1491 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
1492 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
1493
14942009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1495
1496 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
1497 ppl_Pointset_Powerset.
1498 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
1499 * graphite-poly.h (poly_bb): poly_bb.domain Same.
1500 (pbb_nb_loops): Same.
1501 * graphite-sese-to-poly.c (build_loop_iteration_domains,
1502 add_conditions_to_domain): Same.
1503 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
1504 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
1505 ppl_const_Polyhedron_t.
1506 (ppl_print_powerset_matrix): New.
1507 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
1508 ppl_print_powerset_matrix): New.
1509 (ppl_print_polyhedron_matrix): Updated.
1510
15112009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1512
1513 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
1514
15152009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1516
1517 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
1518 (print_iteration_domains, debug_iteration_domain,
1519 debug_iteration_domains): New.
1520 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
1521 debug_iteration_domains): Declared.
1522 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
1523 indenting.
1524
15252009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
1526 Sebastian Pop <sebastian.pop@amd.com>
1527
1528 * graphite-poly.h (print_iteration_domain): New.
1529 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
1530 (build_sese_conditions_1, build_sese_conditions_after,
1531 build_sese_conditions_before): New.
1532 (build_sese_conditions): Rewritten.
1533
15342009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1535 Tobias Grosser <grosser@fim.uni-passau.de>
1536
1537 Cleanup of code generation liveouts.
1538 * graphite-clast-to-gimple.c (translate_clast): Use a single
1539 rename_map instead of one per translated statement.
1540 Do not use SESE_LIVEOUT_RENAMES.
1541 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
1542 (gloog): Do not use SESE_LIVEOUT_RENAMES.
1543 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
1544 phi node of a reduction: when a loop contains a reduction used outside
1545 the loop, there should be a scalar close phi node on the exit block.
1546 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
1547 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
1548 (free_sese): Do not free them.
1549 (sese_build_liveouts_use): Do not use them.
1550 (sese_build_liveouts_bb): Same.
1551 (sese_build_liveouts): Same.
1552 (sese_insert_phis_for_liveouts): Same.
1553 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
1554 (defined_in_loop_p): New.
1555 (alive_after_loop): New.
1556 (close_phi_not_yet_inserted_p): New.
1557 (struct alep, alep_p): New.
1558 (add_loop_exit_phis): Remove from the rename_map all the names defined
1559 in the code generated loop.
1560 (insert_loop_close_phis): Traverse the rename_map passed to it.
1561 Don't use SESE_LIVEOUT_RENAMES.
1562 (default_liveout_before_guard): Renamed default_before_guard.
1563 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
1564 (graphite_copy_stmts_from_block): Do not directly call set_rename.
1565 (register_sese_liveout_renames): Removed.
1566 (copy_bb_and_scalar_dependences): Do not call it.
1567 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
1568 reduction_list.
1569 (SESE_LIVEOUT): Removed.
1570 (SESE_LIVEOUT_RENAMES): Removed.
1571 (SESE_REDUCTION_LIST): Removed.
1572 (sese_build_liveouts): Removed.
1573 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
1574 (insert_loop_close_phis): Pass a htab_t instead of a sese.
1575 (insert_guard_phis): Same.
1576 (rename_map_elt): Declare a VEC of them.
1577 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1578 trees not pointers to trees.
1579
1580 Rewrite in canonical close SSA form:
1581 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
1582 (limit_scops): Close the scop after the block containing the close phi
1583 nodes.
1584 (canonicalize_loop_closed_ssa): New.
1585 (canonicalize_loop_closed_ssa_form): New.
1586 (build_scops): Call canonicalize_loop_closed_ssa_form.
1587
1588 * graphite-sese-to-poly.c: Fix typos.
1589
15902009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1591
1592 * graphite-poly.c (print_scattering_function, print_pbb_domain):
1593 Extended.
1594 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
1595 (print_pbb): Add conditions.
1596
15972009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
1598 Sebastian Pop <sebastian.pop@amd.com>
1599
1600 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
1601 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
1602 (build_scop_bbs_1): New.
1603 (build_scop_bbs): Rewrite.
1604 * sese.h (bb_in_region): New.
1605
16062009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1607
1608 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1609 poly_drs vector.
1610 (print_scop): Style.
1611 * graphite-poly.h (poly_bb): Add drs vector.
1612 (PBB_DRS): Add accessor.
1613 * graphite-sese-to-poly.c (build_poly_dr): New.
1614 (build_pbb_drs, build_scop_drs): New.
1615 (build_poly_scop): call build_scop_drs (Disabled at the moment).
1616
16172009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1618
1619 * tree-ssa-loop.c: Include forgotten toplev.h
1620
16212009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1622
1623 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
1624 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
1625 * testsuite/gcc.dg/graphite/pr37928.c: Same
1626 * testsuite/gcc.dg/graphite/pr38409.c: Same
1627 * testsuite/gcc.dg/graphite/pr38498.c: Same
1628 * testsuite/gcc.dg/graphite/pr38559.c: Same
1629 * testsuite/gcc.dg/graphite/pr39335.c: Same
1630 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
1631 * testsuite/gfortran.dg/graphite/block-2.f: Same
1632 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
1633 with -floop-*.
1634
16352009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
1636
1637 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
1638 build_access_matrix, build_scop_data_accesses): Remove access function
1639 building. (We get a new version soon).
1640 (build_bb_loops, scan_tree_for_params_right_scev): Update.
1641 * sese.h (nb_loops_around_loop_in_sese): Remove.
1642 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
1643
16442009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
1645 Sebastian Pop <sebastian.pop@amd.com>
1646
1647 * graphite-scop-detection.c (struct scopdet_info): Rename last
1648 field to exit.
1649 (scopdet_basic_block_info, build_scops_1): Don't use
1650 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
1651
16522009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
1653 Sebastian Pop <sebastian.pop@amd.com>
1654
1655 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
1656 * sese.c (sese_build_liveouts_use): Renamed from
1657 sese_build_livein_liveouts_use. Remove liveins.
1658 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
1659 Call sese_build_liveouts_use.
1660 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
1661 Call sese_build_liveouts_bb.
1662 (new_sese, free_sese): Remove liveins.
1663 (sese_add_exit_phis_var): Deleted.
1664 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
1665 directly.
1666 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
1667
1668 * sese.h (sese): Remove num_ver and livein.
1669 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
1670
16712009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1672
1673 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
1674
16752009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1676
1677 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
1678 (build_scop_scattering): Do not use compare_prefix_loops any more.
1679 (nb_common_loops): New.
1680
16812009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1682
1683 * sese.c (get_new_name_from_old_name): Renamed get_rename.
1684 (register_old_and_new_names): Renamed set_rename.
1685
16862009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1687
1688 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
1689 of the decl from the previous commit.
1690
16912009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1692
1693 * graphite-scop-detection.c (dot_scop): New.
1694 * graphite-scop-detection.h (dot_scop): Declared.
1695
16962009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1697
1698 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
1699
17002009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1701
1702 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
1703 condition at the end of the loop.
1704 * graphite.c (graphite_initialize, graphite_finalize): Print to
1705 dump_file the compiled function.
1706 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
1707 of create_empty_loop_on_edge.
1708 (translate_clast): Update the code generation of loops for the new
1709 shape of loops.
1710 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
1711
17122009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1713
1714 Reverted the patch from 2009-03-19.
1715
17162009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
1717
1718 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1719 poly_drs vector.
1720 (print_scop): Style.
1721 * graphite-poly.h (poly_bb): Add drs vector.
1722 (PBB_DRS): Add accessor.
1723 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
1724 (build_access_matrix_with_af, build_access_matrix,
1725 build_scop_data_accesses): Delete.
1726 (build_poly_dr): New.
1727 (build_pbb_drs, build_scop_drs): New.
1728 (build_poly_scop): call build_scop_drs.
1729
17302009-03-13 Sebastian Pop <sebastian.pop@amd.com>
1731
1732 * graphite-scop-detection.c (dot_all_scops_1): Close the table
1733 once per basic block.
1734
17352009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1736
1737 * graphite-scop-detection.c (graphite_can_represent_scev): New.
1738 (graphite_can_represent_expr): Renamed from loop_affine_expr
1739 and enhanced.
1740 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
1741 (graphite_cannot_represent_loop): Add scop_entry to parameters.
1742 (scopdet_basic_block_info): Actually define entry_block.
1743 (stmt_simple_memref_p): Moved here from ...
1744
1745 * tree-data-ref.c (stmt_simple_memref_p): here.
1746 * tree-data-ref.h (stmt_simple_memref_p): Removed.
1747
17482009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1749
1750 * testsuite/gcc.dg/graphite/id-4.c: New.
1751
17522009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1753
1754 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1755 (register_old_and_new_names): Update the content of the map.
1756 When there was already a rename_map_elt in the map at that
1757 location, free it.
1758 (copy_bb_and_scalar_dependences): Do rename_variables after
1759 expand_scalar_variables.
1760 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1761 of the map. When there was already a rename_map_elt in the
1762 map at that location, free it.
1763 (translate_clast): Pass the rename_map. Do not initialize and free
1764 a rename_map per stmt_user.
1765 (gloog): Initialize and free one rename_map and pass it to
1766 translate_clast.
1767
17682009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1769
1770 * sese.c (expand_scalar_variables_stmt,
1771 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
1772 parameter.
1773 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
1774 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
1775 the gimple_stmt_iterator of the statement to be expanded.
1776 * graphite-scop-detection.c (is_simple_operand): Do handle
1777 REALPART_EXPR.
1778
17792009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1780
1781 * graphite-scop-detection.c (is_simple_operand): Do not handle
1782 REALPART_EXPR.
1783 * testsuite/gcc.dg/graphite/id-2.c: New.
1784
1785 * graphite-sese-to-poly.c (build_bb_loops,
1786 add_value_to_dim, scan_tree_for_params_right_scev,
1787 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
1788 find_params_in_bb, build_loop_iteration_domains,
1789 add_conditions_to_domain): Remove subtract.
1790
17912009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1792
1793 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
1794 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
1795 pbb_loop_at_index -> gbb_loop_at_index.
1796 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
1797 (debug_loop_vec): Delete.
1798 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
1799 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
1800 (PBB_LOOPS): Removed.
1801 (PBB_BLACK_BOX): Insert cast.
1802 (pbb_set_black_box): New setter.
1803 (pbb_loop_at_index, pbb_loop_index): Removed.
1804 (scop_set_region, scop_set_nb_params): New.
1805 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
1806 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
1807 (build_poly_scop): Use scop_set_nb_params.
1808 * sese.h (gimple_bb): Add LOOPS.
1809 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
1810
18112009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1812
1813 Revert previous commit.
1814
18152009-03-11 Sebastian Pop <sebastian.pop@amd.com>
1816
1817 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1818 (register_old_and_new_names): Update the content of the map.
1819 When there was already a rename_map_elt in the map at that
1820 location, free it.
1821 (copy_bb_and_scalar_dependences): Do rename_variables after
1822 expand_scalar_variables.
1823 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1824 of the map. When there was already a rename_map_elt in the
1825 map at that location, free it.
1826 (translate_clast): Pass the rename_map. Do not initialize and free
1827 a rename_map per stmt_user.
1828 (gloog): Initialize and free one rename_map and pass it to
1829 translate_clast.
1830
18312009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1832
1833 Remove forgotten line in revert.
1834
18352009-03-11 Sebastian Pop <sebastian.pop@amd.com>
1836
1837 Revert previous commit.
1838
18392009-03-10 Sebastian Pop <sebastian.pop@amd.com>
1840
1841 * sese.c (register_old_and_new_names): Update the content
1842 of the map. When there was already a rename_map_elt in the
1843 map at that location, free it.
1844 (copy_bb_and_scalar_dependences): Do rename_variables after
1845 expand_scalar_variables.
1846 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1847 of the map. When there was already a rename_map_elt in the
1848 map at that location, free it.
1849 (translate_clast): Pass the rename_map. Do not initialize and free
1850 a rename_map per stmt_user.
1851 (gloog): Initialize and free one rename_map and pass it to
1852 translate_clast.
1853
18542009-03-10 Sebastian Pop <sebastian.pop@amd.com>
1855
1856 * graphite-clast-to-gimple.c (translate_clast): context_loop
1857 is never NULL.
1858
18592009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
1860 Sebastian Pop <sebastian.pop@amd.com>
1861
1862 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
1863 of the use of ppl_Polyhedron_map_space_dimensions.
1864
18652009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
1866 Sebastian Pop <sebastian.pop@amd.com>
1867
1868 * graphite-poly.c (unify_scattering_dimensions): Fix types.
1869 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
1870 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
1871 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
1872 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
1873 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
1874 pbb_nb_params): New.
1875 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
1876 nb_loops_around_pbb): Adapt return types.
1877
18782009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
1879
1880 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
1881 graphite-clast-to-gimple.o, graphite-data-ref.o,
1882 graphite-scop-detection.o, graphite-poly.o): Add
1883 more headers.
1884
18852009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1886
1887 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
1888 graphite-clast-to-gimple.o, graphite-data-ref.o,
1889 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
1890
18912009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1892
1893 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
1894 * testsuite/gcc.dg/graphite/pr37828.c: Same.
1895 * testsuite/gcc.dg/graphite/pr37684.c: Same.
1896 * testsuite/gcc.dg/graphite/block-0.c: Same.
1897 * testsuite/gcc.dg/graphite/block-1.c: Same.
1898 * testsuite/gcc.dg/graphite/block-2.c: Same.
1899 * testsuite/gcc.dg/graphite/block-3.c: Same.
1900 * testsuite/gcc.dg/graphite/block-4.c: Same.
1901 * testsuite/gcc.dg/graphite/block-5.c: Same.
1902 * testsuite/gcc.dg/graphite/block-6.c: Same.
1903 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
1904 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
1905 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1906 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
1907 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1908 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
1909 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
1910 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
1911 * opts.c: Remove -floop-block from -O2.
1912 * graphite-poly.c: Fail if -floop-block -floop-interchange or
1913 -floop-strip-mine are used.
1914
19152009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1916 Sebastian Pop <sebastian.pop@amd.com>
1917
1918 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
1919 dimensions.
1920 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
1921 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
1922 strip_mine_profitable_p, is_interchange_valid,
1923 graphite_trans_bb_block, graphite_trans_loop_block,
1924 graphite_trans_scop_block): Temporary removed.
1925 (extend_scattering, unify_scattering_dimensions): New.
1926 (print_scattering_function, graphite_read_transforms):
1927 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
1928 (graphite_generate_scattering_fns): Removed.
1929 (apply_poly_transforms): Cleanup.
1930 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
1931 (schedule_to_scattering): Moved.
1932 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
1933 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
1934 (pbb_nb_scattering): New.
1935 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
1936 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
1937 Removed.
1938 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
1939 shift_poly.
1940 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
1941 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
1942 -> PBB_TRANSFORMED_SCATTERING.
1943 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
1944 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
1945 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
1946 (check_poly_representation): Do not return bool.
1947 (graphite_transform_loops): Reformat.
1948 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
1949
19502009-03-04 Sebastian Pop <sebastian.pop@amd.com>
1951
1952 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
1953 debug_pbb_domain, debug_pbb, debug_scop): New.
1954 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
1955 debug_pbb_domain, debug_pbb, debug_scop): Declared.
1956
19572009-03-02 Sebastian Pop <sebastian.pop@amd.com>
1958
1959 PR middle-end/39335
1960 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
1961 when the type precision of the induction variable should be
1962 larger than the type precision of nit.
1963 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
1964 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
1965 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
1966
1967 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
1968 * testsuite/gcc.dg/graphite/pr39335.c: New.
1969
19702009-03-02 Sebastian Pop <sebastian.pop@amd.com>
1971
1972 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1973 SSA_NAMES not struct reduction_info.
1974
19752009-03-02 Sebastian Pop <sebastian.pop@amd.com>
1976
1977 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
1978
19792009-02-27 Sebastian Pop <sebastian.pop@amd.com>
1980 Tobias Grosser <grosser@fim.uni-passau.de>
1981
1982 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
1983 (free_sese): Free SESE_REDUCTION_LIST.
