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Empty patch as it should not be applied to trunk.
[gcc.git] / gcc / ChangeLog.graphite
CommitLineData
8a9e9475
SP		 12009-11-20 Sebastian Pop <sebastian.pop@amd.com>
2
3 Revert patch from 2009-09-14.
4 * tree-ssa-loop.c (gate_graphite_transforms): Re-enable Graphite
5 passes at -O1 and below.
6
4bf4e169
SP		 72009-11-18 Sebastian Pop <sebastian.pop@amd.com>
8
9 PR middle-end/40281
10 * testsuite/gcc.dg/graphite/pr40281.c: New.
11
12 * tree-scalar-evolution.c (instantiate_scev_poly): Base and stride
13 evolutions should not variate in inner loops.
14
12aec731
SP		 152009-11-18 Sebastian Pop <sebastian.pop@amd.com>
16
17 PR middle-end/42050
18 * testsuite/gfortran.dg/graphite/pr42050.f90: New.
19
aec12420
SP		 202009-11-18 Sebastian Pop <sebastian.pop@amd.com>
21
22 * graphite-interchange.c (memory_strides_in_loop_depth): New.
23 (pbb_interchange_profitable_p): Call memory_strides_in_loop_depth.
24
25e20d33
SP		 252009-11-18 Sebastian Pop <sebastian.pop@amd.com>
26
27 * graphite-blocking.c (scop_do_block): New.
28 * graphite-poly.c (apply_poly_transforms): Call scop_do_block.
29 * graphite-poly.h (scop_do_block): Declared.
30
e3bde9f4
SP		 312009-11-18 Sebastian Pop <sebastian.pop@amd.com>
32
33 * graphite-blocking.c (pbb_strip_mine_profitable_p): The parameter
34 depth is the loop nesting depth in the LST. Call psct_dynamic_dim
35 to transform depth into the time_depth before calling
36 pbb_number_of_iterations_at_time.
37 (lst_do_strip_mine): Use a scalar variable instead of recomputing
38 lst_depth.
39
27e432be
SP		 402009-11-18 Sebastian Pop <sebastian.pop@amd.com>
41
42 Reverted the patch for "scattering permutations" from 2009-10-28.
43
44 * graphite-poly.c (print_permutation): New.
45 (debug_permutation): New.
46 (new_poly_bb): Initialize PBB_PERMUTATION.
47 (free_poly_bb): Free PBB_PERMUTATION.
48 * graphite-poly.h (pbb_permutation_elt_p): Declared.
49 (struct pbb_permutation_elt): New.
50 (PBB_PERMUTATION_ELT_STRIDE): New.
51 (PBB_PERMUTATION_ELT_STRIDED_P): New.
52 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
53 (new_pbb_permutation_elt): New.
54 (pbb_permutation_elt_free): New.
55 (struct poly_bb): Add field permutation.
56 (PBB_PERMUTATION): New.
57 (print_permutation): Declared.
58 (debug_permutation): Declared.
59
2bc529bf
KT		 602009-11-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
61
62 * graphite-interchange.c (build_partial_difference): New.
63 (memory_stride_in_loop): Refactored the computation of
64 equality constraints into build_partial_difference function.
65 Added support for debugging stride computations.
66
8c54631d
SP		 672009-11-03 Sebastian Pop <sebastian.pop@amd.com>
68
69 * graphite-clast-to-gimple.c (gloog): Free if_region,
70 if_region->true_region, and if_region->region.
71 * sese.c (if_region_set_false_region): Free if_region->false_region.
72 (create_if_region_on_edge): Do not use GGC_NEW.
73 (move_sese_in_condition): Remove useless initialization.
74
7b7f2ca7
SP		 752009-11-03 Sebastian Pop <sebastian.pop@amd.com>
76
77 * graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
78 for the loops created by the loop distribution. Do not modify the
79 input LSTs.
80 (lst_try_interchange_loops): Same. Use a temporary LST for the
81 transformed schedule. Call lst_update_scattering before data
82 dependence analysis.
83 (lst_try_interchange): Pass an extra parameter INDEX.
84 (lst_do_interchange_1): New.
85 (lst_do_interchange): Call lst_do_interchange_1.
86 (scop_do_interchange): Call lst_update_scattering.
87 * graphite-poly.c (apply_poly_transforms): Do not call
88 lst_update_scattering.
89 * graphite-poly.h (lst_pred): New.
90 (lst_succ): New.
91 (lst_find_first_pbb): Return NULL when not found.
92 (lst_empty_p): New.
93 (lst_insert_in_sequence): Allow LST1 to be NULL.
94 (lst_replace): New.
95 (lst_substitute_3): New.
96 * gcc.dg/graphite/interchange-1.c: XFail.
97 * gcc.dg/graphite/interchange-8.c: XFail.
98 * gcc.dg/graphite/interchange-11.c: XFail.
99
6119e7d5
SP		 1002009-10-30 Sebastian Pop <sebastian.pop@amd.com>
101
102 * graphite-interchange.c (lst_perfectly_nested_p): New.
103 (lst_perfect_nestify): New.
104 (lst_try_interchange_loops): Call store_lst_schedule,
105 lst_perfectly_nested_p, lst_perfect_nestify and restore_lst_schedule.
106 (scop_do_interchange): Avoid redundant legality test.
107 Call lst_do_interchange on a copy of SCOP_TRANSFORMED_SCHEDULE.
108 * graphite-poly.c (apply_poly_transforms): Call lst_update_scattering.
109 * graphite-poly.h (psct_static_dim): New.
110 (lst_dewey_number_at_depth): New.
111 (lst_find_pbb): Restructured.
112 (lst_find_first_pbb): Restructured.
113 (lst_find_last_pbb): New.
114 (lst_contains_p): New.
115 (lst_contains_pbb): New.
116 (lst_create_nest): New.
117 (lst_remove_from_sequence): New.
118 (pbb_update_scattering): New.
119 (lst_update_scattering_under): New.
120 (lst_update_scattering_seq): New.
121 (lst_update_scattering): New.
122 (lst_insert_in_sequence): New.
123 (lst_distribute_lst): New.
124 (lst_remove_all_before_including_pbb): New.
125 (lst_remove_all_before_excluding_pbb): New.
126
431f3f22
SP		 1272009-10-30 Sebastian Pop <sebastian.pop@amd.com>
128
129 * tree-ssa-loop-niter.c (finite_loop_p): Do not call twice
130 get_loop_exit_edges.
131
4c768046
SP		 1322009-10-30 Sebastian Pop <sebastian.pop@amd.com>
133
134 * graphite-poly.c (pbb_remove_duplicate_pdrs): Free collapsed.
135
5fa8514e
SP		 1362009-10-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
137
138 * graphite-poly.c (print_permutation): New.
139 (debug_permutation): New.
140 (new_poly_bb): Initialize PBB_PERMUTATION.
141 (free_poly_bb): Free PBB_PERMUTATION.
142 * graphite-poly.h (pbb_permutation_elt_p): Declared.
143 (struct pbb_permutation_elt): New.
144 (PBB_PERMUTATION_ELT_STRIDE): New.
145 (PBB_PERMUTATION_ELT_STRIDED_P): New.
146 (PBB_PERMUTATION_ELT_TIME_DIMENSION): New.
147 (new_pbb_permutation_elt): New.
148 (pbb_permutation_elt_free): New.
149 (struct poly_bb): Add field permutation.
150 (PBB_PERMUTATION): New.
151 (print_permutation): Declared.
152 (debug_permutation): Declared.
153
6c6f84d7
SP		 1542009-10-26 Sebastian Pop <sebastian.pop@amd.com>
155
156 * graphite-clast-to-gimple.c (gloog): Do not call
157 sese_reset_aux_in_loops.
158 * graphite-sese-to-poly.c (build_loop_iteration_domains): Pass an
159 extra argument for domains. Do not use loop->aux.
160 (build_scop_iteration_domain): Initialize and free domains, pass it
161 to build_loop_iteration_domains and extract the information from
162 domains. Do not use loop->aux.
163 * sese.c (sese_reset_aux_in_loops): Removed.
164 * sese.h (sese_reset_aux_in_loops): Removed.
165
585b3e19
SP		 1662009-10-26 Sebastian Pop <sebastian.pop@amd.com>
167
168 * graphite-clast-to-gimple.c (find_pbb_via_hash): Moved up.
169 (dependency_in_loop_p): Same.
170 (translate_clast): Do not use loop->aux. Initialize
171 loop->can_be_parallel.
172 (mark_loops_parallel): Removed.
173 * graphite-clast-to-gimple.h (mark_loops_parallel): Removed.
174 * graphite.c (free_aux_in_new_loops): Removed.
175 (graphite_finalize): Do not call free_aux_in_new_loops.
176 (graphite_transform_loops): Do not call mark_loops_parallel.
177
1782009-10-26 Li Feng <nemokingdom@gmail.com>
a7ed27ac
LF		 179
180 * graphite-clast-to-gimple.c (get_stmtfor_depth): Removed.
181 (translate_clast): Pass an extra parameter LEVEL.
182 Call get_scattering_level.
183 * graphite-clast-to-gimple.h (get_scattering_level): New.
184
8e6ef139
SP		 1852009-10-22 Sebastian Pop <sebastian.pop@amd.com>
186
187 * cfgloop.c (alloc_loop): Initialize loop->single_iv.
188 * cfgloop.h (struct loop): New field single_iv.
189
190 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): Do not use
191 loop->aux anymore: use loop->single_iv.
192 (graphite_loop_normal_form): Moved...
193 (build_graphite_loop_normal_form): Removed.
194 (gloog): Do not call build_graphite_loop_normal_form.
195 (free_aux_in_new_loops): Moved...
196 (mark_loops_parallel): Restructure.
197 * graphite-clast-to-gimple.h (free_aux_in_new_loops): Do not declare.
198 * graphite-sese-to-poly.c (graphite_loop_normal_form): ...here.
199 (scop_canonicalize_loops): New.
200 (build_poly_scop): Call scop_canonicalize_loops.
201 * graphite.c (free_aux_in_new_loops): ...here.
202
e6dd91b2
SP		 2032009-10-22 Sebastian Pop <sebastian.pop@amd.com>
204
205 * g++.dg/graphite/graphite.exp: Add the same rules as in
206 gcc.dg/graphite/graphite.exp.
207
47fb473f
SP		 2082009-10-22 Sebastian Pop <sebastian.pop@amd.com>
209
210 * g++.dg/graphite/id-1.C: New.
211
63858ac6
SP		 2122009-10-22 Sebastian Pop <sebastian.pop@amd.com>
213
214 * graphite-sese-to-poly.c (create_zero_dim_array): Pass an extra
215 argument base_name.
216 (rewrite_close_phi_out_of_ssa): Update use of create_zero_dim_array.
217 (rewrite_phi_out_of_ssa): Same.
218 (rewrite_cross_bb_scalar_deps): Same.
219 (translate_scalar_reduction_to_array): Same.
220
decfe536
SP		 2212009-10-22 Sebastian Pop <sebastian.pop@amd.com>
222
223 * graphite-sese-to-poly.c (build_scop_drs): Disable call to
224 dump_alias_graphs.
225
0d5ef2a9
SP		 2262009-10-22 Sebastian Pop <sebastian.pop@amd.com>
227
228 * graphite-sese-to-poly.c (dump_alias_graphs): New.
229 (build_scop_drs): Call dump_alias_graphs.
230
f70de156
SP		 2312009-10-22 Sebastian Pop <sebastian.pop@amd.com>
232
233 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_SCHEDULE,
234 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
235 (free_scop): Call free_lst on SCOP_ORIGINAL_SCHEDULE,
236 SCOP_TRANSFORMED_SCHEDULE, and SCOP_SAVED_SCHEDULE.
237 * graphite-poly.h (free_lst): New.
238 (store_lst_schedule): Free SCOP_SAVED_SCHEDULE.
239 (restore_lst_schedule): Free SCOP_TRANSFORMED_SCHEDULE.
240
74715a9b
SP		 2412009-10-22 Sebastian Pop <sebastian.pop@amd.com>
242
243 * graphite-poly.h (struct scop): Add a field saved_schedule.
244 (SCOP_SAVED_SCHEDULE): New.
245 (store_lst_schedule): New.
246 (restore_lst_schedule): New.
247 (store_scattering): Call store_lst_schedule.
248 (restore_scattering): Call restore_lst_schedule.
249
fb00d28e
SP		 2502009-10-20 Sebastian Pop <sebastian.pop@amd.com>
251
252 * graphite-sese-to-poly.c (free_data_refs_aux): Fix formatting.
253 (pdr_add_alias_set): Same.
254 (build_poly_dr): Same.
255 (build_alias_set_optimal_p): Same.
256 (build_base_obj_set_for_drs): Same. Do not store the result of
257 graphds_dfs.
258
917f481a
SP		 2592009-10-20 Sebastian Pop <sebastian.pop@amd.com>
260
261 * graphite-sese-to-poly.c (build_alias_set_optimal_p): Initialize
262 all_components_are_cliques to 1.
263
2b178a5f
LF		 2642009-10-20 Li Feng <nemokingdom@gmail.com>
265
266 * graphite-sese-to-poly.c (free_data_refs_aux): Update to free
267 the new structure.
268 (pdr_add_alias_set): Update retrieving alias_set_num.
269 (build_poly_dr): Update retrieving dr_base_object_set.
270 (partition_drs_to_sets): Remove.
271 (build_alias_set_optimal_p): New.
272 (build_alias_set_for_drs): Rename.
273 (build_scop_drs): Update.
274 * graphite-sese-to-poly.h (struct base_alias_pair): New.
275 (ALIAS_SET_INDEX): Remove.
276 (BASE_OBJECT_SET_INDEX): Remove.
277
e8af4842
SP		 2782009-10-20 Sebastian Pop <sebastian.pop@amd.com>
279
280 * sese.c (get_vdef_before_sese): Handle GIMPLE_ASSIGN and GIMPLE_CALL.
281
3899a0b2
SP		 2822009-10-20 Sebastian Pop <sebastian.pop@amd.com>
283
284 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Do not infer
285 loop upper bounds for 1-element arrays at end of structures.
286 * tree-flow.h (array_at_struct_end_p): Declared.
287 * tree-ssa-loop-niter.c (array_at_struct_end_p): Not static anymore.
288
e34e5835
SP		 2892009-10-20 Sebastian Pop <sebastian.pop@amd.com>
290
291 * g++.dg/graphite/pr41305.C: New.
292
07b0d0e2
AM		 2932009-10-20 Alexander Monakov <amonakov@ispras.ru>
294
295 * graphite-sese-to-poly.c (build_loop_iteration_domains): Generalize
296 construction of parameter constraints from loop iteration analysis.
297 * gcc.dg/graphite/run-id-2.c: New test.
298
67255edf
SP		 2992009-10-17 Sebastian Pop <sebastian.pop@amd.com>
300
301 * graphite-interchange.c (memory_stride_in_loop): Delete p1, lma
302 and new_cstr.
303
14ba996b
SP		 3042009-10-17 Sebastian Pop <sebastian.pop@amd.com>
305
306 * graphite-dependences.c (dependence_polyhedron_1): Remove
307 unused gdim dimensions from the DDR polyhedron.
308
4454141a
SP		 3092009-10-17 Sebastian Pop <sebastian.pop@amd.com>
310
311 * graphite-dependences.c (pddr_transformed_scattering): New.
312 (dot_original_deps_stmt_1): New.
313 (dot_transformed_deps_stmt_1): New.
314 (dot_deps_stmt_1): Call dot_original_deps_stmt_1 and
315 dot_transformed_deps_stmt_1.
316 (dot_original_deps): New.
317 (dot_transformed_deps): New.
318 (dot_deps_1): Call dot_original_deps and dot_transformed_deps.
319
dd61070d
SP		 3202009-10-17 Sebastian Pop <sebastian.pop@amd.com>
321
322 * graphite-dependences.c (reduction_dr_1): Remove wrong
323 assert: reduction BBs can have multiple reduction writes
4454141a 324 to memory. interchange-3.f90 is an example.
dd61070d 325
65421bcc
SP		 3262009-10-17 Sebastian Pop <sebastian.pop@amd.com>
327
328 * gfortran.dg/graphite/interchange-3.f90: New.
329
3e9f43ee
SP		 3302009-10-17 Sebastian Pop <sebastian.pop@amd.com>
331
332 * gcc.dg/graphite/interchange-1.c: Un-XFAILed.
333
16bf8ab1
SP		 3342009-10-17 Sebastian Pop <sebastian.pop@amd.com>
335
336 * graphite-dependences.c (dependence_polyhedron_1): Add the
337 context to the dependence polyhedron.
338
d422adfa
SP		 3392009-10-17 Sebastian Pop <sebastian.pop@amd.com>
340
341 * graphite-poly.c (pbb_remove_duplicate_pdrs): Initialize
342 PBB_PDR_DUPLICATES_REMOVED.
343 (new_poly_bb): Same.
344
62e475c5
SP		 3452009-10-17 Sebastian Pop <sebastian.pop@amd.com>
346
347 * graphite-sese-to-poly.c (find_scop_parameters): Initialize
348 SCOP_CONTEXT.
349 (build_loop_iteration_domains): Extract bounds on parameters
350 based on the data size.
351 (build_scop_context): Do not initialize SCOP_CONTEXT;
352 add new constraints.
353
3ecbce7e
SP		 3542009-10-17 Sebastian Pop <sebastian.pop@amd.com>
355
356 * graphite-ppl.c (ppl_min_for_le_polyhedron): New.
357 * graphite-ppl.h (graphite-ppl.h): Declared.
358
04863400
SP		 3592009-10-17 Sebastian Pop <sebastian.pop@amd.com>
360
361 * graphite-ppl.c (ppl_print_linear_expr): New.
362 (debug_ppl_linear_expr): New.
363 * graphite-ppl.h (ppl_print_linear_expr): Declared.
364 (debug_ppl_linear_expr): Declared.
365
009150e1
SP		 3662009-10-16 Sebastian Pop <sebastian.pop@amd.com>
367
368 * graphite-interchange.c: Fix comments.
369 * gcc.dg/graphite/block-1.c: Fix comments.
370
9b196c93
SP		 3712009-10-16 Sebastian Pop <sebastian.pop@amd.com>
372
373 * gcc.dg/graphite/interchange-7.c: Un-XFAILed.
374 * gcc.dg/graphite/interchange-9.c: Un-XFAILed.
375
caa675f8
SP		 3762009-10-16 Sebastian Pop <sebastian.pop@amd.com>
377
378 Reapply the patch from Alexander Monakov that disappeared during
379 the last merges from trunk.
380
381 2009-09-16 Alexander Monakov <amonakov@ispras.ru>
382
383 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
384 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
385
92d92abb
SP		 3862009-10-15 Sebastian Pop <sebastian.pop@amd.com>
387
388 * graphite-interchange.c (memory_stride_in_loop): The depth
389 argument corresponds to a dynamic time dimension, so use
390 psct_dynamic_dim to refer to the transformed scattering dimension.
391
23159c56
SP		 3922009-10-15 Sebastian Pop <sebastian.pop@amd.com>
393
394 * graphite-interchange.c (memory_stride_in_loop): Fix comments.
395
5c6c42c9
SP		 3962009-10-15 Sebastian Pop <sebastian.pop@amd.com>
397
398 * graphite-blocking.c (lst_do_strip_mine): Avoid strip mining the
399 root of the LST.
400 * graphite-interchange.c (lst_do_interchange): Avoid interchanging
401 the root of the LST.
402 * graphite-poly.c (scop_to_lst): Fix LST sequence in an outermost
403 fake loop.
404 (print_lst): Print the root of LST in a different format.
405 * graphite-poly.h (lst_depth): Adjust to include the root of the LST.
406
f58be90e
SP		 4072009-10-15 Sebastian Pop <sebastian.pop@amd.com>
408
409 * graphite-poly.c (print_scop): Fix pretty printing of a SCoP.
410
4e4ee197
SP		 4112009-10-15 Sebastian Pop <sebastian.pop@amd.com>
412
413 * doc/passes.texi: Document the Graphite infrastructure.
414
6c4499b6
SP		 4152009-10-15 Sebastian Pop <sebastian.pop@amd.com>
416
417 * graphite-sese-to-poly.c (insert_copyin): Use gsi_insert_seq_on_edge.
418 (rewrite_commutative_reductions_out_of_ssa): Call gsi_commit_edge_inserts,
419 and check the SSA representation.
420
421 * gfortran.dg/graphite/id-18.f90: New, reduced from PR41193.
422
8e49fe91
SP		 4232009-10-15 Sebastian Pop <sebastian.pop@amd.com>
424
425 * gcc.dg/graphite/pr40157.c: Use -floop-block as reported in the PR.
426
bb2b2dfc
SP		 4272009-10-14 Sebastian Pop <sebastian.pop@amd.com>
428
429 * gcc.dg/graphite/interchange-11.c: New.
430
e7ed4a64
SP		 4312009-10-14 Sebastian Pop <sebastian.pop@amd.com>
432
433 * gcc.dg/graphite/interchange-8.c: Enable loop interchange.
434
d7f25aa6
SP		 4352009-10-14 Sebastian Pop <sebastian.pop@amd.com>
436
437 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
438 Add -fno-loop-strip-mine and -fno-loop-interchange.
439 (DEFAULT_FLAGS_GRAPHITE_INTERCHANGE): Add -fno-loop-block and
440 -fno-loop-strip-mine.
441 * gfortran.dg/graphite/graphite.exp: Same.
442
6231cf49
SP		 4432009-10-14 Sebastian Pop <sebastian.pop@amd.com>
444
445 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
446 Renamed DEFAULT_FLAGS_GRAPHITE_BLOCK.
447 (DEFAULT_CFLAGS_GRAPHITE_IDENTITY): Renamed
448 DEFAULT_FLAGS_GRAPHITE_IDENTITY.
449 (DEFAULT_CFLAGS_GRAPHITE_INTERCHANGE): Renamed
450 DEFAULT_FLAGS_GRAPHITE_INTERCHANGE.
451 (DEFAULT_CFLAGS_GRAPHITE_SCOP): Renamed
452 DEFAULT_FLAGS_GRAPHITE_SCOP.
453 (DEFAULT_CFLAGS_RUN_ID): Renamed DEFAULT_FLAGS_RUN_ID.
454 (DEFAULT_CFLAGS_GRAPHITE): Renamed DEFAULT_FLAGS_GRAPHITE.
455
2b7c09a8
SP		 4562009-10-14 Sebastian Pop <sebastian.pop@amd.com>
457
458 * graphite-poly.c (pbb_number_of_iterations_at_time): Cleanup comments.
459
b0c7a278
KT		 4602009-10-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
461 Sebastian Pop <sebastian.pop@amd.com>
462
463 * graphite-interchange.c (build_linearized_memory_access): Pass an
464 offset as parameter.
465 (memory_stride_in_loop): Include transform scattering in the
466 access functions to be able to querry the strides in the
467 transformed loops.
468 (pbb_interchange_loop_depths): Interchange the psct_dynamic_dim,
469 not the psct_iterator_dim.
470
13ae6f91
SP		 4712009-10-14 Sebastian Pop <sebastian.pop@amd.com>
472
473 * graphite-blocking.c (pbb_do_strip_mine): Removed.
474 (lst_do_strip_mine_loop): New.
475 (lst_do_strip_mine): New.
476 (scop_do_strip_mine): Call lst_do_strip_mine.
477 * graphite-poly.h (lst_add_loop_under_loop): New.
478 (lst_find_first_pbb): New.
479
c0fe753b
SP		 4802009-10-14 Sebastian Pop <sebastian.pop@amd.com>
481
482 * graphite-poly.c (loop_to_lst): Fix LST creation.
483
8d75ec87
TG		 4842009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
485
486 * testsuite/gcc.dg/graphite/id-15.c: (8 * 8) replaced with
487 sizeof(unsigned long) to make it run on 32bit systems.
488
4892009-10-14 Tobias Grosser <grosser@fim.uni-passau.de>
490
491 * testsuite/gcc.dg/graphite/run-id-1.c: Use smaller matrix to not
492 SEGFAULT on 32bit.
493
2e5a7cbf
RU		 4942009-10-14 Ramakrishna Upadrasta <Ramakrishna.Upadrasta@inria.fr>
495
8d75ec87
TG		 496 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Fix
497 Comment.
2e5a7cbf
RU		 498 (write_alias_graph_to_ascii_dot): New.
499 (write_alias_graph_to_ascii_ecc): Ditto.
8d75ec87
TG		 500 (partition_drs_to_sets): Add testing of optimality of current method
501 which assigns alias numbers according to DFS Comopnent number. used
502 as heuristic for the upcoming ECC algorithm.
2e5a7cbf
RU		 503 (build_scop_drs): Write to file also with the ecc and dot format.
504
1e82de2a
SP		 5052009-10-13 Sebastian Pop <sebastian.pop@amd.com>
506
507 * gfortran.dg/graphite/interchange-1.f: XFail.
508
9bf13085
SP		 5092009-10-13 Sebastian Pop <sebastian.pop@amd.com>
510
511 * graphite.c (graphite_initialize): Do not handle functions with
512 more than 100 basic blocks.
513
e797c5f2
SP		 5142009-10-13 Sebastian Pop <sebastian.pop@amd.com>
515
516 * graphite-blocking.c (pbb_do_strip_mine): Use
517 PARAM_LOOP_BLOCK_TILE_SIZE.
518
bfa00f48
SP		 5192009-10-13 Sebastian Pop <sebastian.pop@amd.com>
520
521 * graphite-poly.c (dot_lst_1): New.
522 (dot_lst): New.
523 * graphite-poly.h (dot_lst): Declared.
524
3c7bdeb8
SP		 5252009-10-13 Sebastian Pop <sebastian.pop@amd.com>
526
527 * graphite-dependences.c (dot_deps_stmt_1): New.
528 (dot_deps_stmt): New.
529 * graphite-dependences.h (dot_deps_stmt): Declared.
530
c7dc2fab
SP		 5312009-10-09 Sebastian Pop <sebastian.pop@amd.com>
532
533 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_dependence): Do
534 not replace cross BB scalar dependences ending on PHI nodes.
535 (rewrite_cross_bb_scalar_deps): Filter out GIMPLE_PHI nodes.
536
24c79709
SP		 5372009-10-09 Sebastian Pop <sebastian.pop@amd.com>
538
539 * graphite-poly.c (apply_poly_transforms): Implement the high
540 level driver for flag_loop_block.
541 * tree-ssa-loop.c (gate_graphite_transforms): Remove call to sorry for
542 flag_loop_block.
543
544 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add
545 -floop-block.
546 * gfortran.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK):
547 Add -floop-block.
548
a0517b76
SP		 5492009-10-09 Sebastian Pop <sebastian.pop@amd.com>
550
551 * graphite-poly.h (lst_find_pbb): New.
552 (find_lst_loop): New.
553
9d077835
SP		 5542009-10-09 Sebastian Pop <sebastian.pop@amd.com>
555
556 * graphite-poly.c (new_scop): Remove init of SCOP_DEP_GRAPH.
557 * graphite-poly.h (struct scop): Remove dep_graph field.
558 (SCOP_DEP_GRAPH): Removed.
559
75b63a91
SP		 5602009-10-09 Sebastian Pop <sebastian.pop@amd.com>
561
562 * graphite-poly.h (copy_lst): Do full copy of LST.
563
7cc4ff8d
SP		 5642009-10-07 Sebastian Pop <sebastian.pop@amd.com>
565
566 * graphite-sese-to-poly.c (reduction_phi_p): Call remove_invariant_phi
567 when the loop stride is zero.
568
569 * gcc.dg/graphite/id-16.c: New.
570
60d2a8c3
SP		 5712009-10-06 Sebastian Pop <sebastian.pop@amd.com>
572
573 * graphite-dependences.c (reduction_dr_1): New.
574 (reduction_dr_p): New.
575 (graphite_legal_transform_dr): Call reduction_dr_p.
576 (reduction_ddr): Renamed reduction_ddr_p.
577 * graphite-poly.h (same_pdr_p): New.
578 (number_of_write_pdrs): New.
579 * graphite-sese-to-poly.c (nb_data_writes_in_bb): New.
580 (split_reduction_stmt): Do not split reduction statements
581 when there are no writes to memory.
582 (translate_scalar_reduction_to_array_for_stmt): Insert the
583 memory reduction statement just after the scalar reduction statement.
584
585 * gcc.dg/graphite/interchange-10.c: Updated to differ from interchange-4.c.
586 Un-XFAIL-ed.
587 * gcc.dg/graphite/interchange-3.c: Un-XFAIL-ed.
588 * gcc.dg/graphite/interchange-4.c: Un-XFAIL-ed.
589
95baeff8
SP		 5902009-10-06 Sebastian Pop <sebastian.pop@amd.com>
591
592 * graphite-interchange.c (lst_apply_interchange): New.
593 (lst_interchange_profitable_p): New.
594 (lst_try_interchange_loops): New.
595 (lst_try_interchange): New.
596 (lst_do_interchange): New.
597 (pbb_do_interchange): Removed.
598 (scop_do_interchange): Call lst_do_interchange.
599
a36d12e2
SP		 6002009-10-06 Sebastian Pop <sebastian.pop@amd.com>
601
602 * graphite-poly.c (print_scop): Print SCOP_ORIGINAL_SCHEDULE and
603 SCOP_TRANSFORMED_SCHEDULE.
604 (loop_to_lst): New.
605 (scop_to_lst): New.
606 (print_lst): New.
607 (debug_lst): New.
608 * graphite-poly.h (lst_p): New.
609 (struct lst): New.
610 (LST_LOOP_P): New.
611 (LST_LOOP_FATHER): New.
612 (LST_PBB): New.
613 (LST_SEQ): New.
614 (scop_to_lst): Declared.
615 (print_lst): Declared.
616 (debug_lst): Declared.
617 (new_lst_loop): New.
618 (new_lst_stmt): New.
619 (copy_lst): New.
620 (lst_depth): New.
621 (lst_dewey_number): New.
622 (struct scop): Add original_schedule and transformed_schedule fields.
623 (SCOP_ORIGINAL_SCHEDULE): New.
624 (SCOP_TRANSFORMED_SCHEDULE): New.
625 * graphite-sese-to-poly.c (build_poly_scop): Call scop_to_lst.
626
a0dd1440
SP		 6272009-10-05 Sebastian Pop <sebastian.pop@amd.com>
628
629 * graphite-dependences.c (reduction_ddr): New.
630 (graphite_legal_transform_bb): Call reduction_ddr.
631 * graphite-poly.c (new_poly_bb): Pass a new bool parameter.
632 Initialize PBB_IS_REDUCTION.
633 * graphite-poly.h (struct poly_bb): New bool field is_reduction.
634 (PBB_IS_REDUCTION): New.
635 (new_poly_bb): Update declaration.
636 * graphite-scop-detection.h (build_scop_bbs): Removed.
637 (nb_reductions_in_loop): Removed.
638 * graphite-sese-to-poly.c (try_generate_gimple_bb): Pass a sbitmap
639 parameter for reductions.
640 (try_generate_gimple_bb): Update call to new_poly_bb.
641 (build_scop_bbs_1): Same.
642 (build_scop_bbs): Same.
643 (gsi_for_phi_node): New.
644 (scalar_close_phi_node_p): Remove gcc_assert.
645 (split_reduction_stmt): New.
646 (is_reduction_operation_p): New.
647 (phi_contains_arg): New.
648 (follow_ssa_with_commutative_ops): New.
649 (detect_commutative_reduction_arg): New.
650 (detect_commutative_reduction_assign): New.
651 (follow_inital_value_to_phi): New.
652 (edge_initial_value_for_loop_phi): New.
653 (initial_value_for_loop_phi): New.
654 (detect_commutative_reduction): New.
655 (translate_scalar_reduction_to_array_for_stmt): New.
656 (insert_copyout): New.
657 (insert_copyin): New.
658 (translate_scalar_reduction_to_array): New.
659 (rewrite_commutative_reductions_out_of_ssa_close_phi): New.
660 (rewrite_commutative_reductions_out_of_ssa_loop): New.
661 (rewrite_commutative_reductions_out_of_ssa): New.
662 (build_poly_scop): Call rewrite_commutative_reductions_out_of_ssa.
663 * sese.h (split_region_for_bb): New.
664
665 * gcc.dg/graphite/graphite.exp (DEFAULT_CFLAGS_GRAPHITE_BLOCK): Add -ffast-math.
666 * gcc.dg/graphite/interchange-1.c: Fix format.
667 * gcc.dg/graphite/interchange-10.c: New.
668
db7e9485
SP		 6692009-10-05 Sebastian Pop <sebastian.pop@amd.com>
670
671 * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Remove
672 buggy assert.
673
5dcc64d9
SP		 6742009-10-05 Sebastian Pop <sebastian.pop@amd.com>
675
676 * graphite-sese-to-poly.c (scev_analyzable_p): New.
677 (rewrite_cross_bb_scalar_dependence): New.
678 (rewrite_cross_bb_scalar_deps): New.
679 (rewrite_reductions_out_of_ssa): Use bb_in_sese_p.
680 Call rewrite_cross_bb_scalar_deps.
681
947121b8
SP		 6822009-10-05 Sebastian Pop <sebastian.pop@amd.com>
683
684 * graphite-sese-to-poly.c (gsi_for_ssa_name_def): Removed.
685 (insert_out_of_ssa_copy): Directly use gsi_after_labels and
686 gsi_for_stmt.
687
d48e288d
SP		 6882009-10-05 Sebastian Pop <sebastian.pop@amd.com>
689
690 * graphite-clast-to-gimple.c (build_cloog_prog): Use pbb_index.
691 * graphite-interchange.c (pbb_do_interchange): Same.
692 * graphite-poly.c (print_scattering_function): Same.
693 (debug_pdrs): Same.
694 * graphite-poly.h (pbb_loop): New.
695 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Use pbb_loop.
696
d17286f6
SP		 6972009-09-27 Sebastian Pop <sebastian.pop@amd.com>
698
699 * graphite-scop-detection.c (limit_scops): Do not build poly_bbs.
700
ee03cd20
SP		 7012009-09-27 Sebastian Pop <sebastian.pop@amd.com>
702
703 * graphite-sese-to-poly.c (partition_drs_to_sets): Drs is not modified,
704 so don't pass a pointer to it.
705 (build_alias_set_for_drs): Same.
706 (build_base_obj_set_for_drs): Same.
707 (build_scop_drs): Same.
708
888beba1
LF		 7092009-09-26 Li Feng <nemokingdom@gmail.com>
710
711 * graphite-sese-to-poly.c (build_scop_drs): Disable writing to file
712 the alias graph of data references.
713
cd43e5d7
LF		 7142009-09-25 Li Feng <nemokingdom@gmail.com>
715
716 * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): New.
717 (build_scop_drs): When debugging, write the alias graph to file,
718 otherwise, should be disabled.
719
aeda6535
SP		 7202009-09-17 Sebastian Pop <sebastian.pop@amd.com>
721
722 * graphite-scop-detection.c (stmt_simple_memref_p): Removed.
723 (is_simple_operand): Remove call to stmt_simple_memref_p.
724 (stmt_simple_for_scop_p): Update call to is_simple_operand.
725
8b6b8570
DE		 7262009-09-17 David Edelsohn <edelsohn@gnu.org>
727
8971eb91 728 * testsuite/gcc.dg/graphite/interchange-mvt.c: New File.
8b6b8570
DE		 729 * testsuite/gcc.dg/graphite/scop-dsyrk.c: New File.
730 * testsuite/gcc.dg/graphite/scop-dsyr2k.c: New File.
731 * testsuite/gcc.dg/graphite/scop-mvt.c: New File.
732 * testsuite/gcc.dg/graphite/scop-sor.c: New File.
733
1825f9a2
LF		 7342009-09-17 Li Feng <nemokingdom@gmail.com>
735
736 PR middle-end/41118
737 * graphite-dependences.c (poly_drs_may_alias_p): Adjust definition.
738 (pddr_original_scattering): Make sure 2 pdr2 in the same base object set.
739 (graphite_carried_dependence_level_k): Ditto.
740 * graphite-poly.c (new_poly_dr): Add init of PDR_BASE_OBJECT_SET.
741 * graphite-poly.h (struct poly_dr): Add member dr_base_object_set.
742 (new_poly_dr): Adjust declaration.
743 * graphite-sese-to-poly.c (free_data_refs_aux): New.
744 (free_gimple_bb): Added free_data_refs_aux.
745 (build_poly_dr): Add dr_base_object_set.
