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2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
[thirdparty/gcc.git] / gcc / ChangeLog.graphite
CommitLineData
02df46c6 12009-08-18 Sebastian Pop <sebastian.pop@amd.com>
2
3 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
4 bounds with LT_EXPR to make niter analysis more precise on code
5 generated by Graphite.
6
70a1a7a2 72009-08-18 Sebastian Pop <sebastian.pop@amd.com>
8
9 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
10 (graphite_legal_transform_bb): Same.
11 (poly_drs_may_alias_p): Same.
12
19eec579 132009-08-15 Sebastian Pop <sebastian.pop@amd.com>
14
15 PR middle-end/40981
16 * graphite-ppl.c (ppl_max_for_le): Correct the use of
17 ppl_Pointset_Powerset_C_Polyhedron_maximize.
18
192009-08-13 Sebastian Pop <sebastian.pop@amd.com>
20
21 * graphite-poly.c (print_pbb): Print PBB index.
22
232009-08-13 Sebastian Pop <sebastian.pop@amd.com>
24
25 * Merge from mainline (r150672:150764).
26
272009-08-13 Sebastian Pop <sebastian.pop@amd.com>
28
29 * graphite-interchange.c (ppl_max_for_le): Moved...
30 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
31 * graphite-ppl.c (ppl_max_for_le): ... here.
32 * graphite-ppl.h (ppl_max_for_le): Declared.
33
342009-08-12 Sebastian Pop <sebastian.pop@amd.com>
35
36 * Merge from mainline (r150372:150672).
37
43f8b6ab 382009-08-11 Sebastian Pop <sebastian.pop@amd.com>
39
40 PR middle-end/40980
41 * sese.c (convert_for_phi_arg): New.
42 (add_guard_exit_phis): Use convert_for_phi_arg.
43
44 * testsuite/gfortran.dg/graphite/id-17.f: New.
45
96da1999 462009-08-11 Sebastian Pop <sebastian.pop@amd.com>
47
48 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
49 unknown subscript upper bounds.
50
51 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
52
80020e9d 532009-08-11 Sebastian Pop <sebastian.pop@amd.com>
54 Pranav Garg <pranav.garg2107@gmail.com>
55
56 * graphite-interchange.c (gather_access_strides): Removed.
57 (ppl_max_for_le): New.
58 (build_linearized_memory_access): New.
59 (memory_stride_in_loop): New.
60 (pbb_interchange_profitable_p): Reimplemented.
61 * graphite-ppl.h (ppl_new_id_map): New.
62 (ppl_interchange): New.
63
64 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
65
c9fce634 662009-08-11 Sebastian Pop <sebastian.pop@amd.com>
67
68 * graphite-interchange.c (compute_subscript): Removed.
69 (compute_array_size_cstr): Removed.
70 (compute_array_size_poly): Removed.
71 (compute_array_size): Removed.
72 (gather_access_strides_poly): Removed.
73 (gather_access_strides): Empty.
74
85f74b79 752009-08-11 Sebastian Pop <sebastian.pop@amd.com>
76
77 * graphite-dependences.c (dependence_polyhedron_1): Replace
78 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
79 (graphite_legal_transform_dr): Same.
80 (graphite_carried_dependence_level_k): Same.
81 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
82 Initialize PDR_NB_SUBSCRIPTS.
83 (print_pdr_access_layout): Replace pdr_nb_subscripts with
84 PDR_NB_SUBSCRIPTS.
85 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
86 (PDR_NB_SUBSCRIPTS): New.
87 (pdr_nb_subscripts): Removed.
88 (pdr_dim): Simplified.
89 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
90 with PDR_NB_SUBSCRIPTS.
91
19b42529 922009-08-11 Sebastian Pop <sebastian.pop@amd.com>
93
94 * graphite-interchange.c (compute_array_size): Remove use of
95 PDR_DATA_CONTAINER.
96 * graphite-poly.c (new_poly_dr): Remove argument data_container.
97 Do not initialize PDR_DATA_CONTAINER.
98 (print_pdr): Do not print PDR_DATA_CONTAINER.
99 * graphite-poly.h (struct poly_dr): Remove data_container field.
100 (PDR_DATA_CONTAINER): Removed.
101 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
102 PDR_DATA_CONTAINER.
103 (build_poly_dr): Same.
104
9daa8810 1052009-08-11 Sebastian Pop <sebastian.pop@amd.com>
106
107 * testsuite/gcc.dg/graphite/interchange-9.c: New.
108
0835eab6 1092009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
110 Sebastian Pop <sebastian.pop@amd.com>
111
112 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
113 copy of the dependence polyhedron. Free the temporary objects.
114 (graphite_carried_dependence_level_k): Free unused objects before
115 returning.
116
117 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
118 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
119 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
120 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
121 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
122
a741358d 1232009-08-05 Sebastian Pop <sebastian.pop@amd.com>
124
125 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
126 Early return without analyzing the data dependences if no
127 transform has been done. Call restore_scattering if the transform
128 is not legal.
129 (graphite-interchange.c): Same.
130 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
131 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
132 (apply_poly_transforms): Do not gcc_assert that
133 the transform is legal.
134 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
135 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
136 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
137 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
138 * graphite-poly.h (struct poly_scattering): New.
139 (struct poly_bb): Add original, transformed, and saved fields.
140 Remove transformed_scattering, original_scattering, nb_local_variables,
141 and nb_scattering_transform fields.
142 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
143 (poly_scattering_new): New.
144 (poly_scattering_free): New.
145 (poly_scattering_copy): New.
146 (store_scattering_pbb): New.
147 (store_scattering): New.
148 (restore_scattering_pbb): New.
149 (restore_scattering): New.
150 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
151 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
9daa8810 152
95b2e0d3 1532009-08-05 Sebastian Pop <sebastian.pop@amd.com>
154
155 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
156 (print_scop): Same.
157
675d86b2 1582009-08-05 Sebastian Pop <sebastian.pop@amd.com>
159
160 * Makefile.in (graphite.o): Depends on PREDICT_H.
161 * graphite.c: Include predict.h.
162 (graphite_finalize): Call tree_estimate_probability.
163 * predict.c (predict_loops): Do not call scev_initialize and
164 scev_finalize.
165 (tree_estimate_probability_bb): New.
166 (tree_estimate_probability): Do not initialize loops: move that
167 code to the driver. Call tree_estimate_probability_bb.
168 (tree_estimate_probability_driver): New.
169 (pass_profile): Use tree_estimate_probability_driver.
170 * predict.h (tree_estimate_probability): Declared.
171
525c22c4 1722009-08-05 Sebastian Pop <sebastian.pop@amd.com>
173
174 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
175 * graphite-dependences.c (graphite_legal_transform): Add time to
176 TV_GRAPHITE_DATA_DEPS.
177 (dependency_between_pbbs_p): Same.
178 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
179
1802009-08-03 Sebastian Pop <sebastian.pop@amd.com>
181
182 * Merge from mainline (r149952:150372).
183
c6bb733d 1842009-07-28 Sebastian Pop <sebastian.pop@amd.com>
185
186 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
187 * graphite-blocking.c: Same.
188 * graphite-clast-to-gimple.c: Same.
189 * graphite-dependences.c: Same.
190 * graphite-poly.c: Same.
191 * graphite-poly.h: Same.
192 * graphite-ppl.c: Same.
193 * graphite-scop-detection.c: Same.
194 * graphite-sese-to-poly.c: Same.
195 * graphite.c: Same.
196
1972009-07-28 Sebastian Pop <sebastian.pop@amd.com>
198
199 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
200 (remove_simple_copy_phi): New.
201 (remove_invariant_phi): New.
202 (simple_copy_phi_p): New.
203 (reduction_phi_p): New.
204 (gsi_for_ssa_name_def): New.
205 (insert_out_of_ssa_copy): New.
206 (insert_out_of_ssa_copy_on_edge): New.
207 (create_zero_dim_array): New.
208 (scalar_close_phi_node_p): New.
209 (rewrite_close_phi_out_of_ssa): New.
210 (rewrite_phi_out_of_ssa): New.
211 (rewrite_reductions_out_of_ssa): New.
212 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
213
214 * testsuite/gcc.dg/graphite/id-11.c: New.
215 * testsuite/gcc.dg/graphite/id-15.c: New.
216 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
217 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
218 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
219 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
220 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
221 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
222 * testsuite/gfortran.dg/graphite/id-13.f: New.
223 * testsuite/gfortran.dg/graphite/id-5.f: New.
224
2252009-07-28 Sebastian Pop <sebastian.pop@amd.com>
226
227 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
228 check that nb_reductions_in_loop is zero.
229 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
230 reduction phi nodes.
231 (nb_reductions_in_loop): Removed.
232 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
233 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
234 (bb_contains_non_iv_scalar_phi_nodes): Removed.
235 (scop_contains_non_iv_scalar_phi_nodes): Removed.
236 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
237
2382009-07-28 Sebastian Pop <sebastian.pop@amd.com>
239
240 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
241 statements that have an empty iteration domain.
242 * testsuite/gfortran.dg/graphite/id-16.f: New.
243
2442009-07-28 Sebastian Pop <sebastian.pop@amd.com>
245
246 * tree-scalar-evolution.c (instantiate_scev_1): Return
247 chrec_dont_know when the result is not above instantiate_below.
248 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
249 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
250 the tree has a known scalar evolution.
251 * testsuite/gfortran.dg/graphite/id-14.f: New.
252 * testsuite/gfortran.dg/graphite/id-15.f: New.
253
2542009-07-28 Sebastian Pop <sebastian.pop@amd.com>
255
256 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
257 insert_gsi.
258 (rename_variables): Keep inserting renames after the ones already
259 inserted.
260
2612009-07-28 Sebastian Pop <sebastian.pop@amd.com>
262
263 * graphite-sese-to-poly.c (compare_bb_depths): New.
264 (graphite_sort_dominated_info): New.
265 (build_scop_bbs_1): Call graphite_sort_dominated_info.
266 (build_scop_scattering): Fix comment.
267
2682009-07-28 Sebastian Pop <sebastian.pop@amd.com>
269
270 * graphite.c (graphite_finalize): Call print_loops instead of
271 dump_function_to_file.
272 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
273 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
274 loops generated in the graphite output file.
275 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
276 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
277 * testsuite/gfortran.dg/graphite/id-12.f: New.
278
2792009-07-24 Li Feng <nemokingdom@gmail.com>
280
281 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
282 Remove 2 XFAIL.
283
2842009-07-24 Li Feng <nemokingdom@gmail.com>
285 Tobias Grosser <grosser@fim.uni-passau.de>
286
287 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
288 alias set number build alias in ACCESSES polyhedron.
289 (build_alias_set_for_drs): New.
290 (build_pbb_drs): Added build_alias_set_for_drs.
291 * graphite-dependences.c (poly_drs_may_alias_p): New.
292 (graphite_carried_dependence_level_k): Check alias information
293 before building polyhedron.
294
2952009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
296
297 * Makefile.in (lambda-code.o): Fix formatting.
298
2992009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
300
301 * Merge from mainline (r149350-149952)
302
3032009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
304
305 * graphite-poly.c (apply_poly_transforms): Move strip_mine
306 before interchange to prepare for loop blocking.
307
3082009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
309
310 * graphite-poly.c (apply_poly_transforms): Add checks after every
311 transformation.
312 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
313 done in apply_poly_transforms.
314
3152009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
316
317 * graphite-dependences.c (build_lexicographically_gt_constraint):
318 Replace RES parameter with *RES.
319 (dependence_polyhedron_1): Pass an address of the parameter RES
320 instead of value of RES.
321
3222009-07-16 Sebastian Pop <sebastian.pop@amd.com>
323
324 * graphite.c (graphite_finalize): Fix comment.
325 (graphite_transform_loops): Reset scev info after code generation
326 of each scop.
327
3282009-07-16 Sebastian Pop <sebastian.pop@amd.com>
329
330 * graphite.c (graphite_finalize): Call scev_reset.
331
3322009-07-16 Sebastian Pop <sebastian.pop@amd.com>
333
334 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
335 GBB_CLOOG_IV_TYPES hash table twice.
336 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
337 (add_condition_to_domain): Clear GMP values.
338
3392009-07-16 Sebastian Pop <sebastian.pop@amd.com>
340
341 * graphite-dependences.c: Fix formatting.
342 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
343 (pbb_number_of_iterations): Free ppl_Linear_Expression.
344 * graphite-sese-to-poly.c: Fix formatting.
345 * graphite.c (graphite_transform_loops): Create the hash table
346 after the early return.
347
3482009-07-16 Sebastian Pop <sebastian.pop@amd.com>
349
350 * testsuite/gcc.dg/graphite/id-14.c: New.
351 * testsuite/gcc.dg/graphite/pr40157.c: New.
352 * testsuite/gfortran.dg/graphite/id-11.f: New.
353
3542009-07-16 Sebastian Pop <sebastian.pop@amd.com>
355
356 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
357 (build_poly_scop): Return false when there are no pbbs within
358 loops to avoid to pass to cloog scops with no loops.
359
3602009-07-16 Sebastian Pop <sebastian.pop@amd.com>
361
362 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
363 useless test "i % 2".
364 (build_pbb_scattering_polyhedrons): Fix formatting.
365 (build_poly_dr): Same.
366 * graphite.c (graphite_transform_loops): Restructure.
367
3682009-07-14 Razya Ladelsky <razya@il.ibm.com>
369
370 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
371 reduction_list parameter.
372 (rewrite_all_phi_nodes_with_iv): Same.
373 (canonicalize_loop_ivs): Same.
374 * tree-parloops.c (struct brli): Removed.
375 (build_reduction_list_info): Removed.
376 (build_new_reduction): New.
377 (analyze_reduction_list): Removed.
378 (gather_scalar_reductions): Find reductions instead of phi
379 nodes that can't be canonicalized.
380 (try_create_reduction_list): Remove reduction_list parameter.
381 (gen_parallel_loop): Same.
382 (parallelize_loops): Remove analyze_reductions variable,
383 initialization and free.
384 Change reduction_list htab initialization to reduction_info
385 elements instead of ssa names.
386 Call try_create_reduction_list and gen_parallel_loop without
387 analyzed_reduction argument.
388 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
389 canonicalize_loop_ivs with one less argument.
390 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
391
3922009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
393
394 * graphite-dependences.c (new_poly_dr_pair): New.
395 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
396 (new_poly_dr_pair): New.
397 (eq_poly_dr_pair_p): New.
398 (hash_poly_dr_pair_p): New.
399 * graphite-dependences.h (struct poly_dr_pair): New.
400 (eq_poly_dr_pair_p): Declared.
401 (hash_poly_dr_pair_p): Declared.
402 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
403 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
404 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
405 * Makefile.in (graphite-poly.o): Add dependence on
406 graphite-dependences.h.
407
4082009-07-14 Sebastian Pop <sebastian.pop@amd.com>
409
410 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
411 polynomials of degree > 1 pass to Graphite.
412 * tree-chrec.c (scev_is_linear_expression): Call
413 evolution_function_is_affine_multivariate_p.
414 * testsuite/gfortran.dg/graphite/id-10.f90: New.
415
4162009-07-14 Sebastian Pop <sebastian.pop@amd.com>
417
418 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
419 Instantiate scevs varying in outer loops.
420 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
421
4222009-07-14 Sebastian Pop <sebastian.pop@amd.com>
423
424 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
425 redundant constraint.
426
4272009-07-14 Sebastian Pop <sebastian.pop@amd.com>
428
429 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
430 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
431 based on the file names as in the C testsuite.
432 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
433 * testsuite/gfortran.dg/graphite/block-2.f: Same.
434 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
435 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
436 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
437 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
438 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
439 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
440 * testsuite/gfortran.dg/graphite/id-6.f: Same.
441 * testsuite/gfortran.dg/graphite/id-9.f: Same.
442 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
443 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
444 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
445
4462009-07-14 Sebastian Pop <sebastian.pop@amd.com>
447
448 * sese.c (expand_scalar_variables_call): New.
449 (expand_scalar_variables_ssa_name): Handle calls in expander.
450
4512009-07-13 Sebastian Pop <sebastian.pop@amd.com>
452
453 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
454 Expect to see the pattern twice.
455 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
456 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
457 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
458
4592009-07-13 Sebastian Pop <sebastian.pop@amd.com>
460
461 * testsuite/gcc.dg/graphite/id-10.c: New.
462 * testsuite/gcc.dg/graphite/id-12.c: New.
463 * testsuite/gfortran.dg/graphite/id-7.f: New.
464 * testsuite/gfortran.dg/graphite/id-8.f: New.
465
4662009-07-13 Sebastian Pop <sebastian.pop@amd.com>
467
468 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
469 zero.
470
4712009-07-13 Sebastian Pop <sebastian.pop@amd.com>
472
473 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
474
4752009-07-13 Sebastian Pop <sebastian.pop@amd.com>
476
477 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
478
4792009-07-10 Sebastian Pop <sebastian.pop@amd.com>
480
481 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
482 building PDR subscripts.
483
4842009-07-10 Sebastian Pop <sebastian.pop@amd.com>
485
486 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
487 computation of array sizes.
488
4892009-07-10 Sebastian Pop <sebastian.pop@amd.com>
490
491 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
492
4932009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
494
495 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
496 build_pairwise_constraint, dr_equality_constraints,
497 build_pairwise_scheduling_equality,
498 build_pairwise_scheduling_inequality, lexicographically_gt_p,
499 build_lexicographically_gt_constraint, dependence_polyhedron,
500 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
501 Move from NNC_Polyhedron to C_Polyhedron.
502 * graphite-interchange.c (compute_array_size_poly,
503 gather_access_strides): Dito.
504 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
505 free_scop, pbb_number_of_iterations): Dito.
506 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
507 pbb_dim_iter_domain, struct scop): Dito.
508 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
509 new_Cloog_Domain_from_ppl_Polyhedron,
510 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
511 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
512 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
513 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
514 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
515 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
516 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
517 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
518 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
519 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
520 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
521 build_scop_iteration_domain, build_poly_dr): Dito
522
5232009-07-09 Sebastian Pop <sebastian.pop@amd.com>
524
525 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
526 run-id-*.c files.
527 * testsuite/gcc.dg/graphite/run-id-1.c: New.
528
5292009-07-09 Sebastian Pop <sebastian.pop@amd.com>
530
531 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
532 positivity constraint on the symbolic number of iterations.
533
5342009-07-09 Sebastian Pop <sebastian.pop@amd.com>
535
536 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
537
5382009-07-09 Sebastian Pop <sebastian.pop@amd.com>
539 Tobias Grosser <grosser@fim.uni-passau.de>
540
541 * graphite-clast-to-gimple.c (build_scop_context): Removed.
542 (build_cloog_prog): Directly use SCOP_CONTEXT.
543 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
544 (free_scop): Free SCOP_CONTEXT.
545 (print_scop_context): New.
546 (print_scop): Call print_scop_context.
547 (debug_scop_context): New.
548 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
549 (struct scop): Added field context.
550 (SCOP_CONTEXT): New.
551 * graphite-sese-to-poly.c (add_param_constraints): New.
552 (build_scop_context): New.
553 (build_poly_scop): Call build_scop_context.
554
5552009-07-09 Sebastian Pop <sebastian.pop@amd.com>
556
557 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
558 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
559 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
560 * graphite-ppl.h: Include double-int.h and tree.h.
561 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
562 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
563 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
564 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
565
5662009-07-09 Sebastian Pop <sebastian.pop@amd.com>
567
568 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
569 POINTER_PLUS_EXPR for pointer types.
570 (clast_to_gcc_expression): Same.
571
5722009-07-09 Sebastian Pop <sebastian.pop@amd.com>
573
574 * graphite-poly.c (print_scattering_function): Early return when
575 PBB_TRANSFORMED_SCATTERING is not initialized.
576 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
577
5782009-07-08 Sebastian Pop <sebastian.pop@amd.com>
579
580 * tree-parloops.c (analyze_reduction_list): Remove unused variable
581 to fix bootstrap.
582
5832009-07-08 Razya Ladelsky <razya@il.ibm.com>
584
585 * tree-parloops.c (analyze_reduction_list): Change return
586 value to void.
587 (try_create_reduction_list): Move the call to
588 analyze_reduction_list to the beginining.
589 Call reduction_phi with analyzed_reductions as argument
590 instead of reduction_list.
591
5922009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
593
594 * Merge from mainline (r148296:149346)
595
5962009-07-07 Sebastian Pop <sebastian.pop@amd.com>
597
598 * graphite-scop-detection.c (graphite_can_represent_init): New.
599 (graphite_can_represent_scev): Call graphite_can_represent_init:
600 check that the initial value does not contain multiplications of
601 parameters.
602 (stmt_has_simple_data_refs_p): New.
603 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
604 (is_simple_operand): Fix formatting.
605 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
606
6072009-07-07 Sebastian Pop <sebastian.pop@amd.com>
608
609 * testsuite/gcc.dg/graphite/id-13.c: New.
610 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
611 analyze_scalar_evolution, use scalar_evolution_in_region.
612 (scan_tree_for_params_right_scev): Add extra assert.
613 (parameter_index_in_region_1): Split from parameter_index_in_region.
614 (idx_record_params): Use scalar_evolution_in_region.
615 (find_params_in_bb): Same.
616 (find_scop_parameters): Same.
617 (build_loop_iteration_domains): Same.
618 (create_linear_expr_from_tree): Same.
619 * sese.c (scalar_evolution_in_region): New.
620 * sese.h (scalar_evolution_in_region): Declared.
621 (defined_in_sese_p): New.
622 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
623 static anymore.
624 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
625 Declared.
626
6272009-07-07 Sebastian Pop <sebastian.pop@amd.com>
628
629 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
630 TREE_DATA_REF_H also implies SCEV_H.
631
6322009-07-07 Sebastian Pop <sebastian.pop@amd.com>
633
634 * graphite-poly.c (print_scop_params): New.
635 (print_scop): Call print_scop_params.
636 (debug_scop_params): New.
637 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
638
6392009-07-07 Li Feng <nemokingdom@gmail.com>
640
641 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
642 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
643 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
644 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
645 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
646 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
647
6482009-07-07 Li Feng <nemokingdom@gmail.com>
649
650 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
651 for dependency checking part.
652 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
653 tests for dependency checking.
654 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
655 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
656 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
657 flag -fdump-tree-graphite-all for autopar testsuites.
658
6592009-07-06 Sebastian Pop <sebastian.pop@amd.com>
660
661 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
662 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
663 canonicalize_loop_ivs): Moved...
664 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
665
6662009-07-06 Sebastian Pop <sebastian.pop@amd.com>
667
668 * tree-parloops.c (try_create_reduction_list): Pass an extra
669 argument analyzed_reductions. Call analyze_reduction_list.
670 (gen_parallel_loop): Do not call analyze_reduction_list.
671 (parallelize_loops): Init and finalize analyzed_reductions.
672
6732009-07-06 Li Feng <nemokingdom@gmail.com>
674
675 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
676 Added flag -fno-loop-strip-mine for autopar testcase.
677
6782009-07-04 Li Feng <nemokingdom@gmail.com>
679
680 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
681 transformed scattering dimension instead of unmatch orignal when
682 calling dependence_polyhedron.