1984 * sese.h (struct sese): Add field reduction_list.
1985 (SESE_REDUCTION_LIST): New.
1986 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
1987 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
1988
19892009-02-27 Sebastian Pop <sebastian.pop@amd.com>
1990 Tobias Grosser <grosser@fim.uni-passau.de>
1991
1992 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
1993 of loop_p.
1994
19952009-02-27 Sebastian Pop <sebastian.pop@amd.com>
1996 Tobias Grosser <grosser@fim.uni-passau.de>
1997
1998 * tree-parloops.c (struct brli, build_reduction_list_info,
1999 analyze_reduction_list, gather_scalar_reductions): New.
2000 (loop_parallel_p): Build a reduction list containing only
2001 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2002 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2003 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2004 * tree-flow.h (gather_scalar_reductions): Declared.
2005
20062009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2007
2008 PR middle-end/39308
2009 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2010 number_of_iterations_exit from a gcc_assert.
2011
20122009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2013 Jan Sjodin <jan.sjodin@amd.com>
2014
2015 * output.h (graphite_out_file, graphite_in_file): Declared.
2016 * toplev.c (graphite_out_file, graphite_in_file): New.
2017 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2018 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2019 Don't call schedule_to_scattering.
2020 * common.opt (fgraphite-write, fgraphite-read): New.
2021 * graphite-poly.c: Include output.h.
2022 (print_scattering_function, print_scattering_functions,
2023 debug_scattering_function, debug_scattering_functions,
2024 graphite_write_transforms, graphite_read_transforms,
2025 graphite_generate_scattering_fns): New.
2026 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2027 Call graphite_generate_scattering_fns, graphite_write_transforms,
2028 graphite_read_transforms.
2029 (new_poly_bb): Initialize PBB_SCATTERING.
2030 (free_poly_bb): Free PBB_SCATTERING.
2031 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2032 * graphite-poly.h (struct poly_bb): Add field scattering.
2033 (PBB_SCATTERING): New.
2034 (print_scattering_function, print_scattering_functions,
2035 debug_scattering_function, debug_scattering_functions): Declared.
2036 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2037 GMP values, not integers!
2038 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2039 ppl_read_polyhedron_matrix): New.
2040 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2041 debug_ppl_polyhedron_matrix,
2042 ppl_read_polyhedron_matrix): Declared.
2043 * Makefile.in (graphite-poly.o): Depends on output.h.
2044
20452009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2046 Tobias Grosser <grosser@fim.uni-passau.de>
2047
2048 Revert this change:
2049 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2050 scalar evolutions in the scop_entry->loop_father.
2051
20522009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2053 Tobias Grosser <grosser@fim.uni-passau.de>
2054
2055 * graphite.h (ref_nb_loops): Remove declaration.
2056 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2057 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2058 debug_gbb): Moved to sese.h.
2059 * sese.h: As said.
2060
20612009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2062 Tobias Grosser <grosser@fim.uni-passau.de>
2063
2064 * graphite-data-ref.[ch]: Disable.
2065
20662009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2067 Tobias Grosser <grosser@fim.uni-passau.de>
2068
2069 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2070 scalar evolutions in the scop_entry->loop_father.
2071
20722009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2073
2074 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2075 (graphite_cannot_represent_loop_niter): Renamed
2076 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2077 (limit_scops): build_sese_loop_nests does not return a bool.
2078 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2079 * sese.c (nb_reductions_in_loop): ... from here.
2080 (graphite_loop_normal_form): ... from here.
2081 (sese_record_loop): Does not fail, so does not return a bool.
2082 (build_sese_loop_nests): Same.
2083 * sese.h (build_sese_loop_nests): Update declaration.
2084 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2085 (build_graphite_loop_normal_form): New.
2086 (gloog): Call build_graphite_loop_normal_form.
2087 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2088 build_sese_loop_nests.
2089
2090 * testsuite/gcc.dg/graphite/id-1.c: New.
2091
20922009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2093 Tobias Grosser <grosser@fim.uni-passau.de>
2094
2095 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2096 The SCoP detection fix is sufficient.
2097
20982009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2099
2100 PR tree-optimization/39260
2101 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2102 the basic block contains a condition with a real type.
2103 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2104
2105 * gcc.dg/graphite/pr39260.c: New.
2106
21072009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2108
2109 * graphite-poly.c: Inlcude params.h.
2110 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2111 the size of a tile.
2112 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2113 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2114
21152009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2116 Tobias Grosser <grosser@fim.uni-passau.de>
2117
2118 * graphite-scop-detection.c (dot_all_scops_1,
2119 dot_all_scops): Moved here.
2120 * graphite-scop-detection.h (dot_all_scops): Declared here.
2121 * graphite.c (graphite_initialize, graphite_finalize): New.
2122 (graphite_transform_loops): Cleaned up.
2123 * sese.c (debug_oldivs): Moved here.
2124 * graphite-poly.c (graphite_apply_transformations): Renamed
2125 apply_poly_transforms.
2126 (debug_loop_vec): Moved here.
2127 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2128 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2129 find_scop_parameters, build_scop_iteration_domain,
2130 add_conditions_to_constraints, build_scop_canonical_schedules,
2131 build_scop_data_accesses): Now static.
2132 (build_poly_scop, check_poly_representation): New.
2133
21342009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2135
2136 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2137 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2138 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2139 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2140 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2141 scan_tree_for_params, struct irp_data, dx_record_params,
2142 find_params_in_bb, find_scop_parameters, gbb_from_bb,
2143 build_loop_iteration_domains, add_conditions_to_domain,
2144 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2145 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2146 build_sese_conditions, add_conditions_to_constraints,
2147 build_scop_iteration_domain, build_access_matrix_with_af,
2148 build_access_matrix,
2149 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2150
2151 * graphite-sese-to-poly.c: New.
2152 * graphite-sese-to-poly.h: New.
2153
2154 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2155
21562009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2157
2158 * graphite.c: Split graphite code generation to a new file.
2159 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2160 max_precision_type, clast_to_gcc_expression_red,
2161 clast_to_gcc_expression, gcc_type_for_clast_expr,
2162 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2163 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2164 graphite_create_new_guard, clast_get_body_of_loop,
2165 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2166 graphite_create_new_loop, build_iv_mapping, copy_renames,
2167 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2168 compute_cloog_iv_types, free_scattering, save_var_name,
2169 initialize_cloog_names, build_scop_context, build_cloog_prog,
2170 set_cloog_options, debug_clast_stmt, scop_to_clast,
2171 print_generated_program, debug_generated_program,
2172 gloog): Moved to graphite-clast-to-gimple.c.
2173
2174 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2175
2176 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2177 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2178 loop_iv_stack_pop, loop_iv_stack_get_iv,
2179 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2180 free_loop_iv_stack, loop_iv_stack_remove_constants,
2181 debug_rename_elt, debug_rename_map_1, debug_rename_map,
2182 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2183 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2184 eq_ivtype_map_elts, sese_add_exit_phis_edge,
2185 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2186 get_vdef_before_sese, sese_adjust_vphi,
2187 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2188 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2189 is_iv, expand_scalar_variables_ssa_name,
2190 expand_scalar_variables_expr, expand_scalar_variables_stmt,
2191 expand_scalar_variables, rename_variables, remove_condition,
2192 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2193 add_loop_exit_phis, insert_loop_close_phis, struct igp,
2194 default_liveout_before_guard, add_guard_exit_phis,
2195 insert_guard_phis, register_old_and_new_names,
2196 graphite_copy_stmts_from_block, register_sese_liveout_renames,
2197 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2198 if_region_set_false_region, create_if_region_on_edge,
2199 move_sese_in_condition): Moved to sese.c.
2200
2201 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2202 if_region_exit, if_region_get_condition_block,
2203 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2204 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2205 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2206 ivtype_map_elt, new_ivtype_map_elt,
2207 recompute_all_dominators): Moved to sese.h.
2208
2209 * graphite-clast-to-gimple.c: New.
2210 * graphite-clast-to-gimple.h: New.
2211 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2212 * sese.c: Modified as said above.
2213 * sese.h: Same.
2214
22152009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2216
2217 * graphite.c: Split scop detection to a new file.
2218 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2219 move_sd_regions, loop_affine_expr, exclude_component_ref,
2220 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2221 graphite_cannot_represent_loop_niter, struct scopdet_info,
2222 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2223 find_single_entry_edge, find_single_exit_edge,
2224 create_single_entry_edge, sd_region_without_exit,
2225 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2226 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2227 Moved to graphite-scop-detection.c.
2228
2229 * graphite-scop-detection.c: New.
2230 * graphite-scop-detection.h: New.
2231 * Makefile.in: Add new rule for graphite-scop-detection.o.
2232
2233 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2234 tree-scalar-evolution.h.
2235 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2236 build_sese_loop_nests): Moved here from graphite.c.
2237 (param_index): Renamed parameter_index_in_region.
2238
22392009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2240 Sebastian Pop <sebastian.pop@amd.com>
2241
2242 * gcc.dg/graphite/block-0.c: Expected to fail now.
2243 * gcc.dg/graphite/block-1.c: Same.
2244 * gcc.dg/graphite/block-5.c: Same.
2245 * gcc.dg/graphite/block-6.c: Same.
2246
22472009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2248 Sebastian Pop <sebastian.pop@amd.com>
2249
2250 * graphite.h: Separate from graphite_bb_p the polyhedral
2251 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2252 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2253 graphite-data-ref.h.
2254 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2255 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2256 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2257 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2258 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2259 scop_nb_params): Moved to graphite-poly.h.
2260 * graphite-data-ref.c: Same.
2261 * graphite-data-ref.h: New.
2262 * graphite.c: Same.
2263 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2264 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2265 is_interchange_valid, graphite_trans_bb_block,
2266 graphite_trans_loop_block, scop_max_loop_depth,
2267 graphite_trans_scop_block, graphite_apply_transformations,
2268 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
2269 graphite-poly.c.
2270 * graphite-poly.h: New.
2271 * graphite-poly.c: New.
2272 * Makefile.in (OBJS-common): Add graphite-poly.o.
2273 (graphite-poly.o): New rule.
2274 * tree-data-ref.h (struct data_reference): Remove unused scop field.
2275 (DR_SCOP): Removed.
2276
22772009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2278 Tobias Grosser <grosser@fim.uni-passau.de>
2279
2280 * graphite.c: Replace gb -> gbb.
2281 * graphite.h: Same.
2282 * graphite-data-ref.c: Same.
2283
22842009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2285 Tobias Grosser <grosser@fim.uni-passau.de>
2286
2287 * Makefile.in (OBJS-commmon): Add sese.o.
2288 (sese.o): New.
2289 (graphite.o): Add sese.h.
2290 * graphite.c (bb_in_ss_p, loop_in_sese_p,
2291 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
2292 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
2293 Move to sese.
2294 (block_before_scop): Add missing return.
2295 (new_scop, free_scop): Remove SESE data structures.
2296 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
2297 find_scop_parameters, build_loop_iteration_domains,
2298 add_conditions_to_domain, register_scop_liveout_renames,
2299 copy_bb_and_scalar_dependences): Scop -> SESE.
2300
2301 (add_conditions_to_domain): SCoP -> SESE and remove check
2302 (scop_contains_non_iv_scalar_phi_nodes): New.
2303 (build_scop_conditions_1, build_scop_conditions): Remove check for
2304 non iv scalar phi nodes.
2305 (print_scop_statistics): New.
2306 (graphite_transform_loops): Cleanup.
2307
2308 * graphite.h: Move to sese & cleanup.
2309 * sese.c: New.
2310 * sese.h: New.
2311
23122009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2313 Tobias Grosser <grosser@fim.uni-passau.de>
2314
2315 * graphite.c (build_scop_conditions_1): Conditions are only
2316 at the end of a basic block.
2317
23182009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2319 Tobias Grosser <grosser@fim.uni-passau>
2320
2321 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
2322 field.
2323 (GBB_ALPHA): Removed.
2324
23252009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2326 Tobias Grosser <grosser@fim.uni-passau.de>
2327
2328 * graphite-data-ref.c (graphite_test_dependence): Don't use
2329 GBB_DYNAMIC_SCHEDULE.
2330 * graphite.c (new_graphite_bb): Same.
2331 (free_graphite_bb): Same.
2332 (build_scop_dynamic_schedules): Removed.
2333 (graphite_transform_loops): Don't call it.
2334 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
2335 (GBB_DYNAMIC_SCHEDULE): Removed.
2336
23372009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2338 Tobias Grosser <grosser@fim.uni-passau.de>
2339
2340 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
2341 (print_graphite_bb): Same.
2342 (build_cloog_prog): Same.
2343
23442009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2345 Tobias Grosser <grosser@fim.uni-passau.de>
2346
2347 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
2348
23492009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2350 Tobias Grosser <grosser@fim.uni-passau.de>
2351
2352 * graphite.c (build_scop_context): Don't use CloogMatrix.
2353 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
2354 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2355
23562009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2357 Tobias Grosser <grosser@fim.uni-passau.de>
2358
2359 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
2360 liveout_renames, add_params fields...
2361 (struct sese): ... here.
2362 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
2363 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2364
23652009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2366 Tobias Grosser <grosser@fim.uni-passau.de>
2367
2368 * graphite.c (print_scop): Do not print the CLooG program.
2369 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
2370 build_cloog_prog, gloog): Don't use SCOP_PROG.
2371 (find_transform): Renamed scop_to_clast.
2372 (print_generated_program, debug_generated_program): New.
2373 (graphite_transform_loops): Adapt to new interface.
2374 * graphite.h (struct scop): Remove program field.
2375 (SCOP_PROG): Removed.
2376 (print_generated_program, debug_generated_program): Declared.
2377
23782009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2379
2380 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
2381 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
2382 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
2383 free_graphite_bb, build_scop_canonical_schedules,
2384 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
2385 schedules are now represented using a ppl_Linear_Expression_t.
2386 * graphite.h (struct graphite_bb): Same.
2387 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
2388 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2389
23902009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2391
2392 * graphite.c: Free local memory.
2393 * graphite-ppl.c: Same.
2394
23952009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2396
2397 * graphite.c (const_column_index, get_first_matching_sign_row_index,
2398 get_lower_bound_row, get_upper_bound_row, copy_constraint,
2399 swap_constraint_variables, scale_constraint_variable): Removed.
2400 (graphite_trans_bb_strip_mine): Remove pong.
2401 * graphite-ppl.c: Include missing header files.
2402 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
2403 * graphite-ppl.h (ppl_strip_loop): Declared.
2404 * Makefile.in (graphite-ppl.o): Adjust dependences.
2405
24062009-02-14 Sebastian Pop <sebastian.pop@amd.com>
2407
2408 * graphite.c (build_loop_iteration_domains): Remove ping pong.
2409 (build_scop_iteration_domain): Same.
2410
24112009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2412
2413 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2414 ping pong.
2415 (add_value_to_dim, scan_tree_for_params_right_scev,
2416 scan_tree_for_params_int): New.
2417 * graphite-ppl.c (oppose_constraint): New.
2418 (insert_constraint_into_matrix): Implement missing cases.
2419 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2420
24212009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2422
2423 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2424 use ppl_move_dimension.
2425
24262009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2427
2428 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
2429 * graphite.c: Same.
2430 * graphite.h: Same.
2431 * graphite-ppl.c: Same.
2432 * graphite-ppl.h: Same.
2433
24342009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2435
2436 Revert last 3 commits.
2437
24382009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2439
2440 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2441 ping pong.
2442 (add_value_to_dim, scan_tree_for_params_right_scev,
2443 scan_tree_for_params_int): New.
2444 * graphite-ppl.c (oppose_constraint): New.
2445 (insert_constraint_into_matrix): Implement missing cases.
2446 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2447
24482009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2449
2450 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2451
24522009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2453 Tobias Grosser <grosser@fim.uni-passau.de>
2454
2455 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2456 use ppl_move_dimension.
2457 * graphite-ppl.c (ppl_move_dimension): New.