746 (partition_drs_to_sets): New.
747 (dr_same_base_object_p): New.
748 (build_alias_set_for_drs): New.
749 (build_base_object_set_for_drs): New.
750 (build_scop_drs): Add build_base_obj_set_for_drs.
751 * graphite-sese-to-poly.h: Added #define for alias set number index and
752 base object set index.
753 * libgomp/testsuite/libgomp.graphite/force-parallel-6.c: Refine tests.
754 * libgomp/testsuite/libgomp.graphite/pr4118.c: New.
755
ac90803f
SP		 7562009-09-16 Alexander Monakov <amonakov@ispras.ru>
757
758 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
759 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
760
54fc808a
SP		 7612009-09-14 Sebastian Pop <sebastian.pop@amd.com>
762
763 * graphite-sese-to-poly.c (struct irp_data): Removed.
764 (idx_record_params): Removed.
765 (find_params_in_bb): Scan for parameters the access functions; don't
766 parse the tree representation.
767
e88e021f
SP		 7682009-09-14 Sebastian Pop <sebastian.pop@amd.com>
769
770 * tree-ssa-loop.c (gate_graphite_transforms): Disable Graphite
771 passes at -O1 and below.
772
3690f8d7
SP		 7732009-09-14 Sebastian Pop <sebastian.pop@amd.com>
774
775 * graphite-blocking.c: Fix order of includes: tree-chrec.h, then
776 tree-scalar-evolution.h, and then tree-data-ref.h.
777 * graphite-clast-to-gimple.c: Same.
778 * graphite-dependences.c: Same.
779 * graphite-interchange.c: Same.
780 * graphite-poly.c: Same.
781 * graphite-scop-detection.c: Same.
782 * graphite-sese-to-poly.c: Same.
783 * graphite.c: Same.
784 * lambda-code.c: Same.
785 * matrix-reorg.c: Same.
786 * tree-data-ref.c: Same.
787 * tree-if-conv.c: Same.
788 * tree-loop-distribu: Same.: Same.
789 * tree-loop-linear.c: Same.
790 * tree-parloops.c: Same.
791 * tree-predcom.c: Same.
792 * tree-vect-patterns.c: Same.
793
2495a183
SP		 7942009-09-02 Sebastian Pop <sebastian.pop@amd.com>
795
796 Partially revert the previous patch, except the following.
797 * tree-scalar-evolution.c (instantiate_scev_not): Adapted to pass
798 as parameters the operands of the not expression.
799
20179b0d
SP		 8002009-09-01 Sebastian Pop <sebastian.pop@amd.com>
801
802 * tree-scalar-evolution.c (instantiate_scev_assign): New.
803 Do not call analyze_scalar_evolution on assignments.
804 (instantiate_scev_phi): Call analyze_scalar_evolution.
805 (instantiate_scev_name): Call instantiate_scev_assign and
806 instantiate_scev_phi.
807 (instantiate_scev_not): Adapted to pass as parameters the operands
808 of the not expression.
809
ffa34f4b
SP		 8102009-09-01 Sebastian Pop <sebastian.pop@amd.com>
811
812 * tree-scalar-evolution.c (instantiate_scev_binary): Adapted
813 to pass as parameters the operands of the binary expression.
814
4b9d48a1
SP		 8152009-09-01 Sebastian Pop <sebastian.pop@amd.com>
816
817 * tree-scalar-evolution.c (instantiate_scev_bitnot): Renamed
818 instantiate_scev_not. Handle NEGATE_EXPR.
819 (instantiate_scev_r): Handle NEGATE_EXPR.
820
9e5dc77f
SP		 8212009-09-01 Sebastian Pop <sebastian.pop@amd.com>
822
823 * tree-scalar-evolution.c (instantiate_scev_1): Renamed
824 instantiate_scev_r.
825 (instantiate_scev_r): Move code in instantiate_scev_2
826 and instantiate_scev_1.
827
d814176c
SP		 8282009-09-01 Sebastian Pop <sebastian.pop@amd.com>
829
830 * tree-scalar-evolution.c (instantiate_scev_3): New.
831 (instantiate_scev_1): Move code in instantiate_scev_3.
832
ec6636eb
SP		 8332009-09-01 Sebastian Pop <sebastian.pop@amd.com>
834
835 * tree-scalar-evolution.c (instantiate_scev_poly): New.
836 (instantiate_scev_1): Move code in instantiate_scev_poly.
837
7ec0665d
SP		 8382009-09-01 Sebastian Pop <sebastian.pop@amd.com>
839
840 * tree-scalar-evolution.c (instantiate_scev_bitnot): New.
841 (instantiate_scev_1): Move code in instantiate_scev_bitnot.
842
9c382ce9
SP		 8432009-09-01 Sebastian Pop <sebastian.pop@amd.com>
844
845 * tree-scalar-evolution.c (instantiate_scev_convert): New.
846 (instantiate_scev_1): Move code in instantiate_scev_convert.
847
15fda317
SP		 8482009-09-01 Sebastian Pop <sebastian.pop@amd.com>
849
850 * tree-scalar-evolution.c (instantiate_scev_binary): New.
851 (instantiate_scev_1): Move code in instantiate_scev_binary.
852
320f5a78
SP		 8532009-09-01 Sebastian Pop <sebastian.pop@amd.com>
854
855 * tree-scalar-evolution.c (instantiate_scev_name): New.
856 (instantiate_scev_1): Move code in instantiate_scev_name.
857
8582009-08-28 Sebastian Pop <sebastian.pop@amd.com>
859
860 * Merge from mainline (150992:151171).
861
211694b6
SP		 8622009-08-25 Sebastian Pop <sebastian.pop@amd.com>
863
864 * graphite-dependences.c (graphite_legal_transform_bb): Call
865 pbb_remove_duplicate_pdrs.
866 * graphite-poly.c (can_collapse_pdr): Removed.
867 (pdr_find_duplicate): Removed.
868 (can_collapse_pdrs): New.
869 (pbb_remove_duplicate_pdrs): New.
870 (new_poly_dr): Do not look for duplicates.
871 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
872 (PBB_PDR_DUPLICATES_REMOVED): New.
873 (pbb_remove_duplicate_pdrs): Declared.
874
7bd2a8a7
SP		 8752009-08-25 Sebastian Pop <sebastian.pop@amd.com>
876
877 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
878 the strides by multiplying by PDR_NB_REFS.
879 * graphite-poly.c (can_collapse_pdr): New.
880 (pdr_find_duplicate): New.
881 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
882 Initialize PDR_NB_REFS.
883 * graphite-poly.h (struct poly_dr): Add field nb_refs.
884 (PDR_NB_REFS): New.
885 (new_poly_dr): Number of subscripts is a graphite_dim_t.
886
8872009-08-25 Sebastian Pop <sebastian.pop@amd.com>
888
889 Revert one of the previous commits:
890 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
891 the computation of symmetric data dependence relations.
892 (dependency_between_pbbs_p): Same.
893
93b2db87
SP		 8942009-08-25 Sebastian Pop <sebastian.pop@amd.com>
895
896 PR middle-end/40965
897 * graphite-poly.c (apply_poly_transforms): Remove legality test before
898 any transform.
899
d8eeb078
SP		 9002009-08-25 Sebastian Pop <sebastian.pop@amd.com>
901
902 * graphite-dependences.c (pddr_original_scattering): Return NULL
903 for read-read dependence relations.
904 * graphite-poly.h (enum poly_dr_type): Fix comment.
905 (pdr_read_p): New.
906 (pdr_write_p): New.
907 (pdr_may_write_p): New.
908
e6dec0fb
SP		 9092009-08-25 Sebastian Pop <sebastian.pop@amd.com>
910
911 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
912 (struct poly_dr): Same.
913 (new_poly_dr): Same.
914 * graphite-poly.c (new_poly_dr): Same.
915
baf4b881
KT		 9162009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
917 Sebastian Pop <sebastian.pop@amd.com>
918
919 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
920 pbb_strip_mine_time_depth. Changed the implementation so that
921 transformation is expressed as a transformation on
922 time (scatttering) dimensions. Also, ensures that the 2d+1
923 scheduling format is preserved.
924 (pbb_strip_mine_profitable_p): Profitability is based on the
925 iteration number of a given time (scattering) dimension,
926 and not on a original loop depth dimension.
927 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
928 (pbb_do_strip_mine): Call psct_dynamic_dim.
929 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
930 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
931 (pbb_nb_dynamic_scattering_transform): New.
932 (psct_dynamic_dim): New.
933
059a5f9f
KT		 9342009-08-25 Konrad Trifunovic <konrad.trifunovic@gmail.com>
935
936 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
937 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
938 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
939 * graphite-interchange.c (build_linearized_memory_access): Same.
940 (memory_stride_in_loop): Same.
941
afae0207
SP		 9422009-08-25 Sebastian Pop <sebastian.pop@amd.com>
943
944 * graphite-dependences.c (pddr_original_scattering): New.
945 (graphite_legal_transform_dr): Call pddr_original_scattering.
946 (dot_deps_1): New.
947 (dot_deps): New.
948 * graphite-dependences.h (dot_deps): Declared.
949 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
950 (print_pdr): Print PDR_ID.
951 * graphite-poly.h (struct poly_dr): Add field id.
952 (PDR_ID): New.
953 (pbb_index): New.
954 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
955
f8e0bb8b
SP		 9562009-08-22 Sebastian Pop <sebastian.pop@amd.com>
957
958 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
959 not delete the original dependence relation.
960
9612009-08-21 Sebastian Pop <sebastian.pop@amd.com>
962
963 * graphite-dependences.c (graphite_legal_transform_bb): Avoid
964 the computation of symmetric data dependence relations.
965 (dependency_between_pbbs_p): Same.
966
e37f165f
SP		 9672009-08-21 Sebastian Pop <sebastian.pop@amd.com>
968
969 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
970 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
971 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
972 (free_poly_ddr): New.
973 (pddr_is_empty): New.
974 (dependence_polyhedron_1): Now returns a poly_ddr_p.
975 (dependence_polyhedron): Same. Remove useless gcc_assert.
976 Remove fprintfs.
977 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
978 (graphite_carried_dependence_level_k): Call pddr_is_empty.
979 * graphite-dependences.h (enum poly_dependence_kind): New.
980 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
981 (PDRP_SOURCE): Renamed PDDR_SOURCE.
982 (PDRP_SINK): Renamed PDDR_SINK.
983 (PDRP_DDP): Renamed PDDR_DDP.
984 (PDDR_KIND): New.
985 (free_poly_ddr): Declared.
986 * graphite-poly.c (new_scop): Use the new hash function names.
987 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
988 into original_pddrs.
989 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
990
9912009-08-21 Sebastian Pop <sebastian.pop@amd.com>
992
993 * Merge from mainline (150764:150992).
994
45e76e9f
SP		 9952009-08-18 Sebastian Pop <sebastian.pop@amd.com>
996
997 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
998 bounds with LT_EXPR to make niter analysis more precise on code
999 generated by Graphite.
1000
66b466c3
SP		 10012009-08-18 Sebastian Pop <sebastian.pop@amd.com>
1002
1003 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
1004 (graphite_legal_transform_bb): Same.
1005 (poly_drs_may_alias_p): Same.
1006
f263917c
SP		 10072009-08-15 Sebastian Pop <sebastian.pop@amd.com>
1008
1009 PR middle-end/40981
1010 * graphite-ppl.c (ppl_max_for_le): Correct the use of
1011 ppl_Pointset_Powerset_C_Polyhedron_maximize.
1012
10132009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1014
1015 * graphite-poly.c (print_pbb): Print PBB index.
1016
10172009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1018
1019 * Merge from mainline (r150672:150764).
1020
10212009-08-13 Sebastian Pop <sebastian.pop@amd.com>
1022
1023 * graphite-interchange.c (ppl_max_for_le): Moved...
1024 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
1025 * graphite-ppl.c (ppl_max_for_le): ... here.
1026 * graphite-ppl.h (ppl_max_for_le): Declared.
1027
10282009-08-12 Sebastian Pop <sebastian.pop@amd.com>
1029
1030 * Merge from mainline (r150372:150672).
1031
30de1632
SP		 10322009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1033
1034 PR middle-end/40980
1035 * sese.c (convert_for_phi_arg): New.
1036 (add_guard_exit_phis): Use convert_for_phi_arg.
1037
1038 * testsuite/gfortran.dg/graphite/id-17.f: New.
1039
8c31ebfa
SP		 10402009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1041
1042 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
1043 unknown subscript upper bounds.
1044
1045 * testsuite/gcc.dg/graphite/interchange-6.c: Un-XFAIL.
1046
fb9fb290
SP		 10472009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1048 Pranav Garg <pranav.garg2107@gmail.com>
1049
1050 * graphite-interchange.c (gather_access_strides): Removed.
1051 (ppl_max_for_le): New.
1052 (build_linearized_memory_access): New.
1053 (memory_stride_in_loop): New.
1054 (pbb_interchange_profitable_p): Reimplemented.
1055 * graphite-ppl.h (ppl_new_id_map): New.
1056 (ppl_interchange): New.
1057
1058 * testsuite/gcc.dg/graphite/interchange-6.c: XFAILed.
1059
312aea7f
SP		 10602009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1061
1062 * graphite-interchange.c (compute_subscript): Removed.
1063 (compute_array_size_cstr): Removed.
1064 (compute_array_size_poly): Removed.
1065 (compute_array_size): Removed.
1066 (gather_access_strides_poly): Removed.
1067 (gather_access_strides): Empty.
1068
25d7cc15
SP		 10692009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1070
1071 * graphite-dependences.c (dependence_polyhedron_1): Replace
1072 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
1073 (graphite_legal_transform_dr): Same.
1074 (graphite_carried_dependence_level_k): Same.
1075 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
1076 Initialize PDR_NB_SUBSCRIPTS.
1077 (print_pdr_access_layout): Replace pdr_nb_subscripts with
1078 PDR_NB_SUBSCRIPTS.
1079 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
1080 (PDR_NB_SUBSCRIPTS): New.
1081 (pdr_nb_subscripts): Removed.
1082 (pdr_dim): Simplified.
1083 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
1084 with PDR_NB_SUBSCRIPTS.
1085
66096911
SP		 10862009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1087
1088 * graphite-interchange.c (compute_array_size): Remove use of
1089 PDR_DATA_CONTAINER.
1090 * graphite-poly.c (new_poly_dr): Remove argument data_container.
1091 Do not initialize PDR_DATA_CONTAINER.
1092 (print_pdr): Do not print PDR_DATA_CONTAINER.
1093 * graphite-poly.h (struct poly_dr): Remove data_container field.
1094 (PDR_DATA_CONTAINER): Removed.
1095 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
1096 PDR_DATA_CONTAINER.
1097 (build_poly_dr): Same.
1098
273c5dd3
SP		 10992009-08-11 Sebastian Pop <sebastian.pop@amd.com>
1100
1101 * testsuite/gcc.dg/graphite/interchange-9.c: New.
1102
7491e5f0
KT		 11032009-08-05 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1104 Sebastian Pop <sebastian.pop@amd.com>
1105
1106 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
1107 copy of the dependence polyhedron. Free the temporary objects.
1108 (graphite_carried_dependence_level_k): Free unused objects before
1109 returning.
1110
1111 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
1112 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
1113 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
1114 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
1115 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
1116
f4648ed1
SP		 11172009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1118
1119 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
1120 Early return without analyzing the data dependences if no
1121 transform has been done. Call restore_scattering if the transform
1122 is not legal.
1123 (graphite-interchange.c): Same.
1124 * graphite-poly.c (print_scattering_function): Test for PBB_TRANSFORMED.
1125 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
1126 (apply_poly_transforms): Do not gcc_assert that
1127 the transform is legal.
1128 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1129 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
1130 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
1131 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
1132 * graphite-poly.h (struct poly_scattering): New.
1133 (struct poly_bb): Add original, transformed, and saved fields.
1134 Remove transformed_scattering, original_scattering, nb_local_variables,
1135 and nb_scattering_transform fields.
1136 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
1137 (poly_scattering_new): New.
1138 (poly_scattering_free): New.
1139 (poly_scattering_copy): New.
1140 (store_scattering_pbb): New.
1141 (store_scattering): New.
1142 (restore_scattering_pbb): New.
1143 (restore_scattering): New.
1144 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1145 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
273c5dd3 1146
e31a5bd4
SP		 11472009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1148
1149 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
1150 (print_scop): Same.
1151
8e88f9fd
SP		 11522009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1153
1154 * Makefile.in (graphite.o): Depends on PREDICT_H.
1155 * graphite.c: Include predict.h.
1156 (graphite_finalize): Call tree_estimate_probability.
1157 * predict.c (predict_loops): Do not call scev_initialize and
1158 scev_finalize.
1159 (tree_estimate_probability_bb): New.
1160 (tree_estimate_probability): Do not initialize loops: move that
1161 code to the driver. Call tree_estimate_probability_bb.
1162 (tree_estimate_probability_driver): New.
1163 (pass_profile): Use tree_estimate_probability_driver.
1164 * predict.h (tree_estimate_probability): Declared.
1165
87d4d0ee
SP		 11662009-08-05 Sebastian Pop <sebastian.pop@amd.com>
1167
1168 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
1169 * graphite-dependences.c (graphite_legal_transform): Add time to
1170 TV_GRAPHITE_DATA_DEPS.
1171 (dependency_between_pbbs_p): Same.
1172 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
1173
11742009-08-03 Sebastian Pop <sebastian.pop@amd.com>
1175
1176 * Merge from mainline (r149952:150372).
1177
2abae5f1
SP		 11782009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1179
1180 * ChangeLog.graphite: Fix indenting, white spaces and 80 columns.
1181 * graphite-blocking.c: Same.
1182 * graphite-clast-to-gimple.c: Same.
1183 * graphite-dependences.c: Same.
1184 * graphite-poly.c: Same.
1185 * graphite-poly.h: Same.
1186 * graphite-ppl.c: Same.
1187 * graphite-scop-detection.c: Same.
1188 * graphite-sese-to-poly.c: Same.
1189 * graphite.c: Same.
1190
11912009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1192
1193 * graphite-sese-to-poly.c (loop_entry_phi_arg): New.
1194 (remove_simple_copy_phi): New.
1195 (remove_invariant_phi): New.
1196 (simple_copy_phi_p): New.
1197 (reduction_phi_p): New.
1198 (gsi_for_ssa_name_def): New.
1199 (insert_out_of_ssa_copy): New.
1200 (insert_out_of_ssa_copy_on_edge): New.
1201 (create_zero_dim_array): New.
1202 (scalar_close_phi_node_p): New.
1203 (rewrite_close_phi_out_of_ssa): New.
1204 (rewrite_phi_out_of_ssa): New.
1205 (rewrite_reductions_out_of_ssa): New.
1206 (build_poly_scop): Call rewrite_reductions_out_of_ssa.
1207
1208 * testsuite/gcc.dg/graphite/id-11.c: New.
1209 * testsuite/gcc.dg/graphite/id-15.c: New.
1210 * testsuite/gcc.dg/graphite/interchange-1.c: Un-XFAIL.
1211 * testsuite/gcc.dg/graphite/interchange-2.c: Un-XFAIL.
1212 * testsuite/gcc.dg/graphite/interchange-3.c: Un-XFAIL.
1213 * testsuite/gcc.dg/graphite/interchange-4.c: Un-XFAIL.
1214 * testsuite/gcc.dg/graphite/interchange-7.c: Un-XFAIL.
1215 * testsuite/gcc.dg/graphite/scop-matmult.c: Un-XFAIL.
1216 * testsuite/gfortran.dg/graphite/id-13.f: New.
1217 * testsuite/gfortran.dg/graphite/id-5.f: New.
1218
12192009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1220
1221 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not
1222 check that nb_reductions_in_loop is zero.
1223 * graphite-scop-detection.c (harmful_stmt_in_bb): Don't filter out
1224 reduction phi nodes.
1225 (nb_reductions_in_loop): Removed.
1226 (graphite_can_represent_loop): Do not call nb_reductions_in_loop.
1227 * graphite-sese-to-poly.c (phi_node_is_iv): Removed.
1228 (bb_contains_non_iv_scalar_phi_nodes): Removed.
1229 (scop_contains_non_iv_scalar_phi_nodes): Removed.
1230 (build_poly_scop): Do not call scop_contains_non_iv_scalar_phi_nodes.
1231
12322009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1233
1234 * graphite-clast-to-gimple.c (build_cloog_prog): Do not code generate
1235 statements that have an empty iteration domain.
1236 * testsuite/gfortran.dg/graphite/id-16.f: New.
1237
12382009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1239
1240 * tree-scalar-evolution.c (instantiate_scev_1): Return
1241 chrec_dont_know when the result is not above instantiate_below.
1242 * graphite-scop-detection.c (scopdet_basic_block_info): Fix formatting.
1243 * graphite-sese-to-poly.c (create_linear_expr_from_tree): Assert that
1244 the tree has a known scalar evolution.
1245 * testsuite/gfortran.dg/graphite/id-14.f: New.
1246 * testsuite/gfortran.dg/graphite/id-15.f: New.
1247
12482009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1249
1250 * sese.c (rename_variables_in_stmt): Pass in an extra parameter
1251 insert_gsi.
1252 (rename_variables): Keep inserting renames after the ones already
1253 inserted.
1254
12552009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1256
1257 * graphite-sese-to-poly.c (compare_bb_depths): New.
1258 (graphite_sort_dominated_info): New.
1259 (build_scop_bbs_1): Call graphite_sort_dominated_info.
1260 (build_scop_scattering): Fix comment.
1261
12622009-07-28 Sebastian Pop <sebastian.pop@amd.com>
1263
1264 * graphite.c (graphite_finalize): Call print_loops instead of
1265 dump_function_to_file.
1266 * testsuite/gcc.dg/graphite/graphite.exp: Fix formatting.
1267 * testsuite/gcc.dg/graphite/pr35356-1.c: New. Look for the number of
1268 loops generated in the graphite output file.
1269 * testsuite/gcc.dg/graphite/pr35356-2.c: New.
1270 * testsuite/gcc.dg/graphite/pr35356-3.c: New. XFAILed for now.
1271 * testsuite/gfortran.dg/graphite/id-12.f: New.
1272
12732009-07-24 Li Feng <nemokingdom@gmail.com>
1274
1275 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c:
1276 Remove 2 XFAIL.
1277
12782009-07-24 Li Feng <nemokingdom@gmail.com>
1279 Tobias Grosser <grosser@fim.uni-passau.de>
1280
1281 * graphite-sese-to-poly.c (pdr_add_alias_set): Use data reference's
1282 alias set number build alias in ACCESSES polyhedron.
1283 (build_alias_set_for_drs): New.
1284 (build_pbb_drs): Added build_alias_set_for_drs.
1285 * graphite-dependences.c (poly_drs_may_alias_p): New.
1286 (graphite_carried_dependence_level_k): Check alias information
1287 before building polyhedron.
1288
12892009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1290
1291 * Makefile.in (lambda-code.o): Fix formatting.
1292
12932009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
1294
1295 * Merge from mainline (r149350-149952)
1296
12972009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1298
1299 * graphite-poly.c (apply_poly_transforms): Move strip_mine
1300 before interchange to prepare for loop blocking.
1301
13022009-07-18 Tobias Grosser <grosser@fim.uni-passau.de>
1303
1304 * graphite-poly.c (apply_poly_transforms): Add checks after every
1305 transformation.
1306 * graphite-sese-to-poly.c (build_poly_scop): Remove check, as already
1307 done in apply_poly_transforms.
1308
13092009-07-17 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1310
1311 * graphite-dependences.c (build_lexicographically_gt_constraint):
1312 Replace RES parameter with *RES.
1313 (dependence_polyhedron_1): Pass an address of the parameter RES
1314 instead of value of RES.
1315
13162009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1317
1318 * graphite.c (graphite_finalize): Fix comment.
1319 (graphite_transform_loops): Reset scev info after code generation
1320 of each scop.
1321
13222009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1323
1324 * graphite.c (graphite_finalize): Call scev_reset.
1325
13262009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1327
1328 * graphite-clast-to-gimple.c (compute_cloog_iv_types): Do not create
1329 GBB_CLOOG_IV_TYPES hash table twice.
1330 * graphite-sese-to-poly.c (free_gimple_bb): Call free_data_refs.
1331 (add_condition_to_domain): Clear GMP values.
1332
13332009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1334
1335 * graphite-dependences.c: Fix formatting.
1336 * graphite-poly.c (free_poly_dr): Also free PDR_DATA_CONTAINER.
1337 (pbb_number_of_iterations): Free ppl_Linear_Expression.
1338 * graphite-sese-to-poly.c: Fix formatting.
1339 * graphite.c (graphite_transform_loops): Create the hash table
1340 after the early return.
1341
13422009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1343
1344 * testsuite/gcc.dg/graphite/id-14.c: New.
1345 * testsuite/gcc.dg/graphite/pr40157.c: New.
1346 * testsuite/gfortran.dg/graphite/id-11.f: New.
1347
13482009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1349
1350 * graphite-sese-to-poly.c (nb_pbbs_in_loops): New.
1351 (build_poly_scop): Return false when there are no pbbs within
1352 loops to avoid to pass to cloog scops with no loops.
1353
13542009-07-16 Sebastian Pop <sebastian.pop@amd.com>
1355
1356 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Avoid
1357 useless test "i % 2".
1358 (build_pbb_scattering_polyhedrons): Fix formatting.
1359 (build_poly_dr): Same.
1360 * graphite.c (graphite_transform_loops): Restructure.
1361
13622009-07-14 Razya Ladelsky <razya@il.ibm.com>
1363
1364 * tree-ssa-loop-manip.c (rewrite_phi_with_iv): Remove
1365 reduction_list parameter.
1366 (rewrite_all_phi_nodes_with_iv): Same.
1367 (canonicalize_loop_ivs): Same.
1368 * tree-parloops.c (struct brli): Removed.
1369 (build_reduction_list_info): Removed.
1370 (build_new_reduction): New.
1371 (analyze_reduction_list): Removed.
1372 (gather_scalar_reductions): Find reductions instead of phi
1373 nodes that can't be canonicalized.
1374 (try_create_reduction_list): Remove reduction_list parameter.
1375 (gen_parallel_loop): Same.
1376 (parallelize_loops): Remove analyze_reductions variable,
1377 initialization and free.
1378 Change reduction_list htab initialization to reduction_info
1379 elements instead of ssa names.
1380 Call try_create_reduction_list and gen_parallel_loop without
1381 analyzed_reduction argument.
1382 * graphite-clast-to-gimple (graphite_loop_normal_form): Call
1383 canonicalize_loop_ivs with one less argument.
1384 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
1385
13862009-07-14 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1387
1388 * graphite-dependences.c (new_poly_dr_pair): New.
1389 (dependence_polyhedron): Renamed into dependence_polyhedron_1.
1390 (new_poly_dr_pair): New.
1391 (eq_poly_dr_pair_p): New.
1392 (hash_poly_dr_pair_p): New.
1393 * graphite-dependences.h (struct poly_dr_pair): New.
1394 (eq_poly_dr_pair_p): Declared.
1395 (hash_poly_dr_pair_p): Declared.
1396 * graphite-poly.c (new_scop): Initialize SCOP_ORIGINAL_PDR_PAIRS.
1397 (free_scop): Free SCOP_ORIGINAL_PDR_PAIRS.
1398 * graphite-poly.h (struct scop): Add original_pdr_pairs field.
1399 * Makefile.in (graphite-poly.o): Add dependence on
1400 graphite-dependences.h.
1401
14022009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1403
1404 * graphite-scop-detection.c (graphite_can_represent_scev): Do not let
1405 polynomials of degree > 1 pass to Graphite.
1406 * tree-chrec.c (scev_is_linear_expression): Call
1407 evolution_function_is_affine_multivariate_p.
1408 * testsuite/gfortran.dg/graphite/id-10.f90: New.
1409
14102009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1411
1412 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop):
1413 Instantiate scevs varying in outer loops.
1414 * testsuite/gfortran.dg/graphite/id-9.f: Correct testcase.
1415
14162009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1417
1418 * graphite-sese-to-poly.c (build_loop_iteration_domains): Do not insert
1419 redundant constraint.
1420
14212009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1422
1423 * testsuite/gcc.dg/graphite/graphite.exp: Fix comments.
1424 * testsuite/gfortran.dg/graphite/graphite.exp: Trigger actions
1425 based on the file names as in the C testsuite.
1426 * testsuite/gfortran.dg/graphite/block-1.f90: Fix patterns.
1427 * testsuite/gfortran.dg/graphite/block-2.f: Same.
1428 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
1429 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
1430 * testsuite/gfortran.dg/graphite/id-1.f90: Same.
1431 * testsuite/gfortran.dg/graphite/id-2.f90: Same.
1432 * testsuite/gfortran.dg/graphite/id-3.f90: Same.
1433 * testsuite/gfortran.dg/graphite/id-4.f90: Same.
1434 * testsuite/gfortran.dg/graphite/id-6.f: Same.
1435 * testsuite/gfortran.dg/graphite/id-9.f: Same.
1436 * testsuite/gfortran.dg/graphite/interchange-1.f: Same.
1437 * testsuite/gfortran.dg/graphite/interchange-2.f: Same.
1438 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
1439
14402009-07-14 Sebastian Pop <sebastian.pop@amd.com>
1441
1442 * sese.c (expand_scalar_variables_call): New.
1443 (expand_scalar_variables_ssa_name): Handle calls in expander.
1444
14452009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1446
1447 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c:
1448 Expect to see the pattern twice.
1449 * testsuite/gcc.dg/graphite/interchange-0.c: Un-XFAIL.
1450 * testsuite/gcc.dg/graphite/interchange-5.c: Same.
1451 * testsuite/gcc.dg/graphite/interchange-6.c: Same.
1452
14532009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1454
1455 * testsuite/gcc.dg/graphite/id-10.c: New.
1456 * testsuite/gcc.dg/graphite/id-12.c: New.
1457 * testsuite/gfortran.dg/graphite/id-7.f: New.
1458 * testsuite/gfortran.dg/graphite/id-8.f: New.
1459
14602009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1461
1462 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix division by
1463 zero.
1464
14652009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1466
1467 * sese.c (rename_variables_in_stmt): Call fold_convert during renaming.
1468
14692009-07-13 Sebastian Pop <sebastian.pop@amd.com>
1470
1471 * sese.c (expand_scalar_variables_stmt): Avoid unnecessary expansion.
1472
14732009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1474
1475 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Fix order of
1476 building PDR subscripts.
1477
14782009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1479
1480 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Fix the
1481 computation of array sizes.
1482
14832009-07-10 Sebastian Pop <sebastian.pop@amd.com>
1484
1485 * graphite-sese-to-poly.c (add_param_constraints): Disabled.
1486
14872009-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
1488
1489 * graphite-dependences.c (map_into_dep_poly, map_dr_into_dep_poly,
1490 build_pairwise_constraint, dr_equality_constraints,
1491 build_pairwise_scheduling_equality,
1492 build_pairwise_scheduling_inequality, lexicographically_gt_p,
1493 build_lexicographically_gt_constraint, dependence_polyhedron,
1494 graphite_legal_transform_dr, graphite_carried_dependence_level_k):
1495 Move from NNC_Polyhedron to C_Polyhedron.
1496 * graphite-interchange.c (compute_array_size_poly,
1497 gather_access_strides): Dito.
1498 * graphite-poly.c (apply_poly_transforms, new_poly_dr, free_poly_bb,
1499 free_scop, pbb_number_of_iterations): Dito.
1500 * graphite-poly.h (struct poly_dr, pdr_nb_subscripts, struct poly_bb,
1501 pbb_dim_iter_domain, struct scop): Dito.
1502 * graphite-ppl.c (new_Constraint_System_from_Cloog_Matrix,
1503 new_Cloog_Domain_from_ppl_Polyhedron,
1504 new_Cloog_Domain_from_ppl_Pointset_Powerset, ppl_set_coef_gmp,
1505 ppl_insert_dimensions_pointset, ppl_insert_dimensions_pointset,
1506 ppl_strip_loop, ppl_strip_loop, ppl_print_polyhedron_matrix,
1507 ppl_print_powerset_matrix, debug_ppl_polyhedron_matrix,
1508 debug_ppl_powerset_matrix, ppl_read_polyhedron_matrix): Dito.
1509 * graphite-ppl.h (ppl_Pointset_Powerset_C_Polyhedron_t,
1510 new_C_Polyhedron_from_Cloog_Matrix, ppl_print_powerset_matrix,
1511 debug_ppl_powerset_matrix, ppl_insert_dimensions_pointset): Dito.
1512 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons,
1513 build_loop_iteration_domains, ppl_constraint_type_from_tree_code,
1514 add_condition_to_domain, add_condition_to_pbb, build_scop_context,
1515 build_scop_iteration_domain, build_poly_dr): Dito
1516
15172009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1518
1519 * testsuite/gcc.dg/graphite/graphite.exp: Added a rule to execute
1520 run-id-*.c files.
1521 * testsuite/gcc.dg/graphite/run-id-1.c: New.
1522
15232009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1524
1525 * graphite-sese-to-poly.c (build_loop_iteration_domains): Add the
1526 positivity constraint on the symbolic number of iterations.
1527
15282009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1529
1530 * graphite-sese-to-poly.c (build_loop_iteration_domains): Rewrite.
1531
15322009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1533 Tobias Grosser <grosser@fim.uni-passau.de>
1534
1535 * graphite-clast-to-gimple.c (build_scop_context): Removed.
1536 (build_cloog_prog): Directly use SCOP_CONTEXT.
1537 * graphite-poly.c (new_scop): Initialize SCOP_CONTEXT.
1538 (free_scop): Free SCOP_CONTEXT.
1539 (print_scop_context): New.
1540 (print_scop): Call print_scop_context.
1541 (debug_scop_context): New.
1542 * graphite-poly.h (print_scop_context, debug_scop_context): Declared.
1543 (struct scop): Added field context.
1544 (SCOP_CONTEXT): New.
1545 * graphite-sese-to-poly.c (add_param_constraints): New.
1546 (build_scop_context): New.
1547 (build_poly_scop): Call build_scop_context.
1548
15492009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1550
1551 * graphite-clast-to-gimple.c (gmp_cst_to_tree): Moved...
1552 * graphite-ppl.c (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): New.
1553 (ppl_set_inhomogeneous, ppl_set_coef): Moved...
1554 * graphite-ppl.h: Include double-int.h and tree.h.
1555 (ppl_set_inhomogeneous_gmp, ppl_set_coef_gmp): Declared.
1556 (ppl_set_inhomogeneous, ppl_set_coef): ...here.
1557 (gmp_cst_to_tree): ...here. Reimplemented using mpz_get_double_int.
1558 (tree_int_to_gmp, ppl_set_inhomogeneous_tree, ppl_set_coef_tree): New.
1559
15602009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1561
1562 * graphite-clast-to-gimple.c (clast_to_gcc_expression_red): Generate
1563 POINTER_PLUS_EXPR for pointer types.
1564 (clast_to_gcc_expression): Same.
1565
15662009-07-09 Sebastian Pop <sebastian.pop@amd.com>
1567
1568 * graphite-poly.c (print_scattering_function): Early return when
1569 PBB_TRANSFORMED_SCATTERING is not initialized.
1570 (print_pbb_domain): Early return when PBB_DOMAIN is not initialized.
1571
15722009-07-08 Sebastian Pop <sebastian.pop@amd.com>
1573
1574 * tree-parloops.c (analyze_reduction_list): Remove unused variable
1575 to fix bootstrap.
1576
15772009-07-08 Razya Ladelsky <razya@il.ibm.com>
1578
1579 * tree-parloops.c (analyze_reduction_list): Change return
1580 value to void.
1581 (try_create_reduction_list): Move the call to
1582 analyze_reduction_list to the beginining.
1583 Call reduction_phi with analyzed_reductions as argument
1584 instead of reduction_list.
1585
15862009-07-08 Tobias Grosser <grosser@fim.uni-passau.de>
1587
1588 * Merge from mainline (r148296:149346)
1589
15902009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1591
1592 * graphite-scop-detection.c (graphite_can_represent_init): New.
1593 (graphite_can_represent_scev): Call graphite_can_represent_init:
1594 check that the initial value does not contain multiplications of
1595 parameters.
1596 (stmt_has_simple_data_refs_p): New.
1597 (stmt_simple_for_scop_p): Call stmt_simple_for_scop_p.
1598 (is_simple_operand): Fix formatting.
1599 * graphite-sese-to-poly.c (try_generate_gimple_bb): Fix formatting.
