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re PR tree-optimization/42205 ([graphite] internal compiler error: verify_ssa failed...
[gcc.git] / gcc / ChangeLog.graphite
CommitLineData
403ebc7e
SP		 12009-12-17 Sebastian Pop <sebastian.pop@amd.com>
2
3 PR middle-end/42205
4 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt):
5 Insert the reduction copy in the same block as the phi node.
6 (follow_ssa_with_commutative_ops): Handle GIMPLE_NOPs.
7
8 * testsuite/gcc.dg/graphite/pr42205-1.c: New.
9 * testsuite/gcc.dg/graphite/pr42205-2.c: New.
10
112009-12-17 Sebastian Pop <sebastian.pop@amd.com>
12
13 PR middle-end/42221
14 * sese.c (expand_scalar_variables_expr): Follow the SSA links into
15 the array indexing of ADDR_EXPRs.
16
17 * testsuite/gcc.dg/graphite/pr42221.c: New.
18
070ba483
SP		 192009-12-17 Sebastian Pop <sebastian.pop@amd.com>
20
21 PR middle-end/42178
22 PR middle-end/42334
23 * graphite-interchange.c (lst_try_interchange): Do not modify OUTER
24 index. Call lst_interchange_select_inner only once.
25 (lst_interchange_select_inner): Update use of lst_try_interchange.
26 (lst_interchange_select_outer): Update.
27
282009-12-15 Sebastian Pop <sebastian.pop@amd.com>
29
30 PR middle-end/42178
31 PR middle-end/42334
32 * graphite-interchange.c (lst_try_interchange): Do not increment the
33 the OUTER index when there is no AFTER kernel. Do not increment the
34 OUTER index for after processing the AFTER kernel.
35 (lst_interchange_select_inner): Call lst_try_interchange only on loops.
36 (lst_interchange_select_outer): Do not pass in a pointer to the OUTER
37 index. Do not pass to lst_interchange_select_inner the OUTER index.
38 (scop_do_interchange): Update use of lst_interchange_select_outer.
39
40 * testsuite/gfortran.dg/graphite/graphite.exp
41 (DEFAULT_FLAGS_GRAPHITE_IDENTITY): Remove -fdump-tree-graphite-all.
42 * testsuite/gfortran.dg/graphite/interchange-1.f: Add comment. Clean
43 the graphite dump file.
44 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
45 * testsuite/gfortran.dg/graphite/pr42334-1.f: New.
46
472009-12-15 Sebastian Pop <sebastian.pop@amd.com>
48
49 PR middle-end/42178
50 PR middle-end/42334
51 * graphite-interchange.c (lst_perfect_nestify): Reset to NULL the LSTs
52 that are empty.
53 (lst_do_interchange_1): Renamed lst_interchange_select_inner.
54 (lst_try_interchange): Reimplemented.
55 (lst_interchange_select_inner): Same.
56 (lst_do_interchange): Renamed lst_interchange_select_outer.
57 Reimplemented.
58 (scop_do_interchange): Update use of lst_interchange_select_outer.
59
60 * testsuite/g++.dg/graphite/pr42130.C: Add -fgraphite-identity.
61 * testsuite/gcc.dg/graphite/block-0.c: Un-XFAILed.
62 * testsuite/gcc.dg/graphite/pr42211.c: New.
63 * testsuite/gfortran.dg/graphite/pr42334.f90: New.
64
4b216ab0
SP		 652009-12-14 Sebastian Pop <sebastian.pop@amd.com>
66
67 PR middle-end/42181
68 * graphite-scop-detection.c (graphite_can_represent_scev): Handle more
69 carefully PLUS_EXPR, MINUS_EXPR, and MULT_EXPR.
70
71 * testsuite/gfortran.dg/graphite/pr42181.f90: New.
72
c880097d
SP		 732009-12-12 Sebastian Pop <sebpop@gmail.com>
74
75 PR middle-end/42284
76 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Call
77 insert_out_of_ssa_copy_on_edge for anything else than SSA_NAMEs.
78 (detect_commutative_reduction_arg): Simplified.
79 (detect_commutative_reduction): Early return when the argument of
80 the close phi is not of an SSA_NAME.
81
82 * testsuite/gcc.dg/graphite/pr42284.c: New.
83
842009-12-11 Alexander Monakov <amonakov@ispras.ru>
85
86 * dbgcnt.def (graphite_scop): New counter.
87 * graphite.c: Include dbgcnt.h
88 (graphite_transform_loops): Use new counter to limit transformations.
89
d505015a
SP		 902009-12-08 Sebastian Pop <sebpop@gmail.com>
91
92 PR middle-end/42285
93 * graphite-scop-detection.c (graphite_can_represent_init): Also
94 handle more complex MULT_EXPRs containing parameters by recursion
95 on the structure.
96
97 * testsuite/gfortran.dg/graphite/pr42285.f90: New.
98
992009-12-01 Tobias Grosser <grosser@fim.uni-passau.de>
100
101 * testsuite/g++.dg/graphite/pr42130.C: Fix type.
102
ed807d06
AM		 1032009-11-29 Alexander Monakov <amonakov@gcc.gnu.org>
104
105 * testsuite/g++.dg/graphite/pr42130.C: Correct testcase.
106
7c246f5e
TG		 1072009-11-24 Tobias Grosser <grosser@fim.uni-passau.de>
108
109 * graphite-clast-to-gimple.c (try_mark_loop_parallel,
110 graphite_create_new_loop_guard, translate_clast_for): Fix comments.
111
0dd91484
TG		 1122009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
113
114 PR middle-end/42130
115 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard,
116 translate_clast_for_loop): New.
117 (translate_clast_for): Add a condition around the loop, to do not
118 execute loops with zero iterations.
119 * testsuite/g++.dg/graphite/pr42130.C: New.
120 * testsuite/gcc.dg/graphite/pr35356-2.c: Adapt.
121
fd2d813d
TG		 1222009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
123
124 * graphite-clast-to-gimple.c (try_mark_loop_parallel): New.
125 (translate_clast_for, translate_clast_guard, translate_clast, gloog):
126 Remove context_loop and level.
127
9016166f
TG		 1282009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
129
130 * graphite-clast-to-gimple.c (translate_clast_user,
131 translate_clast_for, translate_clast_guard): Simplify and move common
132 elements to translate_clast().
133 (translate_clast): Simplify and get common elements.
134
e1f9c1cd
TG		 1352009-11-23 Tobias Grosser <grosser@fim.uni-passau.de>
136
137 * graphite-clast-to-gimple.c (translate_clast_user,
138 translate_clast_for, translate_clast_guard): Split out of
139 translate_clast.
140
7a521ff2
TG		 1412009-11-21 Tobias Grosser <grosser@fim.uni-passau.de>
142
143 * graphite-clast-to-gimple.c (clast_name_index, new_clast_name_index,
144 clast_name_to_index, save_clast_name_index, debug_clast_name_index,
145 debug_clast_name_indexes_1, debug_clast_name_indexes,
146 clast_name_index_elt_info, eq_clast_name_indexes): Moved from sese.h.
147 (clast_name_to_gcc, clast_to_gcc_expression,
148 clast_to_gcc_expression_red, gcc_type_for_clast_expr,
149 gcc_type_for_clast_eq, graphite_translate_clast_equation,
150 graphite_create_guard_cond_expr, graphite_create_new_loop,
151 translate_clast): Add params_index.
152 (initialize_cloog_names): Create parameter strings from scratch, do
153 not reference other strings.
154 (create_params_index): New.
155 (gloog): Initialize params_index.
156 * graphite-scop-detection (free_scops_1): Removed.
157 (limit_scops): Use normal free_scops.
158 * graphite-sese-to-poly.c (save_var_names): Removed.
159 (parameter_index_in_region): Do not initialize SESE_PARAM_NAMES
160 and SESE_PARAMS_INDEX.
161 * sese.c (new_sese, free_sese): Dito.
162 * sese.h (struct sese): Remove params_index, params_names.
163 (SESE_PARAMS_INDEX, SESE_PARAMS_NAMES): Removed.
164
ca11b093
SP		 1652009-11-20 Sebastian Pop <sebastian.pop@amd.com>
166
167 Revert the following patch from 2009-09-14:
168 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
169 tree-scalar-evolution.h, and then tree-data-ref.h.
170 * graphite-clast-to-gimple.c: Same.
171 * graphite-dependences.c: Same.
172 * graphite-interchange.c: Same.
173 * graphite-poly.c: Same.
174 * graphite-scop-detection.c: Same.
175 * graphite-sese-to-poly.c: Same.
176 * graphite.c: Same.
177 * lambda-code.c: Same.
178 * matrix-reorg.c: Same.
179 * tree-data-ref.c: Same.
180 * tree-if-conv.c: Same.
181 * tree-loop-distribu: Same.: Same.
182 * tree-loop-linear.c: Same.
183 * tree-parloops.c: Same.
184 * tree-predcom.c: Same.
185 * tree-vect-patterns.c: Same.
186
8a9e9475
SP		 1872009-11-20 Sebastian Pop <sebastian.pop@amd.com>
188
189 Revert patch from 2009-09-14.
190 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
191 passes at -O1 and below.
192
4bf4e169
SP		 1932009-11-18 Sebastian Pop <sebastian.pop@amd.com>
194
195 PR middle-end/40281
196 * testsuite/gcc.dg/graphite/pr40281.c: New.
197
198 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
199 evolutions should not variate in inner loops.
200
12aec731
SP		 2012009-11-18 Sebastian Pop <sebastian.pop@amd.com>
202
203 PR middle-end/42050
204 * testsuite/gfortran.dg/graphite/pr42050.f90: New.
205
aec12420
SP		 2062009-11-18 Sebastian Pop <sebastian.pop@amd.com>
207
208 * graphite-interchange.c (memory_strides_in_loop_depth): New.
209 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
210
25e20d33
SP		 2112009-11-18 Sebastian Pop <sebastian.pop@amd.com>
212
213 * graphite-blocking.c (scop_do_block): New.
214 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
215 * graphite-poly.h (scop_do_block): Declared.
216
e3bde9f4
SP		 2172009-11-18 Sebastian Pop <sebastian.pop@amd.com>
218
219 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
220 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
221 to transform depth into the time_depth before calling
222 pbb_number_of_iterations_at_time.
223 (lst_do_strip_mine): Use a scalar variable instead of recomputing
224 lst_depth.
225
27e432be
SP		 2262009-11-18 Sebastian Pop <sebastian.pop@amd.com>
227
228 Reverted the patch for "scattering permutations" from 2009-10-28.
229
230 * graphite-poly.c (print_permutation): New.
231 (debug_permutation): New.
232 (new_poly_bb): Initialize PBB_PERMUTATION.
233 (free_poly_bb): Free PBB_PERMUTATION.
234 * graphite-poly.h (pbb_permutation_elt_p): Declared.
235 (struct pbb_permutation_elt): New.
236 (PBB_PERMUTATION_ELT_STRIDE): New.
237 (PBB_PERMUTATION_ELT_STRIDED_P): New.
238 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
239 (new_pbb_permutation_elt): New.
240 (pbb_permutation_elt_free): New.
241 (struct poly_bb): Add field permutation.
242 (PBB_PERMUTATION): New.
243 (print_permutation): Declared.
244 (debug_permutation): Declared.
245
2bc529bf
KT		 2462009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
247
248 * graphite-interchange.c (build_partial_difference): New.
249 (memory_stride_in_loop): Refactored the computation of
250 equality constraints into build_partial_difference function.
251 Added support for debugging stride computations.
252
8c54631d
SP		 2532009-11-03 Sebastian Pop <sebastian.pop@amd.com>
254
255 * graphite-clast-to-gimple.c (gloog): Free if_region,
256 if_region->true_region, and if_region->region.
257 * sese.c (if_region_set_false_region): Free if_region->false_region.
258 (create_if_region_on_edge): Do not use GGC_NEW.
259 (move_sese_in_condition): Remove useless initialization.
260
7b7f2ca7
SP		 2612009-11-03 Sebastian Pop <sebastian.pop@amd.com>
262
263 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
264 for the loops created by the loop distribution. Do not modify the
265 input LSTs.
266 (lst_try_interchange_loops): Same. Use a temporary LST for the
267 transformed schedule. Call lst_update_scattering before data
268 dependence analysis.
269 (lst_try_interchange): Pass an extra parameter INDEX.
270 (lst_do_interchange_1): New.
271 (lst_do_interchange): Call lst_do_interchange_1.
272 (scop_do_interchange): Call lst_update_scattering.
273 * graphite-poly.c (apply_poly_transforms): Do not call
274 lst_update_scattering.
275 * graphite-poly.h (lst_pred): New.
276 (lst_succ): New.
277 (lst_find_first_pbb): Return NULL when not found.
278 (lst_empty_p): New.
279 (lst_insert_in_sequence): Allow LST1 to be NULL.
280 (lst_replace): New.
281 (lst_substitute_3): New.
282 * gcc.dg/graphite/interchange-1.c: XFail.
283 * gcc.dg/graphite/interchange-8.c: XFail.
284 * gcc.dg/graphite/interchange-11.c: XFail.
285
6119e7d5
SP		 2862009-10-30 Sebastian Pop <sebastian.pop@amd.com>
287
288 * graphite-interchange.c (lst_perfectly_nested_p): New.
289 (lst_perfect_nestify): New.
290 (lst_try_interchange_loops): Call store_lst_schedule,
291 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
292 (scop_do_interchange): Avoid redundant legality test.
293 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
294 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
295 * graphite-poly.h (psct_static_dim): New.
296 (lst_dewey_number_at_depth): New.
297 (lst_find_pbb): Restructured.
298 (lst_find_first_pbb): Restructured.
299 (lst_find_last_pbb): New.
300 (lst_contains_p): New.
301 (lst_contains_pbb): New.
302 (lst_create_nest): New.
303 (lst_remove_from_sequence): New.
304 (pbb_update_scattering): New.
305 (lst_update_scattering_under): New.
306 (lst_update_scattering_seq): New.
307 (lst_update_scattering): New.
308 (lst_insert_in_sequence): New.
309 (lst_distribute_lst): New.
310 (lst_remove_all_before_including_pbb): New.
311 (lst_remove_all_before_excluding_pbb): New.
312
431f3f22
SP		 3132009-10-30 Sebastian Pop <sebastian.pop@amd.com>
314
315 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
316 get_loop_exit_edges.
317
4c768046
SP		 3182009-10-30 Sebastian Pop <sebastian.pop@amd.com>
319
320 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
321
5fa8514e
SP		 3222009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
323
324 * graphite-poly.c (print_permutation): New.
325 (debug_permutation): New.
326 (new_poly_bb): Initialize PBB_PERMUTATION.
327 (free_poly_bb): Free PBB_PERMUTATION.
328 * graphite-poly.h (pbb_permutation_elt_p): Declared.
329 (struct pbb_permutation_elt): New.
330 (PBB_PERMUTATION_ELT_STRIDE): New.
331 (PBB_PERMUTATION_ELT_STRIDED_P): New.
332 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
333 (new_pbb_permutation_elt): New.
334 (pbb_permutation_elt_free): New.
335 (struct poly_bb): Add field permutation.
336 (PBB_PERMUTATION): New.
337 (print_permutation): Declared.
338 (debug_permutation): Declared.
339
6c6f84d7
SP		 3402009-10-26 Sebastian Pop <sebastian.pop@amd.com>
341
342 * graphite-clast-to-gimple.c (gloog): Do not call
343 sese_reset_aux_in_loops.
344 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
345 extra argument for domains. Do not use loop->aux.
346 (build_scop_iteration_domain): Initialize and free domains, pass it
347 to build_loop_iteration_domains and extract the information from
348 domains. Do not use loop->aux.
349 * sese.c (sese_reset_aux_in_loops): Removed.
350 * sese.h (sese_reset_aux_in_loops): Removed.
351
585b3e19
SP		 3522009-10-26 Sebastian Pop <sebastian.pop@amd.com>
353
354 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
355 (dependency_in_loop_p): Same.
356 (translate_clast): Do not use loop->aux. Initialize
357 loop->can_be_parallel.
358 (mark_loops_parallel): Removed.
359 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
360 * graphite.c (free_aux_in_new_loops): Removed.
361 (graphite_finalize): Do not call free_aux_in_new_loops.
362 (graphite_transform_loops): Do not call mark_loops_parallel.
363
3642009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 365
366 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
367 (translate_clast): Pass an extra parameter LEVEL.
368 Call get_scattering_level.
369 * graphite-clast-to-gimple.h (get_scattering_level): New.
370
8e6ef139
SP		 3712009-10-22 Sebastian Pop <sebastian.pop@amd.com>
372
373 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
374 * cfgloop.h (struct loop): New field single_iv.
375
376 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
377 loop->aux anymore: use loop->single_iv.
378 (graphite_loop_normal_form): Moved...
379 (build_graphite_loop_normal_form): Removed.
380 (gloog): Do not call build_graphite_loop_normal_form.
381 (free_aux_in_new_loops): Moved...
382 (mark_loops_parallel): Restructure.
383 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
384 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
385 (scop_canonicalize_loops): New.
386 (build_poly_scop): Call scop_canonicalize_loops.
387 * graphite.c (free_aux_in_new_loops): ...here.
388
e6dd91b2
SP		 3892009-10-22 Sebastian Pop <sebastian.pop@amd.com>
390
391 * g++.dg/graphite/graphite.exp: Add the same rules as in
392 gcc.dg/graphite/graphite.exp.
393
47fb473f
SP		 3942009-10-22 Sebastian Pop <sebastian.pop@amd.com>
395
396 * g++.dg/graphite/id-1.C: New.
397
63858ac6
SP		 3982009-10-22 Sebastian Pop <sebastian.pop@amd.com>
399
400 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
401 argument base_name.
402 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
403 (rewrite_phi_out_of_ssa): Same.
404 (rewrite_cross_bb_scalar_deps): Same.
405 (translate_scalar_reduction_to_array): Same.
406
decfe536
SP		 4072009-10-22 Sebastian Pop <sebastian.pop@amd.com>
408
409 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
410 dump_alias_graphs.
411
0d5ef2a9
SP		 4122009-10-22 Sebastian Pop <sebastian.pop@amd.com>
413
414 * graphite-sese-to-poly.c (dump_alias_graphs): New.
415 (build_scop_drs): Call dump_alias_graphs.
416
f70de156
SP		 4172009-10-22 Sebastian Pop <sebastian.pop@amd.com>
418
419 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
420 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
421 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
422 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
423 * graphite-poly.h (free_lst): New.
424 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
425 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
426
74715a9b
SP		 4272009-10-22 Sebastian Pop <sebastian.pop@amd.com>
428
429 * graphite-poly.h (struct scop): Add a field saved_schedule.
430 (SCOP_SAVED_SCHEDULE): New.
431 (store_lst_schedule): New.
432 (restore_lst_schedule): New.
433 (store_scattering): Call store_lst_schedule.
434 (restore_scattering): Call restore_lst_schedule.
435
fb00d28e
SP		 4362009-10-20 Sebastian Pop <sebastian.pop@amd.com>
437
438 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
439 (pdr_add_alias_set): Same.
440 (build_poly_dr): Same.
441 (build_alias_set_optimal_p): Same.
442 (build_base_obj_set_for_drs): Same. Do not store the result of
443 graphds_dfs.
444
917f481a
SP		 4452009-10-20 Sebastian Pop <sebastian.pop@amd.com>
446
447 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
448 all_components_are_cliques to 1.
449
2b178a5f
LF		 4502009-10-20 Li Feng <nemokingdom@gmail.com>
451
452 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
453 the new structure.
454 (pdr_add_alias_set): Update retrieving alias_set_num.
455 (build_poly_dr): Update retrieving dr_base_object_set.
456 (partition_drs_to_sets): Remove.
457 (build_alias_set_optimal_p): New.
458 (build_alias_set_for_drs): Rename.
459 (build_scop_drs): Update.
460 * graphite-sese-to-poly.h (struct base_alias_pair): New.
461 (ALIAS_SET_INDEX): Remove.
462 (BASE_OBJECT_SET_INDEX): Remove.
463
e8af4842
SP		 4642009-10-20 Sebastian Pop <sebastian.pop@amd.com>
465
466 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
467
3899a0b2
SP		 4682009-10-20 Sebastian Pop <sebastian.pop@amd.com>
469
470 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
471 loop upper bounds for 1-element arrays at end of structures.
472 * tree-flow.h (array_at_struct_end_p): Declared.
473 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
474
e34e5835
SP		 4752009-10-20 Sebastian Pop <sebastian.pop@amd.com>
476
477 * g++.dg/graphite/pr41305.C: New.
478
07b0d0e2
AM		 4792009-10-20 Alexander Monakov <amonakov@ispras.ru>
480
481 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
482 construction of parameter constraints from loop iteration analysis.
483 * gcc.dg/graphite/run-id-2.c: New test.
484
67255edf
SP		 4852009-10-17 Sebastian Pop <sebastian.pop@amd.com>
486
487 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
488 and new_cstr.
489
14ba996b
SP		 4902009-10-17 Sebastian Pop <sebastian.pop@amd.com>
491
492 * graphite-dependences.c (dependence_polyhedron_1): Remove
493 unused gdim dimensions from the DDR polyhedron.
494
4454141a
SP		 4952009-10-17 Sebastian Pop <sebastian.pop@amd.com>
496
497 * graphite-dependences.c (pddr_transformed_scattering): New.
498 (dot_original_deps_stmt_1): New.
499 (dot_transformed_deps_stmt_1): New.
500 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
501 dot_transformed_deps_stmt_1.
502 (dot_original_deps): New.
503 (dot_transformed_deps): New.
504 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
505
dd61070d
SP		 5062009-10-17 Sebastian Pop <sebastian.pop@amd.com>
507
508 * graphite-dependences.c (reduction_dr_1): Remove wrong
509 assert: reduction BBs can have multiple reduction writes
4454141a 510 to memory. interchange-3.f90 is an example.
dd61070d 511
65421bcc
SP		 5122009-10-17 Sebastian Pop <sebastian.pop@amd.com>
513
514 * gfortran.dg/graphite/interchange-3.f90: New.
515
3e9f43ee
SP		 5162009-10-17 Sebastian Pop <sebastian.pop@amd.com>
517
518 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
519
16bf8ab1
SP		 5202009-10-17 Sebastian Pop <sebastian.pop@amd.com>
521
522 * graphite-dependences.c (dependence_polyhedron_1): Add the
523 context to the dependence polyhedron.
524
d422adfa
SP		 5252009-10-17 Sebastian Pop <sebastian.pop@amd.com>
526
527 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
528 PBB_PDR_DUPLICATES_REMOVED.
529 (new_poly_bb): Same.
530
62e475c5
SP		 5312009-10-17 Sebastian Pop <sebastian.pop@amd.com>
532
533 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
534 SCOP_CONTEXT.
535 (build_loop_iteration_domains): Extract bounds on parameters
536 based on the data size.
537 (build_scop_context): Do not initialize SCOP_CONTEXT;
538 add new constraints.
539
3ecbce7e
SP		 5402009-10-17 Sebastian Pop <sebastian.pop@amd.com>
541
542 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
543 * graphite-ppl.h (graphite-ppl.h): Declared.
544
04863400
SP		 5452009-10-17 Sebastian Pop <sebastian.pop@amd.com>
546
547 * graphite-ppl.c (ppl_print_linear_expr): New.
548 (debug_ppl_linear_expr): New.
549 * graphite-ppl.h (ppl_print_linear_expr): Declared.
550 (debug_ppl_linear_expr): Declared.
551
009150e1
SP		 5522009-10-16 Sebastian Pop <sebastian.pop@amd.com>
553
554 * graphite-interchange.c: Fix comments.
555 * gcc.dg/graphite/block-1.c: Fix comments.
556
9b196c93
SP		 5572009-10-16 Sebastian Pop <sebastian.pop@amd.com>
558
559 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
560 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
561
caa675f8
SP		 5622009-10-16 Sebastian Pop <sebastian.pop@amd.com>
563
564 Reapply the patch from Alexander Monakov that disappeared during
565 the last merges from trunk.
566
567 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
568
569 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
570 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
571
92d92abb
SP		 5722009-10-15 Sebastian Pop <sebastian.pop@amd.com>
573
574 * graphite-interchange.c (memory_stride_in_loop): The depth
575 argument corresponds to a dynamic time dimension, so use
576 psct_dynamic_dim to refer to the transformed scattering dimension.
577
23159c56
SP		 5782009-10-15 Sebastian Pop <sebastian.pop@amd.com>
579
580 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
581
5c6c42c9
SP		 5822009-10-15 Sebastian Pop <sebastian.pop@amd.com>
583
584 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
585 root of the LST.
586 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
587 the root of the LST.
588 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
589 fake loop.
590 (print_lst): Print the root of LST in a different format.
591 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
592
f58be90e
SP		 5932009-10-15 Sebastian Pop <sebastian.pop@amd.com>
594
595 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
596
4e4ee197
SP		 5972009-10-15 Sebastian Pop <sebastian.pop@amd.com>
598
599 * doc/passes.texi: Document the Graphite infrastructure.
600
6c4499b6
SP		 6012009-10-15 Sebastian Pop <sebastian.pop@amd.com>
602
603 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
604 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
605 and check the SSA representation.
606
607 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
608
8e49fe91
SP		 6092009-10-15 Sebastian Pop <sebastian.pop@amd.com>
610
611 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
612
bb2b2dfc
SP		 6132009-10-14 Sebastian Pop <sebastian.pop@amd.com>
614
615 * gcc.dg/graphite/interchange-11.c: New.
616
e7ed4a64
SP		 6172009-10-14 Sebastian Pop <sebastian.pop@amd.com>
618
619 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
620
d7f25aa6
SP		 6212009-10-14 Sebastian Pop <sebastian.pop@amd.com>
622
623 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
624 Add -fno-loop-strip-mine and -fno-loop-interchange.
625 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
626 -fno-loop-strip-mine.
627 * gfortran.dg/graphite/graphite.exp: Same.