2458 * graphite-ppl.h (ppl_move_dimension): Declared.
2459
24602009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2461
2462 * graphite.c: Do not include cloog/cloog.h.
2463 (print_graphite_bb): Remove ping pong, call PPL print function.
2464
24652009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
2466
2467 * Makefile.in (OBJS-common): Add graphite-ppl.o.
2468 (graphite.o): Add dependence on graphite-ppl.h.
2469 (graphite-ppl.o): New.
2470 (graphite-data-ref.c): Ping pong between PPL data structures
2471 and matrices.
2472 * graphite-ppl.c: New.
2473 * graphite-ppl.h: New.
2474 * graphite.c: Include graphite-ppl.h.
2475 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
2476 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
2477 Ping pong between PPL data structures and matrices.
2478 (new_graphite_bb): Create a PPL constraint system.
2479 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
2480 (build_loop_iteration_domains): Use PPL functions.
2481 * graphite.h: Include graphite-ppl.h. Fix comments.
2482 (graphite_bb): Use a ppl_Constraint_System_t instead of
2483 CloogMatrix for representing the domain.
2484 (scop): Remove static_schedule.
2485 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
2486
24872009-02-06 Sebastian Pop <sebastian.pop@amd.com>
2488
2489 * graphite.c: Fix some comments.
2490
24912009-02-05 Sebastian Pop <sebastian.pop@amd.com>
2492
2493 PR middle-end/38953
2494 * graphite.c (if_region_set_false_region): After moving a region
2495 in the false branch of a condition, remove the empty dummy
2496 basic block.
2497 (gloog): Remove wrong fix for PR38953.
2498
24992009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2500
2501 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
2502 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
2503 register_bb_in_sese, new_sese, free_sese): Moved.
2504 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
2505 outermost_loop_in_scop, build_scop_iteration_domain,
2506 expand_scalar_variables_ssa_name, get_vdef_before_scop,
2507 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
2508 Use loop_in_sese_p instead of loop_in_scop_p.
2509 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
2510 (free_scop): Do not free SCOP_BBS_B.
2511 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
2512 ref_nb_loops): Moved here...
2513 * graphite.h (ref_nb_loops): ... from here.
2514 (struct scop): Remove bbs_b bitmap.
2515 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
2516 * testsuite/gcc.dg/graphite/scop-19.c: New
2517
25182009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2519
2520 * graphite.c (scopdet_basic_block_info): Fix bug in scop
2521 detection.
2522
25232009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2524
2525 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
2526 eq_loop_to_cloog_loop): Remove.
2527 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
2528 * graphite.h (struct scop): Remove loop2cloog_loop.
2529 (loop_domain_dim, loop_iteration_vector_dim): Remove.
2530
25312009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2532
2533 * opts.c (decode_options): Only add graphite options to O2
2534 if we compile with graphite enabled.
2535
25362009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2537
2538 * Merge from mainline (r143163:143684).
2539
25402009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2541
2542 * graphite.c (debug_value): Removed.
2543 * graphite.h (debug_value): Removed.
2544
25452009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2546
2547 * passes.c (init_optimization_passes): Do not call pass_copy_prop
2548 after graphite: pass_copy_prop does not maintain a proper loop closed
2549 SSA form. pass_copy_prop should be fixed.
2550
25512009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2552
2553 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2554
25552009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2556
2557 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2558 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2559 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2560 changed the CFG.
2561
25622009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2563
2564 * graphite.c (gloog): Return true when code gen succeeded.
2565 (graphite_transform_loops): Do not call cleanup_tree_cfg if
2566 the code of the function did not changed. After cleanup_tree_cfg
2567 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
2568 form.
2569
25702009-01-19 Sebastian Pop <sebastian.pop@amd.com>
2571
2572 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2573 gimple_call_lhs is NULL.
2574
25752009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2576 Tobias Grosser <tobi.grosser@amd.com>
2577
2578 * graphite.c (graphite_trans_scop_block): Do not block single
2579 nested loops.
2580
25812009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2582 Tobias Grosser <tobi.grosser@amd.com>
2583
2584 * graphite.c (build_scop_canonical_schedules): Start schedules at
2585 zero.
2586
25872009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2588 Tobias Grosser <tobi.grosser@amd.com>
2589
2590 * graphite.c (compare_prefix_loops): New.
2591 (build_scop_canonical_schedules): Rewritten.
2592 (graphite_transform_loops): Move build_scop_canonical_schedules
2593 after build_scop_iteration_domain.
2594
25952009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2596 Tobias Grosser <tobi.grosser@amd.com>
2597
2598 * graphite.c (add_conditions_to_domain): Add the loops to
2599 the dimension of the iteration domain. Do copy the domain
2600 only when it exists.
2601 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2602 (add_conditions_to_constraints): New.
2603 (can_generate_code_stmt, can_generate_code): Removed.
2604 (gloog): Do not call can_generate_code.
2605 (graphite_transform_loops): Call add_conditions_to_constraints
2606 after building the iteration domain.
2607
26082009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2609 Tobias Grosser <tobi.grosser@amd.com>
2610 Jan Sjodin <jan.sjodin@amd.com>
2611
2612 * graphite.c (scan_tree_for_params): On substractions negate
2613 all the coefficients of the term.
2614 (clast_to_gcc_expression_red): New. Handle reduction expressions
2615 of more than two operands.
2616 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2617 (get_vdef_before_scop): Handle also the case of default definitions.
2618
26192009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2620
2621 PR middle-end/38431
2622 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2623 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2624 (gloog): Do not call cleanup_tree_cfg.
2625 (graphite_transform_loops): Call cleanup_tree_cfg after all
2626 scops have been code generated.
2627
26282009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2629
2630 * passes.c (init_optimization_passes): Schedule after
2631 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
2632
26332009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2634
2635 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
2636 Fix comment.
2637 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
2638 Set the type of an expression to the type of its assign statement.
2639 (expand_scalar_variables_expr): Do not pass loop_p.
2640 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2641 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2642 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2643
26442009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2645
2646 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
2647 an expression to the gimple_expr_type of its assign statement.
2648 (expand_scalar_variables_expr): Stop recursion on tcc_constant
2649 or tcc_declaration.
2650
26512009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2652
2653 PR tree-optimization/38786
2654 * testsuite/gcc.dg/graphite/pr38786.c: New.
2655 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2656 the SSA_NAME case of expand_scalar_variables_expr.
2657 (expand_scalar_variables_expr): Also gather the scalar computation
2658 used to index the memory access.
2659 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2660 the gimple_stmt_iterator where it inserts new code.
2661
26622009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2663
2664 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2665
26662009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2667
2668 * opts.c (decode_options): Enable flag_graphite_identity and
2669 flag_loop_block in -O2 and above.
2670
26712009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2672
2673 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
2674 Fix merge problem: replace with the file from trunk.
2675
26762009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2677
2678 * Merge from mainline (r141727:143163).
2679
26802009-01-07 Sebastian Pop <sebastian.pop@amd.com>
2681 Jan Sjodin <jan.sjodin@amd.com>
2682
2683 PR tree-optimization/38559
2684 * testsuite/gcc.dg/graphite/pr38559.c: New.
2685
2686 * graphite.c (debug_value, copy_constraint,
2687 swap_constraint_variables, scale_constraint_variable, ): New.
2688 (get_lower_bound, get_upper_bound): Removed.
2689 (graphite_trans_bb_strip_mine): Clean up this code that works
2690 only for constant number of iterations. Fully copy upper and
2691 lower bound constraints, not only the constant part of them.
2692 * graphite.h (debug_value): Declared.
2693
26942009-01-06 Jan Sjodin <jan.sjodin@amd.com>
2695
2696 PR tree-optimization/38492
2697 PR tree-optimization/38498
2698 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2699 * tree-chrec.h (scev_is_linear_expression): Declared.
2700 * graphite.c (graphite_cannot_represent_loop_niter): New.
2701 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2702 (graphite_loop_normal_form): Use gcc_assert.
2703 (scan_tree_for_params): Use CASE_CONVERT.
2704 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2705 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2706 Use gcc_assert. Discard scops that contain unhandled cases.
2707 (build_scop_conditions): Return a boolean status for unhandled cases.
2708 (strip_mine_profitable_p): Print the loop number, not its depth.
2709 (is_interchange_valid): Pass the depth of the loop nest, don't
2710 recompute it wrongly.
2711 (graphite_trans_bb_block): Same.
2712 (graphite_trans_bb_block): Print tentative of loop blocking.
2713 (graphite_trans_scop_block): Do not print that the loop has been
2714 blocked.
2715 (graphite_transform_loops): Do not handle scops that contain condition
2716 scalar phi nodes.
2717
2718 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
2719 in trunk.
2720 * testsuite/gcc.dg/graphite/block-0.c: Update test.
2721 * testsuite/gcc.dg/graphite/block-1.c: Same.
2722 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
2723 blocking.
2724 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
2725 * testsuite/gcc.dg/graphite/block-3.c: New.
2726 * testsuite/gcc.dg/graphite/pr38498.c: New.
2727
27282008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
2729
2730 PR tree-optimization/38510
2731 * gcc.dg/graphite/pr38510.c: New.
2732 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2733 (translate_clast): Call recompute_all_dominators before
2734 graphite_verify.
2735 (gloog): Call recompute_all_dominators before graphite_verify.
2736
27372008-12-12 Sebastian Pop <sebastian.pop@amd.com>
2738
2739 PR tree-optimization/38492
2740 * graphite.c (rename_map_elt, debug_rename_elt,
2741 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2742 rename_map_elt_info, eq_rename_map_elts,
2743 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2744 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2745 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2746 (sese_build_livein_liveouts): New.
2747 (new_sese, free_sese): New.
2748 (new_scop): Call new_sese.
2749 (free_scop): Call free_sese.
2750 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2751 (register_old_new_names): Renamed register_old_and_new_names.
2752 (register_scop_liveout_renames, add_loop_exit_phis,
2753 insert_loop_close_phis, struct igp,
2754 default_liveout_before_guard, add_guard_exit_phis,
2755 insert_guard_phis, copy_renames): New.
2756 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2757 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2758 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2759 (scop_adjust_phis_for_liveouts): New.
2760 (gloog): Call scop_adjust_phis_for_liveouts.
2761
2762 * graphite.h (struct sese): Documented. Added fields liveout,
2763 num_ver and livein.
2764 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2765 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2766 (struct scop): Added field liveout_renames.
2767 (SCOP_LIVEOUT_RENAMES): New.
2768
27692008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2770
2771 PR tree-optimization/38409
2772 * gcc.dg/graphite/pr38409.c: New.
2773 * graphite.c (nb_reductions_in_loop): Use simple_iv.
2774
27752008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2776
2777 * graphite.c (gcc_type_for_cloog_iv): By default return
2778 integer_type_node.
2779 (graphite_create_new_loop): Don't fold_convert the already
2780 fold_convert-ed expression.
2781
27822008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
2783
2784 PR tree-optimization/38446
2785 * gcc.dg/graphite/pr38446.c: New.
2786 * graphite.c (register_bb_in_sese): New.
2787 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
2788 looking at the bbs in the region.
2789 * graphite.h (sese): Add region_basic_blocks pointer set to
2790 structure and initialize at the time of defining new scop.
2791
27922008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
2793
2794 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
2795 (find_params_in_bb): Do not free data refs.
2796 (free_graphite_bb): Add FIXME on disabled free_data_refs.
2797
27982008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2799
2800 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
2801 * testsuite/gcc.dg/graphite/scop-17.c: Same.
2802 * testsuite/gcc.dg/graphite/block-5.c: New.
2803 * testsuite/gcc.dg/graphite/block-6.c: New.
2804 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
2805 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2806 * testsuite/gcc.dg/graphite/block-2.c: Same.
2807
2808 * graphite.c (struct ivtype_map_elt): New.
2809 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
2810 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
2811 gcc_type_for_cloog_iv): New.
2812 (loop_iv_stack_patch_for_consts): Use the type of the induction
2813 variable from the original loop, except for the automatically
2814 generated loops, i.e., in the case of a strip-mined loop, in
2815 which case there is no original loop: in that case just use
2816 integer_type_node.
2817 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
2818 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
2819 (clast_name_to_gcc): Accept params to be NULL.
2820 (clast_to_gcc_expression): Take an extra parameter for the type.
2821 Convert to that type all the expressions built by this function.
2822 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
2823 (graphite_translate_clast_equation): Compute the type of the
2824 clast_equation before translating its LHS and RHS.
2825 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
2826 (graphite_create_new_loop): Compute the type of the induction
2827 variable before translating the lower and upper bounds and before
2828 creating the induction variable.
2829 (rename_variables_from_edge, rename_phis_end_scop): New.
2830 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
2831 (sese_add_exit_phis_edge): Do not use integer_zero_node.
2832 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2833 compute_cloog_iv_types): New.
2834 (gloog): Call compute_cloog_iv_types before starting the
2835 translation of the clast.
2836
2837 * graphite.h (struct graphite_bb): New field cloog_iv_types.
2838 (GBB_CLOOG_IV_TYPES): New.
2839 (debug_ivtype_map): Declared.
2840 (oldiv_for_loop): New.
2841
28422008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
2843
2844 PR middle-end/38459
2845 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
2846 (param_index): Assert if parameter is not know after parameter
2847 detection.
2848 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
2849 (find_scop_parameters): Mark, that we have finished parameter
2850 detection.
2851 (graphite_transform_loops): Move condition detection before parameter
2852 detection.
2853 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
2854 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
2855
28562008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
2857
2858 * graphite.c (graphite_transform_loops): Always call find_transform ()
2859 in ENABLE_CHECKING. So we test these code paths, even if we do not
2860 generate code.
2861
28622008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
2863
2864 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
2865 (print_scop): Ditto.
2866
28672008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
2868
2869 PR middle-end/38084
2870 Fix testsuite/gfortran.dg/graphite/id-3.f90.
2871 * graphite.c (scopdet_basic_block_info): Fix bug that found some
2872 regions more than once.
2873
28742008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2875
2876 Fix testsuite/gfortran.dg/graphite/id-4.f90.
2877 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
2878 when not needed.
2879
28802008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2881
2882 Fix testsuite/gfortran.dg/graphite/id-1.f90.
2883 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
2884 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
2885 (max_precision_type): New.
2886 (value_clast): Removed.
2887 (clast_to_gcc_expression): Be more careful to types of expressions.
2888 Use max_precision_type and update use of gmp_cst_to_tree.
2889 (graphite_translate_clast_equation): Use max_precision_type.
2890 (graphite_create_guard_cond_expr): Do not use integer_type_node,
2891 use the type of the condition.
2892 (graphite_create_new_loop): Do not use integer_type_node, use the
2893 max_precision_type of lb and ub.
2894
28952008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2896
2897 * graphite.c (build_scops_1): Initialize open_scop.exit
2898 and sinfo.last.
2899
29002008-12-02 Sebastian Pop <sebastian.pop@amd.com>
2901
2902 * testsuite/gcc.dg/graphite/pr38084.c: New.
2903 * testsuite/gfortran.dg/graphite/id-1.f90: New.
2904 * testsuite/gfortran.dg/graphite/id-2.f90: New.
2905 * testsuite/gfortran.dg/graphite/id-3.f90: New.
2906 * testsuite/gfortran.dg/graphite/id-4.f90: New.
2907 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
2908
29092008-12-02 Sebastian Pop <sebastian.pop@amd.com>
2910 Jan Sjodin <jan.sjodin@amd.com>
2911 Harsha Jagasia <harsha.jagasia@amd.com>
2912
2913 PR middle-end/37852
2914 PR middle-end/37883
2915 PR middle-end/37928
2916 PR middle-end/37980
2917 PR middle-end/38038
2918 PR middle-end/38039
2919 PR middle-end/38073
2920 PR middle-end/38083
2921 PR middle-end/38125
2922
2923 * testsuite/gcc.dg/graphite/pr38073.c: New.
2924 * testsuite/gcc.dg/graphite/pr37928.c: New.
2925 * testsuite/gcc.dg/graphite/pr37883.c: New.