1600
16012009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1602
1603 * testsuite/gcc.dg/graphite/id-13.c: New.
1604 * graphite-sese-to-poly.c (graphite_stmt_p): Do not call
1605 analyze_scalar_evolution, use scalar_evolution_in_region.
1606 (scan_tree_for_params_right_scev): Add extra assert.
1607 (parameter_index_in_region_1): Split from parameter_index_in_region.
1608 (idx_record_params): Use scalar_evolution_in_region.
1609 (find_params_in_bb): Same.
1610 (find_scop_parameters): Same.
1611 (build_loop_iteration_domains): Same.
1612 (create_linear_expr_from_tree): Same.
1613 * sese.c (scalar_evolution_in_region): New.
1614 * sese.h (scalar_evolution_in_region): Declared.
1615 (defined_in_sese_p): New.
1616 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
1617 static anymore.
1618 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
1619 Declared.
1620
16212009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1622
1623 * Makefile.in: Replace dependences on tree-chrec.h with SCEV_H.
1624 TREE_DATA_REF_H also implies SCEV_H.
1625
16262009-07-07 Sebastian Pop <sebastian.pop@amd.com>
1627
1628 * graphite-poly.c (print_scop_params): New.
1629 (print_scop): Call print_scop_params.
1630 (debug_scop_params): New.
1631 * graphite-poly.h (print_scop_params, debug_scop_params): Declared.
1632
16332009-07-07 Li Feng <nemokingdom@gmail.com>
1634
1635 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-4.c: New.
1636 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-5.c: New.
1637 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-6.c: New.
1638 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-7.c: New.
1639 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-8.c: New.
1640 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-9.c: New.
1641
16422009-07-07 Li Feng <nemokingdom@gmail.com>
1643
1644 * graphite-clast-to-gimple.c (mark_loops_parallel): Dump information
1645 for dependency checking part.
1646 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Add
1647 tests for dependency checking.
1648 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1649 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1650 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Add
1651 flag -fdump-tree-graphite-all for autopar testsuites.
1652
16532009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1654
1655 * Makefile.in (tree-ssa-loop-manip.o): Depends on langhooks.h.
1656 * tree-parloops.c (rewrite_phi_with_iv, rewrite_all_phi_nodes_with_iv,
1657 canonicalize_loop_ivs): Moved...
1658 * tree-ssa-loop-manip.c: ... here. Include langhooks.h.
1659
16602009-07-06 Sebastian Pop <sebastian.pop@amd.com>
1661
1662 * tree-parloops.c (try_create_reduction_list): Pass an extra
1663 argument analyzed_reductions. Call analyze_reduction_list.
1664 (gen_parallel_loop): Do not call analyze_reduction_list.
1665 (parallelize_loops): Init and finalize analyzed_reductions.
1666
16672009-07-06 Li Feng <nemokingdom@gmail.com>
1668
1669 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
1670 Added flag -fno-loop-strip-mine for autopar testcase.
1671
16722009-07-04 Li Feng <nemokingdom@gmail.com>
1673
1674 * graphite-dependences.c (graphite_carried_dependence_level_k): Use
1675 transformed scattering dimension instead of unmatch orignal when
1676 calling dependence_polyhedron.
1677
16782009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1679
1680 * opts.c (decode_options): Enable flag_loop_strip_mine at -O2.
1681
16822009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1683
1684 * graphite-poly.c (pbb_number_of_iterations): Check for returned
1685 value 1 from ppl_Pointset_Powerset_NNC_Polyhedron_maximize.
1686
16872009-06-30 Sebastian Pop <sebastian.pop@amd.com>
1688
1689 * graphite-blocking.c (pbb_strip_mine_profitable_p): New.
1690 (pbb_do_strip_mine): Call pbb_strip_mine_profitable_p.
1691 * graphite-poly.c (pbb_number_of_iterations): New.
1692 * graphite-poly.h (pbb_number_of_iterations): Declared.
1693 (pbb_iterator_dim, pbb_parameter_dim): New.
1694
16952009-06-29 Sebastian Pop <sebastian.pop@amd.com>
1696
1697 * graphite-clast-to-gimple.c (graphite_create_new_loop): Revert the
1698 last commit on type of lower and upper bound of loops.
1699
17002009-06-29 Li Feng <nemokingdom@gmail.com>
1701
1702 * Makefile.in (graphite-clast-to-gimple.o): Added dependence on
1703 graphite-dependences.h.
1704 * graphite-clast-to-gimple.c (new_bb_pbb_def): New.
1705 (mark_bb_with_pbb): New.
1706 (get_stmtfor_depth): New.
1707 (find_pbb_via_hash): New.
1708 (dependency_in_loop_p): New.
1709 (mark_loops_parallel): New.
1710 (free_aux_in_new_loops): New.
1711 (translate_clast): Add parameter BB_PBB_MAPPING. Mark newly created
1712 bb with it's relevant pbb. Mark newly created loops. Remove mark
1713 innermost loop parallel without checking.
1714 (gloog): Add parameter BB_PBB_MAPPING.
1715 * graphite-clast-to-gimple.h (struct bb_pbb_def): New.
1716 (gloog): Change declaration.
1717 (mark_loop_parallel): Make extern.
1718 (free_aux_in_new_loops): Declare.
1719 (bb_pbb_map_hash): New.
1720 (eq_bb_pbb_map): New.
1721 * graphite.c (graphite_transform_loops): Added BB_PBB_MAPPING. Trigger
1722 auto parallelization when flag_graphite_force_parallel is set.
1723 (graphite_finalize): Added free_aux_in_new_loops.
1724 * tree-parloops.c (parallelize_loops): Only generate parallel code for
1725 the innermost loop that marked parallel. Use
1726 flag_graphite_force_parallel instead of loop->can_be_parallel.
1727 (loop_parallel_p): Move inner most checking out of function.
1728
17292009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1730
1731 * graphite-clast-to-gimple.c (graphite_create_new_loop): Make the
1732 type of lower and upper bound of loops signed long int.
1733
17342009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1735
1736 * cfgloopmanip.c (create_empty_loop_on_edge): Gimplify the loop exit
1737 expression outside the loop.
1738
17392009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1740
1741 * gcc.dg/graphite/interchange-8.c: New.
1742
17432009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1744
1745 * gcc.dg/graphite/interchange-0.c: XFailed.
1746 * gcc.dg/graphite/interchange-5.c: XFailed.
1747 * gcc.dg/graphite/interchange-6.c: XFailed.
1748
17492009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1750
1751 * graphite-interchange.c (compute_array_size_poly): The end of the
1752 recursion should return 1.
1753
17542009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1755
1756 * graphite-interchange.c (compute_array_size_cstr): Allow the
1757 subscript multiplier to be -1.
1758 (compute_array_size): Use PDR_DATA_CONTAINER and not PDR_ACCESSES.
1759 * graphite-poly.c (new_poly_dr): Takes an extra argument for the
1760 data_container. Initializes PDR_DATA_CONTAINER.
1761 (print_pdr_access_layout): New.
1762 (print_pdr): Call print_pdr_access_layout. Print PDR_DATA_CONTAINER.
1763 * graphite-poly.h (struct poly_dr): Adjust comment. Add a new field
1764 data_container.
1765 (PDR_DATA_CONTAINER): New.
1766 (new_poly_dr): Update declaration.
1767 * graphite-sese-to-poly.c (pdr_add_data_dimensions): New.
1768 (build_poly_dr): Call pdr_add_data_dimensions.
1769
17702009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1771
1772 * graphite-poly.h (struct poly_dr): Fix comment.
1773 * graphite-sese-to-poly.c (pdr_add_alias_set): New.
1774 (pdr_add_memory_accesses): New.
1775 (build_poly_dr): Call pdr_add_memory_accesses and pdr_add_alias_set.
1776
17772009-06-26 Sebastian Pop <sebastian.pop@amd.com>
1778
1779 * graphite-poly.c (print_pdrs, debug_pdrs): New.
1780 (print_pbb): Add call to print_pdrs.
1781 * graphite-poly.h (print_pdrs, debug_pdrs): Declared.
1782
17832009-06-24 Konrad Trifunovic <konrad.trifunovic@gmail.com>
1784 Li Feng <nemokingdom@gmail.com>
1785
1786 * graphite-dependences.c (graphite_carried_dependence_level_k): New.
1787 (dependency_between_pbbs_p): New.
1788 (lexicographically_gt_p): Assure !empty_p before polyhedron
1789 intersection assign.
1790 (build_lexicographically_gt_constraint): Correct lexicographically
1791 judging.
1792 * graphite-dependences.h: New.
1793 * Makefile.in (graphite-dependences.o): Add graphite-dependences.h.
1794
17952009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1796
1797 * graphite-clast-to-gimple.c (print_clast_stmt): New.
1798 (gloog): Print to dump_file the generated clast.
1799 * graphite-clast-to-gimple.h (print_clast_stmt): Declared.
1800 * graphite-interchange.c (pbb_do_interchange): Fix dump formatting.
1801
18022009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1803
1804 * graphite-poly.c (extend_scattering): Increment
1805 PBB_NB_LOCAL_VARIABLES by the number of added dimensions.
1806
18072009-06-24 Sebastian Pop <sebastian.pop@amd.com>
1808
1809 * graphite-interchange.c (compute_array_size_poly): Added exit of
1810 recursion condition. Continue iterating even after the first equality.
1811 (compute_array_size): Same.
1812
18132009-06-24 Li Feng <nemokingdom@gmail.com>
1814
1815 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: Update
1816 -fdump-tree-final_cleanup to -fdump-tree-optimized.
1817 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: Ditto.
1818 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: Ditto.
1819 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: Ditto.
1820
18212009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1822
1823 * sese.c (expand_scalar_variables_stmt): Expand scalar variables
1824 only when the use verifies is_gimple_reg.
1825
18262009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1827
1828 * graphite-clast-to-gimple.c (build_cloog_prog): Fix memory corruption.
1829 Allocate scaldims after call to unify_scattering_dimensions.
1830
18312009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1832
1833 * graphite-clast-to-gimple.c (translate_clast): Fix memory leak.
1834
18352009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1836 Albert Cohen <albert.cohen@inria.fr>
1837
1838 * graphite-blocking.c (pbb_strip_mine_loop_depth): Do not use local
1839 variables for the strip mining.
1840
18412009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1842 Pranav Garg <pranav.garg2107@gmail.com>
1843
1844 * Makefile.in (OBJS-common): Added graphite-blocking.o.
1845 (graphite-sese-to-poly.o): Moved down to be in lexicographical order.
1846 (graphite-blocking.o): New rule.
1847 (graphite-poly.o, graphite-ppl.o): Moved to be in lexicographical order.
1848 * graphite-blocking.c: New.
1849 * graphite-poly.c (apply_poly_transforms): Call scop_do_strip_mine for
1850 flag_loop_strip_mine.
1851 (psct_scattering_dim_for_loop_depth): New.
1852 * graphite-poly.h (scop_do_strip_mine): Declared.
1853 (psct_add_local_variable): Increment PBB_NB_LOCAL_VARIABLES.
1854 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when using
1855 flag_loop_strip_mine.
1856
18572009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1858
1859 * graphite-poly.c (extend_scattering): Avoid initializing and freeing
1860 a GMP value and a PPL coefficient at each iteration of a loop.
1861
18622009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1863
1864 * graphite-dependences.c (dependence_polyhedron): Do not use
1865 pbb_nb_scattering_dims anymore. Use pbb_nb_scattering_orig and
1866 pbb_nb_scattering_transform.
1867 (graphite_legal_transform_dr): Same.
1868 * graphite-poly.c (extend_scattering): Same.
1869 (unify_scattering_dimensions): Same.
1870 (print_scattering_function): Same.
1871 (new_poly_bb): Initialize PBB_NB_SCATTERING_TRANSFORM and
1872 PBB_NB_LOCAL_VARIABLES.
1873 * graphite-poly.h (pbb_nb_scattering): Removed declaration.
1874 (struct poly_bb): Added nb_local_variables and nb_scattering_transform.
1875 (PBB_NB_LOCAL_VARIABLES, PBB_NB_SCATTERING_TRANSFORM): New.
1876 (pbb_nb_scattering_orig, pbb_nb_scattering_transform): New.
1877 (pbb_nb_scattering_dims, pbb_nb_scattering): Removed.
1878 (pbb_nb_scattering_transform): New.
1879 (pbb_nb_local_vars): Return PBB_NB_LOCAL_VARIABLES.
1880 (psco_scattering_dim): Add assert on parameters.
1881 (psct_scattering_dim): Same.
1882 (psct_scattering_dim_for_loop_depth): Declared.
1883 (psct_local_var_dim): New.
1884 (psco_iterator_dim, psco_parameter_dim): Add assert on parameters.
1885 (psct_iterator_dim, psct_parameter_dim): Same. To maintain the
1886 correct layout, call pbb_nb_local_vars.
1887 (psct_add_local_variable, psct_add_scattering_dimension): New.
1888 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
1889 Initialize PBB_NB_SCATTERING_TRANSFORM.
1890
18912009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1892
1893 * graphite-ppl.c (set_inhomogeneous): Renamed ppl_set_inhomogeneous.
1894 (set_coef): Renamed ppl_set_coef.
1895 * graphite-ppl.h (ppl_set_inhomogeneous, ppl_set_coef): Declared.
1896
18972009-06-23 Sebastian Pop <sebastian.pop@amd.com>
1898
1899 * graphite-dependences.c (build_pairwise_scheduling_inequality): Don't
1900 test a boolean against 1.
1901 * graphite-interchange.c (pbb_interchange_loop_depths): Do not build
1902 a new polyhedron for the PBB_TRANSFORMED_SCATTERING.
1903 (pbb_do_interchange): Returns true when a transform has been performed.
1904 (scop_do_interchange): Same.
1905 * graphite-poly.c (apply_poly_transforms): Use the return value of
1906 scop_do_interchange.
1907 * graphite-poly.h (scop_do_interchange): Update declaration.
1908
19092009-06-23 Tobias Grosser <grosser@fim.uni-passau.de>
1910
1911 * graphite-clast-to-gimple.c (gloog): Reset loop->aux right
1912 after last use.
1913 * sese.c (sese_reset_aux_in_loops): New.
1914 * sese.h (sese_reset_aux_in_loops): New.
1915
19162009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1917
1918 * graphite-sese-to-poly.c (scan_tree_for_params_int): Pass in the
1919 multiplier and multiply the constant by the multiplier.
1920 (scan_tree_for_params): Bound the multiplier to its MULT_EXPR.
1921 (build_poly_dr): Do not use the multiplier to define the subscript.
1922
19232009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1924
1925 * graphite-poly.c (new_poly_dr): Pass an extra argument for the
1926 compiler's data reference. Initialize PDR_CDR.
1927 (print_pdr): Call dump_data_reference.
1928 * graphite-poly.h (struct poly_dr): Rename black_box into pbb.
1929 Add compiler_dr field.
1930 (PDR_BB): Renamed PDR_PBB.
1931 (PDR_CDR): New.
1932 * graphite-sese-to-poly.c (build_poly_dr): Pass to new_poly_dr
1933 GCC's data reference representation.
1934 * tree-data-ref.c (debug_data_references, debug_data_reference): New.
1935 * tree-data-ref.h (debug_data_references, debug_data_reference): Decl.
1936
19372009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1938
1939 * graphite-poly.c (print_scattering_function): Also print the layout.
1940 * graphite-poly.h (pbb_nb_local_vars): New.
1941
19422009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1943
1944 * graphite-poly.c (print_pbb_domain): Also print the layout names.
1945
19462009-06-19 Sebastian Pop <sebastian.pop@amd.com>
1947
1948 * graphite-poly.c (print_pdr, debug_pdr): New.
1949 * graphite-poly.h (print_pdr, debug_pdr): Declared.
1950 (PDR_BASE): Removed.
1951
19522009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1953
1954 * gcc/testsuite/gcc.dg/graphite/interchange-{1..7}.c: New avatars of
1955 ltrans-{1..6,8}.c.
1956
19572009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1958
1959 * graphite-interchange.c (compute_subscript): Allow also -1 in the
1960 subscript identification column.
1961 (pbb_do_interchange): Print to dump_file that some loops "will be
1962 interchanged". Rely on that chain of characters in the testcases.
1963 * gcc.dg/graphite/interchange-0.c: New.
1964 * gcc.dg/graphite/graphite.exp: Iterate over the testsuite
1965 interchange-*.c files and compile them with -floop-interchange.
1966
19672009-06-18 Pranav Garg <pranav.garg2107@gmail.com>
1968
1969 * graphite-interchange.c (interchange_profitable_p): Renamed
1970 pbb_interchange_profitable_p.
1971
19722009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1973 Harsha Jagasia <harsha.jagasia@amd.com>
1974 Pranav Garg <pranav.garg2107@gmail.com>
1975
1976 * graphite-interchange.c (interchange_profitable_p): Make static.
1977 (pbb_interchange_loop_depths, pbb_do_interchange,
1978 scop_do_interchange): New.
1979 * graphite-poly.c (apply_poly_transforms): Call scop_do_interchange
1980 for flag_loop_interchange.
1981 * graphite-poly.h (scop_do_interchange): Declared.
1982 * tree-ssa-loop.c (gate_graphite_transforms): Do not fail when
1983 flag_loop_interchange is used.
1984
19852009-06-18 Sebastian Pop <sebastian.pop@amd.com>
1986
1987 * graphite-dependences.c (dependence_polyhedron): Update use of
1988 pbb_nb_scattering_dims.
1989 * graphite-poly.h (pbb_nb_scattering_dims): Do not pass SCOP.
1990 (pbb_nb_scattering): Update use of pbb_nb_scattering_dims.
1991 (psco_scattering_dim, psct_scattering_dim, psco_iterator_dim,
1992 psct_iterator_dim, psco_parameter_dim, psct_parameter_dim): New.
1993
19942009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1995
1996 * graphite.c: Cleanup foo.
1997
19982009-06-16 Sebastian Pop <sebastian.pop@amd.com>
1999
2000 * Merge from mainline (r143684:148293).
2001 * Disabled libpcp until it gets fixed.
2002
20032009-06-05 Sebastian Pop <sebastian.pop@amd.com>
2004 Harsha Jagasia <harsha.jagasia@amd.com>
2005
2006 * graphite-interchange.c: New.
2007 * Makefile.in (graphite-interchange.o): New.
2008 * graphite-poly.h (interchange_profitable_p): Declared.
2009 * graphite-ppl.h (value_max): New.
2010
20112009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2012
2013 * graphite-dependences.c (dependence_polyhedron): Use pdr_dim.
2014 * graphite-poly.h: Fix some comments.
2015 (pdr_dim): New.
2016 (pdr_scop): New.
2017
20182009-06-04 Sebastian Pop <sebastian.pop@amd.com>
2019
2020 * graphite-poly.h
2021 (pdr_accessp_nb_subscripts): Renamed pdr_nb_subscripts.
2022 (pdr_accessp_nb_iterators): Renamed pdr_dim_iter_domain.
2023 (pdr_accessp_nb_params): Renamed pdr_nb_params.
2024 (pdr_accessp_alias_set_dim): Renamed pdr_alias_set_dim.
2025 (pdr_accessp_subscript_dim): Renamed pdr_subscript_dim.
2026 (pdr_accessp_iterator_dim): Renamed pdr_iterator_dim.
2027 (pdr_accessp_param_dim): Renamed pdr_parameter_dim.
2028 (pbb_nb_loops): Renamed pbb_dim_iter_domain.
2029 * graphite-clast-to-gimple.c: Same.
2030 * graphite-dependences.c: Same.
2031 * graphite-poly.c: Same.
2032 * graphite-sese-to-poly.c: Same.
2033
20342009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2035
2036 * graphite-clast-to-gimple.c (build_iv_mapping): Insert full
2037 expressions for an IV rename, as returned by clast_to_gcc_expression.
2038 (copy_renames): Rename new_name to expr.
2039 * sese.c (debug_rename_elt): Same.
2040 (get_rename): Same.
2041 (set_rename): Same.
2042 (sese_adjust_liveout_phis): Call force_gimple_operand before using
2043 the information from the rename map.
2044 (rename_variables_in_stmt): Same.
2045 (add_loop_exit_phis): Rename new_name to expr.
2046 (insert_loop_close_phis): Same.
2047 (add_guard_exit_phis): Same. Call force_gimple_operand.
2048 * sese.h (struct rename_map_elt): Rename new_name to expr.
2049 (new_rename_map_elt): Same.
2050
20512009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2052
2053 * graphite-clast-to-gimple.c (build_iv_mapping): Use set_rename.
2054 * sese.c (set_rename): Make it extern.
2055 * sese.h (set_rename): Declared.
2056
20572009-06-03 Sebastian Pop <sebastian.pop@amd.com>
2058
2059 * graphite-poly.c (extend_scattering): Free values.
2060 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset):
2061 Free iterators.
2062 (ppl_print_powerset_matrix): Same.
2063 * graphite-scop-detection.c (free_scops_1): New.
2064 (limit_scops): Call free_scops_1.
2065 * graphite-sese-to-poly.c (build_scop_bbs_1): Free dom.
2066 (build_poly_dr): Free PPL coefficients.
2067 * tree-parloops.c (rewrite_all_phi_nodes_with_iv): Free bbs.
2068
20692009-06-02 Sebastian Pop <sebastian.pop@amd.com>
2070
2071 * graphite-dependences.c: New.
2072 * graphite-data-ref.c: Removed.
2073 * graphite-data-ref.h: Removed.
2074 * Makefile.in (graphite-data-ref.o): Removed.
2075 (graphite-dependences.o): Added.
2076 * graphite-clast-to-gimple.c: Remove dependence on graphite-data-ref.h.
2077 * graphite-poly.c: Same.
2078 Move the data dependence testing to graphite-dependences.c.
2079
20802009-05-19 Tobias Grosser <grosser@fim.uni-passau.de>
2081
2082 * graphite-scop-detection.c (graphite_can_represent_loop): Renamed
2083 from graphite_cannot_represent_loop. Code refactored.
2084 (scopdet_basic_block_info): Call graphite_can_represent_loop.
2085
20862009-05-17 Li Feng <nemokingdom@gmail.com>
2087
2088 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp:
2089 Cover all the testcases (not only the filtered ones).
2090
20912009-05-17 Tobias Grosser <grosser@fim.uni-passau.de>
2092
2093 * graphite-scop-detection.c (stmt_simple_for_scop_p): Remove
2094 unnecessary check. Update comments. Move check for REAL_TYPE here.
2095 (harmful_stmt_in_bb): Remove checks for conditions. This is already
2096 done in (stmt_simple_for_scop_p).
2097
20982009-05-14 Tobias Grosser <grosser@fim.uni-passau.de>
2099
2100 * graphite.c (print_global_statistics): New.
2101 (print_graphite_scop_statistic): New.
2102 (print_graphite_statistics): New.
2103 (graphite_initialize, graphite_transform_loops): Print statistics.
2104 * graphite-scop-detection (build_scops): Print statistics.
2105 (print_graphite_scop_statistics): New.
2106 (print_graphite_statistics): New.
2107
21082009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2109
2110 * graphite-clast-to-gimple.c (struct clast_name_index): Removed.
2111 (debug_clast_name_index): Removed.
2112 (debug_clast_name_indexes_1): Removed.
2113 (debug_clast_name_indexes): Removed.
2114 (clast_name_index_elt_info): Removed.
2115 (eq_clast_name_indexes): Removed.
2116 (clast_name_to_index): Removed.
2117 (new_clast_name_index): Removed.
2118 (save_clast_name_index): Removed.
2119 (save_var_name): Moved...
2120 (init_sese_params_index): Removed.
2121 (clast_name_to_gcc): Remove use of name_tree.
2122 (initialize_cloog_names): Same.
2123 (gloog): Do not call init_sese_params_index.
2124 * graphite-sese-to-poly.c (save_var_name): ...here.
2125 (parameter_index_in_region): New.
2126 * sese.c (new_sese): Initialize SESE_PARAMS_NAMES.
2127 (parameter_index_in_region): Removed.
2128 (is_parameter): Remove use of name_tree.
2129 * sese.h (struct name_tree): Removed.
2130 (struct sese): Remove use of name_tree. New field params_names.
2131 (SESE_PARAMS_NAMES): New.
2132 (SESE_PARAMS): Remove duplicate.
2133 (parameter_index_in_region): Removed.
2134 (sese_nb_params): Remove use of name_tree.
2135 (struct clast_name_index): New.
2136 (new_clast_name_index): New.
2137 (clast_name_to_index): New.
2138 (save_clast_name_index): New.
2139 (debug_clast_name_index): New.
2140 (debug_clast_name_indexes_1): New.
2141 (debug_clast_name_indexes): New.
2142 (clast_name_index_elt_info): New.
2143 (eq_clast_name_indexes): New.
2144
21452009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2146
2147 * graphite-clast-to-gimple.c (compute_cloog_iv_types_1): Call
2148 pbb_to_depth_to_oldiv. Remove call to oldiv_for_loop.
2149 (graphite_loop_normal_form): Do not pass region. Do not
2150 initialize SESE_OLDIVS.
2151 (build_graphite_loop_normal_form): Update call to
2152 graphite_loop_normal_form.
2153 * sese.c (debug_oldivs): Removed.
2154 (new_sese): Do not initialize SESE_OLDIVS.
2155 (free_sese): Do not free SESE_OLDIVS.
2156 (oldiv_for_loop): Removed.
2157 * sese.h (struct sese): Remove old_ivs.
2158 (SESE_OLDIVS): Removed.
2159 (oldiv_for_loop): Removed.
2160
21612009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2162
2163 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass newivs,
2164 remove ivstack. Remove call to loop_iv_stack_get_iv_from_name,
2165 replaced by a call to newivs_to_depth_to_newiv.
2166 (clast_to_gcc_expression): Pass newivs, remove ivstack.
2167 (clast_to_gcc_expression_red): Same.
2168 (gcc_type_for_clast_expr): Same.
2169 (gcc_type_for_clast_eq): Same.
2170 (graphite_translate_clast_equation): Same.
2171 (graphite_create_guard_cond_expr): Same.
2172 (graphite_create_new_guard): Same.
2173 (graphite_create_new_loop): Same.
2174 (build_iv_mapping): Same.
2175 (translate_clast): Same.
2176 (gloog): Same.
2177 (loop_iv_stack_patch_for_consts): Removed. *
2178 sese.c (iv_stack_entry_is_constant): Removed.
2179 (iv_stack_entry_is_iv): Removed.
2180 (loop_iv_stack_push_iv): Removed.
2181 (loop_iv_stack_insert_constant): Removed.
2182 (loop_iv_stack_pop): Removed.
2183 (loop_iv_stack_get_iv): Removed.
2184 (loop_iv_stack_get_iv_from_name): Removed.
2185 (debug_loop_iv_stack): Removed.
2186 (free_loop_iv_stack): Removed.
2187 (loop_iv_stack_remove_constants): Removed. *
2188 sese.h (iv_stack_entry_kind): Removed.
2189 (iv_stack_entry_data_union): Removed.
2190 (iv_stack_entry_struct): Removed.
2191 (iv_stack_entry_p): Removed.
2192 (debug_oldivs, debug_loop_iv_stack, loop_iv_stack_insert_constant,
2193 loop_iv_stack_get_iv_from_name, loop_iv_stack_push_iv,
2194 loop_iv_stack_get_iv, loop_iv_stack_remove_constants,
2195 loop_iv_stack_pop, free_loop_iv_stack): Removed.
2196 (gbb_loop_at_index): Fix indenting.
2197 (gbb_loop_index): Removed.
2198
21992009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2200
2201 * graphite-clast-to-gimple.c (clast_name_to_gcc): Do not use strcmp.
2202 Call clast_name_to_index.
2203
22042009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2205
2206 * graphite-clast-to-gimple.c (clast_name_to_gcc): Pass region,
2207 do not pass params. Get params from SESE_PARAMS.
2208 (clast_to_gcc_expression): Same.
2209 (clast_to_gcc_expression_red): Same.
2210 (gcc_type_for_clast_eq): Same.
2211 (graphite_translate_clast_equation): Same.
2212 (graphite_create_new_loop): Same.
2213 * sese.c (rename_variables_in_stmt): Fix comment.
2214
22152009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2216
2217 * graphite-clast-to-gimple.c (graphite_create_new_loop): Pass
2218 newivs_index.
2219 Call save_clast_name_index.
2220 (translate_clast): Pass newivs_index.
2221 (gloog): Create and free newivs_index.
2222
22232009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2224
2225 * graphite-clast-to-gimple.c (clast_name_index): New structure.
2226 (clast_name_index_p): New type.
2227 (debug_clast_name_index): New.
2228 (debug_clast_name_indexes_1): New.
2229 (debug_clast_name_indexes): New.
2230 (clast_name_index_elt_info): New.
2231 (eq_clast_name_indexes): New.
2232 (clast_name_to_index): New.
2233 (new_clast_name_index): New.
2234 (save_clast_name_index): New.
2235 (init_sese_params_index): New.
2236 (gloog): Call init_sese_params_index.
2237 * graphite-clast-to-gimple.h (debug_clast_name_indexes): Declared.
2238 * sese.c (new_sese): Initialize SESE_PARAMS_INDEX.
2239 (free_sese): Free SESE_PARAMS_INDEX.
2240 * sese.h (struct sese): Add params_index.
2241 (SESE_PARAMS_INDEX): New.
2242
22432009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2244
2245 * graphite-clast-to-gimple.c (newivs_to_depth_to_newiv): New.
2246 (graphite_create_new_loop): Pass the newivs vector. Push the
2247 newly created IV to newivs.
2248 (translate_clast): Pass the newivs vector.
2249 (gloog): Create and destroy the newivs vector.
2250
22512009-05-13 Sebastian Pop <sebastian.pop@amd.com>
2252
2253 * graphite-clast-to-gimple.c (pbb_to_depth_to_oldiv): New.
2254 (graphite_loop_normal_form): Initialize loop->aux with the unique
2255 IV that has been created.
2256
22572009-05-13 Tobias Grosser <grosser@fim.uni-passau.de>
2258
2259 * tree-chrec.c (evolution_function_right_is_integer_cst): Allow
2260 scev with parameters in the base part. They where forbidden
2261 exidently.
2262
22632009-05-11 Li Feng <nemokingdom@gmail.com>
2264
2265 * testsuite/gcc.dg/graphite/graphite.exp: Set different default
2266 compile options by file names.
2267 * testsuite/gcc.dg/graphite/block{0-6}.c: Remove dg-option line.
2268 * testsuite/gcc.dg/graphite/id-{1-9}.c: Ditto.
2269 * testsuite/gcc.dg/graphite/scop-{0-20}.c: Ditto.
2270 * testsuite/gcc.dg/graphite/scop-matmult.c: Ditto.
2271
22722009-05-08 Li Feng <nemokingdom@gmail.com>
2273
2274 * testsuite/gcc.dg/graphite/graphite_autopar/graphite_autopar.exp: New.
2275 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-1.c: New.
2276 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-2.c: New.
2277 * testsuite/gcc.dg/graphite/graphite_autopar/force-parallel-3.c: New.
2278
22792009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2280
2281 * graphite-scop-detection (build_scops_1): Fix little bug introduced
2282 by final cleanup.
2283
22842009-05-07 Tobias Grosser <grosser@fim.uni-passau.de>
2285
2286 * graphite-scop-detection.c (graphite_can_represent_scev): Only
2287 allow integer constant strides.
2288 (graphite_can_represent_expr): Depend on outermost_loop.
2289 (stmt_simple_memref_p, graphite_cannot_represent_loop,
2290 harmful_stmt_in_bb, is_simple_operand, stmt_simple_for_scop_p,
2291 build_scops_1): Same.
2292 (scopdet_basic_block_info): Same and insert layered SCoP
2293 detection.
2294 (try_generate_gimple_bb): Cleanup.
2295 (build_scops): Enable data references.
2296
2297 * testsuite/gcc.dg/graphite/id-5.c: New.
2298 * testsuite/gcc.dg/graphite/id-9.c: New.
2299 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
2300 * tree-chrec.h (evolution_function_right_is_integer_cst): New.
2301
23022009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2303
2304 * sese.c (expand_scalar_variables_ssa_name): Only build expressions,
2305 that we have not yet built for this SCoP.
2306
23072009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2308
2309 * sese.c (expand_scalar_variables_expr): Fix expand_scalar_variables
2310 for complex numbers.
2311
23122009-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
2313
2314 * graphite-ppl.c: Fix build if cloog is not available.
2315
23162009-05-04 Li Feng <nemokingdom@gmail.com>
2317
2318 * tree-parloops.c (loop_parallel_p): Remove construction of
2319 NITER and REDUCTION_LIST.
2320 (try_get_loop_niter): New.
2321 (try_create_reduction_list): New.
2322 (parallelize_loops): Bypass the failed checkings in autopar
2323 when can_be_parallel in loop structure is set to true.
2324
23252009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2326
2327 * testsuite/gcc.dg/graphite/id-6.c: Update testcase.
2328 * testsuite/gcc.dg/graphite/scop-3.c: Dito.
2329
23302009-05-01 Tobias Grosser <grosser@fim.uni-passau.de>
2331
2332 * graphite-scop-detection.c (stmt_simple_for_scop_p):
2333 Enable EQ_EXPR and NE_EXPR again.
2334
23352009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2336
2337 * graphite-scop-detection.c (graphite_can_represent_scev):
2338 Add check if scev is affine multivariate.
2339 (harmful_stmt_in_bb): Check if we can represent the conditions.
2340 (scopdet_basic_block_info (basic_block bb, VEC): Pass the loop to
2341 harmful_stmt_in_bb.
2342 * testsuite/gcc.dg/graphite/id-7.c: New.
2343
23442009-04-30 Tobias Grosser <grosser@fim.uni-passau.de>
2345
2346 * graphite-sese-to-poly.c (bb_contains_non_iv_scalar_phi_nodes):
2347 Check all bbs in region, not only the bbs that are represented in
2348 GRAPHITE.
2349 (build_poly_scop): Add newline.
2350 * testsuite/gcc.dg/graphite/id-8.c: New.
2351
23522009-04-30 Li Feng <nemokingdom@gmail.com>
2353
2354 * cfgloop.c (alloc_loop): Initialize can_be_parallel to false
2355 when loop initialize.
2356 * cfgloop.h (struct loop): Introduce flag can_be_parallel.
2357 * common.opt: Declare flag_graphite_force_parallel.
2358 * graphite-clast-to-gimple.c (translate_clast): Mark the innermost
2359 loop parallel.
2360 * graphite-poly.c (apply_poly_transforms): Introduce
2361 flag_graphite_force_parallel.
2362 * tree-ssa-loop.c (gate_graphite_transforms): ditto.
2363 * toplev.c (process_options): ditto and replace a not correctly
2364 encoded space.
2365
23662009-04-30 Li Feng <nemokingdom@gmail.com>
2367
2368 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts):
2369 Change the call of gbb_loop_at_index and/or gbb_loop_index due
2370 to the redefinition.
2371 (compute_cloog_iv_types_1): ditto.
2372 (build_iv_mapping): ditto.
2373 * graphite-sese-to-poly.c (new_gimple_bb): Remove GBB_LOOPS related
2374 initialization.
2375 (free_gimple_bb): Removed GBB_LOOPS related free part.
2376 (build_bb_loops): Removed.
2377 * sese.h (struct gimple_bb): Removed loops.
2378 (GBB_LOOPS): Removed.
2379 (gbb_loop_at_index): Instead of using GBB_LOOPS, we use sese instead.
2380 (gbb_loop_index): ditto.
2381
23822009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2383
2384 * graphite-scop-detection.c (graphite_can_represent_scev): Do not
2385 allow non constant strides.
2386 * testsuite/gcc.dg/graphite/scop-20.c: New.
2387
23882009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2389
2390 * graphite-scop-detection.c (dot_all_scops): Fix system call
2391 return value warning.
2392 (dot_scop): Same.
2393
23942009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2395
2396 * testsuite/gcc.dg/graphite/id-6.c: Fix pattern.
2397 * testsuite/gcc.dg/graphite/scop-3.c: Same.
2398
23992009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2400
2401 * graphite-poly.c (map_into_dep_poly, map_dr_into_dep_poly,
2402 build_pairwise_constraint, dr_equality_constraints,
2403 build_pairwise_scheduling_equality,
2404 build_pairwise_scheduling_inequality, lexicographically_gt_p,
2405 build_lexicographically_gt_constraint, dependence_polyhedron,
2406 graphite_legal_transform_dr, graphite_legal_transform_bb,
2407 graphite_legal_transform): New.