628
6231cf49
SP		 6292009-10-14 Sebastian Pop <sebastian.pop@amd.com>
630
631 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
632 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
633 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
634 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
635 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
636 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
637 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
638 DEFAULT_FLAGS_GRAPHITE_SCOP.
639 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
640 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
641
2b7c09a8
SP		 6422009-10-14 Sebastian Pop <sebastian.pop@amd.com>
643
644 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
645
b0c7a278
KT		 6462009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
647 Sebastian Pop <sebastian.pop@amd.com>
648
649 * graphite-interchange.c (build_linearized_memory_access): Pass an
650 offset as parameter.
651 (memory_stride_in_loop): Include transform scattering in the
652 access functions to be able to querry the strides in the
653 transformed loops.
654 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
655 not the psct_iterator_dim.
656
13ae6f91
SP		 6572009-10-14 Sebastian Pop <sebastian.pop@amd.com>
658
659 * graphite-blocking.c (pbb_do_strip_mine): Removed.
660 (lst_do_strip_mine_loop): New.
661 (lst_do_strip_mine): New.
662 (scop_do_strip_mine): Call lst_do_strip_mine.
663 * graphite-poly.h (lst_add_loop_under_loop): New.
664 (lst_find_first_pbb): New.
665
c0fe753b
SP		 6662009-10-14 Sebastian Pop <sebastian.pop@amd.com>
667
668 * graphite-poly.c (loop_to_lst): Fix LST creation.
669
8d75ec87
TG		 6702009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
671
672 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
673 sizeof(unsigned long) to make it run on 32bit systems.
674
6752009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
676
677 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
678 SEGFAULT on 32bit.
679
2e5a7cbf
RU		 6802009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
681
8d75ec87
TG		 682 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
683 Comment.
2e5a7cbf
RU		 684 (write_alias_graph_to_ascii_dot): New.
685 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 686 (partition_drs_to_sets): Add testing of optimality of current method
687 which assigns alias numbers according to DFS Comopnent number. used
688 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 689 (build_scop_drs): Write to file also with the ecc and dot format.
690
1e82de2a
SP		 6912009-10-13 Sebastian Pop <sebastian.pop@amd.com>
692
693 * gfortran.dg/graphite/interchange-1.f: XFail.
694
9bf13085
SP		 6952009-10-13 Sebastian Pop <sebastian.pop@amd.com>
696
697 * graphite.c (graphite_initialize): Do not handle functions with
698 more than 100 basic blocks.
699
e797c5f2
SP		 7002009-10-13 Sebastian Pop <sebastian.pop@amd.com>
701
702 * graphite-blocking.c (pbb_do_strip_mine): Use
703 PARAM_LOOP_BLOCK_TILE_SIZE.
704
bfa00f48
SP		 7052009-10-13 Sebastian Pop <sebastian.pop@amd.com>
706
707 * graphite-poly.c (dot_lst_1): New.
708 (dot_lst): New.
709 * graphite-poly.h (dot_lst): Declared.
710
3c7bdeb8
SP		 7112009-10-13 Sebastian Pop <sebastian.pop@amd.com>
712
713 * graphite-dependences.c (dot_deps_stmt_1): New.
714 (dot_deps_stmt): New.
715 * graphite-dependences.h (dot_deps_stmt): Declared.
716
c7dc2fab
SP		 7172009-10-09 Sebastian Pop <sebastian.pop@amd.com>
718
719 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
720 not replace cross BB scalar dependences ending on PHI nodes.
721 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
722
24c79709
SP		 7232009-10-09 Sebastian Pop <sebastian.pop@amd.com>
724
725 * graphite-poly.c (apply_poly_transforms): Implement the high
726 level driver for flag_loop_block.
727 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
728 flag_loop_block.
729
730 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
731 -floop-block.
732 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
733 Add -floop-block.
734
a0517b76
SP		 7352009-10-09 Sebastian Pop <sebastian.pop@amd.com>
736
737 * graphite-poly.h (lst_find_pbb): New.
738 (find_lst_loop): New.
739
9d077835
SP		 7402009-10-09 Sebastian Pop <sebastian.pop@amd.com>
741
742 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
743 * graphite-poly.h (struct scop): Remove dep_graph field.
744 (SCOP_DEP_GRAPH): Removed.
745
75b63a91
SP		 7462009-10-09 Sebastian Pop <sebastian.pop@amd.com>
747
748 * graphite-poly.h (copy_lst): Do full copy of LST.
749
7cc4ff8d
SP		 7502009-10-07 Sebastian Pop <sebastian.pop@amd.com>
751
752 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
753 when the loop stride is zero.
754
755 * gcc.dg/graphite/id-16.c: New.
756
60d2a8c3
SP		 7572009-10-06 Sebastian Pop <sebastian.pop@amd.com>
758
759 * graphite-dependences.c (reduction_dr_1): New.
760 (reduction_dr_p): New.
761 (graphite_legal_transform_dr): Call reduction_dr_p.
762 (reduction_ddr): Renamed reduction_ddr_p.
763 * graphite-poly.h (same_pdr_p): New.
764 (number_of_write_pdrs): New.
765 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
766 (split_reduction_stmt): Do not split reduction statements
767 when there are no writes to memory.
768 (translate_scalar_reduction_to_array_for_stmt): Insert the
769 memory reduction statement just after the scalar reduction statement.
770
771 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
772 Un-XFAIL-ed.
773 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
774 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
775
95baeff8
SP		 7762009-10-06 Sebastian Pop <sebastian.pop@amd.com>
777
778 * graphite-interchange.c (lst_apply_interchange): New.
779 (lst_interchange_profitable_p): New.
780 (lst_try_interchange_loops): New.
781 (lst_try_interchange): New.
782 (lst_do_interchange): New.
783 (pbb_do_interchange): Removed.
784 (scop_do_interchange): Call lst_do_interchange.
785
a36d12e2
SP		 7862009-10-06 Sebastian Pop <sebastian.pop@amd.com>
787
788 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
789 SCOP_TRANSFORMED_SCHEDULE.
790 (loop_to_lst): New.
791 (scop_to_lst): New.
792 (print_lst): New.
793 (debug_lst): New.
794 * graphite-poly.h (lst_p): New.
795 (struct lst): New.
796 (LST_LOOP_P): New.
797 (LST_LOOP_FATHER): New.
798 (LST_PBB): New.
799 (LST_SEQ): New.
800 (scop_to_lst): Declared.
801 (print_lst): Declared.
802 (debug_lst): Declared.
803 (new_lst_loop): New.
804 (new_lst_stmt): New.
805 (copy_lst): New.
806 (lst_depth): New.
807 (lst_dewey_number): New.
808 (struct scop): Add original_schedule and transformed_schedule fields.
809 (SCOP_ORIGINAL_SCHEDULE): New.
810 (SCOP_TRANSFORMED_SCHEDULE): New.
811 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
812
a0dd1440
SP		 8132009-10-05 Sebastian Pop <sebastian.pop@amd.com>
814
815 * graphite-dependences.c (reduction_ddr): New.
816 (graphite_legal_transform_bb): Call reduction_ddr.
817 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
818 Initialize PBB_IS_REDUCTION.
819 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
820 (PBB_IS_REDUCTION): New.
821 (new_poly_bb): Update declaration.
822 * graphite-scop-detection.h (build_scop_bbs): Removed.
823 (nb_reductions_in_loop): Removed.
824 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
825 parameter for reductions.
826 (try_generate_gimple_bb): Update call to new_poly_bb.
827 (build_scop_bbs_1): Same.
828 (build_scop_bbs): Same.
829 (gsi_for_phi_node): New.
830 (scalar_close_phi_node_p): Remove gcc_assert.
831 (split_reduction_stmt): New.
832 (is_reduction_operation_p): New.
833 (phi_contains_arg): New.
834 (follow_ssa_with_commutative_ops): New.
835 (detect_commutative_reduction_arg): New.
836 (detect_commutative_reduction_assign): New.
837 (follow_inital_value_to_phi): New.
838 (edge_initial_value_for_loop_phi): New.
839 (initial_value_for_loop_phi): New.
840 (detect_commutative_reduction): New.
841 (translate_scalar_reduction_to_array_for_stmt): New.
842 (insert_copyout): New.
843 (insert_copyin): New.
844 (translate_scalar_reduction_to_array): New.
845 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
846 (rewrite_commutative_reductions_out_of_ssa_loop): New.
847 (rewrite_commutative_reductions_out_of_ssa): New.
848 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
849 * sese.h (split_region_for_bb): New.
850
851 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
852 * gcc.dg/graphite/interchange-1.c: Fix format.
853 * gcc.dg/graphite/interchange-10.c: New.
854
db7e9485
SP		 8552009-10-05 Sebastian Pop <sebastian.pop@amd.com>
856
857 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
858 buggy assert.
859
5dcc64d9
SP		 8602009-10-05 Sebastian Pop <sebastian.pop@amd.com>
861
862 * graphite-sese-to-poly.c (scev_analyzable_p): New.
863 (rewrite_cross_bb_scalar_dependence): New.
864 (rewrite_cross_bb_scalar_deps): New.
865 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
866 Call rewrite_cross_bb_scalar_deps.
867
947121b8
SP		 8682009-10-05 Sebastian Pop <sebastian.pop@amd.com>
869
870 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
871 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
872 gsi_for_stmt.
873
d48e288d
SP		 8742009-10-05 Sebastian Pop <sebastian.pop@amd.com>
875
876 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
877 * graphite-interchange.c (pbb_do_interchange): Same.
878 * graphite-poly.c (print_scattering_function): Same.
879 (debug_pdrs): Same.
880 * graphite-poly.h (pbb_loop): New.
881 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
882
d17286f6
SP		 8832009-09-27 Sebastian Pop <sebastian.pop@amd.com>
884
885 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
886
ee03cd20
SP		 8872009-09-27 Sebastian Pop <sebastian.pop@amd.com>
888
889 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
890 so don't pass a pointer to it.
891 (build_alias_set_for_drs): Same.
892 (build_base_obj_set_for_drs): Same.
893 (build_scop_drs): Same.
894
888beba1
LF		 8952009-09-26 Li Feng <nemokingdom@gmail.com>
896
897 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
898 the alias graph of data references.
899
cd43e5d7
LF		 9002009-09-25 Li Feng <nemokingdom@gmail.com>
901
902 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
903 (build_scop_drs): When debugging, write the alias graph to file,
904 otherwise, should be disabled.
905
aeda6535
SP		 9062009-09-17 Sebastian Pop <sebastian.pop@amd.com>
907
908 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
909 (is_simple_operand): Remove call to stmt_simple_memref_p.
910 (stmt_simple_for_scop_p): Update call to is_simple_operand.
911
8b6b8570
DE		 9122009-09-17 David Edelsohn <edelsohn@gnu.org>
913
8971eb91 914 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
8b6b8570
DE		 915 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
916 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
917 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
918 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
919
1825f9a2
LF		 9202009-09-17 Li Feng <nemokingdom@gmail.com>
921
922 PR middle-end/41118
923 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
924 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
925 (graphite_carried_dependence_level_k): Ditto.
926 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
927 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
928 (new_poly_dr): Adjust declaration.
929 * graphite-sese-to-poly.c (free_data_refs_aux): New.
930 (free_gimple_bb): Added free_data_refs_aux.
931 (build_poly_dr): Add dr_base_object_set.
932 (partition_drs_to_sets): New.
933 (dr_same_base_object_p): New.
934 (build_alias_set_for_drs): New.
935 (build_base_object_set_for_drs): New.
936 (build_scop_drs): Add build_base_obj_set_for_drs.
937 * graphite-sese-to-poly.h: Added #define for alias set number index and
938 base object set index.
939 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
940 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
941
ac90803f
SP		 9422009-09-16 Alexander Monakov <amonakov@ispras.ru>
943
944 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
945 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
946
54fc808a
SP		 9472009-09-14 Sebastian Pop <sebastian.pop@amd.com>
948
949 * graphite-sese-to-poly.c (struct irp_data): Removed.
950 (idx_record_params): Removed.
951 (find_params_in_bb): Scan for parameters the access functions; don't
952 parse the tree representation.
953
e88e021f
SP		 9542009-09-14 Sebastian Pop <sebastian.pop@amd.com>
955
956 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
957 passes at -O1 and below.
958
3690f8d7
SP		 9592009-09-14 Sebastian Pop <sebastian.pop@amd.com>
960
961 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
962 tree-scalar-evolution.h, and then tree-data-ref.h.
963 * graphite-clast-to-gimple.c: Same.
964 * graphite-dependences.c: Same.
965 * graphite-interchange.c: Same.
966 * graphite-poly.c: Same.
967 * graphite-scop-detection.c: Same.
968 * graphite-sese-to-poly.c: Same.
969 * graphite.c: Same.
970 * lambda-code.c: Same.
971 * matrix-reorg.c: Same.
972 * tree-data-ref.c: Same.
973 * tree-if-conv.c: Same.
974 * tree-loop-distribu: Same.: Same.
975 * tree-loop-linear.c: Same.
976 * tree-parloops.c: Same.
977 * tree-predcom.c: Same.
978 * tree-vect-patterns.c: Same.
979
2495a183
SP		 9802009-09-02 Sebastian Pop <sebastian.pop@amd.com>
981
982 Partially revert the previous patch, except the following.
983 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
984 as parameters the operands of the not expression.
985
20179b0d
SP		 9862009-09-01 Sebastian Pop <sebastian.pop@amd.com>
987
988 * tree-scalar-evolution.c (instantiate_scev_assign): New.
989 Do not call analyze_scalar_evolution on assignments.
990 (instantiate_scev_phi): Call analyze_scalar_evolution.
991 (instantiate_scev_name): Call instantiate_scev_assign and
992 instantiate_scev_phi.
993 (instantiate_scev_not): Adapted to pass as parameters the operands
994 of the not expression.
995
ffa34f4b
SP		 9962009-09-01 Sebastian Pop <sebastian.pop@amd.com>
997
998 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
999 to pass as parameters the operands of the binary expression.
1000
4b9d48a1
SP		 10012009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1002
1003 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
1004 instantiate_scev_not. Handle NEGATE_EXPR.
1005 (instantiate_scev_r): Handle NEGATE_EXPR.
1006
9e5dc77f
SP		 10072009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1008
1009 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
1010 instantiate_scev_r.
1011 (instantiate_scev_r): Move code in instantiate_scev_2
1012 and instantiate_scev_1.
1013
d814176c
SP		 10142009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1015
1016 * tree-scalar-evolution.c (instantiate_scev_3): New.
1017 (instantiate_scev_1): Move code in instantiate_scev_3.
1018
ec6636eb
SP		 10192009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1020
1021 * tree-scalar-evolution.c (instantiate_scev_poly): New.
1022 (instantiate_scev_1): Move code in instantiate_scev_poly.
1023
7ec0665d
SP		 10242009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1025
1026 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
1027 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
1028
9c382ce9
SP		 10292009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1030
1031 * tree-scalar-evolution.c (instantiate_scev_convert): New.
1032 (instantiate_scev_1): Move code in instantiate_scev_convert.
1033
15fda317
SP		 10342009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1035
1036 * tree-scalar-evolution.c (instantiate_scev_binary): New.
1037 (instantiate_scev_1): Move code in instantiate_scev_binary.
1038
320f5a78
SP		 10392009-09-01 Sebastian Pop <sebastian.pop@amd.com>
1040
1041 * tree-scalar-evolution.c (instantiate_scev_name): New.
1042 (instantiate_scev_1): Move code in instantiate_scev_name.
1043
10442009-08-28 Sebastian Pop <sebastian.pop@amd.com>
1045
1046 * Merge from mainline (150992:151171).
1047
211694b6
SP		 10482009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1049
1050 * graphite-dependences.c (graphite_legal_transform_bb): Call
1051 pbb_remove_duplicate_pdrs.
1052 * graphite-poly.c (can_collapse_pdr): Removed.
1053 (pdr_find_duplicate): Removed.
1054 (can_collapse_pdrs): New.
1055 (pbb_remove_duplicate_pdrs): New.
1056 (new_poly_dr): Do not look for duplicates.
1057 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
1058 (PBB_PDR_DUPLICATES_REMOVED): New.
1059 (pbb_remove_duplicate_pdrs): Declared.
1060
7bd2a8a7
SP		 10612009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1062
1063 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
1064 the strides by multiplying by PDR_NB_REFS.
1065 * graphite-poly.c (can_collapse_pdr): New.
1066 (pdr_find_duplicate): New.
1067 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
1068 Initialize PDR_NB_REFS.
1069 * graphite-poly.h (struct poly_dr): Add field nb_refs.
1070 (PDR_NB_REFS): New.
1071 (new_poly_dr): Number of subscripts is a graphite_dim_t.
1072
10732009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1074
1075 Revert one of the previous commits:
1076 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1077 the computation of symmetric data dependence relations.
1078 (dependency_between_pbbs_p): Same.
1079
93b2db87
SP		 10802009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1081
1082 PR middle-end/40965
1083 * graphite-poly.c (apply_poly_transforms): Remove legality test before
1084 any transform.
1085
d8eeb078
SP		 10862009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1087
1088 * graphite-dependences.c (pddr_original_scattering): Return NULL
1089 for read-read dependence relations.
1090 * graphite-poly.h (enum poly_dr_type): Fix comment.
1091 (pdr_read_p): New.
1092 (pdr_write_p): New.
1093 (pdr_may_write_p): New.
1094
e6dec0fb
SP		 10952009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1096
1097 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
1098 (struct poly_dr): Same.
1099 (new_poly_dr): Same.
1100 * graphite-poly.c (new_poly_dr): Same.
1101
baf4b881
KT		 11022009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1103 Sebastian Pop <sebastian.pop@amd.com>
1104
1105 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
1106 pbb_strip_mine_time_depth. Changed the implementation so that
1107 transformation is expressed as a transformation on
1108 time (scatttering) dimensions. Also, ensures that the 2d+1
1109 scheduling format is preserved.
1110 (pbb_strip_mine_profitable_p): Profitability is based on the
1111 iteration number of a given time (scattering) dimension,
1112 and not on a original loop depth dimension.
1113 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
1114 (pbb_do_strip_mine): Call psct_dynamic_dim.
1115 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
1116 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
1117 (pbb_nb_dynamic_scattering_transform): New.
1118 (psct_dynamic_dim): New.
1119
059a5f9f
KT		 11202009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1121
1122 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1123 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
1124 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
1125 * graphite-interchange.c (build_linearized_memory_access): Same.
1126 (memory_stride_in_loop): Same.
1127
afae0207
SP		 11282009-08-25 Sebastian Pop <sebastian.pop@amd.com>
1129
1130 * graphite-dependences.c (pddr_original_scattering): New.
1131 (graphite_legal_transform_dr): Call pddr_original_scattering.
1132 (dot_deps_1): New.
1133 (dot_deps): New.
1134 * graphite-dependences.h (dot_deps): Declared.
1135 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
1136 (print_pdr): Print PDR_ID.
1137 * graphite-poly.h (struct poly_dr): Add field id.
1138 (PDR_ID): New.
1139 (pbb_index): New.
1140 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
1141
f8e0bb8b
SP		 11422009-08-22 Sebastian Pop <sebastian.pop@amd.com>
1143
1144 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
1145 not delete the original dependence relation.
1146
11472009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1148
1149 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
1150 the computation of symmetric data dependence relations.
1151 (dependency_between_pbbs_p): Same.
1152
e37f165f
SP		 11532009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1154
1155 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
1156 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
1157 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
1158 (free_poly_ddr): New.
1159 (pddr_is_empty): New.
1160 (dependence_polyhedron_1): Now returns a poly_ddr_p.
1161 (dependence_polyhedron): Same. Remove useless gcc_assert.
1162 Remove fprintfs.
1163 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
1164 (graphite_carried_dependence_level_k): Call pddr_is_empty.
1165 * graphite-dependences.h (enum poly_dependence_kind): New.
1166 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
1167 (PDRP_SOURCE): Renamed PDDR_SOURCE.
1168 (PDRP_SINK): Renamed PDDR_SINK.
1169 (PDRP_DDP): Renamed PDDR_DDP.
1170 (PDDR_KIND): New.
1171 (free_poly_ddr): Declared.
1172 * graphite-poly.c (new_scop): Use the new hash function names.
1173 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
1174 into original_pddrs.
1175 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
1176
11772009-08-21 Sebastian Pop <sebastian.pop@amd.com>
1178
1179 * Merge from mainline (150764:150992).
1180
45e76e9f
SP		 11812009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1182
1183 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
1184 bounds with LT_EXPR to make niter analysis more precise on code
1185 generated by Graphite.
1186
66b466c3
SP		 11872009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1188
1189 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1190 (graphite_legal_transform_bb): Same.
1191 (poly_drs_may_alias_p): Same.
1192
f263917c
SP		 11932009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1194
1195 PR middle-end/40981
1196 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1197 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1198
11992009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1200
1201 * graphite-poly.c (print_pbb): Print PBB index.
1202
12032009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1204
1205 * Merge from mainline (r150672:150764).
1206
12072009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1208
1209 * graphite-interchange.c (ppl_max_for_le): Moved...
1210 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1211 * graphite-ppl.c (ppl_max_for_le): ... here.
1212 * graphite-ppl.h (ppl_max_for_le): Declared.
1213
12142009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1215
1216 * Merge from mainline (r150372:150672).
1217
30de1632
SP		 12182009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1219
1220 PR middle-end/40980
1221 * sese.c (convert_for_phi_arg): New.
1222 (add_guard_exit_phis): Use convert_for_phi_arg.
1223
1224 * testsuite/gfortran.dg/graphite/id-17.f: New.
1225
8c31ebfa
SP		 12262009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1227
1228 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1229 unknown subscript upper bounds.
1230
1231 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1232
fb9fb290
SP		 12332009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1234 Pranav Garg <pranav.garg2107@gmail.com>
1235
1236 * graphite-interchange.c (gather_access_strides): Removed.
1237 (ppl_max_for_le): New.
1238 (build_linearized_memory_access): New.
1239 (memory_stride_in_loop): New.
1240 (pbb_interchange_profitable_p): Reimplemented.
1241 * graphite-ppl.h (ppl_new_id_map): New.
1242 (ppl_interchange): New.
1243
1244 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1245
312aea7f
SP		 12462009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1247
1248 * graphite-interchange.c (compute_subscript): Removed.
1249 (compute_array_size_cstr): Removed.
1250 (compute_array_size_poly): Removed.
1251 (compute_array_size): Removed.
1252 (gather_access_strides_poly): Removed.
1253 (gather_access_strides): Empty.
1254
25d7cc15
SP		 12552009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1256
1257 * graphite-dependences.c (dependence_polyhedron_1): Replace
1258 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1259 (graphite_legal_transform_dr): Same.
1260 (graphite_carried_dependence_level_k): Same.
1261 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1262 Initialize PDR_NB_SUBSCRIPTS.
1263 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1264 PDR_NB_SUBSCRIPTS.
1265 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1266 (PDR_NB_SUBSCRIPTS): New.
1267 (pdr_nb_subscripts): Removed.
1268 (pdr_dim): Simplified.
1269 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1270 with PDR_NB_SUBSCRIPTS.
1271
66096911
SP		 12722009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1273
1274 * graphite-interchange.c (compute_array_size): Remove use of
1275 PDR_DATA_CONTAINER.
1276 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1277 Do not initialize PDR_DATA_CONTAINER.
1278 (print_pdr): Do not print PDR_DATA_CONTAINER.
1279 * graphite-poly.h (struct poly_dr): Remove data_container field.
1280 (PDR_DATA_CONTAINER): Removed.
1281 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1282 PDR_DATA_CONTAINER.
1283 (build_poly_dr): Same.
1284
273c5dd3
SP		 12852009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1286
1287 * testsuite/gcc.dg/graphite/interchange-9.c: New.
1288
7491e5f0
KT		 12892009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1290 Sebastian Pop <sebastian.pop@amd.com>
1291
1292 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1293 copy of the dependence polyhedron. Free the temporary objects.
1294 (graphite_carried_dependence_level_k): Free unused objects before
1295 returning.
1296
1297 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1298 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1299 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1300 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1301 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1302
f4648ed1
SP		 13032009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1304
1305 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1306 Early return without analyzing the data dependences if no
1307 transform has been done. Call restore_scattering if the transform
1308 is not legal.
1309 (graphite-interchange.c): Same.
1310 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1311 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1312 (apply_poly_transforms): Do not gcc_assert that
1313 the transform is legal.
1314 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1315 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1316 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1317 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1318 * graphite-poly.h (struct poly_scattering): New.
1319 (struct poly_bb): Add original, transformed, and saved fields.
1320 Remove transformed_scattering, original_scattering, nb_local_variables,
1321 and nb_scattering_transform fields.
1322 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1323 (poly_scattering_new): New.
1324 (poly_scattering_free): New.
1325 (poly_scattering_copy): New.
1326 (store_scattering_pbb): New.
1327 (store_scattering): New.
1328 (restore_scattering_pbb): New.
1329 (restore_scattering): New.
1330 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1331 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1332
e31a5bd4
SP		 13332009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1334
1335 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1336 (print_scop): Same.
1337
8e88f9fd
SP		 13382009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1339
1340 * Makefile.in (graphite.o): Depends on PREDICT_H.
1341 * graphite.c: Include predict.h.
1342 (graphite_finalize): Call tree_estimate_probability.
1343 * predict.c (predict_loops): Do not call scev_initialize and
1344 scev_finalize.
1345 (tree_estimate_probability_bb): New.
1346 (tree_estimate_probability): Do not initialize loops: move that
1347 code to the driver. Call tree_estimate_probability_bb.
1348 (tree_estimate_probability_driver): New.
1349 (pass_profile): Use tree_estimate_probability_driver.
1350 * predict.h (tree_estimate_probability): Declared.
1351
87d4d0ee
SP		 13522009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1353
1354 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1355 * graphite-dependences.c (graphite_legal_transform): Add time to
1356 TV_GRAPHITE_DATA_DEPS.
1357 (dependency_between_pbbs_p): Same.
1358 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1359
13602009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1361
1362 * Merge from mainline (r149952:150372).
1363
2abae5f1
SP		 13642009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1365
1366 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1367 * graphite-blocking.c: Same.