683
6842009-06-30 Sebastian Pop <sebastian.pop@amd.com>
685
686 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
687
6882009-06-30 Sebastian Pop <sebastian.pop@amd.com>
689
690 * graphite-poly.c (pbb_number_of_iterations): Check for returned
691 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
692
6932009-06-30 Sebastian Pop <sebastian.pop@amd.com>
694
695 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
696 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
697 * graphite-poly.c (pbb_number_of_iterations): New.
698 * graphite-poly.h (pbb_number_of_iterations): Declared.
699 (pbb_iterator_dim, pbb_parameter_dim): New.
700
7012009-06-29 Sebastian Pop <sebastian.pop@amd.com>
702
703 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
704 last commit on type of lower and upper bound of loops.
705
7062009-06-29 Li Feng <nemokingdom@gmail.com>
707
708 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
709 graphite-dependences.h.
710 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
711 (mark_bb_with_pbb): New.
712 (get_stmtfor_depth): New.
713 (find_pbb_via_hash): New.
714 (dependency_in_loop_p): New.
715 (mark_loops_parallel): New.
716 (free_aux_in_new_loops): New.
717 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
718 bb with it's relevant pbb. Mark newly created loops. Remove mark
719 innermost loop parallel without checking.
720 (gloog): Add parameter BB_PBB_MAPPING.
721 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
722 (gloog): Change declaration.
723 (mark_loop_parallel): Make extern.
724 (free_aux_in_new_loops): Declare.
725 (bb_pbb_map_hash): New.
726 (eq_bb_pbb_map): New.
727 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
728 auto parallelization when flag_graphite_force_parallel is set.
729 (graphite_finalize): Added free_aux_in_new_loops.
730 * tree-parloops.c (parallelize_loops): Only generate parallel code for
731 the innermost loop that marked parallel. Use
732 flag_graphite_force_parallel instead of loop->can_be_parallel.
733 (loop_parallel_p): Move inner most checking out of function.
734
7352009-06-26 Sebastian Pop <sebastian.pop@amd.com>
736
737 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
738 type of lower and upper bound of loops signed long int.
739
7402009-06-26 Sebastian Pop <sebastian.pop@amd.com>
741
742 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
743 expression outside the loop.
744
7452009-06-26 Sebastian Pop <sebastian.pop@amd.com>
746
747 * gcc.dg/graphite/interchange-8.c: New.
748
7492009-06-26 Sebastian Pop <sebastian.pop@amd.com>
750
751 * gcc.dg/graphite/interchange-0.c: XFailed.
752 * gcc.dg/graphite/interchange-5.c: XFailed.
753 * gcc.dg/graphite/interchange-6.c: XFailed.
754
7552009-06-26 Sebastian Pop <sebastian.pop@amd.com>
756
757 * graphite-interchange.c (compute_array_size_poly): The end of the
758 recursion should return 1.
759
7602009-06-26 Sebastian Pop <sebastian.pop@amd.com>
761
762 * graphite-interchange.c (compute_array_size_cstr): Allow the
763 subscript multiplier to be -1.
764 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
765 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
766 data_container. Initializes PDR_DATA_CONTAINER.
767 (print_pdr_access_layout): New.
768 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
769 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
770 data_container.
771 (PDR_DATA_CONTAINER): New.
772 (new_poly_dr): Update declaration.
773 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
774 (build_poly_dr): Call pdr_add_data_dimensions.
775
7762009-06-26 Sebastian Pop <sebastian.pop@amd.com>
777
778 * graphite-poly.h (struct poly_dr): Fix comment.
779 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
780 (pdr_add_memory_accesses): New.
781 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
782
7832009-06-26 Sebastian Pop <sebastian.pop@amd.com>
784
785 * graphite-poly.c (print_pdrs, debug_pdrs): New.
786 (print_pbb): Add call to print_pdrs.
787 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
788
7892009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
790 Li Feng <nemokingdom@gmail.com>
791
792 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
793 (dependency_between_pbbs_p): New.
794 (lexicographically_gt_p): Assure !empty_p before polyhedron
795 intersection assign.
796 (build_lexicographically_gt_constraint): Correct lexicographically
797 judging.
798 * graphite-dependences.h: New.
799 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
800
8012009-06-24 Sebastian Pop <sebastian.pop@amd.com>
802
803 * graphite-clast-to-gimple.c (print_clast_stmt): New.
804 (gloog): Print to dump_file the generated clast.
805 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
806 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
807
8082009-06-24 Sebastian Pop <sebastian.pop@amd.com>
809
810 * graphite-poly.c (extend_scattering): Increment
811 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
812
8132009-06-24 Sebastian Pop <sebastian.pop@amd.com>
814
815 * graphite-interchange.c (compute_array_size_poly): Added exit of
816 recursion condition. Continue iterating even after the first equality.
817 (compute_array_size): Same.
818
8192009-06-24 Li Feng <nemokingdom@gmail.com>
820
821 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
822 -fdump-tree-final_cleanup to -fdump-tree-optimized.
823 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
824 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
825 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
826
8272009-06-23 Sebastian Pop <sebastian.pop@amd.com>
828
829 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
830 only when the use verifies is_gimple_reg.
831
8322009-06-23 Sebastian Pop <sebastian.pop@amd.com>
833
834 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
835 Allocate scaldims after call to unify_scattering_dimensions.
836
8372009-06-23 Sebastian Pop <sebastian.pop@amd.com>
838
839 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
840
8412009-06-23 Sebastian Pop <sebastian.pop@amd.com>
842 Albert Cohen <albert.cohen@inria.fr>
843
844 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
845 variables for the strip mining.
846
8472009-06-23 Sebastian Pop <sebastian.pop@amd.com>
848 Pranav Garg <pranav.garg2107@gmail.com>
849
850 * Makefile.in (OBJS-common): Added graphite-blocking.o.
851 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
852 (graphite-blocking.o): New rule.
853 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
854 * graphite-blocking.c: New.
855 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
856 flag_loop_strip_mine.
857 (psct_scattering_dim_for_loop_depth): New.
858 * graphite-poly.h (scop_do_strip_mine): Declared.
859 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
860 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
861 flag_loop_strip_mine.
862
8632009-06-23 Sebastian Pop <sebastian.pop@amd.com>
864
865 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
866 a GMP value and a PPL coefficient at each iteration of a loop.
867
8682009-06-23 Sebastian Pop <sebastian.pop@amd.com>
869
870 * graphite-dependences.c (dependence_polyhedron): Do not use
871 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
872 pbb_nb_scattering_transform.
873 (graphite_legal_transform_dr): Same.
874 * graphite-poly.c (extend_scattering): Same.
875 (unify_scattering_dimensions): Same.
876 (print_scattering_function): Same.
877 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
878 PBB_NB_LOCAL_VARIABLES.
879 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
880 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
881 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
882 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
883 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
884 (pbb_nb_scattering_transform): New.
885 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
886 (psco_scattering_dim): Add assert on parameters.
887 (psct_scattering_dim): Same.
888 (psct_scattering_dim_for_loop_depth): Declared.
889 (psct_local_var_dim): New.
890 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
891 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
892 correct layout, call pbb_nb_local_vars.
893 (psct_add_local_variable, psct_add_scattering_dimension): New.
894 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
895 Initialize PBB_NB_SCATTERING_TRANSFORM.
896
8972009-06-23 Sebastian Pop <sebastian.pop@amd.com>
898
899 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
900 (set_coef): Renamed ppl_set_coef.
901 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
902
9032009-06-23 Sebastian Pop <sebastian.pop@amd.com>
904
905 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
906 test a boolean against 1.
907 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
908 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
909 (pbb_do_interchange): Returns true when a transform has been performed.
910 (scop_do_interchange): Same.
911 * graphite-poly.c (apply_poly_transforms): Use the return value of
912 scop_do_interchange.
913 * graphite-poly.h (scop_do_interchange): Update declaration.
914
9152009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
916
917 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
918 after last use.
919 * sese.c (sese_reset_aux_in_loops): New.
920 * sese.h (sese_reset_aux_in_loops): New.
921
9222009-06-19 Sebastian Pop <sebastian.pop@amd.com>
923
924 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
925 multiplier and multiply the constant by the multiplier.
926 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
927 (build_poly_dr): Do not use the multiplier to define the subscript.
928
9292009-06-19 Sebastian Pop <sebastian.pop@amd.com>
930
931 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
932 compiler's data reference. Initialize PDR_CDR.
933 (print_pdr): Call dump_data_reference.
934 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
935 Add compiler_dr field.
936 (PDR_BB): Renamed PDR_PBB.
937 (PDR_CDR): New.
938 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
939 GCC's data reference representation.
940 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
941 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
942
9432009-06-19 Sebastian Pop <sebastian.pop@amd.com>
944
945 * graphite-poly.c (print_scattering_function): Also print the layout.
946 * graphite-poly.h (pbb_nb_local_vars): New.
947
9482009-06-19 Sebastian Pop <sebastian.pop@amd.com>
949
950 * graphite-poly.c (print_pbb_domain): Also print the layout names.
951
9522009-06-19 Sebastian Pop <sebastian.pop@amd.com>
953
954 * graphite-poly.c (print_pdr, debug_pdr): New.
955 * graphite-poly.h (print_pdr, debug_pdr): Declared.
956 (PDR_BASE): Removed.
957
9582009-06-18 Sebastian Pop <sebastian.pop@amd.com>
959
960 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
961 ltrans-{1..6,8}.c.
962
9632009-06-18 Sebastian Pop <sebastian.pop@amd.com>
964
965 * graphite-interchange.c (compute_subscript): Allow also -1 in the
966 subscript identification column.
967 (pbb_do_interchange): Print to dump_file that some loops "will be
968 interchanged". Rely on that chain of characters in the testcases.
969 * gcc.dg/graphite/interchange-0.c: New.
970 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
971 interchange-*.c files and compile them with -floop-interchange.
972
9732009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
974
975 * graphite-interchange.c (interchange_profitable_p): Renamed
976 pbb_interchange_profitable_p.
977
9782009-06-18 Sebastian Pop <sebastian.pop@amd.com>
979 Harsha Jagasia <harsha.jagasia@amd.com>
980 Pranav Garg <pranav.garg2107@gmail.com>
981
982 * graphite-interchange.c (interchange_profitable_p): Make static.
983 (pbb_interchange_loop_depths, pbb_do_interchange,
984 scop_do_interchange): New.
985 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
986 for flag_loop_interchange.
987 * graphite-poly.h (scop_do_interchange): Declared.
988 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
989 flag_loop_interchange is used.
990
9912009-06-18 Sebastian Pop <sebastian.pop@amd.com>
992
993 * graphite-dependences.c (dependence_polyhedron): Update use of
994 pbb_nb_scattering_dims.
995 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
996 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
997 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
998 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
999
10002009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1001
1002 * graphite.c: Cleanup foo.
1003
10042009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1005
1006 * Merge from mainline (r143684:148293).
1007 * Disabled libpcp until it gets fixed.
1008
10092009-06-05 Sebastian Pop <sebastian.pop@amd.com>
1010 Harsha Jagasia <harsha.jagasia@amd.com>
1011
1012 * graphite-interchange.c: New.
1013 * Makefile.in (graphite-interchange.o): New.
1014 * graphite-poly.h (interchange_profitable_p): Declared.
1015 * graphite-ppl.h (value_max): New.
1016
10172009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1018
1019 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
1020 * graphite-poly.h: Fix some comments.
1021 (pdr_dim): New.
1022 (pdr_scop): New.
1023
10242009-06-04 Sebastian Pop <sebastian.pop@amd.com>
1025
1026 * graphite-poly.h
1027 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
1028 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
1029 (pdr_accessp_nb_params): Renamed pdr_nb_params.
1030 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
1031 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
1032 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
1033 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
1034 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
1035 * graphite-clast-to-gimple.c: Same.
1036 * graphite-dependences.c: Same.
1037 * graphite-poly.c: Same.
1038 * graphite-sese-to-poly.c: Same.
1039
10402009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1041
1042 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
1043 expressions for an IV rename, as returned by clast_to_gcc_expression.
1044 (copy_renames): Rename new_name to expr.
1045 * sese.c (debug_rename_elt): Same.
1046 (get_rename): Same.
1047 (set_rename): Same.
1048 (sese_adjust_liveout_phis): Call force_gimple_operand before using
1049 the information from the rename map.
1050 (rename_variables_in_stmt): Same.
1051 (add_loop_exit_phis): Rename new_name to expr.
1052 (insert_loop_close_phis): Same.
1053 (add_guard_exit_phis): Same. Call force_gimple_operand.
1054 * sese.h (struct rename_map_elt): Rename new_name to expr.
1055 (new_rename_map_elt): Same.
1056
10572009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1058
1059 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
1060 * sese.c (set_rename): Make it extern.
1061 * sese.h (set_rename): Declared.
1062
10632009-06-03 Sebastian Pop <sebastian.pop@amd.com>
1064
1065 * graphite-poly.c (extend_scattering): Free values.
1066 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
1067 Free iterators.
1068 (ppl_print_powerset_matrix): Same.
1069 * graphite-scop-detection.c (free_scops_1): New.
1070 (limit_scops): Call free_scops_1.
1071 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
1072 (build_poly_dr): Free PPL coefficients.
1073 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
1074
10752009-06-02 Sebastian Pop <sebastian.pop@amd.com>
1076
1077 * graphite-dependences.c: New.
1078 * graphite-data-ref.c: Removed.
1079 * graphite-data-ref.h: Removed.
1080 * Makefile.in (graphite-data-ref.o): Removed.
1081 (graphite-dependences.o): Added.
1082 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
1083 * graphite-poly.c: Same.
1084 Move the data dependence testing to graphite-dependences.c.
1085
10862009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
1087
1088 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
1089 from graphite_cannot_represent_loop. Code refactored.
1090 (scopdet_basic_block_info): Call graphite_can_represent_loop.
1091
10922009-05-17 Li Feng <nemokingdom@gmail.com>
1093
1094 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1095 Cover all the testcases (not only the filtered ones).
1096
10972009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
1098
1099 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
1100 unnecessary check. Update comments. Move check for REAL_TYPE here.
1101 (harmful_stmt_in_bb): Remove checks for conditions. This is already
1102 done in (stmt_simple_for_scop_p).
1103
11042009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
1105
1106 * graphite.c (print_global_statistics): New.
1107 (print_graphite_scop_statistic): New.
1108 (print_graphite_statistics): New.
1109 (graphite_initialize, graphite_transform_loops): Print statistics.
1110 * graphite-scop-detection (build_scops): Print statistics.
1111 (print_graphite_scop_statistics): New.
1112 (print_graphite_statistics): New.
1113
11142009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1115
1116 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
1117 (debug_clast_name_index): Removed.
1118 (debug_clast_name_indexes_1): Removed.
1119 (debug_clast_name_indexes): Removed.
1120 (clast_name_index_elt_info): Removed.
1121 (eq_clast_name_indexes): Removed.
1122 (clast_name_to_index): Removed.
1123 (new_clast_name_index): Removed.
1124 (save_clast_name_index): Removed.
1125 (save_var_name): Moved...
1126 (init_sese_params_index): Removed.
1127 (clast_name_to_gcc): Remove use of name_tree.
1128 (initialize_cloog_names): Same.
1129 (gloog): Do not call init_sese_params_index.
1130 * graphite-sese-to-poly.c (save_var_name): ...here.
1131 (parameter_index_in_region): New.
1132 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
1133 (parameter_index_in_region): Removed.
1134 (is_parameter): Remove use of name_tree.
1135 * sese.h (struct name_tree): Removed.
1136 (struct sese): Remove use of name_tree. New field params_names.
1137 (SESE_PARAMS_NAMES): New.
1138 (SESE_PARAMS): Remove duplicate.
1139 (parameter_index_in_region): Removed.
1140 (sese_nb_params): Remove use of name_tree.
1141 (struct clast_name_index): New.
1142 (new_clast_name_index): New.
1143 (clast_name_to_index): New.
1144 (save_clast_name_index): New.
1145 (debug_clast_name_index): New.
1146 (debug_clast_name_indexes_1): New.
1147 (debug_clast_name_indexes): New.
1148 (clast_name_index_elt_info): New.
1149 (eq_clast_name_indexes): New.
1150
11512009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1152
1153 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
1154 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
1155 (graphite_loop_normal_form): Do not pass region. Do not
1156 initialize SESE_OLDIVS.
1157 (build_graphite_loop_normal_form): Update call to
1158 graphite_loop_normal_form.
1159 * sese.c (debug_oldivs): Removed.
1160 (new_sese): Do not initialize SESE_OLDIVS.
1161 (free_sese): Do not free SESE_OLDIVS.
1162 (oldiv_for_loop): Removed.
1163 * sese.h (struct sese): Remove old_ivs.
1164 (SESE_OLDIVS): Removed.
1165 (oldiv_for_loop): Removed.
1166
11672009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1168
1169 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
1170 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
1171 replaced by a call to newivs_to_depth_to_newiv.
1172 (clast_to_gcc_expression): Pass newivs, remove ivstack.
1173 (clast_to_gcc_expression_red): Same.
1174 (gcc_type_for_clast_expr): Same.
1175 (gcc_type_for_clast_eq): Same.
1176 (graphite_translate_clast_equation): Same.
1177 (graphite_create_guard_cond_expr): Same.
1178 (graphite_create_new_guard): Same.
1179 (graphite_create_new_loop): Same.
1180 (build_iv_mapping): Same.
1181 (translate_clast): Same.
1182 (gloog): Same.
1183 (loop_iv_stack_patch_for_consts): Removed. *
1184 sese.c (iv_stack_entry_is_constant): Removed.
1185 (iv_stack_entry_is_iv): Removed.
1186 (loop_iv_stack_push_iv): Removed.
1187 (loop_iv_stack_insert_constant): Removed.
1188 (loop_iv_stack_pop): Removed.
1189 (loop_iv_stack_get_iv): Removed.
1190 (loop_iv_stack_get_iv_from_name): Removed.
1191 (debug_loop_iv_stack): Removed.
1192 (free_loop_iv_stack): Removed.
1193 (loop_iv_stack_remove_constants): Removed. *
1194 sese.h (iv_stack_entry_kind): Removed.
1195 (iv_stack_entry_data_union): Removed.
1196 (iv_stack_entry_struct): Removed.
1197 (iv_stack_entry_p): Removed.
1198 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
1199 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
1200 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
1201 loop_iv_stack_pop, free_loop_iv_stack): Removed.
1202 (gbb_loop_at_index): Fix indenting.
1203 (gbb_loop_index): Removed.
1204
12052009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1206
1207 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
1208 Call clast_name_to_index.
1209
12102009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1211
1212 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
1213 do not pass params. Get params from SESE_PARAMS.
1214 (clast_to_gcc_expression): Same.
1215 (clast_to_gcc_expression_red): Same.
1216 (gcc_type_for_clast_eq): Same.
1217 (graphite_translate_clast_equation): Same.
1218 (graphite_create_new_loop): Same.
1219 * sese.c (rename_variables_in_stmt): Fix comment.
1220
12212009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1222
1223 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
1224 newivs_index.
1225 Call save_clast_name_index.
1226 (translate_clast): Pass newivs_index.
1227 (gloog): Create and free newivs_index.
1228
12292009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1230
1231 * graphite-clast-to-gimple.c (clast_name_index): New structure.
1232 (clast_name_index_p): New type.
1233 (debug_clast_name_index): New.
1234 (debug_clast_name_indexes_1): New.
1235 (debug_clast_name_indexes): New.
1236 (clast_name_index_elt_info): New.
1237 (eq_clast_name_indexes): New.
1238 (clast_name_to_index): New.
1239 (new_clast_name_index): New.
1240 (save_clast_name_index): New.
1241 (init_sese_params_index): New.
1242 (gloog): Call init_sese_params_index.
1243 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
1244 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
1245 (free_sese): Free SESE_PARAMS_INDEX.
1246 * sese.h (struct sese): Add params_index.
1247 (SESE_PARAMS_INDEX): New.
1248
12492009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1250
1251 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
1252 (graphite_create_new_loop): Pass the newivs vector. Push the
1253 newly created IV to newivs.
1254 (translate_clast): Pass the newivs vector.
1255 (gloog): Create and destroy the newivs vector.
1256
12572009-05-13 Sebastian Pop <sebastian.pop@amd.com>
1258
1259 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
1260 (graphite_loop_normal_form): Initialize loop->aux with the unique
1261 IV that has been created.
1262
12632009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
1264
1265 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
1266 scev with parameters in the base part. They where forbidden
1267 exidently.
1268
12692009-05-11 Li Feng <nemokingdom@gmail.com>
1270
1271 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
1272 compile options by file names.
1273 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
1274 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
1275 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
1276 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
1277
12782009-05-08 Li Feng <nemokingdom@gmail.com>
1279
1280 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
1281 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
1282 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
1283 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
1284
12852009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1286
1287 * graphite-scop-detection (build_scops_1): Fix little bug introduced
1288 by final cleanup.
1289
12902009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
1291
1292 * graphite-scop-detection.c (graphite_can_represent_scev): Only
1293 allow integer constant strides.
1294 (graphite_can_represent_expr): Depend on outermost_loop.
1295 (stmt_simple_memref_p, graphite_cannot_represent_loop,
1296 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
1297 build_scops_1): Same.
1298 (scopdet_basic_block_info): Same and insert layered SCoP
1299 detection.
1300 (try_generate_gimple_bb): Cleanup.
1301 (build_scops): Enable data references.
1302
1303 * testsuite/gcc.dg/graphite/id-5.c: New.
1304 * testsuite/gcc.dg/graphite/id-9.c: New.
1305 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
1306 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
1307
13082009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1309
1310 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
1311 that we have not yet built for this SCoP.
1312
13132009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1314
1315 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
1316 for complex numbers.
1317
13182009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
1319
1320 * graphite-ppl.c: Fix build if cloog is not available.
1321
13222009-05-04 Li Feng <nemokingdom@gmail.com>
1323
1324 * tree-parloops.c (loop_parallel_p): Remove construction of
1325 NITER and REDUCTION_LIST.
1326 (try_get_loop_niter): New.
1327 (try_create_reduction_list): New.
1328 (parallelize_loops): Bypass the failed checkings in autopar
1329 when can_be_parallel in loop structure is set to true.
1330
13312009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1332
1333 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
1334 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
1335
13362009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
1337
1338 * graphite-scop-detection.c (stmt_simple_for_scop_p):
1339 Enable EQ_EXPR and NE_EXPR again.
1340
13412009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1342
1343 * graphite-scop-detection.c (graphite_can_represent_scev):
1344 Add check if scev is affine multivariate.
1345 (harmful_stmt_in_bb): Check if we can represent the conditions.
1346 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
1347 harmful_stmt_in_bb.
1348 * testsuite/gcc.dg/graphite/id-7.c: New.
1349
13502009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
1351
1352 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
1353 Check all bbs in region, not only the bbs that are represented in
1354 GRAPHITE.
1355 (build_poly_scop): Add newline.