2408 * graphite-poly.h (graphite_legal_transform): Declared.
2409 * graphite-sese-to-poly.c (build_poly_scop): Call to
2410 graphite_legal_transform is disabled for the moment.
2411
24122009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2413
2414 * graphite-poly.h (pbb_nb_scattering_dims): New.
2415 (pbb_nb_scattering): Use it.
2416
24172009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2418
2419 * graphite-ppl.c (ppl_insert_dimensions_pointset): Add
2420 Pointset_Powerset version of ppl_insert_dimensions.
2421 * graphite-ppl.h (ppl_insert_dimensions_pointset): Declared.
2422
24232009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2424
2425 * graphite-ppl.c (ppl_insert_dimensions): Fix formatting.
2426
24272009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2428
2429 * graphite-poly.h: Fix comment.
2430
24312009-04-24 Sebastian Pop <sebastian.pop@amd.com>
2432
2433 * graphite-sese-to-poly.c (build_poly_dr): Fix data ref multiplier.
2434
24352009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2436
2437 * sese.c (expand_scalar_variables_stmt): Only iterate over the old
2438 statements.
2439
24402009-04-24 Tobias Grosser <grosser@fim.uni-passau.de>
2441
2442 * graphite-sese-to-poly.c (var_used_in_not_loop_header_phi_node): New.
2443 (graphite_stmt_p): Represent bbs necessary to build the phi nodes of
2444 conditions.
2445
24462009-04-20 Sebastian Pop <sebastian.pop@amd.com>
2447
2448 * graphite-scop-detection.c (stmt_simple_for_scop_p): Do not
2449 handle EQ_EXPR and NE_EXPR.
2450
24512009-04-17 Tobias Grosser <grosser@fim.uni-passau.de>
2452
2453 * graphite-poly.h (poly_dr): Fix comment.
2454
24552009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2456 Tobias Grosser <grosser@fim.uni-passau.de>
2457
2458 * graphite-poly.c (new_poly_bb): Do not initialize PBB_DOMAIN
2459 with a zero dimension polyhedron.
2460 (find_scop_parameters): Move the call to scop_set_nb_params here.
2461 (build_loop_iteration_domains): Store in loop->aux the iteration
2462 domain polyhedron.
2463 (build_scop_iteration_domain): Fix PBB_DOMAIN for bbs not surrounded
2464 by any loop in scop.
2465 (build_poly_scop): Do not call scop_set_nb_params.
2466
24672009-04-09 Sebastian Pop <sebastian.pop@amd.com>
2468 Tobias Grosser <grosser@fim.uni-passau.de>
2469
2470 * graphite-sese-to-poly.c (add_condition_to_pbb): Pass code to
2471 add_condition_to_domain not GT_EXPR.
2472
24732009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2474
2475 * graphite-ppl.c (debug_ppl_powerset_matrix): New.
2476 * graphite-ppl.h (debug_ppl_powerset_matrix): New.
2477 * graphite-sese-to-poly.c (add_condition_to_pbb): Use
2478 upper_bound_assign to calculate unions.
2479 * testsuite/gcc.dg/graphite/id-6.c: New.
2480
24812009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2482
2483 * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Do not
2484 handle abnormal edges.
2485
24862009-04-09 Tobias Grosser <grosser@fim.uni-passau.de>
2487
2488 * graphite-poly.c (new_poly_dr, free_poly_dr): New.
2489 (free_poly_bb): Also free poly_drs.
2490 * graphite-poly.h (new_poly_dr, free_poly_dr): New.
2491 (poly_dr): Polyhedron to Pointset_Powerset.
2492 (pdr_accessp_nb_subscripts): Same.
2493 * graphite-sese-to-poly.c (build_poly_dr): Same. And actually build
2494 poly_drs.
2495
24962009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2497
2498 * graphite-clast-to-gimple.c (initialize_cloog_names): Change cloog
2499 names into more meaningful names.
2500
25012009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2502
2503 * testsuite/gfortran.dg/graphite/interchange-1.c: New.
2504 * testsuite/gfortran.dg/graphite/interchange-2.c: New.
2505
25062009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2507
2508 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not build
2509 the reduction_list.
2510 * tree-parloops.c (rewrite_phi_with_iv): New.
2511 (rewrite_all_phi_nodes_with_iv): New.
2512 (canonicalize_loop_ivs): Call them.
2513
25142009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2515
2516 * graphite-sese-to-poly.c (try_generate_gimple_bb): Use
2517 graphite_find_data_references_in_stmt.
2518 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
2519 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2520
25212009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2522
2523 * sese.c (add_loop_exit_phis): Don't fail on non SSA_NAME renames.
2524
25252009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2526
2527 * graphite-sese-to-poly.c (build_scop_bbs_1): Use bb_in_sese_p
2528 instead of bb_in_region.
2529 (flag_bb_in_region): Same. Renamed flag_bb_in_sese.
2530 (build_sese_conditions): Use flag_bb_in_sese.
2531 * sese.c (register_bb_in_sese): Removed.
2532 (new_sese): Remove initialization of SESE_REGION_BBS.
2533 (free_sese): Do not free SESE_REGION_BBS.
2534 * sese.h (struct sese): Remove field region_basic_blocks.
2535 (SESE_REGION_BBS): Removed.
2536 (bb_in_sese_p): Implement in function of bb_in_region.
2537
25382009-04-08 Sebastian Pop <sebastian.pop@amd.com>
2539
2540 * graphite-scop-detection.c (limit_scops): Deal only with single exit
2541 loops.
2542
25432009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2544
2545 * graphite-scop-detection.c (stmt_simple_for_scop_p): Allow NE_EXPR
2546 and EQ_EXPR.
2547 * graphite-sese-to-poly.c (create_linear_expr_from_tree): New.
2548 (add_condition_to_domain): New.
2549 (add_condition_to_pbb): New.
2550 (add_conditions_to_domain): Cleanup and handle of NE_EXPR and EQ_EXPR.
2551 * testsuite/gcc.dg/graphite/scop-3.c: Update number of detected SCoPs.
2552
25532009-04-08 Tobias Grosser <grosser@fim.uni-passau.de>
2554
2555 * graphite-clast-to-gimple.c (build_cloog_prog): ppl_Polyhedron ->
2556 ppl_Pointset_Powerset.
2557 * graphite-poly.c (new_poly_bb, free_poly_bb): Same.
2558 * graphite-poly.h (poly_bb): poly_bb.domain Same.
2559 (pbb_nb_loops): Same.
2560 * graphite-sese-to-poly.c (build_loop_iteration_domains,
2561 add_conditions_to_domain): Same.
2562 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Pointset_Powerset): New.
2563 (ppl_print_polyhedron_matrix): ppl_Polyhedron_t ->
2564 ppl_const_Polyhedron_t.
2565 (ppl_print_powerset_matrix): New.
2566 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Pointset_Powerset,
2567 ppl_print_powerset_matrix): New.
2568 (ppl_print_polyhedron_matrix): Updated.
2569
25702009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2571
2572 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Fix comment.
2573
25742009-04-07 Sebastian Pop <sebastian.pop@amd.com>
2575
2576 * graphite-poly.c (extend_scattering): Fix indenting. Free cstr.
2577 (print_iteration_domains, debug_iteration_domain,
2578 debug_iteration_domains): New.
2579 * graphite-poly.h (print_iteration_domains, debug_iteration_domain,
2580 debug_iteration_domains): Declared.
2581 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Fix
2582 indenting.
2583
25842009-04-03 Tobias Grosser <grosser@fim.uni-passau.de>
2585 Sebastian Pop <sebastian.pop@amd.com>
2586
2587 * graphite-poly.h (print_iteration_domain): New.
2588 * graphite-sese-to-poly.c (add_conditions_to_domain): Fixed bug.
2589 (build_sese_conditions_1, build_sese_conditions_after,
2590 build_sese_conditions_before): New.
2591 (build_sese_conditions): Rewritten.
2592
25932009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2594 Tobias Grosser <grosser@fim.uni-passau.de>
2595
2596 Cleanup of code generation liveouts.
2597 * graphite-clast-to-gimple.c (translate_clast): Use a single
2598 rename_map instead of one per translated statement.
2599 Do not use SESE_LIVEOUT_RENAMES.
2600 (graphite_loop_normal_form): Do not use SESE_REDUCTION_LIST.
2601 (gloog): Do not use SESE_LIVEOUT_RENAMES.
2602 * graphite-scop-detection.c (harmful_stmt_in_bb): Return the close
2603 phi node of a reduction: when a loop contains a reduction used outside
2604 the loop, there should be a scalar close phi node on the exit block.
2605 * sese.c (new_sese): Do not initialize SESE_LIVEOUT,
2606 SESE_LIVEOUT_RENAMES, and SESE_REDUCTION_LIST.
2607 (free_sese): Do not free them.
2608 (sese_build_liveouts_use): Do not use them.
2609 (sese_build_liveouts_bb): Same.
2610 (sese_build_liveouts): Same.
2611 (sese_insert_phis_for_liveouts): Same.
2612 (sese_adjust_phis_for_liveouts): Same. Renamed sese_adjust_liveout_phis.
2613 (defined_in_loop_p): New.
2614 (alive_after_loop): New.
2615 (close_phi_not_yet_inserted_p): New.
2616 (struct alep, alep_p): New.
2617 (add_loop_exit_phis): Remove from the rename_map all the names defined
2618 in the code generated loop.
2619 (insert_loop_close_phis): Traverse the rename_map passed to it.
2620 Don't use SESE_LIVEOUT_RENAMES.
2621 (default_liveout_before_guard): Renamed default_before_guard.
2622 (insert_guard_phis): Do not use SESE_LIVEOUT_RENAMES.
2623 (graphite_copy_stmts_from_block): Do not directly call set_rename.
2624 (register_sese_liveout_renames): Removed.
2625 (copy_bb_and_scalar_dependences): Do not call it.
2626 * sese.h (struct sese): Removed fields: liveout, liveout_renames, and
2627 reduction_list.
2628 (SESE_LIVEOUT): Removed.
2629 (SESE_LIVEOUT_RENAMES): Removed.
2630 (SESE_REDUCTION_LIST): Removed.
2631 (sese_build_liveouts): Removed.
2632 (sese_adjust_phis_for_liveouts): Renamed sese_adjust_liveout_phis.
2633 (insert_loop_close_phis): Pass a htab_t instead of a sese.
2634 (insert_guard_phis): Same.
2635 (rename_map_elt): Declare a VEC of them.
2636 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
2637 trees not pointers to trees.
2638
2639 Rewrite in canonical close SSA form:
2640 * graphite-scop-detection.c (contains_only_close_phi_nodes): New.
2641 (limit_scops): Close the scop after the block containing the close phi
2642 nodes.
2643 (canonicalize_loop_closed_ssa): New.
2644 (canonicalize_loop_closed_ssa_form): New.
2645 (build_scops): Call canonicalize_loop_closed_ssa_form.
2646
2647 * graphite-sese-to-poly.c: Fix typos.
2648
26492009-04-03 Sebastian Pop <sebastian.pop@amd.com>
2650
2651 * graphite-poly.c (print_scattering_function, print_pbb_domain):
2652 Extended.
2653 (dump_gbb_conditions, dump_gbb_cases, print_iteration_domain): New.
2654 (print_pbb): Add conditions.
2655
26562009-04-01 Tobias Grosser <grosser@fim.uni-passau.de>
2657 Sebastian Pop <sebastian.pop@amd.com>
2658
2659 * graphite-scop-detection.c (bb_in_sd_region): Use bb_in_region.
2660 * graphite-sese-to-poly.c (all_non_dominated_preds_marked_p): New.
2661 (build_scop_bbs_1): New.
2662 (build_scop_bbs): Rewrite.
2663 * sese.h (bb_in_region): New.
2664
26652009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2666
2667 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2668 poly_drs vector.
2669 (print_scop): Style.
2670 * graphite-poly.h (poly_bb): Add drs vector.
2671 (PBB_DRS): Add accessor.
2672 * graphite-sese-to-poly.c (build_poly_dr): New.
2673 (build_pbb_drs, build_scop_drs): New.
2674 (build_poly_scop): call build_scop_drs (Disabled at the moment).
2675
26762009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2677
2678 * tree-ssa-loop.c: Include forgotten toplev.h
2679
26802009-03-29 Tobias Grosser <grosser@fim.uni-passau.de>
2681
2682 * graphite-poly.c: (apply_poly_transforms): sorry -> gcc_unreachable.
2683 * testsuite/gcc.dg/graphite/pr37883.c: Remove -floop-*
2684 * testsuite/gcc.dg/graphite/pr37928.c: Same
2685 * testsuite/gcc.dg/graphite/pr38409.c: Same
2686 * testsuite/gcc.dg/graphite/pr38498.c: Same
2687 * testsuite/gcc.dg/graphite/pr38559.c: Same
2688 * testsuite/gcc.dg/graphite/pr39335.c: Same
2689 * testsuite/gcc.dg/graphite/pr39335_1.c: Same
2690 * testsuite/gfortran.dg/graphite/block-2.f: Same
2691 * tree-ssa-loop.c (gate_graphite_transforms): Always fail if called
2692 with -floop-*.
2693
26942009-03-28 Tobias Grosser <grosser@fim.uni-passau.de>
2695
2696 * graphite-sese-to-poly.c (ref_nb_loops, build_access_matrix_with_af,
2697 build_access_matrix, build_scop_data_accesses): Remove access function
2698 building. (We get a new version soon).
2699 (build_bb_loops, scan_tree_for_params_right_scev): Update.
2700 * sese.h (nb_loops_around_loop_in_sese): Remove.
2701 (sese_loop_depth): Do not use SESE_LOOP_NEST any more.
2702
27032009-03-27 Tobias Grosser <grosser@fim.uni-passau.de>
2704 Sebastian Pop <sebastian.pop@amd.com>
2705
2706 * graphite-scop-detection.c (struct scopdet_info): Rename last
2707 field to exit.
2708 (scopdet_basic_block_info, build_scops_1): Don't use
2709 CDI_POST_DOMINATORS. CDI_POST_DOMINATORS should never be used.
2710
27112009-03-26 Tobias Grosser <grosser@fim.uni-passau.de>
2712 Sebastian Pop <sebastian.pop@amd.com>
2713
2714 * graphite-clast-to-gimple.c (gloog): Call sese_build_liveouts.
2715 * sese.c (sese_build_liveouts_use): Renamed from
2716 sese_build_livein_liveouts_use. Remove liveins.
2717 (sese_build_liveouts_bb): Renamed from sese_build_livein_liveouts_bb.
2718 Call sese_build_liveouts_use.
2719 (sese_build_liveouts): Renamed from sese_build_livein_liveouts.
2720 Call sese_build_liveouts_bb.
2721 (new_sese, free_sese): Remove liveins.
2722 (sese_add_exit_phis_var): Deleted.
2723 (sese_insert_phis_for_liveouts): Call sese_add_exit_phis_edge
2724 directly.
2725 (graphite_copy_stmts_from_block): Remove SESE_NUM_VER.
2726
2727 * sese.h (sese): Remove num_ver and livein.
2728 (SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): Removed.
2729
27302009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2731
2732 * graphite-sese-to-poly.c (build_scop_scattering): Fix compile.
2733
27342009-03-25 Tobias Grosser <grosser@fim.uni-passau.de>
2735
2736 * graphite-sese-to-poly.c (compare_prefix_loops): Removed.
2737 (build_scop_scattering): Do not use compare_prefix_loops any more.
2738 (nb_common_loops): New.
2739
27402009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2741
2742 * sese.c (get_new_name_from_old_name): Renamed get_rename.
2743 (register_old_and_new_names): Renamed set_rename.
2744
27452009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2746
2747 * graphite-scop-detection.h (nb_reductions_in_loop): Revert removal
2748 of the decl from the previous commit.
2749
27502009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2751
2752 * graphite-scop-detection.c (dot_scop): New.
2753 * graphite-scop-detection.h (dot_scop): Declared.
2754
27552009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2756
2757 * graphite-sese-to-poly.c (compare_prefix_loops): Fix compare.
2758
27592009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2760
2761 * cfgloopmanip.c (create_empty_loop_on_edge): Generate the loop exit
2762 condition at the end of the loop.
2763 * graphite.c (graphite_initialize, graphite_finalize): Print to
2764 dump_file the compiled function.
2765 * graphite-clast-to-gimple.c (graphite_create_new_loop): Update use
2766 of create_empty_loop_on_edge.
2767 (translate_clast): Update the code generation of loops for the new
2768 shape of loops.
2769 * cfgloop.h (create_empty_loop_on_edge): Update declaration.
2770
27712009-03-24 Sebastian Pop <sebastian.pop@amd.com>
2772
2773 Reverted the patch from 2009-03-19.
2774
27752009-03-19 Tobias Grosser <grosser@fim.uni-passau.de>
2776
2777 * graphite-poly.c (new_poly_bb, free_poly_bb): Initialize/free
2778 poly_drs vector.
2779 (print_scop): Style.
2780 * graphite-poly.h (poly_bb): Add drs vector.
2781 (PBB_DRS): Add accessor.
2782 * graphite-sese-to-poly.c (ref_nb_loops): Remove.
2783 (build_access_matrix_with_af, build_access_matrix,
2784 build_scop_data_accesses): Delete.
2785 (build_poly_dr): New.
2786 (build_pbb_drs, build_scop_drs): New.
2787 (build_poly_scop): call build_scop_drs.
2788
27892009-03-13 Sebastian Pop <sebastian.pop@amd.com>
2790
2791 * graphite-scop-detection.c (dot_all_scops_1): Close the table
2792 once per basic block.
2793
27942009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2795
2796 * graphite-scop-detection.c (graphite_can_represent_scev): New.
2797 (graphite_can_represent_expr): Renamed from loop_affine_expr
2798 and enhanced.
2799 (stmt_simple_for_scop_p): Call graphite_can_represent_expr.
2800 (graphite_cannot_represent_loop): Add scop_entry to parameters.
2801 (scopdet_basic_block_info): Actually define entry_block.
2802 (stmt_simple_memref_p): Moved here from ...
2803
2804 * tree-data-ref.c (stmt_simple_memref_p): here.
2805 * tree-data-ref.h (stmt_simple_memref_p): Removed.
2806
28072009-03-13 Tobias Grosser <grosser@fim.uni-passau.de>
2808
2809 * testsuite/gcc.dg/graphite/id-4.c: New.
2810
28112009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2812
2813 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2814 (register_old_and_new_names): Update the content of the map.
2815 When there was already a rename_map_elt in the map at that
2816 location, free it.
2817 (copy_bb_and_scalar_dependences): Do rename_variables after
2818 expand_scalar_variables.
2819 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2820 of the map. When there was already a rename_map_elt in the
2821 map at that location, free it.
2822 (translate_clast): Pass the rename_map. Do not initialize and free
2823 a rename_map per stmt_user.
2824 (gloog): Initialize and free one rename_map and pass it to
2825 translate_clast.
2826
28272009-03-12 Sebastian Pop <sebastian.pop@amd.com>
2828
2829 * sese.c (expand_scalar_variables_stmt,
2830 expand_scalar_variables_ssa_name): Add a gimple_stmt_iterator
2831 parameter.
2832 (expand_scalar_variables_expr): Handle REALPART_EXPR and IMAGPART_EXPR.
2833 (expand_scalar_variables): Pass to expand_scalar_variables_stmt
2834 the gimple_stmt_iterator of the statement to be expanded.
2835 * graphite-scop-detection.c (is_simple_operand): Do handle
2836 REALPART_EXPR.
2837
28382009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2839
2840 * graphite-scop-detection.c (is_simple_operand): Do not handle
2841 REALPART_EXPR.
2842 * testsuite/gcc.dg/graphite/id-2.c: New.
2843
2844 * graphite-sese-to-poly.c (build_bb_loops,
2845 add_value_to_dim, scan_tree_for_params_right_scev,
2846 scan_tree_for_params_int, scan_tree_for_params, idx_record_params,
2847 find_params_in_bb, build_loop_iteration_domains,
2848 add_conditions_to_domain): Remove subtract.
2849
28502009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2851
2852 * graphite-clast-to-gimple.c (loop_iv_stack_patch_for_consts,
2853 build_iv_mapping, compute_cloog_iv_types_1, build_cloog_prog):
2854 pbb_loop_at_index -> gbb_loop_at_index.
2855 * graphite-poly.c (new_poly_bb, new_scop): New accessors.
2856 (debug_loop_vec): Delete.
2857 * graphite-poly.h (poly_bb, scop): Change black_box and region to void
2858 pointer. Move LOOPS to gimple_bb_p and insert nb_params.
2859 (PBB_LOOPS): Removed.
2860 (PBB_BLACK_BOX): Insert cast.
2861 (pbb_set_black_box): New setter.
2862 (pbb_loop_at_index, pbb_loop_index): Removed.
2863 (scop_set_region, scop_set_nb_params): New.
2864 * graphite-sese-to-poly.c (new_gimple_bb, free_gimple_bb,
2865 build_scop_scattering, build_bb_loops): Add GBB_LOOPS.
2866 (build_poly_scop): Use scop_set_nb_params.
2867 * sese.h (gimple_bb): Add LOOPS.
2868 (GBB_LOOPS, gbb_loop_index, gbb_loop_at_index): New.
2869
28702009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2871
2872 Revert previous commit.
2873
28742009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2875
2876 * sese.c (expand_scalar_variables_expr): Handle tcc_comparison.
2877 (register_old_and_new_names): Update the content of the map.
2878 When there was already a rename_map_elt in the map at that
2879 location, free it.
2880 (copy_bb_and_scalar_dependences): Do rename_variables after
2881 expand_scalar_variables.
2882 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2883 of the map. When there was already a rename_map_elt in the
2884 map at that location, free it.
2885 (translate_clast): Pass the rename_map. Do not initialize and free
2886 a rename_map per stmt_user.
2887 (gloog): Initialize and free one rename_map and pass it to
2888 translate_clast.
2889
28902009-03-11 Tobias Grosser <grosser@fim.uni-passau.de>
2891
2892 Remove forgotten line in revert.
2893
28942009-03-11 Sebastian Pop <sebastian.pop@amd.com>
2895
2896 Revert previous commit.
2897
28982009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2899
2900 * sese.c (register_old_and_new_names): Update the content
2901 of the map. When there was already a rename_map_elt in the
2902 map at that location, free it.
2903 (copy_bb_and_scalar_dependences): Do rename_variables after
2904 expand_scalar_variables.
2905 * graphite-clast-to-gimple.c (build_iv_mapping): Update the content
2906 of the map. When there was already a rename_map_elt in the
2907 map at that location, free it.
2908 (translate_clast): Pass the rename_map. Do not initialize and free
2909 a rename_map per stmt_user.
2910 (gloog): Initialize and free one rename_map and pass it to
2911 translate_clast.
2912
29132009-03-10 Sebastian Pop <sebastian.pop@amd.com>
2914
2915 * graphite-clast-to-gimple.c (translate_clast): context_loop
2916 is never NULL.
2917
29182009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2919 Sebastian Pop <sebastian.pop@amd.com>
2920
2921 * graphite-ppl.c (ppl_insert_dimensions): Fix stupid mistake
2922 of the use of ppl_Polyhedron_map_space_dimensions.
2923
29242009-03-10 Tobias Grosser <grosser@fim.uni-passau.de>
2925 Sebastian Pop <sebastian.pop@amd.com>
2926
2927 * graphite-poly.c (unify_scattering_dimensions): Fix types.
2928 * graphite-poly.h (poly_dr_p, poly_dr, POLY_DR_TYPE, PDR_BB,
2929 PDR_TYPE, PDR_ACCESSES, pdr_accessp_nb_subscripts,
2930 pdr_accessp_nb_iterators, pdr_accessp_nb_params,
2931 pdr_accessp_alias_set_dim, pdr_accessp_subscript_dim,
2932 pdr_accessp_iterator_dim, pdr_accessp_param_dim,
2933 pbb_nb_params): New.
2934 (pbb_nb_loops, pbb_nb_scattering, scop_nb_params,
2935 nb_loops_around_pbb): Adapt return types.
2936
29372009-03-09 Tobias Grosser <grosser@fim.uni-passau.de>
2938
2939 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2940 graphite-clast-to-gimple.o, graphite-data-ref.o,
2941 graphite-scop-detection.o, graphite-poly.o): Add
2942 more headers.
2943
29442009-03-05 Tobias Grosser <grosser@fim.uni-passau.de>
2945
2946 * Makefile.in (graphite.o, graphite-sese-to-poly.o,
2947 graphite-clast-to-gimple.o, graphite-data-ref.o,
2948 graphite-scop-detection.o, graphite-poly.o): Add graphite-poly.h.
2949
29502009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2951
2952 * testsuite/gcc.dg/graphite/pr37485.c: Remove -floop-block
2953 * testsuite/gcc.dg/graphite/pr37828.c: Same.
2954 * testsuite/gcc.dg/graphite/pr37684.c: Same.
2955 * testsuite/gcc.dg/graphite/block-0.c: Same.
2956 * testsuite/gcc.dg/graphite/block-1.c: Same.
2957 * testsuite/gcc.dg/graphite/block-2.c: Same.
2958 * testsuite/gcc.dg/graphite/block-3.c: Same.
2959 * testsuite/gcc.dg/graphite/block-4.c: Same.
2960 * testsuite/gcc.dg/graphite/block-5.c: Same.
2961 * testsuite/gcc.dg/graphite/block-6.c: Same.
2962 * testsuite/gfortran.dg/graphite/pr38083.f90: Same.
2963 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
2964 * testsuite/gfortran.dg/graphite/block-3.f90: Same.
2965 * testsuite/gfortran.dg/graphite/pr37852.f90: Same.
2966 * testsuite/gfortran.dg/graphite/block-4.f90: Same.
2967 * testsuite/gfortran.dg/graphite/pr37980.f90: Same.
2968 * testsuite/gfortran.dg/graphite/pr38953.f90: Same.
2969 * testsuite/gfortran.dg/graphite/pr37857.f90: Same.
2970 * opts.c: Remove -floop-block from -O2.
2971 * graphite-poly.c: Fail if -floop-block -floop-interchange or
2972 -floop-strip-mine are used.
2973
29742009-03-04 Tobias Grosser <grosser@fim.uni-passau.de>
2975 Sebastian Pop <sebastian.pop@amd.com>
2976
2977 * graphite-clast-to-gimple.c (build_cloog_prog): Unify scattering
2978 dimensions.
2979 * graphite-poly.c (pbb_compare, graphite_sort_pbbs,
2980 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine,
2981 strip_mine_profitable_p, is_interchange_valid,
2982 graphite_trans_bb_block, graphite_trans_loop_block,
2983 graphite_trans_scop_block): Temporary removed.
2984 (extend_scattering, unify_scattering_dimensions): New.
2985 (print_scattering_function, graphite_read_transforms):
2986 PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2987 (graphite_generate_scattering_fns): Removed.
2988 (apply_poly_transforms): Cleanup.
2989 (free_poly_bb): Add PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
2990 (schedule_to_scattering): Moved.
2991 (PBB_STATIC_SCHEDULE, PBB_SCATTERING): Removed.
2992 (PBB_ORIGINAL_SCATTERING, PBB_TRANSFORMED_SCATTERING): New.
2993 (pbb_nb_scattering): New.
2994 (SCOP_ENTRY, SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
2995 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES):
2996 Removed.
2997 * graphite-ppl.c (ppl_insert_dimensions): Extended and renamed from
2998 shift_poly.
2999 (ppl_strip_loop): PBB_SCATTERING -> PBB_TRANSFORMED_SCATTERING.
3000 * graphite-scop-detection.c (dot_all_scops_1): PBB_SCATTERING
3001 -> PBB_TRANSFORMED_SCATTERING.
3002 * graphite-sese-to-poly.c (build_scop_bbs): Remove region.
3003 (build_pbb_scattering_polyhedron): Moved from schedule_to_scattering.
3004 (build_scop_scattering): Renamed from build_scop_canonical_schedules.
3005 (check_poly_representation): Do not return bool.
3006 (graphite_transform_loops): Reformat.
3007 * sese.h (SESE_ENTRY_BB, SESE_EXIT_BB): New.
3008
30092009-03-04 Sebastian Pop <sebastian.pop@amd.com>
3010
3011 * graphite-poly.c (print_pbb_domain, print_pbb, print_scop,
3012 debug_pbb_domain, debug_pbb, debug_scop): New.
3013 * graphite-poly.h (print_pbb_domain, print_pbb, print_scop,
3014 debug_pbb_domain, debug_pbb, debug_scop): Declared.
3015
30162009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3017
3018 PR middle-end/39335
3019 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
3020 when the type precision of the induction variable should be
3021 larger than the type precision of nit.
3022 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
3023 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Same.
3024 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
3025
3026 * testsuite/gcc.dg/graphite/pr39335_1.c: New.
3027 * testsuite/gcc.dg/graphite/pr39335.c: New.
3028
30292009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3030
3031 * tree-parloops.c (canonicalize_loop_ivs): reduction_list contains
3032 SSA_NAMES not struct reduction_info.
3033
30342009-03-02 Sebastian Pop <sebastian.pop@amd.com>
3035
3036 * sese.c (expand_scalar_variables_expr): Handle ADDR_EXPR.
3037
30382009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3039 Tobias Grosser <grosser@fim.uni-passau.de>
3040
3041 * sese.c (new_sese): Initialize SESE_REDUCTION_LIST.
3042 (free_sese): Free SESE_REDUCTION_LIST.
3043 * sese.h (struct sese): Add field reduction_list.
3044 (SESE_REDUCTION_LIST): New.
3045 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Call
3046 canonicalize_loop_ivs on SESE_REDUCTION_LIST.
3047
30482009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3049 Tobias Grosser <grosser@fim.uni-passau.de>
3050
3051 * tree-flow.h (gather_scalar_reductions): Use struct loop * instead
3052 of loop_p.
3053
30542009-02-27 Sebastian Pop <sebastian.pop@amd.com>
3055 Tobias Grosser <grosser@fim.uni-passau.de>
3056
3057 * tree-parloops.c (struct brli, build_reduction_list_info,
3058 analyze_reduction_list, gather_scalar_reductions): New.
3059 (loop_parallel_p): Build a reduction list containing only
3060 PHI_RESULT SSA_NAMEs: call gather_scalar_reductions.
3061 (gen_parallel_loop): Call the analysis analyze_reduction_list.
3062 (parallelize_loops): Now reduction_list is a htab_t of SSA_NAMEs.
3063 * tree-flow.h (gather_scalar_reductions): Declared.
3064
30652009-02-26 Sebastian Pop <sebastian.pop@amd.com>
3066
3067 PR middle-end/39308
3068 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Do not call
3069 number_of_iterations_exit from a gcc_assert.
3070
30712009-02-25 Sebastian Pop <sebastian.pop@amd.com>
3072 Jan Sjodin <jan.sjodin@amd.com>
3073
3074 * output.h (graphite_out_file, graphite_in_file): Declared.
3075 * toplev.c (graphite_out_file, graphite_in_file): New.
3076 (init_asm_output): Initialize graphite_in_file and graphite_out_file.
3077 * graphite-clast-to-gimple.c (build_cloog_prog): Read PBB_SCATTERING.
3078 Don't call schedule_to_scattering.
3079 * common.opt (fgraphite-write, fgraphite-read): New.
3080 * graphite-poly.c: Include output.h.
3081 (print_scattering_function, print_scattering_functions,
3082 debug_scattering_function, debug_scattering_functions,
3083 graphite_write_transforms, graphite_read_transforms,
3084 graphite_generate_scattering_fns): New.
3085 (apply_poly_transforms): Do not apply transform if flag_graphite_read.
3086 Call graphite_generate_scattering_fns, graphite_write_transforms,
3087 graphite_read_transforms.
3088 (new_poly_bb): Initialize PBB_SCATTERING.
3089 (free_poly_bb): Free PBB_SCATTERING.
3090 (schedule_to_scattering): Does not return, initialize PBB_SCATTERING.
3091 * graphite-poly.h (struct poly_bb): Add field scattering.
3092 (PBB_SCATTERING): New.
3093 (print_scattering_function, print_scattering_functions,
3094 debug_scattering_function, debug_scattering_functions): Declared.
3095 * graphite-ppl.c (cloog_matrix_to_ppl_constraint): Matrices contain
3096 GMP values, not integers!
3097 (ppl_print_polyhedron_matrix, debug_ppl_polyhedron_matrix,
3098 ppl_read_polyhedron_matrix): New.
3099 * graphite-ppl.h (ppl_print_polyhedron_matrix,
3100 debug_ppl_polyhedron_matrix,
3101 ppl_read_polyhedron_matrix): Declared.
3102 * Makefile.in (graphite-poly.o): Depends on output.h.
3103
31042009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3105 Tobias Grosser <grosser@fim.uni-passau.de>
3106
3107 Revert this change:
3108 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3109 scalar evolutions in the scop_entry->loop_father.
3110
31112009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3112 Tobias Grosser <grosser@fim.uni-passau.de>
3113
3114 * graphite.h (ref_nb_loops): Remove declaration.
3115 (struct gimple_bb, gimple_bb_p, GBB_BB, GBB_DATA_REFS, GBB_CONDITIONS,
3116 GBB_CONDITION_CASES, GBB_CLOOG_IV_TYPES, gbb_loop, print_gimple_bb,
3117 debug_gbb): Moved to sese.h.
3118 * sese.h: As said.
3119
31202009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3121 Tobias Grosser <grosser@fim.uni-passau.de>
3122
3123 * graphite-data-ref.[ch]: Disable.
3124
31252009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3126 Tobias Grosser <grosser@fim.uni-passau.de>
3127
3128 * graphite-scop-detection.c (stmt_simple_for_scop_p): Analyze
3129 scalar evolutions in the scop_entry->loop_father.
3130
31312009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3132
3133 * graphite-scop-detection.c (nb_reductions_in_loop): Moved here...
3134 (graphite_cannot_represent_loop_niter): Renamed
3135 graphite_cannot_represent_loop. Call nb_reductions_in_loop.
3136 (limit_scops): build_sese_loop_nests does not return a bool.
3137 * graphite-scop-detection.h (nb_reductions_in_loop): Declared.
3138 * sese.c (nb_reductions_in_loop): ... from here.
3139 (graphite_loop_normal_form): ... from here.
3140 (sese_record_loop): Does not fail, so does not return a bool.
3141 (build_sese_loop_nests): Same.
3142 * sese.h (build_sese_loop_nests): Update declaration.
3143 * graphite-clast-to-gimple.c (graphite_loop_normal_form): Moved here...
3144 (build_graphite_loop_normal_form): New.
3145 (gloog): Call build_graphite_loop_normal_form.
3146 * graphite-sese-to-poly.c (build_poly_scop): Don't fail on
3147 build_sese_loop_nests.
3148
3149 * testsuite/gcc.dg/graphite/id-1.c: New.
3150
31512009-02-23 Sebastian Pop <sebastian.pop@amd.com>
3152 Tobias Grosser <grosser@fim.uni-passau.de>
3153
3154 * graphite-sese-to-poly.c (scan_tree_for_params): Remove REAL_CST.
3155 The SCoP detection fix is sufficient.
3156
31572009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3158
3159 PR tree-optimization/39260
3160 * graphite-scop-detection.c (harmful_stmt_in_bb): Stop a SCoP when
3161 the basic block contains a condition with a real type.
3162 * graphite-sese-to-poly.c (scan_tree_for_params): Handle REAL_CST.
3163
3164 * gcc.dg/graphite/pr39260.c: New.
3165
31662009-02-21 Sebastian Pop <sebastian.pop@amd.com>
3167
3168 * graphite-poly.c: Inlcude params.h.
3169 (graphite_trans_loop_block): Use PARAM_LOOP_BLOCK_TILE_SIZE for
3170 the size of a tile.
3171 * Makefile.in (graphite-poly.o): Depend on PARAMS_H.
3172 * params.def (PARAM_LOOP_BLOCK_TILE_SIZE): Define.
3173
31742009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3175 Tobias Grosser <grosser@fim.uni-passau.de>
3176
3177 * graphite-scop-detection.c (dot_all_scops_1,
3178 dot_all_scops): Moved here.
3179 * graphite-scop-detection.h (dot_all_scops): Declared here.
3180 * graphite.c (graphite_initialize, graphite_finalize): New.
3181 (graphite_transform_loops): Cleaned up.
3182 * sese.c (debug_oldivs): Moved here.