1368 * graphite-clast-to-gimple.c: Same.
1369 * graphite-dependences.c: Same.
1370 * graphite-poly.c: Same.
1371 * graphite-poly.h: Same.
1372 * graphite-ppl.c: Same.
1373 * graphite-scop-detection.c: Same.
1374 * graphite-sese-to-poly.c: Same.
1375 * graphite.c: Same.
1376
13772009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1378
1379 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1380 (remove_simple_copy_phi): New.
1381 (remove_invariant_phi): New.
1382 (simple_copy_phi_p): New.
1383 (reduction_phi_p): New.
1384 (gsi_for_ssa_name_def): New.
1385 (insert_out_of_ssa_copy): New.
1386 (insert_out_of_ssa_copy_on_edge): New.
1387 (create_zero_dim_array): New.
1388 (scalar_close_phi_node_p): New.
1389 (rewrite_close_phi_out_of_ssa): New.
1390 (rewrite_phi_out_of_ssa): New.
1391 (rewrite_reductions_out_of_ssa): New.
1392 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1393
1394 * testsuite/gcc.dg/graphite/id-11.c: New.
1395 * testsuite/gcc.dg/graphite/id-15.c: New.
1396 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1397 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1398 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1399 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1400 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1401 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1402 * testsuite/gfortran.dg/graphite/id-13.f: New.
1403 * testsuite/gfortran.dg/graphite/id-5.f: New.
1404
14052009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1406
1407 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1408 check that nb_reductions_in_loop is zero.
1409 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1410 reduction phi nodes.
1411 (nb_reductions_in_loop): Removed.
1412 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1413 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1414 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1415 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1416 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1417
14182009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1419
1420 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1421 statements that have an empty iteration domain.
1422 * testsuite/gfortran.dg/graphite/id-16.f: New.
1423
14242009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1425
1426 * tree-scalar-evolution.c (instantiate_scev_1): Return
1427 chrec_dont_know when the result is not above instantiate_below.
1428 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1429 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1430 the tree has a known scalar evolution.
1431 * testsuite/gfortran.dg/graphite/id-14.f: New.
1432 * testsuite/gfortran.dg/graphite/id-15.f: New.
1433
14342009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1435
1436 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1437 insert_gsi.
1438 (rename_variables): Keep inserting renames after the ones already
1439 inserted.
1440
14412009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1442
1443 * graphite-sese-to-poly.c (compare_bb_depths): New.
1444 (graphite_sort_dominated_info): New.
1445 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1446 (build_scop_scattering): Fix comment.
1447
14482009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1449
1450 * graphite.c (graphite_finalize): Call print_loops instead of
1451 dump_function_to_file.
1452 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1453 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1454 loops generated in the graphite output file.
1455 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1456 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1457 * testsuite/gfortran.dg/graphite/id-12.f: New.
1458
14592009-07-24 Li Feng <nemokingdom@gmail.com>
1460
1461 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1462 Remove 2 XFAIL.
1463
14642009-07-24 Li Feng <nemokingdom@gmail.com>
1465 Tobias Grosser <grosser@fim.uni-passau.de>
1466
1467 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1468 alias set number build alias in ACCESSES polyhedron.
1469 (build_alias_set_for_drs): New.
1470 (build_pbb_drs): Added build_alias_set_for_drs.
1471 * graphite-dependences.c (poly_drs_may_alias_p): New.
1472 (graphite_carried_dependence_level_k): Check alias information
1473 before building polyhedron.
1474
14752009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1476
1477 * Makefile.in (lambda-code.o): Fix formatting.
1478
14792009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1480
1481 * Merge from mainline (r149350-149952)
1482
14832009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1484
1485 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1486 before interchange to prepare for loop blocking.
1487
14882009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1489
1490 * graphite-poly.c (apply_poly_transforms): Add checks after every
1491 transformation.
1492 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1493 done in apply_poly_transforms.
1494
14952009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1496
1497 * graphite-dependences.c (build_lexicographically_gt_constraint):
1498 Replace RES parameter with *RES.
1499 (dependence_polyhedron_1): Pass an address of the parameter RES
1500 instead of value of RES.
1501
15022009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1503
1504 * graphite.c (graphite_finalize): Fix comment.
1505 (graphite_transform_loops): Reset scev info after code generation
1506 of each scop.
1507
15082009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1509
1510 * graphite.c (graphite_finalize): Call scev_reset.
1511
15122009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1513
1514 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1515 GBB_CLOOG_IV_TYPES hash table twice.
1516 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1517 (add_condition_to_domain): Clear GMP values.
1518
15192009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1520
1521 * graphite-dependences.c: Fix formatting.
1522 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1523 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1524 * graphite-sese-to-poly.c: Fix formatting.
1525 * graphite.c (graphite_transform_loops): Create the hash table
1526 after the early return.
1527
15282009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1529
1530 * testsuite/gcc.dg/graphite/id-14.c: New.
1531 * testsuite/gcc.dg/graphite/pr40157.c: New.
1532 * testsuite/gfortran.dg/graphite/id-11.f: New.
1533
15342009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1535
1536 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1537 (build_poly_scop): Return false when there are no pbbs within
1538 loops to avoid to pass to cloog scops with no loops.
1539
15402009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1541
1542 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1543 useless test "i % 2".
1544 (build_pbb_scattering_polyhedrons): Fix formatting.
1545 (build_poly_dr): Same.
1546 * graphite.c (graphite_transform_loops): Restructure.
1547
15482009-07-14 Razya Ladelsky <razya@il.ibm.com>
1549
1550 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1551 reduction_list parameter.
1552 (rewrite_all_phi_nodes_with_iv): Same.
1553 (canonicalize_loop_ivs): Same.
1554 * tree-parloops.c (struct brli): Removed.
1555 (build_reduction_list_info): Removed.
1556 (build_new_reduction): New.
1557 (analyze_reduction_list): Removed.
1558 (gather_scalar_reductions): Find reductions instead of phi
1559 nodes that can't be canonicalized.
1560 (try_create_reduction_list): Remove reduction_list parameter.
1561 (gen_parallel_loop): Same.
1562 (parallelize_loops): Remove analyze_reductions variable,
1563 initialization and free.
1564 Change reduction_list htab initialization to reduction_info
1565 elements instead of ssa names.
1566 Call try_create_reduction_list and gen_parallel_loop without
1567 analyzed_reduction argument.
1568 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1569 canonicalize_loop_ivs with one less argument.
1570 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1571
15722009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1573
1574 * graphite-dependences.c (new_poly_dr_pair): New.
1575 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1576 (new_poly_dr_pair): New.
1577 (eq_poly_dr_pair_p): New.
1578 (hash_poly_dr_pair_p): New.
1579 * graphite-dependences.h (struct poly_dr_pair): New.
1580 (eq_poly_dr_pair_p): Declared.
1581 (hash_poly_dr_pair_p): Declared.
1582 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1583 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1584 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1585 * Makefile.in (graphite-poly.o): Add dependence on
1586 graphite-dependences.h.
1587
15882009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1589
1590 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1591 polynomials of degree > 1 pass to Graphite.
1592 * tree-chrec.c (scev_is_linear_expression): Call
1593 evolution_function_is_affine_multivariate_p.
1594 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1595
15962009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1597
1598 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1599 Instantiate scevs varying in outer loops.
1600 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1601
16022009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1603
1604 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1605 redundant constraint.
1606
16072009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1608
1609 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1610 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1611 based on the file names as in the C testsuite.
1612 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1613 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1614 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1615 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1616 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1617 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1618 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1619 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1620 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1621 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1622 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1623 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1624 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1625
16262009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1627
1628 * sese.c (expand_scalar_variables_call): New.
1629 (expand_scalar_variables_ssa_name): Handle calls in expander.
1630
16312009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1632
1633 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1634 Expect to see the pattern twice.
1635 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1636 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1637 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1638
16392009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1640
1641 * testsuite/gcc.dg/graphite/id-10.c: New.
1642 * testsuite/gcc.dg/graphite/id-12.c: New.
1643 * testsuite/gfortran.dg/graphite/id-7.f: New.
1644 * testsuite/gfortran.dg/graphite/id-8.f: New.
1645
16462009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1647
1648 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1649 zero.
1650
16512009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1652
1653 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1654
16552009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1656
1657 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1658
16592009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1660
1661 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1662 building PDR subscripts.
1663
16642009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1665
1666 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1667 computation of array sizes.
1668
16692009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1670
1671 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1672
16732009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1674
1675 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1676 build_pairwise_constraint, dr_equality_constraints,
1677 build_pairwise_scheduling_equality,
1678 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1679 build_lexicographically_gt_constraint, dependence_polyhedron,
1680 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1681 Move from NNC_Polyhedron to C_Polyhedron.
1682 * graphite-interchange.c (compute_array_size_poly,
1683 gather_access_strides): Dito.
1684 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1685 free_scop, pbb_number_of_iterations): Dito.
1686 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1687 pbb_dim_iter_domain, struct scop): Dito.
1688 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1689 new_Cloog_Domain_from_ppl_Polyhedron,
1690 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1691 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1692 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1693 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1694 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1695 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1696 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1697 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1698 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1699 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1700 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1701 build_scop_iteration_domain, build_poly_dr): Dito
1702
17032009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1704
1705 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1706 run-id-*.c files.
1707 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1708
17092009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1710
1711 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1712 positivity constraint on the symbolic number of iterations.
1713
17142009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1715
1716 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1717
17182009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1719 Tobias Grosser <grosser@fim.uni-passau.de>
1720
1721 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1722 (build_cloog_prog): Directly use SCOP_CONTEXT.
1723 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1724 (free_scop): Free SCOP_CONTEXT.
1725 (print_scop_context): New.
1726 (print_scop): Call print_scop_context.
1727 (debug_scop_context): New.
1728 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1729 (struct scop): Added field context.
1730 (SCOP_CONTEXT): New.
1731 * graphite-sese-to-poly.c (add_param_constraints): New.
1732 (build_scop_context): New.
1733 (build_poly_scop): Call build_scop_context.
1734
17352009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1736
1737 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1738 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1739 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1740 * graphite-ppl.h: Include double-int.h and tree.h.
1741 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1742 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1743 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1744 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1745
17462009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1747
1748 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1749 POINTER_PLUS_EXPR for pointer types.
1750 (clast_to_gcc_expression): Same.
1751
17522009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1753
1754 * graphite-poly.c (print_scattering_function): Early return when
1755 PBB_TRANSFORMED_SCATTERING is not initialized.
1756 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1757
17582009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1759
1760 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1761 to fix bootstrap.
1762
17632009-07-08 Razya Ladelsky <razya@il.ibm.com>
1764
1765 * tree-parloops.c (analyze_reduction_list): Change return
1766 value to void.
1767 (try_create_reduction_list): Move the call to
1768 analyze_reduction_list to the beginining.
1769 Call reduction_phi with analyzed_reductions as argument
1770 instead of reduction_list.
1771
17722009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1773
1774 * Merge from mainline (r148296:149346)
1775
17762009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1777
1778 * graphite-scop-detection.c (graphite_can_represent_init): New.
1779 (graphite_can_represent_scev): Call graphite_can_represent_init:
1780 check that the initial value does not contain multiplications of
1781 parameters.
1782 (stmt_has_simple_data_refs_p): New.
1783 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1784 (is_simple_operand): Fix formatting.
1785 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1786
17872009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1788
1789 * testsuite/gcc.dg/graphite/id-13.c: New.
1790 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1791 analyze_scalar_evolution, use scalar_evolution_in_region.
1792 (scan_tree_for_params_right_scev): Add extra assert.
1793 (parameter_index_in_region_1): Split from parameter_index_in_region.
1794 (idx_record_params): Use scalar_evolution_in_region.
1795 (find_params_in_bb): Same.
1796 (find_scop_parameters): Same.
1797 (build_loop_iteration_domains): Same.
1798 (create_linear_expr_from_tree): Same.
1799 * sese.c (scalar_evolution_in_region): New.
1800 * sese.h (scalar_evolution_in_region): Declared.
1801 (defined_in_sese_p): New.
1802 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1803 static anymore.
1804 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1805 Declared.
1806
18072009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1808
1809 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1810 TREE_DATA_REF_H also implies SCEV_H.
1811
18122009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1813
1814 * graphite-poly.c (print_scop_params): New.
1815 (print_scop): Call print_scop_params.
1816 (debug_scop_params): New.
1817 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1818
18192009-07-07 Li Feng <nemokingdom@gmail.com>
1820
1821 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1822 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1823 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1824 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1825 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1826 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1827
18282009-07-07 Li Feng <nemokingdom@gmail.com>
1829
1830 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1831 for dependency checking part.
1832 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1833 tests for dependency checking.
1834 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1835 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1836 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1837 flag -fdump-tree-graphite-all for autopar testsuites.
1838
18392009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1840
1841 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1842 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1843 canonicalize_loop_ivs): Moved...
1844 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1845
18462009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1847
1848 * tree-parloops.c (try_create_reduction_list): Pass an extra
1849 argument analyzed_reductions. Call analyze_reduction_list.
1850 (gen_parallel_loop): Do not call analyze_reduction_list.
1851 (parallelize_loops): Init and finalize analyzed_reductions.
1852
18532009-07-06 Li Feng <nemokingdom@gmail.com>
1854
1855 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1856 Added flag -fno-loop-strip-mine for autopar testcase.
1857
18582009-07-04 Li Feng <nemokingdom@gmail.com>
1859
1860 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1861 transformed scattering dimension instead of unmatch orignal when
1862 calling dependence_polyhedron.
1863
18642009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1865
1866 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1867
18682009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1869
1870 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1871 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1872
18732009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1874
1875 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1876 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1877 * graphite-poly.c (pbb_number_of_iterations): New.
1878 * graphite-poly.h (pbb_number_of_iterations): Declared.
1879 (pbb_iterator_dim, pbb_parameter_dim): New.
1880
18812009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1882
1883 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1884 last commit on type of lower and upper bound of loops.
1885
18862009-06-29 Li Feng <nemokingdom@gmail.com>
1887
1888 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1889 graphite-dependences.h.
1890 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1891 (mark_bb_with_pbb): New.
1892 (get_stmtfor_depth): New.
1893 (find_pbb_via_hash): New.
1894 (dependency_in_loop_p): New.
1895 (mark_loops_parallel): New.
1896 (free_aux_in_new_loops): New.
1897 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1898 bb with it's relevant pbb. Mark newly created loops. Remove mark
1899 innermost loop parallel without checking.
1900 (gloog): Add parameter BB_PBB_MAPPING.
1901 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1902 (gloog): Change declaration.
1903 (mark_loop_parallel): Make extern.
1904 (free_aux_in_new_loops): Declare.
1905 (bb_pbb_map_hash): New.
1906 (eq_bb_pbb_map): New.
1907 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1908 auto parallelization when flag_graphite_force_parallel is set.
1909 (graphite_finalize): Added free_aux_in_new_loops.
1910 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1911 the innermost loop that marked parallel. Use
1912 flag_graphite_force_parallel instead of loop->can_be_parallel.
1913 (loop_parallel_p): Move inner most checking out of function.
1914
19152009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1916
1917 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1918 type of lower and upper bound of loops signed long int.
1919
19202009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1921
1922 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1923 expression outside the loop.
1924
19252009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1926
1927 * gcc.dg/graphite/interchange-8.c: New.
1928
19292009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1930
1931 * gcc.dg/graphite/interchange-0.c: XFailed.
1932 * gcc.dg/graphite/interchange-5.c: XFailed.
1933 * gcc.dg/graphite/interchange-6.c: XFailed.
1934
19352009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1936
1937 * graphite-interchange.c (compute_array_size_poly): The end of the
1938 recursion should return 1.
1939
19402009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1941
1942 * graphite-interchange.c (compute_array_size_cstr): Allow the
1943 subscript multiplier to be -1.
1944 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1945 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1946 data_container. Initializes PDR_DATA_CONTAINER.
1947 (print_pdr_access_layout): New.
1948 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1949 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1950 data_container.
1951 (PDR_DATA_CONTAINER): New.
1952 (new_poly_dr): Update declaration.
1953 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1954 (build_poly_dr): Call pdr_add_data_dimensions.
1955
19562009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1957
1958 * graphite-poly.h (struct poly_dr): Fix comment.
1959 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1960 (pdr_add_memory_accesses): New.
1961 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1962
19632009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1964
1965 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1966 (print_pbb): Add call to print_pdrs.
1967 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1968
19692009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1970 Li Feng <nemokingdom@gmail.com>
1971
1972 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1973 (dependency_between_pbbs_p): New.
1974 (lexicographically_gt_p): Assure !empty_p before polyhedron
1975 intersection assign.
1976 (build_lexicographically_gt_constraint): Correct lexicographically
1977 judging.
1978 * graphite-dependences.h: New.
1979 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1980
19812009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1982
1983 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1984 (gloog): Print to dump_file the generated clast.
1985 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1986 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1987
19882009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1989
1990 * graphite-poly.c (extend_scattering): Increment
1991 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1992
19932009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1994
1995 * graphite-interchange.c (compute_array_size_poly): Added exit of
1996 recursion condition. Continue iterating even after the first equality.
1997 (compute_array_size): Same.
1998
19992009-06-24 Li Feng <nemokingdom@gmail.com>
2000
2001 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
2002 -fdump-tree-final_cleanup to -fdump-tree-optimized.
2003 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
2004 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
2005 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
2006
20072009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2008
2009 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
2010 only when the use verifies is_gimple_reg.
2011
20122009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2013
2014 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
2015 Allocate scaldims after call to unify_scattering_dimensions.
2016
20172009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2018
2019 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
2020
20212009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2022 Albert Cohen <albert.cohen@inria.fr>
2023
2024 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
2025 variables for the strip mining.
2026
20272009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2028 Pranav Garg <pranav.garg2107@gmail.com>
2029
2030 * Makefile.in (OBJS-common): Added graphite-blocking.o.
2031 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
2032 (graphite-blocking.o): New rule.
2033 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
2034 * graphite-blocking.c: New.
2035 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
2036 flag_loop_strip_mine.
2037 (psct_scattering_dim_for_loop_depth): New.
2038 * graphite-poly.h (scop_do_strip_mine): Declared.
2039 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
2040 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
2041 flag_loop_strip_mine.
2042
20432009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2044
2045 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
2046 a GMP value and a PPL coefficient at each iteration of a loop.
2047
20482009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2049
2050 * graphite-dependences.c (dependence_polyhedron): Do not use
2051 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
2052 pbb_nb_scattering_transform.
2053 (graphite_legal_transform_dr): Same.
2054 * graphite-poly.c (extend_scattering): Same.
2055 (unify_scattering_dimensions): Same.
2056 (print_scattering_function): Same.
2057 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
2058 PBB_NB_LOCAL_VARIABLES.
2059 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
2060 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
2061 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
2062 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
2063 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
2064 (pbb_nb_scattering_transform): New.
2065 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
2066 (psco_scattering_dim): Add assert on parameters.
2067 (psct_scattering_dim): Same.
2068 (psct_scattering_dim_for_loop_depth): Declared.
2069 (psct_local_var_dim): New.
2070 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
2071 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
2072 correct layout, call pbb_nb_local_vars.
2073 (psct_add_local_variable, psct_add_scattering_dimension): New.
2074 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
2075 Initialize PBB_NB_SCATTERING_TRANSFORM.
2076
20772009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2078
2079 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
2080 (set_coef): Renamed ppl_set_coef.
2081 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
2082
20832009-06-23 Sebastian Pop <sebastian.pop@amd.com>
2084
2085 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
2086 test a boolean against 1.
2087 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
2088 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
2089 (pbb_do_interchange): Returns true when a transform has been performed.
2090 (scop_do_interchange): Same.
2091 * graphite-poly.c (apply_poly_transforms): Use the return value of
2092 scop_do_interchange.
2093 * graphite-poly.h (scop_do_interchange): Update declaration.
2094
20952009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
2096
2097 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
2098 after last use.
2099 * sese.c (sese_reset_aux_in_loops): New.
2100 * sese.h (sese_reset_aux_in_loops): New.
2101
21022009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2103
2104 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
2105 multiplier and multiply the constant by the multiplier.
2106 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
2107 (build_poly_dr): Do not use the multiplier to define the subscript.
2108
21092009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2110
2111 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
2112 compiler's data reference. Initialize PDR_CDR.
2113 (print_pdr): Call dump_data_reference.
2114 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
2115 Add compiler_dr field.
2116 (PDR_BB): Renamed PDR_PBB.
2117 (PDR_CDR): New.
2118 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
2119 GCC's data reference representation.
2120 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
2121 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
2122
21232009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2124
2125 * graphite-poly.c (print_scattering_function): Also print the layout.
2126 * graphite-poly.h (pbb_nb_local_vars): New.
2127
21282009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2129
2130 * graphite-poly.c (print_pbb_domain): Also print the layout names.
2131
21322009-06-19 Sebastian Pop <sebastian.pop@amd.com>
2133
2134 * graphite-poly.c (print_pdr, debug_pdr): New.
2135 * graphite-poly.h (print_pdr, debug_pdr): Declared.
2136 (PDR_BASE): Removed.
2137
21382009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2139
2140 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
2141 ltrans-{1..6,8}.c.
2142
21432009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2144
2145 * graphite-interchange.c (compute_subscript): Allow also -1 in the
2146 subscript identification column.
2147 (pbb_do_interchange): Print to dump_file that some loops "will be
2148 interchanged". Rely on that chain of characters in the testcases.
2149 * gcc.dg/graphite/interchange-0.c: New.
2150 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
2151 interchange-*.c files and compile them with -floop-interchange.
2152
21532009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
2154
2155 * graphite-interchange.c (interchange_profitable_p): Renamed
2156 pbb_interchange_profitable_p.
2157
21582009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2159 Harsha Jagasia <harsha.jagasia@amd.com>
2160 Pranav Garg <pranav.garg2107@gmail.com>
2161
2162 * graphite-interchange.c (interchange_profitable_p): Make static.
2163 (pbb_interchange_loop_depths, pbb_do_interchange,
2164 scop_do_interchange): New.
2165 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
2166 for flag_loop_interchange.
2167 * graphite-poly.h (scop_do_interchange): Declared.
2168 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
2169 flag_loop_interchange is used.
2170
21712009-06-18 Sebastian Pop <sebastian.pop@amd.com>
2172
2173 * graphite-dependences.c (dependence_polyhedron): Update use of
2174 pbb_nb_scattering_dims.
2175 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
2176 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
2177 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
2178 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
2179
21802009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2181
2182 * graphite.c: Cleanup foo.
2183
21842009-06-16 Sebastian Pop <sebastian.pop@amd.com>
2185
2186 * Merge from mainline (r143684:148293).
2187 * Disabled libpcp until it gets fixed.
2188
21892009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2190 Harsha Jagasia <harsha.jagasia@amd.com>
2191
2192 * graphite-interchange.c: New.
2193 * Makefile.in (graphite-interchange.o): New.
2194 * graphite-poly.h (interchange_profitable_p): Declared.
2195 * graphite-ppl.h (value_max): New.
2196
21972009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2198
2199 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2200 * graphite-poly.h: Fix some comments.
2201 (pdr_dim): New.
2202 (pdr_scop): New.
2203
22042009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2205
2206 * graphite-poly.h
2207 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2208 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2209 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2210 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2211 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2212 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2213 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2214 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2215 * graphite-clast-to-gimple.c: Same.
2216 * graphite-dependences.c: Same.
2217 * graphite-poly.c: Same.
2218 * graphite-sese-to-poly.c: Same.
2219
22202009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2221
2222 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2223 expressions for an IV rename, as returned by clast_to_gcc_expression.
2224 (copy_renames): Rename new_name to expr.
2225 * sese.c (debug_rename_elt): Same.
2226 (get_rename): Same.
2227 (set_rename): Same.
2228 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2229 the information from the rename map.
2230 (rename_variables_in_stmt): Same.
2231 (add_loop_exit_phis): Rename new_name to expr.
2232 (insert_loop_close_phis): Same.
2233 (add_guard_exit_phis): Same. Call force_gimple_operand.
2234 * sese.h (struct rename_map_elt): Rename new_name to expr.
2235 (new_rename_map_elt): Same.
2236
22372009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2238
2239 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2240 * sese.c (set_rename): Make it extern.
2241 * sese.h (set_rename): Declared.
2242
22432009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2244
2245 * graphite-poly.c (extend_scattering): Free values.
2246 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2247 Free iterators.
2248 (ppl_print_powerset_matrix): Same.
2249 * graphite-scop-detection.c (free_scops_1): New.
2250 (limit_scops): Call free_scops_1.
2251 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2252 (build_poly_dr): Free PPL coefficients.
2253 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2254
22552009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2256
2257 * graphite-dependences.c: New.
2258 * graphite-data-ref.c: Removed.
2259 * graphite-data-ref.h: Removed.
2260 * Makefile.in (graphite-data-ref.o): Removed.
2261 (graphite-dependences.o): Added.
2262 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2263 * graphite-poly.c: Same.
2264 Move the data dependence testing to graphite-dependences.c.
2265
22662009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2267
2268 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2269 from graphite_cannot_represent_loop. Code refactored.
2270 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2271
22722009-05-17 Li Feng <nemokingdom@gmail.com>
2273
2274 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2275 Cover all the testcases (not only the filtered ones).
2276
22772009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2278
2279 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2280 unnecessary check. Update comments. Move check for REAL_TYPE here.
2281 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2282 done in (stmt_simple_for_scop_p).
2283
22842009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2285
2286 * graphite.c (print_global_statistics): New.
2287 (print_graphite_scop_statistic): New.
2288 (print_graphite_statistics): New.
2289 (graphite_initialize, graphite_transform_loops): Print statistics.
2290 * graphite-scop-detection (build_scops): Print statistics.
2291 (print_graphite_scop_statistics): New.
2292 (print_graphite_statistics): New.
2293
22942009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2295
2296 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2297 (debug_clast_name_index): Removed.
2298 (debug_clast_name_indexes_1): Removed.
2299 (debug_clast_name_indexes): Removed.
2300 (clast_name_index_elt_info): Removed.