1356 * testsuite/gcc.dg/graphite/id-8.c: New.
1357
13582009-04-30 Li Feng <nemokingdom@gmail.com>
1359
1360 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
1361 when loop initialize.
1362 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
1363 * common.opt: Declare flag_graphite_force_parallel.
1364 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
1365 loop parallel.
1366 * graphite-poly.c (apply_poly_transforms): Introduce
1367 flag_graphite_force_parallel.
1368 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
1369 * toplev.c (process_options): ditto and replace a not correctly
1370 encoded space.
1371
13722009-04-30 Li Feng <nemokingdom@gmail.com>
1373
1374 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
1375 Change the call of gbb_loop_at_index and/or gbb_loop_index due
1376 to the redefinition.
1377 (compute_cloog_iv_types_1): ditto.
1378 (build_iv_mapping): ditto.
1379 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
1380 initialization.
1381 (free_gimple_bb): Removed GBB_LOOPS related free part.
1382 (build_bb_loops): Removed.
1383 * sese.h (struct gimple_bb): Removed loops.
1384 (GBB_LOOPS): Removed.
1385 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
1386 (gbb_loop_index): ditto.
1387
13882009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1389
1390 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
1391 allow non constant strides.
1392 * testsuite/gcc.dg/graphite/scop-20.c: New.
1393
13942009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1395
1396 * graphite-scop-detection.c (dot_all_scops): Fix system call
1397 return value warning.
1398 (dot_scop): Same.
1399
14002009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1401
1402 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
1403 * testsuite/gcc.dg/graphite/scop-3.c: Same.
1404
14052009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1406
1407 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
1408 build_pairwise_constraint, dr_equality_constraints,
1409 build_pairwise_scheduling_equality,
1410 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1411 build_lexicographically_gt_constraint, dependence_polyhedron,
1412 graphite_legal_transform_dr, graphite_legal_transform_bb,
1413 graphite_legal_transform): New.
1414 * graphite-poly.h (graphite_legal_transform): Declared.
1415 * graphite-sese-to-poly.c (build_poly_scop): Call to
1416 graphite_legal_transform is disabled for the moment.
1417
14182009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1419
1420 * graphite-poly.h (pbb_nb_scattering_dims): New.
1421 (pbb_nb_scattering): Use it.
1422
14232009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1424
1425 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
1426 Pointset_Powerset version of ppl_insert_dimensions.
1427 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
1428
14292009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1430
1431 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
1432
14332009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1434
1435 * graphite-poly.h: Fix comment.
1436
14372009-04-24 Sebastian Pop <sebastian.pop@amd.com>
1438
1439 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
1440
14412009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1442
1443 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
1444 statements.
1445
14462009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
1447
1448 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
1449 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
1450 conditions.
1451
14522009-04-20 Sebastian Pop <sebastian.pop@amd.com>
1453
1454 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
1455 handle EQ_EXPR and NE_EXPR.
1456
14572009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
1458
1459 * graphite-poly.h (poly_dr): Fix comment.
1460
14612009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1462 Tobias Grosser <grosser@fim.uni-passau.de>
1463
1464 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
1465 with a zero dimension polyhedron.
1466 (find_scop_parameters): Move the call to scop_set_nb_params here.
1467 (build_loop_iteration_domains): Store in loop->aux the iteration
1468 domain polyhedron.
1469 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
1470 by any loop in scop.
1471 (build_poly_scop): Do not call scop_set_nb_params.
1472
14732009-04-09 Sebastian Pop <sebastian.pop@amd.com>
1474 Tobias Grosser <grosser@fim.uni-passau.de>
1475
1476 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
1477 add_condition_to_domain not GT_EXPR.
1478
14792009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1480
1481 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
1482 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
1483 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
1484 upper_bound_assign to calculate unions.
1485 * testsuite/gcc.dg/graphite/id-6.c: New.
1486
14872009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1488
1489 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
1490 handle abnormal edges.
1491
14922009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
1493
1494 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
1495 (free_poly_bb): Also free poly_drs.
1496 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
1497 (poly_dr): Polyhedron to Pointset_Powerset.
1498 (pdr_accessp_nb_subscripts): Same.
1499 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
1500 poly_drs.
1501
15022009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1503
1504 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
1505 names into more meaningful names.
1506
15072009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1508
1509 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
1510 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
1511
15122009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1513
1514 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
1515 the reduction_list.
1516 * tree-parloops.c (rewrite_phi_with_iv): New.
1517 (rewrite_all_phi_nodes_with_iv): New.
1518 (canonicalize_loop_ivs): Call them.
1519
15202009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1521
1522 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
1523 graphite_find_data_references_in_stmt.
1524 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
1525 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
1526
15272009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1528
1529 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
1530
15312009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1532
1533 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
1534 instead of bb_in_region.
1535 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
1536 (build_sese_conditions): Use flag_bb_in_sese.
1537 * sese.c (register_bb_in_sese): Removed.
1538 (new_sese): Remove initialization of SESE_REGION_BBS.
1539 (free_sese): Do not free SESE_REGION_BBS.
1540 * sese.h (struct sese): Remove field region_basic_blocks.
1541 (SESE_REGION_BBS): Removed.
1542 (bb_in_sese_p): Implement in function of bb_in_region.
1543
15442009-04-08 Sebastian Pop <sebastian.pop@amd.com>
1545
1546 * graphite-scop-detection.c (limit_scops): Deal only with single exit
1547 loops.
1548
15492009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1550
1551 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
1552 and EQ_EXPR.
1553 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
1554 (add_condition_to_domain): New.
1555 (add_condition_to_pbb): New.
1556 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
1557 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
1558
15592009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
1560
1561 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
1562 ppl_Pointset_Powerset.
1563 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
1564 * graphite-poly.h (poly_bb): poly_bb.domain Same.
1565 (pbb_nb_loops): Same.
1566 * graphite-sese-to-poly.c (build_loop_iteration_domains,
1567 add_conditions_to_domain): Same.
1568 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
1569 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
1570 ppl_const_Polyhedron_t.
1571 (ppl_print_powerset_matrix): New.
1572 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
1573 ppl_print_powerset_matrix): New.
1574 (ppl_print_polyhedron_matrix): Updated.
1575
15762009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1577
1578 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
1579
15802009-04-07 Sebastian Pop <sebastian.pop@amd.com>
1581
1582 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
1583 (print_iteration_domains, debug_iteration_domain,
1584 debug_iteration_domains): New.
1585 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
1586 debug_iteration_domains): Declared.
1587 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
1588 indenting.
1589
15902009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
1591 Sebastian Pop <sebastian.pop@amd.com>
1592
1593 * graphite-poly.h (print_iteration_domain): New.
1594 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
1595 (build_sese_conditions_1, build_sese_conditions_after,
1596 build_sese_conditions_before): New.
1597 (build_sese_conditions): Rewritten.
1598
15992009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1600 Tobias Grosser <grosser@fim.uni-passau.de>
1601
1602 Cleanup of code generation liveouts.
1603 * graphite-clast-to-gimple.c (translate_clast): Use a single
1604 rename_map instead of one per translated statement.
1605 Do not use SESE_LIVEOUT_RENAMES.
1606 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
1607 (gloog): Do not use SESE_LIVEOUT_RENAMES.
1608 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
1609 phi node of a reduction: when a loop contains a reduction used outside
1610 the loop, there should be a scalar close phi node on the exit block.
1611 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
1612 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
1613 (free_sese): Do not free them.
1614 (sese_build_liveouts_use): Do not use them.
1615 (sese_build_liveouts_bb): Same.
1616 (sese_build_liveouts): Same.
1617 (sese_insert_phis_for_liveouts): Same.
1618 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
1619 (defined_in_loop_p): New.
1620 (alive_after_loop): New.
1621 (close_phi_not_yet_inserted_p): New.
1622 (struct alep, alep_p): New.
1623 (add_loop_exit_phis): Remove from the rename_map all the names defined
1624 in the code generated loop.
1625 (insert_loop_close_phis): Traverse the rename_map passed to it.
1626 Don't use SESE_LIVEOUT_RENAMES.
1627 (default_liveout_before_guard): Renamed default_before_guard.
1628 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
1629 (graphite_copy_stmts_from_block): Do not directly call set_rename.
1630 (register_sese_liveout_renames): Removed.
1631 (copy_bb_and_scalar_dependences): Do not call it.
1632 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
1633 reduction_list.
1634 (SESE_LIVEOUT): Removed.
1635 (SESE_LIVEOUT_RENAMES): Removed.
1636 (SESE_REDUCTION_LIST): Removed.
1637 (sese_build_liveouts): Removed.
1638 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
1639 (insert_loop_close_phis): Pass a htab_t instead of a sese.
1640 (insert_guard_phis): Same.
1641 (rename_map_elt): Declare a VEC of them.
1642 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
1643 trees not pointers to trees.
1644
1645 Rewrite in canonical close SSA form:
1646 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
1647 (limit_scops): Close the scop after the block containing the close phi
1648 nodes.
1649 (canonicalize_loop_closed_ssa): New.
1650 (canonicalize_loop_closed_ssa_form): New.
1651 (build_scops): Call canonicalize_loop_closed_ssa_form.
1652
1653 * graphite-sese-to-poly.c: Fix typos.
1654
16552009-04-03 Sebastian Pop <sebastian.pop@amd.com>
1656
1657 * graphite-poly.c (print_scattering_function, print_pbb_domain):
1658 Extended.
1659 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
1660 (print_pbb): Add conditions.
1661
16622009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
1663 Sebastian Pop <sebastian.pop@amd.com>
1664
1665 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
1666 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
1667 (build_scop_bbs_1): New.
1668 (build_scop_bbs): Rewrite.
1669 * sese.h (bb_in_region): New.
1670
16712009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1672
1673 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1674 poly_drs vector.
1675 (print_scop): Style.
1676 * graphite-poly.h (poly_bb): Add drs vector.
1677 (PBB_DRS): Add accessor.
1678 * graphite-sese-to-poly.c (build_poly_dr): New.
1679 (build_pbb_drs, build_scop_drs): New.
1680 (build_poly_scop): call build_scop_drs (Disabled at the moment).
1681
16822009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1683
1684 * tree-ssa-loop.c: Include forgotten toplev.h
1685
16862009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
1687
1688 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
1689 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
1690 * testsuite/gcc.dg/graphite/pr37928.c: Same
1691 * testsuite/gcc.dg/graphite/pr38409.c: Same
1692 * testsuite/gcc.dg/graphite/pr38498.c: Same
1693 * testsuite/gcc.dg/graphite/pr38559.c: Same
1694 * testsuite/gcc.dg/graphite/pr39335.c: Same
1695 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
1696 * testsuite/gfortran.dg/graphite/block-2.f: Same
1697 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
1698 with -floop-*.
1699
17002009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
1701
1702 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
1703 build_access_matrix, build_scop_data_accesses): Remove access function
1704 building. (We get a new version soon).
1705 (build_bb_loops, scan_tree_for_params_right_scev): Update.
1706 * sese.h (nb_loops_around_loop_in_sese): Remove.
1707 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
1708
17092009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
1710 Sebastian Pop <sebastian.pop@amd.com>
1711
1712 * graphite-scop-detection.c (struct scopdet_info): Rename last
1713 field to exit.
1714 (scopdet_basic_block_info, build_scops_1): Don't use
1715 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
1716
17172009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
1718 Sebastian Pop <sebastian.pop@amd.com>
1719
1720 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
1721 * sese.c (sese_build_liveouts_use): Renamed from
1722 sese_build_livein_liveouts_use. Remove liveins.
1723 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
1724 Call sese_build_liveouts_use.
1725 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
1726 Call sese_build_liveouts_bb.
1727 (new_sese, free_sese): Remove liveins.
1728 (sese_add_exit_phis_var): Deleted.
1729 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
1730 directly.
1731 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
1732
1733 * sese.h (sese): Remove num_ver and livein.
1734 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
1735
17362009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1737
1738 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
1739
17402009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
1741
1742 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
1743 (build_scop_scattering): Do not use compare_prefix_loops any more.
1744 (nb_common_loops): New.
1745
17462009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1747
1748 * sese.c (get_new_name_from_old_name): Renamed get_rename.
1749 (register_old_and_new_names): Renamed set_rename.
1750
17512009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1752
1753 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
1754 of the decl from the previous commit.
1755
17562009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1757
1758 * graphite-scop-detection.c (dot_scop): New.
1759 * graphite-scop-detection.h (dot_scop): Declared.
1760
17612009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1762
1763 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
1764
17652009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1766
1767 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
1768 condition at the end of the loop.
1769 * graphite.c (graphite_initialize, graphite_finalize): Print to
1770 dump_file the compiled function.
1771 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
1772 of create_empty_loop_on_edge.
1773 (translate_clast): Update the code generation of loops for the new
1774 shape of loops.
1775 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
1776
17772009-03-24 Sebastian Pop <sebastian.pop@amd.com>
1778
1779 Reverted the patch from 2009-03-19.
1780
17812009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
1782
1783 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
1784 poly_drs vector.
1785 (print_scop): Style.
1786 * graphite-poly.h (poly_bb): Add drs vector.
1787 (PBB_DRS): Add accessor.
1788 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
1789 (build_access_matrix_with_af, build_access_matrix,
1790 build_scop_data_accesses): Delete.
1791 (build_poly_dr): New.
1792 (build_pbb_drs, build_scop_drs): New.
1793 (build_poly_scop): call build_scop_drs.
1794
17952009-03-13 Sebastian Pop <sebastian.pop@amd.com>
1796
1797 * graphite-scop-detection.c (dot_all_scops_1): Close the table
1798 once per basic block.
1799
18002009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1801
1802 * graphite-scop-detection.c (graphite_can_represent_scev): New.
1803 (graphite_can_represent_expr): Renamed from loop_affine_expr
1804 and enhanced.
1805 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
1806 (graphite_cannot_represent_loop): Add scop_entry to parameters.
1807 (scopdet_basic_block_info): Actually define entry_block.
1808 (stmt_simple_memref_p): Moved here from ...
1809
1810 * tree-data-ref.c (stmt_simple_memref_p): here.
1811 * tree-data-ref.h (stmt_simple_memref_p): Removed.
1812
18132009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
1814
1815 * testsuite/gcc.dg/graphite/id-4.c: New.
1816
18172009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1818
1819 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1820 (register_old_and_new_names): Update the content of the map.
1821 When there was already a rename_map_elt in the map at that
1822 location, free it.
1823 (copy_bb_and_scalar_dependences): Do rename_variables after
1824 expand_scalar_variables.
1825 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1826 of the map. When there was already a rename_map_elt in the
1827 map at that location, free it.
1828 (translate_clast): Pass the rename_map. Do not initialize and free
1829 a rename_map per stmt_user.
1830 (gloog): Initialize and free one rename_map and pass it to
1831 translate_clast.
1832
18332009-03-12 Sebastian Pop <sebastian.pop@amd.com>
1834
1835 * sese.c (expand_scalar_variables_stmt,
1836 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
1837 parameter.
1838 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
1839 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
1840 the gimple_stmt_iterator of the statement to be expanded.
1841 * graphite-scop-detection.c (is_simple_operand): Do handle
1842 REALPART_EXPR.
1843
18442009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1845
1846 * graphite-scop-detection.c (is_simple_operand): Do not handle
1847 REALPART_EXPR.
1848 * testsuite/gcc.dg/graphite/id-2.c: New.
1849
1850 * graphite-sese-to-poly.c (build_bb_loops,
1851 add_value_to_dim, scan_tree_for_params_right_scev,
1852 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
1853 find_params_in_bb, build_loop_iteration_domains,
1854 add_conditions_to_domain): Remove subtract.
1855
18562009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1857
1858 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
1859 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
1860 pbb_loop_at_index -> gbb_loop_at_index.
1861 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
1862 (debug_loop_vec): Delete.
1863 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
1864 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
1865 (PBB_LOOPS): Removed.
1866 (PBB_BLACK_BOX): Insert cast.
1867 (pbb_set_black_box): New setter.
1868 (pbb_loop_at_index, pbb_loop_index): Removed.
1869 (scop_set_region, scop_set_nb_params): New.
1870 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
1871 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
1872 (build_poly_scop): Use scop_set_nb_params.
1873 * sese.h (gimple_bb): Add LOOPS.
1874 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
1875
18762009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1877
1878 Revert previous commit.
1879
18802009-03-11 Sebastian Pop <sebastian.pop@amd.com>
1881
1882 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
1883 (register_old_and_new_names): Update the content of the map.
1884 When there was already a rename_map_elt in the map at that
1885 location, free it.
1886 (copy_bb_and_scalar_dependences): Do rename_variables after
1887 expand_scalar_variables.
1888 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1889 of the map. When there was already a rename_map_elt in the
1890 map at that location, free it.
1891 (translate_clast): Pass the rename_map. Do not initialize and free
1892 a rename_map per stmt_user.
1893 (gloog): Initialize and free one rename_map and pass it to
1894 translate_clast.
1895
18962009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
1897
1898 Remove forgotten line in revert.
1899
19002009-03-11 Sebastian Pop <sebastian.pop@amd.com>
1901
1902 Revert previous commit.
1903
19042009-03-10 Sebastian Pop <sebastian.pop@amd.com>
1905
1906 * sese.c (register_old_and_new_names): Update the content
1907 of the map. When there was already a rename_map_elt in the
1908 map at that location, free it.
1909 (copy_bb_and_scalar_dependences): Do rename_variables after
1910 expand_scalar_variables.
1911 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
1912 of the map. When there was already a rename_map_elt in the
1913 map at that location, free it.
1914 (translate_clast): Pass the rename_map. Do not initialize and free
1915 a rename_map per stmt_user.
1916 (gloog): Initialize and free one rename_map and pass it to
1917 translate_clast.
1918
19192009-03-10 Sebastian Pop <sebastian.pop@amd.com>
1920
1921 * graphite-clast-to-gimple.c (translate_clast): context_loop
1922 is never NULL.
1923
19242009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
1925 Sebastian Pop <sebastian.pop@amd.com>
1926
1927 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
1928 of the use of ppl_Polyhedron_map_space_dimensions.
1929
19302009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
1931 Sebastian Pop <sebastian.pop@amd.com>
1932
1933 * graphite-poly.c (unify_scattering_dimensions): Fix types.
1934 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
1935 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
1936 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
1937 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
1938 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
1939 pbb_nb_params): New.
1940 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
1941 nb_loops_around_pbb): Adapt return types.
1942
19432009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
1944
1945 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
1946 graphite-clast-to-gimple.o, graphite-data-ref.o,
1947 graphite-scop-detection.o, graphite-poly.o): Add
1948 more headers.
1949
19502009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
1951
1952 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
1953 graphite-clast-to-gimple.o, graphite-data-ref.o,
1954 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
1955
19562009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1957
1958 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
1959 * testsuite/gcc.dg/graphite/pr37828.c: Same.
1960 * testsuite/gcc.dg/graphite/pr37684.c: Same.
1961 * testsuite/gcc.dg/graphite/block-0.c: Same.
1962 * testsuite/gcc.dg/graphite/block-1.c: Same.
1963 * testsuite/gcc.dg/graphite/block-2.c: Same.
1964 * testsuite/gcc.dg/graphite/block-3.c: Same.
1965 * testsuite/gcc.dg/graphite/block-4.c: Same.
1966 * testsuite/gcc.dg/graphite/block-5.c: Same.
1967 * testsuite/gcc.dg/graphite/block-6.c: Same.
1968 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
1969 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
1970 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1971 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
1972 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1973 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
1974 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
1975 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
1976 * opts.c: Remove -floop-block from -O2.
1977 * graphite-poly.c: Fail if -floop-block -floop-interchange or
1978 -floop-strip-mine are used.
1979
19802009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
1981 Sebastian Pop <sebastian.pop@amd.com>
1982
1983 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
1984 dimensions.
1985 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
1986 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
1987 strip_mine_profitable_p, is_interchange_valid,
1988 graphite_trans_bb_block, graphite_trans_loop_block,
1989 graphite_trans_scop_block): Temporary removed.
1990 (extend_scattering, unify_scattering_dimensions): New.
1991 (print_scattering_function, graphite_read_transforms):
1992 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
1993 (graphite_generate_scattering_fns): Removed.
1994 (apply_poly_transforms): Cleanup.
1995 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
1996 (schedule_to_scattering): Moved.
1997 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
1998 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
1999 (pbb_nb_scattering): New.
2000 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2001 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2002 Removed.
2003 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2004 shift_poly.
2005 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2006 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
2007 -> PBB_TRANSFORMED_SCATTERING.
2008 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
2009 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
2010 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
2011 (check_poly_representation): Do not return bool.
2012 (graphite_transform_loops): Reformat.
2013 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
2014
20152009-03-04 Sebastian Pop <sebastian.pop@amd.com>
2016
2017 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
2018 debug_pbb_domain, debug_pbb, debug_scop): New.
2019 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
2020 debug_pbb_domain, debug_pbb, debug_scop): Declared.
2021
20222009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2023
2024 PR middle-end/39335
2025 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
2026 when the type precision of the induction variable should be
2027 larger than the type precision of nit.
2028 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
2029 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
2030 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
2031
2032 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
2033 * testsuite/gcc.dg/graphite/pr39335.c: New.
2034
20352009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2036
2037 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2038 SSA_NAMES not struct reduction_info.
2039
20402009-03-02 Sebastian Pop <sebastian.pop@amd.com>
2041
2042 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
2043
20442009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2045 Tobias Grosser <grosser@fim.uni-passau.de>
2046
2047 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
2048 (free_sese): Free SESE_REDUCTION_LIST.
2049 * sese.h (struct sese): Add field reduction_list.
2050 (SESE_REDUCTION_LIST): New.
2051 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
2052 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
2053
20542009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2055 Tobias Grosser <grosser@fim.uni-passau.de>
2056
2057 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
2058 of loop_p.
2059
20602009-02-27 Sebastian Pop <sebastian.pop@amd.com>
2061 Tobias Grosser <grosser@fim.uni-passau.de>
2062
2063 * tree-parloops.c (struct brli, build_reduction_list_info,
2064 analyze_reduction_list, gather_scalar_reductions): New.
2065 (loop_parallel_p): Build a reduction list containing only
2066 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
2067 (gen_parallel_loop): Call the analysis analyze_reduction_list.
2068 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
2069 * tree-flow.h (gather_scalar_reductions): Declared.
2070
20712009-02-26 Sebastian Pop <sebastian.pop@amd.com>
2072
2073 PR middle-end/39308
2074 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
2075 number_of_iterations_exit from a gcc_assert.
2076
20772009-02-25 Sebastian Pop <sebastian.pop@amd.com>
2078 Jan Sjodin <jan.sjodin@amd.com>
2079
2080 * output.h (graphite_out_file, graphite_in_file): Declared.
2081 * toplev.c (graphite_out_file, graphite_in_file): New.
2082 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
2083 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
2084 Don't call schedule_to_scattering.
2085 * common.opt (fgraphite-write, fgraphite-read): New.
2086 * graphite-poly.c: Include output.h.