2926 * testsuite/gcc.dg/graphite/pr38125.c: New.
2927 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
2928 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
2929 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
2930
2931 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
2932 the number of detected scops. Copy exact same test for loop
2933 blocking...
2934 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
2935 loops to be blocked as reductions are not handled.
2936 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
2937
2938 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
2939 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
2940 ...here.
2941 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
2942 * Makefile.in (graphite.o): Depend on value-prof.h.
2943 (graphite.o-warn): Removed -Wno-error.
2944 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
2945 to be a NULL pointer. Call update_stmt. Return the newly created
2946 cannonical induction variable.
2947
2948 * graphite.h (debug_rename_map): Declared. Fix some comments.
2949
2950 * graphite.c: Reimplement the code generation from graphite to gimple.
2951 Include value-prof.h.
2952 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
2953 (get_old_iv_from_ssa_name): Removed.
2954 (graphite_stmt_p): New.
2955 (new_graphite_bb): Test for useful statements before building a
2956 graphite statement for the basic block.
2957 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
2958 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
2959 reason.
2960 (recompute_all_dominators, graphite_verify,
2961 nb_reductions_in_loop, graphite_loop_normal_form): New.
2962 (scop_record_loop): Call graphite_loop_normal_form.
2963 (build_scop_loop_nests): Iterate over all the blocks of the
2964 function instead of relying on the incomplete information from
2965 SCOP_BBS. Return the success of the operation.
2966 (find_params_in_bb): Use the data from GBB_DATA_REFS.
2967 (add_bb_domains): Removed.
2968 (build_loop_iteration_domains): Don't call add_bb_domains.
2969 Add the iteration domain only to the basic blocks that have been
2970 translated to graphite.
2971 (build_scop_conditions_1): Add constraints only if the basic
2972 block have been translated to graphite.
2973 (build_scop_data_accesses): Completely disabled until data
2974 dependence is correctly implemented.
2975 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
2976 (remove_all_edges_1, remove_all_edges): Removed.
2977 (get_new_name_from_old_name): New.
2978 (graphite_rename_variables_in_stmt): Renamed
2979 rename_variables_in_stmt. Call get_new_name_from_old_name.
2980 Use replace_exp and update_stmt.
2981 (is_old_iv): Renamed is_iv.
2982 (expand_scalar_variables_stmt): Extra parameter for renaming map.
2983 Use replace_exp and update_stmt.
2984 (expand_scalar_variables_expr): Same. Use the map to get the
2985 new names for the renaming of induction variables and for the
2986 renaming of variables after a basic block has been copied.
2987 (expand_scalar_variables): Same.
2988 (graphite_rename_variables): Renamed rename_variables.
2989 (move_phi_nodes): Removed.
2990 (get_false_edge_from_guard_bb): New.
2991 (build_iv_mapping): Do not insert the induction variable of a
2992 loop in the renaming iv map if the basic block does not belong
2993 to that loop.
2994 (register_old_new_names, graphite_copy_stmts_from_block,
2995 copy_bb_and_scalar_dependences): New.
2996 (translate_clast): Heavily reimplemented: copy basic blocks,
2997 do not move them. Finally, in call cleanup_tree_cfg in gloog.
2998 At each translation step call graphite_verify ensuring the
2999 consistency of the SSA, loops and dominators information.
3000 (collect_virtual_phis, find_vdef_for_var_in_bb,
3001 find_vdef_for_var_1, find_vdef_for_var,
3002 patch_phis_for_virtual_defs): Removed huge hack.
3003 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3004 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3005 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3006 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3007 if_region_get_condition_block, if_region_set_false_region,
3008 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3009 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3010 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3011 rewrite_into_sese_closed_ssa): New.
3012 (gloog): Remove dead code. Early return if code cannot be
3013 generated. Call cleanup_tree_cfg once the scop has been code
3014 generated.
3015 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3016 block loops with less than two loops.
3017 (graphite_apply_transformations): Remove the call to
3018 scop_remove_ignoreable_gbbs.
3019 (limit_scops): When build_scop_loop_nests fails, continue on
3020 the next scop. Fix open_scop.entry.
3021 (graphite_transform_loops): Call recompute_all_dominators: force the
3022 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3023 Call initialize_original_copy_tables and free_original_copy_tables
3024 to be able to copy basic blocks during code generation.
3025 When build_scop_loop_nests fails, continue on next scop.
3026 (value_clast): New union.
3027 (clast_to_gcc_expression): Fix type cast warning.
3028
30292008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3030
3031 * Merge from mainline (r140838:141727).
3032
30332008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3034
3035 PR middle-end/37833
3036
3037 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3038
30392008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3040
3041 PR middle-end/37943
3042
3043 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3044 exits and conditions.
3045 * testsuite/gcc.dg/graphite/pr37943.c: New.
3046
30472008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3048
3049 PR middle-end/37886
3050 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3051
30522008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3053
3054 * doc/invoke.texi: Fix spaces.
3055
30562008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3057
3058 PR tree-optimization/37891
3059 Reverted last commit.
3060 * graphite.c (create_single_entry_edge): Set
3061 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3062
30632008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3064 Mitul Thakkar <mitul.thakkar@amd.com>
3065
3066 * graphite.c (create_single_entry_edge): Set
3067 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3068
30692008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3070
3071 * doc/invoke.texi: Add -fgraphite-identity.
3072 * graphite.c (graphite_apply_transformations): Check for
3073 -fgraphite-identity.
3074 * toplev.c (process_options): Add flag_graphite_identity.
3075 * tree-ssa-loop.c: Add flag_graphite_identity.
3076
30772008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3078
3079 Undo changes from 2008-10-02:
3080 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3081 operand type when copying the operand to a variable of different type.
3082 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3083 with the IV name after increment.
3084
30852008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3086 Harsha Jagasia <harsha.jagasia@amd.com>
3087
3088 PR tree-optimization/37828
3089 * testsuite/gcc.dg/graphite/pr37828.c: New.
3090 * graphite.c (graphite_trans_loop_block): Do not loop block
3091 single nested loops.
3092
30932008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3094 Sebastian Pop <sebastian.pop@amd.com>
3095
3096 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3097 rename_map_elt_info, eq_rename_map_elts): New.
3098 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3099 (expand_scalar_variables_expr): Change parameters.
3100 (expand_scalar_variables_stmt): Same.
3101 (expand_scalar_variables): Same.
3102 (graphite_rename_ivs): Rename graphite_rename_variables.
3103 (build_iv_mapping): New.
3104 (translate_clast): Call build_iv_mapping.
3105 * graphite.h (gbb_p): New name.
3106
31072008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3108
3109 PR tree-optimization/37684
3110 * gcc.dg/graphite/pr37684.c: New.
3111 * graphite.c (exclude_component_ref): New.
3112 (is_simple_operand): Call exclude_component_ref.
3113
31142008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3115 Harsha Jagasia <harsha.jagasia@amd.com>
3116
3117 PR tree-optimization/37485
3118 * gcc.dg/graphite/block-2.c: New
3119 * graphite.c (gmp_cst_to_tree): Moved.
3120 (iv_stack_entry_is_constant): New.
3121 (iv_stack_entry_is_iv): New.
3122 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3123 (loop_iv_stack_insert_constant): New.
3124 (loop_iv_stack_pop): Use new datatpype.
3125 (loop_iv_stack_get_iv): Same.
3126 (loop_iv_stack_get_iv_from_name): Same.
3127 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3128 (loop_iv_stack_patch_for_consts): New.
3129 (loop_iv_stack_remove_constants): New.
3130 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3131 (translate_clast): Call loop_iv_stack_patch_for_consts and
3132 loop_iv_stack_remove_constants.
3133 (gloog): Use new datatype. Redirect construction edge to end
3134 block to avoid accidental deletion.
3135 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3136 iv stack entry.
3137 (union iv_stack_entry_data): New. Data in iv stack entry.
3138 (struct iv_stack_entry): New. Datatype for iv stack entries.
3139
31402008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3141
3142 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3143 operand type when copying the operand to a variable of different type.
3144
31452008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3146
3147 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3148 with the IV name after increment.
3149
31502008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3151
3152 * Merge from mainline (r140164:140838).
3153
31542008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3155
3156 * graphite-data-ref.c: New.
3157 * graphite.c (print_scop): Also dump the dependence graph.
3158 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3159 (new_scop): Initialize SCOP_DEP_GRAPH.
3160 (build_scop_dynamic_schedules): New.
3161 (build_access_matrix_with_af): Fixed column numbering.
3162 (graphite_transform_loops): Call build_scop_dynamic_schedules.
3163 * graphite.h: Add ifndef/define guards against multiple inclusion.
3164 (struct scop): Add dep_graph field.
3165 (SCOP_DEP_GRAPH): Defined.
3166 (ref_nb_loops): Fixed and moved to other position.
3167 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3168 (nb_loops_around_loop_in_scop): New.
3169 (graphite_dump_dependence_graph): Declared.
3170 (graphite_build_rdg_all_levels): Declared.
3171 (graphite_test_dependence): Declared.
3172 * Makefile.in (graphite-data-ref.o): New target.
3173
31742008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3175
3176 * Merge from mainline (139870:140164).
3177
31782008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3179
3180 * Merge from mainline (138275:139870).
3181 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3182 the commits from trunk broke the niter detection.
3183
31842008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3185
3186 * graphite.c: Add more documentation. Fix formatting.
3187 (debug_loop_vec, debug_oldivs, loop_iv_stack,
3188 loop_iv_stack_debug): Moved...
3189 (schedule_to_scattering): Move before use.
3190 (dot_all_scops): Include in "#if 0" the code for system
3191 call dotty.
3192
3193 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3194 loop_iv_stack_debug): ...here.
3195
31962008-08-29 Jan Sjodin <jan.sjodin@amd.com>
3197
3198 * tree-phinodes.c (make_phi_node): Extern.
3199 (add_phi_node_to_bb): New.
3200 (create_phi_node): Call add_phi_node_to_bb.
3201 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3202 (remove_statement): Handle case where stored phi was updated
3203 and is no longer the same.
3204 * graphite.c (is_parameter): New.
3205 (is_old_iv): New.
3206 (expand_scalar_variables_expr): New.
3207 (expand_scalar_variables_stmt): New.
3208 (expand_scalar_variables): New.
3209 (move_phi_nodes): Create new phi instead of moving old one.
3210 (translate_clast): Call expand_scalar_variables.
3211 (find_vdef_for_var_in_bb): Also scan regular definitions.
3212 (skip_phi_defs): New.
3213 (collect_scop_exit_phi_args): New.
3214 (patch_scop_exit_phi_args): New.
3215 (gloog): Patch phis after scop.
3216 * tree-flow.h: (add_phi_node_to_bb): Declared.
3217 (make_phi_node): Declared.
3218
32192008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3220
3221 * graphite.c (end_scop): Split the entry of the scop when it
3222 is the header of the loop in which the scop is ending.
3223 (build_scops_1, limit_scops): Update uses of end_scop.
3224
32252008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3226
3227 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3228 SCOP_ENTRY or SCOP_EXIT.
3229
32302008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3231
3232 * graphite.c (get_construction_edge): Removed.
3233 (gloog): Construction edge is the scop entry edge.
3234
32352008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3236
3237 * graphite.c (can_generate_for_scop): Removed.
3238 (gloog): Do not call it.
3239
32402008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3241
3242 * graphite.c (new_scop): Entry of a scop is an edge.
3243 Initialize SESE region.
3244 (free_scop): Free SESE region.
3245 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3246 (split_difficult_bb): New, split from end_scop.
3247 (end_scop): Exit of a scop is an edge.
3248 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3249 not automatically updated and thus is always wrong.
3250 * graphite.h (struct sese): New.
3251 (SESE_ENTRY): New.
3252 (SESE_EXIT): New.
3253 (struct scop): New field for a SESE region. Remove entry, exit.
3254 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3255 semantics as before. Moved comment around.
3256
32572008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3258 Sebastian Pop <sebastian.pop@amd.com>
3259
3260 * graphite.c (graphite_transform_loops): Always enable gloog
3261 and find_transform when ENABLE_CHECKING.
3262
32632008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3264
3265 * graphite.c (graphite_transform_loops): Move pretty printer
3266 of SCOPs before doing any transform. Remove call to print_scops
3267 and dot_all_scops_1.
3268
32692008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3270
3271 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
3272 (print_graphite_bb): Same.
3273
32742008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3275
3276 * graphite.c (dot_all_scops_1): Cleanup.
3277 (move_scops): Fix comment.
3278
32792008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3280
3281 * graphite.c (build_scop_bbs): Revert commit 139355:
3282
3283 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3284 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3285
3286 * graphite.c (build_scop_bbs): Factor up code.
3287
32882008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3289
3290 * graphite.c (gloog): Update dominator info.
3291
32922008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3293
3294 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
3295
32962008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3297
3298 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
3299 initialization.
3300 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
3301 (translate_clast): Correct formatting.
3302 * graphite.h (struct num_map): Removed.
3303 (struct graphite_bb): Remove num_map field.
3304 (GBB_INDEX_TO_NUM_MAP): Removed.
3305
33062008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3307
3308 * graphite.c (build_access_matrix_with_af): Fix comments.
3309 (build_scop_data_accesses): Same.
3310
33112008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3312
3313 * graphite.c (build_scop_data_accesses): Don't construct
3314 access matrices. Add a FIXME and an assert condition that
3315 should pass when the access matrices will be needed.
3316
33172008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3318
3319 * tree-data-ref.c (stmt_simple_memref_p): Don't call
3320 really_constant_p.
3321 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
3322 Moved close by free_graphite_bb.
3323 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
3324 (new_scop): Move close by free_scop.
3325 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
3326
33272008-08-22 Jan Sjodin <jan.sjodin@amd.com>
3328
3329 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
3330 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
3331 instead of recursive call.
3332 (graphite_translate_clast_equation): New.
3333 (graphite_create_guard_cond_expr): New.
3334 (graphite_create_new_guard): New.
3335 (get_stack_index_from_iv): Removed.
3336 (graphite_rename_ivs_stmt): Use gbb_loop_index.
3337 (get_true_edge_from_guard_bb): New.
3338 (translate_clast): Handle stmt_guard in clast.
3339 (get_construction_edge): Allow construction edge detection for
3340 a scope entry with multiple predecessors if one predecessor is
3341 the immediate dominator of scope entry.
3342 (can_generate_code_stmt): Enable code generation for clast_guard.
3343 (gloog): Use correct context loop. Removed check for post dominators.
3344 * cfgloop.h (create_empty_if_region_on_edge): Declared.
3345
33462008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3347
3348 * graphite.c (remove_dead_loops): Document better which
3349 loops are removed.
3350
33512008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3352
3353 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
3354 and PPLINC.
3355 (graphite.o): Also depends on pointer-set.h.
3356
33572008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3358
3359 * graphite.c (scop_record_loop): Fix compile warning.
3360
33612008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
3362 Sebastian Pop <sebastian.pop@amd.com>
3363
3364 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
3365
33662008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3367
3368 * graphite.c (build_graphite_bb): Initialize bb->aux to
3369 point to the graphite_bb_p.
3370 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
3371 content of bb->aux.
3372 (add_bb_domains): Does not use the scop parameter.
3373 (graphite_transform_loops): Clean bb->aux at the end.
3374
33752008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3376 Sebastian Pop <sebastian.pop@amd.com>
3377
3378 * testsuite/lib/target-supports.exp
3379 (check_effective_target_fgraphite): New.
3380
3381 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
3382 check_effective_target_fgraphite returns false.
3383 Set dg-do-what-default to compile.
3384 (scan-graphite-dump-times): Removed.
3385 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
3386
3387 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
3388 Use scan-tree-dump-times instead of scan-graphite-dump-times.
3389 * testsuite/gcc.dg/graphite/scop-1.c: Same.
3390 * testsuite/gcc.dg/graphite/scop-2.c: Same.
3391 * testsuite/gcc.dg/graphite/scop-3.c: Same.
3392 * testsuite/gcc.dg/graphite/scop-4.c: Same.