2301 (eq_clast_name_indexes): Removed.
2302 (clast_name_to_index): Removed.
2303 (new_clast_name_index): Removed.
2304 (save_clast_name_index): Removed.
2305 (save_var_name): Moved...
2306 (init_sese_params_index): Removed.
2307 (clast_name_to_gcc): Remove use of name_tree.
2308 (initialize_cloog_names): Same.
2309 (gloog): Do not call init_sese_params_index.
2310 * graphite-sese-to-poly.c (save_var_name): ...here.
2311 (parameter_index_in_region): New.
2312 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2313 (parameter_index_in_region): Removed.
2314 (is_parameter): Remove use of name_tree.
2315 * sese.h (struct name_tree): Removed.
2316 (struct sese): Remove use of name_tree. New field params_names.
2317 (SESE_PARAMS_NAMES): New.
2318 (SESE_PARAMS): Remove duplicate.
2319 (parameter_index_in_region): Removed.
2320 (sese_nb_params): Remove use of name_tree.
2321 (struct clast_name_index): New.
2322 (new_clast_name_index): New.
2323 (clast_name_to_index): New.
2324 (save_clast_name_index): New.
2325 (debug_clast_name_index): New.
2326 (debug_clast_name_indexes_1): New.
2327 (debug_clast_name_indexes): New.
2328 (clast_name_index_elt_info): New.
2329 (eq_clast_name_indexes): New.
2330
23312009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2332
2333 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2334 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2335 (graphite_loop_normal_form): Do not pass region. Do not
2336 initialize SESE_OLDIVS.
2337 (build_graphite_loop_normal_form): Update call to
2338 graphite_loop_normal_form.
2339 * sese.c (debug_oldivs): Removed.
2340 (new_sese): Do not initialize SESE_OLDIVS.
2341 (free_sese): Do not free SESE_OLDIVS.
2342 (oldiv_for_loop): Removed.
2343 * sese.h (struct sese): Remove old_ivs.
2344 (SESE_OLDIVS): Removed.
2345 (oldiv_for_loop): Removed.
2346
23472009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2348
2349 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2350 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2351 replaced by a call to newivs_to_depth_to_newiv.
2352 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2353 (clast_to_gcc_expression_red): Same.
2354 (gcc_type_for_clast_expr): Same.
2355 (gcc_type_for_clast_eq): Same.
2356 (graphite_translate_clast_equation): Same.
2357 (graphite_create_guard_cond_expr): Same.
2358 (graphite_create_new_guard): Same.
2359 (graphite_create_new_loop): Same.
2360 (build_iv_mapping): Same.
2361 (translate_clast): Same.
2362 (gloog): Same.
2363 (loop_iv_stack_patch_for_consts): Removed. *
2364 sese.c (iv_stack_entry_is_constant): Removed.
2365 (iv_stack_entry_is_iv): Removed.
2366 (loop_iv_stack_push_iv): Removed.
2367 (loop_iv_stack_insert_constant): Removed.
2368 (loop_iv_stack_pop): Removed.
2369 (loop_iv_stack_get_iv): Removed.
2370 (loop_iv_stack_get_iv_from_name): Removed.
2371 (debug_loop_iv_stack): Removed.
2372 (free_loop_iv_stack): Removed.
2373 (loop_iv_stack_remove_constants): Removed. *
2374 sese.h (iv_stack_entry_kind): Removed.
2375 (iv_stack_entry_data_union): Removed.
2376 (iv_stack_entry_struct): Removed.
2377 (iv_stack_entry_p): Removed.
2378 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2379 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2380 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2381 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2382 (gbb_loop_at_index): Fix indenting.
2383 (gbb_loop_index): Removed.
2384
23852009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2386
2387 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2388 Call clast_name_to_index.
2389
23902009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2391
2392 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2393 do not pass params. Get params from SESE_PARAMS.
2394 (clast_to_gcc_expression): Same.
2395 (clast_to_gcc_expression_red): Same.
2396 (gcc_type_for_clast_eq): Same.
2397 (graphite_translate_clast_equation): Same.
2398 (graphite_create_new_loop): Same.
2399 * sese.c (rename_variables_in_stmt): Fix comment.
2400
24012009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2402
2403 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2404 newivs_index.
2405 Call save_clast_name_index.
2406 (translate_clast): Pass newivs_index.
2407 (gloog): Create and free newivs_index.
2408
24092009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2410
2411 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2412 (clast_name_index_p): New type.
2413 (debug_clast_name_index): New.
2414 (debug_clast_name_indexes_1): New.
2415 (debug_clast_name_indexes): New.
2416 (clast_name_index_elt_info): New.
2417 (eq_clast_name_indexes): New.
2418 (clast_name_to_index): New.
2419 (new_clast_name_index): New.
2420 (save_clast_name_index): New.
2421 (init_sese_params_index): New.
2422 (gloog): Call init_sese_params_index.
2423 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2424 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2425 (free_sese): Free SESE_PARAMS_INDEX.
2426 * sese.h (struct sese): Add params_index.
2427 (SESE_PARAMS_INDEX): New.
2428
24292009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2430
2431 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2432 (graphite_create_new_loop): Pass the newivs vector. Push the
2433 newly created IV to newivs.
2434 (translate_clast): Pass the newivs vector.
2435 (gloog): Create and destroy the newivs vector.
2436
24372009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2438
2439 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2440 (graphite_loop_normal_form): Initialize loop->aux with the unique
2441 IV that has been created.
2442
24432009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2444
2445 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2446 scev with parameters in the base part. They where forbidden
2447 exidently.
2448
24492009-05-11 Li Feng <nemokingdom@gmail.com>
2450
2451 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2452 compile options by file names.
2453 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2454 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2455 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2456 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2457
24582009-05-08 Li Feng <nemokingdom@gmail.com>
2459
2460 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2461 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2462 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2463 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2464
24652009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2466
2467 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2468 by final cleanup.
2469
24702009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2471
2472 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2473 allow integer constant strides.
2474 (graphite_can_represent_expr): Depend on outermost_loop.
2475 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2476 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2477 build_scops_1): Same.
2478 (scopdet_basic_block_info): Same and insert layered SCoP
2479 detection.
2480 (try_generate_gimple_bb): Cleanup.
2481 (build_scops): Enable data references.
2482
2483 * testsuite/gcc.dg/graphite/id-5.c: New.
2484 * testsuite/gcc.dg/graphite/id-9.c: New.
2485 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2486 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2487
24882009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2489
2490 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2491 that we have not yet built for this SCoP.
2492
24932009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2494
2495 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2496 for complex numbers.
2497
24982009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2499
2500 * graphite-ppl.c: Fix build if cloog is not available.
2501
25022009-05-04 Li Feng <nemokingdom@gmail.com>
2503
2504 * tree-parloops.c (loop_parallel_p): Remove construction of
2505 NITER and REDUCTION_LIST.
2506 (try_get_loop_niter): New.
2507 (try_create_reduction_list): New.
2508 (parallelize_loops): Bypass the failed checkings in autopar
2509 when can_be_parallel in loop structure is set to true.
2510
25112009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2512
2513 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2514 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2515
25162009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2517
2518 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2519 Enable EQ_EXPR and NE_EXPR again.
2520
25212009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2522
2523 * graphite-scop-detection.c (graphite_can_represent_scev):
2524 Add check if scev is affine multivariate.
2525 (harmful_stmt_in_bb): Check if we can represent the conditions.
2526 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2527 harmful_stmt_in_bb.
2528 * testsuite/gcc.dg/graphite/id-7.c: New.
2529
25302009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2531
2532 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2533 Check all bbs in region, not only the bbs that are represented in
2534 GRAPHITE.
2535 (build_poly_scop): Add newline.
2536 * testsuite/gcc.dg/graphite/id-8.c: New.
2537
25382009-04-30 Li Feng <nemokingdom@gmail.com>
2539
2540 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2541 when loop initialize.
2542 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2543 * common.opt: Declare flag_graphite_force_parallel.
2544 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2545 loop parallel.
2546 * graphite-poly.c (apply_poly_transforms): Introduce
2547 flag_graphite_force_parallel.
2548 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2549 * toplev.c (process_options): ditto and replace a not correctly
2550 encoded space.
2551
25522009-04-30 Li Feng <nemokingdom@gmail.com>
2553
2554 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2555 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2556 to the redefinition.
2557 (compute_cloog_iv_types_1): ditto.
2558 (build_iv_mapping): ditto.
2559 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2560 initialization.
2561 (free_gimple_bb): Removed GBB_LOOPS related free part.
2562 (build_bb_loops): Removed.
2563 * sese.h (struct gimple_bb): Removed loops.
2564 (GBB_LOOPS): Removed.
2565 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2566 (gbb_loop_index): ditto.
2567
25682009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2569
2570 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2571 allow non constant strides.
2572 * testsuite/gcc.dg/graphite/scop-20.c: New.
2573
25742009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2575
2576 * graphite-scop-detection.c (dot_all_scops): Fix system call
2577 return value warning.
2578 (dot_scop): Same.
2579
25802009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2581
2582 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2583 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2584
25852009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2586
2587 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2588 build_pairwise_constraint, dr_equality_constraints,
2589 build_pairwise_scheduling_equality,
2590 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2591 build_lexicographically_gt_constraint, dependence_polyhedron,
2592 graphite_legal_transform_dr, graphite_legal_transform_bb,
2593 graphite_legal_transform): New.
2594 * graphite-poly.h (graphite_legal_transform): Declared.
2595 * graphite-sese-to-poly.c (build_poly_scop): Call to
2596 graphite_legal_transform is disabled for the moment.
2597
25982009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2599
2600 * graphite-poly.h (pbb_nb_scattering_dims): New.
2601 (pbb_nb_scattering): Use it.
2602
26032009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2604
2605 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2606 Pointset_Powerset version of ppl_insert_dimensions.
2607 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2608
26092009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2610
2611 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2612
26132009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2614
2615 * graphite-poly.h: Fix comment.
2616
26172009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2618
2619 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2620
26212009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2622
2623 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2624 statements.
2625
26262009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2627
2628 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2629 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2630 conditions.
2631
26322009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2633
2634 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2635 handle EQ_EXPR and NE_EXPR.
2636
26372009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2638
2639 * graphite-poly.h (poly_dr): Fix comment.
2640
26412009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2642 Tobias Grosser <grosser@fim.uni-passau.de>
2643
2644 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2645 with a zero dimension polyhedron.
2646 (find_scop_parameters): Move the call to scop_set_nb_params here.
2647 (build_loop_iteration_domains): Store in loop->aux the iteration
2648 domain polyhedron.
2649 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2650 by any loop in scop.
2651 (build_poly_scop): Do not call scop_set_nb_params.
2652
26532009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2654 Tobias Grosser <grosser@fim.uni-passau.de>
2655
2656 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2657 add_condition_to_domain not GT_EXPR.
2658
26592009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2660
2661 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2662 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2663 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2664 upper_bound_assign to calculate unions.
2665 * testsuite/gcc.dg/graphite/id-6.c: New.
2666
26672009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2668
2669 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2670 handle abnormal edges.
2671
26722009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2673
2674 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2675 (free_poly_bb): Also free poly_drs.
2676 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2677 (poly_dr): Polyhedron to Pointset_Powerset.
2678 (pdr_accessp_nb_subscripts): Same.
2679 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2680 poly_drs.
2681
26822009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2683
2684 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2685 names into more meaningful names.
2686
26872009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2688
2689 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2690 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2691
26922009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2693
2694 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2695 the reduction_list.
2696 * tree-parloops.c (rewrite_phi_with_iv): New.
2697 (rewrite_all_phi_nodes_with_iv): New.
2698 (canonicalize_loop_ivs): Call them.
2699
27002009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2701
2702 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2703 graphite_find_data_references_in_stmt.
2704 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2705 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2706
27072009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2708
2709 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2710
27112009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2712
2713 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2714 instead of bb_in_region.
2715 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2716 (build_sese_conditions): Use flag_bb_in_sese.
2717 * sese.c (register_bb_in_sese): Removed.
2718 (new_sese): Remove initialization of SESE_REGION_BBS.
2719 (free_sese): Do not free SESE_REGION_BBS.
2720 * sese.h (struct sese): Remove field region_basic_blocks.
2721 (SESE_REGION_BBS): Removed.
2722 (bb_in_sese_p): Implement in function of bb_in_region.
2723
27242009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2725
2726 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2727 loops.
2728
27292009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2730
2731 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2732 and EQ_EXPR.
2733 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2734 (add_condition_to_domain): New.
2735 (add_condition_to_pbb): New.
2736 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2737 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2738
27392009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2740
2741 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2742 ppl_Pointset_Powerset.
2743 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2744 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2745 (pbb_nb_loops): Same.
2746 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2747 add_conditions_to_domain): Same.
2748 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2749 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2750 ppl_const_Polyhedron_t.
2751 (ppl_print_powerset_matrix): New.
2752 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2753 ppl_print_powerset_matrix): New.
2754 (ppl_print_polyhedron_matrix): Updated.
2755
27562009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2757
2758 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2759
27602009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2761
2762 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2763 (print_iteration_domains, debug_iteration_domain,
2764 debug_iteration_domains): New.
2765 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2766 debug_iteration_domains): Declared.
2767 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2768 indenting.
2769
27702009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2771 Sebastian Pop <sebastian.pop@amd.com>
2772
2773 * graphite-poly.h (print_iteration_domain): New.
2774 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2775 (build_sese_conditions_1, build_sese_conditions_after,
2776 build_sese_conditions_before): New.
2777 (build_sese_conditions): Rewritten.
2778
27792009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2780 Tobias Grosser <grosser@fim.uni-passau.de>
2781
2782 Cleanup of code generation liveouts.
2783 * graphite-clast-to-gimple.c (translate_clast): Use a single
2784 rename_map instead of one per translated statement.
2785 Do not use SESE_LIVEOUT_RENAMES.
2786 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2787 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2788 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2789 phi node of a reduction: when a loop contains a reduction used outside
2790 the loop, there should be a scalar close phi node on the exit block.
2791 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2792 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2793 (free_sese): Do not free them.
2794 (sese_build_liveouts_use): Do not use them.
2795 (sese_build_liveouts_bb): Same.
2796 (sese_build_liveouts): Same.
2797 (sese_insert_phis_for_liveouts): Same.
2798 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2799 (defined_in_loop_p): New.
2800 (alive_after_loop): New.
2801 (close_phi_not_yet_inserted_p): New.
2802 (struct alep, alep_p): New.
2803 (add_loop_exit_phis): Remove from the rename_map all the names defined
2804 in the code generated loop.
2805 (insert_loop_close_phis): Traverse the rename_map passed to it.
2806 Don't use SESE_LIVEOUT_RENAMES.
2807 (default_liveout_before_guard): Renamed default_before_guard.
2808 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2809 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2810 (register_sese_liveout_renames): Removed.
2811 (copy_bb_and_scalar_dependences): Do not call it.
2812 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2813 reduction_list.
2814 (SESE_LIVEOUT): Removed.
2815 (SESE_LIVEOUT_RENAMES): Removed.
2816 (SESE_REDUCTION_LIST): Removed.
2817 (sese_build_liveouts): Removed.
2818 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2819 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2820 (insert_guard_phis): Same.
2821 (rename_map_elt): Declare a VEC of them.
2822 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2823 trees not pointers to trees.
2824
2825 Rewrite in canonical close SSA form:
2826 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2827 (limit_scops): Close the scop after the block containing the close phi
2828 nodes.
2829 (canonicalize_loop_closed_ssa): New.
2830 (canonicalize_loop_closed_ssa_form): New.
2831 (build_scops): Call canonicalize_loop_closed_ssa_form.
2832
2833 * graphite-sese-to-poly.c: Fix typos.
2834
28352009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2836
2837 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2838 Extended.
2839 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2840 (print_pbb): Add conditions.
2841
28422009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2843 Sebastian Pop <sebastian.pop@amd.com>
2844
2845 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2846 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2847 (build_scop_bbs_1): New.
2848 (build_scop_bbs): Rewrite.
2849 * sese.h (bb_in_region): New.
2850
28512009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2852
2853 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2854 poly_drs vector.
2855 (print_scop): Style.
2856 * graphite-poly.h (poly_bb): Add drs vector.
2857 (PBB_DRS): Add accessor.
2858 * graphite-sese-to-poly.c (build_poly_dr): New.
2859 (build_pbb_drs, build_scop_drs): New.
2860 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2861
28622009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2863
2864 * tree-ssa-loop.c: Include forgotten toplev.h
2865
28662009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2867
2868 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2869 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2870 * testsuite/gcc.dg/graphite/pr37928.c: Same
2871 * testsuite/gcc.dg/graphite/pr38409.c: Same
2872 * testsuite/gcc.dg/graphite/pr38498.c: Same
2873 * testsuite/gcc.dg/graphite/pr38559.c: Same
2874 * testsuite/gcc.dg/graphite/pr39335.c: Same
2875 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2876 * testsuite/gfortran.dg/graphite/block-2.f: Same
2877 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2878 with -floop-*.
2879
28802009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2881
2882 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2883 build_access_matrix, build_scop_data_accesses): Remove access function
2884 building. (We get a new version soon).
2885 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2886 * sese.h (nb_loops_around_loop_in_sese): Remove.
2887 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2888
28892009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2890 Sebastian Pop <sebastian.pop@amd.com>
2891
2892 * graphite-scop-detection.c (struct scopdet_info): Rename last
2893 field to exit.
2894 (scopdet_basic_block_info, build_scops_1): Don't use
2895 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2896
28972009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2898 Sebastian Pop <sebastian.pop@amd.com>
2899
2900 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2901 * sese.c (sese_build_liveouts_use): Renamed from
2902 sese_build_livein_liveouts_use. Remove liveins.
2903 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2904 Call sese_build_liveouts_use.
2905 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2906 Call sese_build_liveouts_bb.
2907 (new_sese, free_sese): Remove liveins.
2908 (sese_add_exit_phis_var): Deleted.
2909 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2910 directly.
2911 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2912
2913 * sese.h (sese): Remove num_ver and livein.
2914 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2915
29162009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2917
2918 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2919
29202009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2921
2922 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2923 (build_scop_scattering): Do not use compare_prefix_loops any more.
2924 (nb_common_loops): New.
2925
29262009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2927
2928 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2929 (register_old_and_new_names): Renamed set_rename.
2930
29312009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2932
2933 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2934 of the decl from the previous commit.
2935
29362009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2937
2938 * graphite-scop-detection.c (dot_scop): New.
2939 * graphite-scop-detection.h (dot_scop): Declared.
2940
29412009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2942
2943 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2944
29452009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2946
2947 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2948 condition at the end of the loop.
2949 * graphite.c (graphite_initialize, graphite_finalize): Print to
2950 dump_file the compiled function.
2951 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2952 of create_empty_loop_on_edge.
2953 (translate_clast): Update the code generation of loops for the new
2954 shape of loops.
2955 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2956
29572009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2958
2959 Reverted the patch from 2009-03-19.
2960
29612009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2962
2963 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2964 poly_drs vector.
2965 (print_scop): Style.
2966 * graphite-poly.h (poly_bb): Add drs vector.
2967 (PBB_DRS): Add accessor.
2968 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2969 (build_access_matrix_with_af, build_access_matrix,
2970 build_scop_data_accesses): Delete.
2971 (build_poly_dr): New.
2972 (build_pbb_drs, build_scop_drs): New.
2973 (build_poly_scop): call build_scop_drs.
2974
29752009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2976
2977 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2978 once per basic block.
2979
29802009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2981
2982 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2983 (graphite_can_represent_expr): Renamed from loop_affine_expr
2984 and enhanced.
2985 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2986 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2987 (scopdet_basic_block_info): Actually define entry_block.
2988 (stmt_simple_memref_p): Moved here from ...
2989
2990 * tree-data-ref.c (stmt_simple_memref_p): here.
2991 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2992
29932009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2994
2995 * testsuite/gcc.dg/graphite/id-4.c: New.
2996
29972009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2998
2999 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3000 (register_old_and_new_names): Update the content of the map.
3001 When there was already a rename_map_elt in the map at that
3002 location, free it.
3003 (copy_bb_and_scalar_dependences): Do rename_variables after
3004 expand_scalar_variables.
3005 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3006 of the map. When there was already a rename_map_elt in the
3007 map at that location, free it.
3008 (translate_clast): Pass the rename_map. Do not initialize and free
3009 a rename_map per stmt_user.
3010 (gloog): Initialize and free one rename_map and pass it to
3011 translate_clast.
3012
30132009-03-12 Sebastian Pop <sebastian.pop@amd.com>
3014
3015 * sese.c (expand_scalar_variables_stmt,
3016 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
3017 parameter.
3018 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
3019 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
3020 the gimple_stmt_iterator of the statement to be expanded.
3021 * graphite-scop-detection.c (is_simple_operand): Do handle
3022 REALPART_EXPR.
3023
30242009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3025
3026 * graphite-scop-detection.c (is_simple_operand): Do not handle
3027 REALPART_EXPR.
3028 * testsuite/gcc.dg/graphite/id-2.c: New.
3029
3030 * graphite-sese-to-poly.c (build_bb_loops,
3031 add_value_to_dim, scan_tree_for_params_right_scev,
3032 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
3033 find_params_in_bb, build_loop_iteration_domains,
3034 add_conditions_to_domain): Remove subtract.
3035
30362009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3037
3038 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
3039 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
3040 pbb_loop_at_index -> gbb_loop_at_index.
3041 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
3042 (debug_loop_vec): Delete.
3043 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
3044 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
3045 (PBB_LOOPS): Removed.
3046 (PBB_BLACK_BOX): Insert cast.
3047 (pbb_set_black_box): New setter.
3048 (pbb_loop_at_index, pbb_loop_index): Removed.
3049 (scop_set_region, scop_set_nb_params): New.
3050 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
3051 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
3052 (build_poly_scop): Use scop_set_nb_params.
3053 * sese.h (gimple_bb): Add LOOPS.
3054 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
3055
30562009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3057
3058 Revert previous commit.
3059
30602009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3061
3062 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
3063 (register_old_and_new_names): Update the content of the map.
3064 When there was already a rename_map_elt in the map at that
3065 location, free it.
3066 (copy_bb_and_scalar_dependences): Do rename_variables after
3067 expand_scalar_variables.
3068 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3069 of the map. When there was already a rename_map_elt in the
3070 map at that location, free it.
3071 (translate_clast): Pass the rename_map. Do not initialize and free
3072 a rename_map per stmt_user.
3073 (gloog): Initialize and free one rename_map and pass it to
3074 translate_clast.
3075
30762009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
3077
3078 Remove forgotten line in revert.
3079
30802009-03-11 Sebastian Pop <sebastian.pop@amd.com>
3081
3082 Revert previous commit.
3083
30842009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3085
3086 * sese.c (register_old_and_new_names): Update the content
3087 of the map. When there was already a rename_map_elt in the
3088 map at that location, free it.
3089 (copy_bb_and_scalar_dependences): Do rename_variables after
3090 expand_scalar_variables.
3091 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
3092 of the map. When there was already a rename_map_elt in the
3093 map at that location, free it.
3094 (translate_clast): Pass the rename_map. Do not initialize and free
3095 a rename_map per stmt_user.
3096 (gloog): Initialize and free one rename_map and pass it to
3097 translate_clast.
3098
30992009-03-10 Sebastian Pop <sebastian.pop@amd.com>
3100
3101 * graphite-clast-to-gimple.c (translate_clast): context_loop
3102 is never NULL.
3103
31042009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3105 Sebastian Pop <sebastian.pop@amd.com>
3106
3107 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
3108 of the use of ppl_Polyhedron_map_space_dimensions.
3109
31102009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
3111 Sebastian Pop <sebastian.pop@amd.com>
3112
3113 * graphite-poly.c (unify_scattering_dimensions): Fix types.
3114 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
3115 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
3116 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
3117 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
3118 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
3119 pbb_nb_params): New.
3120 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
3121 nb_loops_around_pbb): Adapt return types.
3122
31232009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
3124
3125 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3126 graphite-clast-to-gimple.o, graphite-data-ref.o,
3127 graphite-scop-detection.o, graphite-poly.o): Add
3128 more headers.
3129
31302009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
3131
3132 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
3133 graphite-clast-to-gimple.o, graphite-data-ref.o,
3134 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
3135
31362009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3137
3138 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
3139 * testsuite/gcc.dg/graphite/pr37828.c: Same.
3140 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3141 * testsuite/gcc.dg/graphite/block-0.c: Same.
3142 * testsuite/gcc.dg/graphite/block-1.c: Same.
3143 * testsuite/gcc.dg/graphite/block-2.c: Same.
3144 * testsuite/gcc.dg/graphite/block-3.c: Same.
3145 * testsuite/gcc.dg/graphite/block-4.c: Same.
3146 * testsuite/gcc.dg/graphite/block-5.c: Same.
3147 * testsuite/gcc.dg/graphite/block-6.c: Same.
3148 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
3149 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
3150 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
3151 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
3152 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
3153 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
3154 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
3155 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
3156 * opts.c: Remove -floop-block from -O2.
3157 * graphite-poly.c: Fail if -floop-block -floop-interchange or
3158 -floop-strip-mine are used.
3159
31602009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
3161 Sebastian Pop <sebastian.pop@amd.com>
3162
3163 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
3164 dimensions.
3165 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
3166 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
3167 strip_mine_profitable_p, is_interchange_valid,
3168 graphite_trans_bb_block, graphite_trans_loop_block,
3169 graphite_trans_scop_block): Temporary removed.
3170 (extend_scattering, unify_scattering_dimensions): New.
3171 (print_scattering_function, graphite_read_transforms):
3172 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3173 (graphite_generate_scattering_fns): Removed.
3174 (apply_poly_transforms): Cleanup.
3175 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3176 (schedule_to_scattering): Moved.
3177 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
3178 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
3179 (pbb_nb_scattering): New.
3180 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3181 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
3182 Removed.
3183 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
3184 shift_poly.
3185 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3186 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3187 -> PBB_TRANSFORMED_SCATTERING.
3188 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3189 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3190 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3191 (check_poly_representation): Do not return bool.