2087 (print_scattering_function, print_scattering_functions,
2088 debug_scattering_function, debug_scattering_functions,
2089 graphite_write_transforms, graphite_read_transforms,
2090 graphite_generate_scattering_fns): New.
2091 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
2092 Call graphite_generate_scattering_fns, graphite_write_transforms,
2093 graphite_read_transforms.
2094 (new_poly_bb): Initialize PBB_SCATTERING.
2095 (free_poly_bb): Free PBB_SCATTERING.
2096 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
2097 * graphite-poly.h (struct poly_bb): Add field scattering.
2098 (PBB_SCATTERING): New.
2099 (print_scattering_function, print_scattering_functions,
2100 debug_scattering_function, debug_scattering_functions): Declared.
2101 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
2102 GMP values, not integers!
2103 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
2104 ppl_read_polyhedron_matrix): New.
2105 * graphite-ppl.h (ppl_print_polyhedron_matrix,
2106 debug_ppl_polyhedron_matrix,
2107 ppl_read_polyhedron_matrix): Declared.
2108 * Makefile.in (graphite-poly.o): Depends on output.h.
2109
21102009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2111 Tobias Grosser <grosser@fim.uni-passau.de>
2112
2113 Revert this change:
2114 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2115 scalar evolutions in the scop_entry->loop_father.
2116
21172009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2118 Tobias Grosser <grosser@fim.uni-passau.de>
2119
2120 * graphite.h (ref_nb_loops): Remove declaration.
2121 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
2122 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
2123 debug_gbb): Moved to sese.h.
2124 * sese.h: As said.
2125
21262009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2127 Tobias Grosser <grosser@fim.uni-passau.de>
2128
2129 * graphite-data-ref.[ch]: Disable.
2130
21312009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2132 Tobias Grosser <grosser@fim.uni-passau.de>
2133
2134 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
2135 scalar evolutions in the scop_entry->loop_father.
2136
21372009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2138
2139 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
2140 (graphite_cannot_represent_loop_niter): Renamed
2141 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
2142 (limit_scops): build_sese_loop_nests does not return a bool.
2143 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
2144 * sese.c (nb_reductions_in_loop): ... from here.
2145 (graphite_loop_normal_form): ... from here.
2146 (sese_record_loop): Does not fail, so does not return a bool.
2147 (build_sese_loop_nests): Same.
2148 * sese.h (build_sese_loop_nests): Update declaration.
2149 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
2150 (build_graphite_loop_normal_form): New.
2151 (gloog): Call build_graphite_loop_normal_form.
2152 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
2153 build_sese_loop_nests.
2154
2155 * testsuite/gcc.dg/graphite/id-1.c: New.
2156
21572009-02-23 Sebastian Pop <sebastian.pop@amd.com>
2158 Tobias Grosser <grosser@fim.uni-passau.de>
2159
2160 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
2161 The SCoP detection fix is sufficient.
2162
21632009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2164
2165 PR tree-optimization/39260
2166 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
2167 the basic block contains a condition with a real type.
2168 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
2169
2170 * gcc.dg/graphite/pr39260.c: New.
2171
21722009-02-21 Sebastian Pop <sebastian.pop@amd.com>
2173
2174 * graphite-poly.c: Inlcude params.h.
2175 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
2176 the size of a tile.
2177 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
2178 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
2179
21802009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2181 Tobias Grosser <grosser@fim.uni-passau.de>
2182
2183 * graphite-scop-detection.c (dot_all_scops_1,
2184 dot_all_scops): Moved here.
2185 * graphite-scop-detection.h (dot_all_scops): Declared here.
2186 * graphite.c (graphite_initialize, graphite_finalize): New.
2187 (graphite_transform_loops): Cleaned up.
2188 * sese.c (debug_oldivs): Moved here.
2189 * graphite-poly.c (graphite_apply_transformations): Renamed
2190 apply_poly_transforms.
2191 (debug_loop_vec): Moved here.
2192 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
2193 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
2194 find_scop_parameters, build_scop_iteration_domain,
2195 add_conditions_to_constraints, build_scop_canonical_schedules,
2196 build_scop_data_accesses): Now static.
2197 (build_poly_scop, check_poly_representation): New.
2198
21992009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2200
2201 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
2202 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
2203 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
2204 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
2205 scan_tree_for_params_right_scev, scan_tree_for_params_int,
2206 scan_tree_for_params, struct irp_data, dx_record_params,
2207 find_params_in_bb, find_scop_parameters, gbb_from_bb,
2208 build_loop_iteration_domains, add_conditions_to_domain,
2209 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
2210 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
2211 build_sese_conditions, add_conditions_to_constraints,
2212 build_scop_iteration_domain, build_access_matrix_with_af,
2213 build_access_matrix,
2214 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
2215
2216 * graphite-sese-to-poly.c: New.
2217 * graphite-sese-to-poly.h: New.
2218
2219 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
2220
22212009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2222
2223 * graphite.c: Split graphite code generation to a new file.
2224 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
2225 max_precision_type, clast_to_gcc_expression_red,
2226 clast_to_gcc_expression, gcc_type_for_clast_expr,
2227 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
2228 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
2229 graphite_create_new_guard, clast_get_body_of_loop,
2230 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
2231 graphite_create_new_loop, build_iv_mapping, copy_renames,
2232 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2233 compute_cloog_iv_types, free_scattering, save_var_name,
2234 initialize_cloog_names, build_scop_context, build_cloog_prog,
2235 set_cloog_options, debug_clast_stmt, scop_to_clast,
2236 print_generated_program, debug_generated_program,
2237 gloog): Moved to graphite-clast-to-gimple.c.
2238
2239 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
2240
2241 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
2242 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
2243 loop_iv_stack_pop, loop_iv_stack_get_iv,
2244 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
2245 free_loop_iv_stack, loop_iv_stack_remove_constants,
2246 debug_rename_elt, debug_rename_map_1, debug_rename_map,
2247 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
2248 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
2249 eq_ivtype_map_elts, sese_add_exit_phis_edge,
2250 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
2251 get_vdef_before_sese, sese_adjust_vphi,
2252 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
2253 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
2254 is_iv, expand_scalar_variables_ssa_name,
2255 expand_scalar_variables_expr, expand_scalar_variables_stmt,
2256 expand_scalar_variables, rename_variables, remove_condition,
2257 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
2258 add_loop_exit_phis, insert_loop_close_phis, struct igp,
2259 default_liveout_before_guard, add_guard_exit_phis,
2260 insert_guard_phis, register_old_and_new_names,
2261 graphite_copy_stmts_from_block, register_sese_liveout_renames,
2262 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
2263 if_region_set_false_region, create_if_region_on_edge,
2264 move_sese_in_condition): Moved to sese.c.
2265
2266 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
2267 if_region_exit, if_region_get_condition_block,
2268 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
2269 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
2270 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
2271 ivtype_map_elt, new_ivtype_map_elt,
2272 recompute_all_dominators): Moved to sese.h.
2273
2274 * graphite-clast-to-gimple.c: New.
2275 * graphite-clast-to-gimple.h: New.
2276 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
2277 * sese.c: Modified as said above.
2278 * sese.h: Same.
2279
22802009-02-20 Sebastian Pop <sebastian.pop@amd.com>
2281
2282 * graphite.c: Split scop detection to a new file.
2283 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
2284 move_sd_regions, loop_affine_expr, exclude_component_ref,
2285 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
2286 graphite_cannot_represent_loop_niter, struct scopdet_info,
2287 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
2288 find_single_entry_edge, find_single_exit_edge,
2289 create_single_entry_edge, sd_region_without_exit,
2290 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
2291 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
2292 Moved to graphite-scop-detection.c.
2293
2294 * graphite-scop-detection.c: New.
2295 * graphite-scop-detection.h: New.
2296 * Makefile.in: Add new rule for graphite-scop-detection.o.
2297
2298 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
2299 tree-scalar-evolution.h.
2300 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
2301 build_sese_loop_nests): Moved here from graphite.c.
2302 (param_index): Renamed parameter_index_in_region.
2303
23042009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2305 Sebastian Pop <sebastian.pop@amd.com>
2306
2307 * gcc.dg/graphite/block-0.c: Expected to fail now.
2308 * gcc.dg/graphite/block-1.c: Same.
2309 * gcc.dg/graphite/block-5.c: Same.
2310 * gcc.dg/graphite/block-6.c: Same.
2311
23122009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
2313 Sebastian Pop <sebastian.pop@amd.com>
2314
2315 * graphite.h: Separate from graphite_bb_p the polyhedral
2316 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
2317 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
2318 graphite-data-ref.h.
2319 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
2320 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
2321 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
2322 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2323 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
2324 scop_nb_params): Moved to graphite-poly.h.
2325 * graphite-data-ref.c: Same.
2326 * graphite-data-ref.h: New.
2327 * graphite.c: Same.
2328 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
2329 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
2330 is_interchange_valid, graphite_trans_bb_block,
2331 graphite_trans_loop_block, scop_max_loop_depth,
2332 graphite_trans_scop_block, graphite_apply_transformations,
2333 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
2334 graphite-poly.c.
2335 * graphite-poly.h: New.
2336 * graphite-poly.c: New.
2337 * Makefile.in (OBJS-common): Add graphite-poly.o.
2338 (graphite-poly.o): New rule.
2339 * tree-data-ref.h (struct data_reference): Remove unused scop field.
2340 (DR_SCOP): Removed.
2341
23422009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2343 Tobias Grosser <grosser@fim.uni-passau.de>
2344
2345 * graphite.c: Replace gb -> gbb.
2346 * graphite.h: Same.
2347 * graphite-data-ref.c: Same.
2348
23492009-02-18 Sebastian Pop <sebastian.pop@amd.com>
2350 Tobias Grosser <grosser@fim.uni-passau.de>
2351
2352 * Makefile.in (OBJS-commmon): Add sese.o.
2353 (sese.o): New.
2354 (graphite.o): Add sese.h.
2355 * graphite.c (bb_in_ss_p, loop_in_sese_p,
2356 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
2357 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
2358 Move to sese.
2359 (block_before_scop): Add missing return.
2360 (new_scop, free_scop): Remove SESE data structures.
2361 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
2362 find_scop_parameters, build_loop_iteration_domains,
2363 add_conditions_to_domain, register_scop_liveout_renames,
2364 copy_bb_and_scalar_dependences): Scop -> SESE.
2365
2366 (add_conditions_to_domain): SCoP -> SESE and remove check
2367 (scop_contains_non_iv_scalar_phi_nodes): New.
2368 (build_scop_conditions_1, build_scop_conditions): Remove check for
2369 non iv scalar phi nodes.
2370 (print_scop_statistics): New.
2371 (graphite_transform_loops): Cleanup.
2372
2373 * graphite.h: Move to sese & cleanup.
2374 * sese.c: New.
2375 * sese.h: New.
2376
23772009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2378 Tobias Grosser <grosser@fim.uni-passau.de>
2379
2380 * graphite.c (build_scop_conditions_1): Conditions are only
2381 at the end of a basic block.
2382
23832009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2384 Tobias Grosser <grosser@fim.uni-passau>
2385
2386 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
2387 field.
2388 (GBB_ALPHA): Removed.
2389
23902009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2391 Tobias Grosser <grosser@fim.uni-passau.de>
2392
2393 * graphite-data-ref.c (graphite_test_dependence): Don't use
2394 GBB_DYNAMIC_SCHEDULE.
2395 * graphite.c (new_graphite_bb): Same.
2396 (free_graphite_bb): Same.
2397 (build_scop_dynamic_schedules): Removed.
2398 (graphite_transform_loops): Don't call it.
2399 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
2400 (GBB_DYNAMIC_SCHEDULE): Removed.
2401
24022009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2403 Tobias Grosser <grosser@fim.uni-passau.de>
2404
2405 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
2406 (print_graphite_bb): Same.
2407 (build_cloog_prog): Same.
2408
24092009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2410 Tobias Grosser <grosser@fim.uni-passau.de>
2411
2412 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
2413
24142009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2415 Tobias Grosser <grosser@fim.uni-passau.de>
2416
2417 * graphite.c (build_scop_context): Don't use CloogMatrix.
2418 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
2419 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
2420
24212009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2422 Tobias Grosser <grosser@fim.uni-passau.de>
2423
2424 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
2425 liveout_renames, add_params fields...
2426 (struct sese): ... here.
2427 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
2428 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
2429
24302009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2431 Tobias Grosser <grosser@fim.uni-passau.de>
2432
2433 * graphite.c (print_scop): Do not print the CLooG program.
2434 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
2435 build_cloog_prog, gloog): Don't use SCOP_PROG.
2436 (find_transform): Renamed scop_to_clast.
2437 (print_generated_program, debug_generated_program): New.
2438 (graphite_transform_loops): Adapt to new interface.
2439 * graphite.h (struct scop): Remove program field.
2440 (SCOP_PROG): Removed.
2441 (print_generated_program, debug_generated_program): Declared.
2442
24432009-02-16 Sebastian Pop <sebastian.pop@amd.com>
2444
2445 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
2446 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
2447 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
2448 free_graphite_bb, build_scop_canonical_schedules,
2449 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
2450 schedules are now represented using a ppl_Linear_Expression_t.
2451 * graphite.h (struct graphite_bb): Same.
2452 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
2453 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
2454
24552009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2456
2457 * graphite.c: Free local memory.
2458 * graphite-ppl.c: Same.
2459
24602009-02-15 Sebastian Pop <sebastian.pop@amd.com>
2461
2462 * graphite.c (const_column_index, get_first_matching_sign_row_index,
2463 get_lower_bound_row, get_upper_bound_row, copy_constraint,
2464 swap_constraint_variables, scale_constraint_variable): Removed.
2465 (graphite_trans_bb_strip_mine): Remove pong.
2466 * graphite-ppl.c: Include missing header files.
2467 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
2468 * graphite-ppl.h (ppl_strip_loop): Declared.
2469 * Makefile.in (graphite-ppl.o): Adjust dependences.
2470
24712009-02-14 Sebastian Pop <sebastian.pop@amd.com>
2472
2473 * graphite.c (build_loop_iteration_domains): Remove ping pong.
2474 (build_scop_iteration_domain): Same.
2475
24762009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2477
2478 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2479 ping pong.
2480 (add_value_to_dim, scan_tree_for_params_right_scev,
2481 scan_tree_for_params_int): New.
2482 * graphite-ppl.c (oppose_constraint): New.
2483 (insert_constraint_into_matrix): Implement missing cases.
2484 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2485
24862009-02-13 Sebastian Pop <sebastian.pop@amd.com>
2487
2488 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2489 use ppl_move_dimension.
2490
24912009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2492
2493 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
2494 * graphite.c: Same.
2495 * graphite.h: Same.
2496 * graphite-ppl.c: Same.
2497 * graphite-ppl.h: Same.
2498
24992009-02-12 Sebastian Pop <sebastian.pop@amd.com>
2500
2501 Revert last 3 commits.
2502
25032009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2504
2505 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
2506 ping pong.
2507 (add_value_to_dim, scan_tree_for_params_right_scev,
2508 scan_tree_for_params_int): New.
2509 * graphite-ppl.c (oppose_constraint): New.
2510 (insert_constraint_into_matrix): Implement missing cases.
2511 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
2512
25132009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2514
2515 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
2516
25172009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2518 Tobias Grosser <grosser@fim.uni-passau.de>
2519
2520 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
2521 use ppl_move_dimension.
2522 * graphite-ppl.c (ppl_move_dimension): New.
2523 * graphite-ppl.h (ppl_move_dimension): Declared.
2524
25252009-02-10 Sebastian Pop <sebastian.pop@amd.com>
2526
2527 * graphite.c: Do not include cloog/cloog.h.
2528 (print_graphite_bb): Remove ping pong, call PPL print function.
2529
25302009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
2531
2532 * Makefile.in (OBJS-common): Add graphite-ppl.o.
2533 (graphite.o): Add dependence on graphite-ppl.h.
2534 (graphite-ppl.o): New.
2535 (graphite-data-ref.c): Ping pong between PPL data structures
2536 and matrices.
2537 * graphite-ppl.c: New.
2538 * graphite-ppl.h: New.
2539 * graphite.c: Include graphite-ppl.h.
2540 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
2541 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
2542 Ping pong between PPL data structures and matrices.
2543 (new_graphite_bb): Create a PPL constraint system.
2544 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
2545 (build_loop_iteration_domains): Use PPL functions.
2546 * graphite.h: Include graphite-ppl.h. Fix comments.
2547 (graphite_bb): Use a ppl_Constraint_System_t instead of
2548 CloogMatrix for representing the domain.
2549 (scop): Remove static_schedule.
2550 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
2551
25522009-02-06 Sebastian Pop <sebastian.pop@amd.com>
2553
2554 * graphite.c: Fix some comments.
2555
25562009-02-05 Sebastian Pop <sebastian.pop@amd.com>
2557
2558 PR middle-end/38953
2559 * graphite.c (if_region_set_false_region): After moving a region
2560 in the false branch of a condition, remove the empty dummy
2561 basic block.
2562 (gloog): Remove wrong fix for PR38953.
2563
25642009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2565
2566 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
2567 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
2568 register_bb_in_sese, new_sese, free_sese): Moved.
2569 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
2570 outermost_loop_in_scop, build_scop_iteration_domain,
2571 expand_scalar_variables_ssa_name, get_vdef_before_scop,
2572 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
2573 Use loop_in_sese_p instead of loop_in_scop_p.
2574 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
2575 (free_scop): Do not free SCOP_BBS_B.
2576 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
2577 ref_nb_loops): Moved here...
2578 * graphite.h (ref_nb_loops): ... from here.
2579 (struct scop): Remove bbs_b bitmap.
2580 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
2581 * testsuite/gcc.dg/graphite/scop-19.c: New
2582
25832009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
2584
2585 * graphite.c (scopdet_basic_block_info): Fix bug in scop
2586 detection.
2587
25882009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2589
2590 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
2591 eq_loop_to_cloog_loop): Remove.
2592 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
2593 * graphite.h (struct scop): Remove loop2cloog_loop.
2594 (loop_domain_dim, loop_iteration_vector_dim): Remove.
2595
25962009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
2597
2598 * opts.c (decode_options): Only add graphite options to O2
2599 if we compile with graphite enabled.
2600
26012009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2602
2603 * Merge from mainline (r143163:143684).
2604
26052009-01-26 Sebastian Pop <sebastian.pop@amd.com>
2606
2607 * graphite.c (debug_value): Removed.
2608 * graphite.h (debug_value): Removed.
2609
26102009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2611
2612 * passes.c (init_optimization_passes): Do not call pass_copy_prop
2613 after graphite: pass_copy_prop does not maintain a proper loop closed
2614 SSA form. pass_copy_prop should be fixed.
2615
26162009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2617
2618 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
2619
26202009-01-23 Sebastian Pop <sebastian.pop@amd.com>
2621
2622 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
2623 (gloog): Split the exit of the scop when the scop exit is a loop exit.
2624 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
2625 changed the CFG.
2626
26272009-01-20 Sebastian Pop <sebastian.pop@amd.com>
2628
2629 * graphite.c (gloog): Return true when code gen succeeded.
2630 (graphite_transform_loops): Do not call cleanup_tree_cfg if
2631 the code of the function did not changed. After cleanup_tree_cfg
2632 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
2633 form.
2634
26352009-01-19 Sebastian Pop <sebastian.pop@amd.com>
2636
2637 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
2638 gimple_call_lhs is NULL.
2639
26402009-01-16 Sebastian Pop <sebastian.pop@amd.com>
2641 Tobias Grosser <tobi.grosser@amd.com>
2642
2643 * graphite.c (graphite_trans_scop_block): Do not block single
2644 nested loops.
2645
26462009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2647 Tobias Grosser <tobi.grosser@amd.com>
2648
2649 * graphite.c (build_scop_canonical_schedules): Start schedules at
2650 zero.
2651
26522009-01-15 Sebastian Pop <sebastian.pop@amd.com>
2653 Tobias Grosser <tobi.grosser@amd.com>
2654
2655 * graphite.c (compare_prefix_loops): New.
2656 (build_scop_canonical_schedules): Rewritten.
2657 (graphite_transform_loops): Move build_scop_canonical_schedules
2658 after build_scop_iteration_domain.
2659
26602009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2661 Tobias Grosser <tobi.grosser@amd.com>
2662
2663 * graphite.c (add_conditions_to_domain): Add the loops to
2664 the dimension of the iteration domain. Do copy the domain
2665 only when it exists.
2666 (build_scop_conditions_1): Do not call add_conditions_to_domain.
2667 (add_conditions_to_constraints): New.
2668 (can_generate_code_stmt, can_generate_code): Removed.
2669 (gloog): Do not call can_generate_code.
2670 (graphite_transform_loops): Call add_conditions_to_constraints
2671 after building the iteration domain.
2672
26732009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2674 Tobias Grosser <tobi.grosser@amd.com>
2675 Jan Sjodin <jan.sjodin@amd.com>
2676
2677 * graphite.c (scan_tree_for_params): On substractions negate
2678 all the coefficients of the term.
2679 (clast_to_gcc_expression_red): New. Handle reduction expressions
2680 of more than two operands.
2681 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
2682 (get_vdef_before_scop): Handle also the case of default definitions.
2683
26842009-01-14 Sebastian Pop <sebastian.pop@amd.com>
2685
2686 PR middle-end/38431
2687 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
2688 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
2689 (gloog): Do not call cleanup_tree_cfg.
2690 (graphite_transform_loops): Call cleanup_tree_cfg after all
2691 scops have been code generated.
2692
26932009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2694
2695 * passes.c (init_optimization_passes): Schedule after
2696 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
2697
26982009-01-13 Sebastian Pop <sebastian.pop@amd.com>
2699
2700 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
2701 Fix comment.
2702 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
2703 Set the type of an expression to the type of its assign statement.
2704 (expand_scalar_variables_expr): Do not pass loop_p.
2705 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
2706 (copy_bb_and_scalar_dependences): Do not pass loop_p.
2707 (translate_clast): Update call to copy_bb_and_scalar_dependences.
2708
27092009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2710
2711 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
2712 an expression to the gimple_expr_type of its assign statement.
2713 (expand_scalar_variables_expr): Stop recursion on tcc_constant
2714 or tcc_declaration.
2715
27162009-01-11 Sebastian Pop <sebastian.pop@amd.com>
2717
2718 PR tree-optimization/38786
2719 * testsuite/gcc.dg/graphite/pr38786.c: New.
2720 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
2721 the SSA_NAME case of expand_scalar_variables_expr.
2722 (expand_scalar_variables_expr): Also gather the scalar computation
2723 used to index the memory access.
2724 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
2725 the gimple_stmt_iterator where it inserts new code.
2726
27272009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2728
2729 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
2730
27312009-01-10 Sebastian Pop <sebastian.pop@amd.com>
2732
2733 * opts.c (decode_options): Enable flag_graphite_identity and
2734 flag_loop_block in -O2 and above.
2735
27362009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2737
2738 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
2739 Fix merge problem: replace with the file from trunk.
2740
27412009-01-08 Sebastian Pop <sebastian.pop@amd.com>
2742
2743 * Merge from mainline (r141727:143163).