3393 * testsuite/gcc.dg/graphite/scop-5.c: Same.
3394 * testsuite/gcc.dg/graphite/scop-6.c: Same.
3395 * testsuite/gcc.dg/graphite/scop-7.c: Same.
3396 * testsuite/gcc.dg/graphite/scop-8.c: Same.
3397 * testsuite/gcc.dg/graphite/scop-9.c: Same.
3398 * testsuite/gcc.dg/graphite/scop-10.c: Same.
3399 * testsuite/gcc.dg/graphite/scop-11.c: Same.
3400 * testsuite/gcc.dg/graphite/scop-12.c: Same.
3401 * testsuite/gcc.dg/graphite/scop-13.c: Same.
3402 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
3403 * testsuite/gcc.dg/graphite/scop-14.c: Same.
3404 * testsuite/gcc.dg/graphite/scop-15.c: Same.
3405 * testsuite/gcc.dg/graphite/block-0.c: Same.
3406 * testsuite/gcc.dg/graphite/scop-16.c: Same.
3407 * testsuite/gcc.dg/graphite/block-1.c: Same.
3408 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3409 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3410 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3411 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
3412 * testsuite/gfortran.dg/graphite/block-2.f: Same.
3413
34142008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3415
3416 * graphite.c: Fix some XXX comments.
3417 (build_scop_dynamic_schedules): Removed.
3418
34192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3420
3421 * graphite.h (scop_max_loop_depth): Moved...
3422 * graphite.c (scop_max_loop_depth): ...here.
3423 (remove_all_edges_1): New.
3424 (remove_all_edges): Factored code.
3425 (remove_cond_exprs): Check only the last statement for
3426 a GIMPLE_COND expression.
3427
34282008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3429
3430 * graphite.c (scan_tree_for_params): Early return when the
3431 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
3432 (find_scop_parameters): Factor out code.
3433 (graphite_trans_bb_strip_mine): Remove dead code.
3434
34352008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3436
3437 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
3438 graphite_trans_bb_move_loop): Factor asserts.
3439 (gloog): Perform sanity checks only for ENABLE_CHECKING.
3440 Do not call calculate_dominance_info and estimate_bb_frequencies.
3441
34422008-08-20 Jan Sjodin <jan.sjodin@amd.com>
3443
3444 * graphite.c (create_loops_mapping, free_loops_mapping,
3445 create_loops_mapping_num, debug_loop_mapping_1,
3446 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
3447 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
3448 graphite_loops_mapping_add_child_num,
3449 graphite_loops_mapping_insert_child,
3450 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
3451 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
3452 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
3453 create_num_from_index, get_num_from_index,
3454 swap_loop_mapped_depth): Removed.
3455 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
3456 (free_scop): Do not call free_loops_mapping.
3457 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
3458 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
3459 get_loop_mapped_depth.
3460 (graphite_trans_bb_move_loop): Do not update the loop mapping.
3461 (graphite_trans_bb_strip_mine): Same.
3462 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
3463 (struct scop): Remove field loops_mapping.
3464
34652008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3466 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3467
3468 * graphite.c (scop_record_loop): Factor out one level of the
3469 condition by early return.
3470 (build_scop_loop_nests): Format following FSF coding style.
3471 (build_scop_dynamic_schedules): Factor out code.
3472 (scopdet_bb_info): Reindent. Default case should not be reachable.
3473
34742008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3475 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3476
3477 * graphite.c (loop_affine_expr): Check for DECL_P or struct
3478 assignments that are not handled as simple operands for now.
3479
34802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3481 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3482
3483 * graphite.c (build_scop_bbs): Factor up code.
3484
34852008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3486 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3487
3488 * graphite.c (stmt_simple_for_scop_p): Factor code out
3489 of the loop.
3490 (enum gbb_type): New. Group all the GBB_* types under it.
3491 (is_loop_exit): Moved...
3492 (end_scop): Enable BB spliting.
3493 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
3494 * cfgloop.h (is_loop_exit): Declared.
3495
34962008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3497
3498 * doc/invoke.texi: Remove strides from examples containing
3499 DO loops when the strides are equal to 1.
3500
35012008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
3502 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3503
3504 * graphite.c (graphite_trans_scop_block): Or the result with
3505 the result from graphite_trans_loop_block.
3506 * testsuite/gcc.dg/graphite/block-1.c: New.
3507 * testsuite/gfortran.dg/graphite/block-1.f90: New.
3508 * testsuite/gfortran.dg/graphite/block-2.f: New.
3509
35102008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3511
3512 * graphite.c (graphite_transform_loops): Call cloog_initialize
3513 and cloog_finalize.
3514
35152008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3516
3517 * tree-data-ref.c) (stmt_simple_memref_p): New.
3518 * tree-data-ref.h (stmt_simple_memref_p): Declared.
3519 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
3520 (is_simple_operand): Call stmt_simple_memref_p.
3521
3522 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
3523 using pointer arithmetic, as this is optimized by PRE and
3524 makes the code too difficult to analyze.
3525
3526 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3527
35282008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3529
3530 * gdbinit.in (pgg): New.
3531
35322008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3533
3534 * graphite.c (graphite_trans_loop_block): Fix warning.
3535
35362008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3537
3538 * graphite.c (graphite_trans_loop_block): Fix my merge error.
3539
35402008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3541
3542 * graphite.c (graphite_trans_bb_block): Remove check for
3543 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
3544 Check if loop blocking is profitable for every loop, before applying
3545 the changes.
3546 (graphite_apply_transformations): Call graphite_trans_bb_block only,
3547 if flag_loop_block is set.
3548
35492008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3550
3551 * graphite.c: Add some more documentation for the loop
3552 mapping.
3553
35542008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3555
3556 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
3557 * graphite.c: Format on less than 80 columns.
3558 * graphite.h: Same.
3559
35602008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3561
3562 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
3563
35642008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3565
3566 * doc/invoke.texi (floop-block, floop-strip-mine,
3567 floop-interchange): Update documentation with examples.
3568
35692008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3570
3571 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
3572 add_referenced_var.
3573 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
3574
35752008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3576
3577 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
3578 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
3579 * tree-scalar-evolution.c: Revert useless changes.
3580 * tree-phinodes.c: Same.
3581 * cfghooks.c: Same.
3582 * vec.h: Same.
3583 * tree-vectorizer.h: Same.
3584 * tree-flow.h: Same.
3585 * tree-cfg.c: Same.
3586 * common.opt (fgraphite): Update documentation.
3587
35882008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
3589
3590 * doc/invoke.texi (-floop-block, -floop-strip-mine,
3591 -floop-interchange): Add more text for explaining what each of these
3592 flags is doing.
3593 * tree-into-ssa.c (gimple_vec): Moved to...
3594 * graphite.c: Include gimple.h.
3595 (gimple_vec): Moved to...
3596 (del_loop_to_cloog_loop): Removed.
3597 (loop_affine_expr): Do not call create_data_ref when the
3598 operand is a constant.
3599 (new_scop): Use free instead of del_loop_to_cloog_loop.
3600 * Makefile.in (graphite.o): Depend on GIMPLE_H.
3601 * gimple.h (gimple_vec): ... here.
3602
36032008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3604
3605 * graphite.c (scopdet_bb_info): Only allow loops with known number of
3606 latch executions.
3607 (build_loop_iteration_domains): Fail, if latch executions unknown.
3608
36092008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3610
3611 * graphite.c (add_conditions_to_domain): New.
3612 (build_scop_conditions_1): Call add_conditions_to_domain.
3613 (set_cloog_options): Allow to disable optimizations.
3614
36152008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3616
3617 * graphite.c (find_params_in_bb): Look for parameters in conditions.
3618 Do not use walk_dominator_tree.
3619 (find_scop_parameters): Do not use walk_dominator_tree.
3620
36212008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3622
3623 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
3624 (idx_record_params): Adapt.
3625 * graphite.h (scop_gimple_loop_depth): New.
3626
36272008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3628
3629 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
3630 (scan_tree_for_params): Remove value_init.
3631 (build_scop_context): Remove value_init.
3632 (build_loop_iteration_domains): Remove value_init.
3633 (schedule_to_scattering): Remove value_init.
3634 (graphite_trans_bb_strip_mine): Remove value_init.
3635
36362008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3637
3638 * gcc/graphite.c (limit_scops): New.
3639 (graphite_transform_loops): Add limit SCoPs.
3640 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
3641 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
3642 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
3643 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
3644 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
3645 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
3646 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
3647 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
3648 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
3649 Change loop numbers.
3650 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
3651 Change loop numbers.
3652 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
3653 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
3654 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
3655 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
3656 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
3657 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
3658 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
3659 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
3660 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
3661 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
3662
36632008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3664
3665 * graphite.c (graphite_transform_loops): Call always find_transform.
3666
36672008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
3668
3669 * graphite.c (free_loops_mapping): New.
3670 (stmt_simple_for_scop_p): Fix typo.
3671 (stmt_simple_for_scop_p): Fix tuples functions, that
3672 broke polyhedron.
3673 (free_graphite_bb): Fix some memleaks.
3674 (free_scop): Fix some memleaks.
3675 (scopdet_bb_info): Do not forget some tmp SCoPs.
3676 (find_params_in_bb): Fix some memleaks.
3677 (clast_to_gcc_expression): Fix warning.
3678
36792008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
3680
3681 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
3682 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
3683
36842008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3685
3686 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
3687 Move code ifdef-ed HAVE_cloog...
3688 * graphite.c: Include toplev.h.
3689 ... here.
3690 * Makefile.in (OBJS-common): Always build graphite.o.
3691 (BACKEND): Remove @GRAPHITE@.
3692 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
3693 (graphite.o): Depend on TOPLEV_H.
3694
36952008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3696
3697 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
3698 Remove typo left from polylib to ppl conversion.
3699 * graphite.c (graphite_transforms): Use sorry instead of fatal.
3700
37012008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3702
3703 * toplev.c (process_options): Move the graphite loop optimization
3704 flags...
3705 * tree-ssa-loop.c (graphite_transforms): ... here.
3706 When not configured with CLooG, print to dump_file that
3707 Graphite transforms were not performed.
3708 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
3709 New.
3710 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
3711 scan-graphite-dump-times.
3712
37132008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3714
3715 * graphite.c (dot_scop, dot_all_scops): Do not call system.
3716 Do not open /tmp/scop.dot and /tmp/allscops.dot.
3717
37182008-08-02 Sebastian Pop <sebastian.pop@amd.com>
3719 Jan Sjodin <jan.sjodin@amd.com>
3720
3721 * configure: Regenerated.
3722 * omp-low.c (expand_omp_sections): Remove now unused code.
3723 * config.in (HAVE_polylib): Removed.
3724 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
3725 (PPLLIBS, PPLINC): Added.
3726 * graphite.c: Replace unsigned with int wherever possible.
3727 Don't access Cloog's data structures, but use accessor functions.
3728 Clast's stmt->type is now implemented as a vtable: change the
3729 switches of stmt->type into ifs.
3730 (polylib/polylibgmp.h): Don't include.
3731 (initialize_dependence_polyhedron,
3732 initialize_data_dependence_polyhedron, is_empty_polyhedron,
3733 statement_precedes_p, test_dependence, build_rdg_all_levels,
3734 dump_dependence_graph): Removed until this code is cleaned up
3735 or ported to Cloog.
3736 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
3737 (POLYLIBINC): Renamed PPLINC.
3738
37392008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
3740 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3741 Jan Sjodin <jan.sjodin@amd.com>
3742
3743 Finish the merge and tuplification of graphite.
3744
37452008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3746 Jan Sjodin <jan.sjodin@amd.com>
3747
3748 Partial merge from mainline (138072:138275).
3749 * graphite.c still has to be tuplified.
3750
37512008-07-29 Jan Sjodin <jan.sjodin@amd.com>
3752
3753 * graphite.c (graphite_loops_mapping_max_loop_num): New.
3754 (create_num_from_index): New.
3755 (get_num_from_index): Also pass in the graphite BB.
3756 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
3757 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
3758 (graphite_trans_bb_strip_mine): Call create_num_from_index.
3759 (is_interchange_valid): Return false when failing.
3760 * graphite.h (struct num_map): New.
3761 (struct graphite_bb): New field num_map.
3762 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
3763
37642008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
3765
3766 * graphite.c (dump_gbb_conditions): Print also conditions like
3767 "if (a)". Remove dublicated code and use print_generic_expr ().
3768 (stmt_simple_for_scop_p): Only allow conditions we can handle
3769 {<, <=, >, >=}.
3770
37712008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3772
3773 * graphite.h (struct scop): Removed new_ivs field.
3774 (SCOP_NEWIVS): Deleted.
3775 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
3776 clast_to_gcc_expression, graphite_create_new_loop):
3777 Removed use of new_ivs.
3778
37792008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3780
3781 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
3782 create_loops_mapping_num, debug_loop_mapping_1): New.
3783 (debug_loop_mapping): Call debug_loop_mapping_1.
3784 (get_loop_mapping_for_num,
3785 graphite_loops_mapping_add_child,
3786 graphite_loops_mapping_add_child_num,
3787 graphite_loops_mapping_insert_child,
3788 graphite_loops_mapping_parent,
3789 split_loop_mapped_depth_for_num,
3790 loop_mapped_depth_split_loop): New.
3791 (increment_loop_mapped_depths): Removed.
3792 (swap_loop_mapped_depth_for_num): Reimplemented.
3793 (new_scop): Call create_loops_mapping.
3794 (scop_record_loop): Call graphite_loops_mapping_insert_child.
3795 (translate_clast): Pass the old loop father in parameter, and pass
3796 it to get_old_iv_from_ssa_name.
3797 (remove_edges_around_useless_blocks, can_generate_code_stmt,
3798 can_generate_code, can_generate_for_scop): New.
3799 (graphite_trans_bb_block): Returns false when it fails to transform.
3800 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
3801
38022008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3803
3804 Reverted all the changes related to the streamization and
3805 loop fusion.
3806 These changes are now tracked in the streamization branch.
3807
38082008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3809 Jan Sjodin <jan.sjodin@amd.com>
3810
3811 * graphite.c (gbb_compare): Correctly constify.
3812 (gbb_can_be_ignored): Indent.
3813 (graphite_trans_scop_swap_1and2): Add legality check.
3814 Remove dead FIXMEs.
3815
38162008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3817
3818 Remove fallouts from "Reverted the Condate changes".
3819 * tree.h: Remove unused decl.
3820 * testsuite/gcc.dg/tree-checker: Same.
3821 * timevar.def: Remove counter.
3822
38232008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3824
3825 * Merge from mainline (135673:138072).
3826
3827 Reverted the MIRO changes (from 2008-04-05) that are now
3828 tracked in the miro branch.
3829 * tree-bounds.c: Removed.
3830 * tree-bounds.h: Removed.
3831
3832 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
3833 are now tracked in the condate branch.
3834 * tree-check.c: Removed.
3835 * tree-match.c: Removed.
3836 * condate.y: Removed.
3837
38382008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3839
3840 * common.opt: New user flag -floop-block, -floop-strip-mine
3841 and -floop-interchange.
3842 * toplev.c (process_options): Enable -fgraphite pass if any one of the
3843 graphite loop optimization flags is turned on.
3844 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
3845 flag_loop_strip_mine and flag_loop_interchange checks before
3846 optimizations.
3847 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
3848 -floop-strip-mine and -floop-interchange.
3849 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
3850 -fgraphite.
3851 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
3852 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
3853 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
3854
38552008-07-23 Jan Sjodin <jan.sjodin@amd.com>
3856 Sebastian Pop <sebastian.pop@amd.com>
3857
3858 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
3859 (create_empty_loop_on_edge): More fixes.
3860 * tree-phinodes.c (resize_phi_node): Extern.
3861 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
3862 * cfghooks.c (update_dominator_information): New split from
3863 split_edge.
3864 * tree-vectorizer.c (rename_variables_in_bb): Extern.
3865 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
3866 successor of the function entry block.
3867
3868 * graphite.c: Include pointer-set.h.