3192 (graphite_transform_loops): Reformat.
3193 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3194
31952009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3196
3197 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3198 debug_pbb_domain, debug_pbb, debug_scop): New.
3199 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3200 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3201
32022009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3203
3204 PR middle-end/39335
3205 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3206 when the type precision of the induction variable should be
3207 larger than the type precision of nit.
3208 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3209 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3210 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3211
3212 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3213 * testsuite/gcc.dg/graphite/pr39335.c: New.
3214
32152009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3216
3217 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3218 SSA_NAMES not struct reduction_info.
3219
32202009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3221
3222 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3223
32242009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3225 Tobias Grosser <grosser@fim.uni-passau.de>
3226
3227 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3228 (free_sese): Free SESE_REDUCTION_LIST.
3229 * sese.h (struct sese): Add field reduction_list.
3230 (SESE_REDUCTION_LIST): New.
3231 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3232 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3233
32342009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3235 Tobias Grosser <grosser@fim.uni-passau.de>
3236
3237 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3238 of loop_p.
3239
32402009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3241 Tobias Grosser <grosser@fim.uni-passau.de>
3242
3243 * tree-parloops.c (struct brli, build_reduction_list_info,
3244 analyze_reduction_list, gather_scalar_reductions): New.
3245 (loop_parallel_p): Build a reduction list containing only
3246 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3247 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3248 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3249 * tree-flow.h (gather_scalar_reductions): Declared.
3250
32512009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3252
3253 PR middle-end/39308
3254 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3255 number_of_iterations_exit from a gcc_assert.
3256
32572009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3258 Jan Sjodin <jan.sjodin@amd.com>
3259
3260 * output.h (graphite_out_file, graphite_in_file): Declared.
3261 * toplev.c (graphite_out_file, graphite_in_file): New.
3262 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3263 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3264 Don't call schedule_to_scattering.
3265 * common.opt (fgraphite-write, fgraphite-read): New.
3266 * graphite-poly.c: Include output.h.
3267 (print_scattering_function, print_scattering_functions,
3268 debug_scattering_function, debug_scattering_functions,
3269 graphite_write_transforms, graphite_read_transforms,
3270 graphite_generate_scattering_fns): New.
3271 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3272 Call graphite_generate_scattering_fns, graphite_write_transforms,
3273 graphite_read_transforms.
3274 (new_poly_bb): Initialize PBB_SCATTERING.
3275 (free_poly_bb): Free PBB_SCATTERING.
3276 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3277 * graphite-poly.h (struct poly_bb): Add field scattering.
3278 (PBB_SCATTERING): New.
3279 (print_scattering_function, print_scattering_functions,
3280 debug_scattering_function, debug_scattering_functions): Declared.
3281 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3282 GMP values, not integers!
3283 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3284 ppl_read_polyhedron_matrix): New.
3285 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3286 debug_ppl_polyhedron_matrix,
3287 ppl_read_polyhedron_matrix): Declared.
3288 * Makefile.in (graphite-poly.o): Depends on output.h.
3289
32902009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3291 Tobias Grosser <grosser@fim.uni-passau.de>
3292
3293 Revert this change:
3294 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3295 scalar evolutions in the scop_entry->loop_father.
3296
32972009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3298 Tobias Grosser <grosser@fim.uni-passau.de>
3299
3300 * graphite.h (ref_nb_loops): Remove declaration.
3301 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3302 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3303 debug_gbb): Moved to sese.h.
3304 * sese.h: As said.
3305
33062009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3307 Tobias Grosser <grosser@fim.uni-passau.de>
3308
3309 * graphite-data-ref.[ch]: Disable.
3310
33112009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3312 Tobias Grosser <grosser@fim.uni-passau.de>
3313
3314 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3315 scalar evolutions in the scop_entry->loop_father.
3316
33172009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3318
3319 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3320 (graphite_cannot_represent_loop_niter): Renamed
3321 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3322 (limit_scops): build_sese_loop_nests does not return a bool.
3323 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3324 * sese.c (nb_reductions_in_loop): ... from here.
3325 (graphite_loop_normal_form): ... from here.
3326 (sese_record_loop): Does not fail, so does not return a bool.
3327 (build_sese_loop_nests): Same.
3328 * sese.h (build_sese_loop_nests): Update declaration.
3329 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3330 (build_graphite_loop_normal_form): New.
3331 (gloog): Call build_graphite_loop_normal_form.
3332 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3333 build_sese_loop_nests.
3334
3335 * testsuite/gcc.dg/graphite/id-1.c: New.
3336
33372009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3338 Tobias Grosser <grosser@fim.uni-passau.de>
3339
3340 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3341 The SCoP detection fix is sufficient.
3342
33432009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3344
3345 PR tree-optimization/39260
3346 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3347 the basic block contains a condition with a real type.
3348 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3349
3350 * gcc.dg/graphite/pr39260.c: New.
3351
33522009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3353
3354 * graphite-poly.c: Inlcude params.h.
3355 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3356 the size of a tile.
3357 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3358 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3359
33602009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3361 Tobias Grosser <grosser@fim.uni-passau.de>
3362
3363 * graphite-scop-detection.c (dot_all_scops_1,
3364 dot_all_scops): Moved here.
3365 * graphite-scop-detection.h (dot_all_scops): Declared here.
3366 * graphite.c (graphite_initialize, graphite_finalize): New.
3367 (graphite_transform_loops): Cleaned up.
3368 * sese.c (debug_oldivs): Moved here.
3369 * graphite-poly.c (graphite_apply_transformations): Renamed
3370 apply_poly_transforms.
3371 (debug_loop_vec): Moved here.
3372 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3373 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3374 find_scop_parameters, build_scop_iteration_domain,
3375 add_conditions_to_constraints, build_scop_canonical_schedules,
3376 build_scop_data_accesses): Now static.
3377 (build_poly_scop, check_poly_representation): New.
3378
33792009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3380
3381 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3382 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3383 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3384 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3385 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3386 scan_tree_for_params, struct irp_data, dx_record_params,
3387 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3388 build_loop_iteration_domains, add_conditions_to_domain,
3389 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3390 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3391 build_sese_conditions, add_conditions_to_constraints,
3392 build_scop_iteration_domain, build_access_matrix_with_af,
3393 build_access_matrix,
3394 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3395
3396 * graphite-sese-to-poly.c: New.
3397 * graphite-sese-to-poly.h: New.
3398
3399 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3400
34012009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3402
3403 * graphite.c: Split graphite code generation to a new file.
3404 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3405 max_precision_type, clast_to_gcc_expression_red,
3406 clast_to_gcc_expression, gcc_type_for_clast_expr,
3407 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3408 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3409 graphite_create_new_guard, clast_get_body_of_loop,
3410 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3411 graphite_create_new_loop, build_iv_mapping, copy_renames,
3412 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3413 compute_cloog_iv_types, free_scattering, save_var_name,
3414 initialize_cloog_names, build_scop_context, build_cloog_prog,
3415 set_cloog_options, debug_clast_stmt, scop_to_clast,
3416 print_generated_program, debug_generated_program,
3417 gloog): Moved to graphite-clast-to-gimple.c.
3418
3419 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3420
3421 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3422 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3423 loop_iv_stack_pop, loop_iv_stack_get_iv,
3424 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3425 free_loop_iv_stack, loop_iv_stack_remove_constants,
3426 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3427 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3428 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3429 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3430 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3431 get_vdef_before_sese, sese_adjust_vphi,
3432 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3433 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3434 is_iv, expand_scalar_variables_ssa_name,
3435 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3436 expand_scalar_variables, rename_variables, remove_condition,
3437 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3438 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3439 default_liveout_before_guard, add_guard_exit_phis,
3440 insert_guard_phis, register_old_and_new_names,
3441 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3442 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3443 if_region_set_false_region, create_if_region_on_edge,
3444 move_sese_in_condition): Moved to sese.c.
3445
3446 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3447 if_region_exit, if_region_get_condition_block,
3448 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3449 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3450 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3451 ivtype_map_elt, new_ivtype_map_elt,
3452 recompute_all_dominators): Moved to sese.h.
3453
3454 * graphite-clast-to-gimple.c: New.
3455 * graphite-clast-to-gimple.h: New.
3456 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3457 * sese.c: Modified as said above.
3458 * sese.h: Same.
3459
34602009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3461
3462 * graphite.c: Split scop detection to a new file.
3463 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3464 move_sd_regions, loop_affine_expr, exclude_component_ref,
3465 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3466 graphite_cannot_represent_loop_niter, struct scopdet_info,
3467 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3468 find_single_entry_edge, find_single_exit_edge,
3469 create_single_entry_edge, sd_region_without_exit,
3470 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3471 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3472 Moved to graphite-scop-detection.c.
3473
3474 * graphite-scop-detection.c: New.
3475 * graphite-scop-detection.h: New.
3476 * Makefile.in: Add new rule for graphite-scop-detection.o.
3477
3478 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3479 tree-scalar-evolution.h.
3480 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3481 build_sese_loop_nests): Moved here from graphite.c.
3482 (param_index): Renamed parameter_index_in_region.
3483
34842009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3485 Sebastian Pop <sebastian.pop@amd.com>
3486
3487 * gcc.dg/graphite/block-0.c: Expected to fail now.
3488 * gcc.dg/graphite/block-1.c: Same.
3489 * gcc.dg/graphite/block-5.c: Same.
3490 * gcc.dg/graphite/block-6.c: Same.
3491
34922009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3493 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 * graphite.h: Separate from graphite_bb_p the polyhedral
3496 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3497 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3498 graphite-data-ref.h.
3499 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3500 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3501 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3502 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3503 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3504 scop_nb_params): Moved to graphite-poly.h.
3505 * graphite-data-ref.c: Same.
3506 * graphite-data-ref.h: New.
3507 * graphite.c: Same.
3508 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3509 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3510 is_interchange_valid, graphite_trans_bb_block,
3511 graphite_trans_loop_block, scop_max_loop_depth,
3512 graphite_trans_scop_block, graphite_apply_transformations,
3513 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3514 graphite-poly.c.
3515 * graphite-poly.h: New.
3516 * graphite-poly.c: New.
3517 * Makefile.in (OBJS-common): Add graphite-poly.o.
3518 (graphite-poly.o): New rule.
3519 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3520 (DR_SCOP): Removed.
3521
35222009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3523 Tobias Grosser <grosser@fim.uni-passau.de>
3524
3525 * graphite.c: Replace gb -> gbb.
3526 * graphite.h: Same.
3527 * graphite-data-ref.c: Same.
3528
35292009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3530 Tobias Grosser <grosser@fim.uni-passau.de>
3531
3532 * Makefile.in (OBJS-commmon): Add sese.o.
3533 (sese.o): New.
3534 (graphite.o): Add sese.h.
3535 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3536 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3537 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3538 Move to sese.
3539 (block_before_scop): Add missing return.
3540 (new_scop, free_scop): Remove SESE data structures.
3541 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3542 find_scop_parameters, build_loop_iteration_domains,
3543 add_conditions_to_domain, register_scop_liveout_renames,
3544 copy_bb_and_scalar_dependences): Scop -> SESE.
3545
3546 (add_conditions_to_domain): SCoP -> SESE and remove check
3547 (scop_contains_non_iv_scalar_phi_nodes): New.
3548 (build_scop_conditions_1, build_scop_conditions): Remove check for
3549 non iv scalar phi nodes.
3550 (print_scop_statistics): New.
3551 (graphite_transform_loops): Cleanup.
3552
3553 * graphite.h: Move to sese & cleanup.
3554 * sese.c: New.
3555 * sese.h: New.
3556
35572009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3558 Tobias Grosser <grosser@fim.uni-passau.de>
3559
3560 * graphite.c (build_scop_conditions_1): Conditions are only
3561 at the end of a basic block.
3562
35632009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3564 Tobias Grosser <grosser@fim.uni-passau>
3565
3566 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3567 field.
3568 (GBB_ALPHA): Removed.
3569
35702009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3571 Tobias Grosser <grosser@fim.uni-passau.de>
3572
3573 * graphite-data-ref.c (graphite_test_dependence): Don't use
3574 GBB_DYNAMIC_SCHEDULE.
3575 * graphite.c (new_graphite_bb): Same.
3576 (free_graphite_bb): Same.
3577 (build_scop_dynamic_schedules): Removed.
3578 (graphite_transform_loops): Don't call it.
3579 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3580 (GBB_DYNAMIC_SCHEDULE): Removed.
3581
35822009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3583 Tobias Grosser <grosser@fim.uni-passau.de>
3584
3585 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3586 (print_graphite_bb): Same.
3587 (build_cloog_prog): Same.
3588
35892009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3590 Tobias Grosser <grosser@fim.uni-passau.de>
3591
3592 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3593
35942009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3595 Tobias Grosser <grosser@fim.uni-passau.de>
3596
3597 * graphite.c (build_scop_context): Don't use CloogMatrix.
3598 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3599 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3600
36012009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3602 Tobias Grosser <grosser@fim.uni-passau.de>
3603
3604 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3605 liveout_renames, add_params fields...
3606 (struct sese): ... here.
3607 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3608 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3609
36102009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3611 Tobias Grosser <grosser@fim.uni-passau.de>
3612
3613 * graphite.c (print_scop): Do not print the CLooG program.
3614 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3615 build_cloog_prog, gloog): Don't use SCOP_PROG.
3616 (find_transform): Renamed scop_to_clast.
3617 (print_generated_program, debug_generated_program): New.
3618 (graphite_transform_loops): Adapt to new interface.
3619 * graphite.h (struct scop): Remove program field.
3620 (SCOP_PROG): Removed.
3621 (print_generated_program, debug_generated_program): Declared.
3622
36232009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3624
3625 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3626 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3627 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3628 free_graphite_bb, build_scop_canonical_schedules,
3629 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3630 schedules are now represented using a ppl_Linear_Expression_t.
3631 * graphite.h (struct graphite_bb): Same.
3632 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3633 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3634
36352009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3636
3637 * graphite.c: Free local memory.
3638 * graphite-ppl.c: Same.
3639
36402009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3641
3642 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3643 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3644 swap_constraint_variables, scale_constraint_variable): Removed.
3645 (graphite_trans_bb_strip_mine): Remove pong.
3646 * graphite-ppl.c: Include missing header files.
3647 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3648 * graphite-ppl.h (ppl_strip_loop): Declared.
3649 * Makefile.in (graphite-ppl.o): Adjust dependences.
3650
36512009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3652
3653 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3654 (build_scop_iteration_domain): Same.
3655
36562009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3657
3658 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3659 ping pong.
3660 (add_value_to_dim, scan_tree_for_params_right_scev,
3661 scan_tree_for_params_int): New.
3662 * graphite-ppl.c (oppose_constraint): New.
3663 (insert_constraint_into_matrix): Implement missing cases.
3664 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3665
36662009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3667
3668 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3669 use ppl_move_dimension.
3670
36712009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3672
3673 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3674 * graphite.c: Same.
3675 * graphite.h: Same.
3676 * graphite-ppl.c: Same.
3677 * graphite-ppl.h: Same.
3678
36792009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3680
3681 Revert last 3 commits.
3682
36832009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3684
3685 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3686 ping pong.
3687 (add_value_to_dim, scan_tree_for_params_right_scev,
3688 scan_tree_for_params_int): New.
3689 * graphite-ppl.c (oppose_constraint): New.
3690 (insert_constraint_into_matrix): Implement missing cases.
3691 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3692
36932009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3694
3695 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3696
36972009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3698 Tobias Grosser <grosser@fim.uni-passau.de>
3699
3700 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3701 use ppl_move_dimension.
3702 * graphite-ppl.c (ppl_move_dimension): New.
3703 * graphite-ppl.h (ppl_move_dimension): Declared.
3704
37052009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3706
3707 * graphite.c: Do not include cloog/cloog.h.
3708 (print_graphite_bb): Remove ping pong, call PPL print function.
3709
37102009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3711
3712 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3713 (graphite.o): Add dependence on graphite-ppl.h.
3714 (graphite-ppl.o): New.
3715 (graphite-data-ref.c): Ping pong between PPL data structures
3716 and matrices.
3717 * graphite-ppl.c: New.
3718 * graphite-ppl.h: New.
3719 * graphite.c: Include graphite-ppl.h.
3720 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3721 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3722 Ping pong between PPL data structures and matrices.
3723 (new_graphite_bb): Create a PPL constraint system.
3724 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3725 (build_loop_iteration_domains): Use PPL functions.
3726 * graphite.h: Include graphite-ppl.h. Fix comments.
3727 (graphite_bb): Use a ppl_Constraint_System_t instead of
3728 CloogMatrix for representing the domain.
3729 (scop): Remove static_schedule.
3730 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3731
37322009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3733
3734 * graphite.c: Fix some comments.
3735
37362009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3737
3738 PR middle-end/38953
3739 * graphite.c (if_region_set_false_region): After moving a region
3740 in the false branch of a condition, remove the empty dummy
3741 basic block.
3742 (gloog): Remove wrong fix for PR38953.
3743
37442009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3745
3746 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3747 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3748 register_bb_in_sese, new_sese, free_sese): Moved.
3749 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3750 outermost_loop_in_scop, build_scop_iteration_domain,
3751 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3752 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3753 Use loop_in_sese_p instead of loop_in_scop_p.
3754 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3755 (free_scop): Do not free SCOP_BBS_B.
3756 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3757 ref_nb_loops): Moved here...
3758 * graphite.h (ref_nb_loops): ... from here.
3759 (struct scop): Remove bbs_b bitmap.
3760 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3761 * testsuite/gcc.dg/graphite/scop-19.c: New
3762
37632009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3764
3765 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3766 detection.
3767
37682009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3769
3770 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3771 eq_loop_to_cloog_loop): Remove.
3772 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3773 * graphite.h (struct scop): Remove loop2cloog_loop.
3774 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3775
37762009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3777
3778 * opts.c (decode_options): Only add graphite options to O2
3779 if we compile with graphite enabled.
3780
37812009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3782
3783 * Merge from mainline (r143163:143684).
3784
37852009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3786
3787 * graphite.c (debug_value): Removed.
3788 * graphite.h (debug_value): Removed.
3789
37902009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3791
3792 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3793 after graphite: pass_copy_prop does not maintain a proper loop closed
3794 SSA form. pass_copy_prop should be fixed.
3795
37962009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3797
3798 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3799
38002009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3801
3802 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3803 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3804 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3805 changed the CFG.
3806
38072009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3808
3809 * graphite.c (gloog): Return true when code gen succeeded.
3810 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3811 the code of the function did not changed. After cleanup_tree_cfg
3812 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3813 form.
3814
38152009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3816
3817 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3818 gimple_call_lhs is NULL.
3819
38202009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3821 Tobias Grosser <tobi.grosser@amd.com>
3822
3823 * graphite.c (graphite_trans_scop_block): Do not block single
3824 nested loops.
3825
38262009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3827 Tobias Grosser <tobi.grosser@amd.com>
3828
3829 * graphite.c (build_scop_canonical_schedules): Start schedules at
3830 zero.
3831
38322009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3833 Tobias Grosser <tobi.grosser@amd.com>
3834
3835 * graphite.c (compare_prefix_loops): New.
3836 (build_scop_canonical_schedules): Rewritten.
3837 (graphite_transform_loops): Move build_scop_canonical_schedules
3838 after build_scop_iteration_domain.
3839
38402009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3841 Tobias Grosser <tobi.grosser@amd.com>
3842
3843 * graphite.c (add_conditions_to_domain): Add the loops to
3844 the dimension of the iteration domain. Do copy the domain
3845 only when it exists.
3846 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3847 (add_conditions_to_constraints): New.
3848 (can_generate_code_stmt, can_generate_code): Removed.
3849 (gloog): Do not call can_generate_code.
3850 (graphite_transform_loops): Call add_conditions_to_constraints
3851 after building the iteration domain.
3852
38532009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3854 Tobias Grosser <tobi.grosser@amd.com>
3855 Jan Sjodin <jan.sjodin@amd.com>
3856
3857 * graphite.c (scan_tree_for_params): On substractions negate
3858 all the coefficients of the term.
3859 (clast_to_gcc_expression_red): New. Handle reduction expressions
3860 of more than two operands.
3861 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3862 (get_vdef_before_scop): Handle also the case of default definitions.
3863
38642009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3865
3866 PR middle-end/38431
3867 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3868 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3869 (gloog): Do not call cleanup_tree_cfg.
3870 (graphite_transform_loops): Call cleanup_tree_cfg after all
3871 scops have been code generated.
3872
38732009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3874
3875 * passes.c (init_optimization_passes): Schedule after
3876 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3877
38782009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3879
3880 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3881 Fix comment.
3882 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3883 Set the type of an expression to the type of its assign statement.
3884 (expand_scalar_variables_expr): Do not pass loop_p.
3885 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3886 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3887 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3888
38892009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3890
3891 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3892 an expression to the gimple_expr_type of its assign statement.
3893 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3894 or tcc_declaration.
3895
38962009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3897
3898 PR tree-optimization/38786
3899 * testsuite/gcc.dg/graphite/pr38786.c: New.
3900 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3901 the SSA_NAME case of expand_scalar_variables_expr.
3902 (expand_scalar_variables_expr): Also gather the scalar computation
3903 used to index the memory access.
3904 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3905 the gimple_stmt_iterator where it inserts new code.
3906
39072009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3908
3909 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3910
39112009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3912
3913 * opts.c (decode_options): Enable flag_graphite_identity and
3914 flag_loop_block in -O2 and above.
3915
39162009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3917
3918 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3919 Fix merge problem: replace with the file from trunk.
3920
39212009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3922
3923 * Merge from mainline (r141727:143163).
3924
39252009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3926 Jan Sjodin <jan.sjodin@amd.com>
3927
3928 PR tree-optimization/38559
3929 * testsuite/gcc.dg/graphite/pr38559.c: New.
3930
3931 * graphite.c (debug_value, copy_constraint,
3932 swap_constraint_variables, scale_constraint_variable, ): New.
3933 (get_lower_bound, get_upper_bound): Removed.
3934 (graphite_trans_bb_strip_mine): Clean up this code that works
3935 only for constant number of iterations. Fully copy upper and
3936 lower bound constraints, not only the constant part of them.
3937 * graphite.h (debug_value): Declared.
3938
39392009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3940
3941 PR tree-optimization/38492
3942 PR tree-optimization/38498
3943 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3944 * tree-chrec.h (scev_is_linear_expression): Declared.
3945 * graphite.c (graphite_cannot_represent_loop_niter): New.
3946 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3947 (graphite_loop_normal_form): Use gcc_assert.
3948 (scan_tree_for_params): Use CASE_CONVERT.
3949 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3950 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3951 Use gcc_assert. Discard scops that contain unhandled cases.
3952 (build_scop_conditions): Return a boolean status for unhandled cases.
3953 (strip_mine_profitable_p): Print the loop number, not its depth.
3954 (is_interchange_valid): Pass the depth of the loop nest, don't
3955 recompute it wrongly.
3956 (graphite_trans_bb_block): Same.
3957 (graphite_trans_bb_block): Print tentative of loop blocking.
3958 (graphite_trans_scop_block): Do not print that the loop has been
3959 blocked.
3960 (graphite_transform_loops): Do not handle scops that contain condition
3961 scalar phi nodes.
3962
3963 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3964 in trunk.
3965 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3966 * testsuite/gcc.dg/graphite/block-1.c: Same.
3967 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3968 blocking.
3969 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3970 * testsuite/gcc.dg/graphite/block-3.c: New.
3971 * testsuite/gcc.dg/graphite/pr38498.c: New.
3972
39732008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3974
3975 PR tree-optimization/38510
3976 * gcc.dg/graphite/pr38510.c: New.
3977 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3978 (translate_clast): Call recompute_all_dominators before
3979 graphite_verify.
3980 (gloog): Call recompute_all_dominators before graphite_verify.
3981
39822008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3983
3984 PR tree-optimization/38492
3985 * graphite.c (rename_map_elt, debug_rename_elt,
3986 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3987 rename_map_elt_info, eq_rename_map_elts,
3988 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3989 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3990 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3991 (sese_build_livein_liveouts): New.
3992 (new_sese, free_sese): New.
3993 (new_scop): Call new_sese.
3994 (free_scop): Call free_sese.
3995 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3996 (register_old_new_names): Renamed register_old_and_new_names.
3997 (register_scop_liveout_renames, add_loop_exit_phis,
3998 insert_loop_close_phis, struct igp,
3999 default_liveout_before_guard, add_guard_exit_phis,
4000 insert_guard_phis, copy_renames): New.
4001 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
4002 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
4003 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
4004 (scop_adjust_phis_for_liveouts): New.
4005 (gloog): Call scop_adjust_phis_for_liveouts.
4006
4007 * graphite.h (struct sese): Documented. Added fields liveout,
4008 num_ver and livein.
4009 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
4010 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
4011 (struct scop): Added field liveout_renames.
4012 (SCOP_LIVEOUT_RENAMES): New.
4013
40142008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4015
4016 PR tree-optimization/38409
4017 * gcc.dg/graphite/pr38409.c: New.
4018 * graphite.c (nb_reductions_in_loop): Use simple_iv.
4019
40202008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4021
4022 * graphite.c (gcc_type_for_cloog_iv): By default return
4023 integer_type_node.
4024 (graphite_create_new_loop): Don't fold_convert the already
4025 fold_convert-ed expression.
4026
40272008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
4028
4029 PR tree-optimization/38446
4030 * gcc.dg/graphite/pr38446.c: New.
4031 * graphite.c (register_bb_in_sese): New.
4032 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
4033 looking at the bbs in the region.
4034 * graphite.h (sese): Add region_basic_blocks pointer set to
4035 structure and initialize at the time of defining new scop.
4036
40372008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
4038
4039 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
4040 (find_params_in_bb): Do not free data refs.
4041 (free_graphite_bb): Add FIXME on disabled free_data_refs.
4042
40432008-12-11 Sebastian Pop <sebastian.pop@amd.com>
4044
4045 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
4046 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4047 * testsuite/gcc.dg/graphite/block-5.c: New.
4048 * testsuite/gcc.dg/graphite/block-6.c: New.