3183 * graphite-poly.c (graphite_apply_transformations): Renamed
3184 apply_poly_transforms.
3185 (debug_loop_vec): Moved here.
3186 * graphite-sese-to-poly.c (build_bb_loops, build_sese_conditions_1,
3187 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions,
3188 find_scop_parameters, build_scop_iteration_domain,
3189 add_conditions_to_constraints, build_scop_canonical_schedules,
3190 build_scop_data_accesses): Now static.
3191 (build_poly_scop, check_poly_representation): New.
3192
31932009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3194
3195 * graphite.c (graphite_stmt_p, new_gimple_bb, free_gimple_bb,
3196 remove_gbbs_in_scop, free_scops, try_generate_gimple_bb,
3197 build_scop_bbs, ref_nb_loops, compare_prefix_loops,
3198 build_scop_canonical_schedules, build_bb_loops, add_value_to_dim,
3199 scan_tree_for_params_right_scev, scan_tree_for_params_int,
3200 scan_tree_for_params, struct irp_data, dx_record_params,
3201 find_params_in_bb, find_scop_parameters, gbb_from_bb,
3202 build_loop_iteration_domains, add_conditions_to_domain,
3203 phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes,
3204 scop_contains_non_iv_scalar_phi_nodes, build_sese_conditions_1,
3205 build_sese_conditions, add_conditions_to_constraints,
3206 build_scop_iteration_domain, build_access_matrix_with_af,
3207 build_access_matrix,
3208 build_scop_data_accesses): Moved to graphite-sese-to-poly.c.
3209
3210 * graphite-sese-to-poly.c: New.
3211 * graphite-sese-to-poly.h: New.
3212
3213 * Makefile.in: Add new rule for graphite-sese-to-poly.o.
3214
32152009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3216
3217 * graphite.c: Split graphite code generation to a new file.
3218 (graphite_verify, gmp_cst_to_tree, clast_name_to_gcc,
3219 max_precision_type, clast_to_gcc_expression_red,
3220 clast_to_gcc_expression, gcc_type_for_clast_expr,
3221 gcc_type_for_clast_eq, loop_iv_stack_patch_for_consts,
3222 graphite_translate_clast_equation, graphite_create_guard_cond_expr,
3223 graphite_create_new_guard, clast_get_body_of_loop,
3224 gcc_type_for_cloog_iv, gcc_type_for_iv_of_clast_loop,
3225 graphite_create_new_loop, build_iv_mapping, copy_renames,
3226 translate_clast, find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3227 compute_cloog_iv_types, free_scattering, save_var_name,
3228 initialize_cloog_names, build_scop_context, build_cloog_prog,
3229 set_cloog_options, debug_clast_stmt, scop_to_clast,
3230 print_generated_program, debug_generated_program,
3231 gloog): Moved to graphite-clast-to-gimple.c.
3232
3233 (struct cloog_prog_clast): Moved to graphite-clast-to-gimple.h.
3234
3235 (iv_stack_entry_is_constant, iv_stack_entry_is_iv,
3236 loop_iv_stack_push_iv, loop_iv_stack_insert_constant,
3237 loop_iv_stack_pop, loop_iv_stack_get_iv,
3238 loop_iv_stack_get_iv_from_name, debug_loop_iv_stack,
3239 free_loop_iv_stack, loop_iv_stack_remove_constants,
3240 debug_rename_elt, debug_rename_map_1, debug_rename_map,
3241 rename_map_elt_info, eq_rename_map_elts, debug_ivtype_elt,
3242 debug_ivtype_map_1, debug_ivtype_map, ivtype_map_elt_info,
3243 eq_ivtype_map_elts, sese_add_exit_phis_edge,
3244 sese_add_exit_phis_var, sese_insert_phis_for_liveouts,
3245 get_vdef_before_sese, sese_adjust_vphi,
3246 get_new_name_from_old_name, sese_adjust_phis_for_liveouts,
3247 oldiv_for_loop, rename_variables_in_stmt, is_parameter,
3248 is_iv, expand_scalar_variables_ssa_name,
3249 expand_scalar_variables_expr, expand_scalar_variables_stmt,
3250 expand_scalar_variables, rename_variables, remove_condition,
3251 get_true_edge_from_guard_bb, get_false_edge_from_guard_bb,
3252 add_loop_exit_phis, insert_loop_close_phis, struct igp,
3253 default_liveout_before_guard, add_guard_exit_phis,
3254 insert_guard_phis, register_old_and_new_names,
3255 graphite_copy_stmts_from_block, register_sese_liveout_renames,
3256 copy_bb_and_scalar_dependences, outermost_loop_in_sese,
3257 if_region_set_false_region, create_if_region_on_edge,
3258 move_sese_in_condition): Moved to sese.c.
3259
3260 (nb_loops_around_loop_in_sese, struct ifsese, if_region_entry,
3261 if_region_exit, if_region_get_condition_block,
3262 struct rename_map_elt, new_rename_map_elt, enum iv_stack_entry_kind,
3263 union iv_stack_entry_data_union, struct iv_stack_entry_struct,
3264 iv_stack_entry_p, loop_iv_stack, struct ivtype_map_elt,
3265 ivtype_map_elt, new_ivtype_map_elt,
3266 recompute_all_dominators): Moved to sese.h.
3267
3268 * graphite-clast-to-gimple.c: New.
3269 * graphite-clast-to-gimple.h: New.
3270 * Makefile.in: Add new rule for graphite-clast-to-gimple.o.
3271 * sese.c: Modified as said above.
3272 * sese.h: Same.
3273
32742009-02-20 Sebastian Pop <sebastian.pop@amd.com>
3275
3276 * graphite.c: Split scop detection to a new file.
3277 (enum gbb_type, gbb_type, get_bb_type, struct sd_region_p, sd_region,
3278 move_sd_regions, loop_affine_expr, exclude_component_ref,
3279 is_simple_operand, stmt_simple_for_scop_p, harmful_stmt_in_bb,
3280 graphite_cannot_represent_loop_niter, struct scopdet_info,
3281 scopdet_basic_block_info, build_scops_1, bb_in_sd_region,
3282 find_single_entry_edge, find_single_exit_edge,
3283 create_single_entry_edge, sd_region_without_exit,
3284 create_single_exit_edge, unmark_exit_edges, mark_exit_edges,
3285 create_sese_edges, build_graphite_scops, limit_scops, build_scops):
3286 Moved to graphite-scop-detection.c.
3287
3288 * graphite-scop-detection.c: New.
3289 * graphite-scop-detection.h: New.
3290 * Makefile.in: Add new rule for graphite-scop-detection.o.
3291
3292 * sese.c: Include tree-chrec.h, tree-data-ref.h, and
3293 tree-scalar-evolution.h.
3294 (nb_reductions_in_loop, graphite_loop_normal_form, sese_record_loop,
3295 build_sese_loop_nests): Moved here from graphite.c.
3296 (param_index): Renamed parameter_index_in_region.
3297
32982009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3299 Sebastian Pop <sebastian.pop@amd.com>
3300
3301 * gcc.dg/graphite/block-0.c: Expected to fail now.
3302 * gcc.dg/graphite/block-1.c: Same.
3303 * gcc.dg/graphite/block-5.c: Same.
3304 * gcc.dg/graphite/block-6.c: Same.
3305
33062009-02-18 Tobias Grosser <grosser@fim.uni-passau.de>
3307 Sebastian Pop <sebastian.pop@amd.com>
3308
3309 * graphite.h: Separate from graphite_bb_p the polyhedral
3310 representation in poly_bb_p and the GCC specifics in gimple_bb_p.
3311 (struct data_dependence_polyhedron, RDGE_DDP, ddp_p): Moved to
3312 graphite-data-ref.h.
3313 (struct poly_bb, PBB_SCOP, PBB_STATIC_SCHEDULE, PBB_DOMAIN,
3314 PBB_BLACK_BOX, PBB_LOOPS, pbb_nb_loops, pbb_loop_at_index,
3315 pbb_loop_index, struct scop, SCOP_BBS, SCOP_REGION, SCOP_ENTRY,
3316 SCOP_EXIT, SCOP_REGION_BBS, SCOP_DEP_GRAPH, SCOP_PARAMS,
3317 SCOP_LOOP_NEST, SCOP_PARAMS, SCOP_OLDIVS, SCOP_LIVEOUT_RENAMES,
3318 scop_nb_params): Moved to graphite-poly.h.
3319 * graphite-data-ref.c: Same.
3320 * graphite-data-ref.h: New.
3321 * graphite.c: Same.
3322 (pbb_compare, graphite_sort_pbbs, graphite_trans_bb_move_loop,
3323 graphite_trans_bb_strip_mine, strip_mine_profitable_p,
3324 is_interchange_valid, graphite_trans_bb_block,
3325 graphite_trans_loop_block, scop_max_loop_depth,
3326 graphite_trans_scop_block, graphite_apply_transformations,
3327 new_poly_bb, free_poly_bb, new_scop, free_scop): Moved to
3328 graphite-poly.c.
3329 * graphite-poly.h: New.
3330 * graphite-poly.c: New.
3331 * Makefile.in (OBJS-common): Add graphite-poly.o.
3332 (graphite-poly.o): New rule.
3333 * tree-data-ref.h (struct data_reference): Remove unused scop field.
3334 (DR_SCOP): Removed.
3335
33362009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3337 Tobias Grosser <grosser@fim.uni-passau.de>
3338
3339 * graphite.c: Replace gb -> gbb.
3340 * graphite.h: Same.
3341 * graphite-data-ref.c: Same.
3342
33432009-02-18 Sebastian Pop <sebastian.pop@amd.com>
3344 Tobias Grosser <grosser@fim.uni-passau.de>
3345
3346 * Makefile.in (OBJS-commmon): Add sese.o.
3347 (sese.o): New.
3348 (graphite.o): Add sese.h.
3349 * graphite.c (bb_in_ss_p, loop_in_sese_p,
3350 sese_build_livein_liveouts_use, sese_build_livein_liveouts_bb,
3351 sese_build_livein_liveouts, register_bb_in_sese, new_sese, free_sese):
3352 Move to sese.
3353 (block_before_scop): Add missing return.
3354 (new_scop, free_scop): Remove SESE data structures.
3355 (scop_record_loop, scan_tree_for_params, find_params_in_bb,
3356 find_scop_parameters, build_loop_iteration_domains,
3357 add_conditions_to_domain, register_scop_liveout_renames,
3358 copy_bb_and_scalar_dependences): Scop -> SESE.
3359
3360 (add_conditions_to_domain): SCoP -> SESE and remove check
3361 (scop_contains_non_iv_scalar_phi_nodes): New.
3362 (build_scop_conditions_1, build_scop_conditions): Remove check for
3363 non iv scalar phi nodes.
3364 (print_scop_statistics): New.
3365 (graphite_transform_loops): Cleanup.
3366
3367 * graphite.h: Move to sese & cleanup.
3368 * sese.c: New.
3369 * sese.h: New.
3370
33712009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3372 Tobias Grosser <grosser@fim.uni-passau.de>
3373
3374 * graphite.c (build_scop_conditions_1): Conditions are only
3375 at the end of a basic block.
3376
33772009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3378 Tobias Grosser <grosser@fim.uni-passau>
3379
3380 * graphite.h (struct graphite_bb): Remove compressed_alpha_matrix
3381 field.
3382 (GBB_ALPHA): Removed.
3383
33842009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3385 Tobias Grosser <grosser@fim.uni-passau.de>
3386
3387 * graphite-data-ref.c (graphite_test_dependence): Don't use
3388 GBB_DYNAMIC_SCHEDULE.
3389 * graphite.c (new_graphite_bb): Same.
3390 (free_graphite_bb): Same.
3391 (build_scop_dynamic_schedules): Removed.
3392 (graphite_transform_loops): Don't call it.
3393 * graphite.h (struct graphite_bb): Remove dynamic_schedule field.
3394 (GBB_DYNAMIC_SCHEDULE): Removed.
3395
33962009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3397 Tobias Grosser <grosser@fim.uni-passau.de>
3398
3399 * graphite.c (schedule_to_scattering): Don't use CloogMatrix.
3400 (print_graphite_bb): Same.
3401 (build_cloog_prog): Same.
3402
34032009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3404 Tobias Grosser <grosser@fim.uni-passau.de>
3405
3406 * graphite.c (build_cloog_prog): Don't use CloogMatrix.
3407
34082009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3409 Tobias Grosser <grosser@fim.uni-passau.de>
3410
3411 * graphite.c (build_scop_context): Don't use CloogMatrix.
3412 * graphite-ppl.c (new_Cloog_Domain_from_ppl_Polyhedron): New.
3413 * graphite-ppl.h (new_Cloog_Domain_from_ppl_Polyhedron): Declared.
3414
34152009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3416 Tobias Grosser <grosser@fim.uni-passau.de>
3417
3418 * graphite.h (struct scop): Move params, old_ivs, loops, loop_nest,
3419 liveout_renames, add_params fields...
3420 (struct sese): ... here.
3421 (SESE_PARAMS, SESE_LOOPS, SESE_LOOP_NEST, SESE_ADD_PARAMS,
3422 SESE_PARAMS, SESE_OLDIVS, SESE_LIVEOUT_RENAMES): New.
3423
34242009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3425 Tobias Grosser <grosser@fim.uni-passau.de>
3426
3427 * graphite.c (print_scop): Do not print the CLooG program.
3428 (new_scop, free_scop, initialize_cloog_names, build_scop_context,
3429 build_cloog_prog, gloog): Don't use SCOP_PROG.
3430 (find_transform): Renamed scop_to_clast.
3431 (print_generated_program, debug_generated_program): New.
3432 (graphite_transform_loops): Adapt to new interface.
3433 * graphite.h (struct scop): Remove program field.
3434 (SCOP_PROG): Removed.
3435 (print_generated_program, debug_generated_program): Declared.
3436
34372009-02-16 Sebastian Pop <sebastian.pop@amd.com>
3438
3439 * graphite-data-ref.c (schedule_precedes_p, schedule_same_p): New.
3440 (statement_precedes_p): Use schedule_same_p and schedule_precedes_p.
3441 * graphite.c (gbb_compare, schedule_to_scattering, print_graphite_bb,
3442 free_graphite_bb, build_scop_canonical_schedules,
3443 graphite_trans_bb_strip_mine, graphite_trans_scop_block): Static
3444 schedules are now represented using a ppl_Linear_Expression_t.
3445 * graphite.h (struct graphite_bb): Same.
3446 * graphite-ppl.c (ppl_lexico_compare_linear_expressions): New.
3447 * graphite-ppl.h (ppl_lexico_compare_linear_expressions): Declared.
3448
34492009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3450
3451 * graphite.c: Free local memory.
3452 * graphite-ppl.c: Same.
3453
34542009-02-15 Sebastian Pop <sebastian.pop@amd.com>
3455
3456 * graphite.c (const_column_index, get_first_matching_sign_row_index,
3457 get_lower_bound_row, get_upper_bound_row, copy_constraint,
3458 swap_constraint_variables, scale_constraint_variable): Removed.
3459 (graphite_trans_bb_strip_mine): Remove pong.
3460 * graphite-ppl.c: Include missing header files.
3461 (set_inhomogeneous, set_coef, shift_poly, ppl_strip_loop): New.
3462 * graphite-ppl.h (ppl_strip_loop): Declared.
3463 * Makefile.in (graphite-ppl.o): Adjust dependences.
3464
34652009-02-14 Sebastian Pop <sebastian.pop@amd.com>
3466
3467 * graphite.c (build_loop_iteration_domains): Remove ping pong.
3468 (build_scop_iteration_domain): Same.
3469
34702009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3471
3472 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3473 ping pong.
3474 (add_value_to_dim, scan_tree_for_params_right_scev,
3475 scan_tree_for_params_int): New.
3476 * graphite-ppl.c (oppose_constraint): New.
3477 (insert_constraint_into_matrix): Implement missing cases.
3478 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3479
34802009-02-13 Sebastian Pop <sebastian.pop@amd.com>
3481
3482 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3483 use ppl_move_dimension.
3484
34852009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3486
3487 * graphite-data-ref.c: Domains are now ppl_Polyhedra_t.
3488 * graphite.c: Same.
3489 * graphite.h: Same.
3490 * graphite-ppl.c: Same.
3491 * graphite-ppl.h: Same.
3492
34932009-02-12 Sebastian Pop <sebastian.pop@amd.com>
3494
3495 Revert last 3 commits.
3496
34972009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3498
3499 * graphite.c (scan_tree_for_params, add_conditions_to_domain): Remove
3500 ping pong.
3501 (add_value_to_dim, scan_tree_for_params_right_scev,
3502 scan_tree_for_params_int): New.
3503 * graphite-ppl.c (oppose_constraint): New.
3504 (insert_constraint_into_matrix): Implement missing cases.
3505 * graphite-ppl.h (insert_constraint_into_matrix): Declared.
3506
35072009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3508
3509 * graphite.c (graphite_trans_bb_move_loop): Remove unused variables.
3510
35112009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3512 Tobias Grosser <grosser@fim.uni-passau.de>
3513
3514 * graphite.c (graphite_trans_bb_move_loop): Remove ping pong,
3515 use ppl_move_dimension.
3516 * graphite-ppl.c (ppl_move_dimension): New.
3517 * graphite-ppl.h (ppl_move_dimension): Declared.
3518
35192009-02-10 Sebastian Pop <sebastian.pop@amd.com>
3520
3521 * graphite.c: Do not include cloog/cloog.h.
3522 (print_graphite_bb): Remove ping pong, call PPL print function.
3523
35242009-02-10 Tobias Grosser <grosser@fim.uni-passau.de>
3525
3526 * Makefile.in (OBJS-common): Add graphite-ppl.o.
3527 (graphite.o): Add dependence on graphite-ppl.h.
3528 (graphite-ppl.o): New.
3529 (graphite-data-ref.c): Ping pong between PPL data structures
3530 and matrices.
3531 * graphite-ppl.c: New.
3532 * graphite-ppl.h: New.
3533 * graphite.c: Include graphite-ppl.h.
3534 (print_graphite_bb, add_conditions_to_domain, build_cloog_prog,
3535 graphite_trans_bb_move_loop, graphite_trans_bb_strip_mine):
3536 Ping pong between PPL data structures and matrices.
3537 (new_graphite_bb): Create a PPL constraint system.
3538 Call ppl_delete_Constraint_System instead of cloog_matrix_free.
3539 (build_loop_iteration_domains): Use PPL functions.
3540 * graphite.h: Include graphite-ppl.h. Fix comments.
3541 (graphite_bb): Use a ppl_Constraint_System_t instead of
3542 CloogMatrix for representing the domain.
3543 (scop): Remove static_schedule.
3544 (gbb_nb_loops): Ping pong between PPL data structures and matrices.
3545
35462009-02-06 Sebastian Pop <sebastian.pop@amd.com>
3547
3548 * graphite.c: Fix some comments.
3549
35502009-02-05 Sebastian Pop <sebastian.pop@amd.com>
3551
3552 PR middle-end/38953
3553 * graphite.c (if_region_set_false_region): After moving a region
3554 in the false branch of a condition, remove the empty dummy
3555 basic block.
3556 (gloog): Remove wrong fix for PR38953.
3557
35582009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3559
3560 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
3561 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
3562 register_bb_in_sese, new_sese, free_sese): Moved.
3563 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
3564 outermost_loop_in_scop, build_scop_iteration_domain,
3565 expand_scalar_variables_ssa_name, get_vdef_before_scop,
3566 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
3567 Use loop_in_sese_p instead of loop_in_scop_p.
3568 (new_graphite_bb, new_scop, gloog): Do not initialize SCOP_BBS_B.
3569 (free_scop): Do not free SCOP_BBS_B.
3570 (nb_loops_around_loop_in_scop, nb_loops_around_gb,
3571 ref_nb_loops): Moved here...
3572 * graphite.h (ref_nb_loops): ... from here.
3573 (struct scop): Remove bbs_b bitmap.
3574 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
3575 * testsuite/gcc.dg/graphite/scop-19.c: New
3576
35772009-02-03 Tobias Grosser <grosser@fim.uni-passau.de>
3578
3579 * graphite.c (scopdet_basic_block_info): Fix bug in scop
3580 detection.
3581
35822009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3583
3584 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
3585 eq_loop_to_cloog_loop): Remove.
3586 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP.
3587 * graphite.h (struct scop): Remove loop2cloog_loop.
3588 (loop_domain_dim, loop_iteration_vector_dim): Remove.
3589
35902009-01-30 Tobias Grosser <grosser@fim.uni-passau.de>
3591
3592 * opts.c (decode_options): Only add graphite options to O2
3593 if we compile with graphite enabled.
3594
35952009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3596
3597 * Merge from mainline (r143163:143684).
3598
35992009-01-26 Sebastian Pop <sebastian.pop@amd.com>
3600
3601 * graphite.c (debug_value): Removed.
3602 * graphite.h (debug_value): Removed.
3603
36042009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3605
3606 * passes.c (init_optimization_passes): Do not call pass_copy_prop
3607 after graphite: pass_copy_prop does not maintain a proper loop closed
3608 SSA form. pass_copy_prop should be fixed.
3609
36102009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3611
3612 * graphite.c (scop_adjust_phis_for_liveouts): Fix warning.
3613
36142009-01-23 Sebastian Pop <sebastian.pop@amd.com>
3615
3616 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
3617 (gloog): Split the exit of the scop when the scop exit is a loop exit.
3618 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
3619 changed the CFG.
3620
36212009-01-20 Sebastian Pop <sebastian.pop@amd.com>
3622
3623 * graphite.c (gloog): Return true when code gen succeeded.
3624 (graphite_transform_loops): Do not call cleanup_tree_cfg if
3625 the code of the function did not changed. After cleanup_tree_cfg
3626 call rewrite_into_loop_closed_ssa to maintain the loop closed ssa
3627 form.
3628
36292009-01-19 Sebastian Pop <sebastian.pop@amd.com>
3630
3631 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
3632 gimple_call_lhs is NULL.
3633
36342009-01-16 Sebastian Pop <sebastian.pop@amd.com>
3635 Tobias Grosser <tobi.grosser@amd.com>
3636
3637 * graphite.c (graphite_trans_scop_block): Do not block single
3638 nested loops.
3639
36402009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3641 Tobias Grosser <tobi.grosser@amd.com>
3642
3643 * graphite.c (build_scop_canonical_schedules): Start schedules at
3644 zero.
3645
36462009-01-15 Sebastian Pop <sebastian.pop@amd.com>
3647 Tobias Grosser <tobi.grosser@amd.com>
3648
3649 * graphite.c (compare_prefix_loops): New.
3650 (build_scop_canonical_schedules): Rewritten.
3651 (graphite_transform_loops): Move build_scop_canonical_schedules
3652 after build_scop_iteration_domain.
3653
36542009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3655 Tobias Grosser <tobi.grosser@amd.com>
3656
3657 * graphite.c (add_conditions_to_domain): Add the loops to
3658 the dimension of the iteration domain. Do copy the domain
3659 only when it exists.
3660 (build_scop_conditions_1): Do not call add_conditions_to_domain.
3661 (add_conditions_to_constraints): New.
3662 (can_generate_code_stmt, can_generate_code): Removed.
3663 (gloog): Do not call can_generate_code.
3664 (graphite_transform_loops): Call add_conditions_to_constraints
3665 after building the iteration domain.
3666
36672009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3668 Tobias Grosser <tobi.grosser@amd.com>
3669 Jan Sjodin <jan.sjodin@amd.com>
3670
3671 * graphite.c (scan_tree_for_params): On substractions negate
3672 all the coefficients of the term.
3673 (clast_to_gcc_expression_red): New. Handle reduction expressions
3674 of more than two operands.
3675 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
3676 (get_vdef_before_scop): Handle also the case of default definitions.
3677
36782009-01-14 Sebastian Pop <sebastian.pop@amd.com>
3679
3680 PR middle-end/38431
3681 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
3682 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
3683 (gloog): Do not call cleanup_tree_cfg.
3684 (graphite_transform_loops): Call cleanup_tree_cfg after all
3685 scops have been code generated.
3686
36872009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3688
3689 * passes.c (init_optimization_passes): Schedule after
3690 graphite transforms pass_copy_prop, pass_dce_loop and pass_lim.
3691
36922009-01-13 Sebastian Pop <sebastian.pop@amd.com>
3693
3694 * graphite.c (expand_scalar_variables_stmt): Do not pass loop_p.
3695 Fix comment.
3696 (expand_scalar_variables_ssa_name): Do not pass loop_p. Fix comment.
3697 Set the type of an expression to the type of its assign statement.
3698 (expand_scalar_variables_expr): Do not pass loop_p.
3699 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
3700 (copy_bb_and_scalar_dependences): Do not pass loop_p.
3701 (translate_clast): Update call to copy_bb_and_scalar_dependences.
3702
37032009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3704
3705 * graphite.c (expand_scalar_variables_ssa_name): Set the type of
3706 an expression to the gimple_expr_type of its assign statement.
3707 (expand_scalar_variables_expr): Stop recursion on tcc_constant
3708 or tcc_declaration.
3709
37102009-01-11 Sebastian Pop <sebastian.pop@amd.com>
3711
3712 PR tree-optimization/38786
3713 * testsuite/gcc.dg/graphite/pr38786.c: New.
3714 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
3715 the SSA_NAME case of expand_scalar_variables_expr.
3716 (expand_scalar_variables_expr): Also gather the scalar computation
3717 used to index the memory access.
3718 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
3719 the gimple_stmt_iterator where it inserts new code.
3720
37212009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3722
3723 * testsuite/gcc.dg/graphite/block-3.c: Fix compile error on 32bit.
3724
37252009-01-10 Sebastian Pop <sebastian.pop@amd.com>
3726
3727 * opts.c (decode_options): Enable flag_graphite_identity and
3728 flag_loop_block in -O2 and above.
3729
37302009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3731
3732 * libjava/classpath/lib/gnu/java/awt/peer/gtk/GtkMouseInfoPeer.class:
3733 Fix merge problem: replace with the file from trunk.
3734
37352009-01-08 Sebastian Pop <sebastian.pop@amd.com>
3736
3737 * Merge from mainline (r141727:143163).
3738
37392009-01-07 Sebastian Pop <sebastian.pop@amd.com>
3740 Jan Sjodin <jan.sjodin@amd.com>
3741
3742 PR tree-optimization/38559
3743 * testsuite/gcc.dg/graphite/pr38559.c: New.
3744
3745 * graphite.c (debug_value, copy_constraint,
3746 swap_constraint_variables, scale_constraint_variable, ): New.
3747 (get_lower_bound, get_upper_bound): Removed.
3748 (graphite_trans_bb_strip_mine): Clean up this code that works
3749 only for constant number of iterations. Fully copy upper and
3750 lower bound constraints, not only the constant part of them.
3751 * graphite.h (debug_value): Declared.
3752
37532009-01-06 Jan Sjodin <jan.sjodin@amd.com>
3754
3755 PR tree-optimization/38492
3756 PR tree-optimization/38498
3757 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
3758 * tree-chrec.h (scev_is_linear_expression): Declared.
3759 * graphite.c (graphite_cannot_represent_loop_niter): New.
3760 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
3761 (graphite_loop_normal_form): Use gcc_assert.
3762 (scan_tree_for_params): Use CASE_CONVERT.
3763 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
3764 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
3765 Use gcc_assert. Discard scops that contain unhandled cases.
3766 (build_scop_conditions): Return a boolean status for unhandled cases.
3767 (strip_mine_profitable_p): Print the loop number, not its depth.
3768 (is_interchange_valid): Pass the depth of the loop nest, don't
3769 recompute it wrongly.
3770 (graphite_trans_bb_block): Same.
3771 (graphite_trans_bb_block): Print tentative of loop blocking.
3772 (graphite_trans_scop_block): Do not print that the loop has been
3773 blocked.
3774 (graphite_transform_loops): Do not handle scops that contain condition
3775 scalar phi nodes.
3776
3777 * testsuite/gcc.dg/graphite/pr38500.c: Fixed warning as committed
3778 in trunk.
3779 * testsuite/gcc.dg/graphite/block-0.c: Update test.
3780 * testsuite/gcc.dg/graphite/block-1.c: Same.
3781 * testsuite/gcc.dg/graphite/block-2.c: Remove xfail and test for
3782 blocking.
3783 * testsuite/gcc.dg/graphite/block-4.c: Remove test for strip mine.
3784 * testsuite/gcc.dg/graphite/block-3.c: New.
3785 * testsuite/gcc.dg/graphite/pr38498.c: New.
3786
37872008-12-22 Harsha Jagasia <harsha.jagasia@amd.com>
3788
3789 PR tree-optimization/38510
3790 * gcc.dg/graphite/pr38510.c: New.
3791 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
3792 (translate_clast): Call recompute_all_dominators before
3793 graphite_verify.
3794 (gloog): Call recompute_all_dominators before graphite_verify.
3795
37962008-12-12 Sebastian Pop <sebastian.pop@amd.com>
3797
3798 PR tree-optimization/38492
3799 * graphite.c (rename_map_elt, debug_rename_elt,
3800 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
3801 rename_map_elt_info, eq_rename_map_elts,
3802 get_new_name_from_old_name, bb_in_sese_p): Moved around.
3803 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
3804 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
3805 (sese_build_livein_liveouts): New.
3806 (new_sese, free_sese): New.
3807 (new_scop): Call new_sese.
3808 (free_scop): Call free_sese.
3809 (rename_variables_from_edge, rename_phis_end_scop): Removed.
3810 (register_old_new_names): Renamed register_old_and_new_names.
3811 (register_scop_liveout_renames, add_loop_exit_phis,
3812 insert_loop_close_phis, struct igp,
3813 default_liveout_before_guard, add_guard_exit_phis,
3814 insert_guard_phis, copy_renames): New.
3815 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
3816 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
3817 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
3818 (scop_adjust_phis_for_liveouts): New.
3819 (gloog): Call scop_adjust_phis_for_liveouts.
3820
3821 * graphite.h (struct sese): Documented. Added fields liveout,
3822 num_ver and livein.
3823 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
3824 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
3825 (struct scop): Added field liveout_renames.
3826 (SCOP_LIVEOUT_RENAMES): New.
3827
38282008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3829
3830 PR tree-optimization/38409
3831 * gcc.dg/graphite/pr38409.c: New.
3832 * graphite.c (nb_reductions_in_loop): Use simple_iv.
3833
38342008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3835
3836 * graphite.c (gcc_type_for_cloog_iv): By default return
3837 integer_type_node.
3838 (graphite_create_new_loop): Don't fold_convert the already
3839 fold_convert-ed expression.
3840
38412008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
3842
3843 PR tree-optimization/38446
3844 * gcc.dg/graphite/pr38446.c: New.
3845 * graphite.c (register_bb_in_sese): New.
3846 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
3847 looking at the bbs in the region.
3848 * graphite.h (sese): Add region_basic_blocks pointer set to
3849 structure and initialize at the time of defining new scop.
3850
38512008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
3852
3853 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
3854 (find_params_in_bb): Do not free data refs.
3855 (free_graphite_bb): Add FIXME on disabled free_data_refs.
3856
38572008-12-11 Sebastian Pop <sebastian.pop@amd.com>
3858
3859 * testsuite/gcc.dg/graphite/scop-16.c: Test only scop specific info.
3860 * testsuite/gcc.dg/graphite/scop-17.c: Same.
3861 * testsuite/gcc.dg/graphite/block-5.c: New.
3862 * testsuite/gcc.dg/graphite/block-6.c: New.
3863 * testsuite/gcc.dg/graphite/pr37485.c: Clean dump file after.
3864 * testsuite/gcc.dg/graphite/pr37684.c: Same.
3865 * testsuite/gcc.dg/graphite/block-2.c: Same.
3866
3867 * graphite.c (struct ivtype_map_elt): New.
3868 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
3869 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
3870 gcc_type_for_cloog_iv): New.
3871 (loop_iv_stack_patch_for_consts): Use the type of the induction
3872 variable from the original loop, except for the automatically
3873 generated loops, i.e., in the case of a strip-mined loop, in
3874 which case there is no original loop: in that case just use
3875 integer_type_node.
3876 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
3877 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
3878 (clast_name_to_gcc): Accept params to be NULL.
3879 (clast_to_gcc_expression): Take an extra parameter for the type.
3880 Convert to that type all the expressions built by this function.
3881 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
3882 (graphite_translate_clast_equation): Compute the type of the
3883 clast_equation before translating its LHS and RHS.
3884 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
3885 (graphite_create_new_loop): Compute the type of the induction
3886 variable before translating the lower and upper bounds and before
3887 creating the induction variable.
3888 (rename_variables_from_edge, rename_phis_end_scop): New.
3889 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
3890 (sese_add_exit_phis_edge): Do not use integer_zero_node.
3891 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
3892 compute_cloog_iv_types): New.
3893 (gloog): Call compute_cloog_iv_types before starting the
3894 translation of the clast.
3895
3896 * graphite.h (struct graphite_bb): New field cloog_iv_types.
3897 (GBB_CLOOG_IV_TYPES): New.
3898 (debug_ivtype_map): Declared.
3899 (oldiv_for_loop): New.
3900
39012008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
3902
3903 PR middle-end/38459
3904 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
3905 (param_index): Assert if parameter is not know after parameter
3906 detection.
3907 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
3908 (find_scop_parameters): Mark, that we have finished parameter
3909 detection.
3910 (graphite_transform_loops): Move condition detection before parameter
3911 detection.
3912 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
3913 * testsuite/gfortran.dg/graphite/pr38459.f90: New.
3914
39152008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3916
3917 * graphite.c (graphite_transform_loops): Always call find_transform ()
3918 in ENABLE_CHECKING. So we test these code paths, even if we do not
3919 generate code.
3920
39212008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
3922
3923 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
3924 (print_scop): Ditto.
3925
39262008-12-08 Tobias Grosser <grosser@fim.uni-passau.de>
3927
3928 PR middle-end/38084
3929 Fix testsuite/gfortran.dg/graphite/id-3.f90.
3930 * graphite.c (scopdet_basic_block_info): Fix bug that found some
3931 regions more than once.
3932
39332008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3934
3935 Fix testsuite/gfortran.dg/graphite/id-4.f90.
3936 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
3937 when not needed.
3938
39392008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3940
3941 Fix testsuite/gfortran.dg/graphite/id-1.f90.
3942 * graphite.c (gmp_cst_to_tree): Pass the type in parameter.
3943 (loop_iv_stack_patch_for_consts): Update use of gmp_cst_to_tree.
3944 (max_precision_type): New.
3945 (value_clast): Removed.
3946 (clast_to_gcc_expression): Be more careful to types of expressions.
3947 Use max_precision_type and update use of gmp_cst_to_tree.
3948 (graphite_translate_clast_equation): Use max_precision_type.
3949 (graphite_create_guard_cond_expr): Do not use integer_type_node,
3950 use the type of the condition.
3951 (graphite_create_new_loop): Do not use integer_type_node, use the
3952 max_precision_type of lb and ub.
3953
39542008-12-03 Sebastian Pop <sebastian.pop@amd.com>
3955
3956 * graphite.c (build_scops_1): Initialize open_scop.exit
3957 and sinfo.last.
3958
39592008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3960
3961 * testsuite/gcc.dg/graphite/pr38084.c: New.
3962 * testsuite/gfortran.dg/graphite/id-1.f90: New.
3963 * testsuite/gfortran.dg/graphite/id-2.f90: New.
3964 * testsuite/gfortran.dg/graphite/id-3.f90: New.
3965 * testsuite/gfortran.dg/graphite/id-4.f90: New.
3966 * testsuite/gfortran.dg/graphite/pr37857.f90: New.
3967
39682008-12-02 Sebastian Pop <sebastian.pop@amd.com>
3969 Jan Sjodin <jan.sjodin@amd.com>
3970 Harsha Jagasia <harsha.jagasia@amd.com>
3971
3972 PR middle-end/37852
3973 PR middle-end/37883
3974 PR middle-end/37928
3975 PR middle-end/37980
3976 PR middle-end/38038
3977 PR middle-end/38039
3978 PR middle-end/38073
3979 PR middle-end/38083
3980 PR middle-end/38125
3981
3982 * testsuite/gcc.dg/graphite/pr38073.c: New.
3983 * testsuite/gcc.dg/graphite/pr37928.c: New.
3984 * testsuite/gcc.dg/graphite/pr37883.c: New.
3985 * testsuite/gcc.dg/graphite/pr38125.c: New.
3986 * testsuite/gfortran.dg/graphite/pr38083.f90: New.