3869 (debug_loop_mapping, increment_loop_mapped_depths,
3870 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
3871 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
3872 swap_loop_mapped_depth_for_num, get_num_from_index,
3873 swap_loop_mapped_depth, loop_iv_stack_debug,
3874 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
3875 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
3876 get_old_iv_from_ssa_name): New.
3877 (new_scop): Initialize SCOP_LOOPS_MAPPING.
3878 (free_scop): Free SCOP_LOOPS_MAPPING.
3879 (scop_record_loop): Record old ivs.
3880 (create_var_name): Removed.
3881 (initialize_cloog_names): Allocate double space in case strip mine
3882 applies to all loops once.
3883 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
3884 (clast_to_gcc_expression): Same. Implement more clast to gimple
3885 translation.
3886 (graphite_create_new_loop): Pass in ivstack.
3887 (remove_all_edges): Pass in the construction_edge.
3888 (graphite_remove_iv): Removed.
3889 (graphite_rename_ivs, graphite_rename_ivs_stmt,
3890 remove_cond_exprs): Rewritten.
3891 (move_phi_nodes): New.
3892 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
3893 (translate_clast): Pass in ivstack. Rewrite some cases.
3894 (set_cloog_options, debug_clast_stmt): New.
3895 (find_transform): Use set_cloog_options.
3896 (outermost_loop_layer): Removed.
3897 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
3898 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
3899 mark_old_loops, remove_dead_loops): New.
3900 (gloog): Rewritten.
3901 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
3902 (const_column_index, get_first_matching_sign_row_index,
3903 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
3904 get_upper_bound): New.
3905 (graphite_trans_bb_strip_mine): Also update the iv map.
3906
3907 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
3908 (struct name_tree): Add a loop field.
3909 (struct scop): Add a graphite_loops_mapping field.
3910 (SCOP_LOOPS_MAPPING): New.
3911 (debug_clast_stmt): Declare.
3912 * lambda.h (find_induction_var_from_exit_cond): Declare.
3913 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
3914 * cfgloop.h (update_dominators_in_loop): Removed declaration.
3915 (create_empty_loop_on_edge): Updated.
3916 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
3917 rename_variables_in_bb): Declare.
3918 * tree-cfg.c (remove_bb): Extern.
3919
3920 * testsuite/gcc.dg/graphite/block-0.c: New.
3921
39222008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3923 Sebastian Pop <sebastian.pop@amd.com>
3924
3925 * graphite.c (strip_mine_profitable_p): New.
3926 (graphite_trans_bb_block): Disable strip mining if not profitable.
3927
3928 * testsuite/gcc.dg/graphite/scop-18.c: New.
3929 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
3930 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
3931
39322008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
3933 Jan Sjodin <jan.sjodin@amd.com>
3934 Sebastian Pop <sebastian.pop@amd.com>
3935
3936 * graphite.c (is_interchange_valid): New.
3937 (graphite_trans_bb_block): Check loop nest of basic block for legality
3938 of interchange.
3939
3940 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
3941 outer_most_loop, gbb_outer_most_loop_index): New.
3942
3943 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
3944 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
3945 * testsuite/gcc.dg/graphite/scop-16.c: New.
3946 * testsuite/gcc.dg/graphite/scop-17.c: New.
3947
39482008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
3949
3950 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
3951 (graphite_trans_scop_block): Ignore SCoPs without bbs.
3952
39532008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
3954
3955 * graphite.c (new_scop): Initialize SCOP_EXIT.
3956 (scopdet_info): Add.
3957 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
3958 (build_scops_1): Cleanup, bugfixes.
3959 (build_scops): Cleanup.
3960
3961 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
3962 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
3963
39642008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
3965
3966 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
3967
3968 * testsuite/gfortran.dg/graphite/graphite.exp: Use
3969 DEFAULT_GRAPHITE_FLAGS.
3970
3971 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
3972
39732008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
3974
3975 * graphite.c (scan_tree_for_params): Do not assert any more if
3976 MULT_EXPR parameter is negative.
3977
3978 * testsuite/gfortran.dg/graphite/scop-1.f: New.
3979
3980 * testsuite/gfortran.dg/graphite/graphite.exp: New.
3981
3982 * testsuite/gcc.dg/graphite/scop-15.c: New.
3983
39842008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
3985
3986 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
3987
39882008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
3989
3990 * graphite.c (graphite_trans_bb_swap_loops): Rename from
3991 graphite_swap_loops.
3992 (graphite_trans_bb_move_loop): New.
3993 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
3994 (graphite_trans_bb_block): New.
3995 (graphite_trans_loop_block): New.
3996 (graphite_trans_scop_swap_1and2): Rename from
3997 graphite_trans_swap_1and2.
3998 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
3999 (graphite_trans_scop_block): New.
4000 (graphite_apply_transformations): Rename from
4001 graphite_transformations.
4002
4003 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4004
40052008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4006
4007 * graphite.c (gbb_compare): New.
4008 (graphite_sort_gbbs): New.
4009 (gbb_can_be_ignored): New.
4010 (scop_remove_ignoreable_gbbs): New.
4011 (graphite_transformations): Cleanup and add
4012 scop_remove_ignoreable_gbbs.
4013 * lambda.h (lambda_vector_compare): New.
4014
40152008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4016
4017 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4018 (graphite_swap_loops): int -> unsigned
4019 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4020 (graphite_transformations): New.
4021 (graphite_transform_loops): Move to graphite_transformations.
4022 * graphite.h (gbb_nb_loops): Return unsigned.
4023
40242008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4025
4026 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4027 the domain matrix. This makes scop-0.c work again.
4028
40292008-06-20 Richard Guenther <rguenther@suse.de>
4030
4031 * graphite.h: Adjust copyright to GPLv3.
4032 * graphite.c: Likewise.
4033 (stmt_simple_memref_for_scop_p): Split out from ...
4034 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4035 and simplify.
4036 (get_bb_type): Optimize.
4037 (is_pred): Remove.
4038 (is_bb_addable): Fix memleak, replace is_pred call with
4039 single_pred.
4040 (build_scops): Use current_loops.
4041 (param_index): Fix memleak.
4042
40432008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4044
4045 * graphite.c: Fix formatting.
4046
40472008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4048
4049 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4050 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4051 (create_var_name, save_var_name): Newly defined functions.
4052 (initialize_cloog_names): Part of the code factored out to
4053 save_var_name.
4054 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4055 in clast_reduction statement.
4056 (graphite_create_new_loop): Now takes a new parameter
4057 for outer_loop.
4058 (translate_clast): Now also takes the context_loop and bb_exit
4059 parameters. Rewritten the code so that it creates a gimple code
4060 inside the given context.
4061 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4062 remove_cond_expr, disconnect_cond_expr,
4063 disconnect_virtual_phi_nodes): Newly defined functions.
4064 * graphite.h (struct scop): added old_ivs vector.
4065 SCOP_OLDIVS: New macro.
4066
40672008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4068
4069 * cfgloopmanip.c: Add missing function comments, fix formatting.
4070
40712008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4072
4073 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4074 (create_empty_loop_on_edge): Defined.
4075 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4076 instead of void.
4077 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4078 (update_dominators_in_loop): Declared as extern
4079 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4080
40812008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4082
4083 * graphite.c (print_graphite_bb): Allow changing number of loops
4084 in SCoP domain.
4085 (initialize_cloog_names): Allow changing number of loops.
4086 (build_cloog_prog): Simplify.
4087 (find_transform): Enable cloog option --strides.
4088 (graphite_swap_loops): New.
4089 (graphite_strip_mine_loop): New.
4090 (graphite_trans_swap_1and2): New.
4091 (graphite_trans_strip): New.
4092 (graphite_transform_loops): Add graphite_trans_strip.
4093 * graphite.h (scop_max_loop_depth): New.
4094
40952008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4096
4097 * graphite.c (build_scop_iteration_domain): Remove forgotten
4098 line. (Fixes compile)
4099
41002008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4101
4102 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4103 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4104 (build_bb_loops): New.
4105 (graphite_transform_loops): Add build_bb_loops.
4106 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4107 numbers.
4108 * graphite.h (graphite_bb): Add loops.
4109 (gbb_nb_loops): New.
4110 (gbb_loop_at_index): New.
4111 (gbb_loop_index): New.
4112 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4113 using nb_params_in_scop.
4114
41152008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4116
4117 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4118 (build_scop_canonical_schedules): Build minimized schedule.
4119 (schedule_to_scattering): Adapt to minimized schedule.
4120 * graphite.h (graphite_bb): Add/Update descriptions.
4121
41222008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4123 Tobias Grosser <grosser@fim.uni-passau.de>
4124
4125 * graphite.c (print_graphite_bb): Add condition printing.
4126 (dump_value): New.
4127 (dump_gbb_conditions): New.
4128 (build_scop_conditions_1): New.
4129 (build_scop_conditions): New.
4130 * graphite.h (graphite_bb): Add conditions.
4131
41322008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4133
4134 * graphite.c (print_graphite_bb):
4135 (free_graphite_bb): New.
4136 (free_scop): Free bbs.
4137 (get_bb_type): Free doms.
4138 (build_scop_context): Free context matrix.
4139 (build_loop_iteration_domains): Remove unused code.
4140 (build_cloog_prog): Free scattering function and blocklist.
4141 (find_transform): Free options.
4142
41432008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
4144
4145 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
4146 Remove unnecessery cloog data structures. Make a copy of the domain
4147 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
4148 unnecessary cloog data structures. Fix memory leaks. Remove insert
4149 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
4150 used.
4151 (build_scop_iteration_domain): Remove unnecessary cloog
4152 data structures. Fix memory leaks.
4153 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
4154 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
4155
41562008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4157
4158 * graphite.c (find_scop_params): Remove initialize_cloog_names.
4159
41602008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4161
4162 * graphite.c (end_scop): Style fix.
4163 (schedule_to_scattering): Style and comment fix.
4164
41652008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4166 * graphite.c (print_graphite_bb): Fix definiton of
4167 schedule_to_scattering.
4168 (initialize_cloog_names): Change nb_scattdims to max loop
4169 depth in SCoP.
4170 (schedule_to_scattering): Take parameter for number of scattering
4171 dimensions.
4172 (build_cloog_prog): Only build as much scattering dimensions as
4173 necessary.
4174
41752008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4176
4177 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
4178 in polyhedron/aermod.f90.
4179
41802008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
4181 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4182 Harsha Jagasia <harsha.jagasia@amd.com>
4183
4184 * graphite.c (is_bb_addable): Fix segfault.
4185
41862008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
4187
4188 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
4189 with multiple exits and conditional handling in edge cases.
4190 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
4191
4192 * testsuite/gcc.dg/graphite/scop-14.c: New.
4193
41942008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
4195 Adrien Eliche <aeliche@isty.uvsq.fr>
4196
4197 * graphite.c (is_bb_addable): Add more comments and enhance
4198 readablity of the source code. Fix memory leak.
4199 (is_loop_exit): Fix memory leak.
4200
42012008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4202
4203 * graphite.c (first_loop_in_scop): Deleted.
4204 (setup_cloog_loop): Only walk the loop chain for inner loops.
4205 (build_scop_iteration_domain): Execute setup_cloog_loop for
4206 all loops in the first layer.
4207
42082008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4209
4210 * graphite.c (scan_tree_for_params): Change the way params are
4211 added to be indepenent of the number of loops.
4212 (setup_cloog_loop): Revert to short matrix format. Fix parameter
4213 handling.
4214 (build_cloog_prog): Revert to short matrix format.
4215
42162008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4217 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4218
4219 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
4220 warning.
4221
42222008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4223
4224 * graphite.c (nb_data_refs_in_scop): New.
4225 (graphite_transform_loops): Print more stats: number of
4226 loops, basic blocks and data references per scop.
4227
42282008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4229 Jan Sjodin <jan.sjodin@amd.com>
4230
4231 * graphite.c (loop_affine_expr, idx_record_params,
4232 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
4233 instead of instantiate_parameters.
4234
42352008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4236
4237 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
4238 add support for parameters, add STATIC_SCHEDULE at the right places,
4239 cleanup.
4240
42412008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4242
4243 * graphite.c (build_scop_loop_nests): Only add the loops, that
4244 are contained completely in the SCoP.
4245 (build_cloog_prog): Disable scattering, until schedule_to_scattering
4246 and the domains are fixed.
4247 (build_scop_canonical_schedules): Add support for bbs not contained
4248 in any SCoP.
4249
42502008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4251
4252 * graphite.h (scop_contains_loop): Update comments to match
4253 the actual behavior.
4254 (scop_contains_loop): New.
4255 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
4256
42572008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4258
4259 * graphite.c (get_bb_type): On function body, i.e. loop_0,
4260 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
4261 as GBB_COND_HEADER.
4262
42632008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4264 Tobias Grosser <grosser@fim.uni-passau.de>
4265
4266 * graphite.c (graphite_transform_loops): Early return when
4267 there are no loops in the function.
4268
42692008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4270 Jan Sjodin <jan.sjodin@amd.com>
4271
4272 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
4273 offset of the last loop.
4274 (setup_cloog_loop): Copy the entire outer constraint matrix.
4275
42762008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4277 Jan Sjodin <jan.sjodin@amd.com>
4278
4279 * graphite.c (stmt_in_scop_p, function_parameter_p,
4280 invariant_in_scop_p): Removed.
4281 (scan_tree_for_params): Can be used with no constraint
4282 matrix for gathering parameters.
4283 (idx_record_params): Don't use idx_record_param, instead use
4284 scan_tree_for_params.
4285 (find_scop_parameters): Same.
4286 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
4287 Fix the size of loop domains.
4288 (schedule_to_scattering): Exit when the outer loop is not in scop.
4289 (find_transform): Enable build_cloog_prog.
4290
42912008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4292 Jan Sjodin <jan.sjodin@amd.com>
4293
4294 * graphite.c (schedule_to_scattering): Make scattering domains
4295 uniformly of the same size, as required by CLooG 0.14.0 and before.
4296
42972008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4298 Jan Sjodin <jan.sjodin@amd.com>
4299
4300 * graphite.c (schedule_to_scattering): Rewrite, correct the
4301 translation of the scheduling function to scattering.
4302 (build_cloog_prog): Call schedule_to_scattering only once.
4303 * graphite.h (scop_loop_index): Do not fail for loops not
4304 in the scop: return -1.
4305
43062008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
4307
4308 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
4309 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
4310 (setup_cloog_loop): Export GBB_DOMAIN.
4311 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
4312 able to rebuild the original control flow.
4313 * graphite.h (graphite_bb): Add domain field and access macro.
4314 (GBB_DOMAIN): New.
4315
43162008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4317
4318 * graphite.c (debug_gbb): New.
4319 (print_scop, build_graphite_bb): Use SCOP_BBS.
4320 (build_scop_bbs): Reimplemented.
4321 (dfs_bb_in_scop_p): Removed.
4322 (build_scop_loop_nests): Reorder loops inserted in
4323 SCOP_LOOP_NEST: outer loops should come first.
4324 (build_scop_canonical_schedules): Reinitialize at zero
4325 the components of the SCOP_STATIC_SCHEDULE for the loops
4326 that have already been parsed.
4327
4328 * graphite.h (debug_gbb): Declared.
4329
43302008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4331 Jan Sjodin <jan.sjodin@amd.com>
4332
4333 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
4334 (graphite_loop_to_gcc_loop): Removed.
4335 (remove_all_edges): New.
4336 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
4337 (gloog): Remove useless code.
4338
43392008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4340
4341 * graphite.c (get_bb_type): Reworked. We distinguish between
4342 loops with one or multiple exits.
4343 (is_loop_exit): New.
4344 (is_pred): New.
4345 (is_bb_addable): Rework condition handling, now support for case
4346 case statements and loops with multiple exits.
4347
4348 * testsuite/gcc.dg/graphite/scop-11.c: New.
4349 * testsuite/gcc.dg/graphite/scop-12.c: New.
4350 * testsuite/gcc.dg/graphite/scop-13.c: New.
4351
43522008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4353
4354 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
4355 we have too many colors.