4049 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
4050 * testsuite/gcc.dg/graphite/pr37684.c: Same.
4051 * testsuite/gcc.dg/graphite/block-2.c: Same.
4052
4053 * graphite.c (struct ivtype_map_elt): New.
4054 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
4055 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
4056 gcc_type_for_cloog_iv): New.
4057 (loop_iv_stack_patch_for_consts): Use the type of the induction
4058 variable from the original loop, except for the automatically
4059 generated loops, i.e., in the case of a strip-mined loop, in
4060 which case there is no original loop: in that case just use
4061 integer_type_node.
4062 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
4063 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
4064 (clast_name_to_gcc): Accept params to be NULL.
4065 (clast_to_gcc_expression): Take an extra parameter for the type.
4066 Convert to that type all the expressions built by this function.
4067 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
4068 (graphite_translate_clast_equation): Compute the type of the
4069 clast_equation before translating its LHS and RHS.
4070 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
4071 (graphite_create_new_loop): Compute the type of the induction
4072 variable before translating the lower and upper bounds and before
4073 creating the induction variable.
4074 (rename_variables_from_edge, rename_phis_end_scop): New.
4075 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
4076 (sese_add_exit_phis_edge): Do not use integer_zero_node.
4077 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
4078 compute_cloog_iv_types): New.
4079 (gloog): Call compute_cloog_iv_types before starting the
4080 translation of the clast.
4081
4082 * graphite.h (struct graphite_bb): New field cloog_iv_types.
4083 (GBB_CLOOG_IV_TYPES): New.
4084 (debug_ivtype_map): Declared.
4085 (oldiv_for_loop): New.
4086
40872008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
4088
4089 PR middle-end/38459
4090 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
4091 (param_index): Assert if parameter is not know after parameter
4092 detection.
4093 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
4094 (find_scop_parameters): Mark, that we have finished parameter
4095 detection.
4096 (graphite_transform_loops): Move condition detection before parameter
4097 detection.
4098 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
4099 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
4100
41012008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4102
4103 * graphite.c (graphite_transform_loops): Always call find_transform ()
4104 in ENABLE_CHECKING. So we test these code paths, even if we do not
4105 generate code.
4106
41072008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
4108
4109 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
4110 (print_scop): Ditto.
4111
41122008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
4113
4114 PR middle-end/38084
4115 Fix testsuite/gfortran.dg/graphite/id-3.f90.
4116 * graphite.c (scopdet_basic_block_info): Fix bug that found some
4117 regions more than once.
4118
41192008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4120
4121 Fix testsuite/gfortran.dg/graphite/id-4.f90.
4122 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
4123 when not needed.
4124
41252008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4126
4127 Fix testsuite/gfortran.dg/graphite/id-1.f90.
4128 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
4129 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
4130 (max_precision_type): New.
4131 (value_clast): Removed.
4132 (clast_to_gcc_expression): Be more careful to types of expressions.
4133 Use max_precision_type and update use of gmp_cst_to_tree.
4134 (graphite_translate_clast_equation): Use max_precision_type.
4135 (graphite_create_guard_cond_expr): Do not use integer_type_node,
4136 use the type of the condition.
4137 (graphite_create_new_loop): Do not use integer_type_node, use the
4138 max_precision_type of lb and ub.
4139
41402008-12-03 Sebastian Pop <sebastian.pop@amd.com>
4141
4142 * graphite.c (build_scops_1): Initialize open_scop.exit
4143 and sinfo.last.
4144
41452008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4146
4147 * testsuite/gcc.dg/graphite/pr38084.c: New.
4148 * testsuite/gfortran.dg/graphite/id-1.f90: New.
4149 * testsuite/gfortran.dg/graphite/id-2.f90: New.
4150 * testsuite/gfortran.dg/graphite/id-3.f90: New.
4151 * testsuite/gfortran.dg/graphite/id-4.f90: New.
4152 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
4153
41542008-12-02 Sebastian Pop <sebastian.pop@amd.com>
4155 Jan Sjodin <jan.sjodin@amd.com>
4156 Harsha Jagasia <harsha.jagasia@amd.com>
4157
4158 PR middle-end/37852
4159 PR middle-end/37883
4160 PR middle-end/37928
4161 PR middle-end/37980
4162 PR middle-end/38038
4163 PR middle-end/38039
4164 PR middle-end/38073
4165 PR middle-end/38083
4166 PR middle-end/38125
4167
4168 * testsuite/gcc.dg/graphite/pr38073.c: New.
4169 * testsuite/gcc.dg/graphite/pr37928.c: New.
4170 * testsuite/gcc.dg/graphite/pr37883.c: New.
4171 * testsuite/gcc.dg/graphite/pr38125.c: New.
4172 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
4173 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
4174 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
4175
4176 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
4177 the number of detected scops. Copy exact same test for loop
4178 blocking...
4179 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
4180 loops to be blocked as reductions are not handled.
4181 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
4182
4183 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
4184 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
4185 ...here.
4186 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4187 * Makefile.in (graphite.o): Depend on value-prof.h.
4188 (graphite.o-warn): Removed -Wno-error.
4189 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4190 to be a NULL pointer. Call update_stmt. Return the newly created
4191 cannonical induction variable.
4192
4193 * graphite.h (debug_rename_map): Declared. Fix some comments.
4194
4195 * graphite.c: Reimplement the code generation from graphite to gimple.
4196 Include value-prof.h.
4197 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4198 (get_old_iv_from_ssa_name): Removed.
4199 (graphite_stmt_p): New.
4200 (new_graphite_bb): Test for useful statements before building a
4201 graphite statement for the basic block.
4202 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4203 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4204 reason.
4205 (recompute_all_dominators, graphite_verify,
4206 nb_reductions_in_loop, graphite_loop_normal_form): New.
4207 (scop_record_loop): Call graphite_loop_normal_form.
4208 (build_scop_loop_nests): Iterate over all the blocks of the
4209 function instead of relying on the incomplete information from
4210 SCOP_BBS. Return the success of the operation.
4211 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4212 (add_bb_domains): Removed.
4213 (build_loop_iteration_domains): Don't call add_bb_domains.
4214 Add the iteration domain only to the basic blocks that have been
4215 translated to graphite.
4216 (build_scop_conditions_1): Add constraints only if the basic
4217 block have been translated to graphite.
4218 (build_scop_data_accesses): Completely disabled until data
4219 dependence is correctly implemented.
4220 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4221 (remove_all_edges_1, remove_all_edges): Removed.
4222 (get_new_name_from_old_name): New.
4223 (graphite_rename_variables_in_stmt): Renamed
4224 rename_variables_in_stmt. Call get_new_name_from_old_name.
4225 Use replace_exp and update_stmt.
4226 (is_old_iv): Renamed is_iv.
4227 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4228 Use replace_exp and update_stmt.
4229 (expand_scalar_variables_expr): Same. Use the map to get the
4230 new names for the renaming of induction variables and for the
4231 renaming of variables after a basic block has been copied.
4232 (expand_scalar_variables): Same.
4233 (graphite_rename_variables): Renamed rename_variables.
4234 (move_phi_nodes): Removed.
4235 (get_false_edge_from_guard_bb): New.
4236 (build_iv_mapping): Do not insert the induction variable of a
4237 loop in the renaming iv map if the basic block does not belong
4238 to that loop.
4239 (register_old_new_names, graphite_copy_stmts_from_block,
4240 copy_bb_and_scalar_dependences): New.
4241 (translate_clast): Heavily reimplemented: copy basic blocks,
4242 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4243 At each translation step call graphite_verify ensuring the
4244 consistency of the SSA, loops and dominators information.
4245 (collect_virtual_phis, find_vdef_for_var_in_bb,
4246 find_vdef_for_var_1, find_vdef_for_var,
4247 patch_phis_for_virtual_defs): Removed huge hack.
4248 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4249 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4250 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4251 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4252 if_region_get_condition_block, if_region_set_false_region,
4253 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4254 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4255 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4256 rewrite_into_sese_closed_ssa): New.
4257 (gloog): Remove dead code. Early return if code cannot be
4258 generated. Call cleanup_tree_cfg once the scop has been code
4259 generated.
4260 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4261 block loops with less than two loops.
4262 (graphite_apply_transformations): Remove the call to
4263 scop_remove_ignoreable_gbbs.
4264 (limit_scops): When build_scop_loop_nests fails, continue on
4265 the next scop. Fix open_scop.entry.
4266 (graphite_transform_loops): Call recompute_all_dominators: force the
4267 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4268 Call initialize_original_copy_tables and free_original_copy_tables
4269 to be able to copy basic blocks during code generation.
4270 When build_scop_loop_nests fails, continue on next scop.
4271 (value_clast): New union.
4272 (clast_to_gcc_expression): Fix type cast warning.
4273
42742008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4275
4276 * Merge from mainline (r140838:141727).
4277
42782008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4279
4280 PR middle-end/37833
4281
4282 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4283
42842008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4285
4286 PR middle-end/37943
4287
4288 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4289 exits and conditions.
4290 * testsuite/gcc.dg/graphite/pr37943.c: New.
4291
42922008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4293
4294 PR middle-end/37886
4295 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4296
42972008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4298
4299 * doc/invoke.texi: Fix spaces.
4300
43012008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4302
4303 PR tree-optimization/37891
4304 Reverted last commit.
4305 * graphite.c (create_single_entry_edge): Set
4306 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4307
43082008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4309 Mitul Thakkar <mitul.thakkar@amd.com>
4310
4311 * graphite.c (create_single_entry_edge): Set
4312 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4313
43142008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4315
4316 * doc/invoke.texi: Add -fgraphite-identity.
4317 * graphite.c (graphite_apply_transformations): Check for
4318 -fgraphite-identity.
4319 * toplev.c (process_options): Add flag_graphite_identity.
4320 * tree-ssa-loop.c: Add flag_graphite_identity.
4321
43222008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4323
4324 Undo changes from 2008-10-02:
4325 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4326 operand type when copying the operand to a variable of different type.
4327 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4328 with the IV name after increment.
4329
43302008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4331 Harsha Jagasia <harsha.jagasia@amd.com>
4332
4333 PR tree-optimization/37828
4334 * testsuite/gcc.dg/graphite/pr37828.c: New.
4335 * graphite.c (graphite_trans_loop_block): Do not loop block
4336 single nested loops.
4337
43382008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4339 Sebastian Pop <sebastian.pop@amd.com>
4340
4341 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4342 rename_map_elt_info, eq_rename_map_elts): New.
4343 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4344 (expand_scalar_variables_expr): Change parameters.
4345 (expand_scalar_variables_stmt): Same.
4346 (expand_scalar_variables): Same.
4347 (graphite_rename_ivs): Rename graphite_rename_variables.
4348 (build_iv_mapping): New.
4349 (translate_clast): Call build_iv_mapping.
4350 * graphite.h (gbb_p): New name.
4351
43522008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4353
4354 PR tree-optimization/37684
4355 * gcc.dg/graphite/pr37684.c: New.
4356 * graphite.c (exclude_component_ref): New.
4357 (is_simple_operand): Call exclude_component_ref.
4358
43592008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4360 Harsha Jagasia <harsha.jagasia@amd.com>
4361
4362 PR tree-optimization/37485
4363 * gcc.dg/graphite/block-2.c: New
4364 * graphite.c (gmp_cst_to_tree): Moved.
4365 (iv_stack_entry_is_constant): New.
4366 (iv_stack_entry_is_iv): New.
4367 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4368 (loop_iv_stack_insert_constant): New.
4369 (loop_iv_stack_pop): Use new datatpype.
4370 (loop_iv_stack_get_iv): Same.
4371 (loop_iv_stack_get_iv_from_name): Same.
4372 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4373 (loop_iv_stack_patch_for_consts): New.
4374 (loop_iv_stack_remove_constants): New.
4375 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4376 (translate_clast): Call loop_iv_stack_patch_for_consts and
4377 loop_iv_stack_remove_constants.
4378 (gloog): Use new datatype. Redirect construction edge to end
4379 block to avoid accidental deletion.
4380 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4381 iv stack entry.
4382 (union iv_stack_entry_data): New. Data in iv stack entry.
4383 (struct iv_stack_entry): New. Datatype for iv stack entries.
4384
43852008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4386
4387 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4388 operand type when copying the operand to a variable of different type.
4389
43902008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4391
4392 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4393 with the IV name after increment.
4394
43952008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4396
4397 * Merge from mainline (r140164:140838).
4398
43992008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4400
4401 * graphite-data-ref.c: New.
4402 * graphite.c (print_scop): Also dump the dependence graph.
4403 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4404 (new_scop): Initialize SCOP_DEP_GRAPH.
4405 (build_scop_dynamic_schedules): New.
4406 (build_access_matrix_with_af): Fixed column numbering.
4407 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4408 * graphite.h: Add ifndef/define guards against multiple inclusion.
4409 (struct scop): Add dep_graph field.
4410 (SCOP_DEP_GRAPH): Defined.
4411 (ref_nb_loops): Fixed and moved to other position.
4412 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4413 (nb_loops_around_loop_in_scop): New.
4414 (graphite_dump_dependence_graph): Declared.
4415 (graphite_build_rdg_all_levels): Declared.
4416 (graphite_test_dependence): Declared.
4417 * Makefile.in (graphite-data-ref.o): New target.
4418
44192008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4420
4421 * Merge from mainline (139870:140164).
4422
44232008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4424
4425 * Merge from mainline (138275:139870).
4426 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4427 the commits from trunk broke the niter detection.
4428
44292008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4430
4431 * graphite.c: Add more documentation. Fix formatting.
4432 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4433 loop_iv_stack_debug): Moved...
4434 (schedule_to_scattering): Move before use.
4435 (dot_all_scops): Include in "#if 0" the code for system
4436 call dotty.
4437
4438 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4439 loop_iv_stack_debug): ...here.
4440
44412008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4442
4443 * tree-phinodes.c (make_phi_node): Extern.
4444 (add_phi_node_to_bb): New.
4445 (create_phi_node): Call add_phi_node_to_bb.
4446 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4447 (remove_statement): Handle case where stored phi was updated
4448 and is no longer the same.
4449 * graphite.c (is_parameter): New.
4450 (is_old_iv): New.
4451 (expand_scalar_variables_expr): New.
4452 (expand_scalar_variables_stmt): New.
4453 (expand_scalar_variables): New.
4454 (move_phi_nodes): Create new phi instead of moving old one.
4455 (translate_clast): Call expand_scalar_variables.
4456 (find_vdef_for_var_in_bb): Also scan regular definitions.
4457 (skip_phi_defs): New.
4458 (collect_scop_exit_phi_args): New.
4459 (patch_scop_exit_phi_args): New.
4460 (gloog): Patch phis after scop.
4461 * tree-flow.h: (add_phi_node_to_bb): Declared.
4462 (make_phi_node): Declared.
4463
44642008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4465
4466 * graphite.c (end_scop): Split the entry of the scop when it
4467 is the header of the loop in which the scop is ending.
4468 (build_scops_1, limit_scops): Update uses of end_scop.
4469
44702008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4471
4472 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4473 SCOP_ENTRY or SCOP_EXIT.
4474
44752008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4476
4477 * graphite.c (get_construction_edge): Removed.
4478 (gloog): Construction edge is the scop entry edge.
4479
44802008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4481
4482 * graphite.c (can_generate_for_scop): Removed.
4483 (gloog): Do not call it.
4484
44852008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4486
4487 * graphite.c (new_scop): Entry of a scop is an edge.
4488 Initialize SESE region.
4489 (free_scop): Free SESE region.
4490 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4491 (split_difficult_bb): New, split from end_scop.
4492 (end_scop): Exit of a scop is an edge.
4493 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4494 not automatically updated and thus is always wrong.
4495 * graphite.h (struct sese): New.
4496 (SESE_ENTRY): New.
4497 (SESE_EXIT): New.
4498 (struct scop): New field for a SESE region. Remove entry, exit.
4499 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4500 semantics as before. Moved comment around.
4501
45022008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4503 Sebastian Pop <sebastian.pop@amd.com>
4504
4505 * graphite.c (graphite_transform_loops): Always enable gloog
4506 and find_transform when ENABLE_CHECKING.
4507
45082008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4509
4510 * graphite.c (graphite_transform_loops): Move pretty printer
4511 of SCOPs before doing any transform. Remove call to print_scops
4512 and dot_all_scops_1.
4513
45142008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4515
4516 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4517 (print_graphite_bb): Same.
4518
45192008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4520
4521 * graphite.c (dot_all_scops_1): Cleanup.
4522 (move_scops): Fix comment.
4523
45242008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4525
4526 * graphite.c (build_scop_bbs): Revert commit 139355:
4527
4528 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4529 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4530
4531 * graphite.c (build_scop_bbs): Factor up code.
4532
45332008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4534
4535 * graphite.c (gloog): Update dominator info.
4536
45372008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4538
4539 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4540
45412008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4542
4543 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4544 initialization.
4545 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4546 (translate_clast): Correct formatting.
4547 * graphite.h (struct num_map): Removed.
4548 (struct graphite_bb): Remove num_map field.
4549 (GBB_INDEX_TO_NUM_MAP): Removed.
4550
45512008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4552
4553 * graphite.c (build_access_matrix_with_af): Fix comments.
4554 (build_scop_data_accesses): Same.
4555
45562008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4557
4558 * graphite.c (build_scop_data_accesses): Don't construct
4559 access matrices. Add a FIXME and an assert condition that
4560 should pass when the access matrices will be needed.
4561
45622008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4563
4564 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4565 really_constant_p.
4566 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4567 Moved close by free_graphite_bb.
4568 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4569 (new_scop): Move close by free_scop.
4570 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4571
45722008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4573
4574 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4575 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4576 instead of recursive call.
4577 (graphite_translate_clast_equation): New.
4578 (graphite_create_guard_cond_expr): New.
4579 (graphite_create_new_guard): New.
4580 (get_stack_index_from_iv): Removed.
4581 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4582 (get_true_edge_from_guard_bb): New.
4583 (translate_clast): Handle stmt_guard in clast.
4584 (get_construction_edge): Allow construction edge detection for
4585 a scope entry with multiple predecessors if one predecessor is
4586 the immediate dominator of scope entry.
4587 (can_generate_code_stmt): Enable code generation for clast_guard.
4588 (gloog): Use correct context loop. Removed check for post dominators.
4589 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4590
45912008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4592
4593 * graphite.c (remove_dead_loops): Document better which
4594 loops are removed.
4595
45962008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4597
4598 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4599 and PPLINC.
4600 (graphite.o): Also depends on pointer-set.h.
4601
46022008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4603
4604 * graphite.c (scop_record_loop): Fix compile warning.
4605
46062008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4607 Sebastian Pop <sebastian.pop@amd.com>
4608
4609 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4610
46112008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4612
4613 * graphite.c (build_graphite_bb): Initialize bb->aux to
4614 point to the graphite_bb_p.
4615 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4616 content of bb->aux.
4617 (add_bb_domains): Does not use the scop parameter.
4618 (graphite_transform_loops): Clean bb->aux at the end.
4619
46202008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4621 Sebastian Pop <sebastian.pop@amd.com>
4622
4623 * testsuite/lib/target-supports.exp
4624 (check_effective_target_fgraphite): New.
4625
4626 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4627 check_effective_target_fgraphite returns false.
4628 Set dg-do-what-default to compile.
4629 (scan-graphite-dump-times): Removed.
4630 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4631
4632 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4633 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4634 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4635 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4636 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4637 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4638 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4639 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4640 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4641 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4642 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4643 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4644 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4645 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4646 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4647 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4648 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4649 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4650 * testsuite/gcc.dg/graphite/block-0.c: Same.
4651 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4652 * testsuite/gcc.dg/graphite/block-1.c: Same.
4653 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4654 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4655 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4656 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4657 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4658
46592008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4660
4661 * graphite.c: Fix some XXX comments.
4662 (build_scop_dynamic_schedules): Removed.
4663
46642008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4665
4666 * graphite.h (scop_max_loop_depth): Moved...
4667 * graphite.c (scop_max_loop_depth): ...here.
4668 (remove_all_edges_1): New.
4669 (remove_all_edges): Factored code.
4670 (remove_cond_exprs): Check only the last statement for
4671 a GIMPLE_COND expression.
4672
46732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4674
4675 * graphite.c (scan_tree_for_params): Early return when the
4676 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4677 (find_scop_parameters): Factor out code.
4678 (graphite_trans_bb_strip_mine): Remove dead code.
4679
46802008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4681
4682 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4683 graphite_trans_bb_move_loop): Factor asserts.
4684 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4685 Do not call calculate_dominance_info and estimate_bb_frequencies.
4686
46872008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4688
4689 * graphite.c (create_loops_mapping, free_loops_mapping,
4690 create_loops_mapping_num, debug_loop_mapping_1,
4691 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4692 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4693 graphite_loops_mapping_add_child_num,
4694 graphite_loops_mapping_insert_child,
4695 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4696 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4697 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4698 create_num_from_index, get_num_from_index,
4699 swap_loop_mapped_depth): Removed.
4700 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4701 (free_scop): Do not call free_loops_mapping.
4702 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4703 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4704 get_loop_mapped_depth.
4705 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4706 (graphite_trans_bb_strip_mine): Same.
4707 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4708 (struct scop): Remove field loops_mapping.
4709
47102008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4711 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4712
4713 * graphite.c (scop_record_loop): Factor out one level of the
4714 condition by early return.
4715 (build_scop_loop_nests): Format following FSF coding style.
4716 (build_scop_dynamic_schedules): Factor out code.
4717 (scopdet_bb_info): Reindent. Default case should not be reachable.
4718
47192008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4720 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4721
4722 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4723 assignments that are not handled as simple operands for now.
4724
47252008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4726 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4727
4728 * graphite.c (build_scop_bbs): Factor up code.
4729
47302008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4731 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4732
4733 * graphite.c (stmt_simple_for_scop_p): Factor code out
4734 of the loop.
4735 (enum gbb_type): New. Group all the GBB_* types under it.
4736 (is_loop_exit): Moved...
4737 (end_scop): Enable BB spliting.
4738 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4739 * cfgloop.h (is_loop_exit): Declared.
4740
47412008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4742
4743 * doc/invoke.texi: Remove strides from examples containing
4744 DO loops when the strides are equal to 1.
4745
47462008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4747 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4748
4749 * graphite.c (graphite_trans_scop_block): Or the result with
4750 the result from graphite_trans_loop_block.
4751 * testsuite/gcc.dg/graphite/block-1.c: New.
4752 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4753 * testsuite/gfortran.dg/graphite/block-2.f: New.
4754
47552008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4756
4757 * graphite.c (graphite_transform_loops): Call cloog_initialize
4758 and cloog_finalize.
4759
47602008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4761
4762 * tree-data-ref.c) (stmt_simple_memref_p): New.
4763 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4764 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4765 (is_simple_operand): Call stmt_simple_memref_p.
4766
4767 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4768 using pointer arithmetic, as this is optimized by PRE and
4769 makes the code too difficult to analyze.
4770
4771 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4772
47732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4774
4775 * gdbinit.in (pgg): New.
4776
47772008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4778
4779 * graphite.c (graphite_trans_loop_block): Fix warning.
4780
47812008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4782
4783 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4784
47852008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4786
4787 * graphite.c (graphite_trans_bb_block): Remove check for
4788 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4789 Check if loop blocking is profitable for every loop, before applying
4790 the changes.
4791 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4792 if flag_loop_block is set.
4793
47942008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4795
4796 * graphite.c: Add some more documentation for the loop
4797 mapping.
4798
47992008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4800
4801 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4802 * graphite.c: Format on less than 80 columns.
4803 * graphite.h: Same.
4804
48052008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4806
4807 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4808
48092008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4810
4811 * doc/invoke.texi (floop-block, floop-strip-mine,
4812 floop-interchange): Update documentation with examples.
4813
48142008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4815
4816 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4817 add_referenced_var.
4818 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4819
48202008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4821
4822 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4823 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4824 * tree-scalar-evolution.c: Revert useless changes.
4825 * tree-phinodes.c: Same.
4826 * cfghooks.c: Same.
4827 * vec.h: Same.
4828 * tree-vectorizer.h: Same.
4829 * tree-flow.h: Same.
4830 * tree-cfg.c: Same.
4831 * common.opt (fgraphite): Update documentation.
4832
48332008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4834
4835 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4836 -floop-interchange): Add more text for explaining what each of these
4837 flags is doing.
4838 * tree-into-ssa.c (gimple_vec): Moved to...
4839 * graphite.c: Include gimple.h.
4840 (gimple_vec): Moved to...
4841 (del_loop_to_cloog_loop): Removed.
4842 (loop_affine_expr): Do not call create_data_ref when the
4843 operand is a constant.
4844 (new_scop): Use free instead of del_loop_to_cloog_loop.
4845 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4846 * gimple.h (gimple_vec): ... here.
4847
48482008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4849
4850 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4851 latch executions.
4852 (build_loop_iteration_domains): Fail, if latch executions unknown.
4853
48542008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4855
4856 * graphite.c (add_conditions_to_domain): New.
4857 (build_scop_conditions_1): Call add_conditions_to_domain.
4858 (set_cloog_options): Allow to disable optimizations.
4859
48602008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4861
4862 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4863 Do not use walk_dominator_tree.
4864 (find_scop_parameters): Do not use walk_dominator_tree.
4865
48662008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4867
4868 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4869 (idx_record_params): Adapt.
4870 * graphite.h (scop_gimple_loop_depth): New.
4871
48722008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4873
4874 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4875 (scan_tree_for_params): Remove value_init.
4876 (build_scop_context): Remove value_init.
4877 (build_loop_iteration_domains): Remove value_init.
4878 (schedule_to_scattering): Remove value_init.
4879 (graphite_trans_bb_strip_mine): Remove value_init.
4880
48812008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4882
4883 * gcc/graphite.c (limit_scops): New.
4884 (graphite_transform_loops): Add limit SCoPs.
4885 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4886 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4887 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4888 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4889 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4890 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4891 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4892 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4893 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4894 Change loop numbers.
4895 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4896 Change loop numbers.