3987 * testsuite/gfortran.dg/graphite/pr37852.f90: New.
3988 * testsuite/gfortran.dg/graphite/pr37980.f90: New.
3989
3990 * testsuite/gcc.dg/graphite/scop-18.c: Remove reduction, test for
3991 the number of detected scops. Copy exact same test for loop
3992 blocking...
3993 * testsuite/gcc.dg/graphite/block-1.c: Fix the number of expected
3994 loops to be blocked as reductions are not handled.
3995 * testsuite/gcc.dg/graphite/block-4.c: ...here. New.
3996
3997 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
3998 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
3999 ...here.
4000 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
4001 * Makefile.in (graphite.o): Depend on value-prof.h.
4002 (graphite.o-warn): Removed -Wno-error.
4003 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
4004 to be a NULL pointer. Call update_stmt. Return the newly created
4005 cannonical induction variable.
4006
4007 * graphite.h (debug_rename_map): Declared. Fix some comments.
4008
4009 * graphite.c: Reimplement the code generation from graphite to gimple.
4010 Include value-prof.h.
4011 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
4012 (get_old_iv_from_ssa_name): Removed.
4013 (graphite_stmt_p): New.
4014 (new_graphite_bb): Test for useful statements before building a
4015 graphite statement for the basic block.
4016 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
4017 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without
4018 reason.
4019 (recompute_all_dominators, graphite_verify,
4020 nb_reductions_in_loop, graphite_loop_normal_form): New.
4021 (scop_record_loop): Call graphite_loop_normal_form.
4022 (build_scop_loop_nests): Iterate over all the blocks of the
4023 function instead of relying on the incomplete information from
4024 SCOP_BBS. Return the success of the operation.
4025 (find_params_in_bb): Use the data from GBB_DATA_REFS.
4026 (add_bb_domains): Removed.
4027 (build_loop_iteration_domains): Don't call add_bb_domains.
4028 Add the iteration domain only to the basic blocks that have been
4029 translated to graphite.
4030 (build_scop_conditions_1): Add constraints only if the basic
4031 block have been translated to graphite.
4032 (build_scop_data_accesses): Completely disabled until data
4033 dependence is correctly implemented.
4034 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
4035 (remove_all_edges_1, remove_all_edges): Removed.
4036 (get_new_name_from_old_name): New.
4037 (graphite_rename_variables_in_stmt): Renamed
4038 rename_variables_in_stmt. Call get_new_name_from_old_name.
4039 Use replace_exp and update_stmt.
4040 (is_old_iv): Renamed is_iv.
4041 (expand_scalar_variables_stmt): Extra parameter for renaming map.
4042 Use replace_exp and update_stmt.
4043 (expand_scalar_variables_expr): Same. Use the map to get the
4044 new names for the renaming of induction variables and for the
4045 renaming of variables after a basic block has been copied.
4046 (expand_scalar_variables): Same.
4047 (graphite_rename_variables): Renamed rename_variables.
4048 (move_phi_nodes): Removed.
4049 (get_false_edge_from_guard_bb): New.
4050 (build_iv_mapping): Do not insert the induction variable of a
4051 loop in the renaming iv map if the basic block does not belong
4052 to that loop.
4053 (register_old_new_names, graphite_copy_stmts_from_block,
4054 copy_bb_and_scalar_dependences): New.
4055 (translate_clast): Heavily reimplemented: copy basic blocks,
4056 do not move them. Finally, in call cleanup_tree_cfg in gloog.
4057 At each translation step call graphite_verify ensuring the
4058 consistency of the SSA, loops and dominators information.
4059 (collect_virtual_phis, find_vdef_for_var_in_bb,
4060 find_vdef_for_var_1, find_vdef_for_var,
4061 patch_phis_for_virtual_defs): Removed huge hack.
4062 (mark_old_loops, remove_dead_loops, skip_phi_defs,
4063 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
4064 gbb_can_be_ignored, scop_remove_ignoreable_gbbs, ): Removed.
4065 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
4066 if_region_get_condition_block, if_region_set_false_region,
4067 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
4068 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
4069 sese_add_exit_phis_edge, sese_add_exit_phis_var,
4070 rewrite_into_sese_closed_ssa): New.
4071 (gloog): Remove dead code. Early return if code cannot be
4072 generated. Call cleanup_tree_cfg once the scop has been code
4073 generated.
4074 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
4075 block loops with less than two loops.
4076 (graphite_apply_transformations): Remove the call to
4077 scop_remove_ignoreable_gbbs.
4078 (limit_scops): When build_scop_loop_nests fails, continue on
4079 the next scop. Fix open_scop.entry.
4080 (graphite_transform_loops): Call recompute_all_dominators: force the
4081 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
4082 Call initialize_original_copy_tables and free_original_copy_tables
4083 to be able to copy basic blocks during code generation.
4084 When build_scop_loop_nests fails, continue on next scop.
4085 (value_clast): New union.
4086 (clast_to_gcc_expression): Fix type cast warning.
4087
40882008-11-09 Sebastian Pop <sebastian.pop@amd.com>
4089
4090 * Merge from mainline (r140838:141727).
4091
40922008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4093
4094 PR middle-end/37833
4095
4096 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
4097
40982008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
4099
4100 PR middle-end/37943
4101
4102 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
4103 exits and conditions.
4104 * testsuite/gcc.dg/graphite/pr37943.c: New.
4105
41062008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4107
4108 PR middle-end/37886
4109 * graphite.c (gloog): Replace EXIT_BLOCK_PTR with scop exit.
4110
41112008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
4112
4113 * doc/invoke.texi: Fix spaces.
4114
41152008-10-22 Sebastian Pop <sebastian.pop@amd.com>
4116
4117 PR tree-optimization/37891
4118 Reverted last commit.
4119 * graphite.c (create_single_entry_edge): Set
4120 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4121
41222008-10-21 Sebastian Pop <sebastian.pop@amd.com>
4123 Mitul Thakkar <mitul.thakkar@amd.com>
4124
4125 * graphite.c (create_single_entry_edge): Set
4126 EDGE_IRREDUCIBLE_LOOP and BB_IRREDUCIBLE_LOOP.
4127
41282008-10-16 Tobias Grosser <grosser@fim.uni-passau.de>
4129
4130 * doc/invoke.texi: Add -fgraphite-identity.
4131 * graphite.c (graphite_apply_transformations): Check for
4132 -fgraphite-identity.
4133 * toplev.c (process_options): Add flag_graphite_identity.
4134 * tree-ssa-loop.c: Add flag_graphite_identity.
4135
41362008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4137
4138 Undo changes from 2008-10-02:
4139 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4140 operand type when copying the operand to a variable of different type.
4141 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4142 with the IV name after increment.
4143
41442008-10-14 Sebastian Pop <sebastian.pop@amd.com>
4145 Harsha Jagasia <harsha.jagasia@amd.com>
4146
4147 PR tree-optimization/37828
4148 * testsuite/gcc.dg/graphite/pr37828.c: New.
4149 * graphite.c (graphite_trans_loop_block): Do not loop block
4150 single nested loops.
4151
41522008-10-09 Harsha Jagasia <harsha.jagasia@amd.com>
4153 Sebastian Pop <sebastian.pop@amd.com>
4154
4155 * graphite.c (struct rename_map_elt, new_rename_map_elt,
4156 rename_map_elt_info, eq_rename_map_elts): New.
4157 (graphite_rename_ivs_stmt): Renamed graphite_rename_variables_in_stmt.
4158 (expand_scalar_variables_expr): Change parameters.
4159 (expand_scalar_variables_stmt): Same.
4160 (expand_scalar_variables): Same.
4161 (graphite_rename_ivs): Rename graphite_rename_variables.
4162 (build_iv_mapping): New.
4163 (translate_clast): Call build_iv_mapping.
4164 * graphite.h (gbb_p): New name.
4165
41662008-10-03 Harsha Jagasia <harsha.jagasia@amd.com>
4167
4168 PR tree-optimization/37684
4169 * gcc.dg/graphite/pr37684.c: New.
4170 * graphite.c (exclude_component_ref): New.
4171 (is_simple_operand): Call exclude_component_ref.
4172
41732008-10-02 Jan Sjodin <jan.sjodin@amd.com>
4174 Harsha Jagasia <harsha.jagasia@amd.com>
4175
4176 PR tree-optimization/37485
4177 * gcc.dg/graphite/block-2.c: New
4178 * graphite.c (gmp_cst_to_tree): Moved.
4179 (iv_stack_entry_is_constant): New.
4180 (iv_stack_entry_is_iv): New.
4181 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
4182 (loop_iv_stack_insert_constant): New.
4183 (loop_iv_stack_pop): Use new datatpype.
4184 (loop_iv_stack_get_iv): Same.
4185 (loop_iv_stack_get_iv_from_name): Same.
4186 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
4187 (loop_iv_stack_patch_for_consts): New.
4188 (loop_iv_stack_remove_constants): New.
4189 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
4190 (translate_clast): Call loop_iv_stack_patch_for_consts and
4191 loop_iv_stack_remove_constants.
4192 (gloog): Use new datatype. Redirect construction edge to end
4193 block to avoid accidental deletion.
4194 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
4195 iv stack entry.
4196 (union iv_stack_entry_data): New. Data in iv stack entry.
4197 (struct iv_stack_entry): New. Datatype for iv stack entries.
4198
41992008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4200
4201 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Convert
4202 operand type when copying the operand to a variable of different type.
4203
42042008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4205
4206 * cfgloopmanip.c (create_empty_loop_on_edge): Write exit condition
4207 with the IV name after increment.
4208
42092008-10-02 Sebastian Pop <sebastian.pop@amd.com>
4210
4211 * Merge from mainline (r140164:140838).
4212
42132008-09-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4214
4215 * graphite-data-ref.c: New.
4216 * graphite.c (print_scop): Also dump the dependence graph.
4217 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): Moved...
4218 (new_scop): Initialize SCOP_DEP_GRAPH.
4219 (build_scop_dynamic_schedules): New.
4220 (build_access_matrix_with_af): Fixed column numbering.
4221 (graphite_transform_loops): Call build_scop_dynamic_schedules.
4222 * graphite.h: Add ifndef/define guards against multiple inclusion.
4223 (struct scop): Add dep_graph field.
4224 (SCOP_DEP_GRAPH): Defined.
4225 (ref_nb_loops): Fixed and moved to other position.
4226 (bb_in_scop_p, loop_in_scop_p, nb_loops_around_gb): ... here.
4227 (nb_loops_around_loop_in_scop): New.
4228 (graphite_dump_dependence_graph): Declared.
4229 (graphite_build_rdg_all_levels): Declared.
4230 (graphite_test_dependence): Declared.
4231 * Makefile.in (graphite-data-ref.o): New target.
4232
42332008-09-09 Sebastian Pop <sebastian.pop@amd.com>
4234
4235 * Merge from mainline (139870:140164).
4236
42372008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4238
4239 * Merge from mainline (138275:139870).
4240 * testsuite/gcc.dg/graphite/scop-matmult.c: XFailed as one of
4241 the commits from trunk broke the niter detection.
4242
42432008-09-01 Sebastian Pop <sebastian.pop@amd.com>
4244
4245 * graphite.c: Add more documentation. Fix formatting.
4246 (debug_loop_vec, debug_oldivs, loop_iv_stack,
4247 loop_iv_stack_debug): Moved...
4248 (schedule_to_scattering): Move before use.
4249 (dot_all_scops): Include in "#if 0" the code for system
4250 call dotty.
4251
4252 * graphite.h: (debug_loop_vec, debug_oldivs, loop_iv_stack,
4253 loop_iv_stack_debug): ...here.
4254
42552008-08-29 Jan Sjodin <jan.sjodin@amd.com>
4256
4257 * tree-phinodes.c (make_phi_node): Extern.
4258 (add_phi_node_to_bb): New.
4259 (create_phi_node): Call add_phi_node_to_bb.
4260 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4261 (remove_statement): Handle case where stored phi was updated
4262 and is no longer the same.
4263 * graphite.c (is_parameter): New.
4264 (is_old_iv): New.
4265 (expand_scalar_variables_expr): New.
4266 (expand_scalar_variables_stmt): New.
4267 (expand_scalar_variables): New.
4268 (move_phi_nodes): Create new phi instead of moving old one.
4269 (translate_clast): Call expand_scalar_variables.
4270 (find_vdef_for_var_in_bb): Also scan regular definitions.
4271 (skip_phi_defs): New.
4272 (collect_scop_exit_phi_args): New.
4273 (patch_scop_exit_phi_args): New.
4274 (gloog): Patch phis after scop.
4275 * tree-flow.h: (add_phi_node_to_bb): Declared.
4276 (make_phi_node): Declared.
4277
42782008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4279
4280 * graphite.c (end_scop): Split the entry of the scop when it
4281 is the header of the loop in which the scop is ending.
4282 (build_scops_1, limit_scops): Update uses of end_scop.
4283
42842008-08-26 Sebastian Pop <sebastian.pop@amd.com>
4285
4286 * graphite.c (dot_all_scops_1): Do not fail on uninitialized
4287 SCOP_ENTRY or SCOP_EXIT.
4288
42892008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4290
4291 * graphite.c (get_construction_edge): Removed.
4292 (gloog): Construction edge is the scop entry edge.
4293
42942008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4295
4296 * graphite.c (can_generate_for_scop): Removed.
4297 (gloog): Do not call it.
4298
42992008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4300
4301 * graphite.c (new_scop): Entry of a scop is an edge.
4302 Initialize SESE region.
4303 (free_scop): Free SESE region.
4304 (build_scops_1, scopdet_bb_info): Work on edges, not on bbs.
4305 (split_difficult_bb): New, split from end_scop.
4306 (end_scop): Exit of a scop is an edge.
4307 (build_scop_bbs): Never check CDI_POST_DOMINATORS: this info is
4308 not automatically updated and thus is always wrong.
4309 * graphite.h (struct sese): New.
4310 (SESE_ENTRY): New.
4311 (SESE_EXIT): New.
4312 (struct scop): New field for a SESE region. Remove entry, exit.
4313 (SCOP_ENTRY, SCOP_EXIT): Update definitions to match same
4314 semantics as before. Moved comment around.
4315
43162008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4317 Sebastian Pop <sebastian.pop@amd.com>
4318
4319 * graphite.c (graphite_transform_loops): Always enable gloog
4320 and find_transform when ENABLE_CHECKING.
4321
43222008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4323
4324 * graphite.c (graphite_transform_loops): Move pretty printer
4325 of SCOPs before doing any transform. Remove call to print_scops
4326 and dot_all_scops_1.
4327
43282008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4329
4330 * graphite.c (dump_gbb_conditions): Don't try to print NULL pointers.
4331 (print_graphite_bb): Same.
4332
43332008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4334
4335 * graphite.c (dot_all_scops_1): Cleanup.
4336 (move_scops): Fix comment.
4337
43382008-08-25 Sebastian Pop <sebastian.pop@amd.com>
4339
4340 * graphite.c (build_scop_bbs): Revert commit 139355:
4341
4342 2008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4343 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4344
4345 * graphite.c (build_scop_bbs): Factor up code.
4346
43472008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4348
4349 * graphite.c (gloog): Update dominator info.
4350
43512008-08-25 Tobias Grosser <grosser@fim.uni-passau.de>
4352
4353 * graphite.c (remove_cond_exprs): Do not fail on empty bbs.
4354
43552008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4356
4357 * graphite.c (new_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP
4358 initialization.
4359 (free_graphite_bb): Remove GBB_INDEX_TO_NUM_MAP free.
4360 (translate_clast): Correct formatting.
4361 * graphite.h (struct num_map): Removed.
4362 (struct graphite_bb): Remove num_map field.
4363 (GBB_INDEX_TO_NUM_MAP): Removed.
4364
43652008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4366
4367 * graphite.c (build_access_matrix_with_af): Fix comments.
4368 (build_scop_data_accesses): Same.
4369
43702008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4371
4372 * graphite.c (build_scop_data_accesses): Don't construct
4373 access matrices. Add a FIXME and an assert condition that
4374 should pass when the access matrices will be needed.
4375
43762008-08-24 Sebastian Pop <sebastian.pop@amd.com>
4377
4378 * tree-data-ref.c (stmt_simple_memref_p): Don't call
4379 really_constant_p.
4380 * graphite.c (build_graphite_bb): Renamed new_graphite_bb.
4381 Moved close by free_graphite_bb.
4382 (free_graphite_bb): Call free_data_refs. Reset bb->aux.
4383 (new_scop): Move close by free_scop.
4384 (graphite_transform_loops): Avoid linear scan to reset bb->aux.
4385
43862008-08-22 Jan Sjodin <jan.sjodin@amd.com>
4387
4388 * cfgloopmanip.c (create_empty_if_region_on_edge): New.
4389 * graphite.c (clast_to_gcc_expression): Call gmp_cst_to_tree
4390 instead of recursive call.
4391 (graphite_translate_clast_equation): New.
4392 (graphite_create_guard_cond_expr): New.
4393 (graphite_create_new_guard): New.
4394 (get_stack_index_from_iv): Removed.
4395 (graphite_rename_ivs_stmt): Use gbb_loop_index.
4396 (get_true_edge_from_guard_bb): New.
4397 (translate_clast): Handle stmt_guard in clast.
4398 (get_construction_edge): Allow construction edge detection for
4399 a scope entry with multiple predecessors if one predecessor is
4400 the immediate dominator of scope entry.
4401 (can_generate_code_stmt): Enable code generation for clast_guard.
4402 (gloog): Use correct context loop. Removed check for post dominators.
4403 * cfgloop.h (create_empty_if_region_on_edge): Declared.
4404
44052008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4406
4407 * graphite.c (remove_dead_loops): Document better which
4408 loops are removed.
4409
44102008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4411
4412 * Makefile.in: Rename POLYLIBLIBS and POLYLIBINC to PPLLIBS
4413 and PPLINC.
4414 (graphite.o): Also depends on pointer-set.h.
4415
44162008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4417
4418 * graphite.c (scop_record_loop): Fix compile warning.
4419
44202008-08-21 Harsha Jagasia <harsha.jagasia@amd.com>
4421 Sebastian Pop <sebastian.pop@amd.com>
4422
4423 * graphite.c (scop_record_loop): DECL_NAME can be NULL.
4424
44252008-08-21 Sebastian Pop <sebastian.pop@amd.com>
4426
4427 * graphite.c (build_graphite_bb): Initialize bb->aux to
4428 point to the graphite_bb_p.
4429 (graphite_bb_from_bb): Renamed gbb_from_bb; returns the
4430 content of bb->aux.
4431 (add_bb_domains): Does not use the scop parameter.
4432 (graphite_transform_loops): Clean bb->aux at the end.
4433
44342008-08-20 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4435 Sebastian Pop <sebastian.pop@amd.com>
4436
4437 * testsuite/lib/target-supports.exp
4438 (check_effective_target_fgraphite): New.
4439
4440 * testsuite/gcc.dg/graphite/graphite.exp: Early exit when
4441 check_effective_target_fgraphite returns false.
4442 Set dg-do-what-default to compile.
4443 (scan-graphite-dump-times): Removed.
4444 * testsuite/gfortran.dg/graphite/graphite.exp: Same.
4445
4446 * testsuite/gcc.dg/graphite/scop-0.c: Do not use "dg-do compile".
4447 Use scan-tree-dump-times instead of scan-graphite-dump-times.
4448 * testsuite/gcc.dg/graphite/scop-1.c: Same.
4449 * testsuite/gcc.dg/graphite/scop-2.c: Same.
4450 * testsuite/gcc.dg/graphite/scop-3.c: Same.
4451 * testsuite/gcc.dg/graphite/scop-4.c: Same.
4452 * testsuite/gcc.dg/graphite/scop-5.c: Same.
4453 * testsuite/gcc.dg/graphite/scop-6.c: Same.
4454 * testsuite/gcc.dg/graphite/scop-7.c: Same.
4455 * testsuite/gcc.dg/graphite/scop-8.c: Same.
4456 * testsuite/gcc.dg/graphite/scop-9.c: Same.
4457 * testsuite/gcc.dg/graphite/scop-10.c: Same.
4458 * testsuite/gcc.dg/graphite/scop-11.c: Same.
4459 * testsuite/gcc.dg/graphite/scop-12.c: Same.
4460 * testsuite/gcc.dg/graphite/scop-13.c: Same.
4461 * testsuite/gcc.dg/graphite/scop-matmult.c: Same.
4462 * testsuite/gcc.dg/graphite/scop-14.c: Same.
4463 * testsuite/gcc.dg/graphite/scop-15.c: Same.
4464 * testsuite/gcc.dg/graphite/block-0.c: Same.
4465 * testsuite/gcc.dg/graphite/scop-16.c: Same.
4466 * testsuite/gcc.dg/graphite/block-1.c: Same.
4467 * testsuite/gcc.dg/graphite/scop-17.c: Same.
4468 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4469 * testsuite/gfortran.dg/graphite/block-1.f90: Same.
4470 * testsuite/gfortran.dg/graphite/scop-1.f: Same.
4471 * testsuite/gfortran.dg/graphite/block-2.f: Same.
4472
44732008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4474
4475 * graphite.c: Fix some XXX comments.
4476 (build_scop_dynamic_schedules): Removed.
4477
44782008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4479
4480 * graphite.h (scop_max_loop_depth): Moved...
4481 * graphite.c (scop_max_loop_depth): ...here.
4482 (remove_all_edges_1): New.
4483 (remove_all_edges): Factored code.
4484 (remove_cond_exprs): Check only the last statement for
4485 a GIMPLE_COND expression.
4486
44872008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4488
4489 * graphite.c (scan_tree_for_params): Early return when the
4490 expression is a chrec_dont_know. Handle case NEGATE_EXPR.
4491 (find_scop_parameters): Factor out code.
4492 (graphite_trans_bb_strip_mine): Remove dead code.
4493
44942008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4495
4496 * graphite.c (clast_to_gcc_expression, graphite_create_new_loop,
4497 graphite_trans_bb_move_loop): Factor asserts.
4498 (gloog): Perform sanity checks only for ENABLE_CHECKING.
4499 Do not call calculate_dominance_info and estimate_bb_frequencies.
4500
45012008-08-20 Jan Sjodin <jan.sjodin@amd.com>
4502
4503 * graphite.c (create_loops_mapping, free_loops_mapping,
4504 create_loops_mapping_num, debug_loop_mapping_1,
4505 debug_loop_mapping, graphite_loops_mapping_max_loop_num,
4506 get_loop_mapping_for_num, graphite_loops_mapping_add_child,
4507 graphite_loops_mapping_add_child_num,
4508 graphite_loops_mapping_insert_child,
4509 graphite_loops_mapping_parent, get_loop_mapped_depth_for_num,
4510 get_loop_mapped_depth, split_loop_mapped_depth_for_num,
4511 loop_mapped_depth_split_loop, swap_loop_mapped_depth_for_num,
4512 create_num_from_index, get_num_from_index,
4513 swap_loop_mapped_depth): Removed.
4514 (new_scop): Do not initialize SCOP_LOOPS_MAPPING.
4515 (free_scop): Do not call free_loops_mapping.
4516 (graphite_get_new_iv_stack_index_from_old_iv): Renamed
4517 get_stack_index_from_iv. Use GBB_LOOPS instead of calling
4518 get_loop_mapped_depth.
4519 (graphite_trans_bb_move_loop): Do not update the loop mapping.
4520 (graphite_trans_bb_strip_mine): Same.
4521 * graphite.h (graphite_loops_mapping, graphite_loop_node): Removed.
4522 (struct scop): Remove field loops_mapping.
4523
45242008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4525 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4526
4527 * graphite.c (scop_record_loop): Factor out one level of the
4528 condition by early return.
4529 (build_scop_loop_nests): Format following FSF coding style.
4530 (build_scop_dynamic_schedules): Factor out code.
4531 (scopdet_bb_info): Reindent. Default case should not be reachable.
4532
45332008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4534 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4535
4536 * graphite.c (loop_affine_expr): Check for DECL_P or struct
4537 assignments that are not handled as simple operands for now.
4538
45392008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4540 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4541
4542 * graphite.c (build_scop_bbs): Factor up code.
4543
45442008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4545 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4546
4547 * graphite.c (stmt_simple_for_scop_p): Factor code out
4548 of the loop.
4549 (enum gbb_type): New. Group all the GBB_* types under it.
4550 (is_loop_exit): Moved...
4551 (end_scop): Enable BB spliting.
4552 * cfgloop.c (is_loop_exit): ...here. Reimplemented.
4553 * cfgloop.h (is_loop_exit): Declared.
4554
45552008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4556
4557 * doc/invoke.texi: Remove strides from examples containing
4558 DO loops when the strides are equal to 1.
4559
45602008-08-20 Harsha Jagasia <harsha.jagasia@amd.com>
4561 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4562
4563 * graphite.c (graphite_trans_scop_block): Or the result with
4564 the result from graphite_trans_loop_block.
4565 * testsuite/gcc.dg/graphite/block-1.c: New.
4566 * testsuite/gfortran.dg/graphite/block-1.f90: New.
4567 * testsuite/gfortran.dg/graphite/block-2.f: New.
4568
45692008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4570
4571 * graphite.c (graphite_transform_loops): Call cloog_initialize
4572 and cloog_finalize.
4573
45742008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4575
4576 * tree-data-ref.c) (stmt_simple_memref_p): New.
4577 * tree-data-ref.h (stmt_simple_memref_p): Declared.
4578 * graphite.c (stmt_simple_memref_for_scop_p): Removed.
4579 (is_simple_operand): Call stmt_simple_memref_p.
4580
4581 * testsuite/gcc.dg/graphite/scop-matmult.c: Updated for not
4582 using pointer arithmetic, as this is optimized by PRE and
4583 makes the code too difficult to analyze.
4584
4585 * testsuite/gcc.dg/graphite/scop-18.c: Same.
4586
45872008-08-20 Sebastian Pop <sebastian.pop@amd.com>
4588
4589 * gdbinit.in (pgg): New.
4590
45912008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4592
4593 * graphite.c (graphite_trans_loop_block): Fix warning.
4594
45952008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4596
4597 * graphite.c (graphite_trans_loop_block): Fix my merge error.
4598
45992008-08-15 Tobias Grosser <grosser@fim.uni-passau.de>
4600
4601 * graphite.c (graphite_trans_bb_block): Remove check for
4602 flag_loop_strip_mine, flag_loop_block, flag_loop_interchange.
4603 Check if loop blocking is profitable for every loop, before applying
4604 the changes.
4605 (graphite_apply_transformations): Call graphite_trans_bb_block only,
4606 if flag_loop_block is set.
4607
46082008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4609
4610 * graphite.c: Add some more documentation for the loop
4611 mapping.
4612
46132008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4614
4615 * Makefile.in (tree-data-ref.o): Remove dependence on graphite.h.
4616 * graphite.c: Format on less than 80 columns.
4617 * graphite.h: Same.
4618
46192008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4620
4621 * cfgloopmanip.c (loopify): Use update_dominators_in_loop.
4622
46232008-08-14 Sebastian Pop <sebastian.pop@amd.com>
4624
4625 * doc/invoke.texi (floop-block, floop-strip-mine,
4626 floop-interchange): Update documentation with examples.
4627
46282008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4629
4630 * cfgloopmanip.c (create_empty_loop_on_edge): Don't call
4631 add_referenced_var.
4632 * graphite.c (graphite_create_new_loop): Call add_referenced_var.
4633
46342008-08-13 Sebastian Pop <sebastian.pop@amd.com>
4635
4636 * cfgloopmanip.c (create_empty_loop_on_edge): Improve documentation.
4637 Factor gcc_asserts into a single one. Use force_gimple_operand_gsi.
4638 * tree-scalar-evolution.c: Revert useless changes.
4639 * tree-phinodes.c: Same.
4640 * cfghooks.c: Same.
4641 * vec.h: Same.
4642 * tree-vectorizer.h: Same.
4643 * tree-flow.h: Same.
4644 * tree-cfg.c: Same.
4645 * common.opt (fgraphite): Update documentation.
4646
46472008-08-12 Harsha Jagasia <harsha.jagasia@amd.com>
4648
4649 * doc/invoke.texi (-floop-block, -floop-strip-mine,
4650 -floop-interchange): Add more text for explaining what each of these
4651 flags is doing.
4652 * tree-into-ssa.c (gimple_vec): Moved to...
4653 * graphite.c: Include gimple.h.
4654 (gimple_vec): Moved to...
4655 (del_loop_to_cloog_loop): Removed.
4656 (loop_affine_expr): Do not call create_data_ref when the
4657 operand is a constant.
4658 (new_scop): Use free instead of del_loop_to_cloog_loop.
4659 * Makefile.in (graphite.o): Depend on GIMPLE_H.
4660 * gimple.h (gimple_vec): ... here.
4661
46622008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4663
4664 * graphite.c (scopdet_bb_info): Only allow loops with known number of
4665 latch executions.
4666 (build_loop_iteration_domains): Fail, if latch executions unknown.
4667
46682008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4669
4670 * graphite.c (add_conditions_to_domain): New.
4671 (build_scop_conditions_1): Call add_conditions_to_domain.
4672 (set_cloog_options): Allow to disable optimizations.
4673
46742008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4675
4676 * graphite.c (find_params_in_bb): Look for parameters in conditions.
4677 Do not use walk_dominator_tree.
4678 (find_scop_parameters): Do not use walk_dominator_tree.
4679
46802008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4681
4682 * graphite.c (scan_tree_for_params) Add / Subtract inequality.
4683 (idx_record_params): Adapt.
4684 * graphite.h (scop_gimple_loop_depth): New.
4685
46862008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4687
4688 * graphite.c (build_scop_dynamic_schedules): Remove value_init.
4689 (scan_tree_for_params): Remove value_init.
4690 (build_scop_context): Remove value_init.
4691 (build_loop_iteration_domains): Remove value_init.
4692 (schedule_to_scattering): Remove value_init.
4693 (graphite_trans_bb_strip_mine): Remove value_init.
4694
46952008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4696
4697 * gcc/graphite.c (limit_scops): New.
4698 (graphite_transform_loops): Add limit SCoPs.
4699 * gcc/testsuite/gcc.dg/graphite/scop-0.c: Update number of SCoPs.
4700 * gcc/testsuite/gcc.dg/graphite/scop-1.c: Update number of SCoPs.
4701 * gcc/testsuite/gcc.dg/graphite/scop-10.c: Update number of SCoPs.
4702 * gcc/testsuite/gcc.dg/graphite/scop-11.c: Update number of SCoPs.
4703 * gcc/testsuite/gcc.dg/graphite/scop-12.c: Update number of SCoPs.
4704 * gcc/testsuite/gcc.dg/graphite/scop-13.c: Update number of SCoPs.
4705 * gcc/testsuite/gcc.dg/graphite/scop-14.c: Update number of SCoPs.
4706 * gcc/testsuite/gcc.dg/graphite/scop-15.c: Update number of SCoPs.
4707 * gcc/testsuite/gcc.dg/graphite/scop-16.c: Update number of SCoPs.
4708 Change loop numbers.
4709 * gcc/testsuite/gcc.dg/graphite/scop-17.c: Update number of SCoPs.
4710 Change loop numbers.
4711 * gcc/testsuite/gcc.dg/graphite/scop-18.c: Update number of SCoPs.
4712 * gcc/testsuite/gcc.dg/graphite/scop-2.c: Update number of SCoPs.
4713 * gcc/testsuite/gcc.dg/graphite/scop-3.c: Update number of SCoPs.
4714 * gcc/testsuite/gcc.dg/graphite/scop-4.c: Update number of SCoPs.
4715 * gcc/testsuite/gcc.dg/graphite/scop-5.c: Update number of SCoPs.
4716 * gcc/testsuite/gcc.dg/graphite/scop-6.c: Update number of SCoPs.
4717 * gcc/testsuite/gcc.dg/graphite/scop-7.c: Update number of SCoPs.
4718 * gcc/testsuite/gcc.dg/graphite/scop-8.c: Update number of SCoPs.
4719 * gcc/testsuite/gcc.dg/graphite/scop-9.c: Update number of SCoPs.
4720 * gcc/testsuite/gcc.dg/graphite/scop-matmult.c: Update number of SCoPs.
4721
47222008-08-11 Tobias Grosser <grosser@fim.uni-passau.de>
4723
4724 * graphite.c (graphite_transform_loops): Call always find_transform.
4725
47262008-08-08 Tobias Grosser <grosser@fim.uni-passau.de>
4727
4728 * graphite.c (free_loops_mapping): New.
4729 (stmt_simple_for_scop_p): Fix typo.
4730 (stmt_simple_for_scop_p): Fix tuples functions, that
4731 broke polyhedron.
4732 (free_graphite_bb): Fix some memleaks.
4733 (free_scop): Fix some memleaks.
4734 (scopdet_bb_info): Do not forget some tmp SCoPs.
4735 (find_params_in_bb): Fix some memleaks.
4736 (clast_to_gcc_expression): Fix warning.
4737
47382008-08-07 Tobias Grosser <grosser@fim.uni-passau.de>
4739
4740 * testsuite/gcc.dg/graphite/scop-16.c: Fix for 32bit.
4741 * testsuite/gcc.dg/graphite/scop-17.c: Fix for 32bit.
4742
47432008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4744
4745 * tree-ssa-loop.c (tree-ssa-loop.o): Do not include toplev.h.
4746 Move code ifdef-ed HAVE_cloog...
4747 * graphite.c: Include toplev.h.
4748 ... here.
4749 * Makefile.in (OBJS-common): Always build graphite.o.
4750 (BACKEND): Remove @GRAPHITE@.
4751 (tree-ssa-loop.o): Do not depend on TOPLEV_H.
4752 (graphite.o): Depend on TOPLEV_H.
4753
47542008-08-04 Sebastian Pop <sebastian.pop@amd.com>
4755
4756 * Makefile.in (tree-ssa-loop.o): Depend on TOPLEV_H.
4757 Remove typo left from polylib to ppl conversion.
4758 * graphite.c (graphite_transforms): Use sorry instead of fatal.
4759
47602008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4761
4762 * toplev.c (process_options): Move the graphite loop optimization
4763 flags...
4764 * tree-ssa-loop.c (graphite_transforms): ... here.
4765 When not configured with CLooG, print to dump_file that
4766 Graphite transforms were not performed.
4767 * testsuite/gcc.dg/graphite/graphite.exp (scan-graphite-dump-times):
4768 New.
4769 * testsuite/gcc.dg/graphite/*.c: Updated all testcases to use
4770 scan-graphite-dump-times.
4771
47722008-08-03 Sebastian Pop <sebastian.pop@amd.com>
4773
4774 * graphite.c (dot_scop, dot_all_scops): Do not call system.
4775 Do not open /tmp/scop.dot and /tmp/allscops.dot.
4776
47772008-08-02 Sebastian Pop <sebastian.pop@amd.com>
4778 Jan Sjodin <jan.sjodin@amd.com>
4779
4780 * configure: Regenerated.
4781 * omp-low.c (expand_omp_sections): Remove now unused code.
4782 * config.in (HAVE_polylib): Removed.
4783 * configure.ac (HAVE_polylib, POLYLIBLIBS, POLYLIBINC): Removed.
4784 (PPLLIBS, PPLINC): Added.
4785 * graphite.c: Replace unsigned with int wherever possible.
4786 Don't access Cloog's data structures, but use accessor functions.
4787 Clast's stmt->type is now implemented as a vtable: change the
4788 switches of stmt->type into ifs.
4789 (polylib/polylibgmp.h): Don't include.
4790 (initialize_dependence_polyhedron,
4791 initialize_data_dependence_polyhedron, is_empty_polyhedron,
4792 statement_precedes_p, test_dependence, build_rdg_all_levels,
4793 dump_dependence_graph): Removed until this code is cleaned up
4794 or ported to Cloog.
4795 * Makefile.in (POLYLIBLIBS): Renamed PPLLIBS.
4796 (POLYLIBINC): Renamed PPLINC.
4797
47982008-08-01 Harsha Jagasia <harsha.jagasia@amd.com>
4799 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4800 Jan Sjodin <jan.sjodin@amd.com>
4801
4802 Finish the merge and tuplification of graphite.
4803
48042008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4805 Jan Sjodin <jan.sjodin@amd.com>
4806
4807 Partial merge from mainline (138072:138275).
4808 * graphite.c still has to be tuplified.
4809
48102008-07-29 Jan Sjodin <jan.sjodin@amd.com>
4811
4812 * graphite.c (graphite_loops_mapping_max_loop_num): New.