2744
27452009-01-07 Sebastian Pop <sebastian.pop@amd.com>
2746 Jan Sjodin <jan.sjodin@amd.com>
2747
2748 PR tree-optimization/38559
2749 * testsuite/gcc.dg/graphite/pr38559.c: New.
2750
2751 * graphite.c (debug_value, copy_constraint,
2752 swap_constraint_variables, scale_constraint_variable, ): New.
2753 (get_lower_bound, get_upper_bound): Removed.
2754 (graphite_trans_bb_strip_mine): Clean up this code that works
2755 only for constant number of iterations. Fully copy upper and
2756 lower bound constraints, not only the constant part of them.
2757 * graphite.h (debug_value): Declared.
2758
27592009-01-06 Jan Sjodin <jan.sjodin@amd.com>
2760
2761 PR tree-optimization/38492
2762 PR tree-optimization/38498
2763 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
2764 * tree-chrec.h (scev_is_linear_expression): Declared.
2765 * graphite.c (graphite_cannot_represent_loop_niter): New.
2766 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
2767 (graphite_loop_normal_form): Use gcc_assert.
2768 (scan_tree_for_params): Use CASE_CONVERT.
2769 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
2770 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
2771 Use gcc_assert. Discard scops that contain unhandled cases.
2772 (build_scop_conditions): Return a boolean status for unhandled cases.
2773 (strip_mine_profitable_p): Print the loop number, not its depth.
2774 (is_interchange_valid): Pass the depth of the loop nest, don't
2775 recompute it wrongly.
2776 (graphite_trans_bb_block): Same.
2777 (graphite_trans_bb_block): Print tentative of loop blocking.
2778 (graphite_trans_scop_block): Do not print that the loop has been
2779 blocked.
2780 (graphite_transform_loops): Do not handle scops that contain condition
2781 scalar phi nodes.
2782
2783 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
2784 in trunk.
2785 * testsuite/gcc.dg/graphite/block-0.c: Update test.
2786 * testsuite/gcc.dg/graphite/block-1.c: Same.
2787 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
2788 blocking.
2789 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
2790 * testsuite/gcc.dg/graphite/block-3.c: New.
2791 * testsuite/gcc.dg/graphite/pr38498.c: New.
2792
27932008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
2794
2795 PR tree-optimization/38510
2796 * gcc.dg/graphite/pr38510.c: New.
2797 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
2798 (translate_clast): Call recompute_all_dominators before
2799 graphite_verify.
2800 (gloog): Call recompute_all_dominators before graphite_verify.
2801
28022008-12-12 Sebastian Pop <sebastian.pop@amd.com>
2803
2804 PR tree-optimization/38492
2805 * graphite.c (rename_map_elt, debug_rename_elt,
2806 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
2807 rename_map_elt_info, eq_rename_map_elts,
2808 get_new_name_from_old_name, bb_in_sese_p): Moved around.
2809 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
2810 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
2811 (sese_build_livein_liveouts): New.
2812 (new_sese, free_sese): New.
2813 (new_scop): Call new_sese.
2814 (free_scop): Call free_sese.
2815 (rename_variables_from_edge, rename_phis_end_scop): Removed.
2816 (register_old_new_names): Renamed register_old_and_new_names.
2817 (register_scop_liveout_renames, add_loop_exit_phis,
2818 insert_loop_close_phis, struct igp,
2819 default_liveout_before_guard, add_guard_exit_phis,
2820 insert_guard_phis, copy_renames): New.
2821 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
2822 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
2823 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
2824 (scop_adjust_phis_for_liveouts): New.
2825 (gloog): Call scop_adjust_phis_for_liveouts.
2826
2827 * graphite.h (struct sese): Documented. Added fields liveout,
2828 num_ver and livein.
2829 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
2830 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
2831 (struct scop): Added field liveout_renames.
2832 (SCOP_LIVEOUT_RENAMES): New.
2833
28342008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2835
2836 PR tree-optimization/38409
2837 * gcc.dg/graphite/pr38409.c: New.
2838 * graphite.c (nb_reductions_in_loop): Use simple_iv.
2839
28402008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2841
2842 * graphite.c (gcc_type_for_cloog_iv): By default return
2843 integer_type_node.
2844 (graphite_create_new_loop): Don't fold_convert the already
2845 fold_convert-ed expression.
2846
28472008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
2848
2849 PR tree-optimization/38446
2850 * gcc.dg/graphite/pr38446.c: New.
2851 * graphite.c (register_bb_in_sese): New.
2852 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
2853 looking at the bbs in the region.
2854 * graphite.h (sese): Add region_basic_blocks pointer set to
2855 structure and initialize at the time of defining new scop.
2856
28572008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
2858
2859 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
2860 (find_params_in_bb): Do not free data refs.
2861 (free_graphite_bb): Add FIXME on disabled free_data_refs.
2862
28632008-12-11 Sebastian Pop <sebastian.pop@amd.com>
2864
2865 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
2866 * testsuite/gcc.dg/graphite/scop-17.c: Same.
2867 * testsuite/gcc.dg/graphite/block-5.c: New.
2868 * testsuite/gcc.dg/graphite/block-6.c: New.
2869 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
2870 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2871 * testsuite/gcc.dg/graphite/block-2.c: Same.
2872
2873 * graphite.c (struct ivtype_map_elt): New.
2874 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
2875 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
2876 gcc_type_for_cloog_iv): New.
2877 (loop_iv_stack_patch_for_consts): Use the type of the induction
2878 variable from the original loop, except for the automatically
2879 generated loops, i.e., in the case of a strip-mined loop, in
2880 which case there is no original loop: in that case just use
2881 integer_type_node.
2882 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
2883 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
2884 (clast_name_to_gcc): Accept params to be NULL.
2885 (clast_to_gcc_expression): Take an extra parameter for the type.
2886 Convert to that type all the expressions built by this function.
2887 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
2888 (graphite_translate_clast_equation): Compute the type of the
2889 clast_equation before translating its LHS and RHS.
2890 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
2891 (graphite_create_new_loop): Compute the type of the induction
2892 variable before translating the lower and upper bounds and before
2893 creating the induction variable.
2894 (rename_variables_from_edge, rename_phis_end_scop): New.
2895 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
2896 (sese_add_exit_phis_edge): Do not use integer_zero_node.
2897 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
2898 compute_cloog_iv_types): New.
2899 (gloog): Call compute_cloog_iv_types before starting the
2900 translation of the clast.
2901
2902 * graphite.h (struct graphite_bb): New field cloog_iv_types.
2903 (GBB_CLOOG_IV_TYPES): New.
2904 (debug_ivtype_map): Declared.
2905 (oldiv_for_loop): New.
2906
29072008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
2908
2909 PR middle-end/38459
2910 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
2911 (param_index): Assert if parameter is not know after parameter
2912 detection.
2913 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
2914 (find_scop_parameters): Mark, that we have finished parameter
2915 detection.
2916 (graphite_transform_loops): Move condition detection before parameter
2917 detection.
2918 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
2919 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
2920
29212008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
2922
2923 * graphite.c (graphite_transform_loops): Always call find_transform ()
2924 in ENABLE_CHECKING. So we test these code paths, even if we do not
2925 generate code.
2926
29272008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
2928
2929 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
2930 (print_scop): Ditto.
2931
29322008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
2933
2934 PR middle-end/38084
2935 Fix testsuite/gfortran.dg/graphite/id-3.f90.
2936 * graphite.c (scopdet_basic_block_info): Fix bug that found some
2937 regions more than once.
2938
29392008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2940
2941 Fix testsuite/gfortran.dg/graphite/id-4.f90.
2942 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
2943 when not needed.
2944
29452008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2946
2947 Fix testsuite/gfortran.dg/graphite/id-1.f90.
2948 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
2949 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
2950 (max_precision_type): New.
2951 (value_clast): Removed.
2952 (clast_to_gcc_expression): Be more careful to types of expressions.
2953 Use max_precision_type and update use of gmp_cst_to_tree.
2954 (graphite_translate_clast_equation): Use max_precision_type.
2955 (graphite_create_guard_cond_expr): Do not use integer_type_node,
2956 use the type of the condition.
2957 (graphite_create_new_loop): Do not use integer_type_node, use the
2958 max_precision_type of lb and ub.
2959
29602008-12-03 Sebastian Pop <sebastian.pop@amd.com>
2961
2962 * graphite.c (build_scops_1): Initialize open_scop.exit
2963 and sinfo.last.
2964
29652008-12-02 Sebastian Pop <sebastian.pop@amd.com>
2966
2967 * testsuite/gcc.dg/graphite/pr38084.c: New.
2968 * testsuite/gfortran.dg/graphite/id-1.f90: New.
2969 * testsuite/gfortran.dg/graphite/id-2.f90: New.
2970 * testsuite/gfortran.dg/graphite/id-3.f90: New.
2971 * testsuite/gfortran.dg/graphite/id-4.f90: New.
2972 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
2973
29742008-12-02 Sebastian Pop <sebastian.pop@amd.com>
2975 Jan Sjodin <jan.sjodin@amd.com>
2976 Harsha Jagasia <harsha.jagasia@amd.com>
2977
2978 PR middle-end/37852
2979 PR middle-end/37883
2980 PR middle-end/37928
2981 PR middle-end/37980
2982 PR middle-end/38038
2983 PR middle-end/38039
2984 PR middle-end/38073
2985 PR middle-end/38083
2986 PR middle-end/38125
2987
2988 * testsuite/gcc.dg/graphite/pr38073.c: New.
2989 * testsuite/gcc.dg/graphite/pr37928.c: New.
2990 * testsuite/gcc.dg/graphite/pr37883.c: New.
2991 * testsuite/gcc.dg/graphite/pr38125.c: New.
2992 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
2993 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
2994 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
2995
2996 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
2997 the number of detected scops. Copy exact same test for loop
2998 blocking...
2999 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3000 loops to be blocked as reductions are not handled.
3001 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3002
3003 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3004 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3005 ...here.
3006 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
3007 * Makefile.in (graphite.o): Depend on value-prof.h.
3008 (graphite.o-warn): Removed -Wno-error.
3009 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
3010 to be a NULL pointer. Call update_stmt. Return the newly created
3011 cannonical induction variable.
3012
3013 * graphite.h (debug_rename_map): Declared. Fix some comments.
3014
3015 * graphite.c: Reimplement the code generation from graphite to gimple.
3016 Include value-prof.h.
3017 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
3018 (get_old_iv_from_ssa_name): Removed.
3019 (graphite_stmt_p): New.
3020 (new_graphite_bb): Test for useful statements before building a
3021 graphite statement for the basic block.
3022 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
3023 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
3024 reason.
3025 (recompute_all_dominators, graphite_verify,
3026 nb_reductions_in_loop, graphite_loop_normal_form): New.
3027 (scop_record_loop): Call graphite_loop_normal_form.
3028 (build_scop_loop_nests): Iterate over all the blocks of the
3029 function instead of relying on the incomplete information from
3030 SCOP_BBS. Return the success of the operation.
3031 (find_params_in_bb): Use the data from GBB_DATA_REFS.
3032 (add_bb_domains): Removed.
3033 (build_loop_iteration_domains): Don't call add_bb_domains.
3034 Add the iteration domain only to the basic blocks that have been
3035 translated to graphite.
3036 (build_scop_conditions_1): Add constraints only if the basic
3037 block have been translated to graphite.
3038 (build_scop_data_accesses): Completely disabled until data
3039 dependence is correctly implemented.
3040 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
3041 (remove_all_edges_1, remove_all_edges): Removed.
3042 (get_new_name_from_old_name): New.
3043 (graphite_rename_variables_in_stmt): Renamed
3044 rename_variables_in_stmt. Call get_new_name_from_old_name.
3045 Use replace_exp and update_stmt.
3046 (is_old_iv): Renamed is_iv.
3047 (expand_scalar_variables_stmt): Extra parameter for renaming map.
3048 Use replace_exp and update_stmt.
3049 (expand_scalar_variables_expr): Same. Use the map to get the
3050 new names for the renaming of induction variables and for the
3051 renaming of variables after a basic block has been copied.
3052 (expand_scalar_variables): Same.
3053 (graphite_rename_variables): Renamed rename_variables.
3054 (move_phi_nodes): Removed.
3055 (get_false_edge_from_guard_bb): New.
3056 (build_iv_mapping): Do not insert the induction variable of a
3057 loop in the renaming iv map if the basic block does not belong
3058 to that loop.
3059 (register_old_new_names, graphite_copy_stmts_from_block,
3060 copy_bb_and_scalar_dependences): New.
3061 (translate_clast): Heavily reimplemented: copy basic blocks,
3062 do not move them. Finally, in call cleanup_tree_cfg in gloog.
3063 At each translation step call graphite_verify ensuring the
3064 consistency of the SSA, loops and dominators information.
3065 (collect_virtual_phis, find_vdef_for_var_in_bb,
3066 find_vdef_for_var_1, find_vdef_for_var,
3067 patch_phis_for_virtual_defs): Removed huge hack.
3068 (mark_old_loops, remove_dead_loops, skip_phi_defs,
3069 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
3070 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
3071 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
3072 if_region_get_condition_block, if_region_set_false_region,
3073 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
3074 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
3075 sese_add_exit_phis_edge, sese_add_exit_phis_var,
3076 rewrite_into_sese_closed_ssa): New.
3077 (gloog): Remove dead code. Early return if code cannot be
3078 generated. Call cleanup_tree_cfg once the scop has been code
3079 generated.
3080 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
3081 block loops with less than two loops.
3082 (graphite_apply_transformations): Remove the call to
3083 scop_remove_ignoreable_gbbs.
3084 (limit_scops): When build_scop_loop_nests fails, continue on
3085 the next scop. Fix open_scop.entry.
3086 (graphite_transform_loops): Call recompute_all_dominators: force the
3087 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
3088 Call initialize_original_copy_tables and free_original_copy_tables
3089 to be able to copy basic blocks during code generation.
3090 When build_scop_loop_nests fails, continue on next scop.
3091 (value_clast): New union.
3092 (clast_to_gcc_expression): Fix type cast warning.
3093
30942008-11-09 Sebastian Pop <sebastian.pop@amd.com>
3095
3096 * Merge from mainline (r140838:141727).
3097
30982008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3099
3100 PR middle-end/37833
3101
3102 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
3103
31042008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
3105
3106 PR middle-end/37943
3107
3108 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
3109 exits and conditions.
3110 * testsuite/gcc.dg/graphite/pr37943.c: New.
3111
31122008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3113
3114 PR middle-end/37886
3115 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
3116
31172008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
3118
3119 * doc/invoke.texi: Fix spaces.
3120
31212008-10-22 Sebastian Pop <sebastian.pop@amd.com>
3122
3123 PR tree-optimization/37891
3124 Reverted last commit.
3125 * graphite.c (create_single_entry_edge): Set
3126 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3127
31282008-10-21 Sebastian Pop <sebastian.pop@amd.com>
3129 Mitul Thakkar <mitul.thakkar@amd.com>
3130
3131 * graphite.c (create_single_entry_edge): Set
3132 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
3133
31342008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
3135
3136 * doc/invoke.texi: Add -fgraphite-identity.
3137 * graphite.c (graphite_apply_transformations): Check for
3138 -fgraphite-identity.
3139 * toplev.c (process_options): Add flag_graphite_identity.
3140 * tree-ssa-loop.c: Add flag_graphite_identity.
3141
31422008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3143
3144 Undo changes from 2008-10-02:
3145 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3146 operand type when copying the operand to a variable of different type.
3147 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3148 with the IV name after increment.
3149
31502008-10-14 Sebastian Pop <sebastian.pop@amd.com>
3151 Harsha Jagasia <harsha.jagasia@amd.com>
3152
3153 PR tree-optimization/37828
3154 * testsuite/gcc.dg/graphite/pr37828.c: New.
3155 * graphite.c (graphite_trans_loop_block): Do not loop block
3156 single nested loops.
3157
31582008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
3159 Sebastian Pop <sebastian.pop@amd.com>
3160
3161 * graphite.c (struct rename_map_elt, new_rename_map_elt,
3162 rename_map_elt_info, eq_rename_map_elts): New.
3163 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
3164 (expand_scalar_variables_expr): Change parameters.
3165 (expand_scalar_variables_stmt): Same.
3166 (expand_scalar_variables): Same.
3167 (graphite_rename_ivs): Rename graphite_rename_variables.
3168 (build_iv_mapping): New.
3169 (translate_clast): Call build_iv_mapping.
3170 * graphite.h (gbb_p): New name.
3171
31722008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
3173
3174 PR tree-optimization/37684
3175 * gcc.dg/graphite/pr37684.c: New.
3176 * graphite.c (exclude_component_ref): New.
3177 (is_simple_operand): Call exclude_component_ref.
3178
31792008-10-02 Jan Sjodin <jan.sjodin@amd.com>
3180 Harsha Jagasia <harsha.jagasia@amd.com>
3181
3182 PR tree-optimization/37485
3183 * gcc.dg/graphite/block-2.c: New
3184 * graphite.c (gmp_cst_to_tree): Moved.
3185 (iv_stack_entry_is_constant): New.
3186 (iv_stack_entry_is_iv): New.
3187 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3188 (loop_iv_stack_insert_constant): New.
3189 (loop_iv_stack_pop): Use new datatpype.
3190 (loop_iv_stack_get_iv): Same.
3191 (loop_iv_stack_get_iv_from_name): Same.
3192 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3193 (loop_iv_stack_patch_for_consts): New.
3194 (loop_iv_stack_remove_constants): New.
3195 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3196 (translate_clast): Call loop_iv_stack_patch_for_consts and
3197 loop_iv_stack_remove_constants.
3198 (gloog): Use new datatype. Redirect construction edge to end
3199 block to avoid accidental deletion.
3200 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3201 iv stack entry.
3202 (union iv_stack_entry_data): New. Data in iv stack entry.
3203 (struct iv_stack_entry): New. Datatype for iv stack entries.
3204
32052008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3206
3207 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
3208 operand type when copying the operand to a variable of different type.
3209
32102008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3211
3212 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
3213 with the IV name after increment.
3214
32152008-10-02 Sebastian Pop <sebastian.pop@amd.com>
3216
3217 * Merge from mainline (r140164:140838).
3218
32192008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3220
3221 * graphite-data-ref.c: New.
3222 * graphite.c (print_scop): Also dump the dependence graph.
3223 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
3224 (new_scop): Initialize SCOP_DEP_GRAPH.
3225 (build_scop_dynamic_schedules): New.
3226 (build_access_matrix_with_af): Fixed column numbering.
3227 (graphite_transform_loops): Call build_scop_dynamic_schedules.
3228 * graphite.h: Add ifndef/define guards against multiple inclusion.
3229 (struct scop): Add dep_graph field.
3230 (SCOP_DEP_GRAPH): Defined.
3231 (ref_nb_loops): Fixed and moved to other position.
3232 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
3233 (nb_loops_around_loop_in_scop): New.
3234 (graphite_dump_dependence_graph): Declared.
3235 (graphite_build_rdg_all_levels): Declared.
3236 (graphite_test_dependence): Declared.
3237 * Makefile.in (graphite-data-ref.o): New target.
3238
32392008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3240
3241 * Merge from mainline (139870:140164).
3242
32432008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3244
3245 * Merge from mainline (138275:139870).
3246 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
3247 the commits from trunk broke the niter detection.
3248
32492008-09-01 Sebastian Pop <sebastian.pop@amd.com>
3250
3251 * graphite.c: Add more documentation. Fix formatting.
3252 (debug_loop_vec, debug_oldivs, loop_iv_stack,
3253 loop_iv_stack_debug): Moved...
3254 (schedule_to_scattering): Move before use.
3255 (dot_all_scops): Include in "#if 0" the code for system
3256 call dotty.
3257
3258 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
3259 loop_iv_stack_debug): ...here.
3260
32612008-08-29 Jan Sjodin <jan.sjodin@amd.com>
3262
3263 * tree-phinodes.c (make_phi_node): Extern.
3264 (add_phi_node_to_bb): New.
3265 (create_phi_node): Call add_phi_node_to_bb.
3266 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3267 (remove_statement): Handle case where stored phi was updated
3268 and is no longer the same.
3269 * graphite.c (is_parameter): New.
3270 (is_old_iv): New.
3271 (expand_scalar_variables_expr): New.
3272 (expand_scalar_variables_stmt): New.
3273 (expand_scalar_variables): New.
3274 (move_phi_nodes): Create new phi instead of moving old one.
3275 (translate_clast): Call expand_scalar_variables.
3276 (find_vdef_for_var_in_bb): Also scan regular definitions.
3277 (skip_phi_defs): New.
3278 (collect_scop_exit_phi_args): New.
3279 (patch_scop_exit_phi_args): New.
3280 (gloog): Patch phis after scop.
3281 * tree-flow.h: (add_phi_node_to_bb): Declared.
3282 (make_phi_node): Declared.
3283
32842008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3285
3286 * graphite.c (end_scop): Split the entry of the scop when it
3287 is the header of the loop in which the scop is ending.
3288 (build_scops_1, limit_scops): Update uses of end_scop.
3289
32902008-08-26 Sebastian Pop <sebastian.pop@amd.com>
3291
3292 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
3293 SCOP_ENTRY or SCOP_EXIT.
3294
32952008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3296
3297 * graphite.c (get_construction_edge): Removed.
3298 (gloog): Construction edge is the scop entry edge.
3299
33002008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3301
3302 * graphite.c (can_generate_for_scop): Removed.
3303 (gloog): Do not call it.
3304
33052008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3306
3307 * graphite.c (new_scop): Entry of a scop is an edge.
3308 Initialize SESE region.
3309 (free_scop): Free SESE region.
3310 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
3311 (split_difficult_bb): New, split from end_scop.
3312 (end_scop): Exit of a scop is an edge.
3313 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
3314 not automatically updated and thus is always wrong.
3315 * graphite.h (struct sese): New.
3316 (SESE_ENTRY): New.
3317 (SESE_EXIT): New.
3318 (struct scop): New field for a SESE region. Remove entry, exit.
3319 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
3320 semantics as before. Moved comment around.
3321
33222008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3323 Sebastian Pop <sebastian.pop@amd.com>
3324
3325 * graphite.c (graphite_transform_loops): Always enable gloog
3326 and find_transform when ENABLE_CHECKING.
3327
33282008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3329
3330 * graphite.c (graphite_transform_loops): Move pretty printer
3331 of SCOPs before doing any transform. Remove call to print_scops
3332 and dot_all_scops_1.
3333
33342008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3335
3336 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
3337 (print_graphite_bb): Same.
3338
33392008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3340
3341 * graphite.c (dot_all_scops_1): Cleanup.
3342 (move_scops): Fix comment.
3343
33442008-08-25 Sebastian Pop <sebastian.pop@amd.com>
3345
3346 * graphite.c (build_scop_bbs): Revert commit 139355:
3347
3348 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3349 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3350
3351 * graphite.c (build_scop_bbs): Factor up code.
3352
33532008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3354
3355 * graphite.c (gloog): Update dominator info.