4897 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4898 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4899 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4900 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4901 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4902 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4903 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4904 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4905 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4906 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4907
49082008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4909
4910 * graphite.c (graphite_transform_loops): Call always find_transform.
4911
49122008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4913
4914 * graphite.c (free_loops_mapping): New.
4915 (stmt_simple_for_scop_p): Fix typo.
4916 (stmt_simple_for_scop_p): Fix tuples functions, that
4917 broke polyhedron.
4918 (free_graphite_bb): Fix some memleaks.
4919 (free_scop): Fix some memleaks.
4920 (scopdet_bb_info): Do not forget some tmp SCoPs.
4921 (find_params_in_bb): Fix some memleaks.
4922 (clast_to_gcc_expression): Fix warning.
4923
49242008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4925
4926 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4927 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4928
49292008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4930
4931 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4932 Move code ifdef-ed HAVE_cloog...
4933 * graphite.c: Include toplev.h.
4934 ... here.
4935 * Makefile.in (OBJS-common): Always build graphite.o.
4936 (BACKEND): Remove @GRAPHITE@.
4937 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4938 (graphite.o): Depend on TOPLEV_H.
4939
49402008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4941
4942 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4943 Remove typo left from polylib to ppl conversion.
4944 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4945
49462008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4947
4948 * toplev.c (process_options): Move the graphite loop optimization
4949 flags...
4950 * tree-ssa-loop.c (graphite_transforms): ... here.
4951 When not configured with CLooG, print to dump_file that
4952 Graphite transforms were not performed.
4953 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4954 New.
4955 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4956 scan-graphite-dump-times.
4957
49582008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4959
4960 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4961 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4962
49632008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4964 Jan Sjodin <jan.sjodin@amd.com>
4965
4966 * configure: Regenerated.
4967 * omp-low.c (expand_omp_sections): Remove now unused code.
4968 * config.in (HAVE_polylib): Removed.
4969 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4970 (PPLLIBS, PPLINC): Added.
4971 * graphite.c: Replace unsigned with int wherever possible.
4972 Don't access Cloog's data structures, but use accessor functions.
4973 Clast's stmt->type is now implemented as a vtable: change the
4974 switches of stmt->type into ifs.
4975 (polylib/polylibgmp.h): Don't include.
4976 (initialize_dependence_polyhedron,
4977 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4978 statement_precedes_p, test_dependence, build_rdg_all_levels,
4979 dump_dependence_graph): Removed until this code is cleaned up
4980 or ported to Cloog.
4981 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4982 (POLYLIBINC): Renamed PPLINC.
4983
49842008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4985 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4986 Jan Sjodin <jan.sjodin@amd.com>
4987
4988 Finish the merge and tuplification of graphite.
4989
49902008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4991 Jan Sjodin <jan.sjodin@amd.com>
4992
4993 Partial merge from mainline (138072:138275).
4994 * graphite.c still has to be tuplified.
4995
49962008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4997
4998 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4999 (create_num_from_index): New.
5000 (get_num_from_index): Also pass in the graphite BB.
5001 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
5002 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
5003 (graphite_trans_bb_strip_mine): Call create_num_from_index.
5004 (is_interchange_valid): Return false when failing.
5005 * graphite.h (struct num_map): New.
5006 (struct graphite_bb): New field num_map.
5007 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
5008
50092008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
5010
5011 * graphite.c (dump_gbb_conditions): Print also conditions like
5012 "if (a)". Remove dublicated code and use print_generic_expr ().
5013 (stmt_simple_for_scop_p): Only allow conditions we can handle
5014 {<, <=, >, >=}.
5015
50162008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5017
5018 * graphite.h (struct scop): Removed new_ivs field.
5019 (SCOP_NEWIVS): Deleted.
5020 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
5021 clast_to_gcc_expression, graphite_create_new_loop):
5022 Removed use of new_ivs.
5023
50242008-07-25 Jan Sjodin <jan.sjodin@amd.com>
5025
5026 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
5027 create_loops_mapping_num, debug_loop_mapping_1): New.
5028 (debug_loop_mapping): Call debug_loop_mapping_1.
5029 (get_loop_mapping_for_num,
5030 graphite_loops_mapping_add_child,
5031 graphite_loops_mapping_add_child_num,
5032 graphite_loops_mapping_insert_child,
5033 graphite_loops_mapping_parent,
5034 split_loop_mapped_depth_for_num,
5035 loop_mapped_depth_split_loop): New.
5036 (increment_loop_mapped_depths): Removed.
5037 (swap_loop_mapped_depth_for_num): Reimplemented.
5038 (new_scop): Call create_loops_mapping.
5039 (scop_record_loop): Call graphite_loops_mapping_insert_child.
5040 (translate_clast): Pass the old loop father in parameter, and pass
5041 it to get_old_iv_from_ssa_name.
5042 (remove_edges_around_useless_blocks, can_generate_code_stmt,
5043 can_generate_code, can_generate_for_scop): New.
5044 (graphite_trans_bb_block): Returns false when it fails to transform.
5045 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
5046
50472008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5048
5049 Reverted all the changes related to the streamization and
5050 loop fusion.
5051 These changes are now tracked in the streamization branch.
5052
50532008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5054 Jan Sjodin <jan.sjodin@amd.com>
5055
5056 * graphite.c (gbb_compare): Correctly constify.
5057 (gbb_can_be_ignored): Indent.
5058 (graphite_trans_scop_swap_1and2): Add legality check.
5059 Remove dead FIXMEs.
5060
50612008-07-25 Sebastian Pop <sebastian.pop@amd.com>
5062
5063 Remove fallouts from "Reverted the Condate changes".
5064 * tree.h: Remove unused decl.
5065 * testsuite/gcc.dg/tree-checker: Same.
5066 * timevar.def: Remove counter.
5067
50682008-07-24 Sebastian Pop <sebastian.pop@amd.com>
5069
5070 * Merge from mainline (135673:138072).
5071
5072 Reverted the MIRO changes (from 2008-04-05) that are now
5073 tracked in the miro branch.
5074 * tree-bounds.c: Removed.
5075 * tree-bounds.h: Removed.
5076
5077 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
5078 are now tracked in the condate branch.
5079 * tree-check.c: Removed.
5080 * tree-match.c: Removed.
5081 * condate.y: Removed.
5082
50832008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5084
5085 * common.opt: New user flag -floop-block, -floop-strip-mine
5086 and -floop-interchange.
5087 * toplev.c (process_options): Enable -fgraphite pass if any one of the
5088 graphite loop optimization flags is turned on.
5089 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
5090 flag_loop_strip_mine and flag_loop_interchange checks before
5091 optimizations.
5092 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
5093 -floop-strip-mine and -floop-interchange.
5094 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
5095 -fgraphite.
5096 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
5097 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
5098 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
5099
51002008-07-23 Jan Sjodin <jan.sjodin@amd.com>
5101 Sebastian Pop <sebastian.pop@amd.com>
5102
5103 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
5104 (create_empty_loop_on_edge): More fixes.
5105 * tree-phinodes.c (resize_phi_node): Extern.
5106 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
5107 * cfghooks.c (update_dominator_information): New split from
5108 split_edge.
5109 * tree-vectorizer.c (rename_variables_in_bb): Extern.
5110 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
5111 successor of the function entry block.
5112
5113 * graphite.c: Include pointer-set.h.
5114 (debug_loop_mapping, increment_loop_mapped_depths,
5115 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
5116 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
5117 swap_loop_mapped_depth_for_num, get_num_from_index,
5118 swap_loop_mapped_depth, loop_iv_stack_debug,
5119 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
5120 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
5121 get_old_iv_from_ssa_name): New.
5122 (new_scop): Initialize SCOP_LOOPS_MAPPING.
5123 (free_scop): Free SCOP_LOOPS_MAPPING.
5124 (scop_record_loop): Record old ivs.
5125 (create_var_name): Removed.
5126 (initialize_cloog_names): Allocate double space in case strip mine
5127 applies to all loops once.
5128 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
5129 (clast_to_gcc_expression): Same. Implement more clast to gimple
5130 translation.
5131 (graphite_create_new_loop): Pass in ivstack.
5132 (remove_all_edges): Pass in the construction_edge.
5133 (graphite_remove_iv): Removed.
5134 (graphite_rename_ivs, graphite_rename_ivs_stmt,
5135 remove_cond_exprs): Rewritten.
5136 (move_phi_nodes): New.
5137 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
5138 (translate_clast): Pass in ivstack. Rewrite some cases.
5139 (set_cloog_options, debug_clast_stmt): New.
5140 (find_transform): Use set_cloog_options.
5141 (outermost_loop_layer): Removed.
5142 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
5143 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
5144 mark_old_loops, remove_dead_loops): New.
5145 (gloog): Rewritten.
5146 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
5147 (const_column_index, get_first_matching_sign_row_index,
5148 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
5149 get_upper_bound): New.
5150 (graphite_trans_bb_strip_mine): Also update the iv map.
5151
5152 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
5153 (struct name_tree): Add a loop field.
5154 (struct scop): Add a graphite_loops_mapping field.
5155 (SCOP_LOOPS_MAPPING): New.
5156 (debug_clast_stmt): Declare.
5157 * lambda.h (find_induction_var_from_exit_cond): Declare.
5158 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
5159 * cfgloop.h (update_dominators_in_loop): Removed declaration.
5160 (create_empty_loop_on_edge): Updated.
5161 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
5162 rename_variables_in_bb): Declare.
5163 * tree-cfg.c (remove_bb): Extern.
5164
5165 * testsuite/gcc.dg/graphite/block-0.c: New.
5166
51672008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5168 Sebastian Pop <sebastian.pop@amd.com>
5169
5170 * graphite.c (strip_mine_profitable_p): New.
5171 (graphite_trans_bb_block): Disable strip mining if not profitable.
5172
5173 * testsuite/gcc.dg/graphite/scop-18.c: New.
5174 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
5175 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
5176
51772008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
5178 Jan Sjodin <jan.sjodin@amd.com>
5179 Sebastian Pop <sebastian.pop@amd.com>
5180
5181 * graphite.c (is_interchange_valid): New.
5182 (graphite_trans_bb_block): Check loop nest of basic block for legality
5183 of interchange.
5184
5185 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5186 outer_most_loop, gbb_outer_most_loop_index): New.
5187
5188 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5189 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5190 * testsuite/gcc.dg/graphite/scop-16.c: New.
5191 * testsuite/gcc.dg/graphite/scop-17.c: New.
5192
51932008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5194
5195 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5196 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5197
51982008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5199
5200 * graphite.c (new_scop): Initialize SCOP_EXIT.
5201 (scopdet_info): Add.
5202 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5203 (build_scops_1): Cleanup, bugfixes.
5204 (build_scops): Cleanup.
5205
5206 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5207 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5208
52092008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5210
5211 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5212
5213 * testsuite/gfortran.dg/graphite/graphite.exp: Use
5214 DEFAULT_GRAPHITE_FLAGS.
5215
5216 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
5217
52182008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5219
5220 * graphite.c (scan_tree_for_params): Do not assert any more if
5221 MULT_EXPR parameter is negative.
5222
5223 * testsuite/gfortran.dg/graphite/scop-1.f: New.
5224
5225 * testsuite/gfortran.dg/graphite/graphite.exp: New.
5226
5227 * testsuite/gcc.dg/graphite/scop-15.c: New.
5228
52292008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5230
5231 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5232
52332008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5234
5235 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5236 graphite_swap_loops.
5237 (graphite_trans_bb_move_loop): New.
5238 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5239 (graphite_trans_bb_block): New.
5240 (graphite_trans_loop_block): New.
5241 (graphite_trans_scop_swap_1and2): Rename from
5242 graphite_trans_swap_1and2.
5243 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5244 (graphite_trans_scop_block): New.
5245 (graphite_apply_transformations): Rename from
5246 graphite_transformations.
5247
5248 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
5249
52502008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5251
5252 * graphite.c (gbb_compare): New.
5253 (graphite_sort_gbbs): New.
5254 (gbb_can_be_ignored): New.
5255 (scop_remove_ignoreable_gbbs): New.
5256 (graphite_transformations): Cleanup and add
5257 scop_remove_ignoreable_gbbs.
5258 * lambda.h (lambda_vector_compare): New.
5259
52602008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5261
5262 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5263 (graphite_swap_loops): int -> unsigned
5264 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5265 (graphite_transformations): New.
5266 (graphite_transform_loops): Move to graphite_transformations.
5267 * graphite.h (gbb_nb_loops): Return unsigned.
5268
52692008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5270
5271 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5272 the domain matrix. This makes scop-0.c work again.
5273
52742008-06-20 Richard Guenther <rguenther@suse.de>
5275
5276 * graphite.h: Adjust copyright to GPLv3.
5277 * graphite.c: Likewise.
5278 (stmt_simple_memref_for_scop_p): Split out from ...
5279 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5280 and simplify.
5281 (get_bb_type): Optimize.
5282 (is_pred): Remove.
5283 (is_bb_addable): Fix memleak, replace is_pred call with
5284 single_pred.
5285 (build_scops): Use current_loops.
5286 (param_index): Fix memleak.
5287
52882008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5289
5290 * graphite.c: Fix formatting.
5291
52922008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5293
5294 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5295 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5296 (create_var_name, save_var_name): Newly defined functions.
5297 (initialize_cloog_names): Part of the code factored out to
5298 save_var_name.
5299 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5300 in clast_reduction statement.
5301 (graphite_create_new_loop): Now takes a new parameter
5302 for outer_loop.
5303 (translate_clast): Now also takes the context_loop and bb_exit
5304 parameters. Rewritten the code so that it creates a gimple code
5305 inside the given context.
5306 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5307 remove_cond_expr, disconnect_cond_expr,
5308 disconnect_virtual_phi_nodes): Newly defined functions.
5309 * graphite.h (struct scop): added old_ivs vector.
5310 SCOP_OLDIVS: New macro.
5311
53122008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5313
5314 * cfgloopmanip.c: Add missing function comments, fix formatting.
5315
53162008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5317
5318 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5319 (create_empty_loop_on_edge): Defined.
5320 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5321 instead of void.
5322 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5323 (update_dominators_in_loop): Declared as extern
5324 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5325
53262008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5327
5328 * graphite.c (print_graphite_bb): Allow changing number of loops
5329 in SCoP domain.
5330 (initialize_cloog_names): Allow changing number of loops.
5331 (build_cloog_prog): Simplify.
5332 (find_transform): Enable cloog option --strides.
5333 (graphite_swap_loops): New.
5334 (graphite_strip_mine_loop): New.
5335 (graphite_trans_swap_1and2): New.
5336 (graphite_trans_strip): New.
5337 (graphite_transform_loops): Add graphite_trans_strip.
5338 * graphite.h (scop_max_loop_depth): New.
5339
53402008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5341
5342 * graphite.c (build_scop_iteration_domain): Remove forgotten
5343 line. (Fixes compile)
5344
53452008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5346
5347 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5348 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5349 (build_bb_loops): New.
5350 (graphite_transform_loops): Add build_bb_loops.
5351 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5352 numbers.
5353 * graphite.h (graphite_bb): Add loops.
5354 (gbb_nb_loops): New.
5355 (gbb_loop_at_index): New.
5356 (gbb_loop_index): New.
5357 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5358 using nb_params_in_scop.
5359
53602008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5361
5362 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5363 (build_scop_canonical_schedules): Build minimized schedule.
5364 (schedule_to_scattering): Adapt to minimized schedule.
5365 * graphite.h (graphite_bb): Add/Update descriptions.
5366
53672008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5368 Tobias Grosser <grosser@fim.uni-passau.de>
5369
5370 * graphite.c (print_graphite_bb): Add condition printing.
5371 (dump_value): New.
5372 (dump_gbb_conditions): New.
5373 (build_scop_conditions_1): New.
5374 (build_scop_conditions): New.
5375 * graphite.h (graphite_bb): Add conditions.
5376
53772008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5378
5379 * graphite.c (print_graphite_bb):
5380 (free_graphite_bb): New.
5381 (free_scop): Free bbs.
5382 (get_bb_type): Free doms.
5383 (build_scop_context): Free context matrix.
5384 (build_loop_iteration_domains): Remove unused code.
5385 (build_cloog_prog): Free scattering function and blocklist.
5386 (find_transform): Free options.
5387
53882008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5389
5390 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5391 Remove unnecessery cloog data structures. Make a copy of the domain
5392 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5393 unnecessary cloog data structures. Fix memory leaks. Remove insert
5394 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5395 used.
5396 (build_scop_iteration_domain): Remove unnecessary cloog
5397 data structures. Fix memory leaks.
5398 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5399 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5400
54012008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5402
5403 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5404
54052008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5406
5407 * graphite.c (end_scop): Style fix.
5408 (schedule_to_scattering): Style and comment fix.
5409
54102008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5411 * graphite.c (print_graphite_bb): Fix definiton of
5412 schedule_to_scattering.
5413 (initialize_cloog_names): Change nb_scattdims to max loop
5414 depth in SCoP.
5415 (schedule_to_scattering): Take parameter for number of scattering
5416 dimensions.
5417 (build_cloog_prog): Only build as much scattering dimensions as
5418 necessary.
5419
54202008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5421
5422 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5423 in polyhedron/aermod.f90.
5424
54252008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5426 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5427 Harsha Jagasia <harsha.jagasia@amd.com>
5428
5429 * graphite.c (is_bb_addable): Fix segfault.
5430
54312008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5432
5433 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5434 with multiple exits and conditional handling in edge cases.
5435 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5436
5437 * testsuite/gcc.dg/graphite/scop-14.c: New.
5438
54392008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5440 Adrien Eliche <aeliche@isty.uvsq.fr>
5441
5442 * graphite.c (is_bb_addable): Add more comments and enhance
5443 readablity of the source code. Fix memory leak.
5444 (is_loop_exit): Fix memory leak.
5445
54462008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5447
5448 * graphite.c (first_loop_in_scop): Deleted.
5449 (setup_cloog_loop): Only walk the loop chain for inner loops.
5450 (build_scop_iteration_domain): Execute setup_cloog_loop for
5451 all loops in the first layer.
5452
54532008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5454
5455 * graphite.c (scan_tree_for_params): Change the way params are
5456 added to be indepenent of the number of loops.
5457 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5458 handling.
5459 (build_cloog_prog): Revert to short matrix format.
5460
54612008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5462 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5463
5464 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5465 warning.
5466
54672008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5468
5469 * graphite.c (nb_data_refs_in_scop): New.
5470 (graphite_transform_loops): Print more stats: number of
5471 loops, basic blocks and data references per scop.
5472
54732008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5474 Jan Sjodin <jan.sjodin@amd.com>
5475
5476 * graphite.c (loop_affine_expr, idx_record_params,
5477 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5478 instead of instantiate_parameters.
5479
54802008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5481
5482 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5483 add support for parameters, add STATIC_SCHEDULE at the right places,
5484 cleanup.
5485
54862008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5487
5488 * graphite.c (build_scop_loop_nests): Only add the loops, that
5489 are contained completely in the SCoP.
5490 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5491 and the domains are fixed.
5492 (build_scop_canonical_schedules): Add support for bbs not contained
5493 in any SCoP.
5494
54952008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5496
5497 * graphite.h (scop_contains_loop): Update comments to match
5498 the actual behavior.
5499 (scop_contains_loop): New.
5500 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5501
55022008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5503
5504 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5505 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5506 as GBB_COND_HEADER.
5507
55082008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5509 Tobias Grosser <grosser@fim.uni-passau.de>
5510
5511 * graphite.c (graphite_transform_loops): Early return when
5512 there are no loops in the function.
5513
55142008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5515 Jan Sjodin <jan.sjodin@amd.com>
5516
5517 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5518 offset of the last loop.
5519 (setup_cloog_loop): Copy the entire outer constraint matrix.
5520
55212008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5522 Jan Sjodin <jan.sjodin@amd.com>
5523
5524 * graphite.c (stmt_in_scop_p, function_parameter_p,
5525 invariant_in_scop_p): Removed.
5526 (scan_tree_for_params): Can be used with no constraint
5527 matrix for gathering parameters.
5528 (idx_record_params): Don't use idx_record_param, instead use
5529 scan_tree_for_params.
5530 (find_scop_parameters): Same.
5531 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5532 Fix the size of loop domains.
5533 (schedule_to_scattering): Exit when the outer loop is not in scop.
5534 (find_transform): Enable build_cloog_prog.
5535
55362008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5537 Jan Sjodin <jan.sjodin@amd.com>
5538
5539 * graphite.c (schedule_to_scattering): Make scattering domains
5540 uniformly of the same size, as required by CLooG 0.14.0 and before.
5541
55422008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5543 Jan Sjodin <jan.sjodin@amd.com>
5544
5545 * graphite.c (schedule_to_scattering): Rewrite, correct the
5546 translation of the scheduling function to scattering.
5547 (build_cloog_prog): Call schedule_to_scattering only once.
5548 * graphite.h (scop_loop_index): Do not fail for loops not
5549 in the scop: return -1.
5550
55512008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5552
5553 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5554 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5555 (setup_cloog_loop): Export GBB_DOMAIN.
5556 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5557 able to rebuild the original control flow.
5558 * graphite.h (graphite_bb): Add domain field and access macro.
5559 (GBB_DOMAIN): New.
5560
55612008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5562
5563 * graphite.c (debug_gbb): New.
5564 (print_scop, build_graphite_bb): Use SCOP_BBS.
5565 (build_scop_bbs): Reimplemented.
5566 (dfs_bb_in_scop_p): Removed.
5567 (build_scop_loop_nests): Reorder loops inserted in
5568 SCOP_LOOP_NEST: outer loops should come first.
5569 (build_scop_canonical_schedules): Reinitialize at zero
5570 the components of the SCOP_STATIC_SCHEDULE for the loops
5571 that have already been parsed.
5572
5573 * graphite.h (debug_gbb): Declared.
5574
55752008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5576 Jan Sjodin <jan.sjodin@amd.com>
5577
5578 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5579 (graphite_loop_to_gcc_loop): Removed.
5580 (remove_all_edges): New.
5581 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5582 (gloog): Remove useless code.
5583
55842008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5585
5586 * graphite.c (get_bb_type): Reworked. We distinguish between
5587 loops with one or multiple exits.
5588 (is_loop_exit): New.
5589 (is_pred): New.
5590 (is_bb_addable): Rework condition handling, now support for case
5591 case statements and loops with multiple exits.
5592
5593 * testsuite/gcc.dg/graphite/scop-11.c: New.
5594 * testsuite/gcc.dg/graphite/scop-12.c: New.
5595 * testsuite/gcc.dg/graphite/scop-13.c: New.
5596
55972008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5598
5599 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5600 we have too many colors.
5601
56022008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5603
5604 * doc/invoke.texi (-ftree-loop-fusion): Document.
5605 * tree-pass.h (pass_loop_fusion): Declared.
5606 * tree-loop-fusion.c: New.
5607 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5608 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5609 * tree-data-ref.h (find_data_references_in_loop): Declared.
5610 * common.opt (ftree-loop-fusion): Declared.
5611 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5612
56132008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5614
5615 * graphite.c (build_access_matrix): Fix typo from the merge.
5616
56172008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5618
5619 * Merge from mainline (130800:135673).
5620
56212008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5622
5623 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5624 Update dominators after splitting.
5625
56262008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5627
5628 * graphite.c (is_bb_addable): Return the harmful statement.
5629 Factor up some code.
5630 (end_scop): New. Splits end of scope bbs on a harmful statement.
5631 (build_scops_1): Call end_scop.
5632
56332008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5634
5635 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5636 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5637 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5638 build_scops_1): Removed.
5639 (build_scops_2): Renamed build_scops_1.
5640
56412008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5642
5643 * graphite.c: Fix formatting.
5644
56452008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5646
5647 * graphite.c (get_bb_type): New.
5648 (move_scops): New.
5649 (build_scops_2): New.
5650 (is_bb_addable): New.
5651 (build_scops): Switch the scop detection.
5652 (build_scop_bbs): Add entry bb to scop.
5653 * graphite.h (struct scop): Update comment.
5654
56552008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5656
5657 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5658 more colors.
5659
56602008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5661
5662 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5663 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5664 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5665 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5666 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5667
56682008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5669
5670 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5671 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5672 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5673 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5674 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5675
56762008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5677
5678 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5679 Check affine expressions depending on the outermost loop
5680 instead of a scop.
5681 (stmt_simple_for_scop_p): Same.
5682 (harmfule_stmt_in_scop): Same.
5683
56842008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5685
5686 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5687 mark entry and exit, that are not part of the SCoP and update HTML
5688 formatting.
5689
56902008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5691
5692 * graphite.c (basic_block_simple_for_scop_p): Renamed
5693 harmful_stmt_in_bb.
5694 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5695 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5696 (all_preds_visited_p, all_succs_visited_p,
5697 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5698 scop_end_loop): New.
5699 (build_scops): Do not use dfs_enumerate_from.
5700
5701 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5702
57032008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5704
5705 * graphite.c: Add comments to functions that are missing a
5706 description.
5707 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5708
57092008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5710
5711 * graphite.c (nb_params_in_scop): Moved...
5712 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5713 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5714 (clast_to_gcc_expression): Reduce column size to less than 80.
5715 (graphite_create_iv): Return the new name of the IV.
5716 (find_transform): Set options->esp and options->cpp.
5717 (gloog): Comment out the invalidation of the old loop code.
5718 (initialize_dependence_polyhedron): Replace scop_nb_params with
5719 nb_params_in_scop.
5720
5721 * graphite.h (nb_params_in_scop): ... here.
5722 (scop_nb_params): Removed.
5723 (loop_domain_dim): Return something even when the loop was not
5724 found in the hash table: avoid ICEing on all the graphite.exp
5725 testcases.
5726
57272008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5728
5729 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5730
5731 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5732 according to nesting level.
5733 (find_scop_parameters): Call instantiate_parameters.
5734 (scan_tree_for_params): Extend it to handle general affine bounds.
5735 Inner loop bound can depend on outer loop induction variable.
5736 (setup_cloog_loop): tmp variable is allocated on stack. Call
5737 instantiate_parameters with respect to outermost_loop_in_scop.