4356
43572008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
4358
4359 * doc/invoke.texi (-ftree-loop-fusion): Document.
4360 * tree-pass.h (pass_loop_fusion): Declared.
4361 * tree-loop-fusion.c: New.
4362 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
4363 * tree-data-ref.c (find_data_references_in_loop): Make extern.
4364 * tree-data-ref.h (find_data_references_in_loop): Declared.
4365 * common.opt (ftree-loop-fusion): Declared.
4366 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
4367
43682008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4369
4370 * graphite.c (build_access_matrix): Fix typo from the merge.
4371
43722008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4373
4374 * Merge from mainline (130800:135673).
4375
43762008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4377
4378 * graphite.c (end_scop): The exit of the scop is not part of the scop.
4379 Update dominators after splitting.
4380
43812008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4382
4383 * graphite.c (is_bb_addable): Return the harmful statement.
4384 Factor up some code.
4385 (end_scop): New. Splits end of scope bbs on a harmful statement.
4386 (build_scops_1): Call end_scop.
4387
43882008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4389
4390 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
4391 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
4392 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
4393 build_scops_1): Removed.
4394 (build_scops_2): Renamed build_scops_1.
4395
43962008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4397
4398 * graphite.c: Fix formatting.
4399
44002008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4401
4402 * graphite.c (get_bb_type): New.
4403 (move_scops): New.
4404 (build_scops_2): New.
4405 (is_bb_addable): New.
4406 (build_scops): Switch the scop detection.
4407 (build_scop_bbs): Add entry bb to scop.
4408 * graphite.h (struct scop): Update comment.
4409
44102008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4411
4412 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
4413 more colors.
4414
44152008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4416
4417 * testsuite/gcc.dg/graphite/scop-1.c: Update.
4418 * testsuite/gcc.dg/graphite/scop-2.c: Update.
4419 * testsuite/gcc.dg/graphite/scop-4.c: Update.
4420 * testsuite/gcc.dg/graphite/scop-5.c: Add.
4421 * testsuite/gcc.dg/graphite/scop-6.c: Add.
4422
44232008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4424
4425 * testsuite/gcc.dg/graphite/scop-0.c: Add.
4426 * testsuite/gcc.dg/graphite/scop-7.c: Add.
4427 * testsuite/gcc.dg/graphite/scop-8.c: Add.
4428 * testsuite/gcc.dg/graphite/scop-9.c: Add.
4429 * testsuite/gcc.dg/graphite/scop-10.c: Add.
4430
44312008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4432
4433 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
4434 Check affine expressions depending on the outermost loop
4435 instead of a scop.
4436 (stmt_simple_for_scop_p): Same.
4437 (harmfule_stmt_in_scop): Same.
4438
44392008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
4440
4441 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
4442 mark entry and exit, that are not part of the SCoP and update HTML
4443 formatting.
4444
44452008-04-25 Sebastian Pop <sebastian.pop@amd.com>
4446
4447 * graphite.c (basic_block_simple_for_scop_p): Renamed
4448 harmful_stmt_in_bb.
4449 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
4450 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
4451 (all_preds_visited_p, all_succs_visited_p,
4452 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
4453 scop_end_loop): New.
4454 (build_scops): Do not use dfs_enumerate_from.
4455
4456 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
4457
44582008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4459
4460 * graphite.c: Add comments to functions that are missing a
4461 description.
4462 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
4463
44642008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4465
4466 * graphite.c (nb_params_in_scop): Moved...
4467 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
4468 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
4469 (clast_to_gcc_expression): Reduce column size to less than 80.
4470 (graphite_create_iv): Return the new name of the IV.
4471 (find_transform): Set options->esp and options->cpp.
4472 (gloog): Comment out the invalidation of the old loop code.
4473 (initialize_dependence_polyhedron): Replace scop_nb_params with
4474 nb_params_in_scop.
4475
4476 * graphite.h (nb_params_in_scop): ... here.
4477 (scop_nb_params): Removed.
4478 (loop_domain_dim): Return something even when the loop was not
4479 found in the hash table: avoid ICEing on all the graphite.exp
4480 testcases.
4481
44822008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4483
4484 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
4485
4486 * graphite.c (build_scop_dynamic_schedules): Schedule is built
4487 according to nesting level.
4488 (find_scop_parameters): Call instantiate_parameters.
4489 (scan_tree_for_params): Extend it to handle general affine bounds.
4490 Inner loop bound can depend on outer loop induction variable.
4491 (setup_cloog_loop): tmp variable is allocated on stack. Call
4492 instantiate_parameters with respect to outermost_loop_in_scop.
4493 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
4494 graphite.h.
4495 (create_empty_loop): Function loopify should be given edge
4496 probability, instead of edge frequency. Dominance relation from
4497 switch_bb to loop_header.
4498 (clast_to_gcc_expression): Added handling of clast_reduction node.
4499 (gloog): New functionality for removing old loop.
4500 (test_dependence): Factored out from build_rdg_all_levels.
4501 (build_rdg_all_levels): Dependence testing factored out to
4502 test_dependence function.
4503
4504 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
4505 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
4506 from graphite.c
4507
45082008-04-07 Sebastian Pop <sebastian.pop@amd.com>
4509
4510 * graphite.c (free_scop, param_index, initialize_cloog_names,
4511 nb_params_in_scop): Use name_tree map instead of just a tree
4512 for keeping track of the variable name associated to that tree.
4513 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
4514 clast_to_gcc_expression, graphite_create_iv,
4515 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
4516 graphite_stmt_to_gcc_stmt): New.
4517 (gloog): Call these.
4518 * graphite.h (struct name_tree): New.
4519 (struct scop): Use name_tree instead of tree for params.
4520 Store a vector of name_tree for new_ivs.
4521 (SCOP_NEWIVS): New.
4522 (scop_nb_params): Use name_tree instead of tree.
4523
45242008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
4525 Sebastian Pop <sebastian.pop@amd.com>
4526
4527 * tree-bounds.c: New.
4528 * tree-bounds.h: New.
4529 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
4530 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
4531 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
4532 flag_mudflap.
4533 * gcc.c: Same.
4534 * toplev.c: Same.
4535 * c-cppbuiltin.c: Same.
4536 * c-pragma.c: Same.
4537 * common.opt: Same.
4538 * varasm.c: Same.
4539 * tree-outof-ssa.c: Same.
4540 * c-common.c: Same.
4541 * Makefile.in: Same.
4542
45432008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
4544 Sebastian Pop <sebastian.pop@amd.com>
4545
4546 * tree-loop-distribution.c (remaining_stmts,
4547 upstream_mem_writes): Removed static variables.
4548 (copy_loop_before, create_bb_after_loop,
4549 mark_nodes_having_upstream_mem_writes, free_rdg_components,
4550 rdg_build_components, rdg_build_partitions,
4551 dump_rdg_partitions): Extern.
4552 (generate_loops_for_partition, generate_code_for_partition): Do not
4553 return a bool.
4554 (already_processed_vertex_p, predecessor_has_mem_write,
4555 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
4556 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
4557 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
4558 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
4559 Pass remaining_stmts and upstream_mem_writes as parameters.
4560 (rdg_component): Moved...
4561 (build_rdg_partition_for_component): Do not aggregate components when
4562 flag_streamize_loops is set.
4563 (gen_sequential_loops): New.
4564 (ldist_gen): Call gen_sequential_loops.
4565
4566 * tree-pass.h (pass_loop_streamization): Declared.
4567
4568 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
4569 basic blocks when loops structures exist.
4570
4571 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
4572
4573 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
4574
4575 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4576 eliminate_local_variables_stmt, eliminate_local_variables,
4577 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4578 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4579 of code delimited by two edges in the CFG.
4580 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4581 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4582 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4583 the case of parallelisation of reductions.
4584 (create_loop_fn): Extern.
4585 (create_omp_parallel_region): New.
4586
4587 * tree-data-ref.c (dump_data_dependence_relation): Don't call
4588 dump_data_reference for printing dra and drb.
4589 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
4590 RDGE_RELATION.
4591 (build_rdg): Don't call free_dependence_relations for the moment, as
4592 we attach dependence relations on each edge of the RDG.
4593 To be fixed later.
4594
4595 * tree-data-ref.h (rdg_component): ...here.
4596 (struct rdg_edge): New field ddr_p relation.
4597 (RDGE_RELATION): New.
4598 (create_bb_after_loop, copy_loop_before,
4599 mark_nodes_having_upstream_mem_writes, rdg_build_components,
4600 rdg_build_partitions, dump_rdg_partitions,
4601 free_rdg_components): Declared.
4602
4603 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
4604 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
4605
4606 * tree-loop-streamization.c: New.
4607
4608 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
4609 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
4610
4611 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
4612
4613 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4614
4615 * passes.c: Schedule pass_loop_streamization.
4616
46172008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
4618
4619 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
4620 update comment.
4621
46222008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
4623
4624 * graphite.c (dot_all_scops): Update formatting.
4625 Bbs can now be part of more than one SCoP.
4626
46272008-03-04 Sebastian Pop <sebastian.pop@amd.com>
4628
4629 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
4630 malloc problems.
4631 (loop_domain_dim): Check for unregistered toplev SCOP loop.
4632 * graphite.h (loop_to_cloog_loop): New.
4633
46342008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4635
4636 * graphite.c (loop_domain_dim, ref_nb_loops,
4637 loop_iteration_vector_dim): New.
4638 (build_access_matrix_with_af, build_access_matrix,
4639 initialize_dependence_polyhedron): Fixed for new matrix layout.
4640 No longer assume that all iteration domains are of the same
4641 dimensionality.
4642
46432008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4644
4645 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4646 defined in a loop at depth 0 is invariant.
4647 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4648 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4649 be called at loop depth 0.
4650
4651 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
4652 a parameter.
4653 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
4654 (down_open_scop): Removed.
4655 (loop_in_scop_p): Redefined.
4656 (scop_affine_expr): New argument: scop.
4657 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
4658 a harmful statement ending a scop.
4659 (basic_block_simple_for_scop_p): New argument: scop.
4660 (get_loop_start): Removed.
4661 (new_scop): Initialize SCOP_LOOPS.
4662 (free_scop): Free SCOP_LOOPS.
4663 (succs_at_same_depth, preds_at_same_depth): New.
4664 (end_scop): Test the validity of a scop.
4665 (add_dominators_to_open_scops): New.
4666 (test_for_scop_bound): Call add_dominators_to_open_scops.
4667 Add cases for opening and closing multiple scops.
4668 (build_scops, build_scop_bbs): Iterate over basic blocks in
4669 depth first order.
4670 (build_graphite_bb): Pass scop directly.
4671 (dfs_bb_in_scop_p): New.
4672 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
4673 several times.
4674 (nb_loops_around_gb): Use loop_in_scop_p.
4675 (schedule_to_scattering): Disabled for the moment the code computing
4676 the "textual order for outer loop".
4677
4678 * graphite.h (struct scop): New field loops.
4679 (SCOP_LOOPS): New.
4680 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
4681
4682 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
4683
46842008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
4685 Sebastian Pop <sebastian.pop@amd.com>
4686
4687 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
4688 * common.opt (fstreamize-loops): New.
4689 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
4690 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
4691 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
4692 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
4693
46942008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4695
4696 * tree-data-ref.c (build_empty_rdg): New.
4697 (build_rdg): Use it.
4698 * tree-data-ref.h (build_empty_rdg): Declared.
4699 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
4700 (find_vertex_for_stmt): Removed.
4701 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
4702
47032008-02-21 Sebastian Pop <sebastian.pop@amd.com>
4704
4705 * tree-loop-distribution.c (generate_builtin): After cancelling the
4706 loop tree, also delete basic blocks.
4707 (rdg_flag_uses): Stop recursion when a vertex has already been
4708 processed.
4709
47102008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4711
4712 * graphite.c (build_scop_alpha): Removed.
4713 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
4714 and dump_dependence_graph to avoid compiler warnings.
4715
47162008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4717
4718 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
4719 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
4720 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4721 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
4722 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
4723 (initialize_dependence_polyhedron, find_vertex_for_stmt,
4724 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4725 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
4726 dump_dependence_graph): New.
4727 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
4728 (GBB_ALPHA): New.
4729 (struct scop): New field loop2cloog_loop.
4730 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
4731 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
4732
47332008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4734
4735 * graphite.c (build_graphite_bb): Fix initialization
4736 of the graphite basic block.
4737
47382008-02-05 Sebastian Pop <sebastian.pop@amd.com>
4739
4740 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
4741 loop domain matrix. Pass in the number of loops contained in the
4742 constraint matrix.
4743 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
4744 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
4745 loops that are not surrounding the current loop are not represented
4746 in the domain constraint matrix.
4747 (build_scop_iteration_domain): Initial domain constraint matrix
4748 contains only the eq/ineq, cst, and scop parameters columns.
4749
47502008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4751
4752 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
4753 (print_graphite_bb): Print scattering.
4754
47552008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4756
4757 * graphite.c (initialize_cloog_names): Initialize names of
4758 scattering variables.
4759
47602009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4761
4762 * graphite.c (dot_all_scops_1): Disable debug output while
4763 printing graph.
4764
47652008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4766
4767 * graphite.c (find_transform): Change cloog output language to C.
4768
47692008-01-27 Sebastian Pop <sebastian.pop@amd.com>
4770
4771 * tree-loop-distribution.c (generate_memset_zero,
4772 generate_builtin, generate_code_for_partition,
4773 rdg_flag_all_uses): New.
4774 (rdg_flag_uses): Gather in the same partition the statements defining
4775 the VUSES of the current statement.
4776 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
4777 Gather in the same partition not only the stores to the same memory
4778 access, but also the reads.
4779 (ldist_generate_loops): Renamed ldist_gen.
4780
47812008-01-24 Sebastian Pop <sebastian.pop@amd.com>
4782 Tobias Grosser <grosser@fmi.uni-passau.de>
4783
4784 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
4785 next pointer, don't use the inner pointer.
4786
47872008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
4788
4789 * graphite.c (dot_all_scops, dot_all_scops_1): New.
4790 (find_transform): Call dot_all_1.
4791 * graphite.h (dot_all_scops): Declared.
4792
47932007-12-14 Sebastian Pop <sebastian.pop@amd.com>
4794
4795 * tree-loop-distribution.c: Fix apsi.f ICE.
4796 (create_bb_after_loop): New.
4797 (generate_loops_for_partition): Use it.
4798 * testsuite/gfortran.dg/ldist-1.f90: New.
4799
4800 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
4801 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
4802
48032007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4804
4805 * graphite.c (find_transform): Dump cloog program sent to cloog.
4806
48072007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4808
4809 * graphite.c (initialize_cloog_names): Initialize cloog
4810 iterator names.
4811
48122007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4813
4814 * graphite.c (build_scop_context): Fix typo, for the matrix
4815 format: insert '0 >= 0' instead of '-1 >= 0'.
4816
48172007-12-13 Sebastian Pop <sebastian.pop@amd.com>
4818
4819 * Fix merge problems.
4820
48212007-12-13 Sebastian Pop <sebastian.pop@amd.com>
4822
4823 * graphite.c (setup_cloog_loop): Fix typo.
4824
48252007-12-12 Sebastian Pop <sebastian.pop@amd.com>
4826
4827 * doc/invoke.texi (-ftree-loop-distribution): Documented.
4828 * tree-loop-distribution.c: Reimplemented.
4829 * tree-pass.h (pass_loop_distribution): New.
4830 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
4831 print_loops.
4832 * graphds.h (struct graph): New field indexes.
4833 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4834
4835 * tree-vect-analyze.c: Remove declaration of static functions when not
4836 needed.
4837 * tree-vectorizer.c: Same.
4838 (rename_variables_in_loop): Now extern.
4839 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
4840 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
4841 calling redirect_edge_and_branch_force.
4842
4843 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4844
4845 * tree-data-ref.c: Don't include tree-chrec.h.
4846 (debug_data_dependence_relations): New.
4847 (dump_data_dependence_relation): Call dump_data_reference on data refs
4848 in the relation.
4849 (same_access_functions): Moved...