3356
33572008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
3358
3359 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
3360
33612008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3362
3363 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
3364 initialization.
3365 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
3366 (translate_clast): Correct formatting.
3367 * graphite.h (struct num_map): Removed.
3368 (struct graphite_bb): Remove num_map field.
3369 (GBB_INDEX_TO_NUM_MAP): Removed.
3370
33712008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3372
3373 * graphite.c (build_access_matrix_with_af): Fix comments.
3374 (build_scop_data_accesses): Same.
3375
33762008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3377
3378 * graphite.c (build_scop_data_accesses): Don't construct
3379 access matrices. Add a FIXME and an assert condition that
3380 should pass when the access matrices will be needed.
3381
33822008-08-24 Sebastian Pop <sebastian.pop@amd.com>
3383
3384 * tree-data-ref.c (stmt_simple_memref_p): Don't call
3385 really_constant_p.
3386 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
3387 Moved close by free_graphite_bb.
3388 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
3389 (new_scop): Move close by free_scop.
3390 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
3391
33922008-08-22 Jan Sjodin <jan.sjodin@amd.com>
3393
3394 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
3395 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
3396 instead of recursive call.
3397 (graphite_translate_clast_equation): New.
3398 (graphite_create_guard_cond_expr): New.
3399 (graphite_create_new_guard): New.
3400 (get_stack_index_from_iv): Removed.
3401 (graphite_rename_ivs_stmt): Use gbb_loop_index.
3402 (get_true_edge_from_guard_bb): New.
3403 (translate_clast): Handle stmt_guard in clast.
3404 (get_construction_edge): Allow construction edge detection for
3405 a scope entry with multiple predecessors if one predecessor is
3406 the immediate dominator of scope entry.
3407 (can_generate_code_stmt): Enable code generation for clast_guard.
3408 (gloog): Use correct context loop. Removed check for post dominators.
3409 * cfgloop.h (create_empty_if_region_on_edge): Declared.
3410
34112008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3412
3413 * graphite.c (remove_dead_loops): Document better which
3414 loops are removed.
3415
34162008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3417
3418 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
3419 and PPLINC.
3420 (graphite.o): Also depends on pointer-set.h.
3421
34222008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3423
3424 * graphite.c (scop_record_loop): Fix compile warning.
3425
34262008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
3427 Sebastian Pop <sebastian.pop@amd.com>
3428
3429 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
3430
34312008-08-21 Sebastian Pop <sebastian.pop@amd.com>
3432
3433 * graphite.c (build_graphite_bb): Initialize bb->aux to
3434 point to the graphite_bb_p.
3435 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
3436 content of bb->aux.
3437 (add_bb_domains): Does not use the scop parameter.
3438 (graphite_transform_loops): Clean bb->aux at the end.
3439
34402008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3441 Sebastian Pop <sebastian.pop@amd.com>
3442
3443 * testsuite/lib/target-supports.exp
3444 (check_effective_target_fgraphite): New.
3445
3446 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
3447 check_effective_target_fgraphite returns false.
3448 Set dg-do-what-default to compile.
3449 (scan-graphite-dump-times): Removed.
3450 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
3451
3452 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
3453 Use scan-tree-dump-times instead of scan-graphite-dump-times.
3454 * testsuite/gcc.dg/graphite/scop-1.c: Same.
3455 * testsuite/gcc.dg/graphite/scop-2.c: Same.
3456 * testsuite/gcc.dg/graphite/scop-3.c: Same.
3457 * testsuite/gcc.dg/graphite/scop-4.c: Same.
3458 * testsuite/gcc.dg/graphite/scop-5.c: Same.
3459 * testsuite/gcc.dg/graphite/scop-6.c: Same.
3460 * testsuite/gcc.dg/graphite/scop-7.c: Same.
3461 * testsuite/gcc.dg/graphite/scop-8.c: Same.
3462 * testsuite/gcc.dg/graphite/scop-9.c: Same.
3463 * testsuite/gcc.dg/graphite/scop-10.c: Same.
3464 * testsuite/gcc.dg/graphite/scop-11.c: Same.
3465 * testsuite/gcc.dg/graphite/scop-12.c: Same.
3466 * testsuite/gcc.dg/graphite/scop-13.c: Same.
3467 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
3468 * testsuite/gcc.dg/graphite/scop-14.c: Same.
3469 * testsuite/gcc.dg/graphite/scop-15.c: Same.
3470 * testsuite/gcc.dg/graphite/block-0.c: Same.
3471 * testsuite/gcc.dg/graphite/scop-16.c: Same.
3472 * testsuite/gcc.dg/graphite/block-1.c: Same.
3473 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3474 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3475 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3476 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
3477 * testsuite/gfortran.dg/graphite/block-2.f: Same.
3478
34792008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3480
3481 * graphite.c: Fix some XXX comments.
3482 (build_scop_dynamic_schedules): Removed.
3483
34842008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3485
3486 * graphite.h (scop_max_loop_depth): Moved...
3487 * graphite.c (scop_max_loop_depth): ...here.
3488 (remove_all_edges_1): New.
3489 (remove_all_edges): Factored code.
3490 (remove_cond_exprs): Check only the last statement for
3491 a GIMPLE_COND expression.
3492
34932008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 * graphite.c (scan_tree_for_params): Early return when the
3496 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
3497 (find_scop_parameters): Factor out code.
3498 (graphite_trans_bb_strip_mine): Remove dead code.
3499
35002008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3501
3502 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
3503 graphite_trans_bb_move_loop): Factor asserts.
3504 (gloog): Perform sanity checks only for ENABLE_CHECKING.
3505 Do not call calculate_dominance_info and estimate_bb_frequencies.
3506
35072008-08-20 Jan Sjodin <jan.sjodin@amd.com>
3508
3509 * graphite.c (create_loops_mapping, free_loops_mapping,
3510 create_loops_mapping_num, debug_loop_mapping_1,
3511 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
3512 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
3513 graphite_loops_mapping_add_child_num,
3514 graphite_loops_mapping_insert_child,
3515 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
3516 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
3517 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
3518 create_num_from_index, get_num_from_index,
3519 swap_loop_mapped_depth): Removed.
3520 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
3521 (free_scop): Do not call free_loops_mapping.
3522 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
3523 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
3524 get_loop_mapped_depth.
3525 (graphite_trans_bb_move_loop): Do not update the loop mapping.
3526 (graphite_trans_bb_strip_mine): Same.
3527 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
3528 (struct scop): Remove field loops_mapping.
3529
35302008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3531 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3532
3533 * graphite.c (scop_record_loop): Factor out one level of the
3534 condition by early return.
3535 (build_scop_loop_nests): Format following FSF coding style.
3536 (build_scop_dynamic_schedules): Factor out code.
3537 (scopdet_bb_info): Reindent. Default case should not be reachable.
3538
35392008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3540 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3541
3542 * graphite.c (loop_affine_expr): Check for DECL_P or struct
3543 assignments that are not handled as simple operands for now.
3544
35452008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3546 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3547
3548 * graphite.c (build_scop_bbs): Factor up code.
3549
35502008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3551 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3552
3553 * graphite.c (stmt_simple_for_scop_p): Factor code out
3554 of the loop.
3555 (enum gbb_type): New. Group all the GBB_* types under it.
3556 (is_loop_exit): Moved...
3557 (end_scop): Enable BB spliting.
3558 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
3559 * cfgloop.h (is_loop_exit): Declared.
3560
35612008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3562
3563 * doc/invoke.texi: Remove strides from examples containing
3564 DO loops when the strides are equal to 1.
3565
35662008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
3567 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3568
3569 * graphite.c (graphite_trans_scop_block): Or the result with
3570 the result from graphite_trans_loop_block.
3571 * testsuite/gcc.dg/graphite/block-1.c: New.
3572 * testsuite/gfortran.dg/graphite/block-1.f90: New.
3573 * testsuite/gfortran.dg/graphite/block-2.f: New.
3574
35752008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3576
3577 * graphite.c (graphite_transform_loops): Call cloog_initialize
3578 and cloog_finalize.
3579
35802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3581
3582 * tree-data-ref.c) (stmt_simple_memref_p): New.
3583 * tree-data-ref.h (stmt_simple_memref_p): Declared.
3584 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
3585 (is_simple_operand): Call stmt_simple_memref_p.
3586
3587 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
3588 using pointer arithmetic, as this is optimized by PRE and
3589 makes the code too difficult to analyze.
3590
3591 * testsuite/gcc.dg/graphite/scop-18.c: Same.
3592
35932008-08-20 Sebastian Pop <sebastian.pop@amd.com>
3594
3595 * gdbinit.in (pgg): New.
3596
35972008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3598
3599 * graphite.c (graphite_trans_loop_block): Fix warning.
3600
36012008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3602
3603 * graphite.c (graphite_trans_loop_block): Fix my merge error.
3604
36052008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
3606
3607 * graphite.c (graphite_trans_bb_block): Remove check for
3608 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
3609 Check if loop blocking is profitable for every loop, before applying
3610 the changes.
3611 (graphite_apply_transformations): Call graphite_trans_bb_block only,
3612 if flag_loop_block is set.
3613
36142008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3615
3616 * graphite.c: Add some more documentation for the loop
3617 mapping.
3618
36192008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3620
3621 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
3622 * graphite.c: Format on less than 80 columns.
3623 * graphite.h: Same.
3624
36252008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3626
3627 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
3628
36292008-08-14 Sebastian Pop <sebastian.pop@amd.com>
3630
3631 * doc/invoke.texi (floop-block, floop-strip-mine,
3632 floop-interchange): Update documentation with examples.
3633
36342008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3635
3636 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
3637 add_referenced_var.
3638 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
3639
36402008-08-13 Sebastian Pop <sebastian.pop@amd.com>
3641
3642 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
3643 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
3644 * tree-scalar-evolution.c: Revert useless changes.
3645 * tree-phinodes.c: Same.
3646 * cfghooks.c: Same.
3647 * vec.h: Same.
3648 * tree-vectorizer.h: Same.
3649 * tree-flow.h: Same.
3650 * tree-cfg.c: Same.
3651 * common.opt (fgraphite): Update documentation.
3652
36532008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
3654
3655 * doc/invoke.texi (-floop-block, -floop-strip-mine,
3656 -floop-interchange): Add more text for explaining what each of these
3657 flags is doing.
3658 * tree-into-ssa.c (gimple_vec): Moved to...
3659 * graphite.c: Include gimple.h.
3660 (gimple_vec): Moved to...
3661 (del_loop_to_cloog_loop): Removed.
3662 (loop_affine_expr): Do not call create_data_ref when the
3663 operand is a constant.
3664 (new_scop): Use free instead of del_loop_to_cloog_loop.
3665 * Makefile.in (graphite.o): Depend on GIMPLE_H.
3666 * gimple.h (gimple_vec): ... here.
3667
36682008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3669
3670 * graphite.c (scopdet_bb_info): Only allow loops with known number of
3671 latch executions.
3672 (build_loop_iteration_domains): Fail, if latch executions unknown.
3673
36742008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3675
3676 * graphite.c (add_conditions_to_domain): New.
3677 (build_scop_conditions_1): Call add_conditions_to_domain.
3678 (set_cloog_options): Allow to disable optimizations.
3679
36802008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3681
3682 * graphite.c (find_params_in_bb): Look for parameters in conditions.
3683 Do not use walk_dominator_tree.
3684 (find_scop_parameters): Do not use walk_dominator_tree.
3685
36862008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3687
3688 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
3689 (idx_record_params): Adapt.
3690 * graphite.h (scop_gimple_loop_depth): New.
3691
36922008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3693
3694 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
3695 (scan_tree_for_params): Remove value_init.
3696 (build_scop_context): Remove value_init.
3697 (build_loop_iteration_domains): Remove value_init.
3698 (schedule_to_scattering): Remove value_init.
3699 (graphite_trans_bb_strip_mine): Remove value_init.
3700
37012008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3702
3703 * gcc/graphite.c (limit_scops): New.
3704 (graphite_transform_loops): Add limit SCoPs.
3705 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
3706 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
3707 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
3708 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
3709 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
3710 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
3711 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
3712 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
3713 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
3714 Change loop numbers.
3715 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
3716 Change loop numbers.
3717 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
3718 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
3719 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
3720 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
3721 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
3722 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
3723 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
3724 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
3725 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
3726 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
3727
37282008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
3729
3730 * graphite.c (graphite_transform_loops): Call always find_transform.
3731
37322008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
3733
3734 * graphite.c (free_loops_mapping): New.
3735 (stmt_simple_for_scop_p): Fix typo.
3736 (stmt_simple_for_scop_p): Fix tuples functions, that
3737 broke polyhedron.
3738 (free_graphite_bb): Fix some memleaks.
3739 (free_scop): Fix some memleaks.
3740 (scopdet_bb_info): Do not forget some tmp SCoPs.
3741 (find_params_in_bb): Fix some memleaks.
3742 (clast_to_gcc_expression): Fix warning.
3743
37442008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
3745
3746 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
3747 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
3748
37492008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3750
3751 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
3752 Move code ifdef-ed HAVE_cloog...
3753 * graphite.c: Include toplev.h.
3754 ... here.
3755 * Makefile.in (OBJS-common): Always build graphite.o.
3756 (BACKEND): Remove @GRAPHITE@.
3757 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
3758 (graphite.o): Depend on TOPLEV_H.
3759
37602008-08-04 Sebastian Pop <sebastian.pop@amd.com>
3761
3762 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
3763 Remove typo left from polylib to ppl conversion.
3764 * graphite.c (graphite_transforms): Use sorry instead of fatal.
3765
37662008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3767
3768 * toplev.c (process_options): Move the graphite loop optimization
3769 flags...
3770 * tree-ssa-loop.c (graphite_transforms): ... here.
3771 When not configured with CLooG, print to dump_file that
3772 Graphite transforms were not performed.
3773 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
3774 New.
3775 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
3776 scan-graphite-dump-times.
3777
37782008-08-03 Sebastian Pop <sebastian.pop@amd.com>
3779
3780 * graphite.c (dot_scop, dot_all_scops): Do not call system.
3781 Do not open /tmp/scop.dot and /tmp/allscops.dot.
3782
37832008-08-02 Sebastian Pop <sebastian.pop@amd.com>
3784 Jan Sjodin <jan.sjodin@amd.com>
3785
3786 * configure: Regenerated.
3787 * omp-low.c (expand_omp_sections): Remove now unused code.
3788 * config.in (HAVE_polylib): Removed.
3789 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
3790 (PPLLIBS, PPLINC): Added.
3791 * graphite.c: Replace unsigned with int wherever possible.
3792 Don't access Cloog's data structures, but use accessor functions.
3793 Clast's stmt->type is now implemented as a vtable: change the
3794 switches of stmt->type into ifs.
3795 (polylib/polylibgmp.h): Don't include.
3796 (initialize_dependence_polyhedron,
3797 initialize_data_dependence_polyhedron, is_empty_polyhedron,
3798 statement_precedes_p, test_dependence, build_rdg_all_levels,
3799 dump_dependence_graph): Removed until this code is cleaned up
3800 or ported to Cloog.
3801 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
3802 (POLYLIBINC): Renamed PPLINC.
3803
38042008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
3805 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3806 Jan Sjodin <jan.sjodin@amd.com>
3807
3808 Finish the merge and tuplification of graphite.
3809
38102008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3811 Jan Sjodin <jan.sjodin@amd.com>
3812
3813 Partial merge from mainline (138072:138275).
3814 * graphite.c still has to be tuplified.
3815
38162008-07-29 Jan Sjodin <jan.sjodin@amd.com>
3817
3818 * graphite.c (graphite_loops_mapping_max_loop_num): New.
3819 (create_num_from_index): New.
3820 (get_num_from_index): Also pass in the graphite BB.
3821 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
3822 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
3823 (graphite_trans_bb_strip_mine): Call create_num_from_index.
3824 (is_interchange_valid): Return false when failing.
3825 * graphite.h (struct num_map): New.
3826 (struct graphite_bb): New field num_map.
3827 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
3828
38292008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
3830
3831 * graphite.c (dump_gbb_conditions): Print also conditions like
3832 "if (a)". Remove dublicated code and use print_generic_expr ().
3833 (stmt_simple_for_scop_p): Only allow conditions we can handle
3834 {<, <=, >, >=}.
3835
38362008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3837
3838 * graphite.h (struct scop): Removed new_ivs field.
3839 (SCOP_NEWIVS): Deleted.
3840 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
3841 clast_to_gcc_expression, graphite_create_new_loop):
3842 Removed use of new_ivs.
3843
38442008-07-25 Jan Sjodin <jan.sjodin@amd.com>
3845
3846 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
3847 create_loops_mapping_num, debug_loop_mapping_1): New.
3848 (debug_loop_mapping): Call debug_loop_mapping_1.
3849 (get_loop_mapping_for_num,
3850 graphite_loops_mapping_add_child,
3851 graphite_loops_mapping_add_child_num,
3852 graphite_loops_mapping_insert_child,
3853 graphite_loops_mapping_parent,
3854 split_loop_mapped_depth_for_num,
3855 loop_mapped_depth_split_loop): New.
3856 (increment_loop_mapped_depths): Removed.
3857 (swap_loop_mapped_depth_for_num): Reimplemented.
3858 (new_scop): Call create_loops_mapping.
3859 (scop_record_loop): Call graphite_loops_mapping_insert_child.
3860 (translate_clast): Pass the old loop father in parameter, and pass
3861 it to get_old_iv_from_ssa_name.
3862 (remove_edges_around_useless_blocks, can_generate_code_stmt,
3863 can_generate_code, can_generate_for_scop): New.
3864 (graphite_trans_bb_block): Returns false when it fails to transform.
3865 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
3866
38672008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3868
3869 Reverted all the changes related to the streamization and
3870 loop fusion.
3871 These changes are now tracked in the streamization branch.
3872
38732008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3874 Jan Sjodin <jan.sjodin@amd.com>
3875
3876 * graphite.c (gbb_compare): Correctly constify.
3877 (gbb_can_be_ignored): Indent.
3878 (graphite_trans_scop_swap_1and2): Add legality check.
3879 Remove dead FIXMEs.
3880
38812008-07-25 Sebastian Pop <sebastian.pop@amd.com>
3882
3883 Remove fallouts from "Reverted the Condate changes".
3884 * tree.h: Remove unused decl.
3885 * testsuite/gcc.dg/tree-checker: Same.
3886 * timevar.def: Remove counter.
3887
38882008-07-24 Sebastian Pop <sebastian.pop@amd.com>
3889
3890 * Merge from mainline (135673:138072).
3891
3892 Reverted the MIRO changes (from 2008-04-05) that are now
3893 tracked in the miro branch.
3894 * tree-bounds.c: Removed.
3895 * tree-bounds.h: Removed.
3896
3897 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
3898 are now tracked in the condate branch.
3899 * tree-check.c: Removed.
3900 * tree-match.c: Removed.
3901 * condate.y: Removed.
3902
39032008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3904
3905 * common.opt: New user flag -floop-block, -floop-strip-mine
3906 and -floop-interchange.
3907 * toplev.c (process_options): Enable -fgraphite pass if any one of the
3908 graphite loop optimization flags is turned on.
3909 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
3910 flag_loop_strip_mine and flag_loop_interchange checks before
3911 optimizations.
3912 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
3913 -floop-strip-mine and -floop-interchange.
3914 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
3915 -fgraphite.
3916 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
3917 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
3918 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
3919
39202008-07-23 Jan Sjodin <jan.sjodin@amd.com>
3921 Sebastian Pop <sebastian.pop@amd.com>
3922
3923 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
3924 (create_empty_loop_on_edge): More fixes.
3925 * tree-phinodes.c (resize_phi_node): Extern.
3926 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
3927 * cfghooks.c (update_dominator_information): New split from
3928 split_edge.
3929 * tree-vectorizer.c (rename_variables_in_bb): Extern.
3930 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
3931 successor of the function entry block.
3932
3933 * graphite.c: Include pointer-set.h.
3934 (debug_loop_mapping, increment_loop_mapped_depths,
3935 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
3936 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
3937 swap_loop_mapped_depth_for_num, get_num_from_index,
3938 swap_loop_mapped_depth, loop_iv_stack_debug,
3939 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
3940 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
3941 get_old_iv_from_ssa_name): New.
3942 (new_scop): Initialize SCOP_LOOPS_MAPPING.
3943 (free_scop): Free SCOP_LOOPS_MAPPING.
3944 (scop_record_loop): Record old ivs.
3945 (create_var_name): Removed.
3946 (initialize_cloog_names): Allocate double space in case strip mine
3947 applies to all loops once.
3948 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
3949 (clast_to_gcc_expression): Same. Implement more clast to gimple
3950 translation.
3951 (graphite_create_new_loop): Pass in ivstack.
3952 (remove_all_edges): Pass in the construction_edge.
3953 (graphite_remove_iv): Removed.
3954 (graphite_rename_ivs, graphite_rename_ivs_stmt,
3955 remove_cond_exprs): Rewritten.
3956 (move_phi_nodes): New.
3957 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
3958 (translate_clast): Pass in ivstack. Rewrite some cases.
3959 (set_cloog_options, debug_clast_stmt): New.
3960 (find_transform): Use set_cloog_options.
3961 (outermost_loop_layer): Removed.
3962 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
3963 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
3964 mark_old_loops, remove_dead_loops): New.
3965 (gloog): Rewritten.
3966 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
3967 (const_column_index, get_first_matching_sign_row_index,
3968 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
3969 get_upper_bound): New.
3970 (graphite_trans_bb_strip_mine): Also update the iv map.
3971
3972 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
3973 (struct name_tree): Add a loop field.
3974 (struct scop): Add a graphite_loops_mapping field.
3975 (SCOP_LOOPS_MAPPING): New.
3976 (debug_clast_stmt): Declare.
3977 * lambda.h (find_induction_var_from_exit_cond): Declare.
3978 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
3979 * cfgloop.h (update_dominators_in_loop): Removed declaration.
3980 (create_empty_loop_on_edge): Updated.
3981 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
3982 rename_variables_in_bb): Declare.
3983 * tree-cfg.c (remove_bb): Extern.
3984
3985 * testsuite/gcc.dg/graphite/block-0.c: New.
3986
39872008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3988 Sebastian Pop <sebastian.pop@amd.com>
3989
3990 * graphite.c (strip_mine_profitable_p): New.
3991 (graphite_trans_bb_block): Disable strip mining if not profitable.
3992
3993 * testsuite/gcc.dg/graphite/scop-18.c: New.
3994 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
3995 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
3996
39972008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
3998 Jan Sjodin <jan.sjodin@amd.com>
3999 Sebastian Pop <sebastian.pop@amd.com>
4000
4001 * graphite.c (is_interchange_valid): New.
4002 (graphite_trans_bb_block): Check loop nest of basic block for legality
4003 of interchange.
4004
4005 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
4006 outer_most_loop, gbb_outer_most_loop_index): New.
4007
4008 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
4009 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
4010 * testsuite/gcc.dg/graphite/scop-16.c: New.