5738 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5739 graphite.h.
5740 (create_empty_loop): Function loopify should be given edge
5741 probability, instead of edge frequency. Dominance relation from
5742 switch_bb to loop_header.
5743 (clast_to_gcc_expression): Added handling of clast_reduction node.
5744 (gloog): New functionality for removing old loop.
5745 (test_dependence): Factored out from build_rdg_all_levels.
5746 (build_rdg_all_levels): Dependence testing factored out to
5747 test_dependence function.
5748
5749 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5750 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5751 from graphite.c
5752
57532008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5754
5755 * graphite.c (free_scop, param_index, initialize_cloog_names,
5756 nb_params_in_scop): Use name_tree map instead of just a tree
5757 for keeping track of the variable name associated to that tree.
5758 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5759 clast_to_gcc_expression, graphite_create_iv,
5760 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5761 graphite_stmt_to_gcc_stmt): New.
5762 (gloog): Call these.
5763 * graphite.h (struct name_tree): New.
5764 (struct scop): Use name_tree instead of tree for params.
5765 Store a vector of name_tree for new_ivs.
5766 (SCOP_NEWIVS): New.
5767 (scop_nb_params): Use name_tree instead of tree.
5768
57692008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5770 Sebastian Pop <sebastian.pop@amd.com>
5771
5772 * tree-bounds.c: New.
5773 * tree-bounds.h: New.
5774 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5775 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5776 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5777 flag_mudflap.
5778 * gcc.c: Same.
5779 * toplev.c: Same.
5780 * c-cppbuiltin.c: Same.
5781 * c-pragma.c: Same.
5782 * common.opt: Same.
5783 * varasm.c: Same.
5784 * tree-outof-ssa.c: Same.
5785 * c-common.c: Same.
5786 * Makefile.in: Same.
5787
57882008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5789 Sebastian Pop <sebastian.pop@amd.com>
5790
5791 * tree-loop-distribution.c (remaining_stmts,
5792 upstream_mem_writes): Removed static variables.
5793 (copy_loop_before, create_bb_after_loop,
5794 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5795 rdg_build_components, rdg_build_partitions,
5796 dump_rdg_partitions): Extern.
5797 (generate_loops_for_partition, generate_code_for_partition): Do not
5798 return a bool.
5799 (already_processed_vertex_p, predecessor_has_mem_write,
5800 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5801 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5802 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5803 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5804 Pass remaining_stmts and upstream_mem_writes as parameters.
5805 (rdg_component): Moved...
5806 (build_rdg_partition_for_component): Do not aggregate components when
5807 flag_streamize_loops is set.
5808 (gen_sequential_loops): New.
5809 (ldist_gen): Call gen_sequential_loops.
5810
5811 * tree-pass.h (pass_loop_streamization): Declared.
5812
5813 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5814 basic blocks when loops structures exist.
5815
5816 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5817
5818 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5819
5820 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5821 eliminate_local_variables_stmt, eliminate_local_variables,
5822 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5823 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5824 of code delimited by two edges in the CFG.
5825 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5826 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5827 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5828 the case of parallelisation of reductions.
5829 (create_loop_fn): Extern.
5830 (create_omp_parallel_region): New.
5831
5832 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5833 dump_data_reference for printing dra and drb.
5834 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5835 RDGE_RELATION.
5836 (build_rdg): Don't call free_dependence_relations for the moment, as
5837 we attach dependence relations on each edge of the RDG.
5838 To be fixed later.
5839
5840 * tree-data-ref.h (rdg_component): ...here.
5841 (struct rdg_edge): New field ddr_p relation.
5842 (RDGE_RELATION): New.
5843 (create_bb_after_loop, copy_loop_before,
5844 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5845 rdg_build_partitions, dump_rdg_partitions,
5846 free_rdg_components): Declared.
5847
5848 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5849 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5850
5851 * tree-loop-streamization.c: New.
5852
5853 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5854 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5855
5856 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5857
5858 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5859
5860 * passes.c: Schedule pass_loop_streamization.
5861
58622008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5863
5864 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5865 update comment.
5866
58672008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5868
5869 * graphite.c (dot_all_scops): Update formatting.
5870 Bbs can now be part of more than one SCoP.
5871
58722008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5873
5874 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5875 malloc problems.
5876 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5877 * graphite.h (loop_to_cloog_loop): New.
5878
58792008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5880
5881 * graphite.c (loop_domain_dim, ref_nb_loops,
5882 loop_iteration_vector_dim): New.
5883 (build_access_matrix_with_af, build_access_matrix,
5884 initialize_dependence_polyhedron): Fixed for new matrix layout.
5885 No longer assume that all iteration domains are of the same
5886 dimensionality.
5887
58882008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5889
5890 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5891 defined in a loop at depth 0 is invariant.
5892 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5893 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5894 be called at loop depth 0.
5895
5896 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5897 a parameter.
5898 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5899 (down_open_scop): Removed.
5900 (loop_in_scop_p): Redefined.
5901 (scop_affine_expr): New argument: scop.
5902 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5903 a harmful statement ending a scop.
5904 (basic_block_simple_for_scop_p): New argument: scop.
5905 (get_loop_start): Removed.
5906 (new_scop): Initialize SCOP_LOOPS.
5907 (free_scop): Free SCOP_LOOPS.
5908 (succs_at_same_depth, preds_at_same_depth): New.
5909 (end_scop): Test the validity of a scop.
5910 (add_dominators_to_open_scops): New.
5911 (test_for_scop_bound): Call add_dominators_to_open_scops.
5912 Add cases for opening and closing multiple scops.
5913 (build_scops, build_scop_bbs): Iterate over basic blocks in
5914 depth first order.
5915 (build_graphite_bb): Pass scop directly.
5916 (dfs_bb_in_scop_p): New.
5917 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5918 several times.
5919 (nb_loops_around_gb): Use loop_in_scop_p.
5920 (schedule_to_scattering): Disabled for the moment the code computing
5921 the "textual order for outer loop".
5922
5923 * graphite.h (struct scop): New field loops.
5924 (SCOP_LOOPS): New.
5925 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5926
5927 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5928
59292008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5930 Sebastian Pop <sebastian.pop@amd.com>
5931
5932 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5933 * common.opt (fstreamize-loops): New.
5934 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5935 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5936 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5937 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5938
59392008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5940
5941 * tree-data-ref.c (build_empty_rdg): New.
5942 (build_rdg): Use it.
5943 * tree-data-ref.h (build_empty_rdg): Declared.
5944 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5945 (find_vertex_for_stmt): Removed.
5946 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5947
59482008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5949
5950 * tree-loop-distribution.c (generate_builtin): After cancelling the
5951 loop tree, also delete basic blocks.
5952 (rdg_flag_uses): Stop recursion when a vertex has already been
5953 processed.
5954
59552008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5956
5957 * graphite.c (build_scop_alpha): Removed.
5958 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5959 and dump_dependence_graph to avoid compiler warnings.
5960
59612008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5962
5963 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5964 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5965 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5966 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5967 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5968 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5969 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5970 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5971 dump_dependence_graph): New.
5972 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5973 (GBB_ALPHA): New.
5974 (struct scop): New field loop2cloog_loop.
5975 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5976 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5977
59782008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5979
5980 * graphite.c (build_graphite_bb): Fix initialization
5981 of the graphite basic block.
5982
59832008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5984
5985 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5986 loop domain matrix. Pass in the number of loops contained in the
5987 constraint matrix.
5988 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5989 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5990 loops that are not surrounding the current loop are not represented
5991 in the domain constraint matrix.
5992 (build_scop_iteration_domain): Initial domain constraint matrix
5993 contains only the eq/ineq, cst, and scop parameters columns.
5994
59952008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5996
5997 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5998 (print_graphite_bb): Print scattering.
5999
60002008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6001
6002 * graphite.c (initialize_cloog_names): Initialize names of
6003 scattering variables.
6004
60052009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6006
6007 * graphite.c (dot_all_scops_1): Disable debug output while
6008 printing graph.
6009
60102008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
6011
6012 * graphite.c (find_transform): Change cloog output language to C.
6013
60142008-01-27 Sebastian Pop <sebastian.pop@amd.com>
6015
6016 * tree-loop-distribution.c (generate_memset_zero,
6017 generate_builtin, generate_code_for_partition,
6018 rdg_flag_all_uses): New.
6019 (rdg_flag_uses): Gather in the same partition the statements defining
6020 the VUSES of the current statement.
6021 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
6022 Gather in the same partition not only the stores to the same memory
6023 access, but also the reads.
6024 (ldist_generate_loops): Renamed ldist_gen.
6025
60262008-01-24 Sebastian Pop <sebastian.pop@amd.com>
6027 Tobias Grosser <grosser@fmi.uni-passau.de>
6028
6029 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
6030 next pointer, don't use the inner pointer.
6031
60322008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
6033
6034 * graphite.c (dot_all_scops, dot_all_scops_1): New.
6035 (find_transform): Call dot_all_1.
6036 * graphite.h (dot_all_scops): Declared.
6037
60382007-12-14 Sebastian Pop <sebastian.pop@amd.com>
6039
6040 * tree-loop-distribution.c: Fix apsi.f ICE.
6041 (create_bb_after_loop): New.
6042 (generate_loops_for_partition): Use it.
6043 * testsuite/gfortran.dg/ldist-1.f90: New.
6044
6045 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
6046 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
6047
60482007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6049
6050 * graphite.c (find_transform): Dump cloog program sent to cloog.
6051
60522007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6053
6054 * graphite.c (initialize_cloog_names): Initialize cloog
6055 iterator names.
6056
60572007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
6058
6059 * graphite.c (build_scop_context): Fix typo, for the matrix
6060 format: insert '0 >= 0' instead of '-1 >= 0'.
6061
60622007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6063
6064 * Fix merge problems.
6065
60662007-12-13 Sebastian Pop <sebastian.pop@amd.com>
6067
6068 * graphite.c (setup_cloog_loop): Fix typo.
6069
60702007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6071
6072 * doc/invoke.texi (-ftree-loop-distribution): Documented.
6073 * tree-loop-distribution.c: Reimplemented.
6074 * tree-pass.h (pass_loop_distribution): New.
6075 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
6076 print_loops.
6077 * graphds.h (struct graph): New field indexes.
6078 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6079
6080 * tree-vect-analyze.c: Remove declaration of static functions when not
6081 needed.
6082 * tree-vectorizer.c: Same.
6083 (rename_variables_in_loop): Now extern.
6084 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
6085 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
6086 calling redirect_edge_and_branch_force.
6087
6088 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
6089
6090 * tree-data-ref.c: Don't include tree-chrec.h.
6091 (debug_data_dependence_relations): New.
6092 (dump_data_dependence_relation): Call dump_data_reference on data refs
6093 in the relation.
6094 (same_access_functions): Moved...
6095 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
6096 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6097 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
6098 struct rdg_vertex_info, ): New.
6099 (create_rdg_edge_for_ddr): Compute the dependence level before looking
6100 at DDR_REVERSED_P.
6101 (create_rdg_vertices): Initialize the htab of graph->indexes.
6102 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
6103 (stmts_from_loop): Don't save LABEL_EXPR.
6104 (hash_stmt_vertex_info, eq_stmt_vertex_info,
6105 hash_stmt_vertex_del): New.
6106 (build_rdg): Initialize rdg->indexes.
6107 (free_rdg, stores_from_loop, ref_base_address,
6108 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
6109 have_similar_memory_accesses_1, ref_base_address_1,
6110 remove_similar_memory_refs): New.
6111
6112 * tree-data-ref.h: Include tree-chrec.h.
6113 (debug_data_dependence_relations): Declared.
6114 (same_access_functions): ...here. Now static inline.
6115 (ddr_is_anti_dependent, ddrs_have_anti_deps,
6116 ddr_dependence_level): New.
6117 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
6118 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
6119 RDG_MEM_READS_STMT): New.
6120 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
6121 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
6122 rdg_vertex_for_stmt): Declared.
6123 (struct rdg_edge): New field level.
6124 (RDGE_LEVEL, free_rdg): New.
6125 (stores_from_loop, remove_similar_memory_refs,
6126 rdg_defs_used_in_other_loops_p,
6127 have_similar_memory_accesses): Declared.
6128 (rdg_has_similar_memory_accesses): New.
6129
6130 * lambda.h (dependence_level): New.
6131 * common.opt (ftree-loop-distribution): New.
6132 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
6133 (print_loop_ir): Renamed print_loops.
6134 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
6135 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
6136 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
6137 (tree-loop-distribution.o): Added.
6138 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
6139 (mark_virtual_ops_in_bb): New.
6140 (print_loops_bb, debug_loop_num, debug_loop): New.
6141 * passes.c: Scheduled pass_loop_distribution.
6142
61432007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6144
6145 * graphite.c (scan_tree_for_params): Correct the number of columns
6146 for polylib format.
6147 (nb_flat_iterator): New.
6148 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
6149 (build_scop_iteration_domain): Correct the number of columns for
6150 polylib format.
6151
61522007-12-12 Sebastian Pop <sebastian.pop@amd.com>
6153
6154 * Merge from mainline (129697:130800).
6155
61562007-10-30 Sebastian Pop <sebastian.pop@amd.com>
6157
6158 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
6159 dominated by SCoP's exit.
6160 (graphite_transform_loops): Compute post dominators.
6161
61622007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6163
6164 * Merge from mainline (127169:129697).
6165
61662007-10-28 Sebastian Pop <sebastian.pop@amd.com>
6167
6168 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
6169 parameter for the basic block that contains the expression. Use
6170 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
6171 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
6172 the expression.
6173 * graphite.h (gbb_loop): New.
6174 (GBB_LOOP): Removed.
6175
61762007-08-03 Sebastian Pop <sebpop@gmail.com>
6177
6178 * Makefile.in: Fix merge problem.
6179
61802007-08-03 Sebastian Pop <sebpop@gmail.com>
6181
6182 * Merge from mainline (125309:127169).
6183 * tree-loop-distribution.c: Disabled.
6184
61852007-06-05 Sebastian Pop <sebpop@gmail.com>
6186
6187 * Merge from mainline (r123693:125309).
6188
61892007-05-30 Sebastian Pop <sebpop@gmail.com>
6190
6191 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6192 correct_modify_p
6193 (correct_modify_p, check_statements, number_of_lvalue_uses,
6194 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6195 instead of MODIFY_EXPR.
6196 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6197 and push new edges.
6198
61992007-05-24 Sebastian Pop <sebpop@gmail.com>
6200
6201 * tree-loop-distribution.c (struct rdg): Replace arrays by
6202 VECs for edges and vertices.
6203 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6204 (RDGV_NB_PARTITIONS): New.
6205 (PRDG_NBV, PRDG_NBE): Removed.
6206 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6207 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6208 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6209
62102007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6211 Sebastian Pop <sebpop@gmail.com>
6212
6213 * doc/invoke.texi (-ftree-loop-distribution): Document.
6214 * tree-loop-distribution.c: New file.
6215 * tree-pass.h (pass_loop_distribution): Declared.
6216 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6217 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6218 and set reversed_p.
6219 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6220 (DDR_REVERSED_P): New.
6221 * common.opt (-ftree-loop-distribution): New.
6222 * tree-flow.h (distribute_loops): Declared.
6223 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6224 * passes.c (init_optimization_passes): Schedule loop distribution.
6225
62262007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6227
6228 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6229 (print_scop): Don't print when scop is NULL.
6230 (build_scop_context, find_transform): Don't output to stderr.
6231
62322007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6233
6234 * tree-data-ref.c: Don't include graphite.h.
6235 Comment out the code for printing data reference's scop.
6236 (build_access_matrix_with_af): Moved...
6237 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6238 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6239 (print_graphite_bb): Print basic block's schedule.
6240 (print_scop): Don't print the schedule, call cloog's pretty printer.
6241 (bb_in_scop_p): A basic block is in a scop only if it is both
6242 dominated and postdominated by the scop's entry and exit basic blocks.
6243 (function_parameter_p): New.
6244 (invariant_in_scop_p): Use function_parameter_p.
6245 (new_scop, save_scop): New.
6246 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6247 save_scop.
6248 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6249 (loop_in_scop_p): New.
6250 (scop_record_loop): Use loop_in_scop_p.
6251 (build_scop_domain): Renamed build_scop_iteration_domain.
6252 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6253 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6254 setup_cloog_loop, dot_scop_1, dot_scop): New.
6255 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6256 (struct scop): Add a pointer to cloog's representation of a program.
6257
62582007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6259
6260 * doc/invoke.texi (-ftree-check-verbose): Renamed
6261 -ftree-checks-verbose.
6262 * common.opt (flag_tree_check_verbose): Renamed
6263 flag_tree_checks_verbose.
6264 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6265
62662007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6267
6268 * configure: Regenerated.
6269 * config.in: Regenerated.
6270 * tree-ssa-loop.c (graphite_transforms): Execute
6271 graphite_transform_loops only when HAVE_cloog.
6272 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6273 * graphite.c: Include polylibgmp.h and cloog.h.
6274 (graphite_transform_loops): Removed loops parameter.
6275 * tree-flow.h (graphite_transform_loops): Update declaration.
6276 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6277 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6278 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6279 (OBJS-common): Remove dependence on graphite.o.
6280 (BACKEND): Depend on @GRAPHITE@.
6281
62822007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6283
6284 * doc/invoke.texi (-ftree-check-verbose): Documented.
6285 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
6286 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
6287 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
6288 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
6289 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
6290 * testsuite/gcc.dg/tree-checker/condates.crp: New.
6291 * common.opt (ftree-checks-verbose): New.
6292 * tree-check.c (tree_check_warning): Move extra stderr output
6293 under control of flag_tree_check_verbose.
6294
62952007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6296
6297 * tree-match.c: Fix comments formatting.
6298 * tree-match.h: Fix comments formatting.
6299 * tree-check.c: Fix comments formatting.
6300 (tree_check_init): Restructure.
6301
63022007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6303
6304 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6305
63062007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6307
6308 * Merge from mainline (r120733:123693).
6309
63102007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6311
6312 * condate.y: New file.
6313 * tree-match.h (struct patt_info_s): New field sign.
6314 (struct condate_s): New field msg.
6315 (normalize_condate, name_condate, add_condate): New.
6316 (conds[], condate_parse): Made extern.
6317 * tree-check.c (tree_check_warning): First arg changed to cond;
6318 warning reformatted.
6319 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6320 (tree_scan): New.
6321 (tree_check): Process trivial condates.
6322 (read_delimited_string): Removed.
6323 (print_cond): Print name and msg.
6324 (conds[]): Made extern.
6325 (parse_tree_check_file_once): Rewritten to use the parser in
6326 condate.y.
6327 Processing of option --tree_check_string moved to tree_scan().
6328 * Makefile.in: Added condate.y
6329
63302007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6331
6332 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6333 Use VECs instead of varrays.
6334 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6335 * Makefile.in (pretty-print.o): Depend on vec.h.
6336 * pretty-print.c: Include tree.h and vec.h.
6337 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6338 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6339 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6340 pp_free_list): Use VECs instead of varrays.
6341 * pretty-print.h: Do not include varray.h.
6342 (struct tree_chunk_s): Declaration moved before its use.
6343 (output_buffer): Rename varray field to chunks.
6344 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6345 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6346 save_global_holes): Use VECs instead of varrays.
6347 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6348 * tree-check.c (scan_cfg_stmts, push_node,
6349 print_matching_stmt): Removed.
6350 (tree_check_instance, push_global_holes_if_new, tree_check,
6351 execute_tree_check): Use VECs instead of varrays.
6352 (gate_tree_check): Don't execute the CFG check when basic_block_info
6353 is not available.
6354
63552007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6356
6357 * Merge from mainline (r115016:120733).
6358
63592007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6360
6361 * Merge from mainline (r117632:117661).
6362
63632007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6364
6365 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6366 * tree-pass.h (TDF_DEBUG, debug_p): New.
6367 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6368 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6369 get_loop_exit_condition, analyze_evolution_in_loop,
6370 analyze_initial_condition, analyze_scalar_evolution,
6371 instantiate_parameters, number_of_latch_executions): Use debug_p.
6372 * tree-chrec.c (chrec_apply): Use debug_p.
6373 * tree-data-ref.c: Include graphite.h.
6374 (dump_data_reference): Print also the access matrix.
6375 (analyze_array, analyze_indirect_ref, init_data_ref,
6376 analyze_offset_expr, address_analysis, object_analysis,
6377 create_data_ref, finalize_ddr_dependent,
6378 non_affine_dependence_relation, analyze_ziv_subscript,
6379 analyze_siv_subscript_cst_affine,
6380 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6381 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6382 analyze_miv_subscript, analyze_overlapping_iterations,
6383 build_classic_dist_vector, subscript_dependence_tester,
6384 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6385 (build_access_matrix_with_af): No longer static.
6386 * tree-data-ref.h (scop_p): ... declaration here.
6387 (data_reference.scop): New field.
6388 (DR_SCOP, DR_ACCESS_MATRIX): New.
6389 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6390 * graphite.c (print_graphite_bb): Call dump_data_references.
6391 (print_scop): Use scop_nb_loops and scop_dim_domain.
6392 (test_for_scop_bound): Use debug_p.
6393 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6394 scop_nb_params.
6395 (scop_loop_index): Moved...
6396 (scop_record_loop): New.
6397 (build_scop_loop_nests): Use scop_record_loop.
6398 (build_scop_domain): Use scop_dim_domain.
6399 (build_access_matrix): Implemented.
6400 (build_scop_canonical_schedules): Use scop_nb_loops.
6401 (build_graphite_bb): Initialize GBB_SCOP.
6402 * graphite.h (scop_p): Moved...
6403 (graphite_bb.scop): New field.
6404 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6405 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6406 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6407 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6408 scop_loop_index): New.
6409 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6410
64112007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6412
6413 * Merge from mainline (r117661:120450).
6414
64152006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6416
6417 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6418 at the first declaration outside the varying loop, instantiate as
6419 far as possible.
6420 * tree-chrec.c (for_each_scev_op): New.
6421 * tree-chrec.h (for_each_scev_op): Declared.
6422 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6423 * tree-data-ref.c (get_references_in_stmt,
6424 find_data_references_in_stmt): New, from trunk.
6425 (find_data_references_in_loop): Use get_references_in_stmt
6426 and find_data_references_in_loop, modified as in trunk.
6427 (build_access_matrix_with_af): New.
6428 * tree-data-ref.h (data_reference): Add a field access_matrix.
6429 (data_ref_loc): New, as in trunk.
6430 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6431 invariant_in_scop_p, param_index, scan_tree_for_params,
6432 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6433 idx_record_param, idx_record_params, build_access_matrix,
6434 build_scop_data_accesses, build_scop_canonical_schedules,
6435 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6436 build_scop_params): New.
6437 * graphite.h (graphite_bb): New.
6438 (scop): Add fields static_schedule, params, loop_nest,
6439 iteration_domain.
6440 * lambda.h: Declare vecs of lambda_matrix.
6441 * tree-flow.h (print_loop_ir_bb): Declared.
6442 * tree-cfg.c (print_loop_ir_bb): New.
6443 (print_loop): Use print_loop_ir_bb.
6444
64452006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6446
6447 * Merge from mainline (r115016:117632).
6448
64492006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6450
6451 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6452 break due to a warning.
6453
64542006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6455
6456 * graphite.c (print_scops, debug_scops): New.
6457 (graphite_transform): Renamed graphite_find_transform.
6458 * graphite.h (debug_scops): Declared.
6459
64602006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6461
6462 * tree-match.c: Reformat following the GNU style.
6463 * tree-match.h: Reformat following the GNU style.
6464 * tree-pattern.h: Removed empty file.
6465 * Makefile.in: Remove references to tree-pattern.h.
6466 * tree-check.c: Reformat following the GNU style.
6467 (execute_tree_check): Move gate condition code to...
6468 (gate_tree_check): ...here. New function.
6469 (pass_check): Use the gate function.
6470
64712006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6472
6473 * tree-pattern.h: New. Tree pattern matching and checking using
6474 concrete syntax.
6475 * tree-check.c: New. Tree/CFG checking pass.
6476 * tree-match.c: New. Library for tree pattern matching.
6477 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6478 * toplev.c, flags.h: Add globals for tree-check pass.
6479 * Makefile.in: Integrate the files in tree-check pass.
6480 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6481 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6482 Introduce a "lazy" pretty-print mode.
6483 * tree.c, tree.h: Add tree_name.
6484
64852006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6486
6487 * doc/invoke.texi (-fgraphite): Correct typo.
6488 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6489 use of print_loop_ir.
6490 * testsuite/gcc.dg/graphite/scop-1.c: New.
6491 * testsuite/gcc.dg/graphite/scop-2.c: New.
6492 * testsuite/gcc.dg/graphite/graphite.exp: New.
6493 * graphite.c: Include domwalk.h.
6494 (print_scop): Print only the entry and exit blocks.
6495 (debug_scop): No longer static.
6496 (affine_expr): Fix formating. Return also true when the expression is
6497 constant.
6498 (stmt_simple_for_scop_p): Fix formating.
6499 (build_scops): Use domwalk.
6500 (get_loop_start, end_scop, test_for_scop_bound): New.
6501 (graphite_transform_loops): Avoid printing on stderr.
6502 * graphite.h (debug_scop): Declared.
6503 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6504 * Makefile.in (graphite.o): Depend on domwalk.h.
6505 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6506 declarations for static functions.
6507 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6508 controlling output verbosity.
6509
65102006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6511 Plesco Alexandru <shurikx@gmail.com>
6512
6513 * doc/invoke.texi (-fgraphite): Document.
6514 * tree-pass.h (pass_graphite_transforms): Declared.
6515 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6516 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6517 (pass_graphite_transforms): Defined.
6518 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6519 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6520 * graphite.c, graphite.h: New.
6521 * common.opt (fgraphite): Declared.
6522 * tree-flow.h (graphite_transform_loops): Declared.
6523 * Makefile.in (OBJS-common): Add graphite.o.
6524 (graphite.o): New rule.
6525 * passes.c (pass_graphite_transforms): Scheduled.
6526
GNU Compiler Collection
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