4813 (create_num_from_index): New.
4814 (get_num_from_index): Also pass in the graphite BB.
4815 (free_graphite_bb): Free GBB_INDEX_TO_NUM_MAP.
4816 (build_graphite_bb): Initialize GBB_INDEX_TO_NUM_MAP.
4817 (graphite_trans_bb_strip_mine): Call create_num_from_index.
4818 (is_interchange_valid): Return false when failing.
4819 * graphite.h (struct num_map): New.
4820 (struct graphite_bb): New field num_map.
4821 (GBB_LOOPS_MAPPING): Renamed GBB_INDEX_TO_NUM_MAP.
4822
48232008-07-29 Tobias Grosser <grosser@fim.uni-passau.de>
4824
4825 * graphite.c (dump_gbb_conditions): Print also conditions like
4826 "if (a)". Remove dublicated code and use print_generic_expr ().
4827 (stmt_simple_for_scop_p): Only allow conditions we can handle
4828 {<, <=, >, >=}.
4829
48302008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4831
4832 * graphite.h (struct scop): Removed new_ivs field.
4833 (SCOP_NEWIVS): Deleted.
4834 * graphite.c (new_scop, free_scop, clast_name_to_gcc,
4835 clast_to_gcc_expression, graphite_create_new_loop):
4836 Removed use of new_ivs.
4837
48382008-07-25 Jan Sjodin <jan.sjodin@amd.com>
4839
4840 * graphite.c (debug_oldivs, debug_loop_vec, create_loops_mapping,
4841 create_loops_mapping_num, debug_loop_mapping_1): New.
4842 (debug_loop_mapping): Call debug_loop_mapping_1.
4843 (get_loop_mapping_for_num,
4844 graphite_loops_mapping_add_child,
4845 graphite_loops_mapping_add_child_num,
4846 graphite_loops_mapping_insert_child,
4847 graphite_loops_mapping_parent,
4848 split_loop_mapped_depth_for_num,
4849 loop_mapped_depth_split_loop): New.
4850 (increment_loop_mapped_depths): Removed.
4851 (swap_loop_mapped_depth_for_num): Reimplemented.
4852 (new_scop): Call create_loops_mapping.
4853 (scop_record_loop): Call graphite_loops_mapping_insert_child.
4854 (translate_clast): Pass the old loop father in parameter, and pass
4855 it to get_old_iv_from_ssa_name.
4856 (remove_edges_around_useless_blocks, can_generate_code_stmt,
4857 can_generate_code, can_generate_for_scop): New.
4858 (graphite_trans_bb_block): Returns false when it fails to transform.
4859 * graphite.h (graphite_loop_node, graphite_loops_mapping): New.
4860
48612008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4862
4863 Reverted all the changes related to the streamization and
4864 loop fusion.
4865 These changes are now tracked in the streamization branch.
4866
48672008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4868 Jan Sjodin <jan.sjodin@amd.com>
4869
4870 * graphite.c (gbb_compare): Correctly constify.
4871 (gbb_can_be_ignored): Indent.
4872 (graphite_trans_scop_swap_1and2): Add legality check.
4873 Remove dead FIXMEs.
4874
48752008-07-25 Sebastian Pop <sebastian.pop@amd.com>
4876
4877 Remove fallouts from "Reverted the Condate changes".
4878 * tree.h: Remove unused decl.
4879 * testsuite/gcc.dg/tree-checker: Same.
4880 * timevar.def: Remove counter.
4881
48822008-07-24 Sebastian Pop <sebastian.pop@amd.com>
4883
4884 * Merge from mainline (135673:138072).
4885
4886 Reverted the MIRO changes (from 2008-04-05) that are now
4887 tracked in the miro branch.
4888 * tree-bounds.c: Removed.
4889 * tree-bounds.h: Removed.
4890
4891 Reverted the Condate changes (from 2006-07-04, 2007-03-20) that
4892 are now tracked in the condate branch.
4893 * tree-check.c: Removed.
4894 * tree-match.c: Removed.
4895 * condate.y: Removed.
4896
48972008-07-24 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4898
4899 * common.opt: New user flag -floop-block, -floop-strip-mine
4900 and -floop-interchange.
4901 * toplev.c (process_options): Enable -fgraphite pass if any one of the
4902 graphite loop optimization flags is turned on.
4903 * graphite.c (graphite_apply_transformations): Add flag_loop_block,
4904 flag_loop_strip_mine and flag_loop_interchange checks before
4905 optimizations.
4906 * doc/invoke.texi: Remove -fgraphite and add -floop-block,
4907 -floop-strip-mine and -floop-interchange.
4908 * testsuite/gcc.dg/graphite/block-0.c: Add -floop-block and remove
4909 -fgraphite.
4910 * testsuite/gcc.dg/graphite/scop-16.c: Ditto.
4911 * testsuite/gcc.dg/graphite/scop-17.c: Ditto.
4912 * testsuite/gcc.dg/graphite/scop-18.c: Ditto.
4913
49142008-07-23 Jan Sjodin <jan.sjodin@amd.com>
4915 Sebastian Pop <sebastian.pop@amd.com>
4916
4917 * cfgloopmanip.c (update_dominators_in_loop): Make it static.
4918 (create_empty_loop_on_edge): More fixes.
4919 * tree-phinodes.c (resize_phi_node): Extern.
4920 (unlink_phi_node, move_phi_node): New split from remove_phi_node.
4921 * cfghooks.c (update_dominator_information): New split from
4922 split_edge.
4923 * tree-vectorizer.c (rename_variables_in_bb): Extern.
4924 * tree-dfa.c (collect_dfa_stats): Start walking the CFG on the
4925 successor of the function entry block.
4926
4927 * graphite.c: Include pointer-set.h.
4928 (debug_loop_mapping, increment_loop_mapped_depths,
4929 get_loop_mapped_depth_for_num, get_loop_mapped_depth,
4930 set_loop_mapped_depth_for_num, set_loop_mapped_depth,
4931 swap_loop_mapped_depth_for_num, get_num_from_index,
4932 swap_loop_mapped_depth, loop_iv_stack_debug,
4933 loop_iv_stack_push, loop_iv_stack_pop, loop_iv_stack_get_iv,
4934 loop_iv_stack_get_iv_from_name, loop_iv_stack_debug,
4935 get_old_iv_from_ssa_name): New.
4936 (new_scop): Initialize SCOP_LOOPS_MAPPING.
4937 (free_scop): Free SCOP_LOOPS_MAPPING.
4938 (scop_record_loop): Record old ivs.
4939 (create_var_name): Removed.
4940 (initialize_cloog_names): Allocate double space in case strip mine
4941 applies to all loops once.
4942 (clast_name_to_gcc): Look up in the map ivstack passed in parameter.
4943 (clast_to_gcc_expression): Same. Implement more clast to gimple
4944 translation.
4945 (graphite_create_new_loop): Pass in ivstack.
4946 (remove_all_edges): Pass in the construction_edge.
4947 (graphite_remove_iv): Removed.
4948 (graphite_rename_ivs, graphite_rename_ivs_stmt,
4949 remove_cond_exprs): Rewritten.
4950 (move_phi_nodes): New.
4951 (disconnect_virtual_phi_nodes, disconnect_cond_expr): Removed.
4952 (translate_clast): Pass in ivstack. Rewrite some cases.
4953 (set_cloog_options, debug_clast_stmt): New.
4954 (find_transform): Use set_cloog_options.
4955 (outermost_loop_layer): Removed.
4956 (get_construction_edge, collect_virtual_phis, find_vdef_for_var_in_bb,
4957 find_vdef_for_var_1, find_vdef_for_var, patch_phis_for_virtual_defs,
4958 mark_old_loops, remove_dead_loops): New.
4959 (gloog): Rewritten.
4960 (graphite_trans_bb_move_loop): Call swap_loop_mapped_depth.
4961 (const_column_index, get_first_matching_sign_row_index,
4962 get_lower_bound_row, get_upper_bound_row, get_lower_bound,
4963 get_upper_bound): New.
4964 (graphite_trans_bb_strip_mine): Also update the iv map.
4965
4966 * graphite.h (graphite_loops_mapping, GBB_LOOPS_MAPPING): New.
4967 (struct name_tree): Add a loop field.
4968 (struct scop): Add a graphite_loops_mapping field.
4969 (SCOP_LOOPS_MAPPING): New.
4970 (debug_clast_stmt): Declare.
4971 * lambda.h (find_induction_var_from_exit_cond): Declare.
4972 (lambda-code.c): (find_induction_var_from_exit_cond): Extern.
4973 * cfgloop.h (update_dominators_in_loop): Removed declaration.
4974 (create_empty_loop_on_edge): Updated.
4975 * tree-flow.h (remove_bb, resize_phi_node, move_phi_node,
4976 rename_variables_in_bb): Declare.
4977 * tree-cfg.c (remove_bb): Extern.
4978
4979 * testsuite/gcc.dg/graphite/block-0.c: New.
4980
49812008-07-21 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4982 Sebastian Pop <sebastian.pop@amd.com>
4983
4984 * graphite.c (strip_mine_profitable_p): New.
4985 (graphite_trans_bb_block): Disable strip mining if not profitable.
4986
4987 * testsuite/gcc.dg/graphite/scop-18.c: New.
4988 * testsuite/gcc.dg/graphite/scop-17.c: Fixed.
4989 * testsuite/gcc.dg/graphite/scop-16.c: Fixed.
4990
49912008-07-17 Harsha Jagasia <harsha.jagasia@amd.com>
4992 Jan Sjodin <jan.sjodin@amd.com>
4993 Sebastian Pop <sebastian.pop@amd.com>
4994
4995 * graphite.c (is_interchange_valid): New.
4996 (graphite_trans_bb_block): Check loop nest of basic block for legality
4997 of interchange.
4998
4999 * graphite.h (gbb_inner_most_loop_index, outer_most_loop_1,
5000 outer_most_loop, gbb_outer_most_loop_index): New.
5001
5002 * tree-loop-linear.c (perfect_loop_nest_depth): Remove static.
5003 * tree-flow.h (perfect_loop_nest_depth): Declare as extern.
5004 * testsuite/gcc.dg/graphite/scop-16.c: New.
5005 * testsuite/gcc.dg/graphite/scop-17.c: New.
5006
50072008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5008
5009 * graphite.c (scop_remove_ignoreable_gbbs): Also update bitmap.
5010 (graphite_trans_scop_block): Ignore SCoPs without bbs.
5011
50122008-07-11 Tobias Grosser <grosser@fim.uni-passau.de>
5013
5014 * graphite.c (new_scop): Initialize SCOP_EXIT.
5015 (scopdet_info): Add.
5016 (scopdet_bb_info): Rename from is_bb_addable. Cleanup, bugfixes.
5017 (build_scops_1): Cleanup, bugfixes.
5018 (build_scops): Cleanup.
5019
5020 * testsuite/gcc.dg/graphite/scop-matmult.c: Remove duplicated code.
5021 * testsuite/gcc.dg/graphite/scop-15.c: Add SCoP numbers.
5022
50232008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5024
5025 * testsuite/gfortran.dg/graphite/scop-1.f: Update to reduced test case.
5026
5027 * testsuite/gfortran.dg/graphite/graphite.exp: Use
5028 DEFAULT_GRAPHITE_FLAGS.
5029
5030 * testsuite/gcc.dg/graphite/scop-15.c: Update to reduced test case.
5031
50322008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5033
5034 * graphite.c (scan_tree_for_params): Do not assert any more if
5035 MULT_EXPR parameter is negative.
5036
5037 * testsuite/gfortran.dg/graphite/scop-1.f: New.
5038
5039 * testsuite/gfortran.dg/graphite/graphite.exp: New.
5040
5041 * testsuite/gcc.dg/graphite/scop-15.c: New.
5042
50432008-07-10 Harsha Jagasia <harsha.jagasia@amd.com>
5044
5045 * graphite.c (is_bb_addable): Fix segfault in spec gzip and reformat.
5046
50472008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5048
5049 * graphite.c (graphite_trans_bb_swap_loops): Rename from
5050 graphite_swap_loops.
5051 (graphite_trans_bb_move_loop): New.
5052 (graphite_trans_bb_strip_mine): Rename from graphite_strip_mine_loop.
5053 (graphite_trans_bb_block): New.
5054 (graphite_trans_loop_block): New.
5055 (graphite_trans_scop_swap_1and2): Rename from
5056 graphite_trans_swap_1and2.
5057 (graphite_trans_scop_strip): Rename from graphite_trans_strip.
5058 (graphite_trans_scop_block): New.
5059 (graphite_apply_transformations): Rename from
5060 graphite_transformations.
5061
5062 * testsuite/gcc.dg/graphite/scop-matmult.c: New.
5063
50642008-07-10 Tobias Grosser <grosser@fim.uni-passau.de>
5065
5066 * graphite.c (gbb_compare): New.
5067 (graphite_sort_gbbs): New.
5068 (gbb_can_be_ignored): New.
5069 (scop_remove_ignoreable_gbbs): New.
5070 (graphite_transformations): Cleanup and add
5071 scop_remove_ignoreable_gbbs.
5072 * lambda.h (lambda_vector_compare): New.
5073
50742008-07-09 Tobias Grosser <grosser@fim.uni-passau.de>
5075
5076 * graphite.c (print_graphite_bb): Correct printing of static schedule.
5077 (graphite_swap_loops): int -> unsigned
5078 (graphite_strip_mine_loop): int -> unsigned, Fix SCHEDULE
5079 (graphite_transformations): New.
5080 (graphite_transform_loops): Move to graphite_transformations.
5081 * graphite.h (gbb_nb_loops): Return unsigned.
5082
50832008-07-04 Tobias Grosser <grosser@fim.uni-passau.de>
5084
5085 * graphite.c (scan_tree_for_params): Fix insertion of parameters into
5086 the domain matrix. This makes scop-0.c work again.
5087
50882008-06-20 Richard Guenther <rguenther@suse.de>
5089
5090 * graphite.h: Adjust copyright to GPLv3.
5091 * graphite.c: Likewise.
5092 (stmt_simple_memref_for_scop_p): Split out from ...
5093 (stmt_simple_for_scop_p): ... here. Fix handling of calls
5094 and simplify.
5095 (get_bb_type): Optimize.
5096 (is_pred): Remove.
5097 (is_bb_addable): Fix memleak, replace is_pred call with
5098 single_pred.
5099 (build_scops): Use current_loops.
5100 (param_index): Fix memleak.
5101
51022008-06-20 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5103
5104 * graphite.c: Fix formatting.
5105
51062008-06-19 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5107
5108 * graphite.c (new_scop): Memory allocation for SCOP_{NEWIVS, OLDIVS}.
5109 (free_scop): Memory deallocation for SCOP_NEWIVS, SCOP_OLDIVS.
5110 (create_var_name, save_var_name): Newly defined functions.
5111 (initialize_cloog_names): Part of the code factored out to
5112 save_var_name.
5113 (clast_to_gcc_expression): Now handles the case of clast_red_sum
5114 in clast_reduction statement.
5115 (graphite_create_new_loop): Now takes a new parameter
5116 for outer_loop.
5117 (translate_clast): Now also takes the context_loop and bb_exit
5118 parameters. Rewritten the code so that it creates a gimple code
5119 inside the given context.
5120 (outermost_loop_layer, graphite_remove_iv, graphite_rename_ivs,
5121 remove_cond_expr, disconnect_cond_expr,
5122 disconnect_virtual_phi_nodes): Newly defined functions.
5123 * graphite.h (struct scop): added old_ivs vector.
5124 SCOP_OLDIVS: New macro.
5125
51262008-06-19 Sebastian Pop <sebastian.pop@amd.com>
5127
5128 * cfgloopmanip.c: Add missing function comments, fix formatting.
5129
51302008-06-18 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5131
5132 * cfgloopmanip.c (update_dominators_in_loop): Defined.
5133 (create_empty_loop_on_edge): Defined.
5134 * tree-parloops.c (canonicalize_loop_ivs): Returns tree
5135 instead of void.
5136 * cfgloop.h (create_empty_loop_on_edge): Declared as extern.
5137 (update_dominators_in_loop): Declared as extern
5138 * tree-flow.h (canonicalize_loop_ivs): Declared as extern.
5139
51402008-06-16 Tobias Grosser <grosser@fim.uni-passau.de>
5141
5142 * graphite.c (print_graphite_bb): Allow changing number of loops
5143 in SCoP domain.
5144 (initialize_cloog_names): Allow changing number of loops.
5145 (build_cloog_prog): Simplify.
5146 (find_transform): Enable cloog option --strides.
5147 (graphite_swap_loops): New.
5148 (graphite_strip_mine_loop): New.
5149 (graphite_trans_swap_1and2): New.
5150 (graphite_trans_strip): New.
5151 (graphite_transform_loops): Add graphite_trans_strip.
5152 * graphite.h (scop_max_loop_depth): New.
5153
51542008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5155
5156 * graphite.c (build_scop_iteration_domain): Remove forgotten
5157 line. (Fixes compile)
5158
51592008-06-15 Tobias Grosser <grosser@fim.uni-passau.de>
5160
5161 * graphite.c (print_graphite_bb): Add output of GBB_LOOPS.
5162 (build_graphite_bb): Add GBB_LOOPS and GBB_DOMAIN and reorder.
5163 (build_bb_loops): New.
5164 (graphite_transform_loops): Add build_bb_loops.
5165 (schedule_to_scattering): Use gbb_nb_loops to support changing loop
5166 numbers.
5167 * graphite.h (graphite_bb): Add loops.
5168 (gbb_nb_loops): New.
5169 (gbb_loop_at_index): New.
5170 (gbb_loop_index): New.
5171 (nb_params_in_scop): Renamed to scop_nb_params. Updated all functions
5172 using nb_params_in_scop.
5173
51742008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5175
5176 * graphite.c (print_graphite_bb): Adapt to minimized schedule.
5177 (build_scop_canonical_schedules): Build minimized schedule.
5178 (schedule_to_scattering): Adapt to minimized schedule.
5179 * graphite.h (graphite_bb): Add/Update descriptions.
5180
51812008-06-14 Adrien Eliche <aeliche@isty.uvsq.fr>
5182 Tobias Grosser <grosser@fim.uni-passau.de>
5183
5184 * graphite.c (print_graphite_bb): Add condition printing.
5185 (dump_value): New.
5186 (dump_gbb_conditions): New.
5187 (build_scop_conditions_1): New.
5188 (build_scop_conditions): New.
5189 * graphite.h (graphite_bb): Add conditions.
5190
51912008-06-14 Tobias Grosser <grosser@fim.uni-passau.de>
5192
5193 * graphite.c (print_graphite_bb):
5194 (free_graphite_bb): New.
5195 (free_scop): Free bbs.
5196 (get_bb_type): Free doms.
5197 (build_scop_context): Free context matrix.
5198 (build_loop_iteration_domains): Remove unused code.
5199 (build_cloog_prog): Free scattering function and blocklist.
5200 (find_transform): Free options.
5201
52022008-06-13 Tobias Grosser <grosser@fim.uni-passau.de>
5203
5204 * graphite.c (loop_body_to_cloog_stmts): Rename to add_bb_domains.
5205 Remove unnecessery cloog data structures. Make a copy of the domain
5206 (setup_cloog_loop): Rename to build_loop_iteration_domains. Remove
5207 unnecessary cloog data structures. Fix memory leaks. Remove insert
5208 into SCOP_LOOP2CLOOG_LOOP as the inserted CloogLoops will never be
5209 used.
5210 (build_scop_iteration_domain): Remove unnecessary cloog
5211 data structures. Fix memory leaks.
5212 (graphite_transform_loops): Disable build_scop_dynamic_schedules as it
5213 uses SCOP_LOOP2CLOOG_LOOP, that is at the moment not working.
5214
52152008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5216
5217 * graphite.c (find_scop_params): Remove initialize_cloog_names.
5218
52192008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5220
5221 * graphite.c (end_scop): Style fix.
5222 (schedule_to_scattering): Style and comment fix.
5223
52242008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5225 * graphite.c (print_graphite_bb): Fix definiton of
5226 schedule_to_scattering.
5227 (initialize_cloog_names): Change nb_scattdims to max loop
5228 depth in SCoP.
5229 (schedule_to_scattering): Take parameter for number of scattering
5230 dimensions.
5231 (build_cloog_prog): Only build as much scattering dimensions as
5232 necessary.
5233
52342008-06-12 Tobias Grosser <grosser@fim.uni-passau.de>
5235
5236 * graphite.c (end_scop): Disable bb splitting. Fixes SIGSEGV
5237 in polyhedron/aermod.f90.
5238
52392008-06-11 Tobias Grosser <grosser@fim.uni-passau.de>
5240 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5241 Harsha Jagasia <harsha.jagasia@amd.com>
5242
5243 * graphite.c (is_bb_addable): Fix segfault.
5244
52452008-06-10 Tobias Grosser <grosser@fim.uni-passau.de>
5246
5247 * graphite.c (is_bb_addable): Fix memory leak, handling of loops
5248 with multiple exits and conditional handling in edge cases.
5249 (is_loop_exit): Fix memory leak. (Forgotten in last commit)
5250
5251 * testsuite/gcc.dg/graphite/scop-14.c: New.
5252
52532008-06-06 Tobias Grosser <grosser@fim.uni-passau.de>
5254 Adrien Eliche <aeliche@isty.uvsq.fr>
5255
5256 * graphite.c (is_bb_addable): Add more comments and enhance
5257 readablity of the source code. Fix memory leak.
5258 (is_loop_exit): Fix memory leak.
5259
52602008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5261
5262 * graphite.c (first_loop_in_scop): Deleted.
5263 (setup_cloog_loop): Only walk the loop chain for inner loops.
5264 (build_scop_iteration_domain): Execute setup_cloog_loop for
5265 all loops in the first layer.
5266
52672008-06-05 Tobias Grosser <grosser@fim.uni-passau.de>
5268
5269 * graphite.c (scan_tree_for_params): Change the way params are
5270 added to be indepenent of the number of loops.
5271 (setup_cloog_loop): Revert to short matrix format. Fix parameter
5272 handling.
5273 (build_cloog_prog): Revert to short matrix format.
5274
52752008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5276 Dwarak Rajagopal <dwarak.rajagopal@amd.com>
5277
5278 * tree-loop-fusion.c (fuse_loops): Fix uninitialized variable
5279 warning.
5280
52812008-06-05 Sebastian Pop <sebastian.pop@amd.com>
5282
5283 * graphite.c (nb_data_refs_in_scop): New.
5284 (graphite_transform_loops): Print more stats: number of
5285 loops, basic blocks and data references per scop.
5286
52872008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5288 Jan Sjodin <jan.sjodin@amd.com>
5289
5290 * graphite.c (loop_affine_expr, idx_record_params,
5291 find_scop_parameters, setup_cloog_loop): Use instantiate_scev
5292 instead of instantiate_parameters.
5293
52942008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5295
5296 * graphite.c (schedule_to_scattering): Fix scattering dimensions,
5297 add support for parameters, add STATIC_SCHEDULE at the right places,
5298 cleanup.
5299
53002008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5301
5302 * graphite.c (build_scop_loop_nests): Only add the loops, that
5303 are contained completely in the SCoP.
5304 (build_cloog_prog): Disable scattering, until schedule_to_scattering
5305 and the domains are fixed.
5306 (build_scop_canonical_schedules): Add support for bbs not contained
5307 in any SCoP.
5308
53092008-06-04 Tobias Grosser <grosser@fim.uni-passau.de>
5310
5311 * graphite.h (scop_contains_loop): Update comments to match
5312 the actual behavior.
5313 (scop_contains_loop): New.
5314 * graphite.c (schedule_to_scattering): Use scop_contains_loop.
5315
53162008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5317
5318 * graphite.c (get_bb_type): On function body, i.e. loop_0,
5319 don't mark blocks as GBB_LOOP_SING_EXIT_HEADER, mark them
5320 as GBB_COND_HEADER.
5321
53222008-06-04 Sebastian Pop <sebastian.pop@amd.com>
5323 Tobias Grosser <grosser@fim.uni-passau.de>
5324
5325 * graphite.c (graphite_transform_loops): Early return when
5326 there are no loops in the function.
5327
53282008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5329 Jan Sjodin <jan.sjodin@amd.com>
5330
5331 * graphite.c (scan_tree_for_params, setup_cloog_loop): Compute the
5332 offset of the last loop.
5333 (setup_cloog_loop): Copy the entire outer constraint matrix.
5334
53352008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5336 Jan Sjodin <jan.sjodin@amd.com>
5337
5338 * graphite.c (stmt_in_scop_p, function_parameter_p,
5339 invariant_in_scop_p): Removed.
5340 (scan_tree_for_params): Can be used with no constraint
5341 matrix for gathering parameters.
5342 (idx_record_params): Don't use idx_record_param, instead use
5343 scan_tree_for_params.
5344 (find_scop_parameters): Same.
5345 (setup_cloog_loop, build_scop_iteration_domain, build_cloog_prog):
5346 Fix the size of loop domains.
5347 (schedule_to_scattering): Exit when the outer loop is not in scop.
5348 (find_transform): Enable build_cloog_prog.
5349
53502008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5351 Jan Sjodin <jan.sjodin@amd.com>
5352
5353 * graphite.c (schedule_to_scattering): Make scattering domains
5354 uniformly of the same size, as required by CLooG 0.14.0 and before.
5355
53562008-05-31 Sebastian Pop <sebastian.pop@amd.com>
5357 Jan Sjodin <jan.sjodin@amd.com>
5358
5359 * graphite.c (schedule_to_scattering): Rewrite, correct the
5360 translation of the scheduling function to scattering.
5361 (build_cloog_prog): Call schedule_to_scattering only once.
5362 * graphite.h (scop_loop_index): Do not fail for loops not
5363 in the scop: return -1.
5364
53652008-05-30 Tobias Grosser <grosser@fim.uni-passau.de>
5366
5367 * graphite.c (build_graphite_bb): Initialize GBB_DOMAIN.
5368 (loop_body_to_cloog_stmts): Export GBB_DOMAIN.
5369 (setup_cloog_loop): Export GBB_DOMAIN.
5370 (build_cloog_prog): New. Create new CLOOG_PROG, which should be
5371 able to rebuild the original control flow.
5372 * graphite.h (graphite_bb): Add domain field and access macro.
5373 (GBB_DOMAIN): New.
5374
53752008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5376
5377 * graphite.c (debug_gbb): New.
5378 (print_scop, build_graphite_bb): Use SCOP_BBS.
5379 (build_scop_bbs): Reimplemented.
5380 (dfs_bb_in_scop_p): Removed.
5381 (build_scop_loop_nests): Reorder loops inserted in
5382 SCOP_LOOP_NEST: outer loops should come first.
5383 (build_scop_canonical_schedules): Reinitialize at zero
5384 the components of the SCOP_STATIC_SCHEDULE for the loops
5385 that have already been parsed.
5386
5387 * graphite.h (debug_gbb): Declared.
5388
53892008-05-30 Sebastian Pop <sebastian.pop@amd.com>
5390 Jan Sjodin <jan.sjodin@amd.com>
5391
5392 * graphite.c (create_empty_loop): Renamed graphite_create_new_loop.
5393 (graphite_loop_to_gcc_loop): Removed.
5394 (remove_all_edges): New.
5395 (graphite_stmt_to_gcc_stmt): Renamed translate_clast.
5396 (gloog): Remove useless code.
5397
53982008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5399
5400 * graphite.c (get_bb_type): Reworked. We distinguish between
5401 loops with one or multiple exits.
5402 (is_loop_exit): New.
5403 (is_pred): New.
5404 (is_bb_addable): Rework condition handling, now support for case
5405 case statements and loops with multiple exits.
5406
5407 * testsuite/gcc.dg/graphite/scop-11.c: New.
5408 * testsuite/gcc.dg/graphite/scop-12.c: New.
5409 * testsuite/gcc.dg/graphite/scop-13.c: New.
5410
54112008-05-29 Tobias Grosser <grosser@fim.uni-passau.de>
5412
5413 * graphite.c (dot_all_scops_1): Fix some colors. Reuse colors, if
5414 we have too many colors.
5415
54162008-05-22 Sandeep Maram <smaram_b04@iiita.ac.in>
5417
5418 * doc/invoke.texi (-ftree-loop-fusion): Document.
5419 * tree-pass.h (pass_loop_fusion): Declared.
5420 * tree-loop-fusion.c: New.
5421 * timevar.def (TV_TREE_LOOP_FUSION): Declared.
5422 * tree-data-ref.c (find_data_references_in_loop): Make extern.
5423 * tree-data-ref.h (find_data_references_in_loop): Declared.
5424 * common.opt (ftree-loop-fusion): Declared.
5425 * Makefile.in (tree-loop-fusion.o): Added rule and to OBJS-common.
5426
54272008-05-21 Sebastian Pop <sebastian.pop@amd.com>
5428
5429 * graphite.c (build_access_matrix): Fix typo from the merge.
5430
54312008-05-20 Sebastian Pop <sebastian.pop@amd.com>
5432
5433 * Merge from mainline (130800:135673).
5434
54352008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5436
5437 * graphite.c (end_scop): The exit of the scop is not part of the scop.
5438 Update dominators after splitting.
5439
54402008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5441
5442 * graphite.c (is_bb_addable): Return the harmful statement.
5443 Factor up some code.
5444 (end_scop): New. Splits end of scope bbs on a harmful statement.
5445 (build_scops_1): Call end_scop.
5446
54472008-05-07 Sebastian Pop <sebastian.pop@amd.com>
5448
5449 * graphite.c: (succs_at_same_depth, end_scop, all_preds_visited_p,
5450 all_succs_visited_p, start_new_scop_for_each_succ, start_new_scop,
5451 add_dominators_to_open_scops, stop_last_open_scop, scop_end_loop,
5452 build_scops_1): Removed.
5453 (build_scops_2): Renamed build_scops_1.
5454
54552008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5456
5457 * graphite.c: Fix formatting.
5458
54592008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5460
5461 * graphite.c (get_bb_type): New.
5462 (move_scops): New.
5463 (build_scops_2): New.
5464 (is_bb_addable): New.
5465 (build_scops): Switch the scop detection.
5466 (build_scop_bbs): Add entry bb to scop.
5467 * graphite.h (struct scop): Update comment.
5468
54692008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5470
5471 * graphite.c (dot_all_scops_1): Fix some incorrect colors and add
5472 more colors.
5473
54742008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5475
5476 * testsuite/gcc.dg/graphite/scop-1.c: Update.
5477 * testsuite/gcc.dg/graphite/scop-2.c: Update.
5478 * testsuite/gcc.dg/graphite/scop-4.c: Update.
5479 * testsuite/gcc.dg/graphite/scop-5.c: Add.
5480 * testsuite/gcc.dg/graphite/scop-6.c: Add.
5481
54822008-05-06 Sebastian Pop <sebastian.pop@amd.com>
5483
5484 * testsuite/gcc.dg/graphite/scop-0.c: Add.
5485 * testsuite/gcc.dg/graphite/scop-7.c: Add.
5486 * testsuite/gcc.dg/graphite/scop-8.c: Add.
5487 * testsuite/gcc.dg/graphite/scop-9.c: Add.
5488 * testsuite/gcc.dg/graphite/scop-10.c: Add.
5489
54902008-05-06 Tobias Grosser <grosser@fim.uni-passau.de>
5491
5492 * graphite.c (scop_affine_expr): Renamed to loop_affine_expr.
5493 Check affine expressions depending on the outermost loop
5494 instead of a scop.
5495 (stmt_simple_for_scop_p): Same.
5496 (harmfule_stmt_in_scop): Same.
5497
54982008-04-28 Tobias Grosser <grosser@fim.uni-passau.de>
5499
5500 * graphite.c (dot_all_scops): Remove incorrect difficult bb coloring,
5501 mark entry and exit, that are not part of the SCoP and update HTML
5502 formatting.
5503
55042008-04-25 Sebastian Pop <sebastian.pop@amd.com>
5505
5506 * graphite.c (basic_block_simple_for_scop_p): Renamed
5507 harmful_stmt_in_bb.
5508 (save_scop, preds_at_same_depth, test_for_scop_bound): Removed.
5509 (add_dominators_to_open_scops, build_scops_1): Reimplemented.
5510 (all_preds_visited_p, all_succs_visited_p,
5511 start_new_scop_for_each_succ, start_new_scop, stop_last_open_scop,
5512 scop_end_loop): New.
5513 (build_scops): Do not use dfs_enumerate_from.
5514
5515 * testsuite/gcc.dg/graphite/scop-{1,2,4}.c: Updated.
5516
55172008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5518
5519 * graphite.c: Add comments to functions that are missing a
5520 description.
5521 (graphite_create_iv): Removed. Merged in graphite_loop_to_gcc_loop.
5522
55232008-04-23 Sebastian Pop <sebastian.pop@amd.com>
5524
5525 * graphite.c (nb_params_in_scop): Moved...
5526 (graphite_bb_from_bb, loop_body_to_cloog_stmts): New.
5527 (setup_cloog_loop): Call loop_body_to_cloog_stmts.
5528 (clast_to_gcc_expression): Reduce column size to less than 80.
5529 (graphite_create_iv): Return the new name of the IV.
5530 (find_transform): Set options->esp and options->cpp.
5531 (gloog): Comment out the invalidation of the old loop code.
5532 (initialize_dependence_polyhedron): Replace scop_nb_params with
5533 nb_params_in_scop.
5534
5535 * graphite.h (nb_params_in_scop): ... here.
5536 (scop_nb_params): Removed.
5537 (loop_domain_dim): Return something even when the loop was not
5538 found in the hash table: avoid ICEing on all the graphite.exp
5539 testcases.
5540
55412008-04-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5542
5543 * tree-chrec.c (for_each_scev_op): SCEV can have 3 operands.
5544
5545 * graphite.c (build_scop_dynamic_schedules): Schedule is built
5546 according to nesting level.
5547 (find_scop_parameters): Call instantiate_parameters.
5548 (scan_tree_for_params): Extend it to handle general affine bounds.
5549 Inner loop bound can depend on outer loop induction variable.
5550 (setup_cloog_loop): tmp variable is allocated on stack. Call
5551 instantiate_parameters with respect to outermost_loop_in_scop.
5552 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): moved to
5553 graphite.h.
5554 (create_empty_loop): Function loopify should be given edge
5555 probability, instead of edge frequency. Dominance relation from
5556 switch_bb to loop_header.
5557 (clast_to_gcc_expression): Added handling of clast_reduction node.
5558 (gloog): New functionality for removing old loop.
5559 (test_dependence): Factored out from build_rdg_all_levels.
5560 (build_rdg_all_levels): Dependence testing factored out to
5561 test_dependence function.
5562
5563 * graphite.h (struct graphite_bb): Extended with dynamic_schedule.
5564 (loop_domain_dim, ref_nb_loops, loop_iteration_vector_dim): Moved
5565 from graphite.c
5566
55672008-04-07 Sebastian Pop <sebastian.pop@amd.com>
5568
5569 * graphite.c (free_scop, param_index, initialize_cloog_names,
5570 nb_params_in_scop): Use name_tree map instead of just a tree
5571 for keeping track of the variable name associated to that tree.
5572 (create_empty_loop, gmp_cst_to_tree, clast_name_to_gcc,
5573 clast_to_gcc_expression, graphite_create_iv,
5574 graphite_loop_to_gcc_loop, graphite_cond_to_gcc_cond,
5575 graphite_stmt_to_gcc_stmt): New.
5576 (gloog): Call these.
5577 * graphite.h (struct name_tree): New.
5578 (struct scop): Use name_tree instead of tree for params.
5579 Store a vector of name_tree for new_ivs.
5580 (SCOP_NEWIVS): New.
5581 (scop_nb_params): Use name_tree instead of tree.
5582
55832008-04-05 Alexander Lamaison <awl03@doc.ic.ac.uk>
5584 Sebastian Pop <sebastian.pop@amd.com>
5585
5586 * tree-bounds.c: New.
5587 * tree-bounds.h: New.
5588 * tree-pass.h: Declare pass_bounds_early and pass_bounds_late.
5589 * passes.c: Schedule pass_bounds_early, pass_bounds_late.
5590 * builtins.c (expand_builtin_alloca): Add flag_bounds as for
5591 flag_mudflap.
5592 * gcc.c: Same.
5593 * toplev.c: Same.
5594 * c-cppbuiltin.c: Same.
5595 * c-pragma.c: Same.
5596 * common.opt: Same.
5597 * varasm.c: Same.
5598 * tree-outof-ssa.c: Same.