4011 * testsuite/gcc.dg/graphite/scop-17.c: New.
4012
40132008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4014
4015 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
4016 (graphite_trans_scop_block): Ignore SCoPs without bbs.
4017
40182008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
4019
4020 * graphite.c (new_scop): Initialize SCOP_EXIT.
4021 (scopdet_info): Add.
4022 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
4023 (build_scops_1): Cleanup, bugfixes.
4024 (build_scops): Cleanup.
4025
4026 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
4027 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
4028
40292008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4030
4031 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
4032
4033 * testsuite/gfortran.dg/graphite/graphite.exp: Use
4034 DEFAULT_GRAPHITE_FLAGS.
4035
4036 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
4037
40382008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4039
4040 * graphite.c (scan_tree_for_params): Do not assert any more if
4041 MULT_EXPR parameter is negative.
4042
4043 * testsuite/gfortran.dg/graphite/scop-1.f: New.
4044
4045 * testsuite/gfortran.dg/graphite/graphite.exp: New.
4046
4047 * testsuite/gcc.dg/graphite/scop-15.c: New.
4048
40492008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
4050
4051 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
4052
40532008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4054
4055 * graphite.c (graphite_trans_bb_swap_loops): Rename from
4056 graphite_swap_loops.
4057 (graphite_trans_bb_move_loop): New.
4058 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
4059 (graphite_trans_bb_block): New.
4060 (graphite_trans_loop_block): New.
4061 (graphite_trans_scop_swap_1and2): Rename from
4062 graphite_trans_swap_1and2.
4063 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
4064 (graphite_trans_scop_block): New.
4065 (graphite_apply_transformations): Rename from
4066 graphite_transformations.
4067
4068 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
4069
40702008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
4071
4072 * graphite.c (gbb_compare): New.
4073 (graphite_sort_gbbs): New.
4074 (gbb_can_be_ignored): New.
4075 (scop_remove_ignoreable_gbbs): New.
4076 (graphite_transformations): Cleanup and add
4077 scop_remove_ignoreable_gbbs.
4078 * lambda.h (lambda_vector_compare): New.
4079
40802008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
4081
4082 * graphite.c (print_graphite_bb): Correct printing of static schedule.
4083 (graphite_swap_loops): int -> unsigned
4084 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
4085 (graphite_transformations): New.
4086 (graphite_transform_loops): Move to graphite_transformations.
4087 * graphite.h (gbb_nb_loops): Return unsigned.
4088
40892008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
4090
4091 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
4092 the domain matrix. This makes scop-0.c work again.
4093
40942008-06-20 Richard Guenther <rguenther@suse.de>
4095
4096 * graphite.h: Adjust copyright to GPLv3.
4097 * graphite.c: Likewise.
4098 (stmt_simple_memref_for_scop_p): Split out from ...
4099 (stmt_simple_for_scop_p): ... here. Fix handling of calls
4100 and simplify.
4101 (get_bb_type): Optimize.
4102 (is_pred): Remove.
4103 (is_bb_addable): Fix memleak, replace is_pred call with
4104 single_pred.
4105 (build_scops): Use current_loops.
4106 (param_index): Fix memleak.
4107
41082008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4109
4110 * graphite.c: Fix formatting.
4111
41122008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4113
4114 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
4115 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
4116 (create_var_name, save_var_name): Newly defined functions.
4117 (initialize_cloog_names): Part of the code factored out to
4118 save_var_name.
4119 (clast_to_gcc_expression): Now handles the case of clast_red_sum
4120 in clast_reduction statement.
4121 (graphite_create_new_loop): Now takes a new parameter
4122 for outer_loop.
4123 (translate_clast): Now also takes the context_loop and bb_exit
4124 parameters. Rewritten the code so that it creates a gimple code
4125 inside the given context.
4126 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
4127 remove_cond_expr, disconnect_cond_expr,
4128 disconnect_virtual_phi_nodes): Newly defined functions.
4129 * graphite.h (struct scop): added old_ivs vector.
4130 SCOP_OLDIVS: New macro.
4131
41322008-06-19 Sebastian Pop <sebastian.pop@amd.com>
4133
4134 * cfgloopmanip.c: Add missing function comments, fix formatting.
4135
41362008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4137
4138 * cfgloopmanip.c (update_dominators_in_loop): Defined.
4139 (create_empty_loop_on_edge): Defined.
4140 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
4141 instead of void.
4142 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
4143 (update_dominators_in_loop): Declared as extern
4144 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
4145
41462008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
4147
4148 * graphite.c (print_graphite_bb): Allow changing number of loops
4149 in SCoP domain.
4150 (initialize_cloog_names): Allow changing number of loops.
4151 (build_cloog_prog): Simplify.
4152 (find_transform): Enable cloog option --strides.
4153 (graphite_swap_loops): New.
4154 (graphite_strip_mine_loop): New.
4155 (graphite_trans_swap_1and2): New.
4156 (graphite_trans_strip): New.
4157 (graphite_transform_loops): Add graphite_trans_strip.
4158 * graphite.h (scop_max_loop_depth): New.
4159
41602008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4161
4162 * graphite.c (build_scop_iteration_domain): Remove forgotten
4163 line. (Fixes compile)
4164
41652008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
4166
4167 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
4168 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
4169 (build_bb_loops): New.
4170 (graphite_transform_loops): Add build_bb_loops.
4171 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
4172 numbers.
4173 * graphite.h (graphite_bb): Add loops.
4174 (gbb_nb_loops): New.
4175 (gbb_loop_at_index): New.
4176 (gbb_loop_index): New.
4177 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
4178 using nb_params_in_scop.
4179
41802008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4181
4182 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
4183 (build_scop_canonical_schedules): Build minimized schedule.
4184 (schedule_to_scattering): Adapt to minimized schedule.
4185 * graphite.h (graphite_bb): Add/Update descriptions.
4186
41872008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
4188 Tobias Grosser <grosser@fim.uni-passau.de>
4189
4190 * graphite.c (print_graphite_bb): Add condition printing.
4191 (dump_value): New.
4192 (dump_gbb_conditions): New.
4193 (build_scop_conditions_1): New.
4194 (build_scop_conditions): New.
4195 * graphite.h (graphite_bb): Add conditions.
4196
41972008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
4198
4199 * graphite.c (print_graphite_bb):
4200 (free_graphite_bb): New.
4201 (free_scop): Free bbs.
4202 (get_bb_type): Free doms.
4203 (build_scop_context): Free context matrix.
4204 (build_loop_iteration_domains): Remove unused code.
4205 (build_cloog_prog): Free scattering function and blocklist.
4206 (find_transform): Free options.
4207
42082008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
4209
4210 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
4211 Remove unnecessery cloog data structures. Make a copy of the domain
4212 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
4213 unnecessary cloog data structures. Fix memory leaks. Remove insert
4214 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
4215 used.
4216 (build_scop_iteration_domain): Remove unnecessary cloog
4217 data structures. Fix memory leaks.
4218 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
4219 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
4220
42212008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4222
4223 * graphite.c (find_scop_params): Remove initialize_cloog_names.
4224
42252008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4226
4227 * graphite.c (end_scop): Style fix.
4228 (schedule_to_scattering): Style and comment fix.
4229
42302008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4231 * graphite.c (print_graphite_bb): Fix definiton of
4232 schedule_to_scattering.
4233 (initialize_cloog_names): Change nb_scattdims to max loop
4234 depth in SCoP.
4235 (schedule_to_scattering): Take parameter for number of scattering
4236 dimensions.
4237 (build_cloog_prog): Only build as much scattering dimensions as
4238 necessary.
4239
42402008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
4241
4242 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
4243 in polyhedron/aermod.f90.
4244
42452008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
4246 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4247 Harsha Jagasia <harsha.jagasia@amd.com>
4248
4249 * graphite.c (is_bb_addable): Fix segfault.
4250
42512008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
4252
4253 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
4254 with multiple exits and conditional handling in edge cases.
4255 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
4256
4257 * testsuite/gcc.dg/graphite/scop-14.c: New.
4258
42592008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
4260 Adrien Eliche <aeliche@isty.uvsq.fr>
4261
4262 * graphite.c (is_bb_addable): Add more comments and enhance
4263 readablity of the source code. Fix memory leak.
4264 (is_loop_exit): Fix memory leak.
4265
42662008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4267
4268 * graphite.c (first_loop_in_scop): Deleted.
4269 (setup_cloog_loop): Only walk the loop chain for inner loops.
4270 (build_scop_iteration_domain): Execute setup_cloog_loop for
4271 all loops in the first layer.
4272
42732008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
4274
4275 * graphite.c (scan_tree_for_params): Change the way params are
4276 added to be indepenent of the number of loops.
4277 (setup_cloog_loop): Revert to short matrix format. Fix parameter
4278 handling.
4279 (build_cloog_prog): Revert to short matrix format.
4280
42812008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4282 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
4283
4284 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
4285 warning.
4286
42872008-06-05 Sebastian Pop <sebastian.pop@amd.com>
4288
4289 * graphite.c (nb_data_refs_in_scop): New.
4290 (graphite_transform_loops): Print more stats: number of
4291 loops, basic blocks and data references per scop.
4292
42932008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4294 Jan Sjodin <jan.sjodin@amd.com>
4295
4296 * graphite.c (loop_affine_expr, idx_record_params,
4297 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
4298 instead of instantiate_parameters.
4299
43002008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4301
4302 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
4303 add support for parameters, add STATIC_SCHEDULE at the right places,
4304 cleanup.
4305
43062008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4307
4308 * graphite.c (build_scop_loop_nests): Only add the loops, that
4309 are contained completely in the SCoP.
4310 (build_cloog_prog): Disable scattering, until schedule_to_scattering
4311 and the domains are fixed.
4312 (build_scop_canonical_schedules): Add support for bbs not contained
4313 in any SCoP.
4314
43152008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
4316
4317 * graphite.h (scop_contains_loop): Update comments to match
4318 the actual behavior.
4319 (scop_contains_loop): New.
4320 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
4321
43222008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4323
4324 * graphite.c (get_bb_type): On function body, i.e. loop_0,
4325 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
4326 as GBB_COND_HEADER.
4327
43282008-06-04 Sebastian Pop <sebastian.pop@amd.com>
4329 Tobias Grosser <grosser@fim.uni-passau.de>
4330
4331 * graphite.c (graphite_transform_loops): Early return when
4332 there are no loops in the function.
4333
43342008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4335 Jan Sjodin <jan.sjodin@amd.com>
4336
4337 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
4338 offset of the last loop.
4339 (setup_cloog_loop): Copy the entire outer constraint matrix.
4340
43412008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4342 Jan Sjodin <jan.sjodin@amd.com>
4343
4344 * graphite.c (stmt_in_scop_p, function_parameter_p,
4345 invariant_in_scop_p): Removed.
4346 (scan_tree_for_params): Can be used with no constraint
4347 matrix for gathering parameters.
4348 (idx_record_params): Don't use idx_record_param, instead use
4349 scan_tree_for_params.
4350 (find_scop_parameters): Same.
4351 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
4352 Fix the size of loop domains.
4353 (schedule_to_scattering): Exit when the outer loop is not in scop.
4354 (find_transform): Enable build_cloog_prog.
4355
43562008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4357 Jan Sjodin <jan.sjodin@amd.com>
4358
4359 * graphite.c (schedule_to_scattering): Make scattering domains
4360 uniformly of the same size, as required by CLooG 0.14.0 and before.
4361
43622008-05-31 Sebastian Pop <sebastian.pop@amd.com>
4363 Jan Sjodin <jan.sjodin@amd.com>
4364
4365 * graphite.c (schedule_to_scattering): Rewrite, correct the
4366 translation of the scheduling function to scattering.
4367 (build_cloog_prog): Call schedule_to_scattering only once.
4368 * graphite.h (scop_loop_index): Do not fail for loops not
4369 in the scop: return -1.
4370
43712008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
4372
4373 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
4374 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
4375 (setup_cloog_loop): Export GBB_DOMAIN.
4376 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
4377 able to rebuild the original control flow.
4378 * graphite.h (graphite_bb): Add domain field and access macro.
4379 (GBB_DOMAIN): New.
4380
43812008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4382
4383 * graphite.c (debug_gbb): New.
4384 (print_scop, build_graphite_bb): Use SCOP_BBS.
4385 (build_scop_bbs): Reimplemented.
4386 (dfs_bb_in_scop_p): Removed.
4387 (build_scop_loop_nests): Reorder loops inserted in
4388 SCOP_LOOP_NEST: outer loops should come first.
4389 (build_scop_canonical_schedules): Reinitialize at zero
4390 the components of the SCOP_STATIC_SCHEDULE for the loops
4391 that have already been parsed.
4392
4393 * graphite.h (debug_gbb): Declared.
4394
43952008-05-30 Sebastian Pop <sebastian.pop@amd.com>
4396 Jan Sjodin <jan.sjodin@amd.com>
4397
4398 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
4399 (graphite_loop_to_gcc_loop): Removed.
4400 (remove_all_edges): New.
4401 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
4402 (gloog): Remove useless code.
4403
44042008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4405
4406 * graphite.c (get_bb_type): Reworked. We distinguish between
4407 loops with one or multiple exits.
4408 (is_loop_exit): New.
4409 (is_pred): New.
4410 (is_bb_addable): Rework condition handling, now support for case
4411 case statements and loops with multiple exits.
4412
4413 * testsuite/gcc.dg/graphite/scop-11.c: New.
4414 * testsuite/gcc.dg/graphite/scop-12.c: New.
4415 * testsuite/gcc.dg/graphite/scop-13.c: New.
4416
44172008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
4418
4419 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
4420 we have too many colors.
4421
44222008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
4423
4424 * doc/invoke.texi (-ftree-loop-fusion): Document.
4425 * tree-pass.h (pass_loop_fusion): Declared.
4426 * tree-loop-fusion.c: New.
4427 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
4428 * tree-data-ref.c (find_data_references_in_loop): Make extern.
4429 * tree-data-ref.h (find_data_references_in_loop): Declared.
4430 * common.opt (ftree-loop-fusion): Declared.
4431 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
4432
44332008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4434
4435 * graphite.c (build_access_matrix): Fix typo from the merge.
4436
44372008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4438
4439 * Merge from mainline (130800:135673).
4440
44412008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4442
4443 * graphite.c (end_scop): The exit of the scop is not part of the scop.
4444 Update dominators after splitting.
4445
44462008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4447
4448 * graphite.c (is_bb_addable): Return the harmful statement.
4449 Factor up some code.
4450 (end_scop): New. Splits end of scope bbs on a harmful statement.
4451 (build_scops_1): Call end_scop.
4452
44532008-05-07 Sebastian Pop <sebastian.pop@amd.com>
4454
4455 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
4456 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
4457 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
4458 build_scops_1): Removed.
4459 (build_scops_2): Renamed build_scops_1.
4460
44612008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4462
4463 * graphite.c: Fix formatting.
4464
44652008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4466
4467 * graphite.c (get_bb_type): New.
4468 (move_scops): New.
4469 (build_scops_2): New.
4470 (is_bb_addable): New.
4471 (build_scops): Switch the scop detection.
4472 (build_scop_bbs): Add entry bb to scop.
4473 * graphite.h (struct scop): Update comment.
4474
44752008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4476
4477 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
4478 more colors.
4479
44802008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4481
4482 * testsuite/gcc.dg/graphite/scop-1.c: Update.
4483 * testsuite/gcc.dg/graphite/scop-2.c: Update.
4484 * testsuite/gcc.dg/graphite/scop-4.c: Update.
4485 * testsuite/gcc.dg/graphite/scop-5.c: Add.
4486 * testsuite/gcc.dg/graphite/scop-6.c: Add.
4487
44882008-05-06 Sebastian Pop <sebastian.pop@amd.com>
4489
4490 * testsuite/gcc.dg/graphite/scop-0.c: Add.
4491 * testsuite/gcc.dg/graphite/scop-7.c: Add.
4492 * testsuite/gcc.dg/graphite/scop-8.c: Add.
4493 * testsuite/gcc.dg/graphite/scop-9.c: Add.
4494 * testsuite/gcc.dg/graphite/scop-10.c: Add.
4495
44962008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
4497
4498 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
4499 Check affine expressions depending on the outermost loop
4500 instead of a scop.
4501 (stmt_simple_for_scop_p): Same.
4502 (harmfule_stmt_in_scop): Same.
4503
45042008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
4505
4506 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
4507 mark entry and exit, that are not part of the SCoP and update HTML
4508 formatting.
4509
45102008-04-25 Sebastian Pop <sebastian.pop@amd.com>
4511
4512 * graphite.c (basic_block_simple_for_scop_p): Renamed
4513 harmful_stmt_in_bb.
4514 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
4515 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
4516 (all_preds_visited_p, all_succs_visited_p,
4517 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
4518 scop_end_loop): New.
4519 (build_scops): Do not use dfs_enumerate_from.
4520
4521 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
4522
45232008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4524
4525 * graphite.c: Add comments to functions that are missing a
4526 description.
4527 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
4528
45292008-04-23 Sebastian Pop <sebastian.pop@amd.com>
4530
4531 * graphite.c (nb_params_in_scop): Moved...
4532 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
4533 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
4534 (clast_to_gcc_expression): Reduce column size to less than 80.
4535 (graphite_create_iv): Return the new name of the IV.
4536 (find_transform): Set options->esp and options->cpp.
4537 (gloog): Comment out the invalidation of the old loop code.
4538 (initialize_dependence_polyhedron): Replace scop_nb_params with
4539 nb_params_in_scop.
4540
4541 * graphite.h (nb_params_in_scop): ... here.
4542 (scop_nb_params): Removed.
4543 (loop_domain_dim): Return something even when the loop was not
4544 found in the hash table: avoid ICEing on all the graphite.exp
4545 testcases.
4546
45472008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4548
4549 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
4550
4551 * graphite.c (build_scop_dynamic_schedules): Schedule is built
4552 according to nesting level.
4553 (find_scop_parameters): Call instantiate_parameters.
4554 (scan_tree_for_params): Extend it to handle general affine bounds.
4555 Inner loop bound can depend on outer loop induction variable.
4556 (setup_cloog_loop): tmp variable is allocated on stack. Call
4557 instantiate_parameters with respect to outermost_loop_in_scop.
4558 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
4559 graphite.h.
4560 (create_empty_loop): Function loopify should be given edge
4561 probability, instead of edge frequency. Dominance relation from
4562 switch_bb to loop_header.
4563 (clast_to_gcc_expression): Added handling of clast_reduction node.
4564 (gloog): New functionality for removing old loop.
4565 (test_dependence): Factored out from build_rdg_all_levels.
4566 (build_rdg_all_levels): Dependence testing factored out to
4567 test_dependence function.
4568
4569 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
4570 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
4571 from graphite.c
4572
45732008-04-07 Sebastian Pop <sebastian.pop@amd.com>
4574
4575 * graphite.c (free_scop, param_index, initialize_cloog_names,
4576 nb_params_in_scop): Use name_tree map instead of just a tree
4577 for keeping track of the variable name associated to that tree.
4578 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
4579 clast_to_gcc_expression, graphite_create_iv,
4580 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
4581 graphite_stmt_to_gcc_stmt): New.
4582 (gloog): Call these.
4583 * graphite.h (struct name_tree): New.
4584 (struct scop): Use name_tree instead of tree for params.
4585 Store a vector of name_tree for new_ivs.
4586 (SCOP_NEWIVS): New.
4587 (scop_nb_params): Use name_tree instead of tree.
4588
45892008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
4590 Sebastian Pop <sebastian.pop@amd.com>
4591
4592 * tree-bounds.c: New.
4593 * tree-bounds.h: New.
4594 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
4595 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
4596 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
4597 flag_mudflap.
4598 * gcc.c: Same.
4599 * toplev.c: Same.
4600 * c-cppbuiltin.c: Same.
4601 * c-pragma.c: Same.
4602 * common.opt: Same.
4603 * varasm.c: Same.
4604 * tree-outof-ssa.c: Same.
4605 * c-common.c: Same.
4606 * Makefile.in: Same.
4607
46082008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
4609 Sebastian Pop <sebastian.pop@amd.com>
4610
4611 * tree-loop-distribution.c (remaining_stmts,
4612 upstream_mem_writes): Removed static variables.
4613 (copy_loop_before, create_bb_after_loop,
4614 mark_nodes_having_upstream_mem_writes, free_rdg_components,
4615 rdg_build_components, rdg_build_partitions,
4616 dump_rdg_partitions): Extern.
4617 (generate_loops_for_partition, generate_code_for_partition): Do not
4618 return a bool.
4619 (already_processed_vertex_p, predecessor_has_mem_write,
4620 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
4621 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
4622 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
4623 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
4624 Pass remaining_stmts and upstream_mem_writes as parameters.
4625 (rdg_component): Moved...
4626 (build_rdg_partition_for_component): Do not aggregate components when
4627 flag_streamize_loops is set.
4628 (gen_sequential_loops): New.
4629 (ldist_gen): Call gen_sequential_loops.
4630
4631 * tree-pass.h (pass_loop_streamization): Declared.
4632
4633 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
4634 basic blocks when loops structures exist.
4635
4636 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
4637
4638 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
4639
4640 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4641 eliminate_local_variables_stmt, eliminate_local_variables,
4642 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4643 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4644 of code delimited by two edges in the CFG.
4645 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4646 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4647 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4648 the case of parallelisation of reductions.
4649 (create_loop_fn): Extern.
4650 (create_omp_parallel_region): New.
4651
4652 * tree-data-ref.c (dump_data_dependence_relation): Don't call
4653 dump_data_reference for printing dra and drb.
4654 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
4655 RDGE_RELATION.
4656 (build_rdg): Don't call free_dependence_relations for the moment, as
4657 we attach dependence relations on each edge of the RDG.
4658 To be fixed later.
4659
4660 * tree-data-ref.h (rdg_component): ...here.
4661 (struct rdg_edge): New field ddr_p relation.
4662 (RDGE_RELATION): New.
4663 (create_bb_after_loop, copy_loop_before,
4664 mark_nodes_having_upstream_mem_writes, rdg_build_components,
4665 rdg_build_partitions, dump_rdg_partitions,
4666 free_rdg_components): Declared.
4667
4668 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
4669 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
4670
4671 * tree-loop-streamization.c: New.
4672
4673 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
4674 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
4675
4676 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
4677
4678 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4679
4680 * passes.c: Schedule pass_loop_streamization.
4681
46822008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
4683
4684 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
4685 update comment.
4686
46872008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
4688
4689 * graphite.c (dot_all_scops): Update formatting.
4690 Bbs can now be part of more than one SCoP.
4691
46922008-03-04 Sebastian Pop <sebastian.pop@amd.com>
4693
4694 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
4695 malloc problems.
4696 (loop_domain_dim): Check for unregistered toplev SCOP loop.
4697 * graphite.h (loop_to_cloog_loop): New.
4698
46992008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4700
4701 * graphite.c (loop_domain_dim, ref_nb_loops,
4702 loop_iteration_vector_dim): New.
4703 (build_access_matrix_with_af, build_access_matrix,
4704 initialize_dependence_polyhedron): Fixed for new matrix layout.