4850 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4851 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4852 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4853 struct rdg_vertex_info, ): New.
4854 (create_rdg_edge_for_ddr): Compute the dependence level before looking
4855 at DDR_REVERSED_P.
4856 (create_rdg_vertices): Initialize the htab of graph->indexes.
4857 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
4858 (stmts_from_loop): Don't save LABEL_EXPR.
4859 (hash_stmt_vertex_info, eq_stmt_vertex_info,
4860 hash_stmt_vertex_del): New.
4861 (build_rdg): Initialize rdg->indexes.
4862 (free_rdg, stores_from_loop, ref_base_address,
4863 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4864 have_similar_memory_accesses_1, ref_base_address_1,
4865 remove_similar_memory_refs): New.
4866
4867 * tree-data-ref.h: Include tree-chrec.h.
4868 (debug_data_dependence_relations): Declared.
4869 (same_access_functions): ...here. Now static inline.
4870 (ddr_is_anti_dependent, ddrs_have_anti_deps,
4871 ddr_dependence_level): New.
4872 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
4873 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
4874 RDG_MEM_READS_STMT): New.
4875 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4876 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4877 rdg_vertex_for_stmt): Declared.
4878 (struct rdg_edge): New field level.
4879 (RDGE_LEVEL, free_rdg): New.
4880 (stores_from_loop, remove_similar_memory_refs,
4881 rdg_defs_used_in_other_loops_p,
4882 have_similar_memory_accesses): Declared.
4883 (rdg_has_similar_memory_accesses): New.
4884
4885 * lambda.h (dependence_level): New.
4886 * common.opt (ftree-loop-distribution): New.
4887 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
4888 (print_loop_ir): Renamed print_loops.
4889 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
4890 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
4891 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
4892 (tree-loop-distribution.o): Added.
4893 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4894 (mark_virtual_ops_in_bb): New.
4895 (print_loops_bb, debug_loop_num, debug_loop): New.
4896 * passes.c: Scheduled pass_loop_distribution.
4897
48982007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4899
4900 * graphite.c (scan_tree_for_params): Correct the number of columns
4901 for polylib format.
4902 (nb_flat_iterator): New.
4903 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
4904 (build_scop_iteration_domain): Correct the number of columns for
4905 polylib format.
4906
49072007-12-12 Sebastian Pop <sebastian.pop@amd.com>
4908
4909 * Merge from mainline (129697:130800).
4910
49112007-10-30 Sebastian Pop <sebastian.pop@amd.com>
4912
4913 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
4914 dominated by SCoP's exit.
4915 (graphite_transform_loops): Compute post dominators.
4916
49172007-10-28 Sebastian Pop <sebastian.pop@amd.com>
4918
4919 * Merge from mainline (127169:129697).
4920
49212007-10-28 Sebastian Pop <sebastian.pop@amd.com>
4922
4923 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
4924 parameter for the basic block that contains the expression. Use
4925 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
4926 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
4927 the expression.
4928 * graphite.h (gbb_loop): New.
4929 (GBB_LOOP): Removed.
4930
49312007-08-03 Sebastian Pop <sebpop@gmail.com>
4932
4933 * Makefile.in: Fix merge problem.
4934
49352007-08-03 Sebastian Pop <sebpop@gmail.com>
4936
4937 * Merge from mainline (125309:127169).
4938 * tree-loop-distribution.c: Disabled.
4939
49402007-06-05 Sebastian Pop <sebpop@gmail.com>
4941
4942 * Merge from mainline (r123693:125309).
4943
49442007-05-30 Sebastian Pop <sebpop@gmail.com>
4945
4946 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
4947 correct_modify_p
4948 (correct_modify_p, check_statements, number_of_lvalue_uses,
4949 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
4950 instead of MODIFY_EXPR.
4951 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
4952 and push new edges.
4953
49542007-05-24 Sebastian Pop <sebpop@gmail.com>
4955
4956 * tree-loop-distribution.c (struct rdg): Replace arrays by
4957 VECs for edges and vertices.
4958 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
4959 (RDGV_NB_PARTITIONS): New.
4960 (PRDG_NBV, PRDG_NBE): Removed.
4961 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
4962 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
4963 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
4964
49652007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
4966 Sebastian Pop <sebpop@gmail.com>
4967
4968 * doc/invoke.texi (-ftree-loop-distribution): Document.
4969 * tree-loop-distribution.c: New file.
4970 * tree-pass.h (pass_loop_distribution): Declared.
4971 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4972 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
4973 and set reversed_p.
4974 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
4975 (DDR_REVERSED_P): New.
4976 * common.opt (-ftree-loop-distribution): New.
4977 * tree-flow.h (distribute_loops): Declared.
4978 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
4979 * passes.c (init_optimization_passes): Schedule loop distribution.
4980
49812007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
4982
4983 * graphite.c (print_graphite_bb): Don't call dump_data_references.
4984 (print_scop): Don't print when scop is NULL.
4985 (build_scop_context, find_transform): Don't output to stderr.
4986
49872007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
4988
4989 * tree-data-ref.c: Don't include graphite.h.
4990 Comment out the code for printing data reference's scop.
4991 (build_access_matrix_with_af): Moved...
4992 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
4993 * graphite.c (build_access_matrix_with_af): ... here. Now static.
4994 (print_graphite_bb): Print basic block's schedule.
4995 (print_scop): Don't print the schedule, call cloog's pretty printer.
4996 (bb_in_scop_p): A basic block is in a scop only if it is both
4997 dominated and postdominated by the scop's entry and exit basic blocks.
4998 (function_parameter_p): New.
4999 (invariant_in_scop_p): Use function_parameter_p.
5000 (new_scop, save_scop): New.
5001 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5002 save_scop.
5003 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5004 (loop_in_scop_p): New.
5005 (scop_record_loop): Use loop_in_scop_p.
5006 (build_scop_domain): Renamed build_scop_iteration_domain.
5007 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5008 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5009 setup_cloog_loop, dot_scop_1, dot_scop): New.
5010 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5011 (struct scop): Add a pointer to cloog's representation of a program.
5012
50132007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5014
5015 * doc/invoke.texi (-ftree-check-verbose): Renamed
5016 -ftree-checks-verbose.
5017 * common.opt (flag_tree_check_verbose): Renamed
5018 flag_tree_checks_verbose.
5019 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5020
50212007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5022
5023 * configure: Regenerated.
5024 * config.in: Regenerated.
5025 * tree-ssa-loop.c (graphite_transforms): Execute
5026 graphite_transform_loops only when HAVE_cloog.
5027 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5028 * graphite.c: Include polylibgmp.h and cloog.h.
5029 (graphite_transform_loops): Removed loops parameter.
5030 * tree-flow.h (graphite_transform_loops): Update declaration.
5031 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5032 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5033 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5034 (OBJS-common): Remove dependence on graphite.o.
5035 (BACKEND): Depend on @GRAPHITE@.
5036
50372007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5038
5039 * doc/invoke.texi (-ftree-check-verbose): Documented.
5040 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5041 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5042 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5043 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5044 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5045 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5046 * common.opt (ftree-checks-verbose): New.
5047 * tree-check.c (tree_check_warning): Move extra stderr output
5048 under control of flag_tree_check_verbose.
5049
50502007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5051
5052 * tree-match.c: Fix comments formatting.
5053 * tree-match.h: Fix comments formatting.
5054 * tree-check.c: Fix comments formatting.
5055 (tree_check_init): Restructure.
5056
50572007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5058
5059 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5060
50612007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5062
5063 * Merge from mainline (r120733:123693).
5064
50652007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5066
5067 * condate.y: New file.
5068 * tree-match.h (struct patt_info_s): New field sign.
5069 (struct condate_s): New field msg.
5070 (normalize_condate, name_condate, add_condate): New.
5071 (conds[], condate_parse): Made extern.
5072 * tree-check.c (tree_check_warning): First arg changed to cond;
5073 warning reformatted.
5074 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5075 (tree_scan): New.
5076 (tree_check): Process trivial condates.
5077 (read_delimited_string): Removed.
5078 (print_cond): Print name and msg.
5079 (conds[]): Made extern.
5080 (parse_tree_check_file_once): Rewritten to use the parser in
5081 condate.y.
5082 Processing of option --tree_check_string moved to tree_scan().
5083 * Makefile.in: Added condate.y
5084
50852007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5086
5087 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5088 Use VECs instead of varrays.
5089 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5090 * Makefile.in (pretty-print.o): Depend on vec.h.
5091 * pretty-print.c: Include tree.h and vec.h.
5092 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5093 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5094 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5095 pp_free_list): Use VECs instead of varrays.
5096 * pretty-print.h: Do not include varray.h.
5097 (struct tree_chunk_s): Declaration moved before its use.
5098 (output_buffer): Rename varray field to chunks.
5099 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5100 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5101 save_global_holes): Use VECs instead of varrays.
5102 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5103 * tree-check.c (scan_cfg_stmts, push_node,
5104 print_matching_stmt): Removed.
5105 (tree_check_instance, push_global_holes_if_new, tree_check,
5106 execute_tree_check): Use VECs instead of varrays.
5107 (gate_tree_check): Don't execute the CFG check when basic_block_info
5108 is not available.
5109
51102007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5111
5112 * Merge from mainline (r115016:120733).
5113
51142007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5115
5116 * Merge from mainline (r117632:117661).
5117
51182007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5119
5120 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5121 * tree-pass.h (TDF_DEBUG, debug_p): New.
5122 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5123 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5124 get_loop_exit_condition, analyze_evolution_in_loop,
5125 analyze_initial_condition, analyze_scalar_evolution,
5126 instantiate_parameters, number_of_latch_executions): Use debug_p.
5127 * tree-chrec.c (chrec_apply): Use debug_p.
5128 * tree-data-ref.c: Include graphite.h.
5129 (dump_data_reference): Print also the access matrix.
5130 (analyze_array, analyze_indirect_ref, init_data_ref,
5131 analyze_offset_expr, address_analysis, object_analysis,
5132 create_data_ref, finalize_ddr_dependent,
5133 non_affine_dependence_relation, analyze_ziv_subscript,
5134 analyze_siv_subscript_cst_affine,
5135 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5136 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5137 analyze_miv_subscript, analyze_overlapping_iterations,
5138 build_classic_dist_vector, subscript_dependence_tester,
5139 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5140 (build_access_matrix_with_af): No longer static.
5141 * tree-data-ref.h (scop_p): ... declaration here.
5142 (data_reference.scop): New field.
5143 (DR_SCOP, DR_ACCESS_MATRIX): New.
5144 (build_access_matrix_with_af, dr_num_subscripts): Declared.
5145 * graphite.c (print_graphite_bb): Call dump_data_references.
5146 (print_scop): Use scop_nb_loops and scop_dim_domain.
5147 (test_for_scop_bound): Use debug_p.
5148 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
5149 scop_nb_params.
5150 (scop_loop_index): Moved...
5151 (scop_record_loop): New.
5152 (build_scop_loop_nests): Use scop_record_loop.
5153 (build_scop_domain): Use scop_dim_domain.
5154 (build_access_matrix): Implemented.
5155 (build_scop_canonical_schedules): Use scop_nb_loops.
5156 (build_graphite_bb): Initialize GBB_SCOP.
5157 * graphite.h (scop_p): Moved...
5158 (graphite_bb.scop): New field.
5159 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
5160 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
5161 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
5162 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
5163 scop_loop_index): New.
5164 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
5165
51662007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
5167
5168 * Merge from mainline (r117661:120450).
5169
51702006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
5171
5172 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
5173 at the first declaration outside the varying loop, instantiate as
5174 far as possible.
5175 * tree-chrec.c (for_each_scev_op): New.
5176 * tree-chrec.h (for_each_scev_op): Declared.
5177 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
5178 * tree-data-ref.c (get_references_in_stmt,
5179 find_data_references_in_stmt): New, from trunk.
5180 (find_data_references_in_loop): Use get_references_in_stmt
5181 and find_data_references_in_loop, modified as in trunk.
5182 (build_access_matrix_with_af): New.
5183 * tree-data-ref.h (data_reference): Add a field access_matrix.
5184 (data_ref_loc): New, as in trunk.
5185 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
5186 invariant_in_scop_p, param_index, scan_tree_for_params,
5187 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
5188 idx_record_param, idx_record_params, build_access_matrix,
5189 build_scop_data_accesses, build_scop_canonical_schedules,
5190 build_graphite_bb, build_scop_bbs, find_params_in_bb,
5191 build_scop_params): New.
5192 * graphite.h (graphite_bb): New.
5193 (scop): Add fields static_schedule, params, loop_nest,
5194 iteration_domain.
5195 * lambda.h: Declare vecs of lambda_matrix.
5196 * tree-flow.h (print_loop_ir_bb): Declared.
5197 * tree-cfg.c (print_loop_ir_bb): New.
5198 (print_loop): Use print_loop_ir_bb.
5199
52002006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5201
5202 * Merge from mainline (r115016:117632).
5203
52042006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5205
5206 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
5207 break due to a warning.
5208
52092006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
5210
5211 * graphite.c (print_scops, debug_scops): New.
5212 (graphite_transform): Renamed graphite_find_transform.
5213 * graphite.h (debug_scops): Declared.
5214
52152006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
5216
5217 * tree-match.c: Reformat following the GNU style.
5218 * tree-match.h: Reformat following the GNU style.
5219 * tree-pattern.h: Removed empty file.
5220 * Makefile.in: Remove references to tree-pattern.h.
5221 * tree-check.c: Reformat following the GNU style.
5222 (execute_tree_check): Move gate condition code to...
5223 (gate_tree_check): ...here. New function.
5224 (pass_check): Use the gate function.
5225
52262006-07-04 Nic Volanschi <nic.volanschi@free.fr>
5227
5228 * tree-pattern.h: New. Tree pattern matching and checking using
5229 concrete syntax.
5230 * tree-check.c: New. Tree/CFG checking pass.
5231 * tree-match.c: New. Library for tree pattern matching.
5232 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
5233 * toplev.c, flags.h: Add globals for tree-check pass.
5234 * Makefile.in: Integrate the files in tree-check pass.
5235 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
5236 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
5237 Introduce a "lazy" pretty-print mode.
5238 * tree.c, tree.h: Add tree_name.
5239
52402006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
5241
5242 * doc/invoke.texi (-fgraphite): Correct typo.
5243 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
5244 use of print_loop_ir.
5245 * testsuite/gcc.dg/graphite/scop-1.c: New.
5246 * testsuite/gcc.dg/graphite/scop-2.c: New.
5247 * testsuite/gcc.dg/graphite/graphite.exp: New.
5248 * graphite.c: Include domwalk.h.
5249 (print_scop): Print only the entry and exit blocks.
5250 (debug_scop): No longer static.
5251 (affine_expr): Fix formating. Return also true when the expression is
5252 constant.
5253 (stmt_simple_for_scop_p): Fix formating.
5254 (build_scops): Use domwalk.
5255 (get_loop_start, end_scop, test_for_scop_bound): New.
5256 (graphite_transform_loops): Avoid printing on stderr.
5257 * graphite.h (debug_scop): Declared.
5258 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
5259 * Makefile.in (graphite.o): Depend on domwalk.h.
5260 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
5261 declarations for static functions.
5262 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
5263 controlling output verbosity.
5264
52652006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
5266 Plesco Alexandru <shurikx@gmail.com>
5267
5268 * doc/invoke.texi (-fgraphite): Document.
5269 * tree-pass.h (pass_graphite_transforms): Declared.
5270 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5271 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
5272 (pass_graphite_transforms): Defined.
5273 * tree-data-ref.c (free_data_ref, data_reference): Extern.
5274 * tree-data-ref.h (free_data_ref, data_reference): Declared.
5275 * graphite.c, graphite.h: New.
5276 * common.opt (fgraphite): Declared.
5277 * tree-flow.h (graphite_transform_loops): Declared.
5278 * Makefile.in (OBJS-common): Add graphite.o.
5279 (graphite.o): New rule.
5280 * passes.c (pass_graphite_transforms): Scheduled.
5281