5599 * c-common.c: Same.
5600 * Makefile.in: Same.
5601
56022008-03-15 Antoniu Pop <antoniu.pop@gmail.com>
5603 Sebastian Pop <sebastian.pop@amd.com>
5604
5605 * tree-loop-distribution.c (remaining_stmts,
5606 upstream_mem_writes): Removed static variables.
5607 (copy_loop_before, create_bb_after_loop,
5608 mark_nodes_having_upstream_mem_writes, free_rdg_components,
5609 rdg_build_components, rdg_build_partitions,
5610 dump_rdg_partitions): Extern.
5611 (generate_loops_for_partition, generate_code_for_partition): Do not
5612 return a bool.
5613 (already_processed_vertex_p, predecessor_has_mem_write,
5614 mark_nodes_having_upstream_mem_writes, has_upstream_mem_writes,
5615 rdg_flag_all_uses, rdg_flag_uses, rdg_flag_vertex_and_dependent,
5616 rdg_flag_loop_exits, rdg_flag_similar_memory_accesses,
5617 build_rdg_partition_for_component, rdg_build_partitions, ldist_gen):
5618 Pass remaining_stmts and upstream_mem_writes as parameters.
5619 (rdg_component): Moved...
5620 (build_rdg_partition_for_component): Do not aggregate components when
5621 flag_streamize_loops is set.
5622 (gen_sequential_loops): New.
5623 (ldist_gen): Call gen_sequential_loops.
5624
5625 * tree-pass.h (pass_loop_streamization): Declared.
5626
5627 * omp-low.c (expand_omp_sections): Call add_bb_to_loop on created
5628 basic blocks when loops structures exist.
5629
5630 * builtin-types.def (BT_FN_VOID_PTR_PTR_INT): New.
5631
5632 * tree-ssa-loop-ivopts.c (expr_invariant_in_region_p): New.
5633
5634 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5635 eliminate_local_variables_stmt, eliminate_local_variables,
5636 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5637 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5638 of code delimited by two edges in the CFG.
5639 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5640 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5641 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5642 the case of parallelisation of reductions.
5643 (create_loop_fn): Extern.
5644 (create_omp_parallel_region): New.
5645
5646 * tree-data-ref.c (dump_data_dependence_relation): Don't call
5647 dump_data_reference for printing dra and drb.
5648 (create_rdg_edge_for_ddr, create_rdg_edges_for_scalar): Initialise
5649 RDGE_RELATION.
5650 (build_rdg): Don't call free_dependence_relations for the moment, as
5651 we attach dependence relations on each edge of the RDG.
5652 To be fixed later.
5653
5654 * tree-data-ref.h (rdg_component): ...here.
5655 (struct rdg_edge): New field ddr_p relation.
5656 (RDGE_RELATION): New.
5657 (create_bb_after_loop, copy_loop_before,
5658 mark_nodes_having_upstream_mem_writes, rdg_build_components,
5659 rdg_build_partitions, dump_rdg_partitions,
5660 free_rdg_components): Declared.
5661
5662 * omp-builtins.def (BUILT_IN_GOMP_STREAM_ALIGN_PUSH,
5663 BUILT_IN_GOMP_STREAM_ALIGN_POP): New.
5664
5665 * tree-loop-streamization.c: New.
5666
5667 * tree-flow.h (gather_blocks_in_sese_region, create_loop_fn,
5668 create_omp_parallel_region, expr_invariant_in_region_p): Declared.
5669
5670 * Makefile.in (tree-loop-streamization.o): Added to OBJS-common.
5671
5672 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5673
5674 * passes.c: Schedule pass_loop_streamization.
5675
56762008-03-08 Tobias Grosser <grosser@fmi.uni-passau.de>
5677
5678 * graphite.c (dot_all_scops_1): Fix formatting for difficult bbs and
5679 update comment.
5680
56812008-03-07 Tobias Grosser <grosser@fim.uni-passau.de>
5682
5683 * graphite.c (dot_all_scops): Update formatting.
5684 Bbs can now be part of more than one SCoP.
5685
56862008-03-04 Sebastian Pop <sebastian.pop@amd.com>
5687
5688 * graphite.c (new_loop_to_cloog_loop_str, setup_cloog_loop): Fix
5689 malloc problems.
5690 (loop_domain_dim): Check for unregistered toplev SCOP loop.
5691 * graphite.h (loop_to_cloog_loop): New.
5692
56932008-03-04 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5694
5695 * graphite.c (loop_domain_dim, ref_nb_loops,
5696 loop_iteration_vector_dim): New.
5697 (build_access_matrix_with_af, build_access_matrix,
5698 initialize_dependence_polyhedron): Fixed for new matrix layout.
5699 No longer assume that all iteration domains are of the same
5700 dimensionality.
5701
57022008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5703
5704 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5705 defined in a loop at depth 0 is invariant.
5706 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5707 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5708 be called at loop depth 0.
5709
5710 * graphite.c (basic_block_simple_for_scop_p): Take the scop as
5711 a parameter.
5712 (dot_all_scops_1): Update use of basic_block_simple_for_scop_p.
5713 (down_open_scop): Removed.
5714 (loop_in_scop_p): Redefined.
5715 (scop_affine_expr): New argument: scop.
5716 (stmt_simple_for_scop_p): New argument: scop. RETURN_EXPR is not
5717 a harmful statement ending a scop.
5718 (basic_block_simple_for_scop_p): New argument: scop.
5719 (get_loop_start): Removed.
5720 (new_scop): Initialize SCOP_LOOPS.
5721 (free_scop): Free SCOP_LOOPS.
5722 (succs_at_same_depth, preds_at_same_depth): New.
5723 (end_scop): Test the validity of a scop.
5724 (add_dominators_to_open_scops): New.
5725 (test_for_scop_bound): Call add_dominators_to_open_scops.
5726 Add cases for opening and closing multiple scops.
5727 (build_scops, build_scop_bbs): Iterate over basic blocks in
5728 depth first order.
5729 (build_graphite_bb): Pass scop directly.
5730 (dfs_bb_in_scop_p): New.
5731 (scop_record_loop): Use SCOP_LOOPS for not recording the same loop
5732 several times.
5733 (nb_loops_around_gb): Use loop_in_scop_p.
5734 (schedule_to_scattering): Disabled for the moment the code computing
5735 the "textual order for outer loop".
5736
5737 * graphite.h (struct scop): New field loops.
5738 (SCOP_LOOPS): New.
5739 (scop_loop_index): Test that the given loop belongs to SCOP_LOOPS.
5740
5741 * testsuite/gcc.dg/graphite/scop-{1,...,7}.c: Updated.
5742
57432008-02-27 Antoniu Pop <antoniu.pop@gmail.com>
5744 Sebastian Pop <sebastian.pop@amd.com>
5745
5746 * builtin-types.def (BT_FN_PTR_SIZE_UINT, BT_FN_BOOL_PTR): New.
5747 * common.opt (fstreamize-loops): New.
5748 * omp-builtins.def (BUILT_IN_GOMP_STREAM_CREATE,
5749 BUILT_IN_GOMP_STREAM_PUSH, BUILT_IN_GOMP_STREAM_HEAD,
5750 BUILT_IN_GOMP_STREAM_POP, BUILT_IN_GOMP_STREAM_EOS_P,
5751 BUILT_IN_GOMP_STREAM_SET_EOS, BUILT_IN_GOMP_STREAM_DESTROY): New.
5752
57532008-02-22 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5754
5755 * tree-data-ref.c (build_empty_rdg): New.
5756 (build_rdg): Use it.
5757 * tree-data-ref.h (build_empty_rdg): Declared.
5758 * graphite.c (free_scop): Free SCOP_LOOP2CLOOG_LOOP.
5759 (find_vertex_for_stmt): Removed.
5760 (build_rdg_all_levels): Use build_empty_rdg and rdg_vertex_for_stmt.
5761
57622008-02-21 Sebastian Pop <sebastian.pop@amd.com>
5763
5764 * tree-loop-distribution.c (generate_builtin): After cancelling the
5765 loop tree, also delete basic blocks.
5766 (rdg_flag_uses): Stop recursion when a vertex has already been
5767 processed.
5768
57692008-02-15 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5770
5771 * graphite.c (build_scop_alpha): Removed.
5772 (graphite_transform_loops): Add a dummy call to build_all_rdg_levels
5773 and dump_dependence_graph to avoid compiler warnings.
5774
57752008-02-14 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5776
5777 * tree-data-ref.c (dr_may_alias_p, create_rdg_vertices): Extern.
5778 * tree-data-ref.h (dr_may_alias_p, create_rdg_vertices): Declared.
5779 * graphite.c (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
5780 eq_loop_to_cloog_loop, del_loop_to_cloog_loop): New.
5781 (new_scop, setup_cloog_loop): Initialize SCOP_LOOP2CLOOG_LOOP.
5782 (initialize_dependence_polyhedron, find_vertex_for_stmt,
5783 initialize_data_dependence_polyhedron, is_empty_polyhedron,
5784 statement_precedes_p, build_rdg_all_levels, build_scop_alpha,
5785 dump_dependence_graph): New.
5786 * graphite.h (struct graphite_bb): New field compressed_alpha_matrix.
5787 (GBB_ALPHA): New.
5788 (struct scop): New field loop2cloog_loop.
5789 (SCOP_LOOP2CLOOG_LOOP, struct data_dependence_polyhedron,
5790 RDGE_DDP, ddp_p, struct loop_to_cloog_loop_str): New.
5791
57922008-02-10 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5793
5794 * graphite.c (build_graphite_bb): Fix initialization
5795 of the graphite basic block.
5796
57972008-02-05 Sebastian Pop <sebastian.pop@amd.com>
5798
5799 * graphite.c (scan_tree_for_params): Rewrite for the new layout of
5800 loop domain matrix. Pass in the number of loops contained in the
5801 constraint matrix.
5802 (nb_loops_around_gb): Moved before setup_cloog_loop that uses it.
5803 (setup_cloog_loop): Rewrite for the new layout of loop domain matrix:
5804 loops that are not surrounding the current loop are not represented
5805 in the domain constraint matrix.
5806 (build_scop_iteration_domain): Initial domain constraint matrix
5807 contains only the eq/ineq, cst, and scop parameters columns.
5808
58092008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5810
5811 * graphite.c (schedule_to_scattering, nb_loops_around_gb): New.
5812 (print_graphite_bb): Print scattering.
5813
58142008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5815
5816 * graphite.c (initialize_cloog_names): Initialize names of
5817 scattering variables.
5818
58192009-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5820
5821 * graphite.c (dot_all_scops_1): Disable debug output while
5822 printing graph.
5823
58242008-01-29 Tobias Grosser <grosser@fim.uni-passau.de>
5825
5826 * graphite.c (find_transform): Change cloog output language to C.
5827
58282008-01-27 Sebastian Pop <sebastian.pop@amd.com>
5829
5830 * tree-loop-distribution.c (generate_memset_zero,
5831 generate_builtin, generate_code_for_partition,
5832 rdg_flag_all_uses): New.
5833 (rdg_flag_uses): Gather in the same partition the statements defining
5834 the VUSES of the current statement.
5835 (rdg_flag_similar_stores): Renamed rdg_flag_similar_memory_accesses.
5836 Gather in the same partition not only the stores to the same memory
5837 access, but also the reads.
5838 (ldist_generate_loops): Renamed ldist_gen.
5839
58402008-01-24 Sebastian Pop <sebastian.pop@amd.com>
5841 Tobias Grosser <grosser@fmi.uni-passau.de>
5842
5843 * graphite.c (setup_cloog_loop): Chain all cloog loops with the
5844 next pointer, don't use the inner pointer.
5845
58462008-01-20 Tobias Grosser <grosser@fmi.uni-passau.de>
5847
5848 * graphite.c (dot_all_scops, dot_all_scops_1): New.
5849 (find_transform): Call dot_all_1.
5850 * graphite.h (dot_all_scops): Declared.
5851
58522007-12-14 Sebastian Pop <sebastian.pop@amd.com>
5853
5854 * tree-loop-distribution.c: Fix apsi.f ICE.
5855 (create_bb_after_loop): New.
5856 (generate_loops_for_partition): Use it.
5857 * testsuite/gfortran.dg/ldist-1.f90: New.
5858
5859 * tree-data-ref.c (dot_rdg): Use /tmp/rdg.dot for dotty format.
5860 * graphite.c (dot_scop): Use /tmp/scop.dot for dotty format.
5861
58622007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5863
5864 * graphite.c (find_transform): Dump cloog program sent to cloog.
5865
58662007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5867
5868 * graphite.c (initialize_cloog_names): Initialize cloog
5869 iterator names.
5870
58712007-12-13 Tobias Grosser <grosser@fmi.uni-passau.de>
5872
5873 * graphite.c (build_scop_context): Fix typo, for the matrix
5874 format: insert '0 >= 0' instead of '-1 >= 0'.
5875
58762007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5877
5878 * Fix merge problems.
5879
58802007-12-13 Sebastian Pop <sebastian.pop@amd.com>
5881
5882 * graphite.c (setup_cloog_loop): Fix typo.
5883
58842007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5885
5886 * doc/invoke.texi (-ftree-loop-distribution): Documented.
5887 * tree-loop-distribution.c: Reimplemented.
5888 * tree-pass.h (pass_loop_distribution): New.
5889 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Use
5890 print_loops.
5891 * graphds.h (struct graph): New field indexes.
5892 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5893
5894 * tree-vect-analyze.c: Remove declaration of static functions when not
5895 needed.
5896 * tree-vectorizer.c: Same.
5897 (rename_variables_in_loop): Now extern.
5898 (slpeel_tree_duplicate_loop_to_edge_cfg): Renamed
5899 tree_duplicate_loop_to_edge_cfg. Reset PENDING_STMT for edges after
5900 calling redirect_edge_and_branch_force.
5901
5902 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5903
5904 * tree-data-ref.c: Don't include tree-chrec.h.
5905 (debug_data_dependence_relations): New.
5906 (dump_data_dependence_relation): Call dump_data_reference on data refs
5907 in the relation.
5908 (same_access_functions): Moved...
5909 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5910 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5911 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5912 struct rdg_vertex_info, ): New.
5913 (create_rdg_edge_for_ddr): Compute the dependence level before looking
5914 at DDR_REVERSED_P.
5915 (create_rdg_vertices): Initialize the htab of graph->indexes.
5916 Initialize RDG_MEM_WRITE_STMT and RDG_MEM_READS_STMT.
5917 (stmts_from_loop): Don't save LABEL_EXPR.
5918 (hash_stmt_vertex_info, eq_stmt_vertex_info,
5919 hash_stmt_vertex_del): New.
5920 (build_rdg): Initialize rdg->indexes.
5921 (free_rdg, stores_from_loop, ref_base_address,
5922 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5923 have_similar_memory_accesses_1, ref_base_address_1,
5924 remove_similar_memory_refs): New.
5925
5926 * tree-data-ref.h: Include tree-chrec.h.
5927 (debug_data_dependence_relations): Declared.
5928 (same_access_functions): ...here. Now static inline.
5929 (ddr_is_anti_dependent, ddrs_have_anti_deps,
5930 ddr_dependence_level): New.
5931 (struct rdg_vertex): New fields has_mem_write, has_mem_reads.
5932 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT, RDG_MEM_WRITE_STMT,
5933 RDG_MEM_READS_STMT): New.
5934 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5935 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5936 rdg_vertex_for_stmt): Declared.
5937 (struct rdg_edge): New field level.
5938 (RDGE_LEVEL, free_rdg): New.
5939 (stores_from_loop, remove_similar_memory_refs,
5940 rdg_defs_used_in_other_loops_p,
5941 have_similar_memory_accesses): Declared.
5942 (rdg_has_similar_memory_accesses): New.
5943
5944 * lambda.h (dependence_level): New.
5945 * common.opt (ftree-loop-distribution): New.
5946 * tree-flow.h (debug_loop_ir): Renamed debug_loops.
5947 (print_loop_ir): Renamed print_loops.
5948 (debug_loop, debug_loop_num, print_loops_bb, mark_virtual_ops_in_bb,
5949 tree_duplicate_loop_to_edge_cfg, rename_variables_in_loop): Declared.
5950 * Makefile.in (TREE_DATA_REF_H): Depends on tree-chrec.h.
5951 (tree-loop-distribution.o): Added.
5952 * tree-cfg.c (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5953 (mark_virtual_ops_in_bb): New.
5954 (print_loops_bb, debug_loop_num, debug_loop): New.
5955 * passes.c: Scheduled pass_loop_distribution.
5956
59572007-12-12 Konrad Trifunovic <konrad.trifunovic@inria.fr>
5958
5959 * graphite.c (scan_tree_for_params): Correct the number of columns
5960 for polylib format.
5961 (nb_flat_iterator): New.
5962 (setup_cloog_loop): Initialize to 1 the first column for inequalities.
5963 (build_scop_iteration_domain): Correct the number of columns for
5964 polylib format.
5965
59662007-12-12 Sebastian Pop <sebastian.pop@amd.com>
5967
5968 * Merge from mainline (129697:130800).
5969
59702007-10-30 Sebastian Pop <sebastian.pop@amd.com>
5971
5972 * graphite.c (build_graphite_bb): SCoP's basic blocks are post
5973 dominated by SCoP's exit.
5974 (graphite_transform_loops): Compute post dominators.
5975
59762007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5977
5978 * Merge from mainline (127169:129697).
5979
59802007-10-28 Sebastian Pop <sebastian.pop@amd.com>
5981
5982 * graphite.c (affine_expr): Renamed scop_affine_expr. Use an extra
5983 parameter for the basic block that contains the expression. Use
5984 outermost_loop_in_scop for evolution_function_is_affine_multivariate_p.
5985 (stmt_simple_for_scop_p): Pass to scop_affine_expr the basic block of
5986 the expression.
5987 * graphite.h (gbb_loop): New.
5988 (GBB_LOOP): Removed.
5989
59902007-08-03 Sebastian Pop <sebpop@gmail.com>
5991
5992 * Makefile.in: Fix merge problem.
5993
59942007-08-03 Sebastian Pop <sebpop@gmail.com>
5995
5996 * Merge from mainline (125309:127169).
5997 * tree-loop-distribution.c: Disabled.
5998
59992007-06-05 Sebastian Pop <sebpop@gmail.com>
6000
6001 * Merge from mainline (r123693:125309).
6002
60032007-05-30 Sebastian Pop <sebpop@gmail.com>
6004
6005 * tree-loop-distribution.c (correct_modify_expr_p): Renamed
6006 correct_modify_p
6007 (correct_modify_p, check_statements, number_of_lvalue_uses,
6008 number_of_scalar_dependences, create_edges): Use GIMPLE_MODIFY_STMT
6009 instead of MODIFY_EXPR.
6010 (update_edge_with_ddv): Don't pass index_of_edge. Initialize
6011 and push new edges.
6012
60132007-05-24 Sebastian Pop <sebpop@gmail.com>
6014
6015 * tree-loop-distribution.c (struct rdg): Replace arrays by
6016 VECs for edges and vertices.
6017 (RDG_NBV, RDG_NBE, RDG_VERTEX, RDG_EDGE): Removed.
6018 (RDGV_NB_PARTITIONS): New.
6019 (PRDG_NBV, PRDG_NBE): Removed.
6020 (build_scc_graph, correct_partitions_p, mark_partitions, build_prdg,
6021 dump_rdg, find_vertex_with_stmt, create_vertices, free_rdg,
6022 number_of_scalar_dependences, create_edges, build_rdg): Use VECs.
6023
60242007-05-17 Georges-Andre Silber <silber@cri.ensmp.fr>
6025 Sebastian Pop <sebpop@gmail.com>
6026
6027 * doc/invoke.texi (-ftree-loop-distribution): Document.
6028 * tree-loop-distribution.c: New file.
6029 * tree-pass.h (pass_loop_distribution): Declared.
6030 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
6031 * tree-data-ref.c (initialize_data_dependence_relation): Initialize
6032 and set reversed_p.
6033 * tree-data-ref.h (data_dependence_relation): Add reversed_p.
6034 (DDR_REVERSED_P): New.
6035 * common.opt (-ftree-loop-distribution): New.
6036 * tree-flow.h (distribute_loops): Declared.
6037 * Makefile.in (OBJS-common): Depend on tree-loop-distribution.o.
6038 * passes.c (init_optimization_passes): Schedule loop distribution.
6039
60402007-05-12 Sebastian Pop <sebastian.pop@inria.fr>
6041
6042 * graphite.c (print_graphite_bb): Don't call dump_data_references.
6043 (print_scop): Don't print when scop is NULL.
6044 (build_scop_context, find_transform): Don't output to stderr.
6045
60462007-05-09 Sebastian Pop <sebastian.pop@inria.fr>
6047
6048 * tree-data-ref.c: Don't include graphite.h.
6049 Comment out the code for printing data reference's scop.
6050 (build_access_matrix_with_af): Moved...
6051 * tree-data-ref.h (build_access_matrix_with_af): Removed declaration.
6052 * graphite.c (build_access_matrix_with_af): ... here. Now static.
6053 (print_graphite_bb): Print basic block's schedule.
6054 (print_scop): Don't print the schedule, call cloog's pretty printer.
6055 (bb_in_scop_p): A basic block is in a scop only if it is both
6056 dominated and postdominated by the scop's entry and exit basic blocks.
6057 (function_parameter_p): New.
6058 (invariant_in_scop_p): Use function_parameter_p.
6059 (new_scop, save_scop): New.
6060 (end_scop, test_for_scop_bound, build_scops): Use new_scop, and
6061 save_scop.
6062 (scan_tree_for_params): Directly build the constraint as CloogMatrix.
6063 (loop_in_scop_p): New.
6064 (scop_record_loop): Use loop_in_scop_p.
6065 (build_scop_domain): Renamed build_scop_iteration_domain.
6066 (setup_cloog_loop, initialize_cloog_names, find_scop_parameters,
6067 nb_params_in_scop, build_scop_context, first_loop_in_scop,
6068 setup_cloog_loop, dot_scop_1, dot_scop): New.
6069 * graphite.h (GBB_LOOP, SCOP_PROG, dot_scop): New.
6070 (struct scop): Add a pointer to cloog's representation of a program.
6071
60722007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6073
6074 * doc/invoke.texi (-ftree-check-verbose): Renamed
6075 -ftree-checks-verbose.
6076 * common.opt (flag_tree_check_verbose): Renamed
6077 flag_tree_checks_verbose.
6078 * tree-check.c (tree_check_warning): Use flag_tree_checks_verbose.
6079
60802007-04-14 Sebastian Pop <sebastian.pop@inria.fr>
6081
6082 * configure: Regenerated.
6083 * config.in: Regenerated.
6084 * tree-ssa-loop.c (graphite_transforms): Execute
6085 graphite_transform_loops only when HAVE_cloog.
6086 * configure.ac (HAVE_polylib, HAVE_cloog, GRAPHITE): Defined.
6087 * graphite.c: Include polylibgmp.h and cloog.h.
6088 (graphite_transform_loops): Removed loops parameter.
6089 * tree-flow.h (graphite_transform_loops): Update declaration.
6090 * Makefile.in (POLYLIBLIBS, POLYLIBINC, CLOOGLIBS, CLOOGINC): New.
6091 (LIBS): Depend on CLOOGLIBS and on POLYLIBLIBS.
6092 (INCLUDES): Depend on POLYLIBINC and on CLOOGINC.
6093 (OBJS-common): Remove dependence on graphite.o.
6094 (BACKEND): Depend on @GRAPHITE@.
6095
60962007-04-13 Sebastian Pop <sebastian.pop@inria.fr>
6097
6098 * doc/invoke.texi (-ftree-check-verbose): Documented.
6099 * testsuite/gcc.dg/tree-checker/tree-checks-1.c: New.
6100 * testsuite/gcc.dg/tree-checker/tree-checks-2.c: New.
6101 * testsuite/gcc.dg/tree-checker/tree-checks-3.c: New.
6102 * testsuite/gcc.dg/tree-checker/tree-checks-4.c: New.
6103 * testsuite/gcc.dg/tree-checker/tree-checks.exp: New.
6104 * testsuite/gcc.dg/tree-checker/condates.crp: New.
6105 * common.opt (ftree-checks-verbose): New.
6106 * tree-check.c (tree_check_warning): Move extra stderr output
6107 under control of flag_tree_check_verbose.
6108
61092007-04-12 Sebastian Pop <sebastian.pop@inria.fr>
6110
6111 * tree-match.c: Fix comments formatting.
6112 * tree-match.h: Fix comments formatting.
6113 * tree-check.c: Fix comments formatting.
6114 (tree_check_init): Restructure.
6115
61162007-04-12 Nic Volanschi <nic.volanschi@free.fr>
6117
6118 * doc/invoke.texi (-ftree-check, -ftree-checks): Documented.
6119
61202007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
6121
6122 * Merge from mainline (r120733:123693).
6123
61242007-03-20 Nic Volanschi <nic.volanschi@free.fr>
6125
6126 * condate.y: New file.
6127 * tree-match.h (struct patt_info_s): New field sign.
6128 (struct condate_s): New field msg.
6129 (normalize_condate, name_condate, add_condate): New.
6130 (conds[], condate_parse): Made extern.
6131 * tree-check.c (tree_check_warning): First arg changed to cond;
6132 warning reformatted.
6133 (tree_check_init): Reset the TREE_VISITED bit on every CFG node.
6134 (tree_scan): New.
6135 (tree_check): Process trivial condates.
6136 (read_delimited_string): Removed.
6137 (print_cond): Print name and msg.
6138 (conds[]): Made extern.
6139 (parse_tree_check_file_once): Rewritten to use the parser in
6140 condate.y.
6141 Processing of option --tree_check_string moved to tree_scan().
6142 * Makefile.in: Added condate.y
6143
61442007-03-12 Sebastian Pop <sebastian.pop@inria.fr>
6145
6146 * tree-pretty-print.c (dump_generic_bb_buff, lazy_dump_generic_node):
6147 Use VECs instead of varrays.
6148 * diagnostic.h (lazy_dump_generic_node): Update declaration.
6149 * Makefile.in (pretty-print.o): Depend on vec.h.
6150 * pretty-print.c: Include tree.h and vec.h.
6151 (pp_clear_state, pp_write_list_to_stream, pp_base_format,
6152 pp_base_format, pp_construct, pp_base_string, pp_lazy_mode,
6153 new_tree_chunk, pp_add_tree, pp_add_string, pp_add_char, pp_write_list,
6154 pp_free_list): Use VECs instead of varrays.
6155 * pretty-print.h: Do not include varray.h.
6156 (struct tree_chunk_s): Declaration moved before its use.
6157 (output_buffer): Rename varray field to chunks.
6158 * tree-match.c (tree_equal, chunk_1st_char, chunks_lookahead,
6159 tree_1st_char, match_chunks_pattinfo, match_tree_pattinfo,
6160 save_global_holes): Use VECs instead of varrays.
6161 * tree-match.h: Declare VECs of cfg_node, and hole_p.
6162 * tree-check.c (scan_cfg_stmts, push_node,
6163 print_matching_stmt): Removed.
6164 (tree_check_instance, push_global_holes_if_new, tree_check,
6165 execute_tree_check): Use VECs instead of varrays.
6166 (gate_tree_check): Don't execute the CFG check when basic_block_info
6167 is not available.
6168
61692007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6170
6171 * Merge from mainline (r115016:120733).
6172
61732007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6174
6175 * Merge from mainline (r117632:117661).
6176
61772007-01-12 Sebastian Pop <sebastian.pop@inria.fr>
6178
6179 * tree-dump.c (dump_option_value_in): Add TDF_DEBUG.
6180 * tree-pass.h (TDF_DEBUG, debug_p): New.
6181 * tree-scalar-evolution.c (set_scalar_evolution, get_scalar_evolution,
6182 get_scalar_evolution, add_to_evolution, set_nb_iterations_in_loop,
6183 get_loop_exit_condition, analyze_evolution_in_loop,
6184 analyze_initial_condition, analyze_scalar_evolution,
6185 instantiate_parameters, number_of_latch_executions): Use debug_p.
6186 * tree-chrec.c (chrec_apply): Use debug_p.
6187 * tree-data-ref.c: Include graphite.h.
6188 (dump_data_reference): Print also the access matrix.
6189 (analyze_array, analyze_indirect_ref, init_data_ref,
6190 analyze_offset_expr, address_analysis, object_analysis,
6191 create_data_ref, finalize_ddr_dependent,
6192 non_affine_dependence_relation, analyze_ziv_subscript,
6193 analyze_siv_subscript_cst_affine,
6194 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6195 can_use_analyze_subscript_affine_affine, analyze_siv_subscript,
6196 analyze_miv_subscript, analyze_overlapping_iterations,
6197 build_classic_dist_vector, subscript_dependence_tester,
6198 compute_affine_dependence, analyze_all_data_dependences): Use debug_p.
6199 (build_access_matrix_with_af): No longer static.
6200 * tree-data-ref.h (scop_p): ... declaration here.
6201 (data_reference.scop): New field.
6202 (DR_SCOP, DR_ACCESS_MATRIX): New.
6203 (build_access_matrix_with_af, dr_num_subscripts): Declared.
6204 * graphite.c (print_graphite_bb): Call dump_data_references.
6205 (print_scop): Use scop_nb_loops and scop_dim_domain.
6206 (test_for_scop_bound): Use debug_p.
6207 (scan_tree_for_params): Use scop_nb_loops, scop_nb_loops and
6208 scop_nb_params.
6209 (scop_loop_index): Moved...
6210 (scop_record_loop): New.
6211 (build_scop_loop_nests): Use scop_record_loop.
6212 (build_scop_domain): Use scop_dim_domain.
6213 (build_access_matrix): Implemented.
6214 (build_scop_canonical_schedules): Use scop_nb_loops.
6215 (build_graphite_bb): Initialize GBB_SCOP.
6216 * graphite.h (scop_p): Moved...
6217 (graphite_bb.scop): New field.
6218 (graphite_bb.iteration_domain, GBB_DOMAIN, scop.nb_params,
6219 scop.nb_loops, scop.dim_domain, SCOP_NB_LOOPS, SCOP_NB_PARAMS,
6220 SCOP_DIM_DOMAIN, SCOP_STMTS): Removed.
6221 (scop_nb_params, scop_nb_loops, scop_dim_domain, gbb_dim_domain,
6222 scop_loop_index): New.
6223 * Makefile.in (tree-data-ref.o): Depends on graphite.h.
6224
62252007-01-05 Sebastian Pop <sebastian.pop@inria.fr>
6226
6227 * Merge from mainline (r117661:120450).
6228
62292006-10-12 Sebastian Pop <sebastian.pop@inria.fr>
6230
6231 * tree-scalar-evolution.c (instantiate_parameters_1): Don't stop
6232 at the first declaration outside the varying loop, instantiate as
6233 far as possible.
6234 * tree-chrec.c (for_each_scev_op): New.
6235 * tree-chrec.h (for_each_scev_op): Declared.
6236 * tree-ssa-loop.c (pass_graphite_trans): Don't dump the function.
6237 * tree-data-ref.c (get_references_in_stmt,
6238 find_data_references_in_stmt): New, from trunk.
6239 (find_data_references_in_loop): Use get_references_in_stmt
6240 and find_data_references_in_loop, modified as in trunk.
6241 (build_access_matrix_with_af): New.
6242 * tree-data-ref.h (data_reference): Add a field access_matrix.
6243 (data_ref_loc): New, as in trunk.
6244 * graphite.c (print_graphite_bb, bb_in_scop_p, stmt_in_scop_p,
6245 invariant_in_scop_p, param_index, scan_tree_for_params,
6246 scop_loop_index, build_scop_loop_nests, build_scop_domain, irp_data,
6247 idx_record_param, idx_record_params, build_access_matrix,
6248 build_scop_data_accesses, build_scop_canonical_schedules,
6249 build_graphite_bb, build_scop_bbs, find_params_in_bb,
6250 build_scop_params): New.
6251 * graphite.h (graphite_bb): New.
6252 (scop): Add fields static_schedule, params, loop_nest,
6253 iteration_domain.
6254 * lambda.h: Declare vecs of lambda_matrix.
6255 * tree-flow.h (print_loop_ir_bb): Declared.
6256 * tree-cfg.c (print_loop_ir_bb): New.
6257 (print_loop): Use print_loop_ir_bb.
6258
62592006-10-12 Sebastian Pop <pop@cri.ensmp.fr>
6260
6261 * Merge from mainline (r115016:117632).
6262
62632006-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6264
6265 * graphite.c (debug_scops): Adjust definition for avoiding a bootstrap
6266 break due to a warning.
6267
62682006-10-10 Sebastian Pop <pop@cri.ensmp.fr>
6269
6270 * graphite.c (print_scops, debug_scops): New.
6271 (graphite_transform): Renamed graphite_find_transform.
6272 * graphite.h (debug_scops): Declared.
6273
62742006-08-17 Sebastian Pop <pop@cri.ensmp.fr>
6275
6276 * tree-match.c: Reformat following the GNU style.
6277 * tree-match.h: Reformat following the GNU style.
6278 * tree-pattern.h: Removed empty file.
6279 * Makefile.in: Remove references to tree-pattern.h.
6280 * tree-check.c: Reformat following the GNU style.
6281 (execute_tree_check): Move gate condition code to...
6282 (gate_tree_check): ...here. New function.
6283 (pass_check): Use the gate function.
6284
62852006-07-04 Nic Volanschi <nic.volanschi@free.fr>
6286
6287 * tree-pattern.h: New. Tree pattern matching and checking using
6288 concrete syntax.
6289 * tree-check.c: New. Tree/CFG checking pass.
6290 * tree-match.c: New. Library for tree pattern matching.
6291 * opts.c, common.opt: Add options --ftree-check & --ftree-checks.
6292 * toplev.c, flags.h: Add globals for tree-check pass.
6293 * Makefile.in: Integrate the files in tree-check pass.
6294 * timevar.def, tree-optimize.c, tree-pass.h: Register tree-check pass.
6295 * pretty-print.c, pretty-print.h, tree-pretty-print.c, diagnostic.h:
6296 Introduce a "lazy" pretty-print mode.
6297 * tree.c, tree.h: Add tree_name.
6298
62992006-07-04 Sebastian Pop <pop@cri.ensmp.fr>
6300
6301 * doc/invoke.texi (-fgraphite): Correct typo.
6302 * tree-scalar-evolution.c (number_of_iterations_for_all_loops): Update
6303 use of print_loop_ir.
6304 * testsuite/gcc.dg/graphite/scop-1.c: New.
6305 * testsuite/gcc.dg/graphite/scop-2.c: New.
6306 * testsuite/gcc.dg/graphite/graphite.exp: New.
6307 * graphite.c: Include domwalk.h.
6308 (print_scop): Print only the entry and exit blocks.
6309 (debug_scop): No longer static.
6310 (affine_expr): Fix formating. Return also true when the expression is
6311 constant.
6312 (stmt_simple_for_scop_p): Fix formating.
6313 (build_scops): Use domwalk.
6314 (get_loop_start, end_scop, test_for_scop_bound): New.
6315 (graphite_transform_loops): Avoid printing on stderr.
6316 * graphite.h (debug_scop): Declared.
6317 * tree-flow.h (debug_loop_ir, print_loop_ir): Update declarations.
6318 * Makefile.in (graphite.o): Depend on domwalk.h.
6319 * tree-cfg.c (print_loop, print_pred_bbs, print_succ_bbs): Remove
6320 declarations for static functions.
6321 (print_loop, print_loop_ir, debug_loop_ir): Use an extra parameter for
6322 controlling output verbosity.
6323
63242006-06-26 Sebastian Pop <pop@cri.ensmp.fr>
6325 Plesco Alexandru <shurikx@gmail.com>
6326
6327 * doc/invoke.texi (-fgraphite): Document.
6328 * tree-pass.h (pass_graphite_transforms): Declared.
6329 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6330 * tree-ssa-loop.c (graphite_transforms, gate_graphite_transforms): New.
6331 (pass_graphite_transforms): Defined.
6332 * tree-data-ref.c (free_data_ref, data_reference): Extern.
6333 * tree-data-ref.h (free_data_ref, data_reference): Declared.
6334 * graphite.c, graphite.h: New.
6335 * common.opt (fgraphite): Declared.
6336 * tree-flow.h (graphite_transform_loops): Declared.
6337 * Makefile.in (OBJS-common): Add graphite.o.
6338 (graphite.o): New rule.
6339 * passes.c (pass_graphite_transforms): Scheduled.
6340
GNU Compiler Collection
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