4705 No longer assume that all iteration domains are of the same
4706 dimensionality.
4707
47082008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4709
4710 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4711 defined in a loop at depth 0 is invariant.
4712 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4713 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4714 be called at loop depth 0.
4715
4716 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
4717 a parameter.
4718 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
4719 (down_open_scop): Removed.
4720 (loop_in_scop_p): Redefined.
4721 (scop_affine_expr): New argument: scop.
4722 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
4723 a harmful statement ending a scop.
4724 (basic_block_simple_for_scop_p): New argument: scop.
4725 (get_loop_start): Removed.
4726 (new_scop): Initialize SCOP_LOOPS.
4727 (free_scop): Free SCOP_LOOPS.
4728 (succs_at_same_depth, preds_at_same_depth): New.
4729 (end_scop): Test the validity of a scop.
4730 (add_dominators_to_open_scops): New.
4731 (test_for_scop_bound): Call add_dominators_to_open_scops.
4732 Add cases for opening and closing multiple scops.
4733 (build_scops, build_scop_bbs): Iterate over basic blocks in
4734 depth first order.
4735 (build_graphite_bb): Pass scop directly.
4736 (dfs_bb_in_scop_p): New.
4737 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
4738 several times.
4739 (nb_loops_around_gb): Use loop_in_scop_p.
4740 (schedule_to_scattering): Disabled for the moment the code computing
4741 the "textual order for outer loop".
4742
4743 * graphite.h (struct scop): New field loops.
4744 (SCOP_LOOPS): New.
4745 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
4746
4747 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
4748
47492008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
4750 Sebastian Pop <sebastian.pop@amd.com>
4751
4752 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
4753 * common.opt (fstreamize-loops): New.
4754 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
4755 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
4756 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
4757 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
4758
47592008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4760
4761 * tree-data-ref.c (build_empty_rdg): New.
4762 (build_rdg): Use it.
4763 * tree-data-ref.h (build_empty_rdg): Declared.
4764 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
4765 (find_vertex_for_stmt): Removed.
4766 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
4767
47682008-02-21 Sebastian Pop <sebastian.pop@amd.com>
4769
4770 * tree-loop-distribution.c (generate_builtin): After cancelling the
4771 loop tree, also delete basic blocks.
4772 (rdg_flag_uses): Stop recursion when a vertex has already been
4773 processed.
4774
47752008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4776
4777 * graphite.c (build_scop_alpha): Removed.
4778 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
4779 and dump_dependence_graph to avoid compiler warnings.
4780
47812008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4782
4783 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
4784 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
4785 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
4786 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
4787 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
4788 (initialize_dependence_polyhedron, find_vertex_for_stmt,
4789 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4790 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
4791 dump_dependence_graph): New.
4792 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
4793 (GBB_ALPHA): New.
4794 (struct scop): New field loop2cloog_loop.
4795 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
4796 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
4797
47982008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4799
4800 * graphite.c (build_graphite_bb): Fix initialization
4801 of the graphite basic block.
4802
48032008-02-05 Sebastian Pop <sebastian.pop@amd.com>
4804
4805 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
4806 loop domain matrix. Pass in the number of loops contained in the
4807 constraint matrix.
4808 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
4809 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
4810 loops that are not surrounding the current loop are not represented
4811 in the domain constraint matrix.
4812 (build_scop_iteration_domain): Initial domain constraint matrix
4813 contains only the eq/ineq, cst, and scop parameters columns.
4814
48152008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4816
4817 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
4818 (print_graphite_bb): Print scattering.
4819
48202008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4821
4822 * graphite.c (initialize_cloog_names): Initialize names of
4823 scattering variables.
4824
48252009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4826
4827 * graphite.c (dot_all_scops_1): Disable debug output while
4828 printing graph.
4829
48302008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
4831
4832 * graphite.c (find_transform): Change cloog output language to C.
4833
48342008-01-27 Sebastian Pop <sebastian.pop@amd.com>
4835
4836 * tree-loop-distribution.c (generate_memset_zero,
4837 generate_builtin, generate_code_for_partition,
4838 rdg_flag_all_uses): New.
4839 (rdg_flag_uses): Gather in the same partition the statements defining
4840 the VUSES of the current statement.
4841 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
4842 Gather in the same partition not only the stores to the same memory
4843 access, but also the reads.
4844 (ldist_generate_loops): Renamed ldist_gen.
4845
48462008-01-24 Sebastian Pop <sebastian.pop@amd.com>
4847 Tobias Grosser <grosser@fmi.uni-passau.de>
4848
4849 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
4850 next pointer, don't use the inner pointer.
4851
48522008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
4853
4854 * graphite.c (dot_all_scops, dot_all_scops_1): New.
4855 (find_transform): Call dot_all_1.
4856 * graphite.h (dot_all_scops): Declared.
4857
48582007-12-14 Sebastian Pop <sebastian.pop@amd.com>
4859
4860 * tree-loop-distribution.c: Fix apsi.f ICE.
4861 (create_bb_after_loop): New.
4862 (generate_loops_for_partition): Use it.
4863 * testsuite/gfortran.dg/ldist-1.f90: New.
4864
4865 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
4866 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
4867
48682007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4869
4870 * graphite.c (find_transform): Dump cloog program sent to cloog.
4871
48722007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4873
4874 * graphite.c (initialize_cloog_names): Initialize cloog
4875 iterator names.
4876
48772007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
4878
4879 * graphite.c (build_scop_context): Fix typo, for the matrix
4880 format: insert '0 >= 0' instead of '-1 >= 0'.
4881
48822007-12-13 Sebastian Pop <sebastian.pop@amd.com>
4883
4884 * Fix merge problems.
4885
48862007-12-13 Sebastian Pop <sebastian.pop@amd.com>
4887
4888 * graphite.c (setup_cloog_loop): Fix typo.
4889
48902007-12-12 Sebastian Pop <sebastian.pop@amd.com>
4891
4892 * doc/invoke.texi (-ftree-loop-distribution): Documented.
4893 * tree-loop-distribution.c: Reimplemented.
4894 * tree-pass.h (pass_loop_distribution): New.
4895 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
4896 print_loops.
4897 * graphds.h (struct graph): New field indexes.
4898 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4899
4900 * tree-vect-analyze.c: Remove declaration of static functions when not
4901 needed.
4902 * tree-vectorizer.c: Same.
4903 (rename_variables_in_loop): Now extern.
4904 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
4905 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
4906 calling redirect_edge_and_branch_force.
4907
4908 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4909
4910 * tree-data-ref.c: Don't include tree-chrec.h.
4911 (debug_data_dependence_relations): New.
4912 (dump_data_dependence_relation): Call dump_data_reference on data refs
4913 in the relation.
4914 (same_access_functions): Moved...
4915 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4916 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4917 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4918 struct rdg_vertex_info, ): New.
4919 (create_rdg_edge_for_ddr): Compute the dependence level before looking
4920 at DDR_REVERSED_P.
4921 (create_rdg_vertices): Initialize the htab of graph->indexes.
4922 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
4923 (stmts_from_loop): Don't save LABEL_EXPR.
4924 (hash_stmt_vertex_info, eq_stmt_vertex_info,
4925 hash_stmt_vertex_del): New.
4926 (build_rdg): Initialize rdg->indexes.
4927 (free_rdg, stores_from_loop, ref_base_address,
4928 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4929 have_similar_memory_accesses_1, ref_base_address_1,
4930 remove_similar_memory_refs): New.
4931
4932 * tree-data-ref.h: Include tree-chrec.h.
4933 (debug_data_dependence_relations): Declared.
4934 (same_access_functions): ...here. Now static inline.
4935 (ddr_is_anti_dependent, ddrs_have_anti_deps,
4936 ddr_dependence_level): New.
4937 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
4938 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
4939 RDG_MEM_READS_STMT): New.
4940 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4941 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4942 rdg_vertex_for_stmt): Declared.
4943 (struct rdg_edge): New field level.
4944 (RDGE_LEVEL, free_rdg): New.
4945 (stores_from_loop, remove_similar_memory_refs,
4946 rdg_defs_used_in_other_loops_p,
4947 have_similar_memory_accesses): Declared.
4948 (rdg_has_similar_memory_accesses): New.
4949
4950 * lambda.h (dependence_level): New.
4951 * common.opt (ftree-loop-distribution): New.
4952 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
4953 (print_loop_ir): Renamed print_loops.
4954 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
4955 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
4956 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
4957 (tree-loop-distribution.o): Added.
4958 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4959 (mark_virtual_ops_in_bb): New.
4960 (print_loops_bb, debug_loop_num, debug_loop): New.
4961 * passes.c: Scheduled pass_loop_distribution.
4962
49632007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4964
4965 * graphite.c (scan_tree_for_params): Correct the number of columns
4966 for polylib format.
4967 (nb_flat_iterator): New.
4968 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
4969 (build_scop_iteration_domain): Correct the number of columns for
4970 polylib format.
4971
49722007-12-12 Sebastian Pop <sebastian.pop@amd.com>
4973
4974 * Merge from mainline (129697:130800).
4975
49762007-10-30 Sebastian Pop <sebastian.pop@amd.com>
4977
4978 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
4979 dominated by SCoP's exit.
4980 (graphite_transform_loops): Compute post dominators.
4981
49822007-10-28 Sebastian Pop <sebastian.pop@amd.com>
4983
4984 * Merge from mainline (127169:129697).
4985
49862007-10-28 Sebastian Pop <sebastian.pop@amd.com>
4987
4988 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
4989 parameter for the basic block that contains the expression. Use
4990 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
4991 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
4992 the expression.
4993 * graphite.h (gbb_loop): New.
4994 (GBB_LOOP): Removed.
4995
49962007-08-03 Sebastian Pop <sebpop@gmail.com>
4997
4998 * Makefile.in: Fix merge problem.
4999
50002007-08-03 Sebastian Pop <sebpop@gmail.com>
5001
5002 * Merge from mainline (125309:127169).
5003 * tree-loop-distribution.c: Disabled.
5004
50052007-06-05 Sebastian Pop <sebpop@gmail.com>
5006
5007 * Merge from mainline (r123693:125309).
5008
50092007-05-30 Sebastian Pop <sebpop@gmail.com>
5010
5011 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
5012 correct_modify_p
5013 (correct_modify_p, check_statements, number_of_lvalue_uses,
5014 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
5015 instead of MODIFY_EXPR.
5016 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
5017 and push new edges.
5018
50192007-05-24 Sebastian Pop <sebpop@gmail.com>
5020
5021 * tree-loop-distribution.c (struct rdg): Replace arrays by
5022 VECs for edges and vertices.
5023 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
5024 (RDGV_NB_PARTITIONS): New.
5025 (PRDG_NBV, PRDG_NBE): Removed.
5026 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
5027 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
5028 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
5029
50302007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
5031 Sebastian Pop <sebpop@gmail.com>
5032
5033 * doc/invoke.texi (-ftree-loop-distribution): Document.
5034 * tree-loop-distribution.c: New file.
5035 * tree-pass.h (pass_loop_distribution): Declared.
5036 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5037 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
5038 and set reversed_p.
5039 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
5040 (DDR_REVERSED_P): New.
5041 * common.opt (-ftree-loop-distribution): New.
5042 * tree-flow.h (distribute_loops): Declared.
5043 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
5044 * passes.c (init_optimization_passes): Schedule loop distribution.
5045
50462007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
5047
5048 * graphite.c (print_graphite_bb): Don't call dump_data_references.
5049 (print_scop): Don't print when scop is NULL.
5050 (build_scop_context, find_transform): Don't output to stderr.
5051
50522007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
5053
5054 * tree-data-ref.c: Don't include graphite.h.
5055 Comment out the code for printing data reference's scop.
5056 (build_access_matrix_with_af): Moved...
5057 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
5058 * graphite.c (build_access_matrix_with_af): ... here. Now static.
5059 (print_graphite_bb): Print basic block's schedule.
5060 (print_scop): Don't print the schedule, call cloog's pretty printer.
5061 (bb_in_scop_p): A basic block is in a scop only if it is both
5062 dominated and postdominated by the scop's entry and exit basic blocks.
5063 (function_parameter_p): New.
5064 (invariant_in_scop_p): Use function_parameter_p.
5065 (new_scop, save_scop): New.
5066 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
5067 save_scop.
5068 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
5069 (loop_in_scop_p): New.
5070 (scop_record_loop): Use loop_in_scop_p.
5071 (build_scop_domain): Renamed build_scop_iteration_domain.
5072 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
5073 nb_params_in_scop, build_scop_context, first_loop_in_scop,
5074 setup_cloog_loop, dot_scop_1, dot_scop): New.
5075 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
5076 (struct scop): Add a pointer to cloog's representation of a program.
5077
50782007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5079
5080 * doc/invoke.texi (-ftree-check-verbose): Renamed
5081 -ftree-checks-verbose.
5082 * common.opt (flag_tree_check_verbose): Renamed
5083 flag_tree_checks_verbose.
5084 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
5085
50862007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
5087
5088 * configure: Regenerated.
5089 * config.in: Regenerated.
5090 * tree-ssa-loop.c (graphite_transforms): Execute
5091 graphite_transform_loops only when HAVE_cloog.
5092 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
5093 * graphite.c: Include polylibgmp.h and cloog.h.
5094 (graphite_transform_loops): Removed loops parameter.
5095 * tree-flow.h (graphite_transform_loops): Update declaration.
5096 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
5097 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
5098 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
5099 (OBJS-common): Remove dependence on graphite.o.
5100 (BACKEND): Depend on @GRAPHITE@.
5101
51022007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
5103
5104 * doc/invoke.texi (-ftree-check-verbose): Documented.
5105 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
5106 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
5107 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
5108 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
5109 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
5110 * testsuite/gcc.dg/tree-checker/condates.crp: New.
5111 * common.opt (ftree-checks-verbose): New.
5112 * tree-check.c (tree_check_warning): Move extra stderr output
5113 under control of flag_tree_check_verbose.
5114
51152007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
5116
5117 * tree-match.c: Fix comments formatting.
5118 * tree-match.h: Fix comments formatting.
5119 * tree-check.c: Fix comments formatting.
5120 (tree_check_init): Restructure.
5121
51222007-04-12 Nic Volanschi <nic.volanschi@free.fr>
5123
5124 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
5125
51262007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
5127
5128 * Merge from mainline (r120733:123693).
5129
51302007-03-20 Nic Volanschi <nic.volanschi@free.fr>
5131
5132 * condate.y: New file.
5133 * tree-match.h (struct patt_info_s): New field sign.
5134 (struct condate_s): New field msg.
5135 (normalize_condate, name_condate, add_condate): New.
5136 (conds[], condate_parse): Made extern.
5137 * tree-check.c (tree_check_warning): First arg changed to cond;
5138 warning reformatted.
5139 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
5140 (tree_scan): New.
5141 (tree_check): Process trivial condates.
5142 (read_delimited_string): Removed.
5143 (print_cond): Print name and msg.
5144 (conds[]): Made extern.
5145 (parse_tree_check_file_once): Rewritten to use the parser in
5146 condate.y.
5147 Processing of option --tree_check_string moved to tree_scan().
5148 * Makefile.in: Added condate.y
5149
51502007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
5151
5152 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
5153 Use VECs instead of varrays.
5154 * diagnostic.h (lazy_dump_generic_node): Update declaration.
5155 * Makefile.in (pretty-print.o): Depend on vec.h.
5156 * pretty-print.c: Include tree.h and vec.h.
5157 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
5158 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
5159 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
5160 pp_free_list): Use VECs instead of varrays.
5161 * pretty-print.h: Do not include varray.h.
5162 (struct tree_chunk_s): Declaration moved before its use.
5163 (output_buffer): Rename varray field to chunks.
5164 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
5165 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
5166 save_global_holes): Use VECs instead of varrays.
5167 * tree-match.h: Declare VECs of cfg_node, and hole_p.
5168 * tree-check.c (scan_cfg_stmts, push_node,
5169 print_matching_stmt): Removed.
5170 (tree_check_instance, push_global_holes_if_new, tree_check,
5171 execute_tree_check): Use VECs instead of varrays.
5172 (gate_tree_check): Don't execute the CFG check when basic_block_info
5173 is not available.
5174
51752007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5176
5177 * Merge from mainline (r115016:120733).
5178
51792007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5180
5181 * Merge from mainline (r117632:117661).
5182
51832007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
5184
5185 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
5186 * tree-pass.h (TDF_DEBUG, debug_p): New.
5187 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
5188 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
5189 get_loop_exit_condition, analyze_evolution_in_loop,
5190 analyze_initial_condition, analyze_scalar_evolution,
5191 instantiate_parameters, number_of_latch_executions): Use debug_p.
5192 * tree-chrec.c (chrec_apply): Use debug_p.
5193 * tree-data-ref.c: Include graphite.h.
5194 (dump_data_reference): Print also the access matrix.
5195 (analyze_array, analyze_indirect_ref, init_data_ref,
5196 analyze_offset_expr, address_analysis, object_analysis,
5197 create_data_ref, finalize_ddr_dependent,
5198 non_affine_dependence_relation, analyze_ziv_subscript,
5199 analyze_siv_subscript_cst_affine,
5200 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5201 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
5202 analyze_miv_subscript, analyze_overlapping_iterations,
5203 build_classic_dist_vector, subscript_dependence_tester,
5204 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
5205 (build_access_matrix_with_af): No longer static.
5206 * tree-data-ref.h (scop_p): ... declaration here.
5207 (data_reference.scop): New field.
5208 (DR_SCOP, DR_ACCESS_MATRIX): New.
5209 (build_access_matrix_with_af, dr_num_subscripts): Declared.
5210 * graphite.c (print_graphite_bb): Call dump_data_references.
5211 (print_scop): Use scop_nb_loops and scop_dim_domain.
5212 (test_for_scop_bound): Use debug_p.
5213 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
5214 scop_nb_params.
5215 (scop_loop_index): Moved...
5216 (scop_record_loop): New.
5217 (build_scop_loop_nests): Use scop_record_loop.
5218 (build_scop_domain): Use scop_dim_domain.
5219 (build_access_matrix): Implemented.
5220 (build_scop_canonical_schedules): Use scop_nb_loops.
5221 (build_graphite_bb): Initialize GBB_SCOP.
5222 * graphite.h (scop_p): Moved...
5223 (graphite_bb.scop): New field.
5224 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
5225 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
5226 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
5227 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
5228 scop_loop_index): New.
5229 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
5230
52312007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
5232
5233 * Merge from mainline (r117661:120450).
5234
52352006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
5236
5237 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
5238 at the first declaration outside the varying loop, instantiate as
5239 far as possible.
5240 * tree-chrec.c (for_each_scev_op): New.
5241 * tree-chrec.h (for_each_scev_op): Declared.
5242 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
5243 * tree-data-ref.c (get_references_in_stmt,
5244 find_data_references_in_stmt): New, from trunk.
5245 (find_data_references_in_loop): Use get_references_in_stmt
5246 and find_data_references_in_loop, modified as in trunk.
5247 (build_access_matrix_with_af): New.
5248 * tree-data-ref.h (data_reference): Add a field access_matrix.
5249 (data_ref_loc): New, as in trunk.
5250 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
5251 invariant_in_scop_p, param_index, scan_tree_for_params,
5252 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
5253 idx_record_param, idx_record_params, build_access_matrix,
5254 build_scop_data_accesses, build_scop_canonical_schedules,
5255 build_graphite_bb, build_scop_bbs, find_params_in_bb,
5256 build_scop_params): New.
5257 * graphite.h (graphite_bb): New.
5258 (scop): Add fields static_schedule, params, loop_nest,
5259 iteration_domain.
5260 * lambda.h: Declare vecs of lambda_matrix.
5261 * tree-flow.h (print_loop_ir_bb): Declared.
5262 * tree-cfg.c (print_loop_ir_bb): New.
5263 (print_loop): Use print_loop_ir_bb.
5264
52652006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
5266
5267 * Merge from mainline (r115016:117632).
5268
52692006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
5270
5271 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
5272 break due to a warning.
5273
52742006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
5275
5276 * graphite.c (print_scops, debug_scops): New.
5277 (graphite_transform): Renamed graphite_find_transform.
5278 * graphite.h (debug_scops): Declared.
5279
52802006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
5281
5282 * tree-match.c: Reformat following the GNU style.
5283 * tree-match.h: Reformat following the GNU style.
5284 * tree-pattern.h: Removed empty file.
5285 * Makefile.in: Remove references to tree-pattern.h.
5286 * tree-check.c: Reformat following the GNU style.
5287 (execute_tree_check): Move gate condition code to...
5288 (gate_tree_check): ...here. New function.
5289 (pass_check): Use the gate function.
5290
52912006-07-04 Nic Volanschi <nic.volanschi@free.fr>
5292
5293 * tree-pattern.h: New. Tree pattern matching and checking using
5294 concrete syntax.
5295 * tree-check.c: New. Tree/CFG checking pass.
5296 * tree-match.c: New. Library for tree pattern matching.
5297 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
5298 * toplev.c, flags.h: Add globals for tree-check pass.
5299 * Makefile.in: Integrate the files in tree-check pass.
5300 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
5301 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
5302 Introduce a "lazy" pretty-print mode.
5303 * tree.c, tree.h: Add tree_name.
5304
53052006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
5306
5307 * doc/invoke.texi (-fgraphite): Correct typo.
5308 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
5309 use of print_loop_ir.
5310 * testsuite/gcc.dg/graphite/scop-1.c: New.
5311 * testsuite/gcc.dg/graphite/scop-2.c: New.
5312 * testsuite/gcc.dg/graphite/graphite.exp: New.
5313 * graphite.c: Include domwalk.h.
5314 (print_scop): Print only the entry and exit blocks.
5315 (debug_scop): No longer static.
5316 (affine_expr): Fix formating. Return also true when the expression is
5317 constant.
5318 (stmt_simple_for_scop_p): Fix formating.
5319 (build_scops): Use domwalk.
5320 (get_loop_start, end_scop, test_for_scop_bound): New.
5321 (graphite_transform_loops): Avoid printing on stderr.
5322 * graphite.h (debug_scop): Declared.
5323 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
5324 * Makefile.in (graphite.o): Depend on domwalk.h.
5325 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
5326 declarations for static functions.
5327 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
5328 controlling output verbosity.
5329
53302006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
5331 Plesco Alexandru <shurikx@gmail.com>
5332
5333 * doc/invoke.texi (-fgraphite): Document.
5334 * tree-pass.h (pass_graphite_transforms): Declared.
5335 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
5336 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
5337 (pass_graphite_transforms): Defined.
5338 * tree-data-ref.c (free_data_ref, data_reference): Extern.
5339 * tree-data-ref.h (free_data_ref, data_reference): Declared.
5340 * graphite.c, graphite.h: New.
5341 * common.opt (fgraphite): Declared.
5342 * tree-flow.h (graphite_transform_loops): Declared.
5343 * Makefile.in (OBJS-common): Add graphite.o.
5344 (graphite.o): New rule.
5345 * passes.c (pass_graphite_transforms): Scheduled.
5